]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
HID: AMD_SFH: Add a DMI quirk entry for Chromebooks
authorAkihiko Odaki <akihiko.odaki@gmail.com>
Tue, 16 Aug 2022 10:21:20 +0000 (19:21 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 5 Sep 2022 08:31:29 +0000 (10:31 +0200)
commit2803225ac89bc761ade8673105db8a8d84335054
tree20ac75019b1365046f487d911314d8744491d701
parent4af0f12367b2cdf687e58044a71916edb60b0f4d
HID: AMD_SFH: Add a DMI quirk entry for Chromebooks

commit adada3f4930ac084740ea340bd8e94028eba4f22 upstream.

Google Chromebooks use Chrome OS Embedded Controller Sensor Hub instead
of Sensor Hub Fusion and leaves MP2 uninitialized, which disables all
functionalities, even including the registers necessary for feature
detections.

The behavior was observed with Lenovo ThinkPad C13 Yoga.

Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>
Suggested-by: Mario Limonciello <mario.limonciello@amd.com>
Acked-by: Basavaraj Natikar <Basavaraj.Natikar@amd.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/hid/amd-sfh-hid/amd_sfh_pcie.c