[PATCH 07/90] staging: comedi: adl_pci7432: store the pci_dev in the comedi_device

[H Hartley Sweeten]

Use the hw_dev pointer in the comedi_device struct to hold the
pci_dev instead of carrying it in the private data.

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/adl_pci7432.c | 19 +++++++++++--------
 1 file changed, 11 insertions(+), 8 deletions(-)

diff --git a/drivers/staging/comedi/drivers/adl_pci7432.c 
b/drivers/staging/comedi/drivers/adl_pci7432.c
index 10683c2..ebe022d 100644
--- a/drivers/staging/comedi/drivers/adl_pci7432.c
+++ b/drivers/staging/comedi/drivers/adl_pci7432.c
@@ -44,7 +44,6 @@ Configuration Options:
 
 struct adl_pci7432_private {
        int data;
-       struct pci_dev *pci_dev;
 };
 
 #define devpriv ((struct adl_pci7432_private *)dev->private)
@@ -110,6 +109,7 @@ static struct pci_dev *adl_pci7432_find_pci(struct 
comedi_device *dev,
 static int adl_pci7432_attach(struct comedi_device *dev,
                              struct comedi_devconfig *it)
 {
+       struct pci_dev *pcidev;
        struct comedi_subdevice *s;
        int ret;
 
@@ -124,16 +124,17 @@ static int adl_pci7432_attach(struct comedi_device *dev,
        if (ret)
                return ret;
 
-       devpriv->pci_dev = adl_pci7432_find_pci(dev, it);
-       if (!devpriv->pci_dev)
+       pcidev = adl_pci7432_find_pci(dev, it);
+       if (!pcidev)
                return -EIO;
+       comedi_set_hw_dev(dev, &pcidev->dev);
 
-       if (comedi_pci_enable(devpriv->pci_dev, "adl_pci7432") < 0) {
+       if (comedi_pci_enable(pcidev, "adl_pci7432") < 0) {
                printk(KERN_ERR "comedi%d: Failed to enable PCI device and 
request regions\n",
                        dev->minor);
                return -EIO;
        }
-       dev->iobase = pci_resource_start(devpriv->pci_dev, 2);
+       dev->iobase = pci_resource_start(pcidev, 2);
        printk(KERN_INFO "comedi: base addr %4lx\n", dev->iobase);
 
        s = dev->subdevices + 0;
@@ -162,10 +163,12 @@ static int adl_pci7432_attach(struct comedi_device *dev,
 
 static void adl_pci7432_detach(struct comedi_device *dev)
 {
-       if (devpriv && devpriv->pci_dev) {
+       struct pci_dev *pcidev = comedi_to_pci_dev(dev);
+
+       if (pcidev) {
                if (dev->iobase)
-                       comedi_pci_disable(devpriv->pci_dev);
-               pci_dev_put(devpriv->pci_dev);
+                       comedi_pci_disable(pcidev);
+               pci_dev_put(pcidev);
        }
 }
 
-- 
1.7.11

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