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Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation

From Pavel Machek <pavel@ucw.cz>
Newsgroups linux.kernel
Subject Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation
Date 2017-02-19 15:20 +0100
Message-ID <tcAvf-8oP-5@gated-at.bofh.it> (permalink)
References (5 earlier) <tcbwS-1i3-15@gated-at.bofh.it> <tchCi-59d-9@gated-at.bofh.it> <tciRH-5QK-5@gated-at.bofh.it> <tcm8W-7QL-5@gated-at.bofh.it> <tcytr-7e0-3@gated-at.bofh.it>
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[Multipart message — attachments visible in raw view] - view raw

Hi!

> About loosing precision: there is already noise (jitter) in
> real-world devices so that you can't achieve subpixel precision
> anyways (unless your panel has a very low resolution). Please see my
> answer to Dmitry some mails ago.

Maybe you can achieve better precision with averaging.

Anyway "input is already noisy" does not mean "so it is okay to
degrade it more". Solve it properly. That means passing calibration
data from kernel to userland.

Thanks,
									Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2017-02-17 21:50 +0100
  Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Sebastian Reichel <sre@kernel.org> - 2017-02-18 04:30 +0100
    Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-18 12:40 +0100
      Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Sebastian Reichel <sre@kernel.org> - 2017-02-19 00:50 +0100
        Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-19 13:10 +0100
          Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Sebastian Reichel <sre@kernel.org> - 2017-02-19 21:20 +0100
            Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-20 18:00 +0100
  Re: [Letux-kernel] [PATCH v9 1/8] drivers:input:tsc2007: add new  common binding names, pre-calibration, flipping and rotation Andreas Kemnade <andreas@kemnade.info> - 2017-02-18 09:20 +0100
  Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-18 10:20 +0100
    Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-18 12:40 +0100
      Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-18 19:10 +0100
        Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-18 20:30 +0100
          Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-19 00:00 +0100
            Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-19 13:10 +0100
              Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-19 15:20 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-19 18:10 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-19 18:20 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-19 19:00 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-19 20:10 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-19 20:40 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-19 22:00 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-19 23:10 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-19 23:30 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-20 18:00 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-20 20:30 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-20 21:30 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Petr Cvek <petr.cvek@tul.cz> - 2017-02-20 23:30 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-21 09:40 +0100
                Re: [Letux-kernel] [PATCH v9 1/8] drivers:input:tsc2007: add new  common binding names, pre-calibration, flipping and rotation Andreas Kemnade <andreas@kemnade.info> - 2017-02-19 23:40 +0100
                Re: [Letux-kernel] [PATCH v9 1/8] drivers:input:tsc2007: add new  common binding names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-19 23:50 +0100
                Re: [Letux-kernel] [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-20 18:00 +0100
                Re: [Letux-kernel] [PATCH v9 1/8] drivers:input:tsc2007: add new  common binding names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-20 20:40 +0100
                Re: [Letux-kernel] [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-20 21:30 +0100
                Re: [Letux-kernel] [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-20 22:00 +0100
  Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-18 12:40 +0100
    Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2017-02-20 02:20 +0100
      Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-20 18:00 +0100
        Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation Pali Rohár <pali.rohar@gmail.com> - 2017-02-20 20:50 +0100
          Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-20 21:40 +0100
            Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation Pali Rohár <pali.rohar@gmail.com> - 2017-02-20 22:10 +0100
              Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-20 22:30 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation Pali Rohár <pali.rohar@gmail.com> - 2017-02-20 23:00 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-21 07:50 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pali Rohár <pali.rohar@gmail.com> - 2017-02-21 10:00 +0100
          Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation Pali Rohár <pali.rohar@gmail.com> - 2017-02-20 22:10 +0100
            Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-20 22:30 +0100
              Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2017-02-20 23:00 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Dmitry Torokhov <dmitry.torokhov@gmail.com> - 2017-02-20 23:30 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-21 08:00 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Petr Cvek <petr.cvek@tul.cz> - 2017-02-20 23:40 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation Pali Rohár <pali.rohar@gmail.com> - 2017-02-20 23:50 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-21 07:40 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pali Rohár <pali.rohar@gmail.com> - 2017-02-21 10:10 +0100
                Re: [Letux-kernel] [PATCH v9 1/8] drivers:input:tsc2007: add new  common binding names, pre-calibration, flipping and rotation Andreas Kemnade <andreas@kemnade.info> - 2017-02-21 18:20 +0100
              Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation Pali Rohár <pali.rohar@gmail.com> - 2017-02-20 23:10 +0100
                Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-21 08:00 +0100
          Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding names, pre-calibration, flipping and rotation "H. Nikolaus Schaller" <hns@goldelico.com> - 2017-02-21 08:20 +0100
            Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pali Rohár <pali.rohar@gmail.com> - 2017-02-21 09:50 +0100
              Re: [Letux-kernel] [PATCH v9 1/8] drivers:input:tsc2007: add new  common binding names, pre-calibration, flipping and rotation Christ van Willegen <cvwillegen@gmail.com> - 2017-02-21 10:00 +0100
        Re: [PATCH v9 1/8] drivers:input:tsc2007: add new common binding  names, pre-calibration, flipping and rotation Pavel Machek <pavel@ucw.cz> - 2017-02-21 12:10 +0100

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