From ebebf05a4b06a1be49788ca0edf990de01c4b0d0 Mon Sep 17 00:00:00 2001 From: Luka Guzenko Date: Fri, 20 Jan 2023 23:37:41 +0100 Subject: [PATCH] HID: Ignore battery for ELAN touchscreen 29DF on HP 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 Link: https://lore.kernel.org/r/20230120223741.3007-1-l.guzenko@web.de Signed-off-by: Benjamin Tissoires --- 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 46c0ce4..9e36b4c 100644 --- 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 ea139df..77c8c49 100644 --- 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), -- 2.7.4