From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
On CHV pipe C can driver only port D, and pipes A and B can drivbe only
ports B and C. Configure the crtc_mask appropriately to reflect that.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/intel_dp.c | 8 +++++++-
drivers/gpu/drm/i915/intel_hdmi.c | 8 +++++++-
2 files changed, 14 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 21ac845..6ae4d28 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -4070,7 +4070,13 @@ intel_dp_init(struct drm_device *dev, int output_reg, enum port port)
intel_dig_port->dp.output_reg = output_reg;
intel_encoder->type = INTEL_OUTPUT_DISPLAYPORT;
- intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
+ if (IS_CHERRYVIEW(dev)) {
+ if (port == PORT_D)
+ intel_encoder->crtc_mask = 1 << 2;
+ else
+ intel_encoder->crtc_mask = (1 << 0) | (1 << 1);
+ } else
+ intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
intel_encoder->cloneable = 0;
intel_encoder->hot_plug = intel_dp_hot_plug;
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 9f868f4..349374b 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1426,7 +1426,13 @@ void intel_hdmi_init(struct drm_device *dev, int hdmi_reg, enum port port)
}
intel_encoder->type = INTEL_OUTPUT_HDMI;
- intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
+ if (IS_CHERRYVIEW(dev)) {
+ if (port == PORT_D)
+ intel_encoder->crtc_mask = 1 << 2;
+ else
+ intel_encoder->crtc_mask = (1 << 0) | (1 << 1);
+ } else
+ intel_encoder->crtc_mask = (1 << 0) | (1 << 1) | (1 << 2);
intel_encoder->cloneable = 1 << INTEL_OUTPUT_ANALOG;
/*
* BSpec is unclear about HDMI+HDMI cloning on g4x, but it seems
--
1.8.3.2
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