sdio_ops.h 1.2 KB

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  1. /*
  2. * linux/drivers/mmc/sdio_ops.c
  3. *
  4. * Copyright 2006-2007 Pierre Ossman
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation; either version 2 of the License, or (at
  9. * your option) any later version.
  10. */
  11. #ifndef _MMC_SDIO_OPS_H
  12. #define _MMC_SDIO_OPS_H
  13. #include <linux/types.h>
  14. #include <linux/mmc/sdio.h>
  15. struct mmc_host;
  16. struct mmc_card;
  17. struct work_struct;
  18. int mmc_send_io_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr);
  19. int mmc_io_rw_direct(struct mmc_card *card, int write, unsigned fn,
  20. unsigned addr, u8 in, u8* out);
  21. int mmc_io_rw_extended(struct mmc_card *card, int write, unsigned fn,
  22. unsigned addr, int incr_addr, u8 *buf, unsigned blocks, unsigned blksz);
  23. int sdio_reset(struct mmc_host *host);
  24. unsigned int mmc_align_data_size(struct mmc_card *card, unsigned int sz);
  25. void sdio_irq_work(struct work_struct *work);
  26. static inline bool sdio_is_io_busy(u32 opcode, u32 arg)
  27. {
  28. u32 addr;
  29. addr = (arg >> 9) & 0x1FFFF;
  30. return (opcode == SD_IO_RW_EXTENDED ||
  31. (opcode == SD_IO_RW_DIRECT &&
  32. !(addr == SDIO_CCCR_ABORT || addr == SDIO_CCCR_SUSPEND)));
  33. }
  34. #endif