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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-02-15 15:55:16 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2015-02-15 16:04:23 -0800 |
| commit | 626b9da0b5a55407ebddcfa9b983180e729736ce (patch) | |
| tree | 78fdda14bad046c646083f37c754b487b46a6544 /drivers/input | |
| parent | 04aae283ba6a8cd4851d937bf9c6d6ef0361d794 (diff) | |
| download | op-kernel-dev-626b9da0b5a55407ebddcfa9b983180e729736ce.zip op-kernel-dev-626b9da0b5a55407ebddcfa9b983180e729736ce.tar.gz | |
Input: ALPS - fix confusing comment in protocol data
The comment about suspicions entry 0x20, 0x02, 0x0e has over time drifted
away and it become hard to figure out what it meant. Let's move it back so
it is clear.
Reported-by: Pali Rohár <pali.rohar@gmail.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input')
| -rw-r--r-- | drivers/input/mouse/alps.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index a4d69ef..b4144ad 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -117,7 +117,14 @@ static const struct alps_model_info alps_model_data[] = { { { 0x73, 0x00, 0x0a }, 0x00, { ALPS_PROTO_V2, 0xf8, 0xf8, ALPS_DUALPOINT } }, /* ThinkPad R61 8918-5QG */ { { 0x73, 0x02, 0x0a }, 0x00, { ALPS_PROTO_V2, 0xf8, 0xf8, 0 } }, { { 0x73, 0x02, 0x14 }, 0x00, { ALPS_PROTO_V2, 0xf8, 0xf8, ALPS_FW_BK_2 } }, /* Ahtec Laptop */ - { { 0x20, 0x02, 0x0e }, 0x00, { ALPS_PROTO_V2, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT } }, /* XXX */ + + /* + * XXX This entry is suspicious. First byte has zero lower nibble, + * which is what a normal mouse would report. Also, the value 0x0e + * isn't valid per PS/2 spec. + */ + { { 0x20, 0x02, 0x0e }, 0x00, { ALPS_PROTO_V2, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT } }, + { { 0x22, 0x02, 0x0a }, 0x00, { ALPS_PROTO_V2, 0xf8, 0xf8, ALPS_PASS | ALPS_DUALPOINT } }, { { 0x22, 0x02, 0x14 }, 0x00, { ALPS_PROTO_V2, 0xff, 0xff, ALPS_PASS | ALPS_DUALPOINT } }, /* Dell Latitude D600 */ /* Dell Latitude E5500, E6400, E6500, Precision M4400 */ @@ -151,12 +158,6 @@ static void alps_set_abs_params_st(struct alps_data *priv, static void alps_set_abs_params_mt(struct alps_data *priv, struct input_dev *dev1); -/* - * XXX - this entry is suspicious. First byte has zero lower nibble, - * which is what a normal mouse would report. Also, the value 0x0e - * isn't valid per PS/2 spec. - */ - /* Packet formats are described in Documentation/input/alps.txt */ static bool alps_is_valid_first_byte(struct alps_data *priv, |
