drm/radeon/kms: move clock/pcie setting callbacks into pm struct

tidy up radeon_asic struct.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König<christian.koenig@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Reviewed-by: Jerome Glisse <jglisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 5d72604..cee3c8a 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -450,7 +450,7 @@
 	/* set pcie lanes */
 	if ((rdev->flags & RADEON_IS_PCIE) &&
 	    !(rdev->flags & RADEON_IS_IGP) &&
-	    rdev->asic->set_pcie_lanes &&
+	    rdev->asic->pm.set_pcie_lanes &&
 	    (ps->pcie_lanes !=
 	     rdev->pm.power_state[rdev->pm.current_power_state_index].pcie_lanes)) {
 		radeon_set_pcie_lanes(rdev,