drivers/gpu/drm/radeon/evergreen_blit_kms.c

   1 /*
   2  * Copyright 2010 Advanced Micro Devices, Inc.
   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 (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 NONINFRINGEMENT.  IN NO EVENT SHALL
  18  * THE COPYRIGHT HOLDER(S) AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  19  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  20  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21  * DEALINGS IN THE SOFTWARE.
  22  *
  23  * Authors:
  24  *     Alex Deucher <alexander.deucher@amd.com>
  25  */
  26
  27 #include "drmP.h"
  28 #include "drm.h"
  29 #include "radeon_drm.h"
  30 #include "radeon.h"
  31
  32 #include "evergreend.h"
  33 #include "evergreen_blit_shaders.h"
  34 #include "cayman_blit_shaders.h"
  35 #include "radeon_blit_common.h"
  36
  37 /* emits 17 */
  38 static void
  39 set_render_target(struct radeon_device *rdev, int format,
  40                   int w, int h, u64 gpu_addr)
  41 {
  42         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
  43         u32 cb_color_info;
  44         int pitch, slice;
  45
  46         h = ALIGN(h, 8);
  47         if (h < 8)
  48                 h = 8;
  49
  50         cb_color_info = CB_FORMAT(format) |
  51                 CB_SOURCE_FORMAT(CB_SF_EXPORT_NORM) |
  52                 CB_ARRAY_MODE(ARRAY_1D_TILED_THIN1);
  53         pitch = (w / 8) - 1;
  54         slice = ((w * h) / 64) - 1;
  55
  56         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 15));
  57         radeon_ring_write(ring, (CB_COLOR0_BASE - PACKET3_SET_CONTEXT_REG_START) >> 2);
  58         radeon_ring_write(ring, gpu_addr >> 8);
  59         radeon_ring_write(ring, pitch);
  60         radeon_ring_write(ring, slice);
  61         radeon_ring_write(ring, 0);
  62         radeon_ring_write(ring, cb_color_info);
  63         radeon_ring_write(ring, 0);
  64         radeon_ring_write(ring, (w - 1) | ((h - 1) << 16));
  65         radeon_ring_write(ring, 0);
  66         radeon_ring_write(ring, 0);
  67         radeon_ring_write(ring, 0);
  68         radeon_ring_write(ring, 0);
  69         radeon_ring_write(ring, 0);
  70         radeon_ring_write(ring, 0);
  71         radeon_ring_write(ring, 0);
  72         radeon_ring_write(ring, 0);
  73 }
  74
  75 /* emits 5dw */
  76 static void
  77 cp_set_surface_sync(struct radeon_device *rdev,
  78                     u32 sync_type, u32 size,
  79                     u64 mc_addr)
  80 {
  81         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
  82         u32 cp_coher_size;
  83
  84         if (size == 0xffffffff)
  85                 cp_coher_size = 0xffffffff;
  86         else
  87                 cp_coher_size = ((size + 255) >> 8);
  88
  89         if (rdev->family >= CHIP_CAYMAN) {
  90                 /* CP_COHER_CNTL2 has to be set manually when submitting a surface_sync
  91                  * to the RB directly. For IBs, the CP programs this as part of the
  92                  * surface_sync packet.
  93                  */
  94                 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
  95                 radeon_ring_write(ring, (0x85e8 - PACKET3_SET_CONFIG_REG_START) >> 2);
  96                 radeon_ring_write(ring, 0); /* CP_COHER_CNTL2 */
  97         }
  98         radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
  99         radeon_ring_write(ring, sync_type);
 100         radeon_ring_write(ring, cp_coher_size);
 101         radeon_ring_write(ring, mc_addr >> 8);
 102         radeon_ring_write(ring, 10); /* poll interval */
 103 }
 104
 105 /* emits 11dw + 1 surface sync = 16dw */
 106 static void
 107 set_shaders(struct radeon_device *rdev)
 108 {
 109         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
 110         u64 gpu_addr;
 111
 112         /* VS */
 113         gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.vs_offset;
 114         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 3));
 115         radeon_ring_write(ring, (SQ_PGM_START_VS - PACKET3_SET_CONTEXT_REG_START) >> 2);
 116         radeon_ring_write(ring, gpu_addr >> 8);
 117         radeon_ring_write(ring, 2);
 118         radeon_ring_write(ring, 0);
 119
 120         /* PS */
 121         gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.ps_offset;
 122         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 4));
 123         radeon_ring_write(ring, (SQ_PGM_START_PS - PACKET3_SET_CONTEXT_REG_START) >> 2);
 124         radeon_ring_write(ring, gpu_addr >> 8);
 125         radeon_ring_write(ring, 1);
 126         radeon_ring_write(ring, 0);
 127         radeon_ring_write(ring, 2);
 128
 129         gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.vs_offset;
 130         cp_set_surface_sync(rdev, PACKET3_SH_ACTION_ENA, 512, gpu_addr);
 131 }
 132
 133 /* emits 10 + 1 sync (5) = 15 */
 134 static void
 135 set_vtx_resource(struct radeon_device *rdev, u64 gpu_addr)
 136 {
 137         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
 138         u32 sq_vtx_constant_word2, sq_vtx_constant_word3;
 139
 140         /* high addr, stride */
 141         sq_vtx_constant_word2 = SQ_VTXC_BASE_ADDR_HI(upper_32_bits(gpu_addr) & 0xff) |
 142                 SQ_VTXC_STRIDE(16);
 143 #ifdef __BIG_ENDIAN
 144         sq_vtx_constant_word2 |= SQ_VTXC_ENDIAN_SWAP(SQ_ENDIAN_8IN32);
 145 #endif
 146         /* xyzw swizzles */
 147         sq_vtx_constant_word3 = SQ_VTCX_SEL_X(SQ_SEL_X) |
 148                 SQ_VTCX_SEL_Y(SQ_SEL_Y) |
 149                 SQ_VTCX_SEL_Z(SQ_SEL_Z) |
 150                 SQ_VTCX_SEL_W(SQ_SEL_W);
 151
 152         radeon_ring_write(ring, PACKET3(PACKET3_SET_RESOURCE, 8));
 153         radeon_ring_write(ring, 0x580);
 154         radeon_ring_write(ring, gpu_addr & 0xffffffff);
 155         radeon_ring_write(ring, 48 - 1); /* size */
 156         radeon_ring_write(ring, sq_vtx_constant_word2);
 157         radeon_ring_write(ring, sq_vtx_constant_word3);
 158         radeon_ring_write(ring, 0);
 159         radeon_ring_write(ring, 0);
 160         radeon_ring_write(ring, 0);
 161         radeon_ring_write(ring, S__SQ_CONSTANT_TYPE(SQ_TEX_VTX_VALID_BUFFER));
 162
 163         if ((rdev->family == CHIP_CEDAR) ||
 164             (rdev->family == CHIP_PALM) ||
 165             (rdev->family == CHIP_SUMO) ||
 166             (rdev->family == CHIP_SUMO2) ||
 167             (rdev->family == CHIP_CAICOS))
 168                 cp_set_surface_sync(rdev,
 169                                     PACKET3_TC_ACTION_ENA, 48, gpu_addr);
 170         else
 171                 cp_set_surface_sync(rdev,
 172                                     PACKET3_VC_ACTION_ENA, 48, gpu_addr);
 173
 174 }
 175
 176 /* emits 10 */
 177 static void
 178 set_tex_resource(struct radeon_device *rdev,
 179                  int format, int w, int h, int pitch,
 180                  u64 gpu_addr, u32 size)
 181 {
 182         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
 183         u32 sq_tex_resource_word0, sq_tex_resource_word1;
 184         u32 sq_tex_resource_word4, sq_tex_resource_word7;
 185
 186         if (h < 1)
 187                 h = 1;
 188
 189         sq_tex_resource_word0 = TEX_DIM(SQ_TEX_DIM_2D);
 190         sq_tex_resource_word0 |= ((((pitch >> 3) - 1) << 6) |
 191                                   ((w - 1) << 18));
 192         sq_tex_resource_word1 = ((h - 1) << 0) |
 193                                 TEX_ARRAY_MODE(ARRAY_1D_TILED_THIN1);
 194         /* xyzw swizzles */
 195         sq_tex_resource_word4 = TEX_DST_SEL_X(SQ_SEL_X) |
 196                                 TEX_DST_SEL_Y(SQ_SEL_Y) |
 197                                 TEX_DST_SEL_Z(SQ_SEL_Z) |
 198                                 TEX_DST_SEL_W(SQ_SEL_W);
 199
 200         sq_tex_resource_word7 = format |
 201                 S__SQ_CONSTANT_TYPE(SQ_TEX_VTX_VALID_TEXTURE);
 202
 203         cp_set_surface_sync(rdev,
 204                             PACKET3_TC_ACTION_ENA, size, gpu_addr);
 205
 206         radeon_ring_write(ring, PACKET3(PACKET3_SET_RESOURCE, 8));
 207         radeon_ring_write(ring, 0);
 208         radeon_ring_write(ring, sq_tex_resource_word0);
 209         radeon_ring_write(ring, sq_tex_resource_word1);
 210         radeon_ring_write(ring, gpu_addr >> 8);
 211         radeon_ring_write(ring, gpu_addr >> 8);
 212         radeon_ring_write(ring, sq_tex_resource_word4);
 213         radeon_ring_write(ring, 0);
 214         radeon_ring_write(ring, 0);
 215         radeon_ring_write(ring, sq_tex_resource_word7);
 216 }
 217
 218 /* emits 12 */
 219 static void
 220 set_scissors(struct radeon_device *rdev, int x1, int y1,
 221              int x2, int y2)
 222 {
 223         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
 224         /* workaround some hw bugs */
 225         if (x2 == 0)
 226                 x1 = 1;
 227         if (y2 == 0)
 228                 y1 = 1;
 229         if (rdev->family >= CHIP_CAYMAN) {
 230                 if ((x2 == 1) && (y2 == 1))
 231                         x2 = 2;
 232         }
 233
 234         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
 235         radeon_ring_write(ring, (PA_SC_SCREEN_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_START) >> 2);
 236         radeon_ring_write(ring, (x1 << 0) | (y1 << 16));
 237         radeon_ring_write(ring, (x2 << 0) | (y2 << 16));
 238
 239         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
 240         radeon_ring_write(ring, (PA_SC_GENERIC_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_START) >> 2);
 241         radeon_ring_write(ring, (x1 << 0) | (y1 << 16) | (1 << 31));
 242         radeon_ring_write(ring, (x2 << 0) | (y2 << 16));
 243
 244         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
 245         radeon_ring_write(ring, (PA_SC_WINDOW_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_START) >> 2);
 246         radeon_ring_write(ring, (x1 << 0) | (y1 << 16) | (1 << 31));
 247         radeon_ring_write(ring, (x2 << 0) | (y2 << 16));
 248 }
 249
 250 /* emits 10 */
 251 static void
 252 draw_auto(struct radeon_device *rdev)
 253 {
 254         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
 255         radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
 256         radeon_ring_write(ring, (VGT_PRIMITIVE_TYPE - PACKET3_SET_CONFIG_REG_START) >> 2);
 257         radeon_ring_write(ring, DI_PT_RECTLIST);
 258
 259         radeon_ring_write(ring, PACKET3(PACKET3_INDEX_TYPE, 0));
 260         radeon_ring_write(ring,
 261 #ifdef __BIG_ENDIAN
 262                           (2 << 2) |
 263 #endif
 264                           DI_INDEX_SIZE_16_BIT);
 265
 266         radeon_ring_write(ring, PACKET3(PACKET3_NUM_INSTANCES, 0));
 267         radeon_ring_write(ring, 1);
 268
 269         radeon_ring_write(ring, PACKET3(PACKET3_DRAW_INDEX_AUTO, 1));
 270         radeon_ring_write(ring, 3);
 271         radeon_ring_write(ring, DI_SRC_SEL_AUTO_INDEX);
 272
 273 }
 274
 275 /* emits 39 */
 276 static void
 277 set_default_state(struct radeon_device *rdev)
 278 {
 279         struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
 280         u32 sq_config, sq_gpr_resource_mgmt_1, sq_gpr_resource_mgmt_2, sq_gpr_resource_mgmt_3;
 281         u32 sq_thread_resource_mgmt, sq_thread_resource_mgmt_2;
 282         u32 sq_stack_resource_mgmt_1, sq_stack_resource_mgmt_2, sq_stack_resource_mgmt_3;
 283         int num_ps_gprs, num_vs_gprs, num_temp_gprs;
 284         int num_gs_gprs, num_es_gprs, num_hs_gprs, num_ls_gprs;
 285         int num_ps_threads, num_vs_threads, num_gs_threads, num_es_threads;
 286         int num_hs_threads, num_ls_threads;
 287         int num_ps_stack_entries, num_vs_stack_entries, num_gs_stack_entries, num_es_stack_entries;
 288         int num_hs_stack_entries, num_ls_stack_entries;
 289         u64 gpu_addr;
 290         int dwords;
 291
 292         /* set clear context state */
 293         radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
 294         radeon_ring_write(ring, 0);
 295
 296         if (rdev->family < CHIP_CAYMAN) {
 297                 switch (rdev->family) {
 298                 case CHIP_CEDAR:
 299                 default:
 300                         num_ps_gprs = 93;
 301                         num_vs_gprs = 46;
 302                         num_temp_gprs = 4;
 303                         num_gs_gprs = 31;
 304                         num_es_gprs = 31;
 305                         num_hs_gprs = 23;
 306                         num_ls_gprs = 23;
 307                         num_ps_threads = 96;
 308                         num_vs_threads = 16;
 309                         num_gs_threads = 16;
 310                         num_es_threads = 16;
 311                         num_hs_threads = 16;
 312                         num_ls_threads = 16;
 313                         num_ps_stack_entries = 42;
 314                         num_vs_stack_entries = 42;
 315                         num_gs_stack_entries = 42;
 316                         num_es_stack_entries = 42;
 317                         num_hs_stack_entries = 42;
 318                         num_ls_stack_entries = 42;
 319                         break;
 320                 case CHIP_REDWOOD:
 321                         num_ps_gprs = 93;
 322                         num_vs_gprs = 46;
 323                         num_temp_gprs = 4;
 324                         num_gs_gprs = 31;
 325                         num_es_gprs = 31;
 326                         num_hs_gprs = 23;
 327                         num_ls_gprs = 23;
 328                         num_ps_threads = 128;
 329                         num_vs_threads = 20;
 330                         num_gs_threads = 20;
 331                         num_es_threads = 20;
 332                         num_hs_threads = 20;
 333                         num_ls_threads = 20;
 334                         num_ps_stack_entries = 42;
 335                         num_vs_stack_entries = 42;
 336                         num_gs_stack_entries = 42;
 337                         num_es_stack_entries = 42;
 338                         num_hs_stack_entries = 42;
 339                         num_ls_stack_entries = 42;
 340                         break;
 341                 case CHIP_JUNIPER:
 342                         num_ps_gprs = 93;
 343                         num_vs_gprs = 46;
 344                         num_temp_gprs = 4;
 345                         num_gs_gprs = 31;
 346                         num_es_gprs = 31;
 347                         num_hs_gprs = 23;
 348                         num_ls_gprs = 23;
 349                         num_ps_threads = 128;
 350                         num_vs_threads = 20;
 351                         num_gs_threads = 20;
 352                         num_es_threads = 20;
 353                         num_hs_threads = 20;
 354                         num_ls_threads = 20;
 355                         num_ps_stack_entries = 85;
 356                         num_vs_stack_entries = 85;
 357                         num_gs_stack_entries = 85;
 358                         num_es_stack_entries = 85;
 359                         num_hs_stack_entries = 85;
 360                         num_ls_stack_entries = 85;
 361                         break;
 362                 case CHIP_CYPRESS:
 363                 case CHIP_HEMLOCK:
 364                         num_ps_gprs = 93;
 365                         num_vs_gprs = 46;
 366                         num_temp_gprs = 4;
 367                         num_gs_gprs = 31;
 368                         num_es_gprs = 31;
 369                         num_hs_gprs = 23;
 370                         num_ls_gprs = 23;
 371                         num_ps_threads = 128;
 372                         num_vs_threads = 20;
 373                         num_gs_threads = 20;
 374                         num_es_threads = 20;
 375                         num_hs_threads = 20;
 376                         num_ls_threads = 20;
 377                         num_ps_stack_entries = 85;
 378                         num_vs_stack_entries = 85;
 379                         num_gs_stack_entries = 85;
 380                         num_es_stack_entries = 85;
 381                         num_hs_stack_entries = 85;
 382                         num_ls_stack_entries = 85;
 383                         break;
 384                 case CHIP_PALM:
 385                         num_ps_gprs = 93;
 386                         num_vs_gprs = 46;
 387                         num_temp_gprs = 4;
 388                         num_gs_gprs = 31;
 389                         num_es_gprs = 31;
 390                         num_hs_gprs = 23;
 391                         num_ls_gprs = 23;
 392                         num_ps_threads = 96;
 393                         num_vs_threads = 16;
 394                         num_gs_threads = 16;
 395                         num_es_threads = 16;
 396                         num_hs_threads = 16;
 397                         num_ls_threads = 16;
 398                         num_ps_stack_entries = 42;
 399                         num_vs_stack_entries = 42;
 400                         num_gs_stack_entries = 42;
 401                         num_es_stack_entries = 42;
 402                         num_hs_stack_entries = 42;
 403                         num_ls_stack_entries = 42;
 404                         break;
 405                 case CHIP_SUMO:
 406                         num_ps_gprs = 93;
 407                         num_vs_gprs = 46;
 408                         num_temp_gprs = 4;
 409                         num_gs_gprs = 31;
 410                         num_es_gprs = 31;
 411                         num_hs_gprs = 23;
 412                         num_ls_gprs = 23;
 413                         num_ps_threads = 96;
 414                         num_vs_threads = 25;
 415                         num_gs_threads = 25;
 416                         num_es_threads = 25;
 417                         num_hs_threads = 25;
 418                         num_ls_threads = 25;
 419                         num_ps_stack_entries = 42;
 420                         num_vs_stack_entries = 42;
 421                         num_gs_stack_entries = 42;
 422                         num_es_stack_entries = 42;
 423                         num_hs_stack_entries = 42;
 424                         num_ls_stack_entries = 42;
 425                         break;
 426                 case CHIP_SUMO2:
 427                         num_ps_gprs = 93;
 428                         num_vs_gprs = 46;
 429                         num_temp_gprs = 4;
 430                         num_gs_gprs = 31;
 431                         num_es_gprs = 31;
 432                         num_hs_gprs = 23;
 433                         num_ls_gprs = 23;
 434                         num_ps_threads = 96;
 435                         num_vs_threads = 25;
 436                         num_gs_threads = 25;
 437                         num_es_threads = 25;
 438                         num_hs_threads = 25;
 439                         num_ls_threads = 25;
 440                         num_ps_stack_entries = 85;
 441                         num_vs_stack_entries = 85;
 442                         num_gs_stack_entries = 85;
 443                         num_es_stack_entries = 85;
 444                         num_hs_stack_entries = 85;
 445                         num_ls_stack_entries = 85;
 446                         break;
 447                 case CHIP_BARTS:
 448                         num_ps_gprs = 93;
 449                         num_vs_gprs = 46;
 450                         num_temp_gprs = 4;
 451                         num_gs_gprs = 31;
 452                         num_es_gprs = 31;
 453                         num_hs_gprs = 23;
 454                         num_ls_gprs = 23;
 455                         num_ps_threads = 128;
 456                         num_vs_threads = 20;
 457                         num_gs_threads = 20;
 458                         num_es_threads = 20;
 459                         num_hs_threads = 20;
 460                         num_ls_threads = 20;
 461                         num_ps_stack_entries = 85;
 462                         num_vs_stack_entries = 85;
 463                         num_gs_stack_entries = 85;
 464                         num_es_stack_entries = 85;
 465                         num_hs_stack_entries = 85;
 466                         num_ls_stack_entries = 85;
 467                         break;
 468                 case CHIP_TURKS:
 469                         num_ps_gprs = 93;
 470                         num_vs_gprs = 46;
 471                         num_temp_gprs = 4;
 472                         num_gs_gprs = 31;
 473                         num_es_gprs = 31;
 474                         num_hs_gprs = 23;
 475                         num_ls_gprs = 23;
 476                         num_ps_threads = 128;
 477                         num_vs_threads = 20;
 478                         num_gs_threads = 20;
 479                         num_es_threads = 20;
 480                         num_hs_threads = 20;
 481                         num_ls_threads = 20;
 482                         num_ps_stack_entries = 42;
 483                         num_vs_stack_entries = 42;
 484                         num_gs_stack_entries = 42;
 485                         num_es_stack_entries = 42;
 486                         num_hs_stack_entries = 42;
 487                         num_ls_stack_entries = 42;
 488                         break;
 489                 case CHIP_CAICOS:
 490                         num_ps_gprs = 93;
 491                         num_vs_gprs = 46;
 492                         num_temp_gprs = 4;
 493                         num_gs_gprs = 31;
 494                         num_es_gprs = 31;
 495                         num_hs_gprs = 23;
 496                         num_ls_gprs = 23;
 497                         num_ps_threads = 128;
 498                         num_vs_threads = 10;
 499                         num_gs_threads = 10;
 500                         num_es_threads = 10;
 501                         num_hs_threads = 10;
 502                         num_ls_threads = 10;
 503                         num_ps_stack_entries = 42;
 504                         num_vs_stack_entries = 42;
 505                         num_gs_stack_entries = 42;
 506                         num_es_stack_entries = 42;
 507                         num_hs_stack_entries = 42;
 508                         num_ls_stack_entries = 42;
 509                         break;
 510                 }
 511
 512                 if ((rdev->family == CHIP_CEDAR) ||
 513                     (rdev->family == CHIP_PALM) ||
 514                     (rdev->family == CHIP_SUMO) ||
 515                     (rdev->family == CHIP_SUMO2) ||
 516                     (rdev->family == CHIP_CAICOS))
 517                         sq_config = 0;
 518                 else
 519                         sq_config = VC_ENABLE;
 520
 521                 sq_config |= (EXPORT_SRC_C |
 522                               CS_PRIO(0) |
 523                               LS_PRIO(0) |
 524                               HS_PRIO(0) |
 525                               PS_PRIO(0) |
 526                               VS_PRIO(1) |
 527                               GS_PRIO(2) |
 528                               ES_PRIO(3));
 529
 530                 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(num_ps_gprs) |
 531                                           NUM_VS_GPRS(num_vs_gprs) |
 532                                           NUM_CLAUSE_TEMP_GPRS(num_temp_gprs));
 533                 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(num_gs_gprs) |
 534                                           NUM_ES_GPRS(num_es_gprs));
 535                 sq_gpr_resource_mgmt_3 = (NUM_HS_GPRS(num_hs_gprs) |
 536                                           NUM_LS_GPRS(num_ls_gprs));
 537                 sq_thread_resource_mgmt = (NUM_PS_THREADS(num_ps_threads) |
 538                                            NUM_VS_THREADS(num_vs_threads) |
 539                                            NUM_GS_THREADS(num_gs_threads) |
 540                                            NUM_ES_THREADS(num_es_threads));
 541                 sq_thread_resource_mgmt_2 = (NUM_HS_THREADS(num_hs_threads) |
 542                                              NUM_LS_THREADS(num_ls_threads));
 543                 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(num_ps_stack_entries) |
 544                                             NUM_VS_STACK_ENTRIES(num_vs_stack_entries));
 545                 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(num_gs_stack_entries) |
 546                                             NUM_ES_STACK_ENTRIES(num_es_stack_entries));
 547                 sq_stack_resource_mgmt_3 = (NUM_HS_STACK_ENTRIES(num_hs_stack_entries) |
 548                                             NUM_LS_STACK_ENTRIES(num_ls_stack_entries));
 549
 550                 /* disable dyn gprs */
 551                 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
 552                 radeon_ring_write(ring, (SQ_DYN_GPR_CNTL_PS_FLUSH_REQ - PACKET3_SET_CONFIG_REG_START) >> 2);
 553                 radeon_ring_write(ring, 0);
 554
 555                 /* setup LDS */
 556                 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
 557                 radeon_ring_write(ring, (SQ_LDS_RESOURCE_MGMT - PACKET3_SET_CONFIG_REG_START) >> 2);
 558                 radeon_ring_write(ring, 0x10001000);
 559
 560                 /* SQ config */
 561                 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 11));
 562                 radeon_ring_write(ring, (SQ_CONFIG - PACKET3_SET_CONFIG_REG_START) >> 2);
 563                 radeon_ring_write(ring, sq_config);
 564                 radeon_ring_write(ring, sq_gpr_resource_mgmt_1);
 565                 radeon_ring_write(ring, sq_gpr_resource_mgmt_2);
 566                 radeon_ring_write(ring, sq_gpr_resource_mgmt_3);
 567                 radeon_ring_write(ring, 0);
 568                 radeon_ring_write(ring, 0);
 569                 radeon_ring_write(ring, sq_thread_resource_mgmt);
 570                 radeon_ring_write(ring, sq_thread_resource_mgmt_2);
 571                 radeon_ring_write(ring, sq_stack_resource_mgmt_1);
 572                 radeon_ring_write(ring, sq_stack_resource_mgmt_2);
 573                 radeon_ring_write(ring, sq_stack_resource_mgmt_3);
 574         }
 575
 576         /* CONTEXT_CONTROL */
 577         radeon_ring_write(ring, 0xc0012800);
 578         radeon_ring_write(ring, 0x80000000);
 579         radeon_ring_write(ring, 0x80000000);
 580
 581         /* SQ_VTX_BASE_VTX_LOC */
 582         radeon_ring_write(ring, 0xc0026f00);
 583         radeon_ring_write(ring, 0x00000000);
 584         radeon_ring_write(ring, 0x00000000);
 585         radeon_ring_write(ring, 0x00000000);
 586
 587         /* SET_SAMPLER */
 588         radeon_ring_write(ring, 0xc0036e00);
 589         radeon_ring_write(ring, 0x00000000);
 590         radeon_ring_write(ring, 0x00000012);
 591         radeon_ring_write(ring, 0x00000000);
 592         radeon_ring_write(ring, 0x00000000);
 593
 594         /* set to DX10/11 mode */
 595         radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0));
 596         radeon_ring_write(ring, 1);
 597
 598         /* emit an IB pointing at default state */
 599         dwords = ALIGN(rdev->r600_blit.state_len, 0x10);
 600         gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.state_offset;
 601         radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
 602         radeon_ring_write(ring, gpu_addr & 0xFFFFFFFC);
 603         radeon_ring_write(ring, upper_32_bits(gpu_addr) & 0xFF);
 604         radeon_ring_write(ring, dwords);
 605
 606 }
 607
 608 int evergreen_blit_init(struct radeon_device *rdev)
 609 {
 610         u32 obj_size;
 611         int i, r, dwords;
 612         void *ptr;
 613         u32 packet2s[16];
 614         int num_packet2s = 0;
 615
 616         rdev->r600_blit.primitives.set_render_target = set_render_target;
 617         rdev->r600_blit.primitives.cp_set_surface_sync = cp_set_surface_sync;
 618         rdev->r600_blit.primitives.set_shaders = set_shaders;
 619         rdev->r600_blit.primitives.set_vtx_resource = set_vtx_resource;
 620         rdev->r600_blit.primitives.set_tex_resource = set_tex_resource;
 621         rdev->r600_blit.primitives.set_scissors = set_scissors;
 622         rdev->r600_blit.primitives.draw_auto = draw_auto;
 623         rdev->r600_blit.primitives.set_default_state = set_default_state;
 624
 625         rdev->r600_blit.ring_size_common = 55; /* shaders + def state */
 626         rdev->r600_blit.ring_size_common += 16; /* fence emit for VB IB */
 627         rdev->r600_blit.ring_size_common += 5; /* done copy */
 628         rdev->r600_blit.ring_size_common += 16; /* fence emit for done copy */
 629
 630         rdev->r600_blit.ring_size_per_loop = 74;
 631         if (rdev->family >= CHIP_CAYMAN)
 632                 rdev->r600_blit.ring_size_per_loop += 9; /* additional DWs for surface sync */
 633
 634         rdev->r600_blit.max_dim = 16384;
 635
 636         /* pin copy shader into vram if already initialized */
 637         if (rdev->r600_blit.shader_obj)
 638                 goto done;
 639
 640         rdev->r600_blit.state_offset = 0;
 641
 642         if (rdev->family < CHIP_CAYMAN)
 643                 rdev->r600_blit.state_len = evergreen_default_size;
 644         else
 645                 rdev->r600_blit.state_len = cayman_default_size;
 646
 647         dwords = rdev->r600_blit.state_len;
 648         while (dwords & 0xf) {
 649                 packet2s[num_packet2s++] = cpu_to_le32(PACKET2(0));
 650                 dwords++;
 651         }
 652
 653         obj_size = dwords * 4;
 654         obj_size = ALIGN(obj_size, 256);
 655
 656         rdev->r600_blit.vs_offset = obj_size;
 657         if (rdev->family < CHIP_CAYMAN)
 658                 obj_size += evergreen_vs_size * 4;
 659         else
 660                 obj_size += cayman_vs_size * 4;
 661         obj_size = ALIGN(obj_size, 256);
 662
 663         rdev->r600_blit.ps_offset = obj_size;
 664         if (rdev->family < CHIP_CAYMAN)
 665                 obj_size += evergreen_ps_size * 4;
 666         else
 667                 obj_size += cayman_ps_size * 4;
 668         obj_size = ALIGN(obj_size, 256);
 669
 670         r = radeon_bo_create(rdev, obj_size, PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM,
 671                              NULL, &rdev->r600_blit.shader_obj);
 672         if (r) {
 673                 DRM_ERROR("evergreen failed to allocate shader\n");
 674                 return r;
 675         }
 676
 677         DRM_DEBUG("evergreen blit allocated bo %08x vs %08x ps %08x\n",
 678                   obj_size,
 679                   rdev->r600_blit.vs_offset, rdev->r600_blit.ps_offset);
 680
 681         r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
 682         if (unlikely(r != 0))
 683                 return r;
 684         r = radeon_bo_kmap(rdev->r600_blit.shader_obj, &ptr);
 685         if (r) {
 686                 DRM_ERROR("failed to map blit object %d\n", r);
 687                 return r;
 688         }
 689
 690         if (rdev->family < CHIP_CAYMAN) {
 691                 memcpy_toio(ptr + rdev->r600_blit.state_offset,
 692                             evergreen_default_state, rdev->r600_blit.state_len * 4);
 693
 694                 if (num_packet2s)
 695                         memcpy_toio(ptr + rdev->r600_blit.state_offset + (rdev->r600_blit.state_len * 4),
 696                                     packet2s, num_packet2s * 4);
 697                 for (i = 0; i < evergreen_vs_size; i++)
 698                         *(u32 *)((unsigned long)ptr + rdev->r600_blit.vs_offset + i * 4) = cpu_to_le32(evergreen_vs[i]);
 699                 for (i = 0; i < evergreen_ps_size; i++)
 700                         *(u32 *)((unsigned long)ptr + rdev->r600_blit.ps_offset + i * 4) = cpu_to_le32(evergreen_ps[i]);
 701         } else {
 702                 memcpy_toio(ptr + rdev->r600_blit.state_offset,
 703                             cayman_default_state, rdev->r600_blit.state_len * 4);
 704
 705                 if (num_packet2s)
 706                         memcpy_toio(ptr + rdev->r600_blit.state_offset + (rdev->r600_blit.state_len * 4),
 707                                     packet2s, num_packet2s * 4);
 708                 for (i = 0; i < cayman_vs_size; i++)
 709                         *(u32 *)((unsigned long)ptr + rdev->r600_blit.vs_offset + i * 4) = cpu_to_le32(cayman_vs[i]);
 710                 for (i = 0; i < cayman_ps_size; i++)
 711                         *(u32 *)((unsigned long)ptr + rdev->r600_blit.ps_offset + i * 4) = cpu_to_le32(cayman_ps[i]);
 712         }
 713         radeon_bo_kunmap(rdev->r600_blit.shader_obj);
 714         radeon_bo_unreserve(rdev->r600_blit.shader_obj);
 715
 716 done:
 717         r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
 718         if (unlikely(r != 0))
 719                 return r;
 720         r = radeon_bo_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM,
 721                           &rdev->r600_blit.shader_gpu_addr);
 722         radeon_bo_unreserve(rdev->r600_blit.shader_obj);
 723         if (r) {
 724                 dev_err(rdev->dev, "(%d) pin blit object failed\n", r);
 725                 return r;
 726         }
 727         radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
 728         return 0;
 729 }