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[uclinux-h8/linux.git] / drivers / net / ethernet / broadcom / bnxt / bnxt.h
1 /* Broadcom NetXtreme-C/E network driver.
2  *
3  * Copyright (c) 2014-2016 Broadcom Corporation
4  * Copyright (c) 2016-2018 Broadcom Limited
5  *
6  * This program is free software; you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation.
9  */
10
11 #ifndef BNXT_H
12 #define BNXT_H
13
14 #define DRV_MODULE_NAME         "bnxt_en"
15 #define DRV_MODULE_VERSION      "1.9.2"
16
17 #define DRV_VER_MAJ     1
18 #define DRV_VER_MIN     9
19 #define DRV_VER_UPD     2
20
21 #include <linux/interrupt.h>
22 #include <linux/rhashtable.h>
23 #include <net/devlink.h>
24 #include <net/dst_metadata.h>
25 #include <net/switchdev.h>
26 #include <net/xdp.h>
27 #include <linux/net_dim.h>
28
29 struct 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
52 struct 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
82 struct 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
106 struct 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
118          #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
123
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
143 struct 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
178 #define RSS_PROFILE_ID_MASK     0x1f
179
180 #define RX_CMP_HASH_TYPE(rxcmp)                                 \
181         (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
182           RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
183
184 struct 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;
192         #define RX_CMP_FLAGS2_METADATA_TCI_MASK                 0xffff
193         #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
252 #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
256 struct 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
267 struct 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)                               \
301         (((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)
304
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
309 struct 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)
315         #define RX_TPA_START_CMP_FLAGS2_IP_TYPE                 (0x1 << 8)
316
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
322         __le32 rx_tpa_start_cmp_hdr_info;
323 };
324
325 #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
329 #define TPA_START_IS_IPV6(rx_tpa_start)                         \
330         (!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 &           \
331             cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE)))
332
333 struct rx_tpa_end_cmp {
334         __le32 rx_tpa_end_cmp_len_flags_type;
335         #define RX_TPA_END_CMP_TYPE                             (0x3f << 0)
336         #define RX_TPA_END_CMP_FLAGS                            (0x3ff << 6)
337          #define RX_TPA_END_CMP_FLAGS_SHIFT                      6
338         #define RX_TPA_END_CMP_FLAGS_PLACEMENT                  (0x7 << 7)
339          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT            7
340          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO            (0x1 << 7)
341          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS              (0x2 << 7)
342          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO        (0x5 << 7)
343          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS          (0x6 << 7)
344         #define RX_TPA_END_CMP_FLAGS_RSS_VALID                  (0x1 << 10)
345         #define RX_TPA_END_CMP_FLAGS_ITYPES                     (0xf << 12)
346          #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT               12
347          #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP                  (0x2 << 12)
348         #define RX_TPA_END_CMP_LEN                              (0xffff << 16)
349          #define RX_TPA_END_CMP_LEN_SHIFT                        16
350
351         u32 rx_tpa_end_cmp_opaque;
352         __le32 rx_tpa_end_cmp_misc_v1;
353         #define RX_TPA_END_CMP_V1                               (0x1 << 0)
354         #define RX_TPA_END_CMP_AGG_BUFS                         (0x3f << 1)
355          #define RX_TPA_END_CMP_AGG_BUFS_SHIFT                   1
356         #define RX_TPA_END_CMP_TPA_SEGS                         (0xff << 8)
357          #define RX_TPA_END_CMP_TPA_SEGS_SHIFT                   8
358         #define RX_TPA_END_CMP_PAYLOAD_OFFSET                   (0xff << 16)
359          #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT             16
360         #define RX_TPA_END_CMP_AGG_ID                           (0x7f << 25)
361          #define RX_TPA_END_CMP_AGG_ID_SHIFT                     25
362
363         __le32 rx_tpa_end_cmp_tsdelta;
364         #define RX_TPA_END_GRO_TS                               (0x1 << 31)
365 };
366
367 #define TPA_END_AGG_ID(rx_tpa_end)                                      \
368         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
369          RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
370
371 #define TPA_END_TPA_SEGS(rx_tpa_end)                                    \
372         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
373          RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
374
375 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO                          \
376         cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &          \
377                     RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
378
379 #define TPA_END_GRO(rx_tpa_end)                                         \
380         ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &                  \
381          RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
382
383 #define TPA_END_GRO_TS(rx_tpa_end)                                      \
384         (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta &                      \
385             cpu_to_le32(RX_TPA_END_GRO_TS)))
386
387 struct rx_tpa_end_cmp_ext {
388         __le32 rx_tpa_end_cmp_dup_acks;
389         #define RX_TPA_END_CMP_TPA_DUP_ACKS                     (0xf << 0)
390
391         __le32 rx_tpa_end_cmp_seg_len;
392         #define RX_TPA_END_CMP_TPA_SEG_LEN                      (0xffff << 0)
393
394         __le32 rx_tpa_end_cmp_errors_v2;
395         #define RX_TPA_END_CMP_V2                               (0x1 << 0)
396         #define RX_TPA_END_CMP_ERRORS                           (0x3 << 1)
397         #define RX_TPA_END_CMPL_ERRORS_SHIFT                     1
398
399         u32 rx_tpa_end_cmp_start_opaque;
400 };
401
402 #define TPA_END_ERRORS(rx_tpa_end_ext)                                  \
403         ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 &                   \
404          cpu_to_le32(RX_TPA_END_CMP_ERRORS))
405
406 #define DB_IDX_MASK                                             0xffffff
407 #define DB_IDX_VALID                                            (0x1 << 26)
408 #define DB_IRQ_DIS                                              (0x1 << 27)
409 #define DB_KEY_TX                                               (0x0 << 28)
410 #define DB_KEY_RX                                               (0x1 << 28)
411 #define DB_KEY_CP                                               (0x2 << 28)
412 #define DB_KEY_ST                                               (0x3 << 28)
413 #define DB_KEY_TX_PUSH                                          (0x4 << 28)
414 #define DB_LONG_TX_PUSH                                         (0x2 << 24)
415
416 #define BNXT_MIN_ROCE_CP_RINGS  2
417 #define BNXT_MIN_ROCE_STAT_CTXS 1
418
419 #define INVALID_HW_RING_ID      ((u16)-1)
420
421 /* The hardware supports certain page sizes.  Use the supported page sizes
422  * to allocate the rings.
423  */
424 #if (PAGE_SHIFT < 12)
425 #define BNXT_PAGE_SHIFT 12
426 #elif (PAGE_SHIFT <= 13)
427 #define BNXT_PAGE_SHIFT PAGE_SHIFT
428 #elif (PAGE_SHIFT < 16)
429 #define BNXT_PAGE_SHIFT 13
430 #else
431 #define BNXT_PAGE_SHIFT 16
432 #endif
433
434 #define BNXT_PAGE_SIZE  (1 << BNXT_PAGE_SHIFT)
435
436 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
437 #if (PAGE_SHIFT > 15)
438 #define BNXT_RX_PAGE_SHIFT 15
439 #else
440 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
441 #endif
442
443 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
444
445 #define BNXT_MAX_MTU            9500
446 #define BNXT_MAX_PAGE_MODE_MTU  \
447         ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN -       \
448          XDP_PACKET_HEADROOM)
449
450 #define BNXT_MIN_PKT_SIZE       52
451
452 #define BNXT_DEFAULT_RX_RING_SIZE       511
453 #define BNXT_DEFAULT_TX_RING_SIZE       511
454
455 #define MAX_TPA         64
456
457 #if (BNXT_PAGE_SHIFT == 16)
458 #define MAX_RX_PAGES    1
459 #define MAX_RX_AGG_PAGES        4
460 #define MAX_TX_PAGES    1
461 #define MAX_CP_PAGES    8
462 #else
463 #define MAX_RX_PAGES    8
464 #define MAX_RX_AGG_PAGES        32
465 #define MAX_TX_PAGES    8
466 #define MAX_CP_PAGES    64
467 #endif
468
469 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
470 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
471 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
472
473 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
474 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
475
476 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
477
478 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
479 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
480
481 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
482
483 #define BNXT_MAX_RX_DESC_CNT            (RX_DESC_CNT * MAX_RX_PAGES - 1)
484 #define BNXT_MAX_RX_JUM_DESC_CNT        (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
485 #define BNXT_MAX_TX_DESC_CNT            (TX_DESC_CNT * MAX_TX_PAGES - 1)
486
487 #define RX_RING(x)      (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
488 #define RX_IDX(x)       ((x) & (RX_DESC_CNT - 1))
489
490 #define TX_RING(x)      (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
491 #define TX_IDX(x)       ((x) & (TX_DESC_CNT - 1))
492
493 #define CP_RING(x)      (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
494 #define CP_IDX(x)       ((x) & (CP_DESC_CNT - 1))
495
496 #define TX_CMP_VALID(txcmp, raw_cons)                                   \
497         (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==        \
498          !((raw_cons) & bp->cp_bit))
499
500 #define RX_CMP_VALID(rxcmp1, raw_cons)                                  \
501         (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
502          !((raw_cons) & bp->cp_bit))
503
504 #define RX_AGG_CMP_VALID(agg, raw_cons)                         \
505         (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
506          !((raw_cons) & bp->cp_bit))
507
508 #define TX_CMP_TYPE(txcmp)                                      \
509         (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
510
511 #define RX_CMP_TYPE(rxcmp)                                      \
512         (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
513
514 #define NEXT_RX(idx)            (((idx) + 1) & bp->rx_ring_mask)
515
516 #define NEXT_RX_AGG(idx)        (((idx) + 1) & bp->rx_agg_ring_mask)
517
518 #define NEXT_TX(idx)            (((idx) + 1) & bp->tx_ring_mask)
519
520 #define ADV_RAW_CMP(idx, n)     ((idx) + (n))
521 #define NEXT_RAW_CMP(idx)       ADV_RAW_CMP(idx, 1)
522 #define RING_CMP(idx)           ((idx) & bp->cp_ring_mask)
523 #define NEXT_CMP(idx)           RING_CMP(ADV_RAW_CMP(idx, 1))
524
525 #define BNXT_HWRM_MAX_REQ_LEN           (bp->hwrm_max_req_len)
526 #define BNXT_HWRM_SHORT_REQ_LEN         sizeof(struct hwrm_short_input)
527 #define DFLT_HWRM_CMD_TIMEOUT           500
528 #define HWRM_CMD_TIMEOUT                (bp->hwrm_cmd_timeout)
529 #define HWRM_RESET_TIMEOUT              ((HWRM_CMD_TIMEOUT) * 4)
530 #define HWRM_RESP_ERR_CODE_MASK         0xffff
531 #define HWRM_RESP_LEN_OFFSET            4
532 #define HWRM_RESP_LEN_MASK              0xffff0000
533 #define HWRM_RESP_LEN_SFT               16
534 #define HWRM_RESP_VALID_MASK            0xff000000
535 #define HWRM_SEQ_ID_INVALID             -1
536 #define BNXT_HWRM_REQ_MAX_SIZE          128
537 #define BNXT_HWRM_REQS_PER_PAGE         (BNXT_PAGE_SIZE /       \
538                                          BNXT_HWRM_REQ_MAX_SIZE)
539 #define HWRM_SHORT_MIN_TIMEOUT          3
540 #define HWRM_SHORT_MAX_TIMEOUT          10
541 #define HWRM_SHORT_TIMEOUT_COUNTER      5
542
543 #define HWRM_MIN_TIMEOUT                25
544 #define HWRM_MAX_TIMEOUT                40
545
546 #define HWRM_TOTAL_TIMEOUT(n)   (((n) <= HWRM_SHORT_TIMEOUT_COUNTER) ?  \
547         ((n) * HWRM_SHORT_MIN_TIMEOUT) :                                \
548         (HWRM_SHORT_TIMEOUT_COUNTER * HWRM_SHORT_MIN_TIMEOUT +          \
549          ((n) - HWRM_SHORT_TIMEOUT_COUNTER) * HWRM_MIN_TIMEOUT))
550
551 #define HWRM_VALID_BIT_DELAY_USEC       20
552
553 #define BNXT_RX_EVENT   1
554 #define BNXT_AGG_EVENT  2
555 #define BNXT_TX_EVENT   4
556
557 struct bnxt_sw_tx_bd {
558         struct sk_buff          *skb;
559         DEFINE_DMA_UNMAP_ADDR(mapping);
560         u8                      is_gso;
561         u8                      is_push;
562         union {
563                 unsigned short          nr_frags;
564                 u16                     rx_prod;
565         };
566 };
567
568 struct bnxt_sw_rx_bd {
569         void                    *data;
570         u8                      *data_ptr;
571         dma_addr_t              mapping;
572 };
573
574 struct bnxt_sw_rx_agg_bd {
575         struct page             *page;
576         unsigned int            offset;
577         dma_addr_t              mapping;
578 };
579
580 struct bnxt_ring_struct {
581         int                     nr_pages;
582         int                     page_size;
583         void                    **pg_arr;
584         dma_addr_t              *dma_arr;
585
586         __le64                  *pg_tbl;
587         dma_addr_t              pg_tbl_map;
588
589         int                     vmem_size;
590         void                    **vmem;
591
592         u16                     fw_ring_id; /* Ring id filled by Chimp FW */
593         union {
594                 u16             grp_idx;
595                 u16             map_idx; /* Used by cmpl rings */
596         };
597         u8                      queue_id;
598 };
599
600 struct tx_push_bd {
601         __le32                  doorbell;
602         __le32                  tx_bd_len_flags_type;
603         u32                     tx_bd_opaque;
604         struct tx_bd_ext        txbd2;
605 };
606
607 struct tx_push_buffer {
608         struct tx_push_bd       push_bd;
609         u32                     data[25];
610 };
611
612 struct bnxt_tx_ring_info {
613         struct bnxt_napi        *bnapi;
614         u16                     tx_prod;
615         u16                     tx_cons;
616         u16                     txq_index;
617         void __iomem            *tx_doorbell;
618
619         struct tx_bd            *tx_desc_ring[MAX_TX_PAGES];
620         struct bnxt_sw_tx_bd    *tx_buf_ring;
621
622         dma_addr_t              tx_desc_mapping[MAX_TX_PAGES];
623
624         struct tx_push_buffer   *tx_push;
625         dma_addr_t              tx_push_mapping;
626         __le64                  data_mapping;
627
628 #define BNXT_DEV_STATE_CLOSING  0x1
629         u32                     dev_state;
630
631         struct bnxt_ring_struct tx_ring_struct;
632 };
633
634 struct bnxt_coal {
635         u16                     coal_ticks;
636         u16                     coal_ticks_irq;
637         u16                     coal_bufs;
638         u16                     coal_bufs_irq;
639                         /* RING_IDLE enabled when coal ticks < idle_thresh  */
640         u16                     idle_thresh;
641         u8                      bufs_per_record;
642         u8                      budget;
643 };
644
645 struct bnxt_tpa_info {
646         void                    *data;
647         u8                      *data_ptr;
648         dma_addr_t              mapping;
649         u16                     len;
650         unsigned short          gso_type;
651         u32                     flags2;
652         u32                     metadata;
653         enum pkt_hash_types     hash_type;
654         u32                     rss_hash;
655         u32                     hdr_info;
656
657 #define BNXT_TPA_L4_SIZE(hdr_info)      \
658         (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
659
660 #define BNXT_TPA_INNER_L3_OFF(hdr_info) \
661         (((hdr_info) >> 18) & 0x1ff)
662
663 #define BNXT_TPA_INNER_L2_OFF(hdr_info) \
664         (((hdr_info) >> 9) & 0x1ff)
665
666 #define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
667         ((hdr_info) & 0x1ff)
668
669         u16                     cfa_code; /* cfa_code in TPA start compl */
670 };
671
672 struct bnxt_rx_ring_info {
673         struct bnxt_napi        *bnapi;
674         u16                     rx_prod;
675         u16                     rx_agg_prod;
676         u16                     rx_sw_agg_prod;
677         u16                     rx_next_cons;
678         void __iomem            *rx_doorbell;
679         void __iomem            *rx_agg_doorbell;
680
681         struct bpf_prog         *xdp_prog;
682
683         struct rx_bd            *rx_desc_ring[MAX_RX_PAGES];
684         struct bnxt_sw_rx_bd    *rx_buf_ring;
685
686         struct rx_bd            *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
687         struct bnxt_sw_rx_agg_bd        *rx_agg_ring;
688
689         unsigned long           *rx_agg_bmap;
690         u16                     rx_agg_bmap_size;
691
692         struct page             *rx_page;
693         unsigned int            rx_page_offset;
694
695         dma_addr_t              rx_desc_mapping[MAX_RX_PAGES];
696         dma_addr_t              rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
697
698         struct bnxt_tpa_info    *rx_tpa;
699
700         struct bnxt_ring_struct rx_ring_struct;
701         struct bnxt_ring_struct rx_agg_ring_struct;
702         struct xdp_rxq_info     xdp_rxq;
703 };
704
705 struct bnxt_cp_ring_info {
706         u32                     cp_raw_cons;
707         void __iomem            *cp_doorbell;
708
709         struct bnxt_coal        rx_ring_coal;
710         u64                     rx_packets;
711         u64                     rx_bytes;
712         u64                     event_ctr;
713
714         struct net_dim          dim;
715
716         struct tx_cmp           *cp_desc_ring[MAX_CP_PAGES];
717
718         dma_addr_t              cp_desc_mapping[MAX_CP_PAGES];
719
720         struct ctx_hw_stats     *hw_stats;
721         dma_addr_t              hw_stats_map;
722         u32                     hw_stats_ctx_id;
723         u64                     rx_l4_csum_errors;
724
725         struct bnxt_ring_struct cp_ring_struct;
726 };
727
728 struct bnxt_napi {
729         struct napi_struct      napi;
730         struct bnxt             *bp;
731
732         int                     index;
733         struct bnxt_cp_ring_info        cp_ring;
734         struct bnxt_rx_ring_info        *rx_ring;
735         struct bnxt_tx_ring_info        *tx_ring;
736
737         void                    (*tx_int)(struct bnxt *, struct bnxt_napi *,
738                                           int);
739         u32                     flags;
740 #define BNXT_NAPI_FLAG_XDP      0x1
741
742         bool                    in_reset;
743 };
744
745 struct bnxt_irq {
746         irq_handler_t   handler;
747         unsigned int    vector;
748         u8              requested:1;
749         u8              have_cpumask:1;
750         char            name[IFNAMSIZ + 2];
751         cpumask_var_t   cpu_mask;
752 };
753
754 #define HWRM_RING_ALLOC_TX      0x1
755 #define HWRM_RING_ALLOC_RX      0x2
756 #define HWRM_RING_ALLOC_AGG     0x4
757 #define HWRM_RING_ALLOC_CMPL    0x8
758
759 #define INVALID_STATS_CTX_ID    -1
760
761 struct bnxt_ring_grp_info {
762         u16     fw_stats_ctx;
763         u16     fw_grp_id;
764         u16     rx_fw_ring_id;
765         u16     agg_fw_ring_id;
766         u16     cp_fw_ring_id;
767 };
768
769 struct bnxt_vnic_info {
770         u16             fw_vnic_id; /* returned by Chimp during alloc */
771 #define BNXT_MAX_CTX_PER_VNIC   2
772         u16             fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
773         u16             fw_l2_ctx_id;
774 #define BNXT_MAX_UC_ADDRS       4
775         __le64          fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
776                                 /* index 0 always dev_addr */
777         u16             uc_filter_count;
778         u8              *uc_list;
779
780         u16             *fw_grp_ids;
781         dma_addr_t      rss_table_dma_addr;
782         __le16          *rss_table;
783         dma_addr_t      rss_hash_key_dma_addr;
784         u64             *rss_hash_key;
785         u32             rx_mask;
786
787         u8              *mc_list;
788         int             mc_list_size;
789         int             mc_list_count;
790         dma_addr_t      mc_list_mapping;
791 #define BNXT_MAX_MC_ADDRS       16
792
793         u32             flags;
794 #define BNXT_VNIC_RSS_FLAG      1
795 #define BNXT_VNIC_RFS_FLAG      2
796 #define BNXT_VNIC_MCAST_FLAG    4
797 #define BNXT_VNIC_UCAST_FLAG    8
798 #define BNXT_VNIC_RFS_NEW_RSS_FLAG      0x10
799 };
800
801 struct bnxt_hw_resc {
802         u16     min_rsscos_ctxs;
803         u16     max_rsscos_ctxs;
804         u16     min_cp_rings;
805         u16     max_cp_rings;
806         u16     resv_cp_rings;
807         u16     min_tx_rings;
808         u16     max_tx_rings;
809         u16     resv_tx_rings;
810         u16     max_tx_sch_inputs;
811         u16     min_rx_rings;
812         u16     max_rx_rings;
813         u16     resv_rx_rings;
814         u16     min_hw_ring_grps;
815         u16     max_hw_ring_grps;
816         u16     resv_hw_ring_grps;
817         u16     min_l2_ctxs;
818         u16     max_l2_ctxs;
819         u16     min_vnics;
820         u16     max_vnics;
821         u16     resv_vnics;
822         u16     min_stat_ctxs;
823         u16     max_stat_ctxs;
824         u16     max_irqs;
825 };
826
827 #if defined(CONFIG_BNXT_SRIOV)
828 struct bnxt_vf_info {
829         u16     fw_fid;
830         u8      mac_addr[ETH_ALEN];     /* PF assigned MAC Address */
831         u8      vf_mac_addr[ETH_ALEN];  /* VF assigned MAC address, only
832                                          * stored by PF.
833                                          */
834         u16     vlan;
835         u32     flags;
836 #define BNXT_VF_QOS             0x1
837 #define BNXT_VF_SPOOFCHK        0x2
838 #define BNXT_VF_LINK_FORCED     0x4
839 #define BNXT_VF_LINK_UP         0x8
840 #define BNXT_VF_TRUST           0x10
841         u32     func_flags; /* func cfg flags */
842         u32     min_tx_rate;
843         u32     max_tx_rate;
844         void    *hwrm_cmd_req_addr;
845         dma_addr_t      hwrm_cmd_req_dma_addr;
846 };
847 #endif
848
849 struct bnxt_pf_info {
850 #define BNXT_FIRST_PF_FID       1
851 #define BNXT_FIRST_VF_FID       128
852         u16     fw_fid;
853         u16     port_id;
854         u8      mac_addr[ETH_ALEN];
855         u32     first_vf_id;
856         u16     active_vfs;
857         u16     max_vfs;
858         u32     max_encap_records;
859         u32     max_decap_records;
860         u32     max_tx_em_flows;
861         u32     max_tx_wm_flows;
862         u32     max_rx_em_flows;
863         u32     max_rx_wm_flows;
864         unsigned long   *vf_event_bmap;
865         u16     hwrm_cmd_req_pages;
866         u8      vf_resv_strategy;
867 #define BNXT_VF_RESV_STRATEGY_MAXIMAL   0
868 #define BNXT_VF_RESV_STRATEGY_MINIMAL   1
869 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC    2
870         void                    *hwrm_cmd_req_addr[4];
871         dma_addr_t              hwrm_cmd_req_dma_addr[4];
872         struct bnxt_vf_info     *vf;
873 };
874
875 struct bnxt_ntuple_filter {
876         struct hlist_node       hash;
877         u8                      dst_mac_addr[ETH_ALEN];
878         u8                      src_mac_addr[ETH_ALEN];
879         struct flow_keys        fkeys;
880         __le64                  filter_id;
881         u16                     sw_id;
882         u8                      l2_fltr_idx;
883         u16                     rxq;
884         u32                     flow_id;
885         unsigned long           state;
886 #define BNXT_FLTR_VALID         0
887 #define BNXT_FLTR_UPDATE        1
888 };
889
890 struct bnxt_link_info {
891         u8                      phy_type;
892         u8                      media_type;
893         u8                      transceiver;
894         u8                      phy_addr;
895         u8                      phy_link_status;
896 #define BNXT_LINK_NO_LINK       PORT_PHY_QCFG_RESP_LINK_NO_LINK
897 #define BNXT_LINK_SIGNAL        PORT_PHY_QCFG_RESP_LINK_SIGNAL
898 #define BNXT_LINK_LINK          PORT_PHY_QCFG_RESP_LINK_LINK
899         u8                      wire_speed;
900         u8                      loop_back;
901         u8                      link_up;
902         u8                      duplex;
903 #define BNXT_LINK_DUPLEX_HALF   PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
904 #define BNXT_LINK_DUPLEX_FULL   PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
905         u8                      pause;
906 #define BNXT_LINK_PAUSE_TX      PORT_PHY_QCFG_RESP_PAUSE_TX
907 #define BNXT_LINK_PAUSE_RX      PORT_PHY_QCFG_RESP_PAUSE_RX
908 #define BNXT_LINK_PAUSE_BOTH    (PORT_PHY_QCFG_RESP_PAUSE_RX | \
909                                  PORT_PHY_QCFG_RESP_PAUSE_TX)
910         u8                      lp_pause;
911         u8                      auto_pause_setting;
912         u8                      force_pause_setting;
913         u8                      duplex_setting;
914         u8                      auto_mode;
915 #define BNXT_AUTO_MODE(mode)    ((mode) > BNXT_LINK_AUTO_NONE && \
916                                  (mode) <= BNXT_LINK_AUTO_MSK)
917 #define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
918 #define BNXT_LINK_AUTO_ALLSPDS  PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
919 #define BNXT_LINK_AUTO_ONESPD   PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
920 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
921 #define BNXT_LINK_AUTO_MSK      PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
922 #define PHY_VER_LEN             3
923         u8                      phy_ver[PHY_VER_LEN];
924         u16                     link_speed;
925 #define BNXT_LINK_SPEED_100MB   PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
926 #define BNXT_LINK_SPEED_1GB     PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
927 #define BNXT_LINK_SPEED_2GB     PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
928 #define BNXT_LINK_SPEED_2_5GB   PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
929 #define BNXT_LINK_SPEED_10GB    PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
930 #define BNXT_LINK_SPEED_20GB    PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
931 #define BNXT_LINK_SPEED_25GB    PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
932 #define BNXT_LINK_SPEED_40GB    PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
933 #define BNXT_LINK_SPEED_50GB    PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
934 #define BNXT_LINK_SPEED_100GB   PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
935         u16                     support_speeds;
936         u16                     auto_link_speeds;       /* fw adv setting */
937 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
938 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
939 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
940 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
941 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
942 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
943 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
944 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
945 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
946 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
947         u16                     support_auto_speeds;
948         u16                     lp_auto_link_speeds;
949         u16                     force_link_speed;
950         u32                     preemphasis;
951         u8                      module_status;
952         u16                     fec_cfg;
953 #define BNXT_FEC_AUTONEG        PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
954 #define BNXT_FEC_ENC_BASE_R     PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
955 #define BNXT_FEC_ENC_RS         PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
956
957         /* copy of requested setting from ethtool cmd */
958         u8                      autoneg;
959 #define BNXT_AUTONEG_SPEED              1
960 #define BNXT_AUTONEG_FLOW_CTRL          2
961         u8                      req_duplex;
962         u8                      req_flow_ctrl;
963         u16                     req_link_speed;
964         u16                     advertising;    /* user adv setting */
965         bool                    force_link_chng;
966
967         bool                    phy_retry;
968         unsigned long           phy_retry_expires;
969
970         /* a copy of phy_qcfg output used to report link
971          * info to VF
972          */
973         struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
974 };
975
976 #define BNXT_MAX_QUEUE  8
977
978 struct bnxt_queue_info {
979         u8      queue_id;
980         u8      queue_profile;
981 };
982
983 #define BNXT_MAX_LED                    4
984
985 struct bnxt_led_info {
986         u8      led_id;
987         u8      led_type;
988         u8      led_group_id;
989         u8      unused;
990         __le16  led_state_caps;
991 #define BNXT_LED_ALT_BLINK_CAP(x)       ((x) &  \
992         cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
993
994         __le16  led_color_caps;
995 };
996
997 #define BNXT_MAX_TEST   8
998
999 struct bnxt_test_info {
1000         u8 offline_mask;
1001         u8 flags;
1002 #define BNXT_TEST_FL_EXT_LPBK   0x1
1003         u16 timeout;
1004         char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
1005 };
1006
1007 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT  0x400
1008 #define BNXT_CAG_REG_LEGACY_INT_STATUS  0x4014
1009 #define BNXT_CAG_REG_BASE               0x300000
1010
1011 struct bnxt_tc_flow_stats {
1012         u64             packets;
1013         u64             bytes;
1014 };
1015
1016 struct bnxt_tc_info {
1017         bool                            enabled;
1018
1019         /* hash table to store TC offloaded flows */
1020         struct rhashtable               flow_table;
1021         struct rhashtable_params        flow_ht_params;
1022
1023         /* hash table to store L2 keys of TC flows */
1024         struct rhashtable               l2_table;
1025         struct rhashtable_params        l2_ht_params;
1026         /* hash table to store L2 keys for TC tunnel decap */
1027         struct rhashtable               decap_l2_table;
1028         struct rhashtable_params        decap_l2_ht_params;
1029         /* hash table to store tunnel decap entries */
1030         struct rhashtable               decap_table;
1031         struct rhashtable_params        decap_ht_params;
1032         /* hash table to store tunnel encap entries */
1033         struct rhashtable               encap_table;
1034         struct rhashtable_params        encap_ht_params;
1035
1036         /* lock to atomically add/del an l2 node when a flow is
1037          * added or deleted.
1038          */
1039         struct mutex                    lock;
1040
1041         /* Fields used for batching stats query */
1042         struct rhashtable_iter          iter;
1043 #define BNXT_FLOW_STATS_BATCH_MAX       10
1044         struct bnxt_tc_stats_batch {
1045                 void                      *flow_node;
1046                 struct bnxt_tc_flow_stats hw_stats;
1047         } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1048
1049         /* Stat counter mask (width) */
1050         u64                             bytes_mask;
1051         u64                             packets_mask;
1052 };
1053
1054 struct bnxt_vf_rep_stats {
1055         u64                     packets;
1056         u64                     bytes;
1057         u64                     dropped;
1058 };
1059
1060 struct bnxt_vf_rep {
1061         struct bnxt                     *bp;
1062         struct net_device               *dev;
1063         struct metadata_dst             *dst;
1064         u16                             vf_idx;
1065         u16                             tx_cfa_action;
1066         u16                             rx_cfa_code;
1067
1068         struct bnxt_vf_rep_stats        rx_stats;
1069         struct bnxt_vf_rep_stats        tx_stats;
1070 };
1071
1072 struct bnxt {
1073         void __iomem            *bar0;
1074         void __iomem            *bar1;
1075         void __iomem            *bar2;
1076
1077         u32                     reg_base;
1078         u16                     chip_num;
1079 #define CHIP_NUM_57301          0x16c8
1080 #define CHIP_NUM_57302          0x16c9
1081 #define CHIP_NUM_57304          0x16ca
1082 #define CHIP_NUM_58700          0x16cd
1083 #define CHIP_NUM_57402          0x16d0
1084 #define CHIP_NUM_57404          0x16d1
1085 #define CHIP_NUM_57406          0x16d2
1086 #define CHIP_NUM_57407          0x16d5
1087
1088 #define CHIP_NUM_57311          0x16ce
1089 #define CHIP_NUM_57312          0x16cf
1090 #define CHIP_NUM_57314          0x16df
1091 #define CHIP_NUM_57317          0x16e0
1092 #define CHIP_NUM_57412          0x16d6
1093 #define CHIP_NUM_57414          0x16d7
1094 #define CHIP_NUM_57416          0x16d8
1095 #define CHIP_NUM_57417          0x16d9
1096 #define CHIP_NUM_57412L         0x16da
1097 #define CHIP_NUM_57414L         0x16db
1098
1099 #define CHIP_NUM_5745X          0xd730
1100
1101 #define CHIP_NUM_58802          0xd802
1102 #define CHIP_NUM_58804          0xd804
1103 #define CHIP_NUM_58808          0xd808
1104
1105 #define BNXT_CHIP_NUM_5730X(chip_num)           \
1106         ((chip_num) >= CHIP_NUM_57301 &&        \
1107          (chip_num) <= CHIP_NUM_57304)
1108
1109 #define BNXT_CHIP_NUM_5740X(chip_num)           \
1110         (((chip_num) >= CHIP_NUM_57402 &&       \
1111           (chip_num) <= CHIP_NUM_57406) ||      \
1112          (chip_num) == CHIP_NUM_57407)
1113
1114 #define BNXT_CHIP_NUM_5731X(chip_num)           \
1115         ((chip_num) == CHIP_NUM_57311 ||        \
1116          (chip_num) == CHIP_NUM_57312 ||        \
1117          (chip_num) == CHIP_NUM_57314 ||        \
1118          (chip_num) == CHIP_NUM_57317)
1119
1120 #define BNXT_CHIP_NUM_5741X(chip_num)           \
1121         ((chip_num) >= CHIP_NUM_57412 &&        \
1122          (chip_num) <= CHIP_NUM_57414L)
1123
1124 #define BNXT_CHIP_NUM_58700(chip_num)           \
1125          ((chip_num) == CHIP_NUM_58700)
1126
1127 #define BNXT_CHIP_NUM_5745X(chip_num)           \
1128          ((chip_num) == CHIP_NUM_5745X)
1129
1130 #define BNXT_CHIP_NUM_57X0X(chip_num)           \
1131         (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1132
1133 #define BNXT_CHIP_NUM_57X1X(chip_num)           \
1134         (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1135
1136 #define BNXT_CHIP_NUM_588XX(chip_num)           \
1137         ((chip_num) == CHIP_NUM_58802 ||        \
1138          (chip_num) == CHIP_NUM_58804 ||        \
1139          (chip_num) == CHIP_NUM_58808)
1140
1141         struct net_device       *dev;
1142         struct pci_dev          *pdev;
1143
1144         atomic_t                intr_sem;
1145
1146         u32                     flags;
1147         #define BNXT_FLAG_DCB_ENABLED   0x1
1148         #define BNXT_FLAG_VF            0x2
1149         #define BNXT_FLAG_LRO           0x4
1150 #ifdef CONFIG_INET
1151         #define BNXT_FLAG_GRO           0x8
1152 #else
1153         /* Cannot support hardware GRO if CONFIG_INET is not set */
1154         #define BNXT_FLAG_GRO           0x0
1155 #endif
1156         #define BNXT_FLAG_TPA           (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1157         #define BNXT_FLAG_JUMBO         0x10
1158         #define BNXT_FLAG_STRIP_VLAN    0x20
1159         #define BNXT_FLAG_AGG_RINGS     (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1160                                          BNXT_FLAG_LRO)
1161         #define BNXT_FLAG_USING_MSIX    0x40
1162         #define BNXT_FLAG_MSIX_CAP      0x80
1163         #define BNXT_FLAG_RFS           0x100
1164         #define BNXT_FLAG_SHARED_RINGS  0x200
1165         #define BNXT_FLAG_PORT_STATS    0x400
1166         #define BNXT_FLAG_UDP_RSS_CAP   0x800
1167         #define BNXT_FLAG_EEE_CAP       0x1000
1168         #define BNXT_FLAG_NEW_RSS_CAP   0x2000
1169         #define BNXT_FLAG_WOL_CAP       0x4000
1170         #define BNXT_FLAG_ROCEV1_CAP    0x8000
1171         #define BNXT_FLAG_ROCEV2_CAP    0x10000
1172         #define BNXT_FLAG_ROCE_CAP      (BNXT_FLAG_ROCEV1_CAP | \
1173                                          BNXT_FLAG_ROCEV2_CAP)
1174         #define BNXT_FLAG_NO_AGG_RINGS  0x20000
1175         #define BNXT_FLAG_RX_PAGE_MODE  0x40000
1176         #define BNXT_FLAG_FW_LLDP_AGENT 0x80000
1177         #define BNXT_FLAG_MULTI_HOST    0x100000
1178         #define BNXT_FLAG_SHORT_CMD     0x200000
1179         #define BNXT_FLAG_DOUBLE_DB     0x400000
1180         #define BNXT_FLAG_FW_DCBX_AGENT 0x800000
1181         #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
1182         #define BNXT_FLAG_DIM           0x2000000
1183         #define BNXT_FLAG_ROCE_MIRROR_CAP       0x4000000
1184         #define BNXT_FLAG_NEW_RM        0x8000000
1185         #define BNXT_FLAG_PORT_STATS_EXT        0x10000000
1186
1187         #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |             \
1188                                             BNXT_FLAG_RFS |             \
1189                                             BNXT_FLAG_STRIP_VLAN)
1190
1191 #define BNXT_PF(bp)             (!((bp)->flags & BNXT_FLAG_VF))
1192 #define BNXT_VF(bp)             ((bp)->flags & BNXT_FLAG_VF)
1193 #define BNXT_NPAR(bp)           ((bp)->port_partition_type)
1194 #define BNXT_MH(bp)             ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1195 #define BNXT_SINGLE_PF(bp)      (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1196 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1197 #define BNXT_RX_PAGE_MODE(bp)   ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1198
1199 /* Chip class phase 4 and later */
1200 #define BNXT_CHIP_P4_PLUS(bp)                   \
1201         (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1202          BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
1203          BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
1204          (BNXT_CHIP_NUM_58700((bp)->chip_num) &&        \
1205           !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1206
1207         struct bnxt_en_dev      *edev;
1208         struct bnxt_en_dev *    (*ulp_probe)(struct net_device *);
1209
1210         struct bnxt_napi        **bnapi;
1211
1212         struct bnxt_rx_ring_info        *rx_ring;
1213         struct bnxt_tx_ring_info        *tx_ring;
1214         u16                     *tx_ring_map;
1215
1216         struct sk_buff *        (*gro_func)(struct bnxt_tpa_info *, int, int,
1217                                             struct sk_buff *);
1218
1219         struct sk_buff *        (*rx_skb_func)(struct bnxt *,
1220                                                struct bnxt_rx_ring_info *,
1221                                                u16, void *, u8 *, dma_addr_t,
1222                                                unsigned int);
1223
1224         u32                     rx_buf_size;
1225         u32                     rx_buf_use_size;        /* useable size */
1226         u16                     rx_offset;
1227         u16                     rx_dma_offset;
1228         enum dma_data_direction rx_dir;
1229         u32                     rx_ring_size;
1230         u32                     rx_agg_ring_size;
1231         u32                     rx_copy_thresh;
1232         u32                     rx_ring_mask;
1233         u32                     rx_agg_ring_mask;
1234         int                     rx_nr_pages;
1235         int                     rx_agg_nr_pages;
1236         int                     rx_nr_rings;
1237         int                     rsscos_nr_ctxs;
1238
1239         u32                     tx_ring_size;
1240         u32                     tx_ring_mask;
1241         int                     tx_nr_pages;
1242         int                     tx_nr_rings;
1243         int                     tx_nr_rings_per_tc;
1244         int                     tx_nr_rings_xdp;
1245
1246         int                     tx_wake_thresh;
1247         int                     tx_push_thresh;
1248         int                     tx_push_size;
1249
1250         u32                     cp_ring_size;
1251         u32                     cp_ring_mask;
1252         u32                     cp_bit;
1253         int                     cp_nr_pages;
1254         int                     cp_nr_rings;
1255
1256         int                     num_stat_ctxs;
1257
1258         /* grp_info indexed by completion ring index */
1259         struct bnxt_ring_grp_info       *grp_info;
1260         struct bnxt_vnic_info   *vnic_info;
1261         int                     nr_vnics;
1262         u32                     rss_hash_cfg;
1263
1264         u16                     max_mtu;
1265         u8                      max_tc;
1266         u8                      max_lltc;       /* lossless TCs */
1267         struct bnxt_queue_info  q_info[BNXT_MAX_QUEUE];
1268         u8                      tc_to_qidx[BNXT_MAX_QUEUE];
1269
1270         unsigned int            current_interval;
1271 #define BNXT_TIMER_INTERVAL     HZ
1272
1273         struct timer_list       timer;
1274
1275         unsigned long           state;
1276 #define BNXT_STATE_OPEN         0
1277 #define BNXT_STATE_IN_SP_TASK   1
1278 #define BNXT_STATE_READ_STATS   2
1279
1280         struct bnxt_irq *irq_tbl;
1281         int                     total_irqs;
1282         u8                      mac_addr[ETH_ALEN];
1283
1284 #ifdef CONFIG_BNXT_DCB
1285         struct ieee_pfc         *ieee_pfc;
1286         struct ieee_ets         *ieee_ets;
1287         u8                      dcbx_cap;
1288         u8                      default_pri;
1289 #endif /* CONFIG_BNXT_DCB */
1290
1291         u32                     msg_enable;
1292
1293         u32                     hwrm_spec_code;
1294         u16                     hwrm_cmd_seq;
1295         u32                     hwrm_intr_seq_id;
1296         void                    *hwrm_short_cmd_req_addr;
1297         dma_addr_t              hwrm_short_cmd_req_dma_addr;
1298         void                    *hwrm_cmd_resp_addr;
1299         dma_addr_t              hwrm_cmd_resp_dma_addr;
1300
1301         struct rx_port_stats    *hw_rx_port_stats;
1302         struct tx_port_stats    *hw_tx_port_stats;
1303         struct rx_port_stats_ext        *hw_rx_port_stats_ext;
1304         dma_addr_t              hw_rx_port_stats_map;
1305         dma_addr_t              hw_tx_port_stats_map;
1306         dma_addr_t              hw_rx_port_stats_ext_map;
1307         int                     hw_port_stats_size;
1308
1309         u16                     hwrm_max_req_len;
1310         int                     hwrm_cmd_timeout;
1311         struct mutex            hwrm_cmd_lock;  /* serialize hwrm messages */
1312         struct hwrm_ver_get_output      ver_resp;
1313 #define FW_VER_STR_LEN          32
1314 #define BC_HWRM_STR_LEN         21
1315 #define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1316         char                    fw_ver_str[FW_VER_STR_LEN];
1317         __be16                  vxlan_port;
1318         u8                      vxlan_port_cnt;
1319         __le16                  vxlan_fw_dst_port_id;
1320         __be16                  nge_port;
1321         u8                      nge_port_cnt;
1322         __le16                  nge_fw_dst_port_id;
1323         u8                      port_partition_type;
1324         u8                      port_count;
1325         u16                     br_mode;
1326
1327         struct bnxt_coal        rx_coal;
1328         struct bnxt_coal        tx_coal;
1329
1330 #define BNXT_USEC_TO_COAL_TIMER(x)      ((x) * 25 / 2)
1331
1332         u32                     stats_coal_ticks;
1333 #define BNXT_DEF_STATS_COAL_TICKS        1000000
1334 #define BNXT_MIN_STATS_COAL_TICKS         250000
1335 #define BNXT_MAX_STATS_COAL_TICKS        1000000
1336
1337         struct work_struct      sp_task;
1338         unsigned long           sp_event;
1339 #define BNXT_RX_MASK_SP_EVENT           0
1340 #define BNXT_RX_NTP_FLTR_SP_EVENT       1
1341 #define BNXT_LINK_CHNG_SP_EVENT         2
1342 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1343 #define BNXT_VXLAN_ADD_PORT_SP_EVENT    4
1344 #define BNXT_VXLAN_DEL_PORT_SP_EVENT    5
1345 #define BNXT_RESET_TASK_SP_EVENT        6
1346 #define BNXT_RST_RING_SP_EVENT          7
1347 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT    8
1348 #define BNXT_PERIODIC_STATS_SP_EVENT    9
1349 #define BNXT_HWRM_PORT_MODULE_SP_EVENT  10
1350 #define BNXT_RESET_TASK_SILENT_SP_EVENT 11
1351 #define BNXT_GENEVE_ADD_PORT_SP_EVENT   12
1352 #define BNXT_GENEVE_DEL_PORT_SP_EVENT   13
1353 #define BNXT_LINK_SPEED_CHNG_SP_EVENT   14
1354 #define BNXT_FLOW_STATS_SP_EVENT        15
1355 #define BNXT_UPDATE_PHY_SP_EVENT        16
1356
1357         struct bnxt_hw_resc     hw_resc;
1358         struct bnxt_pf_info     pf;
1359 #ifdef CONFIG_BNXT_SRIOV
1360         int                     nr_vfs;
1361         struct bnxt_vf_info     vf;
1362         wait_queue_head_t       sriov_cfg_wait;
1363         bool                    sriov_cfg;
1364 #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
1365
1366         /* lock to protect VF-rep creation/cleanup via
1367          * multiple paths such as ->sriov_configure() and
1368          * devlink ->eswitch_mode_set()
1369          */
1370         struct mutex            sriov_lock;
1371 #endif
1372
1373 #define BNXT_NTP_FLTR_MAX_FLTR  4096
1374 #define BNXT_NTP_FLTR_HASH_SIZE 512
1375 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1376         struct hlist_head       ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1377         spinlock_t              ntp_fltr_lock;  /* for hash table add, del */
1378
1379         unsigned long           *ntp_fltr_bmap;
1380         int                     ntp_fltr_count;
1381
1382         /* To protect link related settings during link changes and
1383          * ethtool settings changes.
1384          */
1385         struct mutex            link_lock;
1386         struct bnxt_link_info   link_info;
1387         struct ethtool_eee      eee;
1388         u32                     lpi_tmr_lo;
1389         u32                     lpi_tmr_hi;
1390
1391         u8                      num_tests;
1392         struct bnxt_test_info   *test_info;
1393
1394         u8                      wol_filter_id;
1395         u8                      wol;
1396
1397         u8                      num_leds;
1398         struct bnxt_led_info    leds[BNXT_MAX_LED];
1399
1400         struct bpf_prog         *xdp_prog;
1401
1402         /* devlink interface and vf-rep structs */
1403         struct devlink          *dl;
1404         enum devlink_eswitch_mode eswitch_mode;
1405         struct bnxt_vf_rep      **vf_reps; /* array of vf-rep ptrs */
1406         u16                     *cfa_code_map; /* cfa_code -> vf_idx map */
1407         u8                      switch_id[8];
1408         struct bnxt_tc_info     *tc_info;
1409         struct dentry           *debugfs_pdev;
1410         struct dentry           *debugfs_dim;
1411 };
1412
1413 #define BNXT_RX_STATS_OFFSET(counter)                   \
1414         (offsetof(struct rx_port_stats, counter) / 8)
1415
1416 #define BNXT_TX_STATS_OFFSET(counter)                   \
1417         ((offsetof(struct tx_port_stats, counter) +     \
1418           sizeof(struct rx_port_stats) + 512) / 8)
1419
1420 #define BNXT_RX_STATS_EXT_OFFSET(counter)               \
1421         (offsetof(struct rx_port_stats_ext, counter) / 8)
1422
1423 #define I2C_DEV_ADDR_A0                         0xa0
1424 #define I2C_DEV_ADDR_A2                         0xa2
1425 #define SFF_DIAG_SUPPORT_OFFSET                 0x5c
1426 #define SFF_MODULE_ID_SFP                       0x3
1427 #define SFF_MODULE_ID_QSFP                      0xc
1428 #define SFF_MODULE_ID_QSFP_PLUS                 0xd
1429 #define SFF_MODULE_ID_QSFP28                    0x11
1430 #define BNXT_MAX_PHY_I2C_RESP_SIZE              64
1431
1432 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1433 {
1434         /* Tell compiler to fetch tx indices from memory. */
1435         barrier();
1436
1437         return bp->tx_ring_size -
1438                 ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1439 }
1440
1441 /* For TX and RX ring doorbells with no ordering guarantee*/
1442 static inline void bnxt_db_write_relaxed(struct bnxt *bp, void __iomem *db,
1443                                          u32 val)
1444 {
1445         writel_relaxed(val, db);
1446         if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1447                 writel_relaxed(val, db);
1448 }
1449
1450 /* For TX and RX ring doorbells */
1451 static inline void bnxt_db_write(struct bnxt *bp, void __iomem *db, u32 val)
1452 {
1453         writel(val, db);
1454         if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1455                 writel(val, db);
1456 }
1457
1458 extern const u16 bnxt_lhint_arr[];
1459
1460 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1461                        u16 prod, gfp_t gfp);
1462 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1463 void bnxt_set_tpa_flags(struct bnxt *bp);
1464 void bnxt_set_ring_params(struct bnxt *);
1465 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
1466 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1467 int _hwrm_send_message(struct bnxt *, void *, u32, int);
1468 int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
1469 int hwrm_send_message(struct bnxt *, void *, u32, int);
1470 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
1471 int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
1472                                      int bmap_size);
1473 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
1474 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
1475 int bnxt_hwrm_set_coal(struct bnxt *);
1476 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
1477 void bnxt_set_max_func_stat_ctxs(struct bnxt *bp, unsigned int max);
1478 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
1479 void bnxt_set_max_func_cp_rings(struct bnxt *bp, unsigned int max);
1480 unsigned int bnxt_get_max_func_irqs(struct bnxt *bp);
1481 int bnxt_get_avail_msix(struct bnxt *bp, int num);
1482 int bnxt_reserve_rings(struct bnxt *bp);
1483 void bnxt_tx_disable(struct bnxt *bp);
1484 void bnxt_tx_enable(struct bnxt *bp);
1485 int bnxt_hwrm_set_pause(struct bnxt *);
1486 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
1487 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
1488 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
1489 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all);
1490 int bnxt_hwrm_fw_set_time(struct bnxt *);
1491 int bnxt_open_nic(struct bnxt *, bool, bool);
1492 int bnxt_half_open_nic(struct bnxt *bp);
1493 void bnxt_half_close_nic(struct bnxt *bp);
1494 int bnxt_close_nic(struct bnxt *, bool, bool);
1495 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
1496                      int tx_xdp);
1497 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
1498 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
1499 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
1500 int bnxt_port_attr_get(struct bnxt *bp, struct switchdev_attr *attr);
1501 void bnxt_dim_work(struct work_struct *work);
1502 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
1503
1504 #endif