drm_buf_info
#define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, struct drm_buf_info)
typedef struct drm_buf_info drm_buf_info_t;
#define DRM_IOCTL_INFO_BUFS DRM_IOWR(0x18, struct drm_buf_info)
typedef struct drm_buf_info drm_buf_info_t;