Input: i8042 - disable mux on Toshiba C850D

commit 8669cf6793bb38307a30fb6b9565ddc8840ebd3f upstream.

On Toshiba Satellite C850D, the touchpad and the keyboard might randomly
not work at boot. Preventing MUX mode activation solves this issue.

Signed-off-by: Anisse Astier <anisse@astier.eu>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index 15f53c52531a4dd78b5e2b6eb03a375bf75ad267..e01fd4cc298c81c3aeba1eb02d6855a70e8745fd 100644 (file)
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -333,6 +333,12 @@ static const struct dmi_system_id __initconst i8042_dmi_nomux_table[] = {
                        DMI_MATCH(DMI_PRODUCT_NAME, "EQUIUM A110"),
                },
        },
+       {
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+                       DMI_MATCH(DMI_PRODUCT_NAME, "SATELLITE C850D"),
+               },
+       },
        {
                .matches = {
                        DMI_MATCH(DMI_SYS_VENDOR, "ALIENWARE"),