Date: Mon, 28 Nov 2005 22:24:18 +0100
From: Marc Koschewski <marc@osknowledge.org>
To: "Antonino A. Daplas" <adaplas@gmail.com>
Cc: Marc Koschewski <marc@osknowledge.org>,
       "Calin A. Culianu" <calin@ajvar.org>, akpm@osdl.org, adaplas@pol.net,
       linux-kernel@vger.kernel.org, Linus Torvalds <torvalds@osdl.org>
Subject: Re: nvidia fb flicker
Message-ID: <20051128212418.GA7185@stiffy.osknowledge.org>
References: <Pine.LNX.4.64.0511252358390.25302@rtlab.med.cornell.edu> <20051128103554.GA7071@stiffy.osknowledge.org> <438AF8A2.6030403@gmail.com> <20051128132035.GA7265@stiffy.osknowledge.org> <438B0D89.1080400@gmail.com>
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* Antonino A. Daplas <adaplas@gmail.com> [2005-11-28 22:00:41 +0800]:

> Marc Koschewski wrote:
> > * Antonino A. Daplas <adaplas@gmail.com> [2005-11-28 20:31:30 +0800]:
> > 
> >> Marc Koschewski wrote:
> >>> * Calin A. Culianu <calin@ajvar.org> [2005-11-26 00:02:46 -0500]:
> >>>
> >>>> Hi,
> >>>>
> >>>> This patch can be applied against 2.6.15-rc1 to add support to the 
> >>>> nvidiafb driver for a few obscure (yet on-the-market) nvidia 
> >>>> boards/chipsets, including various versions of the Geforce 6600 and 6200.
> >>>>
> >>>> This patch has been tested and allows the above-mentioned boards to get 
> >>>> framebuffer console support.
> >>>>
> >>>> Thanks!
> >>>>
> >>>> -Calin
> >>> Hi all,
> >>>
> >>> yesterday I compiled a 2.6.15-rc2 on one of my Inspirons (NVIDIA GeForce2 Go)
> >>> with nvidiafb. I just changed the fb to some 1600x1200 mode and thus seems to
> >>> work (the source states GeForce2 Go is supported and known). However, the
> >>> letters seems to 'flicker' in some way. Uhm, it's not really flickering, it's
> >>> more like the sinle dots a letter is made of seem to randomly turn on an off. I
> >> Can you try booting with video=nvidiafb:1600x1200MR@60?
> >>
> >> If that still does not work, can you open drivers/video/fbmon.c then change
> >> the line #undef DEBUG to #define DEBUG, recompile, reboot and post your
> >> dmesg?
> >>
> >>> one takes a closer look it seems like the whole screen is 'fluent' or something.
> >>> Does anybody know how to handle that? I didn't specify a video mode, but
> >>> 'video=vesafb:mtrr:3'. 
> >>>
> >> No, remove any vga= and video=vesafb: strings in your boot options.
> > 
> > So, I just booted with the parameter given by you (and without vga= as usual), as
> > well as without any parameter. No change though.
> > 
> 
> Try again with CONFIG_FB_NVIDIA_I2C = n in your kernel config.
> 
> Tony

Tony,
	it works. Could you explain me, what the difference is? :/

Marc
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