#include <linux/i2c.h>
#include <linux/init.h>
#include <linux/platform_device.h>
+#include <linux/slab.h>
#include <linux/videodev2.h>
#include <media/ak881x.h>
return ak881x_try_g_mbus_fmt(sd, mf);
}
-static int ak881x_enum_mbus_fmt(struct v4l2_subdev *sd, int index,
+static int ak881x_enum_mbus_fmt(struct v4l2_subdev *sd, unsigned int index,
enum v4l2_mbus_pixelcode *code)
{
if (index)