msm: kgsl: Add return value for perfcounter enable function

Add return value for adreno_perfcounter_enable function because it can
fail. Also, some perfcounter enable functions were receiving incorrect
parameter, fixed this by passing the right parameter to these enable
functions.

Change-Id: Ia47e9eab7833c44fcc0dc389ac8afce425f0a28e
Signed-off-by: Shubhraprakash Das <sadas@codeaurora.org>