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