From: Ricardo Neri <rneri@dextratech.com>
Date: Fri, 11 Jan 2013 00:32:13 +0000 (-0600)
Subject: ASoC: OMAP: HDMI: Initialize IEC-60958 channel status word
X-Git-Tag: v3.9-rc1~129^2~24^2~15^2~1
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=a88fedfd342badff3653edcc6b6423e892d1773f;p=linux.git

ASoC: OMAP: HDMI: Initialize IEC-60958 channel status word

As the IEC-60958 channel status word is set by ANDing and ORing with
the appropriate definitions, the word bytes need to be initialized
to zero to avoid misconfiguration due to previous hw_params calls.

Signed-off-by: Ricardo Neri <rneri@dextratech.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
---

diff --git a/sound/soc/omap/omap-hdmi.c b/sound/soc/omap/omap-hdmi.c
index 7ea24819d570..32fa840c493e 100644
--- a/sound/soc/omap/omap-hdmi.c
+++ b/sound/soc/omap/omap-hdmi.c
@@ -110,6 +110,8 @@ static int omap_hdmi_dai_hw_params(struct snd_pcm_substream *substream,
 	/*
 	 * fill the IEC-60958 channel status word
 	 */
+	/* initialize the word bytes */
+	memset(iec->status, 0, sizeof(iec->status));
 
 	/* specify IEC-60958-3 (commercial use) */
 	iec->status[0] &= ~IEC958_AES0_PROFESSIONAL;