From: Bard Liao <bardliao@realtek.com>
Date: Tue, 29 Jul 2014 05:50:57 +0000 (+0800)
Subject: ASoC: rt286: Fix null pointer issue
X-Git-Tag: cleanup-for-v3.18~103^2~5^2~5^4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=90f601efc886ee5881594c5d931b76775975e155;p=pandora-kernel.git

ASoC: rt286: Fix null pointer issue

To make the interrupt safe if it happens to be called before the card is
ready, we use regmap read/write in the interrupt handler. Also, we try to
prevent the interrupt happen before the card is ready by enabling codec's
IRQ in the ASoC probe.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
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