diff options
Diffstat (limited to 'include/linux/serio.h')
-rw-r--r-- | include/linux/serio.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/serio.h b/include/linux/serio.h index 3a697cc6eca..b99c5ca9708 100644 --- a/include/linux/serio.h +++ b/include/linux/serio.h @@ -41,6 +41,7 @@ struct serio { void (*stop)(struct serio *); struct serio *parent, *child; + unsigned int depth; /* level of nesting in serio hierarchy */ struct serio_driver *drv; /* accessed from interrupt, must be protected by serio->lock and serio->sem */ struct mutex drv_mutex; /* protects serio->drv so attributes can pin driver */ |