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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 | /* bnx2x_vfpf.h: Qlogic Everest network driver. * * Copyright (c) 2011-2013 Broadcom Corporation * Copyright (c) 2014 QLogic Corporation * All rights reserved * * Unless you and Qlogic execute a separate written software license * agreement governing use of this software, this software is licensed to you * under the terms of the GNU General Public License version 2 (the “GPL”), * available at http://www.gnu.org/licenses/gpl-2.0.html, with the following * added to such license: * * As a special exception, the copyright holders of this software give you * permission to link this software with independent modules, and to copy and * distribute the resulting executable under terms of your choice, provided that * you also meet, for each linked independent module, the terms and conditions * of the license of that module. An independent module is a module which is * not derived from this software. The special exception does not apply to any * modifications of the software. * * Maintained by: Ariel Elior <ariel.elior@qlogic.com> * Written by: Ariel Elior <ariel.elior@qlogic.com> */ #ifndef VF_PF_IF_H #define VF_PF_IF_H #ifdef CONFIG_BNX2X_SRIOV /* Common definitions for all HVs */ struct vf_pf_resc_request { u8 num_rxqs; u8 num_txqs; u8 num_sbs; u8 num_mac_filters; u8 num_vlan_filters; u8 num_mc_filters; /* No limit so superfluous */ }; struct hw_sb_info { u8 hw_sb_id; /* aka absolute igu id, used to ack the sb */ u8 sb_qid; /* used to update DHC for sb */ }; /* HW VF-PF channel definitions * A.K.A VF-PF mailbox */ #define TLV_BUFFER_SIZE 1024 #define PF_VF_BULLETIN_SIZE 512 #define VFPF_QUEUE_FLG_TPA 0x0001 #define VFPF_QUEUE_FLG_TPA_IPV6 0x0002 #define VFPF_QUEUE_FLG_TPA_GRO 0x0004 #define VFPF_QUEUE_FLG_CACHE_ALIGN 0x0008 #define VFPF_QUEUE_FLG_STATS 0x0010 #define VFPF_QUEUE_FLG_OV 0x0020 #define VFPF_QUEUE_FLG_VLAN 0x0040 #define VFPF_QUEUE_FLG_COS 0x0080 #define VFPF_QUEUE_FLG_HC 0x0100 #define VFPF_QUEUE_FLG_DHC 0x0200 #define VFPF_QUEUE_FLG_LEADING_RSS 0x0400 #define VFPF_QUEUE_DROP_IP_CS_ERR (1 << 0) #define VFPF_QUEUE_DROP_TCP_CS_ERR (1 << 1) #define VFPF_QUEUE_DROP_TTL0 (1 << 2) #define VFPF_QUEUE_DROP_UDP_CS_ERR (1 << 3) #define VFPF_RX_MASK_ACCEPT_NONE 0x00000000 #define VFPF_RX_MASK_ACCEPT_MATCHED_UNICAST 0x00000001 #define VFPF_RX_MASK_ACCEPT_MATCHED_MULTICAST 0x00000002 #define VFPF_RX_MASK_ACCEPT_ALL_UNICAST 0x00000004 #define VFPF_RX_MASK_ACCEPT_ALL_MULTICAST 0x00000008 #define VFPF_RX_MASK_ACCEPT_BROADCAST 0x00000010 #define VFPF_RX_MASK_ACCEPT_ANY_VLAN 0x00000020 #define BULLETIN_CONTENT_SIZE (sizeof(struct pf_vf_bulletin_content)) #define BULLETIN_CONTENT_LEGACY_SIZE (32) #define BULLETIN_ATTEMPTS 5 /* crc failures before throwing towel */ #define BULLETIN_CRC_SEED 0 enum { PFVF_STATUS_WAITING = 0, PFVF_STATUS_SUCCESS, PFVF_STATUS_FAILURE, PFVF_STATUS_NOT_SUPPORTED, PFVF_STATUS_NO_RESOURCE }; /* vf pf channel tlvs */ /* general tlv header (used for both vf->pf request and pf->vf response) */ struct channel_tlv { u16 type; u16 length; }; /* header of first vf->pf tlv carries the offset used to calculate response * buffer address */ struct vfpf_first_tlv { struct channel_tlv tl; u32 resp_msg_offset; }; /* header of pf->vf tlvs, carries the status of handling the request */ struct pfvf_tlv { struct channel_tlv tl; u8 status; u8 padding[3]; }; /* response tlv used for most tlvs */ struct pfvf_general_resp_tlv { struct pfvf_tlv hdr; }; /* used to terminate and pad a tlv list */ struct channel_list_end_tlv { struct channel_tlv tl; u8 padding[4]; }; /* Acquire */ struct vfpf_acquire_tlv { struct vfpf_first_tlv first_tlv; struct vf_pf_vfdev_info { /* the following fields are for debug purposes */ u8 vf_id; /* ME register value */ u8 vf_os; /* e.g. Linux, W2K8 */ #define VF_OS_SUBVERSION_MASK (0x1f) #define VF_OS_MASK (0xe0) #define VF_OS_SHIFT (5) #define VF_OS_UNDEFINED (0 << VF_OS_SHIFT) #define VF_OS_WINDOWS (1 << VF_OS_SHIFT) u8 fp_hsi_ver; u8 caps; #define VF_CAP_SUPPORT_EXT_BULLETIN (1 << 0) #define VF_CAP_SUPPORT_VLAN_FILTER (1 << 1) } vfdev_info; struct vf_pf_resc_request resc_request; aligned_u64 bulletin_addr; }; /* simple operation request on queue */ struct vfpf_q_op_tlv { struct vfpf_first_tlv first_tlv; u8 vf_qid; u8 padding[3]; }; /* receive side scaling tlv */ struct vfpf_rss_tlv { struct vfpf_first_tlv first_tlv; u32 rss_flags; #define VFPF_RSS_MODE_DISABLED (1 << 0) #define VFPF_RSS_MODE_REGULAR (1 << 1) #define VFPF_RSS_SET_SRCH (1 << 2) #define VFPF_RSS_IPV4 (1 << 3) #define VFPF_RSS_IPV4_TCP (1 << 4) #define VFPF_RSS_IPV4_UDP (1 << 5) #define VFPF_RSS_IPV6 (1 << 6) #define VFPF_RSS_IPV6_TCP (1 << 7) #define VFPF_RSS_IPV6_UDP (1 << 8) u8 rss_result_mask; u8 ind_table_size; u8 rss_key_size; u8 padding; u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE]; u32 rss_key[T_ETH_RSS_KEY]; /* hash values */ }; /* acquire response tlv - carries the allocated resources */ struct pfvf_acquire_resp_tlv { struct pfvf_tlv hdr; struct pf_vf_pfdev_info { u32 chip_num; u32 pf_cap; #define PFVF_CAP_RSS 0x00000001 #define PFVF_CAP_DHC 0x00000002 #define PFVF_CAP_TPA 0x00000004 #define PFVF_CAP_TPA_UPDATE 0x00000008 #define PFVF_CAP_VLAN_FILTER 0x00000010 char fw_ver[32]; u16 db_size; u8 indices_per_sb; u8 padding; } pfdev_info; struct pf_vf_resc { /* in case of status NO_RESOURCE in message hdr, pf will fill * this struct with suggested amount of resources for next * acquire request */ #define PFVF_MAX_QUEUES_PER_VF 16 #define PFVF_MAX_SBS_PER_VF 16 struct hw_sb_info hw_sbs[PFVF_MAX_SBS_PER_VF]; u8 hw_qid[PFVF_MAX_QUEUES_PER_VF]; u8 num_rxqs; u8 num_txqs; u8 num_sbs; u8 num_mac_filters; u8 num_vlan_filters; u8 num_mc_filters; u8 permanent_mac_addr[ETH_ALEN]; u8 current_mac_addr[ETH_ALEN]; u8 padding[2]; } resc; }; struct vfpf_port_phys_id_resp_tlv { struct channel_tlv tl; u8 id[ETH_ALEN]; u8 padding[2]; }; struct vfpf_fp_hsi_resp_tlv { struct channel_tlv tl; u8 is_supported; u8 padding[3]; }; #define VFPF_INIT_FLG_STATS_COALESCE (1 << 0) /* when set the VFs queues * stats will be coalesced on * the leading RSS queue */ /* Init VF */ struct vfpf_init_tlv { struct vfpf_first_tlv first_tlv; aligned_u64 sb_addr[PFVF_MAX_SBS_PER_VF]; /* vf_sb based */ aligned_u64 spq_addr; aligned_u64 stats_addr; u16 stats_stride; u32 flags; u32 padding[2]; }; /* Setup Queue */ struct vfpf_setup_q_tlv { struct vfpf_first_tlv first_tlv; struct vf_pf_rxq_params { /* physical addresses */ aligned_u64 rcq_addr; aligned_u64 rcq_np_addr; aligned_u64 rxq_addr; aligned_u64 sge_addr; /* sb + hc info */ u8 vf_sb; /* index in hw_sbs[] */ u8 sb_index; /* Index in the SB */ u16 hc_rate; /* desired interrupts per sec. */ /* valid iff VFPF_QUEUE_FLG_HC */ /* rx buffer info */ u16 mtu; u16 buf_sz; u16 flags; /* VFPF_QUEUE_FLG_X flags */ u16 stat_id; /* valid iff VFPF_QUEUE_FLG_STATS */ /* valid iff VFPF_QUEUE_FLG_TPA */ u16 sge_buf_sz; u16 tpa_agg_sz; u8 max_sge_pkt; u8 drop_flags; /* VFPF_QUEUE_DROP_X, for Linux VMs * all the flags are turned off */ u8 cache_line_log; /* VFPF_QUEUE_FLG_CACHE_ALIGN */ u8 padding; } rxq; struct vf_pf_txq_params { /* physical addresses */ aligned_u64 txq_addr; /* sb + hc info */ u8 vf_sb; /* index in hw_sbs[] */ u8 sb_index; /* Index in the SB */ u16 hc_rate; /* desired interrupts per sec. */ /* valid iff VFPF_QUEUE_FLG_HC */ u32 flags; /* VFPF_QUEUE_FLG_X flags */ u16 stat_id; /* valid iff VFPF_QUEUE_FLG_STATS */ u8 traffic_type; /* see in setup_context() */ u8 padding; } txq; u8 vf_qid; /* index in hw_qid[] */ u8 param_valid; #define VFPF_RXQ_VALID 0x01 #define VFPF_TXQ_VALID 0x02 u8 padding[2]; }; /* Set Queue Filters */ struct vfpf_q_mac_vlan_filter { u32 flags; #define VFPF_Q_FILTER_DEST_MAC_VALID 0x01 #define VFPF_Q_FILTER_VLAN_TAG_VALID 0x02 #define VFPF_Q_FILTER_SET 0x100 /* set/clear */ u8 mac[ETH_ALEN]; u16 vlan_tag; }; /* configure queue filters */ struct vfpf_set_q_filters_tlv { struct vfpf_first_tlv first_tlv; u32 flags; #define VFPF_SET_Q_FILTERS_MAC_VLAN_CHANGED 0x01 #define VFPF_SET_Q_FILTERS_MULTICAST_CHANGED 0x02 #define VFPF_SET_Q_FILTERS_RX_MASK_CHANGED 0x04 u8 vf_qid; /* index in hw_qid[] */ u8 n_mac_vlan_filters; u8 n_multicast; u8 padding; #define PFVF_MAX_MAC_FILTERS 16 #define PFVF_MAX_VLAN_FILTERS 16 #define PFVF_MAX_FILTERS (PFVF_MAX_MAC_FILTERS +\ PFVF_MAX_VLAN_FILTERS) struct vfpf_q_mac_vlan_filter filters[PFVF_MAX_FILTERS]; #define PFVF_MAX_MULTICAST_PER_VF 32 u8 multicast[PFVF_MAX_MULTICAST_PER_VF][ETH_ALEN]; u32 rx_mask; /* see mask constants at the top of the file */ }; struct vfpf_tpa_tlv { struct vfpf_first_tlv first_tlv; struct vf_pf_tpa_client_info { aligned_u64 sge_addr[PFVF_MAX_QUEUES_PER_VF]; u8 update_ipv4; u8 update_ipv6; u8 max_tpa_queues; u8 max_sges_for_packet; u8 complete_on_both_clients; u8 dont_verify_thr; u8 tpa_mode; u16 sge_buff_size; u16 max_agg_size; u16 sge_pause_thr_low; u16 sge_pause_thr_high; } tpa_client_info; }; /* close VF (disable VF) */ struct vfpf_close_tlv { struct vfpf_first_tlv first_tlv; u16 vf_id; /* for debug */ u8 padding[2]; }; /* release the VF's acquired resources */ struct vfpf_release_tlv { struct vfpf_first_tlv first_tlv; u16 vf_id; u8 padding[2]; }; struct tlv_buffer_size { u8 tlv_buffer[TLV_BUFFER_SIZE]; }; union vfpf_tlvs { struct vfpf_first_tlv first_tlv; struct vfpf_acquire_tlv acquire; struct vfpf_init_tlv init; struct vfpf_close_tlv close; struct vfpf_q_op_tlv q_op; struct vfpf_setup_q_tlv setup_q; struct vfpf_set_q_filters_tlv set_q_filters; struct vfpf_release_tlv release; struct vfpf_rss_tlv update_rss; struct vfpf_tpa_tlv update_tpa; struct channel_list_end_tlv list_end; struct tlv_buffer_size tlv_buf_size; }; union pfvf_tlvs { struct pfvf_general_resp_tlv general_resp; struct pfvf_acquire_resp_tlv acquire_resp; struct channel_list_end_tlv list_end; struct tlv_buffer_size tlv_buf_size; }; /* This is a structure which is allocated in the VF, which the PF may update * when it deems it necessary to do so. The bulletin board is sampled * periodically by the VF. A copy per VF is maintained in the PF (to prevent * loss of data upon multiple updates (or the need for read modify write)). */ struct pf_vf_bulletin_size { u8 size[PF_VF_BULLETIN_SIZE]; }; struct pf_vf_bulletin_content { u32 crc; /* crc of structure to ensure is not in * mid-update */ u16 version; u16 length; aligned_u64 valid_bitmap; /* bitmap indicating which fields * hold valid values */ #define MAC_ADDR_VALID 0 /* alert the vf that a new mac address * is available for it */ #define VLAN_VALID 1 /* when set, the vf should not access * the vfpf channel */ #define CHANNEL_DOWN 2 /* vfpf channel is disabled. VFs are not * to attempt to send messages on the * channel after this bit is set */ #define LINK_VALID 3 /* alert the VF thet a new link status * update is available for it */ u8 mac[ETH_ALEN]; u8 mac_padding[2]; u16 vlan; u8 vlan_padding[6]; u16 link_speed; /* Effective line speed */ u8 link_speed_padding[6]; u32 link_flags; /* VFPF_LINK_REPORT_XXX flags */ #define VFPF_LINK_REPORT_LINK_DOWN (1 << 0) #define VFPF_LINK_REPORT_FULL_DUPLEX (1 << 1) #define VFPF_LINK_REPORT_RX_FC_ON (1 << 2) #define VFPF_LINK_REPORT_TX_FC_ON (1 << 3) u8 link_flags_padding[4]; }; union pf_vf_bulletin { struct pf_vf_bulletin_content content; struct pf_vf_bulletin_size size; }; #define MAX_TLVS_IN_LIST 50 enum channel_tlvs { CHANNEL_TLV_NONE, CHANNEL_TLV_ACQUIRE, CHANNEL_TLV_INIT, CHANNEL_TLV_SETUP_Q, CHANNEL_TLV_SET_Q_FILTERS, CHANNEL_TLV_ACTIVATE_Q, CHANNEL_TLV_DEACTIVATE_Q, CHANNEL_TLV_TEARDOWN_Q, CHANNEL_TLV_CLOSE, CHANNEL_TLV_RELEASE, CHANNEL_TLV_UPDATE_RSS_DEPRECATED, CHANNEL_TLV_PF_RELEASE_VF, CHANNEL_TLV_LIST_END, CHANNEL_TLV_FLR, CHANNEL_TLV_PF_SET_MAC, CHANNEL_TLV_PF_SET_VLAN, CHANNEL_TLV_UPDATE_RSS, CHANNEL_TLV_PHYS_PORT_ID, CHANNEL_TLV_UPDATE_TPA, CHANNEL_TLV_FP_HSI_SUPPORT, CHANNEL_TLV_MAX }; #endif /* CONFIG_BNX2X_SRIOV */ #endif /* VF_PF_IF_H */ |