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da8cc41bc8
LPM means low power module, it will connect idle and SPM to achieve lower power consumption in some scenarios, and this patch is LPM second version Signed-off-by: Wenzhen Yu <wenzhen.yu@mediatek.corp-partner.google.com> Change-Id: I6ae5b5b4c2056d08c29efab5116be3a92351d8f1
68 lines
1.8 KiB
C
68 lines
1.8 KiB
C
/*
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* Copyright (c) 2025, MediaTek Inc. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#ifndef MT_LPM_SMC_H
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#define MT_LPM_SMC_H
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/*
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* MTK LPM smc user format:
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* bit[31:24]: magic number
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* bit[23:16]: user number
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* bit[15:00]: user id
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*/
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#define MT_LPM_SMC_MAGIC 0xDA000000
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#define MT_LPM_SMC_MAGIC_MASK 0xFF000000
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#define MT_LPM_SMC_USER_MASK 0xFF
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#define MT_LPM_SMC_USER_SHIFT 16
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#define MT_LPM_SMC_USER_ID_MASK 0x0000FFFF
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enum mt_lpm_smc_user_id {
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MT_LPM_SMC_USER_CPU_PM = 0,
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MT_LPM_SMC_USER_SPM_DBG,
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MT_LPM_SMC_USER_SPM,
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MT_LPM_SMC_USER_CPU_PM_LP,
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MT_LPM_SMC_USER_SECURE_CPU_PM,
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MT_LPM_SMC_USER_SECURE_SPM_DBG,
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MT_LPM_SMC_USER_SECURE_SPM,
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MT_LPM_SMC_USER_MAX,
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};
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#define IS_MT_LPM_SMC(smcid) \
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(((smcid) & MT_LPM_SMC_MAGIC_MASK) == MT_LPM_SMC_MAGIC)
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#define MT_LPM_SMC_USER(id) \
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(((id) >> MT_LPM_SMC_USER_SHIFT) & MT_LPM_SMC_USER_MASK)
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#define MT_LPM_SMC_USER_ID(uid) (uid & MT_LPM_SMC_USER_ID_MASK)
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#define MT_LPM_SMC_USER_SINK(user, uid) \
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((((uid) & MT_LPM_SMC_USER_ID_MASK) | \
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(((user) & MT_LPM_SMC_USER_MASK) << MT_LPM_SMC_USER_SHIFT)) | \
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MT_LPM_SMC_MAGIC)
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#define MT_LPM_SMC_USER_ID_CPU_PM(uid) \
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MT_LPM_SMC_USER_SINK(MT_LPM_SMC_USER_CPU_PM, uid)
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#define MT_LPM_SMC_USER_ID_SPM(uid) \
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MT_LPM_SMC_USER_SINK(MT_LPM_SMC_USER_SPM, uid)
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#define MT_LPM_SMC_USER_CPU_PM(uid) MT_LPM_SMC_USER_ID_CPU_PM(uid)
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#define MT_LPM_SMC_USER_SPM(uid) MT_LPM_SMC_USER_ID_SPM(uid)
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/* Behavior */
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#define MT_LPM_SMC_ACT_SET BIT(0)
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#define MT_LPM_SMC_ACT_CLR BIT(1)
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#define MT_LPM_SMC_ACT_GET BIT(2)
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#define MT_LPM_SMC_ACT_PUSH BIT(3)
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#define MT_LPM_SMC_ACT_POP BIT(4)
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#define MT_LPM_SMC_ACT_SUBMIT BIT(5)
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/* Compatible action for legacy smc from lk */
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#define MT_LPM_SMC_ACT_COMPAT BIT(31)
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enum mt_lpm_spmc_compat_id {
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MT_LPM_SPMC_COMPAT_LK_FW_INIT,
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MT_LPM_SPMC_COMPAT_LK_MCDI_WDT_DUMP,
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};
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#endif /* MT_LPM_SMC_H */
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