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 
16 /* DO NOT CHANGE DRV_VER_* defines
17  * FIXME: Delete them
18  */
19 #define DRV_VER_MAJ	1
20 #define DRV_VER_MIN	10
21 #define DRV_VER_UPD	2
22 
23 #include <linux/ethtool.h>
24 #include <linux/interrupt.h>
25 #include <linux/rhashtable.h>
26 #include <linux/crash_dump.h>
27 #include <net/devlink.h>
28 #include <net/dst_metadata.h>
29 #include <net/xdp.h>
30 #include <linux/dim.h>
31 #ifdef CONFIG_TEE_BNXT_FW
32 #include <linux/firmware/broadcom/tee_bnxt_fw.h>
33 #endif
34 
35 extern struct list_head bnxt_block_cb_list;
36 
37 struct page_pool;
38 
39 struct tx_bd {
40 	__le32 tx_bd_len_flags_type;
41 	#define TX_BD_TYPE					(0x3f << 0)
42 	 #define TX_BD_TYPE_SHORT_TX_BD				 (0x00 << 0)
43 	 #define TX_BD_TYPE_LONG_TX_BD				 (0x10 << 0)
44 	#define TX_BD_FLAGS_PACKET_END				(1 << 6)
45 	#define TX_BD_FLAGS_NO_CMPL				(1 << 7)
46 	#define TX_BD_FLAGS_BD_CNT				(0x1f << 8)
47 	 #define TX_BD_FLAGS_BD_CNT_SHIFT			 8
48 	#define TX_BD_FLAGS_LHINT				(3 << 13)
49 	 #define TX_BD_FLAGS_LHINT_SHIFT			 13
50 	 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER		 (0 << 13)
51 	 #define TX_BD_FLAGS_LHINT_512_TO_1023			 (1 << 13)
52 	 #define TX_BD_FLAGS_LHINT_1024_TO_2047			 (2 << 13)
53 	 #define TX_BD_FLAGS_LHINT_2048_AND_LARGER		 (3 << 13)
54 	#define TX_BD_FLAGS_COAL_NOW				(1 << 15)
55 	#define TX_BD_LEN					(0xffff << 16)
56 	 #define TX_BD_LEN_SHIFT				 16
57 
58 	u32 tx_bd_opaque;
59 	__le64 tx_bd_haddr;
60 } __packed;
61 
62 struct tx_bd_ext {
63 	__le32 tx_bd_hsize_lflags;
64 	#define TX_BD_FLAGS_TCP_UDP_CHKSUM			(1 << 0)
65 	#define TX_BD_FLAGS_IP_CKSUM				(1 << 1)
66 	#define TX_BD_FLAGS_NO_CRC				(1 << 2)
67 	#define TX_BD_FLAGS_STAMP				(1 << 3)
68 	#define TX_BD_FLAGS_T_IP_CHKSUM				(1 << 4)
69 	#define TX_BD_FLAGS_LSO					(1 << 5)
70 	#define TX_BD_FLAGS_IPID_FMT				(1 << 6)
71 	#define TX_BD_FLAGS_T_IPID				(1 << 7)
72 	#define TX_BD_HSIZE					(0xff << 16)
73 	 #define TX_BD_HSIZE_SHIFT				 16
74 
75 	__le32 tx_bd_mss;
76 	__le32 tx_bd_cfa_action;
77 	#define TX_BD_CFA_ACTION				(0xffff << 16)
78 	 #define TX_BD_CFA_ACTION_SHIFT				 16
79 
80 	__le32 tx_bd_cfa_meta;
81 	#define TX_BD_CFA_META_MASK                             0xfffffff
82 	#define TX_BD_CFA_META_VID_MASK                         0xfff
83 	#define TX_BD_CFA_META_PRI_MASK                         (0xf << 12)
84 	 #define TX_BD_CFA_META_PRI_SHIFT                        12
85 	#define TX_BD_CFA_META_TPID_MASK                        (3 << 16)
86 	 #define TX_BD_CFA_META_TPID_SHIFT                       16
87 	#define TX_BD_CFA_META_KEY                              (0xf << 28)
88 	 #define TX_BD_CFA_META_KEY_SHIFT			 28
89 	#define TX_BD_CFA_META_KEY_VLAN                         (1 << 28)
90 };
91 
92 #define BNXT_TX_PTP_IS_SET(lflags) ((lflags) & cpu_to_le32(TX_BD_FLAGS_STAMP))
93 
94 struct rx_bd {
95 	__le32 rx_bd_len_flags_type;
96 	#define RX_BD_TYPE					(0x3f << 0)
97 	 #define RX_BD_TYPE_RX_PACKET_BD			 0x4
98 	 #define RX_BD_TYPE_RX_BUFFER_BD			 0x5
99 	 #define RX_BD_TYPE_RX_AGG_BD				 0x6
100 	 #define RX_BD_TYPE_16B_BD_SIZE				 (0 << 4)
101 	 #define RX_BD_TYPE_32B_BD_SIZE				 (1 << 4)
102 	 #define RX_BD_TYPE_48B_BD_SIZE				 (2 << 4)
103 	 #define RX_BD_TYPE_64B_BD_SIZE				 (3 << 4)
104 	#define RX_BD_FLAGS_SOP					(1 << 6)
105 	#define RX_BD_FLAGS_EOP					(1 << 7)
106 	#define RX_BD_FLAGS_BUFFERS				(3 << 8)
107 	 #define RX_BD_FLAGS_1_BUFFER_PACKET			 (0 << 8)
108 	 #define RX_BD_FLAGS_2_BUFFER_PACKET			 (1 << 8)
109 	 #define RX_BD_FLAGS_3_BUFFER_PACKET			 (2 << 8)
110 	 #define RX_BD_FLAGS_4_BUFFER_PACKET			 (3 << 8)
111 	#define RX_BD_LEN					(0xffff << 16)
112 	 #define RX_BD_LEN_SHIFT				 16
113 
114 	u32 rx_bd_opaque;
115 	__le64 rx_bd_haddr;
116 };
117 
118 struct tx_cmp {
119 	__le32 tx_cmp_flags_type;
120 	#define CMP_TYPE					(0x3f << 0)
121 	 #define CMP_TYPE_TX_L2_CMP				 0
122 	 #define CMP_TYPE_RX_L2_CMP				 17
123 	 #define CMP_TYPE_RX_AGG_CMP				 18
124 	 #define CMP_TYPE_RX_L2_TPA_START_CMP			 19
125 	 #define CMP_TYPE_RX_L2_TPA_END_CMP			 21
126 	 #define CMP_TYPE_RX_TPA_AGG_CMP			 22
127 	 #define CMP_TYPE_STATUS_CMP				 32
128 	 #define CMP_TYPE_REMOTE_DRIVER_REQ			 34
129 	 #define CMP_TYPE_REMOTE_DRIVER_RESP			 36
130 	 #define CMP_TYPE_ERROR_STATUS				 48
131 	 #define CMPL_BASE_TYPE_STAT_EJECT			 0x1aUL
132 	 #define CMPL_BASE_TYPE_HWRM_DONE			 0x20UL
133 	 #define CMPL_BASE_TYPE_HWRM_FWD_REQ			 0x22UL
134 	 #define CMPL_BASE_TYPE_HWRM_FWD_RESP			 0x24UL
135 	 #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT		 0x2eUL
136 
137 	#define TX_CMP_FLAGS_ERROR				(1 << 6)
138 	#define TX_CMP_FLAGS_PUSH				(1 << 7)
139 
140 	u32 tx_cmp_opaque;
141 	__le32 tx_cmp_errors_v;
142 	#define TX_CMP_V					(1 << 0)
143 	#define TX_CMP_ERRORS_BUFFER_ERROR			(7 << 1)
144 	 #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR		 0
145 	 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT		 2
146 	 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG	 4
147 	 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS		 5
148 	 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT			 (1 << 4)
149 	 #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN			 (1 << 5)
150 	 #define TX_CMP_ERRORS_DMA_ERROR			 (1 << 6)
151 	 #define TX_CMP_ERRORS_HINT_TOO_SHORT			 (1 << 7)
152 
153 	__le32 tx_cmp_unsed_3;
154 };
155 
156 struct rx_cmp {
157 	__le32 rx_cmp_len_flags_type;
158 	#define RX_CMP_CMP_TYPE					(0x3f << 0)
159 	#define RX_CMP_FLAGS_ERROR				(1 << 6)
160 	#define RX_CMP_FLAGS_PLACEMENT				(7 << 7)
161 	#define RX_CMP_FLAGS_RSS_VALID				(1 << 10)
162 	#define RX_CMP_FLAGS_UNUSED				(1 << 11)
163 	 #define RX_CMP_FLAGS_ITYPES_SHIFT			 12
164 	 #define RX_CMP_FLAGS_ITYPES_MASK			 0xf000
165 	 #define RX_CMP_FLAGS_ITYPE_UNKNOWN			 (0 << 12)
166 	 #define RX_CMP_FLAGS_ITYPE_IP				 (1 << 12)
167 	 #define RX_CMP_FLAGS_ITYPE_TCP				 (2 << 12)
168 	 #define RX_CMP_FLAGS_ITYPE_UDP				 (3 << 12)
169 	 #define RX_CMP_FLAGS_ITYPE_FCOE			 (4 << 12)
170 	 #define RX_CMP_FLAGS_ITYPE_ROCE			 (5 << 12)
171 	 #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS			 (8 << 12)
172 	 #define RX_CMP_FLAGS_ITYPE_PTP_W_TS			 (9 << 12)
173 	#define RX_CMP_LEN					(0xffff << 16)
174 	 #define RX_CMP_LEN_SHIFT				 16
175 
176 	u32 rx_cmp_opaque;
177 	__le32 rx_cmp_misc_v1;
178 	#define RX_CMP_V1					(1 << 0)
179 	#define RX_CMP_AGG_BUFS					(0x1f << 1)
180 	 #define RX_CMP_AGG_BUFS_SHIFT				 1
181 	#define RX_CMP_RSS_HASH_TYPE				(0x7f << 9)
182 	 #define RX_CMP_RSS_HASH_TYPE_SHIFT			 9
183 	#define RX_CMP_PAYLOAD_OFFSET				(0xff << 16)
184 	 #define RX_CMP_PAYLOAD_OFFSET_SHIFT			 16
185 
186 	__le32 rx_cmp_rss_hash;
187 };
188 
189 #define RX_CMP_HASH_VALID(rxcmp)				\
190 	((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
191 
192 #define RSS_PROFILE_ID_MASK	0x1f
193 
194 #define RX_CMP_HASH_TYPE(rxcmp)					\
195 	(((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
196 	  RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
197 
198 struct rx_cmp_ext {
199 	__le32 rx_cmp_flags2;
200 	#define RX_CMP_FLAGS2_IP_CS_CALC			0x1
201 	#define RX_CMP_FLAGS2_L4_CS_CALC			(0x1 << 1)
202 	#define RX_CMP_FLAGS2_T_IP_CS_CALC			(0x1 << 2)
203 	#define RX_CMP_FLAGS2_T_L4_CS_CALC			(0x1 << 3)
204 	#define RX_CMP_FLAGS2_META_FORMAT_VLAN			(0x1 << 4)
205 	__le32 rx_cmp_meta_data;
206 	#define RX_CMP_FLAGS2_METADATA_TCI_MASK			0xffff
207 	#define RX_CMP_FLAGS2_METADATA_VID_MASK			0xfff
208 	#define RX_CMP_FLAGS2_METADATA_TPID_MASK		0xffff0000
209 	 #define RX_CMP_FLAGS2_METADATA_TPID_SFT		 16
210 	__le32 rx_cmp_cfa_code_errors_v2;
211 	#define RX_CMP_V					(1 << 0)
212 	#define RX_CMPL_ERRORS_MASK				(0x7fff << 1)
213 	 #define RX_CMPL_ERRORS_SFT				 1
214 	#define RX_CMPL_ERRORS_BUFFER_ERROR_MASK		(0x7 << 1)
215 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER		 (0x0 << 1)
216 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT	 (0x1 << 1)
217 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP	 (0x2 << 1)
218 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT		 (0x3 << 1)
219 	#define RX_CMPL_ERRORS_IP_CS_ERROR			(0x1 << 4)
220 	#define RX_CMPL_ERRORS_L4_CS_ERROR			(0x1 << 5)
221 	#define RX_CMPL_ERRORS_T_IP_CS_ERROR			(0x1 << 6)
222 	#define RX_CMPL_ERRORS_T_L4_CS_ERROR			(0x1 << 7)
223 	#define RX_CMPL_ERRORS_CRC_ERROR			(0x1 << 8)
224 	#define RX_CMPL_ERRORS_T_PKT_ERROR_MASK			(0x7 << 9)
225 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR		 (0x0 << 9)
226 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION	 (0x1 << 9)
227 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN	 (0x2 << 9)
228 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR	 (0x3 << 9)
229 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR	 (0x4 << 9)
230 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR	 (0x5 << 9)
231 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL	 (0x6 << 9)
232 	#define RX_CMPL_ERRORS_PKT_ERROR_MASK			(0xf << 12)
233 	 #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR		 (0x0 << 12)
234 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION	 (0x1 << 12)
235 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN	 (0x2 << 12)
236 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL		 (0x3 << 12)
237 	 #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR	 (0x4 << 12)
238 	 #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR	 (0x5 << 12)
239 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN	 (0x6 << 12)
240 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
241 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN	 (0x8 << 12)
242 
243 	#define RX_CMPL_CFA_CODE_MASK				(0xffff << 16)
244 	 #define RX_CMPL_CFA_CODE_SFT				 16
245 
246 	__le32 rx_cmp_timestamp;
247 };
248 
249 #define RX_CMP_L2_ERRORS						\
250 	cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
251 
252 #define RX_CMP_L4_CS_BITS						\
253 	(cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
254 
255 #define RX_CMP_L4_CS_ERR_BITS						\
256 	(cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
257 
258 #define RX_CMP_L4_CS_OK(rxcmp1)						\
259 	    (((rxcmp1)->rx_cmp_flags2 &	RX_CMP_L4_CS_BITS) &&		\
260 	     !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
261 
262 #define RX_CMP_ENCAP(rxcmp1)						\
263 	    ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) &			\
264 	     RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
265 
266 #define RX_CMP_CFA_CODE(rxcmpl1)					\
267 	((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) &		\
268 	  RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
269 
270 struct rx_agg_cmp {
271 	__le32 rx_agg_cmp_len_flags_type;
272 	#define RX_AGG_CMP_TYPE					(0x3f << 0)
273 	#define RX_AGG_CMP_LEN					(0xffff << 16)
274 	 #define RX_AGG_CMP_LEN_SHIFT				 16
275 	u32 rx_agg_cmp_opaque;
276 	__le32 rx_agg_cmp_v;
277 	#define RX_AGG_CMP_V					(1 << 0)
278 	#define RX_AGG_CMP_AGG_ID				(0xffff << 16)
279 	 #define RX_AGG_CMP_AGG_ID_SHIFT			 16
280 	__le32 rx_agg_cmp_unused;
281 };
282 
283 #define TPA_AGG_AGG_ID(rx_agg)				\
284 	((le32_to_cpu((rx_agg)->rx_agg_cmp_v) &		\
285 	 RX_AGG_CMP_AGG_ID) >> RX_AGG_CMP_AGG_ID_SHIFT)
286 
287 struct rx_tpa_start_cmp {
288 	__le32 rx_tpa_start_cmp_len_flags_type;
289 	#define RX_TPA_START_CMP_TYPE				(0x3f << 0)
290 	#define RX_TPA_START_CMP_FLAGS				(0x3ff << 6)
291 	 #define RX_TPA_START_CMP_FLAGS_SHIFT			 6
292 	#define RX_TPA_START_CMP_FLAGS_ERROR			(0x1 << 6)
293 	#define RX_TPA_START_CMP_FLAGS_PLACEMENT		(0x7 << 7)
294 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT		 7
295 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO		 (0x1 << 7)
296 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS		 (0x2 << 7)
297 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO	 (0x5 << 7)
298 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS	 (0x6 << 7)
299 	#define RX_TPA_START_CMP_FLAGS_RSS_VALID		(0x1 << 10)
300 	#define RX_TPA_START_CMP_FLAGS_TIMESTAMP		(0x1 << 11)
301 	#define RX_TPA_START_CMP_FLAGS_ITYPES			(0xf << 12)
302 	 #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT		 12
303 	 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP		 (0x2 << 12)
304 	#define RX_TPA_START_CMP_LEN				(0xffff << 16)
305 	 #define RX_TPA_START_CMP_LEN_SHIFT			 16
306 
307 	u32 rx_tpa_start_cmp_opaque;
308 	__le32 rx_tpa_start_cmp_misc_v1;
309 	#define RX_TPA_START_CMP_V1				(0x1 << 0)
310 	#define RX_TPA_START_CMP_RSS_HASH_TYPE			(0x7f << 9)
311 	 #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT		 9
312 	#define RX_TPA_START_CMP_AGG_ID				(0x7f << 25)
313 	 #define RX_TPA_START_CMP_AGG_ID_SHIFT			 25
314 	#define RX_TPA_START_CMP_AGG_ID_P5			(0xffff << 16)
315 	 #define RX_TPA_START_CMP_AGG_ID_SHIFT_P5		 16
316 
317 	__le32 rx_tpa_start_cmp_rss_hash;
318 };
319 
320 #define TPA_START_HASH_VALID(rx_tpa_start)				\
321 	((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &		\
322 	 cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
323 
324 #define TPA_START_HASH_TYPE(rx_tpa_start)				\
325 	(((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &	\
326 	   RX_TPA_START_CMP_RSS_HASH_TYPE) >>				\
327 	  RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
328 
329 #define TPA_START_AGG_ID(rx_tpa_start)					\
330 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &	\
331 	 RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
332 
333 #define TPA_START_AGG_ID_P5(rx_tpa_start)				\
334 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &	\
335 	 RX_TPA_START_CMP_AGG_ID_P5) >> RX_TPA_START_CMP_AGG_ID_SHIFT_P5)
336 
337 #define TPA_START_ERROR(rx_tpa_start)					\
338 	((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &		\
339 	 cpu_to_le32(RX_TPA_START_CMP_FLAGS_ERROR))
340 
341 struct rx_tpa_start_cmp_ext {
342 	__le32 rx_tpa_start_cmp_flags2;
343 	#define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC		(0x1 << 0)
344 	#define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC		(0x1 << 1)
345 	#define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC		(0x1 << 2)
346 	#define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC		(0x1 << 3)
347 	#define RX_TPA_START_CMP_FLAGS2_IP_TYPE			(0x1 << 8)
348 	#define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_VALID		(0x1 << 9)
349 	#define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT		(0x3 << 10)
350 	 #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT_SHIFT	 10
351 	#define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL		(0xffff << 16)
352 	 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_SHIFT	 16
353 
354 	__le32 rx_tpa_start_cmp_metadata;
355 	__le32 rx_tpa_start_cmp_cfa_code_v2;
356 	#define RX_TPA_START_CMP_V2				(0x1 << 0)
357 	#define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK	(0x7 << 1)
358 	 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT	 1
359 	 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER	 (0x0 << 1)
360 	 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
361 	 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_FLUSH	 (0x5 << 1)
362 	#define RX_TPA_START_CMP_CFA_CODE			(0xffff << 16)
363 	 #define RX_TPA_START_CMPL_CFA_CODE_SHIFT		 16
364 	__le32 rx_tpa_start_cmp_hdr_info;
365 };
366 
367 #define TPA_START_CFA_CODE(rx_tpa_start)				\
368 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &	\
369 	 RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
370 
371 #define TPA_START_IS_IPV6(rx_tpa_start)				\
372 	(!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 &		\
373 	    cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
374 
375 #define TPA_START_ERROR_CODE(rx_tpa_start)				\
376 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &	\
377 	  RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK) >>			\
378 	 RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT)
379 
380 struct rx_tpa_end_cmp {
381 	__le32 rx_tpa_end_cmp_len_flags_type;
382 	#define RX_TPA_END_CMP_TYPE				(0x3f << 0)
383 	#define RX_TPA_END_CMP_FLAGS				(0x3ff << 6)
384 	 #define RX_TPA_END_CMP_FLAGS_SHIFT			 6
385 	#define RX_TPA_END_CMP_FLAGS_PLACEMENT			(0x7 << 7)
386 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT		 7
387 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO		 (0x1 << 7)
388 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS		 (0x2 << 7)
389 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO	 (0x5 << 7)
390 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS		 (0x6 << 7)
391 	#define RX_TPA_END_CMP_FLAGS_RSS_VALID			(0x1 << 10)
392 	#define RX_TPA_END_CMP_FLAGS_ITYPES			(0xf << 12)
393 	 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT		 12
394 	 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP			 (0x2 << 12)
395 	#define RX_TPA_END_CMP_LEN				(0xffff << 16)
396 	 #define RX_TPA_END_CMP_LEN_SHIFT			 16
397 
398 	u32 rx_tpa_end_cmp_opaque;
399 	__le32 rx_tpa_end_cmp_misc_v1;
400 	#define RX_TPA_END_CMP_V1				(0x1 << 0)
401 	#define RX_TPA_END_CMP_AGG_BUFS				(0x3f << 1)
402 	 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT			 1
403 	#define RX_TPA_END_CMP_TPA_SEGS				(0xff << 8)
404 	 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT			 8
405 	#define RX_TPA_END_CMP_PAYLOAD_OFFSET			(0xff << 16)
406 	 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT		 16
407 	#define RX_TPA_END_CMP_AGG_ID				(0x7f << 25)
408 	 #define RX_TPA_END_CMP_AGG_ID_SHIFT			 25
409 	#define RX_TPA_END_CMP_AGG_ID_P5			(0xffff << 16)
410 	 #define RX_TPA_END_CMP_AGG_ID_SHIFT_P5			 16
411 
412 	__le32 rx_tpa_end_cmp_tsdelta;
413 	#define RX_TPA_END_GRO_TS				(0x1 << 31)
414 };
415 
416 #define TPA_END_AGG_ID(rx_tpa_end)					\
417 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
418 	 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
419 
420 #define TPA_END_AGG_ID_P5(rx_tpa_end)					\
421 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
422 	 RX_TPA_END_CMP_AGG_ID_P5) >> RX_TPA_END_CMP_AGG_ID_SHIFT_P5)
423 
424 #define TPA_END_PAYLOAD_OFF(rx_tpa_end)					\
425 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
426 	 RX_TPA_END_CMP_PAYLOAD_OFFSET) >> RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT)
427 
428 #define TPA_END_AGG_BUFS(rx_tpa_end)					\
429 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
430 	 RX_TPA_END_CMP_AGG_BUFS) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT)
431 
432 #define TPA_END_TPA_SEGS(rx_tpa_end)					\
433 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
434 	 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
435 
436 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO				\
437 	cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &		\
438 		    RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
439 
440 #define TPA_END_GRO(rx_tpa_end)						\
441 	((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &			\
442 	 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
443 
444 #define TPA_END_GRO_TS(rx_tpa_end)					\
445 	(!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta &			\
446 	    cpu_to_le32(RX_TPA_END_GRO_TS)))
447 
448 struct rx_tpa_end_cmp_ext {
449 	__le32 rx_tpa_end_cmp_dup_acks;
450 	#define RX_TPA_END_CMP_TPA_DUP_ACKS			(0xf << 0)
451 	#define RX_TPA_END_CMP_PAYLOAD_OFFSET_P5		(0xff << 16)
452 	 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5		 16
453 	#define RX_TPA_END_CMP_AGG_BUFS_P5			(0xff << 24)
454 	 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5		 24
455 
456 	__le32 rx_tpa_end_cmp_seg_len;
457 	#define RX_TPA_END_CMP_TPA_SEG_LEN			(0xffff << 0)
458 
459 	__le32 rx_tpa_end_cmp_errors_v2;
460 	#define RX_TPA_END_CMP_V2				(0x1 << 0)
461 	#define RX_TPA_END_CMP_ERRORS				(0x3 << 1)
462 	#define RX_TPA_END_CMP_ERRORS_P5			(0x7 << 1)
463 	#define RX_TPA_END_CMPL_ERRORS_SHIFT			 1
464 	 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER	 (0x0 << 1)
465 	 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NOT_ON_CHIP	 (0x2 << 1)
466 	 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT	 (0x3 << 1)
467 	 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_RSV_ERROR	 (0x4 << 1)
468 	 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_FLUSH	 (0x5 << 1)
469 
470 	u32 rx_tpa_end_cmp_start_opaque;
471 };
472 
473 #define TPA_END_ERRORS(rx_tpa_end_ext)					\
474 	((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 &			\
475 	 cpu_to_le32(RX_TPA_END_CMP_ERRORS))
476 
477 #define TPA_END_PAYLOAD_OFF_P5(rx_tpa_end_ext)				\
478 	((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) &	\
479 	 RX_TPA_END_CMP_PAYLOAD_OFFSET_P5) >>				\
480 	RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5)
481 
482 #define TPA_END_AGG_BUFS_P5(rx_tpa_end_ext)				\
483 	((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) &	\
484 	 RX_TPA_END_CMP_AGG_BUFS_P5) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5)
485 
486 #define EVENT_DATA1_RESET_NOTIFY_FATAL(data1)				\
487 	(((data1) &							\
488 	  ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK) ==\
489 	 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL)
490 
491 #define EVENT_DATA1_RECOVERY_MASTER_FUNC(data1)				\
492 	!!((data1) &							\
493 	   ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASTER_FUNC)
494 
495 #define EVENT_DATA1_RECOVERY_ENABLED(data1)				\
496 	!!((data1) &							\
497 	   ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_RECOVERY_ENABLED)
498 
499 struct nqe_cn {
500 	__le16	type;
501 	#define NQ_CN_TYPE_MASK           0x3fUL
502 	#define NQ_CN_TYPE_SFT            0
503 	#define NQ_CN_TYPE_CQ_NOTIFICATION  0x30UL
504 	#define NQ_CN_TYPE_LAST            NQ_CN_TYPE_CQ_NOTIFICATION
505 	__le16	reserved16;
506 	__le32	cq_handle_low;
507 	__le32	v;
508 	#define NQ_CN_V     0x1UL
509 	__le32	cq_handle_high;
510 };
511 
512 #define DB_IDX_MASK						0xffffff
513 #define DB_IDX_VALID						(0x1 << 26)
514 #define DB_IRQ_DIS						(0x1 << 27)
515 #define DB_KEY_TX						(0x0 << 28)
516 #define DB_KEY_RX						(0x1 << 28)
517 #define DB_KEY_CP						(0x2 << 28)
518 #define DB_KEY_ST						(0x3 << 28)
519 #define DB_KEY_TX_PUSH						(0x4 << 28)
520 #define DB_LONG_TX_PUSH						(0x2 << 24)
521 
522 #define BNXT_MIN_ROCE_CP_RINGS	2
523 #define BNXT_MIN_ROCE_STAT_CTXS	1
524 
525 /* 64-bit doorbell */
526 #define DBR_INDEX_MASK					0x0000000000ffffffULL
527 #define DBR_XID_MASK					0x000fffff00000000ULL
528 #define DBR_XID_SFT					32
529 #define DBR_PATH_L2					(0x1ULL << 56)
530 #define DBR_TYPE_SQ					(0x0ULL << 60)
531 #define DBR_TYPE_RQ					(0x1ULL << 60)
532 #define DBR_TYPE_SRQ					(0x2ULL << 60)
533 #define DBR_TYPE_SRQ_ARM				(0x3ULL << 60)
534 #define DBR_TYPE_CQ					(0x4ULL << 60)
535 #define DBR_TYPE_CQ_ARMSE				(0x5ULL << 60)
536 #define DBR_TYPE_CQ_ARMALL				(0x6ULL << 60)
537 #define DBR_TYPE_CQ_ARMENA				(0x7ULL << 60)
538 #define DBR_TYPE_SRQ_ARMENA				(0x8ULL << 60)
539 #define DBR_TYPE_CQ_CUTOFF_ACK				(0x9ULL << 60)
540 #define DBR_TYPE_NQ					(0xaULL << 60)
541 #define DBR_TYPE_NQ_ARM					(0xbULL << 60)
542 #define DBR_TYPE_NULL					(0xfULL << 60)
543 
544 #define DB_PF_OFFSET_P5					0x10000
545 #define DB_VF_OFFSET_P5					0x4000
546 
547 #define INVALID_HW_RING_ID	((u16)-1)
548 
549 /* The hardware supports certain page sizes.  Use the supported page sizes
550  * to allocate the rings.
551  */
552 #if (PAGE_SHIFT < 12)
553 #define BNXT_PAGE_SHIFT	12
554 #elif (PAGE_SHIFT <= 13)
555 #define BNXT_PAGE_SHIFT	PAGE_SHIFT
556 #elif (PAGE_SHIFT < 16)
557 #define BNXT_PAGE_SHIFT	13
558 #else
559 #define BNXT_PAGE_SHIFT	16
560 #endif
561 
562 #define BNXT_PAGE_SIZE	(1 << BNXT_PAGE_SHIFT)
563 
564 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
565 #if (PAGE_SHIFT > 15)
566 #define BNXT_RX_PAGE_SHIFT 15
567 #else
568 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
569 #endif
570 
571 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
572 
573 #define BNXT_MAX_MTU		9500
574 #define BNXT_MAX_PAGE_MODE_MTU	\
575 	((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN -	\
576 	 XDP_PACKET_HEADROOM)
577 
578 #define BNXT_MIN_PKT_SIZE	52
579 
580 #define BNXT_DEFAULT_RX_RING_SIZE	511
581 #define BNXT_DEFAULT_TX_RING_SIZE	511
582 
583 #define MAX_TPA		64
584 #define MAX_TPA_P5	256
585 #define MAX_TPA_P5_MASK	(MAX_TPA_P5 - 1)
586 #define MAX_TPA_SEGS_P5	0x3f
587 
588 #if (BNXT_PAGE_SHIFT == 16)
589 #define MAX_RX_PAGES	1
590 #define MAX_RX_AGG_PAGES	4
591 #define MAX_TX_PAGES	1
592 #define MAX_CP_PAGES	8
593 #else
594 #define MAX_RX_PAGES	8
595 #define MAX_RX_AGG_PAGES	32
596 #define MAX_TX_PAGES	8
597 #define MAX_CP_PAGES	64
598 #endif
599 
600 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
601 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
602 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
603 
604 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
605 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
606 
607 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
608 
609 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
610 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
611 
612 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
613 
614 #define BNXT_MAX_RX_DESC_CNT		(RX_DESC_CNT * MAX_RX_PAGES - 1)
615 #define BNXT_MAX_RX_JUM_DESC_CNT	(RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
616 #define BNXT_MAX_TX_DESC_CNT		(TX_DESC_CNT * MAX_TX_PAGES - 1)
617 
618 #define RX_RING(x)	(((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
619 #define RX_IDX(x)	((x) & (RX_DESC_CNT - 1))
620 
621 #define TX_RING(x)	(((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
622 #define TX_IDX(x)	((x) & (TX_DESC_CNT - 1))
623 
624 #define CP_RING(x)	(((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
625 #define CP_IDX(x)	((x) & (CP_DESC_CNT - 1))
626 
627 #define TX_CMP_VALID(txcmp, raw_cons)					\
628 	(!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==	\
629 	 !((raw_cons) & bp->cp_bit))
630 
631 #define RX_CMP_VALID(rxcmp1, raw_cons)					\
632 	(!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
633 	 !((raw_cons) & bp->cp_bit))
634 
635 #define RX_AGG_CMP_VALID(agg, raw_cons)				\
636 	(!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) ==	\
637 	 !((raw_cons) & bp->cp_bit))
638 
639 #define NQ_CMP_VALID(nqcmp, raw_cons)				\
640 	(!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit))
641 
642 #define TX_CMP_TYPE(txcmp)					\
643 	(le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
644 
645 #define RX_CMP_TYPE(rxcmp)					\
646 	(le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
647 
648 #define NEXT_RX(idx)		(((idx) + 1) & bp->rx_ring_mask)
649 
650 #define NEXT_RX_AGG(idx)	(((idx) + 1) & bp->rx_agg_ring_mask)
651 
652 #define NEXT_TX(idx)		(((idx) + 1) & bp->tx_ring_mask)
653 
654 #define ADV_RAW_CMP(idx, n)	((idx) + (n))
655 #define NEXT_RAW_CMP(idx)	ADV_RAW_CMP(idx, 1)
656 #define RING_CMP(idx)		((idx) & bp->cp_ring_mask)
657 #define NEXT_CMP(idx)		RING_CMP(ADV_RAW_CMP(idx, 1))
658 
659 #define BNXT_HWRM_MAX_REQ_LEN		(bp->hwrm_max_req_len)
660 #define BNXT_HWRM_SHORT_REQ_LEN		sizeof(struct hwrm_short_input)
661 #define DFLT_HWRM_CMD_TIMEOUT		500
662 #define HWRM_CMD_MAX_TIMEOUT		40000
663 #define SHORT_HWRM_CMD_TIMEOUT		20
664 #define HWRM_CMD_TIMEOUT		(bp->hwrm_cmd_timeout)
665 #define HWRM_RESET_TIMEOUT		((HWRM_CMD_TIMEOUT) * 4)
666 #define HWRM_COREDUMP_TIMEOUT		((HWRM_CMD_TIMEOUT) * 12)
667 #define BNXT_HWRM_REQ_MAX_SIZE		128
668 #define BNXT_HWRM_REQS_PER_PAGE		(BNXT_PAGE_SIZE /	\
669 					 BNXT_HWRM_REQ_MAX_SIZE)
670 #define HWRM_SHORT_MIN_TIMEOUT		3
671 #define HWRM_SHORT_MAX_TIMEOUT		10
672 #define HWRM_SHORT_TIMEOUT_COUNTER	5
673 
674 #define HWRM_MIN_TIMEOUT		25
675 #define HWRM_MAX_TIMEOUT		40
676 
677 #define HWRM_WAIT_MUST_ABORT(bp, req)					\
678 	(le16_to_cpu((req)->req_type) != HWRM_VER_GET &&		\
679 	 !bnxt_is_fw_healthy(bp))
680 
681 #define HWRM_TOTAL_TIMEOUT(n)	(((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ?	\
682 	((n) * HWRM_SHORT_MIN_TIMEOUT) :				\
683 	(HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT +		\
684 	 ((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
685 
686 #define HWRM_VALID_BIT_DELAY_USEC	150
687 
688 #define BNXT_HWRM_CHNL_CHIMP	0
689 #define BNXT_HWRM_CHNL_KONG	1
690 
691 #define BNXT_RX_EVENT		1
692 #define BNXT_AGG_EVENT		2
693 #define BNXT_TX_EVENT		4
694 #define BNXT_REDIRECT_EVENT	8
695 
696 struct bnxt_sw_tx_bd {
697 	union {
698 		struct sk_buff		*skb;
699 		struct xdp_frame	*xdpf;
700 	};
701 	DEFINE_DMA_UNMAP_ADDR(mapping);
702 	DEFINE_DMA_UNMAP_LEN(len);
703 	u8			is_gso;
704 	u8			is_push;
705 	u8			action;
706 	union {
707 		unsigned short		nr_frags;
708 		u16			rx_prod;
709 	};
710 };
711 
712 struct bnxt_sw_rx_bd {
713 	void			*data;
714 	u8			*data_ptr;
715 	dma_addr_t		mapping;
716 };
717 
718 struct bnxt_sw_rx_agg_bd {
719 	struct page		*page;
720 	unsigned int		offset;
721 	dma_addr_t		mapping;
722 };
723 
724 struct bnxt_mem_init {
725 	u8	init_val;
726 	u16	offset;
727 #define	BNXT_MEM_INVALID_OFFSET	0xffff
728 	u16	size;
729 };
730 
731 struct bnxt_ring_mem_info {
732 	int			nr_pages;
733 	int			page_size;
734 	u16			flags;
735 #define BNXT_RMEM_VALID_PTE_FLAG	1
736 #define BNXT_RMEM_RING_PTE_FLAG		2
737 #define BNXT_RMEM_USE_FULL_PAGE_FLAG	4
738 
739 	u16			depth;
740 	struct bnxt_mem_init	*mem_init;
741 
742 	void			**pg_arr;
743 	dma_addr_t		*dma_arr;
744 
745 	__le64			*pg_tbl;
746 	dma_addr_t		pg_tbl_map;
747 
748 	int			vmem_size;
749 	void			**vmem;
750 };
751 
752 struct bnxt_ring_struct {
753 	struct bnxt_ring_mem_info	ring_mem;
754 
755 	u16			fw_ring_id; /* Ring id filled by Chimp FW */
756 	union {
757 		u16		grp_idx;
758 		u16		map_idx; /* Used by cmpl rings */
759 	};
760 	u32			handle;
761 	u8			queue_id;
762 };
763 
764 struct tx_push_bd {
765 	__le32			doorbell;
766 	__le32			tx_bd_len_flags_type;
767 	u32			tx_bd_opaque;
768 	struct tx_bd_ext	txbd2;
769 };
770 
771 struct tx_push_buffer {
772 	struct tx_push_bd	push_bd;
773 	u32			data[25];
774 };
775 
776 struct bnxt_db_info {
777 	void __iomem		*doorbell;
778 	union {
779 		u64		db_key64;
780 		u32		db_key32;
781 	};
782 };
783 
784 struct bnxt_tx_ring_info {
785 	struct bnxt_napi	*bnapi;
786 	u16			tx_prod;
787 	u16			tx_cons;
788 	u16			txq_index;
789 	u8			kick_pending;
790 	struct bnxt_db_info	tx_db;
791 
792 	struct tx_bd		*tx_desc_ring[MAX_TX_PAGES];
793 	struct bnxt_sw_tx_bd	*tx_buf_ring;
794 
795 	dma_addr_t		tx_desc_mapping[MAX_TX_PAGES];
796 
797 	struct tx_push_buffer	*tx_push;
798 	dma_addr_t		tx_push_mapping;
799 	__le64			data_mapping;
800 
801 #define BNXT_DEV_STATE_CLOSING	0x1
802 	u32			dev_state;
803 
804 	struct bnxt_ring_struct	tx_ring_struct;
805 };
806 
807 #define BNXT_LEGACY_COAL_CMPL_PARAMS					\
808 	(RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN |		\
809 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX |		\
810 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET |		\
811 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE |			\
812 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR |		\
813 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
814 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR |		\
815 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
816 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
817 
818 #define BNXT_COAL_CMPL_ENABLES						\
819 	(RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
820 	 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
821 	 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
822 	 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
823 
824 #define BNXT_COAL_CMPL_MIN_TMR_ENABLE					\
825 	RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
826 
827 #define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE			\
828 	RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
829 
830 struct bnxt_coal_cap {
831 	u32			cmpl_params;
832 	u32			nq_params;
833 	u16			num_cmpl_dma_aggr_max;
834 	u16			num_cmpl_dma_aggr_during_int_max;
835 	u16			cmpl_aggr_dma_tmr_max;
836 	u16			cmpl_aggr_dma_tmr_during_int_max;
837 	u16			int_lat_tmr_min_max;
838 	u16			int_lat_tmr_max_max;
839 	u16			num_cmpl_aggr_int_max;
840 	u16			timer_units;
841 };
842 
843 struct bnxt_coal {
844 	u16			coal_ticks;
845 	u16			coal_ticks_irq;
846 	u16			coal_bufs;
847 	u16			coal_bufs_irq;
848 			/* RING_IDLE enabled when coal ticks < idle_thresh  */
849 	u16			idle_thresh;
850 	u8			bufs_per_record;
851 	u8			budget;
852 };
853 
854 struct bnxt_tpa_info {
855 	void			*data;
856 	u8			*data_ptr;
857 	dma_addr_t		mapping;
858 	u16			len;
859 	unsigned short		gso_type;
860 	u32			flags2;
861 	u32			metadata;
862 	enum pkt_hash_types	hash_type;
863 	u32			rss_hash;
864 	u32			hdr_info;
865 
866 #define BNXT_TPA_L4_SIZE(hdr_info)	\
867 	(((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
868 
869 #define BNXT_TPA_INNER_L3_OFF(hdr_info)	\
870 	(((hdr_info) >> 18) & 0x1ff)
871 
872 #define BNXT_TPA_INNER_L2_OFF(hdr_info)	\
873 	(((hdr_info) >> 9) & 0x1ff)
874 
875 #define BNXT_TPA_OUTER_L3_OFF(hdr_info)	\
876 	((hdr_info) & 0x1ff)
877 
878 	u16			cfa_code; /* cfa_code in TPA start compl */
879 	u8			agg_count;
880 	struct rx_agg_cmp	*agg_arr;
881 };
882 
883 #define BNXT_AGG_IDX_BMAP_SIZE	(MAX_TPA_P5 / BITS_PER_LONG)
884 
885 struct bnxt_tpa_idx_map {
886 	u16		agg_id_tbl[1024];
887 	unsigned long	agg_idx_bmap[BNXT_AGG_IDX_BMAP_SIZE];
888 };
889 
890 struct bnxt_rx_ring_info {
891 	struct bnxt_napi	*bnapi;
892 	u16			rx_prod;
893 	u16			rx_agg_prod;
894 	u16			rx_sw_agg_prod;
895 	u16			rx_next_cons;
896 	struct bnxt_db_info	rx_db;
897 	struct bnxt_db_info	rx_agg_db;
898 
899 	struct bpf_prog		*xdp_prog;
900 
901 	struct rx_bd		*rx_desc_ring[MAX_RX_PAGES];
902 	struct bnxt_sw_rx_bd	*rx_buf_ring;
903 
904 	struct rx_bd		*rx_agg_desc_ring[MAX_RX_AGG_PAGES];
905 	struct bnxt_sw_rx_agg_bd	*rx_agg_ring;
906 
907 	unsigned long		*rx_agg_bmap;
908 	u16			rx_agg_bmap_size;
909 
910 	struct page		*rx_page;
911 	unsigned int		rx_page_offset;
912 
913 	dma_addr_t		rx_desc_mapping[MAX_RX_PAGES];
914 	dma_addr_t		rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
915 
916 	struct bnxt_tpa_info	*rx_tpa;
917 	struct bnxt_tpa_idx_map *rx_tpa_idx_map;
918 
919 	struct bnxt_ring_struct	rx_ring_struct;
920 	struct bnxt_ring_struct	rx_agg_ring_struct;
921 	struct xdp_rxq_info	xdp_rxq;
922 	struct page_pool	*page_pool;
923 };
924 
925 struct bnxt_rx_sw_stats {
926 	u64			rx_l4_csum_errors;
927 	u64			rx_resets;
928 	u64			rx_buf_errors;
929 };
930 
931 struct bnxt_cmn_sw_stats {
932 	u64			missed_irqs;
933 };
934 
935 struct bnxt_sw_stats {
936 	struct bnxt_rx_sw_stats rx;
937 	struct bnxt_cmn_sw_stats cmn;
938 };
939 
940 struct bnxt_stats_mem {
941 	u64		*sw_stats;
942 	u64		*hw_masks;
943 	void		*hw_stats;
944 	dma_addr_t	hw_stats_map;
945 	int		len;
946 };
947 
948 struct bnxt_cp_ring_info {
949 	struct bnxt_napi	*bnapi;
950 	u32			cp_raw_cons;
951 	struct bnxt_db_info	cp_db;
952 
953 	u8			had_work_done:1;
954 	u8			has_more_work:1;
955 
956 	u32			last_cp_raw_cons;
957 
958 	struct bnxt_coal	rx_ring_coal;
959 	u64			rx_packets;
960 	u64			rx_bytes;
961 	u64			event_ctr;
962 
963 	struct dim		dim;
964 
965 	union {
966 		struct tx_cmp	*cp_desc_ring[MAX_CP_PAGES];
967 		struct nqe_cn	*nq_desc_ring[MAX_CP_PAGES];
968 	};
969 
970 	dma_addr_t		cp_desc_mapping[MAX_CP_PAGES];
971 
972 	struct bnxt_stats_mem	stats;
973 	u32			hw_stats_ctx_id;
974 
975 	struct bnxt_sw_stats	sw_stats;
976 
977 	struct bnxt_ring_struct	cp_ring_struct;
978 
979 	struct bnxt_cp_ring_info *cp_ring_arr[2];
980 #define BNXT_RX_HDL	0
981 #define BNXT_TX_HDL	1
982 };
983 
984 struct bnxt_napi {
985 	struct napi_struct	napi;
986 	struct bnxt		*bp;
987 
988 	int			index;
989 	struct bnxt_cp_ring_info	cp_ring;
990 	struct bnxt_rx_ring_info	*rx_ring;
991 	struct bnxt_tx_ring_info	*tx_ring;
992 
993 	void			(*tx_int)(struct bnxt *, struct bnxt_napi *,
994 					  int);
995 	int			tx_pkts;
996 	u8			events;
997 
998 	u32			flags;
999 #define BNXT_NAPI_FLAG_XDP	0x1
1000 
1001 	bool			in_reset;
1002 };
1003 
1004 struct bnxt_irq {
1005 	irq_handler_t	handler;
1006 	unsigned int	vector;
1007 	u8		requested:1;
1008 	u8		have_cpumask:1;
1009 	char		name[IFNAMSIZ + 2];
1010 	cpumask_var_t	cpu_mask;
1011 };
1012 
1013 #define HWRM_RING_ALLOC_TX	0x1
1014 #define HWRM_RING_ALLOC_RX	0x2
1015 #define HWRM_RING_ALLOC_AGG	0x4
1016 #define HWRM_RING_ALLOC_CMPL	0x8
1017 #define HWRM_RING_ALLOC_NQ	0x10
1018 
1019 #define INVALID_STATS_CTX_ID	-1
1020 
1021 struct bnxt_ring_grp_info {
1022 	u16	fw_stats_ctx;
1023 	u16	fw_grp_id;
1024 	u16	rx_fw_ring_id;
1025 	u16	agg_fw_ring_id;
1026 	u16	cp_fw_ring_id;
1027 };
1028 
1029 struct bnxt_vnic_info {
1030 	u16		fw_vnic_id; /* returned by Chimp during alloc */
1031 #define BNXT_MAX_CTX_PER_VNIC	8
1032 	u16		fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
1033 	u16		fw_l2_ctx_id;
1034 #define BNXT_MAX_UC_ADDRS	4
1035 	__le64		fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
1036 				/* index 0 always dev_addr */
1037 	u16		uc_filter_count;
1038 	u8		*uc_list;
1039 
1040 	u16		*fw_grp_ids;
1041 	dma_addr_t	rss_table_dma_addr;
1042 	__le16		*rss_table;
1043 	dma_addr_t	rss_hash_key_dma_addr;
1044 	u64		*rss_hash_key;
1045 	int		rss_table_size;
1046 #define BNXT_RSS_TABLE_ENTRIES_P5	64
1047 #define BNXT_RSS_TABLE_SIZE_P5		(BNXT_RSS_TABLE_ENTRIES_P5 * 4)
1048 #define BNXT_RSS_TABLE_MAX_TBL_P5	8
1049 #define BNXT_MAX_RSS_TABLE_SIZE_P5				\
1050 	(BNXT_RSS_TABLE_SIZE_P5 * BNXT_RSS_TABLE_MAX_TBL_P5)
1051 #define BNXT_MAX_RSS_TABLE_ENTRIES_P5				\
1052 	(BNXT_RSS_TABLE_ENTRIES_P5 * BNXT_RSS_TABLE_MAX_TBL_P5)
1053 
1054 	u32		rx_mask;
1055 
1056 	u8		*mc_list;
1057 	int		mc_list_size;
1058 	int		mc_list_count;
1059 	dma_addr_t	mc_list_mapping;
1060 #define BNXT_MAX_MC_ADDRS	16
1061 
1062 	u32		flags;
1063 #define BNXT_VNIC_RSS_FLAG	1
1064 #define BNXT_VNIC_RFS_FLAG	2
1065 #define BNXT_VNIC_MCAST_FLAG	4
1066 #define BNXT_VNIC_UCAST_FLAG	8
1067 #define BNXT_VNIC_RFS_NEW_RSS_FLAG	0x10
1068 };
1069 
1070 struct bnxt_hw_resc {
1071 	u16	min_rsscos_ctxs;
1072 	u16	max_rsscos_ctxs;
1073 	u16	min_cp_rings;
1074 	u16	max_cp_rings;
1075 	u16	resv_cp_rings;
1076 	u16	min_tx_rings;
1077 	u16	max_tx_rings;
1078 	u16	resv_tx_rings;
1079 	u16	max_tx_sch_inputs;
1080 	u16	min_rx_rings;
1081 	u16	max_rx_rings;
1082 	u16	resv_rx_rings;
1083 	u16	min_hw_ring_grps;
1084 	u16	max_hw_ring_grps;
1085 	u16	resv_hw_ring_grps;
1086 	u16	min_l2_ctxs;
1087 	u16	max_l2_ctxs;
1088 	u16	min_vnics;
1089 	u16	max_vnics;
1090 	u16	resv_vnics;
1091 	u16	min_stat_ctxs;
1092 	u16	max_stat_ctxs;
1093 	u16	resv_stat_ctxs;
1094 	u16	max_nqs;
1095 	u16	max_irqs;
1096 	u16	resv_irqs;
1097 };
1098 
1099 #if defined(CONFIG_BNXT_SRIOV)
1100 struct bnxt_vf_info {
1101 	u16	fw_fid;
1102 	u8	mac_addr[ETH_ALEN];	/* PF assigned MAC Address */
1103 	u8	vf_mac_addr[ETH_ALEN];	/* VF assigned MAC address, only
1104 					 * stored by PF.
1105 					 */
1106 	u16	vlan;
1107 	u16	func_qcfg_flags;
1108 	u32	flags;
1109 #define BNXT_VF_QOS		0x1
1110 #define BNXT_VF_SPOOFCHK	0x2
1111 #define BNXT_VF_LINK_FORCED	0x4
1112 #define BNXT_VF_LINK_UP		0x8
1113 #define BNXT_VF_TRUST		0x10
1114 	u32	min_tx_rate;
1115 	u32	max_tx_rate;
1116 	void	*hwrm_cmd_req_addr;
1117 	dma_addr_t	hwrm_cmd_req_dma_addr;
1118 };
1119 #endif
1120 
1121 struct bnxt_pf_info {
1122 #define BNXT_FIRST_PF_FID	1
1123 #define BNXT_FIRST_VF_FID	128
1124 	u16	fw_fid;
1125 	u16	port_id;
1126 	u8	mac_addr[ETH_ALEN];
1127 	u32	first_vf_id;
1128 	u16	active_vfs;
1129 	u16	registered_vfs;
1130 	u16	max_vfs;
1131 	u32	max_encap_records;
1132 	u32	max_decap_records;
1133 	u32	max_tx_em_flows;
1134 	u32	max_tx_wm_flows;
1135 	u32	max_rx_em_flows;
1136 	u32	max_rx_wm_flows;
1137 	unsigned long	*vf_event_bmap;
1138 	u16	hwrm_cmd_req_pages;
1139 	u8	vf_resv_strategy;
1140 #define BNXT_VF_RESV_STRATEGY_MAXIMAL	0
1141 #define BNXT_VF_RESV_STRATEGY_MINIMAL	1
1142 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC	2
1143 	void			*hwrm_cmd_req_addr[4];
1144 	dma_addr_t		hwrm_cmd_req_dma_addr[4];
1145 	struct bnxt_vf_info	*vf;
1146 };
1147 
1148 struct bnxt_ntuple_filter {
1149 	struct hlist_node	hash;
1150 	u8			dst_mac_addr[ETH_ALEN];
1151 	u8			src_mac_addr[ETH_ALEN];
1152 	struct flow_keys	fkeys;
1153 	__le64			filter_id;
1154 	u16			sw_id;
1155 	u8			l2_fltr_idx;
1156 	u16			rxq;
1157 	u32			flow_id;
1158 	unsigned long		state;
1159 #define BNXT_FLTR_VALID		0
1160 #define BNXT_FLTR_UPDATE	1
1161 };
1162 
1163 struct bnxt_link_info {
1164 	u8			phy_type;
1165 	u8			media_type;
1166 	u8			transceiver;
1167 	u8			phy_addr;
1168 	u8			phy_link_status;
1169 #define BNXT_LINK_NO_LINK	PORT_PHY_QCFG_RESP_LINK_NO_LINK
1170 #define BNXT_LINK_SIGNAL	PORT_PHY_QCFG_RESP_LINK_SIGNAL
1171 #define BNXT_LINK_LINK		PORT_PHY_QCFG_RESP_LINK_LINK
1172 	u8			wire_speed;
1173 	u8			phy_state;
1174 #define BNXT_PHY_STATE_ENABLED		0
1175 #define BNXT_PHY_STATE_DISABLED		1
1176 
1177 	u8			link_up;
1178 	u8			duplex;
1179 #define BNXT_LINK_DUPLEX_HALF	PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
1180 #define BNXT_LINK_DUPLEX_FULL	PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
1181 	u8			pause;
1182 #define BNXT_LINK_PAUSE_TX	PORT_PHY_QCFG_RESP_PAUSE_TX
1183 #define BNXT_LINK_PAUSE_RX	PORT_PHY_QCFG_RESP_PAUSE_RX
1184 #define BNXT_LINK_PAUSE_BOTH	(PORT_PHY_QCFG_RESP_PAUSE_RX | \
1185 				 PORT_PHY_QCFG_RESP_PAUSE_TX)
1186 	u8			lp_pause;
1187 	u8			auto_pause_setting;
1188 	u8			force_pause_setting;
1189 	u8			duplex_setting;
1190 	u8			auto_mode;
1191 #define BNXT_AUTO_MODE(mode)	((mode) > BNXT_LINK_AUTO_NONE && \
1192 				 (mode) <= BNXT_LINK_AUTO_MSK)
1193 #define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
1194 #define BNXT_LINK_AUTO_ALLSPDS	PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
1195 #define BNXT_LINK_AUTO_ONESPD	PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
1196 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
1197 #define BNXT_LINK_AUTO_MSK	PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
1198 #define PHY_VER_LEN		3
1199 	u8			phy_ver[PHY_VER_LEN];
1200 	u16			link_speed;
1201 #define BNXT_LINK_SPEED_100MB	PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
1202 #define BNXT_LINK_SPEED_1GB	PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
1203 #define BNXT_LINK_SPEED_2GB	PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
1204 #define BNXT_LINK_SPEED_2_5GB	PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
1205 #define BNXT_LINK_SPEED_10GB	PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
1206 #define BNXT_LINK_SPEED_20GB	PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
1207 #define BNXT_LINK_SPEED_25GB	PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
1208 #define BNXT_LINK_SPEED_40GB	PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
1209 #define BNXT_LINK_SPEED_50GB	PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
1210 #define BNXT_LINK_SPEED_100GB	PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
1211 	u16			support_speeds;
1212 	u16			support_pam4_speeds;
1213 	u16			auto_link_speeds;	/* fw adv setting */
1214 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
1215 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
1216 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
1217 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
1218 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
1219 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
1220 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
1221 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
1222 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
1223 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
1224 	u16			auto_pam4_link_speeds;
1225 #define BNXT_LINK_PAM4_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_50G
1226 #define BNXT_LINK_PAM4_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_100G
1227 #define BNXT_LINK_PAM4_SPEED_MSK_200GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_200G
1228 	u16			support_auto_speeds;
1229 	u16			support_pam4_auto_speeds;
1230 	u16			lp_auto_link_speeds;
1231 	u16			lp_auto_pam4_link_speeds;
1232 	u16			force_link_speed;
1233 	u16			force_pam4_link_speed;
1234 	u32			preemphasis;
1235 	u8			module_status;
1236 	u8			active_fec_sig_mode;
1237 	u16			fec_cfg;
1238 #define BNXT_FEC_NONE		PORT_PHY_QCFG_RESP_FEC_CFG_FEC_NONE_SUPPORTED
1239 #define BNXT_FEC_AUTONEG_CAP	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_SUPPORTED
1240 #define BNXT_FEC_AUTONEG	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
1241 #define BNXT_FEC_ENC_BASE_R_CAP	\
1242 	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_SUPPORTED
1243 #define BNXT_FEC_ENC_BASE_R	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
1244 #define BNXT_FEC_ENC_RS_CAP	\
1245 	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_SUPPORTED
1246 #define BNXT_FEC_ENC_LLRS_CAP	\
1247 	(PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_SUPPORTED |	\
1248 	 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_SUPPORTED)
1249 #define BNXT_FEC_ENC_RS		\
1250 	(PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED |	\
1251 	 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_1XN_ENABLED |	\
1252 	 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_IEEE_ENABLED)
1253 #define BNXT_FEC_ENC_LLRS	\
1254 	(PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_ENABLED |	\
1255 	 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_ENABLED)
1256 
1257 	/* copy of requested setting from ethtool cmd */
1258 	u8			autoneg;
1259 #define BNXT_AUTONEG_SPEED		1
1260 #define BNXT_AUTONEG_FLOW_CTRL		2
1261 	u8			req_signal_mode;
1262 #define BNXT_SIG_MODE_NRZ	PORT_PHY_QCFG_RESP_SIGNAL_MODE_NRZ
1263 #define BNXT_SIG_MODE_PAM4	PORT_PHY_QCFG_RESP_SIGNAL_MODE_PAM4
1264 	u8			req_duplex;
1265 	u8			req_flow_ctrl;
1266 	u16			req_link_speed;
1267 	u16			advertising;	/* user adv setting */
1268 	u16			advertising_pam4;
1269 	bool			force_link_chng;
1270 
1271 	bool			phy_retry;
1272 	unsigned long		phy_retry_expires;
1273 
1274 	/* a copy of phy_qcfg output used to report link
1275 	 * info to VF
1276 	 */
1277 	struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1278 };
1279 
1280 #define BNXT_FEC_RS544_ON					\
1281 	 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_1XN_ENABLE |		\
1282 	  PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_IEEE_ENABLE)
1283 
1284 #define BNXT_FEC_RS544_OFF					\
1285 	 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_1XN_DISABLE |	\
1286 	  PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_IEEE_DISABLE)
1287 
1288 #define BNXT_FEC_RS272_ON					\
1289 	 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_1XN_ENABLE |		\
1290 	  PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_IEEE_ENABLE)
1291 
1292 #define BNXT_FEC_RS272_OFF					\
1293 	 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_1XN_DISABLE |	\
1294 	  PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_IEEE_DISABLE)
1295 
1296 #define BNXT_PAM4_SUPPORTED(link_info)				\
1297 	((link_info)->support_pam4_speeds)
1298 
1299 #define BNXT_FEC_RS_ON(link_info)				\
1300 	(PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_ENABLE |		\
1301 	 PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE |		\
1302 	 (BNXT_PAM4_SUPPORTED(link_info) ?			\
1303 	  (BNXT_FEC_RS544_ON | BNXT_FEC_RS272_OFF) : 0))
1304 
1305 #define BNXT_FEC_LLRS_ON					\
1306 	(PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_ENABLE |		\
1307 	 PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE |		\
1308 	 BNXT_FEC_RS272_ON | BNXT_FEC_RS544_OFF)
1309 
1310 #define BNXT_FEC_RS_OFF(link_info)				\
1311 	(PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_DISABLE |		\
1312 	 (BNXT_PAM4_SUPPORTED(link_info) ?			\
1313 	  (BNXT_FEC_RS544_OFF | BNXT_FEC_RS272_OFF) : 0))
1314 
1315 #define BNXT_FEC_BASE_R_ON(link_info)				\
1316 	(PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_ENABLE |		\
1317 	 BNXT_FEC_RS_OFF(link_info))
1318 
1319 #define BNXT_FEC_ALL_OFF(link_info)				\
1320 	(PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE |		\
1321 	 BNXT_FEC_RS_OFF(link_info))
1322 
1323 #define BNXT_MAX_QUEUE	8
1324 
1325 struct bnxt_queue_info {
1326 	u8	queue_id;
1327 	u8	queue_profile;
1328 };
1329 
1330 #define BNXT_MAX_LED			4
1331 
1332 struct bnxt_led_info {
1333 	u8	led_id;
1334 	u8	led_type;
1335 	u8	led_group_id;
1336 	u8	unused;
1337 	__le16	led_state_caps;
1338 #define BNXT_LED_ALT_BLINK_CAP(x)	((x) &	\
1339 	cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1340 
1341 	__le16	led_color_caps;
1342 };
1343 
1344 #define BNXT_MAX_TEST	8
1345 
1346 struct bnxt_test_info {
1347 	u8 offline_mask;
1348 	u16 timeout;
1349 	char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1350 };
1351 
1352 #define CHIMP_REG_VIEW_ADDR				\
1353 	((bp->flags & BNXT_FLAG_CHIP_P5) ? 0x80000000 : 0xb1000000)
1354 
1355 #define BNXT_GRCPF_REG_CHIMP_COMM		0x0
1356 #define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER	0x100
1357 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT		0x400
1358 #define BNXT_CAG_REG_LEGACY_INT_STATUS		0x4014
1359 #define BNXT_CAG_REG_BASE			0x300000
1360 
1361 #define BNXT_GRC_REG_STATUS_P5			0x520
1362 
1363 #define BNXT_GRCPF_REG_KONG_COMM		0xA00
1364 #define BNXT_GRCPF_REG_KONG_COMM_TRIGGER	0xB00
1365 
1366 #define BNXT_GRC_REG_CHIP_NUM			0x48
1367 #define BNXT_GRC_REG_BASE			0x260000
1368 
1369 #define BNXT_TS_REG_TIMESYNC_TS0_LOWER		0x640180c
1370 #define BNXT_TS_REG_TIMESYNC_TS0_UPPER		0x6401810
1371 
1372 #define BNXT_GRC_BASE_MASK			0xfffff000
1373 #define BNXT_GRC_OFFSET_MASK			0x00000ffc
1374 
1375 struct bnxt_tc_flow_stats {
1376 	u64		packets;
1377 	u64		bytes;
1378 };
1379 
1380 #ifdef CONFIG_BNXT_FLOWER_OFFLOAD
1381 struct bnxt_flower_indr_block_cb_priv {
1382 	struct net_device *tunnel_netdev;
1383 	struct bnxt *bp;
1384 	struct list_head list;
1385 };
1386 #endif
1387 
1388 struct bnxt_tc_info {
1389 	bool				enabled;
1390 
1391 	/* hash table to store TC offloaded flows */
1392 	struct rhashtable		flow_table;
1393 	struct rhashtable_params	flow_ht_params;
1394 
1395 	/* hash table to store L2 keys of TC flows */
1396 	struct rhashtable		l2_table;
1397 	struct rhashtable_params	l2_ht_params;
1398 	/* hash table to store L2 keys for TC tunnel decap */
1399 	struct rhashtable		decap_l2_table;
1400 	struct rhashtable_params	decap_l2_ht_params;
1401 	/* hash table to store tunnel decap entries */
1402 	struct rhashtable		decap_table;
1403 	struct rhashtable_params	decap_ht_params;
1404 	/* hash table to store tunnel encap entries */
1405 	struct rhashtable		encap_table;
1406 	struct rhashtable_params	encap_ht_params;
1407 
1408 	/* lock to atomically add/del an l2 node when a flow is
1409 	 * added or deleted.
1410 	 */
1411 	struct mutex			lock;
1412 
1413 	/* Fields used for batching stats query */
1414 	struct rhashtable_iter		iter;
1415 #define BNXT_FLOW_STATS_BATCH_MAX	10
1416 	struct bnxt_tc_stats_batch {
1417 		void			  *flow_node;
1418 		struct bnxt_tc_flow_stats hw_stats;
1419 	} stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1420 
1421 	/* Stat counter mask (width) */
1422 	u64				bytes_mask;
1423 	u64				packets_mask;
1424 };
1425 
1426 struct bnxt_vf_rep_stats {
1427 	u64			packets;
1428 	u64			bytes;
1429 	u64			dropped;
1430 };
1431 
1432 struct bnxt_vf_rep {
1433 	struct bnxt			*bp;
1434 	struct net_device		*dev;
1435 	struct metadata_dst		*dst;
1436 	u16				vf_idx;
1437 	u16				tx_cfa_action;
1438 	u16				rx_cfa_code;
1439 
1440 	struct bnxt_vf_rep_stats	rx_stats;
1441 	struct bnxt_vf_rep_stats	tx_stats;
1442 };
1443 
1444 #define PTU_PTE_VALID             0x1UL
1445 #define PTU_PTE_LAST              0x2UL
1446 #define PTU_PTE_NEXT_TO_LAST      0x4UL
1447 
1448 #define MAX_CTX_PAGES	(BNXT_PAGE_SIZE / 8)
1449 #define MAX_CTX_TOTAL_PAGES	(MAX_CTX_PAGES * MAX_CTX_PAGES)
1450 
1451 struct bnxt_ctx_pg_info {
1452 	u32		entries;
1453 	u32		nr_pages;
1454 	void		*ctx_pg_arr[MAX_CTX_PAGES];
1455 	dma_addr_t	ctx_dma_arr[MAX_CTX_PAGES];
1456 	struct bnxt_ring_mem_info ring_mem;
1457 	struct bnxt_ctx_pg_info **ctx_pg_tbl;
1458 };
1459 
1460 #define BNXT_MAX_TQM_SP_RINGS		1
1461 #define BNXT_MAX_TQM_FP_RINGS		8
1462 #define BNXT_MAX_TQM_RINGS		\
1463 	(BNXT_MAX_TQM_SP_RINGS + BNXT_MAX_TQM_FP_RINGS)
1464 
1465 #define BNXT_BACKING_STORE_CFG_LEGACY_LEN	256
1466 
1467 #define BNXT_SET_CTX_PAGE_ATTR(attr)					\
1468 do {									\
1469 	if (BNXT_PAGE_SIZE == 0x2000)					\
1470 		attr = FUNC_BACKING_STORE_CFG_REQ_SRQ_PG_SIZE_PG_8K;	\
1471 	else if (BNXT_PAGE_SIZE == 0x10000)				\
1472 		attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_64K;	\
1473 	else								\
1474 		attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_4K;	\
1475 } while (0)
1476 
1477 struct bnxt_ctx_mem_info {
1478 	u32	qp_max_entries;
1479 	u16	qp_min_qp1_entries;
1480 	u16	qp_max_l2_entries;
1481 	u16	qp_entry_size;
1482 	u16	srq_max_l2_entries;
1483 	u32	srq_max_entries;
1484 	u16	srq_entry_size;
1485 	u16	cq_max_l2_entries;
1486 	u32	cq_max_entries;
1487 	u16	cq_entry_size;
1488 	u16	vnic_max_vnic_entries;
1489 	u16	vnic_max_ring_table_entries;
1490 	u16	vnic_entry_size;
1491 	u32	stat_max_entries;
1492 	u16	stat_entry_size;
1493 	u16	tqm_entry_size;
1494 	u32	tqm_min_entries_per_ring;
1495 	u32	tqm_max_entries_per_ring;
1496 	u32	mrav_max_entries;
1497 	u16	mrav_entry_size;
1498 	u16	tim_entry_size;
1499 	u32	tim_max_entries;
1500 	u16	mrav_num_entries_units;
1501 	u8	tqm_entries_multiple;
1502 	u8	tqm_fp_rings_count;
1503 
1504 	u32	flags;
1505 	#define BNXT_CTX_FLAG_INITED	0x01
1506 
1507 	struct bnxt_ctx_pg_info qp_mem;
1508 	struct bnxt_ctx_pg_info srq_mem;
1509 	struct bnxt_ctx_pg_info cq_mem;
1510 	struct bnxt_ctx_pg_info vnic_mem;
1511 	struct bnxt_ctx_pg_info stat_mem;
1512 	struct bnxt_ctx_pg_info mrav_mem;
1513 	struct bnxt_ctx_pg_info tim_mem;
1514 	struct bnxt_ctx_pg_info *tqm_mem[BNXT_MAX_TQM_RINGS];
1515 
1516 #define BNXT_CTX_MEM_INIT_QP	0
1517 #define BNXT_CTX_MEM_INIT_SRQ	1
1518 #define BNXT_CTX_MEM_INIT_CQ	2
1519 #define BNXT_CTX_MEM_INIT_VNIC	3
1520 #define BNXT_CTX_MEM_INIT_STAT	4
1521 #define BNXT_CTX_MEM_INIT_MRAV	5
1522 #define BNXT_CTX_MEM_INIT_MAX	6
1523 	struct bnxt_mem_init	mem_init[BNXT_CTX_MEM_INIT_MAX];
1524 };
1525 
1526 struct bnxt_fw_health {
1527 	u32 flags;
1528 	u32 polling_dsecs;
1529 	u32 master_func_wait_dsecs;
1530 	u32 normal_func_wait_dsecs;
1531 	u32 post_reset_wait_dsecs;
1532 	u32 post_reset_max_wait_dsecs;
1533 	u32 regs[4];
1534 	u32 mapped_regs[4];
1535 #define BNXT_FW_HEALTH_REG		0
1536 #define BNXT_FW_HEARTBEAT_REG		1
1537 #define BNXT_FW_RESET_CNT_REG		2
1538 #define BNXT_FW_RESET_INPROG_REG	3
1539 	u32 fw_reset_inprog_reg_mask;
1540 	u32 last_fw_heartbeat;
1541 	u32 last_fw_reset_cnt;
1542 	u8 enabled:1;
1543 	u8 master:1;
1544 	u8 fatal:1;
1545 	u8 status_reliable:1;
1546 	u8 tmr_multiplier;
1547 	u8 tmr_counter;
1548 	u8 fw_reset_seq_cnt;
1549 	u32 fw_reset_seq_regs[16];
1550 	u32 fw_reset_seq_vals[16];
1551 	u32 fw_reset_seq_delay_msec[16];
1552 	u32 echo_req_data1;
1553 	u32 echo_req_data2;
1554 	struct devlink_health_reporter	*fw_reporter;
1555 	struct devlink_health_reporter *fw_reset_reporter;
1556 	struct devlink_health_reporter *fw_fatal_reporter;
1557 };
1558 
1559 struct bnxt_fw_reporter_ctx {
1560 	unsigned long sp_event;
1561 };
1562 
1563 #define BNXT_FW_HEALTH_REG_TYPE_MASK	3
1564 #define BNXT_FW_HEALTH_REG_TYPE_CFG	0
1565 #define BNXT_FW_HEALTH_REG_TYPE_GRC	1
1566 #define BNXT_FW_HEALTH_REG_TYPE_BAR0	2
1567 #define BNXT_FW_HEALTH_REG_TYPE_BAR1	3
1568 
1569 #define BNXT_FW_HEALTH_REG_TYPE(reg)	((reg) & BNXT_FW_HEALTH_REG_TYPE_MASK)
1570 #define BNXT_FW_HEALTH_REG_OFF(reg)	((reg) & ~BNXT_FW_HEALTH_REG_TYPE_MASK)
1571 
1572 #define BNXT_FW_HEALTH_WIN_BASE		0x3000
1573 #define BNXT_FW_HEALTH_WIN_MAP_OFF	8
1574 
1575 #define BNXT_FW_HEALTH_WIN_OFF(reg)	(BNXT_FW_HEALTH_WIN_BASE +	\
1576 					 ((reg) & BNXT_GRC_OFFSET_MASK))
1577 
1578 #define BNXT_FW_STATUS_HEALTH_MSK	0xffff
1579 #define BNXT_FW_STATUS_HEALTHY		0x8000
1580 #define BNXT_FW_STATUS_SHUTDOWN		0x100000
1581 #define BNXT_FW_STATUS_RECOVERING	0x400000
1582 
1583 #define BNXT_FW_IS_HEALTHY(sts)		(((sts) & BNXT_FW_STATUS_HEALTH_MSK) ==\
1584 					 BNXT_FW_STATUS_HEALTHY)
1585 
1586 #define BNXT_FW_IS_BOOTING(sts)		(((sts) & BNXT_FW_STATUS_HEALTH_MSK) < \
1587 					 BNXT_FW_STATUS_HEALTHY)
1588 
1589 #define BNXT_FW_IS_ERR(sts)		(((sts) & BNXT_FW_STATUS_HEALTH_MSK) > \
1590 					 BNXT_FW_STATUS_HEALTHY)
1591 
1592 #define BNXT_FW_IS_RECOVERING(sts)	(BNXT_FW_IS_ERR(sts) &&		       \
1593 					 ((sts) & BNXT_FW_STATUS_RECOVERING))
1594 
1595 #define BNXT_FW_RETRY			5
1596 #define BNXT_FW_IF_RETRY		10
1597 
1598 struct bnxt {
1599 	void __iomem		*bar0;
1600 	void __iomem		*bar1;
1601 	void __iomem		*bar2;
1602 
1603 	u32			reg_base;
1604 	u16			chip_num;
1605 #define CHIP_NUM_57301		0x16c8
1606 #define CHIP_NUM_57302		0x16c9
1607 #define CHIP_NUM_57304		0x16ca
1608 #define CHIP_NUM_58700		0x16cd
1609 #define CHIP_NUM_57402		0x16d0
1610 #define CHIP_NUM_57404		0x16d1
1611 #define CHIP_NUM_57406		0x16d2
1612 #define CHIP_NUM_57407		0x16d5
1613 
1614 #define CHIP_NUM_57311		0x16ce
1615 #define CHIP_NUM_57312		0x16cf
1616 #define CHIP_NUM_57314		0x16df
1617 #define CHIP_NUM_57317		0x16e0
1618 #define CHIP_NUM_57412		0x16d6
1619 #define CHIP_NUM_57414		0x16d7
1620 #define CHIP_NUM_57416		0x16d8
1621 #define CHIP_NUM_57417		0x16d9
1622 #define CHIP_NUM_57412L		0x16da
1623 #define CHIP_NUM_57414L		0x16db
1624 
1625 #define CHIP_NUM_5745X		0xd730
1626 #define CHIP_NUM_57452		0xc452
1627 #define CHIP_NUM_57454		0xc454
1628 
1629 #define CHIP_NUM_57508		0x1750
1630 #define CHIP_NUM_57504		0x1751
1631 #define CHIP_NUM_57502		0x1752
1632 
1633 #define CHIP_NUM_58802		0xd802
1634 #define CHIP_NUM_58804		0xd804
1635 #define CHIP_NUM_58808		0xd808
1636 
1637 	u8			chip_rev;
1638 
1639 #define CHIP_NUM_58818		0xd818
1640 
1641 #define BNXT_CHIP_NUM_5730X(chip_num)		\
1642 	((chip_num) >= CHIP_NUM_57301 &&	\
1643 	 (chip_num) <= CHIP_NUM_57304)
1644 
1645 #define BNXT_CHIP_NUM_5740X(chip_num)		\
1646 	(((chip_num) >= CHIP_NUM_57402 &&	\
1647 	  (chip_num) <= CHIP_NUM_57406) ||	\
1648 	 (chip_num) == CHIP_NUM_57407)
1649 
1650 #define BNXT_CHIP_NUM_5731X(chip_num)		\
1651 	((chip_num) == CHIP_NUM_57311 ||	\
1652 	 (chip_num) == CHIP_NUM_57312 ||	\
1653 	 (chip_num) == CHIP_NUM_57314 ||	\
1654 	 (chip_num) == CHIP_NUM_57317)
1655 
1656 #define BNXT_CHIP_NUM_5741X(chip_num)		\
1657 	((chip_num) >= CHIP_NUM_57412 &&	\
1658 	 (chip_num) <= CHIP_NUM_57414L)
1659 
1660 #define BNXT_CHIP_NUM_58700(chip_num)		\
1661 	 ((chip_num) == CHIP_NUM_58700)
1662 
1663 #define BNXT_CHIP_NUM_5745X(chip_num)		\
1664 	((chip_num) == CHIP_NUM_5745X ||	\
1665 	 (chip_num) == CHIP_NUM_57452 ||	\
1666 	 (chip_num) == CHIP_NUM_57454)
1667 
1668 
1669 #define BNXT_CHIP_NUM_57X0X(chip_num)		\
1670 	(BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1671 
1672 #define BNXT_CHIP_NUM_57X1X(chip_num)		\
1673 	(BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1674 
1675 #define BNXT_CHIP_NUM_588XX(chip_num)		\
1676 	((chip_num) == CHIP_NUM_58802 ||	\
1677 	 (chip_num) == CHIP_NUM_58804 ||        \
1678 	 (chip_num) == CHIP_NUM_58808)
1679 
1680 #define BNXT_VPD_FLD_LEN	32
1681 	char			board_partno[BNXT_VPD_FLD_LEN];
1682 	char			board_serialno[BNXT_VPD_FLD_LEN];
1683 
1684 	struct net_device	*dev;
1685 	struct pci_dev		*pdev;
1686 
1687 	atomic_t		intr_sem;
1688 
1689 	u32			flags;
1690 	#define BNXT_FLAG_CHIP_P5	0x1
1691 	#define BNXT_FLAG_VF		0x2
1692 	#define BNXT_FLAG_LRO		0x4
1693 #ifdef CONFIG_INET
1694 	#define BNXT_FLAG_GRO		0x8
1695 #else
1696 	/* Cannot support hardware GRO if CONFIG_INET is not set */
1697 	#define BNXT_FLAG_GRO		0x0
1698 #endif
1699 	#define BNXT_FLAG_TPA		(BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1700 	#define BNXT_FLAG_JUMBO		0x10
1701 	#define BNXT_FLAG_STRIP_VLAN	0x20
1702 	#define BNXT_FLAG_AGG_RINGS	(BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1703 					 BNXT_FLAG_LRO)
1704 	#define BNXT_FLAG_USING_MSIX	0x40
1705 	#define BNXT_FLAG_MSIX_CAP	0x80
1706 	#define BNXT_FLAG_RFS		0x100
1707 	#define BNXT_FLAG_SHARED_RINGS	0x200
1708 	#define BNXT_FLAG_PORT_STATS	0x400
1709 	#define BNXT_FLAG_UDP_RSS_CAP	0x800
1710 	#define BNXT_FLAG_NEW_RSS_CAP	0x2000
1711 	#define BNXT_FLAG_WOL_CAP	0x4000
1712 	#define BNXT_FLAG_ROCEV1_CAP	0x8000
1713 	#define BNXT_FLAG_ROCEV2_CAP	0x10000
1714 	#define BNXT_FLAG_ROCE_CAP	(BNXT_FLAG_ROCEV1_CAP |	\
1715 					 BNXT_FLAG_ROCEV2_CAP)
1716 	#define BNXT_FLAG_NO_AGG_RINGS	0x20000
1717 	#define BNXT_FLAG_RX_PAGE_MODE	0x40000
1718 	#define BNXT_FLAG_CHIP_SR2	0x80000
1719 	#define BNXT_FLAG_MULTI_HOST	0x100000
1720 	#define BNXT_FLAG_DSN_VALID	0x200000
1721 	#define BNXT_FLAG_DOUBLE_DB	0x400000
1722 	#define BNXT_FLAG_CHIP_NITRO_A0	0x1000000
1723 	#define BNXT_FLAG_DIM		0x2000000
1724 	#define BNXT_FLAG_ROCE_MIRROR_CAP	0x4000000
1725 	#define BNXT_FLAG_PORT_STATS_EXT	0x10000000
1726 
1727 	#define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |		\
1728 					    BNXT_FLAG_RFS |		\
1729 					    BNXT_FLAG_STRIP_VLAN)
1730 
1731 #define BNXT_PF(bp)		(!((bp)->flags & BNXT_FLAG_VF))
1732 #define BNXT_VF(bp)		((bp)->flags & BNXT_FLAG_VF)
1733 #define BNXT_NPAR(bp)		((bp)->port_partition_type)
1734 #define BNXT_MH(bp)		((bp)->flags & BNXT_FLAG_MULTI_HOST)
1735 #define BNXT_SINGLE_PF(bp)	(BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1736 #define BNXT_SH_PORT_CFG_OK(bp)	(BNXT_PF(bp) &&				\
1737 				 ((bp)->phy_flags & BNXT_PHY_FL_SHARED_PORT_CFG))
1738 #define BNXT_PHY_CFG_ABLE(bp)	((BNXT_SINGLE_PF(bp) ||			\
1739 				  BNXT_SH_PORT_CFG_OK(bp)) &&		\
1740 				 (bp)->link_info.phy_state == BNXT_PHY_STATE_ENABLED)
1741 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1742 #define BNXT_RX_PAGE_MODE(bp)	((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1743 #define BNXT_SUPPORTS_TPA(bp)	(!BNXT_CHIP_TYPE_NITRO_A0(bp) &&	\
1744 				 (!((bp)->flags & BNXT_FLAG_CHIP_P5) ||	\
1745 				  (bp)->max_tpa_v2) && !is_kdump_kernel())
1746 
1747 #define BNXT_CHIP_SR2(bp)			\
1748 	((bp)->chip_num == CHIP_NUM_58818)
1749 
1750 #define BNXT_CHIP_P5_THOR(bp)			\
1751 	((bp)->chip_num == CHIP_NUM_57508 ||	\
1752 	 (bp)->chip_num == CHIP_NUM_57504 ||	\
1753 	 (bp)->chip_num == CHIP_NUM_57502)
1754 
1755 /* Chip class phase 5 */
1756 #define BNXT_CHIP_P5(bp)			\
1757 	(BNXT_CHIP_P5_THOR(bp) || BNXT_CHIP_SR2(bp))
1758 
1759 /* Chip class phase 4.x */
1760 #define BNXT_CHIP_P4(bp)			\
1761 	(BNXT_CHIP_NUM_57X1X((bp)->chip_num) ||	\
1762 	 BNXT_CHIP_NUM_5745X((bp)->chip_num) ||	\
1763 	 BNXT_CHIP_NUM_588XX((bp)->chip_num) ||	\
1764 	 (BNXT_CHIP_NUM_58700((bp)->chip_num) &&	\
1765 	  !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1766 
1767 #define BNXT_CHIP_P4_PLUS(bp)			\
1768 	(BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp))
1769 
1770 	struct bnxt_en_dev	*edev;
1771 
1772 	struct bnxt_napi	**bnapi;
1773 
1774 	struct bnxt_rx_ring_info	*rx_ring;
1775 	struct bnxt_tx_ring_info	*tx_ring;
1776 	u16			*tx_ring_map;
1777 
1778 	struct sk_buff *	(*gro_func)(struct bnxt_tpa_info *, int, int,
1779 					    struct sk_buff *);
1780 
1781 	struct sk_buff *	(*rx_skb_func)(struct bnxt *,
1782 					       struct bnxt_rx_ring_info *,
1783 					       u16, void *, u8 *, dma_addr_t,
1784 					       unsigned int);
1785 
1786 	u16			max_tpa_v2;
1787 	u16			max_tpa;
1788 	u32			rx_buf_size;
1789 	u32			rx_buf_use_size;	/* useable size */
1790 	u16			rx_offset;
1791 	u16			rx_dma_offset;
1792 	enum dma_data_direction	rx_dir;
1793 	u32			rx_ring_size;
1794 	u32			rx_agg_ring_size;
1795 	u32			rx_copy_thresh;
1796 	u32			rx_ring_mask;
1797 	u32			rx_agg_ring_mask;
1798 	int			rx_nr_pages;
1799 	int			rx_agg_nr_pages;
1800 	int			rx_nr_rings;
1801 	int			rsscos_nr_ctxs;
1802 
1803 	u32			tx_ring_size;
1804 	u32			tx_ring_mask;
1805 	int			tx_nr_pages;
1806 	int			tx_nr_rings;
1807 	int			tx_nr_rings_per_tc;
1808 	int			tx_nr_rings_xdp;
1809 
1810 	int			tx_wake_thresh;
1811 	int			tx_push_thresh;
1812 	int			tx_push_size;
1813 
1814 	u32			cp_ring_size;
1815 	u32			cp_ring_mask;
1816 	u32			cp_bit;
1817 	int			cp_nr_pages;
1818 	int			cp_nr_rings;
1819 
1820 	/* grp_info indexed by completion ring index */
1821 	struct bnxt_ring_grp_info	*grp_info;
1822 	struct bnxt_vnic_info	*vnic_info;
1823 	int			nr_vnics;
1824 	u16			*rss_indir_tbl;
1825 	u16			rss_indir_tbl_entries;
1826 	u32			rss_hash_cfg;
1827 
1828 	u16			max_mtu;
1829 	u8			max_tc;
1830 	u8			max_lltc;	/* lossless TCs */
1831 	struct bnxt_queue_info	q_info[BNXT_MAX_QUEUE];
1832 	u8			tc_to_qidx[BNXT_MAX_QUEUE];
1833 	u8			q_ids[BNXT_MAX_QUEUE];
1834 	u8			max_q;
1835 
1836 	unsigned int		current_interval;
1837 #define BNXT_TIMER_INTERVAL	HZ
1838 
1839 	struct timer_list	timer;
1840 
1841 	unsigned long		state;
1842 #define BNXT_STATE_OPEN		0
1843 #define BNXT_STATE_IN_SP_TASK	1
1844 #define BNXT_STATE_READ_STATS	2
1845 #define BNXT_STATE_FW_RESET_DET 3
1846 #define BNXT_STATE_IN_FW_RESET	4
1847 #define BNXT_STATE_ABORT_ERR	5
1848 #define BNXT_STATE_FW_FATAL_COND	6
1849 #define BNXT_STATE_DRV_REGISTERED	7
1850 #define BNXT_STATE_PCI_CHANNEL_IO_FROZEN	8
1851 #define BNXT_STATE_NAPI_DISABLED	9
1852 
1853 #define BNXT_NO_FW_ACCESS(bp)					\
1854 	(test_bit(BNXT_STATE_FW_FATAL_COND, &(bp)->state) ||	\
1855 	 pci_channel_offline((bp)->pdev))
1856 
1857 	struct bnxt_irq	*irq_tbl;
1858 	int			total_irqs;
1859 	u8			mac_addr[ETH_ALEN];
1860 
1861 #ifdef CONFIG_BNXT_DCB
1862 	struct ieee_pfc		*ieee_pfc;
1863 	struct ieee_ets		*ieee_ets;
1864 	u8			dcbx_cap;
1865 	u8			default_pri;
1866 	u8			max_dscp_value;
1867 #endif /* CONFIG_BNXT_DCB */
1868 
1869 	u32			msg_enable;
1870 
1871 	u32			fw_cap;
1872 	#define BNXT_FW_CAP_SHORT_CMD			0x00000001
1873 	#define BNXT_FW_CAP_LLDP_AGENT			0x00000002
1874 	#define BNXT_FW_CAP_DCBX_AGENT			0x00000004
1875 	#define BNXT_FW_CAP_NEW_RM			0x00000008
1876 	#define BNXT_FW_CAP_IF_CHANGE			0x00000010
1877 	#define BNXT_FW_CAP_KONG_MB_CHNL		0x00000080
1878 	#define BNXT_FW_CAP_OVS_64BIT_HANDLE		0x00000400
1879 	#define BNXT_FW_CAP_TRUSTED_VF			0x00000800
1880 	#define BNXT_FW_CAP_ERROR_RECOVERY		0x00002000
1881 	#define BNXT_FW_CAP_PKG_VER			0x00004000
1882 	#define BNXT_FW_CAP_CFA_ADV_FLOW		0x00008000
1883 	#define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2	0x00010000
1884 	#define BNXT_FW_CAP_PCIE_STATS_SUPPORTED	0x00020000
1885 	#define BNXT_FW_CAP_EXT_STATS_SUPPORTED		0x00040000
1886 	#define BNXT_FW_CAP_ERR_RECOVER_RELOAD		0x00100000
1887 	#define BNXT_FW_CAP_HOT_RESET			0x00200000
1888 	#define BNXT_FW_CAP_VLAN_RX_STRIP		0x01000000
1889 	#define BNXT_FW_CAP_VLAN_TX_INSERT		0x02000000
1890 	#define BNXT_FW_CAP_EXT_HW_STATS_SUPPORTED	0x04000000
1891 	#define BNXT_FW_CAP_RING_MONITOR		0x40000000
1892 
1893 #define BNXT_NEW_RM(bp)		((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
1894 	u32			hwrm_spec_code;
1895 	u16			hwrm_cmd_seq;
1896 	u16                     hwrm_cmd_kong_seq;
1897 	u16			hwrm_intr_seq_id;
1898 	void			*hwrm_short_cmd_req_addr;
1899 	dma_addr_t		hwrm_short_cmd_req_dma_addr;
1900 	void			*hwrm_cmd_resp_addr;
1901 	dma_addr_t		hwrm_cmd_resp_dma_addr;
1902 	void			*hwrm_cmd_kong_resp_addr;
1903 	dma_addr_t		hwrm_cmd_kong_resp_dma_addr;
1904 
1905 	struct rtnl_link_stats64	net_stats_prev;
1906 	struct bnxt_stats_mem	port_stats;
1907 	struct bnxt_stats_mem	rx_port_stats_ext;
1908 	struct bnxt_stats_mem	tx_port_stats_ext;
1909 	u16			fw_rx_stats_ext_size;
1910 	u16			fw_tx_stats_ext_size;
1911 	u16			hw_ring_stats_size;
1912 	u8			pri2cos_idx[8];
1913 	u8			pri2cos_valid;
1914 
1915 	u16			hwrm_max_req_len;
1916 	u16			hwrm_max_ext_req_len;
1917 	int			hwrm_cmd_timeout;
1918 	struct mutex		hwrm_cmd_lock;	/* serialize hwrm messages */
1919 	struct hwrm_ver_get_output	ver_resp;
1920 #define FW_VER_STR_LEN		32
1921 #define BC_HWRM_STR_LEN		21
1922 #define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1923 	char			fw_ver_str[FW_VER_STR_LEN];
1924 	char			hwrm_ver_supp[FW_VER_STR_LEN];
1925 	char			nvm_cfg_ver[FW_VER_STR_LEN];
1926 	u64			fw_ver_code;
1927 #define BNXT_FW_VER_CODE(maj, min, bld, rsv)			\
1928 	((u64)(maj) << 48 | (u64)(min) << 32 | (u64)(bld) << 16 | (rsv))
1929 #define BNXT_FW_MAJ(bp)		((bp)->fw_ver_code >> 48)
1930 
1931 	u16			vxlan_fw_dst_port_id;
1932 	u16			nge_fw_dst_port_id;
1933 	__be16			vxlan_port;
1934 	__be16			nge_port;
1935 	u8			port_partition_type;
1936 	u8			port_count;
1937 	u16			br_mode;
1938 
1939 	struct bnxt_coal_cap	coal_cap;
1940 	struct bnxt_coal	rx_coal;
1941 	struct bnxt_coal	tx_coal;
1942 
1943 	u32			stats_coal_ticks;
1944 #define BNXT_DEF_STATS_COAL_TICKS	 1000000
1945 #define BNXT_MIN_STATS_COAL_TICKS	  250000
1946 #define BNXT_MAX_STATS_COAL_TICKS	 1000000
1947 
1948 	struct work_struct	sp_task;
1949 	unsigned long		sp_event;
1950 #define BNXT_RX_MASK_SP_EVENT		0
1951 #define BNXT_RX_NTP_FLTR_SP_EVENT	1
1952 #define BNXT_LINK_CHNG_SP_EVENT		2
1953 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT	3
1954 #define BNXT_RESET_TASK_SP_EVENT	6
1955 #define BNXT_RST_RING_SP_EVENT		7
1956 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT	8
1957 #define BNXT_PERIODIC_STATS_SP_EVENT	9
1958 #define BNXT_HWRM_PORT_MODULE_SP_EVENT	10
1959 #define BNXT_RESET_TASK_SILENT_SP_EVENT	11
1960 #define BNXT_LINK_SPEED_CHNG_SP_EVENT	14
1961 #define BNXT_FLOW_STATS_SP_EVENT	15
1962 #define BNXT_UPDATE_PHY_SP_EVENT	16
1963 #define BNXT_RING_COAL_NOW_SP_EVENT	17
1964 #define BNXT_FW_RESET_NOTIFY_SP_EVENT	18
1965 #define BNXT_FW_EXCEPTION_SP_EVENT	19
1966 #define BNXT_LINK_CFG_CHANGE_SP_EVENT	21
1967 #define BNXT_FW_ECHO_REQUEST_SP_EVENT	23
1968 
1969 	struct delayed_work	fw_reset_task;
1970 	int			fw_reset_state;
1971 #define BNXT_FW_RESET_STATE_POLL_VF	1
1972 #define BNXT_FW_RESET_STATE_RESET_FW	2
1973 #define BNXT_FW_RESET_STATE_ENABLE_DEV	3
1974 #define BNXT_FW_RESET_STATE_POLL_FW	4
1975 #define BNXT_FW_RESET_STATE_OPENING	5
1976 #define BNXT_FW_RESET_STATE_POLL_FW_DOWN	6
1977 
1978 	u16			fw_reset_min_dsecs;
1979 #define BNXT_DFLT_FW_RST_MIN_DSECS	20
1980 	u16			fw_reset_max_dsecs;
1981 #define BNXT_DFLT_FW_RST_MAX_DSECS	60
1982 	unsigned long		fw_reset_timestamp;
1983 
1984 	struct bnxt_fw_health	*fw_health;
1985 
1986 	struct bnxt_hw_resc	hw_resc;
1987 	struct bnxt_pf_info	pf;
1988 	struct bnxt_ctx_mem_info	*ctx;
1989 #ifdef CONFIG_BNXT_SRIOV
1990 	int			nr_vfs;
1991 	struct bnxt_vf_info	vf;
1992 	wait_queue_head_t	sriov_cfg_wait;
1993 	bool			sriov_cfg;
1994 #define BNXT_SRIOV_CFG_WAIT_TMO	msecs_to_jiffies(10000)
1995 
1996 	/* lock to protect VF-rep creation/cleanup via
1997 	 * multiple paths such as ->sriov_configure() and
1998 	 * devlink ->eswitch_mode_set()
1999 	 */
2000 	struct mutex		sriov_lock;
2001 #endif
2002 
2003 #if BITS_PER_LONG == 32
2004 	/* ensure atomic 64-bit doorbell writes on 32-bit systems. */
2005 	spinlock_t		db_lock;
2006 #endif
2007 	int			db_size;
2008 
2009 #define BNXT_NTP_FLTR_MAX_FLTR	4096
2010 #define BNXT_NTP_FLTR_HASH_SIZE	512
2011 #define BNXT_NTP_FLTR_HASH_MASK	(BNXT_NTP_FLTR_HASH_SIZE - 1)
2012 	struct hlist_head	ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
2013 	spinlock_t		ntp_fltr_lock;	/* for hash table add, del */
2014 
2015 	unsigned long		*ntp_fltr_bmap;
2016 	int			ntp_fltr_count;
2017 
2018 	/* To protect link related settings during link changes and
2019 	 * ethtool settings changes.
2020 	 */
2021 	struct mutex		link_lock;
2022 	struct bnxt_link_info	link_info;
2023 	struct ethtool_eee	eee;
2024 	u32			lpi_tmr_lo;
2025 	u32			lpi_tmr_hi;
2026 
2027 	/* copied from flags in hwrm_port_phy_qcaps_output */
2028 	u8			phy_flags;
2029 #define BNXT_PHY_FL_EEE_CAP		PORT_PHY_QCAPS_RESP_FLAGS_EEE_SUPPORTED
2030 #define BNXT_PHY_FL_EXT_LPBK		PORT_PHY_QCAPS_RESP_FLAGS_EXTERNAL_LPBK_SUPPORTED
2031 #define BNXT_PHY_FL_AN_PHY_LPBK		PORT_PHY_QCAPS_RESP_FLAGS_AUTONEG_LPBK_SUPPORTED
2032 #define BNXT_PHY_FL_SHARED_PORT_CFG	PORT_PHY_QCAPS_RESP_FLAGS_SHARED_PHY_CFG_SUPPORTED
2033 #define BNXT_PHY_FL_PORT_STATS_NO_RESET	PORT_PHY_QCAPS_RESP_FLAGS_CUMULATIVE_COUNTERS_ON_RESET
2034 #define BNXT_PHY_FL_NO_PHY_LPBK		PORT_PHY_QCAPS_RESP_FLAGS_LOCAL_LPBK_NOT_SUPPORTED
2035 #define BNXT_PHY_FL_FW_MANAGED_LKDN	PORT_PHY_QCAPS_RESP_FLAGS_FW_MANAGED_LINK_DOWN
2036 #define BNXT_PHY_FL_NO_FCS		PORT_PHY_QCAPS_RESP_FLAGS_NO_FCS
2037 
2038 	u8			num_tests;
2039 	struct bnxt_test_info	*test_info;
2040 
2041 	u8			wol_filter_id;
2042 	u8			wol;
2043 
2044 	u8			num_leds;
2045 	struct bnxt_led_info	leds[BNXT_MAX_LED];
2046 	u16			dump_flag;
2047 #define BNXT_DUMP_LIVE		0
2048 #define BNXT_DUMP_CRASH		1
2049 
2050 	struct bpf_prog		*xdp_prog;
2051 
2052 	struct bnxt_ptp_cfg	*ptp_cfg;
2053 
2054 	/* devlink interface and vf-rep structs */
2055 	struct devlink		*dl;
2056 	struct devlink_port	dl_port;
2057 	enum devlink_eswitch_mode eswitch_mode;
2058 	struct bnxt_vf_rep	**vf_reps; /* array of vf-rep ptrs */
2059 	u16			*cfa_code_map; /* cfa_code -> vf_idx map */
2060 	u8			dsn[8];
2061 	struct bnxt_tc_info	*tc_info;
2062 	struct list_head	tc_indr_block_list;
2063 	struct dentry		*debugfs_pdev;
2064 	struct device		*hwmon_dev;
2065 };
2066 
2067 #define BNXT_NUM_RX_RING_STATS			8
2068 #define BNXT_NUM_TX_RING_STATS			8
2069 #define BNXT_NUM_TPA_RING_STATS			4
2070 #define BNXT_NUM_TPA_RING_STATS_P5		5
2071 #define BNXT_NUM_TPA_RING_STATS_P5_SR2		6
2072 
2073 #define BNXT_RING_STATS_SIZE_P5					\
2074 	((BNXT_NUM_RX_RING_STATS + BNXT_NUM_TX_RING_STATS +	\
2075 	  BNXT_NUM_TPA_RING_STATS_P5) * 8)
2076 
2077 #define BNXT_RING_STATS_SIZE_P5_SR2				\
2078 	((BNXT_NUM_RX_RING_STATS + BNXT_NUM_TX_RING_STATS +	\
2079 	  BNXT_NUM_TPA_RING_STATS_P5_SR2) * 8)
2080 
2081 #define BNXT_GET_RING_STATS64(sw, counter)		\
2082 	(*((sw) + offsetof(struct ctx_hw_stats, counter) / 8))
2083 
2084 #define BNXT_GET_RX_PORT_STATS64(sw, counter)		\
2085 	(*((sw) + offsetof(struct rx_port_stats, counter) / 8))
2086 
2087 #define BNXT_GET_TX_PORT_STATS64(sw, counter)		\
2088 	(*((sw) + offsetof(struct tx_port_stats, counter) / 8))
2089 
2090 #define BNXT_PORT_STATS_SIZE				\
2091 	(sizeof(struct rx_port_stats) + sizeof(struct tx_port_stats) + 1024)
2092 
2093 #define BNXT_TX_PORT_STATS_BYTE_OFFSET			\
2094 	(sizeof(struct rx_port_stats) + 512)
2095 
2096 #define BNXT_RX_STATS_OFFSET(counter)			\
2097 	(offsetof(struct rx_port_stats, counter) / 8)
2098 
2099 #define BNXT_TX_STATS_OFFSET(counter)			\
2100 	((offsetof(struct tx_port_stats, counter) +	\
2101 	  BNXT_TX_PORT_STATS_BYTE_OFFSET) / 8)
2102 
2103 #define BNXT_RX_STATS_EXT_OFFSET(counter)		\
2104 	(offsetof(struct rx_port_stats_ext, counter) / 8)
2105 
2106 #define BNXT_TX_STATS_EXT_OFFSET(counter)		\
2107 	(offsetof(struct tx_port_stats_ext, counter) / 8)
2108 
2109 #define BNXT_HW_FEATURE_VLAN_ALL_RX				\
2110 	(NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX)
2111 #define BNXT_HW_FEATURE_VLAN_ALL_TX				\
2112 	(NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX)
2113 
2114 #define I2C_DEV_ADDR_A0				0xa0
2115 #define I2C_DEV_ADDR_A2				0xa2
2116 #define SFF_DIAG_SUPPORT_OFFSET			0x5c
2117 #define SFF_MODULE_ID_SFP			0x3
2118 #define SFF_MODULE_ID_QSFP			0xc
2119 #define SFF_MODULE_ID_QSFP_PLUS			0xd
2120 #define SFF_MODULE_ID_QSFP28			0x11
2121 #define BNXT_MAX_PHY_I2C_RESP_SIZE		64
2122 
2123 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
2124 {
2125 	/* Tell compiler to fetch tx indices from memory. */
2126 	barrier();
2127 
2128 	return bp->tx_ring_size -
2129 		((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
2130 }
2131 
2132 #if BITS_PER_LONG == 32
2133 #define writeq(val64, db)			\
2134 do {						\
2135 	spin_lock(&bp->db_lock);		\
2136 	writel((val64) & 0xffffffff, db);	\
2137 	writel((val64) >> 32, (db) + 4);	\
2138 	spin_unlock(&bp->db_lock);		\
2139 } while (0)
2140 
2141 #define writeq_relaxed writeq
2142 #endif
2143 
2144 /* For TX and RX ring doorbells with no ordering guarantee*/
2145 static inline void bnxt_db_write_relaxed(struct bnxt *bp,
2146 					 struct bnxt_db_info *db, u32 idx)
2147 {
2148 	if (bp->flags & BNXT_FLAG_CHIP_P5) {
2149 		writeq_relaxed(db->db_key64 | idx, db->doorbell);
2150 	} else {
2151 		u32 db_val = db->db_key32 | idx;
2152 
2153 		writel_relaxed(db_val, db->doorbell);
2154 		if (bp->flags & BNXT_FLAG_DOUBLE_DB)
2155 			writel_relaxed(db_val, db->doorbell);
2156 	}
2157 }
2158 
2159 /* For TX and RX ring doorbells */
2160 static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db,
2161 				 u32 idx)
2162 {
2163 	if (bp->flags & BNXT_FLAG_CHIP_P5) {
2164 		writeq(db->db_key64 | idx, db->doorbell);
2165 	} else {
2166 		u32 db_val = db->db_key32 | idx;
2167 
2168 		writel(db_val, db->doorbell);
2169 		if (bp->flags & BNXT_FLAG_DOUBLE_DB)
2170 			writel(db_val, db->doorbell);
2171 	}
2172 }
2173 
2174 static inline bool bnxt_cfa_hwrm_message(u16 req_type)
2175 {
2176 	switch (req_type) {
2177 	case HWRM_CFA_ENCAP_RECORD_ALLOC:
2178 	case HWRM_CFA_ENCAP_RECORD_FREE:
2179 	case HWRM_CFA_DECAP_FILTER_ALLOC:
2180 	case HWRM_CFA_DECAP_FILTER_FREE:
2181 	case HWRM_CFA_EM_FLOW_ALLOC:
2182 	case HWRM_CFA_EM_FLOW_FREE:
2183 	case HWRM_CFA_EM_FLOW_CFG:
2184 	case HWRM_CFA_FLOW_ALLOC:
2185 	case HWRM_CFA_FLOW_FREE:
2186 	case HWRM_CFA_FLOW_INFO:
2187 	case HWRM_CFA_FLOW_FLUSH:
2188 	case HWRM_CFA_FLOW_STATS:
2189 	case HWRM_CFA_METER_PROFILE_ALLOC:
2190 	case HWRM_CFA_METER_PROFILE_FREE:
2191 	case HWRM_CFA_METER_PROFILE_CFG:
2192 	case HWRM_CFA_METER_INSTANCE_ALLOC:
2193 	case HWRM_CFA_METER_INSTANCE_FREE:
2194 		return true;
2195 	default:
2196 		return false;
2197 	}
2198 }
2199 
2200 static inline bool bnxt_kong_hwrm_message(struct bnxt *bp, struct input *req)
2201 {
2202 	return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
2203 		bnxt_cfa_hwrm_message(le16_to_cpu(req->req_type)));
2204 }
2205 
2206 static inline bool bnxt_hwrm_kong_chnl(struct bnxt *bp, struct input *req)
2207 {
2208 	return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
2209 		req->resp_addr == cpu_to_le64(bp->hwrm_cmd_kong_resp_dma_addr));
2210 }
2211 
2212 static inline void *bnxt_get_hwrm_resp_addr(struct bnxt *bp, void *req)
2213 {
2214 	if (bnxt_hwrm_kong_chnl(bp, (struct input *)req))
2215 		return bp->hwrm_cmd_kong_resp_addr;
2216 	else
2217 		return bp->hwrm_cmd_resp_addr;
2218 }
2219 
2220 static inline u16 bnxt_get_hwrm_seq_id(struct bnxt *bp, u16 dst)
2221 {
2222 	u16 seq_id;
2223 
2224 	if (dst == BNXT_HWRM_CHNL_CHIMP)
2225 		seq_id = bp->hwrm_cmd_seq++;
2226 	else
2227 		seq_id = bp->hwrm_cmd_kong_seq++;
2228 	return seq_id;
2229 }
2230 
2231 extern const u16 bnxt_lhint_arr[];
2232 
2233 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
2234 		       u16 prod, gfp_t gfp);
2235 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
2236 u32 bnxt_fw_health_readl(struct bnxt *bp, int reg_idx);
2237 void bnxt_set_tpa_flags(struct bnxt *bp);
2238 void bnxt_set_ring_params(struct bnxt *);
2239 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
2240 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
2241 int _hwrm_send_message(struct bnxt *, void *, u32, int);
2242 int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
2243 int hwrm_send_message(struct bnxt *, void *, u32, int);
2244 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
2245 int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap,
2246 			    int bmap_size, bool async_only);
2247 int bnxt_get_nr_rss_ctxs(struct bnxt *bp, int rx_rings);
2248 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
2249 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
2250 int bnxt_nq_rings_in_use(struct bnxt *bp);
2251 int bnxt_hwrm_set_coal(struct bnxt *);
2252 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
2253 unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp);
2254 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
2255 unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp);
2256 int bnxt_get_avail_msix(struct bnxt *bp, int num);
2257 int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init);
2258 void bnxt_tx_disable(struct bnxt *bp);
2259 void bnxt_tx_enable(struct bnxt *bp);
2260 int bnxt_update_link(struct bnxt *bp, bool chng_link_state);
2261 int bnxt_hwrm_set_pause(struct bnxt *);
2262 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
2263 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
2264 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
2265 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
2266 bool bnxt_is_fw_healthy(struct bnxt *bp);
2267 int bnxt_hwrm_fw_set_time(struct bnxt *);
2268 int bnxt_open_nic(struct bnxt *, bool, bool);
2269 int bnxt_half_open_nic(struct bnxt *bp);
2270 void bnxt_half_close_nic(struct bnxt *bp);
2271 int bnxt_close_nic(struct bnxt *, bool, bool);
2272 int bnxt_dbg_hwrm_rd_reg(struct bnxt *bp, u32 reg_off, u16 num_words,
2273 			 u32 *reg_buf);
2274 void bnxt_fw_exception(struct bnxt *bp);
2275 void bnxt_fw_reset(struct bnxt *bp);
2276 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
2277 		     int tx_xdp);
2278 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
2279 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
2280 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
2281 int bnxt_get_port_parent_id(struct net_device *dev,
2282 			    struct netdev_phys_item_id *ppid);
2283 void bnxt_dim_work(struct work_struct *work);
2284 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
2285 
2286 #endif
2287