From: Krzysztof Mazur Date: Wed, 19 Dec 2012 10:03:41 +0000 (+0100) Subject: i915: ensure that VGA plane is disabled X-Git-Tag: v3.8-rc2~13^2~7^2~3 X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0fde901f1ddd2ce0e380a6444f1fb7ca555859e9;p=pandora-kernel.git i915: ensure that VGA plane is disabled Some broken systems (like HP nc6120) in some cases, usually after LID close/open, enable VGA plane, making display unusable (black screen on LVDS, some strange mode on VGA output). We used to disable VGA plane only once at startup. Now we also check, if VGA plane is still disabled while changing mode, and fix that if something changed it. Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=57434 Signed-off-by: Krzysztof Mazur Cc: stable@vger.kernel.org Signed-off-by: Daniel Vetter --- Reading git-diff-tree failed