39  * a given sensor are described by its query registers.  The number of query
41  * queries as well as the sensor query information.
43  * Similarly, each sensor has control registers that govern its behavior.  The
44  * size and layout of the control registers for a given sensor can be determined
47  * And in a likewise fashion, each sensor has data registers where it reports
52  * registers in order to determine the attributes of a sensor. Then
54  * registers for sensor.
69  * @rezero - writing this to the F11 command register will cause the sensor to
186  * @nr_fingers - describes the maximum number of fingers the 2-D sensor
188  * @has_rel - the sensor supports relative motion reporting.
189  * @has_abs - the sensor supports absolute poition reporting.
190  * @has_gestures - the sensor supports gesture reporting.
191  * @has_sensitivity_adjust - the sensor supports a global sensitivity
193  * @configurable - the sensor supports various configuration options.
194  * @num_of_x_electrodes -  the maximum number of electrodes the 2-D sensor
196  * @num_of_y_electrodes -  the maximum number of electrodes the 2-D sensor
206  * @has_anchored_finger - then the sensor supports the high-precision second
211  * @has_dribble - the sensor supports the generation of dribble interrupts,
230  * @has_palm_det - the 2-D sensor notifies the host whenever a large conductive
231  * object such as a palm or a cheek touches the 2-D sensor.
234  * rectangular area on the sensor that behaves like a capacitive button.
235  * @has_scroll_zones - scrolling areas near the sensor edges are supported.
251  * @has_proximity - detection of fingers near the sensor is supported and
253  * @has_palm_det_sensitivity -  the sensor supports the palm detect sensitivity
256  * @has_contact_geometry - the sensor supports the use of contact geometry to
266  * @has_z_tuning - if set, the sensor supports Z tuning and registers
269  * @has_w_tuning - the sensor supports Wx and Wy scaling and registers
271  * @has_pitch_info - the X and Y pitches of the sensor electrodes can be
274  * sensor can be configured and registers F11_2D_Ctrl42 through F11_2D_Ctrl44
276  * @has_segmentation_aggressiveness - the sensor’s ability to distinguish
279  * @has_XY_clip -  the inactive outside borders of the sensor can be
281  * @has_drumming_filter - the sensor can be configured to distinguish
295  * of the sensor are present.
307  * @is_clear - if set, this is a clear sensor (indicating direct pointing
488 /** Data pertaining to F11 in general.  For per-sensor data, see struct
495  * milliseconds before rezeroing the sensor(s).  This is useful in systems with
497  * sensor(s) coming out of sleep state may be bogus.
498  * @sensors - per sensor data structures.
510 	struct rmi_2d_sensor sensor;  member
528 	struct rmi_2d_sensor *sensor = &f11->sensor;  in rmi_f11_rel_pos_report()  local
535 	rmi_2d_sensor_rel_report(sensor, x, y);  in rmi_f11_rel_pos_report()
539 				   struct rmi_2d_sensor *sensor,  in rmi_f11_abs_pos_process()  argument
563 	rmi_2d_sensor_abs_process(sensor, obj, n_finger);  in rmi_f11_abs_pos_process()
573 				   struct rmi_2d_sensor *sensor, int size)  in rmi_f11_finger_handler()  argument
580 	int abs_size = sensor->nbr_fingers * RMI_F11_ABS_BYTES;  in rmi_f11_finger_handler()
582 	if (sensor->report_abs) {  in rmi_f11_finger_handler()
586 			abs_fingers = sensor->nbr_fingers;  in rmi_f11_finger_handler()
597 			rmi_f11_abs_pos_process(f11, sensor, &sensor->objs[i],  in rmi_f11_finger_handler()
605 		if (sensor->kernel_tracking)  in rmi_f11_finger_handler()
606 			input_mt_assign_slots(sensor->input,  in rmi_f11_finger_handler()
607 					      sensor->tracking_slots,  in rmi_f11_finger_handler()
608 					      sensor->tracking_pos,  in rmi_f11_finger_handler()
609 					      sensor->nbr_fingers,  in rmi_f11_finger_handler()
610 					      sensor->dmax);  in rmi_f11_finger_handler()
618 			rmi_2d_sensor_abs_report(sensor, &sensor->objs[i], i);  in rmi_f11_finger_handler()
621 		input_mt_sync_frame(sensor->input);  in rmi_f11_finger_handler()
622 	} else if (sensor->report_rel) {  in rmi_f11_finger_handler()
623 		if ((abs_size + sensor->nbr_fingers * RMI_F11_REL_BYTES) > size)  in rmi_f11_finger_handler()
626 			rel_fingers = sensor->nbr_fingers;  in rmi_f11_finger_handler()
636 	struct rmi_2d_sensor *sensor = &f11->sensor;  in f11_2d_construct_data()  local
641 	sensor->nbr_fingers = (query->nr_fingers == 5 ? 10 :  in f11_2d_construct_data()
644 	sensor->pkt_size = DIV_ROUND_UP(sensor->nbr_fingers, 4);  in f11_2d_construct_data()
647 		sensor->pkt_size += (sensor->nbr_fingers * 5);  in f11_2d_construct_data()
648 		sensor->attn_size = sensor->pkt_size;  in f11_2d_construct_data()
652 		sensor->pkt_size +=  (sensor->nbr_fingers * 2);  in f11_2d_construct_data()
656 		sensor->pkt_size += sizeof(u8);  in f11_2d_construct_data()
660 		sensor->pkt_size += sizeof(u8);  in f11_2d_construct_data()
663 		sensor->pkt_size += 3;  in f11_2d_construct_data()
665 			sensor->pkt_size--;  in f11_2d_construct_data()
667 			sensor->pkt_size--;  in f11_2d_construct_data()
671 		sensor->pkt_size +=  in f11_2d_construct_data()
674 	sensor->data_pkt = devm_kzalloc(&sensor->fn->dev, sensor->pkt_size,  in f11_2d_construct_data()
676 	if (!sensor->data_pkt)  in f11_2d_construct_data()
679 	data->f_state = sensor->data_pkt;  in f11_2d_construct_data()
680 	i = DIV_ROUND_UP(sensor->nbr_fingers, 4);  in f11_2d_construct_data()
683 		data->abs_pos = &sensor->data_pkt[i];  in f11_2d_construct_data()
684 		i += (sensor->nbr_fingers * RMI_F11_ABS_BYTES);  in f11_2d_construct_data()
688 		data->rel_pos = &sensor->data_pkt[i];  in f11_2d_construct_data()
689 		i += (sensor->nbr_fingers * RMI_F11_REL_BYTES);  in f11_2d_construct_data()
693 		data->gest_1 = &sensor->data_pkt[i];  in f11_2d_construct_data()
698 		data->gest_2 = &sensor->data_pkt[i];  in f11_2d_construct_data()
703 		data->pinch = &sensor->data_pkt[i];  in f11_2d_construct_data()
712 			data->flick = &sensor->data_pkt[i];  in f11_2d_construct_data()
721 			data->rotate = &sensor->data_pkt[i];  in f11_2d_construct_data()
727 		data->shapes = &sensor->data_pkt[i];  in f11_2d_construct_data()
1007 		 * query 15 - 18 contain the size of the sensor  in rmi_f11_get_query_parameters()
1052 	struct rmi_2d_sensor *sensor;  in rmi_f11_initialize()  local
1102 	sensor = &f11->sensor;  in rmi_f11_initialize()
1103 	sensor->fn = fn;  in rmi_f11_initialize()
1121 			f11->sensor.sensor_type = rmi_sensor_touchscreen;  in rmi_f11_initialize()
1123 			f11->sensor.sensor_type = rmi_sensor_touchpad;  in rmi_f11_initialize()
1126 	sensor->report_abs = f11->sens_query.has_abs;  in rmi_f11_initialize()
1128 	sensor->axis_align =  in rmi_f11_initialize()
1131 	sensor->topbuttonpad = f11->sensor_pdata.topbuttonpad;  in rmi_f11_initialize()
1132 	sensor->kernel_tracking = f11->sensor_pdata.kernel_tracking;  in rmi_f11_initialize()
1133 	sensor->dmax = f11->sensor_pdata.dmax;  in rmi_f11_initialize()
1134 	sensor->dribble = f11->sensor_pdata.dribble;  in rmi_f11_initialize()
1135 	sensor->palm_detect = f11->sensor_pdata.palm_detect;  in rmi_f11_initialize()
1138 		sensor->x_mm = f11->sens_query.x_sensor_size_mm;  in rmi_f11_initialize()
1139 		sensor->y_mm = f11->sens_query.y_sensor_size_mm;  in rmi_f11_initialize()
1141 		sensor->x_mm = f11->sensor_pdata.x_mm;  in rmi_f11_initialize()
1142 		sensor->y_mm = f11->sensor_pdata.y_mm;  in rmi_f11_initialize()
1145 	if (sensor->sensor_type == rmi_sensor_default)  in rmi_f11_initialize()
1146 		sensor->sensor_type =  in rmi_f11_initialize()
1149 	sensor->report_abs = sensor->report_abs  in rmi_f11_initialize()
1153 	if (!sensor->report_abs)  in rmi_f11_initialize()
1158 		sensor->report_rel = f11->sens_query.has_rel;  in rmi_f11_initialize()
1172 	sensor->max_x = max_x_pos;  in rmi_f11_initialize()
1173 	sensor->max_y = max_y_pos;  in rmi_f11_initialize()
1180 		f11->sensor.attn_size += f11->sensor.nbr_fingers * 2;  in rmi_f11_initialize()
1183 	sensor->tracking_pos = devm_kcalloc(&fn->dev,  in rmi_f11_initialize()
1184 			sensor->nbr_fingers, sizeof(struct input_mt_pos),  in rmi_f11_initialize()
1186 	sensor->tracking_slots = devm_kcalloc(&fn->dev,  in rmi_f11_initialize()
1187 			sensor->nbr_fingers, sizeof(int), GFP_KERNEL);  in rmi_f11_initialize()
1188 	sensor->objs = devm_kcalloc(&fn->dev,  in rmi_f11_initialize()
1189 			sensor->nbr_fingers,  in rmi_f11_initialize()
1192 	if (!sensor->tracking_pos || !sensor->tracking_slots || !sensor->objs)  in rmi_f11_initialize()
1196 	if (sensor->axis_align.delta_x_threshold)  in rmi_f11_initialize()
1198 			sensor->axis_align.delta_x_threshold;  in rmi_f11_initialize()
1200 	if (sensor->axis_align.delta_y_threshold)  in rmi_f11_initialize()
1202 			sensor->axis_align.delta_y_threshold;  in rmi_f11_initialize()
1205 		switch (sensor->dribble) {  in rmi_f11_initialize()
1219 		switch (sensor->palm_detect) {  in rmi_f11_initialize()
1248 	struct rmi_2d_sensor *sensor = &f11->sensor;  in rmi_f11_config()  local
1251 	if (!sensor->report_abs)  in rmi_f11_config()
1256 	if (!sensor->report_rel)  in rmi_f11_config()
1277 	int valid_bytes = f11->sensor.pkt_size;  in rmi_f11_attention()
1284 		if (f11->sensor.attn_size > drvdata->attn_data.size)  in rmi_f11_attention()
1287 			valid_bytes = f11->sensor.attn_size;  in rmi_f11_attention()
1288 		memcpy(f11->sensor.data_pkt, drvdata->attn_data.data,  in rmi_f11_attention()
1294 				data_base_addr, f11->sensor.data_pkt,  in rmi_f11_attention()
1295 				f11->sensor.pkt_size);  in rmi_f11_attention()
1300 	rmi_f11_finger_handler(f11, &f11->sensor, valid_bytes);  in rmi_f11_attention()
1338 	error = rmi_2d_sensor_configure_input(fn, &f11->sensor);  in rmi_f11_probe()