[PATCH 0/1][B/C/OEM/Unstable] Enable middle button of touchpad on P72

[Aaron Ma]

BugLink: https://bugs.launchpad.net/bugs/1793463

[Impact]
ThinkPad P72 has 3 physical hardware button on touchpad.
Middle button didn't work due to kernel mask it.

[Fix]
Add this button support by PNPID in kernel input driver.

[Test Case]
Touchpad left/right/middle buttons works fine. scroll mode
works fine.

[Regression Potential]
Very low, Just enable specific hardware support.

Aaron Ma (1):
  Input: elantech - enable middle button of touchpad on ThinkPad P72

 drivers/input/mouse/elantech.c | 2 ++
 1 file changed, 2 insertions(+)

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2.17.1