mirror of
https://github.com/physwizz/a155-U-u1.git
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90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2020 MediaTek Inc.
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*/
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#ifndef _VCP_IPI_TABLE_H_
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#define _VCP_IPI_TABLE_H_
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#include "vcp_mbox_layout.h"
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#include "vcp_ipi_pin.h"
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/*
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* mbox information
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*
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* mbdev :mbox device
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* irq_num:identity of mbox irq
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* id :mbox id
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* slot :how many slots that mbox used, up to 1GB
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* opt :option for mbox or share memory, 0:mbox, 1:share memory
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* enable :mbox status, 0:disable, 1: enable
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* is64d :mbox is64d status, 0:32d, 1: 64d
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* base :mbox base address
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* set_irq_reg : mbox set irq register
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* clr_irq_reg : mbox clear irq register
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* init_base_reg: mbox initialize register
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* mbox lock : lock of mbox
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*/
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struct mtk_mbox_info *vcp_mbox_info;
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/*
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* mbox pin structure, this is for receive defination,
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* ipi=endpoint=pin
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* mbox : (mbox number)mbox number of the pin, up to 16(plt)
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* offset : (slot)msg offset in share memory, up to 1024*4 KB(plt)
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* recv_opt : (opt)recv option, 0:receive ,1: response(plt)
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* lock : (lock)polling lock 0:unuse,1:used
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* buf_full_opt : (opt)buffer option 0:drop, 1:assert, 2:overwrite(plt)
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* cb_ctx_opt : (opt)callback option 0:isr context, 1:process context(plt)
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* msg_size : (slot)msg used slots in the mbox, 4 bytes alignment(plt)
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* pin_index : (bit offset)pin index in the mbox(plt)
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* chan_id : (u32) ipc channel id(plt)
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* notify : (completion)notify process
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* mbox_pin_cb: (cb)cb function
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* pin_buf : (void*)buffer point
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* prdata : (void*)private data
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* pin_lock: (spinlock_t)lock of the pin
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*/
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struct mtk_mbox_pin_recv *vcp_mbox_pin_recv;
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/*
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* mbox pin structure, this is for send defination,
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* ipi=endpoint=pin
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* mbox : (mbox number)mbox number of the pin, up to 16(plt)
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* offset : (slot)msg offset in share memory, up to 1024*4 KB(plt)
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* send_opt : (opt)send opt, 0:send ,1: send for response(plt)
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* lock : (lock)polling lock 0:unuse,1:used
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* msg_size : (slot)message size in words, 4 bytes alignment(plt)
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* pin_index : (bit offset)pin index in the mbox(plt)
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* chan_id : (u32) ipc channel id(plt)
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* mutex : (mutex)mutex for remote response
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* completion : (completion)completion for remote response
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* pin_lock : (spinlock_t)lock of the pin
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*/
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struct mtk_mbox_pin_send *vcp_mbox_pin_send;
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struct mtk_mbox_device vcp_mboxdev = {
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.name = "vcp_mboxdev",
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.pin_recv_table = 0,
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.pin_send_table = 0,
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.info_table = 0,
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.count = 0,
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.recv_count = 0,
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.send_count = 0,
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.post_cb = (mbox_rx_cb_t)vcp_clr_spm_reg,
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};
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struct mtk_ipi_device vcp_ipidev = {
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.name = "vcp_ipidev",
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.id = IPI_DEV_VCP,
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.mbdev = &vcp_mboxdev,
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.pre_cb = (ipi_tx_cb_t)vcp_awake_lock,
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.post_cb = (ipi_tx_cb_t)vcp_awake_unlock,
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.prdata = 0,
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};
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EXPORT_SYMBOL(vcp_ipidev);
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#endif
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