* [PATCH AUTOSEL 4.19 06/15] HID: Ignore battery for Elan touchscreen on ASUS UX550
[not found] <20210120012740.770354-1-sashal@kernel.org>
@ 2021-01-20 1:27 ` Sasha Levin
0 siblings, 0 replies; only message in thread
From: Sasha Levin @ 2021-01-20 1:27 UTC (permalink / raw)
To: linux-kernel, stable; +Cc: Seth Miller, Jiri Kosina, Sasha Levin, linux-input
From: Seth Miller <miller.seth@gmail.com>
[ Upstream commit 7c38e769d5c508939ce5dc26df72602f3c902342 ]
Battery status is being reported for the Elan touchscreen on ASUS
UX550 laptops despite not having a batter. It always shows either 0 or
1%.
Signed-off-by: Seth Miller <miller.seth@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
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 6d118da1615d4..ab2be7a115d8f 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -386,6 +386,7 @@
#define USB_DEVICE_ID_TOSHIBA_CLICK_L9W 0x0401
#define USB_DEVICE_ID_HP_X2 0x074d
#define USB_DEVICE_ID_HP_X2_10_COVER 0x0755
+#define USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN 0x2706
#define USB_VENDOR_ID_ELECOM 0x056e
#define USB_DEVICE_ID_ELECOM_BM084 0x0061
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 13deb9a676855..4dd151b2924e2 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -334,6 +334,8 @@ static const struct hid_device_id hid_battery_quirks[] = {
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LOGITECH,
USB_DEVICE_ID_LOGITECH_DINOVO_EDGE_KBD),
HID_BATTERY_QUIRK_IGNORE },
+ { HID_USB_DEVICE(USB_VENDOR_ID_ELAN, USB_DEVICE_ID_ASUS_UX550_TOUCHSCREEN),
+ HID_BATTERY_QUIRK_IGNORE },
{}
};
--
2.27.0
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2021-01-20 1:27 ` [PATCH AUTOSEL 4.19 06/15] HID: Ignore battery for Elan touchscreen on ASUS UX550 Sasha Levin
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