From c6c60106b9584f17c55e4c5e0ce9b905a1a6cdb6 Mon Sep 17 00:00:00 2001
From: Matthias Kaehlcke <matthias.kaehlcke@gmail.com>
Date: Tue, 24 Apr 2007 22:02:35 +0200
Subject: [PATCH] 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>
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