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path: root/drivers/pci/hotplug.c
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Diffstat (limited to 'drivers/pci/hotplug.c')
-rw-r--r--drivers/pci/hotplug.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/pci/hotplug.c b/drivers/pci/hotplug.c
new file mode 100644
index 00000000..2b5352a7
--- /dev/null
+++ b/drivers/pci/hotplug.c
@@ -0,0 +1,37 @@
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/module.h>
+#include "pci.h"
+
+int pci_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+ struct pci_dev *pdev;
+
+ if (!dev)
+ return -ENODEV;
+
+ pdev = to_pci_dev(dev);
+ if (!pdev)
+ return -ENODEV;
+
+ if (add_uevent_var(env, "PCI_CLASS=%04X", pdev->class))
+ return -ENOMEM;
+
+ if (add_uevent_var(env, "PCI_ID=%04X:%04X", pdev->vendor, pdev->device))
+ return -ENOMEM;
+
+ if (add_uevent_var(env, "PCI_SUBSYS_ID=%04X:%04X", pdev->subsystem_vendor,
+ pdev->subsystem_device))
+ return -ENOMEM;
+
+ if (add_uevent_var(env, "PCI_SLOT_NAME=%s", pci_name(pdev)))
+ return -ENOMEM;
+
+ if (add_uevent_var(env, "MODALIAS=pci:v%08Xd%08Xsv%08Xsd%08Xbc%02Xsc%02Xi%02x",
+ pdev->vendor, pdev->device,
+ pdev->subsystem_vendor, pdev->subsystem_device,
+ (u8)(pdev->class >> 16), (u8)(pdev->class >> 8),
+ (u8)(pdev->class)))
+ return -ENOMEM;
+ return 0;
+}