From 16dd84f52c2dea55870ed9293e74ce61e3d405c2 Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Wed, 18 Jul 2012 18:49:35 -0700 Subject: [PATCH] staging: comedi: cb_pcimdas: store the pci_dev in the comedi_device 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 Cc: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/cb_pcimdas.c | 29 +++++++++++++---------------- 1 file changed, 13 insertions(+), 16 deletions(-) diff --git a/drivers/staging/comedi/drivers/cb_pcimdas.c b/drivers/staging/comedi/drivers/cb_pcimdas.c index ce08533..c632a89 100644 --- a/drivers/staging/comedi/drivers/cb_pcimdas.c +++ b/drivers/staging/comedi/drivers/cb_pcimdas.c @@ -130,9 +130,6 @@ static const struct cb_pcimdas_board cb_pcimdas_boards[] = { * struct. */ struct cb_pcimdas_private { - /* would be useful for a PCI device */ - struct pci_dev *pci_dev; - /* base addresses */ unsigned long BADR3; @@ -210,7 +207,7 @@ static int cb_pcimdas_attach(struct comedi_device *dev, pcidev = cb_pcimdas_find_pci_dev(dev, it); if (!pcidev) return -EIO; - devpriv->pci_dev = pcidev; + comedi_set_hw_dev(dev, &pcidev->dev); /* Warn about non-tested features */ switch (thisboard->device_id) { @@ -228,18 +225,18 @@ static int cb_pcimdas_attach(struct comedi_device *dev, return -EIO; } - dev->iobase = pci_resource_start(devpriv->pci_dev, 2); - devpriv->BADR3 = pci_resource_start(devpriv->pci_dev, 3); - iobase_8255 = pci_resource_start(devpriv->pci_dev, 4); + dev->iobase = pci_resource_start(pcidev, 2); + devpriv->BADR3 = pci_resource_start(pcidev, 3); + iobase_8255 = pci_resource_start(pcidev, 4); /* Dont support IRQ yet */ /* get irq */ -/* if(request_irq(devpriv->pci_dev->irq, cb_pcimdas_interrupt, IRQF_SHARED, "cb_pcimdas", dev )) */ +/* if(request_irq(pcidev->irq, cb_pcimdas_interrupt, IRQF_SHARED, "cb_pcimdas", dev )) */ /* { */ -/* printk(" unable to allocate irq %u\n", devpriv->pci_dev->irq); */ +/* printk(" unable to allocate irq %u\n", pcidev->irq); */ /* return -EINVAL; */ /* } */ -/* dev->irq = devpriv->pci_dev->irq; */ +/* dev->irq = pcidev->irq; */ /* Initialize dev->board_name */ dev->board_name = thisboard->name; @@ -283,14 +280,14 @@ static int cb_pcimdas_attach(struct comedi_device *dev, static void cb_pcimdas_detach(struct comedi_device *dev) { + struct pci_dev *pcidev = comedi_to_pci_dev(dev); + if (dev->irq) free_irq(dev->irq, dev); - if (devpriv) { - 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); } } -- 2.7.4