diff options
| author | H Hartley Sweeten <hsweeten@visionengravers.com> | 2014-11-21 14:22:28 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-11-26 15:39:59 -0800 |
| commit | 24001039a4618e80cdf44a2b2970001dd8e63029 (patch) | |
| tree | e96c6861db490730e9ddd5803419a60ea1034581 /drivers/staging/comedi/drivers/adv_pci1723.c | |
| parent | 01601aaf9f23bf2e1ed41a06f37e7d990f64806a (diff) | |
staging: comedi: adv_pci1723: remove private data 'da_range'
This member of the private data is initialized to 0 by pci1723_reset()
and is not used any where else in the driver. Remove it.
Use the register map defines to set the range for each output channel.
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>
Diffstat (limited to 'drivers/staging/comedi/drivers/adv_pci1723.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/adv_pci1723.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/staging/comedi/drivers/adv_pci1723.c b/drivers/staging/comedi/drivers/adv_pci1723.c index 51349893fb95..87f78367fe95 100644 --- a/drivers/staging/comedi/drivers/adv_pci1723.c +++ b/drivers/staging/comedi/drivers/adv_pci1723.c @@ -86,7 +86,6 @@ TODO: #define PCI1723_VREF_POS10V (3 << 0) struct pci1723_private { - unsigned char da_range[8]; /* D/A output range for each channel */ unsigned short ao_data[8]; /* data output buffer */ }; @@ -105,8 +104,7 @@ static int pci1723_reset(struct comedi_device *dev) devpriv->ao_data[i] = 0x8000; outw(devpriv->ao_data[i], dev->iobase + PCI1723_AO_REG(i)); /* set all ranges to +/- 10V */ - devpriv->da_range[i] = 0; - outw(((devpriv->da_range[i] << 4) | i), + outw(PCI1723_CTRL_RANGE(0) | PCI1723_CTRL_CHAN(i), PCI1723_CTRL_REG); } |