22 	struct intel_adsp_ipc_data *devdata = dev->data;  in intel_adsp_ipc_set_message_handler()  local
23 	k_spinlock_key_t key = k_spin_lock(&devdata->lock);  in intel_adsp_ipc_set_message_handler()
25 	devdata->handle_message = fn;  in intel_adsp_ipc_set_message_handler()
26 	devdata->handler_arg = arg;  in intel_adsp_ipc_set_message_handler()
27 	k_spin_unlock(&devdata->lock, key);  in intel_adsp_ipc_set_message_handler()
32 	struct intel_adsp_ipc_data *devdata = dev->data;  in intel_adsp_ipc_set_done_handler()  local
33 	k_spinlock_key_t key = k_spin_lock(&devdata->lock);  in intel_adsp_ipc_set_done_handler()
35 	devdata->done_notify = fn;  in intel_adsp_ipc_set_done_handler()
36 	devdata->done_arg = arg;  in intel_adsp_ipc_set_done_handler()
37 	k_spin_unlock(&devdata->lock, key);  in intel_adsp_ipc_set_done_handler()
43 	struct intel_adsp_ipc_data *devdata = dev->data;  in intel_adsp_ipc_receive_cb()  local
51 		if (devdata->handle_message != NULL) {  in intel_adsp_ipc_receive_cb()
52 			done = devdata->handle_message(dev, devdata->handler_arg, msg->data,  in intel_adsp_ipc_receive_cb()
64 		if (devdata->done_notify != NULL) {  in intel_adsp_ipc_receive_cb()
65 			external_completion = devdata->done_notify(dev, devdata->done_arg);  in intel_adsp_ipc_receive_cb()