122 static int magicmouse_firm_touch(struct magicmouse_sc *msc)  in magicmouse_firm_touch()  argument
130 	for (ii = 0; ii < msc->ntouches; ii++) {  in magicmouse_firm_touch()
131 		int idx = msc->tracking_ids[ii];  in magicmouse_firm_touch()
132 		if (msc->touches[idx].size < 8) {  in magicmouse_firm_touch()
145 static void magicmouse_emit_buttons(struct magicmouse_sc *msc, int state)  in magicmouse_emit_buttons()  argument
147 	int last_state = test_bit(BTN_LEFT, msc->input->key) << 0 |  in magicmouse_emit_buttons()
148 		test_bit(BTN_RIGHT, msc->input->key) << 1 |  in magicmouse_emit_buttons()
149 		test_bit(BTN_MIDDLE, msc->input->key) << 2;  in magicmouse_emit_buttons()
162 		} else if ((id = magicmouse_firm_touch(msc)) >= 0) {  in magicmouse_emit_buttons()
163 			int x = msc->touches[id].x;  in magicmouse_emit_buttons()
172 		input_report_key(msc->input, BTN_MIDDLE, state & 4);  in magicmouse_emit_buttons()
175 	input_report_key(msc->input, BTN_LEFT, state & 1);  in magicmouse_emit_buttons()
176 	input_report_key(msc->input, BTN_RIGHT, state & 2);  in magicmouse_emit_buttons()
179 		msc->scroll_accel = SCROLL_ACCEL_DEFAULT;  in magicmouse_emit_buttons()
182 static void magicmouse_emit_touch(struct magicmouse_sc *msc, int raw_id, u8 *tdata)  in magicmouse_emit_touch()  argument
184 	struct input_dev *input = msc->input;  in magicmouse_emit_touch()
210 	msc->tracking_ids[raw_id] = id;  in magicmouse_emit_touch()
211 	msc->touches[id].x = x;  in magicmouse_emit_touch()
212 	msc->touches[id].y = y;  in magicmouse_emit_touch()
213 	msc->touches[id].size = size;  in magicmouse_emit_touch()
220 		int step_x = msc->touches[id].scroll_x - x;  in magicmouse_emit_touch()
221 		int step_y = msc->touches[id].scroll_y - y;  in magicmouse_emit_touch()
226 			msc->touches[id].scroll_x = x;  in magicmouse_emit_touch()
227 			msc->touches[id].scroll_y = y;  in magicmouse_emit_touch()
231 						msc->scroll_jiffies + HZ / 2))  in magicmouse_emit_touch()
232 				msc->scroll_accel = max_t(int,  in magicmouse_emit_touch()
233 						msc->scroll_accel - 1, 1);  in magicmouse_emit_touch()
235 				msc->scroll_accel = SCROLL_ACCEL_DEFAULT;  in magicmouse_emit_touch()
239 			step_x /= (64 - (int)scroll_speed) * msc->scroll_accel;  in magicmouse_emit_touch()
241 				msc->touches[id].scroll_x -= step_x *  in magicmouse_emit_touch()
242 					(64 - scroll_speed) * msc->scroll_accel;  in magicmouse_emit_touch()
243 				msc->scroll_jiffies = now;  in magicmouse_emit_touch()
247 			step_y /= (64 - (int)scroll_speed) * msc->scroll_accel;  in magicmouse_emit_touch()
249 				msc->touches[id].scroll_y -= step_y *  in magicmouse_emit_touch()
250 					(64 - scroll_speed) * msc->scroll_accel;  in magicmouse_emit_touch()
251 				msc->scroll_jiffies = now;  in magicmouse_emit_touch()
259 		msc->ntouches++;  in magicmouse_emit_touch()
284 	struct magicmouse_sc *msc = hid_get_drvdata(hdev);  in magicmouse_raw_event()  local
285 	struct input_dev *input = msc->input;  in magicmouse_raw_event()
299 		msc->ntouches = 0;  in magicmouse_raw_event()
301 			magicmouse_emit_touch(msc, ii, data + ii * 9 + 4);  in magicmouse_raw_event()
321 		msc->ntouches = 0;  in magicmouse_raw_event()
323 			magicmouse_emit_touch(msc, ii, data + ii * 8 + 6);  in magicmouse_raw_event()
352 		magicmouse_emit_buttons(msc, clicks & 3);  in magicmouse_raw_event()
462 	struct magicmouse_sc *msc = hid_get_drvdata(hdev);  in magicmouse_input_mapping()  local
464 	if (!msc->input)  in magicmouse_input_mapping()
465 		msc->input = hi->input;  in magicmouse_input_mapping()
479 	struct magicmouse_sc *msc = hid_get_drvdata(hdev);  in magicmouse_input_configured()  local
482 	ret = magicmouse_setup_input(msc->input, hdev);  in magicmouse_input_configured()
486 		msc->input = NULL;  in magicmouse_input_configured()
499 	struct magicmouse_sc *msc;  in magicmouse_probe()  local
503 	msc = devm_kzalloc(&hdev->dev, sizeof(*msc), GFP_KERNEL);  in magicmouse_probe()
504 	if (msc == NULL) {  in magicmouse_probe()
509 	msc->scroll_accel = SCROLL_ACCEL_DEFAULT;  in magicmouse_probe()
511 	msc->quirks = id->driver_data;  in magicmouse_probe()
512 	hid_set_drvdata(hdev, msc);  in magicmouse_probe()
526 	if (!msc->input) {  in magicmouse_probe()