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firmware: qcom: scm: Convert to streaming DMA APIS
[mirror_ubuntu-jammy-kernel.git] / drivers / firmware / qcom_scm.h
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9626b699 1/* Copyright (c) 2010-2015, The Linux Foundation. All rights reserved.
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2 *
3 * This program is free software; you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License version 2 and
5 * only version 2 as published by the Free Software Foundation.
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
11 */
12#ifndef __QCOM_SCM_INT_H
13#define __QCOM_SCM_INT_H
14
15#define QCOM_SCM_SVC_BOOT 0x1
16#define QCOM_SCM_BOOT_ADDR 0x1
17#define QCOM_SCM_BOOT_ADDR_MC 0x11
18
19#define QCOM_SCM_FLAG_HLOS 0x01
20#define QCOM_SCM_FLAG_COLDBOOT_MC 0x02
21#define QCOM_SCM_FLAG_WARMBOOT_MC 0x04
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22extern int __qcom_scm_set_warm_boot_addr(struct device *dev, void *entry,
23 const cpumask_t *cpus);
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24extern int __qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus);
25
26#define QCOM_SCM_CMD_TERMINATE_PC 0x2
27#define QCOM_SCM_FLUSH_FLAG_MASK 0x3
28#define QCOM_SCM_CMD_CORE_HOTPLUGGED 0x10
29extern void __qcom_scm_cpu_power_down(u32 flags);
30
9626b699 31#define QCOM_SCM_SVC_INFO 0x6
32#define QCOM_IS_CALL_AVAIL_CMD 0x1
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33extern int __qcom_scm_is_call_available(struct device *dev, u32 svc_id,
34 u32 cmd_id);
9626b699 35
36#define QCOM_SCM_SVC_HDCP 0x11
37#define QCOM_SCM_CMD_HDCP 0x01
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38extern int __qcom_scm_hdcp_req(struct device *dev,
39 struct qcom_scm_hdcp_req *req, u32 req_cnt, u32 *resp);
9626b699 40
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41/* common error codes */
42#define QCOM_SCM_ENOMEM -5
43#define QCOM_SCM_EOPNOTSUPP -4
44#define QCOM_SCM_EINVAL_ADDR -3
45#define QCOM_SCM_EINVAL_ARG -2
46#define QCOM_SCM_ERROR -1
47#define QCOM_SCM_INTERRUPTED 1
48
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49static inline int qcom_scm_remap_error(int err)
50{
51 switch (err) {
52 case QCOM_SCM_ERROR:
53 return -EIO;
54 case QCOM_SCM_EINVAL_ADDR:
55 case QCOM_SCM_EINVAL_ARG:
56 return -EINVAL;
57 case QCOM_SCM_EOPNOTSUPP:
58 return -EOPNOTSUPP;
59 case QCOM_SCM_ENOMEM:
60 return -ENOMEM;
61 }
62 return -EINVAL;
63}
64
b6a1dfbc 65#endif