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HID: Ignore battery for ELAN touchscreen on ROG Flow X13 GV301RA
Ignore the reported battery level of the built-in touchscreen to suppress battery warnings when a stylus is used. The device ID was added and the battery ignore quirk was enabled. Signed-off-by: weiliang1503 <weiliang1503@gmail.com> Link: https://lore.kernel.org/r/20230330115638.16146-1-weiliang1503@gmail.com Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
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drivers/hid/hid-ids.h

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@@ -415,6 +415,7 @@
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#define I2C_DEVICE_ID_HP_SPECTRE_X360_15 0x2817
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#define I2C_DEVICE_ID_HP_SPECTRE_X360_13_AW0020NG 0x29DF
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#define I2C_DEVICE_ID_ASUS_TP420IA_TOUCHSCREEN 0x2BC8
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#define I2C_DEVICE_ID_ASUS_GV301RA_TOUCHSCREEN 0x2C82
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#define USB_DEVICE_ID_ASUS_UX550VE_TOUCHSCREEN 0x2544
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#define USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN 0x2706
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#define I2C_DEVICE_ID_SURFACE_GO_TOUCHSCREEN 0x261A

drivers/hid/hid-input.c

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@@ -372,6 +372,8 @@ static const struct hid_device_id hid_battery_quirks[] = {
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HID_BATTERY_QUIRK_IGNORE },
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{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_ASUS_TP420IA_TOUCHSCREEN),
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HID_BATTERY_QUIRK_IGNORE },
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{ HID_I2C_DEVICE(USB_VENDOR_ID_ELAN, I2C_DEVICE_ID_ASUS_GV301RA_TOUCHSCREEN),
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HID_BATTERY_QUIRK_IGNORE },
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{ HID_USB_DEVICE(USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN),
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HID_BATTERY_QUIRK_IGNORE },
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{ HID_USB_DEVICE(USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ASUS_UX550VE_TOUCHSCREEN),

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