mirror of https://gitee.com/openkylin/linux.git
39 lines
932 B
C
39 lines
932 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
|
|
/*
|
|
* linux/drivers/mmc/sdio_ops.c
|
|
*
|
|
* Copyright 2006-2007 Pierre Ossman
|
|
*/
|
|
|
|
#ifndef _MMC_SDIO_OPS_H
|
|
#define _MMC_SDIO_OPS_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/mmc/sdio.h>
|
|
|
|
struct mmc_host;
|
|
struct mmc_card;
|
|
struct work_struct;
|
|
|
|
int mmc_send_io_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr);
|
|
int mmc_io_rw_direct(struct mmc_card *card, int write, unsigned fn,
|
|
unsigned addr, u8 in, u8* out);
|
|
int mmc_io_rw_extended(struct mmc_card *card, int write, unsigned fn,
|
|
unsigned addr, int incr_addr, u8 *buf, unsigned blocks, unsigned blksz);
|
|
int sdio_reset(struct mmc_host *host);
|
|
void sdio_irq_work(struct work_struct *work);
|
|
|
|
static inline bool sdio_is_io_busy(u32 opcode, u32 arg)
|
|
{
|
|
u32 addr;
|
|
|
|
addr = (arg >> 9) & 0x1FFFF;
|
|
|
|
return (opcode == SD_IO_RW_EXTENDED ||
|
|
(opcode == SD_IO_RW_DIRECT &&
|
|
!(addr == SDIO_CCCR_ABORT || addr == SDIO_CCCR_SUSPEND)));
|
|
}
|
|
|
|
#endif
|
|
|