243 static void alps_process_packet_v1_v2(struct psmouse *psmouse)  in alps_process_packet_v1_v2()  argument
245 	struct alps_data *priv = psmouse->private;  in alps_process_packet_v1_v2()
246 	unsigned char *packet = psmouse->packet;  in alps_process_packet_v1_v2()
247 	struct input_dev *dev = psmouse->dev;  in alps_process_packet_v1_v2()
505 static void alps_report_mt_data(struct psmouse *psmouse, int n)  in alps_report_mt_data()  argument
507 	struct alps_data *priv = psmouse->private;  in alps_report_mt_data()
508 	struct input_dev *dev = psmouse->dev;  in alps_report_mt_data()
519 static void alps_report_semi_mt_data(struct psmouse *psmouse, int fingers)  in alps_report_semi_mt_data()  argument
521 	struct alps_data *priv = psmouse->private;  in alps_report_semi_mt_data()
522 	struct input_dev *dev = psmouse->dev;  in alps_report_semi_mt_data()
550 static void alps_process_trackstick_packet_v3(struct psmouse *psmouse)  in alps_process_trackstick_packet_v3()  argument
552 	struct alps_data *priv = psmouse->private;  in alps_process_trackstick_packet_v3()
553 	unsigned char *packet = psmouse->packet;  in alps_process_trackstick_packet_v3()
559 		psmouse_warn(psmouse,  in alps_process_trackstick_packet_v3()
566 		psmouse_dbg(psmouse, "Bad trackstick packet, discarding\n");  in alps_process_trackstick_packet_v3()
629 				 struct psmouse *psmouse)  in alps_decode_pinnacle()  argument
655 				 struct psmouse *psmouse)  in alps_decode_rushmore()  argument
683 				struct psmouse *psmouse)  in alps_decode_dolphin()  argument
686 	struct alps_data *priv = psmouse->private;  in alps_decode_dolphin()
719 static void alps_process_touchpad_packet_v3_v5(struct psmouse *psmouse)  in alps_process_touchpad_packet_v3_v5()  argument
721 	struct alps_data *priv = psmouse->private;  in alps_process_touchpad_packet_v3_v5()
722 	unsigned char *packet = psmouse->packet;  in alps_process_touchpad_packet_v3_v5()
729 	priv->decode_fields(f, packet, psmouse);  in alps_process_touchpad_packet_v3_v5()
750 			priv->decode_fields(f, priv->multi_data, psmouse);  in alps_process_touchpad_packet_v3_v5()
786 	alps_report_semi_mt_data(psmouse, fingers);  in alps_process_touchpad_packet_v3_v5()
797 static void alps_process_packet_v3(struct psmouse *psmouse)  in alps_process_packet_v3()  argument
799 	unsigned char *packet = psmouse->packet;  in alps_process_packet_v3()
810 		alps_process_trackstick_packet_v3(psmouse);  in alps_process_packet_v3()
814 	alps_process_touchpad_packet_v3_v5(psmouse);  in alps_process_packet_v3()
817 static void alps_process_packet_v6(struct psmouse *psmouse)  in alps_process_packet_v6()  argument
819 	struct alps_data *priv = psmouse->private;  in alps_process_packet_v6()
820 	unsigned char *packet = psmouse->packet;  in alps_process_packet_v6()
821 	struct input_dev *dev = psmouse->dev;  in alps_process_packet_v6()
834 			psmouse_warn(psmouse,  in alps_process_packet_v6()
890 static void alps_process_packet_v4(struct psmouse *psmouse)  in alps_process_packet_v4()  argument
892 	struct alps_data *priv = psmouse->private;  in alps_process_packet_v4()
893 	unsigned char *packet = psmouse->packet;  in alps_process_packet_v4()
936 	alps_report_semi_mt_data(psmouse, f->fingers);  in alps_process_packet_v4()
939 static bool alps_is_valid_package_v7(struct psmouse *psmouse)  in alps_is_valid_package_v7()  argument
941 	switch (psmouse->pktcnt) {  in alps_is_valid_package_v7()
943 		return (psmouse->packet[2] & 0x40) == 0x40;  in alps_is_valid_package_v7()
945 		return (psmouse->packet[3] & 0x48) == 0x48;  in alps_is_valid_package_v7()
947 		return (psmouse->packet[5] & 0x40) == 0x00;  in alps_is_valid_package_v7()
1029 				  struct psmouse *psmouse)  in alps_decode_packet_v7()  argument
1031 	struct alps_data *priv = psmouse->private;  in alps_decode_packet_v7()
1089 static void alps_process_trackstick_packet_v7(struct psmouse *psmouse)  in alps_process_trackstick_packet_v7()  argument
1091 	struct alps_data *priv = psmouse->private;  in alps_process_trackstick_packet_v7()
1092 	unsigned char *packet = psmouse->packet;  in alps_process_trackstick_packet_v7()
1098 		psmouse_warn(psmouse,  in alps_process_trackstick_packet_v7()
1122 static void alps_process_touchpad_packet_v7(struct psmouse *psmouse)  in alps_process_touchpad_packet_v7()  argument
1124 	struct alps_data *priv = psmouse->private;  in alps_process_touchpad_packet_v7()
1125 	struct input_dev *dev = psmouse->dev;  in alps_process_touchpad_packet_v7()
1130 	if (priv->decode_fields(f, psmouse->packet, psmouse))  in alps_process_touchpad_packet_v7()
1133 	alps_report_mt_data(psmouse, alps_get_mt_count(f->mt));  in alps_process_touchpad_packet_v7()
1144 static void alps_process_packet_v7(struct psmouse *psmouse)  in alps_process_packet_v7()  argument
1146 	unsigned char *packet = psmouse->packet;  in alps_process_packet_v7()
1149 		alps_process_trackstick_packet_v7(psmouse);  in alps_process_packet_v7()
1151 		alps_process_touchpad_packet_v7(psmouse);  in alps_process_packet_v7()
1173 			      unsigned char *p, struct psmouse *psmouse)  in alps_decode_ss4_v2()  argument
1175 	struct alps_data *priv = psmouse->private;  in alps_decode_ss4_v2()
1263 static void alps_process_packet_ss4_v2(struct psmouse *psmouse)  in alps_process_packet_ss4_v2()  argument
1265 	struct alps_data *priv = psmouse->private;  in alps_process_packet_ss4_v2()
1266 	unsigned char *packet = psmouse->packet;  in alps_process_packet_ss4_v2()
1267 	struct input_dev *dev = psmouse->dev;  in alps_process_packet_ss4_v2()
1271 	priv->decode_fields(f, packet, psmouse);  in alps_process_packet_ss4_v2()
1281 			priv->decode_fields(f, priv->multi_data, psmouse);  in alps_process_packet_ss4_v2()
1303 	alps_report_mt_data(psmouse, (f->fingers <= 4) ? f->fingers : 4);  in alps_process_packet_ss4_v2()
1315 static bool alps_is_valid_package_ss4_v2(struct psmouse *psmouse)  in alps_is_valid_package_ss4_v2()  argument
1317 	if (psmouse->pktcnt == 4 && ((psmouse->packet[3] & 0x08) != 0x08))  in alps_is_valid_package_ss4_v2()
1319 	if (psmouse->pktcnt == 6 && ((psmouse->packet[5] & 0x10) != 0x0))  in alps_is_valid_package_ss4_v2()
1330 	struct psmouse *psmouse = priv->psmouse;  in alps_register_bare_ps2_mouse()  local
1341 		psmouse_err(psmouse, "failed to allocate secondary device\n");  in alps_register_bare_ps2_mouse()
1347 		 psmouse->ps2dev.serio->phys,  in alps_register_bare_ps2_mouse()
1361 	dev3->dev.parent = &psmouse->ps2dev.serio->dev;  in alps_register_bare_ps2_mouse()
1373 		psmouse_err(psmouse,  in alps_register_bare_ps2_mouse()
1393 static void alps_report_bare_ps2_packet(struct psmouse *psmouse,  in alps_report_bare_ps2_packet()  argument
1397 	struct alps_data *priv = psmouse->private;  in alps_report_bare_ps2_packet()
1405 		dev2 = psmouse->dev;  in alps_report_bare_ps2_packet()
1409 			psmouse_queue_work(psmouse, &priv->dev3_register_work,  in alps_report_bare_ps2_packet()
1428 static psmouse_ret_t alps_handle_interleaved_ps2(struct psmouse *psmouse)  in alps_handle_interleaved_ps2()  argument
1430 	struct alps_data *priv = psmouse->private;  in alps_handle_interleaved_ps2()
1432 	if (psmouse->pktcnt < 6)  in alps_handle_interleaved_ps2()
1435 	if (psmouse->pktcnt == 6) {  in alps_handle_interleaved_ps2()
1448 	if (psmouse->packet[6] & 0x80) {  in alps_handle_interleaved_ps2()
1456 		if (((psmouse->packet[3] |  in alps_handle_interleaved_ps2()
1457 		      psmouse->packet[4] |  in alps_handle_interleaved_ps2()
1458 		      psmouse->packet[5]) & 0x80) ||  in alps_handle_interleaved_ps2()
1459 		    (!alps_is_valid_first_byte(priv, psmouse->packet[6]))) {  in alps_handle_interleaved_ps2()
1460 			psmouse_dbg(psmouse,  in alps_handle_interleaved_ps2()
1462 				    psmouse->packet + 3);  in alps_handle_interleaved_ps2()
1466 		priv->process_packet(psmouse);  in alps_handle_interleaved_ps2()
1469 		psmouse->packet[0] = psmouse->packet[6];  in alps_handle_interleaved_ps2()
1470 		psmouse->pktcnt = 1;  in alps_handle_interleaved_ps2()
1490 		alps_report_bare_ps2_packet(psmouse, &psmouse->packet[3],  in alps_handle_interleaved_ps2()
1500 		psmouse->packet[3] = psmouse->packet[6] & 0xf7;  in alps_handle_interleaved_ps2()
1501 		psmouse->pktcnt = 4;  in alps_handle_interleaved_ps2()
1509 	struct psmouse *psmouse = (struct psmouse *)data;  in alps_flush_packet()  local
1510 	struct alps_data *priv = psmouse->private;  in alps_flush_packet()
1512 	serio_pause_rx(psmouse->ps2dev.serio);  in alps_flush_packet()
1514 	if (psmouse->pktcnt == psmouse->pktsize) {  in alps_flush_packet()
1521 		if ((psmouse->packet[3] |  in alps_flush_packet()
1522 		     psmouse->packet[4] |  in alps_flush_packet()
1523 		     psmouse->packet[5]) & 0x80) {  in alps_flush_packet()
1524 			psmouse_dbg(psmouse,  in alps_flush_packet()
1526 				    psmouse->packet + 3);  in alps_flush_packet()
1528 			priv->process_packet(psmouse);  in alps_flush_packet()
1530 		psmouse->pktcnt = 0;  in alps_flush_packet()
1533 	serio_continue_rx(psmouse->ps2dev.serio);  in alps_flush_packet()
1536 static psmouse_ret_t alps_process_byte(struct psmouse *psmouse)  in alps_process_byte()  argument
1538 	struct alps_data *priv = psmouse->private;  in alps_process_byte()
1548 	    !psmouse->out_of_sync_cnt &&  in alps_process_byte()
1549 	    (psmouse->packet[0] & 0xc8) == 0x08) {  in alps_process_byte()
1551 		if (psmouse->pktcnt == 3) {  in alps_process_byte()
1552 			alps_report_bare_ps2_packet(psmouse, psmouse->packet,  in alps_process_byte()
1562 	    psmouse->pktcnt >= 4 && (psmouse->packet[3] & 0x0f) == 0x0f) {  in alps_process_byte()
1563 		return alps_handle_interleaved_ps2(psmouse);  in alps_process_byte()
1566 	if (!alps_is_valid_first_byte(priv, psmouse->packet[0])) {  in alps_process_byte()
1567 		psmouse_dbg(psmouse,  in alps_process_byte()
1569 			    psmouse->packet[0], priv->mask0, priv->byte0);  in alps_process_byte()
1575 	    psmouse->pktcnt >= 2 && psmouse->pktcnt <= psmouse->pktsize &&  in alps_process_byte()
1576 	    (psmouse->packet[psmouse->pktcnt - 1] & 0x80)) {  in alps_process_byte()
1577 		psmouse_dbg(psmouse, "refusing packet[%i] = %x\n",  in alps_process_byte()
1578 			    psmouse->pktcnt - 1,  in alps_process_byte()
1579 			    psmouse->packet[psmouse->pktcnt - 1]);  in alps_process_byte()
1582 		    psmouse->pktcnt == psmouse->pktsize) {  in alps_process_byte()
1599 			!alps_is_valid_package_v7(psmouse)) ||  in alps_process_byte()
1601 			!alps_is_valid_package_ss4_v2(psmouse))) {  in alps_process_byte()
1602 		psmouse_dbg(psmouse, "refusing packet[%i] = %x\n",  in alps_process_byte()
1603 			    psmouse->pktcnt - 1,  in alps_process_byte()
1604 			    psmouse->packet[psmouse->pktcnt - 1]);  in alps_process_byte()
1608 	if (psmouse->pktcnt == psmouse->pktsize) {  in alps_process_byte()
1609 		priv->process_packet(psmouse);  in alps_process_byte()
1616 static int alps_command_mode_send_nibble(struct psmouse *psmouse, int nibble)  in alps_command_mode_send_nibble()  argument
1618 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_command_mode_send_nibble()
1619 	struct alps_data *priv = psmouse->private;  in alps_command_mode_send_nibble()
1636 static int alps_command_mode_set_addr(struct psmouse *psmouse, int addr)  in alps_command_mode_set_addr()  argument
1638 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_command_mode_set_addr()
1639 	struct alps_data *priv = psmouse->private;  in alps_command_mode_set_addr()
1647 		if (alps_command_mode_send_nibble(psmouse, nibble))  in alps_command_mode_set_addr()
1654 static int __alps_command_mode_read_reg(struct psmouse *psmouse, int addr)  in __alps_command_mode_read_reg()  argument
1656 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in __alps_command_mode_read_reg()
1673 static int alps_command_mode_read_reg(struct psmouse *psmouse, int addr)  in alps_command_mode_read_reg()  argument
1675 	if (alps_command_mode_set_addr(psmouse, addr))  in alps_command_mode_read_reg()
1677 	return __alps_command_mode_read_reg(psmouse, addr);  in alps_command_mode_read_reg()
1680 static int __alps_command_mode_write_reg(struct psmouse *psmouse, u8 value)  in __alps_command_mode_write_reg()  argument
1682 	if (alps_command_mode_send_nibble(psmouse, (value >> 4) & 0xf))  in __alps_command_mode_write_reg()
1684 	if (alps_command_mode_send_nibble(psmouse, value & 0xf))  in __alps_command_mode_write_reg()
1689 static int alps_command_mode_write_reg(struct psmouse *psmouse, int addr,  in alps_command_mode_write_reg()  argument
1692 	if (alps_command_mode_set_addr(psmouse, addr))  in alps_command_mode_write_reg()
1694 	return __alps_command_mode_write_reg(psmouse, value);  in alps_command_mode_write_reg()
1697 static int alps_rpt_cmd(struct psmouse *psmouse, int init_command,  in alps_rpt_cmd()  argument
1700 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_rpt_cmd()
1715 	psmouse_dbg(psmouse, "%2.2X report: %3ph\n",  in alps_rpt_cmd()
1736 static int alps_enter_command_mode(struct psmouse *psmouse)  in alps_enter_command_mode()  argument
1740 	if (alps_rpt_cmd(psmouse, 0, PSMOUSE_CMD_RESET_WRAP, param)) {  in alps_enter_command_mode()
1741 		psmouse_err(psmouse, "failed to enter command mode\n");  in alps_enter_command_mode()
1746 		psmouse_dbg(psmouse,  in alps_enter_command_mode()
1753 static inline int alps_exit_command_mode(struct psmouse *psmouse)  in alps_exit_command_mode()  argument
1755 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_exit_command_mode()
1766 static int alps_passthrough_mode_v2(struct psmouse *psmouse, bool enable)  in alps_passthrough_mode_v2()  argument
1768 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_passthrough_mode_v2()
1783 static int alps_absolute_mode_v1_v2(struct psmouse *psmouse)  in alps_absolute_mode_v1_v2()  argument
1785 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_absolute_mode_v1_v2()
1799 	return ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETPOLL);  in alps_absolute_mode_v1_v2()
1802 static int alps_monitor_mode_send_word(struct psmouse *psmouse, u16 word)  in alps_monitor_mode_send_word()  argument
1812 		if (alps_command_mode_send_nibble(psmouse, nibble))  in alps_monitor_mode_send_word()
1819 static int alps_monitor_mode_write_reg(struct psmouse *psmouse,  in alps_monitor_mode_write_reg()  argument
1822 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_monitor_mode_write_reg()
1826 	    alps_monitor_mode_send_word(psmouse, 0x0A0) ||  in alps_monitor_mode_write_reg()
1827 	    alps_monitor_mode_send_word(psmouse, addr) ||  in alps_monitor_mode_write_reg()
1828 	    alps_monitor_mode_send_word(psmouse, value) ||  in alps_monitor_mode_write_reg()
1835 static int alps_monitor_mode(struct psmouse *psmouse, bool enable)  in alps_monitor_mode()  argument
1837 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_monitor_mode()
1859 static int alps_absolute_mode_v6(struct psmouse *psmouse)  in alps_absolute_mode_v6()  argument
1865 	if (alps_monitor_mode(psmouse, true))  in alps_absolute_mode_v6()
1868 	ret = alps_monitor_mode_write_reg(psmouse, 0x000, reg_val);  in alps_absolute_mode_v6()
1870 	if (alps_monitor_mode(psmouse, false))  in alps_absolute_mode_v6()
1876 static int alps_get_status(struct psmouse *psmouse, char *param)  in alps_get_status()  argument
1879 	if (alps_rpt_cmd(psmouse, 0, PSMOUSE_CMD_DISABLE, param))  in alps_get_status()
1894 static int alps_tap_mode(struct psmouse *psmouse, int enable)  in alps_tap_mode()  argument
1896 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_tap_mode()
1907 	if (alps_get_status(psmouse, param))  in alps_tap_mode()
1917 static int alps_poll(struct psmouse *psmouse)  in alps_poll()  argument
1919 	struct alps_data *priv = psmouse->private;  in alps_poll()
1920 	unsigned char buf[sizeof(psmouse->packet)];  in alps_poll()
1924 		alps_passthrough_mode_v2(psmouse, true);  in alps_poll()
1926 	poll_failed = ps2_command(&psmouse->ps2dev, buf,  in alps_poll()
1927 				  PSMOUSE_CMD_POLL | (psmouse->pktsize << 8)) < 0;  in alps_poll()
1930 		alps_passthrough_mode_v2(psmouse, false);  in alps_poll()
1935 	if ((psmouse->badbyte & 0xc8) == 0x08) {  in alps_poll()
1939 		if (ps2_command(&psmouse->ps2dev, buf, PSMOUSE_CMD_POLL | (3 << 8)))  in alps_poll()
1943 	memcpy(psmouse->packet, buf, sizeof(buf));  in alps_poll()
1947 static int alps_hw_init_v1_v2(struct psmouse *psmouse)  in alps_hw_init_v1_v2()  argument
1949 	struct alps_data *priv = psmouse->private;  in alps_hw_init_v1_v2()
1952 	    alps_passthrough_mode_v2(psmouse, true)) {  in alps_hw_init_v1_v2()
1956 	if (alps_tap_mode(psmouse, true)) {  in alps_hw_init_v1_v2()
1957 		psmouse_warn(psmouse, "Failed to enable hardware tapping\n");  in alps_hw_init_v1_v2()
1961 	if (alps_absolute_mode_v1_v2(psmouse)) {  in alps_hw_init_v1_v2()
1962 		psmouse_err(psmouse, "Failed to enable absolute mode\n");  in alps_hw_init_v1_v2()
1967 	    alps_passthrough_mode_v2(psmouse, false)) {  in alps_hw_init_v1_v2()
1972 	if (ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETSTREAM)) {  in alps_hw_init_v1_v2()
1973 		psmouse_err(psmouse, "Failed to enable stream mode\n");  in alps_hw_init_v1_v2()
1980 static int alps_hw_init_v6(struct psmouse *psmouse)  in alps_hw_init_v6()  argument
1985 	if (alps_passthrough_mode_v2(psmouse, true))  in alps_hw_init_v6()
1988 	if (ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) ||  in alps_hw_init_v6()
1989 	    ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) ||  in alps_hw_init_v6()
1990 	    ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETSCALE11) ||  in alps_hw_init_v6()
1991 	    ps2_command(&psmouse->ps2dev, &param[0], PSMOUSE_CMD_SETRATE) ||  in alps_hw_init_v6()
1992 	    ps2_command(&psmouse->ps2dev, &param[1], PSMOUSE_CMD_SETRATE))  in alps_hw_init_v6()
1995 	if (alps_passthrough_mode_v2(psmouse, false))  in alps_hw_init_v6()
1998 	if (alps_absolute_mode_v6(psmouse)) {  in alps_hw_init_v6()
1999 		psmouse_err(psmouse, "Failed to enable absolute mode\n");  in alps_hw_init_v6()
2009 static int alps_passthrough_mode_v3(struct psmouse *psmouse,  in alps_passthrough_mode_v3()  argument
2014 	if (alps_enter_command_mode(psmouse))  in alps_passthrough_mode_v3()
2017 	reg_val = alps_command_mode_read_reg(psmouse, reg_base + 0x0008);  in alps_passthrough_mode_v3()
2026 	ret = __alps_command_mode_write_reg(psmouse, reg_val);  in alps_passthrough_mode_v3()
2029 	if (alps_exit_command_mode(psmouse))  in alps_passthrough_mode_v3()
2035 static int alps_absolute_mode_v3(struct psmouse *psmouse)  in alps_absolute_mode_v3()  argument
2039 	reg_val = alps_command_mode_read_reg(psmouse, 0x0004);  in alps_absolute_mode_v3()
2044 	if (__alps_command_mode_write_reg(psmouse, reg_val))  in alps_absolute_mode_v3()
2050 static int alps_probe_trackstick_v3(struct psmouse *psmouse, int reg_base)  in alps_probe_trackstick_v3()  argument
2054 	if (alps_enter_command_mode(psmouse))  in alps_probe_trackstick_v3()
2057 	reg_val = alps_command_mode_read_reg(psmouse, reg_base + 0x08);  in alps_probe_trackstick_v3()
2065 	alps_exit_command_mode(psmouse);  in alps_probe_trackstick_v3()
2069 static int alps_setup_trackstick_v3(struct psmouse *psmouse, int reg_base)  in alps_setup_trackstick_v3()  argument
2071 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_setup_trackstick_v3()
2075 	if (alps_passthrough_mode_v3(psmouse, reg_base, true))  in alps_setup_trackstick_v3()
2087 	if (alps_rpt_cmd(psmouse, 0, PSMOUSE_CMD_SETSCALE21, param)) {  in alps_setup_trackstick_v3()
2088 		psmouse_warn(psmouse, "Failed to initialize trackstick (E7 report failed)\n");  in alps_setup_trackstick_v3()
2091 		psmouse_dbg(psmouse, "trackstick E7 report: %3ph\n", param);  in alps_setup_trackstick_v3()
2102 		    alps_command_mode_send_nibble(psmouse, 0x9) ||  in alps_setup_trackstick_v3()
2103 		    alps_command_mode_send_nibble(psmouse, 0x4)) {  in alps_setup_trackstick_v3()
2104 			psmouse_err(psmouse,  in alps_setup_trackstick_v3()
2115 		if (alps_enter_command_mode(psmouse) ||  in alps_setup_trackstick_v3()
2116 		    alps_command_mode_write_reg(psmouse,  in alps_setup_trackstick_v3()
2118 		    alps_exit_command_mode(psmouse))  in alps_setup_trackstick_v3()
2123 	if (alps_passthrough_mode_v3(psmouse, reg_base, false))  in alps_setup_trackstick_v3()
2129 static int alps_hw_init_v3(struct psmouse *psmouse)  in alps_hw_init_v3()  argument
2131 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_hw_init_v3()
2135 	reg_val = alps_probe_trackstick_v3(psmouse, ALPS_REG_BASE_PINNACLE);  in alps_hw_init_v3()
2140 	    alps_setup_trackstick_v3(psmouse, ALPS_REG_BASE_PINNACLE) == -EIO)  in alps_hw_init_v3()
2143 	if (alps_enter_command_mode(psmouse) ||  in alps_hw_init_v3()
2144 	    alps_absolute_mode_v3(psmouse)) {  in alps_hw_init_v3()
2145 		psmouse_err(psmouse, "Failed to enter absolute mode\n");  in alps_hw_init_v3()
2149 	reg_val = alps_command_mode_read_reg(psmouse, 0x0006);  in alps_hw_init_v3()
2152 	if (__alps_command_mode_write_reg(psmouse, reg_val | 0x01))  in alps_hw_init_v3()
2155 	reg_val = alps_command_mode_read_reg(psmouse, 0x0007);  in alps_hw_init_v3()
2158 	if (__alps_command_mode_write_reg(psmouse, reg_val | 0x01))  in alps_hw_init_v3()
2161 	if (alps_command_mode_read_reg(psmouse, 0x0144) == -1)  in alps_hw_init_v3()
2163 	if (__alps_command_mode_write_reg(psmouse, 0x04))  in alps_hw_init_v3()
2166 	if (alps_command_mode_read_reg(psmouse, 0x0159) == -1)  in alps_hw_init_v3()
2168 	if (__alps_command_mode_write_reg(psmouse, 0x03))  in alps_hw_init_v3()
2171 	if (alps_command_mode_read_reg(psmouse, 0x0163) == -1)  in alps_hw_init_v3()
2173 	if (alps_command_mode_write_reg(psmouse, 0x0163, 0x03))  in alps_hw_init_v3()
2176 	if (alps_command_mode_read_reg(psmouse, 0x0162) == -1)  in alps_hw_init_v3()
2178 	if (alps_command_mode_write_reg(psmouse, 0x0162, 0x04))  in alps_hw_init_v3()
2181 	alps_exit_command_mode(psmouse);  in alps_hw_init_v3()
2187 		psmouse_err(psmouse, "Failed to enable data reporting\n");  in alps_hw_init_v3()
2199 	alps_exit_command_mode(psmouse);  in alps_hw_init_v3()
2203 static int alps_get_v3_v7_resolution(struct psmouse *psmouse, int reg_pitch)  in alps_get_v3_v7_resolution()  argument
2206 	struct alps_data *priv = psmouse->private;  in alps_get_v3_v7_resolution()
2208 	reg = alps_command_mode_read_reg(psmouse, reg_pitch);  in alps_get_v3_v7_resolution()
2218 	reg = alps_command_mode_read_reg(psmouse, reg_pitch + 1);  in alps_get_v3_v7_resolution()
2234 	psmouse_dbg(psmouse,  in alps_get_v3_v7_resolution()
2242 static int alps_hw_init_rushmore_v3(struct psmouse *psmouse)  in alps_hw_init_rushmore_v3()  argument
2244 	struct alps_data *priv = psmouse->private;  in alps_hw_init_rushmore_v3()
2245 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_hw_init_rushmore_v3()
2249 		reg_val = alps_setup_trackstick_v3(psmouse,  in alps_hw_init_rushmore_v3()
2255 	if (alps_enter_command_mode(psmouse) ||  in alps_hw_init_rushmore_v3()
2256 	    alps_command_mode_read_reg(psmouse, 0xc2d9) == -1 ||  in alps_hw_init_rushmore_v3()
2257 	    alps_command_mode_write_reg(psmouse, 0xc2cb, 0x00))  in alps_hw_init_rushmore_v3()
2260 	if (alps_get_v3_v7_resolution(psmouse, 0xc2da))  in alps_hw_init_rushmore_v3()
2263 	reg_val = alps_command_mode_read_reg(psmouse, 0xc2c6);  in alps_hw_init_rushmore_v3()
2266 	if (__alps_command_mode_write_reg(psmouse, reg_val & 0xfd))  in alps_hw_init_rushmore_v3()
2269 	if (alps_command_mode_write_reg(psmouse, 0xc2c9, 0x64))  in alps_hw_init_rushmore_v3()
2273 	reg_val = alps_command_mode_read_reg(psmouse, 0xc2c4);  in alps_hw_init_rushmore_v3()
2276 	if (__alps_command_mode_write_reg(psmouse, reg_val | 0x02))  in alps_hw_init_rushmore_v3()
2279 	alps_exit_command_mode(psmouse);  in alps_hw_init_rushmore_v3()
2283 	alps_exit_command_mode(psmouse);  in alps_hw_init_rushmore_v3()
2288 static int alps_absolute_mode_v4(struct psmouse *psmouse)  in alps_absolute_mode_v4()  argument
2292 	reg_val = alps_command_mode_read_reg(psmouse, 0x0004);  in alps_absolute_mode_v4()
2297 	if (__alps_command_mode_write_reg(psmouse, reg_val))  in alps_absolute_mode_v4()
2303 static int alps_hw_init_v4(struct psmouse *psmouse)  in alps_hw_init_v4()  argument
2305 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_hw_init_v4()
2308 	if (alps_enter_command_mode(psmouse))  in alps_hw_init_v4()
2311 	if (alps_absolute_mode_v4(psmouse)) {  in alps_hw_init_v4()
2312 		psmouse_err(psmouse, "Failed to enter absolute mode\n");  in alps_hw_init_v4()
2316 	if (alps_command_mode_write_reg(psmouse, 0x0007, 0x8c))  in alps_hw_init_v4()
2319 	if (alps_command_mode_write_reg(psmouse, 0x0149, 0x03))  in alps_hw_init_v4()
2322 	if (alps_command_mode_write_reg(psmouse, 0x0160, 0x03))  in alps_hw_init_v4()
2325 	if (alps_command_mode_write_reg(psmouse, 0x017f, 0x15))  in alps_hw_init_v4()
2328 	if (alps_command_mode_write_reg(psmouse, 0x0151, 0x01))  in alps_hw_init_v4()
2331 	if (alps_command_mode_write_reg(psmouse, 0x0168, 0x03))  in alps_hw_init_v4()
2334 	if (alps_command_mode_write_reg(psmouse, 0x014a, 0x03))  in alps_hw_init_v4()
2337 	if (alps_command_mode_write_reg(psmouse, 0x0161, 0x03))  in alps_hw_init_v4()
2340 	alps_exit_command_mode(psmouse);  in alps_hw_init_v4()
2360 		psmouse_err(psmouse, "Failed to enable data reporting\n");  in alps_hw_init_v4()
2372 	alps_exit_command_mode(psmouse);  in alps_hw_init_v4()
2376 static int alps_get_otp_values_ss4_v2(struct psmouse *psmouse,  in alps_get_otp_values_ss4_v2()  argument
2379 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_get_otp_values_ss4_v2()
2440 static int alps_set_defaults_ss4_v2(struct psmouse *psmouse,  in alps_set_defaults_ss4_v2()  argument
2447 	if (alps_get_otp_values_ss4_v2(psmouse, 0, &otp[0][0]) ||  in alps_set_defaults_ss4_v2()
2448 	    alps_get_otp_values_ss4_v2(psmouse, 1, &otp[1][0]))  in alps_set_defaults_ss4_v2()
2458 static int alps_dolphin_get_device_area(struct psmouse *psmouse,  in alps_dolphin_get_device_area()  argument
2461 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_dolphin_get_device_area()
2465 	if (alps_enter_command_mode(psmouse))  in alps_dolphin_get_device_area()
2498 	if (alps_exit_command_mode(psmouse))  in alps_dolphin_get_device_area()
2504 static int alps_hw_init_dolphin_v1(struct psmouse *psmouse)  in alps_hw_init_dolphin_v1()  argument
2506 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_hw_init_dolphin_v1()
2521 static int alps_hw_init_v7(struct psmouse *psmouse)  in alps_hw_init_v7()  argument
2523 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_hw_init_v7()
2526 	if (alps_enter_command_mode(psmouse) ||  in alps_hw_init_v7()
2527 	    alps_command_mode_read_reg(psmouse, 0xc2d9) == -1)  in alps_hw_init_v7()
2530 	if (alps_get_v3_v7_resolution(psmouse, 0xc397))  in alps_hw_init_v7()
2533 	if (alps_command_mode_write_reg(psmouse, 0xc2c9, 0x64))  in alps_hw_init_v7()
2536 	reg_val = alps_command_mode_read_reg(psmouse, 0xc2c4);  in alps_hw_init_v7()
2539 	if (__alps_command_mode_write_reg(psmouse, reg_val | 0x02))  in alps_hw_init_v7()
2542 	alps_exit_command_mode(psmouse);  in alps_hw_init_v7()
2546 	alps_exit_command_mode(psmouse);  in alps_hw_init_v7()
2550 static int alps_hw_init_ss4_v2(struct psmouse *psmouse)  in alps_hw_init_ss4_v2()  argument
2552 	struct ps2dev *ps2dev = &psmouse->ps2dev;  in alps_hw_init_ss4_v2()
2565 	if (alps_exit_command_mode(psmouse) ||  in alps_hw_init_ss4_v2()
2566 	    alps_enter_command_mode(psmouse) ||  in alps_hw_init_ss4_v2()
2567 	    alps_command_mode_write_reg(psmouse, 0x001D, 0x20)) {  in alps_hw_init_ss4_v2()
2570 	alps_exit_command_mode(psmouse);  in alps_hw_init_ss4_v2()
2575 	alps_exit_command_mode(psmouse);  in alps_hw_init_ss4_v2()
2579 static int alps_set_protocol(struct psmouse *psmouse,  in alps_set_protocol()  argument
2583 	psmouse->private = priv;  in alps_set_protocol()
2585 	setup_timer(&priv->timer, alps_flush_packet, (unsigned long)psmouse);  in alps_set_protocol()
2628 		if (alps_probe_trackstick_v3(psmouse,  in alps_set_protocol()
2652 		if (alps_dolphin_get_device_area(psmouse, priv))  in alps_set_protocol()
2689 		if (alps_set_defaults_ss4_v2(psmouse, priv))  in alps_set_protocol()
2718 static int alps_identify(struct psmouse *psmouse, struct alps_data *priv)  in alps_identify()  argument
2730 	if (alps_rpt_cmd(psmouse, PSMOUSE_CMD_SETRES,  in alps_identify()
2741 	if (alps_rpt_cmd(psmouse, PSMOUSE_CMD_SETRES,  in alps_identify()
2743 	    alps_rpt_cmd(psmouse, PSMOUSE_CMD_SETRES,  in alps_identify()
2745 	    alps_exit_command_mode(psmouse))  in alps_identify()
2765 			psmouse_dbg(psmouse,  in alps_identify()
2774 		error = alps_set_protocol(psmouse, priv, protocol);  in alps_identify()
2782 static int alps_reconnect(struct psmouse *psmouse)  in alps_reconnect()  argument
2784 	struct alps_data *priv = psmouse->private;  in alps_reconnect()
2786 	psmouse_reset(psmouse);  in alps_reconnect()
2788 	if (alps_identify(psmouse, priv) < 0)  in alps_reconnect()
2791 	return priv->hw_init(psmouse);  in alps_reconnect()
2794 static void alps_disconnect(struct psmouse *psmouse)  in alps_disconnect()  argument
2796 	struct alps_data *priv = psmouse->private;  in alps_disconnect()
2798 	psmouse_reset(psmouse);  in alps_disconnect()
2864 int alps_init(struct psmouse *psmouse)  in alps_init()  argument
2866 	struct alps_data *priv = psmouse->private;  in alps_init()
2867 	struct input_dev *dev1 = psmouse->dev;  in alps_init()
2870 	error = priv->hw_init(psmouse);  in alps_init()
2922 			psmouse_err(psmouse,  in alps_init()
2929 			 psmouse->ps2dev.serio->phys);  in alps_init()
2942 		dev2->dev.parent = &psmouse->ps2dev.serio->dev;  in alps_init()
2955 			psmouse_err(psmouse,  in alps_init()
2965 	priv->psmouse = psmouse;  in alps_init()
2970 	psmouse->protocol_handler = alps_process_byte;  in alps_init()
2971 	psmouse->poll = alps_poll;  in alps_init()
2972 	psmouse->disconnect = alps_disconnect;  in alps_init()
2973 	psmouse->reconnect = alps_reconnect;  in alps_init()
2974 	psmouse->pktsize = priv->proto_version == ALPS_PROTO_V4 ? 8 : 6;  in alps_init()
2977 	psmouse->resync_time = 0;  in alps_init()
2980 	psmouse->resetafter = psmouse->pktsize * 2;  in alps_init()
2985 	psmouse_reset(psmouse);  in alps_init()
2990 	kfree(psmouse->private);  in alps_init()
2991 	psmouse->private = NULL;  in alps_init()
2995 int alps_detect(struct psmouse *psmouse, bool set_properties)  in alps_detect()  argument
3000 	error = alps_identify(psmouse, NULL);  in alps_detect()
3010 	psmouse_reset(psmouse);  in alps_detect()
3016 	error = alps_identify(psmouse, priv);  in alps_detect()
3023 		psmouse->vendor = "ALPS";  in alps_detect()
3024 		psmouse->name = priv->flags & ALPS_DUALPOINT ?  in alps_detect()
3026 		psmouse->model = priv->proto_version;  in alps_detect()
3035 		psmouse->private = NULL;  in alps_detect()