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From: poma <pomidorabelisima-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Ilia Mirkin <imirkin-FrUbXkNCsVf2fBVCVOL8/A@public.gmane.org>,
	Hans de Goede <hdegoede-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: nouveau-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org
Subject: Re: nvs280 / nv34 card only does 1680x1050, not 1920x1080 ?
Date: Fri, 18 Sep 2015 11:16:56 +0200	[thread overview]
Message-ID: <55FBD688.1060205@gmail.com> (raw)
In-Reply-To: <55E9D799.2060203-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>

On 04.09.2015 19:40, poma wrote:
> On 04.09.2015 16:56, Ilia Mirkin wrote:
>> Tmds is limited to 135mhz on nv3x. If you use analog, you can get full
>> resolution.
>> On Sep 4, 2015 9:00 AM, "Hans de Goede" <hdegoede@redhat.com> wrote:
>>
>>> Hi All,
>>>
>>> I've recently acquired a nvs280 card, which is a nv34
>>> gpu based card with a pci-e bridge on the card, this
>>> way I can test nv3x problems without needing an agp
>>> motherboard.
>>>
>>> One thing which stands out with this card is that
>>> it drivers my dvi lcd monitor at 1680x1050 instead of its
>>> native 1920x1080.
>>>
>>> Is this due to a known limitation on the display pipeline
>>> of these cards / nv34 gpu-s. Or is this more likely a bug
>>> somewhere ?
>>>
>>> Regards,
>>>
>>> Hans
>>>
> 
> man 1 cvt
> "Create a mode with reduced blanking. ..."
> 
> Enough to fit,
> GeForce FX 5200 −DVI− LCD FullHD
> 
> xrandr --newmode "1920x1080R" 138.50 1920 1968 2000 2080 1080 1083 1088 1111 +hsync -vsync
> xrandr --addmode <output name> 1920x1080R
> xrandr --output <output name> --mode 1920x1080R
> 
> 
> 

Via xorg conf:

/etc/X11/xorg.conf.d/00-FullHD.conf
Section "Monitor"
    Identifier  "LCD FullHD"
    Modeline    "1920x1080R" 138.50 1920 1968 2000 2080 1080 1083 1088 1111 +HSync -VSync
#   Modeline    ...
    Option      "PreferredMode" "1920x1080R"
EndSection

Section "Device"
    Identifier  "Chipset NV34"
    Option      "Monitor-<output name>" "LCD FullHD"
EndSection


man 5 xorg.conf


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      parent reply	other threads:[~2015-09-18  9:16 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-09-04 13:00 nvs280 / nv34 card only does 1680x1050, not 1920x1080 ? Hans de Goede
     [not found] ` <55E99600.9050207-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
2015-09-04 14:56   ` Ilia Mirkin
     [not found]     ` <CAKb7UvjOcOV0dmHbeBEuOHsYSfvscvwqi0XWd-V6=AKD1QLaUw-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2015-09-04 17:40       ` poma
     [not found]         ` <55E9D799.2060203-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2015-09-18  9:16           ` poma [this message]

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