1 files changed, 56 insertions, 4 deletions

diff --git a/include/linux/input.h b/include/linux/input.h
index 735ceaf1bc2d..dc24effb6d0e 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -376,8 +376,9 @@ struct input_absinfo {
 #define KEY_DISPLAY_OFF         245     /* display device to off state */
 
 #define KEY_WIMAX               246
+#define KEY_RFKILL              247     /* Key that controls all radios */
 
-/* Range 248 - 255 is reserved for special needs of AT keyboard driver */
+/* Code 255 is reserved for special needs of AT keyboard driver */
 
 #define BTN_MISC                0x100
 #define BTN_0                   0x100
@@ -596,6 +597,49 @@ struct input_absinfo {
 #define KEY_NUMERIC_POUND       0x20b
 
 #define KEY_CAMERA_FOCUS        0x210
+#define KEY_WPS_BUTTON          0x211   /* WiFi Protected Setup key */
+
+#define BTN_TRIGGER_HAPPY               0x2c0
+#define BTN_TRIGGER_HAPPY1              0x2c0
+#define BTN_TRIGGER_HAPPY2              0x2c1
+#define BTN_TRIGGER_HAPPY3              0x2c2
+#define BTN_TRIGGER_HAPPY4              0x2c3
+#define BTN_TRIGGER_HAPPY5              0x2c4
+#define BTN_TRIGGER_HAPPY6              0x2c5
+#define BTN_TRIGGER_HAPPY7              0x2c6
+#define BTN_TRIGGER_HAPPY8              0x2c7
+#define BTN_TRIGGER_HAPPY9              0x2c8
+#define BTN_TRIGGER_HAPPY10             0x2c9
+#define BTN_TRIGGER_HAPPY11             0x2ca
+#define BTN_TRIGGER_HAPPY12             0x2cb
+#define BTN_TRIGGER_HAPPY13             0x2cc
+#define BTN_TRIGGER_HAPPY14             0x2cd
+#define BTN_TRIGGER_HAPPY15             0x2ce
+#define BTN_TRIGGER_HAPPY16             0x2cf
+#define BTN_TRIGGER_HAPPY17             0x2d0
+#define BTN_TRIGGER_HAPPY18             0x2d1
+#define BTN_TRIGGER_HAPPY19             0x2d2
+#define BTN_TRIGGER_HAPPY20             0x2d3
+#define BTN_TRIGGER_HAPPY21             0x2d4
+#define BTN_TRIGGER_HAPPY22             0x2d5
+#define BTN_TRIGGER_HAPPY23             0x2d6
+#define BTN_TRIGGER_HAPPY24             0x2d7
+#define BTN_TRIGGER_HAPPY25             0x2d8
+#define BTN_TRIGGER_HAPPY26             0x2d9
+#define BTN_TRIGGER_HAPPY27             0x2da
+#define BTN_TRIGGER_HAPPY28             0x2db
+#define BTN_TRIGGER_HAPPY29             0x2dc
+#define BTN_TRIGGER_HAPPY30             0x2dd
+#define BTN_TRIGGER_HAPPY31             0x2de
+#define BTN_TRIGGER_HAPPY32             0x2df
+#define BTN_TRIGGER_HAPPY33             0x2e0
+#define BTN_TRIGGER_HAPPY34             0x2e1
+#define BTN_TRIGGER_HAPPY35             0x2e2
+#define BTN_TRIGGER_HAPPY36             0x2e3
+#define BTN_TRIGGER_HAPPY37             0x2e4
+#define BTN_TRIGGER_HAPPY38             0x2e5
+#define BTN_TRIGGER_HAPPY39             0x2e6
+#define BTN_TRIGGER_HAPPY40             0x2e7
 
 /* We avoid low common keys in module aliases so they don't get huge. */
 #define KEY_MIN_INTERESTING     KEY_MUTE
@@ -1199,6 +1243,10 @@ struct input_handle;
  * @event: event handler. This method is being called by input core with
  *      interrupts disabled and dev->event_lock spinlock held and so
  *      it may not sleep
+ * @filter: similar to @event; separates normal event handlers from
+ *      "filters".
+ * @match: called after comparing device's id with handler's id_table
+ *      to perform fine-grained matching between device and handler
  * @connect: called when attaching a handler to an input device
  * @disconnect: disconnects a handler from input device
  * @start: starts handler for given handle. This function is called by
@@ -1210,8 +1258,6 @@ struct input_handle;
  * @name: name of the handler, to be shown in /proc/bus/input/handlers
  * @id_table: pointer to a table of input_device_ids this driver can
  *      handle
- * @blacklist: pointer to a table of input_device_ids this driver should
- *      ignore even if they match @id_table
  * @h_list: list of input handles associated with the handler
  * @node: for placing the driver onto input_handler_list
  *
@@ -1220,6 +1266,11 @@ struct input_handle;
  * same time. All of them will get their copy of input event generated by
  * the device.
  *
+ * The very same structure is used to implement input filters. Input core
+ * allows filters to run first and will not pass event to regular handlers
+ * if any of the filters indicate that the event should be filtered (by
+ * returning %true from their filter() method).
+ *
  * Note that input core serializes calls to connect() and disconnect()
  * methods.
  */
@@ -1228,6 +1279,8 @@ struct input_handler {
         void *private;
 
         void (*event)(struct input_handle *handle, unsigned int type, unsigned int code, int value);
+        bool (*filter)(struct input_handle *handle, unsigned int type, unsigned int code, int value);
+        bool (*match)(struct input_handler *handler, struct input_dev *dev);
         int (*connect)(struct input_handler *handler, struct input_dev *dev, const struct input_device_id *id);
         void (*disconnect)(struct input_handle *handle);
         void (*start)(struct input_handle *handle);
@@ -1237,7 +1290,6 @@ struct input_handler {
         const char *name;
 
         const struct input_device_id *id_table;
-        const struct input_device_id *blacklist;
 
         struct list_head        h_list;
         struct list_head        node;