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41 lines
1.4 KiB
C
41 lines
1.4 KiB
C
#ifndef __BACKPORT_MMC_SDIO_FUNC_H
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#define __BACKPORT_MMC_SDIO_FUNC_H
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#include <linux/version.h>
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#include_next <linux/mmc/sdio_func.h>
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,35)
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#define sdio_writeb_readb(func, write_byte, addr, err_ret) sdio_readb(func, addr, err_ret)
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,34)
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/*
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* Backports da68c4eb25
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* sdio: introduce API for special power management features
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*
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* We simply carry around the data structures and flags, and
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* make the host return no flags set by the driver.
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*
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* This is declared in mmc/pm.h upstream, but that files
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* didn't exist before this commit and isn't included directly.
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*/
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typedef unsigned int mmc_pm_flag_t;
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#define MMC_PM_KEEP_POWER (1 << 0) /* preserve card power during suspend */
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#define MMC_PM_WAKE_SDIO_IRQ (1 << 1) /* wake up host system on SDIO IRQ assertion */
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extern mmc_pm_flag_t sdio_get_host_pm_caps(struct sdio_func *func);
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extern int sdio_set_host_pm_flags(struct sdio_func *func, mmc_pm_flag_t flags);
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#endif
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#ifndef dev_to_sdio_func
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#define dev_to_sdio_func(d) container_of(d, struct sdio_func, dev)
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,27) && \
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LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,24)
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#define sdio_align_size LINUX_BACKPORT(sdio_align_size)
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extern unsigned int sdio_align_size(struct sdio_func *func, unsigned int sz);
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#endif /* 2.6.24 - 2.6.26 */
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#endif /* __BACKPORT_MMC_SDIO_FUNC_H */
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