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
16 #define MODULE_TAG "[AUDIO]"
17
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)18 static u_register_t audio_smc_handler(u_register_t x1, u_register_t x2,
19 u_register_t x3, u_register_t x4,
20 void *handle, struct smccc_res *smccc_ret)
21 {
22 uint32_t request_ops;
23 int ret;
24
25 request_ops = (uint32_t)x1;
26
27 switch (request_ops) {
28 case MTK_AUDIO_SMC_OP_DOMAIN_SIDEBANDS:
29 ret = set_audio_domain_sidebands();
30 break;
31 default:
32 ERROR("%s: %s: Unsupported request_ops %x\n",
33 MODULE_TAG, __func__, request_ops);
34 ret = -EIO;
35 break;
36 }
37
38 VERBOSE("%s: %s, request_ops = %x, ret = %d\n",
39 MODULE_TAG, __func__, request_ops, ret);
40 return ret;
41 }
42 /* Register SiP SMC service */
43 DECLARE_SMC_HANDLER(MTK_SIP_AUDIO_CONTROL, audio_smc_handler);
44