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On Sat, Jun 14, 2003 at 04:39:09PM -0700, Eric Wong wrote:
> Vojtech Pavlik <vojtech@suse.cz> wrote:
> > On Tue, Mar 25, 2003 at 06:55:38PM -0800, Eric Wong wrote:
> >
> > > Updates to the PS/2++ mouse protocol used by Logitech, as well as
> > > SMS/Smart Scroll/Cruise Control and 800 cpi resolution control for those
> > > who want it. Up to 10 buttons are supported now, although only 8 are
> > > used at the moment on the MX500 and MX700.
> >
> > Going to merge this, but what are the H118 and H119 keys? Also what
> > exactly "SMS" means?
>
> SMS is SMartScroll, the two tiny autoscroll buttons above and below the
> wheel of the MX500/700. H118 and H119 (I just arbirarily named them)
> aren't used in any current mice to my knowledge, but are there are bits
> for them in the new PS/2++ packet for possible future use.
Ok. How about these two patches against 2.5.71? Your changes are merged
into the second one.
-- Vojtech Pavlik SuSE Labs, SuSE CR--=_courier-1129-1055666630-0001-2 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=synaptics
You can pull this changeset from: bk://kernel.bkbits.net/vojtech/input
===================================================================
ChangeSet@1.1307.5.13, 2003-06-14 18:33:19+02:00, petero2@telia.com input: Add Synaptics touchpad absolute mode support.
b/drivers/input/mouse/Kconfig | 13 b/drivers/input/mouse/Makefile | 5 b/drivers/input/mouse/psmouse-base.c | 661 +++++++++++++++++++++++++++++++++ b/drivers/input/mouse/psmouse.h | 49 ++ b/drivers/input/mouse/synaptics.c | 390 +++++++++++++++++++ b/drivers/input/mouse/synaptics.h | 105 +++++ b/include/linux/input.h | 1 drivers/input/mouse/psmouse.c | 689 ----------------------------------- 8 files changed, 1224 insertions(+), 689 deletions(-)
===================================================================
diff -Nru a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig --- a/drivers/input/mouse/Kconfig Sun Jun 15 10:37:48 2003 +++ b/drivers/input/mouse/Kconfig Sun Jun 15 10:37:48 2003 @@ -28,6 +28,19 @@ The module will be called psmouse. If you want to compile it as a module, say M here and read <file:Documentation/modules.txt>. +config MOUSE_PS2_SYNAPTICS + bool "Synaptics TouchPad" + default n + depends on INPUT && INPUT_MOUSE && SERIO && MOUSE_PS2 + ---help--- + Say Y here if you have a Synaptics TouchPad connected to your system. + This touchpad is found on many modern laptop computers. + Note that you also need a user space driver to interpret the data + generated by the kernel. A compatible driver for XFree86 is available + from http://... + + If unsure, say Y. + config MOUSE_SERIAL tristate "Serial mouse" depends on INPUT && INPUT_MOUSE && SERIO diff -Nru a/drivers/input/mouse/Makefile b/drivers/input/mouse/Makefile --- a/drivers/input/mouse/Makefile Sun Jun 15 10:37:48 2003 +++ b/drivers/input/mouse/Makefile Sun Jun 15 10:37:48 2003 @@ -13,3 +13,8 @@ obj-$(CONFIG_MOUSE_PC9800) += 98busmouse.o obj-$(CONFIG_MOUSE_PS2) += psmouse.o obj-$(CONFIG_MOUSE_SERIAL) += sermouse.o + +psmouse-objs := psmouse-base.o +ifeq ($(CONFIG_MOUSE_PS2_SYNAPTICS),y) + psmouse-objs += synaptics.o +endif diff -Nru a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c --- /dev/null Wed Dec 31 16:00:00 1969 +++ b/drivers/input/mouse/psmouse-base.c Sun Jun 15 10:37:48 2003 @@ -0,0 +1,661 @@ +/* + * PS/2 mouse driver + * + * Copyright (c) 1999-2002 Vojtech Pavlik + */ + +/* + * 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/delay.h> +#include <linux/module.h> +#include <linux/slab.h> +#include <linux/interrupt.h> +#include <linux/input.h> +#include <linux/serio.h> +#include <linux/init.h> +#include "psmouse.h" +#include "synaptics.h" + +MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>"); +MODULE_DESCRIPTION("PS/2 mouse driver"); +MODULE_PARM(psmouse_noext, "1i"); +MODULE_LICENSE("GPL"); + +static int psmouse_noext; + +static char *psmouse_protocols[] = { "None", "PS/2", "PS2++", "PS2T++", "GenPS/2", "ImPS/2", "ImExPS/2", "Synaptics"}; + +/* + * psmouse_process_packet() anlyzes the PS/2 mouse packet contents and + * reports relevant events to the input module. + */ + +static void psmouse_process_packet(struct psmouse *psmouse, struct pt_regs *regs) +{ + struct input_dev *dev = &psmouse->dev; + unsigned char *packet = psmouse->packet; + + input_regs(dev, regs); + +/* + * The PS2++ protocol is a little bit complex + */ + + if (psmouse->type == PSMOUSE_PS2PP || psmouse->type == PSMOUSE_PS2TPP) { + + if ((packet[0] & 0x40) == 0x40 && abs((int)packet[1] - (((int)packet[0] & 0x10) << 4)) > 191 ) { + + switch (((packet[1] >> 4) & 0x03) | ((packet[0] >> 2) & 0x0c)) { + + case 1: /* 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 3: /* 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; + +#ifdef DEBUG + default: + printk(KERN_WARNING "psmouse.c: Received PS2++ packet #%x, but don't know how to handle.\n", + ((packet[1] >> 4) & 0x03) | ((packet[0] >> 2) & 0x0c)); +#endif + + } + + packet[0] &= 0x0f; + packet[1] = 0; + packet[2] = 0; + + } + } + +/* + * Scroll wheel on IntelliMice, scroll buttons on NetMice + */ + + if (psmouse->type == PSMOUSE_IMPS || psmouse->type == PSMOUSE_GENPS) + input_report_rel(dev, REL_WHEEL, -(signed char) packet[3]); + +/* + * Scroll wheel and buttons on IntelliMouse Explorer + */ + + if (psmouse->type == PSMOUSE_IMEX) { + input_report_rel(dev, REL_WHEEL, (int) (packet[3] & 8) - (int) (packet[3] & 7)); + input_report_key(dev, BTN_SIDE, (packet[3] >> 4) & 1); + input_report_key(dev, BTN_EXTRA, (packet[3] >> 5) & 1); + } + +/* + * Extra buttons on Genius NewNet 3D + */ + + if (psmouse->type == PSMOUSE_GENPS) { + input_report_key(dev, BTN_SIDE, (packet[0] >> 6) & 1); + input_report_key(dev, BTN_EXTRA, (packet[0] >> 7) & 1); + } + +/* + * Generic PS/2 Mouse + */ + + 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_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_sync(dev); +} + +/* + * psmouse_interrupt() handles incoming characters, either gathering them into + * packets or passing them to the command routine as command output. + */ + +static irqreturn_t psmouse_interrupt(struct serio *serio, + unsigned char data, unsigned int flags, struct pt_regs *regs) +{ + struct psmouse *psmouse = serio->private; + + if (psmouse->acking) { + switch (data) { + case PSMOUSE_RET_ACK: + psmouse->ack = 1; + break; + case PSMOUSE_RET_NAK: + psmouse->ack = -1; + break; + default: + psmouse->ack = 1; /* Workaround for mice which don't ACK the Get ID command */ + if (psmouse->cmdcnt) + psmouse->cmdbuf[--psmouse->cmdcnt] = data; + break; + } + psmouse->acking = 0; + goto out; + } + + if (psmouse->cmdcnt) { + psmouse->cmdbuf[--psmouse->cmdcnt] = data; + goto out; + } + + if (psmouse->pktcnt && time_after(jiffies, psmouse->last + HZ/2)) { + printk(KERN_WARNING "psmouse.c: Lost synchronization, throwing %d bytes away.\n", psmouse->pktcnt); + psmouse->pktcnt = 0; + } + + psmouse->last = jiffies; + psmouse->packet[psmouse->pktcnt++] = data; + + if (psmouse->pktcnt == 3 + (psmouse->type >= PSMOUSE_GENPS)) { + psmouse_process_packet(psmouse, regs); + psmouse->pktcnt = 0; + goto out; + } + + if (psmouse->pktcnt == 1 && psmouse->type == PSMOUSE_SYNAPTICS) { + /* + * The synaptics driver has its own resync logic, + * so it needs to receive all bytes one at a time. + */ + synaptics_process_byte(psmouse, regs); + psmouse->pktcnt = 0; + goto out; + } + + if (psmouse->pktcnt == 1 && psmouse->packet[0] == PSMOUSE_RET_BAT) { + serio_rescan(serio); + goto out; + } +out: + return IRQ_HANDLED; +} + +/* + * psmouse_sendbyte() sends a byte to the mouse, and waits for acknowledge. + * It doesn't handle retransmission, though it could - because when there would + * be need for retransmissions, the mouse has to be replaced anyway. + */ + +static int psmouse_sendbyte(struct psmouse *psmouse, unsigned char byte) +{ + int timeout = 10000; /* 100 msec */ + psmouse->ack = 0; + psmouse->acking = 1; + + if (serio_write(psmouse->serio, byte)) { + psmouse->acking = 0; + return -1; + } + + while (!psmouse->ack && timeout--) udelay(10); + + return -(psmouse->ack <= 0); +} + +/* + * psmouse_command() sends a command and its parameters to the mouse, + * then waits for the response and puts it in the param array. + */ + +int psmouse_command(struct psmouse *psmouse, unsigned char *param, int command) +{ + int timeout = 500000; /* 500 msec */ + int send = (command >> 12) & 0xf; + int receive = (command >> 8) & 0xf; + int i; + + psmouse->cmdcnt = receive; + + if (command == PSMOUSE_CMD_RESET_BAT) + timeout = 2000000; /* 2 sec */ + + if (command & 0xff) + if (psmouse_sendbyte(psmouse, command & 0xff)) + return (psmouse->cmdcnt = 0) - 1; + + for (i = 0; i < send; i++) + if (psmouse_sendbyte(psmouse, param[i])) + return (psmouse->cmdcnt = 0) - 1; + + while (psmouse->cmdcnt && timeout--) { + + if (psmouse->cmdcnt == 1 && command == PSMOUSE_CMD_RESET_BAT) + timeout = 100000; + + if (psmouse->cmdcnt == 1 && command == PSMOUSE_CMD_GETID && + psmouse->cmdbuf[1] != 0xab && psmouse->cmdbuf[1] != 0xac) { + psmouse->cmdcnt = 0; + break; + } + + udelay(1); + } + + for (i = 0; i < receive; i++) + param[i] = psmouse->cmdbuf[(receive - 1) - i]; + + if (psmouse->cmdcnt) + return (psmouse->cmdcnt = 0) - 1; + + return 0; +} + +/* + * psmouse_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 psmouse_ps2pp_cmd(struct psmouse *psmouse, unsigned char *param, unsigned char command) +{ + unsigned char d; + int i; + + if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11)) + return -1; + + for (i = 6; i >= 0; i -= 2) { + d = (command >> i) & 3; + if(psmouse_command(psmouse, &d, PSMOUSE_CMD_SETRES)) + return -1; + } + + if (psmouse_command(psmouse, param, PSMOUSE_CMD_POLL)) + return -1; + + return 0; +} + +/* + * psmouse_extensions() probes for any extensions to the basic PS/2 protocol + * the mouse may have. + */ + +static int psmouse_extensions(struct psmouse *psmouse) +{ + unsigned char param[4]; + + param[0] = 0; + psmouse->vendor = "Generic"; + psmouse->name = "Mouse"; + psmouse->model = 0; + + if (psmouse_noext) + return PSMOUSE_PS2; + +/* + * Try Synaptics TouchPad magic ID + */ + + param[0] = 0; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO); + + if (param[1] == 0x47) { + psmouse->vendor = "Synaptics"; + psmouse->name = "TouchPad"; + if (!synaptics_init(psmouse)) + return PSMOUSE_SYNAPTICS; + else + return PSMOUSE_PS2; + } + +/* + * Try Genius NetMouse magic init. + */ + + param[0] = 3; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO); + + if (param[0] == 0x00 && param[1] == 0x33 && param[2] == 0x55) { + + set_bit(BTN_EXTRA, psmouse->dev.keybit); + set_bit(BTN_SIDE, psmouse->dev.keybit); + set_bit(REL_WHEEL, psmouse->dev.relbit); + + psmouse->vendor = "Genius"; + psmouse->name = "Wheel Mouse"; + return PSMOUSE_GENPS; + } + +/* + * Try Logitech magic ID. + */ + + param[0] = 0; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO); + + if (param[1]) { + + int i; + static int logitech_4btn[] = { 12, 40, 41, 42, 43, 52, 73, 80, -1 }; + static int logitech_wheel[] = { 52, 53, 75, 76, 80, 81, 83, 88, -1 }; + static int logitech_ps2pp[] = { 12, 13, 40, 41, 42, 43, 50, 51, 52, 53, 73, 75, + 76, 80, 81, 83, 88, 96, 97, -1 }; + psmouse->vendor = "Logitech"; + psmouse->model = ((param[0] >> 4) & 0x07) | ((param[0] << 3) & 0x78); + + if (param[1] < 3) + clear_bit(BTN_MIDDLE, psmouse->dev.keybit); + if (param[1] < 2) + clear_bit(BTN_RIGHT, psmouse->dev.keybit); + + psmouse->type = PSMOUSE_PS2; + + for (i = 0; logitech_ps2pp[i] != -1; i++) + if (logitech_ps2pp[i] == psmouse->model) + psmouse->type = PSMOUSE_PS2PP; + + if (psmouse->type == PSMOUSE_PS2PP) { + + for (i = 0; logitech_4btn[i] != -1; i++) + if (logitech_4btn[i] == psmouse->model) + set_bit(BTN_SIDE, psmouse->dev.keybit); + + for (i = 0; logitech_wheel[i] != -1; i++) + if (logitech_wheel[i] == psmouse->model) { + set_bit(REL_WHEEL, psmouse->dev.relbit); + psmouse->name = "Wheel Mouse"; + } + +/* + * Do Logitech PS2++ / PS2T++ magic init. + */ + + if (psmouse->model == 97) { /* TouchPad 3 */ + + set_bit(REL_WHEEL, psmouse->dev.relbit); + set_bit(REL_HWHEEL, psmouse->dev.relbit); + + param[0] = 0x11; param[1] = 0x04; param[2] = 0x68; /* Unprotect RAM */ + psmouse_command(psmouse, param, 0x30d1); + param[0] = 0x11; param[1] = 0x05; param[2] = 0x0b; /* Enable features */ + psmouse_command(psmouse, param, 0x30d1); + param[0] = 0x11; param[1] = 0x09; param[2] = 0xc3; /* Enable PS2++ */ + psmouse_command(psmouse, param, 0x30d1); + + param[0] = 0; + if (!psmouse_command(psmouse, param, 0x13d1) && + param[0] == 0x06 && param[1] == 0x00 && param[2] == 0x14) + return PSMOUSE_PS2TPP; + + } else { + param[0] = param[1] = param[2] = 0; + + psmouse_ps2pp_cmd(psmouse, param, 0x39); /* Magic knock */ + psmouse_ps2pp_cmd(psmouse, param, 0xDB); + + if ((param[0] & 0x78) == 0x48 && (param[1] & 0xf3) == 0xc2 && + (param[2] & 3) == ((param[1] >> 2) & 3)) + return PSMOUSE_PS2PP; + } + } + } + +/* + * Try IntelliMouse magic init. + */ + + param[0] = 200; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); + param[0] = 100; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); + param[0] = 80; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); + psmouse_command(psmouse, param, PSMOUSE_CMD_GETID); + + if (param[0] == 3) { + + set_bit(REL_WHEEL, psmouse->dev.relbit); + +/* + * Try IntelliMouse/Explorer magic init. + */ + + param[0] = 200; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); + param[0] = 200; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); + param[0] = 80; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); + psmouse_command(psmouse, param, PSMOUSE_CMD_GETID); + + if (param[0] == 4) { + + set_bit(BTN_SIDE, psmouse->dev.keybit); + set_bit(BTN_EXTRA, psmouse->dev.keybit); + + psmouse->name = "Explorer Mouse"; + return PSMOUSE_IMEX; + } + + psmouse->name = "Wheel Mouse"; + return PSMOUSE_IMPS; + } + +/* + * Okay, all failed, we have a standard mouse here. The number of the buttons + * is still a question, though. We assume 3. + */ + + return PSMOUSE_PS2; +} + +/* + * psmouse_probe() probes for a PS/2 mouse. + */ + +static int psmouse_probe(struct psmouse *psmouse) +{ + unsigned char param[2]; + +/* + * First, we check if it's a mouse. It should send 0x00 or 0x03 + * in case of an IntelliMouse in 4-byte mode or 0x04 for IM Explorer. + */ + + param[0] = param[1] = 0xa5; + + if (psmouse_command(psmouse, param, PSMOUSE_CMD_GETID)) + return -1; + + if (param[0] != 0x00 && param[0] != 0x03 && param[0] != 0x04) + return -1; + +/* + * Then we reset and disable the mouse so that it doesn't generate events. + */ + + if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_RESET_DIS)) + return -1; + +/* + * And here we try to determine if it has any extensions over the + * basic PS/2 3-button mouse. + */ + + return psmouse->type = psmouse_extensions(psmouse); +} + +/* + * psmouse_initialize() initializes the mouse to a sane state. + */ + +static void psmouse_initialize(struct psmouse *psmouse) +{ + unsigned char param[2]; + +/* + * We set the mouse report rate to a highest possible value. + * We try 100 first in case mouse fails to set 200. + */ + + param[0] = 100; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); + + param[0] = 200; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); + +/* + * We also set the resolution and scaling. + */ + + param[0] = 3; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + +/* + * We set the mouse into streaming mode. + */ + + psmouse_command(psmouse, param, PSMOUSE_CMD_SETSTREAM); + +/* + * Last, we enable the mouse so that we get reports from it. + */ + + if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_ENABLE)) + printk(KERN_WARNING "psmouse.c: Failed to enable mouse on %s\n", psmouse->serio->phys); + +} + +/* + * psmouse_cleanup() resets the mouse into power-on state. + */ + +static void psmouse_cleanup(struct serio *serio) +{ + struct psmouse *psmouse = serio->private; + unsigned char param[2]; + psmouse_command(psmouse, param, PSMOUSE_CMD_RESET_BAT); +} + +/* + * psmouse_disconnect() closes and frees. + */ + +static void psmouse_disconnect(struct serio *serio) +{ + struct psmouse *psmouse = serio->private; + input_unregister_device(&psmouse->dev); + serio_close(serio); + synaptics_disconnect(psmouse); + kfree(psmouse); +} + +/* + * psmouse_connect() is a callback from the serio module when + * an unhandled serio port is found. + */ + +static void psmouse_connect(struct serio *serio, struct serio_dev *dev) +{ + struct psmouse *psmouse; + + if ((serio->type & SERIO_TYPE) != SERIO_8042) + return; + + if (!(psmouse = kmalloc(sizeof(struct psmouse), GFP_KERNEL))) + return; + + memset(psmouse, 0, sizeof(struct psmouse)); + + init_input_dev(&psmouse->dev); + psmouse->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL); + psmouse->dev.keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); + psmouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y); + + psmouse->serio = serio; + psmouse->dev.private = psmouse; + + serio->private = psmouse; + + if (serio_open(serio, dev)) { + kfree(psmouse); + return; + } + + if (psmouse_probe(psmouse) <= 0) { + serio_close(serio); + kfree(psmouse); + return; + } + + sprintf(psmouse->devname, "%s %s %s", + psmouse_protocols[psmouse->type], psmouse->vendor, psmouse->name); + sprintf(psmouse->phys, "%s/input0", + serio->phys); + + psmouse->dev.name = psmouse->devname; + psmouse->dev.phys = psmouse->phys; + psmouse->dev.id.bustype = BUS_I8042; + psmouse->dev.id.vendor = 0x0002; + psmouse->dev.id.product = psmouse->type; + psmouse->dev.id.version = psmouse->model; + + input_register_device(&psmouse->dev); + + printk(KERN_INFO "input: %s on %s\n", psmouse->devname, serio->phys); + + psmouse_initialize(psmouse); +} + +static struct serio_dev psmouse_dev = { + .interrupt = psmouse_interrupt, + .connect = psmouse_connect, + .disconnect = psmouse_disconnect, + .cleanup = psmouse_cleanup, +}; + +#ifndef MODULE +static int __init psmouse_setup(char *str) +{ + psmouse_noext = 1; + return 1; +} +__setup("psmouse_noext", psmouse_setup); +#endif + +int __init psmouse_init(void) +{ + serio_register_device(&psmouse_dev); + return 0; +} + +void __exit psmouse_exit(void) +{ + serio_unregister_device(&psmouse_dev); +} + +module_init(psmouse_init); +module_exit(psmouse_exit); diff -Nru a/drivers/input/mouse/psmouse.c b/drivers/input/mouse/psmouse.c --- a/drivers/input/mouse/psmouse.c Sun Jun 15 10:37:48 2003 +++ /dev/null Wed Dec 31 16:00:00 1969 @@ -1,689 +0,0 @@ -/* - * PS/2 mouse driver - * - * Copyright (c) 1999-2002 Vojtech Pavlik - */ - -/* - * 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/delay.h> -#include <linux/module.h> -#include <linux/slab.h> -#include <linux/interrupt.h> -#include <linux/input.h> -#include <linux/serio.h> -#include <linux/init.h> - -MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>"); -MODULE_DESCRIPTION("PS/2 mouse driver"); -MODULE_PARM(psmouse_noext, "1i"); -MODULE_LICENSE("GPL"); - -static int psmouse_noext; - -#define PSMOUSE_CMD_SETSCALE11 0x00e6 -#define PSMOUSE_CMD_SETRES 0x10e8 -#define PSMOUSE_CMD_GETINFO 0x03e9 -#define PSMOUSE_CMD_SETSTREAM 0x00ea -#define PSMOUSE_CMD_POLL 0x03eb -#define PSMOUSE_CMD_GETID 0x02f2 -#define PSMOUSE_CMD_SETRATE 0x10f3 -#define PSMOUSE_CMD_ENABLE 0x00f4 -#define PSMOUSE_CMD_RESET_DIS 0x00f6 -#define PSMOUSE_CMD_RESET_BAT 0x02ff - -#define PSMOUSE_RET_BAT 0xaa -#define PSMOUSE_RET_ACK 0xfa -#define PSMOUSE_RET_NAK 0xfe - -struct psmouse { - struct input_dev dev; - struct serio *serio; - char *vendor; - char *name; - unsigned char cmdbuf[8]; - unsigned char packet[8]; - unsigned char cmdcnt; - unsigned char pktcnt; - unsigned char type; - unsigned char model; - unsigned long last; - char acking; - volatile char ack; - char error; - char devname[64]; - char phys[32]; -}; - -#define PSMOUSE_PS2 1 -#define PSMOUSE_PS2PP 2 -#define PSMOUSE_PS2TPP 3 -#define PSMOUSE_GENPS 4 -#define PSMOUSE_IMPS 5 -#define PSMOUSE_IMEX 6 - -static char *psmouse_protocols[] = { "None", "PS/2", "PS2++", "PS2T++", "GenPS/2", "ImPS/2", "ImExPS/2" }; - -/* - * psmouse_process_packet() anlyzes the PS/2 mouse packet contents and - * reports relevant events to the input module. - */ - -static void psmouse_process_packet(struct psmouse *psmouse, struct pt_regs *regs) -{ - struct input_dev *dev = &psmouse->dev; - unsigned char *packet = psmouse->packet; - - input_regs(dev, regs); - -/* - * The PS2++ protocol is a little bit complex - */ - - if (psmouse->type == PSMOUSE_PS2PP || psmouse->type == PSMOUSE_PS2TPP) { - - if ((packet[0] & 0x40) == 0x40 && abs((int)packet[1] - (((int)packet[0] & 0x10) << 4)) > 191 ) { - - switch (((packet[1] >> 4) & 0x03) | ((packet[0] >> 2) & 0x0c)) { - - case 1: /* 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 3: /* 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; - -#ifdef DEBUG - default: - printk(KERN_WARNING "psmouse.c: Received PS2++ packet #%x, but don't know how to handle.\n", - ((packet[1] >> 4) & 0x03) | ((packet[0] >> 2) & 0x0c)); -#endif - - } - - packet[0] &= 0x0f; - packet[1] = 0; - packet[2] = 0; - - } - } - -/* - * Scroll wheel on IntelliMice, scroll buttons on NetMice - */ - - if (psmouse->type == PSMOUSE_IMPS || psmouse->type == PSMOUSE_GENPS) - input_report_rel(dev, REL_WHEEL, -(signed char) packet[3]); - -/* - * Scroll wheel and buttons on IntelliMouse Explorer - */ - - if (psmouse->type == PSMOUSE_IMEX) { - input_report_rel(dev, REL_WHEEL, (int) (packet[3] & 8) - (int) (packet[3] & 7)); - input_report_key(dev, BTN_SIDE, (packet[3] >> 4) & 1); - input_report_key(dev, BTN_EXTRA, (packet[3] >> 5) & 1); - } - -/* - * Extra buttons on Genius NewNet 3D - */ - - if (psmouse->type == PSMOUSE_GENPS) { - input_report_key(dev, BTN_SIDE, (packet[0] >> 6) & 1); - input_report_key(dev, BTN_EXTRA, (packet[0] >> 7) & 1); - } - -/* - * Generic PS/2 Mouse - */ - - 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_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_sync(dev); -} - -/* - * psmouse_interrupt() handles incoming characters, either gathering them into - * packets or passing them to the command routine as command output. - */ - -static irqreturn_t psmouse_interrupt(struct serio *serio, - unsigned char data, unsigned int flags, struct pt_regs *regs) -{ - struct psmouse *psmouse = serio->private; - - if (psmouse->acking) { - switch (data) { - case PSMOUSE_RET_ACK: - psmouse->ack = 1; - break; - case PSMOUSE_RET_NAK: - psmouse->ack = -1; - break; - default: - psmouse->ack = 1; /* Workaround for mice which don't ACK the Get ID command */ - if (psmouse->cmdcnt) - psmouse->cmdbuf[--psmouse->cmdcnt] = data; - break; - } - psmouse->acking = 0; - goto out; - } - - if (psmouse->cmdcnt) { - psmouse->cmdbuf[--psmouse->cmdcnt] = data; - goto out; - } - - if (psmouse->pktcnt && time_after(jiffies, psmouse->last + HZ/2)) { - printk(KERN_WARNING "psmouse.c: Lost synchronization, throwing %d bytes away.\n", psmouse->pktcnt); - psmouse->pktcnt = 0; - } - - psmouse->last = jiffies; - psmouse->packet[psmouse->pktcnt++] = data; - - if (psmouse->pktcnt == 3 + (psmouse->type >= PSMOUSE_GENPS)) { - psmouse_process_packet(psmouse, regs); - psmouse->pktcnt = 0; - goto out; - } - - if (psmouse->pktcnt == 1 && psmouse->packet[0] == PSMOUSE_RET_BAT) { - serio_rescan(serio); - goto out; - } -out: - return IRQ_HANDLED; -} - -/* - * psmouse_sendbyte() sends a byte to the mouse, and waits for acknowledge. - * It doesn't handle retransmission, though it could - because when there would - * be need for retransmissions, the mouse has to be replaced anyway. - */ - -static int psmouse_sendbyte(struct psmouse *psmouse, unsigned char byte) -{ - int timeout = 10000; /* 100 msec */ - psmouse->ack = 0; - psmouse->acking = 1; - - if (serio_write(psmouse->serio, byte)) { - psmouse->acking = 0; - return -1; - } - - while (!psmouse->ack && timeout--) udelay(10); - - return -(psmouse->ack <= 0); -} - -/* - * psmouse_command() sends a command and its parameters to the mouse, - * then waits for the response and puts it in the param array. - */ - -static int psmouse_command(struct psmouse *psmouse, unsigned char *param, int command) -{ - int timeout = 500000; /* 500 msec */ - int send = (command >> 12) & 0xf; - int receive = (command >> 8) & 0xf; - int i; - - psmouse->cmdcnt = receive; - - if (command == PSMOUSE_CMD_RESET_BAT) - timeout = 2000000; /* 2 sec */ - - if (command & 0xff) - if (psmouse_sendbyte(psmouse, command & 0xff)) - return (psmouse->cmdcnt = 0) - 1; - - for (i = 0; i < send; i++) - if (psmouse_sendbyte(psmouse, param[i])) - return (psmouse->cmdcnt = 0) - 1; - - while (psmouse->cmdcnt && timeout--) { - - if (psmouse->cmdcnt == 1 && command == PSMOUSE_CMD_RESET_BAT) - timeout = 100000; - - if (psmouse->cmdcnt == 1 && command == PSMOUSE_CMD_GETID && - psmouse->cmdbuf[1] != 0xab && psmouse->cmdbuf[1] != 0xac) { - psmouse->cmdcnt = 0; - break; - } - - udelay(1); - } - - for (i = 0; i < receive; i++) - param[i] = psmouse->cmdbuf[(receive - 1) - i]; - - if (psmouse->cmdcnt) - return (psmouse->cmdcnt = 0) - 1; - - return 0; -} - -/* - * psmouse_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 psmouse_ps2pp_cmd(struct psmouse *psmouse, unsigned char *param, unsigned char command) -{ - unsigned char d; - int i; - - if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11)) - return -1; - - for (i = 6; i >= 0; i -= 2) { - d = (command >> i) & 3; - if(psmouse_command(psmouse, &d, PSMOUSE_CMD_SETRES)) - return -1; - } - - if (psmouse_command(psmouse, param, PSMOUSE_CMD_POLL)) - return -1; - - return 0; -} - -/* - * psmouse_extensions() probes for any extensions to the basic PS/2 protocol - * the mouse may have. - */ - -static int psmouse_extensions(struct psmouse *psmouse) -{ - unsigned char param[4]; - - param[0] = 0; - psmouse->vendor = "Generic"; - psmouse->name = "Mouse"; - psmouse->model = 0; - - if (psmouse_noext) - return PSMOUSE_PS2; - -/* - * Try Synaptics TouchPad magic ID - */ - - param[0] = 0; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); - psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO); - - if (param[1] == 0x47) { - /* We could do more here. But it's sufficient just - to stop the subsequent probes from screwing the - thing up. */ - psmouse->vendor = "Synaptics"; - psmouse->name = "TouchPad"; - return PSMOUSE_PS2; - } - -/* - * Try Genius NetMouse magic init. - */ - - param[0] = 3; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); - psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); - psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); - psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); - psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO); - - if (param[0] == 0x00 && param[1] == 0x33 && param[2] == 0x55) { - - set_bit(BTN_EXTRA, psmouse->dev.keybit); - set_bit(BTN_SIDE, psmouse->dev.keybit); - set_bit(REL_WHEEL, psmouse->dev.relbit); - - psmouse->vendor = "Genius"; - psmouse->name = "Wheel Mouse"; - return PSMOUSE_GENPS; - } - -/* - * Try Logitech magic ID. - */ - - param[0] = 0; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); - psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); - psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); - psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); - psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO); - - if (param[1]) { - - int i; - static int logitech_4btn[] = { 12, 40, 41, 42, 43, 52, 73, 80, -1 }; - static int logitech_wheel[] = { 52, 53, 75, 76, 80, 81, 83, 88, -1 }; - static int logitech_ps2pp[] = { 12, 13, 40, 41, 42, 43, 50, 51, 52, 53, 73, 75, - 76, 80, 81, 83, 88, 96, 97, -1 }; - psmouse->vendor = "Logitech"; - psmouse->model = ((param[0] >> 4) & 0x07) | ((param[0] << 3) & 0x78); - - if (param[1] < 3) - clear_bit(BTN_MIDDLE, psmouse->dev.keybit); - if (param[1] < 2) - clear_bit(BTN_RIGHT, psmouse->dev.keybit); - - psmouse->type = PSMOUSE_PS2; - - for (i = 0; logitech_ps2pp[i] != -1; i++) - if (logitech_ps2pp[i] == psmouse->model) - psmouse->type = PSMOUSE_PS2PP; - - if (psmouse->type == PSMOUSE_PS2PP) { - - for (i = 0; logitech_4btn[i] != -1; i++) - if (logitech_4btn[i] == psmouse->model) - set_bit(BTN_SIDE, psmouse->dev.keybit); - - for (i = 0; logitech_wheel[i] != -1; i++) - if (logitech_wheel[i] == psmouse->model) { - set_bit(REL_WHEEL, psmouse->dev.relbit); - psmouse->name = "Wheel Mouse"; - } - -/* - * Do Logitech PS2++ / PS2T++ magic init. - */ - - if (psmouse->model == 97) { /* TouchPad 3 */ - - set_bit(REL_WHEEL, psmouse->dev.relbit); - set_bit(REL_HWHEEL, psmouse->dev.relbit); - - param[0] = 0x11; param[1] = 0x04; param[2] = 0x68; /* Unprotect RAM */ - psmouse_command(psmouse, param, 0x30d1); - param[0] = 0x11; param[1] = 0x05; param[2] = 0x0b; /* Enable features */ - psmouse_command(psmouse, param, 0x30d1); - param[0] = 0x11; param[1] = 0x09; param[2] = 0xc3; /* Enable PS2++ */ - psmouse_command(psmouse, param, 0x30d1); - - param[0] = 0; - if (!psmouse_command(psmouse, param, 0x13d1) && - param[0] == 0x06 && param[1] == 0x00 && param[2] == 0x14) - return PSMOUSE_PS2TPP; - - } else { - param[0] = param[1] = param[2] = 0; - - psmouse_ps2pp_cmd(psmouse, param, 0x39); /* Magic knock */ - psmouse_ps2pp_cmd(psmouse, param, 0xDB); - - if ((param[0] & 0x78) == 0x48 && (param[1] & 0xf3) == 0xc2 && - (param[2] & 3) == ((param[1] >> 2) & 3)) - return PSMOUSE_PS2PP; - } - } - } - -/* - * Try IntelliMouse magic init. - */ - - param[0] = 200; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); - param[0] = 100; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); - param[0] = 80; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); - psmouse_command(psmouse, param, PSMOUSE_CMD_GETID); - - if (param[0] == 3) { - - set_bit(REL_WHEEL, psmouse->dev.relbit); - -/* - * Try IntelliMouse/Explorer magic init. - */ - - param[0] = 200; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); - param[0] = 200; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); - param[0] = 80; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); - psmouse_command(psmouse, param, PSMOUSE_CMD_GETID); - - if (param[0] == 4) { - - set_bit(BTN_SIDE, psmouse->dev.keybit); - set_bit(BTN_EXTRA, psmouse->dev.keybit); - - psmouse->name = "Explorer Mouse"; - return PSMOUSE_IMEX; - } - - psmouse->name = "Wheel Mouse"; - return PSMOUSE_IMPS; - } - -/* - * Okay, all failed, we have a standard mouse here. The number of the buttons - * is still a question, though. We assume 3. - */ - - return PSMOUSE_PS2; -} - -/* - * psmouse_probe() probes for a PS/2 mouse. - */ - -static int psmouse_probe(struct psmouse *psmouse) -{ - unsigned char param[2]; - -/* - * First, we check if it's a mouse. It should send 0x00 or 0x03 - * in case of an IntelliMouse in 4-byte mode or 0x04 for IM Explorer. - */ - - param[0] = param[1] = 0xa5; - - if (psmouse_command(psmouse, param, PSMOUSE_CMD_GETID)) - return -1; - - if (param[0] != 0x00 && param[0] != 0x03 && param[0] != 0x04) - return -1; - -/* - * Then we reset and disable the mouse so that it doesn't generate events. - */ - - if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_RESET_DIS)) - return -1; - -/* - * And here we try to determine if it has any extensions over the - * basic PS/2 3-button mouse. - */ - - return psmouse->type = psmouse_extensions(psmouse); -} - -/* - * psmouse_initialize() initializes the mouse to a sane state. - */ - -static void psmouse_initialize(struct psmouse *psmouse) -{ - unsigned char param[2]; - -/* - * We set the mouse report rate to a highest possible value. - * We try 100 first in case mouse fails to set 200. - */ - - param[0] = 100; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); - - param[0] = 200; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); - -/* - * We also set the resolution and scaling. - */ - - param[0] = 3; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); - psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); - -/* - * We set the mouse into streaming mode. - */ - - psmouse_command(psmouse, param, PSMOUSE_CMD_SETSTREAM); - -/* - * Last, we enable the mouse so that we get reports from it. - */ - - if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_ENABLE)) - printk(KERN_WARNING "psmouse.c: Failed to enable mouse on %s\n", psmouse->serio->phys); - -} - -/* - * psmouse_cleanup() resets the mouse into power-on state. - */ - -static void psmouse_cleanup(struct serio *serio) -{ - struct psmouse *psmouse = serio->private; - unsigned char param[2]; - psmouse_command(psmouse, param, PSMOUSE_CMD_RESET_BAT); -} - -/* - * psmouse_disconnect() closes and frees. - */ - -static void psmouse_disconnect(struct serio *serio) -{ - struct psmouse *psmouse = serio->private; - input_unregister_device(&psmouse->dev); - serio_close(serio); - kfree(psmouse); -} - -/* - * psmouse_connect() is a callback from the serio module when - * an unhandled serio port is found. - */ - -static void psmouse_connect(struct serio *serio, struct serio_dev *dev) -{ - struct psmouse *psmouse; - - if ((serio->type & SERIO_TYPE) != SERIO_8042) - return; - - if (!(psmouse = kmalloc(sizeof(struct psmouse), GFP_KERNEL))) - return; - - memset(psmouse, 0, sizeof(struct psmouse)); - - init_input_dev(&psmouse->dev); - psmouse->dev.evbit[0] = BIT(EV_KEY) | BIT(EV_REL); - psmouse->dev.keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); - psmouse->dev.relbit[0] = BIT(REL_X) | BIT(REL_Y); - - psmouse->serio = serio; - psmouse->dev.private = psmouse; - - serio->private = psmouse; - - if (serio_open(serio, dev)) { - kfree(psmouse); - return; - } - - if (psmouse_probe(psmouse) <= 0) { - serio_close(serio); - kfree(psmouse); - return; - } - - sprintf(psmouse->devname, "%s %s %s", - psmouse_protocols[psmouse->type], psmouse->vendor, psmouse->name); - sprintf(psmouse->phys, "%s/input0", - serio->phys); - - psmouse->dev.name = psmouse->devname; - psmouse->dev.phys = psmouse->phys; - psmouse->dev.id.bustype = BUS_I8042; - psmouse->dev.id.vendor = 0x0002; - psmouse->dev.id.product = psmouse->type; - psmouse->dev.id.version = psmouse->model; - - input_register_device(&psmouse->dev); - - printk(KERN_INFO "input: %s on %s\n", psmouse->devname, serio->phys); - - psmouse_initialize(psmouse); -} - -static struct serio_dev psmouse_dev = { - .interrupt = psmouse_interrupt, - .connect = psmouse_connect, - .disconnect = psmouse_disconnect, - .cleanup = psmouse_cleanup, -}; - -#ifndef MODULE -static int __init psmouse_setup(char *str) -{ - psmouse_noext = 1; - return 1; -} -__setup("psmouse_noext", psmouse_setup); -#endif - -int __init psmouse_init(void) -{ - serio_register_device(&psmouse_dev); - return 0; -} - -void __exit psmouse_exit(void) -{ - serio_unregister_device(&psmouse_dev); -} - -module_init(psmouse_init); -module_exit(psmouse_exit); diff -Nru a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h --- /dev/null Wed Dec 31 16:00:00 1969 +++ b/drivers/input/mouse/psmouse.h Sun Jun 15 10:37:48 2003 @@ -0,0 +1,49 @@ +#ifndef _PSMOUSE_H +#define _PSMOUSE_H + +#define PSMOUSE_CMD_SETSCALE11 0x00e6 +#define PSMOUSE_CMD_SETRES 0x10e8 +#define PSMOUSE_CMD_GETINFO 0x03e9 +#define PSMOUSE_CMD_SETSTREAM 0x00ea +#define PSMOUSE_CMD_POLL 0x03eb +#define PSMOUSE_CMD_GETID 0x02f2 +#define PSMOUSE_CMD_SETRATE 0x10f3 +#define PSMOUSE_CMD_ENABLE 0x00f4 +#define PSMOUSE_CMD_RESET_DIS 0x00f6 +#define PSMOUSE_CMD_RESET_BAT 0x02ff + +#define PSMOUSE_RET_BAT 0xaa +#define PSMOUSE_RET_ACK 0xfa +#define PSMOUSE_RET_NAK 0xfe + +struct psmouse { + void *private; + struct input_dev dev; + struct serio *serio; + char *vendor; + char *name; + unsigned char cmdbuf[8]; + unsigned char packet[8]; + unsigned char cmdcnt; + unsigned char pktcnt; + unsigned char type; + unsigned char model; + unsigned long last; + char acking; + volatile char ack; + char error; + char devname[64]; + char phys[32]; +}; + +#define PSMOUSE_PS2 1 +#define PSMOUSE_PS2PP 2 +#define PSMOUSE_PS2TPP 3 +#define PSMOUSE_GENPS 4 +#define PSMOUSE_IMPS 5 +#define PSMOUSE_IMEX 6 +#define PSMOUSE_SYNAPTICS 7 + +int psmouse_command(struct psmouse *psmouse, unsigned char *param, int command); + +#endif /* _PSMOUSE_H */ diff -Nru a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c --- /dev/null Wed Dec 31 16:00:00 1969 +++ b/drivers/input/mouse/synaptics.c Sun Jun 15 10:37:48 2003 @@ -0,0 +1,390 @@ +/* + * Synaptics TouchPad PS/2 mouse driver + * + * 2003 Peter Osterlund <petero2@telia.com> + * Ported to 2.5 input device infrastructure. + * + * Copyright (C) 2001 Stefan Gmeiner <riddlebox@freesurf.ch> + * start merging tpconfig and gpm code to a xfree-input module + * adding some changes and extensions (ex. 3rd and 4th button) + * + * Copyright (c) 1997 C. Scott Ananian <cananian@alumni.priceton.edu> + * Copyright (c) 1998-2000 Bruce Kalk <kall@compass.com> + * code for the special synaptics commands (from the tpconfig-source) + * + * 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. + * + * Trademarks are the property of their respective owners. + */ + +#include <linux/module.h> +#include <linux/input.h> +#include "psmouse.h" +#include "synaptics.h" + +/***************************************************************************** + * Synaptics communications functions + ****************************************************************************/ + +/* + * Use the Synaptics extended ps/2 syntax to write a special command byte. + * special command: 0xE8 rr 0xE8 ss 0xE8 tt 0xE8 uu where (rr*64)+(ss*16)+(tt*4)+uu + * is the command. A 0xF3 or 0xE9 must follow (see synaptics_send_cmd + * and synaptics_set_mode) + */ +static int synaptics_special_cmd(struct psmouse *psmouse, unsigned char command) +{ + int i; + + if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11)) + return -1; + + for (i = 6; i >= 0; i -= 2) { + unsigned char d = (command >> i) & 3; + if (psmouse_command(psmouse, &d, PSMOUSE_CMD_SETRES)) + return -1; + } + + return 0; +} + +/* + * Send a command to the synpatics touchpad by special commands + */ +static int synaptics_send_cmd(struct psmouse *psmouse, unsigned char c, unsigned char *param) +{ + if (synaptics_special_cmd(psmouse, c)) + return -1; + if (psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO)) + return -1; + return 0; +} + +/* + * Set the synaptics touchpad mode byte by special commands + */ +static int synaptics_set_mode(struct psmouse *psmouse, unsigned char mode) +{ + unsigned char param[1]; + + if (synaptics_special_cmd(psmouse, mode)) + return -1; + param[0] = 0x14; + if (psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE)) + return -1; + return 0; +} + +static int synaptics_reset(struct psmouse *psmouse) +{ + unsigned char r[2]; + + if (psmouse_command(psmouse, r, PSMOUSE_CMD_RESET_BAT)) + return -1; + if (r[0] == 0xAA && r[1] == 0x00) + return 0; + return -1; +} + +/* + * Read the model-id bytes from the touchpad + * see also SYN_MODEL_* macros + */ +static int synaptics_model_id(struct psmouse *psmouse, unsigned long int *model_id) +{ + unsigned char mi[3]; + + if (synaptics_send_cmd(psmouse, SYN_QUE_MODEL, mi)) + return -1; + *model_id = (mi[0]<<16) | (mi[1]<<8) | mi[2]; + return 0; +} + +/* + * Read the capability-bits from the touchpad + * see also the SYN_CAP_* macros + */ +static int synaptics_capability(struct psmouse *psmouse, unsigned long int *capability) +{ + unsigned char cap[3]; + + if (synaptics_send_cmd(psmouse, SYN_QUE_CAPABILITIES, cap)) + return -1; + *capability = (cap[0]<<16) | (cap[1]<<8) | cap[2]; + if (SYN_CAP_VALID(*capability)) + return 0; + return -1; +} + +/* + * Identify Touchpad + * See also the SYN_ID_* macros + */ +static int synaptics_identify(struct psmouse *psmouse, unsigned long int *ident) +{ + unsigned char id[3]; + + if (synaptics_send_cmd(psmouse, SYN_QUE_IDENTIFY, id)) + return -1; + *ident = (id[0]<<16) | (id[1]<<8) | id[2]; + if (SYN_ID_IS_SYNAPTICS(*ident)) + return 0; + return -1; +} + +static int synaptics_enable_device(struct psmouse *psmouse) +{ + if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_ENABLE)) + return -1; + return 0; +} + +static void print_ident(struct synaptics_data *priv) +{ + printk(KERN_INFO "Synaptics Touchpad, model: %ld\n", SYN_ID_MODEL(priv->identity)); + printk(KERN_INFO " Firware: %ld.%ld\n", SYN_ID_MAJOR(priv->identity), + SYN_ID_MINOR(priv->identity)); + + if (SYN_MODEL_ROT180(priv->model_id)) + printk(KERN_INFO " 180 degree mounted touchpad\n"); + if (SYN_MODEL_PORTRAIT(priv->model_id)) + printk(KERN_INFO " portrait touchpad\n"); + printk(KERN_INFO " Sensor: %ld\n", SYN_MODEL_SENSOR(priv->model_id)); + if (SYN_MODEL_NEWABS(priv->model_id)) + printk(KERN_INFO " new absolute packet format\n"); + if (SYN_MODEL_PEN(priv->model_id)) + printk(KERN_INFO " pen detection\n"); + + if (SYN_CAP_EXTENDED(priv->capabilities)) { + printk(KERN_INFO " Touchpad has extended capability bits\n"); + if (SYN_CAP_FOUR_BUTTON(priv->capabilities)) + printk(KERN_INFO " -> four buttons\n"); + if (SYN_CAP_MULTIFINGER(priv->capabilities)) + printk(KERN_INFO " -> multifinger detection\n"); + if (SYN_CAP_PALMDETECT(priv->capabilities)) + printk(KERN_INFO " -> palm detection\n"); + } +} + +static int query_hardware(struct psmouse *psmouse) +{ + struct synaptics_data *priv = psmouse->private; + int retries = 3; + + while ((retries++ <= 3) && synaptics_reset(psmouse)) + printk(KERN_ERR "synaptics reset failed\n"); + + if (synaptics_identify(psmouse, &priv->identity)) + return -1; + if (synaptics_model_id(psmouse, &priv->model_id)) + return -1; + if (synaptics_capability(psmouse, &priv->capabilities)) + return -1; + if (synaptics_set_mode(psmouse, (SYN_BIT_ABSOLUTE_MODE | + SYN_BIT_HIGH_RATE | + SYN_BIT_DISABLE_GESTURE | + SYN_BIT_W_MODE))) + return -1; + + synaptics_enable_device(psmouse); + + print_ident(priv); + + return 0; +} + +/***************************************************************************** + * Driver initialization/cleanup functions + ****************************************************************************/ + +static inline void set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat) +{ + dev->absmin[axis] = min; + dev->absmax[axis] = max; + dev->absfuzz[axis] = fuzz; + dev->absflat[axis] = flat; + + set_bit(axis, dev->absbit); +} + +int synaptics_init(struct psmouse *psmouse) +{ + struct synaptics_data *priv; + + psmouse->private = priv = kmalloc(sizeof(struct synaptics_data), GFP_KERNEL); + if (!priv) + return -1; + memset(priv, 0, sizeof(struct synaptics_data)); + + priv->inSync = 1; + + if (query_hardware(psmouse)) { + printk(KERN_ERR "Unable to query/initialize Synaptics hardware.\n"); + goto init_fail; + } + + /* + * The x/y limits are taken from the Synaptics TouchPad interfacing Guide, + * which says that they should be valid regardless of the actual size of + * the senser. + */ + set_bit(EV_ABS, psmouse->dev.evbit); + set_abs_params(&psmouse->dev, ABS_X, 1472, 5472, 0, 0); + set_abs_params(&psmouse->dev, ABS_Y, 1408, 4448, 0, 0); + set_abs_params(&psmouse->dev, ABS_PRESSURE, 0, 255, 0, 0); + + set_bit(EV_MSC, psmouse->dev.evbit); + set_bit(MSC_GESTURE, psmouse->dev.mscbit); + + set_bit(EV_KEY, psmouse->dev.evbit); + set_bit(BTN_LEFT, psmouse->dev.keybit); + set_bit(BTN_RIGHT, psmouse->dev.keybit); + set_bit(BTN_FORWARD, psmouse->dev.keybit); + set_bit(BTN_BACK, psmouse->dev.keybit); + + clear_bit(EV_REL, psmouse->dev.evbit); + clear_bit(REL_X, psmouse->dev.relbit); + clear_bit(REL_Y, psmouse->dev.relbit); + + return 0; + + init_fail: + kfree(priv); + return -1; +} + +void synaptics_disconnect(struct psmouse *psmouse) +{ + struct synaptics_data *priv = psmouse->private; + + kfree(priv); +} + +/***************************************************************************** + * Functions to interpret the absolute mode packets + ****************************************************************************/ + +static void synaptics_parse_hw_state(struct synaptics_data *priv, + struct synaptics_hw_state *hw) +{ + unsigned char *buf = priv->proto_buf; + + hw->x = (((buf[3] & 0x10) << 8) | + ((buf[1] & 0x0f) << 8) | + buf[4]); + hw->y = (((buf[3] & 0x20) << 7) | + ((buf[1] & 0xf0) << 4) | + buf[5]); + + hw->z = buf[2]; + hw->w = (((buf[0] & 0x30) >> 2) | + ((buf[0] & 0x04) >> 1) | + ((buf[3] & 0x04) >> 2)); + + hw->left = (buf[0] & 0x01) ? 1 : 0; + hw->right = (buf[0] & 0x2) ? 1 : 0; + hw->up = 0; + hw->down = 0; + + if (SYN_CAP_EXTENDED(priv->capabilities) && + (SYN_CAP_FOUR_BUTTON(priv->capabilities))) { + hw->up = ((buf[3] & 0x01)) ? 1 : 0; + if (hw->left) + hw->up = !hw->up; + hw->down = ((buf[3] & 0x02)) ? 1 : 0; + if (hw->right) + hw->down = !hw->down; + } +} + +/* + * called for each full received packet from the touchpad + */ +static void synaptics_process_packet(struct psmouse *psmouse) +{ + struct input_dev *dev = &psmouse->dev; + struct synaptics_data *priv = psmouse->private; + struct synaptics_hw_state hw; + + synaptics_parse_hw_state(priv, &hw); + + if (hw.z > 0) { + int w_ok = 0; + /* + * Use capability bits to decide if the w value is valid. + * If not, set it to 5, which corresponds to a finger of + * normal width. + */ + if (SYN_CAP_EXTENDED(priv->capabilities)) { + switch (hw.w) { + case 0 ... 1: + w_ok = SYN_CAP_MULTIFINGER(priv->capabilities); + break; + case 2: + w_ok = SYN_MODEL_PEN(priv->model_id); + break; + case 4 ... 15: + w_ok = SYN_CAP_PALMDETECT(priv->capabilities); + break; + } + } + if (!w_ok) + hw.w = 5; + } + + /* Post events */ + input_report_abs(dev, ABS_X, hw.x); + input_report_abs(dev, ABS_Y, hw.y); + input_report_abs(dev, ABS_PRESSURE, hw.z); + + if (hw.w != priv->old_w) { + input_event(dev, EV_MSC, MSC_GESTURE, hw.w); + priv->old_w = hw.w; + } + + input_report_key(dev, BTN_LEFT, hw.left); + input_report_key(dev, BTN_RIGHT, hw.right); + input_report_key(dev, BTN_FORWARD, hw.up); + input_report_key(dev, BTN_BACK, hw.down); + + input_sync(dev); +} + +void synaptics_process_byte(struct psmouse *psmouse, struct pt_regs *regs) +{ + struct input_dev *dev = &psmouse->dev; + struct synaptics_data *priv = psmouse->private; + unsigned char *pBuf = priv->proto_buf; + unsigned char u = psmouse->packet[0]; + + input_regs(dev, regs); + + pBuf[priv->proto_buf_tail++] = u; + + /* check first byte */ + if ((priv->proto_buf_tail == 1) && ((u & 0xC8) != 0x80)) { + priv->inSync = 0; + priv->proto_buf_tail = 0; + printk(KERN_WARNING "Synaptics driver lost sync at 1st byte\n"); + return; + } + + /* check 4th byte */ + if ((priv->proto_buf_tail == 4) && ((u & 0xc8) != 0xc0)) { + priv->inSync = 0; + priv->proto_buf_tail = 0; + printk(KERN_WARNING "Synaptics driver lost sync at 4th byte\n"); + return; + } + + if (priv->proto_buf_tail >= 6) { /* Full packet received */ + if (!priv->inSync) { + priv->inSync = 1; + printk(KERN_NOTICE "Synaptics driver resynced.\n"); + } + synaptics_process_packet(psmouse); + priv->proto_buf_tail = 0; + } +} diff -Nru a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h --- /dev/null Wed Dec 31 16:00:00 1969 +++ b/drivers/input/mouse/synaptics.h Sun Jun 15 10:37:48 2003 @@ -0,0 +1,105 @@ +/* + * Synaptics TouchPad PS/2 mouse driver + * + * 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. + */ + +#ifndef _SYNAPTICS_H +#define _SYNAPTICS_H + +#ifdef CONFIG_MOUSE_PS2_SYNAPTICS + +extern void synaptics_process_byte(struct psmouse *psmouse, struct pt_regs *regs); +extern int synaptics_init(struct psmouse *psmouse); +extern void synaptics_disconnect(struct psmouse *psmouse); + +#else + +static inline void synaptics_process_byte(struct psmouse *psmouse, struct pt_regs *regs) {} +static inline int synaptics_init(struct psmouse *psmouse) { return -1; } +static inline void synaptics_disconnect(struct psmouse *psmouse) {} + +#endif + + +/* synaptics queries */ +#define SYN_QUE_IDENTIFY 0x00 +#define SYN_QUE_MODES 0x01 +#define SYN_QUE_CAPABILITIES 0x02 +#define SYN_QUE_MODEL 0x03 +#define SYN_QUE_SERIAL_NUMBER_PREFIX 0x06 +#define SYN_QUE_SERIAL_NUMBER_SUFFIX 0x07 +#define SYN_QUE_RESOLUTION 0x08 + +/* synatics modes */ +#define SYN_BIT_ABSOLUTE_MODE (1 << 7) +#define SYN_BIT_HIGH_RATE (1 << 6) +#define SYN_BIT_SLEEP_MODE (1 << 3) +#define SYN_BIT_DISABLE_GESTURE (1 << 2) +#define SYN_BIT_W_MODE (1 << 0) + +/* synaptics model ID bits */ +#define SYN_MODEL_ROT180(m) ((m) & (1 << 23)) +#define SYN_MODEL_PORTRAIT(m) ((m) & (1 << 22)) +#define SYN_MODEL_SENSOR(m) (((m) >> 16) & 0x3f) +#define SYN_MODEL_HARDWARE(m) (((m) >> 9) & 0x7f) +#define SYN_MODEL_NEWABS(m) ((m) & (1 << 7)) +#define SYN_MODEL_PEN(m) ((m) & (1 << 6)) +#define SYN_MODEL_SIMPLIC(m) ((m) & (1 << 5)) +#define SYN_MODEL_GEOMETRY(m) ((m) & 0x0f) + +/* synaptics capability bits */ +#define SYN_CAP_EXTENDED(c) ((c) & (1 << 23)) +#define SYN_CAP_SLEEP(c) ((c) & (1 << 4)) +#define SYN_CAP_FOUR_BUTTON(c) ((c) & (1 << 3)) +#define SYN_CAP_MULTIFINGER(c) ((c) & (1 << 1)) +#define SYN_CAP_PALMDETECT(c) ((c) & (1 << 0)) +#define SYN_CAP_VALID(c) ((((c) & 0x00ff00) >> 8) == 0x47) + +/* synaptics modes query bits */ +#define SYN_MODE_ABSOLUTE(m) ((m) & (1 << 7)) +#define SYN_MODE_RATE(m) ((m) & (1 << 6)) +#define SYN_MODE_BAUD_SLEEP(m) ((m) & (1 << 3)) +#define SYN_MODE_DISABLE_GESTURE(m) ((m) & (1 << 2)) +#define SYN_MODE_PACKSIZE(m) ((m) & (1 << 1)) +#define SYN_MODE_WMODE(m) ((m) & (1 << 0)) + +/* synaptics identify query bits */ +#define SYN_ID_MODEL(i) (((i) >> 4) & 0x0f) +#define SYN_ID_MAJOR(i) ((i) & 0x0f) +#define SYN_ID_MINOR(i) (((i) >> 16) & 0xff) +#define SYN_ID_IS_SYNAPTICS(i) ((((i) >> 8) & 0xff) == 0x47) + +/* + * A structure to describe the state of the touchpad hardware (buttons and pad) + */ + +struct synaptics_hw_state { + int x; + int y; + int z; + int w; + int left; + int right; + int up; + int down; +}; + +struct synaptics_data { + /* Data read from the touchpad */ + unsigned long int model_id; /* Model-ID */ + unsigned long int capabilities; /* Capabilities */ + unsigned long int identity; /* Identification */ + + /* Data for normal processing */ + unsigned char proto_buf[6]; /* Buffer for Packet */ + unsigned char last_byte; /* last received byte */ + int inSync; /* Packets in sync */ + int proto_buf_tail; + + int old_w; /* Previous w value */ +}; + +#endif /* _SYNAPTICS_H */ diff -Nru a/include/linux/input.h b/include/linux/input.h --- a/include/linux/input.h Sun Jun 15 10:37:48 2003 +++ b/include/linux/input.h Sun Jun 15 10:37:48 2003 @@ -530,6 +530,7 @@ #define MSC_SERIAL 0x00 #define MSC_PULSELED 0x01 +#define MSC_GESTURE 0x02 #define MSC_MAX 0x07 /*
--=_courier-1129-1055666630-0001-2 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=logitech-mx
You can pull this changeset from: bk://kernel.bkbits.net/vojtech/input
===================================================================
ChangeSet@1.1334, 2003-06-15 10:35:42+02:00, vojtech@suse.cz input: Add Logitech MX PS2++ support, move Logitech PS2++ code to a separate source file, always enable Synaptics support.
drivers/input/mouse/Kconfig | 15 -- drivers/input/mouse/Makefile | 5 drivers/input/mouse/logips2pp.c | 231 +++++++++++++++++++++++++++++++++++++ drivers/input/mouse/logips2pp.h | 17 ++ drivers/input/mouse/psmouse-base.c | 193 +++++++++--------------------- drivers/input/mouse/psmouse.h | 2 include/linux/input.h | 1 7 files changed, 313 insertions(+), 151 deletions(-)
===================================================================
diff -Nru a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig --- a/drivers/input/mouse/Kconfig Sun Jun 15 10:36:20 2003 +++ b/drivers/input/mouse/Kconfig Sun Jun 15 10:36:20 2003 @@ -19,7 +19,7 @@ Say Y here if you have a PS/2 mouse connected to your system. This includes the standard 2 or 3-button PS/2 mouse, as well as PS/2 mice with wheels and extra buttons, Microsoft, Logitech or Genius - compatible. + compatible. Support for Synaptics TouchPads is also included. If unsure, say Y. @@ -27,19 +27,6 @@ inserted in and removed from the running kernel whenever you want). The module will be called psmouse. If you want to compile it as a module, say M here and read <file:Documentation/modules.txt>. - -config MOUSE_PS2_SYNAPTICS - bool "Synaptics TouchPad" - default n - depends on INPUT && INPUT_MOUSE && SERIO && MOUSE_PS2 - ---help--- - Say Y here if you have a Synaptics TouchPad connected to your system. - This touchpad is found on many modern laptop computers. - Note that you also need a user space driver to interpret the data - generated by the kernel. A compatible driver for XFree86 is available - from http://... - - If unsure, say Y. config MOUSE_SERIAL tristate "Serial mouse" diff -Nru a/drivers/input/mouse/Makefile b/drivers/input/mouse/Makefile --- a/drivers/input/mouse/Makefile Sun Jun 15 10:36:20 2003 +++ b/drivers/input/mouse/Makefile Sun Jun 15 10:36:20 2003 @@ -14,7 +14,4 @@ obj-$(CONFIG_MOUSE_PS2) += psmouse.o obj-$(CONFIG_MOUSE_SERIAL) += sermouse.o -psmouse-objs := psmouse-base.o -ifeq ($(CONFIG_MOUSE_PS2_SYNAPTICS),y) - psmouse-objs += synaptics.o -endif +psmouse-objs := psmouse-base.o logips2pp.o synaptics.o diff -Nru a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c --- /dev/null Wed Dec 31 16:00:00 1969 +++ b/drivers/input/mouse/logips2pp.c Sun Jun 15 10:36:20 2003 @@ -0,0 +1,231 @@ +/* + * 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 "psmouse.h" +#include "logips2pp.h" + +/* + * Process a PS2++ or PS2T++ packet. + */ + +void ps2pp_process_packet(struct psmouse *psmouse) +{ + struct input_dev *dev = &psmouse->dev; + unsigned char *packet = psmouse->packet; + + if ((packet[0] & 0x48) == 0x48 && (packet[1] & 0x02) == 0x02) { + + 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; + +#ifdef DEBUG + default: + printk(KERN_WARNING "psmouse.c: Received PS2++ packet #%x, but don't know how to handle.\n", + (packet[1] >> 4) | (packet[0] & 0x30)); +#endif + } + + packet[0] &= 0x0f; + packet[1] = 0; + packet[2] = 0; + + } +} + +/* + * 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) +{ + unsigned char d; + int i; + + if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11)) + return -1; + + for (i = 6; i >= 0; i -= 2) { + d = (command >> i) & 3; + if(psmouse_command(psmouse, &d, PSMOUSE_CMD_SETRES)) + return -1; + } + + if (psmouse_command(psmouse, param, PSMOUSE_CMD_POLL)) + return -1; + + return 0; +} + +/* + * 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) + * 0/2 - disabled + */ + +static void ps2pp_set_smartscroll(struct psmouse *psmouse) +{ + unsigned char param[4]; + + ps2pp_cmd(psmouse, param, 0x32); + + param[0] = 0; + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + + if (psmouse_smartscroll == 1) + param[0] = 1; + else + if (psmouse_smartscroll > 2) + return; + + /* else leave param[0] == 0 to disable */ + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); +} + +/* + * 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). + */ + +void ps2pp_set_800dpi(struct psmouse *psmouse) +{ + unsigned char param = 3; + psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + psmouse_command(psmouse, ¶m, PSMOUSE_CMD_SETRES); +} + +/* + * Detect the exact model and features of a PS2++ or PS2T++ Logitech mouse or + * touchpad. + */ + +int ps2pp_detect_model(struct psmouse *psmouse) +{ + unsigned char param[4]; + + int i; + static int logitech_4btn[] = { 12, 40, 41, 42, 43, 52, 73, 80, -1 }; + static int logitech_wheel[] = { 52, 53, 75, 76, 80, 81, 83, 88, 112, -1 }; + static int logitech_ps2pp[] = { 12, 13, 40, 41, 42, 43, 50, 51, 52, 53, 73, 75, + 76, 80, 81, 83, 88, 96, 97, 112, -1 }; + static int logitech_mx[] = { 112, -1 }; + + psmouse->vendor = "Logitech"; + psmouse->model = ((param[0] >> 4) & 0x07) | ((param[0] << 3) & 0x78); + + if (param[1] < 3) + clear_bit(BTN_MIDDLE, psmouse->dev.keybit); + if (param[1] < 2) + clear_bit(BTN_RIGHT, psmouse->dev.keybit); + + psmouse->type = PSMOUSE_PS2; + + for (i = 0; logitech_ps2pp[i] != -1; i++) + if (logitech_ps2pp[i] == psmouse->model) + psmouse->type = PSMOUSE_PS2PP; + + if (psmouse->type == PSMOUSE_PS2PP) { + + for (i = 0; logitech_4btn[i] != -1; i++) + if (logitech_4btn[i] == psmouse->model) + set_bit(BTN_SIDE, psmouse->dev.keybit); + + for (i = 0; logitech_wheel[i] != -1; i++) + if (logitech_wheel[i] == psmouse->model) { + set_bit(REL_WHEEL, psmouse->dev.relbit); + psmouse->name = "Wheel Mouse"; + } + + for (i = 0; logitech_mx[i] != -1; i++) + if (logitech_mx[i] == psmouse->model) { + set_bit(BTN_SIDE, psmouse->dev.keybit); + set_bit(BTN_EXTRA, psmouse->dev.keybit); + set_bit(BTN_BACK, psmouse->dev.keybit); + set_bit(BTN_FORWARD, psmouse->dev.keybit); + set_bit(BTN_TASK, psmouse->dev.keybit); + psmouse->name = "MX Mouse"; + } + +/* + * Do Logitech PS2++ / PS2T++ magic init. + */ + + if (psmouse->model == 97) { /* TouchPad 3 */ + + set_bit(REL_WHEEL, psmouse->dev.relbit); + set_bit(REL_HWHEEL, psmouse->dev.relbit); + + param[0] = 0x11; param[1] = 0x04; param[2] = 0x68; /* Unprotect RAM */ + psmouse_command(psmouse, param, 0x30d1); + param[0] = 0x11; param[1] = 0x05; param[2] = 0x0b; /* Enable features */ + psmouse_command(psmouse, param, 0x30d1); + param[0] = 0x11; param[1] = 0x09; param[2] = 0xc3; /* Enable PS2++ */ + psmouse_command(psmouse, param, 0x30d1); + + param[0] = 0; + if (!psmouse_command(psmouse, param, 0x13d1) && + param[0] == 0x06 && param[1] == 0x00 && param[2] == 0x14) { + psmouse->name = "TouchPad 3"; + return PSMOUSE_PS2TPP; + } + + } else { + + ps2pp_set_smartscroll(psmouse); + + 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] & 3) == ((param[1] >> 2) & 3)) + return PSMOUSE_PS2PP; + } + } + + return 0; +} diff -Nru a/drivers/input/mouse/logips2pp.h b/drivers/input/mouse/logips2pp.h --- /dev/null Wed Dec 31 16:00:00 1969 +++ b/drivers/input/mouse/logips2pp.h Sun Jun 15 10:36:20 2003 @@ -0,0 +1,17 @@ +/* + * Logitech PS/2++ mouse driver header + * + * Copyright (c) 2003 Vojtech Pavlik <vojtech@suse.cz> + * + * 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. + */ + +#ifndef _LOGIPS2PP_H +#define _LOGIPS2PP_H +struct psmouse; +void ps2pp_process_packet(struct psmouse *psmouse); +void ps2pp_set_800dpi(struct psmouse *psmouse); +int ps2pp_detect_model(struct psmouse *psmouse); +#endif diff -Nru a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c --- a/drivers/input/mouse/psmouse-base.c Sun Jun 15 10:36:20 2003 +++ b/drivers/input/mouse/psmouse-base.c Sun Jun 15 10:36:20 2003 @@ -19,13 +19,23 @@ #include <linux/init.h> #include "psmouse.h" #include "synaptics.h" +#include "logips2pp.h" MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>"); MODULE_DESCRIPTION("PS/2 mouse driver"); MODULE_PARM(psmouse_noext, "1i"); +MODULE_PARM_DESC(psmouse_noext, "Disable any protocol extensions. Useful for KVM switches."); +MODULE_PARM(psmouse_resolution, "i"); +MODULE_PARM_DESC(psmouse_resolution, "Resolution, in dpi."); +MODULE_PARM(psmouse_smartscroll, "i"); +MODULE_PARM_DESC(psmouse_smartscroll, "Logitech Smartscroll autorepeat, 1 = enabled (default), 0 = disabled."); MODULE_LICENSE("GPL"); +#define PSMOUSE_LOGITECH_SMARTSCROLL 1 + static int psmouse_noext; +int psmouse_resolution; +int psmouse_smartscroll = PSMOUSE_LOGITECH_SMARTSCROLL; static char *psmouse_protocols[] = { "None", "PS/2", "PS2++", "PS2T++", "GenPS/2", "ImPS/2", "ImExPS/2", "Synaptics"}; @@ -45,43 +55,8 @@ * The PS2++ protocol is a little bit complex */ - if (psmouse->type == PSMOUSE_PS2PP || psmouse->type == PSMOUSE_PS2TPP) { - - if ((packet[0] & 0x40) == 0x40 && abs((int)packet[1] - (((int)packet[0] & 0x10) << 4)) > 191 ) { - - switch (((packet[1] >> 4) & 0x03) | ((packet[0] >> 2) & 0x0c)) { - - case 1: /* 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 3: /* 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; - -#ifdef DEBUG - default: - printk(KERN_WARNING "psmouse.c: Received PS2++ packet #%x, but don't know how to handle.\n", - ((packet[1] >> 4) & 0x03) | ((packet[0] >> 2) & 0x0c)); -#endif - - } - - packet[0] &= 0x0f; - packet[1] = 0; - packet[2] = 0; - - } - } + if (psmouse->type == PSMOUSE_PS2PP || psmouse->type == PSMOUSE_PS2TPP) + ps2pp_process_packet(psmouse); /* * Scroll wheel on IntelliMice, scroll buttons on NetMice @@ -259,33 +234,6 @@ } /* - * psmouse_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 psmouse_ps2pp_cmd(struct psmouse *psmouse, unsigned char *param, unsigned char command) -{ - unsigned char d; - int i; - - if (psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11)) - return -1; - - for (i = 6; i >= 0; i -= 2) { - d = (command >> i) & 3; - if(psmouse_command(psmouse, &d, PSMOUSE_CMD_SETRES)) - return -1; - } - - if (psmouse_command(psmouse, param, PSMOUSE_CMD_POLL)) - return -1; - - return 0; -} - -/* * psmouse_extensions() probes for any extensions to the basic PS/2 protocol * the mouse may have. */ @@ -353,73 +301,13 @@ psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); + param[1] = 0; psmouse_command(psmouse, param, PSMOUSE_CMD_GETINFO); if (param[1]) { - - int i; - static int logitech_4btn[] = { 12, 40, 41, 42, 43, 52, 73, 80, -1 }; - static int logitech_wheel[] = { 52, 53, 75, 76, 80, 81, 83, 88, -1 }; - static int logitech_ps2pp[] = { 12, 13, 40, 41, 42, 43, 50, 51, 52, 53, 73, 75, - 76, 80, 81, 83, 88, 96, 97, -1 }; - psmouse->vendor = "Logitech"; - psmouse->model = ((param[0] >> 4) & 0x07) | ((param[0] << 3) & 0x78); - - if (param[1] < 3) - clear_bit(BTN_MIDDLE, psmouse->dev.keybit); - if (param[1] < 2) - clear_bit(BTN_RIGHT, psmouse->dev.keybit); - - psmouse->type = PSMOUSE_PS2; - - for (i = 0; logitech_ps2pp[i] != -1; i++) - if (logitech_ps2pp[i] == psmouse->model) - psmouse->type = PSMOUSE_PS2PP; - - if (psmouse->type == PSMOUSE_PS2PP) { - - for (i = 0; logitech_4btn[i] != -1; i++) - if (logitech_4btn[i] == psmouse->model) - set_bit(BTN_SIDE, psmouse->dev.keybit); - - for (i = 0; logitech_wheel[i] != -1; i++) - if (logitech_wheel[i] == psmouse->model) { - set_bit(REL_WHEEL, psmouse->dev.relbit); - psmouse->name = "Wheel Mouse"; - } - -/* - * Do Logitech PS2++ / PS2T++ magic init. - */ - - if (psmouse->model == 97) { /* TouchPad 3 */ - - set_bit(REL_WHEEL, psmouse->dev.relbit); - set_bit(REL_HWHEEL, psmouse->dev.relbit); - - param[0] = 0x11; param[1] = 0x04; param[2] = 0x68; /* Unprotect RAM */ - psmouse_command(psmouse, param, 0x30d1); - param[0] = 0x11; param[1] = 0x05; param[2] = 0x0b; /* Enable features */ - psmouse_command(psmouse, param, 0x30d1); - param[0] = 0x11; param[1] = 0x09; param[2] = 0xc3; /* Enable PS2++ */ - psmouse_command(psmouse, param, 0x30d1); - - param[0] = 0; - if (!psmouse_command(psmouse, param, 0x13d1) && - param[0] == 0x06 && param[1] == 0x00 && param[2] == 0x14) - return PSMOUSE_PS2TPP; - - } else { - param[0] = param[1] = param[2] = 0; - - psmouse_ps2pp_cmd(psmouse, param, 0x39); /* Magic knock */ - psmouse_ps2pp_cmd(psmouse, param, 0xDB); - - if ((param[0] & 0x78) == 0x48 && (param[1] & 0xf3) == 0xc2 && - (param[2] & 3) == ((param[1] >> 2) & 3)) - return PSMOUSE_PS2PP; - } - } + int type = ps2pp_detect_model(psmouse); + if (type) + return type; } /* @@ -508,6 +396,31 @@ } /* + * Here we set the mouse resolution. + */ + +static void psmouse_set_resolution(struct psmouse *psmouse) +{ + unsigned char param[1]; + + if (psmouse->type == PSMOUSE_PS2PP && psmouse_resolution > 400) { + ps2pp_set_800dpi(psmouse); + return; + } + + if (!psmouse_resolution || psmouse_resolution >= 200) + param[0] = 3; + else if (psmouse_resolution >= 100) + param[0] = 2; + else if (psmouse_resolution >= 50) + param[0] = 1; + else if (psmouse_resolution) + param[0] = 0; + + psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); +} + +/* * psmouse_initialize() initializes the mouse to a sane state. */ @@ -519,7 +432,6 @@ * We set the mouse report rate to a highest possible value. * We try 100 first in case mouse fails to set 200. */ - param[0] = 100; psmouse_command(psmouse, param, PSMOUSE_CMD_SETRATE); @@ -530,8 +442,7 @@ * We also set the resolution and scaling. */ - param[0] = 3; - psmouse_command(psmouse, param, PSMOUSE_CMD_SETRES); + psmouse_set_resolution(psmouse); psmouse_command(psmouse, NULL, PSMOUSE_CMD_SETSCALE11); /* @@ -638,12 +549,28 @@ }; #ifndef MODULE -static int __init psmouse_setup(char *str) +static int __init psmouse_noext_setup(char *str) { psmouse_noext = 1; return 1; } -__setup("psmouse_noext", psmouse_setup); + +static int __init psmouse_resolution_setup(char *str) +{ + get_option(&str, &psmouse_resolution); + return 1; +} + +static int __init psmouse_smartscroll_setup(char *str) +{ + get_option(&str, &psmouse_smartscroll); + return 1; +} + +__setup("psmouse_noext", psmouse_noext_setup); +__setup("psmouse_res=", psmouse_resolution_setup); +__setup("psmouse_sms=", psmouse_smartscroll_setup); + #endif int __init psmouse_init(void) diff -Nru a/drivers/input/mouse/psmouse.h b/drivers/input/mouse/psmouse.h --- a/drivers/input/mouse/psmouse.h Sun Jun 15 10:36:20 2003 +++ b/drivers/input/mouse/psmouse.h Sun Jun 15 10:36:20 2003 @@ -46,4 +46,6 @@ int psmouse_command(struct psmouse *psmouse, unsigned char *param, int command); +extern int psmouse_smartscroll; + #endif /* _PSMOUSE_H */ diff -Nru a/include/linux/input.h b/include/linux/input.h --- a/include/linux/input.h Sun Jun 15 10:36:20 2003 +++ b/include/linux/input.h Sun Jun 15 10:36:20 2003 @@ -358,6 +358,7 @@ #define BTN_EXTRA 0x114 #define BTN_FORWARD 0x115 #define BTN_BACK 0x116 +#define BTN_TASK 0x117 #define BTN_JOYSTICK 0x120 #define BTN_TRIGGER 0x120
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