Merge branch 'v2.6.36-rc8' into for-2.6.37/barrier

Conflicts:
	block/blk-core.c
	drivers/block/loop.c
	mm/swapfile.c

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>

10 files changed, 57 insertions, 33 deletions

diff --git a/drivers/input/input.c b/drivers/input/input.c
index a9b025f4147a..ab6982056518 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -1599,11 +1599,14 @@ EXPORT_SYMBOL(input_free_device);
  * @dev: input device supporting MT events and finger tracking
  * @num_slots: number of slots used by the device
  *
- * This function allocates all necessary memory for MT slot handling
- * in the input device, and adds ABS_MT_SLOT to the device capabilities.
+ * This function allocates all necessary memory for MT slot handling in the
+ * input device, and adds ABS_MT_SLOT to the device capabilities. All slots
+ * are initially marked as unused iby setting ABS_MT_TRACKING_ID to -1.
  */
 int input_mt_create_slots(struct input_dev *dev, unsigned int num_slots)
 {
+        int i;
+
         if (!num_slots)
                 return 0;
 
@@ -1614,6 +1617,10 @@ int input_mt_create_slots(struct input_dev *dev, unsigned int num_slots)
         dev->mtsize = num_slots;
         input_set_abs_params(dev, ABS_MT_SLOT, 0, num_slots - 1, 0, 0);
 
+        /* Mark slots as 'unused' */
+        for (i = 0; i < num_slots; i++)
+                dev->mt[i].abs[ABS_MT_TRACKING_ID - ABS_MT_FIRST] = -1;
+
         return 0;
 }
 EXPORT_SYMBOL(input_mt_create_slots);
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index d85bd8a7967d..22239e988498 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -483,6 +483,9 @@ static int joydev_handle_JSIOCSAXMAP(struct joydev *joydev,
 
         memcpy(joydev->abspam, abspam, len);
 
+        for (i = 0; i < joydev->nabs; i++)
+                joydev->absmap[joydev->abspam[i]] = i;
+
  out:
         kfree(abspam);
         return retval;
diff --git a/drivers/input/keyboard/hil_kbd.c b/drivers/input/keyboard/hil_kbd.c
index dcc86b97a153..19fa94af207a 100644
--- a/drivers/input/keyboard/hil_kbd.c
+++ b/drivers/input/keyboard/hil_kbd.c
@@ -232,13 +232,13 @@ static void hil_dev_handle_ptr_events(struct hil_dev *ptr)
                 if (absdev) {
                         val = lo + (hi << 8);
 #ifdef TABLET_AUTOADJUST
-                        if (val < input_abs_min(dev, ABS_X + i))
+                        if (val < input_abs_get_min(dev, ABS_X + i))
                                 input_abs_set_min(dev, ABS_X + i, val);
-                        if (val > input_abs_max(dev, ABS_X + i))
+                        if (val > input_abs_get_max(dev, ABS_X + i))
                                 input_abs_set_max(dev, ABS_X + i, val);
 #endif
                         if (i % 3)
-                                val = input_abs_max(dev, ABS_X + i) - val;
+                                val = input_abs_get_max(dev, ABS_X + i) - val;
                         input_report_abs(dev, ABS_X + i, val);
                 } else {
                         val = (int) (((int8_t) lo) | ((int8_t) hi << 8));
@@ -388,11 +388,11 @@ static void hil_dev_pointer_setup(struct hil_dev *ptr)
 
 #ifdef TABLET_AUTOADJUST
                 for (i = 0; i < ABS_MAX; i++) {
-                        int diff = input_abs_max(input_dev, ABS_X + i) / 10;
+                        int diff = input_abs_get_max(input_dev, ABS_X + i) / 10;
                         input_abs_set_min(input_dev, ABS_X + i,
-                                input_abs_min(input_dev, ABS_X + i) + diff)
+                                input_abs_get_min(input_dev, ABS_X + i) + diff);
                         input_abs_set_max(input_dev, ABS_X + i,
-                                input_abs_max(input_dev, ABS_X + i) - diff)
+                                input_abs_get_max(input_dev, ABS_X + i) - diff);
                 }
 #endif
 
diff --git a/drivers/input/keyboard/pxa27x_keypad.c b/drivers/input/keyboard/pxa27x_keypad.c
index 0e53b3bc39af..f32404f99189 100644
--- a/drivers/input/keyboard/pxa27x_keypad.c
+++ b/drivers/input/keyboard/pxa27x_keypad.c
@@ -567,8 +567,6 @@ static int __devexit pxa27x_keypad_remove(struct platform_device *pdev)
         clk_put(keypad->clk);
 
         input_unregister_device(keypad->input_dev);
-        input_free_device(keypad->input_dev);
-
         iounmap(keypad->mmio_base);
 
         res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index bb53fd33cd1c..360698553eb5 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -404,6 +404,13 @@ static int uinput_setup_device(struct uinput_device *udev, const char __user *bu
                 retval = uinput_validate_absbits(dev);
                 if (retval < 0)
                         goto exit;
+                if (test_bit(ABS_MT_SLOT, dev->absbit)) {
+                        int nslot = input_abs_get_max(dev, ABS_MT_SLOT) + 1;
+                        input_mt_create_slots(dev, nslot);
+                        input_set_events_per_packet(dev, 6 * nslot);
+                } else if (test_bit(ABS_MT_POSITION_X, dev->absbit)) {
+                        input_set_events_per_packet(dev, 60);
+                }
         }
 
         udev->state = UIST_SETUP_COMPLETE;
@@ -811,6 +818,8 @@ static struct miscdevice uinput_misc = {
         .minor          = UINPUT_MINOR,
         .name           = UINPUT_NAME,
 };
+MODULE_ALIAS_MISCDEV(UINPUT_MINOR);
+MODULE_ALIAS("devname:" UINPUT_NAME);
 
 static int __init uinput_init(void)
 {
diff --git a/drivers/input/mouse/bcm5974.c b/drivers/input/mouse/bcm5974.c
index ea67c49146a3..b95231763911 100644
--- a/drivers/input/mouse/bcm5974.c
+++ b/drivers/input/mouse/bcm5974.c
@@ -337,10 +337,14 @@ static void report_finger_data(struct input_dev *input,
                                const struct bcm5974_config *cfg,
                                const struct tp_finger *f)
 {
-        input_report_abs(input, ABS_MT_TOUCH_MAJOR, raw2int(f->force_major));
-        input_report_abs(input, ABS_MT_TOUCH_MINOR, raw2int(f->force_minor));
-        input_report_abs(input, ABS_MT_WIDTH_MAJOR, raw2int(f->size_major));
-        input_report_abs(input, ABS_MT_WIDTH_MINOR, raw2int(f->size_minor));
+        input_report_abs(input, ABS_MT_TOUCH_MAJOR,
+                         raw2int(f->force_major) << 1);
+        input_report_abs(input, ABS_MT_TOUCH_MINOR,
+                         raw2int(f->force_minor) << 1);
+        input_report_abs(input, ABS_MT_WIDTH_MAJOR,
+                         raw2int(f->size_major) << 1);
+        input_report_abs(input, ABS_MT_WIDTH_MINOR,
+                         raw2int(f->size_minor) << 1);
         input_report_abs(input, ABS_MT_ORIENTATION,
                          MAX_FINGER_ORIENTATION - raw2int(f->orientation));
         input_report_abs(input, ABS_MT_POSITION_X, raw2int(f->abs_x));
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index 83c24cca234a..d528a2dba064 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -138,8 +138,8 @@ static void mousedev_touchpad_event(struct input_dev *dev,
 
                 fx(0) = value;
                 if (mousedev->touch && mousedev->pkt_count >= 2) {
-                        size = input_abs_get_min(dev, ABS_X) -
-                                        input_abs_get_max(dev, ABS_X);
+                        size = input_abs_get_max(dev, ABS_X) -
+                                        input_abs_get_min(dev, ABS_X);
                         if (size == 0)
                                 size = 256 * 2;
 
@@ -155,8 +155,8 @@ static void mousedev_touchpad_event(struct input_dev *dev,
                 fy(0) = value;
                 if (mousedev->touch && mousedev->pkt_count >= 2) {
                         /* use X size for ABS_Y to keep the same scale */
-                        size = input_abs_get_min(dev, ABS_X) -
-                                        input_abs_get_max(dev, ABS_X);
+                        size = input_abs_get_max(dev, ABS_X) -
+                                        input_abs_get_min(dev, ABS_X);
                         if (size == 0)
                                 size = 256 * 2;
 
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index 46e4ba0b9246..f58513160480 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -1485,8 +1485,8 @@ static int __init i8042_init(void)
 
 static void __exit i8042_exit(void)
 {
-        platform_driver_unregister(&i8042_driver);
         platform_device_unregister(i8042_platform_device);
+        platform_driver_unregister(&i8042_driver);
         i8042_platform_exit();
 
         panic_blink = NULL;
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index 42ba3691d908..b35876ee6908 100644
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -103,27 +103,26 @@ static void wacom_sys_irq(struct urb *urb)
 static int wacom_open(struct input_dev *dev)
 {
         struct wacom *wacom = input_get_drvdata(dev);
+        int retval = 0;
 
-        mutex_lock(&wacom->lock);
-
-        wacom->irq->dev = wacom->usbdev;
-
-        if (usb_autopm_get_interface(wacom->intf) < 0) {
-                mutex_unlock(&wacom->lock);
+        if (usb_autopm_get_interface(wacom->intf) < 0)
                 return -EIO;
-        }
+
+        mutex_lock(&wacom->lock);
 
         if (usb_submit_urb(wacom->irq, GFP_KERNEL)) {
-                usb_autopm_put_interface(wacom->intf);
-                mutex_unlock(&wacom->lock);
-                return -EIO;
+                retval = -EIO;
+                goto out;
         }
 
         wacom->open = true;
         wacom->intf->needs_remote_wakeup = 1;
 
+out:
         mutex_unlock(&wacom->lock);
-        return 0;
+        if (retval)
+                usb_autopm_put_interface(wacom->intf);
+        return retval;
 }
 
 static void wacom_close(struct input_dev *dev)
@@ -135,6 +134,8 @@ static void wacom_close(struct input_dev *dev)
         wacom->open = false;
         wacom->intf->needs_remote_wakeup = 0;
         mutex_unlock(&wacom->lock);
+
+        usb_autopm_put_interface(wacom->intf);
 }
 
 static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hid_desc,
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 40d77ba8fdc1..47fd7a041c52 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -243,10 +243,10 @@ static int wacom_graphire_irq(struct wacom_wac *wacom)
                         if (features->type == WACOM_G4 ||
                                         features->type == WACOM_MO) {
                                 input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
-                                rw = (signed)(data[7] & 0x04) - (data[7] & 0x03);
+                                rw = (data[7] & 0x04) - (data[7] & 0x03);
                         } else {
                                 input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
-                                rw = -(signed)data[6];
+                                rw = -(signed char)data[6];
                         }
                         input_report_rel(input, REL_WHEEL, rw);
                 }
@@ -442,8 +442,10 @@ static void wacom_intuos_general(struct wacom_wac *wacom)
         /* general pen packet */
         if ((data[1] & 0xb8) == 0xa0) {
                 t = (data[6] << 2) | ((data[7] >> 6) & 3);
-                if (features->type >= INTUOS4S && features->type <= INTUOS4L)
+                if ((features->type >= INTUOS4S && features->type <= INTUOS4L) ||
+                    features->type == WACOM_21UX2) {
                         t = (t << 1) | (data[1] & 1);
+                }
                 input_report_abs(input, ABS_PRESSURE, t);
                 input_report_abs(input, ABS_TILT_X,
                                 ((data[7] << 1) & 0x7e) | (data[8] >> 7));