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1 /* Broadcom NetXtreme-C/E network driver.
2  *
3  * Copyright (c) 2014-2016 Broadcom Corporation
4  * Copyright (c) 2016-2018 Broadcom Limited
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation.
9  */
10 
11 #ifndef BNXT_H
12 #define BNXT_H
13 
14 #define DRV_MODULE_NAME		"bnxt_en"
15 #define DRV_MODULE_VERSION	"1.10.0"
16 
17 #define DRV_VER_MAJ	1
18 #define DRV_VER_MIN	10
19 #define DRV_VER_UPD	0
20 
21 #include <linux/interrupt.h>
22 #include <linux/rhashtable.h>
23 #include <linux/crash_dump.h>
24 #include <net/devlink.h>
25 #include <net/dst_metadata.h>
26 #include <net/xdp.h>
27 #include <linux/dim.h>
28 
29 struct page_pool;
30 
31 struct tx_bd {
32 	__le32 tx_bd_len_flags_type;
33 	#define TX_BD_TYPE					(0x3f << 0)
34 	 #define TX_BD_TYPE_SHORT_TX_BD				 (0x00 << 0)
35 	 #define TX_BD_TYPE_LONG_TX_BD				 (0x10 << 0)
36 	#define TX_BD_FLAGS_PACKET_END				(1 << 6)
37 	#define TX_BD_FLAGS_NO_CMPL				(1 << 7)
38 	#define TX_BD_FLAGS_BD_CNT				(0x1f << 8)
39 	 #define TX_BD_FLAGS_BD_CNT_SHIFT			 8
40 	#define TX_BD_FLAGS_LHINT				(3 << 13)
41 	 #define TX_BD_FLAGS_LHINT_SHIFT			 13
42 	 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER		 (0 << 13)
43 	 #define TX_BD_FLAGS_LHINT_512_TO_1023			 (1 << 13)
44 	 #define TX_BD_FLAGS_LHINT_1024_TO_2047			 (2 << 13)
45 	 #define TX_BD_FLAGS_LHINT_2048_AND_LARGER		 (3 << 13)
46 	#define TX_BD_FLAGS_COAL_NOW				(1 << 15)
47 	#define TX_BD_LEN					(0xffff << 16)
48 	 #define TX_BD_LEN_SHIFT				 16
49 
50 	u32 tx_bd_opaque;
51 	__le64 tx_bd_haddr;
52 } __packed;
53 
54 struct tx_bd_ext {
55 	__le32 tx_bd_hsize_lflags;
56 	#define TX_BD_FLAGS_TCP_UDP_CHKSUM			(1 << 0)
57 	#define TX_BD_FLAGS_IP_CKSUM				(1 << 1)
58 	#define TX_BD_FLAGS_NO_CRC				(1 << 2)
59 	#define TX_BD_FLAGS_STAMP				(1 << 3)
60 	#define TX_BD_FLAGS_T_IP_CHKSUM				(1 << 4)
61 	#define TX_BD_FLAGS_LSO					(1 << 5)
62 	#define TX_BD_FLAGS_IPID_FMT				(1 << 6)
63 	#define TX_BD_FLAGS_T_IPID				(1 << 7)
64 	#define TX_BD_HSIZE					(0xff << 16)
65 	 #define TX_BD_HSIZE_SHIFT				 16
66 
67 	__le32 tx_bd_mss;
68 	__le32 tx_bd_cfa_action;
69 	#define TX_BD_CFA_ACTION				(0xffff << 16)
70 	 #define TX_BD_CFA_ACTION_SHIFT				 16
71 
72 	__le32 tx_bd_cfa_meta;
73 	#define TX_BD_CFA_META_MASK                             0xfffffff
74 	#define TX_BD_CFA_META_VID_MASK                         0xfff
75 	#define TX_BD_CFA_META_PRI_MASK                         (0xf << 12)
76 	 #define TX_BD_CFA_META_PRI_SHIFT                        12
77 	#define TX_BD_CFA_META_TPID_MASK                        (3 << 16)
78 	 #define TX_BD_CFA_META_TPID_SHIFT                       16
79 	#define TX_BD_CFA_META_KEY                              (0xf << 28)
80 	 #define TX_BD_CFA_META_KEY_SHIFT			 28
81 	#define TX_BD_CFA_META_KEY_VLAN                         (1 << 28)
82 };
83 
84 struct rx_bd {
85 	__le32 rx_bd_len_flags_type;
86 	#define RX_BD_TYPE					(0x3f << 0)
87 	 #define RX_BD_TYPE_RX_PACKET_BD			 0x4
88 	 #define RX_BD_TYPE_RX_BUFFER_BD			 0x5
89 	 #define RX_BD_TYPE_RX_AGG_BD				 0x6
90 	 #define RX_BD_TYPE_16B_BD_SIZE				 (0 << 4)
91 	 #define RX_BD_TYPE_32B_BD_SIZE				 (1 << 4)
92 	 #define RX_BD_TYPE_48B_BD_SIZE				 (2 << 4)
93 	 #define RX_BD_TYPE_64B_BD_SIZE				 (3 << 4)
94 	#define RX_BD_FLAGS_SOP					(1 << 6)
95 	#define RX_BD_FLAGS_EOP					(1 << 7)
96 	#define RX_BD_FLAGS_BUFFERS				(3 << 8)
97 	 #define RX_BD_FLAGS_1_BUFFER_PACKET			 (0 << 8)
98 	 #define RX_BD_FLAGS_2_BUFFER_PACKET			 (1 << 8)
99 	 #define RX_BD_FLAGS_3_BUFFER_PACKET			 (2 << 8)
100 	 #define RX_BD_FLAGS_4_BUFFER_PACKET			 (3 << 8)
101 	#define RX_BD_LEN					(0xffff << 16)
102 	 #define RX_BD_LEN_SHIFT				 16
103 
104 	u32 rx_bd_opaque;
105 	__le64 rx_bd_haddr;
106 };
107 
108 struct tx_cmp {
109 	__le32 tx_cmp_flags_type;
110 	#define CMP_TYPE					(0x3f << 0)
111 	 #define CMP_TYPE_TX_L2_CMP				 0
112 	 #define CMP_TYPE_RX_L2_CMP				 17
113 	 #define CMP_TYPE_RX_AGG_CMP				 18
114 	 #define CMP_TYPE_RX_L2_TPA_START_CMP			 19
115 	 #define CMP_TYPE_RX_L2_TPA_END_CMP			 21
116 	 #define CMP_TYPE_RX_TPA_AGG_CMP			 22
117 	 #define CMP_TYPE_STATUS_CMP				 32
118 	 #define CMP_TYPE_REMOTE_DRIVER_REQ			 34
119 	 #define CMP_TYPE_REMOTE_DRIVER_RESP			 36
120 	 #define CMP_TYPE_ERROR_STATUS				 48
121 	 #define CMPL_BASE_TYPE_STAT_EJECT			 0x1aUL
122 	 #define CMPL_BASE_TYPE_HWRM_DONE			 0x20UL
123 	 #define CMPL_BASE_TYPE_HWRM_FWD_REQ			 0x22UL
124 	 #define CMPL_BASE_TYPE_HWRM_FWD_RESP			 0x24UL
125 	 #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT		 0x2eUL
126 
127 	#define TX_CMP_FLAGS_ERROR				(1 << 6)
128 	#define TX_CMP_FLAGS_PUSH				(1 << 7)
129 
130 	u32 tx_cmp_opaque;
131 	__le32 tx_cmp_errors_v;
132 	#define TX_CMP_V					(1 << 0)
133 	#define TX_CMP_ERRORS_BUFFER_ERROR			(7 << 1)
134 	 #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR		 0
135 	 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT		 2
136 	 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG	 4
137 	 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS		 5
138 	 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT			 (1 << 4)
139 	 #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN			 (1 << 5)
140 	 #define TX_CMP_ERRORS_DMA_ERROR			 (1 << 6)
141 	 #define TX_CMP_ERRORS_HINT_TOO_SHORT			 (1 << 7)
142 
143 	__le32 tx_cmp_unsed_3;
144 };
145 
146 struct rx_cmp {
147 	__le32 rx_cmp_len_flags_type;
148 	#define RX_CMP_CMP_TYPE					(0x3f << 0)
149 	#define RX_CMP_FLAGS_ERROR				(1 << 6)
150 	#define RX_CMP_FLAGS_PLACEMENT				(7 << 7)
151 	#define RX_CMP_FLAGS_RSS_VALID				(1 << 10)
152 	#define RX_CMP_FLAGS_UNUSED				(1 << 11)
153 	 #define RX_CMP_FLAGS_ITYPES_SHIFT			 12
154 	 #define RX_CMP_FLAGS_ITYPE_UNKNOWN			 (0 << 12)
155 	 #define RX_CMP_FLAGS_ITYPE_IP				 (1 << 12)
156 	 #define RX_CMP_FLAGS_ITYPE_TCP				 (2 << 12)
157 	 #define RX_CMP_FLAGS_ITYPE_UDP				 (3 << 12)
158 	 #define RX_CMP_FLAGS_ITYPE_FCOE			 (4 << 12)
159 	 #define RX_CMP_FLAGS_ITYPE_ROCE			 (5 << 12)
160 	 #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS			 (8 << 12)
161 	 #define RX_CMP_FLAGS_ITYPE_PTP_W_TS			 (9 << 12)
162 	#define RX_CMP_LEN					(0xffff << 16)
163 	 #define RX_CMP_LEN_SHIFT				 16
164 
165 	u32 rx_cmp_opaque;
166 	__le32 rx_cmp_misc_v1;
167 	#define RX_CMP_V1					(1 << 0)
168 	#define RX_CMP_AGG_BUFS					(0x1f << 1)
169 	 #define RX_CMP_AGG_BUFS_SHIFT				 1
170 	#define RX_CMP_RSS_HASH_TYPE				(0x7f << 9)
171 	 #define RX_CMP_RSS_HASH_TYPE_SHIFT			 9
172 	#define RX_CMP_PAYLOAD_OFFSET				(0xff << 16)
173 	 #define RX_CMP_PAYLOAD_OFFSET_SHIFT			 16
174 
175 	__le32 rx_cmp_rss_hash;
176 };
177 
178 #define RX_CMP_HASH_VALID(rxcmp)				\
179 	((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
180 
181 #define RSS_PROFILE_ID_MASK	0x1f
182 
183 #define RX_CMP_HASH_TYPE(rxcmp)					\
184 	(((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
185 	  RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
186 
187 struct rx_cmp_ext {
188 	__le32 rx_cmp_flags2;
189 	#define RX_CMP_FLAGS2_IP_CS_CALC			0x1
190 	#define RX_CMP_FLAGS2_L4_CS_CALC			(0x1 << 1)
191 	#define RX_CMP_FLAGS2_T_IP_CS_CALC			(0x1 << 2)
192 	#define RX_CMP_FLAGS2_T_L4_CS_CALC			(0x1 << 3)
193 	#define RX_CMP_FLAGS2_META_FORMAT_VLAN			(0x1 << 4)
194 	__le32 rx_cmp_meta_data;
195 	#define RX_CMP_FLAGS2_METADATA_TCI_MASK			0xffff
196 	#define RX_CMP_FLAGS2_METADATA_VID_MASK			0xfff
197 	#define RX_CMP_FLAGS2_METADATA_TPID_MASK		0xffff0000
198 	 #define RX_CMP_FLAGS2_METADATA_TPID_SFT		 16
199 	__le32 rx_cmp_cfa_code_errors_v2;
200 	#define RX_CMP_V					(1 << 0)
201 	#define RX_CMPL_ERRORS_MASK				(0x7fff << 1)
202 	 #define RX_CMPL_ERRORS_SFT				 1
203 	#define RX_CMPL_ERRORS_BUFFER_ERROR_MASK		(0x7 << 1)
204 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER		 (0x0 << 1)
205 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT	 (0x1 << 1)
206 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP	 (0x2 << 1)
207 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT		 (0x3 << 1)
208 	#define RX_CMPL_ERRORS_IP_CS_ERROR			(0x1 << 4)
209 	#define RX_CMPL_ERRORS_L4_CS_ERROR			(0x1 << 5)
210 	#define RX_CMPL_ERRORS_T_IP_CS_ERROR			(0x1 << 6)
211 	#define RX_CMPL_ERRORS_T_L4_CS_ERROR			(0x1 << 7)
212 	#define RX_CMPL_ERRORS_CRC_ERROR			(0x1 << 8)
213 	#define RX_CMPL_ERRORS_T_PKT_ERROR_MASK			(0x7 << 9)
214 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR		 (0x0 << 9)
215 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION	 (0x1 << 9)
216 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN	 (0x2 << 9)
217 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR	 (0x3 << 9)
218 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR	 (0x4 << 9)
219 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR	 (0x5 << 9)
220 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL	 (0x6 << 9)
221 	#define RX_CMPL_ERRORS_PKT_ERROR_MASK			(0xf << 12)
222 	 #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR		 (0x0 << 12)
223 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION	 (0x1 << 12)
224 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN	 (0x2 << 12)
225 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL		 (0x3 << 12)
226 	 #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR	 (0x4 << 12)
227 	 #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR	 (0x5 << 12)
228 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN	 (0x6 << 12)
229 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
230 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN	 (0x8 << 12)
231 
232 	#define RX_CMPL_CFA_CODE_MASK				(0xffff << 16)
233 	 #define RX_CMPL_CFA_CODE_SFT				 16
234 
235 	__le32 rx_cmp_unused3;
236 };
237 
238 #define RX_CMP_L2_ERRORS						\
239 	cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
240 
241 #define RX_CMP_L4_CS_BITS						\
242 	(cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
243 
244 #define RX_CMP_L4_CS_ERR_BITS						\
245 	(cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
246 
247 #define RX_CMP_L4_CS_OK(rxcmp1)						\
248 	    (((rxcmp1)->rx_cmp_flags2 &	RX_CMP_L4_CS_BITS) &&		\
249 	     !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
250 
251 #define RX_CMP_ENCAP(rxcmp1)						\
252 	    ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) &			\
253 	     RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
254 
255 #define RX_CMP_CFA_CODE(rxcmpl1)					\
256 	((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) &		\
257 	  RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
258 
259 struct rx_agg_cmp {
260 	__le32 rx_agg_cmp_len_flags_type;
261 	#define RX_AGG_CMP_TYPE					(0x3f << 0)
262 	#define RX_AGG_CMP_LEN					(0xffff << 16)
263 	 #define RX_AGG_CMP_LEN_SHIFT				 16
264 	u32 rx_agg_cmp_opaque;
265 	__le32 rx_agg_cmp_v;
266 	#define RX_AGG_CMP_V					(1 << 0)
267 	#define RX_AGG_CMP_AGG_ID				(0xffff << 16)
268 	 #define RX_AGG_CMP_AGG_ID_SHIFT			 16
269 	__le32 rx_agg_cmp_unused;
270 };
271 
272 #define TPA_AGG_AGG_ID(rx_agg)				\
273 	((le32_to_cpu((rx_agg)->rx_agg_cmp_v) &		\
274 	 RX_AGG_CMP_AGG_ID) >> RX_AGG_CMP_AGG_ID_SHIFT)
275 
276 struct rx_tpa_start_cmp {
277 	__le32 rx_tpa_start_cmp_len_flags_type;
278 	#define RX_TPA_START_CMP_TYPE				(0x3f << 0)
279 	#define RX_TPA_START_CMP_FLAGS				(0x3ff << 6)
280 	 #define RX_TPA_START_CMP_FLAGS_SHIFT			 6
281 	#define RX_TPA_START_CMP_FLAGS_ERROR			(0x1 << 6)
282 	#define RX_TPA_START_CMP_FLAGS_PLACEMENT		(0x7 << 7)
283 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT		 7
284 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO		 (0x1 << 7)
285 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS		 (0x2 << 7)
286 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO	 (0x5 << 7)
287 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS	 (0x6 << 7)
288 	#define RX_TPA_START_CMP_FLAGS_RSS_VALID		(0x1 << 10)
289 	#define RX_TPA_START_CMP_FLAGS_TIMESTAMP		(0x1 << 11)
290 	#define RX_TPA_START_CMP_FLAGS_ITYPES			(0xf << 12)
291 	 #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT		 12
292 	 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP		 (0x2 << 12)
293 	#define RX_TPA_START_CMP_LEN				(0xffff << 16)
294 	 #define RX_TPA_START_CMP_LEN_SHIFT			 16
295 
296 	u32 rx_tpa_start_cmp_opaque;
297 	__le32 rx_tpa_start_cmp_misc_v1;
298 	#define RX_TPA_START_CMP_V1				(0x1 << 0)
299 	#define RX_TPA_START_CMP_RSS_HASH_TYPE			(0x7f << 9)
300 	 #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT		 9
301 	#define RX_TPA_START_CMP_AGG_ID				(0x7f << 25)
302 	 #define RX_TPA_START_CMP_AGG_ID_SHIFT			 25
303 	#define RX_TPA_START_CMP_AGG_ID_P5			(0xffff << 16)
304 	 #define RX_TPA_START_CMP_AGG_ID_SHIFT_P5		 16
305 
306 	__le32 rx_tpa_start_cmp_rss_hash;
307 };
308 
309 #define TPA_START_HASH_VALID(rx_tpa_start)				\
310 	((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &		\
311 	 cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
312 
313 #define TPA_START_HASH_TYPE(rx_tpa_start)				\
314 	(((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &	\
315 	   RX_TPA_START_CMP_RSS_HASH_TYPE) >>				\
316 	  RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
317 
318 #define TPA_START_AGG_ID(rx_tpa_start)					\
319 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &	\
320 	 RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
321 
322 #define TPA_START_AGG_ID_P5(rx_tpa_start)				\
323 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &	\
324 	 RX_TPA_START_CMP_AGG_ID_P5) >> RX_TPA_START_CMP_AGG_ID_SHIFT_P5)
325 
326 #define TPA_START_ERROR(rx_tpa_start)					\
327 	((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &		\
328 	 cpu_to_le32(RX_TPA_START_CMP_FLAGS_ERROR))
329 
330 struct rx_tpa_start_cmp_ext {
331 	__le32 rx_tpa_start_cmp_flags2;
332 	#define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC		(0x1 << 0)
333 	#define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC		(0x1 << 1)
334 	#define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC		(0x1 << 2)
335 	#define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC		(0x1 << 3)
336 	#define RX_TPA_START_CMP_FLAGS2_IP_TYPE			(0x1 << 8)
337 	#define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_VALID		(0x1 << 9)
338 	#define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT		(0x3 << 10)
339 	 #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT_SHIFT	 10
340 	#define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL		(0xffff << 16)
341 	 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_SHIFT	 16
342 
343 	__le32 rx_tpa_start_cmp_metadata;
344 	__le32 rx_tpa_start_cmp_cfa_code_v2;
345 	#define RX_TPA_START_CMP_V2				(0x1 << 0)
346 	#define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK	(0x7 << 1)
347 	 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT	 1
348 	 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER	 (0x0 << 1)
349 	 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
350 	 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_FLUSH	 (0x5 << 1)
351 	#define RX_TPA_START_CMP_CFA_CODE			(0xffff << 16)
352 	 #define RX_TPA_START_CMPL_CFA_CODE_SHIFT		 16
353 	__le32 rx_tpa_start_cmp_hdr_info;
354 };
355 
356 #define TPA_START_CFA_CODE(rx_tpa_start)				\
357 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &	\
358 	 RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
359 
360 #define TPA_START_IS_IPV6(rx_tpa_start)				\
361 	(!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 &		\
362 	    cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
363 
364 #define TPA_START_ERROR_CODE(rx_tpa_start)				\
365 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &	\
366 	  RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK) >>			\
367 	 RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT)
368 
369 struct rx_tpa_end_cmp {
370 	__le32 rx_tpa_end_cmp_len_flags_type;
371 	#define RX_TPA_END_CMP_TYPE				(0x3f << 0)
372 	#define RX_TPA_END_CMP_FLAGS				(0x3ff << 6)
373 	 #define RX_TPA_END_CMP_FLAGS_SHIFT			 6
374 	#define RX_TPA_END_CMP_FLAGS_PLACEMENT			(0x7 << 7)
375 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT		 7
376 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO		 (0x1 << 7)
377 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS		 (0x2 << 7)
378 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO	 (0x5 << 7)
379 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS		 (0x6 << 7)
380 	#define RX_TPA_END_CMP_FLAGS_RSS_VALID			(0x1 << 10)
381 	#define RX_TPA_END_CMP_FLAGS_ITYPES			(0xf << 12)
382 	 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT		 12
383 	 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP			 (0x2 << 12)
384 	#define RX_TPA_END_CMP_LEN				(0xffff << 16)
385 	 #define RX_TPA_END_CMP_LEN_SHIFT			 16
386 
387 	u32 rx_tpa_end_cmp_opaque;
388 	__le32 rx_tpa_end_cmp_misc_v1;
389 	#define RX_TPA_END_CMP_V1				(0x1 << 0)
390 	#define RX_TPA_END_CMP_AGG_BUFS				(0x3f << 1)
391 	 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT			 1
392 	#define RX_TPA_END_CMP_TPA_SEGS				(0xff << 8)
393 	 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT			 8
394 	#define RX_TPA_END_CMP_PAYLOAD_OFFSET			(0xff << 16)
395 	 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT		 16
396 	#define RX_TPA_END_CMP_AGG_ID				(0x7f << 25)
397 	 #define RX_TPA_END_CMP_AGG_ID_SHIFT			 25
398 	#define RX_TPA_END_CMP_AGG_ID_P5			(0xffff << 16)
399 	 #define RX_TPA_END_CMP_AGG_ID_SHIFT_P5			 16
400 
401 	__le32 rx_tpa_end_cmp_tsdelta;
402 	#define RX_TPA_END_GRO_TS				(0x1 << 31)
403 };
404 
405 #define TPA_END_AGG_ID(rx_tpa_end)					\
406 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
407 	 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
408 
409 #define TPA_END_AGG_ID_P5(rx_tpa_end)					\
410 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
411 	 RX_TPA_END_CMP_AGG_ID_P5) >> RX_TPA_END_CMP_AGG_ID_SHIFT_P5)
412 
413 #define TPA_END_PAYLOAD_OFF(rx_tpa_end)					\
414 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
415 	 RX_TPA_END_CMP_PAYLOAD_OFFSET) >> RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT)
416 
417 #define TPA_END_AGG_BUFS(rx_tpa_end)					\
418 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
419 	 RX_TPA_END_CMP_AGG_BUFS) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT)
420 
421 #define TPA_END_TPA_SEGS(rx_tpa_end)					\
422 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
423 	 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
424 
425 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO				\
426 	cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &		\
427 		    RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
428 
429 #define TPA_END_GRO(rx_tpa_end)						\
430 	((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &			\
431 	 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
432 
433 #define TPA_END_GRO_TS(rx_tpa_end)					\
434 	(!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta &			\
435 	    cpu_to_le32(RX_TPA_END_GRO_TS)))
436 
437 struct rx_tpa_end_cmp_ext {
438 	__le32 rx_tpa_end_cmp_dup_acks;
439 	#define RX_TPA_END_CMP_TPA_DUP_ACKS			(0xf << 0)
440 	#define RX_TPA_END_CMP_PAYLOAD_OFFSET_P5		(0xff << 16)
441 	 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5		 16
442 	#define RX_TPA_END_CMP_AGG_BUFS_P5			(0xff << 24)
443 	 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5		 24
444 
445 	__le32 rx_tpa_end_cmp_seg_len;
446 	#define RX_TPA_END_CMP_TPA_SEG_LEN			(0xffff << 0)
447 
448 	__le32 rx_tpa_end_cmp_errors_v2;
449 	#define RX_TPA_END_CMP_V2				(0x1 << 0)
450 	#define RX_TPA_END_CMP_ERRORS				(0x3 << 1)
451 	#define RX_TPA_END_CMP_ERRORS_P5			(0x7 << 1)
452 	#define RX_TPA_END_CMPL_ERRORS_SHIFT			 1
453 	 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER	 (0x0 << 1)
454 	 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NOT_ON_CHIP	 (0x2 << 1)
455 	 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT	 (0x3 << 1)
456 	 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_RSV_ERROR	 (0x4 << 1)
457 	 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_FLUSH	 (0x5 << 1)
458 
459 	u32 rx_tpa_end_cmp_start_opaque;
460 };
461 
462 #define TPA_END_ERRORS(rx_tpa_end_ext)					\
463 	((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 &			\
464 	 cpu_to_le32(RX_TPA_END_CMP_ERRORS))
465 
466 #define TPA_END_PAYLOAD_OFF_P5(rx_tpa_end_ext)				\
467 	((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) &	\
468 	 RX_TPA_END_CMP_PAYLOAD_OFFSET_P5) >>				\
469 	RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5)
470 
471 #define TPA_END_AGG_BUFS_P5(rx_tpa_end_ext)				\
472 	((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) &	\
473 	 RX_TPA_END_CMP_AGG_BUFS_P5) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5)
474 
475 #define EVENT_DATA1_RESET_NOTIFY_FATAL(data1)				\
476 	(((data1) &							\
477 	  ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK) ==\
478 	 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL)
479 
480 #define EVENT_DATA1_RECOVERY_MASTER_FUNC(data1)				\
481 	!!((data1) &							\
482 	   ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASTER_FUNC)
483 
484 #define EVENT_DATA1_RECOVERY_ENABLED(data1)				\
485 	!!((data1) &							\
486 	   ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_RECOVERY_ENABLED)
487 
488 struct nqe_cn {
489 	__le16	type;
490 	#define NQ_CN_TYPE_MASK           0x3fUL
491 	#define NQ_CN_TYPE_SFT            0
492 	#define NQ_CN_TYPE_CQ_NOTIFICATION  0x30UL
493 	#define NQ_CN_TYPE_LAST            NQ_CN_TYPE_CQ_NOTIFICATION
494 	__le16	reserved16;
495 	__le32	cq_handle_low;
496 	__le32	v;
497 	#define NQ_CN_V     0x1UL
498 	__le32	cq_handle_high;
499 };
500 
501 #define DB_IDX_MASK						0xffffff
502 #define DB_IDX_VALID						(0x1 << 26)
503 #define DB_IRQ_DIS						(0x1 << 27)
504 #define DB_KEY_TX						(0x0 << 28)
505 #define DB_KEY_RX						(0x1 << 28)
506 #define DB_KEY_CP						(0x2 << 28)
507 #define DB_KEY_ST						(0x3 << 28)
508 #define DB_KEY_TX_PUSH						(0x4 << 28)
509 #define DB_LONG_TX_PUSH						(0x2 << 24)
510 
511 #define BNXT_MIN_ROCE_CP_RINGS	2
512 #define BNXT_MIN_ROCE_STAT_CTXS	1
513 
514 /* 64-bit doorbell */
515 #define DBR_INDEX_MASK					0x0000000000ffffffULL
516 #define DBR_XID_MASK					0x000fffff00000000ULL
517 #define DBR_XID_SFT					32
518 #define DBR_PATH_L2					(0x1ULL << 56)
519 #define DBR_TYPE_SQ					(0x0ULL << 60)
520 #define DBR_TYPE_RQ					(0x1ULL << 60)
521 #define DBR_TYPE_SRQ					(0x2ULL << 60)
522 #define DBR_TYPE_SRQ_ARM				(0x3ULL << 60)
523 #define DBR_TYPE_CQ					(0x4ULL << 60)
524 #define DBR_TYPE_CQ_ARMSE				(0x5ULL << 60)
525 #define DBR_TYPE_CQ_ARMALL				(0x6ULL << 60)
526 #define DBR_TYPE_CQ_ARMENA				(0x7ULL << 60)
527 #define DBR_TYPE_SRQ_ARMENA				(0x8ULL << 60)
528 #define DBR_TYPE_CQ_CUTOFF_ACK				(0x9ULL << 60)
529 #define DBR_TYPE_NQ					(0xaULL << 60)
530 #define DBR_TYPE_NQ_ARM					(0xbULL << 60)
531 #define DBR_TYPE_NULL					(0xfULL << 60)
532 
533 #define INVALID_HW_RING_ID	((u16)-1)
534 
535 /* The hardware supports certain page sizes.  Use the supported page sizes
536  * to allocate the rings.
537  */
538 #if (PAGE_SHIFT < 12)
539 #define BNXT_PAGE_SHIFT	12
540 #elif (PAGE_SHIFT <= 13)
541 #define BNXT_PAGE_SHIFT	PAGE_SHIFT
542 #elif (PAGE_SHIFT < 16)
543 #define BNXT_PAGE_SHIFT	13
544 #else
545 #define BNXT_PAGE_SHIFT	16
546 #endif
547 
548 #define BNXT_PAGE_SIZE	(1 << BNXT_PAGE_SHIFT)
549 
550 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
551 #if (PAGE_SHIFT > 15)
552 #define BNXT_RX_PAGE_SHIFT 15
553 #else
554 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
555 #endif
556 
557 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
558 
559 #define BNXT_MAX_MTU		9500
560 #define BNXT_MAX_PAGE_MODE_MTU	\
561 	((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN -	\
562 	 XDP_PACKET_HEADROOM)
563 
564 #define BNXT_MIN_PKT_SIZE	52
565 
566 #define BNXT_DEFAULT_RX_RING_SIZE	511
567 #define BNXT_DEFAULT_TX_RING_SIZE	511
568 
569 #define MAX_TPA		64
570 #define MAX_TPA_P5	256
571 #define MAX_TPA_P5_MASK	(MAX_TPA_P5 - 1)
572 #define MAX_TPA_SEGS_P5	0x3f
573 
574 #if (BNXT_PAGE_SHIFT == 16)
575 #define MAX_RX_PAGES	1
576 #define MAX_RX_AGG_PAGES	4
577 #define MAX_TX_PAGES	1
578 #define MAX_CP_PAGES	8
579 #else
580 #define MAX_RX_PAGES	8
581 #define MAX_RX_AGG_PAGES	32
582 #define MAX_TX_PAGES	8
583 #define MAX_CP_PAGES	64
584 #endif
585 
586 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
587 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
588 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
589 
590 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
591 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
592 
593 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
594 
595 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
596 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
597 
598 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
599 
600 #define BNXT_MAX_RX_DESC_CNT		(RX_DESC_CNT * MAX_RX_PAGES - 1)
601 #define BNXT_MAX_RX_JUM_DESC_CNT	(RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
602 #define BNXT_MAX_TX_DESC_CNT		(TX_DESC_CNT * MAX_TX_PAGES - 1)
603 
604 #define RX_RING(x)	(((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
605 #define RX_IDX(x)	((x) & (RX_DESC_CNT - 1))
606 
607 #define TX_RING(x)	(((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
608 #define TX_IDX(x)	((x) & (TX_DESC_CNT - 1))
609 
610 #define CP_RING(x)	(((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
611 #define CP_IDX(x)	((x) & (CP_DESC_CNT - 1))
612 
613 #define TX_CMP_VALID(txcmp, raw_cons)					\
614 	(!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==	\
615 	 !((raw_cons) & bp->cp_bit))
616 
617 #define RX_CMP_VALID(rxcmp1, raw_cons)					\
618 	(!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
619 	 !((raw_cons) & bp->cp_bit))
620 
621 #define RX_AGG_CMP_VALID(agg, raw_cons)				\
622 	(!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) ==	\
623 	 !((raw_cons) & bp->cp_bit))
624 
625 #define NQ_CMP_VALID(nqcmp, raw_cons)				\
626 	(!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit))
627 
628 #define TX_CMP_TYPE(txcmp)					\
629 	(le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
630 
631 #define RX_CMP_TYPE(rxcmp)					\
632 	(le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
633 
634 #define NEXT_RX(idx)		(((idx) + 1) & bp->rx_ring_mask)
635 
636 #define NEXT_RX_AGG(idx)	(((idx) + 1) & bp->rx_agg_ring_mask)
637 
638 #define NEXT_TX(idx)		(((idx) + 1) & bp->tx_ring_mask)
639 
640 #define ADV_RAW_CMP(idx, n)	((idx) + (n))
641 #define NEXT_RAW_CMP(idx)	ADV_RAW_CMP(idx, 1)
642 #define RING_CMP(idx)		((idx) & bp->cp_ring_mask)
643 #define NEXT_CMP(idx)		RING_CMP(ADV_RAW_CMP(idx, 1))
644 
645 #define BNXT_HWRM_MAX_REQ_LEN		(bp->hwrm_max_req_len)
646 #define BNXT_HWRM_SHORT_REQ_LEN		sizeof(struct hwrm_short_input)
647 #define DFLT_HWRM_CMD_TIMEOUT		500
648 #define SHORT_HWRM_CMD_TIMEOUT		20
649 #define HWRM_CMD_TIMEOUT		(bp->hwrm_cmd_timeout)
650 #define HWRM_RESET_TIMEOUT		((HWRM_CMD_TIMEOUT) * 4)
651 #define HWRM_COREDUMP_TIMEOUT		((HWRM_CMD_TIMEOUT) * 12)
652 #define HWRM_RESP_ERR_CODE_MASK		0xffff
653 #define HWRM_RESP_LEN_OFFSET		4
654 #define HWRM_RESP_LEN_MASK		0xffff0000
655 #define HWRM_RESP_LEN_SFT		16
656 #define HWRM_RESP_VALID_MASK		0xff000000
657 #define BNXT_HWRM_REQ_MAX_SIZE		128
658 #define BNXT_HWRM_REQS_PER_PAGE		(BNXT_PAGE_SIZE /	\
659 					 BNXT_HWRM_REQ_MAX_SIZE)
660 #define HWRM_SHORT_MIN_TIMEOUT		3
661 #define HWRM_SHORT_MAX_TIMEOUT		10
662 #define HWRM_SHORT_TIMEOUT_COUNTER	5
663 
664 #define HWRM_MIN_TIMEOUT		25
665 #define HWRM_MAX_TIMEOUT		40
666 
667 #define HWRM_TOTAL_TIMEOUT(n)	(((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ?	\
668 	((n) * HWRM_SHORT_MIN_TIMEOUT) :				\
669 	(HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT +		\
670 	 ((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
671 
672 #define HWRM_VALID_BIT_DELAY_USEC	150
673 
674 #define BNXT_HWRM_CHNL_CHIMP	0
675 #define BNXT_HWRM_CHNL_KONG	1
676 
677 #define BNXT_RX_EVENT		1
678 #define BNXT_AGG_EVENT		2
679 #define BNXT_TX_EVENT		4
680 #define BNXT_REDIRECT_EVENT	8
681 
682 struct bnxt_sw_tx_bd {
683 	union {
684 		struct sk_buff		*skb;
685 		struct xdp_frame	*xdpf;
686 	};
687 	DEFINE_DMA_UNMAP_ADDR(mapping);
688 	DEFINE_DMA_UNMAP_LEN(len);
689 	u8			is_gso;
690 	u8			is_push;
691 	u8			action;
692 	union {
693 		unsigned short		nr_frags;
694 		u16			rx_prod;
695 	};
696 };
697 
698 struct bnxt_sw_rx_bd {
699 	void			*data;
700 	u8			*data_ptr;
701 	dma_addr_t		mapping;
702 };
703 
704 struct bnxt_sw_rx_agg_bd {
705 	struct page		*page;
706 	unsigned int		offset;
707 	dma_addr_t		mapping;
708 };
709 
710 struct bnxt_ring_mem_info {
711 	int			nr_pages;
712 	int			page_size;
713 	u16			flags;
714 #define BNXT_RMEM_VALID_PTE_FLAG	1
715 #define BNXT_RMEM_RING_PTE_FLAG		2
716 #define BNXT_RMEM_USE_FULL_PAGE_FLAG	4
717 
718 	u16			depth;
719 
720 	void			**pg_arr;
721 	dma_addr_t		*dma_arr;
722 
723 	__le64			*pg_tbl;
724 	dma_addr_t		pg_tbl_map;
725 
726 	int			vmem_size;
727 	void			**vmem;
728 };
729 
730 struct bnxt_ring_struct {
731 	struct bnxt_ring_mem_info	ring_mem;
732 
733 	u16			fw_ring_id; /* Ring id filled by Chimp FW */
734 	union {
735 		u16		grp_idx;
736 		u16		map_idx; /* Used by cmpl rings */
737 	};
738 	u32			handle;
739 	u8			queue_id;
740 };
741 
742 struct tx_push_bd {
743 	__le32			doorbell;
744 	__le32			tx_bd_len_flags_type;
745 	u32			tx_bd_opaque;
746 	struct tx_bd_ext	txbd2;
747 };
748 
749 struct tx_push_buffer {
750 	struct tx_push_bd	push_bd;
751 	u32			data[25];
752 };
753 
754 struct bnxt_db_info {
755 	void __iomem		*doorbell;
756 	union {
757 		u64		db_key64;
758 		u32		db_key32;
759 	};
760 };
761 
762 struct bnxt_tx_ring_info {
763 	struct bnxt_napi	*bnapi;
764 	u16			tx_prod;
765 	u16			tx_cons;
766 	u16			txq_index;
767 	struct bnxt_db_info	tx_db;
768 
769 	struct tx_bd		*tx_desc_ring[MAX_TX_PAGES];
770 	struct bnxt_sw_tx_bd	*tx_buf_ring;
771 
772 	dma_addr_t		tx_desc_mapping[MAX_TX_PAGES];
773 
774 	struct tx_push_buffer	*tx_push;
775 	dma_addr_t		tx_push_mapping;
776 	__le64			data_mapping;
777 
778 #define BNXT_DEV_STATE_CLOSING	0x1
779 	u32			dev_state;
780 
781 	struct bnxt_ring_struct	tx_ring_struct;
782 };
783 
784 #define BNXT_LEGACY_COAL_CMPL_PARAMS					\
785 	(RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN |		\
786 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX |		\
787 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET |		\
788 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE |			\
789 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR |		\
790 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
791 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR |		\
792 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
793 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
794 
795 #define BNXT_COAL_CMPL_ENABLES						\
796 	(RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
797 	 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
798 	 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
799 	 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
800 
801 #define BNXT_COAL_CMPL_MIN_TMR_ENABLE					\
802 	RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
803 
804 #define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE			\
805 	RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
806 
807 struct bnxt_coal_cap {
808 	u32			cmpl_params;
809 	u32			nq_params;
810 	u16			num_cmpl_dma_aggr_max;
811 	u16			num_cmpl_dma_aggr_during_int_max;
812 	u16			cmpl_aggr_dma_tmr_max;
813 	u16			cmpl_aggr_dma_tmr_during_int_max;
814 	u16			int_lat_tmr_min_max;
815 	u16			int_lat_tmr_max_max;
816 	u16			num_cmpl_aggr_int_max;
817 	u16			timer_units;
818 };
819 
820 struct bnxt_coal {
821 	u16			coal_ticks;
822 	u16			coal_ticks_irq;
823 	u16			coal_bufs;
824 	u16			coal_bufs_irq;
825 			/* RING_IDLE enabled when coal ticks < idle_thresh  */
826 	u16			idle_thresh;
827 	u8			bufs_per_record;
828 	u8			budget;
829 };
830 
831 struct bnxt_tpa_info {
832 	void			*data;
833 	u8			*data_ptr;
834 	dma_addr_t		mapping;
835 	u16			len;
836 	unsigned short		gso_type;
837 	u32			flags2;
838 	u32			metadata;
839 	enum pkt_hash_types	hash_type;
840 	u32			rss_hash;
841 	u32			hdr_info;
842 
843 #define BNXT_TPA_L4_SIZE(hdr_info)	\
844 	(((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
845 
846 #define BNXT_TPA_INNER_L3_OFF(hdr_info)	\
847 	(((hdr_info) >> 18) & 0x1ff)
848 
849 #define BNXT_TPA_INNER_L2_OFF(hdr_info)	\
850 	(((hdr_info) >> 9) & 0x1ff)
851 
852 #define BNXT_TPA_OUTER_L3_OFF(hdr_info)	\
853 	((hdr_info) & 0x1ff)
854 
855 	u16			cfa_code; /* cfa_code in TPA start compl */
856 	u8			agg_count;
857 	struct rx_agg_cmp	*agg_arr;
858 };
859 
860 #define BNXT_AGG_IDX_BMAP_SIZE	(MAX_TPA_P5 / BITS_PER_LONG)
861 
862 struct bnxt_tpa_idx_map {
863 	u16		agg_id_tbl[1024];
864 	unsigned long	agg_idx_bmap[BNXT_AGG_IDX_BMAP_SIZE];
865 };
866 
867 struct bnxt_rx_ring_info {
868 	struct bnxt_napi	*bnapi;
869 	u16			rx_prod;
870 	u16			rx_agg_prod;
871 	u16			rx_sw_agg_prod;
872 	u16			rx_next_cons;
873 	struct bnxt_db_info	rx_db;
874 	struct bnxt_db_info	rx_agg_db;
875 
876 	struct bpf_prog		*xdp_prog;
877 
878 	struct rx_bd		*rx_desc_ring[MAX_RX_PAGES];
879 	struct bnxt_sw_rx_bd	*rx_buf_ring;
880 
881 	struct rx_bd		*rx_agg_desc_ring[MAX_RX_AGG_PAGES];
882 	struct bnxt_sw_rx_agg_bd	*rx_agg_ring;
883 
884 	unsigned long		*rx_agg_bmap;
885 	u16			rx_agg_bmap_size;
886 
887 	struct page		*rx_page;
888 	unsigned int		rx_page_offset;
889 
890 	dma_addr_t		rx_desc_mapping[MAX_RX_PAGES];
891 	dma_addr_t		rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
892 
893 	struct bnxt_tpa_info	*rx_tpa;
894 	struct bnxt_tpa_idx_map *rx_tpa_idx_map;
895 
896 	struct bnxt_ring_struct	rx_ring_struct;
897 	struct bnxt_ring_struct	rx_agg_ring_struct;
898 	struct xdp_rxq_info	xdp_rxq;
899 	struct page_pool	*page_pool;
900 };
901 
902 struct bnxt_cp_ring_info {
903 	struct bnxt_napi	*bnapi;
904 	u32			cp_raw_cons;
905 	struct bnxt_db_info	cp_db;
906 
907 	u8			had_work_done:1;
908 	u8			has_more_work:1;
909 
910 	u32			last_cp_raw_cons;
911 
912 	struct bnxt_coal	rx_ring_coal;
913 	u64			rx_packets;
914 	u64			rx_bytes;
915 	u64			event_ctr;
916 
917 	struct dim		dim;
918 
919 	union {
920 		struct tx_cmp	*cp_desc_ring[MAX_CP_PAGES];
921 		struct nqe_cn	*nq_desc_ring[MAX_CP_PAGES];
922 	};
923 
924 	dma_addr_t		cp_desc_mapping[MAX_CP_PAGES];
925 
926 	struct ctx_hw_stats	*hw_stats;
927 	dma_addr_t		hw_stats_map;
928 	u32			hw_stats_ctx_id;
929 	u64			rx_l4_csum_errors;
930 	u64			rx_buf_errors;
931 	u64			missed_irqs;
932 
933 	struct bnxt_ring_struct	cp_ring_struct;
934 
935 	struct bnxt_cp_ring_info *cp_ring_arr[2];
936 #define BNXT_RX_HDL	0
937 #define BNXT_TX_HDL	1
938 };
939 
940 struct bnxt_napi {
941 	struct napi_struct	napi;
942 	struct bnxt		*bp;
943 
944 	int			index;
945 	struct bnxt_cp_ring_info	cp_ring;
946 	struct bnxt_rx_ring_info	*rx_ring;
947 	struct bnxt_tx_ring_info	*tx_ring;
948 
949 	void			(*tx_int)(struct bnxt *, struct bnxt_napi *,
950 					  int);
951 	int			tx_pkts;
952 	u8			events;
953 
954 	u32			flags;
955 #define BNXT_NAPI_FLAG_XDP	0x1
956 
957 	bool			in_reset;
958 };
959 
960 struct bnxt_irq {
961 	irq_handler_t	handler;
962 	unsigned int	vector;
963 	u8		requested:1;
964 	u8		have_cpumask:1;
965 	char		name[IFNAMSIZ + 2];
966 	cpumask_var_t	cpu_mask;
967 };
968 
969 #define HWRM_RING_ALLOC_TX	0x1
970 #define HWRM_RING_ALLOC_RX	0x2
971 #define HWRM_RING_ALLOC_AGG	0x4
972 #define HWRM_RING_ALLOC_CMPL	0x8
973 #define HWRM_RING_ALLOC_NQ	0x10
974 
975 #define INVALID_STATS_CTX_ID	-1
976 
977 struct bnxt_ring_grp_info {
978 	u16	fw_stats_ctx;
979 	u16	fw_grp_id;
980 	u16	rx_fw_ring_id;
981 	u16	agg_fw_ring_id;
982 	u16	cp_fw_ring_id;
983 };
984 
985 struct bnxt_vnic_info {
986 	u16		fw_vnic_id; /* returned by Chimp during alloc */
987 #define BNXT_MAX_CTX_PER_VNIC	8
988 	u16		fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
989 	u16		fw_l2_ctx_id;
990 #define BNXT_MAX_UC_ADDRS	4
991 	__le64		fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
992 				/* index 0 always dev_addr */
993 	u16		uc_filter_count;
994 	u8		*uc_list;
995 
996 	u16		*fw_grp_ids;
997 	dma_addr_t	rss_table_dma_addr;
998 	__le16		*rss_table;
999 	dma_addr_t	rss_hash_key_dma_addr;
1000 	u64		*rss_hash_key;
1001 	u32		rx_mask;
1002 
1003 	u8		*mc_list;
1004 	int		mc_list_size;
1005 	int		mc_list_count;
1006 	dma_addr_t	mc_list_mapping;
1007 #define BNXT_MAX_MC_ADDRS	16
1008 
1009 	u32		flags;
1010 #define BNXT_VNIC_RSS_FLAG	1
1011 #define BNXT_VNIC_RFS_FLAG	2
1012 #define BNXT_VNIC_MCAST_FLAG	4
1013 #define BNXT_VNIC_UCAST_FLAG	8
1014 #define BNXT_VNIC_RFS_NEW_RSS_FLAG	0x10
1015 };
1016 
1017 struct bnxt_hw_resc {
1018 	u16	min_rsscos_ctxs;
1019 	u16	max_rsscos_ctxs;
1020 	u16	min_cp_rings;
1021 	u16	max_cp_rings;
1022 	u16	resv_cp_rings;
1023 	u16	min_tx_rings;
1024 	u16	max_tx_rings;
1025 	u16	resv_tx_rings;
1026 	u16	max_tx_sch_inputs;
1027 	u16	min_rx_rings;
1028 	u16	max_rx_rings;
1029 	u16	resv_rx_rings;
1030 	u16	min_hw_ring_grps;
1031 	u16	max_hw_ring_grps;
1032 	u16	resv_hw_ring_grps;
1033 	u16	min_l2_ctxs;
1034 	u16	max_l2_ctxs;
1035 	u16	min_vnics;
1036 	u16	max_vnics;
1037 	u16	resv_vnics;
1038 	u16	min_stat_ctxs;
1039 	u16	max_stat_ctxs;
1040 	u16	resv_stat_ctxs;
1041 	u16	max_nqs;
1042 	u16	max_irqs;
1043 	u16	resv_irqs;
1044 };
1045 
1046 #if defined(CONFIG_BNXT_SRIOV)
1047 struct bnxt_vf_info {
1048 	u16	fw_fid;
1049 	u8	mac_addr[ETH_ALEN];	/* PF assigned MAC Address */
1050 	u8	vf_mac_addr[ETH_ALEN];	/* VF assigned MAC address, only
1051 					 * stored by PF.
1052 					 */
1053 	u16	vlan;
1054 	u16	func_qcfg_flags;
1055 	u32	flags;
1056 #define BNXT_VF_QOS		0x1
1057 #define BNXT_VF_SPOOFCHK	0x2
1058 #define BNXT_VF_LINK_FORCED	0x4
1059 #define BNXT_VF_LINK_UP		0x8
1060 #define BNXT_VF_TRUST		0x10
1061 	u32	func_flags; /* func cfg flags */
1062 	u32	min_tx_rate;
1063 	u32	max_tx_rate;
1064 	void	*hwrm_cmd_req_addr;
1065 	dma_addr_t	hwrm_cmd_req_dma_addr;
1066 };
1067 #endif
1068 
1069 struct bnxt_pf_info {
1070 #define BNXT_FIRST_PF_FID	1
1071 #define BNXT_FIRST_VF_FID	128
1072 	u16	fw_fid;
1073 	u16	port_id;
1074 	u8	mac_addr[ETH_ALEN];
1075 	u32	first_vf_id;
1076 	u16	active_vfs;
1077 	u16	registered_vfs;
1078 	u16	max_vfs;
1079 	u32	max_encap_records;
1080 	u32	max_decap_records;
1081 	u32	max_tx_em_flows;
1082 	u32	max_tx_wm_flows;
1083 	u32	max_rx_em_flows;
1084 	u32	max_rx_wm_flows;
1085 	unsigned long	*vf_event_bmap;
1086 	u16	hwrm_cmd_req_pages;
1087 	u8	vf_resv_strategy;
1088 #define BNXT_VF_RESV_STRATEGY_MAXIMAL	0
1089 #define BNXT_VF_RESV_STRATEGY_MINIMAL	1
1090 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC	2
1091 	void			*hwrm_cmd_req_addr[4];
1092 	dma_addr_t		hwrm_cmd_req_dma_addr[4];
1093 	struct bnxt_vf_info	*vf;
1094 };
1095 
1096 struct bnxt_ntuple_filter {
1097 	struct hlist_node	hash;
1098 	u8			dst_mac_addr[ETH_ALEN];
1099 	u8			src_mac_addr[ETH_ALEN];
1100 	struct flow_keys	fkeys;
1101 	__le64			filter_id;
1102 	u16			sw_id;
1103 	u8			l2_fltr_idx;
1104 	u16			rxq;
1105 	u32			flow_id;
1106 	unsigned long		state;
1107 #define BNXT_FLTR_VALID		0
1108 #define BNXT_FLTR_UPDATE	1
1109 };
1110 
1111 struct bnxt_link_info {
1112 	u8			phy_type;
1113 	u8			media_type;
1114 	u8			transceiver;
1115 	u8			phy_addr;
1116 	u8			phy_link_status;
1117 #define BNXT_LINK_NO_LINK	PORT_PHY_QCFG_RESP_LINK_NO_LINK
1118 #define BNXT_LINK_SIGNAL	PORT_PHY_QCFG_RESP_LINK_SIGNAL
1119 #define BNXT_LINK_LINK		PORT_PHY_QCFG_RESP_LINK_LINK
1120 	u8			wire_speed;
1121 	u8			loop_back;
1122 	u8			link_up;
1123 	u8			duplex;
1124 #define BNXT_LINK_DUPLEX_HALF	PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
1125 #define BNXT_LINK_DUPLEX_FULL	PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
1126 	u8			pause;
1127 #define BNXT_LINK_PAUSE_TX	PORT_PHY_QCFG_RESP_PAUSE_TX
1128 #define BNXT_LINK_PAUSE_RX	PORT_PHY_QCFG_RESP_PAUSE_RX
1129 #define BNXT_LINK_PAUSE_BOTH	(PORT_PHY_QCFG_RESP_PAUSE_RX | \
1130 				 PORT_PHY_QCFG_RESP_PAUSE_TX)
1131 	u8			lp_pause;
1132 	u8			auto_pause_setting;
1133 	u8			force_pause_setting;
1134 	u8			duplex_setting;
1135 	u8			auto_mode;
1136 #define BNXT_AUTO_MODE(mode)	((mode) > BNXT_LINK_AUTO_NONE && \
1137 				 (mode) <= BNXT_LINK_AUTO_MSK)
1138 #define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
1139 #define BNXT_LINK_AUTO_ALLSPDS	PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
1140 #define BNXT_LINK_AUTO_ONESPD	PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
1141 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
1142 #define BNXT_LINK_AUTO_MSK	PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
1143 #define PHY_VER_LEN		3
1144 	u8			phy_ver[PHY_VER_LEN];
1145 	u16			link_speed;
1146 #define BNXT_LINK_SPEED_100MB	PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
1147 #define BNXT_LINK_SPEED_1GB	PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
1148 #define BNXT_LINK_SPEED_2GB	PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
1149 #define BNXT_LINK_SPEED_2_5GB	PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
1150 #define BNXT_LINK_SPEED_10GB	PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
1151 #define BNXT_LINK_SPEED_20GB	PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
1152 #define BNXT_LINK_SPEED_25GB	PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
1153 #define BNXT_LINK_SPEED_40GB	PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
1154 #define BNXT_LINK_SPEED_50GB	PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
1155 #define BNXT_LINK_SPEED_100GB	PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
1156 	u16			support_speeds;
1157 	u16			auto_link_speeds;	/* fw adv setting */
1158 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
1159 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
1160 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
1161 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
1162 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
1163 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
1164 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
1165 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
1166 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
1167 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
1168 	u16			support_auto_speeds;
1169 	u16			lp_auto_link_speeds;
1170 	u16			force_link_speed;
1171 	u32			preemphasis;
1172 	u8			module_status;
1173 	u16			fec_cfg;
1174 #define BNXT_FEC_AUTONEG	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
1175 #define BNXT_FEC_ENC_BASE_R	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
1176 #define BNXT_FEC_ENC_RS		PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
1177 
1178 	/* copy of requested setting from ethtool cmd */
1179 	u8			autoneg;
1180 #define BNXT_AUTONEG_SPEED		1
1181 #define BNXT_AUTONEG_FLOW_CTRL		2
1182 	u8			req_duplex;
1183 	u8			req_flow_ctrl;
1184 	u16			req_link_speed;
1185 	u16			advertising;	/* user adv setting */
1186 	bool			force_link_chng;
1187 
1188 	bool			phy_retry;
1189 	unsigned long		phy_retry_expires;
1190 
1191 	/* a copy of phy_qcfg output used to report link
1192 	 * info to VF
1193 	 */
1194 	struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1195 };
1196 
1197 #define BNXT_MAX_QUEUE	8
1198 
1199 struct bnxt_queue_info {
1200 	u8	queue_id;
1201 	u8	queue_profile;
1202 };
1203 
1204 #define BNXT_MAX_LED			4
1205 
1206 struct bnxt_led_info {
1207 	u8	led_id;
1208 	u8	led_type;
1209 	u8	led_group_id;
1210 	u8	unused;
1211 	__le16	led_state_caps;
1212 #define BNXT_LED_ALT_BLINK_CAP(x)	((x) &	\
1213 	cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1214 
1215 	__le16	led_color_caps;
1216 };
1217 
1218 #define BNXT_MAX_TEST	8
1219 
1220 struct bnxt_test_info {
1221 	u8 offline_mask;
1222 	u8 flags;
1223 #define BNXT_TEST_FL_EXT_LPBK	0x1
1224 	u16 timeout;
1225 	char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1226 };
1227 
1228 #define BNXT_GRCPF_REG_CHIMP_COMM		0x0
1229 #define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER	0x100
1230 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT		0x400
1231 #define BNXT_CAG_REG_LEGACY_INT_STATUS		0x4014
1232 #define BNXT_CAG_REG_BASE			0x300000
1233 
1234 #define BNXT_GRCPF_REG_KONG_COMM		0xA00
1235 #define BNXT_GRCPF_REG_KONG_COMM_TRIGGER	0xB00
1236 
1237 #define BNXT_GRC_BASE_MASK			0xfffff000
1238 #define BNXT_GRC_OFFSET_MASK			0x00000ffc
1239 
1240 struct bnxt_tc_flow_stats {
1241 	u64		packets;
1242 	u64		bytes;
1243 };
1244 
1245 struct bnxt_tc_info {
1246 	bool				enabled;
1247 
1248 	/* hash table to store TC offloaded flows */
1249 	struct rhashtable		flow_table;
1250 	struct rhashtable_params	flow_ht_params;
1251 
1252 	/* hash table to store L2 keys of TC flows */
1253 	struct rhashtable		l2_table;
1254 	struct rhashtable_params	l2_ht_params;
1255 	/* hash table to store L2 keys for TC tunnel decap */
1256 	struct rhashtable		decap_l2_table;
1257 	struct rhashtable_params	decap_l2_ht_params;
1258 	/* hash table to store tunnel decap entries */
1259 	struct rhashtable		decap_table;
1260 	struct rhashtable_params	decap_ht_params;
1261 	/* hash table to store tunnel encap entries */
1262 	struct rhashtable		encap_table;
1263 	struct rhashtable_params	encap_ht_params;
1264 
1265 	/* lock to atomically add/del an l2 node when a flow is
1266 	 * added or deleted.
1267 	 */
1268 	struct mutex			lock;
1269 
1270 	/* Fields used for batching stats query */
1271 	struct rhashtable_iter		iter;
1272 #define BNXT_FLOW_STATS_BATCH_MAX	10
1273 	struct bnxt_tc_stats_batch {
1274 		void			  *flow_node;
1275 		struct bnxt_tc_flow_stats hw_stats;
1276 	} stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1277 
1278 	/* Stat counter mask (width) */
1279 	u64				bytes_mask;
1280 	u64				packets_mask;
1281 };
1282 
1283 struct bnxt_vf_rep_stats {
1284 	u64			packets;
1285 	u64			bytes;
1286 	u64			dropped;
1287 };
1288 
1289 struct bnxt_vf_rep {
1290 	struct bnxt			*bp;
1291 	struct net_device		*dev;
1292 	struct metadata_dst		*dst;
1293 	u16				vf_idx;
1294 	u16				tx_cfa_action;
1295 	u16				rx_cfa_code;
1296 
1297 	struct bnxt_vf_rep_stats	rx_stats;
1298 	struct bnxt_vf_rep_stats	tx_stats;
1299 };
1300 
1301 #define PTU_PTE_VALID             0x1UL
1302 #define PTU_PTE_LAST              0x2UL
1303 #define PTU_PTE_NEXT_TO_LAST      0x4UL
1304 
1305 #define MAX_CTX_PAGES	(BNXT_PAGE_SIZE / 8)
1306 #define MAX_CTX_TOTAL_PAGES	(MAX_CTX_PAGES * MAX_CTX_PAGES)
1307 
1308 struct bnxt_ctx_pg_info {
1309 	u32		entries;
1310 	u32		nr_pages;
1311 	void		*ctx_pg_arr[MAX_CTX_PAGES];
1312 	dma_addr_t	ctx_dma_arr[MAX_CTX_PAGES];
1313 	struct bnxt_ring_mem_info ring_mem;
1314 	struct bnxt_ctx_pg_info **ctx_pg_tbl;
1315 };
1316 
1317 struct bnxt_ctx_mem_info {
1318 	u32	qp_max_entries;
1319 	u16	qp_min_qp1_entries;
1320 	u16	qp_max_l2_entries;
1321 	u16	qp_entry_size;
1322 	u16	srq_max_l2_entries;
1323 	u32	srq_max_entries;
1324 	u16	srq_entry_size;
1325 	u16	cq_max_l2_entries;
1326 	u32	cq_max_entries;
1327 	u16	cq_entry_size;
1328 	u16	vnic_max_vnic_entries;
1329 	u16	vnic_max_ring_table_entries;
1330 	u16	vnic_entry_size;
1331 	u32	stat_max_entries;
1332 	u16	stat_entry_size;
1333 	u16	tqm_entry_size;
1334 	u32	tqm_min_entries_per_ring;
1335 	u32	tqm_max_entries_per_ring;
1336 	u32	mrav_max_entries;
1337 	u16	mrav_entry_size;
1338 	u16	tim_entry_size;
1339 	u32	tim_max_entries;
1340 	u16	mrav_num_entries_units;
1341 	u8	tqm_entries_multiple;
1342 
1343 	u32	flags;
1344 	#define BNXT_CTX_FLAG_INITED	0x01
1345 
1346 	struct bnxt_ctx_pg_info qp_mem;
1347 	struct bnxt_ctx_pg_info srq_mem;
1348 	struct bnxt_ctx_pg_info cq_mem;
1349 	struct bnxt_ctx_pg_info vnic_mem;
1350 	struct bnxt_ctx_pg_info stat_mem;
1351 	struct bnxt_ctx_pg_info mrav_mem;
1352 	struct bnxt_ctx_pg_info tim_mem;
1353 	struct bnxt_ctx_pg_info *tqm_mem[9];
1354 };
1355 
1356 struct bnxt_fw_health {
1357 	u32 flags;
1358 	u32 polling_dsecs;
1359 	u32 master_func_wait_dsecs;
1360 	u32 normal_func_wait_dsecs;
1361 	u32 post_reset_wait_dsecs;
1362 	u32 post_reset_max_wait_dsecs;
1363 	u32 regs[4];
1364 	u32 mapped_regs[4];
1365 #define BNXT_FW_HEALTH_REG		0
1366 #define BNXT_FW_HEARTBEAT_REG		1
1367 #define BNXT_FW_RESET_CNT_REG		2
1368 #define BNXT_FW_RESET_INPROG_REG	3
1369 	u32 fw_reset_inprog_reg_mask;
1370 	u32 last_fw_heartbeat;
1371 	u32 last_fw_reset_cnt;
1372 	u8 enabled:1;
1373 	u8 master:1;
1374 	u8 tmr_multiplier;
1375 	u8 tmr_counter;
1376 	u8 fw_reset_seq_cnt;
1377 	u32 fw_reset_seq_regs[16];
1378 	u32 fw_reset_seq_vals[16];
1379 	u32 fw_reset_seq_delay_msec[16];
1380 	struct devlink_health_reporter	*fw_reporter;
1381 	struct devlink_health_reporter *fw_reset_reporter;
1382 	struct devlink_health_reporter *fw_fatal_reporter;
1383 };
1384 
1385 struct bnxt_fw_reporter_ctx {
1386 	unsigned long sp_event;
1387 };
1388 
1389 #define BNXT_FW_HEALTH_REG_TYPE_MASK	3
1390 #define BNXT_FW_HEALTH_REG_TYPE_CFG	0
1391 #define BNXT_FW_HEALTH_REG_TYPE_GRC	1
1392 #define BNXT_FW_HEALTH_REG_TYPE_BAR0	2
1393 #define BNXT_FW_HEALTH_REG_TYPE_BAR1	3
1394 
1395 #define BNXT_FW_HEALTH_REG_TYPE(reg)	((reg) & BNXT_FW_HEALTH_REG_TYPE_MASK)
1396 #define BNXT_FW_HEALTH_REG_OFF(reg)	((reg) & ~BNXT_FW_HEALTH_REG_TYPE_MASK)
1397 
1398 #define BNXT_FW_HEALTH_WIN_BASE		0x3000
1399 #define BNXT_FW_HEALTH_WIN_MAP_OFF	8
1400 
1401 #define BNXT_FW_STATUS_HEALTHY		0x8000
1402 #define BNXT_FW_STATUS_SHUTDOWN		0x100000
1403 
1404 struct bnxt {
1405 	void __iomem		*bar0;
1406 	void __iomem		*bar1;
1407 	void __iomem		*bar2;
1408 
1409 	u32			reg_base;
1410 	u16			chip_num;
1411 #define CHIP_NUM_57301		0x16c8
1412 #define CHIP_NUM_57302		0x16c9
1413 #define CHIP_NUM_57304		0x16ca
1414 #define CHIP_NUM_58700		0x16cd
1415 #define CHIP_NUM_57402		0x16d0
1416 #define CHIP_NUM_57404		0x16d1
1417 #define CHIP_NUM_57406		0x16d2
1418 #define CHIP_NUM_57407		0x16d5
1419 
1420 #define CHIP_NUM_57311		0x16ce
1421 #define CHIP_NUM_57312		0x16cf
1422 #define CHIP_NUM_57314		0x16df
1423 #define CHIP_NUM_57317		0x16e0
1424 #define CHIP_NUM_57412		0x16d6
1425 #define CHIP_NUM_57414		0x16d7
1426 #define CHIP_NUM_57416		0x16d8
1427 #define CHIP_NUM_57417		0x16d9
1428 #define CHIP_NUM_57412L		0x16da
1429 #define CHIP_NUM_57414L		0x16db
1430 
1431 #define CHIP_NUM_5745X		0xd730
1432 
1433 #define CHIP_NUM_57508		0x1750
1434 #define CHIP_NUM_57504		0x1751
1435 #define CHIP_NUM_57502		0x1752
1436 
1437 #define CHIP_NUM_58802		0xd802
1438 #define CHIP_NUM_58804		0xd804
1439 #define CHIP_NUM_58808		0xd808
1440 
1441 #define BNXT_CHIP_NUM_5730X(chip_num)		\
1442 	((chip_num) >= CHIP_NUM_57301 &&	\
1443 	 (chip_num) <= CHIP_NUM_57304)
1444 
1445 #define BNXT_CHIP_NUM_5740X(chip_num)		\
1446 	(((chip_num) >= CHIP_NUM_57402 &&	\
1447 	  (chip_num) <= CHIP_NUM_57406) ||	\
1448 	 (chip_num) == CHIP_NUM_57407)
1449 
1450 #define BNXT_CHIP_NUM_5731X(chip_num)		\
1451 	((chip_num) == CHIP_NUM_57311 ||	\
1452 	 (chip_num) == CHIP_NUM_57312 ||	\
1453 	 (chip_num) == CHIP_NUM_57314 ||	\
1454 	 (chip_num) == CHIP_NUM_57317)
1455 
1456 #define BNXT_CHIP_NUM_5741X(chip_num)		\
1457 	((chip_num) >= CHIP_NUM_57412 &&	\
1458 	 (chip_num) <= CHIP_NUM_57414L)
1459 
1460 #define BNXT_CHIP_NUM_58700(chip_num)		\
1461 	 ((chip_num) == CHIP_NUM_58700)
1462 
1463 #define BNXT_CHIP_NUM_5745X(chip_num)		\
1464 	 ((chip_num) == CHIP_NUM_5745X)
1465 
1466 #define BNXT_CHIP_NUM_57X0X(chip_num)		\
1467 	(BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1468 
1469 #define BNXT_CHIP_NUM_57X1X(chip_num)		\
1470 	(BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1471 
1472 #define BNXT_CHIP_NUM_588XX(chip_num)		\
1473 	((chip_num) == CHIP_NUM_58802 ||	\
1474 	 (chip_num) == CHIP_NUM_58804 ||        \
1475 	 (chip_num) == CHIP_NUM_58808)
1476 
1477 	struct net_device	*dev;
1478 	struct pci_dev		*pdev;
1479 
1480 	atomic_t		intr_sem;
1481 
1482 	u32			flags;
1483 	#define BNXT_FLAG_CHIP_P5	0x1
1484 	#define BNXT_FLAG_VF		0x2
1485 	#define BNXT_FLAG_LRO		0x4
1486 #ifdef CONFIG_INET
1487 	#define BNXT_FLAG_GRO		0x8
1488 #else
1489 	/* Cannot support hardware GRO if CONFIG_INET is not set */
1490 	#define BNXT_FLAG_GRO		0x0
1491 #endif
1492 	#define BNXT_FLAG_TPA		(BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1493 	#define BNXT_FLAG_JUMBO		0x10
1494 	#define BNXT_FLAG_STRIP_VLAN	0x20
1495 	#define BNXT_FLAG_AGG_RINGS	(BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1496 					 BNXT_FLAG_LRO)
1497 	#define BNXT_FLAG_USING_MSIX	0x40
1498 	#define BNXT_FLAG_MSIX_CAP	0x80
1499 	#define BNXT_FLAG_RFS		0x100
1500 	#define BNXT_FLAG_SHARED_RINGS	0x200
1501 	#define BNXT_FLAG_PORT_STATS	0x400
1502 	#define BNXT_FLAG_UDP_RSS_CAP	0x800
1503 	#define BNXT_FLAG_EEE_CAP	0x1000
1504 	#define BNXT_FLAG_NEW_RSS_CAP	0x2000
1505 	#define BNXT_FLAG_WOL_CAP	0x4000
1506 	#define BNXT_FLAG_ROCEV1_CAP	0x8000
1507 	#define BNXT_FLAG_ROCEV2_CAP	0x10000
1508 	#define BNXT_FLAG_ROCE_CAP	(BNXT_FLAG_ROCEV1_CAP |	\
1509 					 BNXT_FLAG_ROCEV2_CAP)
1510 	#define BNXT_FLAG_NO_AGG_RINGS	0x20000
1511 	#define BNXT_FLAG_RX_PAGE_MODE	0x40000
1512 	#define BNXT_FLAG_MULTI_HOST	0x100000
1513 	#define BNXT_FLAG_DSN_VALID	0x200000
1514 	#define BNXT_FLAG_DOUBLE_DB	0x400000
1515 	#define BNXT_FLAG_CHIP_NITRO_A0	0x1000000
1516 	#define BNXT_FLAG_DIM		0x2000000
1517 	#define BNXT_FLAG_ROCE_MIRROR_CAP	0x4000000
1518 	#define BNXT_FLAG_PORT_STATS_EXT	0x10000000
1519 	#define BNXT_FLAG_PCIE_STATS	0x40000000
1520 
1521 	#define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |		\
1522 					    BNXT_FLAG_RFS |		\
1523 					    BNXT_FLAG_STRIP_VLAN)
1524 
1525 #define BNXT_PF(bp)		(!((bp)->flags & BNXT_FLAG_VF))
1526 #define BNXT_VF(bp)		((bp)->flags & BNXT_FLAG_VF)
1527 #define BNXT_NPAR(bp)		((bp)->port_partition_type)
1528 #define BNXT_MH(bp)		((bp)->flags & BNXT_FLAG_MULTI_HOST)
1529 #define BNXT_SINGLE_PF(bp)	(BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1530 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1531 #define BNXT_RX_PAGE_MODE(bp)	((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1532 #define BNXT_SUPPORTS_TPA(bp)	(!BNXT_CHIP_TYPE_NITRO_A0(bp) &&	\
1533 				 (!((bp)->flags & BNXT_FLAG_CHIP_P5) ||	\
1534 				  (bp)->max_tpa_v2) && !is_kdump_kernel())
1535 
1536 /* Chip class phase 5 */
1537 #define BNXT_CHIP_P5(bp)			\
1538 	((bp)->chip_num == CHIP_NUM_57508 ||	\
1539 	 (bp)->chip_num == CHIP_NUM_57504 ||	\
1540 	 (bp)->chip_num == CHIP_NUM_57502)
1541 
1542 /* Chip class phase 4.x */
1543 #define BNXT_CHIP_P4(bp)			\
1544 	(BNXT_CHIP_NUM_57X1X((bp)->chip_num) ||	\
1545 	 BNXT_CHIP_NUM_5745X((bp)->chip_num) ||	\
1546 	 BNXT_CHIP_NUM_588XX((bp)->chip_num) ||	\
1547 	 (BNXT_CHIP_NUM_58700((bp)->chip_num) &&	\
1548 	  !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1549 
1550 #define BNXT_CHIP_P4_PLUS(bp)			\
1551 	(BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp))
1552 
1553 	struct bnxt_en_dev	*edev;
1554 	struct bnxt_en_dev *	(*ulp_probe)(struct net_device *);
1555 
1556 	struct bnxt_napi	**bnapi;
1557 
1558 	struct bnxt_rx_ring_info	*rx_ring;
1559 	struct bnxt_tx_ring_info	*tx_ring;
1560 	u16			*tx_ring_map;
1561 
1562 	struct sk_buff *	(*gro_func)(struct bnxt_tpa_info *, int, int,
1563 					    struct sk_buff *);
1564 
1565 	struct sk_buff *	(*rx_skb_func)(struct bnxt *,
1566 					       struct bnxt_rx_ring_info *,
1567 					       u16, void *, u8 *, dma_addr_t,
1568 					       unsigned int);
1569 
1570 	u16			max_tpa_v2;
1571 	u16			max_tpa;
1572 	u32			rx_buf_size;
1573 	u32			rx_buf_use_size;	/* useable size */
1574 	u16			rx_offset;
1575 	u16			rx_dma_offset;
1576 	enum dma_data_direction	rx_dir;
1577 	u32			rx_ring_size;
1578 	u32			rx_agg_ring_size;
1579 	u32			rx_copy_thresh;
1580 	u32			rx_ring_mask;
1581 	u32			rx_agg_ring_mask;
1582 	int			rx_nr_pages;
1583 	int			rx_agg_nr_pages;
1584 	int			rx_nr_rings;
1585 	int			rsscos_nr_ctxs;
1586 
1587 	u32			tx_ring_size;
1588 	u32			tx_ring_mask;
1589 	int			tx_nr_pages;
1590 	int			tx_nr_rings;
1591 	int			tx_nr_rings_per_tc;
1592 	int			tx_nr_rings_xdp;
1593 
1594 	int			tx_wake_thresh;
1595 	int			tx_push_thresh;
1596 	int			tx_push_size;
1597 
1598 	u32			cp_ring_size;
1599 	u32			cp_ring_mask;
1600 	u32			cp_bit;
1601 	int			cp_nr_pages;
1602 	int			cp_nr_rings;
1603 
1604 	/* grp_info indexed by completion ring index */
1605 	struct bnxt_ring_grp_info	*grp_info;
1606 	struct bnxt_vnic_info	*vnic_info;
1607 	int			nr_vnics;
1608 	u32			rss_hash_cfg;
1609 
1610 	u16			max_mtu;
1611 	u8			max_tc;
1612 	u8			max_lltc;	/* lossless TCs */
1613 	struct bnxt_queue_info	q_info[BNXT_MAX_QUEUE];
1614 	u8			tc_to_qidx[BNXT_MAX_QUEUE];
1615 	u8			q_ids[BNXT_MAX_QUEUE];
1616 	u8			max_q;
1617 
1618 	unsigned int		current_interval;
1619 #define BNXT_TIMER_INTERVAL	HZ
1620 
1621 	struct timer_list	timer;
1622 
1623 	unsigned long		state;
1624 #define BNXT_STATE_OPEN		0
1625 #define BNXT_STATE_IN_SP_TASK	1
1626 #define BNXT_STATE_READ_STATS	2
1627 #define BNXT_STATE_FW_RESET_DET 3
1628 #define BNXT_STATE_IN_FW_RESET	4
1629 #define BNXT_STATE_ABORT_ERR	5
1630 #define BNXT_STATE_FW_FATAL_COND	6
1631 
1632 	struct bnxt_irq	*irq_tbl;
1633 	int			total_irqs;
1634 	u8			mac_addr[ETH_ALEN];
1635 
1636 #ifdef CONFIG_BNXT_DCB
1637 	struct ieee_pfc		*ieee_pfc;
1638 	struct ieee_ets		*ieee_ets;
1639 	u8			dcbx_cap;
1640 	u8			default_pri;
1641 	u8			max_dscp_value;
1642 #endif /* CONFIG_BNXT_DCB */
1643 
1644 	u32			msg_enable;
1645 
1646 	u32			fw_cap;
1647 	#define BNXT_FW_CAP_SHORT_CMD			0x00000001
1648 	#define BNXT_FW_CAP_LLDP_AGENT			0x00000002
1649 	#define BNXT_FW_CAP_DCBX_AGENT			0x00000004
1650 	#define BNXT_FW_CAP_NEW_RM			0x00000008
1651 	#define BNXT_FW_CAP_IF_CHANGE			0x00000010
1652 	#define BNXT_FW_CAP_KONG_MB_CHNL		0x00000080
1653 	#define BNXT_FW_CAP_OVS_64BIT_HANDLE		0x00000400
1654 	#define BNXT_FW_CAP_TRUSTED_VF			0x00000800
1655 	#define BNXT_FW_CAP_ERROR_RECOVERY		0x00002000
1656 	#define BNXT_FW_CAP_PKG_VER			0x00004000
1657 	#define BNXT_FW_CAP_CFA_ADV_FLOW		0x00008000
1658 	#define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX	0x00010000
1659 	#define BNXT_FW_CAP_PCIE_STATS_SUPPORTED	0x00020000
1660 	#define BNXT_FW_CAP_EXT_STATS_SUPPORTED		0x00040000
1661 	#define BNXT_FW_CAP_ERR_RECOVER_RELOAD		0x00100000
1662 	#define BNXT_FW_CAP_HOT_RESET			0x00200000
1663 
1664 #define BNXT_NEW_RM(bp)		((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
1665 	u32			hwrm_spec_code;
1666 	u16			hwrm_cmd_seq;
1667 	u16                     hwrm_cmd_kong_seq;
1668 	u16			hwrm_intr_seq_id;
1669 	void			*hwrm_short_cmd_req_addr;
1670 	dma_addr_t		hwrm_short_cmd_req_dma_addr;
1671 	void			*hwrm_cmd_resp_addr;
1672 	dma_addr_t		hwrm_cmd_resp_dma_addr;
1673 	void			*hwrm_cmd_kong_resp_addr;
1674 	dma_addr_t		hwrm_cmd_kong_resp_dma_addr;
1675 
1676 	struct rtnl_link_stats64	net_stats_prev;
1677 	struct rx_port_stats	*hw_rx_port_stats;
1678 	struct tx_port_stats	*hw_tx_port_stats;
1679 	struct rx_port_stats_ext	*hw_rx_port_stats_ext;
1680 	struct tx_port_stats_ext	*hw_tx_port_stats_ext;
1681 	struct pcie_ctx_hw_stats	*hw_pcie_stats;
1682 	dma_addr_t		hw_rx_port_stats_map;
1683 	dma_addr_t		hw_tx_port_stats_map;
1684 	dma_addr_t		hw_rx_port_stats_ext_map;
1685 	dma_addr_t		hw_tx_port_stats_ext_map;
1686 	dma_addr_t		hw_pcie_stats_map;
1687 	int			hw_port_stats_size;
1688 	u16			fw_rx_stats_ext_size;
1689 	u16			fw_tx_stats_ext_size;
1690 	u16			hw_ring_stats_size;
1691 	u8			pri2cos[8];
1692 	u8			pri2cos_valid;
1693 
1694 	u16			hwrm_max_req_len;
1695 	u16			hwrm_max_ext_req_len;
1696 	int			hwrm_cmd_timeout;
1697 	struct mutex		hwrm_cmd_lock;	/* serialize hwrm messages */
1698 	struct hwrm_ver_get_output	ver_resp;
1699 #define FW_VER_STR_LEN		32
1700 #define BC_HWRM_STR_LEN		21
1701 #define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1702 	char			fw_ver_str[FW_VER_STR_LEN];
1703 	__be16			vxlan_port;
1704 	u8			vxlan_port_cnt;
1705 	__le16			vxlan_fw_dst_port_id;
1706 	__be16			nge_port;
1707 	u8			nge_port_cnt;
1708 	__le16			nge_fw_dst_port_id;
1709 	u8			port_partition_type;
1710 	u8			port_count;
1711 	u16			br_mode;
1712 
1713 	struct bnxt_coal_cap	coal_cap;
1714 	struct bnxt_coal	rx_coal;
1715 	struct bnxt_coal	tx_coal;
1716 
1717 	u32			stats_coal_ticks;
1718 #define BNXT_DEF_STATS_COAL_TICKS	 1000000
1719 #define BNXT_MIN_STATS_COAL_TICKS	  250000
1720 #define BNXT_MAX_STATS_COAL_TICKS	 1000000
1721 
1722 	struct work_struct	sp_task;
1723 	unsigned long		sp_event;
1724 #define BNXT_RX_MASK_SP_EVENT		0
1725 #define BNXT_RX_NTP_FLTR_SP_EVENT	1
1726 #define BNXT_LINK_CHNG_SP_EVENT		2
1727 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT	3
1728 #define BNXT_VXLAN_ADD_PORT_SP_EVENT	4
1729 #define BNXT_VXLAN_DEL_PORT_SP_EVENT	5
1730 #define BNXT_RESET_TASK_SP_EVENT	6
1731 #define BNXT_RST_RING_SP_EVENT		7
1732 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT	8
1733 #define BNXT_PERIODIC_STATS_SP_EVENT	9
1734 #define BNXT_HWRM_PORT_MODULE_SP_EVENT	10
1735 #define BNXT_RESET_TASK_SILENT_SP_EVENT	11
1736 #define BNXT_GENEVE_ADD_PORT_SP_EVENT	12
1737 #define BNXT_GENEVE_DEL_PORT_SP_EVENT	13
1738 #define BNXT_LINK_SPEED_CHNG_SP_EVENT	14
1739 #define BNXT_FLOW_STATS_SP_EVENT	15
1740 #define BNXT_UPDATE_PHY_SP_EVENT	16
1741 #define BNXT_RING_COAL_NOW_SP_EVENT	17
1742 #define BNXT_FW_RESET_NOTIFY_SP_EVENT	18
1743 #define BNXT_FW_EXCEPTION_SP_EVENT	19
1744 
1745 	struct delayed_work	fw_reset_task;
1746 	int			fw_reset_state;
1747 #define BNXT_FW_RESET_STATE_POLL_VF	1
1748 #define BNXT_FW_RESET_STATE_RESET_FW	2
1749 #define BNXT_FW_RESET_STATE_ENABLE_DEV	3
1750 #define BNXT_FW_RESET_STATE_POLL_FW	4
1751 #define BNXT_FW_RESET_STATE_OPENING	5
1752 #define BNXT_FW_RESET_STATE_POLL_FW_DOWN	6
1753 
1754 	u16			fw_reset_min_dsecs;
1755 #define BNXT_DFLT_FW_RST_MIN_DSECS	20
1756 	u16			fw_reset_max_dsecs;
1757 #define BNXT_DFLT_FW_RST_MAX_DSECS	60
1758 	unsigned long		fw_reset_timestamp;
1759 
1760 	struct bnxt_fw_health	*fw_health;
1761 
1762 	struct bnxt_hw_resc	hw_resc;
1763 	struct bnxt_pf_info	pf;
1764 	struct bnxt_ctx_mem_info	*ctx;
1765 #ifdef CONFIG_BNXT_SRIOV
1766 	int			nr_vfs;
1767 	struct bnxt_vf_info	vf;
1768 	wait_queue_head_t	sriov_cfg_wait;
1769 	bool			sriov_cfg;
1770 #define BNXT_SRIOV_CFG_WAIT_TMO	msecs_to_jiffies(10000)
1771 
1772 	/* lock to protect VF-rep creation/cleanup via
1773 	 * multiple paths such as ->sriov_configure() and
1774 	 * devlink ->eswitch_mode_set()
1775 	 */
1776 	struct mutex		sriov_lock;
1777 #endif
1778 
1779 #if BITS_PER_LONG == 32
1780 	/* ensure atomic 64-bit doorbell writes on 32-bit systems. */
1781 	spinlock_t		db_lock;
1782 #endif
1783 
1784 #define BNXT_NTP_FLTR_MAX_FLTR	4096
1785 #define BNXT_NTP_FLTR_HASH_SIZE	512
1786 #define BNXT_NTP_FLTR_HASH_MASK	(BNXT_NTP_FLTR_HASH_SIZE - 1)
1787 	struct hlist_head	ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1788 	spinlock_t		ntp_fltr_lock;	/* for hash table add, del */
1789 
1790 	unsigned long		*ntp_fltr_bmap;
1791 	int			ntp_fltr_count;
1792 
1793 	/* To protect link related settings during link changes and
1794 	 * ethtool settings changes.
1795 	 */
1796 	struct mutex		link_lock;
1797 	struct bnxt_link_info	link_info;
1798 	struct ethtool_eee	eee;
1799 	u32			lpi_tmr_lo;
1800 	u32			lpi_tmr_hi;
1801 
1802 	u8			num_tests;
1803 	struct bnxt_test_info	*test_info;
1804 
1805 	u8			wol_filter_id;
1806 	u8			wol;
1807 
1808 	u8			num_leds;
1809 	struct bnxt_led_info	leds[BNXT_MAX_LED];
1810 
1811 	struct bpf_prog		*xdp_prog;
1812 
1813 	/* devlink interface and vf-rep structs */
1814 	struct devlink		*dl;
1815 	struct devlink_port	dl_port;
1816 	enum devlink_eswitch_mode eswitch_mode;
1817 	struct bnxt_vf_rep	**vf_reps; /* array of vf-rep ptrs */
1818 	u16			*cfa_code_map; /* cfa_code -> vf_idx map */
1819 	u8			switch_id[8];
1820 	struct bnxt_tc_info	*tc_info;
1821 	struct dentry		*debugfs_pdev;
1822 	struct device		*hwmon_dev;
1823 };
1824 
1825 #define BNXT_RX_STATS_OFFSET(counter)			\
1826 	(offsetof(struct rx_port_stats, counter) / 8)
1827 
1828 #define BNXT_TX_STATS_OFFSET(counter)			\
1829 	((offsetof(struct tx_port_stats, counter) +	\
1830 	  sizeof(struct rx_port_stats) + 512) / 8)
1831 
1832 #define BNXT_RX_STATS_EXT_OFFSET(counter)		\
1833 	(offsetof(struct rx_port_stats_ext, counter) / 8)
1834 
1835 #define BNXT_TX_STATS_EXT_OFFSET(counter)		\
1836 	(offsetof(struct tx_port_stats_ext, counter) / 8)
1837 
1838 #define BNXT_PCIE_STATS_OFFSET(counter)			\
1839 	(offsetof(struct pcie_ctx_hw_stats, counter) / 8)
1840 
1841 #define I2C_DEV_ADDR_A0				0xa0
1842 #define I2C_DEV_ADDR_A2				0xa2
1843 #define SFF_DIAG_SUPPORT_OFFSET			0x5c
1844 #define SFF_MODULE_ID_SFP			0x3
1845 #define SFF_MODULE_ID_QSFP			0xc
1846 #define SFF_MODULE_ID_QSFP_PLUS			0xd
1847 #define SFF_MODULE_ID_QSFP28			0x11
1848 #define BNXT_MAX_PHY_I2C_RESP_SIZE		64
1849 
bnxt_tx_avail(struct bnxt * bp,struct bnxt_tx_ring_info * txr)1850 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1851 {
1852 	/* Tell compiler to fetch tx indices from memory. */
1853 	barrier();
1854 
1855 	return bp->tx_ring_size -
1856 		((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1857 }
1858 
1859 #if BITS_PER_LONG == 32
1860 #define writeq(val64, db)			\
1861 do {						\
1862 	spin_lock(&bp->db_lock);		\
1863 	writel((val64) & 0xffffffff, db);	\
1864 	writel((val64) >> 32, (db) + 4);	\
1865 	spin_unlock(&bp->db_lock);		\
1866 } while (0)
1867 
1868 #define writeq_relaxed writeq
1869 #endif
1870 
1871 /* For TX and RX ring doorbells with no ordering guarantee*/
bnxt_db_write_relaxed(struct bnxt * bp,struct bnxt_db_info * db,u32 idx)1872 static inline void bnxt_db_write_relaxed(struct bnxt *bp,
1873 					 struct bnxt_db_info *db, u32 idx)
1874 {
1875 	if (bp->flags & BNXT_FLAG_CHIP_P5) {
1876 		writeq_relaxed(db->db_key64 | idx, db->doorbell);
1877 	} else {
1878 		u32 db_val = db->db_key32 | idx;
1879 
1880 		writel_relaxed(db_val, db->doorbell);
1881 		if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1882 			writel_relaxed(db_val, db->doorbell);
1883 	}
1884 }
1885 
1886 /* For TX and RX ring doorbells */
bnxt_db_write(struct bnxt * bp,struct bnxt_db_info * db,u32 idx)1887 static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db,
1888 				 u32 idx)
1889 {
1890 	if (bp->flags & BNXT_FLAG_CHIP_P5) {
1891 		writeq(db->db_key64 | idx, db->doorbell);
1892 	} else {
1893 		u32 db_val = db->db_key32 | idx;
1894 
1895 		writel(db_val, db->doorbell);
1896 		if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1897 			writel(db_val, db->doorbell);
1898 	}
1899 }
1900 
bnxt_cfa_hwrm_message(u16 req_type)1901 static inline bool bnxt_cfa_hwrm_message(u16 req_type)
1902 {
1903 	switch (req_type) {
1904 	case HWRM_CFA_ENCAP_RECORD_ALLOC:
1905 	case HWRM_CFA_ENCAP_RECORD_FREE:
1906 	case HWRM_CFA_DECAP_FILTER_ALLOC:
1907 	case HWRM_CFA_DECAP_FILTER_FREE:
1908 	case HWRM_CFA_EM_FLOW_ALLOC:
1909 	case HWRM_CFA_EM_FLOW_FREE:
1910 	case HWRM_CFA_EM_FLOW_CFG:
1911 	case HWRM_CFA_FLOW_ALLOC:
1912 	case HWRM_CFA_FLOW_FREE:
1913 	case HWRM_CFA_FLOW_INFO:
1914 	case HWRM_CFA_FLOW_FLUSH:
1915 	case HWRM_CFA_FLOW_STATS:
1916 	case HWRM_CFA_METER_PROFILE_ALLOC:
1917 	case HWRM_CFA_METER_PROFILE_FREE:
1918 	case HWRM_CFA_METER_PROFILE_CFG:
1919 	case HWRM_CFA_METER_INSTANCE_ALLOC:
1920 	case HWRM_CFA_METER_INSTANCE_FREE:
1921 		return true;
1922 	default:
1923 		return false;
1924 	}
1925 }
1926 
bnxt_kong_hwrm_message(struct bnxt * bp,struct input * req)1927 static inline bool bnxt_kong_hwrm_message(struct bnxt *bp, struct input *req)
1928 {
1929 	return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1930 		bnxt_cfa_hwrm_message(le16_to_cpu(req->req_type)));
1931 }
1932 
bnxt_hwrm_kong_chnl(struct bnxt * bp,struct input * req)1933 static inline bool bnxt_hwrm_kong_chnl(struct bnxt *bp, struct input *req)
1934 {
1935 	return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1936 		req->resp_addr == cpu_to_le64(bp->hwrm_cmd_kong_resp_dma_addr));
1937 }
1938 
bnxt_get_hwrm_resp_addr(struct bnxt * bp,void * req)1939 static inline void *bnxt_get_hwrm_resp_addr(struct bnxt *bp, void *req)
1940 {
1941 	if (bnxt_hwrm_kong_chnl(bp, (struct input *)req))
1942 		return bp->hwrm_cmd_kong_resp_addr;
1943 	else
1944 		return bp->hwrm_cmd_resp_addr;
1945 }
1946 
bnxt_get_hwrm_seq_id(struct bnxt * bp,u16 dst)1947 static inline u16 bnxt_get_hwrm_seq_id(struct bnxt *bp, u16 dst)
1948 {
1949 	u16 seq_id;
1950 
1951 	if (dst == BNXT_HWRM_CHNL_CHIMP)
1952 		seq_id = bp->hwrm_cmd_seq++;
1953 	else
1954 		seq_id = bp->hwrm_cmd_kong_seq++;
1955 	return seq_id;
1956 }
1957 
1958 extern const u16 bnxt_lhint_arr[];
1959 
1960 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1961 		       u16 prod, gfp_t gfp);
1962 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1963 u32 bnxt_fw_health_readl(struct bnxt *bp, int reg_idx);
1964 void bnxt_set_tpa_flags(struct bnxt *bp);
1965 void bnxt_set_ring_params(struct bnxt *);
1966 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
1967 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1968 int _hwrm_send_message(struct bnxt *, void *, u32, int);
1969 int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
1970 int hwrm_send_message(struct bnxt *, void *, u32, int);
1971 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
1972 int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
1973 				     int bmap_size);
1974 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
1975 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
1976 int bnxt_nq_rings_in_use(struct bnxt *bp);
1977 int bnxt_hwrm_set_coal(struct bnxt *);
1978 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
1979 unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp);
1980 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
1981 unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp);
1982 int bnxt_get_avail_msix(struct bnxt *bp, int num);
1983 int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init);
1984 void bnxt_tx_disable(struct bnxt *bp);
1985 void bnxt_tx_enable(struct bnxt *bp);
1986 int bnxt_hwrm_set_pause(struct bnxt *);
1987 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
1988 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
1989 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
1990 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
1991 int bnxt_hwrm_fw_set_time(struct bnxt *);
1992 int bnxt_open_nic(struct bnxt *, bool, bool);
1993 int bnxt_half_open_nic(struct bnxt *bp);
1994 void bnxt_half_close_nic(struct bnxt *bp);
1995 int bnxt_close_nic(struct bnxt *, bool, bool);
1996 void bnxt_fw_exception(struct bnxt *bp);
1997 void bnxt_fw_reset(struct bnxt *bp);
1998 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
1999 		     int tx_xdp);
2000 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
2001 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
2002 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
2003 int bnxt_get_port_parent_id(struct net_device *dev,
2004 			    struct netdev_phys_item_id *ppid);
2005 void bnxt_dim_work(struct work_struct *work);
2006 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
2007 
2008 #endif
2009