diff options
Diffstat (limited to 'drivers/staging/comedi/comedilib.h')
-rw-r--r-- | drivers/staging/comedi/comedilib.h | 192 |
1 files changed, 192 insertions, 0 deletions
diff --git a/drivers/staging/comedi/comedilib.h b/drivers/staging/comedi/comedilib.h new file mode 100644 index 00000000000..fc5fc015726 --- /dev/null +++ b/drivers/staging/comedi/comedilib.h @@ -0,0 +1,192 @@ +/* + linux/include/comedilib.h + header file for kcomedilib + + COMEDI - Linux Control and Measurement Device Interface + Copyright (C) 1998-2001 David A. Schleef <ds@schleef.org> + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + +*/ + +#ifndef _LINUX_COMEDILIB_H +#define _LINUX_COMEDILIB_H + +#include "comedi.h" + +/* Kernel internal stuff. Needed by real-time modules and such. */ + +#ifndef __KERNEL__ +#error linux/comedilib.h should not be included by non-kernel-space code +#endif + +/* exported functions */ + +#ifndef KCOMEDILIB_DEPRECATED + +typedef void comedi_t; + +/* these functions may not be called at real-time priority */ + +comedi_t *comedi_open(const char *path); +int comedi_close(comedi_t *dev); + +/* these functions may be called at any priority, but may fail at + real-time priority */ + +int comedi_lock(comedi_t *dev, unsigned int subdev); +int comedi_unlock(comedi_t *dev, unsigned int subdev); + +/* these functions may be called at any priority, but you must hold + the lock for the subdevice */ + +int comedi_loglevel(int loglevel); +void comedi_perror(const char *s); +char *comedi_strerror(int errnum); +int comedi_errno(void); +int comedi_fileno(comedi_t *dev); + +int comedi_cancel(comedi_t *dev, unsigned int subdev); +int comedi_register_callback(comedi_t *dev, unsigned int subdev, + unsigned int mask, int (*cb) (unsigned int, void *), void *arg); + +int comedi_command(comedi_t *dev, comedi_cmd *cmd); +int comedi_command_test(comedi_t *dev, comedi_cmd *cmd); +int comedi_trigger(comedi_t *dev, unsigned int subdev, comedi_trig *it); +int __comedi_trigger(comedi_t *dev, unsigned int subdev, comedi_trig *it); +int comedi_data_write(comedi_t *dev, unsigned int subdev, unsigned int chan, + unsigned int range, unsigned int aref, lsampl_t data); +int comedi_data_read(comedi_t *dev, unsigned int subdev, unsigned int chan, + unsigned int range, unsigned int aref, lsampl_t *data); +int comedi_data_read_hint(comedi_t *dev, unsigned int subdev, + unsigned int chan, unsigned int range, unsigned int aref); +int comedi_data_read_delayed(comedi_t *dev, unsigned int subdev, + unsigned int chan, unsigned int range, unsigned int aref, + lsampl_t *data, unsigned int nano_sec); +int comedi_dio_config(comedi_t *dev, unsigned int subdev, unsigned int chan, + unsigned int io); +int comedi_dio_read(comedi_t *dev, unsigned int subdev, unsigned int chan, + unsigned int *val); +int comedi_dio_write(comedi_t *dev, unsigned int subdev, unsigned int chan, + unsigned int val); +int comedi_dio_bitfield(comedi_t *dev, unsigned int subdev, unsigned int mask, + unsigned int *bits); +int comedi_get_n_subdevices(comedi_t *dev); +int comedi_get_version_code(comedi_t *dev); +const char *comedi_get_driver_name(comedi_t *dev); +const char *comedi_get_board_name(comedi_t *dev); +int comedi_get_subdevice_type(comedi_t *dev, unsigned int subdevice); +int comedi_find_subdevice_by_type(comedi_t *dev, int type, unsigned int subd); +int comedi_get_n_channels(comedi_t *dev, unsigned int subdevice); +lsampl_t comedi_get_maxdata(comedi_t *dev, unsigned int subdevice, unsigned + int chan); +int comedi_get_n_ranges(comedi_t *dev, unsigned int subdevice, unsigned int + chan); +int comedi_do_insn(comedi_t *dev, comedi_insn *insn); +int comedi_poll(comedi_t *dev, unsigned int subdev); + +/* DEPRECATED functions */ +int comedi_get_rangetype(comedi_t *dev, unsigned int subdevice, + unsigned int chan); + +/* ALPHA functions */ +unsigned int comedi_get_subdevice_flags(comedi_t *dev, unsigned int subdevice); +int comedi_get_len_chanlist(comedi_t *dev, unsigned int subdevice); +int comedi_get_krange(comedi_t *dev, unsigned int subdevice, unsigned int + chan, unsigned int range, comedi_krange *krange); +unsigned int comedi_get_buf_head_pos(comedi_t *dev, unsigned int subdevice); +int comedi_set_user_int_count(comedi_t *dev, unsigned int subdevice, + unsigned int buf_user_count); +int comedi_map(comedi_t *dev, unsigned int subdev, void *ptr); +int comedi_unmap(comedi_t *dev, unsigned int subdev); +int comedi_get_buffer_size(comedi_t *dev, unsigned int subdev); +int comedi_mark_buffer_read(comedi_t *dev, unsigned int subdevice, + unsigned int num_bytes); +int comedi_mark_buffer_written(comedi_t *d, unsigned int subdevice, + unsigned int num_bytes); +int comedi_get_buffer_contents(comedi_t *dev, unsigned int subdevice); +int comedi_get_buffer_offset(comedi_t *dev, unsigned int subdevice); + +#else + +/* these functions may not be called at real-time priority */ + +int comedi_open(unsigned int minor); +void comedi_close(unsigned int minor); + +/* these functions may be called at any priority, but may fail at + real-time priority */ + +int comedi_lock(unsigned int minor, unsigned int subdev); +int comedi_unlock(unsigned int minor, unsigned int subdev); + +/* these functions may be called at any priority, but you must hold + the lock for the subdevice */ + +int comedi_cancel(unsigned int minor, unsigned int subdev); +int comedi_register_callback(unsigned int minor, unsigned int subdev, + unsigned int mask, int (*cb) (unsigned int, void *), void *arg); + +int comedi_command(unsigned int minor, comedi_cmd *cmd); +int comedi_command_test(unsigned int minor, comedi_cmd *cmd); +int comedi_trigger(unsigned int minor, unsigned int subdev, comedi_trig *it); +int __comedi_trigger(unsigned int minor, unsigned int subdev, comedi_trig *it); +int comedi_data_write(unsigned int dev, unsigned int subdev, unsigned int chan, + unsigned int range, unsigned int aref, lsampl_t data); +int comedi_data_read(unsigned int dev, unsigned int subdev, unsigned int chan, + unsigned int range, unsigned int aref, lsampl_t *data); +int comedi_dio_config(unsigned int dev, unsigned int subdev, unsigned int chan, + unsigned int io); +int comedi_dio_read(unsigned int dev, unsigned int subdev, unsigned int chan, + unsigned int *val); +int comedi_dio_write(unsigned int dev, unsigned int subdev, unsigned int chan, + unsigned int val); +int comedi_dio_bitfield(unsigned int dev, unsigned int subdev, + unsigned int mask, unsigned int *bits); +int comedi_get_n_subdevices(unsigned int dev); +int comedi_get_version_code(unsigned int dev); +char *comedi_get_driver_name(unsigned int dev); +char *comedi_get_board_name(unsigned int minor); +int comedi_get_subdevice_type(unsigned int minor, unsigned int subdevice); +int comedi_find_subdevice_by_type(unsigned int minor, int type, + unsigned int subd); +int comedi_get_n_channels(unsigned int minor, unsigned int subdevice); +lsampl_t comedi_get_maxdata(unsigned int minor, unsigned int subdevice, unsigned + int chan); +int comedi_get_n_ranges(unsigned int minor, unsigned int subdevice, unsigned int + chan); +int comedi_do_insn(unsigned int minor, comedi_insn *insn); +int comedi_poll(unsigned int minor, unsigned int subdev); + +/* DEPRECATED functions */ +int comedi_get_rangetype(unsigned int minor, unsigned int subdevice, + unsigned int chan); + +/* ALPHA functions */ +unsigned int comedi_get_subdevice_flags(unsigned int minor, unsigned int + subdevice); +int comedi_get_len_chanlist(unsigned int minor, unsigned int subdevice); +int comedi_get_krange(unsigned int minor, unsigned int subdevice, unsigned int + chan, unsigned int range, comedi_krange *krange); +unsigned int comedi_get_buf_head_pos(unsigned int minor, unsigned int + subdevice); +int comedi_set_user_int_count(unsigned int minor, unsigned int subdevice, + unsigned int buf_user_count); +int comedi_map(unsigned int minor, unsigned int subdev, void **ptr); +int comedi_unmap(unsigned int minor, unsigned int subdev); + +#endif + +#endif |