blob: a451796deefe50890c198aba294134e8c6453b62 [file] [log] [blame]
Michael Chanc0c050c2015-10-22 16:01:17 -04001/* Broadcom NetXtreme-C/E network driver.
2 *
Michael Chan11f15ed2016-04-05 14:08:55 -04003 * Copyright (c) 2014-2016 Broadcom Corporation
Michael Chan894aa692018-01-17 03:21:03 -05004 * Copyright (c) 2016-2018 Broadcom Limited
Michael Chanc0c050c2015-10-22 16:01:17 -04005 *
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"
Michael Chan31d357c2018-10-14 07:02:37 -040015#define DRV_MODULE_VERSION "1.10.0"
Michael Chanc0c050c2015-10-22 16:01:17 -040016
Michael Chanc1935542015-12-27 18:19:28 -050017#define DRV_VER_MAJ 1
Michael Chan31d357c2018-10-14 07:02:37 -040018#define DRV_VER_MIN 10
19#define DRV_VER_UPD 0
Michael Chanc0c050c2015-10-22 16:01:17 -040020
Florian Westphal282ccf62017-03-29 17:17:31 +020021#include <linux/interrupt.h>
Sathya Perla2ae74082017-08-28 13:40:33 -040022#include <linux/rhashtable.h>
Sathya Perla4ab0c6a2017-07-24 12:34:27 -040023#include <net/devlink.h>
Sathya Perlaee5c7fb2017-07-24 12:34:28 -040024#include <net/dst_metadata.h>
Sathya Perlac124a622017-07-24 12:34:29 -040025#include <net/switchdev.h>
Jesper Dangaard Brouer96a86042018-01-03 11:25:44 +010026#include <net/xdp.h>
Andy Gospodarek6a8788f2018-01-09 16:06:20 -050027#include <linux/net_dim.h>
Florian Westphal282ccf62017-03-29 17:17:31 +020028
Michael Chanc0c050c2015-10-22 16:01:17 -040029struct tx_bd {
30 __le32 tx_bd_len_flags_type;
31 #define TX_BD_TYPE (0x3f << 0)
32 #define TX_BD_TYPE_SHORT_TX_BD (0x00 << 0)
33 #define TX_BD_TYPE_LONG_TX_BD (0x10 << 0)
34 #define TX_BD_FLAGS_PACKET_END (1 << 6)
35 #define TX_BD_FLAGS_NO_CMPL (1 << 7)
36 #define TX_BD_FLAGS_BD_CNT (0x1f << 8)
37 #define TX_BD_FLAGS_BD_CNT_SHIFT 8
38 #define TX_BD_FLAGS_LHINT (3 << 13)
39 #define TX_BD_FLAGS_LHINT_SHIFT 13
40 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER (0 << 13)
41 #define TX_BD_FLAGS_LHINT_512_TO_1023 (1 << 13)
42 #define TX_BD_FLAGS_LHINT_1024_TO_2047 (2 << 13)
43 #define TX_BD_FLAGS_LHINT_2048_AND_LARGER (3 << 13)
44 #define TX_BD_FLAGS_COAL_NOW (1 << 15)
45 #define TX_BD_LEN (0xffff << 16)
46 #define TX_BD_LEN_SHIFT 16
47
48 u32 tx_bd_opaque;
49 __le64 tx_bd_haddr;
50} __packed;
51
52struct tx_bd_ext {
53 __le32 tx_bd_hsize_lflags;
54 #define TX_BD_FLAGS_TCP_UDP_CHKSUM (1 << 0)
55 #define TX_BD_FLAGS_IP_CKSUM (1 << 1)
56 #define TX_BD_FLAGS_NO_CRC (1 << 2)
57 #define TX_BD_FLAGS_STAMP (1 << 3)
58 #define TX_BD_FLAGS_T_IP_CHKSUM (1 << 4)
59 #define TX_BD_FLAGS_LSO (1 << 5)
60 #define TX_BD_FLAGS_IPID_FMT (1 << 6)
61 #define TX_BD_FLAGS_T_IPID (1 << 7)
62 #define TX_BD_HSIZE (0xff << 16)
63 #define TX_BD_HSIZE_SHIFT 16
64
65 __le32 tx_bd_mss;
66 __le32 tx_bd_cfa_action;
67 #define TX_BD_CFA_ACTION (0xffff << 16)
68 #define TX_BD_CFA_ACTION_SHIFT 16
69
70 __le32 tx_bd_cfa_meta;
71 #define TX_BD_CFA_META_MASK 0xfffffff
72 #define TX_BD_CFA_META_VID_MASK 0xfff
73 #define TX_BD_CFA_META_PRI_MASK (0xf << 12)
74 #define TX_BD_CFA_META_PRI_SHIFT 12
75 #define TX_BD_CFA_META_TPID_MASK (3 << 16)
76 #define TX_BD_CFA_META_TPID_SHIFT 16
77 #define TX_BD_CFA_META_KEY (0xf << 28)
78 #define TX_BD_CFA_META_KEY_SHIFT 28
79 #define TX_BD_CFA_META_KEY_VLAN (1 << 28)
80};
81
82struct rx_bd {
83 __le32 rx_bd_len_flags_type;
84 #define RX_BD_TYPE (0x3f << 0)
85 #define RX_BD_TYPE_RX_PACKET_BD 0x4
86 #define RX_BD_TYPE_RX_BUFFER_BD 0x5
87 #define RX_BD_TYPE_RX_AGG_BD 0x6
88 #define RX_BD_TYPE_16B_BD_SIZE (0 << 4)
89 #define RX_BD_TYPE_32B_BD_SIZE (1 << 4)
90 #define RX_BD_TYPE_48B_BD_SIZE (2 << 4)
91 #define RX_BD_TYPE_64B_BD_SIZE (3 << 4)
92 #define RX_BD_FLAGS_SOP (1 << 6)
93 #define RX_BD_FLAGS_EOP (1 << 7)
94 #define RX_BD_FLAGS_BUFFERS (3 << 8)
95 #define RX_BD_FLAGS_1_BUFFER_PACKET (0 << 8)
96 #define RX_BD_FLAGS_2_BUFFER_PACKET (1 << 8)
97 #define RX_BD_FLAGS_3_BUFFER_PACKET (2 << 8)
98 #define RX_BD_FLAGS_4_BUFFER_PACKET (3 << 8)
99 #define RX_BD_LEN (0xffff << 16)
100 #define RX_BD_LEN_SHIFT 16
101
102 u32 rx_bd_opaque;
103 __le64 rx_bd_haddr;
104};
105
106struct tx_cmp {
107 __le32 tx_cmp_flags_type;
108 #define CMP_TYPE (0x3f << 0)
109 #define CMP_TYPE_TX_L2_CMP 0
110 #define CMP_TYPE_RX_L2_CMP 17
111 #define CMP_TYPE_RX_AGG_CMP 18
112 #define CMP_TYPE_RX_L2_TPA_START_CMP 19
113 #define CMP_TYPE_RX_L2_TPA_END_CMP 21
114 #define CMP_TYPE_STATUS_CMP 32
115 #define CMP_TYPE_REMOTE_DRIVER_REQ 34
116 #define CMP_TYPE_REMOTE_DRIVER_RESP 36
117 #define CMP_TYPE_ERROR_STATUS 48
Michael Chan441cabb2016-09-19 03:58:02 -0400118 #define CMPL_BASE_TYPE_STAT_EJECT 0x1aUL
119 #define CMPL_BASE_TYPE_HWRM_DONE 0x20UL
120 #define CMPL_BASE_TYPE_HWRM_FWD_REQ 0x22UL
121 #define CMPL_BASE_TYPE_HWRM_FWD_RESP 0x24UL
122 #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT 0x2eUL
Michael Chanc0c050c2015-10-22 16:01:17 -0400123
124 #define TX_CMP_FLAGS_ERROR (1 << 6)
125 #define TX_CMP_FLAGS_PUSH (1 << 7)
126
127 u32 tx_cmp_opaque;
128 __le32 tx_cmp_errors_v;
129 #define TX_CMP_V (1 << 0)
130 #define TX_CMP_ERRORS_BUFFER_ERROR (7 << 1)
131 #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR 0
132 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT 2
133 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG 4
134 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS 5
135 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT (1 << 4)
136 #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN (1 << 5)
137 #define TX_CMP_ERRORS_DMA_ERROR (1 << 6)
138 #define TX_CMP_ERRORS_HINT_TOO_SHORT (1 << 7)
139
140 __le32 tx_cmp_unsed_3;
141};
142
143struct rx_cmp {
144 __le32 rx_cmp_len_flags_type;
145 #define RX_CMP_CMP_TYPE (0x3f << 0)
146 #define RX_CMP_FLAGS_ERROR (1 << 6)
147 #define RX_CMP_FLAGS_PLACEMENT (7 << 7)
148 #define RX_CMP_FLAGS_RSS_VALID (1 << 10)
149 #define RX_CMP_FLAGS_UNUSED (1 << 11)
150 #define RX_CMP_FLAGS_ITYPES_SHIFT 12
151 #define RX_CMP_FLAGS_ITYPE_UNKNOWN (0 << 12)
152 #define RX_CMP_FLAGS_ITYPE_IP (1 << 12)
153 #define RX_CMP_FLAGS_ITYPE_TCP (2 << 12)
154 #define RX_CMP_FLAGS_ITYPE_UDP (3 << 12)
155 #define RX_CMP_FLAGS_ITYPE_FCOE (4 << 12)
156 #define RX_CMP_FLAGS_ITYPE_ROCE (5 << 12)
157 #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS (8 << 12)
158 #define RX_CMP_FLAGS_ITYPE_PTP_W_TS (9 << 12)
159 #define RX_CMP_LEN (0xffff << 16)
160 #define RX_CMP_LEN_SHIFT 16
161
162 u32 rx_cmp_opaque;
163 __le32 rx_cmp_misc_v1;
164 #define RX_CMP_V1 (1 << 0)
165 #define RX_CMP_AGG_BUFS (0x1f << 1)
166 #define RX_CMP_AGG_BUFS_SHIFT 1
167 #define RX_CMP_RSS_HASH_TYPE (0x7f << 9)
168 #define RX_CMP_RSS_HASH_TYPE_SHIFT 9
169 #define RX_CMP_PAYLOAD_OFFSET (0xff << 16)
170 #define RX_CMP_PAYLOAD_OFFSET_SHIFT 16
171
172 __le32 rx_cmp_rss_hash;
173};
174
175#define RX_CMP_HASH_VALID(rxcmp) \
176 ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
177
Michael Chan614388c2015-11-05 16:25:48 -0500178#define RSS_PROFILE_ID_MASK 0x1f
179
Michael Chanc0c050c2015-10-22 16:01:17 -0400180#define RX_CMP_HASH_TYPE(rxcmp) \
Michael Chan614388c2015-11-05 16:25:48 -0500181 (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
182 RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
Michael Chanc0c050c2015-10-22 16:01:17 -0400183
184struct rx_cmp_ext {
185 __le32 rx_cmp_flags2;
186 #define RX_CMP_FLAGS2_IP_CS_CALC 0x1
187 #define RX_CMP_FLAGS2_L4_CS_CALC (0x1 << 1)
188 #define RX_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2)
189 #define RX_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3)
190 #define RX_CMP_FLAGS2_META_FORMAT_VLAN (0x1 << 4)
191 __le32 rx_cmp_meta_data;
Michael Chaned7bc6022018-03-09 23:46:06 -0500192 #define RX_CMP_FLAGS2_METADATA_TCI_MASK 0xffff
Michael Chanc0c050c2015-10-22 16:01:17 -0400193 #define RX_CMP_FLAGS2_METADATA_VID_MASK 0xfff
194 #define RX_CMP_FLAGS2_METADATA_TPID_MASK 0xffff0000
195 #define RX_CMP_FLAGS2_METADATA_TPID_SFT 16
196 __le32 rx_cmp_cfa_code_errors_v2;
197 #define RX_CMP_V (1 << 0)
198 #define RX_CMPL_ERRORS_MASK (0x7fff << 1)
199 #define RX_CMPL_ERRORS_SFT 1
200 #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK (0x7 << 1)
201 #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
202 #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT (0x1 << 1)
203 #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1)
204 #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
205 #define RX_CMPL_ERRORS_IP_CS_ERROR (0x1 << 4)
206 #define RX_CMPL_ERRORS_L4_CS_ERROR (0x1 << 5)
207 #define RX_CMPL_ERRORS_T_IP_CS_ERROR (0x1 << 6)
208 #define RX_CMPL_ERRORS_T_L4_CS_ERROR (0x1 << 7)
209 #define RX_CMPL_ERRORS_CRC_ERROR (0x1 << 8)
210 #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK (0x7 << 9)
211 #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR (0x0 << 9)
212 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION (0x1 << 9)
213 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN (0x2 << 9)
214 #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR (0x3 << 9)
215 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR (0x4 << 9)
216 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR (0x5 << 9)
217 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL (0x6 << 9)
218 #define RX_CMPL_ERRORS_PKT_ERROR_MASK (0xf << 12)
219 #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR (0x0 << 12)
220 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION (0x1 << 12)
221 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN (0x2 << 12)
222 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL (0x3 << 12)
223 #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR (0x4 << 12)
224 #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR (0x5 << 12)
225 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN (0x6 << 12)
226 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
227 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN (0x8 << 12)
228
229 #define RX_CMPL_CFA_CODE_MASK (0xffff << 16)
230 #define RX_CMPL_CFA_CODE_SFT 16
231
232 __le32 rx_cmp_unused3;
233};
234
235#define RX_CMP_L2_ERRORS \
236 cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
237
238#define RX_CMP_L4_CS_BITS \
239 (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
240
241#define RX_CMP_L4_CS_ERR_BITS \
242 (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
243
244#define RX_CMP_L4_CS_OK(rxcmp1) \
245 (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) && \
246 !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
247
248#define RX_CMP_ENCAP(rxcmp1) \
249 ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) & \
250 RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
251
Sathya Perlaee5c7fb2017-07-24 12:34:28 -0400252#define RX_CMP_CFA_CODE(rxcmpl1) \
253 ((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) & \
254 RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
255
Michael Chanc0c050c2015-10-22 16:01:17 -0400256struct rx_agg_cmp {
257 __le32 rx_agg_cmp_len_flags_type;
258 #define RX_AGG_CMP_TYPE (0x3f << 0)
259 #define RX_AGG_CMP_LEN (0xffff << 16)
260 #define RX_AGG_CMP_LEN_SHIFT 16
261 u32 rx_agg_cmp_opaque;
262 __le32 rx_agg_cmp_v;
263 #define RX_AGG_CMP_V (1 << 0)
264 __le32 rx_agg_cmp_unused;
265};
266
267struct rx_tpa_start_cmp {
268 __le32 rx_tpa_start_cmp_len_flags_type;
269 #define RX_TPA_START_CMP_TYPE (0x3f << 0)
270 #define RX_TPA_START_CMP_FLAGS (0x3ff << 6)
271 #define RX_TPA_START_CMP_FLAGS_SHIFT 6
272 #define RX_TPA_START_CMP_FLAGS_PLACEMENT (0x7 << 7)
273 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT 7
274 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
275 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
276 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
277 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
278 #define RX_TPA_START_CMP_FLAGS_RSS_VALID (0x1 << 10)
279 #define RX_TPA_START_CMP_FLAGS_ITYPES (0xf << 12)
280 #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT 12
281 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
282 #define RX_TPA_START_CMP_LEN (0xffff << 16)
283 #define RX_TPA_START_CMP_LEN_SHIFT 16
284
285 u32 rx_tpa_start_cmp_opaque;
286 __le32 rx_tpa_start_cmp_misc_v1;
287 #define RX_TPA_START_CMP_V1 (0x1 << 0)
288 #define RX_TPA_START_CMP_RSS_HASH_TYPE (0x7f << 9)
289 #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT 9
290 #define RX_TPA_START_CMP_AGG_ID (0x7f << 25)
291 #define RX_TPA_START_CMP_AGG_ID_SHIFT 25
292
293 __le32 rx_tpa_start_cmp_rss_hash;
294};
295
296#define TPA_START_HASH_VALID(rx_tpa_start) \
297 ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \
298 cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
299
300#define TPA_START_HASH_TYPE(rx_tpa_start) \
Michael Chan614388c2015-11-05 16:25:48 -0500301 (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
302 RX_TPA_START_CMP_RSS_HASH_TYPE) >> \
303 RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
Michael Chanc0c050c2015-10-22 16:01:17 -0400304
305#define TPA_START_AGG_ID(rx_tpa_start) \
306 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
307 RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
308
309struct rx_tpa_start_cmp_ext {
310 __le32 rx_tpa_start_cmp_flags2;
311 #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC (0x1 << 0)
312 #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC (0x1 << 1)
313 #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2)
314 #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3)
Michael Chan94758f82016-06-13 02:25:35 -0400315 #define RX_TPA_START_CMP_FLAGS2_IP_TYPE (0x1 << 8)
Michael Chanc0c050c2015-10-22 16:01:17 -0400316
317 __le32 rx_tpa_start_cmp_metadata;
318 __le32 rx_tpa_start_cmp_cfa_code_v2;
319 #define RX_TPA_START_CMP_V2 (0x1 << 0)
320 #define RX_TPA_START_CMP_CFA_CODE (0xffff << 16)
321 #define RX_TPA_START_CMPL_CFA_CODE_SHIFT 16
Michael Chan94758f82016-06-13 02:25:35 -0400322 __le32 rx_tpa_start_cmp_hdr_info;
Michael Chanc0c050c2015-10-22 16:01:17 -0400323};
324
Sathya Perlaee5c7fb2017-07-24 12:34:28 -0400325#define TPA_START_CFA_CODE(rx_tpa_start) \
326 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) & \
327 RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
328
Michael Chan50f011b2018-08-05 16:51:51 -0400329#define TPA_START_IS_IPV6(rx_tpa_start) \
330 (!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 & \
331 cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
332
Michael Chanc0c050c2015-10-22 16:01:17 -0400333struct rx_tpa_end_cmp {
334 __le32 rx_tpa_end_cmp_len_flags_type;
335 #define RX_TPA_END_CMP_TYPE (0x3f << 0)
336 #define RX_TPA_END_CMP_FLAGS (0x3ff << 6)
337 #define RX_TPA_END_CMP_FLAGS_SHIFT 6
338 #define RX_TPA_END_CMP_FLAGS_PLACEMENT (0x7 << 7)
339 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT 7
340 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
341 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
342 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
343 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
344 #define RX_TPA_END_CMP_FLAGS_RSS_VALID (0x1 << 10)
345 #define RX_TPA_END_CMP_FLAGS_ITYPES (0xf << 12)
346 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT 12
347 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
348 #define RX_TPA_END_CMP_LEN (0xffff << 16)
349 #define RX_TPA_END_CMP_LEN_SHIFT 16
350
351 u32 rx_tpa_end_cmp_opaque;
352 __le32 rx_tpa_end_cmp_misc_v1;
353 #define RX_TPA_END_CMP_V1 (0x1 << 0)
354 #define RX_TPA_END_CMP_AGG_BUFS (0x3f << 1)
355 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT 1
356 #define RX_TPA_END_CMP_TPA_SEGS (0xff << 8)
357 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT 8
358 #define RX_TPA_END_CMP_PAYLOAD_OFFSET (0xff << 16)
359 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT 16
360 #define RX_TPA_END_CMP_AGG_ID (0x7f << 25)
361 #define RX_TPA_END_CMP_AGG_ID_SHIFT 25
362
363 __le32 rx_tpa_end_cmp_tsdelta;
364 #define RX_TPA_END_GRO_TS (0x1 << 31)
365};
366
367#define TPA_END_AGG_ID(rx_tpa_end) \
368 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
369 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
370
371#define TPA_END_TPA_SEGS(rx_tpa_end) \
372 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
373 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
374
375#define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO \
376 cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO & \
377 RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
378
379#define TPA_END_GRO(rx_tpa_end) \
380 ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type & \
381 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
382
383#define TPA_END_GRO_TS(rx_tpa_end) \
Michael Chana58a3e62016-07-01 18:46:20 -0400384 (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta & \
385 cpu_to_le32(RX_TPA_END_GRO_TS)))
Michael Chanc0c050c2015-10-22 16:01:17 -0400386
387struct rx_tpa_end_cmp_ext {
388 __le32 rx_tpa_end_cmp_dup_acks;
389 #define RX_TPA_END_CMP_TPA_DUP_ACKS (0xf << 0)
390
391 __le32 rx_tpa_end_cmp_seg_len;
392 #define RX_TPA_END_CMP_TPA_SEG_LEN (0xffff << 0)
393
394 __le32 rx_tpa_end_cmp_errors_v2;
395 #define RX_TPA_END_CMP_V2 (0x1 << 0)
Michael Chan69c149e2017-06-23 14:01:00 -0400396 #define RX_TPA_END_CMP_ERRORS (0x3 << 1)
Michael Chanc0c050c2015-10-22 16:01:17 -0400397 #define RX_TPA_END_CMPL_ERRORS_SHIFT 1
398
399 u32 rx_tpa_end_cmp_start_opaque;
400};
401
Michael Chan69c149e2017-06-23 14:01:00 -0400402#define TPA_END_ERRORS(rx_tpa_end_ext) \
403 ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 & \
404 cpu_to_le32(RX_TPA_END_CMP_ERRORS))
405
Michael Chane38287b2018-10-14 07:02:45 -0400406struct nqe_cn {
407 __le16 type;
408 #define NQ_CN_TYPE_MASK 0x3fUL
409 #define NQ_CN_TYPE_SFT 0
410 #define NQ_CN_TYPE_CQ_NOTIFICATION 0x30UL
411 #define NQ_CN_TYPE_LAST NQ_CN_TYPE_CQ_NOTIFICATION
412 __le16 reserved16;
413 __le32 cq_handle_low;
414 __le32 v;
415 #define NQ_CN_V 0x1UL
416 __le32 cq_handle_high;
417};
418
Michael Chanc0c050c2015-10-22 16:01:17 -0400419#define DB_IDX_MASK 0xffffff
420#define DB_IDX_VALID (0x1 << 26)
421#define DB_IRQ_DIS (0x1 << 27)
422#define DB_KEY_TX (0x0 << 28)
423#define DB_KEY_RX (0x1 << 28)
424#define DB_KEY_CP (0x2 << 28)
425#define DB_KEY_ST (0x3 << 28)
426#define DB_KEY_TX_PUSH (0x4 << 28)
427#define DB_LONG_TX_PUSH (0x2 << 24)
428
Michael Chane4060d32016-12-07 00:26:19 -0500429#define BNXT_MIN_ROCE_CP_RINGS 2
430#define BNXT_MIN_ROCE_STAT_CTXS 1
431
Michael Chane38287b2018-10-14 07:02:45 -0400432/* 64-bit doorbell */
433#define DBR_INDEX_MASK 0x0000000000ffffffULL
434#define DBR_XID_MASK 0x000fffff00000000ULL
435#define DBR_XID_SFT 32
436#define DBR_PATH_L2 (0x1ULL << 56)
437#define DBR_TYPE_SQ (0x0ULL << 60)
438#define DBR_TYPE_RQ (0x1ULL << 60)
439#define DBR_TYPE_SRQ (0x2ULL << 60)
440#define DBR_TYPE_SRQ_ARM (0x3ULL << 60)
441#define DBR_TYPE_CQ (0x4ULL << 60)
442#define DBR_TYPE_CQ_ARMSE (0x5ULL << 60)
443#define DBR_TYPE_CQ_ARMALL (0x6ULL << 60)
444#define DBR_TYPE_CQ_ARMENA (0x7ULL << 60)
445#define DBR_TYPE_SRQ_ARMENA (0x8ULL << 60)
446#define DBR_TYPE_CQ_CUTOFF_ACK (0x9ULL << 60)
447#define DBR_TYPE_NQ (0xaULL << 60)
448#define DBR_TYPE_NQ_ARM (0xbULL << 60)
449#define DBR_TYPE_NULL (0xfULL << 60)
450
Michael Chanc0c050c2015-10-22 16:01:17 -0400451#define INVALID_HW_RING_ID ((u16)-1)
452
Michael Chanc0c050c2015-10-22 16:01:17 -0400453/* The hardware supports certain page sizes. Use the supported page sizes
454 * to allocate the rings.
455 */
456#if (PAGE_SHIFT < 12)
457#define BNXT_PAGE_SHIFT 12
458#elif (PAGE_SHIFT <= 13)
459#define BNXT_PAGE_SHIFT PAGE_SHIFT
460#elif (PAGE_SHIFT < 16)
461#define BNXT_PAGE_SHIFT 13
462#else
463#define BNXT_PAGE_SHIFT 16
464#endif
465
466#define BNXT_PAGE_SIZE (1 << BNXT_PAGE_SHIFT)
467
Michael Chan2839f282016-04-25 02:30:50 -0400468/* The RXBD length is 16-bit so we can only support page sizes < 64K */
469#if (PAGE_SHIFT > 15)
470#define BNXT_RX_PAGE_SHIFT 15
471#else
472#define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
473#endif
474
475#define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
476
Michael Chanc61fb992017-02-06 16:55:36 -0500477#define BNXT_MAX_MTU 9500
478#define BNXT_MAX_PAGE_MODE_MTU \
Michael Chanc6d30e82017-02-06 16:55:42 -0500479 ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN - \
480 XDP_PACKET_HEADROOM)
Michael Chanc61fb992017-02-06 16:55:36 -0500481
Michael Chan4ffcd582016-09-19 03:58:07 -0400482#define BNXT_MIN_PKT_SIZE 52
Michael Chanc0c050c2015-10-22 16:01:17 -0400483
Michael Chan51dd55b2016-02-10 17:33:50 -0500484#define BNXT_DEFAULT_RX_RING_SIZE 511
485#define BNXT_DEFAULT_TX_RING_SIZE 511
Michael Chanc0c050c2015-10-22 16:01:17 -0400486
487#define MAX_TPA 64
488
Michael Chand0a42d62016-05-15 03:04:46 -0400489#if (BNXT_PAGE_SHIFT == 16)
490#define MAX_RX_PAGES 1
491#define MAX_RX_AGG_PAGES 4
492#define MAX_TX_PAGES 1
493#define MAX_CP_PAGES 8
494#else
Michael Chanc0c050c2015-10-22 16:01:17 -0400495#define MAX_RX_PAGES 8
496#define MAX_RX_AGG_PAGES 32
497#define MAX_TX_PAGES 8
498#define MAX_CP_PAGES 64
Michael Chand0a42d62016-05-15 03:04:46 -0400499#endif
Michael Chanc0c050c2015-10-22 16:01:17 -0400500
501#define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
502#define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
503#define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
504
505#define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
506#define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
507
508#define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
509
510#define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
511#define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
512
513#define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
514
515#define BNXT_MAX_RX_DESC_CNT (RX_DESC_CNT * MAX_RX_PAGES - 1)
516#define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
517#define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1)
518
519#define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
520#define RX_IDX(x) ((x) & (RX_DESC_CNT - 1))
521
522#define TX_RING(x) (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
523#define TX_IDX(x) ((x) & (TX_DESC_CNT - 1))
524
525#define CP_RING(x) (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
526#define CP_IDX(x) ((x) & (CP_DESC_CNT - 1))
527
528#define TX_CMP_VALID(txcmp, raw_cons) \
529 (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) == \
530 !((raw_cons) & bp->cp_bit))
531
532#define RX_CMP_VALID(rxcmp1, raw_cons) \
533 (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
534 !((raw_cons) & bp->cp_bit))
535
536#define RX_AGG_CMP_VALID(agg, raw_cons) \
537 (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
538 !((raw_cons) & bp->cp_bit))
539
Michael Chan0fcec982018-10-14 07:02:58 -0400540#define NQ_CMP_VALID(nqcmp, raw_cons) \
541 (!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit))
542
Michael Chanc0c050c2015-10-22 16:01:17 -0400543#define TX_CMP_TYPE(txcmp) \
544 (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
545
546#define RX_CMP_TYPE(rxcmp) \
547 (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
548
549#define NEXT_RX(idx) (((idx) + 1) & bp->rx_ring_mask)
550
551#define NEXT_RX_AGG(idx) (((idx) + 1) & bp->rx_agg_ring_mask)
552
553#define NEXT_TX(idx) (((idx) + 1) & bp->tx_ring_mask)
554
555#define ADV_RAW_CMP(idx, n) ((idx) + (n))
556#define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1)
557#define RING_CMP(idx) ((idx) & bp->cp_ring_mask)
558#define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1))
559
Michael Chane6ef2692016-03-28 19:46:05 -0400560#define BNXT_HWRM_MAX_REQ_LEN (bp->hwrm_max_req_len)
Deepak Khungare605db82017-05-29 19:06:04 -0400561#define BNXT_HWRM_SHORT_REQ_LEN sizeof(struct hwrm_short_input)
Michael Chanff4fe812016-02-26 04:00:04 -0500562#define DFLT_HWRM_CMD_TIMEOUT 500
563#define HWRM_CMD_TIMEOUT (bp->hwrm_cmd_timeout)
Michael Chanc0c050c2015-10-22 16:01:17 -0400564#define HWRM_RESET_TIMEOUT ((HWRM_CMD_TIMEOUT) * 4)
565#define HWRM_RESP_ERR_CODE_MASK 0xffff
Michael Chana8643e12016-02-26 04:00:05 -0500566#define HWRM_RESP_LEN_OFFSET 4
Michael Chanc0c050c2015-10-22 16:01:17 -0400567#define HWRM_RESP_LEN_MASK 0xffff0000
568#define HWRM_RESP_LEN_SFT 16
569#define HWRM_RESP_VALID_MASK 0xff000000
570#define BNXT_HWRM_REQ_MAX_SIZE 128
571#define BNXT_HWRM_REQS_PER_PAGE (BNXT_PAGE_SIZE / \
572 BNXT_HWRM_REQ_MAX_SIZE)
Andy Gospodarek9751e8e2018-04-26 17:44:39 -0400573#define HWRM_SHORT_MIN_TIMEOUT 3
574#define HWRM_SHORT_MAX_TIMEOUT 10
575#define HWRM_SHORT_TIMEOUT_COUNTER 5
576
577#define HWRM_MIN_TIMEOUT 25
578#define HWRM_MAX_TIMEOUT 40
Michael Chanc0c050c2015-10-22 16:01:17 -0400579
Michael Chancc559c12018-05-08 03:18:38 -0400580#define HWRM_TOTAL_TIMEOUT(n) (((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ? \
581 ((n) * HWRM_SHORT_MIN_TIMEOUT) : \
582 (HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT + \
583 ((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
584
585#define HWRM_VALID_BIT_DELAY_USEC 20
586
Venkat Duvvuru760b6d32018-12-20 03:38:48 -0500587#define BNXT_HWRM_CHNL_CHIMP 0
588#define BNXT_HWRM_CHNL_KONG 1
589
Michael Chan4e5dbbda2017-02-06 16:55:37 -0500590#define BNXT_RX_EVENT 1
591#define BNXT_AGG_EVENT 2
Michael Chan38413402017-02-06 16:55:43 -0500592#define BNXT_TX_EVENT 4
Michael Chan4e5dbbda2017-02-06 16:55:37 -0500593
Michael Chanc0c050c2015-10-22 16:01:17 -0400594struct bnxt_sw_tx_bd {
595 struct sk_buff *skb;
596 DEFINE_DMA_UNMAP_ADDR(mapping);
597 u8 is_gso;
598 u8 is_push;
Michael Chan38413402017-02-06 16:55:43 -0500599 union {
600 unsigned short nr_frags;
601 u16 rx_prod;
602 };
Michael Chanc0c050c2015-10-22 16:01:17 -0400603};
604
605struct bnxt_sw_rx_bd {
Michael Chan6bb19472017-02-06 16:55:32 -0500606 void *data;
607 u8 *data_ptr;
Michael Chan11cd1192017-02-06 16:55:33 -0500608 dma_addr_t mapping;
Michael Chanc0c050c2015-10-22 16:01:17 -0400609};
610
611struct bnxt_sw_rx_agg_bd {
612 struct page *page;
Michael Chan89d0a062016-04-25 02:30:51 -0400613 unsigned int offset;
Michael Chanc0c050c2015-10-22 16:01:17 -0400614 dma_addr_t mapping;
615};
616
Michael Chan6fe19882018-10-14 07:02:41 -0400617struct bnxt_ring_mem_info {
Michael Chanc0c050c2015-10-22 16:01:17 -0400618 int nr_pages;
619 int page_size;
Michael Chan4f49b2b2018-12-20 03:38:49 -0500620 u16 flags;
Michael Chan66cca202018-10-14 07:02:42 -0400621#define BNXT_RMEM_VALID_PTE_FLAG 1
622#define BNXT_RMEM_RING_PTE_FLAG 2
Michael Chan4f49b2b2018-12-20 03:38:49 -0500623#define BNXT_RMEM_USE_FULL_PAGE_FLAG 4
624
625 u16 depth;
Michael Chan66cca202018-10-14 07:02:42 -0400626
Michael Chanc0c050c2015-10-22 16:01:17 -0400627 void **pg_arr;
628 dma_addr_t *dma_arr;
629
630 __le64 *pg_tbl;
631 dma_addr_t pg_tbl_map;
632
633 int vmem_size;
634 void **vmem;
Michael Chan6fe19882018-10-14 07:02:41 -0400635};
636
637struct bnxt_ring_struct {
638 struct bnxt_ring_mem_info ring_mem;
Michael Chanc0c050c2015-10-22 16:01:17 -0400639
640 u16 fw_ring_id; /* Ring id filled by Chimp FW */
Michael Chan9899bb52018-03-31 13:54:16 -0400641 union {
642 u16 grp_idx;
643 u16 map_idx; /* Used by cmpl rings */
644 };
Michael Chan23aefdd2018-10-14 07:02:51 -0400645 u32 handle;
Michael Chanc0c050c2015-10-22 16:01:17 -0400646 u8 queue_id;
647};
648
649struct tx_push_bd {
650 __le32 doorbell;
Michael Chan4419dbe2016-02-10 17:33:49 -0500651 __le32 tx_bd_len_flags_type;
652 u32 tx_bd_opaque;
Michael Chanc0c050c2015-10-22 16:01:17 -0400653 struct tx_bd_ext txbd2;
654};
655
Michael Chan4419dbe2016-02-10 17:33:49 -0500656struct tx_push_buffer {
657 struct tx_push_bd push_bd;
658 u32 data[25];
659};
660
Michael Chan697197e2018-10-14 07:02:46 -0400661struct bnxt_db_info {
662 void __iomem *doorbell;
663 union {
664 u64 db_key64;
665 u32 db_key32;
666 };
667};
668
Michael Chanc0c050c2015-10-22 16:01:17 -0400669struct bnxt_tx_ring_info {
Michael Chanb6ab4b02016-01-02 23:44:59 -0500670 struct bnxt_napi *bnapi;
Michael Chanc0c050c2015-10-22 16:01:17 -0400671 u16 tx_prod;
672 u16 tx_cons;
Michael Chana960dec2017-02-06 16:55:39 -0500673 u16 txq_index;
Michael Chan697197e2018-10-14 07:02:46 -0400674 struct bnxt_db_info tx_db;
Michael Chanc0c050c2015-10-22 16:01:17 -0400675
676 struct tx_bd *tx_desc_ring[MAX_TX_PAGES];
677 struct bnxt_sw_tx_bd *tx_buf_ring;
678
679 dma_addr_t tx_desc_mapping[MAX_TX_PAGES];
680
Michael Chan4419dbe2016-02-10 17:33:49 -0500681 struct tx_push_buffer *tx_push;
Michael Chanc0c050c2015-10-22 16:01:17 -0400682 dma_addr_t tx_push_mapping;
Michael Chan4419dbe2016-02-10 17:33:49 -0500683 __le64 data_mapping;
Michael Chanc0c050c2015-10-22 16:01:17 -0400684
685#define BNXT_DEV_STATE_CLOSING 0x1
686 u32 dev_state;
687
688 struct bnxt_ring_struct tx_ring_struct;
689};
690
Michael Chan74706af2018-10-14 07:02:40 -0400691#define BNXT_LEGACY_COAL_CMPL_PARAMS \
692 (RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN | \
693 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX | \
694 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET | \
695 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE | \
696 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR | \
697 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \
698 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR | \
699 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \
700 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT)
701
702#define BNXT_COAL_CMPL_ENABLES \
703 (RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \
704 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \
705 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \
706 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT)
707
708#define BNXT_COAL_CMPL_MIN_TMR_ENABLE \
709 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN
710
711#define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE \
712 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT
713
714struct bnxt_coal_cap {
715 u32 cmpl_params;
716 u32 nq_params;
717 u16 num_cmpl_dma_aggr_max;
718 u16 num_cmpl_dma_aggr_during_int_max;
719 u16 cmpl_aggr_dma_tmr_max;
720 u16 cmpl_aggr_dma_tmr_during_int_max;
721 u16 int_lat_tmr_min_max;
722 u16 int_lat_tmr_max_max;
723 u16 num_cmpl_aggr_int_max;
724 u16 timer_units;
725};
726
Andy Gospodarek6a8788f2018-01-09 16:06:20 -0500727struct bnxt_coal {
728 u16 coal_ticks;
729 u16 coal_ticks_irq;
730 u16 coal_bufs;
731 u16 coal_bufs_irq;
732 /* RING_IDLE enabled when coal ticks < idle_thresh */
733 u16 idle_thresh;
734 u8 bufs_per_record;
735 u8 budget;
736};
737
Michael Chanc0c050c2015-10-22 16:01:17 -0400738struct bnxt_tpa_info {
Michael Chan6bb19472017-02-06 16:55:32 -0500739 void *data;
740 u8 *data_ptr;
Michael Chanc0c050c2015-10-22 16:01:17 -0400741 dma_addr_t mapping;
742 u16 len;
743 unsigned short gso_type;
744 u32 flags2;
745 u32 metadata;
746 enum pkt_hash_types hash_type;
747 u32 rss_hash;
Michael Chan94758f82016-06-13 02:25:35 -0400748 u32 hdr_info;
749
750#define BNXT_TPA_L4_SIZE(hdr_info) \
751 (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
752
753#define BNXT_TPA_INNER_L3_OFF(hdr_info) \
754 (((hdr_info) >> 18) & 0x1ff)
755
756#define BNXT_TPA_INNER_L2_OFF(hdr_info) \
757 (((hdr_info) >> 9) & 0x1ff)
758
759#define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
760 ((hdr_info) & 0x1ff)
Sathya Perla4ab0c6a2017-07-24 12:34:27 -0400761
762 u16 cfa_code; /* cfa_code in TPA start compl */
Michael Chanc0c050c2015-10-22 16:01:17 -0400763};
764
765struct bnxt_rx_ring_info {
Michael Chanb6ab4b02016-01-02 23:44:59 -0500766 struct bnxt_napi *bnapi;
Michael Chanc0c050c2015-10-22 16:01:17 -0400767 u16 rx_prod;
768 u16 rx_agg_prod;
769 u16 rx_sw_agg_prod;
Michael Chan376a5b82016-05-10 19:17:59 -0400770 u16 rx_next_cons;
Michael Chan697197e2018-10-14 07:02:46 -0400771 struct bnxt_db_info rx_db;
772 struct bnxt_db_info rx_agg_db;
Michael Chanc0c050c2015-10-22 16:01:17 -0400773
Michael Chanc6d30e82017-02-06 16:55:42 -0500774 struct bpf_prog *xdp_prog;
775
Michael Chanc0c050c2015-10-22 16:01:17 -0400776 struct rx_bd *rx_desc_ring[MAX_RX_PAGES];
777 struct bnxt_sw_rx_bd *rx_buf_ring;
778
779 struct rx_bd *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
780 struct bnxt_sw_rx_agg_bd *rx_agg_ring;
781
782 unsigned long *rx_agg_bmap;
783 u16 rx_agg_bmap_size;
784
Michael Chan89d0a062016-04-25 02:30:51 -0400785 struct page *rx_page;
786 unsigned int rx_page_offset;
787
Michael Chanc0c050c2015-10-22 16:01:17 -0400788 dma_addr_t rx_desc_mapping[MAX_RX_PAGES];
789 dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
790
791 struct bnxt_tpa_info *rx_tpa;
792
793 struct bnxt_ring_struct rx_ring_struct;
794 struct bnxt_ring_struct rx_agg_ring_struct;
Jesper Dangaard Brouer96a86042018-01-03 11:25:44 +0100795 struct xdp_rxq_info xdp_rxq;
Michael Chanc0c050c2015-10-22 16:01:17 -0400796};
797
798struct bnxt_cp_ring_info {
Michael Chan50e3ab72018-10-14 07:02:49 -0400799 struct bnxt_napi *bnapi;
Michael Chanc0c050c2015-10-22 16:01:17 -0400800 u32 cp_raw_cons;
Michael Chan697197e2018-10-14 07:02:46 -0400801 struct bnxt_db_info cp_db;
Michael Chanc0c050c2015-10-22 16:01:17 -0400802
Michael Chan3675b922018-10-14 07:02:57 -0400803 u8 had_work_done:1;
Michael Chan0fcec982018-10-14 07:02:58 -0400804 u8 has_more_work:1;
Michael Chan3675b922018-10-14 07:02:57 -0400805
Michael Chanffd77622018-11-15 03:25:40 -0500806 u32 last_cp_raw_cons;
807
Andy Gospodarek6a8788f2018-01-09 16:06:20 -0500808 struct bnxt_coal rx_ring_coal;
809 u64 rx_packets;
810 u64 rx_bytes;
811 u64 event_ctr;
812
813 struct net_dim dim;
814
Michael Chane38287b2018-10-14 07:02:45 -0400815 union {
816 struct tx_cmp *cp_desc_ring[MAX_CP_PAGES];
817 struct nqe_cn *nq_desc_ring[MAX_CP_PAGES];
818 };
Michael Chanc0c050c2015-10-22 16:01:17 -0400819
820 dma_addr_t cp_desc_mapping[MAX_CP_PAGES];
821
822 struct ctx_hw_stats *hw_stats;
823 dma_addr_t hw_stats_map;
824 u32 hw_stats_ctx_id;
825 u64 rx_l4_csum_errors;
Michael Chan83eb5c52018-11-15 03:25:41 -0500826 u64 missed_irqs;
Michael Chanc0c050c2015-10-22 16:01:17 -0400827
828 struct bnxt_ring_struct cp_ring_struct;
Michael Chane38287b2018-10-14 07:02:45 -0400829
830 struct bnxt_cp_ring_info *cp_ring_arr[2];
Michael Chan50e3ab72018-10-14 07:02:49 -0400831#define BNXT_RX_HDL 0
832#define BNXT_TX_HDL 1
Michael Chanc0c050c2015-10-22 16:01:17 -0400833};
834
835struct bnxt_napi {
836 struct napi_struct napi;
837 struct bnxt *bp;
838
839 int index;
840 struct bnxt_cp_ring_info cp_ring;
Michael Chanb6ab4b02016-01-02 23:44:59 -0500841 struct bnxt_rx_ring_info *rx_ring;
842 struct bnxt_tx_ring_info *tx_ring;
Michael Chanc0c050c2015-10-22 16:01:17 -0400843
Michael Chanfa3e93e2017-02-06 16:55:41 -0500844 void (*tx_int)(struct bnxt *, struct bnxt_napi *,
845 int);
Michael Chan3675b922018-10-14 07:02:57 -0400846 int tx_pkts;
847 u8 events;
848
Michael Chanfa3e93e2017-02-06 16:55:41 -0500849 u32 flags;
850#define BNXT_NAPI_FLAG_XDP 0x1
851
Michael Chanfa7e2812016-05-10 19:18:00 -0400852 bool in_reset;
Michael Chanc0c050c2015-10-22 16:01:17 -0400853};
854
Michael Chanc0c050c2015-10-22 16:01:17 -0400855struct bnxt_irq {
856 irq_handler_t handler;
857 unsigned int vector;
Vasundhara Volam56f0fd82017-08-28 13:40:27 -0400858 u8 requested:1;
859 u8 have_cpumask:1;
Michael Chanc0c050c2015-10-22 16:01:17 -0400860 char name[IFNAMSIZ + 2];
Vasundhara Volam56f0fd82017-08-28 13:40:27 -0400861 cpumask_var_t cpu_mask;
Michael Chanc0c050c2015-10-22 16:01:17 -0400862};
863
864#define HWRM_RING_ALLOC_TX 0x1
865#define HWRM_RING_ALLOC_RX 0x2
866#define HWRM_RING_ALLOC_AGG 0x4
867#define HWRM_RING_ALLOC_CMPL 0x8
Michael Chan697197e2018-10-14 07:02:46 -0400868#define HWRM_RING_ALLOC_NQ 0x10
Michael Chanc0c050c2015-10-22 16:01:17 -0400869
870#define INVALID_STATS_CTX_ID -1
871
Michael Chanc0c050c2015-10-22 16:01:17 -0400872struct bnxt_ring_grp_info {
873 u16 fw_stats_ctx;
874 u16 fw_grp_id;
875 u16 rx_fw_ring_id;
876 u16 agg_fw_ring_id;
877 u16 cp_fw_ring_id;
878};
879
880struct bnxt_vnic_info {
881 u16 fw_vnic_id; /* returned by Chimp during alloc */
Michael Chan44c6f722018-10-14 07:02:53 -0400882#define BNXT_MAX_CTX_PER_VNIC 8
Prashant Sreedharan94ce9ca2016-07-18 07:15:21 -0400883 u16 fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
Michael Chanc0c050c2015-10-22 16:01:17 -0400884 u16 fw_l2_ctx_id;
885#define BNXT_MAX_UC_ADDRS 4
886 __le64 fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
887 /* index 0 always dev_addr */
888 u16 uc_filter_count;
889 u8 *uc_list;
890
891 u16 *fw_grp_ids;
Michael Chanc0c050c2015-10-22 16:01:17 -0400892 dma_addr_t rss_table_dma_addr;
893 __le16 *rss_table;
894 dma_addr_t rss_hash_key_dma_addr;
895 u64 *rss_hash_key;
896 u32 rx_mask;
897
898 u8 *mc_list;
899 int mc_list_size;
900 int mc_list_count;
901 dma_addr_t mc_list_mapping;
902#define BNXT_MAX_MC_ADDRS 16
903
904 u32 flags;
905#define BNXT_VNIC_RSS_FLAG 1
906#define BNXT_VNIC_RFS_FLAG 2
907#define BNXT_VNIC_MCAST_FLAG 4
908#define BNXT_VNIC_UCAST_FLAG 8
Michael Chanae10ae72016-12-29 12:13:38 -0500909#define BNXT_VNIC_RFS_NEW_RSS_FLAG 0x10
Michael Chanc0c050c2015-10-22 16:01:17 -0400910};
911
Michael Chan6a4f2942018-01-17 03:21:06 -0500912struct bnxt_hw_resc {
913 u16 min_rsscos_ctxs;
914 u16 max_rsscos_ctxs;
915 u16 min_cp_rings;
916 u16 max_cp_rings;
917 u16 resv_cp_rings;
918 u16 min_tx_rings;
919 u16 max_tx_rings;
920 u16 resv_tx_rings;
Michael Chandb4723b2018-03-31 13:54:13 -0400921 u16 max_tx_sch_inputs;
Michael Chan6a4f2942018-01-17 03:21:06 -0500922 u16 min_rx_rings;
923 u16 max_rx_rings;
924 u16 resv_rx_rings;
925 u16 min_hw_ring_grps;
926 u16 max_hw_ring_grps;
927 u16 resv_hw_ring_grps;
928 u16 min_l2_ctxs;
929 u16 max_l2_ctxs;
930 u16 min_vnics;
931 u16 max_vnics;
932 u16 resv_vnics;
933 u16 min_stat_ctxs;
934 u16 max_stat_ctxs;
Vasundhara Volam780baad2018-12-16 18:46:23 -0500935 u16 resv_stat_ctxs;
Michael Chanf7588cd2018-12-16 18:46:19 -0500936 u16 max_nqs;
Michael Chan6a4f2942018-01-17 03:21:06 -0500937 u16 max_irqs;
Michael Chan75720e62018-12-09 07:01:00 -0500938 u16 resv_irqs;
Michael Chan6a4f2942018-01-17 03:21:06 -0500939};
940
Michael Chanc0c050c2015-10-22 16:01:17 -0400941#if defined(CONFIG_BNXT_SRIOV)
942struct bnxt_vf_info {
943 u16 fw_fid;
Vasundhara Volam91cdda42018-01-17 03:21:14 -0500944 u8 mac_addr[ETH_ALEN]; /* PF assigned MAC Address */
945 u8 vf_mac_addr[ETH_ALEN]; /* VF assigned MAC address, only
946 * stored by PF.
947 */
Michael Chanc0c050c2015-10-22 16:01:17 -0400948 u16 vlan;
949 u32 flags;
950#define BNXT_VF_QOS 0x1
951#define BNXT_VF_SPOOFCHK 0x2
952#define BNXT_VF_LINK_FORCED 0x4
953#define BNXT_VF_LINK_UP 0x8
Vasundhara Volam746df132018-03-31 13:54:10 -0400954#define BNXT_VF_TRUST 0x10
Michael Chanc0c050c2015-10-22 16:01:17 -0400955 u32 func_flags; /* func cfg flags */
956 u32 min_tx_rate;
957 u32 max_tx_rate;
958 void *hwrm_cmd_req_addr;
959 dma_addr_t hwrm_cmd_req_dma_addr;
960};
Michael Chan379a80a2015-10-23 15:06:19 -0400961#endif
Michael Chanc0c050c2015-10-22 16:01:17 -0400962
963struct bnxt_pf_info {
964#define BNXT_FIRST_PF_FID 1
965#define BNXT_FIRST_VF_FID 128
Michael Chana58a3e62016-07-01 18:46:20 -0400966 u16 fw_fid;
967 u16 port_id;
Michael Chanc0c050c2015-10-22 16:01:17 -0400968 u8 mac_addr[ETH_ALEN];
Michael Chanc0c050c2015-10-22 16:01:17 -0400969 u32 first_vf_id;
970 u16 active_vfs;
971 u16 max_vfs;
972 u32 max_encap_records;
973 u32 max_decap_records;
974 u32 max_tx_em_flows;
975 u32 max_tx_wm_flows;
976 u32 max_rx_em_flows;
977 u32 max_rx_wm_flows;
978 unsigned long *vf_event_bmap;
979 u16 hwrm_cmd_req_pages;
Michael Chan4673d662018-01-17 03:21:11 -0500980 u8 vf_resv_strategy;
981#define BNXT_VF_RESV_STRATEGY_MAXIMAL 0
982#define BNXT_VF_RESV_STRATEGY_MINIMAL 1
Michael Chanbf827362018-08-05 16:51:50 -0400983#define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC 2
Michael Chanc0c050c2015-10-22 16:01:17 -0400984 void *hwrm_cmd_req_addr[4];
985 dma_addr_t hwrm_cmd_req_dma_addr[4];
986 struct bnxt_vf_info *vf;
987};
Michael Chanc0c050c2015-10-22 16:01:17 -0400988
989struct bnxt_ntuple_filter {
990 struct hlist_node hash;
Michael Chana54c4d72016-07-25 12:33:35 -0400991 u8 dst_mac_addr[ETH_ALEN];
Michael Chanc0c050c2015-10-22 16:01:17 -0400992 u8 src_mac_addr[ETH_ALEN];
993 struct flow_keys fkeys;
994 __le64 filter_id;
995 u16 sw_id;
Michael Chana54c4d72016-07-25 12:33:35 -0400996 u8 l2_fltr_idx;
Michael Chanc0c050c2015-10-22 16:01:17 -0400997 u16 rxq;
998 u32 flow_id;
999 unsigned long state;
1000#define BNXT_FLTR_VALID 0
1001#define BNXT_FLTR_UPDATE 1
1002};
1003
Michael Chanc0c050c2015-10-22 16:01:17 -04001004struct bnxt_link_info {
Michael Chan03efbec2016-04-11 04:11:11 -04001005 u8 phy_type;
Michael Chanc0c050c2015-10-22 16:01:17 -04001006 u8 media_type;
1007 u8 transceiver;
1008 u8 phy_addr;
1009 u8 phy_link_status;
1010#define BNXT_LINK_NO_LINK PORT_PHY_QCFG_RESP_LINK_NO_LINK
1011#define BNXT_LINK_SIGNAL PORT_PHY_QCFG_RESP_LINK_SIGNAL
1012#define BNXT_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK
1013 u8 wire_speed;
1014 u8 loop_back;
1015 u8 link_up;
1016 u8 duplex;
Michael Chanacb20052017-07-24 12:34:20 -04001017#define BNXT_LINK_DUPLEX_HALF PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
1018#define BNXT_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
Michael Chanc0c050c2015-10-22 16:01:17 -04001019 u8 pause;
1020#define BNXT_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX
1021#define BNXT_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX
1022#define BNXT_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \
1023 PORT_PHY_QCFG_RESP_PAUSE_TX)
Michael Chan32773602016-03-07 15:38:42 -05001024 u8 lp_pause;
Michael Chanc0c050c2015-10-22 16:01:17 -04001025 u8 auto_pause_setting;
1026 u8 force_pause_setting;
1027 u8 duplex_setting;
1028 u8 auto_mode;
1029#define BNXT_AUTO_MODE(mode) ((mode) > BNXT_LINK_AUTO_NONE && \
1030 (mode) <= BNXT_LINK_AUTO_MSK)
1031#define BNXT_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
1032#define BNXT_LINK_AUTO_ALLSPDS PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
1033#define BNXT_LINK_AUTO_ONESPD PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
1034#define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
Michael Chan11f15ed2016-04-05 14:08:55 -04001035#define BNXT_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
Michael Chanc0c050c2015-10-22 16:01:17 -04001036#define PHY_VER_LEN 3
1037 u8 phy_ver[PHY_VER_LEN];
1038 u16 link_speed;
1039#define BNXT_LINK_SPEED_100MB PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
1040#define BNXT_LINK_SPEED_1GB PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
1041#define BNXT_LINK_SPEED_2GB PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
1042#define BNXT_LINK_SPEED_2_5GB PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
1043#define BNXT_LINK_SPEED_10GB PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
1044#define BNXT_LINK_SPEED_20GB PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
1045#define BNXT_LINK_SPEED_25GB PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
1046#define BNXT_LINK_SPEED_40GB PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
1047#define BNXT_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
Deepak Khungar38a21b32017-04-21 20:11:24 -04001048#define BNXT_LINK_SPEED_100GB PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
Michael Chanc0c050c2015-10-22 16:01:17 -04001049 u16 support_speeds;
Michael Chan68515a12016-12-29 12:13:34 -05001050 u16 auto_link_speeds; /* fw adv setting */
Michael Chanc0c050c2015-10-22 16:01:17 -04001051#define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
1052#define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
1053#define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
1054#define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
1055#define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
1056#define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
1057#define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
1058#define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
1059#define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
Deepak Khungar38a21b32017-04-21 20:11:24 -04001060#define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
Michael Chan93ed8112016-06-13 02:25:37 -04001061 u16 support_auto_speeds;
Michael Chan32773602016-03-07 15:38:42 -05001062 u16 lp_auto_link_speeds;
Michael Chanc0c050c2015-10-22 16:01:17 -04001063 u16 force_link_speed;
1064 u32 preemphasis;
Ajit Khaparde42ee18f2016-05-15 03:04:44 -04001065 u8 module_status;
Michael Chane70c7522017-02-12 19:18:16 -05001066 u16 fec_cfg;
1067#define BNXT_FEC_AUTONEG PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
1068#define BNXT_FEC_ENC_BASE_R PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
1069#define BNXT_FEC_ENC_RS PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
Michael Chanc0c050c2015-10-22 16:01:17 -04001070
1071 /* copy of requested setting from ethtool cmd */
1072 u8 autoneg;
1073#define BNXT_AUTONEG_SPEED 1
1074#define BNXT_AUTONEG_FLOW_CTRL 2
1075 u8 req_duplex;
1076 u8 req_flow_ctrl;
1077 u16 req_link_speed;
Michael Chan68515a12016-12-29 12:13:34 -05001078 u16 advertising; /* user adv setting */
Michael Chanc0c050c2015-10-22 16:01:17 -04001079 bool force_link_chng;
Michael Chan4bb13ab2016-04-05 14:09:01 -04001080
Michael Chana1ef4a792018-08-05 16:51:49 -04001081 bool phy_retry;
1082 unsigned long phy_retry_expires;
1083
Michael Chanc0c050c2015-10-22 16:01:17 -04001084 /* a copy of phy_qcfg output used to report link
1085 * info to VF
1086 */
1087 struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
1088};
1089
1090#define BNXT_MAX_QUEUE 8
1091
1092struct bnxt_queue_info {
1093 u8 queue_id;
1094 u8 queue_profile;
1095};
1096
Michael Chan5ad2cbe2017-01-13 01:32:03 -05001097#define BNXT_MAX_LED 4
1098
1099struct bnxt_led_info {
1100 u8 led_id;
1101 u8 led_type;
1102 u8 led_group_id;
1103 u8 unused;
1104 __le16 led_state_caps;
1105#define BNXT_LED_ALT_BLINK_CAP(x) ((x) & \
1106 cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
1107
1108 __le16 led_color_caps;
1109};
1110
Michael Chaneb513652017-04-04 18:14:12 -04001111#define BNXT_MAX_TEST 8
1112
1113struct bnxt_test_info {
1114 u8 offline_mask;
Michael Chan55fd0cf2018-08-05 16:51:48 -04001115 u8 flags;
1116#define BNXT_TEST_FL_EXT_LPBK 0x1
Michael Chaneb513652017-04-04 18:14:12 -04001117 u16 timeout;
1118 char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1119};
1120
Venkat Duvvuru2e9ee392018-12-20 03:38:45 -05001121#define BNXT_GRCPF_REG_CHIMP_COMM 0x0
1122#define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER 0x100
1123#define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400
1124#define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014
1125#define BNXT_CAG_REG_BASE 0x300000
Jeffrey Huang11809492015-11-05 16:25:49 -05001126
Venkat Duvvuru760b6d32018-12-20 03:38:48 -05001127#define BNXT_GRCPF_REG_KONG_COMM 0xA00
1128#define BNXT_GRCPF_REG_KONG_COMM_TRIGGER 0xB00
1129
Sathya Perla5a84acb2017-10-26 11:51:31 -04001130struct bnxt_tc_flow_stats {
1131 u64 packets;
1132 u64 bytes;
1133};
1134
Sathya Perla2ae74082017-08-28 13:40:33 -04001135struct bnxt_tc_info {
1136 bool enabled;
1137
1138 /* hash table to store TC offloaded flows */
1139 struct rhashtable flow_table;
1140 struct rhashtable_params flow_ht_params;
1141
1142 /* hash table to store L2 keys of TC flows */
1143 struct rhashtable l2_table;
1144 struct rhashtable_params l2_ht_params;
Sathya Perla8c95f772017-10-26 11:51:29 -04001145 /* hash table to store L2 keys for TC tunnel decap */
1146 struct rhashtable decap_l2_table;
1147 struct rhashtable_params decap_l2_ht_params;
1148 /* hash table to store tunnel decap entries */
1149 struct rhashtable decap_table;
1150 struct rhashtable_params decap_ht_params;
1151 /* hash table to store tunnel encap entries */
1152 struct rhashtable encap_table;
1153 struct rhashtable_params encap_ht_params;
Sathya Perla2ae74082017-08-28 13:40:33 -04001154
1155 /* lock to atomically add/del an l2 node when a flow is
1156 * added or deleted.
1157 */
1158 struct mutex lock;
1159
Sathya Perla5a84acb2017-10-26 11:51:31 -04001160 /* Fields used for batching stats query */
1161 struct rhashtable_iter iter;
1162#define BNXT_FLOW_STATS_BATCH_MAX 10
1163 struct bnxt_tc_stats_batch {
1164 void *flow_node;
1165 struct bnxt_tc_flow_stats hw_stats;
1166 } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1167
Sathya Perla2ae74082017-08-28 13:40:33 -04001168 /* Stat counter mask (width) */
1169 u64 bytes_mask;
1170 u64 packets_mask;
1171};
1172
Sathya Perla4ab0c6a2017-07-24 12:34:27 -04001173struct bnxt_vf_rep_stats {
1174 u64 packets;
1175 u64 bytes;
1176 u64 dropped;
1177};
1178
1179struct bnxt_vf_rep {
1180 struct bnxt *bp;
1181 struct net_device *dev;
Sathya Perlaee5c7fb2017-07-24 12:34:28 -04001182 struct metadata_dst *dst;
Sathya Perla4ab0c6a2017-07-24 12:34:27 -04001183 u16 vf_idx;
1184 u16 tx_cfa_action;
1185 u16 rx_cfa_code;
1186
1187 struct bnxt_vf_rep_stats rx_stats;
1188 struct bnxt_vf_rep_stats tx_stats;
1189};
1190
Michael Chan66cca202018-10-14 07:02:42 -04001191#define PTU_PTE_VALID 0x1UL
1192#define PTU_PTE_LAST 0x2UL
1193#define PTU_PTE_NEXT_TO_LAST 0x4UL
1194
Michael Chan98f04cf2018-10-14 07:02:43 -04001195#define MAX_CTX_PAGES (BNXT_PAGE_SIZE / 8)
Michael Chan08fe9d12018-12-20 03:38:50 -05001196#define MAX_CTX_TOTAL_PAGES (MAX_CTX_PAGES * MAX_CTX_PAGES)
Michael Chan98f04cf2018-10-14 07:02:43 -04001197
1198struct bnxt_ctx_pg_info {
1199 u32 entries;
Michael Chan08fe9d12018-12-20 03:38:50 -05001200 u32 nr_pages;
Michael Chan98f04cf2018-10-14 07:02:43 -04001201 void *ctx_pg_arr[MAX_CTX_PAGES];
1202 dma_addr_t ctx_dma_arr[MAX_CTX_PAGES];
1203 struct bnxt_ring_mem_info ring_mem;
Michael Chan08fe9d12018-12-20 03:38:50 -05001204 struct bnxt_ctx_pg_info **ctx_pg_tbl;
Michael Chan98f04cf2018-10-14 07:02:43 -04001205};
1206
1207struct bnxt_ctx_mem_info {
1208 u32 qp_max_entries;
1209 u16 qp_min_qp1_entries;
1210 u16 qp_max_l2_entries;
1211 u16 qp_entry_size;
1212 u16 srq_max_l2_entries;
1213 u32 srq_max_entries;
1214 u16 srq_entry_size;
1215 u16 cq_max_l2_entries;
1216 u32 cq_max_entries;
1217 u16 cq_entry_size;
1218 u16 vnic_max_vnic_entries;
1219 u16 vnic_max_ring_table_entries;
1220 u16 vnic_entry_size;
1221 u32 stat_max_entries;
1222 u16 stat_entry_size;
1223 u16 tqm_entry_size;
1224 u32 tqm_min_entries_per_ring;
1225 u32 tqm_max_entries_per_ring;
1226 u32 mrav_max_entries;
1227 u16 mrav_entry_size;
1228 u16 tim_entry_size;
1229 u32 tim_max_entries;
1230 u8 tqm_entries_multiple;
1231
1232 u32 flags;
1233 #define BNXT_CTX_FLAG_INITED 0x01
1234
1235 struct bnxt_ctx_pg_info qp_mem;
1236 struct bnxt_ctx_pg_info srq_mem;
1237 struct bnxt_ctx_pg_info cq_mem;
1238 struct bnxt_ctx_pg_info vnic_mem;
1239 struct bnxt_ctx_pg_info stat_mem;
Michael Chancf6daed2018-12-20 03:38:51 -05001240 struct bnxt_ctx_pg_info mrav_mem;
1241 struct bnxt_ctx_pg_info tim_mem;
Michael Chan98f04cf2018-10-14 07:02:43 -04001242 struct bnxt_ctx_pg_info *tqm_mem[9];
1243};
1244
Michael Chanc0c050c2015-10-22 16:01:17 -04001245struct bnxt {
1246 void __iomem *bar0;
1247 void __iomem *bar1;
1248 void __iomem *bar2;
1249
1250 u32 reg_base;
Michael Chan659c8052016-06-13 02:25:33 -04001251 u16 chip_num;
1252#define CHIP_NUM_57301 0x16c8
1253#define CHIP_NUM_57302 0x16c9
1254#define CHIP_NUM_57304 0x16ca
Prashant Sreedharan3e8060f2016-07-18 07:15:20 -04001255#define CHIP_NUM_58700 0x16cd
Michael Chan659c8052016-06-13 02:25:33 -04001256#define CHIP_NUM_57402 0x16d0
1257#define CHIP_NUM_57404 0x16d1
1258#define CHIP_NUM_57406 0x16d2
Michael Chan3284f9e2017-05-29 19:06:07 -04001259#define CHIP_NUM_57407 0x16d5
Michael Chan659c8052016-06-13 02:25:33 -04001260
1261#define CHIP_NUM_57311 0x16ce
1262#define CHIP_NUM_57312 0x16cf
1263#define CHIP_NUM_57314 0x16df
Michael Chan3284f9e2017-05-29 19:06:07 -04001264#define CHIP_NUM_57317 0x16e0
Michael Chan659c8052016-06-13 02:25:33 -04001265#define CHIP_NUM_57412 0x16d6
1266#define CHIP_NUM_57414 0x16d7
1267#define CHIP_NUM_57416 0x16d8
1268#define CHIP_NUM_57417 0x16d9
Michael Chan3284f9e2017-05-29 19:06:07 -04001269#define CHIP_NUM_57412L 0x16da
1270#define CHIP_NUM_57414L 0x16db
1271
1272#define CHIP_NUM_5745X 0xd730
Michael Chan659c8052016-06-13 02:25:33 -04001273
Michael Chane38287b2018-10-14 07:02:45 -04001274#define CHIP_NUM_57500 0x1750
1275
Ray Jui4a581392017-08-28 13:40:28 -04001276#define CHIP_NUM_58802 0xd802
Ray Jui8ed693b2017-10-26 11:51:20 -04001277#define CHIP_NUM_58804 0xd804
Ray Jui4a581392017-08-28 13:40:28 -04001278#define CHIP_NUM_58808 0xd808
1279
Michael Chan659c8052016-06-13 02:25:33 -04001280#define BNXT_CHIP_NUM_5730X(chip_num) \
1281 ((chip_num) >= CHIP_NUM_57301 && \
1282 (chip_num) <= CHIP_NUM_57304)
1283
1284#define BNXT_CHIP_NUM_5740X(chip_num) \
Michael Chan3284f9e2017-05-29 19:06:07 -04001285 (((chip_num) >= CHIP_NUM_57402 && \
1286 (chip_num) <= CHIP_NUM_57406) || \
1287 (chip_num) == CHIP_NUM_57407)
Michael Chan659c8052016-06-13 02:25:33 -04001288
1289#define BNXT_CHIP_NUM_5731X(chip_num) \
1290 ((chip_num) == CHIP_NUM_57311 || \
1291 (chip_num) == CHIP_NUM_57312 || \
Michael Chan3284f9e2017-05-29 19:06:07 -04001292 (chip_num) == CHIP_NUM_57314 || \
1293 (chip_num) == CHIP_NUM_57317)
Michael Chan659c8052016-06-13 02:25:33 -04001294
1295#define BNXT_CHIP_NUM_5741X(chip_num) \
1296 ((chip_num) >= CHIP_NUM_57412 && \
Michael Chan3284f9e2017-05-29 19:06:07 -04001297 (chip_num) <= CHIP_NUM_57414L)
1298
1299#define BNXT_CHIP_NUM_58700(chip_num) \
1300 ((chip_num) == CHIP_NUM_58700)
1301
1302#define BNXT_CHIP_NUM_5745X(chip_num) \
1303 ((chip_num) == CHIP_NUM_5745X)
Michael Chan659c8052016-06-13 02:25:33 -04001304
1305#define BNXT_CHIP_NUM_57X0X(chip_num) \
1306 (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1307
1308#define BNXT_CHIP_NUM_57X1X(chip_num) \
1309 (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
Michael Chanc0c050c2015-10-22 16:01:17 -04001310
Ray Jui4a581392017-08-28 13:40:28 -04001311#define BNXT_CHIP_NUM_588XX(chip_num) \
1312 ((chip_num) == CHIP_NUM_58802 || \
Ray Jui8ed693b2017-10-26 11:51:20 -04001313 (chip_num) == CHIP_NUM_58804 || \
Ray Jui4a581392017-08-28 13:40:28 -04001314 (chip_num) == CHIP_NUM_58808)
1315
Michael Chanc0c050c2015-10-22 16:01:17 -04001316 struct net_device *dev;
1317 struct pci_dev *pdev;
1318
1319 atomic_t intr_sem;
1320
1321 u32 flags;
Michael Chane38287b2018-10-14 07:02:45 -04001322 #define BNXT_FLAG_CHIP_P5 0x1
Michael Chanc0c050c2015-10-22 16:01:17 -04001323 #define BNXT_FLAG_VF 0x2
1324 #define BNXT_FLAG_LRO 0x4
Michael Chand1611c32015-10-25 22:27:57 -04001325#ifdef CONFIG_INET
Michael Chanc0c050c2015-10-22 16:01:17 -04001326 #define BNXT_FLAG_GRO 0x8
Michael Chand1611c32015-10-25 22:27:57 -04001327#else
1328 /* Cannot support hardware GRO if CONFIG_INET is not set */
1329 #define BNXT_FLAG_GRO 0x0
1330#endif
Michael Chanc0c050c2015-10-22 16:01:17 -04001331 #define BNXT_FLAG_TPA (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1332 #define BNXT_FLAG_JUMBO 0x10
1333 #define BNXT_FLAG_STRIP_VLAN 0x20
1334 #define BNXT_FLAG_AGG_RINGS (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1335 BNXT_FLAG_LRO)
1336 #define BNXT_FLAG_USING_MSIX 0x40
1337 #define BNXT_FLAG_MSIX_CAP 0x80
1338 #define BNXT_FLAG_RFS 0x100
Michael Chan6e6c5a52016-01-02 23:45:02 -05001339 #define BNXT_FLAG_SHARED_RINGS 0x200
Michael Chan3bdf56c2016-03-07 15:38:45 -05001340 #define BNXT_FLAG_PORT_STATS 0x400
Michael Chan87da7f72016-11-16 21:13:09 -05001341 #define BNXT_FLAG_UDP_RSS_CAP 0x800
Michael Chan170ce012016-04-05 14:08:57 -04001342 #define BNXT_FLAG_EEE_CAP 0x1000
Michael Chan8fdefd62016-12-29 12:13:36 -05001343 #define BNXT_FLAG_NEW_RSS_CAP 0x2000
Michael Chanc1ef1462017-04-04 18:14:07 -04001344 #define BNXT_FLAG_WOL_CAP 0x4000
Michael Chane4060d32016-12-07 00:26:19 -05001345 #define BNXT_FLAG_ROCEV1_CAP 0x8000
1346 #define BNXT_FLAG_ROCEV2_CAP 0x10000
1347 #define BNXT_FLAG_ROCE_CAP (BNXT_FLAG_ROCEV1_CAP | \
1348 BNXT_FLAG_ROCEV2_CAP)
Michael Chanbdbd1eb2016-12-29 12:13:43 -05001349 #define BNXT_FLAG_NO_AGG_RINGS 0x20000
Michael Chanc61fb992017-02-06 16:55:36 -05001350 #define BNXT_FLAG_RX_PAGE_MODE 0x40000
Deepak Khungar9e54e322017-04-21 20:11:26 -04001351 #define BNXT_FLAG_MULTI_HOST 0x100000
Michael Chan434c9752017-05-29 19:06:08 -04001352 #define BNXT_FLAG_DOUBLE_DB 0x400000
Prashant Sreedharan3e8060f2016-07-18 07:15:20 -04001353 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
Andy Gospodarek6a8788f2018-01-09 16:06:20 -05001354 #define BNXT_FLAG_DIM 0x2000000
Michael Chanabe93ad2018-03-31 13:54:08 -04001355 #define BNXT_FLAG_ROCE_MIRROR_CAP 0x4000000
Vasundhara Volam00db3cb2018-03-31 13:54:12 -04001356 #define BNXT_FLAG_PORT_STATS_EXT 0x10000000
Michael Chan6e6c5a52016-01-02 23:45:02 -05001357
Michael Chanc0c050c2015-10-22 16:01:17 -04001358 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \
1359 BNXT_FLAG_RFS | \
1360 BNXT_FLAG_STRIP_VLAN)
1361
1362#define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF))
1363#define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF)
Satish Baddipadige567b2ab2016-06-13 02:25:31 -04001364#define BNXT_NPAR(bp) ((bp)->port_partition_type)
Deepak Khungar9e54e322017-04-21 20:11:26 -04001365#define BNXT_MH(bp) ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1366#define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
Prashant Sreedharan3e8060f2016-07-18 07:15:20 -04001367#define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
Michael Chanc61fb992017-02-06 16:55:36 -05001368#define BNXT_RX_PAGE_MODE(bp) ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
Michael Chane38287b2018-10-14 07:02:45 -04001369#define BNXT_SUPPORTS_TPA(bp) (!BNXT_CHIP_TYPE_NITRO_A0(bp) && \
1370 !(bp->flags & BNXT_FLAG_CHIP_P5))
Michael Chanc0c050c2015-10-22 16:01:17 -04001371
Michael Chane38287b2018-10-14 07:02:45 -04001372/* Chip class phase 5 */
1373#define BNXT_CHIP_P5(bp) \
1374 ((bp)->chip_num == CHIP_NUM_57500)
1375
1376/* Chip class phase 4.x */
1377#define BNXT_CHIP_P4(bp) \
Michael Chan3284f9e2017-05-29 19:06:07 -04001378 (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1379 BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
Ray Jui4a581392017-08-28 13:40:28 -04001380 BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
Michael Chan3284f9e2017-05-29 19:06:07 -04001381 (BNXT_CHIP_NUM_58700((bp)->chip_num) && \
1382 !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1383
Michael Chane38287b2018-10-14 07:02:45 -04001384#define BNXT_CHIP_P4_PLUS(bp) \
1385 (BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp))
1386
Michael Chana588e452016-12-07 00:26:21 -05001387 struct bnxt_en_dev *edev;
1388 struct bnxt_en_dev * (*ulp_probe)(struct net_device *);
1389
Michael Chanc0c050c2015-10-22 16:01:17 -04001390 struct bnxt_napi **bnapi;
1391
Michael Chanb6ab4b02016-01-02 23:44:59 -05001392 struct bnxt_rx_ring_info *rx_ring;
1393 struct bnxt_tx_ring_info *tx_ring;
Michael Chana960dec2017-02-06 16:55:39 -05001394 u16 *tx_ring_map;
Michael Chanb6ab4b02016-01-02 23:44:59 -05001395
Michael Chan309369c2016-06-13 02:25:34 -04001396 struct sk_buff * (*gro_func)(struct bnxt_tpa_info *, int, int,
1397 struct sk_buff *);
1398
Michael Chan6bb19472017-02-06 16:55:32 -05001399 struct sk_buff * (*rx_skb_func)(struct bnxt *,
1400 struct bnxt_rx_ring_info *,
1401 u16, void *, u8 *, dma_addr_t,
1402 unsigned int);
1403
Michael Chanc0c050c2015-10-22 16:01:17 -04001404 u32 rx_buf_size;
1405 u32 rx_buf_use_size; /* useable size */
Michael Chanb3dba772017-02-06 16:55:35 -05001406 u16 rx_offset;
1407 u16 rx_dma_offset;
Michael Chan745fc052017-02-06 16:55:34 -05001408 enum dma_data_direction rx_dir;
Michael Chanc0c050c2015-10-22 16:01:17 -04001409 u32 rx_ring_size;
1410 u32 rx_agg_ring_size;
1411 u32 rx_copy_thresh;
1412 u32 rx_ring_mask;
1413 u32 rx_agg_ring_mask;
1414 int rx_nr_pages;
1415 int rx_agg_nr_pages;
1416 int rx_nr_rings;
1417 int rsscos_nr_ctxs;
1418
1419 u32 tx_ring_size;
1420 u32 tx_ring_mask;
1421 int tx_nr_pages;
1422 int tx_nr_rings;
1423 int tx_nr_rings_per_tc;
Michael Chan5f449242017-02-06 16:55:40 -05001424 int tx_nr_rings_xdp;
Michael Chanc0c050c2015-10-22 16:01:17 -04001425
1426 int tx_wake_thresh;
1427 int tx_push_thresh;
1428 int tx_push_size;
1429
1430 u32 cp_ring_size;
1431 u32 cp_ring_mask;
1432 u32 cp_bit;
1433 int cp_nr_pages;
1434 int cp_nr_rings;
1435
Michael Chanb81a90d2016-01-02 23:45:01 -05001436 /* grp_info indexed by completion ring index */
Michael Chanc0c050c2015-10-22 16:01:17 -04001437 struct bnxt_ring_grp_info *grp_info;
1438 struct bnxt_vnic_info *vnic_info;
1439 int nr_vnics;
Michael Chan87da7f72016-11-16 21:13:09 -05001440 u32 rss_hash_cfg;
Michael Chanc0c050c2015-10-22 16:01:17 -04001441
Michael Chan7eb9bb32017-10-26 11:51:25 -04001442 u16 max_mtu;
Michael Chanc0c050c2015-10-22 16:01:17 -04001443 u8 max_tc;
Michael Chan87c374d2016-12-02 21:17:16 -05001444 u8 max_lltc; /* lossless TCs */
Michael Chanc0c050c2015-10-22 16:01:17 -04001445 struct bnxt_queue_info q_info[BNXT_MAX_QUEUE];
Michael Chan2e8ef772018-04-26 17:44:31 -04001446 u8 tc_to_qidx[BNXT_MAX_QUEUE];
Michael Chan98f04cf2018-10-14 07:02:43 -04001447 u8 q_ids[BNXT_MAX_QUEUE];
1448 u8 max_q;
Michael Chanc0c050c2015-10-22 16:01:17 -04001449
1450 unsigned int current_interval;
Michael Chan3bdf56c2016-03-07 15:38:45 -05001451#define BNXT_TIMER_INTERVAL HZ
Michael Chanc0c050c2015-10-22 16:01:17 -04001452
1453 struct timer_list timer;
1454
Michael Chancaefe522015-12-09 19:35:42 -05001455 unsigned long state;
1456#define BNXT_STATE_OPEN 0
Michael Chan4cebdce2015-12-09 19:35:43 -05001457#define BNXT_STATE_IN_SP_TASK 1
Michael Chanf9b76eb2017-07-11 13:05:34 -04001458#define BNXT_STATE_READ_STATS 2
Michael Chanc0c050c2015-10-22 16:01:17 -04001459
1460 struct bnxt_irq *irq_tbl;
Michael Chan78095922016-12-07 00:26:16 -05001461 int total_irqs;
Michael Chanc0c050c2015-10-22 16:01:17 -04001462 u8 mac_addr[ETH_ALEN];
1463
Michael Chan7df4ae92016-12-02 21:17:17 -05001464#ifdef CONFIG_BNXT_DCB
1465 struct ieee_pfc *ieee_pfc;
1466 struct ieee_ets *ieee_ets;
1467 u8 dcbx_cap;
1468 u8 default_pri;
Michael Chanafdc8a82018-08-05 16:51:57 -04001469 u8 max_dscp_value;
Michael Chan7df4ae92016-12-02 21:17:17 -05001470#endif /* CONFIG_BNXT_DCB */
1471
Michael Chanc0c050c2015-10-22 16:01:17 -04001472 u32 msg_enable;
1473
Michael Chan97381a12018-08-05 16:51:54 -04001474 u32 fw_cap;
Venkat Duvvuru760b6d32018-12-20 03:38:48 -05001475 #define BNXT_FW_CAP_SHORT_CMD 0x00000001
1476 #define BNXT_FW_CAP_LLDP_AGENT 0x00000002
1477 #define BNXT_FW_CAP_DCBX_AGENT 0x00000004
1478 #define BNXT_FW_CAP_NEW_RM 0x00000008
1479 #define BNXT_FW_CAP_IF_CHANGE 0x00000010
1480 #define BNXT_FW_CAP_KONG_MB_CHNL 0x00000080
Venkat Duvvuruabd43a12018-12-20 03:38:52 -05001481 #define BNXT_FW_CAP_OVS_64BIT_HANDLE 0x00000400
Michael Chan97381a12018-08-05 16:51:54 -04001482
1483#define BNXT_NEW_RM(bp) ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM)
Michael Chan11f15ed2016-04-05 14:08:55 -04001484 u32 hwrm_spec_code;
Michael Chanc0c050c2015-10-22 16:01:17 -04001485 u16 hwrm_cmd_seq;
Venkat Duvvuru760b6d32018-12-20 03:38:48 -05001486 u16 hwrm_cmd_kong_seq;
Venkat Duvvurufc718bb2018-12-20 03:38:44 -05001487 u16 hwrm_intr_seq_id;
Deepak Khungare605db82017-05-29 19:06:04 -04001488 void *hwrm_short_cmd_req_addr;
1489 dma_addr_t hwrm_short_cmd_req_dma_addr;
Michael Chanc0c050c2015-10-22 16:01:17 -04001490 void *hwrm_cmd_resp_addr;
1491 dma_addr_t hwrm_cmd_resp_dma_addr;
Venkat Duvvuru760b6d32018-12-20 03:38:48 -05001492 void *hwrm_cmd_kong_resp_addr;
1493 dma_addr_t hwrm_cmd_kong_resp_dma_addr;
Michael Chan3bdf56c2016-03-07 15:38:45 -05001494
Michael Chanb8875ca2018-12-16 18:46:29 -05001495 struct rtnl_link_stats64 net_stats_prev;
Michael Chan3bdf56c2016-03-07 15:38:45 -05001496 struct rx_port_stats *hw_rx_port_stats;
1497 struct tx_port_stats *hw_tx_port_stats;
Vasundhara Volam00db3cb2018-03-31 13:54:12 -04001498 struct rx_port_stats_ext *hw_rx_port_stats_ext;
Dan Carpenter35b842f2018-10-18 11:02:39 +03001499 struct tx_port_stats_ext *hw_tx_port_stats_ext;
Michael Chan3bdf56c2016-03-07 15:38:45 -05001500 dma_addr_t hw_rx_port_stats_map;
1501 dma_addr_t hw_tx_port_stats_map;
Vasundhara Volam00db3cb2018-03-31 13:54:12 -04001502 dma_addr_t hw_rx_port_stats_ext_map;
Michael Chan36e53342018-10-14 07:02:38 -04001503 dma_addr_t hw_tx_port_stats_ext_map;
Michael Chan3bdf56c2016-03-07 15:38:45 -05001504 int hw_port_stats_size;
Michael Chan36e53342018-10-14 07:02:38 -04001505 u16 fw_rx_stats_ext_size;
1506 u16 fw_tx_stats_ext_size;
Michael Chane37fed72018-12-16 18:46:26 -05001507 u8 pri2cos[8];
1508 u8 pri2cos_valid;
Michael Chan3bdf56c2016-03-07 15:38:45 -05001509
Michael Chane6ef2692016-03-28 19:46:05 -04001510 u16 hwrm_max_req_len;
Michael Chan1dfddc42018-10-14 07:02:39 -04001511 u16 hwrm_max_ext_req_len;
Michael Chanff4fe812016-02-26 04:00:04 -05001512 int hwrm_cmd_timeout;
Michael Chanc0c050c2015-10-22 16:01:17 -04001513 struct mutex hwrm_cmd_lock; /* serialize hwrm messages */
1514 struct hwrm_ver_get_output ver_resp;
1515#define FW_VER_STR_LEN 32
1516#define BC_HWRM_STR_LEN 21
1517#define PHY_VER_STR_LEN (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1518 char fw_ver_str[FW_VER_STR_LEN];
1519 __be16 vxlan_port;
1520 u8 vxlan_port_cnt;
1521 __le16 vxlan_fw_dst_port_id;
Alexander Duyck7cdd5fc2016-06-16 12:21:36 -07001522 __be16 nge_port;
Michael Chanc0c050c2015-10-22 16:01:17 -04001523 u8 nge_port_cnt;
1524 __le16 nge_fw_dst_port_id;
Satish Baddipadige567b2ab2016-06-13 02:25:31 -04001525 u8 port_partition_type;
Michael Chand5430d32017-08-28 13:40:31 -04001526 u8 port_count;
Michael Chan32e8239c2017-07-24 12:34:21 -04001527 u16 br_mode;
Michael Chandfc9c942016-02-26 04:00:03 -05001528
Michael Chan74706af2018-10-14 07:02:40 -04001529 struct bnxt_coal_cap coal_cap;
Michael Chan18775aa2017-10-26 11:51:27 -04001530 struct bnxt_coal rx_coal;
1531 struct bnxt_coal tx_coal;
Michael Chanc0c050c2015-10-22 16:01:17 -04001532
Michael Chan51f30782016-07-01 18:46:29 -04001533 u32 stats_coal_ticks;
1534#define BNXT_DEF_STATS_COAL_TICKS 1000000
1535#define BNXT_MIN_STATS_COAL_TICKS 250000
1536#define BNXT_MAX_STATS_COAL_TICKS 1000000
1537
Michael Chanc0c050c2015-10-22 16:01:17 -04001538 struct work_struct sp_task;
1539 unsigned long sp_event;
1540#define BNXT_RX_MASK_SP_EVENT 0
1541#define BNXT_RX_NTP_FLTR_SP_EVENT 1
1542#define BNXT_LINK_CHNG_SP_EVENT 2
Jeffrey Huangc5d77742015-11-05 16:25:47 -05001543#define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1544#define BNXT_VXLAN_ADD_PORT_SP_EVENT 4
1545#define BNXT_VXLAN_DEL_PORT_SP_EVENT 5
1546#define BNXT_RESET_TASK_SP_EVENT 6
1547#define BNXT_RST_RING_SP_EVENT 7
Jeffrey Huang19241362016-02-26 04:00:00 -05001548#define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8
Michael Chan3bdf56c2016-03-07 15:38:45 -05001549#define BNXT_PERIODIC_STATS_SP_EVENT 9
Michael Chan4bb13ab2016-04-05 14:09:01 -04001550#define BNXT_HWRM_PORT_MODULE_SP_EVENT 10
Michael Chanfc0f1922016-06-13 02:25:30 -04001551#define BNXT_RESET_TASK_SILENT_SP_EVENT 11
Alexander Duyck7cdd5fc2016-06-16 12:21:36 -07001552#define BNXT_GENEVE_ADD_PORT_SP_EVENT 12
1553#define BNXT_GENEVE_DEL_PORT_SP_EVENT 13
Michael Chan286ef9d2016-11-16 21:13:08 -05001554#define BNXT_LINK_SPEED_CHNG_SP_EVENT 14
Sathya Perla5a84acb2017-10-26 11:51:31 -04001555#define BNXT_FLOW_STATS_SP_EVENT 15
Michael Chana1ef4a792018-08-05 16:51:49 -04001556#define BNXT_UPDATE_PHY_SP_EVENT 16
Michael Chanffd77622018-11-15 03:25:40 -05001557#define BNXT_RING_COAL_NOW_SP_EVENT 17
Michael Chanc0c050c2015-10-22 16:01:17 -04001558
Michael Chan6a4f2942018-01-17 03:21:06 -05001559 struct bnxt_hw_resc hw_resc;
Michael Chan379a80a2015-10-23 15:06:19 -04001560 struct bnxt_pf_info pf;
Michael Chan98f04cf2018-10-14 07:02:43 -04001561 struct bnxt_ctx_mem_info *ctx;
Michael Chanc0c050c2015-10-22 16:01:17 -04001562#ifdef CONFIG_BNXT_SRIOV
1563 int nr_vfs;
Michael Chanc0c050c2015-10-22 16:01:17 -04001564 struct bnxt_vf_info vf;
1565 wait_queue_head_t sriov_cfg_wait;
1566 bool sriov_cfg;
1567#define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
Sathya Perla4ab0c6a2017-07-24 12:34:27 -04001568
1569 /* lock to protect VF-rep creation/cleanup via
1570 * multiple paths such as ->sriov_configure() and
1571 * devlink ->eswitch_mode_set()
1572 */
1573 struct mutex sriov_lock;
Michael Chanc0c050c2015-10-22 16:01:17 -04001574#endif
1575
Michael Chan697197e2018-10-14 07:02:46 -04001576#if BITS_PER_LONG == 32
1577 /* ensure atomic 64-bit doorbell writes on 32-bit systems. */
1578 spinlock_t db_lock;
1579#endif
1580
Michael Chanc0c050c2015-10-22 16:01:17 -04001581#define BNXT_NTP_FLTR_MAX_FLTR 4096
1582#define BNXT_NTP_FLTR_HASH_SIZE 512
1583#define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1584 struct hlist_head ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1585 spinlock_t ntp_fltr_lock; /* for hash table add, del */
1586
1587 unsigned long *ntp_fltr_bmap;
1588 int ntp_fltr_count;
1589
Michael Chane2dc9b62017-10-13 21:09:30 -04001590 /* To protect link related settings during link changes and
1591 * ethtool settings changes.
1592 */
1593 struct mutex link_lock;
Michael Chanc0c050c2015-10-22 16:01:17 -04001594 struct bnxt_link_info link_info;
Michael Chan170ce012016-04-05 14:08:57 -04001595 struct ethtool_eee eee;
1596 u32 lpi_tmr_lo;
1597 u32 lpi_tmr_hi;
Michael Chan5ad2cbe2017-01-13 01:32:03 -05001598
Michael Chaneb513652017-04-04 18:14:12 -04001599 u8 num_tests;
1600 struct bnxt_test_info *test_info;
1601
Michael Chanc1ef1462017-04-04 18:14:07 -04001602 u8 wol_filter_id;
1603 u8 wol;
1604
Michael Chan5ad2cbe2017-01-13 01:32:03 -05001605 u8 num_leds;
1606 struct bnxt_led_info leds[BNXT_MAX_LED];
Michael Chanc6d30e82017-02-06 16:55:42 -05001607
1608 struct bpf_prog *xdp_prog;
Sathya Perla4ab0c6a2017-07-24 12:34:27 -04001609
1610 /* devlink interface and vf-rep structs */
1611 struct devlink *dl;
1612 enum devlink_eswitch_mode eswitch_mode;
1613 struct bnxt_vf_rep **vf_reps; /* array of vf-rep ptrs */
1614 u16 *cfa_code_map; /* cfa_code -> vf_idx map */
Sathya Perladd4ea1d2018-01-17 03:21:16 -05001615 u8 switch_id[8];
Sathya Perlacd663582017-10-26 11:51:32 -04001616 struct bnxt_tc_info *tc_info;
Andy Gospodarekcabfb092018-04-26 17:44:40 -04001617 struct dentry *debugfs_pdev;
1618 struct dentry *debugfs_dim;
Vasundhara Volamcde49a42018-08-05 16:51:56 -04001619 struct device *hwmon_dev;
Michael Chanc0c050c2015-10-22 16:01:17 -04001620};
1621
Michael Chanc77192f2016-12-02 21:17:18 -05001622#define BNXT_RX_STATS_OFFSET(counter) \
1623 (offsetof(struct rx_port_stats, counter) / 8)
1624
1625#define BNXT_TX_STATS_OFFSET(counter) \
1626 ((offsetof(struct tx_port_stats, counter) + \
1627 sizeof(struct rx_port_stats) + 512) / 8)
1628
Vasundhara Volam00db3cb2018-03-31 13:54:12 -04001629#define BNXT_RX_STATS_EXT_OFFSET(counter) \
1630 (offsetof(struct rx_port_stats_ext, counter) / 8)
1631
Michael Chan36e53342018-10-14 07:02:38 -04001632#define BNXT_TX_STATS_EXT_OFFSET(counter) \
1633 (offsetof(struct tx_port_stats_ext, counter) / 8)
1634
Ajit Khaparde42ee18f2016-05-15 03:04:44 -04001635#define I2C_DEV_ADDR_A0 0xa0
1636#define I2C_DEV_ADDR_A2 0xa2
Vasundhara Volam7328a232018-05-08 03:18:40 -04001637#define SFF_DIAG_SUPPORT_OFFSET 0x5c
Ajit Khaparde42ee18f2016-05-15 03:04:44 -04001638#define SFF_MODULE_ID_SFP 0x3
1639#define SFF_MODULE_ID_QSFP 0xc
1640#define SFF_MODULE_ID_QSFP_PLUS 0xd
1641#define SFF_MODULE_ID_QSFP28 0x11
1642#define BNXT_MAX_PHY_I2C_RESP_SIZE 64
1643
Michael Chan38413402017-02-06 16:55:43 -05001644static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1645{
1646 /* Tell compiler to fetch tx indices from memory. */
1647 barrier();
1648
1649 return bp->tx_ring_size -
1650 ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1651}
1652
Michael Chan697197e2018-10-14 07:02:46 -04001653#if BITS_PER_LONG == 32
1654#define writeq(val64, db) \
1655do { \
1656 spin_lock(&bp->db_lock); \
1657 writel((val64) & 0xffffffff, db); \
1658 writel((val64) >> 32, (db) + 4); \
1659 spin_unlock(&bp->db_lock); \
1660} while (0)
1661
1662#define writeq_relaxed writeq
1663#endif
1664
Sinan Kayafd141fa2018-03-25 10:39:20 -04001665/* For TX and RX ring doorbells with no ordering guarantee*/
Michael Chan697197e2018-10-14 07:02:46 -04001666static inline void bnxt_db_write_relaxed(struct bnxt *bp,
1667 struct bnxt_db_info *db, u32 idx)
Sinan Kayafd141fa2018-03-25 10:39:20 -04001668{
Michael Chan697197e2018-10-14 07:02:46 -04001669 if (bp->flags & BNXT_FLAG_CHIP_P5) {
1670 writeq_relaxed(db->db_key64 | idx, db->doorbell);
1671 } else {
1672 u32 db_val = db->db_key32 | idx;
1673
1674 writel_relaxed(db_val, db->doorbell);
1675 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1676 writel_relaxed(db_val, db->doorbell);
1677 }
Sinan Kayafd141fa2018-03-25 10:39:20 -04001678}
1679
Michael Chan434c9752017-05-29 19:06:08 -04001680/* For TX and RX ring doorbells */
Michael Chan697197e2018-10-14 07:02:46 -04001681static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db,
1682 u32 idx)
Michael Chan434c9752017-05-29 19:06:08 -04001683{
Michael Chan697197e2018-10-14 07:02:46 -04001684 if (bp->flags & BNXT_FLAG_CHIP_P5) {
1685 writeq(db->db_key64 | idx, db->doorbell);
1686 } else {
1687 u32 db_val = db->db_key32 | idx;
1688
1689 writel(db_val, db->doorbell);
1690 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1691 writel(db_val, db->doorbell);
1692 }
Michael Chan434c9752017-05-29 19:06:08 -04001693}
1694
Venkat Duvvuru760b6d32018-12-20 03:38:48 -05001695static inline bool bnxt_cfa_hwrm_message(u16 req_type)
Venkat Duvvuru5c209fc2018-12-20 03:38:47 -05001696{
Venkat Duvvuru760b6d32018-12-20 03:38:48 -05001697 switch (req_type) {
1698 case HWRM_CFA_ENCAP_RECORD_ALLOC:
1699 case HWRM_CFA_ENCAP_RECORD_FREE:
1700 case HWRM_CFA_DECAP_FILTER_ALLOC:
1701 case HWRM_CFA_DECAP_FILTER_FREE:
1702 case HWRM_CFA_NTUPLE_FILTER_ALLOC:
1703 case HWRM_CFA_NTUPLE_FILTER_FREE:
1704 case HWRM_CFA_NTUPLE_FILTER_CFG:
1705 case HWRM_CFA_EM_FLOW_ALLOC:
1706 case HWRM_CFA_EM_FLOW_FREE:
1707 case HWRM_CFA_EM_FLOW_CFG:
1708 case HWRM_CFA_FLOW_ALLOC:
1709 case HWRM_CFA_FLOW_FREE:
1710 case HWRM_CFA_FLOW_INFO:
1711 case HWRM_CFA_FLOW_FLUSH:
1712 case HWRM_CFA_FLOW_STATS:
1713 case HWRM_CFA_METER_PROFILE_ALLOC:
1714 case HWRM_CFA_METER_PROFILE_FREE:
1715 case HWRM_CFA_METER_PROFILE_CFG:
1716 case HWRM_CFA_METER_INSTANCE_ALLOC:
1717 case HWRM_CFA_METER_INSTANCE_FREE:
1718 return true;
1719 default:
1720 return false;
1721 }
Venkat Duvvuru5c209fc2018-12-20 03:38:47 -05001722}
1723
Venkat Duvvuru760b6d32018-12-20 03:38:48 -05001724static inline bool bnxt_kong_hwrm_message(struct bnxt *bp, struct input *req)
1725{
1726 return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1727 bnxt_cfa_hwrm_message(le16_to_cpu(req->req_type)));
1728}
1729
1730static inline bool bnxt_hwrm_kong_chnl(struct bnxt *bp, struct input *req)
1731{
1732 return (bp->fw_cap & BNXT_FW_CAP_KONG_MB_CHNL &&
1733 req->resp_addr == cpu_to_le64(bp->hwrm_cmd_kong_resp_dma_addr));
1734}
1735
1736static inline void *bnxt_get_hwrm_resp_addr(struct bnxt *bp, void *req)
1737{
1738 if (bnxt_hwrm_kong_chnl(bp, (struct input *)req))
1739 return bp->hwrm_cmd_kong_resp_addr;
1740 else
1741 return bp->hwrm_cmd_resp_addr;
1742}
1743
1744static inline u16 bnxt_get_hwrm_seq_id(struct bnxt *bp, u16 dst)
Venkat Duvvuru5c209fc2018-12-20 03:38:47 -05001745{
1746 u16 seq_id;
1747
Venkat Duvvuru760b6d32018-12-20 03:38:48 -05001748 if (dst == BNXT_HWRM_CHNL_CHIMP)
1749 seq_id = bp->hwrm_cmd_seq++;
1750 else
1751 seq_id = bp->hwrm_cmd_kong_seq++;
Venkat Duvvuru5c209fc2018-12-20 03:38:47 -05001752 return seq_id;
1753}
1754
Michael Chan38413402017-02-06 16:55:43 -05001755extern const u16 bnxt_lhint_arr[];
1756
1757int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1758 u16 prod, gfp_t gfp);
Michael Chanc6d30e82017-02-06 16:55:42 -05001759void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1760void bnxt_set_tpa_flags(struct bnxt *bp);
Michael Chanc0c050c2015-10-22 16:01:17 -04001761void bnxt_set_ring_params(struct bnxt *);
Michael Chanc61fb992017-02-06 16:55:36 -05001762int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
Michael Chanc0c050c2015-10-22 16:01:17 -04001763void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1764int _hwrm_send_message(struct bnxt *, void *, u32, int);
Michael Chancc72f3b2017-10-13 21:09:33 -04001765int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
Michael Chanc0c050c2015-10-22 16:01:17 -04001766int hwrm_send_message(struct bnxt *, void *, u32, int);
Michael Chan90e209212016-02-26 04:00:08 -05001767int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
Michael Chana1653b12016-12-07 00:26:20 -05001768int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
1769 int bmap_size);
Michael Chana588e452016-12-07 00:26:21 -05001770int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
Michael Chan391be5c2016-12-29 12:13:41 -05001771int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
Michael Chanb16b6892018-12-16 18:46:25 -05001772int bnxt_nq_rings_in_use(struct bnxt *bp);
Michael Chanc0c050c2015-10-22 16:01:17 -04001773int bnxt_hwrm_set_coal(struct bnxt *);
Michael Chane4060d32016-12-07 00:26:19 -05001774unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
Vasundhara Volamc027c6b2018-12-16 18:46:21 -05001775unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp);
Michael Chane4060d32016-12-07 00:26:19 -05001776unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
Michael Chane916b082018-12-16 18:46:20 -05001777unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp);
Michael Chanfbcfc8e2018-03-31 13:54:20 -04001778int bnxt_get_avail_msix(struct bnxt *bp, int num);
1779int bnxt_reserve_rings(struct bnxt *bp);
Michael Chan7df4ae92016-12-02 21:17:17 -05001780void bnxt_tx_disable(struct bnxt *bp);
1781void bnxt_tx_enable(struct bnxt *bp);
Michael Chanc0c050c2015-10-22 16:01:17 -04001782int bnxt_hwrm_set_pause(struct bnxt *);
Michael Chan939f7f02016-04-05 14:08:58 -04001783int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
Michael Chan5282db62017-04-04 18:14:10 -04001784int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
1785int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
Michael Chandb4723b2018-03-31 13:54:13 -04001786int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
Rob Swindell5ac67d82016-09-19 03:58:03 -04001787int bnxt_hwrm_fw_set_time(struct bnxt *);
Michael Chanc0c050c2015-10-22 16:01:17 -04001788int bnxt_open_nic(struct bnxt *, bool, bool);
Michael Chanf7dc1ea2017-04-04 18:14:13 -04001789int bnxt_half_open_nic(struct bnxt *bp);
1790void bnxt_half_close_nic(struct bnxt *bp);
Michael Chanc0c050c2015-10-22 16:01:17 -04001791int bnxt_close_nic(struct bnxt *, bool, bool);
Michael Chan98fdbe72017-08-28 13:40:26 -04001792int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
1793 int tx_xdp);
Michael Chanc5e3deb2016-12-02 21:17:15 -05001794int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
Michael Chan6e6c5a52016-01-02 23:45:02 -05001795int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
Michael Chan80fcaf42018-01-17 03:21:05 -05001796int bnxt_restore_pf_fw_resources(struct bnxt *bp);
Sathya Perlac124a622017-07-24 12:34:29 -04001797int bnxt_port_attr_get(struct bnxt *bp, struct switchdev_attr *attr);
Andy Gospodarek6a8788f2018-01-09 16:06:20 -05001798void bnxt_dim_work(struct work_struct *work);
1799int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
1800
Michael Chanc0c050c2015-10-22 16:01:17 -04001801#endif