LXR linux/drivers/mmc/core/sdio

   1/* SPDX-License-Identifier: GPL-2.0-or-later */
   2/*
   3 *  linux/drivers/mmc/sdio_ops.c
   4 *
   5 *  Copyright 2006-2007 Pierre Ossman
   6 */
   7
   8#ifndef _MMC_SDIO_OPS_H
   9#define _MMC_SDIO_OPS_H
  10
  11#include <linux/types.h>
  12#include <linux/mmc/sdio.h>
  13
  14struct mmc_host;
  15struct mmc_card;
  16struct work_struct;
  17
  18int mmc_send_io_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr);
  19int mmc_io_rw_direct(struct mmc_card *card, int write, unsigned fn,
  20        unsigned addr, u8 in, u8* out);
  21int mmc_io_rw_extended(struct mmc_card *card, int write, unsigned fn,
  22        unsigned addr, int incr_addr, u8 *buf, unsigned blocks, unsigned blksz);
  23int sdio_reset(struct mmc_host *host);
  24void sdio_irq_work(struct work_struct *work);
  25
  26static inline bool sdio_is_io_busy(u32 opcode, u32 arg)
  27{
  28        u32 addr;
  29
  30        addr = (arg >> 9) & 0x1FFFF;
  31
  32        return (opcode == SD_IO_RW_EXTENDED ||
  33                (opcode == SD_IO_RW_DIRECT &&
  34                !(addr == SDIO_CCCR_ABORT || addr == SDIO_CCCR_SUSPEND)));
  35}
  36
  37#endif
  38
  39