drm/radeon/kms: minor pm cleanups

- remove non_clock_info struct
- track power state misc flags

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index cc27979..35a5d48 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -234,7 +234,7 @@
 		 rdev->pm.power_state[rdev->pm.requested_power_state_index].
 		 clock_info[rdev->pm.requested_clock_mode_index].mclk,
 		 rdev->pm.power_state[rdev->pm.requested_power_state_index].
-		 non_clock_info.pcie_lanes);
+		 pcie_lanes);
 }
 
 void r600_set_power_state(struct radeon_device *rdev)