Date: Mon, 7 Jun 2010 12:28:17 -0400
From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Robert Emanuele <rob@emanuele.us>
Cc: linux-kernel@vger.kernel.org, jayakumar.lkml@gmail.com
Subject: Re: broadsheetfb and fbcon
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References: <AANLkTilOTKdY_2rQ6byxDIer_Ns-Ny0V0sM0rV9AuEkB@mail.gmail.com>
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On Sat, Jun 05, 2010 at 04:21:08PM -0700, Robert Emanuele wrote:
> Greetings lkml and Jaya,
> 
> I've been using the broadsheetfb graphics driver for a while now.
> I've been trying to get it working with the fbcon console driver.  Has
> anyone had any success with that?
> 
> While it "works", its performance is unusable as a console.  It
> redraws the whole screen every new line, which may be acceptable.  A
> real issue is when it tries to scroll the screen, it redraws each line
> partially and then does a full screen update with each partial line.
> It seems the driver is capable from Jaya's video at
> http://www.youtube.com/watch?v=0Bny6qyRDWw
> 
> Are those kind of updates a limit of the broadsheet driver or fbcon?

I thought there was an update value on how often it should redraw. Did
you do a modinfo on the driver?
> Or more hopefully, is there a configuration change to improve this?
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