Re: [alsa-devel] [PATCH] ALSA - protect Dreamcast PCM driver (AICA) from G2 bus effects

From: Takashi Iwai
Date: Thu Oct 18 2007 - 05:06:16 EST


At Wed, 17 Oct 2007 21:30:28 +0100,
Adrian McMenamin wrote:
>
> The G2 bus on the SEGA Dreamcast connects both the maple peripheral
> bus and the AICA sound memory. DMA requests on one can cause the other
> to timeout on memory operations.
>
> This patch prevents maple interrupts from causing hiccoughs in the
> AICA sound (maple bus code will land in 2.6.24).
>
> There are other cleanups for this (AICA) code - but this is in effect
> a regression fix rather than a cleanup.
>
> Signed-off-by: Adrian McMenamin <adrian@xxxxxxxxxxxxxxxxx>

Applied to ALSA tree now. Thanks.


Takashi
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