Release 4.11 drivers/input/mouse/logips2pp.c
/*
* Logitech PS/2++ mouse driver
*
* Copyright (c) 1999-2003 Vojtech Pavlik <vojtech@suse.cz>
* Copyright (c) 2003 Eric Wong <eric@yhbt.net>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published by
* the Free Software Foundation.
*/
#include <linux/input.h>
#include <linux/serio.h>
#include <linux/libps2.h>
#include "psmouse.h"
#include "logips2pp.h"
/* Logitech mouse types */
#define PS2PP_KIND_WHEEL 1
#define PS2PP_KIND_MX 2
#define PS2PP_KIND_TP3 3
#define PS2PP_KIND_TRACKMAN 4
/* Logitech mouse features */
#define PS2PP_WHEEL 0x01
#define PS2PP_HWHEEL 0x02
#define PS2PP_SIDE_BTN 0x04
#define PS2PP_EXTRA_BTN 0x08
#define PS2PP_TASK_BTN 0x10
#define PS2PP_NAV_BTN 0x20
struct ps2pp_info {
u8 model;
u8 kind;
u16 features;
};
/*
* Process a PS2++ or PS2T++ packet.
*/
static psmouse_ret_t ps2pp_process_byte(struct psmouse *psmouse)
{
struct input_dev *dev = psmouse->dev;
unsigned char *packet = psmouse->packet;
if (psmouse->pktcnt < 3)
return PSMOUSE_GOOD_DATA;
/*
* Full packet accumulated, process it
*/
if ((packet[0] & 0x48) == 0x48 && (packet[1] & 0x02) == 0x02) {
/* Logitech extended packet */
switch ((packet[1] >> 4) | (packet[0] & 0x30)) {
case 0x0d: /* Mouse extra info */
input_report_rel(dev, packet[2] & 0x80 ? REL_HWHEEL : REL_WHEEL,
(int) (packet[2] & 8) - (int) (packet[2] & 7));
input_report_key(dev, BTN_SIDE, (packet[2] >> 4) & 1);
input_report_key(dev, BTN_EXTRA, (packet[2] >> 5) & 1);
break;
case 0x0e: /* buttons 4, 5, 6, 7, 8, 9, 10 info */
input_report_key(dev, BTN_SIDE, (packet[2]) & 1);
input_report_key(dev, BTN_EXTRA, (packet[2] >> 1) & 1);
input_report_key(dev, BTN_BACK, (packet[2] >> 3) & 1);
input_report_key(dev, BTN_FORWARD, (packet[2] >> 4) & 1);
input_report_key(dev, BTN_TASK, (packet[2] >> 2) & 1);
break;
case 0x0f: /* TouchPad extra info */
input_report_rel(dev, packet[2] & 0x08 ? REL_HWHEEL : REL_WHEEL,
(int) ((packet[2] >> 4) & 8) - (int) ((packet[2] >> 4) & 7));
packet[0] = packet[2] | 0x08;
break;
default:
psmouse_dbg(psmouse,
"Received PS2++ packet #%x, but don't know how to handle.\n",
(packet[1] >> 4) | (packet[0] & 0x30));
break;
}
} else {
/* Standard PS/2 motion data */
input_report_rel(dev, REL_X, packet[1] ? (int) packet[1] - (int) ((packet[0] << 4) & 0x100) : 0);
input_report_rel(dev, REL_Y, packet[2] ? (int) ((packet[0] << 3) & 0x100) - (int) packet[2] : 0);
}
input_report_key(dev, BTN_LEFT, packet[0] & 1);
input_report_key(dev, BTN_MIDDLE, (packet[0] >> 2) & 1);
input_report_key(dev, BTN_RIGHT, (packet[0] >> 1) & 1);
input_sync(dev);
return PSMOUSE_FULL_PACKET;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Vojtech Pavlik | 350 | 70.85% | 1 | 33.33% |
Dmitry Torokhov | 144 | 29.15% | 2 | 66.67% |
Total | 494 | 100.00% | 3 | 100.00% |
/*
* ps2pp_cmd() sends a PS2++ command, sliced into two bit
* pieces through the SETRES command. This is needed to send extended
* commands to mice on notebooks that try to understand the PS/2 protocol
* Ugly.
*/
static int ps2pp_cmd(struct psmouse *psmouse, unsigned char *param, unsigned char command)
{
if (psmouse_sliced_command(psmouse, command))
return -1;
if (ps2_command(&psmouse->ps2dev, param, PSMOUSE_CMD_POLL | 0x0300))
return -1;
return 0;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Vojtech Pavlik | 49 | 87.50% | 1 | 25.00% |
Dmitry Torokhov | 7 | 12.50% | 3 | 75.00% |
Total | 56 | 100.00% | 4 | 100.00% |
/*
* SmartScroll / CruiseControl for some newer Logitech mice Defaults to
* enabled if we do nothing to it. Of course I put this in because I want it
* disabled :P
* 1 - enabled (if previously disabled, also default)
* 0 - disabled
*/
static void ps2pp_set_smartscroll(struct psmouse *psmouse, bool smartscroll)
{
struct ps2dev *ps2dev = &psmouse->ps2dev;
unsigned char param[4];
ps2pp_cmd(psmouse, param, 0x32);
param[0] = 0;
ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
param[0] = smartscroll;
ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Vojtech Pavlik | 67 | 74.44% | 1 | 20.00% |
Dmitry Torokhov | 23 | 25.56% | 4 | 80.00% |
Total | 90 | 100.00% | 5 | 100.00% |
static ssize_t ps2pp_attr_show_smartscroll(struct psmouse *psmouse,
void *data, char *buf)
{
return sprintf(buf, "%d\n", psmouse->smartscroll);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Dmitry Torokhov | 31 | 100.00% | 2 | 100.00% |
Total | 31 | 100.00% | 2 | 100.00% |
static ssize_t ps2pp_attr_set_smartscroll(struct psmouse *psmouse, void *data,
const char *buf, size_t count)
{
unsigned int value;
int err;
err = kstrtouint(buf, 10, &value);
if (err)
return err;
if (value > 1)
return -EINVAL;
ps2pp_set_smartscroll(psmouse, value);
psmouse->smartscroll = value;
return count;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Dmitry Torokhov | 55 | 73.33% | 3 | 60.00% |
JJ Ding | 17 | 22.67% | 1 | 20.00% |
Joe Rouvier | 3 | 4.00% | 1 | 20.00% |
Total | 75 | 100.00% | 5 | 100.00% |
PSMOUSE_DEFINE_ATTR(smartscroll, S_IWUSR | S_IRUGO, NULL,
ps2pp_attr_show_smartscroll, ps2pp_attr_set_smartscroll);
/*
* Support 800 dpi resolution _only_ if the user wants it (there are good
* reasons to not use it even if the mouse supports it, and of course there are
* also good reasons to use it, let the user decide).
*/
static void ps2pp_set_resolution(struct psmouse *psmouse, unsigned int resolution)
{
if (resolution > 400) {
struct ps2dev *ps2dev = &psmouse->ps2dev;
unsigned char param = 3;
ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11);
ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11);
ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11);
ps2_command(ps2dev, ¶m, PSMOUSE_CMD_SETRES);
psmouse->resolution = 800;
} else
psmouse_set_resolution(psmouse, resolution);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Dmitry Torokhov | 46 | 51.11% | 2 | 66.67% |
Vojtech Pavlik | 44 | 48.89% | 1 | 33.33% |
Total | 90 | 100.00% | 3 | 100.00% |
static void ps2pp_disconnect(struct psmouse *psmouse)
{
device_remove_file(&psmouse->ps2dev.serio->dev, &psmouse_attr_smartscroll.dattr);
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Dmitry Torokhov | 28 | 100.00% | 2 | 100.00% |
Total | 28 | 100.00% | 2 | 100.00% |
static const struct ps2pp_info *get_model_info(unsigned char model)
{
static const struct ps2pp_info ps2pp_list[] = {
{ 1, 0, 0 }, /* Simple 2-button mouse */
{ 12, 0, PS2PP_SIDE_BTN},
{ 13, 0, 0 },
{ 15, PS2PP_KIND_MX, /* MX1000 */
PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
PS2PP_EXTRA_BTN | PS2PP_NAV_BTN | PS2PP_HWHEEL },
{ 40, 0, PS2PP_SIDE_BTN },
{ 41, 0, PS2PP_SIDE_BTN },
{ 42, 0, PS2PP_SIDE_BTN },
{ 43, 0, PS2PP_SIDE_BTN },
{ 50, 0, 0 },
{ 51, 0, 0 },
{ 52, PS2PP_KIND_WHEEL, PS2PP_SIDE_BTN | PS2PP_WHEEL },
{ 53, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 56, PS2PP_KIND_WHEEL, PS2PP_SIDE_BTN | PS2PP_WHEEL }, /* Cordless MouseMan Wheel */
{ 61, PS2PP_KIND_MX, /* MX700 */
PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
{ 66, PS2PP_KIND_MX, /* MX3100 receiver */
PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
PS2PP_EXTRA_BTN | PS2PP_NAV_BTN | PS2PP_HWHEEL },
{ 72, PS2PP_KIND_TRACKMAN, 0 }, /* T-CH11: TrackMan Marble */
{ 73, PS2PP_KIND_TRACKMAN, PS2PP_SIDE_BTN }, /* TrackMan FX */
{ 75, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 76, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 79, PS2PP_KIND_TRACKMAN, PS2PP_WHEEL }, /* TrackMan with wheel */
{ 80, PS2PP_KIND_WHEEL, PS2PP_SIDE_BTN | PS2PP_WHEEL },
{ 81, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 83, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 85, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 86, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 87, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 88, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 96, 0, 0 },
{ 97, PS2PP_KIND_TP3, PS2PP_WHEEL | PS2PP_HWHEEL },
{ 99, PS2PP_KIND_WHEEL, PS2PP_WHEEL },
{ 100, PS2PP_KIND_MX, /* MX510 */
PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
{ 111, PS2PP_KIND_MX, PS2PP_WHEEL | PS2PP_SIDE_BTN }, /* MX300 reports task button as side */
{ 112, PS2PP_KIND_MX, /* MX500 */
PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
PS2PP_EXTRA_BTN | PS2PP_NAV_BTN },
{ 114, PS2PP_KIND_MX, /* MX310 */
PS2PP_WHEEL | PS2PP_SIDE_BTN |
PS2PP_TASK_BTN | PS2PP_EXTRA_BTN }
};
int i;
for (i = 0; i < ARRAY_SIZE(ps2pp_list); i++)
if (model == ps2pp_list[i].model)
return &ps2pp_list[i];
return NULL;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Dmitry Torokhov | 119 | 29.31% | 6 | 30.00% |
Vojtech Pavlik | 110 | 27.09% | 4 | 20.00% |
Eric Wong | 91 | 22.41% | 1 | 5.00% |
Helge Deller | 18 | 4.43% | 1 | 5.00% |
Mirco Macrelli | 18 | 4.43% | 1 | 5.00% |
gijoe@poczta.onet.pl | 13 | 3.20% | 1 | 5.00% |
Peter Samuelson | 9 | 2.22% | 1 | 5.00% |
Zbigniew Luszpinski | 9 | 2.22% | 1 | 5.00% |
Meelis Roos | 8 | 1.97% | 1 | 5.00% |
Jasper Spaans | 8 | 1.97% | 1 | 5.00% |
Roberto Castagnola | 2 | 0.49% | 1 | 5.00% |
Geert Uytterhoeven | 1 | 0.25% | 1 | 5.00% |
Total | 406 | 100.00% | 20 | 100.00% |
/*
* Set up input device's properties based on the detected mouse model.
*/
static void ps2pp_set_model_properties(struct psmouse *psmouse,
const struct ps2pp_info *model_info,
bool using_ps2pp)
{
struct input_dev *input_dev = psmouse->dev;
if (model_info->features & PS2PP_SIDE_BTN)
__set_bit(BTN_SIDE, input_dev->keybit);
if (model_info->features & PS2PP_EXTRA_BTN)
__set_bit(BTN_EXTRA, input_dev->keybit);
if (model_info->features & PS2PP_TASK_BTN)
__set_bit(BTN_TASK, input_dev->keybit);
if (model_info->features & PS2PP_NAV_BTN) {
__set_bit(BTN_FORWARD, input_dev->keybit);
__set_bit(BTN_BACK, input_dev->keybit);
}
if (model_info->features & PS2PP_WHEEL)
__set_bit(REL_WHEEL, input_dev->relbit);
if (model_info->features & PS2PP_HWHEEL)
__set_bit(REL_HWHEEL, input_dev->relbit);
switch (model_info->kind) {
case PS2PP_KIND_WHEEL:
psmouse->name = "Wheel Mouse";
break;
case PS2PP_KIND_MX:
psmouse->name = "MX Mouse";
break;
case PS2PP_KIND_TP3:
psmouse->name = "TouchPad 3";
break;
case PS2PP_KIND_TRACKMAN:
psmouse->name = "TrackMan";
break;
default:
/*
* Set name to "Mouse" only when using PS2++,
* otherwise let other protocols define suitable
* name
*/
if (using_ps2pp)
psmouse->name = "Mouse";
break;
}
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Dmitry Torokhov | 117 | 57.64% | 6 | 60.00% |
Vojtech Pavlik | 61 | 30.05% | 1 | 10.00% |
Eric Wong | 14 | 6.90% | 1 | 10.00% |
Zbigniew Luszpinski | 10 | 4.93% | 1 | 10.00% |
Helge Deller | 1 | 0.49% | 1 | 10.00% |
Total | 203 | 100.00% | 10 | 100.00% |
/*
* Logitech magic init. Detect whether the mouse is a Logitech one
* and its exact model and try turning on extended protocol for ones
* that support it.
*/
int ps2pp_detect(struct psmouse *psmouse, bool set_properties)
{
struct ps2dev *ps2dev = &psmouse->ps2dev;
unsigned char param[4];
unsigned char model, buttons;
const struct ps2pp_info *model_info;
bool use_ps2pp = false;
int error;
param[0] = 0;
ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11);
ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11);
ps2_command(ps2dev, NULL, PSMOUSE_CMD_SETSCALE11);
param[1] = 0;
ps2_command(ps2dev, param, PSMOUSE_CMD_GETINFO);
model = ((param[0] >> 4) & 0x07) | ((param[0] << 3) & 0x78);
buttons = param[1];
if (!model || !buttons)
return -1;
model_info = get_model_info(model);
if (model_info) {
/*
* Do Logitech PS2++ / PS2T++ magic init.
*/
if (model_info->kind == PS2PP_KIND_TP3) { /* Touch Pad 3 */
/* Unprotect RAM */
param[0] = 0x11; param[1] = 0x04; param[2] = 0x68;
ps2_command(ps2dev, param, 0x30d1);
/* Enable features */
param[0] = 0x11; param[1] = 0x05; param[2] = 0x0b;
ps2_command(ps2dev, param, 0x30d1);
/* Enable PS2++ */
param[0] = 0x11; param[1] = 0x09; param[2] = 0xc3;
ps2_command(ps2dev, param, 0x30d1);
param[0] = 0;
if (!ps2_command(ps2dev, param, 0x13d1) &&
param[0] == 0x06 && param[1] == 0x00 && param[2] == 0x14) {
use_ps2pp = true;
}
} else {
param[0] = param[1] = param[2] = 0;
ps2pp_cmd(psmouse, param, 0x39); /* Magic knock */
ps2pp_cmd(psmouse, param, 0xDB);
if ((param[0] & 0x78) == 0x48 &&
(param[1] & 0xf3) == 0xc2 &&
(param[2] & 0x03) == ((param[1] >> 2) & 3)) {
ps2pp_set_smartscroll(psmouse, false);
use_ps2pp = true;
}
}
} else {
psmouse_warn(psmouse, "Detected unknown Logitech mouse model %d\n", model);
}
if (set_properties) {
psmouse->vendor = "Logitech";
psmouse->model = model;
if (use_ps2pp) {
psmouse->protocol_handler = ps2pp_process_byte;
psmouse->pktsize = 3;
if (model_info->kind != PS2PP_KIND_TP3) {
psmouse->set_resolution = ps2pp_set_resolution;
psmouse->disconnect = ps2pp_disconnect;
error = device_create_file(&ps2dev->serio->dev,
&psmouse_attr_smartscroll.dattr);
if (error) {
psmouse_err(psmouse,
"failed to create smartscroll sysfs attribute, error: %d\n",
error);
return -1;
}
}
}
if (buttons >= 3)
__set_bit(BTN_MIDDLE, psmouse->dev->keybit);
if (model_info)
ps2pp_set_model_properties(psmouse, model_info, use_ps2pp);
}
return use_ps2pp ? 0 : -1;
}
Contributors
Person | Tokens | Prop | Commits | CommitProp |
Dmitry Torokhov | 287 | 51.07% | 18 | 78.26% |
Vojtech Pavlik | 248 | 44.13% | 1 | 4.35% |
Jeff Garzik | 20 | 3.56% | 1 | 4.35% |
Helge Deller | 5 | 0.89% | 1 | 4.35% |
Guenter Roeck | 1 | 0.18% | 1 | 4.35% |
Eric Wong | 1 | 0.18% | 1 | 4.35% |
Total | 562 | 100.00% | 23 | 100.00% |
Overall Contributors
Person | Tokens | Prop | Commits | CommitProp |
Vojtech Pavlik | 942 | 44.27% | 4 | 9.52% |
Dmitry Torokhov | 930 | 43.70% | 24 | 57.14% |
Eric Wong | 106 | 4.98% | 1 | 2.38% |
Helge Deller | 27 | 1.27% | 1 | 2.38% |
Zbigniew Luszpinski | 23 | 1.08% | 1 | 2.38% |
Jeff Garzik | 20 | 0.94% | 1 | 2.38% |
Mirco Macrelli | 18 | 0.85% | 1 | 2.38% |
JJ Ding | 17 | 0.80% | 1 | 2.38% |
gijoe@poczta.onet.pl | 13 | 0.61% | 1 | 2.38% |
Peter Samuelson | 9 | 0.42% | 1 | 2.38% |
Jasper Spaans | 8 | 0.38% | 1 | 2.38% |
Meelis Roos | 8 | 0.38% | 1 | 2.38% |
Joe Rouvier | 3 | 0.14% | 1 | 2.38% |
Roberto Castagnola | 2 | 0.09% | 1 | 2.38% |
Guenter Roeck | 1 | 0.05% | 1 | 2.38% |
Geert Uytterhoeven | 1 | 0.05% | 1 | 2.38% |
Total | 2128 | 100.00% | 42 | 100.00% |
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