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From: Keith Packard <keithp@keithp.com>
To: Jason Stubbs <jasonbstubbs@gmail.com>,
	Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drm/i915: fix regression after clock gating init split
Date: Fri, 27 May 2011 13:44:11 -0600	[thread overview]
Message-ID: <yunaae8j5dg.fsf@aiko.keithp.com> (raw)
In-Reply-To: <201105272344.20084.jasonbstubbs@gmail.com>

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On Fri, 27 May 2011 23:44:19 +1000, Jason Stubbs <jasonbstubbs@gmail.com> wrote:
> From: Jason Stubbs <jasonbstubbs@gmail.com>
> 
> In revision 6067aaeadb5b3df26f27ac827256b1ef01e674f5, the function
> intel_enable_clock_gating is split up by device. drm_i915_display_funcs then
> gained a function pointer called init_clock_gating that intel_init_display
> sets to the appropriate function. However, there are some code paths, notably
> IS_PINEVIEW(dev), where init_clock_gating is not set and not needed. Calling
> it then fails. This patch fixes it by simply adding a null-pointer
> check.

Looks like Pineview should be using the gen3_init_clock_gating function.

-- 
keith.packard@intel.com

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  reply	other threads:[~2011-05-27 19:44 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-27 13:44 [PATCH] drm/i915: fix regression after clock gating init split Jason Stubbs
2011-05-27 19:44 ` Keith Packard [this message]
2011-05-28  4:26   ` Jason Stubbs
2011-05-31 16:57     ` Jesse Barnes
2011-05-28  4:26   ` Jason Stubbs
2011-05-31 16:58     ` Jesse Barnes

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