22 files changed, 640 insertions, 60 deletions

diff --git a/drivers/usb/input/Kconfig b/drivers/usb/input/Kconfig
index 1e53934907c0..509dd0a04c54 100644
--- a/drivers/usb/input/Kconfig
+++ b/drivers/usb/input/Kconfig
@@ -273,6 +273,20 @@ config USB_ATI_REMOTE
 	  To compile this driver as a module, choose M here: the module will be
 	  called ati_remote.
 
+config USB_ATI_REMOTE2
+	tristate "ATI / Philips USB RF remote control"
+	depends on USB && INPUT
+	---help---
+	  Say Y here if you want to use an ATI or Philips USB RF remote control.
+	  These are RF remotes with USB receivers.
+	  ATI Remote Wonder II comes with some ATI's All-In-Wonder video cards
+	  and is also available as a separate product.
+	  This driver provides mouse pointer, left and right mouse buttons,
+	  and maps all the other remote buttons to keypress events.
+
+	  To compile this driver as a module, choose M here: the module will be
+	  called ati_remote2.
+
 config USB_KEYSPAN_REMOTE
 	tristate "Keyspan DMR USB remote control (EXPERIMENTAL)"
 	depends on USB && INPUT && EXPERIMENTAL
diff --git a/drivers/usb/input/Makefile b/drivers/usb/input/Makefile
index 07cb17db42fc..d512d9f488fe 100644
--- a/drivers/usb/input/Makefile
+++ b/drivers/usb/input/Makefile
@@ -28,6 +28,7 @@ endif
 
 obj-$(CONFIG_USB_AIPTEK)	+= aiptek.o
 obj-$(CONFIG_USB_ATI_REMOTE)	+= ati_remote.o
+obj-$(CONFIG_USB_ATI_REMOTE2)	+= ati_remote2.o
 obj-$(CONFIG_USB_HID)		+= usbhid.o
 obj-$(CONFIG_USB_KBD)		+= usbkbd.o
 obj-$(CONFIG_USB_KBTAB)		+= kbtab.o
diff --git a/drivers/usb/input/acecad.c b/drivers/usb/input/acecad.c
index a32558b4048e..df29b8078b54 100644
--- a/drivers/usb/input/acecad.c
+++ b/drivers/usb/input/acecad.c
@@ -261,7 +261,6 @@ static struct usb_device_id usb_acecad_id_table [] = {
 MODULE_DEVICE_TABLE(usb, usb_acecad_id_table);
 
 static struct usb_driver usb_acecad_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"usb_acecad",
 	.probe =	usb_acecad_probe,
 	.disconnect =	usb_acecad_disconnect,
diff --git a/drivers/usb/input/aiptek.c b/drivers/usb/input/aiptek.c
index 0e2505c073db..a6693b0d1c4c 100644
--- a/drivers/usb/input/aiptek.c
+++ b/drivers/usb/input/aiptek.c
@@ -338,7 +338,7 @@ struct aiptek {
  * the bitmap which comes from the tablet. This hides the
  * issue that the F_keys are not sequentially numbered.
  */
-static int macroKeyEvents[] = {
+static const int macroKeyEvents[] = {
 	KEY_ESC, KEY_F1, KEY_F2, KEY_F3, KEY_F4, KEY_F5,
 	KEY_F6, KEY_F7, KEY_F8, KEY_F9, KEY_F10, KEY_F11,
 	KEY_F12, KEY_F13, KEY_F14, KEY_F15, KEY_F16, KEY_F17,
@@ -2093,7 +2093,7 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	/* Programming the tablet macro keys needs to be done with a for loop
 	 * as the keycodes are discontiguous.
 	 */
-	for (i = 0; i < sizeof(macroKeyEvents) / sizeof(macroKeyEvents[0]); ++i)
+	for (i = 0; i < ARRAY_SIZE(macroKeyEvents); ++i)
 		set_bit(macroKeyEvents[i], inputdev->keybit);
 
 	/*
@@ -2135,7 +2135,7 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	 * not an error :-)
 	 */
 
-	for (i = 0; i < sizeof(speeds) / sizeof(speeds[0]); ++i) {
+	for (i = 0; i < ARRAY_SIZE(speeds); ++i) {
 		aiptek->curSetting.programmableDelay = speeds[i];
 		(void)aiptek_program_tablet(aiptek);
 		if (aiptek->inputdev->absmax[ABS_X] > 0) {
@@ -2190,7 +2190,6 @@ fail1:	input_free_device(inputdev);
 static void aiptek_disconnect(struct usb_interface *intf);
 
 static struct usb_driver aiptek_driver = {
-	.owner = THIS_MODULE,
 	.name = "aiptek",
 	.probe = aiptek_probe,
 	.disconnect = aiptek_disconnect,
diff --git a/drivers/usb/input/appletouch.c b/drivers/usb/input/appletouch.c
index 15840db092a5..1949b54f41f2 100644
--- a/drivers/usb/input/appletouch.c
+++ b/drivers/usb/input/appletouch.c
@@ -452,7 +452,6 @@ static int atp_resume(struct usb_interface *iface)
 }
 
 static struct usb_driver atp_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "appletouch",
 	.probe		= atp_probe,
 	.disconnect	= atp_disconnect,
diff --git a/drivers/usb/input/ati_remote.c b/drivers/usb/input/ati_remote.c
index 9a2a47db9494..f7bdc506e613 100644
--- a/drivers/usb/input/ati_remote.c
+++ b/drivers/usb/input/ati_remote.c
@@ -96,6 +96,7 @@
 #include <linux/usb.h>
 #include <linux/usb_input.h>
 #include <linux/wait.h>
+#include <linux/jiffies.h>
 
 /*
  * Module and Version Information, Module Parameters
@@ -146,7 +147,7 @@ static char init1[] = { 0x01, 0x00, 0x20, 0x14 };
 static char init2[] = { 0x01, 0x00, 0x20, 0x14, 0x20, 0x20, 0x20 };
 
 /* Acceleration curve for directional control pad */
-static char accel[] = { 1, 2, 4, 6, 9, 13, 20 };
+static const char accel[] = { 1, 2, 4, 6, 9, 13, 20 };
 
 /* Duplicate event filtering time.
  * Sequential, identical KIND_FILTERED inputs with less than
@@ -197,7 +198,7 @@ struct ati_remote {
 #define KIND_ACCEL      7   /* Directional keypad - left, right, up, down.*/
 
 /* Translation table from hardware messages to input events. */
-static struct {
+static const struct {
 	short kind;
 	unsigned char data1, data2;
 	int type;
@@ -295,7 +296,6 @@ static void ati_remote_disconnect	(struct usb_interface *interface);
 
 /* usb specific object to register with the usb subsystem */
 static struct usb_driver ati_remote_driver = {
-	.owner        = THIS_MODULE,
 	.name         = "ati_remote",
 	.probe        = ati_remote_probe,
 	.disconnect   = ati_remote_disconnect,
@@ -472,7 +472,7 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs)
 		/* Filter duplicate events which happen "too close" together. */
 		if ((ati_remote->old_data[0] == data[1]) &&
 			(ati_remote->old_data[1] == data[2]) &&
-			((ati_remote->old_jiffies + FILTER_TIME) > jiffies)) {
+			time_before(jiffies, ati_remote->old_jiffies + FILTER_TIME)) {
 			ati_remote->repeat_count++;
 		} else {
 			ati_remote->repeat_count = 0;
@@ -507,16 +507,16 @@ static void ati_remote_input_report(struct urb *urb, struct pt_regs *regs)
 	 * pad down, so we increase acceleration, ramping up over two seconds to
 	 * a maximum speed.  The acceleration curve is #defined above.
 	 */
-	if ((jiffies - ati_remote->old_jiffies) > (HZ >> 2)) {
+	if (time_after(jiffies, ati_remote->old_jiffies + (HZ >> 2))) {
 		acc = 1;
 		ati_remote->acc_jiffies = jiffies;
 	}
-	else if ((jiffies - ati_remote->acc_jiffies) < (HZ >> 3))  acc = accel[0];
-	else if ((jiffies - ati_remote->acc_jiffies) < (HZ >> 2))  acc = accel[1];
-	else if ((jiffies - ati_remote->acc_jiffies) < (HZ >> 1))  acc = accel[2];
-	else if ((jiffies - ati_remote->acc_jiffies) < HZ )        acc = accel[3];
-	else if ((jiffies - ati_remote->acc_jiffies) < HZ+(HZ>>1)) acc = accel[4];
-	else if ((jiffies - ati_remote->acc_jiffies) < (HZ << 1))  acc = accel[5];
+	else if (time_before(jiffies, ati_remote->acc_jiffies + (HZ >> 3)))  acc = accel[0];
+	else if (time_before(jiffies, ati_remote->acc_jiffies + (HZ >> 2)))  acc = accel[1];
+	else if (time_before(jiffies, ati_remote->acc_jiffies + (HZ >> 1)))  acc = accel[2];
+	else if (time_before(jiffies, ati_remote->acc_jiffies + HZ))         acc = accel[3];
+	else if (time_before(jiffies, ati_remote->acc_jiffies + HZ+(HZ>>1))) acc = accel[4];
+	else if (time_before(jiffies, ati_remote->acc_jiffies + (HZ << 1)))  acc = accel[5];
 	else acc = accel[6];
 
 	input_regs(dev, regs);
diff --git a/drivers/usb/input/ati_remote2.c b/drivers/usb/input/ati_remote2.c
new file mode 100644
index 000000000000..ab1a1ae24be9
--- /dev/null
+++ b/drivers/usb/input/ati_remote2.c
@@ -0,0 +1,477 @@
+/*
+ * ati_remote2 - ATI/Philips USB RF remote driver
+ *
+ * Copyright (C) 2005 Ville Syrjala <syrjala@sci.fi>
+ *
+ * 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/usb_input.h>
+
+#define DRIVER_DESC    "ATI/Philips USB RF remote driver"
+#define DRIVER_VERSION "0.1"
+
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_VERSION(DRIVER_VERSION);
+MODULE_AUTHOR("Ville Syrjala <syrjala@sci.fi>");
+MODULE_LICENSE("GPL");
+
+static unsigned int mode_mask = 0x1F;
+module_param(mode_mask, uint, 0644);
+MODULE_PARM_DESC(mode_mask, "Bitmask of modes to accept <4:PC><3:AUX4><2:AUX3><1:AUX2><0:AUX1>");
+
+static struct usb_device_id ati_remote2_id_table[] = {
+	{ USB_DEVICE(0x0471, 0x0602) },	/* ATI Remote Wonder II */
+	{ }
+};
+MODULE_DEVICE_TABLE(usb, ati_remote2_id_table);
+
+static struct {
+	int hw_code;
+	int key_code;
+} ati_remote2_key_table[] = {
+	{ 0x00, KEY_0 },
+	{ 0x01, KEY_1 },
+	{ 0x02, KEY_2 },
+	{ 0x03, KEY_3 },
+	{ 0x04, KEY_4 },
+	{ 0x05, KEY_5 },
+	{ 0x06, KEY_6 },
+	{ 0x07, KEY_7 },
+	{ 0x08, KEY_8 },
+	{ 0x09, KEY_9 },
+	{ 0x0c, KEY_POWER },
+	{ 0x0d, KEY_MUTE },
+	{ 0x10, KEY_VOLUMEUP },
+	{ 0x11, KEY_VOLUMEDOWN },
+	{ 0x20, KEY_CHANNELUP },
+	{ 0x21, KEY_CHANNELDOWN },
+	{ 0x28, KEY_FORWARD },
+	{ 0x29, KEY_REWIND },
+	{ 0x2c, KEY_PLAY },
+	{ 0x30, KEY_PAUSE },
+	{ 0x31, KEY_STOP },
+	{ 0x37, KEY_RECORD },
+	{ 0x38, KEY_DVD },
+	{ 0x39, KEY_TV },
+	{ 0x54, KEY_MENU },
+	{ 0x58, KEY_UP },
+	{ 0x59, KEY_DOWN },
+	{ 0x5a, KEY_LEFT },
+	{ 0x5b, KEY_RIGHT },
+	{ 0x5c, KEY_OK },
+	{ 0x78, KEY_A },
+	{ 0x79, KEY_B },
+	{ 0x7a, KEY_C },
+	{ 0x7b, KEY_D },
+	{ 0x7c, KEY_E },
+	{ 0x7d, KEY_F },
+	{ 0x82, KEY_ENTER },
+	{ 0x8e, KEY_VENDOR },
+	{ 0x96, KEY_COFFEE },
+	{ 0xa9, BTN_LEFT },
+	{ 0xaa, BTN_RIGHT },
+	{ 0xbe, KEY_QUESTION },
+	{ 0xd5, KEY_FRONT },
+	{ 0xd0, KEY_EDIT },
+	{ 0xf9, KEY_INFO },
+	{ (0x00 << 8) | 0x3f, KEY_PROG1 },
+	{ (0x01 << 8) | 0x3f, KEY_PROG2 },
+	{ (0x02 << 8) | 0x3f, KEY_PROG3 },
+	{ (0x03 << 8) | 0x3f, KEY_PROG4 },
+	{ (0x04 << 8) | 0x3f, KEY_PC },
+	{ 0, KEY_RESERVED }
+};
+
+struct ati_remote2 {
+	struct input_dev *idev;
+	struct usb_device *udev;
+
+	struct usb_interface *intf[2];
+	struct usb_endpoint_descriptor *ep[2];
+	struct urb *urb[2];
+	void *buf[2];
+	dma_addr_t buf_dma[2];
+
+	unsigned long jiffies;
+	int mode;
+
+	char name[64];
+	char phys[64];
+};
+
+static int ati_remote2_probe(struct usb_interface *interface, const struct usb_device_id *id);
+static void ati_remote2_disconnect(struct usb_interface *interface);
+
+static struct usb_driver ati_remote2_driver = {
+	.name       = "ati_remote2",
+	.probe      = ati_remote2_probe,
+	.disconnect = ati_remote2_disconnect,
+	.id_table   = ati_remote2_id_table,
+};
+
+static int ati_remote2_open(struct input_dev *idev)
+{
+	struct ati_remote2 *ar2 = idev->private;
+	int r;
+
+	r = usb_submit_urb(ar2->urb[0], GFP_KERNEL);
+	if (r) {
+		dev_err(&ar2->intf[0]->dev,
+			"%s: usb_submit_urb() = %d\n", __FUNCTION__, r);
+		return r;
+	}
+	r = usb_submit_urb(ar2->urb[1], GFP_KERNEL);
+	if (r) {
+		usb_kill_urb(ar2->urb[0]);
+		dev_err(&ar2->intf[1]->dev,
+			"%s: usb_submit_urb() = %d\n", __FUNCTION__, r);
+		return r;
+	}
+
+	return 0;
+}
+
+static void ati_remote2_close(struct input_dev *idev)
+{
+	struct ati_remote2 *ar2 = idev->private;
+
+	usb_kill_urb(ar2->urb[0]);
+	usb_kill_urb(ar2->urb[1]);
+}
+
+static void ati_remote2_input_mouse(struct ati_remote2 *ar2, struct pt_regs *regs)
+{
+	struct input_dev *idev = ar2->idev;
+	u8 *data = ar2->buf[0];
+
+	if (data[0] > 4) {
+		dev_err(&ar2->intf[0]->dev,
+			"Unknown mode byte (%02x %02x %02x %02x)\n",
+			data[3], data[2], data[1], data[0]);
+		return;
+	}
+
+	if (!((1 << data[0]) & mode_mask))
+		return;
+
+	input_regs(idev, regs);
+	input_event(idev, EV_REL, REL_X, (s8) data[1]);
+	input_event(idev, EV_REL, REL_Y, (s8) data[2]);
+	input_sync(idev);
+}
+
+static int ati_remote2_lookup(unsigned int hw_code)
+{
+	int i;
+
+	for (i = 0; ati_remote2_key_table[i].key_code != KEY_RESERVED; i++)
+		if (ati_remote2_key_table[i].hw_code == hw_code)
+			return i;
+
+	return -1;
+}
+
+static void ati_remote2_input_key(struct ati_remote2 *ar2, struct pt_regs *regs)
+{
+	struct input_dev *idev = ar2->idev;
+	u8 *data = ar2->buf[1];
+	int hw_code, index;
+
+	if (data[0] > 4) {
+		dev_err(&ar2->intf[1]->dev,
+			"Unknown mode byte (%02x %02x %02x %02x)\n",
+			data[3], data[2], data[1], data[0]);
+		return;
+	}
+
+	hw_code = data[2];
+	/*
+	 * Mode keys (AUX1-AUX4, PC) all generate the same code byte.
+	 * Use the mode byte to figure out which one was pressed.
+	 */
+	if (hw_code == 0x3f) {
+		/*
+		 * For some incomprehensible reason the mouse pad generates
+		 * events which look identical to the events from the last
+		 * pressed mode key. Naturally we don't want to generate key
+		 * events for the mouse pad so we filter out any subsequent
+		 * events from the same mode key.
+		 */
+		if (ar2->mode == data[0])
+			return;
+
+		if (data[1] == 0)
+			ar2->mode = data[0];
+
+		hw_code |= data[0] << 8;
+	}
+
+	if (!((1 << data[0]) & mode_mask))
+		return;
+
+	index = ati_remote2_lookup(hw_code);
+	if (index < 0) {
+		dev_err(&ar2->intf[1]->dev,
+			"Unknown code byte (%02x %02x %02x %02x)\n",
+			data[3], data[2], data[1], data[0]);
+		return;
+	}
+
+	switch (data[1]) {
+	case 0:	/* release */
+		break;
+	case 1:	/* press */
+		ar2->jiffies = jiffies + msecs_to_jiffies(idev->rep[REP_DELAY]);
+		break;
+	case 2:	/* repeat */
+
+		/* No repeat for mouse buttons. */
+		if (ati_remote2_key_table[index].key_code == BTN_LEFT ||
+		    ati_remote2_key_table[index].key_code == BTN_RIGHT)
+			return;
+
+		if (!time_after_eq(jiffies, ar2->jiffies))
+			return;
+
+		ar2->jiffies = jiffies + msecs_to_jiffies(idev->rep[REP_PERIOD]);
+		break;
+	default:
+		dev_err(&ar2->intf[1]->dev,
+			"Unknown state byte (%02x %02x %02x %02x)\n",
+			data[3], data[2], data[1], data[0]);
+		return;
+	}
+
+	input_regs(idev, regs);
+	input_event(idev, EV_KEY, ati_remote2_key_table[index].key_code, data[1]);
+	input_sync(idev);
+}
+
+static void ati_remote2_complete_mouse(struct urb *urb, struct pt_regs *regs)
+{
+	struct ati_remote2 *ar2 = urb->context;
+	int r;
+
+	switch (urb->status) {
+	case 0:
+		ati_remote2_input_mouse(ar2, regs);
+		break;
+	case -ENOENT:
+	case -EILSEQ:
+	case -ECONNRESET:
+	case -ESHUTDOWN:
+		dev_dbg(&ar2->intf[0]->dev,
+			"%s(): urb status = %d\n", __FUNCTION__, urb->status);
+		return;
+	default:
+		dev_err(&ar2->intf[0]->dev,
+			"%s(): urb status = %d\n", __FUNCTION__, urb->status);
+	}
+
+	r = usb_submit_urb(urb, GFP_ATOMIC);
+	if (r)
+		dev_err(&ar2->intf[0]->dev,
+			"%s(): usb_submit_urb() = %d\n", __FUNCTION__, r);
+}
+
+static void ati_remote2_complete_key(struct urb *urb, struct pt_regs *regs)
+{
+	struct ati_remote2 *ar2 = urb->context;
+	int r;
+
+	switch (urb->status) {
+	case 0:
+		ati_remote2_input_key(ar2, regs);
+		break;
+	case -ENOENT:
+	case -EILSEQ:
+	case -ECONNRESET:
+	case -ESHUTDOWN:
+		dev_dbg(&ar2->intf[1]->dev,
+			"%s(): urb status = %d\n", __FUNCTION__, urb->status);
+		return;
+	default:
+		dev_err(&ar2->intf[1]->dev,
+			"%s(): urb status = %d\n", __FUNCTION__, urb->status);
+	}
+
+	r = usb_submit_urb(urb, GFP_ATOMIC);
+	if (r)
+		dev_err(&ar2->intf[1]->dev,
+			"%s(): usb_submit_urb() = %d\n", __FUNCTION__, r);
+}
+
+static int ati_remote2_input_init(struct ati_remote2 *ar2)
+{
+	struct input_dev *idev;
+	int i;
+
+	idev = input_allocate_device();
+	if (!idev)
+		return -ENOMEM;
+
+	ar2->idev = idev;
+	idev->private = ar2;
+
+	idev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP) | BIT(EV_REL);
+	idev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_RIGHT);
+	idev->relbit[0] = BIT(REL_X) | BIT(REL_Y);
+	for (i = 0; ati_remote2_key_table[i].key_code != KEY_RESERVED; i++)
+		set_bit(ati_remote2_key_table[i].key_code, idev->keybit);
+
+	idev->rep[REP_DELAY]  = 250;
+	idev->rep[REP_PERIOD] = 33;
+
+	idev->open = ati_remote2_open;
+	idev->close = ati_remote2_close;
+
+	idev->name = ar2->name;
+	idev->phys = ar2->phys;
+
+	usb_to_input_id(ar2->udev, &idev->id);
+	idev->cdev.dev = &ar2->udev->dev;
+
+	i = input_register_device(idev);
+	if (i)
+		input_free_device(idev);
+
+	return i;
+}
+
+static int ati_remote2_urb_init(struct ati_remote2 *ar2)
+{
+	struct usb_device *udev = ar2->udev;
+	int i, pipe, maxp;
+
+	for (i = 0; i < 2; i++) {
+		ar2->buf[i] = usb_buffer_alloc(udev, 4, GFP_KERNEL, &ar2->buf_dma[i]);
+		if (!ar2->buf[i])
+			return -ENOMEM;
+
+		ar2->urb[i] = usb_alloc_urb(0, GFP_KERNEL);
+		if (!ar2->urb[i])
+			return -ENOMEM;
+
+		pipe = usb_rcvintpipe(udev, ar2->ep[i]->bEndpointAddress);
+		maxp = usb_maxpacket(udev, pipe, usb_pipeout(pipe));
+		maxp = maxp > 4 ? 4 : maxp;
+
+		usb_fill_int_urb(ar2->urb[i], udev, pipe, ar2->buf[i], maxp,
+				 i ? ati_remote2_complete_key : ati_remote2_complete_mouse,
+				 ar2, ar2->ep[i]->bInterval);
+		ar2->urb[i]->transfer_dma = ar2->buf_dma[i];
+		ar2->urb[i]->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+	}
+
+	return 0;
+}
+
+static void ati_remote2_urb_cleanup(struct ati_remote2 *ar2)
+{
+	int i;
+
+	for (i = 0; i < 2; i++) {
+		if (ar2->urb[i])
+			usb_free_urb(ar2->urb[i]);
+
+		if (ar2->buf[i])
+			usb_buffer_free(ar2->udev, 4, ar2->buf[i], ar2->buf_dma[i]);
+	}
+}
+
+static int ati_remote2_probe(struct usb_interface *interface, const struct usb_device_id *id)
+{
+	struct usb_device *udev = interface_to_usbdev(interface);
+	struct usb_host_interface *alt = interface->cur_altsetting;
+	struct ati_remote2 *ar2;
+	int r;
+
+	if (alt->desc.bInterfaceNumber)
+		return -ENODEV;
+
+	ar2 = kzalloc(sizeof (struct ati_remote2), GFP_KERNEL);
+	if (!ar2)
+		return -ENOMEM;
+
+	ar2->udev = udev;
+
+	ar2->intf[0] = interface;
+	ar2->ep[0] = &alt->endpoint[0].desc;
+
+	ar2->intf[1] = usb_ifnum_to_if(udev, 1);
+	r = usb_driver_claim_interface(&ati_remote2_driver, ar2->intf[1], ar2);
+	if (r)
+		goto fail1;
+	alt = ar2->intf[1]->cur_altsetting;
+	ar2->ep[1] = &alt->endpoint[0].desc;
+
+	r = ati_remote2_urb_init(ar2);
+	if (r)
+		goto fail2;
+
+	usb_make_path(udev, ar2->phys, sizeof(ar2->phys));
+	strlcat(ar2->phys, "/input0", sizeof(ar2->phys));
+
+	strlcat(ar2->name, "ATI Remote Wonder II", sizeof(ar2->name));
+
+	r = ati_remote2_input_init(ar2);
+	if (r)
+		goto fail2;
+
+	usb_set_intfdata(interface, ar2);
+
+	return 0;
+
+ fail2:
+	ati_remote2_urb_cleanup(ar2);
+
+	usb_driver_release_interface(&ati_remote2_driver, ar2->intf[1]);
+ fail1:
+	kfree(ar2);
+
+	return r;
+}
+
+static void ati_remote2_disconnect(struct usb_interface *interface)
+{
+	struct ati_remote2 *ar2;
+	struct usb_host_interface *alt = interface->cur_altsetting;
+
+	if (alt->desc.bInterfaceNumber)
+		return;
+
+	ar2 = usb_get_intfdata(interface);
+	usb_set_intfdata(interface, NULL);
+
+	input_unregister_device(ar2->idev);
+
+	ati_remote2_urb_cleanup(ar2);
+
+	usb_driver_release_interface(&ati_remote2_driver, ar2->intf[1]);
+
+	kfree(ar2);
+}
+
+static int __init ati_remote2_init(void)
+{
+	int r;
+
+	r = usb_register(&ati_remote2_driver);
+	if (r)
+		printk(KERN_ERR "ati_remote2: usb_register() = %d\n", r);
+	else
+		printk(KERN_INFO "ati_remote2: " DRIVER_DESC " " DRIVER_VERSION "\n");
+
+	return r;
+}
+
+static void __exit ati_remote2_exit(void)
+{
+	usb_deregister(&ati_remote2_driver);
+}
+
+module_init(ati_remote2_init);
+module_exit(ati_remote2_exit);
diff --git a/drivers/usb/input/fixp-arith.h b/drivers/usb/input/fixp-arith.h
index 26ca5b890a61..b44d398de071 100644
--- a/drivers/usb/input/fixp-arith.h
+++ b/drivers/usb/input/fixp-arith.h
@@ -38,7 +38,7 @@ typedef s16 fixp_t;
 #define FRAC_MASK ((1<<FRAC_N)-1)
 
 // Not to be used directly. Use fixp_{cos,sin}
-static fixp_t cos_table[45] = {
+static const fixp_t cos_table[45] = {
 	0x0100,	0x00FF,	0x00FF,	0x00FE,	0x00FD,	0x00FC,	0x00FA,	0x00F8,
 	0x00F6,	0x00F3,	0x00F0,	0x00ED,	0x00E9,	0x00E6,	0x00E2,	0x00DD,
 	0x00D9,	0x00D4,	0x00CF,	0x00C9,	0x00C4,	0x00BE,	0x00B8,	0x00B1,
diff --git a/drivers/usb/input/hid-core.c b/drivers/usb/input/hid-core.c
index a3e44ef1df43..5f52979af1c7 100644
--- a/drivers/usb/input/hid-core.c
+++ b/drivers/usb/input/hid-core.c
@@ -1454,7 +1454,7 @@ void hid_init_reports(struct hid_device *hid)
  * Alphabetically sorted blacklist by quirk type.
  */
 
-static struct hid_blacklist {
+static const struct hid_blacklist {
 	__u16 idVendor;
 	__u16 idProduct;
 	unsigned quirks;
@@ -1930,7 +1930,6 @@ static struct usb_device_id hid_usb_ids [] = {
 MODULE_DEVICE_TABLE (usb, hid_usb_ids);
 
 static struct usb_driver hid_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"usbhid",
 	.probe =	hid_probe,
 	.disconnect =	hid_disconnect,
diff --git a/drivers/usb/input/hid-input.c b/drivers/usb/input/hid-input.c
index 1220a5004a5c..192a03b28971 100644
--- a/drivers/usb/input/hid-input.c
+++ b/drivers/usb/input/hid-input.c
@@ -39,7 +39,7 @@
 
 #define unk	KEY_UNKNOWN
 
-static unsigned char hid_keyboard[256] = {
+static const unsigned char hid_keyboard[256] = {
 	  0,  0,  0,  0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38,
 	 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44,  2,  3,
 	  4,  5,  6,  7,  8,  9, 10, 11, 28,  1, 14, 15, 57, 12, 13, 26,
@@ -58,7 +58,7 @@ static unsigned char hid_keyboard[256] = {
 	150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk
 };
 
-static struct {
+static const struct {
 	__s32 x;
 	__s32 y;
 }  hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}};
diff --git a/drivers/usb/input/hiddev.c b/drivers/usb/input/hiddev.c
index 440377c7a0da..4dff8473553d 100644
--- a/drivers/usb/input/hiddev.c
+++ b/drivers/usb/input/hiddev.c
@@ -826,7 +826,6 @@ static int hiddev_usbd_probe(struct usb_interface *intf,
 
 
 static /* const */ struct usb_driver hiddev_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"hiddev",
 	.probe =	hiddev_usbd_probe,
 };
diff --git a/drivers/usb/input/itmtouch.c b/drivers/usb/input/itmtouch.c
index 4a50acb39d29..7618ae5c104f 100644
--- a/drivers/usb/input/itmtouch.c
+++ b/drivers/usb/input/itmtouch.c
@@ -250,7 +250,6 @@ static void itmtouch_disconnect(struct usb_interface *intf)
 MODULE_DEVICE_TABLE(usb, itmtouch_ids);
 
 static struct usb_driver itmtouch_driver = {
-	.owner =        THIS_MODULE,
 	.name =         "itmtouch",
 	.probe =        itmtouch_probe,
 	.disconnect =   itmtouch_disconnect,
diff --git a/drivers/usb/input/kbtab.c b/drivers/usb/input/kbtab.c
index fd48e74e78ed..f6d5cead542b 100644
--- a/drivers/usb/input/kbtab.c
+++ b/drivers/usb/input/kbtab.c
@@ -197,7 +197,6 @@ static void kbtab_disconnect(struct usb_interface *intf)
 }
 
 static struct usb_driver kbtab_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"kbtab",
 	.probe =	kbtab_probe,
 	.disconnect =	kbtab_disconnect,
diff --git a/drivers/usb/input/keyspan_remote.c b/drivers/usb/input/keyspan_remote.c
index a32cfe51b77d..b4a051b549d1 100644
--- a/drivers/usb/input/keyspan_remote.c
+++ b/drivers/usb/input/keyspan_remote.c
@@ -95,7 +95,7 @@ struct usb_keyspan {
  * Currently there are 15 and 17 button models so RESERVED codes
  * are blank areas in the mapping.
  */
-static int keyspan_key_table[] = {
+static const int keyspan_key_table[] = {
 	KEY_RESERVED,		/* 0 is just a place holder. */
 	KEY_RESERVED,
 	KEY_STOP,
@@ -559,7 +559,6 @@ static void keyspan_disconnect(struct usb_interface *interface)
  */
 static struct usb_driver keyspan_driver =
 {
-	.owner =	THIS_MODULE,
 	.name =		"keyspan_remote",
 	.probe =	keyspan_probe,
 	.disconnect =	keyspan_disconnect,
diff --git a/drivers/usb/input/mtouchusb.c b/drivers/usb/input/mtouchusb.c
index 52cc18cd247d..f018953a5485 100644
--- a/drivers/usb/input/mtouchusb.c
+++ b/drivers/usb/input/mtouchusb.c
@@ -310,7 +310,6 @@ static void mtouchusb_disconnect(struct usb_interface *intf)
 MODULE_DEVICE_TABLE(usb, mtouchusb_devices);
 
 static struct usb_driver mtouchusb_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "mtouchusb",
 	.probe		= mtouchusb_probe,
 	.disconnect	= mtouchusb_disconnect,
diff --git a/drivers/usb/input/powermate.c b/drivers/usb/input/powermate.c
index b7476233ef5d..fdf0f788062c 100644
--- a/drivers/usb/input/powermate.c
+++ b/drivers/usb/input/powermate.c
@@ -441,7 +441,6 @@ static struct usb_device_id powermate_devices [] = {
 MODULE_DEVICE_TABLE (usb, powermate_devices);
 
 static struct usb_driver powermate_driver = {
-	.owner =	THIS_MODULE,
         .name =         "powermate",
         .probe =        powermate_probe,
         .disconnect =   powermate_disconnect,
diff --git a/drivers/usb/input/touchkitusb.c b/drivers/usb/input/touchkitusb.c
index 7420c6b84284..3b3c7b4120a2 100644
--- a/drivers/usb/input/touchkitusb.c
+++ b/drivers/usb/input/touchkitusb.c
@@ -1,7 +1,7 @@
 /******************************************************************************
  * touchkitusb.c  --  Driver for eGalax TouchKit USB Touchscreens
  *
- * Copyright (C) 2004 by Daniel Ritz
+ * Copyright (C) 2004-2005 by Daniel Ritz <daniel.ritz@gmx.ch>
  * Copyright (C) by Todd E. Johnson (mtouchusb.c)
  *
  * This program is free software; you can redistribute it and/or
@@ -41,15 +41,13 @@
 #define TOUCHKIT_MAX_YC			0x07ff
 #define TOUCHKIT_YC_FUZZ		0x0
 #define TOUCHKIT_YC_FLAT		0x0
-#define TOUCHKIT_REPORT_DATA_SIZE	8
+#define TOUCHKIT_REPORT_DATA_SIZE	16
 
 #define TOUCHKIT_DOWN			0x01
-#define TOUCHKIT_POINT_TOUCH		0x81
-#define TOUCHKIT_POINT_NOTOUCH		0x80
 
-#define TOUCHKIT_GET_TOUCHED(dat)	((((dat)[0]) & TOUCHKIT_DOWN) ? 1 : 0)
-#define TOUCHKIT_GET_X(dat)		(((dat)[3] << 7) | (dat)[4])
-#define TOUCHKIT_GET_Y(dat)		(((dat)[1] << 7) | (dat)[2])
+#define TOUCHKIT_PKT_TYPE_MASK		0xFE
+#define TOUCHKIT_PKT_TYPE_REPT		0x80
+#define TOUCHKIT_PKT_TYPE_DIAG		0x0A
 
 #define DRIVER_VERSION			"v0.1"
 #define DRIVER_AUTHOR			"Daniel Ritz <daniel.ritz@gmx.ch>"
@@ -62,6 +60,8 @@ MODULE_PARM_DESC(swap_xy, "If set X and Y axes are swapped.");
 struct touchkit_usb {
 	unsigned char *data;
 	dma_addr_t data_dma;
+	char buffer[TOUCHKIT_REPORT_DATA_SIZE];
+	int buf_len;
 	struct urb *irq;
 	struct usb_device *udev;
 	struct input_dev *input;
@@ -77,11 +77,128 @@ static struct usb_device_id touchkit_devices[] = {
 	{}
 };
 
+/* helpers to read the data */
+static inline int touchkit_get_touched(char *data)
+{
+	return (data[0] & TOUCHKIT_DOWN) ? 1 : 0;
+}
+
+static inline int touchkit_get_x(char *data)
+{
+	return ((data[3] & 0x0F) << 7) | (data[4] & 0x7F);
+}
+
+static inline int touchkit_get_y(char *data)
+{
+	return ((data[1] & 0x0F) << 7) | (data[2] & 0x7F);
+}
+
+
+/* processes one input packet. */
+static void touchkit_process_pkt(struct touchkit_usb *touchkit,
+                                 struct pt_regs *regs, char *pkt)
+{
+	int x, y;
+
+	/* only process report packets */
+	if ((pkt[0] & TOUCHKIT_PKT_TYPE_MASK) != TOUCHKIT_PKT_TYPE_REPT)
+		return;
+
+	if (swap_xy) {
+		y = touchkit_get_x(pkt);
+		x = touchkit_get_y(pkt);
+	} else {
+		x = touchkit_get_x(pkt);
+		y = touchkit_get_y(pkt);
+	}
+
+	input_regs(touchkit->input, regs);
+	input_report_key(touchkit->input, BTN_TOUCH, touchkit_get_touched(pkt));
+	input_report_abs(touchkit->input, ABS_X, x);
+	input_report_abs(touchkit->input, ABS_Y, y);
+	input_sync(touchkit->input);
+}
+
+
+static int touchkit_get_pkt_len(char *buf)
+{
+	switch (buf[0] & TOUCHKIT_PKT_TYPE_MASK) {
+	case TOUCHKIT_PKT_TYPE_REPT:
+		return 5;
+
+	case TOUCHKIT_PKT_TYPE_DIAG:
+		return buf[1] + 2;
+	}
+
+	return 0;
+}
+
+static void touchkit_process(struct touchkit_usb *touchkit, int len,
+                             struct pt_regs *regs)
+{
+	char *buffer;
+	int pkt_len, buf_len, pos;
+
+	/* if the buffer contains data, append */
+	if (unlikely(touchkit->buf_len)) {
+		int tmp;
+
+		/* if only 1 byte in buffer, add another one to get length */
+		if (touchkit->buf_len == 1)
+			touchkit->buffer[1] = touchkit->data[0];
+
+		pkt_len = touchkit_get_pkt_len(touchkit->buffer);
+
+		/* unknown packet: drop everything */
+		if (!pkt_len)
+			return;
+
+		/* append, process */
+		tmp = pkt_len - touchkit->buf_len;
+		memcpy(touchkit->buffer + touchkit->buf_len, touchkit->data, tmp);
+		touchkit_process_pkt(touchkit, regs, touchkit->buffer);
+
+		buffer = touchkit->data + tmp;
+		buf_len = len - tmp;
+	} else {
+		buffer = touchkit->data;
+		buf_len = len;
+	}
+
+	/* only one byte left in buffer */
+	if (unlikely(buf_len == 1)) {
+		touchkit->buffer[0] = buffer[0];
+		touchkit->buf_len = 1;
+		return;
+	}
+
+	/* loop over the buffer */
+	pos = 0;
+	while (pos < buf_len) {
+		/* get packet len */
+		pkt_len = touchkit_get_pkt_len(buffer + pos);
+
+		/* unknown packet: drop everything */
+		if (unlikely(!pkt_len))
+			return;
+
+		/* full packet: process */
+		if (likely(pkt_len <= buf_len)) {
+			touchkit_process_pkt(touchkit, regs, buffer + pos);
+		} else {
+			/* incomplete packet: save in buffer */
+			memcpy(touchkit->buffer, buffer + pos, buf_len - pos);
+			touchkit->buf_len = buf_len - pos;
+		}
+		pos += pkt_len;
+	}
+}
+
+
 static void touchkit_irq(struct urb *urb, struct pt_regs *regs)
 {
 	struct touchkit_usb *touchkit = urb->context;
 	int retval;
-	int x, y;
 
 	switch (urb->status) {
 	case 0:
@@ -105,20 +222,7 @@ static void touchkit_irq(struct urb *urb, struct pt_regs *regs)
 		goto exit;
 	}
 
-	if (swap_xy) {
-		y = TOUCHKIT_GET_X(touchkit->data);
-		x = TOUCHKIT_GET_Y(touchkit->data);
-	} else {
-		x = TOUCHKIT_GET_X(touchkit->data);
-		y = TOUCHKIT_GET_Y(touchkit->data);
-	}
-
-	input_regs(touchkit->input, regs);
-	input_report_key(touchkit->input, BTN_TOUCH,
-	                 TOUCHKIT_GET_TOUCHED(touchkit->data));
-	input_report_abs(touchkit->input, ABS_X, x);
-	input_report_abs(touchkit->input, ABS_Y, y);
-	input_sync(touchkit->input);
+	touchkit_process(touchkit, urb->actual_length, regs);
 
 exit:
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
@@ -267,7 +371,6 @@ static void touchkit_disconnect(struct usb_interface *intf)
 MODULE_DEVICE_TABLE(usb, touchkit_devices);
 
 static struct usb_driver touchkit_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "touchkitusb",
 	.probe		= touchkit_probe,
 	.disconnect	= touchkit_disconnect,
diff --git a/drivers/usb/input/usbkbd.c b/drivers/usb/input/usbkbd.c
index 226b6f90a907..2f3edc26cb50 100644
--- a/drivers/usb/input/usbkbd.c
+++ b/drivers/usb/input/usbkbd.c
@@ -345,7 +345,6 @@ static struct usb_device_id usb_kbd_id_table [] = {
 MODULE_DEVICE_TABLE (usb, usb_kbd_id_table);
 
 static struct usb_driver usb_kbd_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"usbkbd",
 	.probe =	usb_kbd_probe,
 	.disconnect =	usb_kbd_disconnect,
diff --git a/drivers/usb/input/usbmouse.c b/drivers/usb/input/usbmouse.c
index 230f6b1b314a..af526135d210 100644
--- a/drivers/usb/input/usbmouse.c
+++ b/drivers/usb/input/usbmouse.c
@@ -226,7 +226,6 @@ static struct usb_device_id usb_mouse_id_table [] = {
 MODULE_DEVICE_TABLE (usb, usb_mouse_id_table);
 
 static struct usb_driver usb_mouse_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "usbmouse",
 	.probe		= usb_mouse_probe,
 	.disconnect	= usb_mouse_disconnect,
diff --git a/drivers/usb/input/wacom.c b/drivers/usb/input/wacom.c
index dc099bbe12bf..48df4cfd5a42 100644
--- a/drivers/usb/input/wacom.c
+++ b/drivers/usb/input/wacom.c
@@ -945,7 +945,6 @@ static void wacom_disconnect(struct usb_interface *intf)
 }
 
 static struct usb_driver wacom_driver = {
-	.owner =	THIS_MODULE,
 	.name =		"wacom",
 	.probe =	wacom_probe,
 	.disconnect =	wacom_disconnect,
diff --git a/drivers/usb/input/xpad.c b/drivers/usb/input/xpad.c
index 43112f040b6d..e278489a80c6 100644
--- a/drivers/usb/input/xpad.c
+++ b/drivers/usb/input/xpad.c
@@ -70,7 +70,7 @@
 
 #define XPAD_PKT_LEN 32
 
-static struct xpad_device {
+static const struct xpad_device {
 	u16 idVendor;
 	u16 idProduct;
 	char *name;
@@ -81,13 +81,13 @@ static struct xpad_device {
 	{ 0x0000, 0x0000, "X-Box pad" }
 };
 
-static signed short xpad_btn[] = {
+static const signed short xpad_btn[] = {
 	BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z,	/* "analog" buttons */
 	BTN_START, BTN_BACK, BTN_THUMBL, BTN_THUMBR,	/* start/back/sticks */
 	-1						/* terminating entry */
 };
 
-static signed short xpad_abs[] = {
+static const signed short xpad_abs[] = {
 	ABS_X, ABS_Y,		/* left stick */
 	ABS_RX, ABS_RY,		/* right stick */
 	ABS_Z, ABS_RZ,		/* triggers left/right */
@@ -316,7 +316,6 @@ static void xpad_disconnect(struct usb_interface *intf)
 }
 
 static struct usb_driver xpad_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "xpad",
 	.probe		= xpad_probe,
 	.disconnect	= xpad_disconnect,
diff --git a/drivers/usb/input/yealink.c b/drivers/usb/input/yealink.c
index f526aebea502..1bfc105ad4d6 100644
--- a/drivers/usb/input/yealink.c
+++ b/drivers/usb/input/yealink.c
@@ -987,7 +987,6 @@ static int usb_probe(struct usb_interface *intf, const struct usb_device_id *id)
 }
 
 static struct usb_driver yealink_driver = {
-	.owner		= THIS_MODULE,
 	.name		= "yealink",
 	.probe		= usb_probe,
 	.disconnect	= usb_disconnect,