[Intel-gfx] [PATCH 1/2] drm/i915/hdmi: call intel_hdmi_prepare for CHV

[libin.yang at intel.com]

From: Libin Yang <libin.yang at intel.com>

call the intel_hdmi_prepare() in chv_hdmi_pre_enable() for
hdmi audio.

Signed-off-by: Libin Yang <libin.yang at intel.com>
---
 drivers/gpu/drm/i915/intel_hdmi.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index 5f8f4ca..5a65e0c 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -1374,6 +1374,7 @@ static void chv_hdmi_pre_enable(struct intel_encoder *encoder)
 	int data, i;
 	u32 val;
 
+	intel_hdmi_prepare(encoder);
 	mutex_lock(&dev_priv->dpio_lock);
 
 	/* Deassert soft data lane reset*/
-- 
1.9.1