/*
* Copyright (c) 2016 MediaTek Inc.
* Author: Jungchang Tsao <jungchang.tsao@mediatek.com>
* Daniel Hsiao <daniel.hsiao@mediatek.com>
* Tiffany Lin <tiffany.lin@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 _VENC_IPI_MSG_H_
#define _VENC_IPI_MSG_H_
#define AP_IPIMSG_VENC_BASE 0xC000
#define VPU_IPIMSG_VENC_BASE 0xD000
/**
* enum venc_ipi_msg_id - message id between AP and VPU
* (ipi stands for inter-processor interrupt)
* @AP_IPIMSG_ENC_XXX: AP to VPU cmd message id
* @VPU_IPIMSG_ENC_XXX_DONE: VPU ack AP cmd message id
*/
enum venc_ipi_msg_id {
AP_IPIMSG_ENC_INIT = AP_IPIMSG_VENC_BASE,
AP_IPIMSG_ENC_SET_PARAM,
AP_IPIMSG_ENC_ENCODE,
AP_IPIMSG_ENC_DEINIT,
VPU_IPIMSG_ENC_INIT_DONE = VPU_IPIMSG_VENC_BASE,
VPU_IPIMSG_ENC_SET_PARAM_DONE,
VPU_IPIMSG_ENC_ENCODE_DONE,
VPU_IPIMSG_ENC_DEINIT_DONE,
};
/**
* struct venc_ap_ipi_msg_init - AP to VPU init cmd structure
* @msg_id: message id (AP_IPIMSG_XXX_ENC_INIT)
* @reserved: reserved for future use. vpu is running in 32bit. Without
* this reserved field, if kernel run in 64bit. this struct size
* will be different between kernel and vpu
* @venc_inst: AP encoder instance
* (struct venc_vp8_inst/venc_h264_inst *)
*/
struct venc_ap_ipi_msg_init {
uint32_t msg_id;
uint32_t reserved;
uint64_t venc_inst;
};
/**
* struct venc_ap_ipi_msg_set_param - AP to VPU set_param cmd structure
* @msg_id: message id (AP_IPIMSG_XXX_ENC_SET_PARAM)
* @vpu_inst_addr: VPU encoder instance addr
* (struct venc_vp8_vsi/venc_h264_vsi *)
* @param_id: parameter id (venc_set_param_type)
* @data_item: number of items in the data array
* @data[8]: data array to store the set parameters
*/
struct venc_ap_ipi_msg_set_param {
uint32_t msg_id;
uint32_t vpu_inst_addr;
uint32_t param_id;
uint32_t data_item;
uint32_t data[8];
};
/**
* struct venc_ap_ipi_msg_enc - AP to VPU enc cmd structure
* @msg_id: message id (AP_IPIMSG_XXX_ENC_ENCODE)
* @vpu_inst_addr: VPU encoder instance addr
* (struct venc_vp8_vsi/venc_h264_vsi *)
* @bs_mode: bitstream mode for h264
* (H264_BS_MODE_SPS/H264_BS_MODE_PPS/H264_BS_MODE_FRAME)
* @input_addr: pointer to input image buffer plane
* @bs_addr: pointer to output bit stream buffer
* @bs_size: bit stream buffer size
*/
struct venc_ap_ipi_msg_enc {
uint32_t msg_id;
uint32_t vpu_inst_addr;
uint32_t bs_mode;
uint32_t input_addr[3];
uint32_t bs_addr;
uint32_t bs_size;
};
/**
* struct venc_ap_ipi_msg_deinit - AP to VPU deinit cmd structure
* @msg_id: message id (AP_IPIMSG_XXX_ENC_DEINIT)
* @vpu_inst_addr: VPU encoder instance addr
* (struct venc_vp8_vsi/venc_h264_vsi *)
*/
struct venc_ap_ipi_msg_deinit {
uint32_t msg_id;
uint32_t vpu_inst_addr;
};
/**
* enum venc_ipi_msg_status - VPU ack AP cmd status
*/
enum venc_ipi_msg_status {
VENC_IPI_MSG_STATUS_OK,
VENC_IPI_MSG_STATUS_FAIL,
};
/**
* struct venc_vpu_ipi_msg_common - VPU ack AP cmd common structure
* @msg_id: message id (VPU_IPIMSG_XXX_DONE)
* @status: cmd status (venc_ipi_msg_status)
* @venc_inst: AP encoder instance (struct venc_vp8_inst/venc_h264_inst *)
*/
struct venc_vpu_ipi_msg_common {
uint32_t msg_id;
uint32_t status;
uint64_t venc_inst;
};
/**
* struct venc_vpu_ipi_msg_init - VPU ack AP init cmd structure
* @msg_id: message id (VPU_IPIMSG_XXX_ENC_SET_PARAM_DONE)
* @status: cmd status (venc_ipi_msg_status)
* @venc_inst: AP encoder instance (struct venc_vp8_inst/venc_h264_inst *)
* @vpu_inst_addr: VPU encoder instance addr
* (struct venc_vp8_vsi/venc_h264_vsi *)
* @reserved: reserved for future use. vpu is running in 32bit. Without
* this reserved field, if kernel run in 64bit. this struct size
* will be different between kernel and vpu
*/
struct venc_vpu_ipi_msg_init {
uint32_t msg_id;
uint32_t status;
uint64_t venc_inst;
uint32_t vpu_inst_addr;
uint32_t reserved;
};
/**
* struct venc_vpu_ipi_msg_set_param - VPU ack AP set_param cmd structure
* @msg_id: message id (VPU_IPIMSG_XXX_ENC_SET_PARAM_DONE)
* @status: cmd status (venc_ipi_msg_status)
* @venc_inst: AP encoder instance (struct venc_vp8_inst/venc_h264_inst *)
* @param_id: parameter id (venc_set_param_type)
* @data_item: number of items in the data array
* @data[6]: data array to store the return result
*/
struct venc_vpu_ipi_msg_set_param {
uint32_t msg_id;
uint32_t status;
uint64_t venc_inst;
uint32_t param_id;
uint32_t data_item;
uint32_t data[6];
};
/**
* enum venc_ipi_msg_enc_state - Type of encode state
* VEN_IPI_MSG_ENC_STATE_FRAME: one frame being encoded
* VEN_IPI_MSG_ENC_STATE_PART: bit stream buffer full
* VEN_IPI_MSG_ENC_STATE_SKIP: encoded skip frame
* VEN_IPI_MSG_ENC_STATE_ERROR: encounter error
*/
enum venc_ipi_msg_enc_state {
VEN_IPI_MSG_ENC_STATE_FRAME,
VEN_IPI_MSG_ENC_STATE_PART,
VEN_IPI_MSG_ENC_STATE_SKIP,
VEN_IPI_MSG_ENC_STATE_ERROR,
};
/**
* struct venc_vpu_ipi_msg_enc - VPU ack AP enc cmd structure
* @msg_id: message id (VPU_IPIMSG_XXX_ENC_ENCODE_DONE)
* @status: cmd status (venc_ipi_msg_status)
* @venc_inst: AP encoder instance (struct venc_vp8_inst/venc_h264_inst *)
* @state: encode state (venc_ipi_msg_enc_state)
* @is_key_frm: whether the encoded frame is key frame
* @bs_size: encoded bitstream size
* @reserved: reserved for future use. vpu is running in 32bit. Without
* this reserved field, if kernel run in 64bit. this struct size
* will be different between kernel and vpu
*/
struct venc_vpu_ipi_msg_enc {
uint32_t msg_id;
uint32_t status;
uint64_t venc_inst;
uint32_t state;
uint32_t is_key_frm;
uint32_t bs_size;
uint32_t reserved;
};
/**
* struct venc_vpu_ipi_msg_deinit - VPU ack AP deinit cmd structure
* @msg_id: message id (VPU_IPIMSG_XXX_ENC_DEINIT_DONE)
* @status: cmd status (venc_ipi_msg_status)
* @venc_inst: AP encoder instance (struct venc_vp8_inst/venc_h264_inst *)
*/
struct venc_vpu_ipi_msg_deinit {
uint32_t msg_id;
uint32_t status;
uint64_t venc_inst;
};
#endif /* _VENC_IPI_MSG_H_ */