1 /* 2 * Copyright (c) 2004-2011 Atheros Communications Inc. 3 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #include <linux/ip.h> 19 #include "core.h" 20 #include "debug.h" 21 #include "testmode.h" 22 #include "../regd.h" 23 #include "../regd_common.h" 24 25 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx); 26 27 static const s32 wmi_rate_tbl[][2] = { 28 /* {W/O SGI, with SGI} */ 29 {1000, 1000}, 30 {2000, 2000}, 31 {5500, 5500}, 32 {11000, 11000}, 33 {6000, 6000}, 34 {9000, 9000}, 35 {12000, 12000}, 36 {18000, 18000}, 37 {24000, 24000}, 38 {36000, 36000}, 39 {48000, 48000}, 40 {54000, 54000}, 41 {6500, 7200}, 42 {13000, 14400}, 43 {19500, 21700}, 44 {26000, 28900}, 45 {39000, 43300}, 46 {52000, 57800}, 47 {58500, 65000}, 48 {65000, 72200}, 49 {13500, 15000}, 50 {27000, 30000}, 51 {40500, 45000}, 52 {54000, 60000}, 53 {81000, 90000}, 54 {108000, 120000}, 55 {121500, 135000}, 56 {135000, 150000}, 57 {0, 0} 58 }; 59 60 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */ 61 static const u8 up_to_ac[] = { 62 WMM_AC_BE, 63 WMM_AC_BK, 64 WMM_AC_BK, 65 WMM_AC_BE, 66 WMM_AC_VI, 67 WMM_AC_VI, 68 WMM_AC_VO, 69 WMM_AC_VO, 70 }; 71 72 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id) 73 { 74 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX)) 75 return; 76 77 wmi->ep_id = ep_id; 78 } 79 80 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi) 81 { 82 return wmi->ep_id; 83 } 84 85 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx) 86 { 87 struct ath6kl_vif *vif, *found = NULL; 88 89 if (WARN_ON(if_idx > (ar->vif_max - 1))) 90 return NULL; 91 92 /* FIXME: Locking */ 93 spin_lock_bh(&ar->list_lock); 94 list_for_each_entry(vif, &ar->vif_list, list) { 95 if (vif->fw_vif_idx == if_idx) { 96 found = vif; 97 break; 98 } 99 } 100 spin_unlock_bh(&ar->list_lock); 101 102 return found; 103 } 104 105 /* Performs DIX to 802.3 encapsulation for transmit packets. 106 * Assumes the entire DIX header is contigous and that there is 107 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers. 108 */ 109 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb) 110 { 111 struct ath6kl_llc_snap_hdr *llc_hdr; 112 struct ethhdr *eth_hdr; 113 size_t new_len; 114 __be16 type; 115 u8 *datap; 116 u16 size; 117 118 if (WARN_ON(skb == NULL)) 119 return -EINVAL; 120 121 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr); 122 if (skb_headroom(skb) < size) 123 return -ENOMEM; 124 125 eth_hdr = (struct ethhdr *) skb->data; 126 type = eth_hdr->h_proto; 127 128 if (!is_ethertype(be16_to_cpu(type))) { 129 ath6kl_dbg(ATH6KL_DBG_WMI, 130 "%s: pkt is already in 802.3 format\n", __func__); 131 return 0; 132 } 133 134 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr); 135 136 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr)); 137 datap = skb->data; 138 139 eth_hdr->h_proto = cpu_to_be16(new_len); 140 141 memcpy(datap, eth_hdr, sizeof(*eth_hdr)); 142 143 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr)); 144 llc_hdr->dsap = 0xAA; 145 llc_hdr->ssap = 0xAA; 146 llc_hdr->cntl = 0x03; 147 llc_hdr->org_code[0] = 0x0; 148 llc_hdr->org_code[1] = 0x0; 149 llc_hdr->org_code[2] = 0x0; 150 llc_hdr->eth_type = type; 151 152 return 0; 153 } 154 155 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb, 156 u8 *version, void *tx_meta_info) 157 { 158 struct wmi_tx_meta_v1 *v1; 159 struct wmi_tx_meta_v2 *v2; 160 161 if (WARN_ON(skb == NULL || version == NULL)) 162 return -EINVAL; 163 164 switch (*version) { 165 case WMI_META_VERSION_1: 166 skb_push(skb, WMI_MAX_TX_META_SZ); 167 v1 = (struct wmi_tx_meta_v1 *) skb->data; 168 v1->pkt_id = 0; 169 v1->rate_plcy_id = 0; 170 *version = WMI_META_VERSION_1; 171 break; 172 case WMI_META_VERSION_2: 173 skb_push(skb, WMI_MAX_TX_META_SZ); 174 v2 = (struct wmi_tx_meta_v2 *) skb->data; 175 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info, 176 sizeof(struct wmi_tx_meta_v2)); 177 break; 178 } 179 180 return 0; 181 } 182 183 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb, 184 u8 msg_type, u32 flags, 185 enum wmi_data_hdr_data_type data_type, 186 u8 meta_ver, void *tx_meta_info, u8 if_idx) 187 { 188 struct wmi_data_hdr *data_hdr; 189 int ret; 190 191 if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1))) 192 return -EINVAL; 193 194 if (tx_meta_info) { 195 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info); 196 if (ret) 197 return ret; 198 } 199 200 skb_push(skb, sizeof(struct wmi_data_hdr)); 201 202 data_hdr = (struct wmi_data_hdr *)skb->data; 203 memset(data_hdr, 0, sizeof(struct wmi_data_hdr)); 204 205 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT; 206 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT; 207 208 if (flags & WMI_DATA_HDR_FLAGS_MORE) 209 data_hdr->info |= WMI_DATA_HDR_MORE; 210 211 if (flags & WMI_DATA_HDR_FLAGS_EOSP) 212 data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP); 213 214 data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT); 215 data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 216 217 return 0; 218 } 219 220 u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri) 221 { 222 struct iphdr *ip_hdr = (struct iphdr *) pkt; 223 u8 ip_pri; 224 225 /* 226 * Determine IPTOS priority 227 * 228 * IP-TOS - 8bits 229 * : DSCP(6-bits) ECN(2-bits) 230 * : DSCP - P2 P1 P0 X X X 231 * where (P2 P1 P0) form 802.1D 232 */ 233 ip_pri = ip_hdr->tos >> 5; 234 ip_pri &= 0x7; 235 236 if ((layer2_pri & 0x7) > ip_pri) 237 return (u8) layer2_pri & 0x7; 238 else 239 return ip_pri; 240 } 241 242 u8 ath6kl_wmi_get_traffic_class(u8 user_priority) 243 { 244 return up_to_ac[user_priority & 0x7]; 245 } 246 247 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx, 248 struct sk_buff *skb, 249 u32 layer2_priority, bool wmm_enabled, 250 u8 *ac) 251 { 252 struct wmi_data_hdr *data_hdr; 253 struct ath6kl_llc_snap_hdr *llc_hdr; 254 struct wmi_create_pstream_cmd cmd; 255 u32 meta_size, hdr_size; 256 u16 ip_type = IP_ETHERTYPE; 257 u8 stream_exist, usr_pri; 258 u8 traffic_class = WMM_AC_BE; 259 u8 *datap; 260 261 if (WARN_ON(skb == NULL)) 262 return -EINVAL; 263 264 datap = skb->data; 265 data_hdr = (struct wmi_data_hdr *) datap; 266 267 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) & 268 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0; 269 270 if (!wmm_enabled) { 271 /* If WMM is disabled all traffic goes as BE traffic */ 272 usr_pri = 0; 273 } else { 274 hdr_size = sizeof(struct ethhdr); 275 276 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + 277 sizeof(struct 278 wmi_data_hdr) + 279 meta_size + hdr_size); 280 281 if (llc_hdr->eth_type == htons(ip_type)) { 282 /* 283 * Extract the endpoint info from the TOS field 284 * in the IP header. 285 */ 286 usr_pri = 287 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) + 288 sizeof(struct ath6kl_llc_snap_hdr), 289 layer2_priority); 290 } else 291 usr_pri = layer2_priority & 0x7; 292 } 293 294 /* 295 * workaround for WMM S5 296 * 297 * FIXME: wmi->traffic_class is always 100 so this test doesn't 298 * make sense 299 */ 300 if ((wmi->traffic_class == WMM_AC_VI) && 301 ((usr_pri == 5) || (usr_pri == 4))) 302 usr_pri = 1; 303 304 /* Convert user priority to traffic class */ 305 traffic_class = up_to_ac[usr_pri & 0x7]; 306 307 wmi_data_hdr_set_up(data_hdr, usr_pri); 308 309 spin_lock_bh(&wmi->lock); 310 stream_exist = wmi->fat_pipe_exist; 311 spin_unlock_bh(&wmi->lock); 312 313 if (!(stream_exist & (1 << traffic_class))) { 314 memset(&cmd, 0, sizeof(cmd)); 315 cmd.traffic_class = traffic_class; 316 cmd.user_pri = usr_pri; 317 cmd.inactivity_int = 318 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT); 319 /* Implicit streams are created with TSID 0xFF */ 320 cmd.tsid = WMI_IMPLICIT_PSTREAM; 321 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd); 322 } 323 324 *ac = traffic_class; 325 326 return 0; 327 } 328 329 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb) 330 { 331 struct ieee80211_hdr_3addr *pwh, wh; 332 struct ath6kl_llc_snap_hdr *llc_hdr; 333 struct ethhdr eth_hdr; 334 u32 hdr_size; 335 u8 *datap; 336 __le16 sub_type; 337 338 if (WARN_ON(skb == NULL)) 339 return -EINVAL; 340 341 datap = skb->data; 342 pwh = (struct ieee80211_hdr_3addr *) datap; 343 344 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE); 345 346 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr)); 347 348 /* Strip off the 802.11 header */ 349 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) { 350 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr), 351 sizeof(u32)); 352 skb_pull(skb, hdr_size); 353 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) 354 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr)); 355 356 datap = skb->data; 357 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap); 358 359 memset(ð_hdr, 0, sizeof(eth_hdr)); 360 eth_hdr.h_proto = llc_hdr->eth_type; 361 362 switch ((le16_to_cpu(wh.frame_control)) & 363 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { 364 case 0: 365 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 366 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 367 break; 368 case IEEE80211_FCTL_TODS: 369 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN); 370 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 371 break; 372 case IEEE80211_FCTL_FROMDS: 373 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 374 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN); 375 break; 376 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: 377 break; 378 } 379 380 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 381 skb_push(skb, sizeof(eth_hdr)); 382 383 datap = skb->data; 384 385 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 386 387 return 0; 388 } 389 390 /* 391 * Performs 802.3 to DIX encapsulation for received packets. 392 * Assumes the entire 802.3 header is contigous. 393 */ 394 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb) 395 { 396 struct ath6kl_llc_snap_hdr *llc_hdr; 397 struct ethhdr eth_hdr; 398 u8 *datap; 399 400 if (WARN_ON(skb == NULL)) 401 return -EINVAL; 402 403 datap = skb->data; 404 405 memcpy(ð_hdr, datap, sizeof(eth_hdr)); 406 407 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr)); 408 eth_hdr.h_proto = llc_hdr->eth_type; 409 410 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 411 datap = skb->data; 412 413 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 414 415 return 0; 416 } 417 418 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len) 419 { 420 struct tx_complete_msg_v1 *msg_v1; 421 struct wmi_tx_complete_event *evt; 422 int index; 423 u16 size; 424 425 evt = (struct wmi_tx_complete_event *) datap; 426 427 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n", 428 evt->num_msg, evt->msg_len, evt->msg_type); 429 430 for (index = 0; index < evt->num_msg; index++) { 431 size = sizeof(struct wmi_tx_complete_event) + 432 (index * sizeof(struct tx_complete_msg_v1)); 433 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size); 434 435 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n", 436 msg_v1->status, msg_v1->pkt_id, 437 msg_v1->rate_idx, msg_v1->ack_failures); 438 } 439 440 return 0; 441 } 442 443 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap, 444 int len, struct ath6kl_vif *vif) 445 { 446 struct wmi_remain_on_chnl_event *ev; 447 u32 freq; 448 u32 dur; 449 struct ieee80211_channel *chan; 450 struct ath6kl *ar = wmi->parent_dev; 451 u32 id; 452 453 if (len < sizeof(*ev)) 454 return -EINVAL; 455 456 ev = (struct wmi_remain_on_chnl_event *) datap; 457 freq = le32_to_cpu(ev->freq); 458 dur = le32_to_cpu(ev->duration); 459 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n", 460 freq, dur); 461 chan = ieee80211_get_channel(ar->wiphy, freq); 462 if (!chan) { 463 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: Unknown channel " 464 "(freq=%u)\n", freq); 465 return -EINVAL; 466 } 467 id = vif->last_roc_id; 468 cfg80211_ready_on_channel(vif->ndev, id, chan, NL80211_CHAN_NO_HT, 469 dur, GFP_ATOMIC); 470 471 return 0; 472 } 473 474 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi, 475 u8 *datap, int len, 476 struct ath6kl_vif *vif) 477 { 478 struct wmi_cancel_remain_on_chnl_event *ev; 479 u32 freq; 480 u32 dur; 481 struct ieee80211_channel *chan; 482 struct ath6kl *ar = wmi->parent_dev; 483 u32 id; 484 485 if (len < sizeof(*ev)) 486 return -EINVAL; 487 488 ev = (struct wmi_cancel_remain_on_chnl_event *) datap; 489 freq = le32_to_cpu(ev->freq); 490 dur = le32_to_cpu(ev->duration); 491 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl: freq=%u dur=%u " 492 "status=%u\n", freq, dur, ev->status); 493 chan = ieee80211_get_channel(ar->wiphy, freq); 494 if (!chan) { 495 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl: Unknown " 496 "channel (freq=%u)\n", freq); 497 return -EINVAL; 498 } 499 if (vif->last_cancel_roc_id && 500 vif->last_cancel_roc_id + 1 == vif->last_roc_id) 501 id = vif->last_cancel_roc_id; /* event for cancel command */ 502 else 503 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */ 504 vif->last_cancel_roc_id = 0; 505 cfg80211_remain_on_channel_expired(vif->ndev, id, chan, 506 NL80211_CHAN_NO_HT, GFP_ATOMIC); 507 508 return 0; 509 } 510 511 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len, 512 struct ath6kl_vif *vif) 513 { 514 struct wmi_tx_status_event *ev; 515 u32 id; 516 517 if (len < sizeof(*ev)) 518 return -EINVAL; 519 520 ev = (struct wmi_tx_status_event *) datap; 521 id = le32_to_cpu(ev->id); 522 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n", 523 id, ev->ack_status); 524 if (wmi->last_mgmt_tx_frame) { 525 cfg80211_mgmt_tx_status(vif->ndev, id, 526 wmi->last_mgmt_tx_frame, 527 wmi->last_mgmt_tx_frame_len, 528 !!ev->ack_status, GFP_ATOMIC); 529 kfree(wmi->last_mgmt_tx_frame); 530 wmi->last_mgmt_tx_frame = NULL; 531 wmi->last_mgmt_tx_frame_len = 0; 532 } 533 534 return 0; 535 } 536 537 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len, 538 struct ath6kl_vif *vif) 539 { 540 struct wmi_p2p_rx_probe_req_event *ev; 541 u32 freq; 542 u16 dlen; 543 544 if (len < sizeof(*ev)) 545 return -EINVAL; 546 547 ev = (struct wmi_p2p_rx_probe_req_event *) datap; 548 freq = le32_to_cpu(ev->freq); 549 dlen = le16_to_cpu(ev->len); 550 if (datap + len < ev->data + dlen) { 551 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: " 552 "len=%d dlen=%u\n", len, dlen); 553 return -EINVAL; 554 } 555 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_probe_req: len=%u freq=%u " 556 "probe_req_report=%d\n", 557 dlen, freq, vif->probe_req_report); 558 559 if (vif->probe_req_report || vif->nw_type == AP_NETWORK) 560 cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC); 561 562 return 0; 563 } 564 565 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len) 566 { 567 struct wmi_p2p_capabilities_event *ev; 568 u16 dlen; 569 570 if (len < sizeof(*ev)) 571 return -EINVAL; 572 573 ev = (struct wmi_p2p_capabilities_event *) datap; 574 dlen = le16_to_cpu(ev->len); 575 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen); 576 577 return 0; 578 } 579 580 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len, 581 struct ath6kl_vif *vif) 582 { 583 struct wmi_rx_action_event *ev; 584 u32 freq; 585 u16 dlen; 586 587 if (len < sizeof(*ev)) 588 return -EINVAL; 589 590 ev = (struct wmi_rx_action_event *) datap; 591 freq = le32_to_cpu(ev->freq); 592 dlen = le16_to_cpu(ev->len); 593 if (datap + len < ev->data + dlen) { 594 ath6kl_err("invalid wmi_rx_action_event: " 595 "len=%d dlen=%u\n", len, dlen); 596 return -EINVAL; 597 } 598 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq); 599 cfg80211_rx_mgmt(vif->ndev, freq, ev->data, dlen, GFP_ATOMIC); 600 601 return 0; 602 } 603 604 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len) 605 { 606 struct wmi_p2p_info_event *ev; 607 u32 flags; 608 u16 dlen; 609 610 if (len < sizeof(*ev)) 611 return -EINVAL; 612 613 ev = (struct wmi_p2p_info_event *) datap; 614 flags = le32_to_cpu(ev->info_req_flags); 615 dlen = le16_to_cpu(ev->len); 616 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen); 617 618 if (flags & P2P_FLAG_CAPABILITIES_REQ) { 619 struct wmi_p2p_capabilities *cap; 620 if (dlen < sizeof(*cap)) 621 return -EINVAL; 622 cap = (struct wmi_p2p_capabilities *) ev->data; 623 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n", 624 cap->go_power_save); 625 } 626 627 if (flags & P2P_FLAG_MACADDR_REQ) { 628 struct wmi_p2p_macaddr *mac; 629 if (dlen < sizeof(*mac)) 630 return -EINVAL; 631 mac = (struct wmi_p2p_macaddr *) ev->data; 632 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n", 633 mac->mac_addr); 634 } 635 636 if (flags & P2P_FLAG_HMODEL_REQ) { 637 struct wmi_p2p_hmodel *mod; 638 if (dlen < sizeof(*mod)) 639 return -EINVAL; 640 mod = (struct wmi_p2p_hmodel *) ev->data; 641 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n", 642 mod->p2p_model, 643 mod->p2p_model ? "host" : "firmware"); 644 } 645 return 0; 646 } 647 648 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size) 649 { 650 struct sk_buff *skb; 651 652 skb = ath6kl_buf_alloc(size); 653 if (!skb) 654 return NULL; 655 656 skb_put(skb, size); 657 if (size) 658 memset(skb->data, 0, size); 659 660 return skb; 661 } 662 663 /* Send a "simple" wmi command -- one with no arguments */ 664 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx, 665 enum wmi_cmd_id cmd_id) 666 { 667 struct sk_buff *skb; 668 int ret; 669 670 skb = ath6kl_wmi_get_new_buf(0); 671 if (!skb) 672 return -ENOMEM; 673 674 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG); 675 676 return ret; 677 } 678 679 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len) 680 { 681 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap; 682 683 if (len < sizeof(struct wmi_ready_event_2)) 684 return -EINVAL; 685 686 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr, 687 le32_to_cpu(ev->sw_version), 688 le32_to_cpu(ev->abi_version)); 689 690 return 0; 691 } 692 693 /* 694 * Mechanism to modify the roaming behavior in the firmware. The lower rssi 695 * at which the station has to roam can be passed with 696 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level 697 * in dBm. 698 */ 699 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi) 700 { 701 struct sk_buff *skb; 702 struct roam_ctrl_cmd *cmd; 703 704 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 705 if (!skb) 706 return -ENOMEM; 707 708 cmd = (struct roam_ctrl_cmd *) skb->data; 709 710 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD); 711 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi + 712 DEF_SCAN_FOR_ROAM_INTVL); 713 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi); 714 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR; 715 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS; 716 717 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 718 NO_SYNC_WMIFLAG); 719 720 return 0; 721 } 722 723 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) 724 { 725 struct sk_buff *skb; 726 struct roam_ctrl_cmd *cmd; 727 728 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 729 if (!skb) 730 return -ENOMEM; 731 732 cmd = (struct roam_ctrl_cmd *) skb->data; 733 memset(cmd, 0, sizeof(*cmd)); 734 735 memcpy(cmd->info.bssid, bssid, ETH_ALEN); 736 cmd->roam_ctrl = WMI_FORCE_ROAM; 737 738 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid); 739 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 740 NO_SYNC_WMIFLAG); 741 } 742 743 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) 744 { 745 struct sk_buff *skb; 746 struct roam_ctrl_cmd *cmd; 747 748 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 749 if (!skb) 750 return -ENOMEM; 751 752 cmd = (struct roam_ctrl_cmd *) skb->data; 753 memset(cmd, 0, sizeof(*cmd)); 754 755 cmd->info.roam_mode = mode; 756 cmd->roam_ctrl = WMI_SET_ROAM_MODE; 757 758 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode); 759 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 760 NO_SYNC_WMIFLAG); 761 } 762 763 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len, 764 struct ath6kl_vif *vif) 765 { 766 struct wmi_connect_event *ev; 767 u8 *pie, *peie; 768 769 if (len < sizeof(struct wmi_connect_event)) 770 return -EINVAL; 771 772 ev = (struct wmi_connect_event *) datap; 773 774 if (vif->nw_type == AP_NETWORK) { 775 /* AP mode start/STA connected event */ 776 struct net_device *dev = vif->ndev; 777 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) { 778 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: freq %d bssid %pM " 779 "(AP started)\n", 780 __func__, le16_to_cpu(ev->u.ap_bss.ch), 781 ev->u.ap_bss.bssid); 782 ath6kl_connect_ap_mode_bss( 783 vif, le16_to_cpu(ev->u.ap_bss.ch)); 784 } else { 785 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: aid %u mac_addr %pM " 786 "auth=%u keymgmt=%u cipher=%u apsd_info=%u " 787 "(STA connected)\n", 788 __func__, ev->u.ap_sta.aid, 789 ev->u.ap_sta.mac_addr, 790 ev->u.ap_sta.auth, 791 ev->u.ap_sta.keymgmt, 792 le16_to_cpu(ev->u.ap_sta.cipher), 793 ev->u.ap_sta.apsd_info); 794 795 ath6kl_connect_ap_mode_sta( 796 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr, 797 ev->u.ap_sta.keymgmt, 798 le16_to_cpu(ev->u.ap_sta.cipher), 799 ev->u.ap_sta.auth, ev->assoc_req_len, 800 ev->assoc_info + ev->beacon_ie_len, 801 ev->u.ap_sta.apsd_info); 802 } 803 return 0; 804 } 805 806 /* STA/IBSS mode connection event */ 807 808 ath6kl_dbg(ATH6KL_DBG_WMI, 809 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n", 810 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid, 811 le16_to_cpu(ev->u.sta.listen_intvl), 812 le16_to_cpu(ev->u.sta.beacon_intvl), 813 le32_to_cpu(ev->u.sta.nw_type)); 814 815 /* Start of assoc rsp IEs */ 816 pie = ev->assoc_info + ev->beacon_ie_len + 817 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */ 818 819 /* End of assoc rsp IEs */ 820 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len + 821 ev->assoc_resp_len; 822 823 while (pie < peie) { 824 switch (*pie) { 825 case WLAN_EID_VENDOR_SPECIFIC: 826 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 && 827 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) { 828 /* WMM OUT (00:50:F2) */ 829 if (pie[1] > 5 830 && pie[6] == WMM_PARAM_OUI_SUBTYPE) 831 wmi->is_wmm_enabled = true; 832 } 833 break; 834 } 835 836 if (wmi->is_wmm_enabled) 837 break; 838 839 pie += pie[1] + 2; 840 } 841 842 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch), 843 ev->u.sta.bssid, 844 le16_to_cpu(ev->u.sta.listen_intvl), 845 le16_to_cpu(ev->u.sta.beacon_intvl), 846 le32_to_cpu(ev->u.sta.nw_type), 847 ev->beacon_ie_len, ev->assoc_req_len, 848 ev->assoc_resp_len, ev->assoc_info); 849 850 return 0; 851 } 852 853 static struct country_code_to_enum_rd * 854 ath6kl_regd_find_country(u16 countryCode) 855 { 856 int i; 857 858 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 859 if (allCountries[i].countryCode == countryCode) 860 return &allCountries[i]; 861 } 862 863 return NULL; 864 } 865 866 static struct reg_dmn_pair_mapping * 867 ath6kl_get_regpair(u16 regdmn) 868 { 869 int i; 870 871 if (regdmn == NO_ENUMRD) 872 return NULL; 873 874 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { 875 if (regDomainPairs[i].regDmnEnum == regdmn) 876 return ®DomainPairs[i]; 877 } 878 879 return NULL; 880 } 881 882 static struct country_code_to_enum_rd * 883 ath6kl_regd_find_country_by_rd(u16 regdmn) 884 { 885 int i; 886 887 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 888 if (allCountries[i].regDmnEnum == regdmn) 889 return &allCountries[i]; 890 } 891 892 return NULL; 893 } 894 895 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) 896 { 897 898 struct ath6kl_wmi_regdomain *ev; 899 struct country_code_to_enum_rd *country = NULL; 900 struct reg_dmn_pair_mapping *regpair = NULL; 901 char alpha2[2]; 902 u32 reg_code; 903 904 ev = (struct ath6kl_wmi_regdomain *) datap; 905 reg_code = le32_to_cpu(ev->reg_code); 906 907 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) 908 country = ath6kl_regd_find_country((u16) reg_code); 909 else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { 910 911 regpair = ath6kl_get_regpair((u16) reg_code); 912 country = ath6kl_regd_find_country_by_rd((u16) reg_code); 913 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", 914 regpair->regDmnEnum); 915 } 916 917 if (country && wmi->parent_dev->wiphy_registered) { 918 alpha2[0] = country->isoName[0]; 919 alpha2[1] = country->isoName[1]; 920 921 regulatory_hint(wmi->parent_dev->wiphy, alpha2); 922 923 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n", 924 alpha2[0], alpha2[1]); 925 } 926 } 927 928 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len, 929 struct ath6kl_vif *vif) 930 { 931 struct wmi_disconnect_event *ev; 932 wmi->traffic_class = 100; 933 934 if (len < sizeof(struct wmi_disconnect_event)) 935 return -EINVAL; 936 937 ev = (struct wmi_disconnect_event *) datap; 938 939 ath6kl_dbg(ATH6KL_DBG_WMI, 940 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n", 941 le16_to_cpu(ev->proto_reason_status), ev->bssid, 942 ev->disconn_reason, ev->assoc_resp_len); 943 944 wmi->is_wmm_enabled = false; 945 946 ath6kl_disconnect_event(vif, ev->disconn_reason, 947 ev->bssid, ev->assoc_resp_len, ev->assoc_info, 948 le16_to_cpu(ev->proto_reason_status)); 949 950 return 0; 951 } 952 953 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len) 954 { 955 struct wmi_peer_node_event *ev; 956 957 if (len < sizeof(struct wmi_peer_node_event)) 958 return -EINVAL; 959 960 ev = (struct wmi_peer_node_event *) datap; 961 962 if (ev->event_code == PEER_NODE_JOIN_EVENT) 963 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n", 964 ev->peer_mac_addr); 965 else if (ev->event_code == PEER_NODE_LEAVE_EVENT) 966 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n", 967 ev->peer_mac_addr); 968 969 return 0; 970 } 971 972 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len, 973 struct ath6kl_vif *vif) 974 { 975 struct wmi_tkip_micerr_event *ev; 976 977 if (len < sizeof(struct wmi_tkip_micerr_event)) 978 return -EINVAL; 979 980 ev = (struct wmi_tkip_micerr_event *) datap; 981 982 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast); 983 984 return 0; 985 } 986 987 void ath6kl_wmi_sscan_timer(unsigned long ptr) 988 { 989 struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr; 990 991 cfg80211_sched_scan_results(vif->ar->wiphy); 992 } 993 994 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, 995 struct ath6kl_vif *vif) 996 { 997 struct wmi_bss_info_hdr2 *bih; 998 u8 *buf; 999 struct ieee80211_channel *channel; 1000 struct ath6kl *ar = wmi->parent_dev; 1001 struct ieee80211_mgmt *mgmt; 1002 struct cfg80211_bss *bss; 1003 1004 if (len <= sizeof(struct wmi_bss_info_hdr2)) 1005 return -EINVAL; 1006 1007 bih = (struct wmi_bss_info_hdr2 *) datap; 1008 buf = datap + sizeof(struct wmi_bss_info_hdr2); 1009 len -= sizeof(struct wmi_bss_info_hdr2); 1010 1011 ath6kl_dbg(ATH6KL_DBG_WMI, 1012 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" " 1013 "frame_type=%d\n", 1014 bih->ch, bih->snr, bih->snr - 95, bih->bssid, 1015 bih->frame_type); 1016 1017 if (bih->frame_type != BEACON_FTYPE && 1018 bih->frame_type != PROBERESP_FTYPE) 1019 return 0; /* Only update BSS table for now */ 1020 1021 if (bih->frame_type == BEACON_FTYPE && 1022 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) { 1023 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 1024 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 1025 NONE_BSS_FILTER, 0); 1026 } 1027 1028 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch)); 1029 if (channel == NULL) 1030 return -EINVAL; 1031 1032 if (len < 8 + 2 + 2) 1033 return -EINVAL; 1034 1035 if (bih->frame_type == BEACON_FTYPE && test_bit(CONNECTED, &vif->flags) 1036 && memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) { 1037 const u8 *tim; 1038 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2, 1039 len - 8 - 2 - 2); 1040 if (tim && tim[1] >= 2) { 1041 vif->assoc_bss_dtim_period = tim[3]; 1042 set_bit(DTIM_PERIOD_AVAIL, &vif->flags); 1043 } 1044 } 1045 1046 /* 1047 * In theory, use of cfg80211_inform_bss() would be more natural here 1048 * since we do not have the full frame. However, at least for now, 1049 * cfg80211 can only distinguish Beacon and Probe Response frames from 1050 * each other when using cfg80211_inform_bss_frame(), so let's build a 1051 * fake IEEE 802.11 header to be able to take benefit of this. 1052 */ 1053 mgmt = kmalloc(24 + len, GFP_ATOMIC); 1054 if (mgmt == NULL) 1055 return -EINVAL; 1056 1057 if (bih->frame_type == BEACON_FTYPE) { 1058 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1059 IEEE80211_STYPE_BEACON); 1060 memset(mgmt->da, 0xff, ETH_ALEN); 1061 } else { 1062 struct net_device *dev = vif->ndev; 1063 1064 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1065 IEEE80211_STYPE_PROBE_RESP); 1066 memcpy(mgmt->da, dev->dev_addr, ETH_ALEN); 1067 } 1068 mgmt->duration = cpu_to_le16(0); 1069 memcpy(mgmt->sa, bih->bssid, ETH_ALEN); 1070 memcpy(mgmt->bssid, bih->bssid, ETH_ALEN); 1071 mgmt->seq_ctrl = cpu_to_le16(0); 1072 1073 memcpy(&mgmt->u.beacon, buf, len); 1074 1075 bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt, 1076 24 + len, (bih->snr - 95) * 100, 1077 GFP_ATOMIC); 1078 kfree(mgmt); 1079 if (bss == NULL) 1080 return -ENOMEM; 1081 cfg80211_put_bss(bss); 1082 1083 /* 1084 * Firmware doesn't return any event when scheduled scan has 1085 * finished, so we need to use a timer to find out when there are 1086 * no more results. 1087 * 1088 * The timer is started from the first bss info received, otherwise 1089 * the timer would not ever fire if the scan interval is short 1090 * enough. 1091 */ 1092 if (ar->state == ATH6KL_STATE_SCHED_SCAN && 1093 !timer_pending(&vif->sched_scan_timer)) { 1094 mod_timer(&vif->sched_scan_timer, jiffies + 1095 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY)); 1096 } 1097 1098 return 0; 1099 } 1100 1101 /* Inactivity timeout of a fatpipe(pstream) at the target */ 1102 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, 1103 int len) 1104 { 1105 struct wmi_pstream_timeout_event *ev; 1106 1107 if (len < sizeof(struct wmi_pstream_timeout_event)) 1108 return -EINVAL; 1109 1110 ev = (struct wmi_pstream_timeout_event *) datap; 1111 1112 /* 1113 * When the pstream (fat pipe == AC) timesout, it means there were 1114 * no thinStreams within this pstream & it got implicitly created 1115 * due to data flow on this AC. We start the inactivity timer only 1116 * for implicitly created pstream. Just reset the host state. 1117 */ 1118 spin_lock_bh(&wmi->lock); 1119 wmi->stream_exist_for_ac[ev->traffic_class] = 0; 1120 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class); 1121 spin_unlock_bh(&wmi->lock); 1122 1123 /* Indicate inactivity to driver layer for this fatpipe (pstream) */ 1124 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false); 1125 1126 return 0; 1127 } 1128 1129 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len) 1130 { 1131 struct wmi_bit_rate_reply *reply; 1132 s32 rate; 1133 u32 sgi, index; 1134 1135 if (len < sizeof(struct wmi_bit_rate_reply)) 1136 return -EINVAL; 1137 1138 reply = (struct wmi_bit_rate_reply *) datap; 1139 1140 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index); 1141 1142 if (reply->rate_index == (s8) RATE_AUTO) { 1143 rate = RATE_AUTO; 1144 } else { 1145 index = reply->rate_index & 0x7f; 1146 sgi = (reply->rate_index & 0x80) ? 1 : 0; 1147 rate = wmi_rate_tbl[index][sgi]; 1148 } 1149 1150 ath6kl_wakeup_event(wmi->parent_dev); 1151 1152 return 0; 1153 } 1154 1155 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len) 1156 { 1157 ath6kl_tm_rx_event(wmi->parent_dev, datap, len); 1158 1159 return 0; 1160 } 1161 1162 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len) 1163 { 1164 if (len < sizeof(struct wmi_fix_rates_reply)) 1165 return -EINVAL; 1166 1167 ath6kl_wakeup_event(wmi->parent_dev); 1168 1169 return 0; 1170 } 1171 1172 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len) 1173 { 1174 if (len < sizeof(struct wmi_channel_list_reply)) 1175 return -EINVAL; 1176 1177 ath6kl_wakeup_event(wmi->parent_dev); 1178 1179 return 0; 1180 } 1181 1182 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len) 1183 { 1184 struct wmi_tx_pwr_reply *reply; 1185 1186 if (len < sizeof(struct wmi_tx_pwr_reply)) 1187 return -EINVAL; 1188 1189 reply = (struct wmi_tx_pwr_reply *) datap; 1190 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM); 1191 1192 return 0; 1193 } 1194 1195 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len) 1196 { 1197 if (len < sizeof(struct wmi_get_keepalive_cmd)) 1198 return -EINVAL; 1199 1200 ath6kl_wakeup_event(wmi->parent_dev); 1201 1202 return 0; 1203 } 1204 1205 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len, 1206 struct ath6kl_vif *vif) 1207 { 1208 struct wmi_scan_complete_event *ev; 1209 1210 ev = (struct wmi_scan_complete_event *) datap; 1211 1212 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status)); 1213 wmi->is_probe_ssid = false; 1214 1215 return 0; 1216 } 1217 1218 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap, 1219 int len, struct ath6kl_vif *vif) 1220 { 1221 struct wmi_neighbor_report_event *ev; 1222 u8 i; 1223 1224 if (len < sizeof(*ev)) 1225 return -EINVAL; 1226 ev = (struct wmi_neighbor_report_event *) datap; 1227 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info) 1228 > len) { 1229 ath6kl_dbg(ATH6KL_DBG_WMI, "truncated neighbor event " 1230 "(num=%d len=%d)\n", ev->num_neighbors, len); 1231 return -EINVAL; 1232 } 1233 for (i = 0; i < ev->num_neighbors; i++) { 1234 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n", 1235 i + 1, ev->num_neighbors, ev->neighbor[i].bssid, 1236 ev->neighbor[i].bss_flags); 1237 cfg80211_pmksa_candidate_notify(vif->ndev, i, 1238 ev->neighbor[i].bssid, 1239 !!(ev->neighbor[i].bss_flags & 1240 WMI_PREAUTH_CAPABLE_BSS), 1241 GFP_ATOMIC); 1242 } 1243 1244 return 0; 1245 } 1246 1247 /* 1248 * Target is reporting a programming error. This is for 1249 * developer aid only. Target only checks a few common violations 1250 * and it is responsibility of host to do all error checking. 1251 * Behavior of target after wmi error event is undefined. 1252 * A reset is recommended. 1253 */ 1254 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len) 1255 { 1256 const char *type = "unknown error"; 1257 struct wmi_cmd_error_event *ev; 1258 ev = (struct wmi_cmd_error_event *) datap; 1259 1260 switch (ev->err_code) { 1261 case INVALID_PARAM: 1262 type = "invalid parameter"; 1263 break; 1264 case ILLEGAL_STATE: 1265 type = "invalid state"; 1266 break; 1267 case INTERNAL_ERROR: 1268 type = "internal error"; 1269 break; 1270 } 1271 1272 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n", 1273 ev->cmd_id, type); 1274 1275 return 0; 1276 } 1277 1278 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len, 1279 struct ath6kl_vif *vif) 1280 { 1281 ath6kl_tgt_stats_event(vif, datap, len); 1282 1283 return 0; 1284 } 1285 1286 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi, 1287 struct sq_threshold_params *sq_thresh, 1288 u32 size) 1289 { 1290 u32 index; 1291 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1]; 1292 1293 /* The list is already in sorted order. Get the next lower value */ 1294 for (index = 0; index < size; index++) { 1295 if (rssi < sq_thresh->upper_threshold[index]) { 1296 threshold = (u8) sq_thresh->upper_threshold[index]; 1297 break; 1298 } 1299 } 1300 1301 return threshold; 1302 } 1303 1304 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi, 1305 struct sq_threshold_params *sq_thresh, 1306 u32 size) 1307 { 1308 u32 index; 1309 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1]; 1310 1311 /* The list is already in sorted order. Get the next lower value */ 1312 for (index = 0; index < size; index++) { 1313 if (rssi > sq_thresh->lower_threshold[index]) { 1314 threshold = (u8) sq_thresh->lower_threshold[index]; 1315 break; 1316 } 1317 } 1318 1319 return threshold; 1320 } 1321 1322 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi, 1323 struct wmi_rssi_threshold_params_cmd *rssi_cmd) 1324 { 1325 struct sk_buff *skb; 1326 struct wmi_rssi_threshold_params_cmd *cmd; 1327 1328 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1329 if (!skb) 1330 return -ENOMEM; 1331 1332 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data; 1333 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd)); 1334 1335 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID, 1336 NO_SYNC_WMIFLAG); 1337 } 1338 1339 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap, 1340 int len) 1341 { 1342 struct wmi_rssi_threshold_event *reply; 1343 struct wmi_rssi_threshold_params_cmd cmd; 1344 struct sq_threshold_params *sq_thresh; 1345 enum wmi_rssi_threshold_val new_threshold; 1346 u8 upper_rssi_threshold, lower_rssi_threshold; 1347 s16 rssi; 1348 int ret; 1349 1350 if (len < sizeof(struct wmi_rssi_threshold_event)) 1351 return -EINVAL; 1352 1353 reply = (struct wmi_rssi_threshold_event *) datap; 1354 new_threshold = (enum wmi_rssi_threshold_val) reply->range; 1355 rssi = a_sle16_to_cpu(reply->rssi); 1356 1357 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI]; 1358 1359 /* 1360 * Identify the threshold breached and communicate that to the app. 1361 * After that install a new set of thresholds based on the signal 1362 * quality reported by the target 1363 */ 1364 if (new_threshold) { 1365 /* Upper threshold breached */ 1366 if (rssi < sq_thresh->upper_threshold[0]) { 1367 ath6kl_dbg(ATH6KL_DBG_WMI, 1368 "spurious upper rssi threshold event: %d\n", 1369 rssi); 1370 } else if ((rssi < sq_thresh->upper_threshold[1]) && 1371 (rssi >= sq_thresh->upper_threshold[0])) { 1372 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE; 1373 } else if ((rssi < sq_thresh->upper_threshold[2]) && 1374 (rssi >= sq_thresh->upper_threshold[1])) { 1375 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE; 1376 } else if ((rssi < sq_thresh->upper_threshold[3]) && 1377 (rssi >= sq_thresh->upper_threshold[2])) { 1378 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE; 1379 } else if ((rssi < sq_thresh->upper_threshold[4]) && 1380 (rssi >= sq_thresh->upper_threshold[3])) { 1381 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE; 1382 } else if ((rssi < sq_thresh->upper_threshold[5]) && 1383 (rssi >= sq_thresh->upper_threshold[4])) { 1384 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE; 1385 } else if (rssi >= sq_thresh->upper_threshold[5]) { 1386 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE; 1387 } 1388 } else { 1389 /* Lower threshold breached */ 1390 if (rssi > sq_thresh->lower_threshold[0]) { 1391 ath6kl_dbg(ATH6KL_DBG_WMI, 1392 "spurious lower rssi threshold event: %d %d\n", 1393 rssi, sq_thresh->lower_threshold[0]); 1394 } else if ((rssi > sq_thresh->lower_threshold[1]) && 1395 (rssi <= sq_thresh->lower_threshold[0])) { 1396 new_threshold = WMI_RSSI_THRESHOLD6_BELOW; 1397 } else if ((rssi > sq_thresh->lower_threshold[2]) && 1398 (rssi <= sq_thresh->lower_threshold[1])) { 1399 new_threshold = WMI_RSSI_THRESHOLD5_BELOW; 1400 } else if ((rssi > sq_thresh->lower_threshold[3]) && 1401 (rssi <= sq_thresh->lower_threshold[2])) { 1402 new_threshold = WMI_RSSI_THRESHOLD4_BELOW; 1403 } else if ((rssi > sq_thresh->lower_threshold[4]) && 1404 (rssi <= sq_thresh->lower_threshold[3])) { 1405 new_threshold = WMI_RSSI_THRESHOLD3_BELOW; 1406 } else if ((rssi > sq_thresh->lower_threshold[5]) && 1407 (rssi <= sq_thresh->lower_threshold[4])) { 1408 new_threshold = WMI_RSSI_THRESHOLD2_BELOW; 1409 } else if (rssi <= sq_thresh->lower_threshold[5]) { 1410 new_threshold = WMI_RSSI_THRESHOLD1_BELOW; 1411 } 1412 } 1413 1414 /* Calculate and install the next set of thresholds */ 1415 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh, 1416 sq_thresh->lower_threshold_valid_count); 1417 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh, 1418 sq_thresh->upper_threshold_valid_count); 1419 1420 /* Issue a wmi command to install the thresholds */ 1421 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold); 1422 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold); 1423 cmd.weight = sq_thresh->weight; 1424 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1425 1426 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd); 1427 if (ret) { 1428 ath6kl_err("unable to configure rssi thresholds\n"); 1429 return -EIO; 1430 } 1431 1432 return 0; 1433 } 1434 1435 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, 1436 struct ath6kl_vif *vif) 1437 { 1438 struct wmi_cac_event *reply; 1439 struct ieee80211_tspec_ie *ts; 1440 u16 active_tsids, tsinfo; 1441 u8 tsid, index; 1442 u8 ts_id; 1443 1444 if (len < sizeof(struct wmi_cac_event)) 1445 return -EINVAL; 1446 1447 reply = (struct wmi_cac_event *) datap; 1448 1449 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && 1450 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { 1451 1452 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1453 tsinfo = le16_to_cpu(ts->tsinfo); 1454 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1455 IEEE80211_WMM_IE_TSPEC_TID_MASK; 1456 1457 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1458 reply->ac, tsid); 1459 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) { 1460 /* 1461 * Following assumes that there is only one outstanding 1462 * ADDTS request when this event is received 1463 */ 1464 spin_lock_bh(&wmi->lock); 1465 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1466 spin_unlock_bh(&wmi->lock); 1467 1468 for (index = 0; index < sizeof(active_tsids) * 8; index++) { 1469 if ((active_tsids >> index) & 1) 1470 break; 1471 } 1472 if (index < (sizeof(active_tsids) * 8)) 1473 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1474 reply->ac, index); 1475 } 1476 1477 /* 1478 * Clear active tsids and Add missing handling 1479 * for delete qos stream from AP 1480 */ 1481 else if (reply->cac_indication == CAC_INDICATION_DELETE) { 1482 1483 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1484 tsinfo = le16_to_cpu(ts->tsinfo); 1485 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1486 IEEE80211_WMM_IE_TSPEC_TID_MASK); 1487 1488 spin_lock_bh(&wmi->lock); 1489 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id); 1490 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1491 spin_unlock_bh(&wmi->lock); 1492 1493 /* Indicate stream inactivity to driver layer only if all tsids 1494 * within this AC are deleted. 1495 */ 1496 if (!active_tsids) { 1497 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac, 1498 false); 1499 wmi->fat_pipe_exist &= ~(1 << reply->ac); 1500 } 1501 } 1502 1503 return 0; 1504 } 1505 1506 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi, 1507 struct wmi_snr_threshold_params_cmd *snr_cmd) 1508 { 1509 struct sk_buff *skb; 1510 struct wmi_snr_threshold_params_cmd *cmd; 1511 1512 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1513 if (!skb) 1514 return -ENOMEM; 1515 1516 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data; 1517 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd)); 1518 1519 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID, 1520 NO_SYNC_WMIFLAG); 1521 } 1522 1523 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap, 1524 int len) 1525 { 1526 struct wmi_snr_threshold_event *reply; 1527 struct sq_threshold_params *sq_thresh; 1528 struct wmi_snr_threshold_params_cmd cmd; 1529 enum wmi_snr_threshold_val new_threshold; 1530 u8 upper_snr_threshold, lower_snr_threshold; 1531 s16 snr; 1532 int ret; 1533 1534 if (len < sizeof(struct wmi_snr_threshold_event)) 1535 return -EINVAL; 1536 1537 reply = (struct wmi_snr_threshold_event *) datap; 1538 1539 new_threshold = (enum wmi_snr_threshold_val) reply->range; 1540 snr = reply->snr; 1541 1542 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR]; 1543 1544 /* 1545 * Identify the threshold breached and communicate that to the app. 1546 * After that install a new set of thresholds based on the signal 1547 * quality reported by the target. 1548 */ 1549 if (new_threshold) { 1550 /* Upper threshold breached */ 1551 if (snr < sq_thresh->upper_threshold[0]) { 1552 ath6kl_dbg(ATH6KL_DBG_WMI, 1553 "spurious upper snr threshold event: %d\n", 1554 snr); 1555 } else if ((snr < sq_thresh->upper_threshold[1]) && 1556 (snr >= sq_thresh->upper_threshold[0])) { 1557 new_threshold = WMI_SNR_THRESHOLD1_ABOVE; 1558 } else if ((snr < sq_thresh->upper_threshold[2]) && 1559 (snr >= sq_thresh->upper_threshold[1])) { 1560 new_threshold = WMI_SNR_THRESHOLD2_ABOVE; 1561 } else if ((snr < sq_thresh->upper_threshold[3]) && 1562 (snr >= sq_thresh->upper_threshold[2])) { 1563 new_threshold = WMI_SNR_THRESHOLD3_ABOVE; 1564 } else if (snr >= sq_thresh->upper_threshold[3]) { 1565 new_threshold = WMI_SNR_THRESHOLD4_ABOVE; 1566 } 1567 } else { 1568 /* Lower threshold breached */ 1569 if (snr > sq_thresh->lower_threshold[0]) { 1570 ath6kl_dbg(ATH6KL_DBG_WMI, 1571 "spurious lower snr threshold event: %d\n", 1572 sq_thresh->lower_threshold[0]); 1573 } else if ((snr > sq_thresh->lower_threshold[1]) && 1574 (snr <= sq_thresh->lower_threshold[0])) { 1575 new_threshold = WMI_SNR_THRESHOLD4_BELOW; 1576 } else if ((snr > sq_thresh->lower_threshold[2]) && 1577 (snr <= sq_thresh->lower_threshold[1])) { 1578 new_threshold = WMI_SNR_THRESHOLD3_BELOW; 1579 } else if ((snr > sq_thresh->lower_threshold[3]) && 1580 (snr <= sq_thresh->lower_threshold[2])) { 1581 new_threshold = WMI_SNR_THRESHOLD2_BELOW; 1582 } else if (snr <= sq_thresh->lower_threshold[3]) { 1583 new_threshold = WMI_SNR_THRESHOLD1_BELOW; 1584 } 1585 } 1586 1587 /* Calculate and install the next set of thresholds */ 1588 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh, 1589 sq_thresh->lower_threshold_valid_count); 1590 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh, 1591 sq_thresh->upper_threshold_valid_count); 1592 1593 /* Issue a wmi command to install the thresholds */ 1594 cmd.thresh_above1_val = upper_snr_threshold; 1595 cmd.thresh_below1_val = lower_snr_threshold; 1596 cmd.weight = sq_thresh->weight; 1597 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1598 1599 ath6kl_dbg(ATH6KL_DBG_WMI, 1600 "snr: %d, threshold: %d, lower: %d, upper: %d\n", 1601 snr, new_threshold, 1602 lower_snr_threshold, upper_snr_threshold); 1603 1604 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd); 1605 if (ret) { 1606 ath6kl_err("unable to configure snr threshold\n"); 1607 return -EIO; 1608 } 1609 1610 return 0; 1611 } 1612 1613 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len) 1614 { 1615 u16 ap_info_entry_size; 1616 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap; 1617 struct wmi_ap_info_v1 *ap_info_v1; 1618 u8 index; 1619 1620 if (len < sizeof(struct wmi_aplist_event) || 1621 ev->ap_list_ver != APLIST_VER1) 1622 return -EINVAL; 1623 1624 ap_info_entry_size = sizeof(struct wmi_ap_info_v1); 1625 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list; 1626 1627 ath6kl_dbg(ATH6KL_DBG_WMI, 1628 "number of APs in aplist event: %d\n", ev->num_ap); 1629 1630 if (len < (int) (sizeof(struct wmi_aplist_event) + 1631 (ev->num_ap - 1) * ap_info_entry_size)) 1632 return -EINVAL; 1633 1634 /* AP list version 1 contents */ 1635 for (index = 0; index < ev->num_ap; index++) { 1636 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n", 1637 index, ap_info_v1->bssid, ap_info_v1->channel); 1638 ap_info_v1++; 1639 } 1640 1641 return 0; 1642 } 1643 1644 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb, 1645 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag) 1646 { 1647 struct wmi_cmd_hdr *cmd_hdr; 1648 enum htc_endpoint_id ep_id = wmi->ep_id; 1649 int ret; 1650 u16 info1; 1651 1652 if (WARN_ON(skb == NULL || (if_idx > (wmi->parent_dev->vif_max - 1)))) 1653 return -EINVAL; 1654 1655 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n", 1656 cmd_id, skb->len, sync_flag); 1657 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ", 1658 skb->data, skb->len); 1659 1660 if (sync_flag >= END_WMIFLAG) { 1661 dev_kfree_skb(skb); 1662 return -EINVAL; 1663 } 1664 1665 if ((sync_flag == SYNC_BEFORE_WMIFLAG) || 1666 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1667 /* 1668 * Make sure all data currently queued is transmitted before 1669 * the cmd execution. Establish a new sync point. 1670 */ 1671 ath6kl_wmi_sync_point(wmi, if_idx); 1672 } 1673 1674 skb_push(skb, sizeof(struct wmi_cmd_hdr)); 1675 1676 cmd_hdr = (struct wmi_cmd_hdr *) skb->data; 1677 cmd_hdr->cmd_id = cpu_to_le16(cmd_id); 1678 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK; 1679 cmd_hdr->info1 = cpu_to_le16(info1); 1680 1681 /* Only for OPT_TX_CMD, use BE endpoint. */ 1682 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) { 1683 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, 1684 false, false, 0, NULL, if_idx); 1685 if (ret) { 1686 dev_kfree_skb(skb); 1687 return ret; 1688 } 1689 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE); 1690 } 1691 1692 ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 1693 1694 if ((sync_flag == SYNC_AFTER_WMIFLAG) || 1695 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1696 /* 1697 * Make sure all new data queued waits for the command to 1698 * execute. Establish a new sync point. 1699 */ 1700 ath6kl_wmi_sync_point(wmi, if_idx); 1701 } 1702 1703 return 0; 1704 } 1705 1706 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx, 1707 enum network_type nw_type, 1708 enum dot11_auth_mode dot11_auth_mode, 1709 enum auth_mode auth_mode, 1710 enum crypto_type pairwise_crypto, 1711 u8 pairwise_crypto_len, 1712 enum crypto_type group_crypto, 1713 u8 group_crypto_len, int ssid_len, u8 *ssid, 1714 u8 *bssid, u16 channel, u32 ctrl_flags, 1715 u8 nw_subtype) 1716 { 1717 struct sk_buff *skb; 1718 struct wmi_connect_cmd *cc; 1719 int ret; 1720 1721 ath6kl_dbg(ATH6KL_DBG_WMI, 1722 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d " 1723 "type %d dot11_auth %d auth %d pairwise %d group %d\n", 1724 bssid, channel, ctrl_flags, ssid_len, nw_type, 1725 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto); 1726 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len); 1727 1728 wmi->traffic_class = 100; 1729 1730 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT)) 1731 return -EINVAL; 1732 1733 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT)) 1734 return -EINVAL; 1735 1736 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd)); 1737 if (!skb) 1738 return -ENOMEM; 1739 1740 cc = (struct wmi_connect_cmd *) skb->data; 1741 1742 if (ssid_len) 1743 memcpy(cc->ssid, ssid, ssid_len); 1744 1745 cc->ssid_len = ssid_len; 1746 cc->nw_type = nw_type; 1747 cc->dot11_auth_mode = dot11_auth_mode; 1748 cc->auth_mode = auth_mode; 1749 cc->prwise_crypto_type = pairwise_crypto; 1750 cc->prwise_crypto_len = pairwise_crypto_len; 1751 cc->grp_crypto_type = group_crypto; 1752 cc->grp_crypto_len = group_crypto_len; 1753 cc->ch = cpu_to_le16(channel); 1754 cc->ctrl_flags = cpu_to_le32(ctrl_flags); 1755 cc->nw_subtype = nw_subtype; 1756 1757 if (bssid != NULL) 1758 memcpy(cc->bssid, bssid, ETH_ALEN); 1759 1760 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID, 1761 NO_SYNC_WMIFLAG); 1762 1763 return ret; 1764 } 1765 1766 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid, 1767 u16 channel) 1768 { 1769 struct sk_buff *skb; 1770 struct wmi_reconnect_cmd *cc; 1771 int ret; 1772 1773 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n", 1774 bssid, channel); 1775 1776 wmi->traffic_class = 100; 1777 1778 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd)); 1779 if (!skb) 1780 return -ENOMEM; 1781 1782 cc = (struct wmi_reconnect_cmd *) skb->data; 1783 cc->channel = cpu_to_le16(channel); 1784 1785 if (bssid != NULL) 1786 memcpy(cc->bssid, bssid, ETH_ALEN); 1787 1788 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID, 1789 NO_SYNC_WMIFLAG); 1790 1791 return ret; 1792 } 1793 1794 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx) 1795 { 1796 int ret; 1797 1798 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n"); 1799 1800 wmi->traffic_class = 100; 1801 1802 /* Disconnect command does not need to do a SYNC before. */ 1803 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID); 1804 1805 return ret; 1806 } 1807 1808 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, 1809 enum wmi_scan_type scan_type, 1810 u32 force_fgscan, u32 is_legacy, 1811 u32 home_dwell_time, u32 force_scan_interval, 1812 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates) 1813 { 1814 struct sk_buff *skb; 1815 struct wmi_begin_scan_cmd *sc; 1816 s8 size; 1817 int i, band, ret; 1818 struct ath6kl *ar = wmi->parent_dev; 1819 int num_rates; 1820 1821 size = sizeof(struct wmi_begin_scan_cmd); 1822 1823 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1824 return -EINVAL; 1825 1826 if (num_chan > WMI_MAX_CHANNELS) 1827 return -EINVAL; 1828 1829 if (num_chan) 1830 size += sizeof(u16) * (num_chan - 1); 1831 1832 skb = ath6kl_wmi_get_new_buf(size); 1833 if (!skb) 1834 return -ENOMEM; 1835 1836 sc = (struct wmi_begin_scan_cmd *) skb->data; 1837 sc->scan_type = scan_type; 1838 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1839 sc->is_legacy = cpu_to_le32(is_legacy); 1840 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1841 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1842 sc->no_cck = cpu_to_le32(no_cck); 1843 sc->num_ch = num_chan; 1844 1845 for (band = 0; band < IEEE80211_NUM_BANDS; band++) { 1846 struct ieee80211_supported_band *sband = 1847 ar->wiphy->bands[band]; 1848 u32 ratemask = rates[band]; 1849 u8 *supp_rates = sc->supp_rates[band].rates; 1850 num_rates = 0; 1851 1852 for (i = 0; i < sband->n_bitrates; i++) { 1853 if ((BIT(i) & ratemask) == 0) 1854 continue; /* skip rate */ 1855 supp_rates[num_rates++] = 1856 (u8) (sband->bitrates[i].bitrate / 5); 1857 } 1858 sc->supp_rates[band].nrates = num_rates; 1859 } 1860 1861 for (i = 0; i < num_chan; i++) 1862 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1863 1864 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID, 1865 NO_SYNC_WMIFLAG); 1866 1867 return ret; 1868 } 1869 1870 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use 1871 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P 1872 * mgmt operations using station interface. 1873 */ 1874 int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx, 1875 enum wmi_scan_type scan_type, 1876 u32 force_fgscan, u32 is_legacy, 1877 u32 home_dwell_time, u32 force_scan_interval, 1878 s8 num_chan, u16 *ch_list) 1879 { 1880 struct sk_buff *skb; 1881 struct wmi_start_scan_cmd *sc; 1882 s8 size; 1883 int i, ret; 1884 1885 size = sizeof(struct wmi_start_scan_cmd); 1886 1887 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1888 return -EINVAL; 1889 1890 if (num_chan > WMI_MAX_CHANNELS) 1891 return -EINVAL; 1892 1893 if (num_chan) 1894 size += sizeof(u16) * (num_chan - 1); 1895 1896 skb = ath6kl_wmi_get_new_buf(size); 1897 if (!skb) 1898 return -ENOMEM; 1899 1900 sc = (struct wmi_start_scan_cmd *) skb->data; 1901 sc->scan_type = scan_type; 1902 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1903 sc->is_legacy = cpu_to_le32(is_legacy); 1904 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1905 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1906 sc->num_ch = num_chan; 1907 1908 for (i = 0; i < num_chan; i++) 1909 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1910 1911 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID, 1912 NO_SYNC_WMIFLAG); 1913 1914 return ret; 1915 } 1916 1917 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx, 1918 u16 fg_start_sec, 1919 u16 fg_end_sec, u16 bg_sec, 1920 u16 minact_chdw_msec, u16 maxact_chdw_msec, 1921 u16 pas_chdw_msec, u8 short_scan_ratio, 1922 u8 scan_ctrl_flag, u32 max_dfsch_act_time, 1923 u16 maxact_scan_per_ssid) 1924 { 1925 struct sk_buff *skb; 1926 struct wmi_scan_params_cmd *sc; 1927 int ret; 1928 1929 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 1930 if (!skb) 1931 return -ENOMEM; 1932 1933 sc = (struct wmi_scan_params_cmd *) skb->data; 1934 sc->fg_start_period = cpu_to_le16(fg_start_sec); 1935 sc->fg_end_period = cpu_to_le16(fg_end_sec); 1936 sc->bg_period = cpu_to_le16(bg_sec); 1937 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec); 1938 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec); 1939 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec); 1940 sc->short_scan_ratio = short_scan_ratio; 1941 sc->scan_ctrl_flags = scan_ctrl_flag; 1942 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time); 1943 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid); 1944 1945 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID, 1946 NO_SYNC_WMIFLAG); 1947 return ret; 1948 } 1949 1950 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask) 1951 { 1952 struct sk_buff *skb; 1953 struct wmi_bss_filter_cmd *cmd; 1954 int ret; 1955 1956 if (filter >= LAST_BSS_FILTER) 1957 return -EINVAL; 1958 1959 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1960 if (!skb) 1961 return -ENOMEM; 1962 1963 cmd = (struct wmi_bss_filter_cmd *) skb->data; 1964 cmd->bss_filter = filter; 1965 cmd->ie_mask = cpu_to_le32(ie_mask); 1966 1967 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID, 1968 NO_SYNC_WMIFLAG); 1969 return ret; 1970 } 1971 1972 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, 1973 u8 ssid_len, u8 *ssid) 1974 { 1975 struct sk_buff *skb; 1976 struct wmi_probed_ssid_cmd *cmd; 1977 int ret; 1978 1979 if (index > MAX_PROBED_SSID_INDEX) 1980 return -EINVAL; 1981 1982 if (ssid_len > sizeof(cmd->ssid)) 1983 return -EINVAL; 1984 1985 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0)) 1986 return -EINVAL; 1987 1988 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len) 1989 return -EINVAL; 1990 1991 if (flag & SPECIFIC_SSID_FLAG) 1992 wmi->is_probe_ssid = true; 1993 1994 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1995 if (!skb) 1996 return -ENOMEM; 1997 1998 cmd = (struct wmi_probed_ssid_cmd *) skb->data; 1999 cmd->entry_index = index; 2000 cmd->flag = flag; 2001 cmd->ssid_len = ssid_len; 2002 memcpy(cmd->ssid, ssid, ssid_len); 2003 2004 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID, 2005 NO_SYNC_WMIFLAG); 2006 return ret; 2007 } 2008 2009 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx, 2010 u16 listen_interval, 2011 u16 listen_beacons) 2012 { 2013 struct sk_buff *skb; 2014 struct wmi_listen_int_cmd *cmd; 2015 int ret; 2016 2017 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2018 if (!skb) 2019 return -ENOMEM; 2020 2021 cmd = (struct wmi_listen_int_cmd *) skb->data; 2022 cmd->listen_intvl = cpu_to_le16(listen_interval); 2023 cmd->num_beacons = cpu_to_le16(listen_beacons); 2024 2025 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID, 2026 NO_SYNC_WMIFLAG); 2027 return ret; 2028 } 2029 2030 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode) 2031 { 2032 struct sk_buff *skb; 2033 struct wmi_power_mode_cmd *cmd; 2034 int ret; 2035 2036 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2037 if (!skb) 2038 return -ENOMEM; 2039 2040 cmd = (struct wmi_power_mode_cmd *) skb->data; 2041 cmd->pwr_mode = pwr_mode; 2042 wmi->pwr_mode = pwr_mode; 2043 2044 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID, 2045 NO_SYNC_WMIFLAG); 2046 return ret; 2047 } 2048 2049 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period, 2050 u16 ps_poll_num, u16 dtim_policy, 2051 u16 tx_wakeup_policy, u16 num_tx_to_wakeup, 2052 u16 ps_fail_event_policy) 2053 { 2054 struct sk_buff *skb; 2055 struct wmi_power_params_cmd *pm; 2056 int ret; 2057 2058 skb = ath6kl_wmi_get_new_buf(sizeof(*pm)); 2059 if (!skb) 2060 return -ENOMEM; 2061 2062 pm = (struct wmi_power_params_cmd *)skb->data; 2063 pm->idle_period = cpu_to_le16(idle_period); 2064 pm->pspoll_number = cpu_to_le16(ps_poll_num); 2065 pm->dtim_policy = cpu_to_le16(dtim_policy); 2066 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy); 2067 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup); 2068 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy); 2069 2070 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID, 2071 NO_SYNC_WMIFLAG); 2072 return ret; 2073 } 2074 2075 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout) 2076 { 2077 struct sk_buff *skb; 2078 struct wmi_disc_timeout_cmd *cmd; 2079 int ret; 2080 2081 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2082 if (!skb) 2083 return -ENOMEM; 2084 2085 cmd = (struct wmi_disc_timeout_cmd *) skb->data; 2086 cmd->discon_timeout = timeout; 2087 2088 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID, 2089 NO_SYNC_WMIFLAG); 2090 2091 if (ret == 0) 2092 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout); 2093 2094 return ret; 2095 } 2096 2097 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, 2098 enum crypto_type key_type, 2099 u8 key_usage, u8 key_len, 2100 u8 *key_rsc, unsigned int key_rsc_len, 2101 u8 *key_material, 2102 u8 key_op_ctrl, u8 *mac_addr, 2103 enum wmi_sync_flag sync_flag) 2104 { 2105 struct sk_buff *skb; 2106 struct wmi_add_cipher_key_cmd *cmd; 2107 int ret; 2108 2109 ath6kl_dbg(ATH6KL_DBG_WMI, "addkey cmd: key_index=%u key_type=%d " 2110 "key_usage=%d key_len=%d key_op_ctrl=%d\n", 2111 key_index, key_type, key_usage, key_len, key_op_ctrl); 2112 2113 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) || 2114 (key_material == NULL) || key_rsc_len > 8) 2115 return -EINVAL; 2116 2117 if ((WEP_CRYPT != key_type) && (NULL == key_rsc)) 2118 return -EINVAL; 2119 2120 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2121 if (!skb) 2122 return -ENOMEM; 2123 2124 cmd = (struct wmi_add_cipher_key_cmd *) skb->data; 2125 cmd->key_index = key_index; 2126 cmd->key_type = key_type; 2127 cmd->key_usage = key_usage; 2128 cmd->key_len = key_len; 2129 memcpy(cmd->key, key_material, key_len); 2130 2131 if (key_rsc != NULL) 2132 memcpy(cmd->key_rsc, key_rsc, key_rsc_len); 2133 2134 cmd->key_op_ctrl = key_op_ctrl; 2135 2136 if (mac_addr) 2137 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN); 2138 2139 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID, 2140 sync_flag); 2141 2142 return ret; 2143 } 2144 2145 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk) 2146 { 2147 struct sk_buff *skb; 2148 struct wmi_add_krk_cmd *cmd; 2149 int ret; 2150 2151 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2152 if (!skb) 2153 return -ENOMEM; 2154 2155 cmd = (struct wmi_add_krk_cmd *) skb->data; 2156 memcpy(cmd->krk, krk, WMI_KRK_LEN); 2157 2158 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID, 2159 NO_SYNC_WMIFLAG); 2160 2161 return ret; 2162 } 2163 2164 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index) 2165 { 2166 struct sk_buff *skb; 2167 struct wmi_delete_cipher_key_cmd *cmd; 2168 int ret; 2169 2170 if (key_index > WMI_MAX_KEY_INDEX) 2171 return -EINVAL; 2172 2173 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2174 if (!skb) 2175 return -ENOMEM; 2176 2177 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data; 2178 cmd->key_index = key_index; 2179 2180 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID, 2181 NO_SYNC_WMIFLAG); 2182 2183 return ret; 2184 } 2185 2186 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, 2187 const u8 *pmkid, bool set) 2188 { 2189 struct sk_buff *skb; 2190 struct wmi_setpmkid_cmd *cmd; 2191 int ret; 2192 2193 if (bssid == NULL) 2194 return -EINVAL; 2195 2196 if (set && pmkid == NULL) 2197 return -EINVAL; 2198 2199 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2200 if (!skb) 2201 return -ENOMEM; 2202 2203 cmd = (struct wmi_setpmkid_cmd *) skb->data; 2204 memcpy(cmd->bssid, bssid, ETH_ALEN); 2205 if (set) { 2206 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid)); 2207 cmd->enable = PMKID_ENABLE; 2208 } else { 2209 memset(cmd->pmkid, 0, sizeof(cmd->pmkid)); 2210 cmd->enable = PMKID_DISABLE; 2211 } 2212 2213 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID, 2214 NO_SYNC_WMIFLAG); 2215 2216 return ret; 2217 } 2218 2219 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb, 2220 enum htc_endpoint_id ep_id, u8 if_idx) 2221 { 2222 struct wmi_data_hdr *data_hdr; 2223 int ret; 2224 2225 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) 2226 return -EINVAL; 2227 2228 skb_push(skb, sizeof(struct wmi_data_hdr)); 2229 2230 data_hdr = (struct wmi_data_hdr *) skb->data; 2231 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT; 2232 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 2233 2234 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 2235 2236 return ret; 2237 } 2238 2239 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) 2240 { 2241 struct sk_buff *skb; 2242 struct wmi_sync_cmd *cmd; 2243 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC]; 2244 enum htc_endpoint_id ep_id; 2245 u8 index, num_pri_streams = 0; 2246 int ret = 0; 2247 2248 memset(data_sync_bufs, 0, sizeof(data_sync_bufs)); 2249 2250 spin_lock_bh(&wmi->lock); 2251 2252 for (index = 0; index < WMM_NUM_AC; index++) { 2253 if (wmi->fat_pipe_exist & (1 << index)) { 2254 num_pri_streams++; 2255 data_sync_bufs[num_pri_streams - 1].traffic_class = 2256 index; 2257 } 2258 } 2259 2260 spin_unlock_bh(&wmi->lock); 2261 2262 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2263 if (!skb) { 2264 ret = -ENOMEM; 2265 goto free_skb; 2266 } 2267 2268 cmd = (struct wmi_sync_cmd *) skb->data; 2269 2270 /* 2271 * In the SYNC cmd sent on the control Ep, send a bitmap 2272 * of the data eps on which the Data Sync will be sent 2273 */ 2274 cmd->data_sync_map = wmi->fat_pipe_exist; 2275 2276 for (index = 0; index < num_pri_streams; index++) { 2277 data_sync_bufs[index].skb = ath6kl_buf_alloc(0); 2278 if (data_sync_bufs[index].skb == NULL) { 2279 ret = -ENOMEM; 2280 break; 2281 } 2282 } 2283 2284 /* 2285 * If buffer allocation for any of the dataSync fails, 2286 * then do not send the Synchronize cmd on the control ep 2287 */ 2288 if (ret) 2289 goto free_skb; 2290 2291 /* 2292 * Send sync cmd followed by sync data messages on all 2293 * endpoints being used 2294 */ 2295 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID, 2296 NO_SYNC_WMIFLAG); 2297 2298 if (ret) 2299 goto free_skb; 2300 2301 /* cmd buffer sent, we no longer own it */ 2302 skb = NULL; 2303 2304 for (index = 0; index < num_pri_streams; index++) { 2305 2306 if (WARN_ON(!data_sync_bufs[index].skb)) 2307 break; 2308 2309 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, 2310 data_sync_bufs[index]. 2311 traffic_class); 2312 ret = 2313 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb, 2314 ep_id, if_idx); 2315 2316 if (ret) 2317 break; 2318 2319 data_sync_bufs[index].skb = NULL; 2320 } 2321 2322 free_skb: 2323 /* free up any resources left over (possibly due to an error) */ 2324 if (skb) 2325 dev_kfree_skb(skb); 2326 2327 for (index = 0; index < num_pri_streams; index++) { 2328 if (data_sync_bufs[index].skb != NULL) { 2329 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index]. 2330 skb); 2331 } 2332 } 2333 2334 return ret; 2335 } 2336 2337 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx, 2338 struct wmi_create_pstream_cmd *params) 2339 { 2340 struct sk_buff *skb; 2341 struct wmi_create_pstream_cmd *cmd; 2342 u8 fatpipe_exist_for_ac = 0; 2343 s32 min_phy = 0; 2344 s32 nominal_phy = 0; 2345 int ret; 2346 2347 if (!((params->user_pri < 8) && 2348 (params->user_pri <= 0x7) && 2349 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) && 2350 (params->traffic_direc == UPLINK_TRAFFIC || 2351 params->traffic_direc == DNLINK_TRAFFIC || 2352 params->traffic_direc == BIDIR_TRAFFIC) && 2353 (params->traffic_type == TRAFFIC_TYPE_APERIODIC || 2354 params->traffic_type == TRAFFIC_TYPE_PERIODIC) && 2355 (params->voice_psc_cap == DISABLE_FOR_THIS_AC || 2356 params->voice_psc_cap == ENABLE_FOR_THIS_AC || 2357 params->voice_psc_cap == ENABLE_FOR_ALL_AC) && 2358 (params->tsid == WMI_IMPLICIT_PSTREAM || 2359 params->tsid <= WMI_MAX_THINSTREAM))) { 2360 return -EINVAL; 2361 } 2362 2363 /* 2364 * Check nominal PHY rate is >= minimalPHY, 2365 * so that DUT can allow TSRS IE 2366 */ 2367 2368 /* Get the physical rate (units of bps) */ 2369 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000); 2370 2371 /* Check minimal phy < nominal phy rate */ 2372 if (params->nominal_phy >= min_phy) { 2373 /* unit of 500 kbps */ 2374 nominal_phy = (params->nominal_phy * 1000) / 500; 2375 ath6kl_dbg(ATH6KL_DBG_WMI, 2376 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n", 2377 min_phy, nominal_phy); 2378 2379 params->nominal_phy = nominal_phy; 2380 } else { 2381 params->nominal_phy = 0; 2382 } 2383 2384 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2385 if (!skb) 2386 return -ENOMEM; 2387 2388 ath6kl_dbg(ATH6KL_DBG_WMI, 2389 "sending create_pstream_cmd: ac=%d tsid:%d\n", 2390 params->traffic_class, params->tsid); 2391 2392 cmd = (struct wmi_create_pstream_cmd *) skb->data; 2393 memcpy(cmd, params, sizeof(*cmd)); 2394 2395 /* This is an implicitly created Fat pipe */ 2396 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) { 2397 spin_lock_bh(&wmi->lock); 2398 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2399 (1 << params->traffic_class)); 2400 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2401 spin_unlock_bh(&wmi->lock); 2402 } else { 2403 /* explicitly created thin stream within a fat pipe */ 2404 spin_lock_bh(&wmi->lock); 2405 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2406 (1 << params->traffic_class)); 2407 wmi->stream_exist_for_ac[params->traffic_class] |= 2408 (1 << params->tsid); 2409 /* 2410 * If a thinstream becomes active, the fat pipe automatically 2411 * becomes active 2412 */ 2413 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2414 spin_unlock_bh(&wmi->lock); 2415 } 2416 2417 /* 2418 * Indicate activty change to driver layer only if this is the 2419 * first TSID to get created in this AC explicitly or an implicit 2420 * fat pipe is getting created. 2421 */ 2422 if (!fatpipe_exist_for_ac) 2423 ath6kl_indicate_tx_activity(wmi->parent_dev, 2424 params->traffic_class, true); 2425 2426 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID, 2427 NO_SYNC_WMIFLAG); 2428 return ret; 2429 } 2430 2431 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, 2432 u8 tsid) 2433 { 2434 struct sk_buff *skb; 2435 struct wmi_delete_pstream_cmd *cmd; 2436 u16 active_tsids = 0; 2437 int ret; 2438 2439 if (traffic_class > 3) { 2440 ath6kl_err("invalid traffic class: %d\n", traffic_class); 2441 return -EINVAL; 2442 } 2443 2444 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2445 if (!skb) 2446 return -ENOMEM; 2447 2448 cmd = (struct wmi_delete_pstream_cmd *) skb->data; 2449 cmd->traffic_class = traffic_class; 2450 cmd->tsid = tsid; 2451 2452 spin_lock_bh(&wmi->lock); 2453 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2454 spin_unlock_bh(&wmi->lock); 2455 2456 if (!(active_tsids & (1 << tsid))) { 2457 dev_kfree_skb(skb); 2458 ath6kl_dbg(ATH6KL_DBG_WMI, 2459 "TSID %d doesn't exist for traffic class: %d\n", 2460 tsid, traffic_class); 2461 return -ENODATA; 2462 } 2463 2464 ath6kl_dbg(ATH6KL_DBG_WMI, 2465 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n", 2466 traffic_class, tsid); 2467 2468 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID, 2469 SYNC_BEFORE_WMIFLAG); 2470 2471 spin_lock_bh(&wmi->lock); 2472 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid); 2473 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2474 spin_unlock_bh(&wmi->lock); 2475 2476 /* 2477 * Indicate stream inactivity to driver layer only if all tsids 2478 * within this AC are deleted. 2479 */ 2480 if (!active_tsids) { 2481 ath6kl_indicate_tx_activity(wmi->parent_dev, 2482 traffic_class, false); 2483 wmi->fat_pipe_exist &= ~(1 << traffic_class); 2484 } 2485 2486 return ret; 2487 } 2488 2489 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, 2490 __be32 ips0, __be32 ips1) 2491 { 2492 struct sk_buff *skb; 2493 struct wmi_set_ip_cmd *cmd; 2494 int ret; 2495 2496 /* Multicast address are not valid */ 2497 if (ipv4_is_multicast(ips0) || 2498 ipv4_is_multicast(ips1)) 2499 return -EINVAL; 2500 2501 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd)); 2502 if (!skb) 2503 return -ENOMEM; 2504 2505 cmd = (struct wmi_set_ip_cmd *) skb->data; 2506 cmd->ips[0] = ips0; 2507 cmd->ips[1] = ips1; 2508 2509 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID, 2510 NO_SYNC_WMIFLAG); 2511 return ret; 2512 } 2513 2514 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) 2515 { 2516 u16 active_tsids; 2517 u8 stream_exist; 2518 int i; 2519 2520 /* 2521 * Relinquish credits from all implicitly created pstreams 2522 * since when we go to sleep. If user created explicit 2523 * thinstreams exists with in a fatpipe leave them intact 2524 * for the user to delete. 2525 */ 2526 spin_lock_bh(&wmi->lock); 2527 stream_exist = wmi->fat_pipe_exist; 2528 spin_unlock_bh(&wmi->lock); 2529 2530 for (i = 0; i < WMM_NUM_AC; i++) { 2531 if (stream_exist & (1 << i)) { 2532 2533 /* 2534 * FIXME: Is this lock & unlock inside 2535 * for loop correct? may need rework. 2536 */ 2537 spin_lock_bh(&wmi->lock); 2538 active_tsids = wmi->stream_exist_for_ac[i]; 2539 spin_unlock_bh(&wmi->lock); 2540 2541 /* 2542 * If there are no user created thin streams 2543 * delete the fatpipe 2544 */ 2545 if (!active_tsids) { 2546 stream_exist &= ~(1 << i); 2547 /* 2548 * Indicate inactivity to driver layer for 2549 * this fatpipe (pstream) 2550 */ 2551 ath6kl_indicate_tx_activity(wmi->parent_dev, 2552 i, false); 2553 } 2554 } 2555 } 2556 2557 /* FIXME: Can we do this assignment without locking ? */ 2558 spin_lock_bh(&wmi->lock); 2559 wmi->fat_pipe_exist = stream_exist; 2560 spin_unlock_bh(&wmi->lock); 2561 } 2562 2563 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, 2564 enum ath6kl_host_mode host_mode) 2565 { 2566 struct sk_buff *skb; 2567 struct wmi_set_host_sleep_mode_cmd *cmd; 2568 int ret; 2569 2570 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) && 2571 (host_mode != ATH6KL_HOST_MODE_AWAKE)) { 2572 ath6kl_err("invalid host sleep mode: %d\n", host_mode); 2573 return -EINVAL; 2574 } 2575 2576 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2577 if (!skb) 2578 return -ENOMEM; 2579 2580 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data; 2581 2582 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { 2583 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); 2584 cmd->asleep = cpu_to_le32(1); 2585 } else 2586 cmd->awake = cpu_to_le32(1); 2587 2588 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2589 WMI_SET_HOST_SLEEP_MODE_CMDID, 2590 NO_SYNC_WMIFLAG); 2591 return ret; 2592 } 2593 2594 /* This command has zero length payload */ 2595 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi, 2596 struct ath6kl_vif *vif) 2597 { 2598 struct ath6kl *ar = wmi->parent_dev; 2599 2600 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags); 2601 wake_up(&ar->event_wq); 2602 2603 return 0; 2604 } 2605 2606 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, 2607 enum ath6kl_wow_mode wow_mode, 2608 u32 filter, u16 host_req_delay) 2609 { 2610 struct sk_buff *skb; 2611 struct wmi_set_wow_mode_cmd *cmd; 2612 int ret; 2613 2614 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) && 2615 wow_mode != ATH6KL_WOW_MODE_DISABLE) { 2616 ath6kl_err("invalid wow mode: %d\n", wow_mode); 2617 return -EINVAL; 2618 } 2619 2620 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2621 if (!skb) 2622 return -ENOMEM; 2623 2624 cmd = (struct wmi_set_wow_mode_cmd *) skb->data; 2625 cmd->enable_wow = cpu_to_le32(wow_mode); 2626 cmd->filter = cpu_to_le32(filter); 2627 cmd->host_req_delay = cpu_to_le16(host_req_delay); 2628 2629 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID, 2630 NO_SYNC_WMIFLAG); 2631 return ret; 2632 } 2633 2634 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2635 u8 list_id, u8 filter_size, 2636 u8 filter_offset, const u8 *filter, 2637 const u8 *mask) 2638 { 2639 struct sk_buff *skb; 2640 struct wmi_add_wow_pattern_cmd *cmd; 2641 u16 size; 2642 u8 *filter_mask; 2643 int ret; 2644 2645 /* 2646 * Allocate additional memory in the buffer to hold 2647 * filter and mask value, which is twice of filter_size. 2648 */ 2649 size = sizeof(*cmd) + (2 * filter_size); 2650 2651 skb = ath6kl_wmi_get_new_buf(size); 2652 if (!skb) 2653 return -ENOMEM; 2654 2655 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data; 2656 cmd->filter_list_id = list_id; 2657 cmd->filter_size = filter_size; 2658 cmd->filter_offset = filter_offset; 2659 2660 memcpy(cmd->filter, filter, filter_size); 2661 2662 filter_mask = (u8 *) (cmd->filter + filter_size); 2663 memcpy(filter_mask, mask, filter_size); 2664 2665 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID, 2666 NO_SYNC_WMIFLAG); 2667 2668 return ret; 2669 } 2670 2671 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2672 u16 list_id, u16 filter_id) 2673 { 2674 struct sk_buff *skb; 2675 struct wmi_del_wow_pattern_cmd *cmd; 2676 int ret; 2677 2678 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2679 if (!skb) 2680 return -ENOMEM; 2681 2682 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data; 2683 cmd->filter_list_id = cpu_to_le16(list_id); 2684 cmd->filter_id = cpu_to_le16(filter_id); 2685 2686 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID, 2687 NO_SYNC_WMIFLAG); 2688 return ret; 2689 } 2690 2691 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb, 2692 enum wmix_command_id cmd_id, 2693 enum wmi_sync_flag sync_flag) 2694 { 2695 struct wmix_cmd_hdr *cmd_hdr; 2696 int ret; 2697 2698 skb_push(skb, sizeof(struct wmix_cmd_hdr)); 2699 2700 cmd_hdr = (struct wmix_cmd_hdr *) skb->data; 2701 cmd_hdr->cmd_id = cpu_to_le32(cmd_id); 2702 2703 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag); 2704 2705 return ret; 2706 } 2707 2708 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source) 2709 { 2710 struct sk_buff *skb; 2711 struct wmix_hb_challenge_resp_cmd *cmd; 2712 int ret; 2713 2714 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2715 if (!skb) 2716 return -ENOMEM; 2717 2718 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data; 2719 cmd->cookie = cpu_to_le32(cookie); 2720 cmd->source = cpu_to_le32(source); 2721 2722 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID, 2723 NO_SYNC_WMIFLAG); 2724 return ret; 2725 } 2726 2727 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config) 2728 { 2729 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd; 2730 struct sk_buff *skb; 2731 int ret; 2732 2733 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2734 if (!skb) 2735 return -ENOMEM; 2736 2737 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data; 2738 cmd->valid = cpu_to_le32(valid); 2739 cmd->config = cpu_to_le32(config); 2740 2741 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID, 2742 NO_SYNC_WMIFLAG); 2743 return ret; 2744 } 2745 2746 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx) 2747 { 2748 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID); 2749 } 2750 2751 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM) 2752 { 2753 struct sk_buff *skb; 2754 struct wmi_set_tx_pwr_cmd *cmd; 2755 int ret; 2756 2757 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd)); 2758 if (!skb) 2759 return -ENOMEM; 2760 2761 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data; 2762 cmd->dbM = dbM; 2763 2764 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID, 2765 NO_SYNC_WMIFLAG); 2766 2767 return ret; 2768 } 2769 2770 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx) 2771 { 2772 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID); 2773 } 2774 2775 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi) 2776 { 2777 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID); 2778 } 2779 2780 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status, 2781 u8 preamble_policy) 2782 { 2783 struct sk_buff *skb; 2784 struct wmi_set_lpreamble_cmd *cmd; 2785 int ret; 2786 2787 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd)); 2788 if (!skb) 2789 return -ENOMEM; 2790 2791 cmd = (struct wmi_set_lpreamble_cmd *) skb->data; 2792 cmd->status = status; 2793 cmd->preamble_policy = preamble_policy; 2794 2795 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID, 2796 NO_SYNC_WMIFLAG); 2797 return ret; 2798 } 2799 2800 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold) 2801 { 2802 struct sk_buff *skb; 2803 struct wmi_set_rts_cmd *cmd; 2804 int ret; 2805 2806 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd)); 2807 if (!skb) 2808 return -ENOMEM; 2809 2810 cmd = (struct wmi_set_rts_cmd *) skb->data; 2811 cmd->threshold = cpu_to_le16(threshold); 2812 2813 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID, 2814 NO_SYNC_WMIFLAG); 2815 return ret; 2816 } 2817 2818 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg) 2819 { 2820 struct sk_buff *skb; 2821 struct wmi_set_wmm_txop_cmd *cmd; 2822 int ret; 2823 2824 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED))) 2825 return -EINVAL; 2826 2827 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd)); 2828 if (!skb) 2829 return -ENOMEM; 2830 2831 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data; 2832 cmd->txop_enable = cfg; 2833 2834 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID, 2835 NO_SYNC_WMIFLAG); 2836 return ret; 2837 } 2838 2839 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx, 2840 u8 keep_alive_intvl) 2841 { 2842 struct sk_buff *skb; 2843 struct wmi_set_keepalive_cmd *cmd; 2844 int ret; 2845 2846 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2847 if (!skb) 2848 return -ENOMEM; 2849 2850 cmd = (struct wmi_set_keepalive_cmd *) skb->data; 2851 cmd->keep_alive_intvl = keep_alive_intvl; 2852 2853 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID, 2854 NO_SYNC_WMIFLAG); 2855 2856 if (ret == 0) 2857 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl); 2858 2859 return ret; 2860 } 2861 2862 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len) 2863 { 2864 struct sk_buff *skb; 2865 int ret; 2866 2867 skb = ath6kl_wmi_get_new_buf(len); 2868 if (!skb) 2869 return -ENOMEM; 2870 2871 memcpy(skb->data, buf, len); 2872 2873 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG); 2874 2875 return ret; 2876 } 2877 2878 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on) 2879 { 2880 struct sk_buff *skb; 2881 struct wmi_mcast_filter_cmd *cmd; 2882 int ret; 2883 2884 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2885 if (!skb) 2886 return -ENOMEM; 2887 2888 cmd = (struct wmi_mcast_filter_cmd *) skb->data; 2889 cmd->mcast_all_enable = mc_all_on; 2890 2891 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID, 2892 NO_SYNC_WMIFLAG); 2893 return ret; 2894 } 2895 2896 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, 2897 u8 *filter, bool add_filter) 2898 { 2899 struct sk_buff *skb; 2900 struct wmi_mcast_filter_add_del_cmd *cmd; 2901 int ret; 2902 2903 if ((filter[0] != 0x33 || filter[1] != 0x33) && 2904 (filter[0] != 0x01 || filter[1] != 0x00 || 2905 filter[2] != 0x5e || filter[3] > 0x7f)) { 2906 ath6kl_warn("invalid multicast filter address\n"); 2907 return -EINVAL; 2908 } 2909 2910 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2911 if (!skb) 2912 return -ENOMEM; 2913 2914 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data; 2915 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 2916 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2917 add_filter ? WMI_SET_MCAST_FILTER_CMDID : 2918 WMI_DEL_MCAST_FILTER_CMDID, 2919 NO_SYNC_WMIFLAG); 2920 2921 return ret; 2922 } 2923 2924 s32 ath6kl_wmi_get_rate(s8 rate_index) 2925 { 2926 if (rate_index == RATE_AUTO) 2927 return 0; 2928 2929 return wmi_rate_tbl[(u32) rate_index][0]; 2930 } 2931 2932 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap, 2933 u32 len) 2934 { 2935 struct wmi_pmkid_list_reply *reply; 2936 u32 expected_len; 2937 2938 if (len < sizeof(struct wmi_pmkid_list_reply)) 2939 return -EINVAL; 2940 2941 reply = (struct wmi_pmkid_list_reply *)datap; 2942 expected_len = sizeof(reply->num_pmkid) + 2943 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN; 2944 2945 if (len < expected_len) 2946 return -EINVAL; 2947 2948 return 0; 2949 } 2950 2951 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 2952 struct ath6kl_vif *vif) 2953 { 2954 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap; 2955 2956 aggr_recv_addba_req_evt(vif, cmd->tid, 2957 le16_to_cpu(cmd->st_seq_no), cmd->win_sz); 2958 2959 return 0; 2960 } 2961 2962 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 2963 struct ath6kl_vif *vif) 2964 { 2965 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap; 2966 2967 aggr_recv_delba_req_evt(vif, cmd->tid); 2968 2969 return 0; 2970 } 2971 2972 /* AP mode functions */ 2973 2974 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx, 2975 struct wmi_connect_cmd *p) 2976 { 2977 struct sk_buff *skb; 2978 struct wmi_connect_cmd *cm; 2979 int res; 2980 2981 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 2982 if (!skb) 2983 return -ENOMEM; 2984 2985 cm = (struct wmi_connect_cmd *) skb->data; 2986 memcpy(cm, p, sizeof(*cm)); 2987 2988 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID, 2989 NO_SYNC_WMIFLAG); 2990 ath6kl_dbg(ATH6KL_DBG_WMI, "%s: nw_type=%u auth_mode=%u ch=%u " 2991 "ctrl_flags=0x%x-> res=%d\n", 2992 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch), 2993 le32_to_cpu(p->ctrl_flags), res); 2994 return res; 2995 } 2996 2997 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac, 2998 u16 reason) 2999 { 3000 struct sk_buff *skb; 3001 struct wmi_ap_set_mlme_cmd *cm; 3002 3003 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3004 if (!skb) 3005 return -ENOMEM; 3006 3007 cm = (struct wmi_ap_set_mlme_cmd *) skb->data; 3008 memcpy(cm->mac, mac, ETH_ALEN); 3009 cm->reason = cpu_to_le16(reason); 3010 cm->cmd = cmd; 3011 3012 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID, 3013 NO_SYNC_WMIFLAG); 3014 } 3015 3016 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable) 3017 { 3018 struct sk_buff *skb; 3019 struct wmi_ap_hidden_ssid_cmd *cmd; 3020 3021 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3022 if (!skb) 3023 return -ENOMEM; 3024 3025 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data; 3026 cmd->hidden_ssid = enable ? 1 : 0; 3027 3028 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID, 3029 NO_SYNC_WMIFLAG); 3030 } 3031 3032 /* This command will be used to enable/disable AP uAPSD feature */ 3033 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable) 3034 { 3035 struct wmi_ap_set_apsd_cmd *cmd; 3036 struct sk_buff *skb; 3037 3038 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3039 if (!skb) 3040 return -ENOMEM; 3041 3042 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data; 3043 cmd->enable = enable; 3044 3045 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID, 3046 NO_SYNC_WMIFLAG); 3047 } 3048 3049 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx, 3050 u16 aid, u16 bitmap, u32 flags) 3051 { 3052 struct wmi_ap_apsd_buffered_traffic_cmd *cmd; 3053 struct sk_buff *skb; 3054 3055 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3056 if (!skb) 3057 return -ENOMEM; 3058 3059 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data; 3060 cmd->aid = cpu_to_le16(aid); 3061 cmd->bitmap = cpu_to_le16(bitmap); 3062 cmd->flags = cpu_to_le32(flags); 3063 3064 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3065 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID, 3066 NO_SYNC_WMIFLAG); 3067 } 3068 3069 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len, 3070 struct ath6kl_vif *vif) 3071 { 3072 struct wmi_pspoll_event *ev; 3073 3074 if (len < sizeof(struct wmi_pspoll_event)) 3075 return -EINVAL; 3076 3077 ev = (struct wmi_pspoll_event *) datap; 3078 3079 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid)); 3080 3081 return 0; 3082 } 3083 3084 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len, 3085 struct ath6kl_vif *vif) 3086 { 3087 ath6kl_dtimexpiry_event(vif); 3088 3089 return 0; 3090 } 3091 3092 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid, 3093 bool flag) 3094 { 3095 struct sk_buff *skb; 3096 struct wmi_ap_set_pvb_cmd *cmd; 3097 int ret; 3098 3099 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd)); 3100 if (!skb) 3101 return -ENOMEM; 3102 3103 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data; 3104 cmd->aid = cpu_to_le16(aid); 3105 cmd->rsvd = cpu_to_le16(0); 3106 cmd->flag = cpu_to_le32(flag); 3107 3108 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID, 3109 NO_SYNC_WMIFLAG); 3110 3111 return 0; 3112 } 3113 3114 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx, 3115 u8 rx_meta_ver, 3116 bool rx_dot11_hdr, bool defrag_on_host) 3117 { 3118 struct sk_buff *skb; 3119 struct wmi_rx_frame_format_cmd *cmd; 3120 int ret; 3121 3122 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3123 if (!skb) 3124 return -ENOMEM; 3125 3126 cmd = (struct wmi_rx_frame_format_cmd *) skb->data; 3127 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0; 3128 cmd->defrag_on_host = defrag_on_host ? 1 : 0; 3129 cmd->meta_ver = rx_meta_ver; 3130 3131 /* Delete the local aggr state, on host */ 3132 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID, 3133 NO_SYNC_WMIFLAG); 3134 3135 return ret; 3136 } 3137 3138 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type, 3139 const u8 *ie, u8 ie_len) 3140 { 3141 struct sk_buff *skb; 3142 struct wmi_set_appie_cmd *p; 3143 3144 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3145 if (!skb) 3146 return -ENOMEM; 3147 3148 ath6kl_dbg(ATH6KL_DBG_WMI, "set_appie_cmd: mgmt_frm_type=%u " 3149 "ie_len=%u\n", mgmt_frm_type, ie_len); 3150 p = (struct wmi_set_appie_cmd *) skb->data; 3151 p->mgmt_frm_type = mgmt_frm_type; 3152 p->ie_len = ie_len; 3153 3154 if (ie != NULL && ie_len > 0) 3155 memcpy(p->ie_info, ie, ie_len); 3156 3157 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID, 3158 NO_SYNC_WMIFLAG); 3159 } 3160 3161 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable) 3162 { 3163 struct sk_buff *skb; 3164 struct wmi_disable_11b_rates_cmd *cmd; 3165 3166 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3167 if (!skb) 3168 return -ENOMEM; 3169 3170 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n", 3171 disable); 3172 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data; 3173 cmd->disable = disable ? 1 : 0; 3174 3175 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID, 3176 NO_SYNC_WMIFLAG); 3177 } 3178 3179 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur) 3180 { 3181 struct sk_buff *skb; 3182 struct wmi_remain_on_chnl_cmd *p; 3183 3184 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3185 if (!skb) 3186 return -ENOMEM; 3187 3188 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n", 3189 freq, dur); 3190 p = (struct wmi_remain_on_chnl_cmd *) skb->data; 3191 p->freq = cpu_to_le32(freq); 3192 p->duration = cpu_to_le32(dur); 3193 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID, 3194 NO_SYNC_WMIFLAG); 3195 } 3196 3197 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use 3198 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P 3199 * mgmt operations using station interface. 3200 */ 3201 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3202 u32 freq, u32 wait, const u8 *data, 3203 u16 data_len) 3204 { 3205 struct sk_buff *skb; 3206 struct wmi_send_action_cmd *p; 3207 u8 *buf; 3208 3209 if (wait) 3210 return -EINVAL; /* Offload for wait not supported */ 3211 3212 buf = kmalloc(data_len, GFP_KERNEL); 3213 if (!buf) 3214 return -ENOMEM; 3215 3216 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3217 if (!skb) { 3218 kfree(buf); 3219 return -ENOMEM; 3220 } 3221 3222 kfree(wmi->last_mgmt_tx_frame); 3223 memcpy(buf, data, data_len); 3224 wmi->last_mgmt_tx_frame = buf; 3225 wmi->last_mgmt_tx_frame_len = data_len; 3226 3227 ath6kl_dbg(ATH6KL_DBG_WMI, "send_action_cmd: id=%u freq=%u wait=%u " 3228 "len=%u\n", id, freq, wait, data_len); 3229 p = (struct wmi_send_action_cmd *) skb->data; 3230 p->id = cpu_to_le32(id); 3231 p->freq = cpu_to_le32(freq); 3232 p->wait = cpu_to_le32(wait); 3233 p->len = cpu_to_le16(data_len); 3234 memcpy(p->data, data, data_len); 3235 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID, 3236 NO_SYNC_WMIFLAG); 3237 } 3238 3239 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3240 u32 freq, u32 wait, const u8 *data, 3241 u16 data_len, u32 no_cck) 3242 { 3243 struct sk_buff *skb; 3244 struct wmi_send_mgmt_cmd *p; 3245 u8 *buf; 3246 3247 if (wait) 3248 return -EINVAL; /* Offload for wait not supported */ 3249 3250 buf = kmalloc(data_len, GFP_KERNEL); 3251 if (!buf) 3252 return -ENOMEM; 3253 3254 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3255 if (!skb) { 3256 kfree(buf); 3257 return -ENOMEM; 3258 } 3259 3260 kfree(wmi->last_mgmt_tx_frame); 3261 memcpy(buf, data, data_len); 3262 wmi->last_mgmt_tx_frame = buf; 3263 wmi->last_mgmt_tx_frame_len = data_len; 3264 3265 ath6kl_dbg(ATH6KL_DBG_WMI, "send_action_cmd: id=%u freq=%u wait=%u " 3266 "len=%u\n", id, freq, wait, data_len); 3267 p = (struct wmi_send_mgmt_cmd *) skb->data; 3268 p->id = cpu_to_le32(id); 3269 p->freq = cpu_to_le32(freq); 3270 p->wait = cpu_to_le32(wait); 3271 p->no_cck = cpu_to_le32(no_cck); 3272 p->len = cpu_to_le16(data_len); 3273 memcpy(p->data, data, data_len); 3274 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID, 3275 NO_SYNC_WMIFLAG); 3276 } 3277 3278 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3279 u32 wait, const u8 *data, u16 data_len, 3280 u32 no_cck) 3281 { 3282 int status; 3283 struct ath6kl *ar = wmi->parent_dev; 3284 3285 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 3286 ar->fw_capabilities)) { 3287 /* 3288 * If capable of doing P2P mgmt operations using 3289 * station interface, send additional information like 3290 * supported rates to advertise and xmit rates for 3291 * probe requests 3292 */ 3293 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq, 3294 wait, data, data_len, 3295 no_cck); 3296 } else { 3297 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq, 3298 wait, data, data_len); 3299 } 3300 3301 return status; 3302 } 3303 3304 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq, 3305 const u8 *dst, const u8 *data, 3306 u16 data_len) 3307 { 3308 struct sk_buff *skb; 3309 struct wmi_p2p_probe_response_cmd *p; 3310 size_t cmd_len = sizeof(*p) + data_len; 3311 3312 if (data_len == 0) 3313 cmd_len++; /* work around target minimum length requirement */ 3314 3315 skb = ath6kl_wmi_get_new_buf(cmd_len); 3316 if (!skb) 3317 return -ENOMEM; 3318 3319 ath6kl_dbg(ATH6KL_DBG_WMI, "send_probe_response_cmd: freq=%u dst=%pM " 3320 "len=%u\n", freq, dst, data_len); 3321 p = (struct wmi_p2p_probe_response_cmd *) skb->data; 3322 p->freq = cpu_to_le32(freq); 3323 memcpy(p->destination_addr, dst, ETH_ALEN); 3324 p->len = cpu_to_le16(data_len); 3325 memcpy(p->data, data, data_len); 3326 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3327 WMI_SEND_PROBE_RESPONSE_CMDID, 3328 NO_SYNC_WMIFLAG); 3329 } 3330 3331 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable) 3332 { 3333 struct sk_buff *skb; 3334 struct wmi_probe_req_report_cmd *p; 3335 3336 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3337 if (!skb) 3338 return -ENOMEM; 3339 3340 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n", 3341 enable); 3342 p = (struct wmi_probe_req_report_cmd *) skb->data; 3343 p->enable = enable ? 1 : 0; 3344 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID, 3345 NO_SYNC_WMIFLAG); 3346 } 3347 3348 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags) 3349 { 3350 struct sk_buff *skb; 3351 struct wmi_get_p2p_info *p; 3352 3353 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3354 if (!skb) 3355 return -ENOMEM; 3356 3357 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n", 3358 info_req_flags); 3359 p = (struct wmi_get_p2p_info *) skb->data; 3360 p->info_req_flags = cpu_to_le32(info_req_flags); 3361 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID, 3362 NO_SYNC_WMIFLAG); 3363 } 3364 3365 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx) 3366 { 3367 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n"); 3368 return ath6kl_wmi_simple_cmd(wmi, if_idx, 3369 WMI_CANCEL_REMAIN_ON_CHNL_CMDID); 3370 } 3371 3372 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb) 3373 { 3374 struct wmix_cmd_hdr *cmd; 3375 u32 len; 3376 u16 id; 3377 u8 *datap; 3378 int ret = 0; 3379 3380 if (skb->len < sizeof(struct wmix_cmd_hdr)) { 3381 ath6kl_err("bad packet 1\n"); 3382 return -EINVAL; 3383 } 3384 3385 cmd = (struct wmix_cmd_hdr *) skb->data; 3386 id = le32_to_cpu(cmd->cmd_id); 3387 3388 skb_pull(skb, sizeof(struct wmix_cmd_hdr)); 3389 3390 datap = skb->data; 3391 len = skb->len; 3392 3393 switch (id) { 3394 case WMIX_HB_CHALLENGE_RESP_EVENTID: 3395 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n"); 3396 break; 3397 case WMIX_DBGLOG_EVENTID: 3398 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len); 3399 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len); 3400 break; 3401 default: 3402 ath6kl_warn("unknown cmd id 0x%x\n", id); 3403 ret = -EINVAL; 3404 break; 3405 } 3406 3407 return ret; 3408 } 3409 3410 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len) 3411 { 3412 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len); 3413 } 3414 3415 /* Process interface specific wmi events, caller would free the datap */ 3416 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id, 3417 u8 *datap, u32 len) 3418 { 3419 struct ath6kl_vif *vif; 3420 3421 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx); 3422 if (!vif) { 3423 ath6kl_dbg(ATH6KL_DBG_WMI, 3424 "Wmi event for unavailable vif, vif_index:%d\n", 3425 if_idx); 3426 return -EINVAL; 3427 } 3428 3429 switch (cmd_id) { 3430 case WMI_CONNECT_EVENTID: 3431 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n"); 3432 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif); 3433 case WMI_DISCONNECT_EVENTID: 3434 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n"); 3435 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif); 3436 case WMI_TKIP_MICERR_EVENTID: 3437 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n"); 3438 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif); 3439 case WMI_BSSINFO_EVENTID: 3440 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n"); 3441 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif); 3442 case WMI_NEIGHBOR_REPORT_EVENTID: 3443 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n"); 3444 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len, 3445 vif); 3446 case WMI_SCAN_COMPLETE_EVENTID: 3447 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n"); 3448 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif); 3449 case WMI_REPORT_STATISTICS_EVENTID: 3450 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n"); 3451 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif); 3452 case WMI_CAC_EVENTID: 3453 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n"); 3454 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif); 3455 case WMI_PSPOLL_EVENTID: 3456 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n"); 3457 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif); 3458 case WMI_DTIMEXPIRY_EVENTID: 3459 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n"); 3460 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif); 3461 case WMI_ADDBA_REQ_EVENTID: 3462 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n"); 3463 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif); 3464 case WMI_DELBA_REQ_EVENTID: 3465 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n"); 3466 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif); 3467 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID: 3468 ath6kl_dbg(ATH6KL_DBG_WMI, 3469 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID"); 3470 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif); 3471 case WMI_REMAIN_ON_CHNL_EVENTID: 3472 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n"); 3473 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif); 3474 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID: 3475 ath6kl_dbg(ATH6KL_DBG_WMI, 3476 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n"); 3477 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap, 3478 len, vif); 3479 case WMI_TX_STATUS_EVENTID: 3480 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n"); 3481 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif); 3482 case WMI_RX_PROBE_REQ_EVENTID: 3483 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n"); 3484 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif); 3485 case WMI_RX_ACTION_EVENTID: 3486 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n"); 3487 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif); 3488 default: 3489 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id); 3490 return -EINVAL; 3491 } 3492 3493 return 0; 3494 } 3495 3496 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb) 3497 { 3498 struct wmi_cmd_hdr *cmd; 3499 int ret = 0; 3500 u32 len; 3501 u16 id; 3502 u8 if_idx; 3503 u8 *datap; 3504 3505 cmd = (struct wmi_cmd_hdr *) skb->data; 3506 id = le16_to_cpu(cmd->cmd_id); 3507 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK; 3508 3509 skb_pull(skb, sizeof(struct wmi_cmd_hdr)); 3510 datap = skb->data; 3511 len = skb->len; 3512 3513 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len); 3514 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ", 3515 datap, len); 3516 3517 switch (id) { 3518 case WMI_GET_BITRATE_CMDID: 3519 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n"); 3520 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len); 3521 break; 3522 case WMI_GET_CHANNEL_LIST_CMDID: 3523 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n"); 3524 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len); 3525 break; 3526 case WMI_GET_TX_PWR_CMDID: 3527 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n"); 3528 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len); 3529 break; 3530 case WMI_READY_EVENTID: 3531 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n"); 3532 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len); 3533 break; 3534 case WMI_PEER_NODE_EVENTID: 3535 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n"); 3536 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len); 3537 break; 3538 case WMI_REGDOMAIN_EVENTID: 3539 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n"); 3540 ath6kl_wmi_regdomain_event(wmi, datap, len); 3541 break; 3542 case WMI_PSTREAM_TIMEOUT_EVENTID: 3543 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n"); 3544 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len); 3545 break; 3546 case WMI_CMDERROR_EVENTID: 3547 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n"); 3548 ret = ath6kl_wmi_error_event_rx(wmi, datap, len); 3549 break; 3550 case WMI_RSSI_THRESHOLD_EVENTID: 3551 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n"); 3552 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len); 3553 break; 3554 case WMI_ERROR_REPORT_EVENTID: 3555 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n"); 3556 break; 3557 case WMI_OPT_RX_FRAME_EVENTID: 3558 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n"); 3559 /* this event has been deprecated */ 3560 break; 3561 case WMI_REPORT_ROAM_TBL_EVENTID: 3562 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n"); 3563 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len); 3564 break; 3565 case WMI_EXTENSION_EVENTID: 3566 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n"); 3567 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb); 3568 break; 3569 case WMI_CHANNEL_CHANGE_EVENTID: 3570 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n"); 3571 break; 3572 case WMI_REPORT_ROAM_DATA_EVENTID: 3573 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n"); 3574 break; 3575 case WMI_TEST_EVENTID: 3576 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n"); 3577 ret = ath6kl_wmi_test_rx(wmi, datap, len); 3578 break; 3579 case WMI_GET_FIXRATES_CMDID: 3580 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n"); 3581 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len); 3582 break; 3583 case WMI_TX_RETRY_ERR_EVENTID: 3584 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n"); 3585 break; 3586 case WMI_SNR_THRESHOLD_EVENTID: 3587 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n"); 3588 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len); 3589 break; 3590 case WMI_LQ_THRESHOLD_EVENTID: 3591 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n"); 3592 break; 3593 case WMI_APLIST_EVENTID: 3594 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n"); 3595 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len); 3596 break; 3597 case WMI_GET_KEEPALIVE_CMDID: 3598 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n"); 3599 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len); 3600 break; 3601 case WMI_GET_WOW_LIST_EVENTID: 3602 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n"); 3603 break; 3604 case WMI_GET_PMKID_LIST_EVENTID: 3605 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n"); 3606 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len); 3607 break; 3608 case WMI_SET_PARAMS_REPLY_EVENTID: 3609 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n"); 3610 break; 3611 case WMI_ADDBA_RESP_EVENTID: 3612 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n"); 3613 break; 3614 case WMI_REPORT_BTCOEX_CONFIG_EVENTID: 3615 ath6kl_dbg(ATH6KL_DBG_WMI, 3616 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n"); 3617 break; 3618 case WMI_REPORT_BTCOEX_STATS_EVENTID: 3619 ath6kl_dbg(ATH6KL_DBG_WMI, 3620 "WMI_REPORT_BTCOEX_STATS_EVENTID\n"); 3621 break; 3622 case WMI_TX_COMPLETE_EVENTID: 3623 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n"); 3624 ret = ath6kl_wmi_tx_complete_event_rx(datap, len); 3625 break; 3626 case WMI_P2P_CAPABILITIES_EVENTID: 3627 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n"); 3628 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len); 3629 break; 3630 case WMI_P2P_INFO_EVENTID: 3631 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n"); 3632 ret = ath6kl_wmi_p2p_info_event_rx(datap, len); 3633 break; 3634 default: 3635 /* may be the event is interface specific */ 3636 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len); 3637 break; 3638 } 3639 3640 dev_kfree_skb(skb); 3641 return ret; 3642 } 3643 3644 /* Control Path */ 3645 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) 3646 { 3647 if (WARN_ON(skb == NULL)) 3648 return -EINVAL; 3649 3650 if (skb->len < sizeof(struct wmi_cmd_hdr)) { 3651 ath6kl_err("bad packet 1\n"); 3652 dev_kfree_skb(skb); 3653 return -EINVAL; 3654 } 3655 3656 return ath6kl_wmi_proc_events(wmi, skb); 3657 } 3658 3659 void ath6kl_wmi_reset(struct wmi *wmi) 3660 { 3661 spin_lock_bh(&wmi->lock); 3662 3663 wmi->fat_pipe_exist = 0; 3664 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac)); 3665 3666 spin_unlock_bh(&wmi->lock); 3667 } 3668 3669 void *ath6kl_wmi_init(struct ath6kl *dev) 3670 { 3671 struct wmi *wmi; 3672 3673 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL); 3674 if (!wmi) 3675 return NULL; 3676 3677 spin_lock_init(&wmi->lock); 3678 3679 wmi->parent_dev = dev; 3680 3681 wmi->pwr_mode = REC_POWER; 3682 3683 ath6kl_wmi_reset(wmi); 3684 3685 return wmi; 3686 } 3687 3688 void ath6kl_wmi_shutdown(struct wmi *wmi) 3689 { 3690 if (!wmi) 3691 return; 3692 3693 kfree(wmi->last_mgmt_tx_frame); 3694 kfree(wmi); 3695 } 3696