tree 14969e38fe9c74ff51e5bdf07ebb6628ac258d3c
parent ecfdd7e2660e5208072d3afaed8c3e05a643b64f
author Nick Dyer <nick@shmanahar.org> 1468876233 -0300
committer Mauro Carvalho Chehab <mchehab@s-opensource.com> 1471980699 -0300

[media] Input: atmel_mxt_ts - read touchscreen size

The touchscreen may have a margin where not all the matrix is used. Read
the parameters from T9 and T100 and take account of the difference.

Note: this does not read the XORIGIN/YORIGIN fields so it assumes that
the touchscreen starts at (0,0)

Signed-off-by: Nick Dyer <nick@shmanahar.org>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>