[PATCH] PCI: add modalias sysfs file for pci devices (9888549e) · Commits · e / devices / android_kernel_sony_msm8998

drivers/pci/pci-sysfs.c

+12 −0

Original line number	Original line	Diff line number	Diff line
	@@ -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,
	};		};