]> git.ipfire.org Git - thirdparty/linux.git/blob - drivers/net/ethernet/broadcom/bnxt/bnxt.h
Merge tag 'io_uring-5.7-2020-05-22' of git://git.kernel.dk/linux-block
[thirdparty/linux.git] / drivers / net / ethernet / broadcom / bnxt / bnxt.h
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 INVALID_HW_RING_ID ((u16)-1)
541
542 /* The hardware supports certain page sizes. Use the supported page sizes
543 * to allocate the rings.
544 */
545 #if (PAGE_SHIFT < 12)
546 #define BNXT_PAGE_SHIFT 12
547 #elif (PAGE_SHIFT <= 13)
548 #define BNXT_PAGE_SHIFT PAGE_SHIFT
549 #elif (PAGE_SHIFT < 16)
550 #define BNXT_PAGE_SHIFT 13
551 #else
552 #define BNXT_PAGE_SHIFT 16
553 #endif
554
555 #define BNXT_PAGE_SIZE (1 << BNXT_PAGE_SHIFT)
556
557 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
558 #if (PAGE_SHIFT > 15)
559 #define BNXT_RX_PAGE_SHIFT 15
560 #else
561 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
562 #endif
563
564 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
565
566 #define BNXT_MAX_MTU 9500
567 #define BNXT_MAX_PAGE_MODE_MTU \
568 ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN - \
569 XDP_PACKET_HEADROOM)
570
571 #define BNXT_MIN_PKT_SIZE 52
572
573 #define BNXT_DEFAULT_RX_RING_SIZE 511
574 #define BNXT_DEFAULT_TX_RING_SIZE 511
575
576 #define MAX_TPA 64
577 #define MAX_TPA_P5 256
578 #define MAX_TPA_P5_MASK (MAX_TPA_P5 - 1)
579 #define MAX_TPA_SEGS_P5 0x3f
580
581 #if (BNXT_PAGE_SHIFT == 16)
582 #define MAX_RX_PAGES 1
583 #define MAX_RX_AGG_PAGES 4
584 #define MAX_TX_PAGES 1
585 #define MAX_CP_PAGES 8
586 #else
587 #define MAX_RX_PAGES 8
588 #define MAX_RX_AGG_PAGES 32
589 #define MAX_TX_PAGES 8
590 #define MAX_CP_PAGES 64
591 #endif
592
593 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
594 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
595 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
596
597 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
598 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
599
600 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
601
602 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
603 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
604
605 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
606
607 #define BNXT_MAX_RX_DESC_CNT (RX_DESC_CNT * MAX_RX_PAGES - 1)
608 #define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
609 #define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1)
610
611 #define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
612 #define RX_IDX(x) ((x) & (RX_DESC_CNT - 1))
613
614 #define TX_RING(x) (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
615 #define TX_IDX(x) ((x) & (TX_DESC_CNT - 1))
616
617 #define CP_RING(x) (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
618 #define CP_IDX(x) ((x) & (CP_DESC_CNT - 1))
619
620 #define TX_CMP_VALID(txcmp, raw_cons) \
621 (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) == \
622 !((raw_cons) & bp->cp_bit))
623
624 #define RX_CMP_VALID(rxcmp1, raw_cons) \
625 (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
626 !((raw_cons) & bp->cp_bit))
627
628 #define RX_AGG_CMP_VALID(agg, raw_cons) \
629 (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
630 !((raw_cons) & bp->cp_bit))
631
632 #define NQ_CMP_VALID(nqcmp, raw_cons) \
633 (!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit))
634
635 #define TX_CMP_TYPE(txcmp) \
636 (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
637
638 #define RX_CMP_TYPE(rxcmp) \
639 (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
640
641 #define NEXT_RX(idx) (((idx) + 1) & bp->rx_ring_mask)
642
643 #define NEXT_RX_AGG(idx) (((idx) + 1) & bp->rx_agg_ring_mask)
644
645 #define NEXT_TX(idx) (((idx) + 1) & bp->tx_ring_mask)
646
647 #define ADV_RAW_CMP(idx, n) ((idx) + (n))
648 #define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1)
649 #define RING_CMP(idx) ((idx) & bp->cp_ring_mask)
650 #define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1))
651
652 #define BNXT_HWRM_MAX_REQ_LEN (bp->hwrm_max_req_len)
653 #define BNXT_HWRM_SHORT_REQ_LEN sizeof(struct hwrm_short_input)
654 #define DFLT_HWRM_CMD_TIMEOUT 500
655 #define SHORT_HWRM_CMD_TIMEOUT 20
656 #define HWRM_CMD_TIMEOUT (bp->hwrm_cmd_timeout)
657 #define HWRM_RESET_TIMEOUT ((HWRM_CMD_TIMEOUT) * 4)
658 #define HWRM_COREDUMP_TIMEOUT ((HWRM_CMD_TIMEOUT) * 12)
659 #define HWRM_RESP_ERR_CODE_MASK 0xffff
660 #define HWRM_RESP_LEN_OFFSET 4
661 #define HWRM_RESP_LEN_MASK 0xffff0000
662 #define HWRM_RESP_LEN_SFT 16
663 #define HWRM_RESP_VALID_MASK 0xff000000
664 #define BNXT_HWRM_REQ_MAX_SIZE 128
665 #define BNXT_HWRM_REQS_PER_PAGE (BNXT_PAGE_SIZE / \
666 BNXT_HWRM_REQ_MAX_SIZE)
667 #define HWRM_SHORT_MIN_TIMEOUT 3
668 #define HWRM_SHORT_MAX_TIMEOUT 10
669 #define HWRM_SHORT_TIMEOUT_COUNTER 5
670
671 #define HWRM_MIN_TIMEOUT 25
672 #define HWRM_MAX_TIMEOUT 40
673
674 #define HWRM_TOTAL_TIMEOUT(n) (((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ? \
675 ((n) * HWRM_SHORT_MIN_TIMEOUT) : \
676 (HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT + \
677 ((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
678
679 #define HWRM_VALID_BIT_DELAY_USEC 150
680
681 #define BNXT_HWRM_CHNL_CHIMP 0
682 #define BNXT_HWRM_CHNL_KONG 1
683
684 #define BNXT_RX_EVENT 1
685 #define BNXT_AGG_EVENT 2
686 #define BNXT_TX_EVENT 4
687 #define BNXT_REDIRECT_EVENT 8
688
689 struct bnxt_sw_tx_bd {
690 union {
691 struct sk_buff *skb;
692 struct xdp_frame *xdpf;
693 };
694 DEFINE_DMA_UNMAP_ADDR(mapping);
695 DEFINE_DMA_UNMAP_LEN(len);
696 u8 is_gso;
697 u8 is_push;
698 u8 action;
699 union {
700 unsigned short nr_frags;
701 u16 rx_prod;
702 };
703 };
704
705 struct bnxt_sw_rx_bd {
706 void *data;
707 u8 *data_ptr;
708 dma_addr_t mapping;
709 };
710
711 struct bnxt_sw_rx_agg_bd {
712 struct page *page;
713 unsigned int offset;
714 dma_addr_t mapping;
715 };
716
717 struct bnxt_ring_mem_info {
718 int nr_pages;
719 int page_size;
720 u16 flags;
721 #define BNXT_RMEM_VALID_PTE_FLAG 1
722 #define BNXT_RMEM_RING_PTE_FLAG 2
723 #define BNXT_RMEM_USE_FULL_PAGE_FLAG 4
724
725 u16 depth;
726 u8 init_val;
727
728 void **pg_arr;
729 dma_addr_t *dma_arr;
730
731 __le64 *pg_tbl;
732 dma_addr_t pg_tbl_map;
733
734 int vmem_size;
735 void **vmem;
736 };
737
738 struct bnxt_ring_struct {
739 struct bnxt_ring_mem_info ring_mem;
740
741 u16 fw_ring_id; /* Ring id filled by Chimp FW */
742 union {
743 u16 grp_idx;
744 u16 map_idx; /* Used by cmpl rings */
745 };
746 u32 handle;
747 u8 queue_id;
748 };
749
750 struct tx_push_bd {
751 __le32 doorbell;
752 __le32 tx_bd_len_flags_type;
753 u32 tx_bd_opaque;
754 struct tx_bd_ext txbd2;
755 };
756
757 struct tx_push_buffer {
758 struct tx_push_bd push_bd;
759 u32 data[25];
760 };
761
762 struct bnxt_db_info {
763 void __iomem *doorbell;
764 union {
765 u64 db_key64;
766 u32 db_key32;
767 };
768 };
769
770 struct bnxt_tx_ring_info {
771 struct bnxt_napi *bnapi;
772 u16 tx_prod;
773 u16 tx_cons;
774 u16 txq_index;
775 struct bnxt_db_info tx_db;
776
777 struct tx_bd *tx_desc_ring[MAX_TX_PAGES];
778 struct bnxt_sw_tx_bd *tx_buf_ring;
779
780 dma_addr_t tx_desc_mapping[MAX_TX_PAGES];
781
782 struct tx_push_buffer *tx_push;
783 dma_addr_t tx_push_mapping;
784 __le64 data_mapping;
785
786 #define BNXT_DEV_STATE_CLOSING 0x1
787 u32 dev_state;
788
789 struct bnxt_ring_struct tx_ring_struct;
790 };
791
792 #define BNXT_LEGACY_COAL_CMPL_PARAMS \
793 (RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN | \
794 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX | \
795 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET | \
796 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE | \
797 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR | \
798 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
799 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR | \
800 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
801 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
802
803 #define BNXT_COAL_CMPL_ENABLES \
804 (RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
805 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
806 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
807 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
808
809 #define BNXT_COAL_CMPL_MIN_TMR_ENABLE \
810 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
811
812 #define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE \
813 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
814
815 struct bnxt_coal_cap {
816 u32 cmpl_params;
817 u32 nq_params;
818 u16 num_cmpl_dma_aggr_max;
819 u16 num_cmpl_dma_aggr_during_int_max;
820 u16 cmpl_aggr_dma_tmr_max;
821 u16 cmpl_aggr_dma_tmr_during_int_max;
822 u16 int_lat_tmr_min_max;
823 u16 int_lat_tmr_max_max;
824 u16 num_cmpl_aggr_int_max;
825 u16 timer_units;
826 };
827
828 struct bnxt_coal {
829 u16 coal_ticks;
830 u16 coal_ticks_irq;
831 u16 coal_bufs;
832 u16 coal_bufs_irq;
833 /* RING_IDLE enabled when coal ticks < idle_thresh */
834 u16 idle_thresh;
835 u8 bufs_per_record;
836 u8 budget;
837 };
838
839 struct bnxt_tpa_info {
840 void *data;
841 u8 *data_ptr;
842 dma_addr_t mapping;
843 u16 len;
844 unsigned short gso_type;
845 u32 flags2;
846 u32 metadata;
847 enum pkt_hash_types hash_type;
848 u32 rss_hash;
849 u32 hdr_info;
850
851 #define BNXT_TPA_L4_SIZE(hdr_info) \
852 (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
853
854 #define BNXT_TPA_INNER_L3_OFF(hdr_info) \
855 (((hdr_info) >> 18) & 0x1ff)
856
857 #define BNXT_TPA_INNER_L2_OFF(hdr_info) \
858 (((hdr_info) >> 9) & 0x1ff)
859
860 #define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
861 ((hdr_info) & 0x1ff)
862
863 u16 cfa_code; /* cfa_code in TPA start compl */
864 u8 agg_count;
865 struct rx_agg_cmp *agg_arr;
866 };
867
868 #define BNXT_AGG_IDX_BMAP_SIZE (MAX_TPA_P5 / BITS_PER_LONG)
869
870 struct bnxt_tpa_idx_map {
871 u16 agg_id_tbl[1024];
872 unsigned long agg_idx_bmap[BNXT_AGG_IDX_BMAP_SIZE];
873 };
874
875 struct bnxt_rx_ring_info {
876 struct bnxt_napi *bnapi;
877 u16 rx_prod;
878 u16 rx_agg_prod;
879 u16 rx_sw_agg_prod;
880 u16 rx_next_cons;
881 struct bnxt_db_info rx_db;
882 struct bnxt_db_info rx_agg_db;
883
884 struct bpf_prog *xdp_prog;
885
886 struct rx_bd *rx_desc_ring[MAX_RX_PAGES];
887 struct bnxt_sw_rx_bd *rx_buf_ring;
888
889 struct rx_bd *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
890 struct bnxt_sw_rx_agg_bd *rx_agg_ring;
891
892 unsigned long *rx_agg_bmap;
893 u16 rx_agg_bmap_size;
894
895 struct page *rx_page;
896 unsigned int rx_page_offset;
897
898 dma_addr_t rx_desc_mapping[MAX_RX_PAGES];
899 dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
900
901 struct bnxt_tpa_info *rx_tpa;
902 struct bnxt_tpa_idx_map *rx_tpa_idx_map;
903
904 struct bnxt_ring_struct rx_ring_struct;
905 struct bnxt_ring_struct rx_agg_ring_struct;
906 struct xdp_rxq_info xdp_rxq;
907 struct page_pool *page_pool;
908 };
909
910 struct bnxt_cp_ring_info {
911 struct bnxt_napi *bnapi;
912 u32 cp_raw_cons;
913 struct bnxt_db_info cp_db;
914
915 u8 had_work_done:1;
916 u8 has_more_work:1;
917
918 u32 last_cp_raw_cons;
919
920 struct bnxt_coal rx_ring_coal;
921 u64 rx_packets;
922 u64 rx_bytes;
923 u64 event_ctr;
924
925 struct dim dim;
926
927 union {
928 struct tx_cmp *cp_desc_ring[MAX_CP_PAGES];
929 struct nqe_cn *nq_desc_ring[MAX_CP_PAGES];
930 };
931
932 dma_addr_t cp_desc_mapping[MAX_CP_PAGES];
933
934 struct ctx_hw_stats *hw_stats;
935 dma_addr_t hw_stats_map;
936 u32 hw_stats_ctx_id;
937 u64 rx_l4_csum_errors;
938 u64 rx_buf_errors;
939 u64 missed_irqs;
940
941 struct bnxt_ring_struct cp_ring_struct;
942
943 struct bnxt_cp_ring_info *cp_ring_arr[2];
944 #define BNXT_RX_HDL 0
945 #define BNXT_TX_HDL 1
946 };
947
948 struct bnxt_napi {
949 struct napi_struct napi;
950 struct bnxt *bp;
951
952 int index;
953 struct bnxt_cp_ring_info cp_ring;
954 struct bnxt_rx_ring_info *rx_ring;
955 struct bnxt_tx_ring_info *tx_ring;
956
957 void (*tx_int)(struct bnxt *, struct bnxt_napi *,
958 int);
959 int tx_pkts;
960 u8 events;
961
962 u32 flags;
963 #define BNXT_NAPI_FLAG_XDP 0x1
964
965 bool in_reset;
966 };
967
968 struct bnxt_irq {
969 irq_handler_t handler;
970 unsigned int vector;
971 u8 requested:1;
972 u8 have_cpumask:1;
973 char name[IFNAMSIZ + 2];
974 cpumask_var_t cpu_mask;
975 };
976
977 #define HWRM_RING_ALLOC_TX 0x1
978 #define HWRM_RING_ALLOC_RX 0x2
979 #define HWRM_RING_ALLOC_AGG 0x4
980 #define HWRM_RING_ALLOC_CMPL 0x8
981 #define HWRM_RING_ALLOC_NQ 0x10
982
983 #define INVALID_STATS_CTX_ID -1
984
985 struct bnxt_ring_grp_info {
986 u16 fw_stats_ctx;
987 u16 fw_grp_id;
988 u16 rx_fw_ring_id;
989 u16 agg_fw_ring_id;
990 u16 cp_fw_ring_id;
991 };
992
993 struct bnxt_vnic_info {
994 u16 fw_vnic_id; /* returned by Chimp during alloc */
995 #define BNXT_MAX_CTX_PER_VNIC 8
996 u16 fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
997 u16 fw_l2_ctx_id;
998 #define BNXT_MAX_UC_ADDRS 4
999 __le64 fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
1000 /* index 0 always dev_addr */
1001 u16 uc_filter_count;
1002 u8 *uc_list;
1003
1004 u16 *fw_grp_ids;
1005 dma_addr_t rss_table_dma_addr;
1006 __le16 *rss_table;
1007 dma_addr_t rss_hash_key_dma_addr;
1008 u64 *rss_hash_key;
1009 u32 rx_mask;
1010
1011 u8 *mc_list;
1012 int mc_list_size;
1013 int mc_list_count;
1014 dma_addr_t mc_list_mapping;
1015 #define BNXT_MAX_MC_ADDRS 16
1016
1017 u32 flags;
1018 #define BNXT_VNIC_RSS_FLAG 1
1019 #define BNXT_VNIC_RFS_FLAG 2
1020 #define BNXT_VNIC_MCAST_FLAG 4
1021 #define BNXT_VNIC_UCAST_FLAG 8
1022 #define BNXT_VNIC_RFS_NEW_RSS_FLAG 0x10
1023 };
1024
1025 struct bnxt_hw_resc {
1026 u16 min_rsscos_ctxs;
1027 u16 max_rsscos_ctxs;
1028 u16 min_cp_rings;
1029 u16 max_cp_rings;
1030 u16 resv_cp_rings;
1031 u16 min_tx_rings;
1032 u16 max_tx_rings;
1033 u16 resv_tx_rings;
1034 u16 max_tx_sch_inputs;
1035 u16 min_rx_rings;
1036 u16 max_rx_rings;
1037 u16 resv_rx_rings;
1038 u16 min_hw_ring_grps;
1039 u16 max_hw_ring_grps;
1040 u16 resv_hw_ring_grps;
1041 u16 min_l2_ctxs;
1042 u16 max_l2_ctxs;
1043 u16 min_vnics;
1044 u16 max_vnics;
1045 u16 resv_vnics;
1046 u16 min_stat_ctxs;
1047 u16 max_stat_ctxs;
1048 u16 resv_stat_ctxs;
1049 u16 max_nqs;
1050 u16 max_irqs;
1051 u16 resv_irqs;
1052 };
1053
1054 #if defined(CONFIG_BNXT_SRIOV)
1055 struct bnxt_vf_info {
1056 u16 fw_fid;
1057 u8 mac_addr[ETH_ALEN]; /* PF assigned MAC Address */
1058 u8 vf_mac_addr[ETH_ALEN]; /* VF assigned MAC address, only
1059 * stored by PF.
1060 */
1061 u16 vlan;
1062 u16 func_qcfg_flags;
1063 u32 flags;
1064 #define BNXT_VF_QOS 0x1
1065 #define BNXT_VF_SPOOFCHK 0x2
1066 #define BNXT_VF_LINK_FORCED 0x4
1067 #define BNXT_VF_LINK_UP 0x8
1068 #define BNXT_VF_TRUST 0x10
1069 u32 min_tx_rate;
1070 u32 max_tx_rate;
1071 void *hwrm_cmd_req_addr;
1072 dma_addr_t hwrm_cmd_req_dma_addr;
1073 };
1074 #endif
1075
1076 struct bnxt_pf_info {
1077 #define BNXT_FIRST_PF_FID 1
1078 #define BNXT_FIRST_VF_FID 128
1079 u16 fw_fid;
1080 u16 port_id;
1081 u8 mac_addr[ETH_ALEN];
1082 u32 first_vf_id;
1083 u16 active_vfs;
1084 u16 registered_vfs;
1085 u16 max_vfs;
1086 u32 max_encap_records;
1087 u32 max_decap_records;
1088 u32 max_tx_em_flows;
1089 u32 max_tx_wm_flows;
1090 u32 max_rx_em_flows;
1091 u32 max_rx_wm_flows;
1092 unsigned long *vf_event_bmap;
1093 u16 hwrm_cmd_req_pages;
1094 u8 vf_resv_strategy;
1095 #define BNXT_VF_RESV_STRATEGY_MAXIMAL 0
1096 #define BNXT_VF_RESV_STRATEGY_MINIMAL 1
1097 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC 2
1098 void *hwrm_cmd_req_addr[4];
1099 dma_addr_t hwrm_cmd_req_dma_addr[4];
1100 struct bnxt_vf_info *vf;
1101 };
1102
1103 struct bnxt_ntuple_filter {
1104 struct hlist_node hash;
1105 u8 dst_mac_addr[ETH_ALEN];
1106 u8 src_mac_addr[ETH_ALEN];
1107 struct flow_keys fkeys;
1108 __le64 filter_id;
1109 u16 sw_id;
1110 u8 l2_fltr_idx;
1111 u16 rxq;
1112 u32 flow_id;
1113 unsigned long state;
1114 #define BNXT_FLTR_VALID 0
1115 #define BNXT_FLTR_UPDATE 1
1116 };
1117
1118 struct bnxt_link_info {
1119 u8 phy_type;
1120 u8 media_type;
1121 u8 transceiver;
1122 u8 phy_addr;
1123 u8 phy_link_status;
1124 #define BNXT_LINK_NO_LINK PORT_PHY_QCFG_RESP_LINK_NO_LINK
1125 #define BNXT_LINK_SIGNAL PORT_PHY_QCFG_RESP_LINK_SIGNAL
1126 #define BNXT_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK
1127 u8 wire_speed;
1128 u8 loop_back;
1129 u8 link_up;
1130 u8 duplex;
1131 #define BNXT_LINK_DUPLEX_HALF PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
1132 #define BNXT_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
1133 u8 pause;
1134 #define BNXT_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX
1135 #define BNXT_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX
1136 #define BNXT_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \
1137 PORT_PHY_QCFG_RESP_PAUSE_TX)
1138 u8 lp_pause;
1139 u8 auto_pause_setting;
1140 u8 force_pause_setting;
1141 u8 duplex_setting;
1142 u8 auto_mode;
1143 #define BNXT_AUTO_MODE(mode) ((mode) > BNXT_LINK_AUTO_NONE && \
1144 (mode) <= BNXT_LINK_AUTO_MSK)
1145 #define BNXT_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
1146 #define BNXT_LINK_AUTO_ALLSPDS PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
1147 #define BNXT_LINK_AUTO_ONESPD PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
1148 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
1149 #define BNXT_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
1150 #define PHY_VER_LEN 3
1151 u8 phy_ver[PHY_VER_LEN];
1152 u16 link_speed;
1153 #define BNXT_LINK_SPEED_100MB PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
1154 #define BNXT_LINK_SPEED_1GB PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
1155 #define BNXT_LINK_SPEED_2GB PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
1156 #define BNXT_LINK_SPEED_2_5GB PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
1157 #define BNXT_LINK_SPEED_10GB PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
1158 #define BNXT_LINK_SPEED_20GB PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
1159 #define BNXT_LINK_SPEED_25GB PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
1160 #define BNXT_LINK_SPEED_40GB PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
1161 #define BNXT_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
1162 #define BNXT_LINK_SPEED_100GB PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
1163 u16 support_speeds;
1164 u16 auto_link_speeds; /* fw adv setting */
1165 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
1166 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
1167 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
1168 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
1169 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
1170 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
1171 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
1172 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
1173 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
1174 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
1175 u16 support_auto_speeds;
1176 u16 lp_auto_link_speeds;
1177 u16 force_link_speed;
1178 u32 preemphasis;
1179 u8 module_status;
1180 u16 fec_cfg;
1181 #define BNXT_FEC_AUTONEG PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
1182 #define BNXT_FEC_ENC_BASE_R PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
1183 #define BNXT_FEC_ENC_RS PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
1184
1185 /* copy of requested setting from ethtool cmd */
1186 u8 autoneg;
1187 #define BNXT_AUTONEG_SPEED 1
1188 #define BNXT_AUTONEG_FLOW_CTRL 2
1189 u8 req_duplex;
1190 u8 req_flow_ctrl;
1191 u16 req_link_speed;
1192 u16 advertising; /* user adv setting */
1193 bool force_link_chng;
1194
1195 bool phy_retry;
1196 unsigned long phy_retry_expires;
1197
1198 /* a copy of phy_qcfg output used to report link
1199 * info to VF
1200 */
1201 struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1202 };
1203
1204 #define BNXT_MAX_QUEUE 8
1205
1206 struct bnxt_queue_info {
1207 u8 queue_id;
1208 u8 queue_profile;
1209 };
1210
1211 #define BNXT_MAX_LED 4
1212
1213 struct bnxt_led_info {
1214 u8 led_id;
1215 u8 led_type;
1216 u8 led_group_id;
1217 u8 unused;
1218 __le16 led_state_caps;
1219 #define BNXT_LED_ALT_BLINK_CAP(x) ((x) & \
1220 cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1221
1222 __le16 led_color_caps;
1223 };
1224
1225 #define BNXT_MAX_TEST 8
1226
1227 struct bnxt_test_info {
1228 u8 offline_mask;
1229 u8 flags;
1230 #define BNXT_TEST_FL_EXT_LPBK 0x1
1231 #define BNXT_TEST_FL_AN_PHY_LPBK 0x2
1232 u16 timeout;
1233 char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1234 };
1235
1236 #define BNXT_GRCPF_REG_CHIMP_COMM 0x0
1237 #define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER 0x100
1238 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400
1239 #define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014
1240 #define BNXT_CAG_REG_BASE 0x300000
1241
1242 #define BNXT_GRCPF_REG_KONG_COMM 0xA00
1243 #define BNXT_GRCPF_REG_KONG_COMM_TRIGGER 0xB00
1244
1245 #define BNXT_GRC_BASE_MASK 0xfffff000
1246 #define BNXT_GRC_OFFSET_MASK 0x00000ffc
1247
1248 struct bnxt_tc_flow_stats {
1249 u64 packets;
1250 u64 bytes;
1251 };
1252
1253 #ifdef CONFIG_BNXT_FLOWER_OFFLOAD
1254 struct bnxt_flower_indr_block_cb_priv {
1255 struct net_device *tunnel_netdev;
1256 struct bnxt *bp;
1257 struct list_head list;
1258 };
1259 #endif
1260
1261 struct bnxt_tc_info {
1262 bool enabled;
1263
1264 /* hash table to store TC offloaded flows */
1265 struct rhashtable flow_table;
1266 struct rhashtable_params flow_ht_params;
1267
1268 /* hash table to store L2 keys of TC flows */
1269 struct rhashtable l2_table;
1270 struct rhashtable_params l2_ht_params;
1271 /* hash table to store L2 keys for TC tunnel decap */
1272 struct rhashtable decap_l2_table;
1273 struct rhashtable_params decap_l2_ht_params;
1274 /* hash table to store tunnel decap entries */
1275 struct rhashtable decap_table;
1276 struct rhashtable_params decap_ht_params;
1277 /* hash table to store tunnel encap entries */
1278 struct rhashtable encap_table;
1279 struct rhashtable_params encap_ht_params;
1280
1281 /* lock to atomically add/del an l2 node when a flow is
1282 * added or deleted.
1283 */
1284 struct mutex lock;
1285
1286 /* Fields used for batching stats query */
1287 struct rhashtable_iter iter;
1288 #define BNXT_FLOW_STATS_BATCH_MAX 10
1289 struct bnxt_tc_stats_batch {
1290 void *flow_node;
1291 struct bnxt_tc_flow_stats hw_stats;
1292 } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1293
1294 /* Stat counter mask (width) */
1295 u64 bytes_mask;
1296 u64 packets_mask;
1297 };
1298
1299 struct bnxt_vf_rep_stats {
1300 u64 packets;
1301 u64 bytes;
1302 u64 dropped;
1303 };
1304
1305 struct bnxt_vf_rep {
1306 struct bnxt *bp;
1307 struct net_device *dev;
1308 struct metadata_dst *dst;
1309 u16 vf_idx;
1310 u16 tx_cfa_action;
1311 u16 rx_cfa_code;
1312
1313 struct bnxt_vf_rep_stats rx_stats;
1314 struct bnxt_vf_rep_stats tx_stats;
1315 };
1316
1317 #define PTU_PTE_VALID 0x1UL
1318 #define PTU_PTE_LAST 0x2UL
1319 #define PTU_PTE_NEXT_TO_LAST 0x4UL
1320
1321 #define MAX_CTX_PAGES (BNXT_PAGE_SIZE / 8)
1322 #define MAX_CTX_TOTAL_PAGES (MAX_CTX_PAGES * MAX_CTX_PAGES)
1323
1324 struct bnxt_ctx_pg_info {
1325 u32 entries;
1326 u32 nr_pages;
1327 void *ctx_pg_arr[MAX_CTX_PAGES];
1328 dma_addr_t ctx_dma_arr[MAX_CTX_PAGES];
1329 struct bnxt_ring_mem_info ring_mem;
1330 struct bnxt_ctx_pg_info **ctx_pg_tbl;
1331 };
1332
1333 struct bnxt_ctx_mem_info {
1334 u32 qp_max_entries;
1335 u16 qp_min_qp1_entries;
1336 u16 qp_max_l2_entries;
1337 u16 qp_entry_size;
1338 u16 srq_max_l2_entries;
1339 u32 srq_max_entries;
1340 u16 srq_entry_size;
1341 u16 cq_max_l2_entries;
1342 u32 cq_max_entries;
1343 u16 cq_entry_size;
1344 u16 vnic_max_vnic_entries;
1345 u16 vnic_max_ring_table_entries;
1346 u16 vnic_entry_size;
1347 u32 stat_max_entries;
1348 u16 stat_entry_size;
1349 u16 tqm_entry_size;
1350 u32 tqm_min_entries_per_ring;
1351 u32 tqm_max_entries_per_ring;
1352 u32 mrav_max_entries;
1353 u16 mrav_entry_size;
1354 u16 tim_entry_size;
1355 u32 tim_max_entries;
1356 u16 mrav_num_entries_units;
1357 u8 tqm_entries_multiple;
1358 u8 ctx_kind_initializer;
1359
1360 u32 flags;
1361 #define BNXT_CTX_FLAG_INITED 0x01
1362
1363 struct bnxt_ctx_pg_info qp_mem;
1364 struct bnxt_ctx_pg_info srq_mem;
1365 struct bnxt_ctx_pg_info cq_mem;
1366 struct bnxt_ctx_pg_info vnic_mem;
1367 struct bnxt_ctx_pg_info stat_mem;
1368 struct bnxt_ctx_pg_info mrav_mem;
1369 struct bnxt_ctx_pg_info tim_mem;
1370 struct bnxt_ctx_pg_info *tqm_mem[9];
1371 };
1372
1373 struct bnxt_fw_health {
1374 u32 flags;
1375 u32 polling_dsecs;
1376 u32 master_func_wait_dsecs;
1377 u32 normal_func_wait_dsecs;
1378 u32 post_reset_wait_dsecs;
1379 u32 post_reset_max_wait_dsecs;
1380 u32 regs[4];
1381 u32 mapped_regs[4];
1382 #define BNXT_FW_HEALTH_REG 0
1383 #define BNXT_FW_HEARTBEAT_REG 1
1384 #define BNXT_FW_RESET_CNT_REG 2
1385 #define BNXT_FW_RESET_INPROG_REG 3
1386 u32 fw_reset_inprog_reg_mask;
1387 u32 last_fw_heartbeat;
1388 u32 last_fw_reset_cnt;
1389 u8 enabled:1;
1390 u8 master:1;
1391 u8 fatal:1;
1392 u8 tmr_multiplier;
1393 u8 tmr_counter;
1394 u8 fw_reset_seq_cnt;
1395 u32 fw_reset_seq_regs[16];
1396 u32 fw_reset_seq_vals[16];
1397 u32 fw_reset_seq_delay_msec[16];
1398 struct devlink_health_reporter *fw_reporter;
1399 struct devlink_health_reporter *fw_reset_reporter;
1400 struct devlink_health_reporter *fw_fatal_reporter;
1401 };
1402
1403 struct bnxt_fw_reporter_ctx {
1404 unsigned long sp_event;
1405 };
1406
1407 #define BNXT_FW_HEALTH_REG_TYPE_MASK 3
1408 #define BNXT_FW_HEALTH_REG_TYPE_CFG 0
1409 #define BNXT_FW_HEALTH_REG_TYPE_GRC 1
1410 #define BNXT_FW_HEALTH_REG_TYPE_BAR0 2
1411 #define BNXT_FW_HEALTH_REG_TYPE_BAR1 3
1412
1413 #define BNXT_FW_HEALTH_REG_TYPE(reg) ((reg) & BNXT_FW_HEALTH_REG_TYPE_MASK)
1414 #define BNXT_FW_HEALTH_REG_OFF(reg) ((reg) & ~BNXT_FW_HEALTH_REG_TYPE_MASK)
1415
1416 #define BNXT_FW_HEALTH_WIN_BASE 0x3000
1417 #define BNXT_FW_HEALTH_WIN_MAP_OFF 8
1418
1419 #define BNXT_FW_STATUS_HEALTHY 0x8000
1420 #define BNXT_FW_STATUS_SHUTDOWN 0x100000
1421
1422 struct bnxt {
1423 void __iomem *bar0;
1424 void __iomem *bar1;
1425 void __iomem *bar2;
1426
1427 u32 reg_base;
1428 u16 chip_num;
1429 #define CHIP_NUM_57301 0x16c8
1430 #define CHIP_NUM_57302 0x16c9
1431 #define CHIP_NUM_57304 0x16ca
1432 #define CHIP_NUM_58700 0x16cd
1433 #define CHIP_NUM_57402 0x16d0
1434 #define CHIP_NUM_57404 0x16d1
1435 #define CHIP_NUM_57406 0x16d2
1436 #define CHIP_NUM_57407 0x16d5
1437
1438 #define CHIP_NUM_57311 0x16ce
1439 #define CHIP_NUM_57312 0x16cf
1440 #define CHIP_NUM_57314 0x16df
1441 #define CHIP_NUM_57317 0x16e0
1442 #define CHIP_NUM_57412 0x16d6
1443 #define CHIP_NUM_57414 0x16d7
1444 #define CHIP_NUM_57416 0x16d8
1445 #define CHIP_NUM_57417 0x16d9
1446 #define CHIP_NUM_57412L 0x16da
1447 #define CHIP_NUM_57414L 0x16db
1448
1449 #define CHIP_NUM_5745X 0xd730
1450 #define CHIP_NUM_57452 0xc452
1451 #define CHIP_NUM_57454 0xc454
1452
1453 #define CHIP_NUM_57508 0x1750
1454 #define CHIP_NUM_57504 0x1751
1455 #define CHIP_NUM_57502 0x1752
1456
1457 #define CHIP_NUM_58802 0xd802
1458 #define CHIP_NUM_58804 0xd804
1459 #define CHIP_NUM_58808 0xd808
1460
1461 u8 chip_rev;
1462
1463 #define BNXT_CHIP_NUM_5730X(chip_num) \
1464 ((chip_num) >= CHIP_NUM_57301 && \
1465 (chip_num) <= CHIP_NUM_57304)
1466
1467 #define BNXT_CHIP_NUM_5740X(chip_num) \
1468 (((chip_num) >= CHIP_NUM_57402 && \
1469 (chip_num) <= CHIP_NUM_57406) || \
1470 (chip_num) == CHIP_NUM_57407)
1471
1472 #define BNXT_CHIP_NUM_5731X(chip_num) \
1473 ((chip_num) == CHIP_NUM_57311 || \
1474 (chip_num) == CHIP_NUM_57312 || \
1475 (chip_num) == CHIP_NUM_57314 || \
1476 (chip_num) == CHIP_NUM_57317)
1477
1478 #define BNXT_CHIP_NUM_5741X(chip_num) \
1479 ((chip_num) >= CHIP_NUM_57412 && \
1480 (chip_num) <= CHIP_NUM_57414L)
1481
1482 #define BNXT_CHIP_NUM_58700(chip_num) \
1483 ((chip_num) == CHIP_NUM_58700)
1484
1485 #define BNXT_CHIP_NUM_5745X(chip_num) \
1486 ((chip_num) == CHIP_NUM_5745X || \
1487 (chip_num) == CHIP_NUM_57452 || \
1488 (chip_num) == CHIP_NUM_57454)
1489
1490
1491 #define BNXT_CHIP_NUM_57X0X(chip_num) \
1492 (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1493
1494 #define BNXT_CHIP_NUM_57X1X(chip_num) \
1495 (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1496
1497 #define BNXT_CHIP_NUM_588XX(chip_num) \
1498 ((chip_num) == CHIP_NUM_58802 || \
1499 (chip_num) == CHIP_NUM_58804 || \
1500 (chip_num) == CHIP_NUM_58808)
1501
1502 #define BNXT_VPD_FLD_LEN 32
1503 char board_partno[BNXT_VPD_FLD_LEN];
1504 char board_serialno[BNXT_VPD_FLD_LEN];
1505
1506 struct net_device *dev;
1507 struct pci_dev *pdev;
1508
1509 atomic_t intr_sem;
1510
1511 u32 flags;
1512 #define BNXT_FLAG_CHIP_P5 0x1
1513 #define BNXT_FLAG_VF 0x2
1514 #define BNXT_FLAG_LRO 0x4
1515 #ifdef CONFIG_INET
1516 #define BNXT_FLAG_GRO 0x8
1517 #else
1518 /* Cannot support hardware GRO if CONFIG_INET is not set */
1519 #define BNXT_FLAG_GRO 0x0
1520 #endif
1521 #define BNXT_FLAG_TPA (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1522 #define BNXT_FLAG_JUMBO 0x10
1523 #define BNXT_FLAG_STRIP_VLAN 0x20
1524 #define BNXT_FLAG_AGG_RINGS (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1525 BNXT_FLAG_LRO)
1526 #define BNXT_FLAG_USING_MSIX 0x40
1527 #define BNXT_FLAG_MSIX_CAP 0x80
1528 #define BNXT_FLAG_RFS 0x100
1529 #define BNXT_FLAG_SHARED_RINGS 0x200
1530 #define BNXT_FLAG_PORT_STATS 0x400
1531 #define BNXT_FLAG_UDP_RSS_CAP 0x800
1532 #define BNXT_FLAG_EEE_CAP 0x1000
1533 #define BNXT_FLAG_NEW_RSS_CAP 0x2000
1534 #define BNXT_FLAG_WOL_CAP 0x4000
1535 #define BNXT_FLAG_ROCEV1_CAP 0x8000
1536 #define BNXT_FLAG_ROCEV2_CAP 0x10000
1537 #define BNXT_FLAG_ROCE_CAP (BNXT_FLAG_ROCEV1_CAP | \
1538 BNXT_FLAG_ROCEV2_CAP)
1539 #define BNXT_FLAG_NO_AGG_RINGS 0x20000
1540 #define BNXT_FLAG_RX_PAGE_MODE 0x40000
1541 #define BNXT_FLAG_MULTI_HOST 0x100000
1542 #define BNXT_FLAG_DSN_VALID 0x200000
1543 #define BNXT_FLAG_DOUBLE_DB 0x400000
1544 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
1545 #define BNXT_FLAG_DIM 0x2000000
1546 #define BNXT_FLAG_ROCE_MIRROR_CAP 0x4000000
1547 #define BNXT_FLAG_PORT_STATS_EXT 0x10000000
1548 #define BNXT_FLAG_PCIE_STATS 0x40000000
1549
1550 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \
1551 BNXT_FLAG_RFS | \
1552 BNXT_FLAG_STRIP_VLAN)
1553
1554 #define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF))
1555 #define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF)
1556 #define BNXT_NPAR(bp) ((bp)->port_partition_type)
1557 #define BNXT_MH(bp) ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1558 #define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1559 #define BNXT_PHY_CFG_ABLE(bp) (BNXT_SINGLE_PF(bp) || \
1560 ((bp)->fw_cap & BNXT_FW_CAP_SHARED_PORT_CFG))
1561 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1562 #define BNXT_RX_PAGE_MODE(bp) ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1563 #define BNXT_SUPPORTS_TPA(bp) (!BNXT_CHIP_TYPE_NITRO_A0(bp) && \
1564 (!((bp)->flags & BNXT_FLAG_CHIP_P5) || \
1565 (bp)->max_tpa_v2) && !is_kdump_kernel())
1566
1567 /* Chip class phase 5 */
1568 #define BNXT_CHIP_P5(bp) \
1569 ((bp)->chip_num == CHIP_NUM_57508 || \
1570 (bp)->chip_num == CHIP_NUM_57504 || \
1571 (bp)->chip_num == CHIP_NUM_57502)
1572
1573 /* Chip class phase 4.x */
1574 #define BNXT_CHIP_P4(bp) \
1575 (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1576 BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
1577 BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
1578 (BNXT_CHIP_NUM_58700((bp)->chip_num) && \
1579 !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1580
1581 #define BNXT_CHIP_P4_PLUS(bp) \
1582 (BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp))
1583
1584 struct bnxt_en_dev *edev;
1585 struct bnxt_en_dev * (*ulp_probe)(struct net_device *);
1586
1587 struct bnxt_napi **bnapi;
1588
1589 struct bnxt_rx_ring_info *rx_ring;
1590 struct bnxt_tx_ring_info *tx_ring;
1591 u16 *tx_ring_map;
1592
1593 struct sk_buff * (*gro_func)(struct bnxt_tpa_info *, int, int,
1594 struct sk_buff *);
1595
1596 struct sk_buff * (*rx_skb_func)(struct bnxt *,
1597 struct bnxt_rx_ring_info *,
1598 u16, void *, u8 *, dma_addr_t,
1599 unsigned int);
1600
1601 u16 max_tpa_v2;
1602 u16 max_tpa;
1603 u32 rx_buf_size;
1604 u32 rx_buf_use_size; /* useable size */
1605 u16 rx_offset;
1606 u16 rx_dma_offset;
1607 enum dma_data_direction rx_dir;
1608 u32 rx_ring_size;
1609 u32 rx_agg_ring_size;
1610 u32 rx_copy_thresh;
1611 u32 rx_ring_mask;
1612 u32 rx_agg_ring_mask;
1613 int rx_nr_pages;
1614 int rx_agg_nr_pages;
1615 int rx_nr_rings;
1616 int rsscos_nr_ctxs;
1617
1618 u32 tx_ring_size;
1619 u32 tx_ring_mask;
1620 int tx_nr_pages;
1621 int tx_nr_rings;
1622 int tx_nr_rings_per_tc;
1623 int tx_nr_rings_xdp;
1624
1625 int tx_wake_thresh;
1626 int tx_push_thresh;
1627 int tx_push_size;
1628
1629 u32 cp_ring_size;
1630 u32 cp_ring_mask;
1631 u32 cp_bit;
1632 int cp_nr_pages;
1633 int cp_nr_rings;
1634
1635 /* grp_info indexed by completion ring index */
1636 struct bnxt_ring_grp_info *grp_info;
1637 struct bnxt_vnic_info *vnic_info;
1638 int nr_vnics;
1639 u32 rss_hash_cfg;
1640
1641 u16 max_mtu;
1642 u8 max_tc;
1643 u8 max_lltc; /* lossless TCs */
1644 struct bnxt_queue_info q_info[BNXT_MAX_QUEUE];
1645 u8 tc_to_qidx[BNXT_MAX_QUEUE];
1646 u8 q_ids[BNXT_MAX_QUEUE];
1647 u8 max_q;
1648
1649 unsigned int current_interval;
1650 #define BNXT_TIMER_INTERVAL HZ
1651
1652 struct timer_list timer;
1653
1654 unsigned long state;
1655 #define BNXT_STATE_OPEN 0
1656 #define BNXT_STATE_IN_SP_TASK 1
1657 #define BNXT_STATE_READ_STATS 2
1658 #define BNXT_STATE_FW_RESET_DET 3
1659 #define BNXT_STATE_IN_FW_RESET 4
1660 #define BNXT_STATE_ABORT_ERR 5
1661 #define BNXT_STATE_FW_FATAL_COND 6
1662 #define BNXT_STATE_DRV_REGISTERED 7
1663
1664 struct bnxt_irq *irq_tbl;
1665 int total_irqs;
1666 u8 mac_addr[ETH_ALEN];
1667
1668 #ifdef CONFIG_BNXT_DCB
1669 struct ieee_pfc *ieee_pfc;
1670 struct ieee_ets *ieee_ets;
1671 u8 dcbx_cap;
1672 u8 default_pri;
1673 u8 max_dscp_value;
1674 #endif /* CONFIG_BNXT_DCB */
1675
1676 u32 msg_enable;
1677
1678 u32 fw_cap;
1679 #define BNXT_FW_CAP_SHORT_CMD 0x00000001
1680 #define BNXT_FW_CAP_LLDP_AGENT 0x00000002
1681 #define BNXT_FW_CAP_DCBX_AGENT 0x00000004
1682 #define BNXT_FW_CAP_NEW_RM 0x00000008
1683 #define BNXT_FW_CAP_IF_CHANGE 0x00000010
1684 #define BNXT_FW_CAP_KONG_MB_CHNL 0x00000080
1685 #define BNXT_FW_CAP_OVS_64BIT_HANDLE 0x00000400
1686 #define BNXT_FW_CAP_TRUSTED_VF 0x00000800
1687 #define BNXT_FW_CAP_ERROR_RECOVERY 0x00002000
1688 #define BNXT_FW_CAP_PKG_VER 0x00004000
1689 #define BNXT_FW_CAP_CFA_ADV_FLOW 0x00008000
1690 #define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2 0x00010000
1691 #define BNXT_FW_CAP_PCIE_STATS_SUPPORTED 0x00020000
1692 #define BNXT_FW_CAP_EXT_STATS_SUPPORTED 0x00040000
1693 #define BNXT_FW_CAP_ERR_RECOVER_RELOAD 0x00100000
1694 #define BNXT_FW_CAP_HOT_RESET 0x00200000
1695 #define BNXT_FW_CAP_SHARED_PORT_CFG 0x00400000
1696
1697 #define BNXT_NEW_RM(bp) ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
1698 u32 hwrm_spec_code;
1699 u16 hwrm_cmd_seq;
1700 u16 hwrm_cmd_kong_seq;
1701 u16 hwrm_intr_seq_id;
1702 void *hwrm_short_cmd_req_addr;
1703 dma_addr_t hwrm_short_cmd_req_dma_addr;
1704 void *hwrm_cmd_resp_addr;
1705 dma_addr_t hwrm_cmd_resp_dma_addr;
1706 void *hwrm_cmd_kong_resp_addr;
1707 dma_addr_t hwrm_cmd_kong_resp_dma_addr;
1708
1709 struct rtnl_link_stats64 net_stats_prev;
1710 struct rx_port_stats *hw_rx_port_stats;
1711 struct tx_port_stats *hw_tx_port_stats;
1712 struct rx_port_stats_ext *hw_rx_port_stats_ext;
1713 struct tx_port_stats_ext *hw_tx_port_stats_ext;
1714 struct pcie_ctx_hw_stats *hw_pcie_stats;
1715 dma_addr_t hw_rx_port_stats_map;
1716 dma_addr_t hw_tx_port_stats_map;
1717 dma_addr_t hw_rx_port_stats_ext_map;
1718 dma_addr_t hw_tx_port_stats_ext_map;
1719 dma_addr_t hw_pcie_stats_map;
1720 int hw_port_stats_size;
1721 u16 fw_rx_stats_ext_size;
1722 u16 fw_tx_stats_ext_size;
1723 u16 hw_ring_stats_size;
1724 u8 pri2cos_idx[8];
1725 u8 pri2cos_valid;
1726
1727 u16 hwrm_max_req_len;
1728 u16 hwrm_max_ext_req_len;
1729 int hwrm_cmd_timeout;
1730 struct mutex hwrm_cmd_lock; /* serialize hwrm messages */
1731 struct hwrm_ver_get_output ver_resp;
1732 #define FW_VER_STR_LEN 32
1733 #define BC_HWRM_STR_LEN 21
1734 #define PHY_VER_STR_LEN (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1735 char fw_ver_str[FW_VER_STR_LEN];
1736 char hwrm_ver_supp[FW_VER_STR_LEN];
1737 __be16 vxlan_port;
1738 u8 vxlan_port_cnt;
1739 __le16 vxlan_fw_dst_port_id;
1740 __be16 nge_port;
1741 u8 nge_port_cnt;
1742 __le16 nge_fw_dst_port_id;
1743 u8 port_partition_type;
1744 u8 port_count;
1745 u16 br_mode;
1746
1747 struct bnxt_coal_cap coal_cap;
1748 struct bnxt_coal rx_coal;
1749 struct bnxt_coal tx_coal;
1750
1751 u32 stats_coal_ticks;
1752 #define BNXT_DEF_STATS_COAL_TICKS 1000000
1753 #define BNXT_MIN_STATS_COAL_TICKS 250000
1754 #define BNXT_MAX_STATS_COAL_TICKS 1000000
1755
1756 struct work_struct sp_task;
1757 unsigned long sp_event;
1758 #define BNXT_RX_MASK_SP_EVENT 0
1759 #define BNXT_RX_NTP_FLTR_SP_EVENT 1
1760 #define BNXT_LINK_CHNG_SP_EVENT 2
1761 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1762 #define BNXT_VXLAN_ADD_PORT_SP_EVENT 4
1763 #define BNXT_VXLAN_DEL_PORT_SP_EVENT 5
1764 #define BNXT_RESET_TASK_SP_EVENT 6
1765 #define BNXT_RST_RING_SP_EVENT 7
1766 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8
1767 #define BNXT_PERIODIC_STATS_SP_EVENT 9
1768 #define BNXT_HWRM_PORT_MODULE_SP_EVENT 10
1769 #define BNXT_RESET_TASK_SILENT_SP_EVENT 11
1770 #define BNXT_GENEVE_ADD_PORT_SP_EVENT 12
1771 #define BNXT_GENEVE_DEL_PORT_SP_EVENT 13
1772 #define BNXT_LINK_SPEED_CHNG_SP_EVENT 14
1773 #define BNXT_FLOW_STATS_SP_EVENT 15
1774 #define BNXT_UPDATE_PHY_SP_EVENT 16
1775 #define BNXT_RING_COAL_NOW_SP_EVENT 17
1776 #define BNXT_FW_RESET_NOTIFY_SP_EVENT 18
1777 #define BNXT_FW_EXCEPTION_SP_EVENT 19
1778 #define BNXT_LINK_CFG_CHANGE_SP_EVENT 21
1779
1780 struct delayed_work fw_reset_task;
1781 int fw_reset_state;
1782 #define BNXT_FW_RESET_STATE_POLL_VF 1
1783 #define BNXT_FW_RESET_STATE_RESET_FW 2
1784 #define BNXT_FW_RESET_STATE_ENABLE_DEV 3
1785 #define BNXT_FW_RESET_STATE_POLL_FW 4
1786 #define BNXT_FW_RESET_STATE_OPENING 5
1787 #define BNXT_FW_RESET_STATE_POLL_FW_DOWN 6
1788
1789 u16 fw_reset_min_dsecs;
1790 #define BNXT_DFLT_FW_RST_MIN_DSECS 20
1791 u16 fw_reset_max_dsecs;
1792 #define BNXT_DFLT_FW_RST_MAX_DSECS 60
1793 unsigned long fw_reset_timestamp;
1794
1795 struct bnxt_fw_health *fw_health;
1796
1797 struct bnxt_hw_resc hw_resc;
1798 struct bnxt_pf_info pf;
1799 struct bnxt_ctx_mem_info *ctx;
1800 #ifdef CONFIG_BNXT_SRIOV
1801 int nr_vfs;
1802 struct bnxt_vf_info vf;
1803 wait_queue_head_t sriov_cfg_wait;
1804 bool sriov_cfg;
1805 #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
1806
1807 /* lock to protect VF-rep creation/cleanup via
1808 * multiple paths such as ->sriov_configure() and
1809 * devlink ->eswitch_mode_set()
1810 */
1811 struct mutex sriov_lock;
1812 #endif
1813
1814 #if BITS_PER_LONG == 32
1815 /* ensure atomic 64-bit doorbell writes on 32-bit systems. */
1816 spinlock_t db_lock;
1817 #endif
1818
1819 #define BNXT_NTP_FLTR_MAX_FLTR 4096
1820 #define BNXT_NTP_FLTR_HASH_SIZE 512
1821 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1822 struct hlist_head ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1823 spinlock_t ntp_fltr_lock; /* for hash table add, del */
1824
1825 unsigned long *ntp_fltr_bmap;
1826 int ntp_fltr_count;
1827
1828 /* To protect link related settings during link changes and
1829 * ethtool settings changes.
1830 */
1831 struct mutex link_lock;
1832 struct bnxt_link_info link_info;
1833 struct ethtool_eee eee;
1834 u32 lpi_tmr_lo;
1835 u32 lpi_tmr_hi;
1836
1837 u8 num_tests;
1838 struct bnxt_test_info *test_info;
1839
1840 u8 wol_filter_id;
1841 u8 wol;
1842
1843 u8 num_leds;
1844 struct bnxt_led_info leds[BNXT_MAX_LED];
1845 u16 dump_flag;
1846 #define BNXT_DUMP_LIVE 0
1847 #define BNXT_DUMP_CRASH 1
1848
1849 struct bpf_prog *xdp_prog;
1850
1851 /* devlink interface and vf-rep structs */
1852 struct devlink *dl;
1853 struct devlink_port dl_port;
1854 enum devlink_eswitch_mode eswitch_mode;
1855 struct bnxt_vf_rep **vf_reps; /* array of vf-rep ptrs */
1856 u16 *cfa_code_map; /* cfa_code -> vf_idx map */
1857 u8 dsn[8];
1858 struct bnxt_tc_info *tc_info;
1859 struct list_head tc_indr_block_list;
1860 struct notifier_block tc_netdev_nb;
1861 struct dentry *debugfs_pdev;
1862 struct device *hwmon_dev;
1863 };
1864
1865 #define BNXT_RX_STATS_OFFSET(counter) \
1866 (offsetof(struct rx_port_stats, counter) / 8)
1867
1868 #define BNXT_TX_STATS_OFFSET(counter) \
1869 ((offsetof(struct tx_port_stats, counter) + \
1870 sizeof(struct rx_port_stats) + 512) / 8)
1871
1872 #define BNXT_RX_STATS_EXT_OFFSET(counter) \
1873 (offsetof(struct rx_port_stats_ext, counter) / 8)
1874
1875 #define BNXT_TX_STATS_EXT_OFFSET(counter) \
1876 (offsetof(struct tx_port_stats_ext, counter) / 8)
1877
1878 #define BNXT_PCIE_STATS_OFFSET(counter) \
1879 (offsetof(struct pcie_ctx_hw_stats, counter) / 8)
1880
1881 #define I2C_DEV_ADDR_A0 0xa0
1882 #define I2C_DEV_ADDR_A2 0xa2
1883 #define SFF_DIAG_SUPPORT_OFFSET 0x5c
1884 #define SFF_MODULE_ID_SFP 0x3
1885 #define SFF_MODULE_ID_QSFP 0xc
1886 #define SFF_MODULE_ID_QSFP_PLUS 0xd
1887 #define SFF_MODULE_ID_QSFP28 0x11
1888 #define BNXT_MAX_PHY_I2C_RESP_SIZE 64
1889
1890 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1891 {
1892 /* Tell compiler to fetch tx indices from memory. */
1893 barrier();
1894
1895 return bp->tx_ring_size -
1896 ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1897 }
1898
1899 #if BITS_PER_LONG == 32
1900 #define writeq(val64, db) \
1901 do { \
1902 spin_lock(&bp->db_lock); \
1903 writel((val64) & 0xffffffff, db); \
1904 writel((val64) >> 32, (db) + 4); \
1905 spin_unlock(&bp->db_lock); \
1906 } while (0)
1907
1908 #define writeq_relaxed writeq
1909 #endif
1910
1911 /* For TX and RX ring doorbells with no ordering guarantee*/
1912 static inline void bnxt_db_write_relaxed(struct bnxt *bp,
1913 struct bnxt_db_info *db, u32 idx)
1914 {
1915 if (bp->flags & BNXT_FLAG_CHIP_P5) {
1916 writeq_relaxed(db->db_key64 | idx, db->doorbell);
1917 } else {
1918 u32 db_val = db->db_key32 | idx;
1919
1920 writel_relaxed(db_val, db->doorbell);
1921 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1922 writel_relaxed(db_val, db->doorbell);
1923 }
1924 }
1925
1926 /* For TX and RX ring doorbells */
1927 static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db,
1928 u32 idx)
1929 {
1930 if (bp->flags & BNXT_FLAG_CHIP_P5) {
1931 writeq(db->db_key64 | idx, db->doorbell);
1932 } else {
1933 u32 db_val = db->db_key32 | idx;
1934
1935 writel(db_val, db->doorbell);
1936 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1937 writel(db_val, db->doorbell);
1938 }
1939 }
1940
1941 static inline bool bnxt_cfa_hwrm_message(u16 req_type)
1942 {
1943 switch (req_type) {
1944 case HWRM_CFA_ENCAP_RECORD_ALLOC:
1945 case HWRM_CFA_ENCAP_RECORD_FREE:
1946 case HWRM_CFA_DECAP_FILTER_ALLOC:
1947 case HWRM_CFA_DECAP_FILTER_FREE:
1948 case HWRM_CFA_EM_FLOW_ALLOC:
1949 case HWRM_CFA_EM_FLOW_FREE:
1950 case HWRM_CFA_EM_FLOW_CFG:
1951 case HWRM_CFA_FLOW_ALLOC:
1952 case HWRM_CFA_FLOW_FREE:
1953 case HWRM_CFA_FLOW_INFO:
1954 case HWRM_CFA_FLOW_FLUSH:
1955 case HWRM_CFA_FLOW_STATS:
1956 case HWRM_CFA_METER_PROFILE_ALLOC:
1957 case HWRM_CFA_METER_PROFILE_FREE:
1958 case HWRM_CFA_METER_PROFILE_CFG:
1959 case HWRM_CFA_METER_INSTANCE_ALLOC:
1960 case HWRM_CFA_METER_INSTANCE_FREE:
1961 return true;
1962 default:
1963 return false;
1964 }
1965 }
1966
1967 static inline bool bnxt_kong_hwrm_message(struct bnxt *bp, struct input *req)
1968 {
1969 return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1970 bnxt_cfa_hwrm_message(le16_to_cpu(req->req_type)));
1971 }
1972
1973 static inline bool bnxt_hwrm_kong_chnl(struct bnxt *bp, struct input *req)
1974 {
1975 return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1976 req->resp_addr == cpu_to_le64(bp->hwrm_cmd_kong_resp_dma_addr));
1977 }
1978
1979 static inline void *bnxt_get_hwrm_resp_addr(struct bnxt *bp, void *req)
1980 {
1981 if (bnxt_hwrm_kong_chnl(bp, (struct input *)req))
1982 return bp->hwrm_cmd_kong_resp_addr;
1983 else
1984 return bp->hwrm_cmd_resp_addr;
1985 }
1986
1987 static inline u16 bnxt_get_hwrm_seq_id(struct bnxt *bp, u16 dst)
1988 {
1989 u16 seq_id;
1990
1991 if (dst == BNXT_HWRM_CHNL_CHIMP)
1992 seq_id = bp->hwrm_cmd_seq++;
1993 else
1994 seq_id = bp->hwrm_cmd_kong_seq++;
1995 return seq_id;
1996 }
1997
1998 extern const u16 bnxt_lhint_arr[];
1999
2000 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
2001 u16 prod, gfp_t gfp);
2002 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
2003 u32 bnxt_fw_health_readl(struct bnxt *bp, int reg_idx);
2004 void bnxt_set_tpa_flags(struct bnxt *bp);
2005 void bnxt_set_ring_params(struct bnxt *);
2006 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
2007 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
2008 int _hwrm_send_message(struct bnxt *, void *, u32, int);
2009 int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
2010 int hwrm_send_message(struct bnxt *, void *, u32, int);
2011 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
2012 int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap,
2013 int bmap_size, bool async_only);
2014 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
2015 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
2016 int bnxt_nq_rings_in_use(struct bnxt *bp);
2017 int bnxt_hwrm_set_coal(struct bnxt *);
2018 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
2019 unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp);
2020 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
2021 unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp);
2022 int bnxt_get_avail_msix(struct bnxt *bp, int num);
2023 int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init);
2024 void bnxt_tx_disable(struct bnxt *bp);
2025 void bnxt_tx_enable(struct bnxt *bp);
2026 int bnxt_hwrm_set_pause(struct bnxt *);
2027 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
2028 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
2029 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
2030 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
2031 int bnxt_hwrm_fw_set_time(struct bnxt *);
2032 int bnxt_open_nic(struct bnxt *, bool, bool);
2033 int bnxt_half_open_nic(struct bnxt *bp);
2034 void bnxt_half_close_nic(struct bnxt *bp);
2035 int bnxt_close_nic(struct bnxt *, bool, bool);
2036 void bnxt_fw_exception(struct bnxt *bp);
2037 void bnxt_fw_reset(struct bnxt *bp);
2038 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
2039 int tx_xdp);
2040 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
2041 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
2042 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
2043 int bnxt_get_port_parent_id(struct net_device *dev,
2044 struct netdev_phys_item_id *ppid);
2045 void bnxt_dim_work(struct work_struct *work);
2046 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
2047
2048 #endif