From: Dmitry Torokhov dmitry.torokhov@gmail.com
[ Upstream commit a4c2a13129f7c5bcf81704c06851601593303fd5 ]
TUXEDO BU1406 does not implement active multiplexing mode properly, and takes around 550 ms in i8042_set_mux_mode(). Given that the device does not have external AUX port, there is no downside in disabling the MUX mode.
Reported-by: Paul Menzel pmenzel@molgen.mpg.de Suggested-by: Vojtech Pavlik vojtech@suse.cz Reviewed-by: Marcos Paulo de Souza marcos.souza.org@gmail.com Signed-off-by: Dmitry Torokhov dmitry.torokhov@gmail.com Signed-off-by: Sasha Levin alexander.levin@verizon.com --- 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 dbf09836ff30..d1051e3ce819 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -520,6 +520,13 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "IC4I"), }, }, + { + /* TUXEDO BU1406 */ + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Notebook"), + DMI_MATCH(DMI_PRODUCT_NAME, "N24_25BU"), + }, + }, { } };