From: Takashi Iwai <tiwai@suse.de>
To: "Adrian McMenamin" <lkmladrian@gmail.com>
Cc: alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org,
linuxsh-dev@lists.sourceforge.net
Subject: Re: [alsa-devel] [PATCH] ALSA - protect Dreamcast PCM driver (AICA) from G2 bus effects
Date: Thu, 18 Oct 2007 10:18:50 +0200 [thread overview]
Message-ID: <s5hfy0825ud.wl%tiwai@suse.de> (raw)
In-Reply-To: <8b67d60710171330n55b9b575k949f3d239b380165@mail.gmail.com>
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@mcmen.demon.co.uk>
Applied to ALSA tree now. Thanks.
Takashi
prev parent reply other threads:[~2007-10-18 9:06 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-17 20:30 Adrian McMenamin
2007-10-18 8:18 ` Takashi Iwai [this message]
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