diff options
Diffstat (limited to 'drivers/parport/daisy.c')
| -rw-r--r-- | drivers/parport/daisy.c | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/drivers/parport/daisy.c b/drivers/parport/daisy.c index ff9f3445353..5bbff2028f8 100644 --- a/drivers/parport/daisy.c +++ b/drivers/parport/daisy.c @@ -275,35 +275,6 @@ void parport_close(struct pardevice *dev) parport_unregister_device(dev); } -/** - * parport_device_num - convert device coordinates - * @parport: parallel port number - * @mux: multiplexor port number (-1 for no multiplexor) - * @daisy: daisy chain address (-1 for no daisy chain address) - * - * This tries to locate a device on the given parallel port, - * multiplexor port and daisy chain address, and returns its - * device number or %-ENXIO if no device with those coordinates - * exists. - **/ - -int parport_device_num(int parport, int mux, int daisy) -{ - int res = -ENXIO; - struct daisydev *dev; - - spin_lock(&topology_lock); - dev = topology; - while (dev && dev->port->portnum != parport && - dev->port->muxport != mux && dev->daisy != daisy) - dev = dev->next; - if (dev) - res = dev->devnum; - spin_unlock(&topology_lock); - - return res; -} - /* Send a daisy-chain-style CPP command packet. */ static int cpp_daisy(struct parport *port, int cmd) { |