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Subject[PATCH 36/90] staging: comedi: amplc_pci224: store the pci_dev in the comedi_device
Date
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 <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/staging/comedi/drivers/amplc_pci224.c | 19 ++++++++++---------
1 file changed, 10 insertions(+), 9 deletions(-)

diff --git a/drivers/staging/comedi/drivers/amplc_pci224.c b/drivers/staging/comedi/drivers/amplc_pci224.c
index d489367..4e17f13 100644
--- a/drivers/staging/comedi/drivers/amplc_pci224.c
+++ b/drivers/staging/comedi/drivers/amplc_pci224.c
@@ -378,7 +378,6 @@ static const struct pci224_board pci224_boards[] = {
several hardware drivers keep similar information in this structure,
feel free to suggest moving the variable to the struct comedi_device struct. */
struct pci224_private {
- struct pci_dev *pci_dev; /* PCI device */
const unsigned short *hwrange;
unsigned long iobase1;
unsigned long state;
@@ -1297,7 +1296,7 @@ static struct pci_dev *pci224_find_pci_dev(struct comedi_device *dev,

static void pci224_report_attach(struct comedi_device *dev, unsigned int irq)
{
- struct pci224_private *devpriv = dev->private;
+ struct pci_dev *pcidev = comedi_to_pci_dev(dev);
char tmpbuf[30];

if (irq)
@@ -1306,7 +1305,7 @@ static void pci224_report_attach(struct comedi_device *dev, unsigned int irq)
else
snprintf(tmpbuf, sizeof(tmpbuf), "no irq");
dev_info(dev->class_dev, "%s (pci %s) (%s) attached\n",
- dev->board_name, pci_name(devpriv->pci_dev), tmpbuf);
+ dev->board_name, pci_name(pcidev), tmpbuf);
}

/*
@@ -1322,7 +1321,8 @@ static int pci224_attach_common(struct comedi_device *dev,
unsigned n;
int ret;

- devpriv->pci_dev = pci_dev;
+ comedi_set_hw_dev(dev, &pci_dev->dev);
+
ret = comedi_pci_enable(pci_dev, DRIVER_NAME);
if (ret < 0) {
dev_err(dev->class_dev,
@@ -1509,6 +1509,7 @@ pci224_attach_pci(struct comedi_device *dev, struct pci_dev *pci_dev)
static void pci224_detach(struct comedi_device *dev)
{
struct pci224_private *devpriv = dev->private;
+ struct pci_dev *pcidev = comedi_to_pci_dev(dev);

if (dev->irq)
free_irq(dev->irq, dev);
@@ -1523,11 +1524,11 @@ static void pci224_detach(struct comedi_device *dev)
kfree(devpriv->ao_readback);
kfree(devpriv->ao_scan_vals);
kfree(devpriv->ao_scan_order);
- if (devpriv->pci_dev) {
- if (dev->iobase)
- comedi_pci_disable(devpriv->pci_dev);
- pci_dev_put(devpriv->pci_dev);
- }
+ }
+ if (pcidev) {
+ if (dev->iobase)
+ comedi_pci_disable(pcidev);
+ pci_dev_put(pcidev);
}
}

--
1.7.11


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