Merge branch 'drm-next-4.8' of git://people.freedesktop.org/~agd5f/linux into drm...
[cascardo/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  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation.
8  */
9
10 #ifndef BNXT_H
11 #define BNXT_H
12
13 #define DRV_MODULE_NAME         "bnxt_en"
14 #define DRV_MODULE_VERSION      "1.3.0"
15
16 #define DRV_VER_MAJ     1
17 #define DRV_VER_MIN     3
18 #define DRV_VER_UPD     0
19
20 struct tx_bd {
21         __le32 tx_bd_len_flags_type;
22         #define TX_BD_TYPE                                      (0x3f << 0)
23          #define TX_BD_TYPE_SHORT_TX_BD                          (0x00 << 0)
24          #define TX_BD_TYPE_LONG_TX_BD                           (0x10 << 0)
25         #define TX_BD_FLAGS_PACKET_END                          (1 << 6)
26         #define TX_BD_FLAGS_NO_CMPL                             (1 << 7)
27         #define TX_BD_FLAGS_BD_CNT                              (0x1f << 8)
28          #define TX_BD_FLAGS_BD_CNT_SHIFT                        8
29         #define TX_BD_FLAGS_LHINT                               (3 << 13)
30          #define TX_BD_FLAGS_LHINT_SHIFT                         13
31          #define TX_BD_FLAGS_LHINT_512_AND_SMALLER               (0 << 13)
32          #define TX_BD_FLAGS_LHINT_512_TO_1023                   (1 << 13)
33          #define TX_BD_FLAGS_LHINT_1024_TO_2047                  (2 << 13)
34          #define TX_BD_FLAGS_LHINT_2048_AND_LARGER               (3 << 13)
35         #define TX_BD_FLAGS_COAL_NOW                            (1 << 15)
36         #define TX_BD_LEN                                       (0xffff << 16)
37          #define TX_BD_LEN_SHIFT                                 16
38
39         u32 tx_bd_opaque;
40         __le64 tx_bd_haddr;
41 } __packed;
42
43 struct tx_bd_ext {
44         __le32 tx_bd_hsize_lflags;
45         #define TX_BD_FLAGS_TCP_UDP_CHKSUM                      (1 << 0)
46         #define TX_BD_FLAGS_IP_CKSUM                            (1 << 1)
47         #define TX_BD_FLAGS_NO_CRC                              (1 << 2)
48         #define TX_BD_FLAGS_STAMP                               (1 << 3)
49         #define TX_BD_FLAGS_T_IP_CHKSUM                         (1 << 4)
50         #define TX_BD_FLAGS_LSO                                 (1 << 5)
51         #define TX_BD_FLAGS_IPID_FMT                            (1 << 6)
52         #define TX_BD_FLAGS_T_IPID                              (1 << 7)
53         #define TX_BD_HSIZE                                     (0xff << 16)
54          #define TX_BD_HSIZE_SHIFT                               16
55
56         __le32 tx_bd_mss;
57         __le32 tx_bd_cfa_action;
58         #define TX_BD_CFA_ACTION                                (0xffff << 16)
59          #define TX_BD_CFA_ACTION_SHIFT                          16
60
61         __le32 tx_bd_cfa_meta;
62         #define TX_BD_CFA_META_MASK                             0xfffffff
63         #define TX_BD_CFA_META_VID_MASK                         0xfff
64         #define TX_BD_CFA_META_PRI_MASK                         (0xf << 12)
65          #define TX_BD_CFA_META_PRI_SHIFT                        12
66         #define TX_BD_CFA_META_TPID_MASK                        (3 << 16)
67          #define TX_BD_CFA_META_TPID_SHIFT                       16
68         #define TX_BD_CFA_META_KEY                              (0xf << 28)
69          #define TX_BD_CFA_META_KEY_SHIFT                        28
70         #define TX_BD_CFA_META_KEY_VLAN                         (1 << 28)
71 };
72
73 struct rx_bd {
74         __le32 rx_bd_len_flags_type;
75         #define RX_BD_TYPE                                      (0x3f << 0)
76          #define RX_BD_TYPE_RX_PACKET_BD                         0x4
77          #define RX_BD_TYPE_RX_BUFFER_BD                         0x5
78          #define RX_BD_TYPE_RX_AGG_BD                            0x6
79          #define RX_BD_TYPE_16B_BD_SIZE                          (0 << 4)
80          #define RX_BD_TYPE_32B_BD_SIZE                          (1 << 4)
81          #define RX_BD_TYPE_48B_BD_SIZE                          (2 << 4)
82          #define RX_BD_TYPE_64B_BD_SIZE                          (3 << 4)
83         #define RX_BD_FLAGS_SOP                                 (1 << 6)
84         #define RX_BD_FLAGS_EOP                                 (1 << 7)
85         #define RX_BD_FLAGS_BUFFERS                             (3 << 8)
86          #define RX_BD_FLAGS_1_BUFFER_PACKET                     (0 << 8)
87          #define RX_BD_FLAGS_2_BUFFER_PACKET                     (1 << 8)
88          #define RX_BD_FLAGS_3_BUFFER_PACKET                     (2 << 8)
89          #define RX_BD_FLAGS_4_BUFFER_PACKET                     (3 << 8)
90         #define RX_BD_LEN                                       (0xffff << 16)
91          #define RX_BD_LEN_SHIFT                                 16
92
93         u32 rx_bd_opaque;
94         __le64 rx_bd_haddr;
95 };
96
97 struct tx_cmp {
98         __le32 tx_cmp_flags_type;
99         #define CMP_TYPE                                        (0x3f << 0)
100          #define CMP_TYPE_TX_L2_CMP                              0
101          #define CMP_TYPE_RX_L2_CMP                              17
102          #define CMP_TYPE_RX_AGG_CMP                             18
103          #define CMP_TYPE_RX_L2_TPA_START_CMP                    19
104          #define CMP_TYPE_RX_L2_TPA_END_CMP                      21
105          #define CMP_TYPE_STATUS_CMP                             32
106          #define CMP_TYPE_REMOTE_DRIVER_REQ                      34
107          #define CMP_TYPE_REMOTE_DRIVER_RESP                     36
108          #define CMP_TYPE_ERROR_STATUS                           48
109          #define CMPL_BASE_TYPE_STAT_EJECT                       (0x1aUL << 0)
110          #define CMPL_BASE_TYPE_HWRM_DONE                        (0x20UL << 0)
111          #define CMPL_BASE_TYPE_HWRM_FWD_REQ                     (0x22UL << 0)
112          #define CMPL_BASE_TYPE_HWRM_FWD_RESP                    (0x24UL << 0)
113          #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT                 (0x2eUL << 0)
114
115         #define TX_CMP_FLAGS_ERROR                              (1 << 6)
116         #define TX_CMP_FLAGS_PUSH                               (1 << 7)
117
118         u32 tx_cmp_opaque;
119         __le32 tx_cmp_errors_v;
120         #define TX_CMP_V                                        (1 << 0)
121         #define TX_CMP_ERRORS_BUFFER_ERROR                      (7 << 1)
122          #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR             0
123          #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT           2
124          #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG         4
125          #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS          5
126          #define TX_CMP_ERRORS_ZERO_LENGTH_PKT                   (1 << 4)
127          #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN                  (1 << 5)
128          #define TX_CMP_ERRORS_DMA_ERROR                         (1 << 6)
129          #define TX_CMP_ERRORS_HINT_TOO_SHORT                    (1 << 7)
130
131         __le32 tx_cmp_unsed_3;
132 };
133
134 struct rx_cmp {
135         __le32 rx_cmp_len_flags_type;
136         #define RX_CMP_CMP_TYPE                                 (0x3f << 0)
137         #define RX_CMP_FLAGS_ERROR                              (1 << 6)
138         #define RX_CMP_FLAGS_PLACEMENT                          (7 << 7)
139         #define RX_CMP_FLAGS_RSS_VALID                          (1 << 10)
140         #define RX_CMP_FLAGS_UNUSED                             (1 << 11)
141          #define RX_CMP_FLAGS_ITYPES_SHIFT                       12
142          #define RX_CMP_FLAGS_ITYPE_UNKNOWN                      (0 << 12)
143          #define RX_CMP_FLAGS_ITYPE_IP                           (1 << 12)
144          #define RX_CMP_FLAGS_ITYPE_TCP                          (2 << 12)
145          #define RX_CMP_FLAGS_ITYPE_UDP                          (3 << 12)
146          #define RX_CMP_FLAGS_ITYPE_FCOE                         (4 << 12)
147          #define RX_CMP_FLAGS_ITYPE_ROCE                         (5 << 12)
148          #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS                    (8 << 12)
149          #define RX_CMP_FLAGS_ITYPE_PTP_W_TS                     (9 << 12)
150         #define RX_CMP_LEN                                      (0xffff << 16)
151          #define RX_CMP_LEN_SHIFT                                16
152
153         u32 rx_cmp_opaque;
154         __le32 rx_cmp_misc_v1;
155         #define RX_CMP_V1                                       (1 << 0)
156         #define RX_CMP_AGG_BUFS                                 (0x1f << 1)
157          #define RX_CMP_AGG_BUFS_SHIFT                           1
158         #define RX_CMP_RSS_HASH_TYPE                            (0x7f << 9)
159          #define RX_CMP_RSS_HASH_TYPE_SHIFT                      9
160         #define RX_CMP_PAYLOAD_OFFSET                           (0xff << 16)
161          #define RX_CMP_PAYLOAD_OFFSET_SHIFT                     16
162
163         __le32 rx_cmp_rss_hash;
164 };
165
166 #define RX_CMP_HASH_VALID(rxcmp)                                \
167         ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID))
168
169 #define RSS_PROFILE_ID_MASK     0x1f
170
171 #define RX_CMP_HASH_TYPE(rxcmp)                                 \
172         (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\
173           RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
174
175 struct rx_cmp_ext {
176         __le32 rx_cmp_flags2;
177         #define RX_CMP_FLAGS2_IP_CS_CALC                        0x1
178         #define RX_CMP_FLAGS2_L4_CS_CALC                        (0x1 << 1)
179         #define RX_CMP_FLAGS2_T_IP_CS_CALC                      (0x1 << 2)
180         #define RX_CMP_FLAGS2_T_L4_CS_CALC                      (0x1 << 3)
181         #define RX_CMP_FLAGS2_META_FORMAT_VLAN                  (0x1 << 4)
182         __le32 rx_cmp_meta_data;
183         #define RX_CMP_FLAGS2_METADATA_VID_MASK                 0xfff
184         #define RX_CMP_FLAGS2_METADATA_TPID_MASK                0xffff0000
185          #define RX_CMP_FLAGS2_METADATA_TPID_SFT                 16
186         __le32 rx_cmp_cfa_code_errors_v2;
187         #define RX_CMP_V                                        (1 << 0)
188         #define RX_CMPL_ERRORS_MASK                             (0x7fff << 1)
189          #define RX_CMPL_ERRORS_SFT                              1
190         #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK                (0x7 << 1)
191          #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER           (0x0 << 1)
192          #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT         (0x1 << 1)
193          #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP         (0x2 << 1)
194          #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT          (0x3 << 1)
195         #define RX_CMPL_ERRORS_IP_CS_ERROR                      (0x1 << 4)
196         #define RX_CMPL_ERRORS_L4_CS_ERROR                      (0x1 << 5)
197         #define RX_CMPL_ERRORS_T_IP_CS_ERROR                    (0x1 << 6)
198         #define RX_CMPL_ERRORS_T_L4_CS_ERROR                    (0x1 << 7)
199         #define RX_CMPL_ERRORS_CRC_ERROR                        (0x1 << 8)
200         #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK                 (0x7 << 9)
201          #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR             (0x0 << 9)
202          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION     (0x1 << 9)
203          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN     (0x2 << 9)
204          #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR   (0x3 << 9)
205          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR     (0x4 << 9)
206          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR    (0x5 << 9)
207          #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL         (0x6 << 9)
208         #define RX_CMPL_ERRORS_PKT_ERROR_MASK                   (0xf << 12)
209          #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR               (0x0 << 12)
210          #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION         (0x1 << 12)
211          #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN         (0x2 << 12)
212          #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL             (0x3 << 12)
213          #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR         (0x4 << 12)
214          #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR        (0x5 << 12)
215          #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN         (0x6 << 12)
216          #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12)
217          #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN         (0x8 << 12)
218
219         #define RX_CMPL_CFA_CODE_MASK                           (0xffff << 16)
220          #define RX_CMPL_CFA_CODE_SFT                            16
221
222         __le32 rx_cmp_unused3;
223 };
224
225 #define RX_CMP_L2_ERRORS                                                \
226         cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR)
227
228 #define RX_CMP_L4_CS_BITS                                               \
229         (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC))
230
231 #define RX_CMP_L4_CS_ERR_BITS                                           \
232         (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR))
233
234 #define RX_CMP_L4_CS_OK(rxcmp1)                                         \
235             (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) &&           \
236              !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS))
237
238 #define RX_CMP_ENCAP(rxcmp1)                                            \
239             ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) &                    \
240              RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3)
241
242 struct rx_agg_cmp {
243         __le32 rx_agg_cmp_len_flags_type;
244         #define RX_AGG_CMP_TYPE                                 (0x3f << 0)
245         #define RX_AGG_CMP_LEN                                  (0xffff << 16)
246          #define RX_AGG_CMP_LEN_SHIFT                            16
247         u32 rx_agg_cmp_opaque;
248         __le32 rx_agg_cmp_v;
249         #define RX_AGG_CMP_V                                    (1 << 0)
250         __le32 rx_agg_cmp_unused;
251 };
252
253 struct rx_tpa_start_cmp {
254         __le32 rx_tpa_start_cmp_len_flags_type;
255         #define RX_TPA_START_CMP_TYPE                           (0x3f << 0)
256         #define RX_TPA_START_CMP_FLAGS                          (0x3ff << 6)
257          #define RX_TPA_START_CMP_FLAGS_SHIFT                    6
258         #define RX_TPA_START_CMP_FLAGS_PLACEMENT                (0x7 << 7)
259          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT          7
260          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO          (0x1 << 7)
261          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS            (0x2 << 7)
262          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO      (0x5 << 7)
263          #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS        (0x6 << 7)
264         #define RX_TPA_START_CMP_FLAGS_RSS_VALID                (0x1 << 10)
265         #define RX_TPA_START_CMP_FLAGS_ITYPES                   (0xf << 12)
266          #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT             12
267          #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP                (0x2 << 12)
268         #define RX_TPA_START_CMP_LEN                            (0xffff << 16)
269          #define RX_TPA_START_CMP_LEN_SHIFT                      16
270
271         u32 rx_tpa_start_cmp_opaque;
272         __le32 rx_tpa_start_cmp_misc_v1;
273         #define RX_TPA_START_CMP_V1                             (0x1 << 0)
274         #define RX_TPA_START_CMP_RSS_HASH_TYPE                  (0x7f << 9)
275          #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT            9
276         #define RX_TPA_START_CMP_AGG_ID                         (0x7f << 25)
277          #define RX_TPA_START_CMP_AGG_ID_SHIFT                   25
278
279         __le32 rx_tpa_start_cmp_rss_hash;
280 };
281
282 #define TPA_START_HASH_VALID(rx_tpa_start)                              \
283         ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type &              \
284          cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID))
285
286 #define TPA_START_HASH_TYPE(rx_tpa_start)                               \
287         (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &      \
288            RX_TPA_START_CMP_RSS_HASH_TYPE) >>                           \
289           RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK)
290
291 #define TPA_START_AGG_ID(rx_tpa_start)                                  \
292         ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) &       \
293          RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT)
294
295 struct rx_tpa_start_cmp_ext {
296         __le32 rx_tpa_start_cmp_flags2;
297         #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC              (0x1 << 0)
298         #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC              (0x1 << 1)
299         #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC            (0x1 << 2)
300         #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC            (0x1 << 3)
301         #define RX_TPA_START_CMP_FLAGS2_IP_TYPE                 (0x1 << 8)
302
303         __le32 rx_tpa_start_cmp_metadata;
304         __le32 rx_tpa_start_cmp_cfa_code_v2;
305         #define RX_TPA_START_CMP_V2                             (0x1 << 0)
306         #define RX_TPA_START_CMP_CFA_CODE                       (0xffff << 16)
307          #define RX_TPA_START_CMPL_CFA_CODE_SHIFT                16
308         __le32 rx_tpa_start_cmp_hdr_info;
309 };
310
311 struct rx_tpa_end_cmp {
312         __le32 rx_tpa_end_cmp_len_flags_type;
313         #define RX_TPA_END_CMP_TYPE                             (0x3f << 0)
314         #define RX_TPA_END_CMP_FLAGS                            (0x3ff << 6)
315          #define RX_TPA_END_CMP_FLAGS_SHIFT                      6
316         #define RX_TPA_END_CMP_FLAGS_PLACEMENT                  (0x7 << 7)
317          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT            7
318          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO            (0x1 << 7)
319          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS              (0x2 << 7)
320          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO        (0x5 << 7)
321          #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS          (0x6 << 7)
322         #define RX_TPA_END_CMP_FLAGS_RSS_VALID                  (0x1 << 10)
323         #define RX_TPA_END_CMP_FLAGS_ITYPES                     (0xf << 12)
324          #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT               12
325          #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP                  (0x2 << 12)
326         #define RX_TPA_END_CMP_LEN                              (0xffff << 16)
327          #define RX_TPA_END_CMP_LEN_SHIFT                        16
328
329         u32 rx_tpa_end_cmp_opaque;
330         __le32 rx_tpa_end_cmp_misc_v1;
331         #define RX_TPA_END_CMP_V1                               (0x1 << 0)
332         #define RX_TPA_END_CMP_AGG_BUFS                         (0x3f << 1)
333          #define RX_TPA_END_CMP_AGG_BUFS_SHIFT                   1
334         #define RX_TPA_END_CMP_TPA_SEGS                         (0xff << 8)
335          #define RX_TPA_END_CMP_TPA_SEGS_SHIFT                   8
336         #define RX_TPA_END_CMP_PAYLOAD_OFFSET                   (0xff << 16)
337          #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT             16
338         #define RX_TPA_END_CMP_AGG_ID                           (0x7f << 25)
339          #define RX_TPA_END_CMP_AGG_ID_SHIFT                     25
340
341         __le32 rx_tpa_end_cmp_tsdelta;
342         #define RX_TPA_END_GRO_TS                               (0x1 << 31)
343 };
344
345 #define TPA_END_AGG_ID(rx_tpa_end)                                      \
346         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
347          RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT)
348
349 #define TPA_END_TPA_SEGS(rx_tpa_end)                                    \
350         ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) &           \
351          RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT)
352
353 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO                          \
354         cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO &          \
355                     RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS)
356
357 #define TPA_END_GRO(rx_tpa_end)                                         \
358         ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type &                  \
359          RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO)
360
361 #define TPA_END_GRO_TS(rx_tpa_end)                                      \
362         (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta &                      \
363             cpu_to_le32(RX_TPA_END_GRO_TS)))
364
365 struct rx_tpa_end_cmp_ext {
366         __le32 rx_tpa_end_cmp_dup_acks;
367         #define RX_TPA_END_CMP_TPA_DUP_ACKS                     (0xf << 0)
368
369         __le32 rx_tpa_end_cmp_seg_len;
370         #define RX_TPA_END_CMP_TPA_SEG_LEN                      (0xffff << 0)
371
372         __le32 rx_tpa_end_cmp_errors_v2;
373         #define RX_TPA_END_CMP_V2                               (0x1 << 0)
374         #define RX_TPA_END_CMP_ERRORS                           (0x7fff << 1)
375         #define RX_TPA_END_CMPL_ERRORS_SHIFT                     1
376
377         u32 rx_tpa_end_cmp_start_opaque;
378 };
379
380 #define DB_IDX_MASK                                             0xffffff
381 #define DB_IDX_VALID                                            (0x1 << 26)
382 #define DB_IRQ_DIS                                              (0x1 << 27)
383 #define DB_KEY_TX                                               (0x0 << 28)
384 #define DB_KEY_RX                                               (0x1 << 28)
385 #define DB_KEY_CP                                               (0x2 << 28)
386 #define DB_KEY_ST                                               (0x3 << 28)
387 #define DB_KEY_TX_PUSH                                          (0x4 << 28)
388 #define DB_LONG_TX_PUSH                                         (0x2 << 24)
389
390 #define INVALID_HW_RING_ID      ((u16)-1)
391
392 #define BNXT_RSS_HASH_TYPE_FLAG_IPV4            0x01
393 #define BNXT_RSS_HASH_TYPE_FLAG_TCP_IPV4        0x02
394 #define BNXT_RSS_HASH_TYPE_FLAG_IPV6            0x04
395 #define BNXT_RSS_HASH_TYPE_FLAG_TCP_IPV6        0x08
396
397 /* The hardware supports certain page sizes.  Use the supported page sizes
398  * to allocate the rings.
399  */
400 #if (PAGE_SHIFT < 12)
401 #define BNXT_PAGE_SHIFT 12
402 #elif (PAGE_SHIFT <= 13)
403 #define BNXT_PAGE_SHIFT PAGE_SHIFT
404 #elif (PAGE_SHIFT < 16)
405 #define BNXT_PAGE_SHIFT 13
406 #else
407 #define BNXT_PAGE_SHIFT 16
408 #endif
409
410 #define BNXT_PAGE_SIZE  (1 << BNXT_PAGE_SHIFT)
411
412 /* The RXBD length is 16-bit so we can only support page sizes < 64K */
413 #if (PAGE_SHIFT > 15)
414 #define BNXT_RX_PAGE_SHIFT 15
415 #else
416 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT
417 #endif
418
419 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT)
420
421 #define BNXT_MIN_PKT_SIZE       45
422
423 #define BNXT_NUM_TESTS(bp)      0
424
425 #define BNXT_DEFAULT_RX_RING_SIZE       511
426 #define BNXT_DEFAULT_TX_RING_SIZE       511
427
428 #define MAX_TPA         64
429
430 #if (BNXT_PAGE_SHIFT == 16)
431 #define MAX_RX_PAGES    1
432 #define MAX_RX_AGG_PAGES        4
433 #define MAX_TX_PAGES    1
434 #define MAX_CP_PAGES    8
435 #else
436 #define MAX_RX_PAGES    8
437 #define MAX_RX_AGG_PAGES        32
438 #define MAX_TX_PAGES    8
439 #define MAX_CP_PAGES    64
440 #endif
441
442 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd))
443 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd))
444 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp))
445
446 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT)
447 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT)
448
449 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT)
450
451 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT)
452 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT)
453
454 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT)
455
456 #define BNXT_MAX_RX_DESC_CNT            (RX_DESC_CNT * MAX_RX_PAGES - 1)
457 #define BNXT_MAX_RX_JUM_DESC_CNT        (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1)
458 #define BNXT_MAX_TX_DESC_CNT            (TX_DESC_CNT * MAX_TX_PAGES - 1)
459
460 #define RX_RING(x)      (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
461 #define RX_IDX(x)       ((x) & (RX_DESC_CNT - 1))
462
463 #define TX_RING(x)      (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
464 #define TX_IDX(x)       ((x) & (TX_DESC_CNT - 1))
465
466 #define CP_RING(x)      (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4))
467 #define CP_IDX(x)       ((x) & (CP_DESC_CNT - 1))
468
469 #define TX_CMP_VALID(txcmp, raw_cons)                                   \
470         (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) ==        \
471          !((raw_cons) & bp->cp_bit))
472
473 #define RX_CMP_VALID(rxcmp1, raw_cons)                                  \
474         (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\
475          !((raw_cons) & bp->cp_bit))
476
477 #define RX_AGG_CMP_VALID(agg, raw_cons)                         \
478         (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \
479          !((raw_cons) & bp->cp_bit))
480
481 #define TX_CMP_TYPE(txcmp)                                      \
482         (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE)
483
484 #define RX_CMP_TYPE(rxcmp)                                      \
485         (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE)
486
487 #define NEXT_RX(idx)            (((idx) + 1) & bp->rx_ring_mask)
488
489 #define NEXT_RX_AGG(idx)        (((idx) + 1) & bp->rx_agg_ring_mask)
490
491 #define NEXT_TX(idx)            (((idx) + 1) & bp->tx_ring_mask)
492
493 #define ADV_RAW_CMP(idx, n)     ((idx) + (n))
494 #define NEXT_RAW_CMP(idx)       ADV_RAW_CMP(idx, 1)
495 #define RING_CMP(idx)           ((idx) & bp->cp_ring_mask)
496 #define NEXT_CMP(idx)           RING_CMP(ADV_RAW_CMP(idx, 1))
497
498 #define BNXT_HWRM_MAX_REQ_LEN           (bp->hwrm_max_req_len)
499 #define DFLT_HWRM_CMD_TIMEOUT           500
500 #define HWRM_CMD_TIMEOUT                (bp->hwrm_cmd_timeout)
501 #define HWRM_RESET_TIMEOUT              ((HWRM_CMD_TIMEOUT) * 4)
502 #define HWRM_RESP_ERR_CODE_MASK         0xffff
503 #define HWRM_RESP_LEN_OFFSET            4
504 #define HWRM_RESP_LEN_MASK              0xffff0000
505 #define HWRM_RESP_LEN_SFT               16
506 #define HWRM_RESP_VALID_MASK            0xff000000
507 #define HWRM_SEQ_ID_INVALID             -1
508 #define BNXT_HWRM_REQ_MAX_SIZE          128
509 #define BNXT_HWRM_REQS_PER_PAGE         (BNXT_PAGE_SIZE /       \
510                                          BNXT_HWRM_REQ_MAX_SIZE)
511
512 struct bnxt_sw_tx_bd {
513         struct sk_buff          *skb;
514         DEFINE_DMA_UNMAP_ADDR(mapping);
515         u8                      is_gso;
516         u8                      is_push;
517         unsigned short          nr_frags;
518 };
519
520 struct bnxt_sw_rx_bd {
521         u8                      *data;
522         DEFINE_DMA_UNMAP_ADDR(mapping);
523 };
524
525 struct bnxt_sw_rx_agg_bd {
526         struct page             *page;
527         unsigned int            offset;
528         dma_addr_t              mapping;
529 };
530
531 struct bnxt_ring_struct {
532         int                     nr_pages;
533         int                     page_size;
534         void                    **pg_arr;
535         dma_addr_t              *dma_arr;
536
537         __le64                  *pg_tbl;
538         dma_addr_t              pg_tbl_map;
539
540         int                     vmem_size;
541         void                    **vmem;
542
543         u16                     fw_ring_id; /* Ring id filled by Chimp FW */
544         u8                      queue_id;
545 };
546
547 struct tx_push_bd {
548         __le32                  doorbell;
549         __le32                  tx_bd_len_flags_type;
550         u32                     tx_bd_opaque;
551         struct tx_bd_ext        txbd2;
552 };
553
554 struct tx_push_buffer {
555         struct tx_push_bd       push_bd;
556         u32                     data[25];
557 };
558
559 struct bnxt_tx_ring_info {
560         struct bnxt_napi        *bnapi;
561         u16                     tx_prod;
562         u16                     tx_cons;
563         void __iomem            *tx_doorbell;
564
565         struct tx_bd            *tx_desc_ring[MAX_TX_PAGES];
566         struct bnxt_sw_tx_bd    *tx_buf_ring;
567
568         dma_addr_t              tx_desc_mapping[MAX_TX_PAGES];
569
570         struct tx_push_buffer   *tx_push;
571         dma_addr_t              tx_push_mapping;
572         __le64                  data_mapping;
573
574 #define BNXT_DEV_STATE_CLOSING  0x1
575         u32                     dev_state;
576
577         struct bnxt_ring_struct tx_ring_struct;
578 };
579
580 struct bnxt_tpa_info {
581         u8                      *data;
582         dma_addr_t              mapping;
583         u16                     len;
584         unsigned short          gso_type;
585         u32                     flags2;
586         u32                     metadata;
587         enum pkt_hash_types     hash_type;
588         u32                     rss_hash;
589         u32                     hdr_info;
590
591 #define BNXT_TPA_L4_SIZE(hdr_info)      \
592         (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32)
593
594 #define BNXT_TPA_INNER_L3_OFF(hdr_info) \
595         (((hdr_info) >> 18) & 0x1ff)
596
597 #define BNXT_TPA_INNER_L2_OFF(hdr_info) \
598         (((hdr_info) >> 9) & 0x1ff)
599
600 #define BNXT_TPA_OUTER_L3_OFF(hdr_info) \
601         ((hdr_info) & 0x1ff)
602 };
603
604 struct bnxt_rx_ring_info {
605         struct bnxt_napi        *bnapi;
606         u16                     rx_prod;
607         u16                     rx_agg_prod;
608         u16                     rx_sw_agg_prod;
609         u16                     rx_next_cons;
610         void __iomem            *rx_doorbell;
611         void __iomem            *rx_agg_doorbell;
612
613         struct rx_bd            *rx_desc_ring[MAX_RX_PAGES];
614         struct bnxt_sw_rx_bd    *rx_buf_ring;
615
616         struct rx_bd            *rx_agg_desc_ring[MAX_RX_AGG_PAGES];
617         struct bnxt_sw_rx_agg_bd        *rx_agg_ring;
618
619         unsigned long           *rx_agg_bmap;
620         u16                     rx_agg_bmap_size;
621
622         struct page             *rx_page;
623         unsigned int            rx_page_offset;
624
625         dma_addr_t              rx_desc_mapping[MAX_RX_PAGES];
626         dma_addr_t              rx_agg_desc_mapping[MAX_RX_AGG_PAGES];
627
628         struct bnxt_tpa_info    *rx_tpa;
629
630         struct bnxt_ring_struct rx_ring_struct;
631         struct bnxt_ring_struct rx_agg_ring_struct;
632 };
633
634 struct bnxt_cp_ring_info {
635         u32                     cp_raw_cons;
636         void __iomem            *cp_doorbell;
637
638         struct tx_cmp           *cp_desc_ring[MAX_CP_PAGES];
639
640         dma_addr_t              cp_desc_mapping[MAX_CP_PAGES];
641
642         struct ctx_hw_stats     *hw_stats;
643         dma_addr_t              hw_stats_map;
644         u32                     hw_stats_ctx_id;
645         u64                     rx_l4_csum_errors;
646
647         struct bnxt_ring_struct cp_ring_struct;
648 };
649
650 struct bnxt_napi {
651         struct napi_struct      napi;
652         struct bnxt             *bp;
653
654         int                     index;
655         struct bnxt_cp_ring_info        cp_ring;
656         struct bnxt_rx_ring_info        *rx_ring;
657         struct bnxt_tx_ring_info        *tx_ring;
658
659 #ifdef CONFIG_NET_RX_BUSY_POLL
660         atomic_t                poll_state;
661 #endif
662         bool                    in_reset;
663 };
664
665 #ifdef CONFIG_NET_RX_BUSY_POLL
666 enum bnxt_poll_state_t {
667         BNXT_STATE_IDLE = 0,
668         BNXT_STATE_NAPI,
669         BNXT_STATE_POLL,
670         BNXT_STATE_DISABLE,
671 };
672 #endif
673
674 struct bnxt_irq {
675         irq_handler_t   handler;
676         unsigned int    vector;
677         u8              requested;
678         char            name[IFNAMSIZ + 2];
679 };
680
681 #define HWRM_RING_ALLOC_TX      0x1
682 #define HWRM_RING_ALLOC_RX      0x2
683 #define HWRM_RING_ALLOC_AGG     0x4
684 #define HWRM_RING_ALLOC_CMPL    0x8
685
686 #define INVALID_STATS_CTX_ID    -1
687
688 struct bnxt_ring_grp_info {
689         u16     fw_stats_ctx;
690         u16     fw_grp_id;
691         u16     rx_fw_ring_id;
692         u16     agg_fw_ring_id;
693         u16     cp_fw_ring_id;
694 };
695
696 struct bnxt_vnic_info {
697         u16             fw_vnic_id; /* returned by Chimp during alloc */
698 #define BNXT_MAX_CTX_PER_VNIC   2
699         u16             fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC];
700         u16             fw_l2_ctx_id;
701 #define BNXT_MAX_UC_ADDRS       4
702         __le64          fw_l2_filter_id[BNXT_MAX_UC_ADDRS];
703                                 /* index 0 always dev_addr */
704         u16             uc_filter_count;
705         u8              *uc_list;
706
707         u16             *fw_grp_ids;
708         u16             hash_type;
709         dma_addr_t      rss_table_dma_addr;
710         __le16          *rss_table;
711         dma_addr_t      rss_hash_key_dma_addr;
712         u64             *rss_hash_key;
713         u32             rx_mask;
714
715         u8              *mc_list;
716         int             mc_list_size;
717         int             mc_list_count;
718         dma_addr_t      mc_list_mapping;
719 #define BNXT_MAX_MC_ADDRS       16
720
721         u32             flags;
722 #define BNXT_VNIC_RSS_FLAG      1
723 #define BNXT_VNIC_RFS_FLAG      2
724 #define BNXT_VNIC_MCAST_FLAG    4
725 #define BNXT_VNIC_UCAST_FLAG    8
726 };
727
728 #if defined(CONFIG_BNXT_SRIOV)
729 struct bnxt_vf_info {
730         u16     fw_fid;
731         u8      mac_addr[ETH_ALEN];
732         u16     max_rsscos_ctxs;
733         u16     max_cp_rings;
734         u16     max_tx_rings;
735         u16     max_rx_rings;
736         u16     max_hw_ring_grps;
737         u16     max_l2_ctxs;
738         u16     max_irqs;
739         u16     max_vnics;
740         u16     max_stat_ctxs;
741         u16     vlan;
742         u32     flags;
743 #define BNXT_VF_QOS             0x1
744 #define BNXT_VF_SPOOFCHK        0x2
745 #define BNXT_VF_LINK_FORCED     0x4
746 #define BNXT_VF_LINK_UP         0x8
747         u32     func_flags; /* func cfg flags */
748         u32     min_tx_rate;
749         u32     max_tx_rate;
750         void    *hwrm_cmd_req_addr;
751         dma_addr_t      hwrm_cmd_req_dma_addr;
752 };
753 #endif
754
755 struct bnxt_pf_info {
756 #define BNXT_FIRST_PF_FID       1
757 #define BNXT_FIRST_VF_FID       128
758         u16     fw_fid;
759         u16     port_id;
760         u8      mac_addr[ETH_ALEN];
761         u16     max_rsscos_ctxs;
762         u16     max_cp_rings;
763         u16     max_tx_rings; /* HW assigned max tx rings for this PF */
764         u16     max_rx_rings; /* HW assigned max rx rings for this PF */
765         u16     max_hw_ring_grps;
766         u16     max_irqs;
767         u16     max_l2_ctxs;
768         u16     max_vnics;
769         u16     max_stat_ctxs;
770         u32     first_vf_id;
771         u16     active_vfs;
772         u16     max_vfs;
773         u32     max_encap_records;
774         u32     max_decap_records;
775         u32     max_tx_em_flows;
776         u32     max_tx_wm_flows;
777         u32     max_rx_em_flows;
778         u32     max_rx_wm_flows;
779         unsigned long   *vf_event_bmap;
780         u16     hwrm_cmd_req_pages;
781         void                    *hwrm_cmd_req_addr[4];
782         dma_addr_t              hwrm_cmd_req_dma_addr[4];
783         struct bnxt_vf_info     *vf;
784 };
785
786 struct bnxt_ntuple_filter {
787         struct hlist_node       hash;
788         u8                      dst_mac_addr[ETH_ALEN];
789         u8                      src_mac_addr[ETH_ALEN];
790         struct flow_keys        fkeys;
791         __le64                  filter_id;
792         u16                     sw_id;
793         u8                      l2_fltr_idx;
794         u16                     rxq;
795         u32                     flow_id;
796         unsigned long           state;
797 #define BNXT_FLTR_VALID         0
798 #define BNXT_FLTR_UPDATE        1
799 };
800
801 struct bnxt_link_info {
802         u8                      phy_type;
803         u8                      media_type;
804         u8                      transceiver;
805         u8                      phy_addr;
806         u8                      phy_link_status;
807 #define BNXT_LINK_NO_LINK       PORT_PHY_QCFG_RESP_LINK_NO_LINK
808 #define BNXT_LINK_SIGNAL        PORT_PHY_QCFG_RESP_LINK_SIGNAL
809 #define BNXT_LINK_LINK          PORT_PHY_QCFG_RESP_LINK_LINK
810         u8                      wire_speed;
811         u8                      loop_back;
812         u8                      link_up;
813         u8                      duplex;
814 #define BNXT_LINK_DUPLEX_HALF   PORT_PHY_QCFG_RESP_DUPLEX_HALF
815 #define BNXT_LINK_DUPLEX_FULL   PORT_PHY_QCFG_RESP_DUPLEX_FULL
816         u8                      pause;
817 #define BNXT_LINK_PAUSE_TX      PORT_PHY_QCFG_RESP_PAUSE_TX
818 #define BNXT_LINK_PAUSE_RX      PORT_PHY_QCFG_RESP_PAUSE_RX
819 #define BNXT_LINK_PAUSE_BOTH    (PORT_PHY_QCFG_RESP_PAUSE_RX | \
820                                  PORT_PHY_QCFG_RESP_PAUSE_TX)
821         u8                      lp_pause;
822         u8                      auto_pause_setting;
823         u8                      force_pause_setting;
824         u8                      duplex_setting;
825         u8                      auto_mode;
826 #define BNXT_AUTO_MODE(mode)    ((mode) > BNXT_LINK_AUTO_NONE && \
827                                  (mode) <= BNXT_LINK_AUTO_MSK)
828 #define BNXT_LINK_AUTO_NONE     PORT_PHY_QCFG_RESP_AUTO_MODE_NONE
829 #define BNXT_LINK_AUTO_ALLSPDS  PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS
830 #define BNXT_LINK_AUTO_ONESPD   PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED
831 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW
832 #define BNXT_LINK_AUTO_MSK      PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK
833 #define PHY_VER_LEN             3
834         u8                      phy_ver[PHY_VER_LEN];
835         u16                     link_speed;
836 #define BNXT_LINK_SPEED_100MB   PORT_PHY_QCFG_RESP_LINK_SPEED_100MB
837 #define BNXT_LINK_SPEED_1GB     PORT_PHY_QCFG_RESP_LINK_SPEED_1GB
838 #define BNXT_LINK_SPEED_2GB     PORT_PHY_QCFG_RESP_LINK_SPEED_2GB
839 #define BNXT_LINK_SPEED_2_5GB   PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB
840 #define BNXT_LINK_SPEED_10GB    PORT_PHY_QCFG_RESP_LINK_SPEED_10GB
841 #define BNXT_LINK_SPEED_20GB    PORT_PHY_QCFG_RESP_LINK_SPEED_20GB
842 #define BNXT_LINK_SPEED_25GB    PORT_PHY_QCFG_RESP_LINK_SPEED_25GB
843 #define BNXT_LINK_SPEED_40GB    PORT_PHY_QCFG_RESP_LINK_SPEED_40GB
844 #define BNXT_LINK_SPEED_50GB    PORT_PHY_QCFG_RESP_LINK_SPEED_50GB
845         u16                     support_speeds;
846         u16                     auto_link_speeds;
847 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB
848 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB
849 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB
850 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB
851 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB
852 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB
853 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB
854 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB
855 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB
856         u16                     support_auto_speeds;
857         u16                     lp_auto_link_speeds;
858         u16                     force_link_speed;
859         u32                     preemphasis;
860         u8                      module_status;
861
862         /* copy of requested setting from ethtool cmd */
863         u8                      autoneg;
864 #define BNXT_AUTONEG_SPEED              1
865 #define BNXT_AUTONEG_FLOW_CTRL          2
866         u8                      req_duplex;
867         u8                      req_flow_ctrl;
868         u16                     req_link_speed;
869         u32                     advertising;
870         bool                    force_link_chng;
871
872         /* a copy of phy_qcfg output used to report link
873          * info to VF
874          */
875         struct hwrm_port_phy_qcfg_output phy_qcfg_resp;
876 };
877
878 #define BNXT_MAX_QUEUE  8
879
880 struct bnxt_queue_info {
881         u8      queue_id;
882         u8      queue_profile;
883 };
884
885 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT  0x400
886 #define BNXT_CAG_REG_LEGACY_INT_STATUS  0x4014
887 #define BNXT_CAG_REG_BASE               0x300000
888
889 struct bnxt {
890         void __iomem            *bar0;
891         void __iomem            *bar1;
892         void __iomem            *bar2;
893
894         u32                     reg_base;
895         u16                     chip_num;
896 #define CHIP_NUM_57301          0x16c8
897 #define CHIP_NUM_57302          0x16c9
898 #define CHIP_NUM_57304          0x16ca
899 #define CHIP_NUM_58700          0x16cd
900 #define CHIP_NUM_57402          0x16d0
901 #define CHIP_NUM_57404          0x16d1
902 #define CHIP_NUM_57406          0x16d2
903
904 #define CHIP_NUM_57311          0x16ce
905 #define CHIP_NUM_57312          0x16cf
906 #define CHIP_NUM_57314          0x16df
907 #define CHIP_NUM_57412          0x16d6
908 #define CHIP_NUM_57414          0x16d7
909 #define CHIP_NUM_57416          0x16d8
910 #define CHIP_NUM_57417          0x16d9
911
912 #define BNXT_CHIP_NUM_5730X(chip_num)           \
913         ((chip_num) >= CHIP_NUM_57301 &&        \
914          (chip_num) <= CHIP_NUM_57304)
915
916 #define BNXT_CHIP_NUM_5740X(chip_num)           \
917         ((chip_num) >= CHIP_NUM_57402 &&        \
918          (chip_num) <= CHIP_NUM_57406)
919
920 #define BNXT_CHIP_NUM_5731X(chip_num)           \
921         ((chip_num) == CHIP_NUM_57311 ||        \
922          (chip_num) == CHIP_NUM_57312 ||        \
923          (chip_num) == CHIP_NUM_57314)
924
925 #define BNXT_CHIP_NUM_5741X(chip_num)           \
926         ((chip_num) >= CHIP_NUM_57412 &&        \
927          (chip_num) <= CHIP_NUM_57417)
928
929 #define BNXT_CHIP_NUM_57X0X(chip_num)           \
930         (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num))
931
932 #define BNXT_CHIP_NUM_57X1X(chip_num)           \
933         (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num))
934
935         struct net_device       *dev;
936         struct pci_dev          *pdev;
937
938         atomic_t                intr_sem;
939
940         u32                     flags;
941         #define BNXT_FLAG_DCB_ENABLED   0x1
942         #define BNXT_FLAG_VF            0x2
943         #define BNXT_FLAG_LRO           0x4
944 #ifdef CONFIG_INET
945         #define BNXT_FLAG_GRO           0x8
946 #else
947         /* Cannot support hardware GRO if CONFIG_INET is not set */
948         #define BNXT_FLAG_GRO           0x0
949 #endif
950         #define BNXT_FLAG_TPA           (BNXT_FLAG_LRO | BNXT_FLAG_GRO)
951         #define BNXT_FLAG_JUMBO         0x10
952         #define BNXT_FLAG_STRIP_VLAN    0x20
953         #define BNXT_FLAG_AGG_RINGS     (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \
954                                          BNXT_FLAG_LRO)
955         #define BNXT_FLAG_USING_MSIX    0x40
956         #define BNXT_FLAG_MSIX_CAP      0x80
957         #define BNXT_FLAG_RFS           0x100
958         #define BNXT_FLAG_SHARED_RINGS  0x200
959         #define BNXT_FLAG_PORT_STATS    0x400
960         #define BNXT_FLAG_EEE_CAP       0x1000
961         #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000
962
963         #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA |             \
964                                             BNXT_FLAG_RFS |             \
965                                             BNXT_FLAG_STRIP_VLAN)
966
967 #define BNXT_PF(bp)             (!((bp)->flags & BNXT_FLAG_VF))
968 #define BNXT_VF(bp)             ((bp)->flags & BNXT_FLAG_VF)
969 #define BNXT_NPAR(bp)           ((bp)->port_partition_type)
970 #define BNXT_SINGLE_PF(bp)      (BNXT_PF(bp) && !BNXT_NPAR(bp))
971 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0)
972
973         struct bnxt_napi        **bnapi;
974
975         struct bnxt_rx_ring_info        *rx_ring;
976         struct bnxt_tx_ring_info        *tx_ring;
977
978         struct sk_buff *        (*gro_func)(struct bnxt_tpa_info *, int, int,
979                                             struct sk_buff *);
980
981         u32                     rx_buf_size;
982         u32                     rx_buf_use_size;        /* useable size */
983         u32                     rx_ring_size;
984         u32                     rx_agg_ring_size;
985         u32                     rx_copy_thresh;
986         u32                     rx_ring_mask;
987         u32                     rx_agg_ring_mask;
988         int                     rx_nr_pages;
989         int                     rx_agg_nr_pages;
990         int                     rx_nr_rings;
991         int                     rsscos_nr_ctxs;
992
993         u32                     tx_ring_size;
994         u32                     tx_ring_mask;
995         int                     tx_nr_pages;
996         int                     tx_nr_rings;
997         int                     tx_nr_rings_per_tc;
998
999         int                     tx_wake_thresh;
1000         int                     tx_push_thresh;
1001         int                     tx_push_size;
1002
1003         u32                     cp_ring_size;
1004         u32                     cp_ring_mask;
1005         u32                     cp_bit;
1006         int                     cp_nr_pages;
1007         int                     cp_nr_rings;
1008
1009         int                     num_stat_ctxs;
1010
1011         /* grp_info indexed by completion ring index */
1012         struct bnxt_ring_grp_info       *grp_info;
1013         struct bnxt_vnic_info   *vnic_info;
1014         int                     nr_vnics;
1015
1016         u8                      max_tc;
1017         struct bnxt_queue_info  q_info[BNXT_MAX_QUEUE];
1018
1019         unsigned int            current_interval;
1020 #define BNXT_TIMER_INTERVAL     HZ
1021
1022         struct timer_list       timer;
1023
1024         unsigned long           state;
1025 #define BNXT_STATE_OPEN         0
1026 #define BNXT_STATE_IN_SP_TASK   1
1027 #define BNXT_STATE_FN_RST_DONE  2
1028
1029         struct bnxt_irq *irq_tbl;
1030         u8                      mac_addr[ETH_ALEN];
1031
1032         u32                     msg_enable;
1033
1034         u32                     hwrm_spec_code;
1035         u16                     hwrm_cmd_seq;
1036         u32                     hwrm_intr_seq_id;
1037         void                    *hwrm_cmd_resp_addr;
1038         dma_addr_t              hwrm_cmd_resp_dma_addr;
1039         void                    *hwrm_dbg_resp_addr;
1040         dma_addr_t              hwrm_dbg_resp_dma_addr;
1041 #define HWRM_DBG_REG_BUF_SIZE   128
1042
1043         struct rx_port_stats    *hw_rx_port_stats;
1044         struct tx_port_stats    *hw_tx_port_stats;
1045         dma_addr_t              hw_rx_port_stats_map;
1046         dma_addr_t              hw_tx_port_stats_map;
1047         int                     hw_port_stats_size;
1048
1049         u16                     hwrm_max_req_len;
1050         int                     hwrm_cmd_timeout;
1051         struct mutex            hwrm_cmd_lock;  /* serialize hwrm messages */
1052         struct hwrm_ver_get_output      ver_resp;
1053 #define FW_VER_STR_LEN          32
1054 #define BC_HWRM_STR_LEN         21
1055 #define PHY_VER_STR_LEN         (FW_VER_STR_LEN - BC_HWRM_STR_LEN)
1056         char                    fw_ver_str[FW_VER_STR_LEN];
1057         __be16                  vxlan_port;
1058         u8                      vxlan_port_cnt;
1059         __le16                  vxlan_fw_dst_port_id;
1060         __be16                  nge_port;
1061         u8                      nge_port_cnt;
1062         __le16                  nge_fw_dst_port_id;
1063         u8                      port_partition_type;
1064
1065         u16                     rx_coal_ticks;
1066         u16                     rx_coal_ticks_irq;
1067         u16                     rx_coal_bufs;
1068         u16                     rx_coal_bufs_irq;
1069         u16                     tx_coal_ticks;
1070         u16                     tx_coal_ticks_irq;
1071         u16                     tx_coal_bufs;
1072         u16                     tx_coal_bufs_irq;
1073
1074 #define BNXT_USEC_TO_COAL_TIMER(x)      ((x) * 25 / 2)
1075
1076         u32                     stats_coal_ticks;
1077 #define BNXT_DEF_STATS_COAL_TICKS        1000000
1078 #define BNXT_MIN_STATS_COAL_TICKS         250000
1079 #define BNXT_MAX_STATS_COAL_TICKS        1000000
1080
1081         struct work_struct      sp_task;
1082         unsigned long           sp_event;
1083 #define BNXT_RX_MASK_SP_EVENT           0
1084 #define BNXT_RX_NTP_FLTR_SP_EVENT       1
1085 #define BNXT_LINK_CHNG_SP_EVENT         2
1086 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3
1087 #define BNXT_VXLAN_ADD_PORT_SP_EVENT    4
1088 #define BNXT_VXLAN_DEL_PORT_SP_EVENT    5
1089 #define BNXT_RESET_TASK_SP_EVENT        6
1090 #define BNXT_RST_RING_SP_EVENT          7
1091 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT    8
1092 #define BNXT_PERIODIC_STATS_SP_EVENT    9
1093 #define BNXT_HWRM_PORT_MODULE_SP_EVENT  10
1094 #define BNXT_RESET_TASK_SILENT_SP_EVENT 11
1095 #define BNXT_GENEVE_ADD_PORT_SP_EVENT   12
1096 #define BNXT_GENEVE_DEL_PORT_SP_EVENT   13
1097
1098         struct bnxt_pf_info     pf;
1099 #ifdef CONFIG_BNXT_SRIOV
1100         int                     nr_vfs;
1101         struct bnxt_vf_info     vf;
1102         wait_queue_head_t       sriov_cfg_wait;
1103         bool                    sriov_cfg;
1104 #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000)
1105 #endif
1106
1107 #define BNXT_NTP_FLTR_MAX_FLTR  4096
1108 #define BNXT_NTP_FLTR_HASH_SIZE 512
1109 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1)
1110         struct hlist_head       ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE];
1111         spinlock_t              ntp_fltr_lock;  /* for hash table add, del */
1112
1113         unsigned long           *ntp_fltr_bmap;
1114         int                     ntp_fltr_count;
1115
1116         struct bnxt_link_info   link_info;
1117         struct ethtool_eee      eee;
1118         u32                     lpi_tmr_lo;
1119         u32                     lpi_tmr_hi;
1120 };
1121
1122 #ifdef CONFIG_NET_RX_BUSY_POLL
1123 static inline void bnxt_enable_poll(struct bnxt_napi *bnapi)
1124 {
1125         atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE);
1126 }
1127
1128 /* called from the NAPI poll routine to get ownership of a bnapi */
1129 static inline bool bnxt_lock_napi(struct bnxt_napi *bnapi)
1130 {
1131         int rc = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE,
1132                                 BNXT_STATE_NAPI);
1133
1134         return rc == BNXT_STATE_IDLE;
1135 }
1136
1137 static inline void bnxt_unlock_napi(struct bnxt_napi *bnapi)
1138 {
1139         atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE);
1140 }
1141
1142 /* called from the busy poll routine to get ownership of a bnapi */
1143 static inline bool bnxt_lock_poll(struct bnxt_napi *bnapi)
1144 {
1145         int rc = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE,
1146                                 BNXT_STATE_POLL);
1147
1148         return rc == BNXT_STATE_IDLE;
1149 }
1150
1151 static inline void bnxt_unlock_poll(struct bnxt_napi *bnapi)
1152 {
1153         atomic_set(&bnapi->poll_state, BNXT_STATE_IDLE);
1154 }
1155
1156 static inline bool bnxt_busy_polling(struct bnxt_napi *bnapi)
1157 {
1158         return atomic_read(&bnapi->poll_state) == BNXT_STATE_POLL;
1159 }
1160
1161 static inline void bnxt_disable_poll(struct bnxt_napi *bnapi)
1162 {
1163         int old;
1164
1165         while (1) {
1166                 old = atomic_cmpxchg(&bnapi->poll_state, BNXT_STATE_IDLE,
1167                                      BNXT_STATE_DISABLE);
1168                 if (old == BNXT_STATE_IDLE)
1169                         break;
1170                 usleep_range(500, 5000);
1171         }
1172 }
1173
1174 #else
1175
1176 static inline void bnxt_enable_poll(struct bnxt_napi *bnapi)
1177 {
1178 }
1179
1180 static inline bool bnxt_lock_napi(struct bnxt_napi *bnapi)
1181 {
1182         return true;
1183 }
1184
1185 static inline void bnxt_unlock_napi(struct bnxt_napi *bnapi)
1186 {
1187 }
1188
1189 static inline bool bnxt_lock_poll(struct bnxt_napi *bnapi)
1190 {
1191         return false;
1192 }
1193
1194 static inline void bnxt_unlock_poll(struct bnxt_napi *bnapi)
1195 {
1196 }
1197
1198 static inline bool bnxt_busy_polling(struct bnxt_napi *bnapi)
1199 {
1200         return false;
1201 }
1202
1203 static inline void bnxt_disable_poll(struct bnxt_napi *bnapi)
1204 {
1205 }
1206
1207 #endif
1208
1209 #define I2C_DEV_ADDR_A0                         0xa0
1210 #define I2C_DEV_ADDR_A2                         0xa2
1211 #define SFP_EEPROM_SFF_8472_COMP_ADDR           0x5e
1212 #define SFP_EEPROM_SFF_8472_COMP_SIZE           1
1213 #define SFF_MODULE_ID_SFP                       0x3
1214 #define SFF_MODULE_ID_QSFP                      0xc
1215 #define SFF_MODULE_ID_QSFP_PLUS                 0xd
1216 #define SFF_MODULE_ID_QSFP28                    0x11
1217 #define BNXT_MAX_PHY_I2C_RESP_SIZE              64
1218
1219 void bnxt_set_ring_params(struct bnxt *);
1220 void bnxt_hwrm_cmd_hdr_init(struct bnxt *, void *, u16, u16, u16);
1221 int _hwrm_send_message(struct bnxt *, void *, u32, int);
1222 int hwrm_send_message(struct bnxt *, void *, u32, int);
1223 int hwrm_send_message_silent(struct bnxt *, void *, u32, int);
1224 int bnxt_hwrm_set_coal(struct bnxt *);
1225 int bnxt_hwrm_func_qcaps(struct bnxt *);
1226 int bnxt_hwrm_set_pause(struct bnxt *);
1227 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool);
1228 int bnxt_open_nic(struct bnxt *, bool, bool);
1229 int bnxt_close_nic(struct bnxt *, bool, bool);
1230 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool);
1231 #endif