src/gallium/drivers/nvc0/nvc0_state_validate.c

   1
   2 #include "nvc0_context.h"
   3 #include "os/os_time.h"
   4
   5 static void
   6 nvc0_validate_zcull(struct nvc0_context *nvc0)
   7 {
   8     struct nouveau_channel *chan = nvc0->screen->base.channel;
   9     struct pipe_framebuffer_state *fb = &nvc0->framebuffer;
  10     struct nvc0_surface *sf = nvc0_surface(fb->zsbuf);
  11     struct nvc0_miptree *mt = nvc0_miptree(sf->base.texture);
  12     struct nouveau_bo *bo = mt->base.bo;
  13     uint32_t size;
  14     uint32_t offset = align(mt->total_size, 1 << 17);
  15     unsigned width, height;
  16
  17     assert(mt->base.base.depth0 == 1 && mt->base.base.array_size < 2);
  18
  19     size = mt->total_size * 2;
  20
  21     height = align(fb->height, 32);
  22     width = fb->width % 224;
  23     if (width)
  24        width = fb->width + (224 - width);
  25     else
  26        width = fb->width;
  27
  28     MARK_RING (chan, 23, 4);
  29     BEGIN_RING(chan, RING_3D_(0x1590), 1); /* ZCULL_REGION_INDEX (bits 0x3f) */
  30     OUT_RING  (chan, 0);
  31     BEGIN_RING(chan, RING_3D_(0x07e8), 2); /* ZCULL_ADDRESS_A_HIGH */
  32     OUT_RELOCh(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
  33     OUT_RELOCl(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
  34     offset += 1 << 17;
  35     BEGIN_RING(chan, RING_3D_(0x07f0), 2); /* ZCULL_ADDRESS_B_HIGH */
  36     OUT_RELOCh(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
  37     OUT_RELOCl(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
  38     BEGIN_RING(chan, RING_3D_(0x07e0), 2);
  39     OUT_RING  (chan, size);
  40     OUT_RING  (chan, size >> 16);
  41     BEGIN_RING(chan, RING_3D_(0x15c8), 1); /* bits 0x3 */
  42     OUT_RING  (chan, 2);
  43     BEGIN_RING(chan, RING_3D_(0x07c0), 4); /* ZCULL dimensions */
  44     OUT_RING  (chan, width);
  45     OUT_RING  (chan, height);
  46     OUT_RING  (chan, 1);
  47     OUT_RING  (chan, 0);
  48     BEGIN_RING(chan, RING_3D_(0x15fc), 2);
  49     OUT_RING  (chan, 0); /* bits 0xffff */
  50     OUT_RING  (chan, 0); /* bits 0xffff */
  51     BEGIN_RING(chan, RING_3D_(0x1958), 1);
  52     OUT_RING  (chan, 0); /* bits ~0 */
  53 }
  54
  55 static void
  56 nvc0_validate_fb(struct nvc0_context *nvc0)
  57 {
  58     struct nouveau_channel *chan = nvc0->screen->base.channel;
  59     struct pipe_framebuffer_state *fb = &nvc0->framebuffer;
  60     unsigned i;
  61
  62     nvc0_bufctx_reset(nvc0, NVC0_BUFCTX_FRAME);
  63
  64     BEGIN_RING(chan, RING_3D(RT_CONTROL), 1);
  65     OUT_RING  (chan, (076543210 << 4) | fb->nr_cbufs);
  66     BEGIN_RING(chan, RING_3D(SCREEN_SCISSOR_HORIZ), 2);
  67     OUT_RING  (chan, fb->width << 16);
  68     OUT_RING  (chan, fb->height << 16);
  69
  70     MARK_RING(chan, 9 * fb->nr_cbufs, 2 * fb->nr_cbufs);
  71
  72     for (i = 0; i < fb->nr_cbufs; ++i) {
  73         struct nvc0_miptree *mt = nvc0_miptree(fb->cbufs[i]->texture);
  74         struct nvc0_surface *sf = nvc0_surface(fb->cbufs[i]);
  75         struct nouveau_bo *bo = mt->base.bo;
  76         uint32_t offset = sf->offset;
  77
  78         BEGIN_RING(chan, RING_3D(RT_ADDRESS_HIGH(i)), 8);
  79         OUT_RELOCh(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
  80         OUT_RELOCl(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
  81         OUT_RING  (chan, sf->width);
  82         OUT_RING  (chan, sf->height);
  83         OUT_RING  (chan, nvc0_format_table[sf->base.format].rt);
  84         OUT_RING  (chan, (mt->layout_3d << 16) |
  85                    mt->level[sf->base.u.tex.level].tile_mode);
  86         OUT_RING  (chan, sf->depth);
  87         OUT_RING  (chan, mt->layer_stride >> 2);
  88
  89         nvc0_bufctx_add_resident(nvc0, NVC0_BUFCTX_FRAME, &mt->base,
  90                                  NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
  91     }
  92
  93     if (fb->zsbuf) {
  94         struct nvc0_miptree *mt = nvc0_miptree(fb->zsbuf->texture);
  95         struct nvc0_surface *sf = nvc0_surface(fb->zsbuf);
  96         struct nouveau_bo *bo = mt->base.bo;
  97         int unk = mt->base.base.target == PIPE_TEXTURE_2D;
  98         uint32_t offset = sf->offset;
  99
 100         MARK_RING (chan, 12, 2);
 101         BEGIN_RING(chan, RING_3D(ZETA_ADDRESS_HIGH), 5);
 102         OUT_RELOCh(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
 103         OUT_RELOCl(chan, bo, offset, NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
 104         OUT_RING  (chan, nvc0_format_table[fb->zsbuf->format].rt);
 105         OUT_RING  (chan, mt->level[sf->base.u.tex.level].tile_mode);
 106         OUT_RING  (chan, mt->layer_stride >> 2);
 107         BEGIN_RING(chan, RING_3D(ZETA_ENABLE), 1);
 108         OUT_RING  (chan, 1);
 109         BEGIN_RING(chan, RING_3D(ZETA_HORIZ), 3);
 110         OUT_RING  (chan, sf->width);
 111         OUT_RING  (chan, sf->height);
 112         OUT_RING  (chan, (unk << 16) | sf->depth);
 113
 114         nvc0_bufctx_add_resident(nvc0, NVC0_BUFCTX_FRAME, &mt->base,
 115                                  NOUVEAU_BO_VRAM | NOUVEAU_BO_RDWR);
 116     } else {
 117         BEGIN_RING(chan, RING_3D(ZETA_ENABLE), 1);
 118         OUT_RING  (chan, 0);
 119     }
 120
 121 #ifndef NVC0_SCISSORS_CLIPPING
 122     BEGIN_RING(chan, RING_3D(VIEWPORT_HORIZ(0)), 2);
 123     OUT_RING  (chan, fb->width << 16);
 124     OUT_RING  (chan, fb->height << 16);
 125 #endif
 126 }
 127
 128 static void
 129 nvc0_validate_blend_colour(struct nvc0_context *nvc0)
 130 {
 131     struct nouveau_channel *chan = nvc0->screen->base.channel;
 132
 133     BEGIN_RING(chan, RING_3D(BLEND_COLOR(0)), 4);
 134     OUT_RINGf (chan, nvc0->blend_colour.color[0]);
 135     OUT_RINGf (chan, nvc0->blend_colour.color[1]);
 136     OUT_RINGf (chan, nvc0->blend_colour.color[2]);
 137     OUT_RINGf (chan, nvc0->blend_colour.color[3]);
 138 }
 139
 140 static void
 141 nvc0_validate_stencil_ref(struct nvc0_context *nvc0)
 142 {
 143     struct nouveau_channel *chan = nvc0->screen->base.channel;
 144
 145     BEGIN_RING(chan, RING_3D(STENCIL_FRONT_FUNC_REF), 1);
 146     OUT_RING  (chan, nvc0->stencil_ref.ref_value[0]);
 147     BEGIN_RING(chan, RING_3D(STENCIL_BACK_FUNC_REF), 1);
 148     OUT_RING  (chan, nvc0->stencil_ref.ref_value[1]);
 149 }
 150
 151 static void
 152 nvc0_validate_stipple(struct nvc0_context *nvc0)
 153 {
 154     struct nouveau_channel *chan = nvc0->screen->base.channel;
 155     unsigned i;
 156
 157     BEGIN_RING(chan, RING_3D(POLYGON_STIPPLE_PATTERN(0)), 32);
 158     for (i = 0; i < 32; ++i)
 159         OUT_RING(chan, util_bswap32(nvc0->stipple.stipple[i]));
 160 }
 161
 162 static void
 163 nvc0_validate_scissor(struct nvc0_context *nvc0)
 164 {
 165     struct nouveau_channel *chan = nvc0->screen->base.channel;
 166     struct pipe_scissor_state *s = &nvc0->scissor;
 167 #ifdef NVC0_SCISSORS_CLIPPING
 168     struct pipe_viewport_state *vp = &nvc0->viewport;
 169     int minx, maxx, miny, maxy;
 170
 171     if (!(nvc0->dirty &
 172           (NVC0_NEW_SCISSOR | NVC0_NEW_VIEWPORT | NVC0_NEW_FRAMEBUFFER)) &&
 173         nvc0->state.scissor == nvc0->rast->pipe.scissor)
 174        return;
 175     nvc0->state.scissor = nvc0->rast->pipe.scissor;
 176
 177     if (nvc0->state.scissor) {
 178        minx = s->minx;
 179        maxx = s->maxx;
 180        miny = s->miny;
 181        maxy = s->maxy;
 182     } else {
 183        minx = 0;
 184        maxx = nvc0->framebuffer.width;
 185        miny = 0;
 186        maxy = nvc0->framebuffer.height;
 187     }
 188
 189     minx = MAX2(minx, (int)(vp->translate[0] - fabsf(vp->scale[0])));
 190     maxx = MIN2(maxx, (int)(vp->translate[0] + fabsf(vp->scale[0])));
 191     miny = MAX2(miny, (int)(vp->translate[1] - fabsf(vp->scale[1])));
 192     maxy = MIN2(maxy, (int)(vp->translate[1] + fabsf(vp->scale[1])));
 193
 194     BEGIN_RING(chan, RING_3D(SCISSOR_HORIZ(0)), 2);
 195     OUT_RING  (chan, (maxx << 16) | minx);
 196     OUT_RING  (chan, (maxy << 16) | miny);
 197     BEGIN_RING(chan, RING_3D(VIEWPORT_HORIZ(0)), 2);
 198     OUT_RING  (chan, ((maxx - minx) << 16) | minx);
 199     OUT_RING  (chan, ((maxy - miny) << 16) | miny);
 200 #else
 201     BEGIN_RING(chan, RING_3D(SCISSOR_HORIZ(0)), 2);
 202     OUT_RING  (chan, (s->maxx << 16) | s->minx);
 203     OUT_RING  (chan, (s->maxy << 16) | s->miny);
 204 #endif
 205 }
 206
 207 static void
 208 nvc0_validate_viewport(struct nvc0_context *nvc0)
 209 {
 210     struct nouveau_channel *chan = nvc0->screen->base.channel;
 211
 212     BEGIN_RING(chan, RING_3D(VIEWPORT_TRANSLATE_X(0)), 3);
 213     OUT_RINGf (chan, nvc0->viewport.translate[0]);
 214     OUT_RINGf (chan, nvc0->viewport.translate[1]);
 215     OUT_RINGf (chan, nvc0->viewport.translate[2]);
 216     BEGIN_RING(chan, RING_3D(VIEWPORT_SCALE_X(0)), 3);
 217     OUT_RINGf (chan, nvc0->viewport.scale[0]);
 218     OUT_RINGf (chan, nvc0->viewport.scale[1]);
 219     OUT_RINGf (chan, nvc0->viewport.scale[2]);
 220
 221 #ifdef NVC0_SCISSORS_CLIPPING
 222     BEGIN_RING(chan, RING_3D(DEPTH_RANGE_NEAR(0)), 2);
 223     OUT_RINGf (chan, nvc0->viewport.translate[2] - nvc0->viewport.scale[2]);
 224     OUT_RINGf (chan, nvc0->viewport.translate[2] + nvc0->viewport.scale[2]);
 225 #endif
 226 }
 227
 228 static void
 229 nvc0_validate_clip(struct nvc0_context *nvc0)
 230 {
 231    struct nouveau_channel *chan = nvc0->screen->base.channel;
 232    uint32_t clip;
 233
 234    clip = nvc0->clip.depth_clamp ? 0x201a : 0x0002;
 235 #ifndef NVC0_SCISSORS_CLIPPING
 236    clip |= 0x1080;
 237 #endif
 238
 239    BEGIN_RING(chan, RING_3D(VIEW_VOLUME_CLIP_CTRL), 1);
 240    OUT_RING  (chan, clip);
 241
 242    if (nvc0->clip.nr) {
 243       struct nouveau_bo *bo = nvc0->screen->uniforms;
 244
 245       MARK_RING (chan, 6 + nvc0->clip.nr * 4, 2);
 246       BEGIN_RING(chan, RING_3D(CB_SIZE), 3);
 247       OUT_RING  (chan, 256);
 248       OUT_RELOCh(chan, bo, 5 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 249       OUT_RELOCl(chan, bo, 5 << 16, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 250       BEGIN_RING_1I(chan, RING_3D(CB_POS), nvc0->clip.nr * 4 + 1);
 251       OUT_RING  (chan, 0);
 252       OUT_RINGp (chan, &nvc0->clip.ucp[0][0], nvc0->clip.nr * 4);
 253
 254       BEGIN_RING(chan, RING_3D(VP_CLIP_DISTANCE_ENABLE), 1);
 255       OUT_RING  (chan, (1 << nvc0->clip.nr) - 1);
 256    } else {
 257       IMMED_RING(chan, RING_3D(VP_CLIP_DISTANCE_ENABLE), 0);
 258    }
 259 }
 260
 261 static void
 262 nvc0_validate_blend(struct nvc0_context *nvc0)
 263 {
 264    struct nouveau_channel *chan = nvc0->screen->base.channel;
 265
 266    WAIT_RING(chan, nvc0->blend->size);
 267    OUT_RINGp(chan, nvc0->blend->state, nvc0->blend->size);
 268 }
 269
 270 static void
 271 nvc0_validate_zsa(struct nvc0_context *nvc0)
 272 {
 273    struct nouveau_channel *chan = nvc0->screen->base.channel;
 274
 275    WAIT_RING(chan, nvc0->zsa->size);
 276    OUT_RINGp(chan, nvc0->zsa->state, nvc0->zsa->size);
 277 }
 278
 279 static void
 280 nvc0_validate_rasterizer(struct nvc0_context *nvc0)
 281 {
 282    struct nouveau_channel *chan = nvc0->screen->base.channel;
 283
 284    WAIT_RING(chan, nvc0->rast->size);
 285    OUT_RINGp(chan, nvc0->rast->state, nvc0->rast->size);
 286 }
 287
 288 static void
 289 nvc0_constbufs_validate(struct nvc0_context *nvc0)
 290 {
 291    struct nouveau_channel *chan = nvc0->screen->base.channel;
 292    struct nouveau_bo *bo;
 293    unsigned s;
 294
 295    for (s = 0; s < 5; ++s) {
 296       struct nvc0_resource *res;
 297       int i;
 298
 299       while (nvc0->constbuf_dirty[s]) {
 300          unsigned base = 0;
 301          unsigned offset = 0, words = 0;
 302          boolean rebind = TRUE;
 303
 304          i = ffs(nvc0->constbuf_dirty[s]) - 1;
 305          nvc0->constbuf_dirty[s] &= ~(1 << i);
 306
 307          res = nvc0_resource(nvc0->constbuf[s][i]);
 308          if (!res) {
 309             BEGIN_RING(chan, RING_3D(CB_BIND(s)), 1);
 310             OUT_RING  (chan, (i << 4) | 0);
 311             if (i == 0)
 312                nvc0->state.uniform_buffer_bound[s] = 0;
 313             continue;
 314          }
 315
 316          if (!nvc0_resource_mapped_by_gpu(&res->base)) {
 317             if (i == 0) {
 318                base = s << 16;
 319                bo = nvc0->screen->uniforms;
 320
 321                if (nvc0->state.uniform_buffer_bound[s] >= res->base.width0)
 322                   rebind = FALSE;
 323                else
 324                   nvc0->state.uniform_buffer_bound[s] =
 325                      align(res->base.width0, 0x100);
 326             } else {
 327                bo = res->bo;
 328             }
 329 #if 0
 330             nvc0_m2mf_push_linear(nvc0, bo, NOUVEAU_BO_VRAM,
 331                                   base, res->base.width0, res->data);
 332             BEGIN_RING(chan, RING_3D_(0x021c), 1);
 333             OUT_RING  (chan, 0x1111);
 334 #else
 335             words = res->base.width0 / 4;
 336 #endif
 337          } else {
 338             bo = res->bo;
 339             if (i == 0)
 340                nvc0->state.uniform_buffer_bound[s] = 0;
 341          }
 342
 343          if (bo != nvc0->screen->uniforms)
 344             nvc0_bufctx_add_resident(nvc0, NVC0_BUFCTX_CONSTANT, res,
 345                                      NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 346
 347          if (rebind) {
 348             MARK_RING (chan, 4, 2);
 349             BEGIN_RING(chan, RING_3D(CB_SIZE), 3);
 350             OUT_RING  (chan, align(res->base.width0, 0x100));
 351             OUT_RELOCh(chan, bo, base, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 352             OUT_RELOCl(chan, bo, base, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 353             BEGIN_RING(chan, RING_3D(CB_BIND(s)), 1);
 354             OUT_RING  (chan, (i << 4) | 1);
 355          }
 356
 357          while (words) {
 358             unsigned nr = AVAIL_RING(chan);
 359
 360             if (nr < 16) {
 361                FIRE_RING(chan);
 362                continue;
 363             }
 364             nr = MIN2(MIN2(nr - 6, words), NV04_PFIFO_MAX_PACKET_LEN - 1);
 365
 366             MARK_RING (chan, nr + 5, 2);
 367             BEGIN_RING(chan, RING_3D(CB_SIZE), 3);
 368             OUT_RING  (chan, align(res->base.width0, 0x100));
 369             OUT_RELOCh(chan, bo, base, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 370             OUT_RELOCl(chan, bo, base, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD);
 371             BEGIN_RING_1I(chan, RING_3D(CB_POS), nr + 1);
 372             OUT_RING  (chan, offset);
 373             OUT_RINGp (chan, &res->data[offset], nr);
 374
 375             offset += nr * 4;
 376             words -= nr;
 377          }
 378       }
 379    }
 380 }
 381
 382 static struct state_validate {
 383     void (*func)(struct nvc0_context *);
 384     uint32_t states;
 385 } validate_list[] = {
 386     { nvc0_validate_fb,            NVC0_NEW_FRAMEBUFFER },
 387     { nvc0_validate_blend,         NVC0_NEW_BLEND },
 388     { nvc0_validate_zsa,           NVC0_NEW_ZSA },
 389     { nvc0_validate_rasterizer,    NVC0_NEW_RASTERIZER },
 390     { nvc0_validate_blend_colour,  NVC0_NEW_BLEND_COLOUR },
 391     { nvc0_validate_stencil_ref,   NVC0_NEW_STENCIL_REF },
 392     { nvc0_validate_stipple,       NVC0_NEW_STIPPLE },
 393 #ifdef NVC0_SCISSORS_CLIPPING
 394     { nvc0_validate_scissor,       NVC0_NEW_SCISSOR | NVC0_NEW_VIEWPORT |
 395                                    NVC0_NEW_RASTERIZER |
 396                                    NVC0_NEW_FRAMEBUFFER },
 397 #else
 398     { nvc0_validate_scissor,       NVC0_NEW_SCISSOR },
 399 #endif
 400     { nvc0_validate_viewport,      NVC0_NEW_VIEWPORT },
 401     { nvc0_validate_clip,          NVC0_NEW_CLIP },
 402     { nvc0_vertprog_validate,      NVC0_NEW_VERTPROG },
 403     { nvc0_tctlprog_validate,      NVC0_NEW_TCTLPROG },
 404     { nvc0_tevlprog_validate,      NVC0_NEW_TEVLPROG },
 405     { nvc0_gmtyprog_validate,      NVC0_NEW_GMTYPROG },
 406     { nvc0_fragprog_validate,      NVC0_NEW_FRAGPROG },
 407     { nvc0_constbufs_validate,     NVC0_NEW_CONSTBUF },
 408     { nvc0_validate_textures,      NVC0_NEW_TEXTURES },
 409     { nvc0_validate_samplers,      NVC0_NEW_SAMPLERS },
 410     { nvc0_vertex_arrays_validate, NVC0_NEW_VERTEX | NVC0_NEW_ARRAYS }
 411 };
 412 #define validate_list_len (sizeof(validate_list) / sizeof(validate_list[0]))
 413
 414 boolean
 415 nvc0_state_validate(struct nvc0_context *nvc0)
 416 {
 417    unsigned i;
 418 #if 0
 419    if (nvc0->screen->cur_ctx != nvc0) /* FIXME: not everything is valid */
 420       nvc0->dirty = 0xffffffff;
 421 #endif
 422    nvc0->screen->cur_ctx = nvc0;
 423
 424    if (nvc0->dirty) {
 425       for (i = 0; i < validate_list_len; ++i) {
 426          struct state_validate *validate = &validate_list[i];
 427
 428          if (nvc0->dirty & validate->states)
 429             validate->func(nvc0);
 430       }
 431       nvc0->dirty = 0;
 432    }
 433
 434    nvc0_bufctx_emit_relocs(nvc0);
 435
 436    return TRUE;
 437 }