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[PATCH] PCI: add modalias sysfs file for pci devices 

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Greg KH 2005-05-05 11:57:25 -07:00
parent c22610dadc
commit 9888549e05
1 changed files with 12 additions and 0 deletions
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12
drivers/pci/pci-sysfs.c
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@ -73,6 +73,17 @@ resource_show(struct device * dev, char * buf)
return (str - buf); return (str - buf);
} }
static ssize_t modalias_show(struct device *dev, char *buf)
{
struct pci_dev *pci_dev = to_pci_dev(dev);
return sprintf(buf, "pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x\n",
pci_dev->vendor, pci_dev->device,
pci_dev->subsystem_vendor, pci_dev->subsystem_device,
(u8)(pci_dev->class >> 16), (u8)(pci_dev->class >> 8),
(u8)(pci_dev->class));
}
struct device_attribute pci_dev_attrs[] = { struct device_attribute pci_dev_attrs[] = {
__ATTR_RO(resource), __ATTR_RO(resource),
__ATTR_RO(vendor), __ATTR_RO(vendor),
@ -82,6 +93,7 @@ struct device_attribute pci_dev_attrs[] = {
__ATTR_RO(class), __ATTR_RO(class),
__ATTR_RO(irq), __ATTR_RO(irq),
__ATTR_RO(local_cpus), __ATTR_RO(local_cpus),
__ATTR_RO(modalias),
__ATTR_NULL, __ATTR_NULL,
}; };