1a910e4a9SSolomon Peachy /* 2a910e4a9SSolomon Peachy * Mac80211 power management interface for ST-Ericsson CW1200 mac80211 drivers 3a910e4a9SSolomon Peachy * 4a910e4a9SSolomon Peachy * Copyright (c) 2011, ST-Ericsson 5a910e4a9SSolomon Peachy * Author: Dmitry Tarnyagin <dmitry.tarnyagin@lockless.no> 6a910e4a9SSolomon Peachy * 7a910e4a9SSolomon Peachy * This program is free software; you can redistribute it and/or modify 8a910e4a9SSolomon Peachy * it under the terms of the GNU General Public License version 2 as 9a910e4a9SSolomon Peachy * published by the Free Software Foundation. 10a910e4a9SSolomon Peachy */ 11a910e4a9SSolomon Peachy 12a910e4a9SSolomon Peachy #ifndef PM_H_INCLUDED 13a910e4a9SSolomon Peachy #define PM_H_INCLUDED 14a910e4a9SSolomon Peachy 15a910e4a9SSolomon Peachy /* ******************************************************************** */ 16a910e4a9SSolomon Peachy /* mac80211 API */ 17a910e4a9SSolomon Peachy 18a910e4a9SSolomon Peachy /* extern */ struct cw1200_common; 19a910e4a9SSolomon Peachy /* private */ struct cw1200_suspend_state; 20a910e4a9SSolomon Peachy 21a910e4a9SSolomon Peachy struct cw1200_pm_state { 22a910e4a9SSolomon Peachy struct cw1200_suspend_state *suspend_state; 23a910e4a9SSolomon Peachy struct timer_list stay_awake; 24a910e4a9SSolomon Peachy struct platform_device *pm_dev; 25a910e4a9SSolomon Peachy spinlock_t lock; /* Protect access */ 26a910e4a9SSolomon Peachy }; 27a910e4a9SSolomon Peachy 284e17b87eSSolomon Peachy #ifdef CONFIG_PM 29a910e4a9SSolomon Peachy int cw1200_pm_init(struct cw1200_pm_state *pm, 30a910e4a9SSolomon Peachy struct cw1200_common *priv); 31a910e4a9SSolomon Peachy void cw1200_pm_deinit(struct cw1200_pm_state *pm); 32a910e4a9SSolomon Peachy int cw1200_wow_suspend(struct ieee80211_hw *hw, 33a910e4a9SSolomon Peachy struct cfg80211_wowlan *wowlan); 34a910e4a9SSolomon Peachy int cw1200_can_suspend(struct cw1200_common *priv); 35*836856e3SArnd Bergmann int cw1200_wow_resume(struct ieee80211_hw *hw); 364e17b87eSSolomon Peachy void cw1200_pm_stay_awake(struct cw1200_pm_state *pm, 374e17b87eSSolomon Peachy unsigned long tmo); 384e17b87eSSolomon Peachy #else 394e17b87eSSolomon Peachy static inline void cw1200_pm_stay_awake(struct cw1200_pm_state *pm, 40*836856e3SArnd Bergmann unsigned long tmo) 41*836856e3SArnd Bergmann { 42*836856e3SArnd Bergmann } 43*836856e3SArnd Bergmann static inline int cw1200_can_suspend(struct cw1200_common *priv) 44*836856e3SArnd Bergmann { 45*836856e3SArnd Bergmann return 0; 464e17b87eSSolomon Peachy } 474e17b87eSSolomon Peachy #endif 48a910e4a9SSolomon Peachy #endif 49