From: Bernie Thompson <bernie@plugable.com>
Date: Sun, 21 Aug 2011 20:34:11 +0000 (-0700)
Subject: udlfb: add more comprehensive support for DPMS FB_BLANK_* modes
X-Git-Tag: v3.2-rc1~120^2~58
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=58e7c3b00114c48e0879e9fbafd37e0e0c2402cb;p=pandora-kernel.git

udlfb: add more comprehensive support for DPMS FB_BLANK_* modes

Fixes earlier problems where monitor would not return from blank

Test with any DisplayLink-based USB 2.0 graphics adapter
sudo nano /sys/class/graphics/fb?/blank
and write out single digit FB_BLANK_* code from include/linux/fb.h

Supports on (0), blank (1), suspend (2,3), powerdown (4)

Signed-off-by: Bernie Thompson <bernie@plugable.com>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
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