diff --git a/include/linux/usb/uas.h b/include/linux/usb/uas.h
index 856be7fcbbd86f01800b40c628636e848468c203..9a988e4136942442b4847f787e22360f29aca409 100644
--- a/include/linux/usb/uas.h
+++ b/include/linux/usb/uas.h
@@ -47,6 +47,14 @@ struct sense_iu {
 	__u8 sense[SCSI_SENSE_BUFFERSIZE];
 };
 
+struct usb_pipe_usage_descriptor {
+	__u8  bLength;
+	__u8  bDescriptorType;
+
+	__u8  bPipeID;
+	__u8  Reserved;
+} __attribute__((__packed__));
+
 enum {
 	CMD_PIPE_ID		= 1,
 	STATUS_PIPE_ID		= 2,