Merge branch 'next' into for-linus

4 files changed, 290 insertions, 37 deletions

diff --git a/drivers/input/tablet/aiptek.c b/drivers/input/tablet/aiptek.c
index 6d89fd1842c..85bace2c8fe 100644
--- a/drivers/input/tablet/aiptek.c
+++ b/drivers/input/tablet/aiptek.c
@@ -1198,9 +1198,9 @@ static ssize_t
 store_tabletXtilt(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
 	struct aiptek *aiptek = dev_get_drvdata(dev);
-	long x;
+	int x;
 
-	if (strict_strtol(buf, 10, &x)) {
+	if (kstrtoint(buf, 10, &x)) {
 		size_t len = buf[count - 1] == '\n' ? count - 1 : count;
 
 		if (strncmp(buf, "disable", len))
@@ -1240,9 +1240,9 @@ static ssize_t
 store_tabletYtilt(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
 	struct aiptek *aiptek = dev_get_drvdata(dev);
-	long y;
+	int y;
 
-	if (strict_strtol(buf, 10, &y)) {
+	if (kstrtoint(buf, 10, &y)) {
 		size_t len = buf[count - 1] == '\n' ? count - 1 : count;
 
 		if (strncmp(buf, "disable", len))
@@ -1277,12 +1277,13 @@ static ssize_t
 store_tabletJitterDelay(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
 	struct aiptek *aiptek = dev_get_drvdata(dev);
-	long j;
+	int err, j;
 
-	if (strict_strtol(buf, 10, &j))
-		return -EINVAL;
+	err = kstrtoint(buf, 10, &j);
+	if (err)
+		return err;
 
-	aiptek->newSetting.jitterDelay = (int)j;
+	aiptek->newSetting.jitterDelay = j;
 	return count;
 }
 
@@ -1306,12 +1307,13 @@ static ssize_t
 store_tabletProgrammableDelay(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
 	struct aiptek *aiptek = dev_get_drvdata(dev);
-	long d;
+	int err, d;
 
-	if (strict_strtol(buf, 10, &d))
-		return -EINVAL;
+	err = kstrtoint(buf, 10, &d);
+	if (err)
+		return err;
 
-	aiptek->newSetting.programmableDelay = (int)d;
+	aiptek->newSetting.programmableDelay = d;
 	return count;
 }
 
@@ -1557,11 +1559,13 @@ static ssize_t
 store_tabletWheel(struct device *dev, struct device_attribute *attr, const char *buf, size_t count)
 {
 	struct aiptek *aiptek = dev_get_drvdata(dev);
-	long w;
+	int err, w;
 
-	if (strict_strtol(buf, 10, &w)) return -EINVAL;
+	err = kstrtoint(buf, 10, &w);
+	if (err)
+		return err;
 
-	aiptek->newSetting.wheel = (int)w;
+	aiptek->newSetting.wheel = w;
 	return count;
 }
 
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index 1c1b7b43cf9..7e63183a6c6 100644
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -28,7 +28,9 @@
 #define HID_USAGE_Y_TILT		0x3e
 #define HID_USAGE_FINGER		0x22
 #define HID_USAGE_STYLUS		0x20
-#define HID_COLLECTION			0xc0
+#define HID_COLLECTION			0xa1
+#define HID_COLLECTION_LOGICAL		0x02
+#define HID_COLLECTION_END		0xc0
 
 enum {
 	WCM_UNDEFINED = 0,
@@ -66,7 +68,8 @@ static int wacom_get_report(struct usb_interface *intf, u8 type, u8 id,
 	do {
 		retval = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0),
 				USB_REQ_GET_REPORT,
-				USB_TYPE_CLASS | USB_RECIP_INTERFACE,
+				USB_DIR_IN | USB_TYPE_CLASS |
+				USB_RECIP_INTERFACE,
 				(type << 8) + id,
 				intf->altsetting[0].desc.bInterfaceNumber,
 				buf, size, 100);
@@ -164,7 +167,70 @@ static void wacom_close(struct input_dev *dev)
 		usb_autopm_put_interface(wacom->intf);
 }
 
-static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hid_desc,
+static int wacom_parse_logical_collection(unsigned char *report,
+					  struct wacom_features *features)
+{
+	int length = 0;
+
+	if (features->type == BAMBOO_PT) {
+
+		/* Logical collection is only used by 3rd gen Bamboo Touch */
+		features->pktlen = WACOM_PKGLEN_BBTOUCH3;
+		features->device_type = BTN_TOOL_DOUBLETAP;
+
+		/*
+		 * Stylus and Touch have same active area
+		 * so compute physical size based on stylus
+		 * data before its overwritten.
+		 */
+		features->x_phy =
+			(features->x_max * features->x_resolution) / 100;
+		features->y_phy =
+			(features->y_max * features->y_resolution) / 100;
+
+		features->x_max = features->y_max =
+			get_unaligned_le16(&report[10]);
+
+		length = 11;
+	}
+	return length;
+}
+
+/*
+ * Interface Descriptor of wacom devices can be incomplete and
+ * inconsistent so wacom_features table is used to store stylus
+ * device's packet lengths, various maximum values, and tablet
+ * resolution based on product ID's.
+ *
+ * For devices that contain 2 interfaces, wacom_features table is
+ * inaccurate for the touch interface.  Since the Interface Descriptor
+ * for touch interfaces has pretty complete data, this function exists
+ * to query tablet for this missing information instead of hard coding in
+ * an additional table.
+ *
+ * A typical Interface Descriptor for a stylus will contain a
+ * boot mouse application collection that is not of interest and this
+ * function will ignore it.
+ *
+ * It also contains a digitizer application collection that also is not
+ * of interest since any information it contains would be duplicate
+ * of what is in wacom_features. Usually it defines a report of an array
+ * of bytes that could be used as max length of the stylus packet returned.
+ * If it happens to define a Digitizer-Stylus Physical Collection then
+ * the X and Y logical values contain valid data but it is ignored.
+ *
+ * A typical Interface Descriptor for a touch interface will contain a
+ * Digitizer-Finger Physical Collection which will define both logical
+ * X/Y maximum as well as the physical size of tablet. Since touch
+ * interfaces haven't supported pressure or distance, this is enough
+ * information to override invalid values in the wacom_features table.
+ *
+ * 3rd gen Bamboo Touch no longer define a Digitizer-Finger Pysical
+ * Collection. Instead they define a Logical Collection with a single
+ * Logical Maximum for both X and Y.
+ */
+static int wacom_parse_hid(struct usb_interface *intf,
+			   struct hid_descriptor *hid_desc,
 			   struct wacom_features *features)
 {
 	struct usb_device *dev = interface_to_usbdev(intf);
@@ -244,8 +310,6 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
 						/* penabled only accepts exact bytes of data */
 						if (features->type == TABLETPC2FG)
 							features->pktlen = WACOM_PKGLEN_GRAPHIRE;
-						if (features->type == BAMBOO_PT)
-							features->pktlen = WACOM_PKGLEN_BBFUN;
 						features->device_type = BTN_TOOL_PEN;
 						features->x_max =
 							get_unaligned_le16(&report[i + 3]);
@@ -287,8 +351,6 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
 						/* penabled only accepts exact bytes of data */
 						if (features->type == TABLETPC2FG)
 							features->pktlen = WACOM_PKGLEN_GRAPHIRE;
-						if (features->type == BAMBOO_PT)
-							features->pktlen = WACOM_PKGLEN_BBFUN;
 						features->device_type = BTN_TOOL_PEN;
 						features->y_max =
 							get_unaligned_le16(&report[i + 3]);
@@ -302,6 +364,11 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
 				i++;
 				break;
 
+			/*
+			 * Requiring Stylus Usage will ignore boot mouse
+			 * X/Y values and some cases of invalid Digitizer X/Y
+			 * values commonly reported.
+			 */
 			case HID_USAGE_STYLUS:
 				pen = 1;
 				i++;
@@ -309,10 +376,20 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
 			}
 			break;
 
-		case HID_COLLECTION:
+		case HID_COLLECTION_END:
 			/* reset UsagePage and Finger */
 			finger = usage = 0;
 			break;
+
+		case HID_COLLECTION:
+			i++;
+			switch (report[i]) {
+			case HID_COLLECTION_LOGICAL:
+				i += wacom_parse_logical_collection(&report[i],
+								    features);
+				break;
+			}
+			break;
 		}
 	}
 
@@ -348,7 +425,8 @@ static int wacom_query_tablet_data(struct usb_interface *intf, struct wacom_feat
 						WAC_HID_FEATURE_REPORT,
 						report_id, rep_data, 4, 1);
 		} while ((error < 0 || rep_data[1] != 4) && limit++ < WAC_MSG_RETRIES);
-	} else if (features->type != TABLETPC) {
+	} else if (features->type != TABLETPC &&
+		   features->device_type == BTN_TOOL_PEN) {
 		do {
 			rep_data[0] = 2;
 			rep_data[1] = 2;
@@ -485,7 +563,8 @@ static int wacom_led_control(struct wacom *wacom)
 	if (!buf)
 		return -ENOMEM;
 
-	if (wacom->wacom_wac.features.type == WACOM_21UX2)
+	if (wacom->wacom_wac.features.type == WACOM_21UX2 ||
+	    wacom->wacom_wac.features.type == WACOM_24HD)
 		led = (wacom->led.select[1] << 4) | 0x40;
 
 	led |=  wacom->led.select[0] | 0x4;
@@ -704,6 +783,7 @@ static int wacom_initialize_leds(struct wacom *wacom)
 					   &intuos4_led_attr_group);
 		break;
 
+	case WACOM_24HD:
 	case WACOM_21UX2:
 		wacom->led.select[0] = 0;
 		wacom->led.select[1] = 0;
@@ -738,6 +818,7 @@ static void wacom_destroy_leds(struct wacom *wacom)
 				   &intuos4_led_attr_group);
 		break;
 
+	case WACOM_24HD:
 	case WACOM_21UX2:
 		sysfs_remove_group(&wacom->intf->dev.kobj,
 				   &cintiq_led_attr_group);
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 2ee47d01a3b..88672ec296c 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -452,7 +452,7 @@ static void wacom_intuos_general(struct wacom_wac *wacom)
 	if ((data[1] & 0xb8) == 0xa0) {
 		t = (data[6] << 2) | ((data[7] >> 6) & 3);
 		if ((features->type >= INTUOS4S && features->type <= INTUOS4L) ||
-		    features->type == WACOM_21UX2) {
+		    features->type == WACOM_21UX2 || features->type == WACOM_24HD) {
 			t = (t << 1) | (data[1] & 1);
 		}
 		input_report_abs(input, ABS_PRESSURE, t);
@@ -519,6 +519,56 @@ static int wacom_intuos_irq(struct wacom_wac *wacom)
 				input_report_key(input, wacom->tool[1], 0);
 				input_report_abs(input, ABS_MISC, 0);
 			}
+		} else if (features->type == WACOM_24HD) {
+			input_report_key(input, BTN_0, (data[6] & 0x01));
+			input_report_key(input, BTN_1, (data[6] & 0x02));
+			input_report_key(input, BTN_2, (data[6] & 0x04));
+			input_report_key(input, BTN_3, (data[6] & 0x08));
+			input_report_key(input, BTN_4, (data[6] & 0x10));
+			input_report_key(input, BTN_5, (data[6] & 0x20));
+			input_report_key(input, BTN_6, (data[6] & 0x40));
+			input_report_key(input, BTN_7, (data[6] & 0x80));
+			input_report_key(input, BTN_8, (data[8] & 0x01));
+			input_report_key(input, BTN_9, (data[8] & 0x02));
+			input_report_key(input, BTN_A, (data[8] & 0x04));
+			input_report_key(input, BTN_B, (data[8] & 0x08));
+			input_report_key(input, BTN_C, (data[8] & 0x10));
+			input_report_key(input, BTN_X, (data[8] & 0x20));
+			input_report_key(input, BTN_Y, (data[8] & 0x40));
+			input_report_key(input, BTN_Z, (data[8] & 0x80));
+
+			/*
+			 * Three "buttons" are available on the 24HD which are
+			 * physically implemented as a touchstrip. Each button
+			 * is approximately 3 bits wide with a 2 bit spacing.
+			 * The raw touchstrip bits are stored at:
+			 *    ((data[3] & 0x1f) << 8) | data[4])
+			 */
+			input_report_key(input, KEY_PROG1, data[4] & 0x07);
+			input_report_key(input, KEY_PROG2, data[4] & 0xE0);
+			input_report_key(input, KEY_PROG3, data[3] & 0x1C);
+
+			if (data[1] & 0x80) {
+				input_report_abs(input, ABS_WHEEL, (data[1] & 0x7f));
+			} else {
+				/* Out of proximity, clear wheel value. */
+				input_report_abs(input, ABS_WHEEL, 0);
+			}
+
+			if (data[2] & 0x80) {
+				input_report_abs(input, ABS_THROTTLE, (data[2] & 0x7f));
+			} else {
+				/* Out of proximity, clear second wheel value. */
+				input_report_abs(input, ABS_THROTTLE, 0);
+			}
+
+			if (data[1] | data[2] | (data[3] & 0x1f) | data[4] | data[6] | data[8]) {
+				input_report_key(input, wacom->tool[1], 1);
+				input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
+			} else {
+				input_report_key(input, wacom->tool[1], 0);
+				input_report_abs(input, ABS_MISC, 0);
+			}
 		} else {
 			if (features->type == WACOM_21UX2) {
 				input_report_key(input, BTN_0, (data[5] & 0x01));
@@ -799,6 +849,9 @@ static int wacom_bpt_touch(struct wacom_wac *wacom)
 	unsigned char *data = wacom->data;
 	int i;
 
+	if (data[0] != 0x02)
+	    return 0;
+
 	for (i = 0; i < 2; i++) {
 		int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
 		bool touch = data[offset + 3] & 0x80;
@@ -837,18 +890,77 @@ static int wacom_bpt_touch(struct wacom_wac *wacom)
 	return 0;
 }
 
+static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
+{
+	struct input_dev *input = wacom->input;
+	int slot_id = data[0] - 2;  /* data[0] is between 2 and 17 */
+	bool touch = data[1] & 0x80;
+
+	touch = touch && !wacom->shared->stylus_in_proximity;
+
+	input_mt_slot(input, slot_id);
+	input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
+
+	if (touch) {
+		int x = (data[2] << 4) | (data[4] >> 4);
+		int y = (data[3] << 4) | (data[4] & 0x0f);
+		int w = data[6];
+
+		input_report_abs(input, ABS_MT_POSITION_X, x);
+		input_report_abs(input, ABS_MT_POSITION_Y, y);
+		input_report_abs(input, ABS_MT_TOUCH_MAJOR, w);
+	}
+}
+
+static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
+{
+	struct input_dev *input = wacom->input;
+
+	input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
+	input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
+	input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
+	input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
+}
+
+static int wacom_bpt3_touch(struct wacom_wac *wacom)
+{
+	struct input_dev *input = wacom->input;
+	unsigned char *data = wacom->data;
+	int count = data[1] & 0x03;
+	int i;
+
+	if (data[0] != 0x02)
+	    return 0;
+
+	/* data has up to 7 fixed sized 8-byte messages starting at data[2] */
+	for (i = 0; i < count; i++) {
+		int offset = (8 * i) + 2;
+		int msg_id = data[offset];
+
+		if (msg_id >= 2 && msg_id <= 17)
+			wacom_bpt3_touch_msg(wacom, data + offset);
+		else if (msg_id == 128)
+			wacom_bpt3_button_msg(wacom, data + offset);
+
+	}
+
+	input_mt_report_pointer_emulation(input, true);
+
+	input_sync(input);
+
+	return 0;
+}
+
 static int wacom_bpt_pen(struct wacom_wac *wacom)
 {
 	struct input_dev *input = wacom->input;
 	unsigned char *data = wacom->data;
 	int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
 
-	/*
-	 * Similar to Graphire protocol, data[1] & 0x20 is proximity and
-	 * data[1] & 0x18 is tool ID.  0x30 is safety check to ignore
-	 * 2 unused tool ID's.
-	 */
-	prox = (data[1] & 0x30) == 0x30;
+	if (data[0] != 0x02)
+	    return 0;
+
+	prox = (data[1] & 0x20) == 0x20;
 
 	/*
 	 * All reports shared between PEN and RUBBER tool must be
@@ -912,7 +1024,9 @@ static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
 {
 	if (len == WACOM_PKGLEN_BBTOUCH)
 		return wacom_bpt_touch(wacom);
-	else if (len == WACOM_PKGLEN_BBFUN)
+	else if (len == WACOM_PKGLEN_BBTOUCH3)
+		return wacom_bpt3_touch(wacom);
+	else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
 		return wacom_bpt_pen(wacom);
 
 	return 0;
@@ -955,6 +1069,7 @@ void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
 	case CINTIQ:
 	case WACOM_BEE:
 	case WACOM_21UX2:
+	case WACOM_24HD:
 		sync = wacom_intuos_irq(wacom_wac);
 		break;
 
@@ -1031,9 +1146,9 @@ void wacom_setup_device_quirks(struct wacom_features *features)
 	    features->type == BAMBOO_PT)
 		features->quirks |= WACOM_QUIRK_MULTI_INPUT;
 
-	/* quirks for bamboo touch */
+	/* quirk for bamboo touch with 2 low res touches */
 	if (features->type == BAMBOO_PT &&
-	    features->device_type == BTN_TOOL_DOUBLETAP) {
+	    features->pktlen == WACOM_PKGLEN_BBTOUCH) {
 		features->x_max <<= 5;
 		features->y_max <<= 5;
 		features->x_fuzz <<= 5;
@@ -1110,6 +1225,26 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev,
 		__set_bit(INPUT_PROP_POINTER, input_dev->propbit);
 		break;
 
+	case WACOM_24HD:
+		__set_bit(BTN_A, input_dev->keybit);
+		__set_bit(BTN_B, input_dev->keybit);
+		__set_bit(BTN_C, input_dev->keybit);
+		__set_bit(BTN_X, input_dev->keybit);
+		__set_bit(BTN_Y, input_dev->keybit);
+		__set_bit(BTN_Z, input_dev->keybit);
+
+		for (i = 0; i < 10; i++)
+			__set_bit(BTN_0 + i, input_dev->keybit);
+
+		__set_bit(KEY_PROG1, input_dev->keybit);
+		__set_bit(KEY_PROG2, input_dev->keybit);
+		__set_bit(KEY_PROG3, input_dev->keybit);
+
+		input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
+		input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
+		wacom_setup_cintiq(wacom_wac);
+		break;
+
 	case WACOM_21UX2:
 		__set_bit(BTN_A, input_dev->keybit);
 		__set_bit(BTN_B, input_dev->keybit);
@@ -1240,7 +1375,21 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev,
 			__set_bit(BTN_TOOL_FINGER, input_dev->keybit);
 			__set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit);
 
-			input_mt_init_slots(input_dev, 2);
+			if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
+				__set_bit(BTN_TOOL_TRIPLETAP,
+					  input_dev->keybit);
+				__set_bit(BTN_TOOL_QUADTAP,
+					  input_dev->keybit);
+
+				input_mt_init_slots(input_dev, 16);
+
+				input_set_abs_params(input_dev,
+						     ABS_MT_TOUCH_MAJOR,
+						     0, 255, 0, 0);
+			} else {
+				input_mt_init_slots(input_dev, 2);
+			}
+
 			input_set_abs_params(input_dev, ABS_MT_POSITION_X,
 					     0, features->x_max,
 					     features->x_fuzz, 0);
@@ -1425,6 +1574,9 @@ static const struct wacom_features wacom_features_0xBB =
 static const struct wacom_features wacom_features_0xBC =
 	{ "Wacom Intuos4 WL",     WACOM_PKGLEN_INTUOS,    40840, 25400, 2047,
 	  63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
+static const struct wacom_features wacom_features_0xF4 =
+	{ "Wacom Cintiq 24HD",    WACOM_PKGLEN_INTUOS,   104480, 65600, 2047,
+	  63, WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
 static const struct wacom_features wacom_features_0x3F =
 	{ "Wacom Cintiq 21UX",    WACOM_PKGLEN_INTUOS,    87200, 65600, 1023,
 	  63, CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
@@ -1509,6 +1661,15 @@ static const struct wacom_features wacom_features_0xDA =
 static struct wacom_features wacom_features_0xDB =
 	{ "Wacom Bamboo 2FG 6x8 SE", WACOM_PKGLEN_BBFUN,  21648, 13700, 1023,
 	  31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xDD =
+        { "Wacom Bamboo Connect", WACOM_PKGLEN_BBPEN,     14720,  9200, 1023,
+          31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xDE =
+        { "Wacom Bamboo 16FG 4x5", WACOM_PKGLEN_BBPEN,    14720,  9200, 1023,
+          31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
+static const struct wacom_features wacom_features_0xDF =
+        { "Wacom Bamboo 16FG 6x8", WACOM_PKGLEN_BBPEN,    21648, 13700, 1023,
+          31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
 static const struct wacom_features wacom_features_0x6004 =
 	{ "ISD-V4",               WACOM_PKGLEN_GRAPHIRE,  12800,  8000,  255,
 	  0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
@@ -1604,6 +1765,9 @@ const struct usb_device_id wacom_ids[] = {
 	{ USB_DEVICE_WACOM(0xD8) },
 	{ USB_DEVICE_WACOM(0xDA) },
 	{ USB_DEVICE_WACOM(0xDB) },
+	{ USB_DEVICE_WACOM(0xDD) },
+	{ USB_DEVICE_WACOM(0xDE) },
+	{ USB_DEVICE_WACOM(0xDF) },
 	{ USB_DEVICE_WACOM(0xF0) },
 	{ USB_DEVICE_WACOM(0xCC) },
 	{ USB_DEVICE_WACOM(0x90) },
@@ -1616,6 +1780,7 @@ const struct usb_device_id wacom_ids[] = {
 	{ USB_DEVICE_WACOM(0xE6) },
 	{ USB_DEVICE_WACOM(0xEC) },
 	{ USB_DEVICE_WACOM(0x47) },
+	{ USB_DEVICE_WACOM(0xF4) },
 	{ USB_DEVICE_LENOVO(0x6004) },
 	{ }
 };
diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h
index 53eb71b6833..050acaefee7 100644
--- a/drivers/input/tablet/wacom_wac.h
+++ b/drivers/input/tablet/wacom_wac.h
@@ -12,7 +12,7 @@
 #include <linux/types.h>
 
 /* maximum packet length for USB devices */
-#define WACOM_PKGLEN_MAX	32
+#define WACOM_PKGLEN_MAX	64
 
 /* packet length for individual models */
 #define WACOM_PKGLEN_PENPRTN	 7
@@ -22,6 +22,8 @@
 #define WACOM_PKGLEN_TPC1FG	 5
 #define WACOM_PKGLEN_TPC2FG	14
 #define WACOM_PKGLEN_BBTOUCH	20
+#define WACOM_PKGLEN_BBTOUCH3	64
+#define WACOM_PKGLEN_BBPEN	10
 
 /* device IDs */
 #define STYLUS_DEVICE_ID	0x02
@@ -57,6 +59,7 @@ enum {
 	INTUOS4S,
 	INTUOS4,
 	INTUOS4L,
+	WACOM_24HD,
 	WACOM_21UX2,
 	CINTIQ,
 	WACOM_BEE,