linux-kernel - Re: [2.6.35-rc1 Regression] i915: Commit cfecde causes VGA to stay off

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Message-ID: <20100602202215.GA2383@elliptictech.com>
Date:	Wed, 2 Jun 2010 16:22:15 -0400
From:	Nick Bowler <nbowler@...iptictech.com>
To:	David John <davidjon@...ontk.org>
Cc:	cworth@...rth.org, Dave Airlie <airlied@...ux.ie>,
	Eric Anholt <eric@...olt.net>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [2.6.35-rc1 Regression] i915: Commit cfecde causes VGA to stay
 off

On 18:22 Wed 02 Jun     , David John wrote:
> Commit cfecde 'drm/i915: Don't enable pipe/plane/VCO early (wait for
> DPMS on)' causes the external VGA connector to stay off on boot. The
> display powers up when X is started. I'm guessing an explicit DPMS ON
> is not done on boot.

It gets worse: my primary (and only) display is VGA, and my monitor
reports that it has been configured to an invalid mode.  The result is
no usable display.

> Reverting this commit fixes the issue.

Likewise.

-- 
Nick Bowler, Elliptic Technologies (http://www.elliptictech.com/)
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