#define I965_MC_STATIC_BUFFER_SIZE	(1024*512)
#define I965_MAX_SURFACES		12
struct _i830_memory;
struct  drm_memory_block {
    struct 		_i830_memory *buffer;
    drm_handle_t 	handle;
    drmAddress 		ptr;
    size_t 		size;
    unsigned long 	offset;
};

struct i965_xvmc_surface {
    int			w, h;
    unsigned int 	no;
    void 		*handle; 
    dri_bo		*bo;
};

struct i965_xvmc_context {
    struct 	_intel_xvmc_common comm;
    struct 	drm_memory_block static_buffer;
    struct 	drm_memory_block blocks;
    struct 	drm_memory_block slice;
    struct 	i965_xvmc_surface *surfaces[I965_MAX_SURFACES];
    unsigned    int is_g4x:1;
    unsigned    int is_965_q:1;
};