Symbol: drm_mode_fb_dirty_cmd
sys/dev/pci/drm/drm_framebuffer.c
716
struct drm_mode_fb_dirty_cmd *r = data;
sys/dev/pci/drm/include/uapi/drm/drm.h
1234
#define DRM_IOCTL_MODE_DIRTYFB DRM_IOWR(0xB1, struct drm_mode_fb_dirty_cmd)