1 /* SPDX-License-Identifier: GPL-2.0 */
3 * Copyright (c) 2016 MediaTek Inc.
4 * Author: Jungchang Tsao <jungchang.tsao@mediatek.com>
5 * Daniel Hsiao <daniel.hsiao@mediatek.com>
6 * Tiffany Lin <tiffany.lin@mediatek.com>
9 #ifndef _VENC_IPI_MSG_H_
10 #define _VENC_IPI_MSG_H_
12 #define AP_IPIMSG_VENC_BASE 0xC000
13 #define VPU_IPIMSG_VENC_BASE 0xD000
16 * enum venc_ipi_msg_id - message id between AP and VPU
17 * (ipi stands for inter-processor interrupt)
18 * @AP_IPIMSG_ENC_XXX: AP to VPU cmd message id
19 * @VPU_IPIMSG_ENC_XXX_DONE: VPU ack AP cmd message id
21 enum venc_ipi_msg_id {
22 AP_IPIMSG_ENC_INIT = AP_IPIMSG_VENC_BASE,
23 AP_IPIMSG_ENC_SET_PARAM,
27 VPU_IPIMSG_ENC_INIT_DONE = VPU_IPIMSG_VENC_BASE,
28 VPU_IPIMSG_ENC_SET_PARAM_DONE,
29 VPU_IPIMSG_ENC_ENCODE_DONE,
30 VPU_IPIMSG_ENC_DEINIT_DONE,
34 * struct venc_ap_ipi_msg_init - AP to VPU init cmd structure
35 * @msg_id: message id (AP_IPIMSG_XXX_ENC_INIT)
36 * @reserved: reserved for future use. vpu is running in 32bit. Without
37 * this reserved field, if kernel run in 64bit. this struct size
38 * will be different between kernel and vpu
39 * @venc_inst: AP encoder instance
40 * (struct venc_vp8_inst/venc_h264_inst *)
42 struct venc_ap_ipi_msg_init {
49 * struct venc_ap_ipi_msg_set_param - AP to VPU set_param cmd structure
50 * @msg_id: message id (AP_IPIMSG_XXX_ENC_SET_PARAM)
51 * @vpu_inst_addr: VPU encoder instance addr
52 * (struct venc_vp8_vsi/venc_h264_vsi *)
53 * @param_id: parameter id (venc_set_param_type)
54 * @data_item: number of items in the data array
55 * @data: data array to store the set parameters
57 struct venc_ap_ipi_msg_set_param {
59 uint32_t vpu_inst_addr;
65 struct venc_ap_ipi_msg_set_param_ext {
66 struct venc_ap_ipi_msg_set_param base;
67 uint32_t data_ext[24];
71 * struct venc_ap_ipi_msg_enc - AP to VPU enc cmd structure
72 * @msg_id: message id (AP_IPIMSG_XXX_ENC_ENCODE)
73 * @vpu_inst_addr: VPU encoder instance addr
74 * (struct venc_vp8_vsi/venc_h264_vsi *)
75 * @bs_mode: bitstream mode for h264
76 * (H264_BS_MODE_SPS/H264_BS_MODE_PPS/H264_BS_MODE_FRAME)
77 * @input_addr: pointer to input image buffer plane
78 * @bs_addr: pointer to output bit stream buffer
79 * @bs_size: bit stream buffer size
81 struct venc_ap_ipi_msg_enc {
83 uint32_t vpu_inst_addr;
85 uint32_t input_addr[3];
91 * struct venc_ap_ipi_msg_enc_ext - AP to SCP extended enc cmd structure
93 * @base: base msg structure
94 * @data_item: number of items in the data array
95 * @data: data array to store the set parameters
97 struct venc_ap_ipi_msg_enc_ext {
98 struct venc_ap_ipi_msg_enc base;
104 * struct venc_ap_ipi_msg_enc_ext_34 - AP to SCP extended enc cmd structure
105 * @msg_id: message id (AP_IPIMSG_XXX_ENC_ENCODE)
106 * @vpu_inst_addr: VPU encoder instance addr
107 * @bs_mode: bitstream mode for h264
108 * @reserved: for struct padding
109 * @input_addr: input frame buffer 34 bit address
110 * @bs_addr: output bitstream buffer 34 bit address
111 * @bs_size: bitstream buffer size
112 * @data_item: number of items in the data array
113 * @data: data array to store the set parameters
115 struct venc_ap_ipi_msg_enc_ext_34 {
128 * struct venc_ap_ipi_msg_deinit - AP to VPU deinit cmd structure
129 * @msg_id: message id (AP_IPIMSG_XXX_ENC_DEINIT)
130 * @vpu_inst_addr: VPU encoder instance addr
131 * (struct venc_vp8_vsi/venc_h264_vsi *)
133 struct venc_ap_ipi_msg_deinit {
135 uint32_t vpu_inst_addr;
139 * enum venc_ipi_msg_status - VPU ack AP cmd status
141 enum venc_ipi_msg_status {
142 VENC_IPI_MSG_STATUS_OK,
143 VENC_IPI_MSG_STATUS_FAIL,
147 * struct venc_vpu_ipi_msg_common - VPU ack AP cmd common structure
148 * @msg_id: message id (VPU_IPIMSG_XXX_DONE)
149 * @status: cmd status (venc_ipi_msg_status)
150 * @venc_inst: AP encoder instance (struct venc_vp8_inst/venc_h264_inst *)
152 struct venc_vpu_ipi_msg_common {
159 * struct venc_vpu_ipi_msg_init - VPU ack AP init cmd structure
160 * @msg_id: message id (VPU_IPIMSG_XXX_ENC_SET_PARAM_DONE)
161 * @status: cmd status (venc_ipi_msg_status)
162 * @venc_inst: AP encoder instance (struct venc_vp8_inst/venc_h264_inst *)
163 * @vpu_inst_addr: VPU encoder instance addr
164 * (struct venc_vp8_vsi/venc_h264_vsi *)
165 * @venc_abi_version: ABI version of the firmware. Kernel can use it to
166 * ensure that it is compatible with the firmware.
167 * For MT8173 the value of this field is undefined and
168 * should not be used.
170 struct venc_vpu_ipi_msg_init {
174 uint32_t vpu_inst_addr;
175 uint32_t venc_abi_version;
179 * struct venc_vpu_ipi_msg_set_param - VPU ack AP set_param cmd structure
180 * @msg_id: message id (VPU_IPIMSG_XXX_ENC_SET_PARAM_DONE)
181 * @status: cmd status (venc_ipi_msg_status)
182 * @venc_inst: AP encoder instance (struct venc_vp8_inst/venc_h264_inst *)
183 * @param_id: parameter id (venc_set_param_type)
184 * @data_item: number of items in the data array
185 * @data: data array to store the return result
187 struct venc_vpu_ipi_msg_set_param {
197 * enum venc_ipi_msg_enc_state - Type of encode state
198 * @VEN_IPI_MSG_ENC_STATE_FRAME: one frame being encoded
199 * @VEN_IPI_MSG_ENC_STATE_PART: bit stream buffer full
200 * @VEN_IPI_MSG_ENC_STATE_SKIP: encoded skip frame
201 * @VEN_IPI_MSG_ENC_STATE_ERROR: encounter error
203 enum venc_ipi_msg_enc_state {
204 VEN_IPI_MSG_ENC_STATE_FRAME,
205 VEN_IPI_MSG_ENC_STATE_PART,
206 VEN_IPI_MSG_ENC_STATE_SKIP,
207 VEN_IPI_MSG_ENC_STATE_ERROR,
211 * struct venc_vpu_ipi_msg_enc - VPU ack AP enc cmd structure
212 * @msg_id: message id (VPU_IPIMSG_XXX_ENC_ENCODE_DONE)
213 * @status: cmd status (venc_ipi_msg_status)
214 * @venc_inst: AP encoder instance (struct venc_vp8_inst/venc_h264_inst *)
215 * @state: encode state (venc_ipi_msg_enc_state)
216 * @is_key_frm: whether the encoded frame is key frame
217 * @bs_size: encoded bitstream size
218 * @reserved: reserved for future use. vpu is running in 32bit. Without
219 * this reserved field, if kernel run in 64bit. this struct size
220 * will be different between kernel and vpu
222 struct venc_vpu_ipi_msg_enc {
233 * struct venc_vpu_ipi_msg_deinit - VPU ack AP deinit cmd structure
234 * @msg_id: message id (VPU_IPIMSG_XXX_ENC_DEINIT_DONE)
235 * @status: cmd status (venc_ipi_msg_status)
236 * @venc_inst: AP encoder instance (struct venc_vp8_inst/venc_h264_inst *)
238 struct venc_vpu_ipi_msg_deinit {
244 #endif /* _VENC_IPI_MSG_H_ */