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-rw-r--r--include/linux/pci.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/pci.h b/include/linux/pci.h
index d03d2463efac..af8229244ee2 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -604,6 +604,20 @@ struct pci_driver {
.subvendor = PCI_ANY_ID, .subdevice = PCI_ANY_ID
/**
+ * PCI_DEVICE_SUB - macro used to describe a specific pci device with subsystem
+ * @vend: the 16 bit PCI Vendor ID
+ * @dev: the 16 bit PCI Device ID
+ * @subvend: the 16 bit PCI Subvendor ID
+ * @subdev: the 16 bit PCI Subdevice ID
+ *
+ * This macro is used to create a struct pci_device_id that matches a
+ * specific device with subsystem information.
+ */
+#define PCI_DEVICE_SUB(vend, dev, subvend, subdev) \
+ .vendor = (vend), .device = (dev), \
+ .subvendor = (subvend), .subdevice = (subdev)
+
+/**
* PCI_DEVICE_CLASS - macro used to describe a specific pci device class
* @dev_class: the class, subclass, prog-if triple for this device
* @dev_class_mask: the class mask for this device