1 /* 2 * Copyright (c) 2004-2011 Atheros Communications Inc. 3 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #include <linux/ip.h> 19 #include <linux/in.h> 20 #include "core.h" 21 #include "debug.h" 22 #include "testmode.h" 23 #include "trace.h" 24 #include "../regd.h" 25 #include "../regd_common.h" 26 27 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx); 28 29 static const s32 wmi_rate_tbl[][2] = { 30 /* {W/O SGI, with SGI} */ 31 {1000, 1000}, 32 {2000, 2000}, 33 {5500, 5500}, 34 {11000, 11000}, 35 {6000, 6000}, 36 {9000, 9000}, 37 {12000, 12000}, 38 {18000, 18000}, 39 {24000, 24000}, 40 {36000, 36000}, 41 {48000, 48000}, 42 {54000, 54000}, 43 {6500, 7200}, 44 {13000, 14400}, 45 {19500, 21700}, 46 {26000, 28900}, 47 {39000, 43300}, 48 {52000, 57800}, 49 {58500, 65000}, 50 {65000, 72200}, 51 {13500, 15000}, 52 {27000, 30000}, 53 {40500, 45000}, 54 {54000, 60000}, 55 {81000, 90000}, 56 {108000, 120000}, 57 {121500, 135000}, 58 {135000, 150000}, 59 {0, 0} 60 }; 61 62 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */ 63 static const u8 up_to_ac[] = { 64 WMM_AC_BE, 65 WMM_AC_BK, 66 WMM_AC_BK, 67 WMM_AC_BE, 68 WMM_AC_VI, 69 WMM_AC_VI, 70 WMM_AC_VO, 71 WMM_AC_VO, 72 }; 73 74 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id) 75 { 76 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX)) 77 return; 78 79 wmi->ep_id = ep_id; 80 } 81 82 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi) 83 { 84 return wmi->ep_id; 85 } 86 87 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx) 88 { 89 struct ath6kl_vif *vif, *found = NULL; 90 91 if (WARN_ON(if_idx > (ar->vif_max - 1))) 92 return NULL; 93 94 /* FIXME: Locking */ 95 spin_lock_bh(&ar->list_lock); 96 list_for_each_entry(vif, &ar->vif_list, list) { 97 if (vif->fw_vif_idx == if_idx) { 98 found = vif; 99 break; 100 } 101 } 102 spin_unlock_bh(&ar->list_lock); 103 104 return found; 105 } 106 107 /* Performs DIX to 802.3 encapsulation for transmit packets. 108 * Assumes the entire DIX header is contigous and that there is 109 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers. 110 */ 111 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb) 112 { 113 struct ath6kl_llc_snap_hdr *llc_hdr; 114 struct ethhdr *eth_hdr; 115 size_t new_len; 116 __be16 type; 117 u8 *datap; 118 u16 size; 119 120 if (WARN_ON(skb == NULL)) 121 return -EINVAL; 122 123 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr); 124 if (skb_headroom(skb) < size) 125 return -ENOMEM; 126 127 eth_hdr = (struct ethhdr *) skb->data; 128 type = eth_hdr->h_proto; 129 130 if (!is_ethertype(be16_to_cpu(type))) { 131 ath6kl_dbg(ATH6KL_DBG_WMI, 132 "%s: pkt is already in 802.3 format\n", __func__); 133 return 0; 134 } 135 136 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr); 137 138 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr)); 139 datap = skb->data; 140 141 eth_hdr->h_proto = cpu_to_be16(new_len); 142 143 memcpy(datap, eth_hdr, sizeof(*eth_hdr)); 144 145 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr)); 146 llc_hdr->dsap = 0xAA; 147 llc_hdr->ssap = 0xAA; 148 llc_hdr->cntl = 0x03; 149 llc_hdr->org_code[0] = 0x0; 150 llc_hdr->org_code[1] = 0x0; 151 llc_hdr->org_code[2] = 0x0; 152 llc_hdr->eth_type = type; 153 154 return 0; 155 } 156 157 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb, 158 u8 *version, void *tx_meta_info) 159 { 160 struct wmi_tx_meta_v1 *v1; 161 struct wmi_tx_meta_v2 *v2; 162 163 if (WARN_ON(skb == NULL || version == NULL)) 164 return -EINVAL; 165 166 switch (*version) { 167 case WMI_META_VERSION_1: 168 skb_push(skb, WMI_MAX_TX_META_SZ); 169 v1 = (struct wmi_tx_meta_v1 *) skb->data; 170 v1->pkt_id = 0; 171 v1->rate_plcy_id = 0; 172 *version = WMI_META_VERSION_1; 173 break; 174 case WMI_META_VERSION_2: 175 skb_push(skb, WMI_MAX_TX_META_SZ); 176 v2 = (struct wmi_tx_meta_v2 *) skb->data; 177 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info, 178 sizeof(struct wmi_tx_meta_v2)); 179 break; 180 } 181 182 return 0; 183 } 184 185 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb, 186 u8 msg_type, u32 flags, 187 enum wmi_data_hdr_data_type data_type, 188 u8 meta_ver, void *tx_meta_info, u8 if_idx) 189 { 190 struct wmi_data_hdr *data_hdr; 191 int ret; 192 193 if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1))) 194 return -EINVAL; 195 196 if (tx_meta_info) { 197 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info); 198 if (ret) 199 return ret; 200 } 201 202 skb_push(skb, sizeof(struct wmi_data_hdr)); 203 204 data_hdr = (struct wmi_data_hdr *)skb->data; 205 memset(data_hdr, 0, sizeof(struct wmi_data_hdr)); 206 207 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT; 208 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT; 209 210 if (flags & WMI_DATA_HDR_FLAGS_MORE) 211 data_hdr->info |= WMI_DATA_HDR_MORE; 212 213 if (flags & WMI_DATA_HDR_FLAGS_EOSP) 214 data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP); 215 216 data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT); 217 data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 218 219 return 0; 220 } 221 222 u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri) 223 { 224 struct iphdr *ip_hdr = (struct iphdr *) pkt; 225 u8 ip_pri; 226 227 /* 228 * Determine IPTOS priority 229 * 230 * IP-TOS - 8bits 231 * : DSCP(6-bits) ECN(2-bits) 232 * : DSCP - P2 P1 P0 X X X 233 * where (P2 P1 P0) form 802.1D 234 */ 235 ip_pri = ip_hdr->tos >> 5; 236 ip_pri &= 0x7; 237 238 if ((layer2_pri & 0x7) > ip_pri) 239 return (u8) layer2_pri & 0x7; 240 else 241 return ip_pri; 242 } 243 244 u8 ath6kl_wmi_get_traffic_class(u8 user_priority) 245 { 246 return up_to_ac[user_priority & 0x7]; 247 } 248 249 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx, 250 struct sk_buff *skb, 251 u32 layer2_priority, bool wmm_enabled, 252 u8 *ac) 253 { 254 struct wmi_data_hdr *data_hdr; 255 struct ath6kl_llc_snap_hdr *llc_hdr; 256 struct wmi_create_pstream_cmd cmd; 257 u32 meta_size, hdr_size; 258 u16 ip_type = IP_ETHERTYPE; 259 u8 stream_exist, usr_pri; 260 u8 traffic_class = WMM_AC_BE; 261 u8 *datap; 262 263 if (WARN_ON(skb == NULL)) 264 return -EINVAL; 265 266 datap = skb->data; 267 data_hdr = (struct wmi_data_hdr *) datap; 268 269 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) & 270 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0; 271 272 if (!wmm_enabled) { 273 /* If WMM is disabled all traffic goes as BE traffic */ 274 usr_pri = 0; 275 } else { 276 hdr_size = sizeof(struct ethhdr); 277 278 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + 279 sizeof(struct 280 wmi_data_hdr) + 281 meta_size + hdr_size); 282 283 if (llc_hdr->eth_type == htons(ip_type)) { 284 /* 285 * Extract the endpoint info from the TOS field 286 * in the IP header. 287 */ 288 usr_pri = 289 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) + 290 sizeof(struct ath6kl_llc_snap_hdr), 291 layer2_priority); 292 } else 293 usr_pri = layer2_priority & 0x7; 294 295 /* 296 * Queue the EAPOL frames in the same WMM_AC_VO queue 297 * as that of management frames. 298 */ 299 if (skb->protocol == cpu_to_be16(ETH_P_PAE)) 300 usr_pri = WMI_VOICE_USER_PRIORITY; 301 } 302 303 /* 304 * workaround for WMM S5 305 * 306 * FIXME: wmi->traffic_class is always 100 so this test doesn't 307 * make sense 308 */ 309 if ((wmi->traffic_class == WMM_AC_VI) && 310 ((usr_pri == 5) || (usr_pri == 4))) 311 usr_pri = 1; 312 313 /* Convert user priority to traffic class */ 314 traffic_class = up_to_ac[usr_pri & 0x7]; 315 316 wmi_data_hdr_set_up(data_hdr, usr_pri); 317 318 spin_lock_bh(&wmi->lock); 319 stream_exist = wmi->fat_pipe_exist; 320 spin_unlock_bh(&wmi->lock); 321 322 if (!(stream_exist & (1 << traffic_class))) { 323 memset(&cmd, 0, sizeof(cmd)); 324 cmd.traffic_class = traffic_class; 325 cmd.user_pri = usr_pri; 326 cmd.inactivity_int = 327 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT); 328 /* Implicit streams are created with TSID 0xFF */ 329 cmd.tsid = WMI_IMPLICIT_PSTREAM; 330 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd); 331 } 332 333 *ac = traffic_class; 334 335 return 0; 336 } 337 338 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb) 339 { 340 struct ieee80211_hdr_3addr *pwh, wh; 341 struct ath6kl_llc_snap_hdr *llc_hdr; 342 struct ethhdr eth_hdr; 343 u32 hdr_size; 344 u8 *datap; 345 __le16 sub_type; 346 347 if (WARN_ON(skb == NULL)) 348 return -EINVAL; 349 350 datap = skb->data; 351 pwh = (struct ieee80211_hdr_3addr *) datap; 352 353 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE); 354 355 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr)); 356 357 /* Strip off the 802.11 header */ 358 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) { 359 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr), 360 sizeof(u32)); 361 skb_pull(skb, hdr_size); 362 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) 363 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr)); 364 365 datap = skb->data; 366 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap); 367 368 memset(ð_hdr, 0, sizeof(eth_hdr)); 369 eth_hdr.h_proto = llc_hdr->eth_type; 370 371 switch ((le16_to_cpu(wh.frame_control)) & 372 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { 373 case 0: 374 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 375 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 376 break; 377 case IEEE80211_FCTL_TODS: 378 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN); 379 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 380 break; 381 case IEEE80211_FCTL_FROMDS: 382 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 383 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN); 384 break; 385 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: 386 break; 387 } 388 389 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 390 skb_push(skb, sizeof(eth_hdr)); 391 392 datap = skb->data; 393 394 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 395 396 return 0; 397 } 398 399 /* 400 * Performs 802.3 to DIX encapsulation for received packets. 401 * Assumes the entire 802.3 header is contigous. 402 */ 403 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb) 404 { 405 struct ath6kl_llc_snap_hdr *llc_hdr; 406 struct ethhdr eth_hdr; 407 u8 *datap; 408 409 if (WARN_ON(skb == NULL)) 410 return -EINVAL; 411 412 datap = skb->data; 413 414 memcpy(ð_hdr, datap, sizeof(eth_hdr)); 415 416 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr)); 417 eth_hdr.h_proto = llc_hdr->eth_type; 418 419 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 420 datap = skb->data; 421 422 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 423 424 return 0; 425 } 426 427 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len) 428 { 429 struct tx_complete_msg_v1 *msg_v1; 430 struct wmi_tx_complete_event *evt; 431 int index; 432 u16 size; 433 434 evt = (struct wmi_tx_complete_event *) datap; 435 436 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n", 437 evt->num_msg, evt->msg_len, evt->msg_type); 438 439 for (index = 0; index < evt->num_msg; index++) { 440 size = sizeof(struct wmi_tx_complete_event) + 441 (index * sizeof(struct tx_complete_msg_v1)); 442 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size); 443 444 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n", 445 msg_v1->status, msg_v1->pkt_id, 446 msg_v1->rate_idx, msg_v1->ack_failures); 447 } 448 449 return 0; 450 } 451 452 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap, 453 int len, struct ath6kl_vif *vif) 454 { 455 struct wmi_remain_on_chnl_event *ev; 456 u32 freq; 457 u32 dur; 458 struct ieee80211_channel *chan; 459 struct ath6kl *ar = wmi->parent_dev; 460 u32 id; 461 462 if (len < sizeof(*ev)) 463 return -EINVAL; 464 465 ev = (struct wmi_remain_on_chnl_event *) datap; 466 freq = le32_to_cpu(ev->freq); 467 dur = le32_to_cpu(ev->duration); 468 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n", 469 freq, dur); 470 chan = ieee80211_get_channel(ar->wiphy, freq); 471 if (!chan) { 472 ath6kl_dbg(ATH6KL_DBG_WMI, 473 "remain_on_chnl: Unknown channel (freq=%u)\n", 474 freq); 475 return -EINVAL; 476 } 477 id = vif->last_roc_id; 478 cfg80211_ready_on_channel(&vif->wdev, id, chan, 479 dur, GFP_ATOMIC); 480 481 return 0; 482 } 483 484 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi, 485 u8 *datap, int len, 486 struct ath6kl_vif *vif) 487 { 488 struct wmi_cancel_remain_on_chnl_event *ev; 489 u32 freq; 490 u32 dur; 491 struct ieee80211_channel *chan; 492 struct ath6kl *ar = wmi->parent_dev; 493 u32 id; 494 495 if (len < sizeof(*ev)) 496 return -EINVAL; 497 498 ev = (struct wmi_cancel_remain_on_chnl_event *) datap; 499 freq = le32_to_cpu(ev->freq); 500 dur = le32_to_cpu(ev->duration); 501 ath6kl_dbg(ATH6KL_DBG_WMI, 502 "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n", 503 freq, dur, ev->status); 504 chan = ieee80211_get_channel(ar->wiphy, freq); 505 if (!chan) { 506 ath6kl_dbg(ATH6KL_DBG_WMI, 507 "cancel_remain_on_chnl: Unknown channel (freq=%u)\n", 508 freq); 509 return -EINVAL; 510 } 511 if (vif->last_cancel_roc_id && 512 vif->last_cancel_roc_id + 1 == vif->last_roc_id) 513 id = vif->last_cancel_roc_id; /* event for cancel command */ 514 else 515 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */ 516 vif->last_cancel_roc_id = 0; 517 cfg80211_remain_on_channel_expired(&vif->wdev, id, chan, GFP_ATOMIC); 518 519 return 0; 520 } 521 522 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len, 523 struct ath6kl_vif *vif) 524 { 525 struct wmi_tx_status_event *ev; 526 u32 id; 527 528 if (len < sizeof(*ev)) 529 return -EINVAL; 530 531 ev = (struct wmi_tx_status_event *) datap; 532 id = le32_to_cpu(ev->id); 533 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n", 534 id, ev->ack_status); 535 if (wmi->last_mgmt_tx_frame) { 536 cfg80211_mgmt_tx_status(&vif->wdev, id, 537 wmi->last_mgmt_tx_frame, 538 wmi->last_mgmt_tx_frame_len, 539 !!ev->ack_status, GFP_ATOMIC); 540 kfree(wmi->last_mgmt_tx_frame); 541 wmi->last_mgmt_tx_frame = NULL; 542 wmi->last_mgmt_tx_frame_len = 0; 543 } 544 545 return 0; 546 } 547 548 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len, 549 struct ath6kl_vif *vif) 550 { 551 struct wmi_p2p_rx_probe_req_event *ev; 552 u32 freq; 553 u16 dlen; 554 555 if (len < sizeof(*ev)) 556 return -EINVAL; 557 558 ev = (struct wmi_p2p_rx_probe_req_event *) datap; 559 freq = le32_to_cpu(ev->freq); 560 dlen = le16_to_cpu(ev->len); 561 if (datap + len < ev->data + dlen) { 562 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: len=%d dlen=%u\n", 563 len, dlen); 564 return -EINVAL; 565 } 566 ath6kl_dbg(ATH6KL_DBG_WMI, 567 "rx_probe_req: len=%u freq=%u probe_req_report=%d\n", 568 dlen, freq, vif->probe_req_report); 569 570 if (vif->probe_req_report || vif->nw_type == AP_NETWORK) 571 cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0, 572 GFP_ATOMIC); 573 574 return 0; 575 } 576 577 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len) 578 { 579 struct wmi_p2p_capabilities_event *ev; 580 u16 dlen; 581 582 if (len < sizeof(*ev)) 583 return -EINVAL; 584 585 ev = (struct wmi_p2p_capabilities_event *) datap; 586 dlen = le16_to_cpu(ev->len); 587 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen); 588 589 return 0; 590 } 591 592 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len, 593 struct ath6kl_vif *vif) 594 { 595 struct wmi_rx_action_event *ev; 596 u32 freq; 597 u16 dlen; 598 599 if (len < sizeof(*ev)) 600 return -EINVAL; 601 602 ev = (struct wmi_rx_action_event *) datap; 603 freq = le32_to_cpu(ev->freq); 604 dlen = le16_to_cpu(ev->len); 605 if (datap + len < ev->data + dlen) { 606 ath6kl_err("invalid wmi_rx_action_event: len=%d dlen=%u\n", 607 len, dlen); 608 return -EINVAL; 609 } 610 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq); 611 cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0, GFP_ATOMIC); 612 613 return 0; 614 } 615 616 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len) 617 { 618 struct wmi_p2p_info_event *ev; 619 u32 flags; 620 u16 dlen; 621 622 if (len < sizeof(*ev)) 623 return -EINVAL; 624 625 ev = (struct wmi_p2p_info_event *) datap; 626 flags = le32_to_cpu(ev->info_req_flags); 627 dlen = le16_to_cpu(ev->len); 628 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen); 629 630 if (flags & P2P_FLAG_CAPABILITIES_REQ) { 631 struct wmi_p2p_capabilities *cap; 632 if (dlen < sizeof(*cap)) 633 return -EINVAL; 634 cap = (struct wmi_p2p_capabilities *) ev->data; 635 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n", 636 cap->go_power_save); 637 } 638 639 if (flags & P2P_FLAG_MACADDR_REQ) { 640 struct wmi_p2p_macaddr *mac; 641 if (dlen < sizeof(*mac)) 642 return -EINVAL; 643 mac = (struct wmi_p2p_macaddr *) ev->data; 644 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n", 645 mac->mac_addr); 646 } 647 648 if (flags & P2P_FLAG_HMODEL_REQ) { 649 struct wmi_p2p_hmodel *mod; 650 if (dlen < sizeof(*mod)) 651 return -EINVAL; 652 mod = (struct wmi_p2p_hmodel *) ev->data; 653 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n", 654 mod->p2p_model, 655 mod->p2p_model ? "host" : "firmware"); 656 } 657 return 0; 658 } 659 660 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size) 661 { 662 struct sk_buff *skb; 663 664 skb = ath6kl_buf_alloc(size); 665 if (!skb) 666 return NULL; 667 668 skb_put(skb, size); 669 if (size) 670 memset(skb->data, 0, size); 671 672 return skb; 673 } 674 675 /* Send a "simple" wmi command -- one with no arguments */ 676 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx, 677 enum wmi_cmd_id cmd_id) 678 { 679 struct sk_buff *skb; 680 int ret; 681 682 skb = ath6kl_wmi_get_new_buf(0); 683 if (!skb) 684 return -ENOMEM; 685 686 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG); 687 688 return ret; 689 } 690 691 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len) 692 { 693 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap; 694 695 if (len < sizeof(struct wmi_ready_event_2)) 696 return -EINVAL; 697 698 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr, 699 le32_to_cpu(ev->sw_version), 700 le32_to_cpu(ev->abi_version), ev->phy_cap); 701 702 return 0; 703 } 704 705 /* 706 * Mechanism to modify the roaming behavior in the firmware. The lower rssi 707 * at which the station has to roam can be passed with 708 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level 709 * in dBm. 710 */ 711 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi) 712 { 713 struct sk_buff *skb; 714 struct roam_ctrl_cmd *cmd; 715 716 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 717 if (!skb) 718 return -ENOMEM; 719 720 cmd = (struct roam_ctrl_cmd *) skb->data; 721 722 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD); 723 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi + 724 DEF_SCAN_FOR_ROAM_INTVL); 725 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi); 726 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR; 727 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS; 728 729 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 730 NO_SYNC_WMIFLAG); 731 732 return 0; 733 } 734 735 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) 736 { 737 struct sk_buff *skb; 738 struct roam_ctrl_cmd *cmd; 739 740 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 741 if (!skb) 742 return -ENOMEM; 743 744 cmd = (struct roam_ctrl_cmd *) skb->data; 745 746 memcpy(cmd->info.bssid, bssid, ETH_ALEN); 747 cmd->roam_ctrl = WMI_FORCE_ROAM; 748 749 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid); 750 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 751 NO_SYNC_WMIFLAG); 752 } 753 754 int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx, 755 u32 beacon_intvl) 756 { 757 struct sk_buff *skb; 758 struct set_beacon_int_cmd *cmd; 759 760 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 761 if (!skb) 762 return -ENOMEM; 763 764 cmd = (struct set_beacon_int_cmd *) skb->data; 765 766 cmd->beacon_intvl = cpu_to_le32(beacon_intvl); 767 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 768 WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG); 769 } 770 771 int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period) 772 { 773 struct sk_buff *skb; 774 struct set_dtim_cmd *cmd; 775 776 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 777 if (!skb) 778 return -ENOMEM; 779 780 cmd = (struct set_dtim_cmd *) skb->data; 781 782 cmd->dtim_period = cpu_to_le32(dtim_period); 783 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 784 WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG); 785 } 786 787 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) 788 { 789 struct sk_buff *skb; 790 struct roam_ctrl_cmd *cmd; 791 792 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 793 if (!skb) 794 return -ENOMEM; 795 796 cmd = (struct roam_ctrl_cmd *) skb->data; 797 798 cmd->info.roam_mode = mode; 799 cmd->roam_ctrl = WMI_SET_ROAM_MODE; 800 801 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode); 802 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 803 NO_SYNC_WMIFLAG); 804 } 805 806 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len, 807 struct ath6kl_vif *vif) 808 { 809 struct wmi_connect_event *ev; 810 u8 *pie, *peie; 811 812 if (len < sizeof(struct wmi_connect_event)) 813 return -EINVAL; 814 815 ev = (struct wmi_connect_event *) datap; 816 817 if (vif->nw_type == AP_NETWORK) { 818 /* AP mode start/STA connected event */ 819 struct net_device *dev = vif->ndev; 820 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) { 821 ath6kl_dbg(ATH6KL_DBG_WMI, 822 "%s: freq %d bssid %pM (AP started)\n", 823 __func__, le16_to_cpu(ev->u.ap_bss.ch), 824 ev->u.ap_bss.bssid); 825 ath6kl_connect_ap_mode_bss( 826 vif, le16_to_cpu(ev->u.ap_bss.ch)); 827 } else { 828 ath6kl_dbg(ATH6KL_DBG_WMI, 829 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n", 830 __func__, ev->u.ap_sta.aid, 831 ev->u.ap_sta.mac_addr, 832 ev->u.ap_sta.auth, 833 ev->u.ap_sta.keymgmt, 834 le16_to_cpu(ev->u.ap_sta.cipher), 835 ev->u.ap_sta.apsd_info); 836 837 ath6kl_connect_ap_mode_sta( 838 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr, 839 ev->u.ap_sta.keymgmt, 840 le16_to_cpu(ev->u.ap_sta.cipher), 841 ev->u.ap_sta.auth, ev->assoc_req_len, 842 ev->assoc_info + ev->beacon_ie_len, 843 ev->u.ap_sta.apsd_info); 844 } 845 return 0; 846 } 847 848 /* STA/IBSS mode connection event */ 849 850 ath6kl_dbg(ATH6KL_DBG_WMI, 851 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n", 852 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid, 853 le16_to_cpu(ev->u.sta.listen_intvl), 854 le16_to_cpu(ev->u.sta.beacon_intvl), 855 le32_to_cpu(ev->u.sta.nw_type)); 856 857 /* Start of assoc rsp IEs */ 858 pie = ev->assoc_info + ev->beacon_ie_len + 859 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */ 860 861 /* End of assoc rsp IEs */ 862 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len + 863 ev->assoc_resp_len; 864 865 while (pie < peie) { 866 switch (*pie) { 867 case WLAN_EID_VENDOR_SPECIFIC: 868 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 && 869 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) { 870 /* WMM OUT (00:50:F2) */ 871 if (pie[1] > 5 && 872 pie[6] == WMM_PARAM_OUI_SUBTYPE) 873 wmi->is_wmm_enabled = true; 874 } 875 break; 876 } 877 878 if (wmi->is_wmm_enabled) 879 break; 880 881 pie += pie[1] + 2; 882 } 883 884 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch), 885 ev->u.sta.bssid, 886 le16_to_cpu(ev->u.sta.listen_intvl), 887 le16_to_cpu(ev->u.sta.beacon_intvl), 888 le32_to_cpu(ev->u.sta.nw_type), 889 ev->beacon_ie_len, ev->assoc_req_len, 890 ev->assoc_resp_len, ev->assoc_info); 891 892 return 0; 893 } 894 895 static struct country_code_to_enum_rd * 896 ath6kl_regd_find_country(u16 countryCode) 897 { 898 int i; 899 900 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 901 if (allCountries[i].countryCode == countryCode) 902 return &allCountries[i]; 903 } 904 905 return NULL; 906 } 907 908 static struct reg_dmn_pair_mapping * 909 ath6kl_get_regpair(u16 regdmn) 910 { 911 int i; 912 913 if (regdmn == NO_ENUMRD) 914 return NULL; 915 916 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { 917 if (regDomainPairs[i].reg_domain == regdmn) 918 return ®DomainPairs[i]; 919 } 920 921 return NULL; 922 } 923 924 static struct country_code_to_enum_rd * 925 ath6kl_regd_find_country_by_rd(u16 regdmn) 926 { 927 int i; 928 929 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 930 if (allCountries[i].regDmnEnum == regdmn) 931 return &allCountries[i]; 932 } 933 934 return NULL; 935 } 936 937 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) 938 { 939 940 struct ath6kl_wmi_regdomain *ev; 941 struct country_code_to_enum_rd *country = NULL; 942 struct reg_dmn_pair_mapping *regpair = NULL; 943 char alpha2[2]; 944 u32 reg_code; 945 946 ev = (struct ath6kl_wmi_regdomain *) datap; 947 reg_code = le32_to_cpu(ev->reg_code); 948 949 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) 950 country = ath6kl_regd_find_country((u16) reg_code); 951 else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { 952 953 regpair = ath6kl_get_regpair((u16) reg_code); 954 country = ath6kl_regd_find_country_by_rd((u16) reg_code); 955 if (regpair) 956 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", 957 regpair->reg_domain); 958 else 959 ath6kl_warn("Regpair not found reg_code 0x%0x\n", 960 reg_code); 961 } 962 963 if (country && wmi->parent_dev->wiphy_registered) { 964 alpha2[0] = country->isoName[0]; 965 alpha2[1] = country->isoName[1]; 966 967 regulatory_hint(wmi->parent_dev->wiphy, alpha2); 968 969 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n", 970 alpha2[0], alpha2[1]); 971 } 972 } 973 974 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len, 975 struct ath6kl_vif *vif) 976 { 977 struct wmi_disconnect_event *ev; 978 wmi->traffic_class = 100; 979 980 if (len < sizeof(struct wmi_disconnect_event)) 981 return -EINVAL; 982 983 ev = (struct wmi_disconnect_event *) datap; 984 985 ath6kl_dbg(ATH6KL_DBG_WMI, 986 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n", 987 le16_to_cpu(ev->proto_reason_status), ev->bssid, 988 ev->disconn_reason, ev->assoc_resp_len); 989 990 wmi->is_wmm_enabled = false; 991 992 ath6kl_disconnect_event(vif, ev->disconn_reason, 993 ev->bssid, ev->assoc_resp_len, ev->assoc_info, 994 le16_to_cpu(ev->proto_reason_status)); 995 996 return 0; 997 } 998 999 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len) 1000 { 1001 struct wmi_peer_node_event *ev; 1002 1003 if (len < sizeof(struct wmi_peer_node_event)) 1004 return -EINVAL; 1005 1006 ev = (struct wmi_peer_node_event *) datap; 1007 1008 if (ev->event_code == PEER_NODE_JOIN_EVENT) 1009 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n", 1010 ev->peer_mac_addr); 1011 else if (ev->event_code == PEER_NODE_LEAVE_EVENT) 1012 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n", 1013 ev->peer_mac_addr); 1014 1015 return 0; 1016 } 1017 1018 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len, 1019 struct ath6kl_vif *vif) 1020 { 1021 struct wmi_tkip_micerr_event *ev; 1022 1023 if (len < sizeof(struct wmi_tkip_micerr_event)) 1024 return -EINVAL; 1025 1026 ev = (struct wmi_tkip_micerr_event *) datap; 1027 1028 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast); 1029 1030 return 0; 1031 } 1032 1033 void ath6kl_wmi_sscan_timer(unsigned long ptr) 1034 { 1035 struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr; 1036 1037 cfg80211_sched_scan_results(vif->ar->wiphy); 1038 } 1039 1040 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, 1041 struct ath6kl_vif *vif) 1042 { 1043 struct wmi_bss_info_hdr2 *bih; 1044 u8 *buf; 1045 struct ieee80211_channel *channel; 1046 struct ath6kl *ar = wmi->parent_dev; 1047 struct ieee80211_mgmt *mgmt; 1048 struct cfg80211_bss *bss; 1049 1050 if (len <= sizeof(struct wmi_bss_info_hdr2)) 1051 return -EINVAL; 1052 1053 bih = (struct wmi_bss_info_hdr2 *) datap; 1054 buf = datap + sizeof(struct wmi_bss_info_hdr2); 1055 len -= sizeof(struct wmi_bss_info_hdr2); 1056 1057 ath6kl_dbg(ATH6KL_DBG_WMI, 1058 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" " 1059 "frame_type=%d\n", 1060 bih->ch, bih->snr, bih->snr - 95, bih->bssid, 1061 bih->frame_type); 1062 1063 if (bih->frame_type != BEACON_FTYPE && 1064 bih->frame_type != PROBERESP_FTYPE) 1065 return 0; /* Only update BSS table for now */ 1066 1067 if (bih->frame_type == BEACON_FTYPE && 1068 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) { 1069 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 1070 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 1071 NONE_BSS_FILTER, 0); 1072 } 1073 1074 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch)); 1075 if (channel == NULL) 1076 return -EINVAL; 1077 1078 if (len < 8 + 2 + 2) 1079 return -EINVAL; 1080 1081 if (bih->frame_type == BEACON_FTYPE && 1082 test_bit(CONNECTED, &vif->flags) && 1083 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) { 1084 const u8 *tim; 1085 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2, 1086 len - 8 - 2 - 2); 1087 if (tim && tim[1] >= 2) { 1088 vif->assoc_bss_dtim_period = tim[3]; 1089 set_bit(DTIM_PERIOD_AVAIL, &vif->flags); 1090 } 1091 } 1092 1093 /* 1094 * In theory, use of cfg80211_inform_bss() would be more natural here 1095 * since we do not have the full frame. However, at least for now, 1096 * cfg80211 can only distinguish Beacon and Probe Response frames from 1097 * each other when using cfg80211_inform_bss_frame(), so let's build a 1098 * fake IEEE 802.11 header to be able to take benefit of this. 1099 */ 1100 mgmt = kmalloc(24 + len, GFP_ATOMIC); 1101 if (mgmt == NULL) 1102 return -EINVAL; 1103 1104 if (bih->frame_type == BEACON_FTYPE) { 1105 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1106 IEEE80211_STYPE_BEACON); 1107 memset(mgmt->da, 0xff, ETH_ALEN); 1108 } else { 1109 struct net_device *dev = vif->ndev; 1110 1111 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1112 IEEE80211_STYPE_PROBE_RESP); 1113 memcpy(mgmt->da, dev->dev_addr, ETH_ALEN); 1114 } 1115 mgmt->duration = cpu_to_le16(0); 1116 memcpy(mgmt->sa, bih->bssid, ETH_ALEN); 1117 memcpy(mgmt->bssid, bih->bssid, ETH_ALEN); 1118 mgmt->seq_ctrl = cpu_to_le16(0); 1119 1120 memcpy(&mgmt->u.beacon, buf, len); 1121 1122 bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt, 1123 24 + len, (bih->snr - 95) * 100, 1124 GFP_ATOMIC); 1125 kfree(mgmt); 1126 if (bss == NULL) 1127 return -ENOMEM; 1128 cfg80211_put_bss(ar->wiphy, bss); 1129 1130 /* 1131 * Firmware doesn't return any event when scheduled scan has 1132 * finished, so we need to use a timer to find out when there are 1133 * no more results. 1134 * 1135 * The timer is started from the first bss info received, otherwise 1136 * the timer would not ever fire if the scan interval is short 1137 * enough. 1138 */ 1139 if (test_bit(SCHED_SCANNING, &vif->flags) && 1140 !timer_pending(&vif->sched_scan_timer)) { 1141 mod_timer(&vif->sched_scan_timer, jiffies + 1142 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY)); 1143 } 1144 1145 return 0; 1146 } 1147 1148 /* Inactivity timeout of a fatpipe(pstream) at the target */ 1149 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, 1150 int len) 1151 { 1152 struct wmi_pstream_timeout_event *ev; 1153 1154 if (len < sizeof(struct wmi_pstream_timeout_event)) 1155 return -EINVAL; 1156 1157 ev = (struct wmi_pstream_timeout_event *) datap; 1158 1159 /* 1160 * When the pstream (fat pipe == AC) timesout, it means there were 1161 * no thinStreams within this pstream & it got implicitly created 1162 * due to data flow on this AC. We start the inactivity timer only 1163 * for implicitly created pstream. Just reset the host state. 1164 */ 1165 spin_lock_bh(&wmi->lock); 1166 wmi->stream_exist_for_ac[ev->traffic_class] = 0; 1167 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class); 1168 spin_unlock_bh(&wmi->lock); 1169 1170 /* Indicate inactivity to driver layer for this fatpipe (pstream) */ 1171 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false); 1172 1173 return 0; 1174 } 1175 1176 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len) 1177 { 1178 struct wmi_bit_rate_reply *reply; 1179 s32 rate; 1180 u32 sgi, index; 1181 1182 if (len < sizeof(struct wmi_bit_rate_reply)) 1183 return -EINVAL; 1184 1185 reply = (struct wmi_bit_rate_reply *) datap; 1186 1187 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index); 1188 1189 if (reply->rate_index == (s8) RATE_AUTO) { 1190 rate = RATE_AUTO; 1191 } else { 1192 index = reply->rate_index & 0x7f; 1193 if (WARN_ON_ONCE(index > (RATE_MCS_7_40 + 1))) 1194 return -EINVAL; 1195 1196 sgi = (reply->rate_index & 0x80) ? 1 : 0; 1197 rate = wmi_rate_tbl[index][sgi]; 1198 } 1199 1200 ath6kl_wakeup_event(wmi->parent_dev); 1201 1202 return 0; 1203 } 1204 1205 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len) 1206 { 1207 ath6kl_tm_rx_event(wmi->parent_dev, datap, len); 1208 1209 return 0; 1210 } 1211 1212 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len) 1213 { 1214 if (len < sizeof(struct wmi_fix_rates_reply)) 1215 return -EINVAL; 1216 1217 ath6kl_wakeup_event(wmi->parent_dev); 1218 1219 return 0; 1220 } 1221 1222 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len) 1223 { 1224 if (len < sizeof(struct wmi_channel_list_reply)) 1225 return -EINVAL; 1226 1227 ath6kl_wakeup_event(wmi->parent_dev); 1228 1229 return 0; 1230 } 1231 1232 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len) 1233 { 1234 struct wmi_tx_pwr_reply *reply; 1235 1236 if (len < sizeof(struct wmi_tx_pwr_reply)) 1237 return -EINVAL; 1238 1239 reply = (struct wmi_tx_pwr_reply *) datap; 1240 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM); 1241 1242 return 0; 1243 } 1244 1245 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len) 1246 { 1247 if (len < sizeof(struct wmi_get_keepalive_cmd)) 1248 return -EINVAL; 1249 1250 ath6kl_wakeup_event(wmi->parent_dev); 1251 1252 return 0; 1253 } 1254 1255 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len, 1256 struct ath6kl_vif *vif) 1257 { 1258 struct wmi_scan_complete_event *ev; 1259 1260 ev = (struct wmi_scan_complete_event *) datap; 1261 1262 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status)); 1263 wmi->is_probe_ssid = false; 1264 1265 return 0; 1266 } 1267 1268 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap, 1269 int len, struct ath6kl_vif *vif) 1270 { 1271 struct wmi_neighbor_report_event *ev; 1272 u8 i; 1273 1274 if (len < sizeof(*ev)) 1275 return -EINVAL; 1276 ev = (struct wmi_neighbor_report_event *) datap; 1277 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info) 1278 > len) { 1279 ath6kl_dbg(ATH6KL_DBG_WMI, 1280 "truncated neighbor event (num=%d len=%d)\n", 1281 ev->num_neighbors, len); 1282 return -EINVAL; 1283 } 1284 for (i = 0; i < ev->num_neighbors; i++) { 1285 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n", 1286 i + 1, ev->num_neighbors, ev->neighbor[i].bssid, 1287 ev->neighbor[i].bss_flags); 1288 cfg80211_pmksa_candidate_notify(vif->ndev, i, 1289 ev->neighbor[i].bssid, 1290 !!(ev->neighbor[i].bss_flags & 1291 WMI_PREAUTH_CAPABLE_BSS), 1292 GFP_ATOMIC); 1293 } 1294 1295 return 0; 1296 } 1297 1298 /* 1299 * Target is reporting a programming error. This is for 1300 * developer aid only. Target only checks a few common violations 1301 * and it is responsibility of host to do all error checking. 1302 * Behavior of target after wmi error event is undefined. 1303 * A reset is recommended. 1304 */ 1305 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len) 1306 { 1307 const char *type = "unknown error"; 1308 struct wmi_cmd_error_event *ev; 1309 ev = (struct wmi_cmd_error_event *) datap; 1310 1311 switch (ev->err_code) { 1312 case INVALID_PARAM: 1313 type = "invalid parameter"; 1314 break; 1315 case ILLEGAL_STATE: 1316 type = "invalid state"; 1317 break; 1318 case INTERNAL_ERROR: 1319 type = "internal error"; 1320 break; 1321 } 1322 1323 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n", 1324 ev->cmd_id, type); 1325 1326 return 0; 1327 } 1328 1329 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len, 1330 struct ath6kl_vif *vif) 1331 { 1332 ath6kl_tgt_stats_event(vif, datap, len); 1333 1334 return 0; 1335 } 1336 1337 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi, 1338 struct sq_threshold_params *sq_thresh, 1339 u32 size) 1340 { 1341 u32 index; 1342 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1]; 1343 1344 /* The list is already in sorted order. Get the next lower value */ 1345 for (index = 0; index < size; index++) { 1346 if (rssi < sq_thresh->upper_threshold[index]) { 1347 threshold = (u8) sq_thresh->upper_threshold[index]; 1348 break; 1349 } 1350 } 1351 1352 return threshold; 1353 } 1354 1355 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi, 1356 struct sq_threshold_params *sq_thresh, 1357 u32 size) 1358 { 1359 u32 index; 1360 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1]; 1361 1362 /* The list is already in sorted order. Get the next lower value */ 1363 for (index = 0; index < size; index++) { 1364 if (rssi > sq_thresh->lower_threshold[index]) { 1365 threshold = (u8) sq_thresh->lower_threshold[index]; 1366 break; 1367 } 1368 } 1369 1370 return threshold; 1371 } 1372 1373 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi, 1374 struct wmi_rssi_threshold_params_cmd *rssi_cmd) 1375 { 1376 struct sk_buff *skb; 1377 struct wmi_rssi_threshold_params_cmd *cmd; 1378 1379 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1380 if (!skb) 1381 return -ENOMEM; 1382 1383 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data; 1384 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd)); 1385 1386 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID, 1387 NO_SYNC_WMIFLAG); 1388 } 1389 1390 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap, 1391 int len) 1392 { 1393 struct wmi_rssi_threshold_event *reply; 1394 struct wmi_rssi_threshold_params_cmd cmd; 1395 struct sq_threshold_params *sq_thresh; 1396 enum wmi_rssi_threshold_val new_threshold; 1397 u8 upper_rssi_threshold, lower_rssi_threshold; 1398 s16 rssi; 1399 int ret; 1400 1401 if (len < sizeof(struct wmi_rssi_threshold_event)) 1402 return -EINVAL; 1403 1404 reply = (struct wmi_rssi_threshold_event *) datap; 1405 new_threshold = (enum wmi_rssi_threshold_val) reply->range; 1406 rssi = a_sle16_to_cpu(reply->rssi); 1407 1408 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI]; 1409 1410 /* 1411 * Identify the threshold breached and communicate that to the app. 1412 * After that install a new set of thresholds based on the signal 1413 * quality reported by the target 1414 */ 1415 if (new_threshold) { 1416 /* Upper threshold breached */ 1417 if (rssi < sq_thresh->upper_threshold[0]) { 1418 ath6kl_dbg(ATH6KL_DBG_WMI, 1419 "spurious upper rssi threshold event: %d\n", 1420 rssi); 1421 } else if ((rssi < sq_thresh->upper_threshold[1]) && 1422 (rssi >= sq_thresh->upper_threshold[0])) { 1423 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE; 1424 } else if ((rssi < sq_thresh->upper_threshold[2]) && 1425 (rssi >= sq_thresh->upper_threshold[1])) { 1426 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE; 1427 } else if ((rssi < sq_thresh->upper_threshold[3]) && 1428 (rssi >= sq_thresh->upper_threshold[2])) { 1429 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE; 1430 } else if ((rssi < sq_thresh->upper_threshold[4]) && 1431 (rssi >= sq_thresh->upper_threshold[3])) { 1432 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE; 1433 } else if ((rssi < sq_thresh->upper_threshold[5]) && 1434 (rssi >= sq_thresh->upper_threshold[4])) { 1435 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE; 1436 } else if (rssi >= sq_thresh->upper_threshold[5]) { 1437 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE; 1438 } 1439 } else { 1440 /* Lower threshold breached */ 1441 if (rssi > sq_thresh->lower_threshold[0]) { 1442 ath6kl_dbg(ATH6KL_DBG_WMI, 1443 "spurious lower rssi threshold event: %d %d\n", 1444 rssi, sq_thresh->lower_threshold[0]); 1445 } else if ((rssi > sq_thresh->lower_threshold[1]) && 1446 (rssi <= sq_thresh->lower_threshold[0])) { 1447 new_threshold = WMI_RSSI_THRESHOLD6_BELOW; 1448 } else if ((rssi > sq_thresh->lower_threshold[2]) && 1449 (rssi <= sq_thresh->lower_threshold[1])) { 1450 new_threshold = WMI_RSSI_THRESHOLD5_BELOW; 1451 } else if ((rssi > sq_thresh->lower_threshold[3]) && 1452 (rssi <= sq_thresh->lower_threshold[2])) { 1453 new_threshold = WMI_RSSI_THRESHOLD4_BELOW; 1454 } else if ((rssi > sq_thresh->lower_threshold[4]) && 1455 (rssi <= sq_thresh->lower_threshold[3])) { 1456 new_threshold = WMI_RSSI_THRESHOLD3_BELOW; 1457 } else if ((rssi > sq_thresh->lower_threshold[5]) && 1458 (rssi <= sq_thresh->lower_threshold[4])) { 1459 new_threshold = WMI_RSSI_THRESHOLD2_BELOW; 1460 } else if (rssi <= sq_thresh->lower_threshold[5]) { 1461 new_threshold = WMI_RSSI_THRESHOLD1_BELOW; 1462 } 1463 } 1464 1465 /* Calculate and install the next set of thresholds */ 1466 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh, 1467 sq_thresh->lower_threshold_valid_count); 1468 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh, 1469 sq_thresh->upper_threshold_valid_count); 1470 1471 /* Issue a wmi command to install the thresholds */ 1472 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold); 1473 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold); 1474 cmd.weight = sq_thresh->weight; 1475 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1476 1477 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd); 1478 if (ret) { 1479 ath6kl_err("unable to configure rssi thresholds\n"); 1480 return -EIO; 1481 } 1482 1483 return 0; 1484 } 1485 1486 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, 1487 struct ath6kl_vif *vif) 1488 { 1489 struct wmi_cac_event *reply; 1490 struct ieee80211_tspec_ie *ts; 1491 u16 active_tsids, tsinfo; 1492 u8 tsid, index; 1493 u8 ts_id; 1494 1495 if (len < sizeof(struct wmi_cac_event)) 1496 return -EINVAL; 1497 1498 reply = (struct wmi_cac_event *) datap; 1499 1500 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && 1501 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { 1502 1503 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1504 tsinfo = le16_to_cpu(ts->tsinfo); 1505 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1506 IEEE80211_WMM_IE_TSPEC_TID_MASK; 1507 1508 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1509 reply->ac, tsid); 1510 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) { 1511 /* 1512 * Following assumes that there is only one outstanding 1513 * ADDTS request when this event is received 1514 */ 1515 spin_lock_bh(&wmi->lock); 1516 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1517 spin_unlock_bh(&wmi->lock); 1518 1519 for (index = 0; index < sizeof(active_tsids) * 8; index++) { 1520 if ((active_tsids >> index) & 1) 1521 break; 1522 } 1523 if (index < (sizeof(active_tsids) * 8)) 1524 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1525 reply->ac, index); 1526 } 1527 1528 /* 1529 * Clear active tsids and Add missing handling 1530 * for delete qos stream from AP 1531 */ 1532 else if (reply->cac_indication == CAC_INDICATION_DELETE) { 1533 1534 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1535 tsinfo = le16_to_cpu(ts->tsinfo); 1536 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1537 IEEE80211_WMM_IE_TSPEC_TID_MASK); 1538 1539 spin_lock_bh(&wmi->lock); 1540 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id); 1541 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1542 spin_unlock_bh(&wmi->lock); 1543 1544 /* Indicate stream inactivity to driver layer only if all tsids 1545 * within this AC are deleted. 1546 */ 1547 if (!active_tsids) { 1548 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac, 1549 false); 1550 wmi->fat_pipe_exist &= ~(1 << reply->ac); 1551 } 1552 } 1553 1554 return 0; 1555 } 1556 1557 static int ath6kl_wmi_txe_notify_event_rx(struct wmi *wmi, u8 *datap, int len, 1558 struct ath6kl_vif *vif) 1559 { 1560 struct wmi_txe_notify_event *ev; 1561 u32 rate, pkts; 1562 1563 if (len < sizeof(*ev)) 1564 return -EINVAL; 1565 1566 if (vif->sme_state != SME_CONNECTED) 1567 return -ENOTCONN; 1568 1569 ev = (struct wmi_txe_notify_event *) datap; 1570 rate = le32_to_cpu(ev->rate); 1571 pkts = le32_to_cpu(ev->pkts); 1572 1573 ath6kl_dbg(ATH6KL_DBG_WMI, "TXE notify event: peer %pM rate %d% pkts %d intvl %ds\n", 1574 vif->bssid, rate, pkts, vif->txe_intvl); 1575 1576 cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts, 1577 rate, vif->txe_intvl, GFP_KERNEL); 1578 1579 return 0; 1580 } 1581 1582 int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx, 1583 u32 rate, u32 pkts, u32 intvl) 1584 { 1585 struct sk_buff *skb; 1586 struct wmi_txe_notify_cmd *cmd; 1587 1588 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1589 if (!skb) 1590 return -ENOMEM; 1591 1592 cmd = (struct wmi_txe_notify_cmd *) skb->data; 1593 cmd->rate = cpu_to_le32(rate); 1594 cmd->pkts = cpu_to_le32(pkts); 1595 cmd->intvl = cpu_to_le32(intvl); 1596 1597 return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_TXE_NOTIFY_CMDID, 1598 NO_SYNC_WMIFLAG); 1599 } 1600 1601 int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi) 1602 { 1603 struct sk_buff *skb; 1604 struct wmi_set_rssi_filter_cmd *cmd; 1605 int ret; 1606 1607 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1608 if (!skb) 1609 return -ENOMEM; 1610 1611 cmd = (struct wmi_set_rssi_filter_cmd *) skb->data; 1612 cmd->rssi = rssi; 1613 1614 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_RSSI_FILTER_CMDID, 1615 NO_SYNC_WMIFLAG); 1616 return ret; 1617 } 1618 1619 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi, 1620 struct wmi_snr_threshold_params_cmd *snr_cmd) 1621 { 1622 struct sk_buff *skb; 1623 struct wmi_snr_threshold_params_cmd *cmd; 1624 1625 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1626 if (!skb) 1627 return -ENOMEM; 1628 1629 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data; 1630 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd)); 1631 1632 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID, 1633 NO_SYNC_WMIFLAG); 1634 } 1635 1636 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap, 1637 int len) 1638 { 1639 struct wmi_snr_threshold_event *reply; 1640 struct sq_threshold_params *sq_thresh; 1641 struct wmi_snr_threshold_params_cmd cmd; 1642 enum wmi_snr_threshold_val new_threshold; 1643 u8 upper_snr_threshold, lower_snr_threshold; 1644 s16 snr; 1645 int ret; 1646 1647 if (len < sizeof(struct wmi_snr_threshold_event)) 1648 return -EINVAL; 1649 1650 reply = (struct wmi_snr_threshold_event *) datap; 1651 1652 new_threshold = (enum wmi_snr_threshold_val) reply->range; 1653 snr = reply->snr; 1654 1655 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR]; 1656 1657 /* 1658 * Identify the threshold breached and communicate that to the app. 1659 * After that install a new set of thresholds based on the signal 1660 * quality reported by the target. 1661 */ 1662 if (new_threshold) { 1663 /* Upper threshold breached */ 1664 if (snr < sq_thresh->upper_threshold[0]) { 1665 ath6kl_dbg(ATH6KL_DBG_WMI, 1666 "spurious upper snr threshold event: %d\n", 1667 snr); 1668 } else if ((snr < sq_thresh->upper_threshold[1]) && 1669 (snr >= sq_thresh->upper_threshold[0])) { 1670 new_threshold = WMI_SNR_THRESHOLD1_ABOVE; 1671 } else if ((snr < sq_thresh->upper_threshold[2]) && 1672 (snr >= sq_thresh->upper_threshold[1])) { 1673 new_threshold = WMI_SNR_THRESHOLD2_ABOVE; 1674 } else if ((snr < sq_thresh->upper_threshold[3]) && 1675 (snr >= sq_thresh->upper_threshold[2])) { 1676 new_threshold = WMI_SNR_THRESHOLD3_ABOVE; 1677 } else if (snr >= sq_thresh->upper_threshold[3]) { 1678 new_threshold = WMI_SNR_THRESHOLD4_ABOVE; 1679 } 1680 } else { 1681 /* Lower threshold breached */ 1682 if (snr > sq_thresh->lower_threshold[0]) { 1683 ath6kl_dbg(ATH6KL_DBG_WMI, 1684 "spurious lower snr threshold event: %d\n", 1685 sq_thresh->lower_threshold[0]); 1686 } else if ((snr > sq_thresh->lower_threshold[1]) && 1687 (snr <= sq_thresh->lower_threshold[0])) { 1688 new_threshold = WMI_SNR_THRESHOLD4_BELOW; 1689 } else if ((snr > sq_thresh->lower_threshold[2]) && 1690 (snr <= sq_thresh->lower_threshold[1])) { 1691 new_threshold = WMI_SNR_THRESHOLD3_BELOW; 1692 } else if ((snr > sq_thresh->lower_threshold[3]) && 1693 (snr <= sq_thresh->lower_threshold[2])) { 1694 new_threshold = WMI_SNR_THRESHOLD2_BELOW; 1695 } else if (snr <= sq_thresh->lower_threshold[3]) { 1696 new_threshold = WMI_SNR_THRESHOLD1_BELOW; 1697 } 1698 } 1699 1700 /* Calculate and install the next set of thresholds */ 1701 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh, 1702 sq_thresh->lower_threshold_valid_count); 1703 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh, 1704 sq_thresh->upper_threshold_valid_count); 1705 1706 /* Issue a wmi command to install the thresholds */ 1707 cmd.thresh_above1_val = upper_snr_threshold; 1708 cmd.thresh_below1_val = lower_snr_threshold; 1709 cmd.weight = sq_thresh->weight; 1710 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1711 1712 ath6kl_dbg(ATH6KL_DBG_WMI, 1713 "snr: %d, threshold: %d, lower: %d, upper: %d\n", 1714 snr, new_threshold, 1715 lower_snr_threshold, upper_snr_threshold); 1716 1717 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd); 1718 if (ret) { 1719 ath6kl_err("unable to configure snr threshold\n"); 1720 return -EIO; 1721 } 1722 1723 return 0; 1724 } 1725 1726 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len) 1727 { 1728 u16 ap_info_entry_size; 1729 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap; 1730 struct wmi_ap_info_v1 *ap_info_v1; 1731 u8 index; 1732 1733 if (len < sizeof(struct wmi_aplist_event) || 1734 ev->ap_list_ver != APLIST_VER1) 1735 return -EINVAL; 1736 1737 ap_info_entry_size = sizeof(struct wmi_ap_info_v1); 1738 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list; 1739 1740 ath6kl_dbg(ATH6KL_DBG_WMI, 1741 "number of APs in aplist event: %d\n", ev->num_ap); 1742 1743 if (len < (int) (sizeof(struct wmi_aplist_event) + 1744 (ev->num_ap - 1) * ap_info_entry_size)) 1745 return -EINVAL; 1746 1747 /* AP list version 1 contents */ 1748 for (index = 0; index < ev->num_ap; index++) { 1749 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n", 1750 index, ap_info_v1->bssid, ap_info_v1->channel); 1751 ap_info_v1++; 1752 } 1753 1754 return 0; 1755 } 1756 1757 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb, 1758 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag) 1759 { 1760 struct wmi_cmd_hdr *cmd_hdr; 1761 enum htc_endpoint_id ep_id = wmi->ep_id; 1762 int ret; 1763 u16 info1; 1764 1765 if (WARN_ON(skb == NULL || 1766 (if_idx > (wmi->parent_dev->vif_max - 1)))) { 1767 dev_kfree_skb(skb); 1768 return -EINVAL; 1769 } 1770 1771 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n", 1772 cmd_id, skb->len, sync_flag); 1773 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ", 1774 skb->data, skb->len); 1775 1776 if (sync_flag >= END_WMIFLAG) { 1777 dev_kfree_skb(skb); 1778 return -EINVAL; 1779 } 1780 1781 if ((sync_flag == SYNC_BEFORE_WMIFLAG) || 1782 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1783 /* 1784 * Make sure all data currently queued is transmitted before 1785 * the cmd execution. Establish a new sync point. 1786 */ 1787 ath6kl_wmi_sync_point(wmi, if_idx); 1788 } 1789 1790 skb_push(skb, sizeof(struct wmi_cmd_hdr)); 1791 1792 cmd_hdr = (struct wmi_cmd_hdr *) skb->data; 1793 cmd_hdr->cmd_id = cpu_to_le16(cmd_id); 1794 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK; 1795 cmd_hdr->info1 = cpu_to_le16(info1); 1796 1797 /* Only for OPT_TX_CMD, use BE endpoint. */ 1798 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) { 1799 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, 1800 false, false, 0, NULL, if_idx); 1801 if (ret) { 1802 dev_kfree_skb(skb); 1803 return ret; 1804 } 1805 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE); 1806 } 1807 1808 ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 1809 1810 if ((sync_flag == SYNC_AFTER_WMIFLAG) || 1811 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1812 /* 1813 * Make sure all new data queued waits for the command to 1814 * execute. Establish a new sync point. 1815 */ 1816 ath6kl_wmi_sync_point(wmi, if_idx); 1817 } 1818 1819 return 0; 1820 } 1821 1822 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx, 1823 enum network_type nw_type, 1824 enum dot11_auth_mode dot11_auth_mode, 1825 enum auth_mode auth_mode, 1826 enum crypto_type pairwise_crypto, 1827 u8 pairwise_crypto_len, 1828 enum crypto_type group_crypto, 1829 u8 group_crypto_len, int ssid_len, u8 *ssid, 1830 u8 *bssid, u16 channel, u32 ctrl_flags, 1831 u8 nw_subtype) 1832 { 1833 struct sk_buff *skb; 1834 struct wmi_connect_cmd *cc; 1835 int ret; 1836 1837 ath6kl_dbg(ATH6KL_DBG_WMI, 1838 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d " 1839 "type %d dot11_auth %d auth %d pairwise %d group %d\n", 1840 bssid, channel, ctrl_flags, ssid_len, nw_type, 1841 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto); 1842 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len); 1843 1844 wmi->traffic_class = 100; 1845 1846 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT)) 1847 return -EINVAL; 1848 1849 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT)) 1850 return -EINVAL; 1851 1852 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd)); 1853 if (!skb) 1854 return -ENOMEM; 1855 1856 cc = (struct wmi_connect_cmd *) skb->data; 1857 1858 if (ssid_len) 1859 memcpy(cc->ssid, ssid, ssid_len); 1860 1861 cc->ssid_len = ssid_len; 1862 cc->nw_type = nw_type; 1863 cc->dot11_auth_mode = dot11_auth_mode; 1864 cc->auth_mode = auth_mode; 1865 cc->prwise_crypto_type = pairwise_crypto; 1866 cc->prwise_crypto_len = pairwise_crypto_len; 1867 cc->grp_crypto_type = group_crypto; 1868 cc->grp_crypto_len = group_crypto_len; 1869 cc->ch = cpu_to_le16(channel); 1870 cc->ctrl_flags = cpu_to_le32(ctrl_flags); 1871 cc->nw_subtype = nw_subtype; 1872 1873 if (bssid != NULL) 1874 memcpy(cc->bssid, bssid, ETH_ALEN); 1875 1876 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID, 1877 NO_SYNC_WMIFLAG); 1878 1879 return ret; 1880 } 1881 1882 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid, 1883 u16 channel) 1884 { 1885 struct sk_buff *skb; 1886 struct wmi_reconnect_cmd *cc; 1887 int ret; 1888 1889 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n", 1890 bssid, channel); 1891 1892 wmi->traffic_class = 100; 1893 1894 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd)); 1895 if (!skb) 1896 return -ENOMEM; 1897 1898 cc = (struct wmi_reconnect_cmd *) skb->data; 1899 cc->channel = cpu_to_le16(channel); 1900 1901 if (bssid != NULL) 1902 memcpy(cc->bssid, bssid, ETH_ALEN); 1903 1904 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID, 1905 NO_SYNC_WMIFLAG); 1906 1907 return ret; 1908 } 1909 1910 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx) 1911 { 1912 int ret; 1913 1914 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n"); 1915 1916 wmi->traffic_class = 100; 1917 1918 /* Disconnect command does not need to do a SYNC before. */ 1919 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID); 1920 1921 return ret; 1922 } 1923 1924 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use 1925 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P 1926 * mgmt operations using station interface. 1927 */ 1928 static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx, 1929 enum wmi_scan_type scan_type, 1930 u32 force_fgscan, u32 is_legacy, 1931 u32 home_dwell_time, 1932 u32 force_scan_interval, 1933 s8 num_chan, u16 *ch_list) 1934 { 1935 struct sk_buff *skb; 1936 struct wmi_start_scan_cmd *sc; 1937 s8 size; 1938 int i, ret; 1939 1940 size = sizeof(struct wmi_start_scan_cmd); 1941 1942 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1943 return -EINVAL; 1944 1945 if (num_chan > WMI_MAX_CHANNELS) 1946 return -EINVAL; 1947 1948 if (num_chan) 1949 size += sizeof(u16) * (num_chan - 1); 1950 1951 skb = ath6kl_wmi_get_new_buf(size); 1952 if (!skb) 1953 return -ENOMEM; 1954 1955 sc = (struct wmi_start_scan_cmd *) skb->data; 1956 sc->scan_type = scan_type; 1957 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1958 sc->is_legacy = cpu_to_le32(is_legacy); 1959 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1960 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1961 sc->num_ch = num_chan; 1962 1963 for (i = 0; i < num_chan; i++) 1964 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1965 1966 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID, 1967 NO_SYNC_WMIFLAG); 1968 1969 return ret; 1970 } 1971 1972 /* 1973 * beginscan supports (compared to old startscan) P2P mgmt operations using 1974 * station interface, send additional information like supported rates to 1975 * advertise and xmit rates for probe requests 1976 */ 1977 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, 1978 enum wmi_scan_type scan_type, 1979 u32 force_fgscan, u32 is_legacy, 1980 u32 home_dwell_time, u32 force_scan_interval, 1981 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates) 1982 { 1983 struct ieee80211_supported_band *sband; 1984 struct sk_buff *skb; 1985 struct wmi_begin_scan_cmd *sc; 1986 s8 size, *supp_rates; 1987 int i, band, ret; 1988 struct ath6kl *ar = wmi->parent_dev; 1989 int num_rates; 1990 u32 ratemask; 1991 1992 if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 1993 ar->fw_capabilities)) { 1994 return ath6kl_wmi_startscan_cmd(wmi, if_idx, 1995 scan_type, force_fgscan, 1996 is_legacy, home_dwell_time, 1997 force_scan_interval, 1998 num_chan, ch_list); 1999 } 2000 2001 size = sizeof(struct wmi_begin_scan_cmd); 2002 2003 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 2004 return -EINVAL; 2005 2006 if (num_chan > WMI_MAX_CHANNELS) 2007 return -EINVAL; 2008 2009 if (num_chan) 2010 size += sizeof(u16) * (num_chan - 1); 2011 2012 skb = ath6kl_wmi_get_new_buf(size); 2013 if (!skb) 2014 return -ENOMEM; 2015 2016 sc = (struct wmi_begin_scan_cmd *) skb->data; 2017 sc->scan_type = scan_type; 2018 sc->force_fg_scan = cpu_to_le32(force_fgscan); 2019 sc->is_legacy = cpu_to_le32(is_legacy); 2020 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 2021 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 2022 sc->no_cck = cpu_to_le32(no_cck); 2023 sc->num_ch = num_chan; 2024 2025 for (band = 0; band < IEEE80211_NUM_BANDS; band++) { 2026 sband = ar->wiphy->bands[band]; 2027 2028 if (!sband) 2029 continue; 2030 2031 if (WARN_ON(band >= ATH6KL_NUM_BANDS)) 2032 break; 2033 2034 ratemask = rates[band]; 2035 supp_rates = sc->supp_rates[band].rates; 2036 num_rates = 0; 2037 2038 for (i = 0; i < sband->n_bitrates; i++) { 2039 if ((BIT(i) & ratemask) == 0) 2040 continue; /* skip rate */ 2041 supp_rates[num_rates++] = 2042 (u8) (sband->bitrates[i].bitrate / 5); 2043 } 2044 sc->supp_rates[band].nrates = num_rates; 2045 } 2046 2047 for (i = 0; i < num_chan; i++) 2048 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 2049 2050 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID, 2051 NO_SYNC_WMIFLAG); 2052 2053 return ret; 2054 } 2055 2056 int ath6kl_wmi_enable_sched_scan_cmd(struct wmi *wmi, u8 if_idx, bool enable) 2057 { 2058 struct sk_buff *skb; 2059 struct wmi_enable_sched_scan_cmd *sc; 2060 int ret; 2061 2062 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2063 if (!skb) 2064 return -ENOMEM; 2065 2066 ath6kl_dbg(ATH6KL_DBG_WMI, "%s scheduled scan on vif %d\n", 2067 enable ? "enabling" : "disabling", if_idx); 2068 sc = (struct wmi_enable_sched_scan_cmd *) skb->data; 2069 sc->enable = enable ? 1 : 0; 2070 2071 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2072 WMI_ENABLE_SCHED_SCAN_CMDID, 2073 NO_SYNC_WMIFLAG); 2074 return ret; 2075 } 2076 2077 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx, 2078 u16 fg_start_sec, 2079 u16 fg_end_sec, u16 bg_sec, 2080 u16 minact_chdw_msec, u16 maxact_chdw_msec, 2081 u16 pas_chdw_msec, u8 short_scan_ratio, 2082 u8 scan_ctrl_flag, u32 max_dfsch_act_time, 2083 u16 maxact_scan_per_ssid) 2084 { 2085 struct sk_buff *skb; 2086 struct wmi_scan_params_cmd *sc; 2087 int ret; 2088 2089 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2090 if (!skb) 2091 return -ENOMEM; 2092 2093 sc = (struct wmi_scan_params_cmd *) skb->data; 2094 sc->fg_start_period = cpu_to_le16(fg_start_sec); 2095 sc->fg_end_period = cpu_to_le16(fg_end_sec); 2096 sc->bg_period = cpu_to_le16(bg_sec); 2097 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec); 2098 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec); 2099 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec); 2100 sc->short_scan_ratio = short_scan_ratio; 2101 sc->scan_ctrl_flags = scan_ctrl_flag; 2102 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time); 2103 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid); 2104 2105 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID, 2106 NO_SYNC_WMIFLAG); 2107 return ret; 2108 } 2109 2110 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask) 2111 { 2112 struct sk_buff *skb; 2113 struct wmi_bss_filter_cmd *cmd; 2114 int ret; 2115 2116 if (filter >= LAST_BSS_FILTER) 2117 return -EINVAL; 2118 2119 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2120 if (!skb) 2121 return -ENOMEM; 2122 2123 cmd = (struct wmi_bss_filter_cmd *) skb->data; 2124 cmd->bss_filter = filter; 2125 cmd->ie_mask = cpu_to_le32(ie_mask); 2126 2127 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID, 2128 NO_SYNC_WMIFLAG); 2129 return ret; 2130 } 2131 2132 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, 2133 u8 ssid_len, u8 *ssid) 2134 { 2135 struct sk_buff *skb; 2136 struct wmi_probed_ssid_cmd *cmd; 2137 int ret; 2138 2139 if (index >= MAX_PROBED_SSIDS) 2140 return -EINVAL; 2141 2142 if (ssid_len > sizeof(cmd->ssid)) 2143 return -EINVAL; 2144 2145 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0)) 2146 return -EINVAL; 2147 2148 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len) 2149 return -EINVAL; 2150 2151 if (flag & SPECIFIC_SSID_FLAG) 2152 wmi->is_probe_ssid = true; 2153 2154 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2155 if (!skb) 2156 return -ENOMEM; 2157 2158 cmd = (struct wmi_probed_ssid_cmd *) skb->data; 2159 cmd->entry_index = index; 2160 cmd->flag = flag; 2161 cmd->ssid_len = ssid_len; 2162 memcpy(cmd->ssid, ssid, ssid_len); 2163 2164 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID, 2165 NO_SYNC_WMIFLAG); 2166 return ret; 2167 } 2168 2169 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx, 2170 u16 listen_interval, 2171 u16 listen_beacons) 2172 { 2173 struct sk_buff *skb; 2174 struct wmi_listen_int_cmd *cmd; 2175 int ret; 2176 2177 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2178 if (!skb) 2179 return -ENOMEM; 2180 2181 cmd = (struct wmi_listen_int_cmd *) skb->data; 2182 cmd->listen_intvl = cpu_to_le16(listen_interval); 2183 cmd->num_beacons = cpu_to_le16(listen_beacons); 2184 2185 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID, 2186 NO_SYNC_WMIFLAG); 2187 return ret; 2188 } 2189 2190 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx, 2191 u16 bmiss_time, u16 num_beacons) 2192 { 2193 struct sk_buff *skb; 2194 struct wmi_bmiss_time_cmd *cmd; 2195 int ret; 2196 2197 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2198 if (!skb) 2199 return -ENOMEM; 2200 2201 cmd = (struct wmi_bmiss_time_cmd *) skb->data; 2202 cmd->bmiss_time = cpu_to_le16(bmiss_time); 2203 cmd->num_beacons = cpu_to_le16(num_beacons); 2204 2205 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID, 2206 NO_SYNC_WMIFLAG); 2207 return ret; 2208 } 2209 2210 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode) 2211 { 2212 struct sk_buff *skb; 2213 struct wmi_power_mode_cmd *cmd; 2214 int ret; 2215 2216 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2217 if (!skb) 2218 return -ENOMEM; 2219 2220 cmd = (struct wmi_power_mode_cmd *) skb->data; 2221 cmd->pwr_mode = pwr_mode; 2222 wmi->pwr_mode = pwr_mode; 2223 2224 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID, 2225 NO_SYNC_WMIFLAG); 2226 return ret; 2227 } 2228 2229 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period, 2230 u16 ps_poll_num, u16 dtim_policy, 2231 u16 tx_wakeup_policy, u16 num_tx_to_wakeup, 2232 u16 ps_fail_event_policy) 2233 { 2234 struct sk_buff *skb; 2235 struct wmi_power_params_cmd *pm; 2236 int ret; 2237 2238 skb = ath6kl_wmi_get_new_buf(sizeof(*pm)); 2239 if (!skb) 2240 return -ENOMEM; 2241 2242 pm = (struct wmi_power_params_cmd *)skb->data; 2243 pm->idle_period = cpu_to_le16(idle_period); 2244 pm->pspoll_number = cpu_to_le16(ps_poll_num); 2245 pm->dtim_policy = cpu_to_le16(dtim_policy); 2246 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy); 2247 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup); 2248 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy); 2249 2250 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID, 2251 NO_SYNC_WMIFLAG); 2252 return ret; 2253 } 2254 2255 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout) 2256 { 2257 struct sk_buff *skb; 2258 struct wmi_disc_timeout_cmd *cmd; 2259 int ret; 2260 2261 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2262 if (!skb) 2263 return -ENOMEM; 2264 2265 cmd = (struct wmi_disc_timeout_cmd *) skb->data; 2266 cmd->discon_timeout = timeout; 2267 2268 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID, 2269 NO_SYNC_WMIFLAG); 2270 2271 if (ret == 0) 2272 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout); 2273 2274 return ret; 2275 } 2276 2277 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, 2278 enum crypto_type key_type, 2279 u8 key_usage, u8 key_len, 2280 u8 *key_rsc, unsigned int key_rsc_len, 2281 u8 *key_material, 2282 u8 key_op_ctrl, u8 *mac_addr, 2283 enum wmi_sync_flag sync_flag) 2284 { 2285 struct sk_buff *skb; 2286 struct wmi_add_cipher_key_cmd *cmd; 2287 int ret; 2288 2289 ath6kl_dbg(ATH6KL_DBG_WMI, 2290 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n", 2291 key_index, key_type, key_usage, key_len, key_op_ctrl); 2292 2293 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) || 2294 (key_material == NULL) || key_rsc_len > 8) 2295 return -EINVAL; 2296 2297 if ((WEP_CRYPT != key_type) && (NULL == key_rsc)) 2298 return -EINVAL; 2299 2300 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2301 if (!skb) 2302 return -ENOMEM; 2303 2304 cmd = (struct wmi_add_cipher_key_cmd *) skb->data; 2305 cmd->key_index = key_index; 2306 cmd->key_type = key_type; 2307 cmd->key_usage = key_usage; 2308 cmd->key_len = key_len; 2309 memcpy(cmd->key, key_material, key_len); 2310 2311 if (key_rsc != NULL) 2312 memcpy(cmd->key_rsc, key_rsc, key_rsc_len); 2313 2314 cmd->key_op_ctrl = key_op_ctrl; 2315 2316 if (mac_addr) 2317 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN); 2318 2319 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID, 2320 sync_flag); 2321 2322 return ret; 2323 } 2324 2325 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk) 2326 { 2327 struct sk_buff *skb; 2328 struct wmi_add_krk_cmd *cmd; 2329 int ret; 2330 2331 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2332 if (!skb) 2333 return -ENOMEM; 2334 2335 cmd = (struct wmi_add_krk_cmd *) skb->data; 2336 memcpy(cmd->krk, krk, WMI_KRK_LEN); 2337 2338 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID, 2339 NO_SYNC_WMIFLAG); 2340 2341 return ret; 2342 } 2343 2344 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index) 2345 { 2346 struct sk_buff *skb; 2347 struct wmi_delete_cipher_key_cmd *cmd; 2348 int ret; 2349 2350 if (key_index > WMI_MAX_KEY_INDEX) 2351 return -EINVAL; 2352 2353 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2354 if (!skb) 2355 return -ENOMEM; 2356 2357 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data; 2358 cmd->key_index = key_index; 2359 2360 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID, 2361 NO_SYNC_WMIFLAG); 2362 2363 return ret; 2364 } 2365 2366 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, 2367 const u8 *pmkid, bool set) 2368 { 2369 struct sk_buff *skb; 2370 struct wmi_setpmkid_cmd *cmd; 2371 int ret; 2372 2373 if (bssid == NULL) 2374 return -EINVAL; 2375 2376 if (set && pmkid == NULL) 2377 return -EINVAL; 2378 2379 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2380 if (!skb) 2381 return -ENOMEM; 2382 2383 cmd = (struct wmi_setpmkid_cmd *) skb->data; 2384 memcpy(cmd->bssid, bssid, ETH_ALEN); 2385 if (set) { 2386 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid)); 2387 cmd->enable = PMKID_ENABLE; 2388 } else { 2389 memset(cmd->pmkid, 0, sizeof(cmd->pmkid)); 2390 cmd->enable = PMKID_DISABLE; 2391 } 2392 2393 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID, 2394 NO_SYNC_WMIFLAG); 2395 2396 return ret; 2397 } 2398 2399 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb, 2400 enum htc_endpoint_id ep_id, u8 if_idx) 2401 { 2402 struct wmi_data_hdr *data_hdr; 2403 int ret; 2404 2405 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) { 2406 dev_kfree_skb(skb); 2407 return -EINVAL; 2408 } 2409 2410 skb_push(skb, sizeof(struct wmi_data_hdr)); 2411 2412 data_hdr = (struct wmi_data_hdr *) skb->data; 2413 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT; 2414 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 2415 2416 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 2417 2418 return ret; 2419 } 2420 2421 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) 2422 { 2423 struct sk_buff *skb; 2424 struct wmi_sync_cmd *cmd; 2425 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC]; 2426 enum htc_endpoint_id ep_id; 2427 u8 index, num_pri_streams = 0; 2428 int ret = 0; 2429 2430 memset(data_sync_bufs, 0, sizeof(data_sync_bufs)); 2431 2432 spin_lock_bh(&wmi->lock); 2433 2434 for (index = 0; index < WMM_NUM_AC; index++) { 2435 if (wmi->fat_pipe_exist & (1 << index)) { 2436 num_pri_streams++; 2437 data_sync_bufs[num_pri_streams - 1].traffic_class = 2438 index; 2439 } 2440 } 2441 2442 spin_unlock_bh(&wmi->lock); 2443 2444 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2445 if (!skb) 2446 return -ENOMEM; 2447 2448 cmd = (struct wmi_sync_cmd *) skb->data; 2449 2450 /* 2451 * In the SYNC cmd sent on the control Ep, send a bitmap 2452 * of the data eps on which the Data Sync will be sent 2453 */ 2454 cmd->data_sync_map = wmi->fat_pipe_exist; 2455 2456 for (index = 0; index < num_pri_streams; index++) { 2457 data_sync_bufs[index].skb = ath6kl_buf_alloc(0); 2458 if (data_sync_bufs[index].skb == NULL) { 2459 ret = -ENOMEM; 2460 break; 2461 } 2462 } 2463 2464 /* 2465 * If buffer allocation for any of the dataSync fails, 2466 * then do not send the Synchronize cmd on the control ep 2467 */ 2468 if (ret) 2469 goto free_cmd_skb; 2470 2471 /* 2472 * Send sync cmd followed by sync data messages on all 2473 * endpoints being used 2474 */ 2475 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID, 2476 NO_SYNC_WMIFLAG); 2477 2478 if (ret) 2479 goto free_data_skb; 2480 2481 for (index = 0; index < num_pri_streams; index++) { 2482 2483 if (WARN_ON(!data_sync_bufs[index].skb)) 2484 goto free_data_skb; 2485 2486 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, 2487 data_sync_bufs[index]. 2488 traffic_class); 2489 ret = 2490 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb, 2491 ep_id, if_idx); 2492 2493 data_sync_bufs[index].skb = NULL; 2494 2495 if (ret) 2496 goto free_data_skb; 2497 } 2498 2499 return 0; 2500 2501 free_cmd_skb: 2502 /* free up any resources left over (possibly due to an error) */ 2503 dev_kfree_skb(skb); 2504 2505 free_data_skb: 2506 for (index = 0; index < num_pri_streams; index++) 2507 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb); 2508 2509 return ret; 2510 } 2511 2512 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx, 2513 struct wmi_create_pstream_cmd *params) 2514 { 2515 struct sk_buff *skb; 2516 struct wmi_create_pstream_cmd *cmd; 2517 u8 fatpipe_exist_for_ac = 0; 2518 s32 min_phy = 0; 2519 s32 nominal_phy = 0; 2520 int ret; 2521 2522 if (!((params->user_pri < 8) && 2523 (params->user_pri <= 0x7) && 2524 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) && 2525 (params->traffic_direc == UPLINK_TRAFFIC || 2526 params->traffic_direc == DNLINK_TRAFFIC || 2527 params->traffic_direc == BIDIR_TRAFFIC) && 2528 (params->traffic_type == TRAFFIC_TYPE_APERIODIC || 2529 params->traffic_type == TRAFFIC_TYPE_PERIODIC) && 2530 (params->voice_psc_cap == DISABLE_FOR_THIS_AC || 2531 params->voice_psc_cap == ENABLE_FOR_THIS_AC || 2532 params->voice_psc_cap == ENABLE_FOR_ALL_AC) && 2533 (params->tsid == WMI_IMPLICIT_PSTREAM || 2534 params->tsid <= WMI_MAX_THINSTREAM))) { 2535 return -EINVAL; 2536 } 2537 2538 /* 2539 * Check nominal PHY rate is >= minimalPHY, 2540 * so that DUT can allow TSRS IE 2541 */ 2542 2543 /* Get the physical rate (units of bps) */ 2544 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000); 2545 2546 /* Check minimal phy < nominal phy rate */ 2547 if (params->nominal_phy >= min_phy) { 2548 /* unit of 500 kbps */ 2549 nominal_phy = (params->nominal_phy * 1000) / 500; 2550 ath6kl_dbg(ATH6KL_DBG_WMI, 2551 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n", 2552 min_phy, nominal_phy); 2553 2554 params->nominal_phy = nominal_phy; 2555 } else { 2556 params->nominal_phy = 0; 2557 } 2558 2559 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2560 if (!skb) 2561 return -ENOMEM; 2562 2563 ath6kl_dbg(ATH6KL_DBG_WMI, 2564 "sending create_pstream_cmd: ac=%d tsid:%d\n", 2565 params->traffic_class, params->tsid); 2566 2567 cmd = (struct wmi_create_pstream_cmd *) skb->data; 2568 memcpy(cmd, params, sizeof(*cmd)); 2569 2570 /* This is an implicitly created Fat pipe */ 2571 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) { 2572 spin_lock_bh(&wmi->lock); 2573 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2574 (1 << params->traffic_class)); 2575 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2576 spin_unlock_bh(&wmi->lock); 2577 } else { 2578 /* explicitly created thin stream within a fat pipe */ 2579 spin_lock_bh(&wmi->lock); 2580 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2581 (1 << params->traffic_class)); 2582 wmi->stream_exist_for_ac[params->traffic_class] |= 2583 (1 << params->tsid); 2584 /* 2585 * If a thinstream becomes active, the fat pipe automatically 2586 * becomes active 2587 */ 2588 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2589 spin_unlock_bh(&wmi->lock); 2590 } 2591 2592 /* 2593 * Indicate activty change to driver layer only if this is the 2594 * first TSID to get created in this AC explicitly or an implicit 2595 * fat pipe is getting created. 2596 */ 2597 if (!fatpipe_exist_for_ac) 2598 ath6kl_indicate_tx_activity(wmi->parent_dev, 2599 params->traffic_class, true); 2600 2601 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID, 2602 NO_SYNC_WMIFLAG); 2603 return ret; 2604 } 2605 2606 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, 2607 u8 tsid) 2608 { 2609 struct sk_buff *skb; 2610 struct wmi_delete_pstream_cmd *cmd; 2611 u16 active_tsids = 0; 2612 int ret; 2613 2614 if (traffic_class > 3) { 2615 ath6kl_err("invalid traffic class: %d\n", traffic_class); 2616 return -EINVAL; 2617 } 2618 2619 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2620 if (!skb) 2621 return -ENOMEM; 2622 2623 cmd = (struct wmi_delete_pstream_cmd *) skb->data; 2624 cmd->traffic_class = traffic_class; 2625 cmd->tsid = tsid; 2626 2627 spin_lock_bh(&wmi->lock); 2628 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2629 spin_unlock_bh(&wmi->lock); 2630 2631 if (!(active_tsids & (1 << tsid))) { 2632 dev_kfree_skb(skb); 2633 ath6kl_dbg(ATH6KL_DBG_WMI, 2634 "TSID %d doesn't exist for traffic class: %d\n", 2635 tsid, traffic_class); 2636 return -ENODATA; 2637 } 2638 2639 ath6kl_dbg(ATH6KL_DBG_WMI, 2640 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n", 2641 traffic_class, tsid); 2642 2643 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID, 2644 SYNC_BEFORE_WMIFLAG); 2645 2646 spin_lock_bh(&wmi->lock); 2647 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid); 2648 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2649 spin_unlock_bh(&wmi->lock); 2650 2651 /* 2652 * Indicate stream inactivity to driver layer only if all tsids 2653 * within this AC are deleted. 2654 */ 2655 if (!active_tsids) { 2656 ath6kl_indicate_tx_activity(wmi->parent_dev, 2657 traffic_class, false); 2658 wmi->fat_pipe_exist &= ~(1 << traffic_class); 2659 } 2660 2661 return ret; 2662 } 2663 2664 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, 2665 __be32 ips0, __be32 ips1) 2666 { 2667 struct sk_buff *skb; 2668 struct wmi_set_ip_cmd *cmd; 2669 int ret; 2670 2671 /* Multicast address are not valid */ 2672 if (ipv4_is_multicast(ips0) || 2673 ipv4_is_multicast(ips1)) 2674 return -EINVAL; 2675 2676 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd)); 2677 if (!skb) 2678 return -ENOMEM; 2679 2680 cmd = (struct wmi_set_ip_cmd *) skb->data; 2681 cmd->ips[0] = ips0; 2682 cmd->ips[1] = ips1; 2683 2684 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID, 2685 NO_SYNC_WMIFLAG); 2686 return ret; 2687 } 2688 2689 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) 2690 { 2691 u16 active_tsids; 2692 u8 stream_exist; 2693 int i; 2694 2695 /* 2696 * Relinquish credits from all implicitly created pstreams 2697 * since when we go to sleep. If user created explicit 2698 * thinstreams exists with in a fatpipe leave them intact 2699 * for the user to delete. 2700 */ 2701 spin_lock_bh(&wmi->lock); 2702 stream_exist = wmi->fat_pipe_exist; 2703 spin_unlock_bh(&wmi->lock); 2704 2705 for (i = 0; i < WMM_NUM_AC; i++) { 2706 if (stream_exist & (1 << i)) { 2707 2708 /* 2709 * FIXME: Is this lock & unlock inside 2710 * for loop correct? may need rework. 2711 */ 2712 spin_lock_bh(&wmi->lock); 2713 active_tsids = wmi->stream_exist_for_ac[i]; 2714 spin_unlock_bh(&wmi->lock); 2715 2716 /* 2717 * If there are no user created thin streams 2718 * delete the fatpipe 2719 */ 2720 if (!active_tsids) { 2721 stream_exist &= ~(1 << i); 2722 /* 2723 * Indicate inactivity to driver layer for 2724 * this fatpipe (pstream) 2725 */ 2726 ath6kl_indicate_tx_activity(wmi->parent_dev, 2727 i, false); 2728 } 2729 } 2730 } 2731 2732 /* FIXME: Can we do this assignment without locking ? */ 2733 spin_lock_bh(&wmi->lock); 2734 wmi->fat_pipe_exist = stream_exist; 2735 spin_unlock_bh(&wmi->lock); 2736 } 2737 2738 static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx, 2739 const struct cfg80211_bitrate_mask *mask) 2740 { 2741 struct sk_buff *skb; 2742 int ret, mode, band; 2743 u64 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2744 struct wmi_set_tx_select_rates64_cmd *cmd; 2745 2746 memset(&ratemask, 0, sizeof(ratemask)); 2747 2748 /* only check 2.4 and 5 GHz bands, skip the rest */ 2749 for (band = 0; band <= IEEE80211_BAND_5GHZ; band++) { 2750 /* copy legacy rate mask */ 2751 ratemask[band] = mask->control[band].legacy; 2752 if (band == IEEE80211_BAND_5GHZ) 2753 ratemask[band] = 2754 mask->control[band].legacy << 4; 2755 2756 /* copy mcs rate mask */ 2757 mcsrate = mask->control[band].ht_mcs[1]; 2758 mcsrate <<= 8; 2759 mcsrate |= mask->control[band].ht_mcs[0]; 2760 ratemask[band] |= mcsrate << 12; 2761 ratemask[band] |= mcsrate << 28; 2762 } 2763 2764 ath6kl_dbg(ATH6KL_DBG_WMI, 2765 "Ratemask 64 bit: 2.4:%llx 5:%llx\n", 2766 ratemask[0], ratemask[1]); 2767 2768 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2769 if (!skb) 2770 return -ENOMEM; 2771 2772 cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data; 2773 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2774 /* A mode operate in 5GHZ band */ 2775 if (mode == WMI_RATES_MODE_11A || 2776 mode == WMI_RATES_MODE_11A_HT20 || 2777 mode == WMI_RATES_MODE_11A_HT40) 2778 band = IEEE80211_BAND_5GHZ; 2779 else 2780 band = IEEE80211_BAND_2GHZ; 2781 cmd->ratemask[mode] = cpu_to_le64(ratemask[band]); 2782 } 2783 2784 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2785 WMI_SET_TX_SELECT_RATES_CMDID, 2786 NO_SYNC_WMIFLAG); 2787 return ret; 2788 } 2789 2790 static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx, 2791 const struct cfg80211_bitrate_mask *mask) 2792 { 2793 struct sk_buff *skb; 2794 int ret, mode, band; 2795 u32 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2796 struct wmi_set_tx_select_rates32_cmd *cmd; 2797 2798 memset(&ratemask, 0, sizeof(ratemask)); 2799 2800 /* only check 2.4 and 5 GHz bands, skip the rest */ 2801 for (band = 0; band <= IEEE80211_BAND_5GHZ; band++) { 2802 /* copy legacy rate mask */ 2803 ratemask[band] = mask->control[band].legacy; 2804 if (band == IEEE80211_BAND_5GHZ) 2805 ratemask[band] = 2806 mask->control[band].legacy << 4; 2807 2808 /* copy mcs rate mask */ 2809 mcsrate = mask->control[band].ht_mcs[0]; 2810 ratemask[band] |= mcsrate << 12; 2811 ratemask[band] |= mcsrate << 20; 2812 } 2813 2814 ath6kl_dbg(ATH6KL_DBG_WMI, 2815 "Ratemask 32 bit: 2.4:%x 5:%x\n", 2816 ratemask[0], ratemask[1]); 2817 2818 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2819 if (!skb) 2820 return -ENOMEM; 2821 2822 cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data; 2823 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2824 /* A mode operate in 5GHZ band */ 2825 if (mode == WMI_RATES_MODE_11A || 2826 mode == WMI_RATES_MODE_11A_HT20 || 2827 mode == WMI_RATES_MODE_11A_HT40) 2828 band = IEEE80211_BAND_5GHZ; 2829 else 2830 band = IEEE80211_BAND_2GHZ; 2831 cmd->ratemask[mode] = cpu_to_le32(ratemask[band]); 2832 } 2833 2834 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2835 WMI_SET_TX_SELECT_RATES_CMDID, 2836 NO_SYNC_WMIFLAG); 2837 return ret; 2838 } 2839 2840 int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx, 2841 const struct cfg80211_bitrate_mask *mask) 2842 { 2843 struct ath6kl *ar = wmi->parent_dev; 2844 2845 if (ar->hw.flags & ATH6KL_HW_64BIT_RATES) 2846 return ath6kl_set_bitrate_mask64(wmi, if_idx, mask); 2847 else 2848 return ath6kl_set_bitrate_mask32(wmi, if_idx, mask); 2849 } 2850 2851 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, 2852 enum ath6kl_host_mode host_mode) 2853 { 2854 struct sk_buff *skb; 2855 struct wmi_set_host_sleep_mode_cmd *cmd; 2856 int ret; 2857 2858 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) && 2859 (host_mode != ATH6KL_HOST_MODE_AWAKE)) { 2860 ath6kl_err("invalid host sleep mode: %d\n", host_mode); 2861 return -EINVAL; 2862 } 2863 2864 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2865 if (!skb) 2866 return -ENOMEM; 2867 2868 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data; 2869 2870 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { 2871 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); 2872 cmd->asleep = cpu_to_le32(1); 2873 } else 2874 cmd->awake = cpu_to_le32(1); 2875 2876 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2877 WMI_SET_HOST_SLEEP_MODE_CMDID, 2878 NO_SYNC_WMIFLAG); 2879 return ret; 2880 } 2881 2882 /* This command has zero length payload */ 2883 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi, 2884 struct ath6kl_vif *vif) 2885 { 2886 struct ath6kl *ar = wmi->parent_dev; 2887 2888 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags); 2889 wake_up(&ar->event_wq); 2890 2891 return 0; 2892 } 2893 2894 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, 2895 enum ath6kl_wow_mode wow_mode, 2896 u32 filter, u16 host_req_delay) 2897 { 2898 struct sk_buff *skb; 2899 struct wmi_set_wow_mode_cmd *cmd; 2900 int ret; 2901 2902 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) && 2903 wow_mode != ATH6KL_WOW_MODE_DISABLE) { 2904 ath6kl_err("invalid wow mode: %d\n", wow_mode); 2905 return -EINVAL; 2906 } 2907 2908 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2909 if (!skb) 2910 return -ENOMEM; 2911 2912 cmd = (struct wmi_set_wow_mode_cmd *) skb->data; 2913 cmd->enable_wow = cpu_to_le32(wow_mode); 2914 cmd->filter = cpu_to_le32(filter); 2915 cmd->host_req_delay = cpu_to_le16(host_req_delay); 2916 2917 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID, 2918 NO_SYNC_WMIFLAG); 2919 return ret; 2920 } 2921 2922 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2923 u8 list_id, u8 filter_size, 2924 u8 filter_offset, const u8 *filter, 2925 const u8 *mask) 2926 { 2927 struct sk_buff *skb; 2928 struct wmi_add_wow_pattern_cmd *cmd; 2929 u16 size; 2930 u8 *filter_mask; 2931 int ret; 2932 2933 /* 2934 * Allocate additional memory in the buffer to hold 2935 * filter and mask value, which is twice of filter_size. 2936 */ 2937 size = sizeof(*cmd) + (2 * filter_size); 2938 2939 skb = ath6kl_wmi_get_new_buf(size); 2940 if (!skb) 2941 return -ENOMEM; 2942 2943 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data; 2944 cmd->filter_list_id = list_id; 2945 cmd->filter_size = filter_size; 2946 cmd->filter_offset = filter_offset; 2947 2948 memcpy(cmd->filter, filter, filter_size); 2949 2950 filter_mask = (u8 *) (cmd->filter + filter_size); 2951 memcpy(filter_mask, mask, filter_size); 2952 2953 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID, 2954 NO_SYNC_WMIFLAG); 2955 2956 return ret; 2957 } 2958 2959 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2960 u16 list_id, u16 filter_id) 2961 { 2962 struct sk_buff *skb; 2963 struct wmi_del_wow_pattern_cmd *cmd; 2964 int ret; 2965 2966 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2967 if (!skb) 2968 return -ENOMEM; 2969 2970 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data; 2971 cmd->filter_list_id = cpu_to_le16(list_id); 2972 cmd->filter_id = cpu_to_le16(filter_id); 2973 2974 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID, 2975 NO_SYNC_WMIFLAG); 2976 return ret; 2977 } 2978 2979 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb, 2980 enum wmix_command_id cmd_id, 2981 enum wmi_sync_flag sync_flag) 2982 { 2983 struct wmix_cmd_hdr *cmd_hdr; 2984 int ret; 2985 2986 skb_push(skb, sizeof(struct wmix_cmd_hdr)); 2987 2988 cmd_hdr = (struct wmix_cmd_hdr *) skb->data; 2989 cmd_hdr->cmd_id = cpu_to_le32(cmd_id); 2990 2991 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag); 2992 2993 return ret; 2994 } 2995 2996 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source) 2997 { 2998 struct sk_buff *skb; 2999 struct wmix_hb_challenge_resp_cmd *cmd; 3000 int ret; 3001 3002 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3003 if (!skb) 3004 return -ENOMEM; 3005 3006 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data; 3007 cmd->cookie = cpu_to_le32(cookie); 3008 cmd->source = cpu_to_le32(source); 3009 3010 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID, 3011 NO_SYNC_WMIFLAG); 3012 return ret; 3013 } 3014 3015 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config) 3016 { 3017 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd; 3018 struct sk_buff *skb; 3019 int ret; 3020 3021 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3022 if (!skb) 3023 return -ENOMEM; 3024 3025 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data; 3026 cmd->valid = cpu_to_le32(valid); 3027 cmd->config = cpu_to_le32(config); 3028 3029 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID, 3030 NO_SYNC_WMIFLAG); 3031 return ret; 3032 } 3033 3034 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx) 3035 { 3036 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID); 3037 } 3038 3039 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM) 3040 { 3041 struct sk_buff *skb; 3042 struct wmi_set_tx_pwr_cmd *cmd; 3043 int ret; 3044 3045 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd)); 3046 if (!skb) 3047 return -ENOMEM; 3048 3049 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data; 3050 cmd->dbM = dbM; 3051 3052 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID, 3053 NO_SYNC_WMIFLAG); 3054 3055 return ret; 3056 } 3057 3058 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx) 3059 { 3060 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID); 3061 } 3062 3063 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi) 3064 { 3065 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID); 3066 } 3067 3068 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status, 3069 u8 preamble_policy) 3070 { 3071 struct sk_buff *skb; 3072 struct wmi_set_lpreamble_cmd *cmd; 3073 int ret; 3074 3075 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd)); 3076 if (!skb) 3077 return -ENOMEM; 3078 3079 cmd = (struct wmi_set_lpreamble_cmd *) skb->data; 3080 cmd->status = status; 3081 cmd->preamble_policy = preamble_policy; 3082 3083 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID, 3084 NO_SYNC_WMIFLAG); 3085 return ret; 3086 } 3087 3088 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold) 3089 { 3090 struct sk_buff *skb; 3091 struct wmi_set_rts_cmd *cmd; 3092 int ret; 3093 3094 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd)); 3095 if (!skb) 3096 return -ENOMEM; 3097 3098 cmd = (struct wmi_set_rts_cmd *) skb->data; 3099 cmd->threshold = cpu_to_le16(threshold); 3100 3101 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID, 3102 NO_SYNC_WMIFLAG); 3103 return ret; 3104 } 3105 3106 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg) 3107 { 3108 struct sk_buff *skb; 3109 struct wmi_set_wmm_txop_cmd *cmd; 3110 int ret; 3111 3112 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED))) 3113 return -EINVAL; 3114 3115 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd)); 3116 if (!skb) 3117 return -ENOMEM; 3118 3119 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data; 3120 cmd->txop_enable = cfg; 3121 3122 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID, 3123 NO_SYNC_WMIFLAG); 3124 return ret; 3125 } 3126 3127 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx, 3128 u8 keep_alive_intvl) 3129 { 3130 struct sk_buff *skb; 3131 struct wmi_set_keepalive_cmd *cmd; 3132 int ret; 3133 3134 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3135 if (!skb) 3136 return -ENOMEM; 3137 3138 cmd = (struct wmi_set_keepalive_cmd *) skb->data; 3139 cmd->keep_alive_intvl = keep_alive_intvl; 3140 3141 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID, 3142 NO_SYNC_WMIFLAG); 3143 3144 if (ret == 0) 3145 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl); 3146 3147 return ret; 3148 } 3149 3150 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx, 3151 enum ieee80211_band band, 3152 struct ath6kl_htcap *htcap) 3153 { 3154 struct sk_buff *skb; 3155 struct wmi_set_htcap_cmd *cmd; 3156 3157 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3158 if (!skb) 3159 return -ENOMEM; 3160 3161 cmd = (struct wmi_set_htcap_cmd *) skb->data; 3162 3163 /* 3164 * NOTE: Band in firmware matches enum ieee80211_band, it is unlikely 3165 * this will be changed in firmware. If at all there is any change in 3166 * band value, the host needs to be fixed. 3167 */ 3168 cmd->band = band; 3169 cmd->ht_enable = !!htcap->ht_enable; 3170 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20); 3171 cmd->ht40_supported = 3172 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40); 3173 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40); 3174 cmd->intolerant_40mhz = 3175 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT); 3176 cmd->max_ampdu_len_exp = htcap->ampdu_factor; 3177 3178 ath6kl_dbg(ATH6KL_DBG_WMI, 3179 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n", 3180 cmd->band, cmd->ht_enable, cmd->ht40_supported, 3181 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz, 3182 cmd->max_ampdu_len_exp); 3183 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID, 3184 NO_SYNC_WMIFLAG); 3185 } 3186 3187 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len) 3188 { 3189 struct sk_buff *skb; 3190 int ret; 3191 3192 skb = ath6kl_wmi_get_new_buf(len); 3193 if (!skb) 3194 return -ENOMEM; 3195 3196 memcpy(skb->data, buf, len); 3197 3198 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG); 3199 3200 return ret; 3201 } 3202 3203 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on) 3204 { 3205 struct sk_buff *skb; 3206 struct wmi_mcast_filter_cmd *cmd; 3207 int ret; 3208 3209 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3210 if (!skb) 3211 return -ENOMEM; 3212 3213 cmd = (struct wmi_mcast_filter_cmd *) skb->data; 3214 cmd->mcast_all_enable = mc_all_on; 3215 3216 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID, 3217 NO_SYNC_WMIFLAG); 3218 return ret; 3219 } 3220 3221 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, 3222 u8 *filter, bool add_filter) 3223 { 3224 struct sk_buff *skb; 3225 struct wmi_mcast_filter_add_del_cmd *cmd; 3226 int ret; 3227 3228 if ((filter[0] != 0x33 || filter[1] != 0x33) && 3229 (filter[0] != 0x01 || filter[1] != 0x00 || 3230 filter[2] != 0x5e || filter[3] > 0x7f)) { 3231 ath6kl_warn("invalid multicast filter address\n"); 3232 return -EINVAL; 3233 } 3234 3235 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3236 if (!skb) 3237 return -ENOMEM; 3238 3239 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data; 3240 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 3241 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3242 add_filter ? WMI_SET_MCAST_FILTER_CMDID : 3243 WMI_DEL_MCAST_FILTER_CMDID, 3244 NO_SYNC_WMIFLAG); 3245 3246 return ret; 3247 } 3248 3249 int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance) 3250 { 3251 struct sk_buff *skb; 3252 struct wmi_sta_bmiss_enhance_cmd *cmd; 3253 int ret; 3254 3255 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3256 if (!skb) 3257 return -ENOMEM; 3258 3259 cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data; 3260 cmd->enable = enhance ? 1 : 0; 3261 3262 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3263 WMI_STA_BMISS_ENHANCE_CMDID, 3264 NO_SYNC_WMIFLAG); 3265 return ret; 3266 } 3267 3268 int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2) 3269 { 3270 struct sk_buff *skb; 3271 struct wmi_set_regdomain_cmd *cmd; 3272 3273 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3274 if (!skb) 3275 return -ENOMEM; 3276 3277 cmd = (struct wmi_set_regdomain_cmd *) skb->data; 3278 memcpy(cmd->iso_name, alpha2, 2); 3279 3280 return ath6kl_wmi_cmd_send(wmi, 0, skb, 3281 WMI_SET_REGDOMAIN_CMDID, 3282 NO_SYNC_WMIFLAG); 3283 } 3284 3285 s32 ath6kl_wmi_get_rate(s8 rate_index) 3286 { 3287 u8 sgi = 0; 3288 3289 if (rate_index == RATE_AUTO) 3290 return 0; 3291 3292 /* SGI is stored as the MSB of the rate_index */ 3293 if (rate_index & RATE_INDEX_MSB) { 3294 rate_index &= RATE_INDEX_WITHOUT_SGI_MASK; 3295 sgi = 1; 3296 } 3297 3298 if (WARN_ON(rate_index > RATE_MCS_7_40)) 3299 rate_index = RATE_MCS_7_40; 3300 3301 return wmi_rate_tbl[(u32) rate_index][sgi]; 3302 } 3303 3304 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap, 3305 u32 len) 3306 { 3307 struct wmi_pmkid_list_reply *reply; 3308 u32 expected_len; 3309 3310 if (len < sizeof(struct wmi_pmkid_list_reply)) 3311 return -EINVAL; 3312 3313 reply = (struct wmi_pmkid_list_reply *)datap; 3314 expected_len = sizeof(reply->num_pmkid) + 3315 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN; 3316 3317 if (len < expected_len) 3318 return -EINVAL; 3319 3320 return 0; 3321 } 3322 3323 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3324 struct ath6kl_vif *vif) 3325 { 3326 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap; 3327 3328 aggr_recv_addba_req_evt(vif, cmd->tid, 3329 le16_to_cpu(cmd->st_seq_no), cmd->win_sz); 3330 3331 return 0; 3332 } 3333 3334 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3335 struct ath6kl_vif *vif) 3336 { 3337 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap; 3338 3339 aggr_recv_delba_req_evt(vif, cmd->tid); 3340 3341 return 0; 3342 } 3343 3344 /* AP mode functions */ 3345 3346 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx, 3347 struct wmi_connect_cmd *p) 3348 { 3349 struct sk_buff *skb; 3350 struct wmi_connect_cmd *cm; 3351 int res; 3352 3353 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3354 if (!skb) 3355 return -ENOMEM; 3356 3357 cm = (struct wmi_connect_cmd *) skb->data; 3358 memcpy(cm, p, sizeof(*cm)); 3359 3360 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID, 3361 NO_SYNC_WMIFLAG); 3362 ath6kl_dbg(ATH6KL_DBG_WMI, 3363 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n", 3364 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch), 3365 le32_to_cpu(p->ctrl_flags), res); 3366 return res; 3367 } 3368 3369 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac, 3370 u16 reason) 3371 { 3372 struct sk_buff *skb; 3373 struct wmi_ap_set_mlme_cmd *cm; 3374 3375 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3376 if (!skb) 3377 return -ENOMEM; 3378 3379 cm = (struct wmi_ap_set_mlme_cmd *) skb->data; 3380 memcpy(cm->mac, mac, ETH_ALEN); 3381 cm->reason = cpu_to_le16(reason); 3382 cm->cmd = cmd; 3383 3384 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd, 3385 cm->reason); 3386 3387 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID, 3388 NO_SYNC_WMIFLAG); 3389 } 3390 3391 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable) 3392 { 3393 struct sk_buff *skb; 3394 struct wmi_ap_hidden_ssid_cmd *cmd; 3395 3396 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3397 if (!skb) 3398 return -ENOMEM; 3399 3400 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data; 3401 cmd->hidden_ssid = enable ? 1 : 0; 3402 3403 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID, 3404 NO_SYNC_WMIFLAG); 3405 } 3406 3407 /* This command will be used to enable/disable AP uAPSD feature */ 3408 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable) 3409 { 3410 struct wmi_ap_set_apsd_cmd *cmd; 3411 struct sk_buff *skb; 3412 3413 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3414 if (!skb) 3415 return -ENOMEM; 3416 3417 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data; 3418 cmd->enable = enable; 3419 3420 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID, 3421 NO_SYNC_WMIFLAG); 3422 } 3423 3424 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx, 3425 u16 aid, u16 bitmap, u32 flags) 3426 { 3427 struct wmi_ap_apsd_buffered_traffic_cmd *cmd; 3428 struct sk_buff *skb; 3429 3430 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3431 if (!skb) 3432 return -ENOMEM; 3433 3434 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data; 3435 cmd->aid = cpu_to_le16(aid); 3436 cmd->bitmap = cpu_to_le16(bitmap); 3437 cmd->flags = cpu_to_le32(flags); 3438 3439 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3440 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID, 3441 NO_SYNC_WMIFLAG); 3442 } 3443 3444 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len, 3445 struct ath6kl_vif *vif) 3446 { 3447 struct wmi_pspoll_event *ev; 3448 3449 if (len < sizeof(struct wmi_pspoll_event)) 3450 return -EINVAL; 3451 3452 ev = (struct wmi_pspoll_event *) datap; 3453 3454 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid)); 3455 3456 return 0; 3457 } 3458 3459 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len, 3460 struct ath6kl_vif *vif) 3461 { 3462 ath6kl_dtimexpiry_event(vif); 3463 3464 return 0; 3465 } 3466 3467 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid, 3468 bool flag) 3469 { 3470 struct sk_buff *skb; 3471 struct wmi_ap_set_pvb_cmd *cmd; 3472 int ret; 3473 3474 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd)); 3475 if (!skb) 3476 return -ENOMEM; 3477 3478 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data; 3479 cmd->aid = cpu_to_le16(aid); 3480 cmd->rsvd = cpu_to_le16(0); 3481 cmd->flag = cpu_to_le32(flag); 3482 3483 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID, 3484 NO_SYNC_WMIFLAG); 3485 3486 return 0; 3487 } 3488 3489 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx, 3490 u8 rx_meta_ver, 3491 bool rx_dot11_hdr, bool defrag_on_host) 3492 { 3493 struct sk_buff *skb; 3494 struct wmi_rx_frame_format_cmd *cmd; 3495 int ret; 3496 3497 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3498 if (!skb) 3499 return -ENOMEM; 3500 3501 cmd = (struct wmi_rx_frame_format_cmd *) skb->data; 3502 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0; 3503 cmd->defrag_on_host = defrag_on_host ? 1 : 0; 3504 cmd->meta_ver = rx_meta_ver; 3505 3506 /* Delete the local aggr state, on host */ 3507 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID, 3508 NO_SYNC_WMIFLAG); 3509 3510 return ret; 3511 } 3512 3513 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type, 3514 const u8 *ie, u8 ie_len) 3515 { 3516 struct sk_buff *skb; 3517 struct wmi_set_appie_cmd *p; 3518 3519 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3520 if (!skb) 3521 return -ENOMEM; 3522 3523 ath6kl_dbg(ATH6KL_DBG_WMI, 3524 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n", 3525 mgmt_frm_type, ie_len); 3526 p = (struct wmi_set_appie_cmd *) skb->data; 3527 p->mgmt_frm_type = mgmt_frm_type; 3528 p->ie_len = ie_len; 3529 3530 if (ie != NULL && ie_len > 0) 3531 memcpy(p->ie_info, ie, ie_len); 3532 3533 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID, 3534 NO_SYNC_WMIFLAG); 3535 } 3536 3537 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field, 3538 const u8 *ie_info, u8 ie_len) 3539 { 3540 struct sk_buff *skb; 3541 struct wmi_set_ie_cmd *p; 3542 3543 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3544 if (!skb) 3545 return -ENOMEM; 3546 3547 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n", 3548 ie_id, ie_field, ie_len); 3549 p = (struct wmi_set_ie_cmd *) skb->data; 3550 p->ie_id = ie_id; 3551 p->ie_field = ie_field; 3552 p->ie_len = ie_len; 3553 if (ie_info && ie_len > 0) 3554 memcpy(p->ie_info, ie_info, ie_len); 3555 3556 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID, 3557 NO_SYNC_WMIFLAG); 3558 } 3559 3560 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable) 3561 { 3562 struct sk_buff *skb; 3563 struct wmi_disable_11b_rates_cmd *cmd; 3564 3565 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3566 if (!skb) 3567 return -ENOMEM; 3568 3569 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n", 3570 disable); 3571 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data; 3572 cmd->disable = disable ? 1 : 0; 3573 3574 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID, 3575 NO_SYNC_WMIFLAG); 3576 } 3577 3578 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur) 3579 { 3580 struct sk_buff *skb; 3581 struct wmi_remain_on_chnl_cmd *p; 3582 3583 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3584 if (!skb) 3585 return -ENOMEM; 3586 3587 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n", 3588 freq, dur); 3589 p = (struct wmi_remain_on_chnl_cmd *) skb->data; 3590 p->freq = cpu_to_le32(freq); 3591 p->duration = cpu_to_le32(dur); 3592 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID, 3593 NO_SYNC_WMIFLAG); 3594 } 3595 3596 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use 3597 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P 3598 * mgmt operations using station interface. 3599 */ 3600 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3601 u32 freq, u32 wait, const u8 *data, 3602 u16 data_len) 3603 { 3604 struct sk_buff *skb; 3605 struct wmi_send_action_cmd *p; 3606 u8 *buf; 3607 3608 if (wait) 3609 return -EINVAL; /* Offload for wait not supported */ 3610 3611 buf = kmalloc(data_len, GFP_KERNEL); 3612 if (!buf) 3613 return -ENOMEM; 3614 3615 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3616 if (!skb) { 3617 kfree(buf); 3618 return -ENOMEM; 3619 } 3620 3621 kfree(wmi->last_mgmt_tx_frame); 3622 memcpy(buf, data, data_len); 3623 wmi->last_mgmt_tx_frame = buf; 3624 wmi->last_mgmt_tx_frame_len = data_len; 3625 3626 ath6kl_dbg(ATH6KL_DBG_WMI, 3627 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3628 id, freq, wait, data_len); 3629 p = (struct wmi_send_action_cmd *) skb->data; 3630 p->id = cpu_to_le32(id); 3631 p->freq = cpu_to_le32(freq); 3632 p->wait = cpu_to_le32(wait); 3633 p->len = cpu_to_le16(data_len); 3634 memcpy(p->data, data, data_len); 3635 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID, 3636 NO_SYNC_WMIFLAG); 3637 } 3638 3639 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3640 u32 freq, u32 wait, const u8 *data, 3641 u16 data_len, u32 no_cck) 3642 { 3643 struct sk_buff *skb; 3644 struct wmi_send_mgmt_cmd *p; 3645 u8 *buf; 3646 3647 if (wait) 3648 return -EINVAL; /* Offload for wait not supported */ 3649 3650 buf = kmalloc(data_len, GFP_KERNEL); 3651 if (!buf) 3652 return -ENOMEM; 3653 3654 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3655 if (!skb) { 3656 kfree(buf); 3657 return -ENOMEM; 3658 } 3659 3660 kfree(wmi->last_mgmt_tx_frame); 3661 memcpy(buf, data, data_len); 3662 wmi->last_mgmt_tx_frame = buf; 3663 wmi->last_mgmt_tx_frame_len = data_len; 3664 3665 ath6kl_dbg(ATH6KL_DBG_WMI, 3666 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3667 id, freq, wait, data_len); 3668 p = (struct wmi_send_mgmt_cmd *) skb->data; 3669 p->id = cpu_to_le32(id); 3670 p->freq = cpu_to_le32(freq); 3671 p->wait = cpu_to_le32(wait); 3672 p->no_cck = cpu_to_le32(no_cck); 3673 p->len = cpu_to_le16(data_len); 3674 memcpy(p->data, data, data_len); 3675 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID, 3676 NO_SYNC_WMIFLAG); 3677 } 3678 3679 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3680 u32 wait, const u8 *data, u16 data_len, 3681 u32 no_cck) 3682 { 3683 int status; 3684 struct ath6kl *ar = wmi->parent_dev; 3685 3686 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 3687 ar->fw_capabilities)) { 3688 /* 3689 * If capable of doing P2P mgmt operations using 3690 * station interface, send additional information like 3691 * supported rates to advertise and xmit rates for 3692 * probe requests 3693 */ 3694 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq, 3695 wait, data, data_len, 3696 no_cck); 3697 } else { 3698 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq, 3699 wait, data, data_len); 3700 } 3701 3702 return status; 3703 } 3704 3705 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq, 3706 const u8 *dst, const u8 *data, 3707 u16 data_len) 3708 { 3709 struct sk_buff *skb; 3710 struct wmi_p2p_probe_response_cmd *p; 3711 size_t cmd_len = sizeof(*p) + data_len; 3712 3713 if (data_len == 0) 3714 cmd_len++; /* work around target minimum length requirement */ 3715 3716 skb = ath6kl_wmi_get_new_buf(cmd_len); 3717 if (!skb) 3718 return -ENOMEM; 3719 3720 ath6kl_dbg(ATH6KL_DBG_WMI, 3721 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n", 3722 freq, dst, data_len); 3723 p = (struct wmi_p2p_probe_response_cmd *) skb->data; 3724 p->freq = cpu_to_le32(freq); 3725 memcpy(p->destination_addr, dst, ETH_ALEN); 3726 p->len = cpu_to_le16(data_len); 3727 memcpy(p->data, data, data_len); 3728 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3729 WMI_SEND_PROBE_RESPONSE_CMDID, 3730 NO_SYNC_WMIFLAG); 3731 } 3732 3733 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable) 3734 { 3735 struct sk_buff *skb; 3736 struct wmi_probe_req_report_cmd *p; 3737 3738 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3739 if (!skb) 3740 return -ENOMEM; 3741 3742 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n", 3743 enable); 3744 p = (struct wmi_probe_req_report_cmd *) skb->data; 3745 p->enable = enable ? 1 : 0; 3746 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID, 3747 NO_SYNC_WMIFLAG); 3748 } 3749 3750 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags) 3751 { 3752 struct sk_buff *skb; 3753 struct wmi_get_p2p_info *p; 3754 3755 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3756 if (!skb) 3757 return -ENOMEM; 3758 3759 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n", 3760 info_req_flags); 3761 p = (struct wmi_get_p2p_info *) skb->data; 3762 p->info_req_flags = cpu_to_le32(info_req_flags); 3763 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID, 3764 NO_SYNC_WMIFLAG); 3765 } 3766 3767 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx) 3768 { 3769 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n"); 3770 return ath6kl_wmi_simple_cmd(wmi, if_idx, 3771 WMI_CANCEL_REMAIN_ON_CHNL_CMDID); 3772 } 3773 3774 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout) 3775 { 3776 struct sk_buff *skb; 3777 struct wmi_set_inact_period_cmd *cmd; 3778 3779 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3780 if (!skb) 3781 return -ENOMEM; 3782 3783 cmd = (struct wmi_set_inact_period_cmd *) skb->data; 3784 cmd->inact_period = cpu_to_le32(inact_timeout); 3785 cmd->num_null_func = 0; 3786 3787 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID, 3788 NO_SYNC_WMIFLAG); 3789 } 3790 3791 static void ath6kl_wmi_hb_challenge_resp_event(struct wmi *wmi, u8 *datap, 3792 int len) 3793 { 3794 struct wmix_hb_challenge_resp_cmd *cmd; 3795 3796 if (len < sizeof(struct wmix_hb_challenge_resp_cmd)) 3797 return; 3798 3799 cmd = (struct wmix_hb_challenge_resp_cmd *) datap; 3800 ath6kl_recovery_hb_event(wmi->parent_dev, 3801 le32_to_cpu(cmd->cookie)); 3802 } 3803 3804 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb) 3805 { 3806 struct wmix_cmd_hdr *cmd; 3807 u32 len; 3808 u16 id; 3809 u8 *datap; 3810 int ret = 0; 3811 3812 if (skb->len < sizeof(struct wmix_cmd_hdr)) { 3813 ath6kl_err("bad packet 1\n"); 3814 return -EINVAL; 3815 } 3816 3817 cmd = (struct wmix_cmd_hdr *) skb->data; 3818 id = le32_to_cpu(cmd->cmd_id); 3819 3820 skb_pull(skb, sizeof(struct wmix_cmd_hdr)); 3821 3822 datap = skb->data; 3823 len = skb->len; 3824 3825 switch (id) { 3826 case WMIX_HB_CHALLENGE_RESP_EVENTID: 3827 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n"); 3828 ath6kl_wmi_hb_challenge_resp_event(wmi, datap, len); 3829 break; 3830 case WMIX_DBGLOG_EVENTID: 3831 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len); 3832 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len); 3833 break; 3834 default: 3835 ath6kl_warn("unknown cmd id 0x%x\n", id); 3836 ret = -EINVAL; 3837 break; 3838 } 3839 3840 return ret; 3841 } 3842 3843 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len) 3844 { 3845 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len); 3846 } 3847 3848 /* Process interface specific wmi events, caller would free the datap */ 3849 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id, 3850 u8 *datap, u32 len) 3851 { 3852 struct ath6kl_vif *vif; 3853 3854 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx); 3855 if (!vif) { 3856 ath6kl_dbg(ATH6KL_DBG_WMI, 3857 "Wmi event for unavailable vif, vif_index:%d\n", 3858 if_idx); 3859 return -EINVAL; 3860 } 3861 3862 switch (cmd_id) { 3863 case WMI_CONNECT_EVENTID: 3864 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n"); 3865 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif); 3866 case WMI_DISCONNECT_EVENTID: 3867 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n"); 3868 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif); 3869 case WMI_TKIP_MICERR_EVENTID: 3870 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n"); 3871 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif); 3872 case WMI_BSSINFO_EVENTID: 3873 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n"); 3874 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif); 3875 case WMI_NEIGHBOR_REPORT_EVENTID: 3876 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n"); 3877 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len, 3878 vif); 3879 case WMI_SCAN_COMPLETE_EVENTID: 3880 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n"); 3881 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif); 3882 case WMI_REPORT_STATISTICS_EVENTID: 3883 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n"); 3884 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif); 3885 case WMI_CAC_EVENTID: 3886 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n"); 3887 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif); 3888 case WMI_PSPOLL_EVENTID: 3889 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n"); 3890 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif); 3891 case WMI_DTIMEXPIRY_EVENTID: 3892 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n"); 3893 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif); 3894 case WMI_ADDBA_REQ_EVENTID: 3895 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n"); 3896 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif); 3897 case WMI_DELBA_REQ_EVENTID: 3898 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n"); 3899 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif); 3900 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID: 3901 ath6kl_dbg(ATH6KL_DBG_WMI, 3902 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID"); 3903 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif); 3904 case WMI_REMAIN_ON_CHNL_EVENTID: 3905 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n"); 3906 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif); 3907 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID: 3908 ath6kl_dbg(ATH6KL_DBG_WMI, 3909 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n"); 3910 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap, 3911 len, vif); 3912 case WMI_TX_STATUS_EVENTID: 3913 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n"); 3914 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif); 3915 case WMI_RX_PROBE_REQ_EVENTID: 3916 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n"); 3917 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif); 3918 case WMI_RX_ACTION_EVENTID: 3919 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n"); 3920 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif); 3921 case WMI_TXE_NOTIFY_EVENTID: 3922 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TXE_NOTIFY_EVENTID\n"); 3923 return ath6kl_wmi_txe_notify_event_rx(wmi, datap, len, vif); 3924 default: 3925 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id); 3926 return -EINVAL; 3927 } 3928 3929 return 0; 3930 } 3931 3932 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb) 3933 { 3934 struct wmi_cmd_hdr *cmd; 3935 int ret = 0; 3936 u32 len; 3937 u16 id; 3938 u8 if_idx; 3939 u8 *datap; 3940 3941 cmd = (struct wmi_cmd_hdr *) skb->data; 3942 id = le16_to_cpu(cmd->cmd_id); 3943 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK; 3944 3945 skb_pull(skb, sizeof(struct wmi_cmd_hdr)); 3946 datap = skb->data; 3947 len = skb->len; 3948 3949 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len); 3950 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ", 3951 datap, len); 3952 3953 switch (id) { 3954 case WMI_GET_BITRATE_CMDID: 3955 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n"); 3956 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len); 3957 break; 3958 case WMI_GET_CHANNEL_LIST_CMDID: 3959 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n"); 3960 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len); 3961 break; 3962 case WMI_GET_TX_PWR_CMDID: 3963 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n"); 3964 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len); 3965 break; 3966 case WMI_READY_EVENTID: 3967 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n"); 3968 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len); 3969 break; 3970 case WMI_PEER_NODE_EVENTID: 3971 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n"); 3972 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len); 3973 break; 3974 case WMI_REGDOMAIN_EVENTID: 3975 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n"); 3976 ath6kl_wmi_regdomain_event(wmi, datap, len); 3977 break; 3978 case WMI_PSTREAM_TIMEOUT_EVENTID: 3979 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n"); 3980 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len); 3981 break; 3982 case WMI_CMDERROR_EVENTID: 3983 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n"); 3984 ret = ath6kl_wmi_error_event_rx(wmi, datap, len); 3985 break; 3986 case WMI_RSSI_THRESHOLD_EVENTID: 3987 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n"); 3988 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len); 3989 break; 3990 case WMI_ERROR_REPORT_EVENTID: 3991 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n"); 3992 break; 3993 case WMI_OPT_RX_FRAME_EVENTID: 3994 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n"); 3995 /* this event has been deprecated */ 3996 break; 3997 case WMI_REPORT_ROAM_TBL_EVENTID: 3998 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n"); 3999 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len); 4000 break; 4001 case WMI_EXTENSION_EVENTID: 4002 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n"); 4003 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb); 4004 break; 4005 case WMI_CHANNEL_CHANGE_EVENTID: 4006 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n"); 4007 break; 4008 case WMI_REPORT_ROAM_DATA_EVENTID: 4009 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n"); 4010 break; 4011 case WMI_TEST_EVENTID: 4012 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n"); 4013 ret = ath6kl_wmi_test_rx(wmi, datap, len); 4014 break; 4015 case WMI_GET_FIXRATES_CMDID: 4016 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n"); 4017 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len); 4018 break; 4019 case WMI_TX_RETRY_ERR_EVENTID: 4020 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n"); 4021 break; 4022 case WMI_SNR_THRESHOLD_EVENTID: 4023 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n"); 4024 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len); 4025 break; 4026 case WMI_LQ_THRESHOLD_EVENTID: 4027 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n"); 4028 break; 4029 case WMI_APLIST_EVENTID: 4030 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n"); 4031 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len); 4032 break; 4033 case WMI_GET_KEEPALIVE_CMDID: 4034 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n"); 4035 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len); 4036 break; 4037 case WMI_GET_WOW_LIST_EVENTID: 4038 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n"); 4039 break; 4040 case WMI_GET_PMKID_LIST_EVENTID: 4041 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n"); 4042 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len); 4043 break; 4044 case WMI_SET_PARAMS_REPLY_EVENTID: 4045 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n"); 4046 break; 4047 case WMI_ADDBA_RESP_EVENTID: 4048 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n"); 4049 break; 4050 case WMI_REPORT_BTCOEX_CONFIG_EVENTID: 4051 ath6kl_dbg(ATH6KL_DBG_WMI, 4052 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n"); 4053 break; 4054 case WMI_REPORT_BTCOEX_STATS_EVENTID: 4055 ath6kl_dbg(ATH6KL_DBG_WMI, 4056 "WMI_REPORT_BTCOEX_STATS_EVENTID\n"); 4057 break; 4058 case WMI_TX_COMPLETE_EVENTID: 4059 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n"); 4060 ret = ath6kl_wmi_tx_complete_event_rx(datap, len); 4061 break; 4062 case WMI_P2P_CAPABILITIES_EVENTID: 4063 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n"); 4064 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len); 4065 break; 4066 case WMI_P2P_INFO_EVENTID: 4067 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n"); 4068 ret = ath6kl_wmi_p2p_info_event_rx(datap, len); 4069 break; 4070 default: 4071 /* may be the event is interface specific */ 4072 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len); 4073 break; 4074 } 4075 4076 dev_kfree_skb(skb); 4077 return ret; 4078 } 4079 4080 /* Control Path */ 4081 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) 4082 { 4083 if (WARN_ON(skb == NULL)) 4084 return -EINVAL; 4085 4086 if (skb->len < sizeof(struct wmi_cmd_hdr)) { 4087 ath6kl_err("bad packet 1\n"); 4088 dev_kfree_skb(skb); 4089 return -EINVAL; 4090 } 4091 4092 trace_ath6kl_wmi_event(skb->data, skb->len); 4093 4094 return ath6kl_wmi_proc_events(wmi, skb); 4095 } 4096 4097 void ath6kl_wmi_reset(struct wmi *wmi) 4098 { 4099 spin_lock_bh(&wmi->lock); 4100 4101 wmi->fat_pipe_exist = 0; 4102 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac)); 4103 4104 spin_unlock_bh(&wmi->lock); 4105 } 4106 4107 void *ath6kl_wmi_init(struct ath6kl *dev) 4108 { 4109 struct wmi *wmi; 4110 4111 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL); 4112 if (!wmi) 4113 return NULL; 4114 4115 spin_lock_init(&wmi->lock); 4116 4117 wmi->parent_dev = dev; 4118 4119 wmi->pwr_mode = REC_POWER; 4120 4121 ath6kl_wmi_reset(wmi); 4122 4123 return wmi; 4124 } 4125 4126 void ath6kl_wmi_shutdown(struct wmi *wmi) 4127 { 4128 if (!wmi) 4129 return; 4130 4131 kfree(wmi->last_mgmt_tx_frame); 4132 kfree(wmi); 4133 } 4134