Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Logitech PS/2++ mouse driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  * Copyright (c) 1999-2003 Vojtech Pavlik <vojtech@suse.cz>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  * Copyright (c) 2003 Eric Wong <eric@yhbt.net>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9) #include <linux/bitops.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10) #include <linux/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11) #include <linux/serio.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12) #include <linux/libps2.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14) #include "psmouse.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15) #include "logips2pp.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17) /* Logitech mouse types */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18) #define PS2PP_KIND_WHEEL	1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19) #define PS2PP_KIND_MX		2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20) #define PS2PP_KIND_TP3		3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21) #define PS2PP_KIND_TRACKMAN	4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23) /* Logitech mouse features */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24) #define PS2PP_WHEEL		BIT(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) #define PS2PP_HWHEEL		BIT(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) #define PS2PP_SIDE_BTN		BIT(2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) #define PS2PP_EXTRA_BTN		BIT(3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #define PS2PP_TASK_BTN		BIT(4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) #define PS2PP_NAV_BTN		BIT(5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) struct ps2pp_info {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) 	u8 model;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) 	u8 kind;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) 	u16 features;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38)  * Process a PS2++ or PS2T++ packet.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) static psmouse_ret_t ps2pp_process_byte(struct psmouse *psmouse)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 	struct input_dev *dev = psmouse->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 	u8 *packet = psmouse->packet;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) 	if (psmouse->pktcnt < 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) 		return PSMOUSE_GOOD_DATA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50)  * Full packet accumulated, process it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) 	if ((packet[0] & 0x48) == 0x48 && (packet[1] & 0x02) == 0x02) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 		/* Logitech extended packet */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) 		switch ((packet[1] >> 4) | (packet[0] & 0x30)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 		case 0x0d: /* Mouse extra info */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 			input_report_rel(dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 				packet[2] & 0x80 ? REL_HWHEEL : REL_WHEEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 				-sign_extend32(packet[2], 3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 			input_report_key(dev, BTN_SIDE,  packet[2] & BIT(4));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) 			input_report_key(dev, BTN_EXTRA, packet[2] & BIT(5));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 		case 0x0e: /* buttons 4, 5, 6, 7, 8, 9, 10 info */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 			input_report_key(dev, BTN_SIDE,    packet[2] & BIT(0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 			input_report_key(dev, BTN_EXTRA,   packet[2] & BIT(1));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 			input_report_key(dev, BTN_TASK,    packet[2] & BIT(2));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 			input_report_key(dev, BTN_BACK,    packet[2] & BIT(3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 			input_report_key(dev, BTN_FORWARD, packet[2] & BIT(4));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 		case 0x0f: /* TouchPad extra info */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 			input_report_rel(dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 				packet[2] & 0x08 ? REL_HWHEEL : REL_WHEEL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 				-sign_extend32(packet[2] >> 4, 3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) 			packet[0] = packet[2] | BIT(3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 		default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) 			psmouse_dbg(psmouse,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 				    "Received PS2++ packet #%x, but don't know how to handle.\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) 				    (packet[1] >> 4) | (packet[0] & 0x30));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 		psmouse_report_standard_buttons(dev, packet[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 		/* Standard PS/2 motion data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) 		psmouse_report_standard_packet(dev, packet);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 	input_sync(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	return PSMOUSE_FULL_PACKET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107)  * ps2pp_cmd() sends a PS2++ command, sliced into two bit
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)  * pieces through the SETRES command. This is needed to send extended
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109)  * commands to mice on notebooks that try to understand the PS/2 protocol
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110)  * Ugly.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) static int ps2pp_cmd(struct psmouse *psmouse, u8 *param, u8 command)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 	error = ps2_sliced_command(&psmouse->ps2dev, command);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 	if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 		return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	error = ps2_command(&psmouse->ps2dev, param, PSMOUSE_CMD_POLL | 0x0300);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 		return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)  * SmartScroll / CruiseControl for some newer Logitech mice Defaults to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130)  * enabled if we do nothing to it. Of course I put this in because I want it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)  * disabled :P
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)  * 1 - enabled (if previously disabled, also default)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133)  * 0 - disabled
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) static void ps2pp_set_smartscroll(struct psmouse *psmouse, bool smartscroll)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 	struct ps2dev *ps2dev = &psmouse->ps2dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 	u8 param[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 	ps2pp_cmd(psmouse, param, 0x32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	param[0] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 	ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 	ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 	ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 	param[0] = smartscroll;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 	ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) static ssize_t ps2pp_attr_show_smartscroll(struct psmouse *psmouse,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 					   void *data, char *buf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	return sprintf(buf, "%d\n", psmouse->smartscroll);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) static ssize_t ps2pp_attr_set_smartscroll(struct psmouse *psmouse, void *data,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 					  const char *buf, size_t count)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	unsigned int value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 	err = kstrtouint(buf, 10, &value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 	if (err)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	if (value > 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 	ps2pp_set_smartscroll(psmouse, value);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	psmouse->smartscroll = value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	return count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) PSMOUSE_DEFINE_ATTR(smartscroll, S_IWUSR | S_IRUGO, NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 		    ps2pp_attr_show_smartscroll, ps2pp_attr_set_smartscroll);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180)  * Support 800 dpi resolution _only_ if the user wants it (there are good
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181)  * reasons to not use it even if the mouse supports it, and of course there are
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182)  * also good reasons to use it, let the user decide).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) static void ps2pp_set_resolution(struct psmouse *psmouse,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 				 unsigned int resolution)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	if (resolution > 400) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 		struct ps2dev *ps2dev = &psmouse->ps2dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 		u8 param = 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 		ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 		ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 		ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 		ps2_command(ps2dev, &param, PSMOUSE_CMD_SETRES);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 		psmouse->resolution = 800;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 	} else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 		psmouse_set_resolution(psmouse, resolution);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) static void ps2pp_disconnect(struct psmouse *psmouse)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 	device_remove_file(&psmouse->ps2dev.serio->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 			   &psmouse_attr_smartscroll.dattr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) static const struct ps2pp_info *get_model_info(unsigned char model)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 	static const struct ps2pp_info ps2pp_list[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 		{  1,	0,			0 },	/* Simple 2-button mouse */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 		{ 12,	0,			PS2PP_SIDE_BTN},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 		{ 13,	0,			0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 		{ 15,	PS2PP_KIND_MX,					/* MX1000 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 				PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 				PS2PP_EXTRA_BTN | PS2PP_NAV_BTN | PS2PP_HWHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 		{ 40,	0,			PS2PP_SIDE_BTN },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 		{ 41,	0,			PS2PP_SIDE_BTN },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 		{ 42,	0,			PS2PP_SIDE_BTN },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 		{ 43,	0,			PS2PP_SIDE_BTN },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 		{ 50,	0,			0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 		{ 51,	0,			0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 		{ 52,	PS2PP_KIND_WHEEL,	PS2PP_SIDE_BTN | PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 		{ 53,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 		{ 56,	PS2PP_KIND_WHEEL,	PS2PP_SIDE_BTN | PS2PP_WHEEL }, /* Cordless MouseMan Wheel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 		{ 61,	PS2PP_KIND_MX,					/* MX700 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 				PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 				PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 		{ 66,	PS2PP_KIND_MX,					/* MX3100 receiver */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 				PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 				PS2PP_EXTRA_BTN | PS2PP_NAV_BTN | PS2PP_HWHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 		{ 72,	PS2PP_KIND_TRACKMAN,	0 },			/* T-CH11: TrackMan Marble */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 		{ 73,	PS2PP_KIND_TRACKMAN,	PS2PP_SIDE_BTN },	/* TrackMan FX */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 		{ 75,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 		{ 76,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 		{ 79,	PS2PP_KIND_TRACKMAN,	PS2PP_WHEEL },		/* TrackMan with wheel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 		{ 80,	PS2PP_KIND_WHEEL,	PS2PP_SIDE_BTN | PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 		{ 81,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 		{ 83,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) 		{ 85,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 		{ 86,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 		{ 87,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) 		{ 88,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) 		{ 96,	0,			0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) 		{ 97,	PS2PP_KIND_TP3,		PS2PP_WHEEL | PS2PP_HWHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) 		{ 99,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) 		{ 100,	PS2PP_KIND_MX,					/* MX510 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) 				PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) 				PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) 		{ 111,  PS2PP_KIND_MX,	PS2PP_WHEEL | PS2PP_SIDE_BTN },	/* MX300 reports task button as side */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) 		{ 112,	PS2PP_KIND_MX,					/* MX500 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) 				PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) 				PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) 		{ 114,	PS2PP_KIND_MX,					/* MX310 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) 				PS2PP_WHEEL | PS2PP_SIDE_BTN |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) 				PS2PP_TASK_BTN | PS2PP_EXTRA_BTN }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) 	};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) 	for (i = 0; i < ARRAY_SIZE(ps2pp_list); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) 		if (model == ps2pp_list[i].model)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) 			return &ps2pp_list[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) 	return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267)  * Set up input device's properties based on the detected mouse model.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) static void ps2pp_set_model_properties(struct psmouse *psmouse,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) 				       const struct ps2pp_info *model_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) 				       bool using_ps2pp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) 	struct input_dev *input_dev = psmouse->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) 	if (model_info->features & PS2PP_SIDE_BTN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) 		input_set_capability(input_dev, EV_KEY, BTN_SIDE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) 	if (model_info->features & PS2PP_EXTRA_BTN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) 		input_set_capability(input_dev, EV_KEY, BTN_EXTRA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) 	if (model_info->features & PS2PP_TASK_BTN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) 		input_set_capability(input_dev, EV_KEY, BTN_TASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) 	if (model_info->features & PS2PP_NAV_BTN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) 		input_set_capability(input_dev, EV_KEY, BTN_FORWARD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) 		input_set_capability(input_dev, EV_KEY, BTN_BACK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) 	if (model_info->features & PS2PP_WHEEL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) 		input_set_capability(input_dev, EV_REL, REL_WHEEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) 	if (model_info->features & PS2PP_HWHEEL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) 		input_set_capability(input_dev, EV_REL, REL_HWHEEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) 	switch (model_info->kind) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) 	case PS2PP_KIND_WHEEL:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) 		psmouse->name = "Wheel Mouse";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) 	case PS2PP_KIND_MX:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) 		psmouse->name = "MX Mouse";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) 	case PS2PP_KIND_TP3:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) 		psmouse->name = "TouchPad 3";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) 	case PS2PP_KIND_TRACKMAN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) 		psmouse->name = "TrackMan";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) 		/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) 		 * Set name to "Mouse" only when using PS2++,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) 		 * otherwise let other protocols define suitable
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) 		 * name
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) 		 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) 		if (using_ps2pp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) 			psmouse->name = "Mouse";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) static int ps2pp_setup_protocol(struct psmouse *psmouse,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) 				const struct ps2pp_info *model_info)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) 	int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) 	psmouse->protocol_handler = ps2pp_process_byte;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) 	psmouse->pktsize = 3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) 	if (model_info->kind != PS2PP_KIND_TP3) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) 		psmouse->set_resolution = ps2pp_set_resolution;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) 		psmouse->disconnect = ps2pp_disconnect;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) 		error = device_create_file(&psmouse->ps2dev.serio->dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) 					   &psmouse_attr_smartscroll.dattr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) 		if (error) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) 			psmouse_err(psmouse,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) 				    "failed to create smartscroll sysfs attribute, error: %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) 				    error);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) 			return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352)  * Logitech magic init. Detect whether the mouse is a Logitech one
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353)  * and its exact model and try turning on extended protocol for ones
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354)  * that support it.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) int ps2pp_detect(struct psmouse *psmouse, bool set_properties)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) 	struct ps2dev *ps2dev = &psmouse->ps2dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) 	const struct ps2pp_info *model_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) 	u8 param[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) 	u8 model, buttons;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) 	bool use_ps2pp = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) 	int error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) 	param[0] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) 	ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) 	ps2_command(ps2dev,  NULL, PSMOUSE_CMD_SETSCALE11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) 	ps2_command(ps2dev,  NULL, PSMOUSE_CMD_SETSCALE11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) 	ps2_command(ps2dev,  NULL, PSMOUSE_CMD_SETSCALE11);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) 	param[1] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) 	ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) 	model = ((param[0] >> 4) & 0x07) | ((param[0] << 3) & 0x78);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) 	buttons = param[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) 	if (!model || !buttons)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) 		return -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) 	model_info = get_model_info(model);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) 	if (model_info) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384)  * Do Logitech PS2++ / PS2T++ magic init.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) 		if (model_info->kind == PS2PP_KIND_TP3) { /* Touch Pad 3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) 			/* Unprotect RAM */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) 			param[0] = 0x11; param[1] = 0x04; param[2] = 0x68;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) 			ps2_command(ps2dev, param, 0x30d1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) 			/* Enable features */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) 			param[0] = 0x11; param[1] = 0x05; param[2] = 0x0b;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) 			ps2_command(ps2dev, param, 0x30d1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) 			/* Enable PS2++ */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) 			param[0] = 0x11; param[1] = 0x09; param[2] = 0xc3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) 			ps2_command(ps2dev, param, 0x30d1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) 			param[0] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) 			if (!ps2_command(ps2dev, param, 0x13d1) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) 			    param[0] == 0x06 && param[1] == 0x00 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) 			    param[2] == 0x14) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) 				use_ps2pp = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) 			}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) 		} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) 			param[0] = param[1] = param[2] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) 			ps2pp_cmd(psmouse, param, 0x39); /* Magic knock */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) 			ps2pp_cmd(psmouse, param, 0xDB);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) 			if ((param[0] & 0x78) == 0x48 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) 			    (param[1] & 0xf3) == 0xc2 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) 			    (param[2] & 0x03) == ((param[1] >> 2) & 3)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) 				ps2pp_set_smartscroll(psmouse, false);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) 				use_ps2pp = true;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) 			}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) 		psmouse_warn(psmouse,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) 			     "Detected unknown Logitech mouse model %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) 			     model);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) 	if (set_properties) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) 		psmouse->vendor = "Logitech";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) 		psmouse->model = model;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) 		if (use_ps2pp) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) 			error = ps2pp_setup_protocol(psmouse, model_info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) 			if (error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) 				return error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) 		if (buttons >= 3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) 			input_set_capability(psmouse->dev, EV_KEY, BTN_MIDDLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) 		if (model_info)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) 			ps2pp_set_model_properties(psmouse, model_info, use_ps2pp);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) 	return use_ps2pp ? 0 : -ENXIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444)