linux-kernel - Re: [RFC] enhancing the kernel's graphics subsystem

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Message-ID: <20070522155902.GA27987@srcf.ucam.org>
Date:	Tue, 22 May 2007 16:59:03 +0100
From:	Matthew Garrett <mjg59@...f.ucam.org>
To:	Jon Smirl <jonsmirl@...il.com>
Cc:	Alan Cox <alan@...rguk.ukuu.org.uk>,
	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Jeff Garzik <jeff@...zik.org>,
	Jesse Barnes <jesse.barnes@...el.com>,
	linux-kernel@...r.kernel.org,
	"Antonino A. Daplas" <adaplas@...il.com>
Subject: Re: [RFC] enhancing the kernel's graphics subsystem

On Tue, May 22, 2007 at 11:16:47AM -0400, Jon Smirl wrote:

> The only reason the VBIOS is run is to initially reset the card. Once
> we get the card reset it isn't used any more. For almost all cards
> this is the only way to reset them, we have insufficient information
> to write this ourselves.

For suspend/resume to ever work reliably, we need to be able to 
reinitialise cards without BIOS support. It would be more useful to 
spend time on that.

-- 
Matthew Garrett | mjg59@...f.ucam.org
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