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94 lines
2.4 KiB
94 lines
2.4 KiB
#ifndef __VIDEO_SH_MOBILE_MERAM_H__ |
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#define __VIDEO_SH_MOBILE_MERAM_H__ |
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/* For sh_mobile_meram_info.addr_mode */ |
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enum { |
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SH_MOBILE_MERAM_MODE0 = 0, |
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SH_MOBILE_MERAM_MODE1 |
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}; |
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enum { |
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SH_MOBILE_MERAM_PF_NV = 0, |
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SH_MOBILE_MERAM_PF_RGB, |
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SH_MOBILE_MERAM_PF_NV24 |
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}; |
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struct sh_mobile_meram_priv; |
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/* |
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* struct sh_mobile_meram_info - MERAM platform data |
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* @reserved_icbs: Bitmask of reserved ICBs (for instance used through UIO) |
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*/ |
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struct sh_mobile_meram_info { |
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int addr_mode; |
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u32 reserved_icbs; |
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struct sh_mobile_meram_priv *priv; |
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struct platform_device *pdev; |
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}; |
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/* icb config */ |
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struct sh_mobile_meram_icb_cfg { |
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unsigned int meram_size; /* MERAM Buffer Size to use */ |
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}; |
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struct sh_mobile_meram_cfg { |
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struct sh_mobile_meram_icb_cfg icb[2]; |
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}; |
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#if defined(CONFIG_FB_SH_MOBILE_MERAM) || \ |
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defined(CONFIG_FB_SH_MOBILE_MERAM_MODULE) |
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unsigned long sh_mobile_meram_alloc(struct sh_mobile_meram_info *meram_dev, |
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size_t size); |
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void sh_mobile_meram_free(struct sh_mobile_meram_info *meram_dev, |
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unsigned long mem, size_t size); |
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void *sh_mobile_meram_cache_alloc(struct sh_mobile_meram_info *dev, |
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const struct sh_mobile_meram_cfg *cfg, |
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unsigned int xres, unsigned int yres, |
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unsigned int pixelformat, |
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unsigned int *pitch); |
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void sh_mobile_meram_cache_free(struct sh_mobile_meram_info *dev, void *data); |
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void sh_mobile_meram_cache_update(struct sh_mobile_meram_info *dev, void *data, |
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unsigned long base_addr_y, |
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unsigned long base_addr_c, |
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unsigned long *icb_addr_y, |
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unsigned long *icb_addr_c); |
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#else |
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static inline unsigned long |
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sh_mobile_meram_alloc(struct sh_mobile_meram_info *meram_dev, size_t size) |
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{ |
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return 0; |
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} |
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static inline void |
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sh_mobile_meram_free(struct sh_mobile_meram_info *meram_dev, |
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unsigned long mem, size_t size) |
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{ |
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} |
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static inline void * |
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sh_mobile_meram_cache_alloc(struct sh_mobile_meram_info *dev, |
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const struct sh_mobile_meram_cfg *cfg, |
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unsigned int xres, unsigned int yres, |
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unsigned int pixelformat, |
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unsigned int *pitch) |
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{ |
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return ERR_PTR(-ENODEV); |
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} |
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static inline void |
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sh_mobile_meram_cache_free(struct sh_mobile_meram_info *dev, void *data) |
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{ |
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} |
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static inline void |
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sh_mobile_meram_cache_update(struct sh_mobile_meram_info *dev, void *data, |
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unsigned long base_addr_y, |
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unsigned long base_addr_c, |
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unsigned long *icb_addr_y, |
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unsigned long *icb_addr_c) |
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{ |
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} |
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#endif |
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#endif /* __VIDEO_SH_MOBILE_MERAM_H__ */
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