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staging: comedi: comedi_fops: don't export comedi_get_device_file_info()

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This function is now only used in comedi_fops.c and does not need
to be exported.

Make it static and move it to avoid forward declarations.

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2012-12-19 15:36:00 -07:00 committed by Greg Kroah-Hartman
parent 4da5fa9a43
commit 87b1ad7a80
2 changed files with 12 additions and 14 deletions
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24
drivers/staging/comedi/comedi_fops.c
View File

@ -90,6 +90,18 @@ static DEFINE_SPINLOCK(comedi_file_info_table_lock);
static struct comedi_device_file_info
*comedi_file_info_table[COMEDI_NUM_MINORS];
static struct comedi_device_file_info *
comedi_get_device_file_info(unsigned minor)
{
struct comedi_device_file_info *info;
BUG_ON(minor >= COMEDI_NUM_MINORS);
spin_lock(&comedi_file_info_table_lock);
info = comedi_file_info_table[minor];
spin_unlock(&comedi_file_info_table_lock);
return info;
}
struct comedi_device *comedi_dev_from_minor(unsigned minor)
{
struct comedi_device_file_info *info;
@ -2540,15 +2552,3 @@ void comedi_free_subdevice_minor(struct comedi_subdevice *s)
}
kfree(info);
}
struct comedi_device_file_info *comedi_get_device_file_info(unsigned minor)
{
struct comedi_device_file_info *info;
BUG_ON(minor >= COMEDI_NUM_MINORS);
spin_lock(&comedi_file_info_table_lock);
info = comedi_file_info_table[minor];
spin_unlock(&comedi_file_info_table_lock);
return info;
}
EXPORT_SYMBOL_GPL(comedi_get_device_file_info);

2
drivers/staging/comedi/comedidev.h
View File

@ -280,8 +280,6 @@ enum comedi_minor_bits {
static const unsigned COMEDI_SUBDEVICE_MINOR_SHIFT = 4;
static const unsigned COMEDI_SUBDEVICE_MINOR_OFFSET = 1;
struct comedi_device_file_info *comedi_get_device_file_info(unsigned minor);
struct comedi_device *comedi_dev_from_minor(unsigned minor);
int comedi_alloc_subdevices(struct comedi_device *, int);