#define VFL_TYPE_SUBDEV 3
#define VFL_TYPE_MAX 4
+/* Is this a receiver, transmitter or mem-to-mem? */
+/* Ignored for VFL_TYPE_SUBDEV. */
+#define VFL_DIR_RX 0
+#define VFL_DIR_TX 1
+#define VFL_DIR_M2M 2
+
struct v4l2_ioctl_callbacks;
struct video_device;
struct v4l2_device;
#define V4L2_FL_USES_V4L2_FH (1)
/* Use the prio field of v4l2_fh for core priority checking */
#define V4L2_FL_USE_FH_PRIO (2)
-/* If ioctl core locking is in use, then apply that also to all
- file operations. Don't use this flag in new drivers! */
-#define V4L2_FL_LOCK_ALL_FOPS (3)
/* Priority helper functions */
/* device info */
char name[32];
- int vfl_type;
+ int vfl_type; /* device type */
+ int vfl_dir; /* receiver, transmitter or m2m */
/* 'minor' is set to -1 if the registration failed */
int minor;
u16 num;