linux-kernel - Re: [alsa-devel] How can PCI resource allocation fail?

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Message-ID: <49BA0EDA.4080606@ladisch.de>
Date:	Fri, 13 Mar 2009 08:44:26 +0100
From:	Clemens Ladisch <clemens@...isch.de>
To:	"Christian P. Schmidt" <schmidt@...add.de>
CC:	linux-kernel@...r.kernel.org, alsa-devel@...a-project.org
Subject: Re: [alsa-devel] How can PCI resource allocation fail?

Christian P. Schmidt wrote:
> I'm toying with the alsa-driver for the Creative Labs X-Fi. I'm working
> on the PCI Express version of this card,

... which isn't supported ...

> [46833.487588] cannot allocate the port
> [46833.487594] CA0106: probe of 0000:04:00.0 failed with error -16
> ...
> 	Region 0: Memory at f9ffc000 (32-bit, non-prefetchable) [size=16K]

... because this I/O range is memory-mapped; the driver knows only about
models with regular I/O ports.  (This has nothing to do with the PCI-E
bridge; the X-Fi chip itself is a different model.)

Best regards,
Clemens
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