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staging: comedi: remove comedi_dev_from_minor() 

The `comedi_dev_from_minor()` function is no longer used, so remove it.
Calls to it have either been replaced by calls to
`comedi_dev_get_from_minor()` or by using the `private_data` member of
the open file object.

Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Ian Abbott 2013-11-08 15:03:41 +00:00 committed by Greg Kroah-Hartman
parent e5d670dcb7
commit 49445b9117
2 changed files with 0 additions and 29 deletions
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28
drivers/staging/comedi/comedi_fops.c
View File

@ -189,34 +189,6 @@ static struct comedi_subdevice
return s;
}
static struct comedi_device *comedi_dev_from_board_minor(unsigned minor)
{
struct comedi_device *dev;
BUG_ON(minor >= COMEDI_NUM_BOARD_MINORS);
mutex_lock(&comedi_board_minor_table_lock);
dev = comedi_board_minor_table[minor];
mutex_unlock(&comedi_board_minor_table_lock);
return dev;
}
static struct comedi_device *comedi_dev_from_subdevice_minor(unsigned minor)
{
struct comedi_subdevice *s;
s = comedi_subdevice_from_minor(minor);
return s ? s->device : NULL;
}
struct comedi_device *comedi_dev_from_minor(unsigned minor)
{
if (minor < COMEDI_NUM_BOARD_MINORS)
return comedi_dev_from_board_minor(minor);
else
return comedi_dev_from_subdevice_minor(minor);
}
EXPORT_SYMBOL_GPL(comedi_dev_from_minor);
static struct comedi_device *comedi_dev_get_from_board_minor(unsigned minor)
{
struct comedi_device *dev;

1
drivers/staging/comedi/comedidev.h
View File

@ -235,7 +235,6 @@ enum comedi_minor_bits {
static const unsigned COMEDI_SUBDEVICE_MINOR_SHIFT = 4;
static const unsigned COMEDI_SUBDEVICE_MINOR_OFFSET = 1;
struct comedi_device *comedi_dev_from_minor(unsigned minor);
struct comedi_device *comedi_dev_get_from_minor(unsigned minor);
int comedi_dev_put(struct comedi_device *dev);