cpu-boost: enable hotplug_boost
cpufreq: refresh tunables
audio: Change to set the USB switch state correctly

 - Changes to set the USB switch after the stream is added and
the card is registered with the sound core.

Signed-off-by: Shreyas Nagasandra Chandrasekhar <snagas@codeaurora.org>
Signed-off-by: Pranav Vashi <neobuddy89@gmail.com>
msm: hotplug: Add io_is_busy interface