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Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 and only version 2 as published by the free software foundation 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 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 294 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Alexios Zavras <alexios.zavras@intel.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190529141900.825281744@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
103 lines
4.1 KiB
C
103 lines
4.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/* Copyright (c) 2010-2015, 2018, The Linux Foundation. All rights reserved.
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* Copyright (C) 2015 Linaro Ltd.
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*/
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#ifndef __QCOM_SCM_H
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#define __QCOM_SCM_H
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#include <linux/err.h>
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#include <linux/types.h>
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#include <linux/cpumask.h>
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#define QCOM_SCM_VERSION(major, minor) (((major) << 16) | ((minor) & 0xFF))
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#define QCOM_SCM_CPU_PWR_DOWN_L2_ON 0x0
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#define QCOM_SCM_CPU_PWR_DOWN_L2_OFF 0x1
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#define QCOM_SCM_HDCP_MAX_REQ_CNT 5
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struct qcom_scm_hdcp_req {
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u32 addr;
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u32 val;
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};
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struct qcom_scm_vmperm {
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int vmid;
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int perm;
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};
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#define QCOM_SCM_VMID_HLOS 0x3
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#define QCOM_SCM_VMID_MSS_MSA 0xF
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#define QCOM_SCM_VMID_WLAN 0x18
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#define QCOM_SCM_VMID_WLAN_CE 0x19
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#define QCOM_SCM_PERM_READ 0x4
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#define QCOM_SCM_PERM_WRITE 0x2
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#define QCOM_SCM_PERM_EXEC 0x1
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#define QCOM_SCM_PERM_RW (QCOM_SCM_PERM_READ | QCOM_SCM_PERM_WRITE)
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#define QCOM_SCM_PERM_RWX (QCOM_SCM_PERM_RW | QCOM_SCM_PERM_EXEC)
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#if IS_ENABLED(CONFIG_QCOM_SCM)
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extern int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus);
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extern int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus);
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extern bool qcom_scm_is_available(void);
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extern bool qcom_scm_hdcp_available(void);
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extern int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt,
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u32 *resp);
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extern bool qcom_scm_pas_supported(u32 peripheral);
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extern int qcom_scm_pas_init_image(u32 peripheral, const void *metadata,
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size_t size);
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extern int qcom_scm_pas_mem_setup(u32 peripheral, phys_addr_t addr,
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phys_addr_t size);
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extern int qcom_scm_pas_auth_and_reset(u32 peripheral);
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extern int qcom_scm_pas_shutdown(u32 peripheral);
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extern int qcom_scm_assign_mem(phys_addr_t mem_addr, size_t mem_sz,
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unsigned int *src, struct qcom_scm_vmperm *newvm,
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int dest_cnt);
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extern void qcom_scm_cpu_power_down(u32 flags);
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extern u32 qcom_scm_get_version(void);
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extern int qcom_scm_set_remote_state(u32 state, u32 id);
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extern int qcom_scm_restore_sec_cfg(u32 device_id, u32 spare);
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extern int qcom_scm_iommu_secure_ptbl_size(u32 spare, size_t *size);
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extern int qcom_scm_iommu_secure_ptbl_init(u64 addr, u32 size, u32 spare);
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extern int qcom_scm_io_readl(phys_addr_t addr, unsigned int *val);
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extern int qcom_scm_io_writel(phys_addr_t addr, unsigned int val);
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#else
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#include <linux/errno.h>
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static inline
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int qcom_scm_set_cold_boot_addr(void *entry, const cpumask_t *cpus)
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{
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return -ENODEV;
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}
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static inline
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int qcom_scm_set_warm_boot_addr(void *entry, const cpumask_t *cpus)
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{
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return -ENODEV;
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}
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static inline bool qcom_scm_is_available(void) { return false; }
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static inline bool qcom_scm_hdcp_available(void) { return false; }
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static inline int qcom_scm_hdcp_req(struct qcom_scm_hdcp_req *req, u32 req_cnt,
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u32 *resp) { return -ENODEV; }
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static inline bool qcom_scm_pas_supported(u32 peripheral) { return false; }
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static inline int qcom_scm_pas_init_image(u32 peripheral, const void *metadata,
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size_t size) { return -ENODEV; }
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static inline int qcom_scm_pas_mem_setup(u32 peripheral, phys_addr_t addr,
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phys_addr_t size) { return -ENODEV; }
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static inline int
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qcom_scm_pas_auth_and_reset(u32 peripheral) { return -ENODEV; }
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static inline int qcom_scm_pas_shutdown(u32 peripheral) { return -ENODEV; }
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static inline int qcom_scm_assign_mem(phys_addr_t mem_addr, size_t mem_sz,
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unsigned int *src,
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struct qcom_scm_vmperm *newvm,
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int dest_cnt) { return -ENODEV; }
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static inline void qcom_scm_cpu_power_down(u32 flags) {}
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static inline u32 qcom_scm_get_version(void) { return 0; }
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static inline u32
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qcom_scm_set_remote_state(u32 state,u32 id) { return -ENODEV; }
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static inline int qcom_scm_restore_sec_cfg(u32 device_id, u32 spare) { return -ENODEV; }
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static inline int qcom_scm_iommu_secure_ptbl_size(u32 spare, size_t *size) { return -ENODEV; }
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static inline int qcom_scm_iommu_secure_ptbl_init(u64 addr, u32 size, u32 spare) { return -ENODEV; }
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static inline int qcom_scm_io_readl(phys_addr_t addr, unsigned int *val) { return -ENODEV; }
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static inline int qcom_scm_io_writel(phys_addr_t addr, unsigned int val) { return -ENODEV; }
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#endif
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#endif
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