From: Matthew Garrett <mjg59@srcf.ucam.org>

Add a SW_DOCK switch to input.h.  ACPI docks currently send their docking
status as a uevent, but not all docks are ACPI or correspond to a device. 
In that case, it makes more sense to simply generate an input event on
docking or undocking.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Cc: Dmitry Torokhov <dtor@mail.ru>
Cc: Kristen Carlson Accardi <kristen.c.accardi@intel.com>
Cc: Len Brown <lenb@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/input.h |    1 +
 1 file changed, 1 insertion(+)

diff -puN include/linux/input.h~input-add-switch-for-dock-events include/linux/input.h
--- a/include/linux/input.h~input-add-switch-for-dock-events
+++ a/include/linux/input.h
@@ -642,6 +642,7 @@ struct input_absinfo {
 #define SW_RFKILL_ALL		0x03  /* rfkill master switch, type "any"
 					 set = radio enabled */
 #define SW_RADIO		SW_RFKILL_ALL	/* deprecated */
+#define SW_DOCK			0x04  /* set = plugged into dock */
 #define SW_MAX			0x0f
 #define SW_CNT			(SW_MAX+1)
 
_