On some systems after starting computer function alps_identify() does not detect dual ALPS touchpad+trackstick device correctly and detect only touchpad.
Resetting ALPS device before identifiying it fixing this problem and both parts touchpad and trackstick are detected. Signed-off-by: Pali Rohár <[email protected]> Tested-by: Pali Rohár <[email protected]> --- drivers/input/mouse/alps.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index 35a49bf..1bd5aa1 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -2403,6 +2403,8 @@ int alps_detect(struct psmouse *psmouse, bool set_properties) { struct alps_data dummy; + psmouse_reset(psmouse); + if (alps_identify(psmouse, &dummy) < 0) return -1; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
