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 2
22
23 #include <linux/ethtool.h>
24 #include <linux/interrupt.h>
25 #include <linux/rhashtable.h>
26 #include <linux/crash_dump.h>
27 #include <linux/auxiliary_bus.h>
28 #include <net/devlink.h>
29 #include <net/dst_metadata.h>
30 #include <net/xdp.h>
31 #include <linux/dim.h>
32 #include <linux/io-64-nonatomic-lo-hi.h>
33 #ifdef CONFIG_TEE_BNXT_FW
34 #include <linux/firmware/broadcom/tee_bnxt_fw.h>
35 #endif
36
37 extern struct list_head bnxt_block_cb_list;
38
39 struct page_pool;
40
41 struct tx_bd {
42 __le32 tx_bd_len_flags_type;
43 #define TX_BD_TYPE (0x3f << 0)
44 #define TX_BD_TYPE_SHORT_TX_BD (0x00 << 0)
45 #define TX_BD_TYPE_LONG_TX_BD (0x10 << 0)
46 #define TX_BD_FLAGS_PACKET_END (1 << 6)
47 #define TX_BD_FLAGS_NO_CMPL (1 << 7)
48 #define TX_BD_FLAGS_BD_CNT (0x1f << 8)
49 #define TX_BD_FLAGS_BD_CNT_SHIFT 8
50 #define TX_BD_FLAGS_LHINT (3 << 13)
51 #define TX_BD_FLAGS_LHINT_SHIFT 13
52 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER (0 << 13)
53 #define TX_BD_FLAGS_LHINT_512_TO_1023 (1 << 13)
54 #define TX_BD_FLAGS_LHINT_1024_TO_2047 (2 << 13)
55 #define TX_BD_FLAGS_LHINT_2048_AND_LARGER (3 << 13)
56 #define TX_BD_FLAGS_COAL_NOW (1 << 15)
57 #define TX_BD_LEN (0xffff << 16)
58 #define TX_BD_LEN_SHIFT 16
59
60 u32 tx_bd_opaque;
61 __le64 tx_bd_haddr;
62 } __packed;
63
64 struct tx_bd_ext {
65 __le32 tx_bd_hsize_lflags;
66 #define TX_BD_FLAGS_TCP_UDP_CHKSUM (1 << 0)
67 #define TX_BD_FLAGS_IP_CKSUM (1 << 1)
68 #define TX_BD_FLAGS_NO_CRC (1 << 2)
69 #define TX_BD_FLAGS_STAMP (1 << 3)
70 #define TX_BD_FLAGS_T_IP_CHKSUM (1 << 4)
71 #define TX_BD_FLAGS_LSO (1 << 5)
72 #define TX_BD_FLAGS_IPID_FMT (1 << 6)
73 #define TX_BD_FLAGS_T_IPID (1 << 7)
74 #define TX_BD_HSIZE (0xff << 16)
75 #define TX_BD_HSIZE_SHIFT 16
76
77 __le32 tx_bd_mss;
78 __le32 tx_bd_cfa_action;
79 #define TX_BD_CFA_ACTION (0xffff << 16)
80 #define TX_BD_CFA_ACTION_SHIFT 16
81
82 __le32 tx_bd_cfa_meta;
83 #define TX_BD_CFA_META_MASK 0xfffffff
84 #define TX_BD_CFA_META_VID_MASK 0xfff
85 #define TX_BD_CFA_META_PRI_MASK (0xf << 12)
86 #define TX_BD_CFA_META_PRI_SHIFT 12
87 #define TX_BD_CFA_META_TPID_MASK (3 << 16)
88 #define TX_BD_CFA_META_TPID_SHIFT 16
89 #define TX_BD_CFA_META_KEY (0xf << 28)
90 #define TX_BD_CFA_META_KEY_SHIFT 28
91 #define TX_BD_CFA_META_KEY_VLAN (1 << 28)
92 };
93
94 #define BNXT_TX_PTP_IS_SET(lflags) ((lflags) & cpu_to_le32(TX_BD_FLAGS_STAMP))
95
96 struct rx_bd {
97 __le32 rx_bd_len_flags_type;
98 #define RX_BD_TYPE (0x3f << 0)
99 #define RX_BD_TYPE_RX_PACKET_BD 0x4
100 #define RX_BD_TYPE_RX_BUFFER_BD 0x5
101 #define RX_BD_TYPE_RX_AGG_BD 0x6
102 #define RX_BD_TYPE_16B_BD_SIZE (0 << 4)
103 #define RX_BD_TYPE_32B_BD_SIZE (1 << 4)
104 #define RX_BD_TYPE_48B_BD_SIZE (2 << 4)
105 #define RX_BD_TYPE_64B_BD_SIZE (3 << 4)
106 #define RX_BD_FLAGS_SOP (1 << 6)
107 #define RX_BD_FLAGS_EOP (1 << 7)
108 #define RX_BD_FLAGS_BUFFERS (3 << 8)
109 #define RX_BD_FLAGS_1_BUFFER_PACKET (0 << 8)
110 #define RX_BD_FLAGS_2_BUFFER_PACKET (1 << 8)
111 #define RX_BD_FLAGS_3_BUFFER_PACKET (2 << 8)
112 #define RX_BD_FLAGS_4_BUFFER_PACKET (3 << 8)
113 #define RX_BD_LEN (0xffff << 16)
114 #define RX_BD_LEN_SHIFT 16
115
116 u32 rx_bd_opaque;
117 __le64 rx_bd_haddr;
118 };
119
120 struct tx_cmp {
121 __le32 tx_cmp_flags_type;
122 #define CMP_TYPE (0x3f << 0)
123 #define CMP_TYPE_TX_L2_CMP 0
124 #define CMP_TYPE_RX_L2_CMP 17
125 #define CMP_TYPE_RX_AGG_CMP 18
126 #define CMP_TYPE_RX_L2_TPA_START_CMP 19
127 #define CMP_TYPE_RX_L2_TPA_END_CMP 21
128 #define CMP_TYPE_RX_TPA_AGG_CMP 22
129 #define CMP_TYPE_STATUS_CMP 32
130 #define CMP_TYPE_REMOTE_DRIVER_REQ 34
131 #define CMP_TYPE_REMOTE_DRIVER_RESP 36
132 #define CMP_TYPE_ERROR_STATUS 48
133 #define CMPL_BASE_TYPE_STAT_EJECT 0x1aUL
134 #define CMPL_BASE_TYPE_HWRM_DONE 0x20UL
135 #define CMPL_BASE_TYPE_HWRM_FWD_REQ 0x22UL
136 #define CMPL_BASE_TYPE_HWRM_FWD_RESP 0x24UL
137 #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT 0x2eUL
138
139 #define TX_CMP_FLAGS_ERROR (1 << 6)
140 #define TX_CMP_FLAGS_PUSH (1 << 7)
141
142 u32 tx_cmp_opaque;
143 __le32 tx_cmp_errors_v;
144 #define TX_CMP_V (1 << 0)
145 #define TX_CMP_ERRORS_BUFFER_ERROR (7 << 1)
146 #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR 0
147 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT 2
148 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG 4
149 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS 5
150 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT (1 << 4)
151 #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN (1 << 5)
152 #define TX_CMP_ERRORS_DMA_ERROR (1 << 6)
153 #define TX_CMP_ERRORS_HINT_TOO_SHORT (1 << 7)
154
155 __le32 tx_cmp_unsed_3;
156 };
157
158 struct rx_cmp {
159 __le32 rx_cmp_len_flags_type;
160 #define RX_CMP_CMP_TYPE (0x3f << 0)
161 #define RX_CMP_FLAGS_ERROR (1 << 6)
162 #define RX_CMP_FLAGS_PLACEMENT (7 << 7)
163 #define RX_CMP_FLAGS_RSS_VALID (1 << 10)
164 #define RX_CMP_FLAGS_PKT_METADATA_PRESENT (1 << 11)
165 #define RX_CMP_FLAGS_ITYPES_SHIFT 12
166 #define RX_CMP_FLAGS_ITYPES_MASK 0xf000
167 #define RX_CMP_FLAGS_ITYPE_UNKNOWN (0 << 12)
168 #define RX_CMP_FLAGS_ITYPE_IP (1 << 12)
169 #define RX_CMP_FLAGS_ITYPE_TCP (2 << 12)
170 #define RX_CMP_FLAGS_ITYPE_UDP (3 << 12)
171 #define RX_CMP_FLAGS_ITYPE_FCOE (4 << 12)
172 #define RX_CMP_FLAGS_ITYPE_ROCE (5 << 12)
173 #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS (8 << 12)
174 #define RX_CMP_FLAGS_ITYPE_PTP_W_TS (9 << 12)
175 #define RX_CMP_LEN (0xffff << 16)
176 #define RX_CMP_LEN_SHIFT 16
177
178 u32 rx_cmp_opaque;
179 __le32 rx_cmp_misc_v1;
180 #define RX_CMP_V1 (1 << 0)
181 #define RX_CMP_AGG_BUFS (0x1f << 1)
182 #define RX_CMP_AGG_BUFS_SHIFT 1
183 #define RX_CMP_RSS_HASH_TYPE (0x7f << 9)
184 #define RX_CMP_RSS_HASH_TYPE_SHIFT 9
185 #define RX_CMP_PAYLOAD_OFFSET (0xff << 16)
186 #define RX_CMP_PAYLOAD_OFFSET_SHIFT 16
187
188 __le32 rx_cmp_rss_hash;
189 };
190
191 #define BNXT_PTP_RX_TS_VALID(flags) \
192 (((flags) & RX_CMP_FLAGS_ITYPES_MASK) == RX_CMP_FLAGS_ITYPE_PTP_W_TS)
193
194 #define BNXT_ALL_RX_TS_VALID(flags) \
195 !((flags) & RX_CMP_FLAGS_PKT_METADATA_PRESENT)
196
197 #define RX_CMP_HASH_VALID(rxcmp) \
198 ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
199
200 #define RSS_PROFILE_ID_MASK 0x1f
201
202 #define RX_CMP_HASH_TYPE(rxcmp) \
203 (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
204 RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
205
206 struct rx_cmp_ext {
207 __le32 rx_cmp_flags2;
208 #define RX_CMP_FLAGS2_IP_CS_CALC 0x1
209 #define RX_CMP_FLAGS2_L4_CS_CALC (0x1 << 1)
210 #define RX_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2)
211 #define RX_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3)
212 #define RX_CMP_FLAGS2_META_FORMAT_VLAN (0x1 << 4)
213 __le32 rx_cmp_meta_data;
214 #define RX_CMP_FLAGS2_METADATA_TCI_MASK 0xffff
215 #define RX_CMP_FLAGS2_METADATA_VID_MASK 0xfff
216 #define RX_CMP_FLAGS2_METADATA_TPID_MASK 0xffff0000
217 #define RX_CMP_FLAGS2_METADATA_TPID_SFT 16
218 __le32 rx_cmp_cfa_code_errors_v2;
219 #define RX_CMP_V (1 << 0)
220 #define RX_CMPL_ERRORS_MASK (0x7fff << 1)
221 #define RX_CMPL_ERRORS_SFT 1
222 #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK (0x7 << 1)
223 #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
224 #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT (0x1 << 1)
225 #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1)
226 #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
227 #define RX_CMPL_ERRORS_IP_CS_ERROR (0x1 << 4)
228 #define RX_CMPL_ERRORS_L4_CS_ERROR (0x1 << 5)
229 #define RX_CMPL_ERRORS_T_IP_CS_ERROR (0x1 << 6)
230 #define RX_CMPL_ERRORS_T_L4_CS_ERROR (0x1 << 7)
231 #define RX_CMPL_ERRORS_CRC_ERROR (0x1 << 8)
232 #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK (0x7 << 9)
233 #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR (0x0 << 9)
234 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION (0x1 << 9)
235 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN (0x2 << 9)
236 #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR (0x3 << 9)
237 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR (0x4 << 9)
238 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR (0x5 << 9)
239 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL (0x6 << 9)
240 #define RX_CMPL_ERRORS_PKT_ERROR_MASK (0xf << 12)
241 #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR (0x0 << 12)
242 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION (0x1 << 12)
243 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN (0x2 << 12)
244 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL (0x3 << 12)
245 #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR (0x4 << 12)
246 #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR (0x5 << 12)
247 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN (0x6 << 12)
248 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
249 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN (0x8 << 12)
250
251 #define RX_CMPL_CFA_CODE_MASK (0xffff << 16)
252 #define RX_CMPL_CFA_CODE_SFT 16
253
254 __le32 rx_cmp_timestamp;
255 };
256
257 #define RX_CMP_L2_ERRORS \
258 cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
259
260 #define RX_CMP_L4_CS_BITS \
261 (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
262
263 #define RX_CMP_L4_CS_ERR_BITS \
264 (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
265
266 #define RX_CMP_L4_CS_OK(rxcmp1) \
267 (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) && \
268 !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
269
270 #define RX_CMP_ENCAP(rxcmp1) \
271 ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) & \
272 RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
273
274 #define RX_CMP_CFA_CODE(rxcmpl1) \
275 ((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) & \
276 RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
277
278 struct rx_agg_cmp {
279 __le32 rx_agg_cmp_len_flags_type;
280 #define RX_AGG_CMP_TYPE (0x3f << 0)
281 #define RX_AGG_CMP_LEN (0xffff << 16)
282 #define RX_AGG_CMP_LEN_SHIFT 16
283 u32 rx_agg_cmp_opaque;
284 __le32 rx_agg_cmp_v;
285 #define RX_AGG_CMP_V (1 << 0)
286 #define RX_AGG_CMP_AGG_ID (0xffff << 16)
287 #define RX_AGG_CMP_AGG_ID_SHIFT 16
288 __le32 rx_agg_cmp_unused;
289 };
290
291 #define TPA_AGG_AGG_ID(rx_agg) \
292 ((le32_to_cpu((rx_agg)->rx_agg_cmp_v) & \
293 RX_AGG_CMP_AGG_ID) >> RX_AGG_CMP_AGG_ID_SHIFT)
294
295 struct rx_tpa_start_cmp {
296 __le32 rx_tpa_start_cmp_len_flags_type;
297 #define RX_TPA_START_CMP_TYPE (0x3f << 0)
298 #define RX_TPA_START_CMP_FLAGS (0x3ff << 6)
299 #define RX_TPA_START_CMP_FLAGS_SHIFT 6
300 #define RX_TPA_START_CMP_FLAGS_ERROR (0x1 << 6)
301 #define RX_TPA_START_CMP_FLAGS_PLACEMENT (0x7 << 7)
302 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT 7
303 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
304 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
305 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
306 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
307 #define RX_TPA_START_CMP_FLAGS_RSS_VALID (0x1 << 10)
308 #define RX_TPA_START_CMP_FLAGS_TIMESTAMP (0x1 << 11)
309 #define RX_TPA_START_CMP_FLAGS_ITYPES (0xf << 12)
310 #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT 12
311 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
312 #define RX_TPA_START_CMP_LEN (0xffff << 16)
313 #define RX_TPA_START_CMP_LEN_SHIFT 16
314
315 u32 rx_tpa_start_cmp_opaque;
316 __le32 rx_tpa_start_cmp_misc_v1;
317 #define RX_TPA_START_CMP_V1 (0x1 << 0)
318 #define RX_TPA_START_CMP_RSS_HASH_TYPE (0x7f << 9)
319 #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT 9
320 #define RX_TPA_START_CMP_AGG_ID (0x7f << 25)
321 #define RX_TPA_START_CMP_AGG_ID_SHIFT 25
322 #define RX_TPA_START_CMP_AGG_ID_P5 (0xffff << 16)
323 #define RX_TPA_START_CMP_AGG_ID_SHIFT_P5 16
324
325 __le32 rx_tpa_start_cmp_rss_hash;
326 };
327
328 #define TPA_START_HASH_VALID(rx_tpa_start) \
329 ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \
330 cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
331
332 #define TPA_START_HASH_TYPE(rx_tpa_start) \
333 (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
334 RX_TPA_START_CMP_RSS_HASH_TYPE) >> \
335 RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
336
337 #define TPA_START_AGG_ID(rx_tpa_start) \
338 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
339 RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
340
341 #define TPA_START_AGG_ID_P5(rx_tpa_start) \
342 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
343 RX_TPA_START_CMP_AGG_ID_P5) >> RX_TPA_START_CMP_AGG_ID_SHIFT_P5)
344
345 #define TPA_START_ERROR(rx_tpa_start) \
346 ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \
347 cpu_to_le32(RX_TPA_START_CMP_FLAGS_ERROR))
348
349 struct rx_tpa_start_cmp_ext {
350 __le32 rx_tpa_start_cmp_flags2;
351 #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC (0x1 << 0)
352 #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC (0x1 << 1)
353 #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2)
354 #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3)
355 #define RX_TPA_START_CMP_FLAGS2_IP_TYPE (0x1 << 8)
356 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_VALID (0x1 << 9)
357 #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT (0x3 << 10)
358 #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT_SHIFT 10
359 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL (0xffff << 16)
360 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_SHIFT 16
361
362 __le32 rx_tpa_start_cmp_metadata;
363 __le32 rx_tpa_start_cmp_cfa_code_v2;
364 #define RX_TPA_START_CMP_V2 (0x1 << 0)
365 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK (0x7 << 1)
366 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT 1
367 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
368 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
369 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_FLUSH (0x5 << 1)
370 #define RX_TPA_START_CMP_CFA_CODE (0xffff << 16)
371 #define RX_TPA_START_CMPL_CFA_CODE_SHIFT 16
372 __le32 rx_tpa_start_cmp_hdr_info;
373 };
374
375 #define TPA_START_CFA_CODE(rx_tpa_start) \
376 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) & \
377 RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
378
379 #define TPA_START_IS_IPV6(rx_tpa_start) \
380 (!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 & \
381 cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
382
383 #define TPA_START_ERROR_CODE(rx_tpa_start) \
384 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) & \
385 RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK) >> \
386 RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT)
387
388 struct rx_tpa_end_cmp {
389 __le32 rx_tpa_end_cmp_len_flags_type;
390 #define RX_TPA_END_CMP_TYPE (0x3f << 0)
391 #define RX_TPA_END_CMP_FLAGS (0x3ff << 6)
392 #define RX_TPA_END_CMP_FLAGS_SHIFT 6
393 #define RX_TPA_END_CMP_FLAGS_PLACEMENT (0x7 << 7)
394 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT 7
395 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
396 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
397 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
398 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
399 #define RX_TPA_END_CMP_FLAGS_RSS_VALID (0x1 << 10)
400 #define RX_TPA_END_CMP_FLAGS_ITYPES (0xf << 12)
401 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT 12
402 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
403 #define RX_TPA_END_CMP_LEN (0xffff << 16)
404 #define RX_TPA_END_CMP_LEN_SHIFT 16
405
406 u32 rx_tpa_end_cmp_opaque;
407 __le32 rx_tpa_end_cmp_misc_v1;
408 #define RX_TPA_END_CMP_V1 (0x1 << 0)
409 #define RX_TPA_END_CMP_AGG_BUFS (0x3f << 1)
410 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT 1
411 #define RX_TPA_END_CMP_TPA_SEGS (0xff << 8)
412 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT 8
413 #define RX_TPA_END_CMP_PAYLOAD_OFFSET (0xff << 16)
414 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT 16
415 #define RX_TPA_END_CMP_AGG_ID (0x7f << 25)
416 #define RX_TPA_END_CMP_AGG_ID_SHIFT 25
417 #define RX_TPA_END_CMP_AGG_ID_P5 (0xffff << 16)
418 #define RX_TPA_END_CMP_AGG_ID_SHIFT_P5 16
419
420 __le32 rx_tpa_end_cmp_tsdelta;
421 #define RX_TPA_END_GRO_TS (0x1 << 31)
422 };
423
424 #define TPA_END_AGG_ID(rx_tpa_end) \
425 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
426 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
427
428 #define TPA_END_AGG_ID_P5(rx_tpa_end) \
429 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
430 RX_TPA_END_CMP_AGG_ID_P5) >> RX_TPA_END_CMP_AGG_ID_SHIFT_P5)
431
432 #define TPA_END_PAYLOAD_OFF(rx_tpa_end) \
433 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
434 RX_TPA_END_CMP_PAYLOAD_OFFSET) >> RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT)
435
436 #define TPA_END_AGG_BUFS(rx_tpa_end) \
437 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
438 RX_TPA_END_CMP_AGG_BUFS) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT)
439
440 #define TPA_END_TPA_SEGS(rx_tpa_end) \
441 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
442 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
443
444 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO \
445 cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO & \
446 RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
447
448 #define TPA_END_GRO(rx_tpa_end) \
449 ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type & \
450 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
451
452 #define TPA_END_GRO_TS(rx_tpa_end) \
453 (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta & \
454 cpu_to_le32(RX_TPA_END_GRO_TS)))
455
456 struct rx_tpa_end_cmp_ext {
457 __le32 rx_tpa_end_cmp_dup_acks;
458 #define RX_TPA_END_CMP_TPA_DUP_ACKS (0xf << 0)
459 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_P5 (0xff << 16)
460 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5 16
461 #define RX_TPA_END_CMP_AGG_BUFS_P5 (0xff << 24)
462 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5 24
463
464 __le32 rx_tpa_end_cmp_seg_len;
465 #define RX_TPA_END_CMP_TPA_SEG_LEN (0xffff << 0)
466
467 __le32 rx_tpa_end_cmp_errors_v2;
468 #define RX_TPA_END_CMP_V2 (0x1 << 0)
469 #define RX_TPA_END_CMP_ERRORS (0x3 << 1)
470 #define RX_TPA_END_CMP_ERRORS_P5 (0x7 << 1)
471 #define RX_TPA_END_CMPL_ERRORS_SHIFT 1
472 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
473 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1)
474 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
475 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_RSV_ERROR (0x4 << 1)
476 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_FLUSH (0x5 << 1)
477
478 u32 rx_tpa_end_cmp_start_opaque;
479 };
480
481 #define TPA_END_ERRORS(rx_tpa_end_ext) \
482 ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 & \
483 cpu_to_le32(RX_TPA_END_CMP_ERRORS))
484
485 #define TPA_END_PAYLOAD_OFF_P5(rx_tpa_end_ext) \
486 ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) & \
487 RX_TPA_END_CMP_PAYLOAD_OFFSET_P5) >> \
488 RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5)
489
490 #define TPA_END_AGG_BUFS_P5(rx_tpa_end_ext) \
491 ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) & \
492 RX_TPA_END_CMP_AGG_BUFS_P5) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5)
493
494 #define EVENT_DATA1_RESET_NOTIFY_FATAL(data1) \
495 (((data1) & \
496 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK) ==\
497 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL)
498
499 #define EVENT_DATA1_RESET_NOTIFY_FW_ACTIVATION(data1) \
500 (((data1) & \
501 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK) ==\
502 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_ACTIVATION)
503
504 #define EVENT_DATA2_RESET_NOTIFY_FW_STATUS_CODE(data2) \
505 ((data2) & \
506 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA2_FW_STATUS_CODE_MASK)
507
508 #define EVENT_DATA1_RECOVERY_MASTER_FUNC(data1) \
509 !!((data1) & \
510 ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASTER_FUNC)
511
512 #define EVENT_DATA1_RECOVERY_ENABLED(data1) \
513 !!((data1) & \
514 ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_RECOVERY_ENABLED)
515
516 #define BNXT_EVENT_ERROR_REPORT_TYPE(data1) \
517 (((data1) & \
518 ASYNC_EVENT_CMPL_ERROR_REPORT_BASE_EVENT_DATA1_ERROR_TYPE_MASK) >>\
519 ASYNC_EVENT_CMPL_ERROR_REPORT_BASE_EVENT_DATA1_ERROR_TYPE_SFT)
520
521 #define BNXT_EVENT_INVALID_SIGNAL_DATA(data2) \
522 (((data2) & \
523 ASYNC_EVENT_CMPL_ERROR_REPORT_INVALID_SIGNAL_EVENT_DATA2_PIN_ID_MASK) >>\
524 ASYNC_EVENT_CMPL_ERROR_REPORT_INVALID_SIGNAL_EVENT_DATA2_PIN_ID_SFT)
525
526 struct nqe_cn {
527 __le16 type;
528 #define NQ_CN_TYPE_MASK 0x3fUL
529 #define NQ_CN_TYPE_SFT 0
530 #define NQ_CN_TYPE_CQ_NOTIFICATION 0x30UL
531 #define NQ_CN_TYPE_LAST NQ_CN_TYPE_CQ_NOTIFICATION
532 __le16 reserved16;
533 __le32 cq_handle_low;
534 __le32 v;
535 #define NQ_CN_V 0x1UL
536 __le32 cq_handle_high;
537 };
538
539 #define DB_IDX_MASK 0xffffff
540 #define DB_IDX_VALID (0x1 << 26)
541 #define DB_IRQ_DIS (0x1 << 27)
542 #define DB_KEY_TX (0x0 << 28)
543 #define DB_KEY_RX (0x1 << 28)
544 #define DB_KEY_CP (0x2 << 28)
545 #define DB_KEY_ST (0x3 << 28)
546 #define DB_KEY_TX_PUSH (0x4 << 28)
547 #define DB_LONG_TX_PUSH (0x2 << 24)
548
549 #define BNXT_MIN_ROCE_CP_RINGS 2
550 #define BNXT_MIN_ROCE_STAT_CTXS 1
551
552 /* 64-bit doorbell */
553 #define DBR_INDEX_MASK 0x0000000000ffffffULL
554 #define DBR_XID_MASK 0x000fffff00000000ULL
555 #define DBR_XID_SFT 32
556 #define DBR_PATH_L2 (0x1ULL << 56)
557 #define DBR_TYPE_SQ (0x0ULL << 60)
558 #define DBR_TYPE_RQ (0x1ULL << 60)
559 #define DBR_TYPE_SRQ (0x2ULL << 60)
560 #define DBR_TYPE_SRQ_ARM (0x3ULL << 60)
561 #define DBR_TYPE_CQ (0x4ULL << 60)
562 #define DBR_TYPE_CQ_ARMSE (0x5ULL << 60)
563 #define DBR_TYPE_CQ_ARMALL (0x6ULL << 60)
564 #define DBR_TYPE_CQ_ARMENA (0x7ULL << 60)
565 #define DBR_TYPE_SRQ_ARMENA (0x8ULL << 60)
566 #define DBR_TYPE_CQ_CUTOFF_ACK (0x9ULL << 60)
567 #define DBR_TYPE_NQ (0xaULL << 60)
568 #define DBR_TYPE_NQ_ARM (0xbULL << 60)
569 #define DBR_TYPE_NULL (0xfULL << 60)
570
571 #define DB_PF_OFFSET_P5 0x10000
572 #define DB_VF_OFFSET_P5 0x4000
573
574 #define INVALID_HW_RING_ID ((u16)-1)
575
576 /* The hardware supports certain page sizes. Use the supported page sizes
577 * to allocate the rings.
578 */
579 #if (PAGE_SHIFT < 12)
580 #define BNXT_PAGE_SHIFT 12
581 #elif (PAGE_SHIFT <= 13)
582 #define BNXT_PAGE_SHIFT PAGE_SHIFT
583 #elif (PAGE_SHIFT < 16)
584 #define BNXT_PAGE_SHIFT 13
585 #else
586 #define BNXT_PAGE_SHIFT 16
587 #endif
588
589 #define BNXT_PAGE_SIZE (1 << BNXT_PAGE_SHIFT)
590
591 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
592 #if (PAGE_SHIFT > 15)
593 #define BNXT_RX_PAGE_SHIFT 15
594 #else
595 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
596 #endif
597
598 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
599
600 #define BNXT_MAX_MTU 9500
601
602 /* First RX buffer page in XDP multi-buf mode
603 *
604 * +-------------------------------------------------------------------------+
605 * | XDP_PACKET_HEADROOM | bp->rx_buf_use_size | skb_shared_info|
606 * | (bp->rx_dma_offset) | | |
607 * +-------------------------------------------------------------------------+
608 */
609 #define BNXT_MAX_PAGE_MODE_MTU_SBUF \
610 ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN - \
611 XDP_PACKET_HEADROOM)
612 #define BNXT_MAX_PAGE_MODE_MTU \
613 (BNXT_MAX_PAGE_MODE_MTU_SBUF - \
614 SKB_DATA_ALIGN((unsigned int)sizeof(struct skb_shared_info)))
615
616 #define BNXT_MIN_PKT_SIZE 52
617
618 #define BNXT_DEFAULT_RX_RING_SIZE 511
619 #define BNXT_DEFAULT_TX_RING_SIZE 511
620
621 #define MAX_TPA 64
622 #define MAX_TPA_P5 256
623 #define MAX_TPA_P5_MASK (MAX_TPA_P5 - 1)
624 #define MAX_TPA_SEGS_P5 0x3f
625
626 #if (BNXT_PAGE_SHIFT == 16)
627 #define MAX_RX_PAGES_AGG_ENA 1
628 #define MAX_RX_PAGES 4
629 #define MAX_RX_AGG_PAGES 4
630 #define MAX_TX_PAGES 1
631 #define MAX_CP_PAGES 16
632 #else
633 #define MAX_RX_PAGES_AGG_ENA 8
634 #define MAX_RX_PAGES 32
635 #define MAX_RX_AGG_PAGES 32
636 #define MAX_TX_PAGES 8
637 #define MAX_CP_PAGES 128
638 #endif
639
640 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
641 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
642 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
643
644 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
645 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
646
647 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
648
649 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
650 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
651
652 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
653
654 #define BNXT_MAX_RX_DESC_CNT (RX_DESC_CNT * MAX_RX_PAGES - 1)
655 #define BNXT_MAX_RX_DESC_CNT_JUM_ENA (RX_DESC_CNT * MAX_RX_PAGES_AGG_ENA - 1)
656 #define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
657 #define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1)
658
659 /* Minimum TX BDs for a TX packet with MAX_SKB_FRAGS + 1. We need one extra
660 * BD because the first TX BD is always a long BD.
661 */
662 #define BNXT_MIN_TX_DESC_CNT (MAX_SKB_FRAGS + 2)
663
664 #define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
665 #define RX_IDX(x) ((x) & (RX_DESC_CNT - 1))
666
667 #define TX_RING(x) (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
668 #define TX_IDX(x) ((x) & (TX_DESC_CNT - 1))
669
670 #define CP_RING(x) (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
671 #define CP_IDX(x) ((x) & (CP_DESC_CNT - 1))
672
673 #define TX_CMP_VALID(txcmp, raw_cons) \
674 (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) == \
675 !((raw_cons) & bp->cp_bit))
676
677 #define RX_CMP_VALID(rxcmp1, raw_cons) \
678 (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
679 !((raw_cons) & bp->cp_bit))
680
681 #define RX_AGG_CMP_VALID(agg, raw_cons) \
682 (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
683 !((raw_cons) & bp->cp_bit))
684
685 #define NQ_CMP_VALID(nqcmp, raw_cons) \
686 (!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit))
687
688 #define TX_CMP_TYPE(txcmp) \
689 (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
690
691 #define RX_CMP_TYPE(rxcmp) \
692 (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
693
694 #define NEXT_RX(idx) (((idx) + 1) & bp->rx_ring_mask)
695
696 #define NEXT_RX_AGG(idx) (((idx) + 1) & bp->rx_agg_ring_mask)
697
698 #define NEXT_TX(idx) (((idx) + 1) & bp->tx_ring_mask)
699
700 #define ADV_RAW_CMP(idx, n) ((idx) + (n))
701 #define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1)
702 #define RING_CMP(idx) ((idx) & bp->cp_ring_mask)
703 #define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1))
704
705 #define DFLT_HWRM_CMD_TIMEOUT 500
706
707 #define BNXT_RX_EVENT 1
708 #define BNXT_AGG_EVENT 2
709 #define BNXT_TX_EVENT 4
710 #define BNXT_REDIRECT_EVENT 8
711
712 struct bnxt_sw_tx_bd {
713 union {
714 struct sk_buff *skb;
715 struct xdp_frame *xdpf;
716 };
717 DEFINE_DMA_UNMAP_ADDR(mapping);
718 DEFINE_DMA_UNMAP_LEN(len);
719 struct page *page;
720 u8 is_gso;
721 u8 is_push;
722 u8 action;
723 unsigned short nr_frags;
724 u16 rx_prod;
725 };
726
727 struct bnxt_sw_rx_bd {
728 void *data;
729 u8 *data_ptr;
730 dma_addr_t mapping;
731 };
732
733 struct bnxt_sw_rx_agg_bd {
734 struct page *page;
735 unsigned int offset;
736 dma_addr_t mapping;
737 };
738
739 struct bnxt_mem_init {
740 u8 init_val;
741 u16 offset;
742 #define BNXT_MEM_INVALID_OFFSET 0xffff
743 u16 size;
744 };
745
746 struct bnxt_ring_mem_info {
747 int nr_pages;
748 int page_size;
749 u16 flags;
750 #define BNXT_RMEM_VALID_PTE_FLAG 1
751 #define BNXT_RMEM_RING_PTE_FLAG 2
752 #define BNXT_RMEM_USE_FULL_PAGE_FLAG 4
753
754 u16 depth;
755 struct bnxt_mem_init *mem_init;
756
757 void **pg_arr;
758 dma_addr_t *dma_arr;
759
760 __le64 *pg_tbl;
761 dma_addr_t pg_tbl_map;
762
763 int vmem_size;
764 void **vmem;
765 };
766
767 struct bnxt_ring_struct {
768 struct bnxt_ring_mem_info ring_mem;
769
770 u16 fw_ring_id; /* Ring id filled by Chimp FW */
771 union {
772 u16 grp_idx;
773 u16 map_idx; /* Used by cmpl rings */
774 };
775 u32 handle;
776 u8 queue_id;
777 };
778
779 struct tx_push_bd {
780 __le32 doorbell;
781 __le32 tx_bd_len_flags_type;
782 u32 tx_bd_opaque;
783 struct tx_bd_ext txbd2;
784 };
785
786 struct tx_push_buffer {
787 struct tx_push_bd push_bd;
788 u32 data[25];
789 };
790
791 struct bnxt_db_info {
792 void __iomem *doorbell;
793 union {
794 u64 db_key64;
795 u32 db_key32;
796 };
797 };
798
799 struct bnxt_tx_ring_info {
800 struct bnxt_napi *bnapi;
801 u16 tx_prod;
802 u16 tx_cons;
803 u16 txq_index;
804 u8 kick_pending;
805 struct bnxt_db_info tx_db;
806
807 struct tx_bd *tx_desc_ring[MAX_TX_PAGES];
808 struct bnxt_sw_tx_bd *tx_buf_ring;
809
810 dma_addr_t tx_desc_mapping[MAX_TX_PAGES];
811
812 struct tx_push_buffer *tx_push;
813 dma_addr_t tx_push_mapping;
814 __le64 data_mapping;
815
816 #define BNXT_DEV_STATE_CLOSING 0x1
817 u32 dev_state;
818
819 struct bnxt_ring_struct tx_ring_struct;
820 /* Synchronize simultaneous xdp_xmit on same ring */
821 spinlock_t xdp_tx_lock;
822 };
823
824 #define BNXT_LEGACY_COAL_CMPL_PARAMS \
825 (RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN | \
826 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX | \
827 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET | \
828 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE | \
829 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR | \
830 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
831 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR | \
832 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
833 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
834
835 #define BNXT_COAL_CMPL_ENABLES \
836 (RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
837 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
838 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
839 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
840
841 #define BNXT_COAL_CMPL_MIN_TMR_ENABLE \
842 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
843
844 #define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE \
845 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
846
847 struct bnxt_coal_cap {
848 u32 cmpl_params;
849 u32 nq_params;
850 u16 num_cmpl_dma_aggr_max;
851 u16 num_cmpl_dma_aggr_during_int_max;
852 u16 cmpl_aggr_dma_tmr_max;
853 u16 cmpl_aggr_dma_tmr_during_int_max;
854 u16 int_lat_tmr_min_max;
855 u16 int_lat_tmr_max_max;
856 u16 num_cmpl_aggr_int_max;
857 u16 timer_units;
858 };
859
860 struct bnxt_coal {
861 u16 coal_ticks;
862 u16 coal_ticks_irq;
863 u16 coal_bufs;
864 u16 coal_bufs_irq;
865 /* RING_IDLE enabled when coal ticks < idle_thresh */
866 u16 idle_thresh;
867 u8 bufs_per_record;
868 u8 budget;
869 u16 flags;
870 };
871
872 struct bnxt_tpa_info {
873 void *data;
874 u8 *data_ptr;
875 dma_addr_t mapping;
876 u16 len;
877 unsigned short gso_type;
878 u32 flags2;
879 u32 metadata;
880 enum pkt_hash_types hash_type;
881 u32 rss_hash;
882 u32 hdr_info;
883
884 #define BNXT_TPA_L4_SIZE(hdr_info) \
885 (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
886
887 #define BNXT_TPA_INNER_L3_OFF(hdr_info) \
888 (((hdr_info) >> 18) & 0x1ff)
889
890 #define BNXT_TPA_INNER_L2_OFF(hdr_info) \
891 (((hdr_info) >> 9) & 0x1ff)
892
893 #define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
894 ((hdr_info) & 0x1ff)
895
896 u16 cfa_code; /* cfa_code in TPA start compl */
897 u8 agg_count;
898 struct rx_agg_cmp *agg_arr;
899 };
900
901 #define BNXT_AGG_IDX_BMAP_SIZE (MAX_TPA_P5 / BITS_PER_LONG)
902
903 struct bnxt_tpa_idx_map {
904 u16 agg_id_tbl[1024];
905 unsigned long agg_idx_bmap[BNXT_AGG_IDX_BMAP_SIZE];
906 };
907
908 struct bnxt_rx_ring_info {
909 struct bnxt_napi *bnapi;
910 u16 rx_prod;
911 u16 rx_agg_prod;
912 u16 rx_sw_agg_prod;
913 u16 rx_next_cons;
914 struct bnxt_db_info rx_db;
915 struct bnxt_db_info rx_agg_db;
916
917 struct bpf_prog *xdp_prog;
918
919 struct rx_bd *rx_desc_ring[MAX_RX_PAGES];
920 struct bnxt_sw_rx_bd *rx_buf_ring;
921
922 struct rx_bd *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
923 struct bnxt_sw_rx_agg_bd *rx_agg_ring;
924
925 unsigned long *rx_agg_bmap;
926 u16 rx_agg_bmap_size;
927
928 dma_addr_t rx_desc_mapping[MAX_RX_PAGES];
929 dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
930
931 struct bnxt_tpa_info *rx_tpa;
932 struct bnxt_tpa_idx_map *rx_tpa_idx_map;
933
934 struct bnxt_ring_struct rx_ring_struct;
935 struct bnxt_ring_struct rx_agg_ring_struct;
936 struct xdp_rxq_info xdp_rxq;
937 struct page_pool *page_pool;
938 };
939
940 struct bnxt_rx_sw_stats {
941 u64 rx_l4_csum_errors;
942 u64 rx_resets;
943 u64 rx_buf_errors;
944 u64 rx_oom_discards;
945 u64 rx_netpoll_discards;
946 };
947
948 struct bnxt_tx_sw_stats {
949 u64 tx_resets;
950 };
951
952 struct bnxt_cmn_sw_stats {
953 u64 missed_irqs;
954 };
955
956 struct bnxt_sw_stats {
957 struct bnxt_rx_sw_stats rx;
958 struct bnxt_tx_sw_stats tx;
959 struct bnxt_cmn_sw_stats cmn;
960 };
961
962 struct bnxt_total_ring_err_stats {
963 u64 rx_total_l4_csum_errors;
964 u64 rx_total_resets;
965 u64 rx_total_buf_errors;
966 u64 rx_total_oom_discards;
967 u64 rx_total_netpoll_discards;
968 u64 rx_total_ring_discards;
969 u64 tx_total_resets;
970 u64 tx_total_ring_discards;
971 u64 total_missed_irqs;
972 };
973
974 struct bnxt_stats_mem {
975 u64 *sw_stats;
976 u64 *hw_masks;
977 void *hw_stats;
978 dma_addr_t hw_stats_map;
979 int len;
980 };
981
982 struct bnxt_cp_ring_info {
983 struct bnxt_napi *bnapi;
984 u32 cp_raw_cons;
985 struct bnxt_db_info cp_db;
986
987 u8 had_work_done:1;
988 u8 has_more_work:1;
989
990 u32 last_cp_raw_cons;
991
992 struct bnxt_coal rx_ring_coal;
993 u64 rx_packets;
994 u64 rx_bytes;
995 u64 event_ctr;
996
997 struct dim dim;
998
999 union {
1000 struct tx_cmp **cp_desc_ring;
1001 struct nqe_cn **nq_desc_ring;
1002 };
1003
1004 dma_addr_t *cp_desc_mapping;
1005
1006 struct bnxt_stats_mem stats;
1007 u32 hw_stats_ctx_id;
1008
1009 struct bnxt_sw_stats sw_stats;
1010
1011 struct bnxt_ring_struct cp_ring_struct;
1012
1013 struct bnxt_cp_ring_info *cp_ring_arr[2];
1014 #define BNXT_RX_HDL 0
1015 #define BNXT_TX_HDL 1
1016 };
1017
1018 struct bnxt_napi {
1019 struct napi_struct napi;
1020 struct bnxt *bp;
1021
1022 int index;
1023 struct bnxt_cp_ring_info cp_ring;
1024 struct bnxt_rx_ring_info *rx_ring;
1025 struct bnxt_tx_ring_info *tx_ring;
1026
1027 void (*tx_int)(struct bnxt *, struct bnxt_napi *,
1028 int budget);
1029 int tx_pkts;
1030 u8 events;
1031 u8 tx_fault:1;
1032
1033 u32 flags;
1034 #define BNXT_NAPI_FLAG_XDP 0x1
1035
1036 bool in_reset;
1037 };
1038
1039 struct bnxt_irq {
1040 irq_handler_t handler;
1041 unsigned int vector;
1042 u8 requested:1;
1043 u8 have_cpumask:1;
1044 char name[IFNAMSIZ + 2];
1045 cpumask_var_t cpu_mask;
1046 };
1047
1048 #define HWRM_RING_ALLOC_TX 0x1
1049 #define HWRM_RING_ALLOC_RX 0x2
1050 #define HWRM_RING_ALLOC_AGG 0x4
1051 #define HWRM_RING_ALLOC_CMPL 0x8
1052 #define HWRM_RING_ALLOC_NQ 0x10
1053
1054 #define INVALID_STATS_CTX_ID -1
1055
1056 struct bnxt_ring_grp_info {
1057 u16 fw_stats_ctx;
1058 u16 fw_grp_id;
1059 u16 rx_fw_ring_id;
1060 u16 agg_fw_ring_id;
1061 u16 cp_fw_ring_id;
1062 };
1063
1064 struct bnxt_vnic_info {
1065 u16 fw_vnic_id; /* returned by Chimp during alloc */
1066 #define BNXT_MAX_CTX_PER_VNIC 8
1067 u16 fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
1068 u16 fw_l2_ctx_id;
1069 #define BNXT_MAX_UC_ADDRS 4
1070 __le64 fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
1071 /* index 0 always dev_addr */
1072 u16 uc_filter_count;
1073 u8 *uc_list;
1074
1075 u16 *fw_grp_ids;
1076 dma_addr_t rss_table_dma_addr;
1077 __le16 *rss_table;
1078 dma_addr_t rss_hash_key_dma_addr;
1079 u64 *rss_hash_key;
1080 int rss_table_size;
1081 #define BNXT_RSS_TABLE_ENTRIES_P5 64
1082 #define BNXT_RSS_TABLE_SIZE_P5 (BNXT_RSS_TABLE_ENTRIES_P5 * 4)
1083 #define BNXT_RSS_TABLE_MAX_TBL_P5 8
1084 #define BNXT_MAX_RSS_TABLE_SIZE_P5 \
1085 (BNXT_RSS_TABLE_SIZE_P5 * BNXT_RSS_TABLE_MAX_TBL_P5)
1086 #define BNXT_MAX_RSS_TABLE_ENTRIES_P5 \
1087 (BNXT_RSS_TABLE_ENTRIES_P5 * BNXT_RSS_TABLE_MAX_TBL_P5)
1088
1089 u32 rx_mask;
1090
1091 u8 *mc_list;
1092 int mc_list_size;
1093 int mc_list_count;
1094 dma_addr_t mc_list_mapping;
1095 #define BNXT_MAX_MC_ADDRS 16
1096
1097 u32 flags;
1098 #define BNXT_VNIC_RSS_FLAG 1
1099 #define BNXT_VNIC_RFS_FLAG 2
1100 #define BNXT_VNIC_MCAST_FLAG 4
1101 #define BNXT_VNIC_UCAST_FLAG 8
1102 #define BNXT_VNIC_RFS_NEW_RSS_FLAG 0x10
1103 };
1104
1105 struct bnxt_hw_resc {
1106 u16 min_rsscos_ctxs;
1107 u16 max_rsscos_ctxs;
1108 u16 min_cp_rings;
1109 u16 max_cp_rings;
1110 u16 resv_cp_rings;
1111 u16 min_tx_rings;
1112 u16 max_tx_rings;
1113 u16 resv_tx_rings;
1114 u16 max_tx_sch_inputs;
1115 u16 min_rx_rings;
1116 u16 max_rx_rings;
1117 u16 resv_rx_rings;
1118 u16 min_hw_ring_grps;
1119 u16 max_hw_ring_grps;
1120 u16 resv_hw_ring_grps;
1121 u16 min_l2_ctxs;
1122 u16 max_l2_ctxs;
1123 u16 min_vnics;
1124 u16 max_vnics;
1125 u16 resv_vnics;
1126 u16 min_stat_ctxs;
1127 u16 max_stat_ctxs;
1128 u16 resv_stat_ctxs;
1129 u16 max_nqs;
1130 u16 max_irqs;
1131 u16 resv_irqs;
1132 };
1133
1134 #if defined(CONFIG_BNXT_SRIOV)
1135 struct bnxt_vf_info {
1136 u16 fw_fid;
1137 u8 mac_addr[ETH_ALEN]; /* PF assigned MAC Address */
1138 u8 vf_mac_addr[ETH_ALEN]; /* VF assigned MAC address, only
1139 * stored by PF.
1140 */
1141 u16 vlan;
1142 u16 func_qcfg_flags;
1143 u32 flags;
1144 #define BNXT_VF_QOS 0x1
1145 #define BNXT_VF_SPOOFCHK 0x2
1146 #define BNXT_VF_LINK_FORCED 0x4
1147 #define BNXT_VF_LINK_UP 0x8
1148 #define BNXT_VF_TRUST 0x10
1149 u32 min_tx_rate;
1150 u32 max_tx_rate;
1151 void *hwrm_cmd_req_addr;
1152 dma_addr_t hwrm_cmd_req_dma_addr;
1153 };
1154 #endif
1155
1156 struct bnxt_pf_info {
1157 #define BNXT_FIRST_PF_FID 1
1158 #define BNXT_FIRST_VF_FID 128
1159 u16 fw_fid;
1160 u16 port_id;
1161 u8 mac_addr[ETH_ALEN];
1162 u32 first_vf_id;
1163 u16 active_vfs;
1164 u16 registered_vfs;
1165 u16 max_vfs;
1166 u32 max_encap_records;
1167 u32 max_decap_records;
1168 u32 max_tx_em_flows;
1169 u32 max_tx_wm_flows;
1170 u32 max_rx_em_flows;
1171 u32 max_rx_wm_flows;
1172 unsigned long *vf_event_bmap;
1173 u16 hwrm_cmd_req_pages;
1174 u8 vf_resv_strategy;
1175 #define BNXT_VF_RESV_STRATEGY_MAXIMAL 0
1176 #define BNXT_VF_RESV_STRATEGY_MINIMAL 1
1177 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC 2
1178 void *hwrm_cmd_req_addr[4];
1179 dma_addr_t hwrm_cmd_req_dma_addr[4];
1180 struct bnxt_vf_info *vf;
1181 };
1182
1183 struct bnxt_ntuple_filter {
1184 struct hlist_node hash;
1185 u8 dst_mac_addr[ETH_ALEN];
1186 u8 src_mac_addr[ETH_ALEN];
1187 struct flow_keys fkeys;
1188 __le64 filter_id;
1189 u16 sw_id;
1190 u8 l2_fltr_idx;
1191 u16 rxq;
1192 u32 flow_id;
1193 unsigned long state;
1194 #define BNXT_FLTR_VALID 0
1195 #define BNXT_FLTR_UPDATE 1
1196 };
1197
1198 struct bnxt_link_info {
1199 u8 phy_type;
1200 u8 media_type;
1201 u8 transceiver;
1202 u8 phy_addr;
1203 u8 phy_link_status;
1204 #define BNXT_LINK_NO_LINK PORT_PHY_QCFG_RESP_LINK_NO_LINK
1205 #define BNXT_LINK_SIGNAL PORT_PHY_QCFG_RESP_LINK_SIGNAL
1206 #define BNXT_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK
1207 u8 wire_speed;
1208 u8 phy_state;
1209 #define BNXT_PHY_STATE_ENABLED 0
1210 #define BNXT_PHY_STATE_DISABLED 1
1211
1212 u8 link_state;
1213 #define BNXT_LINK_STATE_UNKNOWN 0
1214 #define BNXT_LINK_STATE_DOWN 1
1215 #define BNXT_LINK_STATE_UP 2
1216 #define BNXT_LINK_IS_UP(bp) ((bp)->link_info.link_state == BNXT_LINK_STATE_UP)
1217 u8 duplex;
1218 #define BNXT_LINK_DUPLEX_HALF PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
1219 #define BNXT_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
1220 u8 pause;
1221 #define BNXT_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX
1222 #define BNXT_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX
1223 #define BNXT_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \
1224 PORT_PHY_QCFG_RESP_PAUSE_TX)
1225 u8 lp_pause;
1226 u8 auto_pause_setting;
1227 u8 force_pause_setting;
1228 u8 duplex_setting;
1229 u8 auto_mode;
1230 #define BNXT_AUTO_MODE(mode) ((mode) > BNXT_LINK_AUTO_NONE && \
1231 (mode) <= BNXT_LINK_AUTO_MSK)
1232 #define BNXT_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
1233 #define BNXT_LINK_AUTO_ALLSPDS PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
1234 #define BNXT_LINK_AUTO_ONESPD PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
1235 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
1236 #define BNXT_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
1237 #define PHY_VER_LEN 3
1238 u8 phy_ver[PHY_VER_LEN];
1239 u16 link_speed;
1240 #define BNXT_LINK_SPEED_100MB PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
1241 #define BNXT_LINK_SPEED_1GB PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
1242 #define BNXT_LINK_SPEED_2GB PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
1243 #define BNXT_LINK_SPEED_2_5GB PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
1244 #define BNXT_LINK_SPEED_10GB PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
1245 #define BNXT_LINK_SPEED_20GB PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
1246 #define BNXT_LINK_SPEED_25GB PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
1247 #define BNXT_LINK_SPEED_40GB PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
1248 #define BNXT_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
1249 #define BNXT_LINK_SPEED_100GB PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
1250 #define BNXT_LINK_SPEED_200GB PORT_PHY_QCFG_RESP_LINK_SPEED_200GB
1251 u16 support_speeds;
1252 u16 support_pam4_speeds;
1253 u16 auto_link_speeds; /* fw adv setting */
1254 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
1255 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
1256 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
1257 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
1258 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
1259 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
1260 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
1261 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
1262 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
1263 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
1264 u16 auto_pam4_link_speeds;
1265 #define BNXT_LINK_PAM4_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_50G
1266 #define BNXT_LINK_PAM4_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_100G
1267 #define BNXT_LINK_PAM4_SPEED_MSK_200GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_200G
1268 u16 support_auto_speeds;
1269 u16 support_pam4_auto_speeds;
1270 u16 lp_auto_link_speeds;
1271 u16 lp_auto_pam4_link_speeds;
1272 u16 force_link_speed;
1273 u16 force_pam4_link_speed;
1274 u32 preemphasis;
1275 u8 module_status;
1276 u8 active_fec_sig_mode;
1277 u16 fec_cfg;
1278 #define BNXT_FEC_NONE PORT_PHY_QCFG_RESP_FEC_CFG_FEC_NONE_SUPPORTED
1279 #define BNXT_FEC_AUTONEG_CAP PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_SUPPORTED
1280 #define BNXT_FEC_AUTONEG PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
1281 #define BNXT_FEC_ENC_BASE_R_CAP \
1282 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_SUPPORTED
1283 #define BNXT_FEC_ENC_BASE_R PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
1284 #define BNXT_FEC_ENC_RS_CAP \
1285 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_SUPPORTED
1286 #define BNXT_FEC_ENC_LLRS_CAP \
1287 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_SUPPORTED | \
1288 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_SUPPORTED)
1289 #define BNXT_FEC_ENC_RS \
1290 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED | \
1291 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_1XN_ENABLED | \
1292 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_IEEE_ENABLED)
1293 #define BNXT_FEC_ENC_LLRS \
1294 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_ENABLED | \
1295 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_ENABLED)
1296
1297 /* copy of requested setting from ethtool cmd */
1298 u8 autoneg;
1299 #define BNXT_AUTONEG_SPEED 1
1300 #define BNXT_AUTONEG_FLOW_CTRL 2
1301 u8 req_signal_mode;
1302 #define BNXT_SIG_MODE_NRZ PORT_PHY_QCFG_RESP_SIGNAL_MODE_NRZ
1303 #define BNXT_SIG_MODE_PAM4 PORT_PHY_QCFG_RESP_SIGNAL_MODE_PAM4
1304 u8 req_duplex;
1305 u8 req_flow_ctrl;
1306 u16 req_link_speed;
1307 u16 advertising; /* user adv setting */
1308 u16 advertising_pam4;
1309 bool force_link_chng;
1310
1311 bool phy_retry;
1312 unsigned long phy_retry_expires;
1313
1314 /* a copy of phy_qcfg output used to report link
1315 * info to VF
1316 */
1317 struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1318 };
1319
1320 #define BNXT_FEC_RS544_ON \
1321 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_1XN_ENABLE | \
1322 PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_IEEE_ENABLE)
1323
1324 #define BNXT_FEC_RS544_OFF \
1325 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_1XN_DISABLE | \
1326 PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_IEEE_DISABLE)
1327
1328 #define BNXT_FEC_RS272_ON \
1329 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_1XN_ENABLE | \
1330 PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_IEEE_ENABLE)
1331
1332 #define BNXT_FEC_RS272_OFF \
1333 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_1XN_DISABLE | \
1334 PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_IEEE_DISABLE)
1335
1336 #define BNXT_PAM4_SUPPORTED(link_info) \
1337 ((link_info)->support_pam4_speeds)
1338
1339 #define BNXT_FEC_RS_ON(link_info) \
1340 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_ENABLE | \
1341 PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \
1342 (BNXT_PAM4_SUPPORTED(link_info) ? \
1343 (BNXT_FEC_RS544_ON | BNXT_FEC_RS272_OFF) : 0))
1344
1345 #define BNXT_FEC_LLRS_ON \
1346 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_ENABLE | \
1347 PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \
1348 BNXT_FEC_RS272_ON | BNXT_FEC_RS544_OFF)
1349
1350 #define BNXT_FEC_RS_OFF(link_info) \
1351 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_DISABLE | \
1352 (BNXT_PAM4_SUPPORTED(link_info) ? \
1353 (BNXT_FEC_RS544_OFF | BNXT_FEC_RS272_OFF) : 0))
1354
1355 #define BNXT_FEC_BASE_R_ON(link_info) \
1356 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_ENABLE | \
1357 BNXT_FEC_RS_OFF(link_info))
1358
1359 #define BNXT_FEC_ALL_OFF(link_info) \
1360 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \
1361 BNXT_FEC_RS_OFF(link_info))
1362
1363 #define BNXT_MAX_QUEUE 8
1364
1365 struct bnxt_queue_info {
1366 u8 queue_id;
1367 u8 queue_profile;
1368 };
1369
1370 #define BNXT_MAX_LED 4
1371
1372 struct bnxt_led_info {
1373 u8 led_id;
1374 u8 led_type;
1375 u8 led_group_id;
1376 u8 unused;
1377 __le16 led_state_caps;
1378 #define BNXT_LED_ALT_BLINK_CAP(x) ((x) & \
1379 cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1380
1381 __le16 led_color_caps;
1382 };
1383
1384 #define BNXT_MAX_TEST 8
1385
1386 struct bnxt_test_info {
1387 u8 offline_mask;
1388 u16 timeout;
1389 char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1390 };
1391
1392 #define CHIMP_REG_VIEW_ADDR \
1393 ((bp->flags & BNXT_FLAG_CHIP_P5) ? 0x80000000 : 0xb1000000)
1394
1395 #define BNXT_GRCPF_REG_CHIMP_COMM 0x0
1396 #define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER 0x100
1397 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400
1398 #define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014
1399 #define BNXT_CAG_REG_BASE 0x300000
1400
1401 #define BNXT_GRC_REG_STATUS_P5 0x520
1402
1403 #define BNXT_GRCPF_REG_KONG_COMM 0xA00
1404 #define BNXT_GRCPF_REG_KONG_COMM_TRIGGER 0xB00
1405
1406 #define BNXT_GRC_REG_CHIP_NUM 0x48
1407 #define BNXT_GRC_REG_BASE 0x260000
1408
1409 #define BNXT_TS_REG_TIMESYNC_TS0_LOWER 0x640180c
1410 #define BNXT_TS_REG_TIMESYNC_TS0_UPPER 0x6401810
1411
1412 #define BNXT_GRC_BASE_MASK 0xfffff000
1413 #define BNXT_GRC_OFFSET_MASK 0x00000ffc
1414
1415 struct bnxt_tc_flow_stats {
1416 u64 packets;
1417 u64 bytes;
1418 };
1419
1420 #ifdef CONFIG_BNXT_FLOWER_OFFLOAD
1421 struct bnxt_flower_indr_block_cb_priv {
1422 struct net_device *tunnel_netdev;
1423 struct bnxt *bp;
1424 struct list_head list;
1425 };
1426 #endif
1427
1428 struct bnxt_tc_info {
1429 bool enabled;
1430
1431 /* hash table to store TC offloaded flows */
1432 struct rhashtable flow_table;
1433 struct rhashtable_params flow_ht_params;
1434
1435 /* hash table to store L2 keys of TC flows */
1436 struct rhashtable l2_table;
1437 struct rhashtable_params l2_ht_params;
1438 /* hash table to store L2 keys for TC tunnel decap */
1439 struct rhashtable decap_l2_table;
1440 struct rhashtable_params decap_l2_ht_params;
1441 /* hash table to store tunnel decap entries */
1442 struct rhashtable decap_table;
1443 struct rhashtable_params decap_ht_params;
1444 /* hash table to store tunnel encap entries */
1445 struct rhashtable encap_table;
1446 struct rhashtable_params encap_ht_params;
1447
1448 /* lock to atomically add/del an l2 node when a flow is
1449 * added or deleted.
1450 */
1451 struct mutex lock;
1452
1453 /* Fields used for batching stats query */
1454 struct rhashtable_iter iter;
1455 #define BNXT_FLOW_STATS_BATCH_MAX 10
1456 struct bnxt_tc_stats_batch {
1457 void *flow_node;
1458 struct bnxt_tc_flow_stats hw_stats;
1459 } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1460
1461 /* Stat counter mask (width) */
1462 u64 bytes_mask;
1463 u64 packets_mask;
1464 };
1465
1466 struct bnxt_vf_rep_stats {
1467 u64 packets;
1468 u64 bytes;
1469 u64 dropped;
1470 };
1471
1472 struct bnxt_vf_rep {
1473 struct bnxt *bp;
1474 struct net_device *dev;
1475 struct metadata_dst *dst;
1476 u16 vf_idx;
1477 u16 tx_cfa_action;
1478 u16 rx_cfa_code;
1479
1480 struct bnxt_vf_rep_stats rx_stats;
1481 struct bnxt_vf_rep_stats tx_stats;
1482 };
1483
1484 #define PTU_PTE_VALID 0x1UL
1485 #define PTU_PTE_LAST 0x2UL
1486 #define PTU_PTE_NEXT_TO_LAST 0x4UL
1487
1488 #define MAX_CTX_PAGES (BNXT_PAGE_SIZE / 8)
1489 #define MAX_CTX_TOTAL_PAGES (MAX_CTX_PAGES * MAX_CTX_PAGES)
1490
1491 struct bnxt_ctx_pg_info {
1492 u32 entries;
1493 u32 nr_pages;
1494 void *ctx_pg_arr[MAX_CTX_PAGES];
1495 dma_addr_t ctx_dma_arr[MAX_CTX_PAGES];
1496 struct bnxt_ring_mem_info ring_mem;
1497 struct bnxt_ctx_pg_info **ctx_pg_tbl;
1498 };
1499
1500 #define BNXT_MAX_TQM_SP_RINGS 1
1501 #define BNXT_MAX_TQM_FP_RINGS 8
1502 #define BNXT_MAX_TQM_RINGS \
1503 (BNXT_MAX_TQM_SP_RINGS + BNXT_MAX_TQM_FP_RINGS)
1504
1505 #define BNXT_BACKING_STORE_CFG_LEGACY_LEN 256
1506
1507 #define BNXT_SET_CTX_PAGE_ATTR(attr) \
1508 do { \
1509 if (BNXT_PAGE_SIZE == 0x2000) \
1510 attr = FUNC_BACKING_STORE_CFG_REQ_SRQ_PG_SIZE_PG_8K; \
1511 else if (BNXT_PAGE_SIZE == 0x10000) \
1512 attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_64K; \
1513 else \
1514 attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_4K; \
1515 } while (0)
1516
1517 struct bnxt_ctx_mem_info {
1518 u32 qp_max_entries;
1519 u16 qp_min_qp1_entries;
1520 u16 qp_max_l2_entries;
1521 u16 qp_entry_size;
1522 u16 srq_max_l2_entries;
1523 u32 srq_max_entries;
1524 u16 srq_entry_size;
1525 u16 cq_max_l2_entries;
1526 u32 cq_max_entries;
1527 u16 cq_entry_size;
1528 u16 vnic_max_vnic_entries;
1529 u16 vnic_max_ring_table_entries;
1530 u16 vnic_entry_size;
1531 u32 stat_max_entries;
1532 u16 stat_entry_size;
1533 u16 tqm_entry_size;
1534 u32 tqm_min_entries_per_ring;
1535 u32 tqm_max_entries_per_ring;
1536 u32 mrav_max_entries;
1537 u16 mrav_entry_size;
1538 u16 tim_entry_size;
1539 u32 tim_max_entries;
1540 u16 mrav_num_entries_units;
1541 u8 tqm_entries_multiple;
1542 u8 tqm_fp_rings_count;
1543
1544 u32 flags;
1545 #define BNXT_CTX_FLAG_INITED 0x01
1546
1547 struct bnxt_ctx_pg_info qp_mem;
1548 struct bnxt_ctx_pg_info srq_mem;
1549 struct bnxt_ctx_pg_info cq_mem;
1550 struct bnxt_ctx_pg_info vnic_mem;
1551 struct bnxt_ctx_pg_info stat_mem;
1552 struct bnxt_ctx_pg_info mrav_mem;
1553 struct bnxt_ctx_pg_info tim_mem;
1554 struct bnxt_ctx_pg_info *tqm_mem[BNXT_MAX_TQM_RINGS];
1555
1556 #define BNXT_CTX_MEM_INIT_QP 0
1557 #define BNXT_CTX_MEM_INIT_SRQ 1
1558 #define BNXT_CTX_MEM_INIT_CQ 2
1559 #define BNXT_CTX_MEM_INIT_VNIC 3
1560 #define BNXT_CTX_MEM_INIT_STAT 4
1561 #define BNXT_CTX_MEM_INIT_MRAV 5
1562 #define BNXT_CTX_MEM_INIT_MAX 6
1563 struct bnxt_mem_init mem_init[BNXT_CTX_MEM_INIT_MAX];
1564 };
1565
1566 enum bnxt_health_severity {
1567 SEVERITY_NORMAL = 0,
1568 SEVERITY_WARNING,
1569 SEVERITY_RECOVERABLE,
1570 SEVERITY_FATAL,
1571 };
1572
1573 enum bnxt_health_remedy {
1574 REMEDY_DEVLINK_RECOVER,
1575 REMEDY_POWER_CYCLE_DEVICE,
1576 REMEDY_POWER_CYCLE_HOST,
1577 REMEDY_FW_UPDATE,
1578 REMEDY_HW_REPLACE,
1579 };
1580
1581 struct bnxt_fw_health {
1582 u32 flags;
1583 u32 polling_dsecs;
1584 u32 master_func_wait_dsecs;
1585 u32 normal_func_wait_dsecs;
1586 u32 post_reset_wait_dsecs;
1587 u32 post_reset_max_wait_dsecs;
1588 u32 regs[4];
1589 u32 mapped_regs[4];
1590 #define BNXT_FW_HEALTH_REG 0
1591 #define BNXT_FW_HEARTBEAT_REG 1
1592 #define BNXT_FW_RESET_CNT_REG 2
1593 #define BNXT_FW_RESET_INPROG_REG 3
1594 u32 fw_reset_inprog_reg_mask;
1595 u32 last_fw_heartbeat;
1596 u32 last_fw_reset_cnt;
1597 u8 enabled:1;
1598 u8 primary:1;
1599 u8 status_reliable:1;
1600 u8 resets_reliable:1;
1601 u8 tmr_multiplier;
1602 u8 tmr_counter;
1603 u8 fw_reset_seq_cnt;
1604 u32 fw_reset_seq_regs[16];
1605 u32 fw_reset_seq_vals[16];
1606 u32 fw_reset_seq_delay_msec[16];
1607 u32 echo_req_data1;
1608 u32 echo_req_data2;
1609 struct devlink_health_reporter *fw_reporter;
1610 /* Protects severity and remedy */
1611 struct mutex lock;
1612 enum bnxt_health_severity severity;
1613 enum bnxt_health_remedy remedy;
1614 u32 arrests;
1615 u32 discoveries;
1616 u32 survivals;
1617 u32 fatalities;
1618 u32 diagnoses;
1619 };
1620
1621 #define BNXT_FW_HEALTH_REG_TYPE_MASK 3
1622 #define BNXT_FW_HEALTH_REG_TYPE_CFG 0
1623 #define BNXT_FW_HEALTH_REG_TYPE_GRC 1
1624 #define BNXT_FW_HEALTH_REG_TYPE_BAR0 2
1625 #define BNXT_FW_HEALTH_REG_TYPE_BAR1 3
1626
1627 #define BNXT_FW_HEALTH_REG_TYPE(reg) ((reg) & BNXT_FW_HEALTH_REG_TYPE_MASK)
1628 #define BNXT_FW_HEALTH_REG_OFF(reg) ((reg) & ~BNXT_FW_HEALTH_REG_TYPE_MASK)
1629
1630 #define BNXT_FW_HEALTH_WIN_BASE 0x3000
1631 #define BNXT_FW_HEALTH_WIN_MAP_OFF 8
1632
1633 #define BNXT_FW_HEALTH_WIN_OFF(reg) (BNXT_FW_HEALTH_WIN_BASE + \
1634 ((reg) & BNXT_GRC_OFFSET_MASK))
1635
1636 #define BNXT_FW_STATUS_HEALTH_MSK 0xffff
1637 #define BNXT_FW_STATUS_HEALTHY 0x8000
1638 #define BNXT_FW_STATUS_SHUTDOWN 0x100000
1639 #define BNXT_FW_STATUS_RECOVERING 0x400000
1640
1641 #define BNXT_FW_IS_HEALTHY(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) ==\
1642 BNXT_FW_STATUS_HEALTHY)
1643
1644 #define BNXT_FW_IS_BOOTING(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) < \
1645 BNXT_FW_STATUS_HEALTHY)
1646
1647 #define BNXT_FW_IS_ERR(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) > \
1648 BNXT_FW_STATUS_HEALTHY)
1649
1650 #define BNXT_FW_IS_RECOVERING(sts) (BNXT_FW_IS_ERR(sts) && \
1651 ((sts) & BNXT_FW_STATUS_RECOVERING))
1652
1653 #define BNXT_FW_RETRY 5
1654 #define BNXT_FW_IF_RETRY 10
1655 #define BNXT_FW_SLOT_RESET_RETRY 4
1656
1657 struct bnxt_aux_priv {
1658 struct auxiliary_device aux_dev;
1659 struct bnxt_en_dev *edev;
1660 int id;
1661 };
1662
1663 enum board_idx {
1664 BCM57301,
1665 BCM57302,
1666 BCM57304,
1667 BCM57417_NPAR,
1668 BCM58700,
1669 BCM57311,
1670 BCM57312,
1671 BCM57402,
1672 BCM57404,
1673 BCM57406,
1674 BCM57402_NPAR,
1675 BCM57407,
1676 BCM57412,
1677 BCM57414,
1678 BCM57416,
1679 BCM57417,
1680 BCM57412_NPAR,
1681 BCM57314,
1682 BCM57417_SFP,
1683 BCM57416_SFP,
1684 BCM57404_NPAR,
1685 BCM57406_NPAR,
1686 BCM57407_SFP,
1687 BCM57407_NPAR,
1688 BCM57414_NPAR,
1689 BCM57416_NPAR,
1690 BCM57452,
1691 BCM57454,
1692 BCM5745x_NPAR,
1693 BCM57508,
1694 BCM57504,
1695 BCM57502,
1696 BCM57508_NPAR,
1697 BCM57504_NPAR,
1698 BCM57502_NPAR,
1699 BCM58802,
1700 BCM58804,
1701 BCM58808,
1702 NETXTREME_E_VF,
1703 NETXTREME_C_VF,
1704 NETXTREME_S_VF,
1705 NETXTREME_C_VF_HV,
1706 NETXTREME_E_VF_HV,
1707 NETXTREME_E_P5_VF,
1708 NETXTREME_E_P5_VF_HV,
1709 };
1710
1711 struct bnxt {
1712 void __iomem *bar0;
1713 void __iomem *bar1;
1714 void __iomem *bar2;
1715
1716 u32 reg_base;
1717 u16 chip_num;
1718 #define CHIP_NUM_57301 0x16c8
1719 #define CHIP_NUM_57302 0x16c9
1720 #define CHIP_NUM_57304 0x16ca
1721 #define CHIP_NUM_58700 0x16cd
1722 #define CHIP_NUM_57402 0x16d0
1723 #define CHIP_NUM_57404 0x16d1
1724 #define CHIP_NUM_57406 0x16d2
1725 #define CHIP_NUM_57407 0x16d5
1726
1727 #define CHIP_NUM_57311 0x16ce
1728 #define CHIP_NUM_57312 0x16cf
1729 #define CHIP_NUM_57314 0x16df
1730 #define CHIP_NUM_57317 0x16e0
1731 #define CHIP_NUM_57412 0x16d6
1732 #define CHIP_NUM_57414 0x16d7
1733 #define CHIP_NUM_57416 0x16d8
1734 #define CHIP_NUM_57417 0x16d9
1735 #define CHIP_NUM_57412L 0x16da
1736 #define CHIP_NUM_57414L 0x16db
1737
1738 #define CHIP_NUM_5745X 0xd730
1739 #define CHIP_NUM_57452 0xc452
1740 #define CHIP_NUM_57454 0xc454
1741
1742 #define CHIP_NUM_57508 0x1750
1743 #define CHIP_NUM_57504 0x1751
1744 #define CHIP_NUM_57502 0x1752
1745
1746 #define CHIP_NUM_58802 0xd802
1747 #define CHIP_NUM_58804 0xd804
1748 #define CHIP_NUM_58808 0xd808
1749
1750 u8 chip_rev;
1751
1752 #define CHIP_NUM_58818 0xd818
1753
1754 #define BNXT_CHIP_NUM_5730X(chip_num) \
1755 ((chip_num) >= CHIP_NUM_57301 && \
1756 (chip_num) <= CHIP_NUM_57304)
1757
1758 #define BNXT_CHIP_NUM_5740X(chip_num) \
1759 (((chip_num) >= CHIP_NUM_57402 && \
1760 (chip_num) <= CHIP_NUM_57406) || \
1761 (chip_num) == CHIP_NUM_57407)
1762
1763 #define BNXT_CHIP_NUM_5731X(chip_num) \
1764 ((chip_num) == CHIP_NUM_57311 || \
1765 (chip_num) == CHIP_NUM_57312 || \
1766 (chip_num) == CHIP_NUM_57314 || \
1767 (chip_num) == CHIP_NUM_57317)
1768
1769 #define BNXT_CHIP_NUM_5741X(chip_num) \
1770 ((chip_num) >= CHIP_NUM_57412 && \
1771 (chip_num) <= CHIP_NUM_57414L)
1772
1773 #define BNXT_CHIP_NUM_58700(chip_num) \
1774 ((chip_num) == CHIP_NUM_58700)
1775
1776 #define BNXT_CHIP_NUM_5745X(chip_num) \
1777 ((chip_num) == CHIP_NUM_5745X || \
1778 (chip_num) == CHIP_NUM_57452 || \
1779 (chip_num) == CHIP_NUM_57454)
1780
1781
1782 #define BNXT_CHIP_NUM_57X0X(chip_num) \
1783 (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1784
1785 #define BNXT_CHIP_NUM_57X1X(chip_num) \
1786 (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1787
1788 #define BNXT_CHIP_NUM_588XX(chip_num) \
1789 ((chip_num) == CHIP_NUM_58802 || \
1790 (chip_num) == CHIP_NUM_58804 || \
1791 (chip_num) == CHIP_NUM_58808)
1792
1793 #define BNXT_VPD_FLD_LEN 32
1794 char board_partno[BNXT_VPD_FLD_LEN];
1795 char board_serialno[BNXT_VPD_FLD_LEN];
1796
1797 struct net_device *dev;
1798 struct pci_dev *pdev;
1799
1800 atomic_t intr_sem;
1801
1802 u32 flags;
1803 #define BNXT_FLAG_CHIP_P5 0x1
1804 #define BNXT_FLAG_VF 0x2
1805 #define BNXT_FLAG_LRO 0x4
1806 #ifdef CONFIG_INET
1807 #define BNXT_FLAG_GRO 0x8
1808 #else
1809 /* Cannot support hardware GRO if CONFIG_INET is not set */
1810 #define BNXT_FLAG_GRO 0x0
1811 #endif
1812 #define BNXT_FLAG_TPA (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1813 #define BNXT_FLAG_JUMBO 0x10
1814 #define BNXT_FLAG_STRIP_VLAN 0x20
1815 #define BNXT_FLAG_AGG_RINGS (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1816 BNXT_FLAG_LRO)
1817 #define BNXT_FLAG_USING_MSIX 0x40
1818 #define BNXT_FLAG_MSIX_CAP 0x80
1819 #define BNXT_FLAG_RFS 0x100
1820 #define BNXT_FLAG_SHARED_RINGS 0x200
1821 #define BNXT_FLAG_PORT_STATS 0x400
1822 #define BNXT_FLAG_UDP_RSS_CAP 0x800
1823 #define BNXT_FLAG_NEW_RSS_CAP 0x2000
1824 #define BNXT_FLAG_WOL_CAP 0x4000
1825 #define BNXT_FLAG_ROCEV1_CAP 0x8000
1826 #define BNXT_FLAG_ROCEV2_CAP 0x10000
1827 #define BNXT_FLAG_ROCE_CAP (BNXT_FLAG_ROCEV1_CAP | \
1828 BNXT_FLAG_ROCEV2_CAP)
1829 #define BNXT_FLAG_NO_AGG_RINGS 0x20000
1830 #define BNXT_FLAG_RX_PAGE_MODE 0x40000
1831 #define BNXT_FLAG_CHIP_SR2 0x80000
1832 #define BNXT_FLAG_MULTI_HOST 0x100000
1833 #define BNXT_FLAG_DSN_VALID 0x200000
1834 #define BNXT_FLAG_DOUBLE_DB 0x400000
1835 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
1836 #define BNXT_FLAG_DIM 0x2000000
1837 #define BNXT_FLAG_ROCE_MIRROR_CAP 0x4000000
1838 #define BNXT_FLAG_PORT_STATS_EXT 0x10000000
1839
1840 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \
1841 BNXT_FLAG_RFS | \
1842 BNXT_FLAG_STRIP_VLAN)
1843
1844 #define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF))
1845 #define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF)
1846 #define BNXT_NPAR(bp) ((bp)->port_partition_type)
1847 #define BNXT_MH(bp) ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1848 #define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1849 #define BNXT_SH_PORT_CFG_OK(bp) (BNXT_PF(bp) && \
1850 ((bp)->phy_flags & BNXT_PHY_FL_SHARED_PORT_CFG))
1851 #define BNXT_PHY_CFG_ABLE(bp) ((BNXT_SINGLE_PF(bp) || \
1852 BNXT_SH_PORT_CFG_OK(bp)) && \
1853 (bp)->link_info.phy_state == BNXT_PHY_STATE_ENABLED)
1854 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1855 #define BNXT_RX_PAGE_MODE(bp) ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1856 #define BNXT_SUPPORTS_TPA(bp) (!BNXT_CHIP_TYPE_NITRO_A0(bp) && \
1857 (!((bp)->flags & BNXT_FLAG_CHIP_P5) || \
1858 (bp)->max_tpa_v2) && !is_kdump_kernel())
1859 #define BNXT_RX_JUMBO_MODE(bp) ((bp)->flags & BNXT_FLAG_JUMBO)
1860
1861 #define BNXT_CHIP_SR2(bp) \
1862 ((bp)->chip_num == CHIP_NUM_58818)
1863
1864 #define BNXT_CHIP_P5_THOR(bp) \
1865 ((bp)->chip_num == CHIP_NUM_57508 || \
1866 (bp)->chip_num == CHIP_NUM_57504 || \
1867 (bp)->chip_num == CHIP_NUM_57502)
1868
1869 /* Chip class phase 5 */
1870 #define BNXT_CHIP_P5(bp) \
1871 (BNXT_CHIP_P5_THOR(bp) || BNXT_CHIP_SR2(bp))
1872
1873 /* Chip class phase 4.x */
1874 #define BNXT_CHIP_P4(bp) \
1875 (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1876 BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
1877 BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
1878 (BNXT_CHIP_NUM_58700((bp)->chip_num) && \
1879 !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1880
1881 #define BNXT_CHIP_P4_PLUS(bp) \
1882 (BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp))
1883
1884 struct bnxt_aux_priv *aux_priv;
1885 struct bnxt_en_dev *edev;
1886
1887 struct bnxt_napi **bnapi;
1888
1889 struct bnxt_rx_ring_info *rx_ring;
1890 struct bnxt_tx_ring_info *tx_ring;
1891 u16 *tx_ring_map;
1892
1893 struct sk_buff * (*gro_func)(struct bnxt_tpa_info *, int, int,
1894 struct sk_buff *);
1895
1896 struct sk_buff * (*rx_skb_func)(struct bnxt *,
1897 struct bnxt_rx_ring_info *,
1898 u16, void *, u8 *, dma_addr_t,
1899 unsigned int);
1900
1901 u16 max_tpa_v2;
1902 u16 max_tpa;
1903 u32 rx_buf_size;
1904 u32 rx_buf_use_size; /* useable size */
1905 u16 rx_offset;
1906 u16 rx_dma_offset;
1907 enum dma_data_direction rx_dir;
1908 u32 rx_ring_size;
1909 u32 rx_agg_ring_size;
1910 u32 rx_copy_thresh;
1911 u32 rx_ring_mask;
1912 u32 rx_agg_ring_mask;
1913 int rx_nr_pages;
1914 int rx_agg_nr_pages;
1915 int rx_nr_rings;
1916 int rsscos_nr_ctxs;
1917
1918 u32 tx_ring_size;
1919 u32 tx_ring_mask;
1920 int tx_nr_pages;
1921 int tx_nr_rings;
1922 int tx_nr_rings_per_tc;
1923 int tx_nr_rings_xdp;
1924
1925 int tx_wake_thresh;
1926 int tx_push_thresh;
1927 int tx_push_size;
1928
1929 u32 cp_ring_size;
1930 u32 cp_ring_mask;
1931 u32 cp_bit;
1932 int cp_nr_pages;
1933 int cp_nr_rings;
1934
1935 /* grp_info indexed by completion ring index */
1936 struct bnxt_ring_grp_info *grp_info;
1937 struct bnxt_vnic_info *vnic_info;
1938 int nr_vnics;
1939 u16 *rss_indir_tbl;
1940 u16 rss_indir_tbl_entries;
1941 u32 rss_hash_cfg;
1942 u32 rss_hash_delta;
1943
1944 u16 max_mtu;
1945 u8 max_tc;
1946 u8 max_lltc; /* lossless TCs */
1947 struct bnxt_queue_info q_info[BNXT_MAX_QUEUE];
1948 u8 tc_to_qidx[BNXT_MAX_QUEUE];
1949 u8 q_ids[BNXT_MAX_QUEUE];
1950 u8 max_q;
1951
1952 unsigned int current_interval;
1953 #define BNXT_TIMER_INTERVAL HZ
1954
1955 struct timer_list timer;
1956
1957 unsigned long state;
1958 #define BNXT_STATE_OPEN 0
1959 #define BNXT_STATE_IN_SP_TASK 1
1960 #define BNXT_STATE_READ_STATS 2
1961 #define BNXT_STATE_FW_RESET_DET 3
1962 #define BNXT_STATE_IN_FW_RESET 4
1963 #define BNXT_STATE_ABORT_ERR 5
1964 #define BNXT_STATE_FW_FATAL_COND 6
1965 #define BNXT_STATE_DRV_REGISTERED 7
1966 #define BNXT_STATE_PCI_CHANNEL_IO_FROZEN 8
1967 #define BNXT_STATE_NAPI_DISABLED 9
1968 #define BNXT_STATE_L2_FILTER_RETRY 10
1969 #define BNXT_STATE_FW_ACTIVATE 11
1970 #define BNXT_STATE_RECOVER 12
1971 #define BNXT_STATE_FW_NON_FATAL_COND 13
1972 #define BNXT_STATE_FW_ACTIVATE_RESET 14
1973 #define BNXT_STATE_HALF_OPEN 15 /* For offline ethtool tests */
1974
1975 #define BNXT_NO_FW_ACCESS(bp) \
1976 (test_bit(BNXT_STATE_FW_FATAL_COND, &(bp)->state) || \
1977 pci_channel_offline((bp)->pdev))
1978
1979 struct bnxt_irq *irq_tbl;
1980 int total_irqs;
1981 u8 mac_addr[ETH_ALEN];
1982
1983 #ifdef CONFIG_BNXT_DCB
1984 struct ieee_pfc *ieee_pfc;
1985 struct ieee_ets *ieee_ets;
1986 u8 dcbx_cap;
1987 u8 default_pri;
1988 u8 max_dscp_value;
1989 #endif /* CONFIG_BNXT_DCB */
1990
1991 u32 msg_enable;
1992
1993 u64 fw_cap;
1994 #define BNXT_FW_CAP_SHORT_CMD BIT_ULL(0)
1995 #define BNXT_FW_CAP_LLDP_AGENT BIT_ULL(1)
1996 #define BNXT_FW_CAP_DCBX_AGENT BIT_ULL(2)
1997 #define BNXT_FW_CAP_NEW_RM BIT_ULL(3)
1998 #define BNXT_FW_CAP_IF_CHANGE BIT_ULL(4)
1999 #define BNXT_FW_CAP_KONG_MB_CHNL BIT_ULL(7)
2000 #define BNXT_FW_CAP_OVS_64BIT_HANDLE BIT_ULL(10)
2001 #define BNXT_FW_CAP_TRUSTED_VF BIT_ULL(11)
2002 #define BNXT_FW_CAP_ERROR_RECOVERY BIT_ULL(13)
2003 #define BNXT_FW_CAP_PKG_VER BIT_ULL(14)
2004 #define BNXT_FW_CAP_CFA_ADV_FLOW BIT_ULL(15)
2005 #define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2 BIT_ULL(16)
2006 #define BNXT_FW_CAP_PCIE_STATS_SUPPORTED BIT_ULL(17)
2007 #define BNXT_FW_CAP_EXT_STATS_SUPPORTED BIT_ULL(18)
2008 #define BNXT_FW_CAP_RSS_HASH_TYPE_DELTA BIT_ULL(19)
2009 #define BNXT_FW_CAP_ERR_RECOVER_RELOAD BIT_ULL(20)
2010 #define BNXT_FW_CAP_HOT_RESET BIT_ULL(21)
2011 #define BNXT_FW_CAP_PTP_RTC BIT_ULL(22)
2012 #define BNXT_FW_CAP_RX_ALL_PKT_TS BIT_ULL(23)
2013 #define BNXT_FW_CAP_VLAN_RX_STRIP BIT_ULL(24)
2014 #define BNXT_FW_CAP_VLAN_TX_INSERT BIT_ULL(25)
2015 #define BNXT_FW_CAP_EXT_HW_STATS_SUPPORTED BIT_ULL(26)
2016 #define BNXT_FW_CAP_LIVEPATCH BIT_ULL(27)
2017 #define BNXT_FW_CAP_PTP_PPS BIT_ULL(28)
2018 #define BNXT_FW_CAP_HOT_RESET_IF BIT_ULL(29)
2019 #define BNXT_FW_CAP_RING_MONITOR BIT_ULL(30)
2020 #define BNXT_FW_CAP_DBG_QCAPS BIT_ULL(31)
2021 #define BNXT_FW_CAP_PTP BIT_ULL(32)
2022
2023 u32 fw_dbg_cap;
2024
2025 #define BNXT_NEW_RM(bp) ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
2026 #define BNXT_PTP_USE_RTC(bp) (!BNXT_MH(bp) && \
2027 ((bp)->fw_cap & BNXT_FW_CAP_PTP_RTC))
2028 u32 hwrm_spec_code;
2029 u16 hwrm_cmd_seq;
2030 u16 hwrm_cmd_kong_seq;
2031 struct dma_pool *hwrm_dma_pool;
2032 struct hlist_head hwrm_pending_list;
2033
2034 struct rtnl_link_stats64 net_stats_prev;
2035 struct bnxt_stats_mem port_stats;
2036 struct bnxt_stats_mem rx_port_stats_ext;
2037 struct bnxt_stats_mem tx_port_stats_ext;
2038 u16 fw_rx_stats_ext_size;
2039 u16 fw_tx_stats_ext_size;
2040 u16 hw_ring_stats_size;
2041 u8 pri2cos_idx[8];
2042 u8 pri2cos_valid;
2043
2044 struct bnxt_total_ring_err_stats ring_err_stats_prev;
2045
2046 u16 hwrm_max_req_len;
2047 u16 hwrm_max_ext_req_len;
2048 unsigned int hwrm_cmd_timeout;
2049 unsigned int hwrm_cmd_max_timeout;
2050 struct mutex hwrm_cmd_lock; /* serialize hwrm messages */
2051 struct hwrm_ver_get_output ver_resp;
2052 #define FW_VER_STR_LEN 32
2053 #define BC_HWRM_STR_LEN 21
2054 #define PHY_VER_STR_LEN (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
2055 char fw_ver_str[FW_VER_STR_LEN];
2056 char hwrm_ver_supp[FW_VER_STR_LEN];
2057 char nvm_cfg_ver[FW_VER_STR_LEN];
2058 u64 fw_ver_code;
2059 #define BNXT_FW_VER_CODE(maj, min, bld, rsv) \
2060 ((u64)(maj) << 48 | (u64)(min) << 32 | (u64)(bld) << 16 | (rsv))
2061 #define BNXT_FW_MAJ(bp) ((bp)->fw_ver_code >> 48)
2062
2063 u16 vxlan_fw_dst_port_id;
2064 u16 nge_fw_dst_port_id;
2065 __be16 vxlan_port;
2066 __be16 nge_port;
2067 u8 port_partition_type;
2068 u8 port_count;
2069 u16 br_mode;
2070
2071 struct bnxt_coal_cap coal_cap;
2072 struct bnxt_coal rx_coal;
2073 struct bnxt_coal tx_coal;
2074
2075 u32 stats_coal_ticks;
2076 #define BNXT_DEF_STATS_COAL_TICKS 1000000
2077 #define BNXT_MIN_STATS_COAL_TICKS 250000
2078 #define BNXT_MAX_STATS_COAL_TICKS 1000000
2079
2080 struct work_struct sp_task;
2081 unsigned long sp_event;
2082 #define BNXT_RX_MASK_SP_EVENT 0
2083 #define BNXT_RX_NTP_FLTR_SP_EVENT 1
2084 #define BNXT_LINK_CHNG_SP_EVENT 2
2085 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
2086 #define BNXT_RESET_TASK_SP_EVENT 6
2087 #define BNXT_RST_RING_SP_EVENT 7
2088 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8
2089 #define BNXT_PERIODIC_STATS_SP_EVENT 9
2090 #define BNXT_HWRM_PORT_MODULE_SP_EVENT 10
2091 #define BNXT_RESET_TASK_SILENT_SP_EVENT 11
2092 #define BNXT_LINK_SPEED_CHNG_SP_EVENT 14
2093 #define BNXT_FLOW_STATS_SP_EVENT 15
2094 #define BNXT_UPDATE_PHY_SP_EVENT 16
2095 #define BNXT_RING_COAL_NOW_SP_EVENT 17
2096 #define BNXT_FW_RESET_NOTIFY_SP_EVENT 18
2097 #define BNXT_FW_EXCEPTION_SP_EVENT 19
2098 #define BNXT_LINK_CFG_CHANGE_SP_EVENT 21
2099 #define BNXT_FW_ECHO_REQUEST_SP_EVENT 23
2100
2101 struct delayed_work fw_reset_task;
2102 int fw_reset_state;
2103 #define BNXT_FW_RESET_STATE_POLL_VF 1
2104 #define BNXT_FW_RESET_STATE_RESET_FW 2
2105 #define BNXT_FW_RESET_STATE_ENABLE_DEV 3
2106 #define BNXT_FW_RESET_STATE_POLL_FW 4
2107 #define BNXT_FW_RESET_STATE_OPENING 5
2108 #define BNXT_FW_RESET_STATE_POLL_FW_DOWN 6
2109
2110 u16 fw_reset_min_dsecs;
2111 #define BNXT_DFLT_FW_RST_MIN_DSECS 20
2112 u16 fw_reset_max_dsecs;
2113 #define BNXT_DFLT_FW_RST_MAX_DSECS 60
2114 unsigned long fw_reset_timestamp;
2115
2116 struct bnxt_fw_health *fw_health;
2117
2118 struct bnxt_hw_resc hw_resc;
2119 struct bnxt_pf_info pf;
2120 struct bnxt_ctx_mem_info *ctx;
2121 #ifdef CONFIG_BNXT_SRIOV
2122 int nr_vfs;
2123 struct bnxt_vf_info vf;
2124 wait_queue_head_t sriov_cfg_wait;
2125 bool sriov_cfg;
2126 #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
2127 #endif
2128
2129 #if BITS_PER_LONG == 32
2130 /* ensure atomic 64-bit doorbell writes on 32-bit systems. */
2131 spinlock_t db_lock;
2132 #endif
2133 int db_size;
2134
2135 #define BNXT_NTP_FLTR_MAX_FLTR 4096
2136 #define BNXT_NTP_FLTR_HASH_SIZE 512
2137 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
2138 struct hlist_head ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
2139 spinlock_t ntp_fltr_lock; /* for hash table add, del */
2140
2141 unsigned long *ntp_fltr_bmap;
2142 int ntp_fltr_count;
2143
2144 /* To protect link related settings during link changes and
2145 * ethtool settings changes.
2146 */
2147 struct mutex link_lock;
2148 struct bnxt_link_info link_info;
2149 struct ethtool_eee eee;
2150 u32 lpi_tmr_lo;
2151 u32 lpi_tmr_hi;
2152
2153 /* copied from flags and flags2 in hwrm_port_phy_qcaps_output */
2154 u32 phy_flags;
2155 #define BNXT_PHY_FL_EEE_CAP PORT_PHY_QCAPS_RESP_FLAGS_EEE_SUPPORTED
2156 #define BNXT_PHY_FL_EXT_LPBK PORT_PHY_QCAPS_RESP_FLAGS_EXTERNAL_LPBK_SUPPORTED
2157 #define BNXT_PHY_FL_AN_PHY_LPBK PORT_PHY_QCAPS_RESP_FLAGS_AUTONEG_LPBK_SUPPORTED
2158 #define BNXT_PHY_FL_SHARED_PORT_CFG PORT_PHY_QCAPS_RESP_FLAGS_SHARED_PHY_CFG_SUPPORTED
2159 #define BNXT_PHY_FL_PORT_STATS_NO_RESET PORT_PHY_QCAPS_RESP_FLAGS_CUMULATIVE_COUNTERS_ON_RESET
2160 #define BNXT_PHY_FL_NO_PHY_LPBK PORT_PHY_QCAPS_RESP_FLAGS_LOCAL_LPBK_NOT_SUPPORTED
2161 #define BNXT_PHY_FL_FW_MANAGED_LKDN PORT_PHY_QCAPS_RESP_FLAGS_FW_MANAGED_LINK_DOWN
2162 #define BNXT_PHY_FL_NO_FCS PORT_PHY_QCAPS_RESP_FLAGS_NO_FCS
2163 #define BNXT_PHY_FL_NO_PAUSE (PORT_PHY_QCAPS_RESP_FLAGS2_PAUSE_UNSUPPORTED << 8)
2164 #define BNXT_PHY_FL_NO_PFC (PORT_PHY_QCAPS_RESP_FLAGS2_PFC_UNSUPPORTED << 8)
2165 #define BNXT_PHY_FL_BANK_SEL (PORT_PHY_QCAPS_RESP_FLAGS2_BANK_ADDR_SUPPORTED << 8)
2166
2167 u8 num_tests;
2168 struct bnxt_test_info *test_info;
2169
2170 u8 wol_filter_id;
2171 u8 wol;
2172
2173 u8 num_leds;
2174 struct bnxt_led_info leds[BNXT_MAX_LED];
2175 u16 dump_flag;
2176 #define BNXT_DUMP_LIVE 0
2177 #define BNXT_DUMP_CRASH 1
2178
2179 struct bpf_prog *xdp_prog;
2180
2181 struct bnxt_ptp_cfg *ptp_cfg;
2182 u8 ptp_all_rx_tstamp;
2183
2184 /* devlink interface and vf-rep structs */
2185 struct devlink *dl;
2186 struct devlink_port dl_port;
2187 enum devlink_eswitch_mode eswitch_mode;
2188 struct bnxt_vf_rep **vf_reps; /* array of vf-rep ptrs */
2189 u16 *cfa_code_map; /* cfa_code -> vf_idx map */
2190 u8 dsn[8];
2191 struct bnxt_tc_info *tc_info;
2192 struct list_head tc_indr_block_list;
2193 struct dentry *debugfs_pdev;
2194 struct device *hwmon_dev;
2195 enum board_idx board_idx;
2196 };
2197
2198 #define BNXT_NUM_RX_RING_STATS 8
2199 #define BNXT_NUM_TX_RING_STATS 8
2200 #define BNXT_NUM_TPA_RING_STATS 4
2201 #define BNXT_NUM_TPA_RING_STATS_P5 5
2202 #define BNXT_NUM_TPA_RING_STATS_P5_SR2 6
2203
2204 #define BNXT_RING_STATS_SIZE_P5 \
2205 ((BNXT_NUM_RX_RING_STATS + BNXT_NUM_TX_RING_STATS + \
2206 BNXT_NUM_TPA_RING_STATS_P5) * 8)
2207
2208 #define BNXT_RING_STATS_SIZE_P5_SR2 \
2209 ((BNXT_NUM_RX_RING_STATS + BNXT_NUM_TX_RING_STATS + \
2210 BNXT_NUM_TPA_RING_STATS_P5_SR2) * 8)
2211
2212 #define BNXT_GET_RING_STATS64(sw, counter) \
2213 (*((sw) + offsetof(struct ctx_hw_stats, counter) / 8))
2214
2215 #define BNXT_GET_RX_PORT_STATS64(sw, counter) \
2216 (*((sw) + offsetof(struct rx_port_stats, counter) / 8))
2217
2218 #define BNXT_GET_TX_PORT_STATS64(sw, counter) \
2219 (*((sw) + offsetof(struct tx_port_stats, counter) / 8))
2220
2221 #define BNXT_PORT_STATS_SIZE \
2222 (sizeof(struct rx_port_stats) + sizeof(struct tx_port_stats) + 1024)
2223
2224 #define BNXT_TX_PORT_STATS_BYTE_OFFSET \
2225 (sizeof(struct rx_port_stats) + 512)
2226
2227 #define BNXT_RX_STATS_OFFSET(counter) \
2228 (offsetof(struct rx_port_stats, counter) / 8)
2229
2230 #define BNXT_TX_STATS_OFFSET(counter) \
2231 ((offsetof(struct tx_port_stats, counter) + \
2232 BNXT_TX_PORT_STATS_BYTE_OFFSET) / 8)
2233
2234 #define BNXT_RX_STATS_EXT_OFFSET(counter) \
2235 (offsetof(struct rx_port_stats_ext, counter) / 8)
2236
2237 #define BNXT_RX_STATS_EXT_NUM_LEGACY \
2238 BNXT_RX_STATS_EXT_OFFSET(rx_fec_corrected_blocks)
2239
2240 #define BNXT_TX_STATS_EXT_OFFSET(counter) \
2241 (offsetof(struct tx_port_stats_ext, counter) / 8)
2242
2243 #define BNXT_HW_FEATURE_VLAN_ALL_RX \
2244 (NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX)
2245 #define BNXT_HW_FEATURE_VLAN_ALL_TX \
2246 (NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX)
2247
2248 #define I2C_DEV_ADDR_A0 0xa0
2249 #define I2C_DEV_ADDR_A2 0xa2
2250 #define SFF_DIAG_SUPPORT_OFFSET 0x5c
2251 #define SFF_MODULE_ID_SFP 0x3
2252 #define SFF_MODULE_ID_QSFP 0xc
2253 #define SFF_MODULE_ID_QSFP_PLUS 0xd
2254 #define SFF_MODULE_ID_QSFP28 0x11
2255 #define BNXT_MAX_PHY_I2C_RESP_SIZE 64
2256
bnxt_tx_avail(struct bnxt * bp,const struct bnxt_tx_ring_info * txr)2257 static inline u32 bnxt_tx_avail(struct bnxt *bp,
2258 const struct bnxt_tx_ring_info *txr)
2259 {
2260 u32 used = READ_ONCE(txr->tx_prod) - READ_ONCE(txr->tx_cons);
2261
2262 return bp->tx_ring_size - (used & bp->tx_ring_mask);
2263 }
2264
bnxt_writeq(struct bnxt * bp,u64 val,volatile void __iomem * addr)2265 static inline void bnxt_writeq(struct bnxt *bp, u64 val,
2266 volatile void __iomem *addr)
2267 {
2268 #if BITS_PER_LONG == 32
2269 spin_lock(&bp->db_lock);
2270 lo_hi_writeq(val, addr);
2271 spin_unlock(&bp->db_lock);
2272 #else
2273 writeq(val, addr);
2274 #endif
2275 }
2276
bnxt_writeq_relaxed(struct bnxt * bp,u64 val,volatile void __iomem * addr)2277 static inline void bnxt_writeq_relaxed(struct bnxt *bp, u64 val,
2278 volatile void __iomem *addr)
2279 {
2280 #if BITS_PER_LONG == 32
2281 spin_lock(&bp->db_lock);
2282 lo_hi_writeq_relaxed(val, addr);
2283 spin_unlock(&bp->db_lock);
2284 #else
2285 writeq_relaxed(val, addr);
2286 #endif
2287 }
2288
2289 /* For TX and RX ring doorbells with no ordering guarantee*/
bnxt_db_write_relaxed(struct bnxt * bp,struct bnxt_db_info * db,u32 idx)2290 static inline void bnxt_db_write_relaxed(struct bnxt *bp,
2291 struct bnxt_db_info *db, u32 idx)
2292 {
2293 if (bp->flags & BNXT_FLAG_CHIP_P5) {
2294 bnxt_writeq_relaxed(bp, db->db_key64 | idx, db->doorbell);
2295 } else {
2296 u32 db_val = db->db_key32 | idx;
2297
2298 writel_relaxed(db_val, db->doorbell);
2299 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
2300 writel_relaxed(db_val, db->doorbell);
2301 }
2302 }
2303
2304 /* For TX and RX ring doorbells */
bnxt_db_write(struct bnxt * bp,struct bnxt_db_info * db,u32 idx)2305 static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db,
2306 u32 idx)
2307 {
2308 if (bp->flags & BNXT_FLAG_CHIP_P5) {
2309 bnxt_writeq(bp, db->db_key64 | idx, db->doorbell);
2310 } else {
2311 u32 db_val = db->db_key32 | idx;
2312
2313 writel(db_val, db->doorbell);
2314 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
2315 writel(db_val, db->doorbell);
2316 }
2317 }
2318
2319 /* Must hold rtnl_lock */
bnxt_sriov_cfg(struct bnxt * bp)2320 static inline bool bnxt_sriov_cfg(struct bnxt *bp)
2321 {
2322 #if defined(CONFIG_BNXT_SRIOV)
2323 return BNXT_PF(bp) && (bp->pf.active_vfs || bp->sriov_cfg);
2324 #else
2325 return false;
2326 #endif
2327 }
2328
2329 extern const u16 bnxt_lhint_arr[];
2330
2331 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
2332 u16 prod, gfp_t gfp);
2333 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
2334 u32 bnxt_fw_health_readl(struct bnxt *bp, int reg_idx);
2335 void bnxt_set_tpa_flags(struct bnxt *bp);
2336 void bnxt_set_ring_params(struct bnxt *);
2337 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
2338 int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap,
2339 int bmap_size, bool async_only);
2340 int bnxt_hwrm_func_drv_unrgtr(struct bnxt *bp);
2341 int bnxt_get_nr_rss_ctxs(struct bnxt *bp, int rx_rings);
2342 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
2343 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
2344 int bnxt_nq_rings_in_use(struct bnxt *bp);
2345 int bnxt_hwrm_set_coal(struct bnxt *);
2346 void bnxt_free_ctx_mem(struct bnxt *bp);
2347 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
2348 unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp);
2349 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
2350 unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp);
2351 int bnxt_get_avail_msix(struct bnxt *bp, int num);
2352 int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init);
2353 void bnxt_tx_disable(struct bnxt *bp);
2354 void bnxt_tx_enable(struct bnxt *bp);
2355 void bnxt_sched_reset_txr(struct bnxt *bp, struct bnxt_tx_ring_info *txr,
2356 int idx);
2357 void bnxt_report_link(struct bnxt *bp);
2358 int bnxt_update_link(struct bnxt *bp, bool chng_link_state);
2359 int bnxt_hwrm_set_pause(struct bnxt *);
2360 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
2361 int bnxt_cancel_reservations(struct bnxt *bp, bool fw_reset);
2362 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
2363 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
2364 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
2365 int bnxt_hwrm_func_qcaps(struct bnxt *bp);
2366 int bnxt_hwrm_fw_set_time(struct bnxt *);
2367 int bnxt_open_nic(struct bnxt *, bool, bool);
2368 int bnxt_half_open_nic(struct bnxt *bp);
2369 void bnxt_half_close_nic(struct bnxt *bp);
2370 void bnxt_reenable_sriov(struct bnxt *bp);
2371 void bnxt_close_nic(struct bnxt *, bool, bool);
2372 void bnxt_get_ring_err_stats(struct bnxt *bp,
2373 struct bnxt_total_ring_err_stats *stats);
2374 int bnxt_dbg_hwrm_rd_reg(struct bnxt *bp, u32 reg_off, u16 num_words,
2375 u32 *reg_buf);
2376 void bnxt_fw_exception(struct bnxt *bp);
2377 void bnxt_fw_reset(struct bnxt *bp);
2378 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
2379 int tx_xdp);
2380 int bnxt_fw_init_one(struct bnxt *bp);
2381 bool bnxt_hwrm_reset_permitted(struct bnxt *bp);
2382 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
2383 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
2384 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
2385 int bnxt_get_port_parent_id(struct net_device *dev,
2386 struct netdev_phys_item_id *ppid);
2387 void bnxt_dim_work(struct work_struct *work);
2388 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
2389 void bnxt_print_device_info(struct bnxt *bp);
2390 #endif
2391