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 16 /* DO NOT CHANGE DRV_VER_* defines 17 * FIXME: Delete them 18 */ 19 #define DRV_VER_MAJ 1 20 #define DRV_VER_MIN 10 21 #define DRV_VER_UPD 2 22 23 #include <linux/ethtool.h> 24 #include <linux/interrupt.h> 25 #include <linux/rhashtable.h> 26 #include <linux/crash_dump.h> 27 #include <linux/auxiliary_bus.h> 28 #include <net/devlink.h> 29 #include <net/dst_metadata.h> 30 #include <net/xdp.h> 31 #include <linux/dim.h> 32 #include <linux/io-64-nonatomic-lo-hi.h> 33 #ifdef CONFIG_TEE_BNXT_FW 34 #include <linux/firmware/broadcom/tee_bnxt_fw.h> 35 #endif 36 37 extern struct list_head bnxt_block_cb_list; 38 39 struct page_pool; 40 41 struct tx_bd { 42 __le32 tx_bd_len_flags_type; 43 #define TX_BD_TYPE (0x3f << 0) 44 #define TX_BD_TYPE_SHORT_TX_BD (0x00 << 0) 45 #define TX_BD_TYPE_LONG_TX_BD (0x10 << 0) 46 #define TX_BD_FLAGS_PACKET_END (1 << 6) 47 #define TX_BD_FLAGS_NO_CMPL (1 << 7) 48 #define TX_BD_FLAGS_BD_CNT (0x1f << 8) 49 #define TX_BD_FLAGS_BD_CNT_SHIFT 8 50 #define TX_BD_FLAGS_LHINT (3 << 13) 51 #define TX_BD_FLAGS_LHINT_SHIFT 13 52 #define TX_BD_FLAGS_LHINT_512_AND_SMALLER (0 << 13) 53 #define TX_BD_FLAGS_LHINT_512_TO_1023 (1 << 13) 54 #define TX_BD_FLAGS_LHINT_1024_TO_2047 (2 << 13) 55 #define TX_BD_FLAGS_LHINT_2048_AND_LARGER (3 << 13) 56 #define TX_BD_FLAGS_COAL_NOW (1 << 15) 57 #define TX_BD_LEN (0xffff << 16) 58 #define TX_BD_LEN_SHIFT 16 59 60 u32 tx_bd_opaque; 61 __le64 tx_bd_haddr; 62 } __packed; 63 64 struct tx_bd_ext { 65 __le32 tx_bd_hsize_lflags; 66 #define TX_BD_FLAGS_TCP_UDP_CHKSUM (1 << 0) 67 #define TX_BD_FLAGS_IP_CKSUM (1 << 1) 68 #define TX_BD_FLAGS_NO_CRC (1 << 2) 69 #define TX_BD_FLAGS_STAMP (1 << 3) 70 #define TX_BD_FLAGS_T_IP_CHKSUM (1 << 4) 71 #define TX_BD_FLAGS_LSO (1 << 5) 72 #define TX_BD_FLAGS_IPID_FMT (1 << 6) 73 #define TX_BD_FLAGS_T_IPID (1 << 7) 74 #define TX_BD_HSIZE (0xff << 16) 75 #define TX_BD_HSIZE_SHIFT 16 76 77 __le32 tx_bd_mss; 78 __le32 tx_bd_cfa_action; 79 #define TX_BD_CFA_ACTION (0xffff << 16) 80 #define TX_BD_CFA_ACTION_SHIFT 16 81 82 __le32 tx_bd_cfa_meta; 83 #define TX_BD_CFA_META_MASK 0xfffffff 84 #define TX_BD_CFA_META_VID_MASK 0xfff 85 #define TX_BD_CFA_META_PRI_MASK (0xf << 12) 86 #define TX_BD_CFA_META_PRI_SHIFT 12 87 #define TX_BD_CFA_META_TPID_MASK (3 << 16) 88 #define TX_BD_CFA_META_TPID_SHIFT 16 89 #define TX_BD_CFA_META_KEY (0xf << 28) 90 #define TX_BD_CFA_META_KEY_SHIFT 28 91 #define TX_BD_CFA_META_KEY_VLAN (1 << 28) 92 }; 93 94 #define BNXT_TX_PTP_IS_SET(lflags) ((lflags) & cpu_to_le32(TX_BD_FLAGS_STAMP)) 95 96 struct rx_bd { 97 __le32 rx_bd_len_flags_type; 98 #define RX_BD_TYPE (0x3f << 0) 99 #define RX_BD_TYPE_RX_PACKET_BD 0x4 100 #define RX_BD_TYPE_RX_BUFFER_BD 0x5 101 #define RX_BD_TYPE_RX_AGG_BD 0x6 102 #define RX_BD_TYPE_16B_BD_SIZE (0 << 4) 103 #define RX_BD_TYPE_32B_BD_SIZE (1 << 4) 104 #define RX_BD_TYPE_48B_BD_SIZE (2 << 4) 105 #define RX_BD_TYPE_64B_BD_SIZE (3 << 4) 106 #define RX_BD_FLAGS_SOP (1 << 6) 107 #define RX_BD_FLAGS_EOP (1 << 7) 108 #define RX_BD_FLAGS_BUFFERS (3 << 8) 109 #define RX_BD_FLAGS_1_BUFFER_PACKET (0 << 8) 110 #define RX_BD_FLAGS_2_BUFFER_PACKET (1 << 8) 111 #define RX_BD_FLAGS_3_BUFFER_PACKET (2 << 8) 112 #define RX_BD_FLAGS_4_BUFFER_PACKET (3 << 8) 113 #define RX_BD_LEN (0xffff << 16) 114 #define RX_BD_LEN_SHIFT 16 115 116 u32 rx_bd_opaque; 117 __le64 rx_bd_haddr; 118 }; 119 120 struct tx_cmp { 121 __le32 tx_cmp_flags_type; 122 #define CMP_TYPE (0x3f << 0) 123 #define CMP_TYPE_TX_L2_CMP 0 124 #define CMP_TYPE_RX_L2_CMP 17 125 #define CMP_TYPE_RX_AGG_CMP 18 126 #define CMP_TYPE_RX_L2_TPA_START_CMP 19 127 #define CMP_TYPE_RX_L2_TPA_END_CMP 21 128 #define CMP_TYPE_RX_TPA_AGG_CMP 22 129 #define CMP_TYPE_STATUS_CMP 32 130 #define CMP_TYPE_REMOTE_DRIVER_REQ 34 131 #define CMP_TYPE_REMOTE_DRIVER_RESP 36 132 #define CMP_TYPE_ERROR_STATUS 48 133 #define CMPL_BASE_TYPE_STAT_EJECT 0x1aUL 134 #define CMPL_BASE_TYPE_HWRM_DONE 0x20UL 135 #define CMPL_BASE_TYPE_HWRM_FWD_REQ 0x22UL 136 #define CMPL_BASE_TYPE_HWRM_FWD_RESP 0x24UL 137 #define CMPL_BASE_TYPE_HWRM_ASYNC_EVENT 0x2eUL 138 139 #define TX_CMP_FLAGS_ERROR (1 << 6) 140 #define TX_CMP_FLAGS_PUSH (1 << 7) 141 142 u32 tx_cmp_opaque; 143 __le32 tx_cmp_errors_v; 144 #define TX_CMP_V (1 << 0) 145 #define TX_CMP_ERRORS_BUFFER_ERROR (7 << 1) 146 #define TX_CMP_ERRORS_BUFFER_ERROR_NO_ERROR 0 147 #define TX_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT 2 148 #define TX_CMP_ERRORS_BUFFER_ERROR_INVALID_STAG 4 149 #define TX_CMP_ERRORS_BUFFER_ERROR_STAG_BOUNDS 5 150 #define TX_CMP_ERRORS_ZERO_LENGTH_PKT (1 << 4) 151 #define TX_CMP_ERRORS_EXCESSIVE_BD_LEN (1 << 5) 152 #define TX_CMP_ERRORS_DMA_ERROR (1 << 6) 153 #define TX_CMP_ERRORS_HINT_TOO_SHORT (1 << 7) 154 155 __le32 tx_cmp_unsed_3; 156 }; 157 158 struct rx_cmp { 159 __le32 rx_cmp_len_flags_type; 160 #define RX_CMP_CMP_TYPE (0x3f << 0) 161 #define RX_CMP_FLAGS_ERROR (1 << 6) 162 #define RX_CMP_FLAGS_PLACEMENT (7 << 7) 163 #define RX_CMP_FLAGS_RSS_VALID (1 << 10) 164 #define RX_CMP_FLAGS_UNUSED (1 << 11) 165 #define RX_CMP_FLAGS_ITYPES_SHIFT 12 166 #define RX_CMP_FLAGS_ITYPES_MASK 0xf000 167 #define RX_CMP_FLAGS_ITYPE_UNKNOWN (0 << 12) 168 #define RX_CMP_FLAGS_ITYPE_IP (1 << 12) 169 #define RX_CMP_FLAGS_ITYPE_TCP (2 << 12) 170 #define RX_CMP_FLAGS_ITYPE_UDP (3 << 12) 171 #define RX_CMP_FLAGS_ITYPE_FCOE (4 << 12) 172 #define RX_CMP_FLAGS_ITYPE_ROCE (5 << 12) 173 #define RX_CMP_FLAGS_ITYPE_PTP_WO_TS (8 << 12) 174 #define RX_CMP_FLAGS_ITYPE_PTP_W_TS (9 << 12) 175 #define RX_CMP_LEN (0xffff << 16) 176 #define RX_CMP_LEN_SHIFT 16 177 178 u32 rx_cmp_opaque; 179 __le32 rx_cmp_misc_v1; 180 #define RX_CMP_V1 (1 << 0) 181 #define RX_CMP_AGG_BUFS (0x1f << 1) 182 #define RX_CMP_AGG_BUFS_SHIFT 1 183 #define RX_CMP_RSS_HASH_TYPE (0x7f << 9) 184 #define RX_CMP_RSS_HASH_TYPE_SHIFT 9 185 #define RX_CMP_PAYLOAD_OFFSET (0xff << 16) 186 #define RX_CMP_PAYLOAD_OFFSET_SHIFT 16 187 188 __le32 rx_cmp_rss_hash; 189 }; 190 191 #define RX_CMP_HASH_VALID(rxcmp) \ 192 ((rxcmp)->rx_cmp_len_flags_type & cpu_to_le32(RX_CMP_FLAGS_RSS_VALID)) 193 194 #define RSS_PROFILE_ID_MASK 0x1f 195 196 #define RX_CMP_HASH_TYPE(rxcmp) \ 197 (((le32_to_cpu((rxcmp)->rx_cmp_misc_v1) & RX_CMP_RSS_HASH_TYPE) >>\ 198 RX_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK) 199 200 struct rx_cmp_ext { 201 __le32 rx_cmp_flags2; 202 #define RX_CMP_FLAGS2_IP_CS_CALC 0x1 203 #define RX_CMP_FLAGS2_L4_CS_CALC (0x1 << 1) 204 #define RX_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2) 205 #define RX_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3) 206 #define RX_CMP_FLAGS2_META_FORMAT_VLAN (0x1 << 4) 207 __le32 rx_cmp_meta_data; 208 #define RX_CMP_FLAGS2_METADATA_TCI_MASK 0xffff 209 #define RX_CMP_FLAGS2_METADATA_VID_MASK 0xfff 210 #define RX_CMP_FLAGS2_METADATA_TPID_MASK 0xffff0000 211 #define RX_CMP_FLAGS2_METADATA_TPID_SFT 16 212 __le32 rx_cmp_cfa_code_errors_v2; 213 #define RX_CMP_V (1 << 0) 214 #define RX_CMPL_ERRORS_MASK (0x7fff << 1) 215 #define RX_CMPL_ERRORS_SFT 1 216 #define RX_CMPL_ERRORS_BUFFER_ERROR_MASK (0x7 << 1) 217 #define RX_CMPL_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1) 218 #define RX_CMPL_ERRORS_BUFFER_ERROR_DID_NOT_FIT (0x1 << 1) 219 #define RX_CMPL_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1) 220 #define RX_CMPL_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1) 221 #define RX_CMPL_ERRORS_IP_CS_ERROR (0x1 << 4) 222 #define RX_CMPL_ERRORS_L4_CS_ERROR (0x1 << 5) 223 #define RX_CMPL_ERRORS_T_IP_CS_ERROR (0x1 << 6) 224 #define RX_CMPL_ERRORS_T_L4_CS_ERROR (0x1 << 7) 225 #define RX_CMPL_ERRORS_CRC_ERROR (0x1 << 8) 226 #define RX_CMPL_ERRORS_T_PKT_ERROR_MASK (0x7 << 9) 227 #define RX_CMPL_ERRORS_T_PKT_ERROR_NO_ERROR (0x0 << 9) 228 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_VERSION (0x1 << 9) 229 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_HDR_LEN (0x2 << 9) 230 #define RX_CMPL_ERRORS_T_PKT_ERROR_TUNNEL_TOTAL_ERROR (0x3 << 9) 231 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_IP_TOTAL_ERROR (0x4 << 9) 232 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_UDP_TOTAL_ERROR (0x5 << 9) 233 #define RX_CMPL_ERRORS_T_PKT_ERROR_T_L3_BAD_TTL (0x6 << 9) 234 #define RX_CMPL_ERRORS_PKT_ERROR_MASK (0xf << 12) 235 #define RX_CMPL_ERRORS_PKT_ERROR_NO_ERROR (0x0 << 12) 236 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_VERSION (0x1 << 12) 237 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_HDR_LEN (0x2 << 12) 238 #define RX_CMPL_ERRORS_PKT_ERROR_L3_BAD_TTL (0x3 << 12) 239 #define RX_CMPL_ERRORS_PKT_ERROR_IP_TOTAL_ERROR (0x4 << 12) 240 #define RX_CMPL_ERRORS_PKT_ERROR_UDP_TOTAL_ERROR (0x5 << 12) 241 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN (0x6 << 12) 242 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_HDR_LEN_TOO_SMALL (0x7 << 12) 243 #define RX_CMPL_ERRORS_PKT_ERROR_L4_BAD_OPT_LEN (0x8 << 12) 244 245 #define RX_CMPL_CFA_CODE_MASK (0xffff << 16) 246 #define RX_CMPL_CFA_CODE_SFT 16 247 248 __le32 rx_cmp_timestamp; 249 }; 250 251 #define RX_CMP_L2_ERRORS \ 252 cpu_to_le32(RX_CMPL_ERRORS_BUFFER_ERROR_MASK | RX_CMPL_ERRORS_CRC_ERROR) 253 254 #define RX_CMP_L4_CS_BITS \ 255 (cpu_to_le32(RX_CMP_FLAGS2_L4_CS_CALC | RX_CMP_FLAGS2_T_L4_CS_CALC)) 256 257 #define RX_CMP_L4_CS_ERR_BITS \ 258 (cpu_to_le32(RX_CMPL_ERRORS_L4_CS_ERROR | RX_CMPL_ERRORS_T_L4_CS_ERROR)) 259 260 #define RX_CMP_L4_CS_OK(rxcmp1) \ 261 (((rxcmp1)->rx_cmp_flags2 & RX_CMP_L4_CS_BITS) && \ 262 !((rxcmp1)->rx_cmp_cfa_code_errors_v2 & RX_CMP_L4_CS_ERR_BITS)) 263 264 #define RX_CMP_ENCAP(rxcmp1) \ 265 ((le32_to_cpu((rxcmp1)->rx_cmp_flags2) & \ 266 RX_CMP_FLAGS2_T_L4_CS_CALC) >> 3) 267 268 #define RX_CMP_CFA_CODE(rxcmpl1) \ 269 ((le32_to_cpu((rxcmpl1)->rx_cmp_cfa_code_errors_v2) & \ 270 RX_CMPL_CFA_CODE_MASK) >> RX_CMPL_CFA_CODE_SFT) 271 272 struct rx_agg_cmp { 273 __le32 rx_agg_cmp_len_flags_type; 274 #define RX_AGG_CMP_TYPE (0x3f << 0) 275 #define RX_AGG_CMP_LEN (0xffff << 16) 276 #define RX_AGG_CMP_LEN_SHIFT 16 277 u32 rx_agg_cmp_opaque; 278 __le32 rx_agg_cmp_v; 279 #define RX_AGG_CMP_V (1 << 0) 280 #define RX_AGG_CMP_AGG_ID (0xffff << 16) 281 #define RX_AGG_CMP_AGG_ID_SHIFT 16 282 __le32 rx_agg_cmp_unused; 283 }; 284 285 #define TPA_AGG_AGG_ID(rx_agg) \ 286 ((le32_to_cpu((rx_agg)->rx_agg_cmp_v) & \ 287 RX_AGG_CMP_AGG_ID) >> RX_AGG_CMP_AGG_ID_SHIFT) 288 289 struct rx_tpa_start_cmp { 290 __le32 rx_tpa_start_cmp_len_flags_type; 291 #define RX_TPA_START_CMP_TYPE (0x3f << 0) 292 #define RX_TPA_START_CMP_FLAGS (0x3ff << 6) 293 #define RX_TPA_START_CMP_FLAGS_SHIFT 6 294 #define RX_TPA_START_CMP_FLAGS_ERROR (0x1 << 6) 295 #define RX_TPA_START_CMP_FLAGS_PLACEMENT (0x7 << 7) 296 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_SHIFT 7 297 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7) 298 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7) 299 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7) 300 #define RX_TPA_START_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7) 301 #define RX_TPA_START_CMP_FLAGS_RSS_VALID (0x1 << 10) 302 #define RX_TPA_START_CMP_FLAGS_TIMESTAMP (0x1 << 11) 303 #define RX_TPA_START_CMP_FLAGS_ITYPES (0xf << 12) 304 #define RX_TPA_START_CMP_FLAGS_ITYPES_SHIFT 12 305 #define RX_TPA_START_CMP_FLAGS_ITYPE_TCP (0x2 << 12) 306 #define RX_TPA_START_CMP_LEN (0xffff << 16) 307 #define RX_TPA_START_CMP_LEN_SHIFT 16 308 309 u32 rx_tpa_start_cmp_opaque; 310 __le32 rx_tpa_start_cmp_misc_v1; 311 #define RX_TPA_START_CMP_V1 (0x1 << 0) 312 #define RX_TPA_START_CMP_RSS_HASH_TYPE (0x7f << 9) 313 #define RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT 9 314 #define RX_TPA_START_CMP_AGG_ID (0x7f << 25) 315 #define RX_TPA_START_CMP_AGG_ID_SHIFT 25 316 #define RX_TPA_START_CMP_AGG_ID_P5 (0xffff << 16) 317 #define RX_TPA_START_CMP_AGG_ID_SHIFT_P5 16 318 319 __le32 rx_tpa_start_cmp_rss_hash; 320 }; 321 322 #define TPA_START_HASH_VALID(rx_tpa_start) \ 323 ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \ 324 cpu_to_le32(RX_TPA_START_CMP_FLAGS_RSS_VALID)) 325 326 #define TPA_START_HASH_TYPE(rx_tpa_start) \ 327 (((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \ 328 RX_TPA_START_CMP_RSS_HASH_TYPE) >> \ 329 RX_TPA_START_CMP_RSS_HASH_TYPE_SHIFT) & RSS_PROFILE_ID_MASK) 330 331 #define TPA_START_AGG_ID(rx_tpa_start) \ 332 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \ 333 RX_TPA_START_CMP_AGG_ID) >> RX_TPA_START_CMP_AGG_ID_SHIFT) 334 335 #define TPA_START_AGG_ID_P5(rx_tpa_start) \ 336 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_misc_v1) & \ 337 RX_TPA_START_CMP_AGG_ID_P5) >> RX_TPA_START_CMP_AGG_ID_SHIFT_P5) 338 339 #define TPA_START_ERROR(rx_tpa_start) \ 340 ((rx_tpa_start)->rx_tpa_start_cmp_len_flags_type & \ 341 cpu_to_le32(RX_TPA_START_CMP_FLAGS_ERROR)) 342 343 struct rx_tpa_start_cmp_ext { 344 __le32 rx_tpa_start_cmp_flags2; 345 #define RX_TPA_START_CMP_FLAGS2_IP_CS_CALC (0x1 << 0) 346 #define RX_TPA_START_CMP_FLAGS2_L4_CS_CALC (0x1 << 1) 347 #define RX_TPA_START_CMP_FLAGS2_T_IP_CS_CALC (0x1 << 2) 348 #define RX_TPA_START_CMP_FLAGS2_T_L4_CS_CALC (0x1 << 3) 349 #define RX_TPA_START_CMP_FLAGS2_IP_TYPE (0x1 << 8) 350 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_VALID (0x1 << 9) 351 #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT (0x3 << 10) 352 #define RX_TPA_START_CMP_FLAGS2_EXT_META_FORMAT_SHIFT 10 353 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL (0xffff << 16) 354 #define RX_TPA_START_CMP_FLAGS2_CSUM_CMPL_SHIFT 16 355 356 __le32 rx_tpa_start_cmp_metadata; 357 __le32 rx_tpa_start_cmp_cfa_code_v2; 358 #define RX_TPA_START_CMP_V2 (0x1 << 0) 359 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK (0x7 << 1) 360 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT 1 361 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1) 362 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1) 363 #define RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_FLUSH (0x5 << 1) 364 #define RX_TPA_START_CMP_CFA_CODE (0xffff << 16) 365 #define RX_TPA_START_CMPL_CFA_CODE_SHIFT 16 366 __le32 rx_tpa_start_cmp_hdr_info; 367 }; 368 369 #define TPA_START_CFA_CODE(rx_tpa_start) \ 370 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) & \ 371 RX_TPA_START_CMP_CFA_CODE) >> RX_TPA_START_CMPL_CFA_CODE_SHIFT) 372 373 #define TPA_START_IS_IPV6(rx_tpa_start) \ 374 (!!((rx_tpa_start)->rx_tpa_start_cmp_flags2 & \ 375 cpu_to_le32(RX_TPA_START_CMP_FLAGS2_IP_TYPE))) 376 377 #define TPA_START_ERROR_CODE(rx_tpa_start) \ 378 ((le32_to_cpu((rx_tpa_start)->rx_tpa_start_cmp_cfa_code_v2) & \ 379 RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_MASK) >> \ 380 RX_TPA_START_CMP_ERRORS_BUFFER_ERROR_SHIFT) 381 382 struct rx_tpa_end_cmp { 383 __le32 rx_tpa_end_cmp_len_flags_type; 384 #define RX_TPA_END_CMP_TYPE (0x3f << 0) 385 #define RX_TPA_END_CMP_FLAGS (0x3ff << 6) 386 #define RX_TPA_END_CMP_FLAGS_SHIFT 6 387 #define RX_TPA_END_CMP_FLAGS_PLACEMENT (0x7 << 7) 388 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_SHIFT 7 389 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_JUMBO (0x1 << 7) 390 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_HDS (0x2 << 7) 391 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO (0x5 << 7) 392 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS (0x6 << 7) 393 #define RX_TPA_END_CMP_FLAGS_RSS_VALID (0x1 << 10) 394 #define RX_TPA_END_CMP_FLAGS_ITYPES (0xf << 12) 395 #define RX_TPA_END_CMP_FLAGS_ITYPES_SHIFT 12 396 #define RX_TPA_END_CMP_FLAGS_ITYPE_TCP (0x2 << 12) 397 #define RX_TPA_END_CMP_LEN (0xffff << 16) 398 #define RX_TPA_END_CMP_LEN_SHIFT 16 399 400 u32 rx_tpa_end_cmp_opaque; 401 __le32 rx_tpa_end_cmp_misc_v1; 402 #define RX_TPA_END_CMP_V1 (0x1 << 0) 403 #define RX_TPA_END_CMP_AGG_BUFS (0x3f << 1) 404 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT 1 405 #define RX_TPA_END_CMP_TPA_SEGS (0xff << 8) 406 #define RX_TPA_END_CMP_TPA_SEGS_SHIFT 8 407 #define RX_TPA_END_CMP_PAYLOAD_OFFSET (0xff << 16) 408 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT 16 409 #define RX_TPA_END_CMP_AGG_ID (0x7f << 25) 410 #define RX_TPA_END_CMP_AGG_ID_SHIFT 25 411 #define RX_TPA_END_CMP_AGG_ID_P5 (0xffff << 16) 412 #define RX_TPA_END_CMP_AGG_ID_SHIFT_P5 16 413 414 __le32 rx_tpa_end_cmp_tsdelta; 415 #define RX_TPA_END_GRO_TS (0x1 << 31) 416 }; 417 418 #define TPA_END_AGG_ID(rx_tpa_end) \ 419 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \ 420 RX_TPA_END_CMP_AGG_ID) >> RX_TPA_END_CMP_AGG_ID_SHIFT) 421 422 #define TPA_END_AGG_ID_P5(rx_tpa_end) \ 423 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \ 424 RX_TPA_END_CMP_AGG_ID_P5) >> RX_TPA_END_CMP_AGG_ID_SHIFT_P5) 425 426 #define TPA_END_PAYLOAD_OFF(rx_tpa_end) \ 427 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \ 428 RX_TPA_END_CMP_PAYLOAD_OFFSET) >> RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT) 429 430 #define TPA_END_AGG_BUFS(rx_tpa_end) \ 431 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \ 432 RX_TPA_END_CMP_AGG_BUFS) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT) 433 434 #define TPA_END_TPA_SEGS(rx_tpa_end) \ 435 ((le32_to_cpu((rx_tpa_end)->rx_tpa_end_cmp_misc_v1) & \ 436 RX_TPA_END_CMP_TPA_SEGS) >> RX_TPA_END_CMP_TPA_SEGS_SHIFT) 437 438 #define RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO \ 439 cpu_to_le32(RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_JUMBO & \ 440 RX_TPA_END_CMP_FLAGS_PLACEMENT_GRO_HDS) 441 442 #define TPA_END_GRO(rx_tpa_end) \ 443 ((rx_tpa_end)->rx_tpa_end_cmp_len_flags_type & \ 444 RX_TPA_END_CMP_FLAGS_PLACEMENT_ANY_GRO) 445 446 #define TPA_END_GRO_TS(rx_tpa_end) \ 447 (!!((rx_tpa_end)->rx_tpa_end_cmp_tsdelta & \ 448 cpu_to_le32(RX_TPA_END_GRO_TS))) 449 450 struct rx_tpa_end_cmp_ext { 451 __le32 rx_tpa_end_cmp_dup_acks; 452 #define RX_TPA_END_CMP_TPA_DUP_ACKS (0xf << 0) 453 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_P5 (0xff << 16) 454 #define RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5 16 455 #define RX_TPA_END_CMP_AGG_BUFS_P5 (0xff << 24) 456 #define RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5 24 457 458 __le32 rx_tpa_end_cmp_seg_len; 459 #define RX_TPA_END_CMP_TPA_SEG_LEN (0xffff << 0) 460 461 __le32 rx_tpa_end_cmp_errors_v2; 462 #define RX_TPA_END_CMP_V2 (0x1 << 0) 463 #define RX_TPA_END_CMP_ERRORS (0x3 << 1) 464 #define RX_TPA_END_CMP_ERRORS_P5 (0x7 << 1) 465 #define RX_TPA_END_CMPL_ERRORS_SHIFT 1 466 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NO_BUFFER (0x0 << 1) 467 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_NOT_ON_CHIP (0x2 << 1) 468 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_BAD_FORMAT (0x3 << 1) 469 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_RSV_ERROR (0x4 << 1) 470 #define RX_TPA_END_CMP_ERRORS_BUFFER_ERROR_FLUSH (0x5 << 1) 471 472 u32 rx_tpa_end_cmp_start_opaque; 473 }; 474 475 #define TPA_END_ERRORS(rx_tpa_end_ext) \ 476 ((rx_tpa_end_ext)->rx_tpa_end_cmp_errors_v2 & \ 477 cpu_to_le32(RX_TPA_END_CMP_ERRORS)) 478 479 #define TPA_END_PAYLOAD_OFF_P5(rx_tpa_end_ext) \ 480 ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) & \ 481 RX_TPA_END_CMP_PAYLOAD_OFFSET_P5) >> \ 482 RX_TPA_END_CMP_PAYLOAD_OFFSET_SHIFT_P5) 483 484 #define TPA_END_AGG_BUFS_P5(rx_tpa_end_ext) \ 485 ((le32_to_cpu((rx_tpa_end_ext)->rx_tpa_end_cmp_dup_acks) & \ 486 RX_TPA_END_CMP_AGG_BUFS_P5) >> RX_TPA_END_CMP_AGG_BUFS_SHIFT_P5) 487 488 #define EVENT_DATA1_RESET_NOTIFY_FATAL(data1) \ 489 (((data1) & \ 490 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK) ==\ 491 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_EXCEPTION_FATAL) 492 493 #define EVENT_DATA1_RESET_NOTIFY_FW_ACTIVATION(data1) \ 494 (((data1) & \ 495 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_MASK) ==\ 496 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA1_REASON_CODE_FW_ACTIVATION) 497 498 #define EVENT_DATA2_RESET_NOTIFY_FW_STATUS_CODE(data2) \ 499 ((data2) & \ 500 ASYNC_EVENT_CMPL_RESET_NOTIFY_EVENT_DATA2_FW_STATUS_CODE_MASK) 501 502 #define EVENT_DATA1_RECOVERY_MASTER_FUNC(data1) \ 503 !!((data1) & \ 504 ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_MASTER_FUNC) 505 506 #define EVENT_DATA1_RECOVERY_ENABLED(data1) \ 507 !!((data1) & \ 508 ASYNC_EVENT_CMPL_ERROR_RECOVERY_EVENT_DATA1_FLAGS_RECOVERY_ENABLED) 509 510 #define BNXT_EVENT_ERROR_REPORT_TYPE(data1) \ 511 (((data1) & \ 512 ASYNC_EVENT_CMPL_ERROR_REPORT_BASE_EVENT_DATA1_ERROR_TYPE_MASK) >>\ 513 ASYNC_EVENT_CMPL_ERROR_REPORT_BASE_EVENT_DATA1_ERROR_TYPE_SFT) 514 515 #define BNXT_EVENT_INVALID_SIGNAL_DATA(data2) \ 516 (((data2) & \ 517 ASYNC_EVENT_CMPL_ERROR_REPORT_INVALID_SIGNAL_EVENT_DATA2_PIN_ID_MASK) >>\ 518 ASYNC_EVENT_CMPL_ERROR_REPORT_INVALID_SIGNAL_EVENT_DATA2_PIN_ID_SFT) 519 520 struct nqe_cn { 521 __le16 type; 522 #define NQ_CN_TYPE_MASK 0x3fUL 523 #define NQ_CN_TYPE_SFT 0 524 #define NQ_CN_TYPE_CQ_NOTIFICATION 0x30UL 525 #define NQ_CN_TYPE_LAST NQ_CN_TYPE_CQ_NOTIFICATION 526 __le16 reserved16; 527 __le32 cq_handle_low; 528 __le32 v; 529 #define NQ_CN_V 0x1UL 530 __le32 cq_handle_high; 531 }; 532 533 #define DB_IDX_MASK 0xffffff 534 #define DB_IDX_VALID (0x1 << 26) 535 #define DB_IRQ_DIS (0x1 << 27) 536 #define DB_KEY_TX (0x0 << 28) 537 #define DB_KEY_RX (0x1 << 28) 538 #define DB_KEY_CP (0x2 << 28) 539 #define DB_KEY_ST (0x3 << 28) 540 #define DB_KEY_TX_PUSH (0x4 << 28) 541 #define DB_LONG_TX_PUSH (0x2 << 24) 542 543 #define BNXT_MIN_ROCE_CP_RINGS 2 544 #define BNXT_MIN_ROCE_STAT_CTXS 1 545 546 /* 64-bit doorbell */ 547 #define DBR_INDEX_MASK 0x0000000000ffffffULL 548 #define DBR_XID_MASK 0x000fffff00000000ULL 549 #define DBR_XID_SFT 32 550 #define DBR_PATH_L2 (0x1ULL << 56) 551 #define DBR_TYPE_SQ (0x0ULL << 60) 552 #define DBR_TYPE_RQ (0x1ULL << 60) 553 #define DBR_TYPE_SRQ (0x2ULL << 60) 554 #define DBR_TYPE_SRQ_ARM (0x3ULL << 60) 555 #define DBR_TYPE_CQ (0x4ULL << 60) 556 #define DBR_TYPE_CQ_ARMSE (0x5ULL << 60) 557 #define DBR_TYPE_CQ_ARMALL (0x6ULL << 60) 558 #define DBR_TYPE_CQ_ARMENA (0x7ULL << 60) 559 #define DBR_TYPE_SRQ_ARMENA (0x8ULL << 60) 560 #define DBR_TYPE_CQ_CUTOFF_ACK (0x9ULL << 60) 561 #define DBR_TYPE_NQ (0xaULL << 60) 562 #define DBR_TYPE_NQ_ARM (0xbULL << 60) 563 #define DBR_TYPE_NULL (0xfULL << 60) 564 565 #define DB_PF_OFFSET_P5 0x10000 566 #define DB_VF_OFFSET_P5 0x4000 567 568 #define INVALID_HW_RING_ID ((u16)-1) 569 570 /* The hardware supports certain page sizes. Use the supported page sizes 571 * to allocate the rings. 572 */ 573 #if (PAGE_SHIFT < 12) 574 #define BNXT_PAGE_SHIFT 12 575 #elif (PAGE_SHIFT <= 13) 576 #define BNXT_PAGE_SHIFT PAGE_SHIFT 577 #elif (PAGE_SHIFT < 16) 578 #define BNXT_PAGE_SHIFT 13 579 #else 580 #define BNXT_PAGE_SHIFT 16 581 #endif 582 583 #define BNXT_PAGE_SIZE (1 << BNXT_PAGE_SHIFT) 584 585 /* The RXBD length is 16-bit so we can only support page sizes < 64K */ 586 #if (PAGE_SHIFT > 15) 587 #define BNXT_RX_PAGE_SHIFT 15 588 #else 589 #define BNXT_RX_PAGE_SHIFT PAGE_SHIFT 590 #endif 591 592 #define BNXT_RX_PAGE_SIZE (1 << BNXT_RX_PAGE_SHIFT) 593 594 #define BNXT_MAX_MTU 9500 595 596 /* First RX buffer page in XDP multi-buf mode 597 * 598 * +-------------------------------------------------------------------------+ 599 * | XDP_PACKET_HEADROOM | bp->rx_buf_use_size | skb_shared_info| 600 * | (bp->rx_dma_offset) | | | 601 * +-------------------------------------------------------------------------+ 602 */ 603 #define BNXT_MAX_PAGE_MODE_MTU_SBUF \ 604 ((unsigned int)PAGE_SIZE - VLAN_ETH_HLEN - NET_IP_ALIGN - \ 605 XDP_PACKET_HEADROOM) 606 #define BNXT_MAX_PAGE_MODE_MTU \ 607 (BNXT_MAX_PAGE_MODE_MTU_SBUF - \ 608 SKB_DATA_ALIGN((unsigned int)sizeof(struct skb_shared_info))) 609 610 #define BNXT_MIN_PKT_SIZE 52 611 612 #define BNXT_DEFAULT_RX_RING_SIZE 511 613 #define BNXT_DEFAULT_TX_RING_SIZE 511 614 615 #define MAX_TPA 64 616 #define MAX_TPA_P5 256 617 #define MAX_TPA_P5_MASK (MAX_TPA_P5 - 1) 618 #define MAX_TPA_SEGS_P5 0x3f 619 620 #if (BNXT_PAGE_SHIFT == 16) 621 #define MAX_RX_PAGES_AGG_ENA 1 622 #define MAX_RX_PAGES 4 623 #define MAX_RX_AGG_PAGES 4 624 #define MAX_TX_PAGES 1 625 #define MAX_CP_PAGES 16 626 #else 627 #define MAX_RX_PAGES_AGG_ENA 8 628 #define MAX_RX_PAGES 32 629 #define MAX_RX_AGG_PAGES 32 630 #define MAX_TX_PAGES 8 631 #define MAX_CP_PAGES 128 632 #endif 633 634 #define RX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct rx_bd)) 635 #define TX_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_bd)) 636 #define CP_DESC_CNT (BNXT_PAGE_SIZE / sizeof(struct tx_cmp)) 637 638 #define SW_RXBD_RING_SIZE (sizeof(struct bnxt_sw_rx_bd) * RX_DESC_CNT) 639 #define HW_RXBD_RING_SIZE (sizeof(struct rx_bd) * RX_DESC_CNT) 640 641 #define SW_RXBD_AGG_RING_SIZE (sizeof(struct bnxt_sw_rx_agg_bd) * RX_DESC_CNT) 642 643 #define SW_TXBD_RING_SIZE (sizeof(struct bnxt_sw_tx_bd) * TX_DESC_CNT) 644 #define HW_TXBD_RING_SIZE (sizeof(struct tx_bd) * TX_DESC_CNT) 645 646 #define HW_CMPD_RING_SIZE (sizeof(struct tx_cmp) * CP_DESC_CNT) 647 648 #define BNXT_MAX_RX_DESC_CNT (RX_DESC_CNT * MAX_RX_PAGES - 1) 649 #define BNXT_MAX_RX_DESC_CNT_JUM_ENA (RX_DESC_CNT * MAX_RX_PAGES_AGG_ENA - 1) 650 #define BNXT_MAX_RX_JUM_DESC_CNT (RX_DESC_CNT * MAX_RX_AGG_PAGES - 1) 651 #define BNXT_MAX_TX_DESC_CNT (TX_DESC_CNT * MAX_TX_PAGES - 1) 652 653 /* Minimum TX BDs for a TX packet with MAX_SKB_FRAGS + 1. We need one extra 654 * BD because the first TX BD is always a long BD. 655 */ 656 #define BNXT_MIN_TX_DESC_CNT (MAX_SKB_FRAGS + 2) 657 658 #define RX_RING(x) (((x) & ~(RX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4)) 659 #define RX_IDX(x) ((x) & (RX_DESC_CNT - 1)) 660 661 #define TX_RING(x) (((x) & ~(TX_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4)) 662 #define TX_IDX(x) ((x) & (TX_DESC_CNT - 1)) 663 664 #define CP_RING(x) (((x) & ~(CP_DESC_CNT - 1)) >> (BNXT_PAGE_SHIFT - 4)) 665 #define CP_IDX(x) ((x) & (CP_DESC_CNT - 1)) 666 667 #define TX_CMP_VALID(txcmp, raw_cons) \ 668 (!!((txcmp)->tx_cmp_errors_v & cpu_to_le32(TX_CMP_V)) == \ 669 !((raw_cons) & bp->cp_bit)) 670 671 #define RX_CMP_VALID(rxcmp1, raw_cons) \ 672 (!!((rxcmp1)->rx_cmp_cfa_code_errors_v2 & cpu_to_le32(RX_CMP_V)) ==\ 673 !((raw_cons) & bp->cp_bit)) 674 675 #define RX_AGG_CMP_VALID(agg, raw_cons) \ 676 (!!((agg)->rx_agg_cmp_v & cpu_to_le32(RX_AGG_CMP_V)) == \ 677 !((raw_cons) & bp->cp_bit)) 678 679 #define NQ_CMP_VALID(nqcmp, raw_cons) \ 680 (!!((nqcmp)->v & cpu_to_le32(NQ_CN_V)) == !((raw_cons) & bp->cp_bit)) 681 682 #define TX_CMP_TYPE(txcmp) \ 683 (le32_to_cpu((txcmp)->tx_cmp_flags_type) & CMP_TYPE) 684 685 #define RX_CMP_TYPE(rxcmp) \ 686 (le32_to_cpu((rxcmp)->rx_cmp_len_flags_type) & RX_CMP_CMP_TYPE) 687 688 #define NEXT_RX(idx) (((idx) + 1) & bp->rx_ring_mask) 689 690 #define NEXT_RX_AGG(idx) (((idx) + 1) & bp->rx_agg_ring_mask) 691 692 #define NEXT_TX(idx) (((idx) + 1) & bp->tx_ring_mask) 693 694 #define ADV_RAW_CMP(idx, n) ((idx) + (n)) 695 #define NEXT_RAW_CMP(idx) ADV_RAW_CMP(idx, 1) 696 #define RING_CMP(idx) ((idx) & bp->cp_ring_mask) 697 #define NEXT_CMP(idx) RING_CMP(ADV_RAW_CMP(idx, 1)) 698 699 #define DFLT_HWRM_CMD_TIMEOUT 500 700 701 #define BNXT_RX_EVENT 1 702 #define BNXT_AGG_EVENT 2 703 #define BNXT_TX_EVENT 4 704 #define BNXT_REDIRECT_EVENT 8 705 706 struct bnxt_sw_tx_bd { 707 union { 708 struct sk_buff *skb; 709 struct xdp_frame *xdpf; 710 }; 711 DEFINE_DMA_UNMAP_ADDR(mapping); 712 DEFINE_DMA_UNMAP_LEN(len); 713 struct page *page; 714 u8 is_gso; 715 u8 is_push; 716 u8 action; 717 unsigned short nr_frags; 718 u16 rx_prod; 719 }; 720 721 struct bnxt_sw_rx_bd { 722 void *data; 723 u8 *data_ptr; 724 dma_addr_t mapping; 725 }; 726 727 struct bnxt_sw_rx_agg_bd { 728 struct page *page; 729 unsigned int offset; 730 dma_addr_t mapping; 731 }; 732 733 struct bnxt_mem_init { 734 u8 init_val; 735 u16 offset; 736 #define BNXT_MEM_INVALID_OFFSET 0xffff 737 u16 size; 738 }; 739 740 struct bnxt_ring_mem_info { 741 int nr_pages; 742 int page_size; 743 u16 flags; 744 #define BNXT_RMEM_VALID_PTE_FLAG 1 745 #define BNXT_RMEM_RING_PTE_FLAG 2 746 #define BNXT_RMEM_USE_FULL_PAGE_FLAG 4 747 748 u16 depth; 749 struct bnxt_mem_init *mem_init; 750 751 void **pg_arr; 752 dma_addr_t *dma_arr; 753 754 __le64 *pg_tbl; 755 dma_addr_t pg_tbl_map; 756 757 int vmem_size; 758 void **vmem; 759 }; 760 761 struct bnxt_ring_struct { 762 struct bnxt_ring_mem_info ring_mem; 763 764 u16 fw_ring_id; /* Ring id filled by Chimp FW */ 765 union { 766 u16 grp_idx; 767 u16 map_idx; /* Used by cmpl rings */ 768 }; 769 u32 handle; 770 u8 queue_id; 771 }; 772 773 struct tx_push_bd { 774 __le32 doorbell; 775 __le32 tx_bd_len_flags_type; 776 u32 tx_bd_opaque; 777 struct tx_bd_ext txbd2; 778 }; 779 780 struct tx_push_buffer { 781 struct tx_push_bd push_bd; 782 u32 data[25]; 783 }; 784 785 struct bnxt_db_info { 786 void __iomem *doorbell; 787 union { 788 u64 db_key64; 789 u32 db_key32; 790 }; 791 }; 792 793 struct bnxt_tx_ring_info { 794 struct bnxt_napi *bnapi; 795 u16 tx_prod; 796 u16 tx_cons; 797 u16 txq_index; 798 u8 kick_pending; 799 struct bnxt_db_info tx_db; 800 801 struct tx_bd *tx_desc_ring[MAX_TX_PAGES]; 802 struct bnxt_sw_tx_bd *tx_buf_ring; 803 804 dma_addr_t tx_desc_mapping[MAX_TX_PAGES]; 805 806 struct tx_push_buffer *tx_push; 807 dma_addr_t tx_push_mapping; 808 __le64 data_mapping; 809 810 #define BNXT_DEV_STATE_CLOSING 0x1 811 u32 dev_state; 812 813 struct bnxt_ring_struct tx_ring_struct; 814 /* Synchronize simultaneous xdp_xmit on same ring */ 815 spinlock_t xdp_tx_lock; 816 }; 817 818 #define BNXT_LEGACY_COAL_CMPL_PARAMS \ 819 (RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MIN | \ 820 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_INT_LAT_TMR_MAX | \ 821 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_TIMER_RESET | \ 822 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_RING_IDLE | \ 823 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR | \ 824 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_DMA_AGGR_DURING_INT | \ 825 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR | \ 826 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_CMPL_AGGR_DMA_TMR_DURING_INT | \ 827 RING_AGGINT_QCAPS_RESP_CMPL_PARAMS_NUM_CMPL_AGGR_INT) 828 829 #define BNXT_COAL_CMPL_ENABLES \ 830 (RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR | \ 831 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_CMPL_AGGR_DMA_TMR | \ 832 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MAX | \ 833 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_AGGR_INT) 834 835 #define BNXT_COAL_CMPL_MIN_TMR_ENABLE \ 836 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_INT_LAT_TMR_MIN 837 838 #define BNXT_COAL_CMPL_AGGR_TMR_DURING_INT_ENABLE \ 839 RING_CMPL_RING_CFG_AGGINT_PARAMS_REQ_ENABLES_NUM_CMPL_DMA_AGGR_DURING_INT 840 841 struct bnxt_coal_cap { 842 u32 cmpl_params; 843 u32 nq_params; 844 u16 num_cmpl_dma_aggr_max; 845 u16 num_cmpl_dma_aggr_during_int_max; 846 u16 cmpl_aggr_dma_tmr_max; 847 u16 cmpl_aggr_dma_tmr_during_int_max; 848 u16 int_lat_tmr_min_max; 849 u16 int_lat_tmr_max_max; 850 u16 num_cmpl_aggr_int_max; 851 u16 timer_units; 852 }; 853 854 struct bnxt_coal { 855 u16 coal_ticks; 856 u16 coal_ticks_irq; 857 u16 coal_bufs; 858 u16 coal_bufs_irq; 859 /* RING_IDLE enabled when coal ticks < idle_thresh */ 860 u16 idle_thresh; 861 u8 bufs_per_record; 862 u8 budget; 863 u16 flags; 864 }; 865 866 struct bnxt_tpa_info { 867 void *data; 868 u8 *data_ptr; 869 dma_addr_t mapping; 870 u16 len; 871 unsigned short gso_type; 872 u32 flags2; 873 u32 metadata; 874 enum pkt_hash_types hash_type; 875 u32 rss_hash; 876 u32 hdr_info; 877 878 #define BNXT_TPA_L4_SIZE(hdr_info) \ 879 (((hdr_info) & 0xf8000000) ? ((hdr_info) >> 27) : 32) 880 881 #define BNXT_TPA_INNER_L3_OFF(hdr_info) \ 882 (((hdr_info) >> 18) & 0x1ff) 883 884 #define BNXT_TPA_INNER_L2_OFF(hdr_info) \ 885 (((hdr_info) >> 9) & 0x1ff) 886 887 #define BNXT_TPA_OUTER_L3_OFF(hdr_info) \ 888 ((hdr_info) & 0x1ff) 889 890 u16 cfa_code; /* cfa_code in TPA start compl */ 891 u8 agg_count; 892 struct rx_agg_cmp *agg_arr; 893 }; 894 895 #define BNXT_AGG_IDX_BMAP_SIZE (MAX_TPA_P5 / BITS_PER_LONG) 896 897 struct bnxt_tpa_idx_map { 898 u16 agg_id_tbl[1024]; 899 unsigned long agg_idx_bmap[BNXT_AGG_IDX_BMAP_SIZE]; 900 }; 901 902 struct bnxt_rx_ring_info { 903 struct bnxt_napi *bnapi; 904 u16 rx_prod; 905 u16 rx_agg_prod; 906 u16 rx_sw_agg_prod; 907 u16 rx_next_cons; 908 struct bnxt_db_info rx_db; 909 struct bnxt_db_info rx_agg_db; 910 911 struct bpf_prog *xdp_prog; 912 913 struct rx_bd *rx_desc_ring[MAX_RX_PAGES]; 914 struct bnxt_sw_rx_bd *rx_buf_ring; 915 916 struct rx_bd *rx_agg_desc_ring[MAX_RX_AGG_PAGES]; 917 struct bnxt_sw_rx_agg_bd *rx_agg_ring; 918 919 unsigned long *rx_agg_bmap; 920 u16 rx_agg_bmap_size; 921 922 struct page *rx_page; 923 unsigned int rx_page_offset; 924 925 dma_addr_t rx_desc_mapping[MAX_RX_PAGES]; 926 dma_addr_t rx_agg_desc_mapping[MAX_RX_AGG_PAGES]; 927 928 struct bnxt_tpa_info *rx_tpa; 929 struct bnxt_tpa_idx_map *rx_tpa_idx_map; 930 931 struct bnxt_ring_struct rx_ring_struct; 932 struct bnxt_ring_struct rx_agg_ring_struct; 933 struct xdp_rxq_info xdp_rxq; 934 struct page_pool *page_pool; 935 }; 936 937 struct bnxt_rx_sw_stats { 938 u64 rx_l4_csum_errors; 939 u64 rx_resets; 940 u64 rx_buf_errors; 941 u64 rx_oom_discards; 942 u64 rx_netpoll_discards; 943 }; 944 945 struct bnxt_cmn_sw_stats { 946 u64 missed_irqs; 947 }; 948 949 struct bnxt_sw_stats { 950 struct bnxt_rx_sw_stats rx; 951 struct bnxt_cmn_sw_stats cmn; 952 }; 953 954 struct bnxt_stats_mem { 955 u64 *sw_stats; 956 u64 *hw_masks; 957 void *hw_stats; 958 dma_addr_t hw_stats_map; 959 int len; 960 }; 961 962 struct bnxt_cp_ring_info { 963 struct bnxt_napi *bnapi; 964 u32 cp_raw_cons; 965 struct bnxt_db_info cp_db; 966 967 u8 had_work_done:1; 968 u8 has_more_work:1; 969 970 u32 last_cp_raw_cons; 971 972 struct bnxt_coal rx_ring_coal; 973 u64 rx_packets; 974 u64 rx_bytes; 975 u64 event_ctr; 976 977 struct dim dim; 978 979 union { 980 struct tx_cmp **cp_desc_ring; 981 struct nqe_cn **nq_desc_ring; 982 }; 983 984 dma_addr_t *cp_desc_mapping; 985 986 struct bnxt_stats_mem stats; 987 u32 hw_stats_ctx_id; 988 989 struct bnxt_sw_stats sw_stats; 990 991 struct bnxt_ring_struct cp_ring_struct; 992 993 struct bnxt_cp_ring_info *cp_ring_arr[2]; 994 #define BNXT_RX_HDL 0 995 #define BNXT_TX_HDL 1 996 }; 997 998 struct bnxt_napi { 999 struct napi_struct napi; 1000 struct bnxt *bp; 1001 1002 int index; 1003 struct bnxt_cp_ring_info cp_ring; 1004 struct bnxt_rx_ring_info *rx_ring; 1005 struct bnxt_tx_ring_info *tx_ring; 1006 1007 void (*tx_int)(struct bnxt *, struct bnxt_napi *, 1008 int); 1009 int tx_pkts; 1010 u8 events; 1011 1012 u32 flags; 1013 #define BNXT_NAPI_FLAG_XDP 0x1 1014 1015 bool in_reset; 1016 }; 1017 1018 struct bnxt_irq { 1019 irq_handler_t handler; 1020 unsigned int vector; 1021 u8 requested:1; 1022 u8 have_cpumask:1; 1023 char name[IFNAMSIZ + 2]; 1024 cpumask_var_t cpu_mask; 1025 }; 1026 1027 #define HWRM_RING_ALLOC_TX 0x1 1028 #define HWRM_RING_ALLOC_RX 0x2 1029 #define HWRM_RING_ALLOC_AGG 0x4 1030 #define HWRM_RING_ALLOC_CMPL 0x8 1031 #define HWRM_RING_ALLOC_NQ 0x10 1032 1033 #define INVALID_STATS_CTX_ID -1 1034 1035 struct bnxt_ring_grp_info { 1036 u16 fw_stats_ctx; 1037 u16 fw_grp_id; 1038 u16 rx_fw_ring_id; 1039 u16 agg_fw_ring_id; 1040 u16 cp_fw_ring_id; 1041 }; 1042 1043 struct bnxt_vnic_info { 1044 u16 fw_vnic_id; /* returned by Chimp during alloc */ 1045 #define BNXT_MAX_CTX_PER_VNIC 8 1046 u16 fw_rss_cos_lb_ctx[BNXT_MAX_CTX_PER_VNIC]; 1047 u16 fw_l2_ctx_id; 1048 #define BNXT_MAX_UC_ADDRS 4 1049 __le64 fw_l2_filter_id[BNXT_MAX_UC_ADDRS]; 1050 /* index 0 always dev_addr */ 1051 u16 uc_filter_count; 1052 u8 *uc_list; 1053 1054 u16 *fw_grp_ids; 1055 dma_addr_t rss_table_dma_addr; 1056 __le16 *rss_table; 1057 dma_addr_t rss_hash_key_dma_addr; 1058 u64 *rss_hash_key; 1059 int rss_table_size; 1060 #define BNXT_RSS_TABLE_ENTRIES_P5 64 1061 #define BNXT_RSS_TABLE_SIZE_P5 (BNXT_RSS_TABLE_ENTRIES_P5 * 4) 1062 #define BNXT_RSS_TABLE_MAX_TBL_P5 8 1063 #define BNXT_MAX_RSS_TABLE_SIZE_P5 \ 1064 (BNXT_RSS_TABLE_SIZE_P5 * BNXT_RSS_TABLE_MAX_TBL_P5) 1065 #define BNXT_MAX_RSS_TABLE_ENTRIES_P5 \ 1066 (BNXT_RSS_TABLE_ENTRIES_P5 * BNXT_RSS_TABLE_MAX_TBL_P5) 1067 1068 u32 rx_mask; 1069 1070 u8 *mc_list; 1071 int mc_list_size; 1072 int mc_list_count; 1073 dma_addr_t mc_list_mapping; 1074 #define BNXT_MAX_MC_ADDRS 16 1075 1076 u32 flags; 1077 #define BNXT_VNIC_RSS_FLAG 1 1078 #define BNXT_VNIC_RFS_FLAG 2 1079 #define BNXT_VNIC_MCAST_FLAG 4 1080 #define BNXT_VNIC_UCAST_FLAG 8 1081 #define BNXT_VNIC_RFS_NEW_RSS_FLAG 0x10 1082 }; 1083 1084 struct bnxt_hw_resc { 1085 u16 min_rsscos_ctxs; 1086 u16 max_rsscos_ctxs; 1087 u16 min_cp_rings; 1088 u16 max_cp_rings; 1089 u16 resv_cp_rings; 1090 u16 min_tx_rings; 1091 u16 max_tx_rings; 1092 u16 resv_tx_rings; 1093 u16 max_tx_sch_inputs; 1094 u16 min_rx_rings; 1095 u16 max_rx_rings; 1096 u16 resv_rx_rings; 1097 u16 min_hw_ring_grps; 1098 u16 max_hw_ring_grps; 1099 u16 resv_hw_ring_grps; 1100 u16 min_l2_ctxs; 1101 u16 max_l2_ctxs; 1102 u16 min_vnics; 1103 u16 max_vnics; 1104 u16 resv_vnics; 1105 u16 min_stat_ctxs; 1106 u16 max_stat_ctxs; 1107 u16 resv_stat_ctxs; 1108 u16 max_nqs; 1109 u16 max_irqs; 1110 u16 resv_irqs; 1111 }; 1112 1113 #if defined(CONFIG_BNXT_SRIOV) 1114 struct bnxt_vf_info { 1115 u16 fw_fid; 1116 u8 mac_addr[ETH_ALEN]; /* PF assigned MAC Address */ 1117 u8 vf_mac_addr[ETH_ALEN]; /* VF assigned MAC address, only 1118 * stored by PF. 1119 */ 1120 u16 vlan; 1121 u16 func_qcfg_flags; 1122 u32 flags; 1123 #define BNXT_VF_QOS 0x1 1124 #define BNXT_VF_SPOOFCHK 0x2 1125 #define BNXT_VF_LINK_FORCED 0x4 1126 #define BNXT_VF_LINK_UP 0x8 1127 #define BNXT_VF_TRUST 0x10 1128 u32 min_tx_rate; 1129 u32 max_tx_rate; 1130 void *hwrm_cmd_req_addr; 1131 dma_addr_t hwrm_cmd_req_dma_addr; 1132 }; 1133 #endif 1134 1135 struct bnxt_pf_info { 1136 #define BNXT_FIRST_PF_FID 1 1137 #define BNXT_FIRST_VF_FID 128 1138 u16 fw_fid; 1139 u16 port_id; 1140 u8 mac_addr[ETH_ALEN]; 1141 u32 first_vf_id; 1142 u16 active_vfs; 1143 u16 registered_vfs; 1144 u16 max_vfs; 1145 u32 max_encap_records; 1146 u32 max_decap_records; 1147 u32 max_tx_em_flows; 1148 u32 max_tx_wm_flows; 1149 u32 max_rx_em_flows; 1150 u32 max_rx_wm_flows; 1151 unsigned long *vf_event_bmap; 1152 u16 hwrm_cmd_req_pages; 1153 u8 vf_resv_strategy; 1154 #define BNXT_VF_RESV_STRATEGY_MAXIMAL 0 1155 #define BNXT_VF_RESV_STRATEGY_MINIMAL 1 1156 #define BNXT_VF_RESV_STRATEGY_MINIMAL_STATIC 2 1157 void *hwrm_cmd_req_addr[4]; 1158 dma_addr_t hwrm_cmd_req_dma_addr[4]; 1159 struct bnxt_vf_info *vf; 1160 }; 1161 1162 struct bnxt_ntuple_filter { 1163 struct hlist_node hash; 1164 u8 dst_mac_addr[ETH_ALEN]; 1165 u8 src_mac_addr[ETH_ALEN]; 1166 struct flow_keys fkeys; 1167 __le64 filter_id; 1168 u16 sw_id; 1169 u8 l2_fltr_idx; 1170 u16 rxq; 1171 u32 flow_id; 1172 unsigned long state; 1173 #define BNXT_FLTR_VALID 0 1174 #define BNXT_FLTR_UPDATE 1 1175 }; 1176 1177 struct bnxt_link_info { 1178 u8 phy_type; 1179 u8 media_type; 1180 u8 transceiver; 1181 u8 phy_addr; 1182 u8 phy_link_status; 1183 #define BNXT_LINK_NO_LINK PORT_PHY_QCFG_RESP_LINK_NO_LINK 1184 #define BNXT_LINK_SIGNAL PORT_PHY_QCFG_RESP_LINK_SIGNAL 1185 #define BNXT_LINK_LINK PORT_PHY_QCFG_RESP_LINK_LINK 1186 u8 wire_speed; 1187 u8 phy_state; 1188 #define BNXT_PHY_STATE_ENABLED 0 1189 #define BNXT_PHY_STATE_DISABLED 1 1190 1191 u8 link_state; 1192 #define BNXT_LINK_STATE_UNKNOWN 0 1193 #define BNXT_LINK_STATE_DOWN 1 1194 #define BNXT_LINK_STATE_UP 2 1195 #define BNXT_LINK_IS_UP(bp) ((bp)->link_info.link_state == BNXT_LINK_STATE_UP) 1196 u8 duplex; 1197 #define BNXT_LINK_DUPLEX_HALF PORT_PHY_QCFG_RESP_DUPLEX_STATE_HALF 1198 #define BNXT_LINK_DUPLEX_FULL PORT_PHY_QCFG_RESP_DUPLEX_STATE_FULL 1199 u8 pause; 1200 #define BNXT_LINK_PAUSE_TX PORT_PHY_QCFG_RESP_PAUSE_TX 1201 #define BNXT_LINK_PAUSE_RX PORT_PHY_QCFG_RESP_PAUSE_RX 1202 #define BNXT_LINK_PAUSE_BOTH (PORT_PHY_QCFG_RESP_PAUSE_RX | \ 1203 PORT_PHY_QCFG_RESP_PAUSE_TX) 1204 u8 lp_pause; 1205 u8 auto_pause_setting; 1206 u8 force_pause_setting; 1207 u8 duplex_setting; 1208 u8 auto_mode; 1209 #define BNXT_AUTO_MODE(mode) ((mode) > BNXT_LINK_AUTO_NONE && \ 1210 (mode) <= BNXT_LINK_AUTO_MSK) 1211 #define BNXT_LINK_AUTO_NONE PORT_PHY_QCFG_RESP_AUTO_MODE_NONE 1212 #define BNXT_LINK_AUTO_ALLSPDS PORT_PHY_QCFG_RESP_AUTO_MODE_ALL_SPEEDS 1213 #define BNXT_LINK_AUTO_ONESPD PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_SPEED 1214 #define BNXT_LINK_AUTO_ONEORBELOW PORT_PHY_QCFG_RESP_AUTO_MODE_ONE_OR_BELOW 1215 #define BNXT_LINK_AUTO_MSK PORT_PHY_QCFG_RESP_AUTO_MODE_SPEED_MASK 1216 #define PHY_VER_LEN 3 1217 u8 phy_ver[PHY_VER_LEN]; 1218 u16 link_speed; 1219 #define BNXT_LINK_SPEED_100MB PORT_PHY_QCFG_RESP_LINK_SPEED_100MB 1220 #define BNXT_LINK_SPEED_1GB PORT_PHY_QCFG_RESP_LINK_SPEED_1GB 1221 #define BNXT_LINK_SPEED_2GB PORT_PHY_QCFG_RESP_LINK_SPEED_2GB 1222 #define BNXT_LINK_SPEED_2_5GB PORT_PHY_QCFG_RESP_LINK_SPEED_2_5GB 1223 #define BNXT_LINK_SPEED_10GB PORT_PHY_QCFG_RESP_LINK_SPEED_10GB 1224 #define BNXT_LINK_SPEED_20GB PORT_PHY_QCFG_RESP_LINK_SPEED_20GB 1225 #define BNXT_LINK_SPEED_25GB PORT_PHY_QCFG_RESP_LINK_SPEED_25GB 1226 #define BNXT_LINK_SPEED_40GB PORT_PHY_QCFG_RESP_LINK_SPEED_40GB 1227 #define BNXT_LINK_SPEED_50GB PORT_PHY_QCFG_RESP_LINK_SPEED_50GB 1228 #define BNXT_LINK_SPEED_100GB PORT_PHY_QCFG_RESP_LINK_SPEED_100GB 1229 u16 support_speeds; 1230 u16 support_pam4_speeds; 1231 u16 auto_link_speeds; /* fw adv setting */ 1232 #define BNXT_LINK_SPEED_MSK_100MB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100MB 1233 #define BNXT_LINK_SPEED_MSK_1GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_1GB 1234 #define BNXT_LINK_SPEED_MSK_2GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2GB 1235 #define BNXT_LINK_SPEED_MSK_10GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_10GB 1236 #define BNXT_LINK_SPEED_MSK_2_5GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_2_5GB 1237 #define BNXT_LINK_SPEED_MSK_20GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_20GB 1238 #define BNXT_LINK_SPEED_MSK_25GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_25GB 1239 #define BNXT_LINK_SPEED_MSK_40GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_40GB 1240 #define BNXT_LINK_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_50GB 1241 #define BNXT_LINK_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_SPEEDS_100GB 1242 u16 auto_pam4_link_speeds; 1243 #define BNXT_LINK_PAM4_SPEED_MSK_50GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_50G 1244 #define BNXT_LINK_PAM4_SPEED_MSK_100GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_100G 1245 #define BNXT_LINK_PAM4_SPEED_MSK_200GB PORT_PHY_QCFG_RESP_SUPPORT_PAM4_SPEEDS_200G 1246 u16 support_auto_speeds; 1247 u16 support_pam4_auto_speeds; 1248 u16 lp_auto_link_speeds; 1249 u16 lp_auto_pam4_link_speeds; 1250 u16 force_link_speed; 1251 u16 force_pam4_link_speed; 1252 u32 preemphasis; 1253 u8 module_status; 1254 u8 active_fec_sig_mode; 1255 u16 fec_cfg; 1256 #define BNXT_FEC_NONE PORT_PHY_QCFG_RESP_FEC_CFG_FEC_NONE_SUPPORTED 1257 #define BNXT_FEC_AUTONEG_CAP PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_SUPPORTED 1258 #define BNXT_FEC_AUTONEG PORT_PHY_QCFG_RESP_FEC_CFG_FEC_AUTONEG_ENABLED 1259 #define BNXT_FEC_ENC_BASE_R_CAP \ 1260 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_SUPPORTED 1261 #define BNXT_FEC_ENC_BASE_R PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE74_ENABLED 1262 #define BNXT_FEC_ENC_RS_CAP \ 1263 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_SUPPORTED 1264 #define BNXT_FEC_ENC_LLRS_CAP \ 1265 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_SUPPORTED | \ 1266 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_SUPPORTED) 1267 #define BNXT_FEC_ENC_RS \ 1268 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_CLAUSE91_ENABLED | \ 1269 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_1XN_ENABLED | \ 1270 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS544_IEEE_ENABLED) 1271 #define BNXT_FEC_ENC_LLRS \ 1272 (PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_1XN_ENABLED | \ 1273 PORT_PHY_QCFG_RESP_FEC_CFG_FEC_RS272_IEEE_ENABLED) 1274 1275 /* copy of requested setting from ethtool cmd */ 1276 u8 autoneg; 1277 #define BNXT_AUTONEG_SPEED 1 1278 #define BNXT_AUTONEG_FLOW_CTRL 2 1279 u8 req_signal_mode; 1280 #define BNXT_SIG_MODE_NRZ PORT_PHY_QCFG_RESP_SIGNAL_MODE_NRZ 1281 #define BNXT_SIG_MODE_PAM4 PORT_PHY_QCFG_RESP_SIGNAL_MODE_PAM4 1282 u8 req_duplex; 1283 u8 req_flow_ctrl; 1284 u16 req_link_speed; 1285 u16 advertising; /* user adv setting */ 1286 u16 advertising_pam4; 1287 bool force_link_chng; 1288 1289 bool phy_retry; 1290 unsigned long phy_retry_expires; 1291 1292 /* a copy of phy_qcfg output used to report link 1293 * info to VF 1294 */ 1295 struct hwrm_port_phy_qcfg_output phy_qcfg_resp; 1296 }; 1297 1298 #define BNXT_FEC_RS544_ON \ 1299 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_1XN_ENABLE | \ 1300 PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_IEEE_ENABLE) 1301 1302 #define BNXT_FEC_RS544_OFF \ 1303 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_1XN_DISABLE | \ 1304 PORT_PHY_CFG_REQ_FLAGS_FEC_RS544_IEEE_DISABLE) 1305 1306 #define BNXT_FEC_RS272_ON \ 1307 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_1XN_ENABLE | \ 1308 PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_IEEE_ENABLE) 1309 1310 #define BNXT_FEC_RS272_OFF \ 1311 (PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_1XN_DISABLE | \ 1312 PORT_PHY_CFG_REQ_FLAGS_FEC_RS272_IEEE_DISABLE) 1313 1314 #define BNXT_PAM4_SUPPORTED(link_info) \ 1315 ((link_info)->support_pam4_speeds) 1316 1317 #define BNXT_FEC_RS_ON(link_info) \ 1318 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_ENABLE | \ 1319 PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \ 1320 (BNXT_PAM4_SUPPORTED(link_info) ? \ 1321 (BNXT_FEC_RS544_ON | BNXT_FEC_RS272_OFF) : 0)) 1322 1323 #define BNXT_FEC_LLRS_ON \ 1324 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_ENABLE | \ 1325 PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \ 1326 BNXT_FEC_RS272_ON | BNXT_FEC_RS544_OFF) 1327 1328 #define BNXT_FEC_RS_OFF(link_info) \ 1329 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE91_DISABLE | \ 1330 (BNXT_PAM4_SUPPORTED(link_info) ? \ 1331 (BNXT_FEC_RS544_OFF | BNXT_FEC_RS272_OFF) : 0)) 1332 1333 #define BNXT_FEC_BASE_R_ON(link_info) \ 1334 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_ENABLE | \ 1335 BNXT_FEC_RS_OFF(link_info)) 1336 1337 #define BNXT_FEC_ALL_OFF(link_info) \ 1338 (PORT_PHY_CFG_REQ_FLAGS_FEC_CLAUSE74_DISABLE | \ 1339 BNXT_FEC_RS_OFF(link_info)) 1340 1341 #define BNXT_MAX_QUEUE 8 1342 1343 struct bnxt_queue_info { 1344 u8 queue_id; 1345 u8 queue_profile; 1346 }; 1347 1348 #define BNXT_MAX_LED 4 1349 1350 struct bnxt_led_info { 1351 u8 led_id; 1352 u8 led_type; 1353 u8 led_group_id; 1354 u8 unused; 1355 __le16 led_state_caps; 1356 #define BNXT_LED_ALT_BLINK_CAP(x) ((x) & \ 1357 cpu_to_le16(PORT_LED_QCAPS_RESP_LED0_STATE_CAPS_BLINK_ALT_SUPPORTED)) 1358 1359 __le16 led_color_caps; 1360 }; 1361 1362 #define BNXT_MAX_TEST 8 1363 1364 struct bnxt_test_info { 1365 u8 offline_mask; 1366 u16 timeout; 1367 char string[BNXT_MAX_TEST][ETH_GSTRING_LEN]; 1368 }; 1369 1370 #define CHIMP_REG_VIEW_ADDR \ 1371 ((bp->flags & BNXT_FLAG_CHIP_P5) ? 0x80000000 : 0xb1000000) 1372 1373 #define BNXT_GRCPF_REG_CHIMP_COMM 0x0 1374 #define BNXT_GRCPF_REG_CHIMP_COMM_TRIGGER 0x100 1375 #define BNXT_GRCPF_REG_WINDOW_BASE_OUT 0x400 1376 #define BNXT_CAG_REG_LEGACY_INT_STATUS 0x4014 1377 #define BNXT_CAG_REG_BASE 0x300000 1378 1379 #define BNXT_GRC_REG_STATUS_P5 0x520 1380 1381 #define BNXT_GRCPF_REG_KONG_COMM 0xA00 1382 #define BNXT_GRCPF_REG_KONG_COMM_TRIGGER 0xB00 1383 1384 #define BNXT_GRC_REG_CHIP_NUM 0x48 1385 #define BNXT_GRC_REG_BASE 0x260000 1386 1387 #define BNXT_TS_REG_TIMESYNC_TS0_LOWER 0x640180c 1388 #define BNXT_TS_REG_TIMESYNC_TS0_UPPER 0x6401810 1389 1390 #define BNXT_GRC_BASE_MASK 0xfffff000 1391 #define BNXT_GRC_OFFSET_MASK 0x00000ffc 1392 1393 struct bnxt_tc_flow_stats { 1394 u64 packets; 1395 u64 bytes; 1396 }; 1397 1398 #ifdef CONFIG_BNXT_FLOWER_OFFLOAD 1399 struct bnxt_flower_indr_block_cb_priv { 1400 struct net_device *tunnel_netdev; 1401 struct bnxt *bp; 1402 struct list_head list; 1403 }; 1404 #endif 1405 1406 struct bnxt_tc_info { 1407 bool enabled; 1408 1409 /* hash table to store TC offloaded flows */ 1410 struct rhashtable flow_table; 1411 struct rhashtable_params flow_ht_params; 1412 1413 /* hash table to store L2 keys of TC flows */ 1414 struct rhashtable l2_table; 1415 struct rhashtable_params l2_ht_params; 1416 /* hash table to store L2 keys for TC tunnel decap */ 1417 struct rhashtable decap_l2_table; 1418 struct rhashtable_params decap_l2_ht_params; 1419 /* hash table to store tunnel decap entries */ 1420 struct rhashtable decap_table; 1421 struct rhashtable_params decap_ht_params; 1422 /* hash table to store tunnel encap entries */ 1423 struct rhashtable encap_table; 1424 struct rhashtable_params encap_ht_params; 1425 1426 /* lock to atomically add/del an l2 node when a flow is 1427 * added or deleted. 1428 */ 1429 struct mutex lock; 1430 1431 /* Fields used for batching stats query */ 1432 struct rhashtable_iter iter; 1433 #define BNXT_FLOW_STATS_BATCH_MAX 10 1434 struct bnxt_tc_stats_batch { 1435 void *flow_node; 1436 struct bnxt_tc_flow_stats hw_stats; 1437 } stats_batch[BNXT_FLOW_STATS_BATCH_MAX]; 1438 1439 /* Stat counter mask (width) */ 1440 u64 bytes_mask; 1441 u64 packets_mask; 1442 }; 1443 1444 struct bnxt_vf_rep_stats { 1445 u64 packets; 1446 u64 bytes; 1447 u64 dropped; 1448 }; 1449 1450 struct bnxt_vf_rep { 1451 struct bnxt *bp; 1452 struct net_device *dev; 1453 struct metadata_dst *dst; 1454 u16 vf_idx; 1455 u16 tx_cfa_action; 1456 u16 rx_cfa_code; 1457 1458 struct bnxt_vf_rep_stats rx_stats; 1459 struct bnxt_vf_rep_stats tx_stats; 1460 }; 1461 1462 #define PTU_PTE_VALID 0x1UL 1463 #define PTU_PTE_LAST 0x2UL 1464 #define PTU_PTE_NEXT_TO_LAST 0x4UL 1465 1466 #define MAX_CTX_PAGES (BNXT_PAGE_SIZE / 8) 1467 #define MAX_CTX_TOTAL_PAGES (MAX_CTX_PAGES * MAX_CTX_PAGES) 1468 1469 struct bnxt_ctx_pg_info { 1470 u32 entries; 1471 u32 nr_pages; 1472 void *ctx_pg_arr[MAX_CTX_PAGES]; 1473 dma_addr_t ctx_dma_arr[MAX_CTX_PAGES]; 1474 struct bnxt_ring_mem_info ring_mem; 1475 struct bnxt_ctx_pg_info **ctx_pg_tbl; 1476 }; 1477 1478 #define BNXT_MAX_TQM_SP_RINGS 1 1479 #define BNXT_MAX_TQM_FP_RINGS 8 1480 #define BNXT_MAX_TQM_RINGS \ 1481 (BNXT_MAX_TQM_SP_RINGS + BNXT_MAX_TQM_FP_RINGS) 1482 1483 #define BNXT_BACKING_STORE_CFG_LEGACY_LEN 256 1484 1485 #define BNXT_SET_CTX_PAGE_ATTR(attr) \ 1486 do { \ 1487 if (BNXT_PAGE_SIZE == 0x2000) \ 1488 attr = FUNC_BACKING_STORE_CFG_REQ_SRQ_PG_SIZE_PG_8K; \ 1489 else if (BNXT_PAGE_SIZE == 0x10000) \ 1490 attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_64K; \ 1491 else \ 1492 attr = FUNC_BACKING_STORE_CFG_REQ_QPC_PG_SIZE_PG_4K; \ 1493 } while (0) 1494 1495 struct bnxt_ctx_mem_info { 1496 u32 qp_max_entries; 1497 u16 qp_min_qp1_entries; 1498 u16 qp_max_l2_entries; 1499 u16 qp_entry_size; 1500 u16 srq_max_l2_entries; 1501 u32 srq_max_entries; 1502 u16 srq_entry_size; 1503 u16 cq_max_l2_entries; 1504 u32 cq_max_entries; 1505 u16 cq_entry_size; 1506 u16 vnic_max_vnic_entries; 1507 u16 vnic_max_ring_table_entries; 1508 u16 vnic_entry_size; 1509 u32 stat_max_entries; 1510 u16 stat_entry_size; 1511 u16 tqm_entry_size; 1512 u32 tqm_min_entries_per_ring; 1513 u32 tqm_max_entries_per_ring; 1514 u32 mrav_max_entries; 1515 u16 mrav_entry_size; 1516 u16 tim_entry_size; 1517 u32 tim_max_entries; 1518 u16 mrav_num_entries_units; 1519 u8 tqm_entries_multiple; 1520 u8 tqm_fp_rings_count; 1521 1522 u32 flags; 1523 #define BNXT_CTX_FLAG_INITED 0x01 1524 1525 struct bnxt_ctx_pg_info qp_mem; 1526 struct bnxt_ctx_pg_info srq_mem; 1527 struct bnxt_ctx_pg_info cq_mem; 1528 struct bnxt_ctx_pg_info vnic_mem; 1529 struct bnxt_ctx_pg_info stat_mem; 1530 struct bnxt_ctx_pg_info mrav_mem; 1531 struct bnxt_ctx_pg_info tim_mem; 1532 struct bnxt_ctx_pg_info *tqm_mem[BNXT_MAX_TQM_RINGS]; 1533 1534 #define BNXT_CTX_MEM_INIT_QP 0 1535 #define BNXT_CTX_MEM_INIT_SRQ 1 1536 #define BNXT_CTX_MEM_INIT_CQ 2 1537 #define BNXT_CTX_MEM_INIT_VNIC 3 1538 #define BNXT_CTX_MEM_INIT_STAT 4 1539 #define BNXT_CTX_MEM_INIT_MRAV 5 1540 #define BNXT_CTX_MEM_INIT_MAX 6 1541 struct bnxt_mem_init mem_init[BNXT_CTX_MEM_INIT_MAX]; 1542 }; 1543 1544 enum bnxt_health_severity { 1545 SEVERITY_NORMAL = 0, 1546 SEVERITY_WARNING, 1547 SEVERITY_RECOVERABLE, 1548 SEVERITY_FATAL, 1549 }; 1550 1551 enum bnxt_health_remedy { 1552 REMEDY_DEVLINK_RECOVER, 1553 REMEDY_POWER_CYCLE_DEVICE, 1554 REMEDY_POWER_CYCLE_HOST, 1555 REMEDY_FW_UPDATE, 1556 REMEDY_HW_REPLACE, 1557 }; 1558 1559 struct bnxt_fw_health { 1560 u32 flags; 1561 u32 polling_dsecs; 1562 u32 master_func_wait_dsecs; 1563 u32 normal_func_wait_dsecs; 1564 u32 post_reset_wait_dsecs; 1565 u32 post_reset_max_wait_dsecs; 1566 u32 regs[4]; 1567 u32 mapped_regs[4]; 1568 #define BNXT_FW_HEALTH_REG 0 1569 #define BNXT_FW_HEARTBEAT_REG 1 1570 #define BNXT_FW_RESET_CNT_REG 2 1571 #define BNXT_FW_RESET_INPROG_REG 3 1572 u32 fw_reset_inprog_reg_mask; 1573 u32 last_fw_heartbeat; 1574 u32 last_fw_reset_cnt; 1575 u8 enabled:1; 1576 u8 primary:1; 1577 u8 status_reliable:1; 1578 u8 resets_reliable:1; 1579 u8 tmr_multiplier; 1580 u8 tmr_counter; 1581 u8 fw_reset_seq_cnt; 1582 u32 fw_reset_seq_regs[16]; 1583 u32 fw_reset_seq_vals[16]; 1584 u32 fw_reset_seq_delay_msec[16]; 1585 u32 echo_req_data1; 1586 u32 echo_req_data2; 1587 struct devlink_health_reporter *fw_reporter; 1588 /* Protects severity and remedy */ 1589 struct mutex lock; 1590 enum bnxt_health_severity severity; 1591 enum bnxt_health_remedy remedy; 1592 u32 arrests; 1593 u32 discoveries; 1594 u32 survivals; 1595 u32 fatalities; 1596 u32 diagnoses; 1597 }; 1598 1599 #define BNXT_FW_HEALTH_REG_TYPE_MASK 3 1600 #define BNXT_FW_HEALTH_REG_TYPE_CFG 0 1601 #define BNXT_FW_HEALTH_REG_TYPE_GRC 1 1602 #define BNXT_FW_HEALTH_REG_TYPE_BAR0 2 1603 #define BNXT_FW_HEALTH_REG_TYPE_BAR1 3 1604 1605 #define BNXT_FW_HEALTH_REG_TYPE(reg) ((reg) & BNXT_FW_HEALTH_REG_TYPE_MASK) 1606 #define BNXT_FW_HEALTH_REG_OFF(reg) ((reg) & ~BNXT_FW_HEALTH_REG_TYPE_MASK) 1607 1608 #define BNXT_FW_HEALTH_WIN_BASE 0x3000 1609 #define BNXT_FW_HEALTH_WIN_MAP_OFF 8 1610 1611 #define BNXT_FW_HEALTH_WIN_OFF(reg) (BNXT_FW_HEALTH_WIN_BASE + \ 1612 ((reg) & BNXT_GRC_OFFSET_MASK)) 1613 1614 #define BNXT_FW_STATUS_HEALTH_MSK 0xffff 1615 #define BNXT_FW_STATUS_HEALTHY 0x8000 1616 #define BNXT_FW_STATUS_SHUTDOWN 0x100000 1617 #define BNXT_FW_STATUS_RECOVERING 0x400000 1618 1619 #define BNXT_FW_IS_HEALTHY(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) ==\ 1620 BNXT_FW_STATUS_HEALTHY) 1621 1622 #define BNXT_FW_IS_BOOTING(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) < \ 1623 BNXT_FW_STATUS_HEALTHY) 1624 1625 #define BNXT_FW_IS_ERR(sts) (((sts) & BNXT_FW_STATUS_HEALTH_MSK) > \ 1626 BNXT_FW_STATUS_HEALTHY) 1627 1628 #define BNXT_FW_IS_RECOVERING(sts) (BNXT_FW_IS_ERR(sts) && \ 1629 ((sts) & BNXT_FW_STATUS_RECOVERING)) 1630 1631 #define BNXT_FW_RETRY 5 1632 #define BNXT_FW_IF_RETRY 10 1633 #define BNXT_FW_SLOT_RESET_RETRY 4 1634 1635 struct bnxt_aux_priv { 1636 struct auxiliary_device aux_dev; 1637 struct bnxt_en_dev *edev; 1638 int id; 1639 }; 1640 1641 enum board_idx { 1642 BCM57301, 1643 BCM57302, 1644 BCM57304, 1645 BCM57417_NPAR, 1646 BCM58700, 1647 BCM57311, 1648 BCM57312, 1649 BCM57402, 1650 BCM57404, 1651 BCM57406, 1652 BCM57402_NPAR, 1653 BCM57407, 1654 BCM57412, 1655 BCM57414, 1656 BCM57416, 1657 BCM57417, 1658 BCM57412_NPAR, 1659 BCM57314, 1660 BCM57417_SFP, 1661 BCM57416_SFP, 1662 BCM57404_NPAR, 1663 BCM57406_NPAR, 1664 BCM57407_SFP, 1665 BCM57407_NPAR, 1666 BCM57414_NPAR, 1667 BCM57416_NPAR, 1668 BCM57452, 1669 BCM57454, 1670 BCM5745x_NPAR, 1671 BCM57508, 1672 BCM57504, 1673 BCM57502, 1674 BCM57508_NPAR, 1675 BCM57504_NPAR, 1676 BCM57502_NPAR, 1677 BCM58802, 1678 BCM58804, 1679 BCM58808, 1680 NETXTREME_E_VF, 1681 NETXTREME_C_VF, 1682 NETXTREME_S_VF, 1683 NETXTREME_C_VF_HV, 1684 NETXTREME_E_VF_HV, 1685 NETXTREME_E_P5_VF, 1686 NETXTREME_E_P5_VF_HV, 1687 }; 1688 1689 struct bnxt { 1690 void __iomem *bar0; 1691 void __iomem *bar1; 1692 void __iomem *bar2; 1693 1694 u32 reg_base; 1695 u16 chip_num; 1696 #define CHIP_NUM_57301 0x16c8 1697 #define CHIP_NUM_57302 0x16c9 1698 #define CHIP_NUM_57304 0x16ca 1699 #define CHIP_NUM_58700 0x16cd 1700 #define CHIP_NUM_57402 0x16d0 1701 #define CHIP_NUM_57404 0x16d1 1702 #define CHIP_NUM_57406 0x16d2 1703 #define CHIP_NUM_57407 0x16d5 1704 1705 #define CHIP_NUM_57311 0x16ce 1706 #define CHIP_NUM_57312 0x16cf 1707 #define CHIP_NUM_57314 0x16df 1708 #define CHIP_NUM_57317 0x16e0 1709 #define CHIP_NUM_57412 0x16d6 1710 #define CHIP_NUM_57414 0x16d7 1711 #define CHIP_NUM_57416 0x16d8 1712 #define CHIP_NUM_57417 0x16d9 1713 #define CHIP_NUM_57412L 0x16da 1714 #define CHIP_NUM_57414L 0x16db 1715 1716 #define CHIP_NUM_5745X 0xd730 1717 #define CHIP_NUM_57452 0xc452 1718 #define CHIP_NUM_57454 0xc454 1719 1720 #define CHIP_NUM_57508 0x1750 1721 #define CHIP_NUM_57504 0x1751 1722 #define CHIP_NUM_57502 0x1752 1723 1724 #define CHIP_NUM_58802 0xd802 1725 #define CHIP_NUM_58804 0xd804 1726 #define CHIP_NUM_58808 0xd808 1727 1728 u8 chip_rev; 1729 1730 #define CHIP_NUM_58818 0xd818 1731 1732 #define BNXT_CHIP_NUM_5730X(chip_num) \ 1733 ((chip_num) >= CHIP_NUM_57301 && \ 1734 (chip_num) <= CHIP_NUM_57304) 1735 1736 #define BNXT_CHIP_NUM_5740X(chip_num) \ 1737 (((chip_num) >= CHIP_NUM_57402 && \ 1738 (chip_num) <= CHIP_NUM_57406) || \ 1739 (chip_num) == CHIP_NUM_57407) 1740 1741 #define BNXT_CHIP_NUM_5731X(chip_num) \ 1742 ((chip_num) == CHIP_NUM_57311 || \ 1743 (chip_num) == CHIP_NUM_57312 || \ 1744 (chip_num) == CHIP_NUM_57314 || \ 1745 (chip_num) == CHIP_NUM_57317) 1746 1747 #define BNXT_CHIP_NUM_5741X(chip_num) \ 1748 ((chip_num) >= CHIP_NUM_57412 && \ 1749 (chip_num) <= CHIP_NUM_57414L) 1750 1751 #define BNXT_CHIP_NUM_58700(chip_num) \ 1752 ((chip_num) == CHIP_NUM_58700) 1753 1754 #define BNXT_CHIP_NUM_5745X(chip_num) \ 1755 ((chip_num) == CHIP_NUM_5745X || \ 1756 (chip_num) == CHIP_NUM_57452 || \ 1757 (chip_num) == CHIP_NUM_57454) 1758 1759 1760 #define BNXT_CHIP_NUM_57X0X(chip_num) \ 1761 (BNXT_CHIP_NUM_5730X(chip_num) || BNXT_CHIP_NUM_5740X(chip_num)) 1762 1763 #define BNXT_CHIP_NUM_57X1X(chip_num) \ 1764 (BNXT_CHIP_NUM_5731X(chip_num) || BNXT_CHIP_NUM_5741X(chip_num)) 1765 1766 #define BNXT_CHIP_NUM_588XX(chip_num) \ 1767 ((chip_num) == CHIP_NUM_58802 || \ 1768 (chip_num) == CHIP_NUM_58804 || \ 1769 (chip_num) == CHIP_NUM_58808) 1770 1771 #define BNXT_VPD_FLD_LEN 32 1772 char board_partno[BNXT_VPD_FLD_LEN]; 1773 char board_serialno[BNXT_VPD_FLD_LEN]; 1774 1775 struct net_device *dev; 1776 struct pci_dev *pdev; 1777 1778 atomic_t intr_sem; 1779 1780 u32 flags; 1781 #define BNXT_FLAG_CHIP_P5 0x1 1782 #define BNXT_FLAG_VF 0x2 1783 #define BNXT_FLAG_LRO 0x4 1784 #ifdef CONFIG_INET 1785 #define BNXT_FLAG_GRO 0x8 1786 #else 1787 /* Cannot support hardware GRO if CONFIG_INET is not set */ 1788 #define BNXT_FLAG_GRO 0x0 1789 #endif 1790 #define BNXT_FLAG_TPA (BNXT_FLAG_LRO | BNXT_FLAG_GRO) 1791 #define BNXT_FLAG_JUMBO 0x10 1792 #define BNXT_FLAG_STRIP_VLAN 0x20 1793 #define BNXT_FLAG_AGG_RINGS (BNXT_FLAG_JUMBO | BNXT_FLAG_GRO | \ 1794 BNXT_FLAG_LRO) 1795 #define BNXT_FLAG_USING_MSIX 0x40 1796 #define BNXT_FLAG_MSIX_CAP 0x80 1797 #define BNXT_FLAG_RFS 0x100 1798 #define BNXT_FLAG_SHARED_RINGS 0x200 1799 #define BNXT_FLAG_PORT_STATS 0x400 1800 #define BNXT_FLAG_UDP_RSS_CAP 0x800 1801 #define BNXT_FLAG_NEW_RSS_CAP 0x2000 1802 #define BNXT_FLAG_WOL_CAP 0x4000 1803 #define BNXT_FLAG_ROCEV1_CAP 0x8000 1804 #define BNXT_FLAG_ROCEV2_CAP 0x10000 1805 #define BNXT_FLAG_ROCE_CAP (BNXT_FLAG_ROCEV1_CAP | \ 1806 BNXT_FLAG_ROCEV2_CAP) 1807 #define BNXT_FLAG_NO_AGG_RINGS 0x20000 1808 #define BNXT_FLAG_RX_PAGE_MODE 0x40000 1809 #define BNXT_FLAG_CHIP_SR2 0x80000 1810 #define BNXT_FLAG_MULTI_HOST 0x100000 1811 #define BNXT_FLAG_DSN_VALID 0x200000 1812 #define BNXT_FLAG_DOUBLE_DB 0x400000 1813 #define BNXT_FLAG_CHIP_NITRO_A0 0x1000000 1814 #define BNXT_FLAG_DIM 0x2000000 1815 #define BNXT_FLAG_ROCE_MIRROR_CAP 0x4000000 1816 #define BNXT_FLAG_PORT_STATS_EXT 0x10000000 1817 1818 #define BNXT_FLAG_ALL_CONFIG_FEATS (BNXT_FLAG_TPA | \ 1819 BNXT_FLAG_RFS | \ 1820 BNXT_FLAG_STRIP_VLAN) 1821 1822 #define BNXT_PF(bp) (!((bp)->flags & BNXT_FLAG_VF)) 1823 #define BNXT_VF(bp) ((bp)->flags & BNXT_FLAG_VF) 1824 #define BNXT_NPAR(bp) ((bp)->port_partition_type) 1825 #define BNXT_MH(bp) ((bp)->flags & BNXT_FLAG_MULTI_HOST) 1826 #define BNXT_SINGLE_PF(bp) (BNXT_PF(bp) && !BNXT_NPAR(bp) && !BNXT_MH(bp)) 1827 #define BNXT_SH_PORT_CFG_OK(bp) (BNXT_PF(bp) && \ 1828 ((bp)->phy_flags & BNXT_PHY_FL_SHARED_PORT_CFG)) 1829 #define BNXT_PHY_CFG_ABLE(bp) ((BNXT_SINGLE_PF(bp) || \ 1830 BNXT_SH_PORT_CFG_OK(bp)) && \ 1831 (bp)->link_info.phy_state == BNXT_PHY_STATE_ENABLED) 1832 #define BNXT_CHIP_TYPE_NITRO_A0(bp) ((bp)->flags & BNXT_FLAG_CHIP_NITRO_A0) 1833 #define BNXT_RX_PAGE_MODE(bp) ((bp)->flags & BNXT_FLAG_RX_PAGE_MODE) 1834 #define BNXT_SUPPORTS_TPA(bp) (!BNXT_CHIP_TYPE_NITRO_A0(bp) && \ 1835 (!((bp)->flags & BNXT_FLAG_CHIP_P5) || \ 1836 (bp)->max_tpa_v2) && !is_kdump_kernel()) 1837 #define BNXT_RX_JUMBO_MODE(bp) ((bp)->flags & BNXT_FLAG_JUMBO) 1838 1839 #define BNXT_CHIP_SR2(bp) \ 1840 ((bp)->chip_num == CHIP_NUM_58818) 1841 1842 #define BNXT_CHIP_P5_THOR(bp) \ 1843 ((bp)->chip_num == CHIP_NUM_57508 || \ 1844 (bp)->chip_num == CHIP_NUM_57504 || \ 1845 (bp)->chip_num == CHIP_NUM_57502) 1846 1847 /* Chip class phase 5 */ 1848 #define BNXT_CHIP_P5(bp) \ 1849 (BNXT_CHIP_P5_THOR(bp) || BNXT_CHIP_SR2(bp)) 1850 1851 /* Chip class phase 4.x */ 1852 #define BNXT_CHIP_P4(bp) \ 1853 (BNXT_CHIP_NUM_57X1X((bp)->chip_num) || \ 1854 BNXT_CHIP_NUM_5745X((bp)->chip_num) || \ 1855 BNXT_CHIP_NUM_588XX((bp)->chip_num) || \ 1856 (BNXT_CHIP_NUM_58700((bp)->chip_num) && \ 1857 !BNXT_CHIP_TYPE_NITRO_A0(bp))) 1858 1859 #define BNXT_CHIP_P4_PLUS(bp) \ 1860 (BNXT_CHIP_P4(bp) || BNXT_CHIP_P5(bp)) 1861 1862 struct bnxt_aux_priv *aux_priv; 1863 struct bnxt_en_dev *edev; 1864 1865 struct bnxt_napi **bnapi; 1866 1867 struct bnxt_rx_ring_info *rx_ring; 1868 struct bnxt_tx_ring_info *tx_ring; 1869 u16 *tx_ring_map; 1870 1871 struct sk_buff * (*gro_func)(struct bnxt_tpa_info *, int, int, 1872 struct sk_buff *); 1873 1874 struct sk_buff * (*rx_skb_func)(struct bnxt *, 1875 struct bnxt_rx_ring_info *, 1876 u16, void *, u8 *, dma_addr_t, 1877 unsigned int); 1878 1879 u16 max_tpa_v2; 1880 u16 max_tpa; 1881 u32 rx_buf_size; 1882 u32 rx_buf_use_size; /* useable size */ 1883 u16 rx_offset; 1884 u16 rx_dma_offset; 1885 enum dma_data_direction rx_dir; 1886 u32 rx_ring_size; 1887 u32 rx_agg_ring_size; 1888 u32 rx_copy_thresh; 1889 u32 rx_ring_mask; 1890 u32 rx_agg_ring_mask; 1891 int rx_nr_pages; 1892 int rx_agg_nr_pages; 1893 int rx_nr_rings; 1894 int rsscos_nr_ctxs; 1895 1896 u32 tx_ring_size; 1897 u32 tx_ring_mask; 1898 int tx_nr_pages; 1899 int tx_nr_rings; 1900 int tx_nr_rings_per_tc; 1901 int tx_nr_rings_xdp; 1902 1903 int tx_wake_thresh; 1904 int tx_push_thresh; 1905 int tx_push_size; 1906 1907 u32 cp_ring_size; 1908 u32 cp_ring_mask; 1909 u32 cp_bit; 1910 int cp_nr_pages; 1911 int cp_nr_rings; 1912 1913 /* grp_info indexed by completion ring index */ 1914 struct bnxt_ring_grp_info *grp_info; 1915 struct bnxt_vnic_info *vnic_info; 1916 int nr_vnics; 1917 u16 *rss_indir_tbl; 1918 u16 rss_indir_tbl_entries; 1919 u32 rss_hash_cfg; 1920 u32 rss_hash_delta; 1921 1922 u16 max_mtu; 1923 u8 max_tc; 1924 u8 max_lltc; /* lossless TCs */ 1925 struct bnxt_queue_info q_info[BNXT_MAX_QUEUE]; 1926 u8 tc_to_qidx[BNXT_MAX_QUEUE]; 1927 u8 q_ids[BNXT_MAX_QUEUE]; 1928 u8 max_q; 1929 1930 unsigned int current_interval; 1931 #define BNXT_TIMER_INTERVAL HZ 1932 1933 struct timer_list timer; 1934 1935 unsigned long state; 1936 #define BNXT_STATE_OPEN 0 1937 #define BNXT_STATE_IN_SP_TASK 1 1938 #define BNXT_STATE_READ_STATS 2 1939 #define BNXT_STATE_FW_RESET_DET 3 1940 #define BNXT_STATE_IN_FW_RESET 4 1941 #define BNXT_STATE_ABORT_ERR 5 1942 #define BNXT_STATE_FW_FATAL_COND 6 1943 #define BNXT_STATE_DRV_REGISTERED 7 1944 #define BNXT_STATE_PCI_CHANNEL_IO_FROZEN 8 1945 #define BNXT_STATE_NAPI_DISABLED 9 1946 #define BNXT_STATE_L2_FILTER_RETRY 10 1947 #define BNXT_STATE_FW_ACTIVATE 11 1948 #define BNXT_STATE_RECOVER 12 1949 #define BNXT_STATE_FW_NON_FATAL_COND 13 1950 #define BNXT_STATE_FW_ACTIVATE_RESET 14 1951 #define BNXT_STATE_HALF_OPEN 15 /* For offline ethtool tests */ 1952 1953 #define BNXT_NO_FW_ACCESS(bp) \ 1954 (test_bit(BNXT_STATE_FW_FATAL_COND, &(bp)->state) || \ 1955 pci_channel_offline((bp)->pdev)) 1956 1957 struct bnxt_irq *irq_tbl; 1958 int total_irqs; 1959 u8 mac_addr[ETH_ALEN]; 1960 1961 #ifdef CONFIG_BNXT_DCB 1962 struct ieee_pfc *ieee_pfc; 1963 struct ieee_ets *ieee_ets; 1964 u8 dcbx_cap; 1965 u8 default_pri; 1966 u8 max_dscp_value; 1967 #endif /* CONFIG_BNXT_DCB */ 1968 1969 u32 msg_enable; 1970 1971 u32 fw_cap; 1972 #define BNXT_FW_CAP_SHORT_CMD 0x00000001 1973 #define BNXT_FW_CAP_LLDP_AGENT 0x00000002 1974 #define BNXT_FW_CAP_DCBX_AGENT 0x00000004 1975 #define BNXT_FW_CAP_NEW_RM 0x00000008 1976 #define BNXT_FW_CAP_IF_CHANGE 0x00000010 1977 #define BNXT_FW_CAP_KONG_MB_CHNL 0x00000080 1978 #define BNXT_FW_CAP_OVS_64BIT_HANDLE 0x00000400 1979 #define BNXT_FW_CAP_TRUSTED_VF 0x00000800 1980 #define BNXT_FW_CAP_ERROR_RECOVERY 0x00002000 1981 #define BNXT_FW_CAP_PKG_VER 0x00004000 1982 #define BNXT_FW_CAP_CFA_ADV_FLOW 0x00008000 1983 #define BNXT_FW_CAP_CFA_RFS_RING_TBL_IDX_V2 0x00010000 1984 #define BNXT_FW_CAP_PCIE_STATS_SUPPORTED 0x00020000 1985 #define BNXT_FW_CAP_EXT_STATS_SUPPORTED 0x00040000 1986 #define BNXT_FW_CAP_RSS_HASH_TYPE_DELTA 0x00080000 1987 #define BNXT_FW_CAP_ERR_RECOVER_RELOAD 0x00100000 1988 #define BNXT_FW_CAP_HOT_RESET 0x00200000 1989 #define BNXT_FW_CAP_PTP_RTC 0x00400000 1990 #define BNXT_FW_CAP_RX_ALL_PKT_TS 0x00800000 1991 #define BNXT_FW_CAP_VLAN_RX_STRIP 0x01000000 1992 #define BNXT_FW_CAP_VLAN_TX_INSERT 0x02000000 1993 #define BNXT_FW_CAP_EXT_HW_STATS_SUPPORTED 0x04000000 1994 #define BNXT_FW_CAP_LIVEPATCH 0x08000000 1995 #define BNXT_FW_CAP_PTP_PPS 0x10000000 1996 #define BNXT_FW_CAP_HOT_RESET_IF 0x20000000 1997 #define BNXT_FW_CAP_RING_MONITOR 0x40000000 1998 #define BNXT_FW_CAP_DBG_QCAPS 0x80000000 1999 2000 u32 fw_dbg_cap; 2001 2002 #define BNXT_NEW_RM(bp) ((bp)->fw_cap & BNXT_FW_CAP_NEW_RM) 2003 u32 hwrm_spec_code; 2004 u16 hwrm_cmd_seq; 2005 u16 hwrm_cmd_kong_seq; 2006 struct dma_pool *hwrm_dma_pool; 2007 struct hlist_head hwrm_pending_list; 2008 2009 struct rtnl_link_stats64 net_stats_prev; 2010 struct bnxt_stats_mem port_stats; 2011 struct bnxt_stats_mem rx_port_stats_ext; 2012 struct bnxt_stats_mem tx_port_stats_ext; 2013 u16 fw_rx_stats_ext_size; 2014 u16 fw_tx_stats_ext_size; 2015 u16 hw_ring_stats_size; 2016 u8 pri2cos_idx[8]; 2017 u8 pri2cos_valid; 2018 2019 u16 hwrm_max_req_len; 2020 u16 hwrm_max_ext_req_len; 2021 unsigned int hwrm_cmd_timeout; 2022 unsigned int hwrm_cmd_max_timeout; 2023 struct mutex hwrm_cmd_lock; /* serialize hwrm messages */ 2024 struct hwrm_ver_get_output ver_resp; 2025 #define FW_VER_STR_LEN 32 2026 #define BC_HWRM_STR_LEN 21 2027 #define PHY_VER_STR_LEN (FW_VER_STR_LEN - BC_HWRM_STR_LEN) 2028 char fw_ver_str[FW_VER_STR_LEN]; 2029 char hwrm_ver_supp[FW_VER_STR_LEN]; 2030 char nvm_cfg_ver[FW_VER_STR_LEN]; 2031 u64 fw_ver_code; 2032 #define BNXT_FW_VER_CODE(maj, min, bld, rsv) \ 2033 ((u64)(maj) << 48 | (u64)(min) << 32 | (u64)(bld) << 16 | (rsv)) 2034 #define BNXT_FW_MAJ(bp) ((bp)->fw_ver_code >> 48) 2035 2036 u16 vxlan_fw_dst_port_id; 2037 u16 nge_fw_dst_port_id; 2038 __be16 vxlan_port; 2039 __be16 nge_port; 2040 u8 port_partition_type; 2041 u8 port_count; 2042 u16 br_mode; 2043 2044 struct bnxt_coal_cap coal_cap; 2045 struct bnxt_coal rx_coal; 2046 struct bnxt_coal tx_coal; 2047 2048 u32 stats_coal_ticks; 2049 #define BNXT_DEF_STATS_COAL_TICKS 1000000 2050 #define BNXT_MIN_STATS_COAL_TICKS 250000 2051 #define BNXT_MAX_STATS_COAL_TICKS 1000000 2052 2053 struct work_struct sp_task; 2054 unsigned long sp_event; 2055 #define BNXT_RX_MASK_SP_EVENT 0 2056 #define BNXT_RX_NTP_FLTR_SP_EVENT 1 2057 #define BNXT_LINK_CHNG_SP_EVENT 2 2058 #define BNXT_HWRM_EXEC_FWD_REQ_SP_EVENT 3 2059 #define BNXT_RESET_TASK_SP_EVENT 6 2060 #define BNXT_RST_RING_SP_EVENT 7 2061 #define BNXT_HWRM_PF_UNLOAD_SP_EVENT 8 2062 #define BNXT_PERIODIC_STATS_SP_EVENT 9 2063 #define BNXT_HWRM_PORT_MODULE_SP_EVENT 10 2064 #define BNXT_RESET_TASK_SILENT_SP_EVENT 11 2065 #define BNXT_LINK_SPEED_CHNG_SP_EVENT 14 2066 #define BNXT_FLOW_STATS_SP_EVENT 15 2067 #define BNXT_UPDATE_PHY_SP_EVENT 16 2068 #define BNXT_RING_COAL_NOW_SP_EVENT 17 2069 #define BNXT_FW_RESET_NOTIFY_SP_EVENT 18 2070 #define BNXT_FW_EXCEPTION_SP_EVENT 19 2071 #define BNXT_LINK_CFG_CHANGE_SP_EVENT 21 2072 #define BNXT_FW_ECHO_REQUEST_SP_EVENT 23 2073 2074 struct delayed_work fw_reset_task; 2075 int fw_reset_state; 2076 #define BNXT_FW_RESET_STATE_POLL_VF 1 2077 #define BNXT_FW_RESET_STATE_RESET_FW 2 2078 #define BNXT_FW_RESET_STATE_ENABLE_DEV 3 2079 #define BNXT_FW_RESET_STATE_POLL_FW 4 2080 #define BNXT_FW_RESET_STATE_OPENING 5 2081 #define BNXT_FW_RESET_STATE_POLL_FW_DOWN 6 2082 2083 u16 fw_reset_min_dsecs; 2084 #define BNXT_DFLT_FW_RST_MIN_DSECS 20 2085 u16 fw_reset_max_dsecs; 2086 #define BNXT_DFLT_FW_RST_MAX_DSECS 60 2087 unsigned long fw_reset_timestamp; 2088 2089 struct bnxt_fw_health *fw_health; 2090 2091 struct bnxt_hw_resc hw_resc; 2092 struct bnxt_pf_info pf; 2093 struct bnxt_ctx_mem_info *ctx; 2094 #ifdef CONFIG_BNXT_SRIOV 2095 int nr_vfs; 2096 struct bnxt_vf_info vf; 2097 wait_queue_head_t sriov_cfg_wait; 2098 bool sriov_cfg; 2099 #define BNXT_SRIOV_CFG_WAIT_TMO msecs_to_jiffies(10000) 2100 #endif 2101 2102 #if BITS_PER_LONG == 32 2103 /* ensure atomic 64-bit doorbell writes on 32-bit systems. */ 2104 spinlock_t db_lock; 2105 #endif 2106 int db_size; 2107 2108 #define BNXT_NTP_FLTR_MAX_FLTR 4096 2109 #define BNXT_NTP_FLTR_HASH_SIZE 512 2110 #define BNXT_NTP_FLTR_HASH_MASK (BNXT_NTP_FLTR_HASH_SIZE - 1) 2111 struct hlist_head ntp_fltr_hash_tbl[BNXT_NTP_FLTR_HASH_SIZE]; 2112 spinlock_t ntp_fltr_lock; /* for hash table add, del */ 2113 2114 unsigned long *ntp_fltr_bmap; 2115 int ntp_fltr_count; 2116 2117 /* To protect link related settings during link changes and 2118 * ethtool settings changes. 2119 */ 2120 struct mutex link_lock; 2121 struct bnxt_link_info link_info; 2122 struct ethtool_eee eee; 2123 u32 lpi_tmr_lo; 2124 u32 lpi_tmr_hi; 2125 2126 /* copied from flags and flags2 in hwrm_port_phy_qcaps_output */ 2127 u32 phy_flags; 2128 #define BNXT_PHY_FL_EEE_CAP PORT_PHY_QCAPS_RESP_FLAGS_EEE_SUPPORTED 2129 #define BNXT_PHY_FL_EXT_LPBK PORT_PHY_QCAPS_RESP_FLAGS_EXTERNAL_LPBK_SUPPORTED 2130 #define BNXT_PHY_FL_AN_PHY_LPBK PORT_PHY_QCAPS_RESP_FLAGS_AUTONEG_LPBK_SUPPORTED 2131 #define BNXT_PHY_FL_SHARED_PORT_CFG PORT_PHY_QCAPS_RESP_FLAGS_SHARED_PHY_CFG_SUPPORTED 2132 #define BNXT_PHY_FL_PORT_STATS_NO_RESET PORT_PHY_QCAPS_RESP_FLAGS_CUMULATIVE_COUNTERS_ON_RESET 2133 #define BNXT_PHY_FL_NO_PHY_LPBK PORT_PHY_QCAPS_RESP_FLAGS_LOCAL_LPBK_NOT_SUPPORTED 2134 #define BNXT_PHY_FL_FW_MANAGED_LKDN PORT_PHY_QCAPS_RESP_FLAGS_FW_MANAGED_LINK_DOWN 2135 #define BNXT_PHY_FL_NO_FCS PORT_PHY_QCAPS_RESP_FLAGS_NO_FCS 2136 #define BNXT_PHY_FL_NO_PAUSE (PORT_PHY_QCAPS_RESP_FLAGS2_PAUSE_UNSUPPORTED << 8) 2137 #define BNXT_PHY_FL_NO_PFC (PORT_PHY_QCAPS_RESP_FLAGS2_PFC_UNSUPPORTED << 8) 2138 #define BNXT_PHY_FL_BANK_SEL (PORT_PHY_QCAPS_RESP_FLAGS2_BANK_ADDR_SUPPORTED << 8) 2139 2140 u8 num_tests; 2141 struct bnxt_test_info *test_info; 2142 2143 u8 wol_filter_id; 2144 u8 wol; 2145 2146 u8 num_leds; 2147 struct bnxt_led_info leds[BNXT_MAX_LED]; 2148 u16 dump_flag; 2149 #define BNXT_DUMP_LIVE 0 2150 #define BNXT_DUMP_CRASH 1 2151 2152 struct bpf_prog *xdp_prog; 2153 2154 struct bnxt_ptp_cfg *ptp_cfg; 2155 u8 ptp_all_rx_tstamp; 2156 2157 /* devlink interface and vf-rep structs */ 2158 struct devlink *dl; 2159 struct devlink_port dl_port; 2160 enum devlink_eswitch_mode eswitch_mode; 2161 struct bnxt_vf_rep **vf_reps; /* array of vf-rep ptrs */ 2162 u16 *cfa_code_map; /* cfa_code -> vf_idx map */ 2163 u8 dsn[8]; 2164 struct bnxt_tc_info *tc_info; 2165 struct list_head tc_indr_block_list; 2166 struct dentry *debugfs_pdev; 2167 struct device *hwmon_dev; 2168 enum board_idx board_idx; 2169 }; 2170 2171 #define BNXT_NUM_RX_RING_STATS 8 2172 #define BNXT_NUM_TX_RING_STATS 8 2173 #define BNXT_NUM_TPA_RING_STATS 4 2174 #define BNXT_NUM_TPA_RING_STATS_P5 5 2175 #define BNXT_NUM_TPA_RING_STATS_P5_SR2 6 2176 2177 #define BNXT_RING_STATS_SIZE_P5 \ 2178 ((BNXT_NUM_RX_RING_STATS + BNXT_NUM_TX_RING_STATS + \ 2179 BNXT_NUM_TPA_RING_STATS_P5) * 8) 2180 2181 #define BNXT_RING_STATS_SIZE_P5_SR2 \ 2182 ((BNXT_NUM_RX_RING_STATS + BNXT_NUM_TX_RING_STATS + \ 2183 BNXT_NUM_TPA_RING_STATS_P5_SR2) * 8) 2184 2185 #define BNXT_GET_RING_STATS64(sw, counter) \ 2186 (*((sw) + offsetof(struct ctx_hw_stats, counter) / 8)) 2187 2188 #define BNXT_GET_RX_PORT_STATS64(sw, counter) \ 2189 (*((sw) + offsetof(struct rx_port_stats, counter) / 8)) 2190 2191 #define BNXT_GET_TX_PORT_STATS64(sw, counter) \ 2192 (*((sw) + offsetof(struct tx_port_stats, counter) / 8)) 2193 2194 #define BNXT_PORT_STATS_SIZE \ 2195 (sizeof(struct rx_port_stats) + sizeof(struct tx_port_stats) + 1024) 2196 2197 #define BNXT_TX_PORT_STATS_BYTE_OFFSET \ 2198 (sizeof(struct rx_port_stats) + 512) 2199 2200 #define BNXT_RX_STATS_OFFSET(counter) \ 2201 (offsetof(struct rx_port_stats, counter) / 8) 2202 2203 #define BNXT_TX_STATS_OFFSET(counter) \ 2204 ((offsetof(struct tx_port_stats, counter) + \ 2205 BNXT_TX_PORT_STATS_BYTE_OFFSET) / 8) 2206 2207 #define BNXT_RX_STATS_EXT_OFFSET(counter) \ 2208 (offsetof(struct rx_port_stats_ext, counter) / 8) 2209 2210 #define BNXT_RX_STATS_EXT_NUM_LEGACY \ 2211 BNXT_RX_STATS_EXT_OFFSET(rx_fec_corrected_blocks) 2212 2213 #define BNXT_TX_STATS_EXT_OFFSET(counter) \ 2214 (offsetof(struct tx_port_stats_ext, counter) / 8) 2215 2216 #define BNXT_HW_FEATURE_VLAN_ALL_RX \ 2217 (NETIF_F_HW_VLAN_CTAG_RX | NETIF_F_HW_VLAN_STAG_RX) 2218 #define BNXT_HW_FEATURE_VLAN_ALL_TX \ 2219 (NETIF_F_HW_VLAN_CTAG_TX | NETIF_F_HW_VLAN_STAG_TX) 2220 2221 #define I2C_DEV_ADDR_A0 0xa0 2222 #define I2C_DEV_ADDR_A2 0xa2 2223 #define SFF_DIAG_SUPPORT_OFFSET 0x5c 2224 #define SFF_MODULE_ID_SFP 0x3 2225 #define SFF_MODULE_ID_QSFP 0xc 2226 #define SFF_MODULE_ID_QSFP_PLUS 0xd 2227 #define SFF_MODULE_ID_QSFP28 0x11 2228 #define BNXT_MAX_PHY_I2C_RESP_SIZE 64 2229 2230 static inline u32 bnxt_tx_avail(struct bnxt *bp, struct bnxt_tx_ring_info *txr) 2231 { 2232 /* Tell compiler to fetch tx indices from memory. */ 2233 barrier(); 2234 2235 return bp->tx_ring_size - 2236 ((txr->tx_prod - txr->tx_cons) & bp->tx_ring_mask); 2237 } 2238 2239 static inline void bnxt_writeq(struct bnxt *bp, u64 val, 2240 volatile void __iomem *addr) 2241 { 2242 #if BITS_PER_LONG == 32 2243 spin_lock(&bp->db_lock); 2244 lo_hi_writeq(val, addr); 2245 spin_unlock(&bp->db_lock); 2246 #else 2247 writeq(val, addr); 2248 #endif 2249 } 2250 2251 static inline void bnxt_writeq_relaxed(struct bnxt *bp, u64 val, 2252 volatile void __iomem *addr) 2253 { 2254 #if BITS_PER_LONG == 32 2255 spin_lock(&bp->db_lock); 2256 lo_hi_writeq_relaxed(val, addr); 2257 spin_unlock(&bp->db_lock); 2258 #else 2259 writeq_relaxed(val, addr); 2260 #endif 2261 } 2262 2263 /* For TX and RX ring doorbells with no ordering guarantee*/ 2264 static inline void bnxt_db_write_relaxed(struct bnxt *bp, 2265 struct bnxt_db_info *db, u32 idx) 2266 { 2267 if (bp->flags & BNXT_FLAG_CHIP_P5) { 2268 bnxt_writeq_relaxed(bp, db->db_key64 | idx, db->doorbell); 2269 } else { 2270 u32 db_val = db->db_key32 | idx; 2271 2272 writel_relaxed(db_val, db->doorbell); 2273 if (bp->flags & BNXT_FLAG_DOUBLE_DB) 2274 writel_relaxed(db_val, db->doorbell); 2275 } 2276 } 2277 2278 /* For TX and RX ring doorbells */ 2279 static inline void bnxt_db_write(struct bnxt *bp, struct bnxt_db_info *db, 2280 u32 idx) 2281 { 2282 if (bp->flags & BNXT_FLAG_CHIP_P5) { 2283 bnxt_writeq(bp, db->db_key64 | idx, db->doorbell); 2284 } else { 2285 u32 db_val = db->db_key32 | idx; 2286 2287 writel(db_val, db->doorbell); 2288 if (bp->flags & BNXT_FLAG_DOUBLE_DB) 2289 writel(db_val, db->doorbell); 2290 } 2291 } 2292 2293 /* Must hold rtnl_lock */ 2294 static inline bool bnxt_sriov_cfg(struct bnxt *bp) 2295 { 2296 #if defined(CONFIG_BNXT_SRIOV) 2297 return BNXT_PF(bp) && (bp->pf.active_vfs || bp->sriov_cfg); 2298 #else 2299 return false; 2300 #endif 2301 } 2302 2303 extern const u16 bnxt_lhint_arr[]; 2304 2305 int bnxt_alloc_rx_data(struct bnxt *bp, struct bnxt_rx_ring_info *rxr, 2306 u16 prod, gfp_t gfp); 2307 void bnxt_reuse_rx_data(struct bnxt_rx_ring_info *rxr, u16 cons, void *data); 2308 u32 bnxt_fw_health_readl(struct bnxt *bp, int reg_idx); 2309 void bnxt_set_tpa_flags(struct bnxt *bp); 2310 void bnxt_set_ring_params(struct bnxt *); 2311 int bnxt_set_rx_skb_mode(struct bnxt *bp, bool page_mode); 2312 int bnxt_hwrm_func_drv_rgtr(struct bnxt *bp, unsigned long *bmap, 2313 int bmap_size, bool async_only); 2314 int bnxt_hwrm_func_drv_unrgtr(struct bnxt *bp); 2315 int bnxt_get_nr_rss_ctxs(struct bnxt *bp, int rx_rings); 2316 int bnxt_hwrm_vnic_cfg(struct bnxt *bp, u16 vnic_id); 2317 int __bnxt_hwrm_get_tx_rings(struct bnxt *bp, u16 fid, int *tx_rings); 2318 int bnxt_nq_rings_in_use(struct bnxt *bp); 2319 int bnxt_hwrm_set_coal(struct bnxt *); 2320 void bnxt_free_ctx_mem(struct bnxt *bp); 2321 unsigned int bnxt_get_max_func_stat_ctxs(struct bnxt *bp); 2322 unsigned int bnxt_get_avail_stat_ctxs_for_en(struct bnxt *bp); 2323 unsigned int bnxt_get_max_func_cp_rings(struct bnxt *bp); 2324 unsigned int bnxt_get_avail_cp_rings_for_en(struct bnxt *bp); 2325 int bnxt_get_avail_msix(struct bnxt *bp, int num); 2326 int bnxt_reserve_rings(struct bnxt *bp, bool irq_re_init); 2327 void bnxt_tx_disable(struct bnxt *bp); 2328 void bnxt_tx_enable(struct bnxt *bp); 2329 void bnxt_report_link(struct bnxt *bp); 2330 int bnxt_update_link(struct bnxt *bp, bool chng_link_state); 2331 int bnxt_hwrm_set_pause(struct bnxt *); 2332 int bnxt_hwrm_set_link_setting(struct bnxt *, bool, bool); 2333 int bnxt_cancel_reservations(struct bnxt *bp, bool fw_reset); 2334 int bnxt_hwrm_alloc_wol_fltr(struct bnxt *bp); 2335 int bnxt_hwrm_free_wol_fltr(struct bnxt *bp); 2336 int bnxt_hwrm_func_resc_qcaps(struct bnxt *bp, bool all); 2337 int bnxt_hwrm_func_qcaps(struct bnxt *bp); 2338 int bnxt_hwrm_fw_set_time(struct bnxt *); 2339 int bnxt_open_nic(struct bnxt *, bool, bool); 2340 int bnxt_half_open_nic(struct bnxt *bp); 2341 void bnxt_half_close_nic(struct bnxt *bp); 2342 void bnxt_reenable_sriov(struct bnxt *bp); 2343 int bnxt_close_nic(struct bnxt *, bool, bool); 2344 int bnxt_dbg_hwrm_rd_reg(struct bnxt *bp, u32 reg_off, u16 num_words, 2345 u32 *reg_buf); 2346 void bnxt_fw_exception(struct bnxt *bp); 2347 void bnxt_fw_reset(struct bnxt *bp); 2348 int bnxt_check_rings(struct bnxt *bp, int tx, int rx, bool sh, int tcs, 2349 int tx_xdp); 2350 int bnxt_fw_init_one(struct bnxt *bp); 2351 bool bnxt_hwrm_reset_permitted(struct bnxt *bp); 2352 int bnxt_setup_mq_tc(struct net_device *dev, u8 tc); 2353 int bnxt_get_max_rings(struct bnxt *, int *, int *, bool); 2354 int bnxt_restore_pf_fw_resources(struct bnxt *bp); 2355 int bnxt_get_port_parent_id(struct net_device *dev, 2356 struct netdev_phys_item_id *ppid); 2357 void bnxt_dim_work(struct work_struct *work); 2358 int bnxt_hwrm_set_ring_coal(struct bnxt *bp, struct bnxt_napi *bnapi); 2359 void bnxt_print_device_info(struct bnxt *bp); 2360 #endif 2361