Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1/* Copyright (c) 2010-2015, The Linux Foundation. All rights reserved.
2 * Copyright (C) 2015 Linaro Ltd.
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 and
6 * only version 2 as published by the Free Software Foundation.
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 */
13#ifndef __QCOM_SCM_H
14#define __QCOM_SCM_H
15
16extern int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus);
17extern int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus);
18
19#define QCOM_SCM_HDCP_MAX_REQ_CNT 5
20
21struct qcom_scm_hdcp_req {
22 u32 addr;
23 u32 val;
24};
25
26extern bool qcom_scm_is_available(void);
27
28extern bool qcom_scm_hdcp_available(void);
29extern int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt,
30 u32 *resp);
31
32extern bool qcom_scm_pas_supported(u32 peripheral);
33extern int qcom_scm_pas_init_image(u32 peripheral, const void *metadata,
34 size_t size);
35extern int qcom_scm_pas_mem_setup(u32 peripheral, phys_addr_t addr,
36 phys_addr_t size);
37extern int qcom_scm_pas_auth_and_reset(u32 peripheral);
38extern int qcom_scm_pas_shutdown(u32 peripheral);
39
40#define QCOM_SCM_CPU_PWR_DOWN_L2_ON 0x0
41#define QCOM_SCM_CPU_PWR_DOWN_L2_OFF 0x1
42
43extern void qcom_scm_cpu_power_down(u32 flags);
44
45#define QCOM_SCM_VERSION(major, minor) (((major) << 16) | ((minor) & 0xFF))
46
47extern u32 qcom_scm_get_version(void);
48
49#endif