mei: bus: Call bus routines from the core code

Register the MEI bus type against the kernel core bus APIs and
call the bus Rx handler from interrupt.c

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/misc/mei/bus.c
Simple merge

diff --cc drivers/misc/mei/interrupt.c
Simple merge

diff --cc drivers/misc/mei/main.c
Simple merge

diff --cc drivers/misc/mei/mei_dev.h
Simple merge

diff --cc drivers/misc/mei/pci-me.c
Simple merge