linux-kernel - [PATCH 21/30] staging: comedi: contec_pci_dio: use comedi_device pci

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Message-ID: <201207111530.41511.hartleys@visionengravers.com>
Date:	Wed, 11 Jul 2012 15:30:41 -0700
From:	H Hartley Sweeten <hartleys@...ionengravers.com>
To:	Linux Kernel <linux-kernel@...r.kernel.org>
CC:	<devel@...verdev.osuosl.org>, <abbotti@....co.uk>,
	<gregkh@...uxfoundation.org>
Subject: [PATCH 21/30] staging: comedi: contec_pci_dio: use comedi_device pci_dev pointer

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@...ionengravers.com>
Cc: Ian Abbott <abbotti@....co.uk>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
 drivers/staging/comedi/drivers/contec_pci_dio.c | 17 +++++++----------
 1 file changed, 7 insertions(+), 10 deletions(-)

diff --git a/drivers/staging/comedi/drivers/contec_pci_dio.c b/drivers/staging/comedi/drivers/contec_pci_dio.c
index 5d78c10..805f59c 100644
--- a/drivers/staging/comedi/drivers/contec_pci_dio.c
+++ b/drivers/staging/comedi/drivers/contec_pci_dio.c
@@ -59,9 +59,6 @@ static const struct contec_board contec_boards[] = {
 
 struct contec_private {
 	int data;
-
-	struct pci_dev *pci_dev;
-
 };
 
 #define devpriv ((struct contec_private *)dev->private)
@@ -134,18 +131,18 @@ static int contec_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	if (ret)
 		return ret;
 
-	devpriv->pci_dev = contec_find_pci_dev(dev, it);
-	if (!devpriv->pci_dev)
+	dev->pcidev = contec_find_pci_dev(dev, it);
+	if (!dev->pcidev)
 		return -EIO;
 
 	dev->board_name = thisboard->name;
 
-	if (comedi_pci_enable(devpriv->pci_dev, "contec_pci_dio")) {
+	if (comedi_pci_enable(dev->pcidev, "contec_pci_dio")) {
 		printk("error enabling PCI device and request regions!\n");
 		return -EIO;
 	}
 
-	dev->iobase = pci_resource_start(devpriv->pci_dev, 0);
+	dev->iobase = pci_resource_start(dev->pcidev, 0);
 	printk(" base addr %lx ", dev->iobase);
 
 	s = dev->subdevices + 0;
@@ -172,10 +169,10 @@ static int contec_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 
 static void contec_detach(struct comedi_device *dev)
 {
-	if (devpriv && devpriv->pci_dev) {
+	if (dev->pcidev) {
 		if (dev->iobase)
-			comedi_pci_disable(devpriv->pci_dev);
-		pci_dev_put(devpriv->pci_dev);
+			comedi_pci_disable(dev->pcidev);
+		pci_dev_put(dev->pcidev);
 	}
 }
 
-- 
1.7.11

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