[PATCH 03/18] staging: comedi: gsc_hpdi: use pci_ioremap_bar()

H Hartley Sweeten hsweeten at visionengravers.com
Wed Apr 10 18:27:13 UTC 2013


Use pci_ioremap_bar() to ioremap the PCI resources. That function
just takes the pci device and a bar number. It also has some
additional sanity checks to make sure the bar is actually a
memory resource.

Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbotti at mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
 drivers/staging/comedi/drivers/gsc_hpdi.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/drivers/staging/comedi/drivers/gsc_hpdi.c b/drivers/staging/comedi/drivers/gsc_hpdi.c
index 4221f26..0c061df 100644
--- a/drivers/staging/comedi/drivers/gsc_hpdi.c
+++ b/drivers/staging/comedi/drivers/gsc_hpdi.c
@@ -498,12 +498,8 @@ static int hpdi_auto_attach(struct comedi_device *dev,
 		return retval;
 	pci_set_master(pcidev);
 
-	devpriv->plx9080_iobase =
-		ioremap(pci_resource_start(pcidev, 0),
-			pci_resource_len(pcidev, 0));
-	devpriv->hpdi_iobase =
-		ioremap(pci_resource_start(pcidev, 2),
-			pci_resource_len(pcidev, 2));
+	devpriv->plx9080_iobase = pci_ioremap_bar(pcidev, 0);
+	devpriv->hpdi_iobase = pci_ioremap_bar(pcidev, 2);
 	if (!devpriv->plx9080_iobase || !devpriv->hpdi_iobase) {
 		dev_warn(dev->class_dev, "failed to remap io memory\n");
 		return -ENOMEM;
-- 
1.8.1.4




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