[Intel-gfx] [PATCH 2/5] drm/i915/vlv: check port in infoframe_enabled v2

[Rodrigo Vivi]

From: Jesse Barnes <jbarnes at virtuousgeek.org>

Same as IBX and G4x, they all share the same genetic material.

v2: we all need a bit more port in our lives

Signed-off-by: Jesse Barnes <jbarnes at virtuousgeek.org>
Tested-By: PRC QA PRTS (Patch Regression Test System Contact: shuang.he at intel.com)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi at intel.com>
---
 drivers/gpu/drm/i915/intel_hdmi.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 995c5b2..815a50f 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -324,10 +324,15 @@ static bool vlv_infoframe_enabled(struct drm_encoder *encoder)
 	struct drm_device *dev = encoder->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct intel_crtc *intel_crtc = to_intel_crtc(encoder->crtc);
+	struct intel_digital_port *intel_dig_port = enc_to_dig_port(encoder);
 	int reg = VLV_TVIDEO_DIP_CTL(intel_crtc->pipe);
 	u32 val = I915_READ(reg);
+	u32 port = intel_dig_port->port;
 
-	return val & VIDEO_DIP_ENABLE;
+	if (port == (val & VIDEO_DIP_PORT_MASK))
+		return val & VIDEO_DIP_ENABLE;
+
+	return false;
 }
 
 static void hsw_write_infoframe(struct drm_encoder *encoder,
-- 
2.1.0