1 /* 2 * Copyright (c) 2004-2011 Atheros Communications Inc. 3 * 4 * Permission to use, copy, modify, and/or distribute this software for any 5 * purpose with or without fee is hereby granted, provided that the above 6 * copyright notice and this permission notice appear in all copies. 7 * 8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 15 */ 16 17 #include <linux/ip.h> 18 #include "core.h" 19 #include "debug.h" 20 #include "testmode.h" 21 #include "../regd.h" 22 #include "../regd_common.h" 23 24 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx); 25 26 static const s32 wmi_rate_tbl[][2] = { 27 /* {W/O SGI, with SGI} */ 28 {1000, 1000}, 29 {2000, 2000}, 30 {5500, 5500}, 31 {11000, 11000}, 32 {6000, 6000}, 33 {9000, 9000}, 34 {12000, 12000}, 35 {18000, 18000}, 36 {24000, 24000}, 37 {36000, 36000}, 38 {48000, 48000}, 39 {54000, 54000}, 40 {6500, 7200}, 41 {13000, 14400}, 42 {19500, 21700}, 43 {26000, 28900}, 44 {39000, 43300}, 45 {52000, 57800}, 46 {58500, 65000}, 47 {65000, 72200}, 48 {13500, 15000}, 49 {27000, 30000}, 50 {40500, 45000}, 51 {54000, 60000}, 52 {81000, 90000}, 53 {108000, 120000}, 54 {121500, 135000}, 55 {135000, 150000}, 56 {0, 0} 57 }; 58 59 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */ 60 static const u8 up_to_ac[] = { 61 WMM_AC_BE, 62 WMM_AC_BK, 63 WMM_AC_BK, 64 WMM_AC_BE, 65 WMM_AC_VI, 66 WMM_AC_VI, 67 WMM_AC_VO, 68 WMM_AC_VO, 69 }; 70 71 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id) 72 { 73 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX)) 74 return; 75 76 wmi->ep_id = ep_id; 77 } 78 79 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi) 80 { 81 return wmi->ep_id; 82 } 83 84 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx) 85 { 86 struct ath6kl_vif *vif, *found = NULL; 87 88 if (WARN_ON(if_idx > (ar->vif_max - 1))) 89 return NULL; 90 91 /* FIXME: Locking */ 92 spin_lock_bh(&ar->list_lock); 93 list_for_each_entry(vif, &ar->vif_list, list) { 94 if (vif->fw_vif_idx == if_idx) { 95 found = vif; 96 break; 97 } 98 } 99 spin_unlock_bh(&ar->list_lock); 100 101 return found; 102 } 103 104 /* Performs DIX to 802.3 encapsulation for transmit packets. 105 * Assumes the entire DIX header is contigous and that there is 106 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers. 107 */ 108 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb) 109 { 110 struct ath6kl_llc_snap_hdr *llc_hdr; 111 struct ethhdr *eth_hdr; 112 size_t new_len; 113 __be16 type; 114 u8 *datap; 115 u16 size; 116 117 if (WARN_ON(skb == NULL)) 118 return -EINVAL; 119 120 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr); 121 if (skb_headroom(skb) < size) 122 return -ENOMEM; 123 124 eth_hdr = (struct ethhdr *) skb->data; 125 type = eth_hdr->h_proto; 126 127 if (!is_ethertype(be16_to_cpu(type))) { 128 ath6kl_dbg(ATH6KL_DBG_WMI, 129 "%s: pkt is already in 802.3 format\n", __func__); 130 return 0; 131 } 132 133 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr); 134 135 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr)); 136 datap = skb->data; 137 138 eth_hdr->h_proto = cpu_to_be16(new_len); 139 140 memcpy(datap, eth_hdr, sizeof(*eth_hdr)); 141 142 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr)); 143 llc_hdr->dsap = 0xAA; 144 llc_hdr->ssap = 0xAA; 145 llc_hdr->cntl = 0x03; 146 llc_hdr->org_code[0] = 0x0; 147 llc_hdr->org_code[1] = 0x0; 148 llc_hdr->org_code[2] = 0x0; 149 llc_hdr->eth_type = type; 150 151 return 0; 152 } 153 154 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb, 155 u8 *version, void *tx_meta_info) 156 { 157 struct wmi_tx_meta_v1 *v1; 158 struct wmi_tx_meta_v2 *v2; 159 160 if (WARN_ON(skb == NULL || version == NULL)) 161 return -EINVAL; 162 163 switch (*version) { 164 case WMI_META_VERSION_1: 165 skb_push(skb, WMI_MAX_TX_META_SZ); 166 v1 = (struct wmi_tx_meta_v1 *) skb->data; 167 v1->pkt_id = 0; 168 v1->rate_plcy_id = 0; 169 *version = WMI_META_VERSION_1; 170 break; 171 case WMI_META_VERSION_2: 172 skb_push(skb, WMI_MAX_TX_META_SZ); 173 v2 = (struct wmi_tx_meta_v2 *) skb->data; 174 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info, 175 sizeof(struct wmi_tx_meta_v2)); 176 break; 177 } 178 179 return 0; 180 } 181 182 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb, 183 u8 msg_type, u32 flags, 184 enum wmi_data_hdr_data_type data_type, 185 u8 meta_ver, void *tx_meta_info, u8 if_idx) 186 { 187 struct wmi_data_hdr *data_hdr; 188 int ret; 189 190 if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1))) 191 return -EINVAL; 192 193 if (tx_meta_info) { 194 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info); 195 if (ret) 196 return ret; 197 } 198 199 skb_push(skb, sizeof(struct wmi_data_hdr)); 200 201 data_hdr = (struct wmi_data_hdr *)skb->data; 202 memset(data_hdr, 0, sizeof(struct wmi_data_hdr)); 203 204 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT; 205 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT; 206 207 if (flags & WMI_DATA_HDR_FLAGS_MORE) 208 data_hdr->info |= WMI_DATA_HDR_MORE; 209 210 if (flags & WMI_DATA_HDR_FLAGS_EOSP) 211 data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP); 212 213 data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT); 214 data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 215 216 return 0; 217 } 218 219 u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri) 220 { 221 struct iphdr *ip_hdr = (struct iphdr *) pkt; 222 u8 ip_pri; 223 224 /* 225 * Determine IPTOS priority 226 * 227 * IP-TOS - 8bits 228 * : DSCP(6-bits) ECN(2-bits) 229 * : DSCP - P2 P1 P0 X X X 230 * where (P2 P1 P0) form 802.1D 231 */ 232 ip_pri = ip_hdr->tos >> 5; 233 ip_pri &= 0x7; 234 235 if ((layer2_pri & 0x7) > ip_pri) 236 return (u8) layer2_pri & 0x7; 237 else 238 return ip_pri; 239 } 240 241 u8 ath6kl_wmi_get_traffic_class(u8 user_priority) 242 { 243 return up_to_ac[user_priority & 0x7]; 244 } 245 246 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx, 247 struct sk_buff *skb, 248 u32 layer2_priority, bool wmm_enabled, 249 u8 *ac) 250 { 251 struct wmi_data_hdr *data_hdr; 252 struct ath6kl_llc_snap_hdr *llc_hdr; 253 struct wmi_create_pstream_cmd cmd; 254 u32 meta_size, hdr_size; 255 u16 ip_type = IP_ETHERTYPE; 256 u8 stream_exist, usr_pri; 257 u8 traffic_class = WMM_AC_BE; 258 u8 *datap; 259 260 if (WARN_ON(skb == NULL)) 261 return -EINVAL; 262 263 datap = skb->data; 264 data_hdr = (struct wmi_data_hdr *) datap; 265 266 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) & 267 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0; 268 269 if (!wmm_enabled) { 270 /* If WMM is disabled all traffic goes as BE traffic */ 271 usr_pri = 0; 272 } else { 273 hdr_size = sizeof(struct ethhdr); 274 275 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + 276 sizeof(struct 277 wmi_data_hdr) + 278 meta_size + hdr_size); 279 280 if (llc_hdr->eth_type == htons(ip_type)) { 281 /* 282 * Extract the endpoint info from the TOS field 283 * in the IP header. 284 */ 285 usr_pri = 286 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) + 287 sizeof(struct ath6kl_llc_snap_hdr), 288 layer2_priority); 289 } else 290 usr_pri = layer2_priority & 0x7; 291 } 292 293 /* 294 * workaround for WMM S5 295 * 296 * FIXME: wmi->traffic_class is always 100 so this test doesn't 297 * make sense 298 */ 299 if ((wmi->traffic_class == WMM_AC_VI) && 300 ((usr_pri == 5) || (usr_pri == 4))) 301 usr_pri = 1; 302 303 /* Convert user priority to traffic class */ 304 traffic_class = up_to_ac[usr_pri & 0x7]; 305 306 wmi_data_hdr_set_up(data_hdr, usr_pri); 307 308 spin_lock_bh(&wmi->lock); 309 stream_exist = wmi->fat_pipe_exist; 310 spin_unlock_bh(&wmi->lock); 311 312 if (!(stream_exist & (1 << traffic_class))) { 313 memset(&cmd, 0, sizeof(cmd)); 314 cmd.traffic_class = traffic_class; 315 cmd.user_pri = usr_pri; 316 cmd.inactivity_int = 317 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT); 318 /* Implicit streams are created with TSID 0xFF */ 319 cmd.tsid = WMI_IMPLICIT_PSTREAM; 320 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd); 321 } 322 323 *ac = traffic_class; 324 325 return 0; 326 } 327 328 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb) 329 { 330 struct ieee80211_hdr_3addr *pwh, wh; 331 struct ath6kl_llc_snap_hdr *llc_hdr; 332 struct ethhdr eth_hdr; 333 u32 hdr_size; 334 u8 *datap; 335 __le16 sub_type; 336 337 if (WARN_ON(skb == NULL)) 338 return -EINVAL; 339 340 datap = skb->data; 341 pwh = (struct ieee80211_hdr_3addr *) datap; 342 343 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE); 344 345 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr)); 346 347 /* Strip off the 802.11 header */ 348 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) { 349 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr), 350 sizeof(u32)); 351 skb_pull(skb, hdr_size); 352 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) 353 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr)); 354 355 datap = skb->data; 356 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap); 357 358 memset(ð_hdr, 0, sizeof(eth_hdr)); 359 eth_hdr.h_proto = llc_hdr->eth_type; 360 361 switch ((le16_to_cpu(wh.frame_control)) & 362 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { 363 case 0: 364 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 365 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 366 break; 367 case IEEE80211_FCTL_TODS: 368 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN); 369 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 370 break; 371 case IEEE80211_FCTL_FROMDS: 372 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 373 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN); 374 break; 375 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: 376 break; 377 } 378 379 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 380 skb_push(skb, sizeof(eth_hdr)); 381 382 datap = skb->data; 383 384 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 385 386 return 0; 387 } 388 389 /* 390 * Performs 802.3 to DIX encapsulation for received packets. 391 * Assumes the entire 802.3 header is contigous. 392 */ 393 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb) 394 { 395 struct ath6kl_llc_snap_hdr *llc_hdr; 396 struct ethhdr eth_hdr; 397 u8 *datap; 398 399 if (WARN_ON(skb == NULL)) 400 return -EINVAL; 401 402 datap = skb->data; 403 404 memcpy(ð_hdr, datap, sizeof(eth_hdr)); 405 406 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr)); 407 eth_hdr.h_proto = llc_hdr->eth_type; 408 409 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 410 datap = skb->data; 411 412 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 413 414 return 0; 415 } 416 417 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len) 418 { 419 struct tx_complete_msg_v1 *msg_v1; 420 struct wmi_tx_complete_event *evt; 421 int index; 422 u16 size; 423 424 evt = (struct wmi_tx_complete_event *) datap; 425 426 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n", 427 evt->num_msg, evt->msg_len, evt->msg_type); 428 429 for (index = 0; index < evt->num_msg; index++) { 430 size = sizeof(struct wmi_tx_complete_event) + 431 (index * sizeof(struct tx_complete_msg_v1)); 432 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size); 433 434 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n", 435 msg_v1->status, msg_v1->pkt_id, 436 msg_v1->rate_idx, msg_v1->ack_failures); 437 } 438 439 return 0; 440 } 441 442 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap, 443 int len, struct ath6kl_vif *vif) 444 { 445 struct wmi_remain_on_chnl_event *ev; 446 u32 freq; 447 u32 dur; 448 struct ieee80211_channel *chan; 449 struct ath6kl *ar = wmi->parent_dev; 450 u32 id; 451 452 if (len < sizeof(*ev)) 453 return -EINVAL; 454 455 ev = (struct wmi_remain_on_chnl_event *) datap; 456 freq = le32_to_cpu(ev->freq); 457 dur = le32_to_cpu(ev->duration); 458 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n", 459 freq, dur); 460 chan = ieee80211_get_channel(ar->wiphy, freq); 461 if (!chan) { 462 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: Unknown channel " 463 "(freq=%u)\n", freq); 464 return -EINVAL; 465 } 466 id = vif->last_roc_id; 467 cfg80211_ready_on_channel(vif->ndev, id, chan, NL80211_CHAN_NO_HT, 468 dur, GFP_ATOMIC); 469 470 return 0; 471 } 472 473 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi, 474 u8 *datap, int len, 475 struct ath6kl_vif *vif) 476 { 477 struct wmi_cancel_remain_on_chnl_event *ev; 478 u32 freq; 479 u32 dur; 480 struct ieee80211_channel *chan; 481 struct ath6kl *ar = wmi->parent_dev; 482 u32 id; 483 484 if (len < sizeof(*ev)) 485 return -EINVAL; 486 487 ev = (struct wmi_cancel_remain_on_chnl_event *) datap; 488 freq = le32_to_cpu(ev->freq); 489 dur = le32_to_cpu(ev->duration); 490 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl: freq=%u dur=%u " 491 "status=%u\n", freq, dur, ev->status); 492 chan = ieee80211_get_channel(ar->wiphy, freq); 493 if (!chan) { 494 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl: Unknown " 495 "channel (freq=%u)\n", freq); 496 return -EINVAL; 497 } 498 if (vif->last_cancel_roc_id && 499 vif->last_cancel_roc_id + 1 == vif->last_roc_id) 500 id = vif->last_cancel_roc_id; /* event for cancel command */ 501 else 502 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */ 503 vif->last_cancel_roc_id = 0; 504 cfg80211_remain_on_channel_expired(vif->ndev, id, chan, 505 NL80211_CHAN_NO_HT, GFP_ATOMIC); 506 507 return 0; 508 } 509 510 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len, 511 struct ath6kl_vif *vif) 512 { 513 struct wmi_tx_status_event *ev; 514 u32 id; 515 516 if (len < sizeof(*ev)) 517 return -EINVAL; 518 519 ev = (struct wmi_tx_status_event *) datap; 520 id = le32_to_cpu(ev->id); 521 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n", 522 id, ev->ack_status); 523 if (wmi->last_mgmt_tx_frame) { 524 cfg80211_mgmt_tx_status(vif->ndev, id, 525 wmi->last_mgmt_tx_frame, 526 wmi->last_mgmt_tx_frame_len, 527 !!ev->ack_status, GFP_ATOMIC); 528 kfree(wmi->last_mgmt_tx_frame); 529 wmi->last_mgmt_tx_frame = NULL; 530 wmi->last_mgmt_tx_frame_len = 0; 531 } 532 533 return 0; 534 } 535 536 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len, 537 struct ath6kl_vif *vif) 538 { 539 struct wmi_p2p_rx_probe_req_event *ev; 540 u32 freq; 541 u16 dlen; 542 543 if (len < sizeof(*ev)) 544 return -EINVAL; 545 546 ev = (struct wmi_p2p_rx_probe_req_event *) datap; 547 freq = le32_to_cpu(ev->freq); 548 dlen = le16_to_cpu(ev->len); 549 if (datap + len < ev->data + dlen) { 550 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: " 551 "len=%d dlen=%u\n", len, dlen); 552 return -EINVAL; 553 } 554 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_probe_req: len=%u freq=%u " 555 "probe_req_report=%d\n", 556 dlen, freq, vif->probe_req_report); 557 558 if (vif->probe_req_report || vif->nw_type == AP_NETWORK) 559 cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC); 560 561 return 0; 562 } 563 564 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len) 565 { 566 struct wmi_p2p_capabilities_event *ev; 567 u16 dlen; 568 569 if (len < sizeof(*ev)) 570 return -EINVAL; 571 572 ev = (struct wmi_p2p_capabilities_event *) datap; 573 dlen = le16_to_cpu(ev->len); 574 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen); 575 576 return 0; 577 } 578 579 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len, 580 struct ath6kl_vif *vif) 581 { 582 struct wmi_rx_action_event *ev; 583 u32 freq; 584 u16 dlen; 585 586 if (len < sizeof(*ev)) 587 return -EINVAL; 588 589 ev = (struct wmi_rx_action_event *) datap; 590 freq = le32_to_cpu(ev->freq); 591 dlen = le16_to_cpu(ev->len); 592 if (datap + len < ev->data + dlen) { 593 ath6kl_err("invalid wmi_rx_action_event: " 594 "len=%d dlen=%u\n", len, dlen); 595 return -EINVAL; 596 } 597 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq); 598 cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC); 599 600 return 0; 601 } 602 603 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len) 604 { 605 struct wmi_p2p_info_event *ev; 606 u32 flags; 607 u16 dlen; 608 609 if (len < sizeof(*ev)) 610 return -EINVAL; 611 612 ev = (struct wmi_p2p_info_event *) datap; 613 flags = le32_to_cpu(ev->info_req_flags); 614 dlen = le16_to_cpu(ev->len); 615 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen); 616 617 if (flags & P2P_FLAG_CAPABILITIES_REQ) { 618 struct wmi_p2p_capabilities *cap; 619 if (dlen < sizeof(*cap)) 620 return -EINVAL; 621 cap = (struct wmi_p2p_capabilities *) ev->data; 622 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n", 623 cap->go_power_save); 624 } 625 626 if (flags & P2P_FLAG_MACADDR_REQ) { 627 struct wmi_p2p_macaddr *mac; 628 if (dlen < sizeof(*mac)) 629 return -EINVAL; 630 mac = (struct wmi_p2p_macaddr *) ev->data; 631 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n", 632 mac->mac_addr); 633 } 634 635 if (flags & P2P_FLAG_HMODEL_REQ) { 636 struct wmi_p2p_hmodel *mod; 637 if (dlen < sizeof(*mod)) 638 return -EINVAL; 639 mod = (struct wmi_p2p_hmodel *) ev->data; 640 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n", 641 mod->p2p_model, 642 mod->p2p_model ? "host" : "firmware"); 643 } 644 return 0; 645 } 646 647 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size) 648 { 649 struct sk_buff *skb; 650 651 skb = ath6kl_buf_alloc(size); 652 if (!skb) 653 return NULL; 654 655 skb_put(skb, size); 656 if (size) 657 memset(skb->data, 0, size); 658 659 return skb; 660 } 661 662 /* Send a "simple" wmi command -- one with no arguments */ 663 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx, 664 enum wmi_cmd_id cmd_id) 665 { 666 struct sk_buff *skb; 667 int ret; 668 669 skb = ath6kl_wmi_get_new_buf(0); 670 if (!skb) 671 return -ENOMEM; 672 673 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG); 674 675 return ret; 676 } 677 678 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len) 679 { 680 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap; 681 682 if (len < sizeof(struct wmi_ready_event_2)) 683 return -EINVAL; 684 685 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr, 686 le32_to_cpu(ev->sw_version), 687 le32_to_cpu(ev->abi_version)); 688 689 return 0; 690 } 691 692 /* 693 * Mechanism to modify the roaming behavior in the firmware. The lower rssi 694 * at which the station has to roam can be passed with 695 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level 696 * in dBm. 697 */ 698 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi) 699 { 700 struct sk_buff *skb; 701 struct roam_ctrl_cmd *cmd; 702 703 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 704 if (!skb) 705 return -ENOMEM; 706 707 cmd = (struct roam_ctrl_cmd *) skb->data; 708 709 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD); 710 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi + 711 DEF_SCAN_FOR_ROAM_INTVL); 712 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi); 713 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR; 714 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS; 715 716 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 717 NO_SYNC_WMIFLAG); 718 719 return 0; 720 } 721 722 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) 723 { 724 struct sk_buff *skb; 725 struct roam_ctrl_cmd *cmd; 726 727 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 728 if (!skb) 729 return -ENOMEM; 730 731 cmd = (struct roam_ctrl_cmd *) skb->data; 732 memset(cmd, 0, sizeof(*cmd)); 733 734 memcpy(cmd->info.bssid, bssid, ETH_ALEN); 735 cmd->roam_ctrl = WMI_FORCE_ROAM; 736 737 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid); 738 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 739 NO_SYNC_WMIFLAG); 740 } 741 742 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) 743 { 744 struct sk_buff *skb; 745 struct roam_ctrl_cmd *cmd; 746 747 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 748 if (!skb) 749 return -ENOMEM; 750 751 cmd = (struct roam_ctrl_cmd *) skb->data; 752 memset(cmd, 0, sizeof(*cmd)); 753 754 cmd->info.roam_mode = mode; 755 cmd->roam_ctrl = WMI_SET_ROAM_MODE; 756 757 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode); 758 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 759 NO_SYNC_WMIFLAG); 760 } 761 762 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len, 763 struct ath6kl_vif *vif) 764 { 765 struct wmi_connect_event *ev; 766 u8 *pie, *peie; 767 768 if (len < sizeof(struct wmi_connect_event)) 769 return -EINVAL; 770 771 ev = (struct wmi_connect_event *) datap; 772 773 if (vif->nw_type == AP_NETWORK) { 774 /* AP mode start/STA connected event */ 775 struct net_device *dev = vif->ndev; 776 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) { 777 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: freq %d bssid %pM " 778 "(AP started)\n", 779 __func__, le16_to_cpu(ev->u.ap_bss.ch), 780 ev->u.ap_bss.bssid); 781 ath6kl_connect_ap_mode_bss( 782 vif, le16_to_cpu(ev->u.ap_bss.ch)); 783 } else { 784 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: aid %u mac_addr %pM " 785 "auth=%u keymgmt=%u cipher=%u apsd_info=%u " 786 "(STA connected)\n", 787 __func__, ev->u.ap_sta.aid, 788 ev->u.ap_sta.mac_addr, 789 ev->u.ap_sta.auth, 790 ev->u.ap_sta.keymgmt, 791 le16_to_cpu(ev->u.ap_sta.cipher), 792 ev->u.ap_sta.apsd_info); 793 794 ath6kl_connect_ap_mode_sta( 795 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr, 796 ev->u.ap_sta.keymgmt, 797 le16_to_cpu(ev->u.ap_sta.cipher), 798 ev->u.ap_sta.auth, ev->assoc_req_len, 799 ev->assoc_info + ev->beacon_ie_len, 800 ev->u.ap_sta.apsd_info); 801 } 802 return 0; 803 } 804 805 /* STA/IBSS mode connection event */ 806 807 ath6kl_dbg(ATH6KL_DBG_WMI, 808 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n", 809 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid, 810 le16_to_cpu(ev->u.sta.listen_intvl), 811 le16_to_cpu(ev->u.sta.beacon_intvl), 812 le32_to_cpu(ev->u.sta.nw_type)); 813 814 /* Start of assoc rsp IEs */ 815 pie = ev->assoc_info + ev->beacon_ie_len + 816 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */ 817 818 /* End of assoc rsp IEs */ 819 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len + 820 ev->assoc_resp_len; 821 822 while (pie < peie) { 823 switch (*pie) { 824 case WLAN_EID_VENDOR_SPECIFIC: 825 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 && 826 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) { 827 /* WMM OUT (00:50:F2) */ 828 if (pie[1] > 5 829 && pie[6] == WMM_PARAM_OUI_SUBTYPE) 830 wmi->is_wmm_enabled = true; 831 } 832 break; 833 } 834 835 if (wmi->is_wmm_enabled) 836 break; 837 838 pie += pie[1] + 2; 839 } 840 841 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch), 842 ev->u.sta.bssid, 843 le16_to_cpu(ev->u.sta.listen_intvl), 844 le16_to_cpu(ev->u.sta.beacon_intvl), 845 le32_to_cpu(ev->u.sta.nw_type), 846 ev->beacon_ie_len, ev->assoc_req_len, 847 ev->assoc_resp_len, ev->assoc_info); 848 849 return 0; 850 } 851 852 static struct country_code_to_enum_rd * 853 ath6kl_regd_find_country(u16 countryCode) 854 { 855 int i; 856 857 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 858 if (allCountries[i].countryCode == countryCode) 859 return &allCountries[i]; 860 } 861 862 return NULL; 863 } 864 865 static struct reg_dmn_pair_mapping * 866 ath6kl_get_regpair(u16 regdmn) 867 { 868 int i; 869 870 if (regdmn == NO_ENUMRD) 871 return NULL; 872 873 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { 874 if (regDomainPairs[i].regDmnEnum == regdmn) 875 return ®DomainPairs[i]; 876 } 877 878 return NULL; 879 } 880 881 static struct country_code_to_enum_rd * 882 ath6kl_regd_find_country_by_rd(u16 regdmn) 883 { 884 int i; 885 886 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 887 if (allCountries[i].regDmnEnum == regdmn) 888 return &allCountries[i]; 889 } 890 891 return NULL; 892 } 893 894 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) 895 { 896 897 struct ath6kl_wmi_regdomain *ev; 898 struct country_code_to_enum_rd *country = NULL; 899 struct reg_dmn_pair_mapping *regpair = NULL; 900 char alpha2[2]; 901 u32 reg_code; 902 903 ev = (struct ath6kl_wmi_regdomain *) datap; 904 reg_code = le32_to_cpu(ev->reg_code); 905 906 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) 907 country = ath6kl_regd_find_country((u16) reg_code); 908 else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { 909 910 regpair = ath6kl_get_regpair((u16) reg_code); 911 country = ath6kl_regd_find_country_by_rd((u16) reg_code); 912 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", 913 regpair->regDmnEnum); 914 } 915 916 if (country) { 917 alpha2[0] = country->isoName[0]; 918 alpha2[1] = country->isoName[1]; 919 920 regulatory_hint(wmi->parent_dev->wiphy, alpha2); 921 922 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n", 923 alpha2[0], alpha2[1]); 924 } 925 } 926 927 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len, 928 struct ath6kl_vif *vif) 929 { 930 struct wmi_disconnect_event *ev; 931 wmi->traffic_class = 100; 932 933 if (len < sizeof(struct wmi_disconnect_event)) 934 return -EINVAL; 935 936 ev = (struct wmi_disconnect_event *) datap; 937 938 ath6kl_dbg(ATH6KL_DBG_WMI, 939 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n", 940 le16_to_cpu(ev->proto_reason_status), ev->bssid, 941 ev->disconn_reason, ev->assoc_resp_len); 942 943 wmi->is_wmm_enabled = false; 944 945 ath6kl_disconnect_event(vif, ev->disconn_reason, 946 ev->bssid, ev->assoc_resp_len, ev->assoc_info, 947 le16_to_cpu(ev->proto_reason_status)); 948 949 return 0; 950 } 951 952 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len) 953 { 954 struct wmi_peer_node_event *ev; 955 956 if (len < sizeof(struct wmi_peer_node_event)) 957 return -EINVAL; 958 959 ev = (struct wmi_peer_node_event *) datap; 960 961 if (ev->event_code == PEER_NODE_JOIN_EVENT) 962 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n", 963 ev->peer_mac_addr); 964 else if (ev->event_code == PEER_NODE_LEAVE_EVENT) 965 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n", 966 ev->peer_mac_addr); 967 968 return 0; 969 } 970 971 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len, 972 struct ath6kl_vif *vif) 973 { 974 struct wmi_tkip_micerr_event *ev; 975 976 if (len < sizeof(struct wmi_tkip_micerr_event)) 977 return -EINVAL; 978 979 ev = (struct wmi_tkip_micerr_event *) datap; 980 981 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast); 982 983 return 0; 984 } 985 986 void ath6kl_wmi_sscan_timer(unsigned long ptr) 987 { 988 struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr; 989 990 cfg80211_sched_scan_results(vif->ar->wiphy); 991 } 992 993 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, 994 struct ath6kl_vif *vif) 995 { 996 struct wmi_bss_info_hdr2 *bih; 997 u8 *buf; 998 struct ieee80211_channel *channel; 999 struct ath6kl *ar = wmi->parent_dev; 1000 struct ieee80211_mgmt *mgmt; 1001 struct cfg80211_bss *bss; 1002 1003 if (len <= sizeof(struct wmi_bss_info_hdr2)) 1004 return -EINVAL; 1005 1006 bih = (struct wmi_bss_info_hdr2 *) datap; 1007 buf = datap + sizeof(struct wmi_bss_info_hdr2); 1008 len -= sizeof(struct wmi_bss_info_hdr2); 1009 1010 ath6kl_dbg(ATH6KL_DBG_WMI, 1011 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" " 1012 "frame_type=%d\n", 1013 bih->ch, bih->snr, bih->snr - 95, bih->bssid, 1014 bih->frame_type); 1015 1016 if (bih->frame_type != BEACON_FTYPE && 1017 bih->frame_type != PROBERESP_FTYPE) 1018 return 0; /* Only update BSS table for now */ 1019 1020 if (bih->frame_type == BEACON_FTYPE && 1021 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) { 1022 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 1023 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 1024 NONE_BSS_FILTER, 0); 1025 } 1026 1027 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch)); 1028 if (channel == NULL) 1029 return -EINVAL; 1030 1031 if (len < 8 + 2 + 2) 1032 return -EINVAL; 1033 1034 if (bih->frame_type == BEACON_FTYPE && test_bit(CONNECTED, &vif->flags) 1035 && memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) { 1036 const u8 *tim; 1037 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2, 1038 len - 8 - 2 - 2); 1039 if (tim && tim[1] >= 2) { 1040 vif->assoc_bss_dtim_period = tim[3]; 1041 set_bit(DTIM_PERIOD_AVAIL, &vif->flags); 1042 } 1043 } 1044 1045 /* 1046 * In theory, use of cfg80211_inform_bss() would be more natural here 1047 * since we do not have the full frame. However, at least for now, 1048 * cfg80211 can only distinguish Beacon and Probe Response frames from 1049 * each other when using cfg80211_inform_bss_frame(), so let's build a 1050 * fake IEEE 802.11 header to be able to take benefit of this. 1051 */ 1052 mgmt = kmalloc(24 + len, GFP_ATOMIC); 1053 if (mgmt == NULL) 1054 return -EINVAL; 1055 1056 if (bih->frame_type == BEACON_FTYPE) { 1057 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1058 IEEE80211_STYPE_BEACON); 1059 memset(mgmt->da, 0xff, ETH_ALEN); 1060 } else { 1061 struct net_device *dev = vif->ndev; 1062 1063 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1064 IEEE80211_STYPE_PROBE_RESP); 1065 memcpy(mgmt->da, dev->dev_addr, ETH_ALEN); 1066 } 1067 mgmt->duration = cpu_to_le16(0); 1068 memcpy(mgmt->sa, bih->bssid, ETH_ALEN); 1069 memcpy(mgmt->bssid, bih->bssid, ETH_ALEN); 1070 mgmt->seq_ctrl = cpu_to_le16(0); 1071 1072 memcpy(&mgmt->u.beacon, buf, len); 1073 1074 bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt, 1075 24 + len, (bih->snr - 95) * 100, 1076 GFP_ATOMIC); 1077 kfree(mgmt); 1078 if (bss == NULL) 1079 return -ENOMEM; 1080 cfg80211_put_bss(bss); 1081 1082 /* 1083 * Firmware doesn't return any event when scheduled scan has 1084 * finished, so we need to use a timer to find out when there are 1085 * no more results. 1086 * 1087 * The timer is started from the first bss info received, otherwise 1088 * the timer would not ever fire if the scan interval is short 1089 * enough. 1090 */ 1091 if (ar->state == ATH6KL_STATE_SCHED_SCAN && 1092 !timer_pending(&vif->sched_scan_timer)) { 1093 mod_timer(&vif->sched_scan_timer, jiffies + 1094 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY)); 1095 } 1096 1097 return 0; 1098 } 1099 1100 /* Inactivity timeout of a fatpipe(pstream) at the target */ 1101 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, 1102 int len) 1103 { 1104 struct wmi_pstream_timeout_event *ev; 1105 1106 if (len < sizeof(struct wmi_pstream_timeout_event)) 1107 return -EINVAL; 1108 1109 ev = (struct wmi_pstream_timeout_event *) datap; 1110 1111 /* 1112 * When the pstream (fat pipe == AC) timesout, it means there were 1113 * no thinStreams within this pstream & it got implicitly created 1114 * due to data flow on this AC. We start the inactivity timer only 1115 * for implicitly created pstream. Just reset the host state. 1116 */ 1117 spin_lock_bh(&wmi->lock); 1118 wmi->stream_exist_for_ac[ev->traffic_class] = 0; 1119 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class); 1120 spin_unlock_bh(&wmi->lock); 1121 1122 /* Indicate inactivity to driver layer for this fatpipe (pstream) */ 1123 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false); 1124 1125 return 0; 1126 } 1127 1128 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len) 1129 { 1130 struct wmi_bit_rate_reply *reply; 1131 s32 rate; 1132 u32 sgi, index; 1133 1134 if (len < sizeof(struct wmi_bit_rate_reply)) 1135 return -EINVAL; 1136 1137 reply = (struct wmi_bit_rate_reply *) datap; 1138 1139 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index); 1140 1141 if (reply->rate_index == (s8) RATE_AUTO) { 1142 rate = RATE_AUTO; 1143 } else { 1144 index = reply->rate_index & 0x7f; 1145 sgi = (reply->rate_index & 0x80) ? 1 : 0; 1146 rate = wmi_rate_tbl[index][sgi]; 1147 } 1148 1149 ath6kl_wakeup_event(wmi->parent_dev); 1150 1151 return 0; 1152 } 1153 1154 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len) 1155 { 1156 ath6kl_tm_rx_event(wmi->parent_dev, datap, len); 1157 1158 return 0; 1159 } 1160 1161 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len) 1162 { 1163 if (len < sizeof(struct wmi_fix_rates_reply)) 1164 return -EINVAL; 1165 1166 ath6kl_wakeup_event(wmi->parent_dev); 1167 1168 return 0; 1169 } 1170 1171 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len) 1172 { 1173 if (len < sizeof(struct wmi_channel_list_reply)) 1174 return -EINVAL; 1175 1176 ath6kl_wakeup_event(wmi->parent_dev); 1177 1178 return 0; 1179 } 1180 1181 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len) 1182 { 1183 struct wmi_tx_pwr_reply *reply; 1184 1185 if (len < sizeof(struct wmi_tx_pwr_reply)) 1186 return -EINVAL; 1187 1188 reply = (struct wmi_tx_pwr_reply *) datap; 1189 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM); 1190 1191 return 0; 1192 } 1193 1194 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len) 1195 { 1196 if (len < sizeof(struct wmi_get_keepalive_cmd)) 1197 return -EINVAL; 1198 1199 ath6kl_wakeup_event(wmi->parent_dev); 1200 1201 return 0; 1202 } 1203 1204 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len, 1205 struct ath6kl_vif *vif) 1206 { 1207 struct wmi_scan_complete_event *ev; 1208 1209 ev = (struct wmi_scan_complete_event *) datap; 1210 1211 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status)); 1212 wmi->is_probe_ssid = false; 1213 1214 return 0; 1215 } 1216 1217 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap, 1218 int len, struct ath6kl_vif *vif) 1219 { 1220 struct wmi_neighbor_report_event *ev; 1221 u8 i; 1222 1223 if (len < sizeof(*ev)) 1224 return -EINVAL; 1225 ev = (struct wmi_neighbor_report_event *) datap; 1226 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info) 1227 > len) { 1228 ath6kl_dbg(ATH6KL_DBG_WMI, "truncated neighbor event " 1229 "(num=%d len=%d)\n", ev->num_neighbors, len); 1230 return -EINVAL; 1231 } 1232 for (i = 0; i < ev->num_neighbors; i++) { 1233 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n", 1234 i + 1, ev->num_neighbors, ev->neighbor[i].bssid, 1235 ev->neighbor[i].bss_flags); 1236 cfg80211_pmksa_candidate_notify(vif->ndev, i, 1237 ev->neighbor[i].bssid, 1238 !!(ev->neighbor[i].bss_flags & 1239 WMI_PREAUTH_CAPABLE_BSS), 1240 GFP_ATOMIC); 1241 } 1242 1243 return 0; 1244 } 1245 1246 /* 1247 * Target is reporting a programming error. This is for 1248 * developer aid only. Target only checks a few common violations 1249 * and it is responsibility of host to do all error checking. 1250 * Behavior of target after wmi error event is undefined. 1251 * A reset is recommended. 1252 */ 1253 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len) 1254 { 1255 const char *type = "unknown error"; 1256 struct wmi_cmd_error_event *ev; 1257 ev = (struct wmi_cmd_error_event *) datap; 1258 1259 switch (ev->err_code) { 1260 case INVALID_PARAM: 1261 type = "invalid parameter"; 1262 break; 1263 case ILLEGAL_STATE: 1264 type = "invalid state"; 1265 break; 1266 case INTERNAL_ERROR: 1267 type = "internal error"; 1268 break; 1269 } 1270 1271 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n", 1272 ev->cmd_id, type); 1273 1274 return 0; 1275 } 1276 1277 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len, 1278 struct ath6kl_vif *vif) 1279 { 1280 ath6kl_tgt_stats_event(vif, datap, len); 1281 1282 return 0; 1283 } 1284 1285 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi, 1286 struct sq_threshold_params *sq_thresh, 1287 u32 size) 1288 { 1289 u32 index; 1290 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1]; 1291 1292 /* The list is already in sorted order. Get the next lower value */ 1293 for (index = 0; index < size; index++) { 1294 if (rssi < sq_thresh->upper_threshold[index]) { 1295 threshold = (u8) sq_thresh->upper_threshold[index]; 1296 break; 1297 } 1298 } 1299 1300 return threshold; 1301 } 1302 1303 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi, 1304 struct sq_threshold_params *sq_thresh, 1305 u32 size) 1306 { 1307 u32 index; 1308 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1]; 1309 1310 /* The list is already in sorted order. Get the next lower value */ 1311 for (index = 0; index < size; index++) { 1312 if (rssi > sq_thresh->lower_threshold[index]) { 1313 threshold = (u8) sq_thresh->lower_threshold[index]; 1314 break; 1315 } 1316 } 1317 1318 return threshold; 1319 } 1320 1321 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi, 1322 struct wmi_rssi_threshold_params_cmd *rssi_cmd) 1323 { 1324 struct sk_buff *skb; 1325 struct wmi_rssi_threshold_params_cmd *cmd; 1326 1327 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1328 if (!skb) 1329 return -ENOMEM; 1330 1331 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data; 1332 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd)); 1333 1334 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID, 1335 NO_SYNC_WMIFLAG); 1336 } 1337 1338 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap, 1339 int len) 1340 { 1341 struct wmi_rssi_threshold_event *reply; 1342 struct wmi_rssi_threshold_params_cmd cmd; 1343 struct sq_threshold_params *sq_thresh; 1344 enum wmi_rssi_threshold_val new_threshold; 1345 u8 upper_rssi_threshold, lower_rssi_threshold; 1346 s16 rssi; 1347 int ret; 1348 1349 if (len < sizeof(struct wmi_rssi_threshold_event)) 1350 return -EINVAL; 1351 1352 reply = (struct wmi_rssi_threshold_event *) datap; 1353 new_threshold = (enum wmi_rssi_threshold_val) reply->range; 1354 rssi = a_sle16_to_cpu(reply->rssi); 1355 1356 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI]; 1357 1358 /* 1359 * Identify the threshold breached and communicate that to the app. 1360 * After that install a new set of thresholds based on the signal 1361 * quality reported by the target 1362 */ 1363 if (new_threshold) { 1364 /* Upper threshold breached */ 1365 if (rssi < sq_thresh->upper_threshold[0]) { 1366 ath6kl_dbg(ATH6KL_DBG_WMI, 1367 "spurious upper rssi threshold event: %d\n", 1368 rssi); 1369 } else if ((rssi < sq_thresh->upper_threshold[1]) && 1370 (rssi >= sq_thresh->upper_threshold[0])) { 1371 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE; 1372 } else if ((rssi < sq_thresh->upper_threshold[2]) && 1373 (rssi >= sq_thresh->upper_threshold[1])) { 1374 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE; 1375 } else if ((rssi < sq_thresh->upper_threshold[3]) && 1376 (rssi >= sq_thresh->upper_threshold[2])) { 1377 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE; 1378 } else if ((rssi < sq_thresh->upper_threshold[4]) && 1379 (rssi >= sq_thresh->upper_threshold[3])) { 1380 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE; 1381 } else if ((rssi < sq_thresh->upper_threshold[5]) && 1382 (rssi >= sq_thresh->upper_threshold[4])) { 1383 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE; 1384 } else if (rssi >= sq_thresh->upper_threshold[5]) { 1385 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE; 1386 } 1387 } else { 1388 /* Lower threshold breached */ 1389 if (rssi > sq_thresh->lower_threshold[0]) { 1390 ath6kl_dbg(ATH6KL_DBG_WMI, 1391 "spurious lower rssi threshold event: %d %d\n", 1392 rssi, sq_thresh->lower_threshold[0]); 1393 } else if ((rssi > sq_thresh->lower_threshold[1]) && 1394 (rssi <= sq_thresh->lower_threshold[0])) { 1395 new_threshold = WMI_RSSI_THRESHOLD6_BELOW; 1396 } else if ((rssi > sq_thresh->lower_threshold[2]) && 1397 (rssi <= sq_thresh->lower_threshold[1])) { 1398 new_threshold = WMI_RSSI_THRESHOLD5_BELOW; 1399 } else if ((rssi > sq_thresh->lower_threshold[3]) && 1400 (rssi <= sq_thresh->lower_threshold[2])) { 1401 new_threshold = WMI_RSSI_THRESHOLD4_BELOW; 1402 } else if ((rssi > sq_thresh->lower_threshold[4]) && 1403 (rssi <= sq_thresh->lower_threshold[3])) { 1404 new_threshold = WMI_RSSI_THRESHOLD3_BELOW; 1405 } else if ((rssi > sq_thresh->lower_threshold[5]) && 1406 (rssi <= sq_thresh->lower_threshold[4])) { 1407 new_threshold = WMI_RSSI_THRESHOLD2_BELOW; 1408 } else if (rssi <= sq_thresh->lower_threshold[5]) { 1409 new_threshold = WMI_RSSI_THRESHOLD1_BELOW; 1410 } 1411 } 1412 1413 /* Calculate and install the next set of thresholds */ 1414 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh, 1415 sq_thresh->lower_threshold_valid_count); 1416 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh, 1417 sq_thresh->upper_threshold_valid_count); 1418 1419 /* Issue a wmi command to install the thresholds */ 1420 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold); 1421 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold); 1422 cmd.weight = sq_thresh->weight; 1423 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1424 1425 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd); 1426 if (ret) { 1427 ath6kl_err("unable to configure rssi thresholds\n"); 1428 return -EIO; 1429 } 1430 1431 return 0; 1432 } 1433 1434 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, 1435 struct ath6kl_vif *vif) 1436 { 1437 struct wmi_cac_event *reply; 1438 struct ieee80211_tspec_ie *ts; 1439 u16 active_tsids, tsinfo; 1440 u8 tsid, index; 1441 u8 ts_id; 1442 1443 if (len < sizeof(struct wmi_cac_event)) 1444 return -EINVAL; 1445 1446 reply = (struct wmi_cac_event *) datap; 1447 1448 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && 1449 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { 1450 1451 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1452 tsinfo = le16_to_cpu(ts->tsinfo); 1453 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1454 IEEE80211_WMM_IE_TSPEC_TID_MASK; 1455 1456 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1457 reply->ac, tsid); 1458 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) { 1459 /* 1460 * Following assumes that there is only one outstanding 1461 * ADDTS request when this event is received 1462 */ 1463 spin_lock_bh(&wmi->lock); 1464 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1465 spin_unlock_bh(&wmi->lock); 1466 1467 for (index = 0; index < sizeof(active_tsids) * 8; index++) { 1468 if ((active_tsids >> index) & 1) 1469 break; 1470 } 1471 if (index < (sizeof(active_tsids) * 8)) 1472 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1473 reply->ac, index); 1474 } 1475 1476 /* 1477 * Clear active tsids and Add missing handling 1478 * for delete qos stream from AP 1479 */ 1480 else if (reply->cac_indication == CAC_INDICATION_DELETE) { 1481 1482 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1483 tsinfo = le16_to_cpu(ts->tsinfo); 1484 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1485 IEEE80211_WMM_IE_TSPEC_TID_MASK); 1486 1487 spin_lock_bh(&wmi->lock); 1488 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id); 1489 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1490 spin_unlock_bh(&wmi->lock); 1491 1492 /* Indicate stream inactivity to driver layer only if all tsids 1493 * within this AC are deleted. 1494 */ 1495 if (!active_tsids) { 1496 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac, 1497 false); 1498 wmi->fat_pipe_exist &= ~(1 << reply->ac); 1499 } 1500 } 1501 1502 return 0; 1503 } 1504 1505 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi, 1506 struct wmi_snr_threshold_params_cmd *snr_cmd) 1507 { 1508 struct sk_buff *skb; 1509 struct wmi_snr_threshold_params_cmd *cmd; 1510 1511 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1512 if (!skb) 1513 return -ENOMEM; 1514 1515 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data; 1516 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd)); 1517 1518 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID, 1519 NO_SYNC_WMIFLAG); 1520 } 1521 1522 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap, 1523 int len) 1524 { 1525 struct wmi_snr_threshold_event *reply; 1526 struct sq_threshold_params *sq_thresh; 1527 struct wmi_snr_threshold_params_cmd cmd; 1528 enum wmi_snr_threshold_val new_threshold; 1529 u8 upper_snr_threshold, lower_snr_threshold; 1530 s16 snr; 1531 int ret; 1532 1533 if (len < sizeof(struct wmi_snr_threshold_event)) 1534 return -EINVAL; 1535 1536 reply = (struct wmi_snr_threshold_event *) datap; 1537 1538 new_threshold = (enum wmi_snr_threshold_val) reply->range; 1539 snr = reply->snr; 1540 1541 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR]; 1542 1543 /* 1544 * Identify the threshold breached and communicate that to the app. 1545 * After that install a new set of thresholds based on the signal 1546 * quality reported by the target. 1547 */ 1548 if (new_threshold) { 1549 /* Upper threshold breached */ 1550 if (snr < sq_thresh->upper_threshold[0]) { 1551 ath6kl_dbg(ATH6KL_DBG_WMI, 1552 "spurious upper snr threshold event: %d\n", 1553 snr); 1554 } else if ((snr < sq_thresh->upper_threshold[1]) && 1555 (snr >= sq_thresh->upper_threshold[0])) { 1556 new_threshold = WMI_SNR_THRESHOLD1_ABOVE; 1557 } else if ((snr < sq_thresh->upper_threshold[2]) && 1558 (snr >= sq_thresh->upper_threshold[1])) { 1559 new_threshold = WMI_SNR_THRESHOLD2_ABOVE; 1560 } else if ((snr < sq_thresh->upper_threshold[3]) && 1561 (snr >= sq_thresh->upper_threshold[2])) { 1562 new_threshold = WMI_SNR_THRESHOLD3_ABOVE; 1563 } else if (snr >= sq_thresh->upper_threshold[3]) { 1564 new_threshold = WMI_SNR_THRESHOLD4_ABOVE; 1565 } 1566 } else { 1567 /* Lower threshold breached */ 1568 if (snr > sq_thresh->lower_threshold[0]) { 1569 ath6kl_dbg(ATH6KL_DBG_WMI, 1570 "spurious lower snr threshold event: %d\n", 1571 sq_thresh->lower_threshold[0]); 1572 } else if ((snr > sq_thresh->lower_threshold[1]) && 1573 (snr <= sq_thresh->lower_threshold[0])) { 1574 new_threshold = WMI_SNR_THRESHOLD4_BELOW; 1575 } else if ((snr > sq_thresh->lower_threshold[2]) && 1576 (snr <= sq_thresh->lower_threshold[1])) { 1577 new_threshold = WMI_SNR_THRESHOLD3_BELOW; 1578 } else if ((snr > sq_thresh->lower_threshold[3]) && 1579 (snr <= sq_thresh->lower_threshold[2])) { 1580 new_threshold = WMI_SNR_THRESHOLD2_BELOW; 1581 } else if (snr <= sq_thresh->lower_threshold[3]) { 1582 new_threshold = WMI_SNR_THRESHOLD1_BELOW; 1583 } 1584 } 1585 1586 /* Calculate and install the next set of thresholds */ 1587 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh, 1588 sq_thresh->lower_threshold_valid_count); 1589 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh, 1590 sq_thresh->upper_threshold_valid_count); 1591 1592 /* Issue a wmi command to install the thresholds */ 1593 cmd.thresh_above1_val = upper_snr_threshold; 1594 cmd.thresh_below1_val = lower_snr_threshold; 1595 cmd.weight = sq_thresh->weight; 1596 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1597 1598 ath6kl_dbg(ATH6KL_DBG_WMI, 1599 "snr: %d, threshold: %d, lower: %d, upper: %d\n", 1600 snr, new_threshold, 1601 lower_snr_threshold, upper_snr_threshold); 1602 1603 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd); 1604 if (ret) { 1605 ath6kl_err("unable to configure snr threshold\n"); 1606 return -EIO; 1607 } 1608 1609 return 0; 1610 } 1611 1612 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len) 1613 { 1614 u16 ap_info_entry_size; 1615 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap; 1616 struct wmi_ap_info_v1 *ap_info_v1; 1617 u8 index; 1618 1619 if (len < sizeof(struct wmi_aplist_event) || 1620 ev->ap_list_ver != APLIST_VER1) 1621 return -EINVAL; 1622 1623 ap_info_entry_size = sizeof(struct wmi_ap_info_v1); 1624 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list; 1625 1626 ath6kl_dbg(ATH6KL_DBG_WMI, 1627 "number of APs in aplist event: %d\n", ev->num_ap); 1628 1629 if (len < (int) (sizeof(struct wmi_aplist_event) + 1630 (ev->num_ap - 1) * ap_info_entry_size)) 1631 return -EINVAL; 1632 1633 /* AP list version 1 contents */ 1634 for (index = 0; index < ev->num_ap; index++) { 1635 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n", 1636 index, ap_info_v1->bssid, ap_info_v1->channel); 1637 ap_info_v1++; 1638 } 1639 1640 return 0; 1641 } 1642 1643 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb, 1644 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag) 1645 { 1646 struct wmi_cmd_hdr *cmd_hdr; 1647 enum htc_endpoint_id ep_id = wmi->ep_id; 1648 int ret; 1649 u16 info1; 1650 1651 if (WARN_ON(skb == NULL || (if_idx > (wmi->parent_dev->vif_max - 1)))) 1652 return -EINVAL; 1653 1654 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n", 1655 cmd_id, skb->len, sync_flag); 1656 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ", 1657 skb->data, skb->len); 1658 1659 if (sync_flag >= END_WMIFLAG) { 1660 dev_kfree_skb(skb); 1661 return -EINVAL; 1662 } 1663 1664 if ((sync_flag == SYNC_BEFORE_WMIFLAG) || 1665 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1666 /* 1667 * Make sure all data currently queued is transmitted before 1668 * the cmd execution. Establish a new sync point. 1669 */ 1670 ath6kl_wmi_sync_point(wmi, if_idx); 1671 } 1672 1673 skb_push(skb, sizeof(struct wmi_cmd_hdr)); 1674 1675 cmd_hdr = (struct wmi_cmd_hdr *) skb->data; 1676 cmd_hdr->cmd_id = cpu_to_le16(cmd_id); 1677 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK; 1678 cmd_hdr->info1 = cpu_to_le16(info1); 1679 1680 /* Only for OPT_TX_CMD, use BE endpoint. */ 1681 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) { 1682 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, 1683 false, false, 0, NULL, if_idx); 1684 if (ret) { 1685 dev_kfree_skb(skb); 1686 return ret; 1687 } 1688 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE); 1689 } 1690 1691 ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 1692 1693 if ((sync_flag == SYNC_AFTER_WMIFLAG) || 1694 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1695 /* 1696 * Make sure all new data queued waits for the command to 1697 * execute. Establish a new sync point. 1698 */ 1699 ath6kl_wmi_sync_point(wmi, if_idx); 1700 } 1701 1702 return 0; 1703 } 1704 1705 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx, 1706 enum network_type nw_type, 1707 enum dot11_auth_mode dot11_auth_mode, 1708 enum auth_mode auth_mode, 1709 enum crypto_type pairwise_crypto, 1710 u8 pairwise_crypto_len, 1711 enum crypto_type group_crypto, 1712 u8 group_crypto_len, int ssid_len, u8 *ssid, 1713 u8 *bssid, u16 channel, u32 ctrl_flags, 1714 u8 nw_subtype) 1715 { 1716 struct sk_buff *skb; 1717 struct wmi_connect_cmd *cc; 1718 int ret; 1719 1720 ath6kl_dbg(ATH6KL_DBG_WMI, 1721 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d " 1722 "type %d dot11_auth %d auth %d pairwise %d group %d\n", 1723 bssid, channel, ctrl_flags, ssid_len, nw_type, 1724 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto); 1725 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len); 1726 1727 wmi->traffic_class = 100; 1728 1729 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT)) 1730 return -EINVAL; 1731 1732 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT)) 1733 return -EINVAL; 1734 1735 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd)); 1736 if (!skb) 1737 return -ENOMEM; 1738 1739 cc = (struct wmi_connect_cmd *) skb->data; 1740 1741 if (ssid_len) 1742 memcpy(cc->ssid, ssid, ssid_len); 1743 1744 cc->ssid_len = ssid_len; 1745 cc->nw_type = nw_type; 1746 cc->dot11_auth_mode = dot11_auth_mode; 1747 cc->auth_mode = auth_mode; 1748 cc->prwise_crypto_type = pairwise_crypto; 1749 cc->prwise_crypto_len = pairwise_crypto_len; 1750 cc->grp_crypto_type = group_crypto; 1751 cc->grp_crypto_len = group_crypto_len; 1752 cc->ch = cpu_to_le16(channel); 1753 cc->ctrl_flags = cpu_to_le32(ctrl_flags); 1754 cc->nw_subtype = nw_subtype; 1755 1756 if (bssid != NULL) 1757 memcpy(cc->bssid, bssid, ETH_ALEN); 1758 1759 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID, 1760 NO_SYNC_WMIFLAG); 1761 1762 return ret; 1763 } 1764 1765 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid, 1766 u16 channel) 1767 { 1768 struct sk_buff *skb; 1769 struct wmi_reconnect_cmd *cc; 1770 int ret; 1771 1772 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n", 1773 bssid, channel); 1774 1775 wmi->traffic_class = 100; 1776 1777 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd)); 1778 if (!skb) 1779 return -ENOMEM; 1780 1781 cc = (struct wmi_reconnect_cmd *) skb->data; 1782 cc->channel = cpu_to_le16(channel); 1783 1784 if (bssid != NULL) 1785 memcpy(cc->bssid, bssid, ETH_ALEN); 1786 1787 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID, 1788 NO_SYNC_WMIFLAG); 1789 1790 return ret; 1791 } 1792 1793 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx) 1794 { 1795 int ret; 1796 1797 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n"); 1798 1799 wmi->traffic_class = 100; 1800 1801 /* Disconnect command does not need to do a SYNC before. */ 1802 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID); 1803 1804 return ret; 1805 } 1806 1807 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, 1808 enum wmi_scan_type scan_type, 1809 u32 force_fgscan, u32 is_legacy, 1810 u32 home_dwell_time, u32 force_scan_interval, 1811 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates) 1812 { 1813 struct sk_buff *skb; 1814 struct wmi_begin_scan_cmd *sc; 1815 s8 size; 1816 int i, band, ret; 1817 struct ath6kl *ar = wmi->parent_dev; 1818 int num_rates; 1819 1820 size = sizeof(struct wmi_begin_scan_cmd); 1821 1822 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1823 return -EINVAL; 1824 1825 if (num_chan > WMI_MAX_CHANNELS) 1826 return -EINVAL; 1827 1828 if (num_chan) 1829 size += sizeof(u16) * (num_chan - 1); 1830 1831 skb = ath6kl_wmi_get_new_buf(size); 1832 if (!skb) 1833 return -ENOMEM; 1834 1835 sc = (struct wmi_begin_scan_cmd *) skb->data; 1836 sc->scan_type = scan_type; 1837 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1838 sc->is_legacy = cpu_to_le32(is_legacy); 1839 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1840 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1841 sc->no_cck = cpu_to_le32(no_cck); 1842 sc->num_ch = num_chan; 1843 1844 for (band = 0; band < IEEE80211_NUM_BANDS; band++) { 1845 struct ieee80211_supported_band *sband = 1846 ar->wiphy->bands[band]; 1847 u32 ratemask = rates[band]; 1848 u8 *supp_rates = sc->supp_rates[band].rates; 1849 num_rates = 0; 1850 1851 for (i = 0; i < sband->n_bitrates; i++) { 1852 if ((BIT(i) & ratemask) == 0) 1853 continue; /* skip rate */ 1854 supp_rates[num_rates++] = 1855 (u8) (sband->bitrates[i].bitrate / 5); 1856 } 1857 sc->supp_rates[band].nrates = num_rates; 1858 } 1859 1860 for (i = 0; i < num_chan; i++) 1861 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1862 1863 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID, 1864 NO_SYNC_WMIFLAG); 1865 1866 return ret; 1867 } 1868 1869 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use 1870 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P 1871 * mgmt operations using station interface. 1872 */ 1873 int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx, 1874 enum wmi_scan_type scan_type, 1875 u32 force_fgscan, u32 is_legacy, 1876 u32 home_dwell_time, u32 force_scan_interval, 1877 s8 num_chan, u16 *ch_list) 1878 { 1879 struct sk_buff *skb; 1880 struct wmi_start_scan_cmd *sc; 1881 s8 size; 1882 int i, ret; 1883 1884 size = sizeof(struct wmi_start_scan_cmd); 1885 1886 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1887 return -EINVAL; 1888 1889 if (num_chan > WMI_MAX_CHANNELS) 1890 return -EINVAL; 1891 1892 if (num_chan) 1893 size += sizeof(u16) * (num_chan - 1); 1894 1895 skb = ath6kl_wmi_get_new_buf(size); 1896 if (!skb) 1897 return -ENOMEM; 1898 1899 sc = (struct wmi_start_scan_cmd *) skb->data; 1900 sc->scan_type = scan_type; 1901 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1902 sc->is_legacy = cpu_to_le32(is_legacy); 1903 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1904 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1905 sc->num_ch = num_chan; 1906 1907 for (i = 0; i < num_chan; i++) 1908 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1909 1910 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID, 1911 NO_SYNC_WMIFLAG); 1912 1913 return ret; 1914 } 1915 1916 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx, 1917 u16 fg_start_sec, 1918 u16 fg_end_sec, u16 bg_sec, 1919 u16 minact_chdw_msec, u16 maxact_chdw_msec, 1920 u16 pas_chdw_msec, u8 short_scan_ratio, 1921 u8 scan_ctrl_flag, u32 max_dfsch_act_time, 1922 u16 maxact_scan_per_ssid) 1923 { 1924 struct sk_buff *skb; 1925 struct wmi_scan_params_cmd *sc; 1926 int ret; 1927 1928 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 1929 if (!skb) 1930 return -ENOMEM; 1931 1932 sc = (struct wmi_scan_params_cmd *) skb->data; 1933 sc->fg_start_period = cpu_to_le16(fg_start_sec); 1934 sc->fg_end_period = cpu_to_le16(fg_end_sec); 1935 sc->bg_period = cpu_to_le16(bg_sec); 1936 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec); 1937 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec); 1938 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec); 1939 sc->short_scan_ratio = short_scan_ratio; 1940 sc->scan_ctrl_flags = scan_ctrl_flag; 1941 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time); 1942 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid); 1943 1944 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID, 1945 NO_SYNC_WMIFLAG); 1946 return ret; 1947 } 1948 1949 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask) 1950 { 1951 struct sk_buff *skb; 1952 struct wmi_bss_filter_cmd *cmd; 1953 int ret; 1954 1955 if (filter >= LAST_BSS_FILTER) 1956 return -EINVAL; 1957 1958 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1959 if (!skb) 1960 return -ENOMEM; 1961 1962 cmd = (struct wmi_bss_filter_cmd *) skb->data; 1963 cmd->bss_filter = filter; 1964 cmd->ie_mask = cpu_to_le32(ie_mask); 1965 1966 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID, 1967 NO_SYNC_WMIFLAG); 1968 return ret; 1969 } 1970 1971 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, 1972 u8 ssid_len, u8 *ssid) 1973 { 1974 struct sk_buff *skb; 1975 struct wmi_probed_ssid_cmd *cmd; 1976 int ret; 1977 1978 if (index > MAX_PROBED_SSID_INDEX) 1979 return -EINVAL; 1980 1981 if (ssid_len > sizeof(cmd->ssid)) 1982 return -EINVAL; 1983 1984 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0)) 1985 return -EINVAL; 1986 1987 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len) 1988 return -EINVAL; 1989 1990 if (flag & SPECIFIC_SSID_FLAG) 1991 wmi->is_probe_ssid = true; 1992 1993 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1994 if (!skb) 1995 return -ENOMEM; 1996 1997 cmd = (struct wmi_probed_ssid_cmd *) skb->data; 1998 cmd->entry_index = index; 1999 cmd->flag = flag; 2000 cmd->ssid_len = ssid_len; 2001 memcpy(cmd->ssid, ssid, ssid_len); 2002 2003 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID, 2004 NO_SYNC_WMIFLAG); 2005 return ret; 2006 } 2007 2008 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx, 2009 u16 listen_interval, 2010 u16 listen_beacons) 2011 { 2012 struct sk_buff *skb; 2013 struct wmi_listen_int_cmd *cmd; 2014 int ret; 2015 2016 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2017 if (!skb) 2018 return -ENOMEM; 2019 2020 cmd = (struct wmi_listen_int_cmd *) skb->data; 2021 cmd->listen_intvl = cpu_to_le16(listen_interval); 2022 cmd->num_beacons = cpu_to_le16(listen_beacons); 2023 2024 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID, 2025 NO_SYNC_WMIFLAG); 2026 return ret; 2027 } 2028 2029 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode) 2030 { 2031 struct sk_buff *skb; 2032 struct wmi_power_mode_cmd *cmd; 2033 int ret; 2034 2035 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2036 if (!skb) 2037 return -ENOMEM; 2038 2039 cmd = (struct wmi_power_mode_cmd *) skb->data; 2040 cmd->pwr_mode = pwr_mode; 2041 wmi->pwr_mode = pwr_mode; 2042 2043 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID, 2044 NO_SYNC_WMIFLAG); 2045 return ret; 2046 } 2047 2048 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period, 2049 u16 ps_poll_num, u16 dtim_policy, 2050 u16 tx_wakeup_policy, u16 num_tx_to_wakeup, 2051 u16 ps_fail_event_policy) 2052 { 2053 struct sk_buff *skb; 2054 struct wmi_power_params_cmd *pm; 2055 int ret; 2056 2057 skb = ath6kl_wmi_get_new_buf(sizeof(*pm)); 2058 if (!skb) 2059 return -ENOMEM; 2060 2061 pm = (struct wmi_power_params_cmd *)skb->data; 2062 pm->idle_period = cpu_to_le16(idle_period); 2063 pm->pspoll_number = cpu_to_le16(ps_poll_num); 2064 pm->dtim_policy = cpu_to_le16(dtim_policy); 2065 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy); 2066 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup); 2067 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy); 2068 2069 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID, 2070 NO_SYNC_WMIFLAG); 2071 return ret; 2072 } 2073 2074 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout) 2075 { 2076 struct sk_buff *skb; 2077 struct wmi_disc_timeout_cmd *cmd; 2078 int ret; 2079 2080 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2081 if (!skb) 2082 return -ENOMEM; 2083 2084 cmd = (struct wmi_disc_timeout_cmd *) skb->data; 2085 cmd->discon_timeout = timeout; 2086 2087 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID, 2088 NO_SYNC_WMIFLAG); 2089 2090 if (ret == 0) 2091 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout); 2092 2093 return ret; 2094 } 2095 2096 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, 2097 enum crypto_type key_type, 2098 u8 key_usage, u8 key_len, 2099 u8 *key_rsc, unsigned int key_rsc_len, 2100 u8 *key_material, 2101 u8 key_op_ctrl, u8 *mac_addr, 2102 enum wmi_sync_flag sync_flag) 2103 { 2104 struct sk_buff *skb; 2105 struct wmi_add_cipher_key_cmd *cmd; 2106 int ret; 2107 2108 ath6kl_dbg(ATH6KL_DBG_WMI, "addkey cmd: key_index=%u key_type=%d " 2109 "key_usage=%d key_len=%d key_op_ctrl=%d\n", 2110 key_index, key_type, key_usage, key_len, key_op_ctrl); 2111 2112 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) || 2113 (key_material == NULL) || key_rsc_len > 8) 2114 return -EINVAL; 2115 2116 if ((WEP_CRYPT != key_type) && (NULL == key_rsc)) 2117 return -EINVAL; 2118 2119 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2120 if (!skb) 2121 return -ENOMEM; 2122 2123 cmd = (struct wmi_add_cipher_key_cmd *) skb->data; 2124 cmd->key_index = key_index; 2125 cmd->key_type = key_type; 2126 cmd->key_usage = key_usage; 2127 cmd->key_len = key_len; 2128 memcpy(cmd->key, key_material, key_len); 2129 2130 if (key_rsc != NULL) 2131 memcpy(cmd->key_rsc, key_rsc, key_rsc_len); 2132 2133 cmd->key_op_ctrl = key_op_ctrl; 2134 2135 if (mac_addr) 2136 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN); 2137 2138 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID, 2139 sync_flag); 2140 2141 return ret; 2142 } 2143 2144 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk) 2145 { 2146 struct sk_buff *skb; 2147 struct wmi_add_krk_cmd *cmd; 2148 int ret; 2149 2150 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2151 if (!skb) 2152 return -ENOMEM; 2153 2154 cmd = (struct wmi_add_krk_cmd *) skb->data; 2155 memcpy(cmd->krk, krk, WMI_KRK_LEN); 2156 2157 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID, 2158 NO_SYNC_WMIFLAG); 2159 2160 return ret; 2161 } 2162 2163 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index) 2164 { 2165 struct sk_buff *skb; 2166 struct wmi_delete_cipher_key_cmd *cmd; 2167 int ret; 2168 2169 if (key_index > WMI_MAX_KEY_INDEX) 2170 return -EINVAL; 2171 2172 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2173 if (!skb) 2174 return -ENOMEM; 2175 2176 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data; 2177 cmd->key_index = key_index; 2178 2179 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID, 2180 NO_SYNC_WMIFLAG); 2181 2182 return ret; 2183 } 2184 2185 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, 2186 const u8 *pmkid, bool set) 2187 { 2188 struct sk_buff *skb; 2189 struct wmi_setpmkid_cmd *cmd; 2190 int ret; 2191 2192 if (bssid == NULL) 2193 return -EINVAL; 2194 2195 if (set && pmkid == NULL) 2196 return -EINVAL; 2197 2198 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2199 if (!skb) 2200 return -ENOMEM; 2201 2202 cmd = (struct wmi_setpmkid_cmd *) skb->data; 2203 memcpy(cmd->bssid, bssid, ETH_ALEN); 2204 if (set) { 2205 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid)); 2206 cmd->enable = PMKID_ENABLE; 2207 } else { 2208 memset(cmd->pmkid, 0, sizeof(cmd->pmkid)); 2209 cmd->enable = PMKID_DISABLE; 2210 } 2211 2212 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID, 2213 NO_SYNC_WMIFLAG); 2214 2215 return ret; 2216 } 2217 2218 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb, 2219 enum htc_endpoint_id ep_id, u8 if_idx) 2220 { 2221 struct wmi_data_hdr *data_hdr; 2222 int ret; 2223 2224 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) 2225 return -EINVAL; 2226 2227 skb_push(skb, sizeof(struct wmi_data_hdr)); 2228 2229 data_hdr = (struct wmi_data_hdr *) skb->data; 2230 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT; 2231 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 2232 2233 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 2234 2235 return ret; 2236 } 2237 2238 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) 2239 { 2240 struct sk_buff *skb; 2241 struct wmi_sync_cmd *cmd; 2242 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC]; 2243 enum htc_endpoint_id ep_id; 2244 u8 index, num_pri_streams = 0; 2245 int ret = 0; 2246 2247 memset(data_sync_bufs, 0, sizeof(data_sync_bufs)); 2248 2249 spin_lock_bh(&wmi->lock); 2250 2251 for (index = 0; index < WMM_NUM_AC; index++) { 2252 if (wmi->fat_pipe_exist & (1 << index)) { 2253 num_pri_streams++; 2254 data_sync_bufs[num_pri_streams - 1].traffic_class = 2255 index; 2256 } 2257 } 2258 2259 spin_unlock_bh(&wmi->lock); 2260 2261 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2262 if (!skb) { 2263 ret = -ENOMEM; 2264 goto free_skb; 2265 } 2266 2267 cmd = (struct wmi_sync_cmd *) skb->data; 2268 2269 /* 2270 * In the SYNC cmd sent on the control Ep, send a bitmap 2271 * of the data eps on which the Data Sync will be sent 2272 */ 2273 cmd->data_sync_map = wmi->fat_pipe_exist; 2274 2275 for (index = 0; index < num_pri_streams; index++) { 2276 data_sync_bufs[index].skb = ath6kl_buf_alloc(0); 2277 if (data_sync_bufs[index].skb == NULL) { 2278 ret = -ENOMEM; 2279 break; 2280 } 2281 } 2282 2283 /* 2284 * If buffer allocation for any of the dataSync fails, 2285 * then do not send the Synchronize cmd on the control ep 2286 */ 2287 if (ret) 2288 goto free_skb; 2289 2290 /* 2291 * Send sync cmd followed by sync data messages on all 2292 * endpoints being used 2293 */ 2294 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID, 2295 NO_SYNC_WMIFLAG); 2296 2297 if (ret) 2298 goto free_skb; 2299 2300 /* cmd buffer sent, we no longer own it */ 2301 skb = NULL; 2302 2303 for (index = 0; index < num_pri_streams; index++) { 2304 2305 if (WARN_ON(!data_sync_bufs[index].skb)) 2306 break; 2307 2308 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, 2309 data_sync_bufs[index]. 2310 traffic_class); 2311 ret = 2312 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb, 2313 ep_id, if_idx); 2314 2315 if (ret) 2316 break; 2317 2318 data_sync_bufs[index].skb = NULL; 2319 } 2320 2321 free_skb: 2322 /* free up any resources left over (possibly due to an error) */ 2323 if (skb) 2324 dev_kfree_skb(skb); 2325 2326 for (index = 0; index < num_pri_streams; index++) { 2327 if (data_sync_bufs[index].skb != NULL) { 2328 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index]. 2329 skb); 2330 } 2331 } 2332 2333 return ret; 2334 } 2335 2336 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx, 2337 struct wmi_create_pstream_cmd *params) 2338 { 2339 struct sk_buff *skb; 2340 struct wmi_create_pstream_cmd *cmd; 2341 u8 fatpipe_exist_for_ac = 0; 2342 s32 min_phy = 0; 2343 s32 nominal_phy = 0; 2344 int ret; 2345 2346 if (!((params->user_pri < 8) && 2347 (params->user_pri <= 0x7) && 2348 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) && 2349 (params->traffic_direc == UPLINK_TRAFFIC || 2350 params->traffic_direc == DNLINK_TRAFFIC || 2351 params->traffic_direc == BIDIR_TRAFFIC) && 2352 (params->traffic_type == TRAFFIC_TYPE_APERIODIC || 2353 params->traffic_type == TRAFFIC_TYPE_PERIODIC) && 2354 (params->voice_psc_cap == DISABLE_FOR_THIS_AC || 2355 params->voice_psc_cap == ENABLE_FOR_THIS_AC || 2356 params->voice_psc_cap == ENABLE_FOR_ALL_AC) && 2357 (params->tsid == WMI_IMPLICIT_PSTREAM || 2358 params->tsid <= WMI_MAX_THINSTREAM))) { 2359 return -EINVAL; 2360 } 2361 2362 /* 2363 * Check nominal PHY rate is >= minimalPHY, 2364 * so that DUT can allow TSRS IE 2365 */ 2366 2367 /* Get the physical rate (units of bps) */ 2368 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000); 2369 2370 /* Check minimal phy < nominal phy rate */ 2371 if (params->nominal_phy >= min_phy) { 2372 /* unit of 500 kbps */ 2373 nominal_phy = (params->nominal_phy * 1000) / 500; 2374 ath6kl_dbg(ATH6KL_DBG_WMI, 2375 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n", 2376 min_phy, nominal_phy); 2377 2378 params->nominal_phy = nominal_phy; 2379 } else { 2380 params->nominal_phy = 0; 2381 } 2382 2383 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2384 if (!skb) 2385 return -ENOMEM; 2386 2387 ath6kl_dbg(ATH6KL_DBG_WMI, 2388 "sending create_pstream_cmd: ac=%d tsid:%d\n", 2389 params->traffic_class, params->tsid); 2390 2391 cmd = (struct wmi_create_pstream_cmd *) skb->data; 2392 memcpy(cmd, params, sizeof(*cmd)); 2393 2394 /* This is an implicitly created Fat pipe */ 2395 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) { 2396 spin_lock_bh(&wmi->lock); 2397 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2398 (1 << params->traffic_class)); 2399 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2400 spin_unlock_bh(&wmi->lock); 2401 } else { 2402 /* explicitly created thin stream within a fat pipe */ 2403 spin_lock_bh(&wmi->lock); 2404 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2405 (1 << params->traffic_class)); 2406 wmi->stream_exist_for_ac[params->traffic_class] |= 2407 (1 << params->tsid); 2408 /* 2409 * If a thinstream becomes active, the fat pipe automatically 2410 * becomes active 2411 */ 2412 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2413 spin_unlock_bh(&wmi->lock); 2414 } 2415 2416 /* 2417 * Indicate activty change to driver layer only if this is the 2418 * first TSID to get created in this AC explicitly or an implicit 2419 * fat pipe is getting created. 2420 */ 2421 if (!fatpipe_exist_for_ac) 2422 ath6kl_indicate_tx_activity(wmi->parent_dev, 2423 params->traffic_class, true); 2424 2425 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID, 2426 NO_SYNC_WMIFLAG); 2427 return ret; 2428 } 2429 2430 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, 2431 u8 tsid) 2432 { 2433 struct sk_buff *skb; 2434 struct wmi_delete_pstream_cmd *cmd; 2435 u16 active_tsids = 0; 2436 int ret; 2437 2438 if (traffic_class > 3) { 2439 ath6kl_err("invalid traffic class: %d\n", traffic_class); 2440 return -EINVAL; 2441 } 2442 2443 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2444 if (!skb) 2445 return -ENOMEM; 2446 2447 cmd = (struct wmi_delete_pstream_cmd *) skb->data; 2448 cmd->traffic_class = traffic_class; 2449 cmd->tsid = tsid; 2450 2451 spin_lock_bh(&wmi->lock); 2452 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2453 spin_unlock_bh(&wmi->lock); 2454 2455 if (!(active_tsids & (1 << tsid))) { 2456 dev_kfree_skb(skb); 2457 ath6kl_dbg(ATH6KL_DBG_WMI, 2458 "TSID %d doesn't exist for traffic class: %d\n", 2459 tsid, traffic_class); 2460 return -ENODATA; 2461 } 2462 2463 ath6kl_dbg(ATH6KL_DBG_WMI, 2464 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n", 2465 traffic_class, tsid); 2466 2467 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID, 2468 SYNC_BEFORE_WMIFLAG); 2469 2470 spin_lock_bh(&wmi->lock); 2471 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid); 2472 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2473 spin_unlock_bh(&wmi->lock); 2474 2475 /* 2476 * Indicate stream inactivity to driver layer only if all tsids 2477 * within this AC are deleted. 2478 */ 2479 if (!active_tsids) { 2480 ath6kl_indicate_tx_activity(wmi->parent_dev, 2481 traffic_class, false); 2482 wmi->fat_pipe_exist &= ~(1 << traffic_class); 2483 } 2484 2485 return ret; 2486 } 2487 2488 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, 2489 __be32 ips0, __be32 ips1) 2490 { 2491 struct sk_buff *skb; 2492 struct wmi_set_ip_cmd *cmd; 2493 int ret; 2494 2495 /* Multicast address are not valid */ 2496 if (ipv4_is_multicast(ips0) || 2497 ipv4_is_multicast(ips1)) 2498 return -EINVAL; 2499 2500 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd)); 2501 if (!skb) 2502 return -ENOMEM; 2503 2504 cmd = (struct wmi_set_ip_cmd *) skb->data; 2505 cmd->ips[0] = ips0; 2506 cmd->ips[1] = ips1; 2507 2508 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID, 2509 NO_SYNC_WMIFLAG); 2510 return ret; 2511 } 2512 2513 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) 2514 { 2515 u16 active_tsids; 2516 u8 stream_exist; 2517 int i; 2518 2519 /* 2520 * Relinquish credits from all implicitly created pstreams 2521 * since when we go to sleep. If user created explicit 2522 * thinstreams exists with in a fatpipe leave them intact 2523 * for the user to delete. 2524 */ 2525 spin_lock_bh(&wmi->lock); 2526 stream_exist = wmi->fat_pipe_exist; 2527 spin_unlock_bh(&wmi->lock); 2528 2529 for (i = 0; i < WMM_NUM_AC; i++) { 2530 if (stream_exist & (1 << i)) { 2531 2532 /* 2533 * FIXME: Is this lock & unlock inside 2534 * for loop correct? may need rework. 2535 */ 2536 spin_lock_bh(&wmi->lock); 2537 active_tsids = wmi->stream_exist_for_ac[i]; 2538 spin_unlock_bh(&wmi->lock); 2539 2540 /* 2541 * If there are no user created thin streams 2542 * delete the fatpipe 2543 */ 2544 if (!active_tsids) { 2545 stream_exist &= ~(1 << i); 2546 /* 2547 * Indicate inactivity to driver layer for 2548 * this fatpipe (pstream) 2549 */ 2550 ath6kl_indicate_tx_activity(wmi->parent_dev, 2551 i, false); 2552 } 2553 } 2554 } 2555 2556 /* FIXME: Can we do this assignment without locking ? */ 2557 spin_lock_bh(&wmi->lock); 2558 wmi->fat_pipe_exist = stream_exist; 2559 spin_unlock_bh(&wmi->lock); 2560 } 2561 2562 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, 2563 enum ath6kl_host_mode host_mode) 2564 { 2565 struct sk_buff *skb; 2566 struct wmi_set_host_sleep_mode_cmd *cmd; 2567 int ret; 2568 2569 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) && 2570 (host_mode != ATH6KL_HOST_MODE_AWAKE)) { 2571 ath6kl_err("invalid host sleep mode: %d\n", host_mode); 2572 return -EINVAL; 2573 } 2574 2575 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2576 if (!skb) 2577 return -ENOMEM; 2578 2579 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data; 2580 2581 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { 2582 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); 2583 cmd->asleep = cpu_to_le32(1); 2584 } else 2585 cmd->awake = cpu_to_le32(1); 2586 2587 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2588 WMI_SET_HOST_SLEEP_MODE_CMDID, 2589 NO_SYNC_WMIFLAG); 2590 return ret; 2591 } 2592 2593 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, 2594 enum ath6kl_wow_mode wow_mode, 2595 u32 filter, u16 host_req_delay) 2596 { 2597 struct sk_buff *skb; 2598 struct wmi_set_wow_mode_cmd *cmd; 2599 int ret; 2600 2601 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) && 2602 wow_mode != ATH6KL_WOW_MODE_DISABLE) { 2603 ath6kl_err("invalid wow mode: %d\n", wow_mode); 2604 return -EINVAL; 2605 } 2606 2607 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2608 if (!skb) 2609 return -ENOMEM; 2610 2611 cmd = (struct wmi_set_wow_mode_cmd *) skb->data; 2612 cmd->enable_wow = cpu_to_le32(wow_mode); 2613 cmd->filter = cpu_to_le32(filter); 2614 cmd->host_req_delay = cpu_to_le16(host_req_delay); 2615 2616 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID, 2617 NO_SYNC_WMIFLAG); 2618 return ret; 2619 } 2620 2621 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2622 u8 list_id, u8 filter_size, 2623 u8 filter_offset, const u8 *filter, 2624 const u8 *mask) 2625 { 2626 struct sk_buff *skb; 2627 struct wmi_add_wow_pattern_cmd *cmd; 2628 u16 size; 2629 u8 *filter_mask; 2630 int ret; 2631 2632 /* 2633 * Allocate additional memory in the buffer to hold 2634 * filter and mask value, which is twice of filter_size. 2635 */ 2636 size = sizeof(*cmd) + (2 * filter_size); 2637 2638 skb = ath6kl_wmi_get_new_buf(size); 2639 if (!skb) 2640 return -ENOMEM; 2641 2642 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data; 2643 cmd->filter_list_id = list_id; 2644 cmd->filter_size = filter_size; 2645 cmd->filter_offset = filter_offset; 2646 2647 memcpy(cmd->filter, filter, filter_size); 2648 2649 filter_mask = (u8 *) (cmd->filter + filter_size); 2650 memcpy(filter_mask, mask, filter_size); 2651 2652 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID, 2653 NO_SYNC_WMIFLAG); 2654 2655 return ret; 2656 } 2657 2658 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2659 u16 list_id, u16 filter_id) 2660 { 2661 struct sk_buff *skb; 2662 struct wmi_del_wow_pattern_cmd *cmd; 2663 int ret; 2664 2665 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2666 if (!skb) 2667 return -ENOMEM; 2668 2669 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data; 2670 cmd->filter_list_id = cpu_to_le16(list_id); 2671 cmd->filter_id = cpu_to_le16(filter_id); 2672 2673 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID, 2674 NO_SYNC_WMIFLAG); 2675 return ret; 2676 } 2677 2678 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb, 2679 enum wmix_command_id cmd_id, 2680 enum wmi_sync_flag sync_flag) 2681 { 2682 struct wmix_cmd_hdr *cmd_hdr; 2683 int ret; 2684 2685 skb_push(skb, sizeof(struct wmix_cmd_hdr)); 2686 2687 cmd_hdr = (struct wmix_cmd_hdr *) skb->data; 2688 cmd_hdr->cmd_id = cpu_to_le32(cmd_id); 2689 2690 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag); 2691 2692 return ret; 2693 } 2694 2695 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source) 2696 { 2697 struct sk_buff *skb; 2698 struct wmix_hb_challenge_resp_cmd *cmd; 2699 int ret; 2700 2701 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2702 if (!skb) 2703 return -ENOMEM; 2704 2705 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data; 2706 cmd->cookie = cpu_to_le32(cookie); 2707 cmd->source = cpu_to_le32(source); 2708 2709 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID, 2710 NO_SYNC_WMIFLAG); 2711 return ret; 2712 } 2713 2714 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config) 2715 { 2716 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd; 2717 struct sk_buff *skb; 2718 int ret; 2719 2720 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2721 if (!skb) 2722 return -ENOMEM; 2723 2724 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data; 2725 cmd->valid = cpu_to_le32(valid); 2726 cmd->config = cpu_to_le32(config); 2727 2728 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID, 2729 NO_SYNC_WMIFLAG); 2730 return ret; 2731 } 2732 2733 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx) 2734 { 2735 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID); 2736 } 2737 2738 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM) 2739 { 2740 struct sk_buff *skb; 2741 struct wmi_set_tx_pwr_cmd *cmd; 2742 int ret; 2743 2744 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd)); 2745 if (!skb) 2746 return -ENOMEM; 2747 2748 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data; 2749 cmd->dbM = dbM; 2750 2751 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID, 2752 NO_SYNC_WMIFLAG); 2753 2754 return ret; 2755 } 2756 2757 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx) 2758 { 2759 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID); 2760 } 2761 2762 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi) 2763 { 2764 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID); 2765 } 2766 2767 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status, 2768 u8 preamble_policy) 2769 { 2770 struct sk_buff *skb; 2771 struct wmi_set_lpreamble_cmd *cmd; 2772 int ret; 2773 2774 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd)); 2775 if (!skb) 2776 return -ENOMEM; 2777 2778 cmd = (struct wmi_set_lpreamble_cmd *) skb->data; 2779 cmd->status = status; 2780 cmd->preamble_policy = preamble_policy; 2781 2782 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID, 2783 NO_SYNC_WMIFLAG); 2784 return ret; 2785 } 2786 2787 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold) 2788 { 2789 struct sk_buff *skb; 2790 struct wmi_set_rts_cmd *cmd; 2791 int ret; 2792 2793 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd)); 2794 if (!skb) 2795 return -ENOMEM; 2796 2797 cmd = (struct wmi_set_rts_cmd *) skb->data; 2798 cmd->threshold = cpu_to_le16(threshold); 2799 2800 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID, 2801 NO_SYNC_WMIFLAG); 2802 return ret; 2803 } 2804 2805 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg) 2806 { 2807 struct sk_buff *skb; 2808 struct wmi_set_wmm_txop_cmd *cmd; 2809 int ret; 2810 2811 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED))) 2812 return -EINVAL; 2813 2814 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd)); 2815 if (!skb) 2816 return -ENOMEM; 2817 2818 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data; 2819 cmd->txop_enable = cfg; 2820 2821 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID, 2822 NO_SYNC_WMIFLAG); 2823 return ret; 2824 } 2825 2826 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx, 2827 u8 keep_alive_intvl) 2828 { 2829 struct sk_buff *skb; 2830 struct wmi_set_keepalive_cmd *cmd; 2831 int ret; 2832 2833 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2834 if (!skb) 2835 return -ENOMEM; 2836 2837 cmd = (struct wmi_set_keepalive_cmd *) skb->data; 2838 cmd->keep_alive_intvl = keep_alive_intvl; 2839 2840 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID, 2841 NO_SYNC_WMIFLAG); 2842 2843 if (ret == 0) 2844 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl); 2845 2846 return ret; 2847 } 2848 2849 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len) 2850 { 2851 struct sk_buff *skb; 2852 int ret; 2853 2854 skb = ath6kl_wmi_get_new_buf(len); 2855 if (!skb) 2856 return -ENOMEM; 2857 2858 memcpy(skb->data, buf, len); 2859 2860 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG); 2861 2862 return ret; 2863 } 2864 2865 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on) 2866 { 2867 struct sk_buff *skb; 2868 struct wmi_mcast_filter_cmd *cmd; 2869 int ret; 2870 2871 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2872 if (!skb) 2873 return -ENOMEM; 2874 2875 cmd = (struct wmi_mcast_filter_cmd *) skb->data; 2876 cmd->mcast_all_enable = mc_all_on; 2877 2878 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID, 2879 NO_SYNC_WMIFLAG); 2880 return ret; 2881 } 2882 2883 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, 2884 u8 *filter, bool add_filter) 2885 { 2886 struct sk_buff *skb; 2887 struct wmi_mcast_filter_add_del_cmd *cmd; 2888 int ret; 2889 2890 if ((filter[0] != 0x33 || filter[1] != 0x33) && 2891 (filter[0] != 0x01 || filter[1] != 0x00 || 2892 filter[2] != 0x5e || filter[3] > 0x7f)) { 2893 ath6kl_warn("invalid multicast filter address\n"); 2894 return -EINVAL; 2895 } 2896 2897 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2898 if (!skb) 2899 return -ENOMEM; 2900 2901 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data; 2902 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 2903 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2904 add_filter ? WMI_SET_MCAST_FILTER_CMDID : 2905 WMI_DEL_MCAST_FILTER_CMDID, 2906 NO_SYNC_WMIFLAG); 2907 2908 return ret; 2909 } 2910 2911 s32 ath6kl_wmi_get_rate(s8 rate_index) 2912 { 2913 if (rate_index == RATE_AUTO) 2914 return 0; 2915 2916 return wmi_rate_tbl[(u32) rate_index][0]; 2917 } 2918 2919 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap, 2920 u32 len) 2921 { 2922 struct wmi_pmkid_list_reply *reply; 2923 u32 expected_len; 2924 2925 if (len < sizeof(struct wmi_pmkid_list_reply)) 2926 return -EINVAL; 2927 2928 reply = (struct wmi_pmkid_list_reply *)datap; 2929 expected_len = sizeof(reply->num_pmkid) + 2930 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN; 2931 2932 if (len < expected_len) 2933 return -EINVAL; 2934 2935 return 0; 2936 } 2937 2938 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 2939 struct ath6kl_vif *vif) 2940 { 2941 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap; 2942 2943 aggr_recv_addba_req_evt(vif, cmd->tid, 2944 le16_to_cpu(cmd->st_seq_no), cmd->win_sz); 2945 2946 return 0; 2947 } 2948 2949 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 2950 struct ath6kl_vif *vif) 2951 { 2952 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap; 2953 2954 aggr_recv_delba_req_evt(vif, cmd->tid); 2955 2956 return 0; 2957 } 2958 2959 /* AP mode functions */ 2960 2961 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx, 2962 struct wmi_connect_cmd *p) 2963 { 2964 struct sk_buff *skb; 2965 struct wmi_connect_cmd *cm; 2966 int res; 2967 2968 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 2969 if (!skb) 2970 return -ENOMEM; 2971 2972 cm = (struct wmi_connect_cmd *) skb->data; 2973 memcpy(cm, p, sizeof(*cm)); 2974 2975 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID, 2976 NO_SYNC_WMIFLAG); 2977 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: nw_type=%u auth_mode=%u ch=%u " 2978 "ctrl_flags=0x%x-> res=%d\n", 2979 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch), 2980 le32_to_cpu(p->ctrl_flags), res); 2981 return res; 2982 } 2983 2984 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac, 2985 u16 reason) 2986 { 2987 struct sk_buff *skb; 2988 struct wmi_ap_set_mlme_cmd *cm; 2989 2990 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 2991 if (!skb) 2992 return -ENOMEM; 2993 2994 cm = (struct wmi_ap_set_mlme_cmd *) skb->data; 2995 memcpy(cm->mac, mac, ETH_ALEN); 2996 cm->reason = cpu_to_le16(reason); 2997 cm->cmd = cmd; 2998 2999 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID, 3000 NO_SYNC_WMIFLAG); 3001 } 3002 3003 /* This command will be used to enable/disable AP uAPSD feature */ 3004 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable) 3005 { 3006 struct wmi_ap_set_apsd_cmd *cmd; 3007 struct sk_buff *skb; 3008 3009 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3010 if (!skb) 3011 return -ENOMEM; 3012 3013 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data; 3014 cmd->enable = enable; 3015 3016 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID, 3017 NO_SYNC_WMIFLAG); 3018 } 3019 3020 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx, 3021 u16 aid, u16 bitmap, u32 flags) 3022 { 3023 struct wmi_ap_apsd_buffered_traffic_cmd *cmd; 3024 struct sk_buff *skb; 3025 3026 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3027 if (!skb) 3028 return -ENOMEM; 3029 3030 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data; 3031 cmd->aid = cpu_to_le16(aid); 3032 cmd->bitmap = cpu_to_le16(bitmap); 3033 cmd->flags = cpu_to_le32(flags); 3034 3035 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3036 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID, 3037 NO_SYNC_WMIFLAG); 3038 } 3039 3040 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len, 3041 struct ath6kl_vif *vif) 3042 { 3043 struct wmi_pspoll_event *ev; 3044 3045 if (len < sizeof(struct wmi_pspoll_event)) 3046 return -EINVAL; 3047 3048 ev = (struct wmi_pspoll_event *) datap; 3049 3050 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid)); 3051 3052 return 0; 3053 } 3054 3055 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len, 3056 struct ath6kl_vif *vif) 3057 { 3058 ath6kl_dtimexpiry_event(vif); 3059 3060 return 0; 3061 } 3062 3063 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid, 3064 bool flag) 3065 { 3066 struct sk_buff *skb; 3067 struct wmi_ap_set_pvb_cmd *cmd; 3068 int ret; 3069 3070 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd)); 3071 if (!skb) 3072 return -ENOMEM; 3073 3074 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data; 3075 cmd->aid = cpu_to_le16(aid); 3076 cmd->rsvd = cpu_to_le16(0); 3077 cmd->flag = cpu_to_le32(flag); 3078 3079 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID, 3080 NO_SYNC_WMIFLAG); 3081 3082 return 0; 3083 } 3084 3085 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx, 3086 u8 rx_meta_ver, 3087 bool rx_dot11_hdr, bool defrag_on_host) 3088 { 3089 struct sk_buff *skb; 3090 struct wmi_rx_frame_format_cmd *cmd; 3091 int ret; 3092 3093 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3094 if (!skb) 3095 return -ENOMEM; 3096 3097 cmd = (struct wmi_rx_frame_format_cmd *) skb->data; 3098 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0; 3099 cmd->defrag_on_host = defrag_on_host ? 1 : 0; 3100 cmd->meta_ver = rx_meta_ver; 3101 3102 /* Delete the local aggr state, on host */ 3103 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID, 3104 NO_SYNC_WMIFLAG); 3105 3106 return ret; 3107 } 3108 3109 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type, 3110 const u8 *ie, u8 ie_len) 3111 { 3112 struct sk_buff *skb; 3113 struct wmi_set_appie_cmd *p; 3114 3115 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3116 if (!skb) 3117 return -ENOMEM; 3118 3119 ath6kl_dbg(ATH6KL_DBG_WMI, "set_appie_cmd: mgmt_frm_type=%u " 3120 "ie_len=%u\n", mgmt_frm_type, ie_len); 3121 p = (struct wmi_set_appie_cmd *) skb->data; 3122 p->mgmt_frm_type = mgmt_frm_type; 3123 p->ie_len = ie_len; 3124 3125 if (ie != NULL && ie_len > 0) 3126 memcpy(p->ie_info, ie, ie_len); 3127 3128 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID, 3129 NO_SYNC_WMIFLAG); 3130 } 3131 3132 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable) 3133 { 3134 struct sk_buff *skb; 3135 struct wmi_disable_11b_rates_cmd *cmd; 3136 3137 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3138 if (!skb) 3139 return -ENOMEM; 3140 3141 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n", 3142 disable); 3143 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data; 3144 cmd->disable = disable ? 1 : 0; 3145 3146 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID, 3147 NO_SYNC_WMIFLAG); 3148 } 3149 3150 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur) 3151 { 3152 struct sk_buff *skb; 3153 struct wmi_remain_on_chnl_cmd *p; 3154 3155 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3156 if (!skb) 3157 return -ENOMEM; 3158 3159 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n", 3160 freq, dur); 3161 p = (struct wmi_remain_on_chnl_cmd *) skb->data; 3162 p->freq = cpu_to_le32(freq); 3163 p->duration = cpu_to_le32(dur); 3164 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID, 3165 NO_SYNC_WMIFLAG); 3166 } 3167 3168 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use 3169 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P 3170 * mgmt operations using station interface. 3171 */ 3172 int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3173 u32 wait, const u8 *data, u16 data_len) 3174 { 3175 struct sk_buff *skb; 3176 struct wmi_send_action_cmd *p; 3177 u8 *buf; 3178 3179 if (wait) 3180 return -EINVAL; /* Offload for wait not supported */ 3181 3182 buf = kmalloc(data_len, GFP_KERNEL); 3183 if (!buf) 3184 return -ENOMEM; 3185 3186 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3187 if (!skb) { 3188 kfree(buf); 3189 return -ENOMEM; 3190 } 3191 3192 kfree(wmi->last_mgmt_tx_frame); 3193 memcpy(buf, data, data_len); 3194 wmi->last_mgmt_tx_frame = buf; 3195 wmi->last_mgmt_tx_frame_len = data_len; 3196 3197 ath6kl_dbg(ATH6KL_DBG_WMI, "send_action_cmd: id=%u freq=%u wait=%u " 3198 "len=%u\n", id, freq, wait, data_len); 3199 p = (struct wmi_send_action_cmd *) skb->data; 3200 p->id = cpu_to_le32(id); 3201 p->freq = cpu_to_le32(freq); 3202 p->wait = cpu_to_le32(wait); 3203 p->len = cpu_to_le16(data_len); 3204 memcpy(p->data, data, data_len); 3205 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID, 3206 NO_SYNC_WMIFLAG); 3207 } 3208 3209 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3210 u32 wait, const u8 *data, u16 data_len, 3211 u32 no_cck) 3212 { 3213 struct sk_buff *skb; 3214 struct wmi_send_mgmt_cmd *p; 3215 u8 *buf; 3216 3217 if (wait) 3218 return -EINVAL; /* Offload for wait not supported */ 3219 3220 buf = kmalloc(data_len, GFP_KERNEL); 3221 if (!buf) 3222 return -ENOMEM; 3223 3224 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3225 if (!skb) { 3226 kfree(buf); 3227 return -ENOMEM; 3228 } 3229 3230 kfree(wmi->last_mgmt_tx_frame); 3231 memcpy(buf, data, data_len); 3232 wmi->last_mgmt_tx_frame = buf; 3233 wmi->last_mgmt_tx_frame_len = data_len; 3234 3235 ath6kl_dbg(ATH6KL_DBG_WMI, "send_action_cmd: id=%u freq=%u wait=%u " 3236 "len=%u\n", id, freq, wait, data_len); 3237 p = (struct wmi_send_mgmt_cmd *) skb->data; 3238 p->id = cpu_to_le32(id); 3239 p->freq = cpu_to_le32(freq); 3240 p->wait = cpu_to_le32(wait); 3241 p->no_cck = cpu_to_le32(no_cck); 3242 p->len = cpu_to_le16(data_len); 3243 memcpy(p->data, data, data_len); 3244 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID, 3245 NO_SYNC_WMIFLAG); 3246 } 3247 3248 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq, 3249 const u8 *dst, const u8 *data, 3250 u16 data_len) 3251 { 3252 struct sk_buff *skb; 3253 struct wmi_p2p_probe_response_cmd *p; 3254 size_t cmd_len = sizeof(*p) + data_len; 3255 3256 if (data_len == 0) 3257 cmd_len++; /* work around target minimum length requirement */ 3258 3259 skb = ath6kl_wmi_get_new_buf(cmd_len); 3260 if (!skb) 3261 return -ENOMEM; 3262 3263 ath6kl_dbg(ATH6KL_DBG_WMI, "send_probe_response_cmd: freq=%u dst=%pM " 3264 "len=%u\n", freq, dst, data_len); 3265 p = (struct wmi_p2p_probe_response_cmd *) skb->data; 3266 p->freq = cpu_to_le32(freq); 3267 memcpy(p->destination_addr, dst, ETH_ALEN); 3268 p->len = cpu_to_le16(data_len); 3269 memcpy(p->data, data, data_len); 3270 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3271 WMI_SEND_PROBE_RESPONSE_CMDID, 3272 NO_SYNC_WMIFLAG); 3273 } 3274 3275 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable) 3276 { 3277 struct sk_buff *skb; 3278 struct wmi_probe_req_report_cmd *p; 3279 3280 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3281 if (!skb) 3282 return -ENOMEM; 3283 3284 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n", 3285 enable); 3286 p = (struct wmi_probe_req_report_cmd *) skb->data; 3287 p->enable = enable ? 1 : 0; 3288 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID, 3289 NO_SYNC_WMIFLAG); 3290 } 3291 3292 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags) 3293 { 3294 struct sk_buff *skb; 3295 struct wmi_get_p2p_info *p; 3296 3297 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3298 if (!skb) 3299 return -ENOMEM; 3300 3301 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n", 3302 info_req_flags); 3303 p = (struct wmi_get_p2p_info *) skb->data; 3304 p->info_req_flags = cpu_to_le32(info_req_flags); 3305 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID, 3306 NO_SYNC_WMIFLAG); 3307 } 3308 3309 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx) 3310 { 3311 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n"); 3312 return ath6kl_wmi_simple_cmd(wmi, if_idx, 3313 WMI_CANCEL_REMAIN_ON_CHNL_CMDID); 3314 } 3315 3316 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb) 3317 { 3318 struct wmix_cmd_hdr *cmd; 3319 u32 len; 3320 u16 id; 3321 u8 *datap; 3322 int ret = 0; 3323 3324 if (skb->len < sizeof(struct wmix_cmd_hdr)) { 3325 ath6kl_err("bad packet 1\n"); 3326 return -EINVAL; 3327 } 3328 3329 cmd = (struct wmix_cmd_hdr *) skb->data; 3330 id = le32_to_cpu(cmd->cmd_id); 3331 3332 skb_pull(skb, sizeof(struct wmix_cmd_hdr)); 3333 3334 datap = skb->data; 3335 len = skb->len; 3336 3337 switch (id) { 3338 case WMIX_HB_CHALLENGE_RESP_EVENTID: 3339 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n"); 3340 break; 3341 case WMIX_DBGLOG_EVENTID: 3342 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len); 3343 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len); 3344 break; 3345 default: 3346 ath6kl_warn("unknown cmd id 0x%x\n", id); 3347 ret = -EINVAL; 3348 break; 3349 } 3350 3351 return ret; 3352 } 3353 3354 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len) 3355 { 3356 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len); 3357 } 3358 3359 /* Control Path */ 3360 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) 3361 { 3362 struct wmi_cmd_hdr *cmd; 3363 struct ath6kl_vif *vif; 3364 u32 len; 3365 u16 id; 3366 u8 if_idx; 3367 u8 *datap; 3368 int ret = 0; 3369 3370 if (WARN_ON(skb == NULL)) 3371 return -EINVAL; 3372 3373 if (skb->len < sizeof(struct wmi_cmd_hdr)) { 3374 ath6kl_err("bad packet 1\n"); 3375 dev_kfree_skb(skb); 3376 return -EINVAL; 3377 } 3378 3379 cmd = (struct wmi_cmd_hdr *) skb->data; 3380 id = le16_to_cpu(cmd->cmd_id); 3381 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK; 3382 3383 skb_pull(skb, sizeof(struct wmi_cmd_hdr)); 3384 3385 datap = skb->data; 3386 len = skb->len; 3387 3388 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len); 3389 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ", 3390 datap, len); 3391 3392 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx); 3393 if (!vif) { 3394 ath6kl_dbg(ATH6KL_DBG_WMI, 3395 "Wmi event for unavailable vif, vif_index:%d\n", 3396 if_idx); 3397 dev_kfree_skb(skb); 3398 return -EINVAL; 3399 } 3400 3401 switch (id) { 3402 case WMI_GET_BITRATE_CMDID: 3403 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n"); 3404 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len); 3405 break; 3406 case WMI_GET_CHANNEL_LIST_CMDID: 3407 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n"); 3408 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len); 3409 break; 3410 case WMI_GET_TX_PWR_CMDID: 3411 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n"); 3412 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len); 3413 break; 3414 case WMI_READY_EVENTID: 3415 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n"); 3416 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len); 3417 break; 3418 case WMI_CONNECT_EVENTID: 3419 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n"); 3420 ret = ath6kl_wmi_connect_event_rx(wmi, datap, len, vif); 3421 break; 3422 case WMI_DISCONNECT_EVENTID: 3423 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n"); 3424 ret = ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif); 3425 break; 3426 case WMI_PEER_NODE_EVENTID: 3427 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n"); 3428 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len); 3429 break; 3430 case WMI_TKIP_MICERR_EVENTID: 3431 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n"); 3432 ret = ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif); 3433 break; 3434 case WMI_BSSINFO_EVENTID: 3435 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n"); 3436 ret = ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif); 3437 break; 3438 case WMI_REGDOMAIN_EVENTID: 3439 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n"); 3440 ath6kl_wmi_regdomain_event(wmi, datap, len); 3441 break; 3442 case WMI_PSTREAM_TIMEOUT_EVENTID: 3443 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n"); 3444 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len); 3445 break; 3446 case WMI_NEIGHBOR_REPORT_EVENTID: 3447 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n"); 3448 ret = ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len, 3449 vif); 3450 break; 3451 case WMI_SCAN_COMPLETE_EVENTID: 3452 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n"); 3453 ret = ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif); 3454 break; 3455 case WMI_CMDERROR_EVENTID: 3456 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n"); 3457 ret = ath6kl_wmi_error_event_rx(wmi, datap, len); 3458 break; 3459 case WMI_REPORT_STATISTICS_EVENTID: 3460 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n"); 3461 ret = ath6kl_wmi_stats_event_rx(wmi, datap, len, vif); 3462 break; 3463 case WMI_RSSI_THRESHOLD_EVENTID: 3464 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n"); 3465 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len); 3466 break; 3467 case WMI_ERROR_REPORT_EVENTID: 3468 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n"); 3469 break; 3470 case WMI_OPT_RX_FRAME_EVENTID: 3471 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n"); 3472 /* this event has been deprecated */ 3473 break; 3474 case WMI_REPORT_ROAM_TBL_EVENTID: 3475 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n"); 3476 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len); 3477 break; 3478 case WMI_EXTENSION_EVENTID: 3479 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n"); 3480 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb); 3481 break; 3482 case WMI_CAC_EVENTID: 3483 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n"); 3484 ret = ath6kl_wmi_cac_event_rx(wmi, datap, len, vif); 3485 break; 3486 case WMI_CHANNEL_CHANGE_EVENTID: 3487 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n"); 3488 break; 3489 case WMI_REPORT_ROAM_DATA_EVENTID: 3490 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n"); 3491 break; 3492 case WMI_TEST_EVENTID: 3493 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n"); 3494 ret = ath6kl_wmi_test_rx(wmi, datap, len); 3495 break; 3496 case WMI_GET_FIXRATES_CMDID: 3497 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n"); 3498 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len); 3499 break; 3500 case WMI_TX_RETRY_ERR_EVENTID: 3501 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n"); 3502 break; 3503 case WMI_SNR_THRESHOLD_EVENTID: 3504 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n"); 3505 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len); 3506 break; 3507 case WMI_LQ_THRESHOLD_EVENTID: 3508 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n"); 3509 break; 3510 case WMI_APLIST_EVENTID: 3511 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n"); 3512 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len); 3513 break; 3514 case WMI_GET_KEEPALIVE_CMDID: 3515 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n"); 3516 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len); 3517 break; 3518 case WMI_GET_WOW_LIST_EVENTID: 3519 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n"); 3520 break; 3521 case WMI_GET_PMKID_LIST_EVENTID: 3522 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n"); 3523 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len); 3524 break; 3525 case WMI_PSPOLL_EVENTID: 3526 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n"); 3527 ret = ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif); 3528 break; 3529 case WMI_DTIMEXPIRY_EVENTID: 3530 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n"); 3531 ret = ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif); 3532 break; 3533 case WMI_SET_PARAMS_REPLY_EVENTID: 3534 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n"); 3535 break; 3536 case WMI_ADDBA_REQ_EVENTID: 3537 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n"); 3538 ret = ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif); 3539 break; 3540 case WMI_ADDBA_RESP_EVENTID: 3541 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n"); 3542 break; 3543 case WMI_DELBA_REQ_EVENTID: 3544 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n"); 3545 ret = ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif); 3546 break; 3547 case WMI_REPORT_BTCOEX_CONFIG_EVENTID: 3548 ath6kl_dbg(ATH6KL_DBG_WMI, 3549 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n"); 3550 break; 3551 case WMI_REPORT_BTCOEX_STATS_EVENTID: 3552 ath6kl_dbg(ATH6KL_DBG_WMI, 3553 "WMI_REPORT_BTCOEX_STATS_EVENTID\n"); 3554 break; 3555 case WMI_TX_COMPLETE_EVENTID: 3556 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n"); 3557 ret = ath6kl_wmi_tx_complete_event_rx(datap, len); 3558 break; 3559 case WMI_REMAIN_ON_CHNL_EVENTID: 3560 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n"); 3561 ret = ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif); 3562 break; 3563 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID: 3564 ath6kl_dbg(ATH6KL_DBG_WMI, 3565 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n"); 3566 ret = ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap, 3567 len, vif); 3568 break; 3569 case WMI_TX_STATUS_EVENTID: 3570 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n"); 3571 ret = ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif); 3572 break; 3573 case WMI_RX_PROBE_REQ_EVENTID: 3574 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n"); 3575 ret = ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif); 3576 break; 3577 case WMI_P2P_CAPABILITIES_EVENTID: 3578 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n"); 3579 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len); 3580 break; 3581 case WMI_RX_ACTION_EVENTID: 3582 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n"); 3583 ret = ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif); 3584 break; 3585 case WMI_P2P_INFO_EVENTID: 3586 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n"); 3587 ret = ath6kl_wmi_p2p_info_event_rx(datap, len); 3588 break; 3589 default: 3590 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", id); 3591 ret = -EINVAL; 3592 break; 3593 } 3594 3595 dev_kfree_skb(skb); 3596 3597 return ret; 3598 } 3599 3600 void ath6kl_wmi_reset(struct wmi *wmi) 3601 { 3602 spin_lock_bh(&wmi->lock); 3603 3604 wmi->fat_pipe_exist = 0; 3605 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac)); 3606 3607 spin_unlock_bh(&wmi->lock); 3608 } 3609 3610 void *ath6kl_wmi_init(struct ath6kl *dev) 3611 { 3612 struct wmi *wmi; 3613 3614 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL); 3615 if (!wmi) 3616 return NULL; 3617 3618 spin_lock_init(&wmi->lock); 3619 3620 wmi->parent_dev = dev; 3621 3622 wmi->pwr_mode = REC_POWER; 3623 3624 ath6kl_wmi_reset(wmi); 3625 3626 return wmi; 3627 } 3628 3629 void ath6kl_wmi_shutdown(struct wmi *wmi) 3630 { 3631 if (!wmi) 3632 return; 3633 3634 kfree(wmi->last_mgmt_tx_frame); 3635 kfree(wmi); 3636 } 3637