The 'got_regions' variable in the private data is used as a flag
for the detach to know if the pci device has been enabled.
Typically the dev->iobase variable is used to indicate this in
all the other comedi drivers. Do the same here for consistancy.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/daqboard2000.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/drivers/staging/comedi/drivers/daqboard2000.c b/drivers/staging/comedi/drivers/daqboard2000.c
index eb07466..1d94b58 100644
--- a/drivers/staging/comedi/drivers/daqboard2000.c
+++ b/drivers/staging/comedi/drivers/daqboard2000.c
@@ -320,7 +320,6 @@ struct daqboard2000_private {
struct pci_dev *pci_dev;
void *daq;
void *plx;
- int got_regions;
unsigned int ao_readback[2];
};
@@ -760,11 +759,11 @@ static int daqboard2000_attach(struct comedi_device *dev,
"failed to enable PCI device and request regions\n");
return -EIO;
}
- devpriv->got_regions = 1;
+ dev->iobase = pci_resource_start(pcidev, 2);
+
devpriv->plx =
ioremap(pci_resource_start(pcidev, 0), DAQBOARD2000_PLX_SIZE);
- devpriv->daq =
- ioremap(pci_resource_start(pcidev, 2), DAQBOARD2000_DAQ_SIZE);
+ devpriv->daq = ioremap(dev->iobase, DAQBOARD2000_DAQ_SIZE);
if (!devpriv->plx || !devpriv->daq)
return -ENOMEM;
@@ -844,7 +843,7 @@ static void daqboard2000_detach(struct comedi_device *dev)
if (devpriv->plx)
iounmap(devpriv->plx);
if (devpriv->pci_dev) {
- if (devpriv->got_regions)
+ if (dev->iobase)
comedi_pci_disable(devpriv->pci_dev);
pci_dev_put(devpriv->pci_dev);
}
--
1.7.11
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