1 /* 2 * Copyright 2008-2010 Cisco Systems, Inc. All rights reserved. 3 * Copyright 2007 Nuova Systems, Inc. All rights reserved. 4 * 5 * This program is free software; you may redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; version 2 of the License. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 10 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 11 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 12 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 13 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 14 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 15 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 16 * SOFTWARE. 17 * 18 */ 19 20 #ifndef _VNIC_DEVCMD_H_ 21 #define _VNIC_DEVCMD_H_ 22 23 #define _CMD_NBITS 14 24 #define _CMD_VTYPEBITS 10 25 #define _CMD_FLAGSBITS 6 26 #define _CMD_DIRBITS 2 27 28 #define _CMD_NMASK ((1 << _CMD_NBITS)-1) 29 #define _CMD_VTYPEMASK ((1 << _CMD_VTYPEBITS)-1) 30 #define _CMD_FLAGSMASK ((1 << _CMD_FLAGSBITS)-1) 31 #define _CMD_DIRMASK ((1 << _CMD_DIRBITS)-1) 32 33 #define _CMD_NSHIFT 0 34 #define _CMD_VTYPESHIFT (_CMD_NSHIFT+_CMD_NBITS) 35 #define _CMD_FLAGSSHIFT (_CMD_VTYPESHIFT+_CMD_VTYPEBITS) 36 #define _CMD_DIRSHIFT (_CMD_FLAGSSHIFT+_CMD_FLAGSBITS) 37 38 /* 39 * Direction bits (from host perspective). 40 */ 41 #define _CMD_DIR_NONE 0U 42 #define _CMD_DIR_WRITE 1U 43 #define _CMD_DIR_READ 2U 44 #define _CMD_DIR_RW (_CMD_DIR_WRITE | _CMD_DIR_READ) 45 46 /* 47 * Flag bits. 48 */ 49 #define _CMD_FLAGS_NONE 0U 50 #define _CMD_FLAGS_NOWAIT 1U 51 52 /* 53 * vNIC type bits. 54 */ 55 #define _CMD_VTYPE_NONE 0U 56 #define _CMD_VTYPE_ENET 1U 57 #define _CMD_VTYPE_FC 2U 58 #define _CMD_VTYPE_SCSI 4U 59 #define _CMD_VTYPE_ALL (_CMD_VTYPE_ENET | _CMD_VTYPE_FC | _CMD_VTYPE_SCSI) 60 61 /* 62 * Used to create cmds.. 63 */ 64 #define _CMDCF(dir, flags, vtype, nr) \ 65 (((dir) << _CMD_DIRSHIFT) | \ 66 ((flags) << _CMD_FLAGSSHIFT) | \ 67 ((vtype) << _CMD_VTYPESHIFT) | \ 68 ((nr) << _CMD_NSHIFT)) 69 #define _CMDC(dir, vtype, nr) _CMDCF(dir, 0, vtype, nr) 70 #define _CMDCNW(dir, vtype, nr) _CMDCF(dir, _CMD_FLAGS_NOWAIT, vtype, nr) 71 72 /* 73 * Used to decode cmds.. 74 */ 75 #define _CMD_DIR(cmd) (((cmd) >> _CMD_DIRSHIFT) & _CMD_DIRMASK) 76 #define _CMD_FLAGS(cmd) (((cmd) >> _CMD_FLAGSSHIFT) & _CMD_FLAGSMASK) 77 #define _CMD_VTYPE(cmd) (((cmd) >> _CMD_VTYPESHIFT) & _CMD_VTYPEMASK) 78 #define _CMD_N(cmd) (((cmd) >> _CMD_NSHIFT) & _CMD_NMASK) 79 80 enum vnic_devcmd_cmd { 81 CMD_NONE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_NONE, 0), 82 83 /* 84 * mcpu fw info in mem: 85 * in: 86 * (u64)a0=paddr to struct vnic_devcmd_fw_info 87 * action: 88 * Fills in struct vnic_devcmd_fw_info (128 bytes) 89 * note: 90 * An old definition of CMD_MCPU_FW_INFO 91 */ 92 CMD_MCPU_FW_INFO_OLD = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 1), 93 94 /* 95 * mcpu fw info in mem: 96 * in: 97 * (u64)a0=paddr to struct vnic_devcmd_fw_info 98 * (u16)a1=size of the structure 99 * out: 100 * (u16)a1=0 for in:a1 = 0, 101 * data size actually written for other values. 102 * action: 103 * Fills in first 128 bytes of vnic_devcmd_fw_info for in:a1 = 0, 104 * first in:a1 bytes for 0 < in:a1 <= 132, 105 * 132 bytes for other values of in:a1. 106 * note: 107 * CMD_MCPU_FW_INFO and CMD_MCPU_FW_INFO_OLD have the same enum 1 108 * for source compatibility. 109 */ 110 CMD_MCPU_FW_INFO = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 1), 111 112 /* dev-specific block member: 113 * in: (u16)a0=offset,(u8)a1=size 114 * out: a0=value */ 115 CMD_DEV_SPEC = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 2), 116 117 /* stats clear */ 118 CMD_STATS_CLEAR = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 3), 119 120 /* stats dump in mem: (u64)a0=paddr to stats area, 121 * (u16)a1=sizeof stats area */ 122 CMD_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 4), 123 124 /* set Rx packet filter: (u32)a0=filters (see CMD_PFILTER_*) */ 125 CMD_PACKET_FILTER = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 7), 126 127 /* set Rx packet filter for all: (u32)a0=filters (see CMD_PFILTER_*) */ 128 CMD_PACKET_FILTER_ALL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 7), 129 130 /* hang detection notification */ 131 CMD_HANG_NOTIFY = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 8), 132 133 /* MAC address in (u48)a0 */ 134 CMD_GET_MAC_ADDR = _CMDC(_CMD_DIR_READ, 135 _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 9), 136 137 /* add addr from (u48)a0 */ 138 CMD_ADDR_ADD = _CMDCNW(_CMD_DIR_WRITE, 139 _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 12), 140 141 /* del addr from (u48)a0 */ 142 CMD_ADDR_DEL = _CMDCNW(_CMD_DIR_WRITE, 143 _CMD_VTYPE_ENET | _CMD_VTYPE_FC, 13), 144 145 /* add VLAN id in (u16)a0 */ 146 CMD_VLAN_ADD = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 14), 147 148 /* del VLAN id in (u16)a0 */ 149 CMD_VLAN_DEL = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 15), 150 151 /* nic_cfg (no wait, always succeeds) 152 * in: (u32)a0 153 * 154 * Capability query: 155 * out: (u64) a0 = 1 if a1 is valid 156 * (u64) a1 = (NIC_CFG bits supported) | (flags << 32) 157 * 158 * flags are CMD_NIC_CFG_CAPF_xxx 159 */ 160 CMD_NIC_CFG = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16), 161 /* nic_cfg_chk (will return error if flags are invalid) 162 * in: (u32)a0 163 * 164 * Capability query: 165 * out: (u64) a0 = 1 if a1 is valid 166 * (u64) a1 = (NIC_CFG bits supported) | (flags << 32) 167 * 168 * flags are CMD_NIC_CFG_CAPF_xxx 169 */ 170 CMD_NIC_CFG_CHK = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 16), 171 172 /* union vnic_rss_key in mem: (u64)a0=paddr, (u16)a1=len */ 173 CMD_RSS_KEY = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 17), 174 175 /* union vnic_rss_cpu in mem: (u64)a0=paddr, (u16)a1=len */ 176 CMD_RSS_CPU = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 18), 177 178 /* initiate softreset */ 179 CMD_SOFT_RESET = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 19), 180 181 /* softreset status: 182 * out: a0=0 reset complete, a0=1 reset in progress */ 183 CMD_SOFT_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 20), 184 185 /* set struct vnic_devcmd_notify buffer in mem: 186 * in: 187 * (u64)a0=paddr to notify (set paddr=0 to unset) 188 * (u32)a1 & 0x00000000ffffffff=sizeof(struct vnic_devcmd_notify) 189 * (u16)a1 & 0x0000ffff00000000=intr num (-1 for no intr) 190 * out: 191 * (u32)a1 = effective size 192 */ 193 CMD_NOTIFY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 21), 194 195 /* UNDI API: (u64)a0=paddr to s_PXENV_UNDI_ struct, 196 * (u8)a1=PXENV_UNDI_xxx */ 197 CMD_UNDI = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 22), 198 199 /* initiate open sequence (u32)a0=flags (see CMD_OPENF_*) */ 200 CMD_OPEN = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 23), 201 202 /* open status: 203 * out: a0=0 open complete, a0=1 open in progress */ 204 CMD_OPEN_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 24), 205 206 /* close vnic */ 207 CMD_CLOSE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 25), 208 209 /* initialize virtual link: (u32)a0=flags (see CMD_INITF_*) */ 210 /***** Replaced by CMD_INIT *****/ 211 CMD_INIT_v1 = _CMDCNW(_CMD_DIR_READ, _CMD_VTYPE_ALL, 26), 212 213 /* variant of CMD_INIT, with provisioning info 214 * (u64)a0=paddr of vnic_devcmd_provinfo 215 * (u32)a1=sizeof provision info */ 216 CMD_INIT_PROV_INFO = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 27), 217 218 /* enable virtual link */ 219 CMD_ENABLE = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28), 220 221 /* enable virtual link, waiting variant. */ 222 CMD_ENABLE_WAIT = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 28), 223 224 /* disable virtual link */ 225 CMD_DISABLE = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 29), 226 227 /* stats dump sum of all vnic stats on same uplink in mem: 228 * (u64)a0=paddr 229 * (u16)a1=sizeof stats area */ 230 CMD_STATS_DUMP_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 30), 231 232 /* init status: 233 * out: a0=0 init complete, a0=1 init in progress 234 * if a0=0, a1=errno */ 235 CMD_INIT_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 31), 236 237 /* INT13 API: (u64)a0=paddr to vnic_int13_params struct 238 * (u32)a1=INT13_CMD_xxx */ 239 CMD_INT13 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_FC, 32), 240 241 /* logical uplink enable/disable: (u64)a0: 0/1=disable/enable */ 242 CMD_LOGICAL_UPLINK = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 33), 243 244 /* undo initialize of virtual link */ 245 CMD_DEINIT = _CMDCNW(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 34), 246 247 /* initialize virtual link: (u32)a0=flags (see CMD_INITF_*) */ 248 CMD_INIT = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 35), 249 250 /* check fw capability of a cmd: 251 * in: (u32)a0=cmd 252 * out: (u32)a0=errno, 0:valid cmd, a1=supported VNIC_STF_* bits */ 253 CMD_CAPABILITY = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 36), 254 255 /* persistent binding info 256 * in: (u64)a0=paddr of arg 257 * (u32)a1=CMD_PERBI_XXX */ 258 CMD_PERBI = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_FC, 37), 259 260 /* Interrupt Assert Register functionality 261 * in: (u16)a0=interrupt number to assert 262 */ 263 CMD_IAR = _CMDCNW(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 38), 264 265 /* initiate hangreset, like softreset after hang detected */ 266 CMD_HANG_RESET = _CMDC(_CMD_DIR_NONE, _CMD_VTYPE_ALL, 39), 267 268 /* hangreset status: 269 * out: a0=0 reset complete, a0=1 reset in progress */ 270 CMD_HANG_RESET_STATUS = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 40), 271 272 /* 273 * Set hw ingress packet vlan rewrite mode: 274 * in: (u32)a0=new vlan rewrite mode 275 * out: (u32)a0=old vlan rewrite mode */ 276 CMD_IG_VLAN_REWRITE_MODE = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 41), 277 278 /* 279 * in: (u16)a0=bdf of target vnic 280 * (u32)a1=cmd to proxy 281 * a2-a15=args to cmd in a1 282 * out: (u32)a0=status of proxied cmd 283 * a1-a15=out args of proxied cmd */ 284 CMD_PROXY_BY_BDF = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 42), 285 286 /* 287 * As for BY_BDF except a0 is index of hvnlink subordinate vnic 288 * or SR-IOV virtual vnic 289 */ 290 CMD_PROXY_BY_INDEX = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 43), 291 292 /* 293 * For HPP toggle: 294 * adapter-info-get 295 * in: (u64)a0=phsical address of buffer passed in from caller. 296 * (u16)a1=size of buffer specified in a0. 297 * out: (u64)a0=phsical address of buffer passed in from caller. 298 * (u16)a1=actual bytes from VIF-CONFIG-INFO TLV, or 299 * 0 if no VIF-CONFIG-INFO TLV was ever received. */ 300 CMD_CONFIG_INFO_GET = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 44), 301 302 /* INT13 API: (u64)a0=paddr to vnic_int13_params struct 303 * (u32)a1=INT13_CMD_xxx 304 */ 305 CMD_INT13_ALL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 45), 306 307 /* Set default vlan: 308 * in: (u16)a0=new default vlan 309 * (u16)a1=zero for overriding vlan with param a0, 310 * non-zero for resetting vlan to the default 311 * out: (u16)a0=old default vlan 312 */ 313 CMD_SET_DEFAULT_VLAN = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 46), 314 315 /* init_prov_info2: 316 * Variant of CMD_INIT_PROV_INFO, where it will not try to enable 317 * the vnic until CMD_ENABLE2 is issued. 318 * (u64)a0=paddr of vnic_devcmd_provinfo 319 * (u32)a1=sizeof provision info 320 */ 321 CMD_INIT_PROV_INFO2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 47), 322 323 /* enable2: 324 * (u32)a0=0 ==> standby 325 * =CMD_ENABLE2_ACTIVE ==> active 326 */ 327 CMD_ENABLE2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 48), 328 329 /* 330 * cmd_status: 331 * Returns the status of the specified command 332 * Input: 333 * a0 = command for which status is being queried. 334 * Possible values are: 335 * CMD_SOFT_RESET 336 * CMD_HANG_RESET 337 * CMD_OPEN 338 * CMD_INIT 339 * CMD_INIT_PROV_INFO 340 * CMD_DEINIT 341 * CMD_INIT_PROV_INFO2 342 * CMD_ENABLE2 343 * Output: 344 * if status == STAT_ERROR 345 * a0 = ERR_ENOTSUPPORTED - status for command in a0 is 346 * not supported 347 * if status == STAT_NONE 348 * a0 = status of the devcmd specified in a0 as follows. 349 * ERR_SUCCESS - command in a0 completed successfully 350 * ERR_EINPROGRESS - command in a0 is still in progress 351 */ 352 CMD_STATUS = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ALL, 49), 353 354 /* 355 * Returns interrupt coalescing timer conversion factors. 356 * After calling this devcmd, ENIC driver can convert 357 * interrupt coalescing timer in usec into CPU cycles as follows: 358 * 359 * intr_timer_cycles = intr_timer_usec * multiplier / divisor 360 * 361 * Interrupt coalescing timer in usecs can be obtained from 362 * CPU cycles as follows: 363 * 364 * intr_timer_usec = intr_timer_cycles * divisor / multiplier 365 * 366 * in: none 367 * out: (u32)a0 = multiplier 368 * (u32)a1 = divisor 369 * (u32)a2 = maximum timer value in usec 370 */ 371 CMD_INTR_COAL_CONVERT = _CMDC(_CMD_DIR_READ, _CMD_VTYPE_ALL, 50), 372 373 /* 374 * Set the predefined mac address as default 375 * in: 376 * (u48)a0 = mac addr 377 */ 378 CMD_SET_MAC_ADDR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 55), 379 380 /* Update the provisioning info of the given VIF 381 * (u64)a0=paddr of vnic_devcmd_provinfo 382 * (u32)a1=sizeof provision info 383 */ 384 CMD_PROV_INFO_UPDATE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 56), 385 386 /* Initialization for the devcmd2 interface. 387 * in: (u64) a0 = host result buffer physical address 388 * in: (u16) a1 = number of entries in result buffer 389 */ 390 CMD_INITIALIZE_DEVCMD2 = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ALL, 57), 391 392 /* Add a filter. 393 * in: (u64) a0= filter address 394 * (u32) a1= size of filter 395 * out: (u32) a0=filter identifier 396 */ 397 CMD_ADD_FILTER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 58), 398 399 /* Delete a filter. 400 * in: (u32) a0=filter identifier 401 */ 402 CMD_DEL_FILTER = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 59), 403 404 /* Enable a Queue Pair in User space NIC 405 * in: (u32) a0=Queue Pair number 406 * (u32) a1= command 407 */ 408 CMD_QP_ENABLE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 60), 409 410 /* Disable a Queue Pair in User space NIC 411 * in: (u32) a0=Queue Pair number 412 * (u32) a1= command 413 */ 414 CMD_QP_DISABLE = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 61), 415 416 /* Stats dump Queue Pair in User space NIC 417 * in: (u32) a0=Queue Pair number 418 * (u64) a1=host buffer addr for status dump 419 * (u32) a2=length of the buffer 420 */ 421 CMD_QP_STATS_DUMP = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 62), 422 423 /* Clear stats for Queue Pair in User space NIC 424 * in: (u32) a0=Queue Pair number 425 */ 426 CMD_QP_STATS_CLEAR = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 63), 427 428 /* Use this devcmd for agreeing on the highest common version supported 429 * by both driver and fw for features who need such a facility. 430 * in: (u64) a0 = feature (driver requests for the supported versions 431 * on this feature) 432 * out: (u64) a0 = bitmap of all supported versions for that feature 433 */ 434 CMD_GET_SUPP_FEATURE_VER = _CMDC(_CMD_DIR_RW, _CMD_VTYPE_ENET, 69), 435 436 /* Control (Enable/Disable) overlay offloads on the given vnic 437 * in: (u8) a0 = OVERLAY_FEATURE_NVGRE : NVGRE 438 * a0 = OVERLAY_FEATURE_VXLAN : VxLAN 439 * in: (u8) a1 = OVERLAY_OFFLOAD_ENABLE : Enable or 440 * a1 = OVERLAY_OFFLOAD_DISABLE : Disable or 441 * a1 = OVERLAY_OFFLOAD_ENABLE_V2 : Enable with version 2 442 */ 443 CMD_OVERLAY_OFFLOAD_CTRL = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 72), 444 445 /* Configuration of overlay offloads feature on a given vNIC 446 * in: (u8) a0 = DEVCMD_OVERLAY_NVGRE : NVGRE 447 * a0 = DEVCMD_OVERLAY_VXLAN : VxLAN 448 * in: (u8) a1 = VXLAN_PORT_UPDATE : VxLAN 449 * in: (u16) a2 = unsigned short int port information 450 */ 451 CMD_OVERLAY_OFFLOAD_CFG = _CMDC(_CMD_DIR_WRITE, _CMD_VTYPE_ENET, 73), 452 }; 453 454 /* CMD_ENABLE2 flags */ 455 #define CMD_ENABLE2_STANDBY 0x0 456 #define CMD_ENABLE2_ACTIVE 0x1 457 458 /* flags for CMD_OPEN */ 459 #define CMD_OPENF_OPROM 0x1 /* open coming from option rom */ 460 #define CMD_OPENF_IG_DESCCACHE 0x2 /* Do not flush IG DESC cache */ 461 462 /* flags for CMD_INIT */ 463 #define CMD_INITF_DEFAULT_MAC 0x1 /* init with default mac addr */ 464 465 /* flags for CMD_PACKET_FILTER */ 466 #define CMD_PFILTER_DIRECTED 0x01 467 #define CMD_PFILTER_MULTICAST 0x02 468 #define CMD_PFILTER_BROADCAST 0x04 469 #define CMD_PFILTER_PROMISCUOUS 0x08 470 #define CMD_PFILTER_ALL_MULTICAST 0x10 471 472 /* Commands for CMD_QP_ENABLE/CM_QP_DISABLE */ 473 #define CMD_QP_RQWQ 0x0 474 475 /* rewrite modes for CMD_IG_VLAN_REWRITE_MODE */ 476 #define IG_VLAN_REWRITE_MODE_DEFAULT_TRUNK 0 477 #define IG_VLAN_REWRITE_MODE_UNTAG_DEFAULT_VLAN 1 478 #define IG_VLAN_REWRITE_MODE_PRIORITY_TAG_DEFAULT_VLAN 2 479 #define IG_VLAN_REWRITE_MODE_PASS_THRU 3 480 481 enum vnic_devcmd_status { 482 STAT_NONE = 0, 483 STAT_BUSY = 1 << 0, /* cmd in progress */ 484 STAT_ERROR = 1 << 1, /* last cmd caused error (code in a0) */ 485 }; 486 487 enum vnic_devcmd_error { 488 ERR_SUCCESS = 0, 489 ERR_EINVAL = 1, 490 ERR_EFAULT = 2, 491 ERR_EPERM = 3, 492 ERR_EBUSY = 4, 493 ERR_ECMDUNKNOWN = 5, 494 ERR_EBADSTATE = 6, 495 ERR_ENOMEM = 7, 496 ERR_ETIMEDOUT = 8, 497 ERR_ELINKDOWN = 9, 498 ERR_EMAXRES = 10, 499 ERR_ENOTSUPPORTED = 11, 500 ERR_EINPROGRESS = 12, 501 ERR_MAX 502 }; 503 504 /* 505 * note: hw_version and asic_rev refer to the same thing, 506 * but have different formats. hw_version is 507 * a 32-byte string (e.g. "A2") and asic_rev is 508 * a 16-bit integer (e.g. 0xA2). 509 */ 510 struct vnic_devcmd_fw_info { 511 char fw_version[32]; 512 char fw_build[32]; 513 char hw_version[32]; 514 char hw_serial_number[32]; 515 u16 asic_type; 516 u16 asic_rev; 517 }; 518 519 struct vnic_devcmd_notify { 520 u32 csum; /* checksum over following words */ 521 522 u32 link_state; /* link up == 1 */ 523 u32 port_speed; /* effective port speed (rate limit) */ 524 u32 mtu; /* MTU */ 525 u32 msglvl; /* requested driver msg lvl */ 526 u32 uif; /* uplink interface */ 527 u32 status; /* status bits (see VNIC_STF_*) */ 528 u32 error; /* error code (see ERR_*) for first ERR */ 529 u32 link_down_cnt; /* running count of link down transitions */ 530 u32 perbi_rebuild_cnt; /* running count of perbi rebuilds */ 531 }; 532 #define VNIC_STF_FATAL_ERR 0x0001 /* fatal fw error */ 533 #define VNIC_STF_STD_PAUSE 0x0002 /* standard link-level pause on */ 534 #define VNIC_STF_PFC_PAUSE 0x0004 /* priority flow control pause on */ 535 /* all supported status flags */ 536 #define VNIC_STF_ALL (VNIC_STF_FATAL_ERR |\ 537 VNIC_STF_STD_PAUSE |\ 538 VNIC_STF_PFC_PAUSE |\ 539 0) 540 541 struct vnic_devcmd_provinfo { 542 u8 oui[3]; 543 u8 type; 544 u8 data[]; 545 }; 546 547 /* These are used in flags field of different filters to denote 548 * valid fields used. 549 */ 550 #define FILTER_FIELD_VALID(fld) (1 << (fld - 1)) 551 552 #define FILTER_FIELDS_USNIC ( \ 553 FILTER_FIELD_VALID(1) | \ 554 FILTER_FIELD_VALID(2) | \ 555 FILTER_FIELD_VALID(3) | \ 556 FILTER_FIELD_VALID(4)) 557 558 #define FILTER_FIELDS_IPV4_5TUPLE ( \ 559 FILTER_FIELD_VALID(1) | \ 560 FILTER_FIELD_VALID(2) | \ 561 FILTER_FIELD_VALID(3) | \ 562 FILTER_FIELD_VALID(4) | \ 563 FILTER_FIELD_VALID(5)) 564 565 #define FILTER_FIELDS_MAC_VLAN ( \ 566 FILTER_FIELD_VALID(1) | \ 567 FILTER_FIELD_VALID(2)) 568 569 #define FILTER_FIELD_USNIC_VLAN FILTER_FIELD_VALID(1) 570 #define FILTER_FIELD_USNIC_ETHTYPE FILTER_FIELD_VALID(2) 571 #define FILTER_FIELD_USNIC_PROTO FILTER_FIELD_VALID(3) 572 #define FILTER_FIELD_USNIC_ID FILTER_FIELD_VALID(4) 573 574 struct filter_usnic_id { 575 u32 flags; 576 u16 vlan; 577 u16 ethtype; 578 u8 proto_version; 579 u32 usnic_id; 580 } __packed; 581 582 #define FILTER_FIELD_5TUP_PROTO FILTER_FIELD_VALID(1) 583 #define FILTER_FIELD_5TUP_SRC_AD FILTER_FIELD_VALID(2) 584 #define FILTER_FIELD_5TUP_DST_AD FILTER_FIELD_VALID(3) 585 #define FILTER_FIELD_5TUP_SRC_PT FILTER_FIELD_VALID(4) 586 #define FILTER_FIELD_5TUP_DST_PT FILTER_FIELD_VALID(5) 587 588 /* Enums for the protocol field. */ 589 enum protocol_e { 590 PROTO_UDP = 0, 591 PROTO_TCP = 1, 592 }; 593 594 struct filter_ipv4_5tuple { 595 u32 flags; 596 u32 protocol; 597 u32 src_addr; 598 u32 dst_addr; 599 u16 src_port; 600 u16 dst_port; 601 } __packed; 602 603 #define FILTER_FIELD_VMQ_VLAN FILTER_FIELD_VALID(1) 604 #define FILTER_FIELD_VMQ_MAC FILTER_FIELD_VALID(2) 605 606 struct filter_mac_vlan { 607 u32 flags; 608 u16 vlan; 609 u8 mac_addr[6]; 610 } __packed; 611 612 /* Specifies the filter_action type. */ 613 enum { 614 FILTER_ACTION_RQ_STEERING = 0, 615 FILTER_ACTION_MAX 616 }; 617 618 struct filter_action { 619 u32 type; 620 union { 621 u32 rq_idx; 622 } u; 623 } __packed; 624 625 /* Specifies the filter type. */ 626 enum filter_type { 627 FILTER_USNIC_ID = 0, 628 FILTER_IPV4_5TUPLE = 1, 629 FILTER_MAC_VLAN = 2, 630 FILTER_MAX 631 }; 632 633 struct filter { 634 u32 type; 635 union { 636 struct filter_usnic_id usnic; 637 struct filter_ipv4_5tuple ipv4; 638 struct filter_mac_vlan mac_vlan; 639 } u; 640 } __packed; 641 642 enum { 643 CLSF_TLV_FILTER = 0, 644 CLSF_TLV_ACTION = 1, 645 }; 646 647 /* Maximum size of buffer to CMD_ADD_FILTER */ 648 #define FILTER_MAX_BUF_SIZE 100 649 650 struct filter_tlv { 651 u32 type; 652 u32 length; 653 u32 val[]; 654 }; 655 656 enum { 657 CLSF_ADD = 0, 658 CLSF_DEL = 1, 659 }; 660 661 /* 662 * Writing cmd register causes STAT_BUSY to get set in status register. 663 * When cmd completes, STAT_BUSY will be cleared. 664 * 665 * If cmd completed successfully STAT_ERROR will be clear 666 * and args registers contain cmd-specific results. 667 * 668 * If cmd error, STAT_ERROR will be set and args[0] contains error code. 669 * 670 * status register is read-only. While STAT_BUSY is set, 671 * all other register contents are read-only. 672 */ 673 674 /* Make sizeof(vnic_devcmd) a power-of-2 for I/O BAR. */ 675 #define VNIC_DEVCMD_NARGS 15 676 struct vnic_devcmd { 677 u32 status; /* RO */ 678 u32 cmd; /* RW */ 679 u64 args[VNIC_DEVCMD_NARGS]; /* RW cmd args (little-endian) */ 680 }; 681 682 #define DEVCMD2_FNORESULT 0x1 /* Don't copy result to host */ 683 684 #define VNIC_DEVCMD2_NARGS VNIC_DEVCMD_NARGS 685 struct vnic_devcmd2 { 686 u16 pad; 687 u16 flags; 688 u32 cmd; 689 u64 args[VNIC_DEVCMD2_NARGS]; 690 }; 691 692 #define VNIC_DEVCMD2_NRESULTS VNIC_DEVCMD_NARGS 693 struct devcmd2_result { 694 u64 results[VNIC_DEVCMD2_NRESULTS]; 695 u32 pad; 696 u16 completed_index; 697 u8 error; 698 u8 color; 699 }; 700 701 #define DEVCMD2_RING_SIZE 32 702 #define DEVCMD2_DESC_SIZE 128 703 704 enum overlay_feature_t { 705 OVERLAY_FEATURE_NVGRE = 1, 706 OVERLAY_FEATURE_VXLAN, 707 OVERLAY_FEATURE_MAX, 708 }; 709 710 enum overlay_ofld_cmd { 711 OVERLAY_OFFLOAD_ENABLE, 712 OVERLAY_OFFLOAD_DISABLE, 713 OVERLAY_OFFLOAD_ENABLE_P2, 714 OVERLAY_OFFLOAD_MAX, 715 }; 716 717 #define OVERLAY_CFG_VXLAN_PORT_UPDATE 0 718 719 #define ENIC_VXLAN_INNER_IPV6 BIT(0) 720 #define ENIC_VXLAN_OUTER_IPV6 BIT(1) 721 #define ENIC_VXLAN_MULTI_WQ BIT(2) 722 723 /* Use this enum to get the supported versions for each of these features 724 * If you need to use the devcmd_get_supported_feature_version(), add 725 * the new feature into this enum and install function handler in devcmd.c 726 */ 727 enum vic_feature_t { 728 VIC_FEATURE_VXLAN, 729 VIC_FEATURE_RDMA, 730 VIC_FEATURE_VXLAN_PATCH, 731 VIC_FEATURE_MAX, 732 }; 733 734 #endif /* _VNIC_DEVCMD_H_ */ 735