Merge commit 'v2.6.37-rc2' into upstream/xenfs

* commit 'v2.6.37-rc2': (10093 commits)
  Linux 2.6.37-rc2
  capabilities/syslog: open code cap_syslog logic to fix build failure
  i2c: Sanity checks on adapter registration
  i2c: Mark i2c_adapter.id as deprecated
  i2c: Drivers shouldn't include <linux/i2c-id.h>
  i2c: Delete unused adapter IDs
  i2c: Remove obsolete cleanup for clientdata
  include/linux/kernel.h: Move logging bits to include/linux/printk.h
  Fix gcc 4.5.1 miscompiling drivers/char/i8k.c (again)
  hwmon: (w83795) Check for BEEP pin availability
  hwmon: (w83795) Clear intrusion alarm immediately
  hwmon: (w83795) Read the intrusion state properly
  hwmon: (w83795) Print the actual temperature channels as sources
  hwmon: (w83795) List all usable temperature sources
  hwmon: (w83795) Expose fan control method
  hwmon: (w83795) Fix fan control mode attributes
  hwmon: (lm95241) Check validity of input values
  hwmon: Change mail address of Hans J. Koch
  PCI: sysfs: fix printk warnings
  GFS2: Fix inode deallocation race
  ...

1 files changed, 49 insertions, 14 deletions

diff --git a/include/linux/input.h b/include/linux/input.h
index 896a92227bc4..6ef44465db8d 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -34,7 +34,7 @@ struct input_event {
  * Protocol version.
  */
 
-#define EV_VERSION		0x010000
+#define EV_VERSION		0x010001
 
 /*
  * IOCTLs (0x00 - 0x7f)
@@ -56,25 +56,50 @@ struct input_absinfo {
 	__s32 resolution;
 };
 
+/**
+ * struct input_keymap_entry - used by EVIOCGKEYCODE/EVIOCSKEYCODE ioctls
+ * @scancode: scancode represented in machine-endian form.
+ * @len: length of the scancode that resides in @scancode buffer.
+ * @index: index in the keymap, may be used instead of scancode
+ * @flags: allows to specify how kernel should handle the request. For
+ *	example, setting INPUT_KEYMAP_BY_INDEX flag indicates that kernel
+ *	should perform lookup in keymap by @index instead of @scancode
+ * @keycode: key code assigned to this scancode
+ *
+ * The structure is used to retrieve and modify keymap data. Users have
+ * option of performing lookup either by @scancode itself or by @index
+ * in keymap entry. EVIOCGKEYCODE will also return scancode or index
+ * (depending on which element was used to perform lookup).
+ */
+struct input_keymap_entry {
+#define INPUT_KEYMAP_BY_INDEX	(1 << 0)
+	__u8  flags;
+	__u8  len;
+	__u16 index;
+	__u32 keycode;
+	__u8  scancode[32];
+};
+
 #define EVIOCGVERSION		_IOR('E', 0x01, int)			/* get driver version */
 #define EVIOCGID		_IOR('E', 0x02, struct input_id)	/* get device ID */
 #define EVIOCGREP		_IOR('E', 0x03, unsigned int[2])	/* get repeat settings */
 #define EVIOCSREP		_IOW('E', 0x03, unsigned int[2])	/* set repeat settings */
-#define EVIOCGKEYCODE		_IOR('E', 0x04, unsigned int[2])	/* get keycode */
-#define EVIOCSKEYCODE		_IOW('E', 0x04, unsigned int[2])	/* set keycode */
+
+#define EVIOCGKEYCODE		_IOR('E', 0x04, struct input_keymap_entry)	/* get keycode */
+#define EVIOCSKEYCODE		_IOW('E', 0x04, struct input_keymap_entry)	/* set keycode */
 
 #define EVIOCGNAME(len)		_IOC(_IOC_READ, 'E', 0x06, len)		/* get device name */
 #define EVIOCGPHYS(len)		_IOC(_IOC_READ, 'E', 0x07, len)		/* get physical location */
 #define EVIOCGUNIQ(len)		_IOC(_IOC_READ, 'E', 0x08, len)		/* get unique identifier */
 
-#define EVIOCGKEY(len)		_IOC(_IOC_READ, 'E', 0x18, len)		/* get global keystate */
+#define EVIOCGKEY(len)		_IOC(_IOC_READ, 'E', 0x18, len)		/* get global key state */
 #define EVIOCGLED(len)		_IOC(_IOC_READ, 'E', 0x19, len)		/* get all LEDs */
 #define EVIOCGSND(len)		_IOC(_IOC_READ, 'E', 0x1a, len)		/* get all sounds status */
 #define EVIOCGSW(len)		_IOC(_IOC_READ, 'E', 0x1b, len)		/* get all switch states */
 
 #define EVIOCGBIT(ev,len)	_IOC(_IOC_READ, 'E', 0x20 + ev, len)	/* get event bits */
-#define EVIOCGABS(abs)		_IOR('E', 0x40 + abs, struct input_absinfo)		/* get abs value/limits */
-#define EVIOCSABS(abs)		_IOW('E', 0xc0 + abs, struct input_absinfo)		/* set abs value/limits */
+#define EVIOCGABS(abs)		_IOR('E', 0x40 + abs, struct input_absinfo)	/* get abs value/limits */
+#define EVIOCSABS(abs)		_IOW('E', 0xc0 + abs, struct input_absinfo)	/* set abs value/limits */
 
 #define EVIOCSFF		_IOC(_IOC_WRITE, 'E', 0x80, sizeof(struct ff_effect))	/* send a force effect to a force feedback device */
 #define EVIOCRMFF		_IOW('E', 0x81, int)			/* Erase a force effect */
@@ -1088,13 +1113,13 @@ struct input_mt_slot {
  * @keycodemax: size of keycode table
  * @keycodesize: size of elements in keycode table
  * @keycode: map of scancodes to keycodes for this device
+ * @getkeycode: optional legacy method to retrieve current keymap.
  * @setkeycode: optional method to alter current keymap, used to implement
  *	sparse keymaps. If not supplied default mechanism will be used.
  *	The method is being called while holding event_lock and thus must
  *	not sleep
- * @getkeycode: optional method to retrieve current keymap. If not supplied
- *	default mechanism will be used. The method is being called while
- *	holding event_lock and thus must not sleep
+ * @getkeycode_new: transition method
+ * @setkeycode_new: transition method
  * @ff: force feedback structure associated with the device if device
  *	supports force feedback effects
  * @repeat_key: stores key code of the last key pressed; used to implement
@@ -1168,10 +1193,16 @@ struct input_dev {
 	unsigned int keycodemax;
 	unsigned int keycodesize;
 	void *keycode;
+
 	int (*setkeycode)(struct input_dev *dev,
 			  unsigned int scancode, unsigned int keycode);
 	int (*getkeycode)(struct input_dev *dev,
 			  unsigned int scancode, unsigned int *keycode);
+	int (*setkeycode_new)(struct input_dev *dev,
+			      const struct input_keymap_entry *ke,
+			      unsigned int *old_keycode);
+	int (*getkeycode_new)(struct input_dev *dev,
+			      struct input_keymap_entry *ke);
 
 	struct ff_device *ff;
 
@@ -1196,7 +1227,7 @@ struct input_dev {
 	int (*flush)(struct input_dev *dev, struct file *file);
 	int (*event)(struct input_dev *dev, unsigned int type, unsigned int code, int value);
 
-	struct input_handle *grab;
+	struct input_handle __rcu *grab;
 
 	spinlock_t event_lock;
 	struct mutex mutex;
@@ -1375,6 +1406,8 @@ static inline void input_set_drvdata(struct input_dev *dev, void *data)
 int __must_check input_register_device(struct input_dev *);
 void input_unregister_device(struct input_dev *);
 
+void input_reset_device(struct input_dev *);
+
 int __must_check input_register_handler(struct input_handler *);
 void input_unregister_handler(struct input_handler *);
 
@@ -1390,7 +1423,7 @@ void input_release_device(struct input_handle *);
 int input_open_device(struct input_handle *);
 void input_close_device(struct input_handle *);
 
-int input_flush_device(struct input_handle* handle, struct file* file);
+int input_flush_device(struct input_handle *handle, struct file *file);
 
 void input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value);
 void input_inject_event(struct input_handle *handle, unsigned int type, unsigned int code, int value);
@@ -1478,10 +1511,12 @@ INPUT_GENERATE_ABS_ACCESSORS(fuzz, fuzz)
 INPUT_GENERATE_ABS_ACCESSORS(flat, flat)
 INPUT_GENERATE_ABS_ACCESSORS(res, resolution)
 
-int input_get_keycode(struct input_dev *dev,
-		      unsigned int scancode, unsigned int *keycode);
+int input_scancode_to_scalar(const struct input_keymap_entry *ke,
+			     unsigned int *scancode);
+
+int input_get_keycode(struct input_dev *dev, struct input_keymap_entry *ke);
 int input_set_keycode(struct input_dev *dev,
-		      unsigned int scancode, unsigned int keycode);
+		      const struct input_keymap_entry *ke);
 
 extern struct class input_class;