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-rw-r--r--include/media/rc-core.h7
1 files changed, 5 insertions, 2 deletions
diff --git a/include/media/rc-core.h b/include/media/rc-core.h
index 2963263f31e2..60536c74c1ea 100644
--- a/include/media/rc-core.h
+++ b/include/media/rc-core.h
@@ -40,10 +40,12 @@ enum rc_driver_type {
* @driver_name: name of the hardware driver which registered this device
* @map_name: name of the default keymap
* @rc_map: current scan/key table
+ * @lock: used to ensure we've filled in all protocol details before
+ * anyone can call show_protocols or store_protocols
* @devno: unique remote control device number
* @raw: additional data for raw pulse/space devices
* @input_dev: the input child device used to communicate events to userspace
- * @driver_type: specifies if protocol decoding is done in hardware or software
+ * @driver_type: specifies if protocol decoding is done in hardware or software
* @idle: used to keep track of RX state
* @allowed_protos: bitmask with the supported RC_TYPE_* protocols
* @scanmask: some hardware decoders are not capable of providing the full
@@ -86,7 +88,8 @@ struct rc_dev {
struct input_id input_id;
char *driver_name;
const char *map_name;
- struct rc_map rc_map;
+ struct rc_map rc_map;
+ struct mutex lock;
unsigned long devno;
struct ir_raw_event_ctrl *raw;
struct input_dev *input_dev;