src/gallium/drivers/nouveau/nv50/nv98_video.c

   1 /*
   2  * Copyright 2011-2013 Maarten Lankhorst, Ilia Mirkin
   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 "nv50/nv98_video.h"
  24
  25 #include "util/u_sampler.h"
  26 #include "util/u_format.h"
  27
  28 #include <nvif/class.h>
  29
  30 static void
  31 nv98_decoder_decode_bitstream(struct pipe_video_codec *decoder,
  32                               struct pipe_video_buffer *video_target,
  33                               struct pipe_picture_desc *picture,
  34                               unsigned num_buffers,
  35                               const void *const *data,
  36                               const unsigned *num_bytes)
  37 {
  38    struct nouveau_vp3_decoder *dec = (struct nouveau_vp3_decoder *)decoder;
  39    struct nouveau_vp3_video_buffer *target = (struct nouveau_vp3_video_buffer *)video_target;
  40    uint32_t comm_seq = ++dec->fence_seq;
  41    union pipe_desc desc;
  42
  43    unsigned vp_caps, is_ref, ret;
  44    struct nouveau_vp3_video_buffer *refs[16] = {};
  45
  46    desc.base = picture;
  47
  48    assert(target->base.buffer_format == PIPE_FORMAT_NV12);
  49
  50    ret = nv98_decoder_bsp(dec, desc, target, comm_seq,
  51                           num_buffers, data, num_bytes,
  52                           &vp_caps, &is_ref, refs);
  53
  54    /* did we decode bitstream correctly? */
  55    assert(ret == 2);
  56
  57    nv98_decoder_vp(dec, desc, target, comm_seq, vp_caps, is_ref, refs);
  58    nv98_decoder_ppp(dec, desc, target, comm_seq);
  59 }
  60
  61 static const struct nouveau_mclass
  62 nv98_decoder_msvld[] = {
  63    { G98_MSVLD, -1 },
  64    { IGT21A_MSVLD, -1 },
  65    { GT212_MSVLD, -1 },
  66    {}
  67 };
  68
  69 static const struct nouveau_mclass
  70 nv98_decoder_mspdec[] = {
  71    { G98_MSPDEC, -1 },
  72    { GT212_MSPDEC, -1 },
  73    {}
  74 };
  75
  76 static const struct nouveau_mclass
  77 nv98_decoder_msppp[] = {
  78    { G98_MSPPP, -1 },
  79    { GT212_MSPPP, -1 },
  80    {}
  81 };
  82
  83 struct pipe_video_codec *
  84 nv98_create_decoder(struct pipe_context *context,
  85                     const struct pipe_video_codec *templ)
  86 {
  87    struct nouveau_screen *screen = &((struct nv50_context *)context)->screen->base;
  88    struct nouveau_vp3_decoder *dec;
  89    struct nouveau_pushbuf **push;
  90    struct nv04_fifo nv04_data = {.vram = 0xbeef0201, .gart = 0xbeef0202};
  91
  92    int ret, i;
  93    uint32_t codec = 1, ppp_codec = 3;
  94    uint32_t timeout;
  95    u32 tmp_size = 0;
  96
  97    if (getenv("XVMC_VL"))
  98        return vl_create_decoder(context, templ);
  99
 100    if (templ->entrypoint != PIPE_VIDEO_ENTRYPOINT_BITSTREAM) {
 101       debug_printf("%x\n", templ->entrypoint);
 102       return NULL;
 103    }
 104
 105    dec = CALLOC_STRUCT(nouveau_vp3_decoder);
 106    if (!dec)
 107       return NULL;
 108    dec->client = screen->client;
 109    dec->base = *templ;
 110    nouveau_vp3_decoder_init_common(&dec->base);
 111
 112    dec->bsp_idx = 5;
 113    dec->vp_idx = 6;
 114    dec->ppp_idx = 7;
 115
 116    ret = nouveau_object_new(&screen->device->object, 0,
 117                             NOUVEAU_FIFO_CHANNEL_CLASS,
 118                             &nv04_data, sizeof(nv04_data), &dec->channel[0]);
 119
 120    if (!ret)
 121       ret = nouveau_pushbuf_new(screen->client, dec->channel[0], 4,
 122                                 32 * 1024, true, &dec->pushbuf[0]);
 123
 124    for (i = 1; i < 3; ++i) {
 125       dec->channel[i] = dec->channel[0];
 126       dec->pushbuf[i] = dec->pushbuf[0];
 127    }
 128    push = dec->pushbuf;
 129
 130    if (!ret) {
 131       ret = nouveau_object_mclass(dec->channel[0], nv98_decoder_msvld);
 132       if (ret >= 0) {
 133          ret = nouveau_object_new(dec->channel[0], 0xbeef85b1,
 134                                   nv98_decoder_msvld[ret].oclass, NULL, 0,
 135                                   &dec->bsp);
 136       }
 137    }
 138
 139    if (!ret) {
 140       ret = nouveau_object_mclass(dec->channel[1], nv98_decoder_mspdec);
 141       if (ret >= 0) {
 142          ret = nouveau_object_new(dec->channel[1], 0xbeef85b2,
 143                                   nv98_decoder_mspdec[ret].oclass, NULL, 0,
 144                                   &dec->vp);
 145       }
 146    }
 147
 148    if (!ret) {
 149       ret = nouveau_object_mclass(dec->channel[2], nv98_decoder_msppp);
 150       if (ret >= 0) {
 151          ret = nouveau_object_new(dec->channel[2], 0xbeef85b3,
 152                                   nv98_decoder_msppp[ret].oclass, NULL, 0,
 153                                   &dec->ppp);
 154       }
 155    }
 156
 157    if (ret)
 158       goto fail;
 159
 160    BEGIN_NV04(push[0], SUBC_BSP(NV01_SUBCHAN_OBJECT), 1);
 161    PUSH_DATA (push[0], dec->bsp->handle);
 162
 163    BEGIN_NV04(push[0], SUBC_BSP(0x180), 5);
 164    for (i = 0; i < 5; i++)
 165       PUSH_DATA (push[0], nv04_data.vram);
 166
 167    BEGIN_NV04(push[1], SUBC_VP(NV01_SUBCHAN_OBJECT), 1);
 168    PUSH_DATA (push[1], dec->vp->handle);
 169
 170    BEGIN_NV04(push[1], SUBC_VP(0x180), 6);
 171    for (i = 0; i < 6; i++)
 172       PUSH_DATA (push[1], nv04_data.vram);
 173
 174    BEGIN_NV04(push[2], SUBC_PPP(NV01_SUBCHAN_OBJECT), 1);
 175    PUSH_DATA (push[2], dec->ppp->handle);
 176
 177    BEGIN_NV04(push[2], SUBC_PPP(0x180), 5);
 178    for (i = 0; i < 5; i++)
 179       PUSH_DATA (push[2], nv04_data.vram);
 180
 181    dec->base.context = context;
 182    dec->base.decode_bitstream = nv98_decoder_decode_bitstream;
 183
 184    for (i = 0; i < NOUVEAU_VP3_VIDEO_QDEPTH && !ret; ++i)
 185       ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
 186                            0, 1 << 20, NULL, &dec->bsp_bo[i]);
 187    if (!ret)
 188       ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM,
 189                            0x100, 4 << 20, NULL, &dec->inter_bo[0]);
 190    if (!ret)
 191       nouveau_bo_ref(dec->inter_bo[0], &dec->inter_bo[1]);
 192    if (ret)
 193       goto fail;
 194
 195    switch (u_reduce_video_profile(templ->profile)) {
 196    case PIPE_VIDEO_FORMAT_MPEG12: {
 197       codec = 1;
 198       assert(templ->max_references <= 2);
 199       break;
 200    }
 201    case PIPE_VIDEO_FORMAT_MPEG4: {
 202       codec = 4;
 203       tmp_size = mb(templ->height)*16 * mb(templ->width)*16;
 204       assert(templ->max_references <= 2);
 205       break;
 206    }
 207    case PIPE_VIDEO_FORMAT_VC1: {
 208       ppp_codec = codec = 2;
 209       tmp_size = mb(templ->height)*16 * mb(templ->width)*16;
 210       assert(templ->max_references <= 2);
 211       break;
 212    }
 213    case PIPE_VIDEO_FORMAT_MPEG4_AVC: {
 214       codec = 3;
 215       dec->tmp_stride = 16 * mb_half(templ->width) * nouveau_vp3_video_align(templ->height) * 3 / 2;
 216       tmp_size = dec->tmp_stride * (templ->max_references + 1);
 217       assert(templ->max_references <= 16);
 218       break;
 219    }
 220    default:
 221       fprintf(stderr, "invalid codec\n");
 222       goto fail;
 223    }
 224
 225    ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
 226                            0x4000, NULL, &dec->fw_bo);
 227    if (ret)
 228       goto fail;
 229
 230    ret = nouveau_vp3_load_firmware(dec, templ->profile, screen->device->chipset);
 231    if (ret)
 232       goto fw_fail;
 233
 234    if (codec != 3) {
 235       ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
 236                            0x400, NULL, &dec->bitplane_bo);
 237       if (ret)
 238          goto fail;
 239    }
 240
 241    dec->ref_stride = mb(templ->width)*16 * (mb_half(templ->height)*32 + nouveau_vp3_video_align(templ->height)/2);
 242    ret = nouveau_bo_new(screen->device, NOUVEAU_BO_VRAM, 0,
 243                         dec->ref_stride * (templ->max_references+2) + tmp_size,
 244                         NULL, &dec->ref_bo);
 245    if (ret)
 246       goto fail;
 247
 248    timeout = 0;
 249
 250    BEGIN_NV04(push[0], SUBC_BSP(0x200), 2);
 251    PUSH_DATA (push[0], codec);
 252    PUSH_DATA (push[0], timeout);
 253
 254    BEGIN_NV04(push[1], SUBC_VP(0x200), 2);
 255    PUSH_DATA (push[1], codec);
 256    PUSH_DATA (push[1], timeout);
 257
 258    BEGIN_NV04(push[2], SUBC_PPP(0x200), 2);
 259    PUSH_DATA (push[2], ppp_codec);
 260    PUSH_DATA (push[2], timeout);
 261
 262    ++dec->fence_seq;
 263
 264 #if NOUVEAU_VP3_DEBUG_FENCE
 265    ret = nouveau_bo_new(screen->device, NOUVEAU_BO_GART|NOUVEAU_BO_MAP,
 266                         0, 0x1000, NULL, &dec->fence_bo);
 267    if (ret)
 268       goto fail;
 269
 270    nouveau_bo_map(dec->fence_bo, NOUVEAU_BO_RDWR, screen->client);
 271    dec->fence_map = dec->fence_bo->map;
 272    dec->fence_map[0] = dec->fence_map[4] = dec->fence_map[8] = 0;
 273    dec->comm = (struct comm *)(dec->fence_map + (COMM_OFFSET/sizeof(*dec->fence_map)));
 274
 275    /* So lets test if the fence is working? */
 276    nouveau_pushbuf_space(push[0], 6, 1, 0);
 277    PUSH_REFN (push[0], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
 278    BEGIN_NV04(push[0], SUBC_BSP(0x240), 3);
 279    PUSH_DATAh(push[0], dec->fence_bo->offset);
 280    PUSH_DATA (push[0], dec->fence_bo->offset);
 281    PUSH_DATA (push[0], dec->fence_seq);
 282
 283    BEGIN_NV04(push[0], SUBC_BSP(0x304), 1);
 284    PUSH_DATA (push[0], 0);
 285    PUSH_KICK (push[0]);
 286
 287    nouveau_pushbuf_space(push[1], 6, 1, 0);
 288    PUSH_REFN (push[1], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
 289    BEGIN_NV04(push[1], SUBC_VP(0x240), 3);
 290    PUSH_DATAh(push[1], (dec->fence_bo->offset + 0x10));
 291    PUSH_DATA (push[1], (dec->fence_bo->offset + 0x10));
 292    PUSH_DATA (push[1], dec->fence_seq);
 293
 294    BEGIN_NV04(push[1], SUBC_VP(0x304), 1);
 295    PUSH_DATA (push[1], 0);
 296    PUSH_KICK (push[1]);
 297
 298    nouveau_pushbuf_space(push[2], 6, 1, 0);
 299    PUSH_REFN (push[2], dec->fence_bo, NOUVEAU_BO_GART|NOUVEAU_BO_RDWR);
 300    BEGIN_NV04(push[2], SUBC_PPP(0x240), 3);
 301    PUSH_DATAh(push[2], (dec->fence_bo->offset + 0x20));
 302    PUSH_DATA (push[2], (dec->fence_bo->offset + 0x20));
 303    PUSH_DATA (push[2], dec->fence_seq);
 304
 305    BEGIN_NV04(push[2], SUBC_PPP(0x304), 1);
 306    PUSH_DATA (push[2], 0);
 307    PUSH_KICK (push[2]);
 308
 309    usleep(100);
 310    while (dec->fence_seq > dec->fence_map[0] ||
 311           dec->fence_seq > dec->fence_map[4] ||
 312           dec->fence_seq > dec->fence_map[8]) {
 313       debug_printf("%u: %u %u %u\n", dec->fence_seq, dec->fence_map[0], dec->fence_map[4], dec->fence_map[8]);
 314       usleep(100);
 315    }
 316    debug_printf("%u: %u %u %u\n", dec->fence_seq, dec->fence_map[0], dec->fence_map[4], dec->fence_map[8]);
 317 #endif
 318
 319    return &dec->base;
 320
 321 fw_fail:
 322    debug_printf("Cannot create decoder without firmware..\n");
 323    dec->base.destroy(&dec->base);
 324    return NULL;
 325
 326 fail:
 327    debug_printf("Creation failed: %s (%i)\n", strerror(-ret), ret);
 328    dec->base.destroy(&dec->base);
 329    return NULL;
 330 }
 331
 332 struct pipe_video_buffer *
 333 nv98_video_buffer_create(struct pipe_context *pipe,
 334                          const struct pipe_video_buffer *templat)
 335 {
 336    return nouveau_vp3_video_buffer_create(
 337          pipe, templat, NV50_RESOURCE_FLAG_VIDEO);
 338 }