+static inline struct cx88_core *to_core(struct v4l2_device *v4l2_dev)
+{
+ return container_of(v4l2_dev, struct cx88_core, v4l2_dev);
+}
+
+#define call_all(core, o, f, args...) \
+ do { \
+ if (!core->i2c_rc) { \
+ if (core->gate_ctrl) \
+ core->gate_ctrl(core, 1); \
+ v4l2_device_call_all(&core->v4l2_dev, 0, o, f, ##args); \
+ if (core->gate_ctrl) \
+ core->gate_ctrl(core, 0); \
+ } \
+ } while (0)
+