-int pikronisa_request_io(unsigned long io_addr);
-int pikronisa_release_io(unsigned long io_addr);
-int pikronisa_reset(int card);
-int pikronisa_init_hw_data(int card);
-int pikronisa_init_chip_data(int card, int chipnr);
-int pikronisa_init_obj_data(int chipnr, int objnr);
-void pikronisa_write_register(unsigned char data, unsigned long address);
+int pikronisa_request_io(struct candevice_t *candev);
+int pikronisa_release_io(struct candevice_t *candev);
+int pikronisa_reset(struct candevice_t *candev);
+int pikronisa_init_hw_data(struct candevice_t *candev);
+int pikronisa_init_chip_data(struct candevice_t *candev, int chipnr);
+int pikronisa_init_obj_data(struct canchip_t *chip, int objnr);
+int pikronisa_program_irq(struct candevice_t *candev);
+void pikronisa_write_register(unsigned data, unsigned long address);