Revert "bcmdhd: disable multicast on suspend"

This reverts commit f31719834de3dd7a04bdf0fd5daccdd503493edd.
Revert "cpufreq: Only apply driver limits for scaling_min/max_freq writes When new values are written to scaling_min/max_freq sysfs files, the current code applies all the limits imposed by various ADJUST and INCOMPATIBLE notifiers handlers before storing them."

This reverts commit fb4e5b353cc65bd17f70caafd080f9c3072bf711.
add I/O schedulers
- ROW I/O Scheduler
- SIO I/O Scheduler
- VR I/O Scheduler
defconfig: enable I/O schedulers
ROW, SIO, VR
Set SIO as default I/O scheduler