From 8ed9e53099f1826c0505552380ee57a278309b9c Mon Sep 17 00:00:00 2001
From: Takashi Iwai <tiwai@suse.de>
Date: Fri, 14 Jan 2011 10:33:26 +0100
Subject: [PATCH] --- yaml --- r: 231841 b: refs/heads/master c:
 4fe2ca14678174d9df254ae3ba2b79bacc19e2ee h: refs/heads/master i:   231839:
 b237b086f62963d93db076f642d64c35b4be21bc v: v3

---
 [refs]                           | 2 +-
 trunk/sound/pci/hda/patch_hdmi.c | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index ae68629ecada..16d4cae4ac12 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 639cef0eb6df05d5516520aa89b0c9fe62ee2d3b
+refs/heads/master: 4fe2ca14678174d9df254ae3ba2b79bacc19e2ee
diff --git a/trunk/sound/pci/hda/patch_hdmi.c b/trunk/sound/pci/hda/patch_hdmi.c
index 5980552f5970..2d5b83fa8d24 100644
--- a/trunk/sound/pci/hda/patch_hdmi.c
+++ b/trunk/sound/pci/hda/patch_hdmi.c
@@ -850,6 +850,9 @@ static int hdmi_pcm_open(struct hda_pcm_stream *hinfo,
 	runtime->hw.channels_max = hinfo->channels_max;
 	runtime->hw.formats = hinfo->formats;
 	runtime->hw.rates = hinfo->rates;
+
+	snd_pcm_hw_constraint_step(substream->runtime, 0,
+				   SNDRV_PCM_HW_PARAM_CHANNELS, 2);
 	return 0;
 }