1 /* 2 * Copyright (c) 2005-2011 Atheros Communications Inc. 3 * Copyright (c) 2011-2013 Qualcomm Atheros, Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #ifndef _RX_DESC_H_ 19 #define _RX_DESC_H_ 20 21 enum rx_attention_flags { 22 RX_ATTENTION_FLAGS_FIRST_MPDU = 1 << 0, 23 RX_ATTENTION_FLAGS_LAST_MPDU = 1 << 1, 24 RX_ATTENTION_FLAGS_MCAST_BCAST = 1 << 2, 25 RX_ATTENTION_FLAGS_PEER_IDX_INVALID = 1 << 3, 26 RX_ATTENTION_FLAGS_PEER_IDX_TIMEOUT = 1 << 4, 27 RX_ATTENTION_FLAGS_POWER_MGMT = 1 << 5, 28 RX_ATTENTION_FLAGS_NON_QOS = 1 << 6, 29 RX_ATTENTION_FLAGS_NULL_DATA = 1 << 7, 30 RX_ATTENTION_FLAGS_MGMT_TYPE = 1 << 8, 31 RX_ATTENTION_FLAGS_CTRL_TYPE = 1 << 9, 32 RX_ATTENTION_FLAGS_MORE_DATA = 1 << 10, 33 RX_ATTENTION_FLAGS_EOSP = 1 << 11, 34 RX_ATTENTION_FLAGS_U_APSD_TRIGGER = 1 << 12, 35 RX_ATTENTION_FLAGS_FRAGMENT = 1 << 13, 36 RX_ATTENTION_FLAGS_ORDER = 1 << 14, 37 RX_ATTENTION_FLAGS_CLASSIFICATION = 1 << 15, 38 RX_ATTENTION_FLAGS_OVERFLOW_ERR = 1 << 16, 39 RX_ATTENTION_FLAGS_MSDU_LENGTH_ERR = 1 << 17, 40 RX_ATTENTION_FLAGS_TCP_UDP_CHKSUM_FAIL = 1 << 18, 41 RX_ATTENTION_FLAGS_IP_CHKSUM_FAIL = 1 << 19, 42 RX_ATTENTION_FLAGS_SA_IDX_INVALID = 1 << 20, 43 RX_ATTENTION_FLAGS_DA_IDX_INVALID = 1 << 21, 44 RX_ATTENTION_FLAGS_SA_IDX_TIMEOUT = 1 << 22, 45 RX_ATTENTION_FLAGS_DA_IDX_TIMEOUT = 1 << 23, 46 RX_ATTENTION_FLAGS_ENCRYPT_REQUIRED = 1 << 24, 47 RX_ATTENTION_FLAGS_DIRECTED = 1 << 25, 48 RX_ATTENTION_FLAGS_BUFFER_FRAGMENT = 1 << 26, 49 RX_ATTENTION_FLAGS_MPDU_LENGTH_ERR = 1 << 27, 50 RX_ATTENTION_FLAGS_TKIP_MIC_ERR = 1 << 28, 51 RX_ATTENTION_FLAGS_DECRYPT_ERR = 1 << 29, 52 RX_ATTENTION_FLAGS_FCS_ERR = 1 << 30, 53 RX_ATTENTION_FLAGS_MSDU_DONE = 1 << 31, 54 }; 55 56 struct rx_attention { 57 __le32 flags; /* %RX_ATTENTION_FLAGS_ */ 58 } __packed; 59 60 /* 61 * first_mpdu 62 * Indicates the first MSDU of the PPDU. If both first_mpdu 63 * and last_mpdu are set in the MSDU then this is a not an 64 * A-MPDU frame but a stand alone MPDU. Interior MPDU in an 65 * A-MPDU shall have both first_mpdu and last_mpdu bits set to 66 * 0. The PPDU start status will only be valid when this bit 67 * is set. 68 * 69 * last_mpdu 70 * Indicates the last MSDU of the last MPDU of the PPDU. The 71 * PPDU end status will only be valid when this bit is set. 72 * 73 * mcast_bcast 74 * Multicast / broadcast indicator. Only set when the MAC 75 * address 1 bit 0 is set indicating mcast/bcast and the BSSID 76 * matches one of the 4 BSSID registers. Only set when 77 * first_msdu is set. 78 * 79 * peer_idx_invalid 80 * Indicates no matching entries within the the max search 81 * count. Only set when first_msdu is set. 82 * 83 * peer_idx_timeout 84 * Indicates an unsuccessful search for the peer index due to 85 * timeout. Only set when first_msdu is set. 86 * 87 * power_mgmt 88 * Power management bit set in the 802.11 header. Only set 89 * when first_msdu is set. 90 * 91 * non_qos 92 * Set if packet is not a non-QoS data frame. Only set when 93 * first_msdu is set. 94 * 95 * null_data 96 * Set if frame type indicates either null data or QoS null 97 * data format. Only set when first_msdu is set. 98 * 99 * mgmt_type 100 * Set if packet is a management packet. Only set when 101 * first_msdu is set. 102 * 103 * ctrl_type 104 * Set if packet is a control packet. Only set when first_msdu 105 * is set. 106 * 107 * more_data 108 * Set if more bit in frame control is set. Only set when 109 * first_msdu is set. 110 * 111 * eosp 112 * Set if the EOSP (end of service period) bit in the QoS 113 * control field is set. Only set when first_msdu is set. 114 * 115 * u_apsd_trigger 116 * Set if packet is U-APSD trigger. Key table will have bits 117 * per TID to indicate U-APSD trigger. 118 * 119 * fragment 120 * Indicates that this is an 802.11 fragment frame. This is 121 * set when either the more_frag bit is set in the frame 122 * control or the fragment number is not zero. Only set when 123 * first_msdu is set. 124 * 125 * order 126 * Set if the order bit in the frame control is set. Only set 127 * when first_msdu is set. 128 * 129 * classification 130 * Indicates that this status has a corresponding MSDU that 131 * requires FW processing. The OLE will have classification 132 * ring mask registers which will indicate the ring(s) for 133 * packets and descriptors which need FW attention. 134 * 135 * overflow_err 136 * PCU Receive FIFO does not have enough space to store the 137 * full receive packet. Enough space is reserved in the 138 * receive FIFO for the status is written. This MPDU remaining 139 * packets in the PPDU will be filtered and no Ack response 140 * will be transmitted. 141 * 142 * msdu_length_err 143 * Indicates that the MSDU length from the 802.3 encapsulated 144 * length field extends beyond the MPDU boundary. 145 * 146 * tcp_udp_chksum_fail 147 * Indicates that the computed checksum (tcp_udp_chksum) did 148 * not match the checksum in the TCP/UDP header. 149 * 150 * ip_chksum_fail 151 * Indicates that the computed checksum did not match the 152 * checksum in the IP header. 153 * 154 * sa_idx_invalid 155 * Indicates no matching entry was found in the address search 156 * table for the source MAC address. 157 * 158 * da_idx_invalid 159 * Indicates no matching entry was found in the address search 160 * table for the destination MAC address. 161 * 162 * sa_idx_timeout 163 * Indicates an unsuccessful search for the source MAC address 164 * due to the expiring of the search timer. 165 * 166 * da_idx_timeout 167 * Indicates an unsuccessful search for the destination MAC 168 * address due to the expiring of the search timer. 169 * 170 * encrypt_required 171 * Indicates that this data type frame is not encrypted even if 172 * the policy for this MPDU requires encryption as indicated in 173 * the peer table key type. 174 * 175 * directed 176 * MPDU is a directed packet which means that the RA matched 177 * our STA addresses. In proxySTA it means that the TA matched 178 * an entry in our address search table with the corresponding 179 * 'no_ack' bit is the address search entry cleared. 180 * 181 * buffer_fragment 182 * Indicates that at least one of the rx buffers has been 183 * fragmented. If set the FW should look at the rx_frag_info 184 * descriptor described below. 185 * 186 * mpdu_length_err 187 * Indicates that the MPDU was pre-maturely terminated 188 * resulting in a truncated MPDU. Don't trust the MPDU length 189 * field. 190 * 191 * tkip_mic_err 192 * Indicates that the MPDU Michael integrity check failed 193 * 194 * decrypt_err 195 * Indicates that the MPDU decrypt integrity check failed 196 * 197 * fcs_err 198 * Indicates that the MPDU FCS check failed 199 * 200 * msdu_done 201 * If set indicates that the RX packet data, RX header data, RX 202 * PPDU start descriptor, RX MPDU start/end descriptor, RX MSDU 203 * start/end descriptors and RX Attention descriptor are all 204 * valid. This bit must be in the last octet of the 205 * descriptor. 206 */ 207 208 struct rx_frag_info { 209 u8 ring0_more_count; 210 u8 ring1_more_count; 211 u8 ring2_more_count; 212 u8 ring3_more_count; 213 } __packed; 214 215 /* 216 * ring0_more_count 217 * Indicates the number of more buffers associated with RX DMA 218 * ring 0. Field is filled in by the RX_DMA. 219 * 220 * ring1_more_count 221 * Indicates the number of more buffers associated with RX DMA 222 * ring 1. Field is filled in by the RX_DMA. 223 * 224 * ring2_more_count 225 * Indicates the number of more buffers associated with RX DMA 226 * ring 2. Field is filled in by the RX_DMA. 227 * 228 * ring3_more_count 229 * Indicates the number of more buffers associated with RX DMA 230 * ring 3. Field is filled in by the RX_DMA. 231 */ 232 233 enum htt_rx_mpdu_encrypt_type { 234 HTT_RX_MPDU_ENCRYPT_WEP40 = 0, 235 HTT_RX_MPDU_ENCRYPT_WEP104 = 1, 236 HTT_RX_MPDU_ENCRYPT_TKIP_WITHOUT_MIC = 2, 237 HTT_RX_MPDU_ENCRYPT_WEP128 = 3, 238 HTT_RX_MPDU_ENCRYPT_TKIP_WPA = 4, 239 HTT_RX_MPDU_ENCRYPT_WAPI = 5, 240 HTT_RX_MPDU_ENCRYPT_AES_CCM_WPA2 = 6, 241 HTT_RX_MPDU_ENCRYPT_NONE = 7, 242 }; 243 244 #define RX_MPDU_START_INFO0_PEER_IDX_MASK 0x000007ff 245 #define RX_MPDU_START_INFO0_PEER_IDX_LSB 0 246 #define RX_MPDU_START_INFO0_SEQ_NUM_MASK 0x0fff0000 247 #define RX_MPDU_START_INFO0_SEQ_NUM_LSB 16 248 #define RX_MPDU_START_INFO0_ENCRYPT_TYPE_MASK 0xf0000000 249 #define RX_MPDU_START_INFO0_ENCRYPT_TYPE_LSB 28 250 #define RX_MPDU_START_INFO0_FROM_DS (1 << 11) 251 #define RX_MPDU_START_INFO0_TO_DS (1 << 12) 252 #define RX_MPDU_START_INFO0_ENCRYPTED (1 << 13) 253 #define RX_MPDU_START_INFO0_RETRY (1 << 14) 254 #define RX_MPDU_START_INFO0_TXBF_H_INFO (1 << 15) 255 256 #define RX_MPDU_START_INFO1_TID_MASK 0xf0000000 257 #define RX_MPDU_START_INFO1_TID_LSB 28 258 #define RX_MPDU_START_INFO1_DIRECTED (1 << 16) 259 260 struct rx_mpdu_start { 261 __le32 info0; 262 union { 263 struct { 264 __le32 pn31_0; 265 __le32 info1; /* %RX_MPDU_START_INFO1_ */ 266 } __packed; 267 struct { 268 u8 pn[6]; 269 } __packed; 270 } __packed; 271 } __packed; 272 273 /* 274 * peer_idx 275 * The index of the address search table which associated with 276 * the peer table entry corresponding to this MPDU. Only valid 277 * when first_msdu is set. 278 * 279 * fr_ds 280 * Set if the from DS bit is set in the frame control. Only 281 * valid when first_msdu is set. 282 * 283 * to_ds 284 * Set if the to DS bit is set in the frame control. Only 285 * valid when first_msdu is set. 286 * 287 * encrypted 288 * Protected bit from the frame control. Only valid when 289 * first_msdu is set. 290 * 291 * retry 292 * Retry bit from the frame control. Only valid when 293 * first_msdu is set. 294 * 295 * txbf_h_info 296 * The MPDU data will contain H information. Primarily used 297 * for debug. 298 * 299 * seq_num 300 * The sequence number from the 802.11 header. Only valid when 301 * first_msdu is set. 302 * 303 * encrypt_type 304 * Indicates type of decrypt cipher used (as defined in the 305 * peer table) 306 * 0: WEP40 307 * 1: WEP104 308 * 2: TKIP without MIC 309 * 3: WEP128 310 * 4: TKIP (WPA) 311 * 5: WAPI 312 * 6: AES-CCM (WPA2) 313 * 7: No cipher 314 * Only valid when first_msdu_is set 315 * 316 * pn_31_0 317 * Bits [31:0] of the PN number extracted from the IV field 318 * WEP: IV = {key_id_octet, pn2, pn1, pn0}. Only pn[23:0] is 319 * valid. 320 * TKIP: IV = {pn5, pn4, pn3, pn2, key_id_octet, pn0, 321 * WEPSeed[1], pn1}. Only pn[47:0] is valid. 322 * AES-CCM: IV = {pn5, pn4, pn3, pn2, key_id_octet, 0x0, pn1, 323 * pn0}. Only pn[47:0] is valid. 324 * WAPI: IV = {key_id_octet, 0x0, pn15, pn14, pn13, pn12, pn11, 325 * pn10, pn9, pn8, pn7, pn6, pn5, pn4, pn3, pn2, pn1, pn0}. 326 * The ext_wapi_pn[127:48] in the rx_msdu_misc descriptor and 327 * pn[47:0] are valid. 328 * Only valid when first_msdu is set. 329 * 330 * pn_47_32 331 * Bits [47:32] of the PN number. See description for 332 * pn_31_0. The remaining PN fields are in the rx_msdu_end 333 * descriptor 334 * 335 * pn 336 * Use this field to access the pn without worrying about 337 * byte-order and bitmasking/bitshifting. 338 * 339 * directed 340 * See definition in RX attention descriptor 341 * 342 * reserved_2 343 * Reserved: HW should fill with zero. FW should ignore. 344 * 345 * tid 346 * The TID field in the QoS control field 347 */ 348 349 #define RX_MPDU_END_INFO0_RESERVED_0_MASK 0x00001fff 350 #define RX_MPDU_END_INFO0_RESERVED_0_LSB 0 351 #define RX_MPDU_END_INFO0_POST_DELIM_CNT_MASK 0x0fff0000 352 #define RX_MPDU_END_INFO0_POST_DELIM_CNT_LSB 16 353 #define RX_MPDU_END_INFO0_OVERFLOW_ERR (1 << 13) 354 #define RX_MPDU_END_INFO0_LAST_MPDU (1 << 14) 355 #define RX_MPDU_END_INFO0_POST_DELIM_ERR (1 << 15) 356 #define RX_MPDU_END_INFO0_MPDU_LENGTH_ERR (1 << 28) 357 #define RX_MPDU_END_INFO0_TKIP_MIC_ERR (1 << 29) 358 #define RX_MPDU_END_INFO0_DECRYPT_ERR (1 << 30) 359 #define RX_MPDU_END_INFO0_FCS_ERR (1 << 31) 360 361 struct rx_mpdu_end { 362 __le32 info0; 363 } __packed; 364 365 /* 366 * reserved_0 367 * Reserved 368 * 369 * overflow_err 370 * PCU Receive FIFO does not have enough space to store the 371 * full receive packet. Enough space is reserved in the 372 * receive FIFO for the status is written. This MPDU remaining 373 * packets in the PPDU will be filtered and no Ack response 374 * will be transmitted. 375 * 376 * last_mpdu 377 * Indicates that this is the last MPDU of a PPDU. 378 * 379 * post_delim_err 380 * Indicates that a delimiter FCS error occurred after this 381 * MPDU before the next MPDU. Only valid when last_msdu is 382 * set. 383 * 384 * post_delim_cnt 385 * Count of the delimiters after this MPDU. This requires the 386 * last MPDU to be held until all the EOF descriptors have been 387 * received. This may be inefficient in the future when 388 * ML-MIMO is used. Only valid when last_mpdu is set. 389 * 390 * mpdu_length_err 391 * See definition in RX attention descriptor 392 * 393 * tkip_mic_err 394 * See definition in RX attention descriptor 395 * 396 * decrypt_err 397 * See definition in RX attention descriptor 398 * 399 * fcs_err 400 * See definition in RX attention descriptor 401 */ 402 403 #define RX_MSDU_START_INFO0_MSDU_LENGTH_MASK 0x00003fff 404 #define RX_MSDU_START_INFO0_MSDU_LENGTH_LSB 0 405 #define RX_MSDU_START_INFO0_IP_OFFSET_MASK 0x000fc000 406 #define RX_MSDU_START_INFO0_IP_OFFSET_LSB 14 407 #define RX_MSDU_START_INFO0_RING_MASK_MASK 0x00f00000 408 #define RX_MSDU_START_INFO0_RING_MASK_LSB 20 409 #define RX_MSDU_START_INFO0_TCP_UDP_OFFSET_MASK 0x7f000000 410 #define RX_MSDU_START_INFO0_TCP_UDP_OFFSET_LSB 24 411 412 #define RX_MSDU_START_INFO1_MSDU_NUMBER_MASK 0x000000ff 413 #define RX_MSDU_START_INFO1_MSDU_NUMBER_LSB 0 414 #define RX_MSDU_START_INFO1_DECAP_FORMAT_MASK 0x00000300 415 #define RX_MSDU_START_INFO1_DECAP_FORMAT_LSB 8 416 #define RX_MSDU_START_INFO1_SA_IDX_MASK 0x07ff0000 417 #define RX_MSDU_START_INFO1_SA_IDX_LSB 16 418 #define RX_MSDU_START_INFO1_IPV4_PROTO (1 << 10) 419 #define RX_MSDU_START_INFO1_IPV6_PROTO (1 << 11) 420 #define RX_MSDU_START_INFO1_TCP_PROTO (1 << 12) 421 #define RX_MSDU_START_INFO1_UDP_PROTO (1 << 13) 422 #define RX_MSDU_START_INFO1_IP_FRAG (1 << 14) 423 #define RX_MSDU_START_INFO1_TCP_ONLY_ACK (1 << 15) 424 425 #define RX_MSDU_START_INFO2_DA_IDX_MASK 0x000007ff 426 #define RX_MSDU_START_INFO2_DA_IDX_LSB 0 427 #define RX_MSDU_START_INFO2_IP_PROTO_FIELD_MASK 0x00ff0000 428 #define RX_MSDU_START_INFO2_IP_PROTO_FIELD_LSB 16 429 #define RX_MSDU_START_INFO2_DA_BCAST_MCAST BIT(11) 430 431 /* The decapped header (rx_hdr_status) contains the following: 432 * a) 802.11 header 433 * [padding to 4 bytes] 434 * b) HW crypto parameter 435 * - 0 bytes for no security 436 * - 4 bytes for WEP 437 * - 8 bytes for TKIP, AES 438 * [padding to 4 bytes] 439 * c) A-MSDU subframe header (14 bytes) if appliable 440 * d) LLC/SNAP (RFC1042, 8 bytes) 441 * 442 * In case of A-MSDU only first frame in sequence contains (a) and (b). 443 */ 444 enum rx_msdu_decap_format { 445 RX_MSDU_DECAP_RAW = 0, 446 447 /* Note: QoS frames are reported as non-QoS. The rx_hdr_status in 448 * htt_rx_desc contains the original decapped 802.11 header. 449 */ 450 RX_MSDU_DECAP_NATIVE_WIFI = 1, 451 452 /* Payload contains an ethernet header (struct ethhdr). */ 453 RX_MSDU_DECAP_ETHERNET2_DIX = 2, 454 455 /* Payload contains two 48-bit addresses and 2-byte length (14 bytes 456 * total), followed by an RFC1042 header (8 bytes). 457 */ 458 RX_MSDU_DECAP_8023_SNAP_LLC = 3 459 }; 460 461 struct rx_msdu_start_common { 462 __le32 info0; /* %RX_MSDU_START_INFO0_ */ 463 __le32 flow_id_crc; 464 __le32 info1; /* %RX_MSDU_START_INFO1_ */ 465 } __packed; 466 467 struct rx_msdu_start_qca99x0 { 468 __le32 info2; /* %RX_MSDU_START_INFO2_ */ 469 } __packed; 470 471 struct rx_msdu_start { 472 struct rx_msdu_start_common common; 473 union { 474 struct rx_msdu_start_qca99x0 qca99x0; 475 } __packed; 476 } __packed; 477 478 /* 479 * msdu_length 480 * MSDU length in bytes after decapsulation. This field is 481 * still valid for MPDU frames without A-MSDU. It still 482 * represents MSDU length after decapsulation 483 * 484 * ip_offset 485 * Indicates the IP offset in bytes from the start of the 486 * packet after decapsulation. Only valid if ipv4_proto or 487 * ipv6_proto is set. 488 * 489 * ring_mask 490 * Indicates the destination RX rings for this MSDU. 491 * 492 * tcp_udp_offset 493 * Indicates the offset in bytes to the start of TCP or UDP 494 * header from the start of the IP header after decapsulation. 495 * Only valid if tcp_prot or udp_prot is set. The value 0 496 * indicates that the offset is longer than 127 bytes. 497 * 498 * reserved_0c 499 * Reserved: HW should fill with zero. FW should ignore. 500 * 501 * flow_id_crc 502 * The flow_id_crc runs CRC32 on the following information: 503 * IPv4 option: dest_addr[31:0], src_addr [31:0], {24'b0, 504 * protocol[7:0]}. 505 * IPv6 option: dest_addr[127:0], src_addr [127:0], {24'b0, 506 * next_header[7:0]} 507 * UDP case: sort_port[15:0], dest_port[15:0] 508 * TCP case: sort_port[15:0], dest_port[15:0], 509 * {header_length[3:0], 6'b0, flags[5:0], window_size[15:0]}, 510 * {16'b0, urgent_ptr[15:0]}, all options except 32-bit 511 * timestamp. 512 * 513 * msdu_number 514 * Indicates the MSDU number within a MPDU. This value is 515 * reset to zero at the start of each MPDU. If the number of 516 * MSDU exceeds 255 this number will wrap using modulo 256. 517 * 518 * decap_format 519 * Indicates the format after decapsulation: 520 * 0: RAW: No decapsulation 521 * 1: Native WiFi 522 * 2: Ethernet 2 (DIX) 523 * 3: 802.3 (SNAP/LLC) 524 * 525 * ipv4_proto 526 * Set if L2 layer indicates IPv4 protocol. 527 * 528 * ipv6_proto 529 * Set if L2 layer indicates IPv6 protocol. 530 * 531 * tcp_proto 532 * Set if the ipv4_proto or ipv6_proto are set and the IP 533 * protocol indicates TCP. 534 * 535 * udp_proto 536 * Set if the ipv4_proto or ipv6_proto are set and the IP 537 * protocol indicates UDP. 538 * 539 * ip_frag 540 * Indicates that either the IP More frag bit is set or IP frag 541 * number is non-zero. If set indicates that this is a 542 * fragmented IP packet. 543 * 544 * tcp_only_ack 545 * Set if only the TCP Ack bit is set in the TCP flags and if 546 * the TCP payload is 0. 547 * 548 * sa_idx 549 * The offset in the address table which matches the MAC source 550 * address. 551 * 552 * reserved_2b 553 * Reserved: HW should fill with zero. FW should ignore. 554 */ 555 556 #define RX_MSDU_END_INFO0_REPORTED_MPDU_LENGTH_MASK 0x00003fff 557 #define RX_MSDU_END_INFO0_REPORTED_MPDU_LENGTH_LSB 0 558 #define RX_MSDU_END_INFO0_FIRST_MSDU (1 << 14) 559 #define RX_MSDU_END_INFO0_LAST_MSDU (1 << 15) 560 #define RX_MSDU_END_INFO0_PRE_DELIM_ERR (1 << 30) 561 #define RX_MSDU_END_INFO0_RESERVED_3B (1 << 31) 562 563 struct rx_msdu_end_common { 564 __le16 ip_hdr_cksum; 565 __le16 tcp_hdr_cksum; 566 u8 key_id_octet; 567 u8 classification_filter; 568 u8 wapi_pn[10]; 569 __le32 info0; 570 } __packed; 571 572 #define RX_MSDU_END_INFO1_TCP_FLAG_MASK 0x000001ff 573 #define RX_MSDU_END_INFO1_TCP_FLAG_LSB 0 574 #define RX_MSDU_END_INFO1_L3_HDR_PAD_MASK 0x00001c00 575 #define RX_MSDU_END_INFO1_L3_HDR_PAD_LSB 10 576 #define RX_MSDU_END_INFO1_WINDOW_SIZE_MASK 0xffff0000 577 #define RX_MSDU_END_INFO1_WINDOW_SIZE_LSB 16 578 #define RX_MSDU_END_INFO1_IRO_ELIGIBLE BIT(9) 579 580 #define RX_MSDU_END_INFO2_DA_OFFSET_MASK 0x0000003f 581 #define RX_MSDU_END_INFO2_DA_OFFSET_LSB 0 582 #define RX_MSDU_END_INFO2_SA_OFFSET_MASK 0x00000fc0 583 #define RX_MSDU_END_INFO2_SA_OFFSET_LSB 6 584 #define RX_MSDU_END_INFO2_TYPE_OFFSET_MASK 0x0003f000 585 #define RX_MSDU_END_INFO2_TYPE_OFFSET_LSB 12 586 587 struct rx_msdu_end_qca99x0 { 588 __le32 ipv6_crc; 589 __le32 tcp_seq_no; 590 __le32 tcp_ack_no; 591 __le32 info1; 592 __le32 info2; 593 } __packed; 594 595 struct rx_msdu_end { 596 struct rx_msdu_end_common common; 597 union { 598 struct rx_msdu_end_qca99x0 qca99x0; 599 } __packed; 600 } __packed; 601 602 /* 603 *ip_hdr_chksum 604 * This can include the IP header checksum or the pseudo header 605 * checksum used by TCP/UDP checksum. 606 * 607 *tcp_udp_chksum 608 * The value of the computed TCP/UDP checksum. A mode bit 609 * selects whether this checksum is the full checksum or the 610 * partial checksum which does not include the pseudo header. 611 * 612 *key_id_octet 613 * The key ID octet from the IV. Only valid when first_msdu is 614 * set. 615 * 616 *classification_filter 617 * Indicates the number classification filter rule 618 * 619 *ext_wapi_pn_63_48 620 * Extension PN (packet number) which is only used by WAPI. 621 * This corresponds to WAPI PN bits [63:48] (pn6 and pn7). The 622 * WAPI PN bits [63:0] are in the pn field of the rx_mpdu_start 623 * descriptor. 624 * 625 *ext_wapi_pn_95_64 626 * Extension PN (packet number) which is only used by WAPI. 627 * This corresponds to WAPI PN bits [95:64] (pn8, pn9, pn10 and 628 * pn11). 629 * 630 *ext_wapi_pn_127_96 631 * Extension PN (packet number) which is only used by WAPI. 632 * This corresponds to WAPI PN bits [127:96] (pn12, pn13, pn14, 633 * pn15). 634 * 635 *reported_mpdu_length 636 * MPDU length before decapsulation. Only valid when 637 * first_msdu is set. This field is taken directly from the 638 * length field of the A-MPDU delimiter or the preamble length 639 * field for non-A-MPDU frames. 640 * 641 *first_msdu 642 * Indicates the first MSDU of A-MSDU. If both first_msdu and 643 * last_msdu are set in the MSDU then this is a non-aggregated 644 * MSDU frame: normal MPDU. Interior MSDU in an A-MSDU shall 645 * have both first_mpdu and last_mpdu bits set to 0. 646 * 647 *last_msdu 648 * Indicates the last MSDU of the A-MSDU. MPDU end status is 649 * only valid when last_msdu is set. 650 * 651 *reserved_3a 652 * Reserved: HW should fill with zero. FW should ignore. 653 * 654 *pre_delim_err 655 * Indicates that the first delimiter had a FCS failure. Only 656 * valid when first_mpdu and first_msdu are set. 657 * 658 *reserved_3b 659 * Reserved: HW should fill with zero. FW should ignore. 660 */ 661 662 #define HTT_RX_PPDU_START_PREAMBLE_LEGACY 0x04 663 #define HTT_RX_PPDU_START_PREAMBLE_HT 0x08 664 #define HTT_RX_PPDU_START_PREAMBLE_HT_WITH_TXBF 0x09 665 #define HTT_RX_PPDU_START_PREAMBLE_VHT 0x0C 666 #define HTT_RX_PPDU_START_PREAMBLE_VHT_WITH_TXBF 0x0D 667 668 #define RX_PPDU_START_INFO0_IS_GREENFIELD (1 << 0) 669 670 #define RX_PPDU_START_INFO1_L_SIG_RATE_MASK 0x0000000f 671 #define RX_PPDU_START_INFO1_L_SIG_RATE_LSB 0 672 #define RX_PPDU_START_INFO1_L_SIG_LENGTH_MASK 0x0001ffe0 673 #define RX_PPDU_START_INFO1_L_SIG_LENGTH_LSB 5 674 #define RX_PPDU_START_INFO1_L_SIG_TAIL_MASK 0x00fc0000 675 #define RX_PPDU_START_INFO1_L_SIG_TAIL_LSB 18 676 #define RX_PPDU_START_INFO1_PREAMBLE_TYPE_MASK 0xff000000 677 #define RX_PPDU_START_INFO1_PREAMBLE_TYPE_LSB 24 678 #define RX_PPDU_START_INFO1_L_SIG_RATE_SELECT (1 << 4) 679 #define RX_PPDU_START_INFO1_L_SIG_PARITY (1 << 17) 680 681 #define RX_PPDU_START_INFO2_HT_SIG_VHT_SIG_A_1_MASK 0x00ffffff 682 #define RX_PPDU_START_INFO2_HT_SIG_VHT_SIG_A_1_LSB 0 683 684 #define RX_PPDU_START_INFO3_HT_SIG_VHT_SIG_A_2_MASK 0x00ffffff 685 #define RX_PPDU_START_INFO3_HT_SIG_VHT_SIG_A_2_LSB 0 686 #define RX_PPDU_START_INFO3_TXBF_H_INFO (1 << 24) 687 688 #define RX_PPDU_START_INFO4_VHT_SIG_B_MASK 0x1fffffff 689 #define RX_PPDU_START_INFO4_VHT_SIG_B_LSB 0 690 691 #define RX_PPDU_START_INFO5_SERVICE_MASK 0x0000ffff 692 #define RX_PPDU_START_INFO5_SERVICE_LSB 0 693 694 /* No idea what this flag means. It seems to be always set in rate. */ 695 #define RX_PPDU_START_RATE_FLAG BIT(3) 696 697 struct rx_ppdu_start { 698 struct { 699 u8 pri20_mhz; 700 u8 ext20_mhz; 701 u8 ext40_mhz; 702 u8 ext80_mhz; 703 } rssi_chains[4]; 704 u8 rssi_comb; 705 __le16 rsvd0; 706 u8 info0; /* %RX_PPDU_START_INFO0_ */ 707 __le32 info1; /* %RX_PPDU_START_INFO1_ */ 708 __le32 info2; /* %RX_PPDU_START_INFO2_ */ 709 __le32 info3; /* %RX_PPDU_START_INFO3_ */ 710 __le32 info4; /* %RX_PPDU_START_INFO4_ */ 711 __le32 info5; /* %RX_PPDU_START_INFO5_ */ 712 } __packed; 713 714 /* 715 * rssi_chain0_pri20 716 * RSSI of RX PPDU on chain 0 of primary 20 MHz bandwidth. 717 * Value of 0x80 indicates invalid. 718 * 719 * rssi_chain0_sec20 720 * RSSI of RX PPDU on chain 0 of secondary 20 MHz bandwidth. 721 * Value of 0x80 indicates invalid. 722 * 723 * rssi_chain0_sec40 724 * RSSI of RX PPDU on chain 0 of secondary 40 MHz bandwidth. 725 * Value of 0x80 indicates invalid. 726 * 727 * rssi_chain0_sec80 728 * RSSI of RX PPDU on chain 0 of secondary 80 MHz bandwidth. 729 * Value of 0x80 indicates invalid. 730 * 731 * rssi_chain1_pri20 732 * RSSI of RX PPDU on chain 1 of primary 20 MHz bandwidth. 733 * Value of 0x80 indicates invalid. 734 * 735 * rssi_chain1_sec20 736 * RSSI of RX PPDU on chain 1 of secondary 20 MHz bandwidth. 737 * Value of 0x80 indicates invalid. 738 * 739 * rssi_chain1_sec40 740 * RSSI of RX PPDU on chain 1 of secondary 40 MHz bandwidth. 741 * Value of 0x80 indicates invalid. 742 * 743 * rssi_chain1_sec80 744 * RSSI of RX PPDU on chain 1 of secondary 80 MHz bandwidth. 745 * Value of 0x80 indicates invalid. 746 * 747 * rssi_chain2_pri20 748 * RSSI of RX PPDU on chain 2 of primary 20 MHz bandwidth. 749 * Value of 0x80 indicates invalid. 750 * 751 * rssi_chain2_sec20 752 * RSSI of RX PPDU on chain 2 of secondary 20 MHz bandwidth. 753 * Value of 0x80 indicates invalid. 754 * 755 * rssi_chain2_sec40 756 * RSSI of RX PPDU on chain 2 of secondary 40 MHz bandwidth. 757 * Value of 0x80 indicates invalid. 758 * 759 * rssi_chain2_sec80 760 * RSSI of RX PPDU on chain 2 of secondary 80 MHz bandwidth. 761 * Value of 0x80 indicates invalid. 762 * 763 * rssi_chain3_pri20 764 * RSSI of RX PPDU on chain 3 of primary 20 MHz bandwidth. 765 * Value of 0x80 indicates invalid. 766 * 767 * rssi_chain3_sec20 768 * RSSI of RX PPDU on chain 3 of secondary 20 MHz bandwidth. 769 * Value of 0x80 indicates invalid. 770 * 771 * rssi_chain3_sec40 772 * RSSI of RX PPDU on chain 3 of secondary 40 MHz bandwidth. 773 * Value of 0x80 indicates invalid. 774 * 775 * rssi_chain3_sec80 776 * RSSI of RX PPDU on chain 3 of secondary 80 MHz bandwidth. 777 * Value of 0x80 indicates invalid. 778 * 779 * rssi_comb 780 * The combined RSSI of RX PPDU of all active chains and 781 * bandwidths. Value of 0x80 indicates invalid. 782 * 783 * reserved_4a 784 * Reserved: HW should fill with 0, FW should ignore. 785 * 786 * is_greenfield 787 * Do we really support this? 788 * 789 * reserved_4b 790 * Reserved: HW should fill with 0, FW should ignore. 791 * 792 * l_sig_rate 793 * If l_sig_rate_select is 0: 794 * 0x8: OFDM 48 Mbps 795 * 0x9: OFDM 24 Mbps 796 * 0xA: OFDM 12 Mbps 797 * 0xB: OFDM 6 Mbps 798 * 0xC: OFDM 54 Mbps 799 * 0xD: OFDM 36 Mbps 800 * 0xE: OFDM 18 Mbps 801 * 0xF: OFDM 9 Mbps 802 * If l_sig_rate_select is 1: 803 * 0x8: CCK 11 Mbps long preamble 804 * 0x9: CCK 5.5 Mbps long preamble 805 * 0xA: CCK 2 Mbps long preamble 806 * 0xB: CCK 1 Mbps long preamble 807 * 0xC: CCK 11 Mbps short preamble 808 * 0xD: CCK 5.5 Mbps short preamble 809 * 0xE: CCK 2 Mbps short preamble 810 * 811 * l_sig_rate_select 812 * Legacy signal rate select. If set then l_sig_rate indicates 813 * CCK rates. If clear then l_sig_rate indicates OFDM rates. 814 * 815 * l_sig_length 816 * Length of legacy frame in octets. 817 * 818 * l_sig_parity 819 * Odd parity over l_sig_rate and l_sig_length 820 * 821 * l_sig_tail 822 * Tail bits for Viterbi decoder 823 * 824 * preamble_type 825 * Indicates the type of preamble ahead: 826 * 0x4: Legacy (OFDM/CCK) 827 * 0x8: HT 828 * 0x9: HT with TxBF 829 * 0xC: VHT 830 * 0xD: VHT with TxBF 831 * 0x80 - 0xFF: Reserved for special baseband data types such 832 * as radar and spectral scan. 833 * 834 * ht_sig_vht_sig_a_1 835 * If preamble_type == 0x8 or 0x9 836 * HT-SIG (first 24 bits) 837 * If preamble_type == 0xC or 0xD 838 * VHT-SIG A (first 24 bits) 839 * Else 840 * Reserved 841 * 842 * reserved_6 843 * Reserved: HW should fill with 0, FW should ignore. 844 * 845 * ht_sig_vht_sig_a_2 846 * If preamble_type == 0x8 or 0x9 847 * HT-SIG (last 24 bits) 848 * If preamble_type == 0xC or 0xD 849 * VHT-SIG A (last 24 bits) 850 * Else 851 * Reserved 852 * 853 * txbf_h_info 854 * Indicates that the packet data carries H information which 855 * is used for TxBF debug. 856 * 857 * reserved_7 858 * Reserved: HW should fill with 0, FW should ignore. 859 * 860 * vht_sig_b 861 * WiFi 1.0 and WiFi 2.0 will likely have this field to be all 862 * 0s since the BB does not plan on decoding VHT SIG-B. 863 * 864 * reserved_8 865 * Reserved: HW should fill with 0, FW should ignore. 866 * 867 * service 868 * Service field from BB for OFDM, HT and VHT packets. CCK 869 * packets will have service field of 0. 870 * 871 * reserved_9 872 * Reserved: HW should fill with 0, FW should ignore. 873 */ 874 875 #define RX_PPDU_END_FLAGS_PHY_ERR (1 << 0) 876 #define RX_PPDU_END_FLAGS_RX_LOCATION (1 << 1) 877 #define RX_PPDU_END_FLAGS_TXBF_H_INFO (1 << 2) 878 879 #define RX_PPDU_END_INFO0_RX_ANTENNA_MASK 0x00ffffff 880 #define RX_PPDU_END_INFO0_RX_ANTENNA_LSB 0 881 #define RX_PPDU_END_INFO0_FLAGS_TX_HT_VHT_ACK (1 << 24) 882 #define RX_PPDU_END_INFO0_BB_CAPTURED_CHANNEL (1 << 25) 883 884 #define RX_PPDU_END_INFO1_PEER_IDX_MASK 0x1ffc 885 #define RX_PPDU_END_INFO1_PEER_IDX_LSB 2 886 #define RX_PPDU_END_INFO1_BB_DATA BIT(0) 887 #define RX_PPDU_END_INFO1_PEER_IDX_VALID BIT(1) 888 #define RX_PPDU_END_INFO1_PPDU_DONE BIT(15) 889 890 struct rx_ppdu_end_common { 891 __le32 evm_p0; 892 __le32 evm_p1; 893 __le32 evm_p2; 894 __le32 evm_p3; 895 __le32 evm_p4; 896 __le32 evm_p5; 897 __le32 evm_p6; 898 __le32 evm_p7; 899 __le32 evm_p8; 900 __le32 evm_p9; 901 __le32 evm_p10; 902 __le32 evm_p11; 903 __le32 evm_p12; 904 __le32 evm_p13; 905 __le32 evm_p14; 906 __le32 evm_p15; 907 __le32 tsf_timestamp; 908 __le32 wb_timestamp; 909 } __packed; 910 911 struct rx_ppdu_end_qca988x { 912 u8 locationing_timestamp; 913 u8 phy_err_code; 914 __le16 flags; /* %RX_PPDU_END_FLAGS_ */ 915 __le32 info0; /* %RX_PPDU_END_INFO0_ */ 916 __le16 bb_length; 917 __le16 info1; /* %RX_PPDU_END_INFO1_ */ 918 } __packed; 919 920 #define RX_PPDU_END_RTT_CORRELATION_VALUE_MASK 0x00ffffff 921 #define RX_PPDU_END_RTT_CORRELATION_VALUE_LSB 0 922 #define RX_PPDU_END_RTT_UNUSED_MASK 0x7f000000 923 #define RX_PPDU_END_RTT_UNUSED_LSB 24 924 #define RX_PPDU_END_RTT_NORMAL_MODE BIT(31) 925 926 struct rx_ppdu_end_qca6174 { 927 u8 locationing_timestamp; 928 u8 phy_err_code; 929 __le16 flags; /* %RX_PPDU_END_FLAGS_ */ 930 __le32 info0; /* %RX_PPDU_END_INFO0_ */ 931 __le32 rtt; /* %RX_PPDU_END_RTT_ */ 932 __le16 bb_length; 933 __le16 info1; /* %RX_PPDU_END_INFO1_ */ 934 } __packed; 935 936 #define RX_PKT_END_INFO0_RX_SUCCESS BIT(0) 937 #define RX_PKT_END_INFO0_ERR_TX_INTERRUPT_RX BIT(3) 938 #define RX_PKT_END_INFO0_ERR_OFDM_POWER_DROP BIT(4) 939 #define RX_PKT_END_INFO0_ERR_OFDM_RESTART BIT(5) 940 #define RX_PKT_END_INFO0_ERR_CCK_POWER_DROP BIT(6) 941 #define RX_PKT_END_INFO0_ERR_CCK_RESTART BIT(7) 942 943 #define RX_LOCATION_INFO_RTT_CORR_VAL_MASK 0x0001ffff 944 #define RX_LOCATION_INFO_RTT_CORR_VAL_LSB 0 945 #define RX_LOCATION_INFO_FAC_STATUS_MASK 0x000c0000 946 #define RX_LOCATION_INFO_FAC_STATUS_LSB 18 947 #define RX_LOCATION_INFO_PKT_BW_MASK 0x00700000 948 #define RX_LOCATION_INFO_PKT_BW_LSB 20 949 #define RX_LOCATION_INFO_RTT_TX_FRAME_PHASE_MASK 0x01800000 950 #define RX_LOCATION_INFO_RTT_TX_FRAME_PHASE_LSB 23 951 #define RX_LOCATION_INFO_CIR_STATUS BIT(17) 952 #define RX_LOCATION_INFO_RTT_MAC_PHY_PHASE BIT(25) 953 #define RX_LOCATION_INFO_RTT_TX_DATA_START_X BIT(26) 954 #define RX_LOCATION_INFO_HW_IFFT_MODE BIT(30) 955 #define RX_LOCATION_INFO_RX_LOCATION_VALID BIT(31) 956 957 struct rx_pkt_end { 958 __le32 info0; /* %RX_PKT_END_INFO0_ */ 959 __le32 phy_timestamp_1; 960 __le32 phy_timestamp_2; 961 } __packed; 962 963 #define RX_LOCATION_INFO0_RTT_FAC_LEGACY_MASK 0x00003fff 964 #define RX_LOCATION_INFO0_RTT_FAC_LEGACY_LSB 0 965 #define RX_LOCATION_INFO0_RTT_FAC_VHT_MASK 0x1fff8000 966 #define RX_LOCATION_INFO0_RTT_FAC_VHT_LSB 15 967 #define RX_LOCATION_INFO0_RTT_STRONGEST_CHAIN_MASK 0xc0000000 968 #define RX_LOCATION_INFO0_RTT_STRONGEST_CHAIN_LSB 30 969 #define RX_LOCATION_INFO0_RTT_FAC_LEGACY_STATUS BIT(14) 970 #define RX_LOCATION_INFO0_RTT_FAC_VHT_STATUS BIT(29) 971 972 #define RX_LOCATION_INFO1_RTT_PREAMBLE_TYPE_MASK 0x0000000c 973 #define RX_LOCATION_INFO1_RTT_PREAMBLE_TYPE_LSB 2 974 #define RX_LOCATION_INFO1_PKT_BW_MASK 0x00000030 975 #define RX_LOCATION_INFO1_PKT_BW_LSB 4 976 #define RX_LOCATION_INFO1_SKIP_P_SKIP_BTCF_MASK 0x0000ff00 977 #define RX_LOCATION_INFO1_SKIP_P_SKIP_BTCF_LSB 8 978 #define RX_LOCATION_INFO1_RTT_MSC_RATE_MASK 0x000f0000 979 #define RX_LOCATION_INFO1_RTT_MSC_RATE_LSB 16 980 #define RX_LOCATION_INFO1_RTT_PBD_LEG_BW_MASK 0x00300000 981 #define RX_LOCATION_INFO1_RTT_PBD_LEG_BW_LSB 20 982 #define RX_LOCATION_INFO1_TIMING_BACKOFF_MASK 0x07c00000 983 #define RX_LOCATION_INFO1_TIMING_BACKOFF_LSB 22 984 #define RX_LOCATION_INFO1_RTT_TX_FRAME_PHASE_MASK 0x18000000 985 #define RX_LOCATION_INFO1_RTT_TX_FRAME_PHASE_LSB 27 986 #define RX_LOCATION_INFO1_RTT_CFR_STATUS BIT(0) 987 #define RX_LOCATION_INFO1_RTT_CIR_STATUS BIT(1) 988 #define RX_LOCATION_INFO1_RTT_GI_TYPE BIT(7) 989 #define RX_LOCATION_INFO1_RTT_MAC_PHY_PHASE BIT(29) 990 #define RX_LOCATION_INFO1_RTT_TX_DATA_START_X_PHASE BIT(30) 991 #define RX_LOCATION_INFO1_RX_LOCATION_VALID BIT(31) 992 993 struct rx_location_info { 994 __le32 rx_location_info0; /* %RX_LOCATION_INFO0_ */ 995 __le32 rx_location_info1; /* %RX_LOCATION_INFO1_ */ 996 } __packed; 997 998 enum rx_phy_ppdu_end_info0 { 999 RX_PHY_PPDU_END_INFO0_ERR_RADAR = BIT(2), 1000 RX_PHY_PPDU_END_INFO0_ERR_RX_ABORT = BIT(3), 1001 RX_PHY_PPDU_END_INFO0_ERR_RX_NAP = BIT(4), 1002 RX_PHY_PPDU_END_INFO0_ERR_OFDM_TIMING = BIT(5), 1003 RX_PHY_PPDU_END_INFO0_ERR_OFDM_PARITY = BIT(6), 1004 RX_PHY_PPDU_END_INFO0_ERR_OFDM_RATE = BIT(7), 1005 RX_PHY_PPDU_END_INFO0_ERR_OFDM_LENGTH = BIT(8), 1006 RX_PHY_PPDU_END_INFO0_ERR_OFDM_RESTART = BIT(9), 1007 RX_PHY_PPDU_END_INFO0_ERR_OFDM_SERVICE = BIT(10), 1008 RX_PHY_PPDU_END_INFO0_ERR_OFDM_POWER_DROP = BIT(11), 1009 RX_PHY_PPDU_END_INFO0_ERR_CCK_BLOCKER = BIT(12), 1010 RX_PHY_PPDU_END_INFO0_ERR_CCK_TIMING = BIT(13), 1011 RX_PHY_PPDU_END_INFO0_ERR_CCK_HEADER_CRC = BIT(14), 1012 RX_PHY_PPDU_END_INFO0_ERR_CCK_RATE = BIT(15), 1013 RX_PHY_PPDU_END_INFO0_ERR_CCK_LENGTH = BIT(16), 1014 RX_PHY_PPDU_END_INFO0_ERR_CCK_RESTART = BIT(17), 1015 RX_PHY_PPDU_END_INFO0_ERR_CCK_SERVICE = BIT(18), 1016 RX_PHY_PPDU_END_INFO0_ERR_CCK_POWER_DROP = BIT(19), 1017 RX_PHY_PPDU_END_INFO0_ERR_HT_CRC = BIT(20), 1018 RX_PHY_PPDU_END_INFO0_ERR_HT_LENGTH = BIT(21), 1019 RX_PHY_PPDU_END_INFO0_ERR_HT_RATE = BIT(22), 1020 RX_PHY_PPDU_END_INFO0_ERR_HT_ZLF = BIT(23), 1021 RX_PHY_PPDU_END_INFO0_ERR_FALSE_RADAR_EXT = BIT(24), 1022 RX_PHY_PPDU_END_INFO0_ERR_GREEN_FIELD = BIT(25), 1023 RX_PHY_PPDU_END_INFO0_ERR_SPECTRAL_SCAN = BIT(26), 1024 RX_PHY_PPDU_END_INFO0_ERR_RX_DYN_BW = BIT(27), 1025 RX_PHY_PPDU_END_INFO0_ERR_LEG_HT_MISMATCH = BIT(28), 1026 RX_PHY_PPDU_END_INFO0_ERR_VHT_CRC = BIT(29), 1027 RX_PHY_PPDU_END_INFO0_ERR_VHT_SIGA = BIT(30), 1028 RX_PHY_PPDU_END_INFO0_ERR_VHT_LSIG = BIT(31), 1029 }; 1030 1031 enum rx_phy_ppdu_end_info1 { 1032 RX_PHY_PPDU_END_INFO1_ERR_VHT_NDP = BIT(0), 1033 RX_PHY_PPDU_END_INFO1_ERR_VHT_NSYM = BIT(1), 1034 RX_PHY_PPDU_END_INFO1_ERR_VHT_RX_EXT_SYM = BIT(2), 1035 RX_PHY_PPDU_END_INFO1_ERR_VHT_RX_SKIP_ID0 = BIT(3), 1036 RX_PHY_PPDU_END_INFO1_ERR_VHT_RX_SKIP_ID1_62 = BIT(4), 1037 RX_PHY_PPDU_END_INFO1_ERR_VHT_RX_SKIP_ID63 = BIT(5), 1038 RX_PHY_PPDU_END_INFO1_ERR_OFDM_LDPC_DECODER = BIT(6), 1039 RX_PHY_PPDU_END_INFO1_ERR_DEFER_NAP = BIT(7), 1040 RX_PHY_PPDU_END_INFO1_ERR_FDOMAIN_TIMEOUT = BIT(8), 1041 RX_PHY_PPDU_END_INFO1_ERR_LSIG_REL_CHECK = BIT(9), 1042 RX_PHY_PPDU_END_INFO1_ERR_BT_COLLISION = BIT(10), 1043 RX_PHY_PPDU_END_INFO1_ERR_MU_FEEDBACK = BIT(11), 1044 RX_PHY_PPDU_END_INFO1_ERR_TX_INTERRUPT_RX = BIT(12), 1045 RX_PHY_PPDU_END_INFO1_ERR_RX_CBF = BIT(13), 1046 }; 1047 1048 struct rx_phy_ppdu_end { 1049 __le32 info0; /* %RX_PHY_PPDU_END_INFO0_ */ 1050 __le32 info1; /* %RX_PHY_PPDU_END_INFO1_ */ 1051 } __packed; 1052 1053 #define RX_PPDU_END_RX_TIMING_OFFSET_MASK 0x00000fff 1054 #define RX_PPDU_END_RX_TIMING_OFFSET_LSB 0 1055 1056 #define RX_PPDU_END_RX_INFO_RX_ANTENNA_MASK 0x00ffffff 1057 #define RX_PPDU_END_RX_INFO_RX_ANTENNA_LSB 0 1058 #define RX_PPDU_END_RX_INFO_TX_HT_VHT_ACK BIT(24) 1059 #define RX_PPDU_END_RX_INFO_RX_PKT_END_VALID BIT(25) 1060 #define RX_PPDU_END_RX_INFO_RX_PHY_PPDU_END_VALID BIT(26) 1061 #define RX_PPDU_END_RX_INFO_RX_TIMING_OFFSET_VALID BIT(27) 1062 #define RX_PPDU_END_RX_INFO_BB_CAPTURED_CHANNEL BIT(28) 1063 #define RX_PPDU_END_RX_INFO_UNSUPPORTED_MU_NC BIT(29) 1064 #define RX_PPDU_END_RX_INFO_OTP_TXBF_DISABLE BIT(30) 1065 1066 struct rx_ppdu_end_qca99x0 { 1067 struct rx_pkt_end rx_pkt_end; 1068 __le32 rx_location_info; /* %RX_LOCATION_INFO_ */ 1069 struct rx_phy_ppdu_end rx_phy_ppdu_end; 1070 __le32 rx_timing_offset; /* %RX_PPDU_END_RX_TIMING_OFFSET_ */ 1071 __le32 rx_info; /* %RX_PPDU_END_RX_INFO_ */ 1072 __le16 bb_length; 1073 __le16 info1; /* %RX_PPDU_END_INFO1_ */ 1074 } __packed; 1075 1076 struct rx_ppdu_end_qca9984 { 1077 struct rx_pkt_end rx_pkt_end; 1078 struct rx_location_info rx_location_info; 1079 struct rx_phy_ppdu_end rx_phy_ppdu_end; 1080 __le32 rx_timing_offset; /* %RX_PPDU_END_RX_TIMING_OFFSET_ */ 1081 __le32 rx_info; /* %RX_PPDU_END_RX_INFO_ */ 1082 __le16 bb_length; 1083 __le16 info1; /* %RX_PPDU_END_INFO1_ */ 1084 } __packed; 1085 1086 struct rx_ppdu_end { 1087 struct rx_ppdu_end_common common; 1088 union { 1089 struct rx_ppdu_end_qca988x qca988x; 1090 struct rx_ppdu_end_qca6174 qca6174; 1091 struct rx_ppdu_end_qca99x0 qca99x0; 1092 struct rx_ppdu_end_qca9984 qca9984; 1093 } __packed; 1094 } __packed; 1095 1096 /* 1097 * evm_p0 1098 * EVM for pilot 0. Contain EVM for streams: 0, 1, 2 and 3. 1099 * 1100 * evm_p1 1101 * EVM for pilot 1. Contain EVM for streams: 0, 1, 2 and 3. 1102 * 1103 * evm_p2 1104 * EVM for pilot 2. Contain EVM for streams: 0, 1, 2 and 3. 1105 * 1106 * evm_p3 1107 * EVM for pilot 3. Contain EVM for streams: 0, 1, 2 and 3. 1108 * 1109 * evm_p4 1110 * EVM for pilot 4. Contain EVM for streams: 0, 1, 2 and 3. 1111 * 1112 * evm_p5 1113 * EVM for pilot 5. Contain EVM for streams: 0, 1, 2 and 3. 1114 * 1115 * evm_p6 1116 * EVM for pilot 6. Contain EVM for streams: 0, 1, 2 and 3. 1117 * 1118 * evm_p7 1119 * EVM for pilot 7. Contain EVM for streams: 0, 1, 2 and 3. 1120 * 1121 * evm_p8 1122 * EVM for pilot 8. Contain EVM for streams: 0, 1, 2 and 3. 1123 * 1124 * evm_p9 1125 * EVM for pilot 9. Contain EVM for streams: 0, 1, 2 and 3. 1126 * 1127 * evm_p10 1128 * EVM for pilot 10. Contain EVM for streams: 0, 1, 2 and 3. 1129 * 1130 * evm_p11 1131 * EVM for pilot 11. Contain EVM for streams: 0, 1, 2 and 3. 1132 * 1133 * evm_p12 1134 * EVM for pilot 12. Contain EVM for streams: 0, 1, 2 and 3. 1135 * 1136 * evm_p13 1137 * EVM for pilot 13. Contain EVM for streams: 0, 1, 2 and 3. 1138 * 1139 * evm_p14 1140 * EVM for pilot 14. Contain EVM for streams: 0, 1, 2 and 3. 1141 * 1142 * evm_p15 1143 * EVM for pilot 15. Contain EVM for streams: 0, 1, 2 and 3. 1144 * 1145 * tsf_timestamp 1146 * Receive TSF timestamp sampled on the rising edge of 1147 * rx_clear. For PHY errors this may be the current TSF when 1148 * phy_error is asserted if the rx_clear does not assert before 1149 * the end of the PHY error. 1150 * 1151 * wb_timestamp 1152 * WLAN/BT timestamp is a 1 usec resolution timestamp which 1153 * does not get updated based on receive beacon like TSF. The 1154 * same rules for capturing tsf_timestamp are used to capture 1155 * the wb_timestamp. 1156 * 1157 * locationing_timestamp 1158 * Timestamp used for locationing. This timestamp is used to 1159 * indicate fractions of usec. For example if the MAC clock is 1160 * running at 80 MHz, the timestamp will increment every 12.5 1161 * nsec. The value starts at 0 and increments to 79 and 1162 * returns to 0 and repeats. This information is valid for 1163 * every PPDU. This information can be used in conjunction 1164 * with wb_timestamp to capture large delta times. 1165 * 1166 * phy_err_code 1167 * See the 1.10.8.1.2 for the list of the PHY error codes. 1168 * 1169 * phy_err 1170 * Indicates a PHY error was detected for this PPDU. 1171 * 1172 * rx_location 1173 * Indicates that location information was requested. 1174 * 1175 * txbf_h_info 1176 * Indicates that the packet data carries H information which 1177 * is used for TxBF debug. 1178 * 1179 * reserved_18 1180 * Reserved: HW should fill with 0, FW should ignore. 1181 * 1182 * rx_antenna 1183 * Receive antenna value 1184 * 1185 * tx_ht_vht_ack 1186 * Indicates that a HT or VHT Ack/BA frame was transmitted in 1187 * response to this receive packet. 1188 * 1189 * bb_captured_channel 1190 * Indicates that the BB has captured a channel dump. FW can 1191 * then read the channel dump memory. This may indicate that 1192 * the channel was captured either based on PCU setting the 1193 * capture_channel bit BB descriptor or FW setting the 1194 * capture_channel mode bit. 1195 * 1196 * reserved_19 1197 * Reserved: HW should fill with 0, FW should ignore. 1198 * 1199 * bb_length 1200 * Indicates the number of bytes of baseband information for 1201 * PPDUs where the BB descriptor preamble type is 0x80 to 0xFF 1202 * which indicates that this is not a normal PPDU but rather 1203 * contains baseband debug information. 1204 * 1205 * reserved_20 1206 * Reserved: HW should fill with 0, FW should ignore. 1207 * 1208 * ppdu_done 1209 * PPDU end status is only valid when ppdu_done bit is set. 1210 * Every time HW sets this bit in memory FW/SW must clear this 1211 * bit in memory. FW will initialize all the ppdu_done dword 1212 * to 0. 1213 */ 1214 1215 #define FW_RX_DESC_INFO0_DISCARD (1 << 0) 1216 #define FW_RX_DESC_INFO0_FORWARD (1 << 1) 1217 #define FW_RX_DESC_INFO0_INSPECT (1 << 5) 1218 #define FW_RX_DESC_INFO0_EXT_MASK 0xC0 1219 #define FW_RX_DESC_INFO0_EXT_LSB 6 1220 1221 struct fw_rx_desc_base { 1222 u8 info0; 1223 } __packed; 1224 1225 #endif /* _RX_DESC_H_ */ 1226