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/*
* Copyright (c) 2012 Qualcomm Atheros, Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "core.h"
#include "cfg80211.h"
#include "debug.h"
static void ath6kl_recovery_work(struct work_struct *work)
{
struct ath6kl *ar = container_of(work, struct ath6kl,
fw_recovery.recovery_work);
ath6kl_init_hw_restart(ar);
}
void ath6kl_recovery_err_notify(struct ath6kl *ar, enum ath6kl_fw_err reason)
{
ath6kl_dbg(ATH6KL_DBG_RECOVERY, "Fw error detected, reason:%d\n",
reason);
set_bit(reason, &ar->fw_recovery.err_reason);
if (ar->fw_recovery.enable && ar->state != ATH6KL_STATE_RECOVERY)
queue_work(ar->ath6kl_wq, &ar->fw_recovery.recovery_work);
}
void ath6kl_recovery_init(struct ath6kl *ar)
{
struct ath6kl_fw_recovery *recovery = &ar->fw_recovery;
recovery->enable = true;
INIT_WORK(&recovery->recovery_work, ath6kl_recovery_work);
}
void ath6kl_recovery_cleanup(struct ath6kl *ar)
{
ar->fw_recovery.enable = false;
cancel_work_sync(&ar->fw_recovery.recovery_work);
}
void ath6kl_recovery_suspend(struct ath6kl *ar)
{
ath6kl_recovery_cleanup(ar);
/* Process pending fw error detection */
if (ar->fw_recovery.err_reason)
ath6kl_init_hw_restart(ar);
}
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