Re: Problem with GTX 970 under Fedora 21

[super_7b <super_7b-/E1597aS9LT10XsdtD+oqA@public.gmane.org>]

On 26/01/15 22:54, Ilia Mirkin wrote:
> 3.19 brings modesetting support for GM204 chips, but no acceleration.
> What this means is that we can display things on the screen, but can't
> use the GPU to perform any computation of any sort. This is a
> perfectly usable experience, since you'll end up using the llvmpipe
> driver for the light 3d-rendering required by gnome-shell and the
> such, however it will be insufficent for any gaming.
>
> On Mon, Jan 26, 2015 at 2:34 PM, super_7b <super_7b@yahoo.co.uk> wrote:
>>
>>
>> On 26/01/15 20:11, Tobias Klausmann wrote:
>>>
>>>
>>> On 25.01.2015 21:40, super_7b wrote:
>>>>
>>>> Hi,
>>>>
>>>> I took this issue to the Fedora forum initially, but no-one there has
>>>> been able to offer any guidance, so I have decided to come to the
>>>> nouveau community directly.
>>>>
>>>> I was running a KDE desktop under Fedora 21 successfully, including
>>>> the ability to use a direct text login on an older card (GXT 560 Ti)
>>>> with an entirely stock Fedora, fully updated.
>>>>
>>>> I simply replaced the old card with an Asus GTX 970 and re-booted.
>>>>
>>>> I run with the "rhgb quiet" option removed from grub2, so I can see
>>>> all that happens up to the graphical login screen and I noticed that
>>>> the re-boot was different at the point at which the screen changed
>>>> from a basic (80x25 ?) text to a higher resolution (128X50 ?). This no
>>>> longer happened and I got a simple blank screen.
>>>>
>>>> If I wait, the graphical boot screen eventually appears and I can
>>>> login to KDE successfully and run my desktop apps as normal. If I
>>>> switch consoles (e.g. Ctrl-Alt-F2) for a text login, I get a black
>>>> screen.
>>>>
>>>> The last visible thing on my boot screen before the black is something
>>>> like "fb: switching to nouveaufb from EFI VGA".
>>>>
>>>> When I looked at the dmesg output, lsmod and lshw, it appears that the
>>>> nouveau driver does not correctly detect and initialise the GTX 970.
>>>>
>>>> Have I a configuration error, or is there something not working in
>>>> nouveau?
>>>>
>>>> I attach logs from dmesg, lshw and lsmod and I can supply more data if
>>>> needed.
>>>>
>>>> BR
>>>>
>>>> Mick
>>>>
>>>
>>> Hi,
>>> the 9xx series is rather new and is not supported by nouveau for now
>>> (modesetting is in 3.19rcX imho). Concerning acceleration: Nvidia needs
>>> to provide signed firmwares for those cards under a license appropriate
>>> to include in an open source project, until that happens, there wont be
>>> substantial improvements.
>>>
>>> Greetings
>>> Tobias
>>
>>
>>
>> Hi Tobias,
>>
>> Thanks for the reply. Acceleration is not an issue, but no support for text
>> mode is, 8^(.
>>
>> Does your remark about 3.19rcX refer to kernel 3.19? I just ran the Fedora
>> updates and it has installed 3.18.3-201. If I need to wait for 3.19, I guess
>> I need to be patient for a while longer.
>>
>> I am assuming that 3.19 will bring text support and basic graphics?
>>
>> BR
>>
>> Mick
>>
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>> Nouveau@lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/nouveau


Hi Ilia,

Thanks. That is good to know. I don't game on Linux, just desktop stuff 
and coding. I will be gaming on Windows (dual boot on this machine), 
which is why I bought the card and I am sure the card will be well 
supported there.

BR

Mick
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