43 строки
1.1 KiB
C
43 строки
1.1 KiB
C
/*
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* linux/drivers/mmc/sdio_ops.c
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*
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* Copyright 2006-2007 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_OPS_H
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#define _MMC_SDIO_OPS_H
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#include <linux/types.h>
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#include <linux/mmc/sdio.h>
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struct mmc_host;
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struct mmc_card;
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struct work_struct;
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int mmc_send_io_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr);
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int mmc_io_rw_direct(struct mmc_card *card, int write, unsigned fn,
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unsigned addr, u8 in, u8* out);
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int mmc_io_rw_extended(struct mmc_card *card, int write, unsigned fn,
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unsigned addr, int incr_addr, u8 *buf, unsigned blocks, unsigned blksz);
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int sdio_reset(struct mmc_host *host);
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void sdio_irq_work(struct work_struct *work);
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static inline bool sdio_is_io_busy(u32 opcode, u32 arg)
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{
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u32 addr;
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addr = (arg >> 9) & 0x1FFFF;
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return (opcode == SD_IO_RW_EXTENDED ||
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(opcode == SD_IO_RW_DIRECT &&
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!(addr == SDIO_CCCR_ABORT || addr == SDIO_CCCR_SUSPEND)));
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}
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#endif
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