msm: pm: Remove idle wakelock checking

Now that all users of idle wakelocks are migrated to pm_qos we
can remove the idle wakelock checks from the pm code.

Change-Id: I19cca1d0b28a2943178b9d9eade2b594fd94a139
Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>
sched: Kill WAKEUP_PREEMPT

Remove the WAKEUP_PREEMPT feature, disabling it doesn't make any sense
and its outlived its use by a long long while.

Signed-off-by: Yong Zhang <yong.zhang0@gmail.com>
Acked-by: Mike Galbraith <efault@gmx.de>
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20110729082033.GB12106@zhy
Signed-off-by: Ingo Molnar <mingo@elte.hu>