[deliverable/linux.git] / drivers / video / sh_mobile_meram.h

#ifndef __sh_mobile_meram_h__
#define __sh_mobile_meram_h__

#include <linux/mutex.h>
#include <video/sh_mobile_meram.h>

/*
 * MERAM private
 */

#define MERAM_ICB_Y 0x1
#define MERAM_ICB_C 0x2

/* MERAM cache size */
#define SH_MOBILE_MERAM_ICB_NUM		32

#define SH_MOBILE_MERAM_CACHE_OFFSET(p)	((p) >> 16)
#define SH_MOBILE_MERAM_CACHE_SIZE(p)	((p) & 0xffff)

struct sh_mobile_meram_priv {
	void __iomem	*base;
	struct mutex	lock;
	unsigned long	used_icb;
	int		used_meram_cache_regions;
	unsigned long	used_meram_cache[SH_MOBILE_MERAM_ICB_NUM];
};

int sh_mobile_meram_alloc_icb(const struct sh_mobile_meram_cfg *cfg,
		   int xres,
		   int yres,
		   unsigned int base_addr,
		   int yuv_mode,
		   int *marker_icb,
		   int *out_pitch);

void sh_mobile_meram_free_icb(int marker_icb);

#define SH_MOBILE_MERAM_START(ind, ab) \
	(0xC0000000 | ((ab & 0x1) << 23) | ((ind & 0x1F) << 24))

#endif /* !__sh_mobile_meram_h__ */
Commit	Line	Data
7caa4342 D	1	#ifndef __sh_mobile_meram_h__
	2	#define __sh_mobile_meram_h__
	3
	4	#include <linux/mutex.h>
	5	#include <video/sh_mobile_meram.h>
	6
	7	/*
	8	* MERAM private
	9	*/
	10
	11	#define MERAM_ICB_Y 0x1
	12	#define MERAM_ICB_C 0x2
	13
	14	/* MERAM cache size */
	15	#define SH_MOBILE_MERAM_ICB_NUM 32
	16
	17	#define SH_MOBILE_MERAM_CACHE_OFFSET(p) ((p) >> 16)
	18	#define SH_MOBILE_MERAM_CACHE_SIZE(p) ((p) & 0xffff)
	19
	20	struct sh_mobile_meram_priv {
	21	void __iomem *base;
	22	struct mutex lock;
	23	unsigned long used_icb;
	24	int used_meram_cache_regions;
	25	unsigned long used_meram_cache[SH_MOBILE_MERAM_ICB_NUM];
	26	};
	27
	28	int sh_mobile_meram_alloc_icb(const struct sh_mobile_meram_cfg *cfg,
	29	int xres,
	30	int yres,
	31	unsigned int base_addr,
	32	int yuv_mode,
	33	int *marker_icb,
	34	int *out_pitch);
	35
	36	void sh_mobile_meram_free_icb(int marker_icb);
	37
	38	#define SH_MOBILE_MERAM_START(ind, ab) \
	39	(0xC0000000 \| ((ab & 0x1) << 23) \| ((ind & 0x1F) << 24))
	40
	41	#endif /* !__sh_mobile_meram_h__ */