#include <linux/dvb/video.h>
#include <linux/dvb/audio.h>
#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
#include <media/tuner.h>
#include "cx18-mailbox.h"
#include "cx18-av-core.h"
/* gpio */
u32 gpio_dir;
u32 gpio_val;
+ struct mutex gpio_lock;
/* v4l2 and User settings */