1 /* 2 * Copyright (c) 2004-2011 Atheros Communications Inc. 3 * Copyright (c) 2011-2012 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 #include <linux/ip.h> 19 #include <linux/in.h> 20 #include "core.h" 21 #include "debug.h" 22 #include "testmode.h" 23 #include "trace.h" 24 #include "../regd.h" 25 #include "../regd_common.h" 26 27 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx); 28 29 static const s32 wmi_rate_tbl[][2] = { 30 /* {W/O SGI, with SGI} */ 31 {1000, 1000}, 32 {2000, 2000}, 33 {5500, 5500}, 34 {11000, 11000}, 35 {6000, 6000}, 36 {9000, 9000}, 37 {12000, 12000}, 38 {18000, 18000}, 39 {24000, 24000}, 40 {36000, 36000}, 41 {48000, 48000}, 42 {54000, 54000}, 43 {6500, 7200}, 44 {13000, 14400}, 45 {19500, 21700}, 46 {26000, 28900}, 47 {39000, 43300}, 48 {52000, 57800}, 49 {58500, 65000}, 50 {65000, 72200}, 51 {13500, 15000}, 52 {27000, 30000}, 53 {40500, 45000}, 54 {54000, 60000}, 55 {81000, 90000}, 56 {108000, 120000}, 57 {121500, 135000}, 58 {135000, 150000}, 59 {0, 0} 60 }; 61 62 static const s32 wmi_rate_tbl_mcs15[][2] = { 63 /* {W/O SGI, with SGI} */ 64 {1000, 1000}, 65 {2000, 2000}, 66 {5500, 5500}, 67 {11000, 11000}, 68 {6000, 6000}, 69 {9000, 9000}, 70 {12000, 12000}, 71 {18000, 18000}, 72 {24000, 24000}, 73 {36000, 36000}, 74 {48000, 48000}, 75 {54000, 54000}, 76 {6500, 7200}, /* HT 20, MCS 0 */ 77 {13000, 14400}, 78 {19500, 21700}, 79 {26000, 28900}, 80 {39000, 43300}, 81 {52000, 57800}, 82 {58500, 65000}, 83 {65000, 72200}, 84 {13000, 14400}, /* HT 20, MCS 8 */ 85 {26000, 28900}, 86 {39000, 43300}, 87 {52000, 57800}, 88 {78000, 86700}, 89 {104000, 115600}, 90 {117000, 130000}, 91 {130000, 144400}, /* HT 20, MCS 15 */ 92 {13500, 15000}, /*HT 40, MCS 0 */ 93 {27000, 30000}, 94 {40500, 45000}, 95 {54000, 60000}, 96 {81000, 90000}, 97 {108000, 120000}, 98 {121500, 135000}, 99 {135000, 150000}, 100 {27000, 30000}, /*HT 40, MCS 8 */ 101 {54000, 60000}, 102 {81000, 90000}, 103 {108000, 120000}, 104 {162000, 180000}, 105 {216000, 240000}, 106 {243000, 270000}, 107 {270000, 300000}, /*HT 40, MCS 15 */ 108 {0, 0} 109 }; 110 111 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */ 112 static const u8 up_to_ac[] = { 113 WMM_AC_BE, 114 WMM_AC_BK, 115 WMM_AC_BK, 116 WMM_AC_BE, 117 WMM_AC_VI, 118 WMM_AC_VI, 119 WMM_AC_VO, 120 WMM_AC_VO, 121 }; 122 123 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id) 124 { 125 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX)) 126 return; 127 128 wmi->ep_id = ep_id; 129 } 130 131 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi) 132 { 133 return wmi->ep_id; 134 } 135 136 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx) 137 { 138 struct ath6kl_vif *vif, *found = NULL; 139 140 if (WARN_ON(if_idx > (ar->vif_max - 1))) 141 return NULL; 142 143 /* FIXME: Locking */ 144 spin_lock_bh(&ar->list_lock); 145 list_for_each_entry(vif, &ar->vif_list, list) { 146 if (vif->fw_vif_idx == if_idx) { 147 found = vif; 148 break; 149 } 150 } 151 spin_unlock_bh(&ar->list_lock); 152 153 return found; 154 } 155 156 /* Performs DIX to 802.3 encapsulation for transmit packets. 157 * Assumes the entire DIX header is contiguous and that there is 158 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers. 159 */ 160 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb) 161 { 162 struct ath6kl_llc_snap_hdr *llc_hdr; 163 struct ethhdr *eth_hdr; 164 size_t new_len; 165 __be16 type; 166 u8 *datap; 167 u16 size; 168 169 if (WARN_ON(skb == NULL)) 170 return -EINVAL; 171 172 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr); 173 if (skb_headroom(skb) < size) 174 return -ENOMEM; 175 176 eth_hdr = (struct ethhdr *) skb->data; 177 type = eth_hdr->h_proto; 178 179 if (!is_ethertype(be16_to_cpu(type))) { 180 ath6kl_dbg(ATH6KL_DBG_WMI, 181 "%s: pkt is already in 802.3 format\n", __func__); 182 return 0; 183 } 184 185 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr); 186 187 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr)); 188 datap = skb->data; 189 190 eth_hdr->h_proto = cpu_to_be16(new_len); 191 192 memcpy(datap, eth_hdr, sizeof(*eth_hdr)); 193 194 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr)); 195 llc_hdr->dsap = 0xAA; 196 llc_hdr->ssap = 0xAA; 197 llc_hdr->cntl = 0x03; 198 llc_hdr->org_code[0] = 0x0; 199 llc_hdr->org_code[1] = 0x0; 200 llc_hdr->org_code[2] = 0x0; 201 llc_hdr->eth_type = type; 202 203 return 0; 204 } 205 206 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb, 207 u8 *version, void *tx_meta_info) 208 { 209 struct wmi_tx_meta_v1 *v1; 210 struct wmi_tx_meta_v2 *v2; 211 212 if (WARN_ON(skb == NULL || version == NULL)) 213 return -EINVAL; 214 215 switch (*version) { 216 case WMI_META_VERSION_1: 217 skb_push(skb, WMI_MAX_TX_META_SZ); 218 v1 = (struct wmi_tx_meta_v1 *) skb->data; 219 v1->pkt_id = 0; 220 v1->rate_plcy_id = 0; 221 *version = WMI_META_VERSION_1; 222 break; 223 case WMI_META_VERSION_2: 224 skb_push(skb, WMI_MAX_TX_META_SZ); 225 v2 = (struct wmi_tx_meta_v2 *) skb->data; 226 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info, 227 sizeof(struct wmi_tx_meta_v2)); 228 break; 229 } 230 231 return 0; 232 } 233 234 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb, 235 u8 msg_type, u32 flags, 236 enum wmi_data_hdr_data_type data_type, 237 u8 meta_ver, void *tx_meta_info, u8 if_idx) 238 { 239 struct wmi_data_hdr *data_hdr; 240 int ret; 241 242 if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1))) 243 return -EINVAL; 244 245 if (tx_meta_info) { 246 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info); 247 if (ret) 248 return ret; 249 } 250 251 skb_push(skb, sizeof(struct wmi_data_hdr)); 252 253 data_hdr = (struct wmi_data_hdr *)skb->data; 254 memset(data_hdr, 0, sizeof(struct wmi_data_hdr)); 255 256 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT; 257 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT; 258 259 if (flags & WMI_DATA_HDR_FLAGS_MORE) 260 data_hdr->info |= WMI_DATA_HDR_MORE; 261 262 if (flags & WMI_DATA_HDR_FLAGS_EOSP) 263 data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP); 264 265 data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT); 266 data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 267 268 return 0; 269 } 270 271 u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri) 272 { 273 struct iphdr *ip_hdr = (struct iphdr *) pkt; 274 u8 ip_pri; 275 276 /* 277 * Determine IPTOS priority 278 * 279 * IP-TOS - 8bits 280 * : DSCP(6-bits) ECN(2-bits) 281 * : DSCP - P2 P1 P0 X X X 282 * where (P2 P1 P0) form 802.1D 283 */ 284 ip_pri = ip_hdr->tos >> 5; 285 ip_pri &= 0x7; 286 287 if ((layer2_pri & 0x7) > ip_pri) 288 return (u8) layer2_pri & 0x7; 289 else 290 return ip_pri; 291 } 292 293 u8 ath6kl_wmi_get_traffic_class(u8 user_priority) 294 { 295 return up_to_ac[user_priority & 0x7]; 296 } 297 298 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx, 299 struct sk_buff *skb, 300 u32 layer2_priority, bool wmm_enabled, 301 u8 *ac) 302 { 303 struct wmi_data_hdr *data_hdr; 304 struct ath6kl_llc_snap_hdr *llc_hdr; 305 struct wmi_create_pstream_cmd cmd; 306 u32 meta_size, hdr_size; 307 u16 ip_type = IP_ETHERTYPE; 308 u8 stream_exist, usr_pri; 309 u8 traffic_class = WMM_AC_BE; 310 u8 *datap; 311 312 if (WARN_ON(skb == NULL)) 313 return -EINVAL; 314 315 datap = skb->data; 316 data_hdr = (struct wmi_data_hdr *) datap; 317 318 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) & 319 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0; 320 321 if (!wmm_enabled) { 322 /* If WMM is disabled all traffic goes as BE traffic */ 323 usr_pri = 0; 324 } else { 325 hdr_size = sizeof(struct ethhdr); 326 327 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + 328 sizeof(struct 329 wmi_data_hdr) + 330 meta_size + hdr_size); 331 332 if (llc_hdr->eth_type == htons(ip_type)) { 333 /* 334 * Extract the endpoint info from the TOS field 335 * in the IP header. 336 */ 337 usr_pri = 338 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) + 339 sizeof(struct ath6kl_llc_snap_hdr), 340 layer2_priority); 341 } else { 342 usr_pri = layer2_priority & 0x7; 343 } 344 345 /* 346 * Queue the EAPOL frames in the same WMM_AC_VO queue 347 * as that of management frames. 348 */ 349 if (skb->protocol == cpu_to_be16(ETH_P_PAE)) 350 usr_pri = WMI_VOICE_USER_PRIORITY; 351 } 352 353 /* 354 * workaround for WMM S5 355 * 356 * FIXME: wmi->traffic_class is always 100 so this test doesn't 357 * make sense 358 */ 359 if ((wmi->traffic_class == WMM_AC_VI) && 360 ((usr_pri == 5) || (usr_pri == 4))) 361 usr_pri = 1; 362 363 /* Convert user priority to traffic class */ 364 traffic_class = up_to_ac[usr_pri & 0x7]; 365 366 wmi_data_hdr_set_up(data_hdr, usr_pri); 367 368 spin_lock_bh(&wmi->lock); 369 stream_exist = wmi->fat_pipe_exist; 370 spin_unlock_bh(&wmi->lock); 371 372 if (!(stream_exist & (1 << traffic_class))) { 373 memset(&cmd, 0, sizeof(cmd)); 374 cmd.traffic_class = traffic_class; 375 cmd.user_pri = usr_pri; 376 cmd.inactivity_int = 377 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT); 378 /* Implicit streams are created with TSID 0xFF */ 379 cmd.tsid = WMI_IMPLICIT_PSTREAM; 380 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd); 381 } 382 383 *ac = traffic_class; 384 385 return 0; 386 } 387 388 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb) 389 { 390 struct ieee80211_hdr_3addr *pwh, wh; 391 struct ath6kl_llc_snap_hdr *llc_hdr; 392 struct ethhdr eth_hdr; 393 u32 hdr_size; 394 u8 *datap; 395 __le16 sub_type; 396 397 if (WARN_ON(skb == NULL)) 398 return -EINVAL; 399 400 datap = skb->data; 401 pwh = (struct ieee80211_hdr_3addr *) datap; 402 403 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE); 404 405 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr)); 406 407 /* Strip off the 802.11 header */ 408 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) { 409 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr), 410 sizeof(u32)); 411 skb_pull(skb, hdr_size); 412 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) { 413 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr)); 414 } 415 416 datap = skb->data; 417 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap); 418 419 memset(ð_hdr, 0, sizeof(eth_hdr)); 420 eth_hdr.h_proto = llc_hdr->eth_type; 421 422 switch ((le16_to_cpu(wh.frame_control)) & 423 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { 424 case IEEE80211_FCTL_TODS: 425 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN); 426 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 427 break; 428 case IEEE80211_FCTL_FROMDS: 429 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 430 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN); 431 break; 432 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: 433 break; 434 default: 435 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 436 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 437 break; 438 } 439 440 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 441 skb_push(skb, sizeof(eth_hdr)); 442 443 datap = skb->data; 444 445 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 446 447 return 0; 448 } 449 450 /* 451 * Performs 802.3 to DIX encapsulation for received packets. 452 * Assumes the entire 802.3 header is contiguous. 453 */ 454 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb) 455 { 456 struct ath6kl_llc_snap_hdr *llc_hdr; 457 struct ethhdr eth_hdr; 458 u8 *datap; 459 460 if (WARN_ON(skb == NULL)) 461 return -EINVAL; 462 463 datap = skb->data; 464 465 memcpy(ð_hdr, datap, sizeof(eth_hdr)); 466 467 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr)); 468 eth_hdr.h_proto = llc_hdr->eth_type; 469 470 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 471 datap = skb->data; 472 473 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 474 475 return 0; 476 } 477 478 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len) 479 { 480 struct tx_complete_msg_v1 *msg_v1; 481 struct wmi_tx_complete_event *evt; 482 int index; 483 u16 size; 484 485 evt = (struct wmi_tx_complete_event *) datap; 486 487 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n", 488 evt->num_msg, evt->msg_len, evt->msg_type); 489 490 for (index = 0; index < evt->num_msg; index++) { 491 size = sizeof(struct wmi_tx_complete_event) + 492 (index * sizeof(struct tx_complete_msg_v1)); 493 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size); 494 495 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n", 496 msg_v1->status, msg_v1->pkt_id, 497 msg_v1->rate_idx, msg_v1->ack_failures); 498 } 499 500 return 0; 501 } 502 503 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap, 504 int len, struct ath6kl_vif *vif) 505 { 506 struct wmi_remain_on_chnl_event *ev; 507 u32 freq; 508 u32 dur; 509 struct ieee80211_channel *chan; 510 struct ath6kl *ar = wmi->parent_dev; 511 u32 id; 512 513 if (len < sizeof(*ev)) 514 return -EINVAL; 515 516 ev = (struct wmi_remain_on_chnl_event *) datap; 517 freq = le32_to_cpu(ev->freq); 518 dur = le32_to_cpu(ev->duration); 519 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n", 520 freq, dur); 521 chan = ieee80211_get_channel(ar->wiphy, freq); 522 if (!chan) { 523 ath6kl_dbg(ATH6KL_DBG_WMI, 524 "remain_on_chnl: Unknown channel (freq=%u)\n", 525 freq); 526 return -EINVAL; 527 } 528 id = vif->last_roc_id; 529 cfg80211_ready_on_channel(&vif->wdev, id, chan, 530 dur, GFP_ATOMIC); 531 532 return 0; 533 } 534 535 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi, 536 u8 *datap, int len, 537 struct ath6kl_vif *vif) 538 { 539 struct wmi_cancel_remain_on_chnl_event *ev; 540 u32 freq; 541 u32 dur; 542 struct ieee80211_channel *chan; 543 struct ath6kl *ar = wmi->parent_dev; 544 u32 id; 545 546 if (len < sizeof(*ev)) 547 return -EINVAL; 548 549 ev = (struct wmi_cancel_remain_on_chnl_event *) datap; 550 freq = le32_to_cpu(ev->freq); 551 dur = le32_to_cpu(ev->duration); 552 ath6kl_dbg(ATH6KL_DBG_WMI, 553 "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n", 554 freq, dur, ev->status); 555 chan = ieee80211_get_channel(ar->wiphy, freq); 556 if (!chan) { 557 ath6kl_dbg(ATH6KL_DBG_WMI, 558 "cancel_remain_on_chnl: Unknown channel (freq=%u)\n", 559 freq); 560 return -EINVAL; 561 } 562 if (vif->last_cancel_roc_id && 563 vif->last_cancel_roc_id + 1 == vif->last_roc_id) 564 id = vif->last_cancel_roc_id; /* event for cancel command */ 565 else 566 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */ 567 vif->last_cancel_roc_id = 0; 568 cfg80211_remain_on_channel_expired(&vif->wdev, id, chan, GFP_ATOMIC); 569 570 return 0; 571 } 572 573 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len, 574 struct ath6kl_vif *vif) 575 { 576 struct wmi_tx_status_event *ev; 577 u32 id; 578 579 if (len < sizeof(*ev)) 580 return -EINVAL; 581 582 ev = (struct wmi_tx_status_event *) datap; 583 id = le32_to_cpu(ev->id); 584 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n", 585 id, ev->ack_status); 586 if (wmi->last_mgmt_tx_frame) { 587 cfg80211_mgmt_tx_status(&vif->wdev, id, 588 wmi->last_mgmt_tx_frame, 589 wmi->last_mgmt_tx_frame_len, 590 !!ev->ack_status, GFP_ATOMIC); 591 kfree(wmi->last_mgmt_tx_frame); 592 wmi->last_mgmt_tx_frame = NULL; 593 wmi->last_mgmt_tx_frame_len = 0; 594 } 595 596 return 0; 597 } 598 599 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len, 600 struct ath6kl_vif *vif) 601 { 602 struct wmi_p2p_rx_probe_req_event *ev; 603 u32 freq; 604 u16 dlen; 605 606 if (len < sizeof(*ev)) 607 return -EINVAL; 608 609 ev = (struct wmi_p2p_rx_probe_req_event *) datap; 610 freq = le32_to_cpu(ev->freq); 611 dlen = le16_to_cpu(ev->len); 612 if (datap + len < ev->data + dlen) { 613 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: len=%d dlen=%u\n", 614 len, dlen); 615 return -EINVAL; 616 } 617 ath6kl_dbg(ATH6KL_DBG_WMI, 618 "rx_probe_req: len=%u freq=%u probe_req_report=%d\n", 619 dlen, freq, vif->probe_req_report); 620 621 if (vif->probe_req_report || vif->nw_type == AP_NETWORK) 622 cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0); 623 624 return 0; 625 } 626 627 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len) 628 { 629 struct wmi_p2p_capabilities_event *ev; 630 u16 dlen; 631 632 if (len < sizeof(*ev)) 633 return -EINVAL; 634 635 ev = (struct wmi_p2p_capabilities_event *) datap; 636 dlen = le16_to_cpu(ev->len); 637 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen); 638 639 return 0; 640 } 641 642 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len, 643 struct ath6kl_vif *vif) 644 { 645 struct wmi_rx_action_event *ev; 646 u32 freq; 647 u16 dlen; 648 649 if (len < sizeof(*ev)) 650 return -EINVAL; 651 652 ev = (struct wmi_rx_action_event *) datap; 653 freq = le32_to_cpu(ev->freq); 654 dlen = le16_to_cpu(ev->len); 655 if (datap + len < ev->data + dlen) { 656 ath6kl_err("invalid wmi_rx_action_event: len=%d dlen=%u\n", 657 len, dlen); 658 return -EINVAL; 659 } 660 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq); 661 cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0); 662 663 return 0; 664 } 665 666 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len) 667 { 668 struct wmi_p2p_info_event *ev; 669 u32 flags; 670 u16 dlen; 671 672 if (len < sizeof(*ev)) 673 return -EINVAL; 674 675 ev = (struct wmi_p2p_info_event *) datap; 676 flags = le32_to_cpu(ev->info_req_flags); 677 dlen = le16_to_cpu(ev->len); 678 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen); 679 680 if (flags & P2P_FLAG_CAPABILITIES_REQ) { 681 struct wmi_p2p_capabilities *cap; 682 if (dlen < sizeof(*cap)) 683 return -EINVAL; 684 cap = (struct wmi_p2p_capabilities *) ev->data; 685 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n", 686 cap->go_power_save); 687 } 688 689 if (flags & P2P_FLAG_MACADDR_REQ) { 690 struct wmi_p2p_macaddr *mac; 691 if (dlen < sizeof(*mac)) 692 return -EINVAL; 693 mac = (struct wmi_p2p_macaddr *) ev->data; 694 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n", 695 mac->mac_addr); 696 } 697 698 if (flags & P2P_FLAG_HMODEL_REQ) { 699 struct wmi_p2p_hmodel *mod; 700 if (dlen < sizeof(*mod)) 701 return -EINVAL; 702 mod = (struct wmi_p2p_hmodel *) ev->data; 703 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n", 704 mod->p2p_model, 705 mod->p2p_model ? "host" : "firmware"); 706 } 707 return 0; 708 } 709 710 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size) 711 { 712 struct sk_buff *skb; 713 714 skb = ath6kl_buf_alloc(size); 715 if (!skb) 716 return NULL; 717 718 skb_put(skb, size); 719 if (size) 720 memset(skb->data, 0, size); 721 722 return skb; 723 } 724 725 /* Send a "simple" wmi command -- one with no arguments */ 726 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx, 727 enum wmi_cmd_id cmd_id) 728 { 729 struct sk_buff *skb; 730 int ret; 731 732 skb = ath6kl_wmi_get_new_buf(0); 733 if (!skb) 734 return -ENOMEM; 735 736 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG); 737 738 return ret; 739 } 740 741 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len) 742 { 743 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap; 744 745 if (len < sizeof(struct wmi_ready_event_2)) 746 return -EINVAL; 747 748 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr, 749 le32_to_cpu(ev->sw_version), 750 le32_to_cpu(ev->abi_version), ev->phy_cap); 751 752 return 0; 753 } 754 755 /* 756 * Mechanism to modify the roaming behavior in the firmware. The lower rssi 757 * at which the station has to roam can be passed with 758 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level 759 * in dBm. 760 */ 761 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi) 762 { 763 struct sk_buff *skb; 764 struct roam_ctrl_cmd *cmd; 765 766 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 767 if (!skb) 768 return -ENOMEM; 769 770 cmd = (struct roam_ctrl_cmd *) skb->data; 771 772 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD); 773 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi + 774 DEF_SCAN_FOR_ROAM_INTVL); 775 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi); 776 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR; 777 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS; 778 779 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 780 NO_SYNC_WMIFLAG); 781 } 782 783 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) 784 { 785 struct sk_buff *skb; 786 struct roam_ctrl_cmd *cmd; 787 788 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 789 if (!skb) 790 return -ENOMEM; 791 792 cmd = (struct roam_ctrl_cmd *) skb->data; 793 794 memcpy(cmd->info.bssid, bssid, ETH_ALEN); 795 cmd->roam_ctrl = WMI_FORCE_ROAM; 796 797 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid); 798 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 799 NO_SYNC_WMIFLAG); 800 } 801 802 int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx, 803 u32 beacon_intvl) 804 { 805 struct sk_buff *skb; 806 struct set_beacon_int_cmd *cmd; 807 808 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 809 if (!skb) 810 return -ENOMEM; 811 812 cmd = (struct set_beacon_int_cmd *) skb->data; 813 814 cmd->beacon_intvl = cpu_to_le32(beacon_intvl); 815 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 816 WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG); 817 } 818 819 int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period) 820 { 821 struct sk_buff *skb; 822 struct set_dtim_cmd *cmd; 823 824 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 825 if (!skb) 826 return -ENOMEM; 827 828 cmd = (struct set_dtim_cmd *) skb->data; 829 830 cmd->dtim_period = cpu_to_le32(dtim_period); 831 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 832 WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG); 833 } 834 835 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) 836 { 837 struct sk_buff *skb; 838 struct roam_ctrl_cmd *cmd; 839 840 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 841 if (!skb) 842 return -ENOMEM; 843 844 cmd = (struct roam_ctrl_cmd *) skb->data; 845 846 cmd->info.roam_mode = mode; 847 cmd->roam_ctrl = WMI_SET_ROAM_MODE; 848 849 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode); 850 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 851 NO_SYNC_WMIFLAG); 852 } 853 854 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len, 855 struct ath6kl_vif *vif) 856 { 857 struct wmi_connect_event *ev; 858 u8 *pie, *peie; 859 860 if (len < sizeof(struct wmi_connect_event)) 861 return -EINVAL; 862 863 ev = (struct wmi_connect_event *) datap; 864 865 if (vif->nw_type == AP_NETWORK) { 866 /* AP mode start/STA connected event */ 867 struct net_device *dev = vif->ndev; 868 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) { 869 ath6kl_dbg(ATH6KL_DBG_WMI, 870 "%s: freq %d bssid %pM (AP started)\n", 871 __func__, le16_to_cpu(ev->u.ap_bss.ch), 872 ev->u.ap_bss.bssid); 873 ath6kl_connect_ap_mode_bss( 874 vif, le16_to_cpu(ev->u.ap_bss.ch)); 875 } else { 876 ath6kl_dbg(ATH6KL_DBG_WMI, 877 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n", 878 __func__, ev->u.ap_sta.aid, 879 ev->u.ap_sta.mac_addr, 880 ev->u.ap_sta.auth, 881 ev->u.ap_sta.keymgmt, 882 le16_to_cpu(ev->u.ap_sta.cipher), 883 ev->u.ap_sta.apsd_info); 884 885 ath6kl_connect_ap_mode_sta( 886 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr, 887 ev->u.ap_sta.keymgmt, 888 le16_to_cpu(ev->u.ap_sta.cipher), 889 ev->u.ap_sta.auth, ev->assoc_req_len, 890 ev->assoc_info + ev->beacon_ie_len, 891 ev->u.ap_sta.apsd_info); 892 } 893 return 0; 894 } 895 896 /* STA/IBSS mode connection event */ 897 898 ath6kl_dbg(ATH6KL_DBG_WMI, 899 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n", 900 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid, 901 le16_to_cpu(ev->u.sta.listen_intvl), 902 le16_to_cpu(ev->u.sta.beacon_intvl), 903 le32_to_cpu(ev->u.sta.nw_type)); 904 905 /* Start of assoc rsp IEs */ 906 pie = ev->assoc_info + ev->beacon_ie_len + 907 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */ 908 909 /* End of assoc rsp IEs */ 910 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len + 911 ev->assoc_resp_len; 912 913 while (pie < peie) { 914 switch (*pie) { 915 case WLAN_EID_VENDOR_SPECIFIC: 916 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 && 917 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) { 918 /* WMM OUT (00:50:F2) */ 919 if (pie[1] > 5 && 920 pie[6] == WMM_PARAM_OUI_SUBTYPE) 921 wmi->is_wmm_enabled = true; 922 } 923 break; 924 } 925 926 if (wmi->is_wmm_enabled) 927 break; 928 929 pie += pie[1] + 2; 930 } 931 932 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch), 933 ev->u.sta.bssid, 934 le16_to_cpu(ev->u.sta.listen_intvl), 935 le16_to_cpu(ev->u.sta.beacon_intvl), 936 le32_to_cpu(ev->u.sta.nw_type), 937 ev->beacon_ie_len, ev->assoc_req_len, 938 ev->assoc_resp_len, ev->assoc_info); 939 940 return 0; 941 } 942 943 static struct country_code_to_enum_rd * 944 ath6kl_regd_find_country(u16 countryCode) 945 { 946 int i; 947 948 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 949 if (allCountries[i].countryCode == countryCode) 950 return &allCountries[i]; 951 } 952 953 return NULL; 954 } 955 956 static struct reg_dmn_pair_mapping * 957 ath6kl_get_regpair(u16 regdmn) 958 { 959 int i; 960 961 if (regdmn == NO_ENUMRD) 962 return NULL; 963 964 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { 965 if (regDomainPairs[i].reg_domain == regdmn) 966 return ®DomainPairs[i]; 967 } 968 969 return NULL; 970 } 971 972 static struct country_code_to_enum_rd * 973 ath6kl_regd_find_country_by_rd(u16 regdmn) 974 { 975 int i; 976 977 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 978 if (allCountries[i].regDmnEnum == regdmn) 979 return &allCountries[i]; 980 } 981 982 return NULL; 983 } 984 985 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) 986 { 987 struct ath6kl_wmi_regdomain *ev; 988 struct country_code_to_enum_rd *country = NULL; 989 struct reg_dmn_pair_mapping *regpair = NULL; 990 char alpha2[2]; 991 u32 reg_code; 992 993 ev = (struct ath6kl_wmi_regdomain *) datap; 994 reg_code = le32_to_cpu(ev->reg_code); 995 996 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) { 997 country = ath6kl_regd_find_country((u16) reg_code); 998 } else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { 999 regpair = ath6kl_get_regpair((u16) reg_code); 1000 country = ath6kl_regd_find_country_by_rd((u16) reg_code); 1001 if (regpair) 1002 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", 1003 regpair->reg_domain); 1004 else 1005 ath6kl_warn("Regpair not found reg_code 0x%0x\n", 1006 reg_code); 1007 } 1008 1009 if (country && wmi->parent_dev->wiphy_registered) { 1010 alpha2[0] = country->isoName[0]; 1011 alpha2[1] = country->isoName[1]; 1012 1013 regulatory_hint(wmi->parent_dev->wiphy, alpha2); 1014 1015 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n", 1016 alpha2[0], alpha2[1]); 1017 } 1018 } 1019 1020 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len, 1021 struct ath6kl_vif *vif) 1022 { 1023 struct wmi_disconnect_event *ev; 1024 wmi->traffic_class = 100; 1025 1026 if (len < sizeof(struct wmi_disconnect_event)) 1027 return -EINVAL; 1028 1029 ev = (struct wmi_disconnect_event *) datap; 1030 1031 ath6kl_dbg(ATH6KL_DBG_WMI, 1032 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n", 1033 le16_to_cpu(ev->proto_reason_status), ev->bssid, 1034 ev->disconn_reason, ev->assoc_resp_len); 1035 1036 wmi->is_wmm_enabled = false; 1037 1038 ath6kl_disconnect_event(vif, ev->disconn_reason, 1039 ev->bssid, ev->assoc_resp_len, ev->assoc_info, 1040 le16_to_cpu(ev->proto_reason_status)); 1041 1042 return 0; 1043 } 1044 1045 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len) 1046 { 1047 struct wmi_peer_node_event *ev; 1048 1049 if (len < sizeof(struct wmi_peer_node_event)) 1050 return -EINVAL; 1051 1052 ev = (struct wmi_peer_node_event *) datap; 1053 1054 if (ev->event_code == PEER_NODE_JOIN_EVENT) 1055 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n", 1056 ev->peer_mac_addr); 1057 else if (ev->event_code == PEER_NODE_LEAVE_EVENT) 1058 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n", 1059 ev->peer_mac_addr); 1060 1061 return 0; 1062 } 1063 1064 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len, 1065 struct ath6kl_vif *vif) 1066 { 1067 struct wmi_tkip_micerr_event *ev; 1068 1069 if (len < sizeof(struct wmi_tkip_micerr_event)) 1070 return -EINVAL; 1071 1072 ev = (struct wmi_tkip_micerr_event *) datap; 1073 1074 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast); 1075 1076 return 0; 1077 } 1078 1079 void ath6kl_wmi_sscan_timer(struct timer_list *t) 1080 { 1081 struct ath6kl_vif *vif = from_timer(vif, t, sched_scan_timer); 1082 1083 cfg80211_sched_scan_results(vif->ar->wiphy, 0); 1084 } 1085 1086 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, 1087 struct ath6kl_vif *vif) 1088 { 1089 struct wmi_bss_info_hdr2 *bih; 1090 u8 *buf; 1091 struct ieee80211_channel *channel; 1092 struct ath6kl *ar = wmi->parent_dev; 1093 struct cfg80211_bss *bss; 1094 1095 if (len <= sizeof(struct wmi_bss_info_hdr2)) 1096 return -EINVAL; 1097 1098 bih = (struct wmi_bss_info_hdr2 *) datap; 1099 buf = datap + sizeof(struct wmi_bss_info_hdr2); 1100 len -= sizeof(struct wmi_bss_info_hdr2); 1101 1102 ath6kl_dbg(ATH6KL_DBG_WMI, 1103 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" " 1104 "frame_type=%d\n", 1105 bih->ch, bih->snr, bih->snr - 95, bih->bssid, 1106 bih->frame_type); 1107 1108 if (bih->frame_type != BEACON_FTYPE && 1109 bih->frame_type != PROBERESP_FTYPE) 1110 return 0; /* Only update BSS table for now */ 1111 1112 if (bih->frame_type == BEACON_FTYPE && 1113 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) { 1114 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 1115 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 1116 NONE_BSS_FILTER, 0); 1117 } 1118 1119 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch)); 1120 if (channel == NULL) 1121 return -EINVAL; 1122 1123 if (len < 8 + 2 + 2) 1124 return -EINVAL; 1125 1126 if (bih->frame_type == BEACON_FTYPE && 1127 test_bit(CONNECTED, &vif->flags) && 1128 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) { 1129 const u8 *tim; 1130 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2, 1131 len - 8 - 2 - 2); 1132 if (tim && tim[1] >= 2) { 1133 vif->assoc_bss_dtim_period = tim[3]; 1134 set_bit(DTIM_PERIOD_AVAIL, &vif->flags); 1135 } 1136 } 1137 1138 bss = cfg80211_inform_bss(ar->wiphy, channel, 1139 bih->frame_type == BEACON_FTYPE ? 1140 CFG80211_BSS_FTYPE_BEACON : 1141 CFG80211_BSS_FTYPE_PRESP, 1142 bih->bssid, get_unaligned_le64((__le64 *)buf), 1143 get_unaligned_le16(((__le16 *)buf) + 5), 1144 get_unaligned_le16(((__le16 *)buf) + 4), 1145 buf + 8 + 2 + 2, len - 8 - 2 - 2, 1146 (bih->snr - 95) * 100, GFP_ATOMIC); 1147 if (bss == NULL) 1148 return -ENOMEM; 1149 cfg80211_put_bss(ar->wiphy, bss); 1150 1151 /* 1152 * Firmware doesn't return any event when scheduled scan has 1153 * finished, so we need to use a timer to find out when there are 1154 * no more results. 1155 * 1156 * The timer is started from the first bss info received, otherwise 1157 * the timer would not ever fire if the scan interval is short 1158 * enough. 1159 */ 1160 if (test_bit(SCHED_SCANNING, &vif->flags) && 1161 !timer_pending(&vif->sched_scan_timer)) { 1162 mod_timer(&vif->sched_scan_timer, jiffies + 1163 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY)); 1164 } 1165 1166 return 0; 1167 } 1168 1169 /* Inactivity timeout of a fatpipe(pstream) at the target */ 1170 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, 1171 int len) 1172 { 1173 struct wmi_pstream_timeout_event *ev; 1174 1175 if (len < sizeof(struct wmi_pstream_timeout_event)) 1176 return -EINVAL; 1177 1178 ev = (struct wmi_pstream_timeout_event *) datap; 1179 1180 /* 1181 * When the pstream (fat pipe == AC) timesout, it means there were 1182 * no thinStreams within this pstream & it got implicitly created 1183 * due to data flow on this AC. We start the inactivity timer only 1184 * for implicitly created pstream. Just reset the host state. 1185 */ 1186 spin_lock_bh(&wmi->lock); 1187 wmi->stream_exist_for_ac[ev->traffic_class] = 0; 1188 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class); 1189 spin_unlock_bh(&wmi->lock); 1190 1191 /* Indicate inactivity to driver layer for this fatpipe (pstream) */ 1192 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false); 1193 1194 return 0; 1195 } 1196 1197 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len) 1198 { 1199 struct wmi_bit_rate_reply *reply; 1200 s32 rate; 1201 u32 sgi, index; 1202 1203 if (len < sizeof(struct wmi_bit_rate_reply)) 1204 return -EINVAL; 1205 1206 reply = (struct wmi_bit_rate_reply *) datap; 1207 1208 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index); 1209 1210 if (reply->rate_index == (s8) RATE_AUTO) { 1211 rate = RATE_AUTO; 1212 } else { 1213 index = reply->rate_index & 0x7f; 1214 if (WARN_ON_ONCE(index > (RATE_MCS_7_40 + 1))) 1215 return -EINVAL; 1216 1217 sgi = (reply->rate_index & 0x80) ? 1 : 0; 1218 rate = wmi_rate_tbl[index][sgi]; 1219 } 1220 1221 ath6kl_wakeup_event(wmi->parent_dev); 1222 1223 return 0; 1224 } 1225 1226 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len) 1227 { 1228 ath6kl_tm_rx_event(wmi->parent_dev, datap, len); 1229 1230 return 0; 1231 } 1232 1233 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len) 1234 { 1235 if (len < sizeof(struct wmi_fix_rates_reply)) 1236 return -EINVAL; 1237 1238 ath6kl_wakeup_event(wmi->parent_dev); 1239 1240 return 0; 1241 } 1242 1243 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len) 1244 { 1245 if (len < sizeof(struct wmi_channel_list_reply)) 1246 return -EINVAL; 1247 1248 ath6kl_wakeup_event(wmi->parent_dev); 1249 1250 return 0; 1251 } 1252 1253 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len) 1254 { 1255 struct wmi_tx_pwr_reply *reply; 1256 1257 if (len < sizeof(struct wmi_tx_pwr_reply)) 1258 return -EINVAL; 1259 1260 reply = (struct wmi_tx_pwr_reply *) datap; 1261 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM); 1262 1263 return 0; 1264 } 1265 1266 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len) 1267 { 1268 if (len < sizeof(struct wmi_get_keepalive_cmd)) 1269 return -EINVAL; 1270 1271 ath6kl_wakeup_event(wmi->parent_dev); 1272 1273 return 0; 1274 } 1275 1276 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len, 1277 struct ath6kl_vif *vif) 1278 { 1279 struct wmi_scan_complete_event *ev; 1280 1281 ev = (struct wmi_scan_complete_event *) datap; 1282 1283 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status)); 1284 wmi->is_probe_ssid = false; 1285 1286 return 0; 1287 } 1288 1289 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap, 1290 int len, struct ath6kl_vif *vif) 1291 { 1292 struct wmi_neighbor_report_event *ev; 1293 u8 i; 1294 1295 if (len < sizeof(*ev)) 1296 return -EINVAL; 1297 ev = (struct wmi_neighbor_report_event *) datap; 1298 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info) 1299 > len) { 1300 ath6kl_dbg(ATH6KL_DBG_WMI, 1301 "truncated neighbor event (num=%d len=%d)\n", 1302 ev->num_neighbors, len); 1303 return -EINVAL; 1304 } 1305 for (i = 0; i < ev->num_neighbors; i++) { 1306 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n", 1307 i + 1, ev->num_neighbors, ev->neighbor[i].bssid, 1308 ev->neighbor[i].bss_flags); 1309 cfg80211_pmksa_candidate_notify(vif->ndev, i, 1310 ev->neighbor[i].bssid, 1311 !!(ev->neighbor[i].bss_flags & 1312 WMI_PREAUTH_CAPABLE_BSS), 1313 GFP_ATOMIC); 1314 } 1315 1316 return 0; 1317 } 1318 1319 /* 1320 * Target is reporting a programming error. This is for 1321 * developer aid only. Target only checks a few common violations 1322 * and it is responsibility of host to do all error checking. 1323 * Behavior of target after wmi error event is undefined. 1324 * A reset is recommended. 1325 */ 1326 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len) 1327 { 1328 const char *type = "unknown error"; 1329 struct wmi_cmd_error_event *ev; 1330 ev = (struct wmi_cmd_error_event *) datap; 1331 1332 switch (ev->err_code) { 1333 case INVALID_PARAM: 1334 type = "invalid parameter"; 1335 break; 1336 case ILLEGAL_STATE: 1337 type = "invalid state"; 1338 break; 1339 case INTERNAL_ERROR: 1340 type = "internal error"; 1341 break; 1342 } 1343 1344 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n", 1345 ev->cmd_id, type); 1346 1347 return 0; 1348 } 1349 1350 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len, 1351 struct ath6kl_vif *vif) 1352 { 1353 ath6kl_tgt_stats_event(vif, datap, len); 1354 1355 return 0; 1356 } 1357 1358 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi, 1359 struct sq_threshold_params *sq_thresh, 1360 u32 size) 1361 { 1362 u32 index; 1363 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1]; 1364 1365 /* The list is already in sorted order. Get the next lower value */ 1366 for (index = 0; index < size; index++) { 1367 if (rssi < sq_thresh->upper_threshold[index]) { 1368 threshold = (u8) sq_thresh->upper_threshold[index]; 1369 break; 1370 } 1371 } 1372 1373 return threshold; 1374 } 1375 1376 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi, 1377 struct sq_threshold_params *sq_thresh, 1378 u32 size) 1379 { 1380 u32 index; 1381 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1]; 1382 1383 /* The list is already in sorted order. Get the next lower value */ 1384 for (index = 0; index < size; index++) { 1385 if (rssi > sq_thresh->lower_threshold[index]) { 1386 threshold = (u8) sq_thresh->lower_threshold[index]; 1387 break; 1388 } 1389 } 1390 1391 return threshold; 1392 } 1393 1394 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi, 1395 struct wmi_rssi_threshold_params_cmd *rssi_cmd) 1396 { 1397 struct sk_buff *skb; 1398 struct wmi_rssi_threshold_params_cmd *cmd; 1399 1400 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1401 if (!skb) 1402 return -ENOMEM; 1403 1404 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data; 1405 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd)); 1406 1407 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID, 1408 NO_SYNC_WMIFLAG); 1409 } 1410 1411 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap, 1412 int len) 1413 { 1414 struct wmi_rssi_threshold_event *reply; 1415 struct wmi_rssi_threshold_params_cmd cmd; 1416 struct sq_threshold_params *sq_thresh; 1417 enum wmi_rssi_threshold_val new_threshold; 1418 u8 upper_rssi_threshold, lower_rssi_threshold; 1419 s16 rssi; 1420 int ret; 1421 1422 if (len < sizeof(struct wmi_rssi_threshold_event)) 1423 return -EINVAL; 1424 1425 reply = (struct wmi_rssi_threshold_event *) datap; 1426 new_threshold = (enum wmi_rssi_threshold_val) reply->range; 1427 rssi = a_sle16_to_cpu(reply->rssi); 1428 1429 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI]; 1430 1431 /* 1432 * Identify the threshold breached and communicate that to the app. 1433 * After that install a new set of thresholds based on the signal 1434 * quality reported by the target 1435 */ 1436 if (new_threshold) { 1437 /* Upper threshold breached */ 1438 if (rssi < sq_thresh->upper_threshold[0]) { 1439 ath6kl_dbg(ATH6KL_DBG_WMI, 1440 "spurious upper rssi threshold event: %d\n", 1441 rssi); 1442 } else if ((rssi < sq_thresh->upper_threshold[1]) && 1443 (rssi >= sq_thresh->upper_threshold[0])) { 1444 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE; 1445 } else if ((rssi < sq_thresh->upper_threshold[2]) && 1446 (rssi >= sq_thresh->upper_threshold[1])) { 1447 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE; 1448 } else if ((rssi < sq_thresh->upper_threshold[3]) && 1449 (rssi >= sq_thresh->upper_threshold[2])) { 1450 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE; 1451 } else if ((rssi < sq_thresh->upper_threshold[4]) && 1452 (rssi >= sq_thresh->upper_threshold[3])) { 1453 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE; 1454 } else if ((rssi < sq_thresh->upper_threshold[5]) && 1455 (rssi >= sq_thresh->upper_threshold[4])) { 1456 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE; 1457 } else if (rssi >= sq_thresh->upper_threshold[5]) { 1458 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE; 1459 } 1460 } else { 1461 /* Lower threshold breached */ 1462 if (rssi > sq_thresh->lower_threshold[0]) { 1463 ath6kl_dbg(ATH6KL_DBG_WMI, 1464 "spurious lower rssi threshold event: %d %d\n", 1465 rssi, sq_thresh->lower_threshold[0]); 1466 } else if ((rssi > sq_thresh->lower_threshold[1]) && 1467 (rssi <= sq_thresh->lower_threshold[0])) { 1468 new_threshold = WMI_RSSI_THRESHOLD6_BELOW; 1469 } else if ((rssi > sq_thresh->lower_threshold[2]) && 1470 (rssi <= sq_thresh->lower_threshold[1])) { 1471 new_threshold = WMI_RSSI_THRESHOLD5_BELOW; 1472 } else if ((rssi > sq_thresh->lower_threshold[3]) && 1473 (rssi <= sq_thresh->lower_threshold[2])) { 1474 new_threshold = WMI_RSSI_THRESHOLD4_BELOW; 1475 } else if ((rssi > sq_thresh->lower_threshold[4]) && 1476 (rssi <= sq_thresh->lower_threshold[3])) { 1477 new_threshold = WMI_RSSI_THRESHOLD3_BELOW; 1478 } else if ((rssi > sq_thresh->lower_threshold[5]) && 1479 (rssi <= sq_thresh->lower_threshold[4])) { 1480 new_threshold = WMI_RSSI_THRESHOLD2_BELOW; 1481 } else if (rssi <= sq_thresh->lower_threshold[5]) { 1482 new_threshold = WMI_RSSI_THRESHOLD1_BELOW; 1483 } 1484 } 1485 1486 /* Calculate and install the next set of thresholds */ 1487 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh, 1488 sq_thresh->lower_threshold_valid_count); 1489 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh, 1490 sq_thresh->upper_threshold_valid_count); 1491 1492 /* Issue a wmi command to install the thresholds */ 1493 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold); 1494 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold); 1495 cmd.weight = sq_thresh->weight; 1496 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1497 1498 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd); 1499 if (ret) { 1500 ath6kl_err("unable to configure rssi thresholds\n"); 1501 return -EIO; 1502 } 1503 1504 return 0; 1505 } 1506 1507 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, 1508 struct ath6kl_vif *vif) 1509 { 1510 struct wmi_cac_event *reply; 1511 struct ieee80211_tspec_ie *ts; 1512 u16 active_tsids, tsinfo; 1513 u8 tsid, index; 1514 u8 ts_id; 1515 1516 if (len < sizeof(struct wmi_cac_event)) 1517 return -EINVAL; 1518 1519 reply = (struct wmi_cac_event *) datap; 1520 1521 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && 1522 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { 1523 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1524 tsinfo = le16_to_cpu(ts->tsinfo); 1525 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1526 IEEE80211_WMM_IE_TSPEC_TID_MASK; 1527 1528 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1529 reply->ac, tsid); 1530 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) { 1531 /* 1532 * Following assumes that there is only one outstanding 1533 * ADDTS request when this event is received 1534 */ 1535 spin_lock_bh(&wmi->lock); 1536 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1537 spin_unlock_bh(&wmi->lock); 1538 1539 for (index = 0; index < sizeof(active_tsids) * 8; index++) { 1540 if ((active_tsids >> index) & 1) 1541 break; 1542 } 1543 if (index < (sizeof(active_tsids) * 8)) 1544 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1545 reply->ac, index); 1546 } 1547 1548 /* 1549 * Clear active tsids and Add missing handling 1550 * for delete qos stream from AP 1551 */ 1552 else if (reply->cac_indication == CAC_INDICATION_DELETE) { 1553 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1554 tsinfo = le16_to_cpu(ts->tsinfo); 1555 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1556 IEEE80211_WMM_IE_TSPEC_TID_MASK); 1557 1558 spin_lock_bh(&wmi->lock); 1559 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id); 1560 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1561 spin_unlock_bh(&wmi->lock); 1562 1563 /* Indicate stream inactivity to driver layer only if all tsids 1564 * within this AC are deleted. 1565 */ 1566 if (!active_tsids) { 1567 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac, 1568 false); 1569 wmi->fat_pipe_exist &= ~(1 << reply->ac); 1570 } 1571 } 1572 1573 return 0; 1574 } 1575 1576 static int ath6kl_wmi_txe_notify_event_rx(struct wmi *wmi, u8 *datap, int len, 1577 struct ath6kl_vif *vif) 1578 { 1579 struct wmi_txe_notify_event *ev; 1580 u32 rate, pkts; 1581 1582 if (len < sizeof(*ev)) 1583 return -EINVAL; 1584 1585 if (vif->nw_type != INFRA_NETWORK || 1586 !test_bit(ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY, 1587 vif->ar->fw_capabilities)) 1588 return -EOPNOTSUPP; 1589 1590 if (vif->sme_state != SME_CONNECTED) 1591 return -ENOTCONN; 1592 1593 ev = (struct wmi_txe_notify_event *) datap; 1594 rate = le32_to_cpu(ev->rate); 1595 pkts = le32_to_cpu(ev->pkts); 1596 1597 ath6kl_dbg(ATH6KL_DBG_WMI, "TXE notify event: peer %pM rate %d%% pkts %d intvl %ds\n", 1598 vif->bssid, rate, pkts, vif->txe_intvl); 1599 1600 cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts, 1601 rate, vif->txe_intvl, GFP_KERNEL); 1602 1603 return 0; 1604 } 1605 1606 int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx, 1607 u32 rate, u32 pkts, u32 intvl) 1608 { 1609 struct sk_buff *skb; 1610 struct wmi_txe_notify_cmd *cmd; 1611 1612 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1613 if (!skb) 1614 return -ENOMEM; 1615 1616 cmd = (struct wmi_txe_notify_cmd *) skb->data; 1617 cmd->rate = cpu_to_le32(rate); 1618 cmd->pkts = cpu_to_le32(pkts); 1619 cmd->intvl = cpu_to_le32(intvl); 1620 1621 return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_TXE_NOTIFY_CMDID, 1622 NO_SYNC_WMIFLAG); 1623 } 1624 1625 int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi) 1626 { 1627 struct sk_buff *skb; 1628 struct wmi_set_rssi_filter_cmd *cmd; 1629 int ret; 1630 1631 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1632 if (!skb) 1633 return -ENOMEM; 1634 1635 cmd = (struct wmi_set_rssi_filter_cmd *) skb->data; 1636 cmd->rssi = rssi; 1637 1638 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_RSSI_FILTER_CMDID, 1639 NO_SYNC_WMIFLAG); 1640 return ret; 1641 } 1642 1643 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi, 1644 struct wmi_snr_threshold_params_cmd *snr_cmd) 1645 { 1646 struct sk_buff *skb; 1647 struct wmi_snr_threshold_params_cmd *cmd; 1648 1649 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1650 if (!skb) 1651 return -ENOMEM; 1652 1653 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data; 1654 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd)); 1655 1656 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID, 1657 NO_SYNC_WMIFLAG); 1658 } 1659 1660 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap, 1661 int len) 1662 { 1663 struct wmi_snr_threshold_event *reply; 1664 struct sq_threshold_params *sq_thresh; 1665 struct wmi_snr_threshold_params_cmd cmd; 1666 enum wmi_snr_threshold_val new_threshold; 1667 u8 upper_snr_threshold, lower_snr_threshold; 1668 s16 snr; 1669 int ret; 1670 1671 if (len < sizeof(struct wmi_snr_threshold_event)) 1672 return -EINVAL; 1673 1674 reply = (struct wmi_snr_threshold_event *) datap; 1675 1676 new_threshold = (enum wmi_snr_threshold_val) reply->range; 1677 snr = reply->snr; 1678 1679 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR]; 1680 1681 /* 1682 * Identify the threshold breached and communicate that to the app. 1683 * After that install a new set of thresholds based on the signal 1684 * quality reported by the target. 1685 */ 1686 if (new_threshold) { 1687 /* Upper threshold breached */ 1688 if (snr < sq_thresh->upper_threshold[0]) { 1689 ath6kl_dbg(ATH6KL_DBG_WMI, 1690 "spurious upper snr threshold event: %d\n", 1691 snr); 1692 } else if ((snr < sq_thresh->upper_threshold[1]) && 1693 (snr >= sq_thresh->upper_threshold[0])) { 1694 new_threshold = WMI_SNR_THRESHOLD1_ABOVE; 1695 } else if ((snr < sq_thresh->upper_threshold[2]) && 1696 (snr >= sq_thresh->upper_threshold[1])) { 1697 new_threshold = WMI_SNR_THRESHOLD2_ABOVE; 1698 } else if ((snr < sq_thresh->upper_threshold[3]) && 1699 (snr >= sq_thresh->upper_threshold[2])) { 1700 new_threshold = WMI_SNR_THRESHOLD3_ABOVE; 1701 } else if (snr >= sq_thresh->upper_threshold[3]) { 1702 new_threshold = WMI_SNR_THRESHOLD4_ABOVE; 1703 } 1704 } else { 1705 /* Lower threshold breached */ 1706 if (snr > sq_thresh->lower_threshold[0]) { 1707 ath6kl_dbg(ATH6KL_DBG_WMI, 1708 "spurious lower snr threshold event: %d\n", 1709 sq_thresh->lower_threshold[0]); 1710 } else if ((snr > sq_thresh->lower_threshold[1]) && 1711 (snr <= sq_thresh->lower_threshold[0])) { 1712 new_threshold = WMI_SNR_THRESHOLD4_BELOW; 1713 } else if ((snr > sq_thresh->lower_threshold[2]) && 1714 (snr <= sq_thresh->lower_threshold[1])) { 1715 new_threshold = WMI_SNR_THRESHOLD3_BELOW; 1716 } else if ((snr > sq_thresh->lower_threshold[3]) && 1717 (snr <= sq_thresh->lower_threshold[2])) { 1718 new_threshold = WMI_SNR_THRESHOLD2_BELOW; 1719 } else if (snr <= sq_thresh->lower_threshold[3]) { 1720 new_threshold = WMI_SNR_THRESHOLD1_BELOW; 1721 } 1722 } 1723 1724 /* Calculate and install the next set of thresholds */ 1725 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh, 1726 sq_thresh->lower_threshold_valid_count); 1727 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh, 1728 sq_thresh->upper_threshold_valid_count); 1729 1730 /* Issue a wmi command to install the thresholds */ 1731 cmd.thresh_above1_val = upper_snr_threshold; 1732 cmd.thresh_below1_val = lower_snr_threshold; 1733 cmd.weight = sq_thresh->weight; 1734 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1735 1736 ath6kl_dbg(ATH6KL_DBG_WMI, 1737 "snr: %d, threshold: %d, lower: %d, upper: %d\n", 1738 snr, new_threshold, 1739 lower_snr_threshold, upper_snr_threshold); 1740 1741 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd); 1742 if (ret) { 1743 ath6kl_err("unable to configure snr threshold\n"); 1744 return -EIO; 1745 } 1746 1747 return 0; 1748 } 1749 1750 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len) 1751 { 1752 u16 ap_info_entry_size; 1753 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap; 1754 struct wmi_ap_info_v1 *ap_info_v1; 1755 u8 index; 1756 1757 if (len < sizeof(struct wmi_aplist_event) || 1758 ev->ap_list_ver != APLIST_VER1) 1759 return -EINVAL; 1760 1761 ap_info_entry_size = sizeof(struct wmi_ap_info_v1); 1762 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list; 1763 1764 ath6kl_dbg(ATH6KL_DBG_WMI, 1765 "number of APs in aplist event: %d\n", ev->num_ap); 1766 1767 if (len < (int) (sizeof(struct wmi_aplist_event) + 1768 (ev->num_ap - 1) * ap_info_entry_size)) 1769 return -EINVAL; 1770 1771 /* AP list version 1 contents */ 1772 for (index = 0; index < ev->num_ap; index++) { 1773 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n", 1774 index, ap_info_v1->bssid, ap_info_v1->channel); 1775 ap_info_v1++; 1776 } 1777 1778 return 0; 1779 } 1780 1781 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb, 1782 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag) 1783 { 1784 struct wmi_cmd_hdr *cmd_hdr; 1785 enum htc_endpoint_id ep_id = wmi->ep_id; 1786 int ret; 1787 u16 info1; 1788 1789 if (WARN_ON(skb == NULL || 1790 (if_idx > (wmi->parent_dev->vif_max - 1)))) { 1791 dev_kfree_skb(skb); 1792 return -EINVAL; 1793 } 1794 1795 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n", 1796 cmd_id, skb->len, sync_flag); 1797 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ", 1798 skb->data, skb->len); 1799 1800 if (sync_flag >= END_WMIFLAG) { 1801 dev_kfree_skb(skb); 1802 return -EINVAL; 1803 } 1804 1805 if ((sync_flag == SYNC_BEFORE_WMIFLAG) || 1806 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1807 /* 1808 * Make sure all data currently queued is transmitted before 1809 * the cmd execution. Establish a new sync point. 1810 */ 1811 ath6kl_wmi_sync_point(wmi, if_idx); 1812 } 1813 1814 skb_push(skb, sizeof(struct wmi_cmd_hdr)); 1815 1816 cmd_hdr = (struct wmi_cmd_hdr *) skb->data; 1817 cmd_hdr->cmd_id = cpu_to_le16(cmd_id); 1818 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK; 1819 cmd_hdr->info1 = cpu_to_le16(info1); 1820 1821 /* Only for OPT_TX_CMD, use BE endpoint. */ 1822 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) { 1823 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, 1824 false, false, 0, NULL, if_idx); 1825 if (ret) { 1826 dev_kfree_skb(skb); 1827 return ret; 1828 } 1829 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE); 1830 } 1831 1832 ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 1833 1834 if ((sync_flag == SYNC_AFTER_WMIFLAG) || 1835 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1836 /* 1837 * Make sure all new data queued waits for the command to 1838 * execute. Establish a new sync point. 1839 */ 1840 ath6kl_wmi_sync_point(wmi, if_idx); 1841 } 1842 1843 return 0; 1844 } 1845 1846 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx, 1847 enum network_type nw_type, 1848 enum dot11_auth_mode dot11_auth_mode, 1849 enum auth_mode auth_mode, 1850 enum ath6kl_crypto_type pairwise_crypto, 1851 u8 pairwise_crypto_len, 1852 enum ath6kl_crypto_type group_crypto, 1853 u8 group_crypto_len, int ssid_len, u8 *ssid, 1854 u8 *bssid, u16 channel, u32 ctrl_flags, 1855 u8 nw_subtype) 1856 { 1857 struct sk_buff *skb; 1858 struct wmi_connect_cmd *cc; 1859 int ret; 1860 1861 ath6kl_dbg(ATH6KL_DBG_WMI, 1862 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d " 1863 "type %d dot11_auth %d auth %d pairwise %d group %d\n", 1864 bssid, channel, ctrl_flags, ssid_len, nw_type, 1865 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto); 1866 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len); 1867 1868 wmi->traffic_class = 100; 1869 1870 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT)) 1871 return -EINVAL; 1872 1873 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT)) 1874 return -EINVAL; 1875 1876 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd)); 1877 if (!skb) 1878 return -ENOMEM; 1879 1880 cc = (struct wmi_connect_cmd *) skb->data; 1881 1882 if (ssid_len) 1883 memcpy(cc->ssid, ssid, ssid_len); 1884 1885 cc->ssid_len = ssid_len; 1886 cc->nw_type = nw_type; 1887 cc->dot11_auth_mode = dot11_auth_mode; 1888 cc->auth_mode = auth_mode; 1889 cc->prwise_crypto_type = pairwise_crypto; 1890 cc->prwise_crypto_len = pairwise_crypto_len; 1891 cc->grp_crypto_type = group_crypto; 1892 cc->grp_crypto_len = group_crypto_len; 1893 cc->ch = cpu_to_le16(channel); 1894 cc->ctrl_flags = cpu_to_le32(ctrl_flags); 1895 cc->nw_subtype = nw_subtype; 1896 1897 if (bssid != NULL) 1898 memcpy(cc->bssid, bssid, ETH_ALEN); 1899 1900 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID, 1901 NO_SYNC_WMIFLAG); 1902 1903 return ret; 1904 } 1905 1906 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid, 1907 u16 channel) 1908 { 1909 struct sk_buff *skb; 1910 struct wmi_reconnect_cmd *cc; 1911 int ret; 1912 1913 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n", 1914 bssid, channel); 1915 1916 wmi->traffic_class = 100; 1917 1918 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd)); 1919 if (!skb) 1920 return -ENOMEM; 1921 1922 cc = (struct wmi_reconnect_cmd *) skb->data; 1923 cc->channel = cpu_to_le16(channel); 1924 1925 if (bssid != NULL) 1926 memcpy(cc->bssid, bssid, ETH_ALEN); 1927 1928 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID, 1929 NO_SYNC_WMIFLAG); 1930 1931 return ret; 1932 } 1933 1934 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx) 1935 { 1936 int ret; 1937 1938 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n"); 1939 1940 wmi->traffic_class = 100; 1941 1942 /* Disconnect command does not need to do a SYNC before. */ 1943 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID); 1944 1945 return ret; 1946 } 1947 1948 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use 1949 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P 1950 * mgmt operations using station interface. 1951 */ 1952 static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx, 1953 enum wmi_scan_type scan_type, 1954 u32 force_fgscan, u32 is_legacy, 1955 u32 home_dwell_time, 1956 u32 force_scan_interval, 1957 s8 num_chan, u16 *ch_list) 1958 { 1959 struct sk_buff *skb; 1960 struct wmi_start_scan_cmd *sc; 1961 s8 size; 1962 int i, ret; 1963 1964 size = sizeof(struct wmi_start_scan_cmd); 1965 1966 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1967 return -EINVAL; 1968 1969 if (num_chan > WMI_MAX_CHANNELS) 1970 return -EINVAL; 1971 1972 if (num_chan) 1973 size += sizeof(u16) * (num_chan - 1); 1974 1975 skb = ath6kl_wmi_get_new_buf(size); 1976 if (!skb) 1977 return -ENOMEM; 1978 1979 sc = (struct wmi_start_scan_cmd *) skb->data; 1980 sc->scan_type = scan_type; 1981 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1982 sc->is_legacy = cpu_to_le32(is_legacy); 1983 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1984 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1985 sc->num_ch = num_chan; 1986 1987 for (i = 0; i < num_chan; i++) 1988 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1989 1990 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID, 1991 NO_SYNC_WMIFLAG); 1992 1993 return ret; 1994 } 1995 1996 /* 1997 * beginscan supports (compared to old startscan) P2P mgmt operations using 1998 * station interface, send additional information like supported rates to 1999 * advertise and xmit rates for probe requests 2000 */ 2001 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, 2002 enum wmi_scan_type scan_type, 2003 u32 force_fgscan, u32 is_legacy, 2004 u32 home_dwell_time, u32 force_scan_interval, 2005 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates) 2006 { 2007 struct ieee80211_supported_band *sband; 2008 struct sk_buff *skb; 2009 struct wmi_begin_scan_cmd *sc; 2010 s8 size, *supp_rates; 2011 int i, band, ret; 2012 struct ath6kl *ar = wmi->parent_dev; 2013 int num_rates; 2014 u32 ratemask; 2015 2016 if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 2017 ar->fw_capabilities)) { 2018 return ath6kl_wmi_startscan_cmd(wmi, if_idx, 2019 scan_type, force_fgscan, 2020 is_legacy, home_dwell_time, 2021 force_scan_interval, 2022 num_chan, ch_list); 2023 } 2024 2025 size = sizeof(struct wmi_begin_scan_cmd); 2026 2027 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 2028 return -EINVAL; 2029 2030 if (num_chan > WMI_MAX_CHANNELS) 2031 return -EINVAL; 2032 2033 if (num_chan) 2034 size += sizeof(u16) * (num_chan - 1); 2035 2036 skb = ath6kl_wmi_get_new_buf(size); 2037 if (!skb) 2038 return -ENOMEM; 2039 2040 sc = (struct wmi_begin_scan_cmd *) skb->data; 2041 sc->scan_type = scan_type; 2042 sc->force_fg_scan = cpu_to_le32(force_fgscan); 2043 sc->is_legacy = cpu_to_le32(is_legacy); 2044 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 2045 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 2046 sc->no_cck = cpu_to_le32(no_cck); 2047 sc->num_ch = num_chan; 2048 2049 for (band = 0; band < NUM_NL80211_BANDS; band++) { 2050 sband = ar->wiphy->bands[band]; 2051 2052 if (!sband) 2053 continue; 2054 2055 if (WARN_ON(band >= ATH6KL_NUM_BANDS)) 2056 break; 2057 2058 ratemask = rates[band]; 2059 supp_rates = sc->supp_rates[band].rates; 2060 num_rates = 0; 2061 2062 for (i = 0; i < sband->n_bitrates; i++) { 2063 if ((BIT(i) & ratemask) == 0) 2064 continue; /* skip rate */ 2065 supp_rates[num_rates++] = 2066 (u8) (sband->bitrates[i].bitrate / 5); 2067 } 2068 sc->supp_rates[band].nrates = num_rates; 2069 } 2070 2071 for (i = 0; i < num_chan; i++) 2072 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 2073 2074 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID, 2075 NO_SYNC_WMIFLAG); 2076 2077 return ret; 2078 } 2079 2080 int ath6kl_wmi_enable_sched_scan_cmd(struct wmi *wmi, u8 if_idx, bool enable) 2081 { 2082 struct sk_buff *skb; 2083 struct wmi_enable_sched_scan_cmd *sc; 2084 int ret; 2085 2086 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2087 if (!skb) 2088 return -ENOMEM; 2089 2090 ath6kl_dbg(ATH6KL_DBG_WMI, "%s scheduled scan on vif %d\n", 2091 enable ? "enabling" : "disabling", if_idx); 2092 sc = (struct wmi_enable_sched_scan_cmd *) skb->data; 2093 sc->enable = enable ? 1 : 0; 2094 2095 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2096 WMI_ENABLE_SCHED_SCAN_CMDID, 2097 NO_SYNC_WMIFLAG); 2098 return ret; 2099 } 2100 2101 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx, 2102 u16 fg_start_sec, 2103 u16 fg_end_sec, u16 bg_sec, 2104 u16 minact_chdw_msec, u16 maxact_chdw_msec, 2105 u16 pas_chdw_msec, u8 short_scan_ratio, 2106 u8 scan_ctrl_flag, u32 max_dfsch_act_time, 2107 u16 maxact_scan_per_ssid) 2108 { 2109 struct sk_buff *skb; 2110 struct wmi_scan_params_cmd *sc; 2111 int ret; 2112 2113 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2114 if (!skb) 2115 return -ENOMEM; 2116 2117 sc = (struct wmi_scan_params_cmd *) skb->data; 2118 sc->fg_start_period = cpu_to_le16(fg_start_sec); 2119 sc->fg_end_period = cpu_to_le16(fg_end_sec); 2120 sc->bg_period = cpu_to_le16(bg_sec); 2121 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec); 2122 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec); 2123 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec); 2124 sc->short_scan_ratio = short_scan_ratio; 2125 sc->scan_ctrl_flags = scan_ctrl_flag; 2126 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time); 2127 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid); 2128 2129 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID, 2130 NO_SYNC_WMIFLAG); 2131 return ret; 2132 } 2133 2134 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask) 2135 { 2136 struct sk_buff *skb; 2137 struct wmi_bss_filter_cmd *cmd; 2138 int ret; 2139 2140 if (filter >= LAST_BSS_FILTER) 2141 return -EINVAL; 2142 2143 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2144 if (!skb) 2145 return -ENOMEM; 2146 2147 cmd = (struct wmi_bss_filter_cmd *) skb->data; 2148 cmd->bss_filter = filter; 2149 cmd->ie_mask = cpu_to_le32(ie_mask); 2150 2151 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID, 2152 NO_SYNC_WMIFLAG); 2153 return ret; 2154 } 2155 2156 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, 2157 u8 ssid_len, u8 *ssid) 2158 { 2159 struct sk_buff *skb; 2160 struct wmi_probed_ssid_cmd *cmd; 2161 int ret; 2162 2163 if (index >= MAX_PROBED_SSIDS) 2164 return -EINVAL; 2165 2166 if (ssid_len > sizeof(cmd->ssid)) 2167 return -EINVAL; 2168 2169 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0)) 2170 return -EINVAL; 2171 2172 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len) 2173 return -EINVAL; 2174 2175 if (flag & SPECIFIC_SSID_FLAG) 2176 wmi->is_probe_ssid = true; 2177 2178 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2179 if (!skb) 2180 return -ENOMEM; 2181 2182 cmd = (struct wmi_probed_ssid_cmd *) skb->data; 2183 cmd->entry_index = index; 2184 cmd->flag = flag; 2185 cmd->ssid_len = ssid_len; 2186 memcpy(cmd->ssid, ssid, ssid_len); 2187 2188 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID, 2189 NO_SYNC_WMIFLAG); 2190 return ret; 2191 } 2192 2193 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx, 2194 u16 listen_interval, 2195 u16 listen_beacons) 2196 { 2197 struct sk_buff *skb; 2198 struct wmi_listen_int_cmd *cmd; 2199 int ret; 2200 2201 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2202 if (!skb) 2203 return -ENOMEM; 2204 2205 cmd = (struct wmi_listen_int_cmd *) skb->data; 2206 cmd->listen_intvl = cpu_to_le16(listen_interval); 2207 cmd->num_beacons = cpu_to_le16(listen_beacons); 2208 2209 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID, 2210 NO_SYNC_WMIFLAG); 2211 return ret; 2212 } 2213 2214 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx, 2215 u16 bmiss_time, u16 num_beacons) 2216 { 2217 struct sk_buff *skb; 2218 struct wmi_bmiss_time_cmd *cmd; 2219 int ret; 2220 2221 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2222 if (!skb) 2223 return -ENOMEM; 2224 2225 cmd = (struct wmi_bmiss_time_cmd *) skb->data; 2226 cmd->bmiss_time = cpu_to_le16(bmiss_time); 2227 cmd->num_beacons = cpu_to_le16(num_beacons); 2228 2229 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID, 2230 NO_SYNC_WMIFLAG); 2231 return ret; 2232 } 2233 2234 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode) 2235 { 2236 struct sk_buff *skb; 2237 struct wmi_power_mode_cmd *cmd; 2238 int ret; 2239 2240 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2241 if (!skb) 2242 return -ENOMEM; 2243 2244 cmd = (struct wmi_power_mode_cmd *) skb->data; 2245 cmd->pwr_mode = pwr_mode; 2246 wmi->pwr_mode = pwr_mode; 2247 2248 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID, 2249 NO_SYNC_WMIFLAG); 2250 return ret; 2251 } 2252 2253 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period, 2254 u16 ps_poll_num, u16 dtim_policy, 2255 u16 tx_wakeup_policy, u16 num_tx_to_wakeup, 2256 u16 ps_fail_event_policy) 2257 { 2258 struct sk_buff *skb; 2259 struct wmi_power_params_cmd *pm; 2260 int ret; 2261 2262 skb = ath6kl_wmi_get_new_buf(sizeof(*pm)); 2263 if (!skb) 2264 return -ENOMEM; 2265 2266 pm = (struct wmi_power_params_cmd *)skb->data; 2267 pm->idle_period = cpu_to_le16(idle_period); 2268 pm->pspoll_number = cpu_to_le16(ps_poll_num); 2269 pm->dtim_policy = cpu_to_le16(dtim_policy); 2270 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy); 2271 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup); 2272 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy); 2273 2274 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID, 2275 NO_SYNC_WMIFLAG); 2276 return ret; 2277 } 2278 2279 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout) 2280 { 2281 struct sk_buff *skb; 2282 struct wmi_disc_timeout_cmd *cmd; 2283 int ret; 2284 2285 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2286 if (!skb) 2287 return -ENOMEM; 2288 2289 cmd = (struct wmi_disc_timeout_cmd *) skb->data; 2290 cmd->discon_timeout = timeout; 2291 2292 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID, 2293 NO_SYNC_WMIFLAG); 2294 2295 if (ret == 0) 2296 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout); 2297 2298 return ret; 2299 } 2300 2301 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, 2302 enum ath6kl_crypto_type key_type, 2303 u8 key_usage, u8 key_len, 2304 u8 *key_rsc, unsigned int key_rsc_len, 2305 u8 *key_material, 2306 u8 key_op_ctrl, u8 *mac_addr, 2307 enum wmi_sync_flag sync_flag) 2308 { 2309 struct sk_buff *skb; 2310 struct wmi_add_cipher_key_cmd *cmd; 2311 int ret; 2312 2313 ath6kl_dbg(ATH6KL_DBG_WMI, 2314 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n", 2315 key_index, key_type, key_usage, key_len, key_op_ctrl); 2316 2317 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) || 2318 (key_material == NULL) || key_rsc_len > 8) 2319 return -EINVAL; 2320 2321 if ((WEP_CRYPT != key_type) && (NULL == key_rsc)) 2322 return -EINVAL; 2323 2324 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2325 if (!skb) 2326 return -ENOMEM; 2327 2328 cmd = (struct wmi_add_cipher_key_cmd *) skb->data; 2329 cmd->key_index = key_index; 2330 cmd->key_type = key_type; 2331 cmd->key_usage = key_usage; 2332 cmd->key_len = key_len; 2333 memcpy(cmd->key, key_material, key_len); 2334 2335 if (key_rsc != NULL) 2336 memcpy(cmd->key_rsc, key_rsc, key_rsc_len); 2337 2338 cmd->key_op_ctrl = key_op_ctrl; 2339 2340 if (mac_addr) 2341 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN); 2342 2343 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID, 2344 sync_flag); 2345 2346 return ret; 2347 } 2348 2349 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, const u8 *krk) 2350 { 2351 struct sk_buff *skb; 2352 struct wmi_add_krk_cmd *cmd; 2353 int ret; 2354 2355 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2356 if (!skb) 2357 return -ENOMEM; 2358 2359 cmd = (struct wmi_add_krk_cmd *) skb->data; 2360 memcpy(cmd->krk, krk, WMI_KRK_LEN); 2361 2362 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID, 2363 NO_SYNC_WMIFLAG); 2364 2365 return ret; 2366 } 2367 2368 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index) 2369 { 2370 struct sk_buff *skb; 2371 struct wmi_delete_cipher_key_cmd *cmd; 2372 int ret; 2373 2374 if (key_index > WMI_MAX_KEY_INDEX) 2375 return -EINVAL; 2376 2377 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2378 if (!skb) 2379 return -ENOMEM; 2380 2381 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data; 2382 cmd->key_index = key_index; 2383 2384 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID, 2385 NO_SYNC_WMIFLAG); 2386 2387 return ret; 2388 } 2389 2390 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, 2391 const u8 *pmkid, bool set) 2392 { 2393 struct sk_buff *skb; 2394 struct wmi_setpmkid_cmd *cmd; 2395 int ret; 2396 2397 if (bssid == NULL) 2398 return -EINVAL; 2399 2400 if (set && pmkid == NULL) 2401 return -EINVAL; 2402 2403 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2404 if (!skb) 2405 return -ENOMEM; 2406 2407 cmd = (struct wmi_setpmkid_cmd *) skb->data; 2408 memcpy(cmd->bssid, bssid, ETH_ALEN); 2409 if (set) { 2410 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid)); 2411 cmd->enable = PMKID_ENABLE; 2412 } else { 2413 memset(cmd->pmkid, 0, sizeof(cmd->pmkid)); 2414 cmd->enable = PMKID_DISABLE; 2415 } 2416 2417 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID, 2418 NO_SYNC_WMIFLAG); 2419 2420 return ret; 2421 } 2422 2423 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb, 2424 enum htc_endpoint_id ep_id, u8 if_idx) 2425 { 2426 struct wmi_data_hdr *data_hdr; 2427 int ret; 2428 2429 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) { 2430 dev_kfree_skb(skb); 2431 return -EINVAL; 2432 } 2433 2434 skb_push(skb, sizeof(struct wmi_data_hdr)); 2435 2436 data_hdr = (struct wmi_data_hdr *) skb->data; 2437 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT; 2438 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 2439 2440 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 2441 2442 return ret; 2443 } 2444 2445 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) 2446 { 2447 struct sk_buff *skb; 2448 struct wmi_sync_cmd *cmd; 2449 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC]; 2450 enum htc_endpoint_id ep_id; 2451 u8 index, num_pri_streams = 0; 2452 int ret = 0; 2453 2454 memset(data_sync_bufs, 0, sizeof(data_sync_bufs)); 2455 2456 spin_lock_bh(&wmi->lock); 2457 2458 for (index = 0; index < WMM_NUM_AC; index++) { 2459 if (wmi->fat_pipe_exist & (1 << index)) { 2460 num_pri_streams++; 2461 data_sync_bufs[num_pri_streams - 1].traffic_class = 2462 index; 2463 } 2464 } 2465 2466 spin_unlock_bh(&wmi->lock); 2467 2468 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2469 if (!skb) 2470 return -ENOMEM; 2471 2472 cmd = (struct wmi_sync_cmd *) skb->data; 2473 2474 /* 2475 * In the SYNC cmd sent on the control Ep, send a bitmap 2476 * of the data eps on which the Data Sync will be sent 2477 */ 2478 cmd->data_sync_map = wmi->fat_pipe_exist; 2479 2480 for (index = 0; index < num_pri_streams; index++) { 2481 data_sync_bufs[index].skb = ath6kl_buf_alloc(0); 2482 if (data_sync_bufs[index].skb == NULL) { 2483 ret = -ENOMEM; 2484 break; 2485 } 2486 } 2487 2488 /* 2489 * If buffer allocation for any of the dataSync fails, 2490 * then do not send the Synchronize cmd on the control ep 2491 */ 2492 if (ret) 2493 goto free_cmd_skb; 2494 2495 /* 2496 * Send sync cmd followed by sync data messages on all 2497 * endpoints being used 2498 */ 2499 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID, 2500 NO_SYNC_WMIFLAG); 2501 2502 if (ret) 2503 goto free_data_skb; 2504 2505 for (index = 0; index < num_pri_streams; index++) { 2506 if (WARN_ON(!data_sync_bufs[index].skb)) 2507 goto free_data_skb; 2508 2509 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, 2510 data_sync_bufs[index]. 2511 traffic_class); 2512 ret = 2513 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb, 2514 ep_id, if_idx); 2515 2516 data_sync_bufs[index].skb = NULL; 2517 2518 if (ret) 2519 goto free_data_skb; 2520 } 2521 2522 return 0; 2523 2524 free_cmd_skb: 2525 /* free up any resources left over (possibly due to an error) */ 2526 dev_kfree_skb(skb); 2527 2528 free_data_skb: 2529 for (index = 0; index < num_pri_streams; index++) 2530 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb); 2531 2532 return ret; 2533 } 2534 2535 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx, 2536 struct wmi_create_pstream_cmd *params) 2537 { 2538 struct sk_buff *skb; 2539 struct wmi_create_pstream_cmd *cmd; 2540 u8 fatpipe_exist_for_ac = 0; 2541 s32 min_phy = 0; 2542 s32 nominal_phy = 0; 2543 int ret; 2544 2545 if (!((params->user_pri <= 0x7) && 2546 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) && 2547 (params->traffic_direc == UPLINK_TRAFFIC || 2548 params->traffic_direc == DNLINK_TRAFFIC || 2549 params->traffic_direc == BIDIR_TRAFFIC) && 2550 (params->traffic_type == TRAFFIC_TYPE_APERIODIC || 2551 params->traffic_type == TRAFFIC_TYPE_PERIODIC) && 2552 (params->voice_psc_cap == DISABLE_FOR_THIS_AC || 2553 params->voice_psc_cap == ENABLE_FOR_THIS_AC || 2554 params->voice_psc_cap == ENABLE_FOR_ALL_AC) && 2555 (params->tsid == WMI_IMPLICIT_PSTREAM || 2556 params->tsid <= WMI_MAX_THINSTREAM))) { 2557 return -EINVAL; 2558 } 2559 2560 /* 2561 * Check nominal PHY rate is >= minimalPHY, 2562 * so that DUT can allow TSRS IE 2563 */ 2564 2565 /* Get the physical rate (units of bps) */ 2566 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000); 2567 2568 /* Check minimal phy < nominal phy rate */ 2569 if (params->nominal_phy >= min_phy) { 2570 /* unit of 500 kbps */ 2571 nominal_phy = (params->nominal_phy * 1000) / 500; 2572 ath6kl_dbg(ATH6KL_DBG_WMI, 2573 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n", 2574 min_phy, nominal_phy); 2575 2576 params->nominal_phy = nominal_phy; 2577 } else { 2578 params->nominal_phy = 0; 2579 } 2580 2581 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2582 if (!skb) 2583 return -ENOMEM; 2584 2585 ath6kl_dbg(ATH6KL_DBG_WMI, 2586 "sending create_pstream_cmd: ac=%d tsid:%d\n", 2587 params->traffic_class, params->tsid); 2588 2589 cmd = (struct wmi_create_pstream_cmd *) skb->data; 2590 memcpy(cmd, params, sizeof(*cmd)); 2591 2592 /* This is an implicitly created Fat pipe */ 2593 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) { 2594 spin_lock_bh(&wmi->lock); 2595 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2596 (1 << params->traffic_class)); 2597 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2598 spin_unlock_bh(&wmi->lock); 2599 } else { 2600 /* explicitly created thin stream within a fat pipe */ 2601 spin_lock_bh(&wmi->lock); 2602 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2603 (1 << params->traffic_class)); 2604 wmi->stream_exist_for_ac[params->traffic_class] |= 2605 (1 << params->tsid); 2606 /* 2607 * If a thinstream becomes active, the fat pipe automatically 2608 * becomes active 2609 */ 2610 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2611 spin_unlock_bh(&wmi->lock); 2612 } 2613 2614 /* 2615 * Indicate activty change to driver layer only if this is the 2616 * first TSID to get created in this AC explicitly or an implicit 2617 * fat pipe is getting created. 2618 */ 2619 if (!fatpipe_exist_for_ac) 2620 ath6kl_indicate_tx_activity(wmi->parent_dev, 2621 params->traffic_class, true); 2622 2623 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID, 2624 NO_SYNC_WMIFLAG); 2625 return ret; 2626 } 2627 2628 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, 2629 u8 tsid) 2630 { 2631 struct sk_buff *skb; 2632 struct wmi_delete_pstream_cmd *cmd; 2633 u16 active_tsids = 0; 2634 int ret; 2635 2636 if (traffic_class > 3) { 2637 ath6kl_err("invalid traffic class: %d\n", traffic_class); 2638 return -EINVAL; 2639 } 2640 2641 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2642 if (!skb) 2643 return -ENOMEM; 2644 2645 cmd = (struct wmi_delete_pstream_cmd *) skb->data; 2646 cmd->traffic_class = traffic_class; 2647 cmd->tsid = tsid; 2648 2649 spin_lock_bh(&wmi->lock); 2650 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2651 spin_unlock_bh(&wmi->lock); 2652 2653 if (!(active_tsids & (1 << tsid))) { 2654 dev_kfree_skb(skb); 2655 ath6kl_dbg(ATH6KL_DBG_WMI, 2656 "TSID %d doesn't exist for traffic class: %d\n", 2657 tsid, traffic_class); 2658 return -ENODATA; 2659 } 2660 2661 ath6kl_dbg(ATH6KL_DBG_WMI, 2662 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n", 2663 traffic_class, tsid); 2664 2665 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID, 2666 SYNC_BEFORE_WMIFLAG); 2667 2668 spin_lock_bh(&wmi->lock); 2669 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid); 2670 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2671 spin_unlock_bh(&wmi->lock); 2672 2673 /* 2674 * Indicate stream inactivity to driver layer only if all tsids 2675 * within this AC are deleted. 2676 */ 2677 if (!active_tsids) { 2678 ath6kl_indicate_tx_activity(wmi->parent_dev, 2679 traffic_class, false); 2680 wmi->fat_pipe_exist &= ~(1 << traffic_class); 2681 } 2682 2683 return ret; 2684 } 2685 2686 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, 2687 __be32 ips0, __be32 ips1) 2688 { 2689 struct sk_buff *skb; 2690 struct wmi_set_ip_cmd *cmd; 2691 int ret; 2692 2693 /* Multicast address are not valid */ 2694 if (ipv4_is_multicast(ips0) || 2695 ipv4_is_multicast(ips1)) 2696 return -EINVAL; 2697 2698 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd)); 2699 if (!skb) 2700 return -ENOMEM; 2701 2702 cmd = (struct wmi_set_ip_cmd *) skb->data; 2703 cmd->ips[0] = ips0; 2704 cmd->ips[1] = ips1; 2705 2706 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID, 2707 NO_SYNC_WMIFLAG); 2708 return ret; 2709 } 2710 2711 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) 2712 { 2713 u16 active_tsids; 2714 u8 stream_exist; 2715 int i; 2716 2717 /* 2718 * Relinquish credits from all implicitly created pstreams 2719 * since when we go to sleep. If user created explicit 2720 * thinstreams exists with in a fatpipe leave them intact 2721 * for the user to delete. 2722 */ 2723 spin_lock_bh(&wmi->lock); 2724 stream_exist = wmi->fat_pipe_exist; 2725 spin_unlock_bh(&wmi->lock); 2726 2727 for (i = 0; i < WMM_NUM_AC; i++) { 2728 if (stream_exist & (1 << i)) { 2729 /* 2730 * FIXME: Is this lock & unlock inside 2731 * for loop correct? may need rework. 2732 */ 2733 spin_lock_bh(&wmi->lock); 2734 active_tsids = wmi->stream_exist_for_ac[i]; 2735 spin_unlock_bh(&wmi->lock); 2736 2737 /* 2738 * If there are no user created thin streams 2739 * delete the fatpipe 2740 */ 2741 if (!active_tsids) { 2742 stream_exist &= ~(1 << i); 2743 /* 2744 * Indicate inactivity to driver layer for 2745 * this fatpipe (pstream) 2746 */ 2747 ath6kl_indicate_tx_activity(wmi->parent_dev, 2748 i, false); 2749 } 2750 } 2751 } 2752 2753 /* FIXME: Can we do this assignment without locking ? */ 2754 spin_lock_bh(&wmi->lock); 2755 wmi->fat_pipe_exist = stream_exist; 2756 spin_unlock_bh(&wmi->lock); 2757 } 2758 2759 static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx, 2760 const struct cfg80211_bitrate_mask *mask) 2761 { 2762 struct sk_buff *skb; 2763 int ret, mode, band; 2764 u64 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2765 struct wmi_set_tx_select_rates64_cmd *cmd; 2766 2767 memset(&ratemask, 0, sizeof(ratemask)); 2768 2769 /* only check 2.4 and 5 GHz bands, skip the rest */ 2770 for (band = 0; band <= NL80211_BAND_5GHZ; band++) { 2771 /* copy legacy rate mask */ 2772 ratemask[band] = mask->control[band].legacy; 2773 if (band == NL80211_BAND_5GHZ) 2774 ratemask[band] = 2775 mask->control[band].legacy << 4; 2776 2777 /* copy mcs rate mask */ 2778 mcsrate = mask->control[band].ht_mcs[1]; 2779 mcsrate <<= 8; 2780 mcsrate |= mask->control[band].ht_mcs[0]; 2781 ratemask[band] |= mcsrate << 12; 2782 ratemask[band] |= mcsrate << 28; 2783 } 2784 2785 ath6kl_dbg(ATH6KL_DBG_WMI, 2786 "Ratemask 64 bit: 2.4:%llx 5:%llx\n", 2787 ratemask[0], ratemask[1]); 2788 2789 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2790 if (!skb) 2791 return -ENOMEM; 2792 2793 cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data; 2794 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2795 /* A mode operate in 5GHZ band */ 2796 if (mode == WMI_RATES_MODE_11A || 2797 mode == WMI_RATES_MODE_11A_HT20 || 2798 mode == WMI_RATES_MODE_11A_HT40) 2799 band = NL80211_BAND_5GHZ; 2800 else 2801 band = NL80211_BAND_2GHZ; 2802 cmd->ratemask[mode] = cpu_to_le64(ratemask[band]); 2803 } 2804 2805 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2806 WMI_SET_TX_SELECT_RATES_CMDID, 2807 NO_SYNC_WMIFLAG); 2808 return ret; 2809 } 2810 2811 static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx, 2812 const struct cfg80211_bitrate_mask *mask) 2813 { 2814 struct sk_buff *skb; 2815 int ret, mode, band; 2816 u32 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2817 struct wmi_set_tx_select_rates32_cmd *cmd; 2818 2819 memset(&ratemask, 0, sizeof(ratemask)); 2820 2821 /* only check 2.4 and 5 GHz bands, skip the rest */ 2822 for (band = 0; band <= NL80211_BAND_5GHZ; band++) { 2823 /* copy legacy rate mask */ 2824 ratemask[band] = mask->control[band].legacy; 2825 if (band == NL80211_BAND_5GHZ) 2826 ratemask[band] = 2827 mask->control[band].legacy << 4; 2828 2829 /* copy mcs rate mask */ 2830 mcsrate = mask->control[band].ht_mcs[0]; 2831 ratemask[band] |= mcsrate << 12; 2832 ratemask[band] |= mcsrate << 20; 2833 } 2834 2835 ath6kl_dbg(ATH6KL_DBG_WMI, 2836 "Ratemask 32 bit: 2.4:%x 5:%x\n", 2837 ratemask[0], ratemask[1]); 2838 2839 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2840 if (!skb) 2841 return -ENOMEM; 2842 2843 cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data; 2844 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2845 /* A mode operate in 5GHZ band */ 2846 if (mode == WMI_RATES_MODE_11A || 2847 mode == WMI_RATES_MODE_11A_HT20 || 2848 mode == WMI_RATES_MODE_11A_HT40) 2849 band = NL80211_BAND_5GHZ; 2850 else 2851 band = NL80211_BAND_2GHZ; 2852 cmd->ratemask[mode] = cpu_to_le32(ratemask[band]); 2853 } 2854 2855 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2856 WMI_SET_TX_SELECT_RATES_CMDID, 2857 NO_SYNC_WMIFLAG); 2858 return ret; 2859 } 2860 2861 int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx, 2862 const struct cfg80211_bitrate_mask *mask) 2863 { 2864 struct ath6kl *ar = wmi->parent_dev; 2865 2866 if (test_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES, 2867 ar->fw_capabilities)) 2868 return ath6kl_set_bitrate_mask64(wmi, if_idx, mask); 2869 else 2870 return ath6kl_set_bitrate_mask32(wmi, if_idx, mask); 2871 } 2872 2873 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, 2874 enum ath6kl_host_mode host_mode) 2875 { 2876 struct sk_buff *skb; 2877 struct wmi_set_host_sleep_mode_cmd *cmd; 2878 int ret; 2879 2880 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) && 2881 (host_mode != ATH6KL_HOST_MODE_AWAKE)) { 2882 ath6kl_err("invalid host sleep mode: %d\n", host_mode); 2883 return -EINVAL; 2884 } 2885 2886 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2887 if (!skb) 2888 return -ENOMEM; 2889 2890 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data; 2891 2892 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { 2893 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); 2894 cmd->asleep = cpu_to_le32(1); 2895 } else { 2896 cmd->awake = cpu_to_le32(1); 2897 } 2898 2899 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2900 WMI_SET_HOST_SLEEP_MODE_CMDID, 2901 NO_SYNC_WMIFLAG); 2902 return ret; 2903 } 2904 2905 /* This command has zero length payload */ 2906 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi, 2907 struct ath6kl_vif *vif) 2908 { 2909 struct ath6kl *ar = wmi->parent_dev; 2910 2911 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags); 2912 wake_up(&ar->event_wq); 2913 2914 return 0; 2915 } 2916 2917 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, 2918 enum ath6kl_wow_mode wow_mode, 2919 u32 filter, u16 host_req_delay) 2920 { 2921 struct sk_buff *skb; 2922 struct wmi_set_wow_mode_cmd *cmd; 2923 int ret; 2924 2925 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) && 2926 wow_mode != ATH6KL_WOW_MODE_DISABLE) { 2927 ath6kl_err("invalid wow mode: %d\n", wow_mode); 2928 return -EINVAL; 2929 } 2930 2931 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2932 if (!skb) 2933 return -ENOMEM; 2934 2935 cmd = (struct wmi_set_wow_mode_cmd *) skb->data; 2936 cmd->enable_wow = cpu_to_le32(wow_mode); 2937 cmd->filter = cpu_to_le32(filter); 2938 cmd->host_req_delay = cpu_to_le16(host_req_delay); 2939 2940 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID, 2941 NO_SYNC_WMIFLAG); 2942 return ret; 2943 } 2944 2945 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2946 u8 list_id, u8 filter_size, 2947 u8 filter_offset, const u8 *filter, 2948 const u8 *mask) 2949 { 2950 struct sk_buff *skb; 2951 struct wmi_add_wow_pattern_cmd *cmd; 2952 u16 size; 2953 u8 *filter_mask; 2954 int ret; 2955 2956 /* 2957 * Allocate additional memory in the buffer to hold 2958 * filter and mask value, which is twice of filter_size. 2959 */ 2960 size = sizeof(*cmd) + (2 * filter_size); 2961 2962 skb = ath6kl_wmi_get_new_buf(size); 2963 if (!skb) 2964 return -ENOMEM; 2965 2966 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data; 2967 cmd->filter_list_id = list_id; 2968 cmd->filter_size = filter_size; 2969 cmd->filter_offset = filter_offset; 2970 2971 memcpy(cmd->filter, filter, filter_size); 2972 2973 filter_mask = (u8 *) (cmd->filter + filter_size); 2974 memcpy(filter_mask, mask, filter_size); 2975 2976 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID, 2977 NO_SYNC_WMIFLAG); 2978 2979 return ret; 2980 } 2981 2982 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2983 u16 list_id, u16 filter_id) 2984 { 2985 struct sk_buff *skb; 2986 struct wmi_del_wow_pattern_cmd *cmd; 2987 int ret; 2988 2989 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2990 if (!skb) 2991 return -ENOMEM; 2992 2993 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data; 2994 cmd->filter_list_id = cpu_to_le16(list_id); 2995 cmd->filter_id = cpu_to_le16(filter_id); 2996 2997 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID, 2998 NO_SYNC_WMIFLAG); 2999 return ret; 3000 } 3001 3002 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb, 3003 enum wmix_command_id cmd_id, 3004 enum wmi_sync_flag sync_flag) 3005 { 3006 struct wmix_cmd_hdr *cmd_hdr; 3007 int ret; 3008 3009 skb_push(skb, sizeof(struct wmix_cmd_hdr)); 3010 3011 cmd_hdr = (struct wmix_cmd_hdr *) skb->data; 3012 cmd_hdr->cmd_id = cpu_to_le32(cmd_id); 3013 3014 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag); 3015 3016 return ret; 3017 } 3018 3019 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source) 3020 { 3021 struct sk_buff *skb; 3022 struct wmix_hb_challenge_resp_cmd *cmd; 3023 int ret; 3024 3025 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3026 if (!skb) 3027 return -ENOMEM; 3028 3029 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data; 3030 cmd->cookie = cpu_to_le32(cookie); 3031 cmd->source = cpu_to_le32(source); 3032 3033 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID, 3034 NO_SYNC_WMIFLAG); 3035 return ret; 3036 } 3037 3038 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config) 3039 { 3040 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd; 3041 struct sk_buff *skb; 3042 int ret; 3043 3044 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3045 if (!skb) 3046 return -ENOMEM; 3047 3048 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data; 3049 cmd->valid = cpu_to_le32(valid); 3050 cmd->config = cpu_to_le32(config); 3051 3052 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID, 3053 NO_SYNC_WMIFLAG); 3054 return ret; 3055 } 3056 3057 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx) 3058 { 3059 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID); 3060 } 3061 3062 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM) 3063 { 3064 struct sk_buff *skb; 3065 struct wmi_set_tx_pwr_cmd *cmd; 3066 int ret; 3067 3068 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd)); 3069 if (!skb) 3070 return -ENOMEM; 3071 3072 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data; 3073 cmd->dbM = dbM; 3074 3075 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID, 3076 NO_SYNC_WMIFLAG); 3077 3078 return ret; 3079 } 3080 3081 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx) 3082 { 3083 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID); 3084 } 3085 3086 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi) 3087 { 3088 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID); 3089 } 3090 3091 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status, 3092 u8 preamble_policy) 3093 { 3094 struct sk_buff *skb; 3095 struct wmi_set_lpreamble_cmd *cmd; 3096 int ret; 3097 3098 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd)); 3099 if (!skb) 3100 return -ENOMEM; 3101 3102 cmd = (struct wmi_set_lpreamble_cmd *) skb->data; 3103 cmd->status = status; 3104 cmd->preamble_policy = preamble_policy; 3105 3106 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID, 3107 NO_SYNC_WMIFLAG); 3108 return ret; 3109 } 3110 3111 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold) 3112 { 3113 struct sk_buff *skb; 3114 struct wmi_set_rts_cmd *cmd; 3115 int ret; 3116 3117 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd)); 3118 if (!skb) 3119 return -ENOMEM; 3120 3121 cmd = (struct wmi_set_rts_cmd *) skb->data; 3122 cmd->threshold = cpu_to_le16(threshold); 3123 3124 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID, 3125 NO_SYNC_WMIFLAG); 3126 return ret; 3127 } 3128 3129 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg) 3130 { 3131 struct sk_buff *skb; 3132 struct wmi_set_wmm_txop_cmd *cmd; 3133 int ret; 3134 3135 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED))) 3136 return -EINVAL; 3137 3138 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd)); 3139 if (!skb) 3140 return -ENOMEM; 3141 3142 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data; 3143 cmd->txop_enable = cfg; 3144 3145 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID, 3146 NO_SYNC_WMIFLAG); 3147 return ret; 3148 } 3149 3150 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx, 3151 u8 keep_alive_intvl) 3152 { 3153 struct sk_buff *skb; 3154 struct wmi_set_keepalive_cmd *cmd; 3155 int ret; 3156 3157 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3158 if (!skb) 3159 return -ENOMEM; 3160 3161 cmd = (struct wmi_set_keepalive_cmd *) skb->data; 3162 cmd->keep_alive_intvl = keep_alive_intvl; 3163 3164 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID, 3165 NO_SYNC_WMIFLAG); 3166 3167 if (ret == 0) 3168 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl); 3169 3170 return ret; 3171 } 3172 3173 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx, 3174 enum nl80211_band band, 3175 struct ath6kl_htcap *htcap) 3176 { 3177 struct sk_buff *skb; 3178 struct wmi_set_htcap_cmd *cmd; 3179 3180 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3181 if (!skb) 3182 return -ENOMEM; 3183 3184 cmd = (struct wmi_set_htcap_cmd *) skb->data; 3185 3186 /* 3187 * NOTE: Band in firmware matches enum nl80211_band, it is unlikely 3188 * this will be changed in firmware. If at all there is any change in 3189 * band value, the host needs to be fixed. 3190 */ 3191 cmd->band = band; 3192 cmd->ht_enable = !!htcap->ht_enable; 3193 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20); 3194 cmd->ht40_supported = 3195 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40); 3196 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40); 3197 cmd->intolerant_40mhz = 3198 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT); 3199 cmd->max_ampdu_len_exp = htcap->ampdu_factor; 3200 3201 ath6kl_dbg(ATH6KL_DBG_WMI, 3202 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n", 3203 cmd->band, cmd->ht_enable, cmd->ht40_supported, 3204 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz, 3205 cmd->max_ampdu_len_exp); 3206 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID, 3207 NO_SYNC_WMIFLAG); 3208 } 3209 3210 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len) 3211 { 3212 struct sk_buff *skb; 3213 int ret; 3214 3215 skb = ath6kl_wmi_get_new_buf(len); 3216 if (!skb) 3217 return -ENOMEM; 3218 3219 memcpy(skb->data, buf, len); 3220 3221 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG); 3222 3223 return ret; 3224 } 3225 3226 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on) 3227 { 3228 struct sk_buff *skb; 3229 struct wmi_mcast_filter_cmd *cmd; 3230 int ret; 3231 3232 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3233 if (!skb) 3234 return -ENOMEM; 3235 3236 cmd = (struct wmi_mcast_filter_cmd *) skb->data; 3237 cmd->mcast_all_enable = mc_all_on; 3238 3239 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID, 3240 NO_SYNC_WMIFLAG); 3241 return ret; 3242 } 3243 3244 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, 3245 u8 *filter, bool add_filter) 3246 { 3247 struct sk_buff *skb; 3248 struct wmi_mcast_filter_add_del_cmd *cmd; 3249 int ret; 3250 3251 if ((filter[0] != 0x33 || filter[1] != 0x33) && 3252 (filter[0] != 0x01 || filter[1] != 0x00 || 3253 filter[2] != 0x5e || filter[3] > 0x7f)) { 3254 ath6kl_warn("invalid multicast filter address\n"); 3255 return -EINVAL; 3256 } 3257 3258 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3259 if (!skb) 3260 return -ENOMEM; 3261 3262 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data; 3263 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 3264 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3265 add_filter ? WMI_SET_MCAST_FILTER_CMDID : 3266 WMI_DEL_MCAST_FILTER_CMDID, 3267 NO_SYNC_WMIFLAG); 3268 3269 return ret; 3270 } 3271 3272 int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance) 3273 { 3274 struct sk_buff *skb; 3275 struct wmi_sta_bmiss_enhance_cmd *cmd; 3276 int ret; 3277 3278 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3279 if (!skb) 3280 return -ENOMEM; 3281 3282 cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data; 3283 cmd->enable = enhance ? 1 : 0; 3284 3285 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3286 WMI_STA_BMISS_ENHANCE_CMDID, 3287 NO_SYNC_WMIFLAG); 3288 return ret; 3289 } 3290 3291 int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2) 3292 { 3293 struct sk_buff *skb; 3294 struct wmi_set_regdomain_cmd *cmd; 3295 3296 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3297 if (!skb) 3298 return -ENOMEM; 3299 3300 cmd = (struct wmi_set_regdomain_cmd *) skb->data; 3301 memcpy(cmd->iso_name, alpha2, 2); 3302 3303 return ath6kl_wmi_cmd_send(wmi, 0, skb, 3304 WMI_SET_REGDOMAIN_CMDID, 3305 NO_SYNC_WMIFLAG); 3306 } 3307 3308 s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index) 3309 { 3310 struct ath6kl *ar = wmi->parent_dev; 3311 u8 sgi = 0; 3312 s32 ret; 3313 3314 if (rate_index == RATE_AUTO) 3315 return 0; 3316 3317 /* SGI is stored as the MSB of the rate_index */ 3318 if (rate_index & RATE_INDEX_MSB) { 3319 rate_index &= RATE_INDEX_WITHOUT_SGI_MASK; 3320 sgi = 1; 3321 } 3322 3323 if (test_bit(ATH6KL_FW_CAPABILITY_RATETABLE_MCS15, 3324 ar->fw_capabilities)) { 3325 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl_mcs15))) 3326 return 0; 3327 3328 ret = wmi_rate_tbl_mcs15[(u32) rate_index][sgi]; 3329 } else { 3330 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl))) 3331 return 0; 3332 3333 ret = wmi_rate_tbl[(u32) rate_index][sgi]; 3334 } 3335 3336 return ret; 3337 } 3338 3339 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap, 3340 u32 len) 3341 { 3342 struct wmi_pmkid_list_reply *reply; 3343 u32 expected_len; 3344 3345 if (len < sizeof(struct wmi_pmkid_list_reply)) 3346 return -EINVAL; 3347 3348 reply = (struct wmi_pmkid_list_reply *)datap; 3349 expected_len = sizeof(reply->num_pmkid) + 3350 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN; 3351 3352 if (len < expected_len) 3353 return -EINVAL; 3354 3355 return 0; 3356 } 3357 3358 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3359 struct ath6kl_vif *vif) 3360 { 3361 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap; 3362 3363 aggr_recv_addba_req_evt(vif, cmd->tid, 3364 le16_to_cpu(cmd->st_seq_no), cmd->win_sz); 3365 3366 return 0; 3367 } 3368 3369 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3370 struct ath6kl_vif *vif) 3371 { 3372 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap; 3373 3374 aggr_recv_delba_req_evt(vif, cmd->tid); 3375 3376 return 0; 3377 } 3378 3379 /* AP mode functions */ 3380 3381 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx, 3382 struct wmi_connect_cmd *p) 3383 { 3384 struct sk_buff *skb; 3385 struct wmi_connect_cmd *cm; 3386 int res; 3387 3388 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3389 if (!skb) 3390 return -ENOMEM; 3391 3392 cm = (struct wmi_connect_cmd *) skb->data; 3393 memcpy(cm, p, sizeof(*cm)); 3394 3395 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID, 3396 NO_SYNC_WMIFLAG); 3397 ath6kl_dbg(ATH6KL_DBG_WMI, 3398 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n", 3399 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch), 3400 le32_to_cpu(p->ctrl_flags), res); 3401 return res; 3402 } 3403 3404 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac, 3405 u16 reason) 3406 { 3407 struct sk_buff *skb; 3408 struct wmi_ap_set_mlme_cmd *cm; 3409 3410 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3411 if (!skb) 3412 return -ENOMEM; 3413 3414 cm = (struct wmi_ap_set_mlme_cmd *) skb->data; 3415 memcpy(cm->mac, mac, ETH_ALEN); 3416 cm->reason = cpu_to_le16(reason); 3417 cm->cmd = cmd; 3418 3419 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd, 3420 cm->reason); 3421 3422 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID, 3423 NO_SYNC_WMIFLAG); 3424 } 3425 3426 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable) 3427 { 3428 struct sk_buff *skb; 3429 struct wmi_ap_hidden_ssid_cmd *cmd; 3430 3431 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3432 if (!skb) 3433 return -ENOMEM; 3434 3435 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data; 3436 cmd->hidden_ssid = enable ? 1 : 0; 3437 3438 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID, 3439 NO_SYNC_WMIFLAG); 3440 } 3441 3442 /* This command will be used to enable/disable AP uAPSD feature */ 3443 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable) 3444 { 3445 struct wmi_ap_set_apsd_cmd *cmd; 3446 struct sk_buff *skb; 3447 3448 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3449 if (!skb) 3450 return -ENOMEM; 3451 3452 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data; 3453 cmd->enable = enable; 3454 3455 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID, 3456 NO_SYNC_WMIFLAG); 3457 } 3458 3459 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx, 3460 u16 aid, u16 bitmap, u32 flags) 3461 { 3462 struct wmi_ap_apsd_buffered_traffic_cmd *cmd; 3463 struct sk_buff *skb; 3464 3465 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3466 if (!skb) 3467 return -ENOMEM; 3468 3469 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data; 3470 cmd->aid = cpu_to_le16(aid); 3471 cmd->bitmap = cpu_to_le16(bitmap); 3472 cmd->flags = cpu_to_le32(flags); 3473 3474 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3475 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID, 3476 NO_SYNC_WMIFLAG); 3477 } 3478 3479 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len, 3480 struct ath6kl_vif *vif) 3481 { 3482 struct wmi_pspoll_event *ev; 3483 3484 if (len < sizeof(struct wmi_pspoll_event)) 3485 return -EINVAL; 3486 3487 ev = (struct wmi_pspoll_event *) datap; 3488 3489 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid)); 3490 3491 return 0; 3492 } 3493 3494 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len, 3495 struct ath6kl_vif *vif) 3496 { 3497 ath6kl_dtimexpiry_event(vif); 3498 3499 return 0; 3500 } 3501 3502 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid, 3503 bool flag) 3504 { 3505 struct sk_buff *skb; 3506 struct wmi_ap_set_pvb_cmd *cmd; 3507 int ret; 3508 3509 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd)); 3510 if (!skb) 3511 return -ENOMEM; 3512 3513 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data; 3514 cmd->aid = cpu_to_le16(aid); 3515 cmd->rsvd = cpu_to_le16(0); 3516 cmd->flag = cpu_to_le32(flag); 3517 3518 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID, 3519 NO_SYNC_WMIFLAG); 3520 3521 return ret; 3522 } 3523 3524 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx, 3525 u8 rx_meta_ver, 3526 bool rx_dot11_hdr, bool defrag_on_host) 3527 { 3528 struct sk_buff *skb; 3529 struct wmi_rx_frame_format_cmd *cmd; 3530 int ret; 3531 3532 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3533 if (!skb) 3534 return -ENOMEM; 3535 3536 cmd = (struct wmi_rx_frame_format_cmd *) skb->data; 3537 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0; 3538 cmd->defrag_on_host = defrag_on_host ? 1 : 0; 3539 cmd->meta_ver = rx_meta_ver; 3540 3541 /* Delete the local aggr state, on host */ 3542 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID, 3543 NO_SYNC_WMIFLAG); 3544 3545 return ret; 3546 } 3547 3548 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type, 3549 const u8 *ie, u8 ie_len) 3550 { 3551 struct sk_buff *skb; 3552 struct wmi_set_appie_cmd *p; 3553 3554 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3555 if (!skb) 3556 return -ENOMEM; 3557 3558 ath6kl_dbg(ATH6KL_DBG_WMI, 3559 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n", 3560 mgmt_frm_type, ie_len); 3561 p = (struct wmi_set_appie_cmd *) skb->data; 3562 p->mgmt_frm_type = mgmt_frm_type; 3563 p->ie_len = ie_len; 3564 3565 if (ie != NULL && ie_len > 0) 3566 memcpy(p->ie_info, ie, ie_len); 3567 3568 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID, 3569 NO_SYNC_WMIFLAG); 3570 } 3571 3572 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field, 3573 const u8 *ie_info, u8 ie_len) 3574 { 3575 struct sk_buff *skb; 3576 struct wmi_set_ie_cmd *p; 3577 3578 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3579 if (!skb) 3580 return -ENOMEM; 3581 3582 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n", 3583 ie_id, ie_field, ie_len); 3584 p = (struct wmi_set_ie_cmd *) skb->data; 3585 p->ie_id = ie_id; 3586 p->ie_field = ie_field; 3587 p->ie_len = ie_len; 3588 if (ie_info && ie_len > 0) 3589 memcpy(p->ie_info, ie_info, ie_len); 3590 3591 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID, 3592 NO_SYNC_WMIFLAG); 3593 } 3594 3595 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable) 3596 { 3597 struct sk_buff *skb; 3598 struct wmi_disable_11b_rates_cmd *cmd; 3599 3600 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3601 if (!skb) 3602 return -ENOMEM; 3603 3604 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n", 3605 disable); 3606 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data; 3607 cmd->disable = disable ? 1 : 0; 3608 3609 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID, 3610 NO_SYNC_WMIFLAG); 3611 } 3612 3613 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur) 3614 { 3615 struct sk_buff *skb; 3616 struct wmi_remain_on_chnl_cmd *p; 3617 3618 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3619 if (!skb) 3620 return -ENOMEM; 3621 3622 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n", 3623 freq, dur); 3624 p = (struct wmi_remain_on_chnl_cmd *) skb->data; 3625 p->freq = cpu_to_le32(freq); 3626 p->duration = cpu_to_le32(dur); 3627 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID, 3628 NO_SYNC_WMIFLAG); 3629 } 3630 3631 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use 3632 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P 3633 * mgmt operations using station interface. 3634 */ 3635 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3636 u32 freq, u32 wait, const u8 *data, 3637 u16 data_len) 3638 { 3639 struct sk_buff *skb; 3640 struct wmi_send_action_cmd *p; 3641 u8 *buf; 3642 3643 if (wait) 3644 return -EINVAL; /* Offload for wait not supported */ 3645 3646 buf = kmalloc(data_len, GFP_KERNEL); 3647 if (!buf) 3648 return -ENOMEM; 3649 3650 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3651 if (!skb) { 3652 kfree(buf); 3653 return -ENOMEM; 3654 } 3655 3656 kfree(wmi->last_mgmt_tx_frame); 3657 memcpy(buf, data, data_len); 3658 wmi->last_mgmt_tx_frame = buf; 3659 wmi->last_mgmt_tx_frame_len = data_len; 3660 3661 ath6kl_dbg(ATH6KL_DBG_WMI, 3662 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3663 id, freq, wait, data_len); 3664 p = (struct wmi_send_action_cmd *) skb->data; 3665 p->id = cpu_to_le32(id); 3666 p->freq = cpu_to_le32(freq); 3667 p->wait = cpu_to_le32(wait); 3668 p->len = cpu_to_le16(data_len); 3669 memcpy(p->data, data, data_len); 3670 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID, 3671 NO_SYNC_WMIFLAG); 3672 } 3673 3674 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3675 u32 freq, u32 wait, const u8 *data, 3676 u16 data_len, u32 no_cck) 3677 { 3678 struct sk_buff *skb; 3679 struct wmi_send_mgmt_cmd *p; 3680 u8 *buf; 3681 3682 if (wait) 3683 return -EINVAL; /* Offload for wait not supported */ 3684 3685 buf = kmalloc(data_len, GFP_KERNEL); 3686 if (!buf) 3687 return -ENOMEM; 3688 3689 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3690 if (!skb) { 3691 kfree(buf); 3692 return -ENOMEM; 3693 } 3694 3695 kfree(wmi->last_mgmt_tx_frame); 3696 memcpy(buf, data, data_len); 3697 wmi->last_mgmt_tx_frame = buf; 3698 wmi->last_mgmt_tx_frame_len = data_len; 3699 3700 ath6kl_dbg(ATH6KL_DBG_WMI, 3701 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3702 id, freq, wait, data_len); 3703 p = (struct wmi_send_mgmt_cmd *) skb->data; 3704 p->id = cpu_to_le32(id); 3705 p->freq = cpu_to_le32(freq); 3706 p->wait = cpu_to_le32(wait); 3707 p->no_cck = cpu_to_le32(no_cck); 3708 p->len = cpu_to_le16(data_len); 3709 memcpy(p->data, data, data_len); 3710 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID, 3711 NO_SYNC_WMIFLAG); 3712 } 3713 3714 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3715 u32 wait, const u8 *data, u16 data_len, 3716 u32 no_cck) 3717 { 3718 int status; 3719 struct ath6kl *ar = wmi->parent_dev; 3720 3721 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 3722 ar->fw_capabilities)) { 3723 /* 3724 * If capable of doing P2P mgmt operations using 3725 * station interface, send additional information like 3726 * supported rates to advertise and xmit rates for 3727 * probe requests 3728 */ 3729 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq, 3730 wait, data, data_len, 3731 no_cck); 3732 } else { 3733 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq, 3734 wait, data, data_len); 3735 } 3736 3737 return status; 3738 } 3739 3740 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq, 3741 const u8 *dst, const u8 *data, 3742 u16 data_len) 3743 { 3744 struct sk_buff *skb; 3745 struct wmi_p2p_probe_response_cmd *p; 3746 size_t cmd_len = sizeof(*p) + data_len; 3747 3748 if (data_len == 0) 3749 cmd_len++; /* work around target minimum length requirement */ 3750 3751 skb = ath6kl_wmi_get_new_buf(cmd_len); 3752 if (!skb) 3753 return -ENOMEM; 3754 3755 ath6kl_dbg(ATH6KL_DBG_WMI, 3756 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n", 3757 freq, dst, data_len); 3758 p = (struct wmi_p2p_probe_response_cmd *) skb->data; 3759 p->freq = cpu_to_le32(freq); 3760 memcpy(p->destination_addr, dst, ETH_ALEN); 3761 p->len = cpu_to_le16(data_len); 3762 memcpy(p->data, data, data_len); 3763 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3764 WMI_SEND_PROBE_RESPONSE_CMDID, 3765 NO_SYNC_WMIFLAG); 3766 } 3767 3768 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable) 3769 { 3770 struct sk_buff *skb; 3771 struct wmi_probe_req_report_cmd *p; 3772 3773 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3774 if (!skb) 3775 return -ENOMEM; 3776 3777 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n", 3778 enable); 3779 p = (struct wmi_probe_req_report_cmd *) skb->data; 3780 p->enable = enable ? 1 : 0; 3781 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID, 3782 NO_SYNC_WMIFLAG); 3783 } 3784 3785 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags) 3786 { 3787 struct sk_buff *skb; 3788 struct wmi_get_p2p_info *p; 3789 3790 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3791 if (!skb) 3792 return -ENOMEM; 3793 3794 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n", 3795 info_req_flags); 3796 p = (struct wmi_get_p2p_info *) skb->data; 3797 p->info_req_flags = cpu_to_le32(info_req_flags); 3798 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID, 3799 NO_SYNC_WMIFLAG); 3800 } 3801 3802 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx) 3803 { 3804 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n"); 3805 return ath6kl_wmi_simple_cmd(wmi, if_idx, 3806 WMI_CANCEL_REMAIN_ON_CHNL_CMDID); 3807 } 3808 3809 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout) 3810 { 3811 struct sk_buff *skb; 3812 struct wmi_set_inact_period_cmd *cmd; 3813 3814 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3815 if (!skb) 3816 return -ENOMEM; 3817 3818 cmd = (struct wmi_set_inact_period_cmd *) skb->data; 3819 cmd->inact_period = cpu_to_le32(inact_timeout); 3820 cmd->num_null_func = 0; 3821 3822 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID, 3823 NO_SYNC_WMIFLAG); 3824 } 3825 3826 static void ath6kl_wmi_hb_challenge_resp_event(struct wmi *wmi, u8 *datap, 3827 int len) 3828 { 3829 struct wmix_hb_challenge_resp_cmd *cmd; 3830 3831 if (len < sizeof(struct wmix_hb_challenge_resp_cmd)) 3832 return; 3833 3834 cmd = (struct wmix_hb_challenge_resp_cmd *) datap; 3835 ath6kl_recovery_hb_event(wmi->parent_dev, 3836 le32_to_cpu(cmd->cookie)); 3837 } 3838 3839 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb) 3840 { 3841 struct wmix_cmd_hdr *cmd; 3842 u32 len; 3843 u16 id; 3844 u8 *datap; 3845 int ret = 0; 3846 3847 if (skb->len < sizeof(struct wmix_cmd_hdr)) { 3848 ath6kl_err("bad packet 1\n"); 3849 return -EINVAL; 3850 } 3851 3852 cmd = (struct wmix_cmd_hdr *) skb->data; 3853 id = le32_to_cpu(cmd->cmd_id); 3854 3855 skb_pull(skb, sizeof(struct wmix_cmd_hdr)); 3856 3857 datap = skb->data; 3858 len = skb->len; 3859 3860 switch (id) { 3861 case WMIX_HB_CHALLENGE_RESP_EVENTID: 3862 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n"); 3863 ath6kl_wmi_hb_challenge_resp_event(wmi, datap, len); 3864 break; 3865 case WMIX_DBGLOG_EVENTID: 3866 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len); 3867 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len); 3868 break; 3869 default: 3870 ath6kl_warn("unknown cmd id 0x%x\n", id); 3871 ret = -EINVAL; 3872 break; 3873 } 3874 3875 return ret; 3876 } 3877 3878 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len) 3879 { 3880 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len); 3881 } 3882 3883 /* Process interface specific wmi events, caller would free the datap */ 3884 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id, 3885 u8 *datap, u32 len) 3886 { 3887 struct ath6kl_vif *vif; 3888 3889 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx); 3890 if (!vif) { 3891 ath6kl_dbg(ATH6KL_DBG_WMI, 3892 "Wmi event for unavailable vif, vif_index:%d\n", 3893 if_idx); 3894 return -EINVAL; 3895 } 3896 3897 switch (cmd_id) { 3898 case WMI_CONNECT_EVENTID: 3899 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n"); 3900 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif); 3901 case WMI_DISCONNECT_EVENTID: 3902 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n"); 3903 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif); 3904 case WMI_TKIP_MICERR_EVENTID: 3905 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n"); 3906 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif); 3907 case WMI_BSSINFO_EVENTID: 3908 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n"); 3909 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif); 3910 case WMI_NEIGHBOR_REPORT_EVENTID: 3911 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n"); 3912 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len, 3913 vif); 3914 case WMI_SCAN_COMPLETE_EVENTID: 3915 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n"); 3916 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif); 3917 case WMI_REPORT_STATISTICS_EVENTID: 3918 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n"); 3919 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif); 3920 case WMI_CAC_EVENTID: 3921 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n"); 3922 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif); 3923 case WMI_PSPOLL_EVENTID: 3924 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n"); 3925 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif); 3926 case WMI_DTIMEXPIRY_EVENTID: 3927 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n"); 3928 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif); 3929 case WMI_ADDBA_REQ_EVENTID: 3930 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n"); 3931 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif); 3932 case WMI_DELBA_REQ_EVENTID: 3933 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n"); 3934 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif); 3935 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID: 3936 ath6kl_dbg(ATH6KL_DBG_WMI, 3937 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID"); 3938 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif); 3939 case WMI_REMAIN_ON_CHNL_EVENTID: 3940 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n"); 3941 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif); 3942 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID: 3943 ath6kl_dbg(ATH6KL_DBG_WMI, 3944 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n"); 3945 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap, 3946 len, vif); 3947 case WMI_TX_STATUS_EVENTID: 3948 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n"); 3949 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif); 3950 case WMI_RX_PROBE_REQ_EVENTID: 3951 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n"); 3952 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif); 3953 case WMI_RX_ACTION_EVENTID: 3954 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n"); 3955 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif); 3956 case WMI_TXE_NOTIFY_EVENTID: 3957 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TXE_NOTIFY_EVENTID\n"); 3958 return ath6kl_wmi_txe_notify_event_rx(wmi, datap, len, vif); 3959 default: 3960 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id); 3961 return -EINVAL; 3962 } 3963 3964 return 0; 3965 } 3966 3967 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb) 3968 { 3969 struct wmi_cmd_hdr *cmd; 3970 int ret = 0; 3971 u32 len; 3972 u16 id; 3973 u8 if_idx; 3974 u8 *datap; 3975 3976 cmd = (struct wmi_cmd_hdr *) skb->data; 3977 id = le16_to_cpu(cmd->cmd_id); 3978 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK; 3979 3980 skb_pull(skb, sizeof(struct wmi_cmd_hdr)); 3981 datap = skb->data; 3982 len = skb->len; 3983 3984 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len); 3985 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ", 3986 datap, len); 3987 3988 switch (id) { 3989 case WMI_GET_BITRATE_CMDID: 3990 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n"); 3991 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len); 3992 break; 3993 case WMI_GET_CHANNEL_LIST_CMDID: 3994 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n"); 3995 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len); 3996 break; 3997 case WMI_GET_TX_PWR_CMDID: 3998 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n"); 3999 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len); 4000 break; 4001 case WMI_READY_EVENTID: 4002 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n"); 4003 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len); 4004 break; 4005 case WMI_PEER_NODE_EVENTID: 4006 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n"); 4007 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len); 4008 break; 4009 case WMI_REGDOMAIN_EVENTID: 4010 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n"); 4011 ath6kl_wmi_regdomain_event(wmi, datap, len); 4012 break; 4013 case WMI_PSTREAM_TIMEOUT_EVENTID: 4014 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n"); 4015 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len); 4016 break; 4017 case WMI_CMDERROR_EVENTID: 4018 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n"); 4019 ret = ath6kl_wmi_error_event_rx(wmi, datap, len); 4020 break; 4021 case WMI_RSSI_THRESHOLD_EVENTID: 4022 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n"); 4023 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len); 4024 break; 4025 case WMI_ERROR_REPORT_EVENTID: 4026 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n"); 4027 break; 4028 case WMI_OPT_RX_FRAME_EVENTID: 4029 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n"); 4030 /* this event has been deprecated */ 4031 break; 4032 case WMI_REPORT_ROAM_TBL_EVENTID: 4033 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n"); 4034 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len); 4035 break; 4036 case WMI_EXTENSION_EVENTID: 4037 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n"); 4038 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb); 4039 break; 4040 case WMI_CHANNEL_CHANGE_EVENTID: 4041 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n"); 4042 break; 4043 case WMI_REPORT_ROAM_DATA_EVENTID: 4044 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n"); 4045 break; 4046 case WMI_TEST_EVENTID: 4047 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n"); 4048 ret = ath6kl_wmi_test_rx(wmi, datap, len); 4049 break; 4050 case WMI_GET_FIXRATES_CMDID: 4051 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n"); 4052 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len); 4053 break; 4054 case WMI_TX_RETRY_ERR_EVENTID: 4055 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n"); 4056 break; 4057 case WMI_SNR_THRESHOLD_EVENTID: 4058 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n"); 4059 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len); 4060 break; 4061 case WMI_LQ_THRESHOLD_EVENTID: 4062 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n"); 4063 break; 4064 case WMI_APLIST_EVENTID: 4065 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n"); 4066 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len); 4067 break; 4068 case WMI_GET_KEEPALIVE_CMDID: 4069 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n"); 4070 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len); 4071 break; 4072 case WMI_GET_WOW_LIST_EVENTID: 4073 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n"); 4074 break; 4075 case WMI_GET_PMKID_LIST_EVENTID: 4076 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n"); 4077 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len); 4078 break; 4079 case WMI_SET_PARAMS_REPLY_EVENTID: 4080 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n"); 4081 break; 4082 case WMI_ADDBA_RESP_EVENTID: 4083 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n"); 4084 break; 4085 case WMI_REPORT_BTCOEX_CONFIG_EVENTID: 4086 ath6kl_dbg(ATH6KL_DBG_WMI, 4087 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n"); 4088 break; 4089 case WMI_REPORT_BTCOEX_STATS_EVENTID: 4090 ath6kl_dbg(ATH6KL_DBG_WMI, 4091 "WMI_REPORT_BTCOEX_STATS_EVENTID\n"); 4092 break; 4093 case WMI_TX_COMPLETE_EVENTID: 4094 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n"); 4095 ret = ath6kl_wmi_tx_complete_event_rx(datap, len); 4096 break; 4097 case WMI_P2P_CAPABILITIES_EVENTID: 4098 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n"); 4099 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len); 4100 break; 4101 case WMI_P2P_INFO_EVENTID: 4102 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n"); 4103 ret = ath6kl_wmi_p2p_info_event_rx(datap, len); 4104 break; 4105 default: 4106 /* may be the event is interface specific */ 4107 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len); 4108 break; 4109 } 4110 4111 dev_kfree_skb(skb); 4112 return ret; 4113 } 4114 4115 /* Control Path */ 4116 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) 4117 { 4118 if (WARN_ON(skb == NULL)) 4119 return -EINVAL; 4120 4121 if (skb->len < sizeof(struct wmi_cmd_hdr)) { 4122 ath6kl_err("bad packet 1\n"); 4123 dev_kfree_skb(skb); 4124 return -EINVAL; 4125 } 4126 4127 trace_ath6kl_wmi_event(skb->data, skb->len); 4128 4129 return ath6kl_wmi_proc_events(wmi, skb); 4130 } 4131 4132 void ath6kl_wmi_reset(struct wmi *wmi) 4133 { 4134 spin_lock_bh(&wmi->lock); 4135 4136 wmi->fat_pipe_exist = 0; 4137 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac)); 4138 4139 spin_unlock_bh(&wmi->lock); 4140 } 4141 4142 void *ath6kl_wmi_init(struct ath6kl *dev) 4143 { 4144 struct wmi *wmi; 4145 4146 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL); 4147 if (!wmi) 4148 return NULL; 4149 4150 spin_lock_init(&wmi->lock); 4151 4152 wmi->parent_dev = dev; 4153 4154 wmi->pwr_mode = REC_POWER; 4155 4156 ath6kl_wmi_reset(wmi); 4157 4158 return wmi; 4159 } 4160 4161 void ath6kl_wmi_shutdown(struct wmi *wmi) 4162 { 4163 if (!wmi) 4164 return; 4165 4166 kfree(wmi->last_mgmt_tx_frame); 4167 kfree(wmi); 4168 } 4169