diff options
Diffstat (limited to 'drivers/media/platform/mediatek/vcodec/decoder/vdec_ipi_msg.h')
| -rw-r--r-- | drivers/media/platform/mediatek/vcodec/decoder/vdec_ipi_msg.h | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/drivers/media/platform/mediatek/vcodec/decoder/vdec_ipi_msg.h b/drivers/media/platform/mediatek/vcodec/decoder/vdec_ipi_msg.h new file mode 100644 index 000000000000..47070be2a991 --- /dev/null +++ b/drivers/media/platform/mediatek/vcodec/decoder/vdec_ipi_msg.h @@ -0,0 +1,153 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (c) 2016 MediaTek Inc. + * Author: PC Chen <pc.chen@mediatek.com> + */ + +#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, + AP_IPIMSG_DEC_CORE = 0xA005, + AP_IPIMSG_DEC_CORE_END = 0xA006, + AP_IPIMSG_DEC_GET_PARAM = 0xA007, + + 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, + VPU_IPIMSG_DEC_CORE_ACK = 0xB005, + VPU_IPIMSG_DEC_CORE_END_ACK = 0xB006, + VPU_IPIMSG_DEC_GET_PARAM_ACK = 0xB007, +}; + +/** + * struct vdec_ap_ipi_cmd - generic AP to VPU ipi command format + * @msg_id : vdec_ipi_msgid + * @vpu_inst_addr : VPU decoder instance address. Used if ABI version < 2. + * @inst_id : instance ID. Used if the ABI version >= 2. + * @codec_type : codec fourcc + * @reserved : reserved param + */ +struct vdec_ap_ipi_cmd { + uint32_t msg_id; + union { + uint32_t vpu_inst_addr; + uint32_t inst_id; + }; + u32 codec_type; + u32 reserved; +}; + +/** + * 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 + * @codec_type : codec fourcc + * @ap_inst_addr : AP video decoder instance address + */ +struct vdec_ap_ipi_init { + uint32_t msg_id; + u32 codec_type; + 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. Used if ABI version < 2. + * @inst_id : instance ID. Used if the ABI version >= 2. + * @data : Header info + * H264 decoder [0]:buf_sz [1]:nal_start + * VP8 decoder [0]:width/height + * VP9 decoder [0]:profile, [1][2] width/height + * @codec_type : codec fourcc + */ +struct vdec_ap_ipi_dec_start { + uint32_t msg_id; + union { + uint32_t vpu_inst_addr; + uint32_t inst_id; + }; + uint32_t data[3]; + u32 codec_type; +}; + +/** + * 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 + * @vdec_abi_version: ABI version of the firmware. Kernel can use it to + * ensure that it is compatible with the firmware. + * This field is not valid for MT8173 and must not be + * accessed for this chip. + * @inst_id : instance ID. Valid only if the ABI version >= 2. + */ +struct vdec_vpu_ipi_init_ack { + uint32_t msg_id; + int32_t status; + uint64_t ap_inst_addr; + uint32_t vpu_inst_addr; + uint32_t vdec_abi_version; + uint32_t inst_id; +}; + +/** + * struct vdec_ap_ipi_get_param - for AP_IPIMSG_DEC_GET_PARAM + * @msg_id : AP_IPIMSG_DEC_GET_PARAM + * @inst_id : instance ID. Used if the ABI version >= 2. + * @data : picture information + * @param_type : get param type + * @codec_type : Codec fourcc + */ +struct vdec_ap_ipi_get_param { + u32 msg_id; + u32 inst_id; + u32 data[4]; + u32 param_type; + u32 codec_type; +}; + +/** + * struct vdec_vpu_ipi_get_param_ack - for VPU_IPIMSG_DEC_GET_PARAM_ACK + * @msg_id : VPU_IPIMSG_DEC_GET_PARAM_ACK + * @status : VPU execution result + * @ap_inst_addr : AP vcodec_vpu_inst instance address + * @data : picture information from SCP. + * @param_type : get param type + * @reserved : reserved param + */ +struct vdec_vpu_ipi_get_param_ack { + u32 msg_id; + s32 status; + u64 ap_inst_addr; + u32 data[4]; + u32 param_type; + u32 reserved; +}; + +#endif |