[PATCH] HID: wacom: correct misreported EKR ring values

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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




[Index of Archives]     [Linux Kernel]     [Kernel Development Newbies]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Hiking]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux