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 "1.9.2"
16
17 #define DRV_VER_MAJ 1
18 #define DRV_VER_MIN 9
19 #define DRV_VER_UPD 2
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_struct {
581 int nr_pages;
582 int page_size;
583 void **pg_arr;
584 dma_addr_t *dma_arr;
585
586 __le64 *pg_tbl;
587 dma_addr_t pg_tbl_map;
588
589 int vmem_size;
590 void **vmem;
591
592 u16 fw_ring_id; /* Ring id filled by Chimp FW */
593 union {
594 u16 grp_idx;
595 u16 map_idx; /* Used by cmpl rings */
596 };
597 u8 queue_id;
598 };
599
600 struct tx_push_bd {
601 __le32 doorbell;
602 __le32 tx_bd_len_flags_type;
603 u32 tx_bd_opaque;
604 struct tx_bd_ext txbd2;
605 };
606
607 struct tx_push_buffer {
608 struct tx_push_bd push_bd;
609 u32 data[25];
610 };
611
612 struct bnxt_tx_ring_info {
613 struct bnxt_napi *bnapi;
614 u16 tx_prod;
615 u16 tx_cons;
616 u16 txq_index;
617 void __iomem *tx_doorbell;
618
619 struct tx_bd *tx_desc_ring[MAX_TX_PAGES];
620 struct bnxt_sw_tx_bd *tx_buf_ring;
621
622 dma_addr_t tx_desc_mapping[MAX_TX_PAGES];
623
624 struct tx_push_buffer *tx_push;
625 dma_addr_t tx_push_mapping;
626 __le64 data_mapping;
627
628 #define BNXT_DEV_STATE_CLOSING 0x1
629 u32 dev_state;
630
631 struct bnxt_ring_struct tx_ring_struct;
632 };
633
634 struct bnxt_coal {
635 u16 coal_ticks;
636 u16 coal_ticks_irq;
637 u16 coal_bufs;
638 u16 coal_bufs_irq;
639 /* RING_IDLE enabled when coal ticks < idle_thresh */
640 u16 idle_thresh;
641 u8 bufs_per_record;
642 u8 budget;
643 };
644
645 struct bnxt_tpa_info {
646 void *data;
647 u8 *data_ptr;
648 dma_addr_t mapping;
649 u16 len;
650 unsigned short gso_type;
651 u32 flags2;
652 u32 metadata;
653 enum pkt_hash_types hash_type;
654 u32 rss_hash;
655 u32 hdr_info;
656
657 #define BNXT_TPA_L4_SIZE(hdr_info) \
658 (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
659
660 #define BNXT_TPA_INNER_L3_OFF(hdr_info) \
661 (((hdr_info) >> 18) & 0x1ff)
662
663 #define BNXT_TPA_INNER_L2_OFF(hdr_info) \
664 (((hdr_info) >> 9) & 0x1ff)
665
666 #define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
667 ((hdr_info) & 0x1ff)
668
669 u16 cfa_code; /* cfa_code in TPA start compl */
670 };
671
672 struct bnxt_rx_ring_info {
673 struct bnxt_napi *bnapi;
674 u16 rx_prod;
675 u16 rx_agg_prod;
676 u16 rx_sw_agg_prod;
677 u16 rx_next_cons;
678 void __iomem *rx_doorbell;
679 void __iomem *rx_agg_doorbell;
680
681 struct bpf_prog *xdp_prog;
682
683 struct rx_bd *rx_desc_ring[MAX_RX_PAGES];
684 struct bnxt_sw_rx_bd *rx_buf_ring;
685
686 struct rx_bd *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
687 struct bnxt_sw_rx_agg_bd *rx_agg_ring;
688
689 unsigned long *rx_agg_bmap;
690 u16 rx_agg_bmap_size;
691
692 struct page *rx_page;
693 unsigned int rx_page_offset;
694
695 dma_addr_t rx_desc_mapping[MAX_RX_PAGES];
696 dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
697
698 struct bnxt_tpa_info *rx_tpa;
699
700 struct bnxt_ring_struct rx_ring_struct;
701 struct bnxt_ring_struct rx_agg_ring_struct;
702 struct xdp_rxq_info xdp_rxq;
703 };
704
705 struct bnxt_cp_ring_info {
706 u32 cp_raw_cons;
707 void __iomem *cp_doorbell;
708
709 struct bnxt_coal rx_ring_coal;
710 u64 rx_packets;
711 u64 rx_bytes;
712 u64 event_ctr;
713
714 struct net_dim dim;
715
716 struct tx_cmp *cp_desc_ring[MAX_CP_PAGES];
717
718 dma_addr_t cp_desc_mapping[MAX_CP_PAGES];
719
720 struct ctx_hw_stats *hw_stats;
721 dma_addr_t hw_stats_map;
722 u32 hw_stats_ctx_id;
723 u64 rx_l4_csum_errors;
724
725 struct bnxt_ring_struct cp_ring_struct;
726 };
727
728 struct bnxt_napi {
729 struct napi_struct napi;
730 struct bnxt *bp;
731
732 int index;
733 struct bnxt_cp_ring_info cp_ring;
734 struct bnxt_rx_ring_info *rx_ring;
735 struct bnxt_tx_ring_info *tx_ring;
736
737 void (*tx_int)(struct bnxt *, struct bnxt_napi *,
738 int);
739 u32 flags;
740 #define BNXT_NAPI_FLAG_XDP 0x1
741
742 bool in_reset;
743 };
744
745 struct bnxt_irq {
746 irq_handler_t handler;
747 unsigned int vector;
748 u8 requested:1;
749 u8 have_cpumask:1;
750 char name[IFNAMSIZ + 2];
751 cpumask_var_t cpu_mask;
752 };
753
754 #define HWRM_RING_ALLOC_TX 0x1
755 #define HWRM_RING_ALLOC_RX 0x2
756 #define HWRM_RING_ALLOC_AGG 0x4
757 #define HWRM_RING_ALLOC_CMPL 0x8
758
759 #define INVALID_STATS_CTX_ID -1
760
761 struct bnxt_ring_grp_info {
762 u16 fw_stats_ctx;
763 u16 fw_grp_id;
764 u16 rx_fw_ring_id;
765 u16 agg_fw_ring_id;
766 u16 cp_fw_ring_id;
767 };
768
769 struct bnxt_vnic_info {
770 u16 fw_vnic_id; /* returned by Chimp during alloc */
771 #define BNXT_MAX_CTX_PER_VNIC 2
772 u16 fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
773 u16 fw_l2_ctx_id;
774 #define BNXT_MAX_UC_ADDRS 4
775 __le64 fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
776 /* index 0 always dev_addr */
777 u16 uc_filter_count;
778 u8 *uc_list;
779
780 u16 *fw_grp_ids;
781 dma_addr_t rss_table_dma_addr;
782 __le16 *rss_table;
783 dma_addr_t rss_hash_key_dma_addr;
784 u64 *rss_hash_key;
785 u32 rx_mask;
786
787 u8 *mc_list;
788 int mc_list_size;
789 int mc_list_count;
790 dma_addr_t mc_list_mapping;
791 #define BNXT_MAX_MC_ADDRS 16
792
793 u32 flags;
794 #define BNXT_VNIC_RSS_FLAG 1
795 #define BNXT_VNIC_RFS_FLAG 2
796 #define BNXT_VNIC_MCAST_FLAG 4
797 #define BNXT_VNIC_UCAST_FLAG 8
798 #define BNXT_VNIC_RFS_NEW_RSS_FLAG 0x10
799 };
800
801 struct bnxt_hw_resc {
802 u16 min_rsscos_ctxs;
803 u16 max_rsscos_ctxs;
804 u16 min_cp_rings;
805 u16 max_cp_rings;
806 u16 resv_cp_rings;
807 u16 min_tx_rings;
808 u16 max_tx_rings;
809 u16 resv_tx_rings;
810 u16 max_tx_sch_inputs;
811 u16 min_rx_rings;
812 u16 max_rx_rings;
813 u16 resv_rx_rings;
814 u16 min_hw_ring_grps;
815 u16 max_hw_ring_grps;
816 u16 resv_hw_ring_grps;
817 u16 min_l2_ctxs;
818 u16 max_l2_ctxs;
819 u16 min_vnics;
820 u16 max_vnics;
821 u16 resv_vnics;
822 u16 min_stat_ctxs;
823 u16 max_stat_ctxs;
824 u16 max_irqs;
825 };
826
827 #if defined(CONFIG_BNXT_SRIOV)
828 struct bnxt_vf_info {
829 u16 fw_fid;
830 u8 mac_addr[ETH_ALEN]; /* PF assigned MAC Address */
831 u8 vf_mac_addr[ETH_ALEN]; /* VF assigned MAC address, only
832 * stored by PF.
833 */
834 u16 vlan;
835 u32 flags;
836 #define BNXT_VF_QOS 0x1
837 #define BNXT_VF_SPOOFCHK 0x2
838 #define BNXT_VF_LINK_FORCED 0x4
839 #define BNXT_VF_LINK_UP 0x8
840 #define BNXT_VF_TRUST 0x10
841 u32 func_flags; /* func cfg flags */
842 u32 min_tx_rate;
843 u32 max_tx_rate;
844 void *hwrm_cmd_req_addr;
845 dma_addr_t hwrm_cmd_req_dma_addr;
846 };
847 #endif
848
849 struct bnxt_pf_info {
850 #define BNXT_FIRST_PF_FID 1
851 #define BNXT_FIRST_VF_FID 128
852 u16 fw_fid;
853 u16 port_id;
854 u8 mac_addr[ETH_ALEN];
855 u32 first_vf_id;
856 u16 active_vfs;
857 u16 max_vfs;
858 u32 max_encap_records;
859 u32 max_decap_records;
860 u32 max_tx_em_flows;
861 u32 max_tx_wm_flows;
862 u32 max_rx_em_flows;
863 u32 max_rx_wm_flows;
864 unsigned long *vf_event_bmap;
865 u16 hwrm_cmd_req_pages;
866 u8 vf_resv_strategy;
867 #define BNXT_VF_RESV_STRATEGY_MAXIMAL 0
868 #define BNXT_VF_RESV_STRATEGY_MINIMAL 1
869 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC 2
870 void *hwrm_cmd_req_addr[4];
871 dma_addr_t hwrm_cmd_req_dma_addr[4];
872 struct bnxt_vf_info *vf;
873 };
874
875 struct bnxt_ntuple_filter {
876 struct hlist_node hash;
877 u8 dst_mac_addr[ETH_ALEN];
878 u8 src_mac_addr[ETH_ALEN];
879 struct flow_keys fkeys;
880 __le64 filter_id;
881 u16 sw_id;
882 u8 l2_fltr_idx;
883 u16 rxq;
884 u32 flow_id;
885 unsigned long state;
886 #define BNXT_FLTR_VALID 0
887 #define BNXT_FLTR_UPDATE 1
888 };
889
890 struct bnxt_link_info {
891 u8 phy_type;
892 u8 media_type;
893 u8 transceiver;
894 u8 phy_addr;
895 u8 phy_link_status;
896 #define BNXT_LINK_NO_LINK PORT_PHY_QCFG_RESP_LINK_NO_LINK
897 #define BNXT_LINK_SIGNAL PORT_PHY_QCFG_RESP_LINK_SIGNAL
898 #define BNXT_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK
899 u8 wire_speed;
900 u8 loop_back;
901 u8 link_up;
902 u8 duplex;
903 #define BNXT_LINK_DUPLEX_HALF PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
904 #define BNXT_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
905 u8 pause;
906 #define BNXT_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX
907 #define BNXT_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX
908 #define BNXT_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \
909 PORT_PHY_QCFG_RESP_PAUSE_TX)
910 u8 lp_pause;
911 u8 auto_pause_setting;
912 u8 force_pause_setting;
913 u8 duplex_setting;
914 u8 auto_mode;
915 #define BNXT_AUTO_MODE(mode) ((mode) > BNXT_LINK_AUTO_NONE && \
916 (mode) <= BNXT_LINK_AUTO_MSK)
917 #define BNXT_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
918 #define BNXT_LINK_AUTO_ALLSPDS PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
919 #define BNXT_LINK_AUTO_ONESPD PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
920 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
921 #define BNXT_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
922 #define PHY_VER_LEN 3
923 u8 phy_ver[PHY_VER_LEN];
924 u16 link_speed;
925 #define BNXT_LINK_SPEED_100MB PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
926 #define BNXT_LINK_SPEED_1GB PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
927 #define BNXT_LINK_SPEED_2GB PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
928 #define BNXT_LINK_SPEED_2_5GB PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
929 #define BNXT_LINK_SPEED_10GB PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
930 #define BNXT_LINK_SPEED_20GB PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
931 #define BNXT_LINK_SPEED_25GB PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
932 #define BNXT_LINK_SPEED_40GB PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
933 #define BNXT_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
934 #define BNXT_LINK_SPEED_100GB PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
935 u16 support_speeds;
936 u16 auto_link_speeds; /* fw adv setting */
937 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
938 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
939 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
940 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
941 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
942 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
943 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
944 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
945 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
946 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
947 u16 support_auto_speeds;
948 u16 lp_auto_link_speeds;
949 u16 force_link_speed;
950 u32 preemphasis;
951 u8 module_status;
952 u16 fec_cfg;
953 #define BNXT_FEC_AUTONEG PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
954 #define BNXT_FEC_ENC_BASE_R PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
955 #define BNXT_FEC_ENC_RS PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
956
957 /* copy of requested setting from ethtool cmd */
958 u8 autoneg;
959 #define BNXT_AUTONEG_SPEED 1
960 #define BNXT_AUTONEG_FLOW_CTRL 2
961 u8 req_duplex;
962 u8 req_flow_ctrl;
963 u16 req_link_speed;
964 u16 advertising; /* user adv setting */
965 bool force_link_chng;
966
967 bool phy_retry;
968 unsigned long phy_retry_expires;
969
970 /* a copy of phy_qcfg output used to report link
971 * info to VF
972 */
973 struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
974 };
975
976 #define BNXT_MAX_QUEUE 8
977
978 struct bnxt_queue_info {
979 u8 queue_id;
980 u8 queue_profile;
981 };
982
983 #define BNXT_MAX_LED 4
984
985 struct bnxt_led_info {
986 u8 led_id;
987 u8 led_type;
988 u8 led_group_id;
989 u8 unused;
990 __le16 led_state_caps;
991 #define BNXT_LED_ALT_BLINK_CAP(x) ((x) & \
992 cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
993
994 __le16 led_color_caps;
995 };
996
997 #define BNXT_MAX_TEST 8
998
999 struct bnxt_test_info {
1000 u8 offline_mask;
1001 u8 flags;
1002 #define BNXT_TEST_FL_EXT_LPBK 0x1
1003 u16 timeout;
1004 char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1005 };
1006
1007 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400
1008 #define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014
1009 #define BNXT_CAG_REG_BASE 0x300000
1010
1011 struct bnxt_tc_flow_stats {
1012 u64 packets;
1013 u64 bytes;
1014 };
1015
1016 struct bnxt_tc_info {
1017 bool enabled;
1018
1019 /* hash table to store TC offloaded flows */
1020 struct rhashtable flow_table;
1021 struct rhashtable_params flow_ht_params;
1022
1023 /* hash table to store L2 keys of TC flows */
1024 struct rhashtable l2_table;
1025 struct rhashtable_params l2_ht_params;
1026 /* hash table to store L2 keys for TC tunnel decap */
1027 struct rhashtable decap_l2_table;
1028 struct rhashtable_params decap_l2_ht_params;
1029 /* hash table to store tunnel decap entries */
1030 struct rhashtable decap_table;
1031 struct rhashtable_params decap_ht_params;
1032 /* hash table to store tunnel encap entries */
1033 struct rhashtable encap_table;
1034 struct rhashtable_params encap_ht_params;
1035
1036 /* lock to atomically add/del an l2 node when a flow is
1037 * added or deleted.
1038 */
1039 struct mutex lock;
1040
1041 /* Fields used for batching stats query */
1042 struct rhashtable_iter iter;
1043 #define BNXT_FLOW_STATS_BATCH_MAX 10
1044 struct bnxt_tc_stats_batch {
1045 void *flow_node;
1046 struct bnxt_tc_flow_stats hw_stats;
1047 } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1048
1049 /* Stat counter mask (width) */
1050 u64 bytes_mask;
1051 u64 packets_mask;
1052 };
1053
1054 struct bnxt_vf_rep_stats {
1055 u64 packets;
1056 u64 bytes;
1057 u64 dropped;
1058 };
1059
1060 struct bnxt_vf_rep {
1061 struct bnxt *bp;
1062 struct net_device *dev;
1063 struct metadata_dst *dst;
1064 u16 vf_idx;
1065 u16 tx_cfa_action;
1066 u16 rx_cfa_code;
1067
1068 struct bnxt_vf_rep_stats rx_stats;
1069 struct bnxt_vf_rep_stats tx_stats;
1070 };
1071
1072 struct bnxt {
1073 void __iomem *bar0;
1074 void __iomem *bar1;
1075 void __iomem *bar2;
1076
1077 u32 reg_base;
1078 u16 chip_num;
1079 #define CHIP_NUM_57301 0x16c8
1080 #define CHIP_NUM_57302 0x16c9
1081 #define CHIP_NUM_57304 0x16ca
1082 #define CHIP_NUM_58700 0x16cd
1083 #define CHIP_NUM_57402 0x16d0
1084 #define CHIP_NUM_57404 0x16d1
1085 #define CHIP_NUM_57406 0x16d2
1086 #define CHIP_NUM_57407 0x16d5
1087
1088 #define CHIP_NUM_57311 0x16ce
1089 #define CHIP_NUM_57312 0x16cf
1090 #define CHIP_NUM_57314 0x16df
1091 #define CHIP_NUM_57317 0x16e0
1092 #define CHIP_NUM_57412 0x16d6
1093 #define CHIP_NUM_57414 0x16d7
1094 #define CHIP_NUM_57416 0x16d8
1095 #define CHIP_NUM_57417 0x16d9
1096 #define CHIP_NUM_57412L 0x16da
1097 #define CHIP_NUM_57414L 0x16db
1098
1099 #define CHIP_NUM_5745X 0xd730
1100
1101 #define CHIP_NUM_58802 0xd802
1102 #define CHIP_NUM_58804 0xd804
1103 #define CHIP_NUM_58808 0xd808
1104
1105 #define BNXT_CHIP_NUM_5730X(chip_num) \
1106 ((chip_num) >= CHIP_NUM_57301 && \
1107 (chip_num) <= CHIP_NUM_57304)
1108
1109 #define BNXT_CHIP_NUM_5740X(chip_num) \
1110 (((chip_num) >= CHIP_NUM_57402 && \
1111 (chip_num) <= CHIP_NUM_57406) || \
1112 (chip_num) == CHIP_NUM_57407)
1113
1114 #define BNXT_CHIP_NUM_5731X(chip_num) \
1115 ((chip_num) == CHIP_NUM_57311 || \
1116 (chip_num) == CHIP_NUM_57312 || \
1117 (chip_num) == CHIP_NUM_57314 || \
1118 (chip_num) == CHIP_NUM_57317)
1119
1120 #define BNXT_CHIP_NUM_5741X(chip_num) \
1121 ((chip_num) >= CHIP_NUM_57412 && \
1122 (chip_num) <= CHIP_NUM_57414L)
1123
1124 #define BNXT_CHIP_NUM_58700(chip_num) \
1125 ((chip_num) == CHIP_NUM_58700)
1126
1127 #define BNXT_CHIP_NUM_5745X(chip_num) \
1128 ((chip_num) == CHIP_NUM_5745X)
1129
1130 #define BNXT_CHIP_NUM_57X0X(chip_num) \
1131 (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1132
1133 #define BNXT_CHIP_NUM_57X1X(chip_num) \
1134 (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1135
1136 #define BNXT_CHIP_NUM_588XX(chip_num) \
1137 ((chip_num) == CHIP_NUM_58802 || \
1138 (chip_num) == CHIP_NUM_58804 || \
1139 (chip_num) == CHIP_NUM_58808)
1140
1141 struct net_device *dev;
1142 struct pci_dev *pdev;
1143
1144 atomic_t intr_sem;
1145
1146 u32 flags;
1147 #define BNXT_FLAG_VF 0x2
1148 #define BNXT_FLAG_LRO 0x4
1149 #ifdef CONFIG_INET
1150 #define BNXT_FLAG_GRO 0x8
1151 #else
1152 /* Cannot support hardware GRO if CONFIG_INET is not set */
1153 #define BNXT_FLAG_GRO 0x0
1154 #endif
1155 #define BNXT_FLAG_TPA (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1156 #define BNXT_FLAG_JUMBO 0x10
1157 #define BNXT_FLAG_STRIP_VLAN 0x20
1158 #define BNXT_FLAG_AGG_RINGS (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1159 BNXT_FLAG_LRO)
1160 #define BNXT_FLAG_USING_MSIX 0x40
1161 #define BNXT_FLAG_MSIX_CAP 0x80
1162 #define BNXT_FLAG_RFS 0x100
1163 #define BNXT_FLAG_SHARED_RINGS 0x200
1164 #define BNXT_FLAG_PORT_STATS 0x400
1165 #define BNXT_FLAG_UDP_RSS_CAP 0x800
1166 #define BNXT_FLAG_EEE_CAP 0x1000
1167 #define BNXT_FLAG_NEW_RSS_CAP 0x2000
1168 #define BNXT_FLAG_WOL_CAP 0x4000
1169 #define BNXT_FLAG_ROCEV1_CAP 0x8000
1170 #define BNXT_FLAG_ROCEV2_CAP 0x10000
1171 #define BNXT_FLAG_ROCE_CAP (BNXT_FLAG_ROCEV1_CAP | \
1172 BNXT_FLAG_ROCEV2_CAP)
1173 #define BNXT_FLAG_NO_AGG_RINGS 0x20000
1174 #define BNXT_FLAG_RX_PAGE_MODE 0x40000
1175 #define BNXT_FLAG_MULTI_HOST 0x100000
1176 #define BNXT_FLAG_DOUBLE_DB 0x400000
1177 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
1178 #define BNXT_FLAG_DIM 0x2000000
1179 #define BNXT_FLAG_ROCE_MIRROR_CAP 0x4000000
1180 #define BNXT_FLAG_PORT_STATS_EXT 0x10000000
1181
1182 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \
1183 BNXT_FLAG_RFS | \
1184 BNXT_FLAG_STRIP_VLAN)
1185
1186 #define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF))
1187 #define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF)
1188 #define BNXT_NPAR(bp) ((bp)->port_partition_type)
1189 #define BNXT_MH(bp) ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1190 #define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1191 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1192 #define BNXT_RX_PAGE_MODE(bp) ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1193
1194 /* Chip class phase 4 and later */
1195 #define BNXT_CHIP_P4_PLUS(bp) \
1196 (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1197 BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
1198 BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
1199 (BNXT_CHIP_NUM_58700((bp)->chip_num) && \
1200 !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1201
1202 struct bnxt_en_dev *edev;
1203 struct bnxt_en_dev * (*ulp_probe)(struct net_device *);
1204
1205 struct bnxt_napi **bnapi;
1206
1207 struct bnxt_rx_ring_info *rx_ring;
1208 struct bnxt_tx_ring_info *tx_ring;
1209 u16 *tx_ring_map;
1210
1211 struct sk_buff * (*gro_func)(struct bnxt_tpa_info *, int, int,
1212 struct sk_buff *);
1213
1214 struct sk_buff * (*rx_skb_func)(struct bnxt *,
1215 struct bnxt_rx_ring_info *,
1216 u16, void *, u8 *, dma_addr_t,
1217 unsigned int);
1218
1219 u32 rx_buf_size;
1220 u32 rx_buf_use_size; /* useable size */
1221 u16 rx_offset;
1222 u16 rx_dma_offset;
1223 enum dma_data_direction rx_dir;
1224 u32 rx_ring_size;
1225 u32 rx_agg_ring_size;
1226 u32 rx_copy_thresh;
1227 u32 rx_ring_mask;
1228 u32 rx_agg_ring_mask;
1229 int rx_nr_pages;
1230 int rx_agg_nr_pages;
1231 int rx_nr_rings;
1232 int rsscos_nr_ctxs;
1233
1234 u32 tx_ring_size;
1235 u32 tx_ring_mask;
1236 int tx_nr_pages;
1237 int tx_nr_rings;
1238 int tx_nr_rings_per_tc;
1239 int tx_nr_rings_xdp;
1240
1241 int tx_wake_thresh;
1242 int tx_push_thresh;
1243 int tx_push_size;
1244
1245 u32 cp_ring_size;
1246 u32 cp_ring_mask;
1247 u32 cp_bit;
1248 int cp_nr_pages;
1249 int cp_nr_rings;
1250
1251 int num_stat_ctxs;
1252
1253 /* grp_info indexed by completion ring index */
1254 struct bnxt_ring_grp_info *grp_info;
1255 struct bnxt_vnic_info *vnic_info;
1256 int nr_vnics;
1257 u32 rss_hash_cfg;
1258
1259 u16 max_mtu;
1260 u8 max_tc;
1261 u8 max_lltc; /* lossless TCs */
1262 struct bnxt_queue_info q_info[BNXT_MAX_QUEUE];
1263 u8 tc_to_qidx[BNXT_MAX_QUEUE];
1264
1265 unsigned int current_interval;
1266 #define BNXT_TIMER_INTERVAL HZ
1267
1268 struct timer_list timer;
1269
1270 unsigned long state;
1271 #define BNXT_STATE_OPEN 0
1272 #define BNXT_STATE_IN_SP_TASK 1
1273 #define BNXT_STATE_READ_STATS 2
1274
1275 struct bnxt_irq *irq_tbl;
1276 int total_irqs;
1277 u8 mac_addr[ETH_ALEN];
1278
1279 #ifdef CONFIG_BNXT_DCB
1280 struct ieee_pfc *ieee_pfc;
1281 struct ieee_ets *ieee_ets;
1282 u8 dcbx_cap;
1283 u8 default_pri;
1284 u8 max_dscp_value;
1285 #endif /* CONFIG_BNXT_DCB */
1286
1287 u32 msg_enable;
1288
1289 u32 fw_cap;
1290 #define BNXT_FW_CAP_SHORT_CMD 0x00000001
1291 #define BNXT_FW_CAP_LLDP_AGENT 0x00000002
1292 #define BNXT_FW_CAP_DCBX_AGENT 0x00000004
1293 #define BNXT_FW_CAP_NEW_RM 0x00000008
1294 #define BNXT_FW_CAP_IF_CHANGE 0x00000010
1295
1296 #define BNXT_NEW_RM(bp) ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
1297 u32 hwrm_spec_code;
1298 u16 hwrm_cmd_seq;
1299 u32 hwrm_intr_seq_id;
1300 void *hwrm_short_cmd_req_addr;
1301 dma_addr_t hwrm_short_cmd_req_dma_addr;
1302 void *hwrm_cmd_resp_addr;
1303 dma_addr_t hwrm_cmd_resp_dma_addr;
1304
1305 struct rx_port_stats *hw_rx_port_stats;
1306 struct tx_port_stats *hw_tx_port_stats;
1307 struct rx_port_stats_ext *hw_rx_port_stats_ext;
1308 dma_addr_t hw_rx_port_stats_map;
1309 dma_addr_t hw_tx_port_stats_map;
1310 dma_addr_t hw_rx_port_stats_ext_map;
1311 int hw_port_stats_size;
1312
1313 u16 hwrm_max_req_len;
1314 int hwrm_cmd_timeout;
1315 struct mutex hwrm_cmd_lock; /* serialize hwrm messages */
1316 struct hwrm_ver_get_output ver_resp;
1317 #define FW_VER_STR_LEN 32
1318 #define BC_HWRM_STR_LEN 21
1319 #define PHY_VER_STR_LEN (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1320 char fw_ver_str[FW_VER_STR_LEN];
1321 __be16 vxlan_port;
1322 u8 vxlan_port_cnt;
1323 __le16 vxlan_fw_dst_port_id;
1324 __be16 nge_port;
1325 u8 nge_port_cnt;
1326 __le16 nge_fw_dst_port_id;
1327 u8 port_partition_type;
1328 u8 port_count;
1329 u16 br_mode;
1330
1331 struct bnxt_coal rx_coal;
1332 struct bnxt_coal tx_coal;
1333
1334 #define BNXT_USEC_TO_COAL_TIMER(x) ((x) * 25 / 2)
1335
1336 u32 stats_coal_ticks;
1337 #define BNXT_DEF_STATS_COAL_TICKS 1000000
1338 #define BNXT_MIN_STATS_COAL_TICKS 250000
1339 #define BNXT_MAX_STATS_COAL_TICKS 1000000
1340
1341 struct work_struct sp_task;
1342 unsigned long sp_event;
1343 #define BNXT_RX_MASK_SP_EVENT 0
1344 #define BNXT_RX_NTP_FLTR_SP_EVENT 1
1345 #define BNXT_LINK_CHNG_SP_EVENT 2
1346 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1347 #define BNXT_VXLAN_ADD_PORT_SP_EVENT 4
1348 #define BNXT_VXLAN_DEL_PORT_SP_EVENT 5
1349 #define BNXT_RESET_TASK_SP_EVENT 6
1350 #define BNXT_RST_RING_SP_EVENT 7
1351 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8
1352 #define BNXT_PERIODIC_STATS_SP_EVENT 9
1353 #define BNXT_HWRM_PORT_MODULE_SP_EVENT 10
1354 #define BNXT_RESET_TASK_SILENT_SP_EVENT 11
1355 #define BNXT_GENEVE_ADD_PORT_SP_EVENT 12
1356 #define BNXT_GENEVE_DEL_PORT_SP_EVENT 13
1357 #define BNXT_LINK_SPEED_CHNG_SP_EVENT 14
1358 #define BNXT_FLOW_STATS_SP_EVENT 15
1359 #define BNXT_UPDATE_PHY_SP_EVENT 16
1360
1361 struct bnxt_hw_resc hw_resc;
1362 struct bnxt_pf_info pf;
1363 #ifdef CONFIG_BNXT_SRIOV
1364 int nr_vfs;
1365 struct bnxt_vf_info vf;
1366 wait_queue_head_t sriov_cfg_wait;
1367 bool sriov_cfg;
1368 #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
1369
1370 /* lock to protect VF-rep creation/cleanup via
1371 * multiple paths such as ->sriov_configure() and
1372 * devlink ->eswitch_mode_set()
1373 */
1374 struct mutex sriov_lock;
1375 #endif
1376
1377 #define BNXT_NTP_FLTR_MAX_FLTR 4096
1378 #define BNXT_NTP_FLTR_HASH_SIZE 512
1379 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1380 struct hlist_head ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1381 spinlock_t ntp_fltr_lock; /* for hash table add, del */
1382
1383 unsigned long *ntp_fltr_bmap;
1384 int ntp_fltr_count;
1385
1386 /* To protect link related settings during link changes and
1387 * ethtool settings changes.
1388 */
1389 struct mutex link_lock;
1390 struct bnxt_link_info link_info;
1391 struct ethtool_eee eee;
1392 u32 lpi_tmr_lo;
1393 u32 lpi_tmr_hi;
1394
1395 u8 num_tests;
1396 struct bnxt_test_info *test_info;
1397
1398 u8 wol_filter_id;
1399 u8 wol;
1400
1401 u8 num_leds;
1402 struct bnxt_led_info leds[BNXT_MAX_LED];
1403
1404 struct bpf_prog *xdp_prog;
1405
1406 /* devlink interface and vf-rep structs */
1407 struct devlink *dl;
1408 enum devlink_eswitch_mode eswitch_mode;
1409 struct bnxt_vf_rep **vf_reps; /* array of vf-rep ptrs */
1410 u16 *cfa_code_map; /* cfa_code -> vf_idx map */
1411 u8 switch_id[8];
1412 struct bnxt_tc_info *tc_info;
1413 struct dentry *debugfs_pdev;
1414 struct dentry *debugfs_dim;
1415 struct device *hwmon_dev;
1416 };
1417
1418 #define BNXT_RX_STATS_OFFSET(counter) \
1419 (offsetof(struct rx_port_stats, counter) / 8)
1420
1421 #define BNXT_TX_STATS_OFFSET(counter) \
1422 ((offsetof(struct tx_port_stats, counter) + \
1423 sizeof(struct rx_port_stats) + 512) / 8)
1424
1425 #define BNXT_RX_STATS_EXT_OFFSET(counter) \
1426 (offsetof(struct rx_port_stats_ext, counter) / 8)
1427
1428 #define I2C_DEV_ADDR_A0 0xa0
1429 #define I2C_DEV_ADDR_A2 0xa2
1430 #define SFF_DIAG_SUPPORT_OFFSET 0x5c
1431 #define SFF_MODULE_ID_SFP 0x3
1432 #define SFF_MODULE_ID_QSFP 0xc
1433 #define SFF_MODULE_ID_QSFP_PLUS 0xd
1434 #define SFF_MODULE_ID_QSFP28 0x11
1435 #define BNXT_MAX_PHY_I2C_RESP_SIZE 64
1436
bnxt_tx_avail(struct bnxt * bp,struct bnxt_tx_ring_info * txr)1437 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1438 {
1439 /* Tell compiler to fetch tx indices from memory. */
1440 barrier();
1441
1442 return bp->tx_ring_size -
1443 ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1444 }
1445
1446 /* For TX and RX ring doorbells with no ordering guarantee*/
bnxt_db_write_relaxed(struct bnxt * bp,void __iomem * db,u32 val)1447 static inline void bnxt_db_write_relaxed(struct bnxt *bp, void __iomem *db,
1448 u32 val)
1449 {
1450 writel_relaxed(val, db);
1451 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1452 writel_relaxed(val, db);
1453 }
1454
1455 /* For TX and RX ring doorbells */
bnxt_db_write(struct bnxt * bp,void __iomem * db,u32 val)1456 static inline void bnxt_db_write(struct bnxt *bp, void __iomem *db, u32 val)
1457 {
1458 writel(val, db);
1459 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1460 writel(val, db);
1461 }
1462
1463 extern const u16 bnxt_lhint_arr[];
1464
1465 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1466 u16 prod, gfp_t gfp);
1467 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1468 void bnxt_set_tpa_flags(struct bnxt *bp);
1469 void bnxt_set_ring_params(struct bnxt *);
1470 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
1471 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1472 int _hwrm_send_message(struct bnxt *, void *, u32, int);
1473 int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
1474 int hwrm_send_message(struct bnxt *, void *, u32, int);
1475 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
1476 int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
1477 int bmap_size);
1478 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
1479 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
1480 int bnxt_hwrm_set_coal(struct bnxt *);
1481 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
1482 void bnxt_set_max_func_stat_ctxs(struct bnxt *bp, unsigned int max);
1483 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
1484 unsigned int bnxt_get_max_func_cp_rings_for_en(struct bnxt *bp);
1485 int bnxt_get_avail_msix(struct bnxt *bp, int num);
1486 int bnxt_reserve_rings(struct bnxt *bp);
1487 void bnxt_tx_disable(struct bnxt *bp);
1488 void bnxt_tx_enable(struct bnxt *bp);
1489 int bnxt_hwrm_set_pause(struct bnxt *);
1490 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
1491 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
1492 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
1493 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
1494 int bnxt_hwrm_fw_set_time(struct bnxt *);
1495 int bnxt_open_nic(struct bnxt *, bool, bool);
1496 int bnxt_half_open_nic(struct bnxt *bp);
1497 void bnxt_half_close_nic(struct bnxt *bp);
1498 int bnxt_close_nic(struct bnxt *, bool, bool);
1499 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
1500 int tx_xdp);
1501 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
1502 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
1503 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
1504 int bnxt_port_attr_get(struct bnxt *bp, struct switchdev_attr *attr);
1505 void bnxt_dim_work(struct work_struct *work);
1506 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
1507
1508 #endif
1509