src/gallium/drivers/freedreno/freedreno_screen.c

   1 /* -*- mode: C; c-file-style: "k&r"; tab-width 4; indent-tabs-mode: t; -*- */
   2
   3 /*
   4  * Copyright (C) 2012 Rob Clark <robclark@freedesktop.org>
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the "Software"),
   8  * to deal in the Software without restriction, including without limitation
   9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  10  * and/or sell copies of the Software, and to permit persons to whom the
  11  * Software is furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice (including the next
  14  * paragraph) shall be included in all copies or substantial portions of the
  15  * Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23  * SOFTWARE.
  24  *
  25  * Authors:
  26  *    Rob Clark <robclark@freedesktop.org>
  27  */
  28
  29
  30 #include "pipe/p_defines.h"
  31 #include "pipe/p_screen.h"
  32 #include "pipe/p_state.h"
  33
  34 #include "util/u_memory.h"
  35 #include "util/u_inlines.h"
  36 #include "util/u_format.h"
  37 #include "util/u_format_s3tc.h"
  38 #include "util/u_string.h"
  39 #include "util/u_debug.h"
  40
  41 #include "os/os_time.h"
  42
  43 #include <stdio.h>
  44 #include <errno.h>
  45 #include <stdlib.h>
  46
  47 #include "freedreno_screen.h"
  48 #include "freedreno_resource.h"
  49 #include "freedreno_fence.h"
  50 #include "freedreno_util.h"
  51
  52 #include "fd2_screen.h"
  53
  54 /* XXX this should go away */
  55 #include "state_tracker/drm_driver.h"
  56
  57 static const struct debug_named_value debug_options[] = {
  58                 {"msgs",      FD_DBG_MSGS,   "Print debug messages"},
  59                 {"disasm",    FD_DBG_DISASM, "Dump TGSI and adreno shader disassembly"},
  60                 {"dclear",    FD_DBG_DCLEAR, "Mark all state dirty after clear"},
  61                 {"dgmem",     FD_DBG_DGMEM,  "Mark all state dirty after GMEM tile pass"},
  62                 DEBUG_NAMED_VALUE_END
  63 };
  64
  65 DEBUG_GET_ONCE_FLAGS_OPTION(fd_mesa_debug, "FD_MESA_DEBUG", debug_options, 0)
  66
  67 int fd_mesa_debug = 0;
  68
  69 static const char *
  70 fd_screen_get_name(struct pipe_screen *pscreen)
  71 {
  72         static char buffer[128];
  73         util_snprintf(buffer, sizeof(buffer), "FD%03d",
  74                         fd_screen(pscreen)->device_id);
  75         return buffer;
  76 }
  77
  78 static const char *
  79 fd_screen_get_vendor(struct pipe_screen *pscreen)
  80 {
  81         return "freedreno";
  82 }
  83
  84 static uint64_t
  85 fd_screen_get_timestamp(struct pipe_screen *pscreen)
  86 {
  87         int64_t cpu_time = os_time_get() * 1000;
  88         return cpu_time + fd_screen(pscreen)->cpu_gpu_time_delta;
  89 }
  90
  91 static void
  92 fd_screen_fence_ref(struct pipe_screen *pscreen,
  93                 struct pipe_fence_handle **ptr,
  94                 struct pipe_fence_handle *pfence)
  95 {
  96         fd_fence_ref(fd_fence(pfence), (struct fd_fence **)ptr);
  97 }
  98
  99 static boolean
 100 fd_screen_fence_signalled(struct pipe_screen *screen,
 101                 struct pipe_fence_handle *pfence)
 102 {
 103         return fd_fence_signalled(fd_fence(pfence));
 104 }
 105
 106 static boolean
 107 fd_screen_fence_finish(struct pipe_screen *screen,
 108                 struct pipe_fence_handle *pfence,
 109                 uint64_t timeout)
 110 {
 111         return fd_fence_wait(fd_fence(pfence));
 112 }
 113
 114 static void
 115 fd_screen_destroy(struct pipe_screen *pscreen)
 116 {
 117         struct fd_screen *screen = fd_screen(pscreen);
 118
 119         if (screen->pipe)
 120                 fd_pipe_del(screen->pipe);
 121
 122         if (screen->dev)
 123                 fd_device_del(screen->dev);
 124
 125         free(screen);
 126 }
 127
 128 /*
 129 TODO either move caps to a2xx/a3xx specific code, or maybe have some
 130 tables for things that differ if the delta is not too much..
 131  */
 132 static int
 133 fd_screen_get_param(struct pipe_screen *pscreen, enum pipe_cap param)
 134 {
 135         /* this is probably not totally correct.. but it's a start: */
 136         switch (param) {
 137         /* Supported features (boolean caps). */
 138         case PIPE_CAP_NPOT_TEXTURES:
 139         case PIPE_CAP_TWO_SIDED_STENCIL:
 140         case PIPE_CAP_ANISOTROPIC_FILTER:
 141         case PIPE_CAP_POINT_SPRITE:
 142         case PIPE_CAP_TEXTURE_SHADOW_MAP:
 143         case PIPE_CAP_TEXTURE_MIRROR_CLAMP:
 144         case PIPE_CAP_BLEND_EQUATION_SEPARATE:
 145         case PIPE_CAP_TEXTURE_SWIZZLE:
 146         case PIPE_CAP_SHADER_STENCIL_EXPORT:
 147         case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR:
 148         case PIPE_CAP_MIXED_COLORBUFFER_FORMATS:
 149         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT:
 150         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER:
 151         case PIPE_CAP_SM3:
 152         case PIPE_CAP_SEAMLESS_CUBE_MAP:
 153         case PIPE_CAP_PRIMITIVE_RESTART:
 154         case PIPE_CAP_CONDITIONAL_RENDER:
 155         case PIPE_CAP_TEXTURE_BARRIER:
 156         case PIPE_CAP_VERTEX_COLOR_UNCLAMPED:
 157         case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION:
 158         case PIPE_CAP_TGSI_INSTANCEID:
 159         case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY:
 160         case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY:
 161         case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY:
 162         case PIPE_CAP_COMPUTE:
 163         case PIPE_CAP_START_INSTANCE:
 164         case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS:
 165         case PIPE_CAP_TEXTURE_MULTISAMPLE:
 166         case PIPE_CAP_USER_CONSTANT_BUFFERS:
 167                 return 1;
 168
 169         case PIPE_CAP_TGSI_TEXCOORD:
 170         case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER:
 171                 return 0;
 172
 173         case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT:
 174                 return 256;
 175
 176         case PIPE_CAP_GLSL_FEATURE_LEVEL:
 177                 return 120;
 178
 179         /* Unsupported features. */
 180         case PIPE_CAP_INDEP_BLEND_ENABLE:
 181         case PIPE_CAP_INDEP_BLEND_FUNC:
 182         case PIPE_CAP_DEPTH_CLIP_DISABLE:
 183         case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE:
 184         case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT:
 185         case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER:
 186         case PIPE_CAP_SCALED_RESOLVE:
 187         case PIPE_CAP_TGSI_CAN_COMPACT_VARYINGS:
 188         case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS:
 189         case PIPE_CAP_FRAGMENT_COLOR_CLAMPED:
 190         case PIPE_CAP_VERTEX_COLOR_CLAMPED:
 191         case PIPE_CAP_USER_VERTEX_BUFFERS:
 192         case PIPE_CAP_USER_INDEX_BUFFERS:
 193         case PIPE_CAP_QUERY_PIPELINE_STATISTICS:
 194         case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK:
 195                 return 0;
 196
 197         /* Stream output. */
 198         case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS:
 199         case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME:
 200         case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS:
 201         case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS:
 202                 return 0;
 203
 204         /* Texturing. */
 205         case PIPE_CAP_MAX_TEXTURE_2D_LEVELS:
 206         case PIPE_CAP_MAX_TEXTURE_3D_LEVELS:
 207         case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS:
 208                 return 14;
 209         case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS:
 210                 return 9192;
 211         case PIPE_CAP_MAX_COMBINED_SAMPLERS:
 212                 return 20;
 213
 214         /* Render targets. */
 215         case PIPE_CAP_MAX_RENDER_TARGETS:
 216                 return 1;
 217
 218         /* Timer queries. */
 219         case PIPE_CAP_QUERY_TIME_ELAPSED:
 220         case PIPE_CAP_OCCLUSION_QUERY:
 221         case PIPE_CAP_QUERY_TIMESTAMP:
 222                 return 0;
 223
 224         case PIPE_CAP_MIN_TEXEL_OFFSET:
 225                 return -8;
 226
 227         case PIPE_CAP_MAX_TEXEL_OFFSET:
 228                 return 7;
 229
 230         default:
 231                 DBG("unknown param %d", param);
 232                 return 0;
 233         }
 234 }
 235
 236 static float
 237 fd_screen_get_paramf(struct pipe_screen *pscreen, enum pipe_capf param)
 238 {
 239         switch (param) {
 240         case PIPE_CAPF_MAX_LINE_WIDTH:
 241         case PIPE_CAPF_MAX_LINE_WIDTH_AA:
 242         case PIPE_CAPF_MAX_POINT_WIDTH:
 243         case PIPE_CAPF_MAX_POINT_WIDTH_AA:
 244                 return 8192.0f;
 245         case PIPE_CAPF_MAX_TEXTURE_ANISOTROPY:
 246                 return 16.0f;
 247         case PIPE_CAPF_MAX_TEXTURE_LOD_BIAS:
 248                 return 16.0f;
 249         case PIPE_CAPF_GUARD_BAND_LEFT:
 250         case PIPE_CAPF_GUARD_BAND_TOP:
 251         case PIPE_CAPF_GUARD_BAND_RIGHT:
 252         case PIPE_CAPF_GUARD_BAND_BOTTOM:
 253                 return 0.0f;
 254         default:
 255                 DBG("unknown paramf %d", param);
 256                 return 0;
 257         }
 258 }
 259
 260 static int
 261 fd_screen_get_shader_param(struct pipe_screen *pscreen, unsigned shader,
 262                 enum pipe_shader_cap param)
 263 {
 264         switch(shader)
 265         {
 266         case PIPE_SHADER_FRAGMENT:
 267         case PIPE_SHADER_VERTEX:
 268                 break;
 269         case PIPE_SHADER_COMPUTE:
 270         case PIPE_SHADER_GEOMETRY:
 271                 /* maye we could emulate.. */
 272                 return 0;
 273         default:
 274                 DBG("unknown shader type %d", shader);
 275                 return 0;
 276         }
 277
 278         /* this is probably not totally correct.. but it's a start: */
 279         switch (param) {
 280         case PIPE_SHADER_CAP_MAX_INSTRUCTIONS:
 281         case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS:
 282         case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS:
 283         case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS:
 284                 return 16384;
 285         case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH:
 286                 return 8; /* XXX */
 287         case PIPE_SHADER_CAP_MAX_INPUTS:
 288                 return 32;
 289         case PIPE_SHADER_CAP_MAX_TEMPS:
 290                 return 256; /* Max native temporaries. */
 291         case PIPE_SHADER_CAP_MAX_ADDRS:
 292                 /* XXX Isn't this equal to TEMPS? */
 293                 return 1; /* Max native address registers */
 294         case PIPE_SHADER_CAP_MAX_CONSTS:
 295         case PIPE_SHADER_CAP_MAX_CONST_BUFFERS:
 296                 return 64;
 297         case PIPE_SHADER_CAP_MAX_PREDS:
 298                 return 0; /* nothing uses this */
 299         case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED:
 300                 return 1;
 301         case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR:
 302         case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR:
 303         case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR:
 304         case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR:
 305                 return 1;
 306         case PIPE_SHADER_CAP_SUBROUTINES:
 307                 return 0;
 308         case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED:
 309         case PIPE_SHADER_CAP_INTEGERS:
 310                 return 0;
 311         case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS:
 312                 return 16;
 313         case PIPE_SHADER_CAP_PREFERRED_IR:
 314                 return PIPE_SHADER_IR_TGSI;
 315         default:
 316                 DBG("unknown shader param %d", param);
 317                 return 0;
 318         }
 319         return 0;
 320 }
 321
 322 boolean
 323 fd_screen_bo_get_handle(struct pipe_screen *pscreen,
 324                 struct fd_bo *bo,
 325                 unsigned stride,
 326                 struct winsys_handle *whandle)
 327 {
 328         whandle->stride = stride;
 329
 330         if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) {
 331                 return fd_bo_get_name(bo, &whandle->handle) == 0;
 332         } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) {
 333                 whandle->handle = fd_bo_handle(bo);
 334                 return TRUE;
 335         } else {
 336                 return FALSE;
 337         }
 338 }
 339
 340 struct fd_bo *
 341 fd_screen_bo_from_handle(struct pipe_screen *pscreen,
 342                 struct winsys_handle *whandle,
 343                 unsigned *out_stride)
 344 {
 345         struct fd_screen *screen = fd_screen(pscreen);
 346         struct fd_bo *bo;
 347
 348         bo = fd_bo_from_name(screen->dev, whandle->handle);
 349         if (!bo) {
 350                 DBG("ref name 0x%08x failed", whandle->handle);
 351                 return NULL;
 352         }
 353
 354         *out_stride = whandle->stride;
 355
 356         return bo;
 357 }
 358
 359 struct pipe_screen *
 360 fd_screen_create(struct fd_device *dev)
 361 {
 362         struct fd_screen *screen = CALLOC_STRUCT(fd_screen);
 363         struct pipe_screen *pscreen;
 364         uint64_t val;
 365
 366         fd_mesa_debug = debug_get_option_fd_mesa_debug();
 367
 368         if (!screen)
 369                 return NULL;
 370
 371         pscreen = &screen->base;
 372
 373         screen->dev = dev;
 374
 375         // maybe this should be in context?
 376         screen->pipe = fd_pipe_new(screen->dev, FD_PIPE_3D);
 377         if (!screen->pipe) {
 378                 DBG("could not create 3d pipe");
 379                 goto fail;
 380         }
 381
 382         if (fd_pipe_get_param(screen->pipe, FD_GMEM_SIZE, &val)) {
 383                 DBG("could not get GMEM size");
 384                 goto fail;
 385         }
 386         screen->gmemsize_bytes = val;
 387
 388         if (fd_pipe_get_param(screen->pipe, FD_DEVICE_ID, &val)) {
 389                 DBG("could not get device-id");
 390                 goto fail;
 391         }
 392         screen->device_id = val;
 393
 394         if (fd_pipe_get_param(screen->pipe, FD_GPU_ID, &val)) {
 395                 DBG("could not get gpu-id");
 396                 goto fail;
 397         }
 398         screen->gpu_id = val;
 399
 400         /* explicitly checking for GPU revisions that are known to work.  This
 401          * may be overly conservative for a3xx, where spoofing the gpu_id with
 402          * the blob driver seems to generate identical cmdstream dumps.  But
 403          * on a2xx, there seem to be small differences between the GPU revs
 404          * so it is probably better to actually test first on real hardware
 405          * before enabling:
 406          *
 407          * If you have a different adreno version, feel free to add it to one
 408          * of the two cases below and see what happens.  And if it works, please
 409          * send a patch ;-)
 410          */
 411         switch (screen->gpu_id) {
 412         case 220:
 413                 fd2_screen_init(pscreen);
 414                 break;
 415         default:
 416                 debug_printf("unsupported GPU: a%03d\n", screen->gpu_id);
 417                 goto fail;
 418         }
 419
 420         pscreen->destroy = fd_screen_destroy;
 421         pscreen->get_param = fd_screen_get_param;
 422         pscreen->get_paramf = fd_screen_get_paramf;
 423         pscreen->get_shader_param = fd_screen_get_shader_param;
 424
 425         fd_resource_screen_init(pscreen);
 426
 427         pscreen->get_name = fd_screen_get_name;
 428         pscreen->get_vendor = fd_screen_get_vendor;
 429
 430         pscreen->get_timestamp = fd_screen_get_timestamp;
 431
 432         pscreen->fence_reference = fd_screen_fence_ref;
 433         pscreen->fence_signalled = fd_screen_fence_signalled;
 434         pscreen->fence_finish = fd_screen_fence_finish;
 435
 436         util_format_s3tc_init();
 437
 438         return pscreen;
 439
 440 fail:
 441         fd_screen_destroy(pscreen);
 442         return NULL;
 443 }