From: "Michel Dänzer" <michel@daenzer.net>
To: Alex Deucher <alexdeucher@gmail.com>,
Andrey Germakovski <germakovskia@ainfosec.com>
Cc: "dri-devel@lists.freedesktop.org" <dri-devel@lists.freedesktop.org>
Subject: Re: FirePro W600 problem
Date: Tue, 14 Oct 2014 15:29:22 +0900 [thread overview]
Message-ID: <543CC2C2.901@daenzer.net> (raw)
In-Reply-To: <CADnq5_PRuciBmsR0ejSV11wegg05N=NtzD-hKVgocs-4Xhju4Q@mail.gmail.com>
On 14.10.2014 00:39, Alex Deucher wrote:
> On Wed, Oct 8, 2014 at 4:41 PM, Andrey Germakovski
> <germakovskia@ainfosec.com> wrote:
>> FirePro W600 does not work with more than 4 monitors,
>>
>>
>>
>> After 5th monitor attached X acting very slow.
>>
>>
>>
>> Or if I call drmModeSetCrtc function 5 times one time for each of the
>> monitors, it failing out
>
> I suspect you are running out of CPU accessible vram depending on your
> configuration. There are patches for mesa and the kernel to allow the
> use of non-CPU accessible vram for display buffers in kernel 3.17 and
> mesa git so you might try a newer kernel and mesa.
The kernel changes for that will only be in 3.18, right?
--
Earthling Michel Dänzer | http://www.amd.com
Libre software enthusiast | Mesa and X developer
next prev parent reply other threads:[~2014-10-14 6:29 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-08 20:41 FirePro W600 problem Andrey Germakovski
2014-10-13 15:39 ` Alex Deucher
2014-10-14 6:29 ` Michel Dänzer [this message]
2014-10-14 12:47 ` Alex Deucher
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