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 "../regd.h" 24 #include "../regd_common.h" 25 26 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx); 27 28 static const s32 wmi_rate_tbl[][2] = { 29 /* {W/O SGI, with SGI} */ 30 {1000, 1000}, 31 {2000, 2000}, 32 {5500, 5500}, 33 {11000, 11000}, 34 {6000, 6000}, 35 {9000, 9000}, 36 {12000, 12000}, 37 {18000, 18000}, 38 {24000, 24000}, 39 {36000, 36000}, 40 {48000, 48000}, 41 {54000, 54000}, 42 {6500, 7200}, 43 {13000, 14400}, 44 {19500, 21700}, 45 {26000, 28900}, 46 {39000, 43300}, 47 {52000, 57800}, 48 {58500, 65000}, 49 {65000, 72200}, 50 {13500, 15000}, 51 {27000, 30000}, 52 {40500, 45000}, 53 {54000, 60000}, 54 {81000, 90000}, 55 {108000, 120000}, 56 {121500, 135000}, 57 {135000, 150000}, 58 {0, 0} 59 }; 60 61 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */ 62 static const u8 up_to_ac[] = { 63 WMM_AC_BE, 64 WMM_AC_BK, 65 WMM_AC_BK, 66 WMM_AC_BE, 67 WMM_AC_VI, 68 WMM_AC_VI, 69 WMM_AC_VO, 70 WMM_AC_VO, 71 }; 72 73 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id) 74 { 75 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX)) 76 return; 77 78 wmi->ep_id = ep_id; 79 } 80 81 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi) 82 { 83 return wmi->ep_id; 84 } 85 86 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx) 87 { 88 struct ath6kl_vif *vif, *found = NULL; 89 90 if (WARN_ON(if_idx > (ar->vif_max - 1))) 91 return NULL; 92 93 /* FIXME: Locking */ 94 spin_lock_bh(&ar->list_lock); 95 list_for_each_entry(vif, &ar->vif_list, list) { 96 if (vif->fw_vif_idx == if_idx) { 97 found = vif; 98 break; 99 } 100 } 101 spin_unlock_bh(&ar->list_lock); 102 103 return found; 104 } 105 106 /* Performs DIX to 802.3 encapsulation for transmit packets. 107 * Assumes the entire DIX header is contigous and that there is 108 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers. 109 */ 110 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb) 111 { 112 struct ath6kl_llc_snap_hdr *llc_hdr; 113 struct ethhdr *eth_hdr; 114 size_t new_len; 115 __be16 type; 116 u8 *datap; 117 u16 size; 118 119 if (WARN_ON(skb == NULL)) 120 return -EINVAL; 121 122 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr); 123 if (skb_headroom(skb) < size) 124 return -ENOMEM; 125 126 eth_hdr = (struct ethhdr *) skb->data; 127 type = eth_hdr->h_proto; 128 129 if (!is_ethertype(be16_to_cpu(type))) { 130 ath6kl_dbg(ATH6KL_DBG_WMI, 131 "%s: pkt is already in 802.3 format\n", __func__); 132 return 0; 133 } 134 135 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr); 136 137 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr)); 138 datap = skb->data; 139 140 eth_hdr->h_proto = cpu_to_be16(new_len); 141 142 memcpy(datap, eth_hdr, sizeof(*eth_hdr)); 143 144 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr)); 145 llc_hdr->dsap = 0xAA; 146 llc_hdr->ssap = 0xAA; 147 llc_hdr->cntl = 0x03; 148 llc_hdr->org_code[0] = 0x0; 149 llc_hdr->org_code[1] = 0x0; 150 llc_hdr->org_code[2] = 0x0; 151 llc_hdr->eth_type = type; 152 153 return 0; 154 } 155 156 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb, 157 u8 *version, void *tx_meta_info) 158 { 159 struct wmi_tx_meta_v1 *v1; 160 struct wmi_tx_meta_v2 *v2; 161 162 if (WARN_ON(skb == NULL || version == NULL)) 163 return -EINVAL; 164 165 switch (*version) { 166 case WMI_META_VERSION_1: 167 skb_push(skb, WMI_MAX_TX_META_SZ); 168 v1 = (struct wmi_tx_meta_v1 *) skb->data; 169 v1->pkt_id = 0; 170 v1->rate_plcy_id = 0; 171 *version = WMI_META_VERSION_1; 172 break; 173 case WMI_META_VERSION_2: 174 skb_push(skb, WMI_MAX_TX_META_SZ); 175 v2 = (struct wmi_tx_meta_v2 *) skb->data; 176 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info, 177 sizeof(struct wmi_tx_meta_v2)); 178 break; 179 } 180 181 return 0; 182 } 183 184 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb, 185 u8 msg_type, u32 flags, 186 enum wmi_data_hdr_data_type data_type, 187 u8 meta_ver, void *tx_meta_info, u8 if_idx) 188 { 189 struct wmi_data_hdr *data_hdr; 190 int ret; 191 192 if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1))) 193 return -EINVAL; 194 195 if (tx_meta_info) { 196 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info); 197 if (ret) 198 return ret; 199 } 200 201 skb_push(skb, sizeof(struct wmi_data_hdr)); 202 203 data_hdr = (struct wmi_data_hdr *)skb->data; 204 memset(data_hdr, 0, sizeof(struct wmi_data_hdr)); 205 206 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT; 207 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT; 208 209 if (flags & WMI_DATA_HDR_FLAGS_MORE) 210 data_hdr->info |= WMI_DATA_HDR_MORE; 211 212 if (flags & WMI_DATA_HDR_FLAGS_EOSP) 213 data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP); 214 215 data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT); 216 data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 217 218 return 0; 219 } 220 221 u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri) 222 { 223 struct iphdr *ip_hdr = (struct iphdr *) pkt; 224 u8 ip_pri; 225 226 /* 227 * Determine IPTOS priority 228 * 229 * IP-TOS - 8bits 230 * : DSCP(6-bits) ECN(2-bits) 231 * : DSCP - P2 P1 P0 X X X 232 * where (P2 P1 P0) form 802.1D 233 */ 234 ip_pri = ip_hdr->tos >> 5; 235 ip_pri &= 0x7; 236 237 if ((layer2_pri & 0x7) > ip_pri) 238 return (u8) layer2_pri & 0x7; 239 else 240 return ip_pri; 241 } 242 243 u8 ath6kl_wmi_get_traffic_class(u8 user_priority) 244 { 245 return up_to_ac[user_priority & 0x7]; 246 } 247 248 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx, 249 struct sk_buff *skb, 250 u32 layer2_priority, bool wmm_enabled, 251 u8 *ac) 252 { 253 struct wmi_data_hdr *data_hdr; 254 struct ath6kl_llc_snap_hdr *llc_hdr; 255 struct wmi_create_pstream_cmd cmd; 256 u32 meta_size, hdr_size; 257 u16 ip_type = IP_ETHERTYPE; 258 u8 stream_exist, usr_pri; 259 u8 traffic_class = WMM_AC_BE; 260 u8 *datap; 261 262 if (WARN_ON(skb == NULL)) 263 return -EINVAL; 264 265 datap = skb->data; 266 data_hdr = (struct wmi_data_hdr *) datap; 267 268 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) & 269 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0; 270 271 if (!wmm_enabled) { 272 /* If WMM is disabled all traffic goes as BE traffic */ 273 usr_pri = 0; 274 } else { 275 hdr_size = sizeof(struct ethhdr); 276 277 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + 278 sizeof(struct 279 wmi_data_hdr) + 280 meta_size + hdr_size); 281 282 if (llc_hdr->eth_type == htons(ip_type)) { 283 /* 284 * Extract the endpoint info from the TOS field 285 * in the IP header. 286 */ 287 usr_pri = 288 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) + 289 sizeof(struct ath6kl_llc_snap_hdr), 290 layer2_priority); 291 } else 292 usr_pri = layer2_priority & 0x7; 293 294 /* 295 * Queue the EAPOL frames in the same WMM_AC_VO queue 296 * as that of management frames. 297 */ 298 if (skb->protocol == cpu_to_be16(ETH_P_PAE)) 299 usr_pri = WMI_VOICE_USER_PRIORITY; 300 } 301 302 /* 303 * workaround for WMM S5 304 * 305 * FIXME: wmi->traffic_class is always 100 so this test doesn't 306 * make sense 307 */ 308 if ((wmi->traffic_class == WMM_AC_VI) && 309 ((usr_pri == 5) || (usr_pri == 4))) 310 usr_pri = 1; 311 312 /* Convert user priority to traffic class */ 313 traffic_class = up_to_ac[usr_pri & 0x7]; 314 315 wmi_data_hdr_set_up(data_hdr, usr_pri); 316 317 spin_lock_bh(&wmi->lock); 318 stream_exist = wmi->fat_pipe_exist; 319 spin_unlock_bh(&wmi->lock); 320 321 if (!(stream_exist & (1 << traffic_class))) { 322 memset(&cmd, 0, sizeof(cmd)); 323 cmd.traffic_class = traffic_class; 324 cmd.user_pri = usr_pri; 325 cmd.inactivity_int = 326 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT); 327 /* Implicit streams are created with TSID 0xFF */ 328 cmd.tsid = WMI_IMPLICIT_PSTREAM; 329 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd); 330 } 331 332 *ac = traffic_class; 333 334 return 0; 335 } 336 337 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb) 338 { 339 struct ieee80211_hdr_3addr *pwh, wh; 340 struct ath6kl_llc_snap_hdr *llc_hdr; 341 struct ethhdr eth_hdr; 342 u32 hdr_size; 343 u8 *datap; 344 __le16 sub_type; 345 346 if (WARN_ON(skb == NULL)) 347 return -EINVAL; 348 349 datap = skb->data; 350 pwh = (struct ieee80211_hdr_3addr *) datap; 351 352 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE); 353 354 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr)); 355 356 /* Strip off the 802.11 header */ 357 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) { 358 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr), 359 sizeof(u32)); 360 skb_pull(skb, hdr_size); 361 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) 362 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr)); 363 364 datap = skb->data; 365 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap); 366 367 memset(ð_hdr, 0, sizeof(eth_hdr)); 368 eth_hdr.h_proto = llc_hdr->eth_type; 369 370 switch ((le16_to_cpu(wh.frame_control)) & 371 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { 372 case 0: 373 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 374 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 375 break; 376 case IEEE80211_FCTL_TODS: 377 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN); 378 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 379 break; 380 case IEEE80211_FCTL_FROMDS: 381 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 382 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN); 383 break; 384 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: 385 break; 386 } 387 388 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 389 skb_push(skb, sizeof(eth_hdr)); 390 391 datap = skb->data; 392 393 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 394 395 return 0; 396 } 397 398 /* 399 * Performs 802.3 to DIX encapsulation for received packets. 400 * Assumes the entire 802.3 header is contigous. 401 */ 402 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb) 403 { 404 struct ath6kl_llc_snap_hdr *llc_hdr; 405 struct ethhdr eth_hdr; 406 u8 *datap; 407 408 if (WARN_ON(skb == NULL)) 409 return -EINVAL; 410 411 datap = skb->data; 412 413 memcpy(ð_hdr, datap, sizeof(eth_hdr)); 414 415 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr)); 416 eth_hdr.h_proto = llc_hdr->eth_type; 417 418 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 419 datap = skb->data; 420 421 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 422 423 return 0; 424 } 425 426 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len) 427 { 428 struct tx_complete_msg_v1 *msg_v1; 429 struct wmi_tx_complete_event *evt; 430 int index; 431 u16 size; 432 433 evt = (struct wmi_tx_complete_event *) datap; 434 435 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n", 436 evt->num_msg, evt->msg_len, evt->msg_type); 437 438 for (index = 0; index < evt->num_msg; index++) { 439 size = sizeof(struct wmi_tx_complete_event) + 440 (index * sizeof(struct tx_complete_msg_v1)); 441 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size); 442 443 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n", 444 msg_v1->status, msg_v1->pkt_id, 445 msg_v1->rate_idx, msg_v1->ack_failures); 446 } 447 448 return 0; 449 } 450 451 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap, 452 int len, struct ath6kl_vif *vif) 453 { 454 struct wmi_remain_on_chnl_event *ev; 455 u32 freq; 456 u32 dur; 457 struct ieee80211_channel *chan; 458 struct ath6kl *ar = wmi->parent_dev; 459 u32 id; 460 461 if (len < sizeof(*ev)) 462 return -EINVAL; 463 464 ev = (struct wmi_remain_on_chnl_event *) datap; 465 freq = le32_to_cpu(ev->freq); 466 dur = le32_to_cpu(ev->duration); 467 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n", 468 freq, dur); 469 chan = ieee80211_get_channel(ar->wiphy, freq); 470 if (!chan) { 471 ath6kl_dbg(ATH6KL_DBG_WMI, 472 "remain_on_chnl: Unknown channel (freq=%u)\n", 473 freq); 474 return -EINVAL; 475 } 476 id = vif->last_roc_id; 477 cfg80211_ready_on_channel(&vif->wdev, id, chan, NL80211_CHAN_NO_HT, 478 dur, GFP_ATOMIC); 479 480 return 0; 481 } 482 483 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi, 484 u8 *datap, int len, 485 struct ath6kl_vif *vif) 486 { 487 struct wmi_cancel_remain_on_chnl_event *ev; 488 u32 freq; 489 u32 dur; 490 struct ieee80211_channel *chan; 491 struct ath6kl *ar = wmi->parent_dev; 492 u32 id; 493 494 if (len < sizeof(*ev)) 495 return -EINVAL; 496 497 ev = (struct wmi_cancel_remain_on_chnl_event *) datap; 498 freq = le32_to_cpu(ev->freq); 499 dur = le32_to_cpu(ev->duration); 500 ath6kl_dbg(ATH6KL_DBG_WMI, 501 "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n", 502 freq, dur, ev->status); 503 chan = ieee80211_get_channel(ar->wiphy, freq); 504 if (!chan) { 505 ath6kl_dbg(ATH6KL_DBG_WMI, 506 "cancel_remain_on_chnl: Unknown channel (freq=%u)\n", 507 freq); 508 return -EINVAL; 509 } 510 if (vif->last_cancel_roc_id && 511 vif->last_cancel_roc_id + 1 == vif->last_roc_id) 512 id = vif->last_cancel_roc_id; /* event for cancel command */ 513 else 514 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */ 515 vif->last_cancel_roc_id = 0; 516 cfg80211_remain_on_channel_expired(&vif->wdev, id, chan, 517 NL80211_CHAN_NO_HT, 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, 572 ev->data, dlen, 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, 612 ev->data, dlen, GFP_ATOMIC); 613 614 return 0; 615 } 616 617 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len) 618 { 619 struct wmi_p2p_info_event *ev; 620 u32 flags; 621 u16 dlen; 622 623 if (len < sizeof(*ev)) 624 return -EINVAL; 625 626 ev = (struct wmi_p2p_info_event *) datap; 627 flags = le32_to_cpu(ev->info_req_flags); 628 dlen = le16_to_cpu(ev->len); 629 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen); 630 631 if (flags & P2P_FLAG_CAPABILITIES_REQ) { 632 struct wmi_p2p_capabilities *cap; 633 if (dlen < sizeof(*cap)) 634 return -EINVAL; 635 cap = (struct wmi_p2p_capabilities *) ev->data; 636 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n", 637 cap->go_power_save); 638 } 639 640 if (flags & P2P_FLAG_MACADDR_REQ) { 641 struct wmi_p2p_macaddr *mac; 642 if (dlen < sizeof(*mac)) 643 return -EINVAL; 644 mac = (struct wmi_p2p_macaddr *) ev->data; 645 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n", 646 mac->mac_addr); 647 } 648 649 if (flags & P2P_FLAG_HMODEL_REQ) { 650 struct wmi_p2p_hmodel *mod; 651 if (dlen < sizeof(*mod)) 652 return -EINVAL; 653 mod = (struct wmi_p2p_hmodel *) ev->data; 654 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n", 655 mod->p2p_model, 656 mod->p2p_model ? "host" : "firmware"); 657 } 658 return 0; 659 } 660 661 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size) 662 { 663 struct sk_buff *skb; 664 665 skb = ath6kl_buf_alloc(size); 666 if (!skb) 667 return NULL; 668 669 skb_put(skb, size); 670 if (size) 671 memset(skb->data, 0, size); 672 673 return skb; 674 } 675 676 /* Send a "simple" wmi command -- one with no arguments */ 677 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx, 678 enum wmi_cmd_id cmd_id) 679 { 680 struct sk_buff *skb; 681 int ret; 682 683 skb = ath6kl_wmi_get_new_buf(0); 684 if (!skb) 685 return -ENOMEM; 686 687 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG); 688 689 return ret; 690 } 691 692 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len) 693 { 694 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap; 695 696 if (len < sizeof(struct wmi_ready_event_2)) 697 return -EINVAL; 698 699 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr, 700 le32_to_cpu(ev->sw_version), 701 le32_to_cpu(ev->abi_version), ev->phy_cap); 702 703 return 0; 704 } 705 706 /* 707 * Mechanism to modify the roaming behavior in the firmware. The lower rssi 708 * at which the station has to roam can be passed with 709 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level 710 * in dBm. 711 */ 712 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi) 713 { 714 struct sk_buff *skb; 715 struct roam_ctrl_cmd *cmd; 716 717 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 718 if (!skb) 719 return -ENOMEM; 720 721 cmd = (struct roam_ctrl_cmd *) skb->data; 722 723 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD); 724 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi + 725 DEF_SCAN_FOR_ROAM_INTVL); 726 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi); 727 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR; 728 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS; 729 730 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 731 NO_SYNC_WMIFLAG); 732 733 return 0; 734 } 735 736 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) 737 { 738 struct sk_buff *skb; 739 struct roam_ctrl_cmd *cmd; 740 741 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 742 if (!skb) 743 return -ENOMEM; 744 745 cmd = (struct roam_ctrl_cmd *) skb->data; 746 747 memcpy(cmd->info.bssid, bssid, ETH_ALEN); 748 cmd->roam_ctrl = WMI_FORCE_ROAM; 749 750 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid); 751 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 752 NO_SYNC_WMIFLAG); 753 } 754 755 int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period) 756 { 757 struct sk_buff *skb; 758 struct set_dtim_cmd *cmd; 759 760 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 761 if (!skb) 762 return -ENOMEM; 763 764 cmd = (struct set_dtim_cmd *) skb->data; 765 766 cmd->dtim_period = cpu_to_le32(dtim_period); 767 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 768 WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG); 769 } 770 771 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) 772 { 773 struct sk_buff *skb; 774 struct roam_ctrl_cmd *cmd; 775 776 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 777 if (!skb) 778 return -ENOMEM; 779 780 cmd = (struct roam_ctrl_cmd *) skb->data; 781 782 cmd->info.roam_mode = mode; 783 cmd->roam_ctrl = WMI_SET_ROAM_MODE; 784 785 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode); 786 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 787 NO_SYNC_WMIFLAG); 788 } 789 790 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len, 791 struct ath6kl_vif *vif) 792 { 793 struct wmi_connect_event *ev; 794 u8 *pie, *peie; 795 796 if (len < sizeof(struct wmi_connect_event)) 797 return -EINVAL; 798 799 ev = (struct wmi_connect_event *) datap; 800 801 if (vif->nw_type == AP_NETWORK) { 802 /* AP mode start/STA connected event */ 803 struct net_device *dev = vif->ndev; 804 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) { 805 ath6kl_dbg(ATH6KL_DBG_WMI, 806 "%s: freq %d bssid %pM (AP started)\n", 807 __func__, le16_to_cpu(ev->u.ap_bss.ch), 808 ev->u.ap_bss.bssid); 809 ath6kl_connect_ap_mode_bss( 810 vif, le16_to_cpu(ev->u.ap_bss.ch)); 811 } else { 812 ath6kl_dbg(ATH6KL_DBG_WMI, 813 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n", 814 __func__, ev->u.ap_sta.aid, 815 ev->u.ap_sta.mac_addr, 816 ev->u.ap_sta.auth, 817 ev->u.ap_sta.keymgmt, 818 le16_to_cpu(ev->u.ap_sta.cipher), 819 ev->u.ap_sta.apsd_info); 820 821 ath6kl_connect_ap_mode_sta( 822 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr, 823 ev->u.ap_sta.keymgmt, 824 le16_to_cpu(ev->u.ap_sta.cipher), 825 ev->u.ap_sta.auth, ev->assoc_req_len, 826 ev->assoc_info + ev->beacon_ie_len, 827 ev->u.ap_sta.apsd_info); 828 } 829 return 0; 830 } 831 832 /* STA/IBSS mode connection event */ 833 834 ath6kl_dbg(ATH6KL_DBG_WMI, 835 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n", 836 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid, 837 le16_to_cpu(ev->u.sta.listen_intvl), 838 le16_to_cpu(ev->u.sta.beacon_intvl), 839 le32_to_cpu(ev->u.sta.nw_type)); 840 841 /* Start of assoc rsp IEs */ 842 pie = ev->assoc_info + ev->beacon_ie_len + 843 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */ 844 845 /* End of assoc rsp IEs */ 846 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len + 847 ev->assoc_resp_len; 848 849 while (pie < peie) { 850 switch (*pie) { 851 case WLAN_EID_VENDOR_SPECIFIC: 852 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 && 853 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) { 854 /* WMM OUT (00:50:F2) */ 855 if (pie[1] > 5 && 856 pie[6] == WMM_PARAM_OUI_SUBTYPE) 857 wmi->is_wmm_enabled = true; 858 } 859 break; 860 } 861 862 if (wmi->is_wmm_enabled) 863 break; 864 865 pie += pie[1] + 2; 866 } 867 868 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch), 869 ev->u.sta.bssid, 870 le16_to_cpu(ev->u.sta.listen_intvl), 871 le16_to_cpu(ev->u.sta.beacon_intvl), 872 le32_to_cpu(ev->u.sta.nw_type), 873 ev->beacon_ie_len, ev->assoc_req_len, 874 ev->assoc_resp_len, ev->assoc_info); 875 876 return 0; 877 } 878 879 static struct country_code_to_enum_rd * 880 ath6kl_regd_find_country(u16 countryCode) 881 { 882 int i; 883 884 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 885 if (allCountries[i].countryCode == countryCode) 886 return &allCountries[i]; 887 } 888 889 return NULL; 890 } 891 892 static struct reg_dmn_pair_mapping * 893 ath6kl_get_regpair(u16 regdmn) 894 { 895 int i; 896 897 if (regdmn == NO_ENUMRD) 898 return NULL; 899 900 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { 901 if (regDomainPairs[i].regDmnEnum == regdmn) 902 return ®DomainPairs[i]; 903 } 904 905 return NULL; 906 } 907 908 static struct country_code_to_enum_rd * 909 ath6kl_regd_find_country_by_rd(u16 regdmn) 910 { 911 int i; 912 913 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 914 if (allCountries[i].regDmnEnum == regdmn) 915 return &allCountries[i]; 916 } 917 918 return NULL; 919 } 920 921 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) 922 { 923 924 struct ath6kl_wmi_regdomain *ev; 925 struct country_code_to_enum_rd *country = NULL; 926 struct reg_dmn_pair_mapping *regpair = NULL; 927 char alpha2[2]; 928 u32 reg_code; 929 930 ev = (struct ath6kl_wmi_regdomain *) datap; 931 reg_code = le32_to_cpu(ev->reg_code); 932 933 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) 934 country = ath6kl_regd_find_country((u16) reg_code); 935 else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { 936 937 regpair = ath6kl_get_regpair((u16) reg_code); 938 country = ath6kl_regd_find_country_by_rd((u16) reg_code); 939 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", 940 regpair->regDmnEnum); 941 } 942 943 if (country && wmi->parent_dev->wiphy_registered) { 944 alpha2[0] = country->isoName[0]; 945 alpha2[1] = country->isoName[1]; 946 947 regulatory_hint(wmi->parent_dev->wiphy, alpha2); 948 949 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n", 950 alpha2[0], alpha2[1]); 951 } 952 } 953 954 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len, 955 struct ath6kl_vif *vif) 956 { 957 struct wmi_disconnect_event *ev; 958 wmi->traffic_class = 100; 959 960 if (len < sizeof(struct wmi_disconnect_event)) 961 return -EINVAL; 962 963 ev = (struct wmi_disconnect_event *) datap; 964 965 ath6kl_dbg(ATH6KL_DBG_WMI, 966 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n", 967 le16_to_cpu(ev->proto_reason_status), ev->bssid, 968 ev->disconn_reason, ev->assoc_resp_len); 969 970 wmi->is_wmm_enabled = false; 971 972 ath6kl_disconnect_event(vif, ev->disconn_reason, 973 ev->bssid, ev->assoc_resp_len, ev->assoc_info, 974 le16_to_cpu(ev->proto_reason_status)); 975 976 return 0; 977 } 978 979 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len) 980 { 981 struct wmi_peer_node_event *ev; 982 983 if (len < sizeof(struct wmi_peer_node_event)) 984 return -EINVAL; 985 986 ev = (struct wmi_peer_node_event *) datap; 987 988 if (ev->event_code == PEER_NODE_JOIN_EVENT) 989 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n", 990 ev->peer_mac_addr); 991 else if (ev->event_code == PEER_NODE_LEAVE_EVENT) 992 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n", 993 ev->peer_mac_addr); 994 995 return 0; 996 } 997 998 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len, 999 struct ath6kl_vif *vif) 1000 { 1001 struct wmi_tkip_micerr_event *ev; 1002 1003 if (len < sizeof(struct wmi_tkip_micerr_event)) 1004 return -EINVAL; 1005 1006 ev = (struct wmi_tkip_micerr_event *) datap; 1007 1008 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast); 1009 1010 return 0; 1011 } 1012 1013 void ath6kl_wmi_sscan_timer(unsigned long ptr) 1014 { 1015 struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr; 1016 1017 cfg80211_sched_scan_results(vif->ar->wiphy); 1018 } 1019 1020 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, 1021 struct ath6kl_vif *vif) 1022 { 1023 struct wmi_bss_info_hdr2 *bih; 1024 u8 *buf; 1025 struct ieee80211_channel *channel; 1026 struct ath6kl *ar = wmi->parent_dev; 1027 struct ieee80211_mgmt *mgmt; 1028 struct cfg80211_bss *bss; 1029 1030 if (len <= sizeof(struct wmi_bss_info_hdr2)) 1031 return -EINVAL; 1032 1033 bih = (struct wmi_bss_info_hdr2 *) datap; 1034 buf = datap + sizeof(struct wmi_bss_info_hdr2); 1035 len -= sizeof(struct wmi_bss_info_hdr2); 1036 1037 ath6kl_dbg(ATH6KL_DBG_WMI, 1038 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" " 1039 "frame_type=%d\n", 1040 bih->ch, bih->snr, bih->snr - 95, bih->bssid, 1041 bih->frame_type); 1042 1043 if (bih->frame_type != BEACON_FTYPE && 1044 bih->frame_type != PROBERESP_FTYPE) 1045 return 0; /* Only update BSS table for now */ 1046 1047 if (bih->frame_type == BEACON_FTYPE && 1048 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) { 1049 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 1050 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 1051 NONE_BSS_FILTER, 0); 1052 } 1053 1054 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch)); 1055 if (channel == NULL) 1056 return -EINVAL; 1057 1058 if (len < 8 + 2 + 2) 1059 return -EINVAL; 1060 1061 if (bih->frame_type == BEACON_FTYPE && 1062 test_bit(CONNECTED, &vif->flags) && 1063 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) { 1064 const u8 *tim; 1065 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2, 1066 len - 8 - 2 - 2); 1067 if (tim && tim[1] >= 2) { 1068 vif->assoc_bss_dtim_period = tim[3]; 1069 set_bit(DTIM_PERIOD_AVAIL, &vif->flags); 1070 } 1071 } 1072 1073 /* 1074 * In theory, use of cfg80211_inform_bss() would be more natural here 1075 * since we do not have the full frame. However, at least for now, 1076 * cfg80211 can only distinguish Beacon and Probe Response frames from 1077 * each other when using cfg80211_inform_bss_frame(), so let's build a 1078 * fake IEEE 802.11 header to be able to take benefit of this. 1079 */ 1080 mgmt = kmalloc(24 + len, GFP_ATOMIC); 1081 if (mgmt == NULL) 1082 return -EINVAL; 1083 1084 if (bih->frame_type == BEACON_FTYPE) { 1085 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1086 IEEE80211_STYPE_BEACON); 1087 memset(mgmt->da, 0xff, ETH_ALEN); 1088 } else { 1089 struct net_device *dev = vif->ndev; 1090 1091 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1092 IEEE80211_STYPE_PROBE_RESP); 1093 memcpy(mgmt->da, dev->dev_addr, ETH_ALEN); 1094 } 1095 mgmt->duration = cpu_to_le16(0); 1096 memcpy(mgmt->sa, bih->bssid, ETH_ALEN); 1097 memcpy(mgmt->bssid, bih->bssid, ETH_ALEN); 1098 mgmt->seq_ctrl = cpu_to_le16(0); 1099 1100 memcpy(&mgmt->u.beacon, buf, len); 1101 1102 bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt, 1103 24 + len, (bih->snr - 95) * 100, 1104 GFP_ATOMIC); 1105 kfree(mgmt); 1106 if (bss == NULL) 1107 return -ENOMEM; 1108 cfg80211_put_bss(bss); 1109 1110 /* 1111 * Firmware doesn't return any event when scheduled scan has 1112 * finished, so we need to use a timer to find out when there are 1113 * no more results. 1114 * 1115 * The timer is started from the first bss info received, otherwise 1116 * the timer would not ever fire if the scan interval is short 1117 * enough. 1118 */ 1119 if (test_bit(SCHED_SCANNING, &vif->flags) && 1120 !timer_pending(&vif->sched_scan_timer)) { 1121 mod_timer(&vif->sched_scan_timer, jiffies + 1122 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY)); 1123 } 1124 1125 return 0; 1126 } 1127 1128 /* Inactivity timeout of a fatpipe(pstream) at the target */ 1129 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, 1130 int len) 1131 { 1132 struct wmi_pstream_timeout_event *ev; 1133 1134 if (len < sizeof(struct wmi_pstream_timeout_event)) 1135 return -EINVAL; 1136 1137 ev = (struct wmi_pstream_timeout_event *) datap; 1138 1139 /* 1140 * When the pstream (fat pipe == AC) timesout, it means there were 1141 * no thinStreams within this pstream & it got implicitly created 1142 * due to data flow on this AC. We start the inactivity timer only 1143 * for implicitly created pstream. Just reset the host state. 1144 */ 1145 spin_lock_bh(&wmi->lock); 1146 wmi->stream_exist_for_ac[ev->traffic_class] = 0; 1147 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class); 1148 spin_unlock_bh(&wmi->lock); 1149 1150 /* Indicate inactivity to driver layer for this fatpipe (pstream) */ 1151 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false); 1152 1153 return 0; 1154 } 1155 1156 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len) 1157 { 1158 struct wmi_bit_rate_reply *reply; 1159 s32 rate; 1160 u32 sgi, index; 1161 1162 if (len < sizeof(struct wmi_bit_rate_reply)) 1163 return -EINVAL; 1164 1165 reply = (struct wmi_bit_rate_reply *) datap; 1166 1167 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index); 1168 1169 if (reply->rate_index == (s8) RATE_AUTO) { 1170 rate = RATE_AUTO; 1171 } else { 1172 index = reply->rate_index & 0x7f; 1173 sgi = (reply->rate_index & 0x80) ? 1 : 0; 1174 rate = wmi_rate_tbl[index][sgi]; 1175 } 1176 1177 ath6kl_wakeup_event(wmi->parent_dev); 1178 1179 return 0; 1180 } 1181 1182 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len) 1183 { 1184 ath6kl_tm_rx_event(wmi->parent_dev, datap, len); 1185 1186 return 0; 1187 } 1188 1189 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len) 1190 { 1191 if (len < sizeof(struct wmi_fix_rates_reply)) 1192 return -EINVAL; 1193 1194 ath6kl_wakeup_event(wmi->parent_dev); 1195 1196 return 0; 1197 } 1198 1199 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len) 1200 { 1201 if (len < sizeof(struct wmi_channel_list_reply)) 1202 return -EINVAL; 1203 1204 ath6kl_wakeup_event(wmi->parent_dev); 1205 1206 return 0; 1207 } 1208 1209 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len) 1210 { 1211 struct wmi_tx_pwr_reply *reply; 1212 1213 if (len < sizeof(struct wmi_tx_pwr_reply)) 1214 return -EINVAL; 1215 1216 reply = (struct wmi_tx_pwr_reply *) datap; 1217 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM); 1218 1219 return 0; 1220 } 1221 1222 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len) 1223 { 1224 if (len < sizeof(struct wmi_get_keepalive_cmd)) 1225 return -EINVAL; 1226 1227 ath6kl_wakeup_event(wmi->parent_dev); 1228 1229 return 0; 1230 } 1231 1232 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len, 1233 struct ath6kl_vif *vif) 1234 { 1235 struct wmi_scan_complete_event *ev; 1236 1237 ev = (struct wmi_scan_complete_event *) datap; 1238 1239 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status)); 1240 wmi->is_probe_ssid = false; 1241 1242 return 0; 1243 } 1244 1245 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap, 1246 int len, struct ath6kl_vif *vif) 1247 { 1248 struct wmi_neighbor_report_event *ev; 1249 u8 i; 1250 1251 if (len < sizeof(*ev)) 1252 return -EINVAL; 1253 ev = (struct wmi_neighbor_report_event *) datap; 1254 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info) 1255 > len) { 1256 ath6kl_dbg(ATH6KL_DBG_WMI, 1257 "truncated neighbor event (num=%d len=%d)\n", 1258 ev->num_neighbors, len); 1259 return -EINVAL; 1260 } 1261 for (i = 0; i < ev->num_neighbors; i++) { 1262 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n", 1263 i + 1, ev->num_neighbors, ev->neighbor[i].bssid, 1264 ev->neighbor[i].bss_flags); 1265 cfg80211_pmksa_candidate_notify(vif->ndev, i, 1266 ev->neighbor[i].bssid, 1267 !!(ev->neighbor[i].bss_flags & 1268 WMI_PREAUTH_CAPABLE_BSS), 1269 GFP_ATOMIC); 1270 } 1271 1272 return 0; 1273 } 1274 1275 /* 1276 * Target is reporting a programming error. This is for 1277 * developer aid only. Target only checks a few common violations 1278 * and it is responsibility of host to do all error checking. 1279 * Behavior of target after wmi error event is undefined. 1280 * A reset is recommended. 1281 */ 1282 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len) 1283 { 1284 const char *type = "unknown error"; 1285 struct wmi_cmd_error_event *ev; 1286 ev = (struct wmi_cmd_error_event *) datap; 1287 1288 switch (ev->err_code) { 1289 case INVALID_PARAM: 1290 type = "invalid parameter"; 1291 break; 1292 case ILLEGAL_STATE: 1293 type = "invalid state"; 1294 break; 1295 case INTERNAL_ERROR: 1296 type = "internal error"; 1297 break; 1298 } 1299 1300 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n", 1301 ev->cmd_id, type); 1302 1303 return 0; 1304 } 1305 1306 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len, 1307 struct ath6kl_vif *vif) 1308 { 1309 ath6kl_tgt_stats_event(vif, datap, len); 1310 1311 return 0; 1312 } 1313 1314 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi, 1315 struct sq_threshold_params *sq_thresh, 1316 u32 size) 1317 { 1318 u32 index; 1319 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1]; 1320 1321 /* The list is already in sorted order. Get the next lower value */ 1322 for (index = 0; index < size; index++) { 1323 if (rssi < sq_thresh->upper_threshold[index]) { 1324 threshold = (u8) sq_thresh->upper_threshold[index]; 1325 break; 1326 } 1327 } 1328 1329 return threshold; 1330 } 1331 1332 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi, 1333 struct sq_threshold_params *sq_thresh, 1334 u32 size) 1335 { 1336 u32 index; 1337 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1]; 1338 1339 /* The list is already in sorted order. Get the next lower value */ 1340 for (index = 0; index < size; index++) { 1341 if (rssi > sq_thresh->lower_threshold[index]) { 1342 threshold = (u8) sq_thresh->lower_threshold[index]; 1343 break; 1344 } 1345 } 1346 1347 return threshold; 1348 } 1349 1350 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi, 1351 struct wmi_rssi_threshold_params_cmd *rssi_cmd) 1352 { 1353 struct sk_buff *skb; 1354 struct wmi_rssi_threshold_params_cmd *cmd; 1355 1356 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1357 if (!skb) 1358 return -ENOMEM; 1359 1360 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data; 1361 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd)); 1362 1363 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID, 1364 NO_SYNC_WMIFLAG); 1365 } 1366 1367 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap, 1368 int len) 1369 { 1370 struct wmi_rssi_threshold_event *reply; 1371 struct wmi_rssi_threshold_params_cmd cmd; 1372 struct sq_threshold_params *sq_thresh; 1373 enum wmi_rssi_threshold_val new_threshold; 1374 u8 upper_rssi_threshold, lower_rssi_threshold; 1375 s16 rssi; 1376 int ret; 1377 1378 if (len < sizeof(struct wmi_rssi_threshold_event)) 1379 return -EINVAL; 1380 1381 reply = (struct wmi_rssi_threshold_event *) datap; 1382 new_threshold = (enum wmi_rssi_threshold_val) reply->range; 1383 rssi = a_sle16_to_cpu(reply->rssi); 1384 1385 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI]; 1386 1387 /* 1388 * Identify the threshold breached and communicate that to the app. 1389 * After that install a new set of thresholds based on the signal 1390 * quality reported by the target 1391 */ 1392 if (new_threshold) { 1393 /* Upper threshold breached */ 1394 if (rssi < sq_thresh->upper_threshold[0]) { 1395 ath6kl_dbg(ATH6KL_DBG_WMI, 1396 "spurious upper rssi threshold event: %d\n", 1397 rssi); 1398 } else if ((rssi < sq_thresh->upper_threshold[1]) && 1399 (rssi >= sq_thresh->upper_threshold[0])) { 1400 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE; 1401 } else if ((rssi < sq_thresh->upper_threshold[2]) && 1402 (rssi >= sq_thresh->upper_threshold[1])) { 1403 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE; 1404 } else if ((rssi < sq_thresh->upper_threshold[3]) && 1405 (rssi >= sq_thresh->upper_threshold[2])) { 1406 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE; 1407 } else if ((rssi < sq_thresh->upper_threshold[4]) && 1408 (rssi >= sq_thresh->upper_threshold[3])) { 1409 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE; 1410 } else if ((rssi < sq_thresh->upper_threshold[5]) && 1411 (rssi >= sq_thresh->upper_threshold[4])) { 1412 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE; 1413 } else if (rssi >= sq_thresh->upper_threshold[5]) { 1414 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE; 1415 } 1416 } else { 1417 /* Lower threshold breached */ 1418 if (rssi > sq_thresh->lower_threshold[0]) { 1419 ath6kl_dbg(ATH6KL_DBG_WMI, 1420 "spurious lower rssi threshold event: %d %d\n", 1421 rssi, sq_thresh->lower_threshold[0]); 1422 } else if ((rssi > sq_thresh->lower_threshold[1]) && 1423 (rssi <= sq_thresh->lower_threshold[0])) { 1424 new_threshold = WMI_RSSI_THRESHOLD6_BELOW; 1425 } else if ((rssi > sq_thresh->lower_threshold[2]) && 1426 (rssi <= sq_thresh->lower_threshold[1])) { 1427 new_threshold = WMI_RSSI_THRESHOLD5_BELOW; 1428 } else if ((rssi > sq_thresh->lower_threshold[3]) && 1429 (rssi <= sq_thresh->lower_threshold[2])) { 1430 new_threshold = WMI_RSSI_THRESHOLD4_BELOW; 1431 } else if ((rssi > sq_thresh->lower_threshold[4]) && 1432 (rssi <= sq_thresh->lower_threshold[3])) { 1433 new_threshold = WMI_RSSI_THRESHOLD3_BELOW; 1434 } else if ((rssi > sq_thresh->lower_threshold[5]) && 1435 (rssi <= sq_thresh->lower_threshold[4])) { 1436 new_threshold = WMI_RSSI_THRESHOLD2_BELOW; 1437 } else if (rssi <= sq_thresh->lower_threshold[5]) { 1438 new_threshold = WMI_RSSI_THRESHOLD1_BELOW; 1439 } 1440 } 1441 1442 /* Calculate and install the next set of thresholds */ 1443 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh, 1444 sq_thresh->lower_threshold_valid_count); 1445 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh, 1446 sq_thresh->upper_threshold_valid_count); 1447 1448 /* Issue a wmi command to install the thresholds */ 1449 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold); 1450 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold); 1451 cmd.weight = sq_thresh->weight; 1452 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1453 1454 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd); 1455 if (ret) { 1456 ath6kl_err("unable to configure rssi thresholds\n"); 1457 return -EIO; 1458 } 1459 1460 return 0; 1461 } 1462 1463 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, 1464 struct ath6kl_vif *vif) 1465 { 1466 struct wmi_cac_event *reply; 1467 struct ieee80211_tspec_ie *ts; 1468 u16 active_tsids, tsinfo; 1469 u8 tsid, index; 1470 u8 ts_id; 1471 1472 if (len < sizeof(struct wmi_cac_event)) 1473 return -EINVAL; 1474 1475 reply = (struct wmi_cac_event *) datap; 1476 1477 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && 1478 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { 1479 1480 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1481 tsinfo = le16_to_cpu(ts->tsinfo); 1482 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1483 IEEE80211_WMM_IE_TSPEC_TID_MASK; 1484 1485 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1486 reply->ac, tsid); 1487 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) { 1488 /* 1489 * Following assumes that there is only one outstanding 1490 * ADDTS request when this event is received 1491 */ 1492 spin_lock_bh(&wmi->lock); 1493 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1494 spin_unlock_bh(&wmi->lock); 1495 1496 for (index = 0; index < sizeof(active_tsids) * 8; index++) { 1497 if ((active_tsids >> index) & 1) 1498 break; 1499 } 1500 if (index < (sizeof(active_tsids) * 8)) 1501 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1502 reply->ac, index); 1503 } 1504 1505 /* 1506 * Clear active tsids and Add missing handling 1507 * for delete qos stream from AP 1508 */ 1509 else if (reply->cac_indication == CAC_INDICATION_DELETE) { 1510 1511 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1512 tsinfo = le16_to_cpu(ts->tsinfo); 1513 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1514 IEEE80211_WMM_IE_TSPEC_TID_MASK); 1515 1516 spin_lock_bh(&wmi->lock); 1517 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id); 1518 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1519 spin_unlock_bh(&wmi->lock); 1520 1521 /* Indicate stream inactivity to driver layer only if all tsids 1522 * within this AC are deleted. 1523 */ 1524 if (!active_tsids) { 1525 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac, 1526 false); 1527 wmi->fat_pipe_exist &= ~(1 << reply->ac); 1528 } 1529 } 1530 1531 return 0; 1532 } 1533 1534 static int ath6kl_wmi_txe_notify_event_rx(struct wmi *wmi, u8 *datap, int len, 1535 struct ath6kl_vif *vif) 1536 { 1537 struct wmi_txe_notify_event *ev; 1538 u32 rate, pkts; 1539 1540 if (len < sizeof(*ev)) 1541 return -EINVAL; 1542 1543 if (vif->sme_state != SME_CONNECTED) 1544 return -ENOTCONN; 1545 1546 ev = (struct wmi_txe_notify_event *) datap; 1547 rate = le32_to_cpu(ev->rate); 1548 pkts = le32_to_cpu(ev->pkts); 1549 1550 ath6kl_dbg(ATH6KL_DBG_WMI, "TXE notify event: peer %pM rate %d% pkts %d intvl %ds\n", 1551 vif->bssid, rate, pkts, vif->txe_intvl); 1552 1553 cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts, 1554 rate, vif->txe_intvl, GFP_KERNEL); 1555 1556 return 0; 1557 } 1558 1559 int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx, 1560 u32 rate, u32 pkts, u32 intvl) 1561 { 1562 struct sk_buff *skb; 1563 struct wmi_txe_notify_cmd *cmd; 1564 1565 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1566 if (!skb) 1567 return -ENOMEM; 1568 1569 cmd = (struct wmi_txe_notify_cmd *) skb->data; 1570 cmd->rate = cpu_to_le32(rate); 1571 cmd->pkts = cpu_to_le32(pkts); 1572 cmd->intvl = cpu_to_le32(intvl); 1573 1574 return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_TXE_NOTIFY_CMDID, 1575 NO_SYNC_WMIFLAG); 1576 } 1577 1578 int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi) 1579 { 1580 struct sk_buff *skb; 1581 struct wmi_set_rssi_filter_cmd *cmd; 1582 int ret; 1583 1584 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1585 if (!skb) 1586 return -ENOMEM; 1587 1588 cmd = (struct wmi_set_rssi_filter_cmd *) skb->data; 1589 cmd->rssi = rssi; 1590 1591 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_RSSI_FILTER_CMDID, 1592 NO_SYNC_WMIFLAG); 1593 return ret; 1594 } 1595 1596 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi, 1597 struct wmi_snr_threshold_params_cmd *snr_cmd) 1598 { 1599 struct sk_buff *skb; 1600 struct wmi_snr_threshold_params_cmd *cmd; 1601 1602 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1603 if (!skb) 1604 return -ENOMEM; 1605 1606 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data; 1607 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd)); 1608 1609 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID, 1610 NO_SYNC_WMIFLAG); 1611 } 1612 1613 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap, 1614 int len) 1615 { 1616 struct wmi_snr_threshold_event *reply; 1617 struct sq_threshold_params *sq_thresh; 1618 struct wmi_snr_threshold_params_cmd cmd; 1619 enum wmi_snr_threshold_val new_threshold; 1620 u8 upper_snr_threshold, lower_snr_threshold; 1621 s16 snr; 1622 int ret; 1623 1624 if (len < sizeof(struct wmi_snr_threshold_event)) 1625 return -EINVAL; 1626 1627 reply = (struct wmi_snr_threshold_event *) datap; 1628 1629 new_threshold = (enum wmi_snr_threshold_val) reply->range; 1630 snr = reply->snr; 1631 1632 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR]; 1633 1634 /* 1635 * Identify the threshold breached and communicate that to the app. 1636 * After that install a new set of thresholds based on the signal 1637 * quality reported by the target. 1638 */ 1639 if (new_threshold) { 1640 /* Upper threshold breached */ 1641 if (snr < sq_thresh->upper_threshold[0]) { 1642 ath6kl_dbg(ATH6KL_DBG_WMI, 1643 "spurious upper snr threshold event: %d\n", 1644 snr); 1645 } else if ((snr < sq_thresh->upper_threshold[1]) && 1646 (snr >= sq_thresh->upper_threshold[0])) { 1647 new_threshold = WMI_SNR_THRESHOLD1_ABOVE; 1648 } else if ((snr < sq_thresh->upper_threshold[2]) && 1649 (snr >= sq_thresh->upper_threshold[1])) { 1650 new_threshold = WMI_SNR_THRESHOLD2_ABOVE; 1651 } else if ((snr < sq_thresh->upper_threshold[3]) && 1652 (snr >= sq_thresh->upper_threshold[2])) { 1653 new_threshold = WMI_SNR_THRESHOLD3_ABOVE; 1654 } else if (snr >= sq_thresh->upper_threshold[3]) { 1655 new_threshold = WMI_SNR_THRESHOLD4_ABOVE; 1656 } 1657 } else { 1658 /* Lower threshold breached */ 1659 if (snr > sq_thresh->lower_threshold[0]) { 1660 ath6kl_dbg(ATH6KL_DBG_WMI, 1661 "spurious lower snr threshold event: %d\n", 1662 sq_thresh->lower_threshold[0]); 1663 } else if ((snr > sq_thresh->lower_threshold[1]) && 1664 (snr <= sq_thresh->lower_threshold[0])) { 1665 new_threshold = WMI_SNR_THRESHOLD4_BELOW; 1666 } else if ((snr > sq_thresh->lower_threshold[2]) && 1667 (snr <= sq_thresh->lower_threshold[1])) { 1668 new_threshold = WMI_SNR_THRESHOLD3_BELOW; 1669 } else if ((snr > sq_thresh->lower_threshold[3]) && 1670 (snr <= sq_thresh->lower_threshold[2])) { 1671 new_threshold = WMI_SNR_THRESHOLD2_BELOW; 1672 } else if (snr <= sq_thresh->lower_threshold[3]) { 1673 new_threshold = WMI_SNR_THRESHOLD1_BELOW; 1674 } 1675 } 1676 1677 /* Calculate and install the next set of thresholds */ 1678 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh, 1679 sq_thresh->lower_threshold_valid_count); 1680 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh, 1681 sq_thresh->upper_threshold_valid_count); 1682 1683 /* Issue a wmi command to install the thresholds */ 1684 cmd.thresh_above1_val = upper_snr_threshold; 1685 cmd.thresh_below1_val = lower_snr_threshold; 1686 cmd.weight = sq_thresh->weight; 1687 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1688 1689 ath6kl_dbg(ATH6KL_DBG_WMI, 1690 "snr: %d, threshold: %d, lower: %d, upper: %d\n", 1691 snr, new_threshold, 1692 lower_snr_threshold, upper_snr_threshold); 1693 1694 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd); 1695 if (ret) { 1696 ath6kl_err("unable to configure snr threshold\n"); 1697 return -EIO; 1698 } 1699 1700 return 0; 1701 } 1702 1703 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len) 1704 { 1705 u16 ap_info_entry_size; 1706 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap; 1707 struct wmi_ap_info_v1 *ap_info_v1; 1708 u8 index; 1709 1710 if (len < sizeof(struct wmi_aplist_event) || 1711 ev->ap_list_ver != APLIST_VER1) 1712 return -EINVAL; 1713 1714 ap_info_entry_size = sizeof(struct wmi_ap_info_v1); 1715 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list; 1716 1717 ath6kl_dbg(ATH6KL_DBG_WMI, 1718 "number of APs in aplist event: %d\n", ev->num_ap); 1719 1720 if (len < (int) (sizeof(struct wmi_aplist_event) + 1721 (ev->num_ap - 1) * ap_info_entry_size)) 1722 return -EINVAL; 1723 1724 /* AP list version 1 contents */ 1725 for (index = 0; index < ev->num_ap; index++) { 1726 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n", 1727 index, ap_info_v1->bssid, ap_info_v1->channel); 1728 ap_info_v1++; 1729 } 1730 1731 return 0; 1732 } 1733 1734 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb, 1735 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag) 1736 { 1737 struct wmi_cmd_hdr *cmd_hdr; 1738 enum htc_endpoint_id ep_id = wmi->ep_id; 1739 int ret; 1740 u16 info1; 1741 1742 if (WARN_ON(skb == NULL || 1743 (if_idx > (wmi->parent_dev->vif_max - 1)))) { 1744 dev_kfree_skb(skb); 1745 return -EINVAL; 1746 } 1747 1748 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n", 1749 cmd_id, skb->len, sync_flag); 1750 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ", 1751 skb->data, skb->len); 1752 1753 if (sync_flag >= END_WMIFLAG) { 1754 dev_kfree_skb(skb); 1755 return -EINVAL; 1756 } 1757 1758 if ((sync_flag == SYNC_BEFORE_WMIFLAG) || 1759 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1760 /* 1761 * Make sure all data currently queued is transmitted before 1762 * the cmd execution. Establish a new sync point. 1763 */ 1764 ath6kl_wmi_sync_point(wmi, if_idx); 1765 } 1766 1767 skb_push(skb, sizeof(struct wmi_cmd_hdr)); 1768 1769 cmd_hdr = (struct wmi_cmd_hdr *) skb->data; 1770 cmd_hdr->cmd_id = cpu_to_le16(cmd_id); 1771 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK; 1772 cmd_hdr->info1 = cpu_to_le16(info1); 1773 1774 /* Only for OPT_TX_CMD, use BE endpoint. */ 1775 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) { 1776 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, 1777 false, false, 0, NULL, if_idx); 1778 if (ret) { 1779 dev_kfree_skb(skb); 1780 return ret; 1781 } 1782 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE); 1783 } 1784 1785 ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 1786 1787 if ((sync_flag == SYNC_AFTER_WMIFLAG) || 1788 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1789 /* 1790 * Make sure all new data queued waits for the command to 1791 * execute. Establish a new sync point. 1792 */ 1793 ath6kl_wmi_sync_point(wmi, if_idx); 1794 } 1795 1796 return 0; 1797 } 1798 1799 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx, 1800 enum network_type nw_type, 1801 enum dot11_auth_mode dot11_auth_mode, 1802 enum auth_mode auth_mode, 1803 enum crypto_type pairwise_crypto, 1804 u8 pairwise_crypto_len, 1805 enum crypto_type group_crypto, 1806 u8 group_crypto_len, int ssid_len, u8 *ssid, 1807 u8 *bssid, u16 channel, u32 ctrl_flags, 1808 u8 nw_subtype) 1809 { 1810 struct sk_buff *skb; 1811 struct wmi_connect_cmd *cc; 1812 int ret; 1813 1814 ath6kl_dbg(ATH6KL_DBG_WMI, 1815 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d " 1816 "type %d dot11_auth %d auth %d pairwise %d group %d\n", 1817 bssid, channel, ctrl_flags, ssid_len, nw_type, 1818 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto); 1819 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len); 1820 1821 wmi->traffic_class = 100; 1822 1823 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT)) 1824 return -EINVAL; 1825 1826 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT)) 1827 return -EINVAL; 1828 1829 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd)); 1830 if (!skb) 1831 return -ENOMEM; 1832 1833 cc = (struct wmi_connect_cmd *) skb->data; 1834 1835 if (ssid_len) 1836 memcpy(cc->ssid, ssid, ssid_len); 1837 1838 cc->ssid_len = ssid_len; 1839 cc->nw_type = nw_type; 1840 cc->dot11_auth_mode = dot11_auth_mode; 1841 cc->auth_mode = auth_mode; 1842 cc->prwise_crypto_type = pairwise_crypto; 1843 cc->prwise_crypto_len = pairwise_crypto_len; 1844 cc->grp_crypto_type = group_crypto; 1845 cc->grp_crypto_len = group_crypto_len; 1846 cc->ch = cpu_to_le16(channel); 1847 cc->ctrl_flags = cpu_to_le32(ctrl_flags); 1848 cc->nw_subtype = nw_subtype; 1849 1850 if (bssid != NULL) 1851 memcpy(cc->bssid, bssid, ETH_ALEN); 1852 1853 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID, 1854 NO_SYNC_WMIFLAG); 1855 1856 return ret; 1857 } 1858 1859 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid, 1860 u16 channel) 1861 { 1862 struct sk_buff *skb; 1863 struct wmi_reconnect_cmd *cc; 1864 int ret; 1865 1866 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n", 1867 bssid, channel); 1868 1869 wmi->traffic_class = 100; 1870 1871 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd)); 1872 if (!skb) 1873 return -ENOMEM; 1874 1875 cc = (struct wmi_reconnect_cmd *) skb->data; 1876 cc->channel = cpu_to_le16(channel); 1877 1878 if (bssid != NULL) 1879 memcpy(cc->bssid, bssid, ETH_ALEN); 1880 1881 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID, 1882 NO_SYNC_WMIFLAG); 1883 1884 return ret; 1885 } 1886 1887 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx) 1888 { 1889 int ret; 1890 1891 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n"); 1892 1893 wmi->traffic_class = 100; 1894 1895 /* Disconnect command does not need to do a SYNC before. */ 1896 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID); 1897 1898 return ret; 1899 } 1900 1901 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use 1902 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P 1903 * mgmt operations using station interface. 1904 */ 1905 static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx, 1906 enum wmi_scan_type scan_type, 1907 u32 force_fgscan, u32 is_legacy, 1908 u32 home_dwell_time, 1909 u32 force_scan_interval, 1910 s8 num_chan, u16 *ch_list) 1911 { 1912 struct sk_buff *skb; 1913 struct wmi_start_scan_cmd *sc; 1914 s8 size; 1915 int i, ret; 1916 1917 size = sizeof(struct wmi_start_scan_cmd); 1918 1919 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1920 return -EINVAL; 1921 1922 if (num_chan > WMI_MAX_CHANNELS) 1923 return -EINVAL; 1924 1925 if (num_chan) 1926 size += sizeof(u16) * (num_chan - 1); 1927 1928 skb = ath6kl_wmi_get_new_buf(size); 1929 if (!skb) 1930 return -ENOMEM; 1931 1932 sc = (struct wmi_start_scan_cmd *) skb->data; 1933 sc->scan_type = scan_type; 1934 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1935 sc->is_legacy = cpu_to_le32(is_legacy); 1936 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1937 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1938 sc->num_ch = num_chan; 1939 1940 for (i = 0; i < num_chan; i++) 1941 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1942 1943 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID, 1944 NO_SYNC_WMIFLAG); 1945 1946 return ret; 1947 } 1948 1949 /* 1950 * beginscan supports (compared to old startscan) P2P mgmt operations using 1951 * station interface, send additional information like supported rates to 1952 * advertise and xmit rates for probe requests 1953 */ 1954 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, 1955 enum wmi_scan_type scan_type, 1956 u32 force_fgscan, u32 is_legacy, 1957 u32 home_dwell_time, u32 force_scan_interval, 1958 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates) 1959 { 1960 struct ieee80211_supported_band *sband; 1961 struct sk_buff *skb; 1962 struct wmi_begin_scan_cmd *sc; 1963 s8 size, *supp_rates; 1964 int i, band, ret; 1965 struct ath6kl *ar = wmi->parent_dev; 1966 int num_rates; 1967 u32 ratemask; 1968 1969 if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 1970 ar->fw_capabilities)) { 1971 return ath6kl_wmi_startscan_cmd(wmi, if_idx, 1972 scan_type, force_fgscan, 1973 is_legacy, home_dwell_time, 1974 force_scan_interval, 1975 num_chan, ch_list); 1976 } 1977 1978 size = sizeof(struct wmi_begin_scan_cmd); 1979 1980 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1981 return -EINVAL; 1982 1983 if (num_chan > WMI_MAX_CHANNELS) 1984 return -EINVAL; 1985 1986 if (num_chan) 1987 size += sizeof(u16) * (num_chan - 1); 1988 1989 skb = ath6kl_wmi_get_new_buf(size); 1990 if (!skb) 1991 return -ENOMEM; 1992 1993 sc = (struct wmi_begin_scan_cmd *) skb->data; 1994 sc->scan_type = scan_type; 1995 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1996 sc->is_legacy = cpu_to_le32(is_legacy); 1997 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1998 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1999 sc->no_cck = cpu_to_le32(no_cck); 2000 sc->num_ch = num_chan; 2001 2002 for (band = 0; band < IEEE80211_NUM_BANDS; band++) { 2003 sband = ar->wiphy->bands[band]; 2004 2005 if (!sband) 2006 continue; 2007 2008 ratemask = rates[band]; 2009 supp_rates = sc->supp_rates[band].rates; 2010 num_rates = 0; 2011 2012 for (i = 0; i < sband->n_bitrates; i++) { 2013 if ((BIT(i) & ratemask) == 0) 2014 continue; /* skip rate */ 2015 supp_rates[num_rates++] = 2016 (u8) (sband->bitrates[i].bitrate / 5); 2017 } 2018 sc->supp_rates[band].nrates = num_rates; 2019 } 2020 2021 for (i = 0; i < num_chan; i++) 2022 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 2023 2024 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID, 2025 NO_SYNC_WMIFLAG); 2026 2027 return ret; 2028 } 2029 2030 int ath6kl_wmi_enable_sched_scan_cmd(struct wmi *wmi, u8 if_idx, bool enable) 2031 { 2032 struct sk_buff *skb; 2033 struct wmi_enable_sched_scan_cmd *sc; 2034 int ret; 2035 2036 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2037 if (!skb) 2038 return -ENOMEM; 2039 2040 ath6kl_dbg(ATH6KL_DBG_WMI, "%s scheduled scan on vif %d\n", 2041 enable ? "enabling" : "disabling", if_idx); 2042 sc = (struct wmi_enable_sched_scan_cmd *) skb->data; 2043 sc->enable = enable ? 1 : 0; 2044 2045 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2046 WMI_ENABLE_SCHED_SCAN_CMDID, 2047 NO_SYNC_WMIFLAG); 2048 return ret; 2049 } 2050 2051 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx, 2052 u16 fg_start_sec, 2053 u16 fg_end_sec, u16 bg_sec, 2054 u16 minact_chdw_msec, u16 maxact_chdw_msec, 2055 u16 pas_chdw_msec, u8 short_scan_ratio, 2056 u8 scan_ctrl_flag, u32 max_dfsch_act_time, 2057 u16 maxact_scan_per_ssid) 2058 { 2059 struct sk_buff *skb; 2060 struct wmi_scan_params_cmd *sc; 2061 int ret; 2062 2063 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2064 if (!skb) 2065 return -ENOMEM; 2066 2067 sc = (struct wmi_scan_params_cmd *) skb->data; 2068 sc->fg_start_period = cpu_to_le16(fg_start_sec); 2069 sc->fg_end_period = cpu_to_le16(fg_end_sec); 2070 sc->bg_period = cpu_to_le16(bg_sec); 2071 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec); 2072 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec); 2073 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec); 2074 sc->short_scan_ratio = short_scan_ratio; 2075 sc->scan_ctrl_flags = scan_ctrl_flag; 2076 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time); 2077 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid); 2078 2079 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID, 2080 NO_SYNC_WMIFLAG); 2081 return ret; 2082 } 2083 2084 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask) 2085 { 2086 struct sk_buff *skb; 2087 struct wmi_bss_filter_cmd *cmd; 2088 int ret; 2089 2090 if (filter >= LAST_BSS_FILTER) 2091 return -EINVAL; 2092 2093 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2094 if (!skb) 2095 return -ENOMEM; 2096 2097 cmd = (struct wmi_bss_filter_cmd *) skb->data; 2098 cmd->bss_filter = filter; 2099 cmd->ie_mask = cpu_to_le32(ie_mask); 2100 2101 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID, 2102 NO_SYNC_WMIFLAG); 2103 return ret; 2104 } 2105 2106 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, 2107 u8 ssid_len, u8 *ssid) 2108 { 2109 struct sk_buff *skb; 2110 struct wmi_probed_ssid_cmd *cmd; 2111 int ret; 2112 2113 if (index >= MAX_PROBED_SSIDS) 2114 return -EINVAL; 2115 2116 if (ssid_len > sizeof(cmd->ssid)) 2117 return -EINVAL; 2118 2119 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0)) 2120 return -EINVAL; 2121 2122 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len) 2123 return -EINVAL; 2124 2125 if (flag & SPECIFIC_SSID_FLAG) 2126 wmi->is_probe_ssid = true; 2127 2128 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2129 if (!skb) 2130 return -ENOMEM; 2131 2132 cmd = (struct wmi_probed_ssid_cmd *) skb->data; 2133 cmd->entry_index = index; 2134 cmd->flag = flag; 2135 cmd->ssid_len = ssid_len; 2136 memcpy(cmd->ssid, ssid, ssid_len); 2137 2138 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID, 2139 NO_SYNC_WMIFLAG); 2140 return ret; 2141 } 2142 2143 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx, 2144 u16 listen_interval, 2145 u16 listen_beacons) 2146 { 2147 struct sk_buff *skb; 2148 struct wmi_listen_int_cmd *cmd; 2149 int ret; 2150 2151 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2152 if (!skb) 2153 return -ENOMEM; 2154 2155 cmd = (struct wmi_listen_int_cmd *) skb->data; 2156 cmd->listen_intvl = cpu_to_le16(listen_interval); 2157 cmd->num_beacons = cpu_to_le16(listen_beacons); 2158 2159 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID, 2160 NO_SYNC_WMIFLAG); 2161 return ret; 2162 } 2163 2164 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx, 2165 u16 bmiss_time, u16 num_beacons) 2166 { 2167 struct sk_buff *skb; 2168 struct wmi_bmiss_time_cmd *cmd; 2169 int ret; 2170 2171 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2172 if (!skb) 2173 return -ENOMEM; 2174 2175 cmd = (struct wmi_bmiss_time_cmd *) skb->data; 2176 cmd->bmiss_time = cpu_to_le16(bmiss_time); 2177 cmd->num_beacons = cpu_to_le16(num_beacons); 2178 2179 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID, 2180 NO_SYNC_WMIFLAG); 2181 return ret; 2182 } 2183 2184 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode) 2185 { 2186 struct sk_buff *skb; 2187 struct wmi_power_mode_cmd *cmd; 2188 int ret; 2189 2190 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2191 if (!skb) 2192 return -ENOMEM; 2193 2194 cmd = (struct wmi_power_mode_cmd *) skb->data; 2195 cmd->pwr_mode = pwr_mode; 2196 wmi->pwr_mode = pwr_mode; 2197 2198 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID, 2199 NO_SYNC_WMIFLAG); 2200 return ret; 2201 } 2202 2203 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period, 2204 u16 ps_poll_num, u16 dtim_policy, 2205 u16 tx_wakeup_policy, u16 num_tx_to_wakeup, 2206 u16 ps_fail_event_policy) 2207 { 2208 struct sk_buff *skb; 2209 struct wmi_power_params_cmd *pm; 2210 int ret; 2211 2212 skb = ath6kl_wmi_get_new_buf(sizeof(*pm)); 2213 if (!skb) 2214 return -ENOMEM; 2215 2216 pm = (struct wmi_power_params_cmd *)skb->data; 2217 pm->idle_period = cpu_to_le16(idle_period); 2218 pm->pspoll_number = cpu_to_le16(ps_poll_num); 2219 pm->dtim_policy = cpu_to_le16(dtim_policy); 2220 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy); 2221 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup); 2222 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy); 2223 2224 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID, 2225 NO_SYNC_WMIFLAG); 2226 return ret; 2227 } 2228 2229 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout) 2230 { 2231 struct sk_buff *skb; 2232 struct wmi_disc_timeout_cmd *cmd; 2233 int ret; 2234 2235 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2236 if (!skb) 2237 return -ENOMEM; 2238 2239 cmd = (struct wmi_disc_timeout_cmd *) skb->data; 2240 cmd->discon_timeout = timeout; 2241 2242 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID, 2243 NO_SYNC_WMIFLAG); 2244 2245 if (ret == 0) 2246 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout); 2247 2248 return ret; 2249 } 2250 2251 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, 2252 enum crypto_type key_type, 2253 u8 key_usage, u8 key_len, 2254 u8 *key_rsc, unsigned int key_rsc_len, 2255 u8 *key_material, 2256 u8 key_op_ctrl, u8 *mac_addr, 2257 enum wmi_sync_flag sync_flag) 2258 { 2259 struct sk_buff *skb; 2260 struct wmi_add_cipher_key_cmd *cmd; 2261 int ret; 2262 2263 ath6kl_dbg(ATH6KL_DBG_WMI, 2264 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n", 2265 key_index, key_type, key_usage, key_len, key_op_ctrl); 2266 2267 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) || 2268 (key_material == NULL) || key_rsc_len > 8) 2269 return -EINVAL; 2270 2271 if ((WEP_CRYPT != key_type) && (NULL == key_rsc)) 2272 return -EINVAL; 2273 2274 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2275 if (!skb) 2276 return -ENOMEM; 2277 2278 cmd = (struct wmi_add_cipher_key_cmd *) skb->data; 2279 cmd->key_index = key_index; 2280 cmd->key_type = key_type; 2281 cmd->key_usage = key_usage; 2282 cmd->key_len = key_len; 2283 memcpy(cmd->key, key_material, key_len); 2284 2285 if (key_rsc != NULL) 2286 memcpy(cmd->key_rsc, key_rsc, key_rsc_len); 2287 2288 cmd->key_op_ctrl = key_op_ctrl; 2289 2290 if (mac_addr) 2291 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN); 2292 2293 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID, 2294 sync_flag); 2295 2296 return ret; 2297 } 2298 2299 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk) 2300 { 2301 struct sk_buff *skb; 2302 struct wmi_add_krk_cmd *cmd; 2303 int ret; 2304 2305 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2306 if (!skb) 2307 return -ENOMEM; 2308 2309 cmd = (struct wmi_add_krk_cmd *) skb->data; 2310 memcpy(cmd->krk, krk, WMI_KRK_LEN); 2311 2312 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID, 2313 NO_SYNC_WMIFLAG); 2314 2315 return ret; 2316 } 2317 2318 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index) 2319 { 2320 struct sk_buff *skb; 2321 struct wmi_delete_cipher_key_cmd *cmd; 2322 int ret; 2323 2324 if (key_index > WMI_MAX_KEY_INDEX) 2325 return -EINVAL; 2326 2327 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2328 if (!skb) 2329 return -ENOMEM; 2330 2331 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data; 2332 cmd->key_index = key_index; 2333 2334 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID, 2335 NO_SYNC_WMIFLAG); 2336 2337 return ret; 2338 } 2339 2340 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, 2341 const u8 *pmkid, bool set) 2342 { 2343 struct sk_buff *skb; 2344 struct wmi_setpmkid_cmd *cmd; 2345 int ret; 2346 2347 if (bssid == NULL) 2348 return -EINVAL; 2349 2350 if (set && pmkid == NULL) 2351 return -EINVAL; 2352 2353 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2354 if (!skb) 2355 return -ENOMEM; 2356 2357 cmd = (struct wmi_setpmkid_cmd *) skb->data; 2358 memcpy(cmd->bssid, bssid, ETH_ALEN); 2359 if (set) { 2360 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid)); 2361 cmd->enable = PMKID_ENABLE; 2362 } else { 2363 memset(cmd->pmkid, 0, sizeof(cmd->pmkid)); 2364 cmd->enable = PMKID_DISABLE; 2365 } 2366 2367 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID, 2368 NO_SYNC_WMIFLAG); 2369 2370 return ret; 2371 } 2372 2373 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb, 2374 enum htc_endpoint_id ep_id, u8 if_idx) 2375 { 2376 struct wmi_data_hdr *data_hdr; 2377 int ret; 2378 2379 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) { 2380 dev_kfree_skb(skb); 2381 return -EINVAL; 2382 } 2383 2384 skb_push(skb, sizeof(struct wmi_data_hdr)); 2385 2386 data_hdr = (struct wmi_data_hdr *) skb->data; 2387 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT; 2388 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 2389 2390 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 2391 2392 return ret; 2393 } 2394 2395 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) 2396 { 2397 struct sk_buff *skb; 2398 struct wmi_sync_cmd *cmd; 2399 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC]; 2400 enum htc_endpoint_id ep_id; 2401 u8 index, num_pri_streams = 0; 2402 int ret = 0; 2403 2404 memset(data_sync_bufs, 0, sizeof(data_sync_bufs)); 2405 2406 spin_lock_bh(&wmi->lock); 2407 2408 for (index = 0; index < WMM_NUM_AC; index++) { 2409 if (wmi->fat_pipe_exist & (1 << index)) { 2410 num_pri_streams++; 2411 data_sync_bufs[num_pri_streams - 1].traffic_class = 2412 index; 2413 } 2414 } 2415 2416 spin_unlock_bh(&wmi->lock); 2417 2418 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2419 if (!skb) 2420 return -ENOMEM; 2421 2422 cmd = (struct wmi_sync_cmd *) skb->data; 2423 2424 /* 2425 * In the SYNC cmd sent on the control Ep, send a bitmap 2426 * of the data eps on which the Data Sync will be sent 2427 */ 2428 cmd->data_sync_map = wmi->fat_pipe_exist; 2429 2430 for (index = 0; index < num_pri_streams; index++) { 2431 data_sync_bufs[index].skb = ath6kl_buf_alloc(0); 2432 if (data_sync_bufs[index].skb == NULL) { 2433 ret = -ENOMEM; 2434 break; 2435 } 2436 } 2437 2438 /* 2439 * If buffer allocation for any of the dataSync fails, 2440 * then do not send the Synchronize cmd on the control ep 2441 */ 2442 if (ret) 2443 goto free_cmd_skb; 2444 2445 /* 2446 * Send sync cmd followed by sync data messages on all 2447 * endpoints being used 2448 */ 2449 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID, 2450 NO_SYNC_WMIFLAG); 2451 2452 if (ret) 2453 goto free_data_skb; 2454 2455 for (index = 0; index < num_pri_streams; index++) { 2456 2457 if (WARN_ON(!data_sync_bufs[index].skb)) 2458 goto free_data_skb; 2459 2460 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, 2461 data_sync_bufs[index]. 2462 traffic_class); 2463 ret = 2464 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb, 2465 ep_id, if_idx); 2466 2467 data_sync_bufs[index].skb = NULL; 2468 2469 if (ret) 2470 goto free_data_skb; 2471 } 2472 2473 return 0; 2474 2475 free_cmd_skb: 2476 /* free up any resources left over (possibly due to an error) */ 2477 if (skb) 2478 dev_kfree_skb(skb); 2479 2480 free_data_skb: 2481 for (index = 0; index < num_pri_streams; index++) { 2482 if (data_sync_bufs[index].skb != NULL) { 2483 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index]. 2484 skb); 2485 } 2486 } 2487 2488 return ret; 2489 } 2490 2491 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx, 2492 struct wmi_create_pstream_cmd *params) 2493 { 2494 struct sk_buff *skb; 2495 struct wmi_create_pstream_cmd *cmd; 2496 u8 fatpipe_exist_for_ac = 0; 2497 s32 min_phy = 0; 2498 s32 nominal_phy = 0; 2499 int ret; 2500 2501 if (!((params->user_pri < 8) && 2502 (params->user_pri <= 0x7) && 2503 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) && 2504 (params->traffic_direc == UPLINK_TRAFFIC || 2505 params->traffic_direc == DNLINK_TRAFFIC || 2506 params->traffic_direc == BIDIR_TRAFFIC) && 2507 (params->traffic_type == TRAFFIC_TYPE_APERIODIC || 2508 params->traffic_type == TRAFFIC_TYPE_PERIODIC) && 2509 (params->voice_psc_cap == DISABLE_FOR_THIS_AC || 2510 params->voice_psc_cap == ENABLE_FOR_THIS_AC || 2511 params->voice_psc_cap == ENABLE_FOR_ALL_AC) && 2512 (params->tsid == WMI_IMPLICIT_PSTREAM || 2513 params->tsid <= WMI_MAX_THINSTREAM))) { 2514 return -EINVAL; 2515 } 2516 2517 /* 2518 * Check nominal PHY rate is >= minimalPHY, 2519 * so that DUT can allow TSRS IE 2520 */ 2521 2522 /* Get the physical rate (units of bps) */ 2523 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000); 2524 2525 /* Check minimal phy < nominal phy rate */ 2526 if (params->nominal_phy >= min_phy) { 2527 /* unit of 500 kbps */ 2528 nominal_phy = (params->nominal_phy * 1000) / 500; 2529 ath6kl_dbg(ATH6KL_DBG_WMI, 2530 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n", 2531 min_phy, nominal_phy); 2532 2533 params->nominal_phy = nominal_phy; 2534 } else { 2535 params->nominal_phy = 0; 2536 } 2537 2538 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2539 if (!skb) 2540 return -ENOMEM; 2541 2542 ath6kl_dbg(ATH6KL_DBG_WMI, 2543 "sending create_pstream_cmd: ac=%d tsid:%d\n", 2544 params->traffic_class, params->tsid); 2545 2546 cmd = (struct wmi_create_pstream_cmd *) skb->data; 2547 memcpy(cmd, params, sizeof(*cmd)); 2548 2549 /* This is an implicitly created Fat pipe */ 2550 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) { 2551 spin_lock_bh(&wmi->lock); 2552 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2553 (1 << params->traffic_class)); 2554 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2555 spin_unlock_bh(&wmi->lock); 2556 } else { 2557 /* explicitly created thin stream within a fat pipe */ 2558 spin_lock_bh(&wmi->lock); 2559 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2560 (1 << params->traffic_class)); 2561 wmi->stream_exist_for_ac[params->traffic_class] |= 2562 (1 << params->tsid); 2563 /* 2564 * If a thinstream becomes active, the fat pipe automatically 2565 * becomes active 2566 */ 2567 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2568 spin_unlock_bh(&wmi->lock); 2569 } 2570 2571 /* 2572 * Indicate activty change to driver layer only if this is the 2573 * first TSID to get created in this AC explicitly or an implicit 2574 * fat pipe is getting created. 2575 */ 2576 if (!fatpipe_exist_for_ac) 2577 ath6kl_indicate_tx_activity(wmi->parent_dev, 2578 params->traffic_class, true); 2579 2580 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID, 2581 NO_SYNC_WMIFLAG); 2582 return ret; 2583 } 2584 2585 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, 2586 u8 tsid) 2587 { 2588 struct sk_buff *skb; 2589 struct wmi_delete_pstream_cmd *cmd; 2590 u16 active_tsids = 0; 2591 int ret; 2592 2593 if (traffic_class > 3) { 2594 ath6kl_err("invalid traffic class: %d\n", traffic_class); 2595 return -EINVAL; 2596 } 2597 2598 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2599 if (!skb) 2600 return -ENOMEM; 2601 2602 cmd = (struct wmi_delete_pstream_cmd *) skb->data; 2603 cmd->traffic_class = traffic_class; 2604 cmd->tsid = tsid; 2605 2606 spin_lock_bh(&wmi->lock); 2607 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2608 spin_unlock_bh(&wmi->lock); 2609 2610 if (!(active_tsids & (1 << tsid))) { 2611 dev_kfree_skb(skb); 2612 ath6kl_dbg(ATH6KL_DBG_WMI, 2613 "TSID %d doesn't exist for traffic class: %d\n", 2614 tsid, traffic_class); 2615 return -ENODATA; 2616 } 2617 2618 ath6kl_dbg(ATH6KL_DBG_WMI, 2619 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n", 2620 traffic_class, tsid); 2621 2622 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID, 2623 SYNC_BEFORE_WMIFLAG); 2624 2625 spin_lock_bh(&wmi->lock); 2626 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid); 2627 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2628 spin_unlock_bh(&wmi->lock); 2629 2630 /* 2631 * Indicate stream inactivity to driver layer only if all tsids 2632 * within this AC are deleted. 2633 */ 2634 if (!active_tsids) { 2635 ath6kl_indicate_tx_activity(wmi->parent_dev, 2636 traffic_class, false); 2637 wmi->fat_pipe_exist &= ~(1 << traffic_class); 2638 } 2639 2640 return ret; 2641 } 2642 2643 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, 2644 __be32 ips0, __be32 ips1) 2645 { 2646 struct sk_buff *skb; 2647 struct wmi_set_ip_cmd *cmd; 2648 int ret; 2649 2650 /* Multicast address are not valid */ 2651 if (ipv4_is_multicast(ips0) || 2652 ipv4_is_multicast(ips1)) 2653 return -EINVAL; 2654 2655 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd)); 2656 if (!skb) 2657 return -ENOMEM; 2658 2659 cmd = (struct wmi_set_ip_cmd *) skb->data; 2660 cmd->ips[0] = ips0; 2661 cmd->ips[1] = ips1; 2662 2663 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID, 2664 NO_SYNC_WMIFLAG); 2665 return ret; 2666 } 2667 2668 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) 2669 { 2670 u16 active_tsids; 2671 u8 stream_exist; 2672 int i; 2673 2674 /* 2675 * Relinquish credits from all implicitly created pstreams 2676 * since when we go to sleep. If user created explicit 2677 * thinstreams exists with in a fatpipe leave them intact 2678 * for the user to delete. 2679 */ 2680 spin_lock_bh(&wmi->lock); 2681 stream_exist = wmi->fat_pipe_exist; 2682 spin_unlock_bh(&wmi->lock); 2683 2684 for (i = 0; i < WMM_NUM_AC; i++) { 2685 if (stream_exist & (1 << i)) { 2686 2687 /* 2688 * FIXME: Is this lock & unlock inside 2689 * for loop correct? may need rework. 2690 */ 2691 spin_lock_bh(&wmi->lock); 2692 active_tsids = wmi->stream_exist_for_ac[i]; 2693 spin_unlock_bh(&wmi->lock); 2694 2695 /* 2696 * If there are no user created thin streams 2697 * delete the fatpipe 2698 */ 2699 if (!active_tsids) { 2700 stream_exist &= ~(1 << i); 2701 /* 2702 * Indicate inactivity to driver layer for 2703 * this fatpipe (pstream) 2704 */ 2705 ath6kl_indicate_tx_activity(wmi->parent_dev, 2706 i, false); 2707 } 2708 } 2709 } 2710 2711 /* FIXME: Can we do this assignment without locking ? */ 2712 spin_lock_bh(&wmi->lock); 2713 wmi->fat_pipe_exist = stream_exist; 2714 spin_unlock_bh(&wmi->lock); 2715 } 2716 2717 static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx, 2718 const struct cfg80211_bitrate_mask *mask) 2719 { 2720 struct sk_buff *skb; 2721 int ret, mode, band; 2722 u64 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2723 struct wmi_set_tx_select_rates64_cmd *cmd; 2724 2725 memset(&ratemask, 0, sizeof(ratemask)); 2726 2727 /* only check 2.4 and 5 GHz bands, skip the rest */ 2728 for (band = 0; band <= IEEE80211_BAND_5GHZ; band++) { 2729 /* copy legacy rate mask */ 2730 ratemask[band] = mask->control[band].legacy; 2731 if (band == IEEE80211_BAND_5GHZ) 2732 ratemask[band] = 2733 mask->control[band].legacy << 4; 2734 2735 /* copy mcs rate mask */ 2736 mcsrate = mask->control[band].mcs[1]; 2737 mcsrate <<= 8; 2738 mcsrate |= mask->control[band].mcs[0]; 2739 ratemask[band] |= mcsrate << 12; 2740 ratemask[band] |= mcsrate << 28; 2741 } 2742 2743 ath6kl_dbg(ATH6KL_DBG_WMI, 2744 "Ratemask 64 bit: 2.4:%llx 5:%llx\n", 2745 ratemask[0], ratemask[1]); 2746 2747 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2748 if (!skb) 2749 return -ENOMEM; 2750 2751 cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data; 2752 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2753 /* A mode operate in 5GHZ band */ 2754 if (mode == WMI_RATES_MODE_11A || 2755 mode == WMI_RATES_MODE_11A_HT20 || 2756 mode == WMI_RATES_MODE_11A_HT40) 2757 band = IEEE80211_BAND_5GHZ; 2758 else 2759 band = IEEE80211_BAND_2GHZ; 2760 cmd->ratemask[mode] = cpu_to_le64(ratemask[band]); 2761 } 2762 2763 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2764 WMI_SET_TX_SELECT_RATES_CMDID, 2765 NO_SYNC_WMIFLAG); 2766 return ret; 2767 } 2768 2769 static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx, 2770 const struct cfg80211_bitrate_mask *mask) 2771 { 2772 struct sk_buff *skb; 2773 int ret, mode, band; 2774 u32 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2775 struct wmi_set_tx_select_rates32_cmd *cmd; 2776 2777 memset(&ratemask, 0, sizeof(ratemask)); 2778 2779 /* only check 2.4 and 5 GHz bands, skip the rest */ 2780 for (band = 0; band <= IEEE80211_BAND_5GHZ; band++) { 2781 /* copy legacy rate mask */ 2782 ratemask[band] = mask->control[band].legacy; 2783 if (band == IEEE80211_BAND_5GHZ) 2784 ratemask[band] = 2785 mask->control[band].legacy << 4; 2786 2787 /* copy mcs rate mask */ 2788 mcsrate = mask->control[band].mcs[0]; 2789 ratemask[band] |= mcsrate << 12; 2790 ratemask[band] |= mcsrate << 20; 2791 } 2792 2793 ath6kl_dbg(ATH6KL_DBG_WMI, 2794 "Ratemask 32 bit: 2.4:%x 5:%x\n", 2795 ratemask[0], ratemask[1]); 2796 2797 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2798 if (!skb) 2799 return -ENOMEM; 2800 2801 cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data; 2802 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2803 /* A mode operate in 5GHZ band */ 2804 if (mode == WMI_RATES_MODE_11A || 2805 mode == WMI_RATES_MODE_11A_HT20 || 2806 mode == WMI_RATES_MODE_11A_HT40) 2807 band = IEEE80211_BAND_5GHZ; 2808 else 2809 band = IEEE80211_BAND_2GHZ; 2810 cmd->ratemask[mode] = cpu_to_le32(ratemask[band]); 2811 } 2812 2813 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2814 WMI_SET_TX_SELECT_RATES_CMDID, 2815 NO_SYNC_WMIFLAG); 2816 return ret; 2817 } 2818 2819 int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx, 2820 const struct cfg80211_bitrate_mask *mask) 2821 { 2822 struct ath6kl *ar = wmi->parent_dev; 2823 2824 if (ar->hw.flags & ATH6KL_HW_FLAG_64BIT_RATES) 2825 return ath6kl_set_bitrate_mask64(wmi, if_idx, mask); 2826 else 2827 return ath6kl_set_bitrate_mask32(wmi, if_idx, mask); 2828 } 2829 2830 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, 2831 enum ath6kl_host_mode host_mode) 2832 { 2833 struct sk_buff *skb; 2834 struct wmi_set_host_sleep_mode_cmd *cmd; 2835 int ret; 2836 2837 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) && 2838 (host_mode != ATH6KL_HOST_MODE_AWAKE)) { 2839 ath6kl_err("invalid host sleep mode: %d\n", host_mode); 2840 return -EINVAL; 2841 } 2842 2843 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2844 if (!skb) 2845 return -ENOMEM; 2846 2847 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data; 2848 2849 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { 2850 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); 2851 cmd->asleep = cpu_to_le32(1); 2852 } else 2853 cmd->awake = cpu_to_le32(1); 2854 2855 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2856 WMI_SET_HOST_SLEEP_MODE_CMDID, 2857 NO_SYNC_WMIFLAG); 2858 return ret; 2859 } 2860 2861 /* This command has zero length payload */ 2862 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi, 2863 struct ath6kl_vif *vif) 2864 { 2865 struct ath6kl *ar = wmi->parent_dev; 2866 2867 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags); 2868 wake_up(&ar->event_wq); 2869 2870 return 0; 2871 } 2872 2873 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, 2874 enum ath6kl_wow_mode wow_mode, 2875 u32 filter, u16 host_req_delay) 2876 { 2877 struct sk_buff *skb; 2878 struct wmi_set_wow_mode_cmd *cmd; 2879 int ret; 2880 2881 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) && 2882 wow_mode != ATH6KL_WOW_MODE_DISABLE) { 2883 ath6kl_err("invalid wow mode: %d\n", wow_mode); 2884 return -EINVAL; 2885 } 2886 2887 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2888 if (!skb) 2889 return -ENOMEM; 2890 2891 cmd = (struct wmi_set_wow_mode_cmd *) skb->data; 2892 cmd->enable_wow = cpu_to_le32(wow_mode); 2893 cmd->filter = cpu_to_le32(filter); 2894 cmd->host_req_delay = cpu_to_le16(host_req_delay); 2895 2896 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID, 2897 NO_SYNC_WMIFLAG); 2898 return ret; 2899 } 2900 2901 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2902 u8 list_id, u8 filter_size, 2903 u8 filter_offset, const u8 *filter, 2904 const u8 *mask) 2905 { 2906 struct sk_buff *skb; 2907 struct wmi_add_wow_pattern_cmd *cmd; 2908 u16 size; 2909 u8 *filter_mask; 2910 int ret; 2911 2912 /* 2913 * Allocate additional memory in the buffer to hold 2914 * filter and mask value, which is twice of filter_size. 2915 */ 2916 size = sizeof(*cmd) + (2 * filter_size); 2917 2918 skb = ath6kl_wmi_get_new_buf(size); 2919 if (!skb) 2920 return -ENOMEM; 2921 2922 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data; 2923 cmd->filter_list_id = list_id; 2924 cmd->filter_size = filter_size; 2925 cmd->filter_offset = filter_offset; 2926 2927 memcpy(cmd->filter, filter, filter_size); 2928 2929 filter_mask = (u8 *) (cmd->filter + filter_size); 2930 memcpy(filter_mask, mask, filter_size); 2931 2932 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID, 2933 NO_SYNC_WMIFLAG); 2934 2935 return ret; 2936 } 2937 2938 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2939 u16 list_id, u16 filter_id) 2940 { 2941 struct sk_buff *skb; 2942 struct wmi_del_wow_pattern_cmd *cmd; 2943 int ret; 2944 2945 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2946 if (!skb) 2947 return -ENOMEM; 2948 2949 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data; 2950 cmd->filter_list_id = cpu_to_le16(list_id); 2951 cmd->filter_id = cpu_to_le16(filter_id); 2952 2953 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID, 2954 NO_SYNC_WMIFLAG); 2955 return ret; 2956 } 2957 2958 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb, 2959 enum wmix_command_id cmd_id, 2960 enum wmi_sync_flag sync_flag) 2961 { 2962 struct wmix_cmd_hdr *cmd_hdr; 2963 int ret; 2964 2965 skb_push(skb, sizeof(struct wmix_cmd_hdr)); 2966 2967 cmd_hdr = (struct wmix_cmd_hdr *) skb->data; 2968 cmd_hdr->cmd_id = cpu_to_le32(cmd_id); 2969 2970 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag); 2971 2972 return ret; 2973 } 2974 2975 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source) 2976 { 2977 struct sk_buff *skb; 2978 struct wmix_hb_challenge_resp_cmd *cmd; 2979 int ret; 2980 2981 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2982 if (!skb) 2983 return -ENOMEM; 2984 2985 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data; 2986 cmd->cookie = cpu_to_le32(cookie); 2987 cmd->source = cpu_to_le32(source); 2988 2989 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID, 2990 NO_SYNC_WMIFLAG); 2991 return ret; 2992 } 2993 2994 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config) 2995 { 2996 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd; 2997 struct sk_buff *skb; 2998 int ret; 2999 3000 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3001 if (!skb) 3002 return -ENOMEM; 3003 3004 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data; 3005 cmd->valid = cpu_to_le32(valid); 3006 cmd->config = cpu_to_le32(config); 3007 3008 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID, 3009 NO_SYNC_WMIFLAG); 3010 return ret; 3011 } 3012 3013 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx) 3014 { 3015 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID); 3016 } 3017 3018 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM) 3019 { 3020 struct sk_buff *skb; 3021 struct wmi_set_tx_pwr_cmd *cmd; 3022 int ret; 3023 3024 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd)); 3025 if (!skb) 3026 return -ENOMEM; 3027 3028 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data; 3029 cmd->dbM = dbM; 3030 3031 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID, 3032 NO_SYNC_WMIFLAG); 3033 3034 return ret; 3035 } 3036 3037 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx) 3038 { 3039 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID); 3040 } 3041 3042 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi) 3043 { 3044 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID); 3045 } 3046 3047 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status, 3048 u8 preamble_policy) 3049 { 3050 struct sk_buff *skb; 3051 struct wmi_set_lpreamble_cmd *cmd; 3052 int ret; 3053 3054 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd)); 3055 if (!skb) 3056 return -ENOMEM; 3057 3058 cmd = (struct wmi_set_lpreamble_cmd *) skb->data; 3059 cmd->status = status; 3060 cmd->preamble_policy = preamble_policy; 3061 3062 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID, 3063 NO_SYNC_WMIFLAG); 3064 return ret; 3065 } 3066 3067 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold) 3068 { 3069 struct sk_buff *skb; 3070 struct wmi_set_rts_cmd *cmd; 3071 int ret; 3072 3073 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd)); 3074 if (!skb) 3075 return -ENOMEM; 3076 3077 cmd = (struct wmi_set_rts_cmd *) skb->data; 3078 cmd->threshold = cpu_to_le16(threshold); 3079 3080 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID, 3081 NO_SYNC_WMIFLAG); 3082 return ret; 3083 } 3084 3085 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg) 3086 { 3087 struct sk_buff *skb; 3088 struct wmi_set_wmm_txop_cmd *cmd; 3089 int ret; 3090 3091 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED))) 3092 return -EINVAL; 3093 3094 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd)); 3095 if (!skb) 3096 return -ENOMEM; 3097 3098 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data; 3099 cmd->txop_enable = cfg; 3100 3101 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID, 3102 NO_SYNC_WMIFLAG); 3103 return ret; 3104 } 3105 3106 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx, 3107 u8 keep_alive_intvl) 3108 { 3109 struct sk_buff *skb; 3110 struct wmi_set_keepalive_cmd *cmd; 3111 int ret; 3112 3113 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3114 if (!skb) 3115 return -ENOMEM; 3116 3117 cmd = (struct wmi_set_keepalive_cmd *) skb->data; 3118 cmd->keep_alive_intvl = keep_alive_intvl; 3119 3120 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID, 3121 NO_SYNC_WMIFLAG); 3122 3123 if (ret == 0) 3124 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl); 3125 3126 return ret; 3127 } 3128 3129 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx, 3130 enum ieee80211_band band, 3131 struct ath6kl_htcap *htcap) 3132 { 3133 struct sk_buff *skb; 3134 struct wmi_set_htcap_cmd *cmd; 3135 3136 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3137 if (!skb) 3138 return -ENOMEM; 3139 3140 cmd = (struct wmi_set_htcap_cmd *) skb->data; 3141 3142 /* 3143 * NOTE: Band in firmware matches enum ieee80211_band, it is unlikely 3144 * this will be changed in firmware. If at all there is any change in 3145 * band value, the host needs to be fixed. 3146 */ 3147 cmd->band = band; 3148 cmd->ht_enable = !!htcap->ht_enable; 3149 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20); 3150 cmd->ht40_supported = 3151 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40); 3152 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40); 3153 cmd->intolerant_40mhz = 3154 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT); 3155 cmd->max_ampdu_len_exp = htcap->ampdu_factor; 3156 3157 ath6kl_dbg(ATH6KL_DBG_WMI, 3158 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n", 3159 cmd->band, cmd->ht_enable, cmd->ht40_supported, 3160 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz, 3161 cmd->max_ampdu_len_exp); 3162 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID, 3163 NO_SYNC_WMIFLAG); 3164 } 3165 3166 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len) 3167 { 3168 struct sk_buff *skb; 3169 int ret; 3170 3171 skb = ath6kl_wmi_get_new_buf(len); 3172 if (!skb) 3173 return -ENOMEM; 3174 3175 memcpy(skb->data, buf, len); 3176 3177 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG); 3178 3179 return ret; 3180 } 3181 3182 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on) 3183 { 3184 struct sk_buff *skb; 3185 struct wmi_mcast_filter_cmd *cmd; 3186 int ret; 3187 3188 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3189 if (!skb) 3190 return -ENOMEM; 3191 3192 cmd = (struct wmi_mcast_filter_cmd *) skb->data; 3193 cmd->mcast_all_enable = mc_all_on; 3194 3195 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID, 3196 NO_SYNC_WMIFLAG); 3197 return ret; 3198 } 3199 3200 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, 3201 u8 *filter, bool add_filter) 3202 { 3203 struct sk_buff *skb; 3204 struct wmi_mcast_filter_add_del_cmd *cmd; 3205 int ret; 3206 3207 if ((filter[0] != 0x33 || filter[1] != 0x33) && 3208 (filter[0] != 0x01 || filter[1] != 0x00 || 3209 filter[2] != 0x5e || filter[3] > 0x7f)) { 3210 ath6kl_warn("invalid multicast filter address\n"); 3211 return -EINVAL; 3212 } 3213 3214 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3215 if (!skb) 3216 return -ENOMEM; 3217 3218 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data; 3219 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 3220 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3221 add_filter ? WMI_SET_MCAST_FILTER_CMDID : 3222 WMI_DEL_MCAST_FILTER_CMDID, 3223 NO_SYNC_WMIFLAG); 3224 3225 return ret; 3226 } 3227 3228 int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance) 3229 { 3230 struct sk_buff *skb; 3231 struct wmi_sta_bmiss_enhance_cmd *cmd; 3232 int ret; 3233 3234 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3235 if (!skb) 3236 return -ENOMEM; 3237 3238 cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data; 3239 cmd->enable = enhance ? 1 : 0; 3240 3241 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3242 WMI_STA_BMISS_ENHANCE_CMDID, 3243 NO_SYNC_WMIFLAG); 3244 return ret; 3245 } 3246 3247 int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2) 3248 { 3249 struct sk_buff *skb; 3250 struct wmi_set_regdomain_cmd *cmd; 3251 3252 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3253 if (!skb) 3254 return -ENOMEM; 3255 3256 cmd = (struct wmi_set_regdomain_cmd *) skb->data; 3257 memcpy(cmd->iso_name, alpha2, 2); 3258 3259 return ath6kl_wmi_cmd_send(wmi, 0, skb, 3260 WMI_SET_REGDOMAIN_CMDID, 3261 NO_SYNC_WMIFLAG); 3262 } 3263 3264 s32 ath6kl_wmi_get_rate(s8 rate_index) 3265 { 3266 if (rate_index == RATE_AUTO) 3267 return 0; 3268 3269 return wmi_rate_tbl[(u32) rate_index][0]; 3270 } 3271 3272 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap, 3273 u32 len) 3274 { 3275 struct wmi_pmkid_list_reply *reply; 3276 u32 expected_len; 3277 3278 if (len < sizeof(struct wmi_pmkid_list_reply)) 3279 return -EINVAL; 3280 3281 reply = (struct wmi_pmkid_list_reply *)datap; 3282 expected_len = sizeof(reply->num_pmkid) + 3283 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN; 3284 3285 if (len < expected_len) 3286 return -EINVAL; 3287 3288 return 0; 3289 } 3290 3291 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3292 struct ath6kl_vif *vif) 3293 { 3294 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap; 3295 3296 aggr_recv_addba_req_evt(vif, cmd->tid, 3297 le16_to_cpu(cmd->st_seq_no), cmd->win_sz); 3298 3299 return 0; 3300 } 3301 3302 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3303 struct ath6kl_vif *vif) 3304 { 3305 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap; 3306 3307 aggr_recv_delba_req_evt(vif, cmd->tid); 3308 3309 return 0; 3310 } 3311 3312 /* AP mode functions */ 3313 3314 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx, 3315 struct wmi_connect_cmd *p) 3316 { 3317 struct sk_buff *skb; 3318 struct wmi_connect_cmd *cm; 3319 int res; 3320 3321 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3322 if (!skb) 3323 return -ENOMEM; 3324 3325 cm = (struct wmi_connect_cmd *) skb->data; 3326 memcpy(cm, p, sizeof(*cm)); 3327 3328 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID, 3329 NO_SYNC_WMIFLAG); 3330 ath6kl_dbg(ATH6KL_DBG_WMI, 3331 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n", 3332 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch), 3333 le32_to_cpu(p->ctrl_flags), res); 3334 return res; 3335 } 3336 3337 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac, 3338 u16 reason) 3339 { 3340 struct sk_buff *skb; 3341 struct wmi_ap_set_mlme_cmd *cm; 3342 3343 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3344 if (!skb) 3345 return -ENOMEM; 3346 3347 cm = (struct wmi_ap_set_mlme_cmd *) skb->data; 3348 memcpy(cm->mac, mac, ETH_ALEN); 3349 cm->reason = cpu_to_le16(reason); 3350 cm->cmd = cmd; 3351 3352 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd, 3353 cm->reason); 3354 3355 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID, 3356 NO_SYNC_WMIFLAG); 3357 } 3358 3359 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable) 3360 { 3361 struct sk_buff *skb; 3362 struct wmi_ap_hidden_ssid_cmd *cmd; 3363 3364 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3365 if (!skb) 3366 return -ENOMEM; 3367 3368 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data; 3369 cmd->hidden_ssid = enable ? 1 : 0; 3370 3371 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID, 3372 NO_SYNC_WMIFLAG); 3373 } 3374 3375 /* This command will be used to enable/disable AP uAPSD feature */ 3376 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable) 3377 { 3378 struct wmi_ap_set_apsd_cmd *cmd; 3379 struct sk_buff *skb; 3380 3381 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3382 if (!skb) 3383 return -ENOMEM; 3384 3385 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data; 3386 cmd->enable = enable; 3387 3388 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID, 3389 NO_SYNC_WMIFLAG); 3390 } 3391 3392 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx, 3393 u16 aid, u16 bitmap, u32 flags) 3394 { 3395 struct wmi_ap_apsd_buffered_traffic_cmd *cmd; 3396 struct sk_buff *skb; 3397 3398 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3399 if (!skb) 3400 return -ENOMEM; 3401 3402 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data; 3403 cmd->aid = cpu_to_le16(aid); 3404 cmd->bitmap = cpu_to_le16(bitmap); 3405 cmd->flags = cpu_to_le32(flags); 3406 3407 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3408 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID, 3409 NO_SYNC_WMIFLAG); 3410 } 3411 3412 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len, 3413 struct ath6kl_vif *vif) 3414 { 3415 struct wmi_pspoll_event *ev; 3416 3417 if (len < sizeof(struct wmi_pspoll_event)) 3418 return -EINVAL; 3419 3420 ev = (struct wmi_pspoll_event *) datap; 3421 3422 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid)); 3423 3424 return 0; 3425 } 3426 3427 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len, 3428 struct ath6kl_vif *vif) 3429 { 3430 ath6kl_dtimexpiry_event(vif); 3431 3432 return 0; 3433 } 3434 3435 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid, 3436 bool flag) 3437 { 3438 struct sk_buff *skb; 3439 struct wmi_ap_set_pvb_cmd *cmd; 3440 int ret; 3441 3442 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd)); 3443 if (!skb) 3444 return -ENOMEM; 3445 3446 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data; 3447 cmd->aid = cpu_to_le16(aid); 3448 cmd->rsvd = cpu_to_le16(0); 3449 cmd->flag = cpu_to_le32(flag); 3450 3451 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID, 3452 NO_SYNC_WMIFLAG); 3453 3454 return 0; 3455 } 3456 3457 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx, 3458 u8 rx_meta_ver, 3459 bool rx_dot11_hdr, bool defrag_on_host) 3460 { 3461 struct sk_buff *skb; 3462 struct wmi_rx_frame_format_cmd *cmd; 3463 int ret; 3464 3465 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3466 if (!skb) 3467 return -ENOMEM; 3468 3469 cmd = (struct wmi_rx_frame_format_cmd *) skb->data; 3470 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0; 3471 cmd->defrag_on_host = defrag_on_host ? 1 : 0; 3472 cmd->meta_ver = rx_meta_ver; 3473 3474 /* Delete the local aggr state, on host */ 3475 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID, 3476 NO_SYNC_WMIFLAG); 3477 3478 return ret; 3479 } 3480 3481 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type, 3482 const u8 *ie, u8 ie_len) 3483 { 3484 struct sk_buff *skb; 3485 struct wmi_set_appie_cmd *p; 3486 3487 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3488 if (!skb) 3489 return -ENOMEM; 3490 3491 ath6kl_dbg(ATH6KL_DBG_WMI, 3492 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n", 3493 mgmt_frm_type, ie_len); 3494 p = (struct wmi_set_appie_cmd *) skb->data; 3495 p->mgmt_frm_type = mgmt_frm_type; 3496 p->ie_len = ie_len; 3497 3498 if (ie != NULL && ie_len > 0) 3499 memcpy(p->ie_info, ie, ie_len); 3500 3501 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID, 3502 NO_SYNC_WMIFLAG); 3503 } 3504 3505 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field, 3506 const u8 *ie_info, u8 ie_len) 3507 { 3508 struct sk_buff *skb; 3509 struct wmi_set_ie_cmd *p; 3510 3511 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3512 if (!skb) 3513 return -ENOMEM; 3514 3515 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n", 3516 ie_id, ie_field, ie_len); 3517 p = (struct wmi_set_ie_cmd *) skb->data; 3518 p->ie_id = ie_id; 3519 p->ie_field = ie_field; 3520 p->ie_len = ie_len; 3521 if (ie_info && ie_len > 0) 3522 memcpy(p->ie_info, ie_info, ie_len); 3523 3524 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID, 3525 NO_SYNC_WMIFLAG); 3526 } 3527 3528 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable) 3529 { 3530 struct sk_buff *skb; 3531 struct wmi_disable_11b_rates_cmd *cmd; 3532 3533 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3534 if (!skb) 3535 return -ENOMEM; 3536 3537 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n", 3538 disable); 3539 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data; 3540 cmd->disable = disable ? 1 : 0; 3541 3542 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID, 3543 NO_SYNC_WMIFLAG); 3544 } 3545 3546 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur) 3547 { 3548 struct sk_buff *skb; 3549 struct wmi_remain_on_chnl_cmd *p; 3550 3551 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3552 if (!skb) 3553 return -ENOMEM; 3554 3555 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n", 3556 freq, dur); 3557 p = (struct wmi_remain_on_chnl_cmd *) skb->data; 3558 p->freq = cpu_to_le32(freq); 3559 p->duration = cpu_to_le32(dur); 3560 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID, 3561 NO_SYNC_WMIFLAG); 3562 } 3563 3564 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use 3565 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P 3566 * mgmt operations using station interface. 3567 */ 3568 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3569 u32 freq, u32 wait, const u8 *data, 3570 u16 data_len) 3571 { 3572 struct sk_buff *skb; 3573 struct wmi_send_action_cmd *p; 3574 u8 *buf; 3575 3576 if (wait) 3577 return -EINVAL; /* Offload for wait not supported */ 3578 3579 buf = kmalloc(data_len, GFP_KERNEL); 3580 if (!buf) 3581 return -ENOMEM; 3582 3583 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3584 if (!skb) { 3585 kfree(buf); 3586 return -ENOMEM; 3587 } 3588 3589 kfree(wmi->last_mgmt_tx_frame); 3590 memcpy(buf, data, data_len); 3591 wmi->last_mgmt_tx_frame = buf; 3592 wmi->last_mgmt_tx_frame_len = data_len; 3593 3594 ath6kl_dbg(ATH6KL_DBG_WMI, 3595 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3596 id, freq, wait, data_len); 3597 p = (struct wmi_send_action_cmd *) skb->data; 3598 p->id = cpu_to_le32(id); 3599 p->freq = cpu_to_le32(freq); 3600 p->wait = cpu_to_le32(wait); 3601 p->len = cpu_to_le16(data_len); 3602 memcpy(p->data, data, data_len); 3603 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID, 3604 NO_SYNC_WMIFLAG); 3605 } 3606 3607 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3608 u32 freq, u32 wait, const u8 *data, 3609 u16 data_len, u32 no_cck) 3610 { 3611 struct sk_buff *skb; 3612 struct wmi_send_mgmt_cmd *p; 3613 u8 *buf; 3614 3615 if (wait) 3616 return -EINVAL; /* Offload for wait not supported */ 3617 3618 buf = kmalloc(data_len, GFP_KERNEL); 3619 if (!buf) 3620 return -ENOMEM; 3621 3622 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3623 if (!skb) { 3624 kfree(buf); 3625 return -ENOMEM; 3626 } 3627 3628 kfree(wmi->last_mgmt_tx_frame); 3629 memcpy(buf, data, data_len); 3630 wmi->last_mgmt_tx_frame = buf; 3631 wmi->last_mgmt_tx_frame_len = data_len; 3632 3633 ath6kl_dbg(ATH6KL_DBG_WMI, 3634 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3635 id, freq, wait, data_len); 3636 p = (struct wmi_send_mgmt_cmd *) skb->data; 3637 p->id = cpu_to_le32(id); 3638 p->freq = cpu_to_le32(freq); 3639 p->wait = cpu_to_le32(wait); 3640 p->no_cck = cpu_to_le32(no_cck); 3641 p->len = cpu_to_le16(data_len); 3642 memcpy(p->data, data, data_len); 3643 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID, 3644 NO_SYNC_WMIFLAG); 3645 } 3646 3647 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3648 u32 wait, const u8 *data, u16 data_len, 3649 u32 no_cck) 3650 { 3651 int status; 3652 struct ath6kl *ar = wmi->parent_dev; 3653 3654 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 3655 ar->fw_capabilities)) { 3656 /* 3657 * If capable of doing P2P mgmt operations using 3658 * station interface, send additional information like 3659 * supported rates to advertise and xmit rates for 3660 * probe requests 3661 */ 3662 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq, 3663 wait, data, data_len, 3664 no_cck); 3665 } else { 3666 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq, 3667 wait, data, data_len); 3668 } 3669 3670 return status; 3671 } 3672 3673 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq, 3674 const u8 *dst, const u8 *data, 3675 u16 data_len) 3676 { 3677 struct sk_buff *skb; 3678 struct wmi_p2p_probe_response_cmd *p; 3679 size_t cmd_len = sizeof(*p) + data_len; 3680 3681 if (data_len == 0) 3682 cmd_len++; /* work around target minimum length requirement */ 3683 3684 skb = ath6kl_wmi_get_new_buf(cmd_len); 3685 if (!skb) 3686 return -ENOMEM; 3687 3688 ath6kl_dbg(ATH6KL_DBG_WMI, 3689 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n", 3690 freq, dst, data_len); 3691 p = (struct wmi_p2p_probe_response_cmd *) skb->data; 3692 p->freq = cpu_to_le32(freq); 3693 memcpy(p->destination_addr, dst, ETH_ALEN); 3694 p->len = cpu_to_le16(data_len); 3695 memcpy(p->data, data, data_len); 3696 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3697 WMI_SEND_PROBE_RESPONSE_CMDID, 3698 NO_SYNC_WMIFLAG); 3699 } 3700 3701 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable) 3702 { 3703 struct sk_buff *skb; 3704 struct wmi_probe_req_report_cmd *p; 3705 3706 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3707 if (!skb) 3708 return -ENOMEM; 3709 3710 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n", 3711 enable); 3712 p = (struct wmi_probe_req_report_cmd *) skb->data; 3713 p->enable = enable ? 1 : 0; 3714 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID, 3715 NO_SYNC_WMIFLAG); 3716 } 3717 3718 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags) 3719 { 3720 struct sk_buff *skb; 3721 struct wmi_get_p2p_info *p; 3722 3723 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3724 if (!skb) 3725 return -ENOMEM; 3726 3727 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n", 3728 info_req_flags); 3729 p = (struct wmi_get_p2p_info *) skb->data; 3730 p->info_req_flags = cpu_to_le32(info_req_flags); 3731 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID, 3732 NO_SYNC_WMIFLAG); 3733 } 3734 3735 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx) 3736 { 3737 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n"); 3738 return ath6kl_wmi_simple_cmd(wmi, if_idx, 3739 WMI_CANCEL_REMAIN_ON_CHNL_CMDID); 3740 } 3741 3742 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout) 3743 { 3744 struct sk_buff *skb; 3745 struct wmi_set_inact_period_cmd *cmd; 3746 3747 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3748 if (!skb) 3749 return -ENOMEM; 3750 3751 cmd = (struct wmi_set_inact_period_cmd *) skb->data; 3752 cmd->inact_period = cpu_to_le32(inact_timeout); 3753 cmd->num_null_func = 0; 3754 3755 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID, 3756 NO_SYNC_WMIFLAG); 3757 } 3758 3759 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb) 3760 { 3761 struct wmix_cmd_hdr *cmd; 3762 u32 len; 3763 u16 id; 3764 u8 *datap; 3765 int ret = 0; 3766 3767 if (skb->len < sizeof(struct wmix_cmd_hdr)) { 3768 ath6kl_err("bad packet 1\n"); 3769 return -EINVAL; 3770 } 3771 3772 cmd = (struct wmix_cmd_hdr *) skb->data; 3773 id = le32_to_cpu(cmd->cmd_id); 3774 3775 skb_pull(skb, sizeof(struct wmix_cmd_hdr)); 3776 3777 datap = skb->data; 3778 len = skb->len; 3779 3780 switch (id) { 3781 case WMIX_HB_CHALLENGE_RESP_EVENTID: 3782 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n"); 3783 break; 3784 case WMIX_DBGLOG_EVENTID: 3785 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len); 3786 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len); 3787 break; 3788 default: 3789 ath6kl_warn("unknown cmd id 0x%x\n", id); 3790 ret = -EINVAL; 3791 break; 3792 } 3793 3794 return ret; 3795 } 3796 3797 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len) 3798 { 3799 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len); 3800 } 3801 3802 /* Process interface specific wmi events, caller would free the datap */ 3803 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id, 3804 u8 *datap, u32 len) 3805 { 3806 struct ath6kl_vif *vif; 3807 3808 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx); 3809 if (!vif) { 3810 ath6kl_dbg(ATH6KL_DBG_WMI, 3811 "Wmi event for unavailable vif, vif_index:%d\n", 3812 if_idx); 3813 return -EINVAL; 3814 } 3815 3816 switch (cmd_id) { 3817 case WMI_CONNECT_EVENTID: 3818 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n"); 3819 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif); 3820 case WMI_DISCONNECT_EVENTID: 3821 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n"); 3822 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif); 3823 case WMI_TKIP_MICERR_EVENTID: 3824 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n"); 3825 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif); 3826 case WMI_BSSINFO_EVENTID: 3827 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n"); 3828 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif); 3829 case WMI_NEIGHBOR_REPORT_EVENTID: 3830 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n"); 3831 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len, 3832 vif); 3833 case WMI_SCAN_COMPLETE_EVENTID: 3834 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n"); 3835 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif); 3836 case WMI_REPORT_STATISTICS_EVENTID: 3837 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n"); 3838 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif); 3839 case WMI_CAC_EVENTID: 3840 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n"); 3841 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif); 3842 case WMI_PSPOLL_EVENTID: 3843 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n"); 3844 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif); 3845 case WMI_DTIMEXPIRY_EVENTID: 3846 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n"); 3847 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif); 3848 case WMI_ADDBA_REQ_EVENTID: 3849 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n"); 3850 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif); 3851 case WMI_DELBA_REQ_EVENTID: 3852 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n"); 3853 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif); 3854 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID: 3855 ath6kl_dbg(ATH6KL_DBG_WMI, 3856 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID"); 3857 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif); 3858 case WMI_REMAIN_ON_CHNL_EVENTID: 3859 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n"); 3860 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif); 3861 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID: 3862 ath6kl_dbg(ATH6KL_DBG_WMI, 3863 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n"); 3864 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap, 3865 len, vif); 3866 case WMI_TX_STATUS_EVENTID: 3867 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n"); 3868 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif); 3869 case WMI_RX_PROBE_REQ_EVENTID: 3870 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n"); 3871 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif); 3872 case WMI_RX_ACTION_EVENTID: 3873 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n"); 3874 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif); 3875 case WMI_TXE_NOTIFY_EVENTID: 3876 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TXE_NOTIFY_EVENTID\n"); 3877 return ath6kl_wmi_txe_notify_event_rx(wmi, datap, len, vif); 3878 default: 3879 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id); 3880 return -EINVAL; 3881 } 3882 3883 return 0; 3884 } 3885 3886 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb) 3887 { 3888 struct wmi_cmd_hdr *cmd; 3889 int ret = 0; 3890 u32 len; 3891 u16 id; 3892 u8 if_idx; 3893 u8 *datap; 3894 3895 cmd = (struct wmi_cmd_hdr *) skb->data; 3896 id = le16_to_cpu(cmd->cmd_id); 3897 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK; 3898 3899 skb_pull(skb, sizeof(struct wmi_cmd_hdr)); 3900 datap = skb->data; 3901 len = skb->len; 3902 3903 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len); 3904 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ", 3905 datap, len); 3906 3907 switch (id) { 3908 case WMI_GET_BITRATE_CMDID: 3909 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n"); 3910 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len); 3911 break; 3912 case WMI_GET_CHANNEL_LIST_CMDID: 3913 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n"); 3914 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len); 3915 break; 3916 case WMI_GET_TX_PWR_CMDID: 3917 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n"); 3918 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len); 3919 break; 3920 case WMI_READY_EVENTID: 3921 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n"); 3922 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len); 3923 break; 3924 case WMI_PEER_NODE_EVENTID: 3925 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n"); 3926 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len); 3927 break; 3928 case WMI_REGDOMAIN_EVENTID: 3929 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n"); 3930 ath6kl_wmi_regdomain_event(wmi, datap, len); 3931 break; 3932 case WMI_PSTREAM_TIMEOUT_EVENTID: 3933 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n"); 3934 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len); 3935 break; 3936 case WMI_CMDERROR_EVENTID: 3937 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n"); 3938 ret = ath6kl_wmi_error_event_rx(wmi, datap, len); 3939 break; 3940 case WMI_RSSI_THRESHOLD_EVENTID: 3941 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n"); 3942 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len); 3943 break; 3944 case WMI_ERROR_REPORT_EVENTID: 3945 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n"); 3946 break; 3947 case WMI_OPT_RX_FRAME_EVENTID: 3948 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n"); 3949 /* this event has been deprecated */ 3950 break; 3951 case WMI_REPORT_ROAM_TBL_EVENTID: 3952 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n"); 3953 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len); 3954 break; 3955 case WMI_EXTENSION_EVENTID: 3956 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n"); 3957 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb); 3958 break; 3959 case WMI_CHANNEL_CHANGE_EVENTID: 3960 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n"); 3961 break; 3962 case WMI_REPORT_ROAM_DATA_EVENTID: 3963 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n"); 3964 break; 3965 case WMI_TEST_EVENTID: 3966 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n"); 3967 ret = ath6kl_wmi_test_rx(wmi, datap, len); 3968 break; 3969 case WMI_GET_FIXRATES_CMDID: 3970 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n"); 3971 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len); 3972 break; 3973 case WMI_TX_RETRY_ERR_EVENTID: 3974 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n"); 3975 break; 3976 case WMI_SNR_THRESHOLD_EVENTID: 3977 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n"); 3978 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len); 3979 break; 3980 case WMI_LQ_THRESHOLD_EVENTID: 3981 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n"); 3982 break; 3983 case WMI_APLIST_EVENTID: 3984 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n"); 3985 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len); 3986 break; 3987 case WMI_GET_KEEPALIVE_CMDID: 3988 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n"); 3989 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len); 3990 break; 3991 case WMI_GET_WOW_LIST_EVENTID: 3992 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n"); 3993 break; 3994 case WMI_GET_PMKID_LIST_EVENTID: 3995 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n"); 3996 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len); 3997 break; 3998 case WMI_SET_PARAMS_REPLY_EVENTID: 3999 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n"); 4000 break; 4001 case WMI_ADDBA_RESP_EVENTID: 4002 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n"); 4003 break; 4004 case WMI_REPORT_BTCOEX_CONFIG_EVENTID: 4005 ath6kl_dbg(ATH6KL_DBG_WMI, 4006 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n"); 4007 break; 4008 case WMI_REPORT_BTCOEX_STATS_EVENTID: 4009 ath6kl_dbg(ATH6KL_DBG_WMI, 4010 "WMI_REPORT_BTCOEX_STATS_EVENTID\n"); 4011 break; 4012 case WMI_TX_COMPLETE_EVENTID: 4013 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n"); 4014 ret = ath6kl_wmi_tx_complete_event_rx(datap, len); 4015 break; 4016 case WMI_P2P_CAPABILITIES_EVENTID: 4017 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n"); 4018 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len); 4019 break; 4020 case WMI_P2P_INFO_EVENTID: 4021 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n"); 4022 ret = ath6kl_wmi_p2p_info_event_rx(datap, len); 4023 break; 4024 default: 4025 /* may be the event is interface specific */ 4026 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len); 4027 break; 4028 } 4029 4030 dev_kfree_skb(skb); 4031 return ret; 4032 } 4033 4034 /* Control Path */ 4035 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) 4036 { 4037 if (WARN_ON(skb == NULL)) 4038 return -EINVAL; 4039 4040 if (skb->len < sizeof(struct wmi_cmd_hdr)) { 4041 ath6kl_err("bad packet 1\n"); 4042 dev_kfree_skb(skb); 4043 return -EINVAL; 4044 } 4045 4046 return ath6kl_wmi_proc_events(wmi, skb); 4047 } 4048 4049 void ath6kl_wmi_reset(struct wmi *wmi) 4050 { 4051 spin_lock_bh(&wmi->lock); 4052 4053 wmi->fat_pipe_exist = 0; 4054 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac)); 4055 4056 spin_unlock_bh(&wmi->lock); 4057 } 4058 4059 void *ath6kl_wmi_init(struct ath6kl *dev) 4060 { 4061 struct wmi *wmi; 4062 4063 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL); 4064 if (!wmi) 4065 return NULL; 4066 4067 spin_lock_init(&wmi->lock); 4068 4069 wmi->parent_dev = dev; 4070 4071 wmi->pwr_mode = REC_POWER; 4072 4073 ath6kl_wmi_reset(wmi); 4074 4075 return wmi; 4076 } 4077 4078 void ath6kl_wmi_shutdown(struct wmi *wmi) 4079 { 4080 if (!wmi) 4081 return; 4082 4083 kfree(wmi->last_mgmt_tx_frame); 4084 kfree(wmi); 4085 } 4086