1 /* Broadcom NetXtreme-C/E network driver.
2 *
3 * Copyright (c) 2014-2016 Broadcom Corporation
4 * Copyright (c) 2016-2018 Broadcom Limited
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation.
9 */
10
11 #ifndef BNXT_H
12 #define BNXT_H
13
14 #define DRV_MODULE_NAME "bnxt_en"
15
16 /* DO NOT CHANGE DRV_VER_* defines
17 * FIXME: Delete them
18 */
19 #define DRV_VER_MAJ 1
20 #define DRV_VER_MIN 10
21 #define DRV_VER_UPD 1
22
23 #include <linux/interrupt.h>
24 #include <linux/rhashtable.h>
25 #include <linux/crash_dump.h>
26 #include <net/devlink.h>
27 #include <net/dst_metadata.h>
28 #include <net/xdp.h>
29 #include <linux/dim.h>
30 #ifdef CONFIG_TEE_BNXT_FW
31 #include <linux/firmware/broadcom/tee_bnxt_fw.h>
32 #endif
33
34 extern struct list_head bnxt_block_cb_list;
35
36 struct page_pool;
37
38 struct tx_bd {
39 __le32 tx_bd_len_flags_type;
40 #define TX_BD_TYPE (0x3f << 0)
41 #define TX_BD_TYPE_SHORT_TX_BD (0x00 << 0)
42 #define TX_BD_TYPE_LONG_TX_BD (0x10 << 0)
43 #define TX_BD_FLAGS_PACKET_END (1 << 6)
44 #define TX_BD_FLAGS_NO_CMPL (1 << 7)
45 #define TX_BD_FLAGS_BD_CNT (0x1f << 8)
46 #define TX_BD_FLAGS_BD_CNT_SHIFT 8
47 #define TX_BD_FLAGS_LHINT (3 << 13)
48 #define TX_BD_FLAGS_LHINT_SHIFT 13
49 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER (0 << 13)
50 #define TX_BD_FLAGS_LHINT_512_TO_1023 (1 << 13)
51 #define TX_BD_FLAGS_LHINT_1024_TO_2047 (2 << 13)
52 #define TX_BD_FLAGS_LHINT_2048_AND_LARGER (3 << 13)
53 #define TX_BD_FLAGS_COAL_NOW (1 << 15)
54 #define TX_BD_LEN (0xffff << 16)
55 #define TX_BD_LEN_SHIFT 16
56
57 u32 tx_bd_opaque;
58 __le64 tx_bd_haddr;
59 } __packed;
60
61 struct tx_bd_ext {
62 __le32 tx_bd_hsize_lflags;
63 #define TX_BD_FLAGS_TCP_UDP_CHKSUM (1 << 0)
64 #define TX_BD_FLAGS_IP_CKSUM (1 << 1)
65 #define TX_BD_FLAGS_NO_CRC (1 << 2)
66 #define TX_BD_FLAGS_STAMP (1 << 3)
67 #define TX_BD_FLAGS_T_IP_CHKSUM (1 << 4)
68 #define TX_BD_FLAGS_LSO (1 << 5)
69 #define TX_BD_FLAGS_IPID_FMT (1 << 6)
70 #define TX_BD_FLAGS_T_IPID (1 << 7)
71 #define TX_BD_HSIZE (0xff << 16)
72 #define TX_BD_HSIZE_SHIFT 16
73
74 __le32 tx_bd_mss;
75 __le32 tx_bd_cfa_action;
76 #define TX_BD_CFA_ACTION (0xffff << 16)
77 #define TX_BD_CFA_ACTION_SHIFT 16
78
79 __le32 tx_bd_cfa_meta;
80 #define TX_BD_CFA_META_MASK 0xfffffff
81 #define TX_BD_CFA_META_VID_MASK 0xfff
82 #define TX_BD_CFA_META_PRI_MASK (0xf << 12)
83 #define TX_BD_CFA_META_PRI_SHIFT 12
84 #define TX_BD_CFA_META_TPID_MASK (3 << 16)
85 #define TX_BD_CFA_META_TPID_SHIFT 16
86 #define TX_BD_CFA_META_KEY (0xf << 28)
87 #define TX_BD_CFA_META_KEY_SHIFT 28
88 #define TX_BD_CFA_META_KEY_VLAN (1 << 28)
89 };
90
91 struct rx_bd {
92 __le32 rx_bd_len_flags_type;
93 #define RX_BD_TYPE (0x3f << 0)
94 #define RX_BD_TYPE_RX_PACKET_BD 0x4
95 #define RX_BD_TYPE_RX_BUFFER_BD 0x5
96 #define RX_BD_TYPE_RX_AGG_BD 0x6
97 #define RX_BD_TYPE_16B_BD_SIZE (0 << 4)
98 #define RX_BD_TYPE_32B_BD_SIZE (1 << 4)
99 #define RX_BD_TYPE_48B_BD_SIZE (2 << 4)
100 #define RX_BD_TYPE_64B_BD_SIZE (3 << 4)
101 #define RX_BD_FLAGS_SOP (1 << 6)
102 #define RX_BD_FLAGS_EOP (1 << 7)
103 #define RX_BD_FLAGS_BUFFERS (3 << 8)
104 #define RX_BD_FLAGS_1_BUFFER_PACKET (0 << 8)
105 #define RX_BD_FLAGS_2_BUFFER_PACKET (1 << 8)
106 #define RX_BD_FLAGS_3_BUFFER_PACKET (2 << 8)
107 #define RX_BD_FLAGS_4_BUFFER_PACKET (3 << 8)
108 #define RX_BD_LEN (0xffff << 16)
109 #define RX_BD_LEN_SHIFT 16
110
111 u32 rx_bd_opaque;
112 __le64 rx_bd_haddr;
113 };
114
115 struct tx_cmp {
116 __le32 tx_cmp_flags_type;
117 #define CMP_TYPE (0x3f << 0)
118 #define CMP_TYPE_TX_L2_CMP 0
119 #define CMP_TYPE_RX_L2_CMP 17
120 #define CMP_TYPE_RX_AGG_CMP 18
121 #define CMP_TYPE_RX_L2_TPA_START_CMP 19
122 #define CMP_TYPE_RX_L2_TPA_END_CMP 21
123 #define CMP_TYPE_RX_TPA_AGG_CMP 22
124 #define CMP_TYPE_STATUS_CMP 32
125 #define CMP_TYPE_REMOTE_DRIVER_REQ 34
126 #define CMP_TYPE_REMOTE_DRIVER_RESP 36
127 #define CMP_TYPE_ERROR_STATUS 48
128 #define CMPL_BASE_TYPE_STAT_EJECT 0x1aUL
129 #define CMPL_BASE_TYPE_HWRM_DONE 0x20UL
130 #define CMPL_BASE_TYPE_HWRM_FWD_REQ 0x22UL
131 #define CMPL_BASE_TYPE_HWRM_FWD_RESP 0x24UL
132 #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT 0x2eUL
133
134 #define TX_CMP_FLAGS_ERROR (1 << 6)
135 #define TX_CMP_FLAGS_PUSH (1 << 7)
136
137 u32 tx_cmp_opaque;
138 __le32 tx_cmp_errors_v;
139 #define TX_CMP_V (1 << 0)
140 #define TX_CMP_ERRORS_BUFFER_ERROR (7 << 1)
141 #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR 0
142 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT 2
143 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG 4
144 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS 5
145 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT (1 << 4)
146 #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN (1 << 5)
147 #define TX_CMP_ERRORS_DMA_ERROR (1 << 6)
148 #define TX_CMP_ERRORS_HINT_TOO_SHORT (1 << 7)
149
150 __le32 tx_cmp_unsed_3;
151 };
152
153 struct rx_cmp {
154 __le32 rx_cmp_len_flags_type;
155 #define RX_CMP_CMP_TYPE (0x3f << 0)
156 #define RX_CMP_FLAGS_ERROR (1 << 6)
157 #define RX_CMP_FLAGS_PLACEMENT (7 << 7)
158 #define RX_CMP_FLAGS_RSS_VALID (1 << 10)
159 #define RX_CMP_FLAGS_UNUSED (1 << 11)
160 #define RX_CMP_FLAGS_ITYPES_SHIFT 12
161 #define RX_CMP_FLAGS_ITYPE_UNKNOWN (0 << 12)
162 #define RX_CMP_FLAGS_ITYPE_IP (1 << 12)
163 #define RX_CMP_FLAGS_ITYPE_TCP (2 << 12)
164 #define RX_CMP_FLAGS_ITYPE_UDP (3 << 12)
165 #define RX_CMP_FLAGS_ITYPE_FCOE (4 << 12)
166 #define RX_CMP_FLAGS_ITYPE_ROCE (5 << 12)
167 #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS (8 << 12)
168 #define RX_CMP_FLAGS_ITYPE_PTP_W_TS (9 << 12)
169 #define RX_CMP_LEN (0xffff << 16)
170 #define RX_CMP_LEN_SHIFT 16
171
172 u32 rx_cmp_opaque;
173 __le32 rx_cmp_misc_v1;
174 #define RX_CMP_V1 (1 << 0)
175 #define RX_CMP_AGG_BUFS (0x1f << 1)
176 #define RX_CMP_AGG_BUFS_SHIFT 1
177 #define RX_CMP_RSS_HASH_TYPE (0x7f << 9)
178 #define RX_CMP_RSS_HASH_TYPE_SHIFT 9
179 #define RX_CMP_PAYLOAD_OFFSET (0xff << 16)
180 #define RX_CMP_PAYLOAD_OFFSET_SHIFT 16
181
182 __le32 rx_cmp_rss_hash;
183 };
184
185 #define RX_CMP_HASH_VALID(rxcmp) \
186 ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
187
188 #define RSS_PROFILE_ID_MASK 0x1f
189
190 #define RX_CMP_HASH_TYPE(rxcmp) \
191 (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
192 RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
193
194 struct rx_cmp_ext {
195 __le32 rx_cmp_flags2;
196 #define RX_CMP_FLAGS2_IP_CS_CALC 0x1
197 #define RX_CMP_FLAGS2_L4_CS_CALC (0x1 << 1)
198 #define RX_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2)
199 #define RX_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3)
200 #define RX_CMP_FLAGS2_META_FORMAT_VLAN (0x1 << 4)
201 __le32 rx_cmp_meta_data;
202 #define RX_CMP_FLAGS2_METADATA_TCI_MASK 0xffff
203 #define RX_CMP_FLAGS2_METADATA_VID_MASK 0xfff
204 #define RX_CMP_FLAGS2_METADATA_TPID_MASK 0xffff0000
205 #define RX_CMP_FLAGS2_METADATA_TPID_SFT 16
206 __le32 rx_cmp_cfa_code_errors_v2;
207 #define RX_CMP_V (1 << 0)
208 #define RX_CMPL_ERRORS_MASK (0x7fff << 1)
209 #define RX_CMPL_ERRORS_SFT 1
210 #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK (0x7 << 1)
211 #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
212 #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT (0x1 << 1)
213 #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1)
214 #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
215 #define RX_CMPL_ERRORS_IP_CS_ERROR (0x1 << 4)
216 #define RX_CMPL_ERRORS_L4_CS_ERROR (0x1 << 5)
217 #define RX_CMPL_ERRORS_T_IP_CS_ERROR (0x1 << 6)
218 #define RX_CMPL_ERRORS_T_L4_CS_ERROR (0x1 << 7)
219 #define RX_CMPL_ERRORS_CRC_ERROR (0x1 << 8)
220 #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK (0x7 << 9)
221 #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR (0x0 << 9)
222 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION (0x1 << 9)
223 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN (0x2 << 9)
224 #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR (0x3 << 9)
225 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR (0x4 << 9)
226 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR (0x5 << 9)
227 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL (0x6 << 9)
228 #define RX_CMPL_ERRORS_PKT_ERROR_MASK (0xf << 12)
229 #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR (0x0 << 12)
230 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION (0x1 << 12)
231 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN (0x2 << 12)
232 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL (0x3 << 12)
233 #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR (0x4 << 12)
234 #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR (0x5 << 12)
235 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN (0x6 << 12)
236 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
237 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN (0x8 << 12)
238
239 #define RX_CMPL_CFA_CODE_MASK (0xffff << 16)
240 #define RX_CMPL_CFA_CODE_SFT 16
241
242 __le32 rx_cmp_unused3;
243 };
244
245 #define RX_CMP_L2_ERRORS \
246 cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
247
248 #define RX_CMP_L4_CS_BITS \
249 (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
250
251 #define RX_CMP_L4_CS_ERR_BITS \
252 (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
253
254 #define RX_CMP_L4_CS_OK(rxcmp1) \
255 (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) && \
256 !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
257
258 #define RX_CMP_ENCAP(rxcmp1) \
259 ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) & \
260 RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
261
262 #define RX_CMP_CFA_CODE(rxcmpl1) \
263 ((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) & \
264 RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
265
266 struct rx_agg_cmp {
267 __le32 rx_agg_cmp_len_flags_type;
268 #define RX_AGG_CMP_TYPE (0x3f << 0)
269 #define RX_AGG_CMP_LEN (0xffff << 16)
270 #define RX_AGG_CMP_LEN_SHIFT 16
271 u32 rx_agg_cmp_opaque;
272 __le32 rx_agg_cmp_v;
273 #define RX_AGG_CMP_V (1 << 0)
274 #define RX_AGG_CMP_AGG_ID (0xffff << 16)
275 #define RX_AGG_CMP_AGG_ID_SHIFT 16
276 __le32 rx_agg_cmp_unused;
277 };
278
279 #define TPA_AGG_AGG_ID(rx_agg) \
280 ((le32_to_cpu((rx_agg)->rx_agg_cmp_v) & \
281 RX_AGG_CMP_AGG_ID) >> RX_AGG_CMP_AGG_ID_SHIFT)
282
283 struct rx_tpa_start_cmp {
284 __le32 rx_tpa_start_cmp_len_flags_type;
285 #define RX_TPA_START_CMP_TYPE (0x3f << 0)
286 #define RX_TPA_START_CMP_FLAGS (0x3ff << 6)
287 #define RX_TPA_START_CMP_FLAGS_SHIFT 6
288 #define RX_TPA_START_CMP_FLAGS_ERROR (0x1 << 6)
289 #define RX_TPA_START_CMP_FLAGS_PLACEMENT (0x7 << 7)
290 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT 7
291 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
292 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
293 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
294 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
295 #define RX_TPA_START_CMP_FLAGS_RSS_VALID (0x1 << 10)
296 #define RX_TPA_START_CMP_FLAGS_TIMESTAMP (0x1 << 11)
297 #define RX_TPA_START_CMP_FLAGS_ITYPES (0xf << 12)
298 #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT 12
299 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
300 #define RX_TPA_START_CMP_LEN (0xffff << 16)
301 #define RX_TPA_START_CMP_LEN_SHIFT 16
302
303 u32 rx_tpa_start_cmp_opaque;
304 __le32 rx_tpa_start_cmp_misc_v1;
305 #define RX_TPA_START_CMP_V1 (0x1 << 0)
306 #define RX_TPA_START_CMP_RSS_HASH_TYPE (0x7f << 9)
307 #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT 9
308 #define RX_TPA_START_CMP_AGG_ID (0x7f << 25)
309 #define RX_TPA_START_CMP_AGG_ID_SHIFT 25
310 #define RX_TPA_START_CMP_AGG_ID_P5 (0xffff << 16)
311 #define RX_TPA_START_CMP_AGG_ID_SHIFT_P5 16
312
313 __le32 rx_tpa_start_cmp_rss_hash;
314 };
315
316 #define TPA_START_HASH_VALID(rx_tpa_start) \
317 ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \
318 cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
319
320 #define TPA_START_HASH_TYPE(rx_tpa_start) \
321 (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
322 RX_TPA_START_CMP_RSS_HASH_TYPE) >> \
323 RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
324
325 #define TPA_START_AGG_ID(rx_tpa_start) \
326 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
327 RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
328
329 #define TPA_START_AGG_ID_P5(rx_tpa_start) \
330 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
331 RX_TPA_START_CMP_AGG_ID_P5) >> RX_TPA_START_CMP_AGG_ID_SHIFT_P5)
332
333 #define TPA_START_ERROR(rx_tpa_start) \
334 ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \
335 cpu_to_le32(RX_TPA_START_CMP_FLAGS_ERROR))
336
337 struct rx_tpa_start_cmp_ext {
338 __le32 rx_tpa_start_cmp_flags2;
339 #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC (0x1 << 0)
340 #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC (0x1 << 1)
341 #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2)
342 #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3)
343 #define RX_TPA_START_CMP_FLAGS2_IP_TYPE (0x1 << 8)
344 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_VALID (0x1 << 9)
345 #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT (0x3 << 10)
346 #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT_SHIFT 10
347 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL (0xffff << 16)
348 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_SHIFT 16
349
350 __le32 rx_tpa_start_cmp_metadata;
351 __le32 rx_tpa_start_cmp_cfa_code_v2;
352 #define RX_TPA_START_CMP_V2 (0x1 << 0)
353 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK (0x7 << 1)
354 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT 1
355 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
356 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
357 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_FLUSH (0x5 << 1)
358 #define RX_TPA_START_CMP_CFA_CODE (0xffff << 16)
359 #define RX_TPA_START_CMPL_CFA_CODE_SHIFT 16
360 __le32 rx_tpa_start_cmp_hdr_info;
361 };
362
363 #define TPA_START_CFA_CODE(rx_tpa_start) \
364 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) & \
365 RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
366
367 #define TPA_START_IS_IPV6(rx_tpa_start) \
368 (!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 & \
369 cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
370
371 #define TPA_START_ERROR_CODE(rx_tpa_start) \
372 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) & \
373 RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK) >> \
374 RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT)
375
376 struct rx_tpa_end_cmp {
377 __le32 rx_tpa_end_cmp_len_flags_type;
378 #define RX_TPA_END_CMP_TYPE (0x3f << 0)
379 #define RX_TPA_END_CMP_FLAGS (0x3ff << 6)
380 #define RX_TPA_END_CMP_FLAGS_SHIFT 6
381 #define RX_TPA_END_CMP_FLAGS_PLACEMENT (0x7 << 7)
382 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT 7
383 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
384 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
385 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
386 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
387 #define RX_TPA_END_CMP_FLAGS_RSS_VALID (0x1 << 10)
388 #define RX_TPA_END_CMP_FLAGS_ITYPES (0xf << 12)
389 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT 12
390 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
391 #define RX_TPA_END_CMP_LEN (0xffff << 16)
392 #define RX_TPA_END_CMP_LEN_SHIFT 16
393
394 u32 rx_tpa_end_cmp_opaque;
395 __le32 rx_tpa_end_cmp_misc_v1;
396 #define RX_TPA_END_CMP_V1 (0x1 << 0)
397 #define RX_TPA_END_CMP_AGG_BUFS (0x3f << 1)
398 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT 1
399 #define RX_TPA_END_CMP_TPA_SEGS (0xff << 8)
400 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT 8
401 #define RX_TPA_END_CMP_PAYLOAD_OFFSET (0xff << 16)
402 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT 16
403 #define RX_TPA_END_CMP_AGG_ID (0x7f << 25)
404 #define RX_TPA_END_CMP_AGG_ID_SHIFT 25
405 #define RX_TPA_END_CMP_AGG_ID_P5 (0xffff << 16)
406 #define RX_TPA_END_CMP_AGG_ID_SHIFT_P5 16
407
408 __le32 rx_tpa_end_cmp_tsdelta;
409 #define RX_TPA_END_GRO_TS (0x1 << 31)
410 };
411
412 #define TPA_END_AGG_ID(rx_tpa_end) \
413 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
414 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
415
416 #define TPA_END_AGG_ID_P5(rx_tpa_end) \
417 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
418 RX_TPA_END_CMP_AGG_ID_P5) >> RX_TPA_END_CMP_AGG_ID_SHIFT_P5)
419
420 #define TPA_END_PAYLOAD_OFF(rx_tpa_end) \
421 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
422 RX_TPA_END_CMP_PAYLOAD_OFFSET) >> RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT)
423
424 #define TPA_END_AGG_BUFS(rx_tpa_end) \
425 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
426 RX_TPA_END_CMP_AGG_BUFS) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT)
427
428 #define TPA_END_TPA_SEGS(rx_tpa_end) \
429 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
430 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
431
432 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO \
433 cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO & \
434 RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
435
436 #define TPA_END_GRO(rx_tpa_end) \
437 ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type & \
438 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
439
440 #define TPA_END_GRO_TS(rx_tpa_end) \
441 (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta & \
442 cpu_to_le32(RX_TPA_END_GRO_TS)))
443
444 struct rx_tpa_end_cmp_ext {
445 __le32 rx_tpa_end_cmp_dup_acks;
446 #define RX_TPA_END_CMP_TPA_DUP_ACKS (0xf << 0)
447 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_P5 (0xff << 16)
448 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5 16
449 #define RX_TPA_END_CMP_AGG_BUFS_P5 (0xff << 24)
450 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5 24
451
452 __le32 rx_tpa_end_cmp_seg_len;
453 #define RX_TPA_END_CMP_TPA_SEG_LEN (0xffff << 0)
454
455 __le32 rx_tpa_end_cmp_errors_v2;
456 #define RX_TPA_END_CMP_V2 (0x1 << 0)
457 #define RX_TPA_END_CMP_ERRORS (0x3 << 1)
458 #define RX_TPA_END_CMP_ERRORS_P5 (0x7 << 1)
459 #define RX_TPA_END_CMPL_ERRORS_SHIFT 1
460 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
461 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1)
462 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
463 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_RSV_ERROR (0x4 << 1)
464 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_FLUSH (0x5 << 1)
465
466 u32 rx_tpa_end_cmp_start_opaque;
467 };
468
469 #define TPA_END_ERRORS(rx_tpa_end_ext) \
470 ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 & \
471 cpu_to_le32(RX_TPA_END_CMP_ERRORS))
472
473 #define TPA_END_PAYLOAD_OFF_P5(rx_tpa_end_ext) \
474 ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) & \
475 RX_TPA_END_CMP_PAYLOAD_OFFSET_P5) >> \
476 RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5)
477
478 #define TPA_END_AGG_BUFS_P5(rx_tpa_end_ext) \
479 ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) & \
480 RX_TPA_END_CMP_AGG_BUFS_P5) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5)
481
482 #define EVENT_DATA1_RESET_NOTIFY_FATAL(data1) \
483 (((data1) & \
484 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK) ==\
485 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL)
486
487 #define EVENT_DATA1_RECOVERY_MASTER_FUNC(data1) \
488 !!((data1) & \
489 ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASTER_FUNC)
490
491 #define EVENT_DATA1_RECOVERY_ENABLED(data1) \
492 !!((data1) & \
493 ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_RECOVERY_ENABLED)
494
495 struct nqe_cn {
496 __le16 type;
497 #define NQ_CN_TYPE_MASK 0x3fUL
498 #define NQ_CN_TYPE_SFT 0
499 #define NQ_CN_TYPE_CQ_NOTIFICATION 0x30UL
500 #define NQ_CN_TYPE_LAST NQ_CN_TYPE_CQ_NOTIFICATION
501 __le16 reserved16;
502 __le32 cq_handle_low;
503 __le32 v;
504 #define NQ_CN_V 0x1UL
505 __le32 cq_handle_high;
506 };
507
508 #define DB_IDX_MASK 0xffffff
509 #define DB_IDX_VALID (0x1 << 26)
510 #define DB_IRQ_DIS (0x1 << 27)
511 #define DB_KEY_TX (0x0 << 28)
512 #define DB_KEY_RX (0x1 << 28)
513 #define DB_KEY_CP (0x2 << 28)
514 #define DB_KEY_ST (0x3 << 28)
515 #define DB_KEY_TX_PUSH (0x4 << 28)
516 #define DB_LONG_TX_PUSH (0x2 << 24)
517
518 #define BNXT_MIN_ROCE_CP_RINGS 2
519 #define BNXT_MIN_ROCE_STAT_CTXS 1
520
521 /* 64-bit doorbell */
522 #define DBR_INDEX_MASK 0x0000000000ffffffULL
523 #define DBR_XID_MASK 0x000fffff00000000ULL
524 #define DBR_XID_SFT 32
525 #define DBR_PATH_L2 (0x1ULL << 56)
526 #define DBR_TYPE_SQ (0x0ULL << 60)
527 #define DBR_TYPE_RQ (0x1ULL << 60)
528 #define DBR_TYPE_SRQ (0x2ULL << 60)
529 #define DBR_TYPE_SRQ_ARM (0x3ULL << 60)
530 #define DBR_TYPE_CQ (0x4ULL << 60)
531 #define DBR_TYPE_CQ_ARMSE (0x5ULL << 60)
532 #define DBR_TYPE_CQ_ARMALL (0x6ULL << 60)
533 #define DBR_TYPE_CQ_ARMENA (0x7ULL << 60)
534 #define DBR_TYPE_SRQ_ARMENA (0x8ULL << 60)
535 #define DBR_TYPE_CQ_CUTOFF_ACK (0x9ULL << 60)
536 #define DBR_TYPE_NQ (0xaULL << 60)
537 #define DBR_TYPE_NQ_ARM (0xbULL << 60)
538 #define DBR_TYPE_NULL (0xfULL << 60)
539
540 #define DB_PF_OFFSET_P5 0x10000
541 #define DB_VF_OFFSET_P5 0x4000
542
543 #define INVALID_HW_RING_ID ((u16)-1)
544
545 /* The hardware supports certain page sizes. Use the supported page sizes
546 * to allocate the rings.
547 */
548 #if (PAGE_SHIFT < 12)
549 #define BNXT_PAGE_SHIFT 12
550 #elif (PAGE_SHIFT <= 13)
551 #define BNXT_PAGE_SHIFT PAGE_SHIFT
552 #elif (PAGE_SHIFT < 16)
553 #define BNXT_PAGE_SHIFT 13
554 #else
555 #define BNXT_PAGE_SHIFT 16
556 #endif
557
558 #define BNXT_PAGE_SIZE (1 << BNXT_PAGE_SHIFT)
559
560 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
561 #if (PAGE_SHIFT > 15)
562 #define BNXT_RX_PAGE_SHIFT 15
563 #else
564 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
565 #endif
566
567 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
568
569 #define BNXT_MAX_MTU 9500
570 #define BNXT_MAX_PAGE_MODE_MTU \
571 ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN - \
572 XDP_PACKET_HEADROOM - \
573 SKB_DATA_ALIGN((unsigned int)sizeof(struct skb_shared_info)))
574
575 #define BNXT_MIN_PKT_SIZE 52
576
577 #define BNXT_DEFAULT_RX_RING_SIZE 511
578 #define BNXT_DEFAULT_TX_RING_SIZE 511
579
580 #define MAX_TPA 64
581 #define MAX_TPA_P5 256
582 #define MAX_TPA_P5_MASK (MAX_TPA_P5 - 1)
583 #define MAX_TPA_SEGS_P5 0x3f
584
585 #if (BNXT_PAGE_SHIFT == 16)
586 #define MAX_RX_PAGES 1
587 #define MAX_RX_AGG_PAGES 4
588 #define MAX_TX_PAGES 1
589 #define MAX_CP_PAGES 8
590 #else
591 #define MAX_RX_PAGES 8
592 #define MAX_RX_AGG_PAGES 32
593 #define MAX_TX_PAGES 8
594 #define MAX_CP_PAGES 64
595 #endif
596
597 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
598 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
599 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
600
601 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
602 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
603
604 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
605
606 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
607 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
608
609 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
610
611 #define BNXT_MAX_RX_DESC_CNT (RX_DESC_CNT * MAX_RX_PAGES - 1)
612 #define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
613 #define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1)
614
615 /* Minimum TX BDs for a TX packet with MAX_SKB_FRAGS + 1. We need one extra
616 * BD because the first TX BD is always a long BD.
617 */
618 #define BNXT_MIN_TX_DESC_CNT (MAX_SKB_FRAGS + 2)
619
620 #define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
621 #define RX_IDX(x) ((x) & (RX_DESC_CNT - 1))
622
623 #define TX_RING(x) (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
624 #define TX_IDX(x) ((x) & (TX_DESC_CNT - 1))
625
626 #define CP_RING(x) (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
627 #define CP_IDX(x) ((x) & (CP_DESC_CNT - 1))
628
629 #define TX_CMP_VALID(txcmp, raw_cons) \
630 (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) == \
631 !((raw_cons) & bp->cp_bit))
632
633 #define RX_CMP_VALID(rxcmp1, raw_cons) \
634 (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
635 !((raw_cons) & bp->cp_bit))
636
637 #define RX_AGG_CMP_VALID(agg, raw_cons) \
638 (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
639 !((raw_cons) & bp->cp_bit))
640
641 #define NQ_CMP_VALID(nqcmp, raw_cons) \
642 (!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit))
643
644 #define TX_CMP_TYPE(txcmp) \
645 (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
646
647 #define RX_CMP_TYPE(rxcmp) \
648 (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
649
650 #define NEXT_RX(idx) (((idx) + 1) & bp->rx_ring_mask)
651
652 #define NEXT_RX_AGG(idx) (((idx) + 1) & bp->rx_agg_ring_mask)
653
654 #define NEXT_TX(idx) (((idx) + 1) & bp->tx_ring_mask)
655
656 #define ADV_RAW_CMP(idx, n) ((idx) + (n))
657 #define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1)
658 #define RING_CMP(idx) ((idx) & bp->cp_ring_mask)
659 #define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1))
660
661 #define BNXT_HWRM_MAX_REQ_LEN (bp->hwrm_max_req_len)
662 #define BNXT_HWRM_SHORT_REQ_LEN sizeof(struct hwrm_short_input)
663 #define DFLT_HWRM_CMD_TIMEOUT 500
664 #define SHORT_HWRM_CMD_TIMEOUT 20
665 #define HWRM_CMD_TIMEOUT (bp->hwrm_cmd_timeout)
666 #define HWRM_RESET_TIMEOUT ((HWRM_CMD_TIMEOUT) * 4)
667 #define HWRM_COREDUMP_TIMEOUT ((HWRM_CMD_TIMEOUT) * 12)
668 #define BNXT_HWRM_REQ_MAX_SIZE 128
669 #define BNXT_HWRM_REQS_PER_PAGE (BNXT_PAGE_SIZE / \
670 BNXT_HWRM_REQ_MAX_SIZE)
671 #define HWRM_SHORT_MIN_TIMEOUT 3
672 #define HWRM_SHORT_MAX_TIMEOUT 10
673 #define HWRM_SHORT_TIMEOUT_COUNTER 5
674
675 #define HWRM_MIN_TIMEOUT 25
676 #define HWRM_MAX_TIMEOUT 40
677
678 #define HWRM_TOTAL_TIMEOUT(n) (((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ? \
679 ((n) * HWRM_SHORT_MIN_TIMEOUT) : \
680 (HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT + \
681 ((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
682
683 #define HWRM_VALID_BIT_DELAY_USEC 150
684
685 #define BNXT_HWRM_CHNL_CHIMP 0
686 #define BNXT_HWRM_CHNL_KONG 1
687
688 #define BNXT_RX_EVENT 1
689 #define BNXT_AGG_EVENT 2
690 #define BNXT_TX_EVENT 4
691 #define BNXT_REDIRECT_EVENT 8
692
693 struct bnxt_sw_tx_bd {
694 union {
695 struct sk_buff *skb;
696 struct xdp_frame *xdpf;
697 };
698 DEFINE_DMA_UNMAP_ADDR(mapping);
699 DEFINE_DMA_UNMAP_LEN(len);
700 u8 is_gso;
701 u8 is_push;
702 u8 action;
703 union {
704 unsigned short nr_frags;
705 u16 rx_prod;
706 };
707 };
708
709 struct bnxt_sw_rx_bd {
710 void *data;
711 u8 *data_ptr;
712 dma_addr_t mapping;
713 };
714
715 struct bnxt_sw_rx_agg_bd {
716 struct page *page;
717 unsigned int offset;
718 dma_addr_t mapping;
719 };
720
721 struct bnxt_ring_mem_info {
722 int nr_pages;
723 int page_size;
724 u16 flags;
725 #define BNXT_RMEM_VALID_PTE_FLAG 1
726 #define BNXT_RMEM_RING_PTE_FLAG 2
727 #define BNXT_RMEM_USE_FULL_PAGE_FLAG 4
728
729 u16 depth;
730 u8 init_val;
731
732 void **pg_arr;
733 dma_addr_t *dma_arr;
734
735 __le64 *pg_tbl;
736 dma_addr_t pg_tbl_map;
737
738 int vmem_size;
739 void **vmem;
740 };
741
742 struct bnxt_ring_struct {
743 struct bnxt_ring_mem_info ring_mem;
744
745 u16 fw_ring_id; /* Ring id filled by Chimp FW */
746 union {
747 u16 grp_idx;
748 u16 map_idx; /* Used by cmpl rings */
749 };
750 u32 handle;
751 u8 queue_id;
752 };
753
754 struct tx_push_bd {
755 __le32 doorbell;
756 __le32 tx_bd_len_flags_type;
757 u32 tx_bd_opaque;
758 struct tx_bd_ext txbd2;
759 };
760
761 struct tx_push_buffer {
762 struct tx_push_bd push_bd;
763 u32 data[25];
764 };
765
766 struct bnxt_db_info {
767 void __iomem *doorbell;
768 union {
769 u64 db_key64;
770 u32 db_key32;
771 };
772 };
773
774 struct bnxt_tx_ring_info {
775 struct bnxt_napi *bnapi;
776 u16 tx_prod;
777 u16 tx_cons;
778 u16 txq_index;
779 u8 kick_pending;
780 struct bnxt_db_info tx_db;
781
782 struct tx_bd *tx_desc_ring[MAX_TX_PAGES];
783 struct bnxt_sw_tx_bd *tx_buf_ring;
784
785 dma_addr_t tx_desc_mapping[MAX_TX_PAGES];
786
787 struct tx_push_buffer *tx_push;
788 dma_addr_t tx_push_mapping;
789 __le64 data_mapping;
790
791 #define BNXT_DEV_STATE_CLOSING 0x1
792 u32 dev_state;
793
794 struct bnxt_ring_struct tx_ring_struct;
795 };
796
797 #define BNXT_LEGACY_COAL_CMPL_PARAMS \
798 (RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN | \
799 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX | \
800 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET | \
801 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE | \
802 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR | \
803 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
804 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR | \
805 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
806 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
807
808 #define BNXT_COAL_CMPL_ENABLES \
809 (RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
810 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
811 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
812 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
813
814 #define BNXT_COAL_CMPL_MIN_TMR_ENABLE \
815 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
816
817 #define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE \
818 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
819
820 struct bnxt_coal_cap {
821 u32 cmpl_params;
822 u32 nq_params;
823 u16 num_cmpl_dma_aggr_max;
824 u16 num_cmpl_dma_aggr_during_int_max;
825 u16 cmpl_aggr_dma_tmr_max;
826 u16 cmpl_aggr_dma_tmr_during_int_max;
827 u16 int_lat_tmr_min_max;
828 u16 int_lat_tmr_max_max;
829 u16 num_cmpl_aggr_int_max;
830 u16 timer_units;
831 };
832
833 struct bnxt_coal {
834 u16 coal_ticks;
835 u16 coal_ticks_irq;
836 u16 coal_bufs;
837 u16 coal_bufs_irq;
838 /* RING_IDLE enabled when coal ticks < idle_thresh */
839 u16 idle_thresh;
840 u8 bufs_per_record;
841 u8 budget;
842 };
843
844 struct bnxt_tpa_info {
845 void *data;
846 u8 *data_ptr;
847 dma_addr_t mapping;
848 u16 len;
849 unsigned short gso_type;
850 u32 flags2;
851 u32 metadata;
852 enum pkt_hash_types hash_type;
853 u32 rss_hash;
854 u32 hdr_info;
855
856 #define BNXT_TPA_L4_SIZE(hdr_info) \
857 (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
858
859 #define BNXT_TPA_INNER_L3_OFF(hdr_info) \
860 (((hdr_info) >> 18) & 0x1ff)
861
862 #define BNXT_TPA_INNER_L2_OFF(hdr_info) \
863 (((hdr_info) >> 9) & 0x1ff)
864
865 #define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
866 ((hdr_info) & 0x1ff)
867
868 u16 cfa_code; /* cfa_code in TPA start compl */
869 u8 agg_count;
870 struct rx_agg_cmp *agg_arr;
871 };
872
873 #define BNXT_AGG_IDX_BMAP_SIZE (MAX_TPA_P5 / BITS_PER_LONG)
874
875 struct bnxt_tpa_idx_map {
876 u16 agg_id_tbl[1024];
877 unsigned long agg_idx_bmap[BNXT_AGG_IDX_BMAP_SIZE];
878 };
879
880 struct bnxt_rx_ring_info {
881 struct bnxt_napi *bnapi;
882 u16 rx_prod;
883 u16 rx_agg_prod;
884 u16 rx_sw_agg_prod;
885 u16 rx_next_cons;
886 struct bnxt_db_info rx_db;
887 struct bnxt_db_info rx_agg_db;
888
889 struct bpf_prog *xdp_prog;
890
891 struct rx_bd *rx_desc_ring[MAX_RX_PAGES];
892 struct bnxt_sw_rx_bd *rx_buf_ring;
893
894 struct rx_bd *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
895 struct bnxt_sw_rx_agg_bd *rx_agg_ring;
896
897 unsigned long *rx_agg_bmap;
898 u16 rx_agg_bmap_size;
899
900 struct page *rx_page;
901 unsigned int rx_page_offset;
902
903 dma_addr_t rx_desc_mapping[MAX_RX_PAGES];
904 dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
905
906 struct bnxt_tpa_info *rx_tpa;
907 struct bnxt_tpa_idx_map *rx_tpa_idx_map;
908
909 struct bnxt_ring_struct rx_ring_struct;
910 struct bnxt_ring_struct rx_agg_ring_struct;
911 struct xdp_rxq_info xdp_rxq;
912 struct page_pool *page_pool;
913 };
914
915 struct bnxt_rx_sw_stats {
916 u64 rx_l4_csum_errors;
917 u64 rx_resets;
918 u64 rx_buf_errors;
919 };
920
921 struct bnxt_cmn_sw_stats {
922 u64 missed_irqs;
923 };
924
925 struct bnxt_sw_stats {
926 struct bnxt_rx_sw_stats rx;
927 struct bnxt_cmn_sw_stats cmn;
928 };
929
930 struct bnxt_stats_mem {
931 u64 *sw_stats;
932 u64 *hw_masks;
933 void *hw_stats;
934 dma_addr_t hw_stats_map;
935 int len;
936 };
937
938 struct bnxt_cp_ring_info {
939 struct bnxt_napi *bnapi;
940 u32 cp_raw_cons;
941 struct bnxt_db_info cp_db;
942
943 u8 had_work_done:1;
944 u8 has_more_work:1;
945
946 u32 last_cp_raw_cons;
947
948 struct bnxt_coal rx_ring_coal;
949 u64 rx_packets;
950 u64 rx_bytes;
951 u64 event_ctr;
952
953 struct dim dim;
954
955 union {
956 struct tx_cmp *cp_desc_ring[MAX_CP_PAGES];
957 struct nqe_cn *nq_desc_ring[MAX_CP_PAGES];
958 };
959
960 dma_addr_t cp_desc_mapping[MAX_CP_PAGES];
961
962 struct bnxt_stats_mem stats;
963 u32 hw_stats_ctx_id;
964
965 struct bnxt_sw_stats sw_stats;
966
967 struct bnxt_ring_struct cp_ring_struct;
968
969 struct bnxt_cp_ring_info *cp_ring_arr[2];
970 #define BNXT_RX_HDL 0
971 #define BNXT_TX_HDL 1
972 };
973
974 struct bnxt_napi {
975 struct napi_struct napi;
976 struct bnxt *bp;
977
978 int index;
979 struct bnxt_cp_ring_info cp_ring;
980 struct bnxt_rx_ring_info *rx_ring;
981 struct bnxt_tx_ring_info *tx_ring;
982
983 void (*tx_int)(struct bnxt *, struct bnxt_napi *,
984 int);
985 int tx_pkts;
986 u8 events;
987
988 u32 flags;
989 #define BNXT_NAPI_FLAG_XDP 0x1
990
991 bool in_reset;
992 };
993
994 struct bnxt_irq {
995 irq_handler_t handler;
996 unsigned int vector;
997 u8 requested:1;
998 u8 have_cpumask:1;
999 char name[IFNAMSIZ + 2];
1000 cpumask_var_t cpu_mask;
1001 };
1002
1003 #define HWRM_RING_ALLOC_TX 0x1
1004 #define HWRM_RING_ALLOC_RX 0x2
1005 #define HWRM_RING_ALLOC_AGG 0x4
1006 #define HWRM_RING_ALLOC_CMPL 0x8
1007 #define HWRM_RING_ALLOC_NQ 0x10
1008
1009 #define INVALID_STATS_CTX_ID -1
1010
1011 struct bnxt_ring_grp_info {
1012 u16 fw_stats_ctx;
1013 u16 fw_grp_id;
1014 u16 rx_fw_ring_id;
1015 u16 agg_fw_ring_id;
1016 u16 cp_fw_ring_id;
1017 };
1018
1019 struct bnxt_vnic_info {
1020 u16 fw_vnic_id; /* returned by Chimp during alloc */
1021 #define BNXT_MAX_CTX_PER_VNIC 8
1022 u16 fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
1023 u16 fw_l2_ctx_id;
1024 #define BNXT_MAX_UC_ADDRS 4
1025 __le64 fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
1026 /* index 0 always dev_addr */
1027 u16 uc_filter_count;
1028 u8 *uc_list;
1029
1030 u16 *fw_grp_ids;
1031 dma_addr_t rss_table_dma_addr;
1032 __le16 *rss_table;
1033 dma_addr_t rss_hash_key_dma_addr;
1034 u64 *rss_hash_key;
1035 int rss_table_size;
1036 #define BNXT_RSS_TABLE_ENTRIES_P5 64
1037 #define BNXT_RSS_TABLE_SIZE_P5 (BNXT_RSS_TABLE_ENTRIES_P5 * 4)
1038 #define BNXT_RSS_TABLE_MAX_TBL_P5 8
1039 #define BNXT_MAX_RSS_TABLE_SIZE_P5 \
1040 (BNXT_RSS_TABLE_SIZE_P5 * BNXT_RSS_TABLE_MAX_TBL_P5)
1041 #define BNXT_MAX_RSS_TABLE_ENTRIES_P5 \
1042 (BNXT_RSS_TABLE_ENTRIES_P5 * BNXT_RSS_TABLE_MAX_TBL_P5)
1043
1044 u32 rx_mask;
1045
1046 u8 *mc_list;
1047 int mc_list_size;
1048 int mc_list_count;
1049 dma_addr_t mc_list_mapping;
1050 #define BNXT_MAX_MC_ADDRS 16
1051
1052 u32 flags;
1053 #define BNXT_VNIC_RSS_FLAG 1
1054 #define BNXT_VNIC_RFS_FLAG 2
1055 #define BNXT_VNIC_MCAST_FLAG 4
1056 #define BNXT_VNIC_UCAST_FLAG 8
1057 #define BNXT_VNIC_RFS_NEW_RSS_FLAG 0x10
1058 };
1059
1060 struct bnxt_hw_resc {
1061 u16 min_rsscos_ctxs;
1062 u16 max_rsscos_ctxs;
1063 u16 min_cp_rings;
1064 u16 max_cp_rings;
1065 u16 resv_cp_rings;
1066 u16 min_tx_rings;
1067 u16 max_tx_rings;
1068 u16 resv_tx_rings;
1069 u16 max_tx_sch_inputs;
1070 u16 min_rx_rings;
1071 u16 max_rx_rings;
1072 u16 resv_rx_rings;
1073 u16 min_hw_ring_grps;
1074 u16 max_hw_ring_grps;
1075 u16 resv_hw_ring_grps;
1076 u16 min_l2_ctxs;
1077 u16 max_l2_ctxs;
1078 u16 min_vnics;
1079 u16 max_vnics;
1080 u16 resv_vnics;
1081 u16 min_stat_ctxs;
1082 u16 max_stat_ctxs;
1083 u16 resv_stat_ctxs;
1084 u16 max_nqs;
1085 u16 max_irqs;
1086 u16 resv_irqs;
1087 };
1088
1089 #if defined(CONFIG_BNXT_SRIOV)
1090 struct bnxt_vf_info {
1091 u16 fw_fid;
1092 u8 mac_addr[ETH_ALEN]; /* PF assigned MAC Address */
1093 u8 vf_mac_addr[ETH_ALEN]; /* VF assigned MAC address, only
1094 * stored by PF.
1095 */
1096 u16 vlan;
1097 u16 func_qcfg_flags;
1098 u32 flags;
1099 #define BNXT_VF_QOS 0x1
1100 #define BNXT_VF_SPOOFCHK 0x2
1101 #define BNXT_VF_LINK_FORCED 0x4
1102 #define BNXT_VF_LINK_UP 0x8
1103 #define BNXT_VF_TRUST 0x10
1104 u32 min_tx_rate;
1105 u32 max_tx_rate;
1106 void *hwrm_cmd_req_addr;
1107 dma_addr_t hwrm_cmd_req_dma_addr;
1108 };
1109 #endif
1110
1111 struct bnxt_pf_info {
1112 #define BNXT_FIRST_PF_FID 1
1113 #define BNXT_FIRST_VF_FID 128
1114 u16 fw_fid;
1115 u16 port_id;
1116 u8 mac_addr[ETH_ALEN];
1117 u32 first_vf_id;
1118 u16 active_vfs;
1119 u16 registered_vfs;
1120 u16 max_vfs;
1121 u32 max_encap_records;
1122 u32 max_decap_records;
1123 u32 max_tx_em_flows;
1124 u32 max_tx_wm_flows;
1125 u32 max_rx_em_flows;
1126 u32 max_rx_wm_flows;
1127 unsigned long *vf_event_bmap;
1128 u16 hwrm_cmd_req_pages;
1129 u8 vf_resv_strategy;
1130 #define BNXT_VF_RESV_STRATEGY_MAXIMAL 0
1131 #define BNXT_VF_RESV_STRATEGY_MINIMAL 1
1132 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC 2
1133 void *hwrm_cmd_req_addr[4];
1134 dma_addr_t hwrm_cmd_req_dma_addr[4];
1135 struct bnxt_vf_info *vf;
1136 };
1137
1138 struct bnxt_ntuple_filter {
1139 struct hlist_node hash;
1140 u8 dst_mac_addr[ETH_ALEN];
1141 u8 src_mac_addr[ETH_ALEN];
1142 struct flow_keys fkeys;
1143 __le64 filter_id;
1144 u16 sw_id;
1145 u8 l2_fltr_idx;
1146 u16 rxq;
1147 u32 flow_id;
1148 unsigned long state;
1149 #define BNXT_FLTR_VALID 0
1150 #define BNXT_FLTR_UPDATE 1
1151 };
1152
1153 struct bnxt_link_info {
1154 u8 phy_type;
1155 u8 media_type;
1156 u8 transceiver;
1157 u8 phy_addr;
1158 u8 phy_link_status;
1159 #define BNXT_LINK_NO_LINK PORT_PHY_QCFG_RESP_LINK_NO_LINK
1160 #define BNXT_LINK_SIGNAL PORT_PHY_QCFG_RESP_LINK_SIGNAL
1161 #define BNXT_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK
1162 u8 wire_speed;
1163 u8 phy_state;
1164 #define BNXT_PHY_STATE_ENABLED 0
1165 #define BNXT_PHY_STATE_DISABLED 1
1166
1167 u8 link_up;
1168 u8 duplex;
1169 #define BNXT_LINK_DUPLEX_HALF PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
1170 #define BNXT_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
1171 u8 pause;
1172 #define BNXT_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX
1173 #define BNXT_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX
1174 #define BNXT_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \
1175 PORT_PHY_QCFG_RESP_PAUSE_TX)
1176 u8 lp_pause;
1177 u8 auto_pause_setting;
1178 u8 force_pause_setting;
1179 u8 duplex_setting;
1180 u8 auto_mode;
1181 #define BNXT_AUTO_MODE(mode) ((mode) > BNXT_LINK_AUTO_NONE && \
1182 (mode) <= BNXT_LINK_AUTO_MSK)
1183 #define BNXT_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
1184 #define BNXT_LINK_AUTO_ALLSPDS PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
1185 #define BNXT_LINK_AUTO_ONESPD PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
1186 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
1187 #define BNXT_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
1188 #define PHY_VER_LEN 3
1189 u8 phy_ver[PHY_VER_LEN];
1190 u16 link_speed;
1191 #define BNXT_LINK_SPEED_100MB PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
1192 #define BNXT_LINK_SPEED_1GB PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
1193 #define BNXT_LINK_SPEED_2GB PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
1194 #define BNXT_LINK_SPEED_2_5GB PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
1195 #define BNXT_LINK_SPEED_10GB PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
1196 #define BNXT_LINK_SPEED_20GB PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
1197 #define BNXT_LINK_SPEED_25GB PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
1198 #define BNXT_LINK_SPEED_40GB PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
1199 #define BNXT_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
1200 #define BNXT_LINK_SPEED_100GB PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
1201 u16 support_speeds;
1202 u16 support_pam4_speeds;
1203 u16 auto_link_speeds; /* fw adv setting */
1204 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
1205 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
1206 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
1207 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
1208 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
1209 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
1210 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
1211 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
1212 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
1213 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
1214 u16 auto_pam4_link_speeds;
1215 #define BNXT_LINK_PAM4_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_50G
1216 #define BNXT_LINK_PAM4_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_100G
1217 #define BNXT_LINK_PAM4_SPEED_MSK_200GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_200G
1218 u16 support_auto_speeds;
1219 u16 support_pam4_auto_speeds;
1220 u16 lp_auto_link_speeds;
1221 u16 lp_auto_pam4_link_speeds;
1222 u16 force_link_speed;
1223 u16 force_pam4_link_speed;
1224 u32 preemphasis;
1225 u8 module_status;
1226 u8 active_fec_sig_mode;
1227 u16 fec_cfg;
1228 #define BNXT_FEC_NONE PORT_PHY_QCFG_RESP_FEC_CFG_FEC_NONE_SUPPORTED
1229 #define BNXT_FEC_AUTONEG_CAP PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_SUPPORTED
1230 #define BNXT_FEC_AUTONEG PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
1231 #define BNXT_FEC_ENC_BASE_R_CAP \
1232 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_SUPPORTED
1233 #define BNXT_FEC_ENC_BASE_R PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
1234 #define BNXT_FEC_ENC_RS_CAP \
1235 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_SUPPORTED
1236 #define BNXT_FEC_ENC_LLRS_CAP \
1237 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_SUPPORTED | \
1238 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_SUPPORTED)
1239 #define BNXT_FEC_ENC_RS \
1240 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED | \
1241 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_1XN_ENABLED | \
1242 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_IEEE_ENABLED)
1243 #define BNXT_FEC_ENC_LLRS \
1244 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_ENABLED | \
1245 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_ENABLED)
1246
1247 /* copy of requested setting from ethtool cmd */
1248 u8 autoneg;
1249 #define BNXT_AUTONEG_SPEED 1
1250 #define BNXT_AUTONEG_FLOW_CTRL 2
1251 u8 req_signal_mode;
1252 #define BNXT_SIG_MODE_NRZ PORT_PHY_QCFG_RESP_SIGNAL_MODE_NRZ
1253 #define BNXT_SIG_MODE_PAM4 PORT_PHY_QCFG_RESP_SIGNAL_MODE_PAM4
1254 u8 req_duplex;
1255 u8 req_flow_ctrl;
1256 u16 req_link_speed;
1257 u16 advertising; /* user adv setting */
1258 u16 advertising_pam4;
1259 bool force_link_chng;
1260
1261 bool phy_retry;
1262 unsigned long phy_retry_expires;
1263
1264 /* a copy of phy_qcfg output used to report link
1265 * info to VF
1266 */
1267 struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1268 };
1269
1270 #define BNXT_FEC_RS544_ON \
1271 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_1XN_ENABLE | \
1272 PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_IEEE_ENABLE)
1273
1274 #define BNXT_FEC_RS544_OFF \
1275 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_1XN_DISABLE | \
1276 PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_IEEE_DISABLE)
1277
1278 #define BNXT_FEC_RS272_ON \
1279 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_1XN_ENABLE | \
1280 PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_IEEE_ENABLE)
1281
1282 #define BNXT_FEC_RS272_OFF \
1283 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_1XN_DISABLE | \
1284 PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_IEEE_DISABLE)
1285
1286 #define BNXT_PAM4_SUPPORTED(link_info) \
1287 ((link_info)->support_pam4_speeds)
1288
1289 #define BNXT_FEC_RS_ON(link_info) \
1290 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_ENABLE | \
1291 PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \
1292 (BNXT_PAM4_SUPPORTED(link_info) ? \
1293 (BNXT_FEC_RS544_ON | BNXT_FEC_RS272_OFF) : 0))
1294
1295 #define BNXT_FEC_LLRS_ON \
1296 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_ENABLE | \
1297 PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \
1298 BNXT_FEC_RS272_ON | BNXT_FEC_RS544_OFF)
1299
1300 #define BNXT_FEC_RS_OFF(link_info) \
1301 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_DISABLE | \
1302 (BNXT_PAM4_SUPPORTED(link_info) ? \
1303 (BNXT_FEC_RS544_OFF | BNXT_FEC_RS272_OFF) : 0))
1304
1305 #define BNXT_FEC_BASE_R_ON(link_info) \
1306 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_ENABLE | \
1307 BNXT_FEC_RS_OFF(link_info))
1308
1309 #define BNXT_FEC_ALL_OFF(link_info) \
1310 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \
1311 BNXT_FEC_RS_OFF(link_info))
1312
1313 #define BNXT_MAX_QUEUE 8
1314
1315 struct bnxt_queue_info {
1316 u8 queue_id;
1317 u8 queue_profile;
1318 };
1319
1320 #define BNXT_MAX_LED 4
1321
1322 struct bnxt_led_info {
1323 u8 led_id;
1324 u8 led_type;
1325 u8 led_group_id;
1326 u8 unused;
1327 __le16 led_state_caps;
1328 #define BNXT_LED_ALT_BLINK_CAP(x) ((x) & \
1329 cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1330
1331 __le16 led_color_caps;
1332 };
1333
1334 #define BNXT_MAX_TEST 8
1335
1336 struct bnxt_test_info {
1337 u8 offline_mask;
1338 u8 flags;
1339 #define BNXT_TEST_FL_EXT_LPBK 0x1
1340 #define BNXT_TEST_FL_AN_PHY_LPBK 0x2
1341 u16 timeout;
1342 char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1343 };
1344
1345 #define CHIMP_REG_VIEW_ADDR \
1346 ((bp->flags & BNXT_FLAG_CHIP_P5) ? 0x80000000 : 0xb1000000)
1347
1348 #define BNXT_GRCPF_REG_CHIMP_COMM 0x0
1349 #define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER 0x100
1350 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400
1351 #define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014
1352 #define BNXT_CAG_REG_BASE 0x300000
1353
1354 #define BNXT_GRCPF_REG_KONG_COMM 0xA00
1355 #define BNXT_GRCPF_REG_KONG_COMM_TRIGGER 0xB00
1356
1357 #define BNXT_GRC_BASE_MASK 0xfffff000
1358 #define BNXT_GRC_OFFSET_MASK 0x00000ffc
1359
1360 struct bnxt_tc_flow_stats {
1361 u64 packets;
1362 u64 bytes;
1363 };
1364
1365 #ifdef CONFIG_BNXT_FLOWER_OFFLOAD
1366 struct bnxt_flower_indr_block_cb_priv {
1367 struct net_device *tunnel_netdev;
1368 struct bnxt *bp;
1369 struct list_head list;
1370 };
1371 #endif
1372
1373 struct bnxt_tc_info {
1374 bool enabled;
1375
1376 /* hash table to store TC offloaded flows */
1377 struct rhashtable flow_table;
1378 struct rhashtable_params flow_ht_params;
1379
1380 /* hash table to store L2 keys of TC flows */
1381 struct rhashtable l2_table;
1382 struct rhashtable_params l2_ht_params;
1383 /* hash table to store L2 keys for TC tunnel decap */
1384 struct rhashtable decap_l2_table;
1385 struct rhashtable_params decap_l2_ht_params;
1386 /* hash table to store tunnel decap entries */
1387 struct rhashtable decap_table;
1388 struct rhashtable_params decap_ht_params;
1389 /* hash table to store tunnel encap entries */
1390 struct rhashtable encap_table;
1391 struct rhashtable_params encap_ht_params;
1392
1393 /* lock to atomically add/del an l2 node when a flow is
1394 * added or deleted.
1395 */
1396 struct mutex lock;
1397
1398 /* Fields used for batching stats query */
1399 struct rhashtable_iter iter;
1400 #define BNXT_FLOW_STATS_BATCH_MAX 10
1401 struct bnxt_tc_stats_batch {
1402 void *flow_node;
1403 struct bnxt_tc_flow_stats hw_stats;
1404 } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1405
1406 /* Stat counter mask (width) */
1407 u64 bytes_mask;
1408 u64 packets_mask;
1409 };
1410
1411 struct bnxt_vf_rep_stats {
1412 u64 packets;
1413 u64 bytes;
1414 u64 dropped;
1415 };
1416
1417 struct bnxt_vf_rep {
1418 struct bnxt *bp;
1419 struct net_device *dev;
1420 struct metadata_dst *dst;
1421 u16 vf_idx;
1422 u16 tx_cfa_action;
1423 u16 rx_cfa_code;
1424
1425 struct bnxt_vf_rep_stats rx_stats;
1426 struct bnxt_vf_rep_stats tx_stats;
1427 };
1428
1429 #define PTU_PTE_VALID 0x1UL
1430 #define PTU_PTE_LAST 0x2UL
1431 #define PTU_PTE_NEXT_TO_LAST 0x4UL
1432
1433 #define MAX_CTX_PAGES (BNXT_PAGE_SIZE / 8)
1434 #define MAX_CTX_TOTAL_PAGES (MAX_CTX_PAGES * MAX_CTX_PAGES)
1435
1436 struct bnxt_ctx_pg_info {
1437 u32 entries;
1438 u32 nr_pages;
1439 void *ctx_pg_arr[MAX_CTX_PAGES];
1440 dma_addr_t ctx_dma_arr[MAX_CTX_PAGES];
1441 struct bnxt_ring_mem_info ring_mem;
1442 struct bnxt_ctx_pg_info **ctx_pg_tbl;
1443 };
1444
1445 #define BNXT_MAX_TQM_SP_RINGS 1
1446 #define BNXT_MAX_TQM_FP_RINGS 8
1447 #define BNXT_MAX_TQM_RINGS \
1448 (BNXT_MAX_TQM_SP_RINGS + BNXT_MAX_TQM_FP_RINGS)
1449
1450 #define BNXT_SET_CTX_PAGE_ATTR(attr) \
1451 do { \
1452 if (BNXT_PAGE_SIZE == 0x2000) \
1453 attr = FUNC_BACKING_STORE_CFG_REQ_SRQ_PG_SIZE_PG_8K; \
1454 else if (BNXT_PAGE_SIZE == 0x10000) \
1455 attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_64K; \
1456 else \
1457 attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_4K; \
1458 } while (0)
1459
1460 struct bnxt_ctx_mem_info {
1461 u32 qp_max_entries;
1462 u16 qp_min_qp1_entries;
1463 u16 qp_max_l2_entries;
1464 u16 qp_entry_size;
1465 u16 srq_max_l2_entries;
1466 u32 srq_max_entries;
1467 u16 srq_entry_size;
1468 u16 cq_max_l2_entries;
1469 u32 cq_max_entries;
1470 u16 cq_entry_size;
1471 u16 vnic_max_vnic_entries;
1472 u16 vnic_max_ring_table_entries;
1473 u16 vnic_entry_size;
1474 u32 stat_max_entries;
1475 u16 stat_entry_size;
1476 u16 tqm_entry_size;
1477 u32 tqm_min_entries_per_ring;
1478 u32 tqm_max_entries_per_ring;
1479 u32 mrav_max_entries;
1480 u16 mrav_entry_size;
1481 u16 tim_entry_size;
1482 u32 tim_max_entries;
1483 u16 mrav_num_entries_units;
1484 u8 tqm_entries_multiple;
1485 u8 ctx_kind_initializer;
1486 u8 tqm_fp_rings_count;
1487
1488 u32 flags;
1489 #define BNXT_CTX_FLAG_INITED 0x01
1490
1491 struct bnxt_ctx_pg_info qp_mem;
1492 struct bnxt_ctx_pg_info srq_mem;
1493 struct bnxt_ctx_pg_info cq_mem;
1494 struct bnxt_ctx_pg_info vnic_mem;
1495 struct bnxt_ctx_pg_info stat_mem;
1496 struct bnxt_ctx_pg_info mrav_mem;
1497 struct bnxt_ctx_pg_info tim_mem;
1498 struct bnxt_ctx_pg_info *tqm_mem[BNXT_MAX_TQM_RINGS];
1499 };
1500
1501 struct bnxt_fw_health {
1502 u32 flags;
1503 u32 polling_dsecs;
1504 u32 master_func_wait_dsecs;
1505 u32 normal_func_wait_dsecs;
1506 u32 post_reset_wait_dsecs;
1507 u32 post_reset_max_wait_dsecs;
1508 u32 regs[4];
1509 u32 mapped_regs[4];
1510 #define BNXT_FW_HEALTH_REG 0
1511 #define BNXT_FW_HEARTBEAT_REG 1
1512 #define BNXT_FW_RESET_CNT_REG 2
1513 #define BNXT_FW_RESET_INPROG_REG 3
1514 u32 fw_reset_inprog_reg_mask;
1515 u32 last_fw_heartbeat;
1516 u32 last_fw_reset_cnt;
1517 u8 enabled:1;
1518 u8 master:1;
1519 u8 fatal:1;
1520 u8 status_reliable:1;
1521 u8 tmr_multiplier;
1522 u8 tmr_counter;
1523 u8 fw_reset_seq_cnt;
1524 u32 fw_reset_seq_regs[16];
1525 u32 fw_reset_seq_vals[16];
1526 u32 fw_reset_seq_delay_msec[16];
1527 struct devlink_health_reporter *fw_reporter;
1528 struct devlink_health_reporter *fw_reset_reporter;
1529 struct devlink_health_reporter *fw_fatal_reporter;
1530 };
1531
1532 struct bnxt_fw_reporter_ctx {
1533 unsigned long sp_event;
1534 };
1535
1536 #define BNXT_FW_HEALTH_REG_TYPE_MASK 3
1537 #define BNXT_FW_HEALTH_REG_TYPE_CFG 0
1538 #define BNXT_FW_HEALTH_REG_TYPE_GRC 1
1539 #define BNXT_FW_HEALTH_REG_TYPE_BAR0 2
1540 #define BNXT_FW_HEALTH_REG_TYPE_BAR1 3
1541
1542 #define BNXT_FW_HEALTH_REG_TYPE(reg) ((reg) & BNXT_FW_HEALTH_REG_TYPE_MASK)
1543 #define BNXT_FW_HEALTH_REG_OFF(reg) ((reg) & ~BNXT_FW_HEALTH_REG_TYPE_MASK)
1544
1545 #define BNXT_FW_HEALTH_WIN_BASE 0x3000
1546 #define BNXT_FW_HEALTH_WIN_MAP_OFF 8
1547
1548 #define BNXT_FW_HEALTH_WIN_OFF(reg) (BNXT_FW_HEALTH_WIN_BASE + \
1549 ((reg) & BNXT_GRC_OFFSET_MASK))
1550
1551 #define BNXT_FW_STATUS_HEALTHY 0x8000
1552 #define BNXT_FW_STATUS_SHUTDOWN 0x100000
1553
1554 struct bnxt {
1555 void __iomem *bar0;
1556 void __iomem *bar1;
1557 void __iomem *bar2;
1558
1559 u32 reg_base;
1560 u16 chip_num;
1561 #define CHIP_NUM_57301 0x16c8
1562 #define CHIP_NUM_57302 0x16c9
1563 #define CHIP_NUM_57304 0x16ca
1564 #define CHIP_NUM_58700 0x16cd
1565 #define CHIP_NUM_57402 0x16d0
1566 #define CHIP_NUM_57404 0x16d1
1567 #define CHIP_NUM_57406 0x16d2
1568 #define CHIP_NUM_57407 0x16d5
1569
1570 #define CHIP_NUM_57311 0x16ce
1571 #define CHIP_NUM_57312 0x16cf
1572 #define CHIP_NUM_57314 0x16df
1573 #define CHIP_NUM_57317 0x16e0
1574 #define CHIP_NUM_57412 0x16d6
1575 #define CHIP_NUM_57414 0x16d7
1576 #define CHIP_NUM_57416 0x16d8
1577 #define CHIP_NUM_57417 0x16d9
1578 #define CHIP_NUM_57412L 0x16da
1579 #define CHIP_NUM_57414L 0x16db
1580
1581 #define CHIP_NUM_5745X 0xd730
1582 #define CHIP_NUM_57452 0xc452
1583 #define CHIP_NUM_57454 0xc454
1584
1585 #define CHIP_NUM_57508 0x1750
1586 #define CHIP_NUM_57504 0x1751
1587 #define CHIP_NUM_57502 0x1752
1588
1589 #define CHIP_NUM_58802 0xd802
1590 #define CHIP_NUM_58804 0xd804
1591 #define CHIP_NUM_58808 0xd808
1592
1593 u8 chip_rev;
1594
1595 #define CHIP_NUM_58818 0xd818
1596
1597 #define BNXT_CHIP_NUM_5730X(chip_num) \
1598 ((chip_num) >= CHIP_NUM_57301 && \
1599 (chip_num) <= CHIP_NUM_57304)
1600
1601 #define BNXT_CHIP_NUM_5740X(chip_num) \
1602 (((chip_num) >= CHIP_NUM_57402 && \
1603 (chip_num) <= CHIP_NUM_57406) || \
1604 (chip_num) == CHIP_NUM_57407)
1605
1606 #define BNXT_CHIP_NUM_5731X(chip_num) \
1607 ((chip_num) == CHIP_NUM_57311 || \
1608 (chip_num) == CHIP_NUM_57312 || \
1609 (chip_num) == CHIP_NUM_57314 || \
1610 (chip_num) == CHIP_NUM_57317)
1611
1612 #define BNXT_CHIP_NUM_5741X(chip_num) \
1613 ((chip_num) >= CHIP_NUM_57412 && \
1614 (chip_num) <= CHIP_NUM_57414L)
1615
1616 #define BNXT_CHIP_NUM_58700(chip_num) \
1617 ((chip_num) == CHIP_NUM_58700)
1618
1619 #define BNXT_CHIP_NUM_5745X(chip_num) \
1620 ((chip_num) == CHIP_NUM_5745X || \
1621 (chip_num) == CHIP_NUM_57452 || \
1622 (chip_num) == CHIP_NUM_57454)
1623
1624
1625 #define BNXT_CHIP_NUM_57X0X(chip_num) \
1626 (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1627
1628 #define BNXT_CHIP_NUM_57X1X(chip_num) \
1629 (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1630
1631 #define BNXT_CHIP_NUM_588XX(chip_num) \
1632 ((chip_num) == CHIP_NUM_58802 || \
1633 (chip_num) == CHIP_NUM_58804 || \
1634 (chip_num) == CHIP_NUM_58808)
1635
1636 #define BNXT_VPD_FLD_LEN 32
1637 char board_partno[BNXT_VPD_FLD_LEN];
1638 char board_serialno[BNXT_VPD_FLD_LEN];
1639
1640 struct net_device *dev;
1641 struct pci_dev *pdev;
1642
1643 atomic_t intr_sem;
1644
1645 u32 flags;
1646 #define BNXT_FLAG_CHIP_P5 0x1
1647 #define BNXT_FLAG_VF 0x2
1648 #define BNXT_FLAG_LRO 0x4
1649 #ifdef CONFIG_INET
1650 #define BNXT_FLAG_GRO 0x8
1651 #else
1652 /* Cannot support hardware GRO if CONFIG_INET is not set */
1653 #define BNXT_FLAG_GRO 0x0
1654 #endif
1655 #define BNXT_FLAG_TPA (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1656 #define BNXT_FLAG_JUMBO 0x10
1657 #define BNXT_FLAG_STRIP_VLAN 0x20
1658 #define BNXT_FLAG_AGG_RINGS (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1659 BNXT_FLAG_LRO)
1660 #define BNXT_FLAG_USING_MSIX 0x40
1661 #define BNXT_FLAG_MSIX_CAP 0x80
1662 #define BNXT_FLAG_RFS 0x100
1663 #define BNXT_FLAG_SHARED_RINGS 0x200
1664 #define BNXT_FLAG_PORT_STATS 0x400
1665 #define BNXT_FLAG_UDP_RSS_CAP 0x800
1666 #define BNXT_FLAG_EEE_CAP 0x1000
1667 #define BNXT_FLAG_NEW_RSS_CAP 0x2000
1668 #define BNXT_FLAG_WOL_CAP 0x4000
1669 #define BNXT_FLAG_ROCEV1_CAP 0x8000
1670 #define BNXT_FLAG_ROCEV2_CAP 0x10000
1671 #define BNXT_FLAG_ROCE_CAP (BNXT_FLAG_ROCEV1_CAP | \
1672 BNXT_FLAG_ROCEV2_CAP)
1673 #define BNXT_FLAG_NO_AGG_RINGS 0x20000
1674 #define BNXT_FLAG_RX_PAGE_MODE 0x40000
1675 #define BNXT_FLAG_CHIP_SR2 0x80000
1676 #define BNXT_FLAG_MULTI_HOST 0x100000
1677 #define BNXT_FLAG_DSN_VALID 0x200000
1678 #define BNXT_FLAG_DOUBLE_DB 0x400000
1679 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
1680 #define BNXT_FLAG_DIM 0x2000000
1681 #define BNXT_FLAG_ROCE_MIRROR_CAP 0x4000000
1682 #define BNXT_FLAG_PORT_STATS_EXT 0x10000000
1683
1684 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \
1685 BNXT_FLAG_RFS | \
1686 BNXT_FLAG_STRIP_VLAN)
1687
1688 #define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF))
1689 #define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF)
1690 #define BNXT_NPAR(bp) ((bp)->port_partition_type)
1691 #define BNXT_MH(bp) ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1692 #define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1693 #define BNXT_PHY_CFG_ABLE(bp) ((BNXT_SINGLE_PF(bp) || \
1694 ((bp)->fw_cap & BNXT_FW_CAP_SHARED_PORT_CFG)) && \
1695 (bp)->link_info.phy_state == BNXT_PHY_STATE_ENABLED)
1696 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1697 #define BNXT_RX_PAGE_MODE(bp) ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1698 #define BNXT_SUPPORTS_TPA(bp) (!BNXT_CHIP_TYPE_NITRO_A0(bp) && \
1699 (!((bp)->flags & BNXT_FLAG_CHIP_P5) || \
1700 (bp)->max_tpa_v2) && !is_kdump_kernel())
1701
1702 #define BNXT_CHIP_SR2(bp) \
1703 ((bp)->chip_num == CHIP_NUM_58818)
1704
1705 #define BNXT_CHIP_P5_THOR(bp) \
1706 ((bp)->chip_num == CHIP_NUM_57508 || \
1707 (bp)->chip_num == CHIP_NUM_57504 || \
1708 (bp)->chip_num == CHIP_NUM_57502)
1709
1710 /* Chip class phase 5 */
1711 #define BNXT_CHIP_P5(bp) \
1712 (BNXT_CHIP_P5_THOR(bp) || BNXT_CHIP_SR2(bp))
1713
1714 /* Chip class phase 4.x */
1715 #define BNXT_CHIP_P4(bp) \
1716 (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1717 BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
1718 BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
1719 (BNXT_CHIP_NUM_58700((bp)->chip_num) && \
1720 !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1721
1722 #define BNXT_CHIP_P4_PLUS(bp) \
1723 (BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp))
1724
1725 struct bnxt_en_dev *edev;
1726 struct bnxt_en_dev * (*ulp_probe)(struct net_device *);
1727
1728 struct bnxt_napi **bnapi;
1729
1730 struct bnxt_rx_ring_info *rx_ring;
1731 struct bnxt_tx_ring_info *tx_ring;
1732 u16 *tx_ring_map;
1733
1734 struct sk_buff * (*gro_func)(struct bnxt_tpa_info *, int, int,
1735 struct sk_buff *);
1736
1737 struct sk_buff * (*rx_skb_func)(struct bnxt *,
1738 struct bnxt_rx_ring_info *,
1739 u16, void *, u8 *, dma_addr_t,
1740 unsigned int);
1741
1742 u16 max_tpa_v2;
1743 u16 max_tpa;
1744 u32 rx_buf_size;
1745 u32 rx_buf_use_size; /* useable size */
1746 u16 rx_offset;
1747 u16 rx_dma_offset;
1748 enum dma_data_direction rx_dir;
1749 u32 rx_ring_size;
1750 u32 rx_agg_ring_size;
1751 u32 rx_copy_thresh;
1752 u32 rx_ring_mask;
1753 u32 rx_agg_ring_mask;
1754 int rx_nr_pages;
1755 int rx_agg_nr_pages;
1756 int rx_nr_rings;
1757 int rsscos_nr_ctxs;
1758
1759 u32 tx_ring_size;
1760 u32 tx_ring_mask;
1761 int tx_nr_pages;
1762 int tx_nr_rings;
1763 int tx_nr_rings_per_tc;
1764 int tx_nr_rings_xdp;
1765
1766 int tx_wake_thresh;
1767 int tx_push_thresh;
1768 int tx_push_size;
1769
1770 u32 cp_ring_size;
1771 u32 cp_ring_mask;
1772 u32 cp_bit;
1773 int cp_nr_pages;
1774 int cp_nr_rings;
1775
1776 /* grp_info indexed by completion ring index */
1777 struct bnxt_ring_grp_info *grp_info;
1778 struct bnxt_vnic_info *vnic_info;
1779 int nr_vnics;
1780 u16 *rss_indir_tbl;
1781 u16 rss_indir_tbl_entries;
1782 u32 rss_hash_cfg;
1783
1784 u16 max_mtu;
1785 u8 max_tc;
1786 u8 max_lltc; /* lossless TCs */
1787 struct bnxt_queue_info q_info[BNXT_MAX_QUEUE];
1788 u8 tc_to_qidx[BNXT_MAX_QUEUE];
1789 u8 q_ids[BNXT_MAX_QUEUE];
1790 u8 max_q;
1791
1792 unsigned int current_interval;
1793 #define BNXT_TIMER_INTERVAL HZ
1794
1795 struct timer_list timer;
1796
1797 unsigned long state;
1798 #define BNXT_STATE_OPEN 0
1799 #define BNXT_STATE_IN_SP_TASK 1
1800 #define BNXT_STATE_READ_STATS 2
1801 #define BNXT_STATE_FW_RESET_DET 3
1802 #define BNXT_STATE_IN_FW_RESET 4
1803 #define BNXT_STATE_ABORT_ERR 5
1804 #define BNXT_STATE_FW_FATAL_COND 6
1805 #define BNXT_STATE_DRV_REGISTERED 7
1806 #define BNXT_STATE_PCI_CHANNEL_IO_FROZEN 8
1807
1808 #define BNXT_NO_FW_ACCESS(bp) \
1809 (test_bit(BNXT_STATE_FW_FATAL_COND, &(bp)->state) || \
1810 pci_channel_offline((bp)->pdev))
1811
1812 struct bnxt_irq *irq_tbl;
1813 int total_irqs;
1814 u8 mac_addr[ETH_ALEN];
1815
1816 #ifdef CONFIG_BNXT_DCB
1817 struct ieee_pfc *ieee_pfc;
1818 struct ieee_ets *ieee_ets;
1819 u8 dcbx_cap;
1820 u8 default_pri;
1821 u8 max_dscp_value;
1822 #endif /* CONFIG_BNXT_DCB */
1823
1824 u32 msg_enable;
1825
1826 u32 fw_cap;
1827 #define BNXT_FW_CAP_SHORT_CMD 0x00000001
1828 #define BNXT_FW_CAP_LLDP_AGENT 0x00000002
1829 #define BNXT_FW_CAP_DCBX_AGENT 0x00000004
1830 #define BNXT_FW_CAP_NEW_RM 0x00000008
1831 #define BNXT_FW_CAP_IF_CHANGE 0x00000010
1832 #define BNXT_FW_CAP_KONG_MB_CHNL 0x00000080
1833 #define BNXT_FW_CAP_OVS_64BIT_HANDLE 0x00000400
1834 #define BNXT_FW_CAP_TRUSTED_VF 0x00000800
1835 #define BNXT_FW_CAP_ERROR_RECOVERY 0x00002000
1836 #define BNXT_FW_CAP_PKG_VER 0x00004000
1837 #define BNXT_FW_CAP_CFA_ADV_FLOW 0x00008000
1838 #define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2 0x00010000
1839 #define BNXT_FW_CAP_PCIE_STATS_SUPPORTED 0x00020000
1840 #define BNXT_FW_CAP_EXT_STATS_SUPPORTED 0x00040000
1841 #define BNXT_FW_CAP_ERR_RECOVER_RELOAD 0x00100000
1842 #define BNXT_FW_CAP_HOT_RESET 0x00200000
1843 #define BNXT_FW_CAP_SHARED_PORT_CFG 0x00400000
1844 #define BNXT_FW_CAP_VLAN_RX_STRIP 0x01000000
1845 #define BNXT_FW_CAP_VLAN_TX_INSERT 0x02000000
1846 #define BNXT_FW_CAP_EXT_HW_STATS_SUPPORTED 0x04000000
1847 #define BNXT_FW_CAP_PORT_STATS_NO_RESET 0x10000000
1848 #define BNXT_FW_CAP_RING_MONITOR 0x40000000
1849
1850 #define BNXT_NEW_RM(bp) ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
1851 u32 hwrm_spec_code;
1852 u16 hwrm_cmd_seq;
1853 u16 hwrm_cmd_kong_seq;
1854 u16 hwrm_intr_seq_id;
1855 void *hwrm_short_cmd_req_addr;
1856 dma_addr_t hwrm_short_cmd_req_dma_addr;
1857 void *hwrm_cmd_resp_addr;
1858 dma_addr_t hwrm_cmd_resp_dma_addr;
1859 void *hwrm_cmd_kong_resp_addr;
1860 dma_addr_t hwrm_cmd_kong_resp_dma_addr;
1861
1862 struct rtnl_link_stats64 net_stats_prev;
1863 struct bnxt_stats_mem port_stats;
1864 struct bnxt_stats_mem rx_port_stats_ext;
1865 struct bnxt_stats_mem tx_port_stats_ext;
1866 u16 fw_rx_stats_ext_size;
1867 u16 fw_tx_stats_ext_size;
1868 u16 hw_ring_stats_size;
1869 u8 pri2cos_idx[8];
1870 u8 pri2cos_valid;
1871
1872 u16 hwrm_max_req_len;
1873 u16 hwrm_max_ext_req_len;
1874 int hwrm_cmd_timeout;
1875 struct mutex hwrm_cmd_lock; /* serialize hwrm messages */
1876 struct hwrm_ver_get_output ver_resp;
1877 #define FW_VER_STR_LEN 32
1878 #define BC_HWRM_STR_LEN 21
1879 #define PHY_VER_STR_LEN (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1880 char fw_ver_str[FW_VER_STR_LEN];
1881 char hwrm_ver_supp[FW_VER_STR_LEN];
1882 char nvm_cfg_ver[FW_VER_STR_LEN];
1883 u64 fw_ver_code;
1884 #define BNXT_FW_VER_CODE(maj, min, bld, rsv) \
1885 ((u64)(maj) << 48 | (u64)(min) << 32 | (u64)(bld) << 16 | (rsv))
1886 #define BNXT_FW_MAJ(bp) ((bp)->fw_ver_code >> 48)
1887
1888 u16 vxlan_fw_dst_port_id;
1889 u16 nge_fw_dst_port_id;
1890 u8 port_partition_type;
1891 u8 port_count;
1892 u16 br_mode;
1893
1894 struct bnxt_coal_cap coal_cap;
1895 struct bnxt_coal rx_coal;
1896 struct bnxt_coal tx_coal;
1897
1898 u32 stats_coal_ticks;
1899 #define BNXT_DEF_STATS_COAL_TICKS 1000000
1900 #define BNXT_MIN_STATS_COAL_TICKS 250000
1901 #define BNXT_MAX_STATS_COAL_TICKS 1000000
1902
1903 struct work_struct sp_task;
1904 unsigned long sp_event;
1905 #define BNXT_RX_MASK_SP_EVENT 0
1906 #define BNXT_RX_NTP_FLTR_SP_EVENT 1
1907 #define BNXT_LINK_CHNG_SP_EVENT 2
1908 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1909 #define BNXT_RESET_TASK_SP_EVENT 6
1910 #define BNXT_RST_RING_SP_EVENT 7
1911 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8
1912 #define BNXT_PERIODIC_STATS_SP_EVENT 9
1913 #define BNXT_HWRM_PORT_MODULE_SP_EVENT 10
1914 #define BNXT_RESET_TASK_SILENT_SP_EVENT 11
1915 #define BNXT_LINK_SPEED_CHNG_SP_EVENT 14
1916 #define BNXT_FLOW_STATS_SP_EVENT 15
1917 #define BNXT_UPDATE_PHY_SP_EVENT 16
1918 #define BNXT_RING_COAL_NOW_SP_EVENT 17
1919 #define BNXT_FW_RESET_NOTIFY_SP_EVENT 18
1920 #define BNXT_FW_EXCEPTION_SP_EVENT 19
1921 #define BNXT_LINK_CFG_CHANGE_SP_EVENT 21
1922
1923 struct delayed_work fw_reset_task;
1924 int fw_reset_state;
1925 #define BNXT_FW_RESET_STATE_POLL_VF 1
1926 #define BNXT_FW_RESET_STATE_RESET_FW 2
1927 #define BNXT_FW_RESET_STATE_ENABLE_DEV 3
1928 #define BNXT_FW_RESET_STATE_POLL_FW 4
1929 #define BNXT_FW_RESET_STATE_OPENING 5
1930 #define BNXT_FW_RESET_STATE_POLL_FW_DOWN 6
1931
1932 u16 fw_reset_min_dsecs;
1933 #define BNXT_DFLT_FW_RST_MIN_DSECS 20
1934 u16 fw_reset_max_dsecs;
1935 #define BNXT_DFLT_FW_RST_MAX_DSECS 60
1936 unsigned long fw_reset_timestamp;
1937
1938 struct bnxt_fw_health *fw_health;
1939
1940 struct bnxt_hw_resc hw_resc;
1941 struct bnxt_pf_info pf;
1942 struct bnxt_ctx_mem_info *ctx;
1943 #ifdef CONFIG_BNXT_SRIOV
1944 int nr_vfs;
1945 struct bnxt_vf_info vf;
1946 wait_queue_head_t sriov_cfg_wait;
1947 bool sriov_cfg;
1948 #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
1949
1950 /* lock to protect VF-rep creation/cleanup via
1951 * multiple paths such as ->sriov_configure() and
1952 * devlink ->eswitch_mode_set()
1953 */
1954 struct mutex sriov_lock;
1955 #endif
1956
1957 #if BITS_PER_LONG == 32
1958 /* ensure atomic 64-bit doorbell writes on 32-bit systems. */
1959 spinlock_t db_lock;
1960 #endif
1961 int db_size;
1962
1963 #define BNXT_NTP_FLTR_MAX_FLTR 4096
1964 #define BNXT_NTP_FLTR_HASH_SIZE 512
1965 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1966 struct hlist_head ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1967 spinlock_t ntp_fltr_lock; /* for hash table add, del */
1968
1969 unsigned long *ntp_fltr_bmap;
1970 int ntp_fltr_count;
1971
1972 /* To protect link related settings during link changes and
1973 * ethtool settings changes.
1974 */
1975 struct mutex link_lock;
1976 struct bnxt_link_info link_info;
1977 struct ethtool_eee eee;
1978 u32 lpi_tmr_lo;
1979 u32 lpi_tmr_hi;
1980
1981 u8 num_tests;
1982 struct bnxt_test_info *test_info;
1983
1984 u8 wol_filter_id;
1985 u8 wol;
1986
1987 u8 num_leds;
1988 struct bnxt_led_info leds[BNXT_MAX_LED];
1989 u16 dump_flag;
1990 #define BNXT_DUMP_LIVE 0
1991 #define BNXT_DUMP_CRASH 1
1992
1993 struct bpf_prog *xdp_prog;
1994
1995 /* devlink interface and vf-rep structs */
1996 struct devlink *dl;
1997 struct devlink_port dl_port;
1998 enum devlink_eswitch_mode eswitch_mode;
1999 struct bnxt_vf_rep **vf_reps; /* array of vf-rep ptrs */
2000 u16 *cfa_code_map; /* cfa_code -> vf_idx map */
2001 u8 dsn[8];
2002 struct bnxt_tc_info *tc_info;
2003 struct list_head tc_indr_block_list;
2004 struct dentry *debugfs_pdev;
2005 struct device *hwmon_dev;
2006 };
2007
2008 #define BNXT_NUM_RX_RING_STATS 8
2009 #define BNXT_NUM_TX_RING_STATS 8
2010 #define BNXT_NUM_TPA_RING_STATS 4
2011 #define BNXT_NUM_TPA_RING_STATS_P5 5
2012 #define BNXT_NUM_TPA_RING_STATS_P5_SR2 6
2013
2014 #define BNXT_RING_STATS_SIZE_P5 \
2015 ((BNXT_NUM_RX_RING_STATS + BNXT_NUM_TX_RING_STATS + \
2016 BNXT_NUM_TPA_RING_STATS_P5) * 8)
2017
2018 #define BNXT_RING_STATS_SIZE_P5_SR2 \
2019 ((BNXT_NUM_RX_RING_STATS + BNXT_NUM_TX_RING_STATS + \
2020 BNXT_NUM_TPA_RING_STATS_P5_SR2) * 8)
2021
2022 #define BNXT_GET_RING_STATS64(sw, counter) \
2023 (*((sw) + offsetof(struct ctx_hw_stats, counter) / 8))
2024
2025 #define BNXT_GET_RX_PORT_STATS64(sw, counter) \
2026 (*((sw) + offsetof(struct rx_port_stats, counter) / 8))
2027
2028 #define BNXT_GET_TX_PORT_STATS64(sw, counter) \
2029 (*((sw) + offsetof(struct tx_port_stats, counter) / 8))
2030
2031 #define BNXT_PORT_STATS_SIZE \
2032 (sizeof(struct rx_port_stats) + sizeof(struct tx_port_stats) + 1024)
2033
2034 #define BNXT_TX_PORT_STATS_BYTE_OFFSET \
2035 (sizeof(struct rx_port_stats) + 512)
2036
2037 #define BNXT_RX_STATS_OFFSET(counter) \
2038 (offsetof(struct rx_port_stats, counter) / 8)
2039
2040 #define BNXT_TX_STATS_OFFSET(counter) \
2041 ((offsetof(struct tx_port_stats, counter) + \
2042 BNXT_TX_PORT_STATS_BYTE_OFFSET) / 8)
2043
2044 #define BNXT_RX_STATS_EXT_OFFSET(counter) \
2045 (offsetof(struct rx_port_stats_ext, counter) / 8)
2046
2047 #define BNXT_TX_STATS_EXT_OFFSET(counter) \
2048 (offsetof(struct tx_port_stats_ext, counter) / 8)
2049
2050 #define BNXT_HW_FEATURE_VLAN_ALL_RX \
2051 (NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX)
2052 #define BNXT_HW_FEATURE_VLAN_ALL_TX \
2053 (NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX)
2054
2055 #define I2C_DEV_ADDR_A0 0xa0
2056 #define I2C_DEV_ADDR_A2 0xa2
2057 #define SFF_DIAG_SUPPORT_OFFSET 0x5c
2058 #define SFF_MODULE_ID_SFP 0x3
2059 #define SFF_MODULE_ID_QSFP 0xc
2060 #define SFF_MODULE_ID_QSFP_PLUS 0xd
2061 #define SFF_MODULE_ID_QSFP28 0x11
2062 #define BNXT_MAX_PHY_I2C_RESP_SIZE 64
2063
bnxt_tx_avail(struct bnxt * bp,struct bnxt_tx_ring_info * txr)2064 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
2065 {
2066 /* Tell compiler to fetch tx indices from memory. */
2067 barrier();
2068
2069 return bp->tx_ring_size -
2070 ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
2071 }
2072
2073 #if BITS_PER_LONG == 32
2074 #define writeq(val64, db) \
2075 do { \
2076 spin_lock(&bp->db_lock); \
2077 writel((val64) & 0xffffffff, db); \
2078 writel((val64) >> 32, (db) + 4); \
2079 spin_unlock(&bp->db_lock); \
2080 } while (0)
2081
2082 #define writeq_relaxed writeq
2083 #endif
2084
2085 /* For TX and RX ring doorbells with no ordering guarantee*/
bnxt_db_write_relaxed(struct bnxt * bp,struct bnxt_db_info * db,u32 idx)2086 static inline void bnxt_db_write_relaxed(struct bnxt *bp,
2087 struct bnxt_db_info *db, u32 idx)
2088 {
2089 if (bp->flags & BNXT_FLAG_CHIP_P5) {
2090 writeq_relaxed(db->db_key64 | idx, db->doorbell);
2091 } else {
2092 u32 db_val = db->db_key32 | idx;
2093
2094 writel_relaxed(db_val, db->doorbell);
2095 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
2096 writel_relaxed(db_val, db->doorbell);
2097 }
2098 }
2099
2100 /* For TX and RX ring doorbells */
bnxt_db_write(struct bnxt * bp,struct bnxt_db_info * db,u32 idx)2101 static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db,
2102 u32 idx)
2103 {
2104 if (bp->flags & BNXT_FLAG_CHIP_P5) {
2105 writeq(db->db_key64 | idx, db->doorbell);
2106 } else {
2107 u32 db_val = db->db_key32 | idx;
2108
2109 writel(db_val, db->doorbell);
2110 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
2111 writel(db_val, db->doorbell);
2112 }
2113 }
2114
bnxt_cfa_hwrm_message(u16 req_type)2115 static inline bool bnxt_cfa_hwrm_message(u16 req_type)
2116 {
2117 switch (req_type) {
2118 case HWRM_CFA_ENCAP_RECORD_ALLOC:
2119 case HWRM_CFA_ENCAP_RECORD_FREE:
2120 case HWRM_CFA_DECAP_FILTER_ALLOC:
2121 case HWRM_CFA_DECAP_FILTER_FREE:
2122 case HWRM_CFA_EM_FLOW_ALLOC:
2123 case HWRM_CFA_EM_FLOW_FREE:
2124 case HWRM_CFA_EM_FLOW_CFG:
2125 case HWRM_CFA_FLOW_ALLOC:
2126 case HWRM_CFA_FLOW_FREE:
2127 case HWRM_CFA_FLOW_INFO:
2128 case HWRM_CFA_FLOW_FLUSH:
2129 case HWRM_CFA_FLOW_STATS:
2130 case HWRM_CFA_METER_PROFILE_ALLOC:
2131 case HWRM_CFA_METER_PROFILE_FREE:
2132 case HWRM_CFA_METER_PROFILE_CFG:
2133 case HWRM_CFA_METER_INSTANCE_ALLOC:
2134 case HWRM_CFA_METER_INSTANCE_FREE:
2135 return true;
2136 default:
2137 return false;
2138 }
2139 }
2140
bnxt_kong_hwrm_message(struct bnxt * bp,struct input * req)2141 static inline bool bnxt_kong_hwrm_message(struct bnxt *bp, struct input *req)
2142 {
2143 return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
2144 bnxt_cfa_hwrm_message(le16_to_cpu(req->req_type)));
2145 }
2146
bnxt_hwrm_kong_chnl(struct bnxt * bp,struct input * req)2147 static inline bool bnxt_hwrm_kong_chnl(struct bnxt *bp, struct input *req)
2148 {
2149 return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
2150 req->resp_addr == cpu_to_le64(bp->hwrm_cmd_kong_resp_dma_addr));
2151 }
2152
bnxt_get_hwrm_resp_addr(struct bnxt * bp,void * req)2153 static inline void *bnxt_get_hwrm_resp_addr(struct bnxt *bp, void *req)
2154 {
2155 if (bnxt_hwrm_kong_chnl(bp, (struct input *)req))
2156 return bp->hwrm_cmd_kong_resp_addr;
2157 else
2158 return bp->hwrm_cmd_resp_addr;
2159 }
2160
bnxt_get_hwrm_seq_id(struct bnxt * bp,u16 dst)2161 static inline u16 bnxt_get_hwrm_seq_id(struct bnxt *bp, u16 dst)
2162 {
2163 u16 seq_id;
2164
2165 if (dst == BNXT_HWRM_CHNL_CHIMP)
2166 seq_id = bp->hwrm_cmd_seq++;
2167 else
2168 seq_id = bp->hwrm_cmd_kong_seq++;
2169 return seq_id;
2170 }
2171
2172 extern const u16 bnxt_lhint_arr[];
2173
2174 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
2175 u16 prod, gfp_t gfp);
2176 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
2177 u32 bnxt_fw_health_readl(struct bnxt *bp, int reg_idx);
2178 void bnxt_set_tpa_flags(struct bnxt *bp);
2179 void bnxt_set_ring_params(struct bnxt *);
2180 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
2181 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
2182 int _hwrm_send_message(struct bnxt *, void *, u32, int);
2183 int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
2184 int hwrm_send_message(struct bnxt *, void *, u32, int);
2185 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
2186 int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap,
2187 int bmap_size, bool async_only);
2188 int bnxt_get_nr_rss_ctxs(struct bnxt *bp, int rx_rings);
2189 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
2190 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
2191 int bnxt_nq_rings_in_use(struct bnxt *bp);
2192 int bnxt_hwrm_set_coal(struct bnxt *);
2193 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
2194 unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp);
2195 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
2196 unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp);
2197 int bnxt_get_avail_msix(struct bnxt *bp, int num);
2198 int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init);
2199 void bnxt_tx_disable(struct bnxt *bp);
2200 void bnxt_tx_enable(struct bnxt *bp);
2201 int bnxt_update_link(struct bnxt *bp, bool chng_link_state);
2202 int bnxt_hwrm_set_pause(struct bnxt *);
2203 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
2204 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
2205 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
2206 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
2207 int bnxt_hwrm_fw_set_time(struct bnxt *);
2208 int bnxt_open_nic(struct bnxt *, bool, bool);
2209 int bnxt_half_open_nic(struct bnxt *bp);
2210 void bnxt_half_close_nic(struct bnxt *bp);
2211 int bnxt_close_nic(struct bnxt *, bool, bool);
2212 int bnxt_dbg_hwrm_rd_reg(struct bnxt *bp, u32 reg_off, u16 num_words,
2213 u32 *reg_buf);
2214 void bnxt_fw_exception(struct bnxt *bp);
2215 void bnxt_fw_reset(struct bnxt *bp);
2216 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
2217 int tx_xdp);
2218 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
2219 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
2220 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
2221 int bnxt_get_port_parent_id(struct net_device *dev,
2222 struct netdev_phys_item_id *ppid);
2223 void bnxt_dim_work(struct work_struct *work);
2224 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
2225
2226 #endif
2227