This patch is a follow-up to the one below, send by Guilhem Lettron.
The Lenovo Yoga 2 13 seems to be sold in multiple variants with minor
difference3s. IN my case, the USB ID for ITE chip is different than the
Yoga 2 11 and Yoga 3 14.
Without the quirk, no data is received from the accelerometer. I have
verified the patch, testing this on 4.3-rc4 (and 4.2 stable). With this
patch, proper orientation data is received.
rrs@learner:~/Community/UpstreamSources/linux-upstream_GIT (stable-42)$
monitor-sensor
** Message: Accelerometer orientation changed: bottom-up
** Message: Light changed: 0.000000 (lux)
±** Message: Accelerometer orientation changed: left-up
** Message: Accelerometer orientation changed: bottom-up
** Message: Accelerometer orientation changed: left-up
** Message: Accelerometer orientation changed: normal
** Message: Light changed: 29.999999 (lux)
monitor-sensor can be found in the iio-sensor-proxy tool.
commit 47eeca8a4838714e582c2a3058458408a328ed60
Author: Guilhem Lettron <guil...@lettron.fr>
Date: Sat Jun 27 17:02:23 2015 +0200
HID: sensor-hub: Add in quirk for Lenovo Yogas with ITE
Like yogas with TEXAS_INSTRUMENTS, yogas with ITE chips needs
to be initialized with enumeration quirks.
Signed-off-by: Jiri Kosina <jkos...@suse.com>
Signed-off-by: Ritesh Raj Sarraf <r...@debian.org>
---
drivers/hid/hid-ids.h | 1 +
drivers/hid/hid-sensor-hub.c | 3 +++
2 files changed, 4 insertions(+)
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index f769208..127c777 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -510,6 +510,7 @@
#define USB_VENDOR_ID_ITE 0x048d
#define USB_DEVICE_ID_ITE_LENOVO_YOGA 0x8386
+#define USB_DEVICE_ID_ITE_LENOVO_YOGA2 0x8350
#define USB_VENDOR_ID_JABRA 0x0b0e
#define USB_DEVICE_ID_JABRA_SPEAK_410 0x0412
diff --git a/drivers/hid/hid-sensor-hub.c b/drivers/hid/hid-sensor-hub.c
index a76eb2a..05afa25 100644
--- a/drivers/hid/hid-sensor-hub.c
+++ b/drivers/hid/hid-sensor-hub.c
@@ -777,6 +777,9 @@ static const struct hid_device_id sensor_hub_devices[] = {
{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_ITE,
USB_DEVICE_ID_ITE_LENOVO_YOGA),
.driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
+ { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_ITE,
+ USB_DEVICE_ID_ITE_LENOVO_YOGA2),
+ .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, HID_ANY_ID,
HID_ANY_ID) },
{ }
--
2.6.0
--
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