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authorAmit Shah <amit.shah@redhat.com>2010-05-20 00:15:47 -0400
committerRusty Russell <rusty@rustcorp.com.au>2010-05-19 08:45:47 -0400
commiteaeff9608a8cf43a676b6f4b6235ea9d76192230 (patch)
tree256259307b5ea4d2985d998896b10b1194182aa6 /include/linux
parent3425e706bf6faa2965c4e99f39085f7367a8f4e2 (diff)
virtio: console: Let host know of port or device add failures
The host may want to know and let management apps notify of port or device add failures. Send a control message saying the device or port is not ready in this case. Signed-off-by: Amit Shah <amit.shah@redhat.com> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/virtio_console.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/virtio_console.h b/include/linux/virtio_console.h
index ae4f039515b4..015736113c25 100644
--- a/include/linux/virtio_console.h
+++ b/include/linux/virtio_console.h
@@ -14,6 +14,8 @@
14#define VIRTIO_CONSOLE_F_SIZE 0 /* Does host provide console size? */ 14#define VIRTIO_CONSOLE_F_SIZE 0 /* Does host provide console size? */
15#define VIRTIO_CONSOLE_F_MULTIPORT 1 /* Does host provide multiple ports? */ 15#define VIRTIO_CONSOLE_F_MULTIPORT 1 /* Does host provide multiple ports? */
16 16
17#define VIRTIO_CONSOLE_BAD_ID (~(u32)0)
18
17struct virtio_console_config { 19struct virtio_console_config {
18 /* colums of the screens */ 20 /* colums of the screens */
19 __u16 cols; 21 __u16 cols;
@@ -42,6 +44,7 @@ struct virtio_console_control {
42#define VIRTIO_CONSOLE_PORT_OPEN 3 44#define VIRTIO_CONSOLE_PORT_OPEN 3
43#define VIRTIO_CONSOLE_PORT_NAME 4 45#define VIRTIO_CONSOLE_PORT_NAME 4
44#define VIRTIO_CONSOLE_PORT_REMOVE 5 46#define VIRTIO_CONSOLE_PORT_REMOVE 5
47#define VIRTIO_CONSOLE_DEVICE_READY 6
45 48
46#ifdef __KERNEL__ 49#ifdef __KERNEL__
47int __init virtio_cons_early_init(int (*put_chars)(u32, const char *, int)); 50int __init virtio_cons_early_init(int (*put_chars)(u32, const char *, int));