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To: linux-kernel@vger.kernel.org
From: "Lin, Meng-Bo" <linmengbo0689@protonmail.com>
Cc: Markuss Broks <markuss.broks@gmail.com>,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Henrik Rydberg <rydberg@bitmath.org>,
Stephan Gerhold <stephan@gerhold.net>,
Nikita Travkin <nikita@trvn.ru>, linux-input@vger.kernel.org,
devicetree@vger.kernel.org, ~postmarketos/upstreaming@lists.sr.ht
Subject: [PATCH v2 2/3] input/touchscreen: imagis: Correct the maximum touch
area value
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| Series |
Add support for Imagis IST3038
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Commit Message
Lin, Meng-Bo
Nov. 18, 2022, 6:21 p.m. UTC
From: Markuss Broks <markuss.broks@gmail.com> As specified in downstream IST3038 driver and proved by testing, the correct maximum reported value of touch area is 16. Signed-off-by: Markuss Broks <markuss.broks@gmail.com> [Change from IST3038B to IST3038] Signed-off-by: Lin, Meng-Bo <linmengbo0689@protonmail.com> --- drivers/input/touchscreen/imagis.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
Comments
On Fri, Nov 18, 2022 at 18:21, "Lin, Meng-Bo" <linmengbo0689@protonmail.com> wrote: > From: Markuss Broks <markuss.broks@gmail.com> > > As specified in downstream IST3038 driver and proved by testing, > the correct maximum reported value of touch area is 16. > > Signed-off-by: Markuss Broks <markuss.broks@gmail.com> > [Change from IST3038B to IST3038] > Signed-off-by: Lin, Meng-Bo <linmengbo0689@protonmail.com> Reviewed-by: Mattijs Korpershoek <mkorpershoek@baylibre.com> > --- > drivers/input/touchscreen/imagis.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/input/touchscreen/imagis.c b/drivers/input/touchscreen/imagis.c > index e2697e6c6d2a..b667914a44f1 100644 > --- a/drivers/input/touchscreen/imagis.c > +++ b/drivers/input/touchscreen/imagis.c > @@ -210,7 +210,7 @@ static int imagis_init_input_dev(struct imagis_ts *ts) > > input_set_capability(input_dev, EV_ABS, ABS_MT_POSITION_X); > input_set_capability(input_dev, EV_ABS, ABS_MT_POSITION_Y); > - input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0); > + input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, 16, 0, 0); > > touchscreen_parse_properties(input_dev, true, &ts->prop); > if (!ts->prop.max_x || !ts->prop.max_y) { > -- > 2.30.2
diff --git a/drivers/input/touchscreen/imagis.c b/drivers/input/touchscreen/imagis.c index e2697e6c6d2a..b667914a44f1 100644 --- a/drivers/input/touchscreen/imagis.c +++ b/drivers/input/touchscreen/imagis.c @@ -210,7 +210,7 @@ static int imagis_init_input_dev(struct imagis_ts *ts) input_set_capability(input_dev, EV_ABS, ABS_MT_POSITION_X); input_set_capability(input_dev, EV_ABS, ABS_MT_POSITION_Y); - input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0); + input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, 16, 0, 0); touchscreen_parse_properties(input_dev, true, &ts->prop); if (!ts->prop.max_x || !ts->prop.max_y) {