| Message ID | 1253343249-12008-3-git-send-email-zhenyuw@linux.intel.com (mailing list archive) |
|---|---|
| State | Accepted |
| Headers | show |
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c index 1e28c16..4337414 100644 --- a/drivers/gpu/drm/i915/intel_bios.c +++ b/drivers/gpu/drm/i915/intel_bios.c @@ -217,6 +217,9 @@ parse_general_features(struct drm_i915_private *dev_priv, if (IS_I85X(dev_priv->dev)) dev_priv->lvds_ssc_freq = general->ssc_freq ? 66 : 48; + else if (IS_IGDNG(dev_priv->dev)) + dev_priv->lvds_ssc_freq = + general->ssc_freq ? 100 : 120; else dev_priv->lvds_ssc_freq = general->ssc_freq ? 100 : 96;
IGDNG LVDS SSC uses 120Mhz freq. This fixes one 1600x900 LVDS panel black issue on IGDNG with SSC enabled. Cc: Stable Team <stable@kernel.org> Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com> --- drivers/gpu/drm/i915/intel_bios.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-)