1 /* 2 * Copyright (c) 2004-2011 Atheros Communications Inc. 3 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #include <linux/ip.h> 19 #include <linux/in.h> 20 #include "core.h" 21 #include "debug.h" 22 #include "testmode.h" 23 #include "../regd.h" 24 #include "../regd_common.h" 25 26 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx); 27 28 static const s32 wmi_rate_tbl[][2] = { 29 /* {W/O SGI, with SGI} */ 30 {1000, 1000}, 31 {2000, 2000}, 32 {5500, 5500}, 33 {11000, 11000}, 34 {6000, 6000}, 35 {9000, 9000}, 36 {12000, 12000}, 37 {18000, 18000}, 38 {24000, 24000}, 39 {36000, 36000}, 40 {48000, 48000}, 41 {54000, 54000}, 42 {6500, 7200}, 43 {13000, 14400}, 44 {19500, 21700}, 45 {26000, 28900}, 46 {39000, 43300}, 47 {52000, 57800}, 48 {58500, 65000}, 49 {65000, 72200}, 50 {13500, 15000}, 51 {27000, 30000}, 52 {40500, 45000}, 53 {54000, 60000}, 54 {81000, 90000}, 55 {108000, 120000}, 56 {121500, 135000}, 57 {135000, 150000}, 58 {0, 0} 59 }; 60 61 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */ 62 static const u8 up_to_ac[] = { 63 WMM_AC_BE, 64 WMM_AC_BK, 65 WMM_AC_BK, 66 WMM_AC_BE, 67 WMM_AC_VI, 68 WMM_AC_VI, 69 WMM_AC_VO, 70 WMM_AC_VO, 71 }; 72 73 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id) 74 { 75 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX)) 76 return; 77 78 wmi->ep_id = ep_id; 79 } 80 81 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi) 82 { 83 return wmi->ep_id; 84 } 85 86 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx) 87 { 88 struct ath6kl_vif *vif, *found = NULL; 89 90 if (WARN_ON(if_idx > (ar->vif_max - 1))) 91 return NULL; 92 93 /* FIXME: Locking */ 94 spin_lock_bh(&ar->list_lock); 95 list_for_each_entry(vif, &ar->vif_list, list) { 96 if (vif->fw_vif_idx == if_idx) { 97 found = vif; 98 break; 99 } 100 } 101 spin_unlock_bh(&ar->list_lock); 102 103 return found; 104 } 105 106 /* Performs DIX to 802.3 encapsulation for transmit packets. 107 * Assumes the entire DIX header is contigous and that there is 108 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers. 109 */ 110 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb) 111 { 112 struct ath6kl_llc_snap_hdr *llc_hdr; 113 struct ethhdr *eth_hdr; 114 size_t new_len; 115 __be16 type; 116 u8 *datap; 117 u16 size; 118 119 if (WARN_ON(skb == NULL)) 120 return -EINVAL; 121 122 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr); 123 if (skb_headroom(skb) < size) 124 return -ENOMEM; 125 126 eth_hdr = (struct ethhdr *) skb->data; 127 type = eth_hdr->h_proto; 128 129 if (!is_ethertype(be16_to_cpu(type))) { 130 ath6kl_dbg(ATH6KL_DBG_WMI, 131 "%s: pkt is already in 802.3 format\n", __func__); 132 return 0; 133 } 134 135 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr); 136 137 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr)); 138 datap = skb->data; 139 140 eth_hdr->h_proto = cpu_to_be16(new_len); 141 142 memcpy(datap, eth_hdr, sizeof(*eth_hdr)); 143 144 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr)); 145 llc_hdr->dsap = 0xAA; 146 llc_hdr->ssap = 0xAA; 147 llc_hdr->cntl = 0x03; 148 llc_hdr->org_code[0] = 0x0; 149 llc_hdr->org_code[1] = 0x0; 150 llc_hdr->org_code[2] = 0x0; 151 llc_hdr->eth_type = type; 152 153 return 0; 154 } 155 156 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb, 157 u8 *version, void *tx_meta_info) 158 { 159 struct wmi_tx_meta_v1 *v1; 160 struct wmi_tx_meta_v2 *v2; 161 162 if (WARN_ON(skb == NULL || version == NULL)) 163 return -EINVAL; 164 165 switch (*version) { 166 case WMI_META_VERSION_1: 167 skb_push(skb, WMI_MAX_TX_META_SZ); 168 v1 = (struct wmi_tx_meta_v1 *) skb->data; 169 v1->pkt_id = 0; 170 v1->rate_plcy_id = 0; 171 *version = WMI_META_VERSION_1; 172 break; 173 case WMI_META_VERSION_2: 174 skb_push(skb, WMI_MAX_TX_META_SZ); 175 v2 = (struct wmi_tx_meta_v2 *) skb->data; 176 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info, 177 sizeof(struct wmi_tx_meta_v2)); 178 break; 179 } 180 181 return 0; 182 } 183 184 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb, 185 u8 msg_type, u32 flags, 186 enum wmi_data_hdr_data_type data_type, 187 u8 meta_ver, void *tx_meta_info, u8 if_idx) 188 { 189 struct wmi_data_hdr *data_hdr; 190 int ret; 191 192 if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1))) 193 return -EINVAL; 194 195 if (tx_meta_info) { 196 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info); 197 if (ret) 198 return ret; 199 } 200 201 skb_push(skb, sizeof(struct wmi_data_hdr)); 202 203 data_hdr = (struct wmi_data_hdr *)skb->data; 204 memset(data_hdr, 0, sizeof(struct wmi_data_hdr)); 205 206 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT; 207 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT; 208 209 if (flags & WMI_DATA_HDR_FLAGS_MORE) 210 data_hdr->info |= WMI_DATA_HDR_MORE; 211 212 if (flags & WMI_DATA_HDR_FLAGS_EOSP) 213 data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP); 214 215 data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT); 216 data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 217 218 return 0; 219 } 220 221 u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri) 222 { 223 struct iphdr *ip_hdr = (struct iphdr *) pkt; 224 u8 ip_pri; 225 226 /* 227 * Determine IPTOS priority 228 * 229 * IP-TOS - 8bits 230 * : DSCP(6-bits) ECN(2-bits) 231 * : DSCP - P2 P1 P0 X X X 232 * where (P2 P1 P0) form 802.1D 233 */ 234 ip_pri = ip_hdr->tos >> 5; 235 ip_pri &= 0x7; 236 237 if ((layer2_pri & 0x7) > ip_pri) 238 return (u8) layer2_pri & 0x7; 239 else 240 return ip_pri; 241 } 242 243 u8 ath6kl_wmi_get_traffic_class(u8 user_priority) 244 { 245 return up_to_ac[user_priority & 0x7]; 246 } 247 248 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx, 249 struct sk_buff *skb, 250 u32 layer2_priority, bool wmm_enabled, 251 u8 *ac) 252 { 253 struct wmi_data_hdr *data_hdr; 254 struct ath6kl_llc_snap_hdr *llc_hdr; 255 struct wmi_create_pstream_cmd cmd; 256 u32 meta_size, hdr_size; 257 u16 ip_type = IP_ETHERTYPE; 258 u8 stream_exist, usr_pri; 259 u8 traffic_class = WMM_AC_BE; 260 u8 *datap; 261 262 if (WARN_ON(skb == NULL)) 263 return -EINVAL; 264 265 datap = skb->data; 266 data_hdr = (struct wmi_data_hdr *) datap; 267 268 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) & 269 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0; 270 271 if (!wmm_enabled) { 272 /* If WMM is disabled all traffic goes as BE traffic */ 273 usr_pri = 0; 274 } else { 275 hdr_size = sizeof(struct ethhdr); 276 277 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + 278 sizeof(struct 279 wmi_data_hdr) + 280 meta_size + hdr_size); 281 282 if (llc_hdr->eth_type == htons(ip_type)) { 283 /* 284 * Extract the endpoint info from the TOS field 285 * in the IP header. 286 */ 287 usr_pri = 288 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) + 289 sizeof(struct ath6kl_llc_snap_hdr), 290 layer2_priority); 291 } else 292 usr_pri = layer2_priority & 0x7; 293 294 /* 295 * Queue the EAPOL frames in the same WMM_AC_VO queue 296 * as that of management frames. 297 */ 298 if (skb->protocol == cpu_to_be16(ETH_P_PAE)) 299 usr_pri = WMI_VOICE_USER_PRIORITY; 300 } 301 302 /* 303 * workaround for WMM S5 304 * 305 * FIXME: wmi->traffic_class is always 100 so this test doesn't 306 * make sense 307 */ 308 if ((wmi->traffic_class == WMM_AC_VI) && 309 ((usr_pri == 5) || (usr_pri == 4))) 310 usr_pri = 1; 311 312 /* Convert user priority to traffic class */ 313 traffic_class = up_to_ac[usr_pri & 0x7]; 314 315 wmi_data_hdr_set_up(data_hdr, usr_pri); 316 317 spin_lock_bh(&wmi->lock); 318 stream_exist = wmi->fat_pipe_exist; 319 spin_unlock_bh(&wmi->lock); 320 321 if (!(stream_exist & (1 << traffic_class))) { 322 memset(&cmd, 0, sizeof(cmd)); 323 cmd.traffic_class = traffic_class; 324 cmd.user_pri = usr_pri; 325 cmd.inactivity_int = 326 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT); 327 /* Implicit streams are created with TSID 0xFF */ 328 cmd.tsid = WMI_IMPLICIT_PSTREAM; 329 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd); 330 } 331 332 *ac = traffic_class; 333 334 return 0; 335 } 336 337 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb) 338 { 339 struct ieee80211_hdr_3addr *pwh, wh; 340 struct ath6kl_llc_snap_hdr *llc_hdr; 341 struct ethhdr eth_hdr; 342 u32 hdr_size; 343 u8 *datap; 344 __le16 sub_type; 345 346 if (WARN_ON(skb == NULL)) 347 return -EINVAL; 348 349 datap = skb->data; 350 pwh = (struct ieee80211_hdr_3addr *) datap; 351 352 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE); 353 354 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr)); 355 356 /* Strip off the 802.11 header */ 357 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) { 358 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr), 359 sizeof(u32)); 360 skb_pull(skb, hdr_size); 361 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) 362 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr)); 363 364 datap = skb->data; 365 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap); 366 367 memset(ð_hdr, 0, sizeof(eth_hdr)); 368 eth_hdr.h_proto = llc_hdr->eth_type; 369 370 switch ((le16_to_cpu(wh.frame_control)) & 371 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { 372 case 0: 373 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 374 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 375 break; 376 case IEEE80211_FCTL_TODS: 377 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN); 378 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 379 break; 380 case IEEE80211_FCTL_FROMDS: 381 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 382 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN); 383 break; 384 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: 385 break; 386 } 387 388 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 389 skb_push(skb, sizeof(eth_hdr)); 390 391 datap = skb->data; 392 393 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 394 395 return 0; 396 } 397 398 /* 399 * Performs 802.3 to DIX encapsulation for received packets. 400 * Assumes the entire 802.3 header is contigous. 401 */ 402 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb) 403 { 404 struct ath6kl_llc_snap_hdr *llc_hdr; 405 struct ethhdr eth_hdr; 406 u8 *datap; 407 408 if (WARN_ON(skb == NULL)) 409 return -EINVAL; 410 411 datap = skb->data; 412 413 memcpy(ð_hdr, datap, sizeof(eth_hdr)); 414 415 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr)); 416 eth_hdr.h_proto = llc_hdr->eth_type; 417 418 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 419 datap = skb->data; 420 421 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 422 423 return 0; 424 } 425 426 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len) 427 { 428 struct tx_complete_msg_v1 *msg_v1; 429 struct wmi_tx_complete_event *evt; 430 int index; 431 u16 size; 432 433 evt = (struct wmi_tx_complete_event *) datap; 434 435 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n", 436 evt->num_msg, evt->msg_len, evt->msg_type); 437 438 for (index = 0; index < evt->num_msg; index++) { 439 size = sizeof(struct wmi_tx_complete_event) + 440 (index * sizeof(struct tx_complete_msg_v1)); 441 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size); 442 443 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n", 444 msg_v1->status, msg_v1->pkt_id, 445 msg_v1->rate_idx, msg_v1->ack_failures); 446 } 447 448 return 0; 449 } 450 451 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap, 452 int len, struct ath6kl_vif *vif) 453 { 454 struct wmi_remain_on_chnl_event *ev; 455 u32 freq; 456 u32 dur; 457 struct ieee80211_channel *chan; 458 struct ath6kl *ar = wmi->parent_dev; 459 u32 id; 460 461 if (len < sizeof(*ev)) 462 return -EINVAL; 463 464 ev = (struct wmi_remain_on_chnl_event *) datap; 465 freq = le32_to_cpu(ev->freq); 466 dur = le32_to_cpu(ev->duration); 467 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n", 468 freq, dur); 469 chan = ieee80211_get_channel(ar->wiphy, freq); 470 if (!chan) { 471 ath6kl_dbg(ATH6KL_DBG_WMI, 472 "remain_on_chnl: Unknown channel (freq=%u)\n", 473 freq); 474 return -EINVAL; 475 } 476 id = vif->last_roc_id; 477 cfg80211_ready_on_channel(vif->ndev, id, chan, NL80211_CHAN_NO_HT, 478 dur, GFP_ATOMIC); 479 480 return 0; 481 } 482 483 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi, 484 u8 *datap, int len, 485 struct ath6kl_vif *vif) 486 { 487 struct wmi_cancel_remain_on_chnl_event *ev; 488 u32 freq; 489 u32 dur; 490 struct ieee80211_channel *chan; 491 struct ath6kl *ar = wmi->parent_dev; 492 u32 id; 493 494 if (len < sizeof(*ev)) 495 return -EINVAL; 496 497 ev = (struct wmi_cancel_remain_on_chnl_event *) datap; 498 freq = le32_to_cpu(ev->freq); 499 dur = le32_to_cpu(ev->duration); 500 ath6kl_dbg(ATH6KL_DBG_WMI, 501 "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n", 502 freq, dur, ev->status); 503 chan = ieee80211_get_channel(ar->wiphy, freq); 504 if (!chan) { 505 ath6kl_dbg(ATH6KL_DBG_WMI, 506 "cancel_remain_on_chnl: Unknown channel (freq=%u)\n", 507 freq); 508 return -EINVAL; 509 } 510 if (vif->last_cancel_roc_id && 511 vif->last_cancel_roc_id + 1 == vif->last_roc_id) 512 id = vif->last_cancel_roc_id; /* event for cancel command */ 513 else 514 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */ 515 vif->last_cancel_roc_id = 0; 516 cfg80211_remain_on_channel_expired(vif->ndev, id, chan, 517 NL80211_CHAN_NO_HT, GFP_ATOMIC); 518 519 return 0; 520 } 521 522 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len, 523 struct ath6kl_vif *vif) 524 { 525 struct wmi_tx_status_event *ev; 526 u32 id; 527 528 if (len < sizeof(*ev)) 529 return -EINVAL; 530 531 ev = (struct wmi_tx_status_event *) datap; 532 id = le32_to_cpu(ev->id); 533 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n", 534 id, ev->ack_status); 535 if (wmi->last_mgmt_tx_frame) { 536 cfg80211_mgmt_tx_status(vif->ndev, id, 537 wmi->last_mgmt_tx_frame, 538 wmi->last_mgmt_tx_frame_len, 539 !!ev->ack_status, GFP_ATOMIC); 540 kfree(wmi->last_mgmt_tx_frame); 541 wmi->last_mgmt_tx_frame = NULL; 542 wmi->last_mgmt_tx_frame_len = 0; 543 } 544 545 return 0; 546 } 547 548 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len, 549 struct ath6kl_vif *vif) 550 { 551 struct wmi_p2p_rx_probe_req_event *ev; 552 u32 freq; 553 u16 dlen; 554 555 if (len < sizeof(*ev)) 556 return -EINVAL; 557 558 ev = (struct wmi_p2p_rx_probe_req_event *) datap; 559 freq = le32_to_cpu(ev->freq); 560 dlen = le16_to_cpu(ev->len); 561 if (datap + len < ev->data + dlen) { 562 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: len=%d dlen=%u\n", 563 len, dlen); 564 return -EINVAL; 565 } 566 ath6kl_dbg(ATH6KL_DBG_WMI, 567 "rx_probe_req: len=%u freq=%u probe_req_report=%d\n", 568 dlen, freq, vif->probe_req_report); 569 570 if (vif->probe_req_report || vif->nw_type == AP_NETWORK) 571 cfg80211_rx_mgmt(vif->ndev, freq, 0, 572 ev->data, dlen, GFP_ATOMIC); 573 574 return 0; 575 } 576 577 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len) 578 { 579 struct wmi_p2p_capabilities_event *ev; 580 u16 dlen; 581 582 if (len < sizeof(*ev)) 583 return -EINVAL; 584 585 ev = (struct wmi_p2p_capabilities_event *) datap; 586 dlen = le16_to_cpu(ev->len); 587 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen); 588 589 return 0; 590 } 591 592 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len, 593 struct ath6kl_vif *vif) 594 { 595 struct wmi_rx_action_event *ev; 596 u32 freq; 597 u16 dlen; 598 599 if (len < sizeof(*ev)) 600 return -EINVAL; 601 602 ev = (struct wmi_rx_action_event *) datap; 603 freq = le32_to_cpu(ev->freq); 604 dlen = le16_to_cpu(ev->len); 605 if (datap + len < ev->data + dlen) { 606 ath6kl_err("invalid wmi_rx_action_event: len=%d dlen=%u\n", 607 len, dlen); 608 return -EINVAL; 609 } 610 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq); 611 cfg80211_rx_mgmt(vif->ndev, freq, 0, 612 ev->data, dlen, GFP_ATOMIC); 613 614 return 0; 615 } 616 617 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len) 618 { 619 struct wmi_p2p_info_event *ev; 620 u32 flags; 621 u16 dlen; 622 623 if (len < sizeof(*ev)) 624 return -EINVAL; 625 626 ev = (struct wmi_p2p_info_event *) datap; 627 flags = le32_to_cpu(ev->info_req_flags); 628 dlen = le16_to_cpu(ev->len); 629 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen); 630 631 if (flags & P2P_FLAG_CAPABILITIES_REQ) { 632 struct wmi_p2p_capabilities *cap; 633 if (dlen < sizeof(*cap)) 634 return -EINVAL; 635 cap = (struct wmi_p2p_capabilities *) ev->data; 636 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n", 637 cap->go_power_save); 638 } 639 640 if (flags & P2P_FLAG_MACADDR_REQ) { 641 struct wmi_p2p_macaddr *mac; 642 if (dlen < sizeof(*mac)) 643 return -EINVAL; 644 mac = (struct wmi_p2p_macaddr *) ev->data; 645 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n", 646 mac->mac_addr); 647 } 648 649 if (flags & P2P_FLAG_HMODEL_REQ) { 650 struct wmi_p2p_hmodel *mod; 651 if (dlen < sizeof(*mod)) 652 return -EINVAL; 653 mod = (struct wmi_p2p_hmodel *) ev->data; 654 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n", 655 mod->p2p_model, 656 mod->p2p_model ? "host" : "firmware"); 657 } 658 return 0; 659 } 660 661 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size) 662 { 663 struct sk_buff *skb; 664 665 skb = ath6kl_buf_alloc(size); 666 if (!skb) 667 return NULL; 668 669 skb_put(skb, size); 670 if (size) 671 memset(skb->data, 0, size); 672 673 return skb; 674 } 675 676 /* Send a "simple" wmi command -- one with no arguments */ 677 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx, 678 enum wmi_cmd_id cmd_id) 679 { 680 struct sk_buff *skb; 681 int ret; 682 683 skb = ath6kl_wmi_get_new_buf(0); 684 if (!skb) 685 return -ENOMEM; 686 687 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG); 688 689 return ret; 690 } 691 692 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len) 693 { 694 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap; 695 696 if (len < sizeof(struct wmi_ready_event_2)) 697 return -EINVAL; 698 699 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr, 700 le32_to_cpu(ev->sw_version), 701 le32_to_cpu(ev->abi_version), ev->phy_cap); 702 703 return 0; 704 } 705 706 /* 707 * Mechanism to modify the roaming behavior in the firmware. The lower rssi 708 * at which the station has to roam can be passed with 709 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level 710 * in dBm. 711 */ 712 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi) 713 { 714 struct sk_buff *skb; 715 struct roam_ctrl_cmd *cmd; 716 717 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 718 if (!skb) 719 return -ENOMEM; 720 721 cmd = (struct roam_ctrl_cmd *) skb->data; 722 723 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD); 724 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi + 725 DEF_SCAN_FOR_ROAM_INTVL); 726 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi); 727 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR; 728 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS; 729 730 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 731 NO_SYNC_WMIFLAG); 732 733 return 0; 734 } 735 736 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) 737 { 738 struct sk_buff *skb; 739 struct roam_ctrl_cmd *cmd; 740 741 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 742 if (!skb) 743 return -ENOMEM; 744 745 cmd = (struct roam_ctrl_cmd *) skb->data; 746 memset(cmd, 0, sizeof(*cmd)); 747 748 memcpy(cmd->info.bssid, bssid, ETH_ALEN); 749 cmd->roam_ctrl = WMI_FORCE_ROAM; 750 751 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid); 752 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 753 NO_SYNC_WMIFLAG); 754 } 755 756 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) 757 { 758 struct sk_buff *skb; 759 struct roam_ctrl_cmd *cmd; 760 761 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 762 if (!skb) 763 return -ENOMEM; 764 765 cmd = (struct roam_ctrl_cmd *) skb->data; 766 memset(cmd, 0, sizeof(*cmd)); 767 768 cmd->info.roam_mode = mode; 769 cmd->roam_ctrl = WMI_SET_ROAM_MODE; 770 771 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode); 772 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 773 NO_SYNC_WMIFLAG); 774 } 775 776 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len, 777 struct ath6kl_vif *vif) 778 { 779 struct wmi_connect_event *ev; 780 u8 *pie, *peie; 781 782 if (len < sizeof(struct wmi_connect_event)) 783 return -EINVAL; 784 785 ev = (struct wmi_connect_event *) datap; 786 787 if (vif->nw_type == AP_NETWORK) { 788 /* AP mode start/STA connected event */ 789 struct net_device *dev = vif->ndev; 790 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) { 791 ath6kl_dbg(ATH6KL_DBG_WMI, 792 "%s: freq %d bssid %pM (AP started)\n", 793 __func__, le16_to_cpu(ev->u.ap_bss.ch), 794 ev->u.ap_bss.bssid); 795 ath6kl_connect_ap_mode_bss( 796 vif, le16_to_cpu(ev->u.ap_bss.ch)); 797 } else { 798 ath6kl_dbg(ATH6KL_DBG_WMI, 799 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n", 800 __func__, ev->u.ap_sta.aid, 801 ev->u.ap_sta.mac_addr, 802 ev->u.ap_sta.auth, 803 ev->u.ap_sta.keymgmt, 804 le16_to_cpu(ev->u.ap_sta.cipher), 805 ev->u.ap_sta.apsd_info); 806 807 ath6kl_connect_ap_mode_sta( 808 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr, 809 ev->u.ap_sta.keymgmt, 810 le16_to_cpu(ev->u.ap_sta.cipher), 811 ev->u.ap_sta.auth, ev->assoc_req_len, 812 ev->assoc_info + ev->beacon_ie_len, 813 ev->u.ap_sta.apsd_info); 814 } 815 return 0; 816 } 817 818 /* STA/IBSS mode connection event */ 819 820 ath6kl_dbg(ATH6KL_DBG_WMI, 821 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n", 822 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid, 823 le16_to_cpu(ev->u.sta.listen_intvl), 824 le16_to_cpu(ev->u.sta.beacon_intvl), 825 le32_to_cpu(ev->u.sta.nw_type)); 826 827 /* Start of assoc rsp IEs */ 828 pie = ev->assoc_info + ev->beacon_ie_len + 829 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */ 830 831 /* End of assoc rsp IEs */ 832 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len + 833 ev->assoc_resp_len; 834 835 while (pie < peie) { 836 switch (*pie) { 837 case WLAN_EID_VENDOR_SPECIFIC: 838 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 && 839 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) { 840 /* WMM OUT (00:50:F2) */ 841 if (pie[1] > 5 && 842 pie[6] == WMM_PARAM_OUI_SUBTYPE) 843 wmi->is_wmm_enabled = true; 844 } 845 break; 846 } 847 848 if (wmi->is_wmm_enabled) 849 break; 850 851 pie += pie[1] + 2; 852 } 853 854 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch), 855 ev->u.sta.bssid, 856 le16_to_cpu(ev->u.sta.listen_intvl), 857 le16_to_cpu(ev->u.sta.beacon_intvl), 858 le32_to_cpu(ev->u.sta.nw_type), 859 ev->beacon_ie_len, ev->assoc_req_len, 860 ev->assoc_resp_len, ev->assoc_info); 861 862 return 0; 863 } 864 865 static struct country_code_to_enum_rd * 866 ath6kl_regd_find_country(u16 countryCode) 867 { 868 int i; 869 870 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 871 if (allCountries[i].countryCode == countryCode) 872 return &allCountries[i]; 873 } 874 875 return NULL; 876 } 877 878 static struct reg_dmn_pair_mapping * 879 ath6kl_get_regpair(u16 regdmn) 880 { 881 int i; 882 883 if (regdmn == NO_ENUMRD) 884 return NULL; 885 886 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { 887 if (regDomainPairs[i].regDmnEnum == regdmn) 888 return ®DomainPairs[i]; 889 } 890 891 return NULL; 892 } 893 894 static struct country_code_to_enum_rd * 895 ath6kl_regd_find_country_by_rd(u16 regdmn) 896 { 897 int i; 898 899 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 900 if (allCountries[i].regDmnEnum == regdmn) 901 return &allCountries[i]; 902 } 903 904 return NULL; 905 } 906 907 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) 908 { 909 910 struct ath6kl_wmi_regdomain *ev; 911 struct country_code_to_enum_rd *country = NULL; 912 struct reg_dmn_pair_mapping *regpair = NULL; 913 char alpha2[2]; 914 u32 reg_code; 915 916 ev = (struct ath6kl_wmi_regdomain *) datap; 917 reg_code = le32_to_cpu(ev->reg_code); 918 919 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) 920 country = ath6kl_regd_find_country((u16) reg_code); 921 else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { 922 923 regpair = ath6kl_get_regpair((u16) reg_code); 924 country = ath6kl_regd_find_country_by_rd((u16) reg_code); 925 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", 926 regpair->regDmnEnum); 927 } 928 929 if (country && wmi->parent_dev->wiphy_registered) { 930 alpha2[0] = country->isoName[0]; 931 alpha2[1] = country->isoName[1]; 932 933 regulatory_hint(wmi->parent_dev->wiphy, alpha2); 934 935 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n", 936 alpha2[0], alpha2[1]); 937 } 938 } 939 940 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len, 941 struct ath6kl_vif *vif) 942 { 943 struct wmi_disconnect_event *ev; 944 wmi->traffic_class = 100; 945 946 if (len < sizeof(struct wmi_disconnect_event)) 947 return -EINVAL; 948 949 ev = (struct wmi_disconnect_event *) datap; 950 951 ath6kl_dbg(ATH6KL_DBG_WMI, 952 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n", 953 le16_to_cpu(ev->proto_reason_status), ev->bssid, 954 ev->disconn_reason, ev->assoc_resp_len); 955 956 wmi->is_wmm_enabled = false; 957 958 ath6kl_disconnect_event(vif, ev->disconn_reason, 959 ev->bssid, ev->assoc_resp_len, ev->assoc_info, 960 le16_to_cpu(ev->proto_reason_status)); 961 962 return 0; 963 } 964 965 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len) 966 { 967 struct wmi_peer_node_event *ev; 968 969 if (len < sizeof(struct wmi_peer_node_event)) 970 return -EINVAL; 971 972 ev = (struct wmi_peer_node_event *) datap; 973 974 if (ev->event_code == PEER_NODE_JOIN_EVENT) 975 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n", 976 ev->peer_mac_addr); 977 else if (ev->event_code == PEER_NODE_LEAVE_EVENT) 978 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n", 979 ev->peer_mac_addr); 980 981 return 0; 982 } 983 984 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len, 985 struct ath6kl_vif *vif) 986 { 987 struct wmi_tkip_micerr_event *ev; 988 989 if (len < sizeof(struct wmi_tkip_micerr_event)) 990 return -EINVAL; 991 992 ev = (struct wmi_tkip_micerr_event *) datap; 993 994 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast); 995 996 return 0; 997 } 998 999 void ath6kl_wmi_sscan_timer(unsigned long ptr) 1000 { 1001 struct ath6kl_vif *vif = (struct ath6kl_vif *) ptr; 1002 1003 cfg80211_sched_scan_results(vif->ar->wiphy); 1004 } 1005 1006 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, 1007 struct ath6kl_vif *vif) 1008 { 1009 struct wmi_bss_info_hdr2 *bih; 1010 u8 *buf; 1011 struct ieee80211_channel *channel; 1012 struct ath6kl *ar = wmi->parent_dev; 1013 struct ieee80211_mgmt *mgmt; 1014 struct cfg80211_bss *bss; 1015 1016 if (len <= sizeof(struct wmi_bss_info_hdr2)) 1017 return -EINVAL; 1018 1019 bih = (struct wmi_bss_info_hdr2 *) datap; 1020 buf = datap + sizeof(struct wmi_bss_info_hdr2); 1021 len -= sizeof(struct wmi_bss_info_hdr2); 1022 1023 ath6kl_dbg(ATH6KL_DBG_WMI, 1024 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" " 1025 "frame_type=%d\n", 1026 bih->ch, bih->snr, bih->snr - 95, bih->bssid, 1027 bih->frame_type); 1028 1029 if (bih->frame_type != BEACON_FTYPE && 1030 bih->frame_type != PROBERESP_FTYPE) 1031 return 0; /* Only update BSS table for now */ 1032 1033 if (bih->frame_type == BEACON_FTYPE && 1034 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) { 1035 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 1036 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 1037 NONE_BSS_FILTER, 0); 1038 } 1039 1040 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch)); 1041 if (channel == NULL) 1042 return -EINVAL; 1043 1044 if (len < 8 + 2 + 2) 1045 return -EINVAL; 1046 1047 if (bih->frame_type == BEACON_FTYPE && 1048 test_bit(CONNECTED, &vif->flags) && 1049 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) { 1050 const u8 *tim; 1051 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2, 1052 len - 8 - 2 - 2); 1053 if (tim && tim[1] >= 2) { 1054 vif->assoc_bss_dtim_period = tim[3]; 1055 set_bit(DTIM_PERIOD_AVAIL, &vif->flags); 1056 } 1057 } 1058 1059 /* 1060 * In theory, use of cfg80211_inform_bss() would be more natural here 1061 * since we do not have the full frame. However, at least for now, 1062 * cfg80211 can only distinguish Beacon and Probe Response frames from 1063 * each other when using cfg80211_inform_bss_frame(), so let's build a 1064 * fake IEEE 802.11 header to be able to take benefit of this. 1065 */ 1066 mgmt = kmalloc(24 + len, GFP_ATOMIC); 1067 if (mgmt == NULL) 1068 return -EINVAL; 1069 1070 if (bih->frame_type == BEACON_FTYPE) { 1071 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1072 IEEE80211_STYPE_BEACON); 1073 memset(mgmt->da, 0xff, ETH_ALEN); 1074 } else { 1075 struct net_device *dev = vif->ndev; 1076 1077 mgmt->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | 1078 IEEE80211_STYPE_PROBE_RESP); 1079 memcpy(mgmt->da, dev->dev_addr, ETH_ALEN); 1080 } 1081 mgmt->duration = cpu_to_le16(0); 1082 memcpy(mgmt->sa, bih->bssid, ETH_ALEN); 1083 memcpy(mgmt->bssid, bih->bssid, ETH_ALEN); 1084 mgmt->seq_ctrl = cpu_to_le16(0); 1085 1086 memcpy(&mgmt->u.beacon, buf, len); 1087 1088 bss = cfg80211_inform_bss_frame(ar->wiphy, channel, mgmt, 1089 24 + len, (bih->snr - 95) * 100, 1090 GFP_ATOMIC); 1091 kfree(mgmt); 1092 if (bss == NULL) 1093 return -ENOMEM; 1094 cfg80211_put_bss(bss); 1095 1096 /* 1097 * Firmware doesn't return any event when scheduled scan has 1098 * finished, so we need to use a timer to find out when there are 1099 * no more results. 1100 * 1101 * The timer is started from the first bss info received, otherwise 1102 * the timer would not ever fire if the scan interval is short 1103 * enough. 1104 */ 1105 if (ar->state == ATH6KL_STATE_SCHED_SCAN && 1106 !timer_pending(&vif->sched_scan_timer)) { 1107 mod_timer(&vif->sched_scan_timer, jiffies + 1108 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY)); 1109 } 1110 1111 return 0; 1112 } 1113 1114 /* Inactivity timeout of a fatpipe(pstream) at the target */ 1115 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, 1116 int len) 1117 { 1118 struct wmi_pstream_timeout_event *ev; 1119 1120 if (len < sizeof(struct wmi_pstream_timeout_event)) 1121 return -EINVAL; 1122 1123 ev = (struct wmi_pstream_timeout_event *) datap; 1124 1125 /* 1126 * When the pstream (fat pipe == AC) timesout, it means there were 1127 * no thinStreams within this pstream & it got implicitly created 1128 * due to data flow on this AC. We start the inactivity timer only 1129 * for implicitly created pstream. Just reset the host state. 1130 */ 1131 spin_lock_bh(&wmi->lock); 1132 wmi->stream_exist_for_ac[ev->traffic_class] = 0; 1133 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class); 1134 spin_unlock_bh(&wmi->lock); 1135 1136 /* Indicate inactivity to driver layer for this fatpipe (pstream) */ 1137 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false); 1138 1139 return 0; 1140 } 1141 1142 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len) 1143 { 1144 struct wmi_bit_rate_reply *reply; 1145 s32 rate; 1146 u32 sgi, index; 1147 1148 if (len < sizeof(struct wmi_bit_rate_reply)) 1149 return -EINVAL; 1150 1151 reply = (struct wmi_bit_rate_reply *) datap; 1152 1153 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index); 1154 1155 if (reply->rate_index == (s8) RATE_AUTO) { 1156 rate = RATE_AUTO; 1157 } else { 1158 index = reply->rate_index & 0x7f; 1159 sgi = (reply->rate_index & 0x80) ? 1 : 0; 1160 rate = wmi_rate_tbl[index][sgi]; 1161 } 1162 1163 ath6kl_wakeup_event(wmi->parent_dev); 1164 1165 return 0; 1166 } 1167 1168 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len) 1169 { 1170 ath6kl_tm_rx_event(wmi->parent_dev, datap, len); 1171 1172 return 0; 1173 } 1174 1175 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len) 1176 { 1177 if (len < sizeof(struct wmi_fix_rates_reply)) 1178 return -EINVAL; 1179 1180 ath6kl_wakeup_event(wmi->parent_dev); 1181 1182 return 0; 1183 } 1184 1185 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len) 1186 { 1187 if (len < sizeof(struct wmi_channel_list_reply)) 1188 return -EINVAL; 1189 1190 ath6kl_wakeup_event(wmi->parent_dev); 1191 1192 return 0; 1193 } 1194 1195 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len) 1196 { 1197 struct wmi_tx_pwr_reply *reply; 1198 1199 if (len < sizeof(struct wmi_tx_pwr_reply)) 1200 return -EINVAL; 1201 1202 reply = (struct wmi_tx_pwr_reply *) datap; 1203 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM); 1204 1205 return 0; 1206 } 1207 1208 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len) 1209 { 1210 if (len < sizeof(struct wmi_get_keepalive_cmd)) 1211 return -EINVAL; 1212 1213 ath6kl_wakeup_event(wmi->parent_dev); 1214 1215 return 0; 1216 } 1217 1218 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len, 1219 struct ath6kl_vif *vif) 1220 { 1221 struct wmi_scan_complete_event *ev; 1222 1223 ev = (struct wmi_scan_complete_event *) datap; 1224 1225 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status)); 1226 wmi->is_probe_ssid = false; 1227 1228 return 0; 1229 } 1230 1231 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap, 1232 int len, struct ath6kl_vif *vif) 1233 { 1234 struct wmi_neighbor_report_event *ev; 1235 u8 i; 1236 1237 if (len < sizeof(*ev)) 1238 return -EINVAL; 1239 ev = (struct wmi_neighbor_report_event *) datap; 1240 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info) 1241 > len) { 1242 ath6kl_dbg(ATH6KL_DBG_WMI, 1243 "truncated neighbor event (num=%d len=%d)\n", 1244 ev->num_neighbors, len); 1245 return -EINVAL; 1246 } 1247 for (i = 0; i < ev->num_neighbors; i++) { 1248 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n", 1249 i + 1, ev->num_neighbors, ev->neighbor[i].bssid, 1250 ev->neighbor[i].bss_flags); 1251 cfg80211_pmksa_candidate_notify(vif->ndev, i, 1252 ev->neighbor[i].bssid, 1253 !!(ev->neighbor[i].bss_flags & 1254 WMI_PREAUTH_CAPABLE_BSS), 1255 GFP_ATOMIC); 1256 } 1257 1258 return 0; 1259 } 1260 1261 /* 1262 * Target is reporting a programming error. This is for 1263 * developer aid only. Target only checks a few common violations 1264 * and it is responsibility of host to do all error checking. 1265 * Behavior of target after wmi error event is undefined. 1266 * A reset is recommended. 1267 */ 1268 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len) 1269 { 1270 const char *type = "unknown error"; 1271 struct wmi_cmd_error_event *ev; 1272 ev = (struct wmi_cmd_error_event *) datap; 1273 1274 switch (ev->err_code) { 1275 case INVALID_PARAM: 1276 type = "invalid parameter"; 1277 break; 1278 case ILLEGAL_STATE: 1279 type = "invalid state"; 1280 break; 1281 case INTERNAL_ERROR: 1282 type = "internal error"; 1283 break; 1284 } 1285 1286 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n", 1287 ev->cmd_id, type); 1288 1289 return 0; 1290 } 1291 1292 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len, 1293 struct ath6kl_vif *vif) 1294 { 1295 ath6kl_tgt_stats_event(vif, datap, len); 1296 1297 return 0; 1298 } 1299 1300 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi, 1301 struct sq_threshold_params *sq_thresh, 1302 u32 size) 1303 { 1304 u32 index; 1305 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1]; 1306 1307 /* The list is already in sorted order. Get the next lower value */ 1308 for (index = 0; index < size; index++) { 1309 if (rssi < sq_thresh->upper_threshold[index]) { 1310 threshold = (u8) sq_thresh->upper_threshold[index]; 1311 break; 1312 } 1313 } 1314 1315 return threshold; 1316 } 1317 1318 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi, 1319 struct sq_threshold_params *sq_thresh, 1320 u32 size) 1321 { 1322 u32 index; 1323 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1]; 1324 1325 /* The list is already in sorted order. Get the next lower value */ 1326 for (index = 0; index < size; index++) { 1327 if (rssi > sq_thresh->lower_threshold[index]) { 1328 threshold = (u8) sq_thresh->lower_threshold[index]; 1329 break; 1330 } 1331 } 1332 1333 return threshold; 1334 } 1335 1336 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi, 1337 struct wmi_rssi_threshold_params_cmd *rssi_cmd) 1338 { 1339 struct sk_buff *skb; 1340 struct wmi_rssi_threshold_params_cmd *cmd; 1341 1342 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1343 if (!skb) 1344 return -ENOMEM; 1345 1346 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data; 1347 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd)); 1348 1349 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID, 1350 NO_SYNC_WMIFLAG); 1351 } 1352 1353 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap, 1354 int len) 1355 { 1356 struct wmi_rssi_threshold_event *reply; 1357 struct wmi_rssi_threshold_params_cmd cmd; 1358 struct sq_threshold_params *sq_thresh; 1359 enum wmi_rssi_threshold_val new_threshold; 1360 u8 upper_rssi_threshold, lower_rssi_threshold; 1361 s16 rssi; 1362 int ret; 1363 1364 if (len < sizeof(struct wmi_rssi_threshold_event)) 1365 return -EINVAL; 1366 1367 reply = (struct wmi_rssi_threshold_event *) datap; 1368 new_threshold = (enum wmi_rssi_threshold_val) reply->range; 1369 rssi = a_sle16_to_cpu(reply->rssi); 1370 1371 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI]; 1372 1373 /* 1374 * Identify the threshold breached and communicate that to the app. 1375 * After that install a new set of thresholds based on the signal 1376 * quality reported by the target 1377 */ 1378 if (new_threshold) { 1379 /* Upper threshold breached */ 1380 if (rssi < sq_thresh->upper_threshold[0]) { 1381 ath6kl_dbg(ATH6KL_DBG_WMI, 1382 "spurious upper rssi threshold event: %d\n", 1383 rssi); 1384 } else if ((rssi < sq_thresh->upper_threshold[1]) && 1385 (rssi >= sq_thresh->upper_threshold[0])) { 1386 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE; 1387 } else if ((rssi < sq_thresh->upper_threshold[2]) && 1388 (rssi >= sq_thresh->upper_threshold[1])) { 1389 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE; 1390 } else if ((rssi < sq_thresh->upper_threshold[3]) && 1391 (rssi >= sq_thresh->upper_threshold[2])) { 1392 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE; 1393 } else if ((rssi < sq_thresh->upper_threshold[4]) && 1394 (rssi >= sq_thresh->upper_threshold[3])) { 1395 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE; 1396 } else if ((rssi < sq_thresh->upper_threshold[5]) && 1397 (rssi >= sq_thresh->upper_threshold[4])) { 1398 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE; 1399 } else if (rssi >= sq_thresh->upper_threshold[5]) { 1400 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE; 1401 } 1402 } else { 1403 /* Lower threshold breached */ 1404 if (rssi > sq_thresh->lower_threshold[0]) { 1405 ath6kl_dbg(ATH6KL_DBG_WMI, 1406 "spurious lower rssi threshold event: %d %d\n", 1407 rssi, sq_thresh->lower_threshold[0]); 1408 } else if ((rssi > sq_thresh->lower_threshold[1]) && 1409 (rssi <= sq_thresh->lower_threshold[0])) { 1410 new_threshold = WMI_RSSI_THRESHOLD6_BELOW; 1411 } else if ((rssi > sq_thresh->lower_threshold[2]) && 1412 (rssi <= sq_thresh->lower_threshold[1])) { 1413 new_threshold = WMI_RSSI_THRESHOLD5_BELOW; 1414 } else if ((rssi > sq_thresh->lower_threshold[3]) && 1415 (rssi <= sq_thresh->lower_threshold[2])) { 1416 new_threshold = WMI_RSSI_THRESHOLD4_BELOW; 1417 } else if ((rssi > sq_thresh->lower_threshold[4]) && 1418 (rssi <= sq_thresh->lower_threshold[3])) { 1419 new_threshold = WMI_RSSI_THRESHOLD3_BELOW; 1420 } else if ((rssi > sq_thresh->lower_threshold[5]) && 1421 (rssi <= sq_thresh->lower_threshold[4])) { 1422 new_threshold = WMI_RSSI_THRESHOLD2_BELOW; 1423 } else if (rssi <= sq_thresh->lower_threshold[5]) { 1424 new_threshold = WMI_RSSI_THRESHOLD1_BELOW; 1425 } 1426 } 1427 1428 /* Calculate and install the next set of thresholds */ 1429 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh, 1430 sq_thresh->lower_threshold_valid_count); 1431 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh, 1432 sq_thresh->upper_threshold_valid_count); 1433 1434 /* Issue a wmi command to install the thresholds */ 1435 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold); 1436 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold); 1437 cmd.weight = sq_thresh->weight; 1438 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1439 1440 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd); 1441 if (ret) { 1442 ath6kl_err("unable to configure rssi thresholds\n"); 1443 return -EIO; 1444 } 1445 1446 return 0; 1447 } 1448 1449 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, 1450 struct ath6kl_vif *vif) 1451 { 1452 struct wmi_cac_event *reply; 1453 struct ieee80211_tspec_ie *ts; 1454 u16 active_tsids, tsinfo; 1455 u8 tsid, index; 1456 u8 ts_id; 1457 1458 if (len < sizeof(struct wmi_cac_event)) 1459 return -EINVAL; 1460 1461 reply = (struct wmi_cac_event *) datap; 1462 1463 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && 1464 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { 1465 1466 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1467 tsinfo = le16_to_cpu(ts->tsinfo); 1468 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1469 IEEE80211_WMM_IE_TSPEC_TID_MASK; 1470 1471 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1472 reply->ac, tsid); 1473 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) { 1474 /* 1475 * Following assumes that there is only one outstanding 1476 * ADDTS request when this event is received 1477 */ 1478 spin_lock_bh(&wmi->lock); 1479 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1480 spin_unlock_bh(&wmi->lock); 1481 1482 for (index = 0; index < sizeof(active_tsids) * 8; index++) { 1483 if ((active_tsids >> index) & 1) 1484 break; 1485 } 1486 if (index < (sizeof(active_tsids) * 8)) 1487 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1488 reply->ac, index); 1489 } 1490 1491 /* 1492 * Clear active tsids and Add missing handling 1493 * for delete qos stream from AP 1494 */ 1495 else if (reply->cac_indication == CAC_INDICATION_DELETE) { 1496 1497 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1498 tsinfo = le16_to_cpu(ts->tsinfo); 1499 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1500 IEEE80211_WMM_IE_TSPEC_TID_MASK); 1501 1502 spin_lock_bh(&wmi->lock); 1503 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id); 1504 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1505 spin_unlock_bh(&wmi->lock); 1506 1507 /* Indicate stream inactivity to driver layer only if all tsids 1508 * within this AC are deleted. 1509 */ 1510 if (!active_tsids) { 1511 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac, 1512 false); 1513 wmi->fat_pipe_exist &= ~(1 << reply->ac); 1514 } 1515 } 1516 1517 return 0; 1518 } 1519 1520 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi, 1521 struct wmi_snr_threshold_params_cmd *snr_cmd) 1522 { 1523 struct sk_buff *skb; 1524 struct wmi_snr_threshold_params_cmd *cmd; 1525 1526 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1527 if (!skb) 1528 return -ENOMEM; 1529 1530 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data; 1531 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd)); 1532 1533 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID, 1534 NO_SYNC_WMIFLAG); 1535 } 1536 1537 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap, 1538 int len) 1539 { 1540 struct wmi_snr_threshold_event *reply; 1541 struct sq_threshold_params *sq_thresh; 1542 struct wmi_snr_threshold_params_cmd cmd; 1543 enum wmi_snr_threshold_val new_threshold; 1544 u8 upper_snr_threshold, lower_snr_threshold; 1545 s16 snr; 1546 int ret; 1547 1548 if (len < sizeof(struct wmi_snr_threshold_event)) 1549 return -EINVAL; 1550 1551 reply = (struct wmi_snr_threshold_event *) datap; 1552 1553 new_threshold = (enum wmi_snr_threshold_val) reply->range; 1554 snr = reply->snr; 1555 1556 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR]; 1557 1558 /* 1559 * Identify the threshold breached and communicate that to the app. 1560 * After that install a new set of thresholds based on the signal 1561 * quality reported by the target. 1562 */ 1563 if (new_threshold) { 1564 /* Upper threshold breached */ 1565 if (snr < sq_thresh->upper_threshold[0]) { 1566 ath6kl_dbg(ATH6KL_DBG_WMI, 1567 "spurious upper snr threshold event: %d\n", 1568 snr); 1569 } else if ((snr < sq_thresh->upper_threshold[1]) && 1570 (snr >= sq_thresh->upper_threshold[0])) { 1571 new_threshold = WMI_SNR_THRESHOLD1_ABOVE; 1572 } else if ((snr < sq_thresh->upper_threshold[2]) && 1573 (snr >= sq_thresh->upper_threshold[1])) { 1574 new_threshold = WMI_SNR_THRESHOLD2_ABOVE; 1575 } else if ((snr < sq_thresh->upper_threshold[3]) && 1576 (snr >= sq_thresh->upper_threshold[2])) { 1577 new_threshold = WMI_SNR_THRESHOLD3_ABOVE; 1578 } else if (snr >= sq_thresh->upper_threshold[3]) { 1579 new_threshold = WMI_SNR_THRESHOLD4_ABOVE; 1580 } 1581 } else { 1582 /* Lower threshold breached */ 1583 if (snr > sq_thresh->lower_threshold[0]) { 1584 ath6kl_dbg(ATH6KL_DBG_WMI, 1585 "spurious lower snr threshold event: %d\n", 1586 sq_thresh->lower_threshold[0]); 1587 } else if ((snr > sq_thresh->lower_threshold[1]) && 1588 (snr <= sq_thresh->lower_threshold[0])) { 1589 new_threshold = WMI_SNR_THRESHOLD4_BELOW; 1590 } else if ((snr > sq_thresh->lower_threshold[2]) && 1591 (snr <= sq_thresh->lower_threshold[1])) { 1592 new_threshold = WMI_SNR_THRESHOLD3_BELOW; 1593 } else if ((snr > sq_thresh->lower_threshold[3]) && 1594 (snr <= sq_thresh->lower_threshold[2])) { 1595 new_threshold = WMI_SNR_THRESHOLD2_BELOW; 1596 } else if (snr <= sq_thresh->lower_threshold[3]) { 1597 new_threshold = WMI_SNR_THRESHOLD1_BELOW; 1598 } 1599 } 1600 1601 /* Calculate and install the next set of thresholds */ 1602 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh, 1603 sq_thresh->lower_threshold_valid_count); 1604 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh, 1605 sq_thresh->upper_threshold_valid_count); 1606 1607 /* Issue a wmi command to install the thresholds */ 1608 cmd.thresh_above1_val = upper_snr_threshold; 1609 cmd.thresh_below1_val = lower_snr_threshold; 1610 cmd.weight = sq_thresh->weight; 1611 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1612 1613 ath6kl_dbg(ATH6KL_DBG_WMI, 1614 "snr: %d, threshold: %d, lower: %d, upper: %d\n", 1615 snr, new_threshold, 1616 lower_snr_threshold, upper_snr_threshold); 1617 1618 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd); 1619 if (ret) { 1620 ath6kl_err("unable to configure snr threshold\n"); 1621 return -EIO; 1622 } 1623 1624 return 0; 1625 } 1626 1627 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len) 1628 { 1629 u16 ap_info_entry_size; 1630 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap; 1631 struct wmi_ap_info_v1 *ap_info_v1; 1632 u8 index; 1633 1634 if (len < sizeof(struct wmi_aplist_event) || 1635 ev->ap_list_ver != APLIST_VER1) 1636 return -EINVAL; 1637 1638 ap_info_entry_size = sizeof(struct wmi_ap_info_v1); 1639 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list; 1640 1641 ath6kl_dbg(ATH6KL_DBG_WMI, 1642 "number of APs in aplist event: %d\n", ev->num_ap); 1643 1644 if (len < (int) (sizeof(struct wmi_aplist_event) + 1645 (ev->num_ap - 1) * ap_info_entry_size)) 1646 return -EINVAL; 1647 1648 /* AP list version 1 contents */ 1649 for (index = 0; index < ev->num_ap; index++) { 1650 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n", 1651 index, ap_info_v1->bssid, ap_info_v1->channel); 1652 ap_info_v1++; 1653 } 1654 1655 return 0; 1656 } 1657 1658 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb, 1659 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag) 1660 { 1661 struct wmi_cmd_hdr *cmd_hdr; 1662 enum htc_endpoint_id ep_id = wmi->ep_id; 1663 int ret; 1664 u16 info1; 1665 1666 if (WARN_ON(skb == NULL || (if_idx > (wmi->parent_dev->vif_max - 1)))) 1667 return -EINVAL; 1668 1669 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n", 1670 cmd_id, skb->len, sync_flag); 1671 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ", 1672 skb->data, skb->len); 1673 1674 if (sync_flag >= END_WMIFLAG) { 1675 dev_kfree_skb(skb); 1676 return -EINVAL; 1677 } 1678 1679 if ((sync_flag == SYNC_BEFORE_WMIFLAG) || 1680 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1681 /* 1682 * Make sure all data currently queued is transmitted before 1683 * the cmd execution. Establish a new sync point. 1684 */ 1685 ath6kl_wmi_sync_point(wmi, if_idx); 1686 } 1687 1688 skb_push(skb, sizeof(struct wmi_cmd_hdr)); 1689 1690 cmd_hdr = (struct wmi_cmd_hdr *) skb->data; 1691 cmd_hdr->cmd_id = cpu_to_le16(cmd_id); 1692 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK; 1693 cmd_hdr->info1 = cpu_to_le16(info1); 1694 1695 /* Only for OPT_TX_CMD, use BE endpoint. */ 1696 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) { 1697 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, 1698 false, false, 0, NULL, if_idx); 1699 if (ret) { 1700 dev_kfree_skb(skb); 1701 return ret; 1702 } 1703 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE); 1704 } 1705 1706 ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 1707 1708 if ((sync_flag == SYNC_AFTER_WMIFLAG) || 1709 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1710 /* 1711 * Make sure all new data queued waits for the command to 1712 * execute. Establish a new sync point. 1713 */ 1714 ath6kl_wmi_sync_point(wmi, if_idx); 1715 } 1716 1717 return 0; 1718 } 1719 1720 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx, 1721 enum network_type nw_type, 1722 enum dot11_auth_mode dot11_auth_mode, 1723 enum auth_mode auth_mode, 1724 enum crypto_type pairwise_crypto, 1725 u8 pairwise_crypto_len, 1726 enum crypto_type group_crypto, 1727 u8 group_crypto_len, int ssid_len, u8 *ssid, 1728 u8 *bssid, u16 channel, u32 ctrl_flags, 1729 u8 nw_subtype) 1730 { 1731 struct sk_buff *skb; 1732 struct wmi_connect_cmd *cc; 1733 int ret; 1734 1735 ath6kl_dbg(ATH6KL_DBG_WMI, 1736 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d " 1737 "type %d dot11_auth %d auth %d pairwise %d group %d\n", 1738 bssid, channel, ctrl_flags, ssid_len, nw_type, 1739 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto); 1740 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len); 1741 1742 wmi->traffic_class = 100; 1743 1744 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT)) 1745 return -EINVAL; 1746 1747 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT)) 1748 return -EINVAL; 1749 1750 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd)); 1751 if (!skb) 1752 return -ENOMEM; 1753 1754 cc = (struct wmi_connect_cmd *) skb->data; 1755 1756 if (ssid_len) 1757 memcpy(cc->ssid, ssid, ssid_len); 1758 1759 cc->ssid_len = ssid_len; 1760 cc->nw_type = nw_type; 1761 cc->dot11_auth_mode = dot11_auth_mode; 1762 cc->auth_mode = auth_mode; 1763 cc->prwise_crypto_type = pairwise_crypto; 1764 cc->prwise_crypto_len = pairwise_crypto_len; 1765 cc->grp_crypto_type = group_crypto; 1766 cc->grp_crypto_len = group_crypto_len; 1767 cc->ch = cpu_to_le16(channel); 1768 cc->ctrl_flags = cpu_to_le32(ctrl_flags); 1769 cc->nw_subtype = nw_subtype; 1770 1771 if (bssid != NULL) 1772 memcpy(cc->bssid, bssid, ETH_ALEN); 1773 1774 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID, 1775 NO_SYNC_WMIFLAG); 1776 1777 return ret; 1778 } 1779 1780 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid, 1781 u16 channel) 1782 { 1783 struct sk_buff *skb; 1784 struct wmi_reconnect_cmd *cc; 1785 int ret; 1786 1787 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n", 1788 bssid, channel); 1789 1790 wmi->traffic_class = 100; 1791 1792 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd)); 1793 if (!skb) 1794 return -ENOMEM; 1795 1796 cc = (struct wmi_reconnect_cmd *) skb->data; 1797 cc->channel = cpu_to_le16(channel); 1798 1799 if (bssid != NULL) 1800 memcpy(cc->bssid, bssid, ETH_ALEN); 1801 1802 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID, 1803 NO_SYNC_WMIFLAG); 1804 1805 return ret; 1806 } 1807 1808 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx) 1809 { 1810 int ret; 1811 1812 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n"); 1813 1814 wmi->traffic_class = 100; 1815 1816 /* Disconnect command does not need to do a SYNC before. */ 1817 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID); 1818 1819 return ret; 1820 } 1821 1822 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, 1823 enum wmi_scan_type scan_type, 1824 u32 force_fgscan, u32 is_legacy, 1825 u32 home_dwell_time, u32 force_scan_interval, 1826 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates) 1827 { 1828 struct ieee80211_supported_band *sband; 1829 struct sk_buff *skb; 1830 struct wmi_begin_scan_cmd *sc; 1831 s8 size, *supp_rates; 1832 int i, band, ret; 1833 struct ath6kl *ar = wmi->parent_dev; 1834 int num_rates; 1835 u32 ratemask; 1836 1837 size = sizeof(struct wmi_begin_scan_cmd); 1838 1839 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1840 return -EINVAL; 1841 1842 if (num_chan > WMI_MAX_CHANNELS) 1843 return -EINVAL; 1844 1845 if (num_chan) 1846 size += sizeof(u16) * (num_chan - 1); 1847 1848 skb = ath6kl_wmi_get_new_buf(size); 1849 if (!skb) 1850 return -ENOMEM; 1851 1852 sc = (struct wmi_begin_scan_cmd *) skb->data; 1853 sc->scan_type = scan_type; 1854 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1855 sc->is_legacy = cpu_to_le32(is_legacy); 1856 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1857 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1858 sc->no_cck = cpu_to_le32(no_cck); 1859 sc->num_ch = num_chan; 1860 1861 for (band = 0; band < IEEE80211_NUM_BANDS; band++) { 1862 sband = ar->wiphy->bands[band]; 1863 1864 if (!sband) 1865 continue; 1866 1867 ratemask = rates[band]; 1868 supp_rates = sc->supp_rates[band].rates; 1869 num_rates = 0; 1870 1871 for (i = 0; i < sband->n_bitrates; i++) { 1872 if ((BIT(i) & ratemask) == 0) 1873 continue; /* skip rate */ 1874 supp_rates[num_rates++] = 1875 (u8) (sband->bitrates[i].bitrate / 5); 1876 } 1877 sc->supp_rates[band].nrates = num_rates; 1878 } 1879 1880 for (i = 0; i < num_chan; i++) 1881 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1882 1883 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID, 1884 NO_SYNC_WMIFLAG); 1885 1886 return ret; 1887 } 1888 1889 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use 1890 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P 1891 * mgmt operations using station interface. 1892 */ 1893 int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx, 1894 enum wmi_scan_type scan_type, 1895 u32 force_fgscan, u32 is_legacy, 1896 u32 home_dwell_time, u32 force_scan_interval, 1897 s8 num_chan, u16 *ch_list) 1898 { 1899 struct sk_buff *skb; 1900 struct wmi_start_scan_cmd *sc; 1901 s8 size; 1902 int i, ret; 1903 1904 size = sizeof(struct wmi_start_scan_cmd); 1905 1906 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1907 return -EINVAL; 1908 1909 if (num_chan > WMI_MAX_CHANNELS) 1910 return -EINVAL; 1911 1912 if (num_chan) 1913 size += sizeof(u16) * (num_chan - 1); 1914 1915 skb = ath6kl_wmi_get_new_buf(size); 1916 if (!skb) 1917 return -ENOMEM; 1918 1919 sc = (struct wmi_start_scan_cmd *) skb->data; 1920 sc->scan_type = scan_type; 1921 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1922 sc->is_legacy = cpu_to_le32(is_legacy); 1923 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1924 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1925 sc->num_ch = num_chan; 1926 1927 for (i = 0; i < num_chan; i++) 1928 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1929 1930 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID, 1931 NO_SYNC_WMIFLAG); 1932 1933 return ret; 1934 } 1935 1936 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx, 1937 u16 fg_start_sec, 1938 u16 fg_end_sec, u16 bg_sec, 1939 u16 minact_chdw_msec, u16 maxact_chdw_msec, 1940 u16 pas_chdw_msec, u8 short_scan_ratio, 1941 u8 scan_ctrl_flag, u32 max_dfsch_act_time, 1942 u16 maxact_scan_per_ssid) 1943 { 1944 struct sk_buff *skb; 1945 struct wmi_scan_params_cmd *sc; 1946 int ret; 1947 1948 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 1949 if (!skb) 1950 return -ENOMEM; 1951 1952 sc = (struct wmi_scan_params_cmd *) skb->data; 1953 sc->fg_start_period = cpu_to_le16(fg_start_sec); 1954 sc->fg_end_period = cpu_to_le16(fg_end_sec); 1955 sc->bg_period = cpu_to_le16(bg_sec); 1956 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec); 1957 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec); 1958 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec); 1959 sc->short_scan_ratio = short_scan_ratio; 1960 sc->scan_ctrl_flags = scan_ctrl_flag; 1961 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time); 1962 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid); 1963 1964 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID, 1965 NO_SYNC_WMIFLAG); 1966 return ret; 1967 } 1968 1969 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask) 1970 { 1971 struct sk_buff *skb; 1972 struct wmi_bss_filter_cmd *cmd; 1973 int ret; 1974 1975 if (filter >= LAST_BSS_FILTER) 1976 return -EINVAL; 1977 1978 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1979 if (!skb) 1980 return -ENOMEM; 1981 1982 cmd = (struct wmi_bss_filter_cmd *) skb->data; 1983 cmd->bss_filter = filter; 1984 cmd->ie_mask = cpu_to_le32(ie_mask); 1985 1986 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID, 1987 NO_SYNC_WMIFLAG); 1988 return ret; 1989 } 1990 1991 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, 1992 u8 ssid_len, u8 *ssid) 1993 { 1994 struct sk_buff *skb; 1995 struct wmi_probed_ssid_cmd *cmd; 1996 int ret; 1997 1998 if (index > MAX_PROBED_SSID_INDEX) 1999 return -EINVAL; 2000 2001 if (ssid_len > sizeof(cmd->ssid)) 2002 return -EINVAL; 2003 2004 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0)) 2005 return -EINVAL; 2006 2007 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len) 2008 return -EINVAL; 2009 2010 if (flag & SPECIFIC_SSID_FLAG) 2011 wmi->is_probe_ssid = true; 2012 2013 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2014 if (!skb) 2015 return -ENOMEM; 2016 2017 cmd = (struct wmi_probed_ssid_cmd *) skb->data; 2018 cmd->entry_index = index; 2019 cmd->flag = flag; 2020 cmd->ssid_len = ssid_len; 2021 memcpy(cmd->ssid, ssid, ssid_len); 2022 2023 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID, 2024 NO_SYNC_WMIFLAG); 2025 return ret; 2026 } 2027 2028 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx, 2029 u16 listen_interval, 2030 u16 listen_beacons) 2031 { 2032 struct sk_buff *skb; 2033 struct wmi_listen_int_cmd *cmd; 2034 int ret; 2035 2036 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2037 if (!skb) 2038 return -ENOMEM; 2039 2040 cmd = (struct wmi_listen_int_cmd *) skb->data; 2041 cmd->listen_intvl = cpu_to_le16(listen_interval); 2042 cmd->num_beacons = cpu_to_le16(listen_beacons); 2043 2044 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID, 2045 NO_SYNC_WMIFLAG); 2046 return ret; 2047 } 2048 2049 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx, 2050 u16 bmiss_time, u16 num_beacons) 2051 { 2052 struct sk_buff *skb; 2053 struct wmi_bmiss_time_cmd *cmd; 2054 int ret; 2055 2056 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2057 if (!skb) 2058 return -ENOMEM; 2059 2060 cmd = (struct wmi_bmiss_time_cmd *) skb->data; 2061 cmd->bmiss_time = cpu_to_le16(bmiss_time); 2062 cmd->num_beacons = cpu_to_le16(num_beacons); 2063 2064 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID, 2065 NO_SYNC_WMIFLAG); 2066 return ret; 2067 } 2068 2069 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode) 2070 { 2071 struct sk_buff *skb; 2072 struct wmi_power_mode_cmd *cmd; 2073 int ret; 2074 2075 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2076 if (!skb) 2077 return -ENOMEM; 2078 2079 cmd = (struct wmi_power_mode_cmd *) skb->data; 2080 cmd->pwr_mode = pwr_mode; 2081 wmi->pwr_mode = pwr_mode; 2082 2083 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID, 2084 NO_SYNC_WMIFLAG); 2085 return ret; 2086 } 2087 2088 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period, 2089 u16 ps_poll_num, u16 dtim_policy, 2090 u16 tx_wakeup_policy, u16 num_tx_to_wakeup, 2091 u16 ps_fail_event_policy) 2092 { 2093 struct sk_buff *skb; 2094 struct wmi_power_params_cmd *pm; 2095 int ret; 2096 2097 skb = ath6kl_wmi_get_new_buf(sizeof(*pm)); 2098 if (!skb) 2099 return -ENOMEM; 2100 2101 pm = (struct wmi_power_params_cmd *)skb->data; 2102 pm->idle_period = cpu_to_le16(idle_period); 2103 pm->pspoll_number = cpu_to_le16(ps_poll_num); 2104 pm->dtim_policy = cpu_to_le16(dtim_policy); 2105 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy); 2106 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup); 2107 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy); 2108 2109 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID, 2110 NO_SYNC_WMIFLAG); 2111 return ret; 2112 } 2113 2114 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout) 2115 { 2116 struct sk_buff *skb; 2117 struct wmi_disc_timeout_cmd *cmd; 2118 int ret; 2119 2120 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2121 if (!skb) 2122 return -ENOMEM; 2123 2124 cmd = (struct wmi_disc_timeout_cmd *) skb->data; 2125 cmd->discon_timeout = timeout; 2126 2127 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID, 2128 NO_SYNC_WMIFLAG); 2129 2130 if (ret == 0) 2131 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout); 2132 2133 return ret; 2134 } 2135 2136 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, 2137 enum crypto_type key_type, 2138 u8 key_usage, u8 key_len, 2139 u8 *key_rsc, unsigned int key_rsc_len, 2140 u8 *key_material, 2141 u8 key_op_ctrl, u8 *mac_addr, 2142 enum wmi_sync_flag sync_flag) 2143 { 2144 struct sk_buff *skb; 2145 struct wmi_add_cipher_key_cmd *cmd; 2146 int ret; 2147 2148 ath6kl_dbg(ATH6KL_DBG_WMI, 2149 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n", 2150 key_index, key_type, key_usage, key_len, key_op_ctrl); 2151 2152 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) || 2153 (key_material == NULL) || key_rsc_len > 8) 2154 return -EINVAL; 2155 2156 if ((WEP_CRYPT != key_type) && (NULL == key_rsc)) 2157 return -EINVAL; 2158 2159 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2160 if (!skb) 2161 return -ENOMEM; 2162 2163 cmd = (struct wmi_add_cipher_key_cmd *) skb->data; 2164 cmd->key_index = key_index; 2165 cmd->key_type = key_type; 2166 cmd->key_usage = key_usage; 2167 cmd->key_len = key_len; 2168 memcpy(cmd->key, key_material, key_len); 2169 2170 if (key_rsc != NULL) 2171 memcpy(cmd->key_rsc, key_rsc, key_rsc_len); 2172 2173 cmd->key_op_ctrl = key_op_ctrl; 2174 2175 if (mac_addr) 2176 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN); 2177 2178 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID, 2179 sync_flag); 2180 2181 return ret; 2182 } 2183 2184 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, u8 *krk) 2185 { 2186 struct sk_buff *skb; 2187 struct wmi_add_krk_cmd *cmd; 2188 int ret; 2189 2190 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2191 if (!skb) 2192 return -ENOMEM; 2193 2194 cmd = (struct wmi_add_krk_cmd *) skb->data; 2195 memcpy(cmd->krk, krk, WMI_KRK_LEN); 2196 2197 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID, 2198 NO_SYNC_WMIFLAG); 2199 2200 return ret; 2201 } 2202 2203 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index) 2204 { 2205 struct sk_buff *skb; 2206 struct wmi_delete_cipher_key_cmd *cmd; 2207 int ret; 2208 2209 if (key_index > WMI_MAX_KEY_INDEX) 2210 return -EINVAL; 2211 2212 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2213 if (!skb) 2214 return -ENOMEM; 2215 2216 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data; 2217 cmd->key_index = key_index; 2218 2219 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID, 2220 NO_SYNC_WMIFLAG); 2221 2222 return ret; 2223 } 2224 2225 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, 2226 const u8 *pmkid, bool set) 2227 { 2228 struct sk_buff *skb; 2229 struct wmi_setpmkid_cmd *cmd; 2230 int ret; 2231 2232 if (bssid == NULL) 2233 return -EINVAL; 2234 2235 if (set && pmkid == NULL) 2236 return -EINVAL; 2237 2238 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2239 if (!skb) 2240 return -ENOMEM; 2241 2242 cmd = (struct wmi_setpmkid_cmd *) skb->data; 2243 memcpy(cmd->bssid, bssid, ETH_ALEN); 2244 if (set) { 2245 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid)); 2246 cmd->enable = PMKID_ENABLE; 2247 } else { 2248 memset(cmd->pmkid, 0, sizeof(cmd->pmkid)); 2249 cmd->enable = PMKID_DISABLE; 2250 } 2251 2252 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID, 2253 NO_SYNC_WMIFLAG); 2254 2255 return ret; 2256 } 2257 2258 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb, 2259 enum htc_endpoint_id ep_id, u8 if_idx) 2260 { 2261 struct wmi_data_hdr *data_hdr; 2262 int ret; 2263 2264 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) 2265 return -EINVAL; 2266 2267 skb_push(skb, sizeof(struct wmi_data_hdr)); 2268 2269 data_hdr = (struct wmi_data_hdr *) skb->data; 2270 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT; 2271 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 2272 2273 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 2274 2275 return ret; 2276 } 2277 2278 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) 2279 { 2280 struct sk_buff *skb; 2281 struct wmi_sync_cmd *cmd; 2282 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC]; 2283 enum htc_endpoint_id ep_id; 2284 u8 index, num_pri_streams = 0; 2285 int ret = 0; 2286 2287 memset(data_sync_bufs, 0, sizeof(data_sync_bufs)); 2288 2289 spin_lock_bh(&wmi->lock); 2290 2291 for (index = 0; index < WMM_NUM_AC; index++) { 2292 if (wmi->fat_pipe_exist & (1 << index)) { 2293 num_pri_streams++; 2294 data_sync_bufs[num_pri_streams - 1].traffic_class = 2295 index; 2296 } 2297 } 2298 2299 spin_unlock_bh(&wmi->lock); 2300 2301 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2302 if (!skb) { 2303 ret = -ENOMEM; 2304 goto free_skb; 2305 } 2306 2307 cmd = (struct wmi_sync_cmd *) skb->data; 2308 2309 /* 2310 * In the SYNC cmd sent on the control Ep, send a bitmap 2311 * of the data eps on which the Data Sync will be sent 2312 */ 2313 cmd->data_sync_map = wmi->fat_pipe_exist; 2314 2315 for (index = 0; index < num_pri_streams; index++) { 2316 data_sync_bufs[index].skb = ath6kl_buf_alloc(0); 2317 if (data_sync_bufs[index].skb == NULL) { 2318 ret = -ENOMEM; 2319 break; 2320 } 2321 } 2322 2323 /* 2324 * If buffer allocation for any of the dataSync fails, 2325 * then do not send the Synchronize cmd on the control ep 2326 */ 2327 if (ret) 2328 goto free_skb; 2329 2330 /* 2331 * Send sync cmd followed by sync data messages on all 2332 * endpoints being used 2333 */ 2334 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID, 2335 NO_SYNC_WMIFLAG); 2336 2337 if (ret) 2338 goto free_skb; 2339 2340 /* cmd buffer sent, we no longer own it */ 2341 skb = NULL; 2342 2343 for (index = 0; index < num_pri_streams; index++) { 2344 2345 if (WARN_ON(!data_sync_bufs[index].skb)) 2346 break; 2347 2348 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, 2349 data_sync_bufs[index]. 2350 traffic_class); 2351 ret = 2352 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb, 2353 ep_id, if_idx); 2354 2355 if (ret) 2356 break; 2357 2358 data_sync_bufs[index].skb = NULL; 2359 } 2360 2361 free_skb: 2362 /* free up any resources left over (possibly due to an error) */ 2363 if (skb) 2364 dev_kfree_skb(skb); 2365 2366 for (index = 0; index < num_pri_streams; index++) { 2367 if (data_sync_bufs[index].skb != NULL) { 2368 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index]. 2369 skb); 2370 } 2371 } 2372 2373 return ret; 2374 } 2375 2376 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx, 2377 struct wmi_create_pstream_cmd *params) 2378 { 2379 struct sk_buff *skb; 2380 struct wmi_create_pstream_cmd *cmd; 2381 u8 fatpipe_exist_for_ac = 0; 2382 s32 min_phy = 0; 2383 s32 nominal_phy = 0; 2384 int ret; 2385 2386 if (!((params->user_pri < 8) && 2387 (params->user_pri <= 0x7) && 2388 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) && 2389 (params->traffic_direc == UPLINK_TRAFFIC || 2390 params->traffic_direc == DNLINK_TRAFFIC || 2391 params->traffic_direc == BIDIR_TRAFFIC) && 2392 (params->traffic_type == TRAFFIC_TYPE_APERIODIC || 2393 params->traffic_type == TRAFFIC_TYPE_PERIODIC) && 2394 (params->voice_psc_cap == DISABLE_FOR_THIS_AC || 2395 params->voice_psc_cap == ENABLE_FOR_THIS_AC || 2396 params->voice_psc_cap == ENABLE_FOR_ALL_AC) && 2397 (params->tsid == WMI_IMPLICIT_PSTREAM || 2398 params->tsid <= WMI_MAX_THINSTREAM))) { 2399 return -EINVAL; 2400 } 2401 2402 /* 2403 * Check nominal PHY rate is >= minimalPHY, 2404 * so that DUT can allow TSRS IE 2405 */ 2406 2407 /* Get the physical rate (units of bps) */ 2408 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000); 2409 2410 /* Check minimal phy < nominal phy rate */ 2411 if (params->nominal_phy >= min_phy) { 2412 /* unit of 500 kbps */ 2413 nominal_phy = (params->nominal_phy * 1000) / 500; 2414 ath6kl_dbg(ATH6KL_DBG_WMI, 2415 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n", 2416 min_phy, nominal_phy); 2417 2418 params->nominal_phy = nominal_phy; 2419 } else { 2420 params->nominal_phy = 0; 2421 } 2422 2423 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2424 if (!skb) 2425 return -ENOMEM; 2426 2427 ath6kl_dbg(ATH6KL_DBG_WMI, 2428 "sending create_pstream_cmd: ac=%d tsid:%d\n", 2429 params->traffic_class, params->tsid); 2430 2431 cmd = (struct wmi_create_pstream_cmd *) skb->data; 2432 memcpy(cmd, params, sizeof(*cmd)); 2433 2434 /* This is an implicitly created Fat pipe */ 2435 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) { 2436 spin_lock_bh(&wmi->lock); 2437 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2438 (1 << params->traffic_class)); 2439 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2440 spin_unlock_bh(&wmi->lock); 2441 } else { 2442 /* explicitly created thin stream within a fat pipe */ 2443 spin_lock_bh(&wmi->lock); 2444 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2445 (1 << params->traffic_class)); 2446 wmi->stream_exist_for_ac[params->traffic_class] |= 2447 (1 << params->tsid); 2448 /* 2449 * If a thinstream becomes active, the fat pipe automatically 2450 * becomes active 2451 */ 2452 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2453 spin_unlock_bh(&wmi->lock); 2454 } 2455 2456 /* 2457 * Indicate activty change to driver layer only if this is the 2458 * first TSID to get created in this AC explicitly or an implicit 2459 * fat pipe is getting created. 2460 */ 2461 if (!fatpipe_exist_for_ac) 2462 ath6kl_indicate_tx_activity(wmi->parent_dev, 2463 params->traffic_class, true); 2464 2465 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID, 2466 NO_SYNC_WMIFLAG); 2467 return ret; 2468 } 2469 2470 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, 2471 u8 tsid) 2472 { 2473 struct sk_buff *skb; 2474 struct wmi_delete_pstream_cmd *cmd; 2475 u16 active_tsids = 0; 2476 int ret; 2477 2478 if (traffic_class > 3) { 2479 ath6kl_err("invalid traffic class: %d\n", traffic_class); 2480 return -EINVAL; 2481 } 2482 2483 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2484 if (!skb) 2485 return -ENOMEM; 2486 2487 cmd = (struct wmi_delete_pstream_cmd *) skb->data; 2488 cmd->traffic_class = traffic_class; 2489 cmd->tsid = tsid; 2490 2491 spin_lock_bh(&wmi->lock); 2492 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2493 spin_unlock_bh(&wmi->lock); 2494 2495 if (!(active_tsids & (1 << tsid))) { 2496 dev_kfree_skb(skb); 2497 ath6kl_dbg(ATH6KL_DBG_WMI, 2498 "TSID %d doesn't exist for traffic class: %d\n", 2499 tsid, traffic_class); 2500 return -ENODATA; 2501 } 2502 2503 ath6kl_dbg(ATH6KL_DBG_WMI, 2504 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n", 2505 traffic_class, tsid); 2506 2507 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID, 2508 SYNC_BEFORE_WMIFLAG); 2509 2510 spin_lock_bh(&wmi->lock); 2511 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid); 2512 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2513 spin_unlock_bh(&wmi->lock); 2514 2515 /* 2516 * Indicate stream inactivity to driver layer only if all tsids 2517 * within this AC are deleted. 2518 */ 2519 if (!active_tsids) { 2520 ath6kl_indicate_tx_activity(wmi->parent_dev, 2521 traffic_class, false); 2522 wmi->fat_pipe_exist &= ~(1 << traffic_class); 2523 } 2524 2525 return ret; 2526 } 2527 2528 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, 2529 __be32 ips0, __be32 ips1) 2530 { 2531 struct sk_buff *skb; 2532 struct wmi_set_ip_cmd *cmd; 2533 int ret; 2534 2535 /* Multicast address are not valid */ 2536 if (ipv4_is_multicast(ips0) || 2537 ipv4_is_multicast(ips1)) 2538 return -EINVAL; 2539 2540 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd)); 2541 if (!skb) 2542 return -ENOMEM; 2543 2544 cmd = (struct wmi_set_ip_cmd *) skb->data; 2545 cmd->ips[0] = ips0; 2546 cmd->ips[1] = ips1; 2547 2548 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID, 2549 NO_SYNC_WMIFLAG); 2550 return ret; 2551 } 2552 2553 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) 2554 { 2555 u16 active_tsids; 2556 u8 stream_exist; 2557 int i; 2558 2559 /* 2560 * Relinquish credits from all implicitly created pstreams 2561 * since when we go to sleep. If user created explicit 2562 * thinstreams exists with in a fatpipe leave them intact 2563 * for the user to delete. 2564 */ 2565 spin_lock_bh(&wmi->lock); 2566 stream_exist = wmi->fat_pipe_exist; 2567 spin_unlock_bh(&wmi->lock); 2568 2569 for (i = 0; i < WMM_NUM_AC; i++) { 2570 if (stream_exist & (1 << i)) { 2571 2572 /* 2573 * FIXME: Is this lock & unlock inside 2574 * for loop correct? may need rework. 2575 */ 2576 spin_lock_bh(&wmi->lock); 2577 active_tsids = wmi->stream_exist_for_ac[i]; 2578 spin_unlock_bh(&wmi->lock); 2579 2580 /* 2581 * If there are no user created thin streams 2582 * delete the fatpipe 2583 */ 2584 if (!active_tsids) { 2585 stream_exist &= ~(1 << i); 2586 /* 2587 * Indicate inactivity to driver layer for 2588 * this fatpipe (pstream) 2589 */ 2590 ath6kl_indicate_tx_activity(wmi->parent_dev, 2591 i, false); 2592 } 2593 } 2594 } 2595 2596 /* FIXME: Can we do this assignment without locking ? */ 2597 spin_lock_bh(&wmi->lock); 2598 wmi->fat_pipe_exist = stream_exist; 2599 spin_unlock_bh(&wmi->lock); 2600 } 2601 2602 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, 2603 enum ath6kl_host_mode host_mode) 2604 { 2605 struct sk_buff *skb; 2606 struct wmi_set_host_sleep_mode_cmd *cmd; 2607 int ret; 2608 2609 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) && 2610 (host_mode != ATH6KL_HOST_MODE_AWAKE)) { 2611 ath6kl_err("invalid host sleep mode: %d\n", host_mode); 2612 return -EINVAL; 2613 } 2614 2615 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2616 if (!skb) 2617 return -ENOMEM; 2618 2619 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data; 2620 2621 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { 2622 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); 2623 cmd->asleep = cpu_to_le32(1); 2624 } else 2625 cmd->awake = cpu_to_le32(1); 2626 2627 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2628 WMI_SET_HOST_SLEEP_MODE_CMDID, 2629 NO_SYNC_WMIFLAG); 2630 return ret; 2631 } 2632 2633 /* This command has zero length payload */ 2634 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi, 2635 struct ath6kl_vif *vif) 2636 { 2637 struct ath6kl *ar = wmi->parent_dev; 2638 2639 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags); 2640 wake_up(&ar->event_wq); 2641 2642 return 0; 2643 } 2644 2645 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, 2646 enum ath6kl_wow_mode wow_mode, 2647 u32 filter, u16 host_req_delay) 2648 { 2649 struct sk_buff *skb; 2650 struct wmi_set_wow_mode_cmd *cmd; 2651 int ret; 2652 2653 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) && 2654 wow_mode != ATH6KL_WOW_MODE_DISABLE) { 2655 ath6kl_err("invalid wow mode: %d\n", wow_mode); 2656 return -EINVAL; 2657 } 2658 2659 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2660 if (!skb) 2661 return -ENOMEM; 2662 2663 cmd = (struct wmi_set_wow_mode_cmd *) skb->data; 2664 cmd->enable_wow = cpu_to_le32(wow_mode); 2665 cmd->filter = cpu_to_le32(filter); 2666 cmd->host_req_delay = cpu_to_le16(host_req_delay); 2667 2668 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID, 2669 NO_SYNC_WMIFLAG); 2670 return ret; 2671 } 2672 2673 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2674 u8 list_id, u8 filter_size, 2675 u8 filter_offset, const u8 *filter, 2676 const u8 *mask) 2677 { 2678 struct sk_buff *skb; 2679 struct wmi_add_wow_pattern_cmd *cmd; 2680 u16 size; 2681 u8 *filter_mask; 2682 int ret; 2683 2684 /* 2685 * Allocate additional memory in the buffer to hold 2686 * filter and mask value, which is twice of filter_size. 2687 */ 2688 size = sizeof(*cmd) + (2 * filter_size); 2689 2690 skb = ath6kl_wmi_get_new_buf(size); 2691 if (!skb) 2692 return -ENOMEM; 2693 2694 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data; 2695 cmd->filter_list_id = list_id; 2696 cmd->filter_size = filter_size; 2697 cmd->filter_offset = filter_offset; 2698 2699 memcpy(cmd->filter, filter, filter_size); 2700 2701 filter_mask = (u8 *) (cmd->filter + filter_size); 2702 memcpy(filter_mask, mask, filter_size); 2703 2704 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID, 2705 NO_SYNC_WMIFLAG); 2706 2707 return ret; 2708 } 2709 2710 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2711 u16 list_id, u16 filter_id) 2712 { 2713 struct sk_buff *skb; 2714 struct wmi_del_wow_pattern_cmd *cmd; 2715 int ret; 2716 2717 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2718 if (!skb) 2719 return -ENOMEM; 2720 2721 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data; 2722 cmd->filter_list_id = cpu_to_le16(list_id); 2723 cmd->filter_id = cpu_to_le16(filter_id); 2724 2725 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID, 2726 NO_SYNC_WMIFLAG); 2727 return ret; 2728 } 2729 2730 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb, 2731 enum wmix_command_id cmd_id, 2732 enum wmi_sync_flag sync_flag) 2733 { 2734 struct wmix_cmd_hdr *cmd_hdr; 2735 int ret; 2736 2737 skb_push(skb, sizeof(struct wmix_cmd_hdr)); 2738 2739 cmd_hdr = (struct wmix_cmd_hdr *) skb->data; 2740 cmd_hdr->cmd_id = cpu_to_le32(cmd_id); 2741 2742 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag); 2743 2744 return ret; 2745 } 2746 2747 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source) 2748 { 2749 struct sk_buff *skb; 2750 struct wmix_hb_challenge_resp_cmd *cmd; 2751 int ret; 2752 2753 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2754 if (!skb) 2755 return -ENOMEM; 2756 2757 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data; 2758 cmd->cookie = cpu_to_le32(cookie); 2759 cmd->source = cpu_to_le32(source); 2760 2761 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID, 2762 NO_SYNC_WMIFLAG); 2763 return ret; 2764 } 2765 2766 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config) 2767 { 2768 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd; 2769 struct sk_buff *skb; 2770 int ret; 2771 2772 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2773 if (!skb) 2774 return -ENOMEM; 2775 2776 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data; 2777 cmd->valid = cpu_to_le32(valid); 2778 cmd->config = cpu_to_le32(config); 2779 2780 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID, 2781 NO_SYNC_WMIFLAG); 2782 return ret; 2783 } 2784 2785 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx) 2786 { 2787 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID); 2788 } 2789 2790 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM) 2791 { 2792 struct sk_buff *skb; 2793 struct wmi_set_tx_pwr_cmd *cmd; 2794 int ret; 2795 2796 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd)); 2797 if (!skb) 2798 return -ENOMEM; 2799 2800 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data; 2801 cmd->dbM = dbM; 2802 2803 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID, 2804 NO_SYNC_WMIFLAG); 2805 2806 return ret; 2807 } 2808 2809 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx) 2810 { 2811 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID); 2812 } 2813 2814 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi) 2815 { 2816 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID); 2817 } 2818 2819 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status, 2820 u8 preamble_policy) 2821 { 2822 struct sk_buff *skb; 2823 struct wmi_set_lpreamble_cmd *cmd; 2824 int ret; 2825 2826 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd)); 2827 if (!skb) 2828 return -ENOMEM; 2829 2830 cmd = (struct wmi_set_lpreamble_cmd *) skb->data; 2831 cmd->status = status; 2832 cmd->preamble_policy = preamble_policy; 2833 2834 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID, 2835 NO_SYNC_WMIFLAG); 2836 return ret; 2837 } 2838 2839 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold) 2840 { 2841 struct sk_buff *skb; 2842 struct wmi_set_rts_cmd *cmd; 2843 int ret; 2844 2845 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd)); 2846 if (!skb) 2847 return -ENOMEM; 2848 2849 cmd = (struct wmi_set_rts_cmd *) skb->data; 2850 cmd->threshold = cpu_to_le16(threshold); 2851 2852 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID, 2853 NO_SYNC_WMIFLAG); 2854 return ret; 2855 } 2856 2857 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg) 2858 { 2859 struct sk_buff *skb; 2860 struct wmi_set_wmm_txop_cmd *cmd; 2861 int ret; 2862 2863 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED))) 2864 return -EINVAL; 2865 2866 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd)); 2867 if (!skb) 2868 return -ENOMEM; 2869 2870 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data; 2871 cmd->txop_enable = cfg; 2872 2873 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID, 2874 NO_SYNC_WMIFLAG); 2875 return ret; 2876 } 2877 2878 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx, 2879 u8 keep_alive_intvl) 2880 { 2881 struct sk_buff *skb; 2882 struct wmi_set_keepalive_cmd *cmd; 2883 int ret; 2884 2885 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2886 if (!skb) 2887 return -ENOMEM; 2888 2889 cmd = (struct wmi_set_keepalive_cmd *) skb->data; 2890 cmd->keep_alive_intvl = keep_alive_intvl; 2891 2892 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID, 2893 NO_SYNC_WMIFLAG); 2894 2895 if (ret == 0) 2896 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl); 2897 2898 return ret; 2899 } 2900 2901 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx, 2902 enum ieee80211_band band, 2903 struct ath6kl_htcap *htcap) 2904 { 2905 struct sk_buff *skb; 2906 struct wmi_set_htcap_cmd *cmd; 2907 2908 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2909 if (!skb) 2910 return -ENOMEM; 2911 2912 cmd = (struct wmi_set_htcap_cmd *) skb->data; 2913 2914 /* 2915 * NOTE: Band in firmware matches enum ieee80211_band, it is unlikely 2916 * this will be changed in firmware. If at all there is any change in 2917 * band value, the host needs to be fixed. 2918 */ 2919 cmd->band = band; 2920 cmd->ht_enable = !!htcap->ht_enable; 2921 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20); 2922 cmd->ht40_supported = 2923 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40); 2924 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40); 2925 cmd->intolerant_40mhz = 2926 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT); 2927 cmd->max_ampdu_len_exp = htcap->ampdu_factor; 2928 2929 ath6kl_dbg(ATH6KL_DBG_WMI, 2930 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n", 2931 cmd->band, cmd->ht_enable, cmd->ht40_supported, 2932 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz, 2933 cmd->max_ampdu_len_exp); 2934 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID, 2935 NO_SYNC_WMIFLAG); 2936 } 2937 2938 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len) 2939 { 2940 struct sk_buff *skb; 2941 int ret; 2942 2943 skb = ath6kl_wmi_get_new_buf(len); 2944 if (!skb) 2945 return -ENOMEM; 2946 2947 memcpy(skb->data, buf, len); 2948 2949 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG); 2950 2951 return ret; 2952 } 2953 2954 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on) 2955 { 2956 struct sk_buff *skb; 2957 struct wmi_mcast_filter_cmd *cmd; 2958 int ret; 2959 2960 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2961 if (!skb) 2962 return -ENOMEM; 2963 2964 cmd = (struct wmi_mcast_filter_cmd *) skb->data; 2965 cmd->mcast_all_enable = mc_all_on; 2966 2967 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID, 2968 NO_SYNC_WMIFLAG); 2969 return ret; 2970 } 2971 2972 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, 2973 u8 *filter, bool add_filter) 2974 { 2975 struct sk_buff *skb; 2976 struct wmi_mcast_filter_add_del_cmd *cmd; 2977 int ret; 2978 2979 if ((filter[0] != 0x33 || filter[1] != 0x33) && 2980 (filter[0] != 0x01 || filter[1] != 0x00 || 2981 filter[2] != 0x5e || filter[3] > 0x7f)) { 2982 ath6kl_warn("invalid multicast filter address\n"); 2983 return -EINVAL; 2984 } 2985 2986 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2987 if (!skb) 2988 return -ENOMEM; 2989 2990 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data; 2991 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 2992 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2993 add_filter ? WMI_SET_MCAST_FILTER_CMDID : 2994 WMI_DEL_MCAST_FILTER_CMDID, 2995 NO_SYNC_WMIFLAG); 2996 2997 return ret; 2998 } 2999 3000 s32 ath6kl_wmi_get_rate(s8 rate_index) 3001 { 3002 if (rate_index == RATE_AUTO) 3003 return 0; 3004 3005 return wmi_rate_tbl[(u32) rate_index][0]; 3006 } 3007 3008 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap, 3009 u32 len) 3010 { 3011 struct wmi_pmkid_list_reply *reply; 3012 u32 expected_len; 3013 3014 if (len < sizeof(struct wmi_pmkid_list_reply)) 3015 return -EINVAL; 3016 3017 reply = (struct wmi_pmkid_list_reply *)datap; 3018 expected_len = sizeof(reply->num_pmkid) + 3019 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN; 3020 3021 if (len < expected_len) 3022 return -EINVAL; 3023 3024 return 0; 3025 } 3026 3027 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3028 struct ath6kl_vif *vif) 3029 { 3030 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap; 3031 3032 aggr_recv_addba_req_evt(vif, cmd->tid, 3033 le16_to_cpu(cmd->st_seq_no), cmd->win_sz); 3034 3035 return 0; 3036 } 3037 3038 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3039 struct ath6kl_vif *vif) 3040 { 3041 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap; 3042 3043 aggr_recv_delba_req_evt(vif, cmd->tid); 3044 3045 return 0; 3046 } 3047 3048 /* AP mode functions */ 3049 3050 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx, 3051 struct wmi_connect_cmd *p) 3052 { 3053 struct sk_buff *skb; 3054 struct wmi_connect_cmd *cm; 3055 int res; 3056 3057 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3058 if (!skb) 3059 return -ENOMEM; 3060 3061 cm = (struct wmi_connect_cmd *) skb->data; 3062 memcpy(cm, p, sizeof(*cm)); 3063 3064 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID, 3065 NO_SYNC_WMIFLAG); 3066 ath6kl_dbg(ATH6KL_DBG_WMI, 3067 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n", 3068 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch), 3069 le32_to_cpu(p->ctrl_flags), res); 3070 return res; 3071 } 3072 3073 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac, 3074 u16 reason) 3075 { 3076 struct sk_buff *skb; 3077 struct wmi_ap_set_mlme_cmd *cm; 3078 3079 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3080 if (!skb) 3081 return -ENOMEM; 3082 3083 cm = (struct wmi_ap_set_mlme_cmd *) skb->data; 3084 memcpy(cm->mac, mac, ETH_ALEN); 3085 cm->reason = cpu_to_le16(reason); 3086 cm->cmd = cmd; 3087 3088 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd, 3089 cm->reason); 3090 3091 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID, 3092 NO_SYNC_WMIFLAG); 3093 } 3094 3095 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable) 3096 { 3097 struct sk_buff *skb; 3098 struct wmi_ap_hidden_ssid_cmd *cmd; 3099 3100 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3101 if (!skb) 3102 return -ENOMEM; 3103 3104 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data; 3105 cmd->hidden_ssid = enable ? 1 : 0; 3106 3107 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID, 3108 NO_SYNC_WMIFLAG); 3109 } 3110 3111 /* This command will be used to enable/disable AP uAPSD feature */ 3112 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable) 3113 { 3114 struct wmi_ap_set_apsd_cmd *cmd; 3115 struct sk_buff *skb; 3116 3117 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3118 if (!skb) 3119 return -ENOMEM; 3120 3121 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data; 3122 cmd->enable = enable; 3123 3124 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID, 3125 NO_SYNC_WMIFLAG); 3126 } 3127 3128 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx, 3129 u16 aid, u16 bitmap, u32 flags) 3130 { 3131 struct wmi_ap_apsd_buffered_traffic_cmd *cmd; 3132 struct sk_buff *skb; 3133 3134 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3135 if (!skb) 3136 return -ENOMEM; 3137 3138 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data; 3139 cmd->aid = cpu_to_le16(aid); 3140 cmd->bitmap = cpu_to_le16(bitmap); 3141 cmd->flags = cpu_to_le32(flags); 3142 3143 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3144 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID, 3145 NO_SYNC_WMIFLAG); 3146 } 3147 3148 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len, 3149 struct ath6kl_vif *vif) 3150 { 3151 struct wmi_pspoll_event *ev; 3152 3153 if (len < sizeof(struct wmi_pspoll_event)) 3154 return -EINVAL; 3155 3156 ev = (struct wmi_pspoll_event *) datap; 3157 3158 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid)); 3159 3160 return 0; 3161 } 3162 3163 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len, 3164 struct ath6kl_vif *vif) 3165 { 3166 ath6kl_dtimexpiry_event(vif); 3167 3168 return 0; 3169 } 3170 3171 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid, 3172 bool flag) 3173 { 3174 struct sk_buff *skb; 3175 struct wmi_ap_set_pvb_cmd *cmd; 3176 int ret; 3177 3178 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd)); 3179 if (!skb) 3180 return -ENOMEM; 3181 3182 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data; 3183 cmd->aid = cpu_to_le16(aid); 3184 cmd->rsvd = cpu_to_le16(0); 3185 cmd->flag = cpu_to_le32(flag); 3186 3187 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID, 3188 NO_SYNC_WMIFLAG); 3189 3190 return 0; 3191 } 3192 3193 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx, 3194 u8 rx_meta_ver, 3195 bool rx_dot11_hdr, bool defrag_on_host) 3196 { 3197 struct sk_buff *skb; 3198 struct wmi_rx_frame_format_cmd *cmd; 3199 int ret; 3200 3201 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3202 if (!skb) 3203 return -ENOMEM; 3204 3205 cmd = (struct wmi_rx_frame_format_cmd *) skb->data; 3206 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0; 3207 cmd->defrag_on_host = defrag_on_host ? 1 : 0; 3208 cmd->meta_ver = rx_meta_ver; 3209 3210 /* Delete the local aggr state, on host */ 3211 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID, 3212 NO_SYNC_WMIFLAG); 3213 3214 return ret; 3215 } 3216 3217 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type, 3218 const u8 *ie, u8 ie_len) 3219 { 3220 struct sk_buff *skb; 3221 struct wmi_set_appie_cmd *p; 3222 3223 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3224 if (!skb) 3225 return -ENOMEM; 3226 3227 ath6kl_dbg(ATH6KL_DBG_WMI, 3228 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n", 3229 mgmt_frm_type, ie_len); 3230 p = (struct wmi_set_appie_cmd *) skb->data; 3231 p->mgmt_frm_type = mgmt_frm_type; 3232 p->ie_len = ie_len; 3233 3234 if (ie != NULL && ie_len > 0) 3235 memcpy(p->ie_info, ie, ie_len); 3236 3237 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID, 3238 NO_SYNC_WMIFLAG); 3239 } 3240 3241 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field, 3242 const u8 *ie_info, u8 ie_len) 3243 { 3244 struct sk_buff *skb; 3245 struct wmi_set_ie_cmd *p; 3246 3247 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3248 if (!skb) 3249 return -ENOMEM; 3250 3251 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n", 3252 ie_id, ie_field, ie_len); 3253 p = (struct wmi_set_ie_cmd *) skb->data; 3254 p->ie_id = ie_id; 3255 p->ie_field = ie_field; 3256 p->ie_len = ie_len; 3257 if (ie_info && ie_len > 0) 3258 memcpy(p->ie_info, ie_info, ie_len); 3259 3260 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID, 3261 NO_SYNC_WMIFLAG); 3262 } 3263 3264 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable) 3265 { 3266 struct sk_buff *skb; 3267 struct wmi_disable_11b_rates_cmd *cmd; 3268 3269 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3270 if (!skb) 3271 return -ENOMEM; 3272 3273 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n", 3274 disable); 3275 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data; 3276 cmd->disable = disable ? 1 : 0; 3277 3278 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID, 3279 NO_SYNC_WMIFLAG); 3280 } 3281 3282 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur) 3283 { 3284 struct sk_buff *skb; 3285 struct wmi_remain_on_chnl_cmd *p; 3286 3287 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3288 if (!skb) 3289 return -ENOMEM; 3290 3291 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n", 3292 freq, dur); 3293 p = (struct wmi_remain_on_chnl_cmd *) skb->data; 3294 p->freq = cpu_to_le32(freq); 3295 p->duration = cpu_to_le32(dur); 3296 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID, 3297 NO_SYNC_WMIFLAG); 3298 } 3299 3300 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use 3301 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P 3302 * mgmt operations using station interface. 3303 */ 3304 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3305 u32 freq, u32 wait, const u8 *data, 3306 u16 data_len) 3307 { 3308 struct sk_buff *skb; 3309 struct wmi_send_action_cmd *p; 3310 u8 *buf; 3311 3312 if (wait) 3313 return -EINVAL; /* Offload for wait not supported */ 3314 3315 buf = kmalloc(data_len, GFP_KERNEL); 3316 if (!buf) 3317 return -ENOMEM; 3318 3319 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3320 if (!skb) { 3321 kfree(buf); 3322 return -ENOMEM; 3323 } 3324 3325 kfree(wmi->last_mgmt_tx_frame); 3326 memcpy(buf, data, data_len); 3327 wmi->last_mgmt_tx_frame = buf; 3328 wmi->last_mgmt_tx_frame_len = data_len; 3329 3330 ath6kl_dbg(ATH6KL_DBG_WMI, 3331 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3332 id, freq, wait, data_len); 3333 p = (struct wmi_send_action_cmd *) skb->data; 3334 p->id = cpu_to_le32(id); 3335 p->freq = cpu_to_le32(freq); 3336 p->wait = cpu_to_le32(wait); 3337 p->len = cpu_to_le16(data_len); 3338 memcpy(p->data, data, data_len); 3339 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID, 3340 NO_SYNC_WMIFLAG); 3341 } 3342 3343 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3344 u32 freq, u32 wait, const u8 *data, 3345 u16 data_len, u32 no_cck) 3346 { 3347 struct sk_buff *skb; 3348 struct wmi_send_mgmt_cmd *p; 3349 u8 *buf; 3350 3351 if (wait) 3352 return -EINVAL; /* Offload for wait not supported */ 3353 3354 buf = kmalloc(data_len, GFP_KERNEL); 3355 if (!buf) 3356 return -ENOMEM; 3357 3358 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3359 if (!skb) { 3360 kfree(buf); 3361 return -ENOMEM; 3362 } 3363 3364 kfree(wmi->last_mgmt_tx_frame); 3365 memcpy(buf, data, data_len); 3366 wmi->last_mgmt_tx_frame = buf; 3367 wmi->last_mgmt_tx_frame_len = data_len; 3368 3369 ath6kl_dbg(ATH6KL_DBG_WMI, 3370 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3371 id, freq, wait, data_len); 3372 p = (struct wmi_send_mgmt_cmd *) skb->data; 3373 p->id = cpu_to_le32(id); 3374 p->freq = cpu_to_le32(freq); 3375 p->wait = cpu_to_le32(wait); 3376 p->no_cck = cpu_to_le32(no_cck); 3377 p->len = cpu_to_le16(data_len); 3378 memcpy(p->data, data, data_len); 3379 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID, 3380 NO_SYNC_WMIFLAG); 3381 } 3382 3383 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3384 u32 wait, const u8 *data, u16 data_len, 3385 u32 no_cck) 3386 { 3387 int status; 3388 struct ath6kl *ar = wmi->parent_dev; 3389 3390 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 3391 ar->fw_capabilities)) { 3392 /* 3393 * If capable of doing P2P mgmt operations using 3394 * station interface, send additional information like 3395 * supported rates to advertise and xmit rates for 3396 * probe requests 3397 */ 3398 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq, 3399 wait, data, data_len, 3400 no_cck); 3401 } else { 3402 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq, 3403 wait, data, data_len); 3404 } 3405 3406 return status; 3407 } 3408 3409 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq, 3410 const u8 *dst, const u8 *data, 3411 u16 data_len) 3412 { 3413 struct sk_buff *skb; 3414 struct wmi_p2p_probe_response_cmd *p; 3415 size_t cmd_len = sizeof(*p) + data_len; 3416 3417 if (data_len == 0) 3418 cmd_len++; /* work around target minimum length requirement */ 3419 3420 skb = ath6kl_wmi_get_new_buf(cmd_len); 3421 if (!skb) 3422 return -ENOMEM; 3423 3424 ath6kl_dbg(ATH6KL_DBG_WMI, 3425 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n", 3426 freq, dst, data_len); 3427 p = (struct wmi_p2p_probe_response_cmd *) skb->data; 3428 p->freq = cpu_to_le32(freq); 3429 memcpy(p->destination_addr, dst, ETH_ALEN); 3430 p->len = cpu_to_le16(data_len); 3431 memcpy(p->data, data, data_len); 3432 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3433 WMI_SEND_PROBE_RESPONSE_CMDID, 3434 NO_SYNC_WMIFLAG); 3435 } 3436 3437 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable) 3438 { 3439 struct sk_buff *skb; 3440 struct wmi_probe_req_report_cmd *p; 3441 3442 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3443 if (!skb) 3444 return -ENOMEM; 3445 3446 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n", 3447 enable); 3448 p = (struct wmi_probe_req_report_cmd *) skb->data; 3449 p->enable = enable ? 1 : 0; 3450 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID, 3451 NO_SYNC_WMIFLAG); 3452 } 3453 3454 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags) 3455 { 3456 struct sk_buff *skb; 3457 struct wmi_get_p2p_info *p; 3458 3459 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3460 if (!skb) 3461 return -ENOMEM; 3462 3463 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n", 3464 info_req_flags); 3465 p = (struct wmi_get_p2p_info *) skb->data; 3466 p->info_req_flags = cpu_to_le32(info_req_flags); 3467 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID, 3468 NO_SYNC_WMIFLAG); 3469 } 3470 3471 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx) 3472 { 3473 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n"); 3474 return ath6kl_wmi_simple_cmd(wmi, if_idx, 3475 WMI_CANCEL_REMAIN_ON_CHNL_CMDID); 3476 } 3477 3478 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout) 3479 { 3480 struct sk_buff *skb; 3481 struct wmi_set_inact_period_cmd *cmd; 3482 3483 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3484 if (!skb) 3485 return -ENOMEM; 3486 3487 cmd = (struct wmi_set_inact_period_cmd *) skb->data; 3488 cmd->inact_period = cpu_to_le32(inact_timeout); 3489 cmd->num_null_func = 0; 3490 3491 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID, 3492 NO_SYNC_WMIFLAG); 3493 } 3494 3495 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb) 3496 { 3497 struct wmix_cmd_hdr *cmd; 3498 u32 len; 3499 u16 id; 3500 u8 *datap; 3501 int ret = 0; 3502 3503 if (skb->len < sizeof(struct wmix_cmd_hdr)) { 3504 ath6kl_err("bad packet 1\n"); 3505 return -EINVAL; 3506 } 3507 3508 cmd = (struct wmix_cmd_hdr *) skb->data; 3509 id = le32_to_cpu(cmd->cmd_id); 3510 3511 skb_pull(skb, sizeof(struct wmix_cmd_hdr)); 3512 3513 datap = skb->data; 3514 len = skb->len; 3515 3516 switch (id) { 3517 case WMIX_HB_CHALLENGE_RESP_EVENTID: 3518 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n"); 3519 break; 3520 case WMIX_DBGLOG_EVENTID: 3521 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len); 3522 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len); 3523 break; 3524 default: 3525 ath6kl_warn("unknown cmd id 0x%x\n", id); 3526 ret = -EINVAL; 3527 break; 3528 } 3529 3530 return ret; 3531 } 3532 3533 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len) 3534 { 3535 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len); 3536 } 3537 3538 /* Process interface specific wmi events, caller would free the datap */ 3539 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id, 3540 u8 *datap, u32 len) 3541 { 3542 struct ath6kl_vif *vif; 3543 3544 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx); 3545 if (!vif) { 3546 ath6kl_dbg(ATH6KL_DBG_WMI, 3547 "Wmi event for unavailable vif, vif_index:%d\n", 3548 if_idx); 3549 return -EINVAL; 3550 } 3551 3552 switch (cmd_id) { 3553 case WMI_CONNECT_EVENTID: 3554 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n"); 3555 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif); 3556 case WMI_DISCONNECT_EVENTID: 3557 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n"); 3558 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif); 3559 case WMI_TKIP_MICERR_EVENTID: 3560 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n"); 3561 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif); 3562 case WMI_BSSINFO_EVENTID: 3563 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n"); 3564 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif); 3565 case WMI_NEIGHBOR_REPORT_EVENTID: 3566 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n"); 3567 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len, 3568 vif); 3569 case WMI_SCAN_COMPLETE_EVENTID: 3570 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n"); 3571 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif); 3572 case WMI_REPORT_STATISTICS_EVENTID: 3573 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n"); 3574 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif); 3575 case WMI_CAC_EVENTID: 3576 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n"); 3577 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif); 3578 case WMI_PSPOLL_EVENTID: 3579 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n"); 3580 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif); 3581 case WMI_DTIMEXPIRY_EVENTID: 3582 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n"); 3583 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif); 3584 case WMI_ADDBA_REQ_EVENTID: 3585 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n"); 3586 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif); 3587 case WMI_DELBA_REQ_EVENTID: 3588 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n"); 3589 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif); 3590 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID: 3591 ath6kl_dbg(ATH6KL_DBG_WMI, 3592 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID"); 3593 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif); 3594 case WMI_REMAIN_ON_CHNL_EVENTID: 3595 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n"); 3596 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif); 3597 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID: 3598 ath6kl_dbg(ATH6KL_DBG_WMI, 3599 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n"); 3600 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap, 3601 len, vif); 3602 case WMI_TX_STATUS_EVENTID: 3603 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n"); 3604 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif); 3605 case WMI_RX_PROBE_REQ_EVENTID: 3606 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n"); 3607 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif); 3608 case WMI_RX_ACTION_EVENTID: 3609 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n"); 3610 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif); 3611 default: 3612 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id); 3613 return -EINVAL; 3614 } 3615 3616 return 0; 3617 } 3618 3619 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb) 3620 { 3621 struct wmi_cmd_hdr *cmd; 3622 int ret = 0; 3623 u32 len; 3624 u16 id; 3625 u8 if_idx; 3626 u8 *datap; 3627 3628 cmd = (struct wmi_cmd_hdr *) skb->data; 3629 id = le16_to_cpu(cmd->cmd_id); 3630 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK; 3631 3632 skb_pull(skb, sizeof(struct wmi_cmd_hdr)); 3633 datap = skb->data; 3634 len = skb->len; 3635 3636 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len); 3637 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ", 3638 datap, len); 3639 3640 switch (id) { 3641 case WMI_GET_BITRATE_CMDID: 3642 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n"); 3643 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len); 3644 break; 3645 case WMI_GET_CHANNEL_LIST_CMDID: 3646 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n"); 3647 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len); 3648 break; 3649 case WMI_GET_TX_PWR_CMDID: 3650 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n"); 3651 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len); 3652 break; 3653 case WMI_READY_EVENTID: 3654 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n"); 3655 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len); 3656 break; 3657 case WMI_PEER_NODE_EVENTID: 3658 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n"); 3659 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len); 3660 break; 3661 case WMI_REGDOMAIN_EVENTID: 3662 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n"); 3663 ath6kl_wmi_regdomain_event(wmi, datap, len); 3664 break; 3665 case WMI_PSTREAM_TIMEOUT_EVENTID: 3666 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n"); 3667 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len); 3668 break; 3669 case WMI_CMDERROR_EVENTID: 3670 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n"); 3671 ret = ath6kl_wmi_error_event_rx(wmi, datap, len); 3672 break; 3673 case WMI_RSSI_THRESHOLD_EVENTID: 3674 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n"); 3675 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len); 3676 break; 3677 case WMI_ERROR_REPORT_EVENTID: 3678 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n"); 3679 break; 3680 case WMI_OPT_RX_FRAME_EVENTID: 3681 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n"); 3682 /* this event has been deprecated */ 3683 break; 3684 case WMI_REPORT_ROAM_TBL_EVENTID: 3685 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n"); 3686 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len); 3687 break; 3688 case WMI_EXTENSION_EVENTID: 3689 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n"); 3690 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb); 3691 break; 3692 case WMI_CHANNEL_CHANGE_EVENTID: 3693 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n"); 3694 break; 3695 case WMI_REPORT_ROAM_DATA_EVENTID: 3696 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n"); 3697 break; 3698 case WMI_TEST_EVENTID: 3699 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n"); 3700 ret = ath6kl_wmi_test_rx(wmi, datap, len); 3701 break; 3702 case WMI_GET_FIXRATES_CMDID: 3703 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n"); 3704 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len); 3705 break; 3706 case WMI_TX_RETRY_ERR_EVENTID: 3707 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n"); 3708 break; 3709 case WMI_SNR_THRESHOLD_EVENTID: 3710 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n"); 3711 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len); 3712 break; 3713 case WMI_LQ_THRESHOLD_EVENTID: 3714 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n"); 3715 break; 3716 case WMI_APLIST_EVENTID: 3717 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n"); 3718 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len); 3719 break; 3720 case WMI_GET_KEEPALIVE_CMDID: 3721 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n"); 3722 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len); 3723 break; 3724 case WMI_GET_WOW_LIST_EVENTID: 3725 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n"); 3726 break; 3727 case WMI_GET_PMKID_LIST_EVENTID: 3728 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n"); 3729 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len); 3730 break; 3731 case WMI_SET_PARAMS_REPLY_EVENTID: 3732 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n"); 3733 break; 3734 case WMI_ADDBA_RESP_EVENTID: 3735 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n"); 3736 break; 3737 case WMI_REPORT_BTCOEX_CONFIG_EVENTID: 3738 ath6kl_dbg(ATH6KL_DBG_WMI, 3739 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n"); 3740 break; 3741 case WMI_REPORT_BTCOEX_STATS_EVENTID: 3742 ath6kl_dbg(ATH6KL_DBG_WMI, 3743 "WMI_REPORT_BTCOEX_STATS_EVENTID\n"); 3744 break; 3745 case WMI_TX_COMPLETE_EVENTID: 3746 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n"); 3747 ret = ath6kl_wmi_tx_complete_event_rx(datap, len); 3748 break; 3749 case WMI_P2P_CAPABILITIES_EVENTID: 3750 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n"); 3751 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len); 3752 break; 3753 case WMI_P2P_INFO_EVENTID: 3754 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n"); 3755 ret = ath6kl_wmi_p2p_info_event_rx(datap, len); 3756 break; 3757 default: 3758 /* may be the event is interface specific */ 3759 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len); 3760 break; 3761 } 3762 3763 dev_kfree_skb(skb); 3764 return ret; 3765 } 3766 3767 /* Control Path */ 3768 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) 3769 { 3770 if (WARN_ON(skb == NULL)) 3771 return -EINVAL; 3772 3773 if (skb->len < sizeof(struct wmi_cmd_hdr)) { 3774 ath6kl_err("bad packet 1\n"); 3775 dev_kfree_skb(skb); 3776 return -EINVAL; 3777 } 3778 3779 return ath6kl_wmi_proc_events(wmi, skb); 3780 } 3781 3782 void ath6kl_wmi_reset(struct wmi *wmi) 3783 { 3784 spin_lock_bh(&wmi->lock); 3785 3786 wmi->fat_pipe_exist = 0; 3787 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac)); 3788 3789 spin_unlock_bh(&wmi->lock); 3790 } 3791 3792 void *ath6kl_wmi_init(struct ath6kl *dev) 3793 { 3794 struct wmi *wmi; 3795 3796 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL); 3797 if (!wmi) 3798 return NULL; 3799 3800 spin_lock_init(&wmi->lock); 3801 3802 wmi->parent_dev = dev; 3803 3804 wmi->pwr_mode = REC_POWER; 3805 3806 ath6kl_wmi_reset(wmi); 3807 3808 return wmi; 3809 } 3810 3811 void ath6kl_wmi_shutdown(struct wmi *wmi) 3812 { 3813 if (!wmi) 3814 return; 3815 3816 kfree(wmi->last_mgmt_tx_frame); 3817 kfree(wmi); 3818 } 3819