[linux-block.git] / include / linux / mmc / pm.h

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * linux/include/linux/mmc/pm.h
 *
 * Author:	Nicolas Pitre
 * Copyright:	(C) 2009 Marvell Technology Group Ltd.
 */

#ifndef LINUX_MMC_PM_H
#define LINUX_MMC_PM_H

/*
 * These flags are used to describe power management features that
 * some cards (typically SDIO cards) might wish to benefit from when
 * the host system is being suspended.  There are several layers of
 * abstractions involved, from the host controller driver, to the MMC core
 * code, to the SDIO core code, to finally get to the actual SDIO function
 * driver.  This file is therefore used for common definitions shared across
 * all those layers.
 */

typedef unsigned int mmc_pm_flag_t;

#define MMC_PM_KEEP_POWER	(1 << 0)	/* preserve card power during suspend */
#define MMC_PM_WAKE_SDIO_IRQ	(1 << 1)	/* wake up host system on SDIO IRQ assertion */

#endif /* LINUX_MMC_PM_H */
Commit	Line	Data
d2912cb1	1	/* SPDX-License-Identifier: GPL-2.0-only */
da68c4eb NP	2	/*
	3	* linux/include/linux/mmc/pm.h
	4	*
	5	* Author: Nicolas Pitre
	6	* Copyright: (C) 2009 Marvell Technology Group Ltd.
da68c4eb NP	7	*/
	8
	9	#ifndef LINUX_MMC_PM_H
	10	#define LINUX_MMC_PM_H
	11
	12	/*
	13	* These flags are used to describe power management features that
	14	* some cards (typically SDIO cards) might wish to benefit from when
	15	* the host system is being suspended. There are several layers of
	16	* abstractions involved, from the host controller driver, to the MMC core
	17	* code, to the SDIO core code, to finally get to the actual SDIO function
	18	* driver. This file is therefore used for common definitions shared across
	19	* all those layers.
	20	*/
	21
	22	typedef unsigned int mmc_pm_flag_t;
	23
	24	#define MMC_PM_KEEP_POWER (1 << 0) /* preserve card power during suspend */
	25	#define MMC_PM_WAKE_SDIO_IRQ (1 << 1) /* wake up host system on SDIO IRQ assertion */
	26
100e9186	27	#endif /* LINUX_MMC_PM_H */