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 <net/devlink.h>
24 #include <net/dst_metadata.h>
25 #include <net/switchdev.h>
26 #include <net/xdp.h>
27 #include <linux/net_dim.h>
28 
29 struct tx_bd {
30 	__le32 tx_bd_len_flags_type;
31 	#define TX_BD_TYPE					(0x3f << 0)
32 	 #define TX_BD_TYPE_SHORT_TX_BD				 (0x00 << 0)
33 	 #define TX_BD_TYPE_LONG_TX_BD				 (0x10 << 0)
34 	#define TX_BD_FLAGS_PACKET_END				(1 << 6)
35 	#define TX_BD_FLAGS_NO_CMPL				(1 << 7)
36 	#define TX_BD_FLAGS_BD_CNT				(0x1f << 8)
37 	 #define TX_BD_FLAGS_BD_CNT_SHIFT			 8
38 	#define TX_BD_FLAGS_LHINT				(3 << 13)
39 	 #define TX_BD_FLAGS_LHINT_SHIFT			 13
40 	 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER		 (0 << 13)
41 	 #define TX_BD_FLAGS_LHINT_512_TO_1023			 (1 << 13)
42 	 #define TX_BD_FLAGS_LHINT_1024_TO_2047			 (2 << 13)
43 	 #define TX_BD_FLAGS_LHINT_2048_AND_LARGER		 (3 << 13)
44 	#define TX_BD_FLAGS_COAL_NOW				(1 << 15)
45 	#define TX_BD_LEN					(0xffff << 16)
46 	 #define TX_BD_LEN_SHIFT				 16
47 
48 	u32 tx_bd_opaque;
49 	__le64 tx_bd_haddr;
50 } __packed;
51 
52 struct tx_bd_ext {
53 	__le32 tx_bd_hsize_lflags;
54 	#define TX_BD_FLAGS_TCP_UDP_CHKSUM			(1 << 0)
55 	#define TX_BD_FLAGS_IP_CKSUM				(1 << 1)
56 	#define TX_BD_FLAGS_NO_CRC				(1 << 2)
57 	#define TX_BD_FLAGS_STAMP				(1 << 3)
58 	#define TX_BD_FLAGS_T_IP_CHKSUM				(1 << 4)
59 	#define TX_BD_FLAGS_LSO					(1 << 5)
60 	#define TX_BD_FLAGS_IPID_FMT				(1 << 6)
61 	#define TX_BD_FLAGS_T_IPID				(1 << 7)
62 	#define TX_BD_HSIZE					(0xff << 16)
63 	 #define TX_BD_HSIZE_SHIFT				 16
64 
65 	__le32 tx_bd_mss;
66 	__le32 tx_bd_cfa_action;
67 	#define TX_BD_CFA_ACTION				(0xffff << 16)
68 	 #define TX_BD_CFA_ACTION_SHIFT				 16
69 
70 	__le32 tx_bd_cfa_meta;
71 	#define TX_BD_CFA_META_MASK                             0xfffffff
72 	#define TX_BD_CFA_META_VID_MASK                         0xfff
73 	#define TX_BD_CFA_META_PRI_MASK                         (0xf << 12)
74 	 #define TX_BD_CFA_META_PRI_SHIFT                        12
75 	#define TX_BD_CFA_META_TPID_MASK                        (3 << 16)
76 	 #define TX_BD_CFA_META_TPID_SHIFT                       16
77 	#define TX_BD_CFA_META_KEY                              (0xf << 28)
78 	 #define TX_BD_CFA_META_KEY_SHIFT			 28
79 	#define TX_BD_CFA_META_KEY_VLAN                         (1 << 28)
80 };
81 
82 struct rx_bd {
83 	__le32 rx_bd_len_flags_type;
84 	#define RX_BD_TYPE					(0x3f << 0)
85 	 #define RX_BD_TYPE_RX_PACKET_BD			 0x4
86 	 #define RX_BD_TYPE_RX_BUFFER_BD			 0x5
87 	 #define RX_BD_TYPE_RX_AGG_BD				 0x6
88 	 #define RX_BD_TYPE_16B_BD_SIZE				 (0 << 4)
89 	 #define RX_BD_TYPE_32B_BD_SIZE				 (1 << 4)
90 	 #define RX_BD_TYPE_48B_BD_SIZE				 (2 << 4)
91 	 #define RX_BD_TYPE_64B_BD_SIZE				 (3 << 4)
92 	#define RX_BD_FLAGS_SOP					(1 << 6)
93 	#define RX_BD_FLAGS_EOP					(1 << 7)
94 	#define RX_BD_FLAGS_BUFFERS				(3 << 8)
95 	 #define RX_BD_FLAGS_1_BUFFER_PACKET			 (0 << 8)
96 	 #define RX_BD_FLAGS_2_BUFFER_PACKET			 (1 << 8)
97 	 #define RX_BD_FLAGS_3_BUFFER_PACKET			 (2 << 8)
98 	 #define RX_BD_FLAGS_4_BUFFER_PACKET			 (3 << 8)
99 	#define RX_BD_LEN					(0xffff << 16)
100 	 #define RX_BD_LEN_SHIFT				 16
101 
102 	u32 rx_bd_opaque;
103 	__le64 rx_bd_haddr;
104 };
105 
106 struct tx_cmp {
107 	__le32 tx_cmp_flags_type;
108 	#define CMP_TYPE					(0x3f << 0)
109 	 #define CMP_TYPE_TX_L2_CMP				 0
110 	 #define CMP_TYPE_RX_L2_CMP				 17
111 	 #define CMP_TYPE_RX_AGG_CMP				 18
112 	 #define CMP_TYPE_RX_L2_TPA_START_CMP			 19
113 	 #define CMP_TYPE_RX_L2_TPA_END_CMP			 21
114 	 #define CMP_TYPE_STATUS_CMP				 32
115 	 #define CMP_TYPE_REMOTE_DRIVER_REQ			 34
116 	 #define CMP_TYPE_REMOTE_DRIVER_RESP			 36
117 	 #define CMP_TYPE_ERROR_STATUS				 48
118 	 #define CMPL_BASE_TYPE_STAT_EJECT			 0x1aUL
119 	 #define CMPL_BASE_TYPE_HWRM_DONE			 0x20UL
120 	 #define CMPL_BASE_TYPE_HWRM_FWD_REQ			 0x22UL
121 	 #define CMPL_BASE_TYPE_HWRM_FWD_RESP			 0x24UL
122 	 #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT		 0x2eUL
123 
124 	#define TX_CMP_FLAGS_ERROR				(1 << 6)
125 	#define TX_CMP_FLAGS_PUSH				(1 << 7)
126 
127 	u32 tx_cmp_opaque;
128 	__le32 tx_cmp_errors_v;
129 	#define TX_CMP_V					(1 << 0)
130 	#define TX_CMP_ERRORS_BUFFER_ERROR			(7 << 1)
131 	 #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR		 0
132 	 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT		 2
133 	 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG	 4
134 	 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS		 5
135 	 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT			 (1 << 4)
136 	 #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN			 (1 << 5)
137 	 #define TX_CMP_ERRORS_DMA_ERROR			 (1 << 6)
138 	 #define TX_CMP_ERRORS_HINT_TOO_SHORT			 (1 << 7)
139 
140 	__le32 tx_cmp_unsed_3;
141 };
142 
143 struct rx_cmp {
144 	__le32 rx_cmp_len_flags_type;
145 	#define RX_CMP_CMP_TYPE					(0x3f << 0)
146 	#define RX_CMP_FLAGS_ERROR				(1 << 6)
147 	#define RX_CMP_FLAGS_PLACEMENT				(7 << 7)
148 	#define RX_CMP_FLAGS_RSS_VALID				(1 << 10)
149 	#define RX_CMP_FLAGS_UNUSED				(1 << 11)
150 	 #define RX_CMP_FLAGS_ITYPES_SHIFT			 12
151 	 #define RX_CMP_FLAGS_ITYPE_UNKNOWN			 (0 << 12)
152 	 #define RX_CMP_FLAGS_ITYPE_IP				 (1 << 12)
153 	 #define RX_CMP_FLAGS_ITYPE_TCP				 (2 << 12)
154 	 #define RX_CMP_FLAGS_ITYPE_UDP				 (3 << 12)
155 	 #define RX_CMP_FLAGS_ITYPE_FCOE			 (4 << 12)
156 	 #define RX_CMP_FLAGS_ITYPE_ROCE			 (5 << 12)
157 	 #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS			 (8 << 12)
158 	 #define RX_CMP_FLAGS_ITYPE_PTP_W_TS			 (9 << 12)
159 	#define RX_CMP_LEN					(0xffff << 16)
160 	 #define RX_CMP_LEN_SHIFT				 16
161 
162 	u32 rx_cmp_opaque;
163 	__le32 rx_cmp_misc_v1;
164 	#define RX_CMP_V1					(1 << 0)
165 	#define RX_CMP_AGG_BUFS					(0x1f << 1)
166 	 #define RX_CMP_AGG_BUFS_SHIFT				 1
167 	#define RX_CMP_RSS_HASH_TYPE				(0x7f << 9)
168 	 #define RX_CMP_RSS_HASH_TYPE_SHIFT			 9
169 	#define RX_CMP_PAYLOAD_OFFSET				(0xff << 16)
170 	 #define RX_CMP_PAYLOAD_OFFSET_SHIFT			 16
171 
172 	__le32 rx_cmp_rss_hash;
173 };
174 
175 #define RX_CMP_HASH_VALID(rxcmp)				\
176 	((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
177 
178 #define RSS_PROFILE_ID_MASK	0x1f
179 
180 #define RX_CMP_HASH_TYPE(rxcmp)					\
181 	(((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
182 	  RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
183 
184 struct rx_cmp_ext {
185 	__le32 rx_cmp_flags2;
186 	#define RX_CMP_FLAGS2_IP_CS_CALC			0x1
187 	#define RX_CMP_FLAGS2_L4_CS_CALC			(0x1 << 1)
188 	#define RX_CMP_FLAGS2_T_IP_CS_CALC			(0x1 << 2)
189 	#define RX_CMP_FLAGS2_T_L4_CS_CALC			(0x1 << 3)
190 	#define RX_CMP_FLAGS2_META_FORMAT_VLAN			(0x1 << 4)
191 	__le32 rx_cmp_meta_data;
192 	#define RX_CMP_FLAGS2_METADATA_TCI_MASK			0xffff
193 	#define RX_CMP_FLAGS2_METADATA_VID_MASK			0xfff
194 	#define RX_CMP_FLAGS2_METADATA_TPID_MASK		0xffff0000
195 	 #define RX_CMP_FLAGS2_METADATA_TPID_SFT		 16
196 	__le32 rx_cmp_cfa_code_errors_v2;
197 	#define RX_CMP_V					(1 << 0)
198 	#define RX_CMPL_ERRORS_MASK				(0x7fff << 1)
199 	 #define RX_CMPL_ERRORS_SFT				 1
200 	#define RX_CMPL_ERRORS_BUFFER_ERROR_MASK		(0x7 << 1)
201 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER		 (0x0 << 1)
202 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT	 (0x1 << 1)
203 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP	 (0x2 << 1)
204 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT		 (0x3 << 1)
205 	#define RX_CMPL_ERRORS_IP_CS_ERROR			(0x1 << 4)
206 	#define RX_CMPL_ERRORS_L4_CS_ERROR			(0x1 << 5)
207 	#define RX_CMPL_ERRORS_T_IP_CS_ERROR			(0x1 << 6)
208 	#define RX_CMPL_ERRORS_T_L4_CS_ERROR			(0x1 << 7)
209 	#define RX_CMPL_ERRORS_CRC_ERROR			(0x1 << 8)
210 	#define RX_CMPL_ERRORS_T_PKT_ERROR_MASK			(0x7 << 9)
211 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR		 (0x0 << 9)
212 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION	 (0x1 << 9)
213 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN	 (0x2 << 9)
214 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR	 (0x3 << 9)
215 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR	 (0x4 << 9)
216 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR	 (0x5 << 9)
217 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL	 (0x6 << 9)
218 	#define RX_CMPL_ERRORS_PKT_ERROR_MASK			(0xf << 12)
219 	 #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR		 (0x0 << 12)
220 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION	 (0x1 << 12)
221 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN	 (0x2 << 12)
222 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL		 (0x3 << 12)
223 	 #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR	 (0x4 << 12)
224 	 #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR	 (0x5 << 12)
225 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN	 (0x6 << 12)
226 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
227 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN	 (0x8 << 12)
228 
229 	#define RX_CMPL_CFA_CODE_MASK				(0xffff << 16)
230 	 #define RX_CMPL_CFA_CODE_SFT				 16
231 
232 	__le32 rx_cmp_unused3;
233 };
234 
235 #define RX_CMP_L2_ERRORS						\
236 	cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
237 
238 #define RX_CMP_L4_CS_BITS						\
239 	(cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
240 
241 #define RX_CMP_L4_CS_ERR_BITS						\
242 	(cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
243 
244 #define RX_CMP_L4_CS_OK(rxcmp1)						\
245 	    (((rxcmp1)->rx_cmp_flags2 &	RX_CMP_L4_CS_BITS) &&		\
246 	     !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
247 
248 #define RX_CMP_ENCAP(rxcmp1)						\
249 	    ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) &			\
250 	     RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
251 
252 #define RX_CMP_CFA_CODE(rxcmpl1)					\
253 	((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) &		\
254 	  RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
255 
256 struct rx_agg_cmp {
257 	__le32 rx_agg_cmp_len_flags_type;
258 	#define RX_AGG_CMP_TYPE					(0x3f << 0)
259 	#define RX_AGG_CMP_LEN					(0xffff << 16)
260 	 #define RX_AGG_CMP_LEN_SHIFT				 16
261 	u32 rx_agg_cmp_opaque;
262 	__le32 rx_agg_cmp_v;
263 	#define RX_AGG_CMP_V					(1 << 0)
264 	__le32 rx_agg_cmp_unused;
265 };
266 
267 struct rx_tpa_start_cmp {
268 	__le32 rx_tpa_start_cmp_len_flags_type;
269 	#define RX_TPA_START_CMP_TYPE				(0x3f << 0)
270 	#define RX_TPA_START_CMP_FLAGS				(0x3ff << 6)
271 	 #define RX_TPA_START_CMP_FLAGS_SHIFT			 6
272 	#define RX_TPA_START_CMP_FLAGS_PLACEMENT		(0x7 << 7)
273 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT		 7
274 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO		 (0x1 << 7)
275 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS		 (0x2 << 7)
276 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO	 (0x5 << 7)
277 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS	 (0x6 << 7)
278 	#define RX_TPA_START_CMP_FLAGS_RSS_VALID		(0x1 << 10)
279 	#define RX_TPA_START_CMP_FLAGS_ITYPES			(0xf << 12)
280 	 #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT		 12
281 	 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP		 (0x2 << 12)
282 	#define RX_TPA_START_CMP_LEN				(0xffff << 16)
283 	 #define RX_TPA_START_CMP_LEN_SHIFT			 16
284 
285 	u32 rx_tpa_start_cmp_opaque;
286 	__le32 rx_tpa_start_cmp_misc_v1;
287 	#define RX_TPA_START_CMP_V1				(0x1 << 0)
288 	#define RX_TPA_START_CMP_RSS_HASH_TYPE			(0x7f << 9)
289 	 #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT		 9
290 	#define RX_TPA_START_CMP_AGG_ID				(0x7f << 25)
291 	 #define RX_TPA_START_CMP_AGG_ID_SHIFT			 25
292 
293 	__le32 rx_tpa_start_cmp_rss_hash;
294 };
295 
296 #define TPA_START_HASH_VALID(rx_tpa_start)				\
297 	((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &		\
298 	 cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
299 
300 #define TPA_START_HASH_TYPE(rx_tpa_start)				\
301 	(((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &	\
302 	   RX_TPA_START_CMP_RSS_HASH_TYPE) >>				\
303 	  RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
304 
305 #define TPA_START_AGG_ID(rx_tpa_start)					\
306 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &	\
307 	 RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
308 
309 struct rx_tpa_start_cmp_ext {
310 	__le32 rx_tpa_start_cmp_flags2;
311 	#define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC		(0x1 << 0)
312 	#define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC		(0x1 << 1)
313 	#define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC		(0x1 << 2)
314 	#define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC		(0x1 << 3)
315 	#define RX_TPA_START_CMP_FLAGS2_IP_TYPE			(0x1 << 8)
316 
317 	__le32 rx_tpa_start_cmp_metadata;
318 	__le32 rx_tpa_start_cmp_cfa_code_v2;
319 	#define RX_TPA_START_CMP_V2				(0x1 << 0)
320 	#define RX_TPA_START_CMP_CFA_CODE			(0xffff << 16)
321 	 #define RX_TPA_START_CMPL_CFA_CODE_SHIFT		 16
322 	__le32 rx_tpa_start_cmp_hdr_info;
323 };
324 
325 #define TPA_START_CFA_CODE(rx_tpa_start)				\
326 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &	\
327 	 RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
328 
329 #define TPA_START_IS_IPV6(rx_tpa_start)				\
330 	(!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 &		\
331 	    cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
332 
333 struct rx_tpa_end_cmp {
334 	__le32 rx_tpa_end_cmp_len_flags_type;
335 	#define RX_TPA_END_CMP_TYPE				(0x3f << 0)
336 	#define RX_TPA_END_CMP_FLAGS				(0x3ff << 6)
337 	 #define RX_TPA_END_CMP_FLAGS_SHIFT			 6
338 	#define RX_TPA_END_CMP_FLAGS_PLACEMENT			(0x7 << 7)
339 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT		 7
340 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO		 (0x1 << 7)
341 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS		 (0x2 << 7)
342 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO	 (0x5 << 7)
343 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS		 (0x6 << 7)
344 	#define RX_TPA_END_CMP_FLAGS_RSS_VALID			(0x1 << 10)
345 	#define RX_TPA_END_CMP_FLAGS_ITYPES			(0xf << 12)
346 	 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT		 12
347 	 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP			 (0x2 << 12)
348 	#define RX_TPA_END_CMP_LEN				(0xffff << 16)
349 	 #define RX_TPA_END_CMP_LEN_SHIFT			 16
350 
351 	u32 rx_tpa_end_cmp_opaque;
352 	__le32 rx_tpa_end_cmp_misc_v1;
353 	#define RX_TPA_END_CMP_V1				(0x1 << 0)
354 	#define RX_TPA_END_CMP_AGG_BUFS				(0x3f << 1)
355 	 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT			 1
356 	#define RX_TPA_END_CMP_TPA_SEGS				(0xff << 8)
357 	 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT			 8
358 	#define RX_TPA_END_CMP_PAYLOAD_OFFSET			(0xff << 16)
359 	 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT		 16
360 	#define RX_TPA_END_CMP_AGG_ID				(0x7f << 25)
361 	 #define RX_TPA_END_CMP_AGG_ID_SHIFT			 25
362 
363 	__le32 rx_tpa_end_cmp_tsdelta;
364 	#define RX_TPA_END_GRO_TS				(0x1 << 31)
365 };
366 
367 #define TPA_END_AGG_ID(rx_tpa_end)					\
368 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
369 	 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
370 
371 #define TPA_END_TPA_SEGS(rx_tpa_end)					\
372 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
373 	 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
374 
375 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO				\
376 	cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &		\
377 		    RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
378 
379 #define TPA_END_GRO(rx_tpa_end)						\
380 	((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &			\
381 	 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
382 
383 #define TPA_END_GRO_TS(rx_tpa_end)					\
384 	(!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta &			\
385 	    cpu_to_le32(RX_TPA_END_GRO_TS)))
386 
387 struct rx_tpa_end_cmp_ext {
388 	__le32 rx_tpa_end_cmp_dup_acks;
389 	#define RX_TPA_END_CMP_TPA_DUP_ACKS			(0xf << 0)
390 
391 	__le32 rx_tpa_end_cmp_seg_len;
392 	#define RX_TPA_END_CMP_TPA_SEG_LEN			(0xffff << 0)
393 
394 	__le32 rx_tpa_end_cmp_errors_v2;
395 	#define RX_TPA_END_CMP_V2				(0x1 << 0)
396 	#define RX_TPA_END_CMP_ERRORS				(0x3 << 1)
397 	#define RX_TPA_END_CMPL_ERRORS_SHIFT			 1
398 
399 	u32 rx_tpa_end_cmp_start_opaque;
400 };
401 
402 #define TPA_END_ERRORS(rx_tpa_end_ext)					\
403 	((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 &			\
404 	 cpu_to_le32(RX_TPA_END_CMP_ERRORS))
405 
406 #define DB_IDX_MASK						0xffffff
407 #define DB_IDX_VALID						(0x1 << 26)
408 #define DB_IRQ_DIS						(0x1 << 27)
409 #define DB_KEY_TX						(0x0 << 28)
410 #define DB_KEY_RX						(0x1 << 28)
411 #define DB_KEY_CP						(0x2 << 28)
412 #define DB_KEY_ST						(0x3 << 28)
413 #define DB_KEY_TX_PUSH						(0x4 << 28)
414 #define DB_LONG_TX_PUSH						(0x2 << 24)
415 
416 #define BNXT_MIN_ROCE_CP_RINGS	2
417 #define BNXT_MIN_ROCE_STAT_CTXS	1
418 
419 #define INVALID_HW_RING_ID	((u16)-1)
420 
421 /* The hardware supports certain page sizes.  Use the supported page sizes
422  * to allocate the rings.
423  */
424 #if (PAGE_SHIFT < 12)
425 #define BNXT_PAGE_SHIFT	12
426 #elif (PAGE_SHIFT <= 13)
427 #define BNXT_PAGE_SHIFT	PAGE_SHIFT
428 #elif (PAGE_SHIFT < 16)
429 #define BNXT_PAGE_SHIFT	13
430 #else
431 #define BNXT_PAGE_SHIFT	16
432 #endif
433 
434 #define BNXT_PAGE_SIZE	(1 << BNXT_PAGE_SHIFT)
435 
436 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
437 #if (PAGE_SHIFT > 15)
438 #define BNXT_RX_PAGE_SHIFT 15
439 #else
440 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
441 #endif
442 
443 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
444 
445 #define BNXT_MAX_MTU		9500
446 #define BNXT_MAX_PAGE_MODE_MTU	\
447 	((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN -	\
448 	 XDP_PACKET_HEADROOM)
449 
450 #define BNXT_MIN_PKT_SIZE	52
451 
452 #define BNXT_DEFAULT_RX_RING_SIZE	511
453 #define BNXT_DEFAULT_TX_RING_SIZE	511
454 
455 #define MAX_TPA		64
456 
457 #if (BNXT_PAGE_SHIFT == 16)
458 #define MAX_RX_PAGES	1
459 #define MAX_RX_AGG_PAGES	4
460 #define MAX_TX_PAGES	1
461 #define MAX_CP_PAGES	8
462 #else
463 #define MAX_RX_PAGES	8
464 #define MAX_RX_AGG_PAGES	32
465 #define MAX_TX_PAGES	8
466 #define MAX_CP_PAGES	64
467 #endif
468 
469 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
470 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
471 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
472 
473 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
474 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
475 
476 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
477 
478 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
479 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
480 
481 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
482 
483 #define BNXT_MAX_RX_DESC_CNT		(RX_DESC_CNT * MAX_RX_PAGES - 1)
484 #define BNXT_MAX_RX_JUM_DESC_CNT	(RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
485 #define BNXT_MAX_TX_DESC_CNT		(TX_DESC_CNT * MAX_TX_PAGES - 1)
486 
487 #define RX_RING(x)	(((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
488 #define RX_IDX(x)	((x) & (RX_DESC_CNT - 1))
489 
490 #define TX_RING(x)	(((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
491 #define TX_IDX(x)	((x) & (TX_DESC_CNT - 1))
492 
493 #define CP_RING(x)	(((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
494 #define CP_IDX(x)	((x) & (CP_DESC_CNT - 1))
495 
496 #define TX_CMP_VALID(txcmp, raw_cons)					\
497 	(!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==	\
498 	 !((raw_cons) & bp->cp_bit))
499 
500 #define RX_CMP_VALID(rxcmp1, raw_cons)					\
501 	(!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
502 	 !((raw_cons) & bp->cp_bit))
503 
504 #define RX_AGG_CMP_VALID(agg, raw_cons)				\
505 	(!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) ==	\
506 	 !((raw_cons) & bp->cp_bit))
507 
508 #define TX_CMP_TYPE(txcmp)					\
509 	(le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
510 
511 #define RX_CMP_TYPE(rxcmp)					\
512 	(le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
513 
514 #define NEXT_RX(idx)		(((idx) + 1) & bp->rx_ring_mask)
515 
516 #define NEXT_RX_AGG(idx)	(((idx) + 1) & bp->rx_agg_ring_mask)
517 
518 #define NEXT_TX(idx)		(((idx) + 1) & bp->tx_ring_mask)
519 
520 #define ADV_RAW_CMP(idx, n)	((idx) + (n))
521 #define NEXT_RAW_CMP(idx)	ADV_RAW_CMP(idx, 1)
522 #define RING_CMP(idx)		((idx) & bp->cp_ring_mask)
523 #define NEXT_CMP(idx)		RING_CMP(ADV_RAW_CMP(idx, 1))
524 
525 #define BNXT_HWRM_MAX_REQ_LEN		(bp->hwrm_max_req_len)
526 #define BNXT_HWRM_SHORT_REQ_LEN		sizeof(struct hwrm_short_input)
527 #define DFLT_HWRM_CMD_TIMEOUT		500
528 #define HWRM_CMD_TIMEOUT		(bp->hwrm_cmd_timeout)
529 #define HWRM_RESET_TIMEOUT		((HWRM_CMD_TIMEOUT) * 4)
530 #define HWRM_RESP_ERR_CODE_MASK		0xffff
531 #define HWRM_RESP_LEN_OFFSET		4
532 #define HWRM_RESP_LEN_MASK		0xffff0000
533 #define HWRM_RESP_LEN_SFT		16
534 #define HWRM_RESP_VALID_MASK		0xff000000
535 #define HWRM_SEQ_ID_INVALID		-1
536 #define BNXT_HWRM_REQ_MAX_SIZE		128
537 #define BNXT_HWRM_REQS_PER_PAGE		(BNXT_PAGE_SIZE /	\
538 					 BNXT_HWRM_REQ_MAX_SIZE)
539 #define HWRM_SHORT_MIN_TIMEOUT		3
540 #define HWRM_SHORT_MAX_TIMEOUT		10
541 #define HWRM_SHORT_TIMEOUT_COUNTER	5
542 
543 #define HWRM_MIN_TIMEOUT		25
544 #define HWRM_MAX_TIMEOUT		40
545 
546 #define HWRM_TOTAL_TIMEOUT(n)	(((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ?	\
547 	((n) * HWRM_SHORT_MIN_TIMEOUT) :				\
548 	(HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT +		\
549 	 ((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
550 
551 #define HWRM_VALID_BIT_DELAY_USEC	20
552 
553 #define BNXT_RX_EVENT	1
554 #define BNXT_AGG_EVENT	2
555 #define BNXT_TX_EVENT	4
556 
557 struct bnxt_sw_tx_bd {
558 	struct sk_buff		*skb;
559 	DEFINE_DMA_UNMAP_ADDR(mapping);
560 	u8			is_gso;
561 	u8			is_push;
562 	union {
563 		unsigned short		nr_frags;
564 		u16			rx_prod;
565 	};
566 };
567 
568 struct bnxt_sw_rx_bd {
569 	void			*data;
570 	u8			*data_ptr;
571 	dma_addr_t		mapping;
572 };
573 
574 struct bnxt_sw_rx_agg_bd {
575 	struct page		*page;
576 	unsigned int		offset;
577 	dma_addr_t		mapping;
578 };
579 
580 struct bnxt_ring_mem_info {
581 	int			nr_pages;
582 	int			page_size;
583 	u32			flags;
584 #define BNXT_RMEM_VALID_PTE_FLAG	1
585 #define BNXT_RMEM_RING_PTE_FLAG		2
586 
587 	void			**pg_arr;
588 	dma_addr_t		*dma_arr;
589 
590 	__le64			*pg_tbl;
591 	dma_addr_t		pg_tbl_map;
592 
593 	int			vmem_size;
594 	void			**vmem;
595 };
596 
597 struct bnxt_ring_struct {
598 	struct bnxt_ring_mem_info	ring_mem;
599 
600 	u16			fw_ring_id; /* Ring id filled by Chimp FW */
601 	union {
602 		u16		grp_idx;
603 		u16		map_idx; /* Used by cmpl rings */
604 	};
605 	u8			queue_id;
606 };
607 
608 struct tx_push_bd {
609 	__le32			doorbell;
610 	__le32			tx_bd_len_flags_type;
611 	u32			tx_bd_opaque;
612 	struct tx_bd_ext	txbd2;
613 };
614 
615 struct tx_push_buffer {
616 	struct tx_push_bd	push_bd;
617 	u32			data[25];
618 };
619 
620 struct bnxt_tx_ring_info {
621 	struct bnxt_napi	*bnapi;
622 	u16			tx_prod;
623 	u16			tx_cons;
624 	u16			txq_index;
625 	void __iomem		*tx_doorbell;
626 
627 	struct tx_bd		*tx_desc_ring[MAX_TX_PAGES];
628 	struct bnxt_sw_tx_bd	*tx_buf_ring;
629 
630 	dma_addr_t		tx_desc_mapping[MAX_TX_PAGES];
631 
632 	struct tx_push_buffer	*tx_push;
633 	dma_addr_t		tx_push_mapping;
634 	__le64			data_mapping;
635 
636 #define BNXT_DEV_STATE_CLOSING	0x1
637 	u32			dev_state;
638 
639 	struct bnxt_ring_struct	tx_ring_struct;
640 };
641 
642 #define BNXT_LEGACY_COAL_CMPL_PARAMS					\
643 	(RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN |		\
644 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX |		\
645 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET |		\
646 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE |			\
647 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR |		\
648 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
649 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR |		\
650 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
651 	 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
652 
653 #define BNXT_COAL_CMPL_ENABLES						\
654 	(RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
655 	 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
656 	 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
657 	 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
658 
659 #define BNXT_COAL_CMPL_MIN_TMR_ENABLE					\
660 	RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
661 
662 #define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE			\
663 	RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
664 
665 struct bnxt_coal_cap {
666 	u32			cmpl_params;
667 	u32			nq_params;
668 	u16			num_cmpl_dma_aggr_max;
669 	u16			num_cmpl_dma_aggr_during_int_max;
670 	u16			cmpl_aggr_dma_tmr_max;
671 	u16			cmpl_aggr_dma_tmr_during_int_max;
672 	u16			int_lat_tmr_min_max;
673 	u16			int_lat_tmr_max_max;
674 	u16			num_cmpl_aggr_int_max;
675 	u16			timer_units;
676 };
677 
678 struct bnxt_coal {
679 	u16			coal_ticks;
680 	u16			coal_ticks_irq;
681 	u16			coal_bufs;
682 	u16			coal_bufs_irq;
683 			/* RING_IDLE enabled when coal ticks < idle_thresh  */
684 	u16			idle_thresh;
685 	u8			bufs_per_record;
686 	u8			budget;
687 };
688 
689 struct bnxt_tpa_info {
690 	void			*data;
691 	u8			*data_ptr;
692 	dma_addr_t		mapping;
693 	u16			len;
694 	unsigned short		gso_type;
695 	u32			flags2;
696 	u32			metadata;
697 	enum pkt_hash_types	hash_type;
698 	u32			rss_hash;
699 	u32			hdr_info;
700 
701 #define BNXT_TPA_L4_SIZE(hdr_info)	\
702 	(((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
703 
704 #define BNXT_TPA_INNER_L3_OFF(hdr_info)	\
705 	(((hdr_info) >> 18) & 0x1ff)
706 
707 #define BNXT_TPA_INNER_L2_OFF(hdr_info)	\
708 	(((hdr_info) >> 9) & 0x1ff)
709 
710 #define BNXT_TPA_OUTER_L3_OFF(hdr_info)	\
711 	((hdr_info) & 0x1ff)
712 
713 	u16			cfa_code; /* cfa_code in TPA start compl */
714 };
715 
716 struct bnxt_rx_ring_info {
717 	struct bnxt_napi	*bnapi;
718 	u16			rx_prod;
719 	u16			rx_agg_prod;
720 	u16			rx_sw_agg_prod;
721 	u16			rx_next_cons;
722 	void __iomem		*rx_doorbell;
723 	void __iomem		*rx_agg_doorbell;
724 
725 	struct bpf_prog		*xdp_prog;
726 
727 	struct rx_bd		*rx_desc_ring[MAX_RX_PAGES];
728 	struct bnxt_sw_rx_bd	*rx_buf_ring;
729 
730 	struct rx_bd		*rx_agg_desc_ring[MAX_RX_AGG_PAGES];
731 	struct bnxt_sw_rx_agg_bd	*rx_agg_ring;
732 
733 	unsigned long		*rx_agg_bmap;
734 	u16			rx_agg_bmap_size;
735 
736 	struct page		*rx_page;
737 	unsigned int		rx_page_offset;
738 
739 	dma_addr_t		rx_desc_mapping[MAX_RX_PAGES];
740 	dma_addr_t		rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
741 
742 	struct bnxt_tpa_info	*rx_tpa;
743 
744 	struct bnxt_ring_struct	rx_ring_struct;
745 	struct bnxt_ring_struct	rx_agg_ring_struct;
746 	struct xdp_rxq_info	xdp_rxq;
747 };
748 
749 struct bnxt_cp_ring_info {
750 	u32			cp_raw_cons;
751 	void __iomem		*cp_doorbell;
752 
753 	struct bnxt_coal	rx_ring_coal;
754 	u64			rx_packets;
755 	u64			rx_bytes;
756 	u64			event_ctr;
757 
758 	struct net_dim		dim;
759 
760 	struct tx_cmp		*cp_desc_ring[MAX_CP_PAGES];
761 
762 	dma_addr_t		cp_desc_mapping[MAX_CP_PAGES];
763 
764 	struct ctx_hw_stats	*hw_stats;
765 	dma_addr_t		hw_stats_map;
766 	u32			hw_stats_ctx_id;
767 	u64			rx_l4_csum_errors;
768 
769 	struct bnxt_ring_struct	cp_ring_struct;
770 };
771 
772 struct bnxt_napi {
773 	struct napi_struct	napi;
774 	struct bnxt		*bp;
775 
776 	int			index;
777 	struct bnxt_cp_ring_info	cp_ring;
778 	struct bnxt_rx_ring_info	*rx_ring;
779 	struct bnxt_tx_ring_info	*tx_ring;
780 
781 	void			(*tx_int)(struct bnxt *, struct bnxt_napi *,
782 					  int);
783 	u32			flags;
784 #define BNXT_NAPI_FLAG_XDP	0x1
785 
786 	bool			in_reset;
787 };
788 
789 struct bnxt_irq {
790 	irq_handler_t	handler;
791 	unsigned int	vector;
792 	u8		requested:1;
793 	u8		have_cpumask:1;
794 	char		name[IFNAMSIZ + 2];
795 	cpumask_var_t	cpu_mask;
796 };
797 
798 #define HWRM_RING_ALLOC_TX	0x1
799 #define HWRM_RING_ALLOC_RX	0x2
800 #define HWRM_RING_ALLOC_AGG	0x4
801 #define HWRM_RING_ALLOC_CMPL	0x8
802 
803 #define INVALID_STATS_CTX_ID	-1
804 
805 struct bnxt_ring_grp_info {
806 	u16	fw_stats_ctx;
807 	u16	fw_grp_id;
808 	u16	rx_fw_ring_id;
809 	u16	agg_fw_ring_id;
810 	u16	cp_fw_ring_id;
811 };
812 
813 struct bnxt_vnic_info {
814 	u16		fw_vnic_id; /* returned by Chimp during alloc */
815 #define BNXT_MAX_CTX_PER_VNIC	2
816 	u16		fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
817 	u16		fw_l2_ctx_id;
818 #define BNXT_MAX_UC_ADDRS	4
819 	__le64		fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
820 				/* index 0 always dev_addr */
821 	u16		uc_filter_count;
822 	u8		*uc_list;
823 
824 	u16		*fw_grp_ids;
825 	dma_addr_t	rss_table_dma_addr;
826 	__le16		*rss_table;
827 	dma_addr_t	rss_hash_key_dma_addr;
828 	u64		*rss_hash_key;
829 	u32		rx_mask;
830 
831 	u8		*mc_list;
832 	int		mc_list_size;
833 	int		mc_list_count;
834 	dma_addr_t	mc_list_mapping;
835 #define BNXT_MAX_MC_ADDRS	16
836 
837 	u32		flags;
838 #define BNXT_VNIC_RSS_FLAG	1
839 #define BNXT_VNIC_RFS_FLAG	2
840 #define BNXT_VNIC_MCAST_FLAG	4
841 #define BNXT_VNIC_UCAST_FLAG	8
842 #define BNXT_VNIC_RFS_NEW_RSS_FLAG	0x10
843 };
844 
845 struct bnxt_hw_resc {
846 	u16	min_rsscos_ctxs;
847 	u16	max_rsscos_ctxs;
848 	u16	min_cp_rings;
849 	u16	max_cp_rings;
850 	u16	resv_cp_rings;
851 	u16	min_tx_rings;
852 	u16	max_tx_rings;
853 	u16	resv_tx_rings;
854 	u16	max_tx_sch_inputs;
855 	u16	min_rx_rings;
856 	u16	max_rx_rings;
857 	u16	resv_rx_rings;
858 	u16	min_hw_ring_grps;
859 	u16	max_hw_ring_grps;
860 	u16	resv_hw_ring_grps;
861 	u16	min_l2_ctxs;
862 	u16	max_l2_ctxs;
863 	u16	min_vnics;
864 	u16	max_vnics;
865 	u16	resv_vnics;
866 	u16	min_stat_ctxs;
867 	u16	max_stat_ctxs;
868 	u16	max_irqs;
869 };
870 
871 #if defined(CONFIG_BNXT_SRIOV)
872 struct bnxt_vf_info {
873 	u16	fw_fid;
874 	u8	mac_addr[ETH_ALEN];	/* PF assigned MAC Address */
875 	u8	vf_mac_addr[ETH_ALEN];	/* VF assigned MAC address, only
876 					 * stored by PF.
877 					 */
878 	u16	vlan;
879 	u32	flags;
880 #define BNXT_VF_QOS		0x1
881 #define BNXT_VF_SPOOFCHK	0x2
882 #define BNXT_VF_LINK_FORCED	0x4
883 #define BNXT_VF_LINK_UP		0x8
884 #define BNXT_VF_TRUST		0x10
885 	u32	func_flags; /* func cfg flags */
886 	u32	min_tx_rate;
887 	u32	max_tx_rate;
888 	void	*hwrm_cmd_req_addr;
889 	dma_addr_t	hwrm_cmd_req_dma_addr;
890 };
891 #endif
892 
893 struct bnxt_pf_info {
894 #define BNXT_FIRST_PF_FID	1
895 #define BNXT_FIRST_VF_FID	128
896 	u16	fw_fid;
897 	u16	port_id;
898 	u8	mac_addr[ETH_ALEN];
899 	u32	first_vf_id;
900 	u16	active_vfs;
901 	u16	max_vfs;
902 	u32	max_encap_records;
903 	u32	max_decap_records;
904 	u32	max_tx_em_flows;
905 	u32	max_tx_wm_flows;
906 	u32	max_rx_em_flows;
907 	u32	max_rx_wm_flows;
908 	unsigned long	*vf_event_bmap;
909 	u16	hwrm_cmd_req_pages;
910 	u8	vf_resv_strategy;
911 #define BNXT_VF_RESV_STRATEGY_MAXIMAL	0
912 #define BNXT_VF_RESV_STRATEGY_MINIMAL	1
913 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC	2
914 	void			*hwrm_cmd_req_addr[4];
915 	dma_addr_t		hwrm_cmd_req_dma_addr[4];
916 	struct bnxt_vf_info	*vf;
917 };
918 
919 struct bnxt_ntuple_filter {
920 	struct hlist_node	hash;
921 	u8			dst_mac_addr[ETH_ALEN];
922 	u8			src_mac_addr[ETH_ALEN];
923 	struct flow_keys	fkeys;
924 	__le64			filter_id;
925 	u16			sw_id;
926 	u8			l2_fltr_idx;
927 	u16			rxq;
928 	u32			flow_id;
929 	unsigned long		state;
930 #define BNXT_FLTR_VALID		0
931 #define BNXT_FLTR_UPDATE	1
932 };
933 
934 struct bnxt_link_info {
935 	u8			phy_type;
936 	u8			media_type;
937 	u8			transceiver;
938 	u8			phy_addr;
939 	u8			phy_link_status;
940 #define BNXT_LINK_NO_LINK	PORT_PHY_QCFG_RESP_LINK_NO_LINK
941 #define BNXT_LINK_SIGNAL	PORT_PHY_QCFG_RESP_LINK_SIGNAL
942 #define BNXT_LINK_LINK		PORT_PHY_QCFG_RESP_LINK_LINK
943 	u8			wire_speed;
944 	u8			loop_back;
945 	u8			link_up;
946 	u8			duplex;
947 #define BNXT_LINK_DUPLEX_HALF	PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
948 #define BNXT_LINK_DUPLEX_FULL	PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
949 	u8			pause;
950 #define BNXT_LINK_PAUSE_TX	PORT_PHY_QCFG_RESP_PAUSE_TX
951 #define BNXT_LINK_PAUSE_RX	PORT_PHY_QCFG_RESP_PAUSE_RX
952 #define BNXT_LINK_PAUSE_BOTH	(PORT_PHY_QCFG_RESP_PAUSE_RX | \
953 				 PORT_PHY_QCFG_RESP_PAUSE_TX)
954 	u8			lp_pause;
955 	u8			auto_pause_setting;
956 	u8			force_pause_setting;
957 	u8			duplex_setting;
958 	u8			auto_mode;
959 #define BNXT_AUTO_MODE(mode)	((mode) > BNXT_LINK_AUTO_NONE && \
960 				 (mode) <= BNXT_LINK_AUTO_MSK)
961 #define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
962 #define BNXT_LINK_AUTO_ALLSPDS	PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
963 #define BNXT_LINK_AUTO_ONESPD	PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
964 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
965 #define BNXT_LINK_AUTO_MSK	PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
966 #define PHY_VER_LEN		3
967 	u8			phy_ver[PHY_VER_LEN];
968 	u16			link_speed;
969 #define BNXT_LINK_SPEED_100MB	PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
970 #define BNXT_LINK_SPEED_1GB	PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
971 #define BNXT_LINK_SPEED_2GB	PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
972 #define BNXT_LINK_SPEED_2_5GB	PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
973 #define BNXT_LINK_SPEED_10GB	PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
974 #define BNXT_LINK_SPEED_20GB	PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
975 #define BNXT_LINK_SPEED_25GB	PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
976 #define BNXT_LINK_SPEED_40GB	PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
977 #define BNXT_LINK_SPEED_50GB	PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
978 #define BNXT_LINK_SPEED_100GB	PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
979 	u16			support_speeds;
980 	u16			auto_link_speeds;	/* fw adv setting */
981 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
982 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
983 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
984 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
985 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
986 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
987 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
988 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
989 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
990 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
991 	u16			support_auto_speeds;
992 	u16			lp_auto_link_speeds;
993 	u16			force_link_speed;
994 	u32			preemphasis;
995 	u8			module_status;
996 	u16			fec_cfg;
997 #define BNXT_FEC_AUTONEG	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
998 #define BNXT_FEC_ENC_BASE_R	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
999 #define BNXT_FEC_ENC_RS		PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
1000 
1001 	/* copy of requested setting from ethtool cmd */
1002 	u8			autoneg;
1003 #define BNXT_AUTONEG_SPEED		1
1004 #define BNXT_AUTONEG_FLOW_CTRL		2
1005 	u8			req_duplex;
1006 	u8			req_flow_ctrl;
1007 	u16			req_link_speed;
1008 	u16			advertising;	/* user adv setting */
1009 	bool			force_link_chng;
1010 
1011 	bool			phy_retry;
1012 	unsigned long		phy_retry_expires;
1013 
1014 	/* a copy of phy_qcfg output used to report link
1015 	 * info to VF
1016 	 */
1017 	struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1018 };
1019 
1020 #define BNXT_MAX_QUEUE	8
1021 
1022 struct bnxt_queue_info {
1023 	u8	queue_id;
1024 	u8	queue_profile;
1025 };
1026 
1027 #define BNXT_MAX_LED			4
1028 
1029 struct bnxt_led_info {
1030 	u8	led_id;
1031 	u8	led_type;
1032 	u8	led_group_id;
1033 	u8	unused;
1034 	__le16	led_state_caps;
1035 #define BNXT_LED_ALT_BLINK_CAP(x)	((x) &	\
1036 	cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1037 
1038 	__le16	led_color_caps;
1039 };
1040 
1041 #define BNXT_MAX_TEST	8
1042 
1043 struct bnxt_test_info {
1044 	u8 offline_mask;
1045 	u8 flags;
1046 #define BNXT_TEST_FL_EXT_LPBK	0x1
1047 	u16 timeout;
1048 	char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1049 };
1050 
1051 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT	0x400
1052 #define BNXT_CAG_REG_LEGACY_INT_STATUS	0x4014
1053 #define BNXT_CAG_REG_BASE		0x300000
1054 
1055 struct bnxt_tc_flow_stats {
1056 	u64		packets;
1057 	u64		bytes;
1058 };
1059 
1060 struct bnxt_tc_info {
1061 	bool				enabled;
1062 
1063 	/* hash table to store TC offloaded flows */
1064 	struct rhashtable		flow_table;
1065 	struct rhashtable_params	flow_ht_params;
1066 
1067 	/* hash table to store L2 keys of TC flows */
1068 	struct rhashtable		l2_table;
1069 	struct rhashtable_params	l2_ht_params;
1070 	/* hash table to store L2 keys for TC tunnel decap */
1071 	struct rhashtable		decap_l2_table;
1072 	struct rhashtable_params	decap_l2_ht_params;
1073 	/* hash table to store tunnel decap entries */
1074 	struct rhashtable		decap_table;
1075 	struct rhashtable_params	decap_ht_params;
1076 	/* hash table to store tunnel encap entries */
1077 	struct rhashtable		encap_table;
1078 	struct rhashtable_params	encap_ht_params;
1079 
1080 	/* lock to atomically add/del an l2 node when a flow is
1081 	 * added or deleted.
1082 	 */
1083 	struct mutex			lock;
1084 
1085 	/* Fields used for batching stats query */
1086 	struct rhashtable_iter		iter;
1087 #define BNXT_FLOW_STATS_BATCH_MAX	10
1088 	struct bnxt_tc_stats_batch {
1089 		void			  *flow_node;
1090 		struct bnxt_tc_flow_stats hw_stats;
1091 	} stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1092 
1093 	/* Stat counter mask (width) */
1094 	u64				bytes_mask;
1095 	u64				packets_mask;
1096 };
1097 
1098 struct bnxt_vf_rep_stats {
1099 	u64			packets;
1100 	u64			bytes;
1101 	u64			dropped;
1102 };
1103 
1104 struct bnxt_vf_rep {
1105 	struct bnxt			*bp;
1106 	struct net_device		*dev;
1107 	struct metadata_dst		*dst;
1108 	u16				vf_idx;
1109 	u16				tx_cfa_action;
1110 	u16				rx_cfa_code;
1111 
1112 	struct bnxt_vf_rep_stats	rx_stats;
1113 	struct bnxt_vf_rep_stats	tx_stats;
1114 };
1115 
1116 #define PTU_PTE_VALID             0x1UL
1117 #define PTU_PTE_LAST              0x2UL
1118 #define PTU_PTE_NEXT_TO_LAST      0x4UL
1119 
1120 #define MAX_CTX_PAGES	(BNXT_PAGE_SIZE / 8)
1121 
1122 struct bnxt_ctx_pg_info {
1123 	u32		entries;
1124 	void		*ctx_pg_arr[MAX_CTX_PAGES];
1125 	dma_addr_t	ctx_dma_arr[MAX_CTX_PAGES];
1126 	struct bnxt_ring_mem_info ring_mem;
1127 };
1128 
1129 struct bnxt_ctx_mem_info {
1130 	u32	qp_max_entries;
1131 	u16	qp_min_qp1_entries;
1132 	u16	qp_max_l2_entries;
1133 	u16	qp_entry_size;
1134 	u16	srq_max_l2_entries;
1135 	u32	srq_max_entries;
1136 	u16	srq_entry_size;
1137 	u16	cq_max_l2_entries;
1138 	u32	cq_max_entries;
1139 	u16	cq_entry_size;
1140 	u16	vnic_max_vnic_entries;
1141 	u16	vnic_max_ring_table_entries;
1142 	u16	vnic_entry_size;
1143 	u32	stat_max_entries;
1144 	u16	stat_entry_size;
1145 	u16	tqm_entry_size;
1146 	u32	tqm_min_entries_per_ring;
1147 	u32	tqm_max_entries_per_ring;
1148 	u32	mrav_max_entries;
1149 	u16	mrav_entry_size;
1150 	u16	tim_entry_size;
1151 	u32	tim_max_entries;
1152 	u8	tqm_entries_multiple;
1153 
1154 	u32	flags;
1155 	#define BNXT_CTX_FLAG_INITED	0x01
1156 
1157 	struct bnxt_ctx_pg_info qp_mem;
1158 	struct bnxt_ctx_pg_info srq_mem;
1159 	struct bnxt_ctx_pg_info cq_mem;
1160 	struct bnxt_ctx_pg_info vnic_mem;
1161 	struct bnxt_ctx_pg_info stat_mem;
1162 	struct bnxt_ctx_pg_info *tqm_mem[9];
1163 };
1164 
1165 struct bnxt {
1166 	void __iomem		*bar0;
1167 	void __iomem		*bar1;
1168 	void __iomem		*bar2;
1169 
1170 	u32			reg_base;
1171 	u16			chip_num;
1172 #define CHIP_NUM_57301		0x16c8
1173 #define CHIP_NUM_57302		0x16c9
1174 #define CHIP_NUM_57304		0x16ca
1175 #define CHIP_NUM_58700		0x16cd
1176 #define CHIP_NUM_57402		0x16d0
1177 #define CHIP_NUM_57404		0x16d1
1178 #define CHIP_NUM_57406		0x16d2
1179 #define CHIP_NUM_57407		0x16d5
1180 
1181 #define CHIP_NUM_57311		0x16ce
1182 #define CHIP_NUM_57312		0x16cf
1183 #define CHIP_NUM_57314		0x16df
1184 #define CHIP_NUM_57317		0x16e0
1185 #define CHIP_NUM_57412		0x16d6
1186 #define CHIP_NUM_57414		0x16d7
1187 #define CHIP_NUM_57416		0x16d8
1188 #define CHIP_NUM_57417		0x16d9
1189 #define CHIP_NUM_57412L		0x16da
1190 #define CHIP_NUM_57414L		0x16db
1191 
1192 #define CHIP_NUM_5745X		0xd730
1193 
1194 #define CHIP_NUM_58802		0xd802
1195 #define CHIP_NUM_58804		0xd804
1196 #define CHIP_NUM_58808		0xd808
1197 
1198 #define BNXT_CHIP_NUM_5730X(chip_num)		\
1199 	((chip_num) >= CHIP_NUM_57301 &&	\
1200 	 (chip_num) <= CHIP_NUM_57304)
1201 
1202 #define BNXT_CHIP_NUM_5740X(chip_num)		\
1203 	(((chip_num) >= CHIP_NUM_57402 &&	\
1204 	  (chip_num) <= CHIP_NUM_57406) ||	\
1205 	 (chip_num) == CHIP_NUM_57407)
1206 
1207 #define BNXT_CHIP_NUM_5731X(chip_num)		\
1208 	((chip_num) == CHIP_NUM_57311 ||	\
1209 	 (chip_num) == CHIP_NUM_57312 ||	\
1210 	 (chip_num) == CHIP_NUM_57314 ||	\
1211 	 (chip_num) == CHIP_NUM_57317)
1212 
1213 #define BNXT_CHIP_NUM_5741X(chip_num)		\
1214 	((chip_num) >= CHIP_NUM_57412 &&	\
1215 	 (chip_num) <= CHIP_NUM_57414L)
1216 
1217 #define BNXT_CHIP_NUM_58700(chip_num)		\
1218 	 ((chip_num) == CHIP_NUM_58700)
1219 
1220 #define BNXT_CHIP_NUM_5745X(chip_num)		\
1221 	 ((chip_num) == CHIP_NUM_5745X)
1222 
1223 #define BNXT_CHIP_NUM_57X0X(chip_num)		\
1224 	(BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1225 
1226 #define BNXT_CHIP_NUM_57X1X(chip_num)		\
1227 	(BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1228 
1229 #define BNXT_CHIP_NUM_588XX(chip_num)		\
1230 	((chip_num) == CHIP_NUM_58802 ||	\
1231 	 (chip_num) == CHIP_NUM_58804 ||        \
1232 	 (chip_num) == CHIP_NUM_58808)
1233 
1234 	struct net_device	*dev;
1235 	struct pci_dev		*pdev;
1236 
1237 	atomic_t		intr_sem;
1238 
1239 	u32			flags;
1240 	#define BNXT_FLAG_VF		0x2
1241 	#define BNXT_FLAG_LRO		0x4
1242 #ifdef CONFIG_INET
1243 	#define BNXT_FLAG_GRO		0x8
1244 #else
1245 	/* Cannot support hardware GRO if CONFIG_INET is not set */
1246 	#define BNXT_FLAG_GRO		0x0
1247 #endif
1248 	#define BNXT_FLAG_TPA		(BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1249 	#define BNXT_FLAG_JUMBO		0x10
1250 	#define BNXT_FLAG_STRIP_VLAN	0x20
1251 	#define BNXT_FLAG_AGG_RINGS	(BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1252 					 BNXT_FLAG_LRO)
1253 	#define BNXT_FLAG_USING_MSIX	0x40
1254 	#define BNXT_FLAG_MSIX_CAP	0x80
1255 	#define BNXT_FLAG_RFS		0x100
1256 	#define BNXT_FLAG_SHARED_RINGS	0x200
1257 	#define BNXT_FLAG_PORT_STATS	0x400
1258 	#define BNXT_FLAG_UDP_RSS_CAP	0x800
1259 	#define BNXT_FLAG_EEE_CAP	0x1000
1260 	#define BNXT_FLAG_NEW_RSS_CAP	0x2000
1261 	#define BNXT_FLAG_WOL_CAP	0x4000
1262 	#define BNXT_FLAG_ROCEV1_CAP	0x8000
1263 	#define BNXT_FLAG_ROCEV2_CAP	0x10000
1264 	#define BNXT_FLAG_ROCE_CAP	(BNXT_FLAG_ROCEV1_CAP |	\
1265 					 BNXT_FLAG_ROCEV2_CAP)
1266 	#define BNXT_FLAG_NO_AGG_RINGS	0x20000
1267 	#define BNXT_FLAG_RX_PAGE_MODE	0x40000
1268 	#define BNXT_FLAG_MULTI_HOST	0x100000
1269 	#define BNXT_FLAG_DOUBLE_DB	0x400000
1270 	#define BNXT_FLAG_CHIP_NITRO_A0	0x1000000
1271 	#define BNXT_FLAG_DIM		0x2000000
1272 	#define BNXT_FLAG_ROCE_MIRROR_CAP	0x4000000
1273 	#define BNXT_FLAG_PORT_STATS_EXT	0x10000000
1274 
1275 	#define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |		\
1276 					    BNXT_FLAG_RFS |		\
1277 					    BNXT_FLAG_STRIP_VLAN)
1278 
1279 #define BNXT_PF(bp)		(!((bp)->flags & BNXT_FLAG_VF))
1280 #define BNXT_VF(bp)		((bp)->flags & BNXT_FLAG_VF)
1281 #define BNXT_NPAR(bp)		((bp)->port_partition_type)
1282 #define BNXT_MH(bp)		((bp)->flags & BNXT_FLAG_MULTI_HOST)
1283 #define BNXT_SINGLE_PF(bp)	(BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1284 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1285 #define BNXT_RX_PAGE_MODE(bp)	((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1286 
1287 /* Chip class phase 4 and later */
1288 #define BNXT_CHIP_P4_PLUS(bp)			\
1289 	(BNXT_CHIP_NUM_57X1X((bp)->chip_num) ||	\
1290 	 BNXT_CHIP_NUM_5745X((bp)->chip_num) ||	\
1291 	 BNXT_CHIP_NUM_588XX((bp)->chip_num) ||	\
1292 	 (BNXT_CHIP_NUM_58700((bp)->chip_num) &&	\
1293 	  !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1294 
1295 	struct bnxt_en_dev	*edev;
1296 	struct bnxt_en_dev *	(*ulp_probe)(struct net_device *);
1297 
1298 	struct bnxt_napi	**bnapi;
1299 
1300 	struct bnxt_rx_ring_info	*rx_ring;
1301 	struct bnxt_tx_ring_info	*tx_ring;
1302 	u16			*tx_ring_map;
1303 
1304 	struct sk_buff *	(*gro_func)(struct bnxt_tpa_info *, int, int,
1305 					    struct sk_buff *);
1306 
1307 	struct sk_buff *	(*rx_skb_func)(struct bnxt *,
1308 					       struct bnxt_rx_ring_info *,
1309 					       u16, void *, u8 *, dma_addr_t,
1310 					       unsigned int);
1311 
1312 	u32			rx_buf_size;
1313 	u32			rx_buf_use_size;	/* useable size */
1314 	u16			rx_offset;
1315 	u16			rx_dma_offset;
1316 	enum dma_data_direction	rx_dir;
1317 	u32			rx_ring_size;
1318 	u32			rx_agg_ring_size;
1319 	u32			rx_copy_thresh;
1320 	u32			rx_ring_mask;
1321 	u32			rx_agg_ring_mask;
1322 	int			rx_nr_pages;
1323 	int			rx_agg_nr_pages;
1324 	int			rx_nr_rings;
1325 	int			rsscos_nr_ctxs;
1326 
1327 	u32			tx_ring_size;
1328 	u32			tx_ring_mask;
1329 	int			tx_nr_pages;
1330 	int			tx_nr_rings;
1331 	int			tx_nr_rings_per_tc;
1332 	int			tx_nr_rings_xdp;
1333 
1334 	int			tx_wake_thresh;
1335 	int			tx_push_thresh;
1336 	int			tx_push_size;
1337 
1338 	u32			cp_ring_size;
1339 	u32			cp_ring_mask;
1340 	u32			cp_bit;
1341 	int			cp_nr_pages;
1342 	int			cp_nr_rings;
1343 
1344 	int			num_stat_ctxs;
1345 
1346 	/* grp_info indexed by completion ring index */
1347 	struct bnxt_ring_grp_info	*grp_info;
1348 	struct bnxt_vnic_info	*vnic_info;
1349 	int			nr_vnics;
1350 	u32			rss_hash_cfg;
1351 
1352 	u16			max_mtu;
1353 	u8			max_tc;
1354 	u8			max_lltc;	/* lossless TCs */
1355 	struct bnxt_queue_info	q_info[BNXT_MAX_QUEUE];
1356 	u8			tc_to_qidx[BNXT_MAX_QUEUE];
1357 	u8			q_ids[BNXT_MAX_QUEUE];
1358 	u8			max_q;
1359 
1360 	unsigned int		current_interval;
1361 #define BNXT_TIMER_INTERVAL	HZ
1362 
1363 	struct timer_list	timer;
1364 
1365 	unsigned long		state;
1366 #define BNXT_STATE_OPEN		0
1367 #define BNXT_STATE_IN_SP_TASK	1
1368 #define BNXT_STATE_READ_STATS	2
1369 
1370 	struct bnxt_irq	*irq_tbl;
1371 	int			total_irqs;
1372 	u8			mac_addr[ETH_ALEN];
1373 
1374 #ifdef CONFIG_BNXT_DCB
1375 	struct ieee_pfc		*ieee_pfc;
1376 	struct ieee_ets		*ieee_ets;
1377 	u8			dcbx_cap;
1378 	u8			default_pri;
1379 	u8			max_dscp_value;
1380 #endif /* CONFIG_BNXT_DCB */
1381 
1382 	u32			msg_enable;
1383 
1384 	u32			fw_cap;
1385 	#define BNXT_FW_CAP_SHORT_CMD	0x00000001
1386 	#define BNXT_FW_CAP_LLDP_AGENT	0x00000002
1387 	#define BNXT_FW_CAP_DCBX_AGENT	0x00000004
1388 	#define BNXT_FW_CAP_NEW_RM	0x00000008
1389 	#define BNXT_FW_CAP_IF_CHANGE	0x00000010
1390 
1391 #define BNXT_NEW_RM(bp)		((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
1392 	u32			hwrm_spec_code;
1393 	u16			hwrm_cmd_seq;
1394 	u32			hwrm_intr_seq_id;
1395 	void			*hwrm_short_cmd_req_addr;
1396 	dma_addr_t		hwrm_short_cmd_req_dma_addr;
1397 	void			*hwrm_cmd_resp_addr;
1398 	dma_addr_t		hwrm_cmd_resp_dma_addr;
1399 
1400 	struct rx_port_stats	*hw_rx_port_stats;
1401 	struct tx_port_stats	*hw_tx_port_stats;
1402 	struct rx_port_stats_ext	*hw_rx_port_stats_ext;
1403 	struct rx_port_stats_ext	*hw_tx_port_stats_ext;
1404 	dma_addr_t		hw_rx_port_stats_map;
1405 	dma_addr_t		hw_tx_port_stats_map;
1406 	dma_addr_t		hw_rx_port_stats_ext_map;
1407 	dma_addr_t		hw_tx_port_stats_ext_map;
1408 	int			hw_port_stats_size;
1409 	u16			fw_rx_stats_ext_size;
1410 	u16			fw_tx_stats_ext_size;
1411 
1412 	u16			hwrm_max_req_len;
1413 	u16			hwrm_max_ext_req_len;
1414 	int			hwrm_cmd_timeout;
1415 	struct mutex		hwrm_cmd_lock;	/* serialize hwrm messages */
1416 	struct hwrm_ver_get_output	ver_resp;
1417 #define FW_VER_STR_LEN		32
1418 #define BC_HWRM_STR_LEN		21
1419 #define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1420 	char			fw_ver_str[FW_VER_STR_LEN];
1421 	__be16			vxlan_port;
1422 	u8			vxlan_port_cnt;
1423 	__le16			vxlan_fw_dst_port_id;
1424 	__be16			nge_port;
1425 	u8			nge_port_cnt;
1426 	__le16			nge_fw_dst_port_id;
1427 	u8			port_partition_type;
1428 	u8			port_count;
1429 	u16			br_mode;
1430 
1431 	struct bnxt_coal_cap	coal_cap;
1432 	struct bnxt_coal	rx_coal;
1433 	struct bnxt_coal	tx_coal;
1434 
1435 	u32			stats_coal_ticks;
1436 #define BNXT_DEF_STATS_COAL_TICKS	 1000000
1437 #define BNXT_MIN_STATS_COAL_TICKS	  250000
1438 #define BNXT_MAX_STATS_COAL_TICKS	 1000000
1439 
1440 	struct work_struct	sp_task;
1441 	unsigned long		sp_event;
1442 #define BNXT_RX_MASK_SP_EVENT		0
1443 #define BNXT_RX_NTP_FLTR_SP_EVENT	1
1444 #define BNXT_LINK_CHNG_SP_EVENT		2
1445 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT	3
1446 #define BNXT_VXLAN_ADD_PORT_SP_EVENT	4
1447 #define BNXT_VXLAN_DEL_PORT_SP_EVENT	5
1448 #define BNXT_RESET_TASK_SP_EVENT	6
1449 #define BNXT_RST_RING_SP_EVENT		7
1450 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT	8
1451 #define BNXT_PERIODIC_STATS_SP_EVENT	9
1452 #define BNXT_HWRM_PORT_MODULE_SP_EVENT	10
1453 #define BNXT_RESET_TASK_SILENT_SP_EVENT	11
1454 #define BNXT_GENEVE_ADD_PORT_SP_EVENT	12
1455 #define BNXT_GENEVE_DEL_PORT_SP_EVENT	13
1456 #define BNXT_LINK_SPEED_CHNG_SP_EVENT	14
1457 #define BNXT_FLOW_STATS_SP_EVENT	15
1458 #define BNXT_UPDATE_PHY_SP_EVENT	16
1459 
1460 	struct bnxt_hw_resc	hw_resc;
1461 	struct bnxt_pf_info	pf;
1462 	struct bnxt_ctx_mem_info	*ctx;
1463 #ifdef CONFIG_BNXT_SRIOV
1464 	int			nr_vfs;
1465 	struct bnxt_vf_info	vf;
1466 	wait_queue_head_t	sriov_cfg_wait;
1467 	bool			sriov_cfg;
1468 #define BNXT_SRIOV_CFG_WAIT_TMO	msecs_to_jiffies(10000)
1469 
1470 	/* lock to protect VF-rep creation/cleanup via
1471 	 * multiple paths such as ->sriov_configure() and
1472 	 * devlink ->eswitch_mode_set()
1473 	 */
1474 	struct mutex		sriov_lock;
1475 #endif
1476 
1477 #define BNXT_NTP_FLTR_MAX_FLTR	4096
1478 #define BNXT_NTP_FLTR_HASH_SIZE	512
1479 #define BNXT_NTP_FLTR_HASH_MASK	(BNXT_NTP_FLTR_HASH_SIZE - 1)
1480 	struct hlist_head	ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1481 	spinlock_t		ntp_fltr_lock;	/* for hash table add, del */
1482 
1483 	unsigned long		*ntp_fltr_bmap;
1484 	int			ntp_fltr_count;
1485 
1486 	/* To protect link related settings during link changes and
1487 	 * ethtool settings changes.
1488 	 */
1489 	struct mutex		link_lock;
1490 	struct bnxt_link_info	link_info;
1491 	struct ethtool_eee	eee;
1492 	u32			lpi_tmr_lo;
1493 	u32			lpi_tmr_hi;
1494 
1495 	u8			num_tests;
1496 	struct bnxt_test_info	*test_info;
1497 
1498 	u8			wol_filter_id;
1499 	u8			wol;
1500 
1501 	u8			num_leds;
1502 	struct bnxt_led_info	leds[BNXT_MAX_LED];
1503 
1504 	struct bpf_prog		*xdp_prog;
1505 
1506 	/* devlink interface and vf-rep structs */
1507 	struct devlink		*dl;
1508 	enum devlink_eswitch_mode eswitch_mode;
1509 	struct bnxt_vf_rep	**vf_reps; /* array of vf-rep ptrs */
1510 	u16			*cfa_code_map; /* cfa_code -> vf_idx map */
1511 	u8			switch_id[8];
1512 	struct bnxt_tc_info	*tc_info;
1513 	struct dentry		*debugfs_pdev;
1514 	struct dentry		*debugfs_dim;
1515 	struct device		*hwmon_dev;
1516 };
1517 
1518 #define BNXT_RX_STATS_OFFSET(counter)			\
1519 	(offsetof(struct rx_port_stats, counter) / 8)
1520 
1521 #define BNXT_TX_STATS_OFFSET(counter)			\
1522 	((offsetof(struct tx_port_stats, counter) +	\
1523 	  sizeof(struct rx_port_stats) + 512) / 8)
1524 
1525 #define BNXT_RX_STATS_EXT_OFFSET(counter)		\
1526 	(offsetof(struct rx_port_stats_ext, counter) / 8)
1527 
1528 #define BNXT_TX_STATS_EXT_OFFSET(counter)		\
1529 	(offsetof(struct tx_port_stats_ext, counter) / 8)
1530 
1531 #define I2C_DEV_ADDR_A0				0xa0
1532 #define I2C_DEV_ADDR_A2				0xa2
1533 #define SFF_DIAG_SUPPORT_OFFSET			0x5c
1534 #define SFF_MODULE_ID_SFP			0x3
1535 #define SFF_MODULE_ID_QSFP			0xc
1536 #define SFF_MODULE_ID_QSFP_PLUS			0xd
1537 #define SFF_MODULE_ID_QSFP28			0x11
1538 #define BNXT_MAX_PHY_I2C_RESP_SIZE		64
1539 
1540 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1541 {
1542 	/* Tell compiler to fetch tx indices from memory. */
1543 	barrier();
1544 
1545 	return bp->tx_ring_size -
1546 		((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1547 }
1548 
1549 /* For TX and RX ring doorbells with no ordering guarantee*/
1550 static inline void bnxt_db_write_relaxed(struct bnxt *bp, void __iomem *db,
1551 					 u32 val)
1552 {
1553 	writel_relaxed(val, db);
1554 	if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1555 		writel_relaxed(val, db);
1556 }
1557 
1558 /* For TX and RX ring doorbells */
1559 static inline void bnxt_db_write(struct bnxt *bp, void __iomem *db, u32 val)
1560 {
1561 	writel(val, db);
1562 	if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1563 		writel(val, db);
1564 }
1565 
1566 extern const u16 bnxt_lhint_arr[];
1567 
1568 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1569 		       u16 prod, gfp_t gfp);
1570 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1571 void bnxt_set_tpa_flags(struct bnxt *bp);
1572 void bnxt_set_ring_params(struct bnxt *);
1573 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
1574 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1575 int _hwrm_send_message(struct bnxt *, void *, u32, int);
1576 int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
1577 int hwrm_send_message(struct bnxt *, void *, u32, int);
1578 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
1579 int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
1580 				     int bmap_size);
1581 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
1582 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
1583 int bnxt_hwrm_set_coal(struct bnxt *);
1584 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
1585 void bnxt_set_max_func_stat_ctxs(struct bnxt *bp, unsigned int max);
1586 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
1587 unsigned int bnxt_get_max_func_cp_rings_for_en(struct bnxt *bp);
1588 int bnxt_get_avail_msix(struct bnxt *bp, int num);
1589 int bnxt_reserve_rings(struct bnxt *bp);
1590 void bnxt_tx_disable(struct bnxt *bp);
1591 void bnxt_tx_enable(struct bnxt *bp);
1592 int bnxt_hwrm_set_pause(struct bnxt *);
1593 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
1594 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
1595 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
1596 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
1597 int bnxt_hwrm_fw_set_time(struct bnxt *);
1598 int bnxt_open_nic(struct bnxt *, bool, bool);
1599 int bnxt_half_open_nic(struct bnxt *bp);
1600 void bnxt_half_close_nic(struct bnxt *bp);
1601 int bnxt_close_nic(struct bnxt *, bool, bool);
1602 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
1603 		     int tx_xdp);
1604 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
1605 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
1606 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
1607 int bnxt_port_attr_get(struct bnxt *bp, struct switchdev_attr *attr);
1608 void bnxt_dim_work(struct work_struct *work);
1609 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
1610 
1611 #endif
1612