Extern or forward variable declaration at include/media/cec-notifier.h, line 15 References: drivers/gpu/drm/exynos/exynos_hdmi.c, line 119 drivers/gpu/drm/exynos/exynos_hdmi.c, line 776 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1576 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1590 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1620 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1637 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1695 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1720 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1758 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1783 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1843 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1843 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1877 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1877 drivers/gpu/drm/exynos/exynos_hdmi.c, line 1958 drivers/gpu/drm/exynos/exynos_hdmi.c, line 2097 drivers/gpu/drm/exynos/exynos_hdmi.c, line 2106 drivers/gpu/drm/i915/display/icl_dsi.c, line 99 drivers/gpu/drm/i915/display/icl_dsi.c, line 1206 drivers/gpu/drm/i915/display/intel_audio.c, line 996 drivers/gpu/drm/i915/display/intel_audio.c, line 1027 drivers/gpu/drm/i915/display/intel_audio.c, line 1040 drivers/gpu/drm/i915/display/intel_audio.c, line 1072 drivers/gpu/drm/i915/display/intel_audio.c, line 1133 drivers/gpu/drm/i915/display/intel_audio.c, line 1171 drivers/gpu/drm/i915/display/intel_audio.c, line 1212 drivers/gpu/drm/i915/display/intel_audio.c, line 1213 drivers/gpu/drm/i915/display/intel_audio.c, line 1239 drivers/gpu/drm/i915/display/intel_audio.c, line 1240 drivers/gpu/drm/i915/display/intel_quirks.c, line 63 drivers/gpu/drm/i915/display/intel_quirks.c, line 203 drivers/gpu/drm/i915/display/intel_quirks.c, line 203 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2647 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2751 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2759 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2765 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2768 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2791 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2848 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2855 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2867 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2870 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2884 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2892 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2903 drivers/gpu/drm/i915/display/intel_sdvo.c, line 2906 drivers/gpu/drm/i915/display/intel_vdsc.c, line 1072