1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Copyright (c) 2016 MediaTek Inc.
4 * Author: PoChun Lin <pochun.lin@mediatek.com>
5 */
6
7 #include "mtk_vcodec_drv.h"
8 #include "mtk_vcodec_fw.h"
9 #include "venc_ipi_msg.h"
10 #include "venc_vpu_if.h"
11
handle_enc_init_msg(struct venc_vpu_inst * vpu,const void * data)12 static void handle_enc_init_msg(struct venc_vpu_inst *vpu, const void *data)
13 {
14 const struct venc_vpu_ipi_msg_init *msg = data;
15
16 vpu->inst_addr = msg->vpu_inst_addr;
17 vpu->vsi = mtk_vcodec_fw_map_dm_addr(vpu->ctx->dev->fw_handler,
18 msg->vpu_inst_addr);
19
20 /* Firmware version field value is unspecified on MT8173. */
21 if (vpu->ctx->dev->venc_pdata->chip == MTK_MT8173)
22 return;
23
24 /* Check firmware version. */
25 mtk_vcodec_debug(vpu, "firmware version: 0x%x\n",
26 msg->venc_abi_version);
27 switch (msg->venc_abi_version) {
28 case 1:
29 break;
30 default:
31 mtk_vcodec_err(vpu, "unhandled firmware version 0x%x\n",
32 msg->venc_abi_version);
33 vpu->failure = 1;
34 break;
35 }
36 }
37
handle_enc_encode_msg(struct venc_vpu_inst * vpu,const void * data)38 static void handle_enc_encode_msg(struct venc_vpu_inst *vpu, const void *data)
39 {
40 const struct venc_vpu_ipi_msg_enc *msg = data;
41
42 vpu->state = msg->state;
43 vpu->bs_size = msg->bs_size;
44 vpu->is_key_frm = msg->is_key_frm;
45 }
46
vpu_enc_ipi_handler(void * data,unsigned int len,void * priv)47 static void vpu_enc_ipi_handler(void *data, unsigned int len, void *priv)
48 {
49 const struct venc_vpu_ipi_msg_common *msg = data;
50 struct venc_vpu_inst *vpu =
51 (struct venc_vpu_inst *)(unsigned long)msg->venc_inst;
52
53 mtk_vcodec_debug(vpu, "msg_id %x inst %p status %d",
54 msg->msg_id, vpu, msg->status);
55
56 vpu->signaled = 1;
57 vpu->failure = (msg->status != VENC_IPI_MSG_STATUS_OK);
58 if (vpu->failure)
59 goto failure;
60
61 switch (msg->msg_id) {
62 case VPU_IPIMSG_ENC_INIT_DONE:
63 handle_enc_init_msg(vpu, data);
64 break;
65 case VPU_IPIMSG_ENC_SET_PARAM_DONE:
66 break;
67 case VPU_IPIMSG_ENC_ENCODE_DONE:
68 handle_enc_encode_msg(vpu, data);
69 break;
70 case VPU_IPIMSG_ENC_DEINIT_DONE:
71 break;
72 default:
73 mtk_vcodec_err(vpu, "unknown msg id %x", msg->msg_id);
74 break;
75 }
76
77 failure:
78 mtk_vcodec_debug_leave(vpu);
79 }
80
vpu_enc_send_msg(struct venc_vpu_inst * vpu,void * msg,int len)81 static int vpu_enc_send_msg(struct venc_vpu_inst *vpu, void *msg,
82 int len)
83 {
84 int status;
85
86 mtk_vcodec_debug_enter(vpu);
87
88 if (!vpu->ctx->dev->fw_handler) {
89 mtk_vcodec_err(vpu, "inst dev is NULL");
90 return -EINVAL;
91 }
92
93 status = mtk_vcodec_fw_ipi_send(vpu->ctx->dev->fw_handler, vpu->id, msg,
94 len, 2000);
95 if (status) {
96 mtk_vcodec_err(vpu, "vpu_ipi_send msg_id %x len %d fail %d",
97 *(uint32_t *)msg, len, status);
98 return -EINVAL;
99 }
100 if (vpu->failure)
101 return -EINVAL;
102
103 mtk_vcodec_debug_leave(vpu);
104
105 return 0;
106 }
107
vpu_enc_init(struct venc_vpu_inst * vpu)108 int vpu_enc_init(struct venc_vpu_inst *vpu)
109 {
110 int status;
111 struct venc_ap_ipi_msg_init out;
112
113 mtk_vcodec_debug_enter(vpu);
114
115 init_waitqueue_head(&vpu->wq_hd);
116 vpu->signaled = 0;
117 vpu->failure = 0;
118
119 status = mtk_vcodec_fw_ipi_register(vpu->ctx->dev->fw_handler, vpu->id,
120 vpu_enc_ipi_handler, "venc", NULL);
121
122 if (status) {
123 mtk_vcodec_err(vpu, "vpu_ipi_register fail %d", status);
124 return -EINVAL;
125 }
126
127 memset(&out, 0, sizeof(out));
128 out.msg_id = AP_IPIMSG_ENC_INIT;
129 out.venc_inst = (unsigned long)vpu;
130 if (vpu_enc_send_msg(vpu, &out, sizeof(out))) {
131 mtk_vcodec_err(vpu, "AP_IPIMSG_ENC_INIT fail");
132 return -EINVAL;
133 }
134
135 mtk_vcodec_debug_leave(vpu);
136
137 return 0;
138 }
139
venc_enc_param_crop_right(struct venc_vpu_inst * vpu,struct venc_enc_param * enc_prm)140 static unsigned int venc_enc_param_crop_right(struct venc_vpu_inst *vpu,
141 struct venc_enc_param *enc_prm)
142 {
143 unsigned int img_crop_right = enc_prm->buf_width - enc_prm->width;
144
145 return img_crop_right % 16;
146 }
147
venc_enc_param_crop_bottom(struct venc_enc_param * enc_prm)148 static unsigned int venc_enc_param_crop_bottom(struct venc_enc_param *enc_prm)
149 {
150 return round_up(enc_prm->height, 16) - enc_prm->height;
151 }
152
venc_enc_param_num_mb(struct venc_enc_param * enc_prm)153 static unsigned int venc_enc_param_num_mb(struct venc_enc_param *enc_prm)
154 {
155 return DIV_ROUND_UP(enc_prm->width, 16) *
156 DIV_ROUND_UP(enc_prm->height, 16);
157 }
158
vpu_enc_set_param(struct venc_vpu_inst * vpu,enum venc_set_param_type id,struct venc_enc_param * enc_param)159 int vpu_enc_set_param(struct venc_vpu_inst *vpu,
160 enum venc_set_param_type id,
161 struct venc_enc_param *enc_param)
162 {
163 const bool is_ext = MTK_ENC_CTX_IS_EXT(vpu->ctx);
164 size_t msg_size = is_ext ?
165 sizeof(struct venc_ap_ipi_msg_set_param_ext) :
166 sizeof(struct venc_ap_ipi_msg_set_param);
167 struct venc_ap_ipi_msg_set_param_ext out;
168
169 mtk_vcodec_debug(vpu, "id %d ->", id);
170
171 memset(&out, 0, sizeof(out));
172 out.base.msg_id = AP_IPIMSG_ENC_SET_PARAM;
173 out.base.vpu_inst_addr = vpu->inst_addr;
174 out.base.param_id = id;
175 switch (id) {
176 case VENC_SET_PARAM_ENC:
177 if (is_ext) {
178 out.base.data_item = 3;
179 out.base.data[0] =
180 venc_enc_param_crop_right(vpu, enc_param);
181 out.base.data[1] =
182 venc_enc_param_crop_bottom(enc_param);
183 out.base.data[2] = venc_enc_param_num_mb(enc_param);
184 } else {
185 out.base.data_item = 0;
186 }
187 break;
188 case VENC_SET_PARAM_FORCE_INTRA:
189 out.base.data_item = 0;
190 break;
191 case VENC_SET_PARAM_ADJUST_BITRATE:
192 out.base.data_item = 1;
193 out.base.data[0] = enc_param->bitrate;
194 break;
195 case VENC_SET_PARAM_ADJUST_FRAMERATE:
196 out.base.data_item = 1;
197 out.base.data[0] = enc_param->frm_rate;
198 break;
199 case VENC_SET_PARAM_GOP_SIZE:
200 out.base.data_item = 1;
201 out.base.data[0] = enc_param->gop_size;
202 break;
203 case VENC_SET_PARAM_INTRA_PERIOD:
204 out.base.data_item = 1;
205 out.base.data[0] = enc_param->intra_period;
206 break;
207 case VENC_SET_PARAM_SKIP_FRAME:
208 out.base.data_item = 0;
209 break;
210 default:
211 mtk_vcodec_err(vpu, "id %d not supported", id);
212 return -EINVAL;
213 }
214 if (vpu_enc_send_msg(vpu, &out, msg_size)) {
215 mtk_vcodec_err(vpu,
216 "AP_IPIMSG_ENC_SET_PARAM %d fail", id);
217 return -EINVAL;
218 }
219
220 mtk_vcodec_debug(vpu, "id %d <-", id);
221
222 return 0;
223 }
224
vpu_enc_encode(struct venc_vpu_inst * vpu,unsigned int bs_mode,struct venc_frm_buf * frm_buf,struct mtk_vcodec_mem * bs_buf,unsigned int * bs_size,struct venc_frame_info * frame_info)225 int vpu_enc_encode(struct venc_vpu_inst *vpu, unsigned int bs_mode,
226 struct venc_frm_buf *frm_buf,
227 struct mtk_vcodec_mem *bs_buf,
228 unsigned int *bs_size,
229 struct venc_frame_info *frame_info)
230 {
231 const bool is_ext = MTK_ENC_CTX_IS_EXT(vpu->ctx);
232 size_t msg_size = is_ext ?
233 sizeof(struct venc_ap_ipi_msg_enc_ext) :
234 sizeof(struct venc_ap_ipi_msg_enc);
235 struct venc_ap_ipi_msg_enc_ext out;
236
237 mtk_vcodec_debug(vpu, "bs_mode %d ->", bs_mode);
238
239 memset(&out, 0, sizeof(out));
240 out.base.msg_id = AP_IPIMSG_ENC_ENCODE;
241 out.base.vpu_inst_addr = vpu->inst_addr;
242 out.base.bs_mode = bs_mode;
243 if (frm_buf) {
244 if ((frm_buf->fb_addr[0].dma_addr % 16 == 0) &&
245 (frm_buf->fb_addr[1].dma_addr % 16 == 0) &&
246 (frm_buf->fb_addr[2].dma_addr % 16 == 0)) {
247 out.base.input_addr[0] = frm_buf->fb_addr[0].dma_addr;
248 out.base.input_addr[1] = frm_buf->fb_addr[1].dma_addr;
249 out.base.input_addr[2] = frm_buf->fb_addr[2].dma_addr;
250 } else {
251 mtk_vcodec_err(vpu, "dma_addr not align to 16");
252 return -EINVAL;
253 }
254 }
255 if (bs_buf) {
256 out.base.bs_addr = bs_buf->dma_addr;
257 out.base.bs_size = bs_buf->size;
258 }
259 if (is_ext && frame_info) {
260 out.data_item = 3;
261 out.data[0] = frame_info->frm_count;
262 out.data[1] = frame_info->skip_frm_count;
263 out.data[2] = frame_info->frm_type;
264 }
265 if (vpu_enc_send_msg(vpu, &out, msg_size)) {
266 mtk_vcodec_err(vpu, "AP_IPIMSG_ENC_ENCODE %d fail",
267 bs_mode);
268 return -EINVAL;
269 }
270
271 mtk_vcodec_debug(vpu, "bs_mode %d state %d size %d key_frm %d <-",
272 bs_mode, vpu->state, vpu->bs_size, vpu->is_key_frm);
273
274 return 0;
275 }
276
vpu_enc_deinit(struct venc_vpu_inst * vpu)277 int vpu_enc_deinit(struct venc_vpu_inst *vpu)
278 {
279 struct venc_ap_ipi_msg_deinit out;
280
281 mtk_vcodec_debug_enter(vpu);
282
283 memset(&out, 0, sizeof(out));
284 out.msg_id = AP_IPIMSG_ENC_DEINIT;
285 out.vpu_inst_addr = vpu->inst_addr;
286 if (vpu_enc_send_msg(vpu, &out, sizeof(out))) {
287 mtk_vcodec_err(vpu, "AP_IPIMSG_ENC_DEINIT fail");
288 return -EINVAL;
289 }
290
291 mtk_vcodec_debug_leave(vpu);
292
293 return 0;
294 }
295