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staging: comedi: aio_aio12_8: remove devpriv macro

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This macro relies on a local variable having a specific name. Remove
it.

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>
This commit is contained in:
H Hartley Sweeten 2012-08-20 11:28:07 -07:00 • committed by Greg Kroah-Hartman
parent f853d9ddf4
commit 062bc6fe6e
1 changed files with 7 additions and 4 deletions
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11
drivers/staging/comedi/drivers/aio_aio12_8.c
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@ -84,8 +84,6 @@ struct aio12_8_private {
unsigned int ao_readback[4];
};
#define devpriv ((struct aio12_8_private *) dev->private)
static int aio_aio12_8_ai_read(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
@ -125,6 +123,7 @@ static int aio_aio12_8_ao_read(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
struct aio12_8_private *devpriv = dev->private;
int i;
int val = devpriv->ao_readback[CR_CHAN(insn->chanspec)];
@ -137,6 +136,7 @@ static int aio_aio12_8_ao_write(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
struct aio12_8_private *devpriv = dev->private;
int i;
int chan = CR_CHAN(insn->chanspec);
unsigned long port = dev->iobase + AIO12_8_DAC_0 + (2 * chan);
@ -166,6 +166,7 @@ static int aio_aio12_8_attach(struct comedi_device *dev,
struct comedi_devconfig *it)
{
const struct aio12_8_boardtype *board = comedi_board(dev);
struct aio12_8_private *devpriv;
int iobase;
struct comedi_subdevice *s;
int ret;
@ -180,8 +181,10 @@ static int aio_aio12_8_attach(struct comedi_device *dev,
dev->iobase = iobase;
if (alloc_private(dev, sizeof(struct aio12_8_private)) < 0)
return -ENOMEM;
ret = alloc_private(dev, sizeof(*devpriv));
if (ret)
return ret;
devpriv = dev->private;
ret = comedi_alloc_subdevices(dev, 3);
if (ret)