mirror of https://gitee.com/openkylin/linux.git
42 lines
928 B
C
42 lines
928 B
C
#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__ */
|