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 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 780 NO_SYNC_WMIFLAG); 781 } 782 783 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) 784 { 785 struct sk_buff *skb; 786 struct roam_ctrl_cmd *cmd; 787 788 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 789 if (!skb) 790 return -ENOMEM; 791 792 cmd = (struct roam_ctrl_cmd *) skb->data; 793 794 memcpy(cmd->info.bssid, bssid, ETH_ALEN); 795 cmd->roam_ctrl = WMI_FORCE_ROAM; 796 797 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid); 798 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 799 NO_SYNC_WMIFLAG); 800 } 801 802 int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx, 803 u32 beacon_intvl) 804 { 805 struct sk_buff *skb; 806 struct set_beacon_int_cmd *cmd; 807 808 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 809 if (!skb) 810 return -ENOMEM; 811 812 cmd = (struct set_beacon_int_cmd *) skb->data; 813 814 cmd->beacon_intvl = cpu_to_le32(beacon_intvl); 815 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 816 WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG); 817 } 818 819 int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period) 820 { 821 struct sk_buff *skb; 822 struct set_dtim_cmd *cmd; 823 824 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 825 if (!skb) 826 return -ENOMEM; 827 828 cmd = (struct set_dtim_cmd *) skb->data; 829 830 cmd->dtim_period = cpu_to_le32(dtim_period); 831 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 832 WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG); 833 } 834 835 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) 836 { 837 struct sk_buff *skb; 838 struct roam_ctrl_cmd *cmd; 839 840 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 841 if (!skb) 842 return -ENOMEM; 843 844 cmd = (struct roam_ctrl_cmd *) skb->data; 845 846 cmd->info.roam_mode = mode; 847 cmd->roam_ctrl = WMI_SET_ROAM_MODE; 848 849 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode); 850 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 851 NO_SYNC_WMIFLAG); 852 } 853 854 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len, 855 struct ath6kl_vif *vif) 856 { 857 struct wmi_connect_event *ev; 858 u8 *pie, *peie; 859 860 if (len < sizeof(struct wmi_connect_event)) 861 return -EINVAL; 862 863 ev = (struct wmi_connect_event *) datap; 864 865 if (vif->nw_type == AP_NETWORK) { 866 /* AP mode start/STA connected event */ 867 struct net_device *dev = vif->ndev; 868 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) { 869 ath6kl_dbg(ATH6KL_DBG_WMI, 870 "%s: freq %d bssid %pM (AP started)\n", 871 __func__, le16_to_cpu(ev->u.ap_bss.ch), 872 ev->u.ap_bss.bssid); 873 ath6kl_connect_ap_mode_bss( 874 vif, le16_to_cpu(ev->u.ap_bss.ch)); 875 } else { 876 ath6kl_dbg(ATH6KL_DBG_WMI, 877 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n", 878 __func__, ev->u.ap_sta.aid, 879 ev->u.ap_sta.mac_addr, 880 ev->u.ap_sta.auth, 881 ev->u.ap_sta.keymgmt, 882 le16_to_cpu(ev->u.ap_sta.cipher), 883 ev->u.ap_sta.apsd_info); 884 885 ath6kl_connect_ap_mode_sta( 886 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr, 887 ev->u.ap_sta.keymgmt, 888 le16_to_cpu(ev->u.ap_sta.cipher), 889 ev->u.ap_sta.auth, ev->assoc_req_len, 890 ev->assoc_info + ev->beacon_ie_len, 891 ev->u.ap_sta.apsd_info); 892 } 893 return 0; 894 } 895 896 /* STA/IBSS mode connection event */ 897 898 ath6kl_dbg(ATH6KL_DBG_WMI, 899 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n", 900 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid, 901 le16_to_cpu(ev->u.sta.listen_intvl), 902 le16_to_cpu(ev->u.sta.beacon_intvl), 903 le32_to_cpu(ev->u.sta.nw_type)); 904 905 /* Start of assoc rsp IEs */ 906 pie = ev->assoc_info + ev->beacon_ie_len + 907 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */ 908 909 /* End of assoc rsp IEs */ 910 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len + 911 ev->assoc_resp_len; 912 913 while (pie < peie) { 914 switch (*pie) { 915 case WLAN_EID_VENDOR_SPECIFIC: 916 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 && 917 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) { 918 /* WMM OUT (00:50:F2) */ 919 if (pie[1] > 5 && 920 pie[6] == WMM_PARAM_OUI_SUBTYPE) 921 wmi->is_wmm_enabled = true; 922 } 923 break; 924 } 925 926 if (wmi->is_wmm_enabled) 927 break; 928 929 pie += pie[1] + 2; 930 } 931 932 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch), 933 ev->u.sta.bssid, 934 le16_to_cpu(ev->u.sta.listen_intvl), 935 le16_to_cpu(ev->u.sta.beacon_intvl), 936 le32_to_cpu(ev->u.sta.nw_type), 937 ev->beacon_ie_len, ev->assoc_req_len, 938 ev->assoc_resp_len, ev->assoc_info); 939 940 return 0; 941 } 942 943 static struct country_code_to_enum_rd * 944 ath6kl_regd_find_country(u16 countryCode) 945 { 946 int i; 947 948 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 949 if (allCountries[i].countryCode == countryCode) 950 return &allCountries[i]; 951 } 952 953 return NULL; 954 } 955 956 static struct reg_dmn_pair_mapping * 957 ath6kl_get_regpair(u16 regdmn) 958 { 959 int i; 960 961 if (regdmn == NO_ENUMRD) 962 return NULL; 963 964 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { 965 if (regDomainPairs[i].reg_domain == regdmn) 966 return ®DomainPairs[i]; 967 } 968 969 return NULL; 970 } 971 972 static struct country_code_to_enum_rd * 973 ath6kl_regd_find_country_by_rd(u16 regdmn) 974 { 975 int i; 976 977 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 978 if (allCountries[i].regDmnEnum == regdmn) 979 return &allCountries[i]; 980 } 981 982 return NULL; 983 } 984 985 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) 986 { 987 struct ath6kl_wmi_regdomain *ev; 988 struct country_code_to_enum_rd *country = NULL; 989 struct reg_dmn_pair_mapping *regpair = NULL; 990 char alpha2[2]; 991 u32 reg_code; 992 993 ev = (struct ath6kl_wmi_regdomain *) datap; 994 reg_code = le32_to_cpu(ev->reg_code); 995 996 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) { 997 country = ath6kl_regd_find_country((u16) reg_code); 998 } else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { 999 regpair = ath6kl_get_regpair((u16) reg_code); 1000 country = ath6kl_regd_find_country_by_rd((u16) reg_code); 1001 if (regpair) 1002 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", 1003 regpair->reg_domain); 1004 else 1005 ath6kl_warn("Regpair not found reg_code 0x%0x\n", 1006 reg_code); 1007 } 1008 1009 if (country && wmi->parent_dev->wiphy_registered) { 1010 alpha2[0] = country->isoName[0]; 1011 alpha2[1] = country->isoName[1]; 1012 1013 regulatory_hint(wmi->parent_dev->wiphy, alpha2); 1014 1015 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n", 1016 alpha2[0], alpha2[1]); 1017 } 1018 } 1019 1020 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len, 1021 struct ath6kl_vif *vif) 1022 { 1023 struct wmi_disconnect_event *ev; 1024 wmi->traffic_class = 100; 1025 1026 if (len < sizeof(struct wmi_disconnect_event)) 1027 return -EINVAL; 1028 1029 ev = (struct wmi_disconnect_event *) datap; 1030 1031 ath6kl_dbg(ATH6KL_DBG_WMI, 1032 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n", 1033 le16_to_cpu(ev->proto_reason_status), ev->bssid, 1034 ev->disconn_reason, ev->assoc_resp_len); 1035 1036 wmi->is_wmm_enabled = false; 1037 1038 ath6kl_disconnect_event(vif, ev->disconn_reason, 1039 ev->bssid, ev->assoc_resp_len, ev->assoc_info, 1040 le16_to_cpu(ev->proto_reason_status)); 1041 1042 return 0; 1043 } 1044 1045 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len) 1046 { 1047 struct wmi_peer_node_event *ev; 1048 1049 if (len < sizeof(struct wmi_peer_node_event)) 1050 return -EINVAL; 1051 1052 ev = (struct wmi_peer_node_event *) datap; 1053 1054 if (ev->event_code == PEER_NODE_JOIN_EVENT) 1055 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n", 1056 ev->peer_mac_addr); 1057 else if (ev->event_code == PEER_NODE_LEAVE_EVENT) 1058 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n", 1059 ev->peer_mac_addr); 1060 1061 return 0; 1062 } 1063 1064 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len, 1065 struct ath6kl_vif *vif) 1066 { 1067 struct wmi_tkip_micerr_event *ev; 1068 1069 if (len < sizeof(struct wmi_tkip_micerr_event)) 1070 return -EINVAL; 1071 1072 ev = (struct wmi_tkip_micerr_event *) datap; 1073 1074 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast); 1075 1076 return 0; 1077 } 1078 1079 void ath6kl_wmi_sscan_timer(struct timer_list *t) 1080 { 1081 struct ath6kl_vif *vif = from_timer(vif, t, sched_scan_timer); 1082 1083 cfg80211_sched_scan_results(vif->ar->wiphy, 0); 1084 } 1085 1086 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, 1087 struct ath6kl_vif *vif) 1088 { 1089 struct wmi_bss_info_hdr2 *bih; 1090 u8 *buf; 1091 struct ieee80211_channel *channel; 1092 struct ath6kl *ar = wmi->parent_dev; 1093 struct cfg80211_bss *bss; 1094 1095 if (len <= sizeof(struct wmi_bss_info_hdr2)) 1096 return -EINVAL; 1097 1098 bih = (struct wmi_bss_info_hdr2 *) datap; 1099 buf = datap + sizeof(struct wmi_bss_info_hdr2); 1100 len -= sizeof(struct wmi_bss_info_hdr2); 1101 1102 ath6kl_dbg(ATH6KL_DBG_WMI, 1103 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" " 1104 "frame_type=%d\n", 1105 bih->ch, bih->snr, bih->snr - 95, bih->bssid, 1106 bih->frame_type); 1107 1108 if (bih->frame_type != BEACON_FTYPE && 1109 bih->frame_type != PROBERESP_FTYPE) 1110 return 0; /* Only update BSS table for now */ 1111 1112 if (bih->frame_type == BEACON_FTYPE && 1113 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) { 1114 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 1115 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 1116 NONE_BSS_FILTER, 0); 1117 } 1118 1119 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch)); 1120 if (channel == NULL) 1121 return -EINVAL; 1122 1123 if (len < 8 + 2 + 2) 1124 return -EINVAL; 1125 1126 if (bih->frame_type == BEACON_FTYPE && 1127 test_bit(CONNECTED, &vif->flags) && 1128 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) { 1129 const u8 *tim; 1130 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2, 1131 len - 8 - 2 - 2); 1132 if (tim && tim[1] >= 2) { 1133 vif->assoc_bss_dtim_period = tim[3]; 1134 set_bit(DTIM_PERIOD_AVAIL, &vif->flags); 1135 } 1136 } 1137 1138 bss = cfg80211_inform_bss(ar->wiphy, channel, 1139 bih->frame_type == BEACON_FTYPE ? 1140 CFG80211_BSS_FTYPE_BEACON : 1141 CFG80211_BSS_FTYPE_PRESP, 1142 bih->bssid, get_unaligned_le64((__le64 *)buf), 1143 get_unaligned_le16(((__le16 *)buf) + 5), 1144 get_unaligned_le16(((__le16 *)buf) + 4), 1145 buf + 8 + 2 + 2, len - 8 - 2 - 2, 1146 (bih->snr - 95) * 100, GFP_ATOMIC); 1147 if (bss == NULL) 1148 return -ENOMEM; 1149 cfg80211_put_bss(ar->wiphy, bss); 1150 1151 /* 1152 * Firmware doesn't return any event when scheduled scan has 1153 * finished, so we need to use a timer to find out when there are 1154 * no more results. 1155 * 1156 * The timer is started from the first bss info received, otherwise 1157 * the timer would not ever fire if the scan interval is short 1158 * enough. 1159 */ 1160 if (test_bit(SCHED_SCANNING, &vif->flags) && 1161 !timer_pending(&vif->sched_scan_timer)) { 1162 mod_timer(&vif->sched_scan_timer, jiffies + 1163 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY)); 1164 } 1165 1166 return 0; 1167 } 1168 1169 /* Inactivity timeout of a fatpipe(pstream) at the target */ 1170 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, 1171 int len) 1172 { 1173 struct wmi_pstream_timeout_event *ev; 1174 1175 if (len < sizeof(struct wmi_pstream_timeout_event)) 1176 return -EINVAL; 1177 1178 ev = (struct wmi_pstream_timeout_event *) datap; 1179 1180 /* 1181 * When the pstream (fat pipe == AC) timesout, it means there were 1182 * no thinStreams within this pstream & it got implicitly created 1183 * due to data flow on this AC. We start the inactivity timer only 1184 * for implicitly created pstream. Just reset the host state. 1185 */ 1186 spin_lock_bh(&wmi->lock); 1187 wmi->stream_exist_for_ac[ev->traffic_class] = 0; 1188 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class); 1189 spin_unlock_bh(&wmi->lock); 1190 1191 /* Indicate inactivity to driver layer for this fatpipe (pstream) */ 1192 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false); 1193 1194 return 0; 1195 } 1196 1197 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len) 1198 { 1199 struct wmi_bit_rate_reply *reply; 1200 s32 rate; 1201 u32 sgi, index; 1202 1203 if (len < sizeof(struct wmi_bit_rate_reply)) 1204 return -EINVAL; 1205 1206 reply = (struct wmi_bit_rate_reply *) datap; 1207 1208 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index); 1209 1210 if (reply->rate_index == (s8) RATE_AUTO) { 1211 rate = RATE_AUTO; 1212 } else { 1213 index = reply->rate_index & 0x7f; 1214 if (WARN_ON_ONCE(index > (RATE_MCS_7_40 + 1))) 1215 return -EINVAL; 1216 1217 sgi = (reply->rate_index & 0x80) ? 1 : 0; 1218 rate = wmi_rate_tbl[index][sgi]; 1219 } 1220 1221 ath6kl_wakeup_event(wmi->parent_dev); 1222 1223 return 0; 1224 } 1225 1226 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len) 1227 { 1228 ath6kl_tm_rx_event(wmi->parent_dev, datap, len); 1229 1230 return 0; 1231 } 1232 1233 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len) 1234 { 1235 if (len < sizeof(struct wmi_fix_rates_reply)) 1236 return -EINVAL; 1237 1238 ath6kl_wakeup_event(wmi->parent_dev); 1239 1240 return 0; 1241 } 1242 1243 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len) 1244 { 1245 if (len < sizeof(struct wmi_channel_list_reply)) 1246 return -EINVAL; 1247 1248 ath6kl_wakeup_event(wmi->parent_dev); 1249 1250 return 0; 1251 } 1252 1253 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len) 1254 { 1255 struct wmi_tx_pwr_reply *reply; 1256 1257 if (len < sizeof(struct wmi_tx_pwr_reply)) 1258 return -EINVAL; 1259 1260 reply = (struct wmi_tx_pwr_reply *) datap; 1261 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM); 1262 1263 return 0; 1264 } 1265 1266 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len) 1267 { 1268 if (len < sizeof(struct wmi_get_keepalive_cmd)) 1269 return -EINVAL; 1270 1271 ath6kl_wakeup_event(wmi->parent_dev); 1272 1273 return 0; 1274 } 1275 1276 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len, 1277 struct ath6kl_vif *vif) 1278 { 1279 struct wmi_scan_complete_event *ev; 1280 1281 ev = (struct wmi_scan_complete_event *) datap; 1282 1283 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status)); 1284 wmi->is_probe_ssid = false; 1285 1286 return 0; 1287 } 1288 1289 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap, 1290 int len, struct ath6kl_vif *vif) 1291 { 1292 struct wmi_neighbor_report_event *ev; 1293 u8 i; 1294 1295 if (len < sizeof(*ev)) 1296 return -EINVAL; 1297 ev = (struct wmi_neighbor_report_event *) datap; 1298 if (struct_size(ev, neighbor, ev->num_neighbors) > len) { 1299 ath6kl_dbg(ATH6KL_DBG_WMI, 1300 "truncated neighbor event (num=%d len=%d)\n", 1301 ev->num_neighbors, len); 1302 return -EINVAL; 1303 } 1304 for (i = 0; i < ev->num_neighbors; i++) { 1305 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n", 1306 i + 1, ev->num_neighbors, ev->neighbor[i].bssid, 1307 ev->neighbor[i].bss_flags); 1308 cfg80211_pmksa_candidate_notify(vif->ndev, i, 1309 ev->neighbor[i].bssid, 1310 !!(ev->neighbor[i].bss_flags & 1311 WMI_PREAUTH_CAPABLE_BSS), 1312 GFP_ATOMIC); 1313 } 1314 1315 return 0; 1316 } 1317 1318 /* 1319 * Target is reporting a programming error. This is for 1320 * developer aid only. Target only checks a few common violations 1321 * and it is responsibility of host to do all error checking. 1322 * Behavior of target after wmi error event is undefined. 1323 * A reset is recommended. 1324 */ 1325 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len) 1326 { 1327 const char *type = "unknown error"; 1328 struct wmi_cmd_error_event *ev; 1329 ev = (struct wmi_cmd_error_event *) datap; 1330 1331 switch (ev->err_code) { 1332 case INVALID_PARAM: 1333 type = "invalid parameter"; 1334 break; 1335 case ILLEGAL_STATE: 1336 type = "invalid state"; 1337 break; 1338 case INTERNAL_ERROR: 1339 type = "internal error"; 1340 break; 1341 } 1342 1343 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n", 1344 ev->cmd_id, type); 1345 1346 return 0; 1347 } 1348 1349 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len, 1350 struct ath6kl_vif *vif) 1351 { 1352 ath6kl_tgt_stats_event(vif, datap, len); 1353 1354 return 0; 1355 } 1356 1357 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi, 1358 struct sq_threshold_params *sq_thresh, 1359 u32 size) 1360 { 1361 u32 index; 1362 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1]; 1363 1364 /* The list is already in sorted order. Get the next lower value */ 1365 for (index = 0; index < size; index++) { 1366 if (rssi < sq_thresh->upper_threshold[index]) { 1367 threshold = (u8) sq_thresh->upper_threshold[index]; 1368 break; 1369 } 1370 } 1371 1372 return threshold; 1373 } 1374 1375 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi, 1376 struct sq_threshold_params *sq_thresh, 1377 u32 size) 1378 { 1379 u32 index; 1380 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1]; 1381 1382 /* The list is already in sorted order. Get the next lower value */ 1383 for (index = 0; index < size; index++) { 1384 if (rssi > sq_thresh->lower_threshold[index]) { 1385 threshold = (u8) sq_thresh->lower_threshold[index]; 1386 break; 1387 } 1388 } 1389 1390 return threshold; 1391 } 1392 1393 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi, 1394 struct wmi_rssi_threshold_params_cmd *rssi_cmd) 1395 { 1396 struct sk_buff *skb; 1397 struct wmi_rssi_threshold_params_cmd *cmd; 1398 1399 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1400 if (!skb) 1401 return -ENOMEM; 1402 1403 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data; 1404 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd)); 1405 1406 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID, 1407 NO_SYNC_WMIFLAG); 1408 } 1409 1410 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap, 1411 int len) 1412 { 1413 struct wmi_rssi_threshold_event *reply; 1414 struct wmi_rssi_threshold_params_cmd cmd; 1415 struct sq_threshold_params *sq_thresh; 1416 enum wmi_rssi_threshold_val new_threshold; 1417 u8 upper_rssi_threshold, lower_rssi_threshold; 1418 s16 rssi; 1419 int ret; 1420 1421 if (len < sizeof(struct wmi_rssi_threshold_event)) 1422 return -EINVAL; 1423 1424 reply = (struct wmi_rssi_threshold_event *) datap; 1425 new_threshold = (enum wmi_rssi_threshold_val) reply->range; 1426 rssi = a_sle16_to_cpu(reply->rssi); 1427 1428 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI]; 1429 1430 /* 1431 * Identify the threshold breached and communicate that to the app. 1432 * After that install a new set of thresholds based on the signal 1433 * quality reported by the target 1434 */ 1435 if (new_threshold) { 1436 /* Upper threshold breached */ 1437 if (rssi < sq_thresh->upper_threshold[0]) { 1438 ath6kl_dbg(ATH6KL_DBG_WMI, 1439 "spurious upper rssi threshold event: %d\n", 1440 rssi); 1441 } else if ((rssi < sq_thresh->upper_threshold[1]) && 1442 (rssi >= sq_thresh->upper_threshold[0])) { 1443 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE; 1444 } else if ((rssi < sq_thresh->upper_threshold[2]) && 1445 (rssi >= sq_thresh->upper_threshold[1])) { 1446 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE; 1447 } else if ((rssi < sq_thresh->upper_threshold[3]) && 1448 (rssi >= sq_thresh->upper_threshold[2])) { 1449 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE; 1450 } else if ((rssi < sq_thresh->upper_threshold[4]) && 1451 (rssi >= sq_thresh->upper_threshold[3])) { 1452 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE; 1453 } else if ((rssi < sq_thresh->upper_threshold[5]) && 1454 (rssi >= sq_thresh->upper_threshold[4])) { 1455 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE; 1456 } else if (rssi >= sq_thresh->upper_threshold[5]) { 1457 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE; 1458 } 1459 } else { 1460 /* Lower threshold breached */ 1461 if (rssi > sq_thresh->lower_threshold[0]) { 1462 ath6kl_dbg(ATH6KL_DBG_WMI, 1463 "spurious lower rssi threshold event: %d %d\n", 1464 rssi, sq_thresh->lower_threshold[0]); 1465 } else if ((rssi > sq_thresh->lower_threshold[1]) && 1466 (rssi <= sq_thresh->lower_threshold[0])) { 1467 new_threshold = WMI_RSSI_THRESHOLD6_BELOW; 1468 } else if ((rssi > sq_thresh->lower_threshold[2]) && 1469 (rssi <= sq_thresh->lower_threshold[1])) { 1470 new_threshold = WMI_RSSI_THRESHOLD5_BELOW; 1471 } else if ((rssi > sq_thresh->lower_threshold[3]) && 1472 (rssi <= sq_thresh->lower_threshold[2])) { 1473 new_threshold = WMI_RSSI_THRESHOLD4_BELOW; 1474 } else if ((rssi > sq_thresh->lower_threshold[4]) && 1475 (rssi <= sq_thresh->lower_threshold[3])) { 1476 new_threshold = WMI_RSSI_THRESHOLD3_BELOW; 1477 } else if ((rssi > sq_thresh->lower_threshold[5]) && 1478 (rssi <= sq_thresh->lower_threshold[4])) { 1479 new_threshold = WMI_RSSI_THRESHOLD2_BELOW; 1480 } else if (rssi <= sq_thresh->lower_threshold[5]) { 1481 new_threshold = WMI_RSSI_THRESHOLD1_BELOW; 1482 } 1483 } 1484 1485 /* Calculate and install the next set of thresholds */ 1486 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh, 1487 sq_thresh->lower_threshold_valid_count); 1488 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh, 1489 sq_thresh->upper_threshold_valid_count); 1490 1491 /* Issue a wmi command to install the thresholds */ 1492 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold); 1493 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold); 1494 cmd.weight = sq_thresh->weight; 1495 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1496 1497 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd); 1498 if (ret) { 1499 ath6kl_err("unable to configure rssi thresholds\n"); 1500 return -EIO; 1501 } 1502 1503 return 0; 1504 } 1505 1506 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, 1507 struct ath6kl_vif *vif) 1508 { 1509 struct wmi_cac_event *reply; 1510 struct ieee80211_tspec_ie *ts; 1511 u16 active_tsids, tsinfo; 1512 u8 tsid, index; 1513 u8 ts_id; 1514 1515 if (len < sizeof(struct wmi_cac_event)) 1516 return -EINVAL; 1517 1518 reply = (struct wmi_cac_event *) datap; 1519 1520 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && 1521 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { 1522 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1523 tsinfo = le16_to_cpu(ts->tsinfo); 1524 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1525 IEEE80211_WMM_IE_TSPEC_TID_MASK; 1526 1527 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1528 reply->ac, tsid); 1529 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) { 1530 /* 1531 * Following assumes that there is only one outstanding 1532 * ADDTS request when this event is received 1533 */ 1534 spin_lock_bh(&wmi->lock); 1535 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1536 spin_unlock_bh(&wmi->lock); 1537 1538 for (index = 0; index < sizeof(active_tsids) * 8; index++) { 1539 if ((active_tsids >> index) & 1) 1540 break; 1541 } 1542 if (index < (sizeof(active_tsids) * 8)) 1543 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1544 reply->ac, index); 1545 } 1546 1547 /* 1548 * Clear active tsids and Add missing handling 1549 * for delete qos stream from AP 1550 */ 1551 else if (reply->cac_indication == CAC_INDICATION_DELETE) { 1552 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1553 tsinfo = le16_to_cpu(ts->tsinfo); 1554 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1555 IEEE80211_WMM_IE_TSPEC_TID_MASK); 1556 1557 spin_lock_bh(&wmi->lock); 1558 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id); 1559 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1560 spin_unlock_bh(&wmi->lock); 1561 1562 /* Indicate stream inactivity to driver layer only if all tsids 1563 * within this AC are deleted. 1564 */ 1565 if (!active_tsids) { 1566 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac, 1567 false); 1568 wmi->fat_pipe_exist &= ~(1 << reply->ac); 1569 } 1570 } 1571 1572 return 0; 1573 } 1574 1575 static int ath6kl_wmi_txe_notify_event_rx(struct wmi *wmi, u8 *datap, int len, 1576 struct ath6kl_vif *vif) 1577 { 1578 struct wmi_txe_notify_event *ev; 1579 u32 rate, pkts; 1580 1581 if (len < sizeof(*ev)) 1582 return -EINVAL; 1583 1584 if (vif->nw_type != INFRA_NETWORK || 1585 !test_bit(ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY, 1586 vif->ar->fw_capabilities)) 1587 return -EOPNOTSUPP; 1588 1589 if (vif->sme_state != SME_CONNECTED) 1590 return -ENOTCONN; 1591 1592 ev = (struct wmi_txe_notify_event *) datap; 1593 rate = le32_to_cpu(ev->rate); 1594 pkts = le32_to_cpu(ev->pkts); 1595 1596 ath6kl_dbg(ATH6KL_DBG_WMI, "TXE notify event: peer %pM rate %d%% pkts %d intvl %ds\n", 1597 vif->bssid, rate, pkts, vif->txe_intvl); 1598 1599 cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts, 1600 rate, vif->txe_intvl, GFP_KERNEL); 1601 1602 return 0; 1603 } 1604 1605 int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx, 1606 u32 rate, u32 pkts, u32 intvl) 1607 { 1608 struct sk_buff *skb; 1609 struct wmi_txe_notify_cmd *cmd; 1610 1611 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1612 if (!skb) 1613 return -ENOMEM; 1614 1615 cmd = (struct wmi_txe_notify_cmd *) skb->data; 1616 cmd->rate = cpu_to_le32(rate); 1617 cmd->pkts = cpu_to_le32(pkts); 1618 cmd->intvl = cpu_to_le32(intvl); 1619 1620 return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_TXE_NOTIFY_CMDID, 1621 NO_SYNC_WMIFLAG); 1622 } 1623 1624 int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi) 1625 { 1626 struct sk_buff *skb; 1627 struct wmi_set_rssi_filter_cmd *cmd; 1628 int ret; 1629 1630 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1631 if (!skb) 1632 return -ENOMEM; 1633 1634 cmd = (struct wmi_set_rssi_filter_cmd *) skb->data; 1635 cmd->rssi = rssi; 1636 1637 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_RSSI_FILTER_CMDID, 1638 NO_SYNC_WMIFLAG); 1639 return ret; 1640 } 1641 1642 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi, 1643 struct wmi_snr_threshold_params_cmd *snr_cmd) 1644 { 1645 struct sk_buff *skb; 1646 struct wmi_snr_threshold_params_cmd *cmd; 1647 1648 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1649 if (!skb) 1650 return -ENOMEM; 1651 1652 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data; 1653 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd)); 1654 1655 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID, 1656 NO_SYNC_WMIFLAG); 1657 } 1658 1659 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap, 1660 int len) 1661 { 1662 struct wmi_snr_threshold_event *reply; 1663 struct sq_threshold_params *sq_thresh; 1664 struct wmi_snr_threshold_params_cmd cmd; 1665 enum wmi_snr_threshold_val new_threshold; 1666 u8 upper_snr_threshold, lower_snr_threshold; 1667 s16 snr; 1668 int ret; 1669 1670 if (len < sizeof(struct wmi_snr_threshold_event)) 1671 return -EINVAL; 1672 1673 reply = (struct wmi_snr_threshold_event *) datap; 1674 1675 new_threshold = (enum wmi_snr_threshold_val) reply->range; 1676 snr = reply->snr; 1677 1678 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR]; 1679 1680 /* 1681 * Identify the threshold breached and communicate that to the app. 1682 * After that install a new set of thresholds based on the signal 1683 * quality reported by the target. 1684 */ 1685 if (new_threshold) { 1686 /* Upper threshold breached */ 1687 if (snr < sq_thresh->upper_threshold[0]) { 1688 ath6kl_dbg(ATH6KL_DBG_WMI, 1689 "spurious upper snr threshold event: %d\n", 1690 snr); 1691 } else if ((snr < sq_thresh->upper_threshold[1]) && 1692 (snr >= sq_thresh->upper_threshold[0])) { 1693 new_threshold = WMI_SNR_THRESHOLD1_ABOVE; 1694 } else if ((snr < sq_thresh->upper_threshold[2]) && 1695 (snr >= sq_thresh->upper_threshold[1])) { 1696 new_threshold = WMI_SNR_THRESHOLD2_ABOVE; 1697 } else if ((snr < sq_thresh->upper_threshold[3]) && 1698 (snr >= sq_thresh->upper_threshold[2])) { 1699 new_threshold = WMI_SNR_THRESHOLD3_ABOVE; 1700 } else if (snr >= sq_thresh->upper_threshold[3]) { 1701 new_threshold = WMI_SNR_THRESHOLD4_ABOVE; 1702 } 1703 } else { 1704 /* Lower threshold breached */ 1705 if (snr > sq_thresh->lower_threshold[0]) { 1706 ath6kl_dbg(ATH6KL_DBG_WMI, 1707 "spurious lower snr threshold event: %d\n", 1708 sq_thresh->lower_threshold[0]); 1709 } else if ((snr > sq_thresh->lower_threshold[1]) && 1710 (snr <= sq_thresh->lower_threshold[0])) { 1711 new_threshold = WMI_SNR_THRESHOLD4_BELOW; 1712 } else if ((snr > sq_thresh->lower_threshold[2]) && 1713 (snr <= sq_thresh->lower_threshold[1])) { 1714 new_threshold = WMI_SNR_THRESHOLD3_BELOW; 1715 } else if ((snr > sq_thresh->lower_threshold[3]) && 1716 (snr <= sq_thresh->lower_threshold[2])) { 1717 new_threshold = WMI_SNR_THRESHOLD2_BELOW; 1718 } else if (snr <= sq_thresh->lower_threshold[3]) { 1719 new_threshold = WMI_SNR_THRESHOLD1_BELOW; 1720 } 1721 } 1722 1723 /* Calculate and install the next set of thresholds */ 1724 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh, 1725 sq_thresh->lower_threshold_valid_count); 1726 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh, 1727 sq_thresh->upper_threshold_valid_count); 1728 1729 /* Issue a wmi command to install the thresholds */ 1730 cmd.thresh_above1_val = upper_snr_threshold; 1731 cmd.thresh_below1_val = lower_snr_threshold; 1732 cmd.weight = sq_thresh->weight; 1733 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1734 1735 ath6kl_dbg(ATH6KL_DBG_WMI, 1736 "snr: %d, threshold: %d, lower: %d, upper: %d\n", 1737 snr, new_threshold, 1738 lower_snr_threshold, upper_snr_threshold); 1739 1740 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd); 1741 if (ret) { 1742 ath6kl_err("unable to configure snr threshold\n"); 1743 return -EIO; 1744 } 1745 1746 return 0; 1747 } 1748 1749 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len) 1750 { 1751 u16 ap_info_entry_size; 1752 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap; 1753 struct wmi_ap_info_v1 *ap_info_v1; 1754 u8 index; 1755 1756 if (len < sizeof(struct wmi_aplist_event) || 1757 ev->ap_list_ver != APLIST_VER1) 1758 return -EINVAL; 1759 1760 ap_info_entry_size = sizeof(struct wmi_ap_info_v1); 1761 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list; 1762 1763 ath6kl_dbg(ATH6KL_DBG_WMI, 1764 "number of APs in aplist event: %d\n", ev->num_ap); 1765 1766 if (len < (int) (sizeof(struct wmi_aplist_event) + 1767 (ev->num_ap - 1) * ap_info_entry_size)) 1768 return -EINVAL; 1769 1770 /* AP list version 1 contents */ 1771 for (index = 0; index < ev->num_ap; index++) { 1772 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n", 1773 index, ap_info_v1->bssid, ap_info_v1->channel); 1774 ap_info_v1++; 1775 } 1776 1777 return 0; 1778 } 1779 1780 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb, 1781 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag) 1782 { 1783 struct wmi_cmd_hdr *cmd_hdr; 1784 enum htc_endpoint_id ep_id = wmi->ep_id; 1785 int ret; 1786 u16 info1; 1787 1788 if (WARN_ON(skb == NULL || 1789 (if_idx > (wmi->parent_dev->vif_max - 1)))) { 1790 dev_kfree_skb(skb); 1791 return -EINVAL; 1792 } 1793 1794 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n", 1795 cmd_id, skb->len, sync_flag); 1796 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ", 1797 skb->data, skb->len); 1798 1799 if (sync_flag >= END_WMIFLAG) { 1800 dev_kfree_skb(skb); 1801 return -EINVAL; 1802 } 1803 1804 if ((sync_flag == SYNC_BEFORE_WMIFLAG) || 1805 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1806 /* 1807 * Make sure all data currently queued is transmitted before 1808 * the cmd execution. Establish a new sync point. 1809 */ 1810 ath6kl_wmi_sync_point(wmi, if_idx); 1811 } 1812 1813 skb_push(skb, sizeof(struct wmi_cmd_hdr)); 1814 1815 cmd_hdr = (struct wmi_cmd_hdr *) skb->data; 1816 cmd_hdr->cmd_id = cpu_to_le16(cmd_id); 1817 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK; 1818 cmd_hdr->info1 = cpu_to_le16(info1); 1819 1820 /* Only for OPT_TX_CMD, use BE endpoint. */ 1821 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) { 1822 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, 1823 false, false, 0, NULL, if_idx); 1824 if (ret) { 1825 dev_kfree_skb(skb); 1826 return ret; 1827 } 1828 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE); 1829 } 1830 1831 ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 1832 1833 if ((sync_flag == SYNC_AFTER_WMIFLAG) || 1834 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1835 /* 1836 * Make sure all new data queued waits for the command to 1837 * execute. Establish a new sync point. 1838 */ 1839 ath6kl_wmi_sync_point(wmi, if_idx); 1840 } 1841 1842 return 0; 1843 } 1844 1845 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx, 1846 enum network_type nw_type, 1847 enum dot11_auth_mode dot11_auth_mode, 1848 enum auth_mode auth_mode, 1849 enum ath6kl_crypto_type pairwise_crypto, 1850 u8 pairwise_crypto_len, 1851 enum ath6kl_crypto_type group_crypto, 1852 u8 group_crypto_len, int ssid_len, u8 *ssid, 1853 u8 *bssid, u16 channel, u32 ctrl_flags, 1854 u8 nw_subtype) 1855 { 1856 struct sk_buff *skb; 1857 struct wmi_connect_cmd *cc; 1858 int ret; 1859 1860 ath6kl_dbg(ATH6KL_DBG_WMI, 1861 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d " 1862 "type %d dot11_auth %d auth %d pairwise %d group %d\n", 1863 bssid, channel, ctrl_flags, ssid_len, nw_type, 1864 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto); 1865 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len); 1866 1867 wmi->traffic_class = 100; 1868 1869 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT)) 1870 return -EINVAL; 1871 1872 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT)) 1873 return -EINVAL; 1874 1875 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd)); 1876 if (!skb) 1877 return -ENOMEM; 1878 1879 cc = (struct wmi_connect_cmd *) skb->data; 1880 1881 if (ssid_len) 1882 memcpy(cc->ssid, ssid, ssid_len); 1883 1884 cc->ssid_len = ssid_len; 1885 cc->nw_type = nw_type; 1886 cc->dot11_auth_mode = dot11_auth_mode; 1887 cc->auth_mode = auth_mode; 1888 cc->prwise_crypto_type = pairwise_crypto; 1889 cc->prwise_crypto_len = pairwise_crypto_len; 1890 cc->grp_crypto_type = group_crypto; 1891 cc->grp_crypto_len = group_crypto_len; 1892 cc->ch = cpu_to_le16(channel); 1893 cc->ctrl_flags = cpu_to_le32(ctrl_flags); 1894 cc->nw_subtype = nw_subtype; 1895 1896 if (bssid != NULL) 1897 memcpy(cc->bssid, bssid, ETH_ALEN); 1898 1899 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID, 1900 NO_SYNC_WMIFLAG); 1901 1902 return ret; 1903 } 1904 1905 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid, 1906 u16 channel) 1907 { 1908 struct sk_buff *skb; 1909 struct wmi_reconnect_cmd *cc; 1910 int ret; 1911 1912 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n", 1913 bssid, channel); 1914 1915 wmi->traffic_class = 100; 1916 1917 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd)); 1918 if (!skb) 1919 return -ENOMEM; 1920 1921 cc = (struct wmi_reconnect_cmd *) skb->data; 1922 cc->channel = cpu_to_le16(channel); 1923 1924 if (bssid != NULL) 1925 memcpy(cc->bssid, bssid, ETH_ALEN); 1926 1927 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID, 1928 NO_SYNC_WMIFLAG); 1929 1930 return ret; 1931 } 1932 1933 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx) 1934 { 1935 int ret; 1936 1937 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n"); 1938 1939 wmi->traffic_class = 100; 1940 1941 /* Disconnect command does not need to do a SYNC before. */ 1942 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID); 1943 1944 return ret; 1945 } 1946 1947 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use 1948 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P 1949 * mgmt operations using station interface. 1950 */ 1951 static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx, 1952 enum wmi_scan_type scan_type, 1953 u32 force_fgscan, u32 is_legacy, 1954 u32 home_dwell_time, 1955 u32 force_scan_interval, 1956 s8 num_chan, u16 *ch_list) 1957 { 1958 struct sk_buff *skb; 1959 struct wmi_start_scan_cmd *sc; 1960 s8 size; 1961 int i, ret; 1962 1963 size = sizeof(struct wmi_start_scan_cmd); 1964 1965 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1966 return -EINVAL; 1967 1968 if (num_chan > WMI_MAX_CHANNELS) 1969 return -EINVAL; 1970 1971 if (num_chan) 1972 size += sizeof(u16) * (num_chan - 1); 1973 1974 skb = ath6kl_wmi_get_new_buf(size); 1975 if (!skb) 1976 return -ENOMEM; 1977 1978 sc = (struct wmi_start_scan_cmd *) skb->data; 1979 sc->scan_type = scan_type; 1980 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1981 sc->is_legacy = cpu_to_le32(is_legacy); 1982 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1983 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 1984 sc->num_ch = num_chan; 1985 1986 for (i = 0; i < num_chan; i++) 1987 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 1988 1989 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID, 1990 NO_SYNC_WMIFLAG); 1991 1992 return ret; 1993 } 1994 1995 /* 1996 * beginscan supports (compared to old startscan) P2P mgmt operations using 1997 * station interface, send additional information like supported rates to 1998 * advertise and xmit rates for probe requests 1999 */ 2000 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, 2001 enum wmi_scan_type scan_type, 2002 u32 force_fgscan, u32 is_legacy, 2003 u32 home_dwell_time, u32 force_scan_interval, 2004 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates) 2005 { 2006 struct ieee80211_supported_band *sband; 2007 struct sk_buff *skb; 2008 struct wmi_begin_scan_cmd *sc; 2009 s8 size, *supp_rates; 2010 int i, band, ret; 2011 struct ath6kl *ar = wmi->parent_dev; 2012 int num_rates; 2013 u32 ratemask; 2014 2015 if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 2016 ar->fw_capabilities)) { 2017 return ath6kl_wmi_startscan_cmd(wmi, if_idx, 2018 scan_type, force_fgscan, 2019 is_legacy, home_dwell_time, 2020 force_scan_interval, 2021 num_chan, ch_list); 2022 } 2023 2024 size = sizeof(struct wmi_begin_scan_cmd); 2025 2026 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 2027 return -EINVAL; 2028 2029 if (num_chan > WMI_MAX_CHANNELS) 2030 return -EINVAL; 2031 2032 if (num_chan) 2033 size += sizeof(u16) * (num_chan - 1); 2034 2035 skb = ath6kl_wmi_get_new_buf(size); 2036 if (!skb) 2037 return -ENOMEM; 2038 2039 sc = (struct wmi_begin_scan_cmd *) skb->data; 2040 sc->scan_type = scan_type; 2041 sc->force_fg_scan = cpu_to_le32(force_fgscan); 2042 sc->is_legacy = cpu_to_le32(is_legacy); 2043 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 2044 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 2045 sc->no_cck = cpu_to_le32(no_cck); 2046 sc->num_ch = num_chan; 2047 2048 for (band = 0; band < NUM_NL80211_BANDS; band++) { 2049 sband = ar->wiphy->bands[band]; 2050 2051 if (!sband) 2052 continue; 2053 2054 if (WARN_ON(band >= ATH6KL_NUM_BANDS)) 2055 break; 2056 2057 ratemask = rates[band]; 2058 supp_rates = sc->supp_rates[band].rates; 2059 num_rates = 0; 2060 2061 for (i = 0; i < sband->n_bitrates; i++) { 2062 if ((BIT(i) & ratemask) == 0) 2063 continue; /* skip rate */ 2064 supp_rates[num_rates++] = 2065 (u8) (sband->bitrates[i].bitrate / 5); 2066 } 2067 sc->supp_rates[band].nrates = num_rates; 2068 } 2069 2070 for (i = 0; i < num_chan; i++) 2071 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 2072 2073 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID, 2074 NO_SYNC_WMIFLAG); 2075 2076 return ret; 2077 } 2078 2079 int ath6kl_wmi_enable_sched_scan_cmd(struct wmi *wmi, u8 if_idx, bool enable) 2080 { 2081 struct sk_buff *skb; 2082 struct wmi_enable_sched_scan_cmd *sc; 2083 int ret; 2084 2085 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2086 if (!skb) 2087 return -ENOMEM; 2088 2089 ath6kl_dbg(ATH6KL_DBG_WMI, "%s scheduled scan on vif %d\n", 2090 enable ? "enabling" : "disabling", if_idx); 2091 sc = (struct wmi_enable_sched_scan_cmd *) skb->data; 2092 sc->enable = enable ? 1 : 0; 2093 2094 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2095 WMI_ENABLE_SCHED_SCAN_CMDID, 2096 NO_SYNC_WMIFLAG); 2097 return ret; 2098 } 2099 2100 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx, 2101 u16 fg_start_sec, 2102 u16 fg_end_sec, u16 bg_sec, 2103 u16 minact_chdw_msec, u16 maxact_chdw_msec, 2104 u16 pas_chdw_msec, u8 short_scan_ratio, 2105 u8 scan_ctrl_flag, u32 max_dfsch_act_time, 2106 u16 maxact_scan_per_ssid) 2107 { 2108 struct sk_buff *skb; 2109 struct wmi_scan_params_cmd *sc; 2110 int ret; 2111 2112 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2113 if (!skb) 2114 return -ENOMEM; 2115 2116 sc = (struct wmi_scan_params_cmd *) skb->data; 2117 sc->fg_start_period = cpu_to_le16(fg_start_sec); 2118 sc->fg_end_period = cpu_to_le16(fg_end_sec); 2119 sc->bg_period = cpu_to_le16(bg_sec); 2120 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec); 2121 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec); 2122 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec); 2123 sc->short_scan_ratio = short_scan_ratio; 2124 sc->scan_ctrl_flags = scan_ctrl_flag; 2125 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time); 2126 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid); 2127 2128 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID, 2129 NO_SYNC_WMIFLAG); 2130 return ret; 2131 } 2132 2133 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask) 2134 { 2135 struct sk_buff *skb; 2136 struct wmi_bss_filter_cmd *cmd; 2137 int ret; 2138 2139 if (filter >= LAST_BSS_FILTER) 2140 return -EINVAL; 2141 2142 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2143 if (!skb) 2144 return -ENOMEM; 2145 2146 cmd = (struct wmi_bss_filter_cmd *) skb->data; 2147 cmd->bss_filter = filter; 2148 cmd->ie_mask = cpu_to_le32(ie_mask); 2149 2150 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID, 2151 NO_SYNC_WMIFLAG); 2152 return ret; 2153 } 2154 2155 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, 2156 u8 ssid_len, u8 *ssid) 2157 { 2158 struct sk_buff *skb; 2159 struct wmi_probed_ssid_cmd *cmd; 2160 int ret; 2161 2162 if (index >= MAX_PROBED_SSIDS) 2163 return -EINVAL; 2164 2165 if (ssid_len > sizeof(cmd->ssid)) 2166 return -EINVAL; 2167 2168 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0)) 2169 return -EINVAL; 2170 2171 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len) 2172 return -EINVAL; 2173 2174 if (flag & SPECIFIC_SSID_FLAG) 2175 wmi->is_probe_ssid = true; 2176 2177 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2178 if (!skb) 2179 return -ENOMEM; 2180 2181 cmd = (struct wmi_probed_ssid_cmd *) skb->data; 2182 cmd->entry_index = index; 2183 cmd->flag = flag; 2184 cmd->ssid_len = ssid_len; 2185 memcpy(cmd->ssid, ssid, ssid_len); 2186 2187 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID, 2188 NO_SYNC_WMIFLAG); 2189 return ret; 2190 } 2191 2192 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx, 2193 u16 listen_interval, 2194 u16 listen_beacons) 2195 { 2196 struct sk_buff *skb; 2197 struct wmi_listen_int_cmd *cmd; 2198 int ret; 2199 2200 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2201 if (!skb) 2202 return -ENOMEM; 2203 2204 cmd = (struct wmi_listen_int_cmd *) skb->data; 2205 cmd->listen_intvl = cpu_to_le16(listen_interval); 2206 cmd->num_beacons = cpu_to_le16(listen_beacons); 2207 2208 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID, 2209 NO_SYNC_WMIFLAG); 2210 return ret; 2211 } 2212 2213 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx, 2214 u16 bmiss_time, u16 num_beacons) 2215 { 2216 struct sk_buff *skb; 2217 struct wmi_bmiss_time_cmd *cmd; 2218 int ret; 2219 2220 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2221 if (!skb) 2222 return -ENOMEM; 2223 2224 cmd = (struct wmi_bmiss_time_cmd *) skb->data; 2225 cmd->bmiss_time = cpu_to_le16(bmiss_time); 2226 cmd->num_beacons = cpu_to_le16(num_beacons); 2227 2228 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID, 2229 NO_SYNC_WMIFLAG); 2230 return ret; 2231 } 2232 2233 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode) 2234 { 2235 struct sk_buff *skb; 2236 struct wmi_power_mode_cmd *cmd; 2237 int ret; 2238 2239 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2240 if (!skb) 2241 return -ENOMEM; 2242 2243 cmd = (struct wmi_power_mode_cmd *) skb->data; 2244 cmd->pwr_mode = pwr_mode; 2245 wmi->pwr_mode = pwr_mode; 2246 2247 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID, 2248 NO_SYNC_WMIFLAG); 2249 return ret; 2250 } 2251 2252 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period, 2253 u16 ps_poll_num, u16 dtim_policy, 2254 u16 tx_wakeup_policy, u16 num_tx_to_wakeup, 2255 u16 ps_fail_event_policy) 2256 { 2257 struct sk_buff *skb; 2258 struct wmi_power_params_cmd *pm; 2259 int ret; 2260 2261 skb = ath6kl_wmi_get_new_buf(sizeof(*pm)); 2262 if (!skb) 2263 return -ENOMEM; 2264 2265 pm = (struct wmi_power_params_cmd *)skb->data; 2266 pm->idle_period = cpu_to_le16(idle_period); 2267 pm->pspoll_number = cpu_to_le16(ps_poll_num); 2268 pm->dtim_policy = cpu_to_le16(dtim_policy); 2269 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy); 2270 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup); 2271 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy); 2272 2273 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID, 2274 NO_SYNC_WMIFLAG); 2275 return ret; 2276 } 2277 2278 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout) 2279 { 2280 struct sk_buff *skb; 2281 struct wmi_disc_timeout_cmd *cmd; 2282 int ret; 2283 2284 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2285 if (!skb) 2286 return -ENOMEM; 2287 2288 cmd = (struct wmi_disc_timeout_cmd *) skb->data; 2289 cmd->discon_timeout = timeout; 2290 2291 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID, 2292 NO_SYNC_WMIFLAG); 2293 2294 if (ret == 0) 2295 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout); 2296 2297 return ret; 2298 } 2299 2300 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, 2301 enum ath6kl_crypto_type key_type, 2302 u8 key_usage, u8 key_len, 2303 u8 *key_rsc, unsigned int key_rsc_len, 2304 u8 *key_material, 2305 u8 key_op_ctrl, u8 *mac_addr, 2306 enum wmi_sync_flag sync_flag) 2307 { 2308 struct sk_buff *skb; 2309 struct wmi_add_cipher_key_cmd *cmd; 2310 int ret; 2311 2312 ath6kl_dbg(ATH6KL_DBG_WMI, 2313 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n", 2314 key_index, key_type, key_usage, key_len, key_op_ctrl); 2315 2316 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) || 2317 (key_material == NULL) || key_rsc_len > 8) 2318 return -EINVAL; 2319 2320 if ((WEP_CRYPT != key_type) && (NULL == key_rsc)) 2321 return -EINVAL; 2322 2323 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2324 if (!skb) 2325 return -ENOMEM; 2326 2327 cmd = (struct wmi_add_cipher_key_cmd *) skb->data; 2328 cmd->key_index = key_index; 2329 cmd->key_type = key_type; 2330 cmd->key_usage = key_usage; 2331 cmd->key_len = key_len; 2332 memcpy(cmd->key, key_material, key_len); 2333 2334 if (key_rsc != NULL) 2335 memcpy(cmd->key_rsc, key_rsc, key_rsc_len); 2336 2337 cmd->key_op_ctrl = key_op_ctrl; 2338 2339 if (mac_addr) 2340 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN); 2341 2342 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID, 2343 sync_flag); 2344 2345 return ret; 2346 } 2347 2348 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, const u8 *krk) 2349 { 2350 struct sk_buff *skb; 2351 struct wmi_add_krk_cmd *cmd; 2352 int ret; 2353 2354 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2355 if (!skb) 2356 return -ENOMEM; 2357 2358 cmd = (struct wmi_add_krk_cmd *) skb->data; 2359 memcpy(cmd->krk, krk, WMI_KRK_LEN); 2360 2361 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID, 2362 NO_SYNC_WMIFLAG); 2363 2364 return ret; 2365 } 2366 2367 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index) 2368 { 2369 struct sk_buff *skb; 2370 struct wmi_delete_cipher_key_cmd *cmd; 2371 int ret; 2372 2373 if (key_index > WMI_MAX_KEY_INDEX) 2374 return -EINVAL; 2375 2376 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2377 if (!skb) 2378 return -ENOMEM; 2379 2380 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data; 2381 cmd->key_index = key_index; 2382 2383 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID, 2384 NO_SYNC_WMIFLAG); 2385 2386 return ret; 2387 } 2388 2389 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, 2390 const u8 *pmkid, bool set) 2391 { 2392 struct sk_buff *skb; 2393 struct wmi_setpmkid_cmd *cmd; 2394 int ret; 2395 2396 if (bssid == NULL) 2397 return -EINVAL; 2398 2399 if (set && pmkid == NULL) 2400 return -EINVAL; 2401 2402 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2403 if (!skb) 2404 return -ENOMEM; 2405 2406 cmd = (struct wmi_setpmkid_cmd *) skb->data; 2407 memcpy(cmd->bssid, bssid, ETH_ALEN); 2408 if (set) { 2409 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid)); 2410 cmd->enable = PMKID_ENABLE; 2411 } else { 2412 memset(cmd->pmkid, 0, sizeof(cmd->pmkid)); 2413 cmd->enable = PMKID_DISABLE; 2414 } 2415 2416 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID, 2417 NO_SYNC_WMIFLAG); 2418 2419 return ret; 2420 } 2421 2422 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb, 2423 enum htc_endpoint_id ep_id, u8 if_idx) 2424 { 2425 struct wmi_data_hdr *data_hdr; 2426 int ret; 2427 2428 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) { 2429 dev_kfree_skb(skb); 2430 return -EINVAL; 2431 } 2432 2433 skb_push(skb, sizeof(struct wmi_data_hdr)); 2434 2435 data_hdr = (struct wmi_data_hdr *) skb->data; 2436 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT; 2437 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 2438 2439 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 2440 2441 return ret; 2442 } 2443 2444 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) 2445 { 2446 struct sk_buff *skb; 2447 struct wmi_sync_cmd *cmd; 2448 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC]; 2449 enum htc_endpoint_id ep_id; 2450 u8 index, num_pri_streams = 0; 2451 int ret = 0; 2452 2453 memset(data_sync_bufs, 0, sizeof(data_sync_bufs)); 2454 2455 spin_lock_bh(&wmi->lock); 2456 2457 for (index = 0; index < WMM_NUM_AC; index++) { 2458 if (wmi->fat_pipe_exist & (1 << index)) { 2459 num_pri_streams++; 2460 data_sync_bufs[num_pri_streams - 1].traffic_class = 2461 index; 2462 } 2463 } 2464 2465 spin_unlock_bh(&wmi->lock); 2466 2467 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2468 if (!skb) 2469 return -ENOMEM; 2470 2471 cmd = (struct wmi_sync_cmd *) skb->data; 2472 2473 /* 2474 * In the SYNC cmd sent on the control Ep, send a bitmap 2475 * of the data eps on which the Data Sync will be sent 2476 */ 2477 cmd->data_sync_map = wmi->fat_pipe_exist; 2478 2479 for (index = 0; index < num_pri_streams; index++) { 2480 data_sync_bufs[index].skb = ath6kl_buf_alloc(0); 2481 if (data_sync_bufs[index].skb == NULL) { 2482 ret = -ENOMEM; 2483 break; 2484 } 2485 } 2486 2487 /* 2488 * If buffer allocation for any of the dataSync fails, 2489 * then do not send the Synchronize cmd on the control ep 2490 */ 2491 if (ret) 2492 goto free_cmd_skb; 2493 2494 /* 2495 * Send sync cmd followed by sync data messages on all 2496 * endpoints being used 2497 */ 2498 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID, 2499 NO_SYNC_WMIFLAG); 2500 2501 if (ret) 2502 goto free_data_skb; 2503 2504 for (index = 0; index < num_pri_streams; index++) { 2505 if (WARN_ON(!data_sync_bufs[index].skb)) 2506 goto free_data_skb; 2507 2508 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, 2509 data_sync_bufs[index]. 2510 traffic_class); 2511 ret = 2512 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb, 2513 ep_id, if_idx); 2514 2515 data_sync_bufs[index].skb = NULL; 2516 2517 if (ret) 2518 goto free_data_skb; 2519 } 2520 2521 return 0; 2522 2523 free_cmd_skb: 2524 /* free up any resources left over (possibly due to an error) */ 2525 dev_kfree_skb(skb); 2526 2527 free_data_skb: 2528 for (index = 0; index < num_pri_streams; index++) 2529 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb); 2530 2531 return ret; 2532 } 2533 2534 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx, 2535 struct wmi_create_pstream_cmd *params) 2536 { 2537 struct sk_buff *skb; 2538 struct wmi_create_pstream_cmd *cmd; 2539 u8 fatpipe_exist_for_ac = 0; 2540 s32 min_phy = 0; 2541 s32 nominal_phy = 0; 2542 int ret; 2543 2544 if (!((params->user_pri <= 0x7) && 2545 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) && 2546 (params->traffic_direc == UPLINK_TRAFFIC || 2547 params->traffic_direc == DNLINK_TRAFFIC || 2548 params->traffic_direc == BIDIR_TRAFFIC) && 2549 (params->traffic_type == TRAFFIC_TYPE_APERIODIC || 2550 params->traffic_type == TRAFFIC_TYPE_PERIODIC) && 2551 (params->voice_psc_cap == DISABLE_FOR_THIS_AC || 2552 params->voice_psc_cap == ENABLE_FOR_THIS_AC || 2553 params->voice_psc_cap == ENABLE_FOR_ALL_AC) && 2554 (params->tsid == WMI_IMPLICIT_PSTREAM || 2555 params->tsid <= WMI_MAX_THINSTREAM))) { 2556 return -EINVAL; 2557 } 2558 2559 /* 2560 * Check nominal PHY rate is >= minimalPHY, 2561 * so that DUT can allow TSRS IE 2562 */ 2563 2564 /* Get the physical rate (units of bps) */ 2565 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000); 2566 2567 /* Check minimal phy < nominal phy rate */ 2568 if (params->nominal_phy >= min_phy) { 2569 /* unit of 500 kbps */ 2570 nominal_phy = (params->nominal_phy * 1000) / 500; 2571 ath6kl_dbg(ATH6KL_DBG_WMI, 2572 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n", 2573 min_phy, nominal_phy); 2574 2575 params->nominal_phy = nominal_phy; 2576 } else { 2577 params->nominal_phy = 0; 2578 } 2579 2580 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2581 if (!skb) 2582 return -ENOMEM; 2583 2584 ath6kl_dbg(ATH6KL_DBG_WMI, 2585 "sending create_pstream_cmd: ac=%d tsid:%d\n", 2586 params->traffic_class, params->tsid); 2587 2588 cmd = (struct wmi_create_pstream_cmd *) skb->data; 2589 memcpy(cmd, params, sizeof(*cmd)); 2590 2591 /* This is an implicitly created Fat pipe */ 2592 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) { 2593 spin_lock_bh(&wmi->lock); 2594 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2595 (1 << params->traffic_class)); 2596 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2597 spin_unlock_bh(&wmi->lock); 2598 } else { 2599 /* explicitly created thin stream within a fat pipe */ 2600 spin_lock_bh(&wmi->lock); 2601 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2602 (1 << params->traffic_class)); 2603 wmi->stream_exist_for_ac[params->traffic_class] |= 2604 (1 << params->tsid); 2605 /* 2606 * If a thinstream becomes active, the fat pipe automatically 2607 * becomes active 2608 */ 2609 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2610 spin_unlock_bh(&wmi->lock); 2611 } 2612 2613 /* 2614 * Indicate activty change to driver layer only if this is the 2615 * first TSID to get created in this AC explicitly or an implicit 2616 * fat pipe is getting created. 2617 */ 2618 if (!fatpipe_exist_for_ac) 2619 ath6kl_indicate_tx_activity(wmi->parent_dev, 2620 params->traffic_class, true); 2621 2622 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID, 2623 NO_SYNC_WMIFLAG); 2624 return ret; 2625 } 2626 2627 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, 2628 u8 tsid) 2629 { 2630 struct sk_buff *skb; 2631 struct wmi_delete_pstream_cmd *cmd; 2632 u16 active_tsids = 0; 2633 int ret; 2634 2635 if (traffic_class > 3) { 2636 ath6kl_err("invalid traffic class: %d\n", traffic_class); 2637 return -EINVAL; 2638 } 2639 2640 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2641 if (!skb) 2642 return -ENOMEM; 2643 2644 cmd = (struct wmi_delete_pstream_cmd *) skb->data; 2645 cmd->traffic_class = traffic_class; 2646 cmd->tsid = tsid; 2647 2648 spin_lock_bh(&wmi->lock); 2649 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2650 spin_unlock_bh(&wmi->lock); 2651 2652 if (!(active_tsids & (1 << tsid))) { 2653 dev_kfree_skb(skb); 2654 ath6kl_dbg(ATH6KL_DBG_WMI, 2655 "TSID %d doesn't exist for traffic class: %d\n", 2656 tsid, traffic_class); 2657 return -ENODATA; 2658 } 2659 2660 ath6kl_dbg(ATH6KL_DBG_WMI, 2661 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n", 2662 traffic_class, tsid); 2663 2664 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID, 2665 SYNC_BEFORE_WMIFLAG); 2666 2667 spin_lock_bh(&wmi->lock); 2668 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid); 2669 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2670 spin_unlock_bh(&wmi->lock); 2671 2672 /* 2673 * Indicate stream inactivity to driver layer only if all tsids 2674 * within this AC are deleted. 2675 */ 2676 if (!active_tsids) { 2677 ath6kl_indicate_tx_activity(wmi->parent_dev, 2678 traffic_class, false); 2679 wmi->fat_pipe_exist &= ~(1 << traffic_class); 2680 } 2681 2682 return ret; 2683 } 2684 2685 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, 2686 __be32 ips0, __be32 ips1) 2687 { 2688 struct sk_buff *skb; 2689 struct wmi_set_ip_cmd *cmd; 2690 int ret; 2691 2692 /* Multicast address are not valid */ 2693 if (ipv4_is_multicast(ips0) || 2694 ipv4_is_multicast(ips1)) 2695 return -EINVAL; 2696 2697 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd)); 2698 if (!skb) 2699 return -ENOMEM; 2700 2701 cmd = (struct wmi_set_ip_cmd *) skb->data; 2702 cmd->ips[0] = ips0; 2703 cmd->ips[1] = ips1; 2704 2705 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID, 2706 NO_SYNC_WMIFLAG); 2707 return ret; 2708 } 2709 2710 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) 2711 { 2712 u16 active_tsids; 2713 u8 stream_exist; 2714 int i; 2715 2716 /* 2717 * Relinquish credits from all implicitly created pstreams 2718 * since when we go to sleep. If user created explicit 2719 * thinstreams exists with in a fatpipe leave them intact 2720 * for the user to delete. 2721 */ 2722 spin_lock_bh(&wmi->lock); 2723 stream_exist = wmi->fat_pipe_exist; 2724 spin_unlock_bh(&wmi->lock); 2725 2726 for (i = 0; i < WMM_NUM_AC; i++) { 2727 if (stream_exist & (1 << i)) { 2728 /* 2729 * FIXME: Is this lock & unlock inside 2730 * for loop correct? may need rework. 2731 */ 2732 spin_lock_bh(&wmi->lock); 2733 active_tsids = wmi->stream_exist_for_ac[i]; 2734 spin_unlock_bh(&wmi->lock); 2735 2736 /* 2737 * If there are no user created thin streams 2738 * delete the fatpipe 2739 */ 2740 if (!active_tsids) { 2741 stream_exist &= ~(1 << i); 2742 /* 2743 * Indicate inactivity to driver layer for 2744 * this fatpipe (pstream) 2745 */ 2746 ath6kl_indicate_tx_activity(wmi->parent_dev, 2747 i, false); 2748 } 2749 } 2750 } 2751 2752 /* FIXME: Can we do this assignment without locking ? */ 2753 spin_lock_bh(&wmi->lock); 2754 wmi->fat_pipe_exist = stream_exist; 2755 spin_unlock_bh(&wmi->lock); 2756 } 2757 2758 static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx, 2759 const struct cfg80211_bitrate_mask *mask) 2760 { 2761 struct sk_buff *skb; 2762 int ret, mode, band; 2763 u64 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2764 struct wmi_set_tx_select_rates64_cmd *cmd; 2765 2766 memset(&ratemask, 0, sizeof(ratemask)); 2767 2768 /* only check 2.4 and 5 GHz bands, skip the rest */ 2769 for (band = 0; band <= NL80211_BAND_5GHZ; band++) { 2770 /* copy legacy rate mask */ 2771 ratemask[band] = mask->control[band].legacy; 2772 if (band == NL80211_BAND_5GHZ) 2773 ratemask[band] = 2774 mask->control[band].legacy << 4; 2775 2776 /* copy mcs rate mask */ 2777 mcsrate = mask->control[band].ht_mcs[1]; 2778 mcsrate <<= 8; 2779 mcsrate |= mask->control[band].ht_mcs[0]; 2780 ratemask[band] |= mcsrate << 12; 2781 ratemask[band] |= mcsrate << 28; 2782 } 2783 2784 ath6kl_dbg(ATH6KL_DBG_WMI, 2785 "Ratemask 64 bit: 2.4:%llx 5:%llx\n", 2786 ratemask[0], ratemask[1]); 2787 2788 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2789 if (!skb) 2790 return -ENOMEM; 2791 2792 cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data; 2793 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2794 /* A mode operate in 5GHZ band */ 2795 if (mode == WMI_RATES_MODE_11A || 2796 mode == WMI_RATES_MODE_11A_HT20 || 2797 mode == WMI_RATES_MODE_11A_HT40) 2798 band = NL80211_BAND_5GHZ; 2799 else 2800 band = NL80211_BAND_2GHZ; 2801 cmd->ratemask[mode] = cpu_to_le64(ratemask[band]); 2802 } 2803 2804 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2805 WMI_SET_TX_SELECT_RATES_CMDID, 2806 NO_SYNC_WMIFLAG); 2807 return ret; 2808 } 2809 2810 static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx, 2811 const struct cfg80211_bitrate_mask *mask) 2812 { 2813 struct sk_buff *skb; 2814 int ret, mode, band; 2815 u32 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2816 struct wmi_set_tx_select_rates32_cmd *cmd; 2817 2818 memset(&ratemask, 0, sizeof(ratemask)); 2819 2820 /* only check 2.4 and 5 GHz bands, skip the rest */ 2821 for (band = 0; band <= NL80211_BAND_5GHZ; band++) { 2822 /* copy legacy rate mask */ 2823 ratemask[band] = mask->control[band].legacy; 2824 if (band == NL80211_BAND_5GHZ) 2825 ratemask[band] = 2826 mask->control[band].legacy << 4; 2827 2828 /* copy mcs rate mask */ 2829 mcsrate = mask->control[band].ht_mcs[0]; 2830 ratemask[band] |= mcsrate << 12; 2831 ratemask[band] |= mcsrate << 20; 2832 } 2833 2834 ath6kl_dbg(ATH6KL_DBG_WMI, 2835 "Ratemask 32 bit: 2.4:%x 5:%x\n", 2836 ratemask[0], ratemask[1]); 2837 2838 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2839 if (!skb) 2840 return -ENOMEM; 2841 2842 cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data; 2843 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2844 /* A mode operate in 5GHZ band */ 2845 if (mode == WMI_RATES_MODE_11A || 2846 mode == WMI_RATES_MODE_11A_HT20 || 2847 mode == WMI_RATES_MODE_11A_HT40) 2848 band = NL80211_BAND_5GHZ; 2849 else 2850 band = NL80211_BAND_2GHZ; 2851 cmd->ratemask[mode] = cpu_to_le32(ratemask[band]); 2852 } 2853 2854 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2855 WMI_SET_TX_SELECT_RATES_CMDID, 2856 NO_SYNC_WMIFLAG); 2857 return ret; 2858 } 2859 2860 int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx, 2861 const struct cfg80211_bitrate_mask *mask) 2862 { 2863 struct ath6kl *ar = wmi->parent_dev; 2864 2865 if (test_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES, 2866 ar->fw_capabilities)) 2867 return ath6kl_set_bitrate_mask64(wmi, if_idx, mask); 2868 else 2869 return ath6kl_set_bitrate_mask32(wmi, if_idx, mask); 2870 } 2871 2872 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, 2873 enum ath6kl_host_mode host_mode) 2874 { 2875 struct sk_buff *skb; 2876 struct wmi_set_host_sleep_mode_cmd *cmd; 2877 int ret; 2878 2879 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) && 2880 (host_mode != ATH6KL_HOST_MODE_AWAKE)) { 2881 ath6kl_err("invalid host sleep mode: %d\n", host_mode); 2882 return -EINVAL; 2883 } 2884 2885 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2886 if (!skb) 2887 return -ENOMEM; 2888 2889 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data; 2890 2891 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { 2892 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); 2893 cmd->asleep = cpu_to_le32(1); 2894 } else { 2895 cmd->awake = cpu_to_le32(1); 2896 } 2897 2898 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2899 WMI_SET_HOST_SLEEP_MODE_CMDID, 2900 NO_SYNC_WMIFLAG); 2901 return ret; 2902 } 2903 2904 /* This command has zero length payload */ 2905 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi, 2906 struct ath6kl_vif *vif) 2907 { 2908 struct ath6kl *ar = wmi->parent_dev; 2909 2910 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags); 2911 wake_up(&ar->event_wq); 2912 2913 return 0; 2914 } 2915 2916 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, 2917 enum ath6kl_wow_mode wow_mode, 2918 u32 filter, u16 host_req_delay) 2919 { 2920 struct sk_buff *skb; 2921 struct wmi_set_wow_mode_cmd *cmd; 2922 int ret; 2923 2924 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) && 2925 wow_mode != ATH6KL_WOW_MODE_DISABLE) { 2926 ath6kl_err("invalid wow mode: %d\n", wow_mode); 2927 return -EINVAL; 2928 } 2929 2930 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2931 if (!skb) 2932 return -ENOMEM; 2933 2934 cmd = (struct wmi_set_wow_mode_cmd *) skb->data; 2935 cmd->enable_wow = cpu_to_le32(wow_mode); 2936 cmd->filter = cpu_to_le32(filter); 2937 cmd->host_req_delay = cpu_to_le16(host_req_delay); 2938 2939 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID, 2940 NO_SYNC_WMIFLAG); 2941 return ret; 2942 } 2943 2944 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2945 u8 list_id, u8 filter_size, 2946 u8 filter_offset, const u8 *filter, 2947 const u8 *mask) 2948 { 2949 struct sk_buff *skb; 2950 struct wmi_add_wow_pattern_cmd *cmd; 2951 u16 size; 2952 u8 *filter_mask; 2953 int ret; 2954 2955 /* 2956 * Allocate additional memory in the buffer to hold 2957 * filter and mask value, which is twice of filter_size. 2958 */ 2959 size = sizeof(*cmd) + (2 * filter_size); 2960 2961 skb = ath6kl_wmi_get_new_buf(size); 2962 if (!skb) 2963 return -ENOMEM; 2964 2965 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data; 2966 cmd->filter_list_id = list_id; 2967 cmd->filter_size = filter_size; 2968 cmd->filter_offset = filter_offset; 2969 2970 memcpy(cmd->filter, filter, filter_size); 2971 2972 filter_mask = (u8 *) (cmd->filter + filter_size); 2973 memcpy(filter_mask, mask, filter_size); 2974 2975 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID, 2976 NO_SYNC_WMIFLAG); 2977 2978 return ret; 2979 } 2980 2981 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2982 u16 list_id, u16 filter_id) 2983 { 2984 struct sk_buff *skb; 2985 struct wmi_del_wow_pattern_cmd *cmd; 2986 int ret; 2987 2988 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2989 if (!skb) 2990 return -ENOMEM; 2991 2992 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data; 2993 cmd->filter_list_id = cpu_to_le16(list_id); 2994 cmd->filter_id = cpu_to_le16(filter_id); 2995 2996 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID, 2997 NO_SYNC_WMIFLAG); 2998 return ret; 2999 } 3000 3001 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb, 3002 enum wmix_command_id cmd_id, 3003 enum wmi_sync_flag sync_flag) 3004 { 3005 struct wmix_cmd_hdr *cmd_hdr; 3006 int ret; 3007 3008 skb_push(skb, sizeof(struct wmix_cmd_hdr)); 3009 3010 cmd_hdr = (struct wmix_cmd_hdr *) skb->data; 3011 cmd_hdr->cmd_id = cpu_to_le32(cmd_id); 3012 3013 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag); 3014 3015 return ret; 3016 } 3017 3018 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source) 3019 { 3020 struct sk_buff *skb; 3021 struct wmix_hb_challenge_resp_cmd *cmd; 3022 int ret; 3023 3024 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3025 if (!skb) 3026 return -ENOMEM; 3027 3028 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data; 3029 cmd->cookie = cpu_to_le32(cookie); 3030 cmd->source = cpu_to_le32(source); 3031 3032 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID, 3033 NO_SYNC_WMIFLAG); 3034 return ret; 3035 } 3036 3037 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config) 3038 { 3039 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd; 3040 struct sk_buff *skb; 3041 int ret; 3042 3043 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3044 if (!skb) 3045 return -ENOMEM; 3046 3047 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data; 3048 cmd->valid = cpu_to_le32(valid); 3049 cmd->config = cpu_to_le32(config); 3050 3051 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID, 3052 NO_SYNC_WMIFLAG); 3053 return ret; 3054 } 3055 3056 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx) 3057 { 3058 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID); 3059 } 3060 3061 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM) 3062 { 3063 struct sk_buff *skb; 3064 struct wmi_set_tx_pwr_cmd *cmd; 3065 int ret; 3066 3067 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd)); 3068 if (!skb) 3069 return -ENOMEM; 3070 3071 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data; 3072 cmd->dbM = dbM; 3073 3074 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID, 3075 NO_SYNC_WMIFLAG); 3076 3077 return ret; 3078 } 3079 3080 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx) 3081 { 3082 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID); 3083 } 3084 3085 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi) 3086 { 3087 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID); 3088 } 3089 3090 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status, 3091 u8 preamble_policy) 3092 { 3093 struct sk_buff *skb; 3094 struct wmi_set_lpreamble_cmd *cmd; 3095 int ret; 3096 3097 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd)); 3098 if (!skb) 3099 return -ENOMEM; 3100 3101 cmd = (struct wmi_set_lpreamble_cmd *) skb->data; 3102 cmd->status = status; 3103 cmd->preamble_policy = preamble_policy; 3104 3105 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID, 3106 NO_SYNC_WMIFLAG); 3107 return ret; 3108 } 3109 3110 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold) 3111 { 3112 struct sk_buff *skb; 3113 struct wmi_set_rts_cmd *cmd; 3114 int ret; 3115 3116 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd)); 3117 if (!skb) 3118 return -ENOMEM; 3119 3120 cmd = (struct wmi_set_rts_cmd *) skb->data; 3121 cmd->threshold = cpu_to_le16(threshold); 3122 3123 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID, 3124 NO_SYNC_WMIFLAG); 3125 return ret; 3126 } 3127 3128 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg) 3129 { 3130 struct sk_buff *skb; 3131 struct wmi_set_wmm_txop_cmd *cmd; 3132 int ret; 3133 3134 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED))) 3135 return -EINVAL; 3136 3137 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd)); 3138 if (!skb) 3139 return -ENOMEM; 3140 3141 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data; 3142 cmd->txop_enable = cfg; 3143 3144 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID, 3145 NO_SYNC_WMIFLAG); 3146 return ret; 3147 } 3148 3149 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx, 3150 u8 keep_alive_intvl) 3151 { 3152 struct sk_buff *skb; 3153 struct wmi_set_keepalive_cmd *cmd; 3154 int ret; 3155 3156 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3157 if (!skb) 3158 return -ENOMEM; 3159 3160 cmd = (struct wmi_set_keepalive_cmd *) skb->data; 3161 cmd->keep_alive_intvl = keep_alive_intvl; 3162 3163 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID, 3164 NO_SYNC_WMIFLAG); 3165 3166 if (ret == 0) 3167 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl); 3168 3169 return ret; 3170 } 3171 3172 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx, 3173 enum nl80211_band band, 3174 struct ath6kl_htcap *htcap) 3175 { 3176 struct sk_buff *skb; 3177 struct wmi_set_htcap_cmd *cmd; 3178 3179 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3180 if (!skb) 3181 return -ENOMEM; 3182 3183 cmd = (struct wmi_set_htcap_cmd *) skb->data; 3184 3185 /* 3186 * NOTE: Band in firmware matches enum nl80211_band, it is unlikely 3187 * this will be changed in firmware. If at all there is any change in 3188 * band value, the host needs to be fixed. 3189 */ 3190 cmd->band = band; 3191 cmd->ht_enable = !!htcap->ht_enable; 3192 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20); 3193 cmd->ht40_supported = 3194 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40); 3195 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40); 3196 cmd->intolerant_40mhz = 3197 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT); 3198 cmd->max_ampdu_len_exp = htcap->ampdu_factor; 3199 3200 ath6kl_dbg(ATH6KL_DBG_WMI, 3201 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n", 3202 cmd->band, cmd->ht_enable, cmd->ht40_supported, 3203 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz, 3204 cmd->max_ampdu_len_exp); 3205 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID, 3206 NO_SYNC_WMIFLAG); 3207 } 3208 3209 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len) 3210 { 3211 struct sk_buff *skb; 3212 int ret; 3213 3214 skb = ath6kl_wmi_get_new_buf(len); 3215 if (!skb) 3216 return -ENOMEM; 3217 3218 memcpy(skb->data, buf, len); 3219 3220 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG); 3221 3222 return ret; 3223 } 3224 3225 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on) 3226 { 3227 struct sk_buff *skb; 3228 struct wmi_mcast_filter_cmd *cmd; 3229 int ret; 3230 3231 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3232 if (!skb) 3233 return -ENOMEM; 3234 3235 cmd = (struct wmi_mcast_filter_cmd *) skb->data; 3236 cmd->mcast_all_enable = mc_all_on; 3237 3238 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID, 3239 NO_SYNC_WMIFLAG); 3240 return ret; 3241 } 3242 3243 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, 3244 u8 *filter, bool add_filter) 3245 { 3246 struct sk_buff *skb; 3247 struct wmi_mcast_filter_add_del_cmd *cmd; 3248 int ret; 3249 3250 if ((filter[0] != 0x33 || filter[1] != 0x33) && 3251 (filter[0] != 0x01 || filter[1] != 0x00 || 3252 filter[2] != 0x5e || filter[3] > 0x7f)) { 3253 ath6kl_warn("invalid multicast filter address\n"); 3254 return -EINVAL; 3255 } 3256 3257 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3258 if (!skb) 3259 return -ENOMEM; 3260 3261 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data; 3262 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 3263 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3264 add_filter ? WMI_SET_MCAST_FILTER_CMDID : 3265 WMI_DEL_MCAST_FILTER_CMDID, 3266 NO_SYNC_WMIFLAG); 3267 3268 return ret; 3269 } 3270 3271 int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance) 3272 { 3273 struct sk_buff *skb; 3274 struct wmi_sta_bmiss_enhance_cmd *cmd; 3275 int ret; 3276 3277 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3278 if (!skb) 3279 return -ENOMEM; 3280 3281 cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data; 3282 cmd->enable = enhance ? 1 : 0; 3283 3284 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3285 WMI_STA_BMISS_ENHANCE_CMDID, 3286 NO_SYNC_WMIFLAG); 3287 return ret; 3288 } 3289 3290 int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2) 3291 { 3292 struct sk_buff *skb; 3293 struct wmi_set_regdomain_cmd *cmd; 3294 3295 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3296 if (!skb) 3297 return -ENOMEM; 3298 3299 cmd = (struct wmi_set_regdomain_cmd *) skb->data; 3300 memcpy(cmd->iso_name, alpha2, 2); 3301 3302 return ath6kl_wmi_cmd_send(wmi, 0, skb, 3303 WMI_SET_REGDOMAIN_CMDID, 3304 NO_SYNC_WMIFLAG); 3305 } 3306 3307 s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index) 3308 { 3309 struct ath6kl *ar = wmi->parent_dev; 3310 u8 sgi = 0; 3311 s32 ret; 3312 3313 if (rate_index == RATE_AUTO) 3314 return 0; 3315 3316 /* SGI is stored as the MSB of the rate_index */ 3317 if (rate_index & RATE_INDEX_MSB) { 3318 rate_index &= RATE_INDEX_WITHOUT_SGI_MASK; 3319 sgi = 1; 3320 } 3321 3322 if (test_bit(ATH6KL_FW_CAPABILITY_RATETABLE_MCS15, 3323 ar->fw_capabilities)) { 3324 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl_mcs15))) 3325 return 0; 3326 3327 ret = wmi_rate_tbl_mcs15[(u32) rate_index][sgi]; 3328 } else { 3329 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl))) 3330 return 0; 3331 3332 ret = wmi_rate_tbl[(u32) rate_index][sgi]; 3333 } 3334 3335 return ret; 3336 } 3337 3338 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap, 3339 u32 len) 3340 { 3341 struct wmi_pmkid_list_reply *reply; 3342 u32 expected_len; 3343 3344 if (len < sizeof(struct wmi_pmkid_list_reply)) 3345 return -EINVAL; 3346 3347 reply = (struct wmi_pmkid_list_reply *)datap; 3348 expected_len = sizeof(reply->num_pmkid) + 3349 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN; 3350 3351 if (len < expected_len) 3352 return -EINVAL; 3353 3354 return 0; 3355 } 3356 3357 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3358 struct ath6kl_vif *vif) 3359 { 3360 struct wmi_addba_req_event *cmd = (struct wmi_addba_req_event *) datap; 3361 3362 aggr_recv_addba_req_evt(vif, cmd->tid, 3363 le16_to_cpu(cmd->st_seq_no), cmd->win_sz); 3364 3365 return 0; 3366 } 3367 3368 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3369 struct ath6kl_vif *vif) 3370 { 3371 struct wmi_delba_event *cmd = (struct wmi_delba_event *) datap; 3372 3373 aggr_recv_delba_req_evt(vif, cmd->tid); 3374 3375 return 0; 3376 } 3377 3378 /* AP mode functions */ 3379 3380 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx, 3381 struct wmi_connect_cmd *p) 3382 { 3383 struct sk_buff *skb; 3384 struct wmi_connect_cmd *cm; 3385 int res; 3386 3387 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3388 if (!skb) 3389 return -ENOMEM; 3390 3391 cm = (struct wmi_connect_cmd *) skb->data; 3392 memcpy(cm, p, sizeof(*cm)); 3393 3394 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID, 3395 NO_SYNC_WMIFLAG); 3396 ath6kl_dbg(ATH6KL_DBG_WMI, 3397 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n", 3398 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch), 3399 le32_to_cpu(p->ctrl_flags), res); 3400 return res; 3401 } 3402 3403 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac, 3404 u16 reason) 3405 { 3406 struct sk_buff *skb; 3407 struct wmi_ap_set_mlme_cmd *cm; 3408 3409 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3410 if (!skb) 3411 return -ENOMEM; 3412 3413 cm = (struct wmi_ap_set_mlme_cmd *) skb->data; 3414 memcpy(cm->mac, mac, ETH_ALEN); 3415 cm->reason = cpu_to_le16(reason); 3416 cm->cmd = cmd; 3417 3418 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd, 3419 cm->reason); 3420 3421 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID, 3422 NO_SYNC_WMIFLAG); 3423 } 3424 3425 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable) 3426 { 3427 struct sk_buff *skb; 3428 struct wmi_ap_hidden_ssid_cmd *cmd; 3429 3430 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3431 if (!skb) 3432 return -ENOMEM; 3433 3434 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data; 3435 cmd->hidden_ssid = enable ? 1 : 0; 3436 3437 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID, 3438 NO_SYNC_WMIFLAG); 3439 } 3440 3441 /* This command will be used to enable/disable AP uAPSD feature */ 3442 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable) 3443 { 3444 struct wmi_ap_set_apsd_cmd *cmd; 3445 struct sk_buff *skb; 3446 3447 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3448 if (!skb) 3449 return -ENOMEM; 3450 3451 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data; 3452 cmd->enable = enable; 3453 3454 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID, 3455 NO_SYNC_WMIFLAG); 3456 } 3457 3458 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx, 3459 u16 aid, u16 bitmap, u32 flags) 3460 { 3461 struct wmi_ap_apsd_buffered_traffic_cmd *cmd; 3462 struct sk_buff *skb; 3463 3464 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3465 if (!skb) 3466 return -ENOMEM; 3467 3468 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data; 3469 cmd->aid = cpu_to_le16(aid); 3470 cmd->bitmap = cpu_to_le16(bitmap); 3471 cmd->flags = cpu_to_le32(flags); 3472 3473 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3474 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID, 3475 NO_SYNC_WMIFLAG); 3476 } 3477 3478 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len, 3479 struct ath6kl_vif *vif) 3480 { 3481 struct wmi_pspoll_event *ev; 3482 3483 if (len < sizeof(struct wmi_pspoll_event)) 3484 return -EINVAL; 3485 3486 ev = (struct wmi_pspoll_event *) datap; 3487 3488 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid)); 3489 3490 return 0; 3491 } 3492 3493 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len, 3494 struct ath6kl_vif *vif) 3495 { 3496 ath6kl_dtimexpiry_event(vif); 3497 3498 return 0; 3499 } 3500 3501 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid, 3502 bool flag) 3503 { 3504 struct sk_buff *skb; 3505 struct wmi_ap_set_pvb_cmd *cmd; 3506 int ret; 3507 3508 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd)); 3509 if (!skb) 3510 return -ENOMEM; 3511 3512 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data; 3513 cmd->aid = cpu_to_le16(aid); 3514 cmd->rsvd = cpu_to_le16(0); 3515 cmd->flag = cpu_to_le32(flag); 3516 3517 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID, 3518 NO_SYNC_WMIFLAG); 3519 3520 return ret; 3521 } 3522 3523 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx, 3524 u8 rx_meta_ver, 3525 bool rx_dot11_hdr, bool defrag_on_host) 3526 { 3527 struct sk_buff *skb; 3528 struct wmi_rx_frame_format_cmd *cmd; 3529 int ret; 3530 3531 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3532 if (!skb) 3533 return -ENOMEM; 3534 3535 cmd = (struct wmi_rx_frame_format_cmd *) skb->data; 3536 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0; 3537 cmd->defrag_on_host = defrag_on_host ? 1 : 0; 3538 cmd->meta_ver = rx_meta_ver; 3539 3540 /* Delete the local aggr state, on host */ 3541 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID, 3542 NO_SYNC_WMIFLAG); 3543 3544 return ret; 3545 } 3546 3547 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type, 3548 const u8 *ie, u8 ie_len) 3549 { 3550 struct sk_buff *skb; 3551 struct wmi_set_appie_cmd *p; 3552 3553 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3554 if (!skb) 3555 return -ENOMEM; 3556 3557 ath6kl_dbg(ATH6KL_DBG_WMI, 3558 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n", 3559 mgmt_frm_type, ie_len); 3560 p = (struct wmi_set_appie_cmd *) skb->data; 3561 p->mgmt_frm_type = mgmt_frm_type; 3562 p->ie_len = ie_len; 3563 3564 if (ie != NULL && ie_len > 0) 3565 memcpy(p->ie_info, ie, ie_len); 3566 3567 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID, 3568 NO_SYNC_WMIFLAG); 3569 } 3570 3571 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field, 3572 const u8 *ie_info, u8 ie_len) 3573 { 3574 struct sk_buff *skb; 3575 struct wmi_set_ie_cmd *p; 3576 3577 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3578 if (!skb) 3579 return -ENOMEM; 3580 3581 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n", 3582 ie_id, ie_field, ie_len); 3583 p = (struct wmi_set_ie_cmd *) skb->data; 3584 p->ie_id = ie_id; 3585 p->ie_field = ie_field; 3586 p->ie_len = ie_len; 3587 if (ie_info && ie_len > 0) 3588 memcpy(p->ie_info, ie_info, ie_len); 3589 3590 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID, 3591 NO_SYNC_WMIFLAG); 3592 } 3593 3594 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable) 3595 { 3596 struct sk_buff *skb; 3597 struct wmi_disable_11b_rates_cmd *cmd; 3598 3599 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3600 if (!skb) 3601 return -ENOMEM; 3602 3603 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n", 3604 disable); 3605 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data; 3606 cmd->disable = disable ? 1 : 0; 3607 3608 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID, 3609 NO_SYNC_WMIFLAG); 3610 } 3611 3612 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur) 3613 { 3614 struct sk_buff *skb; 3615 struct wmi_remain_on_chnl_cmd *p; 3616 3617 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3618 if (!skb) 3619 return -ENOMEM; 3620 3621 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n", 3622 freq, dur); 3623 p = (struct wmi_remain_on_chnl_cmd *) skb->data; 3624 p->freq = cpu_to_le32(freq); 3625 p->duration = cpu_to_le32(dur); 3626 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID, 3627 NO_SYNC_WMIFLAG); 3628 } 3629 3630 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use 3631 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P 3632 * mgmt operations using station interface. 3633 */ 3634 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3635 u32 freq, u32 wait, const u8 *data, 3636 u16 data_len) 3637 { 3638 struct sk_buff *skb; 3639 struct wmi_send_action_cmd *p; 3640 u8 *buf; 3641 3642 if (wait) 3643 return -EINVAL; /* Offload for wait not supported */ 3644 3645 buf = kmalloc(data_len, GFP_KERNEL); 3646 if (!buf) 3647 return -ENOMEM; 3648 3649 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3650 if (!skb) { 3651 kfree(buf); 3652 return -ENOMEM; 3653 } 3654 3655 kfree(wmi->last_mgmt_tx_frame); 3656 memcpy(buf, data, data_len); 3657 wmi->last_mgmt_tx_frame = buf; 3658 wmi->last_mgmt_tx_frame_len = data_len; 3659 3660 ath6kl_dbg(ATH6KL_DBG_WMI, 3661 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3662 id, freq, wait, data_len); 3663 p = (struct wmi_send_action_cmd *) skb->data; 3664 p->id = cpu_to_le32(id); 3665 p->freq = cpu_to_le32(freq); 3666 p->wait = cpu_to_le32(wait); 3667 p->len = cpu_to_le16(data_len); 3668 memcpy(p->data, data, data_len); 3669 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID, 3670 NO_SYNC_WMIFLAG); 3671 } 3672 3673 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3674 u32 freq, u32 wait, const u8 *data, 3675 u16 data_len, u32 no_cck) 3676 { 3677 struct sk_buff *skb; 3678 struct wmi_send_mgmt_cmd *p; 3679 u8 *buf; 3680 3681 if (wait) 3682 return -EINVAL; /* Offload for wait not supported */ 3683 3684 buf = kmalloc(data_len, GFP_KERNEL); 3685 if (!buf) 3686 return -ENOMEM; 3687 3688 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3689 if (!skb) { 3690 kfree(buf); 3691 return -ENOMEM; 3692 } 3693 3694 kfree(wmi->last_mgmt_tx_frame); 3695 memcpy(buf, data, data_len); 3696 wmi->last_mgmt_tx_frame = buf; 3697 wmi->last_mgmt_tx_frame_len = data_len; 3698 3699 ath6kl_dbg(ATH6KL_DBG_WMI, 3700 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3701 id, freq, wait, data_len); 3702 p = (struct wmi_send_mgmt_cmd *) skb->data; 3703 p->id = cpu_to_le32(id); 3704 p->freq = cpu_to_le32(freq); 3705 p->wait = cpu_to_le32(wait); 3706 p->no_cck = cpu_to_le32(no_cck); 3707 p->len = cpu_to_le16(data_len); 3708 memcpy(p->data, data, data_len); 3709 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID, 3710 NO_SYNC_WMIFLAG); 3711 } 3712 3713 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3714 u32 wait, const u8 *data, u16 data_len, 3715 u32 no_cck) 3716 { 3717 int status; 3718 struct ath6kl *ar = wmi->parent_dev; 3719 3720 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 3721 ar->fw_capabilities)) { 3722 /* 3723 * If capable of doing P2P mgmt operations using 3724 * station interface, send additional information like 3725 * supported rates to advertise and xmit rates for 3726 * probe requests 3727 */ 3728 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq, 3729 wait, data, data_len, 3730 no_cck); 3731 } else { 3732 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq, 3733 wait, data, data_len); 3734 } 3735 3736 return status; 3737 } 3738 3739 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq, 3740 const u8 *dst, const u8 *data, 3741 u16 data_len) 3742 { 3743 struct sk_buff *skb; 3744 struct wmi_p2p_probe_response_cmd *p; 3745 size_t cmd_len = sizeof(*p) + data_len; 3746 3747 if (data_len == 0) 3748 cmd_len++; /* work around target minimum length requirement */ 3749 3750 skb = ath6kl_wmi_get_new_buf(cmd_len); 3751 if (!skb) 3752 return -ENOMEM; 3753 3754 ath6kl_dbg(ATH6KL_DBG_WMI, 3755 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n", 3756 freq, dst, data_len); 3757 p = (struct wmi_p2p_probe_response_cmd *) skb->data; 3758 p->freq = cpu_to_le32(freq); 3759 memcpy(p->destination_addr, dst, ETH_ALEN); 3760 p->len = cpu_to_le16(data_len); 3761 memcpy(p->data, data, data_len); 3762 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3763 WMI_SEND_PROBE_RESPONSE_CMDID, 3764 NO_SYNC_WMIFLAG); 3765 } 3766 3767 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable) 3768 { 3769 struct sk_buff *skb; 3770 struct wmi_probe_req_report_cmd *p; 3771 3772 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3773 if (!skb) 3774 return -ENOMEM; 3775 3776 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n", 3777 enable); 3778 p = (struct wmi_probe_req_report_cmd *) skb->data; 3779 p->enable = enable ? 1 : 0; 3780 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID, 3781 NO_SYNC_WMIFLAG); 3782 } 3783 3784 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags) 3785 { 3786 struct sk_buff *skb; 3787 struct wmi_get_p2p_info *p; 3788 3789 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3790 if (!skb) 3791 return -ENOMEM; 3792 3793 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n", 3794 info_req_flags); 3795 p = (struct wmi_get_p2p_info *) skb->data; 3796 p->info_req_flags = cpu_to_le32(info_req_flags); 3797 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID, 3798 NO_SYNC_WMIFLAG); 3799 } 3800 3801 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx) 3802 { 3803 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n"); 3804 return ath6kl_wmi_simple_cmd(wmi, if_idx, 3805 WMI_CANCEL_REMAIN_ON_CHNL_CMDID); 3806 } 3807 3808 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout) 3809 { 3810 struct sk_buff *skb; 3811 struct wmi_set_inact_period_cmd *cmd; 3812 3813 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3814 if (!skb) 3815 return -ENOMEM; 3816 3817 cmd = (struct wmi_set_inact_period_cmd *) skb->data; 3818 cmd->inact_period = cpu_to_le32(inact_timeout); 3819 cmd->num_null_func = 0; 3820 3821 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID, 3822 NO_SYNC_WMIFLAG); 3823 } 3824 3825 static void ath6kl_wmi_hb_challenge_resp_event(struct wmi *wmi, u8 *datap, 3826 int len) 3827 { 3828 struct wmix_hb_challenge_resp_cmd *cmd; 3829 3830 if (len < sizeof(struct wmix_hb_challenge_resp_cmd)) 3831 return; 3832 3833 cmd = (struct wmix_hb_challenge_resp_cmd *) datap; 3834 ath6kl_recovery_hb_event(wmi->parent_dev, 3835 le32_to_cpu(cmd->cookie)); 3836 } 3837 3838 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb) 3839 { 3840 struct wmix_cmd_hdr *cmd; 3841 u32 len; 3842 u16 id; 3843 u8 *datap; 3844 int ret = 0; 3845 3846 if (skb->len < sizeof(struct wmix_cmd_hdr)) { 3847 ath6kl_err("bad packet 1\n"); 3848 return -EINVAL; 3849 } 3850 3851 cmd = (struct wmix_cmd_hdr *) skb->data; 3852 id = le32_to_cpu(cmd->cmd_id); 3853 3854 skb_pull(skb, sizeof(struct wmix_cmd_hdr)); 3855 3856 datap = skb->data; 3857 len = skb->len; 3858 3859 switch (id) { 3860 case WMIX_HB_CHALLENGE_RESP_EVENTID: 3861 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n"); 3862 ath6kl_wmi_hb_challenge_resp_event(wmi, datap, len); 3863 break; 3864 case WMIX_DBGLOG_EVENTID: 3865 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len); 3866 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len); 3867 break; 3868 default: 3869 ath6kl_warn("unknown cmd id 0x%x\n", id); 3870 ret = -EINVAL; 3871 break; 3872 } 3873 3874 return ret; 3875 } 3876 3877 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len) 3878 { 3879 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len); 3880 } 3881 3882 /* Process interface specific wmi events, caller would free the datap */ 3883 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id, 3884 u8 *datap, u32 len) 3885 { 3886 struct ath6kl_vif *vif; 3887 3888 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx); 3889 if (!vif) { 3890 ath6kl_dbg(ATH6KL_DBG_WMI, 3891 "Wmi event for unavailable vif, vif_index:%d\n", 3892 if_idx); 3893 return -EINVAL; 3894 } 3895 3896 switch (cmd_id) { 3897 case WMI_CONNECT_EVENTID: 3898 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n"); 3899 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif); 3900 case WMI_DISCONNECT_EVENTID: 3901 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n"); 3902 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif); 3903 case WMI_TKIP_MICERR_EVENTID: 3904 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n"); 3905 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif); 3906 case WMI_BSSINFO_EVENTID: 3907 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n"); 3908 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif); 3909 case WMI_NEIGHBOR_REPORT_EVENTID: 3910 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n"); 3911 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len, 3912 vif); 3913 case WMI_SCAN_COMPLETE_EVENTID: 3914 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n"); 3915 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif); 3916 case WMI_REPORT_STATISTICS_EVENTID: 3917 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n"); 3918 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif); 3919 case WMI_CAC_EVENTID: 3920 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n"); 3921 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif); 3922 case WMI_PSPOLL_EVENTID: 3923 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n"); 3924 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif); 3925 case WMI_DTIMEXPIRY_EVENTID: 3926 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n"); 3927 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif); 3928 case WMI_ADDBA_REQ_EVENTID: 3929 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n"); 3930 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif); 3931 case WMI_DELBA_REQ_EVENTID: 3932 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n"); 3933 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif); 3934 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID: 3935 ath6kl_dbg(ATH6KL_DBG_WMI, 3936 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID"); 3937 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif); 3938 case WMI_REMAIN_ON_CHNL_EVENTID: 3939 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n"); 3940 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif); 3941 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID: 3942 ath6kl_dbg(ATH6KL_DBG_WMI, 3943 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n"); 3944 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap, 3945 len, vif); 3946 case WMI_TX_STATUS_EVENTID: 3947 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n"); 3948 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif); 3949 case WMI_RX_PROBE_REQ_EVENTID: 3950 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n"); 3951 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif); 3952 case WMI_RX_ACTION_EVENTID: 3953 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n"); 3954 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif); 3955 case WMI_TXE_NOTIFY_EVENTID: 3956 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TXE_NOTIFY_EVENTID\n"); 3957 return ath6kl_wmi_txe_notify_event_rx(wmi, datap, len, vif); 3958 default: 3959 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id); 3960 return -EINVAL; 3961 } 3962 3963 return 0; 3964 } 3965 3966 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb) 3967 { 3968 struct wmi_cmd_hdr *cmd; 3969 int ret = 0; 3970 u32 len; 3971 u16 id; 3972 u8 if_idx; 3973 u8 *datap; 3974 3975 cmd = (struct wmi_cmd_hdr *) skb->data; 3976 id = le16_to_cpu(cmd->cmd_id); 3977 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK; 3978 3979 skb_pull(skb, sizeof(struct wmi_cmd_hdr)); 3980 datap = skb->data; 3981 len = skb->len; 3982 3983 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len); 3984 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ", 3985 datap, len); 3986 3987 switch (id) { 3988 case WMI_GET_BITRATE_CMDID: 3989 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n"); 3990 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len); 3991 break; 3992 case WMI_GET_CHANNEL_LIST_CMDID: 3993 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n"); 3994 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len); 3995 break; 3996 case WMI_GET_TX_PWR_CMDID: 3997 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n"); 3998 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len); 3999 break; 4000 case WMI_READY_EVENTID: 4001 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n"); 4002 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len); 4003 break; 4004 case WMI_PEER_NODE_EVENTID: 4005 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n"); 4006 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len); 4007 break; 4008 case WMI_REGDOMAIN_EVENTID: 4009 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n"); 4010 ath6kl_wmi_regdomain_event(wmi, datap, len); 4011 break; 4012 case WMI_PSTREAM_TIMEOUT_EVENTID: 4013 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n"); 4014 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len); 4015 break; 4016 case WMI_CMDERROR_EVENTID: 4017 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n"); 4018 ret = ath6kl_wmi_error_event_rx(wmi, datap, len); 4019 break; 4020 case WMI_RSSI_THRESHOLD_EVENTID: 4021 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n"); 4022 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len); 4023 break; 4024 case WMI_ERROR_REPORT_EVENTID: 4025 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n"); 4026 break; 4027 case WMI_OPT_RX_FRAME_EVENTID: 4028 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n"); 4029 /* this event has been deprecated */ 4030 break; 4031 case WMI_REPORT_ROAM_TBL_EVENTID: 4032 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n"); 4033 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len); 4034 break; 4035 case WMI_EXTENSION_EVENTID: 4036 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n"); 4037 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb); 4038 break; 4039 case WMI_CHANNEL_CHANGE_EVENTID: 4040 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n"); 4041 break; 4042 case WMI_REPORT_ROAM_DATA_EVENTID: 4043 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n"); 4044 break; 4045 case WMI_TEST_EVENTID: 4046 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n"); 4047 ret = ath6kl_wmi_test_rx(wmi, datap, len); 4048 break; 4049 case WMI_GET_FIXRATES_CMDID: 4050 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n"); 4051 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len); 4052 break; 4053 case WMI_TX_RETRY_ERR_EVENTID: 4054 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n"); 4055 break; 4056 case WMI_SNR_THRESHOLD_EVENTID: 4057 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n"); 4058 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len); 4059 break; 4060 case WMI_LQ_THRESHOLD_EVENTID: 4061 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n"); 4062 break; 4063 case WMI_APLIST_EVENTID: 4064 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n"); 4065 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len); 4066 break; 4067 case WMI_GET_KEEPALIVE_CMDID: 4068 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n"); 4069 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len); 4070 break; 4071 case WMI_GET_WOW_LIST_EVENTID: 4072 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n"); 4073 break; 4074 case WMI_GET_PMKID_LIST_EVENTID: 4075 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n"); 4076 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len); 4077 break; 4078 case WMI_SET_PARAMS_REPLY_EVENTID: 4079 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n"); 4080 break; 4081 case WMI_ADDBA_RESP_EVENTID: 4082 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n"); 4083 break; 4084 case WMI_REPORT_BTCOEX_CONFIG_EVENTID: 4085 ath6kl_dbg(ATH6KL_DBG_WMI, 4086 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n"); 4087 break; 4088 case WMI_REPORT_BTCOEX_STATS_EVENTID: 4089 ath6kl_dbg(ATH6KL_DBG_WMI, 4090 "WMI_REPORT_BTCOEX_STATS_EVENTID\n"); 4091 break; 4092 case WMI_TX_COMPLETE_EVENTID: 4093 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n"); 4094 ret = ath6kl_wmi_tx_complete_event_rx(datap, len); 4095 break; 4096 case WMI_P2P_CAPABILITIES_EVENTID: 4097 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n"); 4098 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len); 4099 break; 4100 case WMI_P2P_INFO_EVENTID: 4101 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n"); 4102 ret = ath6kl_wmi_p2p_info_event_rx(datap, len); 4103 break; 4104 default: 4105 /* may be the event is interface specific */ 4106 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len); 4107 break; 4108 } 4109 4110 dev_kfree_skb(skb); 4111 return ret; 4112 } 4113 4114 /* Control Path */ 4115 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) 4116 { 4117 if (WARN_ON(skb == NULL)) 4118 return -EINVAL; 4119 4120 if (skb->len < sizeof(struct wmi_cmd_hdr)) { 4121 ath6kl_err("bad packet 1\n"); 4122 dev_kfree_skb(skb); 4123 return -EINVAL; 4124 } 4125 4126 trace_ath6kl_wmi_event(skb->data, skb->len); 4127 4128 return ath6kl_wmi_proc_events(wmi, skb); 4129 } 4130 4131 void ath6kl_wmi_reset(struct wmi *wmi) 4132 { 4133 spin_lock_bh(&wmi->lock); 4134 4135 wmi->fat_pipe_exist = 0; 4136 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac)); 4137 4138 spin_unlock_bh(&wmi->lock); 4139 } 4140 4141 void *ath6kl_wmi_init(struct ath6kl *dev) 4142 { 4143 struct wmi *wmi; 4144 4145 wmi = kzalloc(sizeof(struct wmi), GFP_KERNEL); 4146 if (!wmi) 4147 return NULL; 4148 4149 spin_lock_init(&wmi->lock); 4150 4151 wmi->parent_dev = dev; 4152 4153 wmi->pwr_mode = REC_POWER; 4154 4155 ath6kl_wmi_reset(wmi); 4156 4157 return wmi; 4158 } 4159 4160 void ath6kl_wmi_shutdown(struct wmi *wmi) 4161 { 4162 if (!wmi) 4163 return; 4164 4165 kfree(wmi->last_mgmt_tx_frame); 4166 kfree(wmi); 4167 } 4168