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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-06 01:02:30 +0000 |
| commit | 76cb841cb886eef6b3bee341a2266c76578724ad (patch) | |
| tree | f5892e5ba6cc11949952a6ce4ecbe6d516d6ce58 /drivers/mmc/core/sdio_ops.h | |
| parent | Initial commit. (diff) | |
| download | linux-76cb841cb886eef6b3bee341a2266c76578724ad.tar.xz linux-76cb841cb886eef6b3bee341a2266c76578724ad.zip | |
Adding upstream version 4.19.249.upstream/4.19.249
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/mmc/core/sdio_ops.h')
| -rw-r--r-- | drivers/mmc/core/sdio_ops.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/drivers/mmc/core/sdio_ops.h b/drivers/mmc/core/sdio_ops.h new file mode 100644 index 000000000..96945cafb --- /dev/null +++ b/drivers/mmc/core/sdio_ops.h @@ -0,0 +1,43 @@ +/* + * linux/drivers/mmc/sdio_ops.c + * + * Copyright 2006-2007 Pierre Ossman + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or (at + * your option) any later version. + */ + +#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); +unsigned int mmc_align_data_size(struct mmc_card *card, unsigned int sz); +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 + |