1 // SPDX-License-Identifier: GPL-2.0+
2 // Copyright (c) 2016-2017 Hisilicon Limited.
3 
4 #ifndef __HCLGE_MAIN_H
5 #define __HCLGE_MAIN_H
6 #include <linux/fs.h>
7 #include <linux/types.h>
8 #include <linux/phy.h>
9 #include <linux/if_vlan.h>
10 #include <linux/kfifo.h>
11 
12 #include "hclge_cmd.h"
13 #include "hnae3.h"
14 
15 #define HCLGE_MOD_VERSION "1.0"
16 #define HCLGE_DRIVER_NAME "hclge"
17 
18 #define HCLGE_MAX_PF_NUM		8
19 
20 #define HCLGE_RD_FIRST_STATS_NUM        2
21 #define HCLGE_RD_OTHER_STATS_NUM        4
22 
23 #define HCLGE_INVALID_VPORT 0xffff
24 
25 #define HCLGE_PF_CFG_BLOCK_SIZE		32
26 #define HCLGE_PF_CFG_DESC_NUM \
27 	(HCLGE_PF_CFG_BLOCK_SIZE / HCLGE_CFG_RD_LEN_BYTES)
28 
29 #define HCLGE_VECTOR_REG_BASE		0x20000
30 #define HCLGE_MISC_VECTOR_REG_BASE	0x20400
31 
32 #define HCLGE_VECTOR_REG_OFFSET		0x4
33 #define HCLGE_VECTOR_VF_OFFSET		0x100000
34 
35 #define HCLGE_CMDQ_TX_ADDR_L_REG	0x27000
36 #define HCLGE_CMDQ_TX_ADDR_H_REG	0x27004
37 #define HCLGE_CMDQ_TX_DEPTH_REG		0x27008
38 #define HCLGE_CMDQ_TX_TAIL_REG		0x27010
39 #define HCLGE_CMDQ_TX_HEAD_REG		0x27014
40 #define HCLGE_CMDQ_RX_ADDR_L_REG	0x27018
41 #define HCLGE_CMDQ_RX_ADDR_H_REG	0x2701C
42 #define HCLGE_CMDQ_RX_DEPTH_REG		0x27020
43 #define HCLGE_CMDQ_RX_TAIL_REG		0x27024
44 #define HCLGE_CMDQ_RX_HEAD_REG		0x27028
45 #define HCLGE_CMDQ_INTR_SRC_REG		0x27100
46 #define HCLGE_CMDQ_INTR_STS_REG		0x27104
47 #define HCLGE_CMDQ_INTR_EN_REG		0x27108
48 #define HCLGE_CMDQ_INTR_GEN_REG		0x2710C
49 
50 /* bar registers for common func */
51 #define HCLGE_VECTOR0_OTER_EN_REG	0x20600
52 #define HCLGE_RAS_OTHER_STS_REG		0x20B00
53 #define HCLGE_FUNC_RESET_STS_REG	0x20C00
54 #define HCLGE_GRO_EN_REG		0x28000
55 
56 /* bar registers for rcb */
57 #define HCLGE_RING_RX_ADDR_L_REG	0x80000
58 #define HCLGE_RING_RX_ADDR_H_REG	0x80004
59 #define HCLGE_RING_RX_BD_NUM_REG	0x80008
60 #define HCLGE_RING_RX_BD_LENGTH_REG	0x8000C
61 #define HCLGE_RING_RX_MERGE_EN_REG	0x80014
62 #define HCLGE_RING_RX_TAIL_REG		0x80018
63 #define HCLGE_RING_RX_HEAD_REG		0x8001C
64 #define HCLGE_RING_RX_FBD_NUM_REG	0x80020
65 #define HCLGE_RING_RX_OFFSET_REG	0x80024
66 #define HCLGE_RING_RX_FBD_OFFSET_REG	0x80028
67 #define HCLGE_RING_RX_STASH_REG		0x80030
68 #define HCLGE_RING_RX_BD_ERR_REG	0x80034
69 #define HCLGE_RING_TX_ADDR_L_REG	0x80040
70 #define HCLGE_RING_TX_ADDR_H_REG	0x80044
71 #define HCLGE_RING_TX_BD_NUM_REG	0x80048
72 #define HCLGE_RING_TX_PRIORITY_REG	0x8004C
73 #define HCLGE_RING_TX_TC_REG		0x80050
74 #define HCLGE_RING_TX_MERGE_EN_REG	0x80054
75 #define HCLGE_RING_TX_TAIL_REG		0x80058
76 #define HCLGE_RING_TX_HEAD_REG		0x8005C
77 #define HCLGE_RING_TX_FBD_NUM_REG	0x80060
78 #define HCLGE_RING_TX_OFFSET_REG	0x80064
79 #define HCLGE_RING_TX_EBD_NUM_REG	0x80068
80 #define HCLGE_RING_TX_EBD_OFFSET_REG	0x80070
81 #define HCLGE_RING_TX_BD_ERR_REG	0x80074
82 #define HCLGE_RING_EN_REG		0x80090
83 
84 /* bar registers for tqp interrupt */
85 #define HCLGE_TQP_INTR_CTRL_REG		0x20000
86 #define HCLGE_TQP_INTR_GL0_REG		0x20100
87 #define HCLGE_TQP_INTR_GL1_REG		0x20200
88 #define HCLGE_TQP_INTR_GL2_REG		0x20300
89 #define HCLGE_TQP_INTR_RL_REG		0x20900
90 
91 #define HCLGE_RSS_IND_TBL_SIZE		512
92 #define HCLGE_RSS_SET_BITMAP_MSK	GENMASK(15, 0)
93 #define HCLGE_RSS_KEY_SIZE		40
94 #define HCLGE_RSS_HASH_ALGO_TOEPLITZ	0
95 #define HCLGE_RSS_HASH_ALGO_SIMPLE	1
96 #define HCLGE_RSS_HASH_ALGO_SYMMETRIC	2
97 #define HCLGE_RSS_HASH_ALGO_MASK	GENMASK(3, 0)
98 #define HCLGE_RSS_CFG_TBL_NUM \
99 	(HCLGE_RSS_IND_TBL_SIZE / HCLGE_RSS_CFG_TBL_SIZE)
100 
101 #define HCLGE_RSS_INPUT_TUPLE_OTHER	GENMASK(3, 0)
102 #define HCLGE_RSS_INPUT_TUPLE_SCTP	GENMASK(4, 0)
103 #define HCLGE_D_PORT_BIT		BIT(0)
104 #define HCLGE_S_PORT_BIT		BIT(1)
105 #define HCLGE_D_IP_BIT			BIT(2)
106 #define HCLGE_S_IP_BIT			BIT(3)
107 #define HCLGE_V_TAG_BIT			BIT(4)
108 
109 #define HCLGE_RSS_TC_SIZE_0		1
110 #define HCLGE_RSS_TC_SIZE_1		2
111 #define HCLGE_RSS_TC_SIZE_2		4
112 #define HCLGE_RSS_TC_SIZE_3		8
113 #define HCLGE_RSS_TC_SIZE_4		16
114 #define HCLGE_RSS_TC_SIZE_5		32
115 #define HCLGE_RSS_TC_SIZE_6		64
116 #define HCLGE_RSS_TC_SIZE_7		128
117 
118 #define HCLGE_UMV_TBL_SIZE		3072
119 #define HCLGE_DEFAULT_UMV_SPACE_PER_PF \
120 	(HCLGE_UMV_TBL_SIZE / HCLGE_MAX_PF_NUM)
121 
122 #define HCLGE_TQP_RESET_TRY_TIMES	10
123 
124 #define HCLGE_PHY_PAGE_MDIX		0
125 #define HCLGE_PHY_PAGE_COPPER		0
126 
127 /* Page Selection Reg. */
128 #define HCLGE_PHY_PAGE_REG		22
129 
130 /* Copper Specific Control Register */
131 #define HCLGE_PHY_CSC_REG		16
132 
133 /* Copper Specific Status Register */
134 #define HCLGE_PHY_CSS_REG		17
135 
136 #define HCLGE_PHY_MDIX_CTRL_S		5
137 #define HCLGE_PHY_MDIX_CTRL_M		GENMASK(6, 5)
138 
139 #define HCLGE_PHY_MDIX_STATUS_B		6
140 #define HCLGE_PHY_SPEED_DUP_RESOLVE_B	11
141 
142 /* Factor used to calculate offset and bitmap of VF num */
143 #define HCLGE_VF_NUM_PER_CMD           64
144 #define HCLGE_VF_NUM_PER_BYTE          8
145 
146 enum HLCGE_PORT_TYPE {
147 	HOST_PORT,
148 	NETWORK_PORT
149 };
150 
151 #define HCLGE_PF_ID_S			0
152 #define HCLGE_PF_ID_M			GENMASK(2, 0)
153 #define HCLGE_VF_ID_S			3
154 #define HCLGE_VF_ID_M			GENMASK(10, 3)
155 #define HCLGE_PORT_TYPE_B		11
156 #define HCLGE_NETWORK_PORT_ID_S		0
157 #define HCLGE_NETWORK_PORT_ID_M		GENMASK(3, 0)
158 
159 /* Reset related Registers */
160 #define HCLGE_PF_OTHER_INT_REG		0x20600
161 #define HCLGE_MISC_RESET_STS_REG	0x20700
162 #define HCLGE_MISC_VECTOR_INT_STS	0x20800
163 #define HCLGE_GLOBAL_RESET_REG		0x20A00
164 #define HCLGE_GLOBAL_RESET_BIT		0
165 #define HCLGE_CORE_RESET_BIT		1
166 #define HCLGE_IMP_RESET_BIT		2
167 #define HCLGE_FUN_RST_ING		0x20C00
168 #define HCLGE_FUN_RST_ING_B		0
169 
170 /* Vector0 register bits define */
171 #define HCLGE_VECTOR0_GLOBALRESET_INT_B	5
172 #define HCLGE_VECTOR0_CORERESET_INT_B	6
173 #define HCLGE_VECTOR0_IMPRESET_INT_B	7
174 
175 /* Vector0 interrupt CMDQ event source register(RW) */
176 #define HCLGE_VECTOR0_CMDQ_SRC_REG	0x27100
177 /* CMDQ register bits for RX event(=MBX event) */
178 #define HCLGE_VECTOR0_RX_CMDQ_INT_B	1
179 
180 #define HCLGE_VECTOR0_IMP_RESET_INT_B	1
181 
182 #define HCLGE_MAC_DEFAULT_FRAME \
183 	(ETH_HLEN + ETH_FCS_LEN + 2 * VLAN_HLEN + ETH_DATA_LEN)
184 #define HCLGE_MAC_MIN_FRAME		64
185 #define HCLGE_MAC_MAX_FRAME		9728
186 
187 #define HCLGE_SUPPORT_1G_BIT		BIT(0)
188 #define HCLGE_SUPPORT_10G_BIT		BIT(1)
189 #define HCLGE_SUPPORT_25G_BIT		BIT(2)
190 #define HCLGE_SUPPORT_50G_BIT		BIT(3)
191 #define HCLGE_SUPPORT_100G_BIT		BIT(4)
192 /* to be compatible with exsit board */
193 #define HCLGE_SUPPORT_40G_BIT		BIT(5)
194 #define HCLGE_SUPPORT_100M_BIT		BIT(6)
195 #define HCLGE_SUPPORT_10M_BIT		BIT(7)
196 #define HCLGE_SUPPORT_GE \
197 	(HCLGE_SUPPORT_1G_BIT | HCLGE_SUPPORT_100M_BIT | HCLGE_SUPPORT_10M_BIT)
198 
199 enum HCLGE_DEV_STATE {
200 	HCLGE_STATE_REINITING,
201 	HCLGE_STATE_DOWN,
202 	HCLGE_STATE_DISABLED,
203 	HCLGE_STATE_REMOVING,
204 	HCLGE_STATE_NIC_REGISTERED,
205 	HCLGE_STATE_ROCE_REGISTERED,
206 	HCLGE_STATE_SERVICE_INITED,
207 	HCLGE_STATE_SERVICE_SCHED,
208 	HCLGE_STATE_RST_SERVICE_SCHED,
209 	HCLGE_STATE_RST_HANDLING,
210 	HCLGE_STATE_MBX_SERVICE_SCHED,
211 	HCLGE_STATE_MBX_HANDLING,
212 	HCLGE_STATE_STATISTICS_UPDATING,
213 	HCLGE_STATE_CMD_DISABLE,
214 	HCLGE_STATE_MAX
215 };
216 
217 enum hclge_evt_cause {
218 	HCLGE_VECTOR0_EVENT_RST,
219 	HCLGE_VECTOR0_EVENT_MBX,
220 	HCLGE_VECTOR0_EVENT_ERR,
221 	HCLGE_VECTOR0_EVENT_OTHER,
222 };
223 
224 #define HCLGE_MPF_ENBALE 1
225 
226 enum HCLGE_MAC_SPEED {
227 	HCLGE_MAC_SPEED_UNKNOWN = 0,		/* unknown */
228 	HCLGE_MAC_SPEED_10M	= 10,		/* 10 Mbps */
229 	HCLGE_MAC_SPEED_100M	= 100,		/* 100 Mbps */
230 	HCLGE_MAC_SPEED_1G	= 1000,		/* 1000 Mbps   = 1 Gbps */
231 	HCLGE_MAC_SPEED_10G	= 10000,	/* 10000 Mbps  = 10 Gbps */
232 	HCLGE_MAC_SPEED_25G	= 25000,	/* 25000 Mbps  = 25 Gbps */
233 	HCLGE_MAC_SPEED_40G	= 40000,	/* 40000 Mbps  = 40 Gbps */
234 	HCLGE_MAC_SPEED_50G	= 50000,	/* 50000 Mbps  = 50 Gbps */
235 	HCLGE_MAC_SPEED_100G	= 100000	/* 100000 Mbps = 100 Gbps */
236 };
237 
238 enum HCLGE_MAC_DUPLEX {
239 	HCLGE_MAC_HALF,
240 	HCLGE_MAC_FULL
241 };
242 
243 #define QUERY_SFP_SPEED		0
244 #define QUERY_ACTIVE_SPEED	1
245 
246 struct hclge_mac {
247 	u8 phy_addr;
248 	u8 flag;
249 	u8 media_type;	/* port media type, e.g. fibre/copper/backplane */
250 	u8 mac_addr[ETH_ALEN];
251 	u8 autoneg;
252 	u8 duplex;
253 	u8 support_autoneg;
254 	u8 speed_type;	/* 0: sfp speed, 1: active speed */
255 	u32 speed;
256 	u32 speed_ability; /* speed ability supported by current media */
257 	u32 module_type; /* sub media type, e.g. kr/cr/sr/lr */
258 	u32 fec_mode; /* active fec mode */
259 	u32 user_fec_mode;
260 	u32 fec_ability;
261 	int link;	/* store the link status of mac & phy (if phy exit) */
262 	struct phy_device *phydev;
263 	struct mii_bus *mdio_bus;
264 	phy_interface_t phy_if;
265 	__ETHTOOL_DECLARE_LINK_MODE_MASK(supported);
266 	__ETHTOOL_DECLARE_LINK_MODE_MASK(advertising);
267 };
268 
269 struct hclge_hw {
270 	void __iomem *io_base;
271 	struct hclge_mac mac;
272 	int num_vec;
273 	struct hclge_cmq cmq;
274 };
275 
276 /* TQP stats */
277 struct hlcge_tqp_stats {
278 	/* query_tqp_tx_queue_statistics ,opcode id:  0x0B03 */
279 	u64 rcb_tx_ring_pktnum_rcd; /* 32bit */
280 	/* query_tqp_rx_queue_statistics ,opcode id:  0x0B13 */
281 	u64 rcb_rx_ring_pktnum_rcd; /* 32bit */
282 };
283 
284 struct hclge_tqp {
285 	/* copy of device pointer from pci_dev,
286 	 * used when perform DMA mapping
287 	 */
288 	struct device *dev;
289 	struct hnae3_queue q;
290 	struct hlcge_tqp_stats tqp_stats;
291 	u16 index;	/* Global index in a NIC controller */
292 
293 	bool alloced;
294 };
295 
296 enum hclge_fc_mode {
297 	HCLGE_FC_NONE,
298 	HCLGE_FC_RX_PAUSE,
299 	HCLGE_FC_TX_PAUSE,
300 	HCLGE_FC_FULL,
301 	HCLGE_FC_PFC,
302 	HCLGE_FC_DEFAULT
303 };
304 
305 #define HCLGE_PG_NUM		4
306 #define HCLGE_SCH_MODE_SP	0
307 #define HCLGE_SCH_MODE_DWRR	1
308 struct hclge_pg_info {
309 	u8 pg_id;
310 	u8 pg_sch_mode;		/* 0: sp; 1: dwrr */
311 	u8 tc_bit_map;
312 	u32 bw_limit;
313 	u8 tc_dwrr[HNAE3_MAX_TC];
314 };
315 
316 struct hclge_tc_info {
317 	u8 tc_id;
318 	u8 tc_sch_mode;		/* 0: sp; 1: dwrr */
319 	u8 pgid;
320 	u32 bw_limit;
321 };
322 
323 struct hclge_cfg {
324 	u8 vmdq_vport_num;
325 	u8 tc_num;
326 	u16 tqp_desc_num;
327 	u16 rx_buf_len;
328 	u16 rss_size_max;
329 	u8 phy_addr;
330 	u8 media_type;
331 	u8 mac_addr[ETH_ALEN];
332 	u8 default_speed;
333 	u32 numa_node_map;
334 	u8 speed_ability;
335 	u16 umv_space;
336 };
337 
338 struct hclge_tm_info {
339 	u8 num_tc;
340 	u8 num_pg;      /* It must be 1 if vNET-Base schd */
341 	u8 pg_dwrr[HCLGE_PG_NUM];
342 	u8 prio_tc[HNAE3_MAX_USER_PRIO];
343 	struct hclge_pg_info pg_info[HCLGE_PG_NUM];
344 	struct hclge_tc_info tc_info[HNAE3_MAX_TC];
345 	enum hclge_fc_mode fc_mode;
346 	u8 hw_pfc_map; /* Allow for packet drop or not on this TC */
347 	u8 pfc_en;	/* PFC enabled or not for user priority */
348 };
349 
350 struct hclge_comm_stats_str {
351 	char desc[ETH_GSTRING_LEN];
352 	unsigned long offset;
353 };
354 
355 /* mac stats ,opcode id: 0x0032 */
356 struct hclge_mac_stats {
357 	u64 mac_tx_mac_pause_num;
358 	u64 mac_rx_mac_pause_num;
359 	u64 mac_tx_pfc_pri0_pkt_num;
360 	u64 mac_tx_pfc_pri1_pkt_num;
361 	u64 mac_tx_pfc_pri2_pkt_num;
362 	u64 mac_tx_pfc_pri3_pkt_num;
363 	u64 mac_tx_pfc_pri4_pkt_num;
364 	u64 mac_tx_pfc_pri5_pkt_num;
365 	u64 mac_tx_pfc_pri6_pkt_num;
366 	u64 mac_tx_pfc_pri7_pkt_num;
367 	u64 mac_rx_pfc_pri0_pkt_num;
368 	u64 mac_rx_pfc_pri1_pkt_num;
369 	u64 mac_rx_pfc_pri2_pkt_num;
370 	u64 mac_rx_pfc_pri3_pkt_num;
371 	u64 mac_rx_pfc_pri4_pkt_num;
372 	u64 mac_rx_pfc_pri5_pkt_num;
373 	u64 mac_rx_pfc_pri6_pkt_num;
374 	u64 mac_rx_pfc_pri7_pkt_num;
375 	u64 mac_tx_total_pkt_num;
376 	u64 mac_tx_total_oct_num;
377 	u64 mac_tx_good_pkt_num;
378 	u64 mac_tx_bad_pkt_num;
379 	u64 mac_tx_good_oct_num;
380 	u64 mac_tx_bad_oct_num;
381 	u64 mac_tx_uni_pkt_num;
382 	u64 mac_tx_multi_pkt_num;
383 	u64 mac_tx_broad_pkt_num;
384 	u64 mac_tx_undersize_pkt_num;
385 	u64 mac_tx_oversize_pkt_num;
386 	u64 mac_tx_64_oct_pkt_num;
387 	u64 mac_tx_65_127_oct_pkt_num;
388 	u64 mac_tx_128_255_oct_pkt_num;
389 	u64 mac_tx_256_511_oct_pkt_num;
390 	u64 mac_tx_512_1023_oct_pkt_num;
391 	u64 mac_tx_1024_1518_oct_pkt_num;
392 	u64 mac_tx_1519_2047_oct_pkt_num;
393 	u64 mac_tx_2048_4095_oct_pkt_num;
394 	u64 mac_tx_4096_8191_oct_pkt_num;
395 	u64 rsv0;
396 	u64 mac_tx_8192_9216_oct_pkt_num;
397 	u64 mac_tx_9217_12287_oct_pkt_num;
398 	u64 mac_tx_12288_16383_oct_pkt_num;
399 	u64 mac_tx_1519_max_good_oct_pkt_num;
400 	u64 mac_tx_1519_max_bad_oct_pkt_num;
401 
402 	u64 mac_rx_total_pkt_num;
403 	u64 mac_rx_total_oct_num;
404 	u64 mac_rx_good_pkt_num;
405 	u64 mac_rx_bad_pkt_num;
406 	u64 mac_rx_good_oct_num;
407 	u64 mac_rx_bad_oct_num;
408 	u64 mac_rx_uni_pkt_num;
409 	u64 mac_rx_multi_pkt_num;
410 	u64 mac_rx_broad_pkt_num;
411 	u64 mac_rx_undersize_pkt_num;
412 	u64 mac_rx_oversize_pkt_num;
413 	u64 mac_rx_64_oct_pkt_num;
414 	u64 mac_rx_65_127_oct_pkt_num;
415 	u64 mac_rx_128_255_oct_pkt_num;
416 	u64 mac_rx_256_511_oct_pkt_num;
417 	u64 mac_rx_512_1023_oct_pkt_num;
418 	u64 mac_rx_1024_1518_oct_pkt_num;
419 	u64 mac_rx_1519_2047_oct_pkt_num;
420 	u64 mac_rx_2048_4095_oct_pkt_num;
421 	u64 mac_rx_4096_8191_oct_pkt_num;
422 	u64 rsv1;
423 	u64 mac_rx_8192_9216_oct_pkt_num;
424 	u64 mac_rx_9217_12287_oct_pkt_num;
425 	u64 mac_rx_12288_16383_oct_pkt_num;
426 	u64 mac_rx_1519_max_good_oct_pkt_num;
427 	u64 mac_rx_1519_max_bad_oct_pkt_num;
428 
429 	u64 mac_tx_fragment_pkt_num;
430 	u64 mac_tx_undermin_pkt_num;
431 	u64 mac_tx_jabber_pkt_num;
432 	u64 mac_tx_err_all_pkt_num;
433 	u64 mac_tx_from_app_good_pkt_num;
434 	u64 mac_tx_from_app_bad_pkt_num;
435 	u64 mac_rx_fragment_pkt_num;
436 	u64 mac_rx_undermin_pkt_num;
437 	u64 mac_rx_jabber_pkt_num;
438 	u64 mac_rx_fcs_err_pkt_num;
439 	u64 mac_rx_send_app_good_pkt_num;
440 	u64 mac_rx_send_app_bad_pkt_num;
441 	u64 mac_tx_pfc_pause_pkt_num;
442 	u64 mac_rx_pfc_pause_pkt_num;
443 	u64 mac_tx_ctrl_pkt_num;
444 	u64 mac_rx_ctrl_pkt_num;
445 };
446 
447 #define HCLGE_STATS_TIMER_INTERVAL	(60 * 5)
448 struct hclge_hw_stats {
449 	struct hclge_mac_stats      mac_stats;
450 	u32 stats_timer;
451 };
452 
453 struct hclge_vlan_type_cfg {
454 	u16 rx_ot_fst_vlan_type;
455 	u16 rx_ot_sec_vlan_type;
456 	u16 rx_in_fst_vlan_type;
457 	u16 rx_in_sec_vlan_type;
458 	u16 tx_ot_vlan_type;
459 	u16 tx_in_vlan_type;
460 };
461 
462 enum HCLGE_FD_MODE {
463 	HCLGE_FD_MODE_DEPTH_2K_WIDTH_400B_STAGE_1,
464 	HCLGE_FD_MODE_DEPTH_1K_WIDTH_400B_STAGE_2,
465 	HCLGE_FD_MODE_DEPTH_4K_WIDTH_200B_STAGE_1,
466 	HCLGE_FD_MODE_DEPTH_2K_WIDTH_200B_STAGE_2,
467 };
468 
469 enum HCLGE_FD_KEY_TYPE {
470 	HCLGE_FD_KEY_BASE_ON_PTYPE,
471 	HCLGE_FD_KEY_BASE_ON_TUPLE,
472 };
473 
474 enum HCLGE_FD_STAGE {
475 	HCLGE_FD_STAGE_1,
476 	HCLGE_FD_STAGE_2,
477 	MAX_STAGE_NUM,
478 };
479 
480 /* OUTER_XXX indicates tuples in tunnel header of tunnel packet
481  * INNER_XXX indicate tuples in tunneled header of tunnel packet or
482  *           tuples of non-tunnel packet
483  */
484 enum HCLGE_FD_TUPLE {
485 	OUTER_DST_MAC,
486 	OUTER_SRC_MAC,
487 	OUTER_VLAN_TAG_FST,
488 	OUTER_VLAN_TAG_SEC,
489 	OUTER_ETH_TYPE,
490 	OUTER_L2_RSV,
491 	OUTER_IP_TOS,
492 	OUTER_IP_PROTO,
493 	OUTER_SRC_IP,
494 	OUTER_DST_IP,
495 	OUTER_L3_RSV,
496 	OUTER_SRC_PORT,
497 	OUTER_DST_PORT,
498 	OUTER_L4_RSV,
499 	OUTER_TUN_VNI,
500 	OUTER_TUN_FLOW_ID,
501 	INNER_DST_MAC,
502 	INNER_SRC_MAC,
503 	INNER_VLAN_TAG_FST,
504 	INNER_VLAN_TAG_SEC,
505 	INNER_ETH_TYPE,
506 	INNER_L2_RSV,
507 	INNER_IP_TOS,
508 	INNER_IP_PROTO,
509 	INNER_SRC_IP,
510 	INNER_DST_IP,
511 	INNER_L3_RSV,
512 	INNER_SRC_PORT,
513 	INNER_DST_PORT,
514 	INNER_L4_RSV,
515 	MAX_TUPLE,
516 };
517 
518 enum HCLGE_FD_META_DATA {
519 	PACKET_TYPE_ID,
520 	IP_FRAGEMENT,
521 	ROCE_TYPE,
522 	NEXT_KEY,
523 	VLAN_NUMBER,
524 	SRC_VPORT,
525 	DST_VPORT,
526 	TUNNEL_PACKET,
527 	MAX_META_DATA,
528 };
529 
530 struct key_info {
531 	u8 key_type;
532 	u8 key_length; /* use bit as unit */
533 };
534 
535 static const struct key_info meta_data_key_info[] = {
536 	{ PACKET_TYPE_ID, 6},
537 	{ IP_FRAGEMENT, 1},
538 	{ ROCE_TYPE, 1},
539 	{ NEXT_KEY, 5},
540 	{ VLAN_NUMBER, 2},
541 	{ SRC_VPORT, 12},
542 	{ DST_VPORT, 12},
543 	{ TUNNEL_PACKET, 1},
544 };
545 
546 static const struct key_info tuple_key_info[] = {
547 	{ OUTER_DST_MAC, 48},
548 	{ OUTER_SRC_MAC, 48},
549 	{ OUTER_VLAN_TAG_FST, 16},
550 	{ OUTER_VLAN_TAG_SEC, 16},
551 	{ OUTER_ETH_TYPE, 16},
552 	{ OUTER_L2_RSV, 16},
553 	{ OUTER_IP_TOS, 8},
554 	{ OUTER_IP_PROTO, 8},
555 	{ OUTER_SRC_IP, 32},
556 	{ OUTER_DST_IP, 32},
557 	{ OUTER_L3_RSV, 16},
558 	{ OUTER_SRC_PORT, 16},
559 	{ OUTER_DST_PORT, 16},
560 	{ OUTER_L4_RSV, 32},
561 	{ OUTER_TUN_VNI, 24},
562 	{ OUTER_TUN_FLOW_ID, 8},
563 	{ INNER_DST_MAC, 48},
564 	{ INNER_SRC_MAC, 48},
565 	{ INNER_VLAN_TAG_FST, 16},
566 	{ INNER_VLAN_TAG_SEC, 16},
567 	{ INNER_ETH_TYPE, 16},
568 	{ INNER_L2_RSV, 16},
569 	{ INNER_IP_TOS, 8},
570 	{ INNER_IP_PROTO, 8},
571 	{ INNER_SRC_IP, 32},
572 	{ INNER_DST_IP, 32},
573 	{ INNER_L3_RSV, 16},
574 	{ INNER_SRC_PORT, 16},
575 	{ INNER_DST_PORT, 16},
576 	{ INNER_L4_RSV, 32},
577 };
578 
579 #define MAX_KEY_LENGTH	400
580 #define MAX_KEY_DWORDS	DIV_ROUND_UP(MAX_KEY_LENGTH / 8, 4)
581 #define MAX_KEY_BYTES	(MAX_KEY_DWORDS * 4)
582 #define MAX_META_DATA_LENGTH	32
583 
584 /* assigned by firmware, the real filter number for each pf may be less */
585 #define MAX_FD_FILTER_NUM	4096
586 #define HCLGE_FD_ARFS_EXPIRE_TIMER_INTERVAL	5
587 
588 enum HCLGE_FD_ACTIVE_RULE_TYPE {
589 	HCLGE_FD_RULE_NONE,
590 	HCLGE_FD_ARFS_ACTIVE,
591 	HCLGE_FD_EP_ACTIVE,
592 };
593 
594 enum HCLGE_FD_PACKET_TYPE {
595 	NIC_PACKET,
596 	ROCE_PACKET,
597 };
598 
599 enum HCLGE_FD_ACTION {
600 	HCLGE_FD_ACTION_ACCEPT_PACKET,
601 	HCLGE_FD_ACTION_DROP_PACKET,
602 };
603 
604 struct hclge_fd_key_cfg {
605 	u8 key_sel;
606 	u8 inner_sipv6_word_en;
607 	u8 inner_dipv6_word_en;
608 	u8 outer_sipv6_word_en;
609 	u8 outer_dipv6_word_en;
610 	u32 tuple_active;
611 	u32 meta_data_active;
612 };
613 
614 struct hclge_fd_cfg {
615 	u8 fd_mode;
616 	u16 max_key_length; /* use bit as unit */
617 	u32 proto_support;
618 	u32 rule_num[MAX_STAGE_NUM]; /* rule entry number */
619 	u16 cnt_num[MAX_STAGE_NUM]; /* rule hit counter number */
620 	struct hclge_fd_key_cfg key_cfg[MAX_STAGE_NUM];
621 };
622 
623 #define IPV4_INDEX	3
624 #define IPV6_SIZE	4
625 struct hclge_fd_rule_tuples {
626 	u8 src_mac[ETH_ALEN];
627 	u8 dst_mac[ETH_ALEN];
628 	/* Be compatible for ip address of both ipv4 and ipv6.
629 	 * For ipv4 address, we store it in src/dst_ip[3].
630 	 */
631 	u32 src_ip[IPV6_SIZE];
632 	u32 dst_ip[IPV6_SIZE];
633 	u16 src_port;
634 	u16 dst_port;
635 	u16 vlan_tag1;
636 	u16 ether_proto;
637 	u8 ip_tos;
638 	u8 ip_proto;
639 };
640 
641 struct hclge_fd_rule {
642 	struct hlist_node rule_node;
643 	struct hclge_fd_rule_tuples tuples;
644 	struct hclge_fd_rule_tuples tuples_mask;
645 	u32 unused_tuple;
646 	u32 flow_type;
647 	u8 action;
648 	u16 vf_id;
649 	u16 queue_id;
650 	u16 location;
651 	u16 flow_id;	/* only used for arfs */
652 	enum HCLGE_FD_ACTIVE_RULE_TYPE rule_type;
653 };
654 
655 struct hclge_fd_ad_data {
656 	u16 ad_id;
657 	u8 drop_packet;
658 	u8 forward_to_direct_queue;
659 	u16 queue_id;
660 	u8 use_counter;
661 	u8 counter_id;
662 	u8 use_next_stage;
663 	u8 write_rule_id_to_bd;
664 	u8 next_input_key;
665 	u16 rule_id;
666 };
667 
668 struct hclge_vport_mac_addr_cfg {
669 	struct list_head node;
670 	int hd_tbl_status;
671 	u8 mac_addr[ETH_ALEN];
672 };
673 
674 enum HCLGE_MAC_ADDR_TYPE {
675 	HCLGE_MAC_ADDR_UC,
676 	HCLGE_MAC_ADDR_MC
677 };
678 
679 struct hclge_vport_vlan_cfg {
680 	struct list_head node;
681 	int hd_tbl_status;
682 	u16 vlan_id;
683 };
684 
685 struct hclge_rst_stats {
686 	u32 reset_done_cnt;	/* the number of reset has completed */
687 	u32 hw_reset_done_cnt;	/* the number of HW reset has completed */
688 	u32 pf_rst_cnt;		/* the number of PF reset */
689 	u32 flr_rst_cnt;	/* the number of FLR */
690 	u32 core_rst_cnt;	/* the number of CORE reset */
691 	u32 global_rst_cnt;	/* the number of GLOBAL */
692 	u32 imp_rst_cnt;	/* the number of IMP reset */
693 	u32 reset_cnt;		/* the number of reset */
694 };
695 
696 /* time and register status when mac tunnel interruption occur */
697 struct hclge_mac_tnl_stats {
698 	u64 time;
699 	u32 status;
700 };
701 
702 #define HCLGE_RESET_INTERVAL	(10 * HZ)
703 #define HCLGE_WAIT_RESET_DONE	100
704 
705 #pragma pack(1)
706 struct hclge_vf_vlan_cfg {
707 	u8 mbx_cmd;
708 	u8 subcode;
709 	u8 is_kill;
710 	u16 vlan;
711 	u16 proto;
712 };
713 
714 #pragma pack()
715 
716 /* For each bit of TCAM entry, it uses a pair of 'x' and
717  * 'y' to indicate which value to match, like below:
718  * ----------------------------------
719  * | bit x | bit y |  search value  |
720  * ----------------------------------
721  * |   0   |   0   |   always hit   |
722  * ----------------------------------
723  * |   1   |   0   |   match '0'    |
724  * ----------------------------------
725  * |   0   |   1   |   match '1'    |
726  * ----------------------------------
727  * |   1   |   1   |   invalid      |
728  * ----------------------------------
729  * Then for input key(k) and mask(v), we can calculate the value by
730  * the formulae:
731  *	x = (~k) & v
732  *	y = (k ^ ~v) & k
733  */
734 #define calc_x(x, k, v) ((x) = (~(k) & (v)))
735 #define calc_y(y, k, v) \
736 	do { \
737 		const typeof(k) _k_ = (k); \
738 		const typeof(v) _v_ = (v); \
739 		(y) = (_k_ ^ ~_v_) & (_k_); \
740 	} while (0)
741 
742 #define HCLGE_MAC_TNL_LOG_SIZE	8
743 #define HCLGE_VPORT_NUM 256
744 struct hclge_dev {
745 	struct pci_dev *pdev;
746 	struct hnae3_ae_dev *ae_dev;
747 	struct hclge_hw hw;
748 	struct hclge_misc_vector misc_vector;
749 	struct hclge_hw_stats hw_stats;
750 	unsigned long state;
751 	unsigned long flr_state;
752 	unsigned long last_reset_time;
753 
754 	enum hnae3_reset_type reset_type;
755 	enum hnae3_reset_type reset_level;
756 	unsigned long default_reset_request;
757 	unsigned long reset_request;	/* reset has been requested */
758 	unsigned long reset_pending;	/* client rst is pending to be served */
759 	struct hclge_rst_stats rst_stats;
760 	u32 reset_fail_cnt;
761 	u32 fw_version;
762 	u16 num_vmdq_vport;		/* Num vmdq vport this PF has set up */
763 	u16 num_tqps;			/* Num task queue pairs of this PF */
764 	u16 num_req_vfs;		/* Num VFs requested for this PF */
765 
766 	u16 base_tqp_pid;	/* Base task tqp physical id of this PF */
767 	u16 alloc_rss_size;		/* Allocated RSS task queue */
768 	u16 rss_size_max;		/* HW defined max RSS task queue */
769 
770 	u16 fdir_pf_filter_count; /* Num of guaranteed filters for this PF */
771 	u16 num_alloc_vport;		/* Num vports this driver supports */
772 	u32 numa_node_mask;
773 	u16 rx_buf_len;
774 	u16 num_tx_desc;		/* desc num of per tx queue */
775 	u16 num_rx_desc;		/* desc num of per rx queue */
776 	u8 hw_tc_map;
777 	u8 tc_num_last_time;
778 	enum hclge_fc_mode fc_mode_last_time;
779 	u8 support_sfp_query;
780 
781 #define HCLGE_FLAG_TC_BASE_SCH_MODE		1
782 #define HCLGE_FLAG_VNET_BASE_SCH_MODE		2
783 	u8 tx_sch_mode;
784 	u8 tc_max;
785 	u8 pfc_max;
786 
787 	u8 default_up;
788 	u8 dcbx_cap;
789 	struct hclge_tm_info tm_info;
790 
791 	u16 num_msi;
792 	u16 num_msi_left;
793 	u16 num_msi_used;
794 	u16 roce_base_msix_offset;
795 	u32 base_msi_vector;
796 	u16 *vector_status;
797 	int *vector_irq;
798 	u16 num_roce_msi;	/* Num of roce vectors for this PF */
799 	int roce_base_vector;
800 
801 	u16 pending_udp_bitmap;
802 
803 	u16 rx_itr_default;
804 	u16 tx_itr_default;
805 
806 	u16 adminq_work_limit; /* Num of admin receive queue desc to process */
807 	unsigned long service_timer_period;
808 	unsigned long service_timer_previous;
809 	struct timer_list service_timer;
810 	struct timer_list reset_timer;
811 	struct work_struct service_task;
812 	struct work_struct rst_service_task;
813 	struct work_struct mbx_service_task;
814 
815 	bool cur_promisc;
816 	int num_alloc_vfs;	/* Actual number of VFs allocated */
817 
818 	struct hclge_tqp *htqp;
819 	struct hclge_vport *vport;
820 
821 	struct dentry *hclge_dbgfs;
822 
823 	struct hnae3_client *nic_client;
824 	struct hnae3_client *roce_client;
825 
826 #define HCLGE_FLAG_MAIN			BIT(0)
827 #define HCLGE_FLAG_DCB_CAPABLE		BIT(1)
828 #define HCLGE_FLAG_DCB_ENABLE		BIT(2)
829 #define HCLGE_FLAG_MQPRIO_ENABLE	BIT(3)
830 	u32 flag;
831 
832 	u32 pkt_buf_size; /* Total pf buf size for tx/rx */
833 	u32 tx_buf_size; /* Tx buffer size for each TC */
834 	u32 dv_buf_size; /* Dv buffer size for each TC */
835 
836 	u32 mps; /* Max packet size */
837 	/* vport_lock protect resource shared by vports */
838 	struct mutex vport_lock;
839 
840 	struct hclge_vlan_type_cfg vlan_type_cfg;
841 
842 	unsigned long vlan_table[VLAN_N_VID][BITS_TO_LONGS(HCLGE_VPORT_NUM)];
843 	unsigned long vf_vlan_full[BITS_TO_LONGS(HCLGE_VPORT_NUM)];
844 
845 	struct hclge_fd_cfg fd_cfg;
846 	struct hlist_head fd_rule_list;
847 	spinlock_t fd_rule_lock; /* protect fd_rule_list and fd_bmap */
848 	u16 hclge_fd_rule_num;
849 	u16 fd_arfs_expire_timer;
850 	unsigned long fd_bmap[BITS_TO_LONGS(MAX_FD_FILTER_NUM)];
851 	enum HCLGE_FD_ACTIVE_RULE_TYPE fd_active_type;
852 	u8 fd_en;
853 
854 	u16 wanted_umv_size;
855 	/* max available unicast mac vlan space */
856 	u16 max_umv_size;
857 	/* private unicast mac vlan space, it's same for PF and its VFs */
858 	u16 priv_umv_size;
859 	/* unicast mac vlan space shared by PF and its VFs */
860 	u16 share_umv_size;
861 	struct mutex umv_mutex; /* protect share_umv_size */
862 
863 	struct mutex vport_cfg_mutex;   /* Protect stored vf table */
864 
865 	DECLARE_KFIFO(mac_tnl_log, struct hclge_mac_tnl_stats,
866 		      HCLGE_MAC_TNL_LOG_SIZE);
867 };
868 
869 /* VPort level vlan tag configuration for TX direction */
870 struct hclge_tx_vtag_cfg {
871 	bool accept_tag1;	/* Whether accept tag1 packet from host */
872 	bool accept_untag1;	/* Whether accept untag1 packet from host */
873 	bool accept_tag2;
874 	bool accept_untag2;
875 	bool insert_tag1_en;	/* Whether insert inner vlan tag */
876 	bool insert_tag2_en;	/* Whether insert outer vlan tag */
877 	u16  default_tag1;	/* The default inner vlan tag to insert */
878 	u16  default_tag2;	/* The default outer vlan tag to insert */
879 };
880 
881 /* VPort level vlan tag configuration for RX direction */
882 struct hclge_rx_vtag_cfg {
883 	u8 rx_vlan_offload_en;	/* Whether enable rx vlan offload */
884 	u8 strip_tag1_en;	/* Whether strip inner vlan tag */
885 	u8 strip_tag2_en;	/* Whether strip outer vlan tag */
886 	u8 vlan1_vlan_prionly;	/* Inner VLAN Tag up to descriptor Enable */
887 	u8 vlan2_vlan_prionly;	/* Outer VLAN Tag up to descriptor Enable */
888 };
889 
890 struct hclge_rss_tuple_cfg {
891 	u8 ipv4_tcp_en;
892 	u8 ipv4_udp_en;
893 	u8 ipv4_sctp_en;
894 	u8 ipv4_fragment_en;
895 	u8 ipv6_tcp_en;
896 	u8 ipv6_udp_en;
897 	u8 ipv6_sctp_en;
898 	u8 ipv6_fragment_en;
899 };
900 
901 enum HCLGE_VPORT_STATE {
902 	HCLGE_VPORT_STATE_ALIVE,
903 	HCLGE_VPORT_STATE_MAX
904 };
905 
906 struct hclge_vlan_info {
907 	u16 vlan_proto; /* so far support 802.1Q only */
908 	u16 qos;
909 	u16 vlan_tag;
910 };
911 
912 struct hclge_port_base_vlan_config {
913 	u16 state;
914 	struct hclge_vlan_info vlan_info;
915 };
916 
917 struct hclge_vport {
918 	u16 alloc_tqps;	/* Allocated Tx/Rx queues */
919 
920 	u8  rss_hash_key[HCLGE_RSS_KEY_SIZE]; /* User configured hash keys */
921 	/* User configured lookup table entries */
922 	u8  rss_indirection_tbl[HCLGE_RSS_IND_TBL_SIZE];
923 	int rss_algo;		/* User configured hash algorithm */
924 	/* User configured rss tuple sets */
925 	struct hclge_rss_tuple_cfg rss_tuple_sets;
926 
927 	u16 alloc_rss_size;
928 
929 	u16 qs_offset;
930 	u32 bw_limit;		/* VSI BW Limit (0 = disabled) */
931 	u8  dwrr;
932 
933 	unsigned long vlan_del_fail_bmap[BITS_TO_LONGS(VLAN_N_VID)];
934 	struct hclge_port_base_vlan_config port_base_vlan_cfg;
935 	struct hclge_tx_vtag_cfg  txvlan_cfg;
936 	struct hclge_rx_vtag_cfg  rxvlan_cfg;
937 
938 	u16 used_umv_num;
939 
940 	u16 vport_id;
941 	struct hclge_dev *back;  /* Back reference to associated dev */
942 	struct hnae3_handle nic;
943 	struct hnae3_handle roce;
944 
945 	unsigned long state;
946 	unsigned long last_active_jiffies;
947 	u32 mps; /* Max packet size */
948 
949 	struct list_head uc_mac_list;   /* Store VF unicast table */
950 	struct list_head mc_mac_list;   /* Store VF multicast table */
951 	struct list_head vlan_list;     /* Store VF vlan table */
952 };
953 
954 void hclge_promisc_param_init(struct hclge_promisc_param *param, bool en_uc,
955 			      bool en_mc, bool en_bc, int vport_id);
956 
957 int hclge_add_uc_addr_common(struct hclge_vport *vport,
958 			     const unsigned char *addr);
959 int hclge_rm_uc_addr_common(struct hclge_vport *vport,
960 			    const unsigned char *addr);
961 int hclge_add_mc_addr_common(struct hclge_vport *vport,
962 			     const unsigned char *addr);
963 int hclge_rm_mc_addr_common(struct hclge_vport *vport,
964 			    const unsigned char *addr);
965 
966 struct hclge_vport *hclge_get_vport(struct hnae3_handle *handle);
967 int hclge_bind_ring_with_vector(struct hclge_vport *vport,
968 				int vector_id, bool en,
969 				struct hnae3_ring_chain_node *ring_chain);
970 
971 static inline int hclge_get_queue_id(struct hnae3_queue *queue)
972 {
973 	struct hclge_tqp *tqp = container_of(queue, struct hclge_tqp, q);
974 
975 	return tqp->index;
976 }
977 
978 static inline bool hclge_is_reset_pending(struct hclge_dev *hdev)
979 {
980 	return !!hdev->reset_pending;
981 }
982 
983 int hclge_inform_reset_assert_to_vf(struct hclge_vport *vport);
984 int hclge_cfg_mac_speed_dup(struct hclge_dev *hdev, int speed, u8 duplex);
985 int hclge_set_vlan_filter(struct hnae3_handle *handle, __be16 proto,
986 			  u16 vlan_id, bool is_kill);
987 int hclge_en_hw_strip_rxvtag(struct hnae3_handle *handle, bool enable);
988 
989 int hclge_buffer_alloc(struct hclge_dev *hdev);
990 int hclge_rss_init_hw(struct hclge_dev *hdev);
991 void hclge_rss_indir_init_cfg(struct hclge_dev *hdev);
992 
993 int hclge_inform_reset_assert_to_vf(struct hclge_vport *vport);
994 void hclge_mbx_handler(struct hclge_dev *hdev);
995 int hclge_reset_tqp(struct hnae3_handle *handle, u16 queue_id);
996 void hclge_reset_vf_queue(struct hclge_vport *vport, u16 queue_id);
997 int hclge_cfg_flowctrl(struct hclge_dev *hdev);
998 int hclge_func_reset_cmd(struct hclge_dev *hdev, int func_id);
999 int hclge_vport_start(struct hclge_vport *vport);
1000 void hclge_vport_stop(struct hclge_vport *vport);
1001 int hclge_set_vport_mtu(struct hclge_vport *vport, int new_mtu);
1002 int hclge_dbg_run_cmd(struct hnae3_handle *handle, const char *cmd_buf);
1003 u16 hclge_covert_handle_qid_global(struct hnae3_handle *handle, u16 queue_id);
1004 int hclge_notify_client(struct hclge_dev *hdev,
1005 			enum hnae3_reset_notify_type type);
1006 void hclge_add_vport_mac_table(struct hclge_vport *vport, const u8 *mac_addr,
1007 			       enum HCLGE_MAC_ADDR_TYPE mac_type);
1008 void hclge_rm_vport_mac_table(struct hclge_vport *vport, const u8 *mac_addr,
1009 			      bool is_write_tbl,
1010 			      enum HCLGE_MAC_ADDR_TYPE mac_type);
1011 void hclge_rm_vport_all_mac_table(struct hclge_vport *vport, bool is_del_list,
1012 				  enum HCLGE_MAC_ADDR_TYPE mac_type);
1013 void hclge_uninit_vport_mac_table(struct hclge_dev *hdev);
1014 void hclge_rm_vport_all_vlan_table(struct hclge_vport *vport, bool is_del_list);
1015 void hclge_uninit_vport_vlan_table(struct hclge_dev *hdev);
1016 int hclge_update_port_base_vlan_cfg(struct hclge_vport *vport, u16 state,
1017 				    struct hclge_vlan_info *vlan_info);
1018 int hclge_push_vf_port_base_vlan_info(struct hclge_vport *vport, u8 vfid,
1019 				      u16 state, u16 vlan_tag, u16 qos,
1020 				      u16 vlan_proto);
1021 #endif
1022