SmartAudio/lichee/linux-4.9/drivers/soc/sunxi/arisc/interfaces/arisc_loopback.c

31 lines
935 B
C
Executable File

/*
* drivers/arisc/interfaces/arisc_loopback.c
*
* Copyright (c) 2012 Allwinner.
* 2012-05-01 Written by sunny (sunny@allwinnertech.com).
* 2012-10-01 Written by superm (superm@allwinnertech.com).
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
*/
#include "../arisc_i.h"
int arisc_message_loopback(void)
{
int result;
result = invoke_scp_fn_smc(ARM_SVC_ARISC_MESSAGE_LOOPBACK, 0, 0, 0);
return result;
}
EXPORT_SYMBOL(arisc_message_loopback);