linux-kernel - Re: [PATCH] drm/i915: Treat crtc->mode.clock == 0 as disabled

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Message-ID: <CAKMK7uH2L=tPUszeO7XMHJjXiJ5ZcG+wVi5u5c2UeQa8-xM=YQ@mail.gmail.com>
Date:	Sun, 6 Jan 2013 21:56:22 +0100
From:	Daniel Vetter <daniel.vetter@...ll.ch>
To:	Chris Wilson <chris@...is-wilson.co.uk>
Cc:	Alexey Zaytsev <alexey.zaytsev@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	intel-gfx <intel-gfx@...ts.freedesktop.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH] drm/i915: Treat crtc->mode.clock == 0 as disabled

On Fri, Jan 4, 2013 at 12:39 PM, Chris Wilson <chris@...is-wilson.co.uk> wrote:
> Prevent a divide-by-zero by consistently treating an 'active' CRTC
> without a mode set as actually disabled.

Can you please resend with sob/tested-by/lkml-references and
regression sha1 citation and maybe a small comment in the code that
this additional protection is required due to half-done fastboot
support? I'd like to merge it asap and forward the patch to
Dave/Linus.

Thanks, Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch
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