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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 Chanc0c050c2015-10-22 16:01:17 -04004 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation.
8 */
9
10#ifndef BNXT_H
11#define BNXT_H
12
13#define DRV_MODULE_NAME "bnxt_en"
Michael Chana58a3e62016-07-01 18:46:20 -040014#define DRV_MODULE_VERSION "1.3.0"
Michael Chanc0c050c2015-10-22 16:01:17 -040015
Michael Chanc1935542015-12-27 18:19:28 -050016#define DRV_VER_MAJ 1
Michael Chana58a3e62016-07-01 18:46:20 -040017#define DRV_VER_MIN 3
Michael Chanc1935542015-12-27 18:19:28 -050018#define DRV_VER_UPD 0
Michael Chanc0c050c2015-10-22 16:01:17 -040019
20struct tx_bd {
21 __le32 tx_bd_len_flags_type;
22 #define TX_BD_TYPE (0x3f << 0)
23 #define TX_BD_TYPE_SHORT_TX_BD (0x00 << 0)
24 #define TX_BD_TYPE_LONG_TX_BD (0x10 << 0)
25 #define TX_BD_FLAGS_PACKET_END (1 << 6)
26 #define TX_BD_FLAGS_NO_CMPL (1 << 7)
27 #define TX_BD_FLAGS_BD_CNT (0x1f << 8)
28 #define TX_BD_FLAGS_BD_CNT_SHIFT 8
29 #define TX_BD_FLAGS_LHINT (3 << 13)
30 #define TX_BD_FLAGS_LHINT_SHIFT 13
31 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER (0 << 13)
32 #define TX_BD_FLAGS_LHINT_512_TO_1023 (1 << 13)
33 #define TX_BD_FLAGS_LHINT_1024_TO_2047 (2 << 13)
34 #define TX_BD_FLAGS_LHINT_2048_AND_LARGER (3 << 13)
35 #define TX_BD_FLAGS_COAL_NOW (1 << 15)
36 #define TX_BD_LEN (0xffff << 16)
37 #define TX_BD_LEN_SHIFT 16
38
39 u32 tx_bd_opaque;
40 __le64 tx_bd_haddr;
41} __packed;
42
43struct tx_bd_ext {
44 __le32 tx_bd_hsize_lflags;
45 #define TX_BD_FLAGS_TCP_UDP_CHKSUM (1 << 0)
46 #define TX_BD_FLAGS_IP_CKSUM (1 << 1)
47 #define TX_BD_FLAGS_NO_CRC (1 << 2)
48 #define TX_BD_FLAGS_STAMP (1 << 3)
49 #define TX_BD_FLAGS_T_IP_CHKSUM (1 << 4)
50 #define TX_BD_FLAGS_LSO (1 << 5)
51 #define TX_BD_FLAGS_IPID_FMT (1 << 6)
52 #define TX_BD_FLAGS_T_IPID (1 << 7)
53 #define TX_BD_HSIZE (0xff << 16)
54 #define TX_BD_HSIZE_SHIFT 16
55
56 __le32 tx_bd_mss;
57 __le32 tx_bd_cfa_action;
58 #define TX_BD_CFA_ACTION (0xffff << 16)
59 #define TX_BD_CFA_ACTION_SHIFT 16
60
61 __le32 tx_bd_cfa_meta;
62 #define TX_BD_CFA_META_MASK 0xfffffff
63 #define TX_BD_CFA_META_VID_MASK 0xfff
64 #define TX_BD_CFA_META_PRI_MASK (0xf << 12)
65 #define TX_BD_CFA_META_PRI_SHIFT 12
66 #define TX_BD_CFA_META_TPID_MASK (3 << 16)
67 #define TX_BD_CFA_META_TPID_SHIFT 16
68 #define TX_BD_CFA_META_KEY (0xf << 28)
69 #define TX_BD_CFA_META_KEY_SHIFT 28
70 #define TX_BD_CFA_META_KEY_VLAN (1 << 28)
71};
72
73struct rx_bd {
74 __le32 rx_bd_len_flags_type;
75 #define RX_BD_TYPE (0x3f << 0)
76 #define RX_BD_TYPE_RX_PACKET_BD 0x4
77 #define RX_BD_TYPE_RX_BUFFER_BD 0x5
78 #define RX_BD_TYPE_RX_AGG_BD 0x6
79 #define RX_BD_TYPE_16B_BD_SIZE (0 << 4)
80 #define RX_BD_TYPE_32B_BD_SIZE (1 << 4)
81 #define RX_BD_TYPE_48B_BD_SIZE (2 << 4)
82 #define RX_BD_TYPE_64B_BD_SIZE (3 << 4)
83 #define RX_BD_FLAGS_SOP (1 << 6)
84 #define RX_BD_FLAGS_EOP (1 << 7)
85 #define RX_BD_FLAGS_BUFFERS (3 << 8)
86 #define RX_BD_FLAGS_1_BUFFER_PACKET (0 << 8)
87 #define RX_BD_FLAGS_2_BUFFER_PACKET (1 << 8)
88 #define RX_BD_FLAGS_3_BUFFER_PACKET (2 << 8)
89 #define RX_BD_FLAGS_4_BUFFER_PACKET (3 << 8)
90 #define RX_BD_LEN (0xffff << 16)
91 #define RX_BD_LEN_SHIFT 16
92
93 u32 rx_bd_opaque;
94 __le64 rx_bd_haddr;
95};
96
97struct tx_cmp {
98 __le32 tx_cmp_flags_type;
99 #define CMP_TYPE (0x3f << 0)
100 #define CMP_TYPE_TX_L2_CMP 0
101 #define CMP_TYPE_RX_L2_CMP 17
102 #define CMP_TYPE_RX_AGG_CMP 18
103 #define CMP_TYPE_RX_L2_TPA_START_CMP 19
104 #define CMP_TYPE_RX_L2_TPA_END_CMP 21
105 #define CMP_TYPE_STATUS_CMP 32
106 #define CMP_TYPE_REMOTE_DRIVER_REQ 34
107 #define CMP_TYPE_REMOTE_DRIVER_RESP 36
108 #define CMP_TYPE_ERROR_STATUS 48
109 #define CMPL_BASE_TYPE_STAT_EJECT (0x1aUL << 0)
110 #define CMPL_BASE_TYPE_HWRM_DONE (0x20UL << 0)
111 #define CMPL_BASE_TYPE_HWRM_FWD_REQ (0x22UL << 0)
112 #define CMPL_BASE_TYPE_HWRM_FWD_RESP (0x24UL << 0)
113 #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT (0x2eUL << 0)
114
115 #define TX_CMP_FLAGS_ERROR (1 << 6)
116 #define TX_CMP_FLAGS_PUSH (1 << 7)
117
118 u32 tx_cmp_opaque;
119 __le32 tx_cmp_errors_v;
120 #define TX_CMP_V (1 << 0)
121 #define TX_CMP_ERRORS_BUFFER_ERROR (7 << 1)
122 #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR 0
123 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT 2
124 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG 4
125 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS 5
126 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT (1 << 4)
127 #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN (1 << 5)
128 #define TX_CMP_ERRORS_DMA_ERROR (1 << 6)
129 #define TX_CMP_ERRORS_HINT_TOO_SHORT (1 << 7)
130
131 __le32 tx_cmp_unsed_3;
132};
133
134struct rx_cmp {
135 __le32 rx_cmp_len_flags_type;
136 #define RX_CMP_CMP_TYPE (0x3f << 0)
137 #define RX_CMP_FLAGS_ERROR (1 << 6)
138 #define RX_CMP_FLAGS_PLACEMENT (7 << 7)
139 #define RX_CMP_FLAGS_RSS_VALID (1 << 10)
140 #define RX_CMP_FLAGS_UNUSED (1 << 11)
141 #define RX_CMP_FLAGS_ITYPES_SHIFT 12
142 #define RX_CMP_FLAGS_ITYPE_UNKNOWN (0 << 12)
143 #define RX_CMP_FLAGS_ITYPE_IP (1 << 12)
144 #define RX_CMP_FLAGS_ITYPE_TCP (2 << 12)
145 #define RX_CMP_FLAGS_ITYPE_UDP (3 << 12)
146 #define RX_CMP_FLAGS_ITYPE_FCOE (4 << 12)
147 #define RX_CMP_FLAGS_ITYPE_ROCE (5 << 12)
148 #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS (8 << 12)
149 #define RX_CMP_FLAGS_ITYPE_PTP_W_TS (9 << 12)
150 #define RX_CMP_LEN (0xffff << 16)
151 #define RX_CMP_LEN_SHIFT 16
152
153 u32 rx_cmp_opaque;
154 __le32 rx_cmp_misc_v1;
155 #define RX_CMP_V1 (1 << 0)
156 #define RX_CMP_AGG_BUFS (0x1f << 1)
157 #define RX_CMP_AGG_BUFS_SHIFT 1
158 #define RX_CMP_RSS_HASH_TYPE (0x7f << 9)
159 #define RX_CMP_RSS_HASH_TYPE_SHIFT 9
160 #define RX_CMP_PAYLOAD_OFFSET (0xff << 16)
161 #define RX_CMP_PAYLOAD_OFFSET_SHIFT 16
162
163 __le32 rx_cmp_rss_hash;
164};
165
166#define RX_CMP_HASH_VALID(rxcmp) \
167 ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
168
Michael Chan614388c2015-11-05 16:25:48 -0500169#define RSS_PROFILE_ID_MASK 0x1f
170
Michael Chanc0c050c2015-10-22 16:01:17 -0400171#define RX_CMP_HASH_TYPE(rxcmp) \
Michael Chan614388c2015-11-05 16:25:48 -0500172 (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
173 RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
Michael Chanc0c050c2015-10-22 16:01:17 -0400174
175struct rx_cmp_ext {
176 __le32 rx_cmp_flags2;
177 #define RX_CMP_FLAGS2_IP_CS_CALC 0x1
178 #define RX_CMP_FLAGS2_L4_CS_CALC (0x1 << 1)
179 #define RX_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2)
180 #define RX_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3)
181 #define RX_CMP_FLAGS2_META_FORMAT_VLAN (0x1 << 4)
182 __le32 rx_cmp_meta_data;
183 #define RX_CMP_FLAGS2_METADATA_VID_MASK 0xfff
184 #define RX_CMP_FLAGS2_METADATA_TPID_MASK 0xffff0000
185 #define RX_CMP_FLAGS2_METADATA_TPID_SFT 16
186 __le32 rx_cmp_cfa_code_errors_v2;
187 #define RX_CMP_V (1 << 0)
188 #define RX_CMPL_ERRORS_MASK (0x7fff << 1)
189 #define RX_CMPL_ERRORS_SFT 1
190 #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK (0x7 << 1)
191 #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1)
192 #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT (0x1 << 1)
193 #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1)
194 #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1)
195 #define RX_CMPL_ERRORS_IP_CS_ERROR (0x1 << 4)
196 #define RX_CMPL_ERRORS_L4_CS_ERROR (0x1 << 5)
197 #define RX_CMPL_ERRORS_T_IP_CS_ERROR (0x1 << 6)
198 #define RX_CMPL_ERRORS_T_L4_CS_ERROR (0x1 << 7)
199 #define RX_CMPL_ERRORS_CRC_ERROR (0x1 << 8)
200 #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK (0x7 << 9)
201 #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR (0x0 << 9)
202 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION (0x1 << 9)
203 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN (0x2 << 9)
204 #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR (0x3 << 9)
205 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR (0x4 << 9)
206 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR (0x5 << 9)
207 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL (0x6 << 9)
208 #define RX_CMPL_ERRORS_PKT_ERROR_MASK (0xf << 12)
209 #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR (0x0 << 12)
210 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION (0x1 << 12)
211 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN (0x2 << 12)
212 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL (0x3 << 12)
213 #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR (0x4 << 12)
214 #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR (0x5 << 12)
215 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN (0x6 << 12)
216 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
217 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN (0x8 << 12)
218
219 #define RX_CMPL_CFA_CODE_MASK (0xffff << 16)
220 #define RX_CMPL_CFA_CODE_SFT 16
221
222 __le32 rx_cmp_unused3;
223};
224
225#define RX_CMP_L2_ERRORS \
226 cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
227
228#define RX_CMP_L4_CS_BITS \
229 (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
230
231#define RX_CMP_L4_CS_ERR_BITS \
232 (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
233
234#define RX_CMP_L4_CS_OK(rxcmp1) \
235 (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) && \
236 !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
237
238#define RX_CMP_ENCAP(rxcmp1) \
239 ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) & \
240 RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
241
242struct rx_agg_cmp {
243 __le32 rx_agg_cmp_len_flags_type;
244 #define RX_AGG_CMP_TYPE (0x3f << 0)
245 #define RX_AGG_CMP_LEN (0xffff << 16)
246 #define RX_AGG_CMP_LEN_SHIFT 16
247 u32 rx_agg_cmp_opaque;
248 __le32 rx_agg_cmp_v;
249 #define RX_AGG_CMP_V (1 << 0)
250 __le32 rx_agg_cmp_unused;
251};
252
253struct rx_tpa_start_cmp {
254 __le32 rx_tpa_start_cmp_len_flags_type;
255 #define RX_TPA_START_CMP_TYPE (0x3f << 0)
256 #define RX_TPA_START_CMP_FLAGS (0x3ff << 6)
257 #define RX_TPA_START_CMP_FLAGS_SHIFT 6
258 #define RX_TPA_START_CMP_FLAGS_PLACEMENT (0x7 << 7)
259 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT 7
260 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
261 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
262 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
263 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
264 #define RX_TPA_START_CMP_FLAGS_RSS_VALID (0x1 << 10)
265 #define RX_TPA_START_CMP_FLAGS_ITYPES (0xf << 12)
266 #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT 12
267 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
268 #define RX_TPA_START_CMP_LEN (0xffff << 16)
269 #define RX_TPA_START_CMP_LEN_SHIFT 16
270
271 u32 rx_tpa_start_cmp_opaque;
272 __le32 rx_tpa_start_cmp_misc_v1;
273 #define RX_TPA_START_CMP_V1 (0x1 << 0)
274 #define RX_TPA_START_CMP_RSS_HASH_TYPE (0x7f << 9)
275 #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT 9
276 #define RX_TPA_START_CMP_AGG_ID (0x7f << 25)
277 #define RX_TPA_START_CMP_AGG_ID_SHIFT 25
278
279 __le32 rx_tpa_start_cmp_rss_hash;
280};
281
282#define TPA_START_HASH_VALID(rx_tpa_start) \
283 ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \
284 cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
285
286#define TPA_START_HASH_TYPE(rx_tpa_start) \
Michael Chan614388c2015-11-05 16:25:48 -0500287 (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
288 RX_TPA_START_CMP_RSS_HASH_TYPE) >> \
289 RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
Michael Chanc0c050c2015-10-22 16:01:17 -0400290
291#define TPA_START_AGG_ID(rx_tpa_start) \
292 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \
293 RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
294
295struct rx_tpa_start_cmp_ext {
296 __le32 rx_tpa_start_cmp_flags2;
297 #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC (0x1 << 0)
298 #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC (0x1 << 1)
299 #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2)
300 #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3)
Michael Chan94758f82016-06-13 02:25:35 -0400301 #define RX_TPA_START_CMP_FLAGS2_IP_TYPE (0x1 << 8)
Michael Chanc0c050c2015-10-22 16:01:17 -0400302
303 __le32 rx_tpa_start_cmp_metadata;
304 __le32 rx_tpa_start_cmp_cfa_code_v2;
305 #define RX_TPA_START_CMP_V2 (0x1 << 0)
306 #define RX_TPA_START_CMP_CFA_CODE (0xffff << 16)
307 #define RX_TPA_START_CMPL_CFA_CODE_SHIFT 16
Michael Chan94758f82016-06-13 02:25:35 -0400308 __le32 rx_tpa_start_cmp_hdr_info;
Michael Chanc0c050c2015-10-22 16:01:17 -0400309};
310
311struct rx_tpa_end_cmp {
312 __le32 rx_tpa_end_cmp_len_flags_type;
313 #define RX_TPA_END_CMP_TYPE (0x3f << 0)
314 #define RX_TPA_END_CMP_FLAGS (0x3ff << 6)
315 #define RX_TPA_END_CMP_FLAGS_SHIFT 6
316 #define RX_TPA_END_CMP_FLAGS_PLACEMENT (0x7 << 7)
317 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT 7
318 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7)
319 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7)
320 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7)
321 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7)
322 #define RX_TPA_END_CMP_FLAGS_RSS_VALID (0x1 << 10)
323 #define RX_TPA_END_CMP_FLAGS_ITYPES (0xf << 12)
324 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT 12
325 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP (0x2 << 12)
326 #define RX_TPA_END_CMP_LEN (0xffff << 16)
327 #define RX_TPA_END_CMP_LEN_SHIFT 16
328
329 u32 rx_tpa_end_cmp_opaque;
330 __le32 rx_tpa_end_cmp_misc_v1;
331 #define RX_TPA_END_CMP_V1 (0x1 << 0)
332 #define RX_TPA_END_CMP_AGG_BUFS (0x3f << 1)
333 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT 1
334 #define RX_TPA_END_CMP_TPA_SEGS (0xff << 8)
335 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT 8
336 #define RX_TPA_END_CMP_PAYLOAD_OFFSET (0xff << 16)
337 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT 16
338 #define RX_TPA_END_CMP_AGG_ID (0x7f << 25)
339 #define RX_TPA_END_CMP_AGG_ID_SHIFT 25
340
341 __le32 rx_tpa_end_cmp_tsdelta;
342 #define RX_TPA_END_GRO_TS (0x1 << 31)
343};
344
345#define TPA_END_AGG_ID(rx_tpa_end) \
346 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
347 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
348
349#define TPA_END_TPA_SEGS(rx_tpa_end) \
350 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \
351 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
352
353#define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO \
354 cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO & \
355 RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
356
357#define TPA_END_GRO(rx_tpa_end) \
358 ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type & \
359 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
360
361#define TPA_END_GRO_TS(rx_tpa_end) \
Michael Chana58a3e62016-07-01 18:46:20 -0400362 (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta & \
363 cpu_to_le32(RX_TPA_END_GRO_TS)))
Michael Chanc0c050c2015-10-22 16:01:17 -0400364
365struct rx_tpa_end_cmp_ext {
366 __le32 rx_tpa_end_cmp_dup_acks;
367 #define RX_TPA_END_CMP_TPA_DUP_ACKS (0xf << 0)
368
369 __le32 rx_tpa_end_cmp_seg_len;
370 #define RX_TPA_END_CMP_TPA_SEG_LEN (0xffff << 0)
371
372 __le32 rx_tpa_end_cmp_errors_v2;
373 #define RX_TPA_END_CMP_V2 (0x1 << 0)
374 #define RX_TPA_END_CMP_ERRORS (0x7fff << 1)
375 #define RX_TPA_END_CMPL_ERRORS_SHIFT 1
376
377 u32 rx_tpa_end_cmp_start_opaque;
378};
379
380#define DB_IDX_MASK 0xffffff
381#define DB_IDX_VALID (0x1 << 26)
382#define DB_IRQ_DIS (0x1 << 27)
383#define DB_KEY_TX (0x0 << 28)
384#define DB_KEY_RX (0x1 << 28)
385#define DB_KEY_CP (0x2 << 28)
386#define DB_KEY_ST (0x3 << 28)
387#define DB_KEY_TX_PUSH (0x4 << 28)
388#define DB_LONG_TX_PUSH (0x2 << 24)
389
390#define INVALID_HW_RING_ID ((u16)-1)
391
392#define BNXT_RSS_HASH_TYPE_FLAG_IPV4 0x01
393#define BNXT_RSS_HASH_TYPE_FLAG_TCP_IPV4 0x02
394#define BNXT_RSS_HASH_TYPE_FLAG_IPV6 0x04
395#define BNXT_RSS_HASH_TYPE_FLAG_TCP_IPV6 0x08
396
397/* The hardware supports certain page sizes. Use the supported page sizes
398 * to allocate the rings.
399 */
400#if (PAGE_SHIFT < 12)
401#define BNXT_PAGE_SHIFT 12
402#elif (PAGE_SHIFT <= 13)
403#define BNXT_PAGE_SHIFT PAGE_SHIFT
404#elif (PAGE_SHIFT < 16)
405#define BNXT_PAGE_SHIFT 13
406#else
407#define BNXT_PAGE_SHIFT 16
408#endif
409
410#define BNXT_PAGE_SIZE (1 << BNXT_PAGE_SHIFT)
411
Michael Chan2839f282016-04-25 02:30:50 -0400412/* The RXBD length is 16-bit so we can only support page sizes < 64K */
413#if (PAGE_SHIFT > 15)
414#define BNXT_RX_PAGE_SHIFT 15
415#else
416#define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
417#endif
418
419#define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
420
Michael Chanc0c050c2015-10-22 16:01:17 -0400421#define BNXT_MIN_PKT_SIZE 45
422
423#define BNXT_NUM_TESTS(bp) 0
424
Michael Chan51dd55b2016-02-10 17:33:50 -0500425#define BNXT_DEFAULT_RX_RING_SIZE 511
426#define BNXT_DEFAULT_TX_RING_SIZE 511
Michael Chanc0c050c2015-10-22 16:01:17 -0400427
428#define MAX_TPA 64
429
Michael Chand0a42d62016-05-15 03:04:46 -0400430#if (BNXT_PAGE_SHIFT == 16)
431#define MAX_RX_PAGES 1
432#define MAX_RX_AGG_PAGES 4
433#define MAX_TX_PAGES 1
434#define MAX_CP_PAGES 8
435#else
Michael Chanc0c050c2015-10-22 16:01:17 -0400436#define MAX_RX_PAGES 8
437#define MAX_RX_AGG_PAGES 32
438#define MAX_TX_PAGES 8
439#define MAX_CP_PAGES 64
Michael Chand0a42d62016-05-15 03:04:46 -0400440#endif
Michael Chanc0c050c2015-10-22 16:01:17 -0400441
442#define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
443#define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
444#define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
445
446#define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
447#define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
448
449#define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
450
451#define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
452#define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
453
454#define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
455
456#define BNXT_MAX_RX_DESC_CNT (RX_DESC_CNT * MAX_RX_PAGES - 1)
457#define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
458#define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1)
459
460#define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
461#define RX_IDX(x) ((x) & (RX_DESC_CNT - 1))
462
463#define TX_RING(x) (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
464#define TX_IDX(x) ((x) & (TX_DESC_CNT - 1))
465
466#define CP_RING(x) (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
467#define CP_IDX(x) ((x) & (CP_DESC_CNT - 1))
468
469#define TX_CMP_VALID(txcmp, raw_cons) \
470 (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) == \
471 !((raw_cons) & bp->cp_bit))
472
473#define RX_CMP_VALID(rxcmp1, raw_cons) \
474 (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
475 !((raw_cons) & bp->cp_bit))
476
477#define RX_AGG_CMP_VALID(agg, raw_cons) \
478 (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
479 !((raw_cons) & bp->cp_bit))
480
481#define TX_CMP_TYPE(txcmp) \
482 (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
483
484#define RX_CMP_TYPE(rxcmp) \
485 (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
486
487#define NEXT_RX(idx) (((idx) + 1) & bp->rx_ring_mask)
488
489#define NEXT_RX_AGG(idx) (((idx) + 1) & bp->rx_agg_ring_mask)
490
491#define NEXT_TX(idx) (((idx) + 1) & bp->tx_ring_mask)
492
493#define ADV_RAW_CMP(idx, n) ((idx) + (n))
494#define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1)
495#define RING_CMP(idx) ((idx) & bp->cp_ring_mask)
496#define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1))
497
Michael Chane6ef2692016-03-28 19:46:05 -0400498#define BNXT_HWRM_MAX_REQ_LEN (bp->hwrm_max_req_len)
Michael Chanff4fe812016-02-26 04:00:04 -0500499#define DFLT_HWRM_CMD_TIMEOUT 500
500#define HWRM_CMD_TIMEOUT (bp->hwrm_cmd_timeout)
Michael Chanc0c050c2015-10-22 16:01:17 -0400501#define HWRM_RESET_TIMEOUT ((HWRM_CMD_TIMEOUT) * 4)
502#define HWRM_RESP_ERR_CODE_MASK 0xffff
Michael Chana8643e12016-02-26 04:00:05 -0500503#define HWRM_RESP_LEN_OFFSET 4
Michael Chanc0c050c2015-10-22 16:01:17 -0400504#define HWRM_RESP_LEN_MASK 0xffff0000
505#define HWRM_RESP_LEN_SFT 16
506#define HWRM_RESP_VALID_MASK 0xff000000
Michael Chana8643e12016-02-26 04:00:05 -0500507#define HWRM_SEQ_ID_INVALID -1
Michael Chanc0c050c2015-10-22 16:01:17 -0400508#define BNXT_HWRM_REQ_MAX_SIZE 128
509#define BNXT_HWRM_REQS_PER_PAGE (BNXT_PAGE_SIZE / \
510 BNXT_HWRM_REQ_MAX_SIZE)
511
512struct bnxt_sw_tx_bd {
513 struct sk_buff *skb;
514 DEFINE_DMA_UNMAP_ADDR(mapping);
515 u8 is_gso;
516 u8 is_push;
517 unsigned short nr_frags;
518};
519
520struct bnxt_sw_rx_bd {
521 u8 *data;
522 DEFINE_DMA_UNMAP_ADDR(mapping);
523};
524
525struct bnxt_sw_rx_agg_bd {
526 struct page *page;
Michael Chan89d0a062016-04-25 02:30:51 -0400527 unsigned int offset;
Michael Chanc0c050c2015-10-22 16:01:17 -0400528 dma_addr_t mapping;
529};
530
531struct bnxt_ring_struct {
532 int nr_pages;
533 int page_size;
534 void **pg_arr;
535 dma_addr_t *dma_arr;
536
537 __le64 *pg_tbl;
538 dma_addr_t pg_tbl_map;
539
540 int vmem_size;
541 void **vmem;
542
543 u16 fw_ring_id; /* Ring id filled by Chimp FW */
544 u8 queue_id;
545};
546
547struct tx_push_bd {
548 __le32 doorbell;
Michael Chan4419dbe2016-02-10 17:33:49 -0500549 __le32 tx_bd_len_flags_type;
550 u32 tx_bd_opaque;
Michael Chanc0c050c2015-10-22 16:01:17 -0400551 struct tx_bd_ext txbd2;
552};
553
Michael Chan4419dbe2016-02-10 17:33:49 -0500554struct tx_push_buffer {
555 struct tx_push_bd push_bd;
556 u32 data[25];
557};
558
Michael Chanc0c050c2015-10-22 16:01:17 -0400559struct bnxt_tx_ring_info {
Michael Chanb6ab4b02016-01-02 23:44:59 -0500560 struct bnxt_napi *bnapi;
Michael Chanc0c050c2015-10-22 16:01:17 -0400561 u16 tx_prod;
562 u16 tx_cons;
563 void __iomem *tx_doorbell;
564
565 struct tx_bd *tx_desc_ring[MAX_TX_PAGES];
566 struct bnxt_sw_tx_bd *tx_buf_ring;
567
568 dma_addr_t tx_desc_mapping[MAX_TX_PAGES];
569
Michael Chan4419dbe2016-02-10 17:33:49 -0500570 struct tx_push_buffer *tx_push;
Michael Chanc0c050c2015-10-22 16:01:17 -0400571 dma_addr_t tx_push_mapping;
Michael Chan4419dbe2016-02-10 17:33:49 -0500572 __le64 data_mapping;
Michael Chanc0c050c2015-10-22 16:01:17 -0400573
574#define BNXT_DEV_STATE_CLOSING 0x1
575 u32 dev_state;
576
577 struct bnxt_ring_struct tx_ring_struct;
578};
579
580struct bnxt_tpa_info {
581 u8 *data;
582 dma_addr_t mapping;
583 u16 len;
584 unsigned short gso_type;
585 u32 flags2;
586 u32 metadata;
587 enum pkt_hash_types hash_type;
588 u32 rss_hash;
Michael Chan94758f82016-06-13 02:25:35 -0400589 u32 hdr_info;
590
591#define BNXT_TPA_L4_SIZE(hdr_info) \
592 (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
593
594#define BNXT_TPA_INNER_L3_OFF(hdr_info) \
595 (((hdr_info) >> 18) & 0x1ff)
596
597#define BNXT_TPA_INNER_L2_OFF(hdr_info) \
598 (((hdr_info) >> 9) & 0x1ff)
599
600#define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
601 ((hdr_info) & 0x1ff)
Michael Chanc0c050c2015-10-22 16:01:17 -0400602};
603
604struct bnxt_rx_ring_info {
Michael Chanb6ab4b02016-01-02 23:44:59 -0500605 struct bnxt_napi *bnapi;
Michael Chanc0c050c2015-10-22 16:01:17 -0400606 u16 rx_prod;
607 u16 rx_agg_prod;
608 u16 rx_sw_agg_prod;
Michael Chan376a5b82016-05-10 19:17:59 -0400609 u16 rx_next_cons;
Michael Chanc0c050c2015-10-22 16:01:17 -0400610 void __iomem *rx_doorbell;
611 void __iomem *rx_agg_doorbell;
612
613 struct rx_bd *rx_desc_ring[MAX_RX_PAGES];
614 struct bnxt_sw_rx_bd *rx_buf_ring;
615
616 struct rx_bd *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
617 struct bnxt_sw_rx_agg_bd *rx_agg_ring;
618
619 unsigned long *rx_agg_bmap;
620 u16 rx_agg_bmap_size;
621
Michael Chan89d0a062016-04-25 02:30:51 -0400622 struct page *rx_page;
623 unsigned int rx_page_offset;
624
Michael Chanc0c050c2015-10-22 16:01:17 -0400625 dma_addr_t rx_desc_mapping[MAX_RX_PAGES];
626 dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
627
628 struct bnxt_tpa_info *rx_tpa;
629
630 struct bnxt_ring_struct rx_ring_struct;
631 struct bnxt_ring_struct rx_agg_ring_struct;
632};
633
634struct bnxt_cp_ring_info {
635 u32 cp_raw_cons;
636 void __iomem *cp_doorbell;
637
638 struct tx_cmp *cp_desc_ring[MAX_CP_PAGES];
639
640 dma_addr_t cp_desc_mapping[MAX_CP_PAGES];
641
642 struct ctx_hw_stats *hw_stats;
643 dma_addr_t hw_stats_map;
644 u32 hw_stats_ctx_id;
645 u64 rx_l4_csum_errors;
646
647 struct bnxt_ring_struct cp_ring_struct;
648};
649
650struct bnxt_napi {
651 struct napi_struct napi;
652 struct bnxt *bp;
653
654 int index;
655 struct bnxt_cp_ring_info cp_ring;
Michael Chanb6ab4b02016-01-02 23:44:59 -0500656 struct bnxt_rx_ring_info *rx_ring;
657 struct bnxt_tx_ring_info *tx_ring;
Michael Chanc0c050c2015-10-22 16:01:17 -0400658
659#ifdef CONFIG_NET_RX_BUSY_POLL
660 atomic_t poll_state;
661#endif
Michael Chanfa7e2812016-05-10 19:18:00 -0400662 bool in_reset;
Michael Chanc0c050c2015-10-22 16:01:17 -0400663};
664
665#ifdef CONFIG_NET_RX_BUSY_POLL
666enum bnxt_poll_state_t {
667 BNXT_STATE_IDLE = 0,
668 BNXT_STATE_NAPI,
669 BNXT_STATE_POLL,
670 BNXT_STATE_DISABLE,
671};
672#endif
673
674struct bnxt_irq {
675 irq_handler_t handler;
676 unsigned int vector;
677 u8 requested;
678 char name[IFNAMSIZ + 2];
679};
680
681#define HWRM_RING_ALLOC_TX 0x1
682#define HWRM_RING_ALLOC_RX 0x2
683#define HWRM_RING_ALLOC_AGG 0x4
684#define HWRM_RING_ALLOC_CMPL 0x8
685
686#define INVALID_STATS_CTX_ID -1
687
Michael Chanc0c050c2015-10-22 16:01:17 -0400688struct bnxt_ring_grp_info {
689 u16 fw_stats_ctx;
690 u16 fw_grp_id;
691 u16 rx_fw_ring_id;
692 u16 agg_fw_ring_id;
693 u16 cp_fw_ring_id;
694};
695
696struct bnxt_vnic_info {
697 u16 fw_vnic_id; /* returned by Chimp during alloc */
Prashant Sreedharan94ce9ca2016-07-18 07:15:21 -0400698#define BNXT_MAX_CTX_PER_VNIC 2
699 u16 fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
Michael Chanc0c050c2015-10-22 16:01:17 -0400700 u16 fw_l2_ctx_id;
701#define BNXT_MAX_UC_ADDRS 4
702 __le64 fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
703 /* index 0 always dev_addr */
704 u16 uc_filter_count;
705 u8 *uc_list;
706
707 u16 *fw_grp_ids;
708 u16 hash_type;
709 dma_addr_t rss_table_dma_addr;
710 __le16 *rss_table;
711 dma_addr_t rss_hash_key_dma_addr;
712 u64 *rss_hash_key;
713 u32 rx_mask;
714
715 u8 *mc_list;
716 int mc_list_size;
717 int mc_list_count;
718 dma_addr_t mc_list_mapping;
719#define BNXT_MAX_MC_ADDRS 16
720
721 u32 flags;
722#define BNXT_VNIC_RSS_FLAG 1
723#define BNXT_VNIC_RFS_FLAG 2
724#define BNXT_VNIC_MCAST_FLAG 4
725#define BNXT_VNIC_UCAST_FLAG 8
726};
727
728#if defined(CONFIG_BNXT_SRIOV)
729struct bnxt_vf_info {
730 u16 fw_fid;
731 u8 mac_addr[ETH_ALEN];
732 u16 max_rsscos_ctxs;
733 u16 max_cp_rings;
734 u16 max_tx_rings;
735 u16 max_rx_rings;
Michael Chanb72d4a62015-12-27 18:19:27 -0500736 u16 max_hw_ring_grps;
Michael Chanc0c050c2015-10-22 16:01:17 -0400737 u16 max_l2_ctxs;
738 u16 max_irqs;
739 u16 max_vnics;
740 u16 max_stat_ctxs;
741 u16 vlan;
742 u32 flags;
743#define BNXT_VF_QOS 0x1
744#define BNXT_VF_SPOOFCHK 0x2
745#define BNXT_VF_LINK_FORCED 0x4
746#define BNXT_VF_LINK_UP 0x8
747 u32 func_flags; /* func cfg flags */
748 u32 min_tx_rate;
749 u32 max_tx_rate;
750 void *hwrm_cmd_req_addr;
751 dma_addr_t hwrm_cmd_req_dma_addr;
752};
Michael Chan379a80a2015-10-23 15:06:19 -0400753#endif
Michael Chanc0c050c2015-10-22 16:01:17 -0400754
755struct bnxt_pf_info {
756#define BNXT_FIRST_PF_FID 1
757#define BNXT_FIRST_VF_FID 128
Michael Chana58a3e62016-07-01 18:46:20 -0400758 u16 fw_fid;
759 u16 port_id;
Michael Chanc0c050c2015-10-22 16:01:17 -0400760 u8 mac_addr[ETH_ALEN];
761 u16 max_rsscos_ctxs;
762 u16 max_cp_rings;
763 u16 max_tx_rings; /* HW assigned max tx rings for this PF */
Michael Chanc0c050c2015-10-22 16:01:17 -0400764 u16 max_rx_rings; /* HW assigned max rx rings for this PF */
Michael Chanb72d4a62015-12-27 18:19:27 -0500765 u16 max_hw_ring_grps;
Michael Chanc0c050c2015-10-22 16:01:17 -0400766 u16 max_irqs;
767 u16 max_l2_ctxs;
768 u16 max_vnics;
769 u16 max_stat_ctxs;
770 u32 first_vf_id;
771 u16 active_vfs;
772 u16 max_vfs;
773 u32 max_encap_records;
774 u32 max_decap_records;
775 u32 max_tx_em_flows;
776 u32 max_tx_wm_flows;
777 u32 max_rx_em_flows;
778 u32 max_rx_wm_flows;
779 unsigned long *vf_event_bmap;
780 u16 hwrm_cmd_req_pages;
781 void *hwrm_cmd_req_addr[4];
782 dma_addr_t hwrm_cmd_req_dma_addr[4];
783 struct bnxt_vf_info *vf;
784};
Michael Chanc0c050c2015-10-22 16:01:17 -0400785
786struct bnxt_ntuple_filter {
787 struct hlist_node hash;
788 u8 src_mac_addr[ETH_ALEN];
789 struct flow_keys fkeys;
790 __le64 filter_id;
791 u16 sw_id;
792 u16 rxq;
793 u32 flow_id;
794 unsigned long state;
795#define BNXT_FLTR_VALID 0
796#define BNXT_FLTR_UPDATE 1
797};
798
Michael Chanc0c050c2015-10-22 16:01:17 -0400799struct bnxt_link_info {
Michael Chan03efbec2016-04-11 04:11:11 -0400800 u8 phy_type;
Michael Chanc0c050c2015-10-22 16:01:17 -0400801 u8 media_type;
802 u8 transceiver;
803 u8 phy_addr;
804 u8 phy_link_status;
805#define BNXT_LINK_NO_LINK PORT_PHY_QCFG_RESP_LINK_NO_LINK
806#define BNXT_LINK_SIGNAL PORT_PHY_QCFG_RESP_LINK_SIGNAL
807#define BNXT_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK
808 u8 wire_speed;
809 u8 loop_back;
810 u8 link_up;
811 u8 duplex;
812#define BNXT_LINK_DUPLEX_HALF PORT_PHY_QCFG_RESP_DUPLEX_HALF
813#define BNXT_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_FULL
814 u8 pause;
815#define BNXT_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX
816#define BNXT_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX
817#define BNXT_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \
818 PORT_PHY_QCFG_RESP_PAUSE_TX)
Michael Chan32773602016-03-07 15:38:42 -0500819 u8 lp_pause;
Michael Chanc0c050c2015-10-22 16:01:17 -0400820 u8 auto_pause_setting;
821 u8 force_pause_setting;
822 u8 duplex_setting;
823 u8 auto_mode;
824#define BNXT_AUTO_MODE(mode) ((mode) > BNXT_LINK_AUTO_NONE && \
825 (mode) <= BNXT_LINK_AUTO_MSK)
826#define BNXT_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
827#define BNXT_LINK_AUTO_ALLSPDS PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
828#define BNXT_LINK_AUTO_ONESPD PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
829#define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
Michael Chan11f15ed2016-04-05 14:08:55 -0400830#define BNXT_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
Michael Chanc0c050c2015-10-22 16:01:17 -0400831#define PHY_VER_LEN 3
832 u8 phy_ver[PHY_VER_LEN];
833 u16 link_speed;
834#define BNXT_LINK_SPEED_100MB PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
835#define BNXT_LINK_SPEED_1GB PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
836#define BNXT_LINK_SPEED_2GB PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
837#define BNXT_LINK_SPEED_2_5GB PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
838#define BNXT_LINK_SPEED_10GB PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
839#define BNXT_LINK_SPEED_20GB PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
840#define BNXT_LINK_SPEED_25GB PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
841#define BNXT_LINK_SPEED_40GB PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
842#define BNXT_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
843 u16 support_speeds;
844 u16 auto_link_speeds;
845#define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
846#define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
847#define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
848#define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
849#define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
850#define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
851#define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
852#define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
853#define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
Michael Chan93ed8112016-06-13 02:25:37 -0400854 u16 support_auto_speeds;
Michael Chan32773602016-03-07 15:38:42 -0500855 u16 lp_auto_link_speeds;
Michael Chanc0c050c2015-10-22 16:01:17 -0400856 u16 force_link_speed;
857 u32 preemphasis;
Ajit Khaparde42ee18f2016-05-15 03:04:44 -0400858 u8 module_status;
Michael Chanc0c050c2015-10-22 16:01:17 -0400859
860 /* copy of requested setting from ethtool cmd */
861 u8 autoneg;
862#define BNXT_AUTONEG_SPEED 1
863#define BNXT_AUTONEG_FLOW_CTRL 2
864 u8 req_duplex;
865 u8 req_flow_ctrl;
866 u16 req_link_speed;
867 u32 advertising;
868 bool force_link_chng;
Michael Chan4bb13ab2016-04-05 14:09:01 -0400869
Michael Chanc0c050c2015-10-22 16:01:17 -0400870 /* a copy of phy_qcfg output used to report link
871 * info to VF
872 */
873 struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
874};
875
876#define BNXT_MAX_QUEUE 8
877
878struct bnxt_queue_info {
879 u8 queue_id;
880 u8 queue_profile;
881};
882
Jeffrey Huang11809492015-11-05 16:25:49 -0500883#define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400
884#define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014
885#define BNXT_CAG_REG_BASE 0x300000
886
Michael Chanc0c050c2015-10-22 16:01:17 -0400887struct bnxt {
888 void __iomem *bar0;
889 void __iomem *bar1;
890 void __iomem *bar2;
891
892 u32 reg_base;
Michael Chan659c8052016-06-13 02:25:33 -0400893 u16 chip_num;
894#define CHIP_NUM_57301 0x16c8
895#define CHIP_NUM_57302 0x16c9
896#define CHIP_NUM_57304 0x16ca
Prashant Sreedharan3e8060f2016-07-18 07:15:20 -0400897#define CHIP_NUM_58700 0x16cd
Michael Chan659c8052016-06-13 02:25:33 -0400898#define CHIP_NUM_57402 0x16d0
899#define CHIP_NUM_57404 0x16d1
900#define CHIP_NUM_57406 0x16d2
901
902#define CHIP_NUM_57311 0x16ce
903#define CHIP_NUM_57312 0x16cf
904#define CHIP_NUM_57314 0x16df
905#define CHIP_NUM_57412 0x16d6
906#define CHIP_NUM_57414 0x16d7
907#define CHIP_NUM_57416 0x16d8
908#define CHIP_NUM_57417 0x16d9
909
910#define BNXT_CHIP_NUM_5730X(chip_num) \
911 ((chip_num) >= CHIP_NUM_57301 && \
912 (chip_num) <= CHIP_NUM_57304)
913
914#define BNXT_CHIP_NUM_5740X(chip_num) \
915 ((chip_num) >= CHIP_NUM_57402 && \
916 (chip_num) <= CHIP_NUM_57406)
917
918#define BNXT_CHIP_NUM_5731X(chip_num) \
919 ((chip_num) == CHIP_NUM_57311 || \
920 (chip_num) == CHIP_NUM_57312 || \
921 (chip_num) == CHIP_NUM_57314)
922
923#define BNXT_CHIP_NUM_5741X(chip_num) \
924 ((chip_num) >= CHIP_NUM_57412 && \
925 (chip_num) <= CHIP_NUM_57417)
926
927#define BNXT_CHIP_NUM_57X0X(chip_num) \
928 (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
929
930#define BNXT_CHIP_NUM_57X1X(chip_num) \
931 (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
Michael Chanc0c050c2015-10-22 16:01:17 -0400932
933 struct net_device *dev;
934 struct pci_dev *pdev;
935
936 atomic_t intr_sem;
937
938 u32 flags;
939 #define BNXT_FLAG_DCB_ENABLED 0x1
940 #define BNXT_FLAG_VF 0x2
941 #define BNXT_FLAG_LRO 0x4
Michael Chand1611c32015-10-25 22:27:57 -0400942#ifdef CONFIG_INET
Michael Chanc0c050c2015-10-22 16:01:17 -0400943 #define BNXT_FLAG_GRO 0x8
Michael Chand1611c32015-10-25 22:27:57 -0400944#else
945 /* Cannot support hardware GRO if CONFIG_INET is not set */
946 #define BNXT_FLAG_GRO 0x0
947#endif
Michael Chanc0c050c2015-10-22 16:01:17 -0400948 #define BNXT_FLAG_TPA (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
949 #define BNXT_FLAG_JUMBO 0x10
950 #define BNXT_FLAG_STRIP_VLAN 0x20
951 #define BNXT_FLAG_AGG_RINGS (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
952 BNXT_FLAG_LRO)
953 #define BNXT_FLAG_USING_MSIX 0x40
954 #define BNXT_FLAG_MSIX_CAP 0x80
955 #define BNXT_FLAG_RFS 0x100
Michael Chan6e6c5a52016-01-02 23:45:02 -0500956 #define BNXT_FLAG_SHARED_RINGS 0x200
Michael Chan3bdf56c2016-03-07 15:38:45 -0500957 #define BNXT_FLAG_PORT_STATS 0x400
Michael Chan170ce012016-04-05 14:08:57 -0400958 #define BNXT_FLAG_EEE_CAP 0x1000
Prashant Sreedharan3e8060f2016-07-18 07:15:20 -0400959 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
Michael Chan6e6c5a52016-01-02 23:45:02 -0500960
Michael Chanc0c050c2015-10-22 16:01:17 -0400961 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \
962 BNXT_FLAG_RFS | \
963 BNXT_FLAG_STRIP_VLAN)
964
965#define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF))
966#define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF)
Satish Baddipadige567b2ab2016-06-13 02:25:31 -0400967#define BNXT_NPAR(bp) ((bp)->port_partition_type)
968#define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp))
Prashant Sreedharan3e8060f2016-07-18 07:15:20 -0400969#define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
Michael Chanc0c050c2015-10-22 16:01:17 -0400970
971 struct bnxt_napi **bnapi;
972
Michael Chanb6ab4b02016-01-02 23:44:59 -0500973 struct bnxt_rx_ring_info *rx_ring;
974 struct bnxt_tx_ring_info *tx_ring;
975
Michael Chan309369c2016-06-13 02:25:34 -0400976 struct sk_buff * (*gro_func)(struct bnxt_tpa_info *, int, int,
977 struct sk_buff *);
978
Michael Chanc0c050c2015-10-22 16:01:17 -0400979 u32 rx_buf_size;
980 u32 rx_buf_use_size; /* useable size */
981 u32 rx_ring_size;
982 u32 rx_agg_ring_size;
983 u32 rx_copy_thresh;
984 u32 rx_ring_mask;
985 u32 rx_agg_ring_mask;
986 int rx_nr_pages;
987 int rx_agg_nr_pages;
988 int rx_nr_rings;
989 int rsscos_nr_ctxs;
990
991 u32 tx_ring_size;
992 u32 tx_ring_mask;
993 int tx_nr_pages;
994 int tx_nr_rings;
995 int tx_nr_rings_per_tc;
996
997 int tx_wake_thresh;
998 int tx_push_thresh;
999 int tx_push_size;
1000
1001 u32 cp_ring_size;
1002 u32 cp_ring_mask;
1003 u32 cp_bit;
1004 int cp_nr_pages;
1005 int cp_nr_rings;
1006
1007 int num_stat_ctxs;
Michael Chanb81a90d2016-01-02 23:45:01 -05001008
1009 /* grp_info indexed by completion ring index */
Michael Chanc0c050c2015-10-22 16:01:17 -04001010 struct bnxt_ring_grp_info *grp_info;
1011 struct bnxt_vnic_info *vnic_info;
1012 int nr_vnics;
1013
1014 u8 max_tc;
1015 struct bnxt_queue_info q_info[BNXT_MAX_QUEUE];
1016
1017 unsigned int current_interval;
Michael Chan3bdf56c2016-03-07 15:38:45 -05001018#define BNXT_TIMER_INTERVAL HZ
Michael Chanc0c050c2015-10-22 16:01:17 -04001019
1020 struct timer_list timer;
1021
Michael Chancaefe522015-12-09 19:35:42 -05001022 unsigned long state;
1023#define BNXT_STATE_OPEN 0
Michael Chan4cebdce2015-12-09 19:35:43 -05001024#define BNXT_STATE_IN_SP_TASK 1
Michael Chan2a5bedf2016-07-01 18:46:21 -04001025#define BNXT_STATE_FN_RST_DONE 2
Michael Chanc0c050c2015-10-22 16:01:17 -04001026
1027 struct bnxt_irq *irq_tbl;
1028 u8 mac_addr[ETH_ALEN];
1029
1030 u32 msg_enable;
1031
Michael Chan11f15ed2016-04-05 14:08:55 -04001032 u32 hwrm_spec_code;
Michael Chanc0c050c2015-10-22 16:01:17 -04001033 u16 hwrm_cmd_seq;
1034 u32 hwrm_intr_seq_id;
1035 void *hwrm_cmd_resp_addr;
1036 dma_addr_t hwrm_cmd_resp_dma_addr;
1037 void *hwrm_dbg_resp_addr;
1038 dma_addr_t hwrm_dbg_resp_dma_addr;
1039#define HWRM_DBG_REG_BUF_SIZE 128
Michael Chan3bdf56c2016-03-07 15:38:45 -05001040
1041 struct rx_port_stats *hw_rx_port_stats;
1042 struct tx_port_stats *hw_tx_port_stats;
1043 dma_addr_t hw_rx_port_stats_map;
1044 dma_addr_t hw_tx_port_stats_map;
1045 int hw_port_stats_size;
1046
Michael Chane6ef2692016-03-28 19:46:05 -04001047 u16 hwrm_max_req_len;
Michael Chanff4fe812016-02-26 04:00:04 -05001048 int hwrm_cmd_timeout;
Michael Chanc0c050c2015-10-22 16:01:17 -04001049 struct mutex hwrm_cmd_lock; /* serialize hwrm messages */
1050 struct hwrm_ver_get_output ver_resp;
1051#define FW_VER_STR_LEN 32
1052#define BC_HWRM_STR_LEN 21
1053#define PHY_VER_STR_LEN (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1054 char fw_ver_str[FW_VER_STR_LEN];
1055 __be16 vxlan_port;
1056 u8 vxlan_port_cnt;
1057 __le16 vxlan_fw_dst_port_id;
Alexander Duyck7cdd5fc2016-06-16 12:21:36 -07001058 __be16 nge_port;
Michael Chanc0c050c2015-10-22 16:01:17 -04001059 u8 nge_port_cnt;
1060 __le16 nge_fw_dst_port_id;
Satish Baddipadige567b2ab2016-06-13 02:25:31 -04001061 u8 port_partition_type;
Michael Chandfc9c942016-02-26 04:00:03 -05001062
Michael Chandfb5b892016-02-26 04:00:01 -05001063 u16 rx_coal_ticks;
1064 u16 rx_coal_ticks_irq;
1065 u16 rx_coal_bufs;
1066 u16 rx_coal_bufs_irq;
Michael Chandfc9c942016-02-26 04:00:03 -05001067 u16 tx_coal_ticks;
1068 u16 tx_coal_ticks_irq;
1069 u16 tx_coal_bufs;
1070 u16 tx_coal_bufs_irq;
Michael Chanc0c050c2015-10-22 16:01:17 -04001071
1072#define BNXT_USEC_TO_COAL_TIMER(x) ((x) * 25 / 2)
Michael Chanc0c050c2015-10-22 16:01:17 -04001073
Michael Chan51f30782016-07-01 18:46:29 -04001074 u32 stats_coal_ticks;
1075#define BNXT_DEF_STATS_COAL_TICKS 1000000
1076#define BNXT_MIN_STATS_COAL_TICKS 250000
1077#define BNXT_MAX_STATS_COAL_TICKS 1000000
1078
Michael Chanc0c050c2015-10-22 16:01:17 -04001079 struct work_struct sp_task;
1080 unsigned long sp_event;
1081#define BNXT_RX_MASK_SP_EVENT 0
1082#define BNXT_RX_NTP_FLTR_SP_EVENT 1
1083#define BNXT_LINK_CHNG_SP_EVENT 2
Jeffrey Huangc5d77742015-11-05 16:25:47 -05001084#define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1085#define BNXT_VXLAN_ADD_PORT_SP_EVENT 4
1086#define BNXT_VXLAN_DEL_PORT_SP_EVENT 5
1087#define BNXT_RESET_TASK_SP_EVENT 6
1088#define BNXT_RST_RING_SP_EVENT 7
Jeffrey Huang19241362016-02-26 04:00:00 -05001089#define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8
Michael Chan3bdf56c2016-03-07 15:38:45 -05001090#define BNXT_PERIODIC_STATS_SP_EVENT 9
Michael Chan4bb13ab2016-04-05 14:09:01 -04001091#define BNXT_HWRM_PORT_MODULE_SP_EVENT 10
Michael Chanfc0f1922016-06-13 02:25:30 -04001092#define BNXT_RESET_TASK_SILENT_SP_EVENT 11
Alexander Duyck7cdd5fc2016-06-16 12:21:36 -07001093#define BNXT_GENEVE_ADD_PORT_SP_EVENT 12
1094#define BNXT_GENEVE_DEL_PORT_SP_EVENT 13
Michael Chanc0c050c2015-10-22 16:01:17 -04001095
Michael Chan379a80a2015-10-23 15:06:19 -04001096 struct bnxt_pf_info pf;
Michael Chanc0c050c2015-10-22 16:01:17 -04001097#ifdef CONFIG_BNXT_SRIOV
1098 int nr_vfs;
Michael Chanc0c050c2015-10-22 16:01:17 -04001099 struct bnxt_vf_info vf;
1100 wait_queue_head_t sriov_cfg_wait;
1101 bool sriov_cfg;
1102#define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
1103#endif
1104
1105#define BNXT_NTP_FLTR_MAX_FLTR 4096
1106#define BNXT_NTP_FLTR_HASH_SIZE 512
1107#define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1108 struct hlist_head ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1109 spinlock_t ntp_fltr_lock; /* for hash table add, del */
1110
1111 unsigned long *ntp_fltr_bmap;
1112 int ntp_fltr_count;
1113
1114 struct bnxt_link_info link_info;
Michael Chan170ce012016-04-05 14:08:57 -04001115 struct ethtool_eee eee;
1116 u32 lpi_tmr_lo;
1117 u32 lpi_tmr_hi;
Michael Chanc0c050c2015-10-22 16:01:17 -04001118};
1119
1120#ifdef CONFIG_NET_RX_BUSY_POLL
1121static inline void bnxt_enable_poll(struct bnxt_napi *bnapi)
1122{
1123 atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE);
1124}
1125
1126/* called from the NAPI poll routine to get ownership of a bnapi */
1127static inline bool bnxt_lock_napi(struct bnxt_napi *bnapi)
1128{
1129 int rc = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE,
1130 BNXT_STATE_NAPI);
1131
1132 return rc == BNXT_STATE_IDLE;
1133}
1134
1135static inline void bnxt_unlock_napi(struct bnxt_napi *bnapi)
1136{
1137 atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE);
1138}
1139
1140/* called from the busy poll routine to get ownership of a bnapi */
1141static inline bool bnxt_lock_poll(struct bnxt_napi *bnapi)
1142{
1143 int rc = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE,
1144 BNXT_STATE_POLL);
1145
1146 return rc == BNXT_STATE_IDLE;
1147}
1148
1149static inline void bnxt_unlock_poll(struct bnxt_napi *bnapi)
1150{
1151 atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE);
1152}
1153
1154static inline bool bnxt_busy_polling(struct bnxt_napi *bnapi)
1155{
1156 return atomic_read(&bnapi->poll_state) == BNXT_STATE_POLL;
1157}
1158
1159static inline void bnxt_disable_poll(struct bnxt_napi *bnapi)
1160{
1161 int old;
1162
1163 while (1) {
1164 old = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE,
1165 BNXT_STATE_DISABLE);
1166 if (old == BNXT_STATE_IDLE)
1167 break;
1168 usleep_range(500, 5000);
1169 }
1170}
1171
1172#else
1173
1174static inline void bnxt_enable_poll(struct bnxt_napi *bnapi)
1175{
1176}
1177
1178static inline bool bnxt_lock_napi(struct bnxt_napi *bnapi)
1179{
1180 return true;
1181}
1182
1183static inline void bnxt_unlock_napi(struct bnxt_napi *bnapi)
1184{
1185}
1186
1187static inline bool bnxt_lock_poll(struct bnxt_napi *bnapi)
1188{
1189 return false;
1190}
1191
1192static inline void bnxt_unlock_poll(struct bnxt_napi *bnapi)
1193{
1194}
1195
1196static inline bool bnxt_busy_polling(struct bnxt_napi *bnapi)
1197{
1198 return false;
1199}
1200
1201static inline void bnxt_disable_poll(struct bnxt_napi *bnapi)
1202{
1203}
1204
1205#endif
1206
Ajit Khaparde42ee18f2016-05-15 03:04:44 -04001207#define I2C_DEV_ADDR_A0 0xa0
1208#define I2C_DEV_ADDR_A2 0xa2
1209#define SFP_EEPROM_SFF_8472_COMP_ADDR 0x5e
1210#define SFP_EEPROM_SFF_8472_COMP_SIZE 1
1211#define SFF_MODULE_ID_SFP 0x3
1212#define SFF_MODULE_ID_QSFP 0xc
1213#define SFF_MODULE_ID_QSFP_PLUS 0xd
1214#define SFF_MODULE_ID_QSFP28 0x11
1215#define BNXT_MAX_PHY_I2C_RESP_SIZE 64
1216
Michael Chanc0c050c2015-10-22 16:01:17 -04001217void bnxt_set_ring_params(struct bnxt *);
1218void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1219int _hwrm_send_message(struct bnxt *, void *, u32, int);
1220int hwrm_send_message(struct bnxt *, void *, u32, int);
Michael Chan90e209212016-02-26 04:00:08 -05001221int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
Michael Chanc0c050c2015-10-22 16:01:17 -04001222int bnxt_hwrm_set_coal(struct bnxt *);
Michael Chan4a21b492015-12-27 18:19:26 -05001223int bnxt_hwrm_func_qcaps(struct bnxt *);
Michael Chanc0c050c2015-10-22 16:01:17 -04001224int bnxt_hwrm_set_pause(struct bnxt *);
Michael Chan939f7f02016-04-05 14:08:58 -04001225int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
Michael Chanc0c050c2015-10-22 16:01:17 -04001226int bnxt_open_nic(struct bnxt *, bool, bool);
1227int bnxt_close_nic(struct bnxt *, bool, bool);
Michael Chan6e6c5a52016-01-02 23:45:02 -05001228int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
Michael Chanc0c050c2015-10-22 16:01:17 -04001229#endif