1 /*
2  * linux/include/linux/mmc/pm.h
3  *
4  * Author:	Nicolas Pitre
5  * Copyright:	(C) 2009 Marvell Technology Group Ltd.
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License version 2 as
9  * published by the Free Software Foundation.
10  */
11 
12 #ifndef LINUX_MMC_PM_H
13 #define LINUX_MMC_PM_H
14 
15 /*
16  * These flags are used to describe power management features that
17  * some cards (typically SDIO cards) might wish to benefit from when
18  * the host system is being suspended.  There are several layers of
19  * abstractions involved, from the host controller driver, to the MMC core
20  * code, to the SDIO core code, to finally get to the actual SDIO function
21  * driver.  This file is therefore used for common definitions shared across
22  * all those layers.
23  */
24 
25 typedef unsigned int mmc_pm_flag_t;
26 
27 #define MMC_PM_KEEP_POWER	(1 << 0)	/* preserve card power during suspend */
28 #define MMC_PM_WAKE_SDIO_IRQ	(1 << 1)	/* wake up host system on SDIO IRQ assertion */
29 
30 #endif /* LINUX_MMC_PM_H */
31