The macro 'thisboard' relies on a local variable having a specific
name and yeilds a pointer derived from that local variable. Replace
the macro with a local variable where used and use the comedi_board()
helper to get the pointer.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/rtd520.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c
index 8ea0db1..92f806d 100644
--- a/drivers/staging/comedi/drivers/rtd520.c
+++ b/drivers/staging/comedi/drivers/rtd520.c
@@ -328,11 +328,6 @@ static const struct rtdBoard rtd520Boards[] = {
};
/*
- * Useful for shorthand access to the particular board structure
- */
-#define thisboard ((const struct rtdBoard *)dev->board_ptr)
-
-/*
This structure is for data unique to this hardware driver.
This is also unique for each board in the system.
*/
@@ -447,6 +442,7 @@ static int rtd_ns_to_timer(unsigned int *ns, int round_mode)
static unsigned short rtdConvertChanGain(struct comedi_device *dev,
unsigned int comediChan, int chanIndex)
{ /* index in channel list */
+ const struct rtdBoard *thisboard = comedi_board(dev);
struct rtdPrivate *devpriv = dev->private;
unsigned int chan, range, aref;
unsigned short r = 0;
@@ -1611,6 +1607,7 @@ static int rtd_dio_insn_config(struct comedi_device *dev,
static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it)
{ /* board name and options flags */
+ const struct rtdBoard *thisboard;
struct rtdPrivate *devpriv;
struct comedi_subdevice *s;
struct pci_dev *pcidev;
@@ -1671,6 +1668,7 @@ static int rtd_attach(struct comedi_device *dev, struct comedi_devconfig *it)
return -EIO;
}
devpriv->pci_dev = pcidev;
+ thisboard = comedi_board(dev);
dev->board_name = thisboard->name;
ret = comedi_pci_enable(pcidev, DRV_NAME);
--
1.7.11
_______________________________________________
devel mailing list
devel@xxxxxxxxxxxxxxxxxxxxxx
http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
