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authorMarkus Armbruster <armbru@redhat.com>2008-05-26 23:31:08 +0100
committerThomas Gleixner <tglx@linutronix.de>2008-05-27 10:11:36 +0200
commit6ba0e7b36c7cc1745b3cbeda244d14edae3ad058 (patch)
tree191836ccdf8d53a3ec9f1c91a0317bf6fff96433 /include/xen
parentxen: Enable console tty by default in domU if it's not a dummy (diff)
downloadlinux-dev-6ba0e7b36c7cc1745b3cbeda244d14edae3ad058.tar.xz
linux-dev-6ba0e7b36c7cc1745b3cbeda244d14edae3ad058.zip
xen pvfb: Pointer z-axis (mouse wheel) support
Add z-axis motion to pointer events. Backward compatible, because there's space for the z-axis in union xenkbd_in_event, and old backends zero it. Derived from http://xenbits.xensource.com/linux-2.6.18-xen.hg?rev/57dfe0098000 http://xenbits.xensource.com/linux-2.6.18-xen.hg?rev/1edfea26a2a9 http://xenbits.xensource.com/linux-2.6.18-xen.hg?rev/c3ff0b26f664 Signed-off-by: Pat Campbell <plc@novell.com> Signed-off-by: Markus Armbruster <armbru@redhat.com> Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/xen')
-rw-r--r--include/xen/interface/io/kbdif.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/xen/interface/io/kbdif.h b/include/xen/interface/io/kbdif.h
index fb97f4284ffd..8066c7849fbe 100644
--- a/include/xen/interface/io/kbdif.h
+++ b/include/xen/interface/io/kbdif.h
@@ -49,6 +49,7 @@ struct xenkbd_motion {
uint8_t type; /* XENKBD_TYPE_MOTION */
int32_t rel_x; /* relative X motion */
int32_t rel_y; /* relative Y motion */
+ int32_t rel_z; /* relative Z motion (wheel) */
};
struct xenkbd_key {
@@ -61,6 +62,7 @@ struct xenkbd_position {
uint8_t type; /* XENKBD_TYPE_POS */
int32_t abs_x; /* absolute X position (in FB pixels) */
int32_t abs_y; /* absolute Y position (in FB pixels) */
+ int32_t rel_z; /* relative Z motion (wheel) */
};
#define XENKBD_IN_EVENT_SIZE 40