int ipu_module_enable(struct ipu_soc *ipu, u32 mask);
int ipu_module_disable(struct ipu_soc *ipu, u32 mask);
+bool ipu_idmac_channel_busy(struct ipu_soc *ipu, unsigned int chno);
+int ipu_wait_interrupt(struct ipu_soc *ipu, int irq, int ms);
+
int ipu_di_init(struct ipu_soc *ipu, struct device *dev, int id,
unsigned long base, u32 module, struct clk *ipu_clk);
void ipu_di_exit(struct ipu_soc *ipu, int id);