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 <net/devlink.h>
28 #include <net/dst_metadata.h>
29 #include <net/xdp.h>
30 #include <linux/dim.h>
31 #include <linux/io-64-nonatomic-lo-hi.h>
32 #ifdef CONFIG_TEE_BNXT_FW
33 #include <linux/firmware/broadcom/tee_bnxt_fw.h>
34 #endif
35
36 extern struct list_head bnxt_block_cb_list;
37
38 struct page_pool;
39
40 struct tx_bd {
41 __le32 tx_bd_len_flags_type;
42 #define TX_BD_TYPE (0x3f << 0)
43 #define TX_BD_TYPE_SHORT_TX_BD (0x00 << 0)
44 #define TX_BD_TYPE_LONG_TX_BD (0x10 << 0)
45 #define TX_BD_FLAGS_PACKET_END (1 << 6)
46 #define TX_BD_FLAGS_NO_CMPL (1 << 7)
47 #define TX_BD_FLAGS_BD_CNT (0x1f << 8)
48 #define TX_BD_FLAGS_BD_CNT_SHIFT 8
49 #define TX_BD_FLAGS_LHINT (3 << 13)
50 #define TX_BD_FLAGS_LHINT_SHIFT 13
51 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER (0 << 13)
52 #define TX_BD_FLAGS_LHINT_512_TO_1023 (1 << 13)
53 #define TX_BD_FLAGS_LHINT_1024_TO_2047 (2 << 13)
54 #define TX_BD_FLAGS_LHINT_2048_AND_LARGER (3 << 13)
55 #define TX_BD_FLAGS_COAL_NOW (1 << 15)
56 #define TX_BD_LEN (0xffff << 16)
57 #define TX_BD_LEN_SHIFT 16
58
59 u32 tx_bd_opaque;
60 __le64 tx_bd_haddr;
61 } __packed;
62
63 struct tx_bd_ext {
64 __le32 tx_bd_hsize_lflags;
65 #define TX_BD_FLAGS_TCP_UDP_CHKSUM (1 << 0)
66 #define TX_BD_FLAGS_IP_CKSUM (1 << 1)
67 #define TX_BD_FLAGS_NO_CRC (1 << 2)
68 #define TX_BD_FLAGS_STAMP (1 << 3)
69 #define TX_BD_FLAGS_T_IP_CHKSUM (1 << 4)
70 #define TX_BD_FLAGS_LSO (1 << 5)
71 #define TX_BD_FLAGS_IPID_FMT (1 << 6)
72 #define TX_BD_FLAGS_T_IPID (1 << 7)
73 #define TX_BD_HSIZE (0xff << 16)
74 #define TX_BD_HSIZE_SHIFT 16
75
76 __le32 tx_bd_mss;
77 __le32 tx_bd_cfa_action;
78 #define TX_BD_CFA_ACTION (0xffff << 16)
79 #define TX_BD_CFA_ACTION_SHIFT 16
80
81 __le32 tx_bd_cfa_meta;
82 #define TX_BD_CFA_META_MASK 0xfffffff
83 #define TX_BD_CFA_META_VID_MASK 0xfff
84 #define TX_BD_CFA_META_PRI_MASK (0xf << 12)
85 #define TX_BD_CFA_META_PRI_SHIFT 12
86 #define TX_BD_CFA_META_TPID_MASK (3 << 16)
87 #define TX_BD_CFA_META_TPID_SHIFT 16
88 #define TX_BD_CFA_META_KEY (0xf << 28)
89 #define TX_BD_CFA_META_KEY_SHIFT 28
90 #define TX_BD_CFA_META_KEY_VLAN (1 << 28)
91 };
92
93 #define BNXT_TX_PTP_IS_SET(lflags) ((lflags) & cpu_to_le32(TX_BD_FLAGS_STAMP))
94
95 struct rx_bd {
96 __le32 rx_bd_len_flags_type;
97 #define RX_BD_TYPE (0x3f << 0)
98 #define RX_BD_TYPE_RX_PACKET_BD 0x4
99 #define RX_BD_TYPE_RX_BUFFER_BD 0x5
100 #define RX_BD_TYPE_RX_AGG_BD 0x6
101 #define RX_BD_TYPE_16B_BD_SIZE (0 << 4)
102 #define RX_BD_TYPE_32B_BD_SIZE (1 << 4)
103 #define RX_BD_TYPE_48B_BD_SIZE (2 << 4)
104 #define RX_BD_TYPE_64B_BD_SIZE (3 << 4)
105 #define RX_BD_FLAGS_SOP (1 << 6)
106 #define RX_BD_FLAGS_EOP (1 << 7)
107 #define RX_BD_FLAGS_BUFFERS (3 << 8)
108 #define RX_BD_FLAGS_1_BUFFER_PACKET (0 << 8)
109 #define RX_BD_FLAGS_2_BUFFER_PACKET (1 << 8)
110 #define RX_BD_FLAGS_3_BUFFER_PACKET (2 << 8)
111 #define RX_BD_FLAGS_4_BUFFER_PACKET (3 << 8)
112 #define RX_BD_LEN (0xffff << 16)
113 #define RX_BD_LEN_SHIFT 16
114
115 u32 rx_bd_opaque;
116 __le64 rx_bd_haddr;
117 };
118
119 struct tx_cmp {
120 __le32 tx_cmp_flags_type;
121 #define CMP_TYPE (0x3f << 0)
122 #define CMP_TYPE_TX_L2_CMP 0
123 #define CMP_TYPE_RX_L2_CMP 17
124 #define CMP_TYPE_RX_AGG_CMP 18
125 #define CMP_TYPE_RX_L2_TPA_START_CMP 19
126 #define CMP_TYPE_RX_L2_TPA_END_CMP 21
127 #define CMP_TYPE_RX_TPA_AGG_CMP 22
128 #define CMP_TYPE_STATUS_CMP 32
129 #define CMP_TYPE_REMOTE_DRIVER_REQ 34
130 #define CMP_TYPE_REMOTE_DRIVER_RESP 36
131 #define CMP_TYPE_ERROR_STATUS 48
132 #define CMPL_BASE_TYPE_STAT_EJECT 0x1aUL
133 #define CMPL_BASE_TYPE_HWRM_DONE 0x20UL
134 #define CMPL_BASE_TYPE_HWRM_FWD_REQ 0x22UL
135 #define CMPL_BASE_TYPE_HWRM_FWD_RESP 0x24UL
136 #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT 0x2eUL
137
138 #define TX_CMP_FLAGS_ERROR (1 << 6)
139 #define TX_CMP_FLAGS_PUSH (1 << 7)
140
141 u32 tx_cmp_opaque;
142 __le32 tx_cmp_errors_v;
143 #define TX_CMP_V (1 << 0)
144 #define TX_CMP_ERRORS_BUFFER_ERROR (7 << 1)
145 #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR 0
146 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT 2
147 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG 4
148 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS 5
149 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT (1 << 4)
150 #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN (1 << 5)
151 #define TX_CMP_ERRORS_DMA_ERROR (1 << 6)
152 #define TX_CMP_ERRORS_HINT_TOO_SHORT (1 << 7)
153
154 __le32 tx_cmp_unsed_3;
155 };
156
157 struct rx_cmp {
158 __le32 rx_cmp_len_flags_type;
159 #define RX_CMP_CMP_TYPE (0x3f << 0)
160 #define RX_CMP_FLAGS_ERROR (1 << 6)
161 #define RX_CMP_FLAGS_PLACEMENT (7 << 7)
162 #define RX_CMP_FLAGS_RSS_VALID (1 << 10)
163 #define RX_CMP_FLAGS_UNUSED (1 << 11)
164 #define RX_CMP_FLAGS_ITYPES_SHIFT 12
165 #define RX_CMP_FLAGS_ITYPES_MASK 0xf000
166 #define RX_CMP_FLAGS_ITYPE_UNKNOWN (0 << 12)
167 #define RX_CMP_FLAGS_ITYPE_IP (1 << 12)
168 #define RX_CMP_FLAGS_ITYPE_TCP (2 << 12)
169 #define RX_CMP_FLAGS_ITYPE_UDP (3 << 12)
170 #define RX_CMP_FLAGS_ITYPE_FCOE (4 << 12)
171 #define RX_CMP_FLAGS_ITYPE_ROCE (5 << 12)
172 #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS (8 << 12)
173 #define RX_CMP_FLAGS_ITYPE_PTP_W_TS (9 << 12)
174 #define RX_CMP_LEN (0xffff << 16)
175 #define RX_CMP_LEN_SHIFT 16
176
177 u32 rx_cmp_opaque;
178 __le32 rx_cmp_misc_v1;
179 #define RX_CMP_V1 (1 << 0)
180 #define RX_CMP_AGG_BUFS (0x1f << 1)
181 #define RX_CMP_AGG_BUFS_SHIFT 1
182 #define RX_CMP_RSS_HASH_TYPE (0x7f << 9)
183 #define RX_CMP_RSS_HASH_TYPE_SHIFT 9
184 #define RX_CMP_PAYLOAD_OFFSET (0xff << 16)
185 #define RX_CMP_PAYLOAD_OFFSET_SHIFT 16
186
187 __le32 rx_cmp_rss_hash;
188 };
189
190 #define RX_CMP_HASH_VALID(rxcmp) \
191 ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
192
193 #define RSS_PROFILE_ID_MASK 0x1f
194
195 #define RX_CMP_HASH_TYPE(rxcmp) \
196 (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
197 RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
198
199 struct rx_cmp_ext {
200 __le32 rx_cmp_flags2;
201 #define RX_CMP_FLAGS2_IP_CS_CALC 0x1
202 #define RX_CMP_FLAGS2_L4_CS_CALC (0x1 << 1)
203 #define RX_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2)
204 #define RX_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3)
205 #define RX_CMP_FLAGS2_META_FORMAT_VLAN (0x1 << 4)
206 __le32 rx_cmp_meta_data;
207 #define RX_CMP_FLAGS2_METADATA_TCI_MASK 0xffff
208 #define RX_CMP_FLAGS2_METADATA_VID_MASK 0xfff
209 #define RX_CMP_FLAGS2_METADATA_TPID_MASK 0xffff0000
210 #define RX_CMP_FLAGS2_METADATA_TPID_SFT 16
211 __le32 rx_cmp_cfa_code_errors_v2;
212 #define RX_CMP_V (1 << 0)
213 #define RX_CMPL_ERRORS_MASK (0x7fff << 1)
214 #define RX_CMPL_ERRORS_SFT 1
215 #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK (0x7 << 1)
216 #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
217 #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT (0x1 << 1)
218 #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1)
219 #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
220 #define RX_CMPL_ERRORS_IP_CS_ERROR (0x1 << 4)
221 #define RX_CMPL_ERRORS_L4_CS_ERROR (0x1 << 5)
222 #define RX_CMPL_ERRORS_T_IP_CS_ERROR (0x1 << 6)
223 #define RX_CMPL_ERRORS_T_L4_CS_ERROR (0x1 << 7)
224 #define RX_CMPL_ERRORS_CRC_ERROR (0x1 << 8)
225 #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK (0x7 << 9)
226 #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR (0x0 << 9)
227 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION (0x1 << 9)
228 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN (0x2 << 9)
229 #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR (0x3 << 9)
230 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR (0x4 << 9)
231 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR (0x5 << 9)
232 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL (0x6 << 9)
233 #define RX_CMPL_ERRORS_PKT_ERROR_MASK (0xf << 12)
234 #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR (0x0 << 12)
235 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION (0x1 << 12)
236 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN (0x2 << 12)
237 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL (0x3 << 12)
238 #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR (0x4 << 12)
239 #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR (0x5 << 12)
240 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN (0x6 << 12)
241 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
242 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN (0x8 << 12)
243
244 #define RX_CMPL_CFA_CODE_MASK (0xffff << 16)
245 #define RX_CMPL_CFA_CODE_SFT 16
246
247 __le32 rx_cmp_timestamp;
248 };
249
250 #define RX_CMP_L2_ERRORS \
251 cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
252
253 #define RX_CMP_L4_CS_BITS \
254 (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
255
256 #define RX_CMP_L4_CS_ERR_BITS \
257 (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
258
259 #define RX_CMP_L4_CS_OK(rxcmp1) \
260 (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) && \
261 !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
262
263 #define RX_CMP_ENCAP(rxcmp1) \
264 ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) & \
265 RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
266
267 #define RX_CMP_CFA_CODE(rxcmpl1) \
268 ((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) & \
269 RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
270
271 struct rx_agg_cmp {
272 __le32 rx_agg_cmp_len_flags_type;
273 #define RX_AGG_CMP_TYPE (0x3f << 0)
274 #define RX_AGG_CMP_LEN (0xffff << 16)
275 #define RX_AGG_CMP_LEN_SHIFT 16
276 u32 rx_agg_cmp_opaque;
277 __le32 rx_agg_cmp_v;
278 #define RX_AGG_CMP_V (1 << 0)
279 #define RX_AGG_CMP_AGG_ID (0xffff << 16)
280 #define RX_AGG_CMP_AGG_ID_SHIFT 16
281 __le32 rx_agg_cmp_unused;
282 };
283
284 #define TPA_AGG_AGG_ID(rx_agg) \
285 ((le32_to_cpu((rx_agg)->rx_agg_cmp_v) & \
286 RX_AGG_CMP_AGG_ID) >> RX_AGG_CMP_AGG_ID_SHIFT)
287
288 struct rx_tpa_start_cmp {
289 __le32 rx_tpa_start_cmp_len_flags_type;
290 #define RX_TPA_START_CMP_TYPE (0x3f << 0)
291 #define RX_TPA_START_CMP_FLAGS (0x3ff << 6)
292 #define RX_TPA_START_CMP_FLAGS_SHIFT 6
293 #define RX_TPA_START_CMP_FLAGS_ERROR (0x1 << 6)
294 #define RX_TPA_START_CMP_FLAGS_PLACEMENT (0x7 << 7)
295 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT 7
296 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
297 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
298 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
299 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
300 #define RX_TPA_START_CMP_FLAGS_RSS_VALID (0x1 << 10)
301 #define RX_TPA_START_CMP_FLAGS_TIMESTAMP (0x1 << 11)
302 #define RX_TPA_START_CMP_FLAGS_ITYPES (0xf << 12)
303 #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT 12
304 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
305 #define RX_TPA_START_CMP_LEN (0xffff << 16)
306 #define RX_TPA_START_CMP_LEN_SHIFT 16
307
308 u32 rx_tpa_start_cmp_opaque;
309 __le32 rx_tpa_start_cmp_misc_v1;
310 #define RX_TPA_START_CMP_V1 (0x1 << 0)
311 #define RX_TPA_START_CMP_RSS_HASH_TYPE (0x7f << 9)
312 #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT 9
313 #define RX_TPA_START_CMP_AGG_ID (0x7f << 25)
314 #define RX_TPA_START_CMP_AGG_ID_SHIFT 25
315 #define RX_TPA_START_CMP_AGG_ID_P5 (0xffff << 16)
316 #define RX_TPA_START_CMP_AGG_ID_SHIFT_P5 16
317
318 __le32 rx_tpa_start_cmp_rss_hash;
319 };
320
321 #define TPA_START_HASH_VALID(rx_tpa_start) \
322 ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \
323 cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
324
325 #define TPA_START_HASH_TYPE(rx_tpa_start) \
326 (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
327 RX_TPA_START_CMP_RSS_HASH_TYPE) >> \
328 RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
329
330 #define TPA_START_AGG_ID(rx_tpa_start) \
331 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
332 RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
333
334 #define TPA_START_AGG_ID_P5(rx_tpa_start) \
335 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
336 RX_TPA_START_CMP_AGG_ID_P5) >> RX_TPA_START_CMP_AGG_ID_SHIFT_P5)
337
338 #define TPA_START_ERROR(rx_tpa_start) \
339 ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \
340 cpu_to_le32(RX_TPA_START_CMP_FLAGS_ERROR))
341
342 struct rx_tpa_start_cmp_ext {
343 __le32 rx_tpa_start_cmp_flags2;
344 #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC (0x1 << 0)
345 #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC (0x1 << 1)
346 #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2)
347 #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3)
348 #define RX_TPA_START_CMP_FLAGS2_IP_TYPE (0x1 << 8)
349 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_VALID (0x1 << 9)
350 #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT (0x3 << 10)
351 #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT_SHIFT 10
352 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL (0xffff << 16)
353 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_SHIFT 16
354
355 __le32 rx_tpa_start_cmp_metadata;
356 __le32 rx_tpa_start_cmp_cfa_code_v2;
357 #define RX_TPA_START_CMP_V2 (0x1 << 0)
358 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK (0x7 << 1)
359 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT 1
360 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
361 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
362 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_FLUSH (0x5 << 1)
363 #define RX_TPA_START_CMP_CFA_CODE (0xffff << 16)
364 #define RX_TPA_START_CMPL_CFA_CODE_SHIFT 16
365 __le32 rx_tpa_start_cmp_hdr_info;
366 };
367
368 #define TPA_START_CFA_CODE(rx_tpa_start) \
369 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) & \
370 RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
371
372 #define TPA_START_IS_IPV6(rx_tpa_start) \
373 (!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 & \
374 cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
375
376 #define TPA_START_ERROR_CODE(rx_tpa_start) \
377 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) & \
378 RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK) >> \
379 RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT)
380
381 struct rx_tpa_end_cmp {
382 __le32 rx_tpa_end_cmp_len_flags_type;
383 #define RX_TPA_END_CMP_TYPE (0x3f << 0)
384 #define RX_TPA_END_CMP_FLAGS (0x3ff << 6)
385 #define RX_TPA_END_CMP_FLAGS_SHIFT 6
386 #define RX_TPA_END_CMP_FLAGS_PLACEMENT (0x7 << 7)
387 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT 7
388 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
389 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
390 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
391 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
392 #define RX_TPA_END_CMP_FLAGS_RSS_VALID (0x1 << 10)
393 #define RX_TPA_END_CMP_FLAGS_ITYPES (0xf << 12)
394 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT 12
395 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
396 #define RX_TPA_END_CMP_LEN (0xffff << 16)
397 #define RX_TPA_END_CMP_LEN_SHIFT 16
398
399 u32 rx_tpa_end_cmp_opaque;
400 __le32 rx_tpa_end_cmp_misc_v1;
401 #define RX_TPA_END_CMP_V1 (0x1 << 0)
402 #define RX_TPA_END_CMP_AGG_BUFS (0x3f << 1)
403 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT 1
404 #define RX_TPA_END_CMP_TPA_SEGS (0xff << 8)
405 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT 8
406 #define RX_TPA_END_CMP_PAYLOAD_OFFSET (0xff << 16)
407 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT 16
408 #define RX_TPA_END_CMP_AGG_ID (0x7f << 25)
409 #define RX_TPA_END_CMP_AGG_ID_SHIFT 25
410 #define RX_TPA_END_CMP_AGG_ID_P5 (0xffff << 16)
411 #define RX_TPA_END_CMP_AGG_ID_SHIFT_P5 16
412
413 __le32 rx_tpa_end_cmp_tsdelta;
414 #define RX_TPA_END_GRO_TS (0x1 << 31)
415 };
416
417 #define TPA_END_AGG_ID(rx_tpa_end) \
418 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
419 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
420
421 #define TPA_END_AGG_ID_P5(rx_tpa_end) \
422 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
423 RX_TPA_END_CMP_AGG_ID_P5) >> RX_TPA_END_CMP_AGG_ID_SHIFT_P5)
424
425 #define TPA_END_PAYLOAD_OFF(rx_tpa_end) \
426 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
427 RX_TPA_END_CMP_PAYLOAD_OFFSET) >> RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT)
428
429 #define TPA_END_AGG_BUFS(rx_tpa_end) \
430 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
431 RX_TPA_END_CMP_AGG_BUFS) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT)
432
433 #define TPA_END_TPA_SEGS(rx_tpa_end) \
434 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
435 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
436
437 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO \
438 cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO & \
439 RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
440
441 #define TPA_END_GRO(rx_tpa_end) \
442 ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type & \
443 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
444
445 #define TPA_END_GRO_TS(rx_tpa_end) \
446 (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta & \
447 cpu_to_le32(RX_TPA_END_GRO_TS)))
448
449 struct rx_tpa_end_cmp_ext {
450 __le32 rx_tpa_end_cmp_dup_acks;
451 #define RX_TPA_END_CMP_TPA_DUP_ACKS (0xf << 0)
452 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_P5 (0xff << 16)
453 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5 16
454 #define RX_TPA_END_CMP_AGG_BUFS_P5 (0xff << 24)
455 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5 24
456
457 __le32 rx_tpa_end_cmp_seg_len;
458 #define RX_TPA_END_CMP_TPA_SEG_LEN (0xffff << 0)
459
460 __le32 rx_tpa_end_cmp_errors_v2;
461 #define RX_TPA_END_CMP_V2 (0x1 << 0)
462 #define RX_TPA_END_CMP_ERRORS (0x3 << 1)
463 #define RX_TPA_END_CMP_ERRORS_P5 (0x7 << 1)
464 #define RX_TPA_END_CMPL_ERRORS_SHIFT 1
465 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
466 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1)
467 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
468 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_RSV_ERROR (0x4 << 1)
469 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_FLUSH (0x5 << 1)
470
471 u32 rx_tpa_end_cmp_start_opaque;
472 };
473
474 #define TPA_END_ERRORS(rx_tpa_end_ext) \
475 ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 & \
476 cpu_to_le32(RX_TPA_END_CMP_ERRORS))
477
478 #define TPA_END_PAYLOAD_OFF_P5(rx_tpa_end_ext) \
479 ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) & \
480 RX_TPA_END_CMP_PAYLOAD_OFFSET_P5) >> \
481 RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5)
482
483 #define TPA_END_AGG_BUFS_P5(rx_tpa_end_ext) \
484 ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) & \
485 RX_TPA_END_CMP_AGG_BUFS_P5) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5)
486
487 #define EVENT_DATA1_RESET_NOTIFY_FATAL(data1) \
488 (((data1) & \
489 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK) ==\
490 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL)
491
492 #define EVENT_DATA1_RESET_NOTIFY_FW_ACTIVATION(data1) \
493 (((data1) & \
494 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK) ==\
495 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_ACTIVATION)
496
497 #define EVENT_DATA2_RESET_NOTIFY_FW_STATUS_CODE(data2) \
498 ((data2) & \
499 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA2_FW_STATUS_CODE_MASK)
500
501 #define EVENT_DATA1_RECOVERY_MASTER_FUNC(data1) \
502 !!((data1) & \
503 ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASTER_FUNC)
504
505 #define EVENT_DATA1_RECOVERY_ENABLED(data1) \
506 !!((data1) & \
507 ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_RECOVERY_ENABLED)
508
509 #define BNXT_EVENT_ERROR_REPORT_TYPE(data1) \
510 (((data1) & \
511 ASYNC_EVENT_CMPL_ERROR_REPORT_BASE_EVENT_DATA1_ERROR_TYPE_MASK) >>\
512 ASYNC_EVENT_CMPL_ERROR_REPORT_BASE_EVENT_DATA1_ERROR_TYPE_SFT)
513
514 #define BNXT_EVENT_INVALID_SIGNAL_DATA(data2) \
515 (((data2) & \
516 ASYNC_EVENT_CMPL_ERROR_REPORT_INVALID_SIGNAL_EVENT_DATA2_PIN_ID_MASK) >>\
517 ASYNC_EVENT_CMPL_ERROR_REPORT_INVALID_SIGNAL_EVENT_DATA2_PIN_ID_SFT)
518
519 struct nqe_cn {
520 __le16 type;
521 #define NQ_CN_TYPE_MASK 0x3fUL
522 #define NQ_CN_TYPE_SFT 0
523 #define NQ_CN_TYPE_CQ_NOTIFICATION 0x30UL
524 #define NQ_CN_TYPE_LAST NQ_CN_TYPE_CQ_NOTIFICATION
525 __le16 reserved16;
526 __le32 cq_handle_low;
527 __le32 v;
528 #define NQ_CN_V 0x1UL
529 __le32 cq_handle_high;
530 };
531
532 #define DB_IDX_MASK 0xffffff
533 #define DB_IDX_VALID (0x1 << 26)
534 #define DB_IRQ_DIS (0x1 << 27)
535 #define DB_KEY_TX (0x0 << 28)
536 #define DB_KEY_RX (0x1 << 28)
537 #define DB_KEY_CP (0x2 << 28)
538 #define DB_KEY_ST (0x3 << 28)
539 #define DB_KEY_TX_PUSH (0x4 << 28)
540 #define DB_LONG_TX_PUSH (0x2 << 24)
541
542 #define BNXT_MIN_ROCE_CP_RINGS 2
543 #define BNXT_MIN_ROCE_STAT_CTXS 1
544
545 /* 64-bit doorbell */
546 #define DBR_INDEX_MASK 0x0000000000ffffffULL
547 #define DBR_XID_MASK 0x000fffff00000000ULL
548 #define DBR_XID_SFT 32
549 #define DBR_PATH_L2 (0x1ULL << 56)
550 #define DBR_TYPE_SQ (0x0ULL << 60)
551 #define DBR_TYPE_RQ (0x1ULL << 60)
552 #define DBR_TYPE_SRQ (0x2ULL << 60)
553 #define DBR_TYPE_SRQ_ARM (0x3ULL << 60)
554 #define DBR_TYPE_CQ (0x4ULL << 60)
555 #define DBR_TYPE_CQ_ARMSE (0x5ULL << 60)
556 #define DBR_TYPE_CQ_ARMALL (0x6ULL << 60)
557 #define DBR_TYPE_CQ_ARMENA (0x7ULL << 60)
558 #define DBR_TYPE_SRQ_ARMENA (0x8ULL << 60)
559 #define DBR_TYPE_CQ_CUTOFF_ACK (0x9ULL << 60)
560 #define DBR_TYPE_NQ (0xaULL << 60)
561 #define DBR_TYPE_NQ_ARM (0xbULL << 60)
562 #define DBR_TYPE_NULL (0xfULL << 60)
563
564 #define DB_PF_OFFSET_P5 0x10000
565 #define DB_VF_OFFSET_P5 0x4000
566
567 #define INVALID_HW_RING_ID ((u16)-1)
568
569 /* The hardware supports certain page sizes. Use the supported page sizes
570 * to allocate the rings.
571 */
572 #if (PAGE_SHIFT < 12)
573 #define BNXT_PAGE_SHIFT 12
574 #elif (PAGE_SHIFT <= 13)
575 #define BNXT_PAGE_SHIFT PAGE_SHIFT
576 #elif (PAGE_SHIFT < 16)
577 #define BNXT_PAGE_SHIFT 13
578 #else
579 #define BNXT_PAGE_SHIFT 16
580 #endif
581
582 #define BNXT_PAGE_SIZE (1 << BNXT_PAGE_SHIFT)
583
584 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
585 #if (PAGE_SHIFT > 15)
586 #define BNXT_RX_PAGE_SHIFT 15
587 #else
588 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
589 #endif
590
591 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
592
593 #define BNXT_MAX_MTU 9500
594 #define BNXT_PAGE_MODE_BUF_SIZE \
595 ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN - \
596 XDP_PACKET_HEADROOM)
597 #define BNXT_MAX_PAGE_MODE_MTU \
598 BNXT_PAGE_MODE_BUF_SIZE - \
599 SKB_DATA_ALIGN((unsigned int)sizeof(struct skb_shared_info))
600
601 #define BNXT_MIN_PKT_SIZE 52
602
603 #define BNXT_DEFAULT_RX_RING_SIZE 511
604 #define BNXT_DEFAULT_TX_RING_SIZE 511
605
606 #define MAX_TPA 64
607 #define MAX_TPA_P5 256
608 #define MAX_TPA_P5_MASK (MAX_TPA_P5 - 1)
609 #define MAX_TPA_SEGS_P5 0x3f
610
611 #if (BNXT_PAGE_SHIFT == 16)
612 #define MAX_RX_PAGES_AGG_ENA 1
613 #define MAX_RX_PAGES 4
614 #define MAX_RX_AGG_PAGES 4
615 #define MAX_TX_PAGES 1
616 #define MAX_CP_PAGES 16
617 #else
618 #define MAX_RX_PAGES_AGG_ENA 8
619 #define MAX_RX_PAGES 32
620 #define MAX_RX_AGG_PAGES 32
621 #define MAX_TX_PAGES 8
622 #define MAX_CP_PAGES 128
623 #endif
624
625 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
626 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
627 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
628
629 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
630 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
631
632 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
633
634 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
635 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
636
637 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
638
639 #define BNXT_MAX_RX_DESC_CNT (RX_DESC_CNT * MAX_RX_PAGES - 1)
640 #define BNXT_MAX_RX_DESC_CNT_JUM_ENA (RX_DESC_CNT * MAX_RX_PAGES_AGG_ENA - 1)
641 #define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
642 #define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1)
643
644 /* Minimum TX BDs for a TX packet with MAX_SKB_FRAGS + 1. We need one extra
645 * BD because the first TX BD is always a long BD.
646 */
647 #define BNXT_MIN_TX_DESC_CNT (MAX_SKB_FRAGS + 2)
648
649 #define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
650 #define RX_IDX(x) ((x) & (RX_DESC_CNT - 1))
651
652 #define TX_RING(x) (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
653 #define TX_IDX(x) ((x) & (TX_DESC_CNT - 1))
654
655 #define CP_RING(x) (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
656 #define CP_IDX(x) ((x) & (CP_DESC_CNT - 1))
657
658 #define TX_CMP_VALID(txcmp, raw_cons) \
659 (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) == \
660 !((raw_cons) & bp->cp_bit))
661
662 #define RX_CMP_VALID(rxcmp1, raw_cons) \
663 (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
664 !((raw_cons) & bp->cp_bit))
665
666 #define RX_AGG_CMP_VALID(agg, raw_cons) \
667 (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
668 !((raw_cons) & bp->cp_bit))
669
670 #define NQ_CMP_VALID(nqcmp, raw_cons) \
671 (!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit))
672
673 #define TX_CMP_TYPE(txcmp) \
674 (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
675
676 #define RX_CMP_TYPE(rxcmp) \
677 (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
678
679 #define NEXT_RX(idx) (((idx) + 1) & bp->rx_ring_mask)
680
681 #define NEXT_RX_AGG(idx) (((idx) + 1) & bp->rx_agg_ring_mask)
682
683 #define NEXT_TX(idx) (((idx) + 1) & bp->tx_ring_mask)
684
685 #define ADV_RAW_CMP(idx, n) ((idx) + (n))
686 #define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1)
687 #define RING_CMP(idx) ((idx) & bp->cp_ring_mask)
688 #define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1))
689
690 #define DFLT_HWRM_CMD_TIMEOUT 500
691
692 #define BNXT_RX_EVENT 1
693 #define BNXT_AGG_EVENT 2
694 #define BNXT_TX_EVENT 4
695 #define BNXT_REDIRECT_EVENT 8
696
697 struct bnxt_sw_tx_bd {
698 union {
699 struct sk_buff *skb;
700 struct xdp_frame *xdpf;
701 };
702 DEFINE_DMA_UNMAP_ADDR(mapping);
703 DEFINE_DMA_UNMAP_LEN(len);
704 struct page *page;
705 u8 is_gso;
706 u8 is_push;
707 u8 action;
708 unsigned short nr_frags;
709 u16 rx_prod;
710 };
711
712 struct bnxt_sw_rx_bd {
713 void *data;
714 u8 *data_ptr;
715 dma_addr_t mapping;
716 };
717
718 struct bnxt_sw_rx_agg_bd {
719 struct page *page;
720 unsigned int offset;
721 dma_addr_t mapping;
722 };
723
724 struct bnxt_mem_init {
725 u8 init_val;
726 u16 offset;
727 #define BNXT_MEM_INVALID_OFFSET 0xffff
728 u16 size;
729 };
730
731 struct bnxt_ring_mem_info {
732 int nr_pages;
733 int page_size;
734 u16 flags;
735 #define BNXT_RMEM_VALID_PTE_FLAG 1
736 #define BNXT_RMEM_RING_PTE_FLAG 2
737 #define BNXT_RMEM_USE_FULL_PAGE_FLAG 4
738
739 u16 depth;
740 struct bnxt_mem_init *mem_init;
741
742 void **pg_arr;
743 dma_addr_t *dma_arr;
744
745 __le64 *pg_tbl;
746 dma_addr_t pg_tbl_map;
747
748 int vmem_size;
749 void **vmem;
750 };
751
752 struct bnxt_ring_struct {
753 struct bnxt_ring_mem_info ring_mem;
754
755 u16 fw_ring_id; /* Ring id filled by Chimp FW */
756 union {
757 u16 grp_idx;
758 u16 map_idx; /* Used by cmpl rings */
759 };
760 u32 handle;
761 u8 queue_id;
762 };
763
764 struct tx_push_bd {
765 __le32 doorbell;
766 __le32 tx_bd_len_flags_type;
767 u32 tx_bd_opaque;
768 struct tx_bd_ext txbd2;
769 };
770
771 struct tx_push_buffer {
772 struct tx_push_bd push_bd;
773 u32 data[25];
774 };
775
776 struct bnxt_db_info {
777 void __iomem *doorbell;
778 union {
779 u64 db_key64;
780 u32 db_key32;
781 };
782 };
783
784 struct bnxt_tx_ring_info {
785 struct bnxt_napi *bnapi;
786 u16 tx_prod;
787 u16 tx_cons;
788 u16 txq_index;
789 u8 kick_pending;
790 struct bnxt_db_info tx_db;
791
792 struct tx_bd *tx_desc_ring[MAX_TX_PAGES];
793 struct bnxt_sw_tx_bd *tx_buf_ring;
794
795 dma_addr_t tx_desc_mapping[MAX_TX_PAGES];
796
797 struct tx_push_buffer *tx_push;
798 dma_addr_t tx_push_mapping;
799 __le64 data_mapping;
800
801 #define BNXT_DEV_STATE_CLOSING 0x1
802 u32 dev_state;
803
804 struct bnxt_ring_struct tx_ring_struct;
805 /* Synchronize simultaneous xdp_xmit on same ring */
806 spinlock_t xdp_tx_lock;
807 };
808
809 #define BNXT_LEGACY_COAL_CMPL_PARAMS \
810 (RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN | \
811 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX | \
812 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET | \
813 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE | \
814 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR | \
815 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
816 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR | \
817 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
818 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
819
820 #define BNXT_COAL_CMPL_ENABLES \
821 (RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
822 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
823 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
824 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
825
826 #define BNXT_COAL_CMPL_MIN_TMR_ENABLE \
827 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
828
829 #define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE \
830 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
831
832 struct bnxt_coal_cap {
833 u32 cmpl_params;
834 u32 nq_params;
835 u16 num_cmpl_dma_aggr_max;
836 u16 num_cmpl_dma_aggr_during_int_max;
837 u16 cmpl_aggr_dma_tmr_max;
838 u16 cmpl_aggr_dma_tmr_during_int_max;
839 u16 int_lat_tmr_min_max;
840 u16 int_lat_tmr_max_max;
841 u16 num_cmpl_aggr_int_max;
842 u16 timer_units;
843 };
844
845 struct bnxt_coal {
846 u16 coal_ticks;
847 u16 coal_ticks_irq;
848 u16 coal_bufs;
849 u16 coal_bufs_irq;
850 /* RING_IDLE enabled when coal ticks < idle_thresh */
851 u16 idle_thresh;
852 u8 bufs_per_record;
853 u8 budget;
854 u16 flags;
855 };
856
857 struct bnxt_tpa_info {
858 void *data;
859 u8 *data_ptr;
860 dma_addr_t mapping;
861 u16 len;
862 unsigned short gso_type;
863 u32 flags2;
864 u32 metadata;
865 enum pkt_hash_types hash_type;
866 u32 rss_hash;
867 u32 hdr_info;
868
869 #define BNXT_TPA_L4_SIZE(hdr_info) \
870 (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
871
872 #define BNXT_TPA_INNER_L3_OFF(hdr_info) \
873 (((hdr_info) >> 18) & 0x1ff)
874
875 #define BNXT_TPA_INNER_L2_OFF(hdr_info) \
876 (((hdr_info) >> 9) & 0x1ff)
877
878 #define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
879 ((hdr_info) & 0x1ff)
880
881 u16 cfa_code; /* cfa_code in TPA start compl */
882 u8 agg_count;
883 struct rx_agg_cmp *agg_arr;
884 };
885
886 #define BNXT_AGG_IDX_BMAP_SIZE (MAX_TPA_P5 / BITS_PER_LONG)
887
888 struct bnxt_tpa_idx_map {
889 u16 agg_id_tbl[1024];
890 unsigned long agg_idx_bmap[BNXT_AGG_IDX_BMAP_SIZE];
891 };
892
893 struct bnxt_rx_ring_info {
894 struct bnxt_napi *bnapi;
895 u16 rx_prod;
896 u16 rx_agg_prod;
897 u16 rx_sw_agg_prod;
898 u16 rx_next_cons;
899 struct bnxt_db_info rx_db;
900 struct bnxt_db_info rx_agg_db;
901
902 struct bpf_prog *xdp_prog;
903
904 struct rx_bd *rx_desc_ring[MAX_RX_PAGES];
905 struct bnxt_sw_rx_bd *rx_buf_ring;
906
907 struct rx_bd *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
908 struct bnxt_sw_rx_agg_bd *rx_agg_ring;
909
910 unsigned long *rx_agg_bmap;
911 u16 rx_agg_bmap_size;
912
913 struct page *rx_page;
914 unsigned int rx_page_offset;
915
916 dma_addr_t rx_desc_mapping[MAX_RX_PAGES];
917 dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
918
919 struct bnxt_tpa_info *rx_tpa;
920 struct bnxt_tpa_idx_map *rx_tpa_idx_map;
921
922 struct bnxt_ring_struct rx_ring_struct;
923 struct bnxt_ring_struct rx_agg_ring_struct;
924 struct xdp_rxq_info xdp_rxq;
925 struct page_pool *page_pool;
926 };
927
928 struct bnxt_rx_sw_stats {
929 u64 rx_l4_csum_errors;
930 u64 rx_resets;
931 u64 rx_buf_errors;
932 u64 rx_oom_discards;
933 u64 rx_netpoll_discards;
934 };
935
936 struct bnxt_cmn_sw_stats {
937 u64 missed_irqs;
938 };
939
940 struct bnxt_sw_stats {
941 struct bnxt_rx_sw_stats rx;
942 struct bnxt_cmn_sw_stats cmn;
943 };
944
945 struct bnxt_stats_mem {
946 u64 *sw_stats;
947 u64 *hw_masks;
948 void *hw_stats;
949 dma_addr_t hw_stats_map;
950 int len;
951 };
952
953 struct bnxt_cp_ring_info {
954 struct bnxt_napi *bnapi;
955 u32 cp_raw_cons;
956 struct bnxt_db_info cp_db;
957
958 u8 had_work_done:1;
959 u8 has_more_work:1;
960
961 u32 last_cp_raw_cons;
962
963 struct bnxt_coal rx_ring_coal;
964 u64 rx_packets;
965 u64 rx_bytes;
966 u64 event_ctr;
967
968 struct dim dim;
969
970 union {
971 struct tx_cmp **cp_desc_ring;
972 struct nqe_cn **nq_desc_ring;
973 };
974
975 dma_addr_t *cp_desc_mapping;
976
977 struct bnxt_stats_mem stats;
978 u32 hw_stats_ctx_id;
979
980 struct bnxt_sw_stats sw_stats;
981
982 struct bnxt_ring_struct cp_ring_struct;
983
984 struct bnxt_cp_ring_info *cp_ring_arr[2];
985 #define BNXT_RX_HDL 0
986 #define BNXT_TX_HDL 1
987 };
988
989 struct bnxt_napi {
990 struct napi_struct napi;
991 struct bnxt *bp;
992
993 int index;
994 struct bnxt_cp_ring_info cp_ring;
995 struct bnxt_rx_ring_info *rx_ring;
996 struct bnxt_tx_ring_info *tx_ring;
997
998 void (*tx_int)(struct bnxt *, struct bnxt_napi *,
999 int);
1000 int tx_pkts;
1001 u8 events;
1002
1003 u32 flags;
1004 #define BNXT_NAPI_FLAG_XDP 0x1
1005
1006 bool in_reset;
1007 };
1008
1009 struct bnxt_irq {
1010 irq_handler_t handler;
1011 unsigned int vector;
1012 u8 requested:1;
1013 u8 have_cpumask:1;
1014 char name[IFNAMSIZ + 2];
1015 cpumask_var_t cpu_mask;
1016 };
1017
1018 #define HWRM_RING_ALLOC_TX 0x1
1019 #define HWRM_RING_ALLOC_RX 0x2
1020 #define HWRM_RING_ALLOC_AGG 0x4
1021 #define HWRM_RING_ALLOC_CMPL 0x8
1022 #define HWRM_RING_ALLOC_NQ 0x10
1023
1024 #define INVALID_STATS_CTX_ID -1
1025
1026 struct bnxt_ring_grp_info {
1027 u16 fw_stats_ctx;
1028 u16 fw_grp_id;
1029 u16 rx_fw_ring_id;
1030 u16 agg_fw_ring_id;
1031 u16 cp_fw_ring_id;
1032 };
1033
1034 struct bnxt_vnic_info {
1035 u16 fw_vnic_id; /* returned by Chimp during alloc */
1036 #define BNXT_MAX_CTX_PER_VNIC 8
1037 u16 fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
1038 u16 fw_l2_ctx_id;
1039 #define BNXT_MAX_UC_ADDRS 4
1040 __le64 fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
1041 /* index 0 always dev_addr */
1042 u16 uc_filter_count;
1043 u8 *uc_list;
1044
1045 u16 *fw_grp_ids;
1046 dma_addr_t rss_table_dma_addr;
1047 __le16 *rss_table;
1048 dma_addr_t rss_hash_key_dma_addr;
1049 u64 *rss_hash_key;
1050 int rss_table_size;
1051 #define BNXT_RSS_TABLE_ENTRIES_P5 64
1052 #define BNXT_RSS_TABLE_SIZE_P5 (BNXT_RSS_TABLE_ENTRIES_P5 * 4)
1053 #define BNXT_RSS_TABLE_MAX_TBL_P5 8
1054 #define BNXT_MAX_RSS_TABLE_SIZE_P5 \
1055 (BNXT_RSS_TABLE_SIZE_P5 * BNXT_RSS_TABLE_MAX_TBL_P5)
1056 #define BNXT_MAX_RSS_TABLE_ENTRIES_P5 \
1057 (BNXT_RSS_TABLE_ENTRIES_P5 * BNXT_RSS_TABLE_MAX_TBL_P5)
1058
1059 u32 rx_mask;
1060
1061 u8 *mc_list;
1062 int mc_list_size;
1063 int mc_list_count;
1064 dma_addr_t mc_list_mapping;
1065 #define BNXT_MAX_MC_ADDRS 16
1066
1067 u32 flags;
1068 #define BNXT_VNIC_RSS_FLAG 1
1069 #define BNXT_VNIC_RFS_FLAG 2
1070 #define BNXT_VNIC_MCAST_FLAG 4
1071 #define BNXT_VNIC_UCAST_FLAG 8
1072 #define BNXT_VNIC_RFS_NEW_RSS_FLAG 0x10
1073 };
1074
1075 struct bnxt_hw_resc {
1076 u16 min_rsscos_ctxs;
1077 u16 max_rsscos_ctxs;
1078 u16 min_cp_rings;
1079 u16 max_cp_rings;
1080 u16 resv_cp_rings;
1081 u16 min_tx_rings;
1082 u16 max_tx_rings;
1083 u16 resv_tx_rings;
1084 u16 max_tx_sch_inputs;
1085 u16 min_rx_rings;
1086 u16 max_rx_rings;
1087 u16 resv_rx_rings;
1088 u16 min_hw_ring_grps;
1089 u16 max_hw_ring_grps;
1090 u16 resv_hw_ring_grps;
1091 u16 min_l2_ctxs;
1092 u16 max_l2_ctxs;
1093 u16 min_vnics;
1094 u16 max_vnics;
1095 u16 resv_vnics;
1096 u16 min_stat_ctxs;
1097 u16 max_stat_ctxs;
1098 u16 resv_stat_ctxs;
1099 u16 max_nqs;
1100 u16 max_irqs;
1101 u16 resv_irqs;
1102 };
1103
1104 #if defined(CONFIG_BNXT_SRIOV)
1105 struct bnxt_vf_info {
1106 u16 fw_fid;
1107 u8 mac_addr[ETH_ALEN]; /* PF assigned MAC Address */
1108 u8 vf_mac_addr[ETH_ALEN]; /* VF assigned MAC address, only
1109 * stored by PF.
1110 */
1111 u16 vlan;
1112 u16 func_qcfg_flags;
1113 u32 flags;
1114 #define BNXT_VF_QOS 0x1
1115 #define BNXT_VF_SPOOFCHK 0x2
1116 #define BNXT_VF_LINK_FORCED 0x4
1117 #define BNXT_VF_LINK_UP 0x8
1118 #define BNXT_VF_TRUST 0x10
1119 u32 min_tx_rate;
1120 u32 max_tx_rate;
1121 void *hwrm_cmd_req_addr;
1122 dma_addr_t hwrm_cmd_req_dma_addr;
1123 };
1124 #endif
1125
1126 struct bnxt_pf_info {
1127 #define BNXT_FIRST_PF_FID 1
1128 #define BNXT_FIRST_VF_FID 128
1129 u16 fw_fid;
1130 u16 port_id;
1131 u8 mac_addr[ETH_ALEN];
1132 u32 first_vf_id;
1133 u16 active_vfs;
1134 u16 registered_vfs;
1135 u16 max_vfs;
1136 u32 max_encap_records;
1137 u32 max_decap_records;
1138 u32 max_tx_em_flows;
1139 u32 max_tx_wm_flows;
1140 u32 max_rx_em_flows;
1141 u32 max_rx_wm_flows;
1142 unsigned long *vf_event_bmap;
1143 u16 hwrm_cmd_req_pages;
1144 u8 vf_resv_strategy;
1145 #define BNXT_VF_RESV_STRATEGY_MAXIMAL 0
1146 #define BNXT_VF_RESV_STRATEGY_MINIMAL 1
1147 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC 2
1148 void *hwrm_cmd_req_addr[4];
1149 dma_addr_t hwrm_cmd_req_dma_addr[4];
1150 struct bnxt_vf_info *vf;
1151 };
1152
1153 struct bnxt_ntuple_filter {
1154 struct hlist_node hash;
1155 u8 dst_mac_addr[ETH_ALEN];
1156 u8 src_mac_addr[ETH_ALEN];
1157 struct flow_keys fkeys;
1158 __le64 filter_id;
1159 u16 sw_id;
1160 u8 l2_fltr_idx;
1161 u16 rxq;
1162 u32 flow_id;
1163 unsigned long state;
1164 #define BNXT_FLTR_VALID 0
1165 #define BNXT_FLTR_UPDATE 1
1166 };
1167
1168 struct bnxt_link_info {
1169 u8 phy_type;
1170 u8 media_type;
1171 u8 transceiver;
1172 u8 phy_addr;
1173 u8 phy_link_status;
1174 #define BNXT_LINK_NO_LINK PORT_PHY_QCFG_RESP_LINK_NO_LINK
1175 #define BNXT_LINK_SIGNAL PORT_PHY_QCFG_RESP_LINK_SIGNAL
1176 #define BNXT_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK
1177 u8 wire_speed;
1178 u8 phy_state;
1179 #define BNXT_PHY_STATE_ENABLED 0
1180 #define BNXT_PHY_STATE_DISABLED 1
1181
1182 u8 link_state;
1183 #define BNXT_LINK_STATE_UNKNOWN 0
1184 #define BNXT_LINK_STATE_DOWN 1
1185 #define BNXT_LINK_STATE_UP 2
1186 #define BNXT_LINK_IS_UP(bp) ((bp)->link_info.link_state == BNXT_LINK_STATE_UP)
1187 u8 duplex;
1188 #define BNXT_LINK_DUPLEX_HALF PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
1189 #define BNXT_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
1190 u8 pause;
1191 #define BNXT_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX
1192 #define BNXT_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX
1193 #define BNXT_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \
1194 PORT_PHY_QCFG_RESP_PAUSE_TX)
1195 u8 lp_pause;
1196 u8 auto_pause_setting;
1197 u8 force_pause_setting;
1198 u8 duplex_setting;
1199 u8 auto_mode;
1200 #define BNXT_AUTO_MODE(mode) ((mode) > BNXT_LINK_AUTO_NONE && \
1201 (mode) <= BNXT_LINK_AUTO_MSK)
1202 #define BNXT_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
1203 #define BNXT_LINK_AUTO_ALLSPDS PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
1204 #define BNXT_LINK_AUTO_ONESPD PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
1205 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
1206 #define BNXT_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
1207 #define PHY_VER_LEN 3
1208 u8 phy_ver[PHY_VER_LEN];
1209 u16 link_speed;
1210 #define BNXT_LINK_SPEED_100MB PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
1211 #define BNXT_LINK_SPEED_1GB PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
1212 #define BNXT_LINK_SPEED_2GB PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
1213 #define BNXT_LINK_SPEED_2_5GB PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
1214 #define BNXT_LINK_SPEED_10GB PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
1215 #define BNXT_LINK_SPEED_20GB PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
1216 #define BNXT_LINK_SPEED_25GB PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
1217 #define BNXT_LINK_SPEED_40GB PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
1218 #define BNXT_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
1219 #define BNXT_LINK_SPEED_100GB PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
1220 u16 support_speeds;
1221 u16 support_pam4_speeds;
1222 u16 auto_link_speeds; /* fw adv setting */
1223 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
1224 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
1225 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
1226 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
1227 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
1228 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
1229 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
1230 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
1231 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
1232 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
1233 u16 auto_pam4_link_speeds;
1234 #define BNXT_LINK_PAM4_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_50G
1235 #define BNXT_LINK_PAM4_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_100G
1236 #define BNXT_LINK_PAM4_SPEED_MSK_200GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_200G
1237 u16 support_auto_speeds;
1238 u16 support_pam4_auto_speeds;
1239 u16 lp_auto_link_speeds;
1240 u16 lp_auto_pam4_link_speeds;
1241 u16 force_link_speed;
1242 u16 force_pam4_link_speed;
1243 u32 preemphasis;
1244 u8 module_status;
1245 u8 active_fec_sig_mode;
1246 u16 fec_cfg;
1247 #define BNXT_FEC_NONE PORT_PHY_QCFG_RESP_FEC_CFG_FEC_NONE_SUPPORTED
1248 #define BNXT_FEC_AUTONEG_CAP PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_SUPPORTED
1249 #define BNXT_FEC_AUTONEG PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
1250 #define BNXT_FEC_ENC_BASE_R_CAP \
1251 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_SUPPORTED
1252 #define BNXT_FEC_ENC_BASE_R PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
1253 #define BNXT_FEC_ENC_RS_CAP \
1254 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_SUPPORTED
1255 #define BNXT_FEC_ENC_LLRS_CAP \
1256 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_SUPPORTED | \
1257 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_SUPPORTED)
1258 #define BNXT_FEC_ENC_RS \
1259 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED | \
1260 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_1XN_ENABLED | \
1261 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_IEEE_ENABLED)
1262 #define BNXT_FEC_ENC_LLRS \
1263 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_ENABLED | \
1264 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_ENABLED)
1265
1266 /* copy of requested setting from ethtool cmd */
1267 u8 autoneg;
1268 #define BNXT_AUTONEG_SPEED 1
1269 #define BNXT_AUTONEG_FLOW_CTRL 2
1270 u8 req_signal_mode;
1271 #define BNXT_SIG_MODE_NRZ PORT_PHY_QCFG_RESP_SIGNAL_MODE_NRZ
1272 #define BNXT_SIG_MODE_PAM4 PORT_PHY_QCFG_RESP_SIGNAL_MODE_PAM4
1273 u8 req_duplex;
1274 u8 req_flow_ctrl;
1275 u16 req_link_speed;
1276 u16 advertising; /* user adv setting */
1277 u16 advertising_pam4;
1278 bool force_link_chng;
1279
1280 bool phy_retry;
1281 unsigned long phy_retry_expires;
1282
1283 /* a copy of phy_qcfg output used to report link
1284 * info to VF
1285 */
1286 struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1287 };
1288
1289 #define BNXT_FEC_RS544_ON \
1290 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_1XN_ENABLE | \
1291 PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_IEEE_ENABLE)
1292
1293 #define BNXT_FEC_RS544_OFF \
1294 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_1XN_DISABLE | \
1295 PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_IEEE_DISABLE)
1296
1297 #define BNXT_FEC_RS272_ON \
1298 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_1XN_ENABLE | \
1299 PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_IEEE_ENABLE)
1300
1301 #define BNXT_FEC_RS272_OFF \
1302 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_1XN_DISABLE | \
1303 PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_IEEE_DISABLE)
1304
1305 #define BNXT_PAM4_SUPPORTED(link_info) \
1306 ((link_info)->support_pam4_speeds)
1307
1308 #define BNXT_FEC_RS_ON(link_info) \
1309 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_ENABLE | \
1310 PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \
1311 (BNXT_PAM4_SUPPORTED(link_info) ? \
1312 (BNXT_FEC_RS544_ON | BNXT_FEC_RS272_OFF) : 0))
1313
1314 #define BNXT_FEC_LLRS_ON \
1315 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_ENABLE | \
1316 PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \
1317 BNXT_FEC_RS272_ON | BNXT_FEC_RS544_OFF)
1318
1319 #define BNXT_FEC_RS_OFF(link_info) \
1320 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_DISABLE | \
1321 (BNXT_PAM4_SUPPORTED(link_info) ? \
1322 (BNXT_FEC_RS544_OFF | BNXT_FEC_RS272_OFF) : 0))
1323
1324 #define BNXT_FEC_BASE_R_ON(link_info) \
1325 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_ENABLE | \
1326 BNXT_FEC_RS_OFF(link_info))
1327
1328 #define BNXT_FEC_ALL_OFF(link_info) \
1329 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \
1330 BNXT_FEC_RS_OFF(link_info))
1331
1332 #define BNXT_MAX_QUEUE 8
1333
1334 struct bnxt_queue_info {
1335 u8 queue_id;
1336 u8 queue_profile;
1337 };
1338
1339 #define BNXT_MAX_LED 4
1340
1341 struct bnxt_led_info {
1342 u8 led_id;
1343 u8 led_type;
1344 u8 led_group_id;
1345 u8 unused;
1346 __le16 led_state_caps;
1347 #define BNXT_LED_ALT_BLINK_CAP(x) ((x) & \
1348 cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1349
1350 __le16 led_color_caps;
1351 };
1352
1353 #define BNXT_MAX_TEST 8
1354
1355 struct bnxt_test_info {
1356 u8 offline_mask;
1357 u16 timeout;
1358 char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1359 };
1360
1361 #define CHIMP_REG_VIEW_ADDR \
1362 ((bp->flags & BNXT_FLAG_CHIP_P5) ? 0x80000000 : 0xb1000000)
1363
1364 #define BNXT_GRCPF_REG_CHIMP_COMM 0x0
1365 #define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER 0x100
1366 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400
1367 #define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014
1368 #define BNXT_CAG_REG_BASE 0x300000
1369
1370 #define BNXT_GRC_REG_STATUS_P5 0x520
1371
1372 #define BNXT_GRCPF_REG_KONG_COMM 0xA00
1373 #define BNXT_GRCPF_REG_KONG_COMM_TRIGGER 0xB00
1374
1375 #define BNXT_GRC_REG_CHIP_NUM 0x48
1376 #define BNXT_GRC_REG_BASE 0x260000
1377
1378 #define BNXT_TS_REG_TIMESYNC_TS0_LOWER 0x640180c
1379 #define BNXT_TS_REG_TIMESYNC_TS0_UPPER 0x6401810
1380
1381 #define BNXT_GRC_BASE_MASK 0xfffff000
1382 #define BNXT_GRC_OFFSET_MASK 0x00000ffc
1383
1384 struct bnxt_tc_flow_stats {
1385 u64 packets;
1386 u64 bytes;
1387 };
1388
1389 #ifdef CONFIG_BNXT_FLOWER_OFFLOAD
1390 struct bnxt_flower_indr_block_cb_priv {
1391 struct net_device *tunnel_netdev;
1392 struct bnxt *bp;
1393 struct list_head list;
1394 };
1395 #endif
1396
1397 struct bnxt_tc_info {
1398 bool enabled;
1399
1400 /* hash table to store TC offloaded flows */
1401 struct rhashtable flow_table;
1402 struct rhashtable_params flow_ht_params;
1403
1404 /* hash table to store L2 keys of TC flows */
1405 struct rhashtable l2_table;
1406 struct rhashtable_params l2_ht_params;
1407 /* hash table to store L2 keys for TC tunnel decap */
1408 struct rhashtable decap_l2_table;
1409 struct rhashtable_params decap_l2_ht_params;
1410 /* hash table to store tunnel decap entries */
1411 struct rhashtable decap_table;
1412 struct rhashtable_params decap_ht_params;
1413 /* hash table to store tunnel encap entries */
1414 struct rhashtable encap_table;
1415 struct rhashtable_params encap_ht_params;
1416
1417 /* lock to atomically add/del an l2 node when a flow is
1418 * added or deleted.
1419 */
1420 struct mutex lock;
1421
1422 /* Fields used for batching stats query */
1423 struct rhashtable_iter iter;
1424 #define BNXT_FLOW_STATS_BATCH_MAX 10
1425 struct bnxt_tc_stats_batch {
1426 void *flow_node;
1427 struct bnxt_tc_flow_stats hw_stats;
1428 } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1429
1430 /* Stat counter mask (width) */
1431 u64 bytes_mask;
1432 u64 packets_mask;
1433 };
1434
1435 struct bnxt_vf_rep_stats {
1436 u64 packets;
1437 u64 bytes;
1438 u64 dropped;
1439 };
1440
1441 struct bnxt_vf_rep {
1442 struct bnxt *bp;
1443 struct net_device *dev;
1444 struct metadata_dst *dst;
1445 u16 vf_idx;
1446 u16 tx_cfa_action;
1447 u16 rx_cfa_code;
1448
1449 struct bnxt_vf_rep_stats rx_stats;
1450 struct bnxt_vf_rep_stats tx_stats;
1451 };
1452
1453 #define PTU_PTE_VALID 0x1UL
1454 #define PTU_PTE_LAST 0x2UL
1455 #define PTU_PTE_NEXT_TO_LAST 0x4UL
1456
1457 #define MAX_CTX_PAGES (BNXT_PAGE_SIZE / 8)
1458 #define MAX_CTX_TOTAL_PAGES (MAX_CTX_PAGES * MAX_CTX_PAGES)
1459
1460 struct bnxt_ctx_pg_info {
1461 u32 entries;
1462 u32 nr_pages;
1463 void *ctx_pg_arr[MAX_CTX_PAGES];
1464 dma_addr_t ctx_dma_arr[MAX_CTX_PAGES];
1465 struct bnxt_ring_mem_info ring_mem;
1466 struct bnxt_ctx_pg_info **ctx_pg_tbl;
1467 };
1468
1469 #define BNXT_MAX_TQM_SP_RINGS 1
1470 #define BNXT_MAX_TQM_FP_RINGS 8
1471 #define BNXT_MAX_TQM_RINGS \
1472 (BNXT_MAX_TQM_SP_RINGS + BNXT_MAX_TQM_FP_RINGS)
1473
1474 #define BNXT_BACKING_STORE_CFG_LEGACY_LEN 256
1475
1476 #define BNXT_SET_CTX_PAGE_ATTR(attr) \
1477 do { \
1478 if (BNXT_PAGE_SIZE == 0x2000) \
1479 attr = FUNC_BACKING_STORE_CFG_REQ_SRQ_PG_SIZE_PG_8K; \
1480 else if (BNXT_PAGE_SIZE == 0x10000) \
1481 attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_64K; \
1482 else \
1483 attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_4K; \
1484 } while (0)
1485
1486 struct bnxt_ctx_mem_info {
1487 u32 qp_max_entries;
1488 u16 qp_min_qp1_entries;
1489 u16 qp_max_l2_entries;
1490 u16 qp_entry_size;
1491 u16 srq_max_l2_entries;
1492 u32 srq_max_entries;
1493 u16 srq_entry_size;
1494 u16 cq_max_l2_entries;
1495 u32 cq_max_entries;
1496 u16 cq_entry_size;
1497 u16 vnic_max_vnic_entries;
1498 u16 vnic_max_ring_table_entries;
1499 u16 vnic_entry_size;
1500 u32 stat_max_entries;
1501 u16 stat_entry_size;
1502 u16 tqm_entry_size;
1503 u32 tqm_min_entries_per_ring;
1504 u32 tqm_max_entries_per_ring;
1505 u32 mrav_max_entries;
1506 u16 mrav_entry_size;
1507 u16 tim_entry_size;
1508 u32 tim_max_entries;
1509 u16 mrav_num_entries_units;
1510 u8 tqm_entries_multiple;
1511 u8 tqm_fp_rings_count;
1512
1513 u32 flags;
1514 #define BNXT_CTX_FLAG_INITED 0x01
1515
1516 struct bnxt_ctx_pg_info qp_mem;
1517 struct bnxt_ctx_pg_info srq_mem;
1518 struct bnxt_ctx_pg_info cq_mem;
1519 struct bnxt_ctx_pg_info vnic_mem;
1520 struct bnxt_ctx_pg_info stat_mem;
1521 struct bnxt_ctx_pg_info mrav_mem;
1522 struct bnxt_ctx_pg_info tim_mem;
1523 struct bnxt_ctx_pg_info *tqm_mem[BNXT_MAX_TQM_RINGS];
1524
1525 #define BNXT_CTX_MEM_INIT_QP 0
1526 #define BNXT_CTX_MEM_INIT_SRQ 1
1527 #define BNXT_CTX_MEM_INIT_CQ 2
1528 #define BNXT_CTX_MEM_INIT_VNIC 3
1529 #define BNXT_CTX_MEM_INIT_STAT 4
1530 #define BNXT_CTX_MEM_INIT_MRAV 5
1531 #define BNXT_CTX_MEM_INIT_MAX 6
1532 struct bnxt_mem_init mem_init[BNXT_CTX_MEM_INIT_MAX];
1533 };
1534
1535 enum bnxt_health_severity {
1536 SEVERITY_NORMAL = 0,
1537 SEVERITY_WARNING,
1538 SEVERITY_RECOVERABLE,
1539 SEVERITY_FATAL,
1540 };
1541
1542 enum bnxt_health_remedy {
1543 REMEDY_DEVLINK_RECOVER,
1544 REMEDY_POWER_CYCLE_DEVICE,
1545 REMEDY_POWER_CYCLE_HOST,
1546 REMEDY_FW_UPDATE,
1547 REMEDY_HW_REPLACE,
1548 };
1549
1550 struct bnxt_fw_health {
1551 u32 flags;
1552 u32 polling_dsecs;
1553 u32 master_func_wait_dsecs;
1554 u32 normal_func_wait_dsecs;
1555 u32 post_reset_wait_dsecs;
1556 u32 post_reset_max_wait_dsecs;
1557 u32 regs[4];
1558 u32 mapped_regs[4];
1559 #define BNXT_FW_HEALTH_REG 0
1560 #define BNXT_FW_HEARTBEAT_REG 1
1561 #define BNXT_FW_RESET_CNT_REG 2
1562 #define BNXT_FW_RESET_INPROG_REG 3
1563 u32 fw_reset_inprog_reg_mask;
1564 u32 last_fw_heartbeat;
1565 u32 last_fw_reset_cnt;
1566 u8 enabled:1;
1567 u8 primary:1;
1568 u8 status_reliable:1;
1569 u8 resets_reliable:1;
1570 u8 tmr_multiplier;
1571 u8 tmr_counter;
1572 u8 fw_reset_seq_cnt;
1573 u32 fw_reset_seq_regs[16];
1574 u32 fw_reset_seq_vals[16];
1575 u32 fw_reset_seq_delay_msec[16];
1576 u32 echo_req_data1;
1577 u32 echo_req_data2;
1578 struct devlink_health_reporter *fw_reporter;
1579 /* Protects severity and remedy */
1580 struct mutex lock;
1581 enum bnxt_health_severity severity;
1582 enum bnxt_health_remedy remedy;
1583 u32 arrests;
1584 u32 discoveries;
1585 u32 survivals;
1586 u32 fatalities;
1587 u32 diagnoses;
1588 };
1589
1590 #define BNXT_FW_HEALTH_REG_TYPE_MASK 3
1591 #define BNXT_FW_HEALTH_REG_TYPE_CFG 0
1592 #define BNXT_FW_HEALTH_REG_TYPE_GRC 1
1593 #define BNXT_FW_HEALTH_REG_TYPE_BAR0 2
1594 #define BNXT_FW_HEALTH_REG_TYPE_BAR1 3
1595
1596 #define BNXT_FW_HEALTH_REG_TYPE(reg) ((reg) & BNXT_FW_HEALTH_REG_TYPE_MASK)
1597 #define BNXT_FW_HEALTH_REG_OFF(reg) ((reg) & ~BNXT_FW_HEALTH_REG_TYPE_MASK)
1598
1599 #define BNXT_FW_HEALTH_WIN_BASE 0x3000
1600 #define BNXT_FW_HEALTH_WIN_MAP_OFF 8
1601
1602 #define BNXT_FW_HEALTH_WIN_OFF(reg) (BNXT_FW_HEALTH_WIN_BASE + \
1603 ((reg) & BNXT_GRC_OFFSET_MASK))
1604
1605 #define BNXT_FW_STATUS_HEALTH_MSK 0xffff
1606 #define BNXT_FW_STATUS_HEALTHY 0x8000
1607 #define BNXT_FW_STATUS_SHUTDOWN 0x100000
1608 #define BNXT_FW_STATUS_RECOVERING 0x400000
1609
1610 #define BNXT_FW_IS_HEALTHY(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) ==\
1611 BNXT_FW_STATUS_HEALTHY)
1612
1613 #define BNXT_FW_IS_BOOTING(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) < \
1614 BNXT_FW_STATUS_HEALTHY)
1615
1616 #define BNXT_FW_IS_ERR(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) > \
1617 BNXT_FW_STATUS_HEALTHY)
1618
1619 #define BNXT_FW_IS_RECOVERING(sts) (BNXT_FW_IS_ERR(sts) && \
1620 ((sts) & BNXT_FW_STATUS_RECOVERING))
1621
1622 #define BNXT_FW_RETRY 5
1623 #define BNXT_FW_IF_RETRY 10
1624
1625 enum board_idx {
1626 BCM57301,
1627 BCM57302,
1628 BCM57304,
1629 BCM57417_NPAR,
1630 BCM58700,
1631 BCM57311,
1632 BCM57312,
1633 BCM57402,
1634 BCM57404,
1635 BCM57406,
1636 BCM57402_NPAR,
1637 BCM57407,
1638 BCM57412,
1639 BCM57414,
1640 BCM57416,
1641 BCM57417,
1642 BCM57412_NPAR,
1643 BCM57314,
1644 BCM57417_SFP,
1645 BCM57416_SFP,
1646 BCM57404_NPAR,
1647 BCM57406_NPAR,
1648 BCM57407_SFP,
1649 BCM57407_NPAR,
1650 BCM57414_NPAR,
1651 BCM57416_NPAR,
1652 BCM57452,
1653 BCM57454,
1654 BCM5745x_NPAR,
1655 BCM57508,
1656 BCM57504,
1657 BCM57502,
1658 BCM57508_NPAR,
1659 BCM57504_NPAR,
1660 BCM57502_NPAR,
1661 BCM58802,
1662 BCM58804,
1663 BCM58808,
1664 NETXTREME_E_VF,
1665 NETXTREME_C_VF,
1666 NETXTREME_S_VF,
1667 NETXTREME_C_VF_HV,
1668 NETXTREME_E_VF_HV,
1669 NETXTREME_E_P5_VF,
1670 NETXTREME_E_P5_VF_HV,
1671 };
1672
1673 struct bnxt {
1674 void __iomem *bar0;
1675 void __iomem *bar1;
1676 void __iomem *bar2;
1677
1678 u32 reg_base;
1679 u16 chip_num;
1680 #define CHIP_NUM_57301 0x16c8
1681 #define CHIP_NUM_57302 0x16c9
1682 #define CHIP_NUM_57304 0x16ca
1683 #define CHIP_NUM_58700 0x16cd
1684 #define CHIP_NUM_57402 0x16d0
1685 #define CHIP_NUM_57404 0x16d1
1686 #define CHIP_NUM_57406 0x16d2
1687 #define CHIP_NUM_57407 0x16d5
1688
1689 #define CHIP_NUM_57311 0x16ce
1690 #define CHIP_NUM_57312 0x16cf
1691 #define CHIP_NUM_57314 0x16df
1692 #define CHIP_NUM_57317 0x16e0
1693 #define CHIP_NUM_57412 0x16d6
1694 #define CHIP_NUM_57414 0x16d7
1695 #define CHIP_NUM_57416 0x16d8
1696 #define CHIP_NUM_57417 0x16d9
1697 #define CHIP_NUM_57412L 0x16da
1698 #define CHIP_NUM_57414L 0x16db
1699
1700 #define CHIP_NUM_5745X 0xd730
1701 #define CHIP_NUM_57452 0xc452
1702 #define CHIP_NUM_57454 0xc454
1703
1704 #define CHIP_NUM_57508 0x1750
1705 #define CHIP_NUM_57504 0x1751
1706 #define CHIP_NUM_57502 0x1752
1707
1708 #define CHIP_NUM_58802 0xd802
1709 #define CHIP_NUM_58804 0xd804
1710 #define CHIP_NUM_58808 0xd808
1711
1712 u8 chip_rev;
1713
1714 #define CHIP_NUM_58818 0xd818
1715
1716 #define BNXT_CHIP_NUM_5730X(chip_num) \
1717 ((chip_num) >= CHIP_NUM_57301 && \
1718 (chip_num) <= CHIP_NUM_57304)
1719
1720 #define BNXT_CHIP_NUM_5740X(chip_num) \
1721 (((chip_num) >= CHIP_NUM_57402 && \
1722 (chip_num) <= CHIP_NUM_57406) || \
1723 (chip_num) == CHIP_NUM_57407)
1724
1725 #define BNXT_CHIP_NUM_5731X(chip_num) \
1726 ((chip_num) == CHIP_NUM_57311 || \
1727 (chip_num) == CHIP_NUM_57312 || \
1728 (chip_num) == CHIP_NUM_57314 || \
1729 (chip_num) == CHIP_NUM_57317)
1730
1731 #define BNXT_CHIP_NUM_5741X(chip_num) \
1732 ((chip_num) >= CHIP_NUM_57412 && \
1733 (chip_num) <= CHIP_NUM_57414L)
1734
1735 #define BNXT_CHIP_NUM_58700(chip_num) \
1736 ((chip_num) == CHIP_NUM_58700)
1737
1738 #define BNXT_CHIP_NUM_5745X(chip_num) \
1739 ((chip_num) == CHIP_NUM_5745X || \
1740 (chip_num) == CHIP_NUM_57452 || \
1741 (chip_num) == CHIP_NUM_57454)
1742
1743
1744 #define BNXT_CHIP_NUM_57X0X(chip_num) \
1745 (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1746
1747 #define BNXT_CHIP_NUM_57X1X(chip_num) \
1748 (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1749
1750 #define BNXT_CHIP_NUM_588XX(chip_num) \
1751 ((chip_num) == CHIP_NUM_58802 || \
1752 (chip_num) == CHIP_NUM_58804 || \
1753 (chip_num) == CHIP_NUM_58808)
1754
1755 #define BNXT_VPD_FLD_LEN 32
1756 char board_partno[BNXT_VPD_FLD_LEN];
1757 char board_serialno[BNXT_VPD_FLD_LEN];
1758
1759 struct net_device *dev;
1760 struct pci_dev *pdev;
1761
1762 atomic_t intr_sem;
1763
1764 u32 flags;
1765 #define BNXT_FLAG_CHIP_P5 0x1
1766 #define BNXT_FLAG_VF 0x2
1767 #define BNXT_FLAG_LRO 0x4
1768 #ifdef CONFIG_INET
1769 #define BNXT_FLAG_GRO 0x8
1770 #else
1771 /* Cannot support hardware GRO if CONFIG_INET is not set */
1772 #define BNXT_FLAG_GRO 0x0
1773 #endif
1774 #define BNXT_FLAG_TPA (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1775 #define BNXT_FLAG_JUMBO 0x10
1776 #define BNXT_FLAG_STRIP_VLAN 0x20
1777 #define BNXT_FLAG_AGG_RINGS (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1778 BNXT_FLAG_LRO)
1779 #define BNXT_FLAG_USING_MSIX 0x40
1780 #define BNXT_FLAG_MSIX_CAP 0x80
1781 #define BNXT_FLAG_RFS 0x100
1782 #define BNXT_FLAG_SHARED_RINGS 0x200
1783 #define BNXT_FLAG_PORT_STATS 0x400
1784 #define BNXT_FLAG_UDP_RSS_CAP 0x800
1785 #define BNXT_FLAG_NEW_RSS_CAP 0x2000
1786 #define BNXT_FLAG_WOL_CAP 0x4000
1787 #define BNXT_FLAG_ROCEV1_CAP 0x8000
1788 #define BNXT_FLAG_ROCEV2_CAP 0x10000
1789 #define BNXT_FLAG_ROCE_CAP (BNXT_FLAG_ROCEV1_CAP | \
1790 BNXT_FLAG_ROCEV2_CAP)
1791 #define BNXT_FLAG_NO_AGG_RINGS 0x20000
1792 #define BNXT_FLAG_RX_PAGE_MODE 0x40000
1793 #define BNXT_FLAG_CHIP_SR2 0x80000
1794 #define BNXT_FLAG_MULTI_HOST 0x100000
1795 #define BNXT_FLAG_DSN_VALID 0x200000
1796 #define BNXT_FLAG_DOUBLE_DB 0x400000
1797 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
1798 #define BNXT_FLAG_DIM 0x2000000
1799 #define BNXT_FLAG_ROCE_MIRROR_CAP 0x4000000
1800 #define BNXT_FLAG_PORT_STATS_EXT 0x10000000
1801
1802 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \
1803 BNXT_FLAG_RFS | \
1804 BNXT_FLAG_STRIP_VLAN)
1805
1806 #define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF))
1807 #define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF)
1808 #define BNXT_NPAR(bp) ((bp)->port_partition_type)
1809 #define BNXT_MH(bp) ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1810 #define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1811 #define BNXT_SH_PORT_CFG_OK(bp) (BNXT_PF(bp) && \
1812 ((bp)->phy_flags & BNXT_PHY_FL_SHARED_PORT_CFG))
1813 #define BNXT_PHY_CFG_ABLE(bp) ((BNXT_SINGLE_PF(bp) || \
1814 BNXT_SH_PORT_CFG_OK(bp)) && \
1815 (bp)->link_info.phy_state == BNXT_PHY_STATE_ENABLED)
1816 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1817 #define BNXT_RX_PAGE_MODE(bp) ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1818 #define BNXT_SUPPORTS_TPA(bp) (!BNXT_CHIP_TYPE_NITRO_A0(bp) && \
1819 (!((bp)->flags & BNXT_FLAG_CHIP_P5) || \
1820 (bp)->max_tpa_v2) && !is_kdump_kernel())
1821 #define BNXT_RX_JUMBO_MODE(bp) ((bp)->flags & BNXT_FLAG_JUMBO)
1822
1823 #define BNXT_CHIP_SR2(bp) \
1824 ((bp)->chip_num == CHIP_NUM_58818)
1825
1826 #define BNXT_CHIP_P5_THOR(bp) \
1827 ((bp)->chip_num == CHIP_NUM_57508 || \
1828 (bp)->chip_num == CHIP_NUM_57504 || \
1829 (bp)->chip_num == CHIP_NUM_57502)
1830
1831 /* Chip class phase 5 */
1832 #define BNXT_CHIP_P5(bp) \
1833 (BNXT_CHIP_P5_THOR(bp) || BNXT_CHIP_SR2(bp))
1834
1835 /* Chip class phase 4.x */
1836 #define BNXT_CHIP_P4(bp) \
1837 (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1838 BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
1839 BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
1840 (BNXT_CHIP_NUM_58700((bp)->chip_num) && \
1841 !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1842
1843 #define BNXT_CHIP_P4_PLUS(bp) \
1844 (BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp))
1845
1846 struct bnxt_en_dev *edev;
1847
1848 struct bnxt_napi **bnapi;
1849
1850 struct bnxt_rx_ring_info *rx_ring;
1851 struct bnxt_tx_ring_info *tx_ring;
1852 u16 *tx_ring_map;
1853
1854 struct sk_buff * (*gro_func)(struct bnxt_tpa_info *, int, int,
1855 struct sk_buff *);
1856
1857 struct sk_buff * (*rx_skb_func)(struct bnxt *,
1858 struct bnxt_rx_ring_info *,
1859 u16, void *, u8 *, dma_addr_t,
1860 unsigned int);
1861
1862 u16 max_tpa_v2;
1863 u16 max_tpa;
1864 u32 rx_buf_size;
1865 u32 rx_buf_use_size; /* useable size */
1866 u16 rx_offset;
1867 u16 rx_dma_offset;
1868 enum dma_data_direction rx_dir;
1869 u32 rx_ring_size;
1870 u32 rx_agg_ring_size;
1871 u32 rx_copy_thresh;
1872 u32 rx_ring_mask;
1873 u32 rx_agg_ring_mask;
1874 int rx_nr_pages;
1875 int rx_agg_nr_pages;
1876 int rx_nr_rings;
1877 int rsscos_nr_ctxs;
1878
1879 u32 tx_ring_size;
1880 u32 tx_ring_mask;
1881 int tx_nr_pages;
1882 int tx_nr_rings;
1883 int tx_nr_rings_per_tc;
1884 int tx_nr_rings_xdp;
1885
1886 int tx_wake_thresh;
1887 int tx_push_thresh;
1888 int tx_push_size;
1889
1890 u32 cp_ring_size;
1891 u32 cp_ring_mask;
1892 u32 cp_bit;
1893 int cp_nr_pages;
1894 int cp_nr_rings;
1895
1896 /* grp_info indexed by completion ring index */
1897 struct bnxt_ring_grp_info *grp_info;
1898 struct bnxt_vnic_info *vnic_info;
1899 int nr_vnics;
1900 u16 *rss_indir_tbl;
1901 u16 rss_indir_tbl_entries;
1902 u32 rss_hash_cfg;
1903
1904 u16 max_mtu;
1905 u8 max_tc;
1906 u8 max_lltc; /* lossless TCs */
1907 struct bnxt_queue_info q_info[BNXT_MAX_QUEUE];
1908 u8 tc_to_qidx[BNXT_MAX_QUEUE];
1909 u8 q_ids[BNXT_MAX_QUEUE];
1910 u8 max_q;
1911
1912 unsigned int current_interval;
1913 #define BNXT_TIMER_INTERVAL HZ
1914
1915 struct timer_list timer;
1916
1917 unsigned long state;
1918 #define BNXT_STATE_OPEN 0
1919 #define BNXT_STATE_IN_SP_TASK 1
1920 #define BNXT_STATE_READ_STATS 2
1921 #define BNXT_STATE_FW_RESET_DET 3
1922 #define BNXT_STATE_IN_FW_RESET 4
1923 #define BNXT_STATE_ABORT_ERR 5
1924 #define BNXT_STATE_FW_FATAL_COND 6
1925 #define BNXT_STATE_DRV_REGISTERED 7
1926 #define BNXT_STATE_PCI_CHANNEL_IO_FROZEN 8
1927 #define BNXT_STATE_NAPI_DISABLED 9
1928 #define BNXT_STATE_L2_FILTER_RETRY 10
1929 #define BNXT_STATE_FW_ACTIVATE 11
1930 #define BNXT_STATE_RECOVER 12
1931 #define BNXT_STATE_FW_NON_FATAL_COND 13
1932 #define BNXT_STATE_FW_ACTIVATE_RESET 14
1933 #define BNXT_STATE_HALF_OPEN 15 /* For offline ethtool tests */
1934
1935 #define BNXT_NO_FW_ACCESS(bp) \
1936 (test_bit(BNXT_STATE_FW_FATAL_COND, &(bp)->state) || \
1937 pci_channel_offline((bp)->pdev))
1938
1939 struct bnxt_irq *irq_tbl;
1940 int total_irqs;
1941 u8 mac_addr[ETH_ALEN];
1942
1943 #ifdef CONFIG_BNXT_DCB
1944 struct ieee_pfc *ieee_pfc;
1945 struct ieee_ets *ieee_ets;
1946 u8 dcbx_cap;
1947 u8 default_pri;
1948 u8 max_dscp_value;
1949 #endif /* CONFIG_BNXT_DCB */
1950
1951 u32 msg_enable;
1952
1953 u32 fw_cap;
1954 #define BNXT_FW_CAP_SHORT_CMD 0x00000001
1955 #define BNXT_FW_CAP_LLDP_AGENT 0x00000002
1956 #define BNXT_FW_CAP_DCBX_AGENT 0x00000004
1957 #define BNXT_FW_CAP_NEW_RM 0x00000008
1958 #define BNXT_FW_CAP_IF_CHANGE 0x00000010
1959 #define BNXT_FW_CAP_KONG_MB_CHNL 0x00000080
1960 #define BNXT_FW_CAP_OVS_64BIT_HANDLE 0x00000400
1961 #define BNXT_FW_CAP_TRUSTED_VF 0x00000800
1962 #define BNXT_FW_CAP_ERROR_RECOVERY 0x00002000
1963 #define BNXT_FW_CAP_PKG_VER 0x00004000
1964 #define BNXT_FW_CAP_CFA_ADV_FLOW 0x00008000
1965 #define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2 0x00010000
1966 #define BNXT_FW_CAP_PCIE_STATS_SUPPORTED 0x00020000
1967 #define BNXT_FW_CAP_EXT_STATS_SUPPORTED 0x00040000
1968 #define BNXT_FW_CAP_ERR_RECOVER_RELOAD 0x00100000
1969 #define BNXT_FW_CAP_HOT_RESET 0x00200000
1970 #define BNXT_FW_CAP_PTP_RTC 0x00400000
1971 #define BNXT_FW_CAP_RX_ALL_PKT_TS 0x00800000
1972 #define BNXT_FW_CAP_VLAN_RX_STRIP 0x01000000
1973 #define BNXT_FW_CAP_VLAN_TX_INSERT 0x02000000
1974 #define BNXT_FW_CAP_EXT_HW_STATS_SUPPORTED 0x04000000
1975 #define BNXT_FW_CAP_LIVEPATCH 0x08000000
1976 #define BNXT_FW_CAP_PTP_PPS 0x10000000
1977 #define BNXT_FW_CAP_HOT_RESET_IF 0x20000000
1978 #define BNXT_FW_CAP_RING_MONITOR 0x40000000
1979 #define BNXT_FW_CAP_DBG_QCAPS 0x80000000
1980
1981 u32 fw_dbg_cap;
1982
1983 #define BNXT_NEW_RM(bp) ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
1984 u32 hwrm_spec_code;
1985 u16 hwrm_cmd_seq;
1986 u16 hwrm_cmd_kong_seq;
1987 struct dma_pool *hwrm_dma_pool;
1988 struct hlist_head hwrm_pending_list;
1989
1990 struct rtnl_link_stats64 net_stats_prev;
1991 struct bnxt_stats_mem port_stats;
1992 struct bnxt_stats_mem rx_port_stats_ext;
1993 struct bnxt_stats_mem tx_port_stats_ext;
1994 u16 fw_rx_stats_ext_size;
1995 u16 fw_tx_stats_ext_size;
1996 u16 hw_ring_stats_size;
1997 u8 pri2cos_idx[8];
1998 u8 pri2cos_valid;
1999
2000 u16 hwrm_max_req_len;
2001 u16 hwrm_max_ext_req_len;
2002 unsigned int hwrm_cmd_timeout;
2003 unsigned int hwrm_cmd_max_timeout;
2004 struct mutex hwrm_cmd_lock; /* serialize hwrm messages */
2005 struct hwrm_ver_get_output ver_resp;
2006 #define FW_VER_STR_LEN 32
2007 #define BC_HWRM_STR_LEN 21
2008 #define PHY_VER_STR_LEN (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
2009 char fw_ver_str[FW_VER_STR_LEN];
2010 char hwrm_ver_supp[FW_VER_STR_LEN];
2011 char nvm_cfg_ver[FW_VER_STR_LEN];
2012 u64 fw_ver_code;
2013 #define BNXT_FW_VER_CODE(maj, min, bld, rsv) \
2014 ((u64)(maj) << 48 | (u64)(min) << 32 | (u64)(bld) << 16 | (rsv))
2015 #define BNXT_FW_MAJ(bp) ((bp)->fw_ver_code >> 48)
2016
2017 u16 vxlan_fw_dst_port_id;
2018 u16 nge_fw_dst_port_id;
2019 __be16 vxlan_port;
2020 __be16 nge_port;
2021 u8 port_partition_type;
2022 u8 port_count;
2023 u16 br_mode;
2024
2025 struct bnxt_coal_cap coal_cap;
2026 struct bnxt_coal rx_coal;
2027 struct bnxt_coal tx_coal;
2028
2029 u32 stats_coal_ticks;
2030 #define BNXT_DEF_STATS_COAL_TICKS 1000000
2031 #define BNXT_MIN_STATS_COAL_TICKS 250000
2032 #define BNXT_MAX_STATS_COAL_TICKS 1000000
2033
2034 struct work_struct sp_task;
2035 unsigned long sp_event;
2036 #define BNXT_RX_MASK_SP_EVENT 0
2037 #define BNXT_RX_NTP_FLTR_SP_EVENT 1
2038 #define BNXT_LINK_CHNG_SP_EVENT 2
2039 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
2040 #define BNXT_RESET_TASK_SP_EVENT 6
2041 #define BNXT_RST_RING_SP_EVENT 7
2042 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8
2043 #define BNXT_PERIODIC_STATS_SP_EVENT 9
2044 #define BNXT_HWRM_PORT_MODULE_SP_EVENT 10
2045 #define BNXT_RESET_TASK_SILENT_SP_EVENT 11
2046 #define BNXT_LINK_SPEED_CHNG_SP_EVENT 14
2047 #define BNXT_FLOW_STATS_SP_EVENT 15
2048 #define BNXT_UPDATE_PHY_SP_EVENT 16
2049 #define BNXT_RING_COAL_NOW_SP_EVENT 17
2050 #define BNXT_FW_RESET_NOTIFY_SP_EVENT 18
2051 #define BNXT_FW_EXCEPTION_SP_EVENT 19
2052 #define BNXT_LINK_CFG_CHANGE_SP_EVENT 21
2053 #define BNXT_FW_ECHO_REQUEST_SP_EVENT 23
2054
2055 struct delayed_work fw_reset_task;
2056 int fw_reset_state;
2057 #define BNXT_FW_RESET_STATE_POLL_VF 1
2058 #define BNXT_FW_RESET_STATE_RESET_FW 2
2059 #define BNXT_FW_RESET_STATE_ENABLE_DEV 3
2060 #define BNXT_FW_RESET_STATE_POLL_FW 4
2061 #define BNXT_FW_RESET_STATE_OPENING 5
2062 #define BNXT_FW_RESET_STATE_POLL_FW_DOWN 6
2063
2064 u16 fw_reset_min_dsecs;
2065 #define BNXT_DFLT_FW_RST_MIN_DSECS 20
2066 u16 fw_reset_max_dsecs;
2067 #define BNXT_DFLT_FW_RST_MAX_DSECS 60
2068 unsigned long fw_reset_timestamp;
2069
2070 struct bnxt_fw_health *fw_health;
2071
2072 struct bnxt_hw_resc hw_resc;
2073 struct bnxt_pf_info pf;
2074 struct bnxt_ctx_mem_info *ctx;
2075 #ifdef CONFIG_BNXT_SRIOV
2076 int nr_vfs;
2077 struct bnxt_vf_info vf;
2078 wait_queue_head_t sriov_cfg_wait;
2079 bool sriov_cfg;
2080 #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
2081 #endif
2082
2083 #if BITS_PER_LONG == 32
2084 /* ensure atomic 64-bit doorbell writes on 32-bit systems. */
2085 spinlock_t db_lock;
2086 #endif
2087 int db_size;
2088
2089 #define BNXT_NTP_FLTR_MAX_FLTR 4096
2090 #define BNXT_NTP_FLTR_HASH_SIZE 512
2091 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
2092 struct hlist_head ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
2093 spinlock_t ntp_fltr_lock; /* for hash table add, del */
2094
2095 unsigned long *ntp_fltr_bmap;
2096 int ntp_fltr_count;
2097
2098 /* To protect link related settings during link changes and
2099 * ethtool settings changes.
2100 */
2101 struct mutex link_lock;
2102 struct bnxt_link_info link_info;
2103 struct ethtool_eee eee;
2104 u32 lpi_tmr_lo;
2105 u32 lpi_tmr_hi;
2106
2107 /* copied from flags and flags2 in hwrm_port_phy_qcaps_output */
2108 u32 phy_flags;
2109 #define BNXT_PHY_FL_EEE_CAP PORT_PHY_QCAPS_RESP_FLAGS_EEE_SUPPORTED
2110 #define BNXT_PHY_FL_EXT_LPBK PORT_PHY_QCAPS_RESP_FLAGS_EXTERNAL_LPBK_SUPPORTED
2111 #define BNXT_PHY_FL_AN_PHY_LPBK PORT_PHY_QCAPS_RESP_FLAGS_AUTONEG_LPBK_SUPPORTED
2112 #define BNXT_PHY_FL_SHARED_PORT_CFG PORT_PHY_QCAPS_RESP_FLAGS_SHARED_PHY_CFG_SUPPORTED
2113 #define BNXT_PHY_FL_PORT_STATS_NO_RESET PORT_PHY_QCAPS_RESP_FLAGS_CUMULATIVE_COUNTERS_ON_RESET
2114 #define BNXT_PHY_FL_NO_PHY_LPBK PORT_PHY_QCAPS_RESP_FLAGS_LOCAL_LPBK_NOT_SUPPORTED
2115 #define BNXT_PHY_FL_FW_MANAGED_LKDN PORT_PHY_QCAPS_RESP_FLAGS_FW_MANAGED_LINK_DOWN
2116 #define BNXT_PHY_FL_NO_FCS PORT_PHY_QCAPS_RESP_FLAGS_NO_FCS
2117 #define BNXT_PHY_FL_NO_PAUSE (PORT_PHY_QCAPS_RESP_FLAGS2_PAUSE_UNSUPPORTED << 8)
2118 #define BNXT_PHY_FL_NO_PFC (PORT_PHY_QCAPS_RESP_FLAGS2_PFC_UNSUPPORTED << 8)
2119
2120 u8 num_tests;
2121 struct bnxt_test_info *test_info;
2122
2123 u8 wol_filter_id;
2124 u8 wol;
2125
2126 u8 num_leds;
2127 struct bnxt_led_info leds[BNXT_MAX_LED];
2128 u16 dump_flag;
2129 #define BNXT_DUMP_LIVE 0
2130 #define BNXT_DUMP_CRASH 1
2131
2132 struct bpf_prog *xdp_prog;
2133 u8 xdp_has_frags;
2134
2135 struct bnxt_ptp_cfg *ptp_cfg;
2136 u8 ptp_all_rx_tstamp;
2137
2138 /* devlink interface and vf-rep structs */
2139 struct devlink *dl;
2140 struct devlink_port dl_port;
2141 enum devlink_eswitch_mode eswitch_mode;
2142 struct bnxt_vf_rep **vf_reps; /* array of vf-rep ptrs */
2143 u16 *cfa_code_map; /* cfa_code -> vf_idx map */
2144 u8 dsn[8];
2145 struct bnxt_tc_info *tc_info;
2146 struct list_head tc_indr_block_list;
2147 struct dentry *debugfs_pdev;
2148 struct device *hwmon_dev;
2149 enum board_idx board_idx;
2150 };
2151
2152 #define BNXT_NUM_RX_RING_STATS 8
2153 #define BNXT_NUM_TX_RING_STATS 8
2154 #define BNXT_NUM_TPA_RING_STATS 4
2155 #define BNXT_NUM_TPA_RING_STATS_P5 5
2156 #define BNXT_NUM_TPA_RING_STATS_P5_SR2 6
2157
2158 #define BNXT_RING_STATS_SIZE_P5 \
2159 ((BNXT_NUM_RX_RING_STATS + BNXT_NUM_TX_RING_STATS + \
2160 BNXT_NUM_TPA_RING_STATS_P5) * 8)
2161
2162 #define BNXT_RING_STATS_SIZE_P5_SR2 \
2163 ((BNXT_NUM_RX_RING_STATS + BNXT_NUM_TX_RING_STATS + \
2164 BNXT_NUM_TPA_RING_STATS_P5_SR2) * 8)
2165
2166 #define BNXT_GET_RING_STATS64(sw, counter) \
2167 (*((sw) + offsetof(struct ctx_hw_stats, counter) / 8))
2168
2169 #define BNXT_GET_RX_PORT_STATS64(sw, counter) \
2170 (*((sw) + offsetof(struct rx_port_stats, counter) / 8))
2171
2172 #define BNXT_GET_TX_PORT_STATS64(sw, counter) \
2173 (*((sw) + offsetof(struct tx_port_stats, counter) / 8))
2174
2175 #define BNXT_PORT_STATS_SIZE \
2176 (sizeof(struct rx_port_stats) + sizeof(struct tx_port_stats) + 1024)
2177
2178 #define BNXT_TX_PORT_STATS_BYTE_OFFSET \
2179 (sizeof(struct rx_port_stats) + 512)
2180
2181 #define BNXT_RX_STATS_OFFSET(counter) \
2182 (offsetof(struct rx_port_stats, counter) / 8)
2183
2184 #define BNXT_TX_STATS_OFFSET(counter) \
2185 ((offsetof(struct tx_port_stats, counter) + \
2186 BNXT_TX_PORT_STATS_BYTE_OFFSET) / 8)
2187
2188 #define BNXT_RX_STATS_EXT_OFFSET(counter) \
2189 (offsetof(struct rx_port_stats_ext, counter) / 8)
2190
2191 #define BNXT_RX_STATS_EXT_NUM_LEGACY \
2192 BNXT_RX_STATS_EXT_OFFSET(rx_fec_corrected_blocks)
2193
2194 #define BNXT_TX_STATS_EXT_OFFSET(counter) \
2195 (offsetof(struct tx_port_stats_ext, counter) / 8)
2196
2197 #define BNXT_HW_FEATURE_VLAN_ALL_RX \
2198 (NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX)
2199 #define BNXT_HW_FEATURE_VLAN_ALL_TX \
2200 (NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX)
2201
2202 #define I2C_DEV_ADDR_A0 0xa0
2203 #define I2C_DEV_ADDR_A2 0xa2
2204 #define SFF_DIAG_SUPPORT_OFFSET 0x5c
2205 #define SFF_MODULE_ID_SFP 0x3
2206 #define SFF_MODULE_ID_QSFP 0xc
2207 #define SFF_MODULE_ID_QSFP_PLUS 0xd
2208 #define SFF_MODULE_ID_QSFP28 0x11
2209 #define BNXT_MAX_PHY_I2C_RESP_SIZE 64
2210
bnxt_tx_avail(struct bnxt * bp,struct bnxt_tx_ring_info * txr)2211 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
2212 {
2213 /* Tell compiler to fetch tx indices from memory. */
2214 barrier();
2215
2216 return bp->tx_ring_size -
2217 ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
2218 }
2219
bnxt_writeq(struct bnxt * bp,u64 val,volatile void __iomem * addr)2220 static inline void bnxt_writeq(struct bnxt *bp, u64 val,
2221 volatile void __iomem *addr)
2222 {
2223 #if BITS_PER_LONG == 32
2224 spin_lock(&bp->db_lock);
2225 lo_hi_writeq(val, addr);
2226 spin_unlock(&bp->db_lock);
2227 #else
2228 writeq(val, addr);
2229 #endif
2230 }
2231
bnxt_writeq_relaxed(struct bnxt * bp,u64 val,volatile void __iomem * addr)2232 static inline void bnxt_writeq_relaxed(struct bnxt *bp, u64 val,
2233 volatile void __iomem *addr)
2234 {
2235 #if BITS_PER_LONG == 32
2236 spin_lock(&bp->db_lock);
2237 lo_hi_writeq_relaxed(val, addr);
2238 spin_unlock(&bp->db_lock);
2239 #else
2240 writeq_relaxed(val, addr);
2241 #endif
2242 }
2243
2244 /* For TX and RX ring doorbells with no ordering guarantee*/
bnxt_db_write_relaxed(struct bnxt * bp,struct bnxt_db_info * db,u32 idx)2245 static inline void bnxt_db_write_relaxed(struct bnxt *bp,
2246 struct bnxt_db_info *db, u32 idx)
2247 {
2248 if (bp->flags & BNXT_FLAG_CHIP_P5) {
2249 bnxt_writeq_relaxed(bp, db->db_key64 | idx, db->doorbell);
2250 } else {
2251 u32 db_val = db->db_key32 | idx;
2252
2253 writel_relaxed(db_val, db->doorbell);
2254 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
2255 writel_relaxed(db_val, db->doorbell);
2256 }
2257 }
2258
2259 /* For TX and RX ring doorbells */
bnxt_db_write(struct bnxt * bp,struct bnxt_db_info * db,u32 idx)2260 static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db,
2261 u32 idx)
2262 {
2263 if (bp->flags & BNXT_FLAG_CHIP_P5) {
2264 bnxt_writeq(bp, db->db_key64 | idx, db->doorbell);
2265 } else {
2266 u32 db_val = db->db_key32 | idx;
2267
2268 writel(db_val, db->doorbell);
2269 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
2270 writel(db_val, db->doorbell);
2271 }
2272 }
2273
2274 /* Must hold rtnl_lock */
bnxt_sriov_cfg(struct bnxt * bp)2275 static inline bool bnxt_sriov_cfg(struct bnxt *bp)
2276 {
2277 #if defined(CONFIG_BNXT_SRIOV)
2278 return BNXT_PF(bp) && (bp->pf.active_vfs || bp->sriov_cfg);
2279 #else
2280 return false;
2281 #endif
2282 }
2283
2284 extern const u16 bnxt_lhint_arr[];
2285
2286 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
2287 u16 prod, gfp_t gfp);
2288 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
2289 u32 bnxt_fw_health_readl(struct bnxt *bp, int reg_idx);
2290 void bnxt_set_tpa_flags(struct bnxt *bp);
2291 void bnxt_set_ring_params(struct bnxt *);
2292 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
2293 int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap,
2294 int bmap_size, bool async_only);
2295 int bnxt_hwrm_func_drv_unrgtr(struct bnxt *bp);
2296 int bnxt_get_nr_rss_ctxs(struct bnxt *bp, int rx_rings);
2297 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
2298 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
2299 int bnxt_nq_rings_in_use(struct bnxt *bp);
2300 int bnxt_hwrm_set_coal(struct bnxt *);
2301 void bnxt_free_ctx_mem(struct bnxt *bp);
2302 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
2303 unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp);
2304 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
2305 unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp);
2306 int bnxt_get_avail_msix(struct bnxt *bp, int num);
2307 int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init);
2308 void bnxt_tx_disable(struct bnxt *bp);
2309 void bnxt_tx_enable(struct bnxt *bp);
2310 void bnxt_report_link(struct bnxt *bp);
2311 int bnxt_update_link(struct bnxt *bp, bool chng_link_state);
2312 int bnxt_hwrm_set_pause(struct bnxt *);
2313 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
2314 int bnxt_cancel_reservations(struct bnxt *bp, bool fw_reset);
2315 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
2316 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
2317 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
2318 int bnxt_hwrm_func_qcaps(struct bnxt *bp);
2319 int bnxt_hwrm_fw_set_time(struct bnxt *);
2320 int bnxt_open_nic(struct bnxt *, bool, bool);
2321 int bnxt_half_open_nic(struct bnxt *bp);
2322 void bnxt_half_close_nic(struct bnxt *bp);
2323 void bnxt_reenable_sriov(struct bnxt *bp);
2324 int bnxt_close_nic(struct bnxt *, bool, bool);
2325 int bnxt_dbg_hwrm_rd_reg(struct bnxt *bp, u32 reg_off, u16 num_words,
2326 u32 *reg_buf);
2327 void bnxt_fw_exception(struct bnxt *bp);
2328 void bnxt_fw_reset(struct bnxt *bp);
2329 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
2330 int tx_xdp);
2331 int bnxt_fw_init_one(struct bnxt *bp);
2332 bool bnxt_hwrm_reset_permitted(struct bnxt *bp);
2333 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
2334 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
2335 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
2336 int bnxt_get_port_parent_id(struct net_device *dev,
2337 struct netdev_phys_item_id *ppid);
2338 void bnxt_dim_work(struct work_struct *work);
2339 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
2340 void bnxt_print_device_info(struct bnxt *bp);
2341 #endif
2342