Support for devices with ALPS_PROTO_V9 is not implemented yet but we can
detect these alps touchpads and warn users about it.
Signed-off-by: Pali Rohár <pali.rohar@xxxxxxxxx>
---
drivers/input/mouse/alps.c | 9 +++++++++
drivers/input/mouse/alps.h | 1 +
2 files changed, 10 insertions(+)
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index f36de82..9908f18 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -164,6 +164,10 @@
ALPS_PROTO_V8, 0x18, 0x18, 0
};
+static const struct alps_protocol_info alps_v9_protocol_data = {
+ ALPS_PROTO_V9, 0xc8, 0xc8, 0
+};
+
/*
* Some v2 models report the stick buttons in separate bits
*/
@@ -2838,6 +2842,11 @@ static int alps_identify(struct psmouse *psmouse, struct alps_data *priv)
} else if (e7[0] == 0x73 && e7[1] == 0x03 &&
e7[2] == 0x28 && ec[1] == 0x01) {
protocol = &alps_v8_protocol_data;
+ } else if (e7[0] == 0x73 && e7[1] == 0x03 && e7[2] == 0xc8) {
+ protocol = &alps_v9_protocol_data;
+ psmouse_warn(psmouse,
+ "Unsupported ALPS V9 touchpad: E7=%3ph, EC=%3ph\n", e7, ec);
+ return -EINVAL;
} else {
psmouse_dbg(psmouse,
"Likely not an ALPS touchpad: E7=%3ph, EC=%3ph\n", e7, ec);
diff --git a/drivers/input/mouse/alps.h b/drivers/input/mouse/alps.h
index 6d279aa..54f9f44 100644
--- a/drivers/input/mouse/alps.h
+++ b/drivers/input/mouse/alps.h
@@ -23,6 +23,7 @@
#define ALPS_PROTO_V6 0x600
#define ALPS_PROTO_V7 0x700 /* t3btl t4s */
#define ALPS_PROTO_V8 0x800 /* SS4btl SS4s */
+#define ALPS_PROTO_V9 0x900 /* ss3btl */
#define MAX_TOUCHES 4
--
1.7.9.5
--
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