[mirror_ubuntu-jammy-kernel.git] / drivers / net / wireless / ti / wlcore / event.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * This file is part of wl1271
 *
 * Copyright (C) 2008-2009 Nokia Corporation
 *
 * Contact: Luciano Coelho <luciano.coelho@nokia.com>
 */

#include "wlcore.h"
#include "debug.h"
#include "io.h"
#include "event.h"
#include "ps.h"
#include "scan.h"
#include "wl12xx_80211.h"
#include "hw_ops.h"

#define WL18XX_LOGGER_SDIO_BUFF_MAX	(0x1020)
#define WL18XX_DATA_RAM_BASE_ADDRESS	(0x20000000)
#define WL18XX_LOGGER_SDIO_BUFF_ADDR	(0x40159c)
#define WL18XX_LOGGER_BUFF_OFFSET	(sizeof(struct fw_logger_information))
#define WL18XX_LOGGER_READ_POINT_OFFSET		(12)

int wlcore_event_fw_logger(struct wl1271 *wl)
{
	int ret;
	struct fw_logger_information fw_log;
	u8  *buffer;
	u32 internal_fw_addrbase = WL18XX_DATA_RAM_BASE_ADDRESS;
	u32 addr = WL18XX_LOGGER_SDIO_BUFF_ADDR;
	u32 end_buff_addr = WL18XX_LOGGER_SDIO_BUFF_ADDR +
				WL18XX_LOGGER_BUFF_OFFSET;
	u32 available_len;
	u32 actual_len;
	u32 clear_addr;
	size_t len;
	u32 start_loc;

	buffer = kzalloc(WL18XX_LOGGER_SDIO_BUFF_MAX, GFP_KERNEL);
	if (!buffer) {
		wl1271_error("Fail to allocate fw logger memory");
		fw_log.actual_buff_size = cpu_to_le32(0);
		goto out;
	}

	ret = wlcore_read(wl, addr, buffer, WL18XX_LOGGER_SDIO_BUFF_MAX,
			  false);
	if (ret < 0) {
		wl1271_error("Fail to read logger buffer, error_id = %d",
			     ret);
		fw_log.actual_buff_size = cpu_to_le32(0);
		goto free_out;
	}

	memcpy(&fw_log, buffer, sizeof(fw_log));

	if (le32_to_cpu(fw_log.actual_buff_size) == 0)
		goto free_out;

	actual_len = le32_to_cpu(fw_log.actual_buff_size);
	start_loc = (le32_to_cpu(fw_log.buff_read_ptr) -
			internal_fw_addrbase) - addr;
	end_buff_addr += le32_to_cpu(fw_log.max_buff_size);
	available_len = end_buff_addr -
			(le32_to_cpu(fw_log.buff_read_ptr) -
				 internal_fw_addrbase);
	actual_len = min(actual_len, available_len);
	len = actual_len;

	wl12xx_copy_fwlog(wl, &buffer[start_loc], len);
	clear_addr = addr + start_loc + le32_to_cpu(fw_log.actual_buff_size) +
			internal_fw_addrbase;

	len = le32_to_cpu(fw_log.actual_buff_size) - len;
	if (len) {
		wl12xx_copy_fwlog(wl,
				  &buffer[WL18XX_LOGGER_BUFF_OFFSET],
				  len);
		clear_addr = addr + WL18XX_LOGGER_BUFF_OFFSET + len +
				internal_fw_addrbase;
	}

	/* double check that clear address and write pointer are the same */
	if (clear_addr != le32_to_cpu(fw_log.buff_write_ptr)) {
		wl1271_error("Calculate of clear addr Clear = %x, write = %x",
			     clear_addr, le32_to_cpu(fw_log.buff_write_ptr));
	}

	/* indicate FW about Clear buffer */
	ret = wlcore_write32(wl, addr + WL18XX_LOGGER_READ_POINT_OFFSET,
			     fw_log.buff_write_ptr);
free_out:
	kfree(buffer);
out:
	return le32_to_cpu(fw_log.actual_buff_size);
}
EXPORT_SYMBOL_GPL(wlcore_event_fw_logger);

void wlcore_event_rssi_trigger(struct wl1271 *wl, s8 *metric_arr)
{
	struct wl12xx_vif *wlvif;
	struct ieee80211_vif *vif;
	enum nl80211_cqm_rssi_threshold_event event;
	s8 metric = metric_arr[0];

	wl1271_debug(DEBUG_EVENT, "RSSI trigger metric: %d", metric);

	/* TODO: check actual multi-role support */
	wl12xx_for_each_wlvif_sta(wl, wlvif) {
		if (metric <= wlvif->rssi_thold)
			event = NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW;
		else
			event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH;

		vif = wl12xx_wlvif_to_vif(wlvif);
		if (event != wlvif->last_rssi_event)
			ieee80211_cqm_rssi_notify(vif, event, metric,
						  GFP_KERNEL);
		wlvif->last_rssi_event = event;
	}
}
EXPORT_SYMBOL_GPL(wlcore_event_rssi_trigger);

static void wl1271_stop_ba_event(struct wl1271 *wl, struct wl12xx_vif *wlvif)
{
	struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);

	if (wlvif->bss_type != BSS_TYPE_AP_BSS) {
		u8 hlid = wlvif->sta.hlid;
		if (!wl->links[hlid].ba_bitmap)
			return;
		ieee80211_stop_rx_ba_session(vif, wl->links[hlid].ba_bitmap,
					     vif->bss_conf.bssid);
	} else {
		u8 hlid;
		struct wl1271_link *lnk;
		for_each_set_bit(hlid, wlvif->ap.sta_hlid_map,
				 wl->num_links) {
			lnk = &wl->links[hlid];
			if (!lnk->ba_bitmap)
				continue;

			ieee80211_stop_rx_ba_session(vif,
						     lnk->ba_bitmap,
						     lnk->addr);
		}
	}
}

void wlcore_event_soft_gemini_sense(struct wl1271 *wl, u8 enable)
{
	struct wl12xx_vif *wlvif;

	if (enable) {
		set_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags);
	} else {
		clear_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags);
		wl12xx_for_each_wlvif_sta(wl, wlvif) {
			wl1271_recalc_rx_streaming(wl, wlvif);
		}
	}
}
EXPORT_SYMBOL_GPL(wlcore_event_soft_gemini_sense);

void wlcore_event_sched_scan_completed(struct wl1271 *wl,
				       u8 status)
{
	wl1271_debug(DEBUG_EVENT, "PERIODIC_SCAN_COMPLETE_EVENT (status 0x%0x)",
		     status);

	if (wl->sched_vif) {
		ieee80211_sched_scan_stopped(wl->hw);
		wl->sched_vif = NULL;
	}
}
EXPORT_SYMBOL_GPL(wlcore_event_sched_scan_completed);

void wlcore_event_ba_rx_constraint(struct wl1271 *wl,
				   unsigned long roles_bitmap,
				   unsigned long allowed_bitmap)
{
	struct wl12xx_vif *wlvif;

	wl1271_debug(DEBUG_EVENT, "%s: roles=0x%lx allowed=0x%lx",
		     __func__, roles_bitmap, allowed_bitmap);

	wl12xx_for_each_wlvif(wl, wlvif) {
		if (wlvif->role_id == WL12XX_INVALID_ROLE_ID ||
		    !test_bit(wlvif->role_id , &roles_bitmap))
			continue;

		wlvif->ba_allowed = !!test_bit(wlvif->role_id,
					       &allowed_bitmap);
		if (!wlvif->ba_allowed)
			wl1271_stop_ba_event(wl, wlvif);
	}
}
EXPORT_SYMBOL_GPL(wlcore_event_ba_rx_constraint);

void wlcore_event_channel_switch(struct wl1271 *wl,
				 unsigned long roles_bitmap,
				 bool success)
{
	struct wl12xx_vif *wlvif;
	struct ieee80211_vif *vif;

	wl1271_debug(DEBUG_EVENT, "%s: roles=0x%lx success=%d",
		     __func__, roles_bitmap, success);

	wl12xx_for_each_wlvif(wl, wlvif) {
		if (wlvif->role_id == WL12XX_INVALID_ROLE_ID ||
		    !test_bit(wlvif->role_id , &roles_bitmap))
			continue;

		if (!test_and_clear_bit(WLVIF_FLAG_CS_PROGRESS,
					&wlvif->flags))
			continue;

		vif = wl12xx_wlvif_to_vif(wlvif);

		if (wlvif->bss_type == BSS_TYPE_STA_BSS) {
			ieee80211_chswitch_done(vif, success);
			cancel_delayed_work(&wlvif->channel_switch_work);
		} else {
			set_bit(WLVIF_FLAG_BEACON_DISABLED, &wlvif->flags);
			ieee80211_csa_finish(vif);
		}
	}
}
EXPORT_SYMBOL_GPL(wlcore_event_channel_switch);

void wlcore_event_dummy_packet(struct wl1271 *wl)
{
	if (wl->plt) {
		wl1271_info("Got DUMMY_PACKET event in PLT mode.  FW bug, ignoring.");
		return;
	}

	wl1271_debug(DEBUG_EVENT, "DUMMY_PACKET_ID_EVENT_ID");
	wl1271_tx_dummy_packet(wl);
}
EXPORT_SYMBOL_GPL(wlcore_event_dummy_packet);

static void wlcore_disconnect_sta(struct wl1271 *wl, unsigned long sta_bitmap)
{
	u32 num_packets = wl->conf.tx.max_tx_retries;
	struct wl12xx_vif *wlvif;
	struct ieee80211_vif *vif;
	struct ieee80211_sta *sta;
	const u8 *addr;
	int h;

	for_each_set_bit(h, &sta_bitmap, wl->num_links) {
		bool found = false;
		/* find the ap vif connected to this sta */
		wl12xx_for_each_wlvif_ap(wl, wlvif) {
			if (!test_bit(h, wlvif->ap.sta_hlid_map))
				continue;
			found = true;
			break;
		}
		if (!found)
			continue;

		vif = wl12xx_wlvif_to_vif(wlvif);
		addr = wl->links[h].addr;

		rcu_read_lock();
		sta = ieee80211_find_sta(vif, addr);
		if (sta) {
			wl1271_debug(DEBUG_EVENT, "remove sta %d", h);
			ieee80211_report_low_ack(sta, num_packets);
		}
		rcu_read_unlock();
	}
}

void wlcore_event_max_tx_failure(struct wl1271 *wl, unsigned long sta_bitmap)
{
	wl1271_debug(DEBUG_EVENT, "MAX_TX_FAILURE_EVENT_ID");
	wlcore_disconnect_sta(wl, sta_bitmap);
}
EXPORT_SYMBOL_GPL(wlcore_event_max_tx_failure);

void wlcore_event_inactive_sta(struct wl1271 *wl, unsigned long sta_bitmap)
{
	wl1271_debug(DEBUG_EVENT, "INACTIVE_STA_EVENT_ID");
	wlcore_disconnect_sta(wl, sta_bitmap);
}
EXPORT_SYMBOL_GPL(wlcore_event_inactive_sta);

void wlcore_event_roc_complete(struct wl1271 *wl)
{
	wl1271_debug(DEBUG_EVENT, "REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID");
	if (wl->roc_vif)
		ieee80211_ready_on_channel(wl->hw);
}
EXPORT_SYMBOL_GPL(wlcore_event_roc_complete);

void wlcore_event_beacon_loss(struct wl1271 *wl, unsigned long roles_bitmap)
{
	/*
	 * We are HW_MONITOR device. On beacon loss - queue
	 * connection loss work. Cancel it on REGAINED event.
	 */
	struct wl12xx_vif *wlvif;
	struct ieee80211_vif *vif;
	int delay = wl->conf.conn.synch_fail_thold *
				wl->conf.conn.bss_lose_timeout;

	wl1271_info("Beacon loss detected. roles:0x%lx", roles_bitmap);

	wl12xx_for_each_wlvif_sta(wl, wlvif) {
		if (wlvif->role_id == WL12XX_INVALID_ROLE_ID ||
		    !test_bit(wlvif->role_id , &roles_bitmap))
			continue;

		vif = wl12xx_wlvif_to_vif(wlvif);

		/* don't attempt roaming in case of p2p */
		if (wlvif->p2p) {
			ieee80211_connection_loss(vif);
			continue;
		}

		/*
		 * if the work is already queued, it should take place.
		 * We don't want to delay the connection loss
		 * indication any more.
		 */
		ieee80211_queue_delayed_work(wl->hw,
					     &wlvif->connection_loss_work,
					     msecs_to_jiffies(delay));

		ieee80211_cqm_beacon_loss_notify(vif, GFP_KERNEL);
	}
}
EXPORT_SYMBOL_GPL(wlcore_event_beacon_loss);

int wl1271_event_unmask(struct wl1271 *wl)
{
	int ret;

	wl1271_debug(DEBUG_EVENT, "unmasking event_mask 0x%x", wl->event_mask);
	ret = wl1271_acx_event_mbox_mask(wl, ~(wl->event_mask));
	if (ret < 0)
		return ret;

	return 0;
}

int wl1271_event_handle(struct wl1271 *wl, u8 mbox_num)
{
	int ret;

	wl1271_debug(DEBUG_EVENT, "EVENT on mbox %d", mbox_num);

	if (mbox_num > 1)
		return -EINVAL;

	/* first we read the mbox descriptor */
	ret = wlcore_read(wl, wl->mbox_ptr[mbox_num], wl->mbox,
			  wl->mbox_size, false);
	if (ret < 0)
		return ret;

	/* process the descriptor */
	ret = wl->ops->process_mailbox_events(wl);
	if (ret < 0)
		return ret;

	/*
	 * TODO: we just need this because one bit is in a different
	 * place.  Is there any better way?
	 */
	ret = wl->ops->ack_event(wl);

	return ret;
}
Commit	Line	Data
2b27bdcc	1	// SPDX-License-Identifier: GPL-2.0-only
f5fc0f86 LC	2	/*
	3	* This file is part of wl1271
	4	*
	5	* Copyright (C) 2008-2009 Nokia Corporation
	6	*
	7	* Contact: Luciano Coelho <luciano.coelho@nokia.com>
f5fc0f86 LC	8	*/
f5fc0f86 LC	9
c31be25a	10	#include "wlcore.h"
0f4e3122	11	#include "debug.h"
00d20100 SL	12	#include "io.h"
	13	#include "event.h"
	14	#include "ps.h"
	15	#include "scan.h"
66497dc3	16	#include "wl12xx_80211.h"
3719c17e SP	17	#include "hw_ops.h"
	18
	19	#define WL18XX_LOGGER_SDIO_BUFF_MAX (0x1020)
	20	#define WL18XX_DATA_RAM_BASE_ADDRESS (0x20000000)
	21	#define WL18XX_LOGGER_SDIO_BUFF_ADDR (0x40159c)
	22	#define WL18XX_LOGGER_BUFF_OFFSET (sizeof(struct fw_logger_information))
	23	#define WL18XX_LOGGER_READ_POINT_OFFSET (12)
	24
	25	int wlcore_event_fw_logger(struct wl1271 *wl)
	26	{
68f37e5d	27	int ret;
3719c17e SP	28	struct fw_logger_information fw_log;
	29	u8 *buffer;
	30	u32 internal_fw_addrbase = WL18XX_DATA_RAM_BASE_ADDRESS;
	31	u32 addr = WL18XX_LOGGER_SDIO_BUFF_ADDR;
	32	u32 end_buff_addr = WL18XX_LOGGER_SDIO_BUFF_ADDR +
	33	WL18XX_LOGGER_BUFF_OFFSET;
	34	u32 available_len;
	35	u32 actual_len;
	36	u32 clear_addr;
	37	size_t len;
	38	u32 start_loc;
	39
	40	buffer = kzalloc(WL18XX_LOGGER_SDIO_BUFF_MAX, GFP_KERNEL);
	41	if (!buffer) {
	42	wl1271_error("Fail to allocate fw logger memory");
	43	fw_log.actual_buff_size = cpu_to_le32(0);
	44	goto out;
	45	}
	46
	47	ret = wlcore_read(wl, addr, buffer, WL18XX_LOGGER_SDIO_BUFF_MAX,
	48	false);
	49	if (ret < 0) {
	50	wl1271_error("Fail to read logger buffer, error_id = %d",
	51	ret);
	52	fw_log.actual_buff_size = cpu_to_le32(0);
	53	goto free_out;
	54	}
	55
	56	memcpy(&fw_log, buffer, sizeof(fw_log));
	57
	58	if (le32_to_cpu(fw_log.actual_buff_size) == 0)
	59	goto free_out;
	60
	61	actual_len = le32_to_cpu(fw_log.actual_buff_size);
	62	start_loc = (le32_to_cpu(fw_log.buff_read_ptr) -
	63	internal_fw_addrbase) - addr;
	64	end_buff_addr += le32_to_cpu(fw_log.max_buff_size);
	65	available_len = end_buff_addr -
	66	(le32_to_cpu(fw_log.buff_read_ptr) -
	67	internal_fw_addrbase);
	68	actual_len = min(actual_len, available_len);
	69	len = actual_len;
	70
	71	wl12xx_copy_fwlog(wl, &buffer[start_loc], len);
	72	clear_addr = addr + start_loc + le32_to_cpu(fw_log.actual_buff_size) +
	73	internal_fw_addrbase;
	74
	75	len = le32_to_cpu(fw_log.actual_buff_size) - len;
	76	if (len) {
	77	wl12xx_copy_fwlog(wl,
	78	&buffer[WL18XX_LOGGER_BUFF_OFFSET],
	79	len);
	80	clear_addr = addr + WL18XX_LOGGER_BUFF_OFFSET + len +
	81	internal_fw_addrbase;
	82	}
	83
	84	/* double check that clear address and write pointer are the same */
	85	if (clear_addr != le32_to_cpu(fw_log.buff_write_ptr)) {
	86	wl1271_error("Calculate of clear addr Clear = %x, write = %x",
	87	clear_addr, le32_to_cpu(fw_log.buff_write_ptr));
	88	}
	89
	90	/* indicate FW about Clear buffer */
	91	ret = wlcore_write32(wl, addr + WL18XX_LOGGER_READ_POINT_OFFSET,
92	fw_log.buff_write_ptr);
93	free_out:
94	kfree(buffer);
95	out:
96	return le32_to_cpu(fw_log.actual_buff_size);
97	}
98	EXPORT_SYMBOL_GPL(wlcore_event_fw_logger);
f5fc0f86	99
c50a2825	100	void wlcore_event_rssi_trigger(struct wl1271 wl, s8 metric_arr)
00236aed	101	{
c50a2825 EP	102	struct wl12xx_vif *wlvif;
c50a2825 EP	103	struct ieee80211_vif *vif;
00236aed	104	enum nl80211_cqm_rssi_threshold_event event;
c50a2825	105	s8 metric = metric_arr[0];
00236aed JO	106
	107	wl1271_debug(DEBUG_EVENT, "RSSI trigger metric: %d", metric);
	108
c50a2825 EP	109	/* TODO: check actual multi-role support */
	110	wl12xx_for_each_wlvif_sta(wl, wlvif) {
	111	if (metric <= wlvif->rssi_thold)
	112	event = NL80211_CQM_RSSI_THRESHOLD_EVENT_LOW;
	113	else
	114	event = NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH;
	115
	116	vif = wl12xx_wlvif_to_vif(wlvif);
	117	if (event != wlvif->last_rssi_event)
769f07d8 AZ	118	ieee80211_cqm_rssi_notify(vif, event, metric,
769f07d8 AZ	119	GFP_KERNEL);
c50a2825 EP	120	wlvif->last_rssi_event = event;
c50a2825 EP	121	}
00236aed	122	}
c50a2825	123	EXPORT_SYMBOL_GPL(wlcore_event_rssi_trigger);
00236aed	124
536129c8	125	static void wl1271_stop_ba_event(struct wl1271 wl, struct wl12xx_vif wlvif)
70559a06	126	{
4b730b6a EP	127	struct ieee80211_vif *vif = wl12xx_wlvif_to_vif(wlvif);
4b730b6a EP	128
536129c8	129	if (wlvif->bss_type != BSS_TYPE_AP_BSS) {
9ae5d8d4 AN	130	u8 hlid = wlvif->sta.hlid;
9ae5d8d4 AN	131	if (!wl->links[hlid].ba_bitmap)
f4d3b6ab	132	return;
9ae5d8d4	133	ieee80211_stop_rx_ba_session(vif, wl->links[hlid].ba_bitmap,
4b730b6a	134	vif->bss_conf.bssid);
f4d3b6ab	135	} else {
c7ffb902	136	u8 hlid;
f4d3b6ab	137	struct wl1271_link *lnk;
c7ffb902	138	for_each_set_bit(hlid, wlvif->ap.sta_hlid_map,
da08fdfa	139	wl->num_links) {
c7ffb902 EP	140	lnk = &wl->links[hlid];
c7ffb902 EP	141	if (!lnk->ba_bitmap)
f4d3b6ab AN	142	continue;
f4d3b6ab AN	143
4b730b6a	144	ieee80211_stop_rx_ba_session(vif,
f4d3b6ab AN	145	lnk->ba_bitmap,
	146	lnk->addr);
	147	}
	148	}
70559a06 SL	149	}
70559a06 SL	150
c50a2825	151	void wlcore_event_soft_gemini_sense(struct wl1271 *wl, u8 enable)
77ddaa10	152	{
4b730b6a EP	153	struct wl12xx_vif *wlvif;
4b730b6a EP	154
77ddaa10	155	if (enable) {
77ddaa10 EP	156	set_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags);
77ddaa10 EP	157	} else {
9eb599e9	158	clear_bit(WL1271_FLAG_SOFT_GEMINI, &wl->flags);
4b730b6a	159	wl12xx_for_each_wlvif_sta(wl, wlvif) {
9eb599e9	160	wl1271_recalc_rx_streaming(wl, wlvif);
4b730b6a	161	}
77ddaa10	162	}
77ddaa10	163	}
c50a2825	164	EXPORT_SYMBOL_GPL(wlcore_event_soft_gemini_sense);
77ddaa10	165
c50a2825 EP	166	void wlcore_event_sched_scan_completed(struct wl1271 *wl,
c50a2825 EP	167	u8 status)
f5fc0f86	168	{
c50a2825 EP	169	wl1271_debug(DEBUG_EVENT, "PERIODIC_SCAN_COMPLETE_EVENT (status 0x%0x)",
c50a2825 EP	170	status);
f5fc0f86	171
10199756	172	if (wl->sched_vif) {
c50a2825	173	ieee80211_sched_scan_stopped(wl->hw);
10199756	174	wl->sched_vif = NULL;
c50a2825 EP	175	}
	176	}
	177	EXPORT_SYMBOL_GPL(wlcore_event_sched_scan_completed);
f5fc0f86	178
c50a2825 EP	179	void wlcore_event_ba_rx_constraint(struct wl1271 *wl,
	180	unsigned long roles_bitmap,
	181	unsigned long allowed_bitmap)
	182	{
	183	struct wl12xx_vif *wlvif;
f5fc0f86	184
c50a2825 EP	185	wl1271_debug(DEBUG_EVENT, "%s: roles=0x%lx allowed=0x%lx",
c50a2825 EP	186	__func__, roles_bitmap, allowed_bitmap);
34dd2aaa	187
c50a2825 EP	188	wl12xx_for_each_wlvif(wl, wlvif) {
	189	if (wlvif->role_id == WL12XX_INVALID_ROLE_ID \|\|
	190	!test_bit(wlvif->role_id , &roles_bitmap))
	191	continue;
f5fc0f86	192
c50a2825 EP	193	wlvif->ba_allowed = !!test_bit(wlvif->role_id,
	194	&allowed_bitmap);
	195	if (!wlvif->ba_allowed)
	196	wl1271_stop_ba_event(wl, wlvif);
6394c01b	197	}
c50a2825 EP	198	}
c50a2825 EP	199	EXPORT_SYMBOL_GPL(wlcore_event_ba_rx_constraint);
6394c01b	200
c50a2825 EP	201	void wlcore_event_channel_switch(struct wl1271 *wl,
	202	unsigned long roles_bitmap,
	203	bool success)
	204	{
	205	struct wl12xx_vif *wlvif;
	206	struct ieee80211_vif *vif;
6394c01b	207
c50a2825 EP	208	wl1271_debug(DEBUG_EVENT, "%s: roles=0x%lx success=%d",
c50a2825 EP	209	__func__, roles_bitmap, success);
8d2ef7bd	210
534719f4	211	wl12xx_for_each_wlvif(wl, wlvif) {
c50a2825 EP	212	if (wlvif->role_id == WL12XX_INVALID_ROLE_ID \|\|
	213	!test_bit(wlvif->role_id , &roles_bitmap))
	214	continue;
6b8bf5bc	215
c50a2825 EP	216	if (!test_and_clear_bit(WLVIF_FLAG_CS_PROGRESS,
	217	&wlvif->flags))
	218	continue;
9f5b424d	219
c50a2825	220	vif = wl12xx_wlvif_to_vif(wlvif);
9f5b424d	221
534719f4 EP	222	if (wlvif->bss_type == BSS_TYPE_STA_BSS) {
	223	ieee80211_chswitch_done(vif, success);
	224	cancel_delayed_work(&wlvif->channel_switch_work);
	225	} else {
830513ab	226	set_bit(WLVIF_FLAG_BEACON_DISABLED, &wlvif->flags);
534719f4 EP	227	ieee80211_csa_finish(vif);
534719f4 EP	228	}
5f561f68	229	}
c50a2825 EP	230	}
c50a2825 EP	231	EXPORT_SYMBOL_GPL(wlcore_event_channel_switch);
f5fc0f86	232
c50a2825 EP	233	void wlcore_event_dummy_packet(struct wl1271 *wl)
c50a2825 EP	234	{
69aa1675 LC	235	if (wl->plt) {
	236	wl1271_info("Got DUMMY_PACKET event in PLT mode. FW bug, ignoring.");
	237	return;
	238	}
	239
c50a2825 EP	240	wl1271_debug(DEBUG_EVENT, "DUMMY_PACKET_ID_EVENT_ID");
	241	wl1271_tx_dummy_packet(wl);
	242	}
	243	EXPORT_SYMBOL_GPL(wlcore_event_dummy_packet);
19ad0715	244
c50a2825 EP	245	static void wlcore_disconnect_sta(struct wl1271 *wl, unsigned long sta_bitmap)
	246	{
	247	u32 num_packets = wl->conf.tx.max_tx_retries;
	248	struct wl12xx_vif *wlvif;
	249	struct ieee80211_vif *vif;
	250	struct ieee80211_sta *sta;
	251	const u8 *addr;
	252	int h;
	253
da08fdfa	254	for_each_set_bit(h, &sta_bitmap, wl->num_links) {
c50a2825 EP	255	bool found = false;
	256	/* find the ap vif connected to this sta */
	257	wl12xx_for_each_wlvif_ap(wl, wlvif) {
	258	if (!test_bit(h, wlvif->ap.sta_hlid_map))
	259	continue;
	260	found = true;
	261	break;
4b730b6a	262	}
c50a2825 EP	263	if (!found)
c50a2825 EP	264	continue;
70559a06	265
c50a2825 EP	266	vif = wl12xx_wlvif_to_vif(wlvif);
c50a2825 EP	267	addr = wl->links[h].addr;
f4d3b6ab	268
c50a2825 EP	269	rcu_read_lock();
	270	sta = ieee80211_find_sta(vif, addr);
	271	if (sta) {
	272	wl1271_debug(DEBUG_EVENT, "remove sta %d", h);
	273	ieee80211_report_low_ack(sta, num_packets);
4b730b6a	274	}
c50a2825	275	rcu_read_unlock();
70559a06	276	}
c50a2825	277	}
70559a06	278
c50a2825 EP	279	void wlcore_event_max_tx_failure(struct wl1271 *wl, unsigned long sta_bitmap)
	280	{
	281	wl1271_debug(DEBUG_EVENT, "MAX_TX_FAILURE_EVENT_ID");
	282	wlcore_disconnect_sta(wl, sta_bitmap);
	283	}
	284	EXPORT_SYMBOL_GPL(wlcore_event_max_tx_failure);
775e1a4b	285
c50a2825 EP	286	void wlcore_event_inactive_sta(struct wl1271 *wl, unsigned long sta_bitmap)
	287	{
	288	wl1271_debug(DEBUG_EVENT, "INACTIVE_STA_EVENT_ID");
	289	wlcore_disconnect_sta(wl, sta_bitmap);
	290	}
	291	EXPORT_SYMBOL_GPL(wlcore_event_inactive_sta);
6d158ff3	292
c50a2825 EP	293	void wlcore_event_roc_complete(struct wl1271 *wl)
	294	{
	295	wl1271_debug(DEBUG_EVENT, "REMAIN_ON_CHANNEL_COMPLETE_EVENT_ID");
	296	if (wl->roc_vif)
	297	ieee80211_ready_on_channel(wl->hw);
	298	}
	299	EXPORT_SYMBOL_GPL(wlcore_event_roc_complete);
ae47c45f	300
c50a2825 EP	301	void wlcore_event_beacon_loss(struct wl1271 *wl, unsigned long roles_bitmap)
c50a2825 EP	302	{
3618f30f	303	/*
c50a2825 EP	304	* We are HW_MONITOR device. On beacon loss - queue
c50a2825 EP	305	* connection loss work. Cancel it on REGAINED event.
3618f30f	306	*/
c50a2825 EP	307	struct wl12xx_vif *wlvif;
	308	struct ieee80211_vif *vif;
	309	int delay = wl->conf.conn.synch_fail_thold *
	310	wl->conf.conn.bss_lose_timeout;
3618f30f	311
c50a2825	312	wl1271_info("Beacon loss detected. roles:0x%lx", roles_bitmap);
dabf37db	313
c50a2825 EP	314	wl12xx_for_each_wlvif_sta(wl, wlvif) {
	315	if (wlvif->role_id == WL12XX_INVALID_ROLE_ID \|\|
	316	!test_bit(wlvif->role_id , &roles_bitmap))
	317	continue;
3618f30f	318
c0ad2f2e ES	319	vif = wl12xx_wlvif_to_vif(wlvif);
	320
	321	/* don't attempt roaming in case of p2p */
	322	if (wlvif->p2p) {
	323	ieee80211_connection_loss(vif);
	324	continue;
	325	}
	326
c50a2825 EP	327	/*
	328	* if the work is already queued, it should take place.
	329	* We don't want to delay the connection loss
	330	* indication any more.
	331	*/
	332	ieee80211_queue_delayed_work(wl->hw,
	333	&wlvif->connection_loss_work,
	334	msecs_to_jiffies(delay));
3618f30f	335
98f03342	336	ieee80211_cqm_beacon_loss_notify(vif, GFP_KERNEL);
3618f30f	337	}
f5fc0f86	338	}
c50a2825	339	EXPORT_SYMBOL_GPL(wlcore_event_beacon_loss);
f5fc0f86 LC	340
	341	int wl1271_event_unmask(struct wl1271 *wl)
	342	{
	343	int ret;
	344
71e996be	345	wl1271_debug(DEBUG_EVENT, "unmasking event_mask 0x%x", wl->event_mask);
f5fc0f86 LC	346	ret = wl1271_acx_event_mbox_mask(wl, ~(wl->event_mask));
	347	if (ret < 0)
	348	return ret;
	349
	350	return 0;
	351	}
	352
13f2dc52	353	int wl1271_event_handle(struct wl1271 *wl, u8 mbox_num)
f5fc0f86	354	{
f5fc0f86 LC	355	int ret;
	356
	357	wl1271_debug(DEBUG_EVENT, "EVENT on mbox %d", mbox_num);
	358
	359	if (mbox_num > 1)
	360	return -EINVAL;
	361
	362	/* first we read the mbox descriptor */
045b9b5f	363	ret = wlcore_read(wl, wl->mbox_ptr[mbox_num], wl->mbox,
c50a2825	364	wl->mbox_size, false);
045b9b5f IY	365	if (ret < 0)
045b9b5f IY	366	return ret;
f5fc0f86 LC	367
f5fc0f86 LC	368	/* process the descriptor */
c50a2825	369	ret = wl->ops->process_mailbox_events(wl);
f5fc0f86 LC	370	if (ret < 0)
	371	return ret;
	372
f16ff758 LC	373	/*
	374	* TODO: we just need this because one bit is in a different
	375	* place. Is there any better way?
	376	*/
b0f0ad39	377	ret = wl->ops->ack_event(wl);
f5fc0f86	378
b0f0ad39	379	return ret;
f5fc0f86	380	}