5 files changed, 32 insertions, 13 deletions

diff --git a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig
index eeb58c1cac16..c714ca2407f8 100644
--- a/drivers/input/mouse/Kconfig
+++ b/drivers/input/mouse/Kconfig
@@ -17,7 +17,7 @@ config MOUSE_PS2
 	default y
 	select SERIO
 	select SERIO_LIBPS2
-	select SERIO_I8042 if X86 && !X86_MRST
+	select SERIO_I8042 if X86
 	select SERIO_GSCPS2 if GSC
 	help
 	  Say Y here if you have a PS/2 mouse connected to your system. This
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index 6dedded27222..ea67c49146a3 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -312,6 +312,8 @@ static void setup_events_to_report(struct input_dev *input_dev,
 	__set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit);
 	__set_bit(BTN_TOOL_QUADTAP, input_dev->keybit);
 	__set_bit(BTN_LEFT, input_dev->keybit);
+
+	input_set_events_per_packet(input_dev, 60);
 }
 
 /* report button data as logical button state */
@@ -580,23 +582,30 @@ exit:
  */
 static int bcm5974_start_traffic(struct bcm5974 *dev)
 {
-	if (bcm5974_wellspring_mode(dev, true)) {
+	int error;
+
+	error = bcm5974_wellspring_mode(dev, true);
+	if (error) {
 		dprintk(1, "bcm5974: mode switch failed\n");
-		goto error;
+		goto err_out;
 	}
 
-	if (usb_submit_urb(dev->bt_urb, GFP_KERNEL))
-		goto error;
+	error = usb_submit_urb(dev->bt_urb, GFP_KERNEL);
+	if (error)
+		goto err_reset_mode;
 
-	if (usb_submit_urb(dev->tp_urb, GFP_KERNEL))
+	error = usb_submit_urb(dev->tp_urb, GFP_KERNEL);
+	if (error)
 		goto err_kill_bt;
 
 	return 0;
 
 err_kill_bt:
 	usb_kill_urb(dev->bt_urb);
-error:
-	return -EIO;
+err_reset_mode:
+	bcm5974_wellspring_mode(dev, false);
+err_out:
+	return error;
 }
 
 static void bcm5974_pause_traffic(struct bcm5974 *dev)
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index 40cea334ad13..8c324403b9f2 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -141,8 +141,13 @@ static int synaptics_capability(struct psmouse *psmouse)
 	priv->capabilities = (cap[0] << 16) | (cap[1] << 8) | cap[2];
 	priv->ext_cap = priv->ext_cap_0c = 0;
 
-	if (!SYN_CAP_VALID(priv->capabilities))
+	/*
+	 * Older firmwares had submodel ID fixed to 0x47
+	 */
+	if (SYN_ID_FULL(priv->identity) < 0x705 &&
+	    SYN_CAP_SUBMODEL_ID(priv->capabilities) != 0x47) {
 		return -1;
+	}
 
 	/*
 	 * Unless capExtended is set the rest of the flags should be ignored
@@ -206,6 +211,7 @@ static int synaptics_resolution(struct psmouse *psmouse)
 	unsigned char max[3];
 
 	if (SYN_ID_MAJOR(priv->identity) < 4)
+		return 0;
 
 	if (synaptics_send_cmd(psmouse, SYN_QUE_RESOLUTION, res) == 0) {
 		if (res[0] != 0 && (res[1] & 0x80) && res[2] != 0) {
@@ -496,7 +502,9 @@ static void synaptics_process_packet(struct psmouse *psmouse)
 	}
 	input_report_abs(dev, ABS_PRESSURE, hw.z);
 
-	input_report_abs(dev, ABS_TOOL_WIDTH, finger_width);
+	if (SYN_CAP_PALMDETECT(priv->capabilities))
+		input_report_abs(dev, ABS_TOOL_WIDTH, finger_width);
+
 	input_report_key(dev, BTN_TOOL_FINGER, num_fingers == 1);
 	input_report_key(dev, BTN_LEFT, hw.left);
 	input_report_key(dev, BTN_RIGHT, hw.right);
@@ -596,7 +604,9 @@ static void set_input_params(struct input_dev *dev, struct synaptics_data *priv)
 	input_set_abs_params(dev, ABS_Y,
 			     YMIN_NOMINAL, priv->y_max ?: YMAX_NOMINAL, 0, 0);
 	input_set_abs_params(dev, ABS_PRESSURE, 0, 255, 0, 0);
-	__set_bit(ABS_TOOL_WIDTH, dev->absbit);
+
+	if (SYN_CAP_PALMDETECT(priv->capabilities))
+		input_set_abs_params(dev, ABS_TOOL_WIDTH, 0, 15, 0, 0);
 
 	__set_bit(EV_KEY, dev->evbit);
 	__set_bit(BTN_TOUCH, dev->keybit);
diff --git a/drivers/input/mouse/synaptics.h b/drivers/input/mouse/synaptics.h
index 7d4d5e12c0df..b6aa7d20d8a3 100644
--- a/drivers/input/mouse/synaptics.h
+++ b/drivers/input/mouse/synaptics.h
@@ -47,7 +47,7 @@
 #define SYN_CAP_FOUR_BUTTON(c)		((c) & (1 << 3))
 #define SYN_CAP_MULTIFINGER(c)		((c) & (1 << 1))
 #define SYN_CAP_PALMDETECT(c)		((c) & (1 << 0))
-#define SYN_CAP_VALID(c)		((((c) & 0x00ff00) >> 8) == 0x47)
+#define SYN_CAP_SUBMODEL_ID(c)		(((c) & 0x00ff00) >> 8)
 #define SYN_EXT_CAP_REQUESTS(c)		(((c) & 0x700000) >> 20)
 #define SYN_CAP_MULTI_BUTTON_NO(ec)	(((ec) & 0x00f000) >> 12)
 #define SYN_CAP_PRODUCT_ID(ec)		(((ec) & 0xff0000) >> 16)
@@ -66,6 +66,7 @@
 #define SYN_ID_MODEL(i)			(((i) >> 4) & 0x0f)
 #define SYN_ID_MAJOR(i)			((i) & 0x0f)
 #define SYN_ID_MINOR(i)			(((i) >> 16) & 0xff)
+#define SYN_ID_FULL(i)			((SYN_ID_MAJOR(i) << 8) | SYN_ID_MINOR(i))
 #define SYN_ID_IS_SYNAPTICS(i)		((((i) >> 8) & 0xff) == 0x47)
 
 /* synaptics special commands */
diff --git a/drivers/input/mouse/synaptics_i2c.c b/drivers/input/mouse/synaptics_i2c.c
index 8291e7399ffa..0ae62f0bcb32 100644
--- a/drivers/input/mouse/synaptics_i2c.c
+++ b/drivers/input/mouse/synaptics_i2c.c
@@ -613,7 +613,6 @@ static int __devexit synaptics_i2c_remove(struct i2c_client *client)
 		free_irq(client->irq, touch);
 
 	input_unregister_device(touch->input);
-	i2c_set_clientdata(client, NULL);
 	kfree(touch);
 
 	return 0;