arch/arm/mach-mt8127/include/mach/camera_sysram.h

   1 #ifndef CAMERA_SYSRAM_H
   2 #define CAMERA_SYSRAM_H
   3 //-----------------------------------------------------------------------------
   4 #define SYSRAM_DEV_NAME     "camera-sysram"
   5 #define SYSRAM_MAGIC_NO     'p'
   6 //-----------------------------------------------------------------------------
   7 typedef enum
   8 {
   9     SYSRAM_USER_VIDO,
  10     SYSRAM_USER_GDMA,
  11     SYSRAM_USER_SW_FD,
  12     SYSRAM_USER_AMOUNT,
  13     SYSRAM_USER_NONE
  14 }SYSRAM_USER_ENUM;
  15 //
  16 typedef struct
  17 {
  18     unsigned long       Alignment;
  19     unsigned long       Size;
  20     SYSRAM_USER_ENUM    User;
  21     unsigned long       Addr; // In/Out : address
  22     unsigned long       TimeoutMS; // In : millisecond
  23 }SYSRAM_ALLOC_STRUCT;
  24 //
  25 typedef enum
  26 {
  27     SYSRAM_CMD_ALLOC,
  28     SYSRAM_CMD_FREE,
  29     SYSRAM_CMD_DUMP
  30 }SYSRAM_CMD_ENUM;
  31 //-----------------------------------------------------------------------------
  32 #define SYSRAM_ALLOC    _IOWR(  SYSRAM_MAGIC_NO,    SYSRAM_CMD_ALLOC,   SYSRAM_ALLOC_STRUCT)
  33 #define SYSRAM_FREE     _IOWR(  SYSRAM_MAGIC_NO,    SYSRAM_CMD_FREE,    SYSRAM_USER_ENUM)
  34 #define SYSRAM_DUMP     _IO(    SYSRAM_MAGIC_NO,    SYSRAM_CMD_DUMP)
  35 //-----------------------------------------------------------------------------
  36 #endif
  37