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drm/i915: enable HDMI on Cougarpoint

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Fix transcoder select bit for HDMI on CPT.

Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Zhenyu Wang 2010-04-07 16:15:57 +08:00 committed by Eric Anholt
parent b3b095b3b2
commit 0f229062a1
1 changed files with 6 additions and 2 deletions
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8
drivers/gpu/drm/i915/intel_hdmi.c
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@ -61,8 +61,12 @@ static void intel_hdmi_mode_set(struct drm_encoder *encoder,
if (hdmi_priv->has_hdmi_sink)
sdvox |= SDVO_AUDIO_ENABLE;
if (intel_crtc->pipe == 1)
sdvox |= SDVO_PIPE_B_SELECT;
if (intel_crtc->pipe == 1) {
if (HAS_PCH_CPT(dev))
sdvox |= PORT_TRANS_B_SEL_CPT;
else
sdvox |= SDVO_PIPE_B_SELECT;
}
I915_WRITE(hdmi_priv->sdvox_reg, sdvox);
POSTING_READ(hdmi_priv->sdvox_reg);