LED: remove duplicate function
LED: fix compile

Conflicts:
	drivers/leds/leds-pm8058.c
vidc: merge a few changes from CAF jb-chocolote MR1

Change-Id: I13de9478b6c7544d60c16abe167e1affc33c8f1a
Update HTC baterry driver

code taken from here : https://github.com/sultanxda/sultan-kernel-faux-seb-ION/commit/ba07546e9306d785b27f83f166074bf7bf4b299c#diff-9

Change-Id: I30c2eb1aece56d259cfc9b28ff3d9b2bf9f938bc
I/O: switch readahead back to default (128kb)

 seems to give best real-world results

Change-Id: Ic6fa592d10a6e2032192aadcba180b7c74a3822a