xref: /linux/drivers/net/ethernet/broadcom/bnxt/bnxt.h (revision e58e871becec2d3b04ed91c0c16fe8deac9c9dfa)
1 /* Broadcom NetXtreme-C/E network driver.
2  *
3  * Copyright (c) 2014-2016 Broadcom Corporation
4  * Copyright (c) 2016-2017 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	"1.7.0"
16 
17 #define DRV_VER_MAJ	1
18 #define DRV_VER_MIN	7
19 #define DRV_VER_UPD	0
20 
21 #include <linux/interrupt.h>
22 
23 struct tx_bd {
24 	__le32 tx_bd_len_flags_type;
25 	#define TX_BD_TYPE					(0x3f << 0)
26 	 #define TX_BD_TYPE_SHORT_TX_BD				 (0x00 << 0)
27 	 #define TX_BD_TYPE_LONG_TX_BD				 (0x10 << 0)
28 	#define TX_BD_FLAGS_PACKET_END				(1 << 6)
29 	#define TX_BD_FLAGS_NO_CMPL				(1 << 7)
30 	#define TX_BD_FLAGS_BD_CNT				(0x1f << 8)
31 	 #define TX_BD_FLAGS_BD_CNT_SHIFT			 8
32 	#define TX_BD_FLAGS_LHINT				(3 << 13)
33 	 #define TX_BD_FLAGS_LHINT_SHIFT			 13
34 	 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER		 (0 << 13)
35 	 #define TX_BD_FLAGS_LHINT_512_TO_1023			 (1 << 13)
36 	 #define TX_BD_FLAGS_LHINT_1024_TO_2047			 (2 << 13)
37 	 #define TX_BD_FLAGS_LHINT_2048_AND_LARGER		 (3 << 13)
38 	#define TX_BD_FLAGS_COAL_NOW				(1 << 15)
39 	#define TX_BD_LEN					(0xffff << 16)
40 	 #define TX_BD_LEN_SHIFT				 16
41 
42 	u32 tx_bd_opaque;
43 	__le64 tx_bd_haddr;
44 } __packed;
45 
46 struct tx_bd_ext {
47 	__le32 tx_bd_hsize_lflags;
48 	#define TX_BD_FLAGS_TCP_UDP_CHKSUM			(1 << 0)
49 	#define TX_BD_FLAGS_IP_CKSUM				(1 << 1)
50 	#define TX_BD_FLAGS_NO_CRC				(1 << 2)
51 	#define TX_BD_FLAGS_STAMP				(1 << 3)
52 	#define TX_BD_FLAGS_T_IP_CHKSUM				(1 << 4)
53 	#define TX_BD_FLAGS_LSO					(1 << 5)
54 	#define TX_BD_FLAGS_IPID_FMT				(1 << 6)
55 	#define TX_BD_FLAGS_T_IPID				(1 << 7)
56 	#define TX_BD_HSIZE					(0xff << 16)
57 	 #define TX_BD_HSIZE_SHIFT				 16
58 
59 	__le32 tx_bd_mss;
60 	__le32 tx_bd_cfa_action;
61 	#define TX_BD_CFA_ACTION				(0xffff << 16)
62 	 #define TX_BD_CFA_ACTION_SHIFT				 16
63 
64 	__le32 tx_bd_cfa_meta;
65 	#define TX_BD_CFA_META_MASK                             0xfffffff
66 	#define TX_BD_CFA_META_VID_MASK                         0xfff
67 	#define TX_BD_CFA_META_PRI_MASK                         (0xf << 12)
68 	 #define TX_BD_CFA_META_PRI_SHIFT                        12
69 	#define TX_BD_CFA_META_TPID_MASK                        (3 << 16)
70 	 #define TX_BD_CFA_META_TPID_SHIFT                       16
71 	#define TX_BD_CFA_META_KEY                              (0xf << 28)
72 	 #define TX_BD_CFA_META_KEY_SHIFT			 28
73 	#define TX_BD_CFA_META_KEY_VLAN                         (1 << 28)
74 };
75 
76 struct rx_bd {
77 	__le32 rx_bd_len_flags_type;
78 	#define RX_BD_TYPE					(0x3f << 0)
79 	 #define RX_BD_TYPE_RX_PACKET_BD			 0x4
80 	 #define RX_BD_TYPE_RX_BUFFER_BD			 0x5
81 	 #define RX_BD_TYPE_RX_AGG_BD				 0x6
82 	 #define RX_BD_TYPE_16B_BD_SIZE				 (0 << 4)
83 	 #define RX_BD_TYPE_32B_BD_SIZE				 (1 << 4)
84 	 #define RX_BD_TYPE_48B_BD_SIZE				 (2 << 4)
85 	 #define RX_BD_TYPE_64B_BD_SIZE				 (3 << 4)
86 	#define RX_BD_FLAGS_SOP					(1 << 6)
87 	#define RX_BD_FLAGS_EOP					(1 << 7)
88 	#define RX_BD_FLAGS_BUFFERS				(3 << 8)
89 	 #define RX_BD_FLAGS_1_BUFFER_PACKET			 (0 << 8)
90 	 #define RX_BD_FLAGS_2_BUFFER_PACKET			 (1 << 8)
91 	 #define RX_BD_FLAGS_3_BUFFER_PACKET			 (2 << 8)
92 	 #define RX_BD_FLAGS_4_BUFFER_PACKET			 (3 << 8)
93 	#define RX_BD_LEN					(0xffff << 16)
94 	 #define RX_BD_LEN_SHIFT				 16
95 
96 	u32 rx_bd_opaque;
97 	__le64 rx_bd_haddr;
98 };
99 
100 struct tx_cmp {
101 	__le32 tx_cmp_flags_type;
102 	#define CMP_TYPE					(0x3f << 0)
103 	 #define CMP_TYPE_TX_L2_CMP				 0
104 	 #define CMP_TYPE_RX_L2_CMP				 17
105 	 #define CMP_TYPE_RX_AGG_CMP				 18
106 	 #define CMP_TYPE_RX_L2_TPA_START_CMP			 19
107 	 #define CMP_TYPE_RX_L2_TPA_END_CMP			 21
108 	 #define CMP_TYPE_STATUS_CMP				 32
109 	 #define CMP_TYPE_REMOTE_DRIVER_REQ			 34
110 	 #define CMP_TYPE_REMOTE_DRIVER_RESP			 36
111 	 #define CMP_TYPE_ERROR_STATUS				 48
112 	 #define CMPL_BASE_TYPE_STAT_EJECT			 0x1aUL
113 	 #define CMPL_BASE_TYPE_HWRM_DONE			 0x20UL
114 	 #define CMPL_BASE_TYPE_HWRM_FWD_REQ			 0x22UL
115 	 #define CMPL_BASE_TYPE_HWRM_FWD_RESP			 0x24UL
116 	 #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT		 0x2eUL
117 
118 	#define TX_CMP_FLAGS_ERROR				(1 << 6)
119 	#define TX_CMP_FLAGS_PUSH				(1 << 7)
120 
121 	u32 tx_cmp_opaque;
122 	__le32 tx_cmp_errors_v;
123 	#define TX_CMP_V					(1 << 0)
124 	#define TX_CMP_ERRORS_BUFFER_ERROR			(7 << 1)
125 	 #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR		 0
126 	 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT		 2
127 	 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG	 4
128 	 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS		 5
129 	 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT			 (1 << 4)
130 	 #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN			 (1 << 5)
131 	 #define TX_CMP_ERRORS_DMA_ERROR			 (1 << 6)
132 	 #define TX_CMP_ERRORS_HINT_TOO_SHORT			 (1 << 7)
133 
134 	__le32 tx_cmp_unsed_3;
135 };
136 
137 struct rx_cmp {
138 	__le32 rx_cmp_len_flags_type;
139 	#define RX_CMP_CMP_TYPE					(0x3f << 0)
140 	#define RX_CMP_FLAGS_ERROR				(1 << 6)
141 	#define RX_CMP_FLAGS_PLACEMENT				(7 << 7)
142 	#define RX_CMP_FLAGS_RSS_VALID				(1 << 10)
143 	#define RX_CMP_FLAGS_UNUSED				(1 << 11)
144 	 #define RX_CMP_FLAGS_ITYPES_SHIFT			 12
145 	 #define RX_CMP_FLAGS_ITYPE_UNKNOWN			 (0 << 12)
146 	 #define RX_CMP_FLAGS_ITYPE_IP				 (1 << 12)
147 	 #define RX_CMP_FLAGS_ITYPE_TCP				 (2 << 12)
148 	 #define RX_CMP_FLAGS_ITYPE_UDP				 (3 << 12)
149 	 #define RX_CMP_FLAGS_ITYPE_FCOE			 (4 << 12)
150 	 #define RX_CMP_FLAGS_ITYPE_ROCE			 (5 << 12)
151 	 #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS			 (8 << 12)
152 	 #define RX_CMP_FLAGS_ITYPE_PTP_W_TS			 (9 << 12)
153 	#define RX_CMP_LEN					(0xffff << 16)
154 	 #define RX_CMP_LEN_SHIFT				 16
155 
156 	u32 rx_cmp_opaque;
157 	__le32 rx_cmp_misc_v1;
158 	#define RX_CMP_V1					(1 << 0)
159 	#define RX_CMP_AGG_BUFS					(0x1f << 1)
160 	 #define RX_CMP_AGG_BUFS_SHIFT				 1
161 	#define RX_CMP_RSS_HASH_TYPE				(0x7f << 9)
162 	 #define RX_CMP_RSS_HASH_TYPE_SHIFT			 9
163 	#define RX_CMP_PAYLOAD_OFFSET				(0xff << 16)
164 	 #define RX_CMP_PAYLOAD_OFFSET_SHIFT			 16
165 
166 	__le32 rx_cmp_rss_hash;
167 };
168 
169 #define RX_CMP_HASH_VALID(rxcmp)				\
170 	((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
171 
172 #define RSS_PROFILE_ID_MASK	0x1f
173 
174 #define RX_CMP_HASH_TYPE(rxcmp)					\
175 	(((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
176 	  RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
177 
178 struct rx_cmp_ext {
179 	__le32 rx_cmp_flags2;
180 	#define RX_CMP_FLAGS2_IP_CS_CALC			0x1
181 	#define RX_CMP_FLAGS2_L4_CS_CALC			(0x1 << 1)
182 	#define RX_CMP_FLAGS2_T_IP_CS_CALC			(0x1 << 2)
183 	#define RX_CMP_FLAGS2_T_L4_CS_CALC			(0x1 << 3)
184 	#define RX_CMP_FLAGS2_META_FORMAT_VLAN			(0x1 << 4)
185 	__le32 rx_cmp_meta_data;
186 	#define RX_CMP_FLAGS2_METADATA_VID_MASK			0xfff
187 	#define RX_CMP_FLAGS2_METADATA_TPID_MASK		0xffff0000
188 	 #define RX_CMP_FLAGS2_METADATA_TPID_SFT		 16
189 	__le32 rx_cmp_cfa_code_errors_v2;
190 	#define RX_CMP_V					(1 << 0)
191 	#define RX_CMPL_ERRORS_MASK				(0x7fff << 1)
192 	 #define RX_CMPL_ERRORS_SFT				 1
193 	#define RX_CMPL_ERRORS_BUFFER_ERROR_MASK		(0x7 << 1)
194 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER		 (0x0 << 1)
195 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT	 (0x1 << 1)
196 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP	 (0x2 << 1)
197 	 #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT		 (0x3 << 1)
198 	#define RX_CMPL_ERRORS_IP_CS_ERROR			(0x1 << 4)
199 	#define RX_CMPL_ERRORS_L4_CS_ERROR			(0x1 << 5)
200 	#define RX_CMPL_ERRORS_T_IP_CS_ERROR			(0x1 << 6)
201 	#define RX_CMPL_ERRORS_T_L4_CS_ERROR			(0x1 << 7)
202 	#define RX_CMPL_ERRORS_CRC_ERROR			(0x1 << 8)
203 	#define RX_CMPL_ERRORS_T_PKT_ERROR_MASK			(0x7 << 9)
204 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR		 (0x0 << 9)
205 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION	 (0x1 << 9)
206 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN	 (0x2 << 9)
207 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR	 (0x3 << 9)
208 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR	 (0x4 << 9)
209 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR	 (0x5 << 9)
210 	 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL	 (0x6 << 9)
211 	#define RX_CMPL_ERRORS_PKT_ERROR_MASK			(0xf << 12)
212 	 #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR		 (0x0 << 12)
213 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION	 (0x1 << 12)
214 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN	 (0x2 << 12)
215 	 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL		 (0x3 << 12)
216 	 #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR	 (0x4 << 12)
217 	 #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR	 (0x5 << 12)
218 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN	 (0x6 << 12)
219 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
220 	 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN	 (0x8 << 12)
221 
222 	#define RX_CMPL_CFA_CODE_MASK				(0xffff << 16)
223 	 #define RX_CMPL_CFA_CODE_SFT				 16
224 
225 	__le32 rx_cmp_unused3;
226 };
227 
228 #define RX_CMP_L2_ERRORS						\
229 	cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
230 
231 #define RX_CMP_L4_CS_BITS						\
232 	(cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
233 
234 #define RX_CMP_L4_CS_ERR_BITS						\
235 	(cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
236 
237 #define RX_CMP_L4_CS_OK(rxcmp1)						\
238 	    (((rxcmp1)->rx_cmp_flags2 &	RX_CMP_L4_CS_BITS) &&		\
239 	     !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
240 
241 #define RX_CMP_ENCAP(rxcmp1)						\
242 	    ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) &			\
243 	     RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
244 
245 struct rx_agg_cmp {
246 	__le32 rx_agg_cmp_len_flags_type;
247 	#define RX_AGG_CMP_TYPE					(0x3f << 0)
248 	#define RX_AGG_CMP_LEN					(0xffff << 16)
249 	 #define RX_AGG_CMP_LEN_SHIFT				 16
250 	u32 rx_agg_cmp_opaque;
251 	__le32 rx_agg_cmp_v;
252 	#define RX_AGG_CMP_V					(1 << 0)
253 	__le32 rx_agg_cmp_unused;
254 };
255 
256 struct rx_tpa_start_cmp {
257 	__le32 rx_tpa_start_cmp_len_flags_type;
258 	#define RX_TPA_START_CMP_TYPE				(0x3f << 0)
259 	#define RX_TPA_START_CMP_FLAGS				(0x3ff << 6)
260 	 #define RX_TPA_START_CMP_FLAGS_SHIFT			 6
261 	#define RX_TPA_START_CMP_FLAGS_PLACEMENT		(0x7 << 7)
262 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT		 7
263 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO		 (0x1 << 7)
264 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS		 (0x2 << 7)
265 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO	 (0x5 << 7)
266 	 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS	 (0x6 << 7)
267 	#define RX_TPA_START_CMP_FLAGS_RSS_VALID		(0x1 << 10)
268 	#define RX_TPA_START_CMP_FLAGS_ITYPES			(0xf << 12)
269 	 #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT		 12
270 	 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP		 (0x2 << 12)
271 	#define RX_TPA_START_CMP_LEN				(0xffff << 16)
272 	 #define RX_TPA_START_CMP_LEN_SHIFT			 16
273 
274 	u32 rx_tpa_start_cmp_opaque;
275 	__le32 rx_tpa_start_cmp_misc_v1;
276 	#define RX_TPA_START_CMP_V1				(0x1 << 0)
277 	#define RX_TPA_START_CMP_RSS_HASH_TYPE			(0x7f << 9)
278 	 #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT		 9
279 	#define RX_TPA_START_CMP_AGG_ID				(0x7f << 25)
280 	 #define RX_TPA_START_CMP_AGG_ID_SHIFT			 25
281 
282 	__le32 rx_tpa_start_cmp_rss_hash;
283 };
284 
285 #define TPA_START_HASH_VALID(rx_tpa_start)				\
286 	((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &		\
287 	 cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
288 
289 #define TPA_START_HASH_TYPE(rx_tpa_start)				\
290 	(((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &	\
291 	   RX_TPA_START_CMP_RSS_HASH_TYPE) >>				\
292 	  RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
293 
294 #define TPA_START_AGG_ID(rx_tpa_start)					\
295 	((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &	\
296 	 RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
297 
298 struct rx_tpa_start_cmp_ext {
299 	__le32 rx_tpa_start_cmp_flags2;
300 	#define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC		(0x1 << 0)
301 	#define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC		(0x1 << 1)
302 	#define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC		(0x1 << 2)
303 	#define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC		(0x1 << 3)
304 	#define RX_TPA_START_CMP_FLAGS2_IP_TYPE			(0x1 << 8)
305 
306 	__le32 rx_tpa_start_cmp_metadata;
307 	__le32 rx_tpa_start_cmp_cfa_code_v2;
308 	#define RX_TPA_START_CMP_V2				(0x1 << 0)
309 	#define RX_TPA_START_CMP_CFA_CODE			(0xffff << 16)
310 	 #define RX_TPA_START_CMPL_CFA_CODE_SHIFT		 16
311 	__le32 rx_tpa_start_cmp_hdr_info;
312 };
313 
314 struct rx_tpa_end_cmp {
315 	__le32 rx_tpa_end_cmp_len_flags_type;
316 	#define RX_TPA_END_CMP_TYPE				(0x3f << 0)
317 	#define RX_TPA_END_CMP_FLAGS				(0x3ff << 6)
318 	 #define RX_TPA_END_CMP_FLAGS_SHIFT			 6
319 	#define RX_TPA_END_CMP_FLAGS_PLACEMENT			(0x7 << 7)
320 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT		 7
321 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO		 (0x1 << 7)
322 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS		 (0x2 << 7)
323 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO	 (0x5 << 7)
324 	 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS		 (0x6 << 7)
325 	#define RX_TPA_END_CMP_FLAGS_RSS_VALID			(0x1 << 10)
326 	#define RX_TPA_END_CMP_FLAGS_ITYPES			(0xf << 12)
327 	 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT		 12
328 	 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP			 (0x2 << 12)
329 	#define RX_TPA_END_CMP_LEN				(0xffff << 16)
330 	 #define RX_TPA_END_CMP_LEN_SHIFT			 16
331 
332 	u32 rx_tpa_end_cmp_opaque;
333 	__le32 rx_tpa_end_cmp_misc_v1;
334 	#define RX_TPA_END_CMP_V1				(0x1 << 0)
335 	#define RX_TPA_END_CMP_AGG_BUFS				(0x3f << 1)
336 	 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT			 1
337 	#define RX_TPA_END_CMP_TPA_SEGS				(0xff << 8)
338 	 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT			 8
339 	#define RX_TPA_END_CMP_PAYLOAD_OFFSET			(0xff << 16)
340 	 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT		 16
341 	#define RX_TPA_END_CMP_AGG_ID				(0x7f << 25)
342 	 #define RX_TPA_END_CMP_AGG_ID_SHIFT			 25
343 
344 	__le32 rx_tpa_end_cmp_tsdelta;
345 	#define RX_TPA_END_GRO_TS				(0x1 << 31)
346 };
347 
348 #define TPA_END_AGG_ID(rx_tpa_end)					\
349 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
350 	 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
351 
352 #define TPA_END_TPA_SEGS(rx_tpa_end)					\
353 	((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &		\
354 	 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
355 
356 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO				\
357 	cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &		\
358 		    RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
359 
360 #define TPA_END_GRO(rx_tpa_end)						\
361 	((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &			\
362 	 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
363 
364 #define TPA_END_GRO_TS(rx_tpa_end)					\
365 	(!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta &			\
366 	    cpu_to_le32(RX_TPA_END_GRO_TS)))
367 
368 struct rx_tpa_end_cmp_ext {
369 	__le32 rx_tpa_end_cmp_dup_acks;
370 	#define RX_TPA_END_CMP_TPA_DUP_ACKS			(0xf << 0)
371 
372 	__le32 rx_tpa_end_cmp_seg_len;
373 	#define RX_TPA_END_CMP_TPA_SEG_LEN			(0xffff << 0)
374 
375 	__le32 rx_tpa_end_cmp_errors_v2;
376 	#define RX_TPA_END_CMP_V2				(0x1 << 0)
377 	#define RX_TPA_END_CMP_ERRORS				(0x7fff << 1)
378 	#define RX_TPA_END_CMPL_ERRORS_SHIFT			 1
379 
380 	u32 rx_tpa_end_cmp_start_opaque;
381 };
382 
383 #define DB_IDX_MASK						0xffffff
384 #define DB_IDX_VALID						(0x1 << 26)
385 #define DB_IRQ_DIS						(0x1 << 27)
386 #define DB_KEY_TX						(0x0 << 28)
387 #define DB_KEY_RX						(0x1 << 28)
388 #define DB_KEY_CP						(0x2 << 28)
389 #define DB_KEY_ST						(0x3 << 28)
390 #define DB_KEY_TX_PUSH						(0x4 << 28)
391 #define DB_LONG_TX_PUSH						(0x2 << 24)
392 
393 #define BNXT_MIN_ROCE_CP_RINGS	2
394 #define BNXT_MIN_ROCE_STAT_CTXS	1
395 
396 #define INVALID_HW_RING_ID	((u16)-1)
397 
398 /* The hardware supports certain page sizes.  Use the supported page sizes
399  * to allocate the rings.
400  */
401 #if (PAGE_SHIFT < 12)
402 #define BNXT_PAGE_SHIFT	12
403 #elif (PAGE_SHIFT <= 13)
404 #define BNXT_PAGE_SHIFT	PAGE_SHIFT
405 #elif (PAGE_SHIFT < 16)
406 #define BNXT_PAGE_SHIFT	13
407 #else
408 #define BNXT_PAGE_SHIFT	16
409 #endif
410 
411 #define BNXT_PAGE_SIZE	(1 << BNXT_PAGE_SHIFT)
412 
413 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
414 #if (PAGE_SHIFT > 15)
415 #define BNXT_RX_PAGE_SHIFT 15
416 #else
417 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
418 #endif
419 
420 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
421 
422 #define BNXT_MAX_MTU		9500
423 #define BNXT_MAX_PAGE_MODE_MTU	\
424 	((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN -	\
425 	 XDP_PACKET_HEADROOM)
426 
427 #define BNXT_MIN_PKT_SIZE	52
428 
429 #define BNXT_DEFAULT_RX_RING_SIZE	511
430 #define BNXT_DEFAULT_TX_RING_SIZE	511
431 
432 #define MAX_TPA		64
433 
434 #if (BNXT_PAGE_SHIFT == 16)
435 #define MAX_RX_PAGES	1
436 #define MAX_RX_AGG_PAGES	4
437 #define MAX_TX_PAGES	1
438 #define MAX_CP_PAGES	8
439 #else
440 #define MAX_RX_PAGES	8
441 #define MAX_RX_AGG_PAGES	32
442 #define MAX_TX_PAGES	8
443 #define MAX_CP_PAGES	64
444 #endif
445 
446 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
447 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
448 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
449 
450 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
451 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
452 
453 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
454 
455 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
456 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
457 
458 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
459 
460 #define BNXT_MAX_RX_DESC_CNT		(RX_DESC_CNT * MAX_RX_PAGES - 1)
461 #define BNXT_MAX_RX_JUM_DESC_CNT	(RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
462 #define BNXT_MAX_TX_DESC_CNT		(TX_DESC_CNT * MAX_TX_PAGES - 1)
463 
464 #define RX_RING(x)	(((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
465 #define RX_IDX(x)	((x) & (RX_DESC_CNT - 1))
466 
467 #define TX_RING(x)	(((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
468 #define TX_IDX(x)	((x) & (TX_DESC_CNT - 1))
469 
470 #define CP_RING(x)	(((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
471 #define CP_IDX(x)	((x) & (CP_DESC_CNT - 1))
472 
473 #define TX_CMP_VALID(txcmp, raw_cons)					\
474 	(!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==	\
475 	 !((raw_cons) & bp->cp_bit))
476 
477 #define RX_CMP_VALID(rxcmp1, raw_cons)					\
478 	(!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
479 	 !((raw_cons) & bp->cp_bit))
480 
481 #define RX_AGG_CMP_VALID(agg, raw_cons)				\
482 	(!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) ==	\
483 	 !((raw_cons) & bp->cp_bit))
484 
485 #define TX_CMP_TYPE(txcmp)					\
486 	(le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
487 
488 #define RX_CMP_TYPE(rxcmp)					\
489 	(le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
490 
491 #define NEXT_RX(idx)		(((idx) + 1) & bp->rx_ring_mask)
492 
493 #define NEXT_RX_AGG(idx)	(((idx) + 1) & bp->rx_agg_ring_mask)
494 
495 #define NEXT_TX(idx)		(((idx) + 1) & bp->tx_ring_mask)
496 
497 #define ADV_RAW_CMP(idx, n)	((idx) + (n))
498 #define NEXT_RAW_CMP(idx)	ADV_RAW_CMP(idx, 1)
499 #define RING_CMP(idx)		((idx) & bp->cp_ring_mask)
500 #define NEXT_CMP(idx)		RING_CMP(ADV_RAW_CMP(idx, 1))
501 
502 #define BNXT_HWRM_MAX_REQ_LEN		(bp->hwrm_max_req_len)
503 #define DFLT_HWRM_CMD_TIMEOUT		500
504 #define HWRM_CMD_TIMEOUT		(bp->hwrm_cmd_timeout)
505 #define HWRM_RESET_TIMEOUT		((HWRM_CMD_TIMEOUT) * 4)
506 #define HWRM_RESP_ERR_CODE_MASK		0xffff
507 #define HWRM_RESP_LEN_OFFSET		4
508 #define HWRM_RESP_LEN_MASK		0xffff0000
509 #define HWRM_RESP_LEN_SFT		16
510 #define HWRM_RESP_VALID_MASK		0xff000000
511 #define HWRM_SEQ_ID_INVALID		-1
512 #define BNXT_HWRM_REQ_MAX_SIZE		128
513 #define BNXT_HWRM_REQS_PER_PAGE		(BNXT_PAGE_SIZE /	\
514 					 BNXT_HWRM_REQ_MAX_SIZE)
515 
516 #define BNXT_RX_EVENT	1
517 #define BNXT_AGG_EVENT	2
518 #define BNXT_TX_EVENT	4
519 
520 struct bnxt_sw_tx_bd {
521 	struct sk_buff		*skb;
522 	DEFINE_DMA_UNMAP_ADDR(mapping);
523 	u8			is_gso;
524 	u8			is_push;
525 	union {
526 		unsigned short		nr_frags;
527 		u16			rx_prod;
528 	};
529 };
530 
531 struct bnxt_sw_rx_bd {
532 	void			*data;
533 	u8			*data_ptr;
534 	dma_addr_t		mapping;
535 };
536 
537 struct bnxt_sw_rx_agg_bd {
538 	struct page		*page;
539 	unsigned int		offset;
540 	dma_addr_t		mapping;
541 };
542 
543 struct bnxt_ring_struct {
544 	int			nr_pages;
545 	int			page_size;
546 	void			**pg_arr;
547 	dma_addr_t		*dma_arr;
548 
549 	__le64			*pg_tbl;
550 	dma_addr_t		pg_tbl_map;
551 
552 	int			vmem_size;
553 	void			**vmem;
554 
555 	u16			fw_ring_id; /* Ring id filled by Chimp FW */
556 	u8			queue_id;
557 };
558 
559 struct tx_push_bd {
560 	__le32			doorbell;
561 	__le32			tx_bd_len_flags_type;
562 	u32			tx_bd_opaque;
563 	struct tx_bd_ext	txbd2;
564 };
565 
566 struct tx_push_buffer {
567 	struct tx_push_bd	push_bd;
568 	u32			data[25];
569 };
570 
571 struct bnxt_tx_ring_info {
572 	struct bnxt_napi	*bnapi;
573 	u16			tx_prod;
574 	u16			tx_cons;
575 	u16			txq_index;
576 	void __iomem		*tx_doorbell;
577 
578 	struct tx_bd		*tx_desc_ring[MAX_TX_PAGES];
579 	struct bnxt_sw_tx_bd	*tx_buf_ring;
580 
581 	dma_addr_t		tx_desc_mapping[MAX_TX_PAGES];
582 
583 	struct tx_push_buffer	*tx_push;
584 	dma_addr_t		tx_push_mapping;
585 	__le64			data_mapping;
586 
587 #define BNXT_DEV_STATE_CLOSING	0x1
588 	u32			dev_state;
589 
590 	struct bnxt_ring_struct	tx_ring_struct;
591 };
592 
593 struct bnxt_tpa_info {
594 	void			*data;
595 	u8			*data_ptr;
596 	dma_addr_t		mapping;
597 	u16			len;
598 	unsigned short		gso_type;
599 	u32			flags2;
600 	u32			metadata;
601 	enum pkt_hash_types	hash_type;
602 	u32			rss_hash;
603 	u32			hdr_info;
604 
605 #define BNXT_TPA_L4_SIZE(hdr_info)	\
606 	(((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
607 
608 #define BNXT_TPA_INNER_L3_OFF(hdr_info)	\
609 	(((hdr_info) >> 18) & 0x1ff)
610 
611 #define BNXT_TPA_INNER_L2_OFF(hdr_info)	\
612 	(((hdr_info) >> 9) & 0x1ff)
613 
614 #define BNXT_TPA_OUTER_L3_OFF(hdr_info)	\
615 	((hdr_info) & 0x1ff)
616 };
617 
618 struct bnxt_rx_ring_info {
619 	struct bnxt_napi	*bnapi;
620 	u16			rx_prod;
621 	u16			rx_agg_prod;
622 	u16			rx_sw_agg_prod;
623 	u16			rx_next_cons;
624 	void __iomem		*rx_doorbell;
625 	void __iomem		*rx_agg_doorbell;
626 
627 	struct bpf_prog		*xdp_prog;
628 
629 	struct rx_bd		*rx_desc_ring[MAX_RX_PAGES];
630 	struct bnxt_sw_rx_bd	*rx_buf_ring;
631 
632 	struct rx_bd		*rx_agg_desc_ring[MAX_RX_AGG_PAGES];
633 	struct bnxt_sw_rx_agg_bd	*rx_agg_ring;
634 
635 	unsigned long		*rx_agg_bmap;
636 	u16			rx_agg_bmap_size;
637 
638 	struct page		*rx_page;
639 	unsigned int		rx_page_offset;
640 
641 	dma_addr_t		rx_desc_mapping[MAX_RX_PAGES];
642 	dma_addr_t		rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
643 
644 	struct bnxt_tpa_info	*rx_tpa;
645 
646 	struct bnxt_ring_struct	rx_ring_struct;
647 	struct bnxt_ring_struct	rx_agg_ring_struct;
648 };
649 
650 struct bnxt_cp_ring_info {
651 	u32			cp_raw_cons;
652 	void __iomem		*cp_doorbell;
653 
654 	struct tx_cmp		*cp_desc_ring[MAX_CP_PAGES];
655 
656 	dma_addr_t		cp_desc_mapping[MAX_CP_PAGES];
657 
658 	struct ctx_hw_stats	*hw_stats;
659 	dma_addr_t		hw_stats_map;
660 	u32			hw_stats_ctx_id;
661 	u64			rx_l4_csum_errors;
662 
663 	struct bnxt_ring_struct	cp_ring_struct;
664 };
665 
666 struct bnxt_napi {
667 	struct napi_struct	napi;
668 	struct bnxt		*bp;
669 
670 	int			index;
671 	struct bnxt_cp_ring_info	cp_ring;
672 	struct bnxt_rx_ring_info	*rx_ring;
673 	struct bnxt_tx_ring_info	*tx_ring;
674 
675 	void			(*tx_int)(struct bnxt *, struct bnxt_napi *,
676 					  int);
677 	u32			flags;
678 #define BNXT_NAPI_FLAG_XDP	0x1
679 
680 	bool			in_reset;
681 };
682 
683 struct bnxt_irq {
684 	irq_handler_t	handler;
685 	unsigned int	vector;
686 	u8		requested;
687 	char		name[IFNAMSIZ + 2];
688 };
689 
690 #define HWRM_RING_ALLOC_TX	0x1
691 #define HWRM_RING_ALLOC_RX	0x2
692 #define HWRM_RING_ALLOC_AGG	0x4
693 #define HWRM_RING_ALLOC_CMPL	0x8
694 
695 #define INVALID_STATS_CTX_ID	-1
696 
697 struct bnxt_ring_grp_info {
698 	u16	fw_stats_ctx;
699 	u16	fw_grp_id;
700 	u16	rx_fw_ring_id;
701 	u16	agg_fw_ring_id;
702 	u16	cp_fw_ring_id;
703 };
704 
705 struct bnxt_vnic_info {
706 	u16		fw_vnic_id; /* returned by Chimp during alloc */
707 #define BNXT_MAX_CTX_PER_VNIC	2
708 	u16		fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
709 	u16		fw_l2_ctx_id;
710 #define BNXT_MAX_UC_ADDRS	4
711 	__le64		fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
712 				/* index 0 always dev_addr */
713 	u16		uc_filter_count;
714 	u8		*uc_list;
715 
716 	u16		*fw_grp_ids;
717 	dma_addr_t	rss_table_dma_addr;
718 	__le16		*rss_table;
719 	dma_addr_t	rss_hash_key_dma_addr;
720 	u64		*rss_hash_key;
721 	u32		rx_mask;
722 
723 	u8		*mc_list;
724 	int		mc_list_size;
725 	int		mc_list_count;
726 	dma_addr_t	mc_list_mapping;
727 #define BNXT_MAX_MC_ADDRS	16
728 
729 	u32		flags;
730 #define BNXT_VNIC_RSS_FLAG	1
731 #define BNXT_VNIC_RFS_FLAG	2
732 #define BNXT_VNIC_MCAST_FLAG	4
733 #define BNXT_VNIC_UCAST_FLAG	8
734 #define BNXT_VNIC_RFS_NEW_RSS_FLAG	0x10
735 };
736 
737 #if defined(CONFIG_BNXT_SRIOV)
738 struct bnxt_vf_info {
739 	u16	fw_fid;
740 	u8	mac_addr[ETH_ALEN];
741 	u16	max_rsscos_ctxs;
742 	u16	max_cp_rings;
743 	u16	max_tx_rings;
744 	u16	max_rx_rings;
745 	u16	max_hw_ring_grps;
746 	u16	max_l2_ctxs;
747 	u16	max_irqs;
748 	u16	max_vnics;
749 	u16	max_stat_ctxs;
750 	u16	vlan;
751 	u32	flags;
752 #define BNXT_VF_QOS		0x1
753 #define BNXT_VF_SPOOFCHK	0x2
754 #define BNXT_VF_LINK_FORCED	0x4
755 #define BNXT_VF_LINK_UP		0x8
756 	u32	func_flags; /* func cfg flags */
757 	u32	min_tx_rate;
758 	u32	max_tx_rate;
759 	void	*hwrm_cmd_req_addr;
760 	dma_addr_t	hwrm_cmd_req_dma_addr;
761 };
762 #endif
763 
764 struct bnxt_pf_info {
765 #define BNXT_FIRST_PF_FID	1
766 #define BNXT_FIRST_VF_FID	128
767 	u16	fw_fid;
768 	u16	port_id;
769 	u8	mac_addr[ETH_ALEN];
770 	u16	max_rsscos_ctxs;
771 	u16	max_cp_rings;
772 	u16	max_tx_rings; /* HW assigned max tx rings for this PF */
773 	u16	max_rx_rings; /* HW assigned max rx rings for this PF */
774 	u16	max_hw_ring_grps;
775 	u16	max_irqs;
776 	u16	max_l2_ctxs;
777 	u16	max_vnics;
778 	u16	max_stat_ctxs;
779 	u32	first_vf_id;
780 	u16	active_vfs;
781 	u16	max_vfs;
782 	u32	max_encap_records;
783 	u32	max_decap_records;
784 	u32	max_tx_em_flows;
785 	u32	max_tx_wm_flows;
786 	u32	max_rx_em_flows;
787 	u32	max_rx_wm_flows;
788 	unsigned long	*vf_event_bmap;
789 	u16	hwrm_cmd_req_pages;
790 	void			*hwrm_cmd_req_addr[4];
791 	dma_addr_t		hwrm_cmd_req_dma_addr[4];
792 	struct bnxt_vf_info	*vf;
793 };
794 
795 struct bnxt_ntuple_filter {
796 	struct hlist_node	hash;
797 	u8			dst_mac_addr[ETH_ALEN];
798 	u8			src_mac_addr[ETH_ALEN];
799 	struct flow_keys	fkeys;
800 	__le64			filter_id;
801 	u16			sw_id;
802 	u8			l2_fltr_idx;
803 	u16			rxq;
804 	u32			flow_id;
805 	unsigned long		state;
806 #define BNXT_FLTR_VALID		0
807 #define BNXT_FLTR_UPDATE	1
808 };
809 
810 struct bnxt_link_info {
811 	u8			phy_type;
812 	u8			media_type;
813 	u8			transceiver;
814 	u8			phy_addr;
815 	u8			phy_link_status;
816 #define BNXT_LINK_NO_LINK	PORT_PHY_QCFG_RESP_LINK_NO_LINK
817 #define BNXT_LINK_SIGNAL	PORT_PHY_QCFG_RESP_LINK_SIGNAL
818 #define BNXT_LINK_LINK		PORT_PHY_QCFG_RESP_LINK_LINK
819 	u8			wire_speed;
820 	u8			loop_back;
821 	u8			link_up;
822 	u8			duplex;
823 #define BNXT_LINK_DUPLEX_HALF	PORT_PHY_QCFG_RESP_DUPLEX_HALF
824 #define BNXT_LINK_DUPLEX_FULL	PORT_PHY_QCFG_RESP_DUPLEX_FULL
825 	u8			pause;
826 #define BNXT_LINK_PAUSE_TX	PORT_PHY_QCFG_RESP_PAUSE_TX
827 #define BNXT_LINK_PAUSE_RX	PORT_PHY_QCFG_RESP_PAUSE_RX
828 #define BNXT_LINK_PAUSE_BOTH	(PORT_PHY_QCFG_RESP_PAUSE_RX | \
829 				 PORT_PHY_QCFG_RESP_PAUSE_TX)
830 	u8			lp_pause;
831 	u8			auto_pause_setting;
832 	u8			force_pause_setting;
833 	u8			duplex_setting;
834 	u8			auto_mode;
835 #define BNXT_AUTO_MODE(mode)	((mode) > BNXT_LINK_AUTO_NONE && \
836 				 (mode) <= BNXT_LINK_AUTO_MSK)
837 #define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
838 #define BNXT_LINK_AUTO_ALLSPDS	PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
839 #define BNXT_LINK_AUTO_ONESPD	PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
840 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
841 #define BNXT_LINK_AUTO_MSK	PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
842 #define PHY_VER_LEN		3
843 	u8			phy_ver[PHY_VER_LEN];
844 	u16			link_speed;
845 #define BNXT_LINK_SPEED_100MB	PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
846 #define BNXT_LINK_SPEED_1GB	PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
847 #define BNXT_LINK_SPEED_2GB	PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
848 #define BNXT_LINK_SPEED_2_5GB	PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
849 #define BNXT_LINK_SPEED_10GB	PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
850 #define BNXT_LINK_SPEED_20GB	PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
851 #define BNXT_LINK_SPEED_25GB	PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
852 #define BNXT_LINK_SPEED_40GB	PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
853 #define BNXT_LINK_SPEED_50GB	PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
854 #define BNXT_LINK_SPEED_100GB	PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
855 	u16			support_speeds;
856 	u16			auto_link_speeds;	/* fw adv setting */
857 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
858 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
859 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
860 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
861 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
862 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
863 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
864 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
865 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
866 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
867 	u16			support_auto_speeds;
868 	u16			lp_auto_link_speeds;
869 	u16			force_link_speed;
870 	u32			preemphasis;
871 	u8			module_status;
872 	u16			fec_cfg;
873 #define BNXT_FEC_AUTONEG	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
874 #define BNXT_FEC_ENC_BASE_R	PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
875 #define BNXT_FEC_ENC_RS		PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
876 
877 	/* copy of requested setting from ethtool cmd */
878 	u8			autoneg;
879 #define BNXT_AUTONEG_SPEED		1
880 #define BNXT_AUTONEG_FLOW_CTRL		2
881 	u8			req_duplex;
882 	u8			req_flow_ctrl;
883 	u16			req_link_speed;
884 	u16			advertising;	/* user adv setting */
885 	bool			force_link_chng;
886 
887 	/* a copy of phy_qcfg output used to report link
888 	 * info to VF
889 	 */
890 	struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
891 };
892 
893 #define BNXT_MAX_QUEUE	8
894 
895 struct bnxt_queue_info {
896 	u8	queue_id;
897 	u8	queue_profile;
898 };
899 
900 #define BNXT_MAX_LED			4
901 
902 struct bnxt_led_info {
903 	u8	led_id;
904 	u8	led_type;
905 	u8	led_group_id;
906 	u8	unused;
907 	__le16	led_state_caps;
908 #define BNXT_LED_ALT_BLINK_CAP(x)	((x) &	\
909 	cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
910 
911 	__le16	led_color_caps;
912 };
913 
914 #define BNXT_MAX_TEST	8
915 
916 struct bnxt_test_info {
917 	u8 offline_mask;
918 	u16 timeout;
919 	char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
920 };
921 
922 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT	0x400
923 #define BNXT_CAG_REG_LEGACY_INT_STATUS	0x4014
924 #define BNXT_CAG_REG_BASE		0x300000
925 
926 struct bnxt {
927 	void __iomem		*bar0;
928 	void __iomem		*bar1;
929 	void __iomem		*bar2;
930 
931 	u32			reg_base;
932 	u16			chip_num;
933 #define CHIP_NUM_57301		0x16c8
934 #define CHIP_NUM_57302		0x16c9
935 #define CHIP_NUM_57304		0x16ca
936 #define CHIP_NUM_58700		0x16cd
937 #define CHIP_NUM_57402		0x16d0
938 #define CHIP_NUM_57404		0x16d1
939 #define CHIP_NUM_57406		0x16d2
940 
941 #define CHIP_NUM_57311		0x16ce
942 #define CHIP_NUM_57312		0x16cf
943 #define CHIP_NUM_57314		0x16df
944 #define CHIP_NUM_57412		0x16d6
945 #define CHIP_NUM_57414		0x16d7
946 #define CHIP_NUM_57416		0x16d8
947 #define CHIP_NUM_57417		0x16d9
948 
949 #define BNXT_CHIP_NUM_5730X(chip_num)		\
950 	((chip_num) >= CHIP_NUM_57301 &&	\
951 	 (chip_num) <= CHIP_NUM_57304)
952 
953 #define BNXT_CHIP_NUM_5740X(chip_num)		\
954 	((chip_num) >= CHIP_NUM_57402 &&	\
955 	 (chip_num) <= CHIP_NUM_57406)
956 
957 #define BNXT_CHIP_NUM_5731X(chip_num)		\
958 	((chip_num) == CHIP_NUM_57311 ||	\
959 	 (chip_num) == CHIP_NUM_57312 ||	\
960 	 (chip_num) == CHIP_NUM_57314)
961 
962 #define BNXT_CHIP_NUM_5741X(chip_num)		\
963 	((chip_num) >= CHIP_NUM_57412 &&	\
964 	 (chip_num) <= CHIP_NUM_57417)
965 
966 #define BNXT_CHIP_NUM_57X0X(chip_num)		\
967 	(BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
968 
969 #define BNXT_CHIP_NUM_57X1X(chip_num)		\
970 	(BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
971 
972 	struct net_device	*dev;
973 	struct pci_dev		*pdev;
974 
975 	atomic_t		intr_sem;
976 
977 	u32			flags;
978 	#define BNXT_FLAG_DCB_ENABLED	0x1
979 	#define BNXT_FLAG_VF		0x2
980 	#define BNXT_FLAG_LRO		0x4
981 #ifdef CONFIG_INET
982 	#define BNXT_FLAG_GRO		0x8
983 #else
984 	/* Cannot support hardware GRO if CONFIG_INET is not set */
985 	#define BNXT_FLAG_GRO		0x0
986 #endif
987 	#define BNXT_FLAG_TPA		(BNXT_FLAG_LRO | BNXT_FLAG_GRO)
988 	#define BNXT_FLAG_JUMBO		0x10
989 	#define BNXT_FLAG_STRIP_VLAN	0x20
990 	#define BNXT_FLAG_AGG_RINGS	(BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
991 					 BNXT_FLAG_LRO)
992 	#define BNXT_FLAG_USING_MSIX	0x40
993 	#define BNXT_FLAG_MSIX_CAP	0x80
994 	#define BNXT_FLAG_RFS		0x100
995 	#define BNXT_FLAG_SHARED_RINGS	0x200
996 	#define BNXT_FLAG_PORT_STATS	0x400
997 	#define BNXT_FLAG_UDP_RSS_CAP	0x800
998 	#define BNXT_FLAG_EEE_CAP	0x1000
999 	#define BNXT_FLAG_NEW_RSS_CAP	0x2000
1000 	#define BNXT_FLAG_WOL_CAP	0x4000
1001 	#define BNXT_FLAG_ROCEV1_CAP	0x8000
1002 	#define BNXT_FLAG_ROCEV2_CAP	0x10000
1003 	#define BNXT_FLAG_ROCE_CAP	(BNXT_FLAG_ROCEV1_CAP |	\
1004 					 BNXT_FLAG_ROCEV2_CAP)
1005 	#define BNXT_FLAG_NO_AGG_RINGS	0x20000
1006 	#define BNXT_FLAG_RX_PAGE_MODE	0x40000
1007 	#define BNXT_FLAG_FW_LLDP_AGENT	0x80000
1008 	#define BNXT_FLAG_MULTI_HOST	0x100000
1009 	#define BNXT_FLAG_CHIP_NITRO_A0	0x1000000
1010 
1011 	#define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |		\
1012 					    BNXT_FLAG_RFS |		\
1013 					    BNXT_FLAG_STRIP_VLAN)
1014 
1015 #define BNXT_PF(bp)		(!((bp)->flags & BNXT_FLAG_VF))
1016 #define BNXT_VF(bp)		((bp)->flags & BNXT_FLAG_VF)
1017 #define BNXT_NPAR(bp)		((bp)->port_partition_type)
1018 #define BNXT_MH(bp)		((bp)->flags & BNXT_FLAG_MULTI_HOST)
1019 #define BNXT_SINGLE_PF(bp)	(BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1020 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1021 #define BNXT_RX_PAGE_MODE(bp)	((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1022 
1023 	struct bnxt_en_dev	*edev;
1024 	struct bnxt_en_dev *	(*ulp_probe)(struct net_device *);
1025 
1026 	struct bnxt_napi	**bnapi;
1027 
1028 	struct bnxt_rx_ring_info	*rx_ring;
1029 	struct bnxt_tx_ring_info	*tx_ring;
1030 	u16			*tx_ring_map;
1031 
1032 	struct sk_buff *	(*gro_func)(struct bnxt_tpa_info *, int, int,
1033 					    struct sk_buff *);
1034 
1035 	struct sk_buff *	(*rx_skb_func)(struct bnxt *,
1036 					       struct bnxt_rx_ring_info *,
1037 					       u16, void *, u8 *, dma_addr_t,
1038 					       unsigned int);
1039 
1040 	u32			rx_buf_size;
1041 	u32			rx_buf_use_size;	/* useable size */
1042 	u16			rx_offset;
1043 	u16			rx_dma_offset;
1044 	enum dma_data_direction	rx_dir;
1045 	u32			rx_ring_size;
1046 	u32			rx_agg_ring_size;
1047 	u32			rx_copy_thresh;
1048 	u32			rx_ring_mask;
1049 	u32			rx_agg_ring_mask;
1050 	int			rx_nr_pages;
1051 	int			rx_agg_nr_pages;
1052 	int			rx_nr_rings;
1053 	int			rsscos_nr_ctxs;
1054 
1055 	u32			tx_ring_size;
1056 	u32			tx_ring_mask;
1057 	int			tx_nr_pages;
1058 	int			tx_nr_rings;
1059 	int			tx_nr_rings_per_tc;
1060 	int			tx_nr_rings_xdp;
1061 
1062 	int			tx_wake_thresh;
1063 	int			tx_push_thresh;
1064 	int			tx_push_size;
1065 
1066 	u32			cp_ring_size;
1067 	u32			cp_ring_mask;
1068 	u32			cp_bit;
1069 	int			cp_nr_pages;
1070 	int			cp_nr_rings;
1071 
1072 	int			num_stat_ctxs;
1073 
1074 	/* grp_info indexed by completion ring index */
1075 	struct bnxt_ring_grp_info	*grp_info;
1076 	struct bnxt_vnic_info	*vnic_info;
1077 	int			nr_vnics;
1078 	u32			rss_hash_cfg;
1079 
1080 	u8			max_tc;
1081 	u8			max_lltc;	/* lossless TCs */
1082 	struct bnxt_queue_info	q_info[BNXT_MAX_QUEUE];
1083 
1084 	unsigned int		current_interval;
1085 #define BNXT_TIMER_INTERVAL	HZ
1086 
1087 	struct timer_list	timer;
1088 
1089 	unsigned long		state;
1090 #define BNXT_STATE_OPEN		0
1091 #define BNXT_STATE_IN_SP_TASK	1
1092 
1093 	struct bnxt_irq	*irq_tbl;
1094 	int			total_irqs;
1095 	u8			mac_addr[ETH_ALEN];
1096 
1097 #ifdef CONFIG_BNXT_DCB
1098 	struct ieee_pfc		*ieee_pfc;
1099 	struct ieee_ets		*ieee_ets;
1100 	u8			dcbx_cap;
1101 	u8			default_pri;
1102 #endif /* CONFIG_BNXT_DCB */
1103 
1104 	u32			msg_enable;
1105 
1106 	u32			hwrm_spec_code;
1107 	u16			hwrm_cmd_seq;
1108 	u32			hwrm_intr_seq_id;
1109 	void			*hwrm_cmd_resp_addr;
1110 	dma_addr_t		hwrm_cmd_resp_dma_addr;
1111 	void			*hwrm_dbg_resp_addr;
1112 	dma_addr_t		hwrm_dbg_resp_dma_addr;
1113 #define HWRM_DBG_REG_BUF_SIZE	128
1114 
1115 	struct rx_port_stats	*hw_rx_port_stats;
1116 	struct tx_port_stats	*hw_tx_port_stats;
1117 	dma_addr_t		hw_rx_port_stats_map;
1118 	dma_addr_t		hw_tx_port_stats_map;
1119 	int			hw_port_stats_size;
1120 
1121 	u16			hwrm_max_req_len;
1122 	int			hwrm_cmd_timeout;
1123 	struct mutex		hwrm_cmd_lock;	/* serialize hwrm messages */
1124 	struct hwrm_ver_get_output	ver_resp;
1125 #define FW_VER_STR_LEN		32
1126 #define BC_HWRM_STR_LEN		21
1127 #define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1128 	char			fw_ver_str[FW_VER_STR_LEN];
1129 	__be16			vxlan_port;
1130 	u8			vxlan_port_cnt;
1131 	__le16			vxlan_fw_dst_port_id;
1132 	__be16			nge_port;
1133 	u8			nge_port_cnt;
1134 	__le16			nge_fw_dst_port_id;
1135 	u8			port_partition_type;
1136 
1137 	u16			rx_coal_ticks;
1138 	u16			rx_coal_ticks_irq;
1139 	u16			rx_coal_bufs;
1140 	u16			rx_coal_bufs_irq;
1141 	u16			tx_coal_ticks;
1142 	u16			tx_coal_ticks_irq;
1143 	u16			tx_coal_bufs;
1144 	u16			tx_coal_bufs_irq;
1145 
1146 #define BNXT_USEC_TO_COAL_TIMER(x)	((x) * 25 / 2)
1147 
1148 	u32			stats_coal_ticks;
1149 #define BNXT_DEF_STATS_COAL_TICKS	 1000000
1150 #define BNXT_MIN_STATS_COAL_TICKS	  250000
1151 #define BNXT_MAX_STATS_COAL_TICKS	 1000000
1152 
1153 	struct work_struct	sp_task;
1154 	unsigned long		sp_event;
1155 #define BNXT_RX_MASK_SP_EVENT		0
1156 #define BNXT_RX_NTP_FLTR_SP_EVENT	1
1157 #define BNXT_LINK_CHNG_SP_EVENT		2
1158 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT	3
1159 #define BNXT_VXLAN_ADD_PORT_SP_EVENT	4
1160 #define BNXT_VXLAN_DEL_PORT_SP_EVENT	5
1161 #define BNXT_RESET_TASK_SP_EVENT	6
1162 #define BNXT_RST_RING_SP_EVENT		7
1163 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT	8
1164 #define BNXT_PERIODIC_STATS_SP_EVENT	9
1165 #define BNXT_HWRM_PORT_MODULE_SP_EVENT	10
1166 #define BNXT_RESET_TASK_SILENT_SP_EVENT	11
1167 #define BNXT_GENEVE_ADD_PORT_SP_EVENT	12
1168 #define BNXT_GENEVE_DEL_PORT_SP_EVENT	13
1169 #define BNXT_LINK_SPEED_CHNG_SP_EVENT	14
1170 
1171 	struct bnxt_pf_info	pf;
1172 #ifdef CONFIG_BNXT_SRIOV
1173 	int			nr_vfs;
1174 	struct bnxt_vf_info	vf;
1175 	wait_queue_head_t	sriov_cfg_wait;
1176 	bool			sriov_cfg;
1177 #define BNXT_SRIOV_CFG_WAIT_TMO	msecs_to_jiffies(10000)
1178 #endif
1179 
1180 #define BNXT_NTP_FLTR_MAX_FLTR	4096
1181 #define BNXT_NTP_FLTR_HASH_SIZE	512
1182 #define BNXT_NTP_FLTR_HASH_MASK	(BNXT_NTP_FLTR_HASH_SIZE - 1)
1183 	struct hlist_head	ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1184 	spinlock_t		ntp_fltr_lock;	/* for hash table add, del */
1185 
1186 	unsigned long		*ntp_fltr_bmap;
1187 	int			ntp_fltr_count;
1188 
1189 	struct bnxt_link_info	link_info;
1190 	struct ethtool_eee	eee;
1191 	u32			lpi_tmr_lo;
1192 	u32			lpi_tmr_hi;
1193 
1194 	u8			num_tests;
1195 	struct bnxt_test_info	*test_info;
1196 
1197 	u8			wol_filter_id;
1198 	u8			wol;
1199 
1200 	u8			num_leds;
1201 	struct bnxt_led_info	leds[BNXT_MAX_LED];
1202 
1203 	struct bpf_prog		*xdp_prog;
1204 };
1205 
1206 #define BNXT_RX_STATS_OFFSET(counter)			\
1207 	(offsetof(struct rx_port_stats, counter) / 8)
1208 
1209 #define BNXT_TX_STATS_OFFSET(counter)			\
1210 	((offsetof(struct tx_port_stats, counter) +	\
1211 	  sizeof(struct rx_port_stats) + 512) / 8)
1212 
1213 #define I2C_DEV_ADDR_A0				0xa0
1214 #define I2C_DEV_ADDR_A2				0xa2
1215 #define SFP_EEPROM_SFF_8472_COMP_ADDR		0x5e
1216 #define SFP_EEPROM_SFF_8472_COMP_SIZE		1
1217 #define SFF_MODULE_ID_SFP			0x3
1218 #define SFF_MODULE_ID_QSFP			0xc
1219 #define SFF_MODULE_ID_QSFP_PLUS			0xd
1220 #define SFF_MODULE_ID_QSFP28			0x11
1221 #define BNXT_MAX_PHY_I2C_RESP_SIZE		64
1222 
1223 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1224 {
1225 	/* Tell compiler to fetch tx indices from memory. */
1226 	barrier();
1227 
1228 	return bp->tx_ring_size -
1229 		((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1230 }
1231 
1232 extern const u16 bnxt_lhint_arr[];
1233 
1234 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1235 		       u16 prod, gfp_t gfp);
1236 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1237 void bnxt_set_tpa_flags(struct bnxt *bp);
1238 void bnxt_set_ring_params(struct bnxt *);
1239 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
1240 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1241 int _hwrm_send_message(struct bnxt *, void *, u32, int);
1242 int hwrm_send_message(struct bnxt *, void *, u32, int);
1243 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
1244 int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
1245 				     int bmap_size);
1246 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
1247 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
1248 int bnxt_hwrm_set_coal(struct bnxt *);
1249 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
1250 void bnxt_set_max_func_stat_ctxs(struct bnxt *bp, unsigned int max);
1251 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
1252 void bnxt_set_max_func_cp_rings(struct bnxt *bp, unsigned int max);
1253 void bnxt_set_max_func_irqs(struct bnxt *bp, unsigned int max);
1254 void bnxt_tx_disable(struct bnxt *bp);
1255 void bnxt_tx_enable(struct bnxt *bp);
1256 int bnxt_hwrm_set_pause(struct bnxt *);
1257 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
1258 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
1259 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
1260 int bnxt_hwrm_fw_set_time(struct bnxt *);
1261 int bnxt_open_nic(struct bnxt *, bool, bool);
1262 int bnxt_half_open_nic(struct bnxt *bp);
1263 void bnxt_half_close_nic(struct bnxt *bp);
1264 int bnxt_close_nic(struct bnxt *, bool, bool);
1265 int bnxt_reserve_rings(struct bnxt *bp, int tx, int rx, int tcs, int tx_xdp);
1266 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
1267 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
1268 void bnxt_restore_pf_fw_resources(struct bnxt *bp);
1269 #endif
1270