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 if (len < sizeof(*evt)) { 488 ath6kl_dbg(ATH6KL_DBG_WMI, "tx complete: invalid len %d\n", 489 len); 490 return -EINVAL; 491 } 492 493 if (len < sizeof(*evt) + evt->num_msg * sizeof(struct tx_complete_msg_v1)) { 494 ath6kl_dbg(ATH6KL_DBG_WMI, "tx complete: invalid len %d for %u msgs\n", 495 len, evt->num_msg); 496 return -EINVAL; 497 } 498 499 ath6kl_dbg(ATH6KL_DBG_WMI, "comp: %d %d %d\n", 500 evt->num_msg, evt->msg_len, evt->msg_type); 501 502 for (index = 0; index < evt->num_msg; index++) { 503 size = sizeof(struct wmi_tx_complete_event) + 504 (index * sizeof(struct tx_complete_msg_v1)); 505 msg_v1 = (struct tx_complete_msg_v1 *)(datap + size); 506 507 ath6kl_dbg(ATH6KL_DBG_WMI, "msg: %d %d %d %d\n", 508 msg_v1->status, msg_v1->pkt_id, 509 msg_v1->rate_idx, msg_v1->ack_failures); 510 } 511 512 return 0; 513 } 514 515 static int ath6kl_wmi_remain_on_chnl_event_rx(struct wmi *wmi, u8 *datap, 516 int len, struct ath6kl_vif *vif) 517 { 518 struct wmi_remain_on_chnl_event *ev; 519 u32 freq; 520 u32 dur; 521 struct ieee80211_channel *chan; 522 struct ath6kl *ar = wmi->parent_dev; 523 u32 id; 524 525 if (len < sizeof(*ev)) 526 return -EINVAL; 527 528 ev = (struct wmi_remain_on_chnl_event *) datap; 529 freq = le32_to_cpu(ev->freq); 530 dur = le32_to_cpu(ev->duration); 531 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl: freq=%u dur=%u\n", 532 freq, dur); 533 chan = ieee80211_get_channel(ar->wiphy, freq); 534 if (!chan) { 535 ath6kl_dbg(ATH6KL_DBG_WMI, 536 "remain_on_chnl: Unknown channel (freq=%u)\n", 537 freq); 538 return -EINVAL; 539 } 540 id = vif->last_roc_id; 541 cfg80211_ready_on_channel(&vif->wdev, id, chan, 542 dur, GFP_ATOMIC); 543 544 return 0; 545 } 546 547 static int ath6kl_wmi_cancel_remain_on_chnl_event_rx(struct wmi *wmi, 548 u8 *datap, int len, 549 struct ath6kl_vif *vif) 550 { 551 struct wmi_cancel_remain_on_chnl_event *ev; 552 u32 freq; 553 u32 dur; 554 struct ieee80211_channel *chan; 555 struct ath6kl *ar = wmi->parent_dev; 556 u32 id; 557 558 if (len < sizeof(*ev)) 559 return -EINVAL; 560 561 ev = (struct wmi_cancel_remain_on_chnl_event *) datap; 562 freq = le32_to_cpu(ev->freq); 563 dur = le32_to_cpu(ev->duration); 564 ath6kl_dbg(ATH6KL_DBG_WMI, 565 "cancel_remain_on_chnl: freq=%u dur=%u status=%u\n", 566 freq, dur, ev->status); 567 chan = ieee80211_get_channel(ar->wiphy, freq); 568 if (!chan) { 569 ath6kl_dbg(ATH6KL_DBG_WMI, 570 "cancel_remain_on_chnl: Unknown channel (freq=%u)\n", 571 freq); 572 return -EINVAL; 573 } 574 if (vif->last_cancel_roc_id && 575 vif->last_cancel_roc_id + 1 == vif->last_roc_id) 576 id = vif->last_cancel_roc_id; /* event for cancel command */ 577 else 578 id = vif->last_roc_id; /* timeout on uncanceled r-o-c */ 579 vif->last_cancel_roc_id = 0; 580 cfg80211_remain_on_channel_expired(&vif->wdev, id, chan, GFP_ATOMIC); 581 582 return 0; 583 } 584 585 static int ath6kl_wmi_tx_status_event_rx(struct wmi *wmi, u8 *datap, int len, 586 struct ath6kl_vif *vif) 587 { 588 struct wmi_tx_status_event *ev; 589 u32 id; 590 591 if (len < sizeof(*ev)) 592 return -EINVAL; 593 594 ev = (struct wmi_tx_status_event *) datap; 595 id = le32_to_cpu(ev->id); 596 ath6kl_dbg(ATH6KL_DBG_WMI, "tx_status: id=%x ack_status=%u\n", 597 id, ev->ack_status); 598 if (wmi->last_mgmt_tx_frame) { 599 cfg80211_mgmt_tx_status(&vif->wdev, wmi->last_mgmt_tx_cookie, 600 wmi->last_mgmt_tx_frame, 601 wmi->last_mgmt_tx_frame_len, 602 !!ev->ack_status, GFP_ATOMIC); 603 kfree(wmi->last_mgmt_tx_frame); 604 wmi->last_mgmt_tx_frame = NULL; 605 wmi->last_mgmt_tx_frame_len = 0; 606 } 607 608 return 0; 609 } 610 611 static int ath6kl_wmi_rx_probe_req_event_rx(struct wmi *wmi, u8 *datap, int len, 612 struct ath6kl_vif *vif) 613 { 614 struct wmi_p2p_rx_probe_req_event *ev; 615 u32 freq; 616 u16 dlen; 617 618 if (len < sizeof(*ev)) 619 return -EINVAL; 620 621 ev = (struct wmi_p2p_rx_probe_req_event *) datap; 622 freq = le32_to_cpu(ev->freq); 623 dlen = le16_to_cpu(ev->len); 624 if (datap + len < ev->data + dlen) { 625 ath6kl_err("invalid wmi_p2p_rx_probe_req_event: len=%d dlen=%u\n", 626 len, dlen); 627 return -EINVAL; 628 } 629 ath6kl_dbg(ATH6KL_DBG_WMI, 630 "rx_probe_req: len=%u freq=%u probe_req_report=%d\n", 631 dlen, freq, vif->probe_req_report); 632 633 if (vif->probe_req_report || vif->nw_type == AP_NETWORK) 634 cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0); 635 636 return 0; 637 } 638 639 static int ath6kl_wmi_p2p_capabilities_event_rx(u8 *datap, int len) 640 { 641 struct wmi_p2p_capabilities_event *ev; 642 u16 dlen; 643 644 if (len < sizeof(*ev)) 645 return -EINVAL; 646 647 ev = (struct wmi_p2p_capabilities_event *) datap; 648 dlen = le16_to_cpu(ev->len); 649 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_capab: len=%u\n", dlen); 650 651 return 0; 652 } 653 654 static int ath6kl_wmi_rx_action_event_rx(struct wmi *wmi, u8 *datap, int len, 655 struct ath6kl_vif *vif) 656 { 657 struct wmi_rx_action_event *ev; 658 u32 freq; 659 u16 dlen; 660 661 if (len < sizeof(*ev)) 662 return -EINVAL; 663 664 ev = (struct wmi_rx_action_event *) datap; 665 freq = le32_to_cpu(ev->freq); 666 dlen = le16_to_cpu(ev->len); 667 if (datap + len < ev->data + dlen) { 668 ath6kl_err("invalid wmi_rx_action_event: len=%d dlen=%u\n", 669 len, dlen); 670 return -EINVAL; 671 } 672 ath6kl_dbg(ATH6KL_DBG_WMI, "rx_action: len=%u freq=%u\n", dlen, freq); 673 cfg80211_rx_mgmt(&vif->wdev, freq, 0, ev->data, dlen, 0); 674 675 return 0; 676 } 677 678 static int ath6kl_wmi_p2p_info_event_rx(u8 *datap, int len) 679 { 680 struct wmi_p2p_info_event *ev; 681 u32 flags; 682 u16 dlen; 683 684 if (len < sizeof(*ev)) 685 return -EINVAL; 686 687 ev = (struct wmi_p2p_info_event *) datap; 688 flags = le32_to_cpu(ev->info_req_flags); 689 dlen = le16_to_cpu(ev->len); 690 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: flags=%x len=%d\n", flags, dlen); 691 692 if (flags & P2P_FLAG_CAPABILITIES_REQ) { 693 struct wmi_p2p_capabilities *cap; 694 if (dlen < sizeof(*cap)) 695 return -EINVAL; 696 cap = (struct wmi_p2p_capabilities *) ev->data; 697 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: GO Power Save = %d\n", 698 cap->go_power_save); 699 } 700 701 if (flags & P2P_FLAG_MACADDR_REQ) { 702 struct wmi_p2p_macaddr *mac; 703 if (dlen < sizeof(*mac)) 704 return -EINVAL; 705 mac = (struct wmi_p2p_macaddr *) ev->data; 706 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: MAC Address = %pM\n", 707 mac->mac_addr); 708 } 709 710 if (flags & P2P_FLAG_HMODEL_REQ) { 711 struct wmi_p2p_hmodel *mod; 712 if (dlen < sizeof(*mod)) 713 return -EINVAL; 714 mod = (struct wmi_p2p_hmodel *) ev->data; 715 ath6kl_dbg(ATH6KL_DBG_WMI, "p2p_info: P2P Model = %d (%s)\n", 716 mod->p2p_model, 717 mod->p2p_model ? "host" : "firmware"); 718 } 719 return 0; 720 } 721 722 static inline struct sk_buff *ath6kl_wmi_get_new_buf(u32 size) 723 { 724 struct sk_buff *skb; 725 726 skb = ath6kl_buf_alloc(size); 727 if (!skb) 728 return NULL; 729 730 skb_put(skb, size); 731 if (size) 732 memset(skb->data, 0, size); 733 734 return skb; 735 } 736 737 /* Send a "simple" wmi command -- one with no arguments */ 738 static int ath6kl_wmi_simple_cmd(struct wmi *wmi, u8 if_idx, 739 enum wmi_cmd_id cmd_id) 740 { 741 struct sk_buff *skb; 742 int ret; 743 744 skb = ath6kl_wmi_get_new_buf(0); 745 if (!skb) 746 return -ENOMEM; 747 748 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, cmd_id, NO_SYNC_WMIFLAG); 749 750 return ret; 751 } 752 753 static int ath6kl_wmi_ready_event_rx(struct wmi *wmi, u8 *datap, int len) 754 { 755 struct wmi_ready_event_2 *ev = (struct wmi_ready_event_2 *) datap; 756 757 if (len < sizeof(struct wmi_ready_event_2)) 758 return -EINVAL; 759 760 ath6kl_ready_event(wmi->parent_dev, ev->mac_addr, 761 le32_to_cpu(ev->sw_version), 762 le32_to_cpu(ev->abi_version), ev->phy_cap); 763 764 return 0; 765 } 766 767 /* 768 * Mechanism to modify the roaming behavior in the firmware. The lower rssi 769 * at which the station has to roam can be passed with 770 * WMI_SET_LRSSI_SCAN_PARAMS. Subtract 96 from RSSI to get the signal level 771 * in dBm. 772 */ 773 int ath6kl_wmi_set_roam_lrssi_cmd(struct wmi *wmi, u8 lrssi) 774 { 775 struct sk_buff *skb; 776 struct roam_ctrl_cmd *cmd; 777 778 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 779 if (!skb) 780 return -ENOMEM; 781 782 cmd = (struct roam_ctrl_cmd *) skb->data; 783 784 cmd->info.params.lrssi_scan_period = cpu_to_le16(DEF_LRSSI_SCAN_PERIOD); 785 cmd->info.params.lrssi_scan_threshold = a_cpu_to_sle16(lrssi + 786 DEF_SCAN_FOR_ROAM_INTVL); 787 cmd->info.params.lrssi_roam_threshold = a_cpu_to_sle16(lrssi); 788 cmd->info.params.roam_rssi_floor = DEF_LRSSI_ROAM_FLOOR; 789 cmd->roam_ctrl = WMI_SET_LRSSI_SCAN_PARAMS; 790 791 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 792 NO_SYNC_WMIFLAG); 793 } 794 795 int ath6kl_wmi_force_roam_cmd(struct wmi *wmi, const u8 *bssid) 796 { 797 struct sk_buff *skb; 798 struct roam_ctrl_cmd *cmd; 799 800 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 801 if (!skb) 802 return -ENOMEM; 803 804 cmd = (struct roam_ctrl_cmd *) skb->data; 805 806 memcpy(cmd->info.bssid, bssid, ETH_ALEN); 807 cmd->roam_ctrl = WMI_FORCE_ROAM; 808 809 ath6kl_dbg(ATH6KL_DBG_WMI, "force roam to %pM\n", bssid); 810 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 811 NO_SYNC_WMIFLAG); 812 } 813 814 int ath6kl_wmi_ap_set_beacon_intvl_cmd(struct wmi *wmi, u8 if_idx, 815 u32 beacon_intvl) 816 { 817 struct sk_buff *skb; 818 struct set_beacon_int_cmd *cmd; 819 820 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 821 if (!skb) 822 return -ENOMEM; 823 824 cmd = (struct set_beacon_int_cmd *) skb->data; 825 826 cmd->beacon_intvl = cpu_to_le32(beacon_intvl); 827 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 828 WMI_SET_BEACON_INT_CMDID, NO_SYNC_WMIFLAG); 829 } 830 831 int ath6kl_wmi_ap_set_dtim_cmd(struct wmi *wmi, u8 if_idx, u32 dtim_period) 832 { 833 struct sk_buff *skb; 834 struct set_dtim_cmd *cmd; 835 836 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 837 if (!skb) 838 return -ENOMEM; 839 840 cmd = (struct set_dtim_cmd *) skb->data; 841 842 cmd->dtim_period = cpu_to_le32(dtim_period); 843 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 844 WMI_AP_SET_DTIM_CMDID, NO_SYNC_WMIFLAG); 845 } 846 847 int ath6kl_wmi_set_roam_mode_cmd(struct wmi *wmi, enum wmi_roam_mode mode) 848 { 849 struct sk_buff *skb; 850 struct roam_ctrl_cmd *cmd; 851 852 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 853 if (!skb) 854 return -ENOMEM; 855 856 cmd = (struct roam_ctrl_cmd *) skb->data; 857 858 cmd->info.roam_mode = mode; 859 cmd->roam_ctrl = WMI_SET_ROAM_MODE; 860 861 ath6kl_dbg(ATH6KL_DBG_WMI, "set roam mode %d\n", mode); 862 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_ROAM_CTRL_CMDID, 863 NO_SYNC_WMIFLAG); 864 } 865 866 static int ath6kl_wmi_connect_event_rx(struct wmi *wmi, u8 *datap, int len, 867 struct ath6kl_vif *vif) 868 { 869 struct wmi_connect_event *ev; 870 u8 *pie, *peie; 871 872 if (len < sizeof(struct wmi_connect_event)) 873 return -EINVAL; 874 875 ev = (struct wmi_connect_event *) datap; 876 877 if (len < sizeof(*ev) + ev->beacon_ie_len + 878 ev->assoc_req_len + ev->assoc_resp_len) { 879 ath6kl_dbg(ATH6KL_DBG_WMI, 880 "connect event: IE lengths %u+%u+%u exceed buffer %d\n", 881 ev->beacon_ie_len, ev->assoc_req_len, 882 ev->assoc_resp_len, len); 883 return -EINVAL; 884 } 885 if (vif->nw_type == AP_NETWORK) { 886 /* AP mode start/STA connected event */ 887 struct net_device *dev = vif->ndev; 888 if (memcmp(dev->dev_addr, ev->u.ap_bss.bssid, ETH_ALEN) == 0) { 889 ath6kl_dbg(ATH6KL_DBG_WMI, 890 "%s: freq %d bssid %pM (AP started)\n", 891 __func__, le16_to_cpu(ev->u.ap_bss.ch), 892 ev->u.ap_bss.bssid); 893 ath6kl_connect_ap_mode_bss( 894 vif, le16_to_cpu(ev->u.ap_bss.ch)); 895 } else { 896 ath6kl_dbg(ATH6KL_DBG_WMI, 897 "%s: aid %u mac_addr %pM auth=%u keymgmt=%u cipher=%u apsd_info=%u (STA connected)\n", 898 __func__, ev->u.ap_sta.aid, 899 ev->u.ap_sta.mac_addr, 900 ev->u.ap_sta.auth, 901 ev->u.ap_sta.keymgmt, 902 le16_to_cpu(ev->u.ap_sta.cipher), 903 ev->u.ap_sta.apsd_info); 904 905 ath6kl_connect_ap_mode_sta( 906 vif, ev->u.ap_sta.aid, ev->u.ap_sta.mac_addr, 907 ev->u.ap_sta.keymgmt, 908 le16_to_cpu(ev->u.ap_sta.cipher), 909 ev->u.ap_sta.auth, ev->assoc_req_len, 910 ev->assoc_info + ev->beacon_ie_len, 911 ev->u.ap_sta.apsd_info); 912 } 913 return 0; 914 } 915 916 /* STA/IBSS mode connection event */ 917 918 ath6kl_dbg(ATH6KL_DBG_WMI, 919 "wmi event connect freq %d bssid %pM listen_intvl %d beacon_intvl %d type %d\n", 920 le16_to_cpu(ev->u.sta.ch), ev->u.sta.bssid, 921 le16_to_cpu(ev->u.sta.listen_intvl), 922 le16_to_cpu(ev->u.sta.beacon_intvl), 923 le32_to_cpu(ev->u.sta.nw_type)); 924 925 /* Start of assoc rsp IEs */ 926 pie = ev->assoc_info + ev->beacon_ie_len + 927 ev->assoc_req_len + (sizeof(u16) * 3); /* capinfo, status, aid */ 928 929 /* End of assoc rsp IEs */ 930 peie = ev->assoc_info + ev->beacon_ie_len + ev->assoc_req_len + 931 ev->assoc_resp_len; 932 933 while (pie < peie) { 934 switch (*pie) { 935 case WLAN_EID_VENDOR_SPECIFIC: 936 if (pie[1] > 3 && pie[2] == 0x00 && pie[3] == 0x50 && 937 pie[4] == 0xf2 && pie[5] == WMM_OUI_TYPE) { 938 /* WMM OUT (00:50:F2) */ 939 if (pie[1] > 5 && 940 pie[6] == WMM_PARAM_OUI_SUBTYPE) 941 wmi->is_wmm_enabled = true; 942 } 943 break; 944 } 945 946 if (wmi->is_wmm_enabled) 947 break; 948 949 pie += pie[1] + 2; 950 } 951 952 ath6kl_connect_event(vif, le16_to_cpu(ev->u.sta.ch), 953 ev->u.sta.bssid, 954 le16_to_cpu(ev->u.sta.listen_intvl), 955 le16_to_cpu(ev->u.sta.beacon_intvl), 956 le32_to_cpu(ev->u.sta.nw_type), 957 ev->beacon_ie_len, ev->assoc_req_len, 958 ev->assoc_resp_len, ev->assoc_info); 959 960 return 0; 961 } 962 963 static struct country_code_to_enum_rd * 964 ath6kl_regd_find_country(u16 countryCode) 965 { 966 int i; 967 968 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 969 if (allCountries[i].countryCode == countryCode) 970 return &allCountries[i]; 971 } 972 973 return NULL; 974 } 975 976 static struct reg_dmn_pair_mapping * 977 ath6kl_get_regpair(u16 regdmn) 978 { 979 int i; 980 981 if (regdmn == NO_ENUMRD) 982 return NULL; 983 984 for (i = 0; i < ARRAY_SIZE(regDomainPairs); i++) { 985 if (regDomainPairs[i].reg_domain == regdmn) 986 return ®DomainPairs[i]; 987 } 988 989 return NULL; 990 } 991 992 static struct country_code_to_enum_rd * 993 ath6kl_regd_find_country_by_rd(u16 regdmn) 994 { 995 int i; 996 997 for (i = 0; i < ARRAY_SIZE(allCountries); i++) { 998 if (allCountries[i].regDmnEnum == regdmn) 999 return &allCountries[i]; 1000 } 1001 1002 return NULL; 1003 } 1004 1005 static void ath6kl_wmi_regdomain_event(struct wmi *wmi, u8 *datap, int len) 1006 { 1007 struct ath6kl_wmi_regdomain *ev; 1008 struct country_code_to_enum_rd *country = NULL; 1009 struct reg_dmn_pair_mapping *regpair = NULL; 1010 char alpha2[2]; 1011 u32 reg_code; 1012 1013 ev = (struct ath6kl_wmi_regdomain *) datap; 1014 reg_code = le32_to_cpu(ev->reg_code); 1015 1016 if ((reg_code >> ATH6KL_COUNTRY_RD_SHIFT) & COUNTRY_ERD_FLAG) { 1017 country = ath6kl_regd_find_country((u16) reg_code); 1018 } else if (!(((u16) reg_code & WORLD_SKU_MASK) == WORLD_SKU_PREFIX)) { 1019 regpair = ath6kl_get_regpair((u16) reg_code); 1020 country = ath6kl_regd_find_country_by_rd((u16) reg_code); 1021 if (regpair) 1022 ath6kl_dbg(ATH6KL_DBG_WMI, "Regpair used: 0x%0x\n", 1023 regpair->reg_domain); 1024 else 1025 ath6kl_warn("Regpair not found reg_code 0x%0x\n", 1026 reg_code); 1027 } 1028 1029 if (country && wmi->parent_dev->wiphy_registered) { 1030 alpha2[0] = country->isoName[0]; 1031 alpha2[1] = country->isoName[1]; 1032 1033 regulatory_hint(wmi->parent_dev->wiphy, alpha2); 1034 1035 ath6kl_dbg(ATH6KL_DBG_WMI, "Country alpha2 being used: %c%c\n", 1036 alpha2[0], alpha2[1]); 1037 } 1038 } 1039 1040 static int ath6kl_wmi_disconnect_event_rx(struct wmi *wmi, u8 *datap, int len, 1041 struct ath6kl_vif *vif) 1042 { 1043 struct wmi_disconnect_event *ev; 1044 wmi->traffic_class = 100; 1045 1046 if (len < sizeof(struct wmi_disconnect_event)) 1047 return -EINVAL; 1048 1049 ev = (struct wmi_disconnect_event *) datap; 1050 1051 ath6kl_dbg(ATH6KL_DBG_WMI, 1052 "wmi event disconnect proto_reason %d bssid %pM wmi_reason %d assoc_resp_len %d\n", 1053 le16_to_cpu(ev->proto_reason_status), ev->bssid, 1054 ev->disconn_reason, ev->assoc_resp_len); 1055 1056 wmi->is_wmm_enabled = false; 1057 1058 ath6kl_disconnect_event(vif, ev->disconn_reason, 1059 ev->bssid, ev->assoc_resp_len, ev->assoc_info, 1060 le16_to_cpu(ev->proto_reason_status)); 1061 1062 return 0; 1063 } 1064 1065 static int ath6kl_wmi_peer_node_event_rx(struct wmi *wmi, u8 *datap, int len) 1066 { 1067 struct wmi_peer_node_event *ev; 1068 1069 if (len < sizeof(struct wmi_peer_node_event)) 1070 return -EINVAL; 1071 1072 ev = (struct wmi_peer_node_event *) datap; 1073 1074 if (ev->event_code == PEER_NODE_JOIN_EVENT) 1075 ath6kl_dbg(ATH6KL_DBG_WMI, "joined node with mac addr: %pM\n", 1076 ev->peer_mac_addr); 1077 else if (ev->event_code == PEER_NODE_LEAVE_EVENT) 1078 ath6kl_dbg(ATH6KL_DBG_WMI, "left node with mac addr: %pM\n", 1079 ev->peer_mac_addr); 1080 1081 return 0; 1082 } 1083 1084 static int ath6kl_wmi_tkip_micerr_event_rx(struct wmi *wmi, u8 *datap, int len, 1085 struct ath6kl_vif *vif) 1086 { 1087 struct wmi_tkip_micerr_event *ev; 1088 1089 if (len < sizeof(struct wmi_tkip_micerr_event)) 1090 return -EINVAL; 1091 1092 ev = (struct wmi_tkip_micerr_event *) datap; 1093 1094 ath6kl_tkip_micerr_event(vif, ev->key_id, ev->is_mcast); 1095 1096 return 0; 1097 } 1098 1099 void ath6kl_wmi_sscan_timer(struct timer_list *t) 1100 { 1101 struct ath6kl_vif *vif = timer_container_of(vif, t, sched_scan_timer); 1102 1103 cfg80211_sched_scan_results(vif->ar->wiphy, 0); 1104 } 1105 1106 static int ath6kl_wmi_bssinfo_event_rx(struct wmi *wmi, u8 *datap, int len, 1107 struct ath6kl_vif *vif) 1108 { 1109 struct wmi_bss_info_hdr2 *bih; 1110 u8 *buf; 1111 struct ieee80211_channel *channel; 1112 struct ath6kl *ar = wmi->parent_dev; 1113 struct cfg80211_bss *bss; 1114 1115 if (len <= sizeof(struct wmi_bss_info_hdr2)) 1116 return -EINVAL; 1117 1118 bih = (struct wmi_bss_info_hdr2 *) datap; 1119 buf = datap + sizeof(struct wmi_bss_info_hdr2); 1120 len -= sizeof(struct wmi_bss_info_hdr2); 1121 1122 ath6kl_dbg(ATH6KL_DBG_WMI, 1123 "bss info evt - ch %u, snr %d, rssi %d, bssid \"%pM\" " 1124 "frame_type=%d\n", 1125 bih->ch, bih->snr, bih->snr - 95, bih->bssid, 1126 bih->frame_type); 1127 1128 if (bih->frame_type != BEACON_FTYPE && 1129 bih->frame_type != PROBERESP_FTYPE) 1130 return 0; /* Only update BSS table for now */ 1131 1132 if (bih->frame_type == BEACON_FTYPE && 1133 test_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags)) { 1134 clear_bit(CLEAR_BSSFILTER_ON_BEACON, &vif->flags); 1135 ath6kl_wmi_bssfilter_cmd(ar->wmi, vif->fw_vif_idx, 1136 NONE_BSS_FILTER, 0); 1137 } 1138 1139 channel = ieee80211_get_channel(ar->wiphy, le16_to_cpu(bih->ch)); 1140 if (channel == NULL) 1141 return -EINVAL; 1142 1143 if (len < 8 + 2 + 2) 1144 return -EINVAL; 1145 1146 if (bih->frame_type == BEACON_FTYPE && 1147 test_bit(CONNECTED, &vif->flags) && 1148 memcmp(bih->bssid, vif->bssid, ETH_ALEN) == 0) { 1149 const u8 *tim; 1150 tim = cfg80211_find_ie(WLAN_EID_TIM, buf + 8 + 2 + 2, 1151 len - 8 - 2 - 2); 1152 if (tim && tim[1] >= 2) { 1153 vif->assoc_bss_dtim_period = tim[3]; 1154 set_bit(DTIM_PERIOD_AVAIL, &vif->flags); 1155 } 1156 } 1157 1158 bss = cfg80211_inform_bss(ar->wiphy, channel, 1159 bih->frame_type == BEACON_FTYPE ? 1160 CFG80211_BSS_FTYPE_BEACON : 1161 CFG80211_BSS_FTYPE_PRESP, 1162 bih->bssid, get_unaligned_le64((__le64 *)buf), 1163 get_unaligned_le16(((__le16 *)buf) + 5), 1164 get_unaligned_le16(((__le16 *)buf) + 4), 1165 buf + 8 + 2 + 2, len - 8 - 2 - 2, 1166 (bih->snr - 95) * 100, GFP_ATOMIC); 1167 if (bss == NULL) 1168 return -ENOMEM; 1169 cfg80211_put_bss(ar->wiphy, bss); 1170 1171 /* 1172 * Firmware doesn't return any event when scheduled scan has 1173 * finished, so we need to use a timer to find out when there are 1174 * no more results. 1175 * 1176 * The timer is started from the first bss info received, otherwise 1177 * the timer would not ever fire if the scan interval is short 1178 * enough. 1179 */ 1180 if (test_bit(SCHED_SCANNING, &vif->flags) && 1181 !timer_pending(&vif->sched_scan_timer)) { 1182 mod_timer(&vif->sched_scan_timer, jiffies + 1183 msecs_to_jiffies(ATH6KL_SCHED_SCAN_RESULT_DELAY)); 1184 } 1185 1186 return 0; 1187 } 1188 1189 /* Inactivity timeout of a fatpipe(pstream) at the target */ 1190 static int ath6kl_wmi_pstream_timeout_event_rx(struct wmi *wmi, u8 *datap, 1191 int len) 1192 { 1193 struct wmi_pstream_timeout_event *ev; 1194 1195 if (len < sizeof(struct wmi_pstream_timeout_event)) 1196 return -EINVAL; 1197 1198 ev = (struct wmi_pstream_timeout_event *) datap; 1199 if (ev->traffic_class >= WMM_NUM_AC) { 1200 ath6kl_err("invalid traffic class: %d\n", ev->traffic_class); 1201 return -EINVAL; 1202 } 1203 1204 /* 1205 * When the pstream (fat pipe == AC) timesout, it means there were 1206 * no thinStreams within this pstream & it got implicitly created 1207 * due to data flow on this AC. We start the inactivity timer only 1208 * for implicitly created pstream. Just reset the host state. 1209 */ 1210 spin_lock_bh(&wmi->lock); 1211 wmi->stream_exist_for_ac[ev->traffic_class] = 0; 1212 wmi->fat_pipe_exist &= ~(1 << ev->traffic_class); 1213 spin_unlock_bh(&wmi->lock); 1214 1215 /* Indicate inactivity to driver layer for this fatpipe (pstream) */ 1216 ath6kl_indicate_tx_activity(wmi->parent_dev, ev->traffic_class, false); 1217 1218 return 0; 1219 } 1220 1221 static int ath6kl_wmi_bitrate_reply_rx(struct wmi *wmi, u8 *datap, int len) 1222 { 1223 struct wmi_bit_rate_reply *reply; 1224 u32 index; 1225 1226 if (len < sizeof(struct wmi_bit_rate_reply)) 1227 return -EINVAL; 1228 1229 reply = (struct wmi_bit_rate_reply *) datap; 1230 1231 ath6kl_dbg(ATH6KL_DBG_WMI, "rateindex %d\n", reply->rate_index); 1232 1233 if (reply->rate_index != (s8) RATE_AUTO) { 1234 index = reply->rate_index & 0x7f; 1235 if (WARN_ON_ONCE(index > (RATE_MCS_7_40 + 1))) 1236 return -EINVAL; 1237 } 1238 1239 ath6kl_wakeup_event(wmi->parent_dev); 1240 1241 return 0; 1242 } 1243 1244 static int ath6kl_wmi_test_rx(struct wmi *wmi, u8 *datap, int len) 1245 { 1246 ath6kl_tm_rx_event(wmi->parent_dev, datap, len); 1247 1248 return 0; 1249 } 1250 1251 static int ath6kl_wmi_ratemask_reply_rx(struct wmi *wmi, u8 *datap, int len) 1252 { 1253 if (len < sizeof(struct wmi_fix_rates_reply)) 1254 return -EINVAL; 1255 1256 ath6kl_wakeup_event(wmi->parent_dev); 1257 1258 return 0; 1259 } 1260 1261 static int ath6kl_wmi_ch_list_reply_rx(struct wmi *wmi, u8 *datap, int len) 1262 { 1263 if (len < sizeof(struct wmi_channel_list_reply)) 1264 return -EINVAL; 1265 1266 ath6kl_wakeup_event(wmi->parent_dev); 1267 1268 return 0; 1269 } 1270 1271 static int ath6kl_wmi_tx_pwr_reply_rx(struct wmi *wmi, u8 *datap, int len) 1272 { 1273 struct wmi_tx_pwr_reply *reply; 1274 1275 if (len < sizeof(struct wmi_tx_pwr_reply)) 1276 return -EINVAL; 1277 1278 reply = (struct wmi_tx_pwr_reply *) datap; 1279 ath6kl_txpwr_rx_evt(wmi->parent_dev, reply->dbM); 1280 1281 return 0; 1282 } 1283 1284 static int ath6kl_wmi_keepalive_reply_rx(struct wmi *wmi, u8 *datap, int len) 1285 { 1286 if (len < sizeof(struct wmi_get_keepalive_cmd)) 1287 return -EINVAL; 1288 1289 ath6kl_wakeup_event(wmi->parent_dev); 1290 1291 return 0; 1292 } 1293 1294 static int ath6kl_wmi_scan_complete_rx(struct wmi *wmi, u8 *datap, int len, 1295 struct ath6kl_vif *vif) 1296 { 1297 struct wmi_scan_complete_event *ev; 1298 1299 if (len < sizeof(*ev)) 1300 return -EINVAL; 1301 1302 ev = (struct wmi_scan_complete_event *) datap; 1303 1304 ath6kl_scan_complete_evt(vif, a_sle32_to_cpu(ev->status)); 1305 wmi->is_probe_ssid = false; 1306 1307 return 0; 1308 } 1309 1310 static int ath6kl_wmi_neighbor_report_event_rx(struct wmi *wmi, u8 *datap, 1311 int len, struct ath6kl_vif *vif) 1312 { 1313 struct wmi_neighbor_report_event *ev; 1314 u8 i; 1315 1316 if (len < sizeof(*ev)) 1317 return -EINVAL; 1318 ev = (struct wmi_neighbor_report_event *) datap; 1319 if (struct_size(ev, neighbor, ev->num_neighbors) > len) { 1320 ath6kl_dbg(ATH6KL_DBG_WMI, 1321 "truncated neighbor event (num=%d len=%d)\n", 1322 ev->num_neighbors, len); 1323 return -EINVAL; 1324 } 1325 for (i = 0; i < ev->num_neighbors; i++) { 1326 ath6kl_dbg(ATH6KL_DBG_WMI, "neighbor %d/%d - %pM 0x%x\n", 1327 i + 1, ev->num_neighbors, ev->neighbor[i].bssid, 1328 ev->neighbor[i].bss_flags); 1329 cfg80211_pmksa_candidate_notify(vif->ndev, i, 1330 ev->neighbor[i].bssid, 1331 !!(ev->neighbor[i].bss_flags & 1332 WMI_PREAUTH_CAPABLE_BSS), 1333 GFP_ATOMIC); 1334 } 1335 1336 return 0; 1337 } 1338 1339 /* 1340 * Target is reporting a programming error. This is for 1341 * developer aid only. Target only checks a few common violations 1342 * and it is responsibility of host to do all error checking. 1343 * Behavior of target after wmi error event is undefined. 1344 * A reset is recommended. 1345 */ 1346 static int ath6kl_wmi_error_event_rx(struct wmi *wmi, u8 *datap, int len) 1347 { 1348 const char *type = "unknown error"; 1349 struct wmi_cmd_error_event *ev; 1350 ev = (struct wmi_cmd_error_event *) datap; 1351 1352 switch (ev->err_code) { 1353 case INVALID_PARAM: 1354 type = "invalid parameter"; 1355 break; 1356 case ILLEGAL_STATE: 1357 type = "invalid state"; 1358 break; 1359 case INTERNAL_ERROR: 1360 type = "internal error"; 1361 break; 1362 } 1363 1364 ath6kl_dbg(ATH6KL_DBG_WMI, "programming error, cmd=%d %s\n", 1365 ev->cmd_id, type); 1366 1367 return 0; 1368 } 1369 1370 static int ath6kl_wmi_stats_event_rx(struct wmi *wmi, u8 *datap, int len, 1371 struct ath6kl_vif *vif) 1372 { 1373 ath6kl_tgt_stats_event(vif, datap, len); 1374 1375 return 0; 1376 } 1377 1378 static u8 ath6kl_wmi_get_upper_threshold(s16 rssi, 1379 struct sq_threshold_params *sq_thresh, 1380 u32 size) 1381 { 1382 u32 index; 1383 u8 threshold = (u8) sq_thresh->upper_threshold[size - 1]; 1384 1385 /* The list is already in sorted order. Get the next lower value */ 1386 for (index = 0; index < size; index++) { 1387 if (rssi < sq_thresh->upper_threshold[index]) { 1388 threshold = (u8) sq_thresh->upper_threshold[index]; 1389 break; 1390 } 1391 } 1392 1393 return threshold; 1394 } 1395 1396 static u8 ath6kl_wmi_get_lower_threshold(s16 rssi, 1397 struct sq_threshold_params *sq_thresh, 1398 u32 size) 1399 { 1400 u32 index; 1401 u8 threshold = (u8) sq_thresh->lower_threshold[size - 1]; 1402 1403 /* The list is already in sorted order. Get the next lower value */ 1404 for (index = 0; index < size; index++) { 1405 if (rssi > sq_thresh->lower_threshold[index]) { 1406 threshold = (u8) sq_thresh->lower_threshold[index]; 1407 break; 1408 } 1409 } 1410 1411 return threshold; 1412 } 1413 1414 static int ath6kl_wmi_send_rssi_threshold_params(struct wmi *wmi, 1415 struct wmi_rssi_threshold_params_cmd *rssi_cmd) 1416 { 1417 struct sk_buff *skb; 1418 struct wmi_rssi_threshold_params_cmd *cmd; 1419 1420 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1421 if (!skb) 1422 return -ENOMEM; 1423 1424 cmd = (struct wmi_rssi_threshold_params_cmd *) skb->data; 1425 memcpy(cmd, rssi_cmd, sizeof(struct wmi_rssi_threshold_params_cmd)); 1426 1427 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_RSSI_THRESHOLD_PARAMS_CMDID, 1428 NO_SYNC_WMIFLAG); 1429 } 1430 1431 static int ath6kl_wmi_rssi_threshold_event_rx(struct wmi *wmi, u8 *datap, 1432 int len) 1433 { 1434 struct wmi_rssi_threshold_event *reply; 1435 struct wmi_rssi_threshold_params_cmd cmd; 1436 struct sq_threshold_params *sq_thresh; 1437 enum wmi_rssi_threshold_val new_threshold; 1438 u8 upper_rssi_threshold, lower_rssi_threshold; 1439 s16 rssi; 1440 int ret; 1441 1442 if (len < sizeof(struct wmi_rssi_threshold_event)) 1443 return -EINVAL; 1444 1445 reply = (struct wmi_rssi_threshold_event *) datap; 1446 new_threshold = (enum wmi_rssi_threshold_val) reply->range; 1447 rssi = a_sle16_to_cpu(reply->rssi); 1448 1449 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_RSSI]; 1450 1451 /* 1452 * Identify the threshold breached and communicate that to the app. 1453 * After that install a new set of thresholds based on the signal 1454 * quality reported by the target 1455 */ 1456 if (new_threshold) { 1457 /* Upper threshold breached */ 1458 if (rssi < sq_thresh->upper_threshold[0]) { 1459 ath6kl_dbg(ATH6KL_DBG_WMI, 1460 "spurious upper rssi threshold event: %d\n", 1461 rssi); 1462 } else if ((rssi < sq_thresh->upper_threshold[1]) && 1463 (rssi >= sq_thresh->upper_threshold[0])) { 1464 new_threshold = WMI_RSSI_THRESHOLD1_ABOVE; 1465 } else if ((rssi < sq_thresh->upper_threshold[2]) && 1466 (rssi >= sq_thresh->upper_threshold[1])) { 1467 new_threshold = WMI_RSSI_THRESHOLD2_ABOVE; 1468 } else if ((rssi < sq_thresh->upper_threshold[3]) && 1469 (rssi >= sq_thresh->upper_threshold[2])) { 1470 new_threshold = WMI_RSSI_THRESHOLD3_ABOVE; 1471 } else if ((rssi < sq_thresh->upper_threshold[4]) && 1472 (rssi >= sq_thresh->upper_threshold[3])) { 1473 new_threshold = WMI_RSSI_THRESHOLD4_ABOVE; 1474 } else if ((rssi < sq_thresh->upper_threshold[5]) && 1475 (rssi >= sq_thresh->upper_threshold[4])) { 1476 new_threshold = WMI_RSSI_THRESHOLD5_ABOVE; 1477 } else if (rssi >= sq_thresh->upper_threshold[5]) { 1478 new_threshold = WMI_RSSI_THRESHOLD6_ABOVE; 1479 } 1480 } else { 1481 /* Lower threshold breached */ 1482 if (rssi > sq_thresh->lower_threshold[0]) { 1483 ath6kl_dbg(ATH6KL_DBG_WMI, 1484 "spurious lower rssi threshold event: %d %d\n", 1485 rssi, sq_thresh->lower_threshold[0]); 1486 } else if ((rssi > sq_thresh->lower_threshold[1]) && 1487 (rssi <= sq_thresh->lower_threshold[0])) { 1488 new_threshold = WMI_RSSI_THRESHOLD6_BELOW; 1489 } else if ((rssi > sq_thresh->lower_threshold[2]) && 1490 (rssi <= sq_thresh->lower_threshold[1])) { 1491 new_threshold = WMI_RSSI_THRESHOLD5_BELOW; 1492 } else if ((rssi > sq_thresh->lower_threshold[3]) && 1493 (rssi <= sq_thresh->lower_threshold[2])) { 1494 new_threshold = WMI_RSSI_THRESHOLD4_BELOW; 1495 } else if ((rssi > sq_thresh->lower_threshold[4]) && 1496 (rssi <= sq_thresh->lower_threshold[3])) { 1497 new_threshold = WMI_RSSI_THRESHOLD3_BELOW; 1498 } else if ((rssi > sq_thresh->lower_threshold[5]) && 1499 (rssi <= sq_thresh->lower_threshold[4])) { 1500 new_threshold = WMI_RSSI_THRESHOLD2_BELOW; 1501 } else if (rssi <= sq_thresh->lower_threshold[5]) { 1502 new_threshold = WMI_RSSI_THRESHOLD1_BELOW; 1503 } 1504 } 1505 1506 /* Calculate and install the next set of thresholds */ 1507 lower_rssi_threshold = ath6kl_wmi_get_lower_threshold(rssi, sq_thresh, 1508 sq_thresh->lower_threshold_valid_count); 1509 upper_rssi_threshold = ath6kl_wmi_get_upper_threshold(rssi, sq_thresh, 1510 sq_thresh->upper_threshold_valid_count); 1511 1512 /* Issue a wmi command to install the thresholds */ 1513 cmd.thresh_above1_val = a_cpu_to_sle16(upper_rssi_threshold); 1514 cmd.thresh_below1_val = a_cpu_to_sle16(lower_rssi_threshold); 1515 cmd.weight = sq_thresh->weight; 1516 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1517 1518 ret = ath6kl_wmi_send_rssi_threshold_params(wmi, &cmd); 1519 if (ret) { 1520 ath6kl_err("unable to configure rssi thresholds\n"); 1521 return -EIO; 1522 } 1523 1524 return 0; 1525 } 1526 1527 static int ath6kl_wmi_cac_event_rx(struct wmi *wmi, u8 *datap, int len, 1528 struct ath6kl_vif *vif) 1529 { 1530 struct wmi_cac_event *reply; 1531 struct ieee80211_tspec_ie *ts; 1532 u16 active_tsids, tsinfo; 1533 u8 tsid, index; 1534 u8 ts_id; 1535 1536 if (len < sizeof(struct wmi_cac_event)) 1537 return -EINVAL; 1538 1539 reply = (struct wmi_cac_event *) datap; 1540 if (reply->ac >= WMM_NUM_AC) { 1541 ath6kl_err("invalid AC: %d\n", reply->ac); 1542 return -EINVAL; 1543 } 1544 1545 if ((reply->cac_indication == CAC_INDICATION_ADMISSION_RESP) && 1546 (reply->status_code != IEEE80211_TSPEC_STATUS_ADMISS_ACCEPTED)) { 1547 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1548 tsinfo = le16_to_cpu(ts->tsinfo); 1549 tsid = (tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1550 IEEE80211_WMM_IE_TSPEC_TID_MASK; 1551 1552 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1553 reply->ac, tsid); 1554 } else if (reply->cac_indication == CAC_INDICATION_NO_RESP) { 1555 /* 1556 * Following assumes that there is only one outstanding 1557 * ADDTS request when this event is received 1558 */ 1559 spin_lock_bh(&wmi->lock); 1560 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1561 spin_unlock_bh(&wmi->lock); 1562 1563 for (index = 0; index < sizeof(active_tsids) * 8; index++) { 1564 if ((active_tsids >> index) & 1) 1565 break; 1566 } 1567 if (index < (sizeof(active_tsids) * 8)) 1568 ath6kl_wmi_delete_pstream_cmd(wmi, vif->fw_vif_idx, 1569 reply->ac, index); 1570 } 1571 1572 /* 1573 * Clear active tsids and Add missing handling 1574 * for delete qos stream from AP 1575 */ 1576 else if (reply->cac_indication == CAC_INDICATION_DELETE) { 1577 ts = (struct ieee80211_tspec_ie *) &(reply->tspec_suggestion); 1578 tsinfo = le16_to_cpu(ts->tsinfo); 1579 ts_id = ((tsinfo >> IEEE80211_WMM_IE_TSPEC_TID_SHIFT) & 1580 IEEE80211_WMM_IE_TSPEC_TID_MASK); 1581 1582 spin_lock_bh(&wmi->lock); 1583 wmi->stream_exist_for_ac[reply->ac] &= ~(1 << ts_id); 1584 active_tsids = wmi->stream_exist_for_ac[reply->ac]; 1585 spin_unlock_bh(&wmi->lock); 1586 1587 /* Indicate stream inactivity to driver layer only if all tsids 1588 * within this AC are deleted. 1589 */ 1590 if (!active_tsids) { 1591 ath6kl_indicate_tx_activity(wmi->parent_dev, reply->ac, 1592 false); 1593 wmi->fat_pipe_exist &= ~(1 << reply->ac); 1594 } 1595 } 1596 1597 return 0; 1598 } 1599 1600 static int ath6kl_wmi_txe_notify_event_rx(struct wmi *wmi, u8 *datap, int len, 1601 struct ath6kl_vif *vif) 1602 { 1603 struct wmi_txe_notify_event *ev; 1604 u32 rate, pkts; 1605 1606 if (len < sizeof(*ev)) 1607 return -EINVAL; 1608 1609 if (vif->nw_type != INFRA_NETWORK || 1610 !test_bit(ATH6KL_FW_CAPABILITY_TX_ERR_NOTIFY, 1611 vif->ar->fw_capabilities)) 1612 return -EOPNOTSUPP; 1613 1614 if (vif->sme_state != SME_CONNECTED) 1615 return -ENOTCONN; 1616 1617 ev = (struct wmi_txe_notify_event *) datap; 1618 rate = le32_to_cpu(ev->rate); 1619 pkts = le32_to_cpu(ev->pkts); 1620 1621 ath6kl_dbg(ATH6KL_DBG_WMI, "TXE notify event: peer %pM rate %d%% pkts %d intvl %ds\n", 1622 vif->bssid, rate, pkts, vif->txe_intvl); 1623 1624 cfg80211_cqm_txe_notify(vif->ndev, vif->bssid, pkts, 1625 rate, vif->txe_intvl, GFP_KERNEL); 1626 1627 return 0; 1628 } 1629 1630 int ath6kl_wmi_set_txe_notify(struct wmi *wmi, u8 idx, 1631 u32 rate, u32 pkts, u32 intvl) 1632 { 1633 struct sk_buff *skb; 1634 struct wmi_txe_notify_cmd *cmd; 1635 1636 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1637 if (!skb) 1638 return -ENOMEM; 1639 1640 cmd = (struct wmi_txe_notify_cmd *) skb->data; 1641 cmd->rate = cpu_to_le32(rate); 1642 cmd->pkts = cpu_to_le32(pkts); 1643 cmd->intvl = cpu_to_le32(intvl); 1644 1645 return ath6kl_wmi_cmd_send(wmi, idx, skb, WMI_SET_TXE_NOTIFY_CMDID, 1646 NO_SYNC_WMIFLAG); 1647 } 1648 1649 int ath6kl_wmi_set_rssi_filter_cmd(struct wmi *wmi, u8 if_idx, s8 rssi) 1650 { 1651 struct sk_buff *skb; 1652 struct wmi_set_rssi_filter_cmd *cmd; 1653 int ret; 1654 1655 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1656 if (!skb) 1657 return -ENOMEM; 1658 1659 cmd = (struct wmi_set_rssi_filter_cmd *) skb->data; 1660 cmd->rssi = rssi; 1661 1662 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_RSSI_FILTER_CMDID, 1663 NO_SYNC_WMIFLAG); 1664 return ret; 1665 } 1666 1667 static int ath6kl_wmi_send_snr_threshold_params(struct wmi *wmi, 1668 struct wmi_snr_threshold_params_cmd *snr_cmd) 1669 { 1670 struct sk_buff *skb; 1671 struct wmi_snr_threshold_params_cmd *cmd; 1672 1673 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 1674 if (!skb) 1675 return -ENOMEM; 1676 1677 cmd = (struct wmi_snr_threshold_params_cmd *) skb->data; 1678 memcpy(cmd, snr_cmd, sizeof(struct wmi_snr_threshold_params_cmd)); 1679 1680 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SNR_THRESHOLD_PARAMS_CMDID, 1681 NO_SYNC_WMIFLAG); 1682 } 1683 1684 static int ath6kl_wmi_snr_threshold_event_rx(struct wmi *wmi, u8 *datap, 1685 int len) 1686 { 1687 struct wmi_snr_threshold_event *reply; 1688 struct sq_threshold_params *sq_thresh; 1689 struct wmi_snr_threshold_params_cmd cmd; 1690 enum wmi_snr_threshold_val new_threshold; 1691 u8 upper_snr_threshold, lower_snr_threshold; 1692 s16 snr; 1693 int ret; 1694 1695 if (len < sizeof(struct wmi_snr_threshold_event)) 1696 return -EINVAL; 1697 1698 reply = (struct wmi_snr_threshold_event *) datap; 1699 1700 new_threshold = (enum wmi_snr_threshold_val) reply->range; 1701 snr = reply->snr; 1702 1703 sq_thresh = &wmi->sq_threshld[SIGNAL_QUALITY_METRICS_SNR]; 1704 1705 /* 1706 * Identify the threshold breached and communicate that to the app. 1707 * After that install a new set of thresholds based on the signal 1708 * quality reported by the target. 1709 */ 1710 if (new_threshold) { 1711 /* Upper threshold breached */ 1712 if (snr < sq_thresh->upper_threshold[0]) { 1713 ath6kl_dbg(ATH6KL_DBG_WMI, 1714 "spurious upper snr threshold event: %d\n", 1715 snr); 1716 } else if ((snr < sq_thresh->upper_threshold[1]) && 1717 (snr >= sq_thresh->upper_threshold[0])) { 1718 new_threshold = WMI_SNR_THRESHOLD1_ABOVE; 1719 } else if ((snr < sq_thresh->upper_threshold[2]) && 1720 (snr >= sq_thresh->upper_threshold[1])) { 1721 new_threshold = WMI_SNR_THRESHOLD2_ABOVE; 1722 } else if ((snr < sq_thresh->upper_threshold[3]) && 1723 (snr >= sq_thresh->upper_threshold[2])) { 1724 new_threshold = WMI_SNR_THRESHOLD3_ABOVE; 1725 } else if (snr >= sq_thresh->upper_threshold[3]) { 1726 new_threshold = WMI_SNR_THRESHOLD4_ABOVE; 1727 } 1728 } else { 1729 /* Lower threshold breached */ 1730 if (snr > sq_thresh->lower_threshold[0]) { 1731 ath6kl_dbg(ATH6KL_DBG_WMI, 1732 "spurious lower snr threshold event: %d\n", 1733 sq_thresh->lower_threshold[0]); 1734 } else if ((snr > sq_thresh->lower_threshold[1]) && 1735 (snr <= sq_thresh->lower_threshold[0])) { 1736 new_threshold = WMI_SNR_THRESHOLD4_BELOW; 1737 } else if ((snr > sq_thresh->lower_threshold[2]) && 1738 (snr <= sq_thresh->lower_threshold[1])) { 1739 new_threshold = WMI_SNR_THRESHOLD3_BELOW; 1740 } else if ((snr > sq_thresh->lower_threshold[3]) && 1741 (snr <= sq_thresh->lower_threshold[2])) { 1742 new_threshold = WMI_SNR_THRESHOLD2_BELOW; 1743 } else if (snr <= sq_thresh->lower_threshold[3]) { 1744 new_threshold = WMI_SNR_THRESHOLD1_BELOW; 1745 } 1746 } 1747 1748 /* Calculate and install the next set of thresholds */ 1749 lower_snr_threshold = ath6kl_wmi_get_lower_threshold(snr, sq_thresh, 1750 sq_thresh->lower_threshold_valid_count); 1751 upper_snr_threshold = ath6kl_wmi_get_upper_threshold(snr, sq_thresh, 1752 sq_thresh->upper_threshold_valid_count); 1753 1754 /* Issue a wmi command to install the thresholds */ 1755 cmd.thresh_above1_val = upper_snr_threshold; 1756 cmd.thresh_below1_val = lower_snr_threshold; 1757 cmd.weight = sq_thresh->weight; 1758 cmd.poll_time = cpu_to_le32(sq_thresh->polling_interval); 1759 1760 ath6kl_dbg(ATH6KL_DBG_WMI, 1761 "snr: %d, threshold: %d, lower: %d, upper: %d\n", 1762 snr, new_threshold, 1763 lower_snr_threshold, upper_snr_threshold); 1764 1765 ret = ath6kl_wmi_send_snr_threshold_params(wmi, &cmd); 1766 if (ret) { 1767 ath6kl_err("unable to configure snr threshold\n"); 1768 return -EIO; 1769 } 1770 1771 return 0; 1772 } 1773 1774 static int ath6kl_wmi_aplist_event_rx(struct wmi *wmi, u8 *datap, int len) 1775 { 1776 struct wmi_aplist_event *ev = (struct wmi_aplist_event *) datap; 1777 struct wmi_ap_info_v1 *ap_info_v1; 1778 u8 index; 1779 1780 if (len < sizeof(struct wmi_aplist_event) || 1781 ev->ap_list_ver != APLIST_VER1) 1782 return -EINVAL; 1783 1784 ap_info_v1 = (struct wmi_ap_info_v1 *) ev->ap_list; 1785 1786 ath6kl_dbg(ATH6KL_DBG_WMI, 1787 "number of APs in aplist event: %d\n", ev->num_ap); 1788 1789 if (len < struct_size(ev, ap_list, ev->num_ap)) 1790 return -EINVAL; 1791 1792 /* AP list version 1 contents */ 1793 for (index = 0; index < ev->num_ap; index++) { 1794 ath6kl_dbg(ATH6KL_DBG_WMI, "AP#%d BSSID %pM Channel %d\n", 1795 index, ap_info_v1->bssid, ap_info_v1->channel); 1796 ap_info_v1++; 1797 } 1798 1799 return 0; 1800 } 1801 1802 int ath6kl_wmi_cmd_send(struct wmi *wmi, u8 if_idx, struct sk_buff *skb, 1803 enum wmi_cmd_id cmd_id, enum wmi_sync_flag sync_flag) 1804 { 1805 struct wmi_cmd_hdr *cmd_hdr; 1806 enum htc_endpoint_id ep_id = wmi->ep_id; 1807 int ret; 1808 u16 info1; 1809 1810 if (WARN_ON(skb == NULL || 1811 (if_idx > (wmi->parent_dev->vif_max - 1)))) { 1812 dev_kfree_skb(skb); 1813 return -EINVAL; 1814 } 1815 1816 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi tx id %d len %d flag %d\n", 1817 cmd_id, skb->len, sync_flag); 1818 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi tx ", 1819 skb->data, skb->len); 1820 1821 if (sync_flag >= END_WMIFLAG) { 1822 dev_kfree_skb(skb); 1823 return -EINVAL; 1824 } 1825 1826 if ((sync_flag == SYNC_BEFORE_WMIFLAG) || 1827 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1828 /* 1829 * Make sure all data currently queued is transmitted before 1830 * the cmd execution. Establish a new sync point. 1831 */ 1832 ath6kl_wmi_sync_point(wmi, if_idx); 1833 } 1834 1835 skb_push(skb, sizeof(struct wmi_cmd_hdr)); 1836 1837 cmd_hdr = (struct wmi_cmd_hdr *) skb->data; 1838 cmd_hdr->cmd_id = cpu_to_le16(cmd_id); 1839 info1 = if_idx & WMI_CMD_HDR_IF_ID_MASK; 1840 cmd_hdr->info1 = cpu_to_le16(info1); 1841 1842 /* Only for OPT_TX_CMD, use BE endpoint. */ 1843 if (cmd_id == WMI_OPT_TX_FRAME_CMDID) { 1844 ret = ath6kl_wmi_data_hdr_add(wmi, skb, OPT_MSGTYPE, false, 1845 WMI_DATA_HDR_DATA_TYPE_802_3, 0, NULL, if_idx); 1846 if (ret) { 1847 dev_kfree_skb(skb); 1848 return ret; 1849 } 1850 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, WMM_AC_BE); 1851 } 1852 1853 ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 1854 1855 if ((sync_flag == SYNC_AFTER_WMIFLAG) || 1856 (sync_flag == SYNC_BOTH_WMIFLAG)) { 1857 /* 1858 * Make sure all new data queued waits for the command to 1859 * execute. Establish a new sync point. 1860 */ 1861 ath6kl_wmi_sync_point(wmi, if_idx); 1862 } 1863 1864 return 0; 1865 } 1866 1867 int ath6kl_wmi_connect_cmd(struct wmi *wmi, u8 if_idx, 1868 enum network_type nw_type, 1869 enum dot11_auth_mode dot11_auth_mode, 1870 enum auth_mode auth_mode, 1871 enum ath6kl_crypto_type pairwise_crypto, 1872 u8 pairwise_crypto_len, 1873 enum ath6kl_crypto_type group_crypto, 1874 u8 group_crypto_len, int ssid_len, u8 *ssid, 1875 u8 *bssid, u16 channel, u32 ctrl_flags, 1876 u8 nw_subtype) 1877 { 1878 struct sk_buff *skb; 1879 struct wmi_connect_cmd *cc; 1880 int ret; 1881 1882 ath6kl_dbg(ATH6KL_DBG_WMI, 1883 "wmi connect bssid %pM freq %d flags 0x%x ssid_len %d " 1884 "type %d dot11_auth %d auth %d pairwise %d group %d\n", 1885 bssid, channel, ctrl_flags, ssid_len, nw_type, 1886 dot11_auth_mode, auth_mode, pairwise_crypto, group_crypto); 1887 ath6kl_dbg_dump(ATH6KL_DBG_WMI, NULL, "ssid ", ssid, ssid_len); 1888 1889 wmi->traffic_class = 100; 1890 1891 if ((pairwise_crypto == NONE_CRYPT) && (group_crypto != NONE_CRYPT)) 1892 return -EINVAL; 1893 1894 if ((pairwise_crypto != NONE_CRYPT) && (group_crypto == NONE_CRYPT)) 1895 return -EINVAL; 1896 1897 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_connect_cmd)); 1898 if (!skb) 1899 return -ENOMEM; 1900 1901 cc = (struct wmi_connect_cmd *) skb->data; 1902 1903 if (ssid_len) 1904 memcpy(cc->ssid, ssid, ssid_len); 1905 1906 cc->ssid_len = ssid_len; 1907 cc->nw_type = nw_type; 1908 cc->dot11_auth_mode = dot11_auth_mode; 1909 cc->auth_mode = auth_mode; 1910 cc->prwise_crypto_type = pairwise_crypto; 1911 cc->prwise_crypto_len = pairwise_crypto_len; 1912 cc->grp_crypto_type = group_crypto; 1913 cc->grp_crypto_len = group_crypto_len; 1914 cc->ch = cpu_to_le16(channel); 1915 cc->ctrl_flags = cpu_to_le32(ctrl_flags); 1916 cc->nw_subtype = nw_subtype; 1917 1918 if (bssid != NULL) 1919 memcpy(cc->bssid, bssid, ETH_ALEN); 1920 1921 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CONNECT_CMDID, 1922 NO_SYNC_WMIFLAG); 1923 1924 return ret; 1925 } 1926 1927 int ath6kl_wmi_reconnect_cmd(struct wmi *wmi, u8 if_idx, u8 *bssid, 1928 u16 channel) 1929 { 1930 struct sk_buff *skb; 1931 struct wmi_reconnect_cmd *cc; 1932 int ret; 1933 1934 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi reconnect bssid %pM freq %d\n", 1935 bssid, channel); 1936 1937 wmi->traffic_class = 100; 1938 1939 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_reconnect_cmd)); 1940 if (!skb) 1941 return -ENOMEM; 1942 1943 cc = (struct wmi_reconnect_cmd *) skb->data; 1944 cc->channel = cpu_to_le16(channel); 1945 1946 if (bssid != NULL) 1947 memcpy(cc->bssid, bssid, ETH_ALEN); 1948 1949 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RECONNECT_CMDID, 1950 NO_SYNC_WMIFLAG); 1951 1952 return ret; 1953 } 1954 1955 int ath6kl_wmi_disconnect_cmd(struct wmi *wmi, u8 if_idx) 1956 { 1957 int ret; 1958 1959 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi disconnect\n"); 1960 1961 wmi->traffic_class = 100; 1962 1963 /* Disconnect command does not need to do a SYNC before. */ 1964 ret = ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_DISCONNECT_CMDID); 1965 1966 return ret; 1967 } 1968 1969 /* ath6kl_wmi_start_scan_cmd is to be deprecated. Use 1970 * ath6kl_wmi_begin_scan_cmd instead. The new function supports P2P 1971 * mgmt operations using station interface. 1972 */ 1973 static int ath6kl_wmi_startscan_cmd(struct wmi *wmi, u8 if_idx, 1974 enum wmi_scan_type scan_type, 1975 u32 force_fgscan, u32 is_legacy, 1976 u32 home_dwell_time, 1977 u32 force_scan_interval, 1978 s8 num_chan, u16 *ch_list) 1979 { 1980 struct sk_buff *skb; 1981 struct wmi_start_scan_cmd *sc; 1982 int i, ret; 1983 1984 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 1985 return -EINVAL; 1986 1987 if (num_chan > WMI_MAX_CHANNELS) 1988 return -EINVAL; 1989 1990 skb = ath6kl_wmi_get_new_buf(struct_size(sc, ch_list, num_chan)); 1991 if (!skb) 1992 return -ENOMEM; 1993 1994 sc = (struct wmi_start_scan_cmd *) skb->data; 1995 sc->scan_type = scan_type; 1996 sc->force_fg_scan = cpu_to_le32(force_fgscan); 1997 sc->is_legacy = cpu_to_le32(is_legacy); 1998 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 1999 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 2000 sc->num_ch = num_chan; 2001 2002 for (i = 0; i < num_chan; i++) 2003 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 2004 2005 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_START_SCAN_CMDID, 2006 NO_SYNC_WMIFLAG); 2007 2008 return ret; 2009 } 2010 2011 /* 2012 * beginscan supports (compared to old startscan) P2P mgmt operations using 2013 * station interface, send additional information like supported rates to 2014 * advertise and xmit rates for probe requests 2015 */ 2016 int ath6kl_wmi_beginscan_cmd(struct wmi *wmi, u8 if_idx, 2017 enum wmi_scan_type scan_type, 2018 u32 force_fgscan, u32 is_legacy, 2019 u32 home_dwell_time, u32 force_scan_interval, 2020 s8 num_chan, u16 *ch_list, u32 no_cck, u32 *rates) 2021 { 2022 struct ieee80211_supported_band *sband; 2023 struct sk_buff *skb; 2024 struct wmi_begin_scan_cmd *sc; 2025 s8 *supp_rates; 2026 int i, band, ret; 2027 struct ath6kl *ar = wmi->parent_dev; 2028 int num_rates; 2029 u32 ratemask; 2030 2031 if (!test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 2032 ar->fw_capabilities)) { 2033 return ath6kl_wmi_startscan_cmd(wmi, if_idx, 2034 scan_type, force_fgscan, 2035 is_legacy, home_dwell_time, 2036 force_scan_interval, 2037 num_chan, ch_list); 2038 } 2039 2040 if ((scan_type != WMI_LONG_SCAN) && (scan_type != WMI_SHORT_SCAN)) 2041 return -EINVAL; 2042 2043 if (num_chan > WMI_MAX_CHANNELS) 2044 return -EINVAL; 2045 2046 skb = ath6kl_wmi_get_new_buf(struct_size(sc, ch_list, num_chan)); 2047 if (!skb) 2048 return -ENOMEM; 2049 2050 sc = (struct wmi_begin_scan_cmd *) skb->data; 2051 sc->scan_type = scan_type; 2052 sc->force_fg_scan = cpu_to_le32(force_fgscan); 2053 sc->is_legacy = cpu_to_le32(is_legacy); 2054 sc->home_dwell_time = cpu_to_le32(home_dwell_time); 2055 sc->force_scan_intvl = cpu_to_le32(force_scan_interval); 2056 sc->no_cck = cpu_to_le32(no_cck); 2057 sc->num_ch = num_chan; 2058 2059 for (band = 0; band < NUM_NL80211_BANDS; band++) { 2060 sband = ar->wiphy->bands[band]; 2061 2062 if (!sband) 2063 continue; 2064 2065 if (WARN_ON(band >= ATH6KL_NUM_BANDS)) 2066 break; 2067 2068 ratemask = rates[band]; 2069 supp_rates = sc->supp_rates[band].rates; 2070 num_rates = 0; 2071 2072 for (i = 0; i < sband->n_bitrates; i++) { 2073 if ((BIT(i) & ratemask) == 0) 2074 continue; /* skip rate */ 2075 supp_rates[num_rates++] = 2076 (u8) (sband->bitrates[i].bitrate / 5); 2077 } 2078 sc->supp_rates[band].nrates = num_rates; 2079 } 2080 2081 for (i = 0; i < num_chan; i++) 2082 sc->ch_list[i] = cpu_to_le16(ch_list[i]); 2083 2084 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_BEGIN_SCAN_CMDID, 2085 NO_SYNC_WMIFLAG); 2086 2087 return ret; 2088 } 2089 2090 int ath6kl_wmi_enable_sched_scan_cmd(struct wmi *wmi, u8 if_idx, bool enable) 2091 { 2092 struct sk_buff *skb; 2093 struct wmi_enable_sched_scan_cmd *sc; 2094 int ret; 2095 2096 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2097 if (!skb) 2098 return -ENOMEM; 2099 2100 ath6kl_dbg(ATH6KL_DBG_WMI, "%s scheduled scan on vif %d\n", 2101 enable ? "enabling" : "disabling", if_idx); 2102 sc = (struct wmi_enable_sched_scan_cmd *) skb->data; 2103 sc->enable = enable ? 1 : 0; 2104 2105 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2106 WMI_ENABLE_SCHED_SCAN_CMDID, 2107 NO_SYNC_WMIFLAG); 2108 return ret; 2109 } 2110 2111 int ath6kl_wmi_scanparams_cmd(struct wmi *wmi, u8 if_idx, 2112 u16 fg_start_sec, 2113 u16 fg_end_sec, u16 bg_sec, 2114 u16 minact_chdw_msec, u16 maxact_chdw_msec, 2115 u16 pas_chdw_msec, u8 short_scan_ratio, 2116 u8 scan_ctrl_flag, u32 max_dfsch_act_time, 2117 u16 maxact_scan_per_ssid) 2118 { 2119 struct sk_buff *skb; 2120 struct wmi_scan_params_cmd *sc; 2121 int ret; 2122 2123 skb = ath6kl_wmi_get_new_buf(sizeof(*sc)); 2124 if (!skb) 2125 return -ENOMEM; 2126 2127 sc = (struct wmi_scan_params_cmd *) skb->data; 2128 sc->fg_start_period = cpu_to_le16(fg_start_sec); 2129 sc->fg_end_period = cpu_to_le16(fg_end_sec); 2130 sc->bg_period = cpu_to_le16(bg_sec); 2131 sc->minact_chdwell_time = cpu_to_le16(minact_chdw_msec); 2132 sc->maxact_chdwell_time = cpu_to_le16(maxact_chdw_msec); 2133 sc->pas_chdwell_time = cpu_to_le16(pas_chdw_msec); 2134 sc->short_scan_ratio = short_scan_ratio; 2135 sc->scan_ctrl_flags = scan_ctrl_flag; 2136 sc->max_dfsch_act_time = cpu_to_le32(max_dfsch_act_time); 2137 sc->maxact_scan_per_ssid = cpu_to_le16(maxact_scan_per_ssid); 2138 2139 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_SCAN_PARAMS_CMDID, 2140 NO_SYNC_WMIFLAG); 2141 return ret; 2142 } 2143 2144 int ath6kl_wmi_bssfilter_cmd(struct wmi *wmi, u8 if_idx, u8 filter, u32 ie_mask) 2145 { 2146 struct sk_buff *skb; 2147 struct wmi_bss_filter_cmd *cmd; 2148 int ret; 2149 2150 if (filter >= LAST_BSS_FILTER) 2151 return -EINVAL; 2152 2153 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2154 if (!skb) 2155 return -ENOMEM; 2156 2157 cmd = (struct wmi_bss_filter_cmd *) skb->data; 2158 cmd->bss_filter = filter; 2159 cmd->ie_mask = cpu_to_le32(ie_mask); 2160 2161 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BSS_FILTER_CMDID, 2162 NO_SYNC_WMIFLAG); 2163 return ret; 2164 } 2165 2166 int ath6kl_wmi_probedssid_cmd(struct wmi *wmi, u8 if_idx, u8 index, u8 flag, 2167 u8 ssid_len, u8 *ssid) 2168 { 2169 struct sk_buff *skb; 2170 struct wmi_probed_ssid_cmd *cmd; 2171 int ret; 2172 2173 if (index >= MAX_PROBED_SSIDS) 2174 return -EINVAL; 2175 2176 if (ssid_len > sizeof(cmd->ssid)) 2177 return -EINVAL; 2178 2179 if ((flag & (DISABLE_SSID_FLAG | ANY_SSID_FLAG)) && (ssid_len > 0)) 2180 return -EINVAL; 2181 2182 if ((flag & SPECIFIC_SSID_FLAG) && !ssid_len) 2183 return -EINVAL; 2184 2185 if (flag & SPECIFIC_SSID_FLAG) 2186 wmi->is_probe_ssid = true; 2187 2188 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2189 if (!skb) 2190 return -ENOMEM; 2191 2192 cmd = (struct wmi_probed_ssid_cmd *) skb->data; 2193 cmd->entry_index = index; 2194 cmd->flag = flag; 2195 cmd->ssid_len = ssid_len; 2196 memcpy(cmd->ssid, ssid, ssid_len); 2197 2198 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PROBED_SSID_CMDID, 2199 NO_SYNC_WMIFLAG); 2200 return ret; 2201 } 2202 2203 int ath6kl_wmi_listeninterval_cmd(struct wmi *wmi, u8 if_idx, 2204 u16 listen_interval, 2205 u16 listen_beacons) 2206 { 2207 struct sk_buff *skb; 2208 struct wmi_listen_int_cmd *cmd; 2209 int ret; 2210 2211 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2212 if (!skb) 2213 return -ENOMEM; 2214 2215 cmd = (struct wmi_listen_int_cmd *) skb->data; 2216 cmd->listen_intvl = cpu_to_le16(listen_interval); 2217 cmd->num_beacons = cpu_to_le16(listen_beacons); 2218 2219 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LISTEN_INT_CMDID, 2220 NO_SYNC_WMIFLAG); 2221 return ret; 2222 } 2223 2224 int ath6kl_wmi_bmisstime_cmd(struct wmi *wmi, u8 if_idx, 2225 u16 bmiss_time, u16 num_beacons) 2226 { 2227 struct sk_buff *skb; 2228 struct wmi_bmiss_time_cmd *cmd; 2229 int ret; 2230 2231 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2232 if (!skb) 2233 return -ENOMEM; 2234 2235 cmd = (struct wmi_bmiss_time_cmd *) skb->data; 2236 cmd->bmiss_time = cpu_to_le16(bmiss_time); 2237 cmd->num_beacons = cpu_to_le16(num_beacons); 2238 2239 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_BMISS_TIME_CMDID, 2240 NO_SYNC_WMIFLAG); 2241 return ret; 2242 } 2243 2244 int ath6kl_wmi_powermode_cmd(struct wmi *wmi, u8 if_idx, u8 pwr_mode) 2245 { 2246 struct sk_buff *skb; 2247 struct wmi_power_mode_cmd *cmd; 2248 int ret; 2249 2250 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2251 if (!skb) 2252 return -ENOMEM; 2253 2254 cmd = (struct wmi_power_mode_cmd *) skb->data; 2255 cmd->pwr_mode = pwr_mode; 2256 wmi->pwr_mode = pwr_mode; 2257 2258 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_MODE_CMDID, 2259 NO_SYNC_WMIFLAG); 2260 return ret; 2261 } 2262 2263 int ath6kl_wmi_pmparams_cmd(struct wmi *wmi, u8 if_idx, u16 idle_period, 2264 u16 ps_poll_num, u16 dtim_policy, 2265 u16 tx_wakeup_policy, u16 num_tx_to_wakeup, 2266 u16 ps_fail_event_policy) 2267 { 2268 struct sk_buff *skb; 2269 struct wmi_power_params_cmd *pm; 2270 int ret; 2271 2272 skb = ath6kl_wmi_get_new_buf(sizeof(*pm)); 2273 if (!skb) 2274 return -ENOMEM; 2275 2276 pm = (struct wmi_power_params_cmd *)skb->data; 2277 pm->idle_period = cpu_to_le16(idle_period); 2278 pm->pspoll_number = cpu_to_le16(ps_poll_num); 2279 pm->dtim_policy = cpu_to_le16(dtim_policy); 2280 pm->tx_wakeup_policy = cpu_to_le16(tx_wakeup_policy); 2281 pm->num_tx_to_wakeup = cpu_to_le16(num_tx_to_wakeup); 2282 pm->ps_fail_event_policy = cpu_to_le16(ps_fail_event_policy); 2283 2284 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_POWER_PARAMS_CMDID, 2285 NO_SYNC_WMIFLAG); 2286 return ret; 2287 } 2288 2289 int ath6kl_wmi_disctimeout_cmd(struct wmi *wmi, u8 if_idx, u8 timeout) 2290 { 2291 struct sk_buff *skb; 2292 struct wmi_disc_timeout_cmd *cmd; 2293 int ret; 2294 2295 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2296 if (!skb) 2297 return -ENOMEM; 2298 2299 cmd = (struct wmi_disc_timeout_cmd *) skb->data; 2300 cmd->discon_timeout = timeout; 2301 2302 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_DISC_TIMEOUT_CMDID, 2303 NO_SYNC_WMIFLAG); 2304 2305 if (ret == 0) 2306 ath6kl_debug_set_disconnect_timeout(wmi->parent_dev, timeout); 2307 2308 return ret; 2309 } 2310 2311 int ath6kl_wmi_addkey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index, 2312 enum ath6kl_crypto_type key_type, 2313 u8 key_usage, u8 key_len, 2314 u8 *key_rsc, unsigned int key_rsc_len, 2315 u8 *key_material, 2316 u8 key_op_ctrl, u8 *mac_addr, 2317 enum wmi_sync_flag sync_flag) 2318 { 2319 struct sk_buff *skb; 2320 struct wmi_add_cipher_key_cmd *cmd; 2321 int ret; 2322 2323 ath6kl_dbg(ATH6KL_DBG_WMI, 2324 "addkey cmd: key_index=%u key_type=%d key_usage=%d key_len=%d key_op_ctrl=%d\n", 2325 key_index, key_type, key_usage, key_len, key_op_ctrl); 2326 2327 if ((key_index > WMI_MAX_KEY_INDEX) || (key_len > WMI_MAX_KEY_LEN) || 2328 (key_material == NULL) || key_rsc_len > 8) 2329 return -EINVAL; 2330 2331 if ((WEP_CRYPT != key_type) && (NULL == key_rsc)) 2332 return -EINVAL; 2333 2334 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2335 if (!skb) 2336 return -ENOMEM; 2337 2338 cmd = (struct wmi_add_cipher_key_cmd *) skb->data; 2339 cmd->key_index = key_index; 2340 cmd->key_type = key_type; 2341 cmd->key_usage = key_usage; 2342 cmd->key_len = key_len; 2343 memcpy(cmd->key, key_material, key_len); 2344 2345 if (key_rsc != NULL) 2346 memcpy(cmd->key_rsc, key_rsc, key_rsc_len); 2347 2348 cmd->key_op_ctrl = key_op_ctrl; 2349 2350 if (mac_addr) 2351 memcpy(cmd->key_mac_addr, mac_addr, ETH_ALEN); 2352 2353 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_CIPHER_KEY_CMDID, 2354 sync_flag); 2355 2356 return ret; 2357 } 2358 2359 int ath6kl_wmi_add_krk_cmd(struct wmi *wmi, u8 if_idx, const u8 *krk) 2360 { 2361 struct sk_buff *skb; 2362 struct wmi_add_krk_cmd *cmd; 2363 int ret; 2364 2365 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2366 if (!skb) 2367 return -ENOMEM; 2368 2369 cmd = (struct wmi_add_krk_cmd *) skb->data; 2370 memcpy(cmd->krk, krk, WMI_KRK_LEN); 2371 2372 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_KRK_CMDID, 2373 NO_SYNC_WMIFLAG); 2374 2375 return ret; 2376 } 2377 2378 int ath6kl_wmi_deletekey_cmd(struct wmi *wmi, u8 if_idx, u8 key_index) 2379 { 2380 struct sk_buff *skb; 2381 struct wmi_delete_cipher_key_cmd *cmd; 2382 int ret; 2383 2384 if (key_index > WMI_MAX_KEY_INDEX) 2385 return -EINVAL; 2386 2387 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2388 if (!skb) 2389 return -ENOMEM; 2390 2391 cmd = (struct wmi_delete_cipher_key_cmd *) skb->data; 2392 cmd->key_index = key_index; 2393 2394 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_CIPHER_KEY_CMDID, 2395 NO_SYNC_WMIFLAG); 2396 2397 return ret; 2398 } 2399 2400 int ath6kl_wmi_setpmkid_cmd(struct wmi *wmi, u8 if_idx, const u8 *bssid, 2401 const u8 *pmkid, bool set) 2402 { 2403 struct sk_buff *skb; 2404 struct wmi_setpmkid_cmd *cmd; 2405 int ret; 2406 2407 if (bssid == NULL) 2408 return -EINVAL; 2409 2410 if (set && pmkid == NULL) 2411 return -EINVAL; 2412 2413 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2414 if (!skb) 2415 return -ENOMEM; 2416 2417 cmd = (struct wmi_setpmkid_cmd *) skb->data; 2418 memcpy(cmd->bssid, bssid, ETH_ALEN); 2419 if (set) { 2420 memcpy(cmd->pmkid, pmkid, sizeof(cmd->pmkid)); 2421 cmd->enable = PMKID_ENABLE; 2422 } else { 2423 memset(cmd->pmkid, 0, sizeof(cmd->pmkid)); 2424 cmd->enable = PMKID_DISABLE; 2425 } 2426 2427 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_PMKID_CMDID, 2428 NO_SYNC_WMIFLAG); 2429 2430 return ret; 2431 } 2432 2433 static int ath6kl_wmi_data_sync_send(struct wmi *wmi, struct sk_buff *skb, 2434 enum htc_endpoint_id ep_id, u8 if_idx) 2435 { 2436 struct wmi_data_hdr *data_hdr; 2437 int ret; 2438 2439 if (WARN_ON(skb == NULL || ep_id == wmi->ep_id)) { 2440 dev_kfree_skb(skb); 2441 return -EINVAL; 2442 } 2443 2444 skb_push(skb, sizeof(struct wmi_data_hdr)); 2445 2446 data_hdr = (struct wmi_data_hdr *) skb->data; 2447 data_hdr->info = SYNC_MSGTYPE << WMI_DATA_HDR_MSG_TYPE_SHIFT; 2448 data_hdr->info3 = cpu_to_le16(if_idx & WMI_DATA_HDR_IF_IDX_MASK); 2449 2450 ret = ath6kl_control_tx(wmi->parent_dev, skb, ep_id); 2451 2452 return ret; 2453 } 2454 2455 static int ath6kl_wmi_sync_point(struct wmi *wmi, u8 if_idx) 2456 { 2457 struct sk_buff *skb; 2458 struct wmi_sync_cmd *cmd; 2459 struct wmi_data_sync_bufs data_sync_bufs[WMM_NUM_AC]; 2460 enum htc_endpoint_id ep_id; 2461 u8 index, num_pri_streams = 0; 2462 int ret = 0; 2463 2464 memset(data_sync_bufs, 0, sizeof(data_sync_bufs)); 2465 2466 spin_lock_bh(&wmi->lock); 2467 2468 for (index = 0; index < WMM_NUM_AC; index++) { 2469 if (wmi->fat_pipe_exist & (1 << index)) { 2470 num_pri_streams++; 2471 data_sync_bufs[num_pri_streams - 1].traffic_class = 2472 index; 2473 } 2474 } 2475 2476 spin_unlock_bh(&wmi->lock); 2477 2478 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2479 if (!skb) 2480 return -ENOMEM; 2481 2482 cmd = (struct wmi_sync_cmd *) skb->data; 2483 2484 /* 2485 * In the SYNC cmd sent on the control Ep, send a bitmap 2486 * of the data eps on which the Data Sync will be sent 2487 */ 2488 cmd->data_sync_map = wmi->fat_pipe_exist; 2489 2490 for (index = 0; index < num_pri_streams; index++) { 2491 data_sync_bufs[index].skb = ath6kl_buf_alloc(0); 2492 if (data_sync_bufs[index].skb == NULL) { 2493 ret = -ENOMEM; 2494 break; 2495 } 2496 } 2497 2498 /* 2499 * If buffer allocation for any of the dataSync fails, 2500 * then do not send the Synchronize cmd on the control ep 2501 */ 2502 if (ret) 2503 goto free_cmd_skb; 2504 2505 /* 2506 * Send sync cmd followed by sync data messages on all 2507 * endpoints being used 2508 */ 2509 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SYNCHRONIZE_CMDID, 2510 NO_SYNC_WMIFLAG); 2511 2512 if (ret) 2513 goto free_data_skb; 2514 2515 for (index = 0; index < num_pri_streams; index++) { 2516 if (WARN_ON(!data_sync_bufs[index].skb)) { 2517 ret = -ENOMEM; 2518 goto free_data_skb; 2519 } 2520 2521 ep_id = ath6kl_ac2_endpoint_id(wmi->parent_dev, 2522 data_sync_bufs[index]. 2523 traffic_class); 2524 ret = 2525 ath6kl_wmi_data_sync_send(wmi, data_sync_bufs[index].skb, 2526 ep_id, if_idx); 2527 2528 data_sync_bufs[index].skb = NULL; 2529 2530 if (ret) 2531 goto free_data_skb; 2532 } 2533 2534 return 0; 2535 2536 free_cmd_skb: 2537 /* free up any resources left over (possibly due to an error) */ 2538 dev_kfree_skb(skb); 2539 2540 free_data_skb: 2541 for (index = 0; index < num_pri_streams; index++) 2542 dev_kfree_skb((struct sk_buff *)data_sync_bufs[index].skb); 2543 2544 return ret; 2545 } 2546 2547 int ath6kl_wmi_create_pstream_cmd(struct wmi *wmi, u8 if_idx, 2548 struct wmi_create_pstream_cmd *params) 2549 { 2550 struct sk_buff *skb; 2551 struct wmi_create_pstream_cmd *cmd; 2552 u8 fatpipe_exist_for_ac = 0; 2553 s32 min_phy = 0; 2554 s32 nominal_phy = 0; 2555 int ret; 2556 2557 if (!((params->user_pri <= 0x7) && 2558 (up_to_ac[params->user_pri & 0x7] == params->traffic_class) && 2559 (params->traffic_direc == UPLINK_TRAFFIC || 2560 params->traffic_direc == DNLINK_TRAFFIC || 2561 params->traffic_direc == BIDIR_TRAFFIC) && 2562 (params->traffic_type == TRAFFIC_TYPE_APERIODIC || 2563 params->traffic_type == TRAFFIC_TYPE_PERIODIC) && 2564 (params->voice_psc_cap == DISABLE_FOR_THIS_AC || 2565 params->voice_psc_cap == ENABLE_FOR_THIS_AC || 2566 params->voice_psc_cap == ENABLE_FOR_ALL_AC) && 2567 (params->tsid == WMI_IMPLICIT_PSTREAM || 2568 params->tsid <= WMI_MAX_THINSTREAM))) { 2569 return -EINVAL; 2570 } 2571 2572 /* 2573 * Check nominal PHY rate is >= minimalPHY, 2574 * so that DUT can allow TSRS IE 2575 */ 2576 2577 /* Get the physical rate (units of bps) */ 2578 min_phy = ((le32_to_cpu(params->min_phy_rate) / 1000) / 1000); 2579 2580 /* Check minimal phy < nominal phy rate */ 2581 if (params->nominal_phy >= min_phy) { 2582 /* unit of 500 kbps */ 2583 nominal_phy = (params->nominal_phy * 1000) / 500; 2584 ath6kl_dbg(ATH6KL_DBG_WMI, 2585 "TSRS IE enabled::MinPhy %x->NominalPhy ===> %x\n", 2586 min_phy, nominal_phy); 2587 2588 params->nominal_phy = nominal_phy; 2589 } else { 2590 params->nominal_phy = 0; 2591 } 2592 2593 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2594 if (!skb) 2595 return -ENOMEM; 2596 2597 ath6kl_dbg(ATH6KL_DBG_WMI, 2598 "sending create_pstream_cmd: ac=%d tsid:%d\n", 2599 params->traffic_class, params->tsid); 2600 2601 cmd = (struct wmi_create_pstream_cmd *) skb->data; 2602 memcpy(cmd, params, sizeof(*cmd)); 2603 2604 /* This is an implicitly created Fat pipe */ 2605 if ((u32) params->tsid == (u32) WMI_IMPLICIT_PSTREAM) { 2606 spin_lock_bh(&wmi->lock); 2607 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2608 (1 << params->traffic_class)); 2609 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2610 spin_unlock_bh(&wmi->lock); 2611 } else { 2612 /* explicitly created thin stream within a fat pipe */ 2613 spin_lock_bh(&wmi->lock); 2614 fatpipe_exist_for_ac = (wmi->fat_pipe_exist & 2615 (1 << params->traffic_class)); 2616 wmi->stream_exist_for_ac[params->traffic_class] |= 2617 (1 << params->tsid); 2618 /* 2619 * If a thinstream becomes active, the fat pipe automatically 2620 * becomes active 2621 */ 2622 wmi->fat_pipe_exist |= (1 << params->traffic_class); 2623 spin_unlock_bh(&wmi->lock); 2624 } 2625 2626 /* 2627 * Indicate activity change to driver layer only if this is the 2628 * first TSID to get created in this AC explicitly or an implicit 2629 * fat pipe is getting created. 2630 */ 2631 if (!fatpipe_exist_for_ac) 2632 ath6kl_indicate_tx_activity(wmi->parent_dev, 2633 params->traffic_class, true); 2634 2635 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_CREATE_PSTREAM_CMDID, 2636 NO_SYNC_WMIFLAG); 2637 return ret; 2638 } 2639 2640 int ath6kl_wmi_delete_pstream_cmd(struct wmi *wmi, u8 if_idx, u8 traffic_class, 2641 u8 tsid) 2642 { 2643 struct sk_buff *skb; 2644 struct wmi_delete_pstream_cmd *cmd; 2645 u16 active_tsids = 0; 2646 int ret; 2647 2648 if (traffic_class >= WMM_NUM_AC) { 2649 ath6kl_err("invalid traffic class: %d\n", traffic_class); 2650 return -EINVAL; 2651 } 2652 2653 if (tsid >= 16) { 2654 ath6kl_err("invalid tsid: %d\n", tsid); 2655 return -EINVAL; 2656 } 2657 2658 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2659 if (!skb) 2660 return -ENOMEM; 2661 2662 cmd = (struct wmi_delete_pstream_cmd *) skb->data; 2663 cmd->traffic_class = traffic_class; 2664 cmd->tsid = tsid; 2665 2666 spin_lock_bh(&wmi->lock); 2667 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2668 spin_unlock_bh(&wmi->lock); 2669 2670 if (!(active_tsids & (1 << tsid))) { 2671 dev_kfree_skb(skb); 2672 ath6kl_dbg(ATH6KL_DBG_WMI, 2673 "TSID %d doesn't exist for traffic class: %d\n", 2674 tsid, traffic_class); 2675 return -ENODATA; 2676 } 2677 2678 ath6kl_dbg(ATH6KL_DBG_WMI, 2679 "sending delete_pstream_cmd: traffic class: %d tsid=%d\n", 2680 traffic_class, tsid); 2681 2682 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DELETE_PSTREAM_CMDID, 2683 SYNC_BEFORE_WMIFLAG); 2684 2685 spin_lock_bh(&wmi->lock); 2686 wmi->stream_exist_for_ac[traffic_class] &= ~(1 << tsid); 2687 active_tsids = wmi->stream_exist_for_ac[traffic_class]; 2688 spin_unlock_bh(&wmi->lock); 2689 2690 /* 2691 * Indicate stream inactivity to driver layer only if all tsids 2692 * within this AC are deleted. 2693 */ 2694 if (!active_tsids) { 2695 ath6kl_indicate_tx_activity(wmi->parent_dev, 2696 traffic_class, false); 2697 wmi->fat_pipe_exist &= ~(1 << traffic_class); 2698 } 2699 2700 return ret; 2701 } 2702 2703 int ath6kl_wmi_set_ip_cmd(struct wmi *wmi, u8 if_idx, 2704 __be32 ips0, __be32 ips1) 2705 { 2706 struct sk_buff *skb; 2707 struct wmi_set_ip_cmd *cmd; 2708 int ret; 2709 2710 /* Multicast address are not valid */ 2711 if (ipv4_is_multicast(ips0) || 2712 ipv4_is_multicast(ips1)) 2713 return -EINVAL; 2714 2715 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_ip_cmd)); 2716 if (!skb) 2717 return -ENOMEM; 2718 2719 cmd = (struct wmi_set_ip_cmd *) skb->data; 2720 cmd->ips[0] = ips0; 2721 cmd->ips[1] = ips1; 2722 2723 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IP_CMDID, 2724 NO_SYNC_WMIFLAG); 2725 return ret; 2726 } 2727 2728 static void ath6kl_wmi_relinquish_implicit_pstream_credits(struct wmi *wmi) 2729 { 2730 u16 active_tsids; 2731 u8 stream_exist; 2732 int i; 2733 2734 /* 2735 * Relinquish credits from all implicitly created pstreams 2736 * since when we go to sleep. If user created explicit 2737 * thinstreams exists with in a fatpipe leave them intact 2738 * for the user to delete. 2739 */ 2740 spin_lock_bh(&wmi->lock); 2741 stream_exist = wmi->fat_pipe_exist; 2742 spin_unlock_bh(&wmi->lock); 2743 2744 for (i = 0; i < WMM_NUM_AC; i++) { 2745 if (stream_exist & (1 << i)) { 2746 /* 2747 * FIXME: Is this lock & unlock inside 2748 * for loop correct? may need rework. 2749 */ 2750 spin_lock_bh(&wmi->lock); 2751 active_tsids = wmi->stream_exist_for_ac[i]; 2752 spin_unlock_bh(&wmi->lock); 2753 2754 /* 2755 * If there are no user created thin streams 2756 * delete the fatpipe 2757 */ 2758 if (!active_tsids) { 2759 stream_exist &= ~(1 << i); 2760 /* 2761 * Indicate inactivity to driver layer for 2762 * this fatpipe (pstream) 2763 */ 2764 ath6kl_indicate_tx_activity(wmi->parent_dev, 2765 i, false); 2766 } 2767 } 2768 } 2769 2770 /* FIXME: Can we do this assignment without locking ? */ 2771 spin_lock_bh(&wmi->lock); 2772 wmi->fat_pipe_exist = stream_exist; 2773 spin_unlock_bh(&wmi->lock); 2774 } 2775 2776 static int ath6kl_set_bitrate_mask64(struct wmi *wmi, u8 if_idx, 2777 const struct cfg80211_bitrate_mask *mask) 2778 { 2779 struct sk_buff *skb; 2780 int ret, mode, band; 2781 u64 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2782 struct wmi_set_tx_select_rates64_cmd *cmd; 2783 2784 memset(&ratemask, 0, sizeof(ratemask)); 2785 2786 /* only check 2.4 and 5 GHz bands, skip the rest */ 2787 for (band = 0; band <= NL80211_BAND_5GHZ; band++) { 2788 /* copy legacy rate mask */ 2789 ratemask[band] = mask->control[band].legacy; 2790 if (band == NL80211_BAND_5GHZ) 2791 ratemask[band] = 2792 mask->control[band].legacy << 4; 2793 2794 /* copy mcs rate mask */ 2795 mcsrate = mask->control[band].ht_mcs[1]; 2796 mcsrate <<= 8; 2797 mcsrate |= mask->control[band].ht_mcs[0]; 2798 ratemask[band] |= mcsrate << 12; 2799 ratemask[band] |= mcsrate << 28; 2800 } 2801 2802 ath6kl_dbg(ATH6KL_DBG_WMI, 2803 "Ratemask 64 bit: 2.4:%llx 5:%llx\n", 2804 ratemask[0], ratemask[1]); 2805 2806 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2807 if (!skb) 2808 return -ENOMEM; 2809 2810 cmd = (struct wmi_set_tx_select_rates64_cmd *) skb->data; 2811 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2812 /* A mode operate in 5GHZ band */ 2813 if (mode == WMI_RATES_MODE_11A || 2814 mode == WMI_RATES_MODE_11A_HT20 || 2815 mode == WMI_RATES_MODE_11A_HT40) 2816 band = NL80211_BAND_5GHZ; 2817 else 2818 band = NL80211_BAND_2GHZ; 2819 cmd->ratemask[mode] = cpu_to_le64(ratemask[band]); 2820 } 2821 2822 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2823 WMI_SET_TX_SELECT_RATES_CMDID, 2824 NO_SYNC_WMIFLAG); 2825 return ret; 2826 } 2827 2828 static int ath6kl_set_bitrate_mask32(struct wmi *wmi, u8 if_idx, 2829 const struct cfg80211_bitrate_mask *mask) 2830 { 2831 struct sk_buff *skb; 2832 int ret, mode, band; 2833 u32 mcsrate, ratemask[ATH6KL_NUM_BANDS]; 2834 struct wmi_set_tx_select_rates32_cmd *cmd; 2835 2836 memset(&ratemask, 0, sizeof(ratemask)); 2837 2838 /* only check 2.4 and 5 GHz bands, skip the rest */ 2839 for (band = 0; band <= NL80211_BAND_5GHZ; band++) { 2840 /* copy legacy rate mask */ 2841 ratemask[band] = mask->control[band].legacy; 2842 if (band == NL80211_BAND_5GHZ) 2843 ratemask[band] = 2844 mask->control[band].legacy << 4; 2845 2846 /* copy mcs rate mask */ 2847 mcsrate = mask->control[band].ht_mcs[0]; 2848 ratemask[band] |= mcsrate << 12; 2849 ratemask[band] |= mcsrate << 20; 2850 } 2851 2852 ath6kl_dbg(ATH6KL_DBG_WMI, 2853 "Ratemask 32 bit: 2.4:%x 5:%x\n", 2854 ratemask[0], ratemask[1]); 2855 2856 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd) * WMI_RATES_MODE_MAX); 2857 if (!skb) 2858 return -ENOMEM; 2859 2860 cmd = (struct wmi_set_tx_select_rates32_cmd *) skb->data; 2861 for (mode = 0; mode < WMI_RATES_MODE_MAX; mode++) { 2862 /* A mode operate in 5GHZ band */ 2863 if (mode == WMI_RATES_MODE_11A || 2864 mode == WMI_RATES_MODE_11A_HT20 || 2865 mode == WMI_RATES_MODE_11A_HT40) 2866 band = NL80211_BAND_5GHZ; 2867 else 2868 band = NL80211_BAND_2GHZ; 2869 cmd->ratemask[mode] = cpu_to_le32(ratemask[band]); 2870 } 2871 2872 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2873 WMI_SET_TX_SELECT_RATES_CMDID, 2874 NO_SYNC_WMIFLAG); 2875 return ret; 2876 } 2877 2878 int ath6kl_wmi_set_bitrate_mask(struct wmi *wmi, u8 if_idx, 2879 const struct cfg80211_bitrate_mask *mask) 2880 { 2881 struct ath6kl *ar = wmi->parent_dev; 2882 2883 if (test_bit(ATH6KL_FW_CAPABILITY_64BIT_RATES, 2884 ar->fw_capabilities)) 2885 return ath6kl_set_bitrate_mask64(wmi, if_idx, mask); 2886 else 2887 return ath6kl_set_bitrate_mask32(wmi, if_idx, mask); 2888 } 2889 2890 int ath6kl_wmi_set_host_sleep_mode_cmd(struct wmi *wmi, u8 if_idx, 2891 enum ath6kl_host_mode host_mode) 2892 { 2893 struct sk_buff *skb; 2894 struct wmi_set_host_sleep_mode_cmd *cmd; 2895 int ret; 2896 2897 if ((host_mode != ATH6KL_HOST_MODE_ASLEEP) && 2898 (host_mode != ATH6KL_HOST_MODE_AWAKE)) { 2899 ath6kl_err("invalid host sleep mode: %d\n", host_mode); 2900 return -EINVAL; 2901 } 2902 2903 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2904 if (!skb) 2905 return -ENOMEM; 2906 2907 cmd = (struct wmi_set_host_sleep_mode_cmd *) skb->data; 2908 2909 if (host_mode == ATH6KL_HOST_MODE_ASLEEP) { 2910 ath6kl_wmi_relinquish_implicit_pstream_credits(wmi); 2911 cmd->asleep = cpu_to_le32(1); 2912 } else { 2913 cmd->awake = cpu_to_le32(1); 2914 } 2915 2916 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 2917 WMI_SET_HOST_SLEEP_MODE_CMDID, 2918 NO_SYNC_WMIFLAG); 2919 return ret; 2920 } 2921 2922 /* This command has zero length payload */ 2923 static int ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(struct wmi *wmi, 2924 struct ath6kl_vif *vif) 2925 { 2926 struct ath6kl *ar = wmi->parent_dev; 2927 2928 set_bit(HOST_SLEEP_MODE_CMD_PROCESSED, &vif->flags); 2929 wake_up(&ar->event_wq); 2930 2931 return 0; 2932 } 2933 2934 int ath6kl_wmi_set_wow_mode_cmd(struct wmi *wmi, u8 if_idx, 2935 enum ath6kl_wow_mode wow_mode, 2936 u32 filter, u16 host_req_delay) 2937 { 2938 struct sk_buff *skb; 2939 struct wmi_set_wow_mode_cmd *cmd; 2940 int ret; 2941 2942 if ((wow_mode != ATH6KL_WOW_MODE_ENABLE) && 2943 wow_mode != ATH6KL_WOW_MODE_DISABLE) { 2944 ath6kl_err("invalid wow mode: %d\n", wow_mode); 2945 return -EINVAL; 2946 } 2947 2948 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 2949 if (!skb) 2950 return -ENOMEM; 2951 2952 cmd = (struct wmi_set_wow_mode_cmd *) skb->data; 2953 cmd->enable_wow = cpu_to_le32(wow_mode); 2954 cmd->filter = cpu_to_le32(filter); 2955 cmd->host_req_delay = cpu_to_le16(host_req_delay); 2956 2957 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WOW_MODE_CMDID, 2958 NO_SYNC_WMIFLAG); 2959 return ret; 2960 } 2961 2962 int ath6kl_wmi_add_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 2963 u8 list_id, u8 filter_size, 2964 u8 filter_offset, const u8 *filter, 2965 const u8 *mask) 2966 { 2967 struct sk_buff *skb; 2968 struct wmi_add_wow_pattern_cmd *cmd; 2969 u16 size; 2970 u8 *filter_mask; 2971 int ret; 2972 2973 /* 2974 * Allocate additional memory in the buffer to hold 2975 * filter and mask value, which is twice of filter_size. 2976 */ 2977 size = sizeof(*cmd) + (2 * filter_size); 2978 2979 skb = ath6kl_wmi_get_new_buf(size); 2980 if (!skb) 2981 return -ENOMEM; 2982 2983 cmd = (struct wmi_add_wow_pattern_cmd *) skb->data; 2984 cmd->filter_list_id = list_id; 2985 cmd->filter_size = filter_size; 2986 cmd->filter_offset = filter_offset; 2987 2988 memcpy(cmd->filter, filter, filter_size); 2989 2990 filter_mask = (u8 *) (cmd->filter + filter_size); 2991 memcpy(filter_mask, mask, filter_size); 2992 2993 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_ADD_WOW_PATTERN_CMDID, 2994 NO_SYNC_WMIFLAG); 2995 2996 return ret; 2997 } 2998 2999 int ath6kl_wmi_del_wow_pattern_cmd(struct wmi *wmi, u8 if_idx, 3000 u16 list_id, u16 filter_id) 3001 { 3002 struct sk_buff *skb; 3003 struct wmi_del_wow_pattern_cmd *cmd; 3004 int ret; 3005 3006 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3007 if (!skb) 3008 return -ENOMEM; 3009 3010 cmd = (struct wmi_del_wow_pattern_cmd *) skb->data; 3011 cmd->filter_list_id = cpu_to_le16(list_id); 3012 cmd->filter_id = cpu_to_le16(filter_id); 3013 3014 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_DEL_WOW_PATTERN_CMDID, 3015 NO_SYNC_WMIFLAG); 3016 return ret; 3017 } 3018 3019 static int ath6kl_wmi_cmd_send_xtnd(struct wmi *wmi, struct sk_buff *skb, 3020 enum wmix_command_id cmd_id, 3021 enum wmi_sync_flag sync_flag) 3022 { 3023 struct wmix_cmd_hdr *cmd_hdr; 3024 int ret; 3025 3026 skb_push(skb, sizeof(struct wmix_cmd_hdr)); 3027 3028 cmd_hdr = (struct wmix_cmd_hdr *) skb->data; 3029 cmd_hdr->cmd_id = cpu_to_le32(cmd_id); 3030 3031 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_EXTENSION_CMDID, sync_flag); 3032 3033 return ret; 3034 } 3035 3036 int ath6kl_wmi_get_challenge_resp_cmd(struct wmi *wmi, u32 cookie, u32 source) 3037 { 3038 struct sk_buff *skb; 3039 struct wmix_hb_challenge_resp_cmd *cmd; 3040 int ret; 3041 3042 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3043 if (!skb) 3044 return -ENOMEM; 3045 3046 cmd = (struct wmix_hb_challenge_resp_cmd *) skb->data; 3047 cmd->cookie = cpu_to_le32(cookie); 3048 cmd->source = cpu_to_le32(source); 3049 3050 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_HB_CHALLENGE_RESP_CMDID, 3051 NO_SYNC_WMIFLAG); 3052 return ret; 3053 } 3054 3055 int ath6kl_wmi_config_debug_module_cmd(struct wmi *wmi, u32 valid, u32 config) 3056 { 3057 struct ath6kl_wmix_dbglog_cfg_module_cmd *cmd; 3058 struct sk_buff *skb; 3059 int ret; 3060 3061 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3062 if (!skb) 3063 return -ENOMEM; 3064 3065 cmd = (struct ath6kl_wmix_dbglog_cfg_module_cmd *) skb->data; 3066 cmd->valid = cpu_to_le32(valid); 3067 cmd->config = cpu_to_le32(config); 3068 3069 ret = ath6kl_wmi_cmd_send_xtnd(wmi, skb, WMIX_DBGLOG_CFG_MODULE_CMDID, 3070 NO_SYNC_WMIFLAG); 3071 return ret; 3072 } 3073 3074 int ath6kl_wmi_get_stats_cmd(struct wmi *wmi, u8 if_idx) 3075 { 3076 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_STATISTICS_CMDID); 3077 } 3078 3079 int ath6kl_wmi_set_tx_pwr_cmd(struct wmi *wmi, u8 if_idx, u8 dbM) 3080 { 3081 struct sk_buff *skb; 3082 struct wmi_set_tx_pwr_cmd *cmd; 3083 int ret; 3084 3085 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_tx_pwr_cmd)); 3086 if (!skb) 3087 return -ENOMEM; 3088 3089 cmd = (struct wmi_set_tx_pwr_cmd *) skb->data; 3090 cmd->dbM = dbM; 3091 3092 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_TX_PWR_CMDID, 3093 NO_SYNC_WMIFLAG); 3094 3095 return ret; 3096 } 3097 3098 int ath6kl_wmi_get_tx_pwr_cmd(struct wmi *wmi, u8 if_idx) 3099 { 3100 return ath6kl_wmi_simple_cmd(wmi, if_idx, WMI_GET_TX_PWR_CMDID); 3101 } 3102 3103 int ath6kl_wmi_get_roam_tbl_cmd(struct wmi *wmi) 3104 { 3105 return ath6kl_wmi_simple_cmd(wmi, 0, WMI_GET_ROAM_TBL_CMDID); 3106 } 3107 3108 int ath6kl_wmi_set_lpreamble_cmd(struct wmi *wmi, u8 if_idx, u8 status, 3109 u8 preamble_policy) 3110 { 3111 struct sk_buff *skb; 3112 struct wmi_set_lpreamble_cmd *cmd; 3113 int ret; 3114 3115 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_lpreamble_cmd)); 3116 if (!skb) 3117 return -ENOMEM; 3118 3119 cmd = (struct wmi_set_lpreamble_cmd *) skb->data; 3120 cmd->status = status; 3121 cmd->preamble_policy = preamble_policy; 3122 3123 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_LPREAMBLE_CMDID, 3124 NO_SYNC_WMIFLAG); 3125 return ret; 3126 } 3127 3128 int ath6kl_wmi_set_rts_cmd(struct wmi *wmi, u16 threshold) 3129 { 3130 struct sk_buff *skb; 3131 struct wmi_set_rts_cmd *cmd; 3132 int ret; 3133 3134 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_rts_cmd)); 3135 if (!skb) 3136 return -ENOMEM; 3137 3138 cmd = (struct wmi_set_rts_cmd *) skb->data; 3139 cmd->threshold = cpu_to_le16(threshold); 3140 3141 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_SET_RTS_CMDID, 3142 NO_SYNC_WMIFLAG); 3143 return ret; 3144 } 3145 3146 int ath6kl_wmi_set_wmm_txop(struct wmi *wmi, u8 if_idx, enum wmi_txop_cfg cfg) 3147 { 3148 struct sk_buff *skb; 3149 struct wmi_set_wmm_txop_cmd *cmd; 3150 int ret; 3151 3152 if (!((cfg == WMI_TXOP_DISABLED) || (cfg == WMI_TXOP_ENABLED))) 3153 return -EINVAL; 3154 3155 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_set_wmm_txop_cmd)); 3156 if (!skb) 3157 return -ENOMEM; 3158 3159 cmd = (struct wmi_set_wmm_txop_cmd *) skb->data; 3160 cmd->txop_enable = cfg; 3161 3162 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_WMM_TXOP_CMDID, 3163 NO_SYNC_WMIFLAG); 3164 return ret; 3165 } 3166 3167 int ath6kl_wmi_set_keepalive_cmd(struct wmi *wmi, u8 if_idx, 3168 u8 keep_alive_intvl) 3169 { 3170 struct sk_buff *skb; 3171 struct wmi_set_keepalive_cmd *cmd; 3172 int ret; 3173 3174 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3175 if (!skb) 3176 return -ENOMEM; 3177 3178 cmd = (struct wmi_set_keepalive_cmd *) skb->data; 3179 cmd->keep_alive_intvl = keep_alive_intvl; 3180 3181 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_KEEPALIVE_CMDID, 3182 NO_SYNC_WMIFLAG); 3183 3184 if (ret == 0) 3185 ath6kl_debug_set_keepalive(wmi->parent_dev, keep_alive_intvl); 3186 3187 return ret; 3188 } 3189 3190 int ath6kl_wmi_set_htcap_cmd(struct wmi *wmi, u8 if_idx, 3191 enum nl80211_band band, 3192 struct ath6kl_htcap *htcap) 3193 { 3194 struct sk_buff *skb; 3195 struct wmi_set_htcap_cmd *cmd; 3196 3197 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3198 if (!skb) 3199 return -ENOMEM; 3200 3201 cmd = (struct wmi_set_htcap_cmd *) skb->data; 3202 3203 /* 3204 * NOTE: Band in firmware matches enum nl80211_band, it is unlikely 3205 * this will be changed in firmware. If at all there is any change in 3206 * band value, the host needs to be fixed. 3207 */ 3208 cmd->band = band; 3209 cmd->ht_enable = !!htcap->ht_enable; 3210 cmd->ht20_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_20); 3211 cmd->ht40_supported = 3212 !!(htcap->cap_info & IEEE80211_HT_CAP_SUP_WIDTH_20_40); 3213 cmd->ht40_sgi = !!(htcap->cap_info & IEEE80211_HT_CAP_SGI_40); 3214 cmd->intolerant_40mhz = 3215 !!(htcap->cap_info & IEEE80211_HT_CAP_40MHZ_INTOLERANT); 3216 cmd->max_ampdu_len_exp = htcap->ampdu_factor; 3217 3218 ath6kl_dbg(ATH6KL_DBG_WMI, 3219 "Set htcap: band:%d ht_enable:%d 40mhz:%d sgi_20mhz:%d sgi_40mhz:%d 40mhz_intolerant:%d ampdu_len_exp:%d\n", 3220 cmd->band, cmd->ht_enable, cmd->ht40_supported, 3221 cmd->ht20_sgi, cmd->ht40_sgi, cmd->intolerant_40mhz, 3222 cmd->max_ampdu_len_exp); 3223 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_HT_CAP_CMDID, 3224 NO_SYNC_WMIFLAG); 3225 } 3226 3227 int ath6kl_wmi_test_cmd(struct wmi *wmi, void *buf, size_t len) 3228 { 3229 struct sk_buff *skb; 3230 int ret; 3231 3232 skb = ath6kl_wmi_get_new_buf(len); 3233 if (!skb) 3234 return -ENOMEM; 3235 3236 memcpy(skb->data, buf, len); 3237 3238 ret = ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_TEST_CMDID, NO_SYNC_WMIFLAG); 3239 3240 return ret; 3241 } 3242 3243 int ath6kl_wmi_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, bool mc_all_on) 3244 { 3245 struct sk_buff *skb; 3246 struct wmi_mcast_filter_cmd *cmd; 3247 int ret; 3248 3249 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3250 if (!skb) 3251 return -ENOMEM; 3252 3253 cmd = (struct wmi_mcast_filter_cmd *) skb->data; 3254 cmd->mcast_all_enable = mc_all_on; 3255 3256 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_MCAST_FILTER_CMDID, 3257 NO_SYNC_WMIFLAG); 3258 return ret; 3259 } 3260 3261 int ath6kl_wmi_add_del_mcast_filter_cmd(struct wmi *wmi, u8 if_idx, 3262 u8 *filter, bool add_filter) 3263 { 3264 struct sk_buff *skb; 3265 struct wmi_mcast_filter_add_del_cmd *cmd; 3266 int ret; 3267 3268 if ((filter[0] != 0x33 || filter[1] != 0x33) && 3269 (filter[0] != 0x01 || filter[1] != 0x00 || 3270 filter[2] != 0x5e || filter[3] > 0x7f)) { 3271 ath6kl_warn("invalid multicast filter address\n"); 3272 return -EINVAL; 3273 } 3274 3275 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3276 if (!skb) 3277 return -ENOMEM; 3278 3279 cmd = (struct wmi_mcast_filter_add_del_cmd *) skb->data; 3280 memcpy(cmd->mcast_mac, filter, ATH6KL_MCAST_FILTER_MAC_ADDR_SIZE); 3281 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3282 add_filter ? WMI_SET_MCAST_FILTER_CMDID : 3283 WMI_DEL_MCAST_FILTER_CMDID, 3284 NO_SYNC_WMIFLAG); 3285 3286 return ret; 3287 } 3288 3289 int ath6kl_wmi_sta_bmiss_enhance_cmd(struct wmi *wmi, u8 if_idx, bool enhance) 3290 { 3291 struct sk_buff *skb; 3292 struct wmi_sta_bmiss_enhance_cmd *cmd; 3293 int ret; 3294 3295 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3296 if (!skb) 3297 return -ENOMEM; 3298 3299 cmd = (struct wmi_sta_bmiss_enhance_cmd *) skb->data; 3300 cmd->enable = enhance ? 1 : 0; 3301 3302 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3303 WMI_STA_BMISS_ENHANCE_CMDID, 3304 NO_SYNC_WMIFLAG); 3305 return ret; 3306 } 3307 3308 int ath6kl_wmi_set_regdomain_cmd(struct wmi *wmi, const char *alpha2) 3309 { 3310 struct sk_buff *skb; 3311 struct wmi_set_regdomain_cmd *cmd; 3312 3313 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3314 if (!skb) 3315 return -ENOMEM; 3316 3317 cmd = (struct wmi_set_regdomain_cmd *) skb->data; 3318 memcpy(cmd->iso_name, alpha2, 2); 3319 3320 return ath6kl_wmi_cmd_send(wmi, 0, skb, 3321 WMI_SET_REGDOMAIN_CMDID, 3322 NO_SYNC_WMIFLAG); 3323 } 3324 3325 s32 ath6kl_wmi_get_rate(struct wmi *wmi, s8 rate_index) 3326 { 3327 struct ath6kl *ar = wmi->parent_dev; 3328 u8 sgi = 0; 3329 s32 ret; 3330 3331 if (rate_index == RATE_AUTO) 3332 return 0; 3333 3334 /* SGI is stored as the MSB of the rate_index */ 3335 if (rate_index & RATE_INDEX_MSB) { 3336 rate_index &= RATE_INDEX_WITHOUT_SGI_MASK; 3337 sgi = 1; 3338 } 3339 3340 if (test_bit(ATH6KL_FW_CAPABILITY_RATETABLE_MCS15, 3341 ar->fw_capabilities)) { 3342 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl_mcs15))) 3343 return 0; 3344 3345 ret = wmi_rate_tbl_mcs15[(u32) rate_index][sgi]; 3346 } else { 3347 if (WARN_ON(rate_index >= ARRAY_SIZE(wmi_rate_tbl))) 3348 return 0; 3349 3350 ret = wmi_rate_tbl[(u32) rate_index][sgi]; 3351 } 3352 3353 return ret; 3354 } 3355 3356 static int ath6kl_wmi_get_pmkid_list_event_rx(struct wmi *wmi, u8 *datap, 3357 u32 len) 3358 { 3359 struct wmi_pmkid_list_reply *reply; 3360 u32 expected_len; 3361 3362 if (len < sizeof(struct wmi_pmkid_list_reply)) 3363 return -EINVAL; 3364 3365 reply = (struct wmi_pmkid_list_reply *)datap; 3366 expected_len = sizeof(reply->num_pmkid) + 3367 le32_to_cpu(reply->num_pmkid) * WMI_PMKID_LEN; 3368 3369 if (len < expected_len) 3370 return -EINVAL; 3371 3372 return 0; 3373 } 3374 3375 static int ath6kl_wmi_addba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3376 struct ath6kl_vif *vif) 3377 { 3378 struct wmi_addba_req_event *cmd; 3379 3380 if (len < sizeof(*cmd)) 3381 return -EINVAL; 3382 3383 cmd = (struct wmi_addba_req_event *)datap; 3384 3385 aggr_recv_addba_req_evt(vif, cmd->tid, 3386 le16_to_cpu(cmd->st_seq_no), cmd->win_sz); 3387 3388 return 0; 3389 } 3390 3391 static int ath6kl_wmi_delba_req_event_rx(struct wmi *wmi, u8 *datap, int len, 3392 struct ath6kl_vif *vif) 3393 { 3394 struct wmi_delba_event *cmd; 3395 3396 if (len < sizeof(*cmd)) 3397 return -EINVAL; 3398 3399 cmd = (struct wmi_delba_event *)datap; 3400 3401 aggr_recv_delba_req_evt(vif, cmd->tid); 3402 3403 return 0; 3404 } 3405 3406 /* AP mode functions */ 3407 3408 int ath6kl_wmi_ap_profile_commit(struct wmi *wmip, u8 if_idx, 3409 struct wmi_connect_cmd *p) 3410 { 3411 struct sk_buff *skb; 3412 struct wmi_connect_cmd *cm; 3413 int res; 3414 3415 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3416 if (!skb) 3417 return -ENOMEM; 3418 3419 cm = (struct wmi_connect_cmd *) skb->data; 3420 memcpy(cm, p, sizeof(*cm)); 3421 3422 res = ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_CONFIG_COMMIT_CMDID, 3423 NO_SYNC_WMIFLAG); 3424 ath6kl_dbg(ATH6KL_DBG_WMI, 3425 "%s: nw_type=%u auth_mode=%u ch=%u ctrl_flags=0x%x-> res=%d\n", 3426 __func__, p->nw_type, p->auth_mode, le16_to_cpu(p->ch), 3427 le32_to_cpu(p->ctrl_flags), res); 3428 return res; 3429 } 3430 3431 int ath6kl_wmi_ap_set_mlme(struct wmi *wmip, u8 if_idx, u8 cmd, const u8 *mac, 3432 u16 reason) 3433 { 3434 struct sk_buff *skb; 3435 struct wmi_ap_set_mlme_cmd *cm; 3436 3437 skb = ath6kl_wmi_get_new_buf(sizeof(*cm)); 3438 if (!skb) 3439 return -ENOMEM; 3440 3441 cm = (struct wmi_ap_set_mlme_cmd *) skb->data; 3442 memcpy(cm->mac, mac, ETH_ALEN); 3443 cm->reason = cpu_to_le16(reason); 3444 cm->cmd = cmd; 3445 3446 ath6kl_dbg(ATH6KL_DBG_WMI, "ap_set_mlme: cmd=%d reason=%d\n", cm->cmd, 3447 cm->reason); 3448 3449 return ath6kl_wmi_cmd_send(wmip, if_idx, skb, WMI_AP_SET_MLME_CMDID, 3450 NO_SYNC_WMIFLAG); 3451 } 3452 3453 int ath6kl_wmi_ap_hidden_ssid(struct wmi *wmi, u8 if_idx, bool enable) 3454 { 3455 struct sk_buff *skb; 3456 struct wmi_ap_hidden_ssid_cmd *cmd; 3457 3458 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3459 if (!skb) 3460 return -ENOMEM; 3461 3462 cmd = (struct wmi_ap_hidden_ssid_cmd *) skb->data; 3463 cmd->hidden_ssid = enable ? 1 : 0; 3464 3465 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_HIDDEN_SSID_CMDID, 3466 NO_SYNC_WMIFLAG); 3467 } 3468 3469 /* This command will be used to enable/disable AP uAPSD feature */ 3470 int ath6kl_wmi_ap_set_apsd(struct wmi *wmi, u8 if_idx, u8 enable) 3471 { 3472 struct wmi_ap_set_apsd_cmd *cmd; 3473 struct sk_buff *skb; 3474 3475 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3476 if (!skb) 3477 return -ENOMEM; 3478 3479 cmd = (struct wmi_ap_set_apsd_cmd *)skb->data; 3480 cmd->enable = enable; 3481 3482 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_APSD_CMDID, 3483 NO_SYNC_WMIFLAG); 3484 } 3485 3486 int ath6kl_wmi_set_apsd_bfrd_traf(struct wmi *wmi, u8 if_idx, 3487 u16 aid, u16 bitmap, u32 flags) 3488 { 3489 struct wmi_ap_apsd_buffered_traffic_cmd *cmd; 3490 struct sk_buff *skb; 3491 3492 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3493 if (!skb) 3494 return -ENOMEM; 3495 3496 cmd = (struct wmi_ap_apsd_buffered_traffic_cmd *)skb->data; 3497 cmd->aid = cpu_to_le16(aid); 3498 cmd->bitmap = cpu_to_le16(bitmap); 3499 cmd->flags = cpu_to_le32(flags); 3500 3501 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3502 WMI_AP_APSD_BUFFERED_TRAFFIC_CMDID, 3503 NO_SYNC_WMIFLAG); 3504 } 3505 3506 static int ath6kl_wmi_pspoll_event_rx(struct wmi *wmi, u8 *datap, int len, 3507 struct ath6kl_vif *vif) 3508 { 3509 struct wmi_pspoll_event *ev; 3510 3511 if (len < sizeof(struct wmi_pspoll_event)) 3512 return -EINVAL; 3513 3514 ev = (struct wmi_pspoll_event *) datap; 3515 3516 ath6kl_pspoll_event(vif, le16_to_cpu(ev->aid)); 3517 3518 return 0; 3519 } 3520 3521 static int ath6kl_wmi_dtimexpiry_event_rx(struct wmi *wmi, u8 *datap, int len, 3522 struct ath6kl_vif *vif) 3523 { 3524 ath6kl_dtimexpiry_event(vif); 3525 3526 return 0; 3527 } 3528 3529 int ath6kl_wmi_set_pvb_cmd(struct wmi *wmi, u8 if_idx, u16 aid, 3530 bool flag) 3531 { 3532 struct sk_buff *skb; 3533 struct wmi_ap_set_pvb_cmd *cmd; 3534 int ret; 3535 3536 skb = ath6kl_wmi_get_new_buf(sizeof(struct wmi_ap_set_pvb_cmd)); 3537 if (!skb) 3538 return -ENOMEM; 3539 3540 cmd = (struct wmi_ap_set_pvb_cmd *) skb->data; 3541 cmd->aid = cpu_to_le16(aid); 3542 cmd->rsvd = cpu_to_le16(0); 3543 cmd->flag = cpu_to_le32(flag); 3544 3545 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_SET_PVB_CMDID, 3546 NO_SYNC_WMIFLAG); 3547 3548 return ret; 3549 } 3550 3551 int ath6kl_wmi_set_rx_frame_format_cmd(struct wmi *wmi, u8 if_idx, 3552 u8 rx_meta_ver, 3553 bool rx_dot11_hdr, bool defrag_on_host) 3554 { 3555 struct sk_buff *skb; 3556 struct wmi_rx_frame_format_cmd *cmd; 3557 int ret; 3558 3559 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3560 if (!skb) 3561 return -ENOMEM; 3562 3563 cmd = (struct wmi_rx_frame_format_cmd *) skb->data; 3564 cmd->dot11_hdr = rx_dot11_hdr ? 1 : 0; 3565 cmd->defrag_on_host = defrag_on_host ? 1 : 0; 3566 cmd->meta_ver = rx_meta_ver; 3567 3568 /* Delete the local aggr state, on host */ 3569 ret = ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_RX_FRAME_FORMAT_CMDID, 3570 NO_SYNC_WMIFLAG); 3571 3572 return ret; 3573 } 3574 3575 int ath6kl_wmi_set_appie_cmd(struct wmi *wmi, u8 if_idx, u8 mgmt_frm_type, 3576 const u8 *ie, u8 ie_len) 3577 { 3578 struct sk_buff *skb; 3579 struct wmi_set_appie_cmd *p; 3580 3581 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3582 if (!skb) 3583 return -ENOMEM; 3584 3585 ath6kl_dbg(ATH6KL_DBG_WMI, 3586 "set_appie_cmd: mgmt_frm_type=%u ie_len=%u\n", 3587 mgmt_frm_type, ie_len); 3588 p = (struct wmi_set_appie_cmd *) skb->data; 3589 p->mgmt_frm_type = mgmt_frm_type; 3590 p->ie_len = ie_len; 3591 3592 if (ie != NULL && ie_len > 0) 3593 memcpy(p->ie_info, ie, ie_len); 3594 3595 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_APPIE_CMDID, 3596 NO_SYNC_WMIFLAG); 3597 } 3598 3599 int ath6kl_wmi_set_ie_cmd(struct wmi *wmi, u8 if_idx, u8 ie_id, u8 ie_field, 3600 const u8 *ie_info, u8 ie_len) 3601 { 3602 struct sk_buff *skb; 3603 struct wmi_set_ie_cmd *p; 3604 3605 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + ie_len); 3606 if (!skb) 3607 return -ENOMEM; 3608 3609 ath6kl_dbg(ATH6KL_DBG_WMI, "set_ie_cmd: ie_id=%u ie_ie_field=%u ie_len=%u\n", 3610 ie_id, ie_field, ie_len); 3611 p = (struct wmi_set_ie_cmd *) skb->data; 3612 p->ie_id = ie_id; 3613 p->ie_field = ie_field; 3614 p->ie_len = ie_len; 3615 if (ie_info && ie_len > 0) 3616 memcpy(p->ie_info, ie_info, ie_len); 3617 3618 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SET_IE_CMDID, 3619 NO_SYNC_WMIFLAG); 3620 } 3621 3622 int ath6kl_wmi_disable_11b_rates_cmd(struct wmi *wmi, bool disable) 3623 { 3624 struct sk_buff *skb; 3625 struct wmi_disable_11b_rates_cmd *cmd; 3626 3627 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3628 if (!skb) 3629 return -ENOMEM; 3630 3631 ath6kl_dbg(ATH6KL_DBG_WMI, "disable_11b_rates_cmd: disable=%u\n", 3632 disable); 3633 cmd = (struct wmi_disable_11b_rates_cmd *) skb->data; 3634 cmd->disable = disable ? 1 : 0; 3635 3636 return ath6kl_wmi_cmd_send(wmi, 0, skb, WMI_DISABLE_11B_RATES_CMDID, 3637 NO_SYNC_WMIFLAG); 3638 } 3639 3640 int ath6kl_wmi_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx, u32 freq, u32 dur) 3641 { 3642 struct sk_buff *skb; 3643 struct wmi_remain_on_chnl_cmd *p; 3644 3645 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3646 if (!skb) 3647 return -ENOMEM; 3648 3649 ath6kl_dbg(ATH6KL_DBG_WMI, "remain_on_chnl_cmd: freq=%u dur=%u\n", 3650 freq, dur); 3651 p = (struct wmi_remain_on_chnl_cmd *) skb->data; 3652 p->freq = cpu_to_le32(freq); 3653 p->duration = cpu_to_le32(dur); 3654 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_REMAIN_ON_CHNL_CMDID, 3655 NO_SYNC_WMIFLAG); 3656 } 3657 3658 /* ath6kl_wmi_send_action_cmd is to be deprecated. Use 3659 * ath6kl_wmi_send_mgmt_cmd instead. The new function supports P2P 3660 * mgmt operations using station interface. 3661 */ 3662 static int ath6kl_wmi_send_action_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3663 u32 freq, u32 wait, const u8 *data, 3664 u16 data_len) 3665 { 3666 struct sk_buff *skb; 3667 struct wmi_send_action_cmd *p; 3668 u8 *buf; 3669 3670 if (wait) 3671 return -EINVAL; /* Offload for wait not supported */ 3672 3673 buf = kmemdup(data, data_len, GFP_KERNEL); 3674 if (!buf) 3675 return -ENOMEM; 3676 3677 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3678 if (!skb) { 3679 kfree(buf); 3680 return -ENOMEM; 3681 } 3682 3683 kfree(wmi->last_mgmt_tx_frame); 3684 wmi->last_mgmt_tx_frame = buf; 3685 wmi->last_mgmt_tx_frame_len = data_len; 3686 3687 ath6kl_dbg(ATH6KL_DBG_WMI, 3688 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3689 id, freq, wait, data_len); 3690 p = (struct wmi_send_action_cmd *) skb->data; 3691 p->id = cpu_to_le32(id); 3692 p->freq = cpu_to_le32(freq); 3693 p->wait = cpu_to_le32(wait); 3694 p->len = cpu_to_le16(data_len); 3695 memcpy(p->data, data, data_len); 3696 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_ACTION_CMDID, 3697 NO_SYNC_WMIFLAG); 3698 } 3699 3700 static int __ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, 3701 u32 freq, u32 wait, const u8 *data, 3702 u16 data_len, u32 no_cck) 3703 { 3704 struct sk_buff *skb; 3705 struct wmi_send_mgmt_cmd *p; 3706 u8 *buf; 3707 3708 if (wait) 3709 return -EINVAL; /* Offload for wait not supported */ 3710 3711 buf = kmemdup(data, data_len, GFP_KERNEL); 3712 if (!buf) 3713 return -ENOMEM; 3714 3715 skb = ath6kl_wmi_get_new_buf(sizeof(*p) + data_len); 3716 if (!skb) { 3717 kfree(buf); 3718 return -ENOMEM; 3719 } 3720 3721 kfree(wmi->last_mgmt_tx_frame); 3722 wmi->last_mgmt_tx_frame = buf; 3723 wmi->last_mgmt_tx_frame_len = data_len; 3724 3725 ath6kl_dbg(ATH6KL_DBG_WMI, 3726 "send_action_cmd: id=%u freq=%u wait=%u len=%u\n", 3727 id, freq, wait, data_len); 3728 p = (struct wmi_send_mgmt_cmd *) skb->data; 3729 p->id = cpu_to_le32(id); 3730 p->freq = cpu_to_le32(freq); 3731 p->wait = cpu_to_le32(wait); 3732 p->no_cck = cpu_to_le32(no_cck); 3733 p->len = cpu_to_le16(data_len); 3734 memcpy(p->data, data, data_len); 3735 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_SEND_MGMT_CMDID, 3736 NO_SYNC_WMIFLAG); 3737 } 3738 3739 int ath6kl_wmi_send_mgmt_cmd(struct wmi *wmi, u8 if_idx, u32 id, u32 freq, 3740 u32 wait, const u8 *data, u16 data_len, 3741 u32 no_cck) 3742 { 3743 int status; 3744 struct ath6kl *ar = wmi->parent_dev; 3745 3746 if (test_bit(ATH6KL_FW_CAPABILITY_STA_P2PDEV_DUPLEX, 3747 ar->fw_capabilities)) { 3748 /* 3749 * If capable of doing P2P mgmt operations using 3750 * station interface, send additional information like 3751 * supported rates to advertise and xmit rates for 3752 * probe requests 3753 */ 3754 status = __ath6kl_wmi_send_mgmt_cmd(ar->wmi, if_idx, id, freq, 3755 wait, data, data_len, 3756 no_cck); 3757 } else { 3758 status = ath6kl_wmi_send_action_cmd(ar->wmi, if_idx, id, freq, 3759 wait, data, data_len); 3760 } 3761 3762 return status; 3763 } 3764 3765 int ath6kl_wmi_send_probe_response_cmd(struct wmi *wmi, u8 if_idx, u32 freq, 3766 const u8 *dst, const u8 *data, 3767 u16 data_len) 3768 { 3769 struct sk_buff *skb; 3770 struct wmi_p2p_probe_response_cmd *p; 3771 size_t cmd_len = sizeof(*p) + data_len; 3772 3773 if (data_len == 0) 3774 cmd_len++; /* work around target minimum length requirement */ 3775 3776 skb = ath6kl_wmi_get_new_buf(cmd_len); 3777 if (!skb) 3778 return -ENOMEM; 3779 3780 ath6kl_dbg(ATH6KL_DBG_WMI, 3781 "send_probe_response_cmd: freq=%u dst=%pM len=%u\n", 3782 freq, dst, data_len); 3783 p = (struct wmi_p2p_probe_response_cmd *) skb->data; 3784 p->freq = cpu_to_le32(freq); 3785 memcpy(p->destination_addr, dst, ETH_ALEN); 3786 p->len = cpu_to_le16(data_len); 3787 memcpy(p->data, data, data_len); 3788 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, 3789 WMI_SEND_PROBE_RESPONSE_CMDID, 3790 NO_SYNC_WMIFLAG); 3791 } 3792 3793 int ath6kl_wmi_probe_report_req_cmd(struct wmi *wmi, u8 if_idx, bool enable) 3794 { 3795 struct sk_buff *skb; 3796 struct wmi_probe_req_report_cmd *p; 3797 3798 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3799 if (!skb) 3800 return -ENOMEM; 3801 3802 ath6kl_dbg(ATH6KL_DBG_WMI, "probe_report_req_cmd: enable=%u\n", 3803 enable); 3804 p = (struct wmi_probe_req_report_cmd *) skb->data; 3805 p->enable = enable ? 1 : 0; 3806 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_PROBE_REQ_REPORT_CMDID, 3807 NO_SYNC_WMIFLAG); 3808 } 3809 3810 int ath6kl_wmi_info_req_cmd(struct wmi *wmi, u8 if_idx, u32 info_req_flags) 3811 { 3812 struct sk_buff *skb; 3813 struct wmi_get_p2p_info *p; 3814 3815 skb = ath6kl_wmi_get_new_buf(sizeof(*p)); 3816 if (!skb) 3817 return -ENOMEM; 3818 3819 ath6kl_dbg(ATH6KL_DBG_WMI, "info_req_cmd: flags=%x\n", 3820 info_req_flags); 3821 p = (struct wmi_get_p2p_info *) skb->data; 3822 p->info_req_flags = cpu_to_le32(info_req_flags); 3823 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_GET_P2P_INFO_CMDID, 3824 NO_SYNC_WMIFLAG); 3825 } 3826 3827 int ath6kl_wmi_cancel_remain_on_chnl_cmd(struct wmi *wmi, u8 if_idx) 3828 { 3829 ath6kl_dbg(ATH6KL_DBG_WMI, "cancel_remain_on_chnl_cmd\n"); 3830 return ath6kl_wmi_simple_cmd(wmi, if_idx, 3831 WMI_CANCEL_REMAIN_ON_CHNL_CMDID); 3832 } 3833 3834 int ath6kl_wmi_set_inact_period(struct wmi *wmi, u8 if_idx, int inact_timeout) 3835 { 3836 struct sk_buff *skb; 3837 struct wmi_set_inact_period_cmd *cmd; 3838 3839 skb = ath6kl_wmi_get_new_buf(sizeof(*cmd)); 3840 if (!skb) 3841 return -ENOMEM; 3842 3843 cmd = (struct wmi_set_inact_period_cmd *) skb->data; 3844 cmd->inact_period = cpu_to_le32(inact_timeout); 3845 cmd->num_null_func = 0; 3846 3847 return ath6kl_wmi_cmd_send(wmi, if_idx, skb, WMI_AP_CONN_INACT_CMDID, 3848 NO_SYNC_WMIFLAG); 3849 } 3850 3851 static void ath6kl_wmi_hb_challenge_resp_event(struct wmi *wmi, u8 *datap, 3852 int len) 3853 { 3854 struct wmix_hb_challenge_resp_cmd *cmd; 3855 3856 if (len < sizeof(struct wmix_hb_challenge_resp_cmd)) 3857 return; 3858 3859 cmd = (struct wmix_hb_challenge_resp_cmd *) datap; 3860 ath6kl_recovery_hb_event(wmi->parent_dev, 3861 le32_to_cpu(cmd->cookie)); 3862 } 3863 3864 static int ath6kl_wmi_control_rx_xtnd(struct wmi *wmi, struct sk_buff *skb) 3865 { 3866 struct wmix_cmd_hdr *cmd; 3867 u32 len; 3868 u16 id; 3869 u8 *datap; 3870 int ret = 0; 3871 3872 if (skb->len < sizeof(struct wmix_cmd_hdr)) { 3873 ath6kl_err("bad packet 1\n"); 3874 return -EINVAL; 3875 } 3876 3877 cmd = (struct wmix_cmd_hdr *) skb->data; 3878 id = le32_to_cpu(cmd->cmd_id); 3879 3880 skb_pull(skb, sizeof(struct wmix_cmd_hdr)); 3881 3882 datap = skb->data; 3883 len = skb->len; 3884 3885 switch (id) { 3886 case WMIX_HB_CHALLENGE_RESP_EVENTID: 3887 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event hb challenge resp\n"); 3888 ath6kl_wmi_hb_challenge_resp_event(wmi, datap, len); 3889 break; 3890 case WMIX_DBGLOG_EVENTID: 3891 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi event dbglog len %d\n", len); 3892 ath6kl_debug_fwlog_event(wmi->parent_dev, datap, len); 3893 break; 3894 default: 3895 ath6kl_warn("unknown cmd id 0x%x\n", id); 3896 ret = -EINVAL; 3897 break; 3898 } 3899 3900 return ret; 3901 } 3902 3903 static int ath6kl_wmi_roam_tbl_event_rx(struct wmi *wmi, u8 *datap, int len) 3904 { 3905 return ath6kl_debug_roam_tbl_event(wmi->parent_dev, datap, len); 3906 } 3907 3908 /* Process interface specific wmi events, caller would free the datap */ 3909 static int ath6kl_wmi_proc_events_vif(struct wmi *wmi, u16 if_idx, u16 cmd_id, 3910 u8 *datap, u32 len) 3911 { 3912 struct ath6kl_vif *vif; 3913 3914 vif = ath6kl_get_vif_by_index(wmi->parent_dev, if_idx); 3915 if (!vif) { 3916 ath6kl_dbg(ATH6KL_DBG_WMI, 3917 "Wmi event for unavailable vif, vif_index:%d\n", 3918 if_idx); 3919 return -EINVAL; 3920 } 3921 3922 switch (cmd_id) { 3923 case WMI_CONNECT_EVENTID: 3924 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CONNECT_EVENTID\n"); 3925 return ath6kl_wmi_connect_event_rx(wmi, datap, len, vif); 3926 case WMI_DISCONNECT_EVENTID: 3927 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DISCONNECT_EVENTID\n"); 3928 return ath6kl_wmi_disconnect_event_rx(wmi, datap, len, vif); 3929 case WMI_TKIP_MICERR_EVENTID: 3930 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TKIP_MICERR_EVENTID\n"); 3931 return ath6kl_wmi_tkip_micerr_event_rx(wmi, datap, len, vif); 3932 case WMI_BSSINFO_EVENTID: 3933 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_BSSINFO_EVENTID\n"); 3934 return ath6kl_wmi_bssinfo_event_rx(wmi, datap, len, vif); 3935 case WMI_NEIGHBOR_REPORT_EVENTID: 3936 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_NEIGHBOR_REPORT_EVENTID\n"); 3937 return ath6kl_wmi_neighbor_report_event_rx(wmi, datap, len, 3938 vif); 3939 case WMI_SCAN_COMPLETE_EVENTID: 3940 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SCAN_COMPLETE_EVENTID\n"); 3941 return ath6kl_wmi_scan_complete_rx(wmi, datap, len, vif); 3942 case WMI_REPORT_STATISTICS_EVENTID: 3943 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_STATISTICS_EVENTID\n"); 3944 return ath6kl_wmi_stats_event_rx(wmi, datap, len, vif); 3945 case WMI_CAC_EVENTID: 3946 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CAC_EVENTID\n"); 3947 return ath6kl_wmi_cac_event_rx(wmi, datap, len, vif); 3948 case WMI_PSPOLL_EVENTID: 3949 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSPOLL_EVENTID\n"); 3950 return ath6kl_wmi_pspoll_event_rx(wmi, datap, len, vif); 3951 case WMI_DTIMEXPIRY_EVENTID: 3952 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DTIMEXPIRY_EVENTID\n"); 3953 return ath6kl_wmi_dtimexpiry_event_rx(wmi, datap, len, vif); 3954 case WMI_ADDBA_REQ_EVENTID: 3955 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_REQ_EVENTID\n"); 3956 return ath6kl_wmi_addba_req_event_rx(wmi, datap, len, vif); 3957 case WMI_DELBA_REQ_EVENTID: 3958 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_DELBA_REQ_EVENTID\n"); 3959 return ath6kl_wmi_delba_req_event_rx(wmi, datap, len, vif); 3960 case WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID: 3961 ath6kl_dbg(ATH6KL_DBG_WMI, 3962 "WMI_SET_HOST_SLEEP_MODE_CMD_PROCESSED_EVENTID"); 3963 return ath6kl_wmi_host_sleep_mode_cmd_prcd_evt_rx(wmi, vif); 3964 case WMI_REMAIN_ON_CHNL_EVENTID: 3965 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REMAIN_ON_CHNL_EVENTID\n"); 3966 return ath6kl_wmi_remain_on_chnl_event_rx(wmi, datap, len, vif); 3967 case WMI_CANCEL_REMAIN_ON_CHNL_EVENTID: 3968 ath6kl_dbg(ATH6KL_DBG_WMI, 3969 "WMI_CANCEL_REMAIN_ON_CHNL_EVENTID\n"); 3970 return ath6kl_wmi_cancel_remain_on_chnl_event_rx(wmi, datap, 3971 len, vif); 3972 case WMI_TX_STATUS_EVENTID: 3973 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_STATUS_EVENTID\n"); 3974 return ath6kl_wmi_tx_status_event_rx(wmi, datap, len, vif); 3975 case WMI_RX_PROBE_REQ_EVENTID: 3976 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_PROBE_REQ_EVENTID\n"); 3977 return ath6kl_wmi_rx_probe_req_event_rx(wmi, datap, len, vif); 3978 case WMI_RX_ACTION_EVENTID: 3979 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RX_ACTION_EVENTID\n"); 3980 return ath6kl_wmi_rx_action_event_rx(wmi, datap, len, vif); 3981 case WMI_TXE_NOTIFY_EVENTID: 3982 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TXE_NOTIFY_EVENTID\n"); 3983 return ath6kl_wmi_txe_notify_event_rx(wmi, datap, len, vif); 3984 default: 3985 ath6kl_dbg(ATH6KL_DBG_WMI, "unknown cmd id 0x%x\n", cmd_id); 3986 return -EINVAL; 3987 } 3988 3989 return 0; 3990 } 3991 3992 static int ath6kl_wmi_proc_events(struct wmi *wmi, struct sk_buff *skb) 3993 { 3994 struct wmi_cmd_hdr *cmd; 3995 int ret = 0; 3996 u32 len; 3997 u16 id; 3998 u8 if_idx; 3999 u8 *datap; 4000 4001 cmd = (struct wmi_cmd_hdr *) skb->data; 4002 id = le16_to_cpu(cmd->cmd_id); 4003 if_idx = le16_to_cpu(cmd->info1) & WMI_CMD_HDR_IF_ID_MASK; 4004 4005 skb_pull(skb, sizeof(struct wmi_cmd_hdr)); 4006 datap = skb->data; 4007 len = skb->len; 4008 4009 ath6kl_dbg(ATH6KL_DBG_WMI, "wmi rx id %d len %d\n", id, len); 4010 ath6kl_dbg_dump(ATH6KL_DBG_WMI_DUMP, NULL, "wmi rx ", 4011 datap, len); 4012 4013 switch (id) { 4014 case WMI_GET_BITRATE_CMDID: 4015 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_BITRATE_CMDID\n"); 4016 ret = ath6kl_wmi_bitrate_reply_rx(wmi, datap, len); 4017 break; 4018 case WMI_GET_CHANNEL_LIST_CMDID: 4019 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_CHANNEL_LIST_CMDID\n"); 4020 ret = ath6kl_wmi_ch_list_reply_rx(wmi, datap, len); 4021 break; 4022 case WMI_GET_TX_PWR_CMDID: 4023 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_TX_PWR_CMDID\n"); 4024 ret = ath6kl_wmi_tx_pwr_reply_rx(wmi, datap, len); 4025 break; 4026 case WMI_READY_EVENTID: 4027 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_READY_EVENTID\n"); 4028 ret = ath6kl_wmi_ready_event_rx(wmi, datap, len); 4029 break; 4030 case WMI_PEER_NODE_EVENTID: 4031 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PEER_NODE_EVENTID\n"); 4032 ret = ath6kl_wmi_peer_node_event_rx(wmi, datap, len); 4033 break; 4034 case WMI_REGDOMAIN_EVENTID: 4035 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REGDOMAIN_EVENTID\n"); 4036 ath6kl_wmi_regdomain_event(wmi, datap, len); 4037 break; 4038 case WMI_PSTREAM_TIMEOUT_EVENTID: 4039 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_PSTREAM_TIMEOUT_EVENTID\n"); 4040 ret = ath6kl_wmi_pstream_timeout_event_rx(wmi, datap, len); 4041 break; 4042 case WMI_CMDERROR_EVENTID: 4043 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CMDERROR_EVENTID\n"); 4044 ret = ath6kl_wmi_error_event_rx(wmi, datap, len); 4045 break; 4046 case WMI_RSSI_THRESHOLD_EVENTID: 4047 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_RSSI_THRESHOLD_EVENTID\n"); 4048 ret = ath6kl_wmi_rssi_threshold_event_rx(wmi, datap, len); 4049 break; 4050 case WMI_ERROR_REPORT_EVENTID: 4051 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ERROR_REPORT_EVENTID\n"); 4052 break; 4053 case WMI_OPT_RX_FRAME_EVENTID: 4054 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_OPT_RX_FRAME_EVENTID\n"); 4055 /* this event has been deprecated */ 4056 break; 4057 case WMI_REPORT_ROAM_TBL_EVENTID: 4058 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_TBL_EVENTID\n"); 4059 ret = ath6kl_wmi_roam_tbl_event_rx(wmi, datap, len); 4060 break; 4061 case WMI_EXTENSION_EVENTID: 4062 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_EXTENSION_EVENTID\n"); 4063 ret = ath6kl_wmi_control_rx_xtnd(wmi, skb); 4064 break; 4065 case WMI_CHANNEL_CHANGE_EVENTID: 4066 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_CHANNEL_CHANGE_EVENTID\n"); 4067 break; 4068 case WMI_REPORT_ROAM_DATA_EVENTID: 4069 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_REPORT_ROAM_DATA_EVENTID\n"); 4070 break; 4071 case WMI_TEST_EVENTID: 4072 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TEST_EVENTID\n"); 4073 ret = ath6kl_wmi_test_rx(wmi, datap, len); 4074 break; 4075 case WMI_GET_FIXRATES_CMDID: 4076 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_FIXRATES_CMDID\n"); 4077 ret = ath6kl_wmi_ratemask_reply_rx(wmi, datap, len); 4078 break; 4079 case WMI_TX_RETRY_ERR_EVENTID: 4080 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_RETRY_ERR_EVENTID\n"); 4081 break; 4082 case WMI_SNR_THRESHOLD_EVENTID: 4083 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SNR_THRESHOLD_EVENTID\n"); 4084 ret = ath6kl_wmi_snr_threshold_event_rx(wmi, datap, len); 4085 break; 4086 case WMI_LQ_THRESHOLD_EVENTID: 4087 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_LQ_THRESHOLD_EVENTID\n"); 4088 break; 4089 case WMI_APLIST_EVENTID: 4090 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_APLIST_EVENTID\n"); 4091 ret = ath6kl_wmi_aplist_event_rx(wmi, datap, len); 4092 break; 4093 case WMI_GET_KEEPALIVE_CMDID: 4094 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_KEEPALIVE_CMDID\n"); 4095 ret = ath6kl_wmi_keepalive_reply_rx(wmi, datap, len); 4096 break; 4097 case WMI_GET_WOW_LIST_EVENTID: 4098 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_WOW_LIST_EVENTID\n"); 4099 break; 4100 case WMI_GET_PMKID_LIST_EVENTID: 4101 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_GET_PMKID_LIST_EVENTID\n"); 4102 ret = ath6kl_wmi_get_pmkid_list_event_rx(wmi, datap, len); 4103 break; 4104 case WMI_SET_PARAMS_REPLY_EVENTID: 4105 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_SET_PARAMS_REPLY_EVENTID\n"); 4106 break; 4107 case WMI_ADDBA_RESP_EVENTID: 4108 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_ADDBA_RESP_EVENTID\n"); 4109 break; 4110 case WMI_REPORT_BTCOEX_CONFIG_EVENTID: 4111 ath6kl_dbg(ATH6KL_DBG_WMI, 4112 "WMI_REPORT_BTCOEX_CONFIG_EVENTID\n"); 4113 break; 4114 case WMI_REPORT_BTCOEX_STATS_EVENTID: 4115 ath6kl_dbg(ATH6KL_DBG_WMI, 4116 "WMI_REPORT_BTCOEX_STATS_EVENTID\n"); 4117 break; 4118 case WMI_TX_COMPLETE_EVENTID: 4119 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_TX_COMPLETE_EVENTID\n"); 4120 ret = ath6kl_wmi_tx_complete_event_rx(datap, len); 4121 break; 4122 case WMI_P2P_CAPABILITIES_EVENTID: 4123 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_CAPABILITIES_EVENTID\n"); 4124 ret = ath6kl_wmi_p2p_capabilities_event_rx(datap, len); 4125 break; 4126 case WMI_P2P_INFO_EVENTID: 4127 ath6kl_dbg(ATH6KL_DBG_WMI, "WMI_P2P_INFO_EVENTID\n"); 4128 ret = ath6kl_wmi_p2p_info_event_rx(datap, len); 4129 break; 4130 default: 4131 /* may be the event is interface specific */ 4132 ret = ath6kl_wmi_proc_events_vif(wmi, if_idx, id, datap, len); 4133 break; 4134 } 4135 4136 dev_kfree_skb(skb); 4137 return ret; 4138 } 4139 4140 /* Control Path */ 4141 int ath6kl_wmi_control_rx(struct wmi *wmi, struct sk_buff *skb) 4142 { 4143 if (WARN_ON(skb == NULL)) 4144 return -EINVAL; 4145 4146 if (skb->len < sizeof(struct wmi_cmd_hdr)) { 4147 ath6kl_err("bad packet 1\n"); 4148 dev_kfree_skb(skb); 4149 return -EINVAL; 4150 } 4151 4152 trace_ath6kl_wmi_event(skb->data, skb->len); 4153 4154 return ath6kl_wmi_proc_events(wmi, skb); 4155 } 4156 4157 void ath6kl_wmi_reset(struct wmi *wmi) 4158 { 4159 spin_lock_bh(&wmi->lock); 4160 4161 wmi->fat_pipe_exist = 0; 4162 memset(wmi->stream_exist_for_ac, 0, sizeof(wmi->stream_exist_for_ac)); 4163 4164 spin_unlock_bh(&wmi->lock); 4165 } 4166 4167 void *ath6kl_wmi_init(struct ath6kl *dev) 4168 { 4169 struct wmi *wmi; 4170 4171 wmi = kzalloc_obj(struct wmi); 4172 if (!wmi) 4173 return NULL; 4174 4175 spin_lock_init(&wmi->lock); 4176 4177 wmi->parent_dev = dev; 4178 4179 wmi->pwr_mode = REC_POWER; 4180 4181 ath6kl_wmi_reset(wmi); 4182 4183 return wmi; 4184 } 4185 4186 void ath6kl_wmi_shutdown(struct wmi *wmi) 4187 { 4188 if (!wmi) 4189 return; 4190 4191 kfree(wmi->last_mgmt_tx_frame); 4192 kfree(wmi); 4193 } 4194