src/gallium/drivers/nouveau/nouveau_vp3_video.c

   1 /*
   2  * Copyright 2011-2013 Maarten Lankhorst
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  */
  22
  23 #include <sys/mman.h>
  24 #include <sys/stat.h>
  25 #include <stdio.h>
  26 #include <fcntl.h>
  27
  28 #include <nvif/class.h>
  29
  30 #include "nouveau_screen.h"
  31 #include "nouveau_context.h"
  32 #include "nouveau_vp3_video.h"
  33
  34 #include "util/u_video.h"
  35 #include "util/format/u_format.h"
  36 #include "util/u_sampler.h"
  37
  38 static struct pipe_sampler_view **
  39 nouveau_vp3_video_buffer_sampler_view_planes(struct pipe_video_buffer *buffer)
  40 {
  41    struct nouveau_vp3_video_buffer *buf = (struct nouveau_vp3_video_buffer *)buffer;
  42    return buf->sampler_view_planes;
  43 }
  44
  45 static struct pipe_sampler_view **
  46 nouveau_vp3_video_buffer_sampler_view_components(struct pipe_video_buffer *buffer)
  47 {
  48    struct nouveau_vp3_video_buffer *buf = (struct nouveau_vp3_video_buffer *)buffer;
  49    return buf->sampler_view_components;
  50 }
  51
  52 static struct pipe_surface **
  53 nouveau_vp3_video_buffer_surfaces(struct pipe_video_buffer *buffer)
  54 {
  55    struct nouveau_vp3_video_buffer *buf = (struct nouveau_vp3_video_buffer *)buffer;
  56    return buf->surfaces;
  57 }
  58
  59 static void
  60 nouveau_vp3_video_buffer_destroy(struct pipe_video_buffer *buffer)
  61 {
  62    struct nouveau_vp3_video_buffer *buf = (struct nouveau_vp3_video_buffer *)buffer;
  63    unsigned i;
  64
  65    assert(buf);
  66
  67    for (i = 0; i < VL_NUM_COMPONENTS; ++i) {
  68       pipe_resource_reference(&buf->resources[i], NULL);
  69       pipe_sampler_view_reference(&buf->sampler_view_planes[i], NULL);
  70       pipe_sampler_view_reference(&buf->sampler_view_components[i], NULL);
  71       pipe_surface_reference(&buf->surfaces[i * 2], NULL);
  72       pipe_surface_reference(&buf->surfaces[i * 2 + 1], NULL);
  73    }
  74    FREE(buffer);
  75 }
  76
  77 struct pipe_video_buffer *
  78 nouveau_vp3_video_buffer_create(struct pipe_context *pipe,
  79                          const struct pipe_video_buffer *templat,
  80                          int flags)
  81 {
  82    struct nouveau_vp3_video_buffer *buffer;
  83    struct pipe_resource templ;
  84    unsigned i, j, component;
  85    struct pipe_sampler_view sv_templ;
  86    struct pipe_surface surf_templ;
  87
  88    if (getenv("XVMC_VL") || templat->buffer_format != PIPE_FORMAT_NV12)
  89       return vl_video_buffer_create(pipe, templat);
  90
  91    assert(templat->interlaced);
  92    assert(pipe_format_to_chroma_format(templat->buffer_format) == PIPE_VIDEO_CHROMA_FORMAT_420);
  93
  94    buffer = CALLOC_STRUCT(nouveau_vp3_video_buffer);
  95    if (!buffer)
  96       return NULL;
  97
  98    buffer->base.buffer_format = templat->buffer_format;
  99    buffer->base.context = pipe;
 100    buffer->base.destroy = nouveau_vp3_video_buffer_destroy;
 101    buffer->base.width = templat->width;
 102    buffer->base.height = templat->height;
 103    buffer->base.get_sampler_view_planes = nouveau_vp3_video_buffer_sampler_view_planes;
 104    buffer->base.get_sampler_view_components = nouveau_vp3_video_buffer_sampler_view_components;
 105    buffer->base.get_surfaces = nouveau_vp3_video_buffer_surfaces;
 106    buffer->base.interlaced = true;
 107
 108    memset(&templ, 0, sizeof(templ));
 109    templ.target = PIPE_TEXTURE_2D_ARRAY;
 110    templ.depth0 = 1;
 111    templ.bind = PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET;
 112    templ.format = PIPE_FORMAT_R8_UNORM;
 113    templ.width0 = buffer->base.width;
 114    templ.height0 = (buffer->base.height + 1)/2;
 115    templ.flags = flags;
 116    templ.array_size = 2;
 117
 118    buffer->resources[0] = pipe->screen->resource_create(pipe->screen, &templ);
 119    if (!buffer->resources[0])
 120       goto error;
 121
 122    templ.format = PIPE_FORMAT_R8G8_UNORM;
 123    buffer->num_planes = 2;
 124    templ.width0 = (templ.width0 + 1) / 2;
 125    templ.height0 = (templ.height0 + 1) / 2;
 126    for (i = 1; i < buffer->num_planes; ++i) {
 127       buffer->resources[i] = pipe->screen->resource_create(pipe->screen, &templ);
 128       if (!buffer->resources[i])
 129          goto error;
 130    }
 131
 132    memset(&sv_templ, 0, sizeof(sv_templ));
 133    for (component = 0, i = 0; i < buffer->num_planes; ++i ) {
 134       struct pipe_resource *res = buffer->resources[i];
 135       unsigned nr_components = util_format_get_nr_components(res->format);
 136
 137       u_sampler_view_default_template(&sv_templ, res, res->format);
 138       buffer->sampler_view_planes[i] = pipe->create_sampler_view(pipe, res, &sv_templ);
 139       if (!buffer->sampler_view_planes[i])
 140          goto error;
 141
 142       for (j = 0; j < nr_components; ++j, ++component) {
 143          sv_templ.swizzle_r = sv_templ.swizzle_g = sv_templ.swizzle_b = PIPE_SWIZZLE_X + j;
 144          sv_templ.swizzle_a = PIPE_SWIZZLE_1;
 145
 146          buffer->sampler_view_components[component] = pipe->create_sampler_view(pipe, res, &sv_templ);
 147          if (!buffer->sampler_view_components[component])
 148             goto error;
 149       }
 150   }
 151
 152    memset(&surf_templ, 0, sizeof(surf_templ));
 153    for (j = 0; j < buffer->num_planes; ++j) {
 154       surf_templ.format = buffer->resources[j]->format;
 155       surf_templ.u.tex.first_layer = surf_templ.u.tex.last_layer = 0;
 156       buffer->surfaces[j * 2] = pipe->create_surface(pipe, buffer->resources[j], &surf_templ);
 157       if (!buffer->surfaces[j * 2])
 158          goto error;
 159
 160       surf_templ.u.tex.first_layer = surf_templ.u.tex.last_layer = 1;
 161       buffer->surfaces[j * 2 + 1] = pipe->create_surface(pipe, buffer->resources[j], &surf_templ);
 162       if (!buffer->surfaces[j * 2 + 1])
 163          goto error;
 164    }
 165
 166    return &buffer->base;
 167
 168 error:
 169    nouveau_vp3_video_buffer_destroy(&buffer->base);
 170    return NULL;
 171 }
 172
 173 static void
 174 nouveau_vp3_decoder_flush(struct pipe_video_codec *decoder)
 175 {
 176 }
 177
 178 static void
 179 nouveau_vp3_decoder_begin_frame(struct pipe_video_codec *decoder,
 180                                 struct pipe_video_buffer *target,
 181                                 struct pipe_picture_desc *picture)
 182 {
 183 }
 184
 185 static void
 186 nouveau_vp3_decoder_end_frame(struct pipe_video_codec *decoder,
 187                               struct pipe_video_buffer *target,
 188                               struct pipe_picture_desc *picture)
 189 {
 190 }
 191
 192 static void
 193 nouveau_vp3_decoder_destroy(struct pipe_video_codec *decoder)
 194 {
 195    struct nouveau_vp3_decoder *dec = (struct nouveau_vp3_decoder *)decoder;
 196    int i;
 197
 198    nouveau_bo_ref(NULL, &dec->ref_bo);
 199    nouveau_bo_ref(NULL, &dec->bitplane_bo);
 200    nouveau_bo_ref(NULL, &dec->inter_bo[0]);
 201    nouveau_bo_ref(NULL, &dec->inter_bo[1]);
 202 #if NOUVEAU_VP3_DEBUG_FENCE
 203    nouveau_bo_ref(NULL, &dec->fence_bo);
 204 #endif
 205    nouveau_bo_ref(NULL, &dec->fw_bo);
 206
 207    for (i = 0; i < NOUVEAU_VP3_VIDEO_QDEPTH; ++i)
 208       nouveau_bo_ref(NULL, &dec->bsp_bo[i]);
 209
 210    nouveau_object_del(&dec->bsp);
 211    nouveau_object_del(&dec->vp);
 212    nouveau_object_del(&dec->ppp);
 213
 214    if (dec->channel[0] != dec->channel[1]) {
 215       for (i = 0; i < 3; ++i) {
 216          nouveau_pushbuf_del(&dec->pushbuf[i]);
 217          nouveau_object_del(&dec->channel[i]);
 218       }
 219    } else {
 220       nouveau_pushbuf_del(dec->pushbuf);
 221       nouveau_object_del(dec->channel);
 222    }
 223
 224    FREE(dec);
 225 }
 226
 227 void
 228 nouveau_vp3_decoder_init_common(struct pipe_video_codec *dec)
 229 {
 230    dec->destroy = nouveau_vp3_decoder_destroy;
 231    dec->flush = nouveau_vp3_decoder_flush;
 232    dec->begin_frame = nouveau_vp3_decoder_begin_frame;
 233    dec->end_frame = nouveau_vp3_decoder_end_frame;
 234 }
 235
 236 static void vp3_getpath(enum pipe_video_profile profile, char *path)
 237 {
 238    switch (u_reduce_video_profile(profile)) {
 239       case PIPE_VIDEO_FORMAT_MPEG12: {
 240          sprintf(path, "/lib/firmware/nouveau/vuc-vp3-mpeg12-0");
 241          break;
 242       }
 243       case PIPE_VIDEO_FORMAT_VC1: {
 244          sprintf(path, "/lib/firmware/nouveau/vuc-vp3-vc1-0");
 245          break;
 246       }
 247       case PIPE_VIDEO_FORMAT_MPEG4_AVC: {
 248          sprintf(path, "/lib/firmware/nouveau/vuc-vp3-h264-0");
 249          break;
 250       }
 251       default: assert(0);
 252    }
 253 }
 254
 255 static void vp4_getpath(enum pipe_video_profile profile, char *path)
 256 {
 257    switch (u_reduce_video_profile(profile)) {
 258       case PIPE_VIDEO_FORMAT_MPEG12: {
 259          sprintf(path, "/lib/firmware/nouveau/vuc-mpeg12-0");
 260          break;
 261       }
 262       case PIPE_VIDEO_FORMAT_MPEG4: {
 263          sprintf(path, "/lib/firmware/nouveau/vuc-mpeg4-0");
 264          break;
 265       }
 266       case PIPE_VIDEO_FORMAT_VC1: {
 267          sprintf(path, "/lib/firmware/nouveau/vuc-vc1-0");
 268          break;
 269       }
 270       case PIPE_VIDEO_FORMAT_MPEG4_AVC: {
 271          sprintf(path, "/lib/firmware/nouveau/vuc-h264-0");
 272          break;
 273       }
 274       default: assert(0);
 275    }
 276 }
 277
 278 int
 279 nouveau_vp3_load_firmware(struct nouveau_vp3_decoder *dec,
 280                           enum pipe_video_profile profile,
 281                           unsigned chipset)
 282 {
 283    int fd;
 284    char path[PATH_MAX];
 285    ssize_t r;
 286    uint32_t *end, endval;
 287
 288    if (chipset >= 0xa3 && chipset != 0xaa && chipset != 0xac)
 289       vp4_getpath(profile, path);
 290    else
 291       vp3_getpath(profile, path);
 292
 293    if (nouveau_bo_map(dec->fw_bo, NOUVEAU_BO_WR, dec->client))
 294       return 1;
 295
 296    fd = open(path, O_RDONLY | O_CLOEXEC);
 297    if (fd < 0) {
 298       fprintf(stderr, "opening firmware file %s failed: %m\n", path);
 299       return 1;
 300    }
 301    r = read(fd, dec->fw_bo->map, 0x4000);
 302    close(fd);
 303
 304    if (r < 0) {
 305       fprintf(stderr, "reading firmware file %s failed: %m\n", path);
 306       return 1;
 307    }
 308
 309    if (r == 0x4000) {
 310       fprintf(stderr, "firmware file %s too large!\n", path);
 311       return 1;
 312    }
 313
 314    if (r & 0xff) {
 315       fprintf(stderr, "firmware file %s wrong size!\n", path);
 316       return 1;
 317    }
 318
 319    end = dec->fw_bo->map + r - 4;
 320    endval = *end;
 321    while (endval == *end)
 322       end--;
 323
 324    r = (intptr_t)end - (intptr_t)dec->fw_bo->map + 4;
 325
 326    switch (u_reduce_video_profile(profile)) {
 327       case PIPE_VIDEO_FORMAT_MPEG12: {
 328          assert((r & 0xff) == 0xe0);
 329          dec->fw_sizes = (0x2e0<<16) | (r - 0x2e0);
 330          break;
 331       }
 332       case PIPE_VIDEO_FORMAT_MPEG4: {
 333          assert((r & 0xff) == 0xe0);
 334          dec->fw_sizes = (0x2e0<<16) | (r - 0x2e0);
 335          break;
 336       }
 337       case PIPE_VIDEO_FORMAT_VC1: {
 338          assert((r & 0xff) == 0xac);
 339          dec->fw_sizes = (0x3ac<<16) | (r - 0x3ac);
 340          break;
 341       }
 342       case PIPE_VIDEO_FORMAT_MPEG4_AVC: {
 343          assert((r & 0xff) == 0x70);
 344          dec->fw_sizes = (0x370<<16) | (r - 0x370);
 345          break;
 346       }
 347       default:
 348          return 1;
 349    }
 350    munmap(dec->fw_bo->map, dec->fw_bo->size);
 351    dec->fw_bo->map = NULL;
 352    return 0;
 353 }
 354
 355 static const struct nouveau_mclass
 356 nouveau_decoder_msvld[] = {
 357    { G98_MSVLD, -1 },
 358    { IGT21A_MSVLD, -1 },
 359    { GT212_MSVLD, -1 },
 360    { GF100_MSVLD, -1 },
 361    { GK104_MSVLD, -1 },
 362    {}
 363 };
 364
 365 static int
 366 firmware_present(struct pipe_screen *pscreen, enum pipe_video_profile profile)
 367 {
 368    struct nouveau_screen *screen = nouveau_screen(pscreen);
 369    int chipset = screen->device->chipset;
 370    int vp3 = chipset < 0xa3 || chipset == 0xaa || chipset == 0xac;
 371    int vp5 = chipset >= 0xd0;
 372    int ret;
 373
 374    /* For all chipsets, try to create a BSP objects. Assume that if firmware
 375     * is present for it, firmware is also present for VP/PPP */
 376    if (!(screen->firmware_info.profiles_checked & 1)) {
 377       struct nouveau_object *channel = NULL, *bsp = NULL;
 378       struct nv04_fifo nv04_data = {.vram = 0xbeef0201, .gart = 0xbeef0202};
 379       struct nvc0_fifo nvc0_args = {};
 380       struct nve0_fifo nve0_args = {.engine = NVE0_FIFO_ENGINE_BSP};
 381       void *data = NULL;
 382       int size;
 383
 384       if (chipset < 0xc0) {
 385          data = &nv04_data;
 386          size = sizeof(nv04_data);
 387       } else if (chipset < 0xe0) {
 388          data = &nvc0_args;
 389          size = sizeof(nvc0_args);
 390       } else {
 391          data = &nve0_args;
 392          size = sizeof(nve0_args);
 393       }
 394
 395       /* kepler must have its own channel, so just do this for everyone */
 396       nouveau_object_new(&screen->device->object, 0,
 397                          NOUVEAU_FIFO_CHANNEL_CLASS,
 398                          data, size, &channel);
 399
 400       if (channel) {
 401          ret = nouveau_object_mclass(channel, nouveau_decoder_msvld);
 402          if (ret >= 0)
 403             nouveau_object_new(channel, 0, nouveau_decoder_msvld[ret].oclass,
 404                                NULL, 0, &bsp);
 405          if (bsp)
 406             screen->firmware_info.profiles_present |= 1;
 407          nouveau_object_del(&bsp);
 408          nouveau_object_del(&channel);
 409       }
 410       screen->firmware_info.profiles_checked |= 1;
 411    }
 412
 413    if (!(screen->firmware_info.profiles_present & 1))
 414       return 0;
 415
 416    /* For vp3/vp4 chipsets, make sure that the relevant firmware is present */
 417    if (!vp5 && !(screen->firmware_info.profiles_checked & (1 << profile))) {
 418       char path[PATH_MAX];
 419       struct stat s;
 420       if (vp3)
 421          vp3_getpath(profile, path);
 422       else
 423          vp4_getpath(profile, path);
 424       ret = stat(path, &s);
 425       if (!ret && s.st_size > 1000)
 426          screen->firmware_info.profiles_present |= (1 << profile);
 427       screen->firmware_info.profiles_checked |= (1 << profile);
 428    }
 429
 430    return vp5 || (screen->firmware_info.profiles_present & (1 << profile));
 431 }
 432
 433 int
 434 nouveau_vp3_screen_get_video_param(struct pipe_screen *pscreen,
 435                                    enum pipe_video_profile profile,
 436                                    enum pipe_video_entrypoint entrypoint,
 437                                    enum pipe_video_cap param)
 438 {
 439    int chipset = nouveau_screen(pscreen)->device->chipset;
 440    int vp3 = chipset < 0xa3 || chipset == 0xaa || chipset == 0xac;
 441    int vp5 = chipset >= 0xd0;
 442    enum pipe_video_format codec = u_reduce_video_profile(profile);
 443    switch (param) {
 444    case PIPE_VIDEO_CAP_SUPPORTED:
 445       /* VP3 does not support MPEG4, VP4+ do. */
 446       return entrypoint == PIPE_VIDEO_ENTRYPOINT_BITSTREAM &&
 447          profile >= PIPE_VIDEO_PROFILE_MPEG1 &&
 448          profile < PIPE_VIDEO_PROFILE_HEVC_MAIN &&
 449          (!vp3 || codec != PIPE_VIDEO_FORMAT_MPEG4) &&
 450          firmware_present(pscreen, profile);
 451    case PIPE_VIDEO_CAP_NPOT_TEXTURES:
 452       return 1;
 453    case PIPE_VIDEO_CAP_MAX_WIDTH:
 454    case PIPE_VIDEO_CAP_MAX_HEIGHT:
 455       return vp5 ? 4096 : 2048;
 456    case PIPE_VIDEO_CAP_PREFERED_FORMAT:
 457       return PIPE_FORMAT_NV12;
 458    case PIPE_VIDEO_CAP_SUPPORTS_INTERLACED:
 459    case PIPE_VIDEO_CAP_PREFERS_INTERLACED:
 460       return true;
 461    case PIPE_VIDEO_CAP_SUPPORTS_PROGRESSIVE:
 462       return false;
 463    case PIPE_VIDEO_CAP_MAX_LEVEL:
 464       switch (profile) {
 465       case PIPE_VIDEO_PROFILE_MPEG1:
 466          return 0;
 467       case PIPE_VIDEO_PROFILE_MPEG2_SIMPLE:
 468       case PIPE_VIDEO_PROFILE_MPEG2_MAIN:
 469          return 3;
 470       case PIPE_VIDEO_PROFILE_MPEG4_SIMPLE:
 471          return 3;
 472       case PIPE_VIDEO_PROFILE_MPEG4_ADVANCED_SIMPLE:
 473          return 5;
 474       case PIPE_VIDEO_PROFILE_VC1_SIMPLE:
 475          return 1;
 476       case PIPE_VIDEO_PROFILE_VC1_MAIN:
 477          return 2;
 478       case PIPE_VIDEO_PROFILE_VC1_ADVANCED:
 479          return 4;
 480       case PIPE_VIDEO_PROFILE_MPEG4_AVC_BASELINE:
 481       case PIPE_VIDEO_PROFILE_MPEG4_AVC_MAIN:
 482       case PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH:
 483          return 41;
 484       default:
 485          debug_printf("unknown video profile: %d\n", profile);
 486          return 0;
 487       }
 488    default:
 489       debug_printf("unknown video param: %d\n", param);
 490       return 0;
 491    }
 492 }
 493
 494 bool
 495 nouveau_vp3_screen_video_supported(struct pipe_screen *screen,
 496                                    enum pipe_format format,
 497                                    enum pipe_video_profile profile,
 498                                    enum pipe_video_entrypoint entrypoint)
 499 {
 500    if (profile != PIPE_VIDEO_PROFILE_UNKNOWN)
 501       return format == PIPE_FORMAT_NV12;
 502
 503    return vl_video_buffer_is_format_supported(screen, format, profile, entrypoint);
 504 }