drivers/media/platform/qcom/venus/venc_ctrls.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
   4  * Copyright (C) 2017 Linaro Ltd.
   5  */
   6 #include <linux/types.h>
   7 #include <media/v4l2-ctrls.h>
   8
   9 #include "core.h"
  10 #include "venc.h"
  11
  12 #define BITRATE_MIN             32000
  13 #define BITRATE_MAX             160000000
  14 #define BITRATE_DEFAULT         1000000
  15 #define BITRATE_DEFAULT_PEAK    (BITRATE_DEFAULT * 2)
  16 #define BITRATE_STEP            100
  17 #define SLICE_BYTE_SIZE_MAX     1024
  18 #define SLICE_BYTE_SIZE_MIN     1024
  19 #define SLICE_MB_SIZE_MAX       300
  20 #define INTRA_REFRESH_MBS_MAX   300
  21 #define AT_SLICE_BOUNDARY       \
  22         V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY
  23
  24 static int venc_calc_bpframes(u32 gop_size, u32 conseq_b, u32 *bf, u32 *pf)
  25 {
  26         u32 half = (gop_size - 1) >> 1;
  27         u32 b, p, ratio;
  28         bool found = false;
  29
  30         if (!gop_size)
  31                 return -EINVAL;
  32
  33         *bf = *pf = 0;
  34
  35         if (!conseq_b) {
  36                 *pf = gop_size -  1;
  37                 return 0;
  38         }
  39
  40         b = p = half;
  41
  42         for (; b <= gop_size - 1; b++, p--) {
  43                 if (b % p)
  44                         continue;
  45
  46                 ratio = b / p;
  47
  48                 if (ratio == conseq_b) {
  49                         found = true;
  50                         break;
  51                 }
  52
  53                 if (ratio > conseq_b)
  54                         break;
  55         }
  56
  57         if (!found)
  58                 return -EINVAL;
  59
  60         if (b + p + 1 != gop_size)
  61                 return -EINVAL;
  62
  63         *bf = b;
  64         *pf = p;
  65
  66         return 0;
  67 }
  68
  69 static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl)
  70 {
  71         struct venus_inst *inst = ctrl_to_inst(ctrl);
  72         struct venc_controls *ctr = &inst->controls.enc;
  73         struct hfi_enable en = { .enable = 1 };
  74         struct hfi_bitrate brate;
  75         u32 bframes;
  76         u32 ptype;
  77         int ret;
  78
  79         switch (ctrl->id) {
  80         case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
  81                 ctr->bitrate_mode = ctrl->val;
  82                 break;
  83         case V4L2_CID_MPEG_VIDEO_BITRATE:
  84                 ctr->bitrate = ctrl->val;
  85                 mutex_lock(&inst->lock);
  86                 if (inst->streamon_out && inst->streamon_cap) {
  87                         ptype = HFI_PROPERTY_CONFIG_VENC_TARGET_BITRATE;
  88                         brate.bitrate = ctr->bitrate;
  89                         brate.layer_id = 0;
  90
  91                         ret = hfi_session_set_property(inst, ptype, &brate);
  92                         if (ret) {
  93                                 mutex_unlock(&inst->lock);
  94                                 return ret;
  95                         }
  96                 }
  97                 mutex_unlock(&inst->lock);
  98                 break;
  99         case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:
 100                 ctr->bitrate_peak = ctrl->val;
 101                 break;
 102         case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
 103                 ctr->h264_entropy_mode = ctrl->val;
 104                 break;
 105         case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
 106                 ctr->profile.mpeg4 = ctrl->val;
 107                 break;
 108         case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
 109                 ctr->profile.h264 = ctrl->val;
 110                 break;
 111         case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
 112                 ctr->profile.hevc = ctrl->val;
 113                 break;
 114         case V4L2_CID_MPEG_VIDEO_VP8_PROFILE:
 115                 ctr->profile.vp8 = ctrl->val;
 116                 break;
 117         case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
 118                 ctr->level.mpeg4 = ctrl->val;
 119                 break;
 120         case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
 121                 ctr->level.h264 = ctrl->val;
 122                 break;
 123         case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
 124                 ctr->level.hevc = ctrl->val;
 125                 break;
 126         case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:
 127                 ctr->h264_i_qp = ctrl->val;
 128                 break;
 129         case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP:
 130                 ctr->h264_p_qp = ctrl->val;
 131                 break;
 132         case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP:
 133                 ctr->h264_b_qp = ctrl->val;
 134                 break;
 135         case V4L2_CID_MPEG_VIDEO_H264_MIN_QP:
 136                 ctr->h264_min_qp = ctrl->val;
 137                 break;
 138         case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
 139                 ctr->h264_max_qp = ctrl->val;
 140                 break;
 141         case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
 142                 ctr->multi_slice_mode = ctrl->val;
 143                 break;
 144         case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES:
 145                 ctr->multi_slice_max_bytes = ctrl->val;
 146                 break;
 147         case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB:
 148                 ctr->multi_slice_max_mb = ctrl->val;
 149                 break;
 150         case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA:
 151                 ctr->h264_loop_filter_alpha = ctrl->val;
 152                 break;
 153         case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA:
 154                 ctr->h264_loop_filter_beta = ctrl->val;
 155                 break;
 156         case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
 157                 ctr->h264_loop_filter_mode = ctrl->val;
 158                 break;
 159         case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
 160                 ctr->header_mode = ctrl->val;
 161                 break;
 162         case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:
 163                 break;
 164         case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
 165                 ret = venc_calc_bpframes(ctrl->val, ctr->num_b_frames, &bframes,
 166                                          &ctr->num_p_frames);
 167                 if (ret)
 168                         return ret;
 169
 170                 ctr->gop_size = ctrl->val;
 171                 break;
 172         case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
 173                 ctr->h264_i_period = ctrl->val;
 174                 break;
 175         case V4L2_CID_MPEG_VIDEO_VPX_MIN_QP:
 176                 ctr->vp8_min_qp = ctrl->val;
 177                 break;
 178         case V4L2_CID_MPEG_VIDEO_VPX_MAX_QP:
 179                 ctr->vp8_max_qp = ctrl->val;
 180                 break;
 181         case V4L2_CID_MPEG_VIDEO_B_FRAMES:
 182                 ret = venc_calc_bpframes(ctr->gop_size, ctrl->val, &bframes,
 183                                          &ctr->num_p_frames);
 184                 if (ret)
 185                         return ret;
 186
 187                 ctr->num_b_frames = bframes;
 188                 break;
 189         case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
 190                 mutex_lock(&inst->lock);
 191                 if (inst->streamon_out && inst->streamon_cap) {
 192                         ptype = HFI_PROPERTY_CONFIG_VENC_REQUEST_SYNC_FRAME;
 193                         ret = hfi_session_set_property(inst, ptype, &en);
 194
 195                         if (ret) {
 196                                 mutex_unlock(&inst->lock);
 197                                 return ret;
 198                         }
 199                 }
 200                 mutex_unlock(&inst->lock);
 201                 break;
 202         case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
 203                 ctr->rc_enable = ctrl->val;
 204                 break;
 205         case V4L2_CID_MPEG_VIDEO_CONSTANT_QUALITY:
 206                 ctr->const_quality = ctrl->val;
 207                 break;
 208         case V4L2_CID_MPEG_VIDEO_FRAME_SKIP_MODE:
 209                 ctr->frame_skip_mode = ctrl->val;
 210                 break;
 211         default:
 212                 return -EINVAL;
 213         }
 214
 215         return 0;
 216 }
 217
 218 static const struct v4l2_ctrl_ops venc_ctrl_ops = {
 219         .s_ctrl = venc_op_s_ctrl,
 220 };
 221
 222 int venc_ctrl_init(struct venus_inst *inst)
 223 {
 224         int ret;
 225
 226         ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 33);
 227         if (ret)
 228                 return ret;
 229
 230         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 231                 V4L2_CID_MPEG_VIDEO_BITRATE_MODE,
 232                 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR,
 233                 ~((1 << V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) |
 234                   (1 << V4L2_MPEG_VIDEO_BITRATE_MODE_CBR) |
 235                   (1 << V4L2_MPEG_VIDEO_BITRATE_MODE_CQ)),
 236                 V4L2_MPEG_VIDEO_BITRATE_MODE_VBR);
 237
 238         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 239                 V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE,
 240                 V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC,
 241                 0, V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC);
 242
 243         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 244                 V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE,
 245                 V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_CODING_EFFICIENCY,
 246                 ~((1 << V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE) |
 247                   (1 << V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE)),
 248                 V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE);
 249
 250         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 251                 V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL,
 252                 V4L2_MPEG_VIDEO_MPEG4_LEVEL_5,
 253                 0, V4L2_MPEG_VIDEO_MPEG4_LEVEL_0);
 254
 255         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 256                 V4L2_CID_MPEG_VIDEO_HEVC_PROFILE,
 257                 V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10,
 258                 ~((1 << V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN) |
 259                   (1 << V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE) |
 260                   (1 << V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10)),
 261                 V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN);
 262
 263         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 264                 V4L2_CID_MPEG_VIDEO_HEVC_LEVEL,
 265                 V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2,
 266                 0, V4L2_MPEG_VIDEO_HEVC_LEVEL_1);
 267
 268         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 269                 V4L2_CID_MPEG_VIDEO_H264_PROFILE,
 270                 V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH,
 271                 ~((1 << V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
 272                   (1 << V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE) |
 273                   (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MAIN) |
 274                   (1 << V4L2_MPEG_VIDEO_H264_PROFILE_HIGH) |
 275                   (1 << V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH) |
 276                   (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH)),
 277                 V4L2_MPEG_VIDEO_H264_PROFILE_HIGH);
 278
 279         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 280                 V4L2_CID_MPEG_VIDEO_H264_LEVEL,
 281                 V4L2_MPEG_VIDEO_H264_LEVEL_5_1,
 282                 0, V4L2_MPEG_VIDEO_H264_LEVEL_1_0);
 283
 284         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 285                 V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE,
 286                 AT_SLICE_BOUNDARY,
 287                 0, V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED);
 288
 289         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 290                 V4L2_CID_MPEG_VIDEO_HEADER_MODE,
 291                 V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
 292                 1 << V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
 293                 V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE);
 294
 295         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 296                 V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE,
 297                 V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_MAX_BYTES,
 298                 0, V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE);
 299
 300         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 301                 V4L2_CID_MPEG_VIDEO_VP8_PROFILE,
 302                 V4L2_MPEG_VIDEO_VP8_PROFILE_3,
 303                 0, V4L2_MPEG_VIDEO_VP8_PROFILE_0);
 304
 305         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 306                 V4L2_CID_MPEG_VIDEO_BITRATE, BITRATE_MIN, BITRATE_MAX,
 307                 BITRATE_STEP, BITRATE_DEFAULT);
 308
 309         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 310                 V4L2_CID_MPEG_VIDEO_BITRATE_PEAK, BITRATE_MIN, BITRATE_MAX,
 311                 BITRATE_STEP, BITRATE_DEFAULT_PEAK);
 312
 313         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 314                 V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, 1, 51, 1, 26);
 315
 316         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 317                 V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, 1, 51, 1, 28);
 318
 319         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 320                 V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP, 1, 51, 1, 30);
 321
 322         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 323                 V4L2_CID_MPEG_VIDEO_H264_MIN_QP, 1, 51, 1, 1);
 324
 325         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 326                 V4L2_CID_MPEG_VIDEO_H264_MAX_QP, 1, 51, 1, 51);
 327
 328         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 329                 V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES, SLICE_BYTE_SIZE_MIN,
 330                 SLICE_BYTE_SIZE_MAX, 1, SLICE_BYTE_SIZE_MIN);
 331
 332         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 333                 V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB, 1,
 334                 SLICE_MB_SIZE_MAX, 1, 1);
 335
 336         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 337                 V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA, -6, 6, 1, 0);
 338
 339         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 340                 V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA, -6, 6, 1, 0);
 341
 342         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 343                 V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB,
 344                 0, INTRA_REFRESH_MBS_MAX, 1, 0);
 345
 346         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 347                 V4L2_CID_MPEG_VIDEO_GOP_SIZE, 0, (1 << 16) - 1, 1, 30);
 348
 349         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 350                 V4L2_CID_MPEG_VIDEO_VPX_MIN_QP, 1, 128, 1, 1);
 351
 352         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 353                 V4L2_CID_MPEG_VIDEO_VPX_MAX_QP, 1, 128, 1, 128);
 354
 355         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 356                 V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 4, 1, 0);
 357
 358         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 359                 V4L2_CID_MPEG_VIDEO_H264_I_PERIOD, 0, (1 << 16) - 1, 1, 0);
 360
 361         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 362                           V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME, 0, 0, 0, 0);
 363
 364         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 365                           V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE, 0, 1, 1, 1);
 366
 367         v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops,
 368                           V4L2_CID_MPEG_VIDEO_CONSTANT_QUALITY, 0, 100, 1, 0);
 369
 370         v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops,
 371                                V4L2_CID_MPEG_VIDEO_FRAME_SKIP_MODE,
 372                                V4L2_MPEG_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT,
 373                                ~((1 << V4L2_MPEG_VIDEO_FRAME_SKIP_MODE_DISABLED) |
 374                                (1 << V4L2_MPEG_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT)),
 375                                V4L2_MPEG_VIDEO_FRAME_SKIP_MODE_DISABLED);
 376
 377         ret = inst->ctrl_handler.error;
 378         if (ret)
 379                 goto err;
 380
 381         ret = v4l2_ctrl_handler_setup(&inst->ctrl_handler);
 382         if (ret)
 383                 goto err;
 384
 385         return 0;
 386 err:
 387         v4l2_ctrl_handler_free(&inst->ctrl_handler);
 388         return ret;
 389 }
 390
 391 void venc_ctrl_deinit(struct venus_inst *inst)
 392 {
 393         v4l2_ctrl_handler_free(&inst->ctrl_handler);
 394 }