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authorJohn W. Linville <linville@tuxdriver.com>2010-04-08 13:34:54 -0400
committerJohn W. Linville <linville@tuxdriver.com>2010-04-08 13:34:54 -0400
commit0f2df9eac70423838a1f8d410fd3899ddd88317b (patch)
tree0617f723320d83eca5cef9c964c001014e74213f /include/linux/input.h
parent8c11e4ab09ffb975a89802dde0e9aa52a53b8aa5 (diff)
parent1144601118507f8b3b676a9a392584d216d3f2cc (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into merge
Conflicts: Documentation/feature-removal-schedule.txt drivers/net/wireless/ath/ath5k/phy.c drivers/net/wireless/iwlwifi/iwl-4965.c drivers/net/wireless/iwlwifi/iwl-agn.c drivers/net/wireless/iwlwifi/iwl-core.c drivers/net/wireless/iwlwifi/iwl-core.h drivers/net/wireless/iwlwifi/iwl-tx.c
Diffstat (limited to 'include/linux/input.h')
-rw-r--r--include/linux/input.h17
1 files changed, 13 insertions, 4 deletions
diff --git a/include/linux/input.h b/include/linux/input.h
index f44ee9114401..dc24effb6d0e 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -378,7 +378,7 @@ struct input_absinfo {
#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
@@ -597,6 +597,7 @@ 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
@@ -1242,6 +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
@@ -1253,8 +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
*
@@ -1263,6 +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.
*/
@@ -1271,6 +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);
@@ -1280,7 +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;