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path: root/drivers/video/pxafb.c
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Diffstat (limited to 'drivers/video/pxafb.c')
-rw-r--r--drivers/video/pxafb.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index bb2514369507..2b707a8ce5de 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -30,6 +30,7 @@
#include <linux/string.h>
#include <linux/interrupt.h>
#include <linux/slab.h>
+#include <linux/mm.h>
#include <linux/fb.h>
#include <linux/delay.h>
#include <linux/init.h>
@@ -40,6 +41,7 @@
#include <linux/clk.h>
#include <linux/err.h>
#include <linux/completion.h>
+#include <linux/mutex.h>
#include <linux/kthread.h>
#include <linux/freezer.h>
@@ -1116,7 +1118,7 @@ static void set_ctrlr_state(struct pxafb_info *fbi, u_int state)
{
u_int old_state;
- down(&fbi->ctrlr_sem);
+ mutex_lock(&fbi->ctrlr_lock);
old_state = fbi->state;
@@ -1204,7 +1206,7 @@ static void set_ctrlr_state(struct pxafb_info *fbi, u_int state)
}
break;
}
- up(&fbi->ctrlr_sem);
+ mutex_unlock(&fbi->ctrlr_lock);
}
/*
@@ -1457,7 +1459,7 @@ static struct pxafb_info * __devinit pxafb_init_fbinfo(struct device *dev)
init_waitqueue_head(&fbi->ctrlr_wait);
INIT_WORK(&fbi->task, pxafb_task);
- init_MUTEX(&fbi->ctrlr_sem);
+ mutex_init(&fbi->ctrlr_lock);
init_completion(&fbi->disable_done);
#ifdef CONFIG_FB_PXA_SMARTPANEL
init_completion(&fbi->command_done);