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author | Pali Rohár <pali.rohar@gmail.com> | 2017-03-07 18:42:46 +0100 |
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committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2017-03-07 18:49:29 +0100 |
commit | c9815232c3cca58bb2b664f37b681841981ed4a9 (patch) | |
tree | 1491d3881b682e8ca1528ccf8ae3b349edb316b5 /drivers/input/mouse/alps.c | |
parent | Input: alps - move ALPS_PROTO_V4 out of alps_model_data table (diff) | |
download | linux-c9815232c3cca58bb2b664f37b681841981ed4a9.tar.xz linux-c9815232c3cca58bb2b664f37b681841981ed4a9.zip |
Input: alps - warn about unsupported ALPS V9 touchpad
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@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/mouse/alps.c')
-rw-r--r-- | drivers/input/mouse/alps.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index f36de829390b..c893af6a33b0 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -164,6 +164,10 @@ static const struct alps_protocol_info alps_v8_protocol_data = { 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 +2842,12 @@ 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); |