| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | /* |
| 3 | * Mac80211 power management interface for ST-Ericsson CW1200 mac80211 drivers |
| 4 | * |
| 5 | * Copyright (c) 2011, ST-Ericsson |
| 6 | * Author: Dmitry Tarnyagin <dmitry.tarnyagin@lockless.no> |
| 7 | */ |
| 8 | |
| 9 | #ifndef PM_H_INCLUDED |
| 10 | #define PM_H_INCLUDED |
| 11 | |
| 12 | /* ******************************************************************** */ |
| 13 | /* mac80211 API */ |
| 14 | |
| 15 | /* extern */ struct cw1200_common; |
| 16 | /* private */ struct cw1200_suspend_state; |
| 17 | |
| 18 | struct cw1200_pm_state { |
| 19 | struct cw1200_suspend_state *suspend_state; |
| 20 | struct timer_list stay_awake; |
| 21 | struct platform_device *pm_dev; |
| 22 | spinlock_t lock; /* Protect access */ |
| 23 | }; |
| 24 | |
| 25 | #ifdef CONFIG_PM |
| 26 | int cw1200_pm_init(struct cw1200_pm_state *pm, |
| 27 | struct cw1200_common *priv); |
| 28 | void cw1200_pm_deinit(struct cw1200_pm_state *pm); |
| 29 | int cw1200_wow_suspend(struct ieee80211_hw *hw, |
| 30 | struct cfg80211_wowlan *wowlan); |
| 31 | int cw1200_can_suspend(struct cw1200_common *priv); |
| 32 | int cw1200_wow_resume(struct ieee80211_hw *hw); |
| 33 | void cw1200_pm_stay_awake(struct cw1200_pm_state *pm, |
| 34 | unsigned long tmo); |
| 35 | #else |
| 36 | static inline void cw1200_pm_stay_awake(struct cw1200_pm_state *pm, |
| 37 | unsigned long tmo) |
| 38 | { |
| 39 | } |
| 40 | static inline int cw1200_can_suspend(struct cw1200_common *priv) |
| 41 | { |
| 42 | return 0; |
| 43 | } |
| 44 | #endif |
| 45 | #endif |