From: Pierre Ossman <pierre@ossman.eu>
Date: Mon, 30 Nov 2009 20:15:44 +0000 (+0100)
Subject: drm/radeon/kms: Disable both CRTCs during mode switch
X-Git-Tag: v2.6.33-rc1~323^2~4^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ec51efa9b2b8ff10b535a853c293e85bada886e4;p=pandora-kernel.git

drm/radeon/kms: Disable both CRTCs during mode switch

Reconfiguring one CRTC whilst another is running can cause a hang under
some circumstances. Unfortunately we haven't pinpointed exactly what those
circumstances are, so disable all CRTCs for every mode switch.

Signed-off-by: Pierre Ossman <pierre@ossman.eu>
Acked-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---

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