[PATCH] HID: Ignore battery for ELAN touchscreen 29DF on HP

Luka Guzenko posted 1 patch 2 years, 7 months ago
There is a newer version of this series
drivers/hid/hid-ids.h   | 1 +
drivers/hid/hid-input.c | 2 ++
2 files changed, 3 insertions(+)
[PATCH] HID: Ignore battery for ELAN touchscreen 29DF on HP
Posted by Luka Guzenko 2 years, 7 months ago
The touchscreen reports a battery status of 0% and jumps to 1% when a
stylus is used. The device ID was added and the battery ignore quirk was
enabled for it.

Signed-off-by: Luka Guzenko <l.guzenko@web.de>
---
 drivers/hid/hid-ids.h   | 1 +
 drivers/hid/hid-input.c | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 82713ef3aaa6..78f4846e5711 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -414,6 +414,7 @@
 #define I2C_DEVICE_ID_HP_ENVY_X360_15T_DR100	0x29CF
 #define I2C_DEVICE_ID_HP_ENVY_X360_EU0009NV	0x2CF9
 #define I2C_DEVICE_ID_HP_SPECTRE_X360_15	0x2817
+#define I2C_DEVICE_ID_HP_SPECTRE_X360_13_AW0020NG  0x29DF
 #define USB_DEVICE_ID_ASUS_UX550VE_TOUCHSCREEN	0x2544
 #define USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN	0x2706
 #define I2C_DEVICE_ID_SURFACE_GO_TOUCHSCREEN	0x261A
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 9b59e436df0a..27f17fafce58 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -384,6 +384,8 @@ static const struct hid_device_id hid_battery_quirks[] = {
 	  HID_BATTERY_QUIRK_IGNORE },
 	{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_HP_SPECTRE_X360_15),
 	  HID_BATTERY_QUIRK_IGNORE },
+	{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_HP_SPECTRE_X360_13_AW0020NG),
+	  HID_BATTERY_QUIRK_IGNORE },
 	{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_SURFACE_GO_TOUCHSCREEN),
 	  HID_BATTERY_QUIRK_IGNORE },
 	{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_SURFACE_GO2_TOUCHSCREEN),
--
2.39.1
Re: [PATCH] HID: Ignore battery for ELAN touchscreen 29DF on HP
Posted by Benjamin Tissoires 2 years, 7 months ago
On Fri, 20 Jan 2023 23:37:41 +0100, Luka Guzenko wrote:
> The touchscreen reports a battery status of 0% and jumps to 1% when a
> stylus is used. The device ID was added and the battery ignore quirk was
> enabled for it.
> 
> 

Applied to hid/hid.git (for-6.2/upstream-fixes), thanks!

[1/1] HID: Ignore battery for ELAN touchscreen 29DF on HP
      https://git.kernel.org/hid/hid/c/ebebf05a4b06

Cheers,
-- 
Benjamin Tissoires <benjamin.tissoires@redhat.com>