tree e9c98eae19a6b1aa841e1834a6b6c682c6412bcd
parent 1b20d34406775369d50fc2ffe27a64a0d6fd313e
author Matthias Kaehlcke <matthias.kaehlcke@gmail.com> 1177444955 +0200
committer Len Brown <len.brown@intel.com> 1177812814 -0400

sonypi: use mutex instead of semaphore

the Sony Programmable I/O Control driver uses a semaphore as
mutex. use the mutex API instead of the (binary) semaphore

Signed-off-by: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Acked-by: Mattia Dongili <malattia@linux.it>
Signed-off-by: Len Brown <len.brown@intel.com>