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 12 #ifndef _MMC_SDIO_OPS_H 13 #define _MMC_SDIO_OPS_H 14 15 #include <linux/types.h> 16 #include <linux/mmc/sdio.h> 17 18 struct mmc_host; 19 struct mmc_card; 20 struct work_struct; 21 22 int mmc_send_io_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr); 23 int mmc_io_rw_direct(struct mmc_card *card, int write, unsigned fn, 24 unsigned addr, u8 in, u8* out); 25 int mmc_io_rw_extended(struct mmc_card *card, int write, unsigned fn, 26 unsigned addr, int incr_addr, u8 *buf, unsigned blocks, unsigned blksz); 27 int sdio_reset(struct mmc_host *host); 28 unsigned int mmc_align_data_size(struct mmc_card *card, unsigned int sz); 29 void sdio_irq_work(struct work_struct *work); 30 31 static inline bool sdio_is_io_busy(u32 opcode, u32 arg) 32 { 33 u32 addr; 34 35 addr = (arg >> 9) & 0x1FFFF; 36 37 return (opcode == SD_IO_RW_EXTENDED || 38 (opcode == SD_IO_RW_DIRECT && 39 !(addr == SDIO_CCCR_ABORT || addr == SDIO_CCCR_SUSPEND))); 40 } 41 42 #endif 43 44