1 #ifndef __VIDEO_SH_MOBILE_MERAM_H__
2 #define __VIDEO_SH_MOBILE_MERAM_H__
4 /* For sh_mobile_meram_info.addr_mode */
6 SH_MOBILE_MERAM_MODE0 = 0,
11 SH_MOBILE_MERAM_PF_NV = 0,
12 SH_MOBILE_MERAM_PF_RGB,
13 SH_MOBILE_MERAM_PF_NV24
17 struct sh_mobile_meram_priv;
20 * struct sh_mobile_meram_info - MERAM platform data
21 * @reserved_icbs: Bitmask of reserved ICBs (for instance used through UIO)
23 struct sh_mobile_meram_info {
26 struct sh_mobile_meram_priv *priv;
27 struct platform_device *pdev;
31 struct sh_mobile_meram_icb_cfg {
32 unsigned int meram_size; /* MERAM Buffer Size to use */
35 struct sh_mobile_meram_cfg {
36 struct sh_mobile_meram_icb_cfg icb[2];
39 #if defined(CONFIG_FB_SH_MOBILE_MERAM) || \
40 defined(CONFIG_FB_SH_MOBILE_MERAM_MODULE)
41 unsigned long sh_mobile_meram_alloc(struct sh_mobile_meram_info *meram_dev,
43 void sh_mobile_meram_free(struct sh_mobile_meram_info *meram_dev,
44 unsigned long mem, size_t size);
45 void *sh_mobile_meram_cache_alloc(struct sh_mobile_meram_info *dev,
46 const struct sh_mobile_meram_cfg *cfg,
47 unsigned int xres, unsigned int yres,
48 unsigned int pixelformat,
50 void sh_mobile_meram_cache_free(struct sh_mobile_meram_info *dev, void *data);
51 void sh_mobile_meram_cache_update(struct sh_mobile_meram_info *dev, void *data,
52 unsigned long base_addr_y,
53 unsigned long base_addr_c,
54 unsigned long *icb_addr_y,
55 unsigned long *icb_addr_c);
57 static inline unsigned long
58 sh_mobile_meram_alloc(struct sh_mobile_meram_info *meram_dev, size_t size)
64 sh_mobile_meram_free(struct sh_mobile_meram_info *meram_dev,
65 unsigned long mem, size_t size)
70 sh_mobile_meram_cache_alloc(struct sh_mobile_meram_info *dev,
71 const struct sh_mobile_meram_cfg *cfg,
72 unsigned int xres, unsigned int yres,
73 unsigned int pixelformat,
76 return ERR_PTR(-ENODEV);
80 sh_mobile_meram_cache_free(struct sh_mobile_meram_info *dev, void *data)
85 sh_mobile_meram_cache_update(struct sh_mobile_meram_info *dev, void *data,
86 unsigned long base_addr_y,
87 unsigned long base_addr_c,
88 unsigned long *icb_addr_y,
89 unsigned long *icb_addr_c)
94 #endif /* __VIDEO_SH_MOBILE_MERAM_H__ */