On Thu, Jul 05, 2018 at 09:08:49PM +0800, Chen-Yu Tsai wrote:

The Lenovo LaVie Z laptop requires i8042 to be reset in order to consistently detect its Elantech touchpad. The nomux and kbdreset quirks are not sufficient.

It's possible the other LaVie Z models from NEC require this as well.

Cc: stable@vger.kernel.org Signed-off-by: Chen-Yu Tsai wens@csie.org

Applied, thank you.

---

drivers/input/serio/i8042-x86ia64io.h | 7 +++++++ 1 file changed, 7 insertions(+)

diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index b353d494ad40..136f6e7bf797 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -527,6 +527,13 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"), }, },

• {

• /* Lenovo LaVie Z */
  

• .matches = {
  

• 	DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
  

• 	DMI_MATCH(DMI_PRODUCT_VERSION, "Lenovo LaVie Z"),
  

• },
  

• }, { }

}; -- 2.18.0