staging: comedi: icp_multi: remove check_channel_list()
authorH Hartley Sweeten <hsweeten@visionengravers.com>
Wed, 7 Oct 2015 21:52:43 +0000 (14:52 -0700)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 13 Oct 2015 05:56:42 +0000 (22:56 -0700)
This function would only be needed in the driver supported async
commands. It's #if 0'ed out anyway so just remove it.

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>
drivers/staging/comedi/drivers/icp_multi.c

index 68d177040f94babfd5d4489db74f877ed532fef2..5a896beccad0fbeb6ff4763797164b3f6fc39f8f 100644 (file)
@@ -245,39 +245,6 @@ static int icp_multi_insn_write_ctr(struct comedi_device *dev,
        return 0;
 }
 
-#if 0
-static int check_channel_list(struct comedi_device *dev,
-                             struct comedi_subdevice *s,
-                             unsigned int *chanlist, unsigned int n_chan)
-{
-       unsigned int i;
-
-       /*  Check that we at least have one channel to check */
-       if (n_chan < 1) {
-               dev_err(dev->class_dev, "range/channel list is empty!\n");
-               return 0;
-       }
-       /*  Check all channels */
-       for (i = 0; i < n_chan; i++) {
-               /*  Check that channel number is < maximum */
-               if (CR_AREF(chanlist[i]) == AREF_DIFF) {
-                       if (CR_CHAN(chanlist[i]) > (s->nchan / 2)) {
-                               dev_err(dev->class_dev,
-                                       "Incorrect differential ai ch-nr\n");
-                               return 0;
-                       }
-               } else {
-                       if (CR_CHAN(chanlist[i]) > s->n_chan) {
-                               dev_err(dev->class_dev,
-                                       "Incorrect ai channel number\n");
-                               return 0;
-                       }
-               }
-       }
-       return 1;
-}
-#endif
-
 static int icp_multi_reset(struct comedi_device *dev)
 {
        struct icp_multi_private *devpriv = dev->private;