| 1 | /* |
| 2 | * Copyright (c) 2016 MediaTek Inc. |
| 3 | * Author: PC Chen <pc.chen@mediatek.com> |
| 4 | * Tiffany Lin <tiffany.lin@mediatek.com> |
| 5 | * |
| 6 | * This program is free software; you can redistribute it and/or modify |
| 7 | * it under the terms of the GNU General Public License version 2 as |
| 8 | * published by the Free Software Foundation. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | */ |
| 15 | |
| 16 | #include <media/v4l2-event.h> |
| 17 | #include <media/v4l2-mem2mem.h> |
| 18 | #include <media/videobuf2-dma-contig.h> |
| 19 | #include <soc/mediatek/smi.h> |
| 20 | |
| 21 | #include "mtk_vcodec_drv.h" |
| 22 | #include "mtk_vcodec_enc.h" |
| 23 | #include "mtk_vcodec_intr.h" |
| 24 | #include "mtk_vcodec_util.h" |
| 25 | #include "venc_drv_if.h" |
| 26 | |
| 27 | #define MTK_VENC_MIN_W 160U |
| 28 | #define MTK_VENC_MIN_H 128U |
| 29 | #define MTK_VENC_MAX_W 1920U |
| 30 | #define MTK_VENC_MAX_H 1088U |
| 31 | #define DFT_CFG_WIDTH MTK_VENC_MIN_W |
| 32 | #define DFT_CFG_HEIGHT MTK_VENC_MIN_H |
| 33 | #define MTK_MAX_CTRLS_HINT 20 |
| 34 | #define OUT_FMT_IDX 0 |
| 35 | #define CAP_FMT_IDX 4 |
| 36 | |
| 37 | |
| 38 | static void mtk_venc_worker(struct work_struct *work); |
| 39 | |
| 40 | static struct mtk_video_fmt mtk_video_formats[] = { |
| 41 | { |
| 42 | .fourcc = V4L2_PIX_FMT_NV12M, |
| 43 | .type = MTK_FMT_FRAME, |
| 44 | .num_planes = 2, |
| 45 | }, |
| 46 | { |
| 47 | .fourcc = V4L2_PIX_FMT_NV21M, |
| 48 | .type = MTK_FMT_FRAME, |
| 49 | .num_planes = 2, |
| 50 | }, |
| 51 | { |
| 52 | .fourcc = V4L2_PIX_FMT_YUV420M, |
| 53 | .type = MTK_FMT_FRAME, |
| 54 | .num_planes = 3, |
| 55 | }, |
| 56 | { |
| 57 | .fourcc = V4L2_PIX_FMT_YVU420M, |
| 58 | .type = MTK_FMT_FRAME, |
| 59 | .num_planes = 3, |
| 60 | }, |
| 61 | { |
| 62 | .fourcc = V4L2_PIX_FMT_H264, |
| 63 | .type = MTK_FMT_ENC, |
| 64 | .num_planes = 1, |
| 65 | }, |
| 66 | { |
| 67 | .fourcc = V4L2_PIX_FMT_VP8, |
| 68 | .type = MTK_FMT_ENC, |
| 69 | .num_planes = 1, |
| 70 | }, |
| 71 | }; |
| 72 | |
| 73 | #define NUM_FORMATS ARRAY_SIZE(mtk_video_formats) |
| 74 | |
| 75 | static const struct mtk_codec_framesizes mtk_venc_framesizes[] = { |
| 76 | { |
| 77 | .fourcc = V4L2_PIX_FMT_H264, |
| 78 | .stepwise = { MTK_VENC_MIN_W, MTK_VENC_MAX_W, 16, |
| 79 | MTK_VENC_MIN_H, MTK_VENC_MAX_H, 16 }, |
| 80 | }, |
| 81 | { |
| 82 | .fourcc = V4L2_PIX_FMT_VP8, |
| 83 | .stepwise = { MTK_VENC_MIN_W, MTK_VENC_MAX_W, 16, |
| 84 | MTK_VENC_MIN_H, MTK_VENC_MAX_H, 16 }, |
| 85 | }, |
| 86 | }; |
| 87 | |
| 88 | #define NUM_SUPPORTED_FRAMESIZE ARRAY_SIZE(mtk_venc_framesizes) |
| 89 | |
| 90 | static int vidioc_venc_s_ctrl(struct v4l2_ctrl *ctrl) |
| 91 | { |
| 92 | struct mtk_vcodec_ctx *ctx = ctrl_to_ctx(ctrl); |
| 93 | struct mtk_enc_params *p = &ctx->enc_params; |
| 94 | int ret = 0; |
| 95 | |
| 96 | switch (ctrl->id) { |
| 97 | case V4L2_CID_MPEG_VIDEO_BITRATE: |
| 98 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_BITRATE val = %d", |
| 99 | ctrl->val); |
| 100 | p->bitrate = ctrl->val; |
| 101 | ctx->param_change |= MTK_ENCODE_PARAM_BITRATE; |
| 102 | break; |
| 103 | case V4L2_CID_MPEG_VIDEO_B_FRAMES: |
| 104 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_B_FRAMES val = %d", |
| 105 | ctrl->val); |
| 106 | p->num_b_frame = ctrl->val; |
| 107 | break; |
| 108 | case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE: |
| 109 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE val = %d", |
| 110 | ctrl->val); |
| 111 | p->rc_frame = ctrl->val; |
| 112 | break; |
| 113 | case V4L2_CID_MPEG_VIDEO_H264_MAX_QP: |
| 114 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_MAX_QP val = %d", |
| 115 | ctrl->val); |
| 116 | p->h264_max_qp = ctrl->val; |
| 117 | break; |
| 118 | case V4L2_CID_MPEG_VIDEO_HEADER_MODE: |
| 119 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_HEADER_MODE val = %d", |
| 120 | ctrl->val); |
| 121 | p->seq_hdr_mode = ctrl->val; |
| 122 | break; |
| 123 | case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE: |
| 124 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE val = %d", |
| 125 | ctrl->val); |
| 126 | p->rc_mb = ctrl->val; |
| 127 | break; |
| 128 | case V4L2_CID_MPEG_VIDEO_H264_PROFILE: |
| 129 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_PROFILE val = %d", |
| 130 | ctrl->val); |
| 131 | p->h264_profile = ctrl->val; |
| 132 | break; |
| 133 | case V4L2_CID_MPEG_VIDEO_H264_LEVEL: |
| 134 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_LEVEL val = %d", |
| 135 | ctrl->val); |
| 136 | p->h264_level = ctrl->val; |
| 137 | break; |
| 138 | case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD: |
| 139 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_I_PERIOD val = %d", |
| 140 | ctrl->val); |
| 141 | p->intra_period = ctrl->val; |
| 142 | ctx->param_change |= MTK_ENCODE_PARAM_INTRA_PERIOD; |
| 143 | break; |
| 144 | case V4L2_CID_MPEG_VIDEO_GOP_SIZE: |
| 145 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_GOP_SIZE val = %d", |
| 146 | ctrl->val); |
| 147 | p->gop_size = ctrl->val; |
| 148 | ctx->param_change |= MTK_ENCODE_PARAM_GOP_SIZE; |
| 149 | break; |
| 150 | case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME: |
| 151 | mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME"); |
| 152 | p->force_intra = 1; |
| 153 | ctx->param_change |= MTK_ENCODE_PARAM_FORCE_INTRA; |
| 154 | break; |
| 155 | default: |
| 156 | ret = -EINVAL; |
| 157 | break; |
| 158 | } |
| 159 | |
| 160 | return ret; |
| 161 | } |
| 162 | |
| 163 | static const struct v4l2_ctrl_ops mtk_vcodec_enc_ctrl_ops = { |
| 164 | .s_ctrl = vidioc_venc_s_ctrl, |
| 165 | }; |
| 166 | |
| 167 | static int vidioc_enum_fmt(struct v4l2_fmtdesc *f, bool output_queue) |
| 168 | { |
| 169 | struct mtk_video_fmt *fmt; |
| 170 | int i, j = 0; |
| 171 | |
| 172 | for (i = 0; i < NUM_FORMATS; ++i) { |
| 173 | if (output_queue && mtk_video_formats[i].type != MTK_FMT_FRAME) |
| 174 | continue; |
| 175 | if (!output_queue && mtk_video_formats[i].type != MTK_FMT_ENC) |
| 176 | continue; |
| 177 | |
| 178 | if (j == f->index) { |
| 179 | fmt = &mtk_video_formats[i]; |
| 180 | f->pixelformat = fmt->fourcc; |
| 181 | memset(f->reserved, 0, sizeof(f->reserved)); |
| 182 | return 0; |
| 183 | } |
| 184 | ++j; |
| 185 | } |
| 186 | |
| 187 | return -EINVAL; |
| 188 | } |
| 189 | |
| 190 | static int vidioc_enum_framesizes(struct file *file, void *fh, |
| 191 | struct v4l2_frmsizeenum *fsize) |
| 192 | { |
| 193 | int i = 0; |
| 194 | |
| 195 | if (fsize->index != 0) |
| 196 | return -EINVAL; |
| 197 | |
| 198 | for (i = 0; i < NUM_SUPPORTED_FRAMESIZE; ++i) { |
| 199 | if (fsize->pixel_format != mtk_venc_framesizes[i].fourcc) |
| 200 | continue; |
| 201 | |
| 202 | fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE; |
| 203 | fsize->stepwise = mtk_venc_framesizes[i].stepwise; |
| 204 | return 0; |
| 205 | } |
| 206 | |
| 207 | return -EINVAL; |
| 208 | } |
| 209 | |
| 210 | static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv, |
| 211 | struct v4l2_fmtdesc *f) |
| 212 | { |
| 213 | return vidioc_enum_fmt(f, false); |
| 214 | } |
| 215 | |
| 216 | static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov, |
| 217 | struct v4l2_fmtdesc *f) |
| 218 | { |
| 219 | return vidioc_enum_fmt(f, true); |
| 220 | } |
| 221 | |
| 222 | static int vidioc_venc_querycap(struct file *file, void *priv, |
| 223 | struct v4l2_capability *cap) |
| 224 | { |
| 225 | strlcpy(cap->driver, MTK_VCODEC_ENC_NAME, sizeof(cap->driver)); |
| 226 | strlcpy(cap->bus_info, MTK_PLATFORM_STR, sizeof(cap->bus_info)); |
| 227 | strlcpy(cap->card, MTK_PLATFORM_STR, sizeof(cap->card)); |
| 228 | |
| 229 | return 0; |
| 230 | } |
| 231 | |
| 232 | static int vidioc_venc_s_parm(struct file *file, void *priv, |
| 233 | struct v4l2_streamparm *a) |
| 234 | { |
| 235 | struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); |
| 236 | |
| 237 | if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) |
| 238 | return -EINVAL; |
| 239 | |
| 240 | ctx->enc_params.framerate_num = |
| 241 | a->parm.output.timeperframe.denominator; |
| 242 | ctx->enc_params.framerate_denom = |
| 243 | a->parm.output.timeperframe.numerator; |
| 244 | ctx->param_change |= MTK_ENCODE_PARAM_FRAMERATE; |
| 245 | |
| 246 | return 0; |
| 247 | } |
| 248 | |
| 249 | static int vidioc_venc_g_parm(struct file *file, void *priv, |
| 250 | struct v4l2_streamparm *a) |
| 251 | { |
| 252 | struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); |
| 253 | |
| 254 | if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) |
| 255 | return -EINVAL; |
| 256 | |
| 257 | a->parm.output.timeperframe.denominator = |
| 258 | ctx->enc_params.framerate_num; |
| 259 | a->parm.output.timeperframe.numerator = |
| 260 | ctx->enc_params.framerate_denom; |
| 261 | |
| 262 | return 0; |
| 263 | } |
| 264 | |
| 265 | static struct mtk_q_data *mtk_venc_get_q_data(struct mtk_vcodec_ctx *ctx, |
| 266 | enum v4l2_buf_type type) |
| 267 | { |
| 268 | if (V4L2_TYPE_IS_OUTPUT(type)) |
| 269 | return &ctx->q_data[MTK_Q_DATA_SRC]; |
| 270 | |
| 271 | return &ctx->q_data[MTK_Q_DATA_DST]; |
| 272 | } |
| 273 | |
| 274 | static struct mtk_video_fmt *mtk_venc_find_format(struct v4l2_format *f) |
| 275 | { |
| 276 | struct mtk_video_fmt *fmt; |
| 277 | unsigned int k; |
| 278 | |
| 279 | for (k = 0; k < NUM_FORMATS; k++) { |
| 280 | fmt = &mtk_video_formats[k]; |
| 281 | if (fmt->fourcc == f->fmt.pix.pixelformat) |
| 282 | return fmt; |
| 283 | } |
| 284 | |
| 285 | return NULL; |
| 286 | } |
| 287 | |
| 288 | /* V4L2 specification suggests the driver corrects the format struct if any of |
| 289 | * the dimensions is unsupported |
| 290 | */ |
| 291 | static int vidioc_try_fmt(struct v4l2_format *f, struct mtk_video_fmt *fmt) |
| 292 | { |
| 293 | struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; |
| 294 | int i; |
| 295 | |
| 296 | pix_fmt_mp->field = V4L2_FIELD_NONE; |
| 297 | |
| 298 | if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { |
| 299 | pix_fmt_mp->num_planes = 1; |
| 300 | pix_fmt_mp->plane_fmt[0].bytesperline = 0; |
| 301 | } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) { |
| 302 | int tmp_w, tmp_h; |
| 303 | |
| 304 | pix_fmt_mp->height = clamp(pix_fmt_mp->height, |
| 305 | MTK_VENC_MIN_H, |
| 306 | MTK_VENC_MAX_H); |
| 307 | pix_fmt_mp->width = clamp(pix_fmt_mp->width, |
| 308 | MTK_VENC_MIN_W, |
| 309 | MTK_VENC_MAX_W); |
| 310 | |
| 311 | /* find next closer width align 16, heign align 32, size align |
| 312 | * 64 rectangle |
| 313 | */ |
| 314 | tmp_w = pix_fmt_mp->width; |
| 315 | tmp_h = pix_fmt_mp->height; |
| 316 | v4l_bound_align_image(&pix_fmt_mp->width, |
| 317 | MTK_VENC_MIN_W, |
| 318 | MTK_VENC_MAX_W, 4, |
| 319 | &pix_fmt_mp->height, |
| 320 | MTK_VENC_MIN_H, |
| 321 | MTK_VENC_MAX_H, 5, 6); |
| 322 | |
| 323 | if (pix_fmt_mp->width < tmp_w && |
| 324 | (pix_fmt_mp->width + 16) <= MTK_VENC_MAX_W) |
| 325 | pix_fmt_mp->width += 16; |
| 326 | if (pix_fmt_mp->height < tmp_h && |
| 327 | (pix_fmt_mp->height + 32) <= MTK_VENC_MAX_H) |
| 328 | pix_fmt_mp->height += 32; |
| 329 | |
| 330 | mtk_v4l2_debug(0, |
| 331 | "before resize width=%d, height=%d, after resize width=%d, height=%d, sizeimage=%d %d", |
| 332 | tmp_w, tmp_h, pix_fmt_mp->width, |
| 333 | pix_fmt_mp->height, |
| 334 | pix_fmt_mp->plane_fmt[0].sizeimage, |
| 335 | pix_fmt_mp->plane_fmt[1].sizeimage); |
| 336 | |
| 337 | pix_fmt_mp->num_planes = fmt->num_planes; |
| 338 | pix_fmt_mp->plane_fmt[0].sizeimage = |
| 339 | pix_fmt_mp->width * pix_fmt_mp->height + |
| 340 | ((ALIGN(pix_fmt_mp->width, 16) * 2) * 16); |
| 341 | pix_fmt_mp->plane_fmt[0].bytesperline = pix_fmt_mp->width; |
| 342 | |
| 343 | if (pix_fmt_mp->num_planes == 2) { |
| 344 | pix_fmt_mp->plane_fmt[1].sizeimage = |
| 345 | (pix_fmt_mp->width * pix_fmt_mp->height) / 2 + |
| 346 | (ALIGN(pix_fmt_mp->width, 16) * 16); |
| 347 | pix_fmt_mp->plane_fmt[2].sizeimage = 0; |
| 348 | pix_fmt_mp->plane_fmt[1].bytesperline = |
| 349 | pix_fmt_mp->width; |
| 350 | pix_fmt_mp->plane_fmt[2].bytesperline = 0; |
| 351 | } else if (pix_fmt_mp->num_planes == 3) { |
| 352 | pix_fmt_mp->plane_fmt[1].sizeimage = |
| 353 | pix_fmt_mp->plane_fmt[2].sizeimage = |
| 354 | (pix_fmt_mp->width * pix_fmt_mp->height) / 4 + |
| 355 | ((ALIGN(pix_fmt_mp->width, 16) / 2) * 16); |
| 356 | pix_fmt_mp->plane_fmt[1].bytesperline = |
| 357 | pix_fmt_mp->plane_fmt[2].bytesperline = |
| 358 | pix_fmt_mp->width / 2; |
| 359 | } |
| 360 | } |
| 361 | |
| 362 | for (i = 0; i < pix_fmt_mp->num_planes; i++) |
| 363 | memset(&(pix_fmt_mp->plane_fmt[i].reserved[0]), 0x0, |
| 364 | sizeof(pix_fmt_mp->plane_fmt[0].reserved)); |
| 365 | |
| 366 | pix_fmt_mp->flags = 0; |
| 367 | memset(&pix_fmt_mp->reserved, 0x0, |
| 368 | sizeof(pix_fmt_mp->reserved)); |
| 369 | |
| 370 | return 0; |
| 371 | } |
| 372 | |
| 373 | static void mtk_venc_set_param(struct mtk_vcodec_ctx *ctx, |
| 374 | struct venc_enc_param *param) |
| 375 | { |
| 376 | struct mtk_q_data *q_data_src = &ctx->q_data[MTK_Q_DATA_SRC]; |
| 377 | struct mtk_enc_params *enc_params = &ctx->enc_params; |
| 378 | |
| 379 | switch (q_data_src->fmt->fourcc) { |
| 380 | case V4L2_PIX_FMT_YUV420M: |
| 381 | param->input_yuv_fmt = VENC_YUV_FORMAT_I420; |
| 382 | break; |
| 383 | case V4L2_PIX_FMT_YVU420M: |
| 384 | param->input_yuv_fmt = VENC_YUV_FORMAT_YV12; |
| 385 | break; |
| 386 | case V4L2_PIX_FMT_NV12M: |
| 387 | param->input_yuv_fmt = VENC_YUV_FORMAT_NV12; |
| 388 | break; |
| 389 | case V4L2_PIX_FMT_NV21M: |
| 390 | param->input_yuv_fmt = VENC_YUV_FORMAT_NV21; |
| 391 | break; |
| 392 | default: |
| 393 | mtk_v4l2_err("Unsupport fourcc =%d", q_data_src->fmt->fourcc); |
| 394 | break; |
| 395 | } |
| 396 | param->h264_profile = enc_params->h264_profile; |
| 397 | param->h264_level = enc_params->h264_level; |
| 398 | |
| 399 | /* Config visible resolution */ |
| 400 | param->width = q_data_src->visible_width; |
| 401 | param->height = q_data_src->visible_height; |
| 402 | /* Config coded resolution */ |
| 403 | param->buf_width = q_data_src->coded_width; |
| 404 | param->buf_height = q_data_src->coded_height; |
| 405 | param->frm_rate = enc_params->framerate_num / |
| 406 | enc_params->framerate_denom; |
| 407 | param->intra_period = enc_params->intra_period; |
| 408 | param->gop_size = enc_params->gop_size; |
| 409 | param->bitrate = enc_params->bitrate; |
| 410 | |
| 411 | mtk_v4l2_debug(0, |
| 412 | "fmt 0x%x, P/L %d/%d, w/h %d/%d, buf %d/%d, fps/bps %d/%d, gop %d, i_period %d", |
| 413 | param->input_yuv_fmt, param->h264_profile, |
| 414 | param->h264_level, param->width, param->height, |
| 415 | param->buf_width, param->buf_height, |
| 416 | param->frm_rate, param->bitrate, |
| 417 | param->gop_size, param->intra_period); |
| 418 | } |
| 419 | |
| 420 | static int vidioc_venc_s_fmt_cap(struct file *file, void *priv, |
| 421 | struct v4l2_format *f) |
| 422 | { |
| 423 | struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); |
| 424 | struct vb2_queue *vq; |
| 425 | struct mtk_q_data *q_data; |
| 426 | int i, ret; |
| 427 | struct mtk_video_fmt *fmt; |
| 428 | |
| 429 | vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type); |
| 430 | if (!vq) { |
| 431 | mtk_v4l2_err("fail to get vq"); |
| 432 | return -EINVAL; |
| 433 | } |
| 434 | |
| 435 | if (vb2_is_busy(vq)) { |
| 436 | mtk_v4l2_err("queue busy"); |
| 437 | return -EBUSY; |
| 438 | } |
| 439 | |
| 440 | q_data = mtk_venc_get_q_data(ctx, f->type); |
| 441 | if (!q_data) { |
| 442 | mtk_v4l2_err("fail to get q data"); |
| 443 | return -EINVAL; |
| 444 | } |
| 445 | |
| 446 | fmt = mtk_venc_find_format(f); |
| 447 | if (!fmt) { |
| 448 | f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc; |
| 449 | fmt = mtk_venc_find_format(f); |
| 450 | } |
| 451 | |
| 452 | q_data->fmt = fmt; |
| 453 | ret = vidioc_try_fmt(f, q_data->fmt); |
| 454 | if (ret) |
| 455 | return ret; |
| 456 | |
| 457 | q_data->coded_width = f->fmt.pix_mp.width; |
| 458 | q_data->coded_height = f->fmt.pix_mp.height; |
| 459 | q_data->field = f->fmt.pix_mp.field; |
| 460 | |
| 461 | for (i = 0; i < f->fmt.pix_mp.num_planes; i++) { |
| 462 | struct v4l2_plane_pix_format *plane_fmt; |
| 463 | |
| 464 | plane_fmt = &f->fmt.pix_mp.plane_fmt[i]; |
| 465 | q_data->bytesperline[i] = plane_fmt->bytesperline; |
| 466 | q_data->sizeimage[i] = plane_fmt->sizeimage; |
| 467 | } |
| 468 | |
| 469 | if (ctx->state == MTK_STATE_FREE) { |
| 470 | ret = venc_if_init(ctx, q_data->fmt->fourcc); |
| 471 | if (ret) { |
| 472 | mtk_v4l2_err("venc_if_init failed=%d, codec type=%x", |
| 473 | ret, q_data->fmt->fourcc); |
| 474 | return -EBUSY; |
| 475 | } |
| 476 | ctx->state = MTK_STATE_INIT; |
| 477 | } |
| 478 | |
| 479 | return 0; |
| 480 | } |
| 481 | |
| 482 | static int vidioc_venc_s_fmt_out(struct file *file, void *priv, |
| 483 | struct v4l2_format *f) |
| 484 | { |
| 485 | struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); |
| 486 | struct vb2_queue *vq; |
| 487 | struct mtk_q_data *q_data; |
| 488 | int ret, i; |
| 489 | struct mtk_video_fmt *fmt; |
| 490 | unsigned int pitch_w_div16; |
| 491 | struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp; |
| 492 | |
| 493 | vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type); |
| 494 | if (!vq) { |
| 495 | mtk_v4l2_err("fail to get vq"); |
| 496 | return -EINVAL; |
| 497 | } |
| 498 | |
| 499 | if (vb2_is_busy(vq)) { |
| 500 | mtk_v4l2_err("queue busy"); |
| 501 | return -EBUSY; |
| 502 | } |
| 503 | |
| 504 | q_data = mtk_venc_get_q_data(ctx, f->type); |
| 505 | if (!q_data) { |
| 506 | mtk_v4l2_err("fail to get q data"); |
| 507 | return -EINVAL; |
| 508 | } |
| 509 | |
| 510 | fmt = mtk_venc_find_format(f); |
| 511 | if (!fmt) { |
| 512 | f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc; |
| 513 | fmt = mtk_venc_find_format(f); |
| 514 | } |
| 515 | |
| 516 | pix_fmt_mp->height = clamp(pix_fmt_mp->height, |
| 517 | MTK_VENC_MIN_H, |
| 518 | MTK_VENC_MAX_H); |
| 519 | pix_fmt_mp->width = clamp(pix_fmt_mp->width, |
| 520 | MTK_VENC_MIN_W, |
| 521 | MTK_VENC_MAX_W); |
| 522 | |
| 523 | q_data->visible_width = f->fmt.pix_mp.width; |
| 524 | q_data->visible_height = f->fmt.pix_mp.height; |
| 525 | q_data->fmt = fmt; |
| 526 | ret = vidioc_try_fmt(f, q_data->fmt); |
| 527 | if (ret) |
| 528 | return ret; |
| 529 | |
| 530 | q_data->coded_width = f->fmt.pix_mp.width; |
| 531 | q_data->coded_height = f->fmt.pix_mp.height; |
| 532 | |
| 533 | pitch_w_div16 = DIV_ROUND_UP(q_data->visible_width, 16); |
| 534 | if (pitch_w_div16 % 8 != 0) { |
| 535 | /* Adjust returned width/height, so application could correctly |
| 536 | * allocate hw required memory |
| 537 | */ |
| 538 | q_data->visible_height += 32; |
| 539 | vidioc_try_fmt(f, q_data->fmt); |
| 540 | } |
| 541 | |
| 542 | q_data->field = f->fmt.pix_mp.field; |
| 543 | ctx->colorspace = f->fmt.pix_mp.colorspace; |
| 544 | ctx->ycbcr_enc = f->fmt.pix_mp.ycbcr_enc; |
| 545 | ctx->quantization = f->fmt.pix_mp.quantization; |
| 546 | ctx->xfer_func = f->fmt.pix_mp.xfer_func; |
| 547 | |
| 548 | for (i = 0; i < f->fmt.pix_mp.num_planes; i++) { |
| 549 | struct v4l2_plane_pix_format *plane_fmt; |
| 550 | |
| 551 | plane_fmt = &f->fmt.pix_mp.plane_fmt[i]; |
| 552 | q_data->bytesperline[i] = plane_fmt->bytesperline; |
| 553 | q_data->sizeimage[i] = plane_fmt->sizeimage; |
| 554 | } |
| 555 | |
| 556 | return 0; |
| 557 | } |
| 558 | |
| 559 | static int vidioc_venc_g_fmt(struct file *file, void *priv, |
| 560 | struct v4l2_format *f) |
| 561 | { |
| 562 | struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp; |
| 563 | struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); |
| 564 | struct vb2_queue *vq; |
| 565 | struct mtk_q_data *q_data; |
| 566 | int i; |
| 567 | |
| 568 | vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type); |
| 569 | if (!vq) |
| 570 | return -EINVAL; |
| 571 | |
| 572 | q_data = mtk_venc_get_q_data(ctx, f->type); |
| 573 | |
| 574 | pix->width = q_data->coded_width; |
| 575 | pix->height = q_data->coded_height; |
| 576 | pix->pixelformat = q_data->fmt->fourcc; |
| 577 | pix->field = q_data->field; |
| 578 | pix->num_planes = q_data->fmt->num_planes; |
| 579 | for (i = 0; i < pix->num_planes; i++) { |
| 580 | pix->plane_fmt[i].bytesperline = q_data->bytesperline[i]; |
| 581 | pix->plane_fmt[i].sizeimage = q_data->sizeimage[i]; |
| 582 | memset(&(pix->plane_fmt[i].reserved[0]), 0x0, |
| 583 | sizeof(pix->plane_fmt[i].reserved)); |
| 584 | } |
| 585 | |
| 586 | pix->flags = 0; |
| 587 | pix->colorspace = ctx->colorspace; |
| 588 | pix->ycbcr_enc = ctx->ycbcr_enc; |
| 589 | pix->quantization = ctx->quantization; |
| 590 | pix->xfer_func = ctx->xfer_func; |
| 591 | |
| 592 | return 0; |
| 593 | } |
| 594 | |
| 595 | static int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv, |
| 596 | struct v4l2_format *f) |
| 597 | { |
| 598 | struct mtk_video_fmt *fmt; |
| 599 | struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); |
| 600 | |
| 601 | fmt = mtk_venc_find_format(f); |
| 602 | if (!fmt) { |
| 603 | f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc; |
| 604 | fmt = mtk_venc_find_format(f); |
| 605 | } |
| 606 | f->fmt.pix_mp.colorspace = ctx->colorspace; |
| 607 | f->fmt.pix_mp.ycbcr_enc = ctx->ycbcr_enc; |
| 608 | f->fmt.pix_mp.quantization = ctx->quantization; |
| 609 | f->fmt.pix_mp.xfer_func = ctx->xfer_func; |
| 610 | |
| 611 | return vidioc_try_fmt(f, fmt); |
| 612 | } |
| 613 | |
| 614 | static int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv, |
| 615 | struct v4l2_format *f) |
| 616 | { |
| 617 | struct mtk_video_fmt *fmt; |
| 618 | |
| 619 | fmt = mtk_venc_find_format(f); |
| 620 | if (!fmt) { |
| 621 | f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc; |
| 622 | fmt = mtk_venc_find_format(f); |
| 623 | } |
| 624 | if (!f->fmt.pix_mp.colorspace) { |
| 625 | f->fmt.pix_mp.colorspace = V4L2_COLORSPACE_REC709; |
| 626 | f->fmt.pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT; |
| 627 | f->fmt.pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT; |
| 628 | f->fmt.pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT; |
| 629 | } |
| 630 | |
| 631 | return vidioc_try_fmt(f, fmt); |
| 632 | } |
| 633 | |
| 634 | static int vidioc_venc_qbuf(struct file *file, void *priv, |
| 635 | struct v4l2_buffer *buf) |
| 636 | { |
| 637 | struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); |
| 638 | |
| 639 | if (ctx->state == MTK_STATE_ABORT) { |
| 640 | mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error", |
| 641 | ctx->id); |
| 642 | return -EIO; |
| 643 | } |
| 644 | |
| 645 | return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf); |
| 646 | } |
| 647 | |
| 648 | static int vidioc_venc_dqbuf(struct file *file, void *priv, |
| 649 | struct v4l2_buffer *buf) |
| 650 | { |
| 651 | struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv); |
| 652 | |
| 653 | if (ctx->state == MTK_STATE_ABORT) { |
| 654 | mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error", |
| 655 | ctx->id); |
| 656 | return -EIO; |
| 657 | } |
| 658 | |
| 659 | return v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf); |
| 660 | } |
| 661 | |
| 662 | const struct v4l2_ioctl_ops mtk_venc_ioctl_ops = { |
| 663 | .vidioc_streamon = v4l2_m2m_ioctl_streamon, |
| 664 | .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, |
| 665 | |
| 666 | .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, |
| 667 | .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, |
| 668 | .vidioc_qbuf = vidioc_venc_qbuf, |
| 669 | .vidioc_dqbuf = vidioc_venc_dqbuf, |
| 670 | |
| 671 | .vidioc_querycap = vidioc_venc_querycap, |
| 672 | .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane, |
| 673 | .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane, |
| 674 | .vidioc_enum_framesizes = vidioc_enum_framesizes, |
| 675 | |
| 676 | .vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt_vid_cap_mplane, |
| 677 | .vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt_vid_out_mplane, |
| 678 | .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, |
| 679 | .vidioc_subscribe_event = v4l2_ctrl_subscribe_event, |
| 680 | .vidioc_unsubscribe_event = v4l2_event_unsubscribe, |
| 681 | |
| 682 | .vidioc_s_parm = vidioc_venc_s_parm, |
| 683 | .vidioc_g_parm = vidioc_venc_g_parm, |
| 684 | .vidioc_s_fmt_vid_cap_mplane = vidioc_venc_s_fmt_cap, |
| 685 | .vidioc_s_fmt_vid_out_mplane = vidioc_venc_s_fmt_out, |
| 686 | |
| 687 | .vidioc_g_fmt_vid_cap_mplane = vidioc_venc_g_fmt, |
| 688 | .vidioc_g_fmt_vid_out_mplane = vidioc_venc_g_fmt, |
| 689 | |
| 690 | .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, |
| 691 | .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, |
| 692 | }; |
| 693 | |
| 694 | static int vb2ops_venc_queue_setup(struct vb2_queue *vq, |
| 695 | unsigned int *nbuffers, |
| 696 | unsigned int *nplanes, |
| 697 | unsigned int sizes[], |
| 698 | struct device *alloc_devs[]) |
| 699 | { |
| 700 | struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vq); |
| 701 | struct mtk_q_data *q_data; |
| 702 | unsigned int i; |
| 703 | |
| 704 | q_data = mtk_venc_get_q_data(ctx, vq->type); |
| 705 | |
| 706 | if (q_data == NULL) |
| 707 | return -EINVAL; |
| 708 | |
| 709 | if (*nplanes) { |
| 710 | for (i = 0; i < *nplanes; i++) |
| 711 | if (sizes[i] < q_data->sizeimage[i]) |
| 712 | return -EINVAL; |
| 713 | } else { |
| 714 | *nplanes = q_data->fmt->num_planes; |
| 715 | for (i = 0; i < *nplanes; i++) |
| 716 | sizes[i] = q_data->sizeimage[i]; |
| 717 | } |
| 718 | |
| 719 | return 0; |
| 720 | } |
| 721 | |
| 722 | static int vb2ops_venc_buf_prepare(struct vb2_buffer *vb) |
| 723 | { |
| 724 | struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); |
| 725 | struct mtk_q_data *q_data; |
| 726 | int i; |
| 727 | |
| 728 | q_data = mtk_venc_get_q_data(ctx, vb->vb2_queue->type); |
| 729 | |
| 730 | for (i = 0; i < q_data->fmt->num_planes; i++) { |
| 731 | if (vb2_plane_size(vb, i) < q_data->sizeimage[i]) { |
| 732 | mtk_v4l2_err("data will not fit into plane %d (%lu < %d)", |
| 733 | i, vb2_plane_size(vb, i), |
| 734 | q_data->sizeimage[i]); |
| 735 | return -EINVAL; |
| 736 | } |
| 737 | } |
| 738 | |
| 739 | return 0; |
| 740 | } |
| 741 | |
| 742 | static void vb2ops_venc_buf_queue(struct vb2_buffer *vb) |
| 743 | { |
| 744 | struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue); |
| 745 | struct vb2_v4l2_buffer *vb2_v4l2 = |
| 746 | container_of(vb, struct vb2_v4l2_buffer, vb2_buf); |
| 747 | |
| 748 | struct mtk_video_enc_buf *mtk_buf = |
| 749 | container_of(vb2_v4l2, struct mtk_video_enc_buf, vb); |
| 750 | |
| 751 | if ((vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) && |
| 752 | (ctx->param_change != MTK_ENCODE_PARAM_NONE)) { |
| 753 | mtk_v4l2_debug(1, "[%d] Before id=%d encode parameter change %x", |
| 754 | ctx->id, |
| 755 | mtk_buf->vb.vb2_buf.index, |
| 756 | ctx->param_change); |
| 757 | mtk_buf->param_change = ctx->param_change; |
| 758 | mtk_buf->enc_params = ctx->enc_params; |
| 759 | ctx->param_change = MTK_ENCODE_PARAM_NONE; |
| 760 | } |
| 761 | |
| 762 | v4l2_m2m_buf_queue(ctx->m2m_ctx, to_vb2_v4l2_buffer(vb)); |
| 763 | } |
| 764 | |
| 765 | static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count) |
| 766 | { |
| 767 | struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q); |
| 768 | struct venc_enc_param param; |
| 769 | int ret; |
| 770 | int i; |
| 771 | |
| 772 | /* Once state turn into MTK_STATE_ABORT, we need stop_streaming |
| 773 | * to clear it |
| 774 | */ |
| 775 | if ((ctx->state == MTK_STATE_ABORT) || (ctx->state == MTK_STATE_FREE)) { |
| 776 | ret = -EIO; |
| 777 | goto err_set_param; |
| 778 | } |
| 779 | |
| 780 | /* Do the initialization when both start_streaming have been called */ |
| 781 | if (V4L2_TYPE_IS_OUTPUT(q->type)) { |
| 782 | if (!vb2_start_streaming_called(&ctx->m2m_ctx->cap_q_ctx.q)) |
| 783 | return 0; |
| 784 | } else { |
| 785 | if (!vb2_start_streaming_called(&ctx->m2m_ctx->out_q_ctx.q)) |
| 786 | return 0; |
| 787 | } |
| 788 | |
| 789 | mtk_venc_set_param(ctx, ¶m); |
| 790 | ret = venc_if_set_param(ctx, VENC_SET_PARAM_ENC, ¶m); |
| 791 | if (ret) { |
| 792 | mtk_v4l2_err("venc_if_set_param failed=%d", ret); |
| 793 | ctx->state = MTK_STATE_ABORT; |
| 794 | goto err_set_param; |
| 795 | } |
| 796 | ctx->param_change = MTK_ENCODE_PARAM_NONE; |
| 797 | |
| 798 | if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) && |
| 799 | (ctx->enc_params.seq_hdr_mode != |
| 800 | V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE)) { |
| 801 | ret = venc_if_set_param(ctx, |
| 802 | VENC_SET_PARAM_PREPEND_HEADER, |
| 803 | NULL); |
| 804 | if (ret) { |
| 805 | mtk_v4l2_err("venc_if_set_param failed=%d", ret); |
| 806 | ctx->state = MTK_STATE_ABORT; |
| 807 | goto err_set_param; |
| 808 | } |
| 809 | ctx->state = MTK_STATE_HEADER; |
| 810 | } |
| 811 | |
| 812 | return 0; |
| 813 | |
| 814 | err_set_param: |
| 815 | for (i = 0; i < q->num_buffers; ++i) { |
| 816 | if (q->bufs[i]->state == VB2_BUF_STATE_ACTIVE) { |
| 817 | mtk_v4l2_debug(0, "[%d] id=%d, type=%d, %d -> VB2_BUF_STATE_QUEUED", |
| 818 | ctx->id, i, q->type, |
| 819 | (int)q->bufs[i]->state); |
| 820 | v4l2_m2m_buf_done(to_vb2_v4l2_buffer(q->bufs[i]), |
| 821 | VB2_BUF_STATE_QUEUED); |
| 822 | } |
| 823 | } |
| 824 | |
| 825 | return ret; |
| 826 | } |
| 827 | |
| 828 | static void vb2ops_venc_stop_streaming(struct vb2_queue *q) |
| 829 | { |
| 830 | struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q); |
| 831 | struct vb2_buffer *src_buf, *dst_buf; |
| 832 | int ret; |
| 833 | |
| 834 | mtk_v4l2_debug(2, "[%d]-> type=%d", ctx->id, q->type); |
| 835 | |
| 836 | if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) { |
| 837 | while ((dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx))) { |
| 838 | dst_buf->planes[0].bytesused = 0; |
| 839 | v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), |
| 840 | VB2_BUF_STATE_ERROR); |
| 841 | } |
| 842 | } else { |
| 843 | while ((src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx))) |
| 844 | v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf), |
| 845 | VB2_BUF_STATE_ERROR); |
| 846 | } |
| 847 | |
| 848 | if ((q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE && |
| 849 | vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q)) || |
| 850 | (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE && |
| 851 | vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q))) { |
| 852 | mtk_v4l2_debug(1, "[%d]-> q type %d out=%d cap=%d", |
| 853 | ctx->id, q->type, |
| 854 | vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q), |
| 855 | vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q)); |
| 856 | return; |
| 857 | } |
| 858 | |
| 859 | /* Release the encoder if both streams are stopped. */ |
| 860 | ret = venc_if_deinit(ctx); |
| 861 | if (ret) |
| 862 | mtk_v4l2_err("venc_if_deinit failed=%d", ret); |
| 863 | |
| 864 | ctx->state = MTK_STATE_FREE; |
| 865 | } |
| 866 | |
| 867 | static struct vb2_ops mtk_venc_vb2_ops = { |
| 868 | .queue_setup = vb2ops_venc_queue_setup, |
| 869 | .buf_prepare = vb2ops_venc_buf_prepare, |
| 870 | .buf_queue = vb2ops_venc_buf_queue, |
| 871 | .wait_prepare = vb2_ops_wait_prepare, |
| 872 | .wait_finish = vb2_ops_wait_finish, |
| 873 | .start_streaming = vb2ops_venc_start_streaming, |
| 874 | .stop_streaming = vb2ops_venc_stop_streaming, |
| 875 | }; |
| 876 | |
| 877 | static int mtk_venc_encode_header(void *priv) |
| 878 | { |
| 879 | struct mtk_vcodec_ctx *ctx = priv; |
| 880 | int ret; |
| 881 | struct vb2_buffer *dst_buf; |
| 882 | struct mtk_vcodec_mem bs_buf; |
| 883 | struct venc_done_result enc_result; |
| 884 | |
| 885 | dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx); |
| 886 | if (!dst_buf) { |
| 887 | mtk_v4l2_debug(1, "No dst buffer"); |
| 888 | return -EINVAL; |
| 889 | } |
| 890 | |
| 891 | bs_buf.va = vb2_plane_vaddr(dst_buf, 0); |
| 892 | bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0); |
| 893 | bs_buf.size = (size_t)dst_buf->planes[0].length; |
| 894 | |
| 895 | mtk_v4l2_debug(1, |
| 896 | "[%d] buf id=%d va=0x%p dma_addr=0x%llx size=%zu", |
| 897 | ctx->id, |
| 898 | dst_buf->index, bs_buf.va, |
| 899 | (u64)bs_buf.dma_addr, |
| 900 | bs_buf.size); |
| 901 | |
| 902 | ret = venc_if_encode(ctx, |
| 903 | VENC_START_OPT_ENCODE_SEQUENCE_HEADER, |
| 904 | NULL, &bs_buf, &enc_result); |
| 905 | |
| 906 | if (ret) { |
| 907 | dst_buf->planes[0].bytesused = 0; |
| 908 | ctx->state = MTK_STATE_ABORT; |
| 909 | v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), |
| 910 | VB2_BUF_STATE_ERROR); |
| 911 | mtk_v4l2_err("venc_if_encode failed=%d", ret); |
| 912 | return -EINVAL; |
| 913 | } |
| 914 | |
| 915 | ctx->state = MTK_STATE_HEADER; |
| 916 | dst_buf->planes[0].bytesused = enc_result.bs_size; |
| 917 | v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), VB2_BUF_STATE_DONE); |
| 918 | |
| 919 | return 0; |
| 920 | } |
| 921 | |
| 922 | static int mtk_venc_param_change(struct mtk_vcodec_ctx *ctx) |
| 923 | { |
| 924 | struct venc_enc_param enc_prm; |
| 925 | struct vb2_buffer *vb = v4l2_m2m_next_src_buf(ctx->m2m_ctx); |
| 926 | struct vb2_v4l2_buffer *vb2_v4l2 = |
| 927 | container_of(vb, struct vb2_v4l2_buffer, vb2_buf); |
| 928 | struct mtk_video_enc_buf *mtk_buf = |
| 929 | container_of(vb2_v4l2, struct mtk_video_enc_buf, vb); |
| 930 | |
| 931 | int ret = 0; |
| 932 | |
| 933 | memset(&enc_prm, 0, sizeof(enc_prm)); |
| 934 | if (mtk_buf->param_change == MTK_ENCODE_PARAM_NONE) |
| 935 | return 0; |
| 936 | |
| 937 | if (mtk_buf->param_change & MTK_ENCODE_PARAM_BITRATE) { |
| 938 | enc_prm.bitrate = mtk_buf->enc_params.bitrate; |
| 939 | mtk_v4l2_debug(1, "[%d] id=%d, change param br=%d", |
| 940 | ctx->id, |
| 941 | mtk_buf->vb.vb2_buf.index, |
| 942 | enc_prm.bitrate); |
| 943 | ret |= venc_if_set_param(ctx, |
| 944 | VENC_SET_PARAM_ADJUST_BITRATE, |
| 945 | &enc_prm); |
| 946 | } |
| 947 | if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FRAMERATE) { |
| 948 | enc_prm.frm_rate = mtk_buf->enc_params.framerate_num / |
| 949 | mtk_buf->enc_params.framerate_denom; |
| 950 | mtk_v4l2_debug(1, "[%d] id=%d, change param fr=%d", |
| 951 | ctx->id, |
| 952 | mtk_buf->vb.vb2_buf.index, |
| 953 | enc_prm.frm_rate); |
| 954 | ret |= venc_if_set_param(ctx, |
| 955 | VENC_SET_PARAM_ADJUST_FRAMERATE, |
| 956 | &enc_prm); |
| 957 | } |
| 958 | if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_GOP_SIZE) { |
| 959 | enc_prm.gop_size = mtk_buf->enc_params.gop_size; |
| 960 | mtk_v4l2_debug(1, "change param intra period=%d", |
| 961 | enc_prm.gop_size); |
| 962 | ret |= venc_if_set_param(ctx, |
| 963 | VENC_SET_PARAM_GOP_SIZE, |
| 964 | &enc_prm); |
| 965 | } |
| 966 | if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FORCE_INTRA) { |
| 967 | mtk_v4l2_debug(1, "[%d] id=%d, change param force I=%d", |
| 968 | ctx->id, |
| 969 | mtk_buf->vb.vb2_buf.index, |
| 970 | mtk_buf->enc_params.force_intra); |
| 971 | if (mtk_buf->enc_params.force_intra) |
| 972 | ret |= venc_if_set_param(ctx, |
| 973 | VENC_SET_PARAM_FORCE_INTRA, |
| 974 | NULL); |
| 975 | } |
| 976 | |
| 977 | mtk_buf->param_change = MTK_ENCODE_PARAM_NONE; |
| 978 | |
| 979 | if (ret) { |
| 980 | ctx->state = MTK_STATE_ABORT; |
| 981 | mtk_v4l2_err("venc_if_set_param %d failed=%d", |
| 982 | mtk_buf->param_change, ret); |
| 983 | return -1; |
| 984 | } |
| 985 | |
| 986 | return 0; |
| 987 | } |
| 988 | |
| 989 | /* |
| 990 | * v4l2_m2m_streamoff() holds dev_mutex and waits mtk_venc_worker() |
| 991 | * to call v4l2_m2m_job_finish(). |
| 992 | * If mtk_venc_worker() tries to acquire dev_mutex, it will deadlock. |
| 993 | * So this function must not try to acquire dev->dev_mutex. |
| 994 | * This means v4l2 ioctls and mtk_venc_worker() can run at the same time. |
| 995 | * mtk_venc_worker() should be carefully implemented to avoid bugs. |
| 996 | */ |
| 997 | static void mtk_venc_worker(struct work_struct *work) |
| 998 | { |
| 999 | struct mtk_vcodec_ctx *ctx = container_of(work, struct mtk_vcodec_ctx, |
| 1000 | encode_work); |
| 1001 | struct vb2_buffer *src_buf, *dst_buf; |
| 1002 | struct venc_frm_buf frm_buf; |
| 1003 | struct mtk_vcodec_mem bs_buf; |
| 1004 | struct venc_done_result enc_result; |
| 1005 | int ret, i; |
| 1006 | struct vb2_v4l2_buffer *vb2_v4l2; |
| 1007 | |
| 1008 | /* check dst_buf, dst_buf may be removed in device_run |
| 1009 | * to stored encdoe header so we need check dst_buf and |
| 1010 | * call job_finish here to prevent recursion |
| 1011 | */ |
| 1012 | dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx); |
| 1013 | if (!dst_buf) { |
| 1014 | v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx); |
| 1015 | return; |
| 1016 | } |
| 1017 | |
| 1018 | src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx); |
| 1019 | memset(&frm_buf, 0, sizeof(frm_buf)); |
| 1020 | for (i = 0; i < src_buf->num_planes ; i++) { |
| 1021 | frm_buf.fb_addr[i].va = vb2_plane_vaddr(src_buf, i); |
| 1022 | frm_buf.fb_addr[i].dma_addr = |
| 1023 | vb2_dma_contig_plane_dma_addr(src_buf, i); |
| 1024 | frm_buf.fb_addr[i].size = |
| 1025 | (size_t)src_buf->planes[i].length; |
| 1026 | } |
| 1027 | bs_buf.va = vb2_plane_vaddr(dst_buf, 0); |
| 1028 | bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0); |
| 1029 | bs_buf.size = (size_t)dst_buf->planes[0].length; |
| 1030 | |
| 1031 | mtk_v4l2_debug(2, |
| 1032 | "Framebuf VA=%p PA=%llx Size=0x%zx;VA=%p PA=0x%llx Size=0x%zx;VA=%p PA=0x%llx Size=%zu", |
| 1033 | frm_buf.fb_addr[0].va, |
| 1034 | (u64)frm_buf.fb_addr[0].dma_addr, |
| 1035 | frm_buf.fb_addr[0].size, |
| 1036 | frm_buf.fb_addr[1].va, |
| 1037 | (u64)frm_buf.fb_addr[1].dma_addr, |
| 1038 | frm_buf.fb_addr[1].size, |
| 1039 | frm_buf.fb_addr[2].va, |
| 1040 | (u64)frm_buf.fb_addr[2].dma_addr, |
| 1041 | frm_buf.fb_addr[2].size); |
| 1042 | |
| 1043 | ret = venc_if_encode(ctx, VENC_START_OPT_ENCODE_FRAME, |
| 1044 | &frm_buf, &bs_buf, &enc_result); |
| 1045 | |
| 1046 | vb2_v4l2 = container_of(dst_buf, struct vb2_v4l2_buffer, vb2_buf); |
| 1047 | if (enc_result.is_key_frm) |
| 1048 | vb2_v4l2->flags |= V4L2_BUF_FLAG_KEYFRAME; |
| 1049 | |
| 1050 | if (ret) { |
| 1051 | v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf), |
| 1052 | VB2_BUF_STATE_ERROR); |
| 1053 | dst_buf->planes[0].bytesused = 0; |
| 1054 | v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), |
| 1055 | VB2_BUF_STATE_ERROR); |
| 1056 | mtk_v4l2_err("venc_if_encode failed=%d", ret); |
| 1057 | } else { |
| 1058 | v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf), |
| 1059 | VB2_BUF_STATE_DONE); |
| 1060 | dst_buf->planes[0].bytesused = enc_result.bs_size; |
| 1061 | v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), |
| 1062 | VB2_BUF_STATE_DONE); |
| 1063 | mtk_v4l2_debug(2, "venc_if_encode bs size=%d", |
| 1064 | enc_result.bs_size); |
| 1065 | } |
| 1066 | |
| 1067 | v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx); |
| 1068 | |
| 1069 | mtk_v4l2_debug(1, "<=== src_buf[%d] dst_buf[%d] venc_if_encode ret=%d Size=%u===>", |
| 1070 | src_buf->index, dst_buf->index, ret, |
| 1071 | enc_result.bs_size); |
| 1072 | } |
| 1073 | |
| 1074 | static void m2mops_venc_device_run(void *priv) |
| 1075 | { |
| 1076 | struct mtk_vcodec_ctx *ctx = priv; |
| 1077 | |
| 1078 | if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) && |
| 1079 | (ctx->state != MTK_STATE_HEADER)) { |
| 1080 | /* encode h264 sps/pps header */ |
| 1081 | mtk_venc_encode_header(ctx); |
| 1082 | queue_work(ctx->dev->encode_workqueue, &ctx->encode_work); |
| 1083 | return; |
| 1084 | } |
| 1085 | |
| 1086 | mtk_venc_param_change(ctx); |
| 1087 | queue_work(ctx->dev->encode_workqueue, &ctx->encode_work); |
| 1088 | } |
| 1089 | |
| 1090 | static int m2mops_venc_job_ready(void *m2m_priv) |
| 1091 | { |
| 1092 | struct mtk_vcodec_ctx *ctx = m2m_priv; |
| 1093 | |
| 1094 | if (ctx->state == MTK_STATE_ABORT || ctx->state == MTK_STATE_FREE) { |
| 1095 | mtk_v4l2_debug(3, "[%d]Not ready: state=0x%x.", |
| 1096 | ctx->id, ctx->state); |
| 1097 | return 0; |
| 1098 | } |
| 1099 | |
| 1100 | return 1; |
| 1101 | } |
| 1102 | |
| 1103 | static void m2mops_venc_job_abort(void *priv) |
| 1104 | { |
| 1105 | struct mtk_vcodec_ctx *ctx = priv; |
| 1106 | |
| 1107 | ctx->state = MTK_STATE_ABORT; |
| 1108 | } |
| 1109 | |
| 1110 | static void m2mops_venc_lock(void *m2m_priv) |
| 1111 | { |
| 1112 | struct mtk_vcodec_ctx *ctx = m2m_priv; |
| 1113 | |
| 1114 | mutex_lock(&ctx->dev->dev_mutex); |
| 1115 | } |
| 1116 | |
| 1117 | static void m2mops_venc_unlock(void *m2m_priv) |
| 1118 | { |
| 1119 | struct mtk_vcodec_ctx *ctx = m2m_priv; |
| 1120 | |
| 1121 | mutex_unlock(&ctx->dev->dev_mutex); |
| 1122 | } |
| 1123 | |
| 1124 | const struct v4l2_m2m_ops mtk_venc_m2m_ops = { |
| 1125 | .device_run = m2mops_venc_device_run, |
| 1126 | .job_ready = m2mops_venc_job_ready, |
| 1127 | .job_abort = m2mops_venc_job_abort, |
| 1128 | .lock = m2mops_venc_lock, |
| 1129 | .unlock = m2mops_venc_unlock, |
| 1130 | }; |
| 1131 | |
| 1132 | void mtk_vcodec_enc_set_default_params(struct mtk_vcodec_ctx *ctx) |
| 1133 | { |
| 1134 | struct mtk_q_data *q_data; |
| 1135 | |
| 1136 | ctx->m2m_ctx->q_lock = &ctx->dev->dev_mutex; |
| 1137 | ctx->fh.m2m_ctx = ctx->m2m_ctx; |
| 1138 | ctx->fh.ctrl_handler = &ctx->ctrl_hdl; |
| 1139 | INIT_WORK(&ctx->encode_work, mtk_venc_worker); |
| 1140 | |
| 1141 | ctx->colorspace = V4L2_COLORSPACE_REC709; |
| 1142 | ctx->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT; |
| 1143 | ctx->quantization = V4L2_QUANTIZATION_DEFAULT; |
| 1144 | ctx->xfer_func = V4L2_XFER_FUNC_DEFAULT; |
| 1145 | |
| 1146 | q_data = &ctx->q_data[MTK_Q_DATA_SRC]; |
| 1147 | memset(q_data, 0, sizeof(struct mtk_q_data)); |
| 1148 | q_data->visible_width = DFT_CFG_WIDTH; |
| 1149 | q_data->visible_height = DFT_CFG_HEIGHT; |
| 1150 | q_data->coded_width = DFT_CFG_WIDTH; |
| 1151 | q_data->coded_height = DFT_CFG_HEIGHT; |
| 1152 | q_data->field = V4L2_FIELD_NONE; |
| 1153 | |
| 1154 | q_data->fmt = &mtk_video_formats[OUT_FMT_IDX]; |
| 1155 | |
| 1156 | v4l_bound_align_image(&q_data->coded_width, |
| 1157 | MTK_VENC_MIN_W, |
| 1158 | MTK_VENC_MAX_W, 4, |
| 1159 | &q_data->coded_height, |
| 1160 | MTK_VENC_MIN_H, |
| 1161 | MTK_VENC_MAX_H, 5, 6); |
| 1162 | |
| 1163 | if (q_data->coded_width < DFT_CFG_WIDTH && |
| 1164 | (q_data->coded_width + 16) <= MTK_VENC_MAX_W) |
| 1165 | q_data->coded_width += 16; |
| 1166 | if (q_data->coded_height < DFT_CFG_HEIGHT && |
| 1167 | (q_data->coded_height + 32) <= MTK_VENC_MAX_H) |
| 1168 | q_data->coded_height += 32; |
| 1169 | |
| 1170 | q_data->sizeimage[0] = |
| 1171 | q_data->coded_width * q_data->coded_height+ |
| 1172 | ((ALIGN(q_data->coded_width, 16) * 2) * 16); |
| 1173 | q_data->bytesperline[0] = q_data->coded_width; |
| 1174 | q_data->sizeimage[1] = |
| 1175 | (q_data->coded_width * q_data->coded_height) / 2 + |
| 1176 | (ALIGN(q_data->coded_width, 16) * 16); |
| 1177 | q_data->bytesperline[1] = q_data->coded_width; |
| 1178 | |
| 1179 | q_data = &ctx->q_data[MTK_Q_DATA_DST]; |
| 1180 | memset(q_data, 0, sizeof(struct mtk_q_data)); |
| 1181 | q_data->coded_width = DFT_CFG_WIDTH; |
| 1182 | q_data->coded_height = DFT_CFG_HEIGHT; |
| 1183 | q_data->fmt = &mtk_video_formats[CAP_FMT_IDX]; |
| 1184 | q_data->field = V4L2_FIELD_NONE; |
| 1185 | ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] = |
| 1186 | DFT_CFG_WIDTH * DFT_CFG_HEIGHT; |
| 1187 | ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] = 0; |
| 1188 | |
| 1189 | } |
| 1190 | |
| 1191 | int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx) |
| 1192 | { |
| 1193 | const struct v4l2_ctrl_ops *ops = &mtk_vcodec_enc_ctrl_ops; |
| 1194 | struct v4l2_ctrl_handler *handler = &ctx->ctrl_hdl; |
| 1195 | |
| 1196 | v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT); |
| 1197 | |
| 1198 | v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE, |
| 1199 | 1, 4000000, 1, 4000000); |
| 1200 | v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_B_FRAMES, |
| 1201 | 0, 2, 1, 0); |
| 1202 | v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE, |
| 1203 | 0, 1, 1, 1); |
| 1204 | v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_MAX_QP, |
| 1205 | 0, 51, 1, 51); |
| 1206 | v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_I_PERIOD, |
| 1207 | 0, 65535, 1, 0); |
| 1208 | v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_GOP_SIZE, |
| 1209 | 0, 65535, 1, 0); |
| 1210 | v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE, |
| 1211 | 0, 1, 1, 0); |
| 1212 | v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME, |
| 1213 | 0, 0, 0, 0); |
| 1214 | v4l2_ctrl_new_std_menu(handler, ops, |
| 1215 | V4L2_CID_MPEG_VIDEO_HEADER_MODE, |
| 1216 | V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME, |
| 1217 | 0, V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE); |
| 1218 | v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_PROFILE, |
| 1219 | V4L2_MPEG_VIDEO_H264_PROFILE_HIGH, |
| 1220 | 0, V4L2_MPEG_VIDEO_H264_PROFILE_MAIN); |
| 1221 | v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_LEVEL, |
| 1222 | V4L2_MPEG_VIDEO_H264_LEVEL_4_2, |
| 1223 | 0, V4L2_MPEG_VIDEO_H264_LEVEL_4_0); |
| 1224 | if (handler->error) { |
| 1225 | mtk_v4l2_err("Init control handler fail %d", |
| 1226 | handler->error); |
| 1227 | return handler->error; |
| 1228 | } |
| 1229 | |
| 1230 | v4l2_ctrl_handler_setup(&ctx->ctrl_hdl); |
| 1231 | |
| 1232 | return 0; |
| 1233 | } |
| 1234 | |
| 1235 | int mtk_vcodec_enc_queue_init(void *priv, struct vb2_queue *src_vq, |
| 1236 | struct vb2_queue *dst_vq) |
| 1237 | { |
| 1238 | struct mtk_vcodec_ctx *ctx = priv; |
| 1239 | int ret; |
| 1240 | |
| 1241 | /* Note: VB2_USERPTR works with dma-contig because mt8173 |
| 1242 | * support iommu |
| 1243 | * https://patchwork.kernel.org/patch/8335461/ |
| 1244 | * https://patchwork.kernel.org/patch/7596181/ |
| 1245 | */ |
| 1246 | src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; |
| 1247 | src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; |
| 1248 | src_vq->drv_priv = ctx; |
| 1249 | src_vq->buf_struct_size = sizeof(struct mtk_video_enc_buf); |
| 1250 | src_vq->ops = &mtk_venc_vb2_ops; |
| 1251 | src_vq->mem_ops = &vb2_dma_contig_memops; |
| 1252 | src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; |
| 1253 | src_vq->lock = &ctx->dev->dev_mutex; |
| 1254 | src_vq->dev = &ctx->dev->plat_dev->dev; |
| 1255 | |
| 1256 | ret = vb2_queue_init(src_vq); |
| 1257 | if (ret) |
| 1258 | return ret; |
| 1259 | |
| 1260 | dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; |
| 1261 | dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR; |
| 1262 | dst_vq->drv_priv = ctx; |
| 1263 | dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer); |
| 1264 | dst_vq->ops = &mtk_venc_vb2_ops; |
| 1265 | dst_vq->mem_ops = &vb2_dma_contig_memops; |
| 1266 | dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY; |
| 1267 | dst_vq->lock = &ctx->dev->dev_mutex; |
| 1268 | dst_vq->dev = &ctx->dev->plat_dev->dev; |
| 1269 | |
| 1270 | return vb2_queue_init(dst_vq); |
| 1271 | } |
| 1272 | |
| 1273 | int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx) |
| 1274 | { |
| 1275 | struct mtk_vcodec_dev *dev = ctx->dev; |
| 1276 | |
| 1277 | mutex_unlock(&dev->enc_mutex); |
| 1278 | return 0; |
| 1279 | } |
| 1280 | |
| 1281 | int mtk_venc_lock(struct mtk_vcodec_ctx *ctx) |
| 1282 | { |
| 1283 | struct mtk_vcodec_dev *dev = ctx->dev; |
| 1284 | |
| 1285 | mutex_lock(&dev->enc_mutex); |
| 1286 | return 0; |
| 1287 | } |
| 1288 | |
| 1289 | void mtk_vcodec_enc_release(struct mtk_vcodec_ctx *ctx) |
| 1290 | { |
| 1291 | venc_if_deinit(ctx); |
| 1292 | } |