staging: comedi: ni_tio.h: remove 'extern' from exported function prototypes

The 'extern' is not required, remove it.

Tidy up the function prototypes a bit.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/staging/comedi/drivers/ni_tio.h b/drivers/staging/comedi/drivers/ni_tio.h
index 042afaf36e6f0186c0cbd455a5ebef4966123023..d205da09153c7ac9a863aeec584a06efab496d7c 100644 (file)
--- a/drivers/staging/comedi/drivers/ni_tio.h
+++ b/drivers/staging/comedi/drivers/ni_tio.h
@@ -126,40 +126,29 @@ struct ni_gpct_device {
        spinlock_t regs_lock;
 };
 
-extern struct ni_gpct_device *ni_gpct_device_construct(struct comedi_device
-                                                      *dev,
-                                                      void (*write_register)
-                                                      (struct ni_gpct *
-                                                       counter, unsigned bits,
-                                                       enum ni_gpct_register
-                                                       reg),
-                                                      unsigned (*read_register)
-                                                      (struct ni_gpct *
-                                                       counter,
-                                                       enum ni_gpct_register
-                                                       reg),
-                                                      enum ni_gpct_variant
-                                                      variant,
-                                                      unsigned num_counters);
-extern void ni_gpct_device_destroy(struct ni_gpct_device *counter_dev);
-extern void ni_tio_init_counter(struct ni_gpct *counter);
-extern int ni_tio_rinsn(struct ni_gpct *counter,
-                       struct comedi_insn *insn, unsigned int *data);
-extern int ni_tio_insn_config(struct ni_gpct *counter,
-                             struct comedi_insn *insn, unsigned int *data);
-extern int ni_tio_winsn(struct ni_gpct *counter,
-                       struct comedi_insn *insn, unsigned int *data);
-extern int ni_tio_cmd(struct ni_gpct *counter, struct comedi_async *async);
-extern int ni_tio_cmdtest(struct ni_gpct *counter, struct comedi_cmd *cmd);
-extern int ni_tio_cancel(struct ni_gpct *counter);
-extern void ni_tio_handle_interrupt(struct ni_gpct *counter,
-                                   struct comedi_subdevice *s);
-extern void ni_tio_set_mite_channel(struct ni_gpct *counter,
-                                   struct mite_channel *mite_chan);
-extern void ni_tio_acknowledge_and_confirm(struct ni_gpct *counter,
-                                          int *gate_error, int *tc_error,
-                                          int *perm_stale_data,
-                                          int *stale_data);
+struct ni_gpct_device *
+ni_gpct_device_construct(struct comedi_device *,
+                        void (*write_register)(struct ni_gpct *,
+                                               unsigned bits,
+                                               enum ni_gpct_register),
+                        unsigned (*read_register)(struct ni_gpct *,
+                                                  enum ni_gpct_register),
+                        enum ni_gpct_variant,
+                        unsigned num_counters);
+void ni_gpct_device_destroy(struct ni_gpct_device *);
+void ni_tio_init_counter(struct ni_gpct *);
+int ni_tio_rinsn(struct ni_gpct *, struct comedi_insn *, unsigned int *data);
+int ni_tio_insn_config(struct ni_gpct *, struct comedi_insn *,
+                      unsigned int *data);
+int ni_tio_winsn(struct ni_gpct *, struct comedi_insn *, unsigned int *data);
+int ni_tio_cmd(struct ni_gpct *, struct comedi_async *);
+int ni_tio_cmdtest(struct ni_gpct *, struct comedi_cmd *);
+int ni_tio_cancel(struct ni_gpct *);
+void ni_tio_handle_interrupt(struct ni_gpct *, struct comedi_subdevice *);
+void ni_tio_set_mite_channel(struct ni_gpct *, struct mite_channel *);
+void ni_tio_acknowledge_and_confirm(struct ni_gpct *,
+                                   int *gate_error, int *tc_error,
+                                   int *perm_stale_data, int *stale_data);
 
 static inline struct ni_gpct *subdev_to_counter(struct comedi_subdevice *s)
 {