From: Przemo Firszt <przemo@firszt.eu>
Date: Tue, 31 Jul 2012 17:27:56 +0000 (+0100)
Subject: HID: wacom: OLEDs control over sysfs for Intuos4
X-Git-Tag: omap-for-v3.7-rc1/fixes-cpufreq-signed~104^2~2^7~1
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e3c399ee4afebda7fd0a96a748e665a26853c246;p=pandora-kernel.git

HID: wacom: OLEDs control over sysfs for Intuos4

Thsi patch adds ability to control OLED micro displays on Wacom Intuos4
Wireless. The OLEDS are exposed as
/sys/class/hidraw/hidraw*/device/oled{No]_img
where No. is 0 to 7

Setting an image:

dd bs=256 if=img_file of=/sys/class/hidraw/hidraw{No}/device/oled0_img

The image has to contain 256 bytes (64x32px 1 bit). More detailed
description in Documentation/ABI/testing/sysfs-driver-wacom

Signed-off-by: Przemo Firszt <przemo@firszt.eu>
Acked-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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