Staging: comedi: remove unused functions from comedilib.h

Remove the functions that are not used from this file.  Now it will
be easier to determine what code can be removed from kcomedilib by
using sparse.

Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Frank Mori Hess <fmhess@users.sourceforge.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/comedi/comedilib.h

@@ -24,86 +24,16 @@
 #ifndef _LINUX_COMEDILIB_H
 #define _LINUX_COMEDILIB_H
 
-/* these functions may not be called at real-time priority */
-
 void *comedi_open(const char *path);
 int comedi_close(void *dev);
-
-/* these functions may be called at any priority, but may fail at
-   real-time priority */
-
-int comedi_lock(void *dev, unsigned int subdev);
-int comedi_unlock(void *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(void *dev);
-
-int comedi_cancel(void *dev, unsigned int subdev);
-int comedi_register_callback(void *dev, unsigned int subdev,
-			     unsigned int mask, int (*cb) (unsigned int,
-							   void *), void *arg);
-
-int comedi_command(void *dev, struct comedi_cmd *cmd);
-int comedi_command_test(void *dev, struct comedi_cmd *cmd);
-int comedi_trigger(void *dev, unsigned int subdev, struct comedi_trig *it);
-int __comedi_trigger(void *dev, unsigned int subdev, struct comedi_trig *it);
-int comedi_data_write(void *dev, unsigned int subdev, unsigned int chan,
-		      unsigned int range, unsigned int aref, unsigned int data);
-int comedi_data_read(void *dev, unsigned int subdev, unsigned int chan,
-		     unsigned int range, unsigned int aref, unsigned int *data);
-int comedi_data_read_hint(void *dev, unsigned int subdev,
-			  unsigned int chan, unsigned int range,
-			  unsigned int aref);
-int comedi_data_read_delayed(void *dev, unsigned int subdev, unsigned int chan,
-			     unsigned int range, unsigned int aref,
-			     unsigned int *data, unsigned int nano_sec);
 int comedi_dio_config(void *dev, unsigned int subdev, unsigned int chan,
 		      unsigned int io);
-int comedi_dio_read(void *dev, unsigned int subdev, unsigned int chan,
-		    unsigned int *val);
-int comedi_dio_write(void *dev, unsigned int subdev, unsigned int chan,
-		     unsigned int val);
 int comedi_dio_bitfield(void *dev, unsigned int subdev, unsigned int mask,
 			unsigned int *bits);
-int comedi_get_n_subdevices(void *dev);
-int comedi_get_version_code(void *dev);
-const char *comedi_get_driver_name(void *dev);
-const char *comedi_get_board_name(void *dev);
-int comedi_get_subdevice_type(void *dev, unsigned int subdevice);
 int comedi_find_subdevice_by_type(void *dev, int type, unsigned int subd);
 int comedi_get_n_channels(void *dev, unsigned int subdevice);
-unsigned int comedi_get_maxdata(void *dev, unsigned int subdevice, unsigned
-				int chan);
-int comedi_get_n_ranges(void *dev, unsigned int subdevice, unsigned int chan);
+
+/* internal to kcomedilb */
 int comedi_do_insn(void *dev, struct comedi_insn *insn);
-int comedi_poll(void *dev, unsigned int subdev);
-
-/* DEPRECATED functions */
-int comedi_get_rangetype(void *dev, unsigned int subdevice, unsigned int chan);
-
-/* ALPHA functions */
-unsigned int comedi_get_subdevice_flags(void *dev, unsigned int subdevice);
-int comedi_get_len_chanlist(void *dev, unsigned int subdevice);
-int comedi_get_krange(void *dev, unsigned int subdevice, unsigned int
-		      chan, unsigned int range, struct comedi_krange *krange);
-unsigned int comedi_get_buf_head_pos(void *dev, unsigned int subdevice);
-int comedi_set_user_int_count(void *dev, unsigned int subdevice,
-			      unsigned int buf_user_count);
-int comedi_map(void *dev, unsigned int subdev, void *ptr);
-int comedi_unmap(void *dev, unsigned int subdev);
-int comedi_get_buffer_size(void *dev, unsigned int subdev);
-int comedi_mark_buffer_read(void *dev, unsigned int subdevice,
-			    unsigned int num_bytes);
-int comedi_mark_buffer_written(void *d, unsigned int subdevice,
-			       unsigned int num_bytes);
-int comedi_get_buffer_contents(void *dev, unsigned int subdevice);
-int comedi_get_buffer_offset(void *dev, unsigned int subdevice);
-
 
 #endif