145 static int magicmouse_firm_touch(struct magicmouse_sc *msc)  in magicmouse_firm_touch()  argument
153 	for (ii = 0; ii < msc->ntouches; ii++) {  in magicmouse_firm_touch()
154 		int idx = msc->tracking_ids[ii];  in magicmouse_firm_touch()
155 		if (msc->touches[idx].size < 8) {  in magicmouse_firm_touch()
168 static void magicmouse_emit_buttons(struct magicmouse_sc *msc, int state)  in magicmouse_emit_buttons()  argument
170 	int last_state = test_bit(BTN_LEFT, msc->input->key) << 0 |  in magicmouse_emit_buttons()
171 		test_bit(BTN_RIGHT, msc->input->key) << 1 |  in magicmouse_emit_buttons()
172 		test_bit(BTN_MIDDLE, msc->input->key) << 2;  in magicmouse_emit_buttons()
185 		} else if ((id = magicmouse_firm_touch(msc)) >= 0) {  in magicmouse_emit_buttons()
186 			int x = msc->touches[id].x;  in magicmouse_emit_buttons()
195 		input_report_key(msc->input, BTN_MIDDLE, state & 4);  in magicmouse_emit_buttons()
198 	input_report_key(msc->input, BTN_LEFT, state & 1);  in magicmouse_emit_buttons()
199 	input_report_key(msc->input, BTN_RIGHT, state & 2);  in magicmouse_emit_buttons()
202 		msc->scroll_accel = SCROLL_ACCEL_DEFAULT;  in magicmouse_emit_buttons()
205 static void magicmouse_emit_touch(struct magicmouse_sc *msc, int raw_id, u8 *tdata)  in magicmouse_emit_touch()  argument
207 	struct input_dev *input = msc->input;  in magicmouse_emit_touch()
246 	msc->tracking_ids[raw_id] = id;  in magicmouse_emit_touch()
247 	msc->touches[id].x = x;  in magicmouse_emit_touch()
248 	msc->touches[id].y = y;  in magicmouse_emit_touch()
249 	msc->touches[id].size = size;  in magicmouse_emit_touch()
257 		int step_x = msc->touches[id].scroll_x - x;  in magicmouse_emit_touch()
258 		int step_y = msc->touches[id].scroll_y - y;  in magicmouse_emit_touch()
259 		int step_hr = ((64 - (int)scroll_speed) * msc->scroll_accel) /  in magicmouse_emit_touch()
261 		int step_x_hr = msc->touches[id].scroll_x_hr - x;  in magicmouse_emit_touch()
262 		int step_y_hr = msc->touches[id].scroll_y_hr - y;  in magicmouse_emit_touch()
267 			msc->touches[id].scroll_x = x;  in magicmouse_emit_touch()
268 			msc->touches[id].scroll_y = y;  in magicmouse_emit_touch()
269 			msc->touches[id].scroll_x_hr = x;  in magicmouse_emit_touch()
270 			msc->touches[id].scroll_y_hr = y;  in magicmouse_emit_touch()
271 			msc->touches[id].scroll_x_active = false;  in magicmouse_emit_touch()
272 			msc->touches[id].scroll_y_active = false;  in magicmouse_emit_touch()
276 						msc->scroll_jiffies + HZ / 2))  in magicmouse_emit_touch()
277 				msc->scroll_accel = max_t(int,  in magicmouse_emit_touch()
278 						msc->scroll_accel - 1, 1);  in magicmouse_emit_touch()
280 				msc->scroll_accel = SCROLL_ACCEL_DEFAULT;  in magicmouse_emit_touch()
284 			step_x /= (64 - (int)scroll_speed) * msc->scroll_accel;  in magicmouse_emit_touch()
286 				msc->touches[id].scroll_x -= step_x *  in magicmouse_emit_touch()
287 					(64 - scroll_speed) * msc->scroll_accel;  in magicmouse_emit_touch()
288 				msc->scroll_jiffies = now;  in magicmouse_emit_touch()
292 			step_y /= (64 - (int)scroll_speed) * msc->scroll_accel;  in magicmouse_emit_touch()
294 				msc->touches[id].scroll_y -= step_y *  in magicmouse_emit_touch()
295 					(64 - scroll_speed) * msc->scroll_accel;  in magicmouse_emit_touch()
296 				msc->scroll_jiffies = now;  in magicmouse_emit_touch()
300 			if (!msc->touches[id].scroll_x_active &&  in magicmouse_emit_touch()
302 				msc->touches[id].scroll_x_active = true;  in magicmouse_emit_touch()
303 				msc->touches[id].scroll_x_hr = x;  in magicmouse_emit_touch()
309 			    msc->touches[id].scroll_x_active) {  in magicmouse_emit_touch()
310 				msc->touches[id].scroll_x_hr -= step_x_hr *  in magicmouse_emit_touch()
317 			if (!msc->touches[id].scroll_y_active &&  in magicmouse_emit_touch()
319 				msc->touches[id].scroll_y_active = true;  in magicmouse_emit_touch()
320 				msc->touches[id].scroll_y_hr = y;  in magicmouse_emit_touch()
326 			    msc->touches[id].scroll_y_active) {  in magicmouse_emit_touch()
327 				msc->touches[id].scroll_y_hr -= step_y_hr *  in magicmouse_emit_touch()
338 		msc->ntouches++;  in magicmouse_emit_touch()
368 	struct magicmouse_sc *msc = hid_get_drvdata(hdev);  in magicmouse_raw_event()  local
369 	struct input_dev *input = msc->input;  in magicmouse_raw_event()
384 		msc->ntouches = 0;  in magicmouse_raw_event()
386 			magicmouse_emit_touch(msc, ii, data + ii * 9 + 4);  in magicmouse_raw_event()
406 		msc->ntouches = 0;  in magicmouse_raw_event()
408 			magicmouse_emit_touch(msc, ii, data + ii * 9 + 12);  in magicmouse_raw_event()
422 		msc->ntouches = 0;  in magicmouse_raw_event()
424 			magicmouse_emit_touch(msc, ii, data + ii * 8 + 6);  in magicmouse_raw_event()
450 		msc->ntouches = 0;  in magicmouse_raw_event()
452 			magicmouse_emit_touch(msc, ii, data + ii * 8 + 14);  in magicmouse_raw_event()
482 		magicmouse_emit_buttons(msc, clicks & 3);  in magicmouse_raw_event()
500 	struct magicmouse_sc *msc = hid_get_drvdata(hdev);  in magicmouse_event()  local
501 	if (msc->input->id.product == USB_DEVICE_ID_APPLE_MAGICMOUSE2 &&  in magicmouse_event()
658 	struct magicmouse_sc *msc = hid_get_drvdata(hdev);  in magicmouse_input_mapping()  local
660 	if (!msc->input)  in magicmouse_input_mapping()
661 		msc->input = hi->input;  in magicmouse_input_mapping()
676 	struct magicmouse_sc *msc = hid_get_drvdata(hdev);  in magicmouse_input_configured()  local
679 	ret = magicmouse_setup_input(msc->input, hdev);  in magicmouse_input_configured()
683 		msc->input = NULL;  in magicmouse_input_configured()
729 	struct magicmouse_sc *msc =  in magicmouse_enable_mt_work()  local
733 	ret = magicmouse_enable_multitouch(msc->hdev);  in magicmouse_enable_mt_work()
735 		hid_err(msc->hdev, "unable to request touch data (%d)\n", ret);  in magicmouse_enable_mt_work()
741 	struct magicmouse_sc *msc;  in magicmouse_probe()  local
750 	msc = devm_kzalloc(&hdev->dev, sizeof(*msc), GFP_KERNEL);  in magicmouse_probe()
751 	if (msc == NULL) {  in magicmouse_probe()
756 	msc->scroll_accel = SCROLL_ACCEL_DEFAULT;  in magicmouse_probe()
757 	msc->hdev = hdev;  in magicmouse_probe()
758 	INIT_DEFERRABLE_WORK(&msc->work, magicmouse_enable_mt_work);  in magicmouse_probe()
760 	msc->quirks = id->driver_data;  in magicmouse_probe()
761 	hid_set_drvdata(hdev, msc);  in magicmouse_probe()
775 	if (!msc->input) {  in magicmouse_probe()
822 		schedule_delayed_work(&msc->work, msecs_to_jiffies(500));  in magicmouse_probe()
833 	struct magicmouse_sc *msc = hid_get_drvdata(hdev);  in magicmouse_remove()  local
835 	if (msc)  in magicmouse_remove()
836 		cancel_delayed_work_sync(&msc->work);  in magicmouse_remove()