From 9888549e0507cc95d1d7ade1595c00ff8e902659 Mon Sep 17 00:00:00 2001 From: Greg KH Date: Thu, 5 May 2005 11:57:25 -0700 Subject: [PATCH] [PATCH] PCI: add modalias sysfs file for pci devices Signed-off-by: Greg Kroah-Hartman --- drivers/pci/pci-sysfs.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/drivers/pci/pci-sysfs.c b/drivers/pci/pci-sysfs.c index 8568b207f1..6ca0061137 100644 --- a/drivers/pci/pci-sysfs.c +++ b/drivers/pci/pci-sysfs.c @@ -73,6 +73,17 @@ resource_show(struct device * dev, char * 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[] = { __ATTR_RO(resource), __ATTR_RO(vendor), @@ -82,6 +93,7 @@ struct device_attribute pci_dev_attrs[] = { __ATTR_RO(class), __ATTR_RO(irq), __ATTR_RO(local_cpus), + __ATTR_RO(modalias), __ATTR_NULL, }; -- 2.39.5