github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-08-01 20:22:08 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

staging: comedi: pcmmio: remove 'subpriv' macro

Browse Source 
This macro relies on a local variable having a specific name. Remove
the macro and add 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>
This commit is contained in:
H Hartley Sweeten 2013-12-09 15:30:57 -07:00 committed by Greg Kroah-Hartman
parent 03a36f172b
commit 20218e6a3c
1 changed files with 14 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/staging/comedi/drivers/pcmmio.c
View File

@ -260,8 +260,6 @@ struct pcmmio_private {
unsigned int ao_readback[8];
};
#define subpriv ((struct pcmmio_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.
@ -271,6 +269,7 @@ static int pcmmio_dio_insn_bits(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
struct pcmmio_subdev_private *subpriv = s->private;
int byte_no;
/* NOTE:
@ -327,6 +326,7 @@ static int pcmmio_dio_insn_config(struct comedi_device *dev,
struct comedi_insn *insn,
unsigned int *data)
{
struct pcmmio_subdev_private *subpriv = s->private;
unsigned int chan = CR_CHAN(insn->chanspec);
int byte_no = chan / 8;
int bit_no = chan % 8;
@ -379,6 +379,7 @@ static void pcmmio_reset(struct comedi_device *dev)
static void pcmmio_stop_intr(struct comedi_device *dev,
struct comedi_subdevice *s)
{
struct pcmmio_subdev_private *subpriv = s->private;
int nports, firstport, asic, port;
asic = subpriv->dio.intr.asic;
@ -457,7 +458,10 @@ static irqreturn_t interrupt_pcmmio(int irq, void *d)
"got edge detect interrupt %d asic %d which_chans: %06x\n",
irq, asic, triggered);
for (i = 2; i < dev->n_subdevices; i++) {
struct pcmmio_subdev_private *subpriv;
s = &dev->subdevices[i];
subpriv = s->private;
/*
* this is an interrupt subdev,
* and it matches this asic!
@ -556,6 +560,8 @@ static irqreturn_t interrupt_pcmmio(int irq, void *d)
static int pcmmio_start_intr(struct comedi_device *dev,
struct comedi_subdevice *s)
{
struct pcmmio_subdev_private *subpriv = s->private;
if (!subpriv->dio.intr.continuous && subpriv->dio.intr.stop_count == 0) {
/* An empty acquisition! */
s->async->events |= COMEDI_CB_EOA;
@ -623,6 +629,7 @@ static int pcmmio_start_intr(struct comedi_device *dev,
static int pcmmio_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
{
struct pcmmio_subdev_private *subpriv = s->private;
unsigned long flags;
spin_lock_irqsave(&subpriv->dio.intr.spinlock, flags);
@ -640,6 +647,7 @@ static int
pcmmio_inttrig_start_intr(struct comedi_device *dev, struct comedi_subdevice *s,
unsigned int trignum)
{
struct pcmmio_subdev_private *subpriv = s->private;
unsigned long flags;
int event = 0;
@ -663,6 +671,7 @@ pcmmio_inttrig_start_intr(struct comedi_device *dev, struct comedi_subdevice *s,
*/
static int pcmmio_cmd(struct comedi_device *dev, struct comedi_subdevice *s)
{
struct pcmmio_subdev_private *subpriv = s->private;
struct comedi_cmd *cmd = &s->async->cmd;
unsigned long flags;
int event = 0;
@ -918,6 +927,7 @@ static int pcmmio_ao_insn_write(struct comedi_device *dev,
static int pcmmio_attach(struct comedi_device *dev, struct comedi_devconfig *it)
{
struct pcmmio_private *devpriv;
struct pcmmio_subdev_private *subpriv;
struct comedi_subdevice *s;
int sdev_no, chans_left, n_dio_subdevs, n_subdevs, port, asic,
thisasic_chanct = 0;
@ -981,7 +991,8 @@ static int pcmmio_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;