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-rw-r--r--drivers/gpu/drm/i915/i915_reg.h1
-rw-r--r--drivers/gpu/drm/i915/intel_ddi.c7
2 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 1310caaaafd..97f00fb5307 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -4302,6 +4302,7 @@
/* Those bits are ignored by pipe EDP since it can only connect to DDI A */
#define PIPE_DDI_PORT_MASK (7<<28)
#define PIPE_DDI_SELECT_PORT(x) ((x)<<28)
+#define PIPE_DDI_MODE_SELECT_MASK (7<<24)
#define PIPE_DDI_MODE_SELECT_HDMI (0<<24)
#define PIPE_DDI_MODE_SELECT_DVI (1<<24)
#define PIPE_DDI_MODE_SELECT_DP_SST (2<<24)
diff --git a/drivers/gpu/drm/i915/intel_ddi.c b/drivers/gpu/drm/i915/intel_ddi.c
index 32604ac8020..0d7acd76c1b 100644
--- a/drivers/gpu/drm/i915/intel_ddi.c
+++ b/drivers/gpu/drm/i915/intel_ddi.c
@@ -726,13 +726,18 @@ void intel_ddi_mode_set(struct drm_encoder *encoder,
temp = I915_READ(DDI_FUNC_CTL(pipe));
temp &= ~PIPE_DDI_PORT_MASK;
temp &= ~PIPE_DDI_BPC_12;
+ temp &= ~PIPE_DDI_MODE_SELECT_MASK;
temp |= PIPE_DDI_SELECT_PORT(port) |
- PIPE_DDI_MODE_SELECT_HDMI |
((intel_crtc->bpp > 24) ?
PIPE_DDI_BPC_12 :
PIPE_DDI_BPC_8) |
PIPE_DDI_FUNC_ENABLE;
+ if (intel_hdmi->has_hdmi_sink)
+ temp |= PIPE_DDI_MODE_SELECT_HDMI;
+ else
+ temp |= PIPE_DDI_MODE_SELECT_DVI;
+
I915_WRITE(DDI_FUNC_CTL(pipe), temp);
intel_hdmi->set_infoframes(encoder, adjusted_mode);