drm/i915: set the DIP port on ibx_write_infoframe
Just like Gen 4, IBX has a "Port Select" field on the DIP register,
but the ports are different.
Signed-off-by: Paulo Zanoni <paulo.r.zanoni@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 539073e..9902904 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -178,10 +178,26 @@
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 */