ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST 448 drivers/gpu/drm/amd/amdgpu/amdgpu_acpi.c if ((req.pending & ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST) && ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST 386 drivers/gpu/drm/radeon/radeon_acpi.c if (req.pending & ATIF_PANEL_BRIGHTNESS_CHANGE_REQUEST) {