From: "Michel Dänzer" <michel@daenzer.net>
To: alexdeucher@gmail.com
Cc: dri-devel@lists.freedesktop.org
Subject: Re: [PATCH] drm/radeon/kms: make sure pci max read request size is valid on evergreen+ (v2)
Date: Thu, 01 Sep 2011 19:53:48 +0200 [thread overview]
Message-ID: <1314899628.20416.31.camel@thor.local> (raw)
In-Reply-To: <1314899175-21036-1-git-send-email-alexdeucher@gmail.com>
On Don, 2011-09-01 at 13:46 -0400, alexdeucher@gmail.com wrote:
> From: Alex Deucher <alexander.deucher@amd.com>
>
> If the bios or OS sets the pci max read request size to 0 or an
> invalid value (6,7), it can result in a hang or slowdown. Check
> and set it to something sane if it's invalid.
>
> Fixes:
> https://bugzilla.kernel.org/show_bug.cgi?id=42162
>
> v2: use pci reg defines from include/linux/pci_regs.h
>
> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Debian, X and DRI developer
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prev parent reply other threads:[~2011-09-01 17:54 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-09-01 17:05 [PATCH] drm/radeon/kms: make sure pci max read request size is valid on evergreen+ alexdeucher
2011-09-01 17:46 ` [PATCH] drm/radeon/kms: make sure pci max read request size is valid on evergreen+ (v2) alexdeucher
2011-09-01 17:53 ` Michel Dänzer [this message]
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