From: Ville Syrjälä <ville.syrj...@linux.intel.com>
CHV was forgotten the intel_{dp,hdmi}_prepare() were introduced (or the
chv patches were still in flight?). Call these when enabling the ports.
Things tend to work much better when we actually write something
to the port registers :)
Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
---
drivers/gpu/drm/i915/intel_dp.c | 2 ++
drivers/gpu/drm/i915/intel_hdmi.c | 2 ++
2 files changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index b5ec489..e272f92 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -2197,6 +2197,8 @@ static void chv_dp_pre_pll_enable(struct intel_encoder
*encoder)
enum pipe pipe = intel_crtc->pipe;
u32 val;
+ intel_dp_prepare(encoder);
+
mutex_lock(&dev_priv->dpio_lock);
/* program left/right clock distribution */
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c
b/drivers/gpu/drm/i915/intel_hdmi.c
index 2422413..c9d77d3 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1240,6 +1240,8 @@ static void chv_hdmi_pre_pll_enable(struct intel_encoder
*encoder)
enum pipe pipe = intel_crtc->pipe;
u32 val;
+ intel_hdmi_prepare(encoder);
+
mutex_lock(&dev_priv->dpio_lock);
/* program left/right clock distribution */
--
1.8.5.5
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