blob: 5e3d62189cab8e05b5c65f2cae0e11fa6e3cf459 [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 Chan894aa692018-01-17 03:21:03 -050015#define DRV_MODULE_VERSION "1.9.0"
Michael Chanc0c050c2015-10-22 16:01:17 -040016
Michael Chanc1935542015-12-27 18:19:28 -050017#define DRV_VER_MAJ 1
Michael Chan894aa692018-01-17 03:21:03 -050018#define DRV_VER_MIN 9
Michael Chanc1935542015-12-27 18:19:28 -050019#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 Chaned7bc602018-03-09 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 Chanc0c050c2015-10-22 16:01:17 -0400329struct rx_tpa_end_cmp {
330 __le32 rx_tpa_end_cmp_len_flags_type;
331 #define RX_TPA_END_CMP_TYPE (0x3f << 0)
332 #define RX_TPA_END_CMP_FLAGS (0x3ff << 6)
333 #define RX_TPA_END_CMP_FLAGS_SHIFT 6
334 #define RX_TPA_END_CMP_FLAGS_PLACEMENT (0x7 << 7)
335 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT 7
336 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
337 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
338 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
339 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
340 #define RX_TPA_END_CMP_FLAGS_RSS_VALID (0x1 << 10)
341 #define RX_TPA_END_CMP_FLAGS_ITYPES (0xf << 12)
342 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT 12
343 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
344 #define RX_TPA_END_CMP_LEN (0xffff << 16)
345 #define RX_TPA_END_CMP_LEN_SHIFT 16
346
347 u32 rx_tpa_end_cmp_opaque;
348 __le32 rx_tpa_end_cmp_misc_v1;
349 #define RX_TPA_END_CMP_V1 (0x1 << 0)
350 #define RX_TPA_END_CMP_AGG_BUFS (0x3f << 1)
351 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT 1
352 #define RX_TPA_END_CMP_TPA_SEGS (0xff << 8)
353 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT 8
354 #define RX_TPA_END_CMP_PAYLOAD_OFFSET (0xff << 16)
355 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT 16
356 #define RX_TPA_END_CMP_AGG_ID (0x7f << 25)
357 #define RX_TPA_END_CMP_AGG_ID_SHIFT 25
358
359 __le32 rx_tpa_end_cmp_tsdelta;
360 #define RX_TPA_END_GRO_TS (0x1 << 31)
361};
362
363#define TPA_END_AGG_ID(rx_tpa_end) \
364 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
365 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
366
367#define TPA_END_TPA_SEGS(rx_tpa_end) \
368 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
369 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
370
371#define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO \
372 cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO & \
373 RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
374
375#define TPA_END_GRO(rx_tpa_end) \
376 ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type & \
377 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
378
379#define TPA_END_GRO_TS(rx_tpa_end) \
Michael Chana58a3e62016-07-01 18:46:20 -0400380 (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta & \
381 cpu_to_le32(RX_TPA_END_GRO_TS)))
Michael Chanc0c050c2015-10-22 16:01:17 -0400382
383struct rx_tpa_end_cmp_ext {
384 __le32 rx_tpa_end_cmp_dup_acks;
385 #define RX_TPA_END_CMP_TPA_DUP_ACKS (0xf << 0)
386
387 __le32 rx_tpa_end_cmp_seg_len;
388 #define RX_TPA_END_CMP_TPA_SEG_LEN (0xffff << 0)
389
390 __le32 rx_tpa_end_cmp_errors_v2;
391 #define RX_TPA_END_CMP_V2 (0x1 << 0)
Michael Chan69c149e2017-06-23 14:01:00 -0400392 #define RX_TPA_END_CMP_ERRORS (0x3 << 1)
Michael Chanc0c050c2015-10-22 16:01:17 -0400393 #define RX_TPA_END_CMPL_ERRORS_SHIFT 1
394
395 u32 rx_tpa_end_cmp_start_opaque;
396};
397
Michael Chan69c149e2017-06-23 14:01:00 -0400398#define TPA_END_ERRORS(rx_tpa_end_ext) \
399 ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 & \
400 cpu_to_le32(RX_TPA_END_CMP_ERRORS))
401
Michael Chanc0c050c2015-10-22 16:01:17 -0400402#define DB_IDX_MASK 0xffffff
403#define DB_IDX_VALID (0x1 << 26)
404#define DB_IRQ_DIS (0x1 << 27)
405#define DB_KEY_TX (0x0 << 28)
406#define DB_KEY_RX (0x1 << 28)
407#define DB_KEY_CP (0x2 << 28)
408#define DB_KEY_ST (0x3 << 28)
409#define DB_KEY_TX_PUSH (0x4 << 28)
410#define DB_LONG_TX_PUSH (0x2 << 24)
411
Michael Chane4060d32016-12-07 00:26:19 -0500412#define BNXT_MIN_ROCE_CP_RINGS 2
413#define BNXT_MIN_ROCE_STAT_CTXS 1
414
Michael Chanc0c050c2015-10-22 16:01:17 -0400415#define INVALID_HW_RING_ID ((u16)-1)
416
Michael Chanc0c050c2015-10-22 16:01:17 -0400417/* The hardware supports certain page sizes. Use the supported page sizes
418 * to allocate the rings.
419 */
420#if (PAGE_SHIFT < 12)
421#define BNXT_PAGE_SHIFT 12
422#elif (PAGE_SHIFT <= 13)
423#define BNXT_PAGE_SHIFT PAGE_SHIFT
424#elif (PAGE_SHIFT < 16)
425#define BNXT_PAGE_SHIFT 13
426#else
427#define BNXT_PAGE_SHIFT 16
428#endif
429
430#define BNXT_PAGE_SIZE (1 << BNXT_PAGE_SHIFT)
431
Michael Chan2839f282016-04-25 02:30:50 -0400432/* The RXBD length is 16-bit so we can only support page sizes < 64K */
433#if (PAGE_SHIFT > 15)
434#define BNXT_RX_PAGE_SHIFT 15
435#else
436#define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
437#endif
438
439#define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
440
Michael Chanc61fb992017-02-06 16:55:36 -0500441#define BNXT_MAX_MTU 9500
442#define BNXT_MAX_PAGE_MODE_MTU \
Michael Chanc6d30e82017-02-06 16:55:42 -0500443 ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN - \
444 XDP_PACKET_HEADROOM)
Michael Chanc61fb992017-02-06 16:55:36 -0500445
Michael Chan4ffcd582016-09-19 03:58:07 -0400446#define BNXT_MIN_PKT_SIZE 52
Michael Chanc0c050c2015-10-22 16:01:17 -0400447
Michael Chan51dd55b2016-02-10 17:33:50 -0500448#define BNXT_DEFAULT_RX_RING_SIZE 511
449#define BNXT_DEFAULT_TX_RING_SIZE 511
Michael Chanc0c050c2015-10-22 16:01:17 -0400450
451#define MAX_TPA 64
452
Michael Chand0a42d62016-05-15 03:04:46 -0400453#if (BNXT_PAGE_SHIFT == 16)
454#define MAX_RX_PAGES 1
455#define MAX_RX_AGG_PAGES 4
456#define MAX_TX_PAGES 1
457#define MAX_CP_PAGES 8
458#else
Michael Chanc0c050c2015-10-22 16:01:17 -0400459#define MAX_RX_PAGES 8
460#define MAX_RX_AGG_PAGES 32
461#define MAX_TX_PAGES 8
462#define MAX_CP_PAGES 64
Michael Chand0a42d62016-05-15 03:04:46 -0400463#endif
Michael Chanc0c050c2015-10-22 16:01:17 -0400464
465#define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
466#define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
467#define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
468
469#define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
470#define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
471
472#define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
473
474#define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
475#define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
476
477#define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
478
479#define BNXT_MAX_RX_DESC_CNT (RX_DESC_CNT * MAX_RX_PAGES - 1)
480#define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
481#define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1)
482
483#define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
484#define RX_IDX(x) ((x) & (RX_DESC_CNT - 1))
485
486#define TX_RING(x) (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
487#define TX_IDX(x) ((x) & (TX_DESC_CNT - 1))
488
489#define CP_RING(x) (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
490#define CP_IDX(x) ((x) & (CP_DESC_CNT - 1))
491
492#define TX_CMP_VALID(txcmp, raw_cons) \
493 (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) == \
494 !((raw_cons) & bp->cp_bit))
495
496#define RX_CMP_VALID(rxcmp1, raw_cons) \
497 (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
498 !((raw_cons) & bp->cp_bit))
499
500#define RX_AGG_CMP_VALID(agg, raw_cons) \
501 (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
502 !((raw_cons) & bp->cp_bit))
503
504#define TX_CMP_TYPE(txcmp) \
505 (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
506
507#define RX_CMP_TYPE(rxcmp) \
508 (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
509
510#define NEXT_RX(idx) (((idx) + 1) & bp->rx_ring_mask)
511
512#define NEXT_RX_AGG(idx) (((idx) + 1) & bp->rx_agg_ring_mask)
513
514#define NEXT_TX(idx) (((idx) + 1) & bp->tx_ring_mask)
515
516#define ADV_RAW_CMP(idx, n) ((idx) + (n))
517#define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1)
518#define RING_CMP(idx) ((idx) & bp->cp_ring_mask)
519#define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1))
520
Michael Chane6ef2692016-03-28 19:46:05 -0400521#define BNXT_HWRM_MAX_REQ_LEN (bp->hwrm_max_req_len)
Deepak Khungare605db82017-05-29 19:06:04 -0400522#define BNXT_HWRM_SHORT_REQ_LEN sizeof(struct hwrm_short_input)
Michael Chanff4fe812016-02-26 04:00:04 -0500523#define DFLT_HWRM_CMD_TIMEOUT 500
524#define HWRM_CMD_TIMEOUT (bp->hwrm_cmd_timeout)
Michael Chanc0c050c2015-10-22 16:01:17 -0400525#define HWRM_RESET_TIMEOUT ((HWRM_CMD_TIMEOUT) * 4)
526#define HWRM_RESP_ERR_CODE_MASK 0xffff
Michael Chana8643e12016-02-26 04:00:05 -0500527#define HWRM_RESP_LEN_OFFSET 4
Michael Chanc0c050c2015-10-22 16:01:17 -0400528#define HWRM_RESP_LEN_MASK 0xffff0000
529#define HWRM_RESP_LEN_SFT 16
530#define HWRM_RESP_VALID_MASK 0xff000000
Michael Chana8643e12016-02-26 04:00:05 -0500531#define HWRM_SEQ_ID_INVALID -1
Michael Chanc0c050c2015-10-22 16:01:17 -0400532#define BNXT_HWRM_REQ_MAX_SIZE 128
533#define BNXT_HWRM_REQS_PER_PAGE (BNXT_PAGE_SIZE / \
534 BNXT_HWRM_REQ_MAX_SIZE)
535
Michael Chan4e5dbbda2017-02-06 16:55:37 -0500536#define BNXT_RX_EVENT 1
537#define BNXT_AGG_EVENT 2
Michael Chan38413402017-02-06 16:55:43 -0500538#define BNXT_TX_EVENT 4
Michael Chan4e5dbbda2017-02-06 16:55:37 -0500539
Michael Chanc0c050c2015-10-22 16:01:17 -0400540struct bnxt_sw_tx_bd {
541 struct sk_buff *skb;
542 DEFINE_DMA_UNMAP_ADDR(mapping);
543 u8 is_gso;
544 u8 is_push;
Michael Chan38413402017-02-06 16:55:43 -0500545 union {
546 unsigned short nr_frags;
547 u16 rx_prod;
548 };
Michael Chanc0c050c2015-10-22 16:01:17 -0400549};
550
551struct bnxt_sw_rx_bd {
Michael Chan6bb19472017-02-06 16:55:32 -0500552 void *data;
553 u8 *data_ptr;
Michael Chan11cd1192017-02-06 16:55:33 -0500554 dma_addr_t mapping;
Michael Chanc0c050c2015-10-22 16:01:17 -0400555};
556
557struct bnxt_sw_rx_agg_bd {
558 struct page *page;
Michael Chan89d0a062016-04-25 02:30:51 -0400559 unsigned int offset;
Michael Chanc0c050c2015-10-22 16:01:17 -0400560 dma_addr_t mapping;
561};
562
563struct bnxt_ring_struct {
564 int nr_pages;
565 int page_size;
566 void **pg_arr;
567 dma_addr_t *dma_arr;
568
569 __le64 *pg_tbl;
570 dma_addr_t pg_tbl_map;
571
572 int vmem_size;
573 void **vmem;
574
575 u16 fw_ring_id; /* Ring id filled by Chimp FW */
576 u8 queue_id;
577};
578
579struct tx_push_bd {
580 __le32 doorbell;
Michael Chan4419dbe2016-02-10 17:33:49 -0500581 __le32 tx_bd_len_flags_type;
582 u32 tx_bd_opaque;
Michael Chanc0c050c2015-10-22 16:01:17 -0400583 struct tx_bd_ext txbd2;
584};
585
Michael Chan4419dbe2016-02-10 17:33:49 -0500586struct tx_push_buffer {
587 struct tx_push_bd push_bd;
588 u32 data[25];
589};
590
Michael Chanc0c050c2015-10-22 16:01:17 -0400591struct bnxt_tx_ring_info {
Michael Chanb6ab4b02016-01-02 23:44:59 -0500592 struct bnxt_napi *bnapi;
Michael Chanc0c050c2015-10-22 16:01:17 -0400593 u16 tx_prod;
594 u16 tx_cons;
Michael Chana960dec2017-02-06 16:55:39 -0500595 u16 txq_index;
Michael Chanc0c050c2015-10-22 16:01:17 -0400596 void __iomem *tx_doorbell;
597
598 struct tx_bd *tx_desc_ring[MAX_TX_PAGES];
599 struct bnxt_sw_tx_bd *tx_buf_ring;
600
601 dma_addr_t tx_desc_mapping[MAX_TX_PAGES];
602
Michael Chan4419dbe2016-02-10 17:33:49 -0500603 struct tx_push_buffer *tx_push;
Michael Chanc0c050c2015-10-22 16:01:17 -0400604 dma_addr_t tx_push_mapping;
Michael Chan4419dbe2016-02-10 17:33:49 -0500605 __le64 data_mapping;
Michael Chanc0c050c2015-10-22 16:01:17 -0400606
607#define BNXT_DEV_STATE_CLOSING 0x1
608 u32 dev_state;
609
610 struct bnxt_ring_struct tx_ring_struct;
611};
612
Andy Gospodarek6a8788f2018-01-09 16:06:20 -0500613struct bnxt_coal {
614 u16 coal_ticks;
615 u16 coal_ticks_irq;
616 u16 coal_bufs;
617 u16 coal_bufs_irq;
618 /* RING_IDLE enabled when coal ticks < idle_thresh */
619 u16 idle_thresh;
620 u8 bufs_per_record;
621 u8 budget;
622};
623
Michael Chanc0c050c2015-10-22 16:01:17 -0400624struct bnxt_tpa_info {
Michael Chan6bb19472017-02-06 16:55:32 -0500625 void *data;
626 u8 *data_ptr;
Michael Chanc0c050c2015-10-22 16:01:17 -0400627 dma_addr_t mapping;
628 u16 len;
629 unsigned short gso_type;
630 u32 flags2;
631 u32 metadata;
632 enum pkt_hash_types hash_type;
633 u32 rss_hash;
Michael Chan94758f82016-06-13 02:25:35 -0400634 u32 hdr_info;
635
636#define BNXT_TPA_L4_SIZE(hdr_info) \
637 (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
638
639#define BNXT_TPA_INNER_L3_OFF(hdr_info) \
640 (((hdr_info) >> 18) & 0x1ff)
641
642#define BNXT_TPA_INNER_L2_OFF(hdr_info) \
643 (((hdr_info) >> 9) & 0x1ff)
644
645#define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
646 ((hdr_info) & 0x1ff)
Sathya Perla4ab0c6a2017-07-24 12:34:27 -0400647
648 u16 cfa_code; /* cfa_code in TPA start compl */
Michael Chanc0c050c2015-10-22 16:01:17 -0400649};
650
651struct bnxt_rx_ring_info {
Michael Chanb6ab4b02016-01-02 23:44:59 -0500652 struct bnxt_napi *bnapi;
Michael Chanc0c050c2015-10-22 16:01:17 -0400653 u16 rx_prod;
654 u16 rx_agg_prod;
655 u16 rx_sw_agg_prod;
Michael Chan376a5b82016-05-10 19:17:59 -0400656 u16 rx_next_cons;
Michael Chanc0c050c2015-10-22 16:01:17 -0400657 void __iomem *rx_doorbell;
658 void __iomem *rx_agg_doorbell;
659
Michael Chanc6d30e82017-02-06 16:55:42 -0500660 struct bpf_prog *xdp_prog;
661
Michael Chanc0c050c2015-10-22 16:01:17 -0400662 struct rx_bd *rx_desc_ring[MAX_RX_PAGES];
663 struct bnxt_sw_rx_bd *rx_buf_ring;
664
665 struct rx_bd *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
666 struct bnxt_sw_rx_agg_bd *rx_agg_ring;
667
668 unsigned long *rx_agg_bmap;
669 u16 rx_agg_bmap_size;
670
Michael Chan89d0a062016-04-25 02:30:51 -0400671 struct page *rx_page;
672 unsigned int rx_page_offset;
673
Michael Chanc0c050c2015-10-22 16:01:17 -0400674 dma_addr_t rx_desc_mapping[MAX_RX_PAGES];
675 dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
676
677 struct bnxt_tpa_info *rx_tpa;
678
679 struct bnxt_ring_struct rx_ring_struct;
680 struct bnxt_ring_struct rx_agg_ring_struct;
Jesper Dangaard Brouer96a86042018-01-03 11:25:44 +0100681 struct xdp_rxq_info xdp_rxq;
Michael Chanc0c050c2015-10-22 16:01:17 -0400682};
683
684struct bnxt_cp_ring_info {
685 u32 cp_raw_cons;
686 void __iomem *cp_doorbell;
687
Andy Gospodarek6a8788f2018-01-09 16:06:20 -0500688 struct bnxt_coal rx_ring_coal;
689 u64 rx_packets;
690 u64 rx_bytes;
691 u64 event_ctr;
692
693 struct net_dim dim;
694
Michael Chanc0c050c2015-10-22 16:01:17 -0400695 struct tx_cmp *cp_desc_ring[MAX_CP_PAGES];
696
697 dma_addr_t cp_desc_mapping[MAX_CP_PAGES];
698
699 struct ctx_hw_stats *hw_stats;
700 dma_addr_t hw_stats_map;
701 u32 hw_stats_ctx_id;
702 u64 rx_l4_csum_errors;
703
704 struct bnxt_ring_struct cp_ring_struct;
705};
706
707struct bnxt_napi {
708 struct napi_struct napi;
709 struct bnxt *bp;
710
711 int index;
712 struct bnxt_cp_ring_info cp_ring;
Michael Chanb6ab4b02016-01-02 23:44:59 -0500713 struct bnxt_rx_ring_info *rx_ring;
714 struct bnxt_tx_ring_info *tx_ring;
Michael Chanc0c050c2015-10-22 16:01:17 -0400715
Michael Chanfa3e93e2017-02-06 16:55:41 -0500716 void (*tx_int)(struct bnxt *, struct bnxt_napi *,
717 int);
718 u32 flags;
719#define BNXT_NAPI_FLAG_XDP 0x1
720
Michael Chanfa7e2812016-05-10 19:18:00 -0400721 bool in_reset;
Michael Chanc0c050c2015-10-22 16:01:17 -0400722};
723
Michael Chanc0c050c2015-10-22 16:01:17 -0400724struct bnxt_irq {
725 irq_handler_t handler;
726 unsigned int vector;
Vasundhara Volam56f0fd82017-08-28 13:40:27 -0400727 u8 requested:1;
728 u8 have_cpumask:1;
Michael Chanc0c050c2015-10-22 16:01:17 -0400729 char name[IFNAMSIZ + 2];
Vasundhara Volam56f0fd82017-08-28 13:40:27 -0400730 cpumask_var_t cpu_mask;
Michael Chanc0c050c2015-10-22 16:01:17 -0400731};
732
733#define HWRM_RING_ALLOC_TX 0x1
734#define HWRM_RING_ALLOC_RX 0x2
735#define HWRM_RING_ALLOC_AGG 0x4
736#define HWRM_RING_ALLOC_CMPL 0x8
737
738#define INVALID_STATS_CTX_ID -1
739
Michael Chanc0c050c2015-10-22 16:01:17 -0400740struct bnxt_ring_grp_info {
741 u16 fw_stats_ctx;
742 u16 fw_grp_id;
743 u16 rx_fw_ring_id;
744 u16 agg_fw_ring_id;
745 u16 cp_fw_ring_id;
746};
747
748struct bnxt_vnic_info {
749 u16 fw_vnic_id; /* returned by Chimp during alloc */
Prashant Sreedharan94ce9ca2016-07-18 07:15:21 -0400750#define BNXT_MAX_CTX_PER_VNIC 2
751 u16 fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
Michael Chanc0c050c2015-10-22 16:01:17 -0400752 u16 fw_l2_ctx_id;
753#define BNXT_MAX_UC_ADDRS 4
754 __le64 fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
755 /* index 0 always dev_addr */
756 u16 uc_filter_count;
757 u8 *uc_list;
758
759 u16 *fw_grp_ids;
Michael Chanc0c050c2015-10-22 16:01:17 -0400760 dma_addr_t rss_table_dma_addr;
761 __le16 *rss_table;
762 dma_addr_t rss_hash_key_dma_addr;
763 u64 *rss_hash_key;
764 u32 rx_mask;
765
766 u8 *mc_list;
767 int mc_list_size;
768 int mc_list_count;
769 dma_addr_t mc_list_mapping;
770#define BNXT_MAX_MC_ADDRS 16
771
772 u32 flags;
773#define BNXT_VNIC_RSS_FLAG 1
774#define BNXT_VNIC_RFS_FLAG 2
775#define BNXT_VNIC_MCAST_FLAG 4
776#define BNXT_VNIC_UCAST_FLAG 8
Michael Chanae10ae72016-12-29 12:13:38 -0500777#define BNXT_VNIC_RFS_NEW_RSS_FLAG 0x10
Michael Chanc0c050c2015-10-22 16:01:17 -0400778};
779
Michael Chan6a4f2942018-01-17 03:21:06 -0500780struct bnxt_hw_resc {
781 u16 min_rsscos_ctxs;
782 u16 max_rsscos_ctxs;
783 u16 min_cp_rings;
784 u16 max_cp_rings;
785 u16 resv_cp_rings;
786 u16 min_tx_rings;
787 u16 max_tx_rings;
788 u16 resv_tx_rings;
789 u16 min_rx_rings;
790 u16 max_rx_rings;
791 u16 resv_rx_rings;
792 u16 min_hw_ring_grps;
793 u16 max_hw_ring_grps;
794 u16 resv_hw_ring_grps;
795 u16 min_l2_ctxs;
796 u16 max_l2_ctxs;
797 u16 min_vnics;
798 u16 max_vnics;
799 u16 resv_vnics;
800 u16 min_stat_ctxs;
801 u16 max_stat_ctxs;
802 u16 max_irqs;
803};
804
Michael Chanc0c050c2015-10-22 16:01:17 -0400805#if defined(CONFIG_BNXT_SRIOV)
806struct bnxt_vf_info {
807 u16 fw_fid;
Vasundhara Volam91cdda42018-01-17 03:21:14 -0500808 u8 mac_addr[ETH_ALEN]; /* PF assigned MAC Address */
809 u8 vf_mac_addr[ETH_ALEN]; /* VF assigned MAC address, only
810 * stored by PF.
811 */
Michael Chanc0c050c2015-10-22 16:01:17 -0400812 u16 vlan;
813 u32 flags;
814#define BNXT_VF_QOS 0x1
815#define BNXT_VF_SPOOFCHK 0x2
816#define BNXT_VF_LINK_FORCED 0x4
817#define BNXT_VF_LINK_UP 0x8
818 u32 func_flags; /* func cfg flags */
819 u32 min_tx_rate;
820 u32 max_tx_rate;
821 void *hwrm_cmd_req_addr;
822 dma_addr_t hwrm_cmd_req_dma_addr;
823};
Michael Chan379a80a2015-10-23 15:06:19 -0400824#endif
Michael Chanc0c050c2015-10-22 16:01:17 -0400825
826struct bnxt_pf_info {
827#define BNXT_FIRST_PF_FID 1
828#define BNXT_FIRST_VF_FID 128
Michael Chana58a3e62016-07-01 18:46:20 -0400829 u16 fw_fid;
830 u16 port_id;
Michael Chanc0c050c2015-10-22 16:01:17 -0400831 u8 mac_addr[ETH_ALEN];
Michael Chanc0c050c2015-10-22 16:01:17 -0400832 u32 first_vf_id;
833 u16 active_vfs;
834 u16 max_vfs;
835 u32 max_encap_records;
836 u32 max_decap_records;
837 u32 max_tx_em_flows;
838 u32 max_tx_wm_flows;
839 u32 max_rx_em_flows;
840 u32 max_rx_wm_flows;
841 unsigned long *vf_event_bmap;
842 u16 hwrm_cmd_req_pages;
Michael Chan4673d662018-01-17 03:21:11 -0500843 u8 vf_resv_strategy;
844#define BNXT_VF_RESV_STRATEGY_MAXIMAL 0
845#define BNXT_VF_RESV_STRATEGY_MINIMAL 1
Michael Chanc0c050c2015-10-22 16:01:17 -0400846 void *hwrm_cmd_req_addr[4];
847 dma_addr_t hwrm_cmd_req_dma_addr[4];
848 struct bnxt_vf_info *vf;
849};
Michael Chanc0c050c2015-10-22 16:01:17 -0400850
851struct bnxt_ntuple_filter {
852 struct hlist_node hash;
Michael Chana54c4d72016-07-25 12:33:35 -0400853 u8 dst_mac_addr[ETH_ALEN];
Michael Chanc0c050c2015-10-22 16:01:17 -0400854 u8 src_mac_addr[ETH_ALEN];
855 struct flow_keys fkeys;
856 __le64 filter_id;
857 u16 sw_id;
Michael Chana54c4d72016-07-25 12:33:35 -0400858 u8 l2_fltr_idx;
Michael Chanc0c050c2015-10-22 16:01:17 -0400859 u16 rxq;
860 u32 flow_id;
861 unsigned long state;
862#define BNXT_FLTR_VALID 0
863#define BNXT_FLTR_UPDATE 1
864};
865
Michael Chanc0c050c2015-10-22 16:01:17 -0400866struct bnxt_link_info {
Michael Chan03efbec2016-04-11 04:11:11 -0400867 u8 phy_type;
Michael Chanc0c050c2015-10-22 16:01:17 -0400868 u8 media_type;
869 u8 transceiver;
870 u8 phy_addr;
871 u8 phy_link_status;
872#define BNXT_LINK_NO_LINK PORT_PHY_QCFG_RESP_LINK_NO_LINK
873#define BNXT_LINK_SIGNAL PORT_PHY_QCFG_RESP_LINK_SIGNAL
874#define BNXT_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK
875 u8 wire_speed;
876 u8 loop_back;
877 u8 link_up;
878 u8 duplex;
Michael Chanacb20052017-07-24 12:34:20 -0400879#define BNXT_LINK_DUPLEX_HALF PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
880#define BNXT_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
Michael Chanc0c050c2015-10-22 16:01:17 -0400881 u8 pause;
882#define BNXT_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX
883#define BNXT_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX
884#define BNXT_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \
885 PORT_PHY_QCFG_RESP_PAUSE_TX)
Michael Chan32773602016-03-07 15:38:42 -0500886 u8 lp_pause;
Michael Chanc0c050c2015-10-22 16:01:17 -0400887 u8 auto_pause_setting;
888 u8 force_pause_setting;
889 u8 duplex_setting;
890 u8 auto_mode;
891#define BNXT_AUTO_MODE(mode) ((mode) > BNXT_LINK_AUTO_NONE && \
892 (mode) <= BNXT_LINK_AUTO_MSK)
893#define BNXT_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
894#define BNXT_LINK_AUTO_ALLSPDS PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
895#define BNXT_LINK_AUTO_ONESPD PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
896#define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
Michael Chan11f15ed2016-04-05 14:08:55 -0400897#define BNXT_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
Michael Chanc0c050c2015-10-22 16:01:17 -0400898#define PHY_VER_LEN 3
899 u8 phy_ver[PHY_VER_LEN];
900 u16 link_speed;
901#define BNXT_LINK_SPEED_100MB PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
902#define BNXT_LINK_SPEED_1GB PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
903#define BNXT_LINK_SPEED_2GB PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
904#define BNXT_LINK_SPEED_2_5GB PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
905#define BNXT_LINK_SPEED_10GB PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
906#define BNXT_LINK_SPEED_20GB PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
907#define BNXT_LINK_SPEED_25GB PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
908#define BNXT_LINK_SPEED_40GB PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
909#define BNXT_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
Deepak Khungar38a21b32017-04-21 20:11:24 -0400910#define BNXT_LINK_SPEED_100GB PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
Michael Chanc0c050c2015-10-22 16:01:17 -0400911 u16 support_speeds;
Michael Chan68515a12016-12-29 12:13:34 -0500912 u16 auto_link_speeds; /* fw adv setting */
Michael Chanc0c050c2015-10-22 16:01:17 -0400913#define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
914#define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
915#define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
916#define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
917#define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
918#define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
919#define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
920#define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
921#define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
Deepak Khungar38a21b32017-04-21 20:11:24 -0400922#define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
Michael Chan93ed8112016-06-13 02:25:37 -0400923 u16 support_auto_speeds;
Michael Chan32773602016-03-07 15:38:42 -0500924 u16 lp_auto_link_speeds;
Michael Chanc0c050c2015-10-22 16:01:17 -0400925 u16 force_link_speed;
926 u32 preemphasis;
Ajit Khaparde42ee18f2016-05-15 03:04:44 -0400927 u8 module_status;
Michael Chane70c7522017-02-12 19:18:16 -0500928 u16 fec_cfg;
929#define BNXT_FEC_AUTONEG PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
930#define BNXT_FEC_ENC_BASE_R PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
931#define BNXT_FEC_ENC_RS PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
Michael Chanc0c050c2015-10-22 16:01:17 -0400932
933 /* copy of requested setting from ethtool cmd */
934 u8 autoneg;
935#define BNXT_AUTONEG_SPEED 1
936#define BNXT_AUTONEG_FLOW_CTRL 2
937 u8 req_duplex;
938 u8 req_flow_ctrl;
939 u16 req_link_speed;
Michael Chan68515a12016-12-29 12:13:34 -0500940 u16 advertising; /* user adv setting */
Michael Chanc0c050c2015-10-22 16:01:17 -0400941 bool force_link_chng;
Michael Chan4bb13ab2016-04-05 14:09:01 -0400942
Michael Chanc0c050c2015-10-22 16:01:17 -0400943 /* a copy of phy_qcfg output used to report link
944 * info to VF
945 */
946 struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
947};
948
949#define BNXT_MAX_QUEUE 8
950
951struct bnxt_queue_info {
952 u8 queue_id;
953 u8 queue_profile;
954};
955
Michael Chan5ad2cbe2017-01-13 01:32:03 -0500956#define BNXT_MAX_LED 4
957
958struct bnxt_led_info {
959 u8 led_id;
960 u8 led_type;
961 u8 led_group_id;
962 u8 unused;
963 __le16 led_state_caps;
964#define BNXT_LED_ALT_BLINK_CAP(x) ((x) & \
965 cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
966
967 __le16 led_color_caps;
968};
969
Michael Chaneb513652017-04-04 18:14:12 -0400970#define BNXT_MAX_TEST 8
971
972struct bnxt_test_info {
973 u8 offline_mask;
974 u16 timeout;
975 char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
976};
977
Jeffrey Huang11809492015-11-05 16:25:49 -0500978#define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400
979#define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014
980#define BNXT_CAG_REG_BASE 0x300000
981
Sathya Perla5a84acb2017-10-26 11:51:31 -0400982struct bnxt_tc_flow_stats {
983 u64 packets;
984 u64 bytes;
985};
986
Sathya Perla2ae74082017-08-28 13:40:33 -0400987struct bnxt_tc_info {
988 bool enabled;
989
990 /* hash table to store TC offloaded flows */
991 struct rhashtable flow_table;
992 struct rhashtable_params flow_ht_params;
993
994 /* hash table to store L2 keys of TC flows */
995 struct rhashtable l2_table;
996 struct rhashtable_params l2_ht_params;
Sathya Perla8c95f772017-10-26 11:51:29 -0400997 /* hash table to store L2 keys for TC tunnel decap */
998 struct rhashtable decap_l2_table;
999 struct rhashtable_params decap_l2_ht_params;
1000 /* hash table to store tunnel decap entries */
1001 struct rhashtable decap_table;
1002 struct rhashtable_params decap_ht_params;
1003 /* hash table to store tunnel encap entries */
1004 struct rhashtable encap_table;
1005 struct rhashtable_params encap_ht_params;
Sathya Perla2ae74082017-08-28 13:40:33 -04001006
1007 /* lock to atomically add/del an l2 node when a flow is
1008 * added or deleted.
1009 */
1010 struct mutex lock;
1011
Sathya Perla5a84acb2017-10-26 11:51:31 -04001012 /* Fields used for batching stats query */
1013 struct rhashtable_iter iter;
1014#define BNXT_FLOW_STATS_BATCH_MAX 10
1015 struct bnxt_tc_stats_batch {
1016 void *flow_node;
1017 struct bnxt_tc_flow_stats hw_stats;
1018 } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1019
Sathya Perla2ae74082017-08-28 13:40:33 -04001020 /* Stat counter mask (width) */
1021 u64 bytes_mask;
1022 u64 packets_mask;
1023};
1024
Sathya Perla4ab0c6a2017-07-24 12:34:27 -04001025struct bnxt_vf_rep_stats {
1026 u64 packets;
1027 u64 bytes;
1028 u64 dropped;
1029};
1030
1031struct bnxt_vf_rep {
1032 struct bnxt *bp;
1033 struct net_device *dev;
Sathya Perlaee5c7fb2017-07-24 12:34:28 -04001034 struct metadata_dst *dst;
Sathya Perla4ab0c6a2017-07-24 12:34:27 -04001035 u16 vf_idx;
1036 u16 tx_cfa_action;
1037 u16 rx_cfa_code;
1038
1039 struct bnxt_vf_rep_stats rx_stats;
1040 struct bnxt_vf_rep_stats tx_stats;
1041};
1042
Michael Chanc0c050c2015-10-22 16:01:17 -04001043struct bnxt {
1044 void __iomem *bar0;
1045 void __iomem *bar1;
1046 void __iomem *bar2;
1047
1048 u32 reg_base;
Michael Chan659c8052016-06-13 02:25:33 -04001049 u16 chip_num;
1050#define CHIP_NUM_57301 0x16c8
1051#define CHIP_NUM_57302 0x16c9
1052#define CHIP_NUM_57304 0x16ca
Prashant Sreedharan3e8060f2016-07-18 07:15:20 -04001053#define CHIP_NUM_58700 0x16cd
Michael Chan659c8052016-06-13 02:25:33 -04001054#define CHIP_NUM_57402 0x16d0
1055#define CHIP_NUM_57404 0x16d1
1056#define CHIP_NUM_57406 0x16d2
Michael Chan3284f9e2017-05-29 19:06:07 -04001057#define CHIP_NUM_57407 0x16d5
Michael Chan659c8052016-06-13 02:25:33 -04001058
1059#define CHIP_NUM_57311 0x16ce
1060#define CHIP_NUM_57312 0x16cf
1061#define CHIP_NUM_57314 0x16df
Michael Chan3284f9e2017-05-29 19:06:07 -04001062#define CHIP_NUM_57317 0x16e0
Michael Chan659c8052016-06-13 02:25:33 -04001063#define CHIP_NUM_57412 0x16d6
1064#define CHIP_NUM_57414 0x16d7
1065#define CHIP_NUM_57416 0x16d8
1066#define CHIP_NUM_57417 0x16d9
Michael Chan3284f9e2017-05-29 19:06:07 -04001067#define CHIP_NUM_57412L 0x16da
1068#define CHIP_NUM_57414L 0x16db
1069
1070#define CHIP_NUM_5745X 0xd730
Michael Chan659c8052016-06-13 02:25:33 -04001071
Ray Jui4a581392017-08-28 13:40:28 -04001072#define CHIP_NUM_58802 0xd802
Ray Jui8ed693b2017-10-26 11:51:20 -04001073#define CHIP_NUM_58804 0xd804
Ray Jui4a581392017-08-28 13:40:28 -04001074#define CHIP_NUM_58808 0xd808
1075
Michael Chan659c8052016-06-13 02:25:33 -04001076#define BNXT_CHIP_NUM_5730X(chip_num) \
1077 ((chip_num) >= CHIP_NUM_57301 && \
1078 (chip_num) <= CHIP_NUM_57304)
1079
1080#define BNXT_CHIP_NUM_5740X(chip_num) \
Michael Chan3284f9e2017-05-29 19:06:07 -04001081 (((chip_num) >= CHIP_NUM_57402 && \
1082 (chip_num) <= CHIP_NUM_57406) || \
1083 (chip_num) == CHIP_NUM_57407)
Michael Chan659c8052016-06-13 02:25:33 -04001084
1085#define BNXT_CHIP_NUM_5731X(chip_num) \
1086 ((chip_num) == CHIP_NUM_57311 || \
1087 (chip_num) == CHIP_NUM_57312 || \
Michael Chan3284f9e2017-05-29 19:06:07 -04001088 (chip_num) == CHIP_NUM_57314 || \
1089 (chip_num) == CHIP_NUM_57317)
Michael Chan659c8052016-06-13 02:25:33 -04001090
1091#define BNXT_CHIP_NUM_5741X(chip_num) \
1092 ((chip_num) >= CHIP_NUM_57412 && \
Michael Chan3284f9e2017-05-29 19:06:07 -04001093 (chip_num) <= CHIP_NUM_57414L)
1094
1095#define BNXT_CHIP_NUM_58700(chip_num) \
1096 ((chip_num) == CHIP_NUM_58700)
1097
1098#define BNXT_CHIP_NUM_5745X(chip_num) \
1099 ((chip_num) == CHIP_NUM_5745X)
Michael Chan659c8052016-06-13 02:25:33 -04001100
1101#define BNXT_CHIP_NUM_57X0X(chip_num) \
1102 (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1103
1104#define BNXT_CHIP_NUM_57X1X(chip_num) \
1105 (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
Michael Chanc0c050c2015-10-22 16:01:17 -04001106
Ray Jui4a581392017-08-28 13:40:28 -04001107#define BNXT_CHIP_NUM_588XX(chip_num) \
1108 ((chip_num) == CHIP_NUM_58802 || \
Ray Jui8ed693b2017-10-26 11:51:20 -04001109 (chip_num) == CHIP_NUM_58804 || \
Ray Jui4a581392017-08-28 13:40:28 -04001110 (chip_num) == CHIP_NUM_58808)
1111
Michael Chanc0c050c2015-10-22 16:01:17 -04001112 struct net_device *dev;
1113 struct pci_dev *pdev;
1114
1115 atomic_t intr_sem;
1116
1117 u32 flags;
1118 #define BNXT_FLAG_DCB_ENABLED 0x1
1119 #define BNXT_FLAG_VF 0x2
1120 #define BNXT_FLAG_LRO 0x4
Michael Chand1611c32015-10-25 22:27:57 -04001121#ifdef CONFIG_INET
Michael Chanc0c050c2015-10-22 16:01:17 -04001122 #define BNXT_FLAG_GRO 0x8
Michael Chand1611c32015-10-25 22:27:57 -04001123#else
1124 /* Cannot support hardware GRO if CONFIG_INET is not set */
1125 #define BNXT_FLAG_GRO 0x0
1126#endif
Michael Chanc0c050c2015-10-22 16:01:17 -04001127 #define BNXT_FLAG_TPA (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1128 #define BNXT_FLAG_JUMBO 0x10
1129 #define BNXT_FLAG_STRIP_VLAN 0x20
1130 #define BNXT_FLAG_AGG_RINGS (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1131 BNXT_FLAG_LRO)
1132 #define BNXT_FLAG_USING_MSIX 0x40
1133 #define BNXT_FLAG_MSIX_CAP 0x80
1134 #define BNXT_FLAG_RFS 0x100
Michael Chan6e6c5a52016-01-02 23:45:02 -05001135 #define BNXT_FLAG_SHARED_RINGS 0x200
Michael Chan3bdf56c2016-03-07 15:38:45 -05001136 #define BNXT_FLAG_PORT_STATS 0x400
Michael Chan87da7f72016-11-16 21:13:09 -05001137 #define BNXT_FLAG_UDP_RSS_CAP 0x800
Michael Chan170ce012016-04-05 14:08:57 -04001138 #define BNXT_FLAG_EEE_CAP 0x1000
Michael Chan8fdefd62016-12-29 12:13:36 -05001139 #define BNXT_FLAG_NEW_RSS_CAP 0x2000
Michael Chanc1ef1462017-04-04 18:14:07 -04001140 #define BNXT_FLAG_WOL_CAP 0x4000
Michael Chane4060d32016-12-07 00:26:19 -05001141 #define BNXT_FLAG_ROCEV1_CAP 0x8000
1142 #define BNXT_FLAG_ROCEV2_CAP 0x10000
1143 #define BNXT_FLAG_ROCE_CAP (BNXT_FLAG_ROCEV1_CAP | \
1144 BNXT_FLAG_ROCEV2_CAP)
Michael Chanbdbd1eb2016-12-29 12:13:43 -05001145 #define BNXT_FLAG_NO_AGG_RINGS 0x20000
Michael Chanc61fb992017-02-06 16:55:36 -05001146 #define BNXT_FLAG_RX_PAGE_MODE 0x40000
Michael Chanbc39f882017-03-08 18:44:34 -05001147 #define BNXT_FLAG_FW_LLDP_AGENT 0x80000
Deepak Khungar9e54e322017-04-21 20:11:26 -04001148 #define BNXT_FLAG_MULTI_HOST 0x100000
Deepak Khungare605db82017-05-29 19:06:04 -04001149 #define BNXT_FLAG_SHORT_CMD 0x200000
Michael Chan434c9752017-05-29 19:06:08 -04001150 #define BNXT_FLAG_DOUBLE_DB 0x400000
Michael Chan9315edc2017-07-24 12:34:25 -04001151 #define BNXT_FLAG_FW_DCBX_AGENT 0x800000
Prashant Sreedharan3e8060f2016-07-18 07:15:20 -04001152 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
Andy Gospodarek6a8788f2018-01-09 16:06:20 -05001153 #define BNXT_FLAG_DIM 0x2000000
Michael Chanbe0dd9c2018-01-17 03:21:07 -05001154 #define BNXT_FLAG_NEW_RM 0x8000000
Michael Chan6e6c5a52016-01-02 23:45:02 -05001155
Michael Chanc0c050c2015-10-22 16:01:17 -04001156 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \
1157 BNXT_FLAG_RFS | \
1158 BNXT_FLAG_STRIP_VLAN)
1159
1160#define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF))
1161#define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF)
Satish Baddipadige567b2ab2016-06-13 02:25:31 -04001162#define BNXT_NPAR(bp) ((bp)->port_partition_type)
Deepak Khungar9e54e322017-04-21 20:11:26 -04001163#define BNXT_MH(bp) ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1164#define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
Prashant Sreedharan3e8060f2016-07-18 07:15:20 -04001165#define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
Michael Chanc61fb992017-02-06 16:55:36 -05001166#define BNXT_RX_PAGE_MODE(bp) ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
Michael Chanc0c050c2015-10-22 16:01:17 -04001167
Michael Chan3284f9e2017-05-29 19:06:07 -04001168/* Chip class phase 4 and later */
1169#define BNXT_CHIP_P4_PLUS(bp) \
1170 (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1171 BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
Ray Jui4a581392017-08-28 13:40:28 -04001172 BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
Michael Chan3284f9e2017-05-29 19:06:07 -04001173 (BNXT_CHIP_NUM_58700((bp)->chip_num) && \
1174 !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1175
Michael Chana588e452016-12-07 00:26:21 -05001176 struct bnxt_en_dev *edev;
1177 struct bnxt_en_dev * (*ulp_probe)(struct net_device *);
1178
Michael Chanc0c050c2015-10-22 16:01:17 -04001179 struct bnxt_napi **bnapi;
1180
Michael Chanb6ab4b02016-01-02 23:44:59 -05001181 struct bnxt_rx_ring_info *rx_ring;
1182 struct bnxt_tx_ring_info *tx_ring;
Michael Chana960dec2017-02-06 16:55:39 -05001183 u16 *tx_ring_map;
Michael Chanb6ab4b02016-01-02 23:44:59 -05001184
Michael Chan309369c2016-06-13 02:25:34 -04001185 struct sk_buff * (*gro_func)(struct bnxt_tpa_info *, int, int,
1186 struct sk_buff *);
1187
Michael Chan6bb19472017-02-06 16:55:32 -05001188 struct sk_buff * (*rx_skb_func)(struct bnxt *,
1189 struct bnxt_rx_ring_info *,
1190 u16, void *, u8 *, dma_addr_t,
1191 unsigned int);
1192
Michael Chanc0c050c2015-10-22 16:01:17 -04001193 u32 rx_buf_size;
1194 u32 rx_buf_use_size; /* useable size */
Michael Chanb3dba772017-02-06 16:55:35 -05001195 u16 rx_offset;
1196 u16 rx_dma_offset;
Michael Chan745fc052017-02-06 16:55:34 -05001197 enum dma_data_direction rx_dir;
Michael Chanc0c050c2015-10-22 16:01:17 -04001198 u32 rx_ring_size;
1199 u32 rx_agg_ring_size;
1200 u32 rx_copy_thresh;
1201 u32 rx_ring_mask;
1202 u32 rx_agg_ring_mask;
1203 int rx_nr_pages;
1204 int rx_agg_nr_pages;
1205 int rx_nr_rings;
1206 int rsscos_nr_ctxs;
1207
1208 u32 tx_ring_size;
1209 u32 tx_ring_mask;
1210 int tx_nr_pages;
1211 int tx_nr_rings;
1212 int tx_nr_rings_per_tc;
Michael Chan5f449242017-02-06 16:55:40 -05001213 int tx_nr_rings_xdp;
Michael Chanc0c050c2015-10-22 16:01:17 -04001214
1215 int tx_wake_thresh;
1216 int tx_push_thresh;
1217 int tx_push_size;
1218
1219 u32 cp_ring_size;
1220 u32 cp_ring_mask;
1221 u32 cp_bit;
1222 int cp_nr_pages;
1223 int cp_nr_rings;
1224
1225 int num_stat_ctxs;
Michael Chanb81a90d2016-01-02 23:45:01 -05001226
1227 /* grp_info indexed by completion ring index */
Michael Chanc0c050c2015-10-22 16:01:17 -04001228 struct bnxt_ring_grp_info *grp_info;
1229 struct bnxt_vnic_info *vnic_info;
1230 int nr_vnics;
Michael Chan87da7f72016-11-16 21:13:09 -05001231 u32 rss_hash_cfg;
Michael Chanc0c050c2015-10-22 16:01:17 -04001232
Michael Chan7eb9bb32017-10-26 11:51:25 -04001233 u16 max_mtu;
Michael Chanc0c050c2015-10-22 16:01:17 -04001234 u8 max_tc;
Michael Chan87c374d2016-12-02 21:17:16 -05001235 u8 max_lltc; /* lossless TCs */
Michael Chanc0c050c2015-10-22 16:01:17 -04001236 struct bnxt_queue_info q_info[BNXT_MAX_QUEUE];
1237
1238 unsigned int current_interval;
Michael Chan3bdf56c2016-03-07 15:38:45 -05001239#define BNXT_TIMER_INTERVAL HZ
Michael Chanc0c050c2015-10-22 16:01:17 -04001240
1241 struct timer_list timer;
1242
Michael Chancaefe522015-12-09 19:35:42 -05001243 unsigned long state;
1244#define BNXT_STATE_OPEN 0
Michael Chan4cebdce2015-12-09 19:35:43 -05001245#define BNXT_STATE_IN_SP_TASK 1
Michael Chanf9b76eb2017-07-11 13:05:34 -04001246#define BNXT_STATE_READ_STATS 2
Michael Chanc0c050c2015-10-22 16:01:17 -04001247
1248 struct bnxt_irq *irq_tbl;
Michael Chan78095922016-12-07 00:26:16 -05001249 int total_irqs;
Michael Chanc0c050c2015-10-22 16:01:17 -04001250 u8 mac_addr[ETH_ALEN];
1251
Michael Chan7df4ae92016-12-02 21:17:17 -05001252#ifdef CONFIG_BNXT_DCB
1253 struct ieee_pfc *ieee_pfc;
1254 struct ieee_ets *ieee_ets;
1255 u8 dcbx_cap;
1256 u8 default_pri;
1257#endif /* CONFIG_BNXT_DCB */
1258
Michael Chanc0c050c2015-10-22 16:01:17 -04001259 u32 msg_enable;
1260
Michael Chan11f15ed2016-04-05 14:08:55 -04001261 u32 hwrm_spec_code;
Michael Chanc0c050c2015-10-22 16:01:17 -04001262 u16 hwrm_cmd_seq;
1263 u32 hwrm_intr_seq_id;
Deepak Khungare605db82017-05-29 19:06:04 -04001264 void *hwrm_short_cmd_req_addr;
1265 dma_addr_t hwrm_short_cmd_req_dma_addr;
Michael Chanc0c050c2015-10-22 16:01:17 -04001266 void *hwrm_cmd_resp_addr;
1267 dma_addr_t hwrm_cmd_resp_dma_addr;
1268 void *hwrm_dbg_resp_addr;
1269 dma_addr_t hwrm_dbg_resp_dma_addr;
1270#define HWRM_DBG_REG_BUF_SIZE 128
Michael Chan3bdf56c2016-03-07 15:38:45 -05001271
1272 struct rx_port_stats *hw_rx_port_stats;
1273 struct tx_port_stats *hw_tx_port_stats;
1274 dma_addr_t hw_rx_port_stats_map;
1275 dma_addr_t hw_tx_port_stats_map;
1276 int hw_port_stats_size;
1277
Michael Chane6ef2692016-03-28 19:46:05 -04001278 u16 hwrm_max_req_len;
Michael Chanff4fe812016-02-26 04:00:04 -05001279 int hwrm_cmd_timeout;
Michael Chanc0c050c2015-10-22 16:01:17 -04001280 struct mutex hwrm_cmd_lock; /* serialize hwrm messages */
1281 struct hwrm_ver_get_output ver_resp;
1282#define FW_VER_STR_LEN 32
1283#define BC_HWRM_STR_LEN 21
1284#define PHY_VER_STR_LEN (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1285 char fw_ver_str[FW_VER_STR_LEN];
1286 __be16 vxlan_port;
1287 u8 vxlan_port_cnt;
1288 __le16 vxlan_fw_dst_port_id;
Alexander Duyck7cdd5fc2016-06-16 12:21:36 -07001289 __be16 nge_port;
Michael Chanc0c050c2015-10-22 16:01:17 -04001290 u8 nge_port_cnt;
1291 __le16 nge_fw_dst_port_id;
Satish Baddipadige567b2ab2016-06-13 02:25:31 -04001292 u8 port_partition_type;
Michael Chand5430d32017-08-28 13:40:31 -04001293 u8 port_count;
Michael Chan32e8239c2017-07-24 12:34:21 -04001294 u16 br_mode;
Michael Chandfc9c942016-02-26 04:00:03 -05001295
Michael Chan18775aa2017-10-26 11:51:27 -04001296 struct bnxt_coal rx_coal;
1297 struct bnxt_coal tx_coal;
Michael Chanc0c050c2015-10-22 16:01:17 -04001298
1299#define BNXT_USEC_TO_COAL_TIMER(x) ((x) * 25 / 2)
Michael Chanc0c050c2015-10-22 16:01:17 -04001300
Michael Chan51f30782016-07-01 18:46:29 -04001301 u32 stats_coal_ticks;
1302#define BNXT_DEF_STATS_COAL_TICKS 1000000
1303#define BNXT_MIN_STATS_COAL_TICKS 250000
1304#define BNXT_MAX_STATS_COAL_TICKS 1000000
1305
Michael Chanc0c050c2015-10-22 16:01:17 -04001306 struct work_struct sp_task;
1307 unsigned long sp_event;
1308#define BNXT_RX_MASK_SP_EVENT 0
1309#define BNXT_RX_NTP_FLTR_SP_EVENT 1
1310#define BNXT_LINK_CHNG_SP_EVENT 2
Jeffrey Huangc5d77742015-11-05 16:25:47 -05001311#define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1312#define BNXT_VXLAN_ADD_PORT_SP_EVENT 4
1313#define BNXT_VXLAN_DEL_PORT_SP_EVENT 5
1314#define BNXT_RESET_TASK_SP_EVENT 6
1315#define BNXT_RST_RING_SP_EVENT 7
Jeffrey Huang19241362016-02-26 04:00:00 -05001316#define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8
Michael Chan3bdf56c2016-03-07 15:38:45 -05001317#define BNXT_PERIODIC_STATS_SP_EVENT 9
Michael Chan4bb13ab2016-04-05 14:09:01 -04001318#define BNXT_HWRM_PORT_MODULE_SP_EVENT 10
Michael Chanfc0f1922016-06-13 02:25:30 -04001319#define BNXT_RESET_TASK_SILENT_SP_EVENT 11
Alexander Duyck7cdd5fc2016-06-16 12:21:36 -07001320#define BNXT_GENEVE_ADD_PORT_SP_EVENT 12
1321#define BNXT_GENEVE_DEL_PORT_SP_EVENT 13
Michael Chan286ef9d2016-11-16 21:13:08 -05001322#define BNXT_LINK_SPEED_CHNG_SP_EVENT 14
Sathya Perla5a84acb2017-10-26 11:51:31 -04001323#define BNXT_FLOW_STATS_SP_EVENT 15
Michael Chanc0c050c2015-10-22 16:01:17 -04001324
Michael Chan6a4f2942018-01-17 03:21:06 -05001325 struct bnxt_hw_resc hw_resc;
Michael Chan379a80a2015-10-23 15:06:19 -04001326 struct bnxt_pf_info pf;
Michael Chanc0c050c2015-10-22 16:01:17 -04001327#ifdef CONFIG_BNXT_SRIOV
1328 int nr_vfs;
Michael Chanc0c050c2015-10-22 16:01:17 -04001329 struct bnxt_vf_info vf;
1330 wait_queue_head_t sriov_cfg_wait;
1331 bool sriov_cfg;
1332#define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
Sathya Perla4ab0c6a2017-07-24 12:34:27 -04001333
1334 /* lock to protect VF-rep creation/cleanup via
1335 * multiple paths such as ->sriov_configure() and
1336 * devlink ->eswitch_mode_set()
1337 */
1338 struct mutex sriov_lock;
Michael Chanc0c050c2015-10-22 16:01:17 -04001339#endif
1340
1341#define BNXT_NTP_FLTR_MAX_FLTR 4096
1342#define BNXT_NTP_FLTR_HASH_SIZE 512
1343#define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1344 struct hlist_head ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1345 spinlock_t ntp_fltr_lock; /* for hash table add, del */
1346
1347 unsigned long *ntp_fltr_bmap;
1348 int ntp_fltr_count;
1349
Michael Chane2dc9b62017-10-13 21:09:30 -04001350 /* To protect link related settings during link changes and
1351 * ethtool settings changes.
1352 */
1353 struct mutex link_lock;
Michael Chanc0c050c2015-10-22 16:01:17 -04001354 struct bnxt_link_info link_info;
Michael Chan170ce012016-04-05 14:08:57 -04001355 struct ethtool_eee eee;
1356 u32 lpi_tmr_lo;
1357 u32 lpi_tmr_hi;
Michael Chan5ad2cbe2017-01-13 01:32:03 -05001358
Michael Chaneb513652017-04-04 18:14:12 -04001359 u8 num_tests;
1360 struct bnxt_test_info *test_info;
1361
Michael Chanc1ef1462017-04-04 18:14:07 -04001362 u8 wol_filter_id;
1363 u8 wol;
1364
Michael Chan5ad2cbe2017-01-13 01:32:03 -05001365 u8 num_leds;
1366 struct bnxt_led_info leds[BNXT_MAX_LED];
Michael Chanc6d30e82017-02-06 16:55:42 -05001367
1368 struct bpf_prog *xdp_prog;
Sathya Perla4ab0c6a2017-07-24 12:34:27 -04001369
1370 /* devlink interface and vf-rep structs */
1371 struct devlink *dl;
1372 enum devlink_eswitch_mode eswitch_mode;
1373 struct bnxt_vf_rep **vf_reps; /* array of vf-rep ptrs */
1374 u16 *cfa_code_map; /* cfa_code -> vf_idx map */
Sathya Perladd4ea1d2018-01-17 03:21:16 -05001375 u8 switch_id[8];
Sathya Perlacd663582017-10-26 11:51:32 -04001376 struct bnxt_tc_info *tc_info;
Michael Chanc0c050c2015-10-22 16:01:17 -04001377};
1378
Michael Chanc77192f2016-12-02 21:17:18 -05001379#define BNXT_RX_STATS_OFFSET(counter) \
1380 (offsetof(struct rx_port_stats, counter) / 8)
1381
1382#define BNXT_TX_STATS_OFFSET(counter) \
1383 ((offsetof(struct tx_port_stats, counter) + \
1384 sizeof(struct rx_port_stats) + 512) / 8)
1385
Ajit Khaparde42ee18f2016-05-15 03:04:44 -04001386#define I2C_DEV_ADDR_A0 0xa0
1387#define I2C_DEV_ADDR_A2 0xa2
1388#define SFP_EEPROM_SFF_8472_COMP_ADDR 0x5e
1389#define SFP_EEPROM_SFF_8472_COMP_SIZE 1
1390#define SFF_MODULE_ID_SFP 0x3
1391#define SFF_MODULE_ID_QSFP 0xc
1392#define SFF_MODULE_ID_QSFP_PLUS 0xd
1393#define SFF_MODULE_ID_QSFP28 0x11
1394#define BNXT_MAX_PHY_I2C_RESP_SIZE 64
1395
Michael Chan38413402017-02-06 16:55:43 -05001396static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1397{
1398 /* Tell compiler to fetch tx indices from memory. */
1399 barrier();
1400
1401 return bp->tx_ring_size -
1402 ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1403}
1404
Michael Chan434c9752017-05-29 19:06:08 -04001405/* For TX and RX ring doorbells */
1406static inline void bnxt_db_write(struct bnxt *bp, void __iomem *db, u32 val)
1407{
1408 writel(val, db);
1409 if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1410 writel(val, db);
1411}
1412
Michael Chan38413402017-02-06 16:55:43 -05001413extern const u16 bnxt_lhint_arr[];
1414
1415int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1416 u16 prod, gfp_t gfp);
Michael Chanc6d30e82017-02-06 16:55:42 -05001417void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1418void bnxt_set_tpa_flags(struct bnxt *bp);
Michael Chanc0c050c2015-10-22 16:01:17 -04001419void bnxt_set_ring_params(struct bnxt *);
Michael Chanc61fb992017-02-06 16:55:36 -05001420int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
Michael Chanc0c050c2015-10-22 16:01:17 -04001421void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1422int _hwrm_send_message(struct bnxt *, void *, u32, int);
Michael Chancc72f3b2017-10-13 21:09:33 -04001423int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
Michael Chanc0c050c2015-10-22 16:01:17 -04001424int hwrm_send_message(struct bnxt *, void *, u32, int);
Michael Chan90e209212016-02-26 04:00:08 -05001425int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
Michael Chana1653b12016-12-07 00:26:20 -05001426int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
1427 int bmap_size);
Michael Chana588e452016-12-07 00:26:21 -05001428int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
Michael Chan391be5c2016-12-29 12:13:41 -05001429int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
Michael Chanc0c050c2015-10-22 16:01:17 -04001430int bnxt_hwrm_set_coal(struct bnxt *);
Michael Chane4060d32016-12-07 00:26:19 -05001431unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
Michael Chana588e452016-12-07 00:26:21 -05001432void bnxt_set_max_func_stat_ctxs(struct bnxt *bp, unsigned int max);
Michael Chane4060d32016-12-07 00:26:19 -05001433unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
Michael Chana588e452016-12-07 00:26:21 -05001434void bnxt_set_max_func_cp_rings(struct bnxt *bp, unsigned int max);
Michael Chan33c26572016-12-07 00:26:15 -05001435void bnxt_set_max_func_irqs(struct bnxt *bp, unsigned int max);
Michael Chan7df4ae92016-12-02 21:17:17 -05001436void bnxt_tx_disable(struct bnxt *bp);
1437void bnxt_tx_enable(struct bnxt *bp);
Michael Chanc0c050c2015-10-22 16:01:17 -04001438int bnxt_hwrm_set_pause(struct bnxt *);
Michael Chan939f7f02016-04-05 14:08:58 -04001439int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
Michael Chan5282db62017-04-04 18:14:10 -04001440int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
1441int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
Rob Swindell5ac67d82016-09-19 03:58:03 -04001442int bnxt_hwrm_fw_set_time(struct bnxt *);
Michael Chanc0c050c2015-10-22 16:01:17 -04001443int bnxt_open_nic(struct bnxt *, bool, bool);
Michael Chanf7dc1ea2017-04-04 18:14:13 -04001444int bnxt_half_open_nic(struct bnxt *bp);
1445void bnxt_half_close_nic(struct bnxt *bp);
Michael Chanc0c050c2015-10-22 16:01:17 -04001446int bnxt_close_nic(struct bnxt *, bool, bool);
Michael Chan98fdbe72017-08-28 13:40:26 -04001447int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
1448 int tx_xdp);
Michael Chanc5e3deb2016-12-02 21:17:15 -05001449int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
Michael Chan6e6c5a52016-01-02 23:45:02 -05001450int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
Michael Chan80fcaf42018-01-17 03:21:05 -05001451int bnxt_restore_pf_fw_resources(struct bnxt *bp);
Sathya Perlac124a622017-07-24 12:34:29 -04001452int bnxt_port_attr_get(struct bnxt *bp, struct switchdev_attr *attr);
Andy Gospodarek6a8788f2018-01-09 16:06:20 -05001453void bnxt_dim_work(struct work_struct *work);
1454int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
1455
Michael Chanc0c050c2015-10-22 16:01:17 -04001456#endif