src/tdm_helper.c

   1 /**************************************************************************
   2  *
   3  * libtdm
   4  *
   5  * Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
   6  *
   7  * Contact: Eunchul Kim <chulspro.kim@samsung.com>,
   8  *          JinYoung Jeon <jy0.jeon@samsung.com>,
   9  *          Taeheon Kim <th908.kim@samsung.com>,
  10  *          YoungJun Cho <yj44.cho@samsung.com>,
  11  *          SooChan Lim <sc1.lim@samsung.com>,
  12  *          Boram Park <sc1.lim@samsung.com>
  13  *
  14  * Permission is hereby granted, free of charge, to any person obtaining a
  15  * copy of this software and associated documentation files (the
  16  * "Software"), to deal in the Software without restriction, including
  17  * without limitation the rights to use, copy, modify, merge, publish,
  18  * distribute, sub license, and/or sell copies of the Software, and to
  19  * permit persons to whom the Software is furnished to do so, subject to
  20  * the following conditions:
  21  *
  22  * The above copyright notice and this permission notice (including the
  23  * next paragraph) shall be included in all copies or substantial portions
  24  * of the Software.
  25  *
  26  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  27  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  29  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  30  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  31  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  32  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33  *
  34 **************************************************************************/
  35
  36 #ifdef HAVE_CONFIG_H
  37 #include "config.h"
  38 #endif
  39
  40 #include <png.h>
  41 #include <string.h>
  42 #include <tbm_surface.h>
  43 #include <tbm_surface_internal.h>
  44 #include <tbm_drm_helper.h>
  45 #include <string.h>
  46 #include <time.h>
  47 #include <pixman.h>
  48 #include <inttypes.h>
  49
  50 #include "tdm.h"
  51 #include "tdm_private.h"
  52 #include "tdm_helper.h"
  53
  54 #define PNG_DEPTH 8
  55
  56 static const char *file_exts[2] = {"png", "yuv"};
  57
  58 int tdm_dump_enable;
  59 char *tdm_debug_dump_dir;
  60
  61 EXTERN double
  62 tdm_helper_get_time(void)
  63 {
  64         struct timespec tp;
  65
  66         if (clock_gettime(CLOCK_MONOTONIC, &tp) == 0)
  67                 return (double)tp.tv_sec + ((double)tp.tv_nsec) / 1000000000.0;
  68
  69         return 0;
  70 }
  71
  72 static int
  73 _tdm_helper_check_file_is_valid(const char* path, int del_link)
  74 {
  75         char *real_path;
  76
  77         if (!path)
  78                 return 0;
  79
  80         real_path = realpath(path, NULL);
  81         if (real_path && strncmp(path, real_path, strlen(path))) {
  82                 if (del_link)
  83                         unlink(path);
  84                 free(real_path);
  85
  86                 return 0;
  87         }
  88
  89         if (real_path)
  90                 free(real_path);
  91
  92         return 1;
  93 }
  94
  95 static void
  96 _tdm_helper_dump_raw(const char *file, void *data1, int size1, void *data2,
  97                                          int size2, void *data3, int size3)
  98 {
  99         unsigned int *blocks;
 100         FILE *fp;
 101
 102         if (!_tdm_helper_check_file_is_valid(file, 1))
 103                 TDM_WRN("'%s' may be symbolic link\n", file);
 104
 105         fp = fopen(file, "w+");
 106         TDM_RETURN_IF_FAIL(fp != NULL);
 107
 108         blocks = (unsigned int *)data1;
 109         fwrite(blocks, 1, size1, fp);
 110
 111         if (size2 > 0) {
 112                 blocks = (unsigned int *)data2;
 113                 fwrite(blocks, 1, size2, fp);
 114         }
 115
 116         if (size3 > 0) {
 117                 blocks = (unsigned int *)data3;
 118                 fwrite(blocks, 1, size3, fp);
 119         }
 120
 121         fclose(fp);
 122 }
 123
 124 static void
 125 _tdm_helper_dump_png(const char *file, const void *data, int width,
 126                                          int height)
 127 {
 128         FILE *fp;
 129
 130         if (!_tdm_helper_check_file_is_valid(file, 1))
 131                 TDM_WRN("'%s' may be symbolic link\n", file);
 132
 133         fp = fopen(file, "wb");
 134         TDM_RETURN_IF_FAIL(fp != NULL);
 135
 136         png_structp pPngStruct =
 137                 png_create_write_struct(PNG_LIBPNG_VER_STRING, NULL, NULL, NULL);
 138         if (!pPngStruct) {
 139                 fclose(fp);
 140                 return;
 141         }
 142
 143         png_infop pPngInfo = png_create_info_struct(pPngStruct);
 144         if (!pPngInfo) {
 145                 png_destroy_write_struct(&pPngStruct, NULL);
 146                 fclose(fp);
 147                 return;
 148         }
 149
 150         png_init_io(pPngStruct, fp);
 151         png_set_IHDR(pPngStruct,
 152                                  pPngInfo,
 153                                  width,
 154                                  height,
 155                                  PNG_DEPTH,
 156                                  PNG_COLOR_TYPE_RGBA,
 157                                  PNG_INTERLACE_NONE,
 158                                  PNG_COMPRESSION_TYPE_DEFAULT, PNG_FILTER_TYPE_DEFAULT);
 159
 160         png_set_bgr(pPngStruct);
 161         png_write_info(pPngStruct, pPngInfo);
 162
 163         const int pixel_size = 4;       // RGBA
 164         png_bytep *row_pointers =
 165                 png_malloc(pPngStruct, height * sizeof(png_byte *));
 166         if (!row_pointers) {
 167                 png_destroy_write_struct(&pPngStruct, &pPngInfo);
 168                 fclose(fp);
 169                 return;
 170         }
 171
 172         unsigned int *blocks = (unsigned int *)data;
 173         int y = 0;
 174         int x = 0;
 175
 176         for (; y < height; ++y) {
 177                 png_bytep row =
 178                         png_malloc(pPngStruct, sizeof(png_byte) * width * pixel_size);
 179                 if (!row) {
 180                         for (x = 0; x < y; x++)
 181                                 png_free(pPngStruct, row_pointers[x]);
 182                         png_free(pPngStruct, row_pointers);
 183                         png_destroy_write_struct(&pPngStruct, &pPngInfo);
 184                         fclose(fp);
 185                         return;
 186                 }
 187
 188                 row_pointers[y] = (png_bytep)row;
 189                 for (x = 0; x < width; ++x) {
 190                         unsigned int curBlock = blocks[y * width + x];
 191                         row[x * pixel_size] = (curBlock & 0xFF);
 192                         row[1 + x * pixel_size] = (curBlock >> 8) & 0xFF;
 193                         row[2 + x * pixel_size] = (curBlock >> 16) & 0xFF;
 194                         row[3 + x * pixel_size] = (curBlock >> 24) & 0xFF;
 195                 }
 196         }
 197
 198         png_write_image(pPngStruct, row_pointers);
 199         png_write_end(pPngStruct, pPngInfo);
 200
 201         for (y = 0; y < height; y++)
 202                 png_free(pPngStruct, row_pointers[y]);
 203         png_free(pPngStruct, row_pointers);
 204
 205         png_destroy_write_struct(&pPngStruct, &pPngInfo);
 206
 207         fclose(fp);
 208 }
 209
 210 /* LCOV_EXCL_START */
 211 INTERN char *
 212 tdm_helper_dump_make_directory(const char *path, char *reply, int *len)
 213 {
 214         char *fullpath = NULL;
 215         time_t timer;
 216         struct tm *t, *buf = NULL;
 217
 218         timer = time(NULL);
 219
 220         buf = calloc(1, sizeof(struct tm));
 221         TDM_GOTO_IF_FAIL(buf != NULL, failed_make);
 222
 223         fullpath = calloc(1, TDM_PATH_LEN * sizeof(char));
 224         TDM_GOTO_IF_FAIL(fullpath != NULL, failed_make);
 225
 226         t = localtime_r(&timer, buf);
 227         TDM_GOTO_IF_FAIL(t != NULL, failed_make);
 228
 229         snprintf(fullpath, TDM_PATH_LEN, "%s/dump_%04d%02d%02d.%02d%02d%02d", path,
 230                          t->tm_year + 1900, t->tm_mon + 1, t->tm_mday, t->tm_hour, t->tm_min, t->tm_sec);
 231
 232         if ((mkdir(fullpath, 0755)) < 0) {
 233                 TDM_ERR("mkdir '%s' fail\n", fullpath);
 234                 TDM_SNPRINTF(reply, len, "mkdir '%s' fail\n", fullpath);
 235                 goto failed_make;
 236         }
 237
 238         free(buf);
 239
 240         return fullpath;
 241 failed_make:
 242         if (fullpath)
 243                 free(fullpath);
 244         if (buf)
 245                 free(buf);
 246         return NULL;
 247 }
 248
 249 INTERN void
 250 tdm_helper_dump_buffer_str(tbm_surface_h buffer, char *dir, char *str)
 251 {
 252         tbm_surface_info_s info;
 253         const char *ext;
 254         char file[TDM_PATH_LEN];
 255         int ret, bw, bh;
 256
 257         TDM_RETURN_IF_FAIL(buffer != NULL);
 258         TDM_RETURN_IF_FAIL(dir != NULL);
 259         TDM_RETURN_IF_FAIL(str != NULL);
 260
 261         ret = tbm_surface_get_info(buffer, &info);
 262         TDM_RETURN_IF_FAIL(ret == TBM_SURFACE_ERROR_NONE);
 263
 264         if (IS_RGB(info.format))
 265                 ext = file_exts[0];
 266         else
 267                 ext = file_exts[1];
 268
 269         tdm_helper_get_buffer_full_size(buffer, &bw, &bh);
 270
 271         snprintf(file, TDM_PATH_LEN, "%s/%c%c%c%c_%dx%d_%dx%d_%s.%s",
 272                          dir, FOURCC_STR(info.format), bw, bh, info.width, info.height, str, ext);
 273
 274         tdm_helper_dump_buffer(buffer, file);
 275 }
 276 /* LCOV_EXCL_STOP */
 277
 278 EXTERN void
 279 tdm_helper_dump_buffer(tbm_surface_h buffer, const char *file)
 280 {
 281         tbm_surface_info_s info;
 282         int len, ret;
 283         const char *ext;
 284         int bo_cnt;
 285         int bw, bh;
 286
 287         TDM_RETURN_IF_FAIL(buffer != NULL);
 288         TDM_RETURN_IF_FAIL(file != NULL);
 289
 290         ret = tbm_surface_map(buffer, TBM_OPTION_READ, &info);
 291         TDM_RETURN_IF_FAIL(ret == TBM_SURFACE_ERROR_NONE);
 292
 293         len = strnlen(file, 1024);
 294         if (IS_RGB(info.format))
 295                 ext = file_exts[0];
 296         else
 297                 ext = file_exts[1];
 298
 299         if (strncmp(file + (len - 3), ext, 3)) {
 300                 TDM_ERR("can't dump to '%s' file", file + (len - 3));
 301                 tbm_surface_unmap(buffer);
 302                 return;
 303         }
 304
 305         tdm_helper_get_buffer_full_size(buffer, &bw, &bh);
 306
 307         bo_cnt = tbm_surface_internal_get_num_bos(buffer);
 308         TDM_DBG("buffer: bo_cnt(%d) %dx%d(%dx%d) %c%c%c%c, plane: (%p+%d, %d,%d) (%p+%d, %d,%d) (%p+%d, %d,%d)",
 309                         bo_cnt, bw, bh, info.width, info.height, FOURCC_STR(info.format),
 310                         info.planes[0].ptr, info.planes[0].offset, info.planes[0].stride, info.planes[0].size,
 311                         info.planes[1].ptr, info.planes[1].offset, info.planes[1].stride, info.planes[1].size,
 312                         info.planes[2].ptr, info.planes[2].offset, info.planes[2].stride, info.planes[2].size);
 313
 314         switch (info.format) {
 315         case TBM_FORMAT_ARGB8888:
 316         case TBM_FORMAT_XRGB8888:
 317                 _tdm_helper_dump_png(file, info.planes[0].ptr, bw, bh);
 318                 break;
 319         case TBM_FORMAT_YVU420:
 320         case TBM_FORMAT_YUV420:
 321                 _tdm_helper_dump_raw(file,
 322                                                          info.planes[0].ptr,
 323                                                          info.planes[0].size,
 324                                                          info.planes[1].ptr,
 325                                                          info.planes[1].size,
 326                                                          info.planes[2].ptr,
 327                                                          info.planes[2].size);
 328                 break;
 329         case TBM_FORMAT_NV12:
 330         case TBM_FORMAT_NV21:
 331                 _tdm_helper_dump_raw(file,
 332                                                          info.planes[0].ptr,
 333                                                          info.planes[0].size,
 334                                                          info.planes[1].ptr,
 335                                                          info.planes[1].size, NULL,
 336                                                          0);
 337                 break;
 338         case TBM_FORMAT_YUYV:
 339         case TBM_FORMAT_UYVY:
 340                 _tdm_helper_dump_raw(file,
 341                                                          info.planes[0].ptr,
 342                                                          info.planes[0].size, NULL, 0,
 343                                                          NULL, 0);
 344                 break;
 345         default:
 346                 TDM_ERR("can't dump %c%c%c%c buffer", FOURCC_STR(info.format));
 347                 tbm_surface_unmap(buffer);
 348                 return;
 349         }
 350
 351         tbm_surface_unmap(buffer);
 352
 353         TDM_INFO("dump %s", file);
 354 }
 355
 356 EXTERN void
 357 tdm_helper_clear_buffer_color(tbm_surface_h buffer, tdm_pos *pos, unsigned int color)
 358 {
 359         tbm_surface_info_s info;
 360         int ret;
 361
 362         TDM_RETURN_IF_FAIL(buffer != NULL);
 363
 364         ret = tbm_surface_map(buffer, TBM_OPTION_READ, &info);
 365         TDM_RETURN_IF_FAIL(ret == TBM_SURFACE_ERROR_NONE);
 366
 367         switch (info.format) {
 368         case TBM_FORMAT_ARGB8888:
 369         case TBM_FORMAT_XRGB8888:
 370                 if (!pos) {
 371                         memset(info.planes[0].ptr, 0, info.planes[0].stride * info.height);
 372                 } else {
 373                         unsigned char *p;
 374                         int x, y;
 375                         for (y = pos->y; y <= (pos->y + pos->h); y++) {
 376                                 p = info.planes[0].ptr + info.planes[0].stride * y;
 377                                 for (x = pos->x; x <= (pos->x + pos->w); x++) {
 378                                         unsigned int *ibuf = (unsigned int*)p;
 379                                         ibuf[x] = color;
 380                                 }
 381                         }
 382                 }
 383                 break;
 384         case TBM_FORMAT_YVU420:
 385         case TBM_FORMAT_YUV420:
 386                 memset((char*)info.planes[0].ptr, 0x10, info.planes[0].stride * info.height);
 387                 memset((char*)info.planes[1].ptr, 0x80, info.planes[1].stride * (info.height >> 1));
 388                 memset((char*)info.planes[2].ptr, 0x80, info.planes[2].stride * (info.height >> 1));
 389                 break;
 390         case TBM_FORMAT_NV12:
 391         case TBM_FORMAT_NV21:
 392                 memset((char*)info.planes[0].ptr, 0x10, info.planes[0].stride * info.height);
 393                 memset((char*)info.planes[1].ptr, 0x80, info.planes[1].stride * (info.height >> 1));
 394                 break;
 395         case TBM_FORMAT_YUYV: {
 396                 int *ibuf = (int*)info.planes[0].ptr;
 397                 int i, size = info.planes[0].stride * info.height / 4;
 398
 399                 for (i = 0 ; i < size ; i++)
 400                         ibuf[i] = 0x10801080;
 401         }
 402         break;
 403         case TBM_FORMAT_UYVY: {
 404                 int *ibuf = (int*)info.planes[0].ptr;
 405                 int i, size = info.planes[0].stride * info.height / 4;
 406
 407                 for (i = 0 ; i < size ; i++)
 408                         ibuf[i] = 0x80108010; /* YUYV -> 0xVYUY */
 409         }
 410         break;
 411         default:
 412                 TDM_ERR("can't clear %c%c%c%c buffer", FOURCC_STR(info.format));
 413                 break;
 414         }
 415
 416         tbm_surface_unmap(buffer);
 417 }
 418
 419 EXTERN void
 420 tdm_helper_clear_buffer_pos(tbm_surface_h buffer, tdm_pos *pos)
 421 {
 422         TDM_RETURN_IF_FAIL(buffer != NULL);
 423
 424         tdm_helper_clear_buffer_color(buffer, pos, 0);
 425 }
 426
 427 EXTERN void
 428 tdm_helper_clear_buffer(tbm_surface_h buffer)
 429 {
 430         TDM_RETURN_IF_FAIL(buffer != NULL);
 431
 432         tdm_helper_clear_buffer_pos(buffer, NULL);
 433 }
 434
 435 EXTERN void
 436 tdm_helper_get_buffer_full_size(tbm_surface_h buffer, int *buffer_w, int *buffer_h)
 437 {
 438         tbm_surface_info_s info;
 439         int ret;
 440
 441         TDM_RETURN_IF_FAIL(buffer != NULL);
 442
 443         ret = tbm_surface_get_info(buffer, &info);
 444         TDM_RETURN_IF_FAIL(ret == TBM_SURFACE_ERROR_NONE);
 445
 446         if (buffer_w) {
 447                 if (IS_RGB(info.format))
 448                         *buffer_w = info.planes[0].stride >> 2;
 449                 else
 450                         *buffer_w = info.planes[0].stride;
 451         }
 452
 453         if (buffer_h)
 454                 *buffer_h = info.planes[0].size / info.planes[0].stride;
 455 }
 456
 457 static pixman_format_code_t
 458 _tdm_helper_pixman_format_get(tbm_format format)
 459 {
 460         switch (format) {
 461         case TBM_FORMAT_ARGB8888:
 462                 return PIXMAN_a8r8g8b8;
 463         case TBM_FORMAT_XRGB8888:
 464                 return PIXMAN_x8r8g8b8;
 465         default:
 466                 return 0;
 467         }
 468
 469         return 0;
 470 }
 471
 472 EXTERN tdm_error
 473 tdm_helper_convert_buffer(tbm_surface_h srcbuf, tbm_surface_h dstbuf,
 474                                                   tdm_pos *srcpos, tdm_pos *dstpos,
 475                                                   tdm_transform transform, int over)
 476 {
 477         tbm_surface_info_s src_info, dst_info;
 478         pixman_image_t *src_img = NULL, *dst_img = NULL;
 479         pixman_format_code_t src_format, dst_format;
 480         double scale_x, scale_y;
 481         int rotate_step, bos;
 482         pixman_transform_t t;
 483         struct pixman_f_transform ft;
 484         pixman_op_t op;
 485         int src_stride, dst_stride;
 486         int buf_width, err;
 487         tdm_error ret = TDM_ERROR_OPERATION_FAILED;
 488
 489         TDM_RETURN_VAL_IF_FAIL(srcbuf != NULL, TDM_ERROR_INVALID_PARAMETER);
 490         TDM_RETURN_VAL_IF_FAIL(dstbuf != NULL, TDM_ERROR_INVALID_PARAMETER);
 491
 492         bos = tbm_surface_internal_get_num_bos(srcbuf);
 493         TDM_RETURN_VAL_IF_FAIL(bos == 1, TDM_ERROR_OPERATION_FAILED);
 494
 495         bos = tbm_surface_internal_get_num_bos(dstbuf);
 496         TDM_RETURN_VAL_IF_FAIL(bos == 1, TDM_ERROR_OPERATION_FAILED);
 497
 498         err = tbm_surface_map(srcbuf, TBM_OPTION_READ, &src_info);
 499         TDM_RETURN_VAL_IF_FAIL(err == TBM_SURFACE_ERROR_NONE, TDM_ERROR_OPERATION_FAILED);
 500
 501         err = tbm_surface_map(dstbuf, TBM_OPTION_WRITE, &dst_info);
 502         TDM_GOTO_IF_FAIL(err == TBM_SURFACE_ERROR_NONE, unmap_srcbuf);
 503
 504         /* not handle buffers which have 2 more gem handles */
 505         TDM_GOTO_IF_FAIL(src_info.planes[0].ptr != NULL, unmap_dstbuf);
 506         TDM_GOTO_IF_FAIL(dst_info.planes[0].ptr != NULL, unmap_dstbuf);
 507
 508         src_format = _tdm_helper_pixman_format_get(src_info.format);
 509         TDM_GOTO_IF_FAIL(src_format > 0, unmap_dstbuf);
 510         dst_format = _tdm_helper_pixman_format_get(dst_info.format);
 511         TDM_GOTO_IF_FAIL(dst_format > 0, unmap_dstbuf);
 512
 513         buf_width = src_info.planes[0].stride >> 2;
 514         src_stride = src_info.planes[0].stride;
 515         src_img = pixman_image_create_bits(src_format, buf_width, src_info.height,
 516                                                                            (uint32_t*)src_info.planes[0].ptr, src_stride);
 517         TDM_GOTO_IF_FAIL(src_img, unref_img);
 518
 519         buf_width = dst_info.planes[0].stride >> 2;
 520         dst_stride = dst_info.planes[0].stride;
 521         dst_img = pixman_image_create_bits(dst_format, buf_width, dst_info.height,
 522                                                                            (uint32_t*)dst_info.planes[0].ptr, dst_stride);
 523         TDM_GOTO_IF_FAIL(dst_img, unref_img);
 524
 525         pixman_f_transform_init_identity(&ft);
 526
 527         if (transform & TDM_TRANSFORM_FLIPPED) {
 528                 pixman_f_transform_scale(&ft, NULL, -1, 1);
 529                 pixman_f_transform_translate(&ft, NULL, dstpos->w, 0);
 530         }
 531
 532         rotate_step = transform & 0x3;
 533         if (rotate_step > 0) {
 534                 int c, s, tx = 0, ty = 0;
 535                 switch (rotate_step) {
 536                 case 1:
 537                         c = 0, s = -1, tx = -dstpos->w;
 538                         break;
 539                 case 2:
 540                         c = -1, s = 0, tx = -dstpos->w, ty = -dstpos->h;
 541                         break;
 542                 case 3:
 543                         c = 0, s = 1, ty = -dstpos->h;
 544                         break;
 545                 }
 546                 pixman_f_transform_translate(&ft, NULL, tx, ty);
 547                 pixman_f_transform_rotate(&ft, NULL, c, s);
 548         }
 549
 550         if (rotate_step % 2 == 0) {
 551                 scale_x = (double)srcpos->w / dstpos->w;
 552                 scale_y = (double)srcpos->h / dstpos->h;
 553         } else {
 554                 scale_x = (double)srcpos->w / dstpos->h;
 555                 scale_y = (double)srcpos->h / dstpos->w;
 556         }
 557
 558         pixman_f_transform_scale(&ft, NULL, scale_x, scale_y);
 559         pixman_f_transform_translate(&ft, NULL, srcpos->x, srcpos->y);
 560         pixman_transform_from_pixman_f_transform(&t, &ft);
 561         pixman_image_set_transform(src_img, &t);
 562
 563         op = (!over) ? PIXMAN_OP_SRC : PIXMAN_OP_OVER;
 564
 565         pixman_image_composite(op, src_img, NULL, dst_img, 0, 0, 0, 0,
 566                                                    dstpos->x, dstpos->y, dstpos->w, dstpos->h);
 567
 568         ret = TDM_ERROR_NONE;
 569
 570 unref_img:
 571         if (src_img)
 572                 pixman_image_unref(src_img);
 573         if (dst_img)
 574                 pixman_image_unref(dst_img);
 575 unmap_dstbuf:
 576         tbm_surface_unmap(dstbuf);
 577 unmap_srcbuf:
 578         tbm_surface_unmap(srcbuf);
 579
 580         return ret;
 581 }
 582
 583 /* LCOV_EXCL_START */
 584 EXTERN int
 585 tdm_helper_get_fd(const char *env)
 586 {
 587         if (strncmp(env, "TBM_DRM_MASTER_FD", 17) && strncmp(env, "TDM_DRM_MASTER_FD", 17)) {
 588                 TDM_INFO("DEPRECATED! '%s'", env);
 589                 return -1;
 590         }
 591
 592         return tbm_drm_helper_get_master_fd();
 593 }
 594
 595 EXTERN void
 596 tdm_helper_set_fd(const char *env, int fd)
 597 {
 598         if (strncmp(env, "TBM_DRM_MASTER_FD", 17) && strncmp(env, "TDM_DRM_MASTER_FD", 17)) {
 599                 TDM_INFO("DEPRECATED! '%s'", env);
 600                 return;
 601         }
 602
 603         tbm_drm_helper_set_tbm_master_fd(fd);
 604 }
 605 /* LCOV_EXCL_STOP */
 606
 607 EXTERN void
 608 tdm_helper_dump_start(char *dumppath, int *count)
 609 {
 610         if (dumppath == NULL || count == NULL) {
 611                 TDM_DBG("tdm_helper_dump dumppath or count is null.");
 612                 return;
 613         }
 614
 615         tdm_dump_enable = 1;
 616
 617         TDM_DBG("tdm_helper_dump start.(path : %s)", dumppath);
 618 }
 619
 620 EXTERN void
 621 tdm_helper_dump_stop(void)
 622 {
 623         tdm_dump_enable = 0;
 624
 625         TDM_DBG("tdm_helper_dump stop.");
 626 }
 627
 628 /* LCOV_EXCL_START */
 629 static tdm_error
 630 _tdm_helper_buffer_convert(tbm_surface_h srcbuf, tbm_surface_h dstbuf,
 631                                                    int dx, int dy, int dw, int dh, int count)
 632 {
 633         pixman_image_t *src_img = NULL, *dst_img = NULL;
 634         pixman_format_code_t src_format, dst_format;
 635         pixman_transform_t t;
 636         struct pixman_f_transform ft;
 637         pixman_op_t op;
 638         tbm_surface_info_s src_info = {0, };
 639         tbm_surface_info_s dst_info = {0, };
 640         int stride, width;
 641         double scale_x, scale_y;
 642
 643         TDM_RETURN_VAL_IF_FAIL(srcbuf != NULL, TDM_ERROR_INVALID_PARAMETER);
 644         TDM_RETURN_VAL_IF_FAIL(dstbuf != NULL, TDM_ERROR_INVALID_PARAMETER);
 645
 646         if (tbm_surface_map(srcbuf, TBM_SURF_OPTION_READ, &src_info) != TBM_SURFACE_ERROR_NONE) {
 647                 TDM_ERR("cannot mmap srcbuf\n");
 648                 return TDM_ERROR_OPERATION_FAILED;
 649         }
 650
 651         if (tbm_surface_map(dstbuf, TBM_SURF_OPTION_WRITE, &dst_info) != TBM_SURFACE_ERROR_NONE) {
 652                 TDM_ERR("cannot mmap dstbuf\n");
 653                 tbm_surface_unmap(srcbuf);
 654                 return TDM_ERROR_OPERATION_FAILED;
 655         }
 656         TDM_GOTO_IF_FAIL(src_info.num_planes == 1, cant_convert);
 657         TDM_GOTO_IF_FAIL(dst_info.num_planes == 1, cant_convert);
 658
 659         /* src */
 660         src_format = _tdm_helper_pixman_format_get(src_info.format);
 661         TDM_GOTO_IF_FAIL(src_format > 0, cant_convert);
 662
 663         width = src_info.planes[0].stride / 4;
 664         stride = src_info.planes[0].stride;
 665         src_img = pixman_image_create_bits(src_format, width, src_info.height,
 666                                                                            (uint32_t*)src_info.planes[0].ptr, stride);
 667         TDM_GOTO_IF_FAIL(src_img != NULL, cant_convert);
 668
 669         /* dst */
 670         dst_format = _tdm_helper_pixman_format_get(dst_info.format);
 671         TDM_GOTO_IF_FAIL(dst_format > 0, cant_convert);
 672
 673         width = dst_info.planes[0].stride / 4;
 674         stride = dst_info.planes[0].stride;
 675         dst_img = pixman_image_create_bits(dst_format, width, dst_info.height,
 676                                                                            (uint32_t*)dst_info.planes[0].ptr, stride);
 677         TDM_GOTO_IF_FAIL(dst_img != NULL, cant_convert);
 678
 679         pixman_f_transform_init_identity(&ft);
 680
 681         scale_x = (double)src_info.width / dw;
 682         scale_y = (double)src_info.height / dh;
 683
 684         pixman_f_transform_scale(&ft, NULL, scale_x, scale_y);
 685         pixman_f_transform_translate(&ft, NULL, 0, 0);
 686         pixman_transform_from_pixman_f_transform(&t, &ft);
 687         pixman_image_set_transform(src_img, &t);
 688
 689         if (count == 0)
 690                 op = PIXMAN_OP_SRC;
 691         else
 692                 op = PIXMAN_OP_OVER;
 693
 694         pixman_image_composite(op, src_img, NULL, dst_img,
 695                                                    0, 0, 0, 0, dx, dy, dw, dh);
 696
 697         if (src_img)
 698                 pixman_image_unref(src_img);
 699         if (dst_img)
 700                 pixman_image_unref(dst_img);
 701
 702         tbm_surface_unmap(srcbuf);
 703         tbm_surface_unmap(dstbuf);
 704
 705         return TDM_ERROR_NONE;
 706
 707 cant_convert:
 708         if (src_img)
 709                 pixman_image_unref(src_img);
 710
 711         tbm_surface_unmap(srcbuf);
 712         tbm_surface_unmap(dstbuf);
 713
 714         return TDM_ERROR_OPERATION_FAILED;
 715 }
 716 /* LCOV_EXCL_STOP */
 717
 718
 719 EXTERN tdm_error
 720 tdm_helper_capture_output(tdm_output *output, tbm_surface_h dst_buffer,
 721                                                   int x, int y, int w, int h,
 722                                                   tdm_helper_capture_handler func, void *data)
 723 {
 724         tbm_surface_h surface;
 725         tdm_error err;
 726         int i, count, first = 0;
 727
 728         TDM_RETURN_VAL_IF_FAIL(output != NULL, TDM_ERROR_INVALID_PARAMETER);
 729         TDM_RETURN_VAL_IF_FAIL(dst_buffer != NULL, TDM_ERROR_INVALID_PARAMETER);
 730         TDM_RETURN_VAL_IF_FAIL(x >= 0, TDM_ERROR_INVALID_PARAMETER);
 731         TDM_RETURN_VAL_IF_FAIL(y >= 0, TDM_ERROR_INVALID_PARAMETER);
 732         TDM_RETURN_VAL_IF_FAIL(w >= 0, TDM_ERROR_INVALID_PARAMETER);
 733         TDM_RETURN_VAL_IF_FAIL(h >= 0, TDM_ERROR_INVALID_PARAMETER);
 734         TDM_RETURN_VAL_IF_FAIL(func != NULL, TDM_ERROR_INVALID_PARAMETER);
 735         TDM_RETURN_VAL_IF_FAIL(data != NULL, TDM_ERROR_INVALID_PARAMETER);
 736
 737         err = tdm_output_get_layer_count(output, &count);
 738         if (err != TDM_ERROR_NONE) {
 739                 TDM_ERR("tdm_output_get_layer_count fail(%d)\n", err);
 740                 return TDM_ERROR_OPERATION_FAILED;
 741         }
 742         if (count <= 0) {
 743                 TDM_ERR("tdm_output_get_layer_count err(%d, %d)\n", err, count);
 744                 return TDM_ERROR_BAD_MODULE;
 745         }
 746
 747         for (i = count - 1; i >= 0; i--) {
 748                 tdm_layer *layer = tdm_output_get_layer(output, i, NULL);
 749
 750                 surface = tdm_layer_get_displaying_buffer(layer, &err);
 751                 if (err != TDM_ERROR_NONE)
 752                         continue;
 753
 754                 err = _tdm_helper_buffer_convert(surface, dst_buffer, x, y, w, h, first++);
 755                 if (err != TDM_ERROR_NONE)
 756                         TDM_DBG("convert fail %d-layer buffer\n", i);
 757                 else
 758                         TDM_DBG("convert success %d-layer buffer\n", i);
 759         }
 760
 761         func(dst_buffer, data);
 762
 763         return TDM_ERROR_NONE;
 764 }
 765
 766 EXTERN void
 767 tdm_helper_get_display_information(tdm_display *dpy, char *reply, int *len)
 768 {
 769         tdm_private_display *private_display;
 770         tdm_backend_module *module_data;
 771         tdm_func_output *func_output;
 772         tdm_func_layer *func_layer;
 773         tdm_private_output *private_output = NULL;
 774         tdm_private_layer *private_layer = NULL;
 775         tdm_private_pp *private_pp = NULL;
 776         tdm_private_capture *private_capture = NULL;
 777         tdm_error ret;
 778         int i;
 779
 780         TDM_DBG_RETURN_IF_FAIL(dpy != NULL);
 781
 782         private_display = dpy;
 783         func_output = &private_display->func_output;
 784         func_layer = &private_display->func_layer;
 785
 786         /* module information */
 787         module_data = private_display->module_data;
 788         TDM_SNPRINTF(reply, len, "[TDM backend information]\n");
 789         TDM_SNPRINTF(reply, len, "name: %s\n", module_data->name);
 790         TDM_SNPRINTF(reply, len, "vendor: %s\n", module_data->vendor);
 791         TDM_SNPRINTF(reply, len, "version: %d.%d\n\n",
 792                                  (int)TDM_BACKEND_GET_ABI_MAJOR(module_data->abi_version),
 793                                  (int)TDM_BACKEND_GET_ABI_MINOR(module_data->abi_version));
 794
 795         /* output information */
 796         TDM_SNPRINTF(reply, len, "[Output information]\n");
 797         TDM_SNPRINTF(reply, len, "--------------------------------------------------------------------------------------------\n");
 798         TDM_SNPRINTF(reply, len, "idx   maker   model   name   type   status   dpms   subpixel   align_w   min   max   phy(mm)\n");
 799         TDM_SNPRINTF(reply, len, "--------------------------------------------------------------------------------------------\n");
 800         LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
 801                 TDM_SNPRINTF(reply, len, "%d   %s   %s   %s   %s   %s   %s   %u   %d   %dx%d   %dx%d   %ux%u\n",
 802                                          private_output->index, private_output->caps.maker,
 803                                          private_output->caps.model, private_output->caps.name,
 804                                          tdm_conn_str(private_output->caps.type),
 805                                          tdm_status_str(private_output->caps.status),
 806                                          tdm_dpms_str(private_output->current_dpms_value),
 807                                          private_output->caps.subpixel,
 808                                          TDM_FRONT_VALUE(private_output->caps.preferred_align),
 809                                          TDM_FRONT_VALUE(private_output->caps.min_w),
 810                                          TDM_FRONT_VALUE(private_output->caps.min_h),
 811                                          TDM_FRONT_VALUE(private_output->caps.max_w),
 812                                          TDM_FRONT_VALUE(private_output->caps.max_h),
 813                                          private_output->caps.mmWidth, private_output->caps.mmHeight);
 814
 815                 TDM_SNPRINTF(reply, len, "\t%u modes:\n", private_output->caps.mode_count);
 816
 817                 if (private_output->caps.mode_count > 0) {
 818                         const tdm_output_mode *current_mode = NULL;
 819
 820                         TDM_DBG_RETURN_IF_FAIL(func_output->output_get_mode);
 821                         ret = func_output->output_get_mode(private_output->output_backend, &current_mode);
 822                         TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 823
 824                         TDM_SNPRINTF(reply, len, "\t\t name refresh (Hz) clk hdisp hss hse htot vdisp vss vse vtot vscan\n");
 825                         for (i = 0; i < private_output->caps.mode_count; i++) {
 826                                 char *current = (current_mode == private_output->caps.modes + i) ? "*" : " ";
 827                                 TDM_SNPRINTF(reply, len, "\t\t%s%s %u %u %u %u %u %u %u %u %u %u %u ",
 828                                                          current,
 829                                                          private_output->caps.modes[i].name,
 830                                                          private_output->caps.modes[i].vrefresh,
 831                                                          private_output->caps.modes[i].clock,
 832                                                          private_output->caps.modes[i].hdisplay,
 833                                                          private_output->caps.modes[i].hsync_start,
 834                                                          private_output->caps.modes[i].hsync_end,
 835                                                          private_output->caps.modes[i].htotal,
 836                                                          private_output->caps.modes[i].vdisplay,
 837                                                          private_output->caps.modes[i].vsync_start,
 838                                                          private_output->caps.modes[i].vsync_end,
 839                                                          private_output->caps.modes[i].vtotal,
 840                                                          private_output->caps.modes[i].vscan);
 841                                 tdm_mode_flag_str(private_output->caps.modes[i].flags, &reply, len);
 842                                 TDM_SNPRINTF(reply, len, " ");
 843                                 tdm_mode_type_str(private_output->caps.modes[i].type, &reply, len);
 844                                 TDM_SNPRINTF(reply, len, "\n");
 845                         }
 846                 }
 847
 848                 TDM_SNPRINTF(reply, len, "\t%d properties:\n", private_output->caps.prop_count);
 849                 if (private_output->caps.prop_count > 0) {
 850                         TDM_SNPRINTF(reply, len, "\t\tname\ttype\tidx\tvalue\n");
 851                         for (i = 0; i < private_output->caps.prop_count; i++) {
 852                                 tdm_value value;
 853                                 TDM_DBG_RETURN_IF_FAIL(func_output->output_get_property);
 854                                 ret = func_output->output_get_property(private_output->output_backend,
 855                                                                                                            private_output->caps.props[i].id,
 856                                                                                                            &value);
 857                                 TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 858                                 TDM_SNPRINTF(reply, len, "\t\t%s\t%s\t%u\t",
 859                                                          private_output->caps.props[i].name,
 860                                                          tdm_value_type_str(private_output->caps.props[i].type),
 861                                                          private_output->caps.props[i].id);
 862                                 switch (private_output->caps.props[i].type) {
 863                                 case TDM_VALUE_TYPE_PTR:
 864                                         TDM_SNPRINTF(reply, len, "%p\n", value.ptr);
 865                                         break;
 866                                 case TDM_VALUE_TYPE_INT32:
 867                                         TDM_SNPRINTF(reply, len, "%d\n", value.s32);
 868                                         break;
 869                                 case TDM_VALUE_TYPE_INT64:
 870                                         TDM_SNPRINTF(reply, len, "%"PRId64"\n", value.s64);
 871                                         break;
 872                                 case TDM_VALUE_TYPE_UINT64:
 873                                         TDM_SNPRINTF(reply, len, "%"PRIu64"\n", value.u64);
 874                                         break;
 875                                 case TDM_VALUE_TYPE_UINT32:
 876                                 default:
 877                                         TDM_SNPRINTF(reply, len, "%u\n", value.u32);
 878                                         break;
 879                                 }
 880                         }
 881                 }
 882         }
 883         TDM_SNPRINTF(reply, len, "\n");
 884
 885         /* layer information */
 886         TDM_SNPRINTF(reply, len, "[Layer information]\n");
 887         TDM_SNPRINTF(reply, len, "-----------------------------------------------------------------------\n");
 888         TDM_SNPRINTF(reply, len, "idx   output   zpos   buf   format   size   crop   geometry   transform\n");
 889         TDM_SNPRINTF(reply, len, "-----------------------------------------------------------------------\n");
 890         LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
 891                 LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
 892                         if (!private_layer->usable) {
 893                                 tdm_info_layer info;
 894                                 unsigned int format;
 895                                 tdm_size size;
 896                                 tbm_surface_info_s buf_info;
 897
 898                                 TDM_DBG_RETURN_IF_FAIL(func_layer->layer_get_info);
 899                                 memset(&info, 0, sizeof info);
 900                                 ret = func_layer->layer_get_info(private_layer->layer_backend, &info);
 901                                 TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 902
 903                                 if (!private_layer->showing_buffer)
 904                                         continue;
 905
 906                                 format = tbm_surface_get_format(private_layer->showing_buffer->buffer);
 907                                 tbm_surface_get_info(private_layer->showing_buffer->buffer, &buf_info);
 908
 909                                 if (IS_RGB(format))
 910                                         size.h = buf_info.planes[0].stride >> 2;
 911                                 else
 912                                         size.h = buf_info.planes[0].stride;
 913                                 size.v = tbm_surface_get_height(private_layer->showing_buffer->buffer);
 914
 915                                 if (info.src_config.format)
 916                                         format = (info.src_config.format) ? : format;
 917
 918                                 TDM_SNPRINTF(reply, len, "%d   %d   %d   %p   %c%c%c%c   %ux%u   %ux%u+%u+%u   %ux%u+%u+%u   %s\n",
 919                                                          private_layer->index,
 920                                                          private_output->index,
 921                                                          private_layer->caps.zpos,
 922                                                          private_layer->showing_buffer->buffer, FOURCC_STR(format), size.h, size.v,
 923                                                          info.src_config.pos.w, info.src_config.pos.h, info.src_config.pos.x, info.src_config.pos.y,
 924                                                          info.dst_pos.w, info.dst_pos.h, info.dst_pos.x, info.dst_pos.y,
 925                                                          tdm_transform_str(info.transform));
 926                         } else {
 927                                 TDM_SNPRINTF(reply, len, "%d   %d   %d   -\n",
 928                                                          private_layer->index,
 929                                                          private_output->index,
 930                                                          private_layer->caps.zpos);
 931                         }
 932
 933                         TDM_SNPRINTF(reply, len, "\tcaps\t: ");
 934                         tdm_layer_caps_str(private_layer->caps.capabilities, &reply, len);
 935                         TDM_SNPRINTF(reply, len, "\n");
 936
 937                         TDM_SNPRINTF(reply, len, "\tformats\t: ");
 938                         if (private_layer->caps.format_count > 0) {
 939                                 const char *sep = "";
 940                                 for (i = 0; i < private_layer->caps.format_count; i++) {
 941                                         if (private_layer->caps.formats[i] == 0)
 942                                                 continue;
 943                                         TDM_SNPRINTF(reply, len, "%s%c%c%c%c", sep, FOURCC_STR(private_layer->caps.formats[i]));
 944                                         sep = ",";
 945                                 }
 946                                 TDM_SNPRINTF(reply, len, "\n");
 947                         }
 948
 949                         TDM_SNPRINTF(reply, len, "\t%u properties:\n", private_layer->caps.prop_count);
 950                         if (private_layer->caps.prop_count > 0) {
 951                                 TDM_SNPRINTF(reply, len, "\t\tname\ttype\tidx\tvalue\n");
 952                                 for (i = 0; i < private_layer->caps.prop_count; i++) {
 953                                         tdm_value value;
 954                                         TDM_DBG_RETURN_IF_FAIL(func_layer->layer_get_property);
 955                                         ret = func_layer->layer_get_property(private_layer->layer_backend,
 956                                                                                                                  private_layer->caps.props[i].id,
 957                                                                                                                  &value);
 958                                         TDM_DBG_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 959                                         TDM_SNPRINTF(reply, len, "\t\t%s\t%s\t%u\t",
 960                                                                  private_layer->caps.props[i].name,
 961                                                                  tdm_value_type_str(private_output->caps.props[i].type),
 962                                                                  private_layer->caps.props[i].id);
 963                                 switch (private_layer->caps.props[i].type) {
 964                                 case TDM_VALUE_TYPE_PTR:
 965                                         TDM_SNPRINTF(reply, len, "%p\n", value.ptr);
 966                                         break;
 967                                 case TDM_VALUE_TYPE_INT32:
 968                                         TDM_SNPRINTF(reply, len, "%d\n", value.s32);
 969                                         break;
 970                                 case TDM_VALUE_TYPE_INT64:
 971                                         TDM_SNPRINTF(reply, len, "%"PRId64"\n", value.s64);
 972                                         break;
 973                                 case TDM_VALUE_TYPE_UINT64:
 974                                         TDM_SNPRINTF(reply, len, "%"PRIu64"\n", value.u64);
 975                                         break;
 976                                 case TDM_VALUE_TYPE_UINT32:
 977                                 default:
 978                                         TDM_SNPRINTF(reply, len, "%u\n", value.u32);
 979                                         break;
 980                                 }
 981                                 }
 982                         }
 983                 }
 984         }
 985         TDM_SNPRINTF(reply, len, "\n");
 986
 987         if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP) {
 988                 const char *sep = "";
 989                 TDM_SNPRINTF(reply, len, "[PP information]\n");
 990                 TDM_SNPRINTF(reply, len, "caps\t: ");
 991                 tdm_pp_caps_str(private_display->caps_pp.capabilities, &reply, len);
 992                 TDM_SNPRINTF(reply, len, "\n");
 993                 TDM_SNPRINTF(reply, len, "formats\t: ");
 994                 for (i = 0; i < private_display->caps_pp.format_count; i++) {
 995                         if (private_display->caps_pp.formats[i] == 0)
 996                                 continue;
 997                         TDM_SNPRINTF(reply, len, "%s%c%c%c%c", sep, FOURCC_STR(private_display->caps_pp.formats[i]));
 998                         sep = ",";
 999                 }
1000                 TDM_SNPRINTF(reply, len, "\n");
1001                 TDM_SNPRINTF(reply, len, "size\t: min(%dx%d) max(%dx%d) align_w(%d)\n",
1002                                          TDM_FRONT_VALUE(private_display->caps_pp.min_w),
1003                                          TDM_FRONT_VALUE(private_display->caps_pp.min_h),
1004                                          TDM_FRONT_VALUE(private_display->caps_pp.max_w),
1005                                          TDM_FRONT_VALUE(private_display->caps_pp.max_h),
1006                                          TDM_FRONT_VALUE(private_display->caps_pp.preferred_align));
1007                 if (!LIST_IS_EMPTY(&private_display->pp_list)) {
1008                         TDM_SNPRINTF(reply, len, "-------------------------------------------------------------\n");
1009                         TDM_SNPRINTF(reply, len, "src(format size crop)  |  dst(format size crop)  |  transform\n");
1010                         TDM_SNPRINTF(reply, len, "-------------------------------------------------------------\n");
1011                         LIST_FOR_EACH_ENTRY(private_pp, &private_display->pp_list, link) {
1012                                 TDM_SNPRINTF(reply, len, "%c%c%c%c %ux%u %ux%u+%u+%u | %c%c%c%c %ux%u %ux%u+%u+%u | %s\n",
1013                                                          FOURCC_STR(private_pp->info.src_config.format),
1014                                                          private_pp->info.src_config.size.h,
1015                                                          private_pp->info.src_config.size.v,
1016                                                          private_pp->info.src_config.pos.x, private_pp->info.src_config.pos.y,
1017                                                          private_pp->info.src_config.pos.w, private_pp->info.src_config.pos.h,
1018                                                          FOURCC_STR(private_pp->info.dst_config.format),
1019                                                          private_pp->info.dst_config.size.h,
1020                                                          private_pp->info.dst_config.size.v,
1021                                                          private_pp->info.dst_config.pos.x, private_pp->info.dst_config.pos.y,
1022                                                          private_pp->info.dst_config.pos.w, private_pp->info.dst_config.pos.h,
1023                                                          tdm_transform_str(private_pp->info.transform));
1024                         }
1025                 }
1026         } else {
1027                 TDM_SNPRINTF(reply, len, "[No PP capability]\n");
1028         }
1029         TDM_SNPRINTF(reply, len, "\n");
1030
1031         if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE) {
1032                 const char *sep = "";
1033                 TDM_SNPRINTF(reply, len, "[Capture information]\n");
1034                 TDM_SNPRINTF(reply, len, "caps\t: ");
1035                 tdm_capture_caps_str(private_display->caps_capture.capabilities, &reply, len);
1036                 TDM_SNPRINTF(reply, len, "\n");
1037                 TDM_SNPRINTF(reply, len, "formats\t: ");
1038                 for (i = 0; i < private_display->caps_capture.format_count; i++) {
1039                         if (private_display->caps_capture.formats[i] == 0)
1040                                 continue;
1041                         TDM_SNPRINTF(reply, len, "%s%c%c%c%c", sep, FOURCC_STR(private_display->caps_capture.formats[i]));
1042                         sep = ",";
1043                 }
1044                 TDM_SNPRINTF(reply, len, "\n");
1045                 TDM_SNPRINTF(reply, len, "size\t: min(%dx%d) max(%dx%d) align_w(%d)\n",
1046                                          TDM_FRONT_VALUE(private_display->caps_capture.min_w),
1047                                          TDM_FRONT_VALUE(private_display->caps_capture.min_h),
1048                                          TDM_FRONT_VALUE(private_display->caps_capture.max_w),
1049                                          TDM_FRONT_VALUE(private_display->caps_capture.max_h),
1050                                          TDM_FRONT_VALUE(private_display->caps_capture.preferred_align));
1051                 if (!LIST_IS_EMPTY(&private_display->capture_list)) {
1052                         TDM_SNPRINTF(reply, len, "-----------------------------------\n");
1053                         TDM_SNPRINTF(reply, len, "dst(format size crop)  |  transform\n");
1054                         TDM_SNPRINTF(reply, len, "-----------------------------------\n");
1055                         LIST_FOR_EACH_ENTRY(private_capture, &private_display->capture_list, link) {
1056                                 TDM_SNPRINTF(reply, len, "%c%c%c%c %ux%u %ux%u+%u+%u | %s\n",
1057                                                          FOURCC_STR(private_capture->info.dst_config.format),
1058                                                          private_capture->info.dst_config.size.h,
1059                                                          private_capture->info.dst_config.size.v,
1060                                                          private_capture->info.dst_config.pos.x, private_capture->info.dst_config.pos.y,
1061                                                          private_capture->info.dst_config.pos.w, private_capture->info.dst_config.pos.h,
1062                                                          tdm_transform_str(private_capture->info.transform));
1063                         }
1064                 }
1065         } else {
1066                 TDM_SNPRINTF(reply, len, "[No Capture capability]\n");
1067         }
1068         TDM_SNPRINTF(reply, len, "\n");
1069 }
1070
1071 /* LCOV_EXCL_START */
1072 EXTERN int
1073 tdm_helper_commit_per_vblank_enabled(tdm_display *dpy)
1074 {
1075         TDM_ERR("the deprecated function, use 'tdm_helper_output_commit_per_vblank_enabled' instead.");
1076
1077         return 0;
1078 }
1079 /* LCOV_EXCL_STOP */
1080
1081 EXTERN int
1082 tdm_helper_output_commit_per_vblank_enabled(tdm_output *output)
1083 {
1084         tdm_private_output *private_output = output;
1085
1086         TDM_RETURN_VAL_IF_FAIL(private_output != NULL, -1);
1087
1088         return !!private_output->commit_per_vblank;
1089 }
1090