Use pci_is_enabled() in the "find pci device" function to determine if
the found pci device is not in use and move the comedi_pci_enable() call
into the attach.
Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
drivers/staging/comedi/drivers/adv_pci1710.c | 15 ++++++---------
1 file changed, 6 insertions(+), 9 deletions(-)
diff --git a/drivers/staging/comedi/drivers/adv_pci1710.c
b/drivers/staging/comedi/drivers/adv_pci1710.c
index 5eecf6b..33dd1db 100644
--- a/drivers/staging/comedi/drivers/adv_pci1710.c
+++ b/drivers/staging/comedi/drivers/adv_pci1710.c
@@ -1350,6 +1350,8 @@ static struct pci_dev *pci1710_find_pci_dev(struct
comedi_device *dev,
}
if (pcidev->vendor != PCI_VENDOR_ID_ADVANTECH)
continue;
+ if (pci_is_enabled(pcidev))
+ continue;
if (strcmp(this_board->name, DRV_NAME) == 0) {
for (i = 0; i < ARRAY_SIZE(boardtypes); ++i) {
@@ -1364,15 +1366,6 @@ static struct pci_dev *pci1710_find_pci_dev(struct
comedi_device *dev,
if (pcidev->device != boardtypes[board_index].device_id)
continue;
}
-
- /*
- * Look for device that isn't in use.
- * Enable PCI device and request regions.
- */
- if (comedi_pci_enable(pcidev, DRV_NAME)) {
- continue;
- }
- /* fixup board_ptr in case we were using the dummy entry with
the driver name */
dev->board_ptr = &boardtypes[board_index];
return pcidev;
}
@@ -1399,6 +1392,10 @@ static int pci1710_attach(struct comedi_device *dev,
if (!devpriv->pcidev)
return -EIO;
+ ret = comedi_pci_enable(devpriv->pcidev, DRV_NAME);
+ if (ret)
+ return ret;
+
dev->iobase = pci_resource_start(devpriv->pcidev, 2);
irq = devpriv->pcidev->irq;
--
1.7.11
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
