This is the touchpad used on the Dell Vostro 3360. Without
this change, the driver reports this as follows:

psmouse serio1: alps: Unknown ALPS touchpad: E7=73 03 50, EC=73 02 02

It seems to use the ALPS V5 protocol, so identify it
as such by allowing ec[1] == 0x02.

This is based on src/alps.c from the DKMS driver here:
http://www.dahetral.com/public-download/alps-psmouse-dlkm-for-3-2-and-3-5/

Signed-off-by: Chris Diamand <[email protected]>
---
 drivers/input/mouse/alps.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index 5cf62e3..d5d15eb 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -1845,7 +1845,7 @@ static int alps_identify(struct psmouse *psmouse, struct 
alps_data *priv)
        if (alps_match_table(psmouse, priv, e7, ec) == 0) {
                return 0;
        } else if (e7[0] == 0x73 && e7[1] == 0x03 && e7[2] == 0x50 &&
-                  ec[0] == 0x73 && ec[1] == 0x01) {
+                  ec[0] == 0x73 && (ec[1] == 0x01 || ec[1] == 0x02)) {
                priv->proto_version = ALPS_PROTO_V5;
                alps_set_defaults(priv);
 
-- 
1.8.5.2

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