Asynchronous operation completion handler's lives are made easier if there is a generic pointer that can store private data associated with the operation. This patch adds a pointer field to operation.h and get/set methods to access that pointer.
Signed-off-by: Bryan O'Donoghue pure.logic@nexus-software.ie --- drivers/staging/greybus/operation.h | 13 +++++++++++++ 1 file changed, 13 insertions(+)
diff --git a/drivers/staging/greybus/operation.h b/drivers/staging/greybus/operation.h index f4e874d..abac960 100644 --- a/drivers/staging/greybus/operation.h +++ b/drivers/staging/greybus/operation.h @@ -105,6 +105,8 @@ struct gb_operation {
int active; struct list_head links; /* connection->operations */ + + void *async_private; };
static inline bool @@ -209,6 +211,17 @@ static inline int gb_operation_unidirectional(struct gb_connection *connection, request, request_size, GB_OPERATION_TIMEOUT_DEFAULT); }
+static inline void *gb_operation_get_async_data(struct gb_operation *operation) +{ + return operation->async_private; +} + +static inline void gb_operation_set_async_data(struct gb_operation *operation, + void *data) +{ + operation->async_private = data; +} + int gb_operation_init(void); void gb_operation_exit(void);