79 static int synaptics_mode_cmd(struct psmouse *psmouse, u8 mode)  in synaptics_mode_cmd()  argument
84 	error = ps2_sliced_command(&psmouse->ps2dev, mode);  in synaptics_mode_cmd()
89 	error = ps2_command(&psmouse->ps2dev, param, PSMOUSE_CMD_SETRATE);  in synaptics_mode_cmd()
96 int synaptics_detect(struct psmouse *psmouse, bool set_properties)  in synaptics_detect()  argument
98 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in synaptics_detect()
111 		psmouse->vendor = "Synaptics";  in synaptics_detect()
112 		psmouse->name = "TouchPad";  in synaptics_detect()
118 void synaptics_reset(struct psmouse *psmouse)  in synaptics_reset()  argument
121 	synaptics_mode_cmd(psmouse, 0);  in synaptics_reset()
198 static int synaptics_send_cmd(struct psmouse *psmouse, u8 cmd, u8 *param)  in synaptics_send_cmd()  argument
202 	error = ps2_sliced_command(&psmouse->ps2dev, cmd);  in synaptics_send_cmd()
206 	error = ps2_command(&psmouse->ps2dev, param, PSMOUSE_CMD_GETINFO);  in synaptics_send_cmd()
213 static int synaptics_query_int(struct psmouse *psmouse, u8 query_cmd, u32 *val)  in synaptics_query_int()  argument
221 	error = synaptics_send_cmd(psmouse, query_cmd, resp.buf + 1);  in synaptics_query_int()
233 static int synaptics_identify(struct psmouse *psmouse,  in synaptics_identify()  argument
238 	error = synaptics_query_int(psmouse, SYN_QUE_IDENTIFY, &info->identity);  in synaptics_identify()
249 static int synaptics_model_id(struct psmouse *psmouse,  in synaptics_model_id()  argument
252 	return synaptics_query_int(psmouse, SYN_QUE_MODEL, &info->model_id);  in synaptics_model_id()
258 static int synaptics_firmware_id(struct psmouse *psmouse,  in synaptics_firmware_id()  argument
261 	return synaptics_query_int(psmouse, SYN_QUE_FIRMWARE_ID,  in synaptics_firmware_id()
269 static int synaptics_query_modes(struct psmouse *psmouse,  in synaptics_query_modes()  argument
279 	error = synaptics_send_cmd(psmouse, SYN_QUE_MODES, bid);  in synaptics_query_modes()
286 		return synaptics_query_int(psmouse, SYN_QUE_MEXT_CAPAB_10,  in synaptics_query_modes()
296 static int synaptics_capability(struct psmouse *psmouse,  in synaptics_capability()  argument
301 	error = synaptics_query_int(psmouse, SYN_QUE_CAPABILITIES,  in synaptics_capability()
323 		error = synaptics_query_int(psmouse, SYN_QUE_EXT_CAPAB,  in synaptics_capability()
326 			psmouse_warn(psmouse,  in synaptics_capability()
339 		error = synaptics_query_int(psmouse, SYN_QUE_EXT_CAPAB_0C,  in synaptics_capability()
342 			psmouse_warn(psmouse,  in synaptics_capability()
353 static int synaptics_resolution(struct psmouse *psmouse,  in synaptics_resolution()  argument
362 	error = synaptics_send_cmd(psmouse, SYN_QUE_RESOLUTION, resp);  in synaptics_resolution()
372 		error = synaptics_send_cmd(psmouse,  in synaptics_resolution()
375 			psmouse_warn(psmouse,  in synaptics_resolution()
380 			psmouse_info(psmouse,  in synaptics_resolution()
394 		error = synaptics_send_cmd(psmouse,  in synaptics_resolution()
397 			psmouse_warn(psmouse,  in synaptics_resolution()
402 			psmouse_info(psmouse,  in synaptics_resolution()
411 static int synaptics_query_hardware(struct psmouse *psmouse,  in synaptics_query_hardware()  argument
418 	error = synaptics_identify(psmouse, info);  in synaptics_query_hardware()
422 	error = synaptics_model_id(psmouse, info);  in synaptics_query_hardware()
426 	error = synaptics_firmware_id(psmouse, info);  in synaptics_query_hardware()
430 	error = synaptics_query_modes(psmouse, info);  in synaptics_query_hardware()
434 	error = synaptics_capability(psmouse, info);  in synaptics_query_hardware()
438 	error = synaptics_resolution(psmouse, info);  in synaptics_query_hardware()
518 static void synaptics_apply_quirks(struct psmouse *psmouse,  in synaptics_apply_quirks()  argument
524 		if (!psmouse_matches_pnp_id(psmouse,  in synaptics_apply_quirks()
540 		psmouse_info(psmouse,  in synaptics_apply_quirks()
554 static int synaptics_set_advanced_gesture_mode(struct psmouse *psmouse)  in synaptics_set_advanced_gesture_mode()  argument
559 	error = ps2_sliced_command(&psmouse->ps2dev, SYN_QUE_MODEL);  in synaptics_set_advanced_gesture_mode()
563 	error = ps2_command(&psmouse->ps2dev, &param, PSMOUSE_CMD_SETRATE);  in synaptics_set_advanced_gesture_mode()
570 static int synaptics_set_mode(struct psmouse *psmouse)  in synaptics_set_mode()  argument
572 	struct synaptics_data *priv = psmouse->private;  in synaptics_set_mode()
580 	if (psmouse->rate >= 80)  in synaptics_set_mode()
585 	error = synaptics_mode_cmd(psmouse, priv->mode);  in synaptics_set_mode()
590 		error = synaptics_set_advanced_gesture_mode(psmouse);  in synaptics_set_mode()
592 			psmouse_err(psmouse,  in synaptics_set_mode()
602 static void synaptics_set_rate(struct psmouse *psmouse, unsigned int rate)  in synaptics_set_rate()  argument
604 	struct synaptics_data *priv = psmouse->private;  in synaptics_set_rate()
608 		psmouse->rate = 80;  in synaptics_set_rate()
611 		psmouse->rate = 40;  in synaptics_set_rate()
614 	synaptics_mode_cmd(psmouse, priv->mode);  in synaptics_set_rate()
622 	struct psmouse *parent = serio_get_drvdata(serio->parent);  in synaptics_pt_write()
639 	struct psmouse *parent = serio_get_drvdata(serio->parent);  in synaptics_pt_start()
651 	struct psmouse *parent = serio_get_drvdata(serio->parent);  in synaptics_pt_stop()
666 	struct psmouse *child = serio_get_drvdata(ptport);  in synaptics_pass_pt_packet()
679 static void synaptics_pt_activate(struct psmouse *psmouse)  in synaptics_pt_activate()  argument
681 	struct synaptics_data *priv = psmouse->private;  in synaptics_pt_activate()
682 	struct psmouse *child = serio_get_drvdata(priv->pt_port);  in synaptics_pt_activate()
691 		if (synaptics_mode_cmd(psmouse, priv->mode))  in synaptics_pt_activate()
692 			psmouse_warn(psmouse,  in synaptics_pt_activate()
697 static void synaptics_pt_create(struct psmouse *psmouse)  in synaptics_pt_create()  argument
703 		psmouse_err(psmouse,  in synaptics_pt_create()
714 	serio->parent = psmouse->ps2dev.serio;  in synaptics_pt_create()
716 	psmouse->pt_activate = synaptics_pt_activate;  in synaptics_pt_create()
718 	psmouse_info(psmouse, "serio: %s port at %s\n",  in synaptics_pt_create()
719 		     serio->name, psmouse->phys);  in synaptics_pt_create()
912 static void synaptics_report_ext_buttons(struct psmouse *psmouse,  in synaptics_report_ext_buttons()  argument
915 	struct input_dev *dev = psmouse->dev;  in synaptics_report_ext_buttons()
916 	struct synaptics_data *priv = psmouse->private;  in synaptics_report_ext_buttons()
926 	    !((psmouse->packet[0] ^ psmouse->packet[3]) & 0x02))  in synaptics_report_ext_buttons()
958 static void synaptics_report_buttons(struct psmouse *psmouse,  in synaptics_report_buttons()  argument
961 	struct input_dev *dev = psmouse->dev;  in synaptics_report_buttons()
962 	struct synaptics_data *priv = psmouse->private;  in synaptics_report_buttons()
975 	synaptics_report_ext_buttons(psmouse, hw);  in synaptics_report_buttons()
978 static void synaptics_report_mt_data(struct psmouse *psmouse,  in synaptics_report_mt_data()  argument
982 	struct input_dev *dev = psmouse->dev;  in synaptics_report_mt_data()
983 	struct synaptics_data *priv = psmouse->private;  in synaptics_report_mt_data()
1013 	synaptics_report_buttons(psmouse, sgm);  in synaptics_report_mt_data()
1018 static void synaptics_image_sensor_process(struct psmouse *psmouse,  in synaptics_image_sensor_process()  argument
1021 	struct synaptics_data *priv = psmouse->private;  in synaptics_image_sensor_process()
1039 	synaptics_report_mt_data(psmouse, sgm, num_fingers);  in synaptics_image_sensor_process()
1054 static void synaptics_process_packet(struct psmouse *psmouse)  in synaptics_process_packet()  argument
1056 	struct input_dev *dev = psmouse->dev;  in synaptics_process_packet()
1057 	struct synaptics_data *priv = psmouse->private;  in synaptics_process_packet()
1063 	if (synaptics_parse_hw_state(psmouse->packet, priv, &hw))  in synaptics_process_packet()
1067 		synaptics_image_sensor_process(psmouse, &hw);  in synaptics_process_packet()
1116 		synaptics_report_mt_data(psmouse, &hw, num_fingers);  in synaptics_process_packet()
1146 	synaptics_report_buttons(psmouse, &hw);  in synaptics_process_packet()
1151 static bool synaptics_validate_byte(struct psmouse *psmouse,  in synaptics_validate_byte()  argument
1159 	const u8 *packet = psmouse->packet;  in synaptics_validate_byte()
1177 		psmouse_err(psmouse, "unknown packet type %d\n", pkt_type);  in synaptics_validate_byte()
1183 synaptics_detect_pkt_type(struct psmouse *psmouse)  in synaptics_detect_pkt_type()  argument
1188 		if (!synaptics_validate_byte(psmouse, i, SYN_NEWABS_STRICT)) {  in synaptics_detect_pkt_type()
1189 			psmouse_info(psmouse, "using relaxed packet validation\n");  in synaptics_detect_pkt_type()
1197 static psmouse_ret_t synaptics_process_byte(struct psmouse *psmouse)  in synaptics_process_byte()  argument
1199 	struct synaptics_data *priv = psmouse->private;  in synaptics_process_byte()
1201 	if (psmouse->pktcnt >= 6) { /* Full packet received */  in synaptics_process_byte()
1203 			priv->pkt_type = synaptics_detect_pkt_type(psmouse);  in synaptics_process_byte()
1206 		    synaptics_is_pt_packet(psmouse->packet)) {  in synaptics_process_byte()
1209 							 psmouse->packet);  in synaptics_process_byte()
1211 			synaptics_process_packet(psmouse);  in synaptics_process_byte()
1216 	return synaptics_validate_byte(psmouse, psmouse->pktcnt - 1, priv->pkt_type) ?  in synaptics_process_byte()
1240 static int set_input_params(struct psmouse *psmouse,  in set_input_params()  argument
1243 	struct input_dev *dev = psmouse->dev;  in set_input_params()
1342 		if (psmouse_matches_pnp_id(psmouse, topbuttonpad_pnp_ids) &&  in set_input_params()
1350 static ssize_t synaptics_show_disable_gesture(struct psmouse *psmouse,  in synaptics_show_disable_gesture()  argument
1353 	struct synaptics_data *priv = psmouse->private;  in synaptics_show_disable_gesture()
1358 static ssize_t synaptics_set_disable_gesture(struct psmouse *psmouse,  in synaptics_set_disable_gesture()  argument
1362 	struct synaptics_data *priv = psmouse->private;  in synaptics_set_disable_gesture()
1382 	if (synaptics_mode_cmd(psmouse, priv->mode))  in synaptics_set_disable_gesture()
1392 static void synaptics_disconnect(struct psmouse *psmouse)  in synaptics_disconnect()  argument
1394 	struct synaptics_data *priv = psmouse->private;  in synaptics_disconnect()
1400 	psmouse_smbus_cleanup(psmouse);  in synaptics_disconnect()
1404 		device_remove_file(&psmouse->ps2dev.serio->dev,  in synaptics_disconnect()
1407 	synaptics_reset(psmouse);  in synaptics_disconnect()
1409 	psmouse->private = NULL;  in synaptics_disconnect()
1412 static int synaptics_reconnect(struct psmouse *psmouse)  in synaptics_reconnect()  argument
1414 	struct synaptics_data *priv = psmouse->private;  in synaptics_reconnect()
1421 		psmouse_reset(psmouse);  in synaptics_reconnect()
1432 		ps2_command(&psmouse->ps2dev, param, PSMOUSE_CMD_GETID);  in synaptics_reconnect()
1433 		error = synaptics_detect(psmouse, 0);  in synaptics_reconnect()
1440 		psmouse_dbg(psmouse, "reconnected after %d tries\n", retry);  in synaptics_reconnect()
1442 	error = synaptics_query_hardware(psmouse, &info);  in synaptics_reconnect()
1444 		psmouse_err(psmouse, "Unable to query device.\n");  in synaptics_reconnect()
1448 	error = synaptics_set_mode(psmouse);  in synaptics_reconnect()
1450 		psmouse_err(psmouse, "Unable to initialize device.\n");  in synaptics_reconnect()
1458 		psmouse_err(psmouse,  in synaptics_reconnect()
1544 static int synaptics_init_ps2(struct psmouse *psmouse,  in synaptics_init_ps2()  argument
1551 	synaptics_apply_quirks(psmouse, info);  in synaptics_init_ps2()
1553 	psmouse->private = priv = kzalloc(sizeof(struct synaptics_data), GFP_KERNEL);  in synaptics_init_ps2()
1566 	priv->is_forcepad = psmouse_matches_pnp_id(psmouse, forcepad_pnp_ids);  in synaptics_init_ps2()
1568 	err = synaptics_set_mode(psmouse);  in synaptics_init_ps2()
1570 		psmouse_err(psmouse, "Unable to initialize device.\n");  in synaptics_init_ps2()
1577 	psmouse_info(psmouse,  in synaptics_init_ps2()
1585 	err = set_input_params(psmouse, priv);  in synaptics_init_ps2()
1587 		psmouse_err(psmouse,  in synaptics_init_ps2()
1599 	psmouse->model = ((info->model_id & 0x00ff0000) >> 8) |  in synaptics_init_ps2()
1603 		psmouse->protocol_handler = synaptics_process_byte;  in synaptics_init_ps2()
1604 		psmouse->pktsize = 6;  in synaptics_init_ps2()
1607 		psmouse->protocol_handler = psmouse_process_byte;  in synaptics_init_ps2()
1608 		psmouse->pktsize = 3;  in synaptics_init_ps2()
1611 	psmouse->set_rate = synaptics_set_rate;  in synaptics_init_ps2()
1612 	psmouse->disconnect = synaptics_disconnect;  in synaptics_init_ps2()
1613 	psmouse->reconnect = synaptics_reconnect;  in synaptics_init_ps2()
1614 	psmouse->cleanup = synaptics_reset;  in synaptics_init_ps2()
1616 	psmouse->resync_time = 0;  in synaptics_init_ps2()
1619 		synaptics_pt_create(psmouse);  in synaptics_init_ps2()
1626 	if (psmouse->rate >= 80 && impaired_toshiba_kbc) {  in synaptics_init_ps2()
1627 		psmouse_info(psmouse,  in synaptics_init_ps2()
1630 		psmouse->rate = 40;  in synaptics_init_ps2()
1634 		err = device_create_file(&psmouse->ps2dev.serio->dev,  in synaptics_init_ps2()
1637 			psmouse_err(psmouse,  in synaptics_init_ps2()
1651 static int __synaptics_init(struct psmouse *psmouse, bool absolute_mode)  in __synaptics_init()  argument
1656 	psmouse_reset(psmouse);  in __synaptics_init()
1658 	error = synaptics_query_hardware(psmouse, &info);  in __synaptics_init()
1660 		psmouse_err(psmouse, "Unable to query device: %d\n", error);  in __synaptics_init()
1664 	return synaptics_init_ps2(psmouse, &info, absolute_mode);  in __synaptics_init()
1667 int synaptics_init_absolute(struct psmouse *psmouse)  in synaptics_init_absolute()  argument
1669 	return __synaptics_init(psmouse, true);  in synaptics_init_absolute()
1672 int synaptics_init_relative(struct psmouse *psmouse)  in synaptics_init_relative()  argument
1674 	return __synaptics_init(psmouse, false);  in synaptics_init_relative()
1677 static int synaptics_setup_ps2(struct psmouse *psmouse,  in synaptics_setup_ps2()  argument
1690 		psmouse_info(psmouse,  in synaptics_setup_ps2()
1695 	error = synaptics_init_ps2(psmouse, info, absolute_mode);  in synaptics_setup_ps2()
1709 synaptics_setup_ps2(struct psmouse *psmouse,  in synaptics_setup_ps2()  argument
1735 static int synaptics_create_intertouch(struct psmouse *psmouse,  in synaptics_create_intertouch()  argument
1740 		psmouse_matches_pnp_id(psmouse, topbuttonpad_pnp_ids) &&  in synaptics_create_intertouch()
1760 	return psmouse_smbus_init(psmouse, &intertouch_board,  in synaptics_create_intertouch()
1769 static int synaptics_setup_intertouch(struct psmouse *psmouse,  in synaptics_setup_intertouch()  argument
1779 		if (!psmouse_matches_pnp_id(psmouse, topbuttonpad_pnp_ids) &&  in synaptics_setup_intertouch()
1780 		    !psmouse_matches_pnp_id(psmouse, smbus_pnp_ids)) {  in synaptics_setup_intertouch()
1782 			if (!psmouse_matches_pnp_id(psmouse, forcepad_pnp_ids))  in synaptics_setup_intertouch()
1783 				psmouse_info(psmouse,  in synaptics_setup_intertouch()
1786 					     psmouse->ps2dev.serio->firmware_id);  in synaptics_setup_intertouch()
1792 	psmouse_info(psmouse, "Trying to set up SMBus access\n");  in synaptics_setup_intertouch()
1794 	error = synaptics_create_intertouch(psmouse, info, leave_breadcrumbs);  in synaptics_setup_intertouch()
1797 			psmouse_info(psmouse, "SMbus companion is not ready yet\n");  in synaptics_setup_intertouch()
1799 			psmouse_err(psmouse, "unable to create intertouch device\n");  in synaptics_setup_intertouch()
1807 int synaptics_init_smbus(struct psmouse *psmouse)  in synaptics_init_smbus()  argument
1812 	psmouse_reset(psmouse);  in synaptics_init_smbus()
1814 	error = synaptics_query_hardware(psmouse, &info);  in synaptics_init_smbus()
1816 		psmouse_err(psmouse, "Unable to query device: %d\n", error);  in synaptics_init_smbus()
1823 	return synaptics_create_intertouch(psmouse, &info, false);  in synaptics_init_smbus()
1829 synaptics_setup_intertouch(struct psmouse *psmouse,  in synaptics_setup_intertouch()  argument
1836 int synaptics_init_smbus(struct psmouse *psmouse)  in synaptics_init_smbus()  argument
1846 int synaptics_init(struct psmouse *psmouse)  in synaptics_init()  argument
1852 	psmouse_reset(psmouse);  in synaptics_init()
1854 	error = synaptics_query_hardware(psmouse, &info);  in synaptics_init()
1856 		psmouse_err(psmouse, "Unable to query device: %d\n", error);  in synaptics_init()
1864 		    !psmouse_matches_pnp_id(psmouse, forcepad_pnp_ids)) {  in synaptics_init()
1865 			psmouse_warn(psmouse,  in synaptics_init()
1870 		error = synaptics_setup_intertouch(psmouse, &info, true);  in synaptics_init()
1875 	retval = synaptics_setup_ps2(psmouse, &info);  in synaptics_init()
1881 		psmouse_smbus_cleanup(psmouse);  in synaptics_init()
1889 int synaptics_init(struct psmouse *psmouse)  in synaptics_init()  argument