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[android-x86/kernel.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      "1.9.0"
16
17 #define DRV_VER_MAJ     1
18 #define DRV_VER_MIN     9
19 #define DRV_VER_UPD     0
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_VID_MASK                 0xfff
193         #define RX_CMP_FLAGS2_METADATA_TPID_MASK                0xffff0000
194          #define RX_CMP_FLAGS2_METADATA_TPID_SFT                 16
195         __le32 rx_cmp_cfa_code_errors_v2;
196         #define RX_CMP_V                                        (1 << 0)
197         #define RX_CMPL_ERRORS_MASK                             (0x7fff << 1)
198          #define RX_CMPL_ERRORS_SFT                              1
199         #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK                (0x7 << 1)
200          #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER           (0x0 << 1)
201          #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT         (0x1 << 1)
202          #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP         (0x2 << 1)
203          #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT          (0x3 << 1)
204         #define RX_CMPL_ERRORS_IP_CS_ERROR                      (0x1 << 4)
205         #define RX_CMPL_ERRORS_L4_CS_ERROR                      (0x1 << 5)
206         #define RX_CMPL_ERRORS_T_IP_CS_ERROR                    (0x1 << 6)
207         #define RX_CMPL_ERRORS_T_L4_CS_ERROR                    (0x1 << 7)
208         #define RX_CMPL_ERRORS_CRC_ERROR                        (0x1 << 8)
209         #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK                 (0x7 << 9)
210          #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR             (0x0 << 9)
211          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION     (0x1 << 9)
212          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN     (0x2 << 9)
213          #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR   (0x3 << 9)
214          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR     (0x4 << 9)
215          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR    (0x5 << 9)
216          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL         (0x6 << 9)
217         #define RX_CMPL_ERRORS_PKT_ERROR_MASK                   (0xf << 12)
218          #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR               (0x0 << 12)
219          #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION         (0x1 << 12)
220          #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN         (0x2 << 12)
221          #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL             (0x3 << 12)
222          #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR         (0x4 << 12)
223          #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR        (0x5 << 12)
224          #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN         (0x6 << 12)
225          #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
226          #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN         (0x8 << 12)
227
228         #define RX_CMPL_CFA_CODE_MASK                           (0xffff << 16)
229          #define RX_CMPL_CFA_CODE_SFT                            16
230
231         __le32 rx_cmp_unused3;
232 };
233
234 #define RX_CMP_L2_ERRORS                                                \
235         cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
236
237 #define RX_CMP_L4_CS_BITS                                               \
238         (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
239
240 #define RX_CMP_L4_CS_ERR_BITS                                           \
241         (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
242
243 #define RX_CMP_L4_CS_OK(rxcmp1)                                         \
244             (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) &&           \
245              !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
246
247 #define RX_CMP_ENCAP(rxcmp1)                                            \
248             ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) &                    \
249              RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
250
251 #define RX_CMP_CFA_CODE(rxcmpl1)                                        \
252         ((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) &           \
253           RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT)
254
255 struct rx_agg_cmp {
256         __le32 rx_agg_cmp_len_flags_type;
257         #define RX_AGG_CMP_TYPE                                 (0x3f << 0)
258         #define RX_AGG_CMP_LEN                                  (0xffff << 16)
259          #define RX_AGG_CMP_LEN_SHIFT                            16
260         u32 rx_agg_cmp_opaque;
261         __le32 rx_agg_cmp_v;
262         #define RX_AGG_CMP_V                                    (1 << 0)
263         __le32 rx_agg_cmp_unused;
264 };
265
266 struct rx_tpa_start_cmp {
267         __le32 rx_tpa_start_cmp_len_flags_type;
268         #define RX_TPA_START_CMP_TYPE                           (0x3f << 0)
269         #define RX_TPA_START_CMP_FLAGS                          (0x3ff << 6)
270          #define RX_TPA_START_CMP_FLAGS_SHIFT                    6
271         #define RX_TPA_START_CMP_FLAGS_PLACEMENT                (0x7 << 7)
272          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT          7
273          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO          (0x1 << 7)
274          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS            (0x2 << 7)
275          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO      (0x5 << 7)
276          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS        (0x6 << 7)
277         #define RX_TPA_START_CMP_FLAGS_RSS_VALID                (0x1 << 10)
278         #define RX_TPA_START_CMP_FLAGS_ITYPES                   (0xf << 12)
279          #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT             12
280          #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP                (0x2 << 12)
281         #define RX_TPA_START_CMP_LEN                            (0xffff << 16)
282          #define RX_TPA_START_CMP_LEN_SHIFT                      16
283
284         u32 rx_tpa_start_cmp_opaque;
285         __le32 rx_tpa_start_cmp_misc_v1;
286         #define RX_TPA_START_CMP_V1                             (0x1 << 0)
287         #define RX_TPA_START_CMP_RSS_HASH_TYPE                  (0x7f << 9)
288          #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT            9
289         #define RX_TPA_START_CMP_AGG_ID                         (0x7f << 25)
290          #define RX_TPA_START_CMP_AGG_ID_SHIFT                   25
291
292         __le32 rx_tpa_start_cmp_rss_hash;
293 };
294
295 #define TPA_START_HASH_VALID(rx_tpa_start)                              \
296         ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &              \
297          cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
298
299 #define TPA_START_HASH_TYPE(rx_tpa_start)                               \
300         (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &      \
301            RX_TPA_START_CMP_RSS_HASH_TYPE) >>                           \
302           RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
303
304 #define TPA_START_AGG_ID(rx_tpa_start)                                  \
305         ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &       \
306          RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
307
308 struct rx_tpa_start_cmp_ext {
309         __le32 rx_tpa_start_cmp_flags2;
310         #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC              (0x1 << 0)
311         #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC              (0x1 << 1)
312         #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC            (0x1 << 2)
313         #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC            (0x1 << 3)
314         #define RX_TPA_START_CMP_FLAGS2_IP_TYPE                 (0x1 << 8)
315
316         __le32 rx_tpa_start_cmp_metadata;
317         __le32 rx_tpa_start_cmp_cfa_code_v2;
318         #define RX_TPA_START_CMP_V2                             (0x1 << 0)
319         #define RX_TPA_START_CMP_CFA_CODE                       (0xffff << 16)
320          #define RX_TPA_START_CMPL_CFA_CODE_SHIFT                16
321         __le32 rx_tpa_start_cmp_hdr_info;
322 };
323
324 #define TPA_START_CFA_CODE(rx_tpa_start)                                \
325         ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) &   \
326          RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT)
327
328 struct rx_tpa_end_cmp {
329         __le32 rx_tpa_end_cmp_len_flags_type;
330         #define RX_TPA_END_CMP_TYPE                             (0x3f << 0)
331         #define RX_TPA_END_CMP_FLAGS                            (0x3ff << 6)
332          #define RX_TPA_END_CMP_FLAGS_SHIFT                      6
333         #define RX_TPA_END_CMP_FLAGS_PLACEMENT                  (0x7 << 7)
334          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT            7
335          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO            (0x1 << 7)
336          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS              (0x2 << 7)
337          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO        (0x5 << 7)
338          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS          (0x6 << 7)
339         #define RX_TPA_END_CMP_FLAGS_RSS_VALID                  (0x1 << 10)
340         #define RX_TPA_END_CMP_FLAGS_ITYPES                     (0xf << 12)
341          #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT               12
342          #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP                  (0x2 << 12)
343         #define RX_TPA_END_CMP_LEN                              (0xffff << 16)
344          #define RX_TPA_END_CMP_LEN_SHIFT                        16
345
346         u32 rx_tpa_end_cmp_opaque;
347         __le32 rx_tpa_end_cmp_misc_v1;
348         #define RX_TPA_END_CMP_V1                               (0x1 << 0)
349         #define RX_TPA_END_CMP_AGG_BUFS                         (0x3f << 1)
350          #define RX_TPA_END_CMP_AGG_BUFS_SHIFT                   1
351         #define RX_TPA_END_CMP_TPA_SEGS                         (0xff << 8)
352          #define RX_TPA_END_CMP_TPA_SEGS_SHIFT                   8
353         #define RX_TPA_END_CMP_PAYLOAD_OFFSET                   (0xff << 16)
354          #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT             16
355         #define RX_TPA_END_CMP_AGG_ID                           (0x7f << 25)
356          #define RX_TPA_END_CMP_AGG_ID_SHIFT                     25
357
358         __le32 rx_tpa_end_cmp_tsdelta;
359         #define RX_TPA_END_GRO_TS                               (0x1 << 31)
360 };
361
362 #define TPA_END_AGG_ID(rx_tpa_end)                                      \
363         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
364          RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
365
366 #define TPA_END_TPA_SEGS(rx_tpa_end)                                    \
367         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
368          RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
369
370 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO                          \
371         cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &          \
372                     RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
373
374 #define TPA_END_GRO(rx_tpa_end)                                         \
375         ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &                  \
376          RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
377
378 #define TPA_END_GRO_TS(rx_tpa_end)                                      \
379         (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta &                      \
380             cpu_to_le32(RX_TPA_END_GRO_TS)))
381
382 struct rx_tpa_end_cmp_ext {
383         __le32 rx_tpa_end_cmp_dup_acks;
384         #define RX_TPA_END_CMP_TPA_DUP_ACKS                     (0xf << 0)
385
386         __le32 rx_tpa_end_cmp_seg_len;
387         #define RX_TPA_END_CMP_TPA_SEG_LEN                      (0xffff << 0)
388
389         __le32 rx_tpa_end_cmp_errors_v2;
390         #define RX_TPA_END_CMP_V2                               (0x1 << 0)
391         #define RX_TPA_END_CMP_ERRORS                           (0x3 << 1)
392         #define RX_TPA_END_CMPL_ERRORS_SHIFT                     1
393
394         u32 rx_tpa_end_cmp_start_opaque;
395 };
396
397 #define TPA_END_ERRORS(rx_tpa_end_ext)                                  \
398         ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 &                   \
399          cpu_to_le32(RX_TPA_END_CMP_ERRORS))
400
401 #define DB_IDX_MASK                                             0xffffff
402 #define DB_IDX_VALID                                            (0x1 << 26)
403 #define DB_IRQ_DIS                                              (0x1 << 27)
404 #define DB_KEY_TX                                               (0x0 << 28)
405 #define DB_KEY_RX                                               (0x1 << 28)
406 #define DB_KEY_CP                                               (0x2 << 28)
407 #define DB_KEY_ST                                               (0x3 << 28)
408 #define DB_KEY_TX_PUSH                                          (0x4 << 28)
409 #define DB_LONG_TX_PUSH                                         (0x2 << 24)
410
411 #define BNXT_MIN_ROCE_CP_RINGS  2
412 #define BNXT_MIN_ROCE_STAT_CTXS 1
413
414 #define INVALID_HW_RING_ID      ((u16)-1)
415
416 /* The hardware supports certain page sizes.  Use the supported page sizes
417  * to allocate the rings.
418  */
419 #if (PAGE_SHIFT < 12)
420 #define BNXT_PAGE_SHIFT 12
421 #elif (PAGE_SHIFT <= 13)
422 #define BNXT_PAGE_SHIFT PAGE_SHIFT
423 #elif (PAGE_SHIFT < 16)
424 #define BNXT_PAGE_SHIFT 13
425 #else
426 #define BNXT_PAGE_SHIFT 16
427 #endif
428
429 #define BNXT_PAGE_SIZE  (1 << BNXT_PAGE_SHIFT)
430
431 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
432 #if (PAGE_SHIFT > 15)
433 #define BNXT_RX_PAGE_SHIFT 15
434 #else
435 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
436 #endif
437
438 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
439
440 #define BNXT_MAX_MTU            9500
441 #define BNXT_MAX_PAGE_MODE_MTU  \
442         ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN -       \
443          XDP_PACKET_HEADROOM)
444
445 #define BNXT_MIN_PKT_SIZE       52
446
447 #define BNXT_DEFAULT_RX_RING_SIZE       511
448 #define BNXT_DEFAULT_TX_RING_SIZE       511
449
450 #define MAX_TPA         64
451
452 #if (BNXT_PAGE_SHIFT == 16)
453 #define MAX_RX_PAGES    1
454 #define MAX_RX_AGG_PAGES        4
455 #define MAX_TX_PAGES    1
456 #define MAX_CP_PAGES    8
457 #else
458 #define MAX_RX_PAGES    8
459 #define MAX_RX_AGG_PAGES        32
460 #define MAX_TX_PAGES    8
461 #define MAX_CP_PAGES    64
462 #endif
463
464 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
465 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
466 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
467
468 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
469 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
470
471 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
472
473 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
474 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
475
476 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
477
478 #define BNXT_MAX_RX_DESC_CNT            (RX_DESC_CNT * MAX_RX_PAGES - 1)
479 #define BNXT_MAX_RX_JUM_DESC_CNT        (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
480 #define BNXT_MAX_TX_DESC_CNT            (TX_DESC_CNT * MAX_TX_PAGES - 1)
481
482 #define RX_RING(x)      (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
483 #define RX_IDX(x)       ((x) & (RX_DESC_CNT - 1))
484
485 #define TX_RING(x)      (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
486 #define TX_IDX(x)       ((x) & (TX_DESC_CNT - 1))
487
488 #define CP_RING(x)      (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
489 #define CP_IDX(x)       ((x) & (CP_DESC_CNT - 1))
490
491 #define TX_CMP_VALID(txcmp, raw_cons)                                   \
492         (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==        \
493          !((raw_cons) & bp->cp_bit))
494
495 #define RX_CMP_VALID(rxcmp1, raw_cons)                                  \
496         (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
497          !((raw_cons) & bp->cp_bit))
498
499 #define RX_AGG_CMP_VALID(agg, raw_cons)                         \
500         (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
501          !((raw_cons) & bp->cp_bit))
502
503 #define TX_CMP_TYPE(txcmp)                                      \
504         (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
505
506 #define RX_CMP_TYPE(rxcmp)                                      \
507         (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
508
509 #define NEXT_RX(idx)            (((idx) + 1) & bp->rx_ring_mask)
510
511 #define NEXT_RX_AGG(idx)        (((idx) + 1) & bp->rx_agg_ring_mask)
512
513 #define NEXT_TX(idx)            (((idx) + 1) & bp->tx_ring_mask)
514
515 #define ADV_RAW_CMP(idx, n)     ((idx) + (n))
516 #define NEXT_RAW_CMP(idx)       ADV_RAW_CMP(idx, 1)
517 #define RING_CMP(idx)           ((idx) & bp->cp_ring_mask)
518 #define NEXT_CMP(idx)           RING_CMP(ADV_RAW_CMP(idx, 1))
519
520 #define BNXT_HWRM_MAX_REQ_LEN           (bp->hwrm_max_req_len)
521 #define BNXT_HWRM_SHORT_REQ_LEN         sizeof(struct hwrm_short_input)
522 #define DFLT_HWRM_CMD_TIMEOUT           500
523 #define HWRM_CMD_TIMEOUT                (bp->hwrm_cmd_timeout)
524 #define HWRM_RESET_TIMEOUT              ((HWRM_CMD_TIMEOUT) * 4)
525 #define HWRM_RESP_ERR_CODE_MASK         0xffff
526 #define HWRM_RESP_LEN_OFFSET            4
527 #define HWRM_RESP_LEN_MASK              0xffff0000
528 #define HWRM_RESP_LEN_SFT               16
529 #define HWRM_RESP_VALID_MASK            0xff000000
530 #define HWRM_SEQ_ID_INVALID             -1
531 #define BNXT_HWRM_REQ_MAX_SIZE          128
532 #define BNXT_HWRM_REQS_PER_PAGE         (BNXT_PAGE_SIZE /       \
533                                          BNXT_HWRM_REQ_MAX_SIZE)
534
535 #define BNXT_RX_EVENT   1
536 #define BNXT_AGG_EVENT  2
537 #define BNXT_TX_EVENT   4
538
539 struct bnxt_sw_tx_bd {
540         struct sk_buff          *skb;
541         DEFINE_DMA_UNMAP_ADDR(mapping);
542         u8                      is_gso;
543         u8                      is_push;
544         union {
545                 unsigned short          nr_frags;
546                 u16                     rx_prod;
547         };
548 };
549
550 struct bnxt_sw_rx_bd {
551         void                    *data;
552         u8                      *data_ptr;
553         dma_addr_t              mapping;
554 };
555
556 struct bnxt_sw_rx_agg_bd {
557         struct page             *page;
558         unsigned int            offset;
559         dma_addr_t              mapping;
560 };
561
562 struct bnxt_ring_struct {
563         int                     nr_pages;
564         int                     page_size;
565         void                    **pg_arr;
566         dma_addr_t              *dma_arr;
567
568         __le64                  *pg_tbl;
569         dma_addr_t              pg_tbl_map;
570
571         int                     vmem_size;
572         void                    **vmem;
573
574         u16                     fw_ring_id; /* Ring id filled by Chimp FW */
575         u8                      queue_id;
576 };
577
578 struct tx_push_bd {
579         __le32                  doorbell;
580         __le32                  tx_bd_len_flags_type;
581         u32                     tx_bd_opaque;
582         struct tx_bd_ext        txbd2;
583 };
584
585 struct tx_push_buffer {
586         struct tx_push_bd       push_bd;
587         u32                     data[25];
588 };
589
590 struct bnxt_tx_ring_info {
591         struct bnxt_napi        *bnapi;
592         u16                     tx_prod;
593         u16                     tx_cons;
594         u16                     txq_index;
595         void __iomem            *tx_doorbell;
596
597         struct tx_bd            *tx_desc_ring[MAX_TX_PAGES];
598         struct bnxt_sw_tx_bd    *tx_buf_ring;
599
600         dma_addr_t              tx_desc_mapping[MAX_TX_PAGES];
601
602         struct tx_push_buffer   *tx_push;
603         dma_addr_t              tx_push_mapping;
604         __le64                  data_mapping;
605
606 #define BNXT_DEV_STATE_CLOSING  0x1
607         u32                     dev_state;
608
609         struct bnxt_ring_struct tx_ring_struct;
610 };
611
612 struct bnxt_coal {
613         u16                     coal_ticks;
614         u16                     coal_ticks_irq;
615         u16                     coal_bufs;
616         u16                     coal_bufs_irq;
617                         /* RING_IDLE enabled when coal ticks < idle_thresh  */
618         u16                     idle_thresh;
619         u8                      bufs_per_record;
620         u8                      budget;
621 };
622
623 struct bnxt_tpa_info {
624         void                    *data;
625         u8                      *data_ptr;
626         dma_addr_t              mapping;
627         u16                     len;
628         unsigned short          gso_type;
629         u32                     flags2;
630         u32                     metadata;
631         enum pkt_hash_types     hash_type;
632         u32                     rss_hash;
633         u32                     hdr_info;
634
635 #define BNXT_TPA_L4_SIZE(hdr_info)      \
636         (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
637
638 #define BNXT_TPA_INNER_L3_OFF(hdr_info) \
639         (((hdr_info) >> 18) & 0x1ff)
640
641 #define BNXT_TPA_INNER_L2_OFF(hdr_info) \
642         (((hdr_info) >> 9) & 0x1ff)
643
644 #define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
645         ((hdr_info) & 0x1ff)
646
647         u16                     cfa_code; /* cfa_code in TPA start compl */
648 };
649
650 struct bnxt_rx_ring_info {
651         struct bnxt_napi        *bnapi;
652         u16                     rx_prod;
653         u16                     rx_agg_prod;
654         u16                     rx_sw_agg_prod;
655         u16                     rx_next_cons;
656         void __iomem            *rx_doorbell;
657         void __iomem            *rx_agg_doorbell;
658
659         struct bpf_prog         *xdp_prog;
660
661         struct rx_bd            *rx_desc_ring[MAX_RX_PAGES];
662         struct bnxt_sw_rx_bd    *rx_buf_ring;
663
664         struct rx_bd            *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
665         struct bnxt_sw_rx_agg_bd        *rx_agg_ring;
666
667         unsigned long           *rx_agg_bmap;
668         u16                     rx_agg_bmap_size;
669
670         struct page             *rx_page;
671         unsigned int            rx_page_offset;
672
673         dma_addr_t              rx_desc_mapping[MAX_RX_PAGES];
674         dma_addr_t              rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
675
676         struct bnxt_tpa_info    *rx_tpa;
677
678         struct bnxt_ring_struct rx_ring_struct;
679         struct bnxt_ring_struct rx_agg_ring_struct;
680         struct xdp_rxq_info     xdp_rxq;
681 };
682
683 struct bnxt_cp_ring_info {
684         u32                     cp_raw_cons;
685         void __iomem            *cp_doorbell;
686
687         struct bnxt_coal        rx_ring_coal;
688         u64                     rx_packets;
689         u64                     rx_bytes;
690         u64                     event_ctr;
691
692         struct net_dim          dim;
693
694         struct tx_cmp           *cp_desc_ring[MAX_CP_PAGES];
695
696         dma_addr_t              cp_desc_mapping[MAX_CP_PAGES];
697
698         struct ctx_hw_stats     *hw_stats;
699         dma_addr_t              hw_stats_map;
700         u32                     hw_stats_ctx_id;
701         u64                     rx_l4_csum_errors;
702
703         struct bnxt_ring_struct cp_ring_struct;
704 };
705
706 struct bnxt_napi {
707         struct napi_struct      napi;
708         struct bnxt             *bp;
709
710         int                     index;
711         struct bnxt_cp_ring_info        cp_ring;
712         struct bnxt_rx_ring_info        *rx_ring;
713         struct bnxt_tx_ring_info        *tx_ring;
714
715         void                    (*tx_int)(struct bnxt *, struct bnxt_napi *,
716                                           int);
717         u32                     flags;
718 #define BNXT_NAPI_FLAG_XDP      0x1
719
720         bool                    in_reset;
721 };
722
723 struct bnxt_irq {
724         irq_handler_t   handler;
725         unsigned int    vector;
726         u8              requested:1;
727         u8              have_cpumask:1;
728         char            name[IFNAMSIZ + 2];
729         cpumask_var_t   cpu_mask;
730 };
731
732 #define HWRM_RING_ALLOC_TX      0x1
733 #define HWRM_RING_ALLOC_RX      0x2
734 #define HWRM_RING_ALLOC_AGG     0x4
735 #define HWRM_RING_ALLOC_CMPL    0x8
736
737 #define INVALID_STATS_CTX_ID    -1
738
739 struct bnxt_ring_grp_info {
740         u16     fw_stats_ctx;
741         u16     fw_grp_id;
742         u16     rx_fw_ring_id;
743         u16     agg_fw_ring_id;
744         u16     cp_fw_ring_id;
745 };
746
747 struct bnxt_vnic_info {
748         u16             fw_vnic_id; /* returned by Chimp during alloc */
749 #define BNXT_MAX_CTX_PER_VNIC   2
750         u16             fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
751         u16             fw_l2_ctx_id;
752 #define BNXT_MAX_UC_ADDRS       4
753         __le64          fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
754                                 /* index 0 always dev_addr */
755         u16             uc_filter_count;
756         u8              *uc_list;
757
758         u16             *fw_grp_ids;
759         dma_addr_t      rss_table_dma_addr;
760         __le16          *rss_table;
761         dma_addr_t      rss_hash_key_dma_addr;
762         u64             *rss_hash_key;
763         u32             rx_mask;
764
765         u8              *mc_list;
766         int             mc_list_size;
767         int             mc_list_count;
768         dma_addr_t      mc_list_mapping;
769 #define BNXT_MAX_MC_ADDRS       16
770
771         u32             flags;
772 #define BNXT_VNIC_RSS_FLAG      1
773 #define BNXT_VNIC_RFS_FLAG      2
774 #define BNXT_VNIC_MCAST_FLAG    4
775 #define BNXT_VNIC_UCAST_FLAG    8
776 #define BNXT_VNIC_RFS_NEW_RSS_FLAG      0x10
777 };
778
779 struct bnxt_hw_resc {
780         u16     min_rsscos_ctxs;
781         u16     max_rsscos_ctxs;
782         u16     min_cp_rings;
783         u16     max_cp_rings;
784         u16     resv_cp_rings;
785         u16     min_tx_rings;
786         u16     max_tx_rings;
787         u16     resv_tx_rings;
788         u16     min_rx_rings;
789         u16     max_rx_rings;
790         u16     resv_rx_rings;
791         u16     min_hw_ring_grps;
792         u16     max_hw_ring_grps;
793         u16     resv_hw_ring_grps;
794         u16     min_l2_ctxs;
795         u16     max_l2_ctxs;
796         u16     min_vnics;
797         u16     max_vnics;
798         u16     resv_vnics;
799         u16     min_stat_ctxs;
800         u16     max_stat_ctxs;
801         u16     max_irqs;
802 };
803
804 #if defined(CONFIG_BNXT_SRIOV)
805 struct bnxt_vf_info {
806         u16     fw_fid;
807         u8      mac_addr[ETH_ALEN];
808         u16     vlan;
809         u32     flags;
810 #define BNXT_VF_QOS             0x1
811 #define BNXT_VF_SPOOFCHK        0x2
812 #define BNXT_VF_LINK_FORCED     0x4
813 #define BNXT_VF_LINK_UP         0x8
814         u32     func_flags; /* func cfg flags */
815         u32     min_tx_rate;
816         u32     max_tx_rate;
817         void    *hwrm_cmd_req_addr;
818         dma_addr_t      hwrm_cmd_req_dma_addr;
819 };
820 #endif
821
822 struct bnxt_pf_info {
823 #define BNXT_FIRST_PF_FID       1
824 #define BNXT_FIRST_VF_FID       128
825         u16     fw_fid;
826         u16     port_id;
827         u8      mac_addr[ETH_ALEN];
828         u32     first_vf_id;
829         u16     active_vfs;
830         u16     max_vfs;
831         u32     max_encap_records;
832         u32     max_decap_records;
833         u32     max_tx_em_flows;
834         u32     max_tx_wm_flows;
835         u32     max_rx_em_flows;
836         u32     max_rx_wm_flows;
837         unsigned long   *vf_event_bmap;
838         u16     hwrm_cmd_req_pages;
839         void                    *hwrm_cmd_req_addr[4];
840         dma_addr_t              hwrm_cmd_req_dma_addr[4];
841         struct bnxt_vf_info     *vf;
842 };
843
844 struct bnxt_ntuple_filter {
845         struct hlist_node       hash;
846         u8                      dst_mac_addr[ETH_ALEN];
847         u8                      src_mac_addr[ETH_ALEN];
848         struct flow_keys        fkeys;
849         __le64                  filter_id;
850         u16                     sw_id;
851         u8                      l2_fltr_idx;
852         u16                     rxq;
853         u32                     flow_id;
854         unsigned long           state;
855 #define BNXT_FLTR_VALID         0
856 #define BNXT_FLTR_UPDATE        1
857 };
858
859 struct bnxt_link_info {
860         u8                      phy_type;
861         u8                      media_type;
862         u8                      transceiver;
863         u8                      phy_addr;
864         u8                      phy_link_status;
865 #define BNXT_LINK_NO_LINK       PORT_PHY_QCFG_RESP_LINK_NO_LINK
866 #define BNXT_LINK_SIGNAL        PORT_PHY_QCFG_RESP_LINK_SIGNAL
867 #define BNXT_LINK_LINK          PORT_PHY_QCFG_RESP_LINK_LINK
868         u8                      wire_speed;
869         u8                      loop_back;
870         u8                      link_up;
871         u8                      duplex;
872 #define BNXT_LINK_DUPLEX_HALF   PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF
873 #define BNXT_LINK_DUPLEX_FULL   PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL
874         u8                      pause;
875 #define BNXT_LINK_PAUSE_TX      PORT_PHY_QCFG_RESP_PAUSE_TX
876 #define BNXT_LINK_PAUSE_RX      PORT_PHY_QCFG_RESP_PAUSE_RX
877 #define BNXT_LINK_PAUSE_BOTH    (PORT_PHY_QCFG_RESP_PAUSE_RX | \
878                                  PORT_PHY_QCFG_RESP_PAUSE_TX)
879         u8                      lp_pause;
880         u8                      auto_pause_setting;
881         u8                      force_pause_setting;
882         u8                      duplex_setting;
883         u8                      auto_mode;
884 #define BNXT_AUTO_MODE(mode)    ((mode) > BNXT_LINK_AUTO_NONE && \
885                                  (mode) <= BNXT_LINK_AUTO_MSK)
886 #define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
887 #define BNXT_LINK_AUTO_ALLSPDS  PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
888 #define BNXT_LINK_AUTO_ONESPD   PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
889 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
890 #define BNXT_LINK_AUTO_MSK      PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
891 #define PHY_VER_LEN             3
892         u8                      phy_ver[PHY_VER_LEN];
893         u16                     link_speed;
894 #define BNXT_LINK_SPEED_100MB   PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
895 #define BNXT_LINK_SPEED_1GB     PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
896 #define BNXT_LINK_SPEED_2GB     PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
897 #define BNXT_LINK_SPEED_2_5GB   PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
898 #define BNXT_LINK_SPEED_10GB    PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
899 #define BNXT_LINK_SPEED_20GB    PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
900 #define BNXT_LINK_SPEED_25GB    PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
901 #define BNXT_LINK_SPEED_40GB    PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
902 #define BNXT_LINK_SPEED_50GB    PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
903 #define BNXT_LINK_SPEED_100GB   PORT_PHY_QCFG_RESP_LINK_SPEED_100GB
904         u16                     support_speeds;
905         u16                     auto_link_speeds;       /* fw adv setting */
906 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
907 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
908 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
909 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
910 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
911 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
912 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
913 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
914 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
915 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB
916         u16                     support_auto_speeds;
917         u16                     lp_auto_link_speeds;
918         u16                     force_link_speed;
919         u32                     preemphasis;
920         u8                      module_status;
921         u16                     fec_cfg;
922 #define BNXT_FEC_AUTONEG        PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED
923 #define BNXT_FEC_ENC_BASE_R     PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED
924 #define BNXT_FEC_ENC_RS         PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED
925
926         /* copy of requested setting from ethtool cmd */
927         u8                      autoneg;
928 #define BNXT_AUTONEG_SPEED              1
929 #define BNXT_AUTONEG_FLOW_CTRL          2
930         u8                      req_duplex;
931         u8                      req_flow_ctrl;
932         u16                     req_link_speed;
933         u16                     advertising;    /* user adv setting */
934         bool                    force_link_chng;
935
936         /* a copy of phy_qcfg output used to report link
937          * info to VF
938          */
939         struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
940 };
941
942 #define BNXT_MAX_QUEUE  8
943
944 struct bnxt_queue_info {
945         u8      queue_id;
946         u8      queue_profile;
947 };
948
949 #define BNXT_MAX_LED                    4
950
951 struct bnxt_led_info {
952         u8      led_id;
953         u8      led_type;
954         u8      led_group_id;
955         u8      unused;
956         __le16  led_state_caps;
957 #define BNXT_LED_ALT_BLINK_CAP(x)       ((x) &  \
958         cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED))
959
960         __le16  led_color_caps;
961 };
962
963 #define BNXT_MAX_TEST   8
964
965 struct bnxt_test_info {
966         u8 offline_mask;
967         u16 timeout;
968         char string[BNXT_MAX_TEST][ETH_GSTRING_LEN];
969 };
970
971 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT  0x400
972 #define BNXT_CAG_REG_LEGACY_INT_STATUS  0x4014
973 #define BNXT_CAG_REG_BASE               0x300000
974
975 struct bnxt_tc_flow_stats {
976         u64             packets;
977         u64             bytes;
978 };
979
980 struct bnxt_tc_info {
981         bool                            enabled;
982
983         /* hash table to store TC offloaded flows */
984         struct rhashtable               flow_table;
985         struct rhashtable_params        flow_ht_params;
986
987         /* hash table to store L2 keys of TC flows */
988         struct rhashtable               l2_table;
989         struct rhashtable_params        l2_ht_params;
990         /* hash table to store L2 keys for TC tunnel decap */
991         struct rhashtable               decap_l2_table;
992         struct rhashtable_params        decap_l2_ht_params;
993         /* hash table to store tunnel decap entries */
994         struct rhashtable               decap_table;
995         struct rhashtable_params        decap_ht_params;
996         /* hash table to store tunnel encap entries */
997         struct rhashtable               encap_table;
998         struct rhashtable_params        encap_ht_params;
999
1000         /* lock to atomically add/del an l2 node when a flow is
1001          * added or deleted.
1002          */
1003         struct mutex                    lock;
1004
1005         /* Fields used for batching stats query */
1006         struct rhashtable_iter          iter;
1007 #define BNXT_FLOW_STATS_BATCH_MAX       10
1008         struct bnxt_tc_stats_batch {
1009                 void                      *flow_node;
1010                 struct bnxt_tc_flow_stats hw_stats;
1011         } stats_batch[BNXT_FLOW_STATS_BATCH_MAX];
1012
1013         /* Stat counter mask (width) */
1014         u64                             bytes_mask;
1015         u64                             packets_mask;
1016 };
1017
1018 struct bnxt_vf_rep_stats {
1019         u64                     packets;
1020         u64                     bytes;
1021         u64                     dropped;
1022 };
1023
1024 struct bnxt_vf_rep {
1025         struct bnxt                     *bp;
1026         struct net_device               *dev;
1027         struct metadata_dst             *dst;
1028         u16                             vf_idx;
1029         u16                             tx_cfa_action;
1030         u16                             rx_cfa_code;
1031
1032         struct bnxt_vf_rep_stats        rx_stats;
1033         struct bnxt_vf_rep_stats        tx_stats;
1034 };
1035
1036 struct bnxt {
1037         void __iomem            *bar0;
1038         void __iomem            *bar1;
1039         void __iomem            *bar2;
1040
1041         u32                     reg_base;
1042         u16                     chip_num;
1043 #define CHIP_NUM_57301          0x16c8
1044 #define CHIP_NUM_57302          0x16c9
1045 #define CHIP_NUM_57304          0x16ca
1046 #define CHIP_NUM_58700          0x16cd
1047 #define CHIP_NUM_57402          0x16d0
1048 #define CHIP_NUM_57404          0x16d1
1049 #define CHIP_NUM_57406          0x16d2
1050 #define CHIP_NUM_57407          0x16d5
1051
1052 #define CHIP_NUM_57311          0x16ce
1053 #define CHIP_NUM_57312          0x16cf
1054 #define CHIP_NUM_57314          0x16df
1055 #define CHIP_NUM_57317          0x16e0
1056 #define CHIP_NUM_57412          0x16d6
1057 #define CHIP_NUM_57414          0x16d7
1058 #define CHIP_NUM_57416          0x16d8
1059 #define CHIP_NUM_57417          0x16d9
1060 #define CHIP_NUM_57412L         0x16da
1061 #define CHIP_NUM_57414L         0x16db
1062
1063 #define CHIP_NUM_5745X          0xd730
1064
1065 #define CHIP_NUM_58802          0xd802
1066 #define CHIP_NUM_58804          0xd804
1067 #define CHIP_NUM_58808          0xd808
1068
1069 #define BNXT_CHIP_NUM_5730X(chip_num)           \
1070         ((chip_num) >= CHIP_NUM_57301 &&        \
1071          (chip_num) <= CHIP_NUM_57304)
1072
1073 #define BNXT_CHIP_NUM_5740X(chip_num)           \
1074         (((chip_num) >= CHIP_NUM_57402 &&       \
1075           (chip_num) <= CHIP_NUM_57406) ||      \
1076          (chip_num) == CHIP_NUM_57407)
1077
1078 #define BNXT_CHIP_NUM_5731X(chip_num)           \
1079         ((chip_num) == CHIP_NUM_57311 ||        \
1080          (chip_num) == CHIP_NUM_57312 ||        \
1081          (chip_num) == CHIP_NUM_57314 ||        \
1082          (chip_num) == CHIP_NUM_57317)
1083
1084 #define BNXT_CHIP_NUM_5741X(chip_num)           \
1085         ((chip_num) >= CHIP_NUM_57412 &&        \
1086          (chip_num) <= CHIP_NUM_57414L)
1087
1088 #define BNXT_CHIP_NUM_58700(chip_num)           \
1089          ((chip_num) == CHIP_NUM_58700)
1090
1091 #define BNXT_CHIP_NUM_5745X(chip_num)           \
1092          ((chip_num) == CHIP_NUM_5745X)
1093
1094 #define BNXT_CHIP_NUM_57X0X(chip_num)           \
1095         (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
1096
1097 #define BNXT_CHIP_NUM_57X1X(chip_num)           \
1098         (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
1099
1100 #define BNXT_CHIP_NUM_588XX(chip_num)           \
1101         ((chip_num) == CHIP_NUM_58802 ||        \
1102          (chip_num) == CHIP_NUM_58804 ||        \
1103          (chip_num) == CHIP_NUM_58808)
1104
1105         struct net_device       *dev;
1106         struct pci_dev          *pdev;
1107
1108         atomic_t                intr_sem;
1109
1110         u32                     flags;
1111         #define BNXT_FLAG_DCB_ENABLED   0x1
1112         #define BNXT_FLAG_VF            0x2
1113         #define BNXT_FLAG_LRO           0x4
1114 #ifdef CONFIG_INET
1115         #define BNXT_FLAG_GRO           0x8
1116 #else
1117         /* Cannot support hardware GRO if CONFIG_INET is not set */
1118         #define BNXT_FLAG_GRO           0x0
1119 #endif
1120         #define BNXT_FLAG_TPA           (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
1121         #define BNXT_FLAG_JUMBO         0x10
1122         #define BNXT_FLAG_STRIP_VLAN    0x20
1123         #define BNXT_FLAG_AGG_RINGS     (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
1124                                          BNXT_FLAG_LRO)
1125         #define BNXT_FLAG_USING_MSIX    0x40
1126         #define BNXT_FLAG_MSIX_CAP      0x80
1127         #define BNXT_FLAG_RFS           0x100
1128         #define BNXT_FLAG_SHARED_RINGS  0x200
1129         #define BNXT_FLAG_PORT_STATS    0x400
1130         #define BNXT_FLAG_UDP_RSS_CAP   0x800
1131         #define BNXT_FLAG_EEE_CAP       0x1000
1132         #define BNXT_FLAG_NEW_RSS_CAP   0x2000
1133         #define BNXT_FLAG_WOL_CAP       0x4000
1134         #define BNXT_FLAG_ROCEV1_CAP    0x8000
1135         #define BNXT_FLAG_ROCEV2_CAP    0x10000
1136         #define BNXT_FLAG_ROCE_CAP      (BNXT_FLAG_ROCEV1_CAP | \
1137                                          BNXT_FLAG_ROCEV2_CAP)
1138         #define BNXT_FLAG_NO_AGG_RINGS  0x20000
1139         #define BNXT_FLAG_RX_PAGE_MODE  0x40000
1140         #define BNXT_FLAG_FW_LLDP_AGENT 0x80000
1141         #define BNXT_FLAG_MULTI_HOST    0x100000
1142         #define BNXT_FLAG_SHORT_CMD     0x200000
1143         #define BNXT_FLAG_DOUBLE_DB     0x400000
1144         #define BNXT_FLAG_FW_DCBX_AGENT 0x800000
1145         #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
1146         #define BNXT_FLAG_DIM           0x2000000
1147         #define BNXT_FLAG_NEW_RM        0x8000000
1148
1149         #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |             \
1150                                             BNXT_FLAG_RFS |             \
1151                                             BNXT_FLAG_STRIP_VLAN)
1152
1153 #define BNXT_PF(bp)             (!((bp)->flags & BNXT_FLAG_VF))
1154 #define BNXT_VF(bp)             ((bp)->flags & BNXT_FLAG_VF)
1155 #define BNXT_NPAR(bp)           ((bp)->port_partition_type)
1156 #define BNXT_MH(bp)             ((bp)->flags & BNXT_FLAG_MULTI_HOST)
1157 #define BNXT_SINGLE_PF(bp)      (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp))
1158 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
1159 #define BNXT_RX_PAGE_MODE(bp)   ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE)
1160
1161 /* Chip class phase 4 and later */
1162 #define BNXT_CHIP_P4_PLUS(bp)                   \
1163         (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \
1164          BNXT_CHIP_NUM_5745X((bp)->chip_num) || \
1165          BNXT_CHIP_NUM_588XX((bp)->chip_num) || \
1166          (BNXT_CHIP_NUM_58700((bp)->chip_num) &&        \
1167           !BNXT_CHIP_TYPE_NITRO_A0(bp)))
1168
1169         struct bnxt_en_dev      *edev;
1170         struct bnxt_en_dev *    (*ulp_probe)(struct net_device *);
1171
1172         struct bnxt_napi        **bnapi;
1173
1174         struct bnxt_rx_ring_info        *rx_ring;
1175         struct bnxt_tx_ring_info        *tx_ring;
1176         u16                     *tx_ring_map;
1177
1178         struct sk_buff *        (*gro_func)(struct bnxt_tpa_info *, int, int,
1179                                             struct sk_buff *);
1180
1181         struct sk_buff *        (*rx_skb_func)(struct bnxt *,
1182                                                struct bnxt_rx_ring_info *,
1183                                                u16, void *, u8 *, dma_addr_t,
1184                                                unsigned int);
1185
1186         u32                     rx_buf_size;
1187         u32                     rx_buf_use_size;        /* useable size */
1188         u16                     rx_offset;
1189         u16                     rx_dma_offset;
1190         enum dma_data_direction rx_dir;
1191         u32                     rx_ring_size;
1192         u32                     rx_agg_ring_size;
1193         u32                     rx_copy_thresh;
1194         u32                     rx_ring_mask;
1195         u32                     rx_agg_ring_mask;
1196         int                     rx_nr_pages;
1197         int                     rx_agg_nr_pages;
1198         int                     rx_nr_rings;
1199         int                     rsscos_nr_ctxs;
1200
1201         u32                     tx_ring_size;
1202         u32                     tx_ring_mask;
1203         int                     tx_nr_pages;
1204         int                     tx_nr_rings;
1205         int                     tx_nr_rings_per_tc;
1206         int                     tx_nr_rings_xdp;
1207
1208         int                     tx_wake_thresh;
1209         int                     tx_push_thresh;
1210         int                     tx_push_size;
1211
1212         u32                     cp_ring_size;
1213         u32                     cp_ring_mask;
1214         u32                     cp_bit;
1215         int                     cp_nr_pages;
1216         int                     cp_nr_rings;
1217
1218         int                     num_stat_ctxs;
1219
1220         /* grp_info indexed by completion ring index */
1221         struct bnxt_ring_grp_info       *grp_info;
1222         struct bnxt_vnic_info   *vnic_info;
1223         int                     nr_vnics;
1224         u32                     rss_hash_cfg;
1225
1226         u16                     max_mtu;
1227         u8                      max_tc;
1228         u8                      max_lltc;       /* lossless TCs */
1229         struct bnxt_queue_info  q_info[BNXT_MAX_QUEUE];
1230
1231         unsigned int            current_interval;
1232 #define BNXT_TIMER_INTERVAL     HZ
1233
1234         struct timer_list       timer;
1235
1236         unsigned long           state;
1237 #define BNXT_STATE_OPEN         0
1238 #define BNXT_STATE_IN_SP_TASK   1
1239 #define BNXT_STATE_READ_STATS   2
1240
1241         struct bnxt_irq *irq_tbl;
1242         int                     total_irqs;
1243         u8                      mac_addr[ETH_ALEN];
1244
1245 #ifdef CONFIG_BNXT_DCB
1246         struct ieee_pfc         *ieee_pfc;
1247         struct ieee_ets         *ieee_ets;
1248         u8                      dcbx_cap;
1249         u8                      default_pri;
1250 #endif /* CONFIG_BNXT_DCB */
1251
1252         u32                     msg_enable;
1253
1254         u32                     hwrm_spec_code;
1255         u16                     hwrm_cmd_seq;
1256         u32                     hwrm_intr_seq_id;
1257         void                    *hwrm_short_cmd_req_addr;
1258         dma_addr_t              hwrm_short_cmd_req_dma_addr;
1259         void                    *hwrm_cmd_resp_addr;
1260         dma_addr_t              hwrm_cmd_resp_dma_addr;
1261         void                    *hwrm_dbg_resp_addr;
1262         dma_addr_t              hwrm_dbg_resp_dma_addr;
1263 #define HWRM_DBG_REG_BUF_SIZE   128
1264
1265         struct rx_port_stats    *hw_rx_port_stats;
1266         struct tx_port_stats    *hw_tx_port_stats;
1267         dma_addr_t              hw_rx_port_stats_map;
1268         dma_addr_t              hw_tx_port_stats_map;
1269         int                     hw_port_stats_size;
1270
1271         u16                     hwrm_max_req_len;
1272         int                     hwrm_cmd_timeout;
1273         struct mutex            hwrm_cmd_lock;  /* serialize hwrm messages */
1274         struct hwrm_ver_get_output      ver_resp;
1275 #define FW_VER_STR_LEN          32
1276 #define BC_HWRM_STR_LEN         21
1277 #define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1278         char                    fw_ver_str[FW_VER_STR_LEN];
1279         __be16                  vxlan_port;
1280         u8                      vxlan_port_cnt;
1281         __le16                  vxlan_fw_dst_port_id;
1282         __be16                  nge_port;
1283         u8                      nge_port_cnt;
1284         __le16                  nge_fw_dst_port_id;
1285         u8                      port_partition_type;
1286         u8                      port_count;
1287         u16                     br_mode;
1288
1289         struct bnxt_coal        rx_coal;
1290         struct bnxt_coal        tx_coal;
1291
1292 #define BNXT_USEC_TO_COAL_TIMER(x)      ((x) * 25 / 2)
1293
1294         u32                     stats_coal_ticks;
1295 #define BNXT_DEF_STATS_COAL_TICKS        1000000
1296 #define BNXT_MIN_STATS_COAL_TICKS         250000
1297 #define BNXT_MAX_STATS_COAL_TICKS        1000000
1298
1299         struct work_struct      sp_task;
1300         unsigned long           sp_event;
1301 #define BNXT_RX_MASK_SP_EVENT           0
1302 #define BNXT_RX_NTP_FLTR_SP_EVENT       1
1303 #define BNXT_LINK_CHNG_SP_EVENT         2
1304 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1305 #define BNXT_VXLAN_ADD_PORT_SP_EVENT    4
1306 #define BNXT_VXLAN_DEL_PORT_SP_EVENT    5
1307 #define BNXT_RESET_TASK_SP_EVENT        6
1308 #define BNXT_RST_RING_SP_EVENT          7
1309 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT    8
1310 #define BNXT_PERIODIC_STATS_SP_EVENT    9
1311 #define BNXT_HWRM_PORT_MODULE_SP_EVENT  10
1312 #define BNXT_RESET_TASK_SILENT_SP_EVENT 11
1313 #define BNXT_GENEVE_ADD_PORT_SP_EVENT   12
1314 #define BNXT_GENEVE_DEL_PORT_SP_EVENT   13
1315 #define BNXT_LINK_SPEED_CHNG_SP_EVENT   14
1316 #define BNXT_FLOW_STATS_SP_EVENT        15
1317
1318         struct bnxt_hw_resc     hw_resc;
1319         struct bnxt_pf_info     pf;
1320 #ifdef CONFIG_BNXT_SRIOV
1321         int                     nr_vfs;
1322         struct bnxt_vf_info     vf;
1323         wait_queue_head_t       sriov_cfg_wait;
1324         bool                    sriov_cfg;
1325 #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
1326
1327         /* lock to protect VF-rep creation/cleanup via
1328          * multiple paths such as ->sriov_configure() and
1329          * devlink ->eswitch_mode_set()
1330          */
1331         struct mutex            sriov_lock;
1332 #endif
1333
1334 #define BNXT_NTP_FLTR_MAX_FLTR  4096
1335 #define BNXT_NTP_FLTR_HASH_SIZE 512
1336 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1337         struct hlist_head       ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1338         spinlock_t              ntp_fltr_lock;  /* for hash table add, del */
1339
1340         unsigned long           *ntp_fltr_bmap;
1341         int                     ntp_fltr_count;
1342
1343         /* To protect link related settings during link changes and
1344          * ethtool settings changes.
1345          */
1346         struct mutex            link_lock;
1347         struct bnxt_link_info   link_info;
1348         struct ethtool_eee      eee;
1349         u32                     lpi_tmr_lo;
1350         u32                     lpi_tmr_hi;
1351
1352         u8                      num_tests;
1353         struct bnxt_test_info   *test_info;
1354
1355         u8                      wol_filter_id;
1356         u8                      wol;
1357
1358         u8                      num_leds;
1359         struct bnxt_led_info    leds[BNXT_MAX_LED];
1360
1361         struct bpf_prog         *xdp_prog;
1362
1363         /* devlink interface and vf-rep structs */
1364         struct devlink          *dl;
1365         enum devlink_eswitch_mode eswitch_mode;
1366         struct bnxt_vf_rep      **vf_reps; /* array of vf-rep ptrs */
1367         u16                     *cfa_code_map; /* cfa_code -> vf_idx map */
1368         struct bnxt_tc_info     *tc_info;
1369 };
1370
1371 #define BNXT_RX_STATS_OFFSET(counter)                   \
1372         (offsetof(struct rx_port_stats, counter) / 8)
1373
1374 #define BNXT_TX_STATS_OFFSET(counter)                   \
1375         ((offsetof(struct tx_port_stats, counter) +     \
1376           sizeof(struct rx_port_stats) + 512) / 8)
1377
1378 #define I2C_DEV_ADDR_A0                         0xa0
1379 #define I2C_DEV_ADDR_A2                         0xa2
1380 #define SFP_EEPROM_SFF_8472_COMP_ADDR           0x5e
1381 #define SFP_EEPROM_SFF_8472_COMP_SIZE           1
1382 #define SFF_MODULE_ID_SFP                       0x3
1383 #define SFF_MODULE_ID_QSFP                      0xc
1384 #define SFF_MODULE_ID_QSFP_PLUS                 0xd
1385 #define SFF_MODULE_ID_QSFP28                    0x11
1386 #define BNXT_MAX_PHY_I2C_RESP_SIZE              64
1387
1388 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr)
1389 {
1390         /* Tell compiler to fetch tx indices from memory. */
1391         barrier();
1392
1393         return bp->tx_ring_size -
1394                 ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask);
1395 }
1396
1397 /* For TX and RX ring doorbells */
1398 static inline void bnxt_db_write(struct bnxt *bp, void __iomem *db, u32 val)
1399 {
1400         writel(val, db);
1401         if (bp->flags & BNXT_FLAG_DOUBLE_DB)
1402                 writel(val, db);
1403 }
1404
1405 extern const u16 bnxt_lhint_arr[];
1406
1407 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr,
1408                        u16 prod, gfp_t gfp);
1409 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data);
1410 void bnxt_set_tpa_flags(struct bnxt *bp);
1411 void bnxt_set_ring_params(struct bnxt *);
1412 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode);
1413 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1414 int _hwrm_send_message(struct bnxt *, void *, u32, int);
1415 int _hwrm_send_message_silent(struct bnxt *bp, void *msg, u32 len, int timeout);
1416 int hwrm_send_message(struct bnxt *, void *, u32, int);
1417 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
1418 int bnxt_hwrm_func_rgtr_async_events(struct bnxt *bp, unsigned long *bmap,
1419                                      int bmap_size);
1420 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id);
1421 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings);
1422 int bnxt_hwrm_set_coal(struct bnxt *);
1423 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp);
1424 void bnxt_set_max_func_stat_ctxs(struct bnxt *bp, unsigned int max);
1425 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp);
1426 void bnxt_set_max_func_cp_rings(struct bnxt *bp, unsigned int max);
1427 void bnxt_set_max_func_irqs(struct bnxt *bp, unsigned int max);
1428 void bnxt_tx_disable(struct bnxt *bp);
1429 void bnxt_tx_enable(struct bnxt *bp);
1430 int bnxt_hwrm_set_pause(struct bnxt *);
1431 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
1432 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp);
1433 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp);
1434 int bnxt_hwrm_fw_set_time(struct bnxt *);
1435 int bnxt_open_nic(struct bnxt *, bool, bool);
1436 int bnxt_half_open_nic(struct bnxt *bp);
1437 void bnxt_half_close_nic(struct bnxt *bp);
1438 int bnxt_close_nic(struct bnxt *, bool, bool);
1439 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs,
1440                      int tx_xdp);
1441 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc);
1442 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
1443 int bnxt_restore_pf_fw_resources(struct bnxt *bp);
1444 int bnxt_port_attr_get(struct bnxt *bp, struct switchdev_attr *attr);
1445 void bnxt_dim_work(struct work_struct *work);
1446 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi);
1447
1448 #endif