ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST_SUPPORTED 137 drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c n->brightness_change = mask & ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST_SUPPORTED; ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST_SUPPORTED 171 drivers/gpu/drm/radeon/radeon_acpi.c n->brightness_change = mask & ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST_SUPPORTED;