a5187d50f4
Reintroduce qcom_scm_qseecom_call for qseecom driver. Change-Id: I2b1124e77996d43c9bb6f8537f71cfaa7bc13390 Signed-off-by: Elliot Berman <eberman@codeaurora.org>
96 lines
2.1 KiB
C
96 lines
2.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Copyright (c) 2010-2020, The Linux Foundation. All rights reserved.
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*/
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#ifndef __MACH_SCM_H
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#define __MACH_SCM_H
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#include <linux/types.h>
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#define SCM_SVC_BOOT 0x1
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#define SCM_SVC_PIL 0x2
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#define SCM_SVC_UTIL 0x3
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#define SCM_SVC_TZ 0x4
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#define SCM_SVC_IO 0x5
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#define SCM_SVC_INFO 0x6
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#define SCM_SVC_SSD 0x7
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#define SCM_SVC_FUSE 0x8
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#define SCM_SVC_PWR 0x9
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#define SCM_SVC_MP 0xC
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#define SCM_SVC_DCVS 0xD
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#define SCM_SVC_ES 0x10
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#define SCM_SVC_HDCP 0x11
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#define SCM_SVC_MDTP 0x12
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#define SCM_SVC_LMH 0x13
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#define SCM_SVC_SMMU_PROGRAM 0x15
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#define SCM_SVC_QDSS 0x16
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#define SCM_SVC_RTIC 0x19
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#define SCM_SVC_TZSCHEDULER 0xFC
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#define SCM_FUSE_READ 0x7
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#define SCM_CMD_HDCP 0x01
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/* SCM Features */
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#define SCM_SVC_SEC_CAMERA 0xD
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#define DEFINE_SCM_BUFFER(__n) \
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static char __n[PAGE_SIZE] __aligned(PAGE_SIZE)
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#define SCM_BUFFER_SIZE(__buf) sizeof(__buf)
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#define SCM_BUFFER_PHYS(__buf) virt_to_phys(__buf)
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#define SCM_SIP_FNID(s, c) (((((s) & 0xFF) << 8) | ((c) & 0xFF)) | 0x02000000)
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#define SCM_QSEEOS_FNID(s, c) (((((s) & 0xFF) << 8) | ((c) & 0xFF)) | \
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0x32000000)
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#define SCM_SVC_ID(s) (((s) & 0xFF00) >> 8)
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#define MAX_SCM_ARGS 10
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#define MAX_SCM_RETS 3
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enum scm_arg_types {
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SCM_VAL,
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SCM_RO,
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SCM_RW,
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SCM_BUFVAL,
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};
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#define SCM_ARGS_IMPL(num, a, b, c, d, e, f, g, h, i, j, ...) (\
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(((a) & 0xff) << 4) | \
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(((b) & 0xff) << 6) | \
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(((c) & 0xff) << 8) | \
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(((d) & 0xff) << 10) | \
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(((e) & 0xff) << 12) | \
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(((f) & 0xff) << 14) | \
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(((g) & 0xff) << 16) | \
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(((h) & 0xff) << 18) | \
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(((i) & 0xff) << 20) | \
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(((j) & 0xff) << 22) | \
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(num & 0xffff))
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#define SCM_ARGS(...) SCM_ARGS_IMPL(__VA_ARGS__, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)
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struct qseecom_scm_desc {
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u32 arginfo;
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u64 args[MAX_SCM_ARGS];
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u64 ret[MAX_SCM_RETS];
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};
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#if IS_ENABLED(CONFIG_QCOM_SCM)
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int qcom_scm_qseecom_call(u32 cmd_id, struct qseecom_scm_desc *desc,
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bool retry);
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#else
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static inline int qcom_scm_qseecom_call(u32 cmd_id,
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struct qseecom_scm_desc *desc,
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bool retry)
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{
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return -ENODEV;
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}
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#endif
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#endif
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