Eric Lee / smarc-fsl-linux-kernel

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include/video/sh_mobile_meram.h 1.69 KB
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7caa4342c   Damian Hobson-Garcia   sh_mobile_meram: ... 
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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,
3fedd2ac7   Damian Hobson-Garcia   sh_mobile_meram: ... 
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  	SH_MOBILE_MERAM_PF_RGB,
  	SH_MOBILE_MERAM_PF_NV24
7caa4342c   Damian Hobson-Garcia   sh_mobile_meram: ... 
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  };
  
  
  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__  */