| Nicolas Pitre | da68c4e | 2010-03-05 13:43:31 -0800 | [diff] [blame] | 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 |