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HID: sensor-hub: add sensor hub quirk for ThinkPad Helix
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Just like some of the other laptops/tablets on the market with ultrabook
sensors, the ThinkPad Helix's sensor hub requires a special quirk in
order for it to power on properly. Without it the sensors are detected
by the kernel and set up as usual, but they won't output any data. This
will also fix the sensors on any other laptops with the same model of
sensor hub.

Signed-off-by: Stephen Chandler Paul <thatslyude@gmail.com>
Acked-by: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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Stephen Chandler Paul authored and Jiri Kosina committed Apr 3, 2014
1 parent 2cf8ee9 commit 30f5887
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Showing 2 changed files with 7 additions and 3 deletions.
3 changes: 2 additions & 1 deletion drivers/hid/hid-ids.h
Original file line number Diff line number Diff line change
Expand Up @@ -455,7 +455,8 @@

#define USB_VENDOR_ID_INTEL_0 0x8086
#define USB_VENDOR_ID_INTEL_1 0x8087
#define USB_DEVICE_ID_INTEL_HID_SENSOR 0x09fa
#define USB_DEVICE_ID_INTEL_HID_SENSOR_0 0x09fa
#define USB_DEVICE_ID_INTEL_HID_SENSOR_1 0x0a04

#define USB_VENDOR_ID_STM_0 0x0483
#define USB_DEVICE_ID_STM_HID_SENSOR 0x91d1
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7 changes: 5 additions & 2 deletions drivers/hid/hid-sensor-hub.c
Original file line number Diff line number Diff line change
Expand Up @@ -697,10 +697,13 @@ static void sensor_hub_remove(struct hid_device *hdev)

static const struct hid_device_id sensor_hub_devices[] = {
{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_INTEL_0,
USB_DEVICE_ID_INTEL_HID_SENSOR),
USB_DEVICE_ID_INTEL_HID_SENSOR_0),
.driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_INTEL_1,
USB_DEVICE_ID_INTEL_HID_SENSOR),
USB_DEVICE_ID_INTEL_HID_SENSOR_0),
.driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_INTEL_1,
USB_DEVICE_ID_INTEL_HID_SENSOR_1),
.driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
{ HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_STM_0,
USB_DEVICE_ID_STM_HID_SENSOR),
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