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authorJiri Slaby <jirislaby@gmail.com>2008-11-24 16:20:09 +0100
committerJiri Kosina <jkosina@suse.cz>2009-01-04 01:00:52 +0100
commit3a6f82f7a22cf19687f556997c6978b31c109360 (patch)
tree0b3a34f0c2035beb21c6d15af33207d3057bcdaf /include/linux/hid.h
parent898089d08f983ef0fdb176267620543a7929826a (diff)
HID: add dynids facility
Allow adding new devices to the hid drivers on the fly without a need of kernel recompilation. Now, one can test a driver e.g. by: echo 0003:045E:00F0.0003 > ../generic-usb/unbind echo 0003 045E 00F0 > new_id from some driver subdir. Signed-off-by: Jiri Slaby <jirislaby@gmail.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'include/linux/hid.h')
-rw-r--r--include/linux/hid.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/hid.h b/include/linux/hid.h
index 2c20f20283b2..215035bbb288 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -531,6 +531,8 @@ struct hid_usage_id {
* @name: driver name (e.g. "Footech_bar-wheel")
* @id_table: which devices is this driver for (must be non-NULL for probe
* to be called)
+ * @dyn_list: list of dynamically added device ids
+ * @dyn_lock: lock protecting @dyn_list
* @probe: new device inserted
* @remove: device removed (NULL if not a hot-plug capable driver)
* @report_table: on which reports to call raw_event (NULL means all)
@@ -558,6 +560,9 @@ struct hid_driver {
char *name;
const struct hid_device_id *id_table;
+ struct list_head dyn_list;
+ spinlock_t dyn_lock;
+
int (*probe)(struct hid_device *dev, const struct hid_device_id *id);
void (*remove)(struct hid_device *dev);