| /* |
| * 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 |
