sh_mobile_meram.h
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#ifndef __VIDEO_SH_MOBILE_MERAM_H__
#define __VIDEO_SH_MOBILE_MERAM_H__
/* For sh_mobile_meram_info.addr_mode */
enum {
SH_MOBILE_MERAM_MODE0 = 0,
SH_MOBILE_MERAM_MODE1
};
enum {
SH_MOBILE_MERAM_PF_NV = 0,
SH_MOBILE_MERAM_PF_RGB,
SH_MOBILE_MERAM_PF_NV24
};
struct sh_mobile_meram_priv;
struct sh_mobile_meram_ops;
struct sh_mobile_meram_info {
int addr_mode;
struct sh_mobile_meram_ops *ops;
struct sh_mobile_meram_priv *priv;
struct platform_device *pdev;
};
/* icb config */
struct sh_mobile_meram_icb {
int marker_icb; /* ICB # for Marker ICB */
int cache_icb; /* ICB # for Cache ICB */
int meram_offset; /* MERAM Buffer Offset to use */
int meram_size; /* MERAM Buffer Size to use */
int cache_unit; /* bytes to cache per ICB */
};
struct sh_mobile_meram_cfg {
struct sh_mobile_meram_icb icb[2];
int pixelformat;
int current_reg;
};
struct module;
struct sh_mobile_meram_ops {
struct module *module;
/* register usage of meram */
int (*meram_register)(struct sh_mobile_meram_info *meram_dev,
struct sh_mobile_meram_cfg *cfg,
int xres, int yres, int pixelformat,
unsigned long base_addr_y,
unsigned long base_addr_c,
unsigned long *icb_addr_y,
unsigned long *icb_addr_c, int *pitch);
/* unregister usage of meram */
int (*meram_unregister)(struct sh_mobile_meram_info *meram_dev,
struct sh_mobile_meram_cfg *cfg);
/* update meram settings */
int (*meram_update)(struct sh_mobile_meram_info *meram_dev,
struct sh_mobile_meram_cfg *cfg,
unsigned long base_addr_y,
unsigned long base_addr_c,
unsigned long *icb_addr_y,
unsigned long *icb_addr_c);
};
#endif /* __VIDEO_SH_MOBILE_MERAM_H__ */