40 lines
922 B
C
40 lines
922 B
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2020 MediaTek Inc.
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* Author: Celine Liu <Celine.liu@mediatek.com>
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*/
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#ifndef _ADSP_TIMESYNC_H_
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#define _ADSP_TIMESYNC_H_
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#ifdef CONFIG_ARM64
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#define IOMEM(a) ((void __force __iomem *)((a)))
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#endif
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#define adsp_reg_sync_writel(v, a) \
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do { \
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__raw_writel((v), IOMEM(a)); \
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dsb(sy); \
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} while (0)
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#define TIMESYNC_TAG "[ADSP_TS]"
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#define TIMESYNC_MAX_VER (0xFF)
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#define TIMESYNC_FLAG_SYNC (1 << 0)
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#define TIMESYNC_FLAG_ASYNC (1 << 1)
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#define TIMESYNC_FLAG_FREEZE (1 << 2)
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#define TIMESYNC_FLAG_UNFREEZE (1 << 3)
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/* sched_clock wrap time is 4398 seconds for arm arch timer
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* applying a period less than it for tinysys timesync
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*/
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#define TIMESYNC_WRAP_TIME (4000*NSEC_PER_SEC)
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void adsp_timesync_suspend(u8 fz);
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void adsp_timesync_resume(void);
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int __init adsp_timesync_init(void);
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#endif // _ADSP_TIMESYNC_H_
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