1#ifndef _COMEDI_INTERNAL_H 2#define _COMEDI_INTERNAL_H 3 4#include <linux/types.h> 5 6/* 7 * various internal comedi stuff 8 */ 9int do_rangeinfo_ioctl(struct comedi_device *dev, 10 struct comedi_rangeinfo __user *arg); 11struct comedi_device *comedi_alloc_board_minor(struct device *hardware_device); 12void comedi_release_hardware_device(struct device *hardware_device); 13int comedi_alloc_subdevice_minor(struct comedi_subdevice *s); 14void comedi_free_subdevice_minor(struct comedi_subdevice *s); 15 16int comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s, 17 unsigned long new_size); 18void comedi_buf_reset(struct comedi_subdevice *s); 19bool comedi_buf_is_mmapped(struct comedi_subdevice *s); 20void comedi_buf_map_get(struct comedi_buf_map *bm); 21int comedi_buf_map_put(struct comedi_buf_map *bm); 22struct comedi_buf_map *comedi_buf_map_from_subdev_get( 23 struct comedi_subdevice *s); 24unsigned int comedi_buf_write_n_allocated(struct comedi_subdevice *s); 25void comedi_device_cancel_all(struct comedi_device *dev); 26 27extern unsigned int comedi_default_buf_size_kb; 28extern unsigned int comedi_default_buf_maxsize_kb; 29 30/* drivers.c */ 31 32extern struct comedi_driver *comedi_drivers; 33extern struct mutex comedi_drivers_list_lock; 34 35int insn_inval(struct comedi_device *, struct comedi_subdevice *, 36 struct comedi_insn *, unsigned int *); 37 38void comedi_device_detach(struct comedi_device *); 39int comedi_device_attach(struct comedi_device *, struct comedi_devconfig *); 40 41#ifdef CONFIG_PROC_FS 42 43/* proc.c */ 44 45void comedi_proc_init(void); 46void comedi_proc_cleanup(void); 47#else 48static inline void comedi_proc_init(void) 49{ 50} 51 52static inline void comedi_proc_cleanup(void) 53{ 54} 55#endif 56 57#endif /* _COMEDI_INTERNAL_H */ 58