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From: Vojtech Pavlik <vojtech@suse.cz>
To: Eric Wong <eric@yhbt.net>
Cc: Vojtech Pavlik <vojtech@suse.cz>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Logitech PS/2++ updates
Date: Sun, 15 Jun 2003 10:39:08 +0200	[thread overview]
Message-ID: <20030615103908.B29763@ucw.cz> (raw)
In-Reply-To: <20030614233909.GA17706@BL4ST>; from eric@yhbt.net on Sat, Jun 14, 2003 at 04:39:09PM -0700

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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

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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
 
 /*

[-- Attachment #3: logitech-mx --]
[-- Type: text/plain, Size: 18281 bytes --]

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, &param, 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

  reply	other threads:[~2003-06-15  8:26 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-03-26  2:55 [PATCH] Logitech PS/2++ updates Eric Wong
2003-06-14 21:18 ` Vojtech Pavlik
2003-06-14 23:39   ` Eric Wong
2003-06-15  8:39     ` Vojtech Pavlik [this message]
2003-06-17 23:16       ` Eric Wong
2003-06-20  7:34         ` Vojtech Pavlik
2003-06-14 22:59 ` Vojtech Pavlik
2003-06-15  0:29   ` Eric Wong
2003-06-15  7:21     ` Vojtech Pavlik

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