Add some mutex to semaphore backward compatability changes

From: Trent Piepho <xyzzy@speakeasy.org>

Standard back compatability changes, for struct mutex added after 2.6.15.

Signed-off-by: Trent Piepho <xyzzy@speakeasy.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/linux/drivers/media/video/et61x251/et61x251.h b/linux/drivers/media/video/et61x251/et61x251.h
index 3ac2f508e..c5ac67528 100644
--- a/linux/drivers/media/video/et61x251/et61x251.h
+++ b/linux/drivers/media/video/et61x251/et61x251.h
@@ -34,7 +34,9 @@
 #include <linux/types.h>
 #include <linux/param.h>
 #include <linux/rwsem.h>
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,15)
 #include <linux/mutex.h>
+#endif
 #include <linux/stddef.h>
 #include <linux/string.h>
 
@@ -162,7 +164,11 @@ struct et61x251_device {
 	enum et61x251_dev_state state;
 	u8 users;
 
+#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,15)
 	struct mutex dev_mutex, fileop_mutex;
+#else
+	struct semaphore dev_mutex, fileop_mutex;
+#endif
 	spinlock_t queue_lock;
 	wait_queue_head_t open, wait_frame, wait_stream;
 };