[PATCH 15/33] staging: comedi: cb_das16_cs: remove thisboard and devpriv macros

From: H Hartley Sweeten
Date: Mon Jun 25 2012 - 19:56:38 EST


The 'thisboard' and 'devpriv' macros rely on a local variable having
a specific name and yield pointers derived from that local variable.
Replace the macro with local variables where used. Use the
comedi_board() helper to get the 'thisboard' pointer.

Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Frank Mori Hess <fmhess@xxxxxxxxxxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/cb_das16_cs.c | 8 ++++++--
1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/drivers/staging/comedi/drivers/cb_das16_cs.c b/drivers/staging/comedi/drivers/cb_das16_cs.c
index e0821b9..496c331 100644
--- a/drivers/staging/comedi/drivers/cb_das16_cs.c
+++ b/drivers/staging/comedi/drivers/cb_das16_cs.c
@@ -85,7 +85,6 @@ static const struct das16cs_board das16cs_boards[] = {
};

#define n_boards ARRAY_SIZE(das16cs_boards)
-#define thisboard ((const struct das16cs_board *)dev->board_ptr)

struct das16cs_private {
struct pcmcia_device *link;
@@ -94,7 +93,6 @@ struct das16cs_private {
unsigned short status1;
unsigned short status2;
};
-#define devpriv ((struct das16cs_private *)dev->private)

static struct pcmcia_device *cur_dev;

@@ -120,6 +118,7 @@ static int das16cs_ai_rinsn(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
+ struct das16cs_private *devpriv = dev->private;
int i;
int to;
int aref;
@@ -328,6 +327,7 @@ static int das16cs_ao_winsn(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
+ struct das16cs_private *devpriv = dev->private;
int i;
int chan = CR_CHAN(insn->chanspec);
unsigned short status1;
@@ -375,6 +375,7 @@ static int das16cs_ao_rinsn(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
+ struct das16cs_private *devpriv = dev->private;
int i;
int chan = CR_CHAN(insn->chanspec);

@@ -411,6 +412,7 @@ static int das16cs_dio_insn_config(struct comedi_device *dev,
struct comedi_subdevice *s,
struct comedi_insn *insn, unsigned int *data)
{
+ struct das16cs_private *devpriv = dev->private;
int chan = CR_CHAN(insn->chanspec);
int bits;

@@ -478,6 +480,7 @@ static const struct das16cs_board *das16cs_probe(struct comedi_device *dev,
static int das16cs_attach(struct comedi_device *dev,
struct comedi_devconfig *it)
{
+ const struct das16cs_board *thisboard;
struct pcmcia_device *link;
struct comedi_subdevice *s;
int ret;
@@ -509,6 +512,7 @@ static int das16cs_attach(struct comedi_device *dev,
dev->board_ptr = das16cs_probe(dev, link);
if (!dev->board_ptr)
return -EIO;
+ thisboard = comedi_board(dev);

dev->board_name = thisboard->name;

--
1.7.11

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