Masaki Ota 73196ebe13 HID: alps: add support for Alps T4 Touchpad device
- Define T4 device specification value for support T4 device.

- Creeate "t4_contact_data" and "t4_input_report" structure for decoding and
  storing T4-specific data

- Create "t4_calc_check_sum()" function for calculating checksum value to send
  to the device. T4 needs to send this value when reading or writing device
  address value.

- Create "t4_read_write_register()" function for reading and writing device
  address value.

- Create "t4_raw_event()" function for decodin XYZ, palm and button data.

- Replace "MAX_TOUCHES" fixed variable to "max_fingers" variable.

- Add T4 devuce product ID. (0x120C)

T4 device is used on HP EliteBook 1000 series and Zbook Stduio

[jkosina@suse.cz: rewrite changelog]
Signed-off-by: Masaki Ota <masaki.ota@jp.alps.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
2017-10-17 12:40:15 +02:00
2017-10-12 09:01:18 -07:00
2017-09-25 20:41:46 -04:00
2017-10-12 08:36:47 -07:00
2017-09-07 12:53:14 -07:00
2017-10-10 10:57:46 -07:00
2017-10-04 17:11:53 -07:00
2017-09-12 13:21:00 -07:00
2017-10-08 20:53:29 -07:00

Linux kernel
============

This file was moved to Documentation/admin-guide/README.rst

Please notice that there are several guides for kernel developers and users.
These guides can be rendered in a number of formats, like HTML and PDF.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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