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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-08-05 17:04:01 -0300 |
commit | 57f0f512b273f60d52568b8c6b77e17f5636edc0 (patch) | |
tree | 5e910f0e82173f4ef4f51111366a3f1299037a7b /drivers/staging/comedi/comedi_internal.h |
Initial import
Diffstat (limited to 'drivers/staging/comedi/comedi_internal.h')
-rw-r--r-- | drivers/staging/comedi/comedi_internal.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/staging/comedi/comedi_internal.h b/drivers/staging/comedi/comedi_internal.h new file mode 100644 index 000000000..3b9185388 --- /dev/null +++ b/drivers/staging/comedi/comedi_internal.h @@ -0,0 +1,67 @@ +#ifndef _COMEDI_INTERNAL_H +#define _COMEDI_INTERNAL_H + +#include <linux/compiler.h> +#include <linux/types.h> + +/* + * various internal comedi stuff + */ + +struct comedi_buf_map; +struct comedi_devconfig; +struct comedi_device; +struct comedi_insn; +struct comedi_rangeinfo; +struct comedi_subdevice; +struct device; + +int do_rangeinfo_ioctl(struct comedi_device *dev, + struct comedi_rangeinfo __user *arg); +struct comedi_device *comedi_alloc_board_minor(struct device *hardware_device); +void comedi_release_hardware_device(struct device *hardware_device); +int comedi_alloc_subdevice_minor(struct comedi_subdevice *s); +void comedi_free_subdevice_minor(struct comedi_subdevice *s); + +int comedi_buf_alloc(struct comedi_device *dev, struct comedi_subdevice *s, + unsigned long new_size); +void comedi_buf_reset(struct comedi_subdevice *s); +bool comedi_buf_is_mmapped(struct comedi_subdevice *s); +void comedi_buf_map_get(struct comedi_buf_map *bm); +int comedi_buf_map_put(struct comedi_buf_map *bm); +struct comedi_buf_map *comedi_buf_map_from_subdev_get( + struct comedi_subdevice *s); +unsigned int comedi_buf_write_n_allocated(struct comedi_subdevice *s); +void comedi_device_cancel_all(struct comedi_device *dev); + +extern unsigned int comedi_default_buf_size_kb; +extern unsigned int comedi_default_buf_maxsize_kb; + +/* drivers.c */ + +extern struct comedi_driver *comedi_drivers; +extern struct mutex comedi_drivers_list_lock; + +int insn_inval(struct comedi_device *, struct comedi_subdevice *, + struct comedi_insn *, unsigned int *); + +void comedi_device_detach(struct comedi_device *); +int comedi_device_attach(struct comedi_device *, struct comedi_devconfig *); + +#ifdef CONFIG_PROC_FS + +/* proc.c */ + +void comedi_proc_init(void); +void comedi_proc_cleanup(void); +#else +static inline void comedi_proc_init(void) +{ +} + +static inline void comedi_proc_cleanup(void) +{ +} +#endif + +#endif /* _COMEDI_INTERNAL_H */ |