virtio: add virtio IDs file

Virtio IDs are spread all over the tree which makes assigning new IDs
bothersome. Putting them together should make the process less error-prone.

Signed-off-by: Fernando Luis Vazquez Cao <fernando@oss.ntt.co.jp>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>

1 files changed, 17 insertions, 0 deletions

diff --git a/include/linux/virtio_ids.h b/include/linux/virtio_ids.h
new file mode 100644
index 000000000000..06660c0a78d7
--- /dev/null
+++ b/include/linux/virtio_ids.h
@@ -0,0 +1,17 @@
+#ifndef _LINUX_VIRTIO_IDS_H
+#define _LINUX_VIRTIO_IDS_H
+/*
+ * Virtio IDs
+ *
+ * This header is BSD licensed so anyone can use the definitions to implement
+ * compatible drivers/servers.
+ */
+
+#define VIRTIO_ID_NET           1 /* virtio net */
+#define VIRTIO_ID_BLOCK         2 /* virtio block */
+#define VIRTIO_ID_CONSOLE       3 /* virtio console */
+#define VIRTIO_ID_RNG           4 /* virtio ring */
+#define VIRTIO_ID_BALLOON       5 /* virtio balloon */
+#define VIRTIO_ID_9P            9 /* 9p virtio console */
+
+#endif /* _LINUX_VIRTIO_IDS_H */