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

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From: Takashi Iwai

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

Date: Thursday, October 18, 2007 - 1:18 am

At Wed, 17 Oct 2007 21:30:28 +0100,
Adrian McMenamin wrote:
quoted text> 
> 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@mcmen.demon.co.uk>

Applied to ALSA tree now.  Thanks.


Takashi
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Messages in current thread:

[PATCH] ALSA - protect Dreamcast PCM driver (AICA) from G2 ..., Adrian McMenamin, (Wed Oct 17, 1:30 pm)

Re: [alsa-devel] [PATCH] ALSA - protect Dreamcast PCM driv ..., Takashi Iwai, (Thu Oct 18, 1:18 am)


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