The EKR ring claims a range of 0 to 71 but actually reports
values 1 to 72. The ring is used in relative mode so this
change should not affect users.
Signed-off-by: Aaron Armstrong Skomra <aaron.skomra@xxxxxxxxx>
Fixes: 72b236d60218f ("HID: wacom: Add support for Express Key Remote.")
Cc: <stable@xxxxxxxxxxxxxxx> # v4.3+
Reviewed-by: Ping Cheng <ping.cheng@xxxxxxxxx>
Reviewed-by: Jason Gerecke <jason.gerecke@xxxxxxxxx>
---
drivers/hid/wacom_wac.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index abc17f2c8ef0..e314a7564236 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -1098,7 +1098,7 @@ static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
input_report_key(input, BTN_BASE2, (data[11] & 0x02));
if (data[12] & 0x80)
- input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f));
+ input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
else
input_report_abs(input, ABS_WHEEL, 0);
--
2.17.1
