From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
On CHV the GMBUS port for port D is different from other gmch platforms
which have port D. Fix it up.
Signed-off-by: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_reg.h | 1 +
drivers/gpu/drm/i915/intel_hdmi.c | 5 ++++-
2 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 3831d84..92de47b 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1389,6 +1389,7 @@ enum punit_power_well {
#define GMBUS_PORT_SSC 1
#define GMBUS_PORT_VGADDC 2
#define GMBUS_PORT_PANEL 3
+#define GMBUS_PORT_DPD_CHV 3 /* HDMID_CHV */
#define GMBUS_PORT_DPC 4 /* HDMIC */
#define GMBUS_PORT_DPB 5 /* SDVO, HDMIB */
#define GMBUS_PORT_DPD 6 /* HDMID */
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 349374b..ba57edd 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1339,7 +1339,10 @@ void intel_hdmi_init_connector(struct intel_digital_port *intel_dig_port,
intel_encoder->hpd_pin = HPD_PORT_C;
break;
case PORT_D:
- intel_hdmi->ddc_bus = GMBUS_PORT_DPD;
+ if (IS_CHERRYVIEW(dev))
+ intel_hdmi->ddc_bus = GMBUS_PORT_DPD_CHV;
+ else
+ intel_hdmi->ddc_bus = GMBUS_PORT_DPD;
intel_encoder->hpd_pin = HPD_PORT_D;
break;
case PORT_A:
--
1.8.3.2
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