src/gallium/drivers/nvc0/nvc0_screen.c

   1 /*
   2  * Copyright 2010 Christoph Bumiller
   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 BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
  18  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
  19  * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  20  * SOFTWARE.
  21  */
  22
  23 #include "util/u_format.h"
  24 #include "util/u_format_s3tc.h"
  25 #include "pipe/p_screen.h"
  26
  27 #include "vl/vl_decoder.h"
  28 #include "vl/vl_video_buffer.h"
  29
  30 #include "nvc0_context.h"
  31 #include "nvc0_screen.h"
  32
  33 #include "nouveau/nv_object.xml.h"
  34 #include "nvc0_graph_macros.h"
  35
  36 static boolean
  37 nvc0_screen_is_format_supported(struct pipe_screen *pscreen,
  38                                 enum pipe_format format,
  39                                 enum pipe_texture_target target,
  40                                 unsigned sample_count,
  41                                 unsigned bindings)
  42 {
  43    if (!(0x117 & (1 << sample_count))) /* 0, 1, 2, 4 or 8 */
  44       return FALSE;
  45
  46    if (!util_format_is_supported(format, bindings))
  47       return FALSE;
  48
  49    switch (format) {
  50    case PIPE_FORMAT_R8G8B8A8_UNORM:
  51    case PIPE_FORMAT_R8G8B8X8_UNORM:
  52       /* HACK: GL requires equal formats for MS resolve and window is BGRA */
  53       if (bindings & PIPE_BIND_RENDER_TARGET)
  54          return FALSE;
  55    default:
  56       break;
  57    }
  58
  59    /* transfers & shared are always supported */
  60    bindings &= ~(PIPE_BIND_TRANSFER_READ |
  61                  PIPE_BIND_TRANSFER_WRITE |
  62                  PIPE_BIND_SHARED);
  63
  64    return (nvc0_format_table[format].usage & bindings) == bindings;
  65 }
  66
  67 static int
  68 nvc0_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
  69 {
  70    switch (param) {
  71    case PIPE_CAP_MAX_COMBINED_SAMPLERS:
  72       return 64;
  73    case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
  74       return 13;
  75    case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
  76       return 10;
  77    case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
  78       return 13;
  79    case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
  80       return 8192;
  81    case PIPE_CAP_MIN_TEXEL_OFFSET:
  82       return -8;
  83    case PIPE_CAP_MAX_TEXEL_OFFSET:
  84       return 7;
  85    case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
  86    case PIPE_CAP_TEXTURE_SWIZZLE:
  87    case PIPE_CAP_TEXTURE_SHADOW_MAP:
  88    case PIPE_CAP_NPOT_TEXTURES:
  89    case PIPE_CAP_ANISOTROPIC_FILTER:
  90    case PIPE_CAP_SEAMLESS_CUBE_MAP:
  91       return 1;
  92    case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
  93       return 0;
  94    case PIPE_CAP_TWO_SIDED_STENCIL:
  95    case PIPE_CAP_DEPTH_CLAMP:
  96    case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
  97    case PIPE_CAP_POINT_SPRITE:
  98       return 1;
  99    case PIPE_CAP_GLSL:
 100    case PIPE_CAP_SM3:
 101       return 1;
 102    case PIPE_CAP_MAX_RENDER_TARGETS:
 103       return 8;
 104    case PIPE_CAP_FRAGMENT_COLOR_CLAMP_CONTROL:
 105       return 1;
 106    case PIPE_CAP_TIMER_QUERY:
 107    case PIPE_CAP_OCCLUSION_QUERY:
 108       return 1;
 109    case PIPE_CAP_STREAM_OUTPUT:
 110       return 0;
 111    case PIPE_CAP_BLEND_EQUATION_SEPARATE:
 112    case PIPE_CAP_INDEP_BLEND_ENABLE:
 113    case PIPE_CAP_INDEP_BLEND_FUNC:
 114       return 1;
 115    case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
 116    case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
 117       return 1;
 118    case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
 119    case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
 120       return 0;
 121    case PIPE_CAP_SHADER_STENCIL_EXPORT:
 122       return 0;
 123    case PIPE_CAP_PRIMITIVE_RESTART:
 124    case PIPE_CAP_TGSI_INSTANCEID:
 125    case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
 126    case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
 127    case PIPE_CAP_CONDITIONAL_RENDER:
 128       return 1;
 129    default:
 130       NOUVEAU_ERR("unknown PIPE_CAP %d\n", param);
 131       return 0;
 132    }
 133 }
 134
 135 static int
 136 nvc0_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
 137                              enum pipe_shader_cap param)
 138 {
 139    switch (shader) {
 140    case PIPE_SHADER_VERTEX:
 141       /*
 142    case PIPE_SHADER_TESSELLATION_CONTROL:
 143    case PIPE_SHADER_TESSELLATION_EVALUATION:
 144       */
 145    case PIPE_SHADER_GEOMETRY:
 146    case PIPE_SHADER_FRAGMENT:
 147       break;
 148    default:
 149       return 0;
 150    }
 151
 152    switch (param) {
 153    case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
 154    case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
 155    case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
 156    case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
 157       return 16384;
 158    case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
 159       return 16;
 160    case PIPE_SHADER_CAP_MAX_INPUTS:
 161       if (shader == PIPE_SHADER_VERTEX)
 162          return 32;
 163       return 0x300 / 16;
 164    case PIPE_SHADER_CAP_MAX_CONSTS:
 165       return 65536 / 16;
 166    case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
 167       return 14;
 168    case PIPE_SHADER_CAP_MAX_ADDRS:
 169       return 1;
 170    case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
 171    case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
 172       return shader != PIPE_SHADER_FRAGMENT;
 173    case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
 174    case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
 175       return 1;
 176    case PIPE_SHADER_CAP_MAX_PREDS:
 177       return 0;
 178    case PIPE_SHADER_CAP_MAX_TEMPS:
 179       return NVC0_CAP_MAX_PROGRAM_TEMPS;
 180    case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
 181       return 1;
 182    case PIPE_SHADER_CAP_SUBROUTINES:
 183       return 1; /* but inlining everything, we need function declarations */
 184    case PIPE_SHADER_CAP_INTEGERS:
 185       return 1;
 186    case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
 187       return 32;
 188    default:
 189       NOUVEAU_ERR("unknown PIPE_SHADER_CAP %d\n", param);
 190       return 0;
 191    }
 192 }
 193
 194 static float
 195 nvc0_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_cap param)
 196 {
 197    switch (param) {
 198    case PIPE_CAP_MAX_LINE_WIDTH:
 199    case PIPE_CAP_MAX_LINE_WIDTH_AA:
 200       return 10.0f;
 201    case PIPE_CAP_MAX_POINT_WIDTH:
 202    case PIPE_CAP_MAX_POINT_WIDTH_AA:
 203       return 64.0f;
 204    case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
 205       return 16.0f;
 206    case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
 207       return 4.0f;
 208    default:
 209       NOUVEAU_ERR("unknown PIPE_CAP %d\n", param);
 210       return 0.0f;
 211    }
 212 }
 213
 214 static void
 215 nvc0_screen_destroy(struct pipe_screen *pscreen)
 216 {
 217    struct nvc0_screen *screen = nvc0_screen(pscreen);
 218
 219    if (screen->base.fence.current) {
 220       nouveau_fence_wait(screen->base.fence.current);
 221       nouveau_fence_ref(NULL, &screen->base.fence.current);
 222    }
 223    screen->base.channel->user_private = NULL;
 224
 225    if (screen->blitctx)
 226       FREE(screen->blitctx);
 227
 228    nouveau_bo_ref(NULL, &screen->text);
 229    nouveau_bo_ref(NULL, &screen->tls);
 230    nouveau_bo_ref(NULL, &screen->txc);
 231    nouveau_bo_ref(NULL, &screen->fence.bo);
 232    nouveau_bo_ref(NULL, &screen->vfetch_cache);
 233
 234    nouveau_resource_destroy(&screen->lib_code);
 235    nouveau_resource_destroy(&screen->text_heap);
 236
 237    if (screen->tic.entries)
 238       FREE(screen->tic.entries);
 239
 240    nouveau_mm_destroy(screen->mm_VRAM_fe0);
 241
 242    nouveau_grobj_free(&screen->fermi);
 243    nouveau_grobj_free(&screen->eng2d);
 244    nouveau_grobj_free(&screen->m2mf);
 245
 246    nouveau_screen_fini(&screen->base);
 247
 248    FREE(screen);
 249 }
 250
 251 static int
 252 nvc0_graph_set_macro(struct nvc0_screen *screen, uint32_t m, unsigned pos,
 253                      unsigned size, const uint32_t *data)
 254 {
 255    struct nouveau_channel *chan = screen->base.channel;
 256
 257    size /= 4;
 258
 259    BEGIN_RING(chan, RING_3D_(NVC0_GRAPH_MACRO_ID), 2);
 260    OUT_RING  (chan, (m - 0x3800) / 8);
 261    OUT_RING  (chan, pos);
 262    BEGIN_RING_1I(chan, RING_3D_(NVC0_GRAPH_MACRO_UPLOAD_POS), size + 1);
 263    OUT_RING  (chan, pos);
 264    OUT_RINGp (chan, data, size);
 265
 266    return pos + size;
 267 }
 268
 269 static void
 270 nvc0_magic_3d_init(struct nouveau_channel *chan)
 271 {
 272    BEGIN_RING(chan, RING_3D_(0x10cc), 1);
 273    OUT_RING  (chan, 0xff);
 274    BEGIN_RING(chan, RING_3D_(0x10e0), 2);
 275    OUT_RING(chan, 0xff);
 276    OUT_RING(chan, 0xff);
 277    BEGIN_RING(chan, RING_3D_(0x10ec), 2);
 278    OUT_RING(chan, 0xff);
 279    OUT_RING(chan, 0xff);
 280    BEGIN_RING(chan, RING_3D_(0x074c), 1);
 281    OUT_RING  (chan, 0x3f);
 282
 283    BEGIN_RING(chan, RING_3D_(0x16a8), 1);
 284    OUT_RING  (chan, (3 << 16) | 3);
 285    BEGIN_RING(chan, RING_3D_(0x1794), 1);
 286    OUT_RING  (chan, (2 << 16) | 2);
 287    BEGIN_RING(chan, RING_3D_(0x0de8), 1);
 288    OUT_RING  (chan, 1);
 289
 290 #if 0 /* software method */
 291    BEGIN_RING(chan, RING_3D_(0x1528), 1); /* MP poke */
 292    OUT_RING  (chan, 0);
 293 #endif
 294
 295    BEGIN_RING(chan, RING_3D_(0x12ac), 1);
 296    OUT_RING  (chan, 0);
 297    BEGIN_RING(chan, RING_3D_(0x0218), 1);
 298    OUT_RING  (chan, 0x10);
 299    BEGIN_RING(chan, RING_3D_(0x10fc), 1);
 300    OUT_RING  (chan, 0x10);
 301    BEGIN_RING(chan, RING_3D_(0x1290), 1);
 302    OUT_RING  (chan, 0x10);
 303    BEGIN_RING(chan, RING_3D_(0x12d8), 2);
 304    OUT_RING  (chan, 0x10);
 305    OUT_RING  (chan, 0x10);
 306    BEGIN_RING(chan, RING_3D_(0x06d4), 1);
 307    OUT_RING  (chan, 8);
 308    BEGIN_RING(chan, RING_3D_(0x1140), 1);
 309    OUT_RING  (chan, 0x10);
 310    BEGIN_RING(chan, RING_3D_(0x1610), 1);
 311    OUT_RING  (chan, 0xe);
 312
 313    BEGIN_RING(chan, RING_3D_(0x164c), 1);
 314    OUT_RING  (chan, 1 << 12);
 315    BEGIN_RING(chan, RING_3D_(0x151c), 1);
 316    OUT_RING  (chan, 1);
 317    BEGIN_RING(chan, RING_3D_(0x030c), 1);
 318    OUT_RING  (chan, 0);
 319    BEGIN_RING(chan, RING_3D_(0x0300), 1);
 320    OUT_RING  (chan, 3);
 321 #if 0 /* software method */
 322    BEGIN_RING(chan, RING_3D_(0x1280), 1); /* PGRAPH poke */
 323    OUT_RING  (chan, 0);
 324 #endif
 325    BEGIN_RING(chan, RING_3D_(0x02d0), 1);
 326    OUT_RING  (chan, 0x1f40);
 327    BEGIN_RING(chan, RING_3D_(0x00fdc), 1);
 328    OUT_RING  (chan, 1);
 329    BEGIN_RING(chan, RING_3D_(0x19c0), 1);
 330    OUT_RING  (chan, 1);
 331    BEGIN_RING(chan, RING_3D_(0x075c), 1);
 332    OUT_RING  (chan, 3);
 333 }
 334
 335 static void
 336 nvc0_screen_fence_emit(struct pipe_screen *pscreen, u32 sequence)
 337 {
 338    struct nvc0_screen *screen = nvc0_screen(pscreen);
 339    struct nouveau_channel *chan = screen->base.channel;
 340
 341    MARK_RING (chan, 5, 2);
 342    BEGIN_RING(chan, RING_3D(QUERY_ADDRESS_HIGH), 4);
 343    OUT_RELOCh(chan, screen->fence.bo, 0, NOUVEAU_BO_WR);
 344    OUT_RELOCl(chan, screen->fence.bo, 0, NOUVEAU_BO_WR);
 345    OUT_RING  (chan, sequence);
 346    OUT_RING  (chan, NVC0_3D_QUERY_GET_FENCE | NVC0_3D_QUERY_GET_SHORT |
 347               (0xf << NVC0_3D_QUERY_GET_UNIT__SHIFT));
 348 }
 349
 350 static u32
 351 nvc0_screen_fence_update(struct pipe_screen *pscreen)
 352 {
 353    struct nvc0_screen *screen = nvc0_screen(pscreen);
 354    return screen->fence.map[0];
 355 }
 356
 357 #define FAIL_SCREEN_INIT(str, err)                    \
 358    do {                                               \
 359       NOUVEAU_ERR(str, err);                          \
 360       nvc0_screen_destroy(pscreen);                   \
 361       return NULL;                                    \
 362    } while(0)
 363
 364 struct pipe_screen *
 365 nvc0_screen_create(struct pipe_winsys *ws, struct nouveau_device *dev)
 366 {
 367    struct nvc0_screen *screen;
 368    struct nouveau_channel *chan;
 369    struct pipe_screen *pscreen;
 370    int ret;
 371    unsigned i;
 372
 373    screen = CALLOC_STRUCT(nvc0_screen);
 374    if (!screen)
 375       return NULL;
 376    pscreen = &screen->base.base;
 377
 378    screen->base.sysmem_bindings = PIPE_BIND_CONSTANT_BUFFER;
 379
 380    ret = nouveau_screen_init(&screen->base, dev);
 381    if (ret) {
 382       nvc0_screen_destroy(pscreen);
 383       return NULL;
 384    }
 385    chan = screen->base.channel;
 386    chan->user_private = screen;
 387
 388    pscreen->winsys = ws;
 389    pscreen->destroy = nvc0_screen_destroy;
 390    pscreen->context_create = nvc0_create;
 391    pscreen->is_format_supported = nvc0_screen_is_format_supported;
 392    pscreen->get_param = nvc0_screen_get_param;
 393    pscreen->get_shader_param = nvc0_screen_get_shader_param;
 394    pscreen->get_paramf = nvc0_screen_get_paramf;
 395
 396    nvc0_screen_init_resource_functions(pscreen);
 397
 398    nouveau_screen_init_vdec(&screen->base);
 399
 400    ret = nouveau_bo_new(dev, NOUVEAU_BO_GART | NOUVEAU_BO_MAP, 0, 4096,
 401                         &screen->fence.bo);
 402    if (ret)
 403       goto fail;
 404    nouveau_bo_map(screen->fence.bo, NOUVEAU_BO_RDWR);
 405    screen->fence.map = screen->fence.bo->map;
 406    nouveau_bo_unmap(screen->fence.bo);
 407    screen->base.fence.emit = nvc0_screen_fence_emit;
 408    screen->base.fence.update = nvc0_screen_fence_update;
 409
 410    for (i = 0; i < NVC0_SCRATCH_NR_BUFFERS; ++i) {
 411       ret = nouveau_bo_new(dev, NOUVEAU_BO_GART, 0, NVC0_SCRATCH_SIZE,
 412                            &screen->scratch.bo[i]);
 413       if (ret)
 414          goto fail;
 415    }
 416
 417    ret = nouveau_grobj_alloc(chan, 0xbeef9039, NVC0_M2MF, &screen->m2mf);
 418    if (ret)
 419       FAIL_SCREEN_INIT("Error allocating PGRAPH context for M2MF: %d\n", ret);
 420
 421    BIND_RING (chan, screen->m2mf, NVC0_SUBCH_MF);
 422    BEGIN_RING(chan, RING_MF(NOTIFY_ADDRESS_HIGH), 3);
 423    OUT_RELOCh(chan, screen->fence.bo, 16, NOUVEAU_BO_GART | NOUVEAU_BO_RDWR);
 424    OUT_RELOCl(chan, screen->fence.bo, 16, NOUVEAU_BO_GART | NOUVEAU_BO_RDWR);
 425    OUT_RING  (chan, 0);
 426
 427    ret = nouveau_grobj_alloc(chan, 0xbeef902d, NVC0_2D, &screen->eng2d);
 428    if (ret)
 429       FAIL_SCREEN_INIT("Error allocating PGRAPH context for 2D: %d\n", ret);
 430
 431    BIND_RING (chan, screen->eng2d, NVC0_SUBCH_2D);
 432    BEGIN_RING(chan, RING_2D(OPERATION), 1);
 433    OUT_RING  (chan, NVC0_2D_OPERATION_SRCCOPY);
 434    BEGIN_RING(chan, RING_2D(CLIP_ENABLE), 1);
 435    OUT_RING  (chan, 0);
 436    BEGIN_RING(chan, RING_2D(COLOR_KEY_ENABLE), 1);
 437    OUT_RING  (chan, 0);
 438    BEGIN_RING(chan, RING_2D_(0x0884), 1);
 439    OUT_RING  (chan, 0x3f);
 440    BEGIN_RING(chan, RING_2D_(0x0888), 1);
 441    OUT_RING  (chan, 1);
 442
 443    ret = nouveau_grobj_alloc(chan, 0xbeef9097, NVC0_3D, &screen->fermi);
 444    if (ret)
 445       FAIL_SCREEN_INIT("Error allocating PGRAPH context for 3D: %d\n", ret);
 446
 447    BIND_RING (chan, screen->fermi, NVC0_SUBCH_3D);
 448    BEGIN_RING(chan, RING_3D(NOTIFY_ADDRESS_HIGH), 3);
 449    OUT_RELOCh(chan, screen->fence.bo, 32, NOUVEAU_BO_GART | NOUVEAU_BO_RDWR);
 450    OUT_RELOCl(chan, screen->fence.bo, 32, NOUVEAU_BO_GART | NOUVEAU_BO_RDWR);
 451    OUT_RING  (chan, 0);
 452
 453    BEGIN_RING(chan, RING_3D(COND_MODE), 1);
 454    OUT_RING  (chan, NVC0_3D_COND_MODE_ALWAYS);
 455
 456    BEGIN_RING(chan, RING_3D(RT_CONTROL), 1);
 457    OUT_RING  (chan, 1);
 458
 459    BEGIN_RING(chan, RING_3D(CSAA_ENABLE), 1);
 460    OUT_RING  (chan, 0);
 461    BEGIN_RING(chan, RING_3D(MULTISAMPLE_ENABLE), 1);
 462    OUT_RING  (chan, 0);
 463    BEGIN_RING(chan, RING_3D(MULTISAMPLE_MODE), 1);
 464    OUT_RING  (chan, NVC0_3D_MULTISAMPLE_MODE_MS1);
 465    BEGIN_RING(chan, RING_3D(MULTISAMPLE_CTRL), 1);
 466    OUT_RING  (chan, 0);
 467    BEGIN_RING(chan, RING_3D(LINE_WIDTH_SEPARATE), 1);
 468    OUT_RING  (chan, 1);
 469    BEGIN_RING(chan, RING_3D(LINE_LAST_PIXEL), 1);
 470    OUT_RING  (chan, 0);
 471    BEGIN_RING(chan, RING_3D(BLEND_SEPARATE_ALPHA), 1);
 472    OUT_RING  (chan, 1);
 473    BEGIN_RING(chan, RING_3D(BLEND_ENABLE_COMMON), 1);
 474    OUT_RING  (chan, 0);
 475    BEGIN_RING(chan, RING_3D(TEX_MISC), 1);
 476    OUT_RING  (chan, NVC0_3D_TEX_MISC_SEAMLESS_CUBE_MAP);
 477
 478    nvc0_magic_3d_init(chan);
 479
 480    ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 17, 1 << 20, &screen->text);
 481    if (ret)
 482       goto fail;
 483
 484    /* XXX: getting a page fault at the end of the code buffer every few
 485     *  launches, don't use the last 256 bytes to work around them - prefetch ?
 486     */
 487    nouveau_resource_init(&screen->text_heap, 0, (1 << 20) - 0x100);
 488
 489    ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 12, 6 << 16,
 490                         &screen->uniforms);
 491    if (ret)
 492       goto fail;
 493
 494    /* auxiliary constants (6 user clip planes, base instance id) */
 495    BEGIN_RING(chan, RING_3D(CB_SIZE), 3);
 496    OUT_RING  (chan, 256);
 497    OUT_RELOCh(chan, screen->uniforms, 5 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 498    OUT_RELOCl(chan, screen->uniforms, 5 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 499    for (i = 0; i < 5; ++i) {
 500       BEGIN_RING(chan, RING_3D(CB_BIND(i)), 1);
 501       OUT_RING  (chan, (15 << 4) | 1);
 502    }
 503
 504    screen->tls_size = (16 * 32) * (NVC0_CAP_MAX_PROGRAM_TEMPS * 16);
 505    ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 17,
 506                         screen->tls_size, &screen->tls);
 507    if (ret)
 508       goto fail;
 509
 510    BEGIN_RING(chan, RING_3D(CODE_ADDRESS_HIGH), 2);
 511    OUT_RELOCh(chan, screen->text, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 512    OUT_RELOCl(chan, screen->text, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 513    BEGIN_RING(chan, RING_3D(LOCAL_ADDRESS_HIGH), 4);
 514    OUT_RELOCh(chan, screen->tls, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
 515    OUT_RELOCl(chan, screen->tls, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
 516    OUT_RING  (chan, screen->tls_size >> 32);
 517    OUT_RING  (chan, screen->tls_size);
 518    BEGIN_RING(chan, RING_3D_(0x07a0), 1);
 519    OUT_RING  (chan, 0);
 520    BEGIN_RING(chan, RING_3D(LOCAL_BASE), 1);
 521    OUT_RING  (chan, 0);
 522
 523    for (i = 0; i < 5; ++i) {
 524       BEGIN_RING(chan, RING_3D(TEX_LIMITS(i)), 1);
 525       OUT_RING  (chan, 0x54);
 526    }
 527    BEGIN_RING(chan, RING_3D(LINKED_TSC), 1);
 528    OUT_RING  (chan, 0);
 529
 530    ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 17, 1 << 20,
 531                         &screen->vfetch_cache);
 532    if (ret)
 533       goto fail;
 534
 535    BEGIN_RING(chan, RING_3D(VERTEX_QUARANTINE_ADDRESS_HIGH), 3);
 536    OUT_RELOCh(chan, screen->vfetch_cache, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
 537    OUT_RELOCl(chan, screen->vfetch_cache, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
 538    OUT_RING  (chan, 3);
 539
 540    ret = nouveau_bo_new(dev, NOUVEAU_BO_VRAM, 1 << 17, 1 << 17, &screen->txc);
 541    if (ret)
 542       goto fail;
 543
 544    BEGIN_RING(chan, RING_3D(TIC_ADDRESS_HIGH), 3);
 545    OUT_RELOCh(chan, screen->txc, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 546    OUT_RELOCl(chan, screen->txc, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 547    OUT_RING  (chan, NVC0_TIC_MAX_ENTRIES - 1);
 548
 549    BEGIN_RING(chan, RING_3D(TSC_ADDRESS_HIGH), 3);
 550    OUT_RELOCh(chan, screen->txc, 65536, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 551    OUT_RELOCl(chan, screen->txc, 65536, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 552    OUT_RING  (chan, NVC0_TSC_MAX_ENTRIES - 1);
 553
 554    BEGIN_RING(chan, RING_3D(SCREEN_Y_CONTROL), 1);
 555    OUT_RING  (chan, 0);
 556    BEGIN_RING(chan, RING_3D(WINDOW_OFFSET_X), 2);
 557    OUT_RING  (chan, 0);
 558    OUT_RING  (chan, 0);
 559    BEGIN_RING(chan, RING_3D_(0x1590), 1); /* deactivate ZCULL */
 560    OUT_RING  (chan, 0x3f);
 561
 562    BEGIN_RING(chan, RING_3D(CLIP_RECTS_MODE), 1);
 563    OUT_RING  (chan, NVC0_3D_CLIP_RECTS_MODE_INSIDE_ANY);
 564    BEGIN_RING(chan, RING_3D(CLIP_RECT_HORIZ(0)), 8 * 2);
 565    for (i = 0; i < 8 * 2; ++i)
 566       OUT_RING(chan, 0);
 567    BEGIN_RING(chan, RING_3D(CLIP_RECTS_EN), 1);
 568    OUT_RING  (chan, 0);
 569    BEGIN_RING(chan, RING_3D(CLIPID_ENABLE), 1);
 570    OUT_RING  (chan, 0);
 571
 572    /* neither scissors, viewport nor stencil mask should affect clears */
 573    BEGIN_RING(chan, RING_3D(CLEAR_FLAGS), 1);
 574    OUT_RING  (chan, 0);
 575
 576    BEGIN_RING(chan, RING_3D(VIEWPORT_TRANSFORM_EN), 1);
 577    OUT_RING  (chan, 1);
 578    BEGIN_RING(chan, RING_3D(DEPTH_RANGE_NEAR(0)), 2);
 579    OUT_RINGf (chan, 0.0f);
 580    OUT_RINGf (chan, 1.0f);
 581    BEGIN_RING(chan, RING_3D(VIEW_VOLUME_CLIP_CTRL), 1);
 582    OUT_RING  (chan, NVC0_3D_VIEW_VOLUME_CLIP_CTRL_UNK1_UNK1);
 583
 584    /* We use scissors instead of exact view volume clipping,
 585     * so they're always enabled.
 586     */
 587    BEGIN_RING(chan, RING_3D(SCISSOR_ENABLE(0)), 3);
 588    OUT_RING  (chan, 1);
 589    OUT_RING  (chan, 8192 << 16);
 590    OUT_RING  (chan, 8192 << 16);
 591
 592 #define MK_MACRO(m, n) i = nvc0_graph_set_macro(screen, m, i, sizeof(n), n);
 593
 594    i = 0;
 595    MK_MACRO(NVC0_3D_BLEND_ENABLES, nvc0_9097_blend_enables);
 596    MK_MACRO(NVC0_3D_VERTEX_ARRAY_SELECT, nvc0_9097_vertex_array_select);
 597    MK_MACRO(NVC0_3D_TEP_SELECT, nvc0_9097_tep_select);
 598    MK_MACRO(NVC0_3D_GP_SELECT, nvc0_9097_gp_select);
 599    MK_MACRO(NVC0_3D_POLYGON_MODE_FRONT, nvc0_9097_poly_mode_front);
 600    MK_MACRO(NVC0_3D_POLYGON_MODE_BACK, nvc0_9097_poly_mode_back);
 601
 602    BEGIN_RING(chan, RING_3D(RASTERIZE_ENABLE), 1);
 603    OUT_RING  (chan, 1);
 604    BEGIN_RING(chan, RING_3D(RT_SEPARATE_FRAG_DATA), 1);
 605    OUT_RING  (chan, 1);
 606    BEGIN_RING(chan, RING_3D(GP_SELECT), 1);
 607    OUT_RING  (chan, 0x40);
 608    BEGIN_RING(chan, RING_3D(LAYER), 1);
 609    OUT_RING  (chan, 0);
 610    BEGIN_RING(chan, RING_3D(TEP_SELECT), 1);
 611    OUT_RING  (chan, 0x30);
 612    BEGIN_RING(chan, RING_3D(PATCH_VERTICES), 1);
 613    OUT_RING  (chan, 3);
 614    BEGIN_RING(chan, RING_3D(SP_SELECT(2)), 1);
 615    OUT_RING  (chan, 0x20);
 616    BEGIN_RING(chan, RING_3D(SP_SELECT(0)), 1);
 617    OUT_RING  (chan, 0x00);
 618
 619    BEGIN_RING(chan, RING_3D(POINT_COORD_REPLACE), 1);
 620    OUT_RING  (chan, 0);
 621    BEGIN_RING(chan, RING_3D(POINT_RASTER_RULES), 1);
 622    OUT_RING  (chan, NVC0_3D_POINT_RASTER_RULES_OGL);
 623
 624    BEGIN_RING(chan, RING_3D(EDGEFLAG_ENABLE), 1);
 625    OUT_RING  (chan, 1);
 626
 627    BEGIN_RING(chan, RING_3D(VERTEX_RUNOUT_ADDRESS_HIGH), 2);
 628    OUT_RING  (chan, 0xab);
 629    OUT_RING  (chan, 0x00000000);
 630
 631    FIRE_RING (chan);
 632
 633    screen->tic.entries = CALLOC(4096, sizeof(void *));
 634    screen->tsc.entries = screen->tic.entries + 2048;
 635
 636    screen->mm_VRAM_fe0 = nouveau_mm_create(dev, NOUVEAU_BO_VRAM, 0xfe0);
 637
 638    if (!nvc0_blitctx_create(screen))
 639       goto fail;
 640
 641    nouveau_fence_new(&screen->base, &screen->base.fence.current, FALSE);
 642
 643    return pscreen;
 644
 645 fail:
 646    nvc0_screen_destroy(pscreen);
 647    return NULL;
 648 }
 649
 650 void
 651 nvc0_screen_make_buffers_resident(struct nvc0_screen *screen)
 652 {
 653    struct nouveau_channel *chan = screen->base.channel;
 654
 655    const unsigned flags = NOUVEAU_BO_VRAM | NOUVEAU_BO_RD;
 656
 657    MARK_RING(chan, 5, 5);
 658    nouveau_bo_validate(chan, screen->text, flags);
 659    nouveau_bo_validate(chan, screen->uniforms, flags);
 660    nouveau_bo_validate(chan, screen->txc, flags);
 661    nouveau_bo_validate(chan, screen->vfetch_cache, flags);
 662
 663    if (screen->cur_ctx && screen->cur_ctx->state.tls_required)
 664       nouveau_bo_validate(chan, screen->tls, flags);
 665 }
 666
 667 int
 668 nvc0_screen_tic_alloc(struct nvc0_screen *screen, void *entry)
 669 {
 670    int i = screen->tic.next;
 671
 672    while (screen->tic.lock[i / 32] & (1 << (i % 32)))
 673       i = (i + 1) & (NVC0_TIC_MAX_ENTRIES - 1);
 674
 675    screen->tic.next = (i + 1) & (NVC0_TIC_MAX_ENTRIES - 1);
 676
 677    if (screen->tic.entries[i])
 678       nv50_tic_entry(screen->tic.entries[i])->id = -1;
 679
 680    screen->tic.entries[i] = entry;
 681    return i;
 682 }
 683
 684 int
 685 nvc0_screen_tsc_alloc(struct nvc0_screen *screen, void *entry)
 686 {
 687    int i = screen->tsc.next;
 688
 689    while (screen->tsc.lock[i / 32] & (1 << (i % 32)))
 690       i = (i + 1) & (NVC0_TSC_MAX_ENTRIES - 1);
 691
 692    screen->tsc.next = (i + 1) & (NVC0_TSC_MAX_ENTRIES - 1);
 693
 694    if (screen->tsc.entries[i])
 695       nv50_tsc_entry(screen->tsc.entries[i])->id = -1;
 696
 697    screen->tsc.entries[i] = entry;
 698    return i;
 699 }