drm/i915: Limit CHV max cdclk
Limit CHV maximum cdclk to 320MHz.
v2: Rebase to the latest
v3: Clean up of if-else tree
Signed-off-by: Mika Kahola <mika.kahola@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index a806f15..3f48917 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -5271,6 +5271,8 @@
dev_priv->max_cdclk_freq = 540000;
else
dev_priv->max_cdclk_freq = 675000;
+ } else if (IS_CHERRYVIEW(dev)) {
+ dev_priv->max_cdclk_freq = 320000;
} else if (IS_VALLEYVIEW(dev)) {
dev_priv->max_cdclk_freq = 400000;
} else {