Merge master.kernel.org:/pub/scm/linux/kernel/git/dtor/input

Documentation/kernel-parameters.txt

@@ -549,6 +549,7 @@ running once the system is up.
 			     keyboard and can not control its state
 			     (Don't attempt to blink the leds)
 	i8042.noaux	[HW] Don't check for auxiliary (== mouse) port
+	i8042.nokbd	[HW] Don't check/create keyboard port
 	i8042.nomux	[HW] Don't check presence of an active multiplexing
 			     controller
 	i8042.nopnp	[HW] Don't use ACPIPnP / PnPBIOS to discover KBD/AUX

drivers/input/evdev.c

@@ -322,7 +322,7 @@ static long evdev_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 			if (t < 0 || t >= dev->keycodemax || !dev->keycodesize) return -EINVAL;
 			if (get_user(v, ip + 1)) return -EFAULT;
 			if (v < 0 || v > KEY_MAX) return -EINVAL;
-			if (v >> (dev->keycodesize * 8)) return -EINVAL;
+			if (dev->keycodesize < sizeof(v) && (v >> (dev->keycodesize * 8))) return -EINVAL;
 			u = SET_INPUT_KEYCODE(dev, t, v);
 			clear_bit(u, dev->keybit);
 			set_bit(v, dev->keybit);

drivers/input/joystick/iforce/iforce-packets.c

@@ -249,9 +249,6 @@ void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data,
 
 int iforce_get_id_packet(struct iforce *iforce, char *packet)
 {
-	DECLARE_WAITQUEUE(wait, current);
-	int timeout = HZ; /* 1 second */
-
 	switch (iforce->bus) {
 
 	case IFORCE_USB:
@@ -260,22 +257,13 @@ int iforce_get_id_packet(struct iforce *iforce, char *packet)
 		iforce->cr.bRequest = packet[0];
 		iforce->ctrl->dev = iforce->usbdev;
 
-		set_current_state(TASK_INTERRUPTIBLE);
-		add_wait_queue(&iforce->wait, &wait);
-
-		if (usb_submit_urb(iforce->ctrl, GFP_ATOMIC)) {
-			set_current_state(TASK_RUNNING);
-			remove_wait_queue(&iforce->wait, &wait);
+		if (usb_submit_urb(iforce->ctrl, GFP_ATOMIC))
 			return -1;
-		}
 
-		while (timeout && iforce->ctrl->status == -EINPROGRESS)
-			timeout = schedule_timeout(timeout);
+		wait_event_interruptible_timeout(iforce->wait,
+			iforce->ctrl->status != -EINPROGRESS, HZ);
 
-		set_current_state(TASK_RUNNING);
-		remove_wait_queue(&iforce->wait, &wait);
-
-		if (!timeout) {
+		if (iforce->ctrl->status != -EINPROGRESS) {
 			usb_unlink_urb(iforce->ctrl);
 			return -1;
 		}
@@ -290,16 +278,10 @@ int iforce_get_id_packet(struct iforce *iforce, char *packet)
 		iforce->expect_packet = FF_CMD_QUERY;
 		iforce_send_packet(iforce, FF_CMD_QUERY, packet);
 
-		set_current_state(TASK_INTERRUPTIBLE);
-		add_wait_queue(&iforce->wait, &wait);
-
-		while (timeout && iforce->expect_packet)
-			timeout = schedule_timeout(timeout);
-
-		set_current_state(TASK_RUNNING);
-		remove_wait_queue(&iforce->wait, &wait);
+		wait_event_interruptible_timeout(iforce->wait,
+			!iforce->expect_packet, HZ);
 
-		if (!timeout) {
+		if (iforce->expect_packet) {
 			iforce->expect_packet = 0;
 			return -1;
 		}

drivers/input/joystick/iforce/iforce-usb.c

@@ -95,6 +95,7 @@ static void iforce_usb_irq(struct urb *urb, struct pt_regs *regs)
 		goto exit;
 	}
 
+	wake_up(&iforce->wait);
 	iforce_process_packet(iforce,
 		(iforce->data[0] << 8) | (urb->actual_length - 1), iforce->data + 1, regs);
 

drivers/input/keyboard/atkbd.c

@@ -208,6 +208,7 @@ struct atkbd {
 	unsigned char resend;
 	unsigned char release;
 	unsigned char bat_xl;
+	unsigned char err_xl;
 	unsigned int last;
 	unsigned long time;
 };
@@ -296,15 +297,18 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 		if (atkbd->emul ||
 		    !(code == ATKBD_RET_EMUL0 || code == ATKBD_RET_EMUL1 ||
 		      code == ATKBD_RET_HANGUEL || code == ATKBD_RET_HANJA ||
-		      code == ATKBD_RET_ERR ||
+		     (code == ATKBD_RET_ERR && !atkbd->err_xl) ||
 	             (code == ATKBD_RET_BAT && !atkbd->bat_xl))) {
 			atkbd->release = code >> 7;
 			code &= 0x7f;
 		}
 
-		if (!atkbd->emul &&
-		     (code & 0x7f) == (ATKBD_RET_BAT & 0x7f))
+		if (!atkbd->emul) {
+		     if ((code & 0x7f) == (ATKBD_RET_BAT & 0x7f))
 			atkbd->bat_xl = !atkbd->release;
+		     if ((code & 0x7f) == (ATKBD_RET_ERR & 0x7f))
+			atkbd->err_xl = !atkbd->release;
+		}
 	}
 
 	switch (code) {

drivers/input/keyboard/sunkbd.c

@@ -44,7 +44,7 @@ MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
 
 static unsigned char sunkbd_keycode[128] = {
-	  0,128,114,129,115, 59, 60, 68, 61, 87, 62, 88, 63,100, 64,  0,
+	  0,128,114,129,115, 59, 60, 68, 61, 87, 62, 88, 63,100, 64,112,
 	 65, 66, 67, 56,103,119, 99, 70,105,130,131,108,106,  1,  2,  3,
 	  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 41, 14,110,113, 98, 55,
 	116,132, 83,133,102, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25,

drivers/input/mouse/Makefile

@@ -15,4 +15,4 @@ obj-$(CONFIG_MOUSE_SERIAL)	+= sermouse.o
 obj-$(CONFIG_MOUSE_HIL)		+= hil_ptr.o
 obj-$(CONFIG_MOUSE_VSXXXAA)	+= vsxxxaa.o
 
-psmouse-objs  := psmouse-base.o alps.o logips2pp.o synaptics.o lifebook.o
+psmouse-objs  := psmouse-base.o alps.o logips2pp.o synaptics.o lifebook.o trackpoint.o

drivers/input/mouse/alps.c

@@ -170,7 +170,7 @@ static void alps_process_packet(struct psmouse *psmouse, struct pt_regs *regs)
 	input_report_key(dev, BTN_TOOL_FINGER, z > 0);
 
 	if (priv->i->flags & ALPS_WHEEL)
-		input_report_rel(dev, REL_WHEEL, ((packet[0] >> 4) & 0x07) | ((packet[2] >> 2) & 0x08));
+		input_report_rel(dev, REL_WHEEL, ((packet[2] << 1) & 0x08) - ((packet[0] >> 4) & 0x07));
 
 	if (priv->i->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) {
 		input_report_key(dev, BTN_FORWARD, forward);

drivers/input/mouse/logips2pp.c

@@ -150,12 +150,12 @@ static void ps2pp_set_smartscroll(struct psmouse *psmouse, unsigned int smartscr
 	ps2_command(ps2dev, param, PSMOUSE_CMD_SETRES);
 }
 
-static ssize_t psmouse_attr_show_smartscroll(struct psmouse *psmouse, char *buf)
+static ssize_t ps2pp_attr_show_smartscroll(struct psmouse *psmouse, void *data, char *buf)
 {
 	return sprintf(buf, "%d\n", psmouse->smartscroll ? 1 : 0);
 }
 
-static ssize_t psmouse_attr_set_smartscroll(struct psmouse *psmouse, const char *buf, size_t count)
+static ssize_t ps2pp_attr_set_smartscroll(struct psmouse *psmouse, void *data, const char *buf, size_t count)
 {
 	unsigned long value;
 	char *rest;
@@ -169,7 +169,8 @@ static ssize_t psmouse_attr_set_smartscroll(struct psmouse *psmouse, const char
 	return count;
 }
 
-PSMOUSE_DEFINE_ATTR(smartscroll);
+PSMOUSE_DEFINE_ATTR(smartscroll, S_IWUSR | S_IRUGO, NULL,
+			ps2pp_attr_show_smartscroll, ps2pp_attr_set_smartscroll);
 
 /*
  * Support 800 dpi resolution _only_ if the user wants it (there are good
@@ -194,7 +195,7 @@ static void ps2pp_set_resolution(struct psmouse *psmouse, unsigned int resolutio
 
 static void ps2pp_disconnect(struct psmouse *psmouse)
 {
-	device_remove_file(&psmouse->ps2dev.serio->dev, &psmouse_attr_smartscroll);
+	device_remove_file(&psmouse->ps2dev.serio->dev, &psmouse_attr_smartscroll.dattr);
 }
 
 static struct ps2pp_info *get_model_info(unsigned char model)
@@ -222,6 +223,7 @@ static struct ps2pp_info *get_model_info(unsigned char model)
 		{ 80,	PS2PP_KIND_WHEEL,	PS2PP_SIDE_BTN | PS2PP_WHEEL },
 		{ 81,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
 		{ 83,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
+		{ 86,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
 		{ 88,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
 		{ 96,	0,			0 },
 		{ 97,	PS2PP_KIND_TP3,		PS2PP_WHEEL | PS2PP_HWHEEL },
@@ -379,7 +381,8 @@ int ps2pp_init(struct psmouse *psmouse, int set_properties)
 				psmouse->set_resolution = ps2pp_set_resolution;
 				psmouse->disconnect = ps2pp_disconnect;
 
-				device_create_file(&psmouse->ps2dev.serio->dev, &psmouse_attr_smartscroll);
+				device_create_file(&psmouse->ps2dev.serio->dev,
+						   &psmouse_attr_smartscroll.dattr);
 			}
 		}
 

drivers/input/mouse/psmouse-base.c

@@ -25,6 +25,7 @@
 #include "logips2pp.h"
 #include "alps.h"
 #include "lifebook.h"
+#include "trackpoint.h"
 
 #define DRIVER_DESC	"PS/2 mouse driver"
 
@@ -57,10 +58,30 @@ static unsigned int psmouse_resetafter;
 module_param_named(resetafter, psmouse_resetafter, uint, 0644);
 MODULE_PARM_DESC(resetafter, "Reset device after so many bad packets (0 = never).");
 
-PSMOUSE_DEFINE_ATTR(protocol);
-PSMOUSE_DEFINE_ATTR(rate);
-PSMOUSE_DEFINE_ATTR(resolution);
-PSMOUSE_DEFINE_ATTR(resetafter);
+PSMOUSE_DEFINE_ATTR(protocol, S_IWUSR | S_IRUGO,
+			NULL,
+			psmouse_attr_show_protocol, psmouse_attr_set_protocol);
+PSMOUSE_DEFINE_ATTR(rate, S_IWUSR | S_IRUGO,
+			(void *) offsetof(struct psmouse, rate),
+			psmouse_show_int_attr, psmouse_attr_set_rate);
+PSMOUSE_DEFINE_ATTR(resolution, S_IWUSR | S_IRUGO,
+			(void *) offsetof(struct psmouse, resolution),
+			psmouse_show_int_attr, psmouse_attr_set_resolution);
+PSMOUSE_DEFINE_ATTR(resetafter, S_IWUSR | S_IRUGO,
+			(void *) offsetof(struct psmouse, resetafter),
+			psmouse_show_int_attr, psmouse_set_int_attr);
+
+static struct attribute *psmouse_attributes[] = {
+	&psmouse_attr_protocol.dattr.attr,
+	&psmouse_attr_rate.dattr.attr,
+	&psmouse_attr_resolution.dattr.attr,
+	&psmouse_attr_resetafter.dattr.attr,
+	NULL
+};
+
+static struct attribute_group psmouse_attribute_group = {
+	.attrs	= psmouse_attributes,
+};
 
 __obsolete_setup("psmouse_noext");
 __obsolete_setup("psmouse_resolution=");
@@ -519,6 +540,12 @@ static int psmouse_extensions(struct psmouse *psmouse,
 	if (max_proto >= PSMOUSE_IMPS && intellimouse_detect(psmouse, set_properties) == 0)
 		return PSMOUSE_IMPS;
 
+/*
+ * Try to initialize the IBM TrackPoint
+ */
+	if (max_proto > PSMOUSE_IMEX && trackpoint_detect(psmouse, set_properties) == 0)
+		return PSMOUSE_TRACKPOINT;
+
 /*
  * Okay, all failed, we have a standard mouse here. The number of the buttons
  * is still a question, though. We assume 3.
@@ -599,6 +626,12 @@ static struct psmouse_protocol psmouse_protocols[] = {
 		.alias		= "lifebook",
 		.init		= lifebook_init,
 	},
+	{
+		.type		= PSMOUSE_TRACKPOINT,
+		.name		= "TPPS/2",
+		.alias		= "trackpoint",
+		.detect		= trackpoint_detect,
+	},
 	{
 		.type		= PSMOUSE_AUTO,
 		.name		= "auto",
@@ -787,10 +820,7 @@ static void psmouse_disconnect(struct serio *serio)
 
 	psmouse = serio_get_drvdata(serio);
 
-	device_remove_file(&serio->dev, &psmouse_attr_protocol);
-	device_remove_file(&serio->dev, &psmouse_attr_rate);
-	device_remove_file(&serio->dev, &psmouse_attr_resolution);
-	device_remove_file(&serio->dev, &psmouse_attr_resetafter);
+	sysfs_remove_group(&serio->dev.kobj, &psmouse_attribute_group);
 
 	down(&psmouse_sem);
 
@@ -927,10 +957,7 @@ static int psmouse_connect(struct serio *serio, struct serio_driver *drv)
 	if (parent && parent->pt_activate)
 		parent->pt_activate(parent);
 
-	device_create_file(&serio->dev, &psmouse_attr_protocol);
-	device_create_file(&serio->dev, &psmouse_attr_rate);
-	device_create_file(&serio->dev, &psmouse_attr_resolution);
-	device_create_file(&serio->dev, &psmouse_attr_resetafter);
+	sysfs_create_group(&serio->dev.kobj, &psmouse_attribute_group);
 
 	psmouse_activate(psmouse);
 
@@ -1027,10 +1054,12 @@ static struct serio_driver psmouse_drv = {
 	.cleanup	= psmouse_cleanup,
 };
 
-ssize_t psmouse_attr_show_helper(struct device *dev, char *buf,
-				 ssize_t (*handler)(struct psmouse *, char *))
+ssize_t psmouse_attr_show_helper(struct device *dev, struct device_attribute *devattr,
+				 char *buf)
 {
 	struct serio *serio = to_serio_port(dev);
+	struct psmouse_attribute *attr = to_psmouse_attr(devattr);
+	struct psmouse *psmouse;
 	int retval;
 
 	retval = serio_pin_driver(serio);
@@ -1042,19 +1071,21 @@ ssize_t psmouse_attr_show_helper(struct device *dev, char *buf,
 		goto out;
 	}
 
-	retval = handler(serio_get_drvdata(serio), buf);
+	psmouse = serio_get_drvdata(serio);
+
+	retval = attr->show(psmouse, attr->data, buf);
 
 out:
 	serio_unpin_driver(serio);
 	return retval;
 }
 
-ssize_t psmouse_attr_set_helper(struct device *dev, const char *buf, size_t count,
-				ssize_t (*handler)(struct psmouse *, const char *, size_t))
+ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *devattr,
+				const char *buf, size_t count)
 {
 	struct serio *serio = to_serio_port(dev);
-	struct psmouse *psmouse = serio_get_drvdata(serio);
-	struct psmouse *parent = NULL;
+	struct psmouse_attribute *attr = to_psmouse_attr(devattr);
+	struct psmouse *psmouse, *parent = NULL;
 	int retval;
 
 	retval = serio_pin_driver(serio);
@@ -1070,6 +1101,8 @@ ssize_t psmouse_attr_set_helper(struct device *dev, const char *buf, size_t coun
 	if (retval)
 		goto out_unpin;
 
+	psmouse = serio_get_drvdata(serio);
+
 	if (psmouse->state == PSMOUSE_IGNORE) {
 		retval = -ENODEV;
 		goto out_up;
@@ -1082,7 +1115,7 @@ ssize_t psmouse_attr_set_helper(struct device *dev, const char *buf, size_t coun
 
 	psmouse_deactivate(psmouse);
 
-	retval = handler(psmouse, buf, count);
+	retval = attr->set(psmouse, attr->data, buf, count);
 
 	if (retval != -ENODEV)
 		psmouse_activate(psmouse);
@@ -1097,12 +1130,34 @@ ssize_t psmouse_attr_set_helper(struct device *dev, const char *buf, size_t coun
 	return retval;
 }
 
-static ssize_t psmouse_attr_show_protocol(struct psmouse *psmouse, char *buf)
+static ssize_t psmouse_show_int_attr(struct psmouse *psmouse, void *offset, char *buf)
+{
+	unsigned long *field = (unsigned long *)((char *)psmouse + (size_t)offset);
+
+	return sprintf(buf, "%lu\n", *field);
+}
+
+static ssize_t psmouse_set_int_attr(struct psmouse *psmouse, void *offset, const char *buf, size_t count)
+{
+	unsigned long *field = (unsigned long *)((char *)psmouse + (size_t)offset);
+	unsigned long value;
+	char *rest;
+
+	value = simple_strtoul(buf, &rest, 10);
+	if (*rest)
+		return -EINVAL;
+
+	*field = value;
+
+	return count;
+}
+
+static ssize_t psmouse_attr_show_protocol(struct psmouse *psmouse, void *data, char *buf)
 {
 	return sprintf(buf, "%s\n", psmouse_protocol_by_type(psmouse->type)->name);
 }
 
-static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, const char *buf, size_t count)
+static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, void *data, const char *buf, size_t count)
 {
 	struct serio *serio = psmouse->ps2dev.serio;
 	struct psmouse *parent = NULL;
@@ -1166,12 +1221,7 @@ static ssize_t psmouse_attr_set_protocol(struct psmouse *psmouse, const char *bu
 	return count;
 }
 
-static ssize_t psmouse_attr_show_rate(struct psmouse *psmouse, char *buf)
-{
-	return sprintf(buf, "%d\n", psmouse->rate);
-}
-
-static ssize_t psmouse_attr_set_rate(struct psmouse *psmouse, const char *buf, size_t count)
+static ssize_t psmouse_attr_set_rate(struct psmouse *psmouse, void *data, const char *buf, size_t count)
 {
 	unsigned long value;
 	char *rest;
@@ -1184,12 +1234,7 @@ static ssize_t psmouse_attr_set_rate(struct psmouse *psmouse, const char *buf, s
 	return count;
 }
 
-static ssize_t psmouse_attr_show_resolution(struct psmouse *psmouse, char *buf)
-{
-	return sprintf(buf, "%d\n", psmouse->resolution);
-}
-
-static ssize_t psmouse_attr_set_resolution(struct psmouse *psmouse, const char *buf, size_t count)
+static ssize_t psmouse_attr_set_resolution(struct psmouse *psmouse, void *data, const char *buf, size_t count)
 {
 	unsigned long value;
 	char *rest;
@@ -1202,23 +1247,6 @@ static ssize_t psmouse_attr_set_resolution(struct psmouse *psmouse, const char *
 	return count;
 }
 
-static ssize_t psmouse_attr_show_resetafter(struct psmouse *psmouse, char *buf)
-{
-	return sprintf(buf, "%d\n", psmouse->resetafter);
-}
-
-static ssize_t psmouse_attr_set_resetafter(struct psmouse *psmouse, const char *buf, size_t count)
-{
-	unsigned long value;
-	char *rest;
-
-	value = simple_strtoul(buf, &rest, 10);
-	if (*rest)
-		return -EINVAL;
-
-	psmouse->resetafter = value;
-	return count;
-}
 
 static int psmouse_set_maxproto(const char *val, struct kernel_param *kp)
 {
@@ -1234,7 +1262,7 @@ static int psmouse_set_maxproto(const char *val, struct kernel_param *kp)
 
 	*((unsigned int *)kp->arg) = proto->type;
 
-	return 0;					\
+	return 0;
 }
 
 static int psmouse_get_maxproto(char *buffer, struct kernel_param *kp)

drivers/input/mouse/psmouse.h

@@ -78,6 +78,7 @@ enum psmouse_type {
 	PSMOUSE_SYNAPTICS,
 	PSMOUSE_ALPS,
 	PSMOUSE_LIFEBOOK,
+	PSMOUSE_TRACKPOINT,
 	PSMOUSE_AUTO		/* This one should always be last */
 };
 
@@ -85,24 +86,37 @@ int psmouse_sliced_command(struct psmouse *psmouse, unsigned char command);
 int psmouse_reset(struct psmouse *psmouse);
 void psmouse_set_resolution(struct psmouse *psmouse, unsigned int resolution);
 
-ssize_t psmouse_attr_show_helper(struct device *dev, char *buf,
-			ssize_t (*handler)(struct psmouse *, char *));
-ssize_t psmouse_attr_set_helper(struct device *dev, const char *buf, size_t count,
-			ssize_t (*handler)(struct psmouse *, const char *, size_t));
-
-#define PSMOUSE_DEFINE_ATTR(_name)						\
-static ssize_t psmouse_attr_show_##_name(struct psmouse *, char *);		\
-static ssize_t psmouse_attr_set_##_name(struct psmouse *, const char *, size_t);\
-static ssize_t psmouse_do_show_##_name(struct device *d, struct device_attribute *attr, char *b)		\
-{										\
-	return psmouse_attr_show_helper(d, b, psmouse_attr_show_##_name);	\
-}										\
-static ssize_t psmouse_do_set_##_name(struct device *d, struct device_attribute *attr, const char *b, size_t s)\
-{										\
-	return psmouse_attr_set_helper(d, b, s, psmouse_attr_set_##_name);	\
-}										\
-static struct device_attribute psmouse_attr_##_name =				\
-	__ATTR(_name, S_IWUSR | S_IRUGO,					\
-		psmouse_do_show_##_name, psmouse_do_set_##_name);
+
+struct psmouse_attribute {
+	struct device_attribute dattr;
+	void *data;
+	ssize_t (*show)(struct psmouse *psmouse, void *data, char *buf);
+	ssize_t (*set)(struct psmouse *psmouse, void *data,
+			const char *buf, size_t count);
+};
+#define to_psmouse_attr(a)	container_of((a), struct psmouse_attribute, dattr)
+
+ssize_t psmouse_attr_show_helper(struct device *dev, struct device_attribute *attr,
+				 char *buf);
+ssize_t psmouse_attr_set_helper(struct device *dev, struct device_attribute *attr,
+				const char *buf, size_t count);
+
+#define PSMOUSE_DEFINE_ATTR(_name, _mode, _data, _show, _set)			\
+static ssize_t _show(struct psmouse *, void *data, char *);			\
+static ssize_t _set(struct psmouse *, void *data, const char *, size_t);	\
+static struct psmouse_attribute psmouse_attr_##_name = {			\
+	.dattr	= {								\
+		.attr	= {							\
+			.name	= __stringify(_name),				\
+			.mode	= _mode,					\
+			.owner	= THIS_MODULE,					\
+		},								\
+		.show	= psmouse_attr_show_helper,				\
+		.store	= psmouse_attr_set_helper,				\
+	},									\
+	.data	= _data,							\
+	.show	= _show,							\
+	.set	= _set,								\
+}
 
 #endif /* _PSMOUSE_H */

drivers/input/mouse/trackpoint.c

+/*
+ * Stephen Evanchik <evanchsa@gmail.com>
+ *
+ * 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/delay.h>
+#include <linux/serio.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/input.h>
+#include <linux/libps2.h>
+#include <linux/proc_fs.h>
+#include <asm/uaccess.h>
+#include "psmouse.h"
+#include "trackpoint.h"
+
+/*
+ * Device IO: read, write and toggle bit
+ */
+static int trackpoint_read(struct ps2dev *ps2dev, unsigned char loc, unsigned char *results)
+{
+	if (ps2_command(ps2dev, NULL, MAKE_PS2_CMD(0, 0, TP_COMMAND)) ||
+	    ps2_command(ps2dev, results, MAKE_PS2_CMD(0, 1, loc))) {
+		return -1;
+	}
+
+	return 0;
+}
+
+static int trackpoint_write(struct ps2dev *ps2dev, unsigned char loc, unsigned char val)
+{
+	if (ps2_command(ps2dev, NULL, MAKE_PS2_CMD(0, 0, TP_COMMAND)) ||
+	    ps2_command(ps2dev, NULL, MAKE_PS2_CMD(0, 0, TP_WRITE_MEM)) ||
+	    ps2_command(ps2dev, NULL, MAKE_PS2_CMD(0, 0, loc)) ||
+	    ps2_command(ps2dev, NULL, MAKE_PS2_CMD(0, 0, val))) {
+		return -1;
+	}
+
+	return 0;
+}
+
+static int trackpoint_toggle_bit(struct ps2dev *ps2dev, unsigned char loc, unsigned char mask)
+{
+	/* Bad things will happen if the loc param isn't in this range */
+	if (loc < 0x20 || loc >= 0x2F)
+		return -1;
+
+	if (ps2_command(ps2dev, NULL, MAKE_PS2_CMD(0, 0, TP_COMMAND)) ||
+	    ps2_command(ps2dev, NULL, MAKE_PS2_CMD(0, 0, TP_TOGGLE)) ||
+	    ps2_command(ps2dev, NULL, MAKE_PS2_CMD(0, 0, loc)) ||
+	    ps2_command(ps2dev, NULL, MAKE_PS2_CMD(0, 0, mask))) {
+		return -1;
+	}
+
+	return 0;
+}
+
+
+/*
+ * Trackpoint-specific attributes
+ */
+struct trackpoint_attr_data {
+	size_t field_offset;
+	unsigned char command;
+	unsigned char mask;
+};
+
+static ssize_t trackpoint_show_int_attr(struct psmouse *psmouse, void *data, char *buf)
+{
+	struct trackpoint_data *tp = psmouse->private;
+	struct trackpoint_attr_data *attr = data;
+	unsigned char *field = (unsigned char *)((char *)tp + attr->field_offset);
+
+	return sprintf(buf, "%u\n", *field);
+}
+
+static ssize_t trackpoint_set_int_attr(struct psmouse *psmouse, void *data,
+					const char *buf, size_t count)
+{
+	struct trackpoint_data *tp = psmouse->private;
+	struct trackpoint_attr_data *attr = data;
+	unsigned char *field = (unsigned char *)((char *)tp + attr->field_offset);
+	unsigned long value;
+	char *rest;
+
+	value = simple_strtoul(buf, &rest, 10);
+	if (*rest || value > 255)
+		return -EINVAL;
+
+	*field = value;
+	trackpoint_write(&psmouse->ps2dev, attr->command, value);
+
+	return count;
+}
+
+#define TRACKPOINT_INT_ATTR(_name, _command)					\
+	static struct trackpoint_attr_data trackpoint_attr_##_name = {		\
+		.field_offset = offsetof(struct trackpoint_data, _name),	\
+		.command = _command,						\
+	};									\
+	PSMOUSE_DEFINE_ATTR(_name, S_IWUSR | S_IRUGO,				\
+			    &trackpoint_attr_##_name,				\
+			    trackpoint_show_int_attr, trackpoint_set_int_attr)
+
+static ssize_t trackpoint_set_bit_attr(struct psmouse *psmouse, void *data,
+					const char *buf, size_t count)
+{
+	struct trackpoint_data *tp = psmouse->private;
+	struct trackpoint_attr_data *attr = data;
+	unsigned char *field = (unsigned char *)((char *)tp + attr->field_offset);
+	unsigned long value;
+	char *rest;
+
+	value = simple_strtoul(buf, &rest, 10);
+	if (*rest || value > 1)
+		return -EINVAL;
+
+	if (*field != value) {
+		*field = value;
+		trackpoint_toggle_bit(&psmouse->ps2dev, attr->command, attr->mask);
+	}
+
+	return count;
+}
+
+
+#define TRACKPOINT_BIT_ATTR(_name, _command, _mask)				\
+	static struct trackpoint_attr_data trackpoint_attr_##_name = {		\
+		.field_offset	= offsetof(struct trackpoint_data, _name),	\
+		.command	= _command,					\
+		.mask		= _mask,					\
+	};									\
+	PSMOUSE_DEFINE_ATTR(_name, S_IWUSR | S_IRUGO,				\
+			    &trackpoint_attr_##_name,				\
+			    trackpoint_show_int_attr, trackpoint_set_bit_attr)
+
+TRACKPOINT_INT_ATTR(sensitivity, TP_SENS);
+TRACKPOINT_INT_ATTR(speed, TP_SPEED);
+TRACKPOINT_INT_ATTR(inertia, TP_INERTIA);
+TRACKPOINT_INT_ATTR(reach, TP_REACH);
+TRACKPOINT_INT_ATTR(draghys, TP_DRAGHYS);
+TRACKPOINT_INT_ATTR(mindrag, TP_MINDRAG);
+TRACKPOINT_INT_ATTR(thresh, TP_THRESH);
+TRACKPOINT_INT_ATTR(upthresh, TP_UP_THRESH);
+TRACKPOINT_INT_ATTR(ztime, TP_Z_TIME);
+TRACKPOINT_INT_ATTR(jenks, TP_JENKS_CURV);
+
+TRACKPOINT_BIT_ATTR(press_to_select, TP_TOGGLE_PTSON, TP_MASK_PTSON);
+TRACKPOINT_BIT_ATTR(skipback, TP_TOGGLE_SKIPBACK, TP_MASK_SKIPBACK);
+TRACKPOINT_BIT_ATTR(ext_dev, TP_TOGGLE_EXT_DEV, TP_MASK_EXT_DEV);
+
+static struct attribute *trackpoint_attrs[] = {
+	&psmouse_attr_sensitivity.dattr.attr,
+	&psmouse_attr_speed.dattr.attr,
+	&psmouse_attr_inertia.dattr.attr,
+	&psmouse_attr_reach.dattr.attr,
+	&psmouse_attr_draghys.dattr.attr,
+	&psmouse_attr_mindrag.dattr.attr,
+	&psmouse_attr_thresh.dattr.attr,
+	&psmouse_attr_upthresh.dattr.attr,
+	&psmouse_attr_ztime.dattr.attr,
+	&psmouse_attr_jenks.dattr.attr,
+	&psmouse_attr_press_to_select.dattr.attr,
+	&psmouse_attr_skipback.dattr.attr,
+	&psmouse_attr_ext_dev.dattr.attr,
+	NULL
+};
+
+static struct attribute_group trackpoint_attr_group = {
+	.attrs = trackpoint_attrs,
+};
+
+static void trackpoint_disconnect(struct psmouse *psmouse)
+{
+	sysfs_remove_group(&psmouse->ps2dev.serio->dev.kobj, &trackpoint_attr_group);
+
+	kfree(psmouse->private);
+	psmouse->private = NULL;
+}
+
+static int trackpoint_sync(struct psmouse *psmouse)
+{
+	unsigned char toggle;
+	struct trackpoint_data *tp = psmouse->private;
+
+	if (!tp)
+		return -1;
+
+	/* Disable features that may make device unusable with this driver */
+	trackpoint_read(&psmouse->ps2dev, TP_TOGGLE_TWOHAND, &toggle);
+	if (toggle & TP_MASK_TWOHAND)
+		trackpoint_toggle_bit(&psmouse->ps2dev, TP_TOGGLE_TWOHAND, TP_MASK_TWOHAND);
+
+	trackpoint_read(&psmouse->ps2dev, TP_TOGGLE_SOURCE_TAG, &toggle);
+	if (toggle & TP_MASK_SOURCE_TAG)
+		trackpoint_toggle_bit(&psmouse->ps2dev, TP_TOGGLE_SOURCE_TAG, TP_MASK_SOURCE_TAG);
+
+	trackpoint_read(&psmouse->ps2dev, TP_TOGGLE_MB, &toggle);
+	if (toggle & TP_MASK_MB)
+		trackpoint_toggle_bit(&psmouse->ps2dev, TP_TOGGLE_MB, TP_MASK_MB);
+
+	/* Push the config to the device */
+	trackpoint_write(&psmouse->ps2dev, TP_SENS, tp->sensitivity);
+	trackpoint_write(&psmouse->ps2dev, TP_INERTIA, tp->inertia);
+	trackpoint_write(&psmouse->ps2dev, TP_SPEED, tp->speed);
+
+	trackpoint_write(&psmouse->ps2dev, TP_REACH, tp->reach);
+	trackpoint_write(&psmouse->ps2dev, TP_DRAGHYS, tp->draghys);
+	trackpoint_write(&psmouse->ps2dev, TP_MINDRAG, tp->mindrag);
+
+	trackpoint_write(&psmouse->ps2dev, TP_THRESH, tp->thresh);
+	trackpoint_write(&psmouse->ps2dev, TP_UP_THRESH, tp->upthresh);
+
+	trackpoint_write(&psmouse->ps2dev, TP_Z_TIME, tp->ztime);
+	trackpoint_write(&psmouse->ps2dev, TP_JENKS_CURV, tp->jenks);
+
+	trackpoint_read(&psmouse->ps2dev, TP_TOGGLE_PTSON, &toggle);
+	if (((toggle & TP_MASK_PTSON) == TP_MASK_PTSON) != tp->press_to_select)
+		 trackpoint_toggle_bit(&psmouse->ps2dev, TP_TOGGLE_PTSON, TP_MASK_PTSON);
+
+	trackpoint_read(&psmouse->ps2dev, TP_TOGGLE_SKIPBACK, &toggle);
+	if (((toggle & TP_MASK_SKIPBACK) == TP_MASK_SKIPBACK) != tp->skipback)
+		trackpoint_toggle_bit(&psmouse->ps2dev, TP_TOGGLE_SKIPBACK, TP_MASK_SKIPBACK);
+
+	trackpoint_read(&psmouse->ps2dev, TP_TOGGLE_EXT_DEV, &toggle);
+	if (((toggle & TP_MASK_EXT_DEV) == TP_MASK_EXT_DEV) != tp->ext_dev)
+		trackpoint_toggle_bit(&psmouse->ps2dev, TP_TOGGLE_EXT_DEV, TP_MASK_EXT_DEV);
+
+	return 0;
+}
+
+static void trackpoint_defaults(struct trackpoint_data *tp)
+{
+	tp->press_to_select = TP_DEF_PTSON;
+	tp->sensitivity = TP_DEF_SENS;
+	tp->speed = TP_DEF_SPEED;
+	tp->reach = TP_DEF_REACH;
+
+	tp->draghys = TP_DEF_DRAGHYS;
+	tp->mindrag = TP_DEF_MINDRAG;
+
+	tp->thresh = TP_DEF_THRESH;
+	tp->upthresh = TP_DEF_UP_THRESH;
+
+	tp->ztime = TP_DEF_Z_TIME;
+	tp->jenks = TP_DEF_JENKS_CURV;
+
+	tp->inertia = TP_DEF_INERTIA;
+	tp->skipback = TP_DEF_SKIPBACK;
+	tp->ext_dev = TP_DEF_EXT_DEV;
+}
+
+int trackpoint_detect(struct psmouse *psmouse, int set_properties)
+{
+	struct trackpoint_data *priv;
+	struct ps2dev *ps2dev = &psmouse->ps2dev;
+	unsigned char firmware_id;
+	unsigned char button_info;
+	unsigned char param[2];
+
+	param[0] = param[1] = 0;
+
+	if (ps2_command(ps2dev, param, MAKE_PS2_CMD(0, 2, TP_READ_ID)))
+		return -1;
+
+	if (param[0] != TP_MAGIC_IDENT)
+		return -1;
+
+	if (!set_properties)
+		return 0;
+
+	firmware_id = param[1];
+
+	if (trackpoint_read(&psmouse->ps2dev, TP_EXT_BTN, &button_info)) {
+		printk(KERN_WARNING "trackpoint.c: failed to get extended button data\n");
+		button_info = 0;
+	}
+
+	psmouse->private = priv = kcalloc(1, sizeof(struct trackpoint_data), GFP_KERNEL);
+	if (!priv)
+		return -1;
+
+	psmouse->vendor = "IBM";
+	psmouse->name = "TrackPoint";
+
+	psmouse->reconnect = trackpoint_sync;
+	psmouse->disconnect = trackpoint_disconnect;
+
+	trackpoint_defaults(priv);
+	trackpoint_sync(psmouse);
+
+	sysfs_create_group(&ps2dev->serio->dev.kobj, &trackpoint_attr_group);
+
+	printk(KERN_INFO "IBM TrackPoint firmware: 0x%02x, buttons: %d/%d\n",
+		firmware_id, (button_info & 0xf0) >> 4, button_info & 0x0f);
+
+	return 0;
+}
+

drivers/input/mouse/trackpoint.h

+/*
+ * IBM TrackPoint PS/2 mouse driver
+ *
+ * Stephen Evanchik <evanchsa@gmail.com>
+ *
+ * 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 _TRACKPOINT_H
+#define _TRACKPOINT_H
+
+/*
+ * These constants are from the TrackPoint System
+ * Engineering documentation Version 4 from IBM Watson
+ * research:
+ *	http://wwwcssrv.almaden.ibm.com/trackpoint/download.html
+ */
+
+#define TP_COMMAND		0xE2	/* Commands start with this */
+
+#define TP_READ_ID		0xE1	/* Sent for device identification */
+#define TP_MAGIC_IDENT		0x01	/* Sent after a TP_READ_ID followed */
+					/* by the firmware ID */
+
+
+/*
+ * Commands
+ */
+#define TP_RECALIB		0x51	/* Recalibrate */
+#define TP_POWER_DOWN		0x44	/* Can only be undone through HW reset */
+#define TP_EXT_DEV		0x21	/* Determines if external device is connected (RO) */
+#define TP_EXT_BTN		0x4B	/* Read extended button status */
+#define TP_POR			0x7F	/* Execute Power on Reset */
+#define TP_POR_RESULTS		0x25	/* Read Power on Self test results */
+#define TP_DISABLE_EXT		0x40	/* Disable external pointing device */
+#define TP_ENABLE_EXT		0x41	/* Enable external pointing device */
+
+/*
+ * Mode manipulation
+ */
+#define TP_SET_SOFT_TRANS	0x4E	/* Set mode */
+#define TP_CANCEL_SOFT_TRANS	0xB9	/* Cancel mode */
+#define TP_SET_HARD_TRANS	0x45	/* Mode can only be set */
+
+
+/*
+ * Register oriented commands/properties
+ */
+#define TP_WRITE_MEM		0x81
+#define TP_READ_MEM		0x80	/* Not used in this implementation */
+
+/*
+* RAM Locations for properties
+ */
+#define TP_SENS			0x4A	/* Sensitivity */
+#define TP_MB			0x4C	/* Read Middle Button Status (RO) */
+#define TP_INERTIA		0x4D	/* Negative Inertia */
+#define TP_SPEED		0x60	/* Speed of TP Cursor */
+#define TP_REACH		0x57	/* Backup for Z-axis press */
+#define TP_DRAGHYS		0x58	/* Drag Hysteresis */
+					/* (how hard it is to drag */
+					/* with Z-axis pressed) */
+
+#define TP_MINDRAG		0x59	/* Minimum amount of force needed */
+					/* to trigger dragging */
+
+#define TP_THRESH		0x5C	/* Minimum value for a Z-axis press */
+#define TP_UP_THRESH		0x5A	/* Used to generate a 'click' on Z-axis */
+#define TP_Z_TIME		0x5E	/* How sharp of a press */
+#define TP_JENKS_CURV		0x5D	/* Minimum curvature for double click */
+
+/*
+ * Toggling Flag bits
+ */
+#define TP_TOGGLE		0x47	/* Toggle command */
+
+#define TP_TOGGLE_MB		0x23	/* Disable/Enable Middle Button */
+#define TP_MASK_MB			0x01
+#define TP_TOGGLE_EXT_DEV	0x23	/* Toggle external device */
+#define TP_MASK_EXT_DEV			0x02
+#define TP_TOGGLE_DRIFT		0x23	/* Drift Correction */
+#define TP_MASK_DRIFT			0x80
+#define TP_TOGGLE_BURST		0x28	/* Burst Mode */
+#define TP_MASK_BURST			0x80
+#define TP_TOGGLE_PTSON		0x2C	/* Press to Select */
+#define TP_MASK_PTSON			0x01
+#define TP_TOGGLE_HARD_TRANS	0x2C	/* Alternate method to set Hard Transparency */
+#define TP_MASK_HARD_TRANS		0x80
+#define TP_TOGGLE_TWOHAND	0x2D	/* Two handed */
+#define TP_MASK_TWOHAND			0x01
+#define TP_TOGGLE_STICKY_TWO	0x2D	/* Sticky two handed */
+#define TP_MASK_STICKY_TWO		0x04
+#define TP_TOGGLE_SKIPBACK	0x2D	/* Suppress movement after drag release */
+#define TP_MASK_SKIPBACK		0x08
+#define TP_TOGGLE_SOURCE_TAG	0x20	/* Bit 3 of the first packet will be set to
+					   to the origin of the packet (external or TP) */
+#define TP_MASK_SOURCE_TAG		0x80
+#define TP_TOGGLE_EXT_TAG	0x22	/* Bit 3 of the first packet coming from the
+					   external device will be forced to 1 */
+#define TP_MASK_EXT_TAG			0x04
+
+
+/* Power on Self Test Results */
+#define TP_POR_SUCCESS		0x3B
+
+/*
+ * Default power on values
+ */
+#define TP_DEF_SENS		0x80
+#define TP_DEF_INERTIA		0x06
+#define TP_DEF_SPEED		0x61
+#define TP_DEF_REACH		0x0A
+
+#define TP_DEF_DRAGHYS		0xFF
+#define TP_DEF_MINDRAG		0x14
+
+#define TP_DEF_THRESH		0x08
+#define TP_DEF_UP_THRESH	0xFF
+#define TP_DEF_Z_TIME		0x26
+#define TP_DEF_JENKS_CURV	0x87
+
+/* Toggles */
+#define TP_DEF_MB		0x00
+#define TP_DEF_PTSON		0x00
+#define TP_DEF_SKIPBACK		0x00
+#define TP_DEF_EXT_DEV		0x01
+
+#define MAKE_PS2_CMD(params, results, cmd) ((params<<12) | (results<<8) | (cmd))
+
+struct trackpoint_data
+{
+	unsigned char sensitivity, speed, inertia, reach;
+	unsigned char draghys, mindrag;
+	unsigned char thresh, upthresh;
+	unsigned char ztime, jenks;
+
+	unsigned char press_to_select;
+	unsigned char skipback;
+
+	unsigned char ext_dev;
+};
+
+extern int trackpoint_detect(struct psmouse *psmouse, int set_properties);
+
+#endif /* _TRACKPOINT_H */

drivers/input/serio/i8042-io.h

@@ -69,16 +69,16 @@ static inline int i8042_platform_init(void)
  */
 #if !defined(__sh__) && !defined(__alpha__) && !defined(__mips__) && !defined(CONFIG_PPC64)
 	if (!request_region(I8042_DATA_REG, 16, "i8042"))
-		return -1;
+		return -EBUSY;
 #endif
 
         i8042_reset = 1;
 
 #if defined(CONFIG_PPC64)
 	if (check_legacy_ioport(I8042_DATA_REG))
-		return -1;
+		return -EBUSY;
 	if (!request_region(I8042_DATA_REG, 16, "i8042"))
-		return -1;
+		return -EBUSY;
 #endif
 	return 0;
 }

drivers/input/serio/i8042-ip22io.h

@@ -58,7 +58,7 @@ static inline int i8042_platform_init(void)
 #if 0
 	/* XXX sgi_kh is a virtual address */
 	if (!request_mem_region(sgi_kh, sizeof(struct hpc_keyb), "i8042"))
-		return 1;
+		return -EBUSY;
 #endif
 
 	i8042_reset = 1;

drivers/input/serio/i8042-jazzio.h

@@ -53,7 +53,7 @@ static inline int i8042_platform_init(void)
 #if 0
 	/* XXX JAZZ_KEYBOARD_ADDRESS is a virtual address */
 	if (!request_mem_region(JAZZ_KEYBOARD_ADDRESS, 2, "i8042"))
-		return 1;
+		return -EBUSY;
 #endif
 
 	return 0;

drivers/input/serio/i8042-sparcio.h

@@ -48,10 +48,10 @@ static inline void i8042_write_command(int val)
 #define OBP_PS2MS_NAME1		"kdmouse"
 #define OBP_PS2MS_NAME2		"mouse"
 
-static int i8042_platform_init(void)
+static int __init i8042_platform_init(void)
 {
 #ifndef CONFIG_PCI
-	return -1;
+	return -ENODEV;
 #else
 	char prop[128];
 	int len;
@@ -59,14 +59,14 @@ static int i8042_platform_init(void)
 	len = prom_getproperty(prom_root_node, "name", prop, sizeof(prop));
 	if (len < 0) {
 		printk("i8042: Cannot get name property of root OBP node.\n");
-		return -1;
+		return -ENODEV;
 	}
 	if (strncmp(prop, "SUNW,JavaStation-1", len) == 0) {
 		/* Hardcoded values for MrCoffee.  */
 		i8042_kbd_irq = i8042_aux_irq = 13 | 0x20;
 		kbd_iobase = ioremap(0x71300060, 8);
 		if (!kbd_iobase)
-			return -1;
+			return -ENODEV;
 	} else {
 		struct linux_ebus *ebus;
 		struct linux_ebus_device *edev;
@@ -78,7 +78,7 @@ static int i8042_platform_init(void)
 					goto edev_found;
 			}
 		}
-		return -1;
+		return -ENODEV;
 
 	edev_found:
 		for_each_edevchild(edev, child) {
@@ -96,7 +96,7 @@ static int i8042_platform_init(void)
 		    i8042_aux_irq == -1) {
 			printk("i8042: Error, 8042 device lacks both kbd and "
 			       "mouse nodes.\n");
-			return -1;
+			return -ENODEV;
 		}
 	}
 

drivers/input/serio/i8042-x86ia64io.h

@@ -137,6 +137,13 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK T3010"),
 		},
 	},
+	{
+		.ident = "Fujitsu-Siemens Lifebook E4010",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "LIFEBOOK E4010"),
+		},
+	},
 	{
 		.ident = "Toshiba P10",
 		.matches = {
@@ -256,9 +263,10 @@ static void i8042_pnp_exit(void)
 	}
 }
 
-static int i8042_pnp_init(void)
+static int __init i8042_pnp_init(void)
 {
-	int result_kbd, result_aux;
+	int result_kbd = 0, result_aux = 0;
+	char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
 
 	if (i8042_nopnp) {
 		printk(KERN_INFO "i8042: PNP detection disabled\n");
@@ -267,6 +275,7 @@ static int i8042_pnp_init(void)
 
 	if ((result_kbd = pnp_register_driver(&i8042_pnp_kbd_driver)) >= 0)
 		i8042_pnp_kbd_registered = 1;
+
 	if ((result_aux = pnp_register_driver(&i8042_pnp_aux_driver)) >= 0)
 		i8042_pnp_aux_registered = 1;
 
@@ -280,6 +289,27 @@ static int i8042_pnp_init(void)
 #endif
 	}
 
+	if (result_kbd > 0)
+		snprintf(kbd_irq_str, sizeof(kbd_irq_str),
+			"%d", i8042_pnp_kbd_irq);
+	if (result_aux > 0)
+		snprintf(aux_irq_str, sizeof(aux_irq_str),
+			"%d", i8042_pnp_aux_irq);
+
+	printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %s%s%s\n",
+		i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "",
+		i8042_pnp_aux_name,
+		i8042_pnp_data_reg, i8042_pnp_command_reg,
+		kbd_irq_str, (result_kbd > 0 && result_aux > 0) ? "," : "",
+		aux_irq_str);
+
+#if defined(__ia64__)
+	if (result_kbd <= 0)
+		i8042_nokbd = 1;
+	if (result_aux <= 0)
+		i8042_noaux = 1;
+#endif
+
 	if (((i8042_pnp_data_reg & ~0xf) == (i8042_data_reg & ~0xf) &&
 	      i8042_pnp_data_reg != i8042_data_reg) || !i8042_pnp_data_reg) {
 		printk(KERN_WARNING "PNP: PS/2 controller has invalid data port %#x; using default %#x\n",
@@ -294,53 +324,47 @@ static int i8042_pnp_init(void)
 		i8042_pnp_command_reg = i8042_command_reg;
 	}
 
-	if (!i8042_pnp_kbd_irq) {
-		printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %#x\n", i8042_kbd_irq);
+	if (!i8042_nokbd && !i8042_pnp_kbd_irq) {
+		printk(KERN_WARNING "PNP: PS/2 controller doesn't have KBD irq; using default %d\n", i8042_kbd_irq);
 		i8042_pnp_kbd_irq = i8042_kbd_irq;
 	}
 
-	if (!i8042_pnp_aux_irq) {
-		printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %#x\n", i8042_aux_irq);
+	if (!i8042_noaux && !i8042_pnp_aux_irq) {
+		printk(KERN_WARNING "PNP: PS/2 controller doesn't have AUX irq; using default %d\n", i8042_aux_irq);
 		i8042_pnp_aux_irq = i8042_aux_irq;
 	}
 
-#if defined(__ia64__)
-	if (result_aux <= 0)
-		i8042_noaux = 1;
-#endif
-
 	i8042_data_reg = i8042_pnp_data_reg;
 	i8042_command_reg = i8042_pnp_command_reg;
 	i8042_kbd_irq = i8042_pnp_kbd_irq;
 	i8042_aux_irq = i8042_pnp_aux_irq;
 
-	printk(KERN_INFO "PNP: PS/2 Controller [%s%s%s] at %#x,%#x irq %d%s%d\n",
-		i8042_pnp_kbd_name, (result_kbd > 0 && result_aux > 0) ? "," : "", i8042_pnp_aux_name,
-		i8042_data_reg, i8042_command_reg, i8042_kbd_irq,
-		(result_aux > 0) ? "," : "", i8042_aux_irq);
-
 	return 0;
 }
 
+#else
+static inline int i8042_pnp_init(void) { return 0; }
+static inline void i8042_pnp_exit(void) { }
 #endif
 
-static inline int i8042_platform_init(void)
+static int __init i8042_platform_init(void)
 {
+	int retval;
+
 /*
  * On ix86 platforms touching the i8042 data register region can do really
  * bad things. Because of this the region is always reserved on ix86 boxes.
  *
  *	if (!request_region(I8042_DATA_REG, 16, "i8042"))
- *		return -1;
+ *		return -EBUSY;
  */
 
 	i8042_kbd_irq = I8042_MAP_IRQ(1);
 	i8042_aux_irq = I8042_MAP_IRQ(12);
 
-#ifdef CONFIG_PNP
-	if (i8042_pnp_init())
-		return -1;
-#endif
+	retval = i8042_pnp_init();
+	if (retval)
+		return retval;
 
 #if defined(__ia64__)
         i8042_reset = 1;
@@ -354,14 +378,12 @@ static inline int i8042_platform_init(void)
 		i8042_nomux = 1;
 #endif
 
-	return 0;
+	return retval;
 }
 
 static inline void i8042_platform_exit(void)
 {
-#ifdef CONFIG_PNP
 	i8042_pnp_exit();
-#endif
 }
 
 #endif /* _I8042_X86IA64IO_H */

drivers/input/serio/i8042.c

@@ -27,6 +27,10 @@ MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>");
 MODULE_DESCRIPTION("i8042 keyboard and mouse controller driver");
 MODULE_LICENSE("GPL");
 
+static unsigned int i8042_nokbd;
+module_param_named(nokbd, i8042_nokbd, bool, 0);
+MODULE_PARM_DESC(nokbd, "Do not probe or use KBD port.");
+
 static unsigned int i8042_noaux;
 module_param_named(noaux, i8042_noaux, bool, 0);
 MODULE_PARM_DESC(noaux, "Do not probe or use AUX (mouse) port.");
@@ -338,10 +342,10 @@ static int i8042_open(struct serio *serio)
 
 	return 0;
 
-activate_fail:
+ activate_fail:
 	free_irq(port->irq, i8042_request_irq_cookie);
 
-irq_fail:
+ irq_fail:
 	serio_unregister_port_delayed(serio);
 
 	return -1;
@@ -485,7 +489,7 @@ static irqreturn_t i8042_interrupt(int irq, void *dev_id, struct pt_regs *regs)
 		serio_interrupt(port->serio, data, dfl, regs);
 
 	ret = 1;
-out:
+ out:
 	return IRQ_RETVAL(ret);
 }
 
@@ -552,7 +556,7 @@ static int i8042_enable_mux_ports(void)
  * Enable all muxed ports.
  */
 
-	for (i = 0; i < 4; i++) {
+	for (i = 0; i < I8042_NUM_MUX_PORTS; i++) {
 		i8042_command(&param, I8042_CMD_MUX_PFX + i);
 		i8042_command(&param, I8042_CMD_AUX_ENABLE);
 	}
@@ -682,7 +686,7 @@ static int __init i8042_port_register(struct i8042_port *port)
 		kfree(port->serio);
 		port->serio = NULL;
 		i8042_ctr |= port->disable;
-		return -1;
+		return -EIO;
 	}
 
 	printk(KERN_INFO "serio: i8042 %s port at %#lx,%#lx irq %d\n",
@@ -977,85 +981,88 @@ static struct device_driver i8042_driver = {
 	.shutdown	= i8042_shutdown,
 };
 
-static void __init i8042_create_kbd_port(void)
+static int __init i8042_create_kbd_port(void)
 {
 	struct serio *serio;
 	struct i8042_port *port = &i8042_ports[I8042_KBD_PORT_NO];
 
-	serio = kmalloc(sizeof(struct serio), GFP_KERNEL);
-	if (serio) {
-		memset(serio, 0, sizeof(struct serio));
-		serio->id.type		= i8042_direct ? SERIO_8042 : SERIO_8042_XL;
-		serio->write		= i8042_dumbkbd ? NULL : i8042_kbd_write;
-		serio->open		= i8042_open;
-		serio->close		= i8042_close;
-		serio->start		= i8042_start;
-		serio->stop		= i8042_stop;
-		serio->port_data	= port;
-		serio->dev.parent	= &i8042_platform_device->dev;
-		strlcpy(serio->name, "i8042 Kbd Port", sizeof(serio->name));
-		strlcpy(serio->phys, I8042_KBD_PHYS_DESC, sizeof(serio->phys));
-
-		port->serio = serio;
-		i8042_port_register(port);
-	}
+	serio = kzalloc(sizeof(struct serio), GFP_KERNEL);
+	if (!serio)
+		return -ENOMEM;
+
+	serio->id.type		= i8042_direct ? SERIO_8042 : SERIO_8042_XL;
+	serio->write		= i8042_dumbkbd ? NULL : i8042_kbd_write;
+	serio->open		= i8042_open;
+	serio->close		= i8042_close;
+	serio->start		= i8042_start;
+	serio->stop		= i8042_stop;
+	serio->port_data	= port;
+	serio->dev.parent	= &i8042_platform_device->dev;
+	strlcpy(serio->name, "i8042 Kbd Port", sizeof(serio->name));
+	strlcpy(serio->phys, I8042_KBD_PHYS_DESC, sizeof(serio->phys));
+
+	port->serio = serio;
+
+	return i8042_port_register(port);
 }
 
-static void __init i8042_create_aux_port(void)
+static int __init i8042_create_aux_port(void)
 {
 	struct serio *serio;
 	struct i8042_port *port = &i8042_ports[I8042_AUX_PORT_NO];
 
-	serio = kmalloc(sizeof(struct serio), GFP_KERNEL);
-	if (serio) {
-		memset(serio, 0, sizeof(struct serio));
-		serio->id.type		= SERIO_8042;
-		serio->write		= i8042_aux_write;
-		serio->open		= i8042_open;
-		serio->close		= i8042_close;
-		serio->start		= i8042_start;
-		serio->stop		= i8042_stop;
-		serio->port_data	= port;
-		serio->dev.parent	= &i8042_platform_device->dev;
-		strlcpy(serio->name, "i8042 Aux Port", sizeof(serio->name));
-		strlcpy(serio->phys, I8042_AUX_PHYS_DESC, sizeof(serio->phys));
-
-		port->serio = serio;
-		i8042_port_register(port);
-	}
+	serio = kzalloc(sizeof(struct serio), GFP_KERNEL);
+	if (!serio)
+		return -ENOMEM;
+
+	serio->id.type		= SERIO_8042;
+	serio->write		= i8042_aux_write;
+	serio->open		= i8042_open;
+	serio->close		= i8042_close;
+	serio->start		= i8042_start;
+	serio->stop		= i8042_stop;
+	serio->port_data	= port;
+	serio->dev.parent	= &i8042_platform_device->dev;
+	strlcpy(serio->name, "i8042 Aux Port", sizeof(serio->name));
+	strlcpy(serio->phys, I8042_AUX_PHYS_DESC, sizeof(serio->phys));
+
+	port->serio = serio;
+
+	return i8042_port_register(port);
 }
 
-static void __init i8042_create_mux_port(int index)
+static int __init i8042_create_mux_port(int index)
 {
 	struct serio *serio;
 	struct i8042_port *port = &i8042_ports[I8042_MUX_PORT_NO + index];
 
-	serio = kmalloc(sizeof(struct serio), GFP_KERNEL);
-	if (serio) {
-		memset(serio, 0, sizeof(struct serio));
-		serio->id.type		= SERIO_8042;
-		serio->write		= i8042_aux_write;
-		serio->open		= i8042_open;
-		serio->close		= i8042_close;
-		serio->start		= i8042_start;
-		serio->stop		= i8042_stop;
-		serio->port_data	= port;
-		serio->dev.parent	= &i8042_platform_device->dev;
-		snprintf(serio->name, sizeof(serio->name), "i8042 Aux-%d Port", index);
-		snprintf(serio->phys, sizeof(serio->phys), I8042_MUX_PHYS_DESC, index + 1);
-
-		*port = i8042_ports[I8042_AUX_PORT_NO];
-		port->exists = 0;
-		snprintf(port->name, sizeof(port->name), "AUX%d", index);
-		port->mux = index;
-		port->serio = serio;
-		i8042_port_register(port);
-	}
+	serio = kzalloc(sizeof(struct serio), GFP_KERNEL);
+	if (!serio)
+		return -ENOMEM;
+
+	serio->id.type		= SERIO_8042;
+	serio->write		= i8042_aux_write;
+	serio->open		= i8042_open;
+	serio->close		= i8042_close;
+	serio->start		= i8042_start;
+	serio->stop		= i8042_stop;
+	serio->port_data	= port;
+	serio->dev.parent	= &i8042_platform_device->dev;
+	snprintf(serio->name, sizeof(serio->name), "i8042 Aux-%d Port", index);
+	snprintf(serio->phys, sizeof(serio->phys), I8042_MUX_PHYS_DESC, index + 1);
+
+	*port = i8042_ports[I8042_AUX_PORT_NO];
+	port->exists = 0;
+	snprintf(port->name, sizeof(port->name), "AUX%d", index);
+	port->mux = index;
+	port->serio = serio;
+
+	return i8042_port_register(port);
 }
 
 static int __init i8042_init(void)
 {
-	int i;
+	int i, have_ports = 0;
 	int err;
 
 	dbg_init();
@@ -1063,43 +1070,73 @@ static int __init i8042_init(void)
 	init_timer(&i8042_timer);
 	i8042_timer.function = i8042_timer_func;
 
-	if (i8042_platform_init())
-		return -EBUSY;
+	err = i8042_platform_init();
+	if (err)
+		return err;
 
 	i8042_ports[I8042_AUX_PORT_NO].irq = I8042_AUX_IRQ;
 	i8042_ports[I8042_KBD_PORT_NO].irq = I8042_KBD_IRQ;
 
 	if (i8042_controller_init()) {
-		i8042_platform_exit();
-		return -ENODEV;
+		err = -ENODEV;
+		goto err_platform_exit;
 	}
 
 	err = driver_register(&i8042_driver);
-	if (err) {
-		i8042_platform_exit();
-		return err;
-	}
+	if (err)
+		goto err_controller_cleanup;
 
 	i8042_platform_device = platform_device_register_simple("i8042", -1, NULL, 0);
 	if (IS_ERR(i8042_platform_device)) {
-		driver_unregister(&i8042_driver);
-		i8042_platform_exit();
-		return PTR_ERR(i8042_platform_device);
+		err = PTR_ERR(i8042_platform_device);
+		goto err_unregister_driver;
 	}
 
 	if (!i8042_noaux && !i8042_check_aux()) {
-		if (!i8042_nomux && !i8042_check_mux())
-			for (i = 0; i < I8042_NUM_MUX_PORTS; i++)
-				i8042_create_mux_port(i);
-		else
-			i8042_create_aux_port();
+		if (!i8042_nomux && !i8042_check_mux()) {
+			for (i = 0; i < I8042_NUM_MUX_PORTS; i++) {
+				err = i8042_create_mux_port(i);
+				if (err)
+					goto err_unregister_ports;
+			}
+		} else {
+			err = i8042_create_aux_port();
+			if (err)
+				goto err_unregister_ports;
+		}
+		have_ports = 1;
 	}
 
-	i8042_create_kbd_port();
+	if (!i8042_nokbd) {
+		err = i8042_create_kbd_port();
+		if (err)
+			goto err_unregister_ports;
+		have_ports = 1;
+	}
+
+	if (!have_ports) {
+		err = -ENODEV;
+		goto err_unregister_device;
+	}
 
 	mod_timer(&i8042_timer, jiffies + I8042_POLL_PERIOD);
 
 	return 0;
+
+ err_unregister_ports:
+	for (i = 0; i < I8042_NUM_PORTS; i++)
+		if (i8042_ports[i].serio)
+			serio_unregister_port(i8042_ports[i].serio);
+ err_unregister_device:
+	platform_device_unregister(i8042_platform_device);
+ err_unregister_driver:
+	driver_unregister(&i8042_driver);
+ err_controller_cleanup:
+	i8042_controller_cleanup();
+ err_platform_exit:
+	i8042_platform_exit();
+
+	return err;
 }
 
 static void __exit i8042_exit(void)

drivers/usb/input/hid-core.c

@@ -2,7 +2,8 @@
  *  USB HID support for Linux
  *
  *  Copyright (c) 1999 Andreas Gal
- *  Copyright (c) 2000-2001 Vojtech Pavlik <vojtech@suse.cz>
+ *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
+ *  Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
  */
 
 /*
@@ -38,7 +39,7 @@
  * Version Information
  */
 
-#define DRIVER_VERSION "v2.01"
+#define DRIVER_VERSION "v2.6"
 #define DRIVER_AUTHOR "Andreas Gal, Vojtech Pavlik"
 #define DRIVER_DESC "USB HID core driver"
 #define DRIVER_LICENSE "GPL"
@@ -1058,8 +1059,8 @@ static int hid_submit_ctrl(struct hid_device *hid)
 		if (maxpacket > 0) {
 			padlen = (len + maxpacket - 1) / maxpacket;
 			padlen *= maxpacket;
-			if (padlen > HID_BUFFER_SIZE)
-				padlen = HID_BUFFER_SIZE;
+			if (padlen > hid->bufsize)
+				padlen = hid->bufsize;
 		} else
 			padlen = 0;
 		hid->urbctrl->transfer_buffer_length = padlen;
@@ -1096,6 +1097,7 @@ static void hid_irq_out(struct urb *urb, struct pt_regs *regs)
 
 	switch (urb->status) {
 		case 0:			/* success */
+			break;
 		case -ESHUTDOWN:	/* unplug */
 		case -EILSEQ:		/* unplug timeout on uhci */
 			unplug = 1;
@@ -1143,6 +1145,7 @@ static void hid_ctrl(struct urb *urb, struct pt_regs *regs)
 		case 0:			/* success */
 			if (hid->ctrl[hid->ctrltail].dir == USB_DIR_IN)
 				hid_input_report(hid->ctrl[hid->ctrltail].report->type, urb, 0, regs);
+			break;
 		case -ESHUTDOWN:	/* unplug */
 		case -EILSEQ:		/* unplug timectrl on uhci */
 			unplug = 1;
@@ -1284,13 +1287,8 @@ void hid_init_reports(struct hid_device *hid)
 	struct hid_report *report;
 	int err, ret;
 
-	list_for_each_entry(report, &hid->report_enum[HID_INPUT_REPORT].report_list, list) {
-		int size = ((report->size - 1) >> 3) + 1 + hid->report_enum[HID_INPUT_REPORT].numbered;
-		if (size > HID_BUFFER_SIZE) size = HID_BUFFER_SIZE;
-		if (size > hid->urbin->transfer_buffer_length)
-			hid->urbin->transfer_buffer_length = size;
+	list_for_each_entry(report, &hid->report_enum[HID_INPUT_REPORT].report_list, list)
 		hid_submit_report(hid, report, USB_DIR_IN);
-	}
 
 	list_for_each_entry(report, &hid->report_enum[HID_FEATURE_REPORT].report_list, list)
 		hid_submit_report(hid, report, USB_DIR_IN);
@@ -1372,12 +1370,14 @@ void hid_init_reports(struct hid_device *hid)
 #define USB_VENDOR_ID_A4TECH		0x09da
 #define USB_DEVICE_ID_A4TECH_WCP32PU	0x0006
 
-#define USB_VENDOR_ID_AASHIMA		0x06D6
+#define USB_VENDOR_ID_AASHIMA		0x06d6
 #define USB_DEVICE_ID_AASHIMA_GAMEPAD	0x0025
+#define USB_DEVICE_ID_AASHIMA_PREDATOR	0x0026
 
 #define USB_VENDOR_ID_CYPRESS		0x04b4
 #define USB_DEVICE_ID_CYPRESS_MOUSE	0x0001
 #define USB_DEVICE_ID_CYPRESS_HIDCOM	0x5500
+#define USB_DEVICE_ID_CYPRESS_ULTRAMOUSE	0x7417
 
 #define USB_VENDOR_ID_BERKSHIRE		0x0c98
 #define USB_DEVICE_ID_BERKSHIRE_PCWD	0x1140
@@ -1432,7 +1432,7 @@ void hid_init_reports(struct hid_device *hid)
 #define USB_DEVICE_ID_VERNIER_CYCLOPS	0x0004
 
 #define USB_VENDOR_ID_LD		0x0f11
-#define USB_DEVICE_ID_CASSY        	0x1000
+#define USB_DEVICE_ID_CASSY		0x1000
 #define USB_DEVICE_ID_POCKETCASSY	0x1010
 #define USB_DEVICE_ID_MOBILECASSY	0x1020
 #define USB_DEVICE_ID_JWM		0x1080
@@ -1445,7 +1445,8 @@ void hid_init_reports(struct hid_device *hid)
 #define USB_DEVICE_ID_POWERCONTROL	0x2030
 
 #define USB_VENDOR_ID_APPLE		0x05ac
-#define USB_DEVICE_ID_APPLE_BLUETOOTH  	0x1000
+#define USB_DEVICE_ID_APPLE_POWERMOUSE	0x0304
+#define USB_DEVICE_ID_APPLE_BLUETOOTH	0x1000
 
 /*
  * Alphabetically sorted blacklist by quirk type.
@@ -1471,6 +1472,7 @@ static struct hid_blacklist {
 	{ USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW48, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_CODEMERCS, USB_DEVICE_ID_CODEMERCS_IOW28, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_HIDCOM, HID_QUIRK_IGNORE },
+	{ USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_ULTRAMOUSE, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EARTHMATE, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_DELORME, USB_DEVICE_ID_DELORME_EM_LT20, HID_QUIRK_IGNORE },
 	{ USB_VENDOR_ID_ESSENTIAL_REALITY, USB_DEVICE_ID_ESSENTIAL_REALITY_P5, HID_QUIRK_IGNORE },
@@ -1551,10 +1553,12 @@ static struct hid_blacklist {
 	{ USB_VENDOR_ID_CHICONY, USB_DEVICE_ID_CHICONY_USBHUB_KB, HID_QUIRK_NOGET},
 	{ USB_VENDOR_ID_TANGTOP, USB_DEVICE_ID_TANGTOP_USBPS2, HID_QUIRK_NOGET },
 
+	{ USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_POWERMOUSE, HID_QUIRK_2WHEEL_POWERMOUSE },
 	{ USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU, HID_QUIRK_2WHEEL_MOUSE_HACK_7 },
 	{ USB_VENDOR_ID_CYPRESS, USB_DEVICE_ID_CYPRESS_MOUSE, HID_QUIRK_2WHEEL_MOUSE_HACK_5 },
 
 	{ USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_GAMEPAD, HID_QUIRK_BADPAD },
+	{ USB_VENDOR_ID_AASHIMA, USB_DEVICE_ID_AASHIMA_PREDATOR, HID_QUIRK_BADPAD },
 	{ USB_VENDOR_ID_ALPS, USB_DEVICE_ID_IBM_GAMEPAD, HID_QUIRK_BADPAD },
 	{ USB_VENDOR_ID_CHIC, USB_DEVICE_ID_CHIC_GAMEPAD, HID_QUIRK_BADPAD },
 	{ USB_VENDOR_ID_HAPP, USB_DEVICE_ID_UGCI_DRIVING, HID_QUIRK_BADPAD | HID_QUIRK_MULTI_INPUT },
@@ -1567,15 +1571,32 @@ static struct hid_blacklist {
 	{ 0, 0 }
 };
 
+/*
+ * Traverse the supplied list of reports and find the longest
+ */
+static void hid_find_max_report(struct hid_device *hid, unsigned int type, int *max)
+{
+	struct hid_report *report;
+	int size;
+
+	list_for_each_entry(report, &hid->report_enum[type].report_list, list) {
+		size = ((report->size - 1) >> 3) + 1;
+		if (type == HID_INPUT_REPORT && hid->report_enum[type].numbered)
+			size++;
+		if (*max < size)
+			*max = size;
+	}
+}
+
 static int hid_alloc_buffers(struct usb_device *dev, struct hid_device *hid)
 {
-	if (!(hid->inbuf = usb_buffer_alloc(dev, HID_BUFFER_SIZE, SLAB_ATOMIC, &hid->inbuf_dma)))
+	if (!(hid->inbuf = usb_buffer_alloc(dev, hid->bufsize, SLAB_ATOMIC, &hid->inbuf_dma)))
 		return -1;
-	if (!(hid->outbuf = usb_buffer_alloc(dev, HID_BUFFER_SIZE, SLAB_ATOMIC, &hid->outbuf_dma)))
+	if (!(hid->outbuf = usb_buffer_alloc(dev, hid->bufsize, SLAB_ATOMIC, &hid->outbuf_dma)))
 		return -1;
 	if (!(hid->cr = usb_buffer_alloc(dev, sizeof(*(hid->cr)), SLAB_ATOMIC, &hid->cr_dma)))
 		return -1;
-	if (!(hid->ctrlbuf = usb_buffer_alloc(dev, HID_BUFFER_SIZE, SLAB_ATOMIC, &hid->ctrlbuf_dma)))
+	if (!(hid->ctrlbuf = usb_buffer_alloc(dev, hid->bufsize, SLAB_ATOMIC, &hid->ctrlbuf_dma)))
 		return -1;
 
 	return 0;
@@ -1584,13 +1605,13 @@ static int hid_alloc_buffers(struct usb_device *dev, struct hid_device *hid)
 static void hid_free_buffers(struct usb_device *dev, struct hid_device *hid)
 {
 	if (hid->inbuf)
-		usb_buffer_free(dev, HID_BUFFER_SIZE, hid->inbuf, hid->inbuf_dma);
+		usb_buffer_free(dev, hid->bufsize, hid->inbuf, hid->inbuf_dma);
 	if (hid->outbuf)
-		usb_buffer_free(dev, HID_BUFFER_SIZE, hid->outbuf, hid->outbuf_dma);
+		usb_buffer_free(dev, hid->bufsize, hid->outbuf, hid->outbuf_dma);
 	if (hid->cr)
 		usb_buffer_free(dev, sizeof(*(hid->cr)), hid->cr, hid->cr_dma);
 	if (hid->ctrlbuf)
-		usb_buffer_free(dev, HID_BUFFER_SIZE, hid->ctrlbuf, hid->ctrlbuf_dma);
+		usb_buffer_free(dev, hid->bufsize, hid->ctrlbuf, hid->ctrlbuf_dma);
 }
 
 static struct hid_device *usb_hid_configure(struct usb_interface *intf)
@@ -1601,7 +1622,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
 	struct hid_device *hid;
 	unsigned quirks = 0, rsize = 0;
 	char *buf, *rdesc;
-	int n;
+	int n, insize = 0;
 
 	for (n = 0; hid_blacklist[n].idVendor; n++)
 		if ((hid_blacklist[n].idVendor == le16_to_cpu(dev->descriptor.idVendor)) &&
@@ -1655,6 +1676,19 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
 	kfree(rdesc);
 	hid->quirks = quirks;
 
+	hid->bufsize = HID_MIN_BUFFER_SIZE;
+	hid_find_max_report(hid, HID_INPUT_REPORT, &hid->bufsize);
+	hid_find_max_report(hid, HID_OUTPUT_REPORT, &hid->bufsize);
+	hid_find_max_report(hid, HID_FEATURE_REPORT, &hid->bufsize);
+
+	if (hid->bufsize > HID_MAX_BUFFER_SIZE)
+		hid->bufsize = HID_MAX_BUFFER_SIZE;
+
+	hid_find_max_report(hid, HID_INPUT_REPORT, &insize);
+
+	if (insize > HID_MAX_BUFFER_SIZE)
+		insize = HID_MAX_BUFFER_SIZE;
+
 	if (hid_alloc_buffers(dev, hid)) {
 		hid_free_buffers(dev, hid);
 		goto fail;
@@ -1685,7 +1719,7 @@ static struct hid_device *usb_hid_configure(struct usb_interface *intf)
 			if (!(hid->urbin = usb_alloc_urb(0, GFP_KERNEL)))
 				goto fail;
 			pipe = usb_rcvintpipe(dev, endpoint->bEndpointAddress);
-			usb_fill_int_urb(hid->urbin, dev, pipe, hid->inbuf, 0,
+			usb_fill_int_urb(hid->urbin, dev, pipe, hid->inbuf, insize,
 					 hid_irq_in, hid, interval);
 			hid->urbin->transfer_dma = hid->inbuf_dma;
 			hid->urbin->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;

drivers/usb/input/hid-debug.h

@@ -85,6 +85,23 @@ static const struct hid_usage_entry hid_usage_table[] = {
       {0, 0x91, "D-PadDown"},
       {0, 0x92, "D-PadRight"},
       {0, 0x93, "D-PadLeft"},
+  {  2, 0, "Simulation" },
+      {0, 0xb0, "Aileron"},
+      {0, 0xb1, "AileronTrim"},
+      {0, 0xb2, "Anti-Torque"},
+      {0, 0xb3, "Autopilot"},
+      {0, 0xb4, "Chaff"},
+      {0, 0xb5, "Collective"},
+      {0, 0xb6, "DiveBrake"},
+      {0, 0xb7, "ElectronicCountermeasures"},
+      {0, 0xb8, "Elevator"},
+      {0, 0xb9, "ElevatorTrim"},
+      {0, 0xba, "Rudder"},
+      {0, 0xbb, "Throttle"},
+      {0, 0xbc, "FlightCommunications"},
+      {0, 0xbd, "FlareRelease"},
+      {0, 0xbe, "LandingGear"},
+      {0, 0xbf, "ToeBrake"},
   {  7, 0, "Keyboard" },
   {  8, 0, "LED" },
       {0, 0x01, "NumLock"},
@@ -92,6 +109,7 @@ static const struct hid_usage_entry hid_usage_table[] = {
       {0, 0x03, "ScrollLock"},
       {0, 0x04, "Compose"},
       {0, 0x05, "Kana"},
+      {0, 0x4b, "GenericIndicator"},
   {  9, 0, "Button" },
   { 10, 0, "Ordinal" },
   { 12, 0, "Consumer" },
@@ -574,7 +592,8 @@ static char *keys[KEY_MAX + 1] = {
 	[KEY_EXIT] = "Exit",			[KEY_MOVE] = "Move",
 	[KEY_EDIT] = "Edit",			[KEY_SCROLLUP] = "ScrollUp",
 	[KEY_SCROLLDOWN] = "ScrollDown",	[KEY_KPLEFTPAREN] = "KPLeftParenthesis",
-	[KEY_KPRIGHTPAREN] = "KPRightParenthesis", [KEY_F13] = "F13",
+	[KEY_KPRIGHTPAREN] = "KPRightParenthesis", [KEY_NEW] = "New",
+	[KEY_REDO] = "Redo",			[KEY_F13] = "F13",
 	[KEY_F14] = "F14",			[KEY_F15] = "F15",
 	[KEY_F16] = "F16",			[KEY_F17] = "F17",
 	[KEY_F18] = "F18",			[KEY_F19] = "F19",
@@ -584,15 +603,15 @@ static char *keys[KEY_MAX + 1] = {
 	[KEY_PAUSECD] = "PauseCD",		[KEY_PROG3] = "Prog3",
 	[KEY_PROG4] = "Prog4",			[KEY_SUSPEND] = "Suspend",
 	[KEY_CLOSE] = "Close",			[KEY_PLAY] = "Play",
-	[KEY_FASTFORWARD] = "Fast Forward",	[KEY_BASSBOOST] = "Bass Boost",
+	[KEY_FASTFORWARD] = "FastForward",	[KEY_BASSBOOST] = "BassBoost",
 	[KEY_PRINT] = "Print",			[KEY_HP] = "HP",
 	[KEY_CAMERA] = "Camera",		[KEY_SOUND] = "Sound",
 	[KEY_QUESTION] = "Question",		[KEY_EMAIL] = "Email",
 	[KEY_CHAT] = "Chat",			[KEY_SEARCH] = "Search",
 	[KEY_CONNECT] = "Connect",		[KEY_FINANCE] = "Finance",
 	[KEY_SPORT] = "Sport",			[KEY_SHOP] = "Shop",
-	[KEY_ALTERASE] = "Alternate Erase",	[KEY_CANCEL] = "Cancel",
-	[KEY_BRIGHTNESSDOWN] = "Brightness down", [KEY_BRIGHTNESSUP] = "Brightness up",
+	[KEY_ALTERASE] = "AlternateErase",	[KEY_CANCEL] = "Cancel",
+	[KEY_BRIGHTNESSDOWN] = "BrightnessDown", [KEY_BRIGHTNESSUP] = "BrightnessUp",
 	[KEY_MEDIA] = "Media",			[KEY_UNKNOWN] = "Unknown",
 	[BTN_0] = "Btn0",			[BTN_1] = "Btn1",
 	[BTN_2] = "Btn2",			[BTN_3] = "Btn3",
@@ -622,8 +641,8 @@ static char *keys[KEY_MAX + 1] = {
 	[BTN_TOOL_AIRBRUSH] = "ToolAirbrush",	[BTN_TOOL_FINGER] = "ToolFinger",
 	[BTN_TOOL_MOUSE] = "ToolMouse",		[BTN_TOOL_LENS] = "ToolLens",
 	[BTN_TOUCH] = "Touch",			[BTN_STYLUS] = "Stylus",
-	[BTN_STYLUS2] = "Stylus2",		[BTN_TOOL_DOUBLETAP] = "Tool Doubletap",
-	[BTN_TOOL_TRIPLETAP] = "Tool Tripletap", [BTN_GEAR_DOWN] = "WheelBtn",
+	[BTN_STYLUS2] = "Stylus2",		[BTN_TOOL_DOUBLETAP] = "ToolDoubleTap",
+	[BTN_TOOL_TRIPLETAP] = "ToolTripleTap", [BTN_GEAR_DOWN] = "WheelBtn",
 	[BTN_GEAR_UP] = "Gear up",		[KEY_OK] = "Ok",
 	[KEY_SELECT] = "Select",		[KEY_GOTO] = "Goto",
 	[KEY_CLEAR] = "Clear",			[KEY_POWER2] = "Power2",
@@ -659,6 +678,9 @@ static char *keys[KEY_MAX + 1] = {
 	[KEY_TWEN] = "TWEN",			[KEY_DEL_EOL] = "DeleteEOL",
 	[KEY_DEL_EOS] = "DeleteEOS",		[KEY_INS_LINE] = "InsertLine",
 	[KEY_DEL_LINE] = "DeleteLine",
+	[KEY_SEND] = "Send",			[KEY_REPLY] = "Reply",
+	[KEY_FORWARDMAIL] = "ForwardMail",	[KEY_SAVE] = "Save",
+	[KEY_DOCUMENTS] = "Documents",
 };
 
 static char *relatives[REL_MAX + 1] = {

drivers/usb/input/hid-input.c

@@ -78,8 +78,8 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
 {
 	struct input_dev *input = &hidinput->input;
 	struct hid_device *device = hidinput->input.private;
-	int max, code;
-	unsigned long *bit;
+	int max = 0, code;
+	unsigned long *bit = NULL;
 
 	field->hidinput = hidinput;
 
@@ -131,6 +131,15 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
 			map_key(code);
 			break;
 
+
+		case HID_UP_SIMULATION:
+
+			switch (usage->hid & 0xffff) {
+				case 0xba: map_abs(ABS_RUDDER); break;
+				case 0xbb: map_abs(ABS_THROTTLE); break;
+			}
+			break;
+
 		case HID_UP_GENDESK:
 
 			if ((usage->hid & 0xf0) == 0x80) {	/* SystemControl */
@@ -238,8 +247,12 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
 				case 0x000: goto ignore;
 				case 0x034: map_key_clear(KEY_SLEEP);		break;
 				case 0x036: map_key_clear(BTN_MISC);		break;
+				case 0x045: map_key_clear(KEY_RADIO);		break;
 				case 0x08a: map_key_clear(KEY_WWW);		break;
+				case 0x08d: map_key_clear(KEY_PROGRAM);		break;
 				case 0x095: map_key_clear(KEY_HELP);		break;
+				case 0x09c: map_key_clear(KEY_CHANNELUP);	break;
+				case 0x09d: map_key_clear(KEY_CHANNELDOWN);	break;
 				case 0x0b0: map_key_clear(KEY_PLAY);		break;
 				case 0x0b1: map_key_clear(KEY_PAUSE);		break;
 				case 0x0b2: map_key_clear(KEY_RECORD);		break;
@@ -259,6 +272,11 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
 				case 0x18a: map_key_clear(KEY_MAIL);		break;
 				case 0x192: map_key_clear(KEY_CALC);		break;
 				case 0x194: map_key_clear(KEY_FILE);		break;
+				case 0x1a7: map_key_clear(KEY_DOCUMENTS);	break;
+				case 0x201: map_key_clear(KEY_NEW);		break;
+				case 0x207: map_key_clear(KEY_SAVE);		break;
+				case 0x208: map_key_clear(KEY_PRINT);		break;
+				case 0x209: map_key_clear(KEY_PROPS);		break;
 				case 0x21a: map_key_clear(KEY_UNDO);		break;
 				case 0x21b: map_key_clear(KEY_COPY);		break;
 				case 0x21c: map_key_clear(KEY_CUT);		break;
@@ -271,7 +289,11 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
 				case 0x227: map_key_clear(KEY_REFRESH);		break;
 				case 0x22a: map_key_clear(KEY_BOOKMARKS);	break;
 				case 0x238: map_rel(REL_HWHEEL);		break;
-				default:    goto unknown;
+				case 0x279: map_key_clear(KEY_REDO);		break;
+				case 0x289: map_key_clear(KEY_REPLY);		break;
+				case 0x28b: map_key_clear(KEY_FORWARDMAIL);	break;
+				case 0x28c: map_key_clear(KEY_SEND);		break;
+				default:    goto ignore;
 			}
 			break;
 
@@ -296,9 +318,42 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
 			break;
 
 		case HID_UP_MSVENDOR:
-
 			goto ignore;
 
+		case HID_UP_CUSTOM: /* Reported on Logitech and Powerbook USB keyboards */
+
+			set_bit(EV_REP, input->evbit);
+			switch(usage->hid & HID_USAGE) {
+				case 0x003: map_key_clear(KEY_FN);		break;
+				default:    goto ignore;
+			}
+			break;
+
+		case HID_UP_LOGIVENDOR: /* Reported on Logitech Ultra X Media Remote */
+
+			set_bit(EV_REP, input->evbit);
+			switch(usage->hid & HID_USAGE) {
+				case 0x004: map_key_clear(KEY_AGAIN);		break;
+				case 0x00d: map_key_clear(KEY_HOME);		break;
+				case 0x024: map_key_clear(KEY_SHUFFLE);		break;
+				case 0x025: map_key_clear(KEY_TV);		break;
+				case 0x026: map_key_clear(KEY_MENU);		break;
+				case 0x031: map_key_clear(KEY_AUDIO);		break;
+				case 0x032: map_key_clear(KEY_SUBTITLE);	break;
+				case 0x033: map_key_clear(KEY_LAST);		break;
+				case 0x047: map_key_clear(KEY_MP3);		break;
+				case 0x048: map_key_clear(KEY_DVD);		break;
+				case 0x049: map_key_clear(KEY_MEDIA);		break;
+				case 0x04a: map_key_clear(KEY_VIDEO);		break;
+				case 0x04b: map_key_clear(KEY_ANGLE);		break;
+				case 0x04c: map_key_clear(KEY_LANGUAGE);	break;
+				case 0x04d: map_key_clear(KEY_SUBTITLE);	break;
+				case 0x051: map_key_clear(KEY_RED);		break;
+				case 0x052: map_key_clear(KEY_CLOSE);		break;
+				default:    goto ignore;
+			}
+			break;
+
 		case HID_UP_PID:
 
 			set_bit(EV_FF, input->evbit);
@@ -349,6 +404,9 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
 	if (usage->code > max)
 		goto ignore;
 
+	if (((device->quirks & (HID_QUIRK_2WHEEL_POWERMOUSE)) && (usage->hid == 0x00010032)))
+		map_rel(REL_HWHEEL);
+
 	if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) &&
 		 (usage->type == EV_REL) && (usage->code == REL_WHEEL))
 			set_bit(REL_HWHEEL, bit);

drivers/usb/input/hid.h

@@ -173,6 +173,7 @@ struct hid_item {
 
 #define HID_UP_UNDEFINED	0x00000000
 #define HID_UP_GENDESK		0x00010000
+#define HID_UP_SIMULATION	0x00020000
 #define HID_UP_KEYBOARD		0x00070000
 #define HID_UP_LED		0x00080000
 #define HID_UP_BUTTON		0x00090000
@@ -182,6 +183,8 @@ struct hid_item {
 #define HID_UP_PID		0x000f0000
 #define HID_UP_HPVENDOR         0xff7f0000
 #define HID_UP_MSVENDOR		0xff000000
+#define HID_UP_CUSTOM		0x00ff0000
+#define HID_UP_LOGIVENDOR	0xffbc0000
 
 #define HID_USAGE		0x0000ffff
 
@@ -242,6 +245,7 @@ struct hid_item {
 #define HID_QUIRK_2WHEEL_MOUSE_HACK_7		0x080
 #define HID_QUIRK_2WHEEL_MOUSE_HACK_5		0x100
 #define HID_QUIRK_2WHEEL_MOUSE_HACK_ON		0x200
+#define HID_QUIRK_2WHEEL_POWERMOUSE		0x400
 
 /*
  * This is the global environment of the parser. This information is
@@ -348,7 +352,8 @@ struct hid_report_enum {
 
 #define HID_REPORT_TYPES 3
 
-#define HID_BUFFER_SIZE		64		/* use 64 for compatibility with all possible packetlen */
+#define HID_MIN_BUFFER_SIZE	64		/* make sure there is at least a packet size of space */
+#define HID_MAX_BUFFER_SIZE	4096		/* 4kb */
 #define HID_CONTROL_FIFO_SIZE	256		/* to init devices with >100 reports */
 #define HID_OUTPUT_FIFO_SIZE	64
 
@@ -386,6 +391,8 @@ struct hid_device {							/* device report descriptor */
 
 	unsigned long iofl;						/* I/O flags (CTRL_RUNNING, OUT_RUNNING) */
 
+	unsigned int bufsize;						/* URB buffer size */
+
 	struct urb *urbin;						/* Input URB */
 	char *inbuf;							/* Input buffer */
 	dma_addr_t inbuf_dma;						/* Input buffer dma */

drivers/usb/input/hiddev.c

@@ -507,6 +507,7 @@ static int hiddev_ioctl(struct inode *inode, struct file *file, unsigned int cmd
 			return -EINVAL;
 
 		hid_submit_report(hid, report, USB_DIR_OUT);
+		hid_wait_io(hid);
 
 		return 0;
 

include/linux/input.h

@@ -289,6 +289,8 @@ struct input_absinfo {
 #define KEY_SCROLLDOWN		178
 #define KEY_KPLEFTPAREN		179
 #define KEY_KPRIGHTPAREN	180
+#define KEY_NEW			181
+#define KEY_REDO		182
 
 #define KEY_F13			183
 #define KEY_F14			184
@@ -335,6 +337,12 @@ struct input_absinfo {
 #define KEY_KBDILLUMDOWN	229
 #define KEY_KBDILLUMUP		230
 
+#define KEY_SEND		231
+#define KEY_REPLY		232
+#define KEY_FORWARDMAIL		233
+#define KEY_SAVE		234
+#define KEY_DOCUMENTS		235
+
 #define KEY_UNKNOWN		240
 
 #define BTN_MISC		0x100