1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright (c) 2016-2017 Hisilicon Limited.
3
4 #include <linux/acpi.h>
5 #include <linux/device.h>
6 #include <linux/etherdevice.h>
7 #include <linux/init.h>
8 #include <linux/interrupt.h>
9 #include <linux/kernel.h>
10 #include <linux/module.h>
11 #include <linux/netdevice.h>
12 #include <linux/pci.h>
13 #include <linux/platform_device.h>
14 #include <linux/if_vlan.h>
15 #include <linux/crash_dump.h>
16 #include <net/ipv6.h>
17 #include <net/rtnetlink.h>
18 #include "hclge_cmd.h"
19 #include "hclge_dcb.h"
20 #include "hclge_main.h"
21 #include "hclge_mbx.h"
22 #include "hclge_mdio.h"
23 #include "hclge_regs.h"
24 #include "hclge_tm.h"
25 #include "hclge_err.h"
26 #include "hnae3.h"
27 #include "hclge_devlink.h"
28 #include "hclge_comm_cmd.h"
29
30 #define HCLGE_NAME "hclge"
31
32 #define HCLGE_BUF_SIZE_UNIT 256U
33 #define HCLGE_BUF_MUL_BY 2
34 #define HCLGE_BUF_DIV_BY 2
35 #define NEED_RESERVE_TC_NUM 2
36 #define BUF_MAX_PERCENT 100
37 #define BUF_RESERVE_PERCENT 90
38
39 #define HCLGE_RESET_MAX_FAIL_CNT 5
40 #define HCLGE_RESET_SYNC_TIME 100
41 #define HCLGE_PF_RESET_SYNC_TIME 20
42 #define HCLGE_PF_RESET_SYNC_CNT 1500
43
44 #define HCLGE_LINK_STATUS_MS 10
45
46 static int hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mps);
47 static int hclge_init_vlan_config(struct hclge_dev *hdev);
48 static void hclge_sync_vlan_filter(struct hclge_dev *hdev);
49 static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev);
50 static bool hclge_get_hw_reset_stat(struct hnae3_handle *handle);
51 static void hclge_rfs_filter_expire(struct hclge_dev *hdev);
52 static int hclge_clear_arfs_rules(struct hclge_dev *hdev);
53 static enum hnae3_reset_type hclge_get_reset_level(struct hnae3_ae_dev *ae_dev,
54 unsigned long *addr);
55 static int hclge_set_default_loopback(struct hclge_dev *hdev);
56
57 static void hclge_sync_mac_table(struct hclge_dev *hdev);
58 static void hclge_restore_hw_table(struct hclge_dev *hdev);
59 static void hclge_sync_promisc_mode(struct hclge_dev *hdev);
60 static void hclge_sync_fd_table(struct hclge_dev *hdev);
61 static void hclge_update_fec_stats(struct hclge_dev *hdev);
62 static int hclge_mac_link_status_wait(struct hclge_dev *hdev, int link_ret,
63 int wait_cnt);
64 static int hclge_update_port_info(struct hclge_dev *hdev);
65
66 static struct hnae3_ae_algo ae_algo;
67
68 static struct workqueue_struct *hclge_wq;
69
70 static const struct pci_device_id ae_algo_pci_tbl[] = {
71 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_GE), 0},
72 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_25GE), 0},
73 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_25GE_RDMA), 0},
74 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_25GE_RDMA_MACSEC), 0},
75 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_50GE_RDMA), 0},
76 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_50GE_RDMA_MACSEC), 0},
77 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_100G_RDMA_MACSEC), 0},
78 {PCI_VDEVICE(HUAWEI, HNAE3_DEV_ID_200G_RDMA), 0},
79 /* required last entry */
80 {0, }
81 };
82
83 MODULE_DEVICE_TABLE(pci, ae_algo_pci_tbl);
84
85 static const char hns3_nic_test_strs[][ETH_GSTRING_LEN] = {
86 "External Loopback test",
87 "App Loopback test",
88 "Serdes serial Loopback test",
89 "Serdes parallel Loopback test",
90 "Phy Loopback test"
91 };
92
93 static const struct hclge_comm_stats_str g_mac_stats_string[] = {
94 {"mac_tx_mac_pause_num", HCLGE_MAC_STATS_MAX_NUM_V1,
95 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_mac_pause_num)},
96 {"mac_rx_mac_pause_num", HCLGE_MAC_STATS_MAX_NUM_V1,
97 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_mac_pause_num)},
98 {"mac_tx_pause_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
99 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pause_xoff_time)},
100 {"mac_rx_pause_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
101 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pause_xoff_time)},
102 {"mac_tx_control_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
103 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_ctrl_pkt_num)},
104 {"mac_rx_control_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
105 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_ctrl_pkt_num)},
106 {"mac_tx_pfc_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
107 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pause_pkt_num)},
108 {"mac_tx_pfc_pri0_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
109 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri0_pkt_num)},
110 {"mac_tx_pfc_pri1_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
111 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri1_pkt_num)},
112 {"mac_tx_pfc_pri2_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
113 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri2_pkt_num)},
114 {"mac_tx_pfc_pri3_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
115 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri3_pkt_num)},
116 {"mac_tx_pfc_pri4_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
117 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri4_pkt_num)},
118 {"mac_tx_pfc_pri5_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
119 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri5_pkt_num)},
120 {"mac_tx_pfc_pri6_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
121 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri6_pkt_num)},
122 {"mac_tx_pfc_pri7_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
123 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri7_pkt_num)},
124 {"mac_tx_pfc_pri0_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
125 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri0_xoff_time)},
126 {"mac_tx_pfc_pri1_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
127 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri1_xoff_time)},
128 {"mac_tx_pfc_pri2_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
129 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri2_xoff_time)},
130 {"mac_tx_pfc_pri3_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
131 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri3_xoff_time)},
132 {"mac_tx_pfc_pri4_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
133 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri4_xoff_time)},
134 {"mac_tx_pfc_pri5_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
135 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri5_xoff_time)},
136 {"mac_tx_pfc_pri6_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
137 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri6_xoff_time)},
138 {"mac_tx_pfc_pri7_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
139 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_pfc_pri7_xoff_time)},
140 {"mac_rx_pfc_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
141 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pause_pkt_num)},
142 {"mac_rx_pfc_pri0_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
143 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri0_pkt_num)},
144 {"mac_rx_pfc_pri1_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
145 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri1_pkt_num)},
146 {"mac_rx_pfc_pri2_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
147 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri2_pkt_num)},
148 {"mac_rx_pfc_pri3_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
149 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri3_pkt_num)},
150 {"mac_rx_pfc_pri4_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
151 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri4_pkt_num)},
152 {"mac_rx_pfc_pri5_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
153 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri5_pkt_num)},
154 {"mac_rx_pfc_pri6_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
155 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri6_pkt_num)},
156 {"mac_rx_pfc_pri7_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
157 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri7_pkt_num)},
158 {"mac_rx_pfc_pri0_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
159 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri0_xoff_time)},
160 {"mac_rx_pfc_pri1_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
161 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri1_xoff_time)},
162 {"mac_rx_pfc_pri2_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
163 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri2_xoff_time)},
164 {"mac_rx_pfc_pri3_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
165 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri3_xoff_time)},
166 {"mac_rx_pfc_pri4_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
167 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri4_xoff_time)},
168 {"mac_rx_pfc_pri5_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
169 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri5_xoff_time)},
170 {"mac_rx_pfc_pri6_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
171 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri6_xoff_time)},
172 {"mac_rx_pfc_pri7_xoff_time", HCLGE_MAC_STATS_MAX_NUM_V2,
173 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_pfc_pri7_xoff_time)},
174 {"mac_tx_total_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
175 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_total_pkt_num)},
176 {"mac_tx_total_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
177 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_total_oct_num)},
178 {"mac_tx_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
179 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_good_pkt_num)},
180 {"mac_tx_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
181 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_bad_pkt_num)},
182 {"mac_tx_good_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
183 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_good_oct_num)},
184 {"mac_tx_bad_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
185 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_bad_oct_num)},
186 {"mac_tx_uni_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
187 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_uni_pkt_num)},
188 {"mac_tx_multi_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
189 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_multi_pkt_num)},
190 {"mac_tx_broad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
191 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_broad_pkt_num)},
192 {"mac_tx_undersize_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
193 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_undersize_pkt_num)},
194 {"mac_tx_oversize_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
195 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_oversize_pkt_num)},
196 {"mac_tx_64_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
197 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_64_oct_pkt_num)},
198 {"mac_tx_65_127_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
199 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_65_127_oct_pkt_num)},
200 {"mac_tx_128_255_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
201 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_128_255_oct_pkt_num)},
202 {"mac_tx_256_511_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
203 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_256_511_oct_pkt_num)},
204 {"mac_tx_512_1023_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
205 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_512_1023_oct_pkt_num)},
206 {"mac_tx_1024_1518_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
207 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1024_1518_oct_pkt_num)},
208 {"mac_tx_1519_2047_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
209 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1519_2047_oct_pkt_num)},
210 {"mac_tx_2048_4095_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
211 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_2048_4095_oct_pkt_num)},
212 {"mac_tx_4096_8191_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
213 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_4096_8191_oct_pkt_num)},
214 {"mac_tx_8192_9216_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
215 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_8192_9216_oct_pkt_num)},
216 {"mac_tx_9217_12287_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
217 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_9217_12287_oct_pkt_num)},
218 {"mac_tx_12288_16383_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
219 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_12288_16383_oct_pkt_num)},
220 {"mac_tx_1519_max_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
221 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1519_max_good_oct_pkt_num)},
222 {"mac_tx_1519_max_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
223 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_1519_max_bad_oct_pkt_num)},
224 {"mac_rx_total_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
225 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_total_pkt_num)},
226 {"mac_rx_total_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
227 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_total_oct_num)},
228 {"mac_rx_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
229 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_good_pkt_num)},
230 {"mac_rx_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
231 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_bad_pkt_num)},
232 {"mac_rx_good_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
233 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_good_oct_num)},
234 {"mac_rx_bad_oct_num", HCLGE_MAC_STATS_MAX_NUM_V1,
235 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_bad_oct_num)},
236 {"mac_rx_uni_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
237 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_uni_pkt_num)},
238 {"mac_rx_multi_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
239 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_multi_pkt_num)},
240 {"mac_rx_broad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
241 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_broad_pkt_num)},
242 {"mac_rx_undersize_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
243 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_undersize_pkt_num)},
244 {"mac_rx_oversize_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
245 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_oversize_pkt_num)},
246 {"mac_rx_64_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
247 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_64_oct_pkt_num)},
248 {"mac_rx_65_127_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
249 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_65_127_oct_pkt_num)},
250 {"mac_rx_128_255_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
251 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_128_255_oct_pkt_num)},
252 {"mac_rx_256_511_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
253 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_256_511_oct_pkt_num)},
254 {"mac_rx_512_1023_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
255 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_512_1023_oct_pkt_num)},
256 {"mac_rx_1024_1518_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
257 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1024_1518_oct_pkt_num)},
258 {"mac_rx_1519_2047_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
259 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1519_2047_oct_pkt_num)},
260 {"mac_rx_2048_4095_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
261 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_2048_4095_oct_pkt_num)},
262 {"mac_rx_4096_8191_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
263 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_4096_8191_oct_pkt_num)},
264 {"mac_rx_8192_9216_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
265 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_8192_9216_oct_pkt_num)},
266 {"mac_rx_9217_12287_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
267 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_9217_12287_oct_pkt_num)},
268 {"mac_rx_12288_16383_oct_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
269 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_12288_16383_oct_pkt_num)},
270 {"mac_rx_1519_max_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
271 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1519_max_good_oct_pkt_num)},
272 {"mac_rx_1519_max_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
273 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_1519_max_bad_oct_pkt_num)},
274
275 {"mac_tx_fragment_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
276 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_fragment_pkt_num)},
277 {"mac_tx_undermin_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
278 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_undermin_pkt_num)},
279 {"mac_tx_jabber_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
280 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_jabber_pkt_num)},
281 {"mac_tx_err_all_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
282 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_err_all_pkt_num)},
283 {"mac_tx_from_app_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
284 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_from_app_good_pkt_num)},
285 {"mac_tx_from_app_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
286 HCLGE_MAC_STATS_FIELD_OFF(mac_tx_from_app_bad_pkt_num)},
287 {"mac_rx_fragment_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
288 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_fragment_pkt_num)},
289 {"mac_rx_undermin_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
290 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_undermin_pkt_num)},
291 {"mac_rx_jabber_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
292 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_jabber_pkt_num)},
293 {"mac_rx_fcs_err_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
294 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_fcs_err_pkt_num)},
295 {"mac_rx_send_app_good_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
296 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_send_app_good_pkt_num)},
297 {"mac_rx_send_app_bad_pkt_num", HCLGE_MAC_STATS_MAX_NUM_V1,
298 HCLGE_MAC_STATS_FIELD_OFF(mac_rx_send_app_bad_pkt_num)}
299 };
300
301 static const struct hclge_mac_mgr_tbl_entry_cmd hclge_mgr_table[] = {
302 {
303 .flags = HCLGE_MAC_MGR_MASK_VLAN_B,
304 .ethter_type = cpu_to_le16(ETH_P_LLDP),
305 .mac_addr = {0x01, 0x80, 0xc2, 0x00, 0x00, 0x0e},
306 .i_port_bitmap = 0x1,
307 },
308 };
309
310 static const struct key_info meta_data_key_info[] = {
311 { PACKET_TYPE_ID, 6 },
312 { IP_FRAGEMENT, 1 },
313 { ROCE_TYPE, 1 },
314 { NEXT_KEY, 5 },
315 { VLAN_NUMBER, 2 },
316 { SRC_VPORT, 12 },
317 { DST_VPORT, 12 },
318 { TUNNEL_PACKET, 1 },
319 };
320
321 static const struct key_info tuple_key_info[] = {
322 { OUTER_DST_MAC, 48, KEY_OPT_MAC, -1, -1 },
323 { OUTER_SRC_MAC, 48, KEY_OPT_MAC, -1, -1 },
324 { OUTER_VLAN_TAG_FST, 16, KEY_OPT_LE16, -1, -1 },
325 { OUTER_VLAN_TAG_SEC, 16, KEY_OPT_LE16, -1, -1 },
326 { OUTER_ETH_TYPE, 16, KEY_OPT_LE16, -1, -1 },
327 { OUTER_L2_RSV, 16, KEY_OPT_LE16, -1, -1 },
328 { OUTER_IP_TOS, 8, KEY_OPT_U8, -1, -1 },
329 { OUTER_IP_PROTO, 8, KEY_OPT_U8, -1, -1 },
330 { OUTER_SRC_IP, 32, KEY_OPT_IP, -1, -1 },
331 { OUTER_DST_IP, 32, KEY_OPT_IP, -1, -1 },
332 { OUTER_L3_RSV, 16, KEY_OPT_LE16, -1, -1 },
333 { OUTER_SRC_PORT, 16, KEY_OPT_LE16, -1, -1 },
334 { OUTER_DST_PORT, 16, KEY_OPT_LE16, -1, -1 },
335 { OUTER_L4_RSV, 32, KEY_OPT_LE32, -1, -1 },
336 { OUTER_TUN_VNI, 24, KEY_OPT_VNI, -1, -1 },
337 { OUTER_TUN_FLOW_ID, 8, KEY_OPT_U8, -1, -1 },
338 { INNER_DST_MAC, 48, KEY_OPT_MAC,
339 offsetof(struct hclge_fd_rule, tuples.dst_mac),
340 offsetof(struct hclge_fd_rule, tuples_mask.dst_mac) },
341 { INNER_SRC_MAC, 48, KEY_OPT_MAC,
342 offsetof(struct hclge_fd_rule, tuples.src_mac),
343 offsetof(struct hclge_fd_rule, tuples_mask.src_mac) },
344 { INNER_VLAN_TAG_FST, 16, KEY_OPT_LE16,
345 offsetof(struct hclge_fd_rule, tuples.vlan_tag1),
346 offsetof(struct hclge_fd_rule, tuples_mask.vlan_tag1) },
347 { INNER_VLAN_TAG_SEC, 16, KEY_OPT_LE16, -1, -1 },
348 { INNER_ETH_TYPE, 16, KEY_OPT_LE16,
349 offsetof(struct hclge_fd_rule, tuples.ether_proto),
350 offsetof(struct hclge_fd_rule, tuples_mask.ether_proto) },
351 { INNER_L2_RSV, 16, KEY_OPT_LE16,
352 offsetof(struct hclge_fd_rule, tuples.l2_user_def),
353 offsetof(struct hclge_fd_rule, tuples_mask.l2_user_def) },
354 { INNER_IP_TOS, 8, KEY_OPT_U8,
355 offsetof(struct hclge_fd_rule, tuples.ip_tos),
356 offsetof(struct hclge_fd_rule, tuples_mask.ip_tos) },
357 { INNER_IP_PROTO, 8, KEY_OPT_U8,
358 offsetof(struct hclge_fd_rule, tuples.ip_proto),
359 offsetof(struct hclge_fd_rule, tuples_mask.ip_proto) },
360 { INNER_SRC_IP, 32, KEY_OPT_IP,
361 offsetof(struct hclge_fd_rule, tuples.src_ip),
362 offsetof(struct hclge_fd_rule, tuples_mask.src_ip) },
363 { INNER_DST_IP, 32, KEY_OPT_IP,
364 offsetof(struct hclge_fd_rule, tuples.dst_ip),
365 offsetof(struct hclge_fd_rule, tuples_mask.dst_ip) },
366 { INNER_L3_RSV, 16, KEY_OPT_LE16,
367 offsetof(struct hclge_fd_rule, tuples.l3_user_def),
368 offsetof(struct hclge_fd_rule, tuples_mask.l3_user_def) },
369 { INNER_SRC_PORT, 16, KEY_OPT_LE16,
370 offsetof(struct hclge_fd_rule, tuples.src_port),
371 offsetof(struct hclge_fd_rule, tuples_mask.src_port) },
372 { INNER_DST_PORT, 16, KEY_OPT_LE16,
373 offsetof(struct hclge_fd_rule, tuples.dst_port),
374 offsetof(struct hclge_fd_rule, tuples_mask.dst_port) },
375 { INNER_L4_RSV, 32, KEY_OPT_LE32,
376 offsetof(struct hclge_fd_rule, tuples.l4_user_def),
377 offsetof(struct hclge_fd_rule, tuples_mask.l4_user_def) },
378 };
379
380 /**
381 * hclge_cmd_send - send command to command queue
382 * @hw: pointer to the hw struct
383 * @desc: prefilled descriptor for describing the command
384 * @num : the number of descriptors to be sent
385 *
386 * This is the main send command for command queue, it
387 * sends the queue, cleans the queue, etc
388 **/
hclge_cmd_send(struct hclge_hw * hw,struct hclge_desc * desc,int num)389 int hclge_cmd_send(struct hclge_hw *hw, struct hclge_desc *desc, int num)
390 {
391 return hclge_comm_cmd_send(&hw->hw, desc, num);
392 }
393
hclge_mac_update_stats_defective(struct hclge_dev * hdev)394 static int hclge_mac_update_stats_defective(struct hclge_dev *hdev)
395 {
396 #define HCLGE_MAC_CMD_NUM 21
397
398 u64 *data = (u64 *)(&hdev->mac_stats);
399 struct hclge_desc desc[HCLGE_MAC_CMD_NUM];
400 __le64 *desc_data;
401 u32 data_size;
402 int ret;
403 u32 i;
404
405 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_STATS_MAC, true);
406 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_MAC_CMD_NUM);
407 if (ret) {
408 dev_err(&hdev->pdev->dev,
409 "Get MAC pkt stats fail, status = %d.\n", ret);
410
411 return ret;
412 }
413
414 /* The first desc has a 64-bit header, so data size need to minus 1 */
415 data_size = sizeof(desc) / (sizeof(u64)) - 1;
416
417 desc_data = (__le64 *)(&desc[0].data[0]);
418 for (i = 0; i < data_size; i++) {
419 /* data memory is continuous becase only the first desc has a
420 * header in this command
421 */
422 *data += le64_to_cpu(*desc_data);
423 data++;
424 desc_data++;
425 }
426
427 return 0;
428 }
429
hclge_mac_update_stats_complete(struct hclge_dev * hdev)430 static int hclge_mac_update_stats_complete(struct hclge_dev *hdev)
431 {
432 #define HCLGE_REG_NUM_PER_DESC 4
433
434 u32 reg_num = hdev->ae_dev->dev_specs.mac_stats_num;
435 u64 *data = (u64 *)(&hdev->mac_stats);
436 struct hclge_desc *desc;
437 __le64 *desc_data;
438 u32 data_size;
439 u32 desc_num;
440 int ret;
441 u32 i;
442
443 /* The first desc has a 64-bit header, so need to consider it */
444 desc_num = reg_num / HCLGE_REG_NUM_PER_DESC + 1;
445
446 /* This may be called inside atomic sections,
447 * so GFP_ATOMIC is more suitalbe here
448 */
449 desc = kcalloc(desc_num, sizeof(struct hclge_desc), GFP_ATOMIC);
450 if (!desc)
451 return -ENOMEM;
452
453 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_STATS_MAC_ALL, true);
454 ret = hclge_cmd_send(&hdev->hw, desc, desc_num);
455 if (ret) {
456 kfree(desc);
457 return ret;
458 }
459
460 data_size = min_t(u32, sizeof(hdev->mac_stats) / sizeof(u64), reg_num);
461
462 desc_data = (__le64 *)(&desc[0].data[0]);
463 for (i = 0; i < data_size; i++) {
464 /* data memory is continuous becase only the first desc has a
465 * header in this command
466 */
467 *data += le64_to_cpu(*desc_data);
468 data++;
469 desc_data++;
470 }
471
472 kfree(desc);
473
474 return 0;
475 }
476
hclge_mac_query_reg_num(struct hclge_dev * hdev,u32 * reg_num)477 static int hclge_mac_query_reg_num(struct hclge_dev *hdev, u32 *reg_num)
478 {
479 struct hclge_desc desc;
480 int ret;
481
482 /* Driver needs total register number of both valid registers and
483 * reserved registers, but the old firmware only returns number
484 * of valid registers in device V2. To be compatible with these
485 * devices, driver uses a fixed value.
486 */
487 if (hdev->ae_dev->dev_version == HNAE3_DEVICE_VERSION_V2) {
488 *reg_num = HCLGE_MAC_STATS_MAX_NUM_V1;
489 return 0;
490 }
491
492 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_MAC_REG_NUM, true);
493 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
494 if (ret) {
495 dev_err(&hdev->pdev->dev,
496 "failed to query mac statistic reg number, ret = %d\n",
497 ret);
498 return ret;
499 }
500
501 *reg_num = le32_to_cpu(desc.data[0]);
502 if (*reg_num == 0) {
503 dev_err(&hdev->pdev->dev,
504 "mac statistic reg number is invalid!\n");
505 return -ENODATA;
506 }
507
508 return 0;
509 }
510
hclge_mac_update_stats(struct hclge_dev * hdev)511 int hclge_mac_update_stats(struct hclge_dev *hdev)
512 {
513 /* The firmware supports the new statistics acquisition method */
514 if (hdev->ae_dev->dev_specs.mac_stats_num)
515 return hclge_mac_update_stats_complete(hdev);
516 else
517 return hclge_mac_update_stats_defective(hdev);
518 }
519
hclge_comm_get_count(struct hclge_dev * hdev,const struct hclge_comm_stats_str strs[],u32 size)520 static int hclge_comm_get_count(struct hclge_dev *hdev,
521 const struct hclge_comm_stats_str strs[],
522 u32 size)
523 {
524 int count = 0;
525 u32 i;
526
527 for (i = 0; i < size; i++)
528 if (strs[i].stats_num <= hdev->ae_dev->dev_specs.mac_stats_num)
529 count++;
530
531 return count;
532 }
533
hclge_comm_get_stats(struct hclge_dev * hdev,const struct hclge_comm_stats_str strs[],int size,u64 * data)534 static u64 *hclge_comm_get_stats(struct hclge_dev *hdev,
535 const struct hclge_comm_stats_str strs[],
536 int size, u64 *data)
537 {
538 u64 *buf = data;
539 u32 i;
540
541 for (i = 0; i < size; i++) {
542 if (strs[i].stats_num > hdev->ae_dev->dev_specs.mac_stats_num)
543 continue;
544
545 *buf = HCLGE_STATS_READ(&hdev->mac_stats, strs[i].offset);
546 buf++;
547 }
548
549 return buf;
550 }
551
hclge_comm_get_strings(struct hclge_dev * hdev,u32 stringset,const struct hclge_comm_stats_str strs[],int size,u8 * data)552 static u8 *hclge_comm_get_strings(struct hclge_dev *hdev, u32 stringset,
553 const struct hclge_comm_stats_str strs[],
554 int size, u8 *data)
555 {
556 char *buff = (char *)data;
557 u32 i;
558
559 if (stringset != ETH_SS_STATS)
560 return buff;
561
562 for (i = 0; i < size; i++) {
563 if (strs[i].stats_num > hdev->ae_dev->dev_specs.mac_stats_num)
564 continue;
565
566 snprintf(buff, ETH_GSTRING_LEN, "%s", strs[i].desc);
567 buff = buff + ETH_GSTRING_LEN;
568 }
569
570 return (u8 *)buff;
571 }
572
hclge_update_stats_for_all(struct hclge_dev * hdev)573 static void hclge_update_stats_for_all(struct hclge_dev *hdev)
574 {
575 struct hnae3_handle *handle;
576 int status;
577
578 handle = &hdev->vport[0].nic;
579 if (handle->client) {
580 status = hclge_comm_tqps_update_stats(handle, &hdev->hw.hw);
581 if (status) {
582 dev_err(&hdev->pdev->dev,
583 "Update TQPS stats fail, status = %d.\n",
584 status);
585 }
586 }
587
588 hclge_update_fec_stats(hdev);
589
590 status = hclge_mac_update_stats(hdev);
591 if (status)
592 dev_err(&hdev->pdev->dev,
593 "Update MAC stats fail, status = %d.\n", status);
594 }
595
hclge_update_stats(struct hnae3_handle * handle)596 static void hclge_update_stats(struct hnae3_handle *handle)
597 {
598 struct hclge_vport *vport = hclge_get_vport(handle);
599 struct hclge_dev *hdev = vport->back;
600 int status;
601
602 if (test_and_set_bit(HCLGE_STATE_STATISTICS_UPDATING, &hdev->state))
603 return;
604
605 status = hclge_mac_update_stats(hdev);
606 if (status)
607 dev_err(&hdev->pdev->dev,
608 "Update MAC stats fail, status = %d.\n",
609 status);
610
611 status = hclge_comm_tqps_update_stats(handle, &hdev->hw.hw);
612 if (status)
613 dev_err(&hdev->pdev->dev,
614 "Update TQPS stats fail, status = %d.\n",
615 status);
616
617 clear_bit(HCLGE_STATE_STATISTICS_UPDATING, &hdev->state);
618 }
619
hclge_get_sset_count(struct hnae3_handle * handle,int stringset)620 static int hclge_get_sset_count(struct hnae3_handle *handle, int stringset)
621 {
622 #define HCLGE_LOOPBACK_TEST_FLAGS (HNAE3_SUPPORT_APP_LOOPBACK | \
623 HNAE3_SUPPORT_PHY_LOOPBACK | \
624 HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK | \
625 HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK | \
626 HNAE3_SUPPORT_EXTERNAL_LOOPBACK)
627
628 struct hclge_vport *vport = hclge_get_vport(handle);
629 struct hclge_dev *hdev = vport->back;
630 int count = 0;
631
632 /* Loopback test support rules:
633 * mac: only GE mode support
634 * serdes: all mac mode will support include GE/XGE/LGE/CGE
635 * phy: only support when phy device exist on board
636 */
637 if (stringset == ETH_SS_TEST) {
638 /* clear loopback bit flags at first */
639 handle->flags = (handle->flags & (~HCLGE_LOOPBACK_TEST_FLAGS));
640 if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2 ||
641 hdev->hw.mac.speed == HCLGE_MAC_SPEED_10M ||
642 hdev->hw.mac.speed == HCLGE_MAC_SPEED_100M ||
643 hdev->hw.mac.speed == HCLGE_MAC_SPEED_1G) {
644 count += 1;
645 handle->flags |= HNAE3_SUPPORT_APP_LOOPBACK;
646 }
647
648 count += 1;
649 handle->flags |= HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK;
650 count += 1;
651 handle->flags |= HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK;
652 count += 1;
653 handle->flags |= HNAE3_SUPPORT_EXTERNAL_LOOPBACK;
654
655 if ((hdev->hw.mac.phydev && hdev->hw.mac.phydev->drv &&
656 hdev->hw.mac.phydev->drv->set_loopback) ||
657 hnae3_dev_phy_imp_supported(hdev)) {
658 count += 1;
659 handle->flags |= HNAE3_SUPPORT_PHY_LOOPBACK;
660 }
661 } else if (stringset == ETH_SS_STATS) {
662 count = hclge_comm_get_count(hdev, g_mac_stats_string,
663 ARRAY_SIZE(g_mac_stats_string)) +
664 hclge_comm_tqps_get_sset_count(handle);
665 }
666
667 return count;
668 }
669
hclge_get_strings(struct hnae3_handle * handle,u32 stringset,u8 * data)670 static void hclge_get_strings(struct hnae3_handle *handle, u32 stringset,
671 u8 *data)
672 {
673 struct hclge_vport *vport = hclge_get_vport(handle);
674 struct hclge_dev *hdev = vport->back;
675 u8 *p = (char *)data;
676 int size;
677
678 if (stringset == ETH_SS_STATS) {
679 size = ARRAY_SIZE(g_mac_stats_string);
680 p = hclge_comm_get_strings(hdev, stringset, g_mac_stats_string,
681 size, p);
682 p = hclge_comm_tqps_get_strings(handle, p);
683 } else if (stringset == ETH_SS_TEST) {
684 if (handle->flags & HNAE3_SUPPORT_EXTERNAL_LOOPBACK) {
685 memcpy(p, hns3_nic_test_strs[HNAE3_LOOP_EXTERNAL],
686 ETH_GSTRING_LEN);
687 p += ETH_GSTRING_LEN;
688 }
689 if (handle->flags & HNAE3_SUPPORT_APP_LOOPBACK) {
690 memcpy(p, hns3_nic_test_strs[HNAE3_LOOP_APP],
691 ETH_GSTRING_LEN);
692 p += ETH_GSTRING_LEN;
693 }
694 if (handle->flags & HNAE3_SUPPORT_SERDES_SERIAL_LOOPBACK) {
695 memcpy(p, hns3_nic_test_strs[HNAE3_LOOP_SERIAL_SERDES],
696 ETH_GSTRING_LEN);
697 p += ETH_GSTRING_LEN;
698 }
699 if (handle->flags & HNAE3_SUPPORT_SERDES_PARALLEL_LOOPBACK) {
700 memcpy(p,
701 hns3_nic_test_strs[HNAE3_LOOP_PARALLEL_SERDES],
702 ETH_GSTRING_LEN);
703 p += ETH_GSTRING_LEN;
704 }
705 if (handle->flags & HNAE3_SUPPORT_PHY_LOOPBACK) {
706 memcpy(p, hns3_nic_test_strs[HNAE3_LOOP_PHY],
707 ETH_GSTRING_LEN);
708 p += ETH_GSTRING_LEN;
709 }
710 }
711 }
712
hclge_get_stats(struct hnae3_handle * handle,u64 * data)713 static void hclge_get_stats(struct hnae3_handle *handle, u64 *data)
714 {
715 struct hclge_vport *vport = hclge_get_vport(handle);
716 struct hclge_dev *hdev = vport->back;
717 u64 *p;
718
719 p = hclge_comm_get_stats(hdev, g_mac_stats_string,
720 ARRAY_SIZE(g_mac_stats_string), data);
721 p = hclge_comm_tqps_get_stats(handle, p);
722 }
723
hclge_get_mac_stat(struct hnae3_handle * handle,struct hns3_mac_stats * mac_stats)724 static void hclge_get_mac_stat(struct hnae3_handle *handle,
725 struct hns3_mac_stats *mac_stats)
726 {
727 struct hclge_vport *vport = hclge_get_vport(handle);
728 struct hclge_dev *hdev = vport->back;
729
730 hclge_update_stats(handle);
731
732 mac_stats->tx_pause_cnt = hdev->mac_stats.mac_tx_mac_pause_num;
733 mac_stats->rx_pause_cnt = hdev->mac_stats.mac_rx_mac_pause_num;
734 }
735
hclge_parse_func_status(struct hclge_dev * hdev,struct hclge_func_status_cmd * status)736 static int hclge_parse_func_status(struct hclge_dev *hdev,
737 struct hclge_func_status_cmd *status)
738 {
739 #define HCLGE_MAC_ID_MASK 0xF
740
741 if (!(status->pf_state & HCLGE_PF_STATE_DONE))
742 return -EINVAL;
743
744 /* Set the pf to main pf */
745 if (status->pf_state & HCLGE_PF_STATE_MAIN)
746 hdev->flag |= HCLGE_FLAG_MAIN;
747 else
748 hdev->flag &= ~HCLGE_FLAG_MAIN;
749
750 hdev->hw.mac.mac_id = status->mac_id & HCLGE_MAC_ID_MASK;
751 return 0;
752 }
753
hclge_query_function_status(struct hclge_dev * hdev)754 static int hclge_query_function_status(struct hclge_dev *hdev)
755 {
756 #define HCLGE_QUERY_MAX_CNT 5
757
758 struct hclge_func_status_cmd *req;
759 struct hclge_desc desc;
760 int timeout = 0;
761 int ret;
762
763 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_FUNC_STATUS, true);
764 req = (struct hclge_func_status_cmd *)desc.data;
765
766 do {
767 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
768 if (ret) {
769 dev_err(&hdev->pdev->dev,
770 "query function status failed %d.\n", ret);
771 return ret;
772 }
773
774 /* Check pf reset is done */
775 if (req->pf_state)
776 break;
777 usleep_range(1000, 2000);
778 } while (timeout++ < HCLGE_QUERY_MAX_CNT);
779
780 return hclge_parse_func_status(hdev, req);
781 }
782
hclge_query_pf_resource(struct hclge_dev * hdev)783 static int hclge_query_pf_resource(struct hclge_dev *hdev)
784 {
785 struct hclge_pf_res_cmd *req;
786 struct hclge_desc desc;
787 int ret;
788
789 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_PF_RSRC, true);
790 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
791 if (ret) {
792 dev_err(&hdev->pdev->dev,
793 "query pf resource failed %d.\n", ret);
794 return ret;
795 }
796
797 req = (struct hclge_pf_res_cmd *)desc.data;
798 hdev->num_tqps = le16_to_cpu(req->tqp_num) +
799 le16_to_cpu(req->ext_tqp_num);
800 hdev->pkt_buf_size = le16_to_cpu(req->buf_size) << HCLGE_BUF_UNIT_S;
801
802 if (req->tx_buf_size)
803 hdev->tx_buf_size =
804 le16_to_cpu(req->tx_buf_size) << HCLGE_BUF_UNIT_S;
805 else
806 hdev->tx_buf_size = HCLGE_DEFAULT_TX_BUF;
807
808 hdev->tx_buf_size = roundup(hdev->tx_buf_size, HCLGE_BUF_SIZE_UNIT);
809
810 if (req->dv_buf_size)
811 hdev->dv_buf_size =
812 le16_to_cpu(req->dv_buf_size) << HCLGE_BUF_UNIT_S;
813 else
814 hdev->dv_buf_size = HCLGE_DEFAULT_DV;
815
816 hdev->dv_buf_size = roundup(hdev->dv_buf_size, HCLGE_BUF_SIZE_UNIT);
817
818 hdev->num_nic_msi = le16_to_cpu(req->msixcap_localid_number_nic);
819 if (hdev->num_nic_msi < HNAE3_MIN_VECTOR_NUM) {
820 dev_err(&hdev->pdev->dev,
821 "only %u msi resources available, not enough for pf(min:2).\n",
822 hdev->num_nic_msi);
823 return -EINVAL;
824 }
825
826 if (hnae3_dev_roce_supported(hdev)) {
827 hdev->num_roce_msi =
828 le16_to_cpu(req->pf_intr_vector_number_roce);
829
830 /* PF should have NIC vectors and Roce vectors,
831 * NIC vectors are queued before Roce vectors.
832 */
833 hdev->num_msi = hdev->num_nic_msi + hdev->num_roce_msi;
834 } else {
835 hdev->num_msi = hdev->num_nic_msi;
836 }
837
838 return 0;
839 }
840
hclge_parse_speed(u8 speed_cmd,u32 * speed)841 static int hclge_parse_speed(u8 speed_cmd, u32 *speed)
842 {
843 switch (speed_cmd) {
844 case HCLGE_FW_MAC_SPEED_10M:
845 *speed = HCLGE_MAC_SPEED_10M;
846 break;
847 case HCLGE_FW_MAC_SPEED_100M:
848 *speed = HCLGE_MAC_SPEED_100M;
849 break;
850 case HCLGE_FW_MAC_SPEED_1G:
851 *speed = HCLGE_MAC_SPEED_1G;
852 break;
853 case HCLGE_FW_MAC_SPEED_10G:
854 *speed = HCLGE_MAC_SPEED_10G;
855 break;
856 case HCLGE_FW_MAC_SPEED_25G:
857 *speed = HCLGE_MAC_SPEED_25G;
858 break;
859 case HCLGE_FW_MAC_SPEED_40G:
860 *speed = HCLGE_MAC_SPEED_40G;
861 break;
862 case HCLGE_FW_MAC_SPEED_50G:
863 *speed = HCLGE_MAC_SPEED_50G;
864 break;
865 case HCLGE_FW_MAC_SPEED_100G:
866 *speed = HCLGE_MAC_SPEED_100G;
867 break;
868 case HCLGE_FW_MAC_SPEED_200G:
869 *speed = HCLGE_MAC_SPEED_200G;
870 break;
871 default:
872 return -EINVAL;
873 }
874
875 return 0;
876 }
877
878 static const struct hclge_speed_bit_map speed_bit_map[] = {
879 {HCLGE_MAC_SPEED_10M, HCLGE_SUPPORT_10M_BIT},
880 {HCLGE_MAC_SPEED_100M, HCLGE_SUPPORT_100M_BIT},
881 {HCLGE_MAC_SPEED_1G, HCLGE_SUPPORT_1G_BIT},
882 {HCLGE_MAC_SPEED_10G, HCLGE_SUPPORT_10G_BIT},
883 {HCLGE_MAC_SPEED_25G, HCLGE_SUPPORT_25G_BIT},
884 {HCLGE_MAC_SPEED_40G, HCLGE_SUPPORT_40G_BIT},
885 {HCLGE_MAC_SPEED_50G, HCLGE_SUPPORT_50G_BIT},
886 {HCLGE_MAC_SPEED_100G, HCLGE_SUPPORT_100G_BIT},
887 {HCLGE_MAC_SPEED_200G, HCLGE_SUPPORT_200G_BIT},
888 };
889
hclge_get_speed_bit(u32 speed,u32 * speed_bit)890 static int hclge_get_speed_bit(u32 speed, u32 *speed_bit)
891 {
892 u16 i;
893
894 for (i = 0; i < ARRAY_SIZE(speed_bit_map); i++) {
895 if (speed == speed_bit_map[i].speed) {
896 *speed_bit = speed_bit_map[i].speed_bit;
897 return 0;
898 }
899 }
900
901 return -EINVAL;
902 }
903
hclge_check_port_speed(struct hnae3_handle * handle,u32 speed)904 static int hclge_check_port_speed(struct hnae3_handle *handle, u32 speed)
905 {
906 struct hclge_vport *vport = hclge_get_vport(handle);
907 struct hclge_dev *hdev = vport->back;
908 u32 speed_ability = hdev->hw.mac.speed_ability;
909 u32 speed_bit = 0;
910 int ret;
911
912 ret = hclge_get_speed_bit(speed, &speed_bit);
913 if (ret)
914 return ret;
915
916 if (speed_bit & speed_ability)
917 return 0;
918
919 return -EINVAL;
920 }
921
hclge_update_fec_support(struct hclge_mac * mac)922 static void hclge_update_fec_support(struct hclge_mac *mac)
923 {
924 linkmode_clear_bit(ETHTOOL_LINK_MODE_FEC_BASER_BIT, mac->supported);
925 linkmode_clear_bit(ETHTOOL_LINK_MODE_FEC_RS_BIT, mac->supported);
926 linkmode_clear_bit(ETHTOOL_LINK_MODE_FEC_LLRS_BIT, mac->supported);
927 linkmode_clear_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT, mac->supported);
928
929 if (mac->fec_ability & BIT(HNAE3_FEC_BASER))
930 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_BASER_BIT,
931 mac->supported);
932 if (mac->fec_ability & BIT(HNAE3_FEC_RS))
933 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_RS_BIT,
934 mac->supported);
935 if (mac->fec_ability & BIT(HNAE3_FEC_LLRS))
936 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_LLRS_BIT,
937 mac->supported);
938 if (mac->fec_ability & BIT(HNAE3_FEC_NONE))
939 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT,
940 mac->supported);
941 }
942
hclge_convert_setting_sr(u16 speed_ability,unsigned long * link_mode)943 static void hclge_convert_setting_sr(u16 speed_ability,
944 unsigned long *link_mode)
945 {
946 if (speed_ability & HCLGE_SUPPORT_10G_BIT)
947 linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseSR_Full_BIT,
948 link_mode);
949 if (speed_ability & HCLGE_SUPPORT_25G_BIT)
950 linkmode_set_bit(ETHTOOL_LINK_MODE_25000baseSR_Full_BIT,
951 link_mode);
952 if (speed_ability & HCLGE_SUPPORT_40G_BIT)
953 linkmode_set_bit(ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT,
954 link_mode);
955 if (speed_ability & HCLGE_SUPPORT_50G_BIT)
956 linkmode_set_bit(ETHTOOL_LINK_MODE_50000baseSR2_Full_BIT,
957 link_mode);
958 if (speed_ability & HCLGE_SUPPORT_100G_BIT)
959 linkmode_set_bit(ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT,
960 link_mode);
961 if (speed_ability & HCLGE_SUPPORT_200G_BIT)
962 linkmode_set_bit(ETHTOOL_LINK_MODE_200000baseSR4_Full_BIT,
963 link_mode);
964 }
965
hclge_convert_setting_lr(u16 speed_ability,unsigned long * link_mode)966 static void hclge_convert_setting_lr(u16 speed_ability,
967 unsigned long *link_mode)
968 {
969 if (speed_ability & HCLGE_SUPPORT_10G_BIT)
970 linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseLR_Full_BIT,
971 link_mode);
972 if (speed_ability & HCLGE_SUPPORT_25G_BIT)
973 linkmode_set_bit(ETHTOOL_LINK_MODE_25000baseSR_Full_BIT,
974 link_mode);
975 if (speed_ability & HCLGE_SUPPORT_50G_BIT)
976 linkmode_set_bit(ETHTOOL_LINK_MODE_50000baseLR_ER_FR_Full_BIT,
977 link_mode);
978 if (speed_ability & HCLGE_SUPPORT_40G_BIT)
979 linkmode_set_bit(ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT,
980 link_mode);
981 if (speed_ability & HCLGE_SUPPORT_100G_BIT)
982 linkmode_set_bit(ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT,
983 link_mode);
984 if (speed_ability & HCLGE_SUPPORT_200G_BIT)
985 linkmode_set_bit(
986 ETHTOOL_LINK_MODE_200000baseLR4_ER4_FR4_Full_BIT,
987 link_mode);
988 }
989
hclge_convert_setting_cr(u16 speed_ability,unsigned long * link_mode)990 static void hclge_convert_setting_cr(u16 speed_ability,
991 unsigned long *link_mode)
992 {
993 if (speed_ability & HCLGE_SUPPORT_10G_BIT)
994 linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseCR_Full_BIT,
995 link_mode);
996 if (speed_ability & HCLGE_SUPPORT_25G_BIT)
997 linkmode_set_bit(ETHTOOL_LINK_MODE_25000baseCR_Full_BIT,
998 link_mode);
999 if (speed_ability & HCLGE_SUPPORT_40G_BIT)
1000 linkmode_set_bit(ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT,
1001 link_mode);
1002 if (speed_ability & HCLGE_SUPPORT_50G_BIT)
1003 linkmode_set_bit(ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT,
1004 link_mode);
1005 if (speed_ability & HCLGE_SUPPORT_100G_BIT)
1006 linkmode_set_bit(ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT,
1007 link_mode);
1008 if (speed_ability & HCLGE_SUPPORT_200G_BIT)
1009 linkmode_set_bit(ETHTOOL_LINK_MODE_200000baseCR4_Full_BIT,
1010 link_mode);
1011 }
1012
hclge_convert_setting_kr(u16 speed_ability,unsigned long * link_mode)1013 static void hclge_convert_setting_kr(u16 speed_ability,
1014 unsigned long *link_mode)
1015 {
1016 if (speed_ability & HCLGE_SUPPORT_1G_BIT)
1017 linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseKX_Full_BIT,
1018 link_mode);
1019 if (speed_ability & HCLGE_SUPPORT_10G_BIT)
1020 linkmode_set_bit(ETHTOOL_LINK_MODE_10000baseKR_Full_BIT,
1021 link_mode);
1022 if (speed_ability & HCLGE_SUPPORT_25G_BIT)
1023 linkmode_set_bit(ETHTOOL_LINK_MODE_25000baseKR_Full_BIT,
1024 link_mode);
1025 if (speed_ability & HCLGE_SUPPORT_40G_BIT)
1026 linkmode_set_bit(ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT,
1027 link_mode);
1028 if (speed_ability & HCLGE_SUPPORT_50G_BIT)
1029 linkmode_set_bit(ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT,
1030 link_mode);
1031 if (speed_ability & HCLGE_SUPPORT_100G_BIT)
1032 linkmode_set_bit(ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT,
1033 link_mode);
1034 if (speed_ability & HCLGE_SUPPORT_200G_BIT)
1035 linkmode_set_bit(ETHTOOL_LINK_MODE_200000baseKR4_Full_BIT,
1036 link_mode);
1037 }
1038
hclge_convert_setting_fec(struct hclge_mac * mac)1039 static void hclge_convert_setting_fec(struct hclge_mac *mac)
1040 {
1041 /* If firmware has reported fec_ability, don't need to convert by speed */
1042 if (mac->fec_ability)
1043 goto out;
1044
1045 switch (mac->speed) {
1046 case HCLGE_MAC_SPEED_10G:
1047 case HCLGE_MAC_SPEED_40G:
1048 mac->fec_ability = BIT(HNAE3_FEC_BASER) | BIT(HNAE3_FEC_AUTO) |
1049 BIT(HNAE3_FEC_NONE);
1050 break;
1051 case HCLGE_MAC_SPEED_25G:
1052 case HCLGE_MAC_SPEED_50G:
1053 mac->fec_ability = BIT(HNAE3_FEC_BASER) | BIT(HNAE3_FEC_RS) |
1054 BIT(HNAE3_FEC_AUTO) | BIT(HNAE3_FEC_NONE);
1055 break;
1056 case HCLGE_MAC_SPEED_100G:
1057 mac->fec_ability = BIT(HNAE3_FEC_RS) | BIT(HNAE3_FEC_AUTO) |
1058 BIT(HNAE3_FEC_NONE);
1059 break;
1060 case HCLGE_MAC_SPEED_200G:
1061 mac->fec_ability = BIT(HNAE3_FEC_RS) | BIT(HNAE3_FEC_AUTO) |
1062 BIT(HNAE3_FEC_LLRS);
1063 break;
1064 default:
1065 mac->fec_ability = 0;
1066 break;
1067 }
1068
1069 out:
1070 hclge_update_fec_support(mac);
1071 }
1072
hclge_parse_fiber_link_mode(struct hclge_dev * hdev,u16 speed_ability)1073 static void hclge_parse_fiber_link_mode(struct hclge_dev *hdev,
1074 u16 speed_ability)
1075 {
1076 struct hclge_mac *mac = &hdev->hw.mac;
1077
1078 if (speed_ability & HCLGE_SUPPORT_1G_BIT)
1079 linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseX_Full_BIT,
1080 mac->supported);
1081
1082 hclge_convert_setting_sr(speed_ability, mac->supported);
1083 hclge_convert_setting_lr(speed_ability, mac->supported);
1084 hclge_convert_setting_cr(speed_ability, mac->supported);
1085 if (hnae3_dev_fec_supported(hdev))
1086 hclge_convert_setting_fec(mac);
1087
1088 if (hnae3_dev_pause_supported(hdev))
1089 linkmode_set_bit(ETHTOOL_LINK_MODE_Pause_BIT, mac->supported);
1090
1091 linkmode_set_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, mac->supported);
1092 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT, mac->supported);
1093 }
1094
hclge_parse_backplane_link_mode(struct hclge_dev * hdev,u16 speed_ability)1095 static void hclge_parse_backplane_link_mode(struct hclge_dev *hdev,
1096 u16 speed_ability)
1097 {
1098 struct hclge_mac *mac = &hdev->hw.mac;
1099
1100 hclge_convert_setting_kr(speed_ability, mac->supported);
1101 if (hnae3_dev_fec_supported(hdev))
1102 hclge_convert_setting_fec(mac);
1103
1104 if (hnae3_dev_pause_supported(hdev))
1105 linkmode_set_bit(ETHTOOL_LINK_MODE_Pause_BIT, mac->supported);
1106
1107 linkmode_set_bit(ETHTOOL_LINK_MODE_Backplane_BIT, mac->supported);
1108 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT, mac->supported);
1109 }
1110
hclge_parse_copper_link_mode(struct hclge_dev * hdev,u16 speed_ability)1111 static void hclge_parse_copper_link_mode(struct hclge_dev *hdev,
1112 u16 speed_ability)
1113 {
1114 unsigned long *supported = hdev->hw.mac.supported;
1115
1116 /* default to support all speed for GE port */
1117 if (!speed_ability)
1118 speed_ability = HCLGE_SUPPORT_GE;
1119
1120 if (speed_ability & HCLGE_SUPPORT_1G_BIT)
1121 linkmode_set_bit(ETHTOOL_LINK_MODE_1000baseT_Full_BIT,
1122 supported);
1123
1124 if (speed_ability & HCLGE_SUPPORT_100M_BIT) {
1125 linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Full_BIT,
1126 supported);
1127 linkmode_set_bit(ETHTOOL_LINK_MODE_100baseT_Half_BIT,
1128 supported);
1129 }
1130
1131 if (speed_ability & HCLGE_SUPPORT_10M_BIT) {
1132 linkmode_set_bit(ETHTOOL_LINK_MODE_10baseT_Full_BIT, supported);
1133 linkmode_set_bit(ETHTOOL_LINK_MODE_10baseT_Half_BIT, supported);
1134 }
1135
1136 if (hnae3_dev_pause_supported(hdev)) {
1137 linkmode_set_bit(ETHTOOL_LINK_MODE_Pause_BIT, supported);
1138 linkmode_set_bit(ETHTOOL_LINK_MODE_Asym_Pause_BIT, supported);
1139 }
1140
1141 linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, supported);
1142 linkmode_set_bit(ETHTOOL_LINK_MODE_TP_BIT, supported);
1143 }
1144
hclge_parse_link_mode(struct hclge_dev * hdev,u16 speed_ability)1145 static void hclge_parse_link_mode(struct hclge_dev *hdev, u16 speed_ability)
1146 {
1147 u8 media_type = hdev->hw.mac.media_type;
1148
1149 if (media_type == HNAE3_MEDIA_TYPE_FIBER)
1150 hclge_parse_fiber_link_mode(hdev, speed_ability);
1151 else if (media_type == HNAE3_MEDIA_TYPE_COPPER)
1152 hclge_parse_copper_link_mode(hdev, speed_ability);
1153 else if (media_type == HNAE3_MEDIA_TYPE_BACKPLANE)
1154 hclge_parse_backplane_link_mode(hdev, speed_ability);
1155 }
1156
hclge_get_max_speed(u16 speed_ability)1157 static u32 hclge_get_max_speed(u16 speed_ability)
1158 {
1159 if (speed_ability & HCLGE_SUPPORT_200G_BIT)
1160 return HCLGE_MAC_SPEED_200G;
1161
1162 if (speed_ability & HCLGE_SUPPORT_100G_BIT)
1163 return HCLGE_MAC_SPEED_100G;
1164
1165 if (speed_ability & HCLGE_SUPPORT_50G_BIT)
1166 return HCLGE_MAC_SPEED_50G;
1167
1168 if (speed_ability & HCLGE_SUPPORT_40G_BIT)
1169 return HCLGE_MAC_SPEED_40G;
1170
1171 if (speed_ability & HCLGE_SUPPORT_25G_BIT)
1172 return HCLGE_MAC_SPEED_25G;
1173
1174 if (speed_ability & HCLGE_SUPPORT_10G_BIT)
1175 return HCLGE_MAC_SPEED_10G;
1176
1177 if (speed_ability & HCLGE_SUPPORT_1G_BIT)
1178 return HCLGE_MAC_SPEED_1G;
1179
1180 if (speed_ability & HCLGE_SUPPORT_100M_BIT)
1181 return HCLGE_MAC_SPEED_100M;
1182
1183 if (speed_ability & HCLGE_SUPPORT_10M_BIT)
1184 return HCLGE_MAC_SPEED_10M;
1185
1186 return HCLGE_MAC_SPEED_1G;
1187 }
1188
hclge_parse_cfg(struct hclge_cfg * cfg,struct hclge_desc * desc)1189 static void hclge_parse_cfg(struct hclge_cfg *cfg, struct hclge_desc *desc)
1190 {
1191 #define HCLGE_TX_SPARE_SIZE_UNIT 4096
1192 #define SPEED_ABILITY_EXT_SHIFT 8
1193
1194 struct hclge_cfg_param_cmd *req;
1195 u64 mac_addr_tmp_high;
1196 u16 speed_ability_ext;
1197 u64 mac_addr_tmp;
1198 unsigned int i;
1199
1200 req = (struct hclge_cfg_param_cmd *)desc[0].data;
1201
1202 /* get the configuration */
1203 cfg->tc_num = hnae3_get_field(__le32_to_cpu(req->param[0]),
1204 HCLGE_CFG_TC_NUM_M, HCLGE_CFG_TC_NUM_S);
1205 cfg->tqp_desc_num = hnae3_get_field(__le32_to_cpu(req->param[0]),
1206 HCLGE_CFG_TQP_DESC_N_M,
1207 HCLGE_CFG_TQP_DESC_N_S);
1208
1209 cfg->phy_addr = hnae3_get_field(__le32_to_cpu(req->param[1]),
1210 HCLGE_CFG_PHY_ADDR_M,
1211 HCLGE_CFG_PHY_ADDR_S);
1212 cfg->media_type = hnae3_get_field(__le32_to_cpu(req->param[1]),
1213 HCLGE_CFG_MEDIA_TP_M,
1214 HCLGE_CFG_MEDIA_TP_S);
1215 cfg->rx_buf_len = hnae3_get_field(__le32_to_cpu(req->param[1]),
1216 HCLGE_CFG_RX_BUF_LEN_M,
1217 HCLGE_CFG_RX_BUF_LEN_S);
1218 /* get mac_address */
1219 mac_addr_tmp = __le32_to_cpu(req->param[2]);
1220 mac_addr_tmp_high = hnae3_get_field(__le32_to_cpu(req->param[3]),
1221 HCLGE_CFG_MAC_ADDR_H_M,
1222 HCLGE_CFG_MAC_ADDR_H_S);
1223
1224 mac_addr_tmp |= (mac_addr_tmp_high << 31) << 1;
1225
1226 cfg->default_speed = hnae3_get_field(__le32_to_cpu(req->param[3]),
1227 HCLGE_CFG_DEFAULT_SPEED_M,
1228 HCLGE_CFG_DEFAULT_SPEED_S);
1229 cfg->vf_rss_size_max = hnae3_get_field(__le32_to_cpu(req->param[3]),
1230 HCLGE_CFG_RSS_SIZE_M,
1231 HCLGE_CFG_RSS_SIZE_S);
1232
1233 for (i = 0; i < ETH_ALEN; i++)
1234 cfg->mac_addr[i] = (mac_addr_tmp >> (8 * i)) & 0xff;
1235
1236 req = (struct hclge_cfg_param_cmd *)desc[1].data;
1237 cfg->numa_node_map = __le32_to_cpu(req->param[0]);
1238
1239 cfg->speed_ability = hnae3_get_field(__le32_to_cpu(req->param[1]),
1240 HCLGE_CFG_SPEED_ABILITY_M,
1241 HCLGE_CFG_SPEED_ABILITY_S);
1242 speed_ability_ext = hnae3_get_field(__le32_to_cpu(req->param[1]),
1243 HCLGE_CFG_SPEED_ABILITY_EXT_M,
1244 HCLGE_CFG_SPEED_ABILITY_EXT_S);
1245 cfg->speed_ability |= speed_ability_ext << SPEED_ABILITY_EXT_SHIFT;
1246
1247 cfg->vlan_fliter_cap = hnae3_get_field(__le32_to_cpu(req->param[1]),
1248 HCLGE_CFG_VLAN_FLTR_CAP_M,
1249 HCLGE_CFG_VLAN_FLTR_CAP_S);
1250
1251 cfg->umv_space = hnae3_get_field(__le32_to_cpu(req->param[1]),
1252 HCLGE_CFG_UMV_TBL_SPACE_M,
1253 HCLGE_CFG_UMV_TBL_SPACE_S);
1254
1255 cfg->pf_rss_size_max = hnae3_get_field(__le32_to_cpu(req->param[2]),
1256 HCLGE_CFG_PF_RSS_SIZE_M,
1257 HCLGE_CFG_PF_RSS_SIZE_S);
1258
1259 /* HCLGE_CFG_PF_RSS_SIZE_M is the PF max rss size, which is a
1260 * power of 2, instead of reading out directly. This would
1261 * be more flexible for future changes and expansions.
1262 * When VF max rss size field is HCLGE_CFG_RSS_SIZE_S,
1263 * it does not make sense if PF's field is 0. In this case, PF and VF
1264 * has the same max rss size filed: HCLGE_CFG_RSS_SIZE_S.
1265 */
1266 cfg->pf_rss_size_max = cfg->pf_rss_size_max ?
1267 1U << cfg->pf_rss_size_max :
1268 cfg->vf_rss_size_max;
1269
1270 /* The unit of the tx spare buffer size queried from configuration
1271 * file is HCLGE_TX_SPARE_SIZE_UNIT(4096) bytes, so a conversion is
1272 * needed here.
1273 */
1274 cfg->tx_spare_buf_size = hnae3_get_field(__le32_to_cpu(req->param[2]),
1275 HCLGE_CFG_TX_SPARE_BUF_SIZE_M,
1276 HCLGE_CFG_TX_SPARE_BUF_SIZE_S);
1277 cfg->tx_spare_buf_size *= HCLGE_TX_SPARE_SIZE_UNIT;
1278 }
1279
1280 /* hclge_get_cfg: query the static parameter from flash
1281 * @hdev: pointer to struct hclge_dev
1282 * @hcfg: the config structure to be getted
1283 */
hclge_get_cfg(struct hclge_dev * hdev,struct hclge_cfg * hcfg)1284 static int hclge_get_cfg(struct hclge_dev *hdev, struct hclge_cfg *hcfg)
1285 {
1286 struct hclge_desc desc[HCLGE_PF_CFG_DESC_NUM];
1287 struct hclge_cfg_param_cmd *req;
1288 unsigned int i;
1289 int ret;
1290
1291 for (i = 0; i < HCLGE_PF_CFG_DESC_NUM; i++) {
1292 u32 offset = 0;
1293
1294 req = (struct hclge_cfg_param_cmd *)desc[i].data;
1295 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_GET_CFG_PARAM,
1296 true);
1297 hnae3_set_field(offset, HCLGE_CFG_OFFSET_M,
1298 HCLGE_CFG_OFFSET_S, i * HCLGE_CFG_RD_LEN_BYTES);
1299 /* Len should be united by 4 bytes when send to hardware */
1300 hnae3_set_field(offset, HCLGE_CFG_RD_LEN_M, HCLGE_CFG_RD_LEN_S,
1301 HCLGE_CFG_RD_LEN_BYTES / HCLGE_CFG_RD_LEN_UNIT);
1302 req->offset = cpu_to_le32(offset);
1303 }
1304
1305 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_PF_CFG_DESC_NUM);
1306 if (ret) {
1307 dev_err(&hdev->pdev->dev, "get config failed %d.\n", ret);
1308 return ret;
1309 }
1310
1311 hclge_parse_cfg(hcfg, desc);
1312
1313 return 0;
1314 }
1315
hclge_set_default_dev_specs(struct hclge_dev * hdev)1316 static void hclge_set_default_dev_specs(struct hclge_dev *hdev)
1317 {
1318 #define HCLGE_MAX_NON_TSO_BD_NUM 8U
1319
1320 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
1321
1322 ae_dev->dev_specs.max_non_tso_bd_num = HCLGE_MAX_NON_TSO_BD_NUM;
1323 ae_dev->dev_specs.rss_ind_tbl_size = HCLGE_RSS_IND_TBL_SIZE;
1324 ae_dev->dev_specs.rss_key_size = HCLGE_COMM_RSS_KEY_SIZE;
1325 ae_dev->dev_specs.max_tm_rate = HCLGE_ETHER_MAX_RATE;
1326 ae_dev->dev_specs.max_int_gl = HCLGE_DEF_MAX_INT_GL;
1327 ae_dev->dev_specs.max_frm_size = HCLGE_MAC_MAX_FRAME;
1328 ae_dev->dev_specs.max_qset_num = HCLGE_MAX_QSET_NUM;
1329 ae_dev->dev_specs.umv_size = HCLGE_DEFAULT_UMV_SPACE_PER_PF;
1330 ae_dev->dev_specs.tnl_num = 0;
1331 }
1332
hclge_parse_dev_specs(struct hclge_dev * hdev,struct hclge_desc * desc)1333 static void hclge_parse_dev_specs(struct hclge_dev *hdev,
1334 struct hclge_desc *desc)
1335 {
1336 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
1337 struct hclge_dev_specs_0_cmd *req0;
1338 struct hclge_dev_specs_1_cmd *req1;
1339
1340 req0 = (struct hclge_dev_specs_0_cmd *)desc[0].data;
1341 req1 = (struct hclge_dev_specs_1_cmd *)desc[1].data;
1342
1343 ae_dev->dev_specs.max_non_tso_bd_num = req0->max_non_tso_bd_num;
1344 ae_dev->dev_specs.rss_ind_tbl_size =
1345 le16_to_cpu(req0->rss_ind_tbl_size);
1346 ae_dev->dev_specs.int_ql_max = le16_to_cpu(req0->int_ql_max);
1347 ae_dev->dev_specs.rss_key_size = le16_to_cpu(req0->rss_key_size);
1348 ae_dev->dev_specs.max_tm_rate = le32_to_cpu(req0->max_tm_rate);
1349 ae_dev->dev_specs.max_qset_num = le16_to_cpu(req1->max_qset_num);
1350 ae_dev->dev_specs.max_int_gl = le16_to_cpu(req1->max_int_gl);
1351 ae_dev->dev_specs.max_frm_size = le16_to_cpu(req1->max_frm_size);
1352 ae_dev->dev_specs.umv_size = le16_to_cpu(req1->umv_size);
1353 ae_dev->dev_specs.mc_mac_size = le16_to_cpu(req1->mc_mac_size);
1354 ae_dev->dev_specs.tnl_num = req1->tnl_num;
1355 }
1356
hclge_check_dev_specs(struct hclge_dev * hdev)1357 static void hclge_check_dev_specs(struct hclge_dev *hdev)
1358 {
1359 struct hnae3_dev_specs *dev_specs = &hdev->ae_dev->dev_specs;
1360
1361 if (!dev_specs->max_non_tso_bd_num)
1362 dev_specs->max_non_tso_bd_num = HCLGE_MAX_NON_TSO_BD_NUM;
1363 if (!dev_specs->rss_ind_tbl_size)
1364 dev_specs->rss_ind_tbl_size = HCLGE_RSS_IND_TBL_SIZE;
1365 if (!dev_specs->rss_key_size)
1366 dev_specs->rss_key_size = HCLGE_COMM_RSS_KEY_SIZE;
1367 if (!dev_specs->max_tm_rate)
1368 dev_specs->max_tm_rate = HCLGE_ETHER_MAX_RATE;
1369 if (!dev_specs->max_qset_num)
1370 dev_specs->max_qset_num = HCLGE_MAX_QSET_NUM;
1371 if (!dev_specs->max_int_gl)
1372 dev_specs->max_int_gl = HCLGE_DEF_MAX_INT_GL;
1373 if (!dev_specs->max_frm_size)
1374 dev_specs->max_frm_size = HCLGE_MAC_MAX_FRAME;
1375 if (!dev_specs->umv_size)
1376 dev_specs->umv_size = HCLGE_DEFAULT_UMV_SPACE_PER_PF;
1377 }
1378
hclge_query_mac_stats_num(struct hclge_dev * hdev)1379 static int hclge_query_mac_stats_num(struct hclge_dev *hdev)
1380 {
1381 u32 reg_num = 0;
1382 int ret;
1383
1384 ret = hclge_mac_query_reg_num(hdev, ®_num);
1385 if (ret && ret != -EOPNOTSUPP)
1386 return ret;
1387
1388 hdev->ae_dev->dev_specs.mac_stats_num = reg_num;
1389 return 0;
1390 }
1391
hclge_query_dev_specs(struct hclge_dev * hdev)1392 static int hclge_query_dev_specs(struct hclge_dev *hdev)
1393 {
1394 struct hclge_desc desc[HCLGE_QUERY_DEV_SPECS_BD_NUM];
1395 int ret;
1396 int i;
1397
1398 ret = hclge_query_mac_stats_num(hdev);
1399 if (ret)
1400 return ret;
1401
1402 /* set default specifications as devices lower than version V3 do not
1403 * support querying specifications from firmware.
1404 */
1405 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V3) {
1406 hclge_set_default_dev_specs(hdev);
1407 return 0;
1408 }
1409
1410 for (i = 0; i < HCLGE_QUERY_DEV_SPECS_BD_NUM - 1; i++) {
1411 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_QUERY_DEV_SPECS,
1412 true);
1413 desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
1414 }
1415 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_QUERY_DEV_SPECS, true);
1416
1417 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_QUERY_DEV_SPECS_BD_NUM);
1418 if (ret)
1419 return ret;
1420
1421 hclge_parse_dev_specs(hdev, desc);
1422 hclge_check_dev_specs(hdev);
1423
1424 return 0;
1425 }
1426
hclge_get_cap(struct hclge_dev * hdev)1427 static int hclge_get_cap(struct hclge_dev *hdev)
1428 {
1429 int ret;
1430
1431 ret = hclge_query_function_status(hdev);
1432 if (ret) {
1433 dev_err(&hdev->pdev->dev,
1434 "query function status error %d.\n", ret);
1435 return ret;
1436 }
1437
1438 /* get pf resource */
1439 return hclge_query_pf_resource(hdev);
1440 }
1441
hclge_init_kdump_kernel_config(struct hclge_dev * hdev)1442 static void hclge_init_kdump_kernel_config(struct hclge_dev *hdev)
1443 {
1444 #define HCLGE_MIN_TX_DESC 64
1445 #define HCLGE_MIN_RX_DESC 64
1446
1447 if (!is_kdump_kernel())
1448 return;
1449
1450 dev_info(&hdev->pdev->dev,
1451 "Running kdump kernel. Using minimal resources\n");
1452
1453 /* minimal queue pairs equals to the number of vports */
1454 hdev->num_tqps = hdev->num_req_vfs + 1;
1455 hdev->num_tx_desc = HCLGE_MIN_TX_DESC;
1456 hdev->num_rx_desc = HCLGE_MIN_RX_DESC;
1457 }
1458
hclge_init_tc_config(struct hclge_dev * hdev)1459 static void hclge_init_tc_config(struct hclge_dev *hdev)
1460 {
1461 unsigned int i;
1462
1463 if (hdev->tc_max > HNAE3_MAX_TC ||
1464 hdev->tc_max < 1) {
1465 dev_warn(&hdev->pdev->dev, "TC num = %u.\n",
1466 hdev->tc_max);
1467 hdev->tc_max = 1;
1468 }
1469
1470 /* Dev does not support DCB */
1471 if (!hnae3_dev_dcb_supported(hdev)) {
1472 hdev->tc_max = 1;
1473 hdev->pfc_max = 0;
1474 } else {
1475 hdev->pfc_max = hdev->tc_max;
1476 }
1477
1478 hdev->tm_info.num_tc = 1;
1479
1480 /* Currently not support uncontiuous tc */
1481 for (i = 0; i < hdev->tm_info.num_tc; i++)
1482 hnae3_set_bit(hdev->hw_tc_map, i, 1);
1483
1484 hdev->tx_sch_mode = HCLGE_FLAG_TC_BASE_SCH_MODE;
1485 }
1486
hclge_configure(struct hclge_dev * hdev)1487 static int hclge_configure(struct hclge_dev *hdev)
1488 {
1489 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
1490 struct hclge_cfg cfg;
1491 int ret;
1492
1493 ret = hclge_get_cfg(hdev, &cfg);
1494 if (ret)
1495 return ret;
1496
1497 hdev->base_tqp_pid = 0;
1498 hdev->vf_rss_size_max = cfg.vf_rss_size_max;
1499 hdev->pf_rss_size_max = cfg.pf_rss_size_max;
1500 hdev->rx_buf_len = cfg.rx_buf_len;
1501 ether_addr_copy(hdev->hw.mac.mac_addr, cfg.mac_addr);
1502 hdev->hw.mac.media_type = cfg.media_type;
1503 hdev->hw.mac.phy_addr = cfg.phy_addr;
1504 hdev->num_tx_desc = cfg.tqp_desc_num;
1505 hdev->num_rx_desc = cfg.tqp_desc_num;
1506 hdev->tm_info.num_pg = 1;
1507 hdev->tc_max = cfg.tc_num;
1508 hdev->tm_info.hw_pfc_map = 0;
1509 if (cfg.umv_space)
1510 hdev->wanted_umv_size = cfg.umv_space;
1511 else
1512 hdev->wanted_umv_size = hdev->ae_dev->dev_specs.umv_size;
1513 hdev->tx_spare_buf_size = cfg.tx_spare_buf_size;
1514 hdev->gro_en = true;
1515 if (cfg.vlan_fliter_cap == HCLGE_VLAN_FLTR_CAN_MDF)
1516 set_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, ae_dev->caps);
1517
1518 if (hnae3_ae_dev_fd_supported(hdev->ae_dev)) {
1519 hdev->fd_en = true;
1520 hdev->fd_active_type = HCLGE_FD_RULE_NONE;
1521 }
1522
1523 ret = hclge_parse_speed(cfg.default_speed, &hdev->hw.mac.speed);
1524 if (ret) {
1525 dev_err(&hdev->pdev->dev, "failed to parse speed %u, ret = %d\n",
1526 cfg.default_speed, ret);
1527 return ret;
1528 }
1529 hdev->hw.mac.req_speed = hdev->hw.mac.speed;
1530 hdev->hw.mac.req_autoneg = AUTONEG_ENABLE;
1531 hdev->hw.mac.req_duplex = DUPLEX_FULL;
1532
1533 hclge_parse_link_mode(hdev, cfg.speed_ability);
1534
1535 hdev->hw.mac.max_speed = hclge_get_max_speed(cfg.speed_ability);
1536
1537 hclge_init_tc_config(hdev);
1538 hclge_init_kdump_kernel_config(hdev);
1539
1540 return ret;
1541 }
1542
hclge_config_tso(struct hclge_dev * hdev,u16 tso_mss_min,u16 tso_mss_max)1543 static int hclge_config_tso(struct hclge_dev *hdev, u16 tso_mss_min,
1544 u16 tso_mss_max)
1545 {
1546 struct hclge_cfg_tso_status_cmd *req;
1547 struct hclge_desc desc;
1548
1549 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TSO_GENERIC_CONFIG, false);
1550
1551 req = (struct hclge_cfg_tso_status_cmd *)desc.data;
1552 req->tso_mss_min = cpu_to_le16(tso_mss_min);
1553 req->tso_mss_max = cpu_to_le16(tso_mss_max);
1554
1555 return hclge_cmd_send(&hdev->hw, &desc, 1);
1556 }
1557
hclge_config_gro(struct hclge_dev * hdev)1558 static int hclge_config_gro(struct hclge_dev *hdev)
1559 {
1560 struct hclge_cfg_gro_status_cmd *req;
1561 struct hclge_desc desc;
1562 int ret;
1563
1564 if (!hnae3_ae_dev_gro_supported(hdev->ae_dev))
1565 return 0;
1566
1567 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_GRO_GENERIC_CONFIG, false);
1568 req = (struct hclge_cfg_gro_status_cmd *)desc.data;
1569
1570 req->gro_en = hdev->gro_en ? 1 : 0;
1571
1572 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1573 if (ret)
1574 dev_err(&hdev->pdev->dev,
1575 "GRO hardware config cmd failed, ret = %d\n", ret);
1576
1577 return ret;
1578 }
1579
hclge_alloc_tqps(struct hclge_dev * hdev)1580 static int hclge_alloc_tqps(struct hclge_dev *hdev)
1581 {
1582 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
1583 struct hclge_comm_tqp *tqp;
1584 int i;
1585
1586 hdev->htqp = devm_kcalloc(&hdev->pdev->dev, hdev->num_tqps,
1587 sizeof(struct hclge_comm_tqp), GFP_KERNEL);
1588 if (!hdev->htqp)
1589 return -ENOMEM;
1590
1591 tqp = hdev->htqp;
1592
1593 for (i = 0; i < hdev->num_tqps; i++) {
1594 tqp->dev = &hdev->pdev->dev;
1595 tqp->index = i;
1596
1597 tqp->q.ae_algo = &ae_algo;
1598 tqp->q.buf_size = hdev->rx_buf_len;
1599 tqp->q.tx_desc_num = hdev->num_tx_desc;
1600 tqp->q.rx_desc_num = hdev->num_rx_desc;
1601
1602 /* need an extended offset to configure queues >=
1603 * HCLGE_TQP_MAX_SIZE_DEV_V2
1604 */
1605 if (i < HCLGE_TQP_MAX_SIZE_DEV_V2)
1606 tqp->q.io_base = hdev->hw.hw.io_base +
1607 HCLGE_TQP_REG_OFFSET +
1608 i * HCLGE_TQP_REG_SIZE;
1609 else
1610 tqp->q.io_base = hdev->hw.hw.io_base +
1611 HCLGE_TQP_REG_OFFSET +
1612 HCLGE_TQP_EXT_REG_OFFSET +
1613 (i - HCLGE_TQP_MAX_SIZE_DEV_V2) *
1614 HCLGE_TQP_REG_SIZE;
1615
1616 /* when device supports tx push and has device memory,
1617 * the queue can execute push mode or doorbell mode on
1618 * device memory.
1619 */
1620 if (test_bit(HNAE3_DEV_SUPPORT_TX_PUSH_B, ae_dev->caps))
1621 tqp->q.mem_base = hdev->hw.hw.mem_base +
1622 HCLGE_TQP_MEM_OFFSET(hdev, i);
1623
1624 tqp++;
1625 }
1626
1627 return 0;
1628 }
1629
hclge_map_tqps_to_func(struct hclge_dev * hdev,u16 func_id,u16 tqp_pid,u16 tqp_vid,bool is_pf)1630 static int hclge_map_tqps_to_func(struct hclge_dev *hdev, u16 func_id,
1631 u16 tqp_pid, u16 tqp_vid, bool is_pf)
1632 {
1633 struct hclge_tqp_map_cmd *req;
1634 struct hclge_desc desc;
1635 int ret;
1636
1637 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_SET_TQP_MAP, false);
1638
1639 req = (struct hclge_tqp_map_cmd *)desc.data;
1640 req->tqp_id = cpu_to_le16(tqp_pid);
1641 req->tqp_vf = func_id;
1642 req->tqp_flag = 1U << HCLGE_TQP_MAP_EN_B;
1643 if (!is_pf)
1644 req->tqp_flag |= 1U << HCLGE_TQP_MAP_TYPE_B;
1645 req->tqp_vid = cpu_to_le16(tqp_vid);
1646
1647 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1648 if (ret)
1649 dev_err(&hdev->pdev->dev, "TQP map failed %d.\n", ret);
1650
1651 return ret;
1652 }
1653
hclge_assign_tqp(struct hclge_vport * vport,u16 num_tqps)1654 static int hclge_assign_tqp(struct hclge_vport *vport, u16 num_tqps)
1655 {
1656 struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
1657 struct hclge_dev *hdev = vport->back;
1658 int i, alloced;
1659
1660 for (i = 0, alloced = 0; i < hdev->num_tqps &&
1661 alloced < num_tqps; i++) {
1662 if (!hdev->htqp[i].alloced) {
1663 hdev->htqp[i].q.handle = &vport->nic;
1664 hdev->htqp[i].q.tqp_index = alloced;
1665 hdev->htqp[i].q.tx_desc_num = kinfo->num_tx_desc;
1666 hdev->htqp[i].q.rx_desc_num = kinfo->num_rx_desc;
1667 kinfo->tqp[alloced] = &hdev->htqp[i].q;
1668 hdev->htqp[i].alloced = true;
1669 alloced++;
1670 }
1671 }
1672 vport->alloc_tqps = alloced;
1673 kinfo->rss_size = min_t(u16, hdev->pf_rss_size_max,
1674 vport->alloc_tqps / hdev->tm_info.num_tc);
1675
1676 /* ensure one to one mapping between irq and queue at default */
1677 kinfo->rss_size = min_t(u16, kinfo->rss_size,
1678 (hdev->num_nic_msi - 1) / hdev->tm_info.num_tc);
1679
1680 return 0;
1681 }
1682
hclge_knic_setup(struct hclge_vport * vport,u16 num_tqps,u16 num_tx_desc,u16 num_rx_desc)1683 static int hclge_knic_setup(struct hclge_vport *vport, u16 num_tqps,
1684 u16 num_tx_desc, u16 num_rx_desc)
1685
1686 {
1687 struct hnae3_handle *nic = &vport->nic;
1688 struct hnae3_knic_private_info *kinfo = &nic->kinfo;
1689 struct hclge_dev *hdev = vport->back;
1690 int ret;
1691
1692 kinfo->num_tx_desc = num_tx_desc;
1693 kinfo->num_rx_desc = num_rx_desc;
1694
1695 kinfo->rx_buf_len = hdev->rx_buf_len;
1696 kinfo->tx_spare_buf_size = hdev->tx_spare_buf_size;
1697
1698 kinfo->tqp = devm_kcalloc(&hdev->pdev->dev, num_tqps,
1699 sizeof(struct hnae3_queue *), GFP_KERNEL);
1700 if (!kinfo->tqp)
1701 return -ENOMEM;
1702
1703 ret = hclge_assign_tqp(vport, num_tqps);
1704 if (ret)
1705 dev_err(&hdev->pdev->dev, "fail to assign TQPs %d.\n", ret);
1706
1707 return ret;
1708 }
1709
hclge_map_tqp_to_vport(struct hclge_dev * hdev,struct hclge_vport * vport)1710 static int hclge_map_tqp_to_vport(struct hclge_dev *hdev,
1711 struct hclge_vport *vport)
1712 {
1713 struct hnae3_handle *nic = &vport->nic;
1714 struct hnae3_knic_private_info *kinfo;
1715 u16 i;
1716
1717 kinfo = &nic->kinfo;
1718 for (i = 0; i < vport->alloc_tqps; i++) {
1719 struct hclge_comm_tqp *q =
1720 container_of(kinfo->tqp[i], struct hclge_comm_tqp, q);
1721 bool is_pf;
1722 int ret;
1723
1724 is_pf = !(vport->vport_id);
1725 ret = hclge_map_tqps_to_func(hdev, vport->vport_id, q->index,
1726 i, is_pf);
1727 if (ret)
1728 return ret;
1729 }
1730
1731 return 0;
1732 }
1733
hclge_map_tqp(struct hclge_dev * hdev)1734 static int hclge_map_tqp(struct hclge_dev *hdev)
1735 {
1736 struct hclge_vport *vport = hdev->vport;
1737 u16 i, num_vport;
1738
1739 num_vport = hdev->num_req_vfs + 1;
1740 for (i = 0; i < num_vport; i++) {
1741 int ret;
1742
1743 ret = hclge_map_tqp_to_vport(hdev, vport);
1744 if (ret)
1745 return ret;
1746
1747 vport++;
1748 }
1749
1750 return 0;
1751 }
1752
hclge_vport_setup(struct hclge_vport * vport,u16 num_tqps)1753 static int hclge_vport_setup(struct hclge_vport *vport, u16 num_tqps)
1754 {
1755 struct hnae3_handle *nic = &vport->nic;
1756 struct hclge_dev *hdev = vport->back;
1757 int ret;
1758
1759 nic->pdev = hdev->pdev;
1760 nic->ae_algo = &ae_algo;
1761 bitmap_copy(nic->numa_node_mask.bits, hdev->numa_node_mask.bits,
1762 MAX_NUMNODES);
1763 nic->kinfo.io_base = hdev->hw.hw.io_base;
1764
1765 ret = hclge_knic_setup(vport, num_tqps,
1766 hdev->num_tx_desc, hdev->num_rx_desc);
1767 if (ret)
1768 dev_err(&hdev->pdev->dev, "knic setup failed %d\n", ret);
1769
1770 return ret;
1771 }
1772
hclge_alloc_vport(struct hclge_dev * hdev)1773 static int hclge_alloc_vport(struct hclge_dev *hdev)
1774 {
1775 struct pci_dev *pdev = hdev->pdev;
1776 struct hclge_vport *vport;
1777 u32 tqp_main_vport;
1778 u32 tqp_per_vport;
1779 int num_vport, i;
1780 int ret;
1781
1782 /* We need to alloc a vport for main NIC of PF */
1783 num_vport = hdev->num_req_vfs + 1;
1784
1785 if (hdev->num_tqps < num_vport) {
1786 dev_err(&hdev->pdev->dev, "tqps(%u) is less than vports(%d)",
1787 hdev->num_tqps, num_vport);
1788 return -EINVAL;
1789 }
1790
1791 /* Alloc the same number of TQPs for every vport */
1792 tqp_per_vport = hdev->num_tqps / num_vport;
1793 tqp_main_vport = tqp_per_vport + hdev->num_tqps % num_vport;
1794
1795 vport = devm_kcalloc(&pdev->dev, num_vport, sizeof(struct hclge_vport),
1796 GFP_KERNEL);
1797 if (!vport)
1798 return -ENOMEM;
1799
1800 hdev->vport = vport;
1801 hdev->num_alloc_vport = num_vport;
1802
1803 if (IS_ENABLED(CONFIG_PCI_IOV))
1804 hdev->num_alloc_vfs = hdev->num_req_vfs;
1805
1806 for (i = 0; i < num_vport; i++) {
1807 vport->back = hdev;
1808 vport->vport_id = i;
1809 vport->vf_info.link_state = IFLA_VF_LINK_STATE_AUTO;
1810 vport->mps = HCLGE_MAC_DEFAULT_FRAME;
1811 vport->port_base_vlan_cfg.state = HNAE3_PORT_BASE_VLAN_DISABLE;
1812 vport->port_base_vlan_cfg.tbl_sta = true;
1813 vport->rxvlan_cfg.rx_vlan_offload_en = true;
1814 vport->req_vlan_fltr_en = true;
1815 INIT_LIST_HEAD(&vport->vlan_list);
1816 INIT_LIST_HEAD(&vport->uc_mac_list);
1817 INIT_LIST_HEAD(&vport->mc_mac_list);
1818 spin_lock_init(&vport->mac_list_lock);
1819
1820 if (i == 0)
1821 ret = hclge_vport_setup(vport, tqp_main_vport);
1822 else
1823 ret = hclge_vport_setup(vport, tqp_per_vport);
1824 if (ret) {
1825 dev_err(&pdev->dev,
1826 "vport setup failed for vport %d, %d\n",
1827 i, ret);
1828 return ret;
1829 }
1830
1831 vport++;
1832 }
1833
1834 return 0;
1835 }
1836
hclge_cmd_alloc_tx_buff(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)1837 static int hclge_cmd_alloc_tx_buff(struct hclge_dev *hdev,
1838 struct hclge_pkt_buf_alloc *buf_alloc)
1839 {
1840 /* TX buffer size is unit by 128 byte */
1841 #define HCLGE_BUF_SIZE_UNIT_SHIFT 7
1842 #define HCLGE_BUF_SIZE_UPDATE_EN_MSK BIT(15)
1843 struct hclge_tx_buff_alloc_cmd *req;
1844 struct hclge_desc desc;
1845 int ret;
1846 u8 i;
1847
1848 req = (struct hclge_tx_buff_alloc_cmd *)desc.data;
1849
1850 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_TX_BUFF_ALLOC, 0);
1851 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
1852 u32 buf_size = buf_alloc->priv_buf[i].tx_buf_size;
1853
1854 req->tx_pkt_buff[i] =
1855 cpu_to_le16((buf_size >> HCLGE_BUF_SIZE_UNIT_SHIFT) |
1856 HCLGE_BUF_SIZE_UPDATE_EN_MSK);
1857 }
1858
1859 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
1860 if (ret)
1861 dev_err(&hdev->pdev->dev, "tx buffer alloc cmd failed %d.\n",
1862 ret);
1863
1864 return ret;
1865 }
1866
hclge_tx_buffer_alloc(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)1867 static int hclge_tx_buffer_alloc(struct hclge_dev *hdev,
1868 struct hclge_pkt_buf_alloc *buf_alloc)
1869 {
1870 int ret = hclge_cmd_alloc_tx_buff(hdev, buf_alloc);
1871
1872 if (ret)
1873 dev_err(&hdev->pdev->dev, "tx buffer alloc failed %d\n", ret);
1874
1875 return ret;
1876 }
1877
hclge_get_tc_num(struct hclge_dev * hdev)1878 static u32 hclge_get_tc_num(struct hclge_dev *hdev)
1879 {
1880 unsigned int i;
1881 u32 cnt = 0;
1882
1883 for (i = 0; i < HCLGE_MAX_TC_NUM; i++)
1884 if (hdev->hw_tc_map & BIT(i))
1885 cnt++;
1886 return cnt;
1887 }
1888
1889 /* Get the number of pfc enabled TCs, which have private buffer */
hclge_get_pfc_priv_num(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)1890 static int hclge_get_pfc_priv_num(struct hclge_dev *hdev,
1891 struct hclge_pkt_buf_alloc *buf_alloc)
1892 {
1893 struct hclge_priv_buf *priv;
1894 unsigned int i;
1895 int cnt = 0;
1896
1897 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
1898 priv = &buf_alloc->priv_buf[i];
1899 if ((hdev->tm_info.hw_pfc_map & BIT(i)) &&
1900 priv->enable)
1901 cnt++;
1902 }
1903
1904 return cnt;
1905 }
1906
1907 /* Get the number of pfc disabled TCs, which have private buffer */
hclge_get_no_pfc_priv_num(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)1908 static int hclge_get_no_pfc_priv_num(struct hclge_dev *hdev,
1909 struct hclge_pkt_buf_alloc *buf_alloc)
1910 {
1911 struct hclge_priv_buf *priv;
1912 unsigned int i;
1913 int cnt = 0;
1914
1915 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
1916 priv = &buf_alloc->priv_buf[i];
1917 if (hdev->hw_tc_map & BIT(i) &&
1918 !(hdev->tm_info.hw_pfc_map & BIT(i)) &&
1919 priv->enable)
1920 cnt++;
1921 }
1922
1923 return cnt;
1924 }
1925
hclge_get_rx_priv_buff_alloced(struct hclge_pkt_buf_alloc * buf_alloc)1926 static u32 hclge_get_rx_priv_buff_alloced(struct hclge_pkt_buf_alloc *buf_alloc)
1927 {
1928 struct hclge_priv_buf *priv;
1929 u32 rx_priv = 0;
1930 int i;
1931
1932 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
1933 priv = &buf_alloc->priv_buf[i];
1934 if (priv->enable)
1935 rx_priv += priv->buf_size;
1936 }
1937 return rx_priv;
1938 }
1939
hclge_get_tx_buff_alloced(struct hclge_pkt_buf_alloc * buf_alloc)1940 static u32 hclge_get_tx_buff_alloced(struct hclge_pkt_buf_alloc *buf_alloc)
1941 {
1942 u32 i, total_tx_size = 0;
1943
1944 for (i = 0; i < HCLGE_MAX_TC_NUM; i++)
1945 total_tx_size += buf_alloc->priv_buf[i].tx_buf_size;
1946
1947 return total_tx_size;
1948 }
1949
hclge_is_rx_buf_ok(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc,u32 rx_all)1950 static bool hclge_is_rx_buf_ok(struct hclge_dev *hdev,
1951 struct hclge_pkt_buf_alloc *buf_alloc,
1952 u32 rx_all)
1953 {
1954 u32 shared_buf_min, shared_buf_tc, shared_std, hi_thrd, lo_thrd;
1955 u32 tc_num = hclge_get_tc_num(hdev);
1956 u32 shared_buf, aligned_mps;
1957 u32 rx_priv;
1958 int i;
1959
1960 aligned_mps = roundup(hdev->mps, HCLGE_BUF_SIZE_UNIT);
1961
1962 if (hnae3_dev_dcb_supported(hdev))
1963 shared_buf_min = HCLGE_BUF_MUL_BY * aligned_mps +
1964 hdev->dv_buf_size;
1965 else
1966 shared_buf_min = aligned_mps + HCLGE_NON_DCB_ADDITIONAL_BUF
1967 + hdev->dv_buf_size;
1968
1969 shared_buf_tc = tc_num * aligned_mps + aligned_mps;
1970 shared_std = roundup(max_t(u32, shared_buf_min, shared_buf_tc),
1971 HCLGE_BUF_SIZE_UNIT);
1972
1973 rx_priv = hclge_get_rx_priv_buff_alloced(buf_alloc);
1974 if (rx_all < rx_priv + shared_std)
1975 return false;
1976
1977 shared_buf = rounddown(rx_all - rx_priv, HCLGE_BUF_SIZE_UNIT);
1978 buf_alloc->s_buf.buf_size = shared_buf;
1979 if (hnae3_dev_dcb_supported(hdev)) {
1980 buf_alloc->s_buf.self.high = shared_buf - hdev->dv_buf_size;
1981 buf_alloc->s_buf.self.low = buf_alloc->s_buf.self.high
1982 - roundup(aligned_mps / HCLGE_BUF_DIV_BY,
1983 HCLGE_BUF_SIZE_UNIT);
1984 } else {
1985 buf_alloc->s_buf.self.high = aligned_mps +
1986 HCLGE_NON_DCB_ADDITIONAL_BUF;
1987 buf_alloc->s_buf.self.low = aligned_mps;
1988 }
1989
1990 if (hnae3_dev_dcb_supported(hdev)) {
1991 hi_thrd = shared_buf - hdev->dv_buf_size;
1992
1993 if (tc_num <= NEED_RESERVE_TC_NUM)
1994 hi_thrd = hi_thrd * BUF_RESERVE_PERCENT
1995 / BUF_MAX_PERCENT;
1996
1997 if (tc_num)
1998 hi_thrd = hi_thrd / tc_num;
1999
2000 hi_thrd = max_t(u32, hi_thrd, HCLGE_BUF_MUL_BY * aligned_mps);
2001 hi_thrd = rounddown(hi_thrd, HCLGE_BUF_SIZE_UNIT);
2002 lo_thrd = hi_thrd - aligned_mps / HCLGE_BUF_DIV_BY;
2003 } else {
2004 hi_thrd = aligned_mps + HCLGE_NON_DCB_ADDITIONAL_BUF;
2005 lo_thrd = aligned_mps;
2006 }
2007
2008 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
2009 buf_alloc->s_buf.tc_thrd[i].low = lo_thrd;
2010 buf_alloc->s_buf.tc_thrd[i].high = hi_thrd;
2011 }
2012
2013 return true;
2014 }
2015
hclge_tx_buffer_calc(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)2016 static int hclge_tx_buffer_calc(struct hclge_dev *hdev,
2017 struct hclge_pkt_buf_alloc *buf_alloc)
2018 {
2019 u32 i, total_size;
2020
2021 total_size = hdev->pkt_buf_size;
2022
2023 /* alloc tx buffer for all enabled tc */
2024 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
2025 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2026
2027 if (hdev->hw_tc_map & BIT(i)) {
2028 if (total_size < hdev->tx_buf_size)
2029 return -ENOMEM;
2030
2031 priv->tx_buf_size = hdev->tx_buf_size;
2032 } else {
2033 priv->tx_buf_size = 0;
2034 }
2035
2036 total_size -= priv->tx_buf_size;
2037 }
2038
2039 return 0;
2040 }
2041
hclge_rx_buf_calc_all(struct hclge_dev * hdev,bool max,struct hclge_pkt_buf_alloc * buf_alloc)2042 static bool hclge_rx_buf_calc_all(struct hclge_dev *hdev, bool max,
2043 struct hclge_pkt_buf_alloc *buf_alloc)
2044 {
2045 u32 rx_all = hdev->pkt_buf_size - hclge_get_tx_buff_alloced(buf_alloc);
2046 u32 aligned_mps = round_up(hdev->mps, HCLGE_BUF_SIZE_UNIT);
2047 unsigned int i;
2048
2049 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
2050 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2051
2052 priv->enable = 0;
2053 priv->wl.low = 0;
2054 priv->wl.high = 0;
2055 priv->buf_size = 0;
2056
2057 if (!(hdev->hw_tc_map & BIT(i)))
2058 continue;
2059
2060 priv->enable = 1;
2061
2062 if (hdev->tm_info.hw_pfc_map & BIT(i)) {
2063 priv->wl.low = max ? aligned_mps : HCLGE_BUF_SIZE_UNIT;
2064 priv->wl.high = roundup(priv->wl.low + aligned_mps,
2065 HCLGE_BUF_SIZE_UNIT);
2066 } else {
2067 priv->wl.low = 0;
2068 priv->wl.high = max ? (aligned_mps * HCLGE_BUF_MUL_BY) :
2069 aligned_mps;
2070 }
2071
2072 priv->buf_size = priv->wl.high + hdev->dv_buf_size;
2073 }
2074
2075 return hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all);
2076 }
2077
hclge_drop_nopfc_buf_till_fit(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)2078 static bool hclge_drop_nopfc_buf_till_fit(struct hclge_dev *hdev,
2079 struct hclge_pkt_buf_alloc *buf_alloc)
2080 {
2081 u32 rx_all = hdev->pkt_buf_size - hclge_get_tx_buff_alloced(buf_alloc);
2082 int no_pfc_priv_num = hclge_get_no_pfc_priv_num(hdev, buf_alloc);
2083 int i;
2084
2085 /* let the last to be cleared first */
2086 for (i = HCLGE_MAX_TC_NUM - 1; i >= 0; i--) {
2087 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2088 unsigned int mask = BIT((unsigned int)i);
2089
2090 if (hdev->hw_tc_map & mask &&
2091 !(hdev->tm_info.hw_pfc_map & mask)) {
2092 /* Clear the no pfc TC private buffer */
2093 priv->wl.low = 0;
2094 priv->wl.high = 0;
2095 priv->buf_size = 0;
2096 priv->enable = 0;
2097 no_pfc_priv_num--;
2098 }
2099
2100 if (hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all) ||
2101 no_pfc_priv_num == 0)
2102 break;
2103 }
2104
2105 return hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all);
2106 }
2107
hclge_drop_pfc_buf_till_fit(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)2108 static bool hclge_drop_pfc_buf_till_fit(struct hclge_dev *hdev,
2109 struct hclge_pkt_buf_alloc *buf_alloc)
2110 {
2111 u32 rx_all = hdev->pkt_buf_size - hclge_get_tx_buff_alloced(buf_alloc);
2112 int pfc_priv_num = hclge_get_pfc_priv_num(hdev, buf_alloc);
2113 int i;
2114
2115 /* let the last to be cleared first */
2116 for (i = HCLGE_MAX_TC_NUM - 1; i >= 0; i--) {
2117 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2118 unsigned int mask = BIT((unsigned int)i);
2119
2120 if (hdev->hw_tc_map & mask &&
2121 hdev->tm_info.hw_pfc_map & mask) {
2122 /* Reduce the number of pfc TC with private buffer */
2123 priv->wl.low = 0;
2124 priv->enable = 0;
2125 priv->wl.high = 0;
2126 priv->buf_size = 0;
2127 pfc_priv_num--;
2128 }
2129
2130 if (hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all) ||
2131 pfc_priv_num == 0)
2132 break;
2133 }
2134
2135 return hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all);
2136 }
2137
hclge_only_alloc_priv_buff(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)2138 static int hclge_only_alloc_priv_buff(struct hclge_dev *hdev,
2139 struct hclge_pkt_buf_alloc *buf_alloc)
2140 {
2141 #define COMPENSATE_BUFFER 0x3C00
2142 #define COMPENSATE_HALF_MPS_NUM 5
2143 #define PRIV_WL_GAP 0x1800
2144
2145 u32 rx_priv = hdev->pkt_buf_size - hclge_get_tx_buff_alloced(buf_alloc);
2146 u32 tc_num = hclge_get_tc_num(hdev);
2147 u32 half_mps = hdev->mps >> 1;
2148 u32 min_rx_priv;
2149 unsigned int i;
2150
2151 if (tc_num)
2152 rx_priv = rx_priv / tc_num;
2153
2154 if (tc_num <= NEED_RESERVE_TC_NUM)
2155 rx_priv = rx_priv * BUF_RESERVE_PERCENT / BUF_MAX_PERCENT;
2156
2157 min_rx_priv = hdev->dv_buf_size + COMPENSATE_BUFFER +
2158 COMPENSATE_HALF_MPS_NUM * half_mps;
2159 min_rx_priv = round_up(min_rx_priv, HCLGE_BUF_SIZE_UNIT);
2160 rx_priv = round_down(rx_priv, HCLGE_BUF_SIZE_UNIT);
2161 if (rx_priv < min_rx_priv)
2162 return false;
2163
2164 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
2165 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2166
2167 priv->enable = 0;
2168 priv->wl.low = 0;
2169 priv->wl.high = 0;
2170 priv->buf_size = 0;
2171
2172 if (!(hdev->hw_tc_map & BIT(i)))
2173 continue;
2174
2175 priv->enable = 1;
2176 priv->buf_size = rx_priv;
2177 priv->wl.high = rx_priv - hdev->dv_buf_size;
2178 priv->wl.low = priv->wl.high - PRIV_WL_GAP;
2179 }
2180
2181 buf_alloc->s_buf.buf_size = 0;
2182
2183 return true;
2184 }
2185
2186 /* hclge_rx_buffer_calc: calculate the rx private buffer size for all TCs
2187 * @hdev: pointer to struct hclge_dev
2188 * @buf_alloc: pointer to buffer calculation data
2189 * @return: 0: calculate successful, negative: fail
2190 */
hclge_rx_buffer_calc(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)2191 static int hclge_rx_buffer_calc(struct hclge_dev *hdev,
2192 struct hclge_pkt_buf_alloc *buf_alloc)
2193 {
2194 /* When DCB is not supported, rx private buffer is not allocated. */
2195 if (!hnae3_dev_dcb_supported(hdev)) {
2196 u32 rx_all = hdev->pkt_buf_size;
2197
2198 rx_all -= hclge_get_tx_buff_alloced(buf_alloc);
2199 if (!hclge_is_rx_buf_ok(hdev, buf_alloc, rx_all))
2200 return -ENOMEM;
2201
2202 return 0;
2203 }
2204
2205 if (hclge_only_alloc_priv_buff(hdev, buf_alloc))
2206 return 0;
2207
2208 if (hclge_rx_buf_calc_all(hdev, true, buf_alloc))
2209 return 0;
2210
2211 /* try to decrease the buffer size */
2212 if (hclge_rx_buf_calc_all(hdev, false, buf_alloc))
2213 return 0;
2214
2215 if (hclge_drop_nopfc_buf_till_fit(hdev, buf_alloc))
2216 return 0;
2217
2218 if (hclge_drop_pfc_buf_till_fit(hdev, buf_alloc))
2219 return 0;
2220
2221 return -ENOMEM;
2222 }
2223
hclge_rx_priv_buf_alloc(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)2224 static int hclge_rx_priv_buf_alloc(struct hclge_dev *hdev,
2225 struct hclge_pkt_buf_alloc *buf_alloc)
2226 {
2227 struct hclge_rx_priv_buff_cmd *req;
2228 struct hclge_desc desc;
2229 int ret;
2230 int i;
2231
2232 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_PRIV_BUFF_ALLOC, false);
2233 req = (struct hclge_rx_priv_buff_cmd *)desc.data;
2234
2235 /* Alloc private buffer TCs */
2236 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
2237 struct hclge_priv_buf *priv = &buf_alloc->priv_buf[i];
2238
2239 req->buf_num[i] =
2240 cpu_to_le16(priv->buf_size >> HCLGE_BUF_UNIT_S);
2241 req->buf_num[i] |=
2242 cpu_to_le16(1 << HCLGE_TC0_PRI_BUF_EN_B);
2243 }
2244
2245 req->shared_buf =
2246 cpu_to_le16((buf_alloc->s_buf.buf_size >> HCLGE_BUF_UNIT_S) |
2247 (1 << HCLGE_TC0_PRI_BUF_EN_B));
2248
2249 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2250 if (ret)
2251 dev_err(&hdev->pdev->dev,
2252 "rx private buffer alloc cmd failed %d\n", ret);
2253
2254 return ret;
2255 }
2256
hclge_rx_priv_wl_config(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)2257 static int hclge_rx_priv_wl_config(struct hclge_dev *hdev,
2258 struct hclge_pkt_buf_alloc *buf_alloc)
2259 {
2260 struct hclge_rx_priv_wl_buf *req;
2261 struct hclge_priv_buf *priv;
2262 struct hclge_desc desc[2];
2263 int i, j;
2264 int ret;
2265
2266 for (i = 0; i < 2; i++) {
2267 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_RX_PRIV_WL_ALLOC,
2268 false);
2269 req = (struct hclge_rx_priv_wl_buf *)desc[i].data;
2270
2271 /* The first descriptor set the NEXT bit to 1 */
2272 if (i == 0)
2273 desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
2274 else
2275 desc[i].flag &= ~cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
2276
2277 for (j = 0; j < HCLGE_TC_NUM_ONE_DESC; j++) {
2278 u32 idx = i * HCLGE_TC_NUM_ONE_DESC + j;
2279
2280 priv = &buf_alloc->priv_buf[idx];
2281 req->tc_wl[j].high =
2282 cpu_to_le16(priv->wl.high >> HCLGE_BUF_UNIT_S);
2283 req->tc_wl[j].high |=
2284 cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2285 req->tc_wl[j].low =
2286 cpu_to_le16(priv->wl.low >> HCLGE_BUF_UNIT_S);
2287 req->tc_wl[j].low |=
2288 cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2289 }
2290 }
2291
2292 /* Send 2 descriptor at one time */
2293 ret = hclge_cmd_send(&hdev->hw, desc, 2);
2294 if (ret)
2295 dev_err(&hdev->pdev->dev,
2296 "rx private waterline config cmd failed %d\n",
2297 ret);
2298 return ret;
2299 }
2300
hclge_common_thrd_config(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)2301 static int hclge_common_thrd_config(struct hclge_dev *hdev,
2302 struct hclge_pkt_buf_alloc *buf_alloc)
2303 {
2304 struct hclge_shared_buf *s_buf = &buf_alloc->s_buf;
2305 struct hclge_rx_com_thrd *req;
2306 struct hclge_desc desc[2];
2307 struct hclge_tc_thrd *tc;
2308 int i, j;
2309 int ret;
2310
2311 for (i = 0; i < 2; i++) {
2312 hclge_cmd_setup_basic_desc(&desc[i],
2313 HCLGE_OPC_RX_COM_THRD_ALLOC, false);
2314 req = (struct hclge_rx_com_thrd *)&desc[i].data;
2315
2316 /* The first descriptor set the NEXT bit to 1 */
2317 if (i == 0)
2318 desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
2319 else
2320 desc[i].flag &= ~cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
2321
2322 for (j = 0; j < HCLGE_TC_NUM_ONE_DESC; j++) {
2323 tc = &s_buf->tc_thrd[i * HCLGE_TC_NUM_ONE_DESC + j];
2324
2325 req->com_thrd[j].high =
2326 cpu_to_le16(tc->high >> HCLGE_BUF_UNIT_S);
2327 req->com_thrd[j].high |=
2328 cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2329 req->com_thrd[j].low =
2330 cpu_to_le16(tc->low >> HCLGE_BUF_UNIT_S);
2331 req->com_thrd[j].low |=
2332 cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2333 }
2334 }
2335
2336 /* Send 2 descriptors at one time */
2337 ret = hclge_cmd_send(&hdev->hw, desc, 2);
2338 if (ret)
2339 dev_err(&hdev->pdev->dev,
2340 "common threshold config cmd failed %d\n", ret);
2341 return ret;
2342 }
2343
hclge_common_wl_config(struct hclge_dev * hdev,struct hclge_pkt_buf_alloc * buf_alloc)2344 static int hclge_common_wl_config(struct hclge_dev *hdev,
2345 struct hclge_pkt_buf_alloc *buf_alloc)
2346 {
2347 struct hclge_shared_buf *buf = &buf_alloc->s_buf;
2348 struct hclge_rx_com_wl *req;
2349 struct hclge_desc desc;
2350 int ret;
2351
2352 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RX_COM_WL_ALLOC, false);
2353
2354 req = (struct hclge_rx_com_wl *)desc.data;
2355 req->com_wl.high = cpu_to_le16(buf->self.high >> HCLGE_BUF_UNIT_S);
2356 req->com_wl.high |= cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2357
2358 req->com_wl.low = cpu_to_le16(buf->self.low >> HCLGE_BUF_UNIT_S);
2359 req->com_wl.low |= cpu_to_le16(BIT(HCLGE_RX_PRIV_EN_B));
2360
2361 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2362 if (ret)
2363 dev_err(&hdev->pdev->dev,
2364 "common waterline config cmd failed %d\n", ret);
2365
2366 return ret;
2367 }
2368
hclge_buffer_alloc(struct hclge_dev * hdev)2369 int hclge_buffer_alloc(struct hclge_dev *hdev)
2370 {
2371 struct hclge_pkt_buf_alloc *pkt_buf;
2372 int ret;
2373
2374 pkt_buf = kzalloc(sizeof(*pkt_buf), GFP_KERNEL);
2375 if (!pkt_buf)
2376 return -ENOMEM;
2377
2378 ret = hclge_tx_buffer_calc(hdev, pkt_buf);
2379 if (ret) {
2380 dev_err(&hdev->pdev->dev,
2381 "could not calc tx buffer size for all TCs %d\n", ret);
2382 goto out;
2383 }
2384
2385 ret = hclge_tx_buffer_alloc(hdev, pkt_buf);
2386 if (ret) {
2387 dev_err(&hdev->pdev->dev,
2388 "could not alloc tx buffers %d\n", ret);
2389 goto out;
2390 }
2391
2392 ret = hclge_rx_buffer_calc(hdev, pkt_buf);
2393 if (ret) {
2394 dev_err(&hdev->pdev->dev,
2395 "could not calc rx priv buffer size for all TCs %d\n",
2396 ret);
2397 goto out;
2398 }
2399
2400 ret = hclge_rx_priv_buf_alloc(hdev, pkt_buf);
2401 if (ret) {
2402 dev_err(&hdev->pdev->dev, "could not alloc rx priv buffer %d\n",
2403 ret);
2404 goto out;
2405 }
2406
2407 if (hnae3_dev_dcb_supported(hdev)) {
2408 ret = hclge_rx_priv_wl_config(hdev, pkt_buf);
2409 if (ret) {
2410 dev_err(&hdev->pdev->dev,
2411 "could not configure rx private waterline %d\n",
2412 ret);
2413 goto out;
2414 }
2415
2416 ret = hclge_common_thrd_config(hdev, pkt_buf);
2417 if (ret) {
2418 dev_err(&hdev->pdev->dev,
2419 "could not configure common threshold %d\n",
2420 ret);
2421 goto out;
2422 }
2423 }
2424
2425 ret = hclge_common_wl_config(hdev, pkt_buf);
2426 if (ret)
2427 dev_err(&hdev->pdev->dev,
2428 "could not configure common waterline %d\n", ret);
2429
2430 out:
2431 kfree(pkt_buf);
2432 return ret;
2433 }
2434
hclge_init_roce_base_info(struct hclge_vport * vport)2435 static int hclge_init_roce_base_info(struct hclge_vport *vport)
2436 {
2437 struct hnae3_handle *roce = &vport->roce;
2438 struct hnae3_handle *nic = &vport->nic;
2439 struct hclge_dev *hdev = vport->back;
2440
2441 roce->rinfo.num_vectors = vport->back->num_roce_msi;
2442
2443 if (hdev->num_msi < hdev->num_nic_msi + hdev->num_roce_msi)
2444 return -EINVAL;
2445
2446 roce->rinfo.base_vector = hdev->num_nic_msi;
2447
2448 roce->rinfo.netdev = nic->kinfo.netdev;
2449 roce->rinfo.roce_io_base = hdev->hw.hw.io_base;
2450 roce->rinfo.roce_mem_base = hdev->hw.hw.mem_base;
2451
2452 roce->pdev = nic->pdev;
2453 roce->ae_algo = nic->ae_algo;
2454 bitmap_copy(roce->numa_node_mask.bits, nic->numa_node_mask.bits,
2455 MAX_NUMNODES);
2456
2457 return 0;
2458 }
2459
hclge_init_msi(struct hclge_dev * hdev)2460 static int hclge_init_msi(struct hclge_dev *hdev)
2461 {
2462 struct pci_dev *pdev = hdev->pdev;
2463 int vectors;
2464 int i;
2465
2466 vectors = pci_alloc_irq_vectors(pdev, HNAE3_MIN_VECTOR_NUM,
2467 hdev->num_msi,
2468 PCI_IRQ_MSI | PCI_IRQ_MSIX);
2469 if (vectors < 0) {
2470 dev_err(&pdev->dev,
2471 "failed(%d) to allocate MSI/MSI-X vectors\n",
2472 vectors);
2473 return vectors;
2474 }
2475 if (vectors < hdev->num_msi)
2476 dev_warn(&hdev->pdev->dev,
2477 "requested %u MSI/MSI-X, but allocated %d MSI/MSI-X\n",
2478 hdev->num_msi, vectors);
2479
2480 hdev->num_msi = vectors;
2481 hdev->num_msi_left = vectors;
2482
2483 hdev->vector_status = devm_kcalloc(&pdev->dev, hdev->num_msi,
2484 sizeof(u16), GFP_KERNEL);
2485 if (!hdev->vector_status) {
2486 pci_free_irq_vectors(pdev);
2487 return -ENOMEM;
2488 }
2489
2490 for (i = 0; i < hdev->num_msi; i++)
2491 hdev->vector_status[i] = HCLGE_INVALID_VPORT;
2492
2493 hdev->vector_irq = devm_kcalloc(&pdev->dev, hdev->num_msi,
2494 sizeof(int), GFP_KERNEL);
2495 if (!hdev->vector_irq) {
2496 pci_free_irq_vectors(pdev);
2497 return -ENOMEM;
2498 }
2499
2500 return 0;
2501 }
2502
hclge_check_speed_dup(u8 duplex,int speed)2503 static u8 hclge_check_speed_dup(u8 duplex, int speed)
2504 {
2505 if (!(speed == HCLGE_MAC_SPEED_10M || speed == HCLGE_MAC_SPEED_100M))
2506 duplex = HCLGE_MAC_FULL;
2507
2508 return duplex;
2509 }
2510
2511 static struct hclge_mac_speed_map hclge_mac_speed_map_to_fw[] = {
2512 {HCLGE_MAC_SPEED_10M, HCLGE_FW_MAC_SPEED_10M},
2513 {HCLGE_MAC_SPEED_100M, HCLGE_FW_MAC_SPEED_100M},
2514 {HCLGE_MAC_SPEED_1G, HCLGE_FW_MAC_SPEED_1G},
2515 {HCLGE_MAC_SPEED_10G, HCLGE_FW_MAC_SPEED_10G},
2516 {HCLGE_MAC_SPEED_25G, HCLGE_FW_MAC_SPEED_25G},
2517 {HCLGE_MAC_SPEED_40G, HCLGE_FW_MAC_SPEED_40G},
2518 {HCLGE_MAC_SPEED_50G, HCLGE_FW_MAC_SPEED_50G},
2519 {HCLGE_MAC_SPEED_100G, HCLGE_FW_MAC_SPEED_100G},
2520 {HCLGE_MAC_SPEED_200G, HCLGE_FW_MAC_SPEED_200G},
2521 };
2522
hclge_convert_to_fw_speed(u32 speed_drv,u32 * speed_fw)2523 static int hclge_convert_to_fw_speed(u32 speed_drv, u32 *speed_fw)
2524 {
2525 u16 i;
2526
2527 for (i = 0; i < ARRAY_SIZE(hclge_mac_speed_map_to_fw); i++) {
2528 if (hclge_mac_speed_map_to_fw[i].speed_drv == speed_drv) {
2529 *speed_fw = hclge_mac_speed_map_to_fw[i].speed_fw;
2530 return 0;
2531 }
2532 }
2533
2534 return -EINVAL;
2535 }
2536
hclge_cfg_mac_speed_dup_hw(struct hclge_dev * hdev,int speed,u8 duplex,u8 lane_num)2537 static int hclge_cfg_mac_speed_dup_hw(struct hclge_dev *hdev, int speed,
2538 u8 duplex, u8 lane_num)
2539 {
2540 struct hclge_config_mac_speed_dup_cmd *req;
2541 struct hclge_desc desc;
2542 u32 speed_fw;
2543 int ret;
2544
2545 req = (struct hclge_config_mac_speed_dup_cmd *)desc.data;
2546
2547 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_SPEED_DUP, false);
2548
2549 if (duplex)
2550 hnae3_set_bit(req->speed_dup, HCLGE_CFG_DUPLEX_B, 1);
2551
2552 ret = hclge_convert_to_fw_speed(speed, &speed_fw);
2553 if (ret) {
2554 dev_err(&hdev->pdev->dev, "invalid speed (%d)\n", speed);
2555 return ret;
2556 }
2557
2558 hnae3_set_field(req->speed_dup, HCLGE_CFG_SPEED_M, HCLGE_CFG_SPEED_S,
2559 speed_fw);
2560 hnae3_set_bit(req->mac_change_fec_en, HCLGE_CFG_MAC_SPEED_CHANGE_EN_B,
2561 1);
2562 req->lane_num = lane_num;
2563
2564 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2565 if (ret) {
2566 dev_err(&hdev->pdev->dev,
2567 "mac speed/duplex config cmd failed %d.\n", ret);
2568 return ret;
2569 }
2570
2571 return 0;
2572 }
2573
hclge_cfg_mac_speed_dup(struct hclge_dev * hdev,int speed,u8 duplex,u8 lane_num)2574 int hclge_cfg_mac_speed_dup(struct hclge_dev *hdev, int speed, u8 duplex, u8 lane_num)
2575 {
2576 struct hclge_mac *mac = &hdev->hw.mac;
2577 int ret;
2578
2579 duplex = hclge_check_speed_dup(duplex, speed);
2580 if (!mac->support_autoneg && mac->speed == speed &&
2581 mac->duplex == duplex && (mac->lane_num == lane_num || lane_num == 0))
2582 return 0;
2583
2584 ret = hclge_cfg_mac_speed_dup_hw(hdev, speed, duplex, lane_num);
2585 if (ret)
2586 return ret;
2587
2588 hdev->hw.mac.speed = speed;
2589 hdev->hw.mac.duplex = duplex;
2590 if (!lane_num)
2591 hdev->hw.mac.lane_num = lane_num;
2592
2593 return 0;
2594 }
2595
hclge_cfg_mac_speed_dup_h(struct hnae3_handle * handle,int speed,u8 duplex,u8 lane_num)2596 static int hclge_cfg_mac_speed_dup_h(struct hnae3_handle *handle, int speed,
2597 u8 duplex, u8 lane_num)
2598 {
2599 struct hclge_vport *vport = hclge_get_vport(handle);
2600 struct hclge_dev *hdev = vport->back;
2601 int ret;
2602
2603 ret = hclge_cfg_mac_speed_dup(hdev, speed, duplex, lane_num);
2604
2605 if (ret)
2606 return ret;
2607
2608 hdev->hw.mac.req_speed = speed;
2609 hdev->hw.mac.req_duplex = duplex;
2610
2611 return 0;
2612 }
2613
hclge_set_autoneg_en(struct hclge_dev * hdev,bool enable)2614 static int hclge_set_autoneg_en(struct hclge_dev *hdev, bool enable)
2615 {
2616 struct hclge_config_auto_neg_cmd *req;
2617 struct hclge_desc desc;
2618 u32 flag = 0;
2619 int ret;
2620
2621 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_AN_MODE, false);
2622
2623 req = (struct hclge_config_auto_neg_cmd *)desc.data;
2624 if (enable)
2625 hnae3_set_bit(flag, HCLGE_MAC_CFG_AN_EN_B, 1U);
2626 req->cfg_an_cmd_flag = cpu_to_le32(flag);
2627
2628 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2629 if (ret)
2630 dev_err(&hdev->pdev->dev, "auto neg set cmd failed %d.\n",
2631 ret);
2632
2633 return ret;
2634 }
2635
hclge_set_autoneg(struct hnae3_handle * handle,bool enable)2636 static int hclge_set_autoneg(struct hnae3_handle *handle, bool enable)
2637 {
2638 struct hclge_vport *vport = hclge_get_vport(handle);
2639 struct hclge_dev *hdev = vport->back;
2640
2641 if (!hdev->hw.mac.support_autoneg) {
2642 if (enable) {
2643 dev_err(&hdev->pdev->dev,
2644 "autoneg is not supported by current port\n");
2645 return -EOPNOTSUPP;
2646 } else {
2647 return 0;
2648 }
2649 }
2650
2651 return hclge_set_autoneg_en(hdev, enable);
2652 }
2653
hclge_get_autoneg(struct hnae3_handle * handle)2654 static int hclge_get_autoneg(struct hnae3_handle *handle)
2655 {
2656 struct hclge_vport *vport = hclge_get_vport(handle);
2657 struct hclge_dev *hdev = vport->back;
2658 struct phy_device *phydev = hdev->hw.mac.phydev;
2659
2660 if (phydev)
2661 return phydev->autoneg;
2662
2663 return hdev->hw.mac.autoneg;
2664 }
2665
hclge_restart_autoneg(struct hnae3_handle * handle)2666 static int hclge_restart_autoneg(struct hnae3_handle *handle)
2667 {
2668 struct hclge_vport *vport = hclge_get_vport(handle);
2669 struct hclge_dev *hdev = vport->back;
2670 int ret;
2671
2672 dev_dbg(&hdev->pdev->dev, "restart autoneg\n");
2673
2674 ret = hclge_notify_client(hdev, HNAE3_DOWN_CLIENT);
2675 if (ret)
2676 return ret;
2677 return hclge_notify_client(hdev, HNAE3_UP_CLIENT);
2678 }
2679
hclge_halt_autoneg(struct hnae3_handle * handle,bool halt)2680 static int hclge_halt_autoneg(struct hnae3_handle *handle, bool halt)
2681 {
2682 struct hclge_vport *vport = hclge_get_vport(handle);
2683 struct hclge_dev *hdev = vport->back;
2684
2685 if (hdev->hw.mac.support_autoneg && hdev->hw.mac.autoneg)
2686 return hclge_set_autoneg_en(hdev, !halt);
2687
2688 return 0;
2689 }
2690
hclge_parse_fec_stats_lanes(struct hclge_dev * hdev,struct hclge_desc * desc,u32 desc_len)2691 static void hclge_parse_fec_stats_lanes(struct hclge_dev *hdev,
2692 struct hclge_desc *desc, u32 desc_len)
2693 {
2694 u32 lane_size = HCLGE_FEC_STATS_MAX_LANES * 2;
2695 u32 desc_index = 0;
2696 u32 data_index = 0;
2697 u32 i;
2698
2699 for (i = 0; i < lane_size; i++) {
2700 if (data_index >= HCLGE_DESC_DATA_LEN) {
2701 desc_index++;
2702 data_index = 0;
2703 }
2704
2705 if (desc_index >= desc_len)
2706 return;
2707
2708 hdev->fec_stats.per_lanes[i] +=
2709 le32_to_cpu(desc[desc_index].data[data_index]);
2710 data_index++;
2711 }
2712 }
2713
hclge_parse_fec_stats(struct hclge_dev * hdev,struct hclge_desc * desc,u32 desc_len)2714 static void hclge_parse_fec_stats(struct hclge_dev *hdev,
2715 struct hclge_desc *desc, u32 desc_len)
2716 {
2717 struct hclge_query_fec_stats_cmd *req;
2718
2719 req = (struct hclge_query_fec_stats_cmd *)desc[0].data;
2720
2721 hdev->fec_stats.base_r_lane_num = req->base_r_lane_num;
2722 hdev->fec_stats.rs_corr_blocks +=
2723 le32_to_cpu(req->rs_fec_corr_blocks);
2724 hdev->fec_stats.rs_uncorr_blocks +=
2725 le32_to_cpu(req->rs_fec_uncorr_blocks);
2726 hdev->fec_stats.rs_error_blocks +=
2727 le32_to_cpu(req->rs_fec_error_blocks);
2728 hdev->fec_stats.base_r_corr_blocks +=
2729 le32_to_cpu(req->base_r_fec_corr_blocks);
2730 hdev->fec_stats.base_r_uncorr_blocks +=
2731 le32_to_cpu(req->base_r_fec_uncorr_blocks);
2732
2733 hclge_parse_fec_stats_lanes(hdev, &desc[1], desc_len - 1);
2734 }
2735
hclge_update_fec_stats_hw(struct hclge_dev * hdev)2736 static int hclge_update_fec_stats_hw(struct hclge_dev *hdev)
2737 {
2738 struct hclge_desc desc[HCLGE_FEC_STATS_CMD_NUM];
2739 int ret;
2740 u32 i;
2741
2742 for (i = 0; i < HCLGE_FEC_STATS_CMD_NUM; i++) {
2743 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_QUERY_FEC_STATS,
2744 true);
2745 if (i != (HCLGE_FEC_STATS_CMD_NUM - 1))
2746 desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
2747 }
2748
2749 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_FEC_STATS_CMD_NUM);
2750 if (ret)
2751 return ret;
2752
2753 hclge_parse_fec_stats(hdev, desc, HCLGE_FEC_STATS_CMD_NUM);
2754
2755 return 0;
2756 }
2757
hclge_update_fec_stats(struct hclge_dev * hdev)2758 static void hclge_update_fec_stats(struct hclge_dev *hdev)
2759 {
2760 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
2761 int ret;
2762
2763 if (!hnae3_ae_dev_fec_stats_supported(ae_dev) ||
2764 test_and_set_bit(HCLGE_STATE_FEC_STATS_UPDATING, &hdev->state))
2765 return;
2766
2767 ret = hclge_update_fec_stats_hw(hdev);
2768 if (ret)
2769 dev_err(&hdev->pdev->dev,
2770 "failed to update fec stats, ret = %d\n", ret);
2771
2772 clear_bit(HCLGE_STATE_FEC_STATS_UPDATING, &hdev->state);
2773 }
2774
hclge_get_fec_stats_total(struct hclge_dev * hdev,struct ethtool_fec_stats * fec_stats)2775 static void hclge_get_fec_stats_total(struct hclge_dev *hdev,
2776 struct ethtool_fec_stats *fec_stats)
2777 {
2778 fec_stats->corrected_blocks.total = hdev->fec_stats.rs_corr_blocks;
2779 fec_stats->uncorrectable_blocks.total =
2780 hdev->fec_stats.rs_uncorr_blocks;
2781 }
2782
hclge_get_fec_stats_lanes(struct hclge_dev * hdev,struct ethtool_fec_stats * fec_stats)2783 static void hclge_get_fec_stats_lanes(struct hclge_dev *hdev,
2784 struct ethtool_fec_stats *fec_stats)
2785 {
2786 u32 i;
2787
2788 if (hdev->fec_stats.base_r_lane_num == 0 ||
2789 hdev->fec_stats.base_r_lane_num > HCLGE_FEC_STATS_MAX_LANES) {
2790 dev_err(&hdev->pdev->dev,
2791 "fec stats lane number(%llu) is invalid\n",
2792 hdev->fec_stats.base_r_lane_num);
2793 return;
2794 }
2795
2796 for (i = 0; i < hdev->fec_stats.base_r_lane_num; i++) {
2797 fec_stats->corrected_blocks.lanes[i] =
2798 hdev->fec_stats.base_r_corr_per_lanes[i];
2799 fec_stats->uncorrectable_blocks.lanes[i] =
2800 hdev->fec_stats.base_r_uncorr_per_lanes[i];
2801 }
2802 }
2803
hclge_comm_get_fec_stats(struct hclge_dev * hdev,struct ethtool_fec_stats * fec_stats)2804 static void hclge_comm_get_fec_stats(struct hclge_dev *hdev,
2805 struct ethtool_fec_stats *fec_stats)
2806 {
2807 u32 fec_mode = hdev->hw.mac.fec_mode;
2808
2809 switch (fec_mode) {
2810 case BIT(HNAE3_FEC_RS):
2811 case BIT(HNAE3_FEC_LLRS):
2812 hclge_get_fec_stats_total(hdev, fec_stats);
2813 break;
2814 case BIT(HNAE3_FEC_BASER):
2815 hclge_get_fec_stats_lanes(hdev, fec_stats);
2816 break;
2817 default:
2818 dev_err(&hdev->pdev->dev,
2819 "fec stats is not supported by current fec mode(0x%x)\n",
2820 fec_mode);
2821 break;
2822 }
2823 }
2824
hclge_get_fec_stats(struct hnae3_handle * handle,struct ethtool_fec_stats * fec_stats)2825 static void hclge_get_fec_stats(struct hnae3_handle *handle,
2826 struct ethtool_fec_stats *fec_stats)
2827 {
2828 struct hclge_vport *vport = hclge_get_vport(handle);
2829 struct hclge_dev *hdev = vport->back;
2830 u32 fec_mode = hdev->hw.mac.fec_mode;
2831
2832 if (fec_mode == BIT(HNAE3_FEC_NONE) ||
2833 fec_mode == BIT(HNAE3_FEC_AUTO) ||
2834 fec_mode == BIT(HNAE3_FEC_USER_DEF))
2835 return;
2836
2837 hclge_update_fec_stats(hdev);
2838
2839 hclge_comm_get_fec_stats(hdev, fec_stats);
2840 }
2841
hclge_set_fec_hw(struct hclge_dev * hdev,u32 fec_mode)2842 static int hclge_set_fec_hw(struct hclge_dev *hdev, u32 fec_mode)
2843 {
2844 struct hclge_config_fec_cmd *req;
2845 struct hclge_desc desc;
2846 int ret;
2847
2848 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_FEC_MODE, false);
2849
2850 req = (struct hclge_config_fec_cmd *)desc.data;
2851 if (fec_mode & BIT(HNAE3_FEC_AUTO))
2852 hnae3_set_bit(req->fec_mode, HCLGE_MAC_CFG_FEC_AUTO_EN_B, 1);
2853 if (fec_mode & BIT(HNAE3_FEC_RS))
2854 hnae3_set_field(req->fec_mode, HCLGE_MAC_CFG_FEC_MODE_M,
2855 HCLGE_MAC_CFG_FEC_MODE_S, HCLGE_MAC_FEC_RS);
2856 if (fec_mode & BIT(HNAE3_FEC_LLRS))
2857 hnae3_set_field(req->fec_mode, HCLGE_MAC_CFG_FEC_MODE_M,
2858 HCLGE_MAC_CFG_FEC_MODE_S, HCLGE_MAC_FEC_LLRS);
2859 if (fec_mode & BIT(HNAE3_FEC_BASER))
2860 hnae3_set_field(req->fec_mode, HCLGE_MAC_CFG_FEC_MODE_M,
2861 HCLGE_MAC_CFG_FEC_MODE_S, HCLGE_MAC_FEC_BASER);
2862
2863 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2864 if (ret)
2865 dev_err(&hdev->pdev->dev, "set fec mode failed %d.\n", ret);
2866
2867 return ret;
2868 }
2869
hclge_set_fec(struct hnae3_handle * handle,u32 fec_mode)2870 static int hclge_set_fec(struct hnae3_handle *handle, u32 fec_mode)
2871 {
2872 struct hclge_vport *vport = hclge_get_vport(handle);
2873 struct hclge_dev *hdev = vport->back;
2874 struct hclge_mac *mac = &hdev->hw.mac;
2875 int ret;
2876
2877 if (fec_mode && !(mac->fec_ability & fec_mode)) {
2878 dev_err(&hdev->pdev->dev, "unsupported fec mode\n");
2879 return -EINVAL;
2880 }
2881
2882 ret = hclge_set_fec_hw(hdev, fec_mode);
2883 if (ret)
2884 return ret;
2885
2886 mac->user_fec_mode = fec_mode | BIT(HNAE3_FEC_USER_DEF);
2887 return 0;
2888 }
2889
hclge_get_fec(struct hnae3_handle * handle,u8 * fec_ability,u8 * fec_mode)2890 static void hclge_get_fec(struct hnae3_handle *handle, u8 *fec_ability,
2891 u8 *fec_mode)
2892 {
2893 struct hclge_vport *vport = hclge_get_vport(handle);
2894 struct hclge_dev *hdev = vport->back;
2895 struct hclge_mac *mac = &hdev->hw.mac;
2896
2897 if (fec_ability)
2898 *fec_ability = mac->fec_ability;
2899 if (fec_mode)
2900 *fec_mode = mac->fec_mode;
2901 }
2902
hclge_mac_init(struct hclge_dev * hdev)2903 static int hclge_mac_init(struct hclge_dev *hdev)
2904 {
2905 struct hclge_mac *mac = &hdev->hw.mac;
2906 int ret;
2907
2908 hdev->support_sfp_query = true;
2909
2910 if (!test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
2911 hdev->hw.mac.duplex = HCLGE_MAC_FULL;
2912
2913 if (hdev->hw.mac.support_autoneg) {
2914 ret = hclge_set_autoneg_en(hdev, hdev->hw.mac.autoneg);
2915 if (ret)
2916 return ret;
2917 }
2918
2919 if (!hdev->hw.mac.autoneg) {
2920 ret = hclge_cfg_mac_speed_dup_hw(hdev, hdev->hw.mac.req_speed,
2921 hdev->hw.mac.req_duplex,
2922 hdev->hw.mac.lane_num);
2923 if (ret)
2924 return ret;
2925 }
2926
2927 mac->link = 0;
2928
2929 if (mac->user_fec_mode & BIT(HNAE3_FEC_USER_DEF)) {
2930 ret = hclge_set_fec_hw(hdev, mac->user_fec_mode);
2931 if (ret)
2932 return ret;
2933 }
2934
2935 ret = hclge_set_mac_mtu(hdev, hdev->mps);
2936 if (ret) {
2937 dev_err(&hdev->pdev->dev, "set mtu failed ret=%d\n", ret);
2938 return ret;
2939 }
2940
2941 ret = hclge_set_default_loopback(hdev);
2942 if (ret)
2943 return ret;
2944
2945 ret = hclge_buffer_alloc(hdev);
2946 if (ret)
2947 dev_err(&hdev->pdev->dev,
2948 "allocate buffer fail, ret=%d\n", ret);
2949
2950 return ret;
2951 }
2952
hclge_mbx_task_schedule(struct hclge_dev * hdev)2953 static void hclge_mbx_task_schedule(struct hclge_dev *hdev)
2954 {
2955 if (!test_bit(HCLGE_STATE_REMOVING, &hdev->state) &&
2956 !test_and_set_bit(HCLGE_STATE_MBX_SERVICE_SCHED, &hdev->state)) {
2957 hdev->last_mbx_scheduled = jiffies;
2958 mod_delayed_work(hclge_wq, &hdev->service_task, 0);
2959 }
2960 }
2961
hclge_reset_task_schedule(struct hclge_dev * hdev)2962 static void hclge_reset_task_schedule(struct hclge_dev *hdev)
2963 {
2964 if (!test_bit(HCLGE_STATE_REMOVING, &hdev->state) &&
2965 test_bit(HCLGE_STATE_SERVICE_INITED, &hdev->state) &&
2966 !test_and_set_bit(HCLGE_STATE_RST_SERVICE_SCHED, &hdev->state)) {
2967 hdev->last_rst_scheduled = jiffies;
2968 mod_delayed_work(hclge_wq, &hdev->service_task, 0);
2969 }
2970 }
2971
hclge_errhand_task_schedule(struct hclge_dev * hdev)2972 static void hclge_errhand_task_schedule(struct hclge_dev *hdev)
2973 {
2974 if (!test_bit(HCLGE_STATE_REMOVING, &hdev->state) &&
2975 !test_and_set_bit(HCLGE_STATE_ERR_SERVICE_SCHED, &hdev->state))
2976 mod_delayed_work(hclge_wq, &hdev->service_task, 0);
2977 }
2978
hclge_task_schedule(struct hclge_dev * hdev,unsigned long delay_time)2979 void hclge_task_schedule(struct hclge_dev *hdev, unsigned long delay_time)
2980 {
2981 if (!test_bit(HCLGE_STATE_REMOVING, &hdev->state) &&
2982 !test_bit(HCLGE_STATE_RST_FAIL, &hdev->state))
2983 mod_delayed_work(hclge_wq, &hdev->service_task, delay_time);
2984 }
2985
hclge_get_mac_link_status(struct hclge_dev * hdev,int * link_status)2986 static int hclge_get_mac_link_status(struct hclge_dev *hdev, int *link_status)
2987 {
2988 struct hclge_link_status_cmd *req;
2989 struct hclge_desc desc;
2990 int ret;
2991
2992 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_LINK_STATUS, true);
2993 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
2994 if (ret) {
2995 dev_err(&hdev->pdev->dev, "get link status cmd failed %d\n",
2996 ret);
2997 return ret;
2998 }
2999
3000 req = (struct hclge_link_status_cmd *)desc.data;
3001 *link_status = (req->status & HCLGE_LINK_STATUS_UP_M) > 0 ?
3002 HCLGE_LINK_STATUS_UP : HCLGE_LINK_STATUS_DOWN;
3003
3004 return 0;
3005 }
3006
hclge_get_mac_phy_link(struct hclge_dev * hdev,int * link_status)3007 static int hclge_get_mac_phy_link(struct hclge_dev *hdev, int *link_status)
3008 {
3009 struct phy_device *phydev = hdev->hw.mac.phydev;
3010
3011 *link_status = HCLGE_LINK_STATUS_DOWN;
3012
3013 if (test_bit(HCLGE_STATE_DOWN, &hdev->state))
3014 return 0;
3015
3016 if (phydev && (phydev->state != PHY_RUNNING || !phydev->link))
3017 return 0;
3018
3019 return hclge_get_mac_link_status(hdev, link_status);
3020 }
3021
hclge_push_link_status(struct hclge_dev * hdev)3022 static void hclge_push_link_status(struct hclge_dev *hdev)
3023 {
3024 struct hclge_vport *vport;
3025 int ret;
3026 u16 i;
3027
3028 for (i = 0; i < pci_num_vf(hdev->pdev); i++) {
3029 vport = &hdev->vport[i + HCLGE_VF_VPORT_START_NUM];
3030
3031 if (!test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state) ||
3032 vport->vf_info.link_state != IFLA_VF_LINK_STATE_AUTO)
3033 continue;
3034
3035 ret = hclge_push_vf_link_status(vport);
3036 if (ret) {
3037 dev_err(&hdev->pdev->dev,
3038 "failed to push link status to vf%u, ret = %d\n",
3039 i, ret);
3040 }
3041 }
3042 }
3043
hclge_update_link_status(struct hclge_dev * hdev)3044 static void hclge_update_link_status(struct hclge_dev *hdev)
3045 {
3046 struct hnae3_handle *handle = &hdev->vport[0].nic;
3047 struct hnae3_client *client = hdev->nic_client;
3048 int state;
3049 int ret;
3050
3051 if (!client)
3052 return;
3053
3054 if (test_and_set_bit(HCLGE_STATE_LINK_UPDATING, &hdev->state))
3055 return;
3056
3057 ret = hclge_get_mac_phy_link(hdev, &state);
3058 if (ret) {
3059 clear_bit(HCLGE_STATE_LINK_UPDATING, &hdev->state);
3060 return;
3061 }
3062
3063 if (state != hdev->hw.mac.link) {
3064 hdev->hw.mac.link = state;
3065 if (state == HCLGE_LINK_STATUS_UP)
3066 hclge_update_port_info(hdev);
3067
3068 client->ops->link_status_change(handle, state);
3069 hclge_config_mac_tnl_int(hdev, state);
3070
3071 if (test_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state)) {
3072 struct hnae3_handle *rhandle = &hdev->vport[0].roce;
3073 struct hnae3_client *rclient = hdev->roce_client;
3074
3075 if (rclient && rclient->ops->link_status_change)
3076 rclient->ops->link_status_change(rhandle,
3077 state);
3078 }
3079
3080 hclge_push_link_status(hdev);
3081 }
3082
3083 clear_bit(HCLGE_STATE_LINK_UPDATING, &hdev->state);
3084 }
3085
hclge_update_speed_advertising(struct hclge_mac * mac)3086 static void hclge_update_speed_advertising(struct hclge_mac *mac)
3087 {
3088 u32 speed_ability;
3089
3090 if (hclge_get_speed_bit(mac->speed, &speed_ability))
3091 return;
3092
3093 switch (mac->module_type) {
3094 case HNAE3_MODULE_TYPE_FIBRE_LR:
3095 hclge_convert_setting_lr(speed_ability, mac->advertising);
3096 break;
3097 case HNAE3_MODULE_TYPE_FIBRE_SR:
3098 case HNAE3_MODULE_TYPE_AOC:
3099 hclge_convert_setting_sr(speed_ability, mac->advertising);
3100 break;
3101 case HNAE3_MODULE_TYPE_CR:
3102 hclge_convert_setting_cr(speed_ability, mac->advertising);
3103 break;
3104 case HNAE3_MODULE_TYPE_KR:
3105 hclge_convert_setting_kr(speed_ability, mac->advertising);
3106 break;
3107 default:
3108 break;
3109 }
3110 }
3111
hclge_update_fec_advertising(struct hclge_mac * mac)3112 static void hclge_update_fec_advertising(struct hclge_mac *mac)
3113 {
3114 if (mac->fec_mode & BIT(HNAE3_FEC_RS))
3115 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_RS_BIT,
3116 mac->advertising);
3117 else if (mac->fec_mode & BIT(HNAE3_FEC_LLRS))
3118 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_LLRS_BIT,
3119 mac->advertising);
3120 else if (mac->fec_mode & BIT(HNAE3_FEC_BASER))
3121 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_BASER_BIT,
3122 mac->advertising);
3123 else
3124 linkmode_set_bit(ETHTOOL_LINK_MODE_FEC_NONE_BIT,
3125 mac->advertising);
3126 }
3127
hclge_update_pause_advertising(struct hclge_dev * hdev)3128 static void hclge_update_pause_advertising(struct hclge_dev *hdev)
3129 {
3130 struct hclge_mac *mac = &hdev->hw.mac;
3131 bool rx_en, tx_en;
3132
3133 switch (hdev->fc_mode_last_time) {
3134 case HCLGE_FC_RX_PAUSE:
3135 rx_en = true;
3136 tx_en = false;
3137 break;
3138 case HCLGE_FC_TX_PAUSE:
3139 rx_en = false;
3140 tx_en = true;
3141 break;
3142 case HCLGE_FC_FULL:
3143 rx_en = true;
3144 tx_en = true;
3145 break;
3146 default:
3147 rx_en = false;
3148 tx_en = false;
3149 break;
3150 }
3151
3152 linkmode_set_pause(mac->advertising, tx_en, rx_en);
3153 }
3154
hclge_update_advertising(struct hclge_dev * hdev)3155 static void hclge_update_advertising(struct hclge_dev *hdev)
3156 {
3157 struct hclge_mac *mac = &hdev->hw.mac;
3158
3159 linkmode_zero(mac->advertising);
3160 hclge_update_speed_advertising(mac);
3161 hclge_update_fec_advertising(mac);
3162 hclge_update_pause_advertising(hdev);
3163 }
3164
hclge_update_port_capability(struct hclge_dev * hdev,struct hclge_mac * mac)3165 static void hclge_update_port_capability(struct hclge_dev *hdev,
3166 struct hclge_mac *mac)
3167 {
3168 if (hnae3_dev_fec_supported(hdev))
3169 hclge_convert_setting_fec(mac);
3170
3171 /* firmware can not identify back plane type, the media type
3172 * read from configuration can help deal it
3173 */
3174 if (mac->media_type == HNAE3_MEDIA_TYPE_BACKPLANE &&
3175 mac->module_type == HNAE3_MODULE_TYPE_UNKNOWN)
3176 mac->module_type = HNAE3_MODULE_TYPE_KR;
3177 else if (mac->media_type == HNAE3_MEDIA_TYPE_COPPER)
3178 mac->module_type = HNAE3_MODULE_TYPE_TP;
3179
3180 if (mac->support_autoneg) {
3181 linkmode_set_bit(ETHTOOL_LINK_MODE_Autoneg_BIT, mac->supported);
3182 linkmode_copy(mac->advertising, mac->supported);
3183 } else {
3184 linkmode_clear_bit(ETHTOOL_LINK_MODE_Autoneg_BIT,
3185 mac->supported);
3186 hclge_update_advertising(hdev);
3187 }
3188 }
3189
hclge_get_sfp_speed(struct hclge_dev * hdev,u32 * speed)3190 static int hclge_get_sfp_speed(struct hclge_dev *hdev, u32 *speed)
3191 {
3192 struct hclge_sfp_info_cmd *resp;
3193 struct hclge_desc desc;
3194 int ret;
3195
3196 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_GET_SFP_INFO, true);
3197 resp = (struct hclge_sfp_info_cmd *)desc.data;
3198 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
3199 if (ret == -EOPNOTSUPP) {
3200 dev_warn(&hdev->pdev->dev,
3201 "IMP do not support get SFP speed %d\n", ret);
3202 return ret;
3203 } else if (ret) {
3204 dev_err(&hdev->pdev->dev, "get sfp speed failed %d\n", ret);
3205 return ret;
3206 }
3207
3208 *speed = le32_to_cpu(resp->speed);
3209
3210 return 0;
3211 }
3212
hclge_get_sfp_info(struct hclge_dev * hdev,struct hclge_mac * mac)3213 static int hclge_get_sfp_info(struct hclge_dev *hdev, struct hclge_mac *mac)
3214 {
3215 struct hclge_sfp_info_cmd *resp;
3216 struct hclge_desc desc;
3217 int ret;
3218
3219 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_GET_SFP_INFO, true);
3220 resp = (struct hclge_sfp_info_cmd *)desc.data;
3221
3222 resp->query_type = QUERY_ACTIVE_SPEED;
3223
3224 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
3225 if (ret == -EOPNOTSUPP) {
3226 dev_warn(&hdev->pdev->dev,
3227 "IMP does not support get SFP info %d\n", ret);
3228 return ret;
3229 } else if (ret) {
3230 dev_err(&hdev->pdev->dev, "get sfp info failed %d\n", ret);
3231 return ret;
3232 }
3233
3234 /* In some case, mac speed get from IMP may be 0, it shouldn't be
3235 * set to mac->speed.
3236 */
3237 if (!le32_to_cpu(resp->speed))
3238 return 0;
3239
3240 mac->speed = le32_to_cpu(resp->speed);
3241 /* if resp->speed_ability is 0, it means it's an old version
3242 * firmware, do not update these params
3243 */
3244 if (resp->speed_ability) {
3245 mac->module_type = le32_to_cpu(resp->module_type);
3246 mac->speed_ability = le32_to_cpu(resp->speed_ability);
3247 mac->autoneg = resp->autoneg;
3248 mac->support_autoneg = resp->autoneg_ability;
3249 mac->speed_type = QUERY_ACTIVE_SPEED;
3250 mac->lane_num = resp->lane_num;
3251 if (!resp->active_fec)
3252 mac->fec_mode = 0;
3253 else
3254 mac->fec_mode = BIT(resp->active_fec);
3255 mac->fec_ability = resp->fec_ability;
3256 } else {
3257 mac->speed_type = QUERY_SFP_SPEED;
3258 }
3259
3260 return 0;
3261 }
3262
hclge_get_phy_link_ksettings(struct hnae3_handle * handle,struct ethtool_link_ksettings * cmd)3263 static int hclge_get_phy_link_ksettings(struct hnae3_handle *handle,
3264 struct ethtool_link_ksettings *cmd)
3265 {
3266 struct hclge_desc desc[HCLGE_PHY_LINK_SETTING_BD_NUM];
3267 struct hclge_vport *vport = hclge_get_vport(handle);
3268 struct hclge_phy_link_ksetting_0_cmd *req0;
3269 struct hclge_phy_link_ksetting_1_cmd *req1;
3270 u32 supported, advertising, lp_advertising;
3271 struct hclge_dev *hdev = vport->back;
3272 int ret;
3273
3274 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_PHY_LINK_KSETTING,
3275 true);
3276 desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
3277 hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_PHY_LINK_KSETTING,
3278 true);
3279
3280 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_PHY_LINK_SETTING_BD_NUM);
3281 if (ret) {
3282 dev_err(&hdev->pdev->dev,
3283 "failed to get phy link ksetting, ret = %d.\n", ret);
3284 return ret;
3285 }
3286
3287 req0 = (struct hclge_phy_link_ksetting_0_cmd *)desc[0].data;
3288 cmd->base.autoneg = req0->autoneg;
3289 cmd->base.speed = le32_to_cpu(req0->speed);
3290 cmd->base.duplex = req0->duplex;
3291 cmd->base.port = req0->port;
3292 cmd->base.transceiver = req0->transceiver;
3293 cmd->base.phy_address = req0->phy_address;
3294 cmd->base.eth_tp_mdix = req0->eth_tp_mdix;
3295 cmd->base.eth_tp_mdix_ctrl = req0->eth_tp_mdix_ctrl;
3296 supported = le32_to_cpu(req0->supported);
3297 advertising = le32_to_cpu(req0->advertising);
3298 lp_advertising = le32_to_cpu(req0->lp_advertising);
3299 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
3300 supported);
3301 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.advertising,
3302 advertising);
3303 ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.lp_advertising,
3304 lp_advertising);
3305
3306 req1 = (struct hclge_phy_link_ksetting_1_cmd *)desc[1].data;
3307 cmd->base.master_slave_cfg = req1->master_slave_cfg;
3308 cmd->base.master_slave_state = req1->master_slave_state;
3309
3310 return 0;
3311 }
3312
3313 static int
hclge_set_phy_link_ksettings(struct hnae3_handle * handle,const struct ethtool_link_ksettings * cmd)3314 hclge_set_phy_link_ksettings(struct hnae3_handle *handle,
3315 const struct ethtool_link_ksettings *cmd)
3316 {
3317 struct hclge_desc desc[HCLGE_PHY_LINK_SETTING_BD_NUM];
3318 struct hclge_vport *vport = hclge_get_vport(handle);
3319 struct hclge_phy_link_ksetting_0_cmd *req0;
3320 struct hclge_phy_link_ksetting_1_cmd *req1;
3321 struct hclge_dev *hdev = vport->back;
3322 u32 advertising;
3323 int ret;
3324
3325 if (cmd->base.autoneg == AUTONEG_DISABLE &&
3326 ((cmd->base.speed != SPEED_100 && cmd->base.speed != SPEED_10) ||
3327 (cmd->base.duplex != DUPLEX_HALF &&
3328 cmd->base.duplex != DUPLEX_FULL)))
3329 return -EINVAL;
3330
3331 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_PHY_LINK_KSETTING,
3332 false);
3333 desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
3334 hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_PHY_LINK_KSETTING,
3335 false);
3336
3337 req0 = (struct hclge_phy_link_ksetting_0_cmd *)desc[0].data;
3338 req0->autoneg = cmd->base.autoneg;
3339 req0->speed = cpu_to_le32(cmd->base.speed);
3340 req0->duplex = cmd->base.duplex;
3341 ethtool_convert_link_mode_to_legacy_u32(&advertising,
3342 cmd->link_modes.advertising);
3343 req0->advertising = cpu_to_le32(advertising);
3344 req0->eth_tp_mdix_ctrl = cmd->base.eth_tp_mdix_ctrl;
3345
3346 req1 = (struct hclge_phy_link_ksetting_1_cmd *)desc[1].data;
3347 req1->master_slave_cfg = cmd->base.master_slave_cfg;
3348
3349 ret = hclge_cmd_send(&hdev->hw, desc, HCLGE_PHY_LINK_SETTING_BD_NUM);
3350 if (ret) {
3351 dev_err(&hdev->pdev->dev,
3352 "failed to set phy link ksettings, ret = %d.\n", ret);
3353 return ret;
3354 }
3355
3356 hdev->hw.mac.req_autoneg = cmd->base.autoneg;
3357 hdev->hw.mac.req_speed = cmd->base.speed;
3358 hdev->hw.mac.req_duplex = cmd->base.duplex;
3359 linkmode_copy(hdev->hw.mac.advertising, cmd->link_modes.advertising);
3360
3361 return 0;
3362 }
3363
hclge_update_tp_port_info(struct hclge_dev * hdev)3364 static int hclge_update_tp_port_info(struct hclge_dev *hdev)
3365 {
3366 struct ethtool_link_ksettings cmd;
3367 int ret;
3368
3369 if (!hnae3_dev_phy_imp_supported(hdev))
3370 return 0;
3371
3372 ret = hclge_get_phy_link_ksettings(&hdev->vport->nic, &cmd);
3373 if (ret)
3374 return ret;
3375
3376 hdev->hw.mac.autoneg = cmd.base.autoneg;
3377 hdev->hw.mac.speed = cmd.base.speed;
3378 hdev->hw.mac.duplex = cmd.base.duplex;
3379 linkmode_copy(hdev->hw.mac.advertising, cmd.link_modes.advertising);
3380
3381 return 0;
3382 }
3383
hclge_tp_port_init(struct hclge_dev * hdev)3384 static int hclge_tp_port_init(struct hclge_dev *hdev)
3385 {
3386 struct ethtool_link_ksettings cmd;
3387
3388 if (!hnae3_dev_phy_imp_supported(hdev))
3389 return 0;
3390
3391 cmd.base.autoneg = hdev->hw.mac.req_autoneg;
3392 cmd.base.speed = hdev->hw.mac.req_speed;
3393 cmd.base.duplex = hdev->hw.mac.req_duplex;
3394 linkmode_copy(cmd.link_modes.advertising, hdev->hw.mac.advertising);
3395
3396 return hclge_set_phy_link_ksettings(&hdev->vport->nic, &cmd);
3397 }
3398
hclge_update_port_info(struct hclge_dev * hdev)3399 static int hclge_update_port_info(struct hclge_dev *hdev)
3400 {
3401 struct hclge_mac *mac = &hdev->hw.mac;
3402 int speed;
3403 int ret;
3404
3405 /* get the port info from SFP cmd if not copper port */
3406 if (mac->media_type == HNAE3_MEDIA_TYPE_COPPER)
3407 return hclge_update_tp_port_info(hdev);
3408
3409 /* if IMP does not support get SFP/qSFP info, return directly */
3410 if (!hdev->support_sfp_query)
3411 return 0;
3412
3413 if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) {
3414 speed = mac->speed;
3415 ret = hclge_get_sfp_info(hdev, mac);
3416 } else {
3417 speed = HCLGE_MAC_SPEED_UNKNOWN;
3418 ret = hclge_get_sfp_speed(hdev, &speed);
3419 }
3420
3421 if (ret == -EOPNOTSUPP) {
3422 hdev->support_sfp_query = false;
3423 return ret;
3424 } else if (ret) {
3425 return ret;
3426 }
3427
3428 if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) {
3429 if (mac->speed_type == QUERY_ACTIVE_SPEED) {
3430 hclge_update_port_capability(hdev, mac);
3431 if (mac->speed != speed)
3432 (void)hclge_tm_port_shaper_cfg(hdev);
3433 return 0;
3434 }
3435 return hclge_cfg_mac_speed_dup(hdev, mac->speed,
3436 HCLGE_MAC_FULL, mac->lane_num);
3437 } else {
3438 if (speed == HCLGE_MAC_SPEED_UNKNOWN)
3439 return 0; /* do nothing if no SFP */
3440
3441 /* must config full duplex for SFP */
3442 return hclge_cfg_mac_speed_dup(hdev, speed, HCLGE_MAC_FULL, 0);
3443 }
3444 }
3445
hclge_get_status(struct hnae3_handle * handle)3446 static int hclge_get_status(struct hnae3_handle *handle)
3447 {
3448 struct hclge_vport *vport = hclge_get_vport(handle);
3449 struct hclge_dev *hdev = vport->back;
3450
3451 hclge_update_link_status(hdev);
3452
3453 return hdev->hw.mac.link;
3454 }
3455
hclge_get_vf_vport(struct hclge_dev * hdev,int vf)3456 static struct hclge_vport *hclge_get_vf_vport(struct hclge_dev *hdev, int vf)
3457 {
3458 if (!pci_num_vf(hdev->pdev)) {
3459 dev_err(&hdev->pdev->dev,
3460 "SRIOV is disabled, can not get vport(%d) info.\n", vf);
3461 return NULL;
3462 }
3463
3464 if (vf < 0 || vf >= pci_num_vf(hdev->pdev)) {
3465 dev_err(&hdev->pdev->dev,
3466 "vf id(%d) is out of range(0 <= vfid < %d)\n",
3467 vf, pci_num_vf(hdev->pdev));
3468 return NULL;
3469 }
3470
3471 /* VF start from 1 in vport */
3472 vf += HCLGE_VF_VPORT_START_NUM;
3473 return &hdev->vport[vf];
3474 }
3475
hclge_get_vf_config(struct hnae3_handle * handle,int vf,struct ifla_vf_info * ivf)3476 static int hclge_get_vf_config(struct hnae3_handle *handle, int vf,
3477 struct ifla_vf_info *ivf)
3478 {
3479 struct hclge_vport *vport = hclge_get_vport(handle);
3480 struct hclge_dev *hdev = vport->back;
3481
3482 vport = hclge_get_vf_vport(hdev, vf);
3483 if (!vport)
3484 return -EINVAL;
3485
3486 ivf->vf = vf;
3487 ivf->linkstate = vport->vf_info.link_state;
3488 ivf->spoofchk = vport->vf_info.spoofchk;
3489 ivf->trusted = vport->vf_info.trusted;
3490 ivf->min_tx_rate = 0;
3491 ivf->max_tx_rate = vport->vf_info.max_tx_rate;
3492 ivf->vlan = vport->port_base_vlan_cfg.vlan_info.vlan_tag;
3493 ivf->vlan_proto = htons(vport->port_base_vlan_cfg.vlan_info.vlan_proto);
3494 ivf->qos = vport->port_base_vlan_cfg.vlan_info.qos;
3495 ether_addr_copy(ivf->mac, vport->vf_info.mac);
3496
3497 return 0;
3498 }
3499
hclge_set_vf_link_state(struct hnae3_handle * handle,int vf,int link_state)3500 static int hclge_set_vf_link_state(struct hnae3_handle *handle, int vf,
3501 int link_state)
3502 {
3503 struct hclge_vport *vport = hclge_get_vport(handle);
3504 struct hclge_dev *hdev = vport->back;
3505 int link_state_old;
3506 int ret;
3507
3508 vport = hclge_get_vf_vport(hdev, vf);
3509 if (!vport)
3510 return -EINVAL;
3511
3512 link_state_old = vport->vf_info.link_state;
3513 vport->vf_info.link_state = link_state;
3514
3515 /* return success directly if the VF is unalive, VF will
3516 * query link state itself when it starts work.
3517 */
3518 if (!test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state))
3519 return 0;
3520
3521 ret = hclge_push_vf_link_status(vport);
3522 if (ret) {
3523 vport->vf_info.link_state = link_state_old;
3524 dev_err(&hdev->pdev->dev,
3525 "failed to push vf%d link status, ret = %d\n", vf, ret);
3526 }
3527
3528 return ret;
3529 }
3530
hclge_check_event_cause(struct hclge_dev * hdev,u32 * clearval)3531 static u32 hclge_check_event_cause(struct hclge_dev *hdev, u32 *clearval)
3532 {
3533 u32 cmdq_src_reg, msix_src_reg, hw_err_src_reg;
3534
3535 /* fetch the events from their corresponding regs */
3536 cmdq_src_reg = hclge_read_dev(&hdev->hw, HCLGE_VECTOR0_CMDQ_SRC_REG);
3537 msix_src_reg = hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_INT_STS);
3538 hw_err_src_reg = hclge_read_dev(&hdev->hw,
3539 HCLGE_RAS_PF_OTHER_INT_STS_REG);
3540
3541 /* Assumption: If by any chance reset and mailbox events are reported
3542 * together then we will only process reset event in this go and will
3543 * defer the processing of the mailbox events. Since, we would have not
3544 * cleared RX CMDQ event this time we would receive again another
3545 * interrupt from H/W just for the mailbox.
3546 *
3547 * check for vector0 reset event sources
3548 */
3549 if (BIT(HCLGE_VECTOR0_IMPRESET_INT_B) & msix_src_reg) {
3550 dev_info(&hdev->pdev->dev, "IMP reset interrupt\n");
3551 set_bit(HNAE3_IMP_RESET, &hdev->reset_pending);
3552 set_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state);
3553 *clearval = BIT(HCLGE_VECTOR0_IMPRESET_INT_B);
3554 hdev->rst_stats.imp_rst_cnt++;
3555 return HCLGE_VECTOR0_EVENT_RST;
3556 }
3557
3558 if (BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B) & msix_src_reg) {
3559 dev_info(&hdev->pdev->dev, "global reset interrupt\n");
3560 set_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state);
3561 set_bit(HNAE3_GLOBAL_RESET, &hdev->reset_pending);
3562 *clearval = BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B);
3563 hdev->rst_stats.global_rst_cnt++;
3564 return HCLGE_VECTOR0_EVENT_RST;
3565 }
3566
3567 /* check for vector0 msix event and hardware error event source */
3568 if (msix_src_reg & HCLGE_VECTOR0_REG_MSIX_MASK ||
3569 hw_err_src_reg & HCLGE_RAS_REG_ERR_MASK)
3570 return HCLGE_VECTOR0_EVENT_ERR;
3571
3572 /* check for vector0 ptp event source */
3573 if (BIT(HCLGE_VECTOR0_REG_PTP_INT_B) & msix_src_reg) {
3574 *clearval = msix_src_reg;
3575 return HCLGE_VECTOR0_EVENT_PTP;
3576 }
3577
3578 /* check for vector0 mailbox(=CMDQ RX) event source */
3579 if (BIT(HCLGE_VECTOR0_RX_CMDQ_INT_B) & cmdq_src_reg) {
3580 cmdq_src_reg &= ~BIT(HCLGE_VECTOR0_RX_CMDQ_INT_B);
3581 *clearval = cmdq_src_reg;
3582 return HCLGE_VECTOR0_EVENT_MBX;
3583 }
3584
3585 /* print other vector0 event source */
3586 dev_info(&hdev->pdev->dev,
3587 "INT status: CMDQ(%#x) HW errors(%#x) other(%#x)\n",
3588 cmdq_src_reg, hw_err_src_reg, msix_src_reg);
3589
3590 return HCLGE_VECTOR0_EVENT_OTHER;
3591 }
3592
hclge_clear_event_cause(struct hclge_dev * hdev,u32 event_type,u32 regclr)3593 static void hclge_clear_event_cause(struct hclge_dev *hdev, u32 event_type,
3594 u32 regclr)
3595 {
3596 #define HCLGE_IMP_RESET_DELAY 5
3597
3598 switch (event_type) {
3599 case HCLGE_VECTOR0_EVENT_PTP:
3600 case HCLGE_VECTOR0_EVENT_RST:
3601 if (regclr == BIT(HCLGE_VECTOR0_IMPRESET_INT_B))
3602 mdelay(HCLGE_IMP_RESET_DELAY);
3603
3604 hclge_write_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG, regclr);
3605 break;
3606 case HCLGE_VECTOR0_EVENT_MBX:
3607 hclge_write_dev(&hdev->hw, HCLGE_VECTOR0_CMDQ_SRC_REG, regclr);
3608 break;
3609 default:
3610 break;
3611 }
3612 }
3613
hclge_clear_all_event_cause(struct hclge_dev * hdev)3614 static void hclge_clear_all_event_cause(struct hclge_dev *hdev)
3615 {
3616 hclge_clear_event_cause(hdev, HCLGE_VECTOR0_EVENT_RST,
3617 BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B) |
3618 BIT(HCLGE_VECTOR0_CORERESET_INT_B) |
3619 BIT(HCLGE_VECTOR0_IMPRESET_INT_B));
3620 hclge_clear_event_cause(hdev, HCLGE_VECTOR0_EVENT_MBX, 0);
3621 }
3622
hclge_enable_vector(struct hclge_misc_vector * vector,bool enable)3623 static void hclge_enable_vector(struct hclge_misc_vector *vector, bool enable)
3624 {
3625 writel(enable ? 1 : 0, vector->addr);
3626 }
3627
hclge_misc_irq_handle(int irq,void * data)3628 static irqreturn_t hclge_misc_irq_handle(int irq, void *data)
3629 {
3630 struct hclge_dev *hdev = data;
3631 unsigned long flags;
3632 u32 clearval = 0;
3633 u32 event_cause;
3634
3635 hclge_enable_vector(&hdev->misc_vector, false);
3636 event_cause = hclge_check_event_cause(hdev, &clearval);
3637
3638 /* vector 0 interrupt is shared with reset and mailbox source events. */
3639 switch (event_cause) {
3640 case HCLGE_VECTOR0_EVENT_ERR:
3641 hclge_errhand_task_schedule(hdev);
3642 break;
3643 case HCLGE_VECTOR0_EVENT_RST:
3644 hclge_reset_task_schedule(hdev);
3645 break;
3646 case HCLGE_VECTOR0_EVENT_PTP:
3647 spin_lock_irqsave(&hdev->ptp->lock, flags);
3648 hclge_ptp_clean_tx_hwts(hdev);
3649 spin_unlock_irqrestore(&hdev->ptp->lock, flags);
3650 break;
3651 case HCLGE_VECTOR0_EVENT_MBX:
3652 /* If we are here then,
3653 * 1. Either we are not handling any mbx task and we are not
3654 * scheduled as well
3655 * OR
3656 * 2. We could be handling a mbx task but nothing more is
3657 * scheduled.
3658 * In both cases, we should schedule mbx task as there are more
3659 * mbx messages reported by this interrupt.
3660 */
3661 hclge_mbx_task_schedule(hdev);
3662 break;
3663 default:
3664 dev_warn(&hdev->pdev->dev,
3665 "received unknown or unhandled event of vector0\n");
3666 break;
3667 }
3668
3669 hclge_clear_event_cause(hdev, event_cause, clearval);
3670
3671 /* Enable interrupt if it is not caused by reset event or error event */
3672 if (event_cause == HCLGE_VECTOR0_EVENT_PTP ||
3673 event_cause == HCLGE_VECTOR0_EVENT_MBX ||
3674 event_cause == HCLGE_VECTOR0_EVENT_OTHER)
3675 hclge_enable_vector(&hdev->misc_vector, true);
3676
3677 return IRQ_HANDLED;
3678 }
3679
hclge_free_vector(struct hclge_dev * hdev,int vector_id)3680 static void hclge_free_vector(struct hclge_dev *hdev, int vector_id)
3681 {
3682 if (hdev->vector_status[vector_id] == HCLGE_INVALID_VPORT) {
3683 dev_warn(&hdev->pdev->dev,
3684 "vector(vector_id %d) has been freed.\n", vector_id);
3685 return;
3686 }
3687
3688 hdev->vector_status[vector_id] = HCLGE_INVALID_VPORT;
3689 hdev->num_msi_left += 1;
3690 hdev->num_msi_used -= 1;
3691 }
3692
hclge_get_misc_vector(struct hclge_dev * hdev)3693 static void hclge_get_misc_vector(struct hclge_dev *hdev)
3694 {
3695 struct hclge_misc_vector *vector = &hdev->misc_vector;
3696
3697 vector->vector_irq = pci_irq_vector(hdev->pdev, 0);
3698
3699 vector->addr = hdev->hw.hw.io_base + HCLGE_MISC_VECTOR_REG_BASE;
3700 hdev->vector_status[0] = 0;
3701
3702 hdev->num_msi_left -= 1;
3703 hdev->num_msi_used += 1;
3704 }
3705
hclge_misc_irq_init(struct hclge_dev * hdev)3706 static int hclge_misc_irq_init(struct hclge_dev *hdev)
3707 {
3708 int ret;
3709
3710 hclge_get_misc_vector(hdev);
3711
3712 /* this would be explicitly freed in the end */
3713 snprintf(hdev->misc_vector.name, HNAE3_INT_NAME_LEN, "%s-misc-%s",
3714 HCLGE_NAME, pci_name(hdev->pdev));
3715 ret = request_irq(hdev->misc_vector.vector_irq, hclge_misc_irq_handle,
3716 0, hdev->misc_vector.name, hdev);
3717 if (ret) {
3718 hclge_free_vector(hdev, 0);
3719 dev_err(&hdev->pdev->dev, "request misc irq(%d) fail\n",
3720 hdev->misc_vector.vector_irq);
3721 }
3722
3723 return ret;
3724 }
3725
hclge_misc_irq_uninit(struct hclge_dev * hdev)3726 static void hclge_misc_irq_uninit(struct hclge_dev *hdev)
3727 {
3728 free_irq(hdev->misc_vector.vector_irq, hdev);
3729 hclge_free_vector(hdev, 0);
3730 }
3731
hclge_notify_client(struct hclge_dev * hdev,enum hnae3_reset_notify_type type)3732 int hclge_notify_client(struct hclge_dev *hdev,
3733 enum hnae3_reset_notify_type type)
3734 {
3735 struct hnae3_handle *handle = &hdev->vport[0].nic;
3736 struct hnae3_client *client = hdev->nic_client;
3737 int ret;
3738
3739 if (!test_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state) || !client)
3740 return 0;
3741
3742 if (!client->ops->reset_notify)
3743 return -EOPNOTSUPP;
3744
3745 ret = client->ops->reset_notify(handle, type);
3746 if (ret)
3747 dev_err(&hdev->pdev->dev, "notify nic client failed %d(%d)\n",
3748 type, ret);
3749
3750 return ret;
3751 }
3752
hclge_notify_roce_client(struct hclge_dev * hdev,enum hnae3_reset_notify_type type)3753 static int hclge_notify_roce_client(struct hclge_dev *hdev,
3754 enum hnae3_reset_notify_type type)
3755 {
3756 struct hnae3_handle *handle = &hdev->vport[0].roce;
3757 struct hnae3_client *client = hdev->roce_client;
3758 int ret;
3759
3760 if (!test_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state) || !client)
3761 return 0;
3762
3763 if (!client->ops->reset_notify)
3764 return -EOPNOTSUPP;
3765
3766 ret = client->ops->reset_notify(handle, type);
3767 if (ret)
3768 dev_err(&hdev->pdev->dev, "notify roce client failed %d(%d)",
3769 type, ret);
3770
3771 return ret;
3772 }
3773
hclge_reset_wait(struct hclge_dev * hdev)3774 static int hclge_reset_wait(struct hclge_dev *hdev)
3775 {
3776 #define HCLGE_RESET_WATI_MS 100
3777 #define HCLGE_RESET_WAIT_CNT 350
3778
3779 u32 val, reg, reg_bit;
3780 u32 cnt = 0;
3781
3782 switch (hdev->reset_type) {
3783 case HNAE3_IMP_RESET:
3784 reg = HCLGE_GLOBAL_RESET_REG;
3785 reg_bit = HCLGE_IMP_RESET_BIT;
3786 break;
3787 case HNAE3_GLOBAL_RESET:
3788 reg = HCLGE_GLOBAL_RESET_REG;
3789 reg_bit = HCLGE_GLOBAL_RESET_BIT;
3790 break;
3791 case HNAE3_FUNC_RESET:
3792 reg = HCLGE_FUN_RST_ING;
3793 reg_bit = HCLGE_FUN_RST_ING_B;
3794 break;
3795 default:
3796 dev_err(&hdev->pdev->dev,
3797 "Wait for unsupported reset type: %d\n",
3798 hdev->reset_type);
3799 return -EINVAL;
3800 }
3801
3802 val = hclge_read_dev(&hdev->hw, reg);
3803 while (hnae3_get_bit(val, reg_bit) && cnt < HCLGE_RESET_WAIT_CNT) {
3804 msleep(HCLGE_RESET_WATI_MS);
3805 val = hclge_read_dev(&hdev->hw, reg);
3806 cnt++;
3807 }
3808
3809 if (cnt >= HCLGE_RESET_WAIT_CNT) {
3810 dev_warn(&hdev->pdev->dev,
3811 "Wait for reset timeout: %d\n", hdev->reset_type);
3812 return -EBUSY;
3813 }
3814
3815 return 0;
3816 }
3817
hclge_set_vf_rst(struct hclge_dev * hdev,int func_id,bool reset)3818 static int hclge_set_vf_rst(struct hclge_dev *hdev, int func_id, bool reset)
3819 {
3820 struct hclge_vf_rst_cmd *req;
3821 struct hclge_desc desc;
3822
3823 req = (struct hclge_vf_rst_cmd *)desc.data;
3824 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_GBL_RST_STATUS, false);
3825 req->dest_vfid = func_id;
3826
3827 if (reset)
3828 req->vf_rst = 0x1;
3829
3830 return hclge_cmd_send(&hdev->hw, &desc, 1);
3831 }
3832
hclge_set_all_vf_rst(struct hclge_dev * hdev,bool reset)3833 static int hclge_set_all_vf_rst(struct hclge_dev *hdev, bool reset)
3834 {
3835 int i;
3836
3837 for (i = HCLGE_VF_VPORT_START_NUM; i < hdev->num_alloc_vport; i++) {
3838 struct hclge_vport *vport = &hdev->vport[i];
3839 int ret;
3840
3841 /* Send cmd to set/clear VF's FUNC_RST_ING */
3842 ret = hclge_set_vf_rst(hdev, vport->vport_id, reset);
3843 if (ret) {
3844 dev_err(&hdev->pdev->dev,
3845 "set vf(%u) rst failed %d!\n",
3846 vport->vport_id - HCLGE_VF_VPORT_START_NUM,
3847 ret);
3848 return ret;
3849 }
3850
3851 if (!reset ||
3852 !test_bit(HCLGE_VPORT_STATE_INITED, &vport->state))
3853 continue;
3854
3855 if (!test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state) &&
3856 hdev->reset_type == HNAE3_FUNC_RESET) {
3857 set_bit(HCLGE_VPORT_NEED_NOTIFY_RESET,
3858 &vport->need_notify);
3859 continue;
3860 }
3861
3862 /* Inform VF to process the reset.
3863 * hclge_inform_reset_assert_to_vf may fail if VF
3864 * driver is not loaded.
3865 */
3866 ret = hclge_inform_reset_assert_to_vf(vport);
3867 if (ret)
3868 dev_warn(&hdev->pdev->dev,
3869 "inform reset to vf(%u) failed %d!\n",
3870 vport->vport_id - HCLGE_VF_VPORT_START_NUM,
3871 ret);
3872 }
3873
3874 return 0;
3875 }
3876
hclge_mailbox_service_task(struct hclge_dev * hdev)3877 static void hclge_mailbox_service_task(struct hclge_dev *hdev)
3878 {
3879 if (!test_and_clear_bit(HCLGE_STATE_MBX_SERVICE_SCHED, &hdev->state) ||
3880 test_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state) ||
3881 test_and_set_bit(HCLGE_STATE_MBX_HANDLING, &hdev->state))
3882 return;
3883
3884 if (time_is_before_jiffies(hdev->last_mbx_scheduled +
3885 HCLGE_MBX_SCHED_TIMEOUT))
3886 dev_warn(&hdev->pdev->dev,
3887 "mbx service task is scheduled after %ums on cpu%u!\n",
3888 jiffies_to_msecs(jiffies - hdev->last_mbx_scheduled),
3889 smp_processor_id());
3890
3891 hclge_mbx_handler(hdev);
3892
3893 clear_bit(HCLGE_STATE_MBX_HANDLING, &hdev->state);
3894 }
3895
hclge_func_reset_sync_vf(struct hclge_dev * hdev)3896 static void hclge_func_reset_sync_vf(struct hclge_dev *hdev)
3897 {
3898 struct hclge_pf_rst_sync_cmd *req;
3899 struct hclge_desc desc;
3900 int cnt = 0;
3901 int ret;
3902
3903 req = (struct hclge_pf_rst_sync_cmd *)desc.data;
3904 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_VF_RST_RDY, true);
3905
3906 do {
3907 /* vf need to down netdev by mbx during PF or FLR reset */
3908 hclge_mailbox_service_task(hdev);
3909
3910 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
3911 /* for compatible with old firmware, wait
3912 * 100 ms for VF to stop IO
3913 */
3914 if (ret == -EOPNOTSUPP) {
3915 msleep(HCLGE_RESET_SYNC_TIME);
3916 return;
3917 } else if (ret) {
3918 dev_warn(&hdev->pdev->dev, "sync with VF fail %d!\n",
3919 ret);
3920 return;
3921 } else if (req->all_vf_ready) {
3922 return;
3923 }
3924 msleep(HCLGE_PF_RESET_SYNC_TIME);
3925 hclge_comm_cmd_reuse_desc(&desc, true);
3926 } while (cnt++ < HCLGE_PF_RESET_SYNC_CNT);
3927
3928 dev_warn(&hdev->pdev->dev, "sync with VF timeout!\n");
3929 }
3930
hclge_report_hw_error(struct hclge_dev * hdev,enum hnae3_hw_error_type type)3931 void hclge_report_hw_error(struct hclge_dev *hdev,
3932 enum hnae3_hw_error_type type)
3933 {
3934 struct hnae3_client *client = hdev->nic_client;
3935
3936 if (!client || !client->ops->process_hw_error ||
3937 !test_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state))
3938 return;
3939
3940 client->ops->process_hw_error(&hdev->vport[0].nic, type);
3941 }
3942
hclge_handle_imp_error(struct hclge_dev * hdev)3943 static void hclge_handle_imp_error(struct hclge_dev *hdev)
3944 {
3945 u32 reg_val;
3946
3947 reg_val = hclge_read_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG);
3948 if (reg_val & BIT(HCLGE_VECTOR0_IMP_RD_POISON_B)) {
3949 hclge_report_hw_error(hdev, HNAE3_IMP_RD_POISON_ERROR);
3950 reg_val &= ~BIT(HCLGE_VECTOR0_IMP_RD_POISON_B);
3951 hclge_write_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG, reg_val);
3952 }
3953
3954 if (reg_val & BIT(HCLGE_VECTOR0_IMP_CMDQ_ERR_B)) {
3955 hclge_report_hw_error(hdev, HNAE3_CMDQ_ECC_ERROR);
3956 reg_val &= ~BIT(HCLGE_VECTOR0_IMP_CMDQ_ERR_B);
3957 hclge_write_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG, reg_val);
3958 }
3959 }
3960
hclge_func_reset_cmd(struct hclge_dev * hdev,int func_id)3961 int hclge_func_reset_cmd(struct hclge_dev *hdev, int func_id)
3962 {
3963 struct hclge_desc desc;
3964 struct hclge_reset_cmd *req = (struct hclge_reset_cmd *)desc.data;
3965 int ret;
3966
3967 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_RST_TRIGGER, false);
3968 hnae3_set_bit(req->mac_func_reset, HCLGE_CFG_RESET_FUNC_B, 1);
3969 req->fun_reset_vfid = func_id;
3970
3971 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
3972 if (ret)
3973 dev_err(&hdev->pdev->dev,
3974 "send function reset cmd fail, status =%d\n", ret);
3975
3976 return ret;
3977 }
3978
hclge_do_reset(struct hclge_dev * hdev)3979 static void hclge_do_reset(struct hclge_dev *hdev)
3980 {
3981 struct hnae3_handle *handle = &hdev->vport[0].nic;
3982 struct pci_dev *pdev = hdev->pdev;
3983 u32 val;
3984
3985 if (hclge_get_hw_reset_stat(handle)) {
3986 dev_info(&pdev->dev, "hardware reset not finish\n");
3987 dev_info(&pdev->dev, "func_rst_reg:0x%x, global_rst_reg:0x%x\n",
3988 hclge_read_dev(&hdev->hw, HCLGE_FUN_RST_ING),
3989 hclge_read_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG));
3990 return;
3991 }
3992
3993 switch (hdev->reset_type) {
3994 case HNAE3_IMP_RESET:
3995 dev_info(&pdev->dev, "IMP reset requested\n");
3996 val = hclge_read_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG);
3997 hnae3_set_bit(val, HCLGE_TRIGGER_IMP_RESET_B, 1);
3998 hclge_write_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG, val);
3999 break;
4000 case HNAE3_GLOBAL_RESET:
4001 dev_info(&pdev->dev, "global reset requested\n");
4002 val = hclge_read_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG);
4003 hnae3_set_bit(val, HCLGE_GLOBAL_RESET_BIT, 1);
4004 hclge_write_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG, val);
4005 break;
4006 case HNAE3_FUNC_RESET:
4007 dev_info(&pdev->dev, "PF reset requested\n");
4008 /* schedule again to check later */
4009 set_bit(HNAE3_FUNC_RESET, &hdev->reset_pending);
4010 hclge_reset_task_schedule(hdev);
4011 break;
4012 default:
4013 dev_warn(&pdev->dev,
4014 "unsupported reset type: %d\n", hdev->reset_type);
4015 break;
4016 }
4017 }
4018
hclge_get_reset_level(struct hnae3_ae_dev * ae_dev,unsigned long * addr)4019 static enum hnae3_reset_type hclge_get_reset_level(struct hnae3_ae_dev *ae_dev,
4020 unsigned long *addr)
4021 {
4022 enum hnae3_reset_type rst_level = HNAE3_NONE_RESET;
4023 struct hclge_dev *hdev = ae_dev->priv;
4024
4025 /* return the highest priority reset level amongst all */
4026 if (test_bit(HNAE3_IMP_RESET, addr)) {
4027 rst_level = HNAE3_IMP_RESET;
4028 clear_bit(HNAE3_IMP_RESET, addr);
4029 clear_bit(HNAE3_GLOBAL_RESET, addr);
4030 clear_bit(HNAE3_FUNC_RESET, addr);
4031 } else if (test_bit(HNAE3_GLOBAL_RESET, addr)) {
4032 rst_level = HNAE3_GLOBAL_RESET;
4033 clear_bit(HNAE3_GLOBAL_RESET, addr);
4034 clear_bit(HNAE3_FUNC_RESET, addr);
4035 } else if (test_bit(HNAE3_FUNC_RESET, addr)) {
4036 rst_level = HNAE3_FUNC_RESET;
4037 clear_bit(HNAE3_FUNC_RESET, addr);
4038 } else if (test_bit(HNAE3_FLR_RESET, addr)) {
4039 rst_level = HNAE3_FLR_RESET;
4040 clear_bit(HNAE3_FLR_RESET, addr);
4041 }
4042
4043 if (hdev->reset_type != HNAE3_NONE_RESET &&
4044 rst_level < hdev->reset_type)
4045 return HNAE3_NONE_RESET;
4046
4047 return rst_level;
4048 }
4049
hclge_clear_reset_cause(struct hclge_dev * hdev)4050 static void hclge_clear_reset_cause(struct hclge_dev *hdev)
4051 {
4052 u32 clearval = 0;
4053
4054 switch (hdev->reset_type) {
4055 case HNAE3_IMP_RESET:
4056 clearval = BIT(HCLGE_VECTOR0_IMPRESET_INT_B);
4057 break;
4058 case HNAE3_GLOBAL_RESET:
4059 clearval = BIT(HCLGE_VECTOR0_GLOBALRESET_INT_B);
4060 break;
4061 default:
4062 break;
4063 }
4064
4065 if (!clearval)
4066 return;
4067
4068 /* For revision 0x20, the reset interrupt source
4069 * can only be cleared after hardware reset done
4070 */
4071 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
4072 hclge_write_dev(&hdev->hw, HCLGE_MISC_RESET_STS_REG,
4073 clearval);
4074
4075 hclge_enable_vector(&hdev->misc_vector, true);
4076 }
4077
hclge_reset_handshake(struct hclge_dev * hdev,bool enable)4078 static void hclge_reset_handshake(struct hclge_dev *hdev, bool enable)
4079 {
4080 u32 reg_val;
4081
4082 reg_val = hclge_read_dev(&hdev->hw, HCLGE_COMM_NIC_CSQ_DEPTH_REG);
4083 if (enable)
4084 reg_val |= HCLGE_COMM_NIC_SW_RST_RDY;
4085 else
4086 reg_val &= ~HCLGE_COMM_NIC_SW_RST_RDY;
4087
4088 hclge_write_dev(&hdev->hw, HCLGE_COMM_NIC_CSQ_DEPTH_REG, reg_val);
4089 }
4090
hclge_func_reset_notify_vf(struct hclge_dev * hdev)4091 static int hclge_func_reset_notify_vf(struct hclge_dev *hdev)
4092 {
4093 int ret;
4094
4095 ret = hclge_set_all_vf_rst(hdev, true);
4096 if (ret)
4097 return ret;
4098
4099 hclge_func_reset_sync_vf(hdev);
4100
4101 return 0;
4102 }
4103
hclge_reset_prepare_wait(struct hclge_dev * hdev)4104 static int hclge_reset_prepare_wait(struct hclge_dev *hdev)
4105 {
4106 u32 reg_val;
4107 int ret = 0;
4108
4109 switch (hdev->reset_type) {
4110 case HNAE3_FUNC_RESET:
4111 ret = hclge_func_reset_notify_vf(hdev);
4112 if (ret)
4113 return ret;
4114
4115 ret = hclge_func_reset_cmd(hdev, 0);
4116 if (ret) {
4117 dev_err(&hdev->pdev->dev,
4118 "asserting function reset fail %d!\n", ret);
4119 return ret;
4120 }
4121
4122 /* After performaning pf reset, it is not necessary to do the
4123 * mailbox handling or send any command to firmware, because
4124 * any mailbox handling or command to firmware is only valid
4125 * after hclge_comm_cmd_init is called.
4126 */
4127 set_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state);
4128 hdev->rst_stats.pf_rst_cnt++;
4129 break;
4130 case HNAE3_FLR_RESET:
4131 ret = hclge_func_reset_notify_vf(hdev);
4132 if (ret)
4133 return ret;
4134 break;
4135 case HNAE3_IMP_RESET:
4136 hclge_handle_imp_error(hdev);
4137 reg_val = hclge_read_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG);
4138 hclge_write_dev(&hdev->hw, HCLGE_PF_OTHER_INT_REG,
4139 BIT(HCLGE_VECTOR0_IMP_RESET_INT_B) | reg_val);
4140 break;
4141 default:
4142 break;
4143 }
4144
4145 /* inform hardware that preparatory work is done */
4146 msleep(HCLGE_RESET_SYNC_TIME);
4147 hclge_reset_handshake(hdev, true);
4148 dev_info(&hdev->pdev->dev, "prepare wait ok\n");
4149
4150 return ret;
4151 }
4152
hclge_show_rst_info(struct hclge_dev * hdev)4153 static void hclge_show_rst_info(struct hclge_dev *hdev)
4154 {
4155 char *buf;
4156
4157 buf = kzalloc(HCLGE_DBG_RESET_INFO_LEN, GFP_KERNEL);
4158 if (!buf)
4159 return;
4160
4161 hclge_dbg_dump_rst_info(hdev, buf, HCLGE_DBG_RESET_INFO_LEN);
4162
4163 dev_info(&hdev->pdev->dev, "dump reset info:\n%s", buf);
4164
4165 kfree(buf);
4166 }
4167
hclge_reset_err_handle(struct hclge_dev * hdev)4168 static bool hclge_reset_err_handle(struct hclge_dev *hdev)
4169 {
4170 #define MAX_RESET_FAIL_CNT 5
4171
4172 if (hdev->reset_pending) {
4173 dev_info(&hdev->pdev->dev, "Reset pending %lu\n",
4174 hdev->reset_pending);
4175 return true;
4176 } else if (hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_INT_STS) &
4177 HCLGE_RESET_INT_M) {
4178 dev_info(&hdev->pdev->dev,
4179 "reset failed because new reset interrupt\n");
4180 hclge_clear_reset_cause(hdev);
4181 return false;
4182 } else if (hdev->rst_stats.reset_fail_cnt < MAX_RESET_FAIL_CNT) {
4183 hdev->rst_stats.reset_fail_cnt++;
4184 set_bit(hdev->reset_type, &hdev->reset_pending);
4185 dev_info(&hdev->pdev->dev,
4186 "re-schedule reset task(%u)\n",
4187 hdev->rst_stats.reset_fail_cnt);
4188 return true;
4189 }
4190
4191 hclge_clear_reset_cause(hdev);
4192
4193 /* recover the handshake status when reset fail */
4194 hclge_reset_handshake(hdev, true);
4195
4196 dev_err(&hdev->pdev->dev, "Reset fail!\n");
4197
4198 hclge_show_rst_info(hdev);
4199
4200 set_bit(HCLGE_STATE_RST_FAIL, &hdev->state);
4201
4202 return false;
4203 }
4204
hclge_update_reset_level(struct hclge_dev * hdev)4205 static void hclge_update_reset_level(struct hclge_dev *hdev)
4206 {
4207 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
4208 enum hnae3_reset_type reset_level;
4209
4210 /* reset request will not be set during reset, so clear
4211 * pending reset request to avoid unnecessary reset
4212 * caused by the same reason.
4213 */
4214 hclge_get_reset_level(ae_dev, &hdev->reset_request);
4215
4216 /* if default_reset_request has a higher level reset request,
4217 * it should be handled as soon as possible. since some errors
4218 * need this kind of reset to fix.
4219 */
4220 reset_level = hclge_get_reset_level(ae_dev,
4221 &hdev->default_reset_request);
4222 if (reset_level != HNAE3_NONE_RESET)
4223 set_bit(reset_level, &hdev->reset_request);
4224 }
4225
hclge_set_rst_done(struct hclge_dev * hdev)4226 static int hclge_set_rst_done(struct hclge_dev *hdev)
4227 {
4228 struct hclge_pf_rst_done_cmd *req;
4229 struct hclge_desc desc;
4230 int ret;
4231
4232 req = (struct hclge_pf_rst_done_cmd *)desc.data;
4233 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PF_RST_DONE, false);
4234 req->pf_rst_done |= HCLGE_PF_RESET_DONE_BIT;
4235
4236 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
4237 /* To be compatible with the old firmware, which does not support
4238 * command HCLGE_OPC_PF_RST_DONE, just print a warning and
4239 * return success
4240 */
4241 if (ret == -EOPNOTSUPP) {
4242 dev_warn(&hdev->pdev->dev,
4243 "current firmware does not support command(0x%x)!\n",
4244 HCLGE_OPC_PF_RST_DONE);
4245 return 0;
4246 } else if (ret) {
4247 dev_err(&hdev->pdev->dev, "assert PF reset done fail %d!\n",
4248 ret);
4249 }
4250
4251 return ret;
4252 }
4253
hclge_reset_prepare_up(struct hclge_dev * hdev)4254 static int hclge_reset_prepare_up(struct hclge_dev *hdev)
4255 {
4256 int ret = 0;
4257
4258 switch (hdev->reset_type) {
4259 case HNAE3_FUNC_RESET:
4260 case HNAE3_FLR_RESET:
4261 ret = hclge_set_all_vf_rst(hdev, false);
4262 break;
4263 case HNAE3_GLOBAL_RESET:
4264 case HNAE3_IMP_RESET:
4265 ret = hclge_set_rst_done(hdev);
4266 break;
4267 default:
4268 break;
4269 }
4270
4271 /* clear up the handshake status after re-initialize done */
4272 hclge_reset_handshake(hdev, false);
4273
4274 return ret;
4275 }
4276
hclge_reset_stack(struct hclge_dev * hdev)4277 static int hclge_reset_stack(struct hclge_dev *hdev)
4278 {
4279 int ret;
4280
4281 ret = hclge_notify_client(hdev, HNAE3_UNINIT_CLIENT);
4282 if (ret)
4283 return ret;
4284
4285 ret = hclge_reset_ae_dev(hdev->ae_dev);
4286 if (ret)
4287 return ret;
4288
4289 return hclge_notify_client(hdev, HNAE3_INIT_CLIENT);
4290 }
4291
hclge_reset_prepare(struct hclge_dev * hdev)4292 static int hclge_reset_prepare(struct hclge_dev *hdev)
4293 {
4294 int ret;
4295
4296 hdev->rst_stats.reset_cnt++;
4297 /* perform reset of the stack & ae device for a client */
4298 ret = hclge_notify_roce_client(hdev, HNAE3_DOWN_CLIENT);
4299 if (ret)
4300 return ret;
4301
4302 rtnl_lock();
4303 ret = hclge_notify_client(hdev, HNAE3_DOWN_CLIENT);
4304 rtnl_unlock();
4305 if (ret)
4306 return ret;
4307
4308 return hclge_reset_prepare_wait(hdev);
4309 }
4310
hclge_reset_rebuild(struct hclge_dev * hdev)4311 static int hclge_reset_rebuild(struct hclge_dev *hdev)
4312 {
4313 int ret;
4314
4315 hdev->rst_stats.hw_reset_done_cnt++;
4316
4317 ret = hclge_notify_roce_client(hdev, HNAE3_UNINIT_CLIENT);
4318 if (ret)
4319 return ret;
4320
4321 rtnl_lock();
4322 ret = hclge_reset_stack(hdev);
4323 rtnl_unlock();
4324 if (ret)
4325 return ret;
4326
4327 hclge_clear_reset_cause(hdev);
4328
4329 ret = hclge_notify_roce_client(hdev, HNAE3_INIT_CLIENT);
4330 /* ignore RoCE notify error if it fails HCLGE_RESET_MAX_FAIL_CNT - 1
4331 * times
4332 */
4333 if (ret &&
4334 hdev->rst_stats.reset_fail_cnt < HCLGE_RESET_MAX_FAIL_CNT - 1)
4335 return ret;
4336
4337 ret = hclge_reset_prepare_up(hdev);
4338 if (ret)
4339 return ret;
4340
4341 rtnl_lock();
4342 ret = hclge_notify_client(hdev, HNAE3_UP_CLIENT);
4343 rtnl_unlock();
4344 if (ret)
4345 return ret;
4346
4347 ret = hclge_notify_roce_client(hdev, HNAE3_UP_CLIENT);
4348 if (ret)
4349 return ret;
4350
4351 hdev->last_reset_time = jiffies;
4352 hdev->rst_stats.reset_fail_cnt = 0;
4353 hdev->rst_stats.reset_done_cnt++;
4354 clear_bit(HCLGE_STATE_RST_FAIL, &hdev->state);
4355
4356 hclge_update_reset_level(hdev);
4357
4358 return 0;
4359 }
4360
hclge_reset(struct hclge_dev * hdev)4361 static void hclge_reset(struct hclge_dev *hdev)
4362 {
4363 if (hclge_reset_prepare(hdev))
4364 goto err_reset;
4365
4366 if (hclge_reset_wait(hdev))
4367 goto err_reset;
4368
4369 if (hclge_reset_rebuild(hdev))
4370 goto err_reset;
4371
4372 return;
4373
4374 err_reset:
4375 if (hclge_reset_err_handle(hdev))
4376 hclge_reset_task_schedule(hdev);
4377 }
4378
hclge_reset_event(struct pci_dev * pdev,struct hnae3_handle * handle)4379 static void hclge_reset_event(struct pci_dev *pdev, struct hnae3_handle *handle)
4380 {
4381 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(pdev);
4382 struct hclge_dev *hdev = ae_dev->priv;
4383
4384 /* We might end up getting called broadly because of 2 below cases:
4385 * 1. Recoverable error was conveyed through APEI and only way to bring
4386 * normalcy is to reset.
4387 * 2. A new reset request from the stack due to timeout
4388 *
4389 * check if this is a new reset request and we are not here just because
4390 * last reset attempt did not succeed and watchdog hit us again. We will
4391 * know this if last reset request did not occur very recently (watchdog
4392 * timer = 5*HZ, let us check after sufficiently large time, say 4*5*Hz)
4393 * In case of new request we reset the "reset level" to PF reset.
4394 * And if it is a repeat reset request of the most recent one then we
4395 * want to make sure we throttle the reset request. Therefore, we will
4396 * not allow it again before 3*HZ times.
4397 */
4398
4399 if (time_before(jiffies, (hdev->last_reset_time +
4400 HCLGE_RESET_INTERVAL))) {
4401 mod_timer(&hdev->reset_timer, jiffies + HCLGE_RESET_INTERVAL);
4402 return;
4403 }
4404
4405 if (hdev->default_reset_request) {
4406 hdev->reset_level =
4407 hclge_get_reset_level(ae_dev,
4408 &hdev->default_reset_request);
4409 } else if (time_after(jiffies, (hdev->last_reset_time + 4 * 5 * HZ))) {
4410 hdev->reset_level = HNAE3_FUNC_RESET;
4411 }
4412
4413 dev_info(&hdev->pdev->dev, "received reset event, reset type is %d\n",
4414 hdev->reset_level);
4415
4416 /* request reset & schedule reset task */
4417 set_bit(hdev->reset_level, &hdev->reset_request);
4418 hclge_reset_task_schedule(hdev);
4419
4420 if (hdev->reset_level < HNAE3_GLOBAL_RESET)
4421 hdev->reset_level++;
4422 }
4423
hclge_set_def_reset_request(struct hnae3_ae_dev * ae_dev,enum hnae3_reset_type rst_type)4424 static void hclge_set_def_reset_request(struct hnae3_ae_dev *ae_dev,
4425 enum hnae3_reset_type rst_type)
4426 {
4427 struct hclge_dev *hdev = ae_dev->priv;
4428
4429 set_bit(rst_type, &hdev->default_reset_request);
4430 }
4431
hclge_reset_timer(struct timer_list * t)4432 static void hclge_reset_timer(struct timer_list *t)
4433 {
4434 struct hclge_dev *hdev = from_timer(hdev, t, reset_timer);
4435
4436 /* if default_reset_request has no value, it means that this reset
4437 * request has already be handled, so just return here
4438 */
4439 if (!hdev->default_reset_request)
4440 return;
4441
4442 dev_info(&hdev->pdev->dev,
4443 "triggering reset in reset timer\n");
4444 hclge_reset_event(hdev->pdev, NULL);
4445 }
4446
hclge_reset_subtask(struct hclge_dev * hdev)4447 static void hclge_reset_subtask(struct hclge_dev *hdev)
4448 {
4449 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
4450
4451 /* check if there is any ongoing reset in the hardware. This status can
4452 * be checked from reset_pending. If there is then, we need to wait for
4453 * hardware to complete reset.
4454 * a. If we are able to figure out in reasonable time that hardware
4455 * has fully resetted then, we can proceed with driver, client
4456 * reset.
4457 * b. else, we can come back later to check this status so re-sched
4458 * now.
4459 */
4460 hdev->last_reset_time = jiffies;
4461 hdev->reset_type = hclge_get_reset_level(ae_dev, &hdev->reset_pending);
4462 if (hdev->reset_type != HNAE3_NONE_RESET)
4463 hclge_reset(hdev);
4464
4465 /* check if we got any *new* reset requests to be honored */
4466 hdev->reset_type = hclge_get_reset_level(ae_dev, &hdev->reset_request);
4467 if (hdev->reset_type != HNAE3_NONE_RESET)
4468 hclge_do_reset(hdev);
4469
4470 hdev->reset_type = HNAE3_NONE_RESET;
4471 }
4472
hclge_handle_err_reset_request(struct hclge_dev * hdev)4473 static void hclge_handle_err_reset_request(struct hclge_dev *hdev)
4474 {
4475 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
4476 enum hnae3_reset_type reset_type;
4477
4478 if (ae_dev->hw_err_reset_req) {
4479 reset_type = hclge_get_reset_level(ae_dev,
4480 &ae_dev->hw_err_reset_req);
4481 hclge_set_def_reset_request(ae_dev, reset_type);
4482 }
4483
4484 if (hdev->default_reset_request && ae_dev->ops->reset_event)
4485 ae_dev->ops->reset_event(hdev->pdev, NULL);
4486
4487 /* enable interrupt after error handling complete */
4488 hclge_enable_vector(&hdev->misc_vector, true);
4489 }
4490
hclge_handle_err_recovery(struct hclge_dev * hdev)4491 static void hclge_handle_err_recovery(struct hclge_dev *hdev)
4492 {
4493 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
4494
4495 ae_dev->hw_err_reset_req = 0;
4496
4497 if (hclge_find_error_source(hdev)) {
4498 hclge_handle_error_info_log(ae_dev);
4499 hclge_handle_mac_tnl(hdev);
4500 }
4501
4502 hclge_handle_err_reset_request(hdev);
4503 }
4504
hclge_misc_err_recovery(struct hclge_dev * hdev)4505 static void hclge_misc_err_recovery(struct hclge_dev *hdev)
4506 {
4507 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
4508 struct device *dev = &hdev->pdev->dev;
4509 u32 msix_sts_reg;
4510
4511 msix_sts_reg = hclge_read_dev(&hdev->hw, HCLGE_MISC_VECTOR_INT_STS);
4512 if (msix_sts_reg & HCLGE_VECTOR0_REG_MSIX_MASK) {
4513 if (hclge_handle_hw_msix_error
4514 (hdev, &hdev->default_reset_request))
4515 dev_info(dev, "received msix interrupt 0x%x\n",
4516 msix_sts_reg);
4517 }
4518
4519 hclge_handle_hw_ras_error(ae_dev);
4520
4521 hclge_handle_err_reset_request(hdev);
4522 }
4523
hclge_errhand_service_task(struct hclge_dev * hdev)4524 static void hclge_errhand_service_task(struct hclge_dev *hdev)
4525 {
4526 if (!test_and_clear_bit(HCLGE_STATE_ERR_SERVICE_SCHED, &hdev->state))
4527 return;
4528
4529 if (hnae3_dev_ras_imp_supported(hdev))
4530 hclge_handle_err_recovery(hdev);
4531 else
4532 hclge_misc_err_recovery(hdev);
4533 }
4534
hclge_reset_service_task(struct hclge_dev * hdev)4535 static void hclge_reset_service_task(struct hclge_dev *hdev)
4536 {
4537 if (!test_and_clear_bit(HCLGE_STATE_RST_SERVICE_SCHED, &hdev->state))
4538 return;
4539
4540 if (time_is_before_jiffies(hdev->last_rst_scheduled +
4541 HCLGE_RESET_SCHED_TIMEOUT))
4542 dev_warn(&hdev->pdev->dev,
4543 "reset service task is scheduled after %ums on cpu%u!\n",
4544 jiffies_to_msecs(jiffies - hdev->last_rst_scheduled),
4545 smp_processor_id());
4546
4547 down(&hdev->reset_sem);
4548 set_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
4549
4550 hclge_reset_subtask(hdev);
4551
4552 clear_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
4553 up(&hdev->reset_sem);
4554 }
4555
hclge_update_vport_alive(struct hclge_dev * hdev)4556 static void hclge_update_vport_alive(struct hclge_dev *hdev)
4557 {
4558 #define HCLGE_ALIVE_SECONDS_NORMAL 8
4559
4560 unsigned long alive_time = HCLGE_ALIVE_SECONDS_NORMAL * HZ;
4561 int i;
4562
4563 /* start from vport 1 for PF is always alive */
4564 for (i = 1; i < hdev->num_alloc_vport; i++) {
4565 struct hclge_vport *vport = &hdev->vport[i];
4566
4567 if (!test_bit(HCLGE_VPORT_STATE_INITED, &vport->state) ||
4568 !test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state))
4569 continue;
4570 if (time_after(jiffies, vport->last_active_jiffies +
4571 alive_time)) {
4572 clear_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state);
4573 dev_warn(&hdev->pdev->dev,
4574 "VF %u heartbeat timeout\n",
4575 i - HCLGE_VF_VPORT_START_NUM);
4576 }
4577 }
4578 }
4579
hclge_periodic_service_task(struct hclge_dev * hdev)4580 static void hclge_periodic_service_task(struct hclge_dev *hdev)
4581 {
4582 unsigned long delta = round_jiffies_relative(HZ);
4583
4584 if (test_bit(HCLGE_STATE_RST_FAIL, &hdev->state))
4585 return;
4586
4587 /* Always handle the link updating to make sure link state is
4588 * updated when it is triggered by mbx.
4589 */
4590 hclge_update_link_status(hdev);
4591 hclge_sync_mac_table(hdev);
4592 hclge_sync_promisc_mode(hdev);
4593 hclge_sync_fd_table(hdev);
4594
4595 if (time_is_after_jiffies(hdev->last_serv_processed + HZ)) {
4596 delta = jiffies - hdev->last_serv_processed;
4597
4598 if (delta < round_jiffies_relative(HZ)) {
4599 delta = round_jiffies_relative(HZ) - delta;
4600 goto out;
4601 }
4602 }
4603
4604 hdev->serv_processed_cnt++;
4605 hclge_update_vport_alive(hdev);
4606
4607 if (test_bit(HCLGE_STATE_DOWN, &hdev->state)) {
4608 hdev->last_serv_processed = jiffies;
4609 goto out;
4610 }
4611
4612 if (!(hdev->serv_processed_cnt % HCLGE_STATS_TIMER_INTERVAL))
4613 hclge_update_stats_for_all(hdev);
4614
4615 hclge_update_port_info(hdev);
4616 hclge_sync_vlan_filter(hdev);
4617
4618 if (!(hdev->serv_processed_cnt % HCLGE_ARFS_EXPIRE_INTERVAL))
4619 hclge_rfs_filter_expire(hdev);
4620
4621 hdev->last_serv_processed = jiffies;
4622
4623 out:
4624 hclge_task_schedule(hdev, delta);
4625 }
4626
hclge_ptp_service_task(struct hclge_dev * hdev)4627 static void hclge_ptp_service_task(struct hclge_dev *hdev)
4628 {
4629 unsigned long flags;
4630
4631 if (!test_bit(HCLGE_STATE_PTP_EN, &hdev->state) ||
4632 !test_bit(HCLGE_STATE_PTP_TX_HANDLING, &hdev->state) ||
4633 !time_is_before_jiffies(hdev->ptp->tx_start + HZ))
4634 return;
4635
4636 /* to prevent concurrence with the irq handler */
4637 spin_lock_irqsave(&hdev->ptp->lock, flags);
4638
4639 /* check HCLGE_STATE_PTP_TX_HANDLING here again, since the irq
4640 * handler may handle it just before spin_lock_irqsave().
4641 */
4642 if (test_bit(HCLGE_STATE_PTP_TX_HANDLING, &hdev->state))
4643 hclge_ptp_clean_tx_hwts(hdev);
4644
4645 spin_unlock_irqrestore(&hdev->ptp->lock, flags);
4646 }
4647
hclge_service_task(struct work_struct * work)4648 static void hclge_service_task(struct work_struct *work)
4649 {
4650 struct hclge_dev *hdev =
4651 container_of(work, struct hclge_dev, service_task.work);
4652
4653 hclge_errhand_service_task(hdev);
4654 hclge_reset_service_task(hdev);
4655 hclge_ptp_service_task(hdev);
4656 hclge_mailbox_service_task(hdev);
4657 hclge_periodic_service_task(hdev);
4658
4659 /* Handle error recovery, reset and mbx again in case periodical task
4660 * delays the handling by calling hclge_task_schedule() in
4661 * hclge_periodic_service_task().
4662 */
4663 hclge_errhand_service_task(hdev);
4664 hclge_reset_service_task(hdev);
4665 hclge_mailbox_service_task(hdev);
4666 }
4667
hclge_get_vport(struct hnae3_handle * handle)4668 struct hclge_vport *hclge_get_vport(struct hnae3_handle *handle)
4669 {
4670 /* VF handle has no client */
4671 if (!handle->client)
4672 return container_of(handle, struct hclge_vport, nic);
4673 else if (handle->client->type == HNAE3_CLIENT_ROCE)
4674 return container_of(handle, struct hclge_vport, roce);
4675 else
4676 return container_of(handle, struct hclge_vport, nic);
4677 }
4678
hclge_get_vector_info(struct hclge_dev * hdev,u16 idx,struct hnae3_vector_info * vector_info)4679 static void hclge_get_vector_info(struct hclge_dev *hdev, u16 idx,
4680 struct hnae3_vector_info *vector_info)
4681 {
4682 #define HCLGE_PF_MAX_VECTOR_NUM_DEV_V2 64
4683
4684 vector_info->vector = pci_irq_vector(hdev->pdev, idx);
4685
4686 /* need an extend offset to config vector >= 64 */
4687 if (idx - 1 < HCLGE_PF_MAX_VECTOR_NUM_DEV_V2)
4688 vector_info->io_addr = hdev->hw.hw.io_base +
4689 HCLGE_VECTOR_REG_BASE +
4690 (idx - 1) * HCLGE_VECTOR_REG_OFFSET;
4691 else
4692 vector_info->io_addr = hdev->hw.hw.io_base +
4693 HCLGE_VECTOR_EXT_REG_BASE +
4694 (idx - 1) / HCLGE_PF_MAX_VECTOR_NUM_DEV_V2 *
4695 HCLGE_VECTOR_REG_OFFSET_H +
4696 (idx - 1) % HCLGE_PF_MAX_VECTOR_NUM_DEV_V2 *
4697 HCLGE_VECTOR_REG_OFFSET;
4698
4699 hdev->vector_status[idx] = hdev->vport[0].vport_id;
4700 hdev->vector_irq[idx] = vector_info->vector;
4701 }
4702
hclge_get_vector(struct hnae3_handle * handle,u16 vector_num,struct hnae3_vector_info * vector_info)4703 static int hclge_get_vector(struct hnae3_handle *handle, u16 vector_num,
4704 struct hnae3_vector_info *vector_info)
4705 {
4706 struct hclge_vport *vport = hclge_get_vport(handle);
4707 struct hnae3_vector_info *vector = vector_info;
4708 struct hclge_dev *hdev = vport->back;
4709 int alloc = 0;
4710 u16 i = 0;
4711 u16 j;
4712
4713 vector_num = min_t(u16, hdev->num_nic_msi - 1, vector_num);
4714 vector_num = min(hdev->num_msi_left, vector_num);
4715
4716 for (j = 0; j < vector_num; j++) {
4717 while (++i < hdev->num_nic_msi) {
4718 if (hdev->vector_status[i] == HCLGE_INVALID_VPORT) {
4719 hclge_get_vector_info(hdev, i, vector);
4720 vector++;
4721 alloc++;
4722
4723 break;
4724 }
4725 }
4726 }
4727 hdev->num_msi_left -= alloc;
4728 hdev->num_msi_used += alloc;
4729
4730 return alloc;
4731 }
4732
hclge_get_vector_index(struct hclge_dev * hdev,int vector)4733 static int hclge_get_vector_index(struct hclge_dev *hdev, int vector)
4734 {
4735 int i;
4736
4737 for (i = 0; i < hdev->num_msi; i++)
4738 if (vector == hdev->vector_irq[i])
4739 return i;
4740
4741 return -EINVAL;
4742 }
4743
hclge_put_vector(struct hnae3_handle * handle,int vector)4744 static int hclge_put_vector(struct hnae3_handle *handle, int vector)
4745 {
4746 struct hclge_vport *vport = hclge_get_vport(handle);
4747 struct hclge_dev *hdev = vport->back;
4748 int vector_id;
4749
4750 vector_id = hclge_get_vector_index(hdev, vector);
4751 if (vector_id < 0) {
4752 dev_err(&hdev->pdev->dev,
4753 "Get vector index fail. vector = %d\n", vector);
4754 return vector_id;
4755 }
4756
4757 hclge_free_vector(hdev, vector_id);
4758
4759 return 0;
4760 }
4761
hclge_get_rss(struct hnae3_handle * handle,u32 * indir,u8 * key,u8 * hfunc)4762 static int hclge_get_rss(struct hnae3_handle *handle, u32 *indir,
4763 u8 *key, u8 *hfunc)
4764 {
4765 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
4766 struct hclge_vport *vport = hclge_get_vport(handle);
4767 struct hclge_comm_rss_cfg *rss_cfg = &vport->back->rss_cfg;
4768
4769 hclge_comm_get_rss_hash_info(rss_cfg, key, hfunc);
4770
4771 hclge_comm_get_rss_indir_tbl(rss_cfg, indir,
4772 ae_dev->dev_specs.rss_ind_tbl_size);
4773
4774 return 0;
4775 }
4776
hclge_set_rss(struct hnae3_handle * handle,const u32 * indir,const u8 * key,const u8 hfunc)4777 static int hclge_set_rss(struct hnae3_handle *handle, const u32 *indir,
4778 const u8 *key, const u8 hfunc)
4779 {
4780 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
4781 struct hclge_vport *vport = hclge_get_vport(handle);
4782 struct hclge_dev *hdev = vport->back;
4783 struct hclge_comm_rss_cfg *rss_cfg = &hdev->rss_cfg;
4784 int ret, i;
4785
4786 ret = hclge_comm_set_rss_hash_key(rss_cfg, &hdev->hw.hw, key, hfunc);
4787 if (ret) {
4788 dev_err(&hdev->pdev->dev, "invalid hfunc type %u\n", hfunc);
4789 return ret;
4790 }
4791
4792 /* Update the shadow RSS table with user specified qids */
4793 for (i = 0; i < ae_dev->dev_specs.rss_ind_tbl_size; i++)
4794 rss_cfg->rss_indirection_tbl[i] = indir[i];
4795
4796 /* Update the hardware */
4797 return hclge_comm_set_rss_indir_table(ae_dev, &hdev->hw.hw,
4798 rss_cfg->rss_indirection_tbl);
4799 }
4800
hclge_set_rss_tuple(struct hnae3_handle * handle,struct ethtool_rxnfc * nfc)4801 static int hclge_set_rss_tuple(struct hnae3_handle *handle,
4802 struct ethtool_rxnfc *nfc)
4803 {
4804 struct hclge_vport *vport = hclge_get_vport(handle);
4805 struct hclge_dev *hdev = vport->back;
4806 int ret;
4807
4808 ret = hclge_comm_set_rss_tuple(hdev->ae_dev, &hdev->hw.hw,
4809 &hdev->rss_cfg, nfc);
4810 if (ret) {
4811 dev_err(&hdev->pdev->dev,
4812 "failed to set rss tuple, ret = %d.\n", ret);
4813 return ret;
4814 }
4815
4816 return 0;
4817 }
4818
hclge_get_rss_tuple(struct hnae3_handle * handle,struct ethtool_rxnfc * nfc)4819 static int hclge_get_rss_tuple(struct hnae3_handle *handle,
4820 struct ethtool_rxnfc *nfc)
4821 {
4822 struct hclge_vport *vport = hclge_get_vport(handle);
4823 u8 tuple_sets;
4824 int ret;
4825
4826 nfc->data = 0;
4827
4828 ret = hclge_comm_get_rss_tuple(&vport->back->rss_cfg, nfc->flow_type,
4829 &tuple_sets);
4830 if (ret || !tuple_sets)
4831 return ret;
4832
4833 nfc->data = hclge_comm_convert_rss_tuple(tuple_sets);
4834
4835 return 0;
4836 }
4837
hclge_get_tc_size(struct hnae3_handle * handle)4838 static int hclge_get_tc_size(struct hnae3_handle *handle)
4839 {
4840 struct hclge_vport *vport = hclge_get_vport(handle);
4841 struct hclge_dev *hdev = vport->back;
4842
4843 return hdev->pf_rss_size_max;
4844 }
4845
hclge_init_rss_tc_mode(struct hclge_dev * hdev)4846 static int hclge_init_rss_tc_mode(struct hclge_dev *hdev)
4847 {
4848 struct hnae3_ae_dev *ae_dev = hdev->ae_dev;
4849 struct hclge_vport *vport = hdev->vport;
4850 u16 tc_offset[HCLGE_MAX_TC_NUM] = {0};
4851 u16 tc_valid[HCLGE_MAX_TC_NUM] = {0};
4852 u16 tc_size[HCLGE_MAX_TC_NUM] = {0};
4853 struct hnae3_tc_info *tc_info;
4854 u16 roundup_size;
4855 u16 rss_size;
4856 int i;
4857
4858 tc_info = &vport->nic.kinfo.tc_info;
4859 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
4860 rss_size = tc_info->tqp_count[i];
4861 tc_valid[i] = 0;
4862
4863 if (!(hdev->hw_tc_map & BIT(i)))
4864 continue;
4865
4866 /* tc_size set to hardware is the log2 of roundup power of two
4867 * of rss_size, the acutal queue size is limited by indirection
4868 * table.
4869 */
4870 if (rss_size > ae_dev->dev_specs.rss_ind_tbl_size ||
4871 rss_size == 0) {
4872 dev_err(&hdev->pdev->dev,
4873 "Configure rss tc size failed, invalid TC_SIZE = %u\n",
4874 rss_size);
4875 return -EINVAL;
4876 }
4877
4878 roundup_size = roundup_pow_of_two(rss_size);
4879 roundup_size = ilog2(roundup_size);
4880
4881 tc_valid[i] = 1;
4882 tc_size[i] = roundup_size;
4883 tc_offset[i] = tc_info->tqp_offset[i];
4884 }
4885
4886 return hclge_comm_set_rss_tc_mode(&hdev->hw.hw, tc_offset, tc_valid,
4887 tc_size);
4888 }
4889
hclge_rss_init_hw(struct hclge_dev * hdev)4890 int hclge_rss_init_hw(struct hclge_dev *hdev)
4891 {
4892 u16 *rss_indir = hdev->rss_cfg.rss_indirection_tbl;
4893 u8 *key = hdev->rss_cfg.rss_hash_key;
4894 u8 hfunc = hdev->rss_cfg.rss_algo;
4895 int ret;
4896
4897 ret = hclge_comm_set_rss_indir_table(hdev->ae_dev, &hdev->hw.hw,
4898 rss_indir);
4899 if (ret)
4900 return ret;
4901
4902 ret = hclge_comm_set_rss_algo_key(&hdev->hw.hw, hfunc, key);
4903 if (ret)
4904 return ret;
4905
4906 ret = hclge_comm_set_rss_input_tuple(&hdev->hw.hw, &hdev->rss_cfg);
4907 if (ret)
4908 return ret;
4909
4910 return hclge_init_rss_tc_mode(hdev);
4911 }
4912
hclge_bind_ring_with_vector(struct hclge_vport * vport,int vector_id,bool en,struct hnae3_ring_chain_node * ring_chain)4913 int hclge_bind_ring_with_vector(struct hclge_vport *vport,
4914 int vector_id, bool en,
4915 struct hnae3_ring_chain_node *ring_chain)
4916 {
4917 struct hclge_dev *hdev = vport->back;
4918 struct hnae3_ring_chain_node *node;
4919 struct hclge_desc desc;
4920 struct hclge_ctrl_vector_chain_cmd *req =
4921 (struct hclge_ctrl_vector_chain_cmd *)desc.data;
4922 enum hclge_comm_cmd_status status;
4923 enum hclge_opcode_type op;
4924 u16 tqp_type_and_id;
4925 int i;
4926
4927 op = en ? HCLGE_OPC_ADD_RING_TO_VECTOR : HCLGE_OPC_DEL_RING_TO_VECTOR;
4928 hclge_cmd_setup_basic_desc(&desc, op, false);
4929 req->int_vector_id_l = hnae3_get_field(vector_id,
4930 HCLGE_VECTOR_ID_L_M,
4931 HCLGE_VECTOR_ID_L_S);
4932 req->int_vector_id_h = hnae3_get_field(vector_id,
4933 HCLGE_VECTOR_ID_H_M,
4934 HCLGE_VECTOR_ID_H_S);
4935
4936 i = 0;
4937 for (node = ring_chain; node; node = node->next) {
4938 tqp_type_and_id = le16_to_cpu(req->tqp_type_and_id[i]);
4939 hnae3_set_field(tqp_type_and_id, HCLGE_INT_TYPE_M,
4940 HCLGE_INT_TYPE_S,
4941 hnae3_get_bit(node->flag, HNAE3_RING_TYPE_B));
4942 hnae3_set_field(tqp_type_and_id, HCLGE_TQP_ID_M,
4943 HCLGE_TQP_ID_S, node->tqp_index);
4944 hnae3_set_field(tqp_type_and_id, HCLGE_INT_GL_IDX_M,
4945 HCLGE_INT_GL_IDX_S,
4946 hnae3_get_field(node->int_gl_idx,
4947 HNAE3_RING_GL_IDX_M,
4948 HNAE3_RING_GL_IDX_S));
4949 req->tqp_type_and_id[i] = cpu_to_le16(tqp_type_and_id);
4950 if (++i >= HCLGE_VECTOR_ELEMENTS_PER_CMD) {
4951 req->int_cause_num = HCLGE_VECTOR_ELEMENTS_PER_CMD;
4952 req->vfid = vport->vport_id;
4953
4954 status = hclge_cmd_send(&hdev->hw, &desc, 1);
4955 if (status) {
4956 dev_err(&hdev->pdev->dev,
4957 "Map TQP fail, status is %d.\n",
4958 status);
4959 return -EIO;
4960 }
4961 i = 0;
4962
4963 hclge_cmd_setup_basic_desc(&desc,
4964 op,
4965 false);
4966 req->int_vector_id_l =
4967 hnae3_get_field(vector_id,
4968 HCLGE_VECTOR_ID_L_M,
4969 HCLGE_VECTOR_ID_L_S);
4970 req->int_vector_id_h =
4971 hnae3_get_field(vector_id,
4972 HCLGE_VECTOR_ID_H_M,
4973 HCLGE_VECTOR_ID_H_S);
4974 }
4975 }
4976
4977 if (i > 0) {
4978 req->int_cause_num = i;
4979 req->vfid = vport->vport_id;
4980 status = hclge_cmd_send(&hdev->hw, &desc, 1);
4981 if (status) {
4982 dev_err(&hdev->pdev->dev,
4983 "Map TQP fail, status is %d.\n", status);
4984 return -EIO;
4985 }
4986 }
4987
4988 return 0;
4989 }
4990
hclge_map_ring_to_vector(struct hnae3_handle * handle,int vector,struct hnae3_ring_chain_node * ring_chain)4991 static int hclge_map_ring_to_vector(struct hnae3_handle *handle, int vector,
4992 struct hnae3_ring_chain_node *ring_chain)
4993 {
4994 struct hclge_vport *vport = hclge_get_vport(handle);
4995 struct hclge_dev *hdev = vport->back;
4996 int vector_id;
4997
4998 vector_id = hclge_get_vector_index(hdev, vector);
4999 if (vector_id < 0) {
5000 dev_err(&hdev->pdev->dev,
5001 "failed to get vector index. vector=%d\n", vector);
5002 return vector_id;
5003 }
5004
5005 return hclge_bind_ring_with_vector(vport, vector_id, true, ring_chain);
5006 }
5007
hclge_unmap_ring_frm_vector(struct hnae3_handle * handle,int vector,struct hnae3_ring_chain_node * ring_chain)5008 static int hclge_unmap_ring_frm_vector(struct hnae3_handle *handle, int vector,
5009 struct hnae3_ring_chain_node *ring_chain)
5010 {
5011 struct hclge_vport *vport = hclge_get_vport(handle);
5012 struct hclge_dev *hdev = vport->back;
5013 int vector_id, ret;
5014
5015 if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
5016 return 0;
5017
5018 vector_id = hclge_get_vector_index(hdev, vector);
5019 if (vector_id < 0) {
5020 dev_err(&handle->pdev->dev,
5021 "Get vector index fail. ret =%d\n", vector_id);
5022 return vector_id;
5023 }
5024
5025 ret = hclge_bind_ring_with_vector(vport, vector_id, false, ring_chain);
5026 if (ret)
5027 dev_err(&handle->pdev->dev,
5028 "Unmap ring from vector fail. vectorid=%d, ret =%d\n",
5029 vector_id, ret);
5030
5031 return ret;
5032 }
5033
hclge_cmd_set_promisc_mode(struct hclge_dev * hdev,u8 vf_id,bool en_uc,bool en_mc,bool en_bc)5034 static int hclge_cmd_set_promisc_mode(struct hclge_dev *hdev, u8 vf_id,
5035 bool en_uc, bool en_mc, bool en_bc)
5036 {
5037 struct hclge_vport *vport = &hdev->vport[vf_id];
5038 struct hnae3_handle *handle = &vport->nic;
5039 struct hclge_promisc_cfg_cmd *req;
5040 struct hclge_desc desc;
5041 bool uc_tx_en = en_uc;
5042 u8 promisc_cfg = 0;
5043 int ret;
5044
5045 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_PROMISC_MODE, false);
5046
5047 req = (struct hclge_promisc_cfg_cmd *)desc.data;
5048 req->vf_id = vf_id;
5049
5050 if (test_bit(HNAE3_PFLAG_LIMIT_PROMISC, &handle->priv_flags))
5051 uc_tx_en = false;
5052
5053 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_UC_RX_EN, en_uc ? 1 : 0);
5054 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_MC_RX_EN, en_mc ? 1 : 0);
5055 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_BC_RX_EN, en_bc ? 1 : 0);
5056 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_UC_TX_EN, uc_tx_en ? 1 : 0);
5057 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_MC_TX_EN, en_mc ? 1 : 0);
5058 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_BC_TX_EN, en_bc ? 1 : 0);
5059 req->extend_promisc = promisc_cfg;
5060
5061 /* to be compatible with DEVICE_VERSION_V1/2 */
5062 promisc_cfg = 0;
5063 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_EN_UC, en_uc ? 1 : 0);
5064 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_EN_MC, en_mc ? 1 : 0);
5065 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_EN_BC, en_bc ? 1 : 0);
5066 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_TX_EN, 1);
5067 hnae3_set_bit(promisc_cfg, HCLGE_PROMISC_RX_EN, 1);
5068 req->promisc = promisc_cfg;
5069
5070 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5071 if (ret)
5072 dev_err(&hdev->pdev->dev,
5073 "failed to set vport %u promisc mode, ret = %d.\n",
5074 vf_id, ret);
5075
5076 return ret;
5077 }
5078
hclge_set_vport_promisc_mode(struct hclge_vport * vport,bool en_uc_pmc,bool en_mc_pmc,bool en_bc_pmc)5079 int hclge_set_vport_promisc_mode(struct hclge_vport *vport, bool en_uc_pmc,
5080 bool en_mc_pmc, bool en_bc_pmc)
5081 {
5082 return hclge_cmd_set_promisc_mode(vport->back, vport->vport_id,
5083 en_uc_pmc, en_mc_pmc, en_bc_pmc);
5084 }
5085
hclge_set_promisc_mode(struct hnae3_handle * handle,bool en_uc_pmc,bool en_mc_pmc)5086 static int hclge_set_promisc_mode(struct hnae3_handle *handle, bool en_uc_pmc,
5087 bool en_mc_pmc)
5088 {
5089 struct hclge_vport *vport = hclge_get_vport(handle);
5090 struct hclge_dev *hdev = vport->back;
5091 bool en_bc_pmc = true;
5092
5093 /* For device whose version below V2, if broadcast promisc enabled,
5094 * vlan filter is always bypassed. So broadcast promisc should be
5095 * disabled until user enable promisc mode
5096 */
5097 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
5098 en_bc_pmc = handle->netdev_flags & HNAE3_BPE ? true : false;
5099
5100 return hclge_set_vport_promisc_mode(vport, en_uc_pmc, en_mc_pmc,
5101 en_bc_pmc);
5102 }
5103
hclge_request_update_promisc_mode(struct hnae3_handle * handle)5104 static void hclge_request_update_promisc_mode(struct hnae3_handle *handle)
5105 {
5106 struct hclge_vport *vport = hclge_get_vport(handle);
5107
5108 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
5109 }
5110
hclge_sync_fd_state(struct hclge_dev * hdev)5111 static void hclge_sync_fd_state(struct hclge_dev *hdev)
5112 {
5113 if (hlist_empty(&hdev->fd_rule_list))
5114 hdev->fd_active_type = HCLGE_FD_RULE_NONE;
5115 }
5116
hclge_fd_inc_rule_cnt(struct hclge_dev * hdev,u16 location)5117 static void hclge_fd_inc_rule_cnt(struct hclge_dev *hdev, u16 location)
5118 {
5119 if (!test_bit(location, hdev->fd_bmap)) {
5120 set_bit(location, hdev->fd_bmap);
5121 hdev->hclge_fd_rule_num++;
5122 }
5123 }
5124
hclge_fd_dec_rule_cnt(struct hclge_dev * hdev,u16 location)5125 static void hclge_fd_dec_rule_cnt(struct hclge_dev *hdev, u16 location)
5126 {
5127 if (test_bit(location, hdev->fd_bmap)) {
5128 clear_bit(location, hdev->fd_bmap);
5129 hdev->hclge_fd_rule_num--;
5130 }
5131 }
5132
hclge_fd_free_node(struct hclge_dev * hdev,struct hclge_fd_rule * rule)5133 static void hclge_fd_free_node(struct hclge_dev *hdev,
5134 struct hclge_fd_rule *rule)
5135 {
5136 hlist_del(&rule->rule_node);
5137 kfree(rule);
5138 hclge_sync_fd_state(hdev);
5139 }
5140
hclge_update_fd_rule_node(struct hclge_dev * hdev,struct hclge_fd_rule * old_rule,struct hclge_fd_rule * new_rule,enum HCLGE_FD_NODE_STATE state)5141 static void hclge_update_fd_rule_node(struct hclge_dev *hdev,
5142 struct hclge_fd_rule *old_rule,
5143 struct hclge_fd_rule *new_rule,
5144 enum HCLGE_FD_NODE_STATE state)
5145 {
5146 switch (state) {
5147 case HCLGE_FD_TO_ADD:
5148 case HCLGE_FD_ACTIVE:
5149 /* 1) if the new state is TO_ADD, just replace the old rule
5150 * with the same location, no matter its state, because the
5151 * new rule will be configured to the hardware.
5152 * 2) if the new state is ACTIVE, it means the new rule
5153 * has been configured to the hardware, so just replace
5154 * the old rule node with the same location.
5155 * 3) for it doesn't add a new node to the list, so it's
5156 * unnecessary to update the rule number and fd_bmap.
5157 */
5158 new_rule->rule_node.next = old_rule->rule_node.next;
5159 new_rule->rule_node.pprev = old_rule->rule_node.pprev;
5160 memcpy(old_rule, new_rule, sizeof(*old_rule));
5161 kfree(new_rule);
5162 break;
5163 case HCLGE_FD_DELETED:
5164 hclge_fd_dec_rule_cnt(hdev, old_rule->location);
5165 hclge_fd_free_node(hdev, old_rule);
5166 break;
5167 case HCLGE_FD_TO_DEL:
5168 /* if new request is TO_DEL, and old rule is existent
5169 * 1) the state of old rule is TO_DEL, we need do nothing,
5170 * because we delete rule by location, other rule content
5171 * is unncessary.
5172 * 2) the state of old rule is ACTIVE, we need to change its
5173 * state to TO_DEL, so the rule will be deleted when periodic
5174 * task being scheduled.
5175 * 3) the state of old rule is TO_ADD, it means the rule hasn't
5176 * been added to hardware, so we just delete the rule node from
5177 * fd_rule_list directly.
5178 */
5179 if (old_rule->state == HCLGE_FD_TO_ADD) {
5180 hclge_fd_dec_rule_cnt(hdev, old_rule->location);
5181 hclge_fd_free_node(hdev, old_rule);
5182 return;
5183 }
5184 old_rule->state = HCLGE_FD_TO_DEL;
5185 break;
5186 }
5187 }
5188
hclge_find_fd_rule(struct hlist_head * hlist,u16 location,struct hclge_fd_rule ** parent)5189 static struct hclge_fd_rule *hclge_find_fd_rule(struct hlist_head *hlist,
5190 u16 location,
5191 struct hclge_fd_rule **parent)
5192 {
5193 struct hclge_fd_rule *rule;
5194 struct hlist_node *node;
5195
5196 hlist_for_each_entry_safe(rule, node, hlist, rule_node) {
5197 if (rule->location == location)
5198 return rule;
5199 else if (rule->location > location)
5200 return NULL;
5201 /* record the parent node, use to keep the nodes in fd_rule_list
5202 * in ascend order.
5203 */
5204 *parent = rule;
5205 }
5206
5207 return NULL;
5208 }
5209
5210 /* insert fd rule node in ascend order according to rule->location */
hclge_fd_insert_rule_node(struct hlist_head * hlist,struct hclge_fd_rule * rule,struct hclge_fd_rule * parent)5211 static void hclge_fd_insert_rule_node(struct hlist_head *hlist,
5212 struct hclge_fd_rule *rule,
5213 struct hclge_fd_rule *parent)
5214 {
5215 INIT_HLIST_NODE(&rule->rule_node);
5216
5217 if (parent)
5218 hlist_add_behind(&rule->rule_node, &parent->rule_node);
5219 else
5220 hlist_add_head(&rule->rule_node, hlist);
5221 }
5222
hclge_fd_set_user_def_cmd(struct hclge_dev * hdev,struct hclge_fd_user_def_cfg * cfg)5223 static int hclge_fd_set_user_def_cmd(struct hclge_dev *hdev,
5224 struct hclge_fd_user_def_cfg *cfg)
5225 {
5226 struct hclge_fd_user_def_cfg_cmd *req;
5227 struct hclge_desc desc;
5228 u16 data = 0;
5229 int ret;
5230
5231 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_USER_DEF_OP, false);
5232
5233 req = (struct hclge_fd_user_def_cfg_cmd *)desc.data;
5234
5235 hnae3_set_bit(data, HCLGE_FD_USER_DEF_EN_B, cfg[0].ref_cnt > 0);
5236 hnae3_set_field(data, HCLGE_FD_USER_DEF_OFT_M,
5237 HCLGE_FD_USER_DEF_OFT_S, cfg[0].offset);
5238 req->ol2_cfg = cpu_to_le16(data);
5239
5240 data = 0;
5241 hnae3_set_bit(data, HCLGE_FD_USER_DEF_EN_B, cfg[1].ref_cnt > 0);
5242 hnae3_set_field(data, HCLGE_FD_USER_DEF_OFT_M,
5243 HCLGE_FD_USER_DEF_OFT_S, cfg[1].offset);
5244 req->ol3_cfg = cpu_to_le16(data);
5245
5246 data = 0;
5247 hnae3_set_bit(data, HCLGE_FD_USER_DEF_EN_B, cfg[2].ref_cnt > 0);
5248 hnae3_set_field(data, HCLGE_FD_USER_DEF_OFT_M,
5249 HCLGE_FD_USER_DEF_OFT_S, cfg[2].offset);
5250 req->ol4_cfg = cpu_to_le16(data);
5251
5252 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5253 if (ret)
5254 dev_err(&hdev->pdev->dev,
5255 "failed to set fd user def data, ret= %d\n", ret);
5256 return ret;
5257 }
5258
hclge_sync_fd_user_def_cfg(struct hclge_dev * hdev,bool locked)5259 static void hclge_sync_fd_user_def_cfg(struct hclge_dev *hdev, bool locked)
5260 {
5261 int ret;
5262
5263 if (!test_and_clear_bit(HCLGE_STATE_FD_USER_DEF_CHANGED, &hdev->state))
5264 return;
5265
5266 if (!locked)
5267 spin_lock_bh(&hdev->fd_rule_lock);
5268
5269 ret = hclge_fd_set_user_def_cmd(hdev, hdev->fd_cfg.user_def_cfg);
5270 if (ret)
5271 set_bit(HCLGE_STATE_FD_USER_DEF_CHANGED, &hdev->state);
5272
5273 if (!locked)
5274 spin_unlock_bh(&hdev->fd_rule_lock);
5275 }
5276
hclge_fd_check_user_def_refcnt(struct hclge_dev * hdev,struct hclge_fd_rule * rule)5277 static int hclge_fd_check_user_def_refcnt(struct hclge_dev *hdev,
5278 struct hclge_fd_rule *rule)
5279 {
5280 struct hlist_head *hlist = &hdev->fd_rule_list;
5281 struct hclge_fd_rule *fd_rule, *parent = NULL;
5282 struct hclge_fd_user_def_info *info, *old_info;
5283 struct hclge_fd_user_def_cfg *cfg;
5284
5285 if (!rule || rule->rule_type != HCLGE_FD_EP_ACTIVE ||
5286 rule->ep.user_def.layer == HCLGE_FD_USER_DEF_NONE)
5287 return 0;
5288
5289 /* for valid layer is start from 1, so need minus 1 to get the cfg */
5290 cfg = &hdev->fd_cfg.user_def_cfg[rule->ep.user_def.layer - 1];
5291 info = &rule->ep.user_def;
5292
5293 if (!cfg->ref_cnt || cfg->offset == info->offset)
5294 return 0;
5295
5296 if (cfg->ref_cnt > 1)
5297 goto error;
5298
5299 fd_rule = hclge_find_fd_rule(hlist, rule->location, &parent);
5300 if (fd_rule) {
5301 old_info = &fd_rule->ep.user_def;
5302 if (info->layer == old_info->layer)
5303 return 0;
5304 }
5305
5306 error:
5307 dev_err(&hdev->pdev->dev,
5308 "No available offset for layer%d fd rule, each layer only support one user def offset.\n",
5309 info->layer + 1);
5310 return -ENOSPC;
5311 }
5312
hclge_fd_inc_user_def_refcnt(struct hclge_dev * hdev,struct hclge_fd_rule * rule)5313 static void hclge_fd_inc_user_def_refcnt(struct hclge_dev *hdev,
5314 struct hclge_fd_rule *rule)
5315 {
5316 struct hclge_fd_user_def_cfg *cfg;
5317
5318 if (!rule || rule->rule_type != HCLGE_FD_EP_ACTIVE ||
5319 rule->ep.user_def.layer == HCLGE_FD_USER_DEF_NONE)
5320 return;
5321
5322 cfg = &hdev->fd_cfg.user_def_cfg[rule->ep.user_def.layer - 1];
5323 if (!cfg->ref_cnt) {
5324 cfg->offset = rule->ep.user_def.offset;
5325 set_bit(HCLGE_STATE_FD_USER_DEF_CHANGED, &hdev->state);
5326 }
5327 cfg->ref_cnt++;
5328 }
5329
hclge_fd_dec_user_def_refcnt(struct hclge_dev * hdev,struct hclge_fd_rule * rule)5330 static void hclge_fd_dec_user_def_refcnt(struct hclge_dev *hdev,
5331 struct hclge_fd_rule *rule)
5332 {
5333 struct hclge_fd_user_def_cfg *cfg;
5334
5335 if (!rule || rule->rule_type != HCLGE_FD_EP_ACTIVE ||
5336 rule->ep.user_def.layer == HCLGE_FD_USER_DEF_NONE)
5337 return;
5338
5339 cfg = &hdev->fd_cfg.user_def_cfg[rule->ep.user_def.layer - 1];
5340 if (!cfg->ref_cnt)
5341 return;
5342
5343 cfg->ref_cnt--;
5344 if (!cfg->ref_cnt) {
5345 cfg->offset = 0;
5346 set_bit(HCLGE_STATE_FD_USER_DEF_CHANGED, &hdev->state);
5347 }
5348 }
5349
hclge_update_fd_list(struct hclge_dev * hdev,enum HCLGE_FD_NODE_STATE state,u16 location,struct hclge_fd_rule * new_rule)5350 static void hclge_update_fd_list(struct hclge_dev *hdev,
5351 enum HCLGE_FD_NODE_STATE state, u16 location,
5352 struct hclge_fd_rule *new_rule)
5353 {
5354 struct hlist_head *hlist = &hdev->fd_rule_list;
5355 struct hclge_fd_rule *fd_rule, *parent = NULL;
5356
5357 fd_rule = hclge_find_fd_rule(hlist, location, &parent);
5358 if (fd_rule) {
5359 hclge_fd_dec_user_def_refcnt(hdev, fd_rule);
5360 if (state == HCLGE_FD_ACTIVE)
5361 hclge_fd_inc_user_def_refcnt(hdev, new_rule);
5362 hclge_sync_fd_user_def_cfg(hdev, true);
5363
5364 hclge_update_fd_rule_node(hdev, fd_rule, new_rule, state);
5365 return;
5366 }
5367
5368 /* it's unlikely to fail here, because we have checked the rule
5369 * exist before.
5370 */
5371 if (unlikely(state == HCLGE_FD_TO_DEL || state == HCLGE_FD_DELETED)) {
5372 dev_warn(&hdev->pdev->dev,
5373 "failed to delete fd rule %u, it's inexistent\n",
5374 location);
5375 return;
5376 }
5377
5378 hclge_fd_inc_user_def_refcnt(hdev, new_rule);
5379 hclge_sync_fd_user_def_cfg(hdev, true);
5380
5381 hclge_fd_insert_rule_node(hlist, new_rule, parent);
5382 hclge_fd_inc_rule_cnt(hdev, new_rule->location);
5383
5384 if (state == HCLGE_FD_TO_ADD) {
5385 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
5386 hclge_task_schedule(hdev, 0);
5387 }
5388 }
5389
hclge_get_fd_mode(struct hclge_dev * hdev,u8 * fd_mode)5390 static int hclge_get_fd_mode(struct hclge_dev *hdev, u8 *fd_mode)
5391 {
5392 struct hclge_get_fd_mode_cmd *req;
5393 struct hclge_desc desc;
5394 int ret;
5395
5396 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_MODE_CTRL, true);
5397
5398 req = (struct hclge_get_fd_mode_cmd *)desc.data;
5399
5400 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5401 if (ret) {
5402 dev_err(&hdev->pdev->dev, "get fd mode fail, ret=%d\n", ret);
5403 return ret;
5404 }
5405
5406 *fd_mode = req->mode;
5407
5408 return ret;
5409 }
5410
hclge_get_fd_allocation(struct hclge_dev * hdev,u32 * stage1_entry_num,u32 * stage2_entry_num,u16 * stage1_counter_num,u16 * stage2_counter_num)5411 static int hclge_get_fd_allocation(struct hclge_dev *hdev,
5412 u32 *stage1_entry_num,
5413 u32 *stage2_entry_num,
5414 u16 *stage1_counter_num,
5415 u16 *stage2_counter_num)
5416 {
5417 struct hclge_get_fd_allocation_cmd *req;
5418 struct hclge_desc desc;
5419 int ret;
5420
5421 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_GET_ALLOCATION, true);
5422
5423 req = (struct hclge_get_fd_allocation_cmd *)desc.data;
5424
5425 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5426 if (ret) {
5427 dev_err(&hdev->pdev->dev, "query fd allocation fail, ret=%d\n",
5428 ret);
5429 return ret;
5430 }
5431
5432 *stage1_entry_num = le32_to_cpu(req->stage1_entry_num);
5433 *stage2_entry_num = le32_to_cpu(req->stage2_entry_num);
5434 *stage1_counter_num = le16_to_cpu(req->stage1_counter_num);
5435 *stage2_counter_num = le16_to_cpu(req->stage2_counter_num);
5436
5437 return ret;
5438 }
5439
hclge_set_fd_key_config(struct hclge_dev * hdev,enum HCLGE_FD_STAGE stage_num)5440 static int hclge_set_fd_key_config(struct hclge_dev *hdev,
5441 enum HCLGE_FD_STAGE stage_num)
5442 {
5443 struct hclge_set_fd_key_config_cmd *req;
5444 struct hclge_fd_key_cfg *stage;
5445 struct hclge_desc desc;
5446 int ret;
5447
5448 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_KEY_CONFIG, false);
5449
5450 req = (struct hclge_set_fd_key_config_cmd *)desc.data;
5451 stage = &hdev->fd_cfg.key_cfg[stage_num];
5452 req->stage = stage_num;
5453 req->key_select = stage->key_sel;
5454 req->inner_sipv6_word_en = stage->inner_sipv6_word_en;
5455 req->inner_dipv6_word_en = stage->inner_dipv6_word_en;
5456 req->outer_sipv6_word_en = stage->outer_sipv6_word_en;
5457 req->outer_dipv6_word_en = stage->outer_dipv6_word_en;
5458 req->tuple_mask = cpu_to_le32(~stage->tuple_active);
5459 req->meta_data_mask = cpu_to_le32(~stage->meta_data_active);
5460
5461 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5462 if (ret)
5463 dev_err(&hdev->pdev->dev, "set fd key fail, ret=%d\n", ret);
5464
5465 return ret;
5466 }
5467
hclge_fd_disable_user_def(struct hclge_dev * hdev)5468 static void hclge_fd_disable_user_def(struct hclge_dev *hdev)
5469 {
5470 struct hclge_fd_user_def_cfg *cfg = hdev->fd_cfg.user_def_cfg;
5471
5472 spin_lock_bh(&hdev->fd_rule_lock);
5473 memset(cfg, 0, sizeof(hdev->fd_cfg.user_def_cfg));
5474 spin_unlock_bh(&hdev->fd_rule_lock);
5475
5476 hclge_fd_set_user_def_cmd(hdev, cfg);
5477 }
5478
hclge_init_fd_config(struct hclge_dev * hdev)5479 static int hclge_init_fd_config(struct hclge_dev *hdev)
5480 {
5481 #define LOW_2_WORDS 0x03
5482 struct hclge_fd_key_cfg *key_cfg;
5483 int ret;
5484
5485 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
5486 return 0;
5487
5488 ret = hclge_get_fd_mode(hdev, &hdev->fd_cfg.fd_mode);
5489 if (ret)
5490 return ret;
5491
5492 switch (hdev->fd_cfg.fd_mode) {
5493 case HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1:
5494 hdev->fd_cfg.max_key_length = MAX_KEY_LENGTH;
5495 break;
5496 case HCLGE_FD_MODE_DEPTH_4K_WIDTH_200B_STAGE_1:
5497 hdev->fd_cfg.max_key_length = MAX_KEY_LENGTH / 2;
5498 break;
5499 default:
5500 dev_err(&hdev->pdev->dev,
5501 "Unsupported flow director mode %u\n",
5502 hdev->fd_cfg.fd_mode);
5503 return -EOPNOTSUPP;
5504 }
5505
5506 key_cfg = &hdev->fd_cfg.key_cfg[HCLGE_FD_STAGE_1];
5507 key_cfg->key_sel = HCLGE_FD_KEY_BASE_ON_TUPLE;
5508 key_cfg->inner_sipv6_word_en = LOW_2_WORDS;
5509 key_cfg->inner_dipv6_word_en = LOW_2_WORDS;
5510 key_cfg->outer_sipv6_word_en = 0;
5511 key_cfg->outer_dipv6_word_en = 0;
5512
5513 key_cfg->tuple_active = BIT(INNER_VLAN_TAG_FST) | BIT(INNER_ETH_TYPE) |
5514 BIT(INNER_IP_PROTO) | BIT(INNER_IP_TOS) |
5515 BIT(INNER_SRC_IP) | BIT(INNER_DST_IP) |
5516 BIT(INNER_SRC_PORT) | BIT(INNER_DST_PORT);
5517
5518 /* If use max 400bit key, we can support tuples for ether type */
5519 if (hdev->fd_cfg.fd_mode == HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1) {
5520 key_cfg->tuple_active |=
5521 BIT(INNER_DST_MAC) | BIT(INNER_SRC_MAC);
5522 if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3)
5523 key_cfg->tuple_active |= HCLGE_FD_TUPLE_USER_DEF_TUPLES;
5524 }
5525
5526 /* roce_type is used to filter roce frames
5527 * dst_vport is used to specify the rule
5528 */
5529 key_cfg->meta_data_active = BIT(ROCE_TYPE) | BIT(DST_VPORT);
5530
5531 ret = hclge_get_fd_allocation(hdev,
5532 &hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1],
5533 &hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_2],
5534 &hdev->fd_cfg.cnt_num[HCLGE_FD_STAGE_1],
5535 &hdev->fd_cfg.cnt_num[HCLGE_FD_STAGE_2]);
5536 if (ret)
5537 return ret;
5538
5539 return hclge_set_fd_key_config(hdev, HCLGE_FD_STAGE_1);
5540 }
5541
hclge_fd_tcam_config(struct hclge_dev * hdev,u8 stage,bool sel_x,int loc,u8 * key,bool is_add)5542 static int hclge_fd_tcam_config(struct hclge_dev *hdev, u8 stage, bool sel_x,
5543 int loc, u8 *key, bool is_add)
5544 {
5545 struct hclge_fd_tcam_config_1_cmd *req1;
5546 struct hclge_fd_tcam_config_2_cmd *req2;
5547 struct hclge_fd_tcam_config_3_cmd *req3;
5548 struct hclge_desc desc[3];
5549 int ret;
5550
5551 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_FD_TCAM_OP, false);
5552 desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
5553 hclge_cmd_setup_basic_desc(&desc[1], HCLGE_OPC_FD_TCAM_OP, false);
5554 desc[1].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
5555 hclge_cmd_setup_basic_desc(&desc[2], HCLGE_OPC_FD_TCAM_OP, false);
5556
5557 req1 = (struct hclge_fd_tcam_config_1_cmd *)desc[0].data;
5558 req2 = (struct hclge_fd_tcam_config_2_cmd *)desc[1].data;
5559 req3 = (struct hclge_fd_tcam_config_3_cmd *)desc[2].data;
5560
5561 req1->stage = stage;
5562 req1->xy_sel = sel_x ? 1 : 0;
5563 hnae3_set_bit(req1->port_info, HCLGE_FD_EPORT_SW_EN_B, 0);
5564 req1->index = cpu_to_le32(loc);
5565 req1->entry_vld = sel_x ? is_add : 0;
5566
5567 if (key) {
5568 memcpy(req1->tcam_data, &key[0], sizeof(req1->tcam_data));
5569 memcpy(req2->tcam_data, &key[sizeof(req1->tcam_data)],
5570 sizeof(req2->tcam_data));
5571 memcpy(req3->tcam_data, &key[sizeof(req1->tcam_data) +
5572 sizeof(req2->tcam_data)], sizeof(req3->tcam_data));
5573 }
5574
5575 ret = hclge_cmd_send(&hdev->hw, desc, 3);
5576 if (ret)
5577 dev_err(&hdev->pdev->dev,
5578 "config tcam key fail, ret=%d\n",
5579 ret);
5580
5581 return ret;
5582 }
5583
hclge_fd_ad_config(struct hclge_dev * hdev,u8 stage,int loc,struct hclge_fd_ad_data * action)5584 static int hclge_fd_ad_config(struct hclge_dev *hdev, u8 stage, int loc,
5585 struct hclge_fd_ad_data *action)
5586 {
5587 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(hdev->pdev);
5588 struct hclge_fd_ad_config_cmd *req;
5589 struct hclge_desc desc;
5590 u64 ad_data = 0;
5591 int ret;
5592
5593 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_FD_AD_OP, false);
5594
5595 req = (struct hclge_fd_ad_config_cmd *)desc.data;
5596 req->index = cpu_to_le32(loc);
5597 req->stage = stage;
5598
5599 hnae3_set_bit(ad_data, HCLGE_FD_AD_WR_RULE_ID_B,
5600 action->write_rule_id_to_bd);
5601 hnae3_set_field(ad_data, HCLGE_FD_AD_RULE_ID_M, HCLGE_FD_AD_RULE_ID_S,
5602 action->rule_id);
5603 if (test_bit(HNAE3_DEV_SUPPORT_FD_FORWARD_TC_B, ae_dev->caps)) {
5604 hnae3_set_bit(ad_data, HCLGE_FD_AD_TC_OVRD_B,
5605 action->override_tc);
5606 hnae3_set_field(ad_data, HCLGE_FD_AD_TC_SIZE_M,
5607 HCLGE_FD_AD_TC_SIZE_S, (u32)action->tc_size);
5608 }
5609 ad_data <<= 32;
5610 hnae3_set_bit(ad_data, HCLGE_FD_AD_DROP_B, action->drop_packet);
5611 hnae3_set_bit(ad_data, HCLGE_FD_AD_DIRECT_QID_B,
5612 action->forward_to_direct_queue);
5613 hnae3_set_field(ad_data, HCLGE_FD_AD_QID_M, HCLGE_FD_AD_QID_S,
5614 action->queue_id);
5615 hnae3_set_bit(ad_data, HCLGE_FD_AD_USE_COUNTER_B, action->use_counter);
5616 hnae3_set_field(ad_data, HCLGE_FD_AD_COUNTER_NUM_M,
5617 HCLGE_FD_AD_COUNTER_NUM_S, action->counter_id);
5618 hnae3_set_bit(ad_data, HCLGE_FD_AD_NXT_STEP_B, action->use_next_stage);
5619 hnae3_set_field(ad_data, HCLGE_FD_AD_NXT_KEY_M, HCLGE_FD_AD_NXT_KEY_S,
5620 action->counter_id);
5621
5622 req->ad_data = cpu_to_le64(ad_data);
5623 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
5624 if (ret)
5625 dev_err(&hdev->pdev->dev, "fd ad config fail, ret=%d\n", ret);
5626
5627 return ret;
5628 }
5629
hclge_fd_convert_tuple(u32 tuple_bit,u8 * key_x,u8 * key_y,struct hclge_fd_rule * rule)5630 static bool hclge_fd_convert_tuple(u32 tuple_bit, u8 *key_x, u8 *key_y,
5631 struct hclge_fd_rule *rule)
5632 {
5633 int offset, moffset, ip_offset;
5634 enum HCLGE_FD_KEY_OPT key_opt;
5635 u16 tmp_x_s, tmp_y_s;
5636 u32 tmp_x_l, tmp_y_l;
5637 u8 *p = (u8 *)rule;
5638 int i;
5639
5640 if (rule->unused_tuple & BIT(tuple_bit))
5641 return true;
5642
5643 key_opt = tuple_key_info[tuple_bit].key_opt;
5644 offset = tuple_key_info[tuple_bit].offset;
5645 moffset = tuple_key_info[tuple_bit].moffset;
5646
5647 switch (key_opt) {
5648 case KEY_OPT_U8:
5649 calc_x(*key_x, p[offset], p[moffset]);
5650 calc_y(*key_y, p[offset], p[moffset]);
5651
5652 return true;
5653 case KEY_OPT_LE16:
5654 calc_x(tmp_x_s, *(u16 *)(&p[offset]), *(u16 *)(&p[moffset]));
5655 calc_y(tmp_y_s, *(u16 *)(&p[offset]), *(u16 *)(&p[moffset]));
5656 *(__le16 *)key_x = cpu_to_le16(tmp_x_s);
5657 *(__le16 *)key_y = cpu_to_le16(tmp_y_s);
5658
5659 return true;
5660 case KEY_OPT_LE32:
5661 calc_x(tmp_x_l, *(u32 *)(&p[offset]), *(u32 *)(&p[moffset]));
5662 calc_y(tmp_y_l, *(u32 *)(&p[offset]), *(u32 *)(&p[moffset]));
5663 *(__le32 *)key_x = cpu_to_le32(tmp_x_l);
5664 *(__le32 *)key_y = cpu_to_le32(tmp_y_l);
5665
5666 return true;
5667 case KEY_OPT_MAC:
5668 for (i = 0; i < ETH_ALEN; i++) {
5669 calc_x(key_x[ETH_ALEN - 1 - i], p[offset + i],
5670 p[moffset + i]);
5671 calc_y(key_y[ETH_ALEN - 1 - i], p[offset + i],
5672 p[moffset + i]);
5673 }
5674
5675 return true;
5676 case KEY_OPT_IP:
5677 ip_offset = IPV4_INDEX * sizeof(u32);
5678 calc_x(tmp_x_l, *(u32 *)(&p[offset + ip_offset]),
5679 *(u32 *)(&p[moffset + ip_offset]));
5680 calc_y(tmp_y_l, *(u32 *)(&p[offset + ip_offset]),
5681 *(u32 *)(&p[moffset + ip_offset]));
5682 *(__le32 *)key_x = cpu_to_le32(tmp_x_l);
5683 *(__le32 *)key_y = cpu_to_le32(tmp_y_l);
5684
5685 return true;
5686 default:
5687 return false;
5688 }
5689 }
5690
hclge_get_port_number(enum HLCGE_PORT_TYPE port_type,u8 pf_id,u8 vf_id,u8 network_port_id)5691 static u32 hclge_get_port_number(enum HLCGE_PORT_TYPE port_type, u8 pf_id,
5692 u8 vf_id, u8 network_port_id)
5693 {
5694 u32 port_number = 0;
5695
5696 if (port_type == HOST_PORT) {
5697 hnae3_set_field(port_number, HCLGE_PF_ID_M, HCLGE_PF_ID_S,
5698 pf_id);
5699 hnae3_set_field(port_number, HCLGE_VF_ID_M, HCLGE_VF_ID_S,
5700 vf_id);
5701 hnae3_set_bit(port_number, HCLGE_PORT_TYPE_B, HOST_PORT);
5702 } else {
5703 hnae3_set_field(port_number, HCLGE_NETWORK_PORT_ID_M,
5704 HCLGE_NETWORK_PORT_ID_S, network_port_id);
5705 hnae3_set_bit(port_number, HCLGE_PORT_TYPE_B, NETWORK_PORT);
5706 }
5707
5708 return port_number;
5709 }
5710
hclge_fd_convert_meta_data(struct hclge_fd_key_cfg * key_cfg,__le32 * key_x,__le32 * key_y,struct hclge_fd_rule * rule)5711 static void hclge_fd_convert_meta_data(struct hclge_fd_key_cfg *key_cfg,
5712 __le32 *key_x, __le32 *key_y,
5713 struct hclge_fd_rule *rule)
5714 {
5715 u32 tuple_bit, meta_data = 0, tmp_x, tmp_y, port_number;
5716 u8 cur_pos = 0, tuple_size, shift_bits;
5717 unsigned int i;
5718
5719 for (i = 0; i < MAX_META_DATA; i++) {
5720 tuple_size = meta_data_key_info[i].key_length;
5721 tuple_bit = key_cfg->meta_data_active & BIT(i);
5722
5723 switch (tuple_bit) {
5724 case BIT(ROCE_TYPE):
5725 hnae3_set_bit(meta_data, cur_pos, NIC_PACKET);
5726 cur_pos += tuple_size;
5727 break;
5728 case BIT(DST_VPORT):
5729 port_number = hclge_get_port_number(HOST_PORT, 0,
5730 rule->vf_id, 0);
5731 hnae3_set_field(meta_data,
5732 GENMASK(cur_pos + tuple_size, cur_pos),
5733 cur_pos, port_number);
5734 cur_pos += tuple_size;
5735 break;
5736 default:
5737 break;
5738 }
5739 }
5740
5741 calc_x(tmp_x, meta_data, 0xFFFFFFFF);
5742 calc_y(tmp_y, meta_data, 0xFFFFFFFF);
5743 shift_bits = sizeof(meta_data) * 8 - cur_pos;
5744
5745 *key_x = cpu_to_le32(tmp_x << shift_bits);
5746 *key_y = cpu_to_le32(tmp_y << shift_bits);
5747 }
5748
5749 /* A complete key is combined with meta data key and tuple key.
5750 * Meta data key is stored at the MSB region, and tuple key is stored at
5751 * the LSB region, unused bits will be filled 0.
5752 */
hclge_config_key(struct hclge_dev * hdev,u8 stage,struct hclge_fd_rule * rule)5753 static int hclge_config_key(struct hclge_dev *hdev, u8 stage,
5754 struct hclge_fd_rule *rule)
5755 {
5756 struct hclge_fd_key_cfg *key_cfg = &hdev->fd_cfg.key_cfg[stage];
5757 u8 key_x[MAX_KEY_BYTES], key_y[MAX_KEY_BYTES];
5758 u8 *cur_key_x, *cur_key_y;
5759 u8 meta_data_region;
5760 u8 tuple_size;
5761 int ret;
5762 u32 i;
5763
5764 memset(key_x, 0, sizeof(key_x));
5765 memset(key_y, 0, sizeof(key_y));
5766 cur_key_x = key_x;
5767 cur_key_y = key_y;
5768
5769 for (i = 0; i < MAX_TUPLE; i++) {
5770 bool tuple_valid;
5771
5772 tuple_size = tuple_key_info[i].key_length / 8;
5773 if (!(key_cfg->tuple_active & BIT(i)))
5774 continue;
5775
5776 tuple_valid = hclge_fd_convert_tuple(i, cur_key_x,
5777 cur_key_y, rule);
5778 if (tuple_valid) {
5779 cur_key_x += tuple_size;
5780 cur_key_y += tuple_size;
5781 }
5782 }
5783
5784 meta_data_region = hdev->fd_cfg.max_key_length / 8 -
5785 MAX_META_DATA_LENGTH / 8;
5786
5787 hclge_fd_convert_meta_data(key_cfg,
5788 (__le32 *)(key_x + meta_data_region),
5789 (__le32 *)(key_y + meta_data_region),
5790 rule);
5791
5792 ret = hclge_fd_tcam_config(hdev, stage, false, rule->location, key_y,
5793 true);
5794 if (ret) {
5795 dev_err(&hdev->pdev->dev,
5796 "fd key_y config fail, loc=%u, ret=%d\n",
5797 rule->queue_id, ret);
5798 return ret;
5799 }
5800
5801 ret = hclge_fd_tcam_config(hdev, stage, true, rule->location, key_x,
5802 true);
5803 if (ret)
5804 dev_err(&hdev->pdev->dev,
5805 "fd key_x config fail, loc=%u, ret=%d\n",
5806 rule->queue_id, ret);
5807 return ret;
5808 }
5809
hclge_config_action(struct hclge_dev * hdev,u8 stage,struct hclge_fd_rule * rule)5810 static int hclge_config_action(struct hclge_dev *hdev, u8 stage,
5811 struct hclge_fd_rule *rule)
5812 {
5813 struct hclge_vport *vport = hdev->vport;
5814 struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
5815 struct hclge_fd_ad_data ad_data;
5816
5817 memset(&ad_data, 0, sizeof(struct hclge_fd_ad_data));
5818 ad_data.ad_id = rule->location;
5819
5820 if (rule->action == HCLGE_FD_ACTION_DROP_PACKET) {
5821 ad_data.drop_packet = true;
5822 } else if (rule->action == HCLGE_FD_ACTION_SELECT_TC) {
5823 ad_data.override_tc = true;
5824 ad_data.queue_id =
5825 kinfo->tc_info.tqp_offset[rule->cls_flower.tc];
5826 ad_data.tc_size =
5827 ilog2(kinfo->tc_info.tqp_count[rule->cls_flower.tc]);
5828 } else {
5829 ad_data.forward_to_direct_queue = true;
5830 ad_data.queue_id = rule->queue_id;
5831 }
5832
5833 if (hdev->fd_cfg.cnt_num[HCLGE_FD_STAGE_1]) {
5834 ad_data.use_counter = true;
5835 ad_data.counter_id = rule->vf_id %
5836 hdev->fd_cfg.cnt_num[HCLGE_FD_STAGE_1];
5837 } else {
5838 ad_data.use_counter = false;
5839 ad_data.counter_id = 0;
5840 }
5841
5842 ad_data.use_next_stage = false;
5843 ad_data.next_input_key = 0;
5844
5845 ad_data.write_rule_id_to_bd = true;
5846 ad_data.rule_id = rule->location;
5847
5848 return hclge_fd_ad_config(hdev, stage, ad_data.ad_id, &ad_data);
5849 }
5850
hclge_fd_check_tcpip4_tuple(struct ethtool_tcpip4_spec * spec,u32 * unused_tuple)5851 static int hclge_fd_check_tcpip4_tuple(struct ethtool_tcpip4_spec *spec,
5852 u32 *unused_tuple)
5853 {
5854 if (!spec || !unused_tuple)
5855 return -EINVAL;
5856
5857 *unused_tuple |= BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC);
5858
5859 if (!spec->ip4src)
5860 *unused_tuple |= BIT(INNER_SRC_IP);
5861
5862 if (!spec->ip4dst)
5863 *unused_tuple |= BIT(INNER_DST_IP);
5864
5865 if (!spec->psrc)
5866 *unused_tuple |= BIT(INNER_SRC_PORT);
5867
5868 if (!spec->pdst)
5869 *unused_tuple |= BIT(INNER_DST_PORT);
5870
5871 if (!spec->tos)
5872 *unused_tuple |= BIT(INNER_IP_TOS);
5873
5874 return 0;
5875 }
5876
hclge_fd_check_ip4_tuple(struct ethtool_usrip4_spec * spec,u32 * unused_tuple)5877 static int hclge_fd_check_ip4_tuple(struct ethtool_usrip4_spec *spec,
5878 u32 *unused_tuple)
5879 {
5880 if (!spec || !unused_tuple)
5881 return -EINVAL;
5882
5883 *unused_tuple |= BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC) |
5884 BIT(INNER_SRC_PORT) | BIT(INNER_DST_PORT);
5885
5886 if (!spec->ip4src)
5887 *unused_tuple |= BIT(INNER_SRC_IP);
5888
5889 if (!spec->ip4dst)
5890 *unused_tuple |= BIT(INNER_DST_IP);
5891
5892 if (!spec->tos)
5893 *unused_tuple |= BIT(INNER_IP_TOS);
5894
5895 if (!spec->proto)
5896 *unused_tuple |= BIT(INNER_IP_PROTO);
5897
5898 if (spec->l4_4_bytes)
5899 return -EOPNOTSUPP;
5900
5901 if (spec->ip_ver != ETH_RX_NFC_IP4)
5902 return -EOPNOTSUPP;
5903
5904 return 0;
5905 }
5906
hclge_fd_check_tcpip6_tuple(struct ethtool_tcpip6_spec * spec,u32 * unused_tuple)5907 static int hclge_fd_check_tcpip6_tuple(struct ethtool_tcpip6_spec *spec,
5908 u32 *unused_tuple)
5909 {
5910 if (!spec || !unused_tuple)
5911 return -EINVAL;
5912
5913 *unused_tuple |= BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC);
5914
5915 /* check whether src/dst ip address used */
5916 if (ipv6_addr_any((struct in6_addr *)spec->ip6src))
5917 *unused_tuple |= BIT(INNER_SRC_IP);
5918
5919 if (ipv6_addr_any((struct in6_addr *)spec->ip6dst))
5920 *unused_tuple |= BIT(INNER_DST_IP);
5921
5922 if (!spec->psrc)
5923 *unused_tuple |= BIT(INNER_SRC_PORT);
5924
5925 if (!spec->pdst)
5926 *unused_tuple |= BIT(INNER_DST_PORT);
5927
5928 if (!spec->tclass)
5929 *unused_tuple |= BIT(INNER_IP_TOS);
5930
5931 return 0;
5932 }
5933
hclge_fd_check_ip6_tuple(struct ethtool_usrip6_spec * spec,u32 * unused_tuple)5934 static int hclge_fd_check_ip6_tuple(struct ethtool_usrip6_spec *spec,
5935 u32 *unused_tuple)
5936 {
5937 if (!spec || !unused_tuple)
5938 return -EINVAL;
5939
5940 *unused_tuple |= BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC) |
5941 BIT(INNER_SRC_PORT) | BIT(INNER_DST_PORT);
5942
5943 /* check whether src/dst ip address used */
5944 if (ipv6_addr_any((struct in6_addr *)spec->ip6src))
5945 *unused_tuple |= BIT(INNER_SRC_IP);
5946
5947 if (ipv6_addr_any((struct in6_addr *)spec->ip6dst))
5948 *unused_tuple |= BIT(INNER_DST_IP);
5949
5950 if (!spec->l4_proto)
5951 *unused_tuple |= BIT(INNER_IP_PROTO);
5952
5953 if (!spec->tclass)
5954 *unused_tuple |= BIT(INNER_IP_TOS);
5955
5956 if (spec->l4_4_bytes)
5957 return -EOPNOTSUPP;
5958
5959 return 0;
5960 }
5961
hclge_fd_check_ether_tuple(struct ethhdr * spec,u32 * unused_tuple)5962 static int hclge_fd_check_ether_tuple(struct ethhdr *spec, u32 *unused_tuple)
5963 {
5964 if (!spec || !unused_tuple)
5965 return -EINVAL;
5966
5967 *unused_tuple |= BIT(INNER_SRC_IP) | BIT(INNER_DST_IP) |
5968 BIT(INNER_SRC_PORT) | BIT(INNER_DST_PORT) |
5969 BIT(INNER_IP_TOS) | BIT(INNER_IP_PROTO);
5970
5971 if (is_zero_ether_addr(spec->h_source))
5972 *unused_tuple |= BIT(INNER_SRC_MAC);
5973
5974 if (is_zero_ether_addr(spec->h_dest))
5975 *unused_tuple |= BIT(INNER_DST_MAC);
5976
5977 if (!spec->h_proto)
5978 *unused_tuple |= BIT(INNER_ETH_TYPE);
5979
5980 return 0;
5981 }
5982
hclge_fd_check_ext_tuple(struct hclge_dev * hdev,struct ethtool_rx_flow_spec * fs,u32 * unused_tuple)5983 static int hclge_fd_check_ext_tuple(struct hclge_dev *hdev,
5984 struct ethtool_rx_flow_spec *fs,
5985 u32 *unused_tuple)
5986 {
5987 if (fs->flow_type & FLOW_EXT) {
5988 if (fs->h_ext.vlan_etype) {
5989 dev_err(&hdev->pdev->dev, "vlan-etype is not supported!\n");
5990 return -EOPNOTSUPP;
5991 }
5992
5993 if (!fs->h_ext.vlan_tci)
5994 *unused_tuple |= BIT(INNER_VLAN_TAG_FST);
5995
5996 if (fs->m_ext.vlan_tci &&
5997 be16_to_cpu(fs->h_ext.vlan_tci) >= VLAN_N_VID) {
5998 dev_err(&hdev->pdev->dev,
5999 "failed to config vlan_tci, invalid vlan_tci: %u, max is %d.\n",
6000 ntohs(fs->h_ext.vlan_tci), VLAN_N_VID - 1);
6001 return -EINVAL;
6002 }
6003 } else {
6004 *unused_tuple |= BIT(INNER_VLAN_TAG_FST);
6005 }
6006
6007 if (fs->flow_type & FLOW_MAC_EXT) {
6008 if (hdev->fd_cfg.fd_mode !=
6009 HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1) {
6010 dev_err(&hdev->pdev->dev,
6011 "FLOW_MAC_EXT is not supported in current fd mode!\n");
6012 return -EOPNOTSUPP;
6013 }
6014
6015 if (is_zero_ether_addr(fs->h_ext.h_dest))
6016 *unused_tuple |= BIT(INNER_DST_MAC);
6017 else
6018 *unused_tuple &= ~BIT(INNER_DST_MAC);
6019 }
6020
6021 return 0;
6022 }
6023
hclge_fd_get_user_def_layer(u32 flow_type,u32 * unused_tuple,struct hclge_fd_user_def_info * info)6024 static int hclge_fd_get_user_def_layer(u32 flow_type, u32 *unused_tuple,
6025 struct hclge_fd_user_def_info *info)
6026 {
6027 switch (flow_type) {
6028 case ETHER_FLOW:
6029 info->layer = HCLGE_FD_USER_DEF_L2;
6030 *unused_tuple &= ~BIT(INNER_L2_RSV);
6031 break;
6032 case IP_USER_FLOW:
6033 case IPV6_USER_FLOW:
6034 info->layer = HCLGE_FD_USER_DEF_L3;
6035 *unused_tuple &= ~BIT(INNER_L3_RSV);
6036 break;
6037 case TCP_V4_FLOW:
6038 case UDP_V4_FLOW:
6039 case TCP_V6_FLOW:
6040 case UDP_V6_FLOW:
6041 info->layer = HCLGE_FD_USER_DEF_L4;
6042 *unused_tuple &= ~BIT(INNER_L4_RSV);
6043 break;
6044 default:
6045 return -EOPNOTSUPP;
6046 }
6047
6048 return 0;
6049 }
6050
hclge_fd_is_user_def_all_masked(struct ethtool_rx_flow_spec * fs)6051 static bool hclge_fd_is_user_def_all_masked(struct ethtool_rx_flow_spec *fs)
6052 {
6053 return be32_to_cpu(fs->m_ext.data[1] | fs->m_ext.data[0]) == 0;
6054 }
6055
hclge_fd_parse_user_def_field(struct hclge_dev * hdev,struct ethtool_rx_flow_spec * fs,u32 * unused_tuple,struct hclge_fd_user_def_info * info)6056 static int hclge_fd_parse_user_def_field(struct hclge_dev *hdev,
6057 struct ethtool_rx_flow_spec *fs,
6058 u32 *unused_tuple,
6059 struct hclge_fd_user_def_info *info)
6060 {
6061 u32 tuple_active = hdev->fd_cfg.key_cfg[HCLGE_FD_STAGE_1].tuple_active;
6062 u32 flow_type = fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT);
6063 u16 data, offset, data_mask, offset_mask;
6064 int ret;
6065
6066 info->layer = HCLGE_FD_USER_DEF_NONE;
6067 *unused_tuple |= HCLGE_FD_TUPLE_USER_DEF_TUPLES;
6068
6069 if (!(fs->flow_type & FLOW_EXT) || hclge_fd_is_user_def_all_masked(fs))
6070 return 0;
6071
6072 /* user-def data from ethtool is 64 bit value, the bit0~15 is used
6073 * for data, and bit32~47 is used for offset.
6074 */
6075 data = be32_to_cpu(fs->h_ext.data[1]) & HCLGE_FD_USER_DEF_DATA;
6076 data_mask = be32_to_cpu(fs->m_ext.data[1]) & HCLGE_FD_USER_DEF_DATA;
6077 offset = be32_to_cpu(fs->h_ext.data[0]) & HCLGE_FD_USER_DEF_OFFSET;
6078 offset_mask = be32_to_cpu(fs->m_ext.data[0]) & HCLGE_FD_USER_DEF_OFFSET;
6079
6080 if (!(tuple_active & HCLGE_FD_TUPLE_USER_DEF_TUPLES)) {
6081 dev_err(&hdev->pdev->dev, "user-def bytes are not supported\n");
6082 return -EOPNOTSUPP;
6083 }
6084
6085 if (offset > HCLGE_FD_MAX_USER_DEF_OFFSET) {
6086 dev_err(&hdev->pdev->dev,
6087 "user-def offset[%u] should be no more than %u\n",
6088 offset, HCLGE_FD_MAX_USER_DEF_OFFSET);
6089 return -EINVAL;
6090 }
6091
6092 if (offset_mask != HCLGE_FD_USER_DEF_OFFSET_UNMASK) {
6093 dev_err(&hdev->pdev->dev, "user-def offset can't be masked\n");
6094 return -EINVAL;
6095 }
6096
6097 ret = hclge_fd_get_user_def_layer(flow_type, unused_tuple, info);
6098 if (ret) {
6099 dev_err(&hdev->pdev->dev,
6100 "unsupported flow type for user-def bytes, ret = %d\n",
6101 ret);
6102 return ret;
6103 }
6104
6105 info->data = data;
6106 info->data_mask = data_mask;
6107 info->offset = offset;
6108
6109 return 0;
6110 }
6111
hclge_fd_check_spec(struct hclge_dev * hdev,struct ethtool_rx_flow_spec * fs,u32 * unused_tuple,struct hclge_fd_user_def_info * info)6112 static int hclge_fd_check_spec(struct hclge_dev *hdev,
6113 struct ethtool_rx_flow_spec *fs,
6114 u32 *unused_tuple,
6115 struct hclge_fd_user_def_info *info)
6116 {
6117 u32 flow_type;
6118 int ret;
6119
6120 if (fs->location >= hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]) {
6121 dev_err(&hdev->pdev->dev,
6122 "failed to config fd rules, invalid rule location: %u, max is %u\n.",
6123 fs->location,
6124 hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1] - 1);
6125 return -EINVAL;
6126 }
6127
6128 ret = hclge_fd_parse_user_def_field(hdev, fs, unused_tuple, info);
6129 if (ret)
6130 return ret;
6131
6132 flow_type = fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT);
6133 switch (flow_type) {
6134 case SCTP_V4_FLOW:
6135 case TCP_V4_FLOW:
6136 case UDP_V4_FLOW:
6137 ret = hclge_fd_check_tcpip4_tuple(&fs->h_u.tcp_ip4_spec,
6138 unused_tuple);
6139 break;
6140 case IP_USER_FLOW:
6141 ret = hclge_fd_check_ip4_tuple(&fs->h_u.usr_ip4_spec,
6142 unused_tuple);
6143 break;
6144 case SCTP_V6_FLOW:
6145 case TCP_V6_FLOW:
6146 case UDP_V6_FLOW:
6147 ret = hclge_fd_check_tcpip6_tuple(&fs->h_u.tcp_ip6_spec,
6148 unused_tuple);
6149 break;
6150 case IPV6_USER_FLOW:
6151 ret = hclge_fd_check_ip6_tuple(&fs->h_u.usr_ip6_spec,
6152 unused_tuple);
6153 break;
6154 case ETHER_FLOW:
6155 if (hdev->fd_cfg.fd_mode !=
6156 HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1) {
6157 dev_err(&hdev->pdev->dev,
6158 "ETHER_FLOW is not supported in current fd mode!\n");
6159 return -EOPNOTSUPP;
6160 }
6161
6162 ret = hclge_fd_check_ether_tuple(&fs->h_u.ether_spec,
6163 unused_tuple);
6164 break;
6165 default:
6166 dev_err(&hdev->pdev->dev,
6167 "unsupported protocol type, protocol type = %#x\n",
6168 flow_type);
6169 return -EOPNOTSUPP;
6170 }
6171
6172 if (ret) {
6173 dev_err(&hdev->pdev->dev,
6174 "failed to check flow union tuple, ret = %d\n",
6175 ret);
6176 return ret;
6177 }
6178
6179 return hclge_fd_check_ext_tuple(hdev, fs, unused_tuple);
6180 }
6181
hclge_fd_get_tcpip4_tuple(struct ethtool_rx_flow_spec * fs,struct hclge_fd_rule * rule,u8 ip_proto)6182 static void hclge_fd_get_tcpip4_tuple(struct ethtool_rx_flow_spec *fs,
6183 struct hclge_fd_rule *rule, u8 ip_proto)
6184 {
6185 rule->tuples.src_ip[IPV4_INDEX] =
6186 be32_to_cpu(fs->h_u.tcp_ip4_spec.ip4src);
6187 rule->tuples_mask.src_ip[IPV4_INDEX] =
6188 be32_to_cpu(fs->m_u.tcp_ip4_spec.ip4src);
6189
6190 rule->tuples.dst_ip[IPV4_INDEX] =
6191 be32_to_cpu(fs->h_u.tcp_ip4_spec.ip4dst);
6192 rule->tuples_mask.dst_ip[IPV4_INDEX] =
6193 be32_to_cpu(fs->m_u.tcp_ip4_spec.ip4dst);
6194
6195 rule->tuples.src_port = be16_to_cpu(fs->h_u.tcp_ip4_spec.psrc);
6196 rule->tuples_mask.src_port = be16_to_cpu(fs->m_u.tcp_ip4_spec.psrc);
6197
6198 rule->tuples.dst_port = be16_to_cpu(fs->h_u.tcp_ip4_spec.pdst);
6199 rule->tuples_mask.dst_port = be16_to_cpu(fs->m_u.tcp_ip4_spec.pdst);
6200
6201 rule->tuples.ip_tos = fs->h_u.tcp_ip4_spec.tos;
6202 rule->tuples_mask.ip_tos = fs->m_u.tcp_ip4_spec.tos;
6203
6204 rule->tuples.ether_proto = ETH_P_IP;
6205 rule->tuples_mask.ether_proto = 0xFFFF;
6206
6207 rule->tuples.ip_proto = ip_proto;
6208 rule->tuples_mask.ip_proto = 0xFF;
6209 }
6210
hclge_fd_get_ip4_tuple(struct ethtool_rx_flow_spec * fs,struct hclge_fd_rule * rule)6211 static void hclge_fd_get_ip4_tuple(struct ethtool_rx_flow_spec *fs,
6212 struct hclge_fd_rule *rule)
6213 {
6214 rule->tuples.src_ip[IPV4_INDEX] =
6215 be32_to_cpu(fs->h_u.usr_ip4_spec.ip4src);
6216 rule->tuples_mask.src_ip[IPV4_INDEX] =
6217 be32_to_cpu(fs->m_u.usr_ip4_spec.ip4src);
6218
6219 rule->tuples.dst_ip[IPV4_INDEX] =
6220 be32_to_cpu(fs->h_u.usr_ip4_spec.ip4dst);
6221 rule->tuples_mask.dst_ip[IPV4_INDEX] =
6222 be32_to_cpu(fs->m_u.usr_ip4_spec.ip4dst);
6223
6224 rule->tuples.ip_tos = fs->h_u.usr_ip4_spec.tos;
6225 rule->tuples_mask.ip_tos = fs->m_u.usr_ip4_spec.tos;
6226
6227 rule->tuples.ip_proto = fs->h_u.usr_ip4_spec.proto;
6228 rule->tuples_mask.ip_proto = fs->m_u.usr_ip4_spec.proto;
6229
6230 rule->tuples.ether_proto = ETH_P_IP;
6231 rule->tuples_mask.ether_proto = 0xFFFF;
6232 }
6233
hclge_fd_get_tcpip6_tuple(struct ethtool_rx_flow_spec * fs,struct hclge_fd_rule * rule,u8 ip_proto)6234 static void hclge_fd_get_tcpip6_tuple(struct ethtool_rx_flow_spec *fs,
6235 struct hclge_fd_rule *rule, u8 ip_proto)
6236 {
6237 be32_to_cpu_array(rule->tuples.src_ip, fs->h_u.tcp_ip6_spec.ip6src,
6238 IPV6_SIZE);
6239 be32_to_cpu_array(rule->tuples_mask.src_ip, fs->m_u.tcp_ip6_spec.ip6src,
6240 IPV6_SIZE);
6241
6242 be32_to_cpu_array(rule->tuples.dst_ip, fs->h_u.tcp_ip6_spec.ip6dst,
6243 IPV6_SIZE);
6244 be32_to_cpu_array(rule->tuples_mask.dst_ip, fs->m_u.tcp_ip6_spec.ip6dst,
6245 IPV6_SIZE);
6246
6247 rule->tuples.src_port = be16_to_cpu(fs->h_u.tcp_ip6_spec.psrc);
6248 rule->tuples_mask.src_port = be16_to_cpu(fs->m_u.tcp_ip6_spec.psrc);
6249
6250 rule->tuples.dst_port = be16_to_cpu(fs->h_u.tcp_ip6_spec.pdst);
6251 rule->tuples_mask.dst_port = be16_to_cpu(fs->m_u.tcp_ip6_spec.pdst);
6252
6253 rule->tuples.ether_proto = ETH_P_IPV6;
6254 rule->tuples_mask.ether_proto = 0xFFFF;
6255
6256 rule->tuples.ip_tos = fs->h_u.tcp_ip6_spec.tclass;
6257 rule->tuples_mask.ip_tos = fs->m_u.tcp_ip6_spec.tclass;
6258
6259 rule->tuples.ip_proto = ip_proto;
6260 rule->tuples_mask.ip_proto = 0xFF;
6261 }
6262
hclge_fd_get_ip6_tuple(struct ethtool_rx_flow_spec * fs,struct hclge_fd_rule * rule)6263 static void hclge_fd_get_ip6_tuple(struct ethtool_rx_flow_spec *fs,
6264 struct hclge_fd_rule *rule)
6265 {
6266 be32_to_cpu_array(rule->tuples.src_ip, fs->h_u.usr_ip6_spec.ip6src,
6267 IPV6_SIZE);
6268 be32_to_cpu_array(rule->tuples_mask.src_ip, fs->m_u.usr_ip6_spec.ip6src,
6269 IPV6_SIZE);
6270
6271 be32_to_cpu_array(rule->tuples.dst_ip, fs->h_u.usr_ip6_spec.ip6dst,
6272 IPV6_SIZE);
6273 be32_to_cpu_array(rule->tuples_mask.dst_ip, fs->m_u.usr_ip6_spec.ip6dst,
6274 IPV6_SIZE);
6275
6276 rule->tuples.ip_proto = fs->h_u.usr_ip6_spec.l4_proto;
6277 rule->tuples_mask.ip_proto = fs->m_u.usr_ip6_spec.l4_proto;
6278
6279 rule->tuples.ip_tos = fs->h_u.tcp_ip6_spec.tclass;
6280 rule->tuples_mask.ip_tos = fs->m_u.tcp_ip6_spec.tclass;
6281
6282 rule->tuples.ether_proto = ETH_P_IPV6;
6283 rule->tuples_mask.ether_proto = 0xFFFF;
6284 }
6285
hclge_fd_get_ether_tuple(struct ethtool_rx_flow_spec * fs,struct hclge_fd_rule * rule)6286 static void hclge_fd_get_ether_tuple(struct ethtool_rx_flow_spec *fs,
6287 struct hclge_fd_rule *rule)
6288 {
6289 ether_addr_copy(rule->tuples.src_mac, fs->h_u.ether_spec.h_source);
6290 ether_addr_copy(rule->tuples_mask.src_mac, fs->m_u.ether_spec.h_source);
6291
6292 ether_addr_copy(rule->tuples.dst_mac, fs->h_u.ether_spec.h_dest);
6293 ether_addr_copy(rule->tuples_mask.dst_mac, fs->m_u.ether_spec.h_dest);
6294
6295 rule->tuples.ether_proto = be16_to_cpu(fs->h_u.ether_spec.h_proto);
6296 rule->tuples_mask.ether_proto = be16_to_cpu(fs->m_u.ether_spec.h_proto);
6297 }
6298
hclge_fd_get_user_def_tuple(struct hclge_fd_user_def_info * info,struct hclge_fd_rule * rule)6299 static void hclge_fd_get_user_def_tuple(struct hclge_fd_user_def_info *info,
6300 struct hclge_fd_rule *rule)
6301 {
6302 switch (info->layer) {
6303 case HCLGE_FD_USER_DEF_L2:
6304 rule->tuples.l2_user_def = info->data;
6305 rule->tuples_mask.l2_user_def = info->data_mask;
6306 break;
6307 case HCLGE_FD_USER_DEF_L3:
6308 rule->tuples.l3_user_def = info->data;
6309 rule->tuples_mask.l3_user_def = info->data_mask;
6310 break;
6311 case HCLGE_FD_USER_DEF_L4:
6312 rule->tuples.l4_user_def = (u32)info->data << 16;
6313 rule->tuples_mask.l4_user_def = (u32)info->data_mask << 16;
6314 break;
6315 default:
6316 break;
6317 }
6318
6319 rule->ep.user_def = *info;
6320 }
6321
hclge_fd_get_tuple(struct ethtool_rx_flow_spec * fs,struct hclge_fd_rule * rule,struct hclge_fd_user_def_info * info)6322 static int hclge_fd_get_tuple(struct ethtool_rx_flow_spec *fs,
6323 struct hclge_fd_rule *rule,
6324 struct hclge_fd_user_def_info *info)
6325 {
6326 u32 flow_type = fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT);
6327
6328 switch (flow_type) {
6329 case SCTP_V4_FLOW:
6330 hclge_fd_get_tcpip4_tuple(fs, rule, IPPROTO_SCTP);
6331 break;
6332 case TCP_V4_FLOW:
6333 hclge_fd_get_tcpip4_tuple(fs, rule, IPPROTO_TCP);
6334 break;
6335 case UDP_V4_FLOW:
6336 hclge_fd_get_tcpip4_tuple(fs, rule, IPPROTO_UDP);
6337 break;
6338 case IP_USER_FLOW:
6339 hclge_fd_get_ip4_tuple(fs, rule);
6340 break;
6341 case SCTP_V6_FLOW:
6342 hclge_fd_get_tcpip6_tuple(fs, rule, IPPROTO_SCTP);
6343 break;
6344 case TCP_V6_FLOW:
6345 hclge_fd_get_tcpip6_tuple(fs, rule, IPPROTO_TCP);
6346 break;
6347 case UDP_V6_FLOW:
6348 hclge_fd_get_tcpip6_tuple(fs, rule, IPPROTO_UDP);
6349 break;
6350 case IPV6_USER_FLOW:
6351 hclge_fd_get_ip6_tuple(fs, rule);
6352 break;
6353 case ETHER_FLOW:
6354 hclge_fd_get_ether_tuple(fs, rule);
6355 break;
6356 default:
6357 return -EOPNOTSUPP;
6358 }
6359
6360 if (fs->flow_type & FLOW_EXT) {
6361 rule->tuples.vlan_tag1 = be16_to_cpu(fs->h_ext.vlan_tci);
6362 rule->tuples_mask.vlan_tag1 = be16_to_cpu(fs->m_ext.vlan_tci);
6363 hclge_fd_get_user_def_tuple(info, rule);
6364 }
6365
6366 if (fs->flow_type & FLOW_MAC_EXT) {
6367 ether_addr_copy(rule->tuples.dst_mac, fs->h_ext.h_dest);
6368 ether_addr_copy(rule->tuples_mask.dst_mac, fs->m_ext.h_dest);
6369 }
6370
6371 return 0;
6372 }
6373
hclge_fd_config_rule(struct hclge_dev * hdev,struct hclge_fd_rule * rule)6374 static int hclge_fd_config_rule(struct hclge_dev *hdev,
6375 struct hclge_fd_rule *rule)
6376 {
6377 int ret;
6378
6379 ret = hclge_config_action(hdev, HCLGE_FD_STAGE_1, rule);
6380 if (ret)
6381 return ret;
6382
6383 return hclge_config_key(hdev, HCLGE_FD_STAGE_1, rule);
6384 }
6385
hclge_add_fd_entry_common(struct hclge_dev * hdev,struct hclge_fd_rule * rule)6386 static int hclge_add_fd_entry_common(struct hclge_dev *hdev,
6387 struct hclge_fd_rule *rule)
6388 {
6389 int ret;
6390
6391 spin_lock_bh(&hdev->fd_rule_lock);
6392
6393 if (hdev->fd_active_type != rule->rule_type &&
6394 (hdev->fd_active_type == HCLGE_FD_TC_FLOWER_ACTIVE ||
6395 hdev->fd_active_type == HCLGE_FD_EP_ACTIVE)) {
6396 dev_err(&hdev->pdev->dev,
6397 "mode conflict(new type %d, active type %d), please delete existent rules first\n",
6398 rule->rule_type, hdev->fd_active_type);
6399 spin_unlock_bh(&hdev->fd_rule_lock);
6400 return -EINVAL;
6401 }
6402
6403 ret = hclge_fd_check_user_def_refcnt(hdev, rule);
6404 if (ret)
6405 goto out;
6406
6407 ret = hclge_clear_arfs_rules(hdev);
6408 if (ret)
6409 goto out;
6410
6411 ret = hclge_fd_config_rule(hdev, rule);
6412 if (ret)
6413 goto out;
6414
6415 rule->state = HCLGE_FD_ACTIVE;
6416 hdev->fd_active_type = rule->rule_type;
6417 hclge_update_fd_list(hdev, rule->state, rule->location, rule);
6418
6419 out:
6420 spin_unlock_bh(&hdev->fd_rule_lock);
6421 return ret;
6422 }
6423
hclge_is_cls_flower_active(struct hnae3_handle * handle)6424 static bool hclge_is_cls_flower_active(struct hnae3_handle *handle)
6425 {
6426 struct hclge_vport *vport = hclge_get_vport(handle);
6427 struct hclge_dev *hdev = vport->back;
6428
6429 return hdev->fd_active_type == HCLGE_FD_TC_FLOWER_ACTIVE;
6430 }
6431
hclge_fd_parse_ring_cookie(struct hclge_dev * hdev,u64 ring_cookie,u16 * vport_id,u8 * action,u16 * queue_id)6432 static int hclge_fd_parse_ring_cookie(struct hclge_dev *hdev, u64 ring_cookie,
6433 u16 *vport_id, u8 *action, u16 *queue_id)
6434 {
6435 struct hclge_vport *vport = hdev->vport;
6436
6437 if (ring_cookie == RX_CLS_FLOW_DISC) {
6438 *action = HCLGE_FD_ACTION_DROP_PACKET;
6439 } else {
6440 u32 ring = ethtool_get_flow_spec_ring(ring_cookie);
6441 u8 vf = ethtool_get_flow_spec_ring_vf(ring_cookie);
6442 u16 tqps;
6443
6444 /* To keep consistent with user's configuration, minus 1 when
6445 * printing 'vf', because vf id from ethtool is added 1 for vf.
6446 */
6447 if (vf > hdev->num_req_vfs) {
6448 dev_err(&hdev->pdev->dev,
6449 "Error: vf id (%u) should be less than %u\n",
6450 vf - 1U, hdev->num_req_vfs);
6451 return -EINVAL;
6452 }
6453
6454 *vport_id = vf ? hdev->vport[vf].vport_id : vport->vport_id;
6455 tqps = hdev->vport[vf].nic.kinfo.num_tqps;
6456
6457 if (ring >= tqps) {
6458 dev_err(&hdev->pdev->dev,
6459 "Error: queue id (%u) > max tqp num (%u)\n",
6460 ring, tqps - 1U);
6461 return -EINVAL;
6462 }
6463
6464 *action = HCLGE_FD_ACTION_SELECT_QUEUE;
6465 *queue_id = ring;
6466 }
6467
6468 return 0;
6469 }
6470
hclge_add_fd_entry(struct hnae3_handle * handle,struct ethtool_rxnfc * cmd)6471 static int hclge_add_fd_entry(struct hnae3_handle *handle,
6472 struct ethtool_rxnfc *cmd)
6473 {
6474 struct hclge_vport *vport = hclge_get_vport(handle);
6475 struct hclge_dev *hdev = vport->back;
6476 struct hclge_fd_user_def_info info;
6477 u16 dst_vport_id = 0, q_index = 0;
6478 struct ethtool_rx_flow_spec *fs;
6479 struct hclge_fd_rule *rule;
6480 u32 unused = 0;
6481 u8 action;
6482 int ret;
6483
6484 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev)) {
6485 dev_err(&hdev->pdev->dev,
6486 "flow table director is not supported\n");
6487 return -EOPNOTSUPP;
6488 }
6489
6490 if (!hdev->fd_en) {
6491 dev_err(&hdev->pdev->dev,
6492 "please enable flow director first\n");
6493 return -EOPNOTSUPP;
6494 }
6495
6496 fs = (struct ethtool_rx_flow_spec *)&cmd->fs;
6497
6498 ret = hclge_fd_check_spec(hdev, fs, &unused, &info);
6499 if (ret)
6500 return ret;
6501
6502 ret = hclge_fd_parse_ring_cookie(hdev, fs->ring_cookie, &dst_vport_id,
6503 &action, &q_index);
6504 if (ret)
6505 return ret;
6506
6507 rule = kzalloc(sizeof(*rule), GFP_KERNEL);
6508 if (!rule)
6509 return -ENOMEM;
6510
6511 ret = hclge_fd_get_tuple(fs, rule, &info);
6512 if (ret) {
6513 kfree(rule);
6514 return ret;
6515 }
6516
6517 rule->flow_type = fs->flow_type;
6518 rule->location = fs->location;
6519 rule->unused_tuple = unused;
6520 rule->vf_id = dst_vport_id;
6521 rule->queue_id = q_index;
6522 rule->action = action;
6523 rule->rule_type = HCLGE_FD_EP_ACTIVE;
6524
6525 ret = hclge_add_fd_entry_common(hdev, rule);
6526 if (ret)
6527 kfree(rule);
6528
6529 return ret;
6530 }
6531
hclge_del_fd_entry(struct hnae3_handle * handle,struct ethtool_rxnfc * cmd)6532 static int hclge_del_fd_entry(struct hnae3_handle *handle,
6533 struct ethtool_rxnfc *cmd)
6534 {
6535 struct hclge_vport *vport = hclge_get_vport(handle);
6536 struct hclge_dev *hdev = vport->back;
6537 struct ethtool_rx_flow_spec *fs;
6538 int ret;
6539
6540 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
6541 return -EOPNOTSUPP;
6542
6543 fs = (struct ethtool_rx_flow_spec *)&cmd->fs;
6544
6545 if (fs->location >= hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1])
6546 return -EINVAL;
6547
6548 spin_lock_bh(&hdev->fd_rule_lock);
6549 if (hdev->fd_active_type == HCLGE_FD_TC_FLOWER_ACTIVE ||
6550 !test_bit(fs->location, hdev->fd_bmap)) {
6551 dev_err(&hdev->pdev->dev,
6552 "Delete fail, rule %u is inexistent\n", fs->location);
6553 spin_unlock_bh(&hdev->fd_rule_lock);
6554 return -ENOENT;
6555 }
6556
6557 ret = hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true, fs->location,
6558 NULL, false);
6559 if (ret)
6560 goto out;
6561
6562 hclge_update_fd_list(hdev, HCLGE_FD_DELETED, fs->location, NULL);
6563
6564 out:
6565 spin_unlock_bh(&hdev->fd_rule_lock);
6566 return ret;
6567 }
6568
hclge_clear_fd_rules_in_list(struct hclge_dev * hdev,bool clear_list)6569 static void hclge_clear_fd_rules_in_list(struct hclge_dev *hdev,
6570 bool clear_list)
6571 {
6572 struct hclge_fd_rule *rule;
6573 struct hlist_node *node;
6574 u16 location;
6575
6576 spin_lock_bh(&hdev->fd_rule_lock);
6577
6578 for_each_set_bit(location, hdev->fd_bmap,
6579 hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1])
6580 hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true, location,
6581 NULL, false);
6582
6583 if (clear_list) {
6584 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list,
6585 rule_node) {
6586 hlist_del(&rule->rule_node);
6587 kfree(rule);
6588 }
6589 hdev->fd_active_type = HCLGE_FD_RULE_NONE;
6590 hdev->hclge_fd_rule_num = 0;
6591 bitmap_zero(hdev->fd_bmap,
6592 hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]);
6593 }
6594
6595 spin_unlock_bh(&hdev->fd_rule_lock);
6596 }
6597
hclge_del_all_fd_entries(struct hclge_dev * hdev)6598 static void hclge_del_all_fd_entries(struct hclge_dev *hdev)
6599 {
6600 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
6601 return;
6602
6603 hclge_clear_fd_rules_in_list(hdev, true);
6604 hclge_fd_disable_user_def(hdev);
6605 }
6606
hclge_restore_fd_entries(struct hnae3_handle * handle)6607 static int hclge_restore_fd_entries(struct hnae3_handle *handle)
6608 {
6609 struct hclge_vport *vport = hclge_get_vport(handle);
6610 struct hclge_dev *hdev = vport->back;
6611 struct hclge_fd_rule *rule;
6612 struct hlist_node *node;
6613
6614 /* Return ok here, because reset error handling will check this
6615 * return value. If error is returned here, the reset process will
6616 * fail.
6617 */
6618 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
6619 return 0;
6620
6621 /* if fd is disabled, should not restore it when reset */
6622 if (!hdev->fd_en)
6623 return 0;
6624
6625 spin_lock_bh(&hdev->fd_rule_lock);
6626 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
6627 if (rule->state == HCLGE_FD_ACTIVE)
6628 rule->state = HCLGE_FD_TO_ADD;
6629 }
6630 spin_unlock_bh(&hdev->fd_rule_lock);
6631 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
6632
6633 return 0;
6634 }
6635
hclge_get_fd_rule_cnt(struct hnae3_handle * handle,struct ethtool_rxnfc * cmd)6636 static int hclge_get_fd_rule_cnt(struct hnae3_handle *handle,
6637 struct ethtool_rxnfc *cmd)
6638 {
6639 struct hclge_vport *vport = hclge_get_vport(handle);
6640 struct hclge_dev *hdev = vport->back;
6641
6642 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev) || hclge_is_cls_flower_active(handle))
6643 return -EOPNOTSUPP;
6644
6645 cmd->rule_cnt = hdev->hclge_fd_rule_num;
6646 cmd->data = hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1];
6647
6648 return 0;
6649 }
6650
hclge_fd_get_tcpip4_info(struct hclge_fd_rule * rule,struct ethtool_tcpip4_spec * spec,struct ethtool_tcpip4_spec * spec_mask)6651 static void hclge_fd_get_tcpip4_info(struct hclge_fd_rule *rule,
6652 struct ethtool_tcpip4_spec *spec,
6653 struct ethtool_tcpip4_spec *spec_mask)
6654 {
6655 spec->ip4src = cpu_to_be32(rule->tuples.src_ip[IPV4_INDEX]);
6656 spec_mask->ip4src = rule->unused_tuple & BIT(INNER_SRC_IP) ?
6657 0 : cpu_to_be32(rule->tuples_mask.src_ip[IPV4_INDEX]);
6658
6659 spec->ip4dst = cpu_to_be32(rule->tuples.dst_ip[IPV4_INDEX]);
6660 spec_mask->ip4dst = rule->unused_tuple & BIT(INNER_DST_IP) ?
6661 0 : cpu_to_be32(rule->tuples_mask.dst_ip[IPV4_INDEX]);
6662
6663 spec->psrc = cpu_to_be16(rule->tuples.src_port);
6664 spec_mask->psrc = rule->unused_tuple & BIT(INNER_SRC_PORT) ?
6665 0 : cpu_to_be16(rule->tuples_mask.src_port);
6666
6667 spec->pdst = cpu_to_be16(rule->tuples.dst_port);
6668 spec_mask->pdst = rule->unused_tuple & BIT(INNER_DST_PORT) ?
6669 0 : cpu_to_be16(rule->tuples_mask.dst_port);
6670
6671 spec->tos = rule->tuples.ip_tos;
6672 spec_mask->tos = rule->unused_tuple & BIT(INNER_IP_TOS) ?
6673 0 : rule->tuples_mask.ip_tos;
6674 }
6675
hclge_fd_get_ip4_info(struct hclge_fd_rule * rule,struct ethtool_usrip4_spec * spec,struct ethtool_usrip4_spec * spec_mask)6676 static void hclge_fd_get_ip4_info(struct hclge_fd_rule *rule,
6677 struct ethtool_usrip4_spec *spec,
6678 struct ethtool_usrip4_spec *spec_mask)
6679 {
6680 spec->ip4src = cpu_to_be32(rule->tuples.src_ip[IPV4_INDEX]);
6681 spec_mask->ip4src = rule->unused_tuple & BIT(INNER_SRC_IP) ?
6682 0 : cpu_to_be32(rule->tuples_mask.src_ip[IPV4_INDEX]);
6683
6684 spec->ip4dst = cpu_to_be32(rule->tuples.dst_ip[IPV4_INDEX]);
6685 spec_mask->ip4dst = rule->unused_tuple & BIT(INNER_DST_IP) ?
6686 0 : cpu_to_be32(rule->tuples_mask.dst_ip[IPV4_INDEX]);
6687
6688 spec->tos = rule->tuples.ip_tos;
6689 spec_mask->tos = rule->unused_tuple & BIT(INNER_IP_TOS) ?
6690 0 : rule->tuples_mask.ip_tos;
6691
6692 spec->proto = rule->tuples.ip_proto;
6693 spec_mask->proto = rule->unused_tuple & BIT(INNER_IP_PROTO) ?
6694 0 : rule->tuples_mask.ip_proto;
6695
6696 spec->ip_ver = ETH_RX_NFC_IP4;
6697 }
6698
hclge_fd_get_tcpip6_info(struct hclge_fd_rule * rule,struct ethtool_tcpip6_spec * spec,struct ethtool_tcpip6_spec * spec_mask)6699 static void hclge_fd_get_tcpip6_info(struct hclge_fd_rule *rule,
6700 struct ethtool_tcpip6_spec *spec,
6701 struct ethtool_tcpip6_spec *spec_mask)
6702 {
6703 cpu_to_be32_array(spec->ip6src,
6704 rule->tuples.src_ip, IPV6_SIZE);
6705 cpu_to_be32_array(spec->ip6dst,
6706 rule->tuples.dst_ip, IPV6_SIZE);
6707 if (rule->unused_tuple & BIT(INNER_SRC_IP))
6708 memset(spec_mask->ip6src, 0, sizeof(spec_mask->ip6src));
6709 else
6710 cpu_to_be32_array(spec_mask->ip6src, rule->tuples_mask.src_ip,
6711 IPV6_SIZE);
6712
6713 if (rule->unused_tuple & BIT(INNER_DST_IP))
6714 memset(spec_mask->ip6dst, 0, sizeof(spec_mask->ip6dst));
6715 else
6716 cpu_to_be32_array(spec_mask->ip6dst, rule->tuples_mask.dst_ip,
6717 IPV6_SIZE);
6718
6719 spec->tclass = rule->tuples.ip_tos;
6720 spec_mask->tclass = rule->unused_tuple & BIT(INNER_IP_TOS) ?
6721 0 : rule->tuples_mask.ip_tos;
6722
6723 spec->psrc = cpu_to_be16(rule->tuples.src_port);
6724 spec_mask->psrc = rule->unused_tuple & BIT(INNER_SRC_PORT) ?
6725 0 : cpu_to_be16(rule->tuples_mask.src_port);
6726
6727 spec->pdst = cpu_to_be16(rule->tuples.dst_port);
6728 spec_mask->pdst = rule->unused_tuple & BIT(INNER_DST_PORT) ?
6729 0 : cpu_to_be16(rule->tuples_mask.dst_port);
6730 }
6731
hclge_fd_get_ip6_info(struct hclge_fd_rule * rule,struct ethtool_usrip6_spec * spec,struct ethtool_usrip6_spec * spec_mask)6732 static void hclge_fd_get_ip6_info(struct hclge_fd_rule *rule,
6733 struct ethtool_usrip6_spec *spec,
6734 struct ethtool_usrip6_spec *spec_mask)
6735 {
6736 cpu_to_be32_array(spec->ip6src, rule->tuples.src_ip, IPV6_SIZE);
6737 cpu_to_be32_array(spec->ip6dst, rule->tuples.dst_ip, IPV6_SIZE);
6738 if (rule->unused_tuple & BIT(INNER_SRC_IP))
6739 memset(spec_mask->ip6src, 0, sizeof(spec_mask->ip6src));
6740 else
6741 cpu_to_be32_array(spec_mask->ip6src,
6742 rule->tuples_mask.src_ip, IPV6_SIZE);
6743
6744 if (rule->unused_tuple & BIT(INNER_DST_IP))
6745 memset(spec_mask->ip6dst, 0, sizeof(spec_mask->ip6dst));
6746 else
6747 cpu_to_be32_array(spec_mask->ip6dst,
6748 rule->tuples_mask.dst_ip, IPV6_SIZE);
6749
6750 spec->tclass = rule->tuples.ip_tos;
6751 spec_mask->tclass = rule->unused_tuple & BIT(INNER_IP_TOS) ?
6752 0 : rule->tuples_mask.ip_tos;
6753
6754 spec->l4_proto = rule->tuples.ip_proto;
6755 spec_mask->l4_proto = rule->unused_tuple & BIT(INNER_IP_PROTO) ?
6756 0 : rule->tuples_mask.ip_proto;
6757 }
6758
hclge_fd_get_ether_info(struct hclge_fd_rule * rule,struct ethhdr * spec,struct ethhdr * spec_mask)6759 static void hclge_fd_get_ether_info(struct hclge_fd_rule *rule,
6760 struct ethhdr *spec,
6761 struct ethhdr *spec_mask)
6762 {
6763 ether_addr_copy(spec->h_source, rule->tuples.src_mac);
6764 ether_addr_copy(spec->h_dest, rule->tuples.dst_mac);
6765
6766 if (rule->unused_tuple & BIT(INNER_SRC_MAC))
6767 eth_zero_addr(spec_mask->h_source);
6768 else
6769 ether_addr_copy(spec_mask->h_source, rule->tuples_mask.src_mac);
6770
6771 if (rule->unused_tuple & BIT(INNER_DST_MAC))
6772 eth_zero_addr(spec_mask->h_dest);
6773 else
6774 ether_addr_copy(spec_mask->h_dest, rule->tuples_mask.dst_mac);
6775
6776 spec->h_proto = cpu_to_be16(rule->tuples.ether_proto);
6777 spec_mask->h_proto = rule->unused_tuple & BIT(INNER_ETH_TYPE) ?
6778 0 : cpu_to_be16(rule->tuples_mask.ether_proto);
6779 }
6780
hclge_fd_get_user_def_info(struct ethtool_rx_flow_spec * fs,struct hclge_fd_rule * rule)6781 static void hclge_fd_get_user_def_info(struct ethtool_rx_flow_spec *fs,
6782 struct hclge_fd_rule *rule)
6783 {
6784 if ((rule->unused_tuple & HCLGE_FD_TUPLE_USER_DEF_TUPLES) ==
6785 HCLGE_FD_TUPLE_USER_DEF_TUPLES) {
6786 fs->h_ext.data[0] = 0;
6787 fs->h_ext.data[1] = 0;
6788 fs->m_ext.data[0] = 0;
6789 fs->m_ext.data[1] = 0;
6790 } else {
6791 fs->h_ext.data[0] = cpu_to_be32(rule->ep.user_def.offset);
6792 fs->h_ext.data[1] = cpu_to_be32(rule->ep.user_def.data);
6793 fs->m_ext.data[0] =
6794 cpu_to_be32(HCLGE_FD_USER_DEF_OFFSET_UNMASK);
6795 fs->m_ext.data[1] = cpu_to_be32(rule->ep.user_def.data_mask);
6796 }
6797 }
6798
hclge_fd_get_ext_info(struct ethtool_rx_flow_spec * fs,struct hclge_fd_rule * rule)6799 static void hclge_fd_get_ext_info(struct ethtool_rx_flow_spec *fs,
6800 struct hclge_fd_rule *rule)
6801 {
6802 if (fs->flow_type & FLOW_EXT) {
6803 fs->h_ext.vlan_tci = cpu_to_be16(rule->tuples.vlan_tag1);
6804 fs->m_ext.vlan_tci =
6805 rule->unused_tuple & BIT(INNER_VLAN_TAG_FST) ?
6806 0 : cpu_to_be16(rule->tuples_mask.vlan_tag1);
6807
6808 hclge_fd_get_user_def_info(fs, rule);
6809 }
6810
6811 if (fs->flow_type & FLOW_MAC_EXT) {
6812 ether_addr_copy(fs->h_ext.h_dest, rule->tuples.dst_mac);
6813 if (rule->unused_tuple & BIT(INNER_DST_MAC))
6814 eth_zero_addr(fs->m_u.ether_spec.h_dest);
6815 else
6816 ether_addr_copy(fs->m_u.ether_spec.h_dest,
6817 rule->tuples_mask.dst_mac);
6818 }
6819 }
6820
hclge_get_fd_rule(struct hclge_dev * hdev,u16 location)6821 static struct hclge_fd_rule *hclge_get_fd_rule(struct hclge_dev *hdev,
6822 u16 location)
6823 {
6824 struct hclge_fd_rule *rule = NULL;
6825 struct hlist_node *node2;
6826
6827 hlist_for_each_entry_safe(rule, node2, &hdev->fd_rule_list, rule_node) {
6828 if (rule->location == location)
6829 return rule;
6830 else if (rule->location > location)
6831 return NULL;
6832 }
6833
6834 return NULL;
6835 }
6836
hclge_fd_get_ring_cookie(struct ethtool_rx_flow_spec * fs,struct hclge_fd_rule * rule)6837 static void hclge_fd_get_ring_cookie(struct ethtool_rx_flow_spec *fs,
6838 struct hclge_fd_rule *rule)
6839 {
6840 if (rule->action == HCLGE_FD_ACTION_DROP_PACKET) {
6841 fs->ring_cookie = RX_CLS_FLOW_DISC;
6842 } else {
6843 u64 vf_id;
6844
6845 fs->ring_cookie = rule->queue_id;
6846 vf_id = rule->vf_id;
6847 vf_id <<= ETHTOOL_RX_FLOW_SPEC_RING_VF_OFF;
6848 fs->ring_cookie |= vf_id;
6849 }
6850 }
6851
hclge_get_fd_rule_info(struct hnae3_handle * handle,struct ethtool_rxnfc * cmd)6852 static int hclge_get_fd_rule_info(struct hnae3_handle *handle,
6853 struct ethtool_rxnfc *cmd)
6854 {
6855 struct hclge_vport *vport = hclge_get_vport(handle);
6856 struct hclge_fd_rule *rule = NULL;
6857 struct hclge_dev *hdev = vport->back;
6858 struct ethtool_rx_flow_spec *fs;
6859
6860 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
6861 return -EOPNOTSUPP;
6862
6863 fs = (struct ethtool_rx_flow_spec *)&cmd->fs;
6864
6865 spin_lock_bh(&hdev->fd_rule_lock);
6866
6867 rule = hclge_get_fd_rule(hdev, fs->location);
6868 if (!rule) {
6869 spin_unlock_bh(&hdev->fd_rule_lock);
6870 return -ENOENT;
6871 }
6872
6873 fs->flow_type = rule->flow_type;
6874 switch (fs->flow_type & ~(FLOW_EXT | FLOW_MAC_EXT)) {
6875 case SCTP_V4_FLOW:
6876 case TCP_V4_FLOW:
6877 case UDP_V4_FLOW:
6878 hclge_fd_get_tcpip4_info(rule, &fs->h_u.tcp_ip4_spec,
6879 &fs->m_u.tcp_ip4_spec);
6880 break;
6881 case IP_USER_FLOW:
6882 hclge_fd_get_ip4_info(rule, &fs->h_u.usr_ip4_spec,
6883 &fs->m_u.usr_ip4_spec);
6884 break;
6885 case SCTP_V6_FLOW:
6886 case TCP_V6_FLOW:
6887 case UDP_V6_FLOW:
6888 hclge_fd_get_tcpip6_info(rule, &fs->h_u.tcp_ip6_spec,
6889 &fs->m_u.tcp_ip6_spec);
6890 break;
6891 case IPV6_USER_FLOW:
6892 hclge_fd_get_ip6_info(rule, &fs->h_u.usr_ip6_spec,
6893 &fs->m_u.usr_ip6_spec);
6894 break;
6895 /* The flow type of fd rule has been checked before adding in to rule
6896 * list. As other flow types have been handled, it must be ETHER_FLOW
6897 * for the default case
6898 */
6899 default:
6900 hclge_fd_get_ether_info(rule, &fs->h_u.ether_spec,
6901 &fs->m_u.ether_spec);
6902 break;
6903 }
6904
6905 hclge_fd_get_ext_info(fs, rule);
6906
6907 hclge_fd_get_ring_cookie(fs, rule);
6908
6909 spin_unlock_bh(&hdev->fd_rule_lock);
6910
6911 return 0;
6912 }
6913
hclge_get_all_rules(struct hnae3_handle * handle,struct ethtool_rxnfc * cmd,u32 * rule_locs)6914 static int hclge_get_all_rules(struct hnae3_handle *handle,
6915 struct ethtool_rxnfc *cmd, u32 *rule_locs)
6916 {
6917 struct hclge_vport *vport = hclge_get_vport(handle);
6918 struct hclge_dev *hdev = vport->back;
6919 struct hclge_fd_rule *rule;
6920 struct hlist_node *node2;
6921 int cnt = 0;
6922
6923 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
6924 return -EOPNOTSUPP;
6925
6926 cmd->data = hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1];
6927
6928 spin_lock_bh(&hdev->fd_rule_lock);
6929 hlist_for_each_entry_safe(rule, node2,
6930 &hdev->fd_rule_list, rule_node) {
6931 if (cnt == cmd->rule_cnt) {
6932 spin_unlock_bh(&hdev->fd_rule_lock);
6933 return -EMSGSIZE;
6934 }
6935
6936 if (rule->state == HCLGE_FD_TO_DEL)
6937 continue;
6938
6939 rule_locs[cnt] = rule->location;
6940 cnt++;
6941 }
6942
6943 spin_unlock_bh(&hdev->fd_rule_lock);
6944
6945 cmd->rule_cnt = cnt;
6946
6947 return 0;
6948 }
6949
hclge_fd_get_flow_tuples(const struct flow_keys * fkeys,struct hclge_fd_rule_tuples * tuples)6950 static void hclge_fd_get_flow_tuples(const struct flow_keys *fkeys,
6951 struct hclge_fd_rule_tuples *tuples)
6952 {
6953 #define flow_ip6_src fkeys->addrs.v6addrs.src.in6_u.u6_addr32
6954 #define flow_ip6_dst fkeys->addrs.v6addrs.dst.in6_u.u6_addr32
6955
6956 tuples->ether_proto = be16_to_cpu(fkeys->basic.n_proto);
6957 tuples->ip_proto = fkeys->basic.ip_proto;
6958 tuples->dst_port = be16_to_cpu(fkeys->ports.dst);
6959
6960 if (fkeys->basic.n_proto == htons(ETH_P_IP)) {
6961 tuples->src_ip[3] = be32_to_cpu(fkeys->addrs.v4addrs.src);
6962 tuples->dst_ip[3] = be32_to_cpu(fkeys->addrs.v4addrs.dst);
6963 } else {
6964 int i;
6965
6966 for (i = 0; i < IPV6_SIZE; i++) {
6967 tuples->src_ip[i] = be32_to_cpu(flow_ip6_src[i]);
6968 tuples->dst_ip[i] = be32_to_cpu(flow_ip6_dst[i]);
6969 }
6970 }
6971 }
6972
6973 /* traverse all rules, check whether an existed rule has the same tuples */
6974 static struct hclge_fd_rule *
hclge_fd_search_flow_keys(struct hclge_dev * hdev,const struct hclge_fd_rule_tuples * tuples)6975 hclge_fd_search_flow_keys(struct hclge_dev *hdev,
6976 const struct hclge_fd_rule_tuples *tuples)
6977 {
6978 struct hclge_fd_rule *rule = NULL;
6979 struct hlist_node *node;
6980
6981 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
6982 if (!memcmp(tuples, &rule->tuples, sizeof(*tuples)))
6983 return rule;
6984 }
6985
6986 return NULL;
6987 }
6988
hclge_fd_build_arfs_rule(const struct hclge_fd_rule_tuples * tuples,struct hclge_fd_rule * rule)6989 static void hclge_fd_build_arfs_rule(const struct hclge_fd_rule_tuples *tuples,
6990 struct hclge_fd_rule *rule)
6991 {
6992 rule->unused_tuple = BIT(INNER_SRC_MAC) | BIT(INNER_DST_MAC) |
6993 BIT(INNER_VLAN_TAG_FST) | BIT(INNER_IP_TOS) |
6994 BIT(INNER_SRC_PORT);
6995 rule->action = 0;
6996 rule->vf_id = 0;
6997 rule->rule_type = HCLGE_FD_ARFS_ACTIVE;
6998 rule->state = HCLGE_FD_TO_ADD;
6999 if (tuples->ether_proto == ETH_P_IP) {
7000 if (tuples->ip_proto == IPPROTO_TCP)
7001 rule->flow_type = TCP_V4_FLOW;
7002 else
7003 rule->flow_type = UDP_V4_FLOW;
7004 } else {
7005 if (tuples->ip_proto == IPPROTO_TCP)
7006 rule->flow_type = TCP_V6_FLOW;
7007 else
7008 rule->flow_type = UDP_V6_FLOW;
7009 }
7010 memcpy(&rule->tuples, tuples, sizeof(rule->tuples));
7011 memset(&rule->tuples_mask, 0xFF, sizeof(rule->tuples_mask));
7012 }
7013
hclge_add_fd_entry_by_arfs(struct hnae3_handle * handle,u16 queue_id,u16 flow_id,struct flow_keys * fkeys)7014 static int hclge_add_fd_entry_by_arfs(struct hnae3_handle *handle, u16 queue_id,
7015 u16 flow_id, struct flow_keys *fkeys)
7016 {
7017 struct hclge_vport *vport = hclge_get_vport(handle);
7018 struct hclge_fd_rule_tuples new_tuples = {};
7019 struct hclge_dev *hdev = vport->back;
7020 struct hclge_fd_rule *rule;
7021 u16 bit_id;
7022
7023 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
7024 return -EOPNOTSUPP;
7025
7026 /* when there is already fd rule existed add by user,
7027 * arfs should not work
7028 */
7029 spin_lock_bh(&hdev->fd_rule_lock);
7030 if (hdev->fd_active_type != HCLGE_FD_ARFS_ACTIVE &&
7031 hdev->fd_active_type != HCLGE_FD_RULE_NONE) {
7032 spin_unlock_bh(&hdev->fd_rule_lock);
7033 return -EOPNOTSUPP;
7034 }
7035
7036 hclge_fd_get_flow_tuples(fkeys, &new_tuples);
7037
7038 /* check is there flow director filter existed for this flow,
7039 * if not, create a new filter for it;
7040 * if filter exist with different queue id, modify the filter;
7041 * if filter exist with same queue id, do nothing
7042 */
7043 rule = hclge_fd_search_flow_keys(hdev, &new_tuples);
7044 if (!rule) {
7045 bit_id = find_first_zero_bit(hdev->fd_bmap, MAX_FD_FILTER_NUM);
7046 if (bit_id >= hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]) {
7047 spin_unlock_bh(&hdev->fd_rule_lock);
7048 return -ENOSPC;
7049 }
7050
7051 rule = kzalloc(sizeof(*rule), GFP_ATOMIC);
7052 if (!rule) {
7053 spin_unlock_bh(&hdev->fd_rule_lock);
7054 return -ENOMEM;
7055 }
7056
7057 rule->location = bit_id;
7058 rule->arfs.flow_id = flow_id;
7059 rule->queue_id = queue_id;
7060 hclge_fd_build_arfs_rule(&new_tuples, rule);
7061 hclge_update_fd_list(hdev, rule->state, rule->location, rule);
7062 hdev->fd_active_type = HCLGE_FD_ARFS_ACTIVE;
7063 } else if (rule->queue_id != queue_id) {
7064 rule->queue_id = queue_id;
7065 rule->state = HCLGE_FD_TO_ADD;
7066 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
7067 hclge_task_schedule(hdev, 0);
7068 }
7069 spin_unlock_bh(&hdev->fd_rule_lock);
7070 return rule->location;
7071 }
7072
hclge_rfs_filter_expire(struct hclge_dev * hdev)7073 static void hclge_rfs_filter_expire(struct hclge_dev *hdev)
7074 {
7075 #ifdef CONFIG_RFS_ACCEL
7076 struct hnae3_handle *handle = &hdev->vport[0].nic;
7077 struct hclge_fd_rule *rule;
7078 struct hlist_node *node;
7079
7080 spin_lock_bh(&hdev->fd_rule_lock);
7081 if (hdev->fd_active_type != HCLGE_FD_ARFS_ACTIVE) {
7082 spin_unlock_bh(&hdev->fd_rule_lock);
7083 return;
7084 }
7085 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
7086 if (rule->state != HCLGE_FD_ACTIVE)
7087 continue;
7088 if (rps_may_expire_flow(handle->netdev, rule->queue_id,
7089 rule->arfs.flow_id, rule->location)) {
7090 rule->state = HCLGE_FD_TO_DEL;
7091 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
7092 }
7093 }
7094 spin_unlock_bh(&hdev->fd_rule_lock);
7095 #endif
7096 }
7097
7098 /* make sure being called after lock up with fd_rule_lock */
hclge_clear_arfs_rules(struct hclge_dev * hdev)7099 static int hclge_clear_arfs_rules(struct hclge_dev *hdev)
7100 {
7101 #ifdef CONFIG_RFS_ACCEL
7102 struct hclge_fd_rule *rule;
7103 struct hlist_node *node;
7104 int ret;
7105
7106 if (hdev->fd_active_type != HCLGE_FD_ARFS_ACTIVE)
7107 return 0;
7108
7109 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
7110 switch (rule->state) {
7111 case HCLGE_FD_TO_DEL:
7112 case HCLGE_FD_ACTIVE:
7113 ret = hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true,
7114 rule->location, NULL, false);
7115 if (ret)
7116 return ret;
7117 fallthrough;
7118 case HCLGE_FD_TO_ADD:
7119 hclge_fd_dec_rule_cnt(hdev, rule->location);
7120 hlist_del(&rule->rule_node);
7121 kfree(rule);
7122 break;
7123 default:
7124 break;
7125 }
7126 }
7127 hclge_sync_fd_state(hdev);
7128
7129 #endif
7130 return 0;
7131 }
7132
hclge_get_cls_key_basic(const struct flow_rule * flow,struct hclge_fd_rule * rule)7133 static void hclge_get_cls_key_basic(const struct flow_rule *flow,
7134 struct hclge_fd_rule *rule)
7135 {
7136 if (flow_rule_match_key(flow, FLOW_DISSECTOR_KEY_BASIC)) {
7137 struct flow_match_basic match;
7138 u16 ethtype_key, ethtype_mask;
7139
7140 flow_rule_match_basic(flow, &match);
7141 ethtype_key = ntohs(match.key->n_proto);
7142 ethtype_mask = ntohs(match.mask->n_proto);
7143
7144 if (ethtype_key == ETH_P_ALL) {
7145 ethtype_key = 0;
7146 ethtype_mask = 0;
7147 }
7148 rule->tuples.ether_proto = ethtype_key;
7149 rule->tuples_mask.ether_proto = ethtype_mask;
7150 rule->tuples.ip_proto = match.key->ip_proto;
7151 rule->tuples_mask.ip_proto = match.mask->ip_proto;
7152 } else {
7153 rule->unused_tuple |= BIT(INNER_IP_PROTO);
7154 rule->unused_tuple |= BIT(INNER_ETH_TYPE);
7155 }
7156 }
7157
hclge_get_cls_key_mac(const struct flow_rule * flow,struct hclge_fd_rule * rule)7158 static void hclge_get_cls_key_mac(const struct flow_rule *flow,
7159 struct hclge_fd_rule *rule)
7160 {
7161 if (flow_rule_match_key(flow, FLOW_DISSECTOR_KEY_ETH_ADDRS)) {
7162 struct flow_match_eth_addrs match;
7163
7164 flow_rule_match_eth_addrs(flow, &match);
7165 ether_addr_copy(rule->tuples.dst_mac, match.key->dst);
7166 ether_addr_copy(rule->tuples_mask.dst_mac, match.mask->dst);
7167 ether_addr_copy(rule->tuples.src_mac, match.key->src);
7168 ether_addr_copy(rule->tuples_mask.src_mac, match.mask->src);
7169 } else {
7170 rule->unused_tuple |= BIT(INNER_DST_MAC);
7171 rule->unused_tuple |= BIT(INNER_SRC_MAC);
7172 }
7173 }
7174
hclge_get_cls_key_vlan(const struct flow_rule * flow,struct hclge_fd_rule * rule)7175 static void hclge_get_cls_key_vlan(const struct flow_rule *flow,
7176 struct hclge_fd_rule *rule)
7177 {
7178 if (flow_rule_match_key(flow, FLOW_DISSECTOR_KEY_VLAN)) {
7179 struct flow_match_vlan match;
7180
7181 flow_rule_match_vlan(flow, &match);
7182 rule->tuples.vlan_tag1 = match.key->vlan_id |
7183 (match.key->vlan_priority << VLAN_PRIO_SHIFT);
7184 rule->tuples_mask.vlan_tag1 = match.mask->vlan_id |
7185 (match.mask->vlan_priority << VLAN_PRIO_SHIFT);
7186 } else {
7187 rule->unused_tuple |= BIT(INNER_VLAN_TAG_FST);
7188 }
7189 }
7190
hclge_get_cls_key_ip(const struct flow_rule * flow,struct hclge_fd_rule * rule)7191 static void hclge_get_cls_key_ip(const struct flow_rule *flow,
7192 struct hclge_fd_rule *rule)
7193 {
7194 u16 addr_type = 0;
7195
7196 if (flow_rule_match_key(flow, FLOW_DISSECTOR_KEY_CONTROL)) {
7197 struct flow_match_control match;
7198
7199 flow_rule_match_control(flow, &match);
7200 addr_type = match.key->addr_type;
7201 }
7202
7203 if (addr_type == FLOW_DISSECTOR_KEY_IPV4_ADDRS) {
7204 struct flow_match_ipv4_addrs match;
7205
7206 flow_rule_match_ipv4_addrs(flow, &match);
7207 rule->tuples.src_ip[IPV4_INDEX] = be32_to_cpu(match.key->src);
7208 rule->tuples_mask.src_ip[IPV4_INDEX] =
7209 be32_to_cpu(match.mask->src);
7210 rule->tuples.dst_ip[IPV4_INDEX] = be32_to_cpu(match.key->dst);
7211 rule->tuples_mask.dst_ip[IPV4_INDEX] =
7212 be32_to_cpu(match.mask->dst);
7213 } else if (addr_type == FLOW_DISSECTOR_KEY_IPV6_ADDRS) {
7214 struct flow_match_ipv6_addrs match;
7215
7216 flow_rule_match_ipv6_addrs(flow, &match);
7217 be32_to_cpu_array(rule->tuples.src_ip, match.key->src.s6_addr32,
7218 IPV6_SIZE);
7219 be32_to_cpu_array(rule->tuples_mask.src_ip,
7220 match.mask->src.s6_addr32, IPV6_SIZE);
7221 be32_to_cpu_array(rule->tuples.dst_ip, match.key->dst.s6_addr32,
7222 IPV6_SIZE);
7223 be32_to_cpu_array(rule->tuples_mask.dst_ip,
7224 match.mask->dst.s6_addr32, IPV6_SIZE);
7225 } else {
7226 rule->unused_tuple |= BIT(INNER_SRC_IP);
7227 rule->unused_tuple |= BIT(INNER_DST_IP);
7228 }
7229 }
7230
hclge_get_cls_key_port(const struct flow_rule * flow,struct hclge_fd_rule * rule)7231 static void hclge_get_cls_key_port(const struct flow_rule *flow,
7232 struct hclge_fd_rule *rule)
7233 {
7234 if (flow_rule_match_key(flow, FLOW_DISSECTOR_KEY_PORTS)) {
7235 struct flow_match_ports match;
7236
7237 flow_rule_match_ports(flow, &match);
7238
7239 rule->tuples.src_port = be16_to_cpu(match.key->src);
7240 rule->tuples_mask.src_port = be16_to_cpu(match.mask->src);
7241 rule->tuples.dst_port = be16_to_cpu(match.key->dst);
7242 rule->tuples_mask.dst_port = be16_to_cpu(match.mask->dst);
7243 } else {
7244 rule->unused_tuple |= BIT(INNER_SRC_PORT);
7245 rule->unused_tuple |= BIT(INNER_DST_PORT);
7246 }
7247 }
7248
hclge_parse_cls_flower(struct hclge_dev * hdev,struct flow_cls_offload * cls_flower,struct hclge_fd_rule * rule)7249 static int hclge_parse_cls_flower(struct hclge_dev *hdev,
7250 struct flow_cls_offload *cls_flower,
7251 struct hclge_fd_rule *rule)
7252 {
7253 struct flow_rule *flow = flow_cls_offload_flow_rule(cls_flower);
7254 struct flow_dissector *dissector = flow->match.dissector;
7255
7256 if (dissector->used_keys &
7257 ~(BIT_ULL(FLOW_DISSECTOR_KEY_CONTROL) |
7258 BIT_ULL(FLOW_DISSECTOR_KEY_BASIC) |
7259 BIT_ULL(FLOW_DISSECTOR_KEY_ETH_ADDRS) |
7260 BIT_ULL(FLOW_DISSECTOR_KEY_VLAN) |
7261 BIT_ULL(FLOW_DISSECTOR_KEY_IPV4_ADDRS) |
7262 BIT_ULL(FLOW_DISSECTOR_KEY_IPV6_ADDRS) |
7263 BIT_ULL(FLOW_DISSECTOR_KEY_PORTS))) {
7264 dev_err(&hdev->pdev->dev, "unsupported key set: %#llx\n",
7265 dissector->used_keys);
7266 return -EOPNOTSUPP;
7267 }
7268
7269 hclge_get_cls_key_basic(flow, rule);
7270 hclge_get_cls_key_mac(flow, rule);
7271 hclge_get_cls_key_vlan(flow, rule);
7272 hclge_get_cls_key_ip(flow, rule);
7273 hclge_get_cls_key_port(flow, rule);
7274
7275 return 0;
7276 }
7277
hclge_check_cls_flower(struct hclge_dev * hdev,struct flow_cls_offload * cls_flower,int tc)7278 static int hclge_check_cls_flower(struct hclge_dev *hdev,
7279 struct flow_cls_offload *cls_flower, int tc)
7280 {
7281 u32 prio = cls_flower->common.prio;
7282
7283 if (tc < 0 || tc > hdev->tc_max) {
7284 dev_err(&hdev->pdev->dev, "invalid traffic class\n");
7285 return -EINVAL;
7286 }
7287
7288 if (prio == 0 ||
7289 prio > hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]) {
7290 dev_err(&hdev->pdev->dev,
7291 "prio %u should be in range[1, %u]\n",
7292 prio, hdev->fd_cfg.rule_num[HCLGE_FD_STAGE_1]);
7293 return -EINVAL;
7294 }
7295
7296 if (test_bit(prio - 1, hdev->fd_bmap)) {
7297 dev_err(&hdev->pdev->dev, "prio %u is already used\n", prio);
7298 return -EINVAL;
7299 }
7300 return 0;
7301 }
7302
hclge_add_cls_flower(struct hnae3_handle * handle,struct flow_cls_offload * cls_flower,int tc)7303 static int hclge_add_cls_flower(struct hnae3_handle *handle,
7304 struct flow_cls_offload *cls_flower,
7305 int tc)
7306 {
7307 struct hclge_vport *vport = hclge_get_vport(handle);
7308 struct hclge_dev *hdev = vport->back;
7309 struct hclge_fd_rule *rule;
7310 int ret;
7311
7312 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev)) {
7313 dev_err(&hdev->pdev->dev,
7314 "cls flower is not supported\n");
7315 return -EOPNOTSUPP;
7316 }
7317
7318 ret = hclge_check_cls_flower(hdev, cls_flower, tc);
7319 if (ret) {
7320 dev_err(&hdev->pdev->dev,
7321 "failed to check cls flower params, ret = %d\n", ret);
7322 return ret;
7323 }
7324
7325 rule = kzalloc(sizeof(*rule), GFP_KERNEL);
7326 if (!rule)
7327 return -ENOMEM;
7328
7329 ret = hclge_parse_cls_flower(hdev, cls_flower, rule);
7330 if (ret) {
7331 kfree(rule);
7332 return ret;
7333 }
7334
7335 rule->action = HCLGE_FD_ACTION_SELECT_TC;
7336 rule->cls_flower.tc = tc;
7337 rule->location = cls_flower->common.prio - 1;
7338 rule->vf_id = 0;
7339 rule->cls_flower.cookie = cls_flower->cookie;
7340 rule->rule_type = HCLGE_FD_TC_FLOWER_ACTIVE;
7341
7342 ret = hclge_add_fd_entry_common(hdev, rule);
7343 if (ret)
7344 kfree(rule);
7345
7346 return ret;
7347 }
7348
hclge_find_cls_flower(struct hclge_dev * hdev,unsigned long cookie)7349 static struct hclge_fd_rule *hclge_find_cls_flower(struct hclge_dev *hdev,
7350 unsigned long cookie)
7351 {
7352 struct hclge_fd_rule *rule;
7353 struct hlist_node *node;
7354
7355 hlist_for_each_entry_safe(rule, node, &hdev->fd_rule_list, rule_node) {
7356 if (rule->cls_flower.cookie == cookie)
7357 return rule;
7358 }
7359
7360 return NULL;
7361 }
7362
hclge_del_cls_flower(struct hnae3_handle * handle,struct flow_cls_offload * cls_flower)7363 static int hclge_del_cls_flower(struct hnae3_handle *handle,
7364 struct flow_cls_offload *cls_flower)
7365 {
7366 struct hclge_vport *vport = hclge_get_vport(handle);
7367 struct hclge_dev *hdev = vport->back;
7368 struct hclge_fd_rule *rule;
7369 int ret;
7370
7371 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
7372 return -EOPNOTSUPP;
7373
7374 spin_lock_bh(&hdev->fd_rule_lock);
7375
7376 rule = hclge_find_cls_flower(hdev, cls_flower->cookie);
7377 if (!rule) {
7378 spin_unlock_bh(&hdev->fd_rule_lock);
7379 return -EINVAL;
7380 }
7381
7382 ret = hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true, rule->location,
7383 NULL, false);
7384 if (ret) {
7385 /* if tcam config fail, set rule state to TO_DEL,
7386 * so the rule will be deleted when periodic
7387 * task being scheduled.
7388 */
7389 hclge_update_fd_list(hdev, HCLGE_FD_TO_DEL, rule->location, NULL);
7390 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
7391 spin_unlock_bh(&hdev->fd_rule_lock);
7392 return ret;
7393 }
7394
7395 hclge_update_fd_list(hdev, HCLGE_FD_DELETED, rule->location, NULL);
7396 spin_unlock_bh(&hdev->fd_rule_lock);
7397
7398 return 0;
7399 }
7400
hclge_sync_fd_list(struct hclge_dev * hdev,struct hlist_head * hlist)7401 static void hclge_sync_fd_list(struct hclge_dev *hdev, struct hlist_head *hlist)
7402 {
7403 struct hclge_fd_rule *rule;
7404 struct hlist_node *node;
7405 int ret = 0;
7406
7407 if (!test_and_clear_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state))
7408 return;
7409
7410 spin_lock_bh(&hdev->fd_rule_lock);
7411
7412 hlist_for_each_entry_safe(rule, node, hlist, rule_node) {
7413 switch (rule->state) {
7414 case HCLGE_FD_TO_ADD:
7415 ret = hclge_fd_config_rule(hdev, rule);
7416 if (ret)
7417 goto out;
7418 rule->state = HCLGE_FD_ACTIVE;
7419 break;
7420 case HCLGE_FD_TO_DEL:
7421 ret = hclge_fd_tcam_config(hdev, HCLGE_FD_STAGE_1, true,
7422 rule->location, NULL, false);
7423 if (ret)
7424 goto out;
7425 hclge_fd_dec_rule_cnt(hdev, rule->location);
7426 hclge_fd_free_node(hdev, rule);
7427 break;
7428 default:
7429 break;
7430 }
7431 }
7432
7433 out:
7434 if (ret)
7435 set_bit(HCLGE_STATE_FD_TBL_CHANGED, &hdev->state);
7436
7437 spin_unlock_bh(&hdev->fd_rule_lock);
7438 }
7439
hclge_sync_fd_table(struct hclge_dev * hdev)7440 static void hclge_sync_fd_table(struct hclge_dev *hdev)
7441 {
7442 if (!hnae3_ae_dev_fd_supported(hdev->ae_dev))
7443 return;
7444
7445 if (test_and_clear_bit(HCLGE_STATE_FD_CLEAR_ALL, &hdev->state)) {
7446 bool clear_list = hdev->fd_active_type == HCLGE_FD_ARFS_ACTIVE;
7447
7448 hclge_clear_fd_rules_in_list(hdev, clear_list);
7449 }
7450
7451 hclge_sync_fd_user_def_cfg(hdev, false);
7452
7453 hclge_sync_fd_list(hdev, &hdev->fd_rule_list);
7454 }
7455
hclge_get_hw_reset_stat(struct hnae3_handle * handle)7456 static bool hclge_get_hw_reset_stat(struct hnae3_handle *handle)
7457 {
7458 struct hclge_vport *vport = hclge_get_vport(handle);
7459 struct hclge_dev *hdev = vport->back;
7460
7461 return hclge_read_dev(&hdev->hw, HCLGE_GLOBAL_RESET_REG) ||
7462 hclge_read_dev(&hdev->hw, HCLGE_FUN_RST_ING);
7463 }
7464
hclge_get_cmdq_stat(struct hnae3_handle * handle)7465 static bool hclge_get_cmdq_stat(struct hnae3_handle *handle)
7466 {
7467 struct hclge_vport *vport = hclge_get_vport(handle);
7468 struct hclge_dev *hdev = vport->back;
7469
7470 return test_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state);
7471 }
7472
hclge_ae_dev_resetting(struct hnae3_handle * handle)7473 static bool hclge_ae_dev_resetting(struct hnae3_handle *handle)
7474 {
7475 struct hclge_vport *vport = hclge_get_vport(handle);
7476 struct hclge_dev *hdev = vport->back;
7477
7478 return test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
7479 }
7480
hclge_ae_dev_reset_cnt(struct hnae3_handle * handle)7481 static unsigned long hclge_ae_dev_reset_cnt(struct hnae3_handle *handle)
7482 {
7483 struct hclge_vport *vport = hclge_get_vport(handle);
7484 struct hclge_dev *hdev = vport->back;
7485
7486 return hdev->rst_stats.hw_reset_done_cnt;
7487 }
7488
hclge_enable_fd(struct hnae3_handle * handle,bool enable)7489 static void hclge_enable_fd(struct hnae3_handle *handle, bool enable)
7490 {
7491 struct hclge_vport *vport = hclge_get_vport(handle);
7492 struct hclge_dev *hdev = vport->back;
7493
7494 hdev->fd_en = enable;
7495
7496 if (!enable)
7497 set_bit(HCLGE_STATE_FD_CLEAR_ALL, &hdev->state);
7498 else
7499 hclge_restore_fd_entries(handle);
7500
7501 hclge_task_schedule(hdev, 0);
7502 }
7503
hclge_cfg_mac_mode(struct hclge_dev * hdev,bool enable)7504 static void hclge_cfg_mac_mode(struct hclge_dev *hdev, bool enable)
7505 {
7506 #define HCLGE_LINK_STATUS_WAIT_CNT 3
7507
7508 struct hclge_desc desc;
7509 struct hclge_config_mac_mode_cmd *req =
7510 (struct hclge_config_mac_mode_cmd *)desc.data;
7511 u32 loop_en = 0;
7512 int ret;
7513
7514 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, false);
7515
7516 if (enable) {
7517 hnae3_set_bit(loop_en, HCLGE_MAC_TX_EN_B, 1U);
7518 hnae3_set_bit(loop_en, HCLGE_MAC_RX_EN_B, 1U);
7519 hnae3_set_bit(loop_en, HCLGE_MAC_PAD_TX_B, 1U);
7520 hnae3_set_bit(loop_en, HCLGE_MAC_PAD_RX_B, 1U);
7521 hnae3_set_bit(loop_en, HCLGE_MAC_FCS_TX_B, 1U);
7522 hnae3_set_bit(loop_en, HCLGE_MAC_RX_FCS_B, 1U);
7523 hnae3_set_bit(loop_en, HCLGE_MAC_RX_FCS_STRIP_B, 1U);
7524 hnae3_set_bit(loop_en, HCLGE_MAC_TX_OVERSIZE_TRUNCATE_B, 1U);
7525 hnae3_set_bit(loop_en, HCLGE_MAC_RX_OVERSIZE_TRUNCATE_B, 1U);
7526 hnae3_set_bit(loop_en, HCLGE_MAC_TX_UNDER_MIN_ERR_B, 1U);
7527 }
7528
7529 req->txrx_pad_fcs_loop_en = cpu_to_le32(loop_en);
7530
7531 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7532 if (ret) {
7533 dev_err(&hdev->pdev->dev,
7534 "mac enable fail, ret =%d.\n", ret);
7535 return;
7536 }
7537
7538 if (!enable)
7539 hclge_mac_link_status_wait(hdev, HCLGE_LINK_STATUS_DOWN,
7540 HCLGE_LINK_STATUS_WAIT_CNT);
7541 }
7542
hclge_config_switch_param(struct hclge_dev * hdev,int vfid,u8 switch_param,u8 param_mask)7543 static int hclge_config_switch_param(struct hclge_dev *hdev, int vfid,
7544 u8 switch_param, u8 param_mask)
7545 {
7546 struct hclge_mac_vlan_switch_cmd *req;
7547 struct hclge_desc desc;
7548 u32 func_id;
7549 int ret;
7550
7551 func_id = hclge_get_port_number(HOST_PORT, 0, vfid, 0);
7552 req = (struct hclge_mac_vlan_switch_cmd *)desc.data;
7553
7554 /* read current config parameter */
7555 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_SWITCH_PARAM,
7556 true);
7557 req->roce_sel = HCLGE_MAC_VLAN_NIC_SEL;
7558 req->func_id = cpu_to_le32(func_id);
7559
7560 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7561 if (ret) {
7562 dev_err(&hdev->pdev->dev,
7563 "read mac vlan switch parameter fail, ret = %d\n", ret);
7564 return ret;
7565 }
7566
7567 /* modify and write new config parameter */
7568 hclge_comm_cmd_reuse_desc(&desc, false);
7569 req->switch_param = (req->switch_param & param_mask) | switch_param;
7570 req->param_mask = param_mask;
7571
7572 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7573 if (ret)
7574 dev_err(&hdev->pdev->dev,
7575 "set mac vlan switch parameter fail, ret = %d\n", ret);
7576 return ret;
7577 }
7578
hclge_phy_link_status_wait(struct hclge_dev * hdev,int link_ret)7579 static void hclge_phy_link_status_wait(struct hclge_dev *hdev,
7580 int link_ret)
7581 {
7582 #define HCLGE_PHY_LINK_STATUS_NUM 200
7583
7584 struct phy_device *phydev = hdev->hw.mac.phydev;
7585 int i = 0;
7586 int ret;
7587
7588 do {
7589 ret = phy_read_status(phydev);
7590 if (ret) {
7591 dev_err(&hdev->pdev->dev,
7592 "phy update link status fail, ret = %d\n", ret);
7593 return;
7594 }
7595
7596 if (phydev->link == link_ret)
7597 break;
7598
7599 msleep(HCLGE_LINK_STATUS_MS);
7600 } while (++i < HCLGE_PHY_LINK_STATUS_NUM);
7601 }
7602
hclge_mac_link_status_wait(struct hclge_dev * hdev,int link_ret,int wait_cnt)7603 static int hclge_mac_link_status_wait(struct hclge_dev *hdev, int link_ret,
7604 int wait_cnt)
7605 {
7606 int link_status;
7607 int i = 0;
7608 int ret;
7609
7610 do {
7611 ret = hclge_get_mac_link_status(hdev, &link_status);
7612 if (ret)
7613 return ret;
7614 if (link_status == link_ret)
7615 return 0;
7616
7617 msleep(HCLGE_LINK_STATUS_MS);
7618 } while (++i < wait_cnt);
7619 return -EBUSY;
7620 }
7621
hclge_mac_phy_link_status_wait(struct hclge_dev * hdev,bool en,bool is_phy)7622 static int hclge_mac_phy_link_status_wait(struct hclge_dev *hdev, bool en,
7623 bool is_phy)
7624 {
7625 #define HCLGE_MAC_LINK_STATUS_NUM 100
7626
7627 int link_ret;
7628
7629 link_ret = en ? HCLGE_LINK_STATUS_UP : HCLGE_LINK_STATUS_DOWN;
7630
7631 if (is_phy)
7632 hclge_phy_link_status_wait(hdev, link_ret);
7633
7634 return hclge_mac_link_status_wait(hdev, link_ret,
7635 HCLGE_MAC_LINK_STATUS_NUM);
7636 }
7637
hclge_set_app_loopback(struct hclge_dev * hdev,bool en)7638 static int hclge_set_app_loopback(struct hclge_dev *hdev, bool en)
7639 {
7640 struct hclge_config_mac_mode_cmd *req;
7641 struct hclge_desc desc;
7642 u32 loop_en;
7643 int ret;
7644
7645 req = (struct hclge_config_mac_mode_cmd *)&desc.data[0];
7646 /* 1 Read out the MAC mode config at first */
7647 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAC_MODE, true);
7648 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7649 if (ret) {
7650 dev_err(&hdev->pdev->dev,
7651 "mac loopback get fail, ret =%d.\n", ret);
7652 return ret;
7653 }
7654
7655 /* 2 Then setup the loopback flag */
7656 loop_en = le32_to_cpu(req->txrx_pad_fcs_loop_en);
7657 hnae3_set_bit(loop_en, HCLGE_MAC_APP_LP_B, en ? 1 : 0);
7658
7659 req->txrx_pad_fcs_loop_en = cpu_to_le32(loop_en);
7660
7661 /* 3 Config mac work mode with loopback flag
7662 * and its original configure parameters
7663 */
7664 hclge_comm_cmd_reuse_desc(&desc, false);
7665 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7666 if (ret)
7667 dev_err(&hdev->pdev->dev,
7668 "mac loopback set fail, ret =%d.\n", ret);
7669 return ret;
7670 }
7671
hclge_cfg_common_loopback_cmd_send(struct hclge_dev * hdev,bool en,enum hnae3_loop loop_mode)7672 static int hclge_cfg_common_loopback_cmd_send(struct hclge_dev *hdev, bool en,
7673 enum hnae3_loop loop_mode)
7674 {
7675 struct hclge_common_lb_cmd *req;
7676 struct hclge_desc desc;
7677 u8 loop_mode_b;
7678 int ret;
7679
7680 req = (struct hclge_common_lb_cmd *)desc.data;
7681 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_COMMON_LOOPBACK, false);
7682
7683 switch (loop_mode) {
7684 case HNAE3_LOOP_SERIAL_SERDES:
7685 loop_mode_b = HCLGE_CMD_SERDES_SERIAL_INNER_LOOP_B;
7686 break;
7687 case HNAE3_LOOP_PARALLEL_SERDES:
7688 loop_mode_b = HCLGE_CMD_SERDES_PARALLEL_INNER_LOOP_B;
7689 break;
7690 case HNAE3_LOOP_PHY:
7691 loop_mode_b = HCLGE_CMD_GE_PHY_INNER_LOOP_B;
7692 break;
7693 default:
7694 dev_err(&hdev->pdev->dev,
7695 "unsupported loopback mode %d\n", loop_mode);
7696 return -ENOTSUPP;
7697 }
7698
7699 req->mask = loop_mode_b;
7700 if (en)
7701 req->enable = loop_mode_b;
7702
7703 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7704 if (ret)
7705 dev_err(&hdev->pdev->dev,
7706 "failed to send loopback cmd, loop_mode = %d, ret = %d\n",
7707 loop_mode, ret);
7708
7709 return ret;
7710 }
7711
hclge_cfg_common_loopback_wait(struct hclge_dev * hdev)7712 static int hclge_cfg_common_loopback_wait(struct hclge_dev *hdev)
7713 {
7714 #define HCLGE_COMMON_LB_RETRY_MS 10
7715 #define HCLGE_COMMON_LB_RETRY_NUM 100
7716
7717 struct hclge_common_lb_cmd *req;
7718 struct hclge_desc desc;
7719 u32 i = 0;
7720 int ret;
7721
7722 req = (struct hclge_common_lb_cmd *)desc.data;
7723
7724 do {
7725 msleep(HCLGE_COMMON_LB_RETRY_MS);
7726 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_COMMON_LOOPBACK,
7727 true);
7728 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
7729 if (ret) {
7730 dev_err(&hdev->pdev->dev,
7731 "failed to get loopback done status, ret = %d\n",
7732 ret);
7733 return ret;
7734 }
7735 } while (++i < HCLGE_COMMON_LB_RETRY_NUM &&
7736 !(req->result & HCLGE_CMD_COMMON_LB_DONE_B));
7737
7738 if (!(req->result & HCLGE_CMD_COMMON_LB_DONE_B)) {
7739 dev_err(&hdev->pdev->dev, "wait loopback timeout\n");
7740 return -EBUSY;
7741 } else if (!(req->result & HCLGE_CMD_COMMON_LB_SUCCESS_B)) {
7742 dev_err(&hdev->pdev->dev, "failed to do loopback test\n");
7743 return -EIO;
7744 }
7745
7746 return 0;
7747 }
7748
hclge_cfg_common_loopback(struct hclge_dev * hdev,bool en,enum hnae3_loop loop_mode)7749 static int hclge_cfg_common_loopback(struct hclge_dev *hdev, bool en,
7750 enum hnae3_loop loop_mode)
7751 {
7752 int ret;
7753
7754 ret = hclge_cfg_common_loopback_cmd_send(hdev, en, loop_mode);
7755 if (ret)
7756 return ret;
7757
7758 return hclge_cfg_common_loopback_wait(hdev);
7759 }
7760
hclge_set_common_loopback(struct hclge_dev * hdev,bool en,enum hnae3_loop loop_mode)7761 static int hclge_set_common_loopback(struct hclge_dev *hdev, bool en,
7762 enum hnae3_loop loop_mode)
7763 {
7764 int ret;
7765
7766 ret = hclge_cfg_common_loopback(hdev, en, loop_mode);
7767 if (ret)
7768 return ret;
7769
7770 hclge_cfg_mac_mode(hdev, en);
7771
7772 ret = hclge_mac_phy_link_status_wait(hdev, en, false);
7773 if (ret)
7774 dev_err(&hdev->pdev->dev,
7775 "serdes loopback config mac mode timeout\n");
7776
7777 return ret;
7778 }
7779
hclge_enable_phy_loopback(struct hclge_dev * hdev,struct phy_device * phydev)7780 static int hclge_enable_phy_loopback(struct hclge_dev *hdev,
7781 struct phy_device *phydev)
7782 {
7783 int ret;
7784
7785 if (!phydev->suspended) {
7786 ret = phy_suspend(phydev);
7787 if (ret)
7788 return ret;
7789 }
7790
7791 ret = phy_resume(phydev);
7792 if (ret)
7793 return ret;
7794
7795 return phy_loopback(phydev, true);
7796 }
7797
hclge_disable_phy_loopback(struct hclge_dev * hdev,struct phy_device * phydev)7798 static int hclge_disable_phy_loopback(struct hclge_dev *hdev,
7799 struct phy_device *phydev)
7800 {
7801 int ret;
7802
7803 ret = phy_loopback(phydev, false);
7804 if (ret)
7805 return ret;
7806
7807 return phy_suspend(phydev);
7808 }
7809
hclge_set_phy_loopback(struct hclge_dev * hdev,bool en)7810 static int hclge_set_phy_loopback(struct hclge_dev *hdev, bool en)
7811 {
7812 struct phy_device *phydev = hdev->hw.mac.phydev;
7813 int ret;
7814
7815 if (!phydev) {
7816 if (hnae3_dev_phy_imp_supported(hdev))
7817 return hclge_set_common_loopback(hdev, en,
7818 HNAE3_LOOP_PHY);
7819 return -ENOTSUPP;
7820 }
7821
7822 if (en)
7823 ret = hclge_enable_phy_loopback(hdev, phydev);
7824 else
7825 ret = hclge_disable_phy_loopback(hdev, phydev);
7826 if (ret) {
7827 dev_err(&hdev->pdev->dev,
7828 "set phy loopback fail, ret = %d\n", ret);
7829 return ret;
7830 }
7831
7832 hclge_cfg_mac_mode(hdev, en);
7833
7834 ret = hclge_mac_phy_link_status_wait(hdev, en, true);
7835 if (ret)
7836 dev_err(&hdev->pdev->dev,
7837 "phy loopback config mac mode timeout\n");
7838
7839 return ret;
7840 }
7841
hclge_tqp_enable_cmd_send(struct hclge_dev * hdev,u16 tqp_id,u16 stream_id,bool enable)7842 static int hclge_tqp_enable_cmd_send(struct hclge_dev *hdev, u16 tqp_id,
7843 u16 stream_id, bool enable)
7844 {
7845 struct hclge_desc desc;
7846 struct hclge_cfg_com_tqp_queue_cmd *req =
7847 (struct hclge_cfg_com_tqp_queue_cmd *)desc.data;
7848
7849 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_COM_TQP_QUEUE, false);
7850 req->tqp_id = cpu_to_le16(tqp_id);
7851 req->stream_id = cpu_to_le16(stream_id);
7852 if (enable)
7853 req->enable |= 1U << HCLGE_TQP_ENABLE_B;
7854
7855 return hclge_cmd_send(&hdev->hw, &desc, 1);
7856 }
7857
hclge_tqp_enable(struct hnae3_handle * handle,bool enable)7858 static int hclge_tqp_enable(struct hnae3_handle *handle, bool enable)
7859 {
7860 struct hclge_vport *vport = hclge_get_vport(handle);
7861 struct hclge_dev *hdev = vport->back;
7862 int ret;
7863 u16 i;
7864
7865 for (i = 0; i < handle->kinfo.num_tqps; i++) {
7866 ret = hclge_tqp_enable_cmd_send(hdev, i, 0, enable);
7867 if (ret)
7868 return ret;
7869 }
7870 return 0;
7871 }
7872
hclge_set_loopback(struct hnae3_handle * handle,enum hnae3_loop loop_mode,bool en)7873 static int hclge_set_loopback(struct hnae3_handle *handle,
7874 enum hnae3_loop loop_mode, bool en)
7875 {
7876 struct hclge_vport *vport = hclge_get_vport(handle);
7877 struct hclge_dev *hdev = vport->back;
7878 int ret = 0;
7879
7880 /* Loopback can be enabled in three places: SSU, MAC, and serdes. By
7881 * default, SSU loopback is enabled, so if the SMAC and the DMAC are
7882 * the same, the packets are looped back in the SSU. If SSU loopback
7883 * is disabled, packets can reach MAC even if SMAC is the same as DMAC.
7884 */
7885 if (hdev->ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V2) {
7886 u8 switch_param = en ? 0 : BIT(HCLGE_SWITCH_ALW_LPBK_B);
7887
7888 ret = hclge_config_switch_param(hdev, PF_VPORT_ID, switch_param,
7889 HCLGE_SWITCH_ALW_LPBK_MASK);
7890 if (ret)
7891 return ret;
7892 }
7893
7894 switch (loop_mode) {
7895 case HNAE3_LOOP_APP:
7896 ret = hclge_set_app_loopback(hdev, en);
7897 break;
7898 case HNAE3_LOOP_SERIAL_SERDES:
7899 case HNAE3_LOOP_PARALLEL_SERDES:
7900 ret = hclge_set_common_loopback(hdev, en, loop_mode);
7901 break;
7902 case HNAE3_LOOP_PHY:
7903 ret = hclge_set_phy_loopback(hdev, en);
7904 break;
7905 case HNAE3_LOOP_EXTERNAL:
7906 break;
7907 default:
7908 ret = -ENOTSUPP;
7909 dev_err(&hdev->pdev->dev,
7910 "loop_mode %d is not supported\n", loop_mode);
7911 break;
7912 }
7913
7914 if (ret)
7915 return ret;
7916
7917 ret = hclge_tqp_enable(handle, en);
7918 if (ret)
7919 dev_err(&hdev->pdev->dev, "failed to %s tqp in loopback, ret = %d\n",
7920 en ? "enable" : "disable", ret);
7921
7922 return ret;
7923 }
7924
hclge_set_default_loopback(struct hclge_dev * hdev)7925 static int hclge_set_default_loopback(struct hclge_dev *hdev)
7926 {
7927 int ret;
7928
7929 ret = hclge_set_app_loopback(hdev, false);
7930 if (ret)
7931 return ret;
7932
7933 ret = hclge_cfg_common_loopback(hdev, false, HNAE3_LOOP_SERIAL_SERDES);
7934 if (ret)
7935 return ret;
7936
7937 return hclge_cfg_common_loopback(hdev, false,
7938 HNAE3_LOOP_PARALLEL_SERDES);
7939 }
7940
hclge_flush_link_update(struct hclge_dev * hdev)7941 static void hclge_flush_link_update(struct hclge_dev *hdev)
7942 {
7943 #define HCLGE_FLUSH_LINK_TIMEOUT 100000
7944
7945 unsigned long last = hdev->serv_processed_cnt;
7946 int i = 0;
7947
7948 while (test_bit(HCLGE_STATE_LINK_UPDATING, &hdev->state) &&
7949 i++ < HCLGE_FLUSH_LINK_TIMEOUT &&
7950 last == hdev->serv_processed_cnt)
7951 usleep_range(1, 1);
7952 }
7953
hclge_set_timer_task(struct hnae3_handle * handle,bool enable)7954 static void hclge_set_timer_task(struct hnae3_handle *handle, bool enable)
7955 {
7956 struct hclge_vport *vport = hclge_get_vport(handle);
7957 struct hclge_dev *hdev = vport->back;
7958
7959 if (enable) {
7960 hclge_task_schedule(hdev, 0);
7961 } else {
7962 /* Set the DOWN flag here to disable link updating */
7963 set_bit(HCLGE_STATE_DOWN, &hdev->state);
7964
7965 smp_mb__after_atomic(); /* flush memory to make sure DOWN is seen by service task */
7966 hclge_flush_link_update(hdev);
7967 }
7968 }
7969
hclge_ae_start(struct hnae3_handle * handle)7970 static int hclge_ae_start(struct hnae3_handle *handle)
7971 {
7972 struct hclge_vport *vport = hclge_get_vport(handle);
7973 struct hclge_dev *hdev = vport->back;
7974
7975 /* mac enable */
7976 hclge_cfg_mac_mode(hdev, true);
7977 clear_bit(HCLGE_STATE_DOWN, &hdev->state);
7978 hdev->hw.mac.link = 0;
7979
7980 /* reset tqp stats */
7981 hclge_comm_reset_tqp_stats(handle);
7982
7983 hclge_mac_start_phy(hdev);
7984
7985 return 0;
7986 }
7987
hclge_ae_stop(struct hnae3_handle * handle)7988 static void hclge_ae_stop(struct hnae3_handle *handle)
7989 {
7990 struct hclge_vport *vport = hclge_get_vport(handle);
7991 struct hclge_dev *hdev = vport->back;
7992
7993 set_bit(HCLGE_STATE_DOWN, &hdev->state);
7994 spin_lock_bh(&hdev->fd_rule_lock);
7995 hclge_clear_arfs_rules(hdev);
7996 spin_unlock_bh(&hdev->fd_rule_lock);
7997
7998 /* If it is not PF reset or FLR, the firmware will disable the MAC,
7999 * so it only need to stop phy here.
8000 */
8001 if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state)) {
8002 hclge_pfc_pause_en_cfg(hdev, HCLGE_PFC_TX_RX_DISABLE,
8003 HCLGE_PFC_DISABLE);
8004 if (hdev->reset_type != HNAE3_FUNC_RESET &&
8005 hdev->reset_type != HNAE3_FLR_RESET) {
8006 hclge_mac_stop_phy(hdev);
8007 hclge_update_link_status(hdev);
8008 return;
8009 }
8010 }
8011
8012 hclge_reset_tqp(handle);
8013
8014 hclge_config_mac_tnl_int(hdev, false);
8015
8016 /* Mac disable */
8017 hclge_cfg_mac_mode(hdev, false);
8018
8019 hclge_mac_stop_phy(hdev);
8020
8021 /* reset tqp stats */
8022 hclge_comm_reset_tqp_stats(handle);
8023 hclge_update_link_status(hdev);
8024 }
8025
hclge_vport_start(struct hclge_vport * vport)8026 int hclge_vport_start(struct hclge_vport *vport)
8027 {
8028 struct hclge_dev *hdev = vport->back;
8029
8030 set_bit(HCLGE_VPORT_STATE_INITED, &vport->state);
8031 set_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state);
8032 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
8033 vport->last_active_jiffies = jiffies;
8034 vport->need_notify = 0;
8035
8036 if (test_bit(vport->vport_id, hdev->vport_config_block)) {
8037 if (vport->vport_id) {
8038 hclge_restore_mac_table_common(vport);
8039 hclge_restore_vport_vlan_table(vport);
8040 } else {
8041 hclge_restore_hw_table(hdev);
8042 }
8043 }
8044
8045 clear_bit(vport->vport_id, hdev->vport_config_block);
8046
8047 return 0;
8048 }
8049
hclge_vport_stop(struct hclge_vport * vport)8050 void hclge_vport_stop(struct hclge_vport *vport)
8051 {
8052 clear_bit(HCLGE_VPORT_STATE_INITED, &vport->state);
8053 clear_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state);
8054 vport->need_notify = 0;
8055 }
8056
hclge_client_start(struct hnae3_handle * handle)8057 static int hclge_client_start(struct hnae3_handle *handle)
8058 {
8059 struct hclge_vport *vport = hclge_get_vport(handle);
8060
8061 return hclge_vport_start(vport);
8062 }
8063
hclge_client_stop(struct hnae3_handle * handle)8064 static void hclge_client_stop(struct hnae3_handle *handle)
8065 {
8066 struct hclge_vport *vport = hclge_get_vport(handle);
8067
8068 hclge_vport_stop(vport);
8069 }
8070
hclge_get_mac_vlan_cmd_status(struct hclge_vport * vport,u16 cmdq_resp,u8 resp_code,enum hclge_mac_vlan_tbl_opcode op)8071 static int hclge_get_mac_vlan_cmd_status(struct hclge_vport *vport,
8072 u16 cmdq_resp, u8 resp_code,
8073 enum hclge_mac_vlan_tbl_opcode op)
8074 {
8075 struct hclge_dev *hdev = vport->back;
8076
8077 if (cmdq_resp) {
8078 dev_err(&hdev->pdev->dev,
8079 "cmdq execute failed for get_mac_vlan_cmd_status,status=%u.\n",
8080 cmdq_resp);
8081 return -EIO;
8082 }
8083
8084 if (op == HCLGE_MAC_VLAN_ADD) {
8085 if (!resp_code || resp_code == 1)
8086 return 0;
8087 else if (resp_code == HCLGE_ADD_UC_OVERFLOW ||
8088 resp_code == HCLGE_ADD_MC_OVERFLOW)
8089 return -ENOSPC;
8090
8091 dev_err(&hdev->pdev->dev,
8092 "add mac addr failed for undefined, code=%u.\n",
8093 resp_code);
8094 return -EIO;
8095 } else if (op == HCLGE_MAC_VLAN_REMOVE) {
8096 if (!resp_code) {
8097 return 0;
8098 } else if (resp_code == 1) {
8099 dev_dbg(&hdev->pdev->dev,
8100 "remove mac addr failed for miss.\n");
8101 return -ENOENT;
8102 }
8103
8104 dev_err(&hdev->pdev->dev,
8105 "remove mac addr failed for undefined, code=%u.\n",
8106 resp_code);
8107 return -EIO;
8108 } else if (op == HCLGE_MAC_VLAN_LKUP) {
8109 if (!resp_code) {
8110 return 0;
8111 } else if (resp_code == 1) {
8112 dev_dbg(&hdev->pdev->dev,
8113 "lookup mac addr failed for miss.\n");
8114 return -ENOENT;
8115 }
8116
8117 dev_err(&hdev->pdev->dev,
8118 "lookup mac addr failed for undefined, code=%u.\n",
8119 resp_code);
8120 return -EIO;
8121 }
8122
8123 dev_err(&hdev->pdev->dev,
8124 "unknown opcode for get_mac_vlan_cmd_status, opcode=%d.\n", op);
8125
8126 return -EINVAL;
8127 }
8128
hclge_update_desc_vfid(struct hclge_desc * desc,int vfid,bool clr)8129 static int hclge_update_desc_vfid(struct hclge_desc *desc, int vfid, bool clr)
8130 {
8131 #define HCLGE_VF_NUM_IN_FIRST_DESC 192
8132
8133 unsigned int word_num;
8134 unsigned int bit_num;
8135
8136 if (vfid > 255 || vfid < 0)
8137 return -EIO;
8138
8139 if (vfid >= 0 && vfid < HCLGE_VF_NUM_IN_FIRST_DESC) {
8140 word_num = vfid / 32;
8141 bit_num = vfid % 32;
8142 if (clr)
8143 desc[1].data[word_num] &= cpu_to_le32(~(1 << bit_num));
8144 else
8145 desc[1].data[word_num] |= cpu_to_le32(1 << bit_num);
8146 } else {
8147 word_num = (vfid - HCLGE_VF_NUM_IN_FIRST_DESC) / 32;
8148 bit_num = vfid % 32;
8149 if (clr)
8150 desc[2].data[word_num] &= cpu_to_le32(~(1 << bit_num));
8151 else
8152 desc[2].data[word_num] |= cpu_to_le32(1 << bit_num);
8153 }
8154
8155 return 0;
8156 }
8157
hclge_is_all_function_id_zero(struct hclge_desc * desc)8158 static bool hclge_is_all_function_id_zero(struct hclge_desc *desc)
8159 {
8160 #define HCLGE_DESC_NUMBER 3
8161 #define HCLGE_FUNC_NUMBER_PER_DESC 6
8162 int i, j;
8163
8164 for (i = 1; i < HCLGE_DESC_NUMBER; i++)
8165 for (j = 0; j < HCLGE_FUNC_NUMBER_PER_DESC; j++)
8166 if (desc[i].data[j])
8167 return false;
8168
8169 return true;
8170 }
8171
hclge_prepare_mac_addr(struct hclge_mac_vlan_tbl_entry_cmd * new_req,const u8 * addr,bool is_mc)8172 static void hclge_prepare_mac_addr(struct hclge_mac_vlan_tbl_entry_cmd *new_req,
8173 const u8 *addr, bool is_mc)
8174 {
8175 const unsigned char *mac_addr = addr;
8176 u32 high_val = mac_addr[2] << 16 | (mac_addr[3] << 24) |
8177 (mac_addr[0]) | (mac_addr[1] << 8);
8178 u32 low_val = mac_addr[4] | (mac_addr[5] << 8);
8179
8180 hnae3_set_bit(new_req->flags, HCLGE_MAC_VLAN_BIT0_EN_B, 1);
8181 if (is_mc) {
8182 hnae3_set_bit(new_req->entry_type, HCLGE_MAC_VLAN_BIT1_EN_B, 1);
8183 hnae3_set_bit(new_req->mc_mac_en, HCLGE_MAC_VLAN_BIT0_EN_B, 1);
8184 }
8185
8186 new_req->mac_addr_hi32 = cpu_to_le32(high_val);
8187 new_req->mac_addr_lo16 = cpu_to_le16(low_val & 0xffff);
8188 }
8189
hclge_remove_mac_vlan_tbl(struct hclge_vport * vport,struct hclge_mac_vlan_tbl_entry_cmd * req)8190 static int hclge_remove_mac_vlan_tbl(struct hclge_vport *vport,
8191 struct hclge_mac_vlan_tbl_entry_cmd *req)
8192 {
8193 struct hclge_dev *hdev = vport->back;
8194 struct hclge_desc desc;
8195 u8 resp_code;
8196 u16 retval;
8197 int ret;
8198
8199 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_REMOVE, false);
8200
8201 memcpy(desc.data, req, sizeof(struct hclge_mac_vlan_tbl_entry_cmd));
8202
8203 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
8204 if (ret) {
8205 dev_err(&hdev->pdev->dev,
8206 "del mac addr failed for cmd_send, ret =%d.\n",
8207 ret);
8208 return ret;
8209 }
8210 resp_code = (le32_to_cpu(desc.data[0]) >> 8) & 0xff;
8211 retval = le16_to_cpu(desc.retval);
8212
8213 return hclge_get_mac_vlan_cmd_status(vport, retval, resp_code,
8214 HCLGE_MAC_VLAN_REMOVE);
8215 }
8216
hclge_lookup_mac_vlan_tbl(struct hclge_vport * vport,struct hclge_mac_vlan_tbl_entry_cmd * req,struct hclge_desc * desc,bool is_mc)8217 static int hclge_lookup_mac_vlan_tbl(struct hclge_vport *vport,
8218 struct hclge_mac_vlan_tbl_entry_cmd *req,
8219 struct hclge_desc *desc,
8220 bool is_mc)
8221 {
8222 struct hclge_dev *hdev = vport->back;
8223 u8 resp_code;
8224 u16 retval;
8225 int ret;
8226
8227 hclge_cmd_setup_basic_desc(&desc[0], HCLGE_OPC_MAC_VLAN_ADD, true);
8228 if (is_mc) {
8229 desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
8230 memcpy(desc[0].data,
8231 req,
8232 sizeof(struct hclge_mac_vlan_tbl_entry_cmd));
8233 hclge_cmd_setup_basic_desc(&desc[1],
8234 HCLGE_OPC_MAC_VLAN_ADD,
8235 true);
8236 desc[1].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
8237 hclge_cmd_setup_basic_desc(&desc[2],
8238 HCLGE_OPC_MAC_VLAN_ADD,
8239 true);
8240 ret = hclge_cmd_send(&hdev->hw, desc, 3);
8241 } else {
8242 memcpy(desc[0].data,
8243 req,
8244 sizeof(struct hclge_mac_vlan_tbl_entry_cmd));
8245 ret = hclge_cmd_send(&hdev->hw, desc, 1);
8246 }
8247 if (ret) {
8248 dev_err(&hdev->pdev->dev,
8249 "lookup mac addr failed for cmd_send, ret =%d.\n",
8250 ret);
8251 return ret;
8252 }
8253 resp_code = (le32_to_cpu(desc[0].data[0]) >> 8) & 0xff;
8254 retval = le16_to_cpu(desc[0].retval);
8255
8256 return hclge_get_mac_vlan_cmd_status(vport, retval, resp_code,
8257 HCLGE_MAC_VLAN_LKUP);
8258 }
8259
hclge_add_mac_vlan_tbl(struct hclge_vport * vport,struct hclge_mac_vlan_tbl_entry_cmd * req,struct hclge_desc * mc_desc)8260 static int hclge_add_mac_vlan_tbl(struct hclge_vport *vport,
8261 struct hclge_mac_vlan_tbl_entry_cmd *req,
8262 struct hclge_desc *mc_desc)
8263 {
8264 struct hclge_dev *hdev = vport->back;
8265 int cfg_status;
8266 u8 resp_code;
8267 u16 retval;
8268 int ret;
8269
8270 if (!mc_desc) {
8271 struct hclge_desc desc;
8272
8273 hclge_cmd_setup_basic_desc(&desc,
8274 HCLGE_OPC_MAC_VLAN_ADD,
8275 false);
8276 memcpy(desc.data, req,
8277 sizeof(struct hclge_mac_vlan_tbl_entry_cmd));
8278 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
8279 resp_code = (le32_to_cpu(desc.data[0]) >> 8) & 0xff;
8280 retval = le16_to_cpu(desc.retval);
8281
8282 cfg_status = hclge_get_mac_vlan_cmd_status(vport, retval,
8283 resp_code,
8284 HCLGE_MAC_VLAN_ADD);
8285 } else {
8286 hclge_comm_cmd_reuse_desc(&mc_desc[0], false);
8287 mc_desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
8288 hclge_comm_cmd_reuse_desc(&mc_desc[1], false);
8289 mc_desc[1].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
8290 hclge_comm_cmd_reuse_desc(&mc_desc[2], false);
8291 mc_desc[2].flag &= cpu_to_le16(~HCLGE_COMM_CMD_FLAG_NEXT);
8292 memcpy(mc_desc[0].data, req,
8293 sizeof(struct hclge_mac_vlan_tbl_entry_cmd));
8294 ret = hclge_cmd_send(&hdev->hw, mc_desc, 3);
8295 resp_code = (le32_to_cpu(mc_desc[0].data[0]) >> 8) & 0xff;
8296 retval = le16_to_cpu(mc_desc[0].retval);
8297
8298 cfg_status = hclge_get_mac_vlan_cmd_status(vport, retval,
8299 resp_code,
8300 HCLGE_MAC_VLAN_ADD);
8301 }
8302
8303 if (ret) {
8304 dev_err(&hdev->pdev->dev,
8305 "add mac addr failed for cmd_send, ret =%d.\n",
8306 ret);
8307 return ret;
8308 }
8309
8310 return cfg_status;
8311 }
8312
hclge_set_umv_space(struct hclge_dev * hdev,u16 space_size,u16 * allocated_size)8313 static int hclge_set_umv_space(struct hclge_dev *hdev, u16 space_size,
8314 u16 *allocated_size)
8315 {
8316 struct hclge_umv_spc_alc_cmd *req;
8317 struct hclge_desc desc;
8318 int ret;
8319
8320 req = (struct hclge_umv_spc_alc_cmd *)desc.data;
8321 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_ALLOCATE, false);
8322
8323 req->space_size = cpu_to_le32(space_size);
8324
8325 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
8326 if (ret) {
8327 dev_err(&hdev->pdev->dev, "failed to set umv space, ret = %d\n",
8328 ret);
8329 return ret;
8330 }
8331
8332 *allocated_size = le32_to_cpu(desc.data[1]);
8333
8334 return 0;
8335 }
8336
hclge_init_umv_space(struct hclge_dev * hdev)8337 static int hclge_init_umv_space(struct hclge_dev *hdev)
8338 {
8339 u16 allocated_size = 0;
8340 int ret;
8341
8342 ret = hclge_set_umv_space(hdev, hdev->wanted_umv_size, &allocated_size);
8343 if (ret)
8344 return ret;
8345
8346 if (allocated_size < hdev->wanted_umv_size)
8347 dev_warn(&hdev->pdev->dev,
8348 "failed to alloc umv space, want %u, get %u\n",
8349 hdev->wanted_umv_size, allocated_size);
8350
8351 hdev->max_umv_size = allocated_size;
8352 hdev->priv_umv_size = hdev->max_umv_size / (hdev->num_alloc_vport + 1);
8353 hdev->share_umv_size = hdev->priv_umv_size +
8354 hdev->max_umv_size % (hdev->num_alloc_vport + 1);
8355
8356 if (hdev->ae_dev->dev_specs.mc_mac_size)
8357 set_bit(HNAE3_DEV_SUPPORT_MC_MAC_MNG_B, hdev->ae_dev->caps);
8358
8359 return 0;
8360 }
8361
hclge_reset_umv_space(struct hclge_dev * hdev)8362 static void hclge_reset_umv_space(struct hclge_dev *hdev)
8363 {
8364 struct hclge_vport *vport;
8365 int i;
8366
8367 for (i = 0; i < hdev->num_alloc_vport; i++) {
8368 vport = &hdev->vport[i];
8369 vport->used_umv_num = 0;
8370 }
8371
8372 mutex_lock(&hdev->vport_lock);
8373 hdev->share_umv_size = hdev->priv_umv_size +
8374 hdev->max_umv_size % (hdev->num_alloc_vport + 1);
8375 mutex_unlock(&hdev->vport_lock);
8376
8377 hdev->used_mc_mac_num = 0;
8378 }
8379
hclge_is_umv_space_full(struct hclge_vport * vport,bool need_lock)8380 static bool hclge_is_umv_space_full(struct hclge_vport *vport, bool need_lock)
8381 {
8382 struct hclge_dev *hdev = vport->back;
8383 bool is_full;
8384
8385 if (need_lock)
8386 mutex_lock(&hdev->vport_lock);
8387
8388 is_full = (vport->used_umv_num >= hdev->priv_umv_size &&
8389 hdev->share_umv_size == 0);
8390
8391 if (need_lock)
8392 mutex_unlock(&hdev->vport_lock);
8393
8394 return is_full;
8395 }
8396
hclge_update_umv_space(struct hclge_vport * vport,bool is_free)8397 static void hclge_update_umv_space(struct hclge_vport *vport, bool is_free)
8398 {
8399 struct hclge_dev *hdev = vport->back;
8400
8401 if (is_free) {
8402 if (vport->used_umv_num > hdev->priv_umv_size)
8403 hdev->share_umv_size++;
8404
8405 if (vport->used_umv_num > 0)
8406 vport->used_umv_num--;
8407 } else {
8408 if (vport->used_umv_num >= hdev->priv_umv_size &&
8409 hdev->share_umv_size > 0)
8410 hdev->share_umv_size--;
8411 vport->used_umv_num++;
8412 }
8413 }
8414
hclge_find_mac_node(struct list_head * list,const u8 * mac_addr)8415 static struct hclge_mac_node *hclge_find_mac_node(struct list_head *list,
8416 const u8 *mac_addr)
8417 {
8418 struct hclge_mac_node *mac_node, *tmp;
8419
8420 list_for_each_entry_safe(mac_node, tmp, list, node)
8421 if (ether_addr_equal(mac_addr, mac_node->mac_addr))
8422 return mac_node;
8423
8424 return NULL;
8425 }
8426
hclge_update_mac_node(struct hclge_mac_node * mac_node,enum HCLGE_MAC_NODE_STATE state)8427 static void hclge_update_mac_node(struct hclge_mac_node *mac_node,
8428 enum HCLGE_MAC_NODE_STATE state)
8429 {
8430 switch (state) {
8431 /* from set_rx_mode or tmp_add_list */
8432 case HCLGE_MAC_TO_ADD:
8433 if (mac_node->state == HCLGE_MAC_TO_DEL)
8434 mac_node->state = HCLGE_MAC_ACTIVE;
8435 break;
8436 /* only from set_rx_mode */
8437 case HCLGE_MAC_TO_DEL:
8438 if (mac_node->state == HCLGE_MAC_TO_ADD) {
8439 list_del(&mac_node->node);
8440 kfree(mac_node);
8441 } else {
8442 mac_node->state = HCLGE_MAC_TO_DEL;
8443 }
8444 break;
8445 /* only from tmp_add_list, the mac_node->state won't be
8446 * ACTIVE.
8447 */
8448 case HCLGE_MAC_ACTIVE:
8449 if (mac_node->state == HCLGE_MAC_TO_ADD)
8450 mac_node->state = HCLGE_MAC_ACTIVE;
8451
8452 break;
8453 }
8454 }
8455
hclge_update_mac_list(struct hclge_vport * vport,enum HCLGE_MAC_NODE_STATE state,enum HCLGE_MAC_ADDR_TYPE mac_type,const unsigned char * addr)8456 int hclge_update_mac_list(struct hclge_vport *vport,
8457 enum HCLGE_MAC_NODE_STATE state,
8458 enum HCLGE_MAC_ADDR_TYPE mac_type,
8459 const unsigned char *addr)
8460 {
8461 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
8462 struct hclge_dev *hdev = vport->back;
8463 struct hclge_mac_node *mac_node;
8464 struct list_head *list;
8465
8466 list = (mac_type == HCLGE_MAC_ADDR_UC) ?
8467 &vport->uc_mac_list : &vport->mc_mac_list;
8468
8469 spin_lock_bh(&vport->mac_list_lock);
8470
8471 /* if the mac addr is already in the mac list, no need to add a new
8472 * one into it, just check the mac addr state, convert it to a new
8473 * state, or just remove it, or do nothing.
8474 */
8475 mac_node = hclge_find_mac_node(list, addr);
8476 if (mac_node) {
8477 hclge_update_mac_node(mac_node, state);
8478 spin_unlock_bh(&vport->mac_list_lock);
8479 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE, &vport->state);
8480 return 0;
8481 }
8482
8483 /* if this address is never added, unnecessary to delete */
8484 if (state == HCLGE_MAC_TO_DEL) {
8485 spin_unlock_bh(&vport->mac_list_lock);
8486 hnae3_format_mac_addr(format_mac_addr, addr);
8487 dev_err(&hdev->pdev->dev,
8488 "failed to delete address %s from mac list\n",
8489 format_mac_addr);
8490 return -ENOENT;
8491 }
8492
8493 mac_node = kzalloc(sizeof(*mac_node), GFP_ATOMIC);
8494 if (!mac_node) {
8495 spin_unlock_bh(&vport->mac_list_lock);
8496 return -ENOMEM;
8497 }
8498
8499 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE, &vport->state);
8500
8501 mac_node->state = state;
8502 ether_addr_copy(mac_node->mac_addr, addr);
8503 list_add_tail(&mac_node->node, list);
8504
8505 spin_unlock_bh(&vport->mac_list_lock);
8506
8507 return 0;
8508 }
8509
hclge_add_uc_addr(struct hnae3_handle * handle,const unsigned char * addr)8510 static int hclge_add_uc_addr(struct hnae3_handle *handle,
8511 const unsigned char *addr)
8512 {
8513 struct hclge_vport *vport = hclge_get_vport(handle);
8514
8515 return hclge_update_mac_list(vport, HCLGE_MAC_TO_ADD, HCLGE_MAC_ADDR_UC,
8516 addr);
8517 }
8518
hclge_add_uc_addr_common(struct hclge_vport * vport,const unsigned char * addr)8519 int hclge_add_uc_addr_common(struct hclge_vport *vport,
8520 const unsigned char *addr)
8521 {
8522 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
8523 struct hclge_dev *hdev = vport->back;
8524 struct hclge_mac_vlan_tbl_entry_cmd req;
8525 struct hclge_desc desc;
8526 u16 egress_port = 0;
8527 int ret;
8528
8529 /* mac addr check */
8530 if (is_zero_ether_addr(addr) ||
8531 is_broadcast_ether_addr(addr) ||
8532 is_multicast_ether_addr(addr)) {
8533 hnae3_format_mac_addr(format_mac_addr, addr);
8534 dev_err(&hdev->pdev->dev,
8535 "Set_uc mac err! invalid mac:%s. is_zero:%d,is_br=%d,is_mul=%d\n",
8536 format_mac_addr, is_zero_ether_addr(addr),
8537 is_broadcast_ether_addr(addr),
8538 is_multicast_ether_addr(addr));
8539 return -EINVAL;
8540 }
8541
8542 memset(&req, 0, sizeof(req));
8543
8544 hnae3_set_field(egress_port, HCLGE_MAC_EPORT_VFID_M,
8545 HCLGE_MAC_EPORT_VFID_S, vport->vport_id);
8546
8547 req.egress_port = cpu_to_le16(egress_port);
8548
8549 hclge_prepare_mac_addr(&req, addr, false);
8550
8551 /* Lookup the mac address in the mac_vlan table, and add
8552 * it if the entry is inexistent. Repeated unicast entry
8553 * is not allowed in the mac vlan table.
8554 */
8555 ret = hclge_lookup_mac_vlan_tbl(vport, &req, &desc, false);
8556 if (ret == -ENOENT) {
8557 mutex_lock(&hdev->vport_lock);
8558 if (!hclge_is_umv_space_full(vport, false)) {
8559 ret = hclge_add_mac_vlan_tbl(vport, &req, NULL);
8560 if (!ret)
8561 hclge_update_umv_space(vport, false);
8562 mutex_unlock(&hdev->vport_lock);
8563 return ret;
8564 }
8565 mutex_unlock(&hdev->vport_lock);
8566
8567 if (!(vport->overflow_promisc_flags & HNAE3_OVERFLOW_UPE))
8568 dev_err(&hdev->pdev->dev, "UC MAC table full(%u)\n",
8569 hdev->priv_umv_size);
8570
8571 return -ENOSPC;
8572 }
8573
8574 /* check if we just hit the duplicate */
8575 if (!ret)
8576 return -EEXIST;
8577
8578 return ret;
8579 }
8580
hclge_rm_uc_addr(struct hnae3_handle * handle,const unsigned char * addr)8581 static int hclge_rm_uc_addr(struct hnae3_handle *handle,
8582 const unsigned char *addr)
8583 {
8584 struct hclge_vport *vport = hclge_get_vport(handle);
8585
8586 return hclge_update_mac_list(vport, HCLGE_MAC_TO_DEL, HCLGE_MAC_ADDR_UC,
8587 addr);
8588 }
8589
hclge_rm_uc_addr_common(struct hclge_vport * vport,const unsigned char * addr)8590 int hclge_rm_uc_addr_common(struct hclge_vport *vport,
8591 const unsigned char *addr)
8592 {
8593 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
8594 struct hclge_dev *hdev = vport->back;
8595 struct hclge_mac_vlan_tbl_entry_cmd req;
8596 int ret;
8597
8598 /* mac addr check */
8599 if (is_zero_ether_addr(addr) ||
8600 is_broadcast_ether_addr(addr) ||
8601 is_multicast_ether_addr(addr)) {
8602 hnae3_format_mac_addr(format_mac_addr, addr);
8603 dev_dbg(&hdev->pdev->dev, "Remove mac err! invalid mac:%s.\n",
8604 format_mac_addr);
8605 return -EINVAL;
8606 }
8607
8608 memset(&req, 0, sizeof(req));
8609 hnae3_set_bit(req.entry_type, HCLGE_MAC_VLAN_BIT0_EN_B, 0);
8610 hclge_prepare_mac_addr(&req, addr, false);
8611 ret = hclge_remove_mac_vlan_tbl(vport, &req);
8612 if (!ret || ret == -ENOENT) {
8613 mutex_lock(&hdev->vport_lock);
8614 hclge_update_umv_space(vport, true);
8615 mutex_unlock(&hdev->vport_lock);
8616 return 0;
8617 }
8618
8619 return ret;
8620 }
8621
hclge_add_mc_addr(struct hnae3_handle * handle,const unsigned char * addr)8622 static int hclge_add_mc_addr(struct hnae3_handle *handle,
8623 const unsigned char *addr)
8624 {
8625 struct hclge_vport *vport = hclge_get_vport(handle);
8626
8627 return hclge_update_mac_list(vport, HCLGE_MAC_TO_ADD, HCLGE_MAC_ADDR_MC,
8628 addr);
8629 }
8630
hclge_add_mc_addr_common(struct hclge_vport * vport,const unsigned char * addr)8631 int hclge_add_mc_addr_common(struct hclge_vport *vport,
8632 const unsigned char *addr)
8633 {
8634 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
8635 struct hclge_dev *hdev = vport->back;
8636 struct hclge_mac_vlan_tbl_entry_cmd req;
8637 struct hclge_desc desc[3];
8638 bool is_new_addr = false;
8639 int status;
8640
8641 /* mac addr check */
8642 if (!is_multicast_ether_addr(addr)) {
8643 hnae3_format_mac_addr(format_mac_addr, addr);
8644 dev_err(&hdev->pdev->dev,
8645 "Add mc mac err! invalid mac:%s.\n",
8646 format_mac_addr);
8647 return -EINVAL;
8648 }
8649 memset(&req, 0, sizeof(req));
8650 hclge_prepare_mac_addr(&req, addr, true);
8651 status = hclge_lookup_mac_vlan_tbl(vport, &req, desc, true);
8652 if (status) {
8653 if (hnae3_ae_dev_mc_mac_mng_supported(hdev->ae_dev) &&
8654 hdev->used_mc_mac_num >=
8655 hdev->ae_dev->dev_specs.mc_mac_size)
8656 goto err_no_space;
8657
8658 is_new_addr = true;
8659
8660 /* This mac addr do not exist, add new entry for it */
8661 memset(desc[0].data, 0, sizeof(desc[0].data));
8662 memset(desc[1].data, 0, sizeof(desc[0].data));
8663 memset(desc[2].data, 0, sizeof(desc[0].data));
8664 }
8665 status = hclge_update_desc_vfid(desc, vport->vport_id, false);
8666 if (status)
8667 return status;
8668 status = hclge_add_mac_vlan_tbl(vport, &req, desc);
8669 if (status == -ENOSPC)
8670 goto err_no_space;
8671 else if (!status && is_new_addr)
8672 hdev->used_mc_mac_num++;
8673
8674 return status;
8675
8676 err_no_space:
8677 /* if already overflow, not to print each time */
8678 if (!(vport->overflow_promisc_flags & HNAE3_OVERFLOW_MPE)) {
8679 vport->overflow_promisc_flags |= HNAE3_OVERFLOW_MPE;
8680 dev_err(&hdev->pdev->dev, "mc mac vlan table is full\n");
8681 }
8682
8683 return -ENOSPC;
8684 }
8685
hclge_rm_mc_addr(struct hnae3_handle * handle,const unsigned char * addr)8686 static int hclge_rm_mc_addr(struct hnae3_handle *handle,
8687 const unsigned char *addr)
8688 {
8689 struct hclge_vport *vport = hclge_get_vport(handle);
8690
8691 return hclge_update_mac_list(vport, HCLGE_MAC_TO_DEL, HCLGE_MAC_ADDR_MC,
8692 addr);
8693 }
8694
hclge_rm_mc_addr_common(struct hclge_vport * vport,const unsigned char * addr)8695 int hclge_rm_mc_addr_common(struct hclge_vport *vport,
8696 const unsigned char *addr)
8697 {
8698 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
8699 struct hclge_dev *hdev = vport->back;
8700 struct hclge_mac_vlan_tbl_entry_cmd req;
8701 enum hclge_comm_cmd_status status;
8702 struct hclge_desc desc[3];
8703
8704 /* mac addr check */
8705 if (!is_multicast_ether_addr(addr)) {
8706 hnae3_format_mac_addr(format_mac_addr, addr);
8707 dev_dbg(&hdev->pdev->dev,
8708 "Remove mc mac err! invalid mac:%s.\n",
8709 format_mac_addr);
8710 return -EINVAL;
8711 }
8712
8713 memset(&req, 0, sizeof(req));
8714 hclge_prepare_mac_addr(&req, addr, true);
8715 status = hclge_lookup_mac_vlan_tbl(vport, &req, desc, true);
8716 if (!status) {
8717 /* This mac addr exist, remove this handle's VFID for it */
8718 status = hclge_update_desc_vfid(desc, vport->vport_id, true);
8719 if (status)
8720 return status;
8721
8722 if (hclge_is_all_function_id_zero(desc)) {
8723 /* All the vfid is zero, so need to delete this entry */
8724 status = hclge_remove_mac_vlan_tbl(vport, &req);
8725 if (!status)
8726 hdev->used_mc_mac_num--;
8727 } else {
8728 /* Not all the vfid is zero, update the vfid */
8729 status = hclge_add_mac_vlan_tbl(vport, &req, desc);
8730 }
8731 } else if (status == -ENOENT) {
8732 status = 0;
8733 }
8734
8735 return status;
8736 }
8737
hclge_sync_vport_mac_list(struct hclge_vport * vport,struct list_head * list,enum HCLGE_MAC_ADDR_TYPE mac_type)8738 static void hclge_sync_vport_mac_list(struct hclge_vport *vport,
8739 struct list_head *list,
8740 enum HCLGE_MAC_ADDR_TYPE mac_type)
8741 {
8742 int (*sync)(struct hclge_vport *vport, const unsigned char *addr);
8743 struct hclge_mac_node *mac_node, *tmp;
8744 int ret;
8745
8746 if (mac_type == HCLGE_MAC_ADDR_UC)
8747 sync = hclge_add_uc_addr_common;
8748 else
8749 sync = hclge_add_mc_addr_common;
8750
8751 list_for_each_entry_safe(mac_node, tmp, list, node) {
8752 ret = sync(vport, mac_node->mac_addr);
8753 if (!ret) {
8754 mac_node->state = HCLGE_MAC_ACTIVE;
8755 } else {
8756 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE,
8757 &vport->state);
8758
8759 /* If one unicast mac address is existing in hardware,
8760 * we need to try whether other unicast mac addresses
8761 * are new addresses that can be added.
8762 * Multicast mac address can be reusable, even though
8763 * there is no space to add new multicast mac address,
8764 * we should check whether other mac addresses are
8765 * existing in hardware for reuse.
8766 */
8767 if ((mac_type == HCLGE_MAC_ADDR_UC && ret != -EEXIST) ||
8768 (mac_type == HCLGE_MAC_ADDR_MC && ret != -ENOSPC))
8769 break;
8770 }
8771 }
8772 }
8773
hclge_unsync_vport_mac_list(struct hclge_vport * vport,struct list_head * list,enum HCLGE_MAC_ADDR_TYPE mac_type)8774 static void hclge_unsync_vport_mac_list(struct hclge_vport *vport,
8775 struct list_head *list,
8776 enum HCLGE_MAC_ADDR_TYPE mac_type)
8777 {
8778 int (*unsync)(struct hclge_vport *vport, const unsigned char *addr);
8779 struct hclge_mac_node *mac_node, *tmp;
8780 int ret;
8781
8782 if (mac_type == HCLGE_MAC_ADDR_UC)
8783 unsync = hclge_rm_uc_addr_common;
8784 else
8785 unsync = hclge_rm_mc_addr_common;
8786
8787 list_for_each_entry_safe(mac_node, tmp, list, node) {
8788 ret = unsync(vport, mac_node->mac_addr);
8789 if (!ret || ret == -ENOENT) {
8790 list_del(&mac_node->node);
8791 kfree(mac_node);
8792 } else {
8793 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE,
8794 &vport->state);
8795 break;
8796 }
8797 }
8798 }
8799
hclge_sync_from_add_list(struct list_head * add_list,struct list_head * mac_list)8800 static bool hclge_sync_from_add_list(struct list_head *add_list,
8801 struct list_head *mac_list)
8802 {
8803 struct hclge_mac_node *mac_node, *tmp, *new_node;
8804 bool all_added = true;
8805
8806 list_for_each_entry_safe(mac_node, tmp, add_list, node) {
8807 if (mac_node->state == HCLGE_MAC_TO_ADD)
8808 all_added = false;
8809
8810 /* if the mac address from tmp_add_list is not in the
8811 * uc/mc_mac_list, it means have received a TO_DEL request
8812 * during the time window of adding the mac address into mac
8813 * table. if mac_node state is ACTIVE, then change it to TO_DEL,
8814 * then it will be removed at next time. else it must be TO_ADD,
8815 * this address hasn't been added into mac table,
8816 * so just remove the mac node.
8817 */
8818 new_node = hclge_find_mac_node(mac_list, mac_node->mac_addr);
8819 if (new_node) {
8820 hclge_update_mac_node(new_node, mac_node->state);
8821 list_del(&mac_node->node);
8822 kfree(mac_node);
8823 } else if (mac_node->state == HCLGE_MAC_ACTIVE) {
8824 mac_node->state = HCLGE_MAC_TO_DEL;
8825 list_move_tail(&mac_node->node, mac_list);
8826 } else {
8827 list_del(&mac_node->node);
8828 kfree(mac_node);
8829 }
8830 }
8831
8832 return all_added;
8833 }
8834
hclge_sync_from_del_list(struct list_head * del_list,struct list_head * mac_list)8835 static void hclge_sync_from_del_list(struct list_head *del_list,
8836 struct list_head *mac_list)
8837 {
8838 struct hclge_mac_node *mac_node, *tmp, *new_node;
8839
8840 list_for_each_entry_safe(mac_node, tmp, del_list, node) {
8841 new_node = hclge_find_mac_node(mac_list, mac_node->mac_addr);
8842 if (new_node) {
8843 /* If the mac addr exists in the mac list, it means
8844 * received a new TO_ADD request during the time window
8845 * of configuring the mac address. For the mac node
8846 * state is TO_ADD, and the address is already in the
8847 * in the hardware(due to delete fail), so we just need
8848 * to change the mac node state to ACTIVE.
8849 */
8850 new_node->state = HCLGE_MAC_ACTIVE;
8851 list_del(&mac_node->node);
8852 kfree(mac_node);
8853 } else {
8854 list_move_tail(&mac_node->node, mac_list);
8855 }
8856 }
8857 }
8858
hclge_update_overflow_flags(struct hclge_vport * vport,enum HCLGE_MAC_ADDR_TYPE mac_type,bool is_all_added)8859 static void hclge_update_overflow_flags(struct hclge_vport *vport,
8860 enum HCLGE_MAC_ADDR_TYPE mac_type,
8861 bool is_all_added)
8862 {
8863 if (mac_type == HCLGE_MAC_ADDR_UC) {
8864 if (is_all_added)
8865 vport->overflow_promisc_flags &= ~HNAE3_OVERFLOW_UPE;
8866 else if (hclge_is_umv_space_full(vport, true))
8867 vport->overflow_promisc_flags |= HNAE3_OVERFLOW_UPE;
8868 } else {
8869 if (is_all_added)
8870 vport->overflow_promisc_flags &= ~HNAE3_OVERFLOW_MPE;
8871 else
8872 vport->overflow_promisc_flags |= HNAE3_OVERFLOW_MPE;
8873 }
8874 }
8875
hclge_sync_vport_mac_table(struct hclge_vport * vport,enum HCLGE_MAC_ADDR_TYPE mac_type)8876 static void hclge_sync_vport_mac_table(struct hclge_vport *vport,
8877 enum HCLGE_MAC_ADDR_TYPE mac_type)
8878 {
8879 struct hclge_mac_node *mac_node, *tmp, *new_node;
8880 struct list_head tmp_add_list, tmp_del_list;
8881 struct list_head *list;
8882 bool all_added;
8883
8884 INIT_LIST_HEAD(&tmp_add_list);
8885 INIT_LIST_HEAD(&tmp_del_list);
8886
8887 /* move the mac addr to the tmp_add_list and tmp_del_list, then
8888 * we can add/delete these mac addr outside the spin lock
8889 */
8890 list = (mac_type == HCLGE_MAC_ADDR_UC) ?
8891 &vport->uc_mac_list : &vport->mc_mac_list;
8892
8893 spin_lock_bh(&vport->mac_list_lock);
8894
8895 list_for_each_entry_safe(mac_node, tmp, list, node) {
8896 switch (mac_node->state) {
8897 case HCLGE_MAC_TO_DEL:
8898 list_move_tail(&mac_node->node, &tmp_del_list);
8899 break;
8900 case HCLGE_MAC_TO_ADD:
8901 new_node = kzalloc(sizeof(*new_node), GFP_ATOMIC);
8902 if (!new_node)
8903 goto stop_traverse;
8904 ether_addr_copy(new_node->mac_addr, mac_node->mac_addr);
8905 new_node->state = mac_node->state;
8906 list_add_tail(&new_node->node, &tmp_add_list);
8907 break;
8908 default:
8909 break;
8910 }
8911 }
8912
8913 stop_traverse:
8914 spin_unlock_bh(&vport->mac_list_lock);
8915
8916 /* delete first, in order to get max mac table space for adding */
8917 hclge_unsync_vport_mac_list(vport, &tmp_del_list, mac_type);
8918 hclge_sync_vport_mac_list(vport, &tmp_add_list, mac_type);
8919
8920 /* if some mac addresses were added/deleted fail, move back to the
8921 * mac_list, and retry at next time.
8922 */
8923 spin_lock_bh(&vport->mac_list_lock);
8924
8925 hclge_sync_from_del_list(&tmp_del_list, list);
8926 all_added = hclge_sync_from_add_list(&tmp_add_list, list);
8927
8928 spin_unlock_bh(&vport->mac_list_lock);
8929
8930 hclge_update_overflow_flags(vport, mac_type, all_added);
8931 }
8932
hclge_need_sync_mac_table(struct hclge_vport * vport)8933 static bool hclge_need_sync_mac_table(struct hclge_vport *vport)
8934 {
8935 struct hclge_dev *hdev = vport->back;
8936
8937 if (test_bit(vport->vport_id, hdev->vport_config_block))
8938 return false;
8939
8940 if (test_and_clear_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE, &vport->state))
8941 return true;
8942
8943 return false;
8944 }
8945
hclge_sync_mac_table(struct hclge_dev * hdev)8946 static void hclge_sync_mac_table(struct hclge_dev *hdev)
8947 {
8948 int i;
8949
8950 for (i = 0; i < hdev->num_alloc_vport; i++) {
8951 struct hclge_vport *vport = &hdev->vport[i];
8952
8953 if (!hclge_need_sync_mac_table(vport))
8954 continue;
8955
8956 hclge_sync_vport_mac_table(vport, HCLGE_MAC_ADDR_UC);
8957 hclge_sync_vport_mac_table(vport, HCLGE_MAC_ADDR_MC);
8958 }
8959 }
8960
hclge_build_del_list(struct list_head * list,bool is_del_list,struct list_head * tmp_del_list)8961 static void hclge_build_del_list(struct list_head *list,
8962 bool is_del_list,
8963 struct list_head *tmp_del_list)
8964 {
8965 struct hclge_mac_node *mac_cfg, *tmp;
8966
8967 list_for_each_entry_safe(mac_cfg, tmp, list, node) {
8968 switch (mac_cfg->state) {
8969 case HCLGE_MAC_TO_DEL:
8970 case HCLGE_MAC_ACTIVE:
8971 list_move_tail(&mac_cfg->node, tmp_del_list);
8972 break;
8973 case HCLGE_MAC_TO_ADD:
8974 if (is_del_list) {
8975 list_del(&mac_cfg->node);
8976 kfree(mac_cfg);
8977 }
8978 break;
8979 }
8980 }
8981 }
8982
hclge_unsync_del_list(struct hclge_vport * vport,int (* unsync)(struct hclge_vport * vport,const unsigned char * addr),bool is_del_list,struct list_head * tmp_del_list)8983 static void hclge_unsync_del_list(struct hclge_vport *vport,
8984 int (*unsync)(struct hclge_vport *vport,
8985 const unsigned char *addr),
8986 bool is_del_list,
8987 struct list_head *tmp_del_list)
8988 {
8989 struct hclge_mac_node *mac_cfg, *tmp;
8990 int ret;
8991
8992 list_for_each_entry_safe(mac_cfg, tmp, tmp_del_list, node) {
8993 ret = unsync(vport, mac_cfg->mac_addr);
8994 if (!ret || ret == -ENOENT) {
8995 /* clear all mac addr from hardware, but remain these
8996 * mac addr in the mac list, and restore them after
8997 * vf reset finished.
8998 */
8999 if (!is_del_list &&
9000 mac_cfg->state == HCLGE_MAC_ACTIVE) {
9001 mac_cfg->state = HCLGE_MAC_TO_ADD;
9002 } else {
9003 list_del(&mac_cfg->node);
9004 kfree(mac_cfg);
9005 }
9006 } else if (is_del_list) {
9007 mac_cfg->state = HCLGE_MAC_TO_DEL;
9008 }
9009 }
9010 }
9011
hclge_rm_vport_all_mac_table(struct hclge_vport * vport,bool is_del_list,enum HCLGE_MAC_ADDR_TYPE mac_type)9012 void hclge_rm_vport_all_mac_table(struct hclge_vport *vport, bool is_del_list,
9013 enum HCLGE_MAC_ADDR_TYPE mac_type)
9014 {
9015 int (*unsync)(struct hclge_vport *vport, const unsigned char *addr);
9016 struct hclge_dev *hdev = vport->back;
9017 struct list_head tmp_del_list, *list;
9018
9019 if (mac_type == HCLGE_MAC_ADDR_UC) {
9020 list = &vport->uc_mac_list;
9021 unsync = hclge_rm_uc_addr_common;
9022 } else {
9023 list = &vport->mc_mac_list;
9024 unsync = hclge_rm_mc_addr_common;
9025 }
9026
9027 INIT_LIST_HEAD(&tmp_del_list);
9028
9029 if (!is_del_list)
9030 set_bit(vport->vport_id, hdev->vport_config_block);
9031
9032 spin_lock_bh(&vport->mac_list_lock);
9033
9034 hclge_build_del_list(list, is_del_list, &tmp_del_list);
9035
9036 spin_unlock_bh(&vport->mac_list_lock);
9037
9038 hclge_unsync_del_list(vport, unsync, is_del_list, &tmp_del_list);
9039
9040 spin_lock_bh(&vport->mac_list_lock);
9041
9042 hclge_sync_from_del_list(&tmp_del_list, list);
9043
9044 spin_unlock_bh(&vport->mac_list_lock);
9045 }
9046
9047 /* remove all mac address when uninitailize */
hclge_uninit_vport_mac_list(struct hclge_vport * vport,enum HCLGE_MAC_ADDR_TYPE mac_type)9048 static void hclge_uninit_vport_mac_list(struct hclge_vport *vport,
9049 enum HCLGE_MAC_ADDR_TYPE mac_type)
9050 {
9051 struct hclge_mac_node *mac_node, *tmp;
9052 struct hclge_dev *hdev = vport->back;
9053 struct list_head tmp_del_list, *list;
9054
9055 INIT_LIST_HEAD(&tmp_del_list);
9056
9057 list = (mac_type == HCLGE_MAC_ADDR_UC) ?
9058 &vport->uc_mac_list : &vport->mc_mac_list;
9059
9060 spin_lock_bh(&vport->mac_list_lock);
9061
9062 list_for_each_entry_safe(mac_node, tmp, list, node) {
9063 switch (mac_node->state) {
9064 case HCLGE_MAC_TO_DEL:
9065 case HCLGE_MAC_ACTIVE:
9066 list_move_tail(&mac_node->node, &tmp_del_list);
9067 break;
9068 case HCLGE_MAC_TO_ADD:
9069 list_del(&mac_node->node);
9070 kfree(mac_node);
9071 break;
9072 }
9073 }
9074
9075 spin_unlock_bh(&vport->mac_list_lock);
9076
9077 hclge_unsync_vport_mac_list(vport, &tmp_del_list, mac_type);
9078
9079 if (!list_empty(&tmp_del_list))
9080 dev_warn(&hdev->pdev->dev,
9081 "uninit %s mac list for vport %u not completely.\n",
9082 mac_type == HCLGE_MAC_ADDR_UC ? "uc" : "mc",
9083 vport->vport_id);
9084
9085 list_for_each_entry_safe(mac_node, tmp, &tmp_del_list, node) {
9086 list_del(&mac_node->node);
9087 kfree(mac_node);
9088 }
9089 }
9090
hclge_uninit_mac_table(struct hclge_dev * hdev)9091 static void hclge_uninit_mac_table(struct hclge_dev *hdev)
9092 {
9093 struct hclge_vport *vport;
9094 int i;
9095
9096 for (i = 0; i < hdev->num_alloc_vport; i++) {
9097 vport = &hdev->vport[i];
9098 hclge_uninit_vport_mac_list(vport, HCLGE_MAC_ADDR_UC);
9099 hclge_uninit_vport_mac_list(vport, HCLGE_MAC_ADDR_MC);
9100 }
9101 }
9102
hclge_get_mac_ethertype_cmd_status(struct hclge_dev * hdev,u16 cmdq_resp,u8 resp_code)9103 static int hclge_get_mac_ethertype_cmd_status(struct hclge_dev *hdev,
9104 u16 cmdq_resp, u8 resp_code)
9105 {
9106 #define HCLGE_ETHERTYPE_SUCCESS_ADD 0
9107 #define HCLGE_ETHERTYPE_ALREADY_ADD 1
9108 #define HCLGE_ETHERTYPE_MGR_TBL_OVERFLOW 2
9109 #define HCLGE_ETHERTYPE_KEY_CONFLICT 3
9110
9111 int return_status;
9112
9113 if (cmdq_resp) {
9114 dev_err(&hdev->pdev->dev,
9115 "cmdq execute failed for get_mac_ethertype_cmd_status, status=%u.\n",
9116 cmdq_resp);
9117 return -EIO;
9118 }
9119
9120 switch (resp_code) {
9121 case HCLGE_ETHERTYPE_SUCCESS_ADD:
9122 case HCLGE_ETHERTYPE_ALREADY_ADD:
9123 return_status = 0;
9124 break;
9125 case HCLGE_ETHERTYPE_MGR_TBL_OVERFLOW:
9126 dev_err(&hdev->pdev->dev,
9127 "add mac ethertype failed for manager table overflow.\n");
9128 return_status = -EIO;
9129 break;
9130 case HCLGE_ETHERTYPE_KEY_CONFLICT:
9131 dev_err(&hdev->pdev->dev,
9132 "add mac ethertype failed for key conflict.\n");
9133 return_status = -EIO;
9134 break;
9135 default:
9136 dev_err(&hdev->pdev->dev,
9137 "add mac ethertype failed for undefined, code=%u.\n",
9138 resp_code);
9139 return_status = -EIO;
9140 }
9141
9142 return return_status;
9143 }
9144
hclge_set_vf_mac(struct hnae3_handle * handle,int vf,u8 * mac_addr)9145 static int hclge_set_vf_mac(struct hnae3_handle *handle, int vf,
9146 u8 *mac_addr)
9147 {
9148 struct hclge_vport *vport = hclge_get_vport(handle);
9149 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
9150 struct hclge_dev *hdev = vport->back;
9151
9152 vport = hclge_get_vf_vport(hdev, vf);
9153 if (!vport)
9154 return -EINVAL;
9155
9156 hnae3_format_mac_addr(format_mac_addr, mac_addr);
9157 if (ether_addr_equal(mac_addr, vport->vf_info.mac)) {
9158 dev_info(&hdev->pdev->dev,
9159 "Specified MAC(=%s) is same as before, no change committed!\n",
9160 format_mac_addr);
9161 return 0;
9162 }
9163
9164 ether_addr_copy(vport->vf_info.mac, mac_addr);
9165
9166 /* there is a timewindow for PF to know VF unalive, it may
9167 * cause send mailbox fail, but it doesn't matter, VF will
9168 * query it when reinit.
9169 */
9170 if (test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state)) {
9171 dev_info(&hdev->pdev->dev,
9172 "MAC of VF %d has been set to %s, and it will be reinitialized!\n",
9173 vf, format_mac_addr);
9174 (void)hclge_inform_reset_assert_to_vf(vport);
9175 return 0;
9176 }
9177
9178 dev_info(&hdev->pdev->dev,
9179 "MAC of VF %d has been set to %s, will be active after VF reset\n",
9180 vf, format_mac_addr);
9181 return 0;
9182 }
9183
hclge_add_mgr_tbl(struct hclge_dev * hdev,const struct hclge_mac_mgr_tbl_entry_cmd * req)9184 static int hclge_add_mgr_tbl(struct hclge_dev *hdev,
9185 const struct hclge_mac_mgr_tbl_entry_cmd *req)
9186 {
9187 struct hclge_desc desc;
9188 u8 resp_code;
9189 u16 retval;
9190 int ret;
9191
9192 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_ETHTYPE_ADD, false);
9193 memcpy(desc.data, req, sizeof(struct hclge_mac_mgr_tbl_entry_cmd));
9194
9195 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
9196 if (ret) {
9197 dev_err(&hdev->pdev->dev,
9198 "add mac ethertype failed for cmd_send, ret =%d.\n",
9199 ret);
9200 return ret;
9201 }
9202
9203 resp_code = (le32_to_cpu(desc.data[0]) >> 8) & 0xff;
9204 retval = le16_to_cpu(desc.retval);
9205
9206 return hclge_get_mac_ethertype_cmd_status(hdev, retval, resp_code);
9207 }
9208
init_mgr_tbl(struct hclge_dev * hdev)9209 static int init_mgr_tbl(struct hclge_dev *hdev)
9210 {
9211 int ret;
9212 int i;
9213
9214 for (i = 0; i < ARRAY_SIZE(hclge_mgr_table); i++) {
9215 ret = hclge_add_mgr_tbl(hdev, &hclge_mgr_table[i]);
9216 if (ret) {
9217 dev_err(&hdev->pdev->dev,
9218 "add mac ethertype failed, ret =%d.\n",
9219 ret);
9220 return ret;
9221 }
9222 }
9223
9224 return 0;
9225 }
9226
hclge_get_mac_addr(struct hnae3_handle * handle,u8 * p)9227 static void hclge_get_mac_addr(struct hnae3_handle *handle, u8 *p)
9228 {
9229 struct hclge_vport *vport = hclge_get_vport(handle);
9230 struct hclge_dev *hdev = vport->back;
9231
9232 ether_addr_copy(p, hdev->hw.mac.mac_addr);
9233 }
9234
hclge_update_mac_node_for_dev_addr(struct hclge_vport * vport,const u8 * old_addr,const u8 * new_addr)9235 int hclge_update_mac_node_for_dev_addr(struct hclge_vport *vport,
9236 const u8 *old_addr, const u8 *new_addr)
9237 {
9238 struct list_head *list = &vport->uc_mac_list;
9239 struct hclge_mac_node *old_node, *new_node;
9240
9241 new_node = hclge_find_mac_node(list, new_addr);
9242 if (!new_node) {
9243 new_node = kzalloc(sizeof(*new_node), GFP_ATOMIC);
9244 if (!new_node)
9245 return -ENOMEM;
9246
9247 new_node->state = HCLGE_MAC_TO_ADD;
9248 ether_addr_copy(new_node->mac_addr, new_addr);
9249 list_add(&new_node->node, list);
9250 } else {
9251 if (new_node->state == HCLGE_MAC_TO_DEL)
9252 new_node->state = HCLGE_MAC_ACTIVE;
9253
9254 /* make sure the new addr is in the list head, avoid dev
9255 * addr may be not re-added into mac table for the umv space
9256 * limitation after global/imp reset which will clear mac
9257 * table by hardware.
9258 */
9259 list_move(&new_node->node, list);
9260 }
9261
9262 if (old_addr && !ether_addr_equal(old_addr, new_addr)) {
9263 old_node = hclge_find_mac_node(list, old_addr);
9264 if (old_node) {
9265 if (old_node->state == HCLGE_MAC_TO_ADD) {
9266 list_del(&old_node->node);
9267 kfree(old_node);
9268 } else {
9269 old_node->state = HCLGE_MAC_TO_DEL;
9270 }
9271 }
9272 }
9273
9274 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE, &vport->state);
9275
9276 return 0;
9277 }
9278
hclge_set_mac_addr(struct hnae3_handle * handle,const void * p,bool is_first)9279 static int hclge_set_mac_addr(struct hnae3_handle *handle, const void *p,
9280 bool is_first)
9281 {
9282 const unsigned char *new_addr = (const unsigned char *)p;
9283 struct hclge_vport *vport = hclge_get_vport(handle);
9284 char format_mac_addr[HNAE3_FORMAT_MAC_ADDR_LEN];
9285 struct hclge_dev *hdev = vport->back;
9286 unsigned char *old_addr = NULL;
9287 int ret;
9288
9289 /* mac addr check */
9290 if (is_zero_ether_addr(new_addr) ||
9291 is_broadcast_ether_addr(new_addr) ||
9292 is_multicast_ether_addr(new_addr)) {
9293 hnae3_format_mac_addr(format_mac_addr, new_addr);
9294 dev_err(&hdev->pdev->dev,
9295 "change uc mac err! invalid mac: %s.\n",
9296 format_mac_addr);
9297 return -EINVAL;
9298 }
9299
9300 ret = hclge_pause_addr_cfg(hdev, new_addr);
9301 if (ret) {
9302 dev_err(&hdev->pdev->dev,
9303 "failed to configure mac pause address, ret = %d\n",
9304 ret);
9305 return ret;
9306 }
9307
9308 if (!is_first)
9309 old_addr = hdev->hw.mac.mac_addr;
9310
9311 spin_lock_bh(&vport->mac_list_lock);
9312 ret = hclge_update_mac_node_for_dev_addr(vport, old_addr, new_addr);
9313 if (ret) {
9314 hnae3_format_mac_addr(format_mac_addr, new_addr);
9315 dev_err(&hdev->pdev->dev,
9316 "failed to change the mac addr:%s, ret = %d\n",
9317 format_mac_addr, ret);
9318 spin_unlock_bh(&vport->mac_list_lock);
9319
9320 if (!is_first)
9321 hclge_pause_addr_cfg(hdev, old_addr);
9322
9323 return ret;
9324 }
9325 /* we must update dev addr with spin lock protect, preventing dev addr
9326 * being removed by set_rx_mode path.
9327 */
9328 ether_addr_copy(hdev->hw.mac.mac_addr, new_addr);
9329 spin_unlock_bh(&vport->mac_list_lock);
9330
9331 hclge_task_schedule(hdev, 0);
9332
9333 return 0;
9334 }
9335
hclge_mii_ioctl(struct hclge_dev * hdev,struct ifreq * ifr,int cmd)9336 static int hclge_mii_ioctl(struct hclge_dev *hdev, struct ifreq *ifr, int cmd)
9337 {
9338 struct mii_ioctl_data *data = if_mii(ifr);
9339
9340 if (!hnae3_dev_phy_imp_supported(hdev))
9341 return -EOPNOTSUPP;
9342
9343 switch (cmd) {
9344 case SIOCGMIIPHY:
9345 data->phy_id = hdev->hw.mac.phy_addr;
9346 /* this command reads phy id and register at the same time */
9347 fallthrough;
9348 case SIOCGMIIREG:
9349 data->val_out = hclge_read_phy_reg(hdev, data->reg_num);
9350 return 0;
9351
9352 case SIOCSMIIREG:
9353 return hclge_write_phy_reg(hdev, data->reg_num, data->val_in);
9354 default:
9355 return -EOPNOTSUPP;
9356 }
9357 }
9358
hclge_do_ioctl(struct hnae3_handle * handle,struct ifreq * ifr,int cmd)9359 static int hclge_do_ioctl(struct hnae3_handle *handle, struct ifreq *ifr,
9360 int cmd)
9361 {
9362 struct hclge_vport *vport = hclge_get_vport(handle);
9363 struct hclge_dev *hdev = vport->back;
9364
9365 switch (cmd) {
9366 case SIOCGHWTSTAMP:
9367 return hclge_ptp_get_cfg(hdev, ifr);
9368 case SIOCSHWTSTAMP:
9369 return hclge_ptp_set_cfg(hdev, ifr);
9370 default:
9371 if (!hdev->hw.mac.phydev)
9372 return hclge_mii_ioctl(hdev, ifr, cmd);
9373 }
9374
9375 return phy_mii_ioctl(hdev->hw.mac.phydev, ifr, cmd);
9376 }
9377
hclge_set_port_vlan_filter_bypass(struct hclge_dev * hdev,u8 vf_id,bool bypass_en)9378 static int hclge_set_port_vlan_filter_bypass(struct hclge_dev *hdev, u8 vf_id,
9379 bool bypass_en)
9380 {
9381 struct hclge_port_vlan_filter_bypass_cmd *req;
9382 struct hclge_desc desc;
9383 int ret;
9384
9385 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_PORT_VLAN_BYPASS, false);
9386 req = (struct hclge_port_vlan_filter_bypass_cmd *)desc.data;
9387 req->vf_id = vf_id;
9388 hnae3_set_bit(req->bypass_state, HCLGE_INGRESS_BYPASS_B,
9389 bypass_en ? 1 : 0);
9390
9391 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
9392 if (ret)
9393 dev_err(&hdev->pdev->dev,
9394 "failed to set vport%u port vlan filter bypass state, ret = %d.\n",
9395 vf_id, ret);
9396
9397 return ret;
9398 }
9399
hclge_set_vlan_filter_ctrl(struct hclge_dev * hdev,u8 vlan_type,u8 fe_type,bool filter_en,u8 vf_id)9400 static int hclge_set_vlan_filter_ctrl(struct hclge_dev *hdev, u8 vlan_type,
9401 u8 fe_type, bool filter_en, u8 vf_id)
9402 {
9403 struct hclge_vlan_filter_ctrl_cmd *req;
9404 struct hclge_desc desc;
9405 int ret;
9406
9407 /* read current vlan filter parameter */
9408 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_FILTER_CTRL, true);
9409 req = (struct hclge_vlan_filter_ctrl_cmd *)desc.data;
9410 req->vlan_type = vlan_type;
9411 req->vf_id = vf_id;
9412
9413 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
9414 if (ret) {
9415 dev_err(&hdev->pdev->dev, "failed to get vport%u vlan filter config, ret = %d.\n",
9416 vf_id, ret);
9417 return ret;
9418 }
9419
9420 /* modify and write new config parameter */
9421 hclge_comm_cmd_reuse_desc(&desc, false);
9422 req->vlan_fe = filter_en ?
9423 (req->vlan_fe | fe_type) : (req->vlan_fe & ~fe_type);
9424
9425 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
9426 if (ret)
9427 dev_err(&hdev->pdev->dev, "failed to set vport%u vlan filter, ret = %d.\n",
9428 vf_id, ret);
9429
9430 return ret;
9431 }
9432
hclge_set_vport_vlan_filter(struct hclge_vport * vport,bool enable)9433 static int hclge_set_vport_vlan_filter(struct hclge_vport *vport, bool enable)
9434 {
9435 struct hclge_dev *hdev = vport->back;
9436 struct hnae3_ae_dev *ae_dev = hdev->ae_dev;
9437 int ret;
9438
9439 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
9440 return hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF,
9441 HCLGE_FILTER_FE_EGRESS_V1_B,
9442 enable, vport->vport_id);
9443
9444 ret = hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF,
9445 HCLGE_FILTER_FE_EGRESS, enable,
9446 vport->vport_id);
9447 if (ret)
9448 return ret;
9449
9450 if (test_bit(HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B, ae_dev->caps)) {
9451 ret = hclge_set_port_vlan_filter_bypass(hdev, vport->vport_id,
9452 !enable);
9453 } else if (!vport->vport_id) {
9454 if (test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, ae_dev->caps))
9455 enable = false;
9456
9457 ret = hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_PORT,
9458 HCLGE_FILTER_FE_INGRESS,
9459 enable, 0);
9460 }
9461
9462 return ret;
9463 }
9464
hclge_need_enable_vport_vlan_filter(struct hclge_vport * vport)9465 static bool hclge_need_enable_vport_vlan_filter(struct hclge_vport *vport)
9466 {
9467 struct hnae3_handle *handle = &vport->nic;
9468 struct hclge_vport_vlan_cfg *vlan, *tmp;
9469 struct hclge_dev *hdev = vport->back;
9470
9471 if (vport->vport_id) {
9472 if (vport->port_base_vlan_cfg.state !=
9473 HNAE3_PORT_BASE_VLAN_DISABLE)
9474 return true;
9475
9476 if (vport->vf_info.trusted && vport->vf_info.request_uc_en)
9477 return false;
9478 } else if (handle->netdev_flags & HNAE3_USER_UPE) {
9479 return false;
9480 }
9481
9482 if (!vport->req_vlan_fltr_en)
9483 return false;
9484
9485 /* compatible with former device, always enable vlan filter */
9486 if (!test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, hdev->ae_dev->caps))
9487 return true;
9488
9489 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node)
9490 if (vlan->vlan_id != 0)
9491 return true;
9492
9493 return false;
9494 }
9495
hclge_enable_vport_vlan_filter(struct hclge_vport * vport,bool request_en)9496 int hclge_enable_vport_vlan_filter(struct hclge_vport *vport, bool request_en)
9497 {
9498 struct hclge_dev *hdev = vport->back;
9499 bool need_en;
9500 int ret;
9501
9502 mutex_lock(&hdev->vport_lock);
9503
9504 vport->req_vlan_fltr_en = request_en;
9505
9506 need_en = hclge_need_enable_vport_vlan_filter(vport);
9507 if (need_en == vport->cur_vlan_fltr_en) {
9508 mutex_unlock(&hdev->vport_lock);
9509 return 0;
9510 }
9511
9512 ret = hclge_set_vport_vlan_filter(vport, need_en);
9513 if (ret) {
9514 mutex_unlock(&hdev->vport_lock);
9515 return ret;
9516 }
9517
9518 vport->cur_vlan_fltr_en = need_en;
9519
9520 mutex_unlock(&hdev->vport_lock);
9521
9522 return 0;
9523 }
9524
hclge_enable_vlan_filter(struct hnae3_handle * handle,bool enable)9525 static int hclge_enable_vlan_filter(struct hnae3_handle *handle, bool enable)
9526 {
9527 struct hclge_vport *vport = hclge_get_vport(handle);
9528
9529 return hclge_enable_vport_vlan_filter(vport, enable);
9530 }
9531
hclge_set_vf_vlan_filter_cmd(struct hclge_dev * hdev,u16 vfid,bool is_kill,u16 vlan,struct hclge_desc * desc)9532 static int hclge_set_vf_vlan_filter_cmd(struct hclge_dev *hdev, u16 vfid,
9533 bool is_kill, u16 vlan,
9534 struct hclge_desc *desc)
9535 {
9536 struct hclge_vlan_filter_vf_cfg_cmd *req0;
9537 struct hclge_vlan_filter_vf_cfg_cmd *req1;
9538 u8 vf_byte_val;
9539 u8 vf_byte_off;
9540 int ret;
9541
9542 hclge_cmd_setup_basic_desc(&desc[0],
9543 HCLGE_OPC_VLAN_FILTER_VF_CFG, false);
9544 hclge_cmd_setup_basic_desc(&desc[1],
9545 HCLGE_OPC_VLAN_FILTER_VF_CFG, false);
9546
9547 desc[0].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
9548
9549 vf_byte_off = vfid / 8;
9550 vf_byte_val = 1 << (vfid % 8);
9551
9552 req0 = (struct hclge_vlan_filter_vf_cfg_cmd *)desc[0].data;
9553 req1 = (struct hclge_vlan_filter_vf_cfg_cmd *)desc[1].data;
9554
9555 req0->vlan_id = cpu_to_le16(vlan);
9556 req0->vlan_cfg = is_kill;
9557
9558 if (vf_byte_off < HCLGE_MAX_VF_BYTES)
9559 req0->vf_bitmap[vf_byte_off] = vf_byte_val;
9560 else
9561 req1->vf_bitmap[vf_byte_off - HCLGE_MAX_VF_BYTES] = vf_byte_val;
9562
9563 ret = hclge_cmd_send(&hdev->hw, desc, 2);
9564 if (ret) {
9565 dev_err(&hdev->pdev->dev,
9566 "Send vf vlan command fail, ret =%d.\n",
9567 ret);
9568 return ret;
9569 }
9570
9571 return 0;
9572 }
9573
hclge_check_vf_vlan_cmd_status(struct hclge_dev * hdev,u16 vfid,bool is_kill,struct hclge_desc * desc)9574 static int hclge_check_vf_vlan_cmd_status(struct hclge_dev *hdev, u16 vfid,
9575 bool is_kill, struct hclge_desc *desc)
9576 {
9577 struct hclge_vlan_filter_vf_cfg_cmd *req;
9578
9579 req = (struct hclge_vlan_filter_vf_cfg_cmd *)desc[0].data;
9580
9581 if (!is_kill) {
9582 #define HCLGE_VF_VLAN_NO_ENTRY 2
9583 if (!req->resp_code || req->resp_code == 1)
9584 return 0;
9585
9586 if (req->resp_code == HCLGE_VF_VLAN_NO_ENTRY) {
9587 set_bit(vfid, hdev->vf_vlan_full);
9588 dev_warn(&hdev->pdev->dev,
9589 "vf vlan table is full, vf vlan filter is disabled\n");
9590 return 0;
9591 }
9592
9593 dev_err(&hdev->pdev->dev,
9594 "Add vf vlan filter fail, ret =%u.\n",
9595 req->resp_code);
9596 } else {
9597 #define HCLGE_VF_VLAN_DEL_NO_FOUND 1
9598 if (!req->resp_code)
9599 return 0;
9600
9601 /* vf vlan filter is disabled when vf vlan table is full,
9602 * then new vlan id will not be added into vf vlan table.
9603 * Just return 0 without warning, avoid massive verbose
9604 * print logs when unload.
9605 */
9606 if (req->resp_code == HCLGE_VF_VLAN_DEL_NO_FOUND)
9607 return 0;
9608
9609 dev_err(&hdev->pdev->dev,
9610 "Kill vf vlan filter fail, ret =%u.\n",
9611 req->resp_code);
9612 }
9613
9614 return -EIO;
9615 }
9616
hclge_set_vf_vlan_common(struct hclge_dev * hdev,u16 vfid,bool is_kill,u16 vlan)9617 static int hclge_set_vf_vlan_common(struct hclge_dev *hdev, u16 vfid,
9618 bool is_kill, u16 vlan)
9619 {
9620 struct hclge_vport *vport = &hdev->vport[vfid];
9621 struct hclge_desc desc[2];
9622 int ret;
9623
9624 /* if vf vlan table is full, firmware will close vf vlan filter, it
9625 * is unable and unnecessary to add new vlan id to vf vlan filter.
9626 * If spoof check is enable, and vf vlan is full, it shouldn't add
9627 * new vlan, because tx packets with these vlan id will be dropped.
9628 */
9629 if (test_bit(vfid, hdev->vf_vlan_full) && !is_kill) {
9630 if (vport->vf_info.spoofchk && vlan) {
9631 dev_err(&hdev->pdev->dev,
9632 "Can't add vlan due to spoof check is on and vf vlan table is full\n");
9633 return -EPERM;
9634 }
9635 return 0;
9636 }
9637
9638 ret = hclge_set_vf_vlan_filter_cmd(hdev, vfid, is_kill, vlan, desc);
9639 if (ret)
9640 return ret;
9641
9642 return hclge_check_vf_vlan_cmd_status(hdev, vfid, is_kill, desc);
9643 }
9644
hclge_set_port_vlan_filter(struct hclge_dev * hdev,__be16 proto,u16 vlan_id,bool is_kill)9645 static int hclge_set_port_vlan_filter(struct hclge_dev *hdev, __be16 proto,
9646 u16 vlan_id, bool is_kill)
9647 {
9648 struct hclge_vlan_filter_pf_cfg_cmd *req;
9649 struct hclge_desc desc;
9650 u8 vlan_offset_byte_val;
9651 u8 vlan_offset_byte;
9652 u8 vlan_offset_160;
9653 int ret;
9654
9655 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_FILTER_PF_CFG, false);
9656
9657 vlan_offset_160 = vlan_id / HCLGE_VLAN_ID_OFFSET_STEP;
9658 vlan_offset_byte = (vlan_id % HCLGE_VLAN_ID_OFFSET_STEP) /
9659 HCLGE_VLAN_BYTE_SIZE;
9660 vlan_offset_byte_val = 1 << (vlan_id % HCLGE_VLAN_BYTE_SIZE);
9661
9662 req = (struct hclge_vlan_filter_pf_cfg_cmd *)desc.data;
9663 req->vlan_offset = vlan_offset_160;
9664 req->vlan_cfg = is_kill;
9665 req->vlan_offset_bitmap[vlan_offset_byte] = vlan_offset_byte_val;
9666
9667 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
9668 if (ret)
9669 dev_err(&hdev->pdev->dev,
9670 "port vlan command, send fail, ret =%d.\n", ret);
9671 return ret;
9672 }
9673
hclge_need_update_port_vlan(struct hclge_dev * hdev,u16 vport_id,u16 vlan_id,bool is_kill)9674 static bool hclge_need_update_port_vlan(struct hclge_dev *hdev, u16 vport_id,
9675 u16 vlan_id, bool is_kill)
9676 {
9677 /* vlan 0 may be added twice when 8021q module is enabled */
9678 if (!is_kill && !vlan_id &&
9679 test_bit(vport_id, hdev->vlan_table[vlan_id]))
9680 return false;
9681
9682 if (!is_kill && test_and_set_bit(vport_id, hdev->vlan_table[vlan_id])) {
9683 dev_warn(&hdev->pdev->dev,
9684 "Add port vlan failed, vport %u is already in vlan %u\n",
9685 vport_id, vlan_id);
9686 return false;
9687 }
9688
9689 if (is_kill &&
9690 !test_and_clear_bit(vport_id, hdev->vlan_table[vlan_id])) {
9691 dev_warn(&hdev->pdev->dev,
9692 "Delete port vlan failed, vport %u is not in vlan %u\n",
9693 vport_id, vlan_id);
9694 return false;
9695 }
9696
9697 return true;
9698 }
9699
hclge_set_vlan_filter_hw(struct hclge_dev * hdev,__be16 proto,u16 vport_id,u16 vlan_id,bool is_kill)9700 static int hclge_set_vlan_filter_hw(struct hclge_dev *hdev, __be16 proto,
9701 u16 vport_id, u16 vlan_id,
9702 bool is_kill)
9703 {
9704 u16 vport_idx, vport_num = 0;
9705 int ret;
9706
9707 if (is_kill && !vlan_id)
9708 return 0;
9709
9710 if (vlan_id >= VLAN_N_VID)
9711 return -EINVAL;
9712
9713 ret = hclge_set_vf_vlan_common(hdev, vport_id, is_kill, vlan_id);
9714 if (ret) {
9715 dev_err(&hdev->pdev->dev,
9716 "Set %u vport vlan filter config fail, ret =%d.\n",
9717 vport_id, ret);
9718 return ret;
9719 }
9720
9721 if (!hclge_need_update_port_vlan(hdev, vport_id, vlan_id, is_kill))
9722 return 0;
9723
9724 for_each_set_bit(vport_idx, hdev->vlan_table[vlan_id], HCLGE_VPORT_NUM)
9725 vport_num++;
9726
9727 if ((is_kill && vport_num == 0) || (!is_kill && vport_num == 1))
9728 ret = hclge_set_port_vlan_filter(hdev, proto, vlan_id,
9729 is_kill);
9730
9731 return ret;
9732 }
9733
hclge_set_vlan_tx_offload_cfg(struct hclge_vport * vport)9734 static int hclge_set_vlan_tx_offload_cfg(struct hclge_vport *vport)
9735 {
9736 struct hclge_tx_vtag_cfg *vcfg = &vport->txvlan_cfg;
9737 struct hclge_vport_vtag_tx_cfg_cmd *req;
9738 struct hclge_dev *hdev = vport->back;
9739 struct hclge_desc desc;
9740 u16 bmap_index;
9741 int status;
9742
9743 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_PORT_TX_CFG, false);
9744
9745 req = (struct hclge_vport_vtag_tx_cfg_cmd *)desc.data;
9746 req->def_vlan_tag1 = cpu_to_le16(vcfg->default_tag1);
9747 req->def_vlan_tag2 = cpu_to_le16(vcfg->default_tag2);
9748 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_TAG1_B,
9749 vcfg->accept_tag1 ? 1 : 0);
9750 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_UNTAG1_B,
9751 vcfg->accept_untag1 ? 1 : 0);
9752 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_TAG2_B,
9753 vcfg->accept_tag2 ? 1 : 0);
9754 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_ACCEPT_UNTAG2_B,
9755 vcfg->accept_untag2 ? 1 : 0);
9756 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_PORT_INS_TAG1_EN_B,
9757 vcfg->insert_tag1_en ? 1 : 0);
9758 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_PORT_INS_TAG2_EN_B,
9759 vcfg->insert_tag2_en ? 1 : 0);
9760 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_TAG_SHIFT_MODE_EN_B,
9761 vcfg->tag_shift_mode_en ? 1 : 0);
9762 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_CFG_NIC_ROCE_SEL_B, 0);
9763
9764 req->vf_offset = vport->vport_id / HCLGE_VF_NUM_PER_CMD;
9765 bmap_index = vport->vport_id % HCLGE_VF_NUM_PER_CMD /
9766 HCLGE_VF_NUM_PER_BYTE;
9767 req->vf_bitmap[bmap_index] =
9768 1U << (vport->vport_id % HCLGE_VF_NUM_PER_BYTE);
9769
9770 status = hclge_cmd_send(&hdev->hw, &desc, 1);
9771 if (status)
9772 dev_err(&hdev->pdev->dev,
9773 "Send port txvlan cfg command fail, ret =%d\n",
9774 status);
9775
9776 return status;
9777 }
9778
hclge_set_vlan_rx_offload_cfg(struct hclge_vport * vport)9779 static int hclge_set_vlan_rx_offload_cfg(struct hclge_vport *vport)
9780 {
9781 struct hclge_rx_vtag_cfg *vcfg = &vport->rxvlan_cfg;
9782 struct hclge_vport_vtag_rx_cfg_cmd *req;
9783 struct hclge_dev *hdev = vport->back;
9784 struct hclge_desc desc;
9785 u16 bmap_index;
9786 int status;
9787
9788 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_VLAN_PORT_RX_CFG, false);
9789
9790 req = (struct hclge_vport_vtag_rx_cfg_cmd *)desc.data;
9791 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_REM_TAG1_EN_B,
9792 vcfg->strip_tag1_en ? 1 : 0);
9793 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_REM_TAG2_EN_B,
9794 vcfg->strip_tag2_en ? 1 : 0);
9795 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_SHOW_TAG1_EN_B,
9796 vcfg->vlan1_vlan_prionly ? 1 : 0);
9797 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_SHOW_TAG2_EN_B,
9798 vcfg->vlan2_vlan_prionly ? 1 : 0);
9799 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_DISCARD_TAG1_EN_B,
9800 vcfg->strip_tag1_discard_en ? 1 : 0);
9801 hnae3_set_bit(req->vport_vlan_cfg, HCLGE_DISCARD_TAG2_EN_B,
9802 vcfg->strip_tag2_discard_en ? 1 : 0);
9803
9804 req->vf_offset = vport->vport_id / HCLGE_VF_NUM_PER_CMD;
9805 bmap_index = vport->vport_id % HCLGE_VF_NUM_PER_CMD /
9806 HCLGE_VF_NUM_PER_BYTE;
9807 req->vf_bitmap[bmap_index] =
9808 1U << (vport->vport_id % HCLGE_VF_NUM_PER_BYTE);
9809
9810 status = hclge_cmd_send(&hdev->hw, &desc, 1);
9811 if (status)
9812 dev_err(&hdev->pdev->dev,
9813 "Send port rxvlan cfg command fail, ret =%d\n",
9814 status);
9815
9816 return status;
9817 }
9818
hclge_vlan_offload_cfg(struct hclge_vport * vport,u16 port_base_vlan_state,u16 vlan_tag,u8 qos)9819 static int hclge_vlan_offload_cfg(struct hclge_vport *vport,
9820 u16 port_base_vlan_state,
9821 u16 vlan_tag, u8 qos)
9822 {
9823 int ret;
9824
9825 if (port_base_vlan_state == HNAE3_PORT_BASE_VLAN_DISABLE) {
9826 vport->txvlan_cfg.accept_tag1 = true;
9827 vport->txvlan_cfg.insert_tag1_en = false;
9828 vport->txvlan_cfg.default_tag1 = 0;
9829 } else {
9830 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(vport->nic.pdev);
9831
9832 vport->txvlan_cfg.accept_tag1 =
9833 ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3;
9834 vport->txvlan_cfg.insert_tag1_en = true;
9835 vport->txvlan_cfg.default_tag1 = (qos << VLAN_PRIO_SHIFT) |
9836 vlan_tag;
9837 }
9838
9839 vport->txvlan_cfg.accept_untag1 = true;
9840
9841 /* accept_tag2 and accept_untag2 are not supported on
9842 * pdev revision(0x20), new revision support them,
9843 * this two fields can not be configured by user.
9844 */
9845 vport->txvlan_cfg.accept_tag2 = true;
9846 vport->txvlan_cfg.accept_untag2 = true;
9847 vport->txvlan_cfg.insert_tag2_en = false;
9848 vport->txvlan_cfg.default_tag2 = 0;
9849 vport->txvlan_cfg.tag_shift_mode_en = true;
9850
9851 if (port_base_vlan_state == HNAE3_PORT_BASE_VLAN_DISABLE) {
9852 vport->rxvlan_cfg.strip_tag1_en = false;
9853 vport->rxvlan_cfg.strip_tag2_en =
9854 vport->rxvlan_cfg.rx_vlan_offload_en;
9855 vport->rxvlan_cfg.strip_tag2_discard_en = false;
9856 } else {
9857 vport->rxvlan_cfg.strip_tag1_en =
9858 vport->rxvlan_cfg.rx_vlan_offload_en;
9859 vport->rxvlan_cfg.strip_tag2_en = true;
9860 vport->rxvlan_cfg.strip_tag2_discard_en = true;
9861 }
9862
9863 vport->rxvlan_cfg.strip_tag1_discard_en = false;
9864 vport->rxvlan_cfg.vlan1_vlan_prionly = false;
9865 vport->rxvlan_cfg.vlan2_vlan_prionly = false;
9866
9867 ret = hclge_set_vlan_tx_offload_cfg(vport);
9868 if (ret)
9869 return ret;
9870
9871 return hclge_set_vlan_rx_offload_cfg(vport);
9872 }
9873
hclge_set_vlan_protocol_type(struct hclge_dev * hdev)9874 static int hclge_set_vlan_protocol_type(struct hclge_dev *hdev)
9875 {
9876 struct hclge_rx_vlan_type_cfg_cmd *rx_req;
9877 struct hclge_tx_vlan_type_cfg_cmd *tx_req;
9878 struct hclge_desc desc;
9879 int status;
9880
9881 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_TYPE_ID, false);
9882 rx_req = (struct hclge_rx_vlan_type_cfg_cmd *)desc.data;
9883 rx_req->ot_fst_vlan_type =
9884 cpu_to_le16(hdev->vlan_type_cfg.rx_ot_fst_vlan_type);
9885 rx_req->ot_sec_vlan_type =
9886 cpu_to_le16(hdev->vlan_type_cfg.rx_ot_sec_vlan_type);
9887 rx_req->in_fst_vlan_type =
9888 cpu_to_le16(hdev->vlan_type_cfg.rx_in_fst_vlan_type);
9889 rx_req->in_sec_vlan_type =
9890 cpu_to_le16(hdev->vlan_type_cfg.rx_in_sec_vlan_type);
9891
9892 status = hclge_cmd_send(&hdev->hw, &desc, 1);
9893 if (status) {
9894 dev_err(&hdev->pdev->dev,
9895 "Send rxvlan protocol type command fail, ret =%d\n",
9896 status);
9897 return status;
9898 }
9899
9900 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_MAC_VLAN_INSERT, false);
9901
9902 tx_req = (struct hclge_tx_vlan_type_cfg_cmd *)desc.data;
9903 tx_req->ot_vlan_type = cpu_to_le16(hdev->vlan_type_cfg.tx_ot_vlan_type);
9904 tx_req->in_vlan_type = cpu_to_le16(hdev->vlan_type_cfg.tx_in_vlan_type);
9905
9906 status = hclge_cmd_send(&hdev->hw, &desc, 1);
9907 if (status)
9908 dev_err(&hdev->pdev->dev,
9909 "Send txvlan protocol type command fail, ret =%d\n",
9910 status);
9911
9912 return status;
9913 }
9914
hclge_init_vlan_filter(struct hclge_dev * hdev)9915 static int hclge_init_vlan_filter(struct hclge_dev *hdev)
9916 {
9917 struct hclge_vport *vport;
9918 bool enable = true;
9919 int ret;
9920 int i;
9921
9922 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
9923 return hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF,
9924 HCLGE_FILTER_FE_EGRESS_V1_B,
9925 true, 0);
9926
9927 /* for revision 0x21, vf vlan filter is per function */
9928 for (i = 0; i < hdev->num_alloc_vport; i++) {
9929 vport = &hdev->vport[i];
9930 ret = hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF,
9931 HCLGE_FILTER_FE_EGRESS, true,
9932 vport->vport_id);
9933 if (ret)
9934 return ret;
9935 vport->cur_vlan_fltr_en = true;
9936 }
9937
9938 if (test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, hdev->ae_dev->caps) &&
9939 !test_bit(HNAE3_DEV_SUPPORT_PORT_VLAN_BYPASS_B, hdev->ae_dev->caps))
9940 enable = false;
9941
9942 return hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_PORT,
9943 HCLGE_FILTER_FE_INGRESS, enable, 0);
9944 }
9945
hclge_init_vlan_type(struct hclge_dev * hdev)9946 static int hclge_init_vlan_type(struct hclge_dev *hdev)
9947 {
9948 hdev->vlan_type_cfg.rx_in_fst_vlan_type = ETH_P_8021Q;
9949 hdev->vlan_type_cfg.rx_in_sec_vlan_type = ETH_P_8021Q;
9950 hdev->vlan_type_cfg.rx_ot_fst_vlan_type = ETH_P_8021Q;
9951 hdev->vlan_type_cfg.rx_ot_sec_vlan_type = ETH_P_8021Q;
9952 hdev->vlan_type_cfg.tx_ot_vlan_type = ETH_P_8021Q;
9953 hdev->vlan_type_cfg.tx_in_vlan_type = ETH_P_8021Q;
9954
9955 return hclge_set_vlan_protocol_type(hdev);
9956 }
9957
hclge_init_vport_vlan_offload(struct hclge_dev * hdev)9958 static int hclge_init_vport_vlan_offload(struct hclge_dev *hdev)
9959 {
9960 struct hclge_port_base_vlan_config *cfg;
9961 struct hclge_vport *vport;
9962 int ret;
9963 int i;
9964
9965 for (i = 0; i < hdev->num_alloc_vport; i++) {
9966 vport = &hdev->vport[i];
9967 cfg = &vport->port_base_vlan_cfg;
9968
9969 ret = hclge_vlan_offload_cfg(vport, cfg->state,
9970 cfg->vlan_info.vlan_tag,
9971 cfg->vlan_info.qos);
9972 if (ret)
9973 return ret;
9974 }
9975 return 0;
9976 }
9977
hclge_init_vlan_config(struct hclge_dev * hdev)9978 static int hclge_init_vlan_config(struct hclge_dev *hdev)
9979 {
9980 struct hnae3_handle *handle = &hdev->vport[0].nic;
9981 int ret;
9982
9983 ret = hclge_init_vlan_filter(hdev);
9984 if (ret)
9985 return ret;
9986
9987 ret = hclge_init_vlan_type(hdev);
9988 if (ret)
9989 return ret;
9990
9991 ret = hclge_init_vport_vlan_offload(hdev);
9992 if (ret)
9993 return ret;
9994
9995 return hclge_set_vlan_filter(handle, htons(ETH_P_8021Q), 0, false);
9996 }
9997
hclge_add_vport_vlan_table(struct hclge_vport * vport,u16 vlan_id,bool writen_to_tbl)9998 static void hclge_add_vport_vlan_table(struct hclge_vport *vport, u16 vlan_id,
9999 bool writen_to_tbl)
10000 {
10001 struct hclge_vport_vlan_cfg *vlan, *tmp;
10002 struct hclge_dev *hdev = vport->back;
10003
10004 mutex_lock(&hdev->vport_lock);
10005
10006 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10007 if (vlan->vlan_id == vlan_id) {
10008 mutex_unlock(&hdev->vport_lock);
10009 return;
10010 }
10011 }
10012
10013 vlan = kzalloc(sizeof(*vlan), GFP_KERNEL);
10014 if (!vlan) {
10015 mutex_unlock(&hdev->vport_lock);
10016 return;
10017 }
10018
10019 vlan->hd_tbl_status = writen_to_tbl;
10020 vlan->vlan_id = vlan_id;
10021
10022 list_add_tail(&vlan->node, &vport->vlan_list);
10023 mutex_unlock(&hdev->vport_lock);
10024 }
10025
hclge_add_vport_all_vlan_table(struct hclge_vport * vport)10026 static int hclge_add_vport_all_vlan_table(struct hclge_vport *vport)
10027 {
10028 struct hclge_vport_vlan_cfg *vlan, *tmp;
10029 struct hclge_dev *hdev = vport->back;
10030 int ret;
10031
10032 mutex_lock(&hdev->vport_lock);
10033
10034 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10035 if (!vlan->hd_tbl_status) {
10036 ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
10037 vport->vport_id,
10038 vlan->vlan_id, false);
10039 if (ret) {
10040 dev_err(&hdev->pdev->dev,
10041 "restore vport vlan list failed, ret=%d\n",
10042 ret);
10043
10044 mutex_unlock(&hdev->vport_lock);
10045 return ret;
10046 }
10047 }
10048 vlan->hd_tbl_status = true;
10049 }
10050
10051 mutex_unlock(&hdev->vport_lock);
10052
10053 return 0;
10054 }
10055
hclge_rm_vport_vlan_table(struct hclge_vport * vport,u16 vlan_id,bool is_write_tbl)10056 static void hclge_rm_vport_vlan_table(struct hclge_vport *vport, u16 vlan_id,
10057 bool is_write_tbl)
10058 {
10059 struct hclge_vport_vlan_cfg *vlan, *tmp;
10060 struct hclge_dev *hdev = vport->back;
10061
10062 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10063 if (vlan->vlan_id == vlan_id) {
10064 if (is_write_tbl && vlan->hd_tbl_status)
10065 hclge_set_vlan_filter_hw(hdev,
10066 htons(ETH_P_8021Q),
10067 vport->vport_id,
10068 vlan_id,
10069 true);
10070
10071 list_del(&vlan->node);
10072 kfree(vlan);
10073 break;
10074 }
10075 }
10076 }
10077
hclge_rm_vport_all_vlan_table(struct hclge_vport * vport,bool is_del_list)10078 void hclge_rm_vport_all_vlan_table(struct hclge_vport *vport, bool is_del_list)
10079 {
10080 struct hclge_vport_vlan_cfg *vlan, *tmp;
10081 struct hclge_dev *hdev = vport->back;
10082
10083 mutex_lock(&hdev->vport_lock);
10084
10085 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10086 if (vlan->hd_tbl_status)
10087 hclge_set_vlan_filter_hw(hdev,
10088 htons(ETH_P_8021Q),
10089 vport->vport_id,
10090 vlan->vlan_id,
10091 true);
10092
10093 vlan->hd_tbl_status = false;
10094 if (is_del_list) {
10095 list_del(&vlan->node);
10096 kfree(vlan);
10097 }
10098 }
10099 clear_bit(vport->vport_id, hdev->vf_vlan_full);
10100 mutex_unlock(&hdev->vport_lock);
10101 }
10102
hclge_uninit_vport_vlan_table(struct hclge_dev * hdev)10103 void hclge_uninit_vport_vlan_table(struct hclge_dev *hdev)
10104 {
10105 struct hclge_vport_vlan_cfg *vlan, *tmp;
10106 struct hclge_vport *vport;
10107 int i;
10108
10109 mutex_lock(&hdev->vport_lock);
10110
10111 for (i = 0; i < hdev->num_alloc_vport; i++) {
10112 vport = &hdev->vport[i];
10113 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10114 list_del(&vlan->node);
10115 kfree(vlan);
10116 }
10117 }
10118
10119 mutex_unlock(&hdev->vport_lock);
10120 }
10121
hclge_restore_vport_port_base_vlan_config(struct hclge_dev * hdev)10122 void hclge_restore_vport_port_base_vlan_config(struct hclge_dev *hdev)
10123 {
10124 struct hclge_vlan_info *vlan_info;
10125 struct hclge_vport *vport;
10126 u16 vlan_proto;
10127 u16 vlan_id;
10128 u16 state;
10129 int vf_id;
10130 int ret;
10131
10132 /* PF should restore all vfs port base vlan */
10133 for (vf_id = 0; vf_id < hdev->num_alloc_vfs; vf_id++) {
10134 vport = &hdev->vport[vf_id + HCLGE_VF_VPORT_START_NUM];
10135 vlan_info = vport->port_base_vlan_cfg.tbl_sta ?
10136 &vport->port_base_vlan_cfg.vlan_info :
10137 &vport->port_base_vlan_cfg.old_vlan_info;
10138
10139 vlan_id = vlan_info->vlan_tag;
10140 vlan_proto = vlan_info->vlan_proto;
10141 state = vport->port_base_vlan_cfg.state;
10142
10143 if (state != HNAE3_PORT_BASE_VLAN_DISABLE) {
10144 clear_bit(vport->vport_id, hdev->vlan_table[vlan_id]);
10145 ret = hclge_set_vlan_filter_hw(hdev, htons(vlan_proto),
10146 vport->vport_id,
10147 vlan_id, false);
10148 vport->port_base_vlan_cfg.tbl_sta = ret == 0;
10149 }
10150 }
10151 }
10152
hclge_restore_vport_vlan_table(struct hclge_vport * vport)10153 void hclge_restore_vport_vlan_table(struct hclge_vport *vport)
10154 {
10155 struct hclge_vport_vlan_cfg *vlan, *tmp;
10156 struct hclge_dev *hdev = vport->back;
10157 int ret;
10158
10159 mutex_lock(&hdev->vport_lock);
10160
10161 if (vport->port_base_vlan_cfg.state == HNAE3_PORT_BASE_VLAN_DISABLE) {
10162 list_for_each_entry_safe(vlan, tmp, &vport->vlan_list, node) {
10163 ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
10164 vport->vport_id,
10165 vlan->vlan_id, false);
10166 if (ret)
10167 break;
10168 vlan->hd_tbl_status = true;
10169 }
10170 }
10171
10172 mutex_unlock(&hdev->vport_lock);
10173 }
10174
10175 /* For global reset and imp reset, hardware will clear the mac table,
10176 * so we change the mac address state from ACTIVE to TO_ADD, then they
10177 * can be restored in the service task after reset complete. Furtherly,
10178 * the mac addresses with state TO_DEL or DEL_FAIL are unnecessary to
10179 * be restored after reset, so just remove these mac nodes from mac_list.
10180 */
hclge_mac_node_convert_for_reset(struct list_head * list)10181 static void hclge_mac_node_convert_for_reset(struct list_head *list)
10182 {
10183 struct hclge_mac_node *mac_node, *tmp;
10184
10185 list_for_each_entry_safe(mac_node, tmp, list, node) {
10186 if (mac_node->state == HCLGE_MAC_ACTIVE) {
10187 mac_node->state = HCLGE_MAC_TO_ADD;
10188 } else if (mac_node->state == HCLGE_MAC_TO_DEL) {
10189 list_del(&mac_node->node);
10190 kfree(mac_node);
10191 }
10192 }
10193 }
10194
hclge_restore_mac_table_common(struct hclge_vport * vport)10195 void hclge_restore_mac_table_common(struct hclge_vport *vport)
10196 {
10197 spin_lock_bh(&vport->mac_list_lock);
10198
10199 hclge_mac_node_convert_for_reset(&vport->uc_mac_list);
10200 hclge_mac_node_convert_for_reset(&vport->mc_mac_list);
10201 set_bit(HCLGE_VPORT_STATE_MAC_TBL_CHANGE, &vport->state);
10202
10203 spin_unlock_bh(&vport->mac_list_lock);
10204 }
10205
hclge_restore_hw_table(struct hclge_dev * hdev)10206 static void hclge_restore_hw_table(struct hclge_dev *hdev)
10207 {
10208 struct hclge_vport *vport = &hdev->vport[0];
10209 struct hnae3_handle *handle = &vport->nic;
10210
10211 hclge_restore_mac_table_common(vport);
10212 hclge_restore_vport_port_base_vlan_config(hdev);
10213 hclge_restore_vport_vlan_table(vport);
10214 set_bit(HCLGE_STATE_FD_USER_DEF_CHANGED, &hdev->state);
10215 hclge_restore_fd_entries(handle);
10216 }
10217
hclge_en_hw_strip_rxvtag(struct hnae3_handle * handle,bool enable)10218 int hclge_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable)
10219 {
10220 struct hclge_vport *vport = hclge_get_vport(handle);
10221
10222 if (vport->port_base_vlan_cfg.state == HNAE3_PORT_BASE_VLAN_DISABLE) {
10223 vport->rxvlan_cfg.strip_tag1_en = false;
10224 vport->rxvlan_cfg.strip_tag2_en = enable;
10225 vport->rxvlan_cfg.strip_tag2_discard_en = false;
10226 } else {
10227 vport->rxvlan_cfg.strip_tag1_en = enable;
10228 vport->rxvlan_cfg.strip_tag2_en = true;
10229 vport->rxvlan_cfg.strip_tag2_discard_en = true;
10230 }
10231
10232 vport->rxvlan_cfg.strip_tag1_discard_en = false;
10233 vport->rxvlan_cfg.vlan1_vlan_prionly = false;
10234 vport->rxvlan_cfg.vlan2_vlan_prionly = false;
10235 vport->rxvlan_cfg.rx_vlan_offload_en = enable;
10236
10237 return hclge_set_vlan_rx_offload_cfg(vport);
10238 }
10239
hclge_set_vport_vlan_fltr_change(struct hclge_vport * vport)10240 static void hclge_set_vport_vlan_fltr_change(struct hclge_vport *vport)
10241 {
10242 struct hclge_dev *hdev = vport->back;
10243
10244 if (test_bit(HNAE3_DEV_SUPPORT_VLAN_FLTR_MDF_B, hdev->ae_dev->caps))
10245 set_bit(HCLGE_VPORT_STATE_VLAN_FLTR_CHANGE, &vport->state);
10246 }
10247
hclge_update_vlan_filter_entries(struct hclge_vport * vport,u16 port_base_vlan_state,struct hclge_vlan_info * new_info,struct hclge_vlan_info * old_info)10248 static int hclge_update_vlan_filter_entries(struct hclge_vport *vport,
10249 u16 port_base_vlan_state,
10250 struct hclge_vlan_info *new_info,
10251 struct hclge_vlan_info *old_info)
10252 {
10253 struct hclge_dev *hdev = vport->back;
10254 int ret;
10255
10256 if (port_base_vlan_state == HNAE3_PORT_BASE_VLAN_ENABLE) {
10257 hclge_rm_vport_all_vlan_table(vport, false);
10258 /* force clear VLAN 0 */
10259 ret = hclge_set_vf_vlan_common(hdev, vport->vport_id, true, 0);
10260 if (ret)
10261 return ret;
10262 return hclge_set_vlan_filter_hw(hdev,
10263 htons(new_info->vlan_proto),
10264 vport->vport_id,
10265 new_info->vlan_tag,
10266 false);
10267 }
10268
10269 vport->port_base_vlan_cfg.tbl_sta = false;
10270
10271 /* force add VLAN 0 */
10272 ret = hclge_set_vf_vlan_common(hdev, vport->vport_id, false, 0);
10273 if (ret)
10274 return ret;
10275
10276 ret = hclge_set_vlan_filter_hw(hdev, htons(old_info->vlan_proto),
10277 vport->vport_id, old_info->vlan_tag,
10278 true);
10279 if (ret)
10280 return ret;
10281
10282 return hclge_add_vport_all_vlan_table(vport);
10283 }
10284
hclge_need_update_vlan_filter(const struct hclge_vlan_info * new_cfg,const struct hclge_vlan_info * old_cfg)10285 static bool hclge_need_update_vlan_filter(const struct hclge_vlan_info *new_cfg,
10286 const struct hclge_vlan_info *old_cfg)
10287 {
10288 if (new_cfg->vlan_tag != old_cfg->vlan_tag)
10289 return true;
10290
10291 if (new_cfg->vlan_tag == 0 && (new_cfg->qos == 0 || old_cfg->qos == 0))
10292 return true;
10293
10294 return false;
10295 }
10296
hclge_modify_port_base_vlan_tag(struct hclge_vport * vport,struct hclge_vlan_info * new_info,struct hclge_vlan_info * old_info)10297 static int hclge_modify_port_base_vlan_tag(struct hclge_vport *vport,
10298 struct hclge_vlan_info *new_info,
10299 struct hclge_vlan_info *old_info)
10300 {
10301 struct hclge_dev *hdev = vport->back;
10302 int ret;
10303
10304 /* add new VLAN tag */
10305 ret = hclge_set_vlan_filter_hw(hdev, htons(new_info->vlan_proto),
10306 vport->vport_id, new_info->vlan_tag,
10307 false);
10308 if (ret)
10309 return ret;
10310
10311 vport->port_base_vlan_cfg.tbl_sta = false;
10312 /* remove old VLAN tag */
10313 if (old_info->vlan_tag == 0)
10314 ret = hclge_set_vf_vlan_common(hdev, vport->vport_id,
10315 true, 0);
10316 else
10317 ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
10318 vport->vport_id,
10319 old_info->vlan_tag, true);
10320 if (ret)
10321 dev_err(&hdev->pdev->dev,
10322 "failed to clear vport%u port base vlan %u, ret = %d.\n",
10323 vport->vport_id, old_info->vlan_tag, ret);
10324
10325 return ret;
10326 }
10327
hclge_update_port_base_vlan_cfg(struct hclge_vport * vport,u16 state,struct hclge_vlan_info * vlan_info)10328 int hclge_update_port_base_vlan_cfg(struct hclge_vport *vport, u16 state,
10329 struct hclge_vlan_info *vlan_info)
10330 {
10331 struct hnae3_handle *nic = &vport->nic;
10332 struct hclge_vlan_info *old_vlan_info;
10333 int ret;
10334
10335 old_vlan_info = &vport->port_base_vlan_cfg.vlan_info;
10336
10337 ret = hclge_vlan_offload_cfg(vport, state, vlan_info->vlan_tag,
10338 vlan_info->qos);
10339 if (ret)
10340 return ret;
10341
10342 if (!hclge_need_update_vlan_filter(vlan_info, old_vlan_info))
10343 goto out;
10344
10345 if (state == HNAE3_PORT_BASE_VLAN_MODIFY)
10346 ret = hclge_modify_port_base_vlan_tag(vport, vlan_info,
10347 old_vlan_info);
10348 else
10349 ret = hclge_update_vlan_filter_entries(vport, state, vlan_info,
10350 old_vlan_info);
10351 if (ret)
10352 return ret;
10353
10354 out:
10355 vport->port_base_vlan_cfg.state = state;
10356 if (state == HNAE3_PORT_BASE_VLAN_DISABLE)
10357 nic->port_base_vlan_state = HNAE3_PORT_BASE_VLAN_DISABLE;
10358 else
10359 nic->port_base_vlan_state = HNAE3_PORT_BASE_VLAN_ENABLE;
10360
10361 vport->port_base_vlan_cfg.old_vlan_info = *old_vlan_info;
10362 vport->port_base_vlan_cfg.vlan_info = *vlan_info;
10363 vport->port_base_vlan_cfg.tbl_sta = true;
10364 hclge_set_vport_vlan_fltr_change(vport);
10365
10366 return 0;
10367 }
10368
hclge_get_port_base_vlan_state(struct hclge_vport * vport,enum hnae3_port_base_vlan_state state,u16 vlan,u8 qos)10369 static u16 hclge_get_port_base_vlan_state(struct hclge_vport *vport,
10370 enum hnae3_port_base_vlan_state state,
10371 u16 vlan, u8 qos)
10372 {
10373 if (state == HNAE3_PORT_BASE_VLAN_DISABLE) {
10374 if (!vlan && !qos)
10375 return HNAE3_PORT_BASE_VLAN_NOCHANGE;
10376
10377 return HNAE3_PORT_BASE_VLAN_ENABLE;
10378 }
10379
10380 if (!vlan && !qos)
10381 return HNAE3_PORT_BASE_VLAN_DISABLE;
10382
10383 if (vport->port_base_vlan_cfg.vlan_info.vlan_tag == vlan &&
10384 vport->port_base_vlan_cfg.vlan_info.qos == qos)
10385 return HNAE3_PORT_BASE_VLAN_NOCHANGE;
10386
10387 return HNAE3_PORT_BASE_VLAN_MODIFY;
10388 }
10389
hclge_set_vf_vlan_filter(struct hnae3_handle * handle,int vfid,u16 vlan,u8 qos,__be16 proto)10390 static int hclge_set_vf_vlan_filter(struct hnae3_handle *handle, int vfid,
10391 u16 vlan, u8 qos, __be16 proto)
10392 {
10393 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
10394 struct hclge_vport *vport = hclge_get_vport(handle);
10395 struct hclge_dev *hdev = vport->back;
10396 struct hclge_vlan_info vlan_info;
10397 u16 state;
10398 int ret;
10399
10400 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
10401 return -EOPNOTSUPP;
10402
10403 vport = hclge_get_vf_vport(hdev, vfid);
10404 if (!vport)
10405 return -EINVAL;
10406
10407 /* qos is a 3 bits value, so can not be bigger than 7 */
10408 if (vlan > VLAN_N_VID - 1 || qos > 7)
10409 return -EINVAL;
10410 if (proto != htons(ETH_P_8021Q))
10411 return -EPROTONOSUPPORT;
10412
10413 state = hclge_get_port_base_vlan_state(vport,
10414 vport->port_base_vlan_cfg.state,
10415 vlan, qos);
10416 if (state == HNAE3_PORT_BASE_VLAN_NOCHANGE)
10417 return 0;
10418
10419 vlan_info.vlan_tag = vlan;
10420 vlan_info.qos = qos;
10421 vlan_info.vlan_proto = ntohs(proto);
10422
10423 ret = hclge_update_port_base_vlan_cfg(vport, state, &vlan_info);
10424 if (ret) {
10425 dev_err(&hdev->pdev->dev,
10426 "failed to update port base vlan for vf %d, ret = %d\n",
10427 vfid, ret);
10428 return ret;
10429 }
10430
10431 /* there is a timewindow for PF to know VF unalive, it may
10432 * cause send mailbox fail, but it doesn't matter, VF will
10433 * query it when reinit.
10434 * for DEVICE_VERSION_V3, vf doesn't need to know about the port based
10435 * VLAN state.
10436 */
10437 if (ae_dev->dev_version < HNAE3_DEVICE_VERSION_V3) {
10438 if (test_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state))
10439 (void)hclge_push_vf_port_base_vlan_info(&hdev->vport[0],
10440 vport->vport_id,
10441 state,
10442 &vlan_info);
10443 else
10444 set_bit(HCLGE_VPORT_NEED_NOTIFY_VF_VLAN,
10445 &vport->need_notify);
10446 }
10447 return 0;
10448 }
10449
hclge_clear_vf_vlan(struct hclge_dev * hdev)10450 static void hclge_clear_vf_vlan(struct hclge_dev *hdev)
10451 {
10452 struct hclge_vlan_info *vlan_info;
10453 struct hclge_vport *vport;
10454 int ret;
10455 int vf;
10456
10457 /* clear port base vlan for all vf */
10458 for (vf = HCLGE_VF_VPORT_START_NUM; vf < hdev->num_alloc_vport; vf++) {
10459 vport = &hdev->vport[vf];
10460 vlan_info = &vport->port_base_vlan_cfg.vlan_info;
10461
10462 ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
10463 vport->vport_id,
10464 vlan_info->vlan_tag, true);
10465 if (ret)
10466 dev_err(&hdev->pdev->dev,
10467 "failed to clear vf vlan for vf%d, ret = %d\n",
10468 vf - HCLGE_VF_VPORT_START_NUM, ret);
10469 }
10470 }
10471
hclge_set_vlan_filter(struct hnae3_handle * handle,__be16 proto,u16 vlan_id,bool is_kill)10472 int hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto,
10473 u16 vlan_id, bool is_kill)
10474 {
10475 struct hclge_vport *vport = hclge_get_vport(handle);
10476 struct hclge_dev *hdev = vport->back;
10477 bool writen_to_tbl = false;
10478 int ret = 0;
10479
10480 /* When device is resetting or reset failed, firmware is unable to
10481 * handle mailbox. Just record the vlan id, and remove it after
10482 * reset finished.
10483 */
10484 mutex_lock(&hdev->vport_lock);
10485 if ((test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) ||
10486 test_bit(HCLGE_STATE_RST_FAIL, &hdev->state)) && is_kill) {
10487 set_bit(vlan_id, vport->vlan_del_fail_bmap);
10488 mutex_unlock(&hdev->vport_lock);
10489 return -EBUSY;
10490 } else if (!is_kill && test_bit(vlan_id, vport->vlan_del_fail_bmap)) {
10491 clear_bit(vlan_id, vport->vlan_del_fail_bmap);
10492 }
10493 mutex_unlock(&hdev->vport_lock);
10494
10495 /* when port base vlan enabled, we use port base vlan as the vlan
10496 * filter entry. In this case, we don't update vlan filter table
10497 * when user add new vlan or remove exist vlan, just update the vport
10498 * vlan list. The vlan id in vlan list will be writen in vlan filter
10499 * table until port base vlan disabled
10500 */
10501 if (handle->port_base_vlan_state == HNAE3_PORT_BASE_VLAN_DISABLE) {
10502 ret = hclge_set_vlan_filter_hw(hdev, proto, vport->vport_id,
10503 vlan_id, is_kill);
10504 writen_to_tbl = true;
10505 }
10506
10507 if (!ret) {
10508 if (!is_kill) {
10509 hclge_add_vport_vlan_table(vport, vlan_id,
10510 writen_to_tbl);
10511 } else if (is_kill && vlan_id != 0) {
10512 mutex_lock(&hdev->vport_lock);
10513 hclge_rm_vport_vlan_table(vport, vlan_id, false);
10514 mutex_unlock(&hdev->vport_lock);
10515 }
10516 } else if (is_kill) {
10517 /* when remove hw vlan filter failed, record the vlan id,
10518 * and try to remove it from hw later, to be consistence
10519 * with stack
10520 */
10521 mutex_lock(&hdev->vport_lock);
10522 set_bit(vlan_id, vport->vlan_del_fail_bmap);
10523 mutex_unlock(&hdev->vport_lock);
10524 }
10525
10526 hclge_set_vport_vlan_fltr_change(vport);
10527
10528 return ret;
10529 }
10530
hclge_sync_vlan_fltr_state(struct hclge_dev * hdev)10531 static void hclge_sync_vlan_fltr_state(struct hclge_dev *hdev)
10532 {
10533 struct hclge_vport *vport;
10534 int ret;
10535 u16 i;
10536
10537 for (i = 0; i < hdev->num_alloc_vport; i++) {
10538 vport = &hdev->vport[i];
10539 if (!test_and_clear_bit(HCLGE_VPORT_STATE_VLAN_FLTR_CHANGE,
10540 &vport->state))
10541 continue;
10542
10543 ret = hclge_enable_vport_vlan_filter(vport,
10544 vport->req_vlan_fltr_en);
10545 if (ret) {
10546 dev_err(&hdev->pdev->dev,
10547 "failed to sync vlan filter state for vport%u, ret = %d\n",
10548 vport->vport_id, ret);
10549 set_bit(HCLGE_VPORT_STATE_VLAN_FLTR_CHANGE,
10550 &vport->state);
10551 return;
10552 }
10553 }
10554 }
10555
hclge_sync_vlan_filter(struct hclge_dev * hdev)10556 static void hclge_sync_vlan_filter(struct hclge_dev *hdev)
10557 {
10558 #define HCLGE_MAX_SYNC_COUNT 60
10559
10560 int i, ret, sync_cnt = 0;
10561 u16 vlan_id;
10562
10563 mutex_lock(&hdev->vport_lock);
10564 /* start from vport 1 for PF is always alive */
10565 for (i = 0; i < hdev->num_alloc_vport; i++) {
10566 struct hclge_vport *vport = &hdev->vport[i];
10567
10568 vlan_id = find_first_bit(vport->vlan_del_fail_bmap,
10569 VLAN_N_VID);
10570 while (vlan_id != VLAN_N_VID) {
10571 ret = hclge_set_vlan_filter_hw(hdev, htons(ETH_P_8021Q),
10572 vport->vport_id, vlan_id,
10573 true);
10574 if (ret && ret != -EINVAL) {
10575 mutex_unlock(&hdev->vport_lock);
10576 return;
10577 }
10578
10579 clear_bit(vlan_id, vport->vlan_del_fail_bmap);
10580 hclge_rm_vport_vlan_table(vport, vlan_id, false);
10581 hclge_set_vport_vlan_fltr_change(vport);
10582
10583 sync_cnt++;
10584 if (sync_cnt >= HCLGE_MAX_SYNC_COUNT) {
10585 mutex_unlock(&hdev->vport_lock);
10586 return;
10587 }
10588
10589 vlan_id = find_first_bit(vport->vlan_del_fail_bmap,
10590 VLAN_N_VID);
10591 }
10592 }
10593 mutex_unlock(&hdev->vport_lock);
10594
10595 hclge_sync_vlan_fltr_state(hdev);
10596 }
10597
hclge_set_mac_mtu(struct hclge_dev * hdev,int new_mps)10598 static int hclge_set_mac_mtu(struct hclge_dev *hdev, int new_mps)
10599 {
10600 struct hclge_config_max_frm_size_cmd *req;
10601 struct hclge_desc desc;
10602
10603 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CONFIG_MAX_FRM_SIZE, false);
10604
10605 req = (struct hclge_config_max_frm_size_cmd *)desc.data;
10606 req->max_frm_size = cpu_to_le16(new_mps);
10607 req->min_frm_size = HCLGE_MAC_MIN_FRAME;
10608
10609 return hclge_cmd_send(&hdev->hw, &desc, 1);
10610 }
10611
hclge_set_mtu(struct hnae3_handle * handle,int new_mtu)10612 static int hclge_set_mtu(struct hnae3_handle *handle, int new_mtu)
10613 {
10614 struct hclge_vport *vport = hclge_get_vport(handle);
10615
10616 return hclge_set_vport_mtu(vport, new_mtu);
10617 }
10618
hclge_set_vport_mtu(struct hclge_vport * vport,int new_mtu)10619 int hclge_set_vport_mtu(struct hclge_vport *vport, int new_mtu)
10620 {
10621 struct hclge_dev *hdev = vport->back;
10622 int i, max_frm_size, ret;
10623
10624 /* HW supprt 2 layer vlan */
10625 max_frm_size = new_mtu + ETH_HLEN + ETH_FCS_LEN + 2 * VLAN_HLEN;
10626 if (max_frm_size < HCLGE_MAC_MIN_FRAME ||
10627 max_frm_size > hdev->ae_dev->dev_specs.max_frm_size)
10628 return -EINVAL;
10629
10630 max_frm_size = max(max_frm_size, HCLGE_MAC_DEFAULT_FRAME);
10631 mutex_lock(&hdev->vport_lock);
10632 /* VF's mps must fit within hdev->mps */
10633 if (vport->vport_id && max_frm_size > hdev->mps) {
10634 mutex_unlock(&hdev->vport_lock);
10635 return -EINVAL;
10636 } else if (vport->vport_id) {
10637 vport->mps = max_frm_size;
10638 mutex_unlock(&hdev->vport_lock);
10639 return 0;
10640 }
10641
10642 /* PF's mps must be greater then VF's mps */
10643 for (i = 1; i < hdev->num_alloc_vport; i++)
10644 if (max_frm_size < hdev->vport[i].mps) {
10645 dev_err(&hdev->pdev->dev,
10646 "failed to set pf mtu for less than vport %d, mps = %u.\n",
10647 i, hdev->vport[i].mps);
10648 mutex_unlock(&hdev->vport_lock);
10649 return -EINVAL;
10650 }
10651
10652 hclge_notify_client(hdev, HNAE3_DOWN_CLIENT);
10653
10654 ret = hclge_set_mac_mtu(hdev, max_frm_size);
10655 if (ret) {
10656 dev_err(&hdev->pdev->dev,
10657 "Change mtu fail, ret =%d\n", ret);
10658 goto out;
10659 }
10660
10661 hdev->mps = max_frm_size;
10662 vport->mps = max_frm_size;
10663
10664 ret = hclge_buffer_alloc(hdev);
10665 if (ret)
10666 dev_err(&hdev->pdev->dev,
10667 "Allocate buffer fail, ret =%d\n", ret);
10668
10669 out:
10670 hclge_notify_client(hdev, HNAE3_UP_CLIENT);
10671 mutex_unlock(&hdev->vport_lock);
10672 return ret;
10673 }
10674
hclge_reset_tqp_cmd_send(struct hclge_dev * hdev,u16 queue_id,bool enable)10675 static int hclge_reset_tqp_cmd_send(struct hclge_dev *hdev, u16 queue_id,
10676 bool enable)
10677 {
10678 struct hclge_reset_tqp_queue_cmd *req;
10679 struct hclge_desc desc;
10680 int ret;
10681
10682 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RESET_TQP_QUEUE, false);
10683
10684 req = (struct hclge_reset_tqp_queue_cmd *)desc.data;
10685 req->tqp_id = cpu_to_le16(queue_id);
10686 if (enable)
10687 hnae3_set_bit(req->reset_req, HCLGE_TQP_RESET_B, 1U);
10688
10689 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
10690 if (ret) {
10691 dev_err(&hdev->pdev->dev,
10692 "Send tqp reset cmd error, status =%d\n", ret);
10693 return ret;
10694 }
10695
10696 return 0;
10697 }
10698
hclge_get_reset_status(struct hclge_dev * hdev,u16 queue_id,u8 * reset_status)10699 static int hclge_get_reset_status(struct hclge_dev *hdev, u16 queue_id,
10700 u8 *reset_status)
10701 {
10702 struct hclge_reset_tqp_queue_cmd *req;
10703 struct hclge_desc desc;
10704 int ret;
10705
10706 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_RESET_TQP_QUEUE, true);
10707
10708 req = (struct hclge_reset_tqp_queue_cmd *)desc.data;
10709 req->tqp_id = cpu_to_le16(queue_id);
10710
10711 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
10712 if (ret) {
10713 dev_err(&hdev->pdev->dev,
10714 "Get reset status error, status =%d\n", ret);
10715 return ret;
10716 }
10717
10718 *reset_status = hnae3_get_bit(req->ready_to_reset, HCLGE_TQP_RESET_B);
10719
10720 return 0;
10721 }
10722
hclge_covert_handle_qid_global(struct hnae3_handle * handle,u16 queue_id)10723 u16 hclge_covert_handle_qid_global(struct hnae3_handle *handle, u16 queue_id)
10724 {
10725 struct hclge_comm_tqp *tqp;
10726 struct hnae3_queue *queue;
10727
10728 queue = handle->kinfo.tqp[queue_id];
10729 tqp = container_of(queue, struct hclge_comm_tqp, q);
10730
10731 return tqp->index;
10732 }
10733
hclge_reset_tqp_cmd(struct hnae3_handle * handle)10734 static int hclge_reset_tqp_cmd(struct hnae3_handle *handle)
10735 {
10736 struct hclge_vport *vport = hclge_get_vport(handle);
10737 struct hclge_dev *hdev = vport->back;
10738 u16 reset_try_times = 0;
10739 u8 reset_status;
10740 u16 queue_gid;
10741 int ret;
10742 u16 i;
10743
10744 for (i = 0; i < handle->kinfo.num_tqps; i++) {
10745 queue_gid = hclge_covert_handle_qid_global(handle, i);
10746 ret = hclge_reset_tqp_cmd_send(hdev, queue_gid, true);
10747 if (ret) {
10748 dev_err(&hdev->pdev->dev,
10749 "failed to send reset tqp cmd, ret = %d\n",
10750 ret);
10751 return ret;
10752 }
10753
10754 while (reset_try_times++ < HCLGE_TQP_RESET_TRY_TIMES) {
10755 ret = hclge_get_reset_status(hdev, queue_gid,
10756 &reset_status);
10757 if (ret)
10758 return ret;
10759
10760 if (reset_status)
10761 break;
10762
10763 /* Wait for tqp hw reset */
10764 usleep_range(1000, 1200);
10765 }
10766
10767 if (reset_try_times >= HCLGE_TQP_RESET_TRY_TIMES) {
10768 dev_err(&hdev->pdev->dev,
10769 "wait for tqp hw reset timeout\n");
10770 return -ETIME;
10771 }
10772
10773 ret = hclge_reset_tqp_cmd_send(hdev, queue_gid, false);
10774 if (ret) {
10775 dev_err(&hdev->pdev->dev,
10776 "failed to deassert soft reset, ret = %d\n",
10777 ret);
10778 return ret;
10779 }
10780 reset_try_times = 0;
10781 }
10782 return 0;
10783 }
10784
hclge_reset_rcb(struct hnae3_handle * handle)10785 static int hclge_reset_rcb(struct hnae3_handle *handle)
10786 {
10787 #define HCLGE_RESET_RCB_NOT_SUPPORT 0U
10788 #define HCLGE_RESET_RCB_SUCCESS 1U
10789
10790 struct hclge_vport *vport = hclge_get_vport(handle);
10791 struct hclge_dev *hdev = vport->back;
10792 struct hclge_reset_cmd *req;
10793 struct hclge_desc desc;
10794 u8 return_status;
10795 u16 queue_gid;
10796 int ret;
10797
10798 queue_gid = hclge_covert_handle_qid_global(handle, 0);
10799
10800 req = (struct hclge_reset_cmd *)desc.data;
10801 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CFG_RST_TRIGGER, false);
10802 hnae3_set_bit(req->fun_reset_rcb, HCLGE_CFG_RESET_RCB_B, 1);
10803 req->fun_reset_rcb_vqid_start = cpu_to_le16(queue_gid);
10804 req->fun_reset_rcb_vqid_num = cpu_to_le16(handle->kinfo.num_tqps);
10805
10806 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
10807 if (ret) {
10808 dev_err(&hdev->pdev->dev,
10809 "failed to send rcb reset cmd, ret = %d\n", ret);
10810 return ret;
10811 }
10812
10813 return_status = req->fun_reset_rcb_return_status;
10814 if (return_status == HCLGE_RESET_RCB_SUCCESS)
10815 return 0;
10816
10817 if (return_status != HCLGE_RESET_RCB_NOT_SUPPORT) {
10818 dev_err(&hdev->pdev->dev, "failed to reset rcb, ret = %u\n",
10819 return_status);
10820 return -EIO;
10821 }
10822
10823 /* if reset rcb cmd is unsupported, we need to send reset tqp cmd
10824 * again to reset all tqps
10825 */
10826 return hclge_reset_tqp_cmd(handle);
10827 }
10828
hclge_reset_tqp(struct hnae3_handle * handle)10829 int hclge_reset_tqp(struct hnae3_handle *handle)
10830 {
10831 struct hclge_vport *vport = hclge_get_vport(handle);
10832 struct hclge_dev *hdev = vport->back;
10833 int ret;
10834
10835 /* only need to disable PF's tqp */
10836 if (!vport->vport_id) {
10837 ret = hclge_tqp_enable(handle, false);
10838 if (ret) {
10839 dev_err(&hdev->pdev->dev,
10840 "failed to disable tqp, ret = %d\n", ret);
10841 return ret;
10842 }
10843 }
10844
10845 return hclge_reset_rcb(handle);
10846 }
10847
hclge_get_fw_version(struct hnae3_handle * handle)10848 static u32 hclge_get_fw_version(struct hnae3_handle *handle)
10849 {
10850 struct hclge_vport *vport = hclge_get_vport(handle);
10851 struct hclge_dev *hdev = vport->back;
10852
10853 return hdev->fw_version;
10854 }
10855
hclge_set_flowctrl_adv(struct hclge_dev * hdev,u32 rx_en,u32 tx_en)10856 static void hclge_set_flowctrl_adv(struct hclge_dev *hdev, u32 rx_en, u32 tx_en)
10857 {
10858 struct phy_device *phydev = hdev->hw.mac.phydev;
10859
10860 if (!phydev)
10861 return;
10862
10863 phy_set_asym_pause(phydev, rx_en, tx_en);
10864 }
10865
hclge_cfg_pauseparam(struct hclge_dev * hdev,u32 rx_en,u32 tx_en)10866 static int hclge_cfg_pauseparam(struct hclge_dev *hdev, u32 rx_en, u32 tx_en)
10867 {
10868 int ret;
10869
10870 if (hdev->tm_info.fc_mode == HCLGE_FC_PFC)
10871 return 0;
10872
10873 ret = hclge_mac_pause_en_cfg(hdev, tx_en, rx_en);
10874 if (ret)
10875 dev_err(&hdev->pdev->dev,
10876 "configure pauseparam error, ret = %d.\n", ret);
10877
10878 return ret;
10879 }
10880
hclge_cfg_flowctrl(struct hclge_dev * hdev)10881 int hclge_cfg_flowctrl(struct hclge_dev *hdev)
10882 {
10883 struct phy_device *phydev = hdev->hw.mac.phydev;
10884 u16 remote_advertising = 0;
10885 u16 local_advertising;
10886 u32 rx_pause, tx_pause;
10887 u8 flowctl;
10888
10889 if (!phydev->link)
10890 return 0;
10891
10892 if (!phydev->autoneg)
10893 return hclge_mac_pause_setup_hw(hdev);
10894
10895 local_advertising = linkmode_adv_to_lcl_adv_t(phydev->advertising);
10896
10897 if (phydev->pause)
10898 remote_advertising = LPA_PAUSE_CAP;
10899
10900 if (phydev->asym_pause)
10901 remote_advertising |= LPA_PAUSE_ASYM;
10902
10903 flowctl = mii_resolve_flowctrl_fdx(local_advertising,
10904 remote_advertising);
10905 tx_pause = flowctl & FLOW_CTRL_TX;
10906 rx_pause = flowctl & FLOW_CTRL_RX;
10907
10908 if (phydev->duplex == HCLGE_MAC_HALF) {
10909 tx_pause = 0;
10910 rx_pause = 0;
10911 }
10912
10913 return hclge_cfg_pauseparam(hdev, rx_pause, tx_pause);
10914 }
10915
hclge_get_pauseparam(struct hnae3_handle * handle,u32 * auto_neg,u32 * rx_en,u32 * tx_en)10916 static void hclge_get_pauseparam(struct hnae3_handle *handle, u32 *auto_neg,
10917 u32 *rx_en, u32 *tx_en)
10918 {
10919 struct hclge_vport *vport = hclge_get_vport(handle);
10920 struct hclge_dev *hdev = vport->back;
10921 u8 media_type = hdev->hw.mac.media_type;
10922
10923 *auto_neg = (media_type == HNAE3_MEDIA_TYPE_COPPER) ?
10924 hclge_get_autoneg(handle) : 0;
10925
10926 if (hdev->tm_info.fc_mode == HCLGE_FC_PFC) {
10927 *rx_en = 0;
10928 *tx_en = 0;
10929 return;
10930 }
10931
10932 if (hdev->tm_info.fc_mode == HCLGE_FC_RX_PAUSE) {
10933 *rx_en = 1;
10934 *tx_en = 0;
10935 } else if (hdev->tm_info.fc_mode == HCLGE_FC_TX_PAUSE) {
10936 *tx_en = 1;
10937 *rx_en = 0;
10938 } else if (hdev->tm_info.fc_mode == HCLGE_FC_FULL) {
10939 *rx_en = 1;
10940 *tx_en = 1;
10941 } else {
10942 *rx_en = 0;
10943 *tx_en = 0;
10944 }
10945 }
10946
hclge_record_user_pauseparam(struct hclge_dev * hdev,u32 rx_en,u32 tx_en)10947 static void hclge_record_user_pauseparam(struct hclge_dev *hdev,
10948 u32 rx_en, u32 tx_en)
10949 {
10950 if (rx_en && tx_en)
10951 hdev->fc_mode_last_time = HCLGE_FC_FULL;
10952 else if (rx_en && !tx_en)
10953 hdev->fc_mode_last_time = HCLGE_FC_RX_PAUSE;
10954 else if (!rx_en && tx_en)
10955 hdev->fc_mode_last_time = HCLGE_FC_TX_PAUSE;
10956 else
10957 hdev->fc_mode_last_time = HCLGE_FC_NONE;
10958
10959 hdev->tm_info.fc_mode = hdev->fc_mode_last_time;
10960 }
10961
hclge_set_pauseparam(struct hnae3_handle * handle,u32 auto_neg,u32 rx_en,u32 tx_en)10962 static int hclge_set_pauseparam(struct hnae3_handle *handle, u32 auto_neg,
10963 u32 rx_en, u32 tx_en)
10964 {
10965 struct hclge_vport *vport = hclge_get_vport(handle);
10966 struct hclge_dev *hdev = vport->back;
10967 struct phy_device *phydev = hdev->hw.mac.phydev;
10968 u32 fc_autoneg;
10969
10970 if (phydev || hnae3_dev_phy_imp_supported(hdev)) {
10971 fc_autoneg = hclge_get_autoneg(handle);
10972 if (auto_neg != fc_autoneg) {
10973 dev_info(&hdev->pdev->dev,
10974 "To change autoneg please use: ethtool -s <dev> autoneg <on|off>\n");
10975 return -EOPNOTSUPP;
10976 }
10977 }
10978
10979 if (hdev->tm_info.fc_mode == HCLGE_FC_PFC) {
10980 dev_info(&hdev->pdev->dev,
10981 "Priority flow control enabled. Cannot set link flow control.\n");
10982 return -EOPNOTSUPP;
10983 }
10984
10985 hclge_set_flowctrl_adv(hdev, rx_en, tx_en);
10986
10987 hclge_record_user_pauseparam(hdev, rx_en, tx_en);
10988
10989 if (!auto_neg || hnae3_dev_phy_imp_supported(hdev))
10990 return hclge_cfg_pauseparam(hdev, rx_en, tx_en);
10991
10992 if (phydev)
10993 return phy_start_aneg(phydev);
10994
10995 return -EOPNOTSUPP;
10996 }
10997
hclge_get_ksettings_an_result(struct hnae3_handle * handle,u8 * auto_neg,u32 * speed,u8 * duplex,u32 * lane_num)10998 static void hclge_get_ksettings_an_result(struct hnae3_handle *handle,
10999 u8 *auto_neg, u32 *speed, u8 *duplex, u32 *lane_num)
11000 {
11001 struct hclge_vport *vport = hclge_get_vport(handle);
11002 struct hclge_dev *hdev = vport->back;
11003
11004 if (speed)
11005 *speed = hdev->hw.mac.speed;
11006 if (duplex)
11007 *duplex = hdev->hw.mac.duplex;
11008 if (auto_neg)
11009 *auto_neg = hdev->hw.mac.autoneg;
11010 if (lane_num)
11011 *lane_num = hdev->hw.mac.lane_num;
11012 }
11013
hclge_get_media_type(struct hnae3_handle * handle,u8 * media_type,u8 * module_type)11014 static void hclge_get_media_type(struct hnae3_handle *handle, u8 *media_type,
11015 u8 *module_type)
11016 {
11017 struct hclge_vport *vport = hclge_get_vport(handle);
11018 struct hclge_dev *hdev = vport->back;
11019
11020 /* When nic is down, the service task is not running, doesn't update
11021 * the port information per second. Query the port information before
11022 * return the media type, ensure getting the correct media information.
11023 */
11024 hclge_update_port_info(hdev);
11025
11026 if (media_type)
11027 *media_type = hdev->hw.mac.media_type;
11028
11029 if (module_type)
11030 *module_type = hdev->hw.mac.module_type;
11031 }
11032
hclge_get_mdix_mode(struct hnae3_handle * handle,u8 * tp_mdix_ctrl,u8 * tp_mdix)11033 static void hclge_get_mdix_mode(struct hnae3_handle *handle,
11034 u8 *tp_mdix_ctrl, u8 *tp_mdix)
11035 {
11036 struct hclge_vport *vport = hclge_get_vport(handle);
11037 struct hclge_dev *hdev = vport->back;
11038 struct phy_device *phydev = hdev->hw.mac.phydev;
11039 int mdix_ctrl, mdix, is_resolved;
11040 unsigned int retval;
11041
11042 if (!phydev) {
11043 *tp_mdix_ctrl = ETH_TP_MDI_INVALID;
11044 *tp_mdix = ETH_TP_MDI_INVALID;
11045 return;
11046 }
11047
11048 phy_write(phydev, HCLGE_PHY_PAGE_REG, HCLGE_PHY_PAGE_MDIX);
11049
11050 retval = phy_read(phydev, HCLGE_PHY_CSC_REG);
11051 mdix_ctrl = hnae3_get_field(retval, HCLGE_PHY_MDIX_CTRL_M,
11052 HCLGE_PHY_MDIX_CTRL_S);
11053
11054 retval = phy_read(phydev, HCLGE_PHY_CSS_REG);
11055 mdix = hnae3_get_bit(retval, HCLGE_PHY_MDIX_STATUS_B);
11056 is_resolved = hnae3_get_bit(retval, HCLGE_PHY_SPEED_DUP_RESOLVE_B);
11057
11058 phy_write(phydev, HCLGE_PHY_PAGE_REG, HCLGE_PHY_PAGE_COPPER);
11059
11060 switch (mdix_ctrl) {
11061 case 0x0:
11062 *tp_mdix_ctrl = ETH_TP_MDI;
11063 break;
11064 case 0x1:
11065 *tp_mdix_ctrl = ETH_TP_MDI_X;
11066 break;
11067 case 0x3:
11068 *tp_mdix_ctrl = ETH_TP_MDI_AUTO;
11069 break;
11070 default:
11071 *tp_mdix_ctrl = ETH_TP_MDI_INVALID;
11072 break;
11073 }
11074
11075 if (!is_resolved)
11076 *tp_mdix = ETH_TP_MDI_INVALID;
11077 else if (mdix)
11078 *tp_mdix = ETH_TP_MDI_X;
11079 else
11080 *tp_mdix = ETH_TP_MDI;
11081 }
11082
hclge_info_show(struct hclge_dev * hdev)11083 static void hclge_info_show(struct hclge_dev *hdev)
11084 {
11085 struct hnae3_handle *handle = &hdev->vport->nic;
11086 struct device *dev = &hdev->pdev->dev;
11087
11088 dev_info(dev, "PF info begin:\n");
11089
11090 dev_info(dev, "Task queue pairs numbers: %u\n", hdev->num_tqps);
11091 dev_info(dev, "Desc num per TX queue: %u\n", hdev->num_tx_desc);
11092 dev_info(dev, "Desc num per RX queue: %u\n", hdev->num_rx_desc);
11093 dev_info(dev, "Numbers of vports: %u\n", hdev->num_alloc_vport);
11094 dev_info(dev, "Numbers of VF for this PF: %u\n", hdev->num_req_vfs);
11095 dev_info(dev, "HW tc map: 0x%x\n", hdev->hw_tc_map);
11096 dev_info(dev, "Total buffer size for TX/RX: %u\n", hdev->pkt_buf_size);
11097 dev_info(dev, "TX buffer size for each TC: %u\n", hdev->tx_buf_size);
11098 dev_info(dev, "DV buffer size for each TC: %u\n", hdev->dv_buf_size);
11099 dev_info(dev, "This is %s PF\n",
11100 hdev->flag & HCLGE_FLAG_MAIN ? "main" : "not main");
11101 dev_info(dev, "DCB %s\n",
11102 handle->kinfo.tc_info.dcb_ets_active ? "enable" : "disable");
11103 dev_info(dev, "MQPRIO %s\n",
11104 handle->kinfo.tc_info.mqprio_active ? "enable" : "disable");
11105 dev_info(dev, "Default tx spare buffer size: %u\n",
11106 hdev->tx_spare_buf_size);
11107
11108 dev_info(dev, "PF info end.\n");
11109 }
11110
hclge_init_nic_client_instance(struct hnae3_ae_dev * ae_dev,struct hclge_vport * vport)11111 static int hclge_init_nic_client_instance(struct hnae3_ae_dev *ae_dev,
11112 struct hclge_vport *vport)
11113 {
11114 struct hnae3_client *client = vport->nic.client;
11115 struct hclge_dev *hdev = ae_dev->priv;
11116 int rst_cnt = hdev->rst_stats.reset_cnt;
11117 int ret;
11118
11119 ret = client->ops->init_instance(&vport->nic);
11120 if (ret)
11121 return ret;
11122
11123 set_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state);
11124 if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) ||
11125 rst_cnt != hdev->rst_stats.reset_cnt) {
11126 ret = -EBUSY;
11127 goto init_nic_err;
11128 }
11129
11130 /* Enable nic hw error interrupts */
11131 ret = hclge_config_nic_hw_error(hdev, true);
11132 if (ret) {
11133 dev_err(&ae_dev->pdev->dev,
11134 "fail(%d) to enable hw error interrupts\n", ret);
11135 goto init_nic_err;
11136 }
11137
11138 hnae3_set_client_init_flag(client, ae_dev, 1);
11139
11140 if (netif_msg_drv(&hdev->vport->nic))
11141 hclge_info_show(hdev);
11142
11143 return ret;
11144
11145 init_nic_err:
11146 clear_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state);
11147 while (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
11148 msleep(HCLGE_WAIT_RESET_DONE);
11149
11150 client->ops->uninit_instance(&vport->nic, 0);
11151
11152 return ret;
11153 }
11154
hclge_init_roce_client_instance(struct hnae3_ae_dev * ae_dev,struct hclge_vport * vport)11155 static int hclge_init_roce_client_instance(struct hnae3_ae_dev *ae_dev,
11156 struct hclge_vport *vport)
11157 {
11158 struct hclge_dev *hdev = ae_dev->priv;
11159 struct hnae3_client *client;
11160 int rst_cnt;
11161 int ret;
11162
11163 if (!hnae3_dev_roce_supported(hdev) || !hdev->roce_client ||
11164 !hdev->nic_client)
11165 return 0;
11166
11167 client = hdev->roce_client;
11168 ret = hclge_init_roce_base_info(vport);
11169 if (ret)
11170 return ret;
11171
11172 rst_cnt = hdev->rst_stats.reset_cnt;
11173 ret = client->ops->init_instance(&vport->roce);
11174 if (ret)
11175 return ret;
11176
11177 set_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state);
11178 if (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) ||
11179 rst_cnt != hdev->rst_stats.reset_cnt) {
11180 ret = -EBUSY;
11181 goto init_roce_err;
11182 }
11183
11184 /* Enable roce ras interrupts */
11185 ret = hclge_config_rocee_ras_interrupt(hdev, true);
11186 if (ret) {
11187 dev_err(&ae_dev->pdev->dev,
11188 "fail(%d) to enable roce ras interrupts\n", ret);
11189 goto init_roce_err;
11190 }
11191
11192 hnae3_set_client_init_flag(client, ae_dev, 1);
11193
11194 return 0;
11195
11196 init_roce_err:
11197 clear_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state);
11198 while (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
11199 msleep(HCLGE_WAIT_RESET_DONE);
11200
11201 hdev->roce_client->ops->uninit_instance(&vport->roce, 0);
11202
11203 return ret;
11204 }
11205
hclge_init_client_instance(struct hnae3_client * client,struct hnae3_ae_dev * ae_dev)11206 static int hclge_init_client_instance(struct hnae3_client *client,
11207 struct hnae3_ae_dev *ae_dev)
11208 {
11209 struct hclge_dev *hdev = ae_dev->priv;
11210 struct hclge_vport *vport = &hdev->vport[0];
11211 int ret;
11212
11213 switch (client->type) {
11214 case HNAE3_CLIENT_KNIC:
11215 hdev->nic_client = client;
11216 vport->nic.client = client;
11217 ret = hclge_init_nic_client_instance(ae_dev, vport);
11218 if (ret)
11219 goto clear_nic;
11220
11221 ret = hclge_init_roce_client_instance(ae_dev, vport);
11222 if (ret)
11223 goto clear_roce;
11224
11225 break;
11226 case HNAE3_CLIENT_ROCE:
11227 if (hnae3_dev_roce_supported(hdev)) {
11228 hdev->roce_client = client;
11229 vport->roce.client = client;
11230 }
11231
11232 ret = hclge_init_roce_client_instance(ae_dev, vport);
11233 if (ret)
11234 goto clear_roce;
11235
11236 break;
11237 default:
11238 return -EINVAL;
11239 }
11240
11241 return 0;
11242
11243 clear_nic:
11244 hdev->nic_client = NULL;
11245 vport->nic.client = NULL;
11246 return ret;
11247 clear_roce:
11248 hdev->roce_client = NULL;
11249 vport->roce.client = NULL;
11250 return ret;
11251 }
11252
hclge_uninit_need_wait(struct hclge_dev * hdev)11253 static bool hclge_uninit_need_wait(struct hclge_dev *hdev)
11254 {
11255 return test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state) ||
11256 test_bit(HCLGE_STATE_LINK_UPDATING, &hdev->state);
11257 }
11258
hclge_uninit_client_instance(struct hnae3_client * client,struct hnae3_ae_dev * ae_dev)11259 static void hclge_uninit_client_instance(struct hnae3_client *client,
11260 struct hnae3_ae_dev *ae_dev)
11261 {
11262 struct hclge_dev *hdev = ae_dev->priv;
11263 struct hclge_vport *vport = &hdev->vport[0];
11264
11265 if (hdev->roce_client) {
11266 clear_bit(HCLGE_STATE_ROCE_REGISTERED, &hdev->state);
11267 while (hclge_uninit_need_wait(hdev))
11268 msleep(HCLGE_WAIT_RESET_DONE);
11269
11270 hdev->roce_client->ops->uninit_instance(&vport->roce, 0);
11271 hdev->roce_client = NULL;
11272 vport->roce.client = NULL;
11273 }
11274 if (client->type == HNAE3_CLIENT_ROCE)
11275 return;
11276 if (hdev->nic_client && client->ops->uninit_instance) {
11277 clear_bit(HCLGE_STATE_NIC_REGISTERED, &hdev->state);
11278 while (test_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
11279 msleep(HCLGE_WAIT_RESET_DONE);
11280
11281 client->ops->uninit_instance(&vport->nic, 0);
11282 hdev->nic_client = NULL;
11283 vport->nic.client = NULL;
11284 }
11285 }
11286
hclge_dev_mem_map(struct hclge_dev * hdev)11287 static int hclge_dev_mem_map(struct hclge_dev *hdev)
11288 {
11289 struct pci_dev *pdev = hdev->pdev;
11290 struct hclge_hw *hw = &hdev->hw;
11291
11292 /* for device does not have device memory, return directly */
11293 if (!(pci_select_bars(pdev, IORESOURCE_MEM) & BIT(HCLGE_MEM_BAR)))
11294 return 0;
11295
11296 hw->hw.mem_base =
11297 devm_ioremap_wc(&pdev->dev,
11298 pci_resource_start(pdev, HCLGE_MEM_BAR),
11299 pci_resource_len(pdev, HCLGE_MEM_BAR));
11300 if (!hw->hw.mem_base) {
11301 dev_err(&pdev->dev, "failed to map device memory\n");
11302 return -EFAULT;
11303 }
11304
11305 return 0;
11306 }
11307
hclge_pci_init(struct hclge_dev * hdev)11308 static int hclge_pci_init(struct hclge_dev *hdev)
11309 {
11310 struct pci_dev *pdev = hdev->pdev;
11311 struct hclge_hw *hw;
11312 int ret;
11313
11314 ret = pci_enable_device(pdev);
11315 if (ret) {
11316 dev_err(&pdev->dev, "failed to enable PCI device\n");
11317 return ret;
11318 }
11319
11320 ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(64));
11321 if (ret) {
11322 ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
11323 if (ret) {
11324 dev_err(&pdev->dev,
11325 "can't set consistent PCI DMA");
11326 goto err_disable_device;
11327 }
11328 dev_warn(&pdev->dev, "set DMA mask to 32 bits\n");
11329 }
11330
11331 ret = pci_request_regions(pdev, HCLGE_DRIVER_NAME);
11332 if (ret) {
11333 dev_err(&pdev->dev, "PCI request regions failed %d\n", ret);
11334 goto err_disable_device;
11335 }
11336
11337 pci_set_master(pdev);
11338 hw = &hdev->hw;
11339 hw->hw.io_base = pcim_iomap(pdev, 2, 0);
11340 if (!hw->hw.io_base) {
11341 dev_err(&pdev->dev, "Can't map configuration register space\n");
11342 ret = -ENOMEM;
11343 goto err_release_regions;
11344 }
11345
11346 ret = hclge_dev_mem_map(hdev);
11347 if (ret)
11348 goto err_unmap_io_base;
11349
11350 hdev->num_req_vfs = pci_sriov_get_totalvfs(pdev);
11351
11352 return 0;
11353
11354 err_unmap_io_base:
11355 pcim_iounmap(pdev, hdev->hw.hw.io_base);
11356 err_release_regions:
11357 pci_release_regions(pdev);
11358 err_disable_device:
11359 pci_disable_device(pdev);
11360
11361 return ret;
11362 }
11363
hclge_pci_uninit(struct hclge_dev * hdev)11364 static void hclge_pci_uninit(struct hclge_dev *hdev)
11365 {
11366 struct pci_dev *pdev = hdev->pdev;
11367
11368 if (hdev->hw.hw.mem_base)
11369 devm_iounmap(&pdev->dev, hdev->hw.hw.mem_base);
11370
11371 pcim_iounmap(pdev, hdev->hw.hw.io_base);
11372 pci_free_irq_vectors(pdev);
11373 pci_release_regions(pdev);
11374 pci_disable_device(pdev);
11375 }
11376
hclge_state_init(struct hclge_dev * hdev)11377 static void hclge_state_init(struct hclge_dev *hdev)
11378 {
11379 set_bit(HCLGE_STATE_SERVICE_INITED, &hdev->state);
11380 set_bit(HCLGE_STATE_DOWN, &hdev->state);
11381 clear_bit(HCLGE_STATE_RST_SERVICE_SCHED, &hdev->state);
11382 clear_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
11383 clear_bit(HCLGE_STATE_RST_FAIL, &hdev->state);
11384 clear_bit(HCLGE_STATE_MBX_SERVICE_SCHED, &hdev->state);
11385 clear_bit(HCLGE_STATE_MBX_HANDLING, &hdev->state);
11386 }
11387
hclge_state_uninit(struct hclge_dev * hdev)11388 static void hclge_state_uninit(struct hclge_dev *hdev)
11389 {
11390 set_bit(HCLGE_STATE_DOWN, &hdev->state);
11391 set_bit(HCLGE_STATE_REMOVING, &hdev->state);
11392
11393 if (hdev->reset_timer.function)
11394 del_timer_sync(&hdev->reset_timer);
11395 if (hdev->service_task.work.func)
11396 cancel_delayed_work_sync(&hdev->service_task);
11397 }
11398
hclge_reset_prepare_general(struct hnae3_ae_dev * ae_dev,enum hnae3_reset_type rst_type)11399 static void hclge_reset_prepare_general(struct hnae3_ae_dev *ae_dev,
11400 enum hnae3_reset_type rst_type)
11401 {
11402 #define HCLGE_RESET_RETRY_WAIT_MS 500
11403 #define HCLGE_RESET_RETRY_CNT 5
11404
11405 struct hclge_dev *hdev = ae_dev->priv;
11406 int retry_cnt = 0;
11407 int ret;
11408
11409 while (retry_cnt++ < HCLGE_RESET_RETRY_CNT) {
11410 down(&hdev->reset_sem);
11411 set_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
11412 hdev->reset_type = rst_type;
11413 ret = hclge_reset_prepare(hdev);
11414 if (!ret && !hdev->reset_pending)
11415 break;
11416
11417 dev_err(&hdev->pdev->dev,
11418 "failed to prepare to reset, ret=%d, reset_pending:0x%lx, retry_cnt:%d\n",
11419 ret, hdev->reset_pending, retry_cnt);
11420 clear_bit(HCLGE_STATE_RST_HANDLING, &hdev->state);
11421 up(&hdev->reset_sem);
11422 msleep(HCLGE_RESET_RETRY_WAIT_MS);
11423 }
11424
11425 /* disable misc vector before reset done */
11426 hclge_enable_vector(&hdev->misc_vector, false);
11427 set_bit(HCLGE_COMM_STATE_CMD_DISABLE, &hdev->hw.hw.comm_state);
11428
11429 if (hdev->reset_type == HNAE3_FLR_RESET)
11430 hdev->rst_stats.flr_rst_cnt++;
11431 }
11432
hclge_reset_done(struct hnae3_ae_dev * ae_dev)11433 static void hclge_reset_done(struct hnae3_ae_dev *ae_dev)
11434 {
11435 struct hclge_dev *hdev = ae_dev->priv;
11436 int ret;
11437
11438 hclge_enable_vector(&hdev->misc_vector, true);
11439
11440 ret = hclge_reset_rebuild(hdev);
11441 if (ret)
11442 dev_err(&hdev->pdev->dev, "fail to rebuild, ret=%d\n", ret);
11443
11444 hdev->reset_type = HNAE3_NONE_RESET;
11445 if (test_and_clear_bit(HCLGE_STATE_RST_HANDLING, &hdev->state))
11446 up(&hdev->reset_sem);
11447 }
11448
hclge_clear_resetting_state(struct hclge_dev * hdev)11449 static void hclge_clear_resetting_state(struct hclge_dev *hdev)
11450 {
11451 u16 i;
11452
11453 for (i = 0; i < hdev->num_alloc_vport; i++) {
11454 struct hclge_vport *vport = &hdev->vport[i];
11455 int ret;
11456
11457 /* Send cmd to clear vport's FUNC_RST_ING */
11458 ret = hclge_set_vf_rst(hdev, vport->vport_id, false);
11459 if (ret)
11460 dev_warn(&hdev->pdev->dev,
11461 "clear vport(%u) rst failed %d!\n",
11462 vport->vport_id, ret);
11463 }
11464 }
11465
hclge_clear_hw_resource(struct hclge_dev * hdev)11466 static int hclge_clear_hw_resource(struct hclge_dev *hdev)
11467 {
11468 struct hclge_desc desc;
11469 int ret;
11470
11471 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_CLEAR_HW_RESOURCE, false);
11472
11473 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
11474 /* This new command is only supported by new firmware, it will
11475 * fail with older firmware. Error value -EOPNOSUPP can only be
11476 * returned by older firmware running this command, to keep code
11477 * backward compatible we will override this value and return
11478 * success.
11479 */
11480 if (ret && ret != -EOPNOTSUPP) {
11481 dev_err(&hdev->pdev->dev,
11482 "failed to clear hw resource, ret = %d\n", ret);
11483 return ret;
11484 }
11485 return 0;
11486 }
11487
hclge_init_rxd_adv_layout(struct hclge_dev * hdev)11488 static void hclge_init_rxd_adv_layout(struct hclge_dev *hdev)
11489 {
11490 if (hnae3_ae_dev_rxd_adv_layout_supported(hdev->ae_dev))
11491 hclge_write_dev(&hdev->hw, HCLGE_RXD_ADV_LAYOUT_EN_REG, 1);
11492 }
11493
hclge_uninit_rxd_adv_layout(struct hclge_dev * hdev)11494 static void hclge_uninit_rxd_adv_layout(struct hclge_dev *hdev)
11495 {
11496 if (hnae3_ae_dev_rxd_adv_layout_supported(hdev->ae_dev))
11497 hclge_write_dev(&hdev->hw, HCLGE_RXD_ADV_LAYOUT_EN_REG, 0);
11498 }
11499
hclge_get_wol_info(struct hnae3_handle * handle)11500 static struct hclge_wol_info *hclge_get_wol_info(struct hnae3_handle *handle)
11501 {
11502 struct hclge_vport *vport = hclge_get_vport(handle);
11503
11504 return &vport->back->hw.mac.wol;
11505 }
11506
hclge_get_wol_supported_mode(struct hclge_dev * hdev,u32 * wol_supported)11507 static int hclge_get_wol_supported_mode(struct hclge_dev *hdev,
11508 u32 *wol_supported)
11509 {
11510 struct hclge_query_wol_supported_cmd *wol_supported_cmd;
11511 struct hclge_desc desc;
11512 int ret;
11513
11514 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_WOL_GET_SUPPORTED_MODE,
11515 true);
11516 wol_supported_cmd = (struct hclge_query_wol_supported_cmd *)desc.data;
11517
11518 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
11519 if (ret) {
11520 dev_err(&hdev->pdev->dev,
11521 "failed to query wol supported, ret = %d\n", ret);
11522 return ret;
11523 }
11524
11525 *wol_supported = le32_to_cpu(wol_supported_cmd->supported_wake_mode);
11526
11527 return 0;
11528 }
11529
hclge_set_wol_cfg(struct hclge_dev * hdev,struct hclge_wol_info * wol_info)11530 static int hclge_set_wol_cfg(struct hclge_dev *hdev,
11531 struct hclge_wol_info *wol_info)
11532 {
11533 struct hclge_wol_cfg_cmd *wol_cfg_cmd;
11534 struct hclge_desc desc;
11535 int ret;
11536
11537 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_WOL_CFG, false);
11538 wol_cfg_cmd = (struct hclge_wol_cfg_cmd *)desc.data;
11539 wol_cfg_cmd->wake_on_lan_mode = cpu_to_le32(wol_info->wol_current_mode);
11540 wol_cfg_cmd->sopass_size = wol_info->wol_sopass_size;
11541 memcpy(wol_cfg_cmd->sopass, wol_info->wol_sopass, SOPASS_MAX);
11542
11543 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
11544 if (ret)
11545 dev_err(&hdev->pdev->dev,
11546 "failed to set wol config, ret = %d\n", ret);
11547
11548 return ret;
11549 }
11550
hclge_update_wol(struct hclge_dev * hdev)11551 static int hclge_update_wol(struct hclge_dev *hdev)
11552 {
11553 struct hclge_wol_info *wol_info = &hdev->hw.mac.wol;
11554
11555 if (!hnae3_ae_dev_wol_supported(hdev->ae_dev))
11556 return 0;
11557
11558 return hclge_set_wol_cfg(hdev, wol_info);
11559 }
11560
hclge_init_wol(struct hclge_dev * hdev)11561 static int hclge_init_wol(struct hclge_dev *hdev)
11562 {
11563 struct hclge_wol_info *wol_info = &hdev->hw.mac.wol;
11564 int ret;
11565
11566 if (!hnae3_ae_dev_wol_supported(hdev->ae_dev))
11567 return 0;
11568
11569 memset(wol_info, 0, sizeof(struct hclge_wol_info));
11570 ret = hclge_get_wol_supported_mode(hdev,
11571 &wol_info->wol_support_mode);
11572 if (ret) {
11573 wol_info->wol_support_mode = 0;
11574 return ret;
11575 }
11576
11577 return hclge_update_wol(hdev);
11578 }
11579
hclge_get_wol(struct hnae3_handle * handle,struct ethtool_wolinfo * wol)11580 static void hclge_get_wol(struct hnae3_handle *handle,
11581 struct ethtool_wolinfo *wol)
11582 {
11583 struct hclge_wol_info *wol_info = hclge_get_wol_info(handle);
11584
11585 wol->supported = wol_info->wol_support_mode;
11586 wol->wolopts = wol_info->wol_current_mode;
11587 if (wol_info->wol_current_mode & WAKE_MAGICSECURE)
11588 memcpy(wol->sopass, wol_info->wol_sopass, SOPASS_MAX);
11589 }
11590
hclge_set_wol(struct hnae3_handle * handle,struct ethtool_wolinfo * wol)11591 static int hclge_set_wol(struct hnae3_handle *handle,
11592 struct ethtool_wolinfo *wol)
11593 {
11594 struct hclge_wol_info *wol_info = hclge_get_wol_info(handle);
11595 struct hclge_vport *vport = hclge_get_vport(handle);
11596 u32 wol_mode;
11597 int ret;
11598
11599 wol_mode = wol->wolopts;
11600 if (wol_mode & ~wol_info->wol_support_mode)
11601 return -EINVAL;
11602
11603 wol_info->wol_current_mode = wol_mode;
11604 if (wol_mode & WAKE_MAGICSECURE) {
11605 memcpy(wol_info->wol_sopass, wol->sopass, SOPASS_MAX);
11606 wol_info->wol_sopass_size = SOPASS_MAX;
11607 } else {
11608 wol_info->wol_sopass_size = 0;
11609 }
11610
11611 ret = hclge_set_wol_cfg(vport->back, wol_info);
11612 if (ret)
11613 wol_info->wol_current_mode = 0;
11614
11615 return ret;
11616 }
11617
hclge_init_ae_dev(struct hnae3_ae_dev * ae_dev)11618 static int hclge_init_ae_dev(struct hnae3_ae_dev *ae_dev)
11619 {
11620 struct pci_dev *pdev = ae_dev->pdev;
11621 struct hclge_dev *hdev;
11622 int ret;
11623
11624 hdev = devm_kzalloc(&pdev->dev, sizeof(*hdev), GFP_KERNEL);
11625 if (!hdev)
11626 return -ENOMEM;
11627
11628 hdev->pdev = pdev;
11629 hdev->ae_dev = ae_dev;
11630 hdev->reset_type = HNAE3_NONE_RESET;
11631 hdev->reset_level = HNAE3_FUNC_RESET;
11632 ae_dev->priv = hdev;
11633
11634 /* HW supprt 2 layer vlan */
11635 hdev->mps = ETH_FRAME_LEN + ETH_FCS_LEN + 2 * VLAN_HLEN;
11636
11637 mutex_init(&hdev->vport_lock);
11638 spin_lock_init(&hdev->fd_rule_lock);
11639 sema_init(&hdev->reset_sem, 1);
11640
11641 ret = hclge_pci_init(hdev);
11642 if (ret)
11643 goto out;
11644
11645 /* Firmware command queue initialize */
11646 ret = hclge_comm_cmd_queue_init(hdev->pdev, &hdev->hw.hw);
11647 if (ret)
11648 goto err_pci_uninit;
11649
11650 /* Firmware command initialize */
11651 ret = hclge_comm_cmd_init(hdev->ae_dev, &hdev->hw.hw, &hdev->fw_version,
11652 true, hdev->reset_pending);
11653 if (ret)
11654 goto err_cmd_uninit;
11655
11656 ret = hclge_clear_hw_resource(hdev);
11657 if (ret)
11658 goto err_cmd_uninit;
11659
11660 ret = hclge_get_cap(hdev);
11661 if (ret)
11662 goto err_cmd_uninit;
11663
11664 ret = hclge_query_dev_specs(hdev);
11665 if (ret) {
11666 dev_err(&pdev->dev, "failed to query dev specifications, ret = %d.\n",
11667 ret);
11668 goto err_cmd_uninit;
11669 }
11670
11671 ret = hclge_configure(hdev);
11672 if (ret) {
11673 dev_err(&pdev->dev, "Configure dev error, ret = %d.\n", ret);
11674 goto err_cmd_uninit;
11675 }
11676
11677 ret = hclge_init_msi(hdev);
11678 if (ret) {
11679 dev_err(&pdev->dev, "Init MSI/MSI-X error, ret = %d.\n", ret);
11680 goto err_cmd_uninit;
11681 }
11682
11683 ret = hclge_misc_irq_init(hdev);
11684 if (ret)
11685 goto err_msi_uninit;
11686
11687 ret = hclge_alloc_tqps(hdev);
11688 if (ret) {
11689 dev_err(&pdev->dev, "Allocate TQPs error, ret = %d.\n", ret);
11690 goto err_msi_irq_uninit;
11691 }
11692
11693 ret = hclge_alloc_vport(hdev);
11694 if (ret)
11695 goto err_msi_irq_uninit;
11696
11697 ret = hclge_map_tqp(hdev);
11698 if (ret)
11699 goto err_msi_irq_uninit;
11700
11701 if (hdev->hw.mac.media_type == HNAE3_MEDIA_TYPE_COPPER) {
11702 clear_bit(HNAE3_DEV_SUPPORT_FEC_B, ae_dev->caps);
11703 if (hnae3_dev_phy_imp_supported(hdev))
11704 ret = hclge_update_tp_port_info(hdev);
11705 else
11706 ret = hclge_mac_mdio_config(hdev);
11707
11708 if (ret)
11709 goto err_msi_irq_uninit;
11710 }
11711
11712 ret = hclge_init_umv_space(hdev);
11713 if (ret)
11714 goto err_mdiobus_unreg;
11715
11716 ret = hclge_mac_init(hdev);
11717 if (ret) {
11718 dev_err(&pdev->dev, "Mac init error, ret = %d\n", ret);
11719 goto err_mdiobus_unreg;
11720 }
11721
11722 ret = hclge_config_tso(hdev, HCLGE_TSO_MSS_MIN, HCLGE_TSO_MSS_MAX);
11723 if (ret) {
11724 dev_err(&pdev->dev, "Enable tso fail, ret =%d\n", ret);
11725 goto err_mdiobus_unreg;
11726 }
11727
11728 ret = hclge_config_gro(hdev);
11729 if (ret)
11730 goto err_mdiobus_unreg;
11731
11732 ret = hclge_init_vlan_config(hdev);
11733 if (ret) {
11734 dev_err(&pdev->dev, "VLAN init fail, ret =%d\n", ret);
11735 goto err_mdiobus_unreg;
11736 }
11737
11738 ret = hclge_tm_schd_init(hdev);
11739 if (ret) {
11740 dev_err(&pdev->dev, "tm schd init fail, ret =%d\n", ret);
11741 goto err_mdiobus_unreg;
11742 }
11743
11744 ret = hclge_comm_rss_init_cfg(&hdev->vport->nic, hdev->ae_dev,
11745 &hdev->rss_cfg);
11746 if (ret) {
11747 dev_err(&pdev->dev, "failed to init rss cfg, ret = %d\n", ret);
11748 goto err_mdiobus_unreg;
11749 }
11750
11751 ret = hclge_rss_init_hw(hdev);
11752 if (ret) {
11753 dev_err(&pdev->dev, "Rss init fail, ret =%d\n", ret);
11754 goto err_mdiobus_unreg;
11755 }
11756
11757 ret = init_mgr_tbl(hdev);
11758 if (ret) {
11759 dev_err(&pdev->dev, "manager table init fail, ret =%d\n", ret);
11760 goto err_mdiobus_unreg;
11761 }
11762
11763 ret = hclge_init_fd_config(hdev);
11764 if (ret) {
11765 dev_err(&pdev->dev,
11766 "fd table init fail, ret=%d\n", ret);
11767 goto err_mdiobus_unreg;
11768 }
11769
11770 ret = hclge_ptp_init(hdev);
11771 if (ret)
11772 goto err_mdiobus_unreg;
11773
11774 ret = hclge_update_port_info(hdev);
11775 if (ret)
11776 goto err_ptp_uninit;
11777
11778 INIT_KFIFO(hdev->mac_tnl_log);
11779
11780 hclge_dcb_ops_set(hdev);
11781
11782 timer_setup(&hdev->reset_timer, hclge_reset_timer, 0);
11783 INIT_DELAYED_WORK(&hdev->service_task, hclge_service_task);
11784
11785 hclge_clear_all_event_cause(hdev);
11786 hclge_clear_resetting_state(hdev);
11787
11788 /* Log and clear the hw errors those already occurred */
11789 if (hnae3_dev_ras_imp_supported(hdev))
11790 hclge_handle_occurred_error(hdev);
11791 else
11792 hclge_handle_all_hns_hw_errors(ae_dev);
11793
11794 /* request delayed reset for the error recovery because an immediate
11795 * global reset on a PF affecting pending initialization of other PFs
11796 */
11797 if (ae_dev->hw_err_reset_req) {
11798 enum hnae3_reset_type reset_level;
11799
11800 reset_level = hclge_get_reset_level(ae_dev,
11801 &ae_dev->hw_err_reset_req);
11802 hclge_set_def_reset_request(ae_dev, reset_level);
11803 mod_timer(&hdev->reset_timer, jiffies + HCLGE_RESET_INTERVAL);
11804 }
11805
11806 hclge_init_rxd_adv_layout(hdev);
11807
11808 /* Enable MISC vector(vector0) */
11809 hclge_enable_vector(&hdev->misc_vector, true);
11810
11811 ret = hclge_init_wol(hdev);
11812 if (ret)
11813 dev_warn(&pdev->dev,
11814 "failed to wake on lan init, ret = %d\n", ret);
11815
11816 ret = hclge_devlink_init(hdev);
11817 if (ret)
11818 goto err_ptp_uninit;
11819
11820 hclge_state_init(hdev);
11821 hdev->last_reset_time = jiffies;
11822
11823 dev_info(&hdev->pdev->dev, "%s driver initialization finished.\n",
11824 HCLGE_DRIVER_NAME);
11825
11826 hclge_task_schedule(hdev, round_jiffies_relative(HZ));
11827 return 0;
11828
11829 err_ptp_uninit:
11830 hclge_ptp_uninit(hdev);
11831 err_mdiobus_unreg:
11832 if (hdev->hw.mac.phydev)
11833 mdiobus_unregister(hdev->hw.mac.mdio_bus);
11834 err_msi_irq_uninit:
11835 hclge_misc_irq_uninit(hdev);
11836 err_msi_uninit:
11837 pci_free_irq_vectors(pdev);
11838 err_cmd_uninit:
11839 hclge_comm_cmd_uninit(hdev->ae_dev, &hdev->hw.hw);
11840 err_pci_uninit:
11841 pcim_iounmap(pdev, hdev->hw.hw.io_base);
11842 pci_release_regions(pdev);
11843 pci_disable_device(pdev);
11844 out:
11845 mutex_destroy(&hdev->vport_lock);
11846 return ret;
11847 }
11848
hclge_stats_clear(struct hclge_dev * hdev)11849 static void hclge_stats_clear(struct hclge_dev *hdev)
11850 {
11851 memset(&hdev->mac_stats, 0, sizeof(hdev->mac_stats));
11852 memset(&hdev->fec_stats, 0, sizeof(hdev->fec_stats));
11853 }
11854
hclge_set_mac_spoofchk(struct hclge_dev * hdev,int vf,bool enable)11855 static int hclge_set_mac_spoofchk(struct hclge_dev *hdev, int vf, bool enable)
11856 {
11857 return hclge_config_switch_param(hdev, vf, enable,
11858 HCLGE_SWITCH_ANTI_SPOOF_MASK);
11859 }
11860
hclge_set_vlan_spoofchk(struct hclge_dev * hdev,int vf,bool enable)11861 static int hclge_set_vlan_spoofchk(struct hclge_dev *hdev, int vf, bool enable)
11862 {
11863 return hclge_set_vlan_filter_ctrl(hdev, HCLGE_FILTER_TYPE_VF,
11864 HCLGE_FILTER_FE_NIC_INGRESS_B,
11865 enable, vf);
11866 }
11867
hclge_set_vf_spoofchk_hw(struct hclge_dev * hdev,int vf,bool enable)11868 static int hclge_set_vf_spoofchk_hw(struct hclge_dev *hdev, int vf, bool enable)
11869 {
11870 int ret;
11871
11872 ret = hclge_set_mac_spoofchk(hdev, vf, enable);
11873 if (ret) {
11874 dev_err(&hdev->pdev->dev,
11875 "Set vf %d mac spoof check %s failed, ret=%d\n",
11876 vf, enable ? "on" : "off", ret);
11877 return ret;
11878 }
11879
11880 ret = hclge_set_vlan_spoofchk(hdev, vf, enable);
11881 if (ret)
11882 dev_err(&hdev->pdev->dev,
11883 "Set vf %d vlan spoof check %s failed, ret=%d\n",
11884 vf, enable ? "on" : "off", ret);
11885
11886 return ret;
11887 }
11888
hclge_set_vf_spoofchk(struct hnae3_handle * handle,int vf,bool enable)11889 static int hclge_set_vf_spoofchk(struct hnae3_handle *handle, int vf,
11890 bool enable)
11891 {
11892 struct hclge_vport *vport = hclge_get_vport(handle);
11893 struct hclge_dev *hdev = vport->back;
11894 u32 new_spoofchk = enable ? 1 : 0;
11895 int ret;
11896
11897 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
11898 return -EOPNOTSUPP;
11899
11900 vport = hclge_get_vf_vport(hdev, vf);
11901 if (!vport)
11902 return -EINVAL;
11903
11904 if (vport->vf_info.spoofchk == new_spoofchk)
11905 return 0;
11906
11907 if (enable && test_bit(vport->vport_id, hdev->vf_vlan_full))
11908 dev_warn(&hdev->pdev->dev,
11909 "vf %d vlan table is full, enable spoof check may cause its packet send fail\n",
11910 vf);
11911 else if (enable && hclge_is_umv_space_full(vport, true))
11912 dev_warn(&hdev->pdev->dev,
11913 "vf %d mac table is full, enable spoof check may cause its packet send fail\n",
11914 vf);
11915
11916 ret = hclge_set_vf_spoofchk_hw(hdev, vport->vport_id, enable);
11917 if (ret)
11918 return ret;
11919
11920 vport->vf_info.spoofchk = new_spoofchk;
11921 return 0;
11922 }
11923
hclge_reset_vport_spoofchk(struct hclge_dev * hdev)11924 static int hclge_reset_vport_spoofchk(struct hclge_dev *hdev)
11925 {
11926 struct hclge_vport *vport = hdev->vport;
11927 int ret;
11928 int i;
11929
11930 if (hdev->ae_dev->dev_version < HNAE3_DEVICE_VERSION_V2)
11931 return 0;
11932
11933 /* resume the vf spoof check state after reset */
11934 for (i = 0; i < hdev->num_alloc_vport; i++) {
11935 ret = hclge_set_vf_spoofchk_hw(hdev, vport->vport_id,
11936 vport->vf_info.spoofchk);
11937 if (ret)
11938 return ret;
11939
11940 vport++;
11941 }
11942
11943 return 0;
11944 }
11945
hclge_set_vf_trust(struct hnae3_handle * handle,int vf,bool enable)11946 static int hclge_set_vf_trust(struct hnae3_handle *handle, int vf, bool enable)
11947 {
11948 struct hclge_vport *vport = hclge_get_vport(handle);
11949 struct hclge_dev *hdev = vport->back;
11950 u32 new_trusted = enable ? 1 : 0;
11951
11952 vport = hclge_get_vf_vport(hdev, vf);
11953 if (!vport)
11954 return -EINVAL;
11955
11956 if (vport->vf_info.trusted == new_trusted)
11957 return 0;
11958
11959 vport->vf_info.trusted = new_trusted;
11960 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
11961 hclge_task_schedule(hdev, 0);
11962
11963 return 0;
11964 }
11965
hclge_reset_vf_rate(struct hclge_dev * hdev)11966 static void hclge_reset_vf_rate(struct hclge_dev *hdev)
11967 {
11968 int ret;
11969 int vf;
11970
11971 /* reset vf rate to default value */
11972 for (vf = HCLGE_VF_VPORT_START_NUM; vf < hdev->num_alloc_vport; vf++) {
11973 struct hclge_vport *vport = &hdev->vport[vf];
11974
11975 vport->vf_info.max_tx_rate = 0;
11976 ret = hclge_tm_qs_shaper_cfg(vport, vport->vf_info.max_tx_rate);
11977 if (ret)
11978 dev_err(&hdev->pdev->dev,
11979 "vf%d failed to reset to default, ret=%d\n",
11980 vf - HCLGE_VF_VPORT_START_NUM, ret);
11981 }
11982 }
11983
hclge_vf_rate_param_check(struct hclge_dev * hdev,int min_tx_rate,int max_tx_rate)11984 static int hclge_vf_rate_param_check(struct hclge_dev *hdev,
11985 int min_tx_rate, int max_tx_rate)
11986 {
11987 if (min_tx_rate != 0 ||
11988 max_tx_rate < 0 || max_tx_rate > hdev->hw.mac.max_speed) {
11989 dev_err(&hdev->pdev->dev,
11990 "min_tx_rate:%d [0], max_tx_rate:%d [0, %u]\n",
11991 min_tx_rate, max_tx_rate, hdev->hw.mac.max_speed);
11992 return -EINVAL;
11993 }
11994
11995 return 0;
11996 }
11997
hclge_set_vf_rate(struct hnae3_handle * handle,int vf,int min_tx_rate,int max_tx_rate,bool force)11998 static int hclge_set_vf_rate(struct hnae3_handle *handle, int vf,
11999 int min_tx_rate, int max_tx_rate, bool force)
12000 {
12001 struct hclge_vport *vport = hclge_get_vport(handle);
12002 struct hclge_dev *hdev = vport->back;
12003 int ret;
12004
12005 ret = hclge_vf_rate_param_check(hdev, min_tx_rate, max_tx_rate);
12006 if (ret)
12007 return ret;
12008
12009 vport = hclge_get_vf_vport(hdev, vf);
12010 if (!vport)
12011 return -EINVAL;
12012
12013 if (!force && max_tx_rate == vport->vf_info.max_tx_rate)
12014 return 0;
12015
12016 ret = hclge_tm_qs_shaper_cfg(vport, max_tx_rate);
12017 if (ret)
12018 return ret;
12019
12020 vport->vf_info.max_tx_rate = max_tx_rate;
12021
12022 return 0;
12023 }
12024
hclge_resume_vf_rate(struct hclge_dev * hdev)12025 static int hclge_resume_vf_rate(struct hclge_dev *hdev)
12026 {
12027 struct hnae3_handle *handle = &hdev->vport->nic;
12028 struct hclge_vport *vport;
12029 int ret;
12030 int vf;
12031
12032 /* resume the vf max_tx_rate after reset */
12033 for (vf = 0; vf < pci_num_vf(hdev->pdev); vf++) {
12034 vport = hclge_get_vf_vport(hdev, vf);
12035 if (!vport)
12036 return -EINVAL;
12037
12038 /* zero means max rate, after reset, firmware already set it to
12039 * max rate, so just continue.
12040 */
12041 if (!vport->vf_info.max_tx_rate)
12042 continue;
12043
12044 ret = hclge_set_vf_rate(handle, vf, 0,
12045 vport->vf_info.max_tx_rate, true);
12046 if (ret) {
12047 dev_err(&hdev->pdev->dev,
12048 "vf%d failed to resume tx_rate:%u, ret=%d\n",
12049 vf, vport->vf_info.max_tx_rate, ret);
12050 return ret;
12051 }
12052 }
12053
12054 return 0;
12055 }
12056
hclge_reset_vport_state(struct hclge_dev * hdev)12057 static void hclge_reset_vport_state(struct hclge_dev *hdev)
12058 {
12059 struct hclge_vport *vport = hdev->vport;
12060 int i;
12061
12062 for (i = 0; i < hdev->num_alloc_vport; i++) {
12063 clear_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state);
12064 vport++;
12065 }
12066 }
12067
hclge_reset_ae_dev(struct hnae3_ae_dev * ae_dev)12068 static int hclge_reset_ae_dev(struct hnae3_ae_dev *ae_dev)
12069 {
12070 struct hclge_dev *hdev = ae_dev->priv;
12071 struct pci_dev *pdev = ae_dev->pdev;
12072 int ret;
12073
12074 set_bit(HCLGE_STATE_DOWN, &hdev->state);
12075
12076 hclge_stats_clear(hdev);
12077 /* NOTE: pf reset needn't to clear or restore pf and vf table entry.
12078 * so here should not clean table in memory.
12079 */
12080 if (hdev->reset_type == HNAE3_IMP_RESET ||
12081 hdev->reset_type == HNAE3_GLOBAL_RESET) {
12082 memset(hdev->vlan_table, 0, sizeof(hdev->vlan_table));
12083 memset(hdev->vf_vlan_full, 0, sizeof(hdev->vf_vlan_full));
12084 bitmap_set(hdev->vport_config_block, 0, hdev->num_alloc_vport);
12085 hclge_reset_umv_space(hdev);
12086 }
12087
12088 ret = hclge_comm_cmd_init(hdev->ae_dev, &hdev->hw.hw, &hdev->fw_version,
12089 true, hdev->reset_pending);
12090 if (ret) {
12091 dev_err(&pdev->dev, "Cmd queue init failed\n");
12092 return ret;
12093 }
12094
12095 ret = hclge_map_tqp(hdev);
12096 if (ret) {
12097 dev_err(&pdev->dev, "Map tqp error, ret = %d.\n", ret);
12098 return ret;
12099 }
12100
12101 ret = hclge_mac_init(hdev);
12102 if (ret) {
12103 dev_err(&pdev->dev, "Mac init error, ret = %d\n", ret);
12104 return ret;
12105 }
12106
12107 ret = hclge_tp_port_init(hdev);
12108 if (ret) {
12109 dev_err(&pdev->dev, "failed to init tp port, ret = %d\n",
12110 ret);
12111 return ret;
12112 }
12113
12114 ret = hclge_config_tso(hdev, HCLGE_TSO_MSS_MIN, HCLGE_TSO_MSS_MAX);
12115 if (ret) {
12116 dev_err(&pdev->dev, "Enable tso fail, ret =%d\n", ret);
12117 return ret;
12118 }
12119
12120 ret = hclge_config_gro(hdev);
12121 if (ret)
12122 return ret;
12123
12124 ret = hclge_init_vlan_config(hdev);
12125 if (ret) {
12126 dev_err(&pdev->dev, "VLAN init fail, ret =%d\n", ret);
12127 return ret;
12128 }
12129
12130 ret = hclge_tm_init_hw(hdev, true);
12131 if (ret) {
12132 dev_err(&pdev->dev, "tm init hw fail, ret =%d\n", ret);
12133 return ret;
12134 }
12135
12136 ret = hclge_rss_init_hw(hdev);
12137 if (ret) {
12138 dev_err(&pdev->dev, "Rss init fail, ret =%d\n", ret);
12139 return ret;
12140 }
12141
12142 ret = init_mgr_tbl(hdev);
12143 if (ret) {
12144 dev_err(&pdev->dev,
12145 "failed to reinit manager table, ret = %d\n", ret);
12146 return ret;
12147 }
12148
12149 ret = hclge_init_fd_config(hdev);
12150 if (ret) {
12151 dev_err(&pdev->dev, "fd table init fail, ret=%d\n", ret);
12152 return ret;
12153 }
12154
12155 ret = hclge_ptp_init(hdev);
12156 if (ret)
12157 return ret;
12158
12159 /* Log and clear the hw errors those already occurred */
12160 if (hnae3_dev_ras_imp_supported(hdev))
12161 hclge_handle_occurred_error(hdev);
12162 else
12163 hclge_handle_all_hns_hw_errors(ae_dev);
12164
12165 /* Re-enable the hw error interrupts because
12166 * the interrupts get disabled on global reset.
12167 */
12168 ret = hclge_config_nic_hw_error(hdev, true);
12169 if (ret) {
12170 dev_err(&pdev->dev,
12171 "fail(%d) to re-enable NIC hw error interrupts\n",
12172 ret);
12173 return ret;
12174 }
12175
12176 if (hdev->roce_client) {
12177 ret = hclge_config_rocee_ras_interrupt(hdev, true);
12178 if (ret) {
12179 dev_err(&pdev->dev,
12180 "fail(%d) to re-enable roce ras interrupts\n",
12181 ret);
12182 return ret;
12183 }
12184 }
12185
12186 hclge_reset_vport_state(hdev);
12187 ret = hclge_reset_vport_spoofchk(hdev);
12188 if (ret)
12189 return ret;
12190
12191 ret = hclge_resume_vf_rate(hdev);
12192 if (ret)
12193 return ret;
12194
12195 hclge_init_rxd_adv_layout(hdev);
12196
12197 ret = hclge_update_wol(hdev);
12198 if (ret)
12199 dev_warn(&pdev->dev,
12200 "failed to update wol config, ret = %d\n", ret);
12201
12202 dev_info(&pdev->dev, "Reset done, %s driver initialization finished.\n",
12203 HCLGE_DRIVER_NAME);
12204
12205 return 0;
12206 }
12207
hclge_uninit_ae_dev(struct hnae3_ae_dev * ae_dev)12208 static void hclge_uninit_ae_dev(struct hnae3_ae_dev *ae_dev)
12209 {
12210 struct hclge_dev *hdev = ae_dev->priv;
12211 struct hclge_mac *mac = &hdev->hw.mac;
12212
12213 hclge_reset_vf_rate(hdev);
12214 hclge_clear_vf_vlan(hdev);
12215 hclge_state_uninit(hdev);
12216 hclge_ptp_uninit(hdev);
12217 hclge_uninit_rxd_adv_layout(hdev);
12218 hclge_uninit_mac_table(hdev);
12219 hclge_del_all_fd_entries(hdev);
12220
12221 if (mac->phydev)
12222 mdiobus_unregister(mac->mdio_bus);
12223
12224 /* Disable MISC vector(vector0) */
12225 hclge_enable_vector(&hdev->misc_vector, false);
12226 synchronize_irq(hdev->misc_vector.vector_irq);
12227
12228 /* Disable all hw interrupts */
12229 hclge_config_mac_tnl_int(hdev, false);
12230 hclge_config_nic_hw_error(hdev, false);
12231 hclge_config_rocee_ras_interrupt(hdev, false);
12232
12233 hclge_comm_cmd_uninit(hdev->ae_dev, &hdev->hw.hw);
12234 hclge_misc_irq_uninit(hdev);
12235 hclge_devlink_uninit(hdev);
12236 hclge_pci_uninit(hdev);
12237 hclge_uninit_vport_vlan_table(hdev);
12238 mutex_destroy(&hdev->vport_lock);
12239 ae_dev->priv = NULL;
12240 }
12241
hclge_get_max_channels(struct hnae3_handle * handle)12242 static u32 hclge_get_max_channels(struct hnae3_handle *handle)
12243 {
12244 struct hclge_vport *vport = hclge_get_vport(handle);
12245 struct hclge_dev *hdev = vport->back;
12246
12247 return min_t(u32, hdev->pf_rss_size_max, vport->alloc_tqps);
12248 }
12249
hclge_get_channels(struct hnae3_handle * handle,struct ethtool_channels * ch)12250 static void hclge_get_channels(struct hnae3_handle *handle,
12251 struct ethtool_channels *ch)
12252 {
12253 ch->max_combined = hclge_get_max_channels(handle);
12254 ch->other_count = 1;
12255 ch->max_other = 1;
12256 ch->combined_count = handle->kinfo.rss_size;
12257 }
12258
hclge_get_tqps_and_rss_info(struct hnae3_handle * handle,u16 * alloc_tqps,u16 * max_rss_size)12259 static void hclge_get_tqps_and_rss_info(struct hnae3_handle *handle,
12260 u16 *alloc_tqps, u16 *max_rss_size)
12261 {
12262 struct hclge_vport *vport = hclge_get_vport(handle);
12263 struct hclge_dev *hdev = vport->back;
12264
12265 *alloc_tqps = vport->alloc_tqps;
12266 *max_rss_size = hdev->pf_rss_size_max;
12267 }
12268
hclge_set_rss_tc_mode_cfg(struct hnae3_handle * handle)12269 static int hclge_set_rss_tc_mode_cfg(struct hnae3_handle *handle)
12270 {
12271 struct hclge_vport *vport = hclge_get_vport(handle);
12272 u16 tc_offset[HCLGE_MAX_TC_NUM] = {0};
12273 struct hclge_dev *hdev = vport->back;
12274 u16 tc_size[HCLGE_MAX_TC_NUM] = {0};
12275 u16 tc_valid[HCLGE_MAX_TC_NUM];
12276 u16 roundup_size;
12277 unsigned int i;
12278
12279 roundup_size = roundup_pow_of_two(vport->nic.kinfo.rss_size);
12280 roundup_size = ilog2(roundup_size);
12281 /* Set the RSS TC mode according to the new RSS size */
12282 for (i = 0; i < HCLGE_MAX_TC_NUM; i++) {
12283 tc_valid[i] = 0;
12284
12285 if (!(hdev->hw_tc_map & BIT(i)))
12286 continue;
12287
12288 tc_valid[i] = 1;
12289 tc_size[i] = roundup_size;
12290 tc_offset[i] = vport->nic.kinfo.rss_size * i;
12291 }
12292
12293 return hclge_comm_set_rss_tc_mode(&hdev->hw.hw, tc_offset, tc_valid,
12294 tc_size);
12295 }
12296
hclge_set_channels(struct hnae3_handle * handle,u32 new_tqps_num,bool rxfh_configured)12297 static int hclge_set_channels(struct hnae3_handle *handle, u32 new_tqps_num,
12298 bool rxfh_configured)
12299 {
12300 struct hnae3_ae_dev *ae_dev = pci_get_drvdata(handle->pdev);
12301 struct hclge_vport *vport = hclge_get_vport(handle);
12302 struct hnae3_knic_private_info *kinfo = &vport->nic.kinfo;
12303 struct hclge_dev *hdev = vport->back;
12304 u16 cur_rss_size = kinfo->rss_size;
12305 u16 cur_tqps = kinfo->num_tqps;
12306 u32 *rss_indir;
12307 unsigned int i;
12308 int ret;
12309
12310 kinfo->req_rss_size = new_tqps_num;
12311
12312 ret = hclge_tm_vport_map_update(hdev);
12313 if (ret) {
12314 dev_err(&hdev->pdev->dev, "tm vport map fail, ret =%d\n", ret);
12315 return ret;
12316 }
12317
12318 ret = hclge_set_rss_tc_mode_cfg(handle);
12319 if (ret)
12320 return ret;
12321
12322 /* RSS indirection table has been configured by user */
12323 if (rxfh_configured)
12324 goto out;
12325
12326 /* Reinitializes the rss indirect table according to the new RSS size */
12327 rss_indir = kcalloc(ae_dev->dev_specs.rss_ind_tbl_size, sizeof(u32),
12328 GFP_KERNEL);
12329 if (!rss_indir)
12330 return -ENOMEM;
12331
12332 for (i = 0; i < ae_dev->dev_specs.rss_ind_tbl_size; i++)
12333 rss_indir[i] = i % kinfo->rss_size;
12334
12335 ret = hclge_set_rss(handle, rss_indir, NULL, 0);
12336 if (ret)
12337 dev_err(&hdev->pdev->dev, "set rss indir table fail, ret=%d\n",
12338 ret);
12339
12340 kfree(rss_indir);
12341
12342 out:
12343 if (!ret)
12344 dev_info(&hdev->pdev->dev,
12345 "Channels changed, rss_size from %u to %u, tqps from %u to %u",
12346 cur_rss_size, kinfo->rss_size,
12347 cur_tqps, kinfo->rss_size * kinfo->tc_info.num_tc);
12348
12349 return ret;
12350 }
12351
hclge_set_led_status(struct hclge_dev * hdev,u8 locate_led_status)12352 static int hclge_set_led_status(struct hclge_dev *hdev, u8 locate_led_status)
12353 {
12354 struct hclge_set_led_state_cmd *req;
12355 struct hclge_desc desc;
12356 int ret;
12357
12358 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_LED_STATUS_CFG, false);
12359
12360 req = (struct hclge_set_led_state_cmd *)desc.data;
12361 hnae3_set_field(req->locate_led_config, HCLGE_LED_LOCATE_STATE_M,
12362 HCLGE_LED_LOCATE_STATE_S, locate_led_status);
12363
12364 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
12365 if (ret)
12366 dev_err(&hdev->pdev->dev,
12367 "Send set led state cmd error, ret =%d\n", ret);
12368
12369 return ret;
12370 }
12371
12372 enum hclge_led_status {
12373 HCLGE_LED_OFF,
12374 HCLGE_LED_ON,
12375 HCLGE_LED_NO_CHANGE = 0xFF,
12376 };
12377
hclge_set_led_id(struct hnae3_handle * handle,enum ethtool_phys_id_state status)12378 static int hclge_set_led_id(struct hnae3_handle *handle,
12379 enum ethtool_phys_id_state status)
12380 {
12381 struct hclge_vport *vport = hclge_get_vport(handle);
12382 struct hclge_dev *hdev = vport->back;
12383
12384 switch (status) {
12385 case ETHTOOL_ID_ACTIVE:
12386 return hclge_set_led_status(hdev, HCLGE_LED_ON);
12387 case ETHTOOL_ID_INACTIVE:
12388 return hclge_set_led_status(hdev, HCLGE_LED_OFF);
12389 default:
12390 return -EINVAL;
12391 }
12392 }
12393
hclge_get_link_mode(struct hnae3_handle * handle,unsigned long * supported,unsigned long * advertising)12394 static void hclge_get_link_mode(struct hnae3_handle *handle,
12395 unsigned long *supported,
12396 unsigned long *advertising)
12397 {
12398 unsigned int size = BITS_TO_LONGS(__ETHTOOL_LINK_MODE_MASK_NBITS);
12399 struct hclge_vport *vport = hclge_get_vport(handle);
12400 struct hclge_dev *hdev = vport->back;
12401 unsigned int idx = 0;
12402
12403 for (; idx < size; idx++) {
12404 supported[idx] = hdev->hw.mac.supported[idx];
12405 advertising[idx] = hdev->hw.mac.advertising[idx];
12406 }
12407 }
12408
hclge_gro_en(struct hnae3_handle * handle,bool enable)12409 static int hclge_gro_en(struct hnae3_handle *handle, bool enable)
12410 {
12411 struct hclge_vport *vport = hclge_get_vport(handle);
12412 struct hclge_dev *hdev = vport->back;
12413 bool gro_en_old = hdev->gro_en;
12414 int ret;
12415
12416 hdev->gro_en = enable;
12417 ret = hclge_config_gro(hdev);
12418 if (ret)
12419 hdev->gro_en = gro_en_old;
12420
12421 return ret;
12422 }
12423
hclge_sync_vport_promisc_mode(struct hclge_vport * vport)12424 static int hclge_sync_vport_promisc_mode(struct hclge_vport *vport)
12425 {
12426 struct hnae3_handle *handle = &vport->nic;
12427 struct hclge_dev *hdev = vport->back;
12428 bool uc_en = false;
12429 bool mc_en = false;
12430 u8 tmp_flags;
12431 bool bc_en;
12432 int ret;
12433
12434 if (vport->last_promisc_flags != vport->overflow_promisc_flags) {
12435 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
12436 vport->last_promisc_flags = vport->overflow_promisc_flags;
12437 }
12438
12439 if (!test_and_clear_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE,
12440 &vport->state))
12441 return 0;
12442
12443 /* for PF */
12444 if (!vport->vport_id) {
12445 tmp_flags = handle->netdev_flags | vport->last_promisc_flags;
12446 ret = hclge_set_promisc_mode(handle, tmp_flags & HNAE3_UPE,
12447 tmp_flags & HNAE3_MPE);
12448 if (!ret)
12449 set_bit(HCLGE_VPORT_STATE_VLAN_FLTR_CHANGE,
12450 &vport->state);
12451 else
12452 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE,
12453 &vport->state);
12454 return ret;
12455 }
12456
12457 /* for VF */
12458 if (vport->vf_info.trusted) {
12459 uc_en = vport->vf_info.request_uc_en > 0 ||
12460 vport->overflow_promisc_flags & HNAE3_OVERFLOW_UPE;
12461 mc_en = vport->vf_info.request_mc_en > 0 ||
12462 vport->overflow_promisc_flags & HNAE3_OVERFLOW_MPE;
12463 }
12464 bc_en = vport->vf_info.request_bc_en > 0;
12465
12466 ret = hclge_cmd_set_promisc_mode(hdev, vport->vport_id, uc_en,
12467 mc_en, bc_en);
12468 if (ret) {
12469 set_bit(HCLGE_VPORT_STATE_PROMISC_CHANGE, &vport->state);
12470 return ret;
12471 }
12472 hclge_set_vport_vlan_fltr_change(vport);
12473
12474 return 0;
12475 }
12476
hclge_sync_promisc_mode(struct hclge_dev * hdev)12477 static void hclge_sync_promisc_mode(struct hclge_dev *hdev)
12478 {
12479 struct hclge_vport *vport;
12480 int ret;
12481 u16 i;
12482
12483 for (i = 0; i < hdev->num_alloc_vport; i++) {
12484 vport = &hdev->vport[i];
12485
12486 ret = hclge_sync_vport_promisc_mode(vport);
12487 if (ret)
12488 return;
12489 }
12490 }
12491
hclge_module_existed(struct hclge_dev * hdev)12492 static bool hclge_module_existed(struct hclge_dev *hdev)
12493 {
12494 struct hclge_desc desc;
12495 u32 existed;
12496 int ret;
12497
12498 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_GET_SFP_EXIST, true);
12499 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
12500 if (ret) {
12501 dev_err(&hdev->pdev->dev,
12502 "failed to get SFP exist state, ret = %d\n", ret);
12503 return false;
12504 }
12505
12506 existed = le32_to_cpu(desc.data[0]);
12507
12508 return existed != 0;
12509 }
12510
12511 /* need 6 bds(total 140 bytes) in one reading
12512 * return the number of bytes actually read, 0 means read failed.
12513 */
hclge_get_sfp_eeprom_info(struct hclge_dev * hdev,u32 offset,u32 len,u8 * data)12514 static u16 hclge_get_sfp_eeprom_info(struct hclge_dev *hdev, u32 offset,
12515 u32 len, u8 *data)
12516 {
12517 struct hclge_desc desc[HCLGE_SFP_INFO_CMD_NUM];
12518 struct hclge_sfp_info_bd0_cmd *sfp_info_bd0;
12519 u16 read_len;
12520 u16 copy_len;
12521 int ret;
12522 int i;
12523
12524 /* setup all 6 bds to read module eeprom info. */
12525 for (i = 0; i < HCLGE_SFP_INFO_CMD_NUM; i++) {
12526 hclge_cmd_setup_basic_desc(&desc[i], HCLGE_OPC_GET_SFP_EEPROM,
12527 true);
12528
12529 /* bd0~bd4 need next flag */
12530 if (i < HCLGE_SFP_INFO_CMD_NUM - 1)
12531 desc[i].flag |= cpu_to_le16(HCLGE_COMM_CMD_FLAG_NEXT);
12532 }
12533
12534 /* setup bd0, this bd contains offset and read length. */
12535 sfp_info_bd0 = (struct hclge_sfp_info_bd0_cmd *)desc[0].data;
12536 sfp_info_bd0->offset = cpu_to_le16((u16)offset);
12537 read_len = min_t(u16, len, HCLGE_SFP_INFO_MAX_LEN);
12538 sfp_info_bd0->read_len = cpu_to_le16(read_len);
12539
12540 ret = hclge_cmd_send(&hdev->hw, desc, i);
12541 if (ret) {
12542 dev_err(&hdev->pdev->dev,
12543 "failed to get SFP eeprom info, ret = %d\n", ret);
12544 return 0;
12545 }
12546
12547 /* copy sfp info from bd0 to out buffer. */
12548 copy_len = min_t(u16, len, HCLGE_SFP_INFO_BD0_LEN);
12549 memcpy(data, sfp_info_bd0->data, copy_len);
12550 read_len = copy_len;
12551
12552 /* copy sfp info from bd1~bd5 to out buffer if needed. */
12553 for (i = 1; i < HCLGE_SFP_INFO_CMD_NUM; i++) {
12554 if (read_len >= len)
12555 return read_len;
12556
12557 copy_len = min_t(u16, len - read_len, HCLGE_SFP_INFO_BDX_LEN);
12558 memcpy(data + read_len, desc[i].data, copy_len);
12559 read_len += copy_len;
12560 }
12561
12562 return read_len;
12563 }
12564
hclge_get_module_eeprom(struct hnae3_handle * handle,u32 offset,u32 len,u8 * data)12565 static int hclge_get_module_eeprom(struct hnae3_handle *handle, u32 offset,
12566 u32 len, u8 *data)
12567 {
12568 struct hclge_vport *vport = hclge_get_vport(handle);
12569 struct hclge_dev *hdev = vport->back;
12570 u32 read_len = 0;
12571 u16 data_len;
12572
12573 if (hdev->hw.mac.media_type != HNAE3_MEDIA_TYPE_FIBER)
12574 return -EOPNOTSUPP;
12575
12576 if (!hclge_module_existed(hdev))
12577 return -ENXIO;
12578
12579 while (read_len < len) {
12580 data_len = hclge_get_sfp_eeprom_info(hdev,
12581 offset + read_len,
12582 len - read_len,
12583 data + read_len);
12584 if (!data_len)
12585 return -EIO;
12586
12587 read_len += data_len;
12588 }
12589
12590 return 0;
12591 }
12592
hclge_get_link_diagnosis_info(struct hnae3_handle * handle,u32 * status_code)12593 static int hclge_get_link_diagnosis_info(struct hnae3_handle *handle,
12594 u32 *status_code)
12595 {
12596 struct hclge_vport *vport = hclge_get_vport(handle);
12597 struct hclge_dev *hdev = vport->back;
12598 struct hclge_desc desc;
12599 int ret;
12600
12601 if (hdev->ae_dev->dev_version <= HNAE3_DEVICE_VERSION_V2)
12602 return -EOPNOTSUPP;
12603
12604 hclge_cmd_setup_basic_desc(&desc, HCLGE_OPC_QUERY_LINK_DIAGNOSIS, true);
12605 ret = hclge_cmd_send(&hdev->hw, &desc, 1);
12606 if (ret) {
12607 dev_err(&hdev->pdev->dev,
12608 "failed to query link diagnosis info, ret = %d\n", ret);
12609 return ret;
12610 }
12611
12612 *status_code = le32_to_cpu(desc.data[0]);
12613 return 0;
12614 }
12615
12616 /* After disable sriov, VF still has some config and info need clean,
12617 * which configed by PF.
12618 */
hclge_clear_vport_vf_info(struct hclge_vport * vport,int vfid)12619 static void hclge_clear_vport_vf_info(struct hclge_vport *vport, int vfid)
12620 {
12621 struct hclge_dev *hdev = vport->back;
12622 struct hclge_vlan_info vlan_info;
12623 int ret;
12624
12625 clear_bit(HCLGE_VPORT_STATE_INITED, &vport->state);
12626 clear_bit(HCLGE_VPORT_STATE_ALIVE, &vport->state);
12627 vport->need_notify = 0;
12628 vport->mps = 0;
12629
12630 /* after disable sriov, clean VF rate configured by PF */
12631 ret = hclge_tm_qs_shaper_cfg(vport, 0);
12632 if (ret)
12633 dev_err(&hdev->pdev->dev,
12634 "failed to clean vf%d rate config, ret = %d\n",
12635 vfid, ret);
12636
12637 vlan_info.vlan_tag = 0;
12638 vlan_info.qos = 0;
12639 vlan_info.vlan_proto = ETH_P_8021Q;
12640 ret = hclge_update_port_base_vlan_cfg(vport,
12641 HNAE3_PORT_BASE_VLAN_DISABLE,
12642 &vlan_info);
12643 if (ret)
12644 dev_err(&hdev->pdev->dev,
12645 "failed to clean vf%d port base vlan, ret = %d\n",
12646 vfid, ret);
12647
12648 ret = hclge_set_vf_spoofchk_hw(hdev, vport->vport_id, false);
12649 if (ret)
12650 dev_err(&hdev->pdev->dev,
12651 "failed to clean vf%d spoof config, ret = %d\n",
12652 vfid, ret);
12653
12654 memset(&vport->vf_info, 0, sizeof(vport->vf_info));
12655 }
12656
hclge_clean_vport_config(struct hnae3_ae_dev * ae_dev,int num_vfs)12657 static void hclge_clean_vport_config(struct hnae3_ae_dev *ae_dev, int num_vfs)
12658 {
12659 struct hclge_dev *hdev = ae_dev->priv;
12660 struct hclge_vport *vport;
12661 int i;
12662
12663 for (i = 0; i < num_vfs; i++) {
12664 vport = &hdev->vport[i + HCLGE_VF_VPORT_START_NUM];
12665
12666 hclge_clear_vport_vf_info(vport, i);
12667 }
12668 }
12669
hclge_get_dscp_prio(struct hnae3_handle * h,u8 dscp,u8 * tc_mode,u8 * priority)12670 static int hclge_get_dscp_prio(struct hnae3_handle *h, u8 dscp, u8 *tc_mode,
12671 u8 *priority)
12672 {
12673 struct hclge_vport *vport = hclge_get_vport(h);
12674
12675 if (dscp >= HNAE3_MAX_DSCP)
12676 return -EINVAL;
12677
12678 if (tc_mode)
12679 *tc_mode = vport->nic.kinfo.tc_map_mode;
12680 if (priority)
12681 *priority = vport->nic.kinfo.dscp_prio[dscp] == HNAE3_PRIO_ID_INVALID ? 0 :
12682 vport->nic.kinfo.dscp_prio[dscp];
12683
12684 return 0;
12685 }
12686
12687 static const struct hnae3_ae_ops hclge_ops = {
12688 .init_ae_dev = hclge_init_ae_dev,
12689 .uninit_ae_dev = hclge_uninit_ae_dev,
12690 .reset_prepare = hclge_reset_prepare_general,
12691 .reset_done = hclge_reset_done,
12692 .init_client_instance = hclge_init_client_instance,
12693 .uninit_client_instance = hclge_uninit_client_instance,
12694 .map_ring_to_vector = hclge_map_ring_to_vector,
12695 .unmap_ring_from_vector = hclge_unmap_ring_frm_vector,
12696 .get_vector = hclge_get_vector,
12697 .put_vector = hclge_put_vector,
12698 .set_promisc_mode = hclge_set_promisc_mode,
12699 .request_update_promisc_mode = hclge_request_update_promisc_mode,
12700 .set_loopback = hclge_set_loopback,
12701 .start = hclge_ae_start,
12702 .stop = hclge_ae_stop,
12703 .client_start = hclge_client_start,
12704 .client_stop = hclge_client_stop,
12705 .get_status = hclge_get_status,
12706 .get_ksettings_an_result = hclge_get_ksettings_an_result,
12707 .cfg_mac_speed_dup_h = hclge_cfg_mac_speed_dup_h,
12708 .get_media_type = hclge_get_media_type,
12709 .check_port_speed = hclge_check_port_speed,
12710 .get_fec_stats = hclge_get_fec_stats,
12711 .get_fec = hclge_get_fec,
12712 .set_fec = hclge_set_fec,
12713 .get_rss_key_size = hclge_comm_get_rss_key_size,
12714 .get_rss = hclge_get_rss,
12715 .set_rss = hclge_set_rss,
12716 .set_rss_tuple = hclge_set_rss_tuple,
12717 .get_rss_tuple = hclge_get_rss_tuple,
12718 .get_tc_size = hclge_get_tc_size,
12719 .get_mac_addr = hclge_get_mac_addr,
12720 .set_mac_addr = hclge_set_mac_addr,
12721 .do_ioctl = hclge_do_ioctl,
12722 .add_uc_addr = hclge_add_uc_addr,
12723 .rm_uc_addr = hclge_rm_uc_addr,
12724 .add_mc_addr = hclge_add_mc_addr,
12725 .rm_mc_addr = hclge_rm_mc_addr,
12726 .set_autoneg = hclge_set_autoneg,
12727 .get_autoneg = hclge_get_autoneg,
12728 .restart_autoneg = hclge_restart_autoneg,
12729 .halt_autoneg = hclge_halt_autoneg,
12730 .get_pauseparam = hclge_get_pauseparam,
12731 .set_pauseparam = hclge_set_pauseparam,
12732 .set_mtu = hclge_set_mtu,
12733 .reset_queue = hclge_reset_tqp,
12734 .get_stats = hclge_get_stats,
12735 .get_mac_stats = hclge_get_mac_stat,
12736 .update_stats = hclge_update_stats,
12737 .get_strings = hclge_get_strings,
12738 .get_sset_count = hclge_get_sset_count,
12739 .get_fw_version = hclge_get_fw_version,
12740 .get_mdix_mode = hclge_get_mdix_mode,
12741 .enable_vlan_filter = hclge_enable_vlan_filter,
12742 .set_vlan_filter = hclge_set_vlan_filter,
12743 .set_vf_vlan_filter = hclge_set_vf_vlan_filter,
12744 .enable_hw_strip_rxvtag = hclge_en_hw_strip_rxvtag,
12745 .reset_event = hclge_reset_event,
12746 .get_reset_level = hclge_get_reset_level,
12747 .set_default_reset_request = hclge_set_def_reset_request,
12748 .get_tqps_and_rss_info = hclge_get_tqps_and_rss_info,
12749 .set_channels = hclge_set_channels,
12750 .get_channels = hclge_get_channels,
12751 .get_regs_len = hclge_get_regs_len,
12752 .get_regs = hclge_get_regs,
12753 .set_led_id = hclge_set_led_id,
12754 .get_link_mode = hclge_get_link_mode,
12755 .add_fd_entry = hclge_add_fd_entry,
12756 .del_fd_entry = hclge_del_fd_entry,
12757 .get_fd_rule_cnt = hclge_get_fd_rule_cnt,
12758 .get_fd_rule_info = hclge_get_fd_rule_info,
12759 .get_fd_all_rules = hclge_get_all_rules,
12760 .enable_fd = hclge_enable_fd,
12761 .add_arfs_entry = hclge_add_fd_entry_by_arfs,
12762 .dbg_read_cmd = hclge_dbg_read_cmd,
12763 .handle_hw_ras_error = hclge_handle_hw_ras_error,
12764 .get_hw_reset_stat = hclge_get_hw_reset_stat,
12765 .ae_dev_resetting = hclge_ae_dev_resetting,
12766 .ae_dev_reset_cnt = hclge_ae_dev_reset_cnt,
12767 .set_gro_en = hclge_gro_en,
12768 .get_global_queue_id = hclge_covert_handle_qid_global,
12769 .set_timer_task = hclge_set_timer_task,
12770 .mac_connect_phy = hclge_mac_connect_phy,
12771 .mac_disconnect_phy = hclge_mac_disconnect_phy,
12772 .get_vf_config = hclge_get_vf_config,
12773 .set_vf_link_state = hclge_set_vf_link_state,
12774 .set_vf_spoofchk = hclge_set_vf_spoofchk,
12775 .set_vf_trust = hclge_set_vf_trust,
12776 .set_vf_rate = hclge_set_vf_rate,
12777 .set_vf_mac = hclge_set_vf_mac,
12778 .get_module_eeprom = hclge_get_module_eeprom,
12779 .get_cmdq_stat = hclge_get_cmdq_stat,
12780 .add_cls_flower = hclge_add_cls_flower,
12781 .del_cls_flower = hclge_del_cls_flower,
12782 .cls_flower_active = hclge_is_cls_flower_active,
12783 .get_phy_link_ksettings = hclge_get_phy_link_ksettings,
12784 .set_phy_link_ksettings = hclge_set_phy_link_ksettings,
12785 .set_tx_hwts_info = hclge_ptp_set_tx_info,
12786 .get_rx_hwts = hclge_ptp_get_rx_hwts,
12787 .get_ts_info = hclge_ptp_get_ts_info,
12788 .get_link_diagnosis_info = hclge_get_link_diagnosis_info,
12789 .clean_vf_config = hclge_clean_vport_config,
12790 .get_dscp_prio = hclge_get_dscp_prio,
12791 .get_wol = hclge_get_wol,
12792 .set_wol = hclge_set_wol,
12793 };
12794
12795 static struct hnae3_ae_algo ae_algo = {
12796 .ops = &hclge_ops,
12797 .pdev_id_table = ae_algo_pci_tbl,
12798 };
12799
hclge_init(void)12800 static int __init hclge_init(void)
12801 {
12802 pr_info("%s is initializing\n", HCLGE_NAME);
12803
12804 hclge_wq = alloc_workqueue("%s", WQ_UNBOUND, 0, HCLGE_NAME);
12805 if (!hclge_wq) {
12806 pr_err("%s: failed to create workqueue\n", HCLGE_NAME);
12807 return -ENOMEM;
12808 }
12809
12810 hnae3_register_ae_algo(&ae_algo);
12811
12812 return 0;
12813 }
12814
hclge_exit(void)12815 static void __exit hclge_exit(void)
12816 {
12817 hnae3_unregister_ae_algo_prepare(&ae_algo);
12818 hnae3_unregister_ae_algo(&ae_algo);
12819 destroy_workqueue(hclge_wq);
12820 }
12821 module_init(hclge_init);
12822 module_exit(hclge_exit);
12823
12824 MODULE_LICENSE("GPL");
12825 MODULE_AUTHOR("Huawei Tech. Co., Ltd.");
12826 MODULE_DESCRIPTION("HCLGE Driver");
12827 MODULE_VERSION(HCLGE_MOD_VERSION);
12828