radeon: only enable dynclks if asked for

1 files changed, 15 insertions, 11 deletions

diff --git a/shared-core/radeon_cp.c b/shared-core/radeon_cp.c
index 942ccc51..3f8f0c94 100644
--- a/shared-core/radeon_cp.c
+++ b/shared-core/radeon_cp.c
@@ -2601,19 +2601,23 @@ int radeon_static_clocks_init(struct drm_device *dev)
 {
 	drm_radeon_private_t *dev_priv = dev->dev_private;
 
-	if (dev_priv->chip_family == CHIP_RS400 ||
-	    dev_priv->chip_family == CHIP_RS480)
-		radeon_dynclks = 0;
-
-	if ((dev_priv->flags & RADEON_IS_MOBILITY) && !radeon_is_avivo(dev_priv)) {
-		radeon_set_dynamic_clock(dev, radeon_dynclks);
-	} else if (radeon_is_avivo(dev_priv)) {
-		if (radeon_dynclks) {
-			radeon_atom_static_pwrmgt_setup(dev, 1);
-			radeon_atom_dyn_clk_setup(dev, 1);
+	if (radeon_dynclks != -1) {
+
+		if (dev_priv->chip_family == CHIP_RS400 ||
+		    dev_priv->chip_family == CHIP_RS480)
+			radeon_dynclks = 0;
+
+		if ((dev_priv->flags & RADEON_IS_MOBILITY) && !radeon_is_avivo(dev_priv)) {
+			radeon_set_dynamic_clock(dev, radeon_dynclks);
+		} else if (radeon_is_avivo(dev_priv)) {
+			if (radeon_dynclks) {
+				radeon_atom_static_pwrmgt_setup(dev, 1);
+				radeon_atom_dyn_clk_setup(dev, 1);
+			}
 		}
 	}
-	radeon_force_some_clocks(dev);
+	if (radeon_is_r300(dev_priv) || radeon_is_rv100(dev_priv))
+		radeon_force_some_clocks(dev);
 	return 0;
 }