| 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
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| 2 | /* |
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| 3 | * linux/include/linux/mmc/pm.h |
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| 4 | * |
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| 5 | * Author: Nicolas Pitre |
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| 6 | * Copyright: (C) 2009 Marvell Technology Group Ltd. |
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| 7 | */ |
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| 8 | |
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| 9 | #ifndef LINUX_MMC_PM_H |
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| 10 | #define LINUX_MMC_PM_H |
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| 11 | |
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| 12 | /* |
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| 13 | * These flags are used to describe power management features that |
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| 14 | * some cards (typically SDIO cards) might wish to benefit from when |
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| 15 | * the host system is being suspended. There are several layers of |
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| 16 | * abstractions involved, from the host controller driver, to the MMC core |
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| 17 | * code, to the SDIO core code, to finally get to the actual SDIO function |
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| 18 | * driver. This file is therefore used for common definitions shared across |
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| 19 | * all those layers. |
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| 20 | */ |
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| 21 | |
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| 22 | typedef unsigned int mmc_pm_flag_t; |
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| 23 | |
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| 24 | #define MMC_PM_KEEP_POWER (1 << 0) /* preserve card power during suspend */ |
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| 25 | #define MMC_PM_WAKE_SDIO_IRQ (1 << 1) /* wake up host system on SDIO IRQ assertion */ |
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| 26 | |
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| 27 | #endif /* LINUX_MMC_PM_H */ |
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| 28 | |
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