include/video/sh_mobile_meram.h

   1 #ifndef __VIDEO_SH_MOBILE_MERAM_H__
   2 #define __VIDEO_SH_MOBILE_MERAM_H__
   3
   4 /* For sh_mobile_meram_info.addr_mode */
   5 enum {
   6         SH_MOBILE_MERAM_MODE0 = 0,
   7         SH_MOBILE_MERAM_MODE1
   8 };
   9
  10 enum {
  11         SH_MOBILE_MERAM_PF_NV = 0,
  12         SH_MOBILE_MERAM_PF_RGB,
  13         SH_MOBILE_MERAM_PF_NV24
  14 };
  15
  16
  17 struct sh_mobile_meram_priv;
  18 struct sh_mobile_meram_ops;
  19
  20 struct sh_mobile_meram_info {
  21         int                             addr_mode;
  22         struct sh_mobile_meram_ops      *ops;
  23         struct sh_mobile_meram_priv     *priv;
  24         struct platform_device          *pdev;
  25 };
  26
  27 /* icb config */
  28 struct sh_mobile_meram_icb_cfg {
  29         unsigned int marker_icb;        /* ICB # for Marker ICB */
  30         unsigned int cache_icb;         /* ICB # for Cache ICB */
  31         unsigned int meram_offset;      /* MERAM Buffer Offset to use */
  32         unsigned int meram_size;        /* MERAM Buffer Size to use */
  33 };
  34
  35 struct sh_mobile_meram_cfg {
  36         struct sh_mobile_meram_icb_cfg icb[2];
  37 };
  38
  39 struct module;
  40 struct sh_mobile_meram_ops {
  41         struct module   *module;
  42         /* register usage of meram */
  43         int (*meram_register)(struct sh_mobile_meram_info *meram_dev,
  44                               const struct sh_mobile_meram_cfg *cfg,
  45                               unsigned int xres, unsigned int yres,
  46                               unsigned int pixelformat,
  47                               unsigned long base_addr_y,
  48                               unsigned long base_addr_c,
  49                               unsigned long *icb_addr_y,
  50                               unsigned long *icb_addr_c,
  51                               unsigned int *pitch);
  52
  53         /* unregister usage of meram */
  54         int (*meram_unregister)(struct sh_mobile_meram_info *meram_dev,
  55                                 const struct sh_mobile_meram_cfg *cfg);
  56
  57         /* update meram settings */
  58         int (*meram_update)(struct sh_mobile_meram_info *meram_dev,
  59                             const struct sh_mobile_meram_cfg *cfg,
  60                             unsigned long base_addr_y,
  61                             unsigned long base_addr_c,
  62                             unsigned long *icb_addr_y,
  63                             unsigned long *icb_addr_c);
  64 };
  65
  66 #endif /* __VIDEO_SH_MOBILE_MERAM_H__  */