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 /* 296 * workaround for WMM S5 297 * 298 * FIXME: wmi->traffic_class is always 100 so this test doesn't 299 * make sense 300 */ 301 if ((wmi->traffic_class == WMM_AC_VI) && 302 ((usr_pri == 5) || (usr_pri == 4))) 303 usr_pri = 1; 304 305 /* Convert user priority to traffic class */ 306 traffic_class = up_to_ac[usr_pri & 0x7]; 307 308 wmi_data_hdr_set_up(data_hdr, usr_pri); 309 310 spin_lock_bh(&wmi->lock); 311 stream_exist = wmi->fat_pipe_exist; 312 spin_unlock_bh(&wmi->lock); 313 314 if (!(stream_exist & (1 << traffic_class))) { 315 memset(&cmd, 0, sizeof(cmd)); 316 cmd.traffic_class = traffic_class; 317 cmd.user_pri = usr_pri; 318 cmd.inactivity_int = 319 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT); 320 /* Implicit streams are created with TSID 0xFF */ 321 cmd.tsid = WMI_IMPLICIT_PSTREAM; 322 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd); 323 } 324 325 *ac = traffic_class; 326 327 return 0; 328 } 329 330 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb) 331 { 332 struct ieee80211_hdr_3addr *pwh, wh; 333 struct ath6kl_llc_snap_hdr *llc_hdr; 334 struct ethhdr eth_hdr; 335 u32 hdr_size; 336 u8 *datap; 337 __le16 sub_type; 338 339 if (WARN_ON(skb == NULL)) 340 return -EINVAL; 341 342 datap = skb->data; 343 pwh = (struct ieee80211_hdr_3addr *) datap; 344 345 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE); 346 347 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr)); 348 349 /* Strip off the 802.11 header */ 350 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) { 351 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr), 352 sizeof(u32)); 353 skb_pull(skb, hdr_size); 354 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) 355 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr)); 356 357 datap = skb->data; 358 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap); 359 360 memset(ð_hdr, 0, sizeof(eth_hdr)); 361 eth_hdr.h_proto = llc_hdr->eth_type; 362 363 switch ((le16_to_cpu(wh.frame_control)) & 364 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { 365 case 0: 366 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 367 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 368 break; 369 case IEEE80211_FCTL_TODS: 370 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN); 371 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 372 break; 373 case IEEE80211_FCTL_FROMDS: 374 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 375 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN); 376 break; 377 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: 378 break; 379 } 380 381 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 382 skb_push(skb, sizeof(eth_hdr)); 383 384 datap = skb->data; 385 386 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 387 388 return 0; 389 } 390 391 /* 392 * Performs 802.3 to DIX encapsulation for received packets. 393 * Assumes the entire 802.3 header is contigous. 394 */ 395 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb) 396 { 397 struct ath6kl_llc_snap_hdr *llc_hdr; 398 struct ethhdr eth_hdr; 399 u8 *datap; 400 401 if (WARN_ON(skb == NULL)) 402 return -EINVAL; 403 404 datap = skb->data; 405 406 memcpy(ð_hdr, datap, sizeof(eth_hdr)); 407 408 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr)); 409 eth_hdr.h_proto = llc_hdr->eth_type; 410 411 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 412 datap = skb->data; 413 414 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 415 416 return 0; 417 } 418 419 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len) 420 { 421 struct tx_complete_msg_v1 *msg_v1; 422 struct wmi_tx_complete_event *evt; 423 int index; 424 u16 size; 425 426 evt = (struct wmi_tx_complete_event *) datap; 427 428 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n", 429 evt->num_msg, evt->msg_len, evt->msg_type); 430 431 for (index = 0; index < evt->num_msg; index++) { 432 size = sizeof(struct wmi_tx_complete_event) + 433 (index * sizeof(struct tx_complete_msg_v1)); 434 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size); 435 436 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n", 437 msg_v1->status, msg_v1->pkt_id, 438 msg_v1->rate_idx, msg_v1->ack_failures); 439 } 440 441 return 0; 442 } 443 444 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap, 445 int len, struct ath6kl_vif *vif) 446 { 447 struct wmi_remain_on_chnl_event *ev; 448 u32 freq; 449 u32 dur; 450 struct ieee80211_channel *chan; 451 struct ath6kl *ar = wmi->parent_dev; 452 u32 id; 453 454 if (len < sizeof(*ev)) 455 return -EINVAL; 456 457 ev = (struct wmi_remain_on_chnl_event *) datap; 458 freq = le32_to_cpu(ev->freq); 459 dur = le32_to_cpu(ev->duration); 460 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n", 461 freq, dur); 462 chan = ieee80211_get_channel(ar->wiphy, freq); 463 if (!chan) { 464 ath6kl_dbg(ATH6KL_DBG_WMI, 465 "remain_on_chnl: Unknown channel (freq=%u)\n", 466 freq); 467 return -EINVAL; 468 } 469 id = vif->last_roc_id; 470 cfg80211_ready_on_channel(vif->ndev, id, chan, NL80211_CHAN_NO_HT, 471 dur, GFP_ATOMIC); 472 473 return 0; 474 } 475 476 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi, 477 u8 *datap, int len, 478 struct ath6kl_vif *vif) 479 { 480 struct wmi_cancel_remain_on_chnl_event *ev; 481 u32 freq; 482 u32 dur; 483 struct ieee80211_channel *chan; 484 struct ath6kl *ar = wmi->parent_dev; 485 u32 id; 486 487 if (len < sizeof(*ev)) 488 return -EINVAL; 489 490 ev = (struct wmi_cancel_remain_on_chnl_event *) datap; 491 freq = le32_to_cpu(ev->freq); 492 dur = le32_to_cpu(ev->duration); 493 ath6kl_dbg(ATH6KL_DBG_WMI, 494 "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n", 495 freq, dur, ev->status); 496 chan = ieee80211_get_channel(ar->wiphy, freq); 497 if (!chan) { 498 ath6kl_dbg(ATH6KL_DBG_WMI, 499 "cancel_remain_on_chnl: Unknown channel (freq=%u)\n", 500 freq); 501 return -EINVAL; 502 } 503 if (vif->last_cancel_roc_id && 504 vif->last_cancel_roc_id + 1 == vif->last_roc_id) 505 id = vif->last_cancel_roc_id; /* event for cancel command */ 506 else 507 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */ 508 vif->last_cancel_roc_id = 0; 509 cfg80211_remain_on_channel_expired(vif->ndev, id, chan, 510 NL80211_CHAN_NO_HT, GFP_ATOMIC); 511 512 return 0; 513 } 514 515 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len, 516 struct ath6kl_vif *vif) 517 { 518 struct wmi_tx_status_event *ev; 519 u32 id; 520 521 if (len < sizeof(*ev)) 522 return -EINVAL; 523 524 ev = (struct wmi_tx_status_event *) datap; 525 id = le32_to_cpu(ev->id); 526 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n", 527 id, ev->ack_status); 528 if (wmi->last_mgmt_tx_frame) { 529 cfg80211_mgmt_tx_status(vif->ndev, id, 530 wmi->last_mgmt_tx_frame, 531 wmi->last_mgmt_tx_frame_len, 532 !!ev->ack_status, GFP_ATOMIC); 533 kfree(wmi->last_mgmt_tx_frame); 534 wmi->last_mgmt_tx_frame = NULL; 535 wmi->last_mgmt_tx_frame_len = 0; 536 } 537 538 return 0; 539 } 540 541 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len, 542 struct ath6kl_vif *vif) 543 { 544 struct wmi_p2p_rx_probe_req_event *ev; 545 u32 freq; 546 u16 dlen; 547 548 if (len < sizeof(*ev)) 549 return -EINVAL; 550 551 ev = (struct wmi_p2p_rx_probe_req_event *) datap; 552 freq = le32_to_cpu(ev->freq); 553 dlen = le16_to_cpu(ev->len); 554 if (datap + len < ev->data + dlen) { 555 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: len=%d dlen=%u\n", 556 len, dlen); 557 return -EINVAL; 558 } 559 ath6kl_dbg(ATH6KL_DBG_WMI, 560 "rx_probe_req: len=%u freq=%u probe_req_report=%d\n", 561 dlen, freq, vif->probe_req_report); 562 563 if (vif->probe_req_report || vif->nw_type == AP_NETWORK) 564 cfg80211_rx_mgmt(vif->ndev, freq, 0, 565 ev->data, dlen, GFP_ATOMIC); 566 567 return 0; 568 } 569 570 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len) 571 { 572 struct wmi_p2p_capabilities_event *ev; 573 u16 dlen; 574 575 if (len < sizeof(*ev)) 576 return -EINVAL; 577 578 ev = (struct wmi_p2p_capabilities_event *) datap; 579 dlen = le16_to_cpu(ev->len); 580 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen); 581 582 return 0; 583 } 584 585 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len, 586 struct ath6kl_vif *vif) 587 { 588 struct wmi_rx_action_event *ev; 589 u32 freq; 590 u16 dlen; 591 592 if (len < sizeof(*ev)) 593 return -EINVAL; 594 595 ev = (struct wmi_rx_action_event *) datap; 596 freq = le32_to_cpu(ev->freq); 597 dlen = le16_to_cpu(ev->len); 598 if (datap + len < ev->data + dlen) { 599 ath6kl_err("invalid wmi_rx_action_event: len=%d dlen=%u\n", 600 len, dlen); 601 return -EINVAL; 602 } 603 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq); 604 cfg80211_rx_mgmt(vif->ndev, freq, 0, 605 ev->data, dlen, GFP_ATOMIC); 606 607 return 0; 608 } 609 610 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len) 611 { 612 struct wmi_p2p_info_event *ev; 613 u32 flags; 614 u16 dlen; 615 616 if (len < sizeof(*ev)) 617 return -EINVAL; 618 619 ev = (struct wmi_p2p_info_event *) datap; 620 flags = le32_to_cpu(ev->info_req_flags); 621 dlen = le16_to_cpu(ev->len); 622 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen); 623 624 if (flags & P2P_FLAG_CAPABILITIES_REQ) { 625 struct wmi_p2p_capabilities *cap; 626 if (dlen < sizeof(*cap)) 627 return -EINVAL; 628 cap = (struct wmi_p2p_capabilities *) ev->data; 629 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n", 630 cap->go_power_save); 631 } 632 633 if (flags & P2P_FLAG_MACADDR_REQ) { 634 struct wmi_p2p_macaddr *mac; 635 if (dlen < sizeof(*mac)) 636 return -EINVAL; 637 mac = (struct wmi_p2p_macaddr *) ev->data; 638 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n", 639 mac->mac_addr); 640 } 641 642 if (flags & P2P_FLAG_HMODEL_REQ) { 643 struct wmi_p2p_hmodel *mod; 644 if (dlen < sizeof(*mod)) 645 return -EINVAL; 646 mod = (struct wmi_p2p_hmodel *) ev->data; 647 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n", 648 mod->p2p_model, 649 mod->p2p_model ? "host" : "firmware"); 650 } 651 return 0; 652 } 653 654 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size) 655 { 656 struct sk_buff *skb; 657 658 skb = ath6kl_buf_alloc(size); 659 if (!skb) 660 return NULL; 661 662 skb_put(skb, size); 663 if (size) 664 memset(skb->data, 0, size); 665 666 return skb; 667 } 668 669 /* Send a "simple" wmi command -- one with no arguments */ 670 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx, 671 enum wmi_cmd_id cmd_id) 672 { 673 struct sk_buff *skb; 674 int ret; 675 676 skb = ath6kl_wmi_get_new_buf(0); 677 if (!skb) 678 return -ENOMEM; 679 680 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG); 681 682 return ret; 683 } 684 685 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len) 686 { 687 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap; 688 689 if (len < sizeof(struct wmi_ready_event_2)) 690 return -EINVAL; 691 692 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr, 693 le32_to_cpu(ev->sw_version), 694 le32_to_cpu(ev->abi_version), ev->phy_cap); 695 696 return 0; 697 } 698 699 /* 700 * Mechanism to modify the roaming behavior in the firmware. The lower rssi 701 * at which the station has to roam can be passed with 702 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level 703 * in dBm. 704 */ 705 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi) 706 { 707 struct sk_buff *skb; 708 struct roam_ctrl_cmd *cmd; 709 710 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 711 if (!skb) 712 return -ENOMEM; 713 714 cmd = (struct roam_ctrl_cmd *) skb->data; 715 716 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD); 717 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi + 718 DEF_SCAN_FOR_ROAM_INTVL); 719 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi); 720 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR; 721 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS; 722 723 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 724 NO_SYNC_WMIFLAG); 725 726 return 0; 727 } 728 729 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) 730 { 731 struct sk_buff *skb; 732 struct roam_ctrl_cmd *cmd; 733 734 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 735 if (!skb) 736 return -ENOMEM; 737 738 cmd = (struct roam_ctrl_cmd *) skb->data; 739 memset(cmd, 0, sizeof(*cmd)); 740 741 memcpy(cmd->info.bssid, bssid, ETH_ALEN); 742 cmd->roam_ctrl = WMI_FORCE_ROAM; 743 744 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid); 745 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 746 NO_SYNC_WMIFLAG); 747 } 748 749 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) 750 { 751 struct sk_buff *skb; 752 struct roam_ctrl_cmd *cmd; 753 754 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 755 if (!skb) 756 return -ENOMEM; 757 758 cmd = (struct roam_ctrl_cmd *) skb->data; 759 memset(cmd, 0, sizeof(*cmd)); 760 761 cmd->info.roam_mode = mode; 762 cmd->roam_ctrl = WMI_SET_ROAM_MODE; 763 764 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode); 765 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 766 NO_SYNC_WMIFLAG); 767 } 768 769 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len, 770 struct ath6kl_vif *vif) 771 { 772 struct wmi_connect_event *ev; 773 u8 *pie, *peie; 774 775 if (len < sizeof(struct wmi_connect_event)) 776 return -EINVAL; 777 778 ev = (struct wmi_connect_event *) datap; 779 780 if (vif->nw_type == AP_NETWORK) { 781 /* AP mode start/STA connected event */ 782 struct net_device *dev = vif->ndev; 783 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) { 784 ath6kl_dbg(ATH6KL_DBG_WMI, 785 "%s: freq %d bssid %pM (AP started)\n", 786 __func__, le16_to_cpu(ev->u.ap_bss.ch), 787 ev->u.ap_bss.bssid); 788 ath6kl_connect_ap_mode_bss( 789 vif, le16_to_cpu(ev->u.ap_bss.ch)); 790 } else { 791 ath6kl_dbg(ATH6KL_DBG_WMI, 792 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n", 793 __func__, ev->u.ap_sta.aid, 794 ev->u.ap_sta.mac_addr, 795 ev->u.ap_sta.auth, 796 ev->u.ap_sta.keymgmt, 797 le16_to_cpu(ev->u.ap_sta.cipher), 798 ev->u.ap_sta.apsd_info); 799 800 ath6kl_connect_ap_mode_sta( 801 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr, 802 ev->u.ap_sta.keymgmt, 803 le16_to_cpu(ev->u.ap_sta.cipher), 804 ev->u.ap_sta.auth, ev->assoc_req_len, 805 ev->assoc_info + ev->beacon_ie_len, 806 ev->u.ap_sta.apsd_info); 807 } 808 return 0; 809 } 810 811 /* STA/IBSS mode connection event */ 812 813 ath6kl_dbg(ATH6KL_DBG_WMI, 814 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n", 815 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid, 816 le16_to_cpu(ev->u.sta.listen_intvl), 817 le16_to_cpu(ev->u.sta.beacon_intvl), 818 le32_to_cpu(ev->u.sta.nw_type)); 819 820 /* Start of assoc rsp IEs */ 821 pie = ev->assoc_info + ev->beacon_ie_len + 822 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */ 823 824 /* End of assoc rsp IEs */ 825 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len + 826 ev->assoc_resp_len; 827 828 while (pie < peie) { 829 switch (*pie) { 830 case WLAN_EID_VENDOR_SPECIFIC: 831 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 && 832 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) { 833 /* WMM OUT (00:50:F2) */ 834 if (pie[1] > 5 && 835 pie[6] == WMM_PARAM_OUI_SUBTYPE) 836 wmi->is_wmm_enabled = true; 837 } 838 break; 839 } 840 841 if (wmi->is_wmm_enabled) 842 break; 843 844 pie += pie[1] + 2; 845 } 846 847 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch), 848 ev->u.sta.bssid, 849 le16_to_cpu(ev->u.sta.listen_intvl), 850 le16_to_cpu(ev->u.sta.beacon_intvl), 851 le32_to_cpu(ev->u.sta.nw_type), 852 ev->beacon_ie_len, ev->assoc_req_len, 853 ev->assoc_resp_len, ev->assoc_info); 854 855 return 0; 856 } 857 858 static struct country_code_to_enum_rd * 859 ath6kl_regd_find_country(u16 countryCode) 860 { 861 int i; 862 863 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 864 if (allCountries[i].countryCode == countryCode) 865 return &allCountries[i]; 866 } 867 868 return NULL; 869 } 870 871 static struct reg_dmn_pair_mapping * 872 ath6kl_get_regpair(u16 regdmn) 873 { 874 int i; 875 876 if (regdmn == NO_ENUMRD) 877 return NULL; 878 879 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { 880 if (regDomainPairs[i].regDmnEnum == regdmn) 881 return ®DomainPairs[i]; 882 } 883 884 return NULL; 885 } 886 887 static struct country_code_to_enum_rd * 888 ath6kl_regd_find_country_by_rd(u16 regdmn) 889 { 890 int i; 891 892 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 893 if (allCountries[i].regDmnEnum == regdmn) 894 return &allCountries[i]; 895 } 896 897 return NULL; 898 } 899 900 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) 901 { 902 903 struct ath6kl_wmi_regdomain *ev; 904 struct country_code_to_enum_rd *country = NULL; 905 struct reg_dmn_pair_mapping *regpair = NULL; 906 char alpha2[2]; 907 u32 reg_code; 908 909 ev = (struct ath6kl_wmi_regdomain *) datap; 910 reg_code = le32_to_cpu(ev->reg_code); 911 912 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) 913 country = ath6kl_regd_find_country((u16) reg_code); 914 else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { 915 916 regpair = ath6kl_get_regpair((u16) reg_code); 917 country = ath6kl_regd_find_country_by_rd((u16) reg_code); 918 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", 919 regpair->regDmnEnum); 920 } 921 922 if (country && wmi->parent_dev->wiphy_registered) { 923 alpha2[0] = country->isoName[0]; 924 alpha2[1] = country->isoName[1]; 925 926 regulatory_hint(wmi->parent_dev->wiphy, alpha2); 927 928 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n", 929 alpha2[0], alpha2[1]); 930 } 931 } 932 933 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len, 934 struct ath6kl_vif *vif) 935 { 936 struct wmi_disconnect_event *ev; 937 wmi->traffic_class = 100; 938 939 if (len < sizeof(struct wmi_disconnect_event)) 940 return -EINVAL; 941 942 ev = (struct wmi_disconnect_event *) datap; 943 944 ath6kl_dbg(ATH6KL_DBG_WMI, 945 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n", 946 le16_to_cpu(ev->proto_reason_status), ev->bssid, 947 ev->disconn_reason, ev->assoc_resp_len); 948 949 wmi->is_wmm_enabled = false; 950 951 ath6kl_disconnect_event(vif, ev->disconn_reason, 952 ev->bssid, ev->assoc_resp_len, ev->assoc_info, 953 le16_to_cpu(ev->proto_reason_status)); 954 955 return 0; 956 } 957 958 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len) 959 { 960 struct wmi_peer_node_event *ev; 961 962 if (len < sizeof(struct wmi_peer_node_event)) 963 return -EINVAL; 964 965 ev = (struct wmi_peer_node_event *) datap; 966 967 if (ev->event_code == PEER_NODE_JOIN_EVENT) 968 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n", 969 ev->peer_mac_addr); 970 else if (ev->event_code == PEER_NODE_LEAVE_EVENT) 971 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n", 972 ev->peer_mac_addr); 973 974 return 0; 975 } 976 977 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len, 978 struct ath6kl_vif *vif) 979 { 980 struct wmi_tkip_micerr_event *ev; 981 982 if (len < sizeof(struct wmi_tkip_micerr_event)) 983 return -EINVAL; 984 985 ev = (struct wmi_tkip_micerr_event *) datap; 986 987 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast); 988 989 return 0; 990 } 991 992 void ath6kl_wmi_sscan_timer(unsigned long ptr) 993 { 994 struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr; 995 996 cfg80211_sched_scan_results(vif->ar->wiphy); 997 } 998 999 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, 1000 struct ath6kl_vif *vif) 1001 { 1002 struct wmi_bss_info_hdr2 *bih; 1003 u8 *buf; 1004 struct ieee80211_channel *channel; 1005 struct ath6kl *ar = wmi->parent_dev; 1006 struct ieee80211_mgmt *mgmt; 1007 struct cfg80211_bss *bss; 1008 1009 if (len <= sizeof(struct wmi_bss_info_hdr2)) 1010 return -EINVAL; 1011 1012 bih = (struct wmi_bss_info_hdr2 *) datap; 1013 buf = datap + sizeof(struct wmi_bss_info_hdr2); 1014 len -= sizeof(struct wmi_bss_info_hdr2); 1015 1016 ath6kl_dbg(ATH6KL_DBG_WMI, 1017 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" " 1018 "frame_type=%d\n", 1019 bih->ch, bih->snr, bih->snr - 95, bih->bssid, 1020 bih->frame_type); 1021 1022 if (bih->frame_type != BEACON_FTYPE && 1023 bih->frame_type != PROBERESP_FTYPE) 1024 return 0; /* Only update BSS table for now */ 1025 1026 if (bih->frame_type == BEACON_FTYPE && 1027 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) { 1028 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 1029 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 1030 NONE_BSS_FILTER, 0); 1031 } 1032 1033 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch)); 1034 if (channel == NULL) 1035 return -EINVAL; 1036 1037 if (len < 8 + 2 + 2) 1038 return -EINVAL; 1039 1040 if (bih->frame_type == BEACON_FTYPE && 1041 test_bit(CONNECTED, &vif->flags) && 1042 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) { 1043 const u8 *tim; 1044 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2, 1045 len - 8 - 2 - 2); 1046 if (tim && tim[1] >= 2) { 1047 vif->assoc_bss_dtim_period = tim[3]; 1048 set_bit(DTIM_PERIOD_AVAIL, &vif->flags); 1049 } 1050 } 1051 1052 /* 1053 * In theory, use of cfg80211_inform_bss() would be more natural here 1054 * since we do not have the full frame. However, at least for now, 1055 * cfg80211 can only distinguish Beacon and Probe Response frames from 1056 * each other when using cfg80211_inform_bss_frame(), so let's build a 1057 * fake IEEE 802.11 header to be able to take benefit of this. 1058 */ 1059 mgmt = kmalloc(24 + len, GFP_ATOMIC); 1060 if (mgmt == NULL) 1061 return -EINVAL; 1062 1063 if (bih->frame_type == BEACON_FTYPE) { 1064 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1065 IEEE80211_STYPE_BEACON); 1066 memset(mgmt->da, 0xff, ETH_ALEN); 1067 } else { 1068 struct net_device *dev = vif->ndev; 1069 1070 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1071 IEEE80211_STYPE_PROBE_RESP); 1072 memcpy(mgmt->da, dev->dev_addr, ETH_ALEN); 1073 } 1074 mgmt->duration = cpu_to_le16(0); 1075 memcpy(mgmt->sa, bih->bssid, ETH_ALEN); 1076 memcpy(mgmt->bssid, bih->bssid, ETH_ALEN); 1077 mgmt->seq_ctrl = cpu_to_le16(0); 1078 1079 memcpy(&mgmt->u.beacon, buf, len); 1080 1081 bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt, 1082 24 + len, (bih->snr - 95) * 100, 1083 GFP_ATOMIC); 1084 kfree(mgmt); 1085 if (bss == NULL) 1086 return -ENOMEM; 1087 cfg80211_put_bss(bss); 1088 1089 /* 1090 * Firmware doesn't return any event when scheduled scan has 1091 * finished, so we need to use a timer to find out when there are 1092 * no more results. 1093 * 1094 * The timer is started from the first bss info received, otherwise 1095 * the timer would not ever fire if the scan interval is short 1096 * enough. 1097 */ 1098 if (ar->state == ATH6KL_STATE_SCHED_SCAN && 1099 !timer_pending(&vif->sched_scan_timer)) { 1100 mod_timer(&vif->sched_scan_timer, jiffies + 1101 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY)); 1102 } 1103 1104 return 0; 1105 } 1106 1107 /* Inactivity timeout of a fatpipe(pstream) at the target */ 1108 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, 1109 int len) 1110 { 1111 struct wmi_pstream_timeout_event *ev; 1112 1113 if (len < sizeof(struct wmi_pstream_timeout_event)) 1114 return -EINVAL; 1115 1116 ev = (struct wmi_pstream_timeout_event *) datap; 1117 1118 /* 1119 * When the pstream (fat pipe == AC) timesout, it means there were 1120 * no thinStreams within this pstream & it got implicitly created 1121 * due to data flow on this AC. We start the inactivity timer only 1122 * for implicitly created pstream. Just reset the host state. 1123 */ 1124 spin_lock_bh(&wmi->lock); 1125 wmi->stream_exist_for_ac[ev->traffic_class] = 0; 1126 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class); 1127 spin_unlock_bh(&wmi->lock); 1128 1129 /* Indicate inactivity to driver layer for this fatpipe (pstream) */ 1130 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false); 1131 1132 return 0; 1133 } 1134 1135 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len) 1136 { 1137 struct wmi_bit_rate_reply *reply; 1138 s32 rate; 1139 u32 sgi, index; 1140 1141 if (len < sizeof(struct wmi_bit_rate_reply)) 1142 return -EINVAL; 1143 1144 reply = (struct wmi_bit_rate_reply *) datap; 1145 1146 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index); 1147 1148 if (reply->rate_index == (s8) RATE_AUTO) { 1149 rate = RATE_AUTO; 1150 } else { 1151 index = reply->rate_index & 0x7f; 1152 sgi = (reply->rate_index & 0x80) ? 1 : 0; 1153 rate = wmi_rate_tbl[index][sgi]; 1154 } 1155 1156 ath6kl_wakeup_event(wmi->parent_dev); 1157 1158 return 0; 1159 } 1160 1161 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len) 1162 { 1163 ath6kl_tm_rx_event(wmi->parent_dev, datap, len); 1164 1165 return 0; 1166 } 1167 1168 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len) 1169 { 1170 if (len < sizeof(struct wmi_fix_rates_reply)) 1171 return -EINVAL; 1172 1173 ath6kl_wakeup_event(wmi->parent_dev); 1174 1175 return 0; 1176 } 1177 1178 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len) 1179 { 1180 if (len < sizeof(struct wmi_channel_list_reply)) 1181 return -EINVAL; 1182 1183 ath6kl_wakeup_event(wmi->parent_dev); 1184 1185 return 0; 1186 } 1187 1188 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len) 1189 { 1190 struct wmi_tx_pwr_reply *reply; 1191 1192 if (len < sizeof(struct wmi_tx_pwr_reply)) 1193 return -EINVAL; 1194 1195 reply = (struct wmi_tx_pwr_reply *) datap; 1196 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM); 1197 1198 return 0; 1199 } 1200 1201 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len) 1202 { 1203 if (len < sizeof(struct wmi_get_keepalive_cmd)) 1204 return -EINVAL; 1205 1206 ath6kl_wakeup_event(wmi->parent_dev); 1207 1208 return 0; 1209 } 1210 1211 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len, 1212 struct ath6kl_vif *vif) 1213 { 1214 struct wmi_scan_complete_event *ev; 1215 1216 ev = (struct wmi_scan_complete_event *) datap; 1217 1218 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status)); 1219 wmi->is_probe_ssid = false; 1220 1221 return 0; 1222 } 1223 1224 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap, 1225 int len, struct ath6kl_vif *vif) 1226 { 1227 struct wmi_neighbor_report_event *ev; 1228 u8 i; 1229 1230 if (len < sizeof(*ev)) 1231 return -EINVAL; 1232 ev = (struct wmi_neighbor_report_event *) datap; 1233 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info) 1234 > len) { 1235 ath6kl_dbg(ATH6KL_DBG_WMI, 1236 "truncated neighbor event (num=%d len=%d)\n", 1237 ev->num_neighbors, len); 1238 return -EINVAL; 1239 } 1240 for (i = 0; i < ev->num_neighbors; i++) { 1241 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n", 1242 i + 1, ev->num_neighbors, ev->neighbor[i].bssid, 1243 ev->neighbor[i].bss_flags); 1244 cfg80211_pmksa_candidate_notify(vif->ndev, i, 1245 ev->neighbor[i].bssid, 1246 !!(ev->neighbor[i].bss_flags & 1247 WMI_PREAUTH_CAPABLE_BSS), 1248 GFP_ATOMIC); 1249 } 1250 1251 return 0; 1252 } 1253 1254 /* 1255 * Target is reporting a programming error. This is for 1256 * developer aid only. Target only checks a few common violations 1257 * and it is responsibility of host to do all error checking. 1258 * Behavior of target after wmi error event is undefined. 1259 * A reset is recommended. 1260 */ 1261 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len) 1262 { 1263 const char *type = "unknown error"; 1264 struct wmi_cmd_error_event *ev; 1265 ev = (struct wmi_cmd_error_event *) datap; 1266 1267 switch (ev->err_code) { 1268 case INVALID_PARAM: 1269 type = "invalid parameter"; 1270 break; 1271 case ILLEGAL_STATE: 1272 type = "invalid state"; 1273 break; 1274 case INTERNAL_ERROR: 1275 type = "internal error"; 1276 break; 1277 } 1278 1279 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n", 1280 ev->cmd_id, type); 1281 1282 return 0; 1283 } 1284 1285 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len, 1286 struct ath6kl_vif *vif) 1287 { 1288 ath6kl_tgt_stats_event(vif, datap, len); 1289 1290 return 0; 1291 } 1292 1293 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi, 1294 struct sq_threshold_params *sq_thresh, 1295 u32 size) 1296 { 1297 u32 index; 1298 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1]; 1299 1300 /* The list is already in sorted order. Get the next lower value */ 1301 for (index = 0; index < size; index++) { 1302 if (rssi < sq_thresh->upper_threshold[index]) { 1303 threshold = (u8) sq_thresh->upper_threshold[index]; 1304 break; 1305 } 1306 } 1307 1308 return threshold; 1309 } 1310 1311 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi, 1312 struct sq_threshold_params *sq_thresh, 1313 u32 size) 1314 { 1315 u32 index; 1316 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1]; 1317 1318 /* The list is already in sorted order. Get the next lower value */ 1319 for (index = 0; index < size; index++) { 1320 if (rssi > sq_thresh->lower_threshold[index]) { 1321 threshold = (u8) sq_thresh->lower_threshold[index]; 1322 break; 1323 } 1324 } 1325 1326 return threshold; 1327 } 1328 1329 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi, 1330 struct wmi_rssi_threshold_params_cmd *rssi_cmd) 1331 { 1332 struct sk_buff *skb; 1333 struct wmi_rssi_threshold_params_cmd *cmd; 1334 1335 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1336 if (!skb) 1337 return -ENOMEM; 1338 1339 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data; 1340 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd)); 1341 1342 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID, 1343 NO_SYNC_WMIFLAG); 1344 } 1345 1346 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap, 1347 int len) 1348 { 1349 struct wmi_rssi_threshold_event *reply; 1350 struct wmi_rssi_threshold_params_cmd cmd; 1351 struct sq_threshold_params *sq_thresh; 1352 enum wmi_rssi_threshold_val new_threshold; 1353 u8 upper_rssi_threshold, lower_rssi_threshold; 1354 s16 rssi; 1355 int ret; 1356 1357 if (len < sizeof(struct wmi_rssi_threshold_event)) 1358 return -EINVAL; 1359 1360 reply = (struct wmi_rssi_threshold_event *) datap; 1361 new_threshold = (enum wmi_rssi_threshold_val) reply->range; 1362 rssi = a_sle16_to_cpu(reply->rssi); 1363 1364 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI]; 1365 1366 /* 1367 * Identify the threshold breached and communicate that to the app. 1368 * After that install a new set of thresholds based on the signal 1369 * quality reported by the target 1370 */ 1371 if (new_threshold) { 1372 /* Upper threshold breached */ 1373 if (rssi < sq_thresh->upper_threshold[0]) { 1374 ath6kl_dbg(ATH6KL_DBG_WMI, 1375 "spurious upper rssi threshold event: %d\n", 1376 rssi); 1377 } else if ((rssi < sq_thresh->upper_threshold[1]) && 1378 (rssi >= sq_thresh->upper_threshold[0])) { 1379 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE; 1380 } else if ((rssi < sq_thresh->upper_threshold[2]) && 1381 (rssi >= sq_thresh->upper_threshold[1])) { 1382 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE; 1383 } else if ((rssi < sq_thresh->upper_threshold[3]) && 1384 (rssi >= sq_thresh->upper_threshold[2])) { 1385 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE; 1386 } else if ((rssi < sq_thresh->upper_threshold[4]) && 1387 (rssi >= sq_thresh->upper_threshold[3])) { 1388 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE; 1389 } else if ((rssi < sq_thresh->upper_threshold[5]) && 1390 (rssi >= sq_thresh->upper_threshold[4])) { 1391 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE; 1392 } else if (rssi >= sq_thresh->upper_threshold[5]) { 1393 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE; 1394 } 1395 } else { 1396 /* Lower threshold breached */ 1397 if (rssi > sq_thresh->lower_threshold[0]) { 1398 ath6kl_dbg(ATH6KL_DBG_WMI, 1399 "spurious lower rssi threshold event: %d %d\n", 1400 rssi, sq_thresh->lower_threshold[0]); 1401 } else if ((rssi > sq_thresh->lower_threshold[1]) && 1402 (rssi <= sq_thresh->lower_threshold[0])) { 1403 new_threshold = WMI_RSSI_THRESHOLD6_BELOW; 1404 } else if ((rssi > sq_thresh->lower_threshold[2]) && 1405 (rssi <= sq_thresh->lower_threshold[1])) { 1406 new_threshold = WMI_RSSI_THRESHOLD5_BELOW; 1407 } else if ((rssi > sq_thresh->lower_threshold[3]) && 1408 (rssi <= sq_thresh->lower_threshold[2])) { 1409 new_threshold = WMI_RSSI_THRESHOLD4_BELOW; 1410 } else if ((rssi > sq_thresh->lower_threshold[4]) && 1411 (rssi <= sq_thresh->lower_threshold[3])) { 1412 new_threshold = WMI_RSSI_THRESHOLD3_BELOW; 1413 } else if ((rssi > sq_thresh->lower_threshold[5]) && 1414 (rssi <= sq_thresh->lower_threshold[4])) { 1415 new_threshold = WMI_RSSI_THRESHOLD2_BELOW; 1416 } else if (rssi <= sq_thresh->lower_threshold[5]) { 1417 new_threshold = WMI_RSSI_THRESHOLD1_BELOW; 1418 } 1419 } 1420 1421 /* Calculate and install the next set of thresholds */ 1422 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh, 1423 sq_thresh->lower_threshold_valid_count); 1424 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh, 1425 sq_thresh->upper_threshold_valid_count); 1426 1427 /* Issue a wmi command to install the thresholds */ 1428 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold); 1429 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold); 1430 cmd.weight = sq_thresh->weight; 1431 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1432 1433 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd); 1434 if (ret) { 1435 ath6kl_err("unable to configure rssi thresholds\n"); 1436 return -EIO; 1437 } 1438 1439 return 0; 1440 } 1441 1442 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, 1443 struct ath6kl_vif *vif) 1444 { 1445 struct wmi_cac_event *reply; 1446 struct ieee80211_tspec_ie *ts; 1447 u16 active_tsids, tsinfo; 1448 u8 tsid, index; 1449 u8 ts_id; 1450 1451 if (len < sizeof(struct wmi_cac_event)) 1452 return -EINVAL; 1453 1454 reply = (struct wmi_cac_event *) datap; 1455 1456 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && 1457 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { 1458 1459 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1460 tsinfo = le16_to_cpu(ts->tsinfo); 1461 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1462 IEEE80211_WMM_IE_TSPEC_TID_MASK; 1463 1464 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1465 reply->ac, tsid); 1466 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) { 1467 /* 1468 * Following assumes that there is only one outstanding 1469 * ADDTS request when this event is received 1470 */ 1471 spin_lock_bh(&wmi->lock); 1472 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1473 spin_unlock_bh(&wmi->lock); 1474 1475 for (index = 0; index < sizeof(active_tsids) * 8; index++) { 1476 if ((active_tsids >> index) & 1) 1477 break; 1478 } 1479 if (index < (sizeof(active_tsids) * 8)) 1480 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1481 reply->ac, index); 1482 } 1483 1484 /* 1485 * Clear active tsids and Add missing handling 1486 * for delete qos stream from AP 1487 */ 1488 else if (reply->cac_indication == CAC_INDICATION_DELETE) { 1489 1490 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1491 tsinfo = le16_to_cpu(ts->tsinfo); 1492 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1493 IEEE80211_WMM_IE_TSPEC_TID_MASK); 1494 1495 spin_lock_bh(&wmi->lock); 1496 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id); 1497 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1498 spin_unlock_bh(&wmi->lock); 1499 1500 /* Indicate stream inactivity to driver layer only if all tsids 1501 * within this AC are deleted. 1502 */ 1503 if (!active_tsids) { 1504 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac, 1505 false); 1506 wmi->fat_pipe_exist &= ~(1 << reply->ac); 1507 } 1508 } 1509 1510 return 0; 1511 } 1512 1513 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi, 1514 struct wmi_snr_threshold_params_cmd *snr_cmd) 1515 { 1516 struct sk_buff *skb; 1517 struct wmi_snr_threshold_params_cmd *cmd; 1518 1519 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1520 if (!skb) 1521 return -ENOMEM; 1522 1523 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data; 1524 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd)); 1525 1526 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID, 1527 NO_SYNC_WMIFLAG); 1528 } 1529 1530 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap, 1531 int len) 1532 { 1533 struct wmi_snr_threshold_event *reply; 1534 struct sq_threshold_params *sq_thresh; 1535 struct wmi_snr_threshold_params_cmd cmd; 1536 enum wmi_snr_threshold_val new_threshold; 1537 u8 upper_snr_threshold, lower_snr_threshold; 1538 s16 snr; 1539 int ret; 1540 1541 if (len < sizeof(struct wmi_snr_threshold_event)) 1542 return -EINVAL; 1543 1544 reply = (struct wmi_snr_threshold_event *) datap; 1545 1546 new_threshold = (enum wmi_snr_threshold_val) reply->range; 1547 snr = reply->snr; 1548 1549 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR]; 1550 1551 /* 1552 * Identify the threshold breached and communicate that to the app. 1553 * After that install a new set of thresholds based on the signal 1554 * quality reported by the target. 1555 */ 1556 if (new_threshold) { 1557 /* Upper threshold breached */ 1558 if (snr < sq_thresh->upper_threshold[0]) { 1559 ath6kl_dbg(ATH6KL_DBG_WMI, 1560 "spurious upper snr threshold event: %d\n", 1561 snr); 1562 } else if ((snr < sq_thresh->upper_threshold[1]) && 1563 (snr >= sq_thresh->upper_threshold[0])) { 1564 new_threshold = WMI_SNR_THRESHOLD1_ABOVE; 1565 } else if ((snr < sq_thresh->upper_threshold[2]) && 1566 (snr >= sq_thresh->upper_threshold[1])) { 1567 new_threshold = WMI_SNR_THRESHOLD2_ABOVE; 1568 } else if ((snr < sq_thresh->upper_threshold[3]) && 1569 (snr >= sq_thresh->upper_threshold[2])) { 1570 new_threshold = WMI_SNR_THRESHOLD3_ABOVE; 1571 } else if (snr >= sq_thresh->upper_threshold[3]) { 1572 new_threshold = WMI_SNR_THRESHOLD4_ABOVE; 1573 } 1574 } else { 1575 /* Lower threshold breached */ 1576 if (snr > sq_thresh->lower_threshold[0]) { 1577 ath6kl_dbg(ATH6KL_DBG_WMI, 1578 "spurious lower snr threshold event: %d\n", 1579 sq_thresh->lower_threshold[0]); 1580 } else if ((snr > sq_thresh->lower_threshold[1]) && 1581 (snr <= sq_thresh->lower_threshold[0])) { 1582 new_threshold = WMI_SNR_THRESHOLD4_BELOW; 1583 } else if ((snr > sq_thresh->lower_threshold[2]) && 1584 (snr <= sq_thresh->lower_threshold[1])) { 1585 new_threshold = WMI_SNR_THRESHOLD3_BELOW; 1586 } else if ((snr > sq_thresh->lower_threshold[3]) && 1587 (snr <= sq_thresh->lower_threshold[2])) { 1588 new_threshold = WMI_SNR_THRESHOLD2_BELOW; 1589 } else if (snr <= sq_thresh->lower_threshold[3]) { 1590 new_threshold = WMI_SNR_THRESHOLD1_BELOW; 1591 } 1592 } 1593 1594 /* Calculate and install the next set of thresholds */ 1595 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh, 1596 sq_thresh->lower_threshold_valid_count); 1597 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh, 1598 sq_thresh->upper_threshold_valid_count); 1599 1600 /* Issue a wmi command to install the thresholds */ 1601 cmd.thresh_above1_val = upper_snr_threshold; 1602 cmd.thresh_below1_val = lower_snr_threshold; 1603 cmd.weight = sq_thresh->weight; 1604 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1605 1606 ath6kl_dbg(ATH6KL_DBG_WMI, 1607 "snr: %d, threshold: %d, lower: %d, upper: %d\n", 1608 snr, new_threshold, 1609 lower_snr_threshold, upper_snr_threshold); 1610 1611 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd); 1612 if (ret) { 1613 ath6kl_err("unable to configure snr threshold\n"); 1614 return -EIO; 1615 } 1616 1617 return 0; 1618 } 1619 1620 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len) 1621 { 1622 u16 ap_info_entry_size; 1623 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap; 1624 struct wmi_ap_info_v1 *ap_info_v1; 1625 u8 index; 1626 1627 if (len < sizeof(struct wmi_aplist_event) || 1628 ev->ap_list_ver != APLIST_VER1) 1629 return -EINVAL; 1630 1631 ap_info_entry_size = sizeof(struct wmi_ap_info_v1); 1632 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list; 1633 1634 ath6kl_dbg(ATH6KL_DBG_WMI, 1635 "number of APs in aplist event: %d\n", ev->num_ap); 1636 1637 if (len < (int) (sizeof(struct wmi_aplist_event) + 1638 (ev->num_ap - 1) * ap_info_entry_size)) 1639 return -EINVAL; 1640 1641 /* AP list version 1 contents */ 1642 for (index = 0; index < ev->num_ap; index++) { 1643 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n", 1644 index, ap_info_v1->bssid, ap_info_v1->channel); 1645 ap_info_v1++; 1646 } 1647 1648 return 0; 1649 } 1650 1651 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb, 1652 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag) 1653 { 1654 struct wmi_cmd_hdr *cmd_hdr; 1655 enum htc_endpoint_id ep_id = wmi->ep_id; 1656 int ret; 1657 u16 info1; 1658 1659 if (WARN_ON(skb == NULL || (if_idx > (wmi->parent_dev->vif_max - 1)))) 1660 return -EINVAL; 1661 1662 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n", 1663 cmd_id, skb->len, sync_flag); 1664 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ", 1665 skb->data, skb->len); 1666 1667 if (sync_flag >= END_WMIFLAG) { 1668 dev_kfree_skb(skb); 1669 return -EINVAL; 1670 } 1671 1672 if ((sync_flag == SYNC_BEFORE_WMIFLAG) || 1673 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1674 /* 1675 * Make sure all data currently queued is transmitted before 1676 * the cmd execution. Establish a new sync point. 1677 */ 1678 ath6kl_wmi_sync_point(wmi, if_idx); 1679 } 1680 1681 skb_push(skb, sizeof(struct wmi_cmd_hdr)); 1682 1683 cmd_hdr = (struct wmi_cmd_hdr *) skb->data; 1684 cmd_hdr->cmd_id = cpu_to_le16(cmd_id); 1685 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK; 1686 cmd_hdr->info1 = cpu_to_le16(info1); 1687 1688 /* Only for OPT_TX_CMD, use BE endpoint. */ 1689 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) { 1690 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, 1691 false, false, 0, NULL, if_idx); 1692 if (ret) { 1693 dev_kfree_skb(skb); 1694 return ret; 1695 } 1696 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE); 1697 } 1698 1699 ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 1700 1701 if ((sync_flag == SYNC_AFTER_WMIFLAG) || 1702 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1703 /* 1704 * Make sure all new data queued waits for the command to 1705 * execute. Establish a new sync point. 1706 */ 1707 ath6kl_wmi_sync_point(wmi, if_idx); 1708 } 1709 1710 return 0; 1711 } 1712 1713 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx, 1714 enum network_type nw_type, 1715 enum dot11_auth_mode dot11_auth_mode, 1716 enum auth_mode auth_mode, 1717 enum crypto_type pairwise_crypto, 1718 u8 pairwise_crypto_len, 1719 enum crypto_type group_crypto, 1720 u8 group_crypto_len, int ssid_len, u8 *ssid, 1721 u8 *bssid, u16 channel, u32 ctrl_flags, 1722 u8 nw_subtype) 1723 { 1724 struct sk_buff *skb; 1725 struct wmi_connect_cmd *cc; 1726 int ret; 1727 1728 ath6kl_dbg(ATH6KL_DBG_WMI, 1729 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d " 1730 "type %d dot11_auth %d auth %d pairwise %d group %d\n", 1731 bssid, channel, ctrl_flags, ssid_len, nw_type, 1732 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto); 1733 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len); 1734 1735 wmi->traffic_class = 100; 1736 1737 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT)) 1738 return -EINVAL; 1739 1740 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT)) 1741 return -EINVAL; 1742 1743 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd)); 1744 if (!skb) 1745 return -ENOMEM; 1746 1747 cc = (struct wmi_connect_cmd *) skb->data; 1748 1749 if (ssid_len) 1750 memcpy(cc->ssid, ssid, ssid_len); 1751 1752 cc->ssid_len = ssid_len; 1753 cc->nw_type = nw_type; 1754 cc->dot11_auth_mode = dot11_auth_mode; 1755 cc->auth_mode = auth_mode; 1756 cc->prwise_crypto_type = pairwise_crypto; 1757 cc->prwise_crypto_len = pairwise_crypto_len; 1758 cc->grp_crypto_type = group_crypto; 1759 cc->grp_crypto_len = group_crypto_len; 1760 cc->ch = cpu_to_le16(channel); 1761 cc->ctrl_flags = cpu_to_le32(ctrl_flags); 1762 cc->nw_subtype = nw_subtype; 1763 1764 if (bssid != NULL) 1765 memcpy(cc->bssid, bssid, ETH_ALEN); 1766 1767 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID, 1768 NO_SYNC_WMIFLAG); 1769 1770 return ret; 1771 } 1772 1773 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid, 1774 u16 channel) 1775 { 1776 struct sk_buff *skb; 1777 struct wmi_reconnect_cmd *cc; 1778 int ret; 1779 1780 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n", 1781 bssid, channel); 1782 1783 wmi->traffic_class = 100; 1784 1785 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd)); 1786 if (!skb) 1787 return -ENOMEM; 1788 1789 cc = (struct wmi_reconnect_cmd *) skb->data; 1790 cc->channel = cpu_to_le16(channel); 1791 1792 if (bssid != NULL) 1793 memcpy(cc->bssid, bssid, ETH_ALEN); 1794 1795 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID, 1796 NO_SYNC_WMIFLAG); 1797 1798 return ret; 1799 } 1800 1801 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx) 1802 { 1803 int ret; 1804 1805 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n"); 1806 1807 wmi->traffic_class = 100; 1808 1809 /* Disconnect command does not need to do a SYNC before. */ 1810 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID); 1811 1812 return ret; 1813 } 1814 1815 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, 1816 enum wmi_scan_type scan_type, 1817 u32 force_fgscan, u32 is_legacy, 1818 u32 home_dwell_time, u32 force_scan_interval, 1819 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates) 1820 { 1821 struct sk_buff *skb; 1822 struct wmi_begin_scan_cmd *sc; 1823 s8 size; 1824 int i, band, ret; 1825 struct ath6kl *ar = wmi->parent_dev; 1826 int num_rates; 1827 1828 size = sizeof(struct wmi_begin_scan_cmd); 1829 1830 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1831 return -EINVAL; 1832 1833 if (num_chan > WMI_MAX_CHANNELS) 1834 return -EINVAL; 1835 1836 if (num_chan) 1837 size += sizeof(u16) * (num_chan - 1); 1838 1839 skb = ath6kl_wmi_get_new_buf(size); 1840 if (!skb) 1841 return -ENOMEM; 1842 1843 sc = (struct wmi_begin_scan_cmd *) skb->data; 1844 sc->scan_type = scan_type; 1845 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1846 sc->is_legacy = cpu_to_le32(is_legacy); 1847 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1848 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1849 sc->no_cck = cpu_to_le32(no_cck); 1850 sc->num_ch = num_chan; 1851 1852 for (band = 0; band < IEEE80211_NUM_BANDS; band++) { 1853 struct ieee80211_supported_band *sband = 1854 ar->wiphy->bands[band]; 1855 u32 ratemask = rates[band]; 1856 u8 *supp_rates = sc->supp_rates[band].rates; 1857 num_rates = 0; 1858 1859 for (i = 0; i < sband->n_bitrates; i++) { 1860 if ((BIT(i) & ratemask) == 0) 1861 continue; /* skip rate */ 1862 supp_rates[num_rates++] = 1863 (u8) (sband->bitrates[i].bitrate / 5); 1864 } 1865 sc->supp_rates[band].nrates = num_rates; 1866 } 1867 1868 for (i = 0; i < num_chan; i++) 1869 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1870 1871 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID, 1872 NO_SYNC_WMIFLAG); 1873 1874 return ret; 1875 } 1876 1877 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use 1878 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P 1879 * mgmt operations using station interface. 1880 */ 1881 int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx, 1882 enum wmi_scan_type scan_type, 1883 u32 force_fgscan, u32 is_legacy, 1884 u32 home_dwell_time, u32 force_scan_interval, 1885 s8 num_chan, u16 *ch_list) 1886 { 1887 struct sk_buff *skb; 1888 struct wmi_start_scan_cmd *sc; 1889 s8 size; 1890 int i, ret; 1891 1892 size = sizeof(struct wmi_start_scan_cmd); 1893 1894 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1895 return -EINVAL; 1896 1897 if (num_chan > WMI_MAX_CHANNELS) 1898 return -EINVAL; 1899 1900 if (num_chan) 1901 size += sizeof(u16) * (num_chan - 1); 1902 1903 skb = ath6kl_wmi_get_new_buf(size); 1904 if (!skb) 1905 return -ENOMEM; 1906 1907 sc = (struct wmi_start_scan_cmd *) skb->data; 1908 sc->scan_type = scan_type; 1909 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1910 sc->is_legacy = cpu_to_le32(is_legacy); 1911 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1912 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1913 sc->num_ch = num_chan; 1914 1915 for (i = 0; i < num_chan; i++) 1916 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1917 1918 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID, 1919 NO_SYNC_WMIFLAG); 1920 1921 return ret; 1922 } 1923 1924 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx, 1925 u16 fg_start_sec, 1926 u16 fg_end_sec, u16 bg_sec, 1927 u16 minact_chdw_msec, u16 maxact_chdw_msec, 1928 u16 pas_chdw_msec, u8 short_scan_ratio, 1929 u8 scan_ctrl_flag, u32 max_dfsch_act_time, 1930 u16 maxact_scan_per_ssid) 1931 { 1932 struct sk_buff *skb; 1933 struct wmi_scan_params_cmd *sc; 1934 int ret; 1935 1936 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 1937 if (!skb) 1938 return -ENOMEM; 1939 1940 sc = (struct wmi_scan_params_cmd *) skb->data; 1941 sc->fg_start_period = cpu_to_le16(fg_start_sec); 1942 sc->fg_end_period = cpu_to_le16(fg_end_sec); 1943 sc->bg_period = cpu_to_le16(bg_sec); 1944 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec); 1945 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec); 1946 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec); 1947 sc->short_scan_ratio = short_scan_ratio; 1948 sc->scan_ctrl_flags = scan_ctrl_flag; 1949 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time); 1950 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid); 1951 1952 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID, 1953 NO_SYNC_WMIFLAG); 1954 return ret; 1955 } 1956 1957 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask) 1958 { 1959 struct sk_buff *skb; 1960 struct wmi_bss_filter_cmd *cmd; 1961 int ret; 1962 1963 if (filter >= LAST_BSS_FILTER) 1964 return -EINVAL; 1965 1966 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1967 if (!skb) 1968 return -ENOMEM; 1969 1970 cmd = (struct wmi_bss_filter_cmd *) skb->data; 1971 cmd->bss_filter = filter; 1972 cmd->ie_mask = cpu_to_le32(ie_mask); 1973 1974 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID, 1975 NO_SYNC_WMIFLAG); 1976 return ret; 1977 } 1978 1979 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, 1980 u8 ssid_len, u8 *ssid) 1981 { 1982 struct sk_buff *skb; 1983 struct wmi_probed_ssid_cmd *cmd; 1984 int ret; 1985 1986 if (index > MAX_PROBED_SSID_INDEX) 1987 return -EINVAL; 1988 1989 if (ssid_len > sizeof(cmd->ssid)) 1990 return -EINVAL; 1991 1992 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0)) 1993 return -EINVAL; 1994 1995 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len) 1996 return -EINVAL; 1997 1998 if (flag & SPECIFIC_SSID_FLAG) 1999 wmi->is_probe_ssid = true; 2000 2001 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2002 if (!skb) 2003 return -ENOMEM; 2004 2005 cmd = (struct wmi_probed_ssid_cmd *) skb->data; 2006 cmd->entry_index = index; 2007 cmd->flag = flag; 2008 cmd->ssid_len = ssid_len; 2009 memcpy(cmd->ssid, ssid, ssid_len); 2010 2011 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID, 2012 NO_SYNC_WMIFLAG); 2013 return ret; 2014 } 2015 2016 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx, 2017 u16 listen_interval, 2018 u16 listen_beacons) 2019 { 2020 struct sk_buff *skb; 2021 struct wmi_listen_int_cmd *cmd; 2022 int ret; 2023 2024 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2025 if (!skb) 2026 return -ENOMEM; 2027 2028 cmd = (struct wmi_listen_int_cmd *) skb->data; 2029 cmd->listen_intvl = cpu_to_le16(listen_interval); 2030 cmd->num_beacons = cpu_to_le16(listen_beacons); 2031 2032 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID, 2033 NO_SYNC_WMIFLAG); 2034 return ret; 2035 } 2036 2037 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx, 2038 u16 bmiss_time, u16 num_beacons) 2039 { 2040 struct sk_buff *skb; 2041 struct wmi_bmiss_time_cmd *cmd; 2042 int ret; 2043 2044 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2045 if (!skb) 2046 return -ENOMEM; 2047 2048 cmd = (struct wmi_bmiss_time_cmd *) skb->data; 2049 cmd->bmiss_time = cpu_to_le16(bmiss_time); 2050 cmd->num_beacons = cpu_to_le16(num_beacons); 2051 2052 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID, 2053 NO_SYNC_WMIFLAG); 2054 return ret; 2055 } 2056 2057 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode) 2058 { 2059 struct sk_buff *skb; 2060 struct wmi_power_mode_cmd *cmd; 2061 int ret; 2062 2063 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2064 if (!skb) 2065 return -ENOMEM; 2066 2067 cmd = (struct wmi_power_mode_cmd *) skb->data; 2068 cmd->pwr_mode = pwr_mode; 2069 wmi->pwr_mode = pwr_mode; 2070 2071 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID, 2072 NO_SYNC_WMIFLAG); 2073 return ret; 2074 } 2075 2076 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period, 2077 u16 ps_poll_num, u16 dtim_policy, 2078 u16 tx_wakeup_policy, u16 num_tx_to_wakeup, 2079 u16 ps_fail_event_policy) 2080 { 2081 struct sk_buff *skb; 2082 struct wmi_power_params_cmd *pm; 2083 int ret; 2084 2085 skb = ath6kl_wmi_get_new_buf(sizeof(*pm)); 2086 if (!skb) 2087 return -ENOMEM; 2088 2089 pm = (struct wmi_power_params_cmd *)skb->data; 2090 pm->idle_period = cpu_to_le16(idle_period); 2091 pm->pspoll_number = cpu_to_le16(ps_poll_num); 2092 pm->dtim_policy = cpu_to_le16(dtim_policy); 2093 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy); 2094 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup); 2095 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy); 2096 2097 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID, 2098 NO_SYNC_WMIFLAG); 2099 return ret; 2100 } 2101 2102 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout) 2103 { 2104 struct sk_buff *skb; 2105 struct wmi_disc_timeout_cmd *cmd; 2106 int ret; 2107 2108 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2109 if (!skb) 2110 return -ENOMEM; 2111 2112 cmd = (struct wmi_disc_timeout_cmd *) skb->data; 2113 cmd->discon_timeout = timeout; 2114 2115 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID, 2116 NO_SYNC_WMIFLAG); 2117 2118 if (ret == 0) 2119 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout); 2120 2121 return ret; 2122 } 2123 2124 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, 2125 enum crypto_type key_type, 2126 u8 key_usage, u8 key_len, 2127 u8 *key_rsc, unsigned int key_rsc_len, 2128 u8 *key_material, 2129 u8 key_op_ctrl, u8 *mac_addr, 2130 enum wmi_sync_flag sync_flag) 2131 { 2132 struct sk_buff *skb; 2133 struct wmi_add_cipher_key_cmd *cmd; 2134 int ret; 2135 2136 ath6kl_dbg(ATH6KL_DBG_WMI, 2137 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n", 2138 key_index, key_type, key_usage, key_len, key_op_ctrl); 2139 2140 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) || 2141 (key_material == NULL) || key_rsc_len > 8) 2142 return -EINVAL; 2143 2144 if ((WEP_CRYPT != key_type) && (NULL == key_rsc)) 2145 return -EINVAL; 2146 2147 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2148 if (!skb) 2149 return -ENOMEM; 2150 2151 cmd = (struct wmi_add_cipher_key_cmd *) skb->data; 2152 cmd->key_index = key_index; 2153 cmd->key_type = key_type; 2154 cmd->key_usage = key_usage; 2155 cmd->key_len = key_len; 2156 memcpy(cmd->key, key_material, key_len); 2157 2158 if (key_rsc != NULL) 2159 memcpy(cmd->key_rsc, key_rsc, key_rsc_len); 2160 2161 cmd->key_op_ctrl = key_op_ctrl; 2162 2163 if (mac_addr) 2164 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN); 2165 2166 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID, 2167 sync_flag); 2168 2169 return ret; 2170 } 2171 2172 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk) 2173 { 2174 struct sk_buff *skb; 2175 struct wmi_add_krk_cmd *cmd; 2176 int ret; 2177 2178 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2179 if (!skb) 2180 return -ENOMEM; 2181 2182 cmd = (struct wmi_add_krk_cmd *) skb->data; 2183 memcpy(cmd->krk, krk, WMI_KRK_LEN); 2184 2185 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID, 2186 NO_SYNC_WMIFLAG); 2187 2188 return ret; 2189 } 2190 2191 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index) 2192 { 2193 struct sk_buff *skb; 2194 struct wmi_delete_cipher_key_cmd *cmd; 2195 int ret; 2196 2197 if (key_index > WMI_MAX_KEY_INDEX) 2198 return -EINVAL; 2199 2200 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2201 if (!skb) 2202 return -ENOMEM; 2203 2204 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data; 2205 cmd->key_index = key_index; 2206 2207 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID, 2208 NO_SYNC_WMIFLAG); 2209 2210 return ret; 2211 } 2212 2213 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, 2214 const u8 *pmkid, bool set) 2215 { 2216 struct sk_buff *skb; 2217 struct wmi_setpmkid_cmd *cmd; 2218 int ret; 2219 2220 if (bssid == NULL) 2221 return -EINVAL; 2222 2223 if (set && pmkid == NULL) 2224 return -EINVAL; 2225 2226 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2227 if (!skb) 2228 return -ENOMEM; 2229 2230 cmd = (struct wmi_setpmkid_cmd *) skb->data; 2231 memcpy(cmd->bssid, bssid, ETH_ALEN); 2232 if (set) { 2233 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid)); 2234 cmd->enable = PMKID_ENABLE; 2235 } else { 2236 memset(cmd->pmkid, 0, sizeof(cmd->pmkid)); 2237 cmd->enable = PMKID_DISABLE; 2238 } 2239 2240 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID, 2241 NO_SYNC_WMIFLAG); 2242 2243 return ret; 2244 } 2245 2246 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb, 2247 enum htc_endpoint_id ep_id, u8 if_idx) 2248 { 2249 struct wmi_data_hdr *data_hdr; 2250 int ret; 2251 2252 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) 2253 return -EINVAL; 2254 2255 skb_push(skb, sizeof(struct wmi_data_hdr)); 2256 2257 data_hdr = (struct wmi_data_hdr *) skb->data; 2258 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT; 2259 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 2260 2261 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 2262 2263 return ret; 2264 } 2265 2266 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) 2267 { 2268 struct sk_buff *skb; 2269 struct wmi_sync_cmd *cmd; 2270 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC]; 2271 enum htc_endpoint_id ep_id; 2272 u8 index, num_pri_streams = 0; 2273 int ret = 0; 2274 2275 memset(data_sync_bufs, 0, sizeof(data_sync_bufs)); 2276 2277 spin_lock_bh(&wmi->lock); 2278 2279 for (index = 0; index < WMM_NUM_AC; index++) { 2280 if (wmi->fat_pipe_exist & (1 << index)) { 2281 num_pri_streams++; 2282 data_sync_bufs[num_pri_streams - 1].traffic_class = 2283 index; 2284 } 2285 } 2286 2287 spin_unlock_bh(&wmi->lock); 2288 2289 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2290 if (!skb) { 2291 ret = -ENOMEM; 2292 goto free_skb; 2293 } 2294 2295 cmd = (struct wmi_sync_cmd *) skb->data; 2296 2297 /* 2298 * In the SYNC cmd sent on the control Ep, send a bitmap 2299 * of the data eps on which the Data Sync will be sent 2300 */ 2301 cmd->data_sync_map = wmi->fat_pipe_exist; 2302 2303 for (index = 0; index < num_pri_streams; index++) { 2304 data_sync_bufs[index].skb = ath6kl_buf_alloc(0); 2305 if (data_sync_bufs[index].skb == NULL) { 2306 ret = -ENOMEM; 2307 break; 2308 } 2309 } 2310 2311 /* 2312 * If buffer allocation for any of the dataSync fails, 2313 * then do not send the Synchronize cmd on the control ep 2314 */ 2315 if (ret) 2316 goto free_skb; 2317 2318 /* 2319 * Send sync cmd followed by sync data messages on all 2320 * endpoints being used 2321 */ 2322 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID, 2323 NO_SYNC_WMIFLAG); 2324 2325 if (ret) 2326 goto free_skb; 2327 2328 /* cmd buffer sent, we no longer own it */ 2329 skb = NULL; 2330 2331 for (index = 0; index < num_pri_streams; index++) { 2332 2333 if (WARN_ON(!data_sync_bufs[index].skb)) 2334 break; 2335 2336 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, 2337 data_sync_bufs[index]. 2338 traffic_class); 2339 ret = 2340 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb, 2341 ep_id, if_idx); 2342 2343 if (ret) 2344 break; 2345 2346 data_sync_bufs[index].skb = NULL; 2347 } 2348 2349 free_skb: 2350 /* free up any resources left over (possibly due to an error) */ 2351 if (skb) 2352 dev_kfree_skb(skb); 2353 2354 for (index = 0; index < num_pri_streams; index++) { 2355 if (data_sync_bufs[index].skb != NULL) { 2356 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index]. 2357 skb); 2358 } 2359 } 2360 2361 return ret; 2362 } 2363 2364 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx, 2365 struct wmi_create_pstream_cmd *params) 2366 { 2367 struct sk_buff *skb; 2368 struct wmi_create_pstream_cmd *cmd; 2369 u8 fatpipe_exist_for_ac = 0; 2370 s32 min_phy = 0; 2371 s32 nominal_phy = 0; 2372 int ret; 2373 2374 if (!((params->user_pri < 8) && 2375 (params->user_pri <= 0x7) && 2376 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) && 2377 (params->traffic_direc == UPLINK_TRAFFIC || 2378 params->traffic_direc == DNLINK_TRAFFIC || 2379 params->traffic_direc == BIDIR_TRAFFIC) && 2380 (params->traffic_type == TRAFFIC_TYPE_APERIODIC || 2381 params->traffic_type == TRAFFIC_TYPE_PERIODIC) && 2382 (params->voice_psc_cap == DISABLE_FOR_THIS_AC || 2383 params->voice_psc_cap == ENABLE_FOR_THIS_AC || 2384 params->voice_psc_cap == ENABLE_FOR_ALL_AC) && 2385 (params->tsid == WMI_IMPLICIT_PSTREAM || 2386 params->tsid <= WMI_MAX_THINSTREAM))) { 2387 return -EINVAL; 2388 } 2389 2390 /* 2391 * Check nominal PHY rate is >= minimalPHY, 2392 * so that DUT can allow TSRS IE 2393 */ 2394 2395 /* Get the physical rate (units of bps) */ 2396 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000); 2397 2398 /* Check minimal phy < nominal phy rate */ 2399 if (params->nominal_phy >= min_phy) { 2400 /* unit of 500 kbps */ 2401 nominal_phy = (params->nominal_phy * 1000) / 500; 2402 ath6kl_dbg(ATH6KL_DBG_WMI, 2403 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n", 2404 min_phy, nominal_phy); 2405 2406 params->nominal_phy = nominal_phy; 2407 } else { 2408 params->nominal_phy = 0; 2409 } 2410 2411 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2412 if (!skb) 2413 return -ENOMEM; 2414 2415 ath6kl_dbg(ATH6KL_DBG_WMI, 2416 "sending create_pstream_cmd: ac=%d tsid:%d\n", 2417 params->traffic_class, params->tsid); 2418 2419 cmd = (struct wmi_create_pstream_cmd *) skb->data; 2420 memcpy(cmd, params, sizeof(*cmd)); 2421 2422 /* This is an implicitly created Fat pipe */ 2423 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) { 2424 spin_lock_bh(&wmi->lock); 2425 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2426 (1 << params->traffic_class)); 2427 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2428 spin_unlock_bh(&wmi->lock); 2429 } else { 2430 /* explicitly created thin stream within a fat pipe */ 2431 spin_lock_bh(&wmi->lock); 2432 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2433 (1 << params->traffic_class)); 2434 wmi->stream_exist_for_ac[params->traffic_class] |= 2435 (1 << params->tsid); 2436 /* 2437 * If a thinstream becomes active, the fat pipe automatically 2438 * becomes active 2439 */ 2440 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2441 spin_unlock_bh(&wmi->lock); 2442 } 2443 2444 /* 2445 * Indicate activty change to driver layer only if this is the 2446 * first TSID to get created in this AC explicitly or an implicit 2447 * fat pipe is getting created. 2448 */ 2449 if (!fatpipe_exist_for_ac) 2450 ath6kl_indicate_tx_activity(wmi->parent_dev, 2451 params->traffic_class, true); 2452 2453 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID, 2454 NO_SYNC_WMIFLAG); 2455 return ret; 2456 } 2457 2458 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, 2459 u8 tsid) 2460 { 2461 struct sk_buff *skb; 2462 struct wmi_delete_pstream_cmd *cmd; 2463 u16 active_tsids = 0; 2464 int ret; 2465 2466 if (traffic_class > 3) { 2467 ath6kl_err("invalid traffic class: %d\n", traffic_class); 2468 return -EINVAL; 2469 } 2470 2471 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2472 if (!skb) 2473 return -ENOMEM; 2474 2475 cmd = (struct wmi_delete_pstream_cmd *) skb->data; 2476 cmd->traffic_class = traffic_class; 2477 cmd->tsid = tsid; 2478 2479 spin_lock_bh(&wmi->lock); 2480 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2481 spin_unlock_bh(&wmi->lock); 2482 2483 if (!(active_tsids & (1 << tsid))) { 2484 dev_kfree_skb(skb); 2485 ath6kl_dbg(ATH6KL_DBG_WMI, 2486 "TSID %d doesn't exist for traffic class: %d\n", 2487 tsid, traffic_class); 2488 return -ENODATA; 2489 } 2490 2491 ath6kl_dbg(ATH6KL_DBG_WMI, 2492 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n", 2493 traffic_class, tsid); 2494 2495 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID, 2496 SYNC_BEFORE_WMIFLAG); 2497 2498 spin_lock_bh(&wmi->lock); 2499 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid); 2500 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2501 spin_unlock_bh(&wmi->lock); 2502 2503 /* 2504 * Indicate stream inactivity to driver layer only if all tsids 2505 * within this AC are deleted. 2506 */ 2507 if (!active_tsids) { 2508 ath6kl_indicate_tx_activity(wmi->parent_dev, 2509 traffic_class, false); 2510 wmi->fat_pipe_exist &= ~(1 << traffic_class); 2511 } 2512 2513 return ret; 2514 } 2515 2516 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, 2517 __be32 ips0, __be32 ips1) 2518 { 2519 struct sk_buff *skb; 2520 struct wmi_set_ip_cmd *cmd; 2521 int ret; 2522 2523 /* Multicast address are not valid */ 2524 if (ipv4_is_multicast(ips0) || 2525 ipv4_is_multicast(ips1)) 2526 return -EINVAL; 2527 2528 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd)); 2529 if (!skb) 2530 return -ENOMEM; 2531 2532 cmd = (struct wmi_set_ip_cmd *) skb->data; 2533 cmd->ips[0] = ips0; 2534 cmd->ips[1] = ips1; 2535 2536 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID, 2537 NO_SYNC_WMIFLAG); 2538 return ret; 2539 } 2540 2541 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) 2542 { 2543 u16 active_tsids; 2544 u8 stream_exist; 2545 int i; 2546 2547 /* 2548 * Relinquish credits from all implicitly created pstreams 2549 * since when we go to sleep. If user created explicit 2550 * thinstreams exists with in a fatpipe leave them intact 2551 * for the user to delete. 2552 */ 2553 spin_lock_bh(&wmi->lock); 2554 stream_exist = wmi->fat_pipe_exist; 2555 spin_unlock_bh(&wmi->lock); 2556 2557 for (i = 0; i < WMM_NUM_AC; i++) { 2558 if (stream_exist & (1 << i)) { 2559 2560 /* 2561 * FIXME: Is this lock & unlock inside 2562 * for loop correct? may need rework. 2563 */ 2564 spin_lock_bh(&wmi->lock); 2565 active_tsids = wmi->stream_exist_for_ac[i]; 2566 spin_unlock_bh(&wmi->lock); 2567 2568 /* 2569 * If there are no user created thin streams 2570 * delete the fatpipe 2571 */ 2572 if (!active_tsids) { 2573 stream_exist &= ~(1 << i); 2574 /* 2575 * Indicate inactivity to driver layer for 2576 * this fatpipe (pstream) 2577 */ 2578 ath6kl_indicate_tx_activity(wmi->parent_dev, 2579 i, false); 2580 } 2581 } 2582 } 2583 2584 /* FIXME: Can we do this assignment without locking ? */ 2585 spin_lock_bh(&wmi->lock); 2586 wmi->fat_pipe_exist = stream_exist; 2587 spin_unlock_bh(&wmi->lock); 2588 } 2589 2590 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, 2591 enum ath6kl_host_mode host_mode) 2592 { 2593 struct sk_buff *skb; 2594 struct wmi_set_host_sleep_mode_cmd *cmd; 2595 int ret; 2596 2597 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) && 2598 (host_mode != ATH6KL_HOST_MODE_AWAKE)) { 2599 ath6kl_err("invalid host sleep mode: %d\n", host_mode); 2600 return -EINVAL; 2601 } 2602 2603 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2604 if (!skb) 2605 return -ENOMEM; 2606 2607 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data; 2608 2609 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { 2610 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); 2611 cmd->asleep = cpu_to_le32(1); 2612 } else 2613 cmd->awake = cpu_to_le32(1); 2614 2615 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2616 WMI_SET_HOST_SLEEP_MODE_CMDID, 2617 NO_SYNC_WMIFLAG); 2618 return ret; 2619 } 2620 2621 /* This command has zero length payload */ 2622 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi, 2623 struct ath6kl_vif *vif) 2624 { 2625 struct ath6kl *ar = wmi->parent_dev; 2626 2627 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags); 2628 wake_up(&ar->event_wq); 2629 2630 return 0; 2631 } 2632 2633 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, 2634 enum ath6kl_wow_mode wow_mode, 2635 u32 filter, u16 host_req_delay) 2636 { 2637 struct sk_buff *skb; 2638 struct wmi_set_wow_mode_cmd *cmd; 2639 int ret; 2640 2641 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) && 2642 wow_mode != ATH6KL_WOW_MODE_DISABLE) { 2643 ath6kl_err("invalid wow mode: %d\n", wow_mode); 2644 return -EINVAL; 2645 } 2646 2647 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2648 if (!skb) 2649 return -ENOMEM; 2650 2651 cmd = (struct wmi_set_wow_mode_cmd *) skb->data; 2652 cmd->enable_wow = cpu_to_le32(wow_mode); 2653 cmd->filter = cpu_to_le32(filter); 2654 cmd->host_req_delay = cpu_to_le16(host_req_delay); 2655 2656 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID, 2657 NO_SYNC_WMIFLAG); 2658 return ret; 2659 } 2660 2661 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2662 u8 list_id, u8 filter_size, 2663 u8 filter_offset, const u8 *filter, 2664 const u8 *mask) 2665 { 2666 struct sk_buff *skb; 2667 struct wmi_add_wow_pattern_cmd *cmd; 2668 u16 size; 2669 u8 *filter_mask; 2670 int ret; 2671 2672 /* 2673 * Allocate additional memory in the buffer to hold 2674 * filter and mask value, which is twice of filter_size. 2675 */ 2676 size = sizeof(*cmd) + (2 * filter_size); 2677 2678 skb = ath6kl_wmi_get_new_buf(size); 2679 if (!skb) 2680 return -ENOMEM; 2681 2682 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data; 2683 cmd->filter_list_id = list_id; 2684 cmd->filter_size = filter_size; 2685 cmd->filter_offset = filter_offset; 2686 2687 memcpy(cmd->filter, filter, filter_size); 2688 2689 filter_mask = (u8 *) (cmd->filter + filter_size); 2690 memcpy(filter_mask, mask, filter_size); 2691 2692 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID, 2693 NO_SYNC_WMIFLAG); 2694 2695 return ret; 2696 } 2697 2698 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2699 u16 list_id, u16 filter_id) 2700 { 2701 struct sk_buff *skb; 2702 struct wmi_del_wow_pattern_cmd *cmd; 2703 int ret; 2704 2705 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2706 if (!skb) 2707 return -ENOMEM; 2708 2709 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data; 2710 cmd->filter_list_id = cpu_to_le16(list_id); 2711 cmd->filter_id = cpu_to_le16(filter_id); 2712 2713 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID, 2714 NO_SYNC_WMIFLAG); 2715 return ret; 2716 } 2717 2718 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb, 2719 enum wmix_command_id cmd_id, 2720 enum wmi_sync_flag sync_flag) 2721 { 2722 struct wmix_cmd_hdr *cmd_hdr; 2723 int ret; 2724 2725 skb_push(skb, sizeof(struct wmix_cmd_hdr)); 2726 2727 cmd_hdr = (struct wmix_cmd_hdr *) skb->data; 2728 cmd_hdr->cmd_id = cpu_to_le32(cmd_id); 2729 2730 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag); 2731 2732 return ret; 2733 } 2734 2735 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source) 2736 { 2737 struct sk_buff *skb; 2738 struct wmix_hb_challenge_resp_cmd *cmd; 2739 int ret; 2740 2741 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2742 if (!skb) 2743 return -ENOMEM; 2744 2745 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data; 2746 cmd->cookie = cpu_to_le32(cookie); 2747 cmd->source = cpu_to_le32(source); 2748 2749 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID, 2750 NO_SYNC_WMIFLAG); 2751 return ret; 2752 } 2753 2754 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config) 2755 { 2756 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd; 2757 struct sk_buff *skb; 2758 int ret; 2759 2760 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2761 if (!skb) 2762 return -ENOMEM; 2763 2764 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data; 2765 cmd->valid = cpu_to_le32(valid); 2766 cmd->config = cpu_to_le32(config); 2767 2768 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID, 2769 NO_SYNC_WMIFLAG); 2770 return ret; 2771 } 2772 2773 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx) 2774 { 2775 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID); 2776 } 2777 2778 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM) 2779 { 2780 struct sk_buff *skb; 2781 struct wmi_set_tx_pwr_cmd *cmd; 2782 int ret; 2783 2784 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd)); 2785 if (!skb) 2786 return -ENOMEM; 2787 2788 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data; 2789 cmd->dbM = dbM; 2790 2791 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID, 2792 NO_SYNC_WMIFLAG); 2793 2794 return ret; 2795 } 2796 2797 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx) 2798 { 2799 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID); 2800 } 2801 2802 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi) 2803 { 2804 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID); 2805 } 2806 2807 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status, 2808 u8 preamble_policy) 2809 { 2810 struct sk_buff *skb; 2811 struct wmi_set_lpreamble_cmd *cmd; 2812 int ret; 2813 2814 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd)); 2815 if (!skb) 2816 return -ENOMEM; 2817 2818 cmd = (struct wmi_set_lpreamble_cmd *) skb->data; 2819 cmd->status = status; 2820 cmd->preamble_policy = preamble_policy; 2821 2822 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID, 2823 NO_SYNC_WMIFLAG); 2824 return ret; 2825 } 2826 2827 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold) 2828 { 2829 struct sk_buff *skb; 2830 struct wmi_set_rts_cmd *cmd; 2831 int ret; 2832 2833 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd)); 2834 if (!skb) 2835 return -ENOMEM; 2836 2837 cmd = (struct wmi_set_rts_cmd *) skb->data; 2838 cmd->threshold = cpu_to_le16(threshold); 2839 2840 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID, 2841 NO_SYNC_WMIFLAG); 2842 return ret; 2843 } 2844 2845 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg) 2846 { 2847 struct sk_buff *skb; 2848 struct wmi_set_wmm_txop_cmd *cmd; 2849 int ret; 2850 2851 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED))) 2852 return -EINVAL; 2853 2854 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd)); 2855 if (!skb) 2856 return -ENOMEM; 2857 2858 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data; 2859 cmd->txop_enable = cfg; 2860 2861 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID, 2862 NO_SYNC_WMIFLAG); 2863 return ret; 2864 } 2865 2866 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx, 2867 u8 keep_alive_intvl) 2868 { 2869 struct sk_buff *skb; 2870 struct wmi_set_keepalive_cmd *cmd; 2871 int ret; 2872 2873 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2874 if (!skb) 2875 return -ENOMEM; 2876 2877 cmd = (struct wmi_set_keepalive_cmd *) skb->data; 2878 cmd->keep_alive_intvl = keep_alive_intvl; 2879 2880 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID, 2881 NO_SYNC_WMIFLAG); 2882 2883 if (ret == 0) 2884 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl); 2885 2886 return ret; 2887 } 2888 2889 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx, 2890 enum ieee80211_band band, 2891 struct ath6kl_htcap *htcap) 2892 { 2893 struct sk_buff *skb; 2894 struct wmi_set_htcap_cmd *cmd; 2895 2896 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2897 if (!skb) 2898 return -ENOMEM; 2899 2900 cmd = (struct wmi_set_htcap_cmd *) skb->data; 2901 2902 /* 2903 * NOTE: Band in firmware matches enum ieee80211_band, it is unlikely 2904 * this will be changed in firmware. If at all there is any change in 2905 * band value, the host needs to be fixed. 2906 */ 2907 cmd->band = band; 2908 cmd->ht_enable = !!htcap->ht_enable; 2909 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20); 2910 cmd->ht40_supported = 2911 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40); 2912 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40); 2913 cmd->intolerant_40mhz = 2914 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT); 2915 cmd->max_ampdu_len_exp = htcap->ampdu_factor; 2916 2917 ath6kl_dbg(ATH6KL_DBG_WMI, 2918 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n", 2919 cmd->band, cmd->ht_enable, cmd->ht40_supported, 2920 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz, 2921 cmd->max_ampdu_len_exp); 2922 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID, 2923 NO_SYNC_WMIFLAG); 2924 } 2925 2926 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len) 2927 { 2928 struct sk_buff *skb; 2929 int ret; 2930 2931 skb = ath6kl_wmi_get_new_buf(len); 2932 if (!skb) 2933 return -ENOMEM; 2934 2935 memcpy(skb->data, buf, len); 2936 2937 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG); 2938 2939 return ret; 2940 } 2941 2942 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on) 2943 { 2944 struct sk_buff *skb; 2945 struct wmi_mcast_filter_cmd *cmd; 2946 int ret; 2947 2948 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2949 if (!skb) 2950 return -ENOMEM; 2951 2952 cmd = (struct wmi_mcast_filter_cmd *) skb->data; 2953 cmd->mcast_all_enable = mc_all_on; 2954 2955 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID, 2956 NO_SYNC_WMIFLAG); 2957 return ret; 2958 } 2959 2960 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, 2961 u8 *filter, bool add_filter) 2962 { 2963 struct sk_buff *skb; 2964 struct wmi_mcast_filter_add_del_cmd *cmd; 2965 int ret; 2966 2967 if ((filter[0] != 0x33 || filter[1] != 0x33) && 2968 (filter[0] != 0x01 || filter[1] != 0x00 || 2969 filter[2] != 0x5e || filter[3] > 0x7f)) { 2970 ath6kl_warn("invalid multicast filter address\n"); 2971 return -EINVAL; 2972 } 2973 2974 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2975 if (!skb) 2976 return -ENOMEM; 2977 2978 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data; 2979 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 2980 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2981 add_filter ? WMI_SET_MCAST_FILTER_CMDID : 2982 WMI_DEL_MCAST_FILTER_CMDID, 2983 NO_SYNC_WMIFLAG); 2984 2985 return ret; 2986 } 2987 2988 s32 ath6kl_wmi_get_rate(s8 rate_index) 2989 { 2990 if (rate_index == RATE_AUTO) 2991 return 0; 2992 2993 return wmi_rate_tbl[(u32) rate_index][0]; 2994 } 2995 2996 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap, 2997 u32 len) 2998 { 2999 struct wmi_pmkid_list_reply *reply; 3000 u32 expected_len; 3001 3002 if (len < sizeof(struct wmi_pmkid_list_reply)) 3003 return -EINVAL; 3004 3005 reply = (struct wmi_pmkid_list_reply *)datap; 3006 expected_len = sizeof(reply->num_pmkid) + 3007 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN; 3008 3009 if (len < expected_len) 3010 return -EINVAL; 3011 3012 return 0; 3013 } 3014 3015 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3016 struct ath6kl_vif *vif) 3017 { 3018 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap; 3019 3020 aggr_recv_addba_req_evt(vif, cmd->tid, 3021 le16_to_cpu(cmd->st_seq_no), cmd->win_sz); 3022 3023 return 0; 3024 } 3025 3026 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3027 struct ath6kl_vif *vif) 3028 { 3029 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap; 3030 3031 aggr_recv_delba_req_evt(vif, cmd->tid); 3032 3033 return 0; 3034 } 3035 3036 /* AP mode functions */ 3037 3038 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx, 3039 struct wmi_connect_cmd *p) 3040 { 3041 struct sk_buff *skb; 3042 struct wmi_connect_cmd *cm; 3043 int res; 3044 3045 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3046 if (!skb) 3047 return -ENOMEM; 3048 3049 cm = (struct wmi_connect_cmd *) skb->data; 3050 memcpy(cm, p, sizeof(*cm)); 3051 3052 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID, 3053 NO_SYNC_WMIFLAG); 3054 ath6kl_dbg(ATH6KL_DBG_WMI, 3055 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n", 3056 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch), 3057 le32_to_cpu(p->ctrl_flags), res); 3058 return res; 3059 } 3060 3061 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac, 3062 u16 reason) 3063 { 3064 struct sk_buff *skb; 3065 struct wmi_ap_set_mlme_cmd *cm; 3066 3067 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3068 if (!skb) 3069 return -ENOMEM; 3070 3071 cm = (struct wmi_ap_set_mlme_cmd *) skb->data; 3072 memcpy(cm->mac, mac, ETH_ALEN); 3073 cm->reason = cpu_to_le16(reason); 3074 cm->cmd = cmd; 3075 3076 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd, 3077 cm->reason); 3078 3079 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID, 3080 NO_SYNC_WMIFLAG); 3081 } 3082 3083 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable) 3084 { 3085 struct sk_buff *skb; 3086 struct wmi_ap_hidden_ssid_cmd *cmd; 3087 3088 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3089 if (!skb) 3090 return -ENOMEM; 3091 3092 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data; 3093 cmd->hidden_ssid = enable ? 1 : 0; 3094 3095 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID, 3096 NO_SYNC_WMIFLAG); 3097 } 3098 3099 /* This command will be used to enable/disable AP uAPSD feature */ 3100 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable) 3101 { 3102 struct wmi_ap_set_apsd_cmd *cmd; 3103 struct sk_buff *skb; 3104 3105 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3106 if (!skb) 3107 return -ENOMEM; 3108 3109 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data; 3110 cmd->enable = enable; 3111 3112 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID, 3113 NO_SYNC_WMIFLAG); 3114 } 3115 3116 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx, 3117 u16 aid, u16 bitmap, u32 flags) 3118 { 3119 struct wmi_ap_apsd_buffered_traffic_cmd *cmd; 3120 struct sk_buff *skb; 3121 3122 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3123 if (!skb) 3124 return -ENOMEM; 3125 3126 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data; 3127 cmd->aid = cpu_to_le16(aid); 3128 cmd->bitmap = cpu_to_le16(bitmap); 3129 cmd->flags = cpu_to_le32(flags); 3130 3131 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3132 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID, 3133 NO_SYNC_WMIFLAG); 3134 } 3135 3136 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len, 3137 struct ath6kl_vif *vif) 3138 { 3139 struct wmi_pspoll_event *ev; 3140 3141 if (len < sizeof(struct wmi_pspoll_event)) 3142 return -EINVAL; 3143 3144 ev = (struct wmi_pspoll_event *) datap; 3145 3146 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid)); 3147 3148 return 0; 3149 } 3150 3151 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len, 3152 struct ath6kl_vif *vif) 3153 { 3154 ath6kl_dtimexpiry_event(vif); 3155 3156 return 0; 3157 } 3158 3159 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid, 3160 bool flag) 3161 { 3162 struct sk_buff *skb; 3163 struct wmi_ap_set_pvb_cmd *cmd; 3164 int ret; 3165 3166 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd)); 3167 if (!skb) 3168 return -ENOMEM; 3169 3170 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data; 3171 cmd->aid = cpu_to_le16(aid); 3172 cmd->rsvd = cpu_to_le16(0); 3173 cmd->flag = cpu_to_le32(flag); 3174 3175 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID, 3176 NO_SYNC_WMIFLAG); 3177 3178 return 0; 3179 } 3180 3181 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx, 3182 u8 rx_meta_ver, 3183 bool rx_dot11_hdr, bool defrag_on_host) 3184 { 3185 struct sk_buff *skb; 3186 struct wmi_rx_frame_format_cmd *cmd; 3187 int ret; 3188 3189 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3190 if (!skb) 3191 return -ENOMEM; 3192 3193 cmd = (struct wmi_rx_frame_format_cmd *) skb->data; 3194 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0; 3195 cmd->defrag_on_host = defrag_on_host ? 1 : 0; 3196 cmd->meta_ver = rx_meta_ver; 3197 3198 /* Delete the local aggr state, on host */ 3199 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID, 3200 NO_SYNC_WMIFLAG); 3201 3202 return ret; 3203 } 3204 3205 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type, 3206 const u8 *ie, u8 ie_len) 3207 { 3208 struct sk_buff *skb; 3209 struct wmi_set_appie_cmd *p; 3210 3211 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3212 if (!skb) 3213 return -ENOMEM; 3214 3215 ath6kl_dbg(ATH6KL_DBG_WMI, 3216 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n", 3217 mgmt_frm_type, ie_len); 3218 p = (struct wmi_set_appie_cmd *) skb->data; 3219 p->mgmt_frm_type = mgmt_frm_type; 3220 p->ie_len = ie_len; 3221 3222 if (ie != NULL && ie_len > 0) 3223 memcpy(p->ie_info, ie, ie_len); 3224 3225 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID, 3226 NO_SYNC_WMIFLAG); 3227 } 3228 3229 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field, 3230 const u8 *ie_info, u8 ie_len) 3231 { 3232 struct sk_buff *skb; 3233 struct wmi_set_ie_cmd *p; 3234 3235 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3236 if (!skb) 3237 return -ENOMEM; 3238 3239 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n", 3240 ie_id, ie_field, ie_len); 3241 p = (struct wmi_set_ie_cmd *) skb->data; 3242 p->ie_id = ie_id; 3243 p->ie_field = ie_field; 3244 p->ie_len = ie_len; 3245 if (ie_info && ie_len > 0) 3246 memcpy(p->ie_info, ie_info, ie_len); 3247 3248 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID, 3249 NO_SYNC_WMIFLAG); 3250 } 3251 3252 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable) 3253 { 3254 struct sk_buff *skb; 3255 struct wmi_disable_11b_rates_cmd *cmd; 3256 3257 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3258 if (!skb) 3259 return -ENOMEM; 3260 3261 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n", 3262 disable); 3263 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data; 3264 cmd->disable = disable ? 1 : 0; 3265 3266 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID, 3267 NO_SYNC_WMIFLAG); 3268 } 3269 3270 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur) 3271 { 3272 struct sk_buff *skb; 3273 struct wmi_remain_on_chnl_cmd *p; 3274 3275 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3276 if (!skb) 3277 return -ENOMEM; 3278 3279 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n", 3280 freq, dur); 3281 p = (struct wmi_remain_on_chnl_cmd *) skb->data; 3282 p->freq = cpu_to_le32(freq); 3283 p->duration = cpu_to_le32(dur); 3284 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID, 3285 NO_SYNC_WMIFLAG); 3286 } 3287 3288 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use 3289 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P 3290 * mgmt operations using station interface. 3291 */ 3292 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3293 u32 freq, u32 wait, const u8 *data, 3294 u16 data_len) 3295 { 3296 struct sk_buff *skb; 3297 struct wmi_send_action_cmd *p; 3298 u8 *buf; 3299 3300 if (wait) 3301 return -EINVAL; /* Offload for wait not supported */ 3302 3303 buf = kmalloc(data_len, GFP_KERNEL); 3304 if (!buf) 3305 return -ENOMEM; 3306 3307 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3308 if (!skb) { 3309 kfree(buf); 3310 return -ENOMEM; 3311 } 3312 3313 kfree(wmi->last_mgmt_tx_frame); 3314 memcpy(buf, data, data_len); 3315 wmi->last_mgmt_tx_frame = buf; 3316 wmi->last_mgmt_tx_frame_len = data_len; 3317 3318 ath6kl_dbg(ATH6KL_DBG_WMI, 3319 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3320 id, freq, wait, data_len); 3321 p = (struct wmi_send_action_cmd *) skb->data; 3322 p->id = cpu_to_le32(id); 3323 p->freq = cpu_to_le32(freq); 3324 p->wait = cpu_to_le32(wait); 3325 p->len = cpu_to_le16(data_len); 3326 memcpy(p->data, data, data_len); 3327 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID, 3328 NO_SYNC_WMIFLAG); 3329 } 3330 3331 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3332 u32 freq, u32 wait, const u8 *data, 3333 u16 data_len, u32 no_cck) 3334 { 3335 struct sk_buff *skb; 3336 struct wmi_send_mgmt_cmd *p; 3337 u8 *buf; 3338 3339 if (wait) 3340 return -EINVAL; /* Offload for wait not supported */ 3341 3342 buf = kmalloc(data_len, GFP_KERNEL); 3343 if (!buf) 3344 return -ENOMEM; 3345 3346 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3347 if (!skb) { 3348 kfree(buf); 3349 return -ENOMEM; 3350 } 3351 3352 kfree(wmi->last_mgmt_tx_frame); 3353 memcpy(buf, data, data_len); 3354 wmi->last_mgmt_tx_frame = buf; 3355 wmi->last_mgmt_tx_frame_len = data_len; 3356 3357 ath6kl_dbg(ATH6KL_DBG_WMI, 3358 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3359 id, freq, wait, data_len); 3360 p = (struct wmi_send_mgmt_cmd *) skb->data; 3361 p->id = cpu_to_le32(id); 3362 p->freq = cpu_to_le32(freq); 3363 p->wait = cpu_to_le32(wait); 3364 p->no_cck = cpu_to_le32(no_cck); 3365 p->len = cpu_to_le16(data_len); 3366 memcpy(p->data, data, data_len); 3367 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID, 3368 NO_SYNC_WMIFLAG); 3369 } 3370 3371 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3372 u32 wait, const u8 *data, u16 data_len, 3373 u32 no_cck) 3374 { 3375 int status; 3376 struct ath6kl *ar = wmi->parent_dev; 3377 3378 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 3379 ar->fw_capabilities)) { 3380 /* 3381 * If capable of doing P2P mgmt operations using 3382 * station interface, send additional information like 3383 * supported rates to advertise and xmit rates for 3384 * probe requests 3385 */ 3386 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq, 3387 wait, data, data_len, 3388 no_cck); 3389 } else { 3390 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq, 3391 wait, data, data_len); 3392 } 3393 3394 return status; 3395 } 3396 3397 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq, 3398 const u8 *dst, const u8 *data, 3399 u16 data_len) 3400 { 3401 struct sk_buff *skb; 3402 struct wmi_p2p_probe_response_cmd *p; 3403 size_t cmd_len = sizeof(*p) + data_len; 3404 3405 if (data_len == 0) 3406 cmd_len++; /* work around target minimum length requirement */ 3407 3408 skb = ath6kl_wmi_get_new_buf(cmd_len); 3409 if (!skb) 3410 return -ENOMEM; 3411 3412 ath6kl_dbg(ATH6KL_DBG_WMI, 3413 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n", 3414 freq, dst, data_len); 3415 p = (struct wmi_p2p_probe_response_cmd *) skb->data; 3416 p->freq = cpu_to_le32(freq); 3417 memcpy(p->destination_addr, dst, ETH_ALEN); 3418 p->len = cpu_to_le16(data_len); 3419 memcpy(p->data, data, data_len); 3420 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3421 WMI_SEND_PROBE_RESPONSE_CMDID, 3422 NO_SYNC_WMIFLAG); 3423 } 3424 3425 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable) 3426 { 3427 struct sk_buff *skb; 3428 struct wmi_probe_req_report_cmd *p; 3429 3430 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3431 if (!skb) 3432 return -ENOMEM; 3433 3434 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n", 3435 enable); 3436 p = (struct wmi_probe_req_report_cmd *) skb->data; 3437 p->enable = enable ? 1 : 0; 3438 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID, 3439 NO_SYNC_WMIFLAG); 3440 } 3441 3442 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags) 3443 { 3444 struct sk_buff *skb; 3445 struct wmi_get_p2p_info *p; 3446 3447 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3448 if (!skb) 3449 return -ENOMEM; 3450 3451 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n", 3452 info_req_flags); 3453 p = (struct wmi_get_p2p_info *) skb->data; 3454 p->info_req_flags = cpu_to_le32(info_req_flags); 3455 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID, 3456 NO_SYNC_WMIFLAG); 3457 } 3458 3459 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx) 3460 { 3461 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n"); 3462 return ath6kl_wmi_simple_cmd(wmi, if_idx, 3463 WMI_CANCEL_REMAIN_ON_CHNL_CMDID); 3464 } 3465 3466 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout) 3467 { 3468 struct sk_buff *skb; 3469 struct wmi_set_inact_period_cmd *cmd; 3470 3471 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3472 if (!skb) 3473 return -ENOMEM; 3474 3475 cmd = (struct wmi_set_inact_period_cmd *) skb->data; 3476 cmd->inact_period = cpu_to_le32(inact_timeout); 3477 cmd->num_null_func = 0; 3478 3479 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID, 3480 NO_SYNC_WMIFLAG); 3481 } 3482 3483 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb) 3484 { 3485 struct wmix_cmd_hdr *cmd; 3486 u32 len; 3487 u16 id; 3488 u8 *datap; 3489 int ret = 0; 3490 3491 if (skb->len < sizeof(struct wmix_cmd_hdr)) { 3492 ath6kl_err("bad packet 1\n"); 3493 return -EINVAL; 3494 } 3495 3496 cmd = (struct wmix_cmd_hdr *) skb->data; 3497 id = le32_to_cpu(cmd->cmd_id); 3498 3499 skb_pull(skb, sizeof(struct wmix_cmd_hdr)); 3500 3501 datap = skb->data; 3502 len = skb->len; 3503 3504 switch (id) { 3505 case WMIX_HB_CHALLENGE_RESP_EVENTID: 3506 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n"); 3507 break; 3508 case WMIX_DBGLOG_EVENTID: 3509 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len); 3510 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len); 3511 break; 3512 default: 3513 ath6kl_warn("unknown cmd id 0x%x\n", id); 3514 ret = -EINVAL; 3515 break; 3516 } 3517 3518 return ret; 3519 } 3520 3521 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len) 3522 { 3523 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len); 3524 } 3525 3526 /* Process interface specific wmi events, caller would free the datap */ 3527 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id, 3528 u8 *datap, u32 len) 3529 { 3530 struct ath6kl_vif *vif; 3531 3532 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx); 3533 if (!vif) { 3534 ath6kl_dbg(ATH6KL_DBG_WMI, 3535 "Wmi event for unavailable vif, vif_index:%d\n", 3536 if_idx); 3537 return -EINVAL; 3538 } 3539 3540 switch (cmd_id) { 3541 case WMI_CONNECT_EVENTID: 3542 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n"); 3543 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif); 3544 case WMI_DISCONNECT_EVENTID: 3545 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n"); 3546 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif); 3547 case WMI_TKIP_MICERR_EVENTID: 3548 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n"); 3549 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif); 3550 case WMI_BSSINFO_EVENTID: 3551 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n"); 3552 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif); 3553 case WMI_NEIGHBOR_REPORT_EVENTID: 3554 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n"); 3555 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len, 3556 vif); 3557 case WMI_SCAN_COMPLETE_EVENTID: 3558 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n"); 3559 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif); 3560 case WMI_REPORT_STATISTICS_EVENTID: 3561 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n"); 3562 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif); 3563 case WMI_CAC_EVENTID: 3564 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n"); 3565 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif); 3566 case WMI_PSPOLL_EVENTID: 3567 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n"); 3568 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif); 3569 case WMI_DTIMEXPIRY_EVENTID: 3570 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n"); 3571 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif); 3572 case WMI_ADDBA_REQ_EVENTID: 3573 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n"); 3574 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif); 3575 case WMI_DELBA_REQ_EVENTID: 3576 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n"); 3577 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif); 3578 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID: 3579 ath6kl_dbg(ATH6KL_DBG_WMI, 3580 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID"); 3581 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif); 3582 case WMI_REMAIN_ON_CHNL_EVENTID: 3583 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n"); 3584 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif); 3585 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID: 3586 ath6kl_dbg(ATH6KL_DBG_WMI, 3587 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n"); 3588 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap, 3589 len, vif); 3590 case WMI_TX_STATUS_EVENTID: 3591 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n"); 3592 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif); 3593 case WMI_RX_PROBE_REQ_EVENTID: 3594 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n"); 3595 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif); 3596 case WMI_RX_ACTION_EVENTID: 3597 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n"); 3598 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif); 3599 default: 3600 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id); 3601 return -EINVAL; 3602 } 3603 3604 return 0; 3605 } 3606 3607 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb) 3608 { 3609 struct wmi_cmd_hdr *cmd; 3610 int ret = 0; 3611 u32 len; 3612 u16 id; 3613 u8 if_idx; 3614 u8 *datap; 3615 3616 cmd = (struct wmi_cmd_hdr *) skb->data; 3617 id = le16_to_cpu(cmd->cmd_id); 3618 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK; 3619 3620 skb_pull(skb, sizeof(struct wmi_cmd_hdr)); 3621 datap = skb->data; 3622 len = skb->len; 3623 3624 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len); 3625 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ", 3626 datap, len); 3627 3628 switch (id) { 3629 case WMI_GET_BITRATE_CMDID: 3630 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n"); 3631 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len); 3632 break; 3633 case WMI_GET_CHANNEL_LIST_CMDID: 3634 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n"); 3635 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len); 3636 break; 3637 case WMI_GET_TX_PWR_CMDID: 3638 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n"); 3639 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len); 3640 break; 3641 case WMI_READY_EVENTID: 3642 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n"); 3643 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len); 3644 break; 3645 case WMI_PEER_NODE_EVENTID: 3646 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n"); 3647 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len); 3648 break; 3649 case WMI_REGDOMAIN_EVENTID: 3650 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n"); 3651 ath6kl_wmi_regdomain_event(wmi, datap, len); 3652 break; 3653 case WMI_PSTREAM_TIMEOUT_EVENTID: 3654 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n"); 3655 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len); 3656 break; 3657 case WMI_CMDERROR_EVENTID: 3658 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n"); 3659 ret = ath6kl_wmi_error_event_rx(wmi, datap, len); 3660 break; 3661 case WMI_RSSI_THRESHOLD_EVENTID: 3662 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n"); 3663 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len); 3664 break; 3665 case WMI_ERROR_REPORT_EVENTID: 3666 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n"); 3667 break; 3668 case WMI_OPT_RX_FRAME_EVENTID: 3669 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n"); 3670 /* this event has been deprecated */ 3671 break; 3672 case WMI_REPORT_ROAM_TBL_EVENTID: 3673 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n"); 3674 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len); 3675 break; 3676 case WMI_EXTENSION_EVENTID: 3677 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n"); 3678 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb); 3679 break; 3680 case WMI_CHANNEL_CHANGE_EVENTID: 3681 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n"); 3682 break; 3683 case WMI_REPORT_ROAM_DATA_EVENTID: 3684 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n"); 3685 break; 3686 case WMI_TEST_EVENTID: 3687 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n"); 3688 ret = ath6kl_wmi_test_rx(wmi, datap, len); 3689 break; 3690 case WMI_GET_FIXRATES_CMDID: 3691 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n"); 3692 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len); 3693 break; 3694 case WMI_TX_RETRY_ERR_EVENTID: 3695 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n"); 3696 break; 3697 case WMI_SNR_THRESHOLD_EVENTID: 3698 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n"); 3699 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len); 3700 break; 3701 case WMI_LQ_THRESHOLD_EVENTID: 3702 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n"); 3703 break; 3704 case WMI_APLIST_EVENTID: 3705 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n"); 3706 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len); 3707 break; 3708 case WMI_GET_KEEPALIVE_CMDID: 3709 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n"); 3710 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len); 3711 break; 3712 case WMI_GET_WOW_LIST_EVENTID: 3713 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n"); 3714 break; 3715 case WMI_GET_PMKID_LIST_EVENTID: 3716 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n"); 3717 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len); 3718 break; 3719 case WMI_SET_PARAMS_REPLY_EVENTID: 3720 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n"); 3721 break; 3722 case WMI_ADDBA_RESP_EVENTID: 3723 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n"); 3724 break; 3725 case WMI_REPORT_BTCOEX_CONFIG_EVENTID: 3726 ath6kl_dbg(ATH6KL_DBG_WMI, 3727 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n"); 3728 break; 3729 case WMI_REPORT_BTCOEX_STATS_EVENTID: 3730 ath6kl_dbg(ATH6KL_DBG_WMI, 3731 "WMI_REPORT_BTCOEX_STATS_EVENTID\n"); 3732 break; 3733 case WMI_TX_COMPLETE_EVENTID: 3734 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n"); 3735 ret = ath6kl_wmi_tx_complete_event_rx(datap, len); 3736 break; 3737 case WMI_P2P_CAPABILITIES_EVENTID: 3738 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n"); 3739 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len); 3740 break; 3741 case WMI_P2P_INFO_EVENTID: 3742 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n"); 3743 ret = ath6kl_wmi_p2p_info_event_rx(datap, len); 3744 break; 3745 default: 3746 /* may be the event is interface specific */ 3747 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len); 3748 break; 3749 } 3750 3751 dev_kfree_skb(skb); 3752 return ret; 3753 } 3754 3755 /* Control Path */ 3756 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) 3757 { 3758 if (WARN_ON(skb == NULL)) 3759 return -EINVAL; 3760 3761 if (skb->len < sizeof(struct wmi_cmd_hdr)) { 3762 ath6kl_err("bad packet 1\n"); 3763 dev_kfree_skb(skb); 3764 return -EINVAL; 3765 } 3766 3767 return ath6kl_wmi_proc_events(wmi, skb); 3768 } 3769 3770 void ath6kl_wmi_reset(struct wmi *wmi) 3771 { 3772 spin_lock_bh(&wmi->lock); 3773 3774 wmi->fat_pipe_exist = 0; 3775 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac)); 3776 3777 spin_unlock_bh(&wmi->lock); 3778 } 3779 3780 void *ath6kl_wmi_init(struct ath6kl *dev) 3781 { 3782 struct wmi *wmi; 3783 3784 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL); 3785 if (!wmi) 3786 return NULL; 3787 3788 spin_lock_init(&wmi->lock); 3789 3790 wmi->parent_dev = dev; 3791 3792 wmi->pwr_mode = REC_POWER; 3793 3794 ath6kl_wmi_reset(wmi); 3795 3796 return wmi; 3797 } 3798 3799 void ath6kl_wmi_shutdown(struct wmi *wmi) 3800 { 3801 if (!wmi) 3802 return; 3803 3804 kfree(wmi->last_mgmt_tx_frame); 3805 kfree(wmi); 3806 } 3807