platform/x86: intel-hid: Support Lenovo ThinkPad X1 Tablet Gen 2

Like a few other system the Lenovo ThinkPad X1 Tablet Gen 2 miss the
HEBC method, which prevent the power button from working. Add a quirk
to enable the button array on this system family and fix the power
button.

Signed-off-by: Alban Bedel <albeu@free.fr>
Tested-by: Alexander Kobel <a-kobel@a-kobel.de>
Link: https://lore.kernel.org/r/20210222141559.3775-1-albeu@free.fr
Signed-off-by: Hans de Goede <hdegoede@redhat.com>

diff --git a/drivers/platform/x86/intel-hid.c b/drivers/platform/x86/intel-hid.c
index 2f5b8d09143e306ed9750875a518898d488c6edc..57cc92891a57083b227146718ef7e2726f0d4a21 100644 (file)
--- a/drivers/platform/x86/intel-hid.c
+++ b/drivers/platform/x86/intel-hid.c
@@ -90,6 +90,13 @@ static const struct dmi_system_id button_array_table[] = {
                        DMI_MATCH(DMI_PRODUCT_NAME, "HP Spectre x2 Detachable"),
                },
        },
+       {
+               .ident = "Lenovo ThinkPad X1 Tablet Gen 2",
+               .matches = {
+                       DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+                       DMI_MATCH(DMI_PRODUCT_FAMILY, "ThinkPad X1 Tablet Gen 2"),
+               },
+       },
        { }
 };