[PATCH 25/30] staging: comedi: dyna_pci10xx: use comedi_device pci_dev pointer

From: H Hartley Sweeten
Date: Wed Jul 11 2012 - 18:33:04 EST


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

Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/dyna_pci10xx.c | 25 ++++++++++++-------------
1 file changed, 12 insertions(+), 13 deletions(-)

diff --git a/drivers/staging/comedi/drivers/dyna_pci10xx.c b/drivers/staging/comedi/drivers/dyna_pci10xx.c
index d8ce5da..16ad05f 100644
--- a/drivers/staging/comedi/drivers/dyna_pci10xx.c
+++ b/drivers/staging/comedi/drivers/dyna_pci10xx.c
@@ -102,7 +102,6 @@ static const struct boardtype boardtypes[] = {
};

struct dyna_pci10xx_private {
- struct pci_dev *pci_dev; /* ptr to PCI device */
char valid; /* card is usable */
struct mutex mutex;

@@ -272,8 +271,8 @@ static int dyna_pci10xx_attach(struct comedi_device *dev,
return -ENOMEM;
}

- devpriv->pci_dev = dyna_pci10xx_find_pci_dev(dev, it);
- if (!devpriv->pci_dev) {
+ dev->pcidev = dyna_pci10xx_find_pci_dev(dev, it);
+ if (!dev->pcidev) {
mutex_unlock(&start_stop_sem);
return -EIO;
}
@@ -281,7 +280,7 @@ static int dyna_pci10xx_attach(struct comedi_device *dev,
dev->board_name = thisboard->name;
dev->irq = 0;

- if (comedi_pci_enable(devpriv->pci_dev, DRV_NAME)) {
+ if (comedi_pci_enable(dev->pcidev, DRV_NAME)) {
printk(KERN_ERR "comedi: dyna_pci10xx: "
"failed to enable PCI device and request regions!");
mutex_unlock(&start_stop_sem);
@@ -291,12 +290,12 @@ static int dyna_pci10xx_attach(struct comedi_device *dev,
mutex_init(&devpriv->mutex);

/* initialize device base address registers */
- devpriv->BADR0 = pci_resource_start(devpriv->pci_dev, 0);
- devpriv->BADR1 = pci_resource_start(devpriv->pci_dev, 1);
- devpriv->BADR2 = pci_resource_start(devpriv->pci_dev, 2);
- devpriv->BADR3 = pci_resource_start(devpriv->pci_dev, 3);
- devpriv->BADR4 = pci_resource_start(devpriv->pci_dev, 4);
- devpriv->BADR5 = pci_resource_start(devpriv->pci_dev, 5);
+ devpriv->BADR0 = pci_resource_start(dev->pcidev, 0);
+ devpriv->BADR1 = pci_resource_start(dev->pcidev, 1);
+ devpriv->BADR2 = pci_resource_start(dev->pcidev, 2);
+ devpriv->BADR3 = pci_resource_start(dev->pcidev, 3);
+ devpriv->BADR4 = pci_resource_start(dev->pcidev, 4);
+ devpriv->BADR5 = pci_resource_start(dev->pcidev, 5);

ret = comedi_alloc_subdevices(dev, 4);
if (ret) {
@@ -356,10 +355,10 @@ static int dyna_pci10xx_attach(struct comedi_device *dev,

static void dyna_pci10xx_detach(struct comedi_device *dev)
{
- if (devpriv && devpriv->pci_dev) {
- comedi_pci_disable(devpriv->pci_dev);
+ if (dev->pcidev)
+ comedi_pci_disable(dev->pcidev);
+ if (devpriv)
mutex_destroy(&devpriv->mutex);
- }
}

static struct comedi_driver dyna_pci10xx_driver = {
--
1.7.11

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