From: Daniel Vetter Date: Tue, 20 Nov 2012 13:50:08 +0000 (+0100) Subject: drm/i915: resurrect panel lid handling X-Git-Tag: v3.8-rc1~82^2~14^2~21 X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a726915cef1daab57aad4c5b5e4773822f0a4bf8;p=pandora-kernel.git drm/i915: resurrect panel lid handling But disabled by default. This essentially reverts commit bcd5023c961a44c7149936553b6929b2b233dd27 Author: Dave Airlie Date: Mon Mar 14 14:17:55 2011 +1000 drm/i915: disable opregion lid detection for now but leaves the autodetect mode disabled. There's also the explicit lid status option added in commit fca874092597ef946b8f07031d8c31c58b212144 Author: Chris Wilson Date: Thu Feb 17 13:44:48 2011 +0000 drm/i915: Add a module parameter to ignore lid status Which overloaded the meaning for the panel_ignore_lid parameter even more. To fix up this mess, give the non-negative numbers 0,1 the original meaning back and use negative numbers to force a given state. So now we have 1 - disable autodetect, return unknown 0 - enable autodetect -1 - force to disconnected/lid closed -2 - force to connected/lid open v2: My C programmer license has been revoked ... v3: Beautify the code a bit, as suggested by Chris Wilson. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=27622 Tested-by: Andreas Sturmlechner Reviewed-by: Chris Wilson Signed-off-by: Daniel Vetter --- Reading git-diff-tree failed