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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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e29a7d73f4
Add the sdio bus type and basic device handling. Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
36 lines
888 B
C
36 lines
888 B
C
/*
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* include/linux/mmc/sdio_func.h
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*
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* Copyright 2007 Pierre Ossman
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or (at
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* your option) any later version.
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*/
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#ifndef MMC_SDIO_FUNC_H
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#define MMC_SDIO_FUNC_H
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struct mmc_card;
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/*
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* SDIO function devices
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*/
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struct sdio_func {
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struct mmc_card *card; /* the card this device belongs to */
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struct device dev; /* the device */
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unsigned int num; /* function number */
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unsigned int state; /* function state */
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#define SDIO_STATE_PRESENT (1<<0) /* present in sysfs */
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};
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#define sdio_func_present(f) ((f)->state & SDIO_STATE_PRESENT)
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#define sdio_func_set_present(f) ((f)->state |= SDIO_STATE_PRESENT)
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#define sdio_func_id(f) ((f)->dev.bus_id)
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#endif
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