From: "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
To: Dmitry Osipenko <digetx@gmail.com>
Cc: linux-input@vger.kernel.org,
Dmitry Torokhov <dmitry.torokhov@gmail.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/6] input: elants: support common touchscreen DT properties
Date: Tue, 10 Dec 2019 03:38:18 +0100 [thread overview]
Message-ID: <20191210023818.GB15246@qmqm.qmqm.pl> (raw)
In-Reply-To: <17bb20b8-a62c-828f-d329-cd3aa89c1c06@gmail.com>
On Tue, Dec 10, 2019 at 04:03:18AM +0300, Dmitry Osipenko wrote:
> 10.12.2019 03:19, Michał Mirosław пишет:
> > Support common DT properties like axis inversions to complement
> > information obtained from device's firmware.a
[...]
> > @@ -498,10 +498,10 @@ static int elants_i2c_query_ts_info(struct elants_data *ts)
> > rows, cols, osr);
> > } else {
> > /* translate trace number to TS resolution */
> > - ts->x_max = ELAN_TS_RESOLUTION(rows, osr);
> > - ts->x_res = DIV_ROUND_CLOSEST(ts->x_max, phy_x);
> > - ts->y_max = ELAN_TS_RESOLUTION(cols, osr);
> > - ts->y_res = DIV_ROUND_CLOSEST(ts->y_max, phy_y);
> > + ts->prop.max_x = ELAN_TS_RESOLUTION(rows, osr);
> > + ts->x_res = DIV_ROUND_CLOSEST(ts->prop.max_x, phy_x);
> > + ts->prop.max_y = ELAN_TS_RESOLUTION(cols, osr);
> > + ts->y_res = DIV_ROUND_CLOSEST(ts->prop.max_y, phy_y);
> > }
> >
> > return 0;
> > @@ -833,8 +833,7 @@ static void elants_i2c_mt_event(struct elants_data *ts, u8 *buf,
> >
> > input_mt_slot(input, i);
> > input_mt_report_slot_state(input, MT_TOOL_FINGER, true);
> > - input_event(input, EV_ABS, ABS_MT_POSITION_X, x);
> > - input_event(input, EV_ABS, ABS_MT_POSITION_Y, y);
> > + touchscreen_report_pos(input, &ts->prop, x, y, true);
> > input_event(input, EV_ABS, ABS_MT_PRESSURE, p);
> > input_event(input, EV_ABS, ABS_MT_TOUCH_MAJOR, w);
> >
> > @@ -1251,13 +1250,15 @@ static int elants_i2c_probe(struct i2c_client *client,
> > ts->input->name = "Elan Touchscreen";
> > ts->input->id.bustype = BUS_I2C;
> >
> > + touchscreen_parse_properties(ts->input, true, &ts->prop);
>
> Shouldn't this function be invoked after setting the max x/y sizes with
> the hardware values? That's what all other drivers do and then you won't
> need to set the ts->prop.max_x/y above in the code.
This is done later in the series - this patch only adds axis inversion
support and ignores DT-provided sizes.
Best Regards,
Michał Mirosław
next prev parent reply other threads:[~2019-12-10 2:38 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-10 0:19 [PATCH 0/6] input: elants: Support Asus TF300T touchscreen Michał Mirosław
2019-12-10 0:19 ` [PATCH 2/6] input: elants: support old touch report format Michał Mirosław
2019-12-10 0:19 ` [PATCH 3/6] input: elants: support common touchscreen DT properties Michał Mirosław
2019-12-10 1:03 ` Dmitry Osipenko
2019-12-10 1:07 ` Dmitry Osipenko
2019-12-10 2:38 ` Michał Mirosław [this message]
2019-12-10 15:21 ` Dmitry Osipenko
2019-12-11 3:28 ` Michał Mirosław
2019-12-11 15:26 ` Dmitry Osipenko
2019-12-10 0:19 ` [PATCH 1/6] input: elants: document some registers and values Michał Mirosław
2019-12-10 0:19 ` [PATCH 6/6] input: elants: read touchscreen size for EKTF3624 Michał Mirosław
2019-12-10 1:23 ` Dmitry Osipenko
2019-12-10 1:48 ` Dmitry Osipenko
2019-12-10 18:32 ` kbuild test robot
2019-12-10 0:19 ` [PATCH 5/6] input: elants: refactor elants_i2c_execute_command() Michał Mirosław
2019-12-10 1:34 ` Dmitry Osipenko
2019-12-10 0:19 ` [PATCH 4/6] input: elants: detect max_x/y from hardware Michał Mirosław
2019-12-10 0:59 ` [PATCH 0/6] input: elants: Support Asus TF300T touchscreen Dmitry Osipenko
2019-12-10 15:26 ` Dmitry Osipenko
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20191210023818.GB15246@qmqm.qmqm.pl \
--to=mirq-linux@rere.qmqm.pl \
--cc=digetx@gmail.com \
--cc=dmitry.torokhov@gmail.com \
--cc=linux-input@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).