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-rw-r--r--linux/drivers/media/dvb/bt8xx/dst_common.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/linux/drivers/media/dvb/bt8xx/dst_common.h b/linux/drivers/media/dvb/bt8xx/dst_common.h
index 29b5430db..81557f38f 100644
--- a/linux/drivers/media/dvb/bt8xx/dst_common.h
+++ b/linux/drivers/media/dvb/bt8xx/dst_common.h
@@ -22,6 +22,7 @@
#ifndef DST_COMMON_H
#define DST_COMMON_H
+#include <linux/smp_lock.h>
#include <linux/dvb/frontend.h>
#include <linux/device.h>
#include "bt878.h"
@@ -119,6 +120,8 @@ struct dst_state {
u8 card_info[8];
u8 vendor[8];
u8 board_info[8];
+
+ struct semaphore dst_mutex;
};
struct dst_types {