diff options
author | H Hartley Sweeten <hsweeten@visionengravers.com> | 2013-06-04 01:01:17 (GMT) |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-06-05 22:33:31 (GMT) |
commit | 8099a9841f1d9ff15de8f12cf1ba36b574d804c8 (patch) | |
tree | e8ee29dace2baccc36c38a2380af23bb7ccf255f | |
parent | e7400ab4f495572fcd3ec547e839208589cfbc15 (diff) | |
download | linux-fsl-qoriq-8099a9841f1d9ff15de8f12cf1ba36b574d804c8.tar.xz |
staging: comedi: pcmuio: remove 'subpriv' macro
The 'subpriv' macro relies on a local variable having a specific name.
Replace the macro with a local variable where used.
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>
-rw-r--r-- | drivers/staging/comedi/drivers/pcmuio.c | 21 |
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/staging/comedi/drivers/pcmuio.c b/drivers/staging/comedi/drivers/pcmuio.c index c53c101..f7f2762 100644 --- a/drivers/staging/comedi/drivers/pcmuio.c +++ b/drivers/staging/comedi/drivers/pcmuio.c @@ -189,8 +189,6 @@ struct pcmuio_private { struct pcmuio_subdev_private *sprivs; }; -#define subpriv ((struct pcmuio_subdev_private *)s->private) - /* DIO devices are slightly special. Although it is possible to * implement the insn_read/insn_write interface, it is much more * useful to applications if you implement the insn_bits interface. @@ -200,6 +198,7 @@ static int pcmuio_dio_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) { + struct pcmuio_subdev_private *subpriv = s->private; int byte_no; /* NOTE: @@ -278,6 +277,7 @@ static int pcmuio_dio_insn_config(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, unsigned int *data) { + struct pcmuio_subdev_private *subpriv = s->private; int chan = CR_CHAN(insn->chanspec), byte_no = chan / 8, bit_no = chan % 8; unsigned long ioaddr; @@ -427,8 +427,9 @@ static void unlock_port(struct comedi_device *dev, int asic, int port) static void pcmuio_stop_intr(struct comedi_device *dev, struct comedi_subdevice *s) { - int nports, firstport, asic, port; struct pcmuio_private *devpriv = dev->private; + struct pcmuio_subdev_private *subpriv = s->private; + int nports, firstport, asic, port; asic = subpriv->intr.asic; if (asic < 0) @@ -448,9 +449,10 @@ static void pcmuio_stop_intr(struct comedi_device *dev, static irqreturn_t interrupt_pcmuio(int irq, void *d) { - int asic, got1 = 0; struct comedi_device *dev = (struct comedi_device *)d; struct pcmuio_private *devpriv = dev->private; + struct pcmuio_subdev_private *subpriv; + int asic, got1 = 0; int i; for (asic = 0; asic < MAX_ASICS; ++asic) { @@ -505,6 +507,7 @@ static irqreturn_t interrupt_pcmuio(int irq, void *d) irq, asic, triggered); for (i = 0; i < dev->n_subdevices; i++) { s = &dev->subdevices[i]; + subpriv = s->private; if (subpriv->intr.asic == asic) { /* this is an interrupt subdev, and it matches this asic! */ unsigned long flags; unsigned oldevents; @@ -603,6 +606,7 @@ static int pcmuio_start_intr(struct comedi_device *dev, struct comedi_subdevice *s) { struct pcmuio_private *devpriv = dev->private; + struct pcmuio_subdev_private *subpriv = s->private; if (!subpriv->intr.continuous && subpriv->intr.stop_count == 0) { /* An empty acquisition! */ @@ -656,6 +660,7 @@ static int pcmuio_start_intr(struct comedi_device *dev, static int pcmuio_cancel(struct comedi_device *dev, struct comedi_subdevice *s) { + struct pcmuio_subdev_private *subpriv = s->private; unsigned long flags; spin_lock_irqsave(&subpriv->intr.spinlock, flags); @@ -673,6 +678,7 @@ static int pcmuio_inttrig_start_intr(struct comedi_device *dev, struct comedi_subdevice *s, unsigned int trignum) { + struct pcmuio_subdev_private *subpriv = s->private; unsigned long flags; int event = 0; @@ -697,6 +703,7 @@ pcmuio_inttrig_start_intr(struct comedi_device *dev, struct comedi_subdevice *s, */ static int pcmuio_cmd(struct comedi_device *dev, struct comedi_subdevice *s) { + struct pcmuio_subdev_private *subpriv = s->private; struct comedi_cmd *cmd = &s->async->cmd; unsigned long flags; int event = 0; @@ -793,8 +800,9 @@ static int pcmuio_cmdtest(struct comedi_device *dev, static int pcmuio_attach(struct comedi_device *dev, struct comedi_devconfig *it) { const struct pcmuio_board *board = comedi_board(dev); - struct pcmuio_private *devpriv; struct comedi_subdevice *s; + struct pcmuio_private *devpriv; + struct pcmuio_subdev_private *subpriv; int sdev_no, chans_left, n_subdevs, port, asic, thisasic_chanct = 0; unsigned int irq[MAX_ASICS]; int ret; @@ -839,7 +847,8 @@ static int pcmuio_attach(struct comedi_device *dev, struct comedi_devconfig *it) int byte_no; s = &dev->subdevices[sdev_no]; - s->private = &devpriv->sprivs[sdev_no]; + subpriv = &devpriv->sprivs[sdev_no]; + s->private = subpriv; s->maxdata = 1; s->range_table = &range_digital; s->subdev_flags = SDF_READABLE | SDF_WRITABLE; |