From: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> This patch has been added to the v4.1 stable tree. If you have any objections, please let us know. =============== [ Upstream commit 697c5d8a36768b36729533fb44622b35d56d6ad0 ] Similar to other Gigabyte laptops, the touchpad on P57 requires a keyboard reset to detect Elantech touchpad correctly. BugLink: https://bugs.launchpad.net/bugs/1594214 Signed-off-by: Kai-Heng Feng <kai.heng.feng@xxxxxxxxxxxxx> Cc: stable@xxxxxxxxxxxxxxx Signed-off-by: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx> --- 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 1f40cdc1b357..18fd4cd6d3c7 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -815,6 +815,13 @@ static const struct dmi_system_id __initconst i8042_dmi_kbdreset_table[] = { }, }, { + /* Gigabyte P57 - Elantech touchpad */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "GIGABYTE"), + DMI_MATCH(DMI_PRODUCT_NAME, "P57"), + }, + }, + { /* Schenker XMG C504 - Elantech touchpad */ .matches = { DMI_MATCH(DMI_SYS_VENDOR, "XMG"), -- 2.11.0