2 * This file is part of wl1271
4 * Copyright (C) 2009-2010 Nokia Corporation
6 * Contact: Luciano Coelho <luciano.coelho@nokia.com>
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License
10 * version 2 as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
24 #include <linux/module.h>
25 #include <linux/platform_device.h>
26 #include <linux/spi/spi.h>
27 #include <linux/etherdevice.h>
28 #include <linux/ieee80211.h>
29 #include <linux/slab.h>
35 #include "wl12xx_80211.h"
41 #define WL1271_CMD_FAST_POLL_COUNT 50
42 #define WL1271_WAIT_EVENT_FAST_POLL_COUNT 20
45 * send command to firmware
49 * @buf: buffer containing the command, must work with dma
50 * @len: length of the buffer
51 * return the cmd status code on success.
53 static int __wlcore_cmd_send(struct wl1271 *wl, u16 id, void *buf,
54 size_t len, size_t res_len)
56 struct wl1271_cmd_header *cmd;
57 unsigned long timeout;
63 if (WARN_ON(unlikely(wl->state == WLCORE_STATE_RESTARTING)))
67 cmd->id = cpu_to_le16(id);
70 WARN_ON(len % 4 != 0);
71 WARN_ON(test_bit(WL1271_FLAG_IN_ELP, &wl->flags));
73 ret = wlcore_write(wl, wl->cmd_box_addr, buf, len, false);
78 * TODO: we just need this because one bit is in a different
79 * place. Is there any better way?
81 ret = wl->ops->trigger_cmd(wl, wl->cmd_box_addr, buf, len);
85 timeout = jiffies + msecs_to_jiffies(WL1271_COMMAND_TIMEOUT);
87 ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr);
91 while (!(intr & WL1271_ACX_INTR_CMD_COMPLETE)) {
92 if (time_after(jiffies, timeout)) {
93 wl1271_error("command complete timeout");
98 if (poll_count < WL1271_CMD_FAST_POLL_COUNT)
103 ret = wlcore_read_reg(wl, REG_INTERRUPT_NO_CLEAR, &intr);
108 /* read back the status code of the command */
110 res_len = sizeof(struct wl1271_cmd_header);
112 ret = wlcore_read(wl, wl->cmd_box_addr, cmd, res_len, false);
116 status = le16_to_cpu(cmd->status);
118 ret = wlcore_write_reg(wl, REG_INTERRUPT_ACK,
119 WL1271_ACX_INTR_CMD_COMPLETE);
127 * send command to fw and return cmd status on success
128 * valid_rets contains a bitmap of allowed error codes
130 int wlcore_cmd_send_failsafe(struct wl1271 *wl, u16 id, void *buf, size_t len,
131 size_t res_len, unsigned long valid_rets)
133 int ret = __wlcore_cmd_send(wl, id, buf, len, res_len);
138 /* success is always a valid status */
139 valid_rets |= BIT(CMD_STATUS_SUCCESS);
141 if (ret >= MAX_COMMAND_STATUS ||
142 !test_bit(ret, &valid_rets)) {
143 wl1271_error("command execute failure %d", ret);
149 wl12xx_queue_recovery_work(wl);
152 EXPORT_SYMBOL_GPL(wl1271_cmd_send);
155 * wrapper for wlcore_cmd_send that accept only CMD_STATUS_SUCCESS
156 * return 0 on success.
158 int wl1271_cmd_send(struct wl1271 *wl, u16 id, void *buf, size_t len,
161 int ret = wlcore_cmd_send_failsafe(wl, id, buf, len, res_len, 0);
169 * Poll the mailbox event field until any of the bits in the mask is set or a
170 * timeout occurs (WL1271_EVENT_TIMEOUT in msecs)
172 int wlcore_cmd_wait_for_event_or_timeout(struct wl1271 *wl,
173 u32 mask, bool *timeout)
177 unsigned long timeout_time;
183 events_vector = kmalloc(sizeof(*events_vector), GFP_KERNEL | GFP_DMA);
187 timeout_time = jiffies + msecs_to_jiffies(WL1271_EVENT_TIMEOUT);
190 if (time_after(jiffies, timeout_time)) {
191 wl1271_debug(DEBUG_CMD, "timeout waiting for event %d",
198 if (poll_count < WL1271_WAIT_EVENT_FAST_POLL_COUNT)
199 usleep_range(50, 51);
201 usleep_range(1000, 5000);
203 /* read from both event fields */
204 ret = wlcore_read(wl, wl->mbox_ptr[0], events_vector,
205 sizeof(*events_vector), false);
209 event = *events_vector & mask;
211 ret = wlcore_read(wl, wl->mbox_ptr[1], events_vector,
212 sizeof(*events_vector), false);
216 event |= *events_vector & mask;
220 kfree(events_vector);
223 EXPORT_SYMBOL_GPL(wlcore_cmd_wait_for_event_or_timeout);
225 int wl12xx_cmd_role_enable(struct wl1271 *wl, u8 *addr, u8 role_type,
228 struct wl12xx_cmd_role_enable *cmd;
231 wl1271_debug(DEBUG_CMD, "cmd role enable");
233 if (WARN_ON(*role_id != WL12XX_INVALID_ROLE_ID))
236 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
243 cmd->role_id = find_first_zero_bit(wl->roles_map, WL12XX_MAX_ROLES);
244 if (cmd->role_id >= WL12XX_MAX_ROLES) {
249 memcpy(cmd->mac_address, addr, ETH_ALEN);
250 cmd->role_type = role_type;
252 ret = wl1271_cmd_send(wl, CMD_ROLE_ENABLE, cmd, sizeof(*cmd), 0);
254 wl1271_error("failed to initiate cmd role enable");
258 __set_bit(cmd->role_id, wl->roles_map);
259 *role_id = cmd->role_id;
268 int wl12xx_cmd_role_disable(struct wl1271 *wl, u8 *role_id)
270 struct wl12xx_cmd_role_disable *cmd;
273 wl1271_debug(DEBUG_CMD, "cmd role disable");
275 if (WARN_ON(*role_id == WL12XX_INVALID_ROLE_ID))
278 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
283 cmd->role_id = *role_id;
285 ret = wl1271_cmd_send(wl, CMD_ROLE_DISABLE, cmd, sizeof(*cmd), 0);
287 wl1271_error("failed to initiate cmd role disable");
291 __clear_bit(*role_id, wl->roles_map);
292 *role_id = WL12XX_INVALID_ROLE_ID;
301 static int wlcore_get_new_session_id(struct wl1271 *wl, u8 hlid)
303 if (wl->session_ids[hlid] >= SESSION_COUNTER_MAX)
304 wl->session_ids[hlid] = 0;
306 wl->session_ids[hlid]++;
308 return wl->session_ids[hlid];
311 int wl12xx_allocate_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid)
314 u8 link = find_first_zero_bit(wl->links_map, WL12XX_MAX_LINKS);
315 if (link >= WL12XX_MAX_LINKS)
318 wl->session_ids[link] = wlcore_get_new_session_id(wl, link);
320 /* these bits are used by op_tx */
321 spin_lock_irqsave(&wl->wl_lock, flags);
322 __set_bit(link, wl->links_map);
323 __set_bit(link, wlvif->links_map);
324 spin_unlock_irqrestore(&wl->wl_lock, flags);
326 /* take the last "freed packets" value from the current FW status */
327 wl->links[link].prev_freed_pkts =
328 wl->fw_status_2->counters.tx_lnk_free_pkts[link];
329 wl->links[link].wlvif = wlvif;
332 wl->active_link_count++;
336 void wl12xx_free_link(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 *hlid)
340 if (*hlid == WL12XX_INVALID_LINK_ID)
343 /* these bits are used by op_tx */
344 spin_lock_irqsave(&wl->wl_lock, flags);
345 __clear_bit(*hlid, wl->links_map);
346 __clear_bit(*hlid, wlvif->links_map);
347 spin_unlock_irqrestore(&wl->wl_lock, flags);
349 wl->links[*hlid].allocated_pkts = 0;
350 wl->links[*hlid].prev_freed_pkts = 0;
351 wl->links[*hlid].ba_bitmap = 0;
352 memset(wl->links[*hlid].addr, 0, ETH_ALEN);
355 * At this point op_tx() will not add more packets to the queues. We
358 wl1271_tx_reset_link_queues(wl, *hlid);
359 wl->links[*hlid].wlvif = NULL;
361 *hlid = WL12XX_INVALID_LINK_ID;
362 wl->active_link_count--;
363 WARN_ON_ONCE(wl->active_link_count < 0);
366 static u8 wlcore_get_native_channel_type(u8 nl_channel_type)
368 switch (nl_channel_type) {
369 case NL80211_CHAN_NO_HT:
370 return WLCORE_CHAN_NO_HT;
371 case NL80211_CHAN_HT20:
372 return WLCORE_CHAN_HT20;
373 case NL80211_CHAN_HT40MINUS:
374 return WLCORE_CHAN_HT40MINUS;
375 case NL80211_CHAN_HT40PLUS:
376 return WLCORE_CHAN_HT40PLUS;
379 return WLCORE_CHAN_NO_HT;
383 static int wl12xx_cmd_role_start_dev(struct wl1271 *wl,
384 struct wl12xx_vif *wlvif,
385 enum ieee80211_band band,
388 struct wl12xx_cmd_role_start *cmd;
391 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
397 wl1271_debug(DEBUG_CMD, "cmd role start dev %d", wlvif->dev_role_id);
399 cmd->role_id = wlvif->dev_role_id;
400 if (band == IEEE80211_BAND_5GHZ)
401 cmd->band = WLCORE_BAND_5GHZ;
402 cmd->channel = channel;
404 if (wlvif->dev_hlid == WL12XX_INVALID_LINK_ID) {
405 ret = wl12xx_allocate_link(wl, wlvif, &wlvif->dev_hlid);
409 cmd->device.hlid = wlvif->dev_hlid;
410 cmd->device.session = wl->session_ids[wlvif->dev_hlid];
412 wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d",
413 cmd->role_id, cmd->device.hlid, cmd->device.session);
415 ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0);
417 wl1271_error("failed to initiate cmd role enable");
424 /* clear links on error */
425 wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid);
434 static int wl12xx_cmd_role_stop_dev(struct wl1271 *wl,
435 struct wl12xx_vif *wlvif)
437 struct wl12xx_cmd_role_stop *cmd;
440 if (WARN_ON(wlvif->dev_hlid == WL12XX_INVALID_LINK_ID))
443 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
449 wl1271_debug(DEBUG_CMD, "cmd role stop dev");
451 cmd->role_id = wlvif->dev_role_id;
452 cmd->disc_type = DISCONNECT_IMMEDIATE;
453 cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED);
455 ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0);
457 wl1271_error("failed to initiate cmd role stop");
461 wl12xx_free_link(wl, wlvif, &wlvif->dev_hlid);
470 int wl12xx_cmd_role_start_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif)
472 struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
473 struct wl12xx_cmd_role_start *cmd;
477 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
483 wl1271_debug(DEBUG_CMD, "cmd role start sta %d", wlvif->role_id);
485 cmd->role_id = wlvif->role_id;
486 if (wlvif->band == IEEE80211_BAND_5GHZ)
487 cmd->band = WLCORE_BAND_5GHZ;
488 cmd->channel = wlvif->channel;
489 cmd->sta.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set);
490 cmd->sta.beacon_interval = cpu_to_le16(wlvif->beacon_int);
491 cmd->sta.ssid_type = WL12XX_SSID_TYPE_ANY;
492 cmd->sta.ssid_len = wlvif->ssid_len;
493 memcpy(cmd->sta.ssid, wlvif->ssid, wlvif->ssid_len);
494 memcpy(cmd->sta.bssid, vif->bss_conf.bssid, ETH_ALEN);
496 supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES |
497 wlcore_hw_sta_get_ap_rate_mask(wl, wlvif);
499 supported_rates &= ~CONF_TX_CCK_RATES;
501 cmd->sta.local_rates = cpu_to_le32(supported_rates);
503 cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type);
505 if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) {
506 ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid);
510 cmd->sta.hlid = wlvif->sta.hlid;
511 cmd->sta.session = wl->session_ids[wlvif->sta.hlid];
513 * We don't have the correct remote rates in this stage. The
514 * rates will be reconfigured later, after association, if the
515 * firmware supports ACX_PEER_CAP. Otherwise, there's nothing
516 * we can do, so use all supported_rates here.
518 cmd->sta.remote_rates = cpu_to_le32(supported_rates);
520 wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d "
521 "basic_rate_set: 0x%x, remote_rates: 0x%x",
522 wlvif->role_id, cmd->sta.hlid, cmd->sta.session,
523 wlvif->basic_rate_set, wlvif->rate_set);
525 ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0);
527 wl1271_error("failed to initiate cmd role start sta");
531 wlvif->sta.role_chan_type = wlvif->channel_type;
535 /* clear links on error. */
536 wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid);
545 /* use this function to stop ibss as well */
546 int wl12xx_cmd_role_stop_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif)
548 struct wl12xx_cmd_role_stop *cmd;
551 if (WARN_ON(wlvif->sta.hlid == WL12XX_INVALID_LINK_ID))
554 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
560 wl1271_debug(DEBUG_CMD, "cmd role stop sta %d", wlvif->role_id);
562 cmd->role_id = wlvif->role_id;
563 cmd->disc_type = DISCONNECT_IMMEDIATE;
564 cmd->reason = cpu_to_le16(WLAN_REASON_UNSPECIFIED);
566 ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0);
568 wl1271_error("failed to initiate cmd role stop sta");
572 wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid);
581 int wl12xx_cmd_role_start_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif)
583 struct wl12xx_cmd_role_start *cmd;
584 struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
585 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
589 wl1271_debug(DEBUG_CMD, "cmd role start ap %d", wlvif->role_id);
591 /* trying to use hidden SSID with an old hostapd version */
592 if (wlvif->ssid_len == 0 && !bss_conf->hidden_ssid) {
593 wl1271_error("got a null SSID from beacon/bss");
598 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
604 ret = wl12xx_allocate_link(wl, wlvif, &wlvif->ap.global_hlid);
608 ret = wl12xx_allocate_link(wl, wlvif, &wlvif->ap.bcast_hlid);
610 goto out_free_global;
612 cmd->role_id = wlvif->role_id;
613 cmd->ap.aging_period = cpu_to_le16(wl->conf.tx.ap_aging_period);
614 cmd->ap.bss_index = WL1271_AP_BSS_INDEX;
615 cmd->ap.global_hlid = wlvif->ap.global_hlid;
616 cmd->ap.broadcast_hlid = wlvif->ap.bcast_hlid;
617 cmd->ap.global_session_id = wl->session_ids[wlvif->ap.global_hlid];
618 cmd->ap.bcast_session_id = wl->session_ids[wlvif->ap.bcast_hlid];
619 cmd->ap.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set);
620 cmd->ap.beacon_interval = cpu_to_le16(wlvif->beacon_int);
621 cmd->ap.dtim_interval = bss_conf->dtim_period;
622 cmd->ap.beacon_expiry = WL1271_AP_DEF_BEACON_EXP;
623 /* FIXME: Change when adding DFS */
624 cmd->ap.reset_tsf = 1; /* By default reset AP TSF */
625 cmd->ap.wmm = wlvif->wmm_enabled;
626 cmd->channel = wlvif->channel;
627 cmd->channel_type = wlcore_get_native_channel_type(wlvif->channel_type);
629 if (!bss_conf->hidden_ssid) {
630 /* take the SSID from the beacon for backward compatibility */
631 cmd->ap.ssid_type = WL12XX_SSID_TYPE_PUBLIC;
632 cmd->ap.ssid_len = wlvif->ssid_len;
633 memcpy(cmd->ap.ssid, wlvif->ssid, wlvif->ssid_len);
635 cmd->ap.ssid_type = WL12XX_SSID_TYPE_HIDDEN;
636 cmd->ap.ssid_len = bss_conf->ssid_len;
637 memcpy(cmd->ap.ssid, bss_conf->ssid, bss_conf->ssid_len);
640 supported_rates = CONF_TX_ENABLED_RATES | CONF_TX_MCS_RATES |
641 wlcore_hw_ap_get_mimo_wide_rate_mask(wl, wlvif);
643 supported_rates &= ~CONF_TX_CCK_RATES;
645 wl1271_debug(DEBUG_CMD, "cmd role start ap with supported_rates 0x%08x",
648 cmd->ap.local_rates = cpu_to_le32(supported_rates);
650 switch (wlvif->band) {
651 case IEEE80211_BAND_2GHZ:
652 cmd->band = WLCORE_BAND_2_4GHZ;
654 case IEEE80211_BAND_5GHZ:
655 cmd->band = WLCORE_BAND_5GHZ;
658 wl1271_warning("ap start - unknown band: %d", (int)wlvif->band);
659 cmd->band = WLCORE_BAND_2_4GHZ;
663 ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0);
665 wl1271_error("failed to initiate cmd role start ap");
672 wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid);
675 wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid);
684 int wl12xx_cmd_role_stop_ap(struct wl1271 *wl, struct wl12xx_vif *wlvif)
686 struct wl12xx_cmd_role_stop *cmd;
689 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
695 wl1271_debug(DEBUG_CMD, "cmd role stop ap %d", wlvif->role_id);
697 cmd->role_id = wlvif->role_id;
699 ret = wl1271_cmd_send(wl, CMD_ROLE_STOP, cmd, sizeof(*cmd), 0);
701 wl1271_error("failed to initiate cmd role stop ap");
705 wl12xx_free_link(wl, wlvif, &wlvif->ap.bcast_hlid);
706 wl12xx_free_link(wl, wlvif, &wlvif->ap.global_hlid);
715 int wl12xx_cmd_role_start_ibss(struct wl1271 *wl, struct wl12xx_vif *wlvif)
717 struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
718 struct wl12xx_cmd_role_start *cmd;
719 struct ieee80211_bss_conf *bss_conf = &vif->bss_conf;
722 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
728 wl1271_debug(DEBUG_CMD, "cmd role start ibss %d", wlvif->role_id);
730 cmd->role_id = wlvif->role_id;
731 if (wlvif->band == IEEE80211_BAND_5GHZ)
732 cmd->band = WLCORE_BAND_5GHZ;
733 cmd->channel = wlvif->channel;
734 cmd->ibss.basic_rate_set = cpu_to_le32(wlvif->basic_rate_set);
735 cmd->ibss.beacon_interval = cpu_to_le16(wlvif->beacon_int);
736 cmd->ibss.dtim_interval = bss_conf->dtim_period;
737 cmd->ibss.ssid_type = WL12XX_SSID_TYPE_ANY;
738 cmd->ibss.ssid_len = wlvif->ssid_len;
739 memcpy(cmd->ibss.ssid, wlvif->ssid, wlvif->ssid_len);
740 memcpy(cmd->ibss.bssid, vif->bss_conf.bssid, ETH_ALEN);
741 cmd->sta.local_rates = cpu_to_le32(wlvif->rate_set);
743 if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID) {
744 ret = wl12xx_allocate_link(wl, wlvif, &wlvif->sta.hlid);
748 cmd->ibss.hlid = wlvif->sta.hlid;
749 cmd->ibss.remote_rates = cpu_to_le32(wlvif->rate_set);
751 wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d "
752 "basic_rate_set: 0x%x, remote_rates: 0x%x",
753 wlvif->role_id, cmd->sta.hlid, cmd->sta.session,
754 wlvif->basic_rate_set, wlvif->rate_set);
756 wl1271_debug(DEBUG_CMD, "vif->bss_conf.bssid = %pM",
757 vif->bss_conf.bssid);
759 ret = wl1271_cmd_send(wl, CMD_ROLE_START, cmd, sizeof(*cmd), 0);
761 wl1271_error("failed to initiate cmd role enable");
768 /* clear links on error. */
769 wl12xx_free_link(wl, wlvif, &wlvif->sta.hlid);
780 * send test command to firmware
783 * @buf: buffer containing the command, with all headers, must work with dma
784 * @len: length of the buffer
785 * @answer: is answer needed
787 int wl1271_cmd_test(struct wl1271 *wl, void *buf, size_t buf_len, u8 answer)
792 wl1271_debug(DEBUG_CMD, "cmd test");
797 ret = wl1271_cmd_send(wl, CMD_TEST, buf, buf_len, res_len);
800 wl1271_warning("TEST command failed");
806 EXPORT_SYMBOL_GPL(wl1271_cmd_test);
809 * read acx from firmware
813 * @buf: buffer for the response, including all headers, must work with dma
814 * @len: length of buf
816 int wl1271_cmd_interrogate(struct wl1271 *wl, u16 id, void *buf, size_t len)
818 struct acx_header *acx = buf;
821 wl1271_debug(DEBUG_CMD, "cmd interrogate");
823 acx->id = cpu_to_le16(id);
825 /* payload length, does not include any headers */
826 acx->len = cpu_to_le16(len - sizeof(*acx));
828 ret = wl1271_cmd_send(wl, CMD_INTERROGATE, acx, sizeof(*acx), len);
830 wl1271_error("INTERROGATE command failed");
836 * write acx value to firmware
840 * @buf: buffer containing acx, including all headers, must work with dma
841 * @len: length of buf
842 * @valid_rets: bitmap of valid cmd status codes (i.e. return values).
843 * return the cmd status on success.
845 int wlcore_cmd_configure_failsafe(struct wl1271 *wl, u16 id, void *buf,
846 size_t len, unsigned long valid_rets)
848 struct acx_header *acx = buf;
851 wl1271_debug(DEBUG_CMD, "cmd configure (%d)", id);
853 acx->id = cpu_to_le16(id);
855 /* payload length, does not include any headers */
856 acx->len = cpu_to_le16(len - sizeof(*acx));
858 ret = wlcore_cmd_send_failsafe(wl, CMD_CONFIGURE, acx, len, 0,
861 wl1271_warning("CONFIGURE command NOK");
869 * wrapper for wlcore_cmd_configure that accepts only success status.
870 * return 0 on success
872 int wl1271_cmd_configure(struct wl1271 *wl, u16 id, void *buf, size_t len)
874 int ret = wlcore_cmd_configure_failsafe(wl, id, buf, len, 0);
880 EXPORT_SYMBOL_GPL(wl1271_cmd_configure);
882 int wl1271_cmd_data_path(struct wl1271 *wl, bool enable)
884 struct cmd_enabledisable_path *cmd;
888 wl1271_debug(DEBUG_CMD, "cmd data path");
890 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
896 /* the channel here is only used for calibration, so hardcoded to 1 */
900 cmd_rx = CMD_ENABLE_RX;
901 cmd_tx = CMD_ENABLE_TX;
903 cmd_rx = CMD_DISABLE_RX;
904 cmd_tx = CMD_DISABLE_TX;
907 ret = wl1271_cmd_send(wl, cmd_rx, cmd, sizeof(*cmd), 0);
909 wl1271_error("rx %s cmd for channel %d failed",
910 enable ? "start" : "stop", cmd->channel);
914 wl1271_debug(DEBUG_BOOT, "rx %s cmd channel %d",
915 enable ? "start" : "stop", cmd->channel);
917 ret = wl1271_cmd_send(wl, cmd_tx, cmd, sizeof(*cmd), 0);
919 wl1271_error("tx %s cmd for channel %d failed",
920 enable ? "start" : "stop", cmd->channel);
924 wl1271_debug(DEBUG_BOOT, "tx %s cmd channel %d",
925 enable ? "start" : "stop", cmd->channel);
931 EXPORT_SYMBOL_GPL(wl1271_cmd_data_path);
933 int wl1271_cmd_ps_mode(struct wl1271 *wl, struct wl12xx_vif *wlvif,
934 u8 ps_mode, u16 auto_ps_timeout)
936 struct wl1271_cmd_ps_params *ps_params = NULL;
939 wl1271_debug(DEBUG_CMD, "cmd set ps mode");
941 ps_params = kzalloc(sizeof(*ps_params), GFP_KERNEL);
947 ps_params->role_id = wlvif->role_id;
948 ps_params->ps_mode = ps_mode;
949 ps_params->auto_ps_timeout = auto_ps_timeout;
951 ret = wl1271_cmd_send(wl, CMD_SET_PS_MODE, ps_params,
952 sizeof(*ps_params), 0);
954 wl1271_error("cmd set_ps_mode failed");
963 int wl1271_cmd_template_set(struct wl1271 *wl, u8 role_id,
964 u16 template_id, void *buf, size_t buf_len,
965 int index, u32 rates)
967 struct wl1271_cmd_template_set *cmd;
970 wl1271_debug(DEBUG_CMD, "cmd template_set %d (role %d)",
971 template_id, role_id);
973 WARN_ON(buf_len > WL1271_CMD_TEMPL_MAX_SIZE);
974 buf_len = min_t(size_t, buf_len, WL1271_CMD_TEMPL_MAX_SIZE);
976 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
982 /* during initialization wlvif is NULL */
983 cmd->role_id = role_id;
984 cmd->len = cpu_to_le16(buf_len);
985 cmd->template_type = template_id;
986 cmd->enabled_rates = cpu_to_le32(rates);
987 cmd->short_retry_limit = wl->conf.tx.tmpl_short_retry_limit;
988 cmd->long_retry_limit = wl->conf.tx.tmpl_long_retry_limit;
992 memcpy(cmd->template_data, buf, buf_len);
994 ret = wl1271_cmd_send(wl, CMD_SET_TEMPLATE, cmd, sizeof(*cmd), 0);
996 wl1271_warning("cmd set_template failed: %d", ret);
1007 int wl12xx_cmd_build_null_data(struct wl1271 *wl, struct wl12xx_vif *wlvif)
1009 struct sk_buff *skb = NULL;
1015 if (wlvif->bss_type == BSS_TYPE_IBSS) {
1016 size = sizeof(struct wl12xx_null_data_template);
1019 skb = ieee80211_nullfunc_get(wl->hw,
1020 wl12xx_wlvif_to_vif(wlvif));
1027 ret = wl1271_cmd_template_set(wl, wlvif->role_id,
1028 CMD_TEMPL_NULL_DATA, ptr, size, 0,
1034 wl1271_warning("cmd buld null data failed %d", ret);
1040 int wl12xx_cmd_build_klv_null_data(struct wl1271 *wl,
1041 struct wl12xx_vif *wlvif)
1043 struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
1044 struct sk_buff *skb = NULL;
1047 skb = ieee80211_nullfunc_get(wl->hw, vif);
1051 ret = wl1271_cmd_template_set(wl, wlvif->role_id, CMD_TEMPL_KLV,
1052 skb->data, skb->len,
1053 wlvif->sta.klv_template_id,
1059 wl1271_warning("cmd build klv null data failed %d", ret);
1065 int wl1271_cmd_build_ps_poll(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1068 struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
1069 struct sk_buff *skb;
1072 skb = ieee80211_pspoll_get(wl->hw, vif);
1076 ret = wl1271_cmd_template_set(wl, wlvif->role_id,
1077 CMD_TEMPL_PS_POLL, skb->data,
1078 skb->len, 0, wlvif->basic_rate_set);
1085 int wl12xx_cmd_build_probe_req(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1086 u8 role_id, u8 band,
1087 const u8 *ssid, size_t ssid_len,
1088 const u8 *ie, size_t ie_len, bool sched_scan)
1090 struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
1091 struct sk_buff *skb;
1094 u16 template_id_2_4 = wl->scan_templ_id_2_4;
1095 u16 template_id_5 = wl->scan_templ_id_5;
1097 skb = ieee80211_probereq_get(wl->hw, vif, ssid, ssid_len,
1104 memcpy(skb_put(skb, ie_len), ie, ie_len);
1106 wl1271_dump(DEBUG_SCAN, "PROBE REQ: ", skb->data, skb->len);
1109 (wl->quirks & WLCORE_QUIRK_DUAL_PROBE_TMPL)) {
1110 template_id_2_4 = wl->sched_scan_templ_id_2_4;
1111 template_id_5 = wl->sched_scan_templ_id_5;
1114 rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[band]);
1115 if (band == IEEE80211_BAND_2GHZ)
1116 ret = wl1271_cmd_template_set(wl, role_id,
1118 skb->data, skb->len, 0, rate);
1120 ret = wl1271_cmd_template_set(wl, role_id,
1122 skb->data, skb->len, 0, rate);
1128 EXPORT_SYMBOL_GPL(wl12xx_cmd_build_probe_req);
1130 struct sk_buff *wl1271_cmd_build_ap_probe_req(struct wl1271 *wl,
1131 struct wl12xx_vif *wlvif,
1132 struct sk_buff *skb)
1134 struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
1139 skb = ieee80211_ap_probereq_get(wl->hw, vif);
1143 wl1271_dump(DEBUG_SCAN, "AP PROBE REQ: ", skb->data, skb->len);
1145 rate = wl1271_tx_min_rate_get(wl, wlvif->bitrate_masks[wlvif->band]);
1146 if (wlvif->band == IEEE80211_BAND_2GHZ)
1147 ret = wl1271_cmd_template_set(wl, wlvif->role_id,
1148 CMD_TEMPL_CFG_PROBE_REQ_2_4,
1149 skb->data, skb->len, 0, rate);
1151 ret = wl1271_cmd_template_set(wl, wlvif->role_id,
1152 CMD_TEMPL_CFG_PROBE_REQ_5,
1153 skb->data, skb->len, 0, rate);
1156 wl1271_error("Unable to set ap probe request template.");
1162 int wl1271_cmd_build_arp_rsp(struct wl1271 *wl, struct wl12xx_vif *wlvif)
1166 struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
1167 struct sk_buff *skb;
1168 struct wl12xx_arp_rsp_template *tmpl;
1169 struct ieee80211_hdr_3addr *hdr;
1170 struct arphdr *arp_hdr;
1172 skb = dev_alloc_skb(sizeof(*hdr) + sizeof(__le16) + sizeof(*tmpl) +
1173 WL1271_EXTRA_SPACE_MAX);
1175 wl1271_error("failed to allocate buffer for arp rsp template");
1179 skb_reserve(skb, sizeof(*hdr) + WL1271_EXTRA_SPACE_MAX);
1181 tmpl = (struct wl12xx_arp_rsp_template *)skb_put(skb, sizeof(*tmpl));
1182 memset(tmpl, 0, sizeof(*tmpl));
1185 memcpy(tmpl->llc_hdr, rfc1042_header, sizeof(rfc1042_header));
1186 tmpl->llc_type = cpu_to_be16(ETH_P_ARP);
1189 arp_hdr = &tmpl->arp_hdr;
1190 arp_hdr->ar_hrd = cpu_to_be16(ARPHRD_ETHER);
1191 arp_hdr->ar_pro = cpu_to_be16(ETH_P_IP);
1192 arp_hdr->ar_hln = ETH_ALEN;
1193 arp_hdr->ar_pln = 4;
1194 arp_hdr->ar_op = cpu_to_be16(ARPOP_REPLY);
1197 memcpy(tmpl->sender_hw, vif->addr, ETH_ALEN);
1198 tmpl->sender_ip = wlvif->ip_addr;
1200 /* encryption space */
1201 switch (wlvif->encryption_type) {
1203 if (wl->quirks & WLCORE_QUIRK_TKIP_HEADER_SPACE)
1204 extra = WL1271_EXTRA_SPACE_TKIP;
1207 extra = WL1271_EXTRA_SPACE_AES;
1215 wl1271_warning("Unknown encryption type: %d",
1216 wlvif->encryption_type);
1222 u8 *space = skb_push(skb, extra);
1223 memset(space, 0, extra);
1226 /* QoS header - BE */
1228 memset(skb_push(skb, sizeof(__le16)), 0, sizeof(__le16));
1230 /* mac80211 header */
1231 hdr = (struct ieee80211_hdr_3addr *)skb_push(skb, sizeof(*hdr));
1232 memset(hdr, 0, sizeof(*hdr));
1233 fc = IEEE80211_FTYPE_DATA | IEEE80211_FCTL_TODS;
1235 fc |= IEEE80211_STYPE_QOS_DATA;
1237 fc |= IEEE80211_STYPE_DATA;
1238 if (wlvif->encryption_type != KEY_NONE)
1239 fc |= IEEE80211_FCTL_PROTECTED;
1241 hdr->frame_control = cpu_to_le16(fc);
1242 memcpy(hdr->addr1, vif->bss_conf.bssid, ETH_ALEN);
1243 memcpy(hdr->addr2, vif->addr, ETH_ALEN);
1244 memset(hdr->addr3, 0xff, ETH_ALEN);
1246 ret = wl1271_cmd_template_set(wl, wlvif->role_id, CMD_TEMPL_ARP_RSP,
1247 skb->data, skb->len, 0,
1254 int wl1271_build_qos_null_data(struct wl1271 *wl, struct ieee80211_vif *vif)
1256 struct wl12xx_vif *wlvif = wl12xx_vif_to_data(vif);
1257 struct ieee80211_qos_hdr template;
1259 memset(&template, 0, sizeof(template));
1261 memcpy(template.addr1, vif->bss_conf.bssid, ETH_ALEN);
1262 memcpy(template.addr2, vif->addr, ETH_ALEN);
1263 memcpy(template.addr3, vif->bss_conf.bssid, ETH_ALEN);
1265 template.frame_control = cpu_to_le16(IEEE80211_FTYPE_DATA |
1266 IEEE80211_STYPE_QOS_NULLFUNC |
1267 IEEE80211_FCTL_TODS);
1269 /* FIXME: not sure what priority to use here */
1270 template.qos_ctrl = cpu_to_le16(0);
1272 return wl1271_cmd_template_set(wl, wlvif->role_id,
1273 CMD_TEMPL_QOS_NULL_DATA, &template,
1274 sizeof(template), 0,
1278 int wl12xx_cmd_set_default_wep_key(struct wl1271 *wl, u8 id, u8 hlid)
1280 struct wl1271_cmd_set_keys *cmd;
1283 wl1271_debug(DEBUG_CMD, "cmd set_default_wep_key %d", id);
1285 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1293 cmd->lid_key_type = WEP_DEFAULT_LID_TYPE;
1294 cmd->key_action = cpu_to_le16(KEY_SET_ID);
1295 cmd->key_type = KEY_WEP;
1297 ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0);
1299 wl1271_warning("cmd set_default_wep_key failed: %d", ret);
1309 int wl1271_cmd_set_sta_key(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1310 u16 action, u8 id, u8 key_type,
1311 u8 key_size, const u8 *key, const u8 *addr,
1312 u32 tx_seq_32, u16 tx_seq_16)
1314 struct wl1271_cmd_set_keys *cmd;
1317 /* hlid might have already been deleted */
1318 if (wlvif->sta.hlid == WL12XX_INVALID_LINK_ID)
1321 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1327 cmd->hlid = wlvif->sta.hlid;
1329 if (key_type == KEY_WEP)
1330 cmd->lid_key_type = WEP_DEFAULT_LID_TYPE;
1331 else if (is_broadcast_ether_addr(addr))
1332 cmd->lid_key_type = BROADCAST_LID_TYPE;
1334 cmd->lid_key_type = UNICAST_LID_TYPE;
1336 cmd->key_action = cpu_to_le16(action);
1337 cmd->key_size = key_size;
1338 cmd->key_type = key_type;
1340 cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16);
1341 cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32);
1345 if (key_type == KEY_TKIP) {
1347 * We get the key in the following form:
1348 * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes)
1349 * but the target is expecting:
1350 * TKIP - RX MIC - TX MIC
1352 memcpy(cmd->key, key, 16);
1353 memcpy(cmd->key + 16, key + 24, 8);
1354 memcpy(cmd->key + 24, key + 16, 8);
1357 memcpy(cmd->key, key, key_size);
1360 wl1271_dump(DEBUG_CRYPT, "TARGET KEY: ", cmd, sizeof(*cmd));
1362 ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0);
1364 wl1271_warning("could not set keys");
1375 * TODO: merge with sta/ibss into 1 set_key function.
1376 * note there are slight diffs
1378 int wl1271_cmd_set_ap_key(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1379 u16 action, u8 id, u8 key_type,
1380 u8 key_size, const u8 *key, u8 hlid, u32 tx_seq_32,
1383 struct wl1271_cmd_set_keys *cmd;
1387 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1391 if (hlid == wlvif->ap.bcast_hlid) {
1392 if (key_type == KEY_WEP)
1393 lid_type = WEP_DEFAULT_LID_TYPE;
1395 lid_type = BROADCAST_LID_TYPE;
1397 lid_type = UNICAST_LID_TYPE;
1400 wl1271_debug(DEBUG_CRYPT, "ap key action: %d id: %d lid: %d type: %d"
1401 " hlid: %d", (int)action, (int)id, (int)lid_type,
1402 (int)key_type, (int)hlid);
1404 cmd->lid_key_type = lid_type;
1406 cmd->key_action = cpu_to_le16(action);
1407 cmd->key_size = key_size;
1408 cmd->key_type = key_type;
1410 cmd->ac_seq_num16[0] = cpu_to_le16(tx_seq_16);
1411 cmd->ac_seq_num32[0] = cpu_to_le32(tx_seq_32);
1413 if (key_type == KEY_TKIP) {
1415 * We get the key in the following form:
1416 * TKIP (16 bytes) - TX MIC (8 bytes) - RX MIC (8 bytes)
1417 * but the target is expecting:
1418 * TKIP - RX MIC - TX MIC
1420 memcpy(cmd->key, key, 16);
1421 memcpy(cmd->key + 16, key + 24, 8);
1422 memcpy(cmd->key + 24, key + 16, 8);
1424 memcpy(cmd->key, key, key_size);
1427 wl1271_dump(DEBUG_CRYPT, "TARGET AP KEY: ", cmd, sizeof(*cmd));
1429 ret = wl1271_cmd_send(wl, CMD_SET_KEYS, cmd, sizeof(*cmd), 0);
1431 wl1271_warning("could not set ap keys");
1440 int wl12xx_cmd_set_peer_state(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1443 struct wl12xx_cmd_set_peer_state *cmd;
1446 wl1271_debug(DEBUG_CMD, "cmd set peer state (hlid=%d)", hlid);
1448 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1455 cmd->state = WL1271_CMD_STA_STATE_CONNECTED;
1457 /* wmm param is valid only for station role */
1458 if (wlvif->bss_type == BSS_TYPE_STA_BSS)
1459 cmd->wmm = wlvif->wmm_enabled;
1461 ret = wl1271_cmd_send(wl, CMD_SET_PEER_STATE, cmd, sizeof(*cmd), 0);
1463 wl1271_error("failed to send set peer state command");
1474 int wl12xx_cmd_add_peer(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1475 struct ieee80211_sta *sta, u8 hlid)
1477 struct wl12xx_cmd_add_peer *cmd;
1481 wl1271_debug(DEBUG_CMD, "cmd add peer %d", (int)hlid);
1483 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1489 memcpy(cmd->addr, sta->addr, ETH_ALEN);
1490 cmd->bss_index = WL1271_AP_BSS_INDEX;
1491 cmd->aid = sta->aid;
1493 cmd->sp_len = sta->max_sp;
1494 cmd->wmm = sta->wme ? 1 : 0;
1495 cmd->session_id = wl->session_ids[hlid];
1497 for (i = 0; i < NUM_ACCESS_CATEGORIES_COPY; i++)
1498 if (sta->wme && (sta->uapsd_queues & BIT(i)))
1499 cmd->psd_type[NUM_ACCESS_CATEGORIES_COPY-1-i] =
1500 WL1271_PSD_UPSD_TRIGGER;
1502 cmd->psd_type[NUM_ACCESS_CATEGORIES_COPY-1-i] =
1506 sta_rates = sta->supp_rates[wlvif->band];
1507 if (sta->ht_cap.ht_supported)
1509 (sta->ht_cap.mcs.rx_mask[0] << HW_HT_RATES_OFFSET) |
1510 (sta->ht_cap.mcs.rx_mask[1] << HW_MIMO_RATES_OFFSET);
1512 cmd->supported_rates =
1513 cpu_to_le32(wl1271_tx_enabled_rates_get(wl, sta_rates,
1516 wl1271_debug(DEBUG_CMD, "new peer rates=0x%x queues=0x%x",
1517 cmd->supported_rates, sta->uapsd_queues);
1519 ret = wl1271_cmd_send(wl, CMD_ADD_PEER, cmd, sizeof(*cmd), 0);
1521 wl1271_error("failed to initiate cmd add peer");
1532 int wl12xx_cmd_remove_peer(struct wl1271 *wl, u8 hlid)
1534 struct wl12xx_cmd_remove_peer *cmd;
1536 bool timeout = false;
1538 wl1271_debug(DEBUG_CMD, "cmd remove peer %d", (int)hlid);
1540 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1547 /* We never send a deauth, mac80211 is in charge of this */
1548 cmd->reason_opcode = 0;
1549 cmd->send_deauth_flag = 0;
1551 ret = wl1271_cmd_send(wl, CMD_REMOVE_PEER, cmd, sizeof(*cmd), 0);
1553 wl1271_error("failed to initiate cmd remove peer");
1557 ret = wl->ops->wait_for_event(wl,
1558 WLCORE_EVENT_PEER_REMOVE_COMPLETE,
1562 * We are ok with a timeout here. The event is sometimes not sent
1563 * due to a firmware bug. In case of another error (like SDIO timeout)
1567 wl12xx_queue_recovery_work(wl);
1576 static int wlcore_get_reg_conf_ch_idx(enum ieee80211_band band, u16 ch)
1581 case IEEE80211_BAND_5GHZ:
1582 if (ch >= 8 && ch <= 16)
1583 idx = ((ch-8)/4 + 18);
1584 else if (ch >= 34 && ch <= 64)
1585 idx = ((ch-34)/2 + 3 + 18);
1586 else if (ch >= 100 && ch <= 140)
1587 idx = ((ch-100)/4 + 15 + 18);
1588 else if (ch >= 149 && ch <= 165)
1589 idx = ((ch-149)/4 + 26 + 18);
1593 case IEEE80211_BAND_2GHZ:
1594 if (ch >= 1 && ch <= 14)
1600 wl1271_error("get reg conf ch idx - unknown band: %d",
1607 void wlcore_set_pending_regdomain_ch(struct wl1271 *wl, u16 channel,
1608 enum ieee80211_band band)
1612 if (!(wl->quirks & WLCORE_QUIRK_REGDOMAIN_CONF))
1615 ch_bit_idx = wlcore_get_reg_conf_ch_idx(band, channel);
1617 if (ch_bit_idx > 0 && ch_bit_idx <= WL1271_MAX_CHANNELS)
1618 set_bit(ch_bit_idx, (long *)wl->reg_ch_conf_pending);
1621 int wlcore_cmd_regdomain_config_locked(struct wl1271 *wl)
1623 struct wl12xx_cmd_regdomain_dfs_config *cmd = NULL;
1624 int ret = 0, i, b, ch_bit_idx;
1625 struct ieee80211_channel *channel;
1626 u32 tmp_ch_bitmap[2];
1628 struct wiphy *wiphy = wl->hw->wiphy;
1629 struct ieee80211_supported_band *band;
1630 bool timeout = false;
1632 if (!(wl->quirks & WLCORE_QUIRK_REGDOMAIN_CONF))
1635 wl1271_debug(DEBUG_CMD, "cmd reg domain config");
1637 memset(tmp_ch_bitmap, 0, sizeof(tmp_ch_bitmap));
1639 for (b = IEEE80211_BAND_2GHZ; b <= IEEE80211_BAND_5GHZ; b++) {
1640 band = wiphy->bands[b];
1641 for (i = 0; i < band->n_channels; i++) {
1642 channel = &band->channels[i];
1643 ch = channel->hw_value;
1645 if (channel->flags & (IEEE80211_CHAN_DISABLED |
1646 IEEE80211_CHAN_RADAR |
1647 IEEE80211_CHAN_PASSIVE_SCAN))
1650 ch_bit_idx = wlcore_get_reg_conf_ch_idx(b, ch);
1654 set_bit(ch_bit_idx, (long *)tmp_ch_bitmap);
1658 tmp_ch_bitmap[0] |= wl->reg_ch_conf_pending[0];
1659 tmp_ch_bitmap[1] |= wl->reg_ch_conf_pending[1];
1661 if (!memcmp(tmp_ch_bitmap, wl->reg_ch_conf_last, sizeof(tmp_ch_bitmap)))
1664 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1670 cmd->ch_bit_map1 = cpu_to_le32(tmp_ch_bitmap[0]);
1671 cmd->ch_bit_map2 = cpu_to_le32(tmp_ch_bitmap[1]);
1673 wl1271_debug(DEBUG_CMD,
1674 "cmd reg domain bitmap1: 0x%08x, bitmap2: 0x%08x",
1675 cmd->ch_bit_map1, cmd->ch_bit_map2);
1677 ret = wl1271_cmd_send(wl, CMD_DFS_CHANNEL_CONFIG, cmd, sizeof(*cmd), 0);
1679 wl1271_error("failed to send reg domain dfs config");
1683 ret = wl->ops->wait_for_event(wl,
1684 WLCORE_EVENT_DFS_CONFIG_COMPLETE,
1686 if (ret < 0 || timeout) {
1687 wl1271_error("reg domain conf %serror",
1688 timeout ? "completion " : "");
1689 ret = timeout ? -ETIMEDOUT : ret;
1693 memcpy(wl->reg_ch_conf_last, tmp_ch_bitmap, sizeof(tmp_ch_bitmap));
1694 memset(wl->reg_ch_conf_pending, 0, sizeof(wl->reg_ch_conf_pending));
1701 int wl12xx_cmd_config_fwlog(struct wl1271 *wl)
1703 struct wl12xx_cmd_config_fwlog *cmd;
1706 wl1271_debug(DEBUG_CMD, "cmd config firmware logger");
1708 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1714 cmd->logger_mode = wl->conf.fwlog.mode;
1715 cmd->log_severity = wl->conf.fwlog.severity;
1716 cmd->timestamp = wl->conf.fwlog.timestamp;
1717 cmd->output = wl->conf.fwlog.output;
1718 cmd->threshold = wl->conf.fwlog.threshold;
1720 ret = wl1271_cmd_send(wl, CMD_CONFIG_FWLOGGER, cmd, sizeof(*cmd), 0);
1722 wl1271_error("failed to send config firmware logger command");
1733 int wl12xx_cmd_start_fwlog(struct wl1271 *wl)
1735 struct wl12xx_cmd_start_fwlog *cmd;
1738 wl1271_debug(DEBUG_CMD, "cmd start firmware logger");
1740 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1746 ret = wl1271_cmd_send(wl, CMD_START_FWLOGGER, cmd, sizeof(*cmd), 0);
1748 wl1271_error("failed to send start firmware logger command");
1759 int wl12xx_cmd_stop_fwlog(struct wl1271 *wl)
1761 struct wl12xx_cmd_stop_fwlog *cmd;
1764 wl1271_debug(DEBUG_CMD, "cmd stop firmware logger");
1766 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1772 ret = wl1271_cmd_send(wl, CMD_STOP_FWLOGGER, cmd, sizeof(*cmd), 0);
1774 wl1271_error("failed to send stop firmware logger command");
1785 static int wl12xx_cmd_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1786 u8 role_id, enum ieee80211_band band, u8 channel)
1788 struct wl12xx_cmd_roc *cmd;
1791 wl1271_debug(DEBUG_CMD, "cmd roc %d (%d)", channel, role_id);
1793 if (WARN_ON(role_id == WL12XX_INVALID_ROLE_ID))
1796 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1802 cmd->role_id = role_id;
1803 cmd->channel = channel;
1805 case IEEE80211_BAND_2GHZ:
1806 cmd->band = WLCORE_BAND_2_4GHZ;
1808 case IEEE80211_BAND_5GHZ:
1809 cmd->band = WLCORE_BAND_5GHZ;
1812 wl1271_error("roc - unknown band: %d", (int)wlvif->band);
1818 ret = wl1271_cmd_send(wl, CMD_REMAIN_ON_CHANNEL, cmd, sizeof(*cmd), 0);
1820 wl1271_error("failed to send ROC command");
1831 static int wl12xx_cmd_croc(struct wl1271 *wl, u8 role_id)
1833 struct wl12xx_cmd_croc *cmd;
1836 wl1271_debug(DEBUG_CMD, "cmd croc (%d)", role_id);
1838 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1843 cmd->role_id = role_id;
1845 ret = wl1271_cmd_send(wl, CMD_CANCEL_REMAIN_ON_CHANNEL, cmd,
1848 wl1271_error("failed to send ROC command");
1859 int wl12xx_roc(struct wl1271 *wl, struct wl12xx_vif *wlvif, u8 role_id,
1860 enum ieee80211_band band, u8 channel)
1864 if (WARN_ON(test_bit(role_id, wl->roc_map)))
1867 ret = wl12xx_cmd_roc(wl, wlvif, role_id, band, channel);
1871 __set_bit(role_id, wl->roc_map);
1876 int wl12xx_croc(struct wl1271 *wl, u8 role_id)
1880 if (WARN_ON(!test_bit(role_id, wl->roc_map)))
1883 ret = wl12xx_cmd_croc(wl, role_id);
1887 __clear_bit(role_id, wl->roc_map);
1890 * Rearm the tx watchdog when removing the last ROC. This prevents
1891 * recoveries due to just finished ROCs - when Tx hasn't yet had
1892 * a chance to get out.
1894 if (find_first_bit(wl->roc_map, WL12XX_MAX_ROLES) >= WL12XX_MAX_ROLES)
1895 wl12xx_rearm_tx_watchdog_locked(wl);
1900 int wl12xx_cmd_stop_channel_switch(struct wl1271 *wl, struct wl12xx_vif *wlvif)
1902 struct wl12xx_cmd_stop_channel_switch *cmd;
1905 wl1271_debug(DEBUG_ACX, "cmd stop channel switch");
1907 cmd = kzalloc(sizeof(*cmd), GFP_KERNEL);
1913 cmd->role_id = wlvif->role_id;
1915 ret = wl1271_cmd_send(wl, CMD_STOP_CHANNEL_SWICTH, cmd, sizeof(*cmd), 0);
1917 wl1271_error("failed to stop channel switch command");
1928 /* start dev role and roc on its channel */
1929 int wl12xx_start_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif,
1930 enum ieee80211_band band, int channel)
1934 if (WARN_ON(!(wlvif->bss_type == BSS_TYPE_STA_BSS ||
1935 wlvif->bss_type == BSS_TYPE_IBSS)))
1938 ret = wl12xx_cmd_role_enable(wl,
1939 wl12xx_wlvif_to_vif(wlvif)->addr,
1941 &wlvif->dev_role_id);
1945 ret = wl12xx_cmd_role_start_dev(wl, wlvif, band, channel);
1949 ret = wl12xx_roc(wl, wlvif, wlvif->dev_role_id, band, channel);
1956 wl12xx_cmd_role_stop_dev(wl, wlvif);
1958 wl12xx_cmd_role_disable(wl, &wlvif->dev_role_id);
1963 /* croc dev hlid, and stop the role */
1964 int wl12xx_stop_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif)
1968 if (WARN_ON(!(wlvif->bss_type == BSS_TYPE_STA_BSS ||
1969 wlvif->bss_type == BSS_TYPE_IBSS)))
1972 /* flush all pending packets */
1973 ret = wlcore_tx_work_locked(wl);
1977 if (test_bit(wlvif->dev_role_id, wl->roc_map)) {
1978 ret = wl12xx_croc(wl, wlvif->dev_role_id);
1983 ret = wl12xx_cmd_role_stop_dev(wl, wlvif);
1987 ret = wl12xx_cmd_role_disable(wl, &wlvif->dev_role_id);