diff options
| author | H Hartley Sweeten <hartleys@visionengravers.com> | 2012-06-29 18:00:40 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2012-07-06 22:46:08 (GMT) |
| commit | 6daf1e0547ab6b9797a45ea9f45a035a5abb7821 (patch) | |
| tree | 8fa2fbe1eec55a8ab5f857cf594cdcf0973fff5d | |
| parent | cba9d4aa4e55547894d4625bc3f99bab2016a6c8 (diff) | |
| download | linux-fsl-qoriq-6daf1e0547ab6b9797a45ea9f45a035a5abb7821.tar.xz | |
staging: comedi: das_08: remove the 8254 'logic2phys' usage
The three 8254 timers have a 1:1 relationship to the comedi
channels. The 'logic2phys' usage just makes the driver more
complex.
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>
| -rw-r--r-- | drivers/staging/comedi/drivers/das08.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/staging/comedi/drivers/das08.c b/drivers/staging/comedi/drivers/das08.c index c0c93ea..2ad66f2 100644 --- a/drivers/staging/comedi/drivers/das08.c +++ b/drivers/staging/comedi/drivers/das08.c @@ -448,7 +448,7 @@ static int das08_counter_read(struct comedi_device *dev, { struct das08_private_struct *devpriv = dev->private; struct i8254_struct *st = &devpriv->i8254; - int chan = st->logic2phys[insn->chanspec]; + int chan = insn->chanspec; data[0] = i8254_read(st->iobase, 0, chan); return 1; @@ -460,7 +460,7 @@ static int das08_counter_write(struct comedi_device *dev, { struct das08_private_struct *devpriv = dev->private; struct i8254_struct *st = &devpriv->i8254; - int chan = st->logic2phys[insn->chanspec]; + int chan = insn->chanspec; i8254_write(st->iobase, 0, chan, data[0]); return 1; @@ -472,7 +472,7 @@ static int das08_counter_config(struct comedi_device *dev, { struct das08_private_struct *devpriv = dev->private; struct i8254_struct *st = &devpriv->i8254; - int chan = st->logic2phys[insn->chanspec]; + int chan = insn->chanspec; if (insn->n != 2) return -EINVAL; @@ -848,9 +848,6 @@ int das08_common_attach(struct comedi_device *dev, unsigned long iobase) s->insn_config = das08_counter_config; /* Set-up the 8254 structure */ devpriv->i8254.channels = 3; - devpriv->i8254.logic2phys[0] = 0; - devpriv->i8254.logic2phys[1] = 1; - devpriv->i8254.logic2phys[2] = 2; devpriv->i8254.iobase = iobase + thisboard->i8254_offset; i8254_initialize(&devpriv->i8254); } else { |