lkml.org 
[lkml]   [2012]   [Jul]   [18]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 19/90] staging: comedi: adv_pci1710: move comedi_pci_enable() into the attach
Date
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 <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh@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


\
 
 \ /
  Last update: 2012-07-19 04:01    [from the cache]
©2003-2011 Jasper Spaans