drm/i915: Add HDMI support on IGDNG

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>

1 files changed, 16 insertions, 1 deletions

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 2cd6ba6523d8..53cf6efa67b6 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -2432,7 +2432,22 @@ static void intel_setup_outputs(struct drm_device *dev)
                 intel_lvds_init(dev);
 
         if (IS_IGDNG(dev)) {
-                /* ignore for other outputs */
+                int found;
+
+                if (I915_READ(HDMIB) & PORT_DETECTED) {
+                        /* check SDVOB */
+                        /* found = intel_sdvo_init(dev, HDMIB); */
+                        found = 0;
+                        if (!found)
+                                intel_hdmi_init(dev, HDMIB);
+                }
+
+                if (I915_READ(HDMIC) & PORT_DETECTED)
+                        intel_hdmi_init(dev, HDMIC);
+
+                if (I915_READ(HDMID) & PORT_DETECTED)
+                        intel_hdmi_init(dev, HDMID);
+
         } else if (IS_I9XX(dev)) {
                 int found;
                 u32 reg;