linux/linux-5.4.31/drivers/net/wireless/st/cw1200/pm.h

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2024-01-30 10:43:28 +00:00
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Mac80211 power management interface for ST-Ericsson CW1200 mac80211 drivers
*
* Copyright (c) 2011, ST-Ericsson
* Author: Dmitry Tarnyagin <dmitry.tarnyagin@lockless.no>
*/
#ifndef PM_H_INCLUDED
#define PM_H_INCLUDED
/* ******************************************************************** */
/* mac80211 API */
/* extern */ struct cw1200_common;
/* private */ struct cw1200_suspend_state;
struct cw1200_pm_state {
struct cw1200_suspend_state *suspend_state;
struct timer_list stay_awake;
struct platform_device *pm_dev;
spinlock_t lock; /* Protect access */
};
#ifdef CONFIG_PM
int cw1200_pm_init(struct cw1200_pm_state *pm,
struct cw1200_common *priv);
void cw1200_pm_deinit(struct cw1200_pm_state *pm);
int cw1200_wow_suspend(struct ieee80211_hw *hw,
struct cfg80211_wowlan *wowlan);
int cw1200_can_suspend(struct cw1200_common *priv);
int cw1200_wow_resume(struct ieee80211_hw *hw);
void cw1200_pm_stay_awake(struct cw1200_pm_state *pm,
unsigned long tmo);
#else
static inline void cw1200_pm_stay_awake(struct cw1200_pm_state *pm,
unsigned long tmo)
{
}
static inline int cw1200_can_suspend(struct cw1200_common *priv)
{
return 0;
}
#endif
#endif