1 files changed, 22 insertions, 10 deletions

diff --git a/drivers/usb/input/hid-input.c b/drivers/usb/input/hid-input.c
index 25bc85f8ce39..2f665195f4ac 100644
--- a/drivers/usb/input/hid-input.c
+++ b/drivers/usb/input/hid-input.c
@@ -567,16 +567,14 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                         break;
         }
 
-        set_bit(usage->type, input->evbit);
-
-        while (usage->code <= max && test_and_set_bit(usage->code, bit))
-                usage->code = find_next_zero_bit(bit, max + 1, usage->code);
-
-        if (usage->code > max)
-                goto ignore;
-
-        if (((device->quirks & (HID_QUIRK_2WHEEL_POWERMOUSE)) && (usage->hid == 0x00010032)))
-                map_rel(REL_HWHEEL);
+        if (device->quirks & HID_QUIRK_MIGHTYMOUSE) {
+                if (usage->hid == HID_GD_Z)
+                        map_rel(REL_HWHEEL);
+                else if (usage->code == BTN_1)
+                        map_key(BTN_2);
+                else if (usage->code == BTN_2)
+                        map_key(BTN_1);
+        }
 
         if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) &&
                  (usage->type == EV_REL) && (usage->code == REL_WHEEL))
@@ -586,6 +584,15 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
                 || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007)))
                 goto ignore;
 
+        set_bit(usage->type, input->evbit);
+
+        while (usage->code <= max && test_and_set_bit(usage->code, bit))
+                usage->code = find_next_zero_bit(bit, max + 1, usage->code);
+
+        if (usage->code > max)
+                goto ignore;
+
+
         if (usage->type == EV_ABS) {
 
                 int a = field->logical_minimum;
@@ -647,6 +654,11 @@ void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct
                 return;
         }
 
+        if ((hid->quirks & HID_QUIRK_INVERT_HWHEEL) && (usage->code == REL_HWHEEL)) {
+                input_event(input, usage->type, usage->code, -value);
+                return;
+        }
+
         if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) {
                 input_event(input, usage->type, REL_HWHEEL, value);
                 return;