[deliverable/linux.git] / drivers / mmc / host / s3cmci.h

/*
 *  linux/drivers/mmc/s3cmci.h - Samsung S3C MCI driver
 *
 *  Copyright (C) 2004-2006 Thomas Kleffel, All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

enum s3cmci_waitfor {
	COMPLETION_NONE,
	COMPLETION_FINALIZE,
	COMPLETION_CMDSENT,
	COMPLETION_RSPFIN,
	COMPLETION_XFERFINISH,
	COMPLETION_XFERFINISH_RSPFIN,
};

struct s3cmci_host {
	struct platform_device	*pdev;
	struct s3c24xx_mci_pdata *pdata;
	struct mmc_host		*mmc;
	struct resource		*mem;
	struct clk		*clk;
	void __iomem		*base;
	int			irq;
	int			irq_cd;
	struct dma_chan		*dma;

	unsigned long		clk_rate;
	unsigned long		clk_div;
	unsigned long		real_rate;
	u8			prescaler;

	int			is2440;
	unsigned		sdiimsk;
	unsigned		sdidata;

	bool			irq_disabled;
	bool			irq_enabled;
	bool			irq_state;
	int			sdio_irqen;

	struct mmc_request	*mrq;
	int			cmd_is_stop;

	spinlock_t		complete_lock;
	enum s3cmci_waitfor	complete_what;

	int			dma_complete;

	u32			pio_sgptr;
	u32			pio_bytes;
	u32			pio_count;
	u32			*pio_ptr;
#define XFER_NONE 0
#define XFER_READ 1
#define XFER_WRITE 2
	u32			pio_active;

	int			bus_width;

	char 			dbgmsg_cmd[301];
	char 			dbgmsg_dat[301];
	char			*status;

	unsigned int		ccnt, dcnt;
	struct tasklet_struct	pio_tasklet;

#ifdef CONFIG_DEBUG_FS
	struct dentry		*debug_root;
	struct dentry		*debug_state;
	struct dentry		*debug_regs;
#endif

#ifdef CONFIG_ARM_S3C24XX_CPUFREQ
	struct notifier_block	freq_transition;
#endif
};
Commit	Line	Data
be518018 TK	1	/*
	2	* linux/drivers/mmc/s3cmci.h - Samsung S3C MCI driver
	3	*
	4	* Copyright (C) 2004-2006 Thomas Kleffel, All Rights Reserved.
	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 version 2 as
	8	* published by the Free Software Foundation.
	9	*/
	10
be518018 TK	11	enum s3cmci_waitfor {
	12	COMPLETION_NONE,
	13	COMPLETION_FINALIZE,
	14	COMPLETION_CMDSENT,
	15	COMPLETION_RSPFIN,
	16	COMPLETION_XFERFINISH,
	17	COMPLETION_XFERFINISH_RSPFIN,
	18	};
	19
	20	struct s3cmci_host {
	21	struct platform_device *pdev;
edb5a98e	22	struct s3c24xx_mci_pdata *pdata;
be518018 TK	23	struct mmc_host *mmc;
	24	struct resource *mem;
	25	struct clk *clk;
	26	void __iomem *base;
	27	int irq;
	28	int irq_cd;
b45e4b50	29	struct dma_chan *dma;
be518018 TK	30
	31	unsigned long clk_rate;
	32	unsigned long clk_div;
	33	unsigned long real_rate;
	34	u8 prescaler;
	35
	36	int is2440;
	37	unsigned sdiimsk;
	38	unsigned sdidata;
be518018	39
c2258893 BD	40	bool irq_disabled;
	41	bool irq_enabled;
	42	bool irq_state;
	43	int sdio_irqen;
	44
be518018 TK	45	struct mmc_request *mrq;
	46	int cmd_is_stop;
	47
	48	spinlock_t complete_lock;
	49	enum s3cmci_waitfor complete_what;
	50
	51	int dma_complete;
	52
	53	u32 pio_sgptr;
088a78af	54	u32 pio_bytes;
be518018 TK	55	u32 pio_count;
	56	u32 *pio_ptr;
	57	#define XFER_NONE 0
	58	#define XFER_READ 1
	59	#define XFER_WRITE 2
	60	u32 pio_active;
	61
	62	int bus_width;
	63
	64	char dbgmsg_cmd[301];
	65	char dbgmsg_dat[301];
	66	char *status;
	67
	68	unsigned int ccnt, dcnt;
	69	struct tasklet_struct pio_tasklet;
f87e6d00	70
9bdd203b BD	71	#ifdef CONFIG_DEBUG_FS
	72	struct dentry *debug_root;
	73	struct dentry *debug_state;
	74	struct dentry *debug_regs;
	75	#endif
	76
39f80bcb	77	#ifdef CONFIG_ARM_S3C24XX_CPUFREQ
f87e6d00	78	struct notifier_block freq_transition;
f87e6d00	79	#endif
be518018	80	};