From: Nicolas Ferre <nicolas.ferre@atmel.com>
Date: Fri, 6 May 2011 17:56:52 +0000 (+0200)
Subject: dmaengine: at_hdmac: implement pause and resume in atc_control
X-Git-Tag: v3.0-rc1~27^2~4^2~15
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=23b5e3ad68a3c26a6a36039ea907997664aedcab;p=pandora-kernel.git

dmaengine: at_hdmac: implement pause and resume in atc_control

Pause and resume controls are useful for audio devices. This also returns
correct status from atc_tx_status() in case chan is paused.

Idea from dw_dmac patch by Linus Walleij.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
---

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