src/gallium/drivers/r600/r600_pipe.c

   1 /*
   2  * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
   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  * on the rights to use, copy, modify, merge, publish, distribute, sub
   8  * license, and/or sell copies of the Software, and to permit persons to whom
   9  * the Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice (including the next
  12  * paragraph) shall be included in all copies or substantial portions of the
  13  * Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
  19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  22  */
  23 #include <stdio.h>
  24 #include <errno.h>
  25 #include <pipe/p_defines.h>
  26 #include <pipe/p_state.h>
  27 #include <pipe/p_context.h>
  28 #include <tgsi/tgsi_scan.h>
  29 #include <tgsi/tgsi_parse.h>
  30 #include <tgsi/tgsi_util.h>
  31 #include <util/u_blitter.h>
  32 #include <util/u_double_list.h>
  33 #include <util/u_transfer.h>
  34 #include <util/u_surface.h>
  35 #include <util/u_pack_color.h>
  36 #include <util/u_memory.h>
  37 #include <util/u_inlines.h>
  38 #include <pipebuffer/pb_buffer.h>
  39 #include "r600.h"
  40 #include "r600d.h"
  41 #include "r600_resource.h"
  42 #include "r600_shader.h"
  43 #include "r600_pipe.h"
  44 #include "r600_state_inlines.h"
  45 #include "r600_video_context.h"
  46
  47 /*
  48  * pipe_context
  49  */
  50 static void r600_flush(struct pipe_context *ctx, unsigned flags,
  51                         struct pipe_fence_handle **fence)
  52 {
  53         struct r600_pipe_context *rctx = (struct r600_pipe_context *)ctx;
  54 #if 0
  55         static int dc = 0;
  56         char dname[256];
  57 #endif
  58
  59         if (!rctx->ctx.pm4_cdwords)
  60                 return;
  61
  62 #if 0
  63         sprintf(dname, "gallium-%08d.bof", dc);
  64         if (dc < 20) {
  65                 r600_context_dump_bof(&rctx->ctx, dname);
  66                 R600_ERR("dumped %s\n", dname);
  67         }
  68         dc++;
  69 #endif
  70         r600_context_flush(&rctx->ctx);
  71
  72         r600_upload_flush(rctx->rupload_vb);
  73         r600_upload_flush(rctx->rupload_const);
  74 }
  75
  76 static void r600_destroy_context(struct pipe_context *context)
  77 {
  78         struct r600_pipe_context *rctx = (struct r600_pipe_context *)context;
  79
  80         rctx->context.delete_depth_stencil_alpha_state(&rctx->context, rctx->custom_dsa_flush);
  81
  82         r600_end_vertex_translate(rctx);
  83
  84         r600_context_fini(&rctx->ctx);
  85
  86         util_blitter_destroy(rctx->blitter);
  87
  88         for (int i = 0; i < R600_PIPE_NSTATES; i++) {
  89                 free(rctx->states[i]);
  90         }
  91
  92         r600_upload_destroy(rctx->rupload_vb);
  93         r600_upload_destroy(rctx->rupload_const);
  94
  95         if (rctx->tran.translate_cache)
  96                 translate_cache_destroy(rctx->tran.translate_cache);
  97
  98         FREE(rctx->ps_resource);
  99         FREE(rctx->vs_resource);
 100         FREE(rctx);
 101 }
 102
 103 static struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv)
 104 {
 105         struct r600_pipe_context *rctx = CALLOC_STRUCT(r600_pipe_context);
 106         struct r600_screen* rscreen = (struct r600_screen *)screen;
 107         enum chip_class class;
 108
 109         if (rctx == NULL)
 110                 return NULL;
 111         rctx->context.winsys = rscreen->screen.winsys;
 112         rctx->context.screen = screen;
 113         rctx->context.priv = priv;
 114         rctx->context.destroy = r600_destroy_context;
 115         rctx->context.flush = r600_flush;
 116
 117         /* Easy accessing of screen/winsys. */
 118         rctx->screen = rscreen;
 119         rctx->radeon = rscreen->radeon;
 120         rctx->family = r600_get_family(rctx->radeon);
 121
 122         r600_init_blit_functions(rctx);
 123         r600_init_query_functions(rctx);
 124         r600_init_context_resource_functions(rctx);
 125         r600_init_surface_functions(rctx);
 126
 127         switch (r600_get_family(rctx->radeon)) {
 128         case CHIP_R600:
 129         case CHIP_RV610:
 130         case CHIP_RV630:
 131         case CHIP_RV670:
 132         case CHIP_RV620:
 133         case CHIP_RV635:
 134         case CHIP_RS780:
 135         case CHIP_RS880:
 136         case CHIP_RV770:
 137         case CHIP_RV730:
 138         case CHIP_RV710:
 139         case CHIP_RV740:
 140                 rctx->context.draw_vbo = r600_draw_vbo;
 141                 r600_init_state_functions(rctx);
 142                 if (r600_context_init(&rctx->ctx, rctx->radeon)) {
 143                         r600_destroy_context(&rctx->context);
 144                         return NULL;
 145                 }
 146                 r600_init_config(rctx);
 147                 break;
 148         case CHIP_CEDAR:
 149         case CHIP_REDWOOD:
 150         case CHIP_JUNIPER:
 151         case CHIP_CYPRESS:
 152         case CHIP_HEMLOCK:
 153         case CHIP_PALM:
 154         case CHIP_BARTS:
 155         case CHIP_TURKS:
 156         case CHIP_CAICOS:
 157                 rctx->context.draw_vbo = evergreen_draw;
 158                 evergreen_init_state_functions(rctx);
 159                 if (evergreen_context_init(&rctx->ctx, rctx->radeon)) {
 160                         r600_destroy_context(&rctx->context);
 161                         return NULL;
 162                 }
 163                 evergreen_init_config(rctx);
 164                 break;
 165         default:
 166                 R600_ERR("unsupported family %d\n", r600_get_family(rctx->radeon));
 167                 r600_destroy_context(&rctx->context);
 168                 return NULL;
 169         }
 170
 171         rctx->rupload_vb = r600_upload_create(rctx, 128 * 1024, 16);
 172         if (rctx->rupload_vb == NULL) {
 173                 r600_destroy_context(&rctx->context);
 174                 return NULL;
 175         }
 176
 177         rctx->rupload_const = r600_upload_create(rctx, 128 * 1024, 256);
 178         if (rctx->rupload_const == NULL) {
 179                 r600_destroy_context(&rctx->context);
 180                 return NULL;
 181         }
 182
 183         rctx->blitter = util_blitter_create(&rctx->context);
 184         if (rctx->blitter == NULL) {
 185                 FREE(rctx);
 186                 return NULL;
 187         }
 188
 189         rctx->tran.translate_cache = translate_cache_create();
 190         if (rctx->tran.translate_cache == NULL) {
 191                 FREE(rctx);
 192                 return NULL;
 193         }
 194
 195         rctx->vs_resource = CALLOC(R600_RESOURCE_ARRAY_SIZE, sizeof(struct r600_pipe_state));
 196         if (!rctx->vs_resource) {
 197                 FREE(rctx);
 198                 return NULL;
 199         }
 200
 201         rctx->ps_resource = CALLOC(R600_RESOURCE_ARRAY_SIZE, sizeof(struct r600_pipe_state));
 202         if (!rctx->ps_resource) {
 203                 FREE(rctx);
 204                 return NULL;
 205         }
 206
 207         class = r600_get_family_class(rctx->radeon);
 208         if (class == R600 || class == R700)
 209                 rctx->custom_dsa_flush = r600_create_db_flush_dsa(rctx);
 210         else
 211                 rctx->custom_dsa_flush = evergreen_create_db_flush_dsa(rctx);
 212
 213         return &rctx->context;
 214 }
 215
 216 /*
 217  * pipe_screen
 218  */
 219 static const char* r600_get_vendor(struct pipe_screen* pscreen)
 220 {
 221         return "X.Org";
 222 }
 223
 224 static const char *r600_get_family_name(enum radeon_family family)
 225 {
 226         switch(family) {
 227         case CHIP_R600: return "AMD R600";
 228         case CHIP_RV610: return "AMD RV610";
 229         case CHIP_RV630: return "AMD RV630";
 230         case CHIP_RV670: return "AMD RV670";
 231         case CHIP_RV620: return "AMD RV620";
 232         case CHIP_RV635: return "AMD RV635";
 233         case CHIP_RS780: return "AMD RS780";
 234         case CHIP_RS880: return "AMD RS880";
 235         case CHIP_RV770: return "AMD RV770";
 236         case CHIP_RV730: return "AMD RV730";
 237         case CHIP_RV710: return "AMD RV710";
 238         case CHIP_RV740: return "AMD RV740";
 239         case CHIP_CEDAR: return "AMD CEDAR";
 240         case CHIP_REDWOOD: return "AMD REDWOOD";
 241         case CHIP_JUNIPER: return "AMD JUNIPER";
 242         case CHIP_CYPRESS: return "AMD CYPRESS";
 243         case CHIP_HEMLOCK: return "AMD HEMLOCK";
 244         case CHIP_PALM: return "AMD PALM";
 245         case CHIP_BARTS: return "AMD BARTS";
 246         case CHIP_TURKS: return "AMD TURKS";
 247         case CHIP_CAICOS: return "AMD CAICOS";
 248         default: return "AMD unknown";
 249         }
 250 }
 251
 252 static const char* r600_get_name(struct pipe_screen* pscreen)
 253 {
 254         struct r600_screen *rscreen = (struct r600_screen *)pscreen;
 255         enum radeon_family family = r600_get_family(rscreen->radeon);
 256
 257         return r600_get_family_name(family);
 258 }
 259
 260 static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param)
 261 {
 262         struct r600_screen *rscreen = (struct r600_screen *)pscreen;
 263         enum radeon_family family = r600_get_family(rscreen->radeon);
 264
 265         switch (param) {
 266         /* Supported features (boolean caps). */
 267         case PIPE_CAP_NPOT_TEXTURES:
 268         case PIPE_CAP_TWO_SIDED_STENCIL:
 269         case PIPE_CAP_GLSL:
 270         case PIPE_CAP_DUAL_SOURCE_BLEND:
 271         case PIPE_CAP_ANISOTROPIC_FILTER:
 272         case PIPE_CAP_POINT_SPRITE:
 273         case PIPE_CAP_OCCLUSION_QUERY:
 274         case PIPE_CAP_TEXTURE_SHADOW_MAP:
 275         case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
 276         case PIPE_CAP_TEXTURE_MIRROR_REPEAT:
 277         case PIPE_CAP_BLEND_EQUATION_SEPARATE:
 278         case PIPE_CAP_SM3:
 279         case PIPE_CAP_TEXTURE_SWIZZLE:
 280         case PIPE_CAP_INDEP_BLEND_ENABLE:
 281         case PIPE_CAP_DEPTHSTENCIL_CLEAR_SEPARATE:
 282         case PIPE_CAP_DEPTH_CLAMP:
 283         case PIPE_CAP_SHADER_STENCIL_EXPORT:
 284                 return 1;
 285
 286         /* Unsupported features (boolean caps). */
 287         case PIPE_CAP_TIMER_QUERY:
 288         case PIPE_CAP_STREAM_OUTPUT:
 289         case PIPE_CAP_PRIMITIVE_RESTART:
 290         case PIPE_CAP_INDEP_BLEND_FUNC: /* FIXME allow this */
 291         case PIPE_CAP_INSTANCED_DRAWING:
 292                 return 0;
 293
 294         /* Texturing. */
 295         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
 296         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
 297         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 298                 if (family >= CHIP_CEDAR)
 299                         return 15;
 300                 else
 301                         return 14;
 302         case PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS:
 303                 /* FIXME allow this once infrastructure is there */
 304                 return 16;
 305         case PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS:
 306         case PIPE_CAP_MAX_COMBINED_SAMPLERS:
 307                 return 16;
 308
 309         /* Render targets. */
 310         case PIPE_CAP_MAX_RENDER_TARGETS:
 311                 /* FIXME some r6xx are buggy and can only do 4 */
 312                 return 8;
 313
 314         /* Fragment coordinate conventions. */
 315         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
 316         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
 317                 return 1;
 318         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
 319         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
 320                 return 0;
 321
 322         default:
 323                 R600_ERR("r600: unknown param %d\n", param);
 324                 return 0;
 325         }
 326 }
 327
 328 static float r600_get_paramf(struct pipe_screen* pscreen, enum pipe_cap param)
 329 {
 330         struct r600_screen *rscreen = (struct r600_screen *)pscreen;
 331         enum radeon_family family = r600_get_family(rscreen->radeon);
 332
 333         switch (param) {
 334         case PIPE_CAP_MAX_LINE_WIDTH:
 335         case PIPE_CAP_MAX_LINE_WIDTH_AA:
 336         case PIPE_CAP_MAX_POINT_WIDTH:
 337         case PIPE_CAP_MAX_POINT_WIDTH_AA:
 338                 if (family >= CHIP_CEDAR)
 339                         return 16384.0f;
 340                 else
 341                         return 8192.0f;
 342         case PIPE_CAP_MAX_TEXTURE_ANISOTROPY:
 343                 return 16.0f;
 344         case PIPE_CAP_MAX_TEXTURE_LOD_BIAS:
 345                 return 16.0f;
 346         default:
 347                 R600_ERR("r600: unsupported paramf %d\n", param);
 348                 return 0.0f;
 349         }
 350 }
 351
 352 static int r600_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enum pipe_shader_cap param)
 353 {
 354         switch(shader)
 355         {
 356         case PIPE_SHADER_FRAGMENT:
 357         case PIPE_SHADER_VERTEX:
 358                 break;
 359         case PIPE_SHADER_GEOMETRY:
 360                 /* TODO: support and enable geometry programs */
 361                 return 0;
 362         default:
 363                 /* TODO: support tessellation on Evergreen */
 364                 return 0;
 365         }
 366
 367         /* TODO: all these should be fixed, since r600 surely supports much more! */
 368         switch (param) {
 369         case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
 370         case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
 371         case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
 372         case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
 373                 return 16384;
 374         case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
 375                 return 8; /* FIXME */
 376         case PIPE_SHADER_CAP_MAX_INPUTS:
 377                 if(shader == PIPE_SHADER_FRAGMENT)
 378                         return 10;
 379                 else
 380                         return 16;
 381         case PIPE_SHADER_CAP_MAX_TEMPS:
 382                 return 256; //max native temporaries
 383         case PIPE_SHADER_CAP_MAX_ADDRS:
 384                 return 1; //max native address registers/* FIXME Isn't this equal to TEMPS? */
 385         case PIPE_SHADER_CAP_MAX_CONSTS:
 386                 return 256; //max native parameters
 387         case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
 388                 return 1;
 389         case PIPE_SHADER_CAP_MAX_PREDS:
 390                 return 0; /* FIXME */
 391         case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
 392                 return 1;
 393         case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
 394         case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
 395         case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
 396         case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
 397                 return 1;
 398         case PIPE_SHADER_CAP_SUBROUTINES:
 399                 return 0;
 400         default:
 401                 return 0;
 402         }
 403 }
 404
 405 static boolean r600_is_format_supported(struct pipe_screen* screen,
 406                                         enum pipe_format format,
 407                                         enum pipe_texture_target target,
 408                                         unsigned sample_count,
 409                                         unsigned usage,
 410                                         unsigned geom_flags)
 411 {
 412         unsigned retval = 0;
 413         if (target >= PIPE_MAX_TEXTURE_TYPES) {
 414                 R600_ERR("r600: unsupported texture type %d\n", target);
 415                 return FALSE;
 416         }
 417
 418         /* Multisample */
 419         if (sample_count > 1)
 420                 return FALSE;
 421
 422         if ((usage & PIPE_BIND_SAMPLER_VIEW) &&
 423             r600_is_sampler_format_supported(format)) {
 424                 retval |= PIPE_BIND_SAMPLER_VIEW;
 425         }
 426
 427         if ((usage & (PIPE_BIND_RENDER_TARGET |
 428                         PIPE_BIND_DISPLAY_TARGET |
 429                         PIPE_BIND_SCANOUT |
 430                         PIPE_BIND_SHARED)) &&
 431                         r600_is_colorbuffer_format_supported(format)) {
 432                 retval |= usage &
 433                         (PIPE_BIND_RENDER_TARGET |
 434                          PIPE_BIND_DISPLAY_TARGET |
 435                          PIPE_BIND_SCANOUT |
 436                          PIPE_BIND_SHARED);
 437         }
 438
 439         if ((usage & PIPE_BIND_DEPTH_STENCIL) &&
 440             r600_is_zs_format_supported(format)) {
 441                 retval |= PIPE_BIND_DEPTH_STENCIL;
 442         }
 443
 444         if ((usage & PIPE_BIND_VERTEX_BUFFER) &&
 445             r600_is_vertex_format_supported(format))
 446                 retval |= PIPE_BIND_VERTEX_BUFFER;
 447
 448         if (usage & PIPE_BIND_TRANSFER_READ)
 449                 retval |= PIPE_BIND_TRANSFER_READ;
 450         if (usage & PIPE_BIND_TRANSFER_WRITE)
 451                 retval |= PIPE_BIND_TRANSFER_WRITE;
 452
 453         return retval == usage;
 454 }
 455
 456 static void r600_destroy_screen(struct pipe_screen* pscreen)
 457 {
 458         struct r600_screen *rscreen = (struct r600_screen *)pscreen;
 459
 460         if (rscreen == NULL)
 461                 return;
 462
 463         radeon_decref(rscreen->radeon);
 464
 465         FREE(rscreen);
 466 }
 467
 468
 469 struct pipe_screen *r600_screen_create(struct radeon *radeon)
 470 {
 471         struct r600_screen *rscreen;
 472
 473         rscreen = CALLOC_STRUCT(r600_screen);
 474         if (rscreen == NULL) {
 475                 return NULL;
 476         }
 477
 478         rscreen->radeon = radeon;
 479         rscreen->screen.winsys = (struct pipe_winsys*)radeon;
 480         rscreen->screen.destroy = r600_destroy_screen;
 481         rscreen->screen.get_name = r600_get_name;
 482         rscreen->screen.get_vendor = r600_get_vendor;
 483         rscreen->screen.get_param = r600_get_param;
 484         rscreen->screen.get_shader_param = r600_get_shader_param;
 485         rscreen->screen.get_paramf = r600_get_paramf;
 486         rscreen->screen.is_format_supported = r600_is_format_supported;
 487         rscreen->screen.context_create = r600_create_context;
 488         rscreen->screen.video_context_create = r600_video_create;
 489         r600_init_screen_resource_functions(&rscreen->screen);
 490
 491         rscreen->tiling_info = r600_get_tiling_info(radeon);
 492
 493         return &rscreen->screen;
 494 }