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