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-rw-r--r--drivers/gpu/drm/i915/i915_reg.h1
-rw-r--r--drivers/gpu/drm/i915/intel_hdmi.c16
2 files changed, 17 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index ce6e64dd00ff..4a97db25cd34 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -1700,6 +1700,7 @@
#define VIDEO_DIP_ENABLE (1 << 31)
#define VIDEO_DIP_PORT_B (1 << 29)
#define VIDEO_DIP_PORT_C (2 << 29)
+#define VIDEO_DIP_PORT_D (3 << 29)
#define VIDEO_DIP_PORT_MASK (3 << 29)
#define VIDEO_DIP_ENABLE_AVI (1 << 21)
#define VIDEO_DIP_ENABLE_VENDOR (2 << 21)
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 539073ec56bd..9902904de2ce 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -178,10 +178,26 @@ static void ibx_write_infoframe(struct drm_encoder *encoder,
struct drm_i915_private *dev_priv = dev->dev_private;
struct drm_crtc *crtc = encoder->crtc;
struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+ struct intel_hdmi *intel_hdmi = enc_to_intel_hdmi(encoder);
int reg = TVIDEO_DIP_CTL(intel_crtc->pipe);
unsigned i, len = DIP_HEADER_SIZE + frame->len;
u32 val = I915_READ(reg);
+ val &= ~VIDEO_DIP_PORT_MASK;
+ switch (intel_hdmi->sdvox_reg) {
+ case HDMIB:
+ val |= VIDEO_DIP_PORT_B;
+ break;
+ case HDMIC:
+ val |= VIDEO_DIP_PORT_C;
+ break;
+ case HDMID:
+ val |= VIDEO_DIP_PORT_D;
+ break;
+ default:
+ return;
+ }
+
intel_wait_for_vblank(dev, intel_crtc->pipe);
val &= ~(VIDEO_DIP_SELECT_MASK | 0xf); /* clear DIP data offset */