Extern or forward variable declaration drivers/gpu/drm/exynos/exynos_drm_drv.h, line 26 [usage...] drivers/gpu/drm/i915/display/intel_atomic.h, line 15 [usage...] drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h, line 18 [usage...] drivers/gpu/drm/sun4i/sunxi_engine.h, line 11 [usage...] drivers/gpu/drm/tidss/tidss_dispc.h, line 14 [usage...] include/drm/drm_atomic_state_helper.h, line 32 [usage...] include/drm/drm_atomic_uapi.h, line 32 [usage...] Structure include/drm/drm_crtc.h, line 99 [usage...]