1 /*
2 * Copyright (c) 2022, MediaTek Inc. All rights reserved.
3 *
4 * SPDX-License-Identifier: BSD-3-Clause
5 */
6
7 #include <errno.h>
8 #include <stdbool.h>
9
10 #include <common/debug.h>
11
12 #include <audio.h>
13
14 #include <mtk_sip_svc.h>
15
audio_smc_handler(u_register_t x1,u_register_t x2,u_register_t x3,u_register_t x4,void * handle,struct smccc_res * smccc_ret)16 static u_register_t audio_smc_handler(u_register_t x1, u_register_t x2,
17 u_register_t x3, u_register_t x4,
18 void *handle, struct smccc_res *smccc_ret)
19 {
20 uint32_t request_ops;
21 int ret;
22
23 request_ops = (uint32_t)x1;
24
25 switch (request_ops) {
26 case MTK_AUDIO_SMC_OP_DOMAIN_SIDEBANDS:
27 ret = set_audio_domain_sidebands();
28 break;
29 default:
30 ERROR("%s: %s: Unsupported request_ops %x\n",
31 MODULE_TAG, __func__, request_ops);
32 ret = -EIO;
33 break;
34 }
35
36 VERBOSE("%s: %s, request_ops = %x, ret = %d\n",
37 MODULE_TAG, __func__, request_ops, ret);
38 return ret;
39 }
40 /* Register SiP SMC service */
41 DECLARE_SMC_HANDLER(MTK_SIP_AUDIO_CONTROL, audio_smc_handler);
42