SmartAudio/lichee/linux-4.9/drivers/soc/sunxi/arisc/scp-call.c

37 lines
995 B
C
Executable File

/*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* Copyright (C) 2018 Allwinner Tech Limited
*
* Author: fanqinghua <fanqinghua@allwinnertech.com>
*/
#include <linux/arm-smccc.h>
#ifdef CONFIG_ARM
int invoke_scp_fn_smc(u32 function_id, u32 arg0, u32 arg1, u32 arg2)
{
struct arm_smccc_res res;
arm_smccc_smc(function_id, arg0, arg1, arg2, 0, 0, 0, 0, &res);
return res.a0;
}
#endif
#ifdef CONFIG_ARM64
int invoke_scp_fn_smc(u64 function_id, u64 arg0, u64 arg1, u64 arg2)
{
struct arm_smccc_res res;
arm_smccc_smc(function_id, arg0, arg1, arg2, 0, 0, 0, 0, &res);
return res.a0;
}
#endif