drm/radeon: track whether the GPU controls the backlight (v2)

[profile/ivi/kernel-adaptation-intel-automotive.git] / drivers / gpu / drm / radeon / radeon_atombios.c

diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index d67d4f3..e368b30 100644 (file)
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -1254,6 +1254,10 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
                if (rdev->clock.max_pixel_clock == 0)
                        rdev->clock.max_pixel_clock = 40000;
 
+               /* not technically a clock, but... */
+               rdev->mode_info.firmware_flags =
+                       le16_to_cpu(firmware_info->info.usFirmwareCapability.susAccess);
+
                return true;
        }