msm: Add 16 bit PCM as default format for  backend

Add 16 bit PCM as default format for backend. This sets
backend tx format to be 16 bit pcm in case of tunnel mode playback

CRs-Fixed: 593469
Change-Id: Ie686a8e7d2c496f67bbf2a29ba2640037f95e08f
Signed-off-by: Yeleswarapu, Nagaradhesh <nagaradh@codeaurora.org>
diff --git a/sound/soc/msm/msm8974.c b/sound/soc/msm/msm8974.c
index 4c3a72e..9c00e95 100644
--- a/sound/soc/msm/msm8974.c
+++ b/sound/soc/msm/msm8974.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
+/* Copyright (c) 2012-2014, The Linux Foundation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 and
@@ -1313,6 +1313,8 @@
 			SNDRV_PCM_HW_PARAM_CHANNELS);
 
 	pr_debug("%s()\n", __func__);
+	param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
+				   slim0_rx_bit_format);
 	rate->min = rate->max = 48000;
 	channels->min = channels->max = msm_slim_0_tx_ch;
 
diff --git a/sound/soc/msm/msm8x10.c b/sound/soc/msm/msm8x10.c
index caf81fc..4eab965 100644
--- a/sound/soc/msm/msm8x10.c
+++ b/sound/soc/msm/msm8x10.c
@@ -1,4 +1,4 @@
- /* Copyright (c) 2012-2013, The Linux Foundation. All rights reserved.
+ /* Copyright (c) 2012-2014, The Linux Foundation. All rights reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 and
@@ -286,6 +286,8 @@
 					SNDRV_PCM_HW_PARAM_CHANNELS);
 
 	pr_debug("%s(), channel:%d\n", __func__, msm_pri_mi2s_tx_ch);
+	param_set_mask(params, SNDRV_PCM_HW_PARAM_FORMAT,
+					msm_sec_mi2s_rx_bit_format);
 	rate->min = rate->max = 48000;
 	channels->min = channels->max = msm_pri_mi2s_tx_ch;