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