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/*
* Copyright (c) 2016 MediaTek Inc.
* Author: PC Chen <pc.chen@mediatek.com>
*
* This program is free software; you can redistribute it and/or
* modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _VDEC_IPI_MSG_H_
#define _VDEC_IPI_MSG_H_
/**
* enum vdec_ipi_msgid - message id between AP and VPU
* @AP_IPIMSG_XXX : AP to VPU cmd message id
* @VPU_IPIMSG_XXX_ACK : VPU ack AP cmd message id
*/
enum vdec_ipi_msgid {
AP_IPIMSG_DEC_INIT = 0xA000,
AP_IPIMSG_DEC_START = 0xA001,
AP_IPIMSG_DEC_END = 0xA002,
AP_IPIMSG_DEC_DEINIT = 0xA003,
AP_IPIMSG_DEC_RESET = 0xA004,
VPU_IPIMSG_DEC_INIT_ACK = 0xB000,
VPU_IPIMSG_DEC_START_ACK = 0xB001,
VPU_IPIMSG_DEC_END_ACK = 0xB002,
VPU_IPIMSG_DEC_DEINIT_ACK = 0xB003,
VPU_IPIMSG_DEC_RESET_ACK = 0xB004,
};
/**
* struct vdec_ap_ipi_cmd - generic AP to VPU ipi command format
* @msg_id : vdec_ipi_msgid
* @vpu_inst_addr : VPU decoder instance address
*/
struct vdec_ap_ipi_cmd {
uint32_t msg_id;
uint32_t vpu_inst_addr;
};
/**
* struct vdec_vpu_ipi_ack - generic VPU to AP ipi command format
* @msg_id : vdec_ipi_msgid
* @status : VPU exeuction result
* @ap_inst_addr : AP video decoder instance address
*/
struct vdec_vpu_ipi_ack {
uint32_t msg_id;
int32_t status;
uint64_t ap_inst_addr;
};
/**
* struct vdec_ap_ipi_init - for AP_IPIMSG_DEC_INIT
* @msg_id : AP_IPIMSG_DEC_INIT
* @reserved : Reserved field
* @ap_inst_addr : AP video decoder instance address
*/
struct vdec_ap_ipi_init {
uint32_t msg_id;
uint32_t reserved;
uint64_t ap_inst_addr;
};
/**
* struct vdec_ap_ipi_dec_start - for AP_IPIMSG_DEC_START
* @msg_id : AP_IPIMSG_DEC_START
* @vpu_inst_addr : VPU decoder instance address
* @data : Header info
* H264 decoder [0]:buf_sz [1]:nal_start
* VP8 decoder [0]:width/height
* VP9 decoder [0]:profile, [1][2] width/height
* @reserved : Reserved field
*/
struct vdec_ap_ipi_dec_start {
uint32_t msg_id;
uint32_t vpu_inst_addr;
uint32_t data[3];
uint32_t reserved;
};
/**
* struct vdec_vpu_ipi_init_ack - for VPU_IPIMSG_DEC_INIT_ACK
* @msg_id : VPU_IPIMSG_DEC_INIT_ACK
* @status : VPU exeuction result
* @ap_inst_addr : AP vcodec_vpu_inst instance address
* @vpu_inst_addr : VPU decoder instance address
*/
struct vdec_vpu_ipi_init_ack {
uint32_t msg_id;
int32_t status;
uint64_t ap_inst_addr;
uint32_t vpu_inst_addr;
};
#endif
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