1 /* 2 * Copyright (c) 2004-2011 Atheros Communications Inc. 3 * Copyright (c) 2011-2012 Qualcomm Atheros, Inc. 4 * 5 * Permission to use, copy, modify, and/or distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #include <linux/ip.h> 19 #include <linux/in.h> 20 #include "core.h" 21 #include "debug.h" 22 #include "testmode.h" 23 #include "trace.h" 24 #include "../regd.h" 25 #include "../regd_common.h" 26 27 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx); 28 29 static const s32 wmi_rate_tbl[][2] = { 30 /* {W/O SGI, with SGI} */ 31 {1000, 1000}, 32 {2000, 2000}, 33 {5500, 5500}, 34 {11000, 11000}, 35 {6000, 6000}, 36 {9000, 9000}, 37 {12000, 12000}, 38 {18000, 18000}, 39 {24000, 24000}, 40 {36000, 36000}, 41 {48000, 48000}, 42 {54000, 54000}, 43 {6500, 7200}, 44 {13000, 14400}, 45 {19500, 21700}, 46 {26000, 28900}, 47 {39000, 43300}, 48 {52000, 57800}, 49 {58500, 65000}, 50 {65000, 72200}, 51 {13500, 15000}, 52 {27000, 30000}, 53 {40500, 45000}, 54 {54000, 60000}, 55 {81000, 90000}, 56 {108000, 120000}, 57 {121500, 135000}, 58 {135000, 150000}, 59 {0, 0} 60 }; 61 62 static const s32 wmi_rate_tbl_mcs15[][2] = { 63 /* {W/O SGI, with SGI} */ 64 {1000, 1000}, 65 {2000, 2000}, 66 {5500, 5500}, 67 {11000, 11000}, 68 {6000, 6000}, 69 {9000, 9000}, 70 {12000, 12000}, 71 {18000, 18000}, 72 {24000, 24000}, 73 {36000, 36000}, 74 {48000, 48000}, 75 {54000, 54000}, 76 {6500, 7200}, /* HT 20, MCS 0 */ 77 {13000, 14400}, 78 {19500, 21700}, 79 {26000, 28900}, 80 {39000, 43300}, 81 {52000, 57800}, 82 {58500, 65000}, 83 {65000, 72200}, 84 {13000, 14400}, /* HT 20, MCS 8 */ 85 {26000, 28900}, 86 {39000, 43300}, 87 {52000, 57800}, 88 {78000, 86700}, 89 {104000, 115600}, 90 {117000, 130000}, 91 {130000, 144400}, /* HT 20, MCS 15 */ 92 {13500, 15000}, /*HT 40, MCS 0 */ 93 {27000, 30000}, 94 {40500, 45000}, 95 {54000, 60000}, 96 {81000, 90000}, 97 {108000, 120000}, 98 {121500, 135000}, 99 {135000, 150000}, 100 {27000, 30000}, /*HT 40, MCS 8 */ 101 {54000, 60000}, 102 {81000, 90000}, 103 {108000, 120000}, 104 {162000, 180000}, 105 {216000, 240000}, 106 {243000, 270000}, 107 {270000, 300000}, /*HT 40, MCS 15 */ 108 {0, 0} 109 }; 110 111 /* 802.1d to AC mapping. Refer pg 57 of WMM-test-plan-v1.2 */ 112 static const u8 up_to_ac[] = { 113 WMM_AC_BE, 114 WMM_AC_BK, 115 WMM_AC_BK, 116 WMM_AC_BE, 117 WMM_AC_VI, 118 WMM_AC_VI, 119 WMM_AC_VO, 120 WMM_AC_VO, 121 }; 122 123 void ath6kl_wmi_set_control_ep(struct wmi *wmi, enum htc_endpoint_id ep_id) 124 { 125 if (WARN_ON(ep_id == ENDPOINT_UNUSED || ep_id >= ENDPOINT_MAX)) 126 return; 127 128 wmi->ep_id = ep_id; 129 } 130 131 enum htc_endpoint_id ath6kl_wmi_get_control_ep(struct wmi *wmi) 132 { 133 return wmi->ep_id; 134 } 135 136 struct ath6kl_vif *ath6kl_get_vif_by_index(struct ath6kl *ar, u8 if_idx) 137 { 138 struct ath6kl_vif *vif, *found = NULL; 139 140 if (WARN_ON(if_idx > (ar->vif_max - 1))) 141 return NULL; 142 143 /* FIXME: Locking */ 144 spin_lock_bh(&ar->list_lock); 145 list_for_each_entry(vif, &ar->vif_list, list) { 146 if (vif->fw_vif_idx == if_idx) { 147 found = vif; 148 break; 149 } 150 } 151 spin_unlock_bh(&ar->list_lock); 152 153 return found; 154 } 155 156 /* Performs DIX to 802.3 encapsulation for transmit packets. 157 * Assumes the entire DIX header is contiguous and that there is 158 * enough room in the buffer for a 802.3 mac header and LLC+SNAP headers. 159 */ 160 int ath6kl_wmi_dix_2_dot3(struct wmi *wmi, struct sk_buff *skb) 161 { 162 struct ath6kl_llc_snap_hdr *llc_hdr; 163 struct ethhdr *eth_hdr; 164 size_t new_len; 165 __be16 type; 166 u8 *datap; 167 u16 size; 168 169 if (WARN_ON(skb == NULL)) 170 return -EINVAL; 171 172 size = sizeof(struct ath6kl_llc_snap_hdr) + sizeof(struct wmi_data_hdr); 173 if (skb_headroom(skb) < size) 174 return -ENOMEM; 175 176 eth_hdr = (struct ethhdr *) skb->data; 177 type = eth_hdr->h_proto; 178 179 if (!is_ethertype(be16_to_cpu(type))) { 180 ath6kl_dbg(ATH6KL_DBG_WMI, 181 "%s: pkt is already in 802.3 format\n", __func__); 182 return 0; 183 } 184 185 new_len = skb->len - sizeof(*eth_hdr) + sizeof(*llc_hdr); 186 187 skb_push(skb, sizeof(struct ath6kl_llc_snap_hdr)); 188 datap = skb->data; 189 190 eth_hdr->h_proto = cpu_to_be16(new_len); 191 192 memcpy(datap, eth_hdr, sizeof(*eth_hdr)); 193 194 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + sizeof(*eth_hdr)); 195 llc_hdr->dsap = 0xAA; 196 llc_hdr->ssap = 0xAA; 197 llc_hdr->cntl = 0x03; 198 llc_hdr->org_code[0] = 0x0; 199 llc_hdr->org_code[1] = 0x0; 200 llc_hdr->org_code[2] = 0x0; 201 llc_hdr->eth_type = type; 202 203 return 0; 204 } 205 206 static int ath6kl_wmi_meta_add(struct wmi *wmi, struct sk_buff *skb, 207 u8 *version, void *tx_meta_info) 208 { 209 struct wmi_tx_meta_v1 *v1; 210 struct wmi_tx_meta_v2 *v2; 211 212 if (WARN_ON(skb == NULL || version == NULL)) 213 return -EINVAL; 214 215 switch (*version) { 216 case WMI_META_VERSION_1: 217 skb_push(skb, WMI_MAX_TX_META_SZ); 218 v1 = (struct wmi_tx_meta_v1 *) skb->data; 219 v1->pkt_id = 0; 220 v1->rate_plcy_id = 0; 221 *version = WMI_META_VERSION_1; 222 break; 223 case WMI_META_VERSION_2: 224 skb_push(skb, WMI_MAX_TX_META_SZ); 225 v2 = (struct wmi_tx_meta_v2 *) skb->data; 226 memcpy(v2, (struct wmi_tx_meta_v2 *) tx_meta_info, 227 sizeof(struct wmi_tx_meta_v2)); 228 break; 229 } 230 231 return 0; 232 } 233 234 int ath6kl_wmi_data_hdr_add(struct wmi *wmi, struct sk_buff *skb, 235 u8 msg_type, u32 flags, 236 enum wmi_data_hdr_data_type data_type, 237 u8 meta_ver, void *tx_meta_info, u8 if_idx) 238 { 239 struct wmi_data_hdr *data_hdr; 240 int ret; 241 242 if (WARN_ON(skb == NULL || (if_idx > wmi->parent_dev->vif_max - 1))) 243 return -EINVAL; 244 245 if (tx_meta_info) { 246 ret = ath6kl_wmi_meta_add(wmi, skb, &meta_ver, tx_meta_info); 247 if (ret) 248 return ret; 249 } 250 251 skb_push(skb, sizeof(struct wmi_data_hdr)); 252 253 data_hdr = (struct wmi_data_hdr *)skb->data; 254 memset(data_hdr, 0, sizeof(struct wmi_data_hdr)); 255 256 data_hdr->info = msg_type << WMI_DATA_HDR_MSG_TYPE_SHIFT; 257 data_hdr->info |= data_type << WMI_DATA_HDR_DATA_TYPE_SHIFT; 258 259 if (flags & WMI_DATA_HDR_FLAGS_MORE) 260 data_hdr->info |= WMI_DATA_HDR_MORE; 261 262 if (flags & WMI_DATA_HDR_FLAGS_EOSP) 263 data_hdr->info3 |= cpu_to_le16(WMI_DATA_HDR_EOSP); 264 265 data_hdr->info2 |= cpu_to_le16(meta_ver << WMI_DATA_HDR_META_SHIFT); 266 data_hdr->info3 |= cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 267 268 return 0; 269 } 270 271 u8 ath6kl_wmi_determine_user_priority(u8 *pkt, u32 layer2_pri) 272 { 273 struct iphdr *ip_hdr = (struct iphdr *) pkt; 274 u8 ip_pri; 275 276 /* 277 * Determine IPTOS priority 278 * 279 * IP-TOS - 8bits 280 * : DSCP(6-bits) ECN(2-bits) 281 * : DSCP - P2 P1 P0 X X X 282 * where (P2 P1 P0) form 802.1D 283 */ 284 ip_pri = ip_hdr->tos >> 5; 285 ip_pri &= 0x7; 286 287 if ((layer2_pri & 0x7) > ip_pri) 288 return (u8) layer2_pri & 0x7; 289 else 290 return ip_pri; 291 } 292 293 u8 ath6kl_wmi_get_traffic_class(u8 user_priority) 294 { 295 return up_to_ac[user_priority & 0x7]; 296 } 297 298 int ath6kl_wmi_implicit_create_pstream(struct wmi *wmi, u8 if_idx, 299 struct sk_buff *skb, 300 u32 layer2_priority, bool wmm_enabled, 301 u8 *ac) 302 { 303 struct wmi_data_hdr *data_hdr; 304 struct ath6kl_llc_snap_hdr *llc_hdr; 305 struct wmi_create_pstream_cmd cmd; 306 u32 meta_size, hdr_size; 307 u16 ip_type = IP_ETHERTYPE; 308 u8 stream_exist, usr_pri; 309 u8 traffic_class = WMM_AC_BE; 310 u8 *datap; 311 312 if (WARN_ON(skb == NULL)) 313 return -EINVAL; 314 315 datap = skb->data; 316 data_hdr = (struct wmi_data_hdr *) datap; 317 318 meta_size = ((le16_to_cpu(data_hdr->info2) >> WMI_DATA_HDR_META_SHIFT) & 319 WMI_DATA_HDR_META_MASK) ? WMI_MAX_TX_META_SZ : 0; 320 321 if (!wmm_enabled) { 322 /* If WMM is disabled all traffic goes as BE traffic */ 323 usr_pri = 0; 324 } else { 325 hdr_size = sizeof(struct ethhdr); 326 327 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap + 328 sizeof(struct 329 wmi_data_hdr) + 330 meta_size + hdr_size); 331 332 if (llc_hdr->eth_type == htons(ip_type)) { 333 /* 334 * Extract the endpoint info from the TOS field 335 * in the IP header. 336 */ 337 usr_pri = 338 ath6kl_wmi_determine_user_priority(((u8 *) llc_hdr) + 339 sizeof(struct ath6kl_llc_snap_hdr), 340 layer2_priority); 341 } else { 342 usr_pri = layer2_priority & 0x7; 343 } 344 345 /* 346 * Queue the EAPOL frames in the same WMM_AC_VO queue 347 * as that of management frames. 348 */ 349 if (skb->protocol == cpu_to_be16(ETH_P_PAE)) 350 usr_pri = WMI_VOICE_USER_PRIORITY; 351 } 352 353 /* 354 * workaround for WMM S5 355 * 356 * FIXME: wmi->traffic_class is always 100 so this test doesn't 357 * make sense 358 */ 359 if ((wmi->traffic_class == WMM_AC_VI) && 360 ((usr_pri == 5) || (usr_pri == 4))) 361 usr_pri = 1; 362 363 /* Convert user priority to traffic class */ 364 traffic_class = up_to_ac[usr_pri & 0x7]; 365 366 wmi_data_hdr_set_up(data_hdr, usr_pri); 367 368 spin_lock_bh(&wmi->lock); 369 stream_exist = wmi->fat_pipe_exist; 370 spin_unlock_bh(&wmi->lock); 371 372 if (!(stream_exist & (1 << traffic_class))) { 373 memset(&cmd, 0, sizeof(cmd)); 374 cmd.traffic_class = traffic_class; 375 cmd.user_pri = usr_pri; 376 cmd.inactivity_int = 377 cpu_to_le32(WMI_IMPLICIT_PSTREAM_INACTIVITY_INT); 378 /* Implicit streams are created with TSID 0xFF */ 379 cmd.tsid = WMI_IMPLICIT_PSTREAM; 380 ath6kl_wmi_create_pstream_cmd(wmi, if_idx, &cmd); 381 } 382 383 *ac = traffic_class; 384 385 return 0; 386 } 387 388 int ath6kl_wmi_dot11_hdr_remove(struct wmi *wmi, struct sk_buff *skb) 389 { 390 struct ieee80211_hdr_3addr *pwh, wh; 391 struct ath6kl_llc_snap_hdr *llc_hdr; 392 struct ethhdr eth_hdr; 393 u32 hdr_size; 394 u8 *datap; 395 __le16 sub_type; 396 397 if (WARN_ON(skb == NULL)) 398 return -EINVAL; 399 400 datap = skb->data; 401 pwh = (struct ieee80211_hdr_3addr *) datap; 402 403 sub_type = pwh->frame_control & cpu_to_le16(IEEE80211_FCTL_STYPE); 404 405 memcpy((u8 *) &wh, datap, sizeof(struct ieee80211_hdr_3addr)); 406 407 /* Strip off the 802.11 header */ 408 if (sub_type == cpu_to_le16(IEEE80211_STYPE_QOS_DATA)) { 409 hdr_size = roundup(sizeof(struct ieee80211_qos_hdr), 410 sizeof(u32)); 411 skb_pull(skb, hdr_size); 412 } else if (sub_type == cpu_to_le16(IEEE80211_STYPE_DATA)) { 413 skb_pull(skb, sizeof(struct ieee80211_hdr_3addr)); 414 } 415 416 datap = skb->data; 417 llc_hdr = (struct ath6kl_llc_snap_hdr *)(datap); 418 419 memset(ð_hdr, 0, sizeof(eth_hdr)); 420 eth_hdr.h_proto = llc_hdr->eth_type; 421 422 switch ((le16_to_cpu(wh.frame_control)) & 423 (IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS)) { 424 case IEEE80211_FCTL_TODS: 425 memcpy(eth_hdr.h_dest, wh.addr3, ETH_ALEN); 426 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 427 break; 428 case IEEE80211_FCTL_FROMDS: 429 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 430 memcpy(eth_hdr.h_source, wh.addr3, ETH_ALEN); 431 break; 432 case IEEE80211_FCTL_FROMDS | IEEE80211_FCTL_TODS: 433 break; 434 default: 435 memcpy(eth_hdr.h_dest, wh.addr1, ETH_ALEN); 436 memcpy(eth_hdr.h_source, wh.addr2, ETH_ALEN); 437 break; 438 } 439 440 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 441 skb_push(skb, sizeof(eth_hdr)); 442 443 datap = skb->data; 444 445 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 446 447 return 0; 448 } 449 450 /* 451 * Performs 802.3 to DIX encapsulation for received packets. 452 * Assumes the entire 802.3 header is contiguous. 453 */ 454 int ath6kl_wmi_dot3_2_dix(struct sk_buff *skb) 455 { 456 struct ath6kl_llc_snap_hdr *llc_hdr; 457 struct ethhdr eth_hdr; 458 u8 *datap; 459 460 if (WARN_ON(skb == NULL)) 461 return -EINVAL; 462 463 datap = skb->data; 464 465 memcpy(ð_hdr, datap, sizeof(eth_hdr)); 466 467 llc_hdr = (struct ath6kl_llc_snap_hdr *) (datap + sizeof(eth_hdr)); 468 eth_hdr.h_proto = llc_hdr->eth_type; 469 470 skb_pull(skb, sizeof(struct ath6kl_llc_snap_hdr)); 471 datap = skb->data; 472 473 memcpy(datap, ð_hdr, sizeof(eth_hdr)); 474 475 return 0; 476 } 477 478 static int ath6kl_wmi_tx_complete_event_rx(u8 *datap, int len) 479 { 480 struct tx_complete_msg_v1 *msg_v1; 481 struct wmi_tx_complete_event *evt; 482 int index; 483 u16 size; 484 485 evt = (struct wmi_tx_complete_event *) datap; 486 487 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n", 488 evt->num_msg, evt->msg_len, evt->msg_type); 489 490 for (index = 0; index < evt->num_msg; index++) { 491 size = sizeof(struct wmi_tx_complete_event) + 492 (index * sizeof(struct tx_complete_msg_v1)); 493 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size); 494 495 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n", 496 msg_v1->status, msg_v1->pkt_id, 497 msg_v1->rate_idx, msg_v1->ack_failures); 498 } 499 500 return 0; 501 } 502 503 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap, 504 int len, struct ath6kl_vif *vif) 505 { 506 struct wmi_remain_on_chnl_event *ev; 507 u32 freq; 508 u32 dur; 509 struct ieee80211_channel *chan; 510 struct ath6kl *ar = wmi->parent_dev; 511 u32 id; 512 513 if (len < sizeof(*ev)) 514 return -EINVAL; 515 516 ev = (struct wmi_remain_on_chnl_event *) datap; 517 freq = le32_to_cpu(ev->freq); 518 dur = le32_to_cpu(ev->duration); 519 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n", 520 freq, dur); 521 chan = ieee80211_get_channel(ar->wiphy, freq); 522 if (!chan) { 523 ath6kl_dbg(ATH6KL_DBG_WMI, 524 "remain_on_chnl: Unknown channel (freq=%u)\n", 525 freq); 526 return -EINVAL; 527 } 528 id = vif->last_roc_id; 529 cfg80211_ready_on_channel(&vif->wdev, id, chan, 530 dur, GFP_ATOMIC); 531 532 return 0; 533 } 534 535 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi, 536 u8 *datap, int len, 537 struct ath6kl_vif *vif) 538 { 539 struct wmi_cancel_remain_on_chnl_event *ev; 540 u32 freq; 541 u32 dur; 542 struct ieee80211_channel *chan; 543 struct ath6kl *ar = wmi->parent_dev; 544 u32 id; 545 546 if (len < sizeof(*ev)) 547 return -EINVAL; 548 549 ev = (struct wmi_cancel_remain_on_chnl_event *) datap; 550 freq = le32_to_cpu(ev->freq); 551 dur = le32_to_cpu(ev->duration); 552 ath6kl_dbg(ATH6KL_DBG_WMI, 553 "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n", 554 freq, dur, ev->status); 555 chan = ieee80211_get_channel(ar->wiphy, freq); 556 if (!chan) { 557 ath6kl_dbg(ATH6KL_DBG_WMI, 558 "cancel_remain_on_chnl: Unknown channel (freq=%u)\n", 559 freq); 560 return -EINVAL; 561 } 562 if (vif->last_cancel_roc_id && 563 vif->last_cancel_roc_id + 1 == vif->last_roc_id) 564 id = vif->last_cancel_roc_id; /* event for cancel command */ 565 else 566 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */ 567 vif->last_cancel_roc_id = 0; 568 cfg80211_remain_on_channel_expired(&vif->wdev, id, chan, GFP_ATOMIC); 569 570 return 0; 571 } 572 573 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len, 574 struct ath6kl_vif *vif) 575 { 576 struct wmi_tx_status_event *ev; 577 u32 id; 578 579 if (len < sizeof(*ev)) 580 return -EINVAL; 581 582 ev = (struct wmi_tx_status_event *) datap; 583 id = le32_to_cpu(ev->id); 584 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n", 585 id, ev->ack_status); 586 if (wmi->last_mgmt_tx_frame) { 587 cfg80211_mgmt_tx_status(&vif->wdev, id, 588 wmi->last_mgmt_tx_frame, 589 wmi->last_mgmt_tx_frame_len, 590 !!ev->ack_status, GFP_ATOMIC); 591 kfree(wmi->last_mgmt_tx_frame); 592 wmi->last_mgmt_tx_frame = NULL; 593 wmi->last_mgmt_tx_frame_len = 0; 594 } 595 596 return 0; 597 } 598 599 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len, 600 struct ath6kl_vif *vif) 601 { 602 struct wmi_p2p_rx_probe_req_event *ev; 603 u32 freq; 604 u16 dlen; 605 606 if (len < sizeof(*ev)) 607 return -EINVAL; 608 609 ev = (struct wmi_p2p_rx_probe_req_event *) datap; 610 freq = le32_to_cpu(ev->freq); 611 dlen = le16_to_cpu(ev->len); 612 if (datap + len < ev->data + dlen) { 613 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: len=%d dlen=%u\n", 614 len, dlen); 615 return -EINVAL; 616 } 617 ath6kl_dbg(ATH6KL_DBG_WMI, 618 "rx_probe_req: len=%u freq=%u probe_req_report=%d\n", 619 dlen, freq, vif->probe_req_report); 620 621 if (vif->probe_req_report || vif->nw_type == AP_NETWORK) 622 cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0); 623 624 return 0; 625 } 626 627 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len) 628 { 629 struct wmi_p2p_capabilities_event *ev; 630 u16 dlen; 631 632 if (len < sizeof(*ev)) 633 return -EINVAL; 634 635 ev = (struct wmi_p2p_capabilities_event *) datap; 636 dlen = le16_to_cpu(ev->len); 637 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen); 638 639 return 0; 640 } 641 642 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len, 643 struct ath6kl_vif *vif) 644 { 645 struct wmi_rx_action_event *ev; 646 u32 freq; 647 u16 dlen; 648 649 if (len < sizeof(*ev)) 650 return -EINVAL; 651 652 ev = (struct wmi_rx_action_event *) datap; 653 freq = le32_to_cpu(ev->freq); 654 dlen = le16_to_cpu(ev->len); 655 if (datap + len < ev->data + dlen) { 656 ath6kl_err("invalid wmi_rx_action_event: len=%d dlen=%u\n", 657 len, dlen); 658 return -EINVAL; 659 } 660 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq); 661 cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0); 662 663 return 0; 664 } 665 666 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len) 667 { 668 struct wmi_p2p_info_event *ev; 669 u32 flags; 670 u16 dlen; 671 672 if (len < sizeof(*ev)) 673 return -EINVAL; 674 675 ev = (struct wmi_p2p_info_event *) datap; 676 flags = le32_to_cpu(ev->info_req_flags); 677 dlen = le16_to_cpu(ev->len); 678 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen); 679 680 if (flags & P2P_FLAG_CAPABILITIES_REQ) { 681 struct wmi_p2p_capabilities *cap; 682 if (dlen < sizeof(*cap)) 683 return -EINVAL; 684 cap = (struct wmi_p2p_capabilities *) ev->data; 685 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n", 686 cap->go_power_save); 687 } 688 689 if (flags & P2P_FLAG_MACADDR_REQ) { 690 struct wmi_p2p_macaddr *mac; 691 if (dlen < sizeof(*mac)) 692 return -EINVAL; 693 mac = (struct wmi_p2p_macaddr *) ev->data; 694 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n", 695 mac->mac_addr); 696 } 697 698 if (flags & P2P_FLAG_HMODEL_REQ) { 699 struct wmi_p2p_hmodel *mod; 700 if (dlen < sizeof(*mod)) 701 return -EINVAL; 702 mod = (struct wmi_p2p_hmodel *) ev->data; 703 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n", 704 mod->p2p_model, 705 mod->p2p_model ? "host" : "firmware"); 706 } 707 return 0; 708 } 709 710 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size) 711 { 712 struct sk_buff *skb; 713 714 skb = ath6kl_buf_alloc(size); 715 if (!skb) 716 return NULL; 717 718 skb_put(skb, size); 719 if (size) 720 memset(skb->data, 0, size); 721 722 return skb; 723 } 724 725 /* Send a "simple" wmi command -- one with no arguments */ 726 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx, 727 enum wmi_cmd_id cmd_id) 728 { 729 struct sk_buff *skb; 730 int ret; 731 732 skb = ath6kl_wmi_get_new_buf(0); 733 if (!skb) 734 return -ENOMEM; 735 736 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG); 737 738 return ret; 739 } 740 741 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len) 742 { 743 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap; 744 745 if (len < sizeof(struct wmi_ready_event_2)) 746 return -EINVAL; 747 748 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr, 749 le32_to_cpu(ev->sw_version), 750 le32_to_cpu(ev->abi_version), ev->phy_cap); 751 752 return 0; 753 } 754 755 /* 756 * Mechanism to modify the roaming behavior in the firmware. The lower rssi 757 * at which the station has to roam can be passed with 758 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level 759 * in dBm. 760 */ 761 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi) 762 { 763 struct sk_buff *skb; 764 struct roam_ctrl_cmd *cmd; 765 766 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 767 if (!skb) 768 return -ENOMEM; 769 770 cmd = (struct roam_ctrl_cmd *) skb->data; 771 772 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD); 773 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi + 774 DEF_SCAN_FOR_ROAM_INTVL); 775 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi); 776 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR; 777 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS; 778 779 ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 780 NO_SYNC_WMIFLAG); 781 782 return 0; 783 } 784 785 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) 786 { 787 struct sk_buff *skb; 788 struct roam_ctrl_cmd *cmd; 789 790 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 791 if (!skb) 792 return -ENOMEM; 793 794 cmd = (struct roam_ctrl_cmd *) skb->data; 795 796 memcpy(cmd->info.bssid, bssid, ETH_ALEN); 797 cmd->roam_ctrl = WMI_FORCE_ROAM; 798 799 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid); 800 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 801 NO_SYNC_WMIFLAG); 802 } 803 804 int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx, 805 u32 beacon_intvl) 806 { 807 struct sk_buff *skb; 808 struct set_beacon_int_cmd *cmd; 809 810 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 811 if (!skb) 812 return -ENOMEM; 813 814 cmd = (struct set_beacon_int_cmd *) skb->data; 815 816 cmd->beacon_intvl = cpu_to_le32(beacon_intvl); 817 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 818 WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG); 819 } 820 821 int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period) 822 { 823 struct sk_buff *skb; 824 struct set_dtim_cmd *cmd; 825 826 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 827 if (!skb) 828 return -ENOMEM; 829 830 cmd = (struct set_dtim_cmd *) skb->data; 831 832 cmd->dtim_period = cpu_to_le32(dtim_period); 833 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 834 WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG); 835 } 836 837 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) 838 { 839 struct sk_buff *skb; 840 struct roam_ctrl_cmd *cmd; 841 842 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 843 if (!skb) 844 return -ENOMEM; 845 846 cmd = (struct roam_ctrl_cmd *) skb->data; 847 848 cmd->info.roam_mode = mode; 849 cmd->roam_ctrl = WMI_SET_ROAM_MODE; 850 851 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode); 852 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 853 NO_SYNC_WMIFLAG); 854 } 855 856 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len, 857 struct ath6kl_vif *vif) 858 { 859 struct wmi_connect_event *ev; 860 u8 *pie, *peie; 861 862 if (len < sizeof(struct wmi_connect_event)) 863 return -EINVAL; 864 865 ev = (struct wmi_connect_event *) datap; 866 867 if (vif->nw_type == AP_NETWORK) { 868 /* AP mode start/STA connected event */ 869 struct net_device *dev = vif->ndev; 870 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) { 871 ath6kl_dbg(ATH6KL_DBG_WMI, 872 "%s: freq %d bssid %pM (AP started)\n", 873 __func__, le16_to_cpu(ev->u.ap_bss.ch), 874 ev->u.ap_bss.bssid); 875 ath6kl_connect_ap_mode_bss( 876 vif, le16_to_cpu(ev->u.ap_bss.ch)); 877 } else { 878 ath6kl_dbg(ATH6KL_DBG_WMI, 879 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n", 880 __func__, ev->u.ap_sta.aid, 881 ev->u.ap_sta.mac_addr, 882 ev->u.ap_sta.auth, 883 ev->u.ap_sta.keymgmt, 884 le16_to_cpu(ev->u.ap_sta.cipher), 885 ev->u.ap_sta.apsd_info); 886 887 ath6kl_connect_ap_mode_sta( 888 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr, 889 ev->u.ap_sta.keymgmt, 890 le16_to_cpu(ev->u.ap_sta.cipher), 891 ev->u.ap_sta.auth, ev->assoc_req_len, 892 ev->assoc_info + ev->beacon_ie_len, 893 ev->u.ap_sta.apsd_info); 894 } 895 return 0; 896 } 897 898 /* STA/IBSS mode connection event */ 899 900 ath6kl_dbg(ATH6KL_DBG_WMI, 901 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n", 902 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid, 903 le16_to_cpu(ev->u.sta.listen_intvl), 904 le16_to_cpu(ev->u.sta.beacon_intvl), 905 le32_to_cpu(ev->u.sta.nw_type)); 906 907 /* Start of assoc rsp IEs */ 908 pie = ev->assoc_info + ev->beacon_ie_len + 909 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */ 910 911 /* End of assoc rsp IEs */ 912 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len + 913 ev->assoc_resp_len; 914 915 while (pie < peie) { 916 switch (*pie) { 917 case WLAN_EID_VENDOR_SPECIFIC: 918 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 && 919 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) { 920 /* WMM OUT (00:50:F2) */ 921 if (pie[1] > 5 && 922 pie[6] == WMM_PARAM_OUI_SUBTYPE) 923 wmi->is_wmm_enabled = true; 924 } 925 break; 926 } 927 928 if (wmi->is_wmm_enabled) 929 break; 930 931 pie += pie[1] + 2; 932 } 933 934 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch), 935 ev->u.sta.bssid, 936 le16_to_cpu(ev->u.sta.listen_intvl), 937 le16_to_cpu(ev->u.sta.beacon_intvl), 938 le32_to_cpu(ev->u.sta.nw_type), 939 ev->beacon_ie_len, ev->assoc_req_len, 940 ev->assoc_resp_len, ev->assoc_info); 941 942 return 0; 943 } 944 945 static struct country_code_to_enum_rd * 946 ath6kl_regd_find_country(u16 countryCode) 947 { 948 int i; 949 950 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 951 if (allCountries[i].countryCode == countryCode) 952 return &allCountries[i]; 953 } 954 955 return NULL; 956 } 957 958 static struct reg_dmn_pair_mapping * 959 ath6kl_get_regpair(u16 regdmn) 960 { 961 int i; 962 963 if (regdmn == NO_ENUMRD) 964 return NULL; 965 966 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { 967 if (regDomainPairs[i].reg_domain == regdmn) 968 return ®DomainPairs[i]; 969 } 970 971 return NULL; 972 } 973 974 static struct country_code_to_enum_rd * 975 ath6kl_regd_find_country_by_rd(u16 regdmn) 976 { 977 int i; 978 979 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 980 if (allCountries[i].regDmnEnum == regdmn) 981 return &allCountries[i]; 982 } 983 984 return NULL; 985 } 986 987 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) 988 { 989 struct ath6kl_wmi_regdomain *ev; 990 struct country_code_to_enum_rd *country = NULL; 991 struct reg_dmn_pair_mapping *regpair = NULL; 992 char alpha2[2]; 993 u32 reg_code; 994 995 ev = (struct ath6kl_wmi_regdomain *) datap; 996 reg_code = le32_to_cpu(ev->reg_code); 997 998 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) { 999 country = ath6kl_regd_find_country((u16) reg_code); 1000 } else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { 1001 regpair = ath6kl_get_regpair((u16) reg_code); 1002 country = ath6kl_regd_find_country_by_rd((u16) reg_code); 1003 if (regpair) 1004 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", 1005 regpair->reg_domain); 1006 else 1007 ath6kl_warn("Regpair not found reg_code 0x%0x\n", 1008 reg_code); 1009 } 1010 1011 if (country && wmi->parent_dev->wiphy_registered) { 1012 alpha2[0] = country->isoName[0]; 1013 alpha2[1] = country->isoName[1]; 1014 1015 regulatory_hint(wmi->parent_dev->wiphy, alpha2); 1016 1017 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n", 1018 alpha2[0], alpha2[1]); 1019 } 1020 } 1021 1022 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len, 1023 struct ath6kl_vif *vif) 1024 { 1025 struct wmi_disconnect_event *ev; 1026 wmi->traffic_class = 100; 1027 1028 if (len < sizeof(struct wmi_disconnect_event)) 1029 return -EINVAL; 1030 1031 ev = (struct wmi_disconnect_event *) datap; 1032 1033 ath6kl_dbg(ATH6KL_DBG_WMI, 1034 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n", 1035 le16_to_cpu(ev->proto_reason_status), ev->bssid, 1036 ev->disconn_reason, ev->assoc_resp_len); 1037 1038 wmi->is_wmm_enabled = false; 1039 1040 ath6kl_disconnect_event(vif, ev->disconn_reason, 1041 ev->bssid, ev->assoc_resp_len, ev->assoc_info, 1042 le16_to_cpu(ev->proto_reason_status)); 1043 1044 return 0; 1045 } 1046 1047 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len) 1048 { 1049 struct wmi_peer_node_event *ev; 1050 1051 if (len < sizeof(struct wmi_peer_node_event)) 1052 return -EINVAL; 1053 1054 ev = (struct wmi_peer_node_event *) datap; 1055 1056 if (ev->event_code == PEER_NODE_JOIN_EVENT) 1057 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n", 1058 ev->peer_mac_addr); 1059 else if (ev->event_code == PEER_NODE_LEAVE_EVENT) 1060 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n", 1061 ev->peer_mac_addr); 1062 1063 return 0; 1064 } 1065 1066 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len, 1067 struct ath6kl_vif *vif) 1068 { 1069 struct wmi_tkip_micerr_event *ev; 1070 1071 if (len < sizeof(struct wmi_tkip_micerr_event)) 1072 return -EINVAL; 1073 1074 ev = (struct wmi_tkip_micerr_event *) datap; 1075 1076 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast); 1077 1078 return 0; 1079 } 1080 1081 void ath6kl_wmi_sscan_timer(struct timer_list *t) 1082 { 1083 struct ath6kl_vif *vif = from_timer(vif, t, sched_scan_timer); 1084 1085 cfg80211_sched_scan_results(vif->ar->wiphy, 0); 1086 } 1087 1088 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, 1089 struct ath6kl_vif *vif) 1090 { 1091 struct wmi_bss_info_hdr2 *bih; 1092 u8 *buf; 1093 struct ieee80211_channel *channel; 1094 struct ath6kl *ar = wmi->parent_dev; 1095 struct cfg80211_bss *bss; 1096 1097 if (len <= sizeof(struct wmi_bss_info_hdr2)) 1098 return -EINVAL; 1099 1100 bih = (struct wmi_bss_info_hdr2 *) datap; 1101 buf = datap + sizeof(struct wmi_bss_info_hdr2); 1102 len -= sizeof(struct wmi_bss_info_hdr2); 1103 1104 ath6kl_dbg(ATH6KL_DBG_WMI, 1105 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" " 1106 "frame_type=%d\n", 1107 bih->ch, bih->snr, bih->snr - 95, bih->bssid, 1108 bih->frame_type); 1109 1110 if (bih->frame_type != BEACON_FTYPE && 1111 bih->frame_type != PROBERESP_FTYPE) 1112 return 0; /* Only update BSS table for now */ 1113 1114 if (bih->frame_type == BEACON_FTYPE && 1115 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) { 1116 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 1117 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 1118 NONE_BSS_FILTER, 0); 1119 } 1120 1121 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch)); 1122 if (channel == NULL) 1123 return -EINVAL; 1124 1125 if (len < 8 + 2 + 2) 1126 return -EINVAL; 1127 1128 if (bih->frame_type == BEACON_FTYPE && 1129 test_bit(CONNECTED, &vif->flags) && 1130 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) { 1131 const u8 *tim; 1132 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2, 1133 len - 8 - 2 - 2); 1134 if (tim && tim[1] >= 2) { 1135 vif->assoc_bss_dtim_period = tim[3]; 1136 set_bit(DTIM_PERIOD_AVAIL, &vif->flags); 1137 } 1138 } 1139 1140 bss = cfg80211_inform_bss(ar->wiphy, channel, 1141 bih->frame_type == BEACON_FTYPE ? 1142 CFG80211_BSS_FTYPE_BEACON : 1143 CFG80211_BSS_FTYPE_PRESP, 1144 bih->bssid, get_unaligned_le64((__le64 *)buf), 1145 get_unaligned_le16(((__le16 *)buf) + 5), 1146 get_unaligned_le16(((__le16 *)buf) + 4), 1147 buf + 8 + 2 + 2, len - 8 - 2 - 2, 1148 (bih->snr - 95) * 100, GFP_ATOMIC); 1149 if (bss == NULL) 1150 return -ENOMEM; 1151 cfg80211_put_bss(ar->wiphy, bss); 1152 1153 /* 1154 * Firmware doesn't return any event when scheduled scan has 1155 * finished, so we need to use a timer to find out when there are 1156 * no more results. 1157 * 1158 * The timer is started from the first bss info received, otherwise 1159 * the timer would not ever fire if the scan interval is short 1160 * enough. 1161 */ 1162 if (test_bit(SCHED_SCANNING, &vif->flags) && 1163 !timer_pending(&vif->sched_scan_timer)) { 1164 mod_timer(&vif->sched_scan_timer, jiffies + 1165 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY)); 1166 } 1167 1168 return 0; 1169 } 1170 1171 /* Inactivity timeout of a fatpipe(pstream) at the target */ 1172 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, 1173 int len) 1174 { 1175 struct wmi_pstream_timeout_event *ev; 1176 1177 if (len < sizeof(struct wmi_pstream_timeout_event)) 1178 return -EINVAL; 1179 1180 ev = (struct wmi_pstream_timeout_event *) datap; 1181 1182 /* 1183 * When the pstream (fat pipe == AC) timesout, it means there were 1184 * no thinStreams within this pstream & it got implicitly created 1185 * due to data flow on this AC. We start the inactivity timer only 1186 * for implicitly created pstream. Just reset the host state. 1187 */ 1188 spin_lock_bh(&wmi->lock); 1189 wmi->stream_exist_for_ac[ev->traffic_class] = 0; 1190 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class); 1191 spin_unlock_bh(&wmi->lock); 1192 1193 /* Indicate inactivity to driver layer for this fatpipe (pstream) */ 1194 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false); 1195 1196 return 0; 1197 } 1198 1199 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len) 1200 { 1201 struct wmi_bit_rate_reply *reply; 1202 s32 rate; 1203 u32 sgi, index; 1204 1205 if (len < sizeof(struct wmi_bit_rate_reply)) 1206 return -EINVAL; 1207 1208 reply = (struct wmi_bit_rate_reply *) datap; 1209 1210 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index); 1211 1212 if (reply->rate_index == (s8) RATE_AUTO) { 1213 rate = RATE_AUTO; 1214 } else { 1215 index = reply->rate_index & 0x7f; 1216 if (WARN_ON_ONCE(index > (RATE_MCS_7_40 + 1))) 1217 return -EINVAL; 1218 1219 sgi = (reply->rate_index & 0x80) ? 1 : 0; 1220 rate = wmi_rate_tbl[index][sgi]; 1221 } 1222 1223 ath6kl_wakeup_event(wmi->parent_dev); 1224 1225 return 0; 1226 } 1227 1228 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len) 1229 { 1230 ath6kl_tm_rx_event(wmi->parent_dev, datap, len); 1231 1232 return 0; 1233 } 1234 1235 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len) 1236 { 1237 if (len < sizeof(struct wmi_fix_rates_reply)) 1238 return -EINVAL; 1239 1240 ath6kl_wakeup_event(wmi->parent_dev); 1241 1242 return 0; 1243 } 1244 1245 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len) 1246 { 1247 if (len < sizeof(struct wmi_channel_list_reply)) 1248 return -EINVAL; 1249 1250 ath6kl_wakeup_event(wmi->parent_dev); 1251 1252 return 0; 1253 } 1254 1255 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len) 1256 { 1257 struct wmi_tx_pwr_reply *reply; 1258 1259 if (len < sizeof(struct wmi_tx_pwr_reply)) 1260 return -EINVAL; 1261 1262 reply = (struct wmi_tx_pwr_reply *) datap; 1263 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM); 1264 1265 return 0; 1266 } 1267 1268 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len) 1269 { 1270 if (len < sizeof(struct wmi_get_keepalive_cmd)) 1271 return -EINVAL; 1272 1273 ath6kl_wakeup_event(wmi->parent_dev); 1274 1275 return 0; 1276 } 1277 1278 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len, 1279 struct ath6kl_vif *vif) 1280 { 1281 struct wmi_scan_complete_event *ev; 1282 1283 ev = (struct wmi_scan_complete_event *) datap; 1284 1285 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status)); 1286 wmi->is_probe_ssid = false; 1287 1288 return 0; 1289 } 1290 1291 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap, 1292 int len, struct ath6kl_vif *vif) 1293 { 1294 struct wmi_neighbor_report_event *ev; 1295 u8 i; 1296 1297 if (len < sizeof(*ev)) 1298 return -EINVAL; 1299 ev = (struct wmi_neighbor_report_event *) datap; 1300 if (sizeof(*ev) + ev->num_neighbors * sizeof(struct wmi_neighbor_info) 1301 > len) { 1302 ath6kl_dbg(ATH6KL_DBG_WMI, 1303 "truncated neighbor event (num=%d len=%d)\n", 1304 ev->num_neighbors, len); 1305 return -EINVAL; 1306 } 1307 for (i = 0; i < ev->num_neighbors; i++) { 1308 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n", 1309 i + 1, ev->num_neighbors, ev->neighbor[i].bssid, 1310 ev->neighbor[i].bss_flags); 1311 cfg80211_pmksa_candidate_notify(vif->ndev, i, 1312 ev->neighbor[i].bssid, 1313 !!(ev->neighbor[i].bss_flags & 1314 WMI_PREAUTH_CAPABLE_BSS), 1315 GFP_ATOMIC); 1316 } 1317 1318 return 0; 1319 } 1320 1321 /* 1322 * Target is reporting a programming error. This is for 1323 * developer aid only. Target only checks a few common violations 1324 * and it is responsibility of host to do all error checking. 1325 * Behavior of target after wmi error event is undefined. 1326 * A reset is recommended. 1327 */ 1328 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len) 1329 { 1330 const char *type = "unknown error"; 1331 struct wmi_cmd_error_event *ev; 1332 ev = (struct wmi_cmd_error_event *) datap; 1333 1334 switch (ev->err_code) { 1335 case INVALID_PARAM: 1336 type = "invalid parameter"; 1337 break; 1338 case ILLEGAL_STATE: 1339 type = "invalid state"; 1340 break; 1341 case INTERNAL_ERROR: 1342 type = "internal error"; 1343 break; 1344 } 1345 1346 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n", 1347 ev->cmd_id, type); 1348 1349 return 0; 1350 } 1351 1352 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len, 1353 struct ath6kl_vif *vif) 1354 { 1355 ath6kl_tgt_stats_event(vif, datap, len); 1356 1357 return 0; 1358 } 1359 1360 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi, 1361 struct sq_threshold_params *sq_thresh, 1362 u32 size) 1363 { 1364 u32 index; 1365 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1]; 1366 1367 /* The list is already in sorted order. Get the next lower value */ 1368 for (index = 0; index < size; index++) { 1369 if (rssi < sq_thresh->upper_threshold[index]) { 1370 threshold = (u8) sq_thresh->upper_threshold[index]; 1371 break; 1372 } 1373 } 1374 1375 return threshold; 1376 } 1377 1378 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi, 1379 struct sq_threshold_params *sq_thresh, 1380 u32 size) 1381 { 1382 u32 index; 1383 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1]; 1384 1385 /* The list is already in sorted order. Get the next lower value */ 1386 for (index = 0; index < size; index++) { 1387 if (rssi > sq_thresh->lower_threshold[index]) { 1388 threshold = (u8) sq_thresh->lower_threshold[index]; 1389 break; 1390 } 1391 } 1392 1393 return threshold; 1394 } 1395 1396 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi, 1397 struct wmi_rssi_threshold_params_cmd *rssi_cmd) 1398 { 1399 struct sk_buff *skb; 1400 struct wmi_rssi_threshold_params_cmd *cmd; 1401 1402 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1403 if (!skb) 1404 return -ENOMEM; 1405 1406 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data; 1407 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd)); 1408 1409 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID, 1410 NO_SYNC_WMIFLAG); 1411 } 1412 1413 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap, 1414 int len) 1415 { 1416 struct wmi_rssi_threshold_event *reply; 1417 struct wmi_rssi_threshold_params_cmd cmd; 1418 struct sq_threshold_params *sq_thresh; 1419 enum wmi_rssi_threshold_val new_threshold; 1420 u8 upper_rssi_threshold, lower_rssi_threshold; 1421 s16 rssi; 1422 int ret; 1423 1424 if (len < sizeof(struct wmi_rssi_threshold_event)) 1425 return -EINVAL; 1426 1427 reply = (struct wmi_rssi_threshold_event *) datap; 1428 new_threshold = (enum wmi_rssi_threshold_val) reply->range; 1429 rssi = a_sle16_to_cpu(reply->rssi); 1430 1431 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI]; 1432 1433 /* 1434 * Identify the threshold breached and communicate that to the app. 1435 * After that install a new set of thresholds based on the signal 1436 * quality reported by the target 1437 */ 1438 if (new_threshold) { 1439 /* Upper threshold breached */ 1440 if (rssi < sq_thresh->upper_threshold[0]) { 1441 ath6kl_dbg(ATH6KL_DBG_WMI, 1442 "spurious upper rssi threshold event: %d\n", 1443 rssi); 1444 } else if ((rssi < sq_thresh->upper_threshold[1]) && 1445 (rssi >= sq_thresh->upper_threshold[0])) { 1446 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE; 1447 } else if ((rssi < sq_thresh->upper_threshold[2]) && 1448 (rssi >= sq_thresh->upper_threshold[1])) { 1449 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE; 1450 } else if ((rssi < sq_thresh->upper_threshold[3]) && 1451 (rssi >= sq_thresh->upper_threshold[2])) { 1452 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE; 1453 } else if ((rssi < sq_thresh->upper_threshold[4]) && 1454 (rssi >= sq_thresh->upper_threshold[3])) { 1455 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE; 1456 } else if ((rssi < sq_thresh->upper_threshold[5]) && 1457 (rssi >= sq_thresh->upper_threshold[4])) { 1458 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE; 1459 } else if (rssi >= sq_thresh->upper_threshold[5]) { 1460 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE; 1461 } 1462 } else { 1463 /* Lower threshold breached */ 1464 if (rssi > sq_thresh->lower_threshold[0]) { 1465 ath6kl_dbg(ATH6KL_DBG_WMI, 1466 "spurious lower rssi threshold event: %d %d\n", 1467 rssi, sq_thresh->lower_threshold[0]); 1468 } else if ((rssi > sq_thresh->lower_threshold[1]) && 1469 (rssi <= sq_thresh->lower_threshold[0])) { 1470 new_threshold = WMI_RSSI_THRESHOLD6_BELOW; 1471 } else if ((rssi > sq_thresh->lower_threshold[2]) && 1472 (rssi <= sq_thresh->lower_threshold[1])) { 1473 new_threshold = WMI_RSSI_THRESHOLD5_BELOW; 1474 } else if ((rssi > sq_thresh->lower_threshold[3]) && 1475 (rssi <= sq_thresh->lower_threshold[2])) { 1476 new_threshold = WMI_RSSI_THRESHOLD4_BELOW; 1477 } else if ((rssi > sq_thresh->lower_threshold[4]) && 1478 (rssi <= sq_thresh->lower_threshold[3])) { 1479 new_threshold = WMI_RSSI_THRESHOLD3_BELOW; 1480 } else if ((rssi > sq_thresh->lower_threshold[5]) && 1481 (rssi <= sq_thresh->lower_threshold[4])) { 1482 new_threshold = WMI_RSSI_THRESHOLD2_BELOW; 1483 } else if (rssi <= sq_thresh->lower_threshold[5]) { 1484 new_threshold = WMI_RSSI_THRESHOLD1_BELOW; 1485 } 1486 } 1487 1488 /* Calculate and install the next set of thresholds */ 1489 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh, 1490 sq_thresh->lower_threshold_valid_count); 1491 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh, 1492 sq_thresh->upper_threshold_valid_count); 1493 1494 /* Issue a wmi command to install the thresholds */ 1495 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold); 1496 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold); 1497 cmd.weight = sq_thresh->weight; 1498 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1499 1500 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd); 1501 if (ret) { 1502 ath6kl_err("unable to configure rssi thresholds\n"); 1503 return -EIO; 1504 } 1505 1506 return 0; 1507 } 1508 1509 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, 1510 struct ath6kl_vif *vif) 1511 { 1512 struct wmi_cac_event *reply; 1513 struct ieee80211_tspec_ie *ts; 1514 u16 active_tsids, tsinfo; 1515 u8 tsid, index; 1516 u8 ts_id; 1517 1518 if (len < sizeof(struct wmi_cac_event)) 1519 return -EINVAL; 1520 1521 reply = (struct wmi_cac_event *) datap; 1522 1523 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && 1524 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { 1525 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1526 tsinfo = le16_to_cpu(ts->tsinfo); 1527 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1528 IEEE80211_WMM_IE_TSPEC_TID_MASK; 1529 1530 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1531 reply->ac, tsid); 1532 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) { 1533 /* 1534 * Following assumes that there is only one outstanding 1535 * ADDTS request when this event is received 1536 */ 1537 spin_lock_bh(&wmi->lock); 1538 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1539 spin_unlock_bh(&wmi->lock); 1540 1541 for (index = 0; index < sizeof(active_tsids) * 8; index++) { 1542 if ((active_tsids >> index) & 1) 1543 break; 1544 } 1545 if (index < (sizeof(active_tsids) * 8)) 1546 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1547 reply->ac, index); 1548 } 1549 1550 /* 1551 * Clear active tsids and Add missing handling 1552 * for delete qos stream from AP 1553 */ 1554 else if (reply->cac_indication == CAC_INDICATION_DELETE) { 1555 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1556 tsinfo = le16_to_cpu(ts->tsinfo); 1557 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1558 IEEE80211_WMM_IE_TSPEC_TID_MASK); 1559 1560 spin_lock_bh(&wmi->lock); 1561 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id); 1562 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1563 spin_unlock_bh(&wmi->lock); 1564 1565 /* Indicate stream inactivity to driver layer only if all tsids 1566 * within this AC are deleted. 1567 */ 1568 if (!active_tsids) { 1569 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac, 1570 false); 1571 wmi->fat_pipe_exist &= ~(1 << reply->ac); 1572 } 1573 } 1574 1575 return 0; 1576 } 1577 1578 static int ath6kl_wmi_txe_notify_event_rx(struct wmi *wmi, u8 *datap, int len, 1579 struct ath6kl_vif *vif) 1580 { 1581 struct wmi_txe_notify_event *ev; 1582 u32 rate, pkts; 1583 1584 if (len < sizeof(*ev)) 1585 return -EINVAL; 1586 1587 if (vif->nw_type != INFRA_NETWORK || 1588 !test_bit(ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY, 1589 vif->ar->fw_capabilities)) 1590 return -EOPNOTSUPP; 1591 1592 if (vif->sme_state != SME_CONNECTED) 1593 return -ENOTCONN; 1594 1595 ev = (struct wmi_txe_notify_event *) datap; 1596 rate = le32_to_cpu(ev->rate); 1597 pkts = le32_to_cpu(ev->pkts); 1598 1599 ath6kl_dbg(ATH6KL_DBG_WMI, "TXE notify event: peer %pM rate %d%% pkts %d intvl %ds\n", 1600 vif->bssid, rate, pkts, vif->txe_intvl); 1601 1602 cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts, 1603 rate, vif->txe_intvl, GFP_KERNEL); 1604 1605 return 0; 1606 } 1607 1608 int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx, 1609 u32 rate, u32 pkts, u32 intvl) 1610 { 1611 struct sk_buff *skb; 1612 struct wmi_txe_notify_cmd *cmd; 1613 1614 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1615 if (!skb) 1616 return -ENOMEM; 1617 1618 cmd = (struct wmi_txe_notify_cmd *) skb->data; 1619 cmd->rate = cpu_to_le32(rate); 1620 cmd->pkts = cpu_to_le32(pkts); 1621 cmd->intvl = cpu_to_le32(intvl); 1622 1623 return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_TXE_NOTIFY_CMDID, 1624 NO_SYNC_WMIFLAG); 1625 } 1626 1627 int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi) 1628 { 1629 struct sk_buff *skb; 1630 struct wmi_set_rssi_filter_cmd *cmd; 1631 int ret; 1632 1633 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1634 if (!skb) 1635 return -ENOMEM; 1636 1637 cmd = (struct wmi_set_rssi_filter_cmd *) skb->data; 1638 cmd->rssi = rssi; 1639 1640 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_RSSI_FILTER_CMDID, 1641 NO_SYNC_WMIFLAG); 1642 return ret; 1643 } 1644 1645 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi, 1646 struct wmi_snr_threshold_params_cmd *snr_cmd) 1647 { 1648 struct sk_buff *skb; 1649 struct wmi_snr_threshold_params_cmd *cmd; 1650 1651 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1652 if (!skb) 1653 return -ENOMEM; 1654 1655 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data; 1656 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd)); 1657 1658 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID, 1659 NO_SYNC_WMIFLAG); 1660 } 1661 1662 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap, 1663 int len) 1664 { 1665 struct wmi_snr_threshold_event *reply; 1666 struct sq_threshold_params *sq_thresh; 1667 struct wmi_snr_threshold_params_cmd cmd; 1668 enum wmi_snr_threshold_val new_threshold; 1669 u8 upper_snr_threshold, lower_snr_threshold; 1670 s16 snr; 1671 int ret; 1672 1673 if (len < sizeof(struct wmi_snr_threshold_event)) 1674 return -EINVAL; 1675 1676 reply = (struct wmi_snr_threshold_event *) datap; 1677 1678 new_threshold = (enum wmi_snr_threshold_val) reply->range; 1679 snr = reply->snr; 1680 1681 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR]; 1682 1683 /* 1684 * Identify the threshold breached and communicate that to the app. 1685 * After that install a new set of thresholds based on the signal 1686 * quality reported by the target. 1687 */ 1688 if (new_threshold) { 1689 /* Upper threshold breached */ 1690 if (snr < sq_thresh->upper_threshold[0]) { 1691 ath6kl_dbg(ATH6KL_DBG_WMI, 1692 "spurious upper snr threshold event: %d\n", 1693 snr); 1694 } else if ((snr < sq_thresh->upper_threshold[1]) && 1695 (snr >= sq_thresh->upper_threshold[0])) { 1696 new_threshold = WMI_SNR_THRESHOLD1_ABOVE; 1697 } else if ((snr < sq_thresh->upper_threshold[2]) && 1698 (snr >= sq_thresh->upper_threshold[1])) { 1699 new_threshold = WMI_SNR_THRESHOLD2_ABOVE; 1700 } else if ((snr < sq_thresh->upper_threshold[3]) && 1701 (snr >= sq_thresh->upper_threshold[2])) { 1702 new_threshold = WMI_SNR_THRESHOLD3_ABOVE; 1703 } else if (snr >= sq_thresh->upper_threshold[3]) { 1704 new_threshold = WMI_SNR_THRESHOLD4_ABOVE; 1705 } 1706 } else { 1707 /* Lower threshold breached */ 1708 if (snr > sq_thresh->lower_threshold[0]) { 1709 ath6kl_dbg(ATH6KL_DBG_WMI, 1710 "spurious lower snr threshold event: %d\n", 1711 sq_thresh->lower_threshold[0]); 1712 } else if ((snr > sq_thresh->lower_threshold[1]) && 1713 (snr <= sq_thresh->lower_threshold[0])) { 1714 new_threshold = WMI_SNR_THRESHOLD4_BELOW; 1715 } else if ((snr > sq_thresh->lower_threshold[2]) && 1716 (snr <= sq_thresh->lower_threshold[1])) { 1717 new_threshold = WMI_SNR_THRESHOLD3_BELOW; 1718 } else if ((snr > sq_thresh->lower_threshold[3]) && 1719 (snr <= sq_thresh->lower_threshold[2])) { 1720 new_threshold = WMI_SNR_THRESHOLD2_BELOW; 1721 } else if (snr <= sq_thresh->lower_threshold[3]) { 1722 new_threshold = WMI_SNR_THRESHOLD1_BELOW; 1723 } 1724 } 1725 1726 /* Calculate and install the next set of thresholds */ 1727 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh, 1728 sq_thresh->lower_threshold_valid_count); 1729 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh, 1730 sq_thresh->upper_threshold_valid_count); 1731 1732 /* Issue a wmi command to install the thresholds */ 1733 cmd.thresh_above1_val = upper_snr_threshold; 1734 cmd.thresh_below1_val = lower_snr_threshold; 1735 cmd.weight = sq_thresh->weight; 1736 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1737 1738 ath6kl_dbg(ATH6KL_DBG_WMI, 1739 "snr: %d, threshold: %d, lower: %d, upper: %d\n", 1740 snr, new_threshold, 1741 lower_snr_threshold, upper_snr_threshold); 1742 1743 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd); 1744 if (ret) { 1745 ath6kl_err("unable to configure snr threshold\n"); 1746 return -EIO; 1747 } 1748 1749 return 0; 1750 } 1751 1752 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len) 1753 { 1754 u16 ap_info_entry_size; 1755 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap; 1756 struct wmi_ap_info_v1 *ap_info_v1; 1757 u8 index; 1758 1759 if (len < sizeof(struct wmi_aplist_event) || 1760 ev->ap_list_ver != APLIST_VER1) 1761 return -EINVAL; 1762 1763 ap_info_entry_size = sizeof(struct wmi_ap_info_v1); 1764 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list; 1765 1766 ath6kl_dbg(ATH6KL_DBG_WMI, 1767 "number of APs in aplist event: %d\n", ev->num_ap); 1768 1769 if (len < (int) (sizeof(struct wmi_aplist_event) + 1770 (ev->num_ap - 1) * ap_info_entry_size)) 1771 return -EINVAL; 1772 1773 /* AP list version 1 contents */ 1774 for (index = 0; index < ev->num_ap; index++) { 1775 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n", 1776 index, ap_info_v1->bssid, ap_info_v1->channel); 1777 ap_info_v1++; 1778 } 1779 1780 return 0; 1781 } 1782 1783 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb, 1784 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag) 1785 { 1786 struct wmi_cmd_hdr *cmd_hdr; 1787 enum htc_endpoint_id ep_id = wmi->ep_id; 1788 int ret; 1789 u16 info1; 1790 1791 if (WARN_ON(skb == NULL || 1792 (if_idx > (wmi->parent_dev->vif_max - 1)))) { 1793 dev_kfree_skb(skb); 1794 return -EINVAL; 1795 } 1796 1797 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n", 1798 cmd_id, skb->len, sync_flag); 1799 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ", 1800 skb->data, skb->len); 1801 1802 if (sync_flag >= END_WMIFLAG) { 1803 dev_kfree_skb(skb); 1804 return -EINVAL; 1805 } 1806 1807 if ((sync_flag == SYNC_BEFORE_WMIFLAG) || 1808 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1809 /* 1810 * Make sure all data currently queued is transmitted before 1811 * the cmd execution. Establish a new sync point. 1812 */ 1813 ath6kl_wmi_sync_point(wmi, if_idx); 1814 } 1815 1816 skb_push(skb, sizeof(struct wmi_cmd_hdr)); 1817 1818 cmd_hdr = (struct wmi_cmd_hdr *) skb->data; 1819 cmd_hdr->cmd_id = cpu_to_le16(cmd_id); 1820 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK; 1821 cmd_hdr->info1 = cpu_to_le16(info1); 1822 1823 /* Only for OPT_TX_CMD, use BE endpoint. */ 1824 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) { 1825 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, 1826 false, false, 0, NULL, if_idx); 1827 if (ret) { 1828 dev_kfree_skb(skb); 1829 return ret; 1830 } 1831 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE); 1832 } 1833 1834 ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 1835 1836 if ((sync_flag == SYNC_AFTER_WMIFLAG) || 1837 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1838 /* 1839 * Make sure all new data queued waits for the command to 1840 * execute. Establish a new sync point. 1841 */ 1842 ath6kl_wmi_sync_point(wmi, if_idx); 1843 } 1844 1845 return 0; 1846 } 1847 1848 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx, 1849 enum network_type nw_type, 1850 enum dot11_auth_mode dot11_auth_mode, 1851 enum auth_mode auth_mode, 1852 enum crypto_type pairwise_crypto, 1853 u8 pairwise_crypto_len, 1854 enum crypto_type group_crypto, 1855 u8 group_crypto_len, int ssid_len, u8 *ssid, 1856 u8 *bssid, u16 channel, u32 ctrl_flags, 1857 u8 nw_subtype) 1858 { 1859 struct sk_buff *skb; 1860 struct wmi_connect_cmd *cc; 1861 int ret; 1862 1863 ath6kl_dbg(ATH6KL_DBG_WMI, 1864 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d " 1865 "type %d dot11_auth %d auth %d pairwise %d group %d\n", 1866 bssid, channel, ctrl_flags, ssid_len, nw_type, 1867 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto); 1868 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len); 1869 1870 wmi->traffic_class = 100; 1871 1872 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT)) 1873 return -EINVAL; 1874 1875 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT)) 1876 return -EINVAL; 1877 1878 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd)); 1879 if (!skb) 1880 return -ENOMEM; 1881 1882 cc = (struct wmi_connect_cmd *) skb->data; 1883 1884 if (ssid_len) 1885 memcpy(cc->ssid, ssid, ssid_len); 1886 1887 cc->ssid_len = ssid_len; 1888 cc->nw_type = nw_type; 1889 cc->dot11_auth_mode = dot11_auth_mode; 1890 cc->auth_mode = auth_mode; 1891 cc->prwise_crypto_type = pairwise_crypto; 1892 cc->prwise_crypto_len = pairwise_crypto_len; 1893 cc->grp_crypto_type = group_crypto; 1894 cc->grp_crypto_len = group_crypto_len; 1895 cc->ch = cpu_to_le16(channel); 1896 cc->ctrl_flags = cpu_to_le32(ctrl_flags); 1897 cc->nw_subtype = nw_subtype; 1898 1899 if (bssid != NULL) 1900 memcpy(cc->bssid, bssid, ETH_ALEN); 1901 1902 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID, 1903 NO_SYNC_WMIFLAG); 1904 1905 return ret; 1906 } 1907 1908 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid, 1909 u16 channel) 1910 { 1911 struct sk_buff *skb; 1912 struct wmi_reconnect_cmd *cc; 1913 int ret; 1914 1915 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n", 1916 bssid, channel); 1917 1918 wmi->traffic_class = 100; 1919 1920 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd)); 1921 if (!skb) 1922 return -ENOMEM; 1923 1924 cc = (struct wmi_reconnect_cmd *) skb->data; 1925 cc->channel = cpu_to_le16(channel); 1926 1927 if (bssid != NULL) 1928 memcpy(cc->bssid, bssid, ETH_ALEN); 1929 1930 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID, 1931 NO_SYNC_WMIFLAG); 1932 1933 return ret; 1934 } 1935 1936 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx) 1937 { 1938 int ret; 1939 1940 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n"); 1941 1942 wmi->traffic_class = 100; 1943 1944 /* Disconnect command does not need to do a SYNC before. */ 1945 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID); 1946 1947 return ret; 1948 } 1949 1950 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use 1951 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P 1952 * mgmt operations using station interface. 1953 */ 1954 static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx, 1955 enum wmi_scan_type scan_type, 1956 u32 force_fgscan, u32 is_legacy, 1957 u32 home_dwell_time, 1958 u32 force_scan_interval, 1959 s8 num_chan, u16 *ch_list) 1960 { 1961 struct sk_buff *skb; 1962 struct wmi_start_scan_cmd *sc; 1963 s8 size; 1964 int i, ret; 1965 1966 size = sizeof(struct wmi_start_scan_cmd); 1967 1968 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1969 return -EINVAL; 1970 1971 if (num_chan > WMI_MAX_CHANNELS) 1972 return -EINVAL; 1973 1974 if (num_chan) 1975 size += sizeof(u16) * (num_chan - 1); 1976 1977 skb = ath6kl_wmi_get_new_buf(size); 1978 if (!skb) 1979 return -ENOMEM; 1980 1981 sc = (struct wmi_start_scan_cmd *) skb->data; 1982 sc->scan_type = scan_type; 1983 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1984 sc->is_legacy = cpu_to_le32(is_legacy); 1985 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1986 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1987 sc->num_ch = num_chan; 1988 1989 for (i = 0; i < num_chan; i++) 1990 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1991 1992 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID, 1993 NO_SYNC_WMIFLAG); 1994 1995 return ret; 1996 } 1997 1998 /* 1999 * beginscan supports (compared to old startscan) P2P mgmt operations using 2000 * station interface, send additional information like supported rates to 2001 * advertise and xmit rates for probe requests 2002 */ 2003 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, 2004 enum wmi_scan_type scan_type, 2005 u32 force_fgscan, u32 is_legacy, 2006 u32 home_dwell_time, u32 force_scan_interval, 2007 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates) 2008 { 2009 struct ieee80211_supported_band *sband; 2010 struct sk_buff *skb; 2011 struct wmi_begin_scan_cmd *sc; 2012 s8 size, *supp_rates; 2013 int i, band, ret; 2014 struct ath6kl *ar = wmi->parent_dev; 2015 int num_rates; 2016 u32 ratemask; 2017 2018 if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 2019 ar->fw_capabilities)) { 2020 return ath6kl_wmi_startscan_cmd(wmi, if_idx, 2021 scan_type, force_fgscan, 2022 is_legacy, home_dwell_time, 2023 force_scan_interval, 2024 num_chan, ch_list); 2025 } 2026 2027 size = sizeof(struct wmi_begin_scan_cmd); 2028 2029 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 2030 return -EINVAL; 2031 2032 if (num_chan > WMI_MAX_CHANNELS) 2033 return -EINVAL; 2034 2035 if (num_chan) 2036 size += sizeof(u16) * (num_chan - 1); 2037 2038 skb = ath6kl_wmi_get_new_buf(size); 2039 if (!skb) 2040 return -ENOMEM; 2041 2042 sc = (struct wmi_begin_scan_cmd *) skb->data; 2043 sc->scan_type = scan_type; 2044 sc->force_fg_scan = cpu_to_le32(force_fgscan); 2045 sc->is_legacy = cpu_to_le32(is_legacy); 2046 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 2047 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 2048 sc->no_cck = cpu_to_le32(no_cck); 2049 sc->num_ch = num_chan; 2050 2051 for (band = 0; band < NUM_NL80211_BANDS; band++) { 2052 sband = ar->wiphy->bands[band]; 2053 2054 if (!sband) 2055 continue; 2056 2057 if (WARN_ON(band >= ATH6KL_NUM_BANDS)) 2058 break; 2059 2060 ratemask = rates[band]; 2061 supp_rates = sc->supp_rates[band].rates; 2062 num_rates = 0; 2063 2064 for (i = 0; i < sband->n_bitrates; i++) { 2065 if ((BIT(i) & ratemask) == 0) 2066 continue; /* skip rate */ 2067 supp_rates[num_rates++] = 2068 (u8) (sband->bitrates[i].bitrate / 5); 2069 } 2070 sc->supp_rates[band].nrates = num_rates; 2071 } 2072 2073 for (i = 0; i < num_chan; i++) 2074 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 2075 2076 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID, 2077 NO_SYNC_WMIFLAG); 2078 2079 return ret; 2080 } 2081 2082 int ath6kl_wmi_enable_sched_scan_cmd(struct wmi *wmi, u8 if_idx, bool enable) 2083 { 2084 struct sk_buff *skb; 2085 struct wmi_enable_sched_scan_cmd *sc; 2086 int ret; 2087 2088 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2089 if (!skb) 2090 return -ENOMEM; 2091 2092 ath6kl_dbg(ATH6KL_DBG_WMI, "%s scheduled scan on vif %d\n", 2093 enable ? "enabling" : "disabling", if_idx); 2094 sc = (struct wmi_enable_sched_scan_cmd *) skb->data; 2095 sc->enable = enable ? 1 : 0; 2096 2097 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2098 WMI_ENABLE_SCHED_SCAN_CMDID, 2099 NO_SYNC_WMIFLAG); 2100 return ret; 2101 } 2102 2103 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx, 2104 u16 fg_start_sec, 2105 u16 fg_end_sec, u16 bg_sec, 2106 u16 minact_chdw_msec, u16 maxact_chdw_msec, 2107 u16 pas_chdw_msec, u8 short_scan_ratio, 2108 u8 scan_ctrl_flag, u32 max_dfsch_act_time, 2109 u16 maxact_scan_per_ssid) 2110 { 2111 struct sk_buff *skb; 2112 struct wmi_scan_params_cmd *sc; 2113 int ret; 2114 2115 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2116 if (!skb) 2117 return -ENOMEM; 2118 2119 sc = (struct wmi_scan_params_cmd *) skb->data; 2120 sc->fg_start_period = cpu_to_le16(fg_start_sec); 2121 sc->fg_end_period = cpu_to_le16(fg_end_sec); 2122 sc->bg_period = cpu_to_le16(bg_sec); 2123 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec); 2124 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec); 2125 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec); 2126 sc->short_scan_ratio = short_scan_ratio; 2127 sc->scan_ctrl_flags = scan_ctrl_flag; 2128 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time); 2129 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid); 2130 2131 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID, 2132 NO_SYNC_WMIFLAG); 2133 return ret; 2134 } 2135 2136 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask) 2137 { 2138 struct sk_buff *skb; 2139 struct wmi_bss_filter_cmd *cmd; 2140 int ret; 2141 2142 if (filter >= LAST_BSS_FILTER) 2143 return -EINVAL; 2144 2145 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2146 if (!skb) 2147 return -ENOMEM; 2148 2149 cmd = (struct wmi_bss_filter_cmd *) skb->data; 2150 cmd->bss_filter = filter; 2151 cmd->ie_mask = cpu_to_le32(ie_mask); 2152 2153 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID, 2154 NO_SYNC_WMIFLAG); 2155 return ret; 2156 } 2157 2158 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, 2159 u8 ssid_len, u8 *ssid) 2160 { 2161 struct sk_buff *skb; 2162 struct wmi_probed_ssid_cmd *cmd; 2163 int ret; 2164 2165 if (index >= MAX_PROBED_SSIDS) 2166 return -EINVAL; 2167 2168 if (ssid_len > sizeof(cmd->ssid)) 2169 return -EINVAL; 2170 2171 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0)) 2172 return -EINVAL; 2173 2174 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len) 2175 return -EINVAL; 2176 2177 if (flag & SPECIFIC_SSID_FLAG) 2178 wmi->is_probe_ssid = true; 2179 2180 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2181 if (!skb) 2182 return -ENOMEM; 2183 2184 cmd = (struct wmi_probed_ssid_cmd *) skb->data; 2185 cmd->entry_index = index; 2186 cmd->flag = flag; 2187 cmd->ssid_len = ssid_len; 2188 memcpy(cmd->ssid, ssid, ssid_len); 2189 2190 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID, 2191 NO_SYNC_WMIFLAG); 2192 return ret; 2193 } 2194 2195 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx, 2196 u16 listen_interval, 2197 u16 listen_beacons) 2198 { 2199 struct sk_buff *skb; 2200 struct wmi_listen_int_cmd *cmd; 2201 int ret; 2202 2203 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2204 if (!skb) 2205 return -ENOMEM; 2206 2207 cmd = (struct wmi_listen_int_cmd *) skb->data; 2208 cmd->listen_intvl = cpu_to_le16(listen_interval); 2209 cmd->num_beacons = cpu_to_le16(listen_beacons); 2210 2211 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID, 2212 NO_SYNC_WMIFLAG); 2213 return ret; 2214 } 2215 2216 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx, 2217 u16 bmiss_time, u16 num_beacons) 2218 { 2219 struct sk_buff *skb; 2220 struct wmi_bmiss_time_cmd *cmd; 2221 int ret; 2222 2223 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2224 if (!skb) 2225 return -ENOMEM; 2226 2227 cmd = (struct wmi_bmiss_time_cmd *) skb->data; 2228 cmd->bmiss_time = cpu_to_le16(bmiss_time); 2229 cmd->num_beacons = cpu_to_le16(num_beacons); 2230 2231 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID, 2232 NO_SYNC_WMIFLAG); 2233 return ret; 2234 } 2235 2236 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode) 2237 { 2238 struct sk_buff *skb; 2239 struct wmi_power_mode_cmd *cmd; 2240 int ret; 2241 2242 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2243 if (!skb) 2244 return -ENOMEM; 2245 2246 cmd = (struct wmi_power_mode_cmd *) skb->data; 2247 cmd->pwr_mode = pwr_mode; 2248 wmi->pwr_mode = pwr_mode; 2249 2250 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID, 2251 NO_SYNC_WMIFLAG); 2252 return ret; 2253 } 2254 2255 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period, 2256 u16 ps_poll_num, u16 dtim_policy, 2257 u16 tx_wakeup_policy, u16 num_tx_to_wakeup, 2258 u16 ps_fail_event_policy) 2259 { 2260 struct sk_buff *skb; 2261 struct wmi_power_params_cmd *pm; 2262 int ret; 2263 2264 skb = ath6kl_wmi_get_new_buf(sizeof(*pm)); 2265 if (!skb) 2266 return -ENOMEM; 2267 2268 pm = (struct wmi_power_params_cmd *)skb->data; 2269 pm->idle_period = cpu_to_le16(idle_period); 2270 pm->pspoll_number = cpu_to_le16(ps_poll_num); 2271 pm->dtim_policy = cpu_to_le16(dtim_policy); 2272 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy); 2273 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup); 2274 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy); 2275 2276 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID, 2277 NO_SYNC_WMIFLAG); 2278 return ret; 2279 } 2280 2281 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout) 2282 { 2283 struct sk_buff *skb; 2284 struct wmi_disc_timeout_cmd *cmd; 2285 int ret; 2286 2287 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2288 if (!skb) 2289 return -ENOMEM; 2290 2291 cmd = (struct wmi_disc_timeout_cmd *) skb->data; 2292 cmd->discon_timeout = timeout; 2293 2294 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID, 2295 NO_SYNC_WMIFLAG); 2296 2297 if (ret == 0) 2298 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout); 2299 2300 return ret; 2301 } 2302 2303 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, 2304 enum crypto_type key_type, 2305 u8 key_usage, u8 key_len, 2306 u8 *key_rsc, unsigned int key_rsc_len, 2307 u8 *key_material, 2308 u8 key_op_ctrl, u8 *mac_addr, 2309 enum wmi_sync_flag sync_flag) 2310 { 2311 struct sk_buff *skb; 2312 struct wmi_add_cipher_key_cmd *cmd; 2313 int ret; 2314 2315 ath6kl_dbg(ATH6KL_DBG_WMI, 2316 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n", 2317 key_index, key_type, key_usage, key_len, key_op_ctrl); 2318 2319 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) || 2320 (key_material == NULL) || key_rsc_len > 8) 2321 return -EINVAL; 2322 2323 if ((WEP_CRYPT != key_type) && (NULL == key_rsc)) 2324 return -EINVAL; 2325 2326 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2327 if (!skb) 2328 return -ENOMEM; 2329 2330 cmd = (struct wmi_add_cipher_key_cmd *) skb->data; 2331 cmd->key_index = key_index; 2332 cmd->key_type = key_type; 2333 cmd->key_usage = key_usage; 2334 cmd->key_len = key_len; 2335 memcpy(cmd->key, key_material, key_len); 2336 2337 if (key_rsc != NULL) 2338 memcpy(cmd->key_rsc, key_rsc, key_rsc_len); 2339 2340 cmd->key_op_ctrl = key_op_ctrl; 2341 2342 if (mac_addr) 2343 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN); 2344 2345 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID, 2346 sync_flag); 2347 2348 return ret; 2349 } 2350 2351 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, const u8 *krk) 2352 { 2353 struct sk_buff *skb; 2354 struct wmi_add_krk_cmd *cmd; 2355 int ret; 2356 2357 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2358 if (!skb) 2359 return -ENOMEM; 2360 2361 cmd = (struct wmi_add_krk_cmd *) skb->data; 2362 memcpy(cmd->krk, krk, WMI_KRK_LEN); 2363 2364 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID, 2365 NO_SYNC_WMIFLAG); 2366 2367 return ret; 2368 } 2369 2370 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index) 2371 { 2372 struct sk_buff *skb; 2373 struct wmi_delete_cipher_key_cmd *cmd; 2374 int ret; 2375 2376 if (key_index > WMI_MAX_KEY_INDEX) 2377 return -EINVAL; 2378 2379 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2380 if (!skb) 2381 return -ENOMEM; 2382 2383 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data; 2384 cmd->key_index = key_index; 2385 2386 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID, 2387 NO_SYNC_WMIFLAG); 2388 2389 return ret; 2390 } 2391 2392 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, 2393 const u8 *pmkid, bool set) 2394 { 2395 struct sk_buff *skb; 2396 struct wmi_setpmkid_cmd *cmd; 2397 int ret; 2398 2399 if (bssid == NULL) 2400 return -EINVAL; 2401 2402 if (set && pmkid == NULL) 2403 return -EINVAL; 2404 2405 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2406 if (!skb) 2407 return -ENOMEM; 2408 2409 cmd = (struct wmi_setpmkid_cmd *) skb->data; 2410 memcpy(cmd->bssid, bssid, ETH_ALEN); 2411 if (set) { 2412 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid)); 2413 cmd->enable = PMKID_ENABLE; 2414 } else { 2415 memset(cmd->pmkid, 0, sizeof(cmd->pmkid)); 2416 cmd->enable = PMKID_DISABLE; 2417 } 2418 2419 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID, 2420 NO_SYNC_WMIFLAG); 2421 2422 return ret; 2423 } 2424 2425 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb, 2426 enum htc_endpoint_id ep_id, u8 if_idx) 2427 { 2428 struct wmi_data_hdr *data_hdr; 2429 int ret; 2430 2431 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) { 2432 dev_kfree_skb(skb); 2433 return -EINVAL; 2434 } 2435 2436 skb_push(skb, sizeof(struct wmi_data_hdr)); 2437 2438 data_hdr = (struct wmi_data_hdr *) skb->data; 2439 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT; 2440 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 2441 2442 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 2443 2444 return ret; 2445 } 2446 2447 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) 2448 { 2449 struct sk_buff *skb; 2450 struct wmi_sync_cmd *cmd; 2451 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC]; 2452 enum htc_endpoint_id ep_id; 2453 u8 index, num_pri_streams = 0; 2454 int ret = 0; 2455 2456 memset(data_sync_bufs, 0, sizeof(data_sync_bufs)); 2457 2458 spin_lock_bh(&wmi->lock); 2459 2460 for (index = 0; index < WMM_NUM_AC; index++) { 2461 if (wmi->fat_pipe_exist & (1 << index)) { 2462 num_pri_streams++; 2463 data_sync_bufs[num_pri_streams - 1].traffic_class = 2464 index; 2465 } 2466 } 2467 2468 spin_unlock_bh(&wmi->lock); 2469 2470 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2471 if (!skb) 2472 return -ENOMEM; 2473 2474 cmd = (struct wmi_sync_cmd *) skb->data; 2475 2476 /* 2477 * In the SYNC cmd sent on the control Ep, send a bitmap 2478 * of the data eps on which the Data Sync will be sent 2479 */ 2480 cmd->data_sync_map = wmi->fat_pipe_exist; 2481 2482 for (index = 0; index < num_pri_streams; index++) { 2483 data_sync_bufs[index].skb = ath6kl_buf_alloc(0); 2484 if (data_sync_bufs[index].skb == NULL) { 2485 ret = -ENOMEM; 2486 break; 2487 } 2488 } 2489 2490 /* 2491 * If buffer allocation for any of the dataSync fails, 2492 * then do not send the Synchronize cmd on the control ep 2493 */ 2494 if (ret) 2495 goto free_cmd_skb; 2496 2497 /* 2498 * Send sync cmd followed by sync data messages on all 2499 * endpoints being used 2500 */ 2501 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID, 2502 NO_SYNC_WMIFLAG); 2503 2504 if (ret) 2505 goto free_data_skb; 2506 2507 for (index = 0; index < num_pri_streams; index++) { 2508 if (WARN_ON(!data_sync_bufs[index].skb)) 2509 goto free_data_skb; 2510 2511 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, 2512 data_sync_bufs[index]. 2513 traffic_class); 2514 ret = 2515 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb, 2516 ep_id, if_idx); 2517 2518 data_sync_bufs[index].skb = NULL; 2519 2520 if (ret) 2521 goto free_data_skb; 2522 } 2523 2524 return 0; 2525 2526 free_cmd_skb: 2527 /* free up any resources left over (possibly due to an error) */ 2528 dev_kfree_skb(skb); 2529 2530 free_data_skb: 2531 for (index = 0; index < num_pri_streams; index++) 2532 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb); 2533 2534 return ret; 2535 } 2536 2537 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx, 2538 struct wmi_create_pstream_cmd *params) 2539 { 2540 struct sk_buff *skb; 2541 struct wmi_create_pstream_cmd *cmd; 2542 u8 fatpipe_exist_for_ac = 0; 2543 s32 min_phy = 0; 2544 s32 nominal_phy = 0; 2545 int ret; 2546 2547 if (!((params->user_pri <= 0x7) && 2548 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) && 2549 (params->traffic_direc == UPLINK_TRAFFIC || 2550 params->traffic_direc == DNLINK_TRAFFIC || 2551 params->traffic_direc == BIDIR_TRAFFIC) && 2552 (params->traffic_type == TRAFFIC_TYPE_APERIODIC || 2553 params->traffic_type == TRAFFIC_TYPE_PERIODIC) && 2554 (params->voice_psc_cap == DISABLE_FOR_THIS_AC || 2555 params->voice_psc_cap == ENABLE_FOR_THIS_AC || 2556 params->voice_psc_cap == ENABLE_FOR_ALL_AC) && 2557 (params->tsid == WMI_IMPLICIT_PSTREAM || 2558 params->tsid <= WMI_MAX_THINSTREAM))) { 2559 return -EINVAL; 2560 } 2561 2562 /* 2563 * Check nominal PHY rate is >= minimalPHY, 2564 * so that DUT can allow TSRS IE 2565 */ 2566 2567 /* Get the physical rate (units of bps) */ 2568 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000); 2569 2570 /* Check minimal phy < nominal phy rate */ 2571 if (params->nominal_phy >= min_phy) { 2572 /* unit of 500 kbps */ 2573 nominal_phy = (params->nominal_phy * 1000) / 500; 2574 ath6kl_dbg(ATH6KL_DBG_WMI, 2575 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n", 2576 min_phy, nominal_phy); 2577 2578 params->nominal_phy = nominal_phy; 2579 } else { 2580 params->nominal_phy = 0; 2581 } 2582 2583 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2584 if (!skb) 2585 return -ENOMEM; 2586 2587 ath6kl_dbg(ATH6KL_DBG_WMI, 2588 "sending create_pstream_cmd: ac=%d tsid:%d\n", 2589 params->traffic_class, params->tsid); 2590 2591 cmd = (struct wmi_create_pstream_cmd *) skb->data; 2592 memcpy(cmd, params, sizeof(*cmd)); 2593 2594 /* This is an implicitly created Fat pipe */ 2595 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) { 2596 spin_lock_bh(&wmi->lock); 2597 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2598 (1 << params->traffic_class)); 2599 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2600 spin_unlock_bh(&wmi->lock); 2601 } else { 2602 /* explicitly created thin stream within a fat pipe */ 2603 spin_lock_bh(&wmi->lock); 2604 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2605 (1 << params->traffic_class)); 2606 wmi->stream_exist_for_ac[params->traffic_class] |= 2607 (1 << params->tsid); 2608 /* 2609 * If a thinstream becomes active, the fat pipe automatically 2610 * becomes active 2611 */ 2612 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2613 spin_unlock_bh(&wmi->lock); 2614 } 2615 2616 /* 2617 * Indicate activty change to driver layer only if this is the 2618 * first TSID to get created in this AC explicitly or an implicit 2619 * fat pipe is getting created. 2620 */ 2621 if (!fatpipe_exist_for_ac) 2622 ath6kl_indicate_tx_activity(wmi->parent_dev, 2623 params->traffic_class, true); 2624 2625 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID, 2626 NO_SYNC_WMIFLAG); 2627 return ret; 2628 } 2629 2630 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, 2631 u8 tsid) 2632 { 2633 struct sk_buff *skb; 2634 struct wmi_delete_pstream_cmd *cmd; 2635 u16 active_tsids = 0; 2636 int ret; 2637 2638 if (traffic_class > 3) { 2639 ath6kl_err("invalid traffic class: %d\n", traffic_class); 2640 return -EINVAL; 2641 } 2642 2643 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2644 if (!skb) 2645 return -ENOMEM; 2646 2647 cmd = (struct wmi_delete_pstream_cmd *) skb->data; 2648 cmd->traffic_class = traffic_class; 2649 cmd->tsid = tsid; 2650 2651 spin_lock_bh(&wmi->lock); 2652 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2653 spin_unlock_bh(&wmi->lock); 2654 2655 if (!(active_tsids & (1 << tsid))) { 2656 dev_kfree_skb(skb); 2657 ath6kl_dbg(ATH6KL_DBG_WMI, 2658 "TSID %d doesn't exist for traffic class: %d\n", 2659 tsid, traffic_class); 2660 return -ENODATA; 2661 } 2662 2663 ath6kl_dbg(ATH6KL_DBG_WMI, 2664 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n", 2665 traffic_class, tsid); 2666 2667 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID, 2668 SYNC_BEFORE_WMIFLAG); 2669 2670 spin_lock_bh(&wmi->lock); 2671 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid); 2672 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2673 spin_unlock_bh(&wmi->lock); 2674 2675 /* 2676 * Indicate stream inactivity to driver layer only if all tsids 2677 * within this AC are deleted. 2678 */ 2679 if (!active_tsids) { 2680 ath6kl_indicate_tx_activity(wmi->parent_dev, 2681 traffic_class, false); 2682 wmi->fat_pipe_exist &= ~(1 << traffic_class); 2683 } 2684 2685 return ret; 2686 } 2687 2688 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, 2689 __be32 ips0, __be32 ips1) 2690 { 2691 struct sk_buff *skb; 2692 struct wmi_set_ip_cmd *cmd; 2693 int ret; 2694 2695 /* Multicast address are not valid */ 2696 if (ipv4_is_multicast(ips0) || 2697 ipv4_is_multicast(ips1)) 2698 return -EINVAL; 2699 2700 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd)); 2701 if (!skb) 2702 return -ENOMEM; 2703 2704 cmd = (struct wmi_set_ip_cmd *) skb->data; 2705 cmd->ips[0] = ips0; 2706 cmd->ips[1] = ips1; 2707 2708 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID, 2709 NO_SYNC_WMIFLAG); 2710 return ret; 2711 } 2712 2713 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) 2714 { 2715 u16 active_tsids; 2716 u8 stream_exist; 2717 int i; 2718 2719 /* 2720 * Relinquish credits from all implicitly created pstreams 2721 * since when we go to sleep. If user created explicit 2722 * thinstreams exists with in a fatpipe leave them intact 2723 * for the user to delete. 2724 */ 2725 spin_lock_bh(&wmi->lock); 2726 stream_exist = wmi->fat_pipe_exist; 2727 spin_unlock_bh(&wmi->lock); 2728 2729 for (i = 0; i < WMM_NUM_AC; i++) { 2730 if (stream_exist & (1 << i)) { 2731 /* 2732 * FIXME: Is this lock & unlock inside 2733 * for loop correct? may need rework. 2734 */ 2735 spin_lock_bh(&wmi->lock); 2736 active_tsids = wmi->stream_exist_for_ac[i]; 2737 spin_unlock_bh(&wmi->lock); 2738 2739 /* 2740 * If there are no user created thin streams 2741 * delete the fatpipe 2742 */ 2743 if (!active_tsids) { 2744 stream_exist &= ~(1 << i); 2745 /* 2746 * Indicate inactivity to driver layer for 2747 * this fatpipe (pstream) 2748 */ 2749 ath6kl_indicate_tx_activity(wmi->parent_dev, 2750 i, false); 2751 } 2752 } 2753 } 2754 2755 /* FIXME: Can we do this assignment without locking ? */ 2756 spin_lock_bh(&wmi->lock); 2757 wmi->fat_pipe_exist = stream_exist; 2758 spin_unlock_bh(&wmi->lock); 2759 } 2760 2761 static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx, 2762 const struct cfg80211_bitrate_mask *mask) 2763 { 2764 struct sk_buff *skb; 2765 int ret, mode, band; 2766 u64 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2767 struct wmi_set_tx_select_rates64_cmd *cmd; 2768 2769 memset(&ratemask, 0, sizeof(ratemask)); 2770 2771 /* only check 2.4 and 5 GHz bands, skip the rest */ 2772 for (band = 0; band <= NL80211_BAND_5GHZ; band++) { 2773 /* copy legacy rate mask */ 2774 ratemask[band] = mask->control[band].legacy; 2775 if (band == NL80211_BAND_5GHZ) 2776 ratemask[band] = 2777 mask->control[band].legacy << 4; 2778 2779 /* copy mcs rate mask */ 2780 mcsrate = mask->control[band].ht_mcs[1]; 2781 mcsrate <<= 8; 2782 mcsrate |= mask->control[band].ht_mcs[0]; 2783 ratemask[band] |= mcsrate << 12; 2784 ratemask[band] |= mcsrate << 28; 2785 } 2786 2787 ath6kl_dbg(ATH6KL_DBG_WMI, 2788 "Ratemask 64 bit: 2.4:%llx 5:%llx\n", 2789 ratemask[0], ratemask[1]); 2790 2791 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2792 if (!skb) 2793 return -ENOMEM; 2794 2795 cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data; 2796 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2797 /* A mode operate in 5GHZ band */ 2798 if (mode == WMI_RATES_MODE_11A || 2799 mode == WMI_RATES_MODE_11A_HT20 || 2800 mode == WMI_RATES_MODE_11A_HT40) 2801 band = NL80211_BAND_5GHZ; 2802 else 2803 band = NL80211_BAND_2GHZ; 2804 cmd->ratemask[mode] = cpu_to_le64(ratemask[band]); 2805 } 2806 2807 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2808 WMI_SET_TX_SELECT_RATES_CMDID, 2809 NO_SYNC_WMIFLAG); 2810 return ret; 2811 } 2812 2813 static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx, 2814 const struct cfg80211_bitrate_mask *mask) 2815 { 2816 struct sk_buff *skb; 2817 int ret, mode, band; 2818 u32 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2819 struct wmi_set_tx_select_rates32_cmd *cmd; 2820 2821 memset(&ratemask, 0, sizeof(ratemask)); 2822 2823 /* only check 2.4 and 5 GHz bands, skip the rest */ 2824 for (band = 0; band <= NL80211_BAND_5GHZ; band++) { 2825 /* copy legacy rate mask */ 2826 ratemask[band] = mask->control[band].legacy; 2827 if (band == NL80211_BAND_5GHZ) 2828 ratemask[band] = 2829 mask->control[band].legacy << 4; 2830 2831 /* copy mcs rate mask */ 2832 mcsrate = mask->control[band].ht_mcs[0]; 2833 ratemask[band] |= mcsrate << 12; 2834 ratemask[band] |= mcsrate << 20; 2835 } 2836 2837 ath6kl_dbg(ATH6KL_DBG_WMI, 2838 "Ratemask 32 bit: 2.4:%x 5:%x\n", 2839 ratemask[0], ratemask[1]); 2840 2841 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2842 if (!skb) 2843 return -ENOMEM; 2844 2845 cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data; 2846 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2847 /* A mode operate in 5GHZ band */ 2848 if (mode == WMI_RATES_MODE_11A || 2849 mode == WMI_RATES_MODE_11A_HT20 || 2850 mode == WMI_RATES_MODE_11A_HT40) 2851 band = NL80211_BAND_5GHZ; 2852 else 2853 band = NL80211_BAND_2GHZ; 2854 cmd->ratemask[mode] = cpu_to_le32(ratemask[band]); 2855 } 2856 2857 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2858 WMI_SET_TX_SELECT_RATES_CMDID, 2859 NO_SYNC_WMIFLAG); 2860 return ret; 2861 } 2862 2863 int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx, 2864 const struct cfg80211_bitrate_mask *mask) 2865 { 2866 struct ath6kl *ar = wmi->parent_dev; 2867 2868 if (test_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES, 2869 ar->fw_capabilities)) 2870 return ath6kl_set_bitrate_mask64(wmi, if_idx, mask); 2871 else 2872 return ath6kl_set_bitrate_mask32(wmi, if_idx, mask); 2873 } 2874 2875 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, 2876 enum ath6kl_host_mode host_mode) 2877 { 2878 struct sk_buff *skb; 2879 struct wmi_set_host_sleep_mode_cmd *cmd; 2880 int ret; 2881 2882 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) && 2883 (host_mode != ATH6KL_HOST_MODE_AWAKE)) { 2884 ath6kl_err("invalid host sleep mode: %d\n", host_mode); 2885 return -EINVAL; 2886 } 2887 2888 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2889 if (!skb) 2890 return -ENOMEM; 2891 2892 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data; 2893 2894 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { 2895 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); 2896 cmd->asleep = cpu_to_le32(1); 2897 } else { 2898 cmd->awake = cpu_to_le32(1); 2899 } 2900 2901 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2902 WMI_SET_HOST_SLEEP_MODE_CMDID, 2903 NO_SYNC_WMIFLAG); 2904 return ret; 2905 } 2906 2907 /* This command has zero length payload */ 2908 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi, 2909 struct ath6kl_vif *vif) 2910 { 2911 struct ath6kl *ar = wmi->parent_dev; 2912 2913 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags); 2914 wake_up(&ar->event_wq); 2915 2916 return 0; 2917 } 2918 2919 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, 2920 enum ath6kl_wow_mode wow_mode, 2921 u32 filter, u16 host_req_delay) 2922 { 2923 struct sk_buff *skb; 2924 struct wmi_set_wow_mode_cmd *cmd; 2925 int ret; 2926 2927 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) && 2928 wow_mode != ATH6KL_WOW_MODE_DISABLE) { 2929 ath6kl_err("invalid wow mode: %d\n", wow_mode); 2930 return -EINVAL; 2931 } 2932 2933 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2934 if (!skb) 2935 return -ENOMEM; 2936 2937 cmd = (struct wmi_set_wow_mode_cmd *) skb->data; 2938 cmd->enable_wow = cpu_to_le32(wow_mode); 2939 cmd->filter = cpu_to_le32(filter); 2940 cmd->host_req_delay = cpu_to_le16(host_req_delay); 2941 2942 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID, 2943 NO_SYNC_WMIFLAG); 2944 return ret; 2945 } 2946 2947 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2948 u8 list_id, u8 filter_size, 2949 u8 filter_offset, const u8 *filter, 2950 const u8 *mask) 2951 { 2952 struct sk_buff *skb; 2953 struct wmi_add_wow_pattern_cmd *cmd; 2954 u16 size; 2955 u8 *filter_mask; 2956 int ret; 2957 2958 /* 2959 * Allocate additional memory in the buffer to hold 2960 * filter and mask value, which is twice of filter_size. 2961 */ 2962 size = sizeof(*cmd) + (2 * filter_size); 2963 2964 skb = ath6kl_wmi_get_new_buf(size); 2965 if (!skb) 2966 return -ENOMEM; 2967 2968 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data; 2969 cmd->filter_list_id = list_id; 2970 cmd->filter_size = filter_size; 2971 cmd->filter_offset = filter_offset; 2972 2973 memcpy(cmd->filter, filter, filter_size); 2974 2975 filter_mask = (u8 *) (cmd->filter + filter_size); 2976 memcpy(filter_mask, mask, filter_size); 2977 2978 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID, 2979 NO_SYNC_WMIFLAG); 2980 2981 return ret; 2982 } 2983 2984 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2985 u16 list_id, u16 filter_id) 2986 { 2987 struct sk_buff *skb; 2988 struct wmi_del_wow_pattern_cmd *cmd; 2989 int ret; 2990 2991 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2992 if (!skb) 2993 return -ENOMEM; 2994 2995 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data; 2996 cmd->filter_list_id = cpu_to_le16(list_id); 2997 cmd->filter_id = cpu_to_le16(filter_id); 2998 2999 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID, 3000 NO_SYNC_WMIFLAG); 3001 return ret; 3002 } 3003 3004 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb, 3005 enum wmix_command_id cmd_id, 3006 enum wmi_sync_flag sync_flag) 3007 { 3008 struct wmix_cmd_hdr *cmd_hdr; 3009 int ret; 3010 3011 skb_push(skb, sizeof(struct wmix_cmd_hdr)); 3012 3013 cmd_hdr = (struct wmix_cmd_hdr *) skb->data; 3014 cmd_hdr->cmd_id = cpu_to_le32(cmd_id); 3015 3016 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag); 3017 3018 return ret; 3019 } 3020 3021 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source) 3022 { 3023 struct sk_buff *skb; 3024 struct wmix_hb_challenge_resp_cmd *cmd; 3025 int ret; 3026 3027 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3028 if (!skb) 3029 return -ENOMEM; 3030 3031 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data; 3032 cmd->cookie = cpu_to_le32(cookie); 3033 cmd->source = cpu_to_le32(source); 3034 3035 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID, 3036 NO_SYNC_WMIFLAG); 3037 return ret; 3038 } 3039 3040 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config) 3041 { 3042 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd; 3043 struct sk_buff *skb; 3044 int ret; 3045 3046 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3047 if (!skb) 3048 return -ENOMEM; 3049 3050 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data; 3051 cmd->valid = cpu_to_le32(valid); 3052 cmd->config = cpu_to_le32(config); 3053 3054 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID, 3055 NO_SYNC_WMIFLAG); 3056 return ret; 3057 } 3058 3059 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx) 3060 { 3061 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID); 3062 } 3063 3064 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM) 3065 { 3066 struct sk_buff *skb; 3067 struct wmi_set_tx_pwr_cmd *cmd; 3068 int ret; 3069 3070 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd)); 3071 if (!skb) 3072 return -ENOMEM; 3073 3074 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data; 3075 cmd->dbM = dbM; 3076 3077 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID, 3078 NO_SYNC_WMIFLAG); 3079 3080 return ret; 3081 } 3082 3083 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx) 3084 { 3085 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID); 3086 } 3087 3088 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi) 3089 { 3090 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID); 3091 } 3092 3093 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status, 3094 u8 preamble_policy) 3095 { 3096 struct sk_buff *skb; 3097 struct wmi_set_lpreamble_cmd *cmd; 3098 int ret; 3099 3100 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd)); 3101 if (!skb) 3102 return -ENOMEM; 3103 3104 cmd = (struct wmi_set_lpreamble_cmd *) skb->data; 3105 cmd->status = status; 3106 cmd->preamble_policy = preamble_policy; 3107 3108 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID, 3109 NO_SYNC_WMIFLAG); 3110 return ret; 3111 } 3112 3113 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold) 3114 { 3115 struct sk_buff *skb; 3116 struct wmi_set_rts_cmd *cmd; 3117 int ret; 3118 3119 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd)); 3120 if (!skb) 3121 return -ENOMEM; 3122 3123 cmd = (struct wmi_set_rts_cmd *) skb->data; 3124 cmd->threshold = cpu_to_le16(threshold); 3125 3126 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID, 3127 NO_SYNC_WMIFLAG); 3128 return ret; 3129 } 3130 3131 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg) 3132 { 3133 struct sk_buff *skb; 3134 struct wmi_set_wmm_txop_cmd *cmd; 3135 int ret; 3136 3137 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED))) 3138 return -EINVAL; 3139 3140 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd)); 3141 if (!skb) 3142 return -ENOMEM; 3143 3144 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data; 3145 cmd->txop_enable = cfg; 3146 3147 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID, 3148 NO_SYNC_WMIFLAG); 3149 return ret; 3150 } 3151 3152 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx, 3153 u8 keep_alive_intvl) 3154 { 3155 struct sk_buff *skb; 3156 struct wmi_set_keepalive_cmd *cmd; 3157 int ret; 3158 3159 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3160 if (!skb) 3161 return -ENOMEM; 3162 3163 cmd = (struct wmi_set_keepalive_cmd *) skb->data; 3164 cmd->keep_alive_intvl = keep_alive_intvl; 3165 3166 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID, 3167 NO_SYNC_WMIFLAG); 3168 3169 if (ret == 0) 3170 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl); 3171 3172 return ret; 3173 } 3174 3175 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx, 3176 enum nl80211_band band, 3177 struct ath6kl_htcap *htcap) 3178 { 3179 struct sk_buff *skb; 3180 struct wmi_set_htcap_cmd *cmd; 3181 3182 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3183 if (!skb) 3184 return -ENOMEM; 3185 3186 cmd = (struct wmi_set_htcap_cmd *) skb->data; 3187 3188 /* 3189 * NOTE: Band in firmware matches enum nl80211_band, it is unlikely 3190 * this will be changed in firmware. If at all there is any change in 3191 * band value, the host needs to be fixed. 3192 */ 3193 cmd->band = band; 3194 cmd->ht_enable = !!htcap->ht_enable; 3195 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20); 3196 cmd->ht40_supported = 3197 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40); 3198 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40); 3199 cmd->intolerant_40mhz = 3200 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT); 3201 cmd->max_ampdu_len_exp = htcap->ampdu_factor; 3202 3203 ath6kl_dbg(ATH6KL_DBG_WMI, 3204 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n", 3205 cmd->band, cmd->ht_enable, cmd->ht40_supported, 3206 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz, 3207 cmd->max_ampdu_len_exp); 3208 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID, 3209 NO_SYNC_WMIFLAG); 3210 } 3211 3212 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len) 3213 { 3214 struct sk_buff *skb; 3215 int ret; 3216 3217 skb = ath6kl_wmi_get_new_buf(len); 3218 if (!skb) 3219 return -ENOMEM; 3220 3221 memcpy(skb->data, buf, len); 3222 3223 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG); 3224 3225 return ret; 3226 } 3227 3228 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on) 3229 { 3230 struct sk_buff *skb; 3231 struct wmi_mcast_filter_cmd *cmd; 3232 int ret; 3233 3234 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3235 if (!skb) 3236 return -ENOMEM; 3237 3238 cmd = (struct wmi_mcast_filter_cmd *) skb->data; 3239 cmd->mcast_all_enable = mc_all_on; 3240 3241 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID, 3242 NO_SYNC_WMIFLAG); 3243 return ret; 3244 } 3245 3246 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, 3247 u8 *filter, bool add_filter) 3248 { 3249 struct sk_buff *skb; 3250 struct wmi_mcast_filter_add_del_cmd *cmd; 3251 int ret; 3252 3253 if ((filter[0] != 0x33 || filter[1] != 0x33) && 3254 (filter[0] != 0x01 || filter[1] != 0x00 || 3255 filter[2] != 0x5e || filter[3] > 0x7f)) { 3256 ath6kl_warn("invalid multicast filter address\n"); 3257 return -EINVAL; 3258 } 3259 3260 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3261 if (!skb) 3262 return -ENOMEM; 3263 3264 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data; 3265 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 3266 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3267 add_filter ? WMI_SET_MCAST_FILTER_CMDID : 3268 WMI_DEL_MCAST_FILTER_CMDID, 3269 NO_SYNC_WMIFLAG); 3270 3271 return ret; 3272 } 3273 3274 int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance) 3275 { 3276 struct sk_buff *skb; 3277 struct wmi_sta_bmiss_enhance_cmd *cmd; 3278 int ret; 3279 3280 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3281 if (!skb) 3282 return -ENOMEM; 3283 3284 cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data; 3285 cmd->enable = enhance ? 1 : 0; 3286 3287 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3288 WMI_STA_BMISS_ENHANCE_CMDID, 3289 NO_SYNC_WMIFLAG); 3290 return ret; 3291 } 3292 3293 int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2) 3294 { 3295 struct sk_buff *skb; 3296 struct wmi_set_regdomain_cmd *cmd; 3297 3298 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3299 if (!skb) 3300 return -ENOMEM; 3301 3302 cmd = (struct wmi_set_regdomain_cmd *) skb->data; 3303 memcpy(cmd->iso_name, alpha2, 2); 3304 3305 return ath6kl_wmi_cmd_send(wmi, 0, skb, 3306 WMI_SET_REGDOMAIN_CMDID, 3307 NO_SYNC_WMIFLAG); 3308 } 3309 3310 s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index) 3311 { 3312 struct ath6kl *ar = wmi->parent_dev; 3313 u8 sgi = 0; 3314 s32 ret; 3315 3316 if (rate_index == RATE_AUTO) 3317 return 0; 3318 3319 /* SGI is stored as the MSB of the rate_index */ 3320 if (rate_index & RATE_INDEX_MSB) { 3321 rate_index &= RATE_INDEX_WITHOUT_SGI_MASK; 3322 sgi = 1; 3323 } 3324 3325 if (test_bit(ATH6KL_FW_CAPABILITY_RATETABLE_MCS15, 3326 ar->fw_capabilities)) { 3327 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl_mcs15))) 3328 return 0; 3329 3330 ret = wmi_rate_tbl_mcs15[(u32) rate_index][sgi]; 3331 } else { 3332 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl))) 3333 return 0; 3334 3335 ret = wmi_rate_tbl[(u32) rate_index][sgi]; 3336 } 3337 3338 return ret; 3339 } 3340 3341 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap, 3342 u32 len) 3343 { 3344 struct wmi_pmkid_list_reply *reply; 3345 u32 expected_len; 3346 3347 if (len < sizeof(struct wmi_pmkid_list_reply)) 3348 return -EINVAL; 3349 3350 reply = (struct wmi_pmkid_list_reply *)datap; 3351 expected_len = sizeof(reply->num_pmkid) + 3352 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN; 3353 3354 if (len < expected_len) 3355 return -EINVAL; 3356 3357 return 0; 3358 } 3359 3360 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3361 struct ath6kl_vif *vif) 3362 { 3363 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap; 3364 3365 aggr_recv_addba_req_evt(vif, cmd->tid, 3366 le16_to_cpu(cmd->st_seq_no), cmd->win_sz); 3367 3368 return 0; 3369 } 3370 3371 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3372 struct ath6kl_vif *vif) 3373 { 3374 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap; 3375 3376 aggr_recv_delba_req_evt(vif, cmd->tid); 3377 3378 return 0; 3379 } 3380 3381 /* AP mode functions */ 3382 3383 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx, 3384 struct wmi_connect_cmd *p) 3385 { 3386 struct sk_buff *skb; 3387 struct wmi_connect_cmd *cm; 3388 int res; 3389 3390 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3391 if (!skb) 3392 return -ENOMEM; 3393 3394 cm = (struct wmi_connect_cmd *) skb->data; 3395 memcpy(cm, p, sizeof(*cm)); 3396 3397 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID, 3398 NO_SYNC_WMIFLAG); 3399 ath6kl_dbg(ATH6KL_DBG_WMI, 3400 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n", 3401 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch), 3402 le32_to_cpu(p->ctrl_flags), res); 3403 return res; 3404 } 3405 3406 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac, 3407 u16 reason) 3408 { 3409 struct sk_buff *skb; 3410 struct wmi_ap_set_mlme_cmd *cm; 3411 3412 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3413 if (!skb) 3414 return -ENOMEM; 3415 3416 cm = (struct wmi_ap_set_mlme_cmd *) skb->data; 3417 memcpy(cm->mac, mac, ETH_ALEN); 3418 cm->reason = cpu_to_le16(reason); 3419 cm->cmd = cmd; 3420 3421 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd, 3422 cm->reason); 3423 3424 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID, 3425 NO_SYNC_WMIFLAG); 3426 } 3427 3428 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable) 3429 { 3430 struct sk_buff *skb; 3431 struct wmi_ap_hidden_ssid_cmd *cmd; 3432 3433 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3434 if (!skb) 3435 return -ENOMEM; 3436 3437 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data; 3438 cmd->hidden_ssid = enable ? 1 : 0; 3439 3440 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID, 3441 NO_SYNC_WMIFLAG); 3442 } 3443 3444 /* This command will be used to enable/disable AP uAPSD feature */ 3445 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable) 3446 { 3447 struct wmi_ap_set_apsd_cmd *cmd; 3448 struct sk_buff *skb; 3449 3450 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3451 if (!skb) 3452 return -ENOMEM; 3453 3454 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data; 3455 cmd->enable = enable; 3456 3457 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID, 3458 NO_SYNC_WMIFLAG); 3459 } 3460 3461 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx, 3462 u16 aid, u16 bitmap, u32 flags) 3463 { 3464 struct wmi_ap_apsd_buffered_traffic_cmd *cmd; 3465 struct sk_buff *skb; 3466 3467 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3468 if (!skb) 3469 return -ENOMEM; 3470 3471 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data; 3472 cmd->aid = cpu_to_le16(aid); 3473 cmd->bitmap = cpu_to_le16(bitmap); 3474 cmd->flags = cpu_to_le32(flags); 3475 3476 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3477 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID, 3478 NO_SYNC_WMIFLAG); 3479 } 3480 3481 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len, 3482 struct ath6kl_vif *vif) 3483 { 3484 struct wmi_pspoll_event *ev; 3485 3486 if (len < sizeof(struct wmi_pspoll_event)) 3487 return -EINVAL; 3488 3489 ev = (struct wmi_pspoll_event *) datap; 3490 3491 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid)); 3492 3493 return 0; 3494 } 3495 3496 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len, 3497 struct ath6kl_vif *vif) 3498 { 3499 ath6kl_dtimexpiry_event(vif); 3500 3501 return 0; 3502 } 3503 3504 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid, 3505 bool flag) 3506 { 3507 struct sk_buff *skb; 3508 struct wmi_ap_set_pvb_cmd *cmd; 3509 int ret; 3510 3511 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd)); 3512 if (!skb) 3513 return -ENOMEM; 3514 3515 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data; 3516 cmd->aid = cpu_to_le16(aid); 3517 cmd->rsvd = cpu_to_le16(0); 3518 cmd->flag = cpu_to_le32(flag); 3519 3520 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID, 3521 NO_SYNC_WMIFLAG); 3522 3523 return ret; 3524 } 3525 3526 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx, 3527 u8 rx_meta_ver, 3528 bool rx_dot11_hdr, bool defrag_on_host) 3529 { 3530 struct sk_buff *skb; 3531 struct wmi_rx_frame_format_cmd *cmd; 3532 int ret; 3533 3534 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3535 if (!skb) 3536 return -ENOMEM; 3537 3538 cmd = (struct wmi_rx_frame_format_cmd *) skb->data; 3539 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0; 3540 cmd->defrag_on_host = defrag_on_host ? 1 : 0; 3541 cmd->meta_ver = rx_meta_ver; 3542 3543 /* Delete the local aggr state, on host */ 3544 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID, 3545 NO_SYNC_WMIFLAG); 3546 3547 return ret; 3548 } 3549 3550 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type, 3551 const u8 *ie, u8 ie_len) 3552 { 3553 struct sk_buff *skb; 3554 struct wmi_set_appie_cmd *p; 3555 3556 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3557 if (!skb) 3558 return -ENOMEM; 3559 3560 ath6kl_dbg(ATH6KL_DBG_WMI, 3561 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n", 3562 mgmt_frm_type, ie_len); 3563 p = (struct wmi_set_appie_cmd *) skb->data; 3564 p->mgmt_frm_type = mgmt_frm_type; 3565 p->ie_len = ie_len; 3566 3567 if (ie != NULL && ie_len > 0) 3568 memcpy(p->ie_info, ie, ie_len); 3569 3570 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID, 3571 NO_SYNC_WMIFLAG); 3572 } 3573 3574 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field, 3575 const u8 *ie_info, u8 ie_len) 3576 { 3577 struct sk_buff *skb; 3578 struct wmi_set_ie_cmd *p; 3579 3580 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3581 if (!skb) 3582 return -ENOMEM; 3583 3584 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n", 3585 ie_id, ie_field, ie_len); 3586 p = (struct wmi_set_ie_cmd *) skb->data; 3587 p->ie_id = ie_id; 3588 p->ie_field = ie_field; 3589 p->ie_len = ie_len; 3590 if (ie_info && ie_len > 0) 3591 memcpy(p->ie_info, ie_info, ie_len); 3592 3593 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID, 3594 NO_SYNC_WMIFLAG); 3595 } 3596 3597 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable) 3598 { 3599 struct sk_buff *skb; 3600 struct wmi_disable_11b_rates_cmd *cmd; 3601 3602 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3603 if (!skb) 3604 return -ENOMEM; 3605 3606 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n", 3607 disable); 3608 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data; 3609 cmd->disable = disable ? 1 : 0; 3610 3611 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID, 3612 NO_SYNC_WMIFLAG); 3613 } 3614 3615 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur) 3616 { 3617 struct sk_buff *skb; 3618 struct wmi_remain_on_chnl_cmd *p; 3619 3620 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3621 if (!skb) 3622 return -ENOMEM; 3623 3624 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n", 3625 freq, dur); 3626 p = (struct wmi_remain_on_chnl_cmd *) skb->data; 3627 p->freq = cpu_to_le32(freq); 3628 p->duration = cpu_to_le32(dur); 3629 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID, 3630 NO_SYNC_WMIFLAG); 3631 } 3632 3633 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use 3634 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P 3635 * mgmt operations using station interface. 3636 */ 3637 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3638 u32 freq, u32 wait, const u8 *data, 3639 u16 data_len) 3640 { 3641 struct sk_buff *skb; 3642 struct wmi_send_action_cmd *p; 3643 u8 *buf; 3644 3645 if (wait) 3646 return -EINVAL; /* Offload for wait not supported */ 3647 3648 buf = kmalloc(data_len, GFP_KERNEL); 3649 if (!buf) 3650 return -ENOMEM; 3651 3652 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3653 if (!skb) { 3654 kfree(buf); 3655 return -ENOMEM; 3656 } 3657 3658 kfree(wmi->last_mgmt_tx_frame); 3659 memcpy(buf, data, data_len); 3660 wmi->last_mgmt_tx_frame = buf; 3661 wmi->last_mgmt_tx_frame_len = data_len; 3662 3663 ath6kl_dbg(ATH6KL_DBG_WMI, 3664 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3665 id, freq, wait, data_len); 3666 p = (struct wmi_send_action_cmd *) skb->data; 3667 p->id = cpu_to_le32(id); 3668 p->freq = cpu_to_le32(freq); 3669 p->wait = cpu_to_le32(wait); 3670 p->len = cpu_to_le16(data_len); 3671 memcpy(p->data, data, data_len); 3672 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID, 3673 NO_SYNC_WMIFLAG); 3674 } 3675 3676 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3677 u32 freq, u32 wait, const u8 *data, 3678 u16 data_len, u32 no_cck) 3679 { 3680 struct sk_buff *skb; 3681 struct wmi_send_mgmt_cmd *p; 3682 u8 *buf; 3683 3684 if (wait) 3685 return -EINVAL; /* Offload for wait not supported */ 3686 3687 buf = kmalloc(data_len, GFP_KERNEL); 3688 if (!buf) 3689 return -ENOMEM; 3690 3691 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3692 if (!skb) { 3693 kfree(buf); 3694 return -ENOMEM; 3695 } 3696 3697 kfree(wmi->last_mgmt_tx_frame); 3698 memcpy(buf, data, data_len); 3699 wmi->last_mgmt_tx_frame = buf; 3700 wmi->last_mgmt_tx_frame_len = data_len; 3701 3702 ath6kl_dbg(ATH6KL_DBG_WMI, 3703 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3704 id, freq, wait, data_len); 3705 p = (struct wmi_send_mgmt_cmd *) skb->data; 3706 p->id = cpu_to_le32(id); 3707 p->freq = cpu_to_le32(freq); 3708 p->wait = cpu_to_le32(wait); 3709 p->no_cck = cpu_to_le32(no_cck); 3710 p->len = cpu_to_le16(data_len); 3711 memcpy(p->data, data, data_len); 3712 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID, 3713 NO_SYNC_WMIFLAG); 3714 } 3715 3716 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3717 u32 wait, const u8 *data, u16 data_len, 3718 u32 no_cck) 3719 { 3720 int status; 3721 struct ath6kl *ar = wmi->parent_dev; 3722 3723 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 3724 ar->fw_capabilities)) { 3725 /* 3726 * If capable of doing P2P mgmt operations using 3727 * station interface, send additional information like 3728 * supported rates to advertise and xmit rates for 3729 * probe requests 3730 */ 3731 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq, 3732 wait, data, data_len, 3733 no_cck); 3734 } else { 3735 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq, 3736 wait, data, data_len); 3737 } 3738 3739 return status; 3740 } 3741 3742 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq, 3743 const u8 *dst, const u8 *data, 3744 u16 data_len) 3745 { 3746 struct sk_buff *skb; 3747 struct wmi_p2p_probe_response_cmd *p; 3748 size_t cmd_len = sizeof(*p) + data_len; 3749 3750 if (data_len == 0) 3751 cmd_len++; /* work around target minimum length requirement */ 3752 3753 skb = ath6kl_wmi_get_new_buf(cmd_len); 3754 if (!skb) 3755 return -ENOMEM; 3756 3757 ath6kl_dbg(ATH6KL_DBG_WMI, 3758 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n", 3759 freq, dst, data_len); 3760 p = (struct wmi_p2p_probe_response_cmd *) skb->data; 3761 p->freq = cpu_to_le32(freq); 3762 memcpy(p->destination_addr, dst, ETH_ALEN); 3763 p->len = cpu_to_le16(data_len); 3764 memcpy(p->data, data, data_len); 3765 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3766 WMI_SEND_PROBE_RESPONSE_CMDID, 3767 NO_SYNC_WMIFLAG); 3768 } 3769 3770 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable) 3771 { 3772 struct sk_buff *skb; 3773 struct wmi_probe_req_report_cmd *p; 3774 3775 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3776 if (!skb) 3777 return -ENOMEM; 3778 3779 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n", 3780 enable); 3781 p = (struct wmi_probe_req_report_cmd *) skb->data; 3782 p->enable = enable ? 1 : 0; 3783 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID, 3784 NO_SYNC_WMIFLAG); 3785 } 3786 3787 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags) 3788 { 3789 struct sk_buff *skb; 3790 struct wmi_get_p2p_info *p; 3791 3792 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3793 if (!skb) 3794 return -ENOMEM; 3795 3796 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n", 3797 info_req_flags); 3798 p = (struct wmi_get_p2p_info *) skb->data; 3799 p->info_req_flags = cpu_to_le32(info_req_flags); 3800 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID, 3801 NO_SYNC_WMIFLAG); 3802 } 3803 3804 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx) 3805 { 3806 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n"); 3807 return ath6kl_wmi_simple_cmd(wmi, if_idx, 3808 WMI_CANCEL_REMAIN_ON_CHNL_CMDID); 3809 } 3810 3811 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout) 3812 { 3813 struct sk_buff *skb; 3814 struct wmi_set_inact_period_cmd *cmd; 3815 3816 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3817 if (!skb) 3818 return -ENOMEM; 3819 3820 cmd = (struct wmi_set_inact_period_cmd *) skb->data; 3821 cmd->inact_period = cpu_to_le32(inact_timeout); 3822 cmd->num_null_func = 0; 3823 3824 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID, 3825 NO_SYNC_WMIFLAG); 3826 } 3827 3828 static void ath6kl_wmi_hb_challenge_resp_event(struct wmi *wmi, u8 *datap, 3829 int len) 3830 { 3831 struct wmix_hb_challenge_resp_cmd *cmd; 3832 3833 if (len < sizeof(struct wmix_hb_challenge_resp_cmd)) 3834 return; 3835 3836 cmd = (struct wmix_hb_challenge_resp_cmd *) datap; 3837 ath6kl_recovery_hb_event(wmi->parent_dev, 3838 le32_to_cpu(cmd->cookie)); 3839 } 3840 3841 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb) 3842 { 3843 struct wmix_cmd_hdr *cmd; 3844 u32 len; 3845 u16 id; 3846 u8 *datap; 3847 int ret = 0; 3848 3849 if (skb->len < sizeof(struct wmix_cmd_hdr)) { 3850 ath6kl_err("bad packet 1\n"); 3851 return -EINVAL; 3852 } 3853 3854 cmd = (struct wmix_cmd_hdr *) skb->data; 3855 id = le32_to_cpu(cmd->cmd_id); 3856 3857 skb_pull(skb, sizeof(struct wmix_cmd_hdr)); 3858 3859 datap = skb->data; 3860 len = skb->len; 3861 3862 switch (id) { 3863 case WMIX_HB_CHALLENGE_RESP_EVENTID: 3864 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n"); 3865 ath6kl_wmi_hb_challenge_resp_event(wmi, datap, len); 3866 break; 3867 case WMIX_DBGLOG_EVENTID: 3868 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len); 3869 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len); 3870 break; 3871 default: 3872 ath6kl_warn("unknown cmd id 0x%x\n", id); 3873 ret = -EINVAL; 3874 break; 3875 } 3876 3877 return ret; 3878 } 3879 3880 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len) 3881 { 3882 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len); 3883 } 3884 3885 /* Process interface specific wmi events, caller would free the datap */ 3886 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id, 3887 u8 *datap, u32 len) 3888 { 3889 struct ath6kl_vif *vif; 3890 3891 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx); 3892 if (!vif) { 3893 ath6kl_dbg(ATH6KL_DBG_WMI, 3894 "Wmi event for unavailable vif, vif_index:%d\n", 3895 if_idx); 3896 return -EINVAL; 3897 } 3898 3899 switch (cmd_id) { 3900 case WMI_CONNECT_EVENTID: 3901 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n"); 3902 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif); 3903 case WMI_DISCONNECT_EVENTID: 3904 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n"); 3905 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif); 3906 case WMI_TKIP_MICERR_EVENTID: 3907 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n"); 3908 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif); 3909 case WMI_BSSINFO_EVENTID: 3910 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n"); 3911 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif); 3912 case WMI_NEIGHBOR_REPORT_EVENTID: 3913 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n"); 3914 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len, 3915 vif); 3916 case WMI_SCAN_COMPLETE_EVENTID: 3917 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n"); 3918 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif); 3919 case WMI_REPORT_STATISTICS_EVENTID: 3920 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n"); 3921 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif); 3922 case WMI_CAC_EVENTID: 3923 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n"); 3924 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif); 3925 case WMI_PSPOLL_EVENTID: 3926 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n"); 3927 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif); 3928 case WMI_DTIMEXPIRY_EVENTID: 3929 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n"); 3930 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif); 3931 case WMI_ADDBA_REQ_EVENTID: 3932 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n"); 3933 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif); 3934 case WMI_DELBA_REQ_EVENTID: 3935 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n"); 3936 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif); 3937 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID: 3938 ath6kl_dbg(ATH6KL_DBG_WMI, 3939 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID"); 3940 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif); 3941 case WMI_REMAIN_ON_CHNL_EVENTID: 3942 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n"); 3943 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif); 3944 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID: 3945 ath6kl_dbg(ATH6KL_DBG_WMI, 3946 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n"); 3947 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap, 3948 len, vif); 3949 case WMI_TX_STATUS_EVENTID: 3950 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n"); 3951 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif); 3952 case WMI_RX_PROBE_REQ_EVENTID: 3953 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n"); 3954 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif); 3955 case WMI_RX_ACTION_EVENTID: 3956 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n"); 3957 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif); 3958 case WMI_TXE_NOTIFY_EVENTID: 3959 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TXE_NOTIFY_EVENTID\n"); 3960 return ath6kl_wmi_txe_notify_event_rx(wmi, datap, len, vif); 3961 default: 3962 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id); 3963 return -EINVAL; 3964 } 3965 3966 return 0; 3967 } 3968 3969 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb) 3970 { 3971 struct wmi_cmd_hdr *cmd; 3972 int ret = 0; 3973 u32 len; 3974 u16 id; 3975 u8 if_idx; 3976 u8 *datap; 3977 3978 cmd = (struct wmi_cmd_hdr *) skb->data; 3979 id = le16_to_cpu(cmd->cmd_id); 3980 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK; 3981 3982 skb_pull(skb, sizeof(struct wmi_cmd_hdr)); 3983 datap = skb->data; 3984 len = skb->len; 3985 3986 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len); 3987 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ", 3988 datap, len); 3989 3990 switch (id) { 3991 case WMI_GET_BITRATE_CMDID: 3992 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n"); 3993 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len); 3994 break; 3995 case WMI_GET_CHANNEL_LIST_CMDID: 3996 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n"); 3997 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len); 3998 break; 3999 case WMI_GET_TX_PWR_CMDID: 4000 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n"); 4001 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len); 4002 break; 4003 case WMI_READY_EVENTID: 4004 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n"); 4005 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len); 4006 break; 4007 case WMI_PEER_NODE_EVENTID: 4008 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n"); 4009 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len); 4010 break; 4011 case WMI_REGDOMAIN_EVENTID: 4012 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n"); 4013 ath6kl_wmi_regdomain_event(wmi, datap, len); 4014 break; 4015 case WMI_PSTREAM_TIMEOUT_EVENTID: 4016 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n"); 4017 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len); 4018 break; 4019 case WMI_CMDERROR_EVENTID: 4020 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n"); 4021 ret = ath6kl_wmi_error_event_rx(wmi, datap, len); 4022 break; 4023 case WMI_RSSI_THRESHOLD_EVENTID: 4024 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n"); 4025 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len); 4026 break; 4027 case WMI_ERROR_REPORT_EVENTID: 4028 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n"); 4029 break; 4030 case WMI_OPT_RX_FRAME_EVENTID: 4031 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n"); 4032 /* this event has been deprecated */ 4033 break; 4034 case WMI_REPORT_ROAM_TBL_EVENTID: 4035 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n"); 4036 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len); 4037 break; 4038 case WMI_EXTENSION_EVENTID: 4039 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n"); 4040 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb); 4041 break; 4042 case WMI_CHANNEL_CHANGE_EVENTID: 4043 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n"); 4044 break; 4045 case WMI_REPORT_ROAM_DATA_EVENTID: 4046 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n"); 4047 break; 4048 case WMI_TEST_EVENTID: 4049 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n"); 4050 ret = ath6kl_wmi_test_rx(wmi, datap, len); 4051 break; 4052 case WMI_GET_FIXRATES_CMDID: 4053 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n"); 4054 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len); 4055 break; 4056 case WMI_TX_RETRY_ERR_EVENTID: 4057 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n"); 4058 break; 4059 case WMI_SNR_THRESHOLD_EVENTID: 4060 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n"); 4061 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len); 4062 break; 4063 case WMI_LQ_THRESHOLD_EVENTID: 4064 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n"); 4065 break; 4066 case WMI_APLIST_EVENTID: 4067 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n"); 4068 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len); 4069 break; 4070 case WMI_GET_KEEPALIVE_CMDID: 4071 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n"); 4072 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len); 4073 break; 4074 case WMI_GET_WOW_LIST_EVENTID: 4075 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n"); 4076 break; 4077 case WMI_GET_PMKID_LIST_EVENTID: 4078 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n"); 4079 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len); 4080 break; 4081 case WMI_SET_PARAMS_REPLY_EVENTID: 4082 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n"); 4083 break; 4084 case WMI_ADDBA_RESP_EVENTID: 4085 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n"); 4086 break; 4087 case WMI_REPORT_BTCOEX_CONFIG_EVENTID: 4088 ath6kl_dbg(ATH6KL_DBG_WMI, 4089 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n"); 4090 break; 4091 case WMI_REPORT_BTCOEX_STATS_EVENTID: 4092 ath6kl_dbg(ATH6KL_DBG_WMI, 4093 "WMI_REPORT_BTCOEX_STATS_EVENTID\n"); 4094 break; 4095 case WMI_TX_COMPLETE_EVENTID: 4096 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n"); 4097 ret = ath6kl_wmi_tx_complete_event_rx(datap, len); 4098 break; 4099 case WMI_P2P_CAPABILITIES_EVENTID: 4100 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n"); 4101 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len); 4102 break; 4103 case WMI_P2P_INFO_EVENTID: 4104 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n"); 4105 ret = ath6kl_wmi_p2p_info_event_rx(datap, len); 4106 break; 4107 default: 4108 /* may be the event is interface specific */ 4109 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len); 4110 break; 4111 } 4112 4113 dev_kfree_skb(skb); 4114 return ret; 4115 } 4116 4117 /* Control Path */ 4118 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) 4119 { 4120 if (WARN_ON(skb == NULL)) 4121 return -EINVAL; 4122 4123 if (skb->len < sizeof(struct wmi_cmd_hdr)) { 4124 ath6kl_err("bad packet 1\n"); 4125 dev_kfree_skb(skb); 4126 return -EINVAL; 4127 } 4128 4129 trace_ath6kl_wmi_event(skb->data, skb->len); 4130 4131 return ath6kl_wmi_proc_events(wmi, skb); 4132 } 4133 4134 void ath6kl_wmi_reset(struct wmi *wmi) 4135 { 4136 spin_lock_bh(&wmi->lock); 4137 4138 wmi->fat_pipe_exist = 0; 4139 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac)); 4140 4141 spin_unlock_bh(&wmi->lock); 4142 } 4143 4144 void *ath6kl_wmi_init(struct ath6kl *dev) 4145 { 4146 struct wmi *wmi; 4147 4148 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL); 4149 if (!wmi) 4150 return NULL; 4151 4152 spin_lock_init(&wmi->lock); 4153 4154 wmi->parent_dev = dev; 4155 4156 wmi->pwr_mode = REC_POWER; 4157 4158 ath6kl_wmi_reset(wmi); 4159 4160 return wmi; 4161 } 4162 4163 void ath6kl_wmi_shutdown(struct wmi *wmi) 4164 { 4165 if (!wmi) 4166 return; 4167 4168 kfree(wmi->last_mgmt_tx_frame); 4169 kfree(wmi); 4170 } 4171