From: Libin Yang <libin.yang@intel.com>
Date: Tue, 10 Feb 2015 02:02:47 +0000 (+0800)
Subject: ASoC: Intel: Clean data after SST fw fetch
X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~130^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1b006996b6c44d9d95462e382921954756cec99b;p=pandora-kernel.git

ASoC: Intel: Clean data after SST fw fetch

The BDW audio firmware DSP manages the DMA and the DMA cannot be
stopped exactly at the end of the playback stream. This means
stale samples may be played at PCM stop unless the driver copies
silence to the subsequent periods.

Signed-off-by: Libin Yang <libin.yang@intel.com>
Reviewed-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

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