3 files changed, 26 insertions, 13 deletions

diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index 4f7e9214de0e..bb1f5211ff9d 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -1549,7 +1549,7 @@ void hid_init_reports(struct hid_device *hid)
 #define USB_DEVICE_ID_LD_MACHINETEST    0x2040
 
 #define USB_VENDOR_ID_APPLE             0x05ac
-#define USB_DEVICE_ID_APPLE_POWERMOUSE  0x0304
+#define USB_DEVICE_ID_APPLE_MIGHTYMOUSE 0x0304
 
 #define USB_VENDOR_ID_CHERRY            0x046a
 #define USB_DEVICE_ID_CHERRY_CYMOTION   0x0023
@@ -1692,7 +1692,7 @@ static const struct hid_blacklist {
         { USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_DUAL_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
         { USB_VENDOR_ID_SILVERCREST, USB_DEVICE_ID_SILVERCREST_KB, HID_QUIRK_NOGET },
 
-        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_POWERMOUSE, HID_QUIRK_2WHEEL_POWERMOUSE },
+        { USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_MIGHTYMOUSE, HID_QUIRK_MIGHTYMOUSE | HID_QUIRK_INVERT_HWHEEL },
         { USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK_7 },
         { USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE, HID_QUIRK_2WHEEL_MOUSE_HACK_5 },
 
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;
diff --git a/drivers/usb/input/hid.h b/drivers/usb/input/hid.h
index 9c62837b5b89..7efbfff8adde 100644
--- a/drivers/usb/input/hid.h
+++ b/drivers/usb/input/hid.h
@@ -247,10 +247,11 @@ struct hid_item {
 #define HID_QUIRK_2WHEEL_MOUSE_HACK_7           0x00000080
 #define HID_QUIRK_2WHEEL_MOUSE_HACK_5           0x00000100
 #define HID_QUIRK_2WHEEL_MOUSE_HACK_ON          0x00000200
-#define HID_QUIRK_2WHEEL_POWERMOUSE             0x00000400
+#define HID_QUIRK_MIGHTYMOUSE                   0x00000400
 #define HID_QUIRK_CYMOTION                      0x00000800
 #define HID_QUIRK_POWERBOOK_HAS_FN              0x00001000
 #define HID_QUIRK_POWERBOOK_FN_ON               0x00002000
+#define HID_QUIRK_INVERT_HWHEEL                 0x00004000
 
 /*
  * This is the global environment of the parser. This information is