Hi, Fedora got a bug report https://bugzilla.redhat.com/show_bug.cgi?id=1447327 of a touchpad failure on a Dell Latitude E7370. Testing showed that the bad commit was
commit e7348396c6d51b57c95c6646c390cd078e038e19 Author: Masaki Ota <masaki....@jp.alps.com> Date: Fri Mar 17 14:10:57 2017 -0700 Input: ALPS - fix V8+ protocol handling (73 03 28) Devices identified as E7="73 03 28" use slightly modified version of V8 protocol, with lower count per electrode, different offsets, and different feature bits in OTP data. Fixes: aeaa881f9b17 ("Input: ALPS - set DualPoint flag for 74 03 28 devices") Signed-off-by: Masaki Ota <masaki....@jp.alps.com> Acked-by: Pali Rohar <pali.ro...@gmail.com> Tested-by: Paul Donohue <linux-ker...@paulsd.com> Tested-by: Nick Fletcher <nick.m.fletc...@gmail.com> Cc: sta...@vger.kernel.org Signed-off-by: Dmitry Torokhov <dmitry.torok...@gmail.com> I suspect this particular model needs special handling as well? Thanks, Laura