HID: Ignore battery for ELAN touchscreen 29DF on HP

[ Upstream commit ebebf05a4b06a1be49788ca0edf990de01c4b0d0 ]

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>
Link: https://lore.kernel.org/r/20230120223741.3007-1-l.guzenko@web.de
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 46c0ce4..9e36b4c 100644 (file)
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -413,6 +413,7 @@
 #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 I2C_DEVICE_ID_ASUS_TP420IA_TOUCHSCREEN 0x2BC8
 #define USB_DEVICE_ID_ASUS_UX550VE_TOUCHSCREEN 0x2544
 #define USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN   0x2706

diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 3736b0a..7e94ca1 100644 (file)
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -386,6 +386,8 @@ 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),