From: Jeeja KP <jeeja.kp@intel.com>
Date: Wed, 3 Feb 2016 12:29:53 +0000 (+0530)
Subject: ASoC: Intel: Skylake: Fix stereo DMIC record
X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=6e3ffa00424e198d2f0c628e7575c5adefeda3d7;p=openwrt%2Fstaging%2Fblogic.git

ASoC: Intel: Skylake: Fix stereo DMIC record

DMIC BE can have 2 or 4 channels supported. The DMIC fixup needs
to take this into account.

Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/sound/soc/intel/boards/skl_rt286.c b/sound/soc/intel/boards/skl_rt286.c
index 7396ddb427d8..2cbcbe412661 100644
--- a/sound/soc/intel/boards/skl_rt286.c
+++ b/sound/soc/intel/boards/skl_rt286.c
@@ -212,7 +212,10 @@ static int skylake_dmic_fixup(struct snd_soc_pcm_runtime *rtd,
 {
 	struct snd_interval *channels = hw_param_interval(params,
 						SNDRV_PCM_HW_PARAM_CHANNELS);
-	channels->min = channels->max = 4;
+	if (params_channels(params) == 2)
+		channels->min = channels->max = 2;
+	else
+		channels->min = channels->max = 4;
 
 	return 0;
 }