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drm/i915: expose HDMI connectors on port C on BYT 

Ryan noticed that on his board, HDMI was wired up to port C but not
exposed by the kernel, which had only expected DP on that port.  Fix
that up by enumerating both ports if possible.

Tested-by: "Matsumura, Ryan" <ryan.matsumura@intel.com>
Acked-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
[danvet: Fix up the whitespace fail. Tsk.]
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jesse Barnes 2013-08-09 09:34:35 -07:00 committed by Daniel Vetter
parent 16e54061ec
commit 6f6005a52b
1 changed files with 7 additions and 2 deletions
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9
drivers/gpu/drm/i915/intel_display.c
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@ -9335,8 +9335,13 @@ static void intel_setup_outputs(struct drm_device *dev)
intel_dp_init(dev, PCH_DP_D, PORT_D);
} else if (IS_VALLEYVIEW(dev)) {
/* Check for built-in panel first. Shares lanes with HDMI on SDVOC */
if (I915_READ(VLV_DISPLAY_BASE + DP_C) & DP_DETECTED)
intel_dp_init(dev, VLV_DISPLAY_BASE + DP_C, PORT_C);
if (I915_READ(VLV_DISPLAY_BASE + GEN4_HDMIC) & SDVO_DETECTED) {
intel_hdmi_init(dev, VLV_DISPLAY_BASE + GEN4_HDMIC,
PORT_C);
if (I915_READ(VLV_DISPLAY_BASE + DP_C) & DP_DETECTED)
intel_dp_init(dev, VLV_DISPLAY_BASE + DP_C,
PORT_C);
}
if (I915_READ(VLV_DISPLAY_BASE + GEN4_HDMIB) & SDVO_DETECTED) {
intel_hdmi_init(dev, VLV_DISPLAY_BASE + GEN4_HDMIB,