On 1/21/25 10:56, Krzysztof Kozlowski wrote: >> diff --git a/include/linux/firmware/thead/thead,th1520-aon.h b/include/linux/firmware/thead/thead,th1520-aon.h >> new file mode 100644 >> index 000000000000..3daa17c01d17 >> --- /dev/null >> +++ b/include/linux/firmware/thead/thead,th1520-aon.h >> @@ -0,0 +1,186 @@ >> +/* SPDX-License-Identifier: GPL-2.0 */ >> +/* >> + * Copyright (C) 2021 Alibaba Group Holding Limited. >> + */ >> + >> +#ifndef _THEAD_AON_H >> +#define _THEAD_AON_H >> + >> +#include <linux/device.h> >> +#include <linux/types.h> >> + >> +#define AON_RPC_MSG_MAGIC (0xef) >> +#define TH1520_AON_RPC_VERSION 2 >> +#define TH1520_AON_RPC_MSG_NUM 7 >> + >> +extern struct th1520_aon_chan *aon_chan; > > Drop all externs. This is required so the code will compile as the int th1520_aon_call_rpc(struct th1520_aon_chan *aon_chan, void *msg); is non static and exposed in the same header. I really would like to keep th1520_aon_call_rpc in this header, as it could be useful for other drivers to construct their own RPC calls to reboot or shutdown the system e.g watchdog. > > > Best regards, > Krzysztof > >