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Subject: Re: [CFT] Bus mastering support for IDE CDROM audio
From: Robert Love <rml@tech9.net>
To: Andrew Morton <akpm@zip.com.au>
Cc: lkml <linux-kernel@vger.kernel.org>
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Date: 27 Jan 2002 16:21:12 -0500
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On Fri, 2002-01-25 at 03:40, Andrew Morton wrote:
> Reading audio from IDE CDROMs always uses PIO.  This patch
> teaches the kernel to use DMA for the CDROMREADAUDIO ioctl.
> [...]
> This code has not been tested for its effects upon SCSI-based
> CDROM readers.  It needs to be.

Andrew,

I wanted to confirm success of testing the patch with a SCSI CD-ROM
(Plextor UltraPlex Wide on aic7xxx).  I used your updated patch off your
website.

Audio rip completed without error.  Performance seems the same, which I
assume is to be expected with SCSI readers.

	Robert Love

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