threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/*
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* Copyright (C) 2017 MediaTek Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See http://www.gnu.org/licenses/gpl-2.0.html for more details.
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*/
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#ifndef _SCP_IPI_H_
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#define _SCP_IPI_H_
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#include "scp_ipi_wrapper.h"
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enum scp_ipi_status {
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SCP_IPI_NOT_READY = -2,
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SCP_IPI_ERROR = -1,
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SCP_IPI_DONE,
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SCP_IPI_BUSY,
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};
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struct scp_ipi_wrapper {
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uint32_t out_id_0;
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uint32_t out_id_1;
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uint32_t in_id_0;
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uint32_t in_id_1;
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uint32_t out_size;
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uint32_t in_size;
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void *msg_0;
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void *msg_1;
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};
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extern struct mtk_mbox_device scp_mboxdev;
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extern struct mtk_ipi_device scp_ipidev;
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extern struct mtk_mbox_info scp_mbox_info[SCP_MBOX_TOTAL];
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extern enum scp_ipi_status scp_ipi_registration(enum ipi_id id,
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void (*ipi_handler)(int id, void *data, unsigned int len),
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const char *name);
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extern enum scp_ipi_status scp_ipi_send(enum ipi_id id, void *buf,
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unsigned int len, unsigned int wait, enum scp_core_id scp_id);
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extern enum scp_ipi_status scp_ipi_unregistration(enum ipi_id id);
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extern enum scp_ipi_status scp_legacy_ipi_init(void);
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#endif
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