drm/radeon: fix multi-head power profile stability on BTC+ asics
vddci needs to track mclk for multi-head.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
index 0bfa656..338fd6a 100644
--- a/drivers/gpu/drm/radeon/radeon_pm.c
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -169,7 +169,7 @@
/* starting with BTC, there is one state that is used for both
* MH and SH. Difference is that we always use the high clock index for
- * mclk.
+ * mclk and vddci.
*/
if ((rdev->pm.pm_method == PM_METHOD_PROFILE) &&
(rdev->family >= CHIP_BARTS) &&