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path: root/drivers/hid/hid-a4tech.c
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Diffstat (limited to 'drivers/hid/hid-a4tech.c')
-rw-r--r--drivers/hid/hid-a4tech.c16
1 files changed, 9 insertions, 7 deletions
diff --git a/drivers/hid/hid-a4tech.c b/drivers/hid/hid-a4tech.c
index 9428ea7cdf8a..98bf694626f7 100644
--- a/drivers/hid/hid-a4tech.c
+++ b/drivers/hid/hid-a4tech.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  HID driver for some a4tech "special" devices
  *
@@ -9,10 +10,6 @@
  */
 
 /*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
  */
 
 #include <linux/device.h>
@@ -38,8 +35,10 @@ static int a4_input_mapped(struct hid_device *hdev, struct hid_input *hi,
 {
 	struct a4tech_sc *a4 = hid_get_drvdata(hdev);
 
-	if (usage->type == EV_REL && usage->code == REL_WHEEL)
+	if (usage->type == EV_REL && usage->code == REL_WHEEL_HI_RES) {
 		set_bit(REL_HWHEEL, *bit);
+		set_bit(REL_HWHEEL_HI_RES, *bit);
+	}
 
 	if ((a4->quirks & A4_2WHEEL_MOUSE_HACK_7) && usage->hid == 0x00090007)
 		return -1;
@@ -60,7 +59,7 @@ static int a4_event(struct hid_device *hdev, struct hid_field *field,
 	input = field->hidinput->input;
 
 	if (a4->quirks & A4_2WHEEL_MOUSE_HACK_B8) {
-		if (usage->type == EV_REL && usage->code == REL_WHEEL) {
+		if (usage->type == EV_REL && usage->code == REL_WHEEL_HI_RES) {
 			a4->delayed_value = value;
 			return 1;
 		}
@@ -68,6 +67,8 @@ static int a4_event(struct hid_device *hdev, struct hid_field *field,
 		if (usage->hid == 0x000100b8) {
 			input_event(input, EV_REL, value ? REL_HWHEEL :
 					REL_WHEEL, a4->delayed_value);
+			input_event(input, EV_REL, value ? REL_HWHEEL_HI_RES :
+					REL_WHEEL_HI_RES, a4->delayed_value * 120);
 			return 1;
 		}
 	}
@@ -77,8 +78,9 @@ static int a4_event(struct hid_device *hdev, struct hid_field *field,
 		return 1;
 	}
 
-	if (usage->code == REL_WHEEL && a4->hw_wheel) {
+	if (usage->code == REL_WHEEL_HI_RES && a4->hw_wheel) {
 		input_event(input, usage->type, REL_HWHEEL, value);
+		input_event(input, usage->type, REL_HWHEEL_HI_RES, value * 120);
 		return 1;
 	}