From: Harald Welte <laforge@openmoko.org>
Date: Tue, 24 Jul 2007 10:49:39 +0000 (+0200)
Subject: [ALSA] s3c24xx-pcm: fix hw_params dma handling
X-Git-Tag: v2.6.24-rc1~832^2~245
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=646ab160ff5e672838209dbd679d50af63fbd366;p=pandora-kernel.git

[ALSA] s3c24xx-pcm: fix hw_params dma handling

Since the PCM emulation can call multiple times to hw_setup(), but we
can only once allocate/request the DMA channel, we have to handle
this gracefully.

Signed-off-by: Harald Welte <laforge@openmoko.org>
Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
---

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