SAFE public projects git trees. - safe/jmp/linux-2.6/blob - drivers/gpu/drm/radeon/rv770.c

   1 /*
   2  * Copyright 2008 Advanced Micro Devices, Inc.
   3  * Copyright 2008 Red Hat Inc.
   4  * Copyright 2009 Jerome Glisse.
   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 shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  22  * OTHER DEALINGS IN THE SOFTWARE.
  23  *
  24  * Authors: Dave Airlie
  25  *          Alex Deucher
  26  *          Jerome Glisse
  27  */
  28 #include <linux/firmware.h>
  29 #include <linux/platform_device.h>
  30 #include "drmP.h"
  31 #include "radeon.h"
  32 #include "radeon_drm.h"
  33 #include "rv770d.h"
  34 #include "atom.h"
  35 #include "avivod.h"
  36
  37 #define R700_PFP_UCODE_SIZE 848
  38 #define R700_PM4_UCODE_SIZE 1360
  39
  40 static void rv770_gpu_init(struct radeon_device *rdev);
  41 void rv770_fini(struct radeon_device *rdev);
  42
  43
  44 /*
  45  * GART
  46  */
  47 int rv770_pcie_gart_enable(struct radeon_device *rdev)
  48 {
  49         u32 tmp;
  50         int r, i;
  51
  52         if (rdev->gart.table.vram.robj == NULL) {
  53                 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
  54                 return -EINVAL;
  55         }
  56         r = radeon_gart_table_vram_pin(rdev);
  57         if (r)
  58                 return r;
  59         /* Setup L2 cache */
  60         WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
  61                                 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
  62                                 EFFECTIVE_L2_QUEUE_SIZE(7));
  63         WREG32(VM_L2_CNTL2, 0);
  64         WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
  65         /* Setup TLB control */
  66         tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
  67                 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
  68                 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
  69                 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
  70         WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
  71         WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
  72         WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
  73         WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
  74         WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
  75         WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
  76         WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
  77         WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
  78         WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
  79         WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
  80         WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
  81                                 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
  82         WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
  83                         (u32)(rdev->dummy_page.addr >> 12));
  84         for (i = 1; i < 7; i++)
  85                 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
  86
  87         r600_pcie_gart_tlb_flush(rdev);
  88         rdev->gart.ready = true;
  89         return 0;
  90 }
  91
  92 void rv770_pcie_gart_disable(struct radeon_device *rdev)
  93 {
  94         u32 tmp;
  95         int i;
  96
  97         /* Disable all tables */
  98         for (i = 0; i < 7; i++)
  99                 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
 100
 101         /* Setup L2 cache */
 102         WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
 103                                 EFFECTIVE_L2_QUEUE_SIZE(7));
 104         WREG32(VM_L2_CNTL2, 0);
 105         WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
 106         /* Setup TLB control */
 107         tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
 108         WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
 109         WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
 110         WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
 111         WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
 112         WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
 113         WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
 114         WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
 115         if (rdev->gart.table.vram.robj) {
 116                 radeon_object_kunmap(rdev->gart.table.vram.robj);
 117                 radeon_object_unpin(rdev->gart.table.vram.robj);
 118         }
 119 }
 120
 121 void rv770_pcie_gart_fini(struct radeon_device *rdev)
 122 {
 123         rv770_pcie_gart_disable(rdev);
 124         radeon_gart_table_vram_free(rdev);
 125         radeon_gart_fini(rdev);
 126 }
 127
 128
 129 void rv770_agp_enable(struct radeon_device *rdev)
 130 {
 131         u32 tmp;
 132         int i;
 133
 134         /* Setup L2 cache */
 135         WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
 136                                 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
 137                                 EFFECTIVE_L2_QUEUE_SIZE(7));
 138         WREG32(VM_L2_CNTL2, 0);
 139         WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
 140         /* Setup TLB control */
 141         tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
 142                 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
 143                 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
 144                 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
 145         WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
 146         WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
 147         WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
 148         WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
 149         WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
 150         WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
 151         WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
 152         for (i = 0; i < 7; i++)
 153                 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
 154 }
 155
 156 static void rv770_mc_program(struct radeon_device *rdev)
 157 {
 158         struct rv515_mc_save save;
 159         u32 tmp;
 160         int i, j;
 161
 162         /* Initialize HDP */
 163         for (i = 0, j = 0; i < 32; i++, j += 0x18) {
 164                 WREG32((0x2c14 + j), 0x00000000);
 165                 WREG32((0x2c18 + j), 0x00000000);
 166                 WREG32((0x2c1c + j), 0x00000000);
 167                 WREG32((0x2c20 + j), 0x00000000);
 168                 WREG32((0x2c24 + j), 0x00000000);
 169         }
 170         WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
 171
 172         rv515_mc_stop(rdev, &save);
 173         if (r600_mc_wait_for_idle(rdev)) {
 174                 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
 175         }
 176         /* Lockout access through VGA aperture*/
 177         WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
 178         /* Update configuration */
 179         if (rdev->flags & RADEON_IS_AGP) {
 180                 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
 181                         /* VRAM before AGP */
 182                         WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
 183                                 rdev->mc.vram_start >> 12);
 184                         WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
 185                                 rdev->mc.gtt_end >> 12);
 186                 } else {
 187                         /* VRAM after AGP */
 188                         WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
 189                                 rdev->mc.gtt_start >> 12);
 190                         WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
 191                                 rdev->mc.vram_end >> 12);
 192                 }
 193         } else {
 194                 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
 195                         rdev->mc.vram_start >> 12);
 196                 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
 197                         rdev->mc.vram_end >> 12);
 198         }
 199         WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
 200         tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
 201         tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
 202         WREG32(MC_VM_FB_LOCATION, tmp);
 203         WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
 204         WREG32(HDP_NONSURFACE_INFO, (2 << 7));
 205         WREG32(HDP_NONSURFACE_SIZE, (rdev->mc.mc_vram_size - 1) | 0x3FF);
 206         if (rdev->flags & RADEON_IS_AGP) {
 207                 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16);
 208                 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
 209                 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
 210         } else {
 211                 WREG32(MC_VM_AGP_BASE, 0);
 212                 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
 213                 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
 214         }
 215         if (r600_mc_wait_for_idle(rdev)) {
 216                 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
 217         }
 218         rv515_mc_resume(rdev, &save);
 219         /* we need to own VRAM, so turn off the VGA renderer here
 220          * to stop it overwriting our objects */
 221         rv515_vga_render_disable(rdev);
 222 }
 223
 224
 225 /*
 226  * CP.
 227  */
 228 void r700_cp_stop(struct radeon_device *rdev)
 229 {
 230         WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
 231 }
 232
 233
 234 static int rv770_cp_load_microcode(struct radeon_device *rdev)
 235 {
 236         const __be32 *fw_data;
 237         int i;
 238
 239         if (!rdev->me_fw || !rdev->pfp_fw)
 240                 return -EINVAL;
 241
 242         r700_cp_stop(rdev);
 243         WREG32(CP_RB_CNTL, RB_NO_UPDATE | (15 << 8) | (3 << 0));
 244
 245         /* Reset cp */
 246         WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
 247         RREG32(GRBM_SOFT_RESET);
 248         mdelay(15);
 249         WREG32(GRBM_SOFT_RESET, 0);
 250
 251         fw_data = (const __be32 *)rdev->pfp_fw->data;
 252         WREG32(CP_PFP_UCODE_ADDR, 0);
 253         for (i = 0; i < R700_PFP_UCODE_SIZE; i++)
 254                 WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
 255         WREG32(CP_PFP_UCODE_ADDR, 0);
 256
 257         fw_data = (const __be32 *)rdev->me_fw->data;
 258         WREG32(CP_ME_RAM_WADDR, 0);
 259         for (i = 0; i < R700_PM4_UCODE_SIZE; i++)
 260                 WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
 261
 262         WREG32(CP_PFP_UCODE_ADDR, 0);
 263         WREG32(CP_ME_RAM_WADDR, 0);
 264         WREG32(CP_ME_RAM_RADDR, 0);
 265         return 0;
 266 }
 267
 268
 269 /*
 270  * Core functions
 271  */
 272 static u32 r700_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
 273                                                 u32 num_backends,
 274                                                 u32 backend_disable_mask)
 275 {
 276         u32 backend_map = 0;
 277         u32 enabled_backends_mask;
 278         u32 enabled_backends_count;
 279         u32 cur_pipe;
 280         u32 swizzle_pipe[R7XX_MAX_PIPES];
 281         u32 cur_backend;
 282         u32 i;
 283
 284         if (num_tile_pipes > R7XX_MAX_PIPES)
 285                 num_tile_pipes = R7XX_MAX_PIPES;
 286         if (num_tile_pipes < 1)
 287                 num_tile_pipes = 1;
 288         if (num_backends > R7XX_MAX_BACKENDS)
 289                 num_backends = R7XX_MAX_BACKENDS;
 290         if (num_backends < 1)
 291                 num_backends = 1;
 292
 293         enabled_backends_mask = 0;
 294         enabled_backends_count = 0;
 295         for (i = 0; i < R7XX_MAX_BACKENDS; ++i) {
 296                 if (((backend_disable_mask >> i) & 1) == 0) {
 297                         enabled_backends_mask |= (1 << i);
 298                         ++enabled_backends_count;
 299                 }
 300                 if (enabled_backends_count == num_backends)
 301                         break;
 302         }
 303
 304         if (enabled_backends_count == 0) {
 305                 enabled_backends_mask = 1;
 306                 enabled_backends_count = 1;
 307         }
 308
 309         if (enabled_backends_count != num_backends)
 310                 num_backends = enabled_backends_count;
 311
 312         memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R7XX_MAX_PIPES);
 313         switch (num_tile_pipes) {
 314         case 1:
 315                 swizzle_pipe[0] = 0;
 316                 break;
 317         case 2:
 318                 swizzle_pipe[0] = 0;
 319                 swizzle_pipe[1] = 1;
 320                 break;
 321         case 3:
 322                 swizzle_pipe[0] = 0;
 323                 swizzle_pipe[1] = 2;
 324                 swizzle_pipe[2] = 1;
 325                 break;
 326         case 4:
 327                 swizzle_pipe[0] = 0;
 328                 swizzle_pipe[1] = 2;
 329                 swizzle_pipe[2] = 3;
 330                 swizzle_pipe[3] = 1;
 331                 break;
 332         case 5:
 333                 swizzle_pipe[0] = 0;
 334                 swizzle_pipe[1] = 2;
 335                 swizzle_pipe[2] = 4;
 336                 swizzle_pipe[3] = 1;
 337                 swizzle_pipe[4] = 3;
 338                 break;
 339         case 6:
 340                 swizzle_pipe[0] = 0;
 341                 swizzle_pipe[1] = 2;
 342                 swizzle_pipe[2] = 4;
 343                 swizzle_pipe[3] = 5;
 344                 swizzle_pipe[4] = 3;
 345                 swizzle_pipe[5] = 1;
 346                 break;
 347         case 7:
 348                 swizzle_pipe[0] = 0;
 349                 swizzle_pipe[1] = 2;
 350                 swizzle_pipe[2] = 4;
 351                 swizzle_pipe[3] = 6;
 352                 swizzle_pipe[4] = 3;
 353                 swizzle_pipe[5] = 1;
 354                 swizzle_pipe[6] = 5;
 355                 break;
 356         case 8:
 357                 swizzle_pipe[0] = 0;
 358                 swizzle_pipe[1] = 2;
 359                 swizzle_pipe[2] = 4;
 360                 swizzle_pipe[3] = 6;
 361                 swizzle_pipe[4] = 3;
 362                 swizzle_pipe[5] = 1;
 363                 swizzle_pipe[6] = 7;
 364                 swizzle_pipe[7] = 5;
 365                 break;
 366         }
 367
 368         cur_backend = 0;
 369         for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
 370                 while (((1 << cur_backend) & enabled_backends_mask) == 0)
 371                         cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS;
 372
 373                 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
 374
 375                 cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS;
 376         }
 377
 378         return backend_map;
 379 }
 380
 381 static void rv770_gpu_init(struct radeon_device *rdev)
 382 {
 383         int i, j, num_qd_pipes;
 384         u32 sx_debug_1;
 385         u32 smx_dc_ctl0;
 386         u32 num_gs_verts_per_thread;
 387         u32 vgt_gs_per_es;
 388         u32 gs_prim_buffer_depth = 0;
 389         u32 sq_ms_fifo_sizes;
 390         u32 sq_config;
 391         u32 sq_thread_resource_mgmt;
 392         u32 hdp_host_path_cntl;
 393         u32 sq_dyn_gpr_size_simd_ab_0;
 394         u32 backend_map;
 395         u32 gb_tiling_config = 0;
 396         u32 cc_rb_backend_disable = 0;
 397         u32 cc_gc_shader_pipe_config = 0;
 398         u32 mc_arb_ramcfg;
 399         u32 db_debug4;
 400
 401         /* setup chip specs */
 402         switch (rdev->family) {
 403         case CHIP_RV770:
 404                 rdev->config.rv770.max_pipes = 4;
 405                 rdev->config.rv770.max_tile_pipes = 8;
 406                 rdev->config.rv770.max_simds = 10;
 407                 rdev->config.rv770.max_backends = 4;
 408                 rdev->config.rv770.max_gprs = 256;
 409                 rdev->config.rv770.max_threads = 248;
 410                 rdev->config.rv770.max_stack_entries = 512;
 411                 rdev->config.rv770.max_hw_contexts = 8;
 412                 rdev->config.rv770.max_gs_threads = 16 * 2;
 413                 rdev->config.rv770.sx_max_export_size = 128;
 414                 rdev->config.rv770.sx_max_export_pos_size = 16;
 415                 rdev->config.rv770.sx_max_export_smx_size = 112;
 416                 rdev->config.rv770.sq_num_cf_insts = 2;
 417
 418                 rdev->config.rv770.sx_num_of_sets = 7;
 419                 rdev->config.rv770.sc_prim_fifo_size = 0xF9;
 420                 rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
 421                 rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
 422                 break;
 423         case CHIP_RV730:
 424                 rdev->config.rv770.max_pipes = 2;
 425                 rdev->config.rv770.max_tile_pipes = 4;
 426                 rdev->config.rv770.max_simds = 8;
 427                 rdev->config.rv770.max_backends = 2;
 428                 rdev->config.rv770.max_gprs = 128;
 429                 rdev->config.rv770.max_threads = 248;
 430                 rdev->config.rv770.max_stack_entries = 256;
 431                 rdev->config.rv770.max_hw_contexts = 8;
 432                 rdev->config.rv770.max_gs_threads = 16 * 2;
 433                 rdev->config.rv770.sx_max_export_size = 256;
 434                 rdev->config.rv770.sx_max_export_pos_size = 32;
 435                 rdev->config.rv770.sx_max_export_smx_size = 224;
 436                 rdev->config.rv770.sq_num_cf_insts = 2;
 437
 438                 rdev->config.rv770.sx_num_of_sets = 7;
 439                 rdev->config.rv770.sc_prim_fifo_size = 0xf9;
 440                 rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
 441                 rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
 442                 if (rdev->config.rv770.sx_max_export_pos_size > 16) {
 443                         rdev->config.rv770.sx_max_export_pos_size -= 16;
 444                         rdev->config.rv770.sx_max_export_smx_size += 16;
 445                 }
 446                 break;
 447         case CHIP_RV710:
 448                 rdev->config.rv770.max_pipes = 2;
 449                 rdev->config.rv770.max_tile_pipes = 2;
 450                 rdev->config.rv770.max_simds = 2;
 451                 rdev->config.rv770.max_backends = 1;
 452                 rdev->config.rv770.max_gprs = 256;
 453                 rdev->config.rv770.max_threads = 192;
 454                 rdev->config.rv770.max_stack_entries = 256;
 455                 rdev->config.rv770.max_hw_contexts = 4;
 456                 rdev->config.rv770.max_gs_threads = 8 * 2;
 457                 rdev->config.rv770.sx_max_export_size = 128;
 458                 rdev->config.rv770.sx_max_export_pos_size = 16;
 459                 rdev->config.rv770.sx_max_export_smx_size = 112;
 460                 rdev->config.rv770.sq_num_cf_insts = 1;
 461
 462                 rdev->config.rv770.sx_num_of_sets = 7;
 463                 rdev->config.rv770.sc_prim_fifo_size = 0x40;
 464                 rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
 465                 rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
 466                 break;
 467         case CHIP_RV740:
 468                 rdev->config.rv770.max_pipes = 4;
 469                 rdev->config.rv770.max_tile_pipes = 4;
 470                 rdev->config.rv770.max_simds = 8;
 471                 rdev->config.rv770.max_backends = 4;
 472                 rdev->config.rv770.max_gprs = 256;
 473                 rdev->config.rv770.max_threads = 248;
 474                 rdev->config.rv770.max_stack_entries = 512;
 475                 rdev->config.rv770.max_hw_contexts = 8;
 476                 rdev->config.rv770.max_gs_threads = 16 * 2;
 477                 rdev->config.rv770.sx_max_export_size = 256;
 478                 rdev->config.rv770.sx_max_export_pos_size = 32;
 479                 rdev->config.rv770.sx_max_export_smx_size = 224;
 480                 rdev->config.rv770.sq_num_cf_insts = 2;
 481
 482                 rdev->config.rv770.sx_num_of_sets = 7;
 483                 rdev->config.rv770.sc_prim_fifo_size = 0x100;
 484                 rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
 485                 rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
 486
 487                 if (rdev->config.rv770.sx_max_export_pos_size > 16) {
 488                         rdev->config.rv770.sx_max_export_pos_size -= 16;
 489                         rdev->config.rv770.sx_max_export_smx_size += 16;
 490                 }
 491                 break;
 492         default:
 493                 break;
 494         }
 495
 496         /* Initialize HDP */
 497         j = 0;
 498         for (i = 0; i < 32; i++) {
 499                 WREG32((0x2c14 + j), 0x00000000);
 500                 WREG32((0x2c18 + j), 0x00000000);
 501                 WREG32((0x2c1c + j), 0x00000000);
 502                 WREG32((0x2c20 + j), 0x00000000);
 503                 WREG32((0x2c24 + j), 0x00000000);
 504                 j += 0x18;
 505         }
 506
 507         WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
 508
 509         /* setup tiling, simd, pipe config */
 510         mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
 511
 512         switch (rdev->config.rv770.max_tile_pipes) {
 513         case 1:
 514                 gb_tiling_config |= PIPE_TILING(0);
 515                 break;
 516         case 2:
 517                 gb_tiling_config |= PIPE_TILING(1);
 518                 break;
 519         case 4:
 520                 gb_tiling_config |= PIPE_TILING(2);
 521                 break;
 522         case 8:
 523                 gb_tiling_config |= PIPE_TILING(3);
 524                 break;
 525         default:
 526                 break;
 527         }
 528
 529         if (rdev->family == CHIP_RV770)
 530                 gb_tiling_config |= BANK_TILING(1);
 531         else
 532                 gb_tiling_config |= BANK_TILING((mc_arb_ramcfg & NOOFBANK_SHIFT) >> NOOFBANK_MASK);
 533
 534         gb_tiling_config |= GROUP_SIZE(0);
 535
 536         if (((mc_arb_ramcfg & NOOFROWS_MASK) & NOOFROWS_SHIFT) > 3) {
 537                 gb_tiling_config |= ROW_TILING(3);
 538                 gb_tiling_config |= SAMPLE_SPLIT(3);
 539         } else {
 540                 gb_tiling_config |=
 541                         ROW_TILING(((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT));
 542                 gb_tiling_config |=
 543                         SAMPLE_SPLIT(((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT));
 544         }
 545
 546         gb_tiling_config |= BANK_SWAPS(1);
 547
 548         backend_map = r700_get_tile_pipe_to_backend_map(rdev->config.rv770.max_tile_pipes,
 549                                                         rdev->config.rv770.max_backends,
 550                                                         (0xff << rdev->config.rv770.max_backends) & 0xff);
 551         gb_tiling_config |= BACKEND_MAP(backend_map);
 552
 553         cc_gc_shader_pipe_config =
 554                 INACTIVE_QD_PIPES((R7XX_MAX_PIPES_MASK << rdev->config.rv770.max_pipes) & R7XX_MAX_PIPES_MASK);
 555         cc_gc_shader_pipe_config |=
 556                 INACTIVE_SIMDS((R7XX_MAX_SIMDS_MASK << rdev->config.rv770.max_simds) & R7XX_MAX_SIMDS_MASK);
 557
 558         cc_rb_backend_disable =
 559                 BACKEND_DISABLE((R7XX_MAX_BACKENDS_MASK << rdev->config.rv770.max_backends) & R7XX_MAX_BACKENDS_MASK);
 560
 561         WREG32(GB_TILING_CONFIG, gb_tiling_config);
 562         WREG32(DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
 563         WREG32(HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
 564
 565         WREG32(CC_RB_BACKEND_DISABLE,      cc_rb_backend_disable);
 566         WREG32(CC_GC_SHADER_PIPE_CONFIG,   cc_gc_shader_pipe_config);
 567         WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
 568
 569         WREG32(CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);
 570         WREG32(CGTS_SYS_TCC_DISABLE, 0);
 571         WREG32(CGTS_TCC_DISABLE, 0);
 572         WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
 573         WREG32(CGTS_USER_TCC_DISABLE, 0);
 574
 575         num_qd_pipes =
 576                 R7XX_MAX_BACKENDS - r600_count_pipe_bits(cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK);
 577         WREG32(VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & DEALLOC_DIST_MASK);
 578         WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & VTX_REUSE_DEPTH_MASK);
 579
 580         /* set HW defaults for 3D engine */
 581         WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
 582                                                 ROQ_IB2_START(0x2b)));
 583
 584         WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30));
 585
 586         WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO |
 587                                         SYNC_GRADIENT |
 588                                         SYNC_WALKER |
 589                                         SYNC_ALIGNER));
 590
 591         sx_debug_1 = RREG32(SX_DEBUG_1);
 592         sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
 593         WREG32(SX_DEBUG_1, sx_debug_1);
 594
 595         smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
 596         smx_dc_ctl0 &= ~CACHE_DEPTH(0x1ff);
 597         smx_dc_ctl0 |= CACHE_DEPTH((rdev->config.rv770.sx_num_of_sets * 64) - 1);
 598         WREG32(SMX_DC_CTL0, smx_dc_ctl0);
 599
 600         WREG32(SMX_EVENT_CTL, (ES_FLUSH_CTL(4) |
 601                                           GS_FLUSH_CTL(4) |
 602                                           ACK_FLUSH_CTL(3) |
 603                                           SYNC_FLUSH_CTL));
 604
 605         if (rdev->family == CHIP_RV770)
 606                 WREG32(DB_DEBUG3, DB_CLK_OFF_DELAY(0x1f));
 607         else {
 608                 db_debug4 = RREG32(DB_DEBUG4);
 609                 db_debug4 |= DISABLE_TILE_COVERED_FOR_PS_ITER;
 610                 WREG32(DB_DEBUG4, db_debug4);
 611         }
 612
 613         WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.rv770.sx_max_export_size / 4) - 1) |
 614                                                    POSITION_BUFFER_SIZE((rdev->config.rv770.sx_max_export_pos_size / 4) - 1) |
 615                                                    SMX_BUFFER_SIZE((rdev->config.rv770.sx_max_export_smx_size / 4) - 1)));
 616
 617         WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.rv770.sc_prim_fifo_size) |
 618                                                  SC_HIZ_TILE_FIFO_SIZE(rdev->config.rv770.sc_hiz_tile_fifo_size) |
 619                                                  SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.rv770.sc_earlyz_tile_fifo_fize)));
 620
 621         WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
 622
 623         WREG32(VGT_NUM_INSTANCES, 1);
 624
 625         WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
 626
 627         WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
 628
 629         WREG32(CP_PERFMON_CNTL, 0);
 630
 631         sq_ms_fifo_sizes = (CACHE_FIFO_SIZE(16 * rdev->config.rv770.sq_num_cf_insts) |
 632                             DONE_FIFO_HIWATER(0xe0) |
 633                             ALU_UPDATE_FIFO_HIWATER(0x8));
 634         switch (rdev->family) {
 635         case CHIP_RV770:
 636                 sq_ms_fifo_sizes |= FETCH_FIFO_HIWATER(0x1);
 637                 break;
 638         case CHIP_RV730:
 639         case CHIP_RV710:
 640         case CHIP_RV740:
 641         default:
 642                 sq_ms_fifo_sizes |= FETCH_FIFO_HIWATER(0x4);
 643                 break;
 644         }
 645         WREG32(SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes);
 646
 647         /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
 648          * should be adjusted as needed by the 2D/3D drivers.  This just sets default values
 649          */
 650         sq_config = RREG32(SQ_CONFIG);
 651         sq_config &= ~(PS_PRIO(3) |
 652                        VS_PRIO(3) |
 653                        GS_PRIO(3) |
 654                        ES_PRIO(3));
 655         sq_config |= (DX9_CONSTS |
 656                       VC_ENABLE |
 657                       EXPORT_SRC_C |
 658                       PS_PRIO(0) |
 659                       VS_PRIO(1) |
 660                       GS_PRIO(2) |
 661                       ES_PRIO(3));
 662         if (rdev->family == CHIP_RV710)
 663                 /* no vertex cache */
 664                 sq_config &= ~VC_ENABLE;
 665
 666         WREG32(SQ_CONFIG, sq_config);
 667
 668         WREG32(SQ_GPR_RESOURCE_MGMT_1,  (NUM_PS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
 669                                          NUM_VS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
 670                                          NUM_CLAUSE_TEMP_GPRS(((rdev->config.rv770.max_gprs * 24)/64)/2)));
 671
 672         WREG32(SQ_GPR_RESOURCE_MGMT_2,  (NUM_GS_GPRS((rdev->config.rv770.max_gprs * 7)/64) |
 673                                          NUM_ES_GPRS((rdev->config.rv770.max_gprs * 7)/64)));
 674
 675         sq_thread_resource_mgmt = (NUM_PS_THREADS((rdev->config.rv770.max_threads * 4)/8) |
 676                                    NUM_VS_THREADS((rdev->config.rv770.max_threads * 2)/8) |
 677                                    NUM_ES_THREADS((rdev->config.rv770.max_threads * 1)/8));
 678         if (((rdev->config.rv770.max_threads * 1) / 8) > rdev->config.rv770.max_gs_threads)
 679                 sq_thread_resource_mgmt |= NUM_GS_THREADS(rdev->config.rv770.max_gs_threads);
 680         else
 681                 sq_thread_resource_mgmt |= NUM_GS_THREADS((rdev->config.rv770.max_gs_threads * 1)/8);
 682         WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
 683
 684         WREG32(SQ_STACK_RESOURCE_MGMT_1, (NUM_PS_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4) |
 685                                                      NUM_VS_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4)));
 686
 687         WREG32(SQ_STACK_RESOURCE_MGMT_2, (NUM_GS_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4) |
 688                                                      NUM_ES_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4)));
 689
 690         sq_dyn_gpr_size_simd_ab_0 = (SIMDA_RING0((rdev->config.rv770.max_gprs * 38)/64) |
 691                                      SIMDA_RING1((rdev->config.rv770.max_gprs * 38)/64) |
 692                                      SIMDB_RING0((rdev->config.rv770.max_gprs * 38)/64) |
 693                                      SIMDB_RING1((rdev->config.rv770.max_gprs * 38)/64));
 694
 695         WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_0, sq_dyn_gpr_size_simd_ab_0);
 696         WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_1, sq_dyn_gpr_size_simd_ab_0);
 697         WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_2, sq_dyn_gpr_size_simd_ab_0);
 698         WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_3, sq_dyn_gpr_size_simd_ab_0);
 699         WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_4, sq_dyn_gpr_size_simd_ab_0);
 700         WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_5, sq_dyn_gpr_size_simd_ab_0);
 701         WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_6, sq_dyn_gpr_size_simd_ab_0);
 702         WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_7, sq_dyn_gpr_size_simd_ab_0);
 703
 704         WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
 705                                           FORCE_EOV_MAX_REZ_CNT(255)));
 706
 707         if (rdev->family == CHIP_RV710)
 708                 WREG32(VGT_CACHE_INVALIDATION, (CACHE_INVALIDATION(TC_ONLY) |
 709                                                 AUTO_INVLD_EN(ES_AND_GS_AUTO)));
 710         else
 711                 WREG32(VGT_CACHE_INVALIDATION, (CACHE_INVALIDATION(VC_AND_TC) |
 712                                                 AUTO_INVLD_EN(ES_AND_GS_AUTO)));
 713
 714         switch (rdev->family) {
 715         case CHIP_RV770:
 716         case CHIP_RV730:
 717         case CHIP_RV740:
 718                 gs_prim_buffer_depth = 384;
 719                 break;
 720         case CHIP_RV710:
 721                 gs_prim_buffer_depth = 128;
 722                 break;
 723         default:
 724                 break;
 725         }
 726
 727         num_gs_verts_per_thread = rdev->config.rv770.max_pipes * 16;
 728         vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread;
 729         /* Max value for this is 256 */
 730         if (vgt_gs_per_es > 256)
 731                 vgt_gs_per_es = 256;
 732
 733         WREG32(VGT_ES_PER_GS, 128);
 734         WREG32(VGT_GS_PER_ES, vgt_gs_per_es);
 735         WREG32(VGT_GS_PER_VS, 2);
 736
 737         /* more default values. 2D/3D driver should adjust as needed */
 738         WREG32(VGT_GS_VERTEX_REUSE, 16);
 739         WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
 740         WREG32(VGT_STRMOUT_EN, 0);
 741         WREG32(SX_MISC, 0);
 742         WREG32(PA_SC_MODE_CNTL, 0);
 743         WREG32(PA_SC_EDGERULE, 0xaaaaaaaa);
 744         WREG32(PA_SC_AA_CONFIG, 0);
 745         WREG32(PA_SC_CLIPRECT_RULE, 0xffff);
 746         WREG32(PA_SC_LINE_STIPPLE, 0);
 747         WREG32(SPI_INPUT_Z, 0);
 748         WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
 749         WREG32(CB_COLOR7_FRAG, 0);
 750
 751         /* clear render buffer base addresses */
 752         WREG32(CB_COLOR0_BASE, 0);
 753         WREG32(CB_COLOR1_BASE, 0);
 754         WREG32(CB_COLOR2_BASE, 0);
 755         WREG32(CB_COLOR3_BASE, 0);
 756         WREG32(CB_COLOR4_BASE, 0);
 757         WREG32(CB_COLOR5_BASE, 0);
 758         WREG32(CB_COLOR6_BASE, 0);
 759         WREG32(CB_COLOR7_BASE, 0);
 760
 761         WREG32(TCP_CNTL, 0);
 762
 763         hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
 764         WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
 765
 766         WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
 767
 768         WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
 769                                           NUM_CLIP_SEQ(3)));
 770
 771 }
 772
 773 int rv770_mc_init(struct radeon_device *rdev)
 774 {
 775         fixed20_12 a;
 776         u32 tmp;
 777         int r;
 778
 779         /* Get VRAM informations */
 780         /* FIXME: Don't know how to determine vram width, need to check
 781          * vram_width usage
 782          */
 783         rdev->mc.vram_width = 128;
 784         rdev->mc.vram_is_ddr = true;
 785         /* Could aper size report 0 ? */
 786         rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0);
 787         rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0);
 788         /* Setup GPU memory space */
 789         rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
 790         rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
 791
 792         if (rdev->mc.mc_vram_size > rdev->mc.aper_size)
 793                 rdev->mc.mc_vram_size = rdev->mc.aper_size;
 794
 795         if (rdev->mc.real_vram_size > rdev->mc.aper_size)
 796                 rdev->mc.real_vram_size = rdev->mc.aper_size;
 797
 798         if (rdev->flags & RADEON_IS_AGP) {
 799                 r = radeon_agp_init(rdev);
 800                 if (r)
 801                         return r;
 802                 /* gtt_size is setup by radeon_agp_init */
 803                 rdev->mc.gtt_location = rdev->mc.agp_base;
 804                 tmp = 0xFFFFFFFFUL - rdev->mc.agp_base - rdev->mc.gtt_size;
 805                 /* Try to put vram before or after AGP because we
 806                  * we want SYSTEM_APERTURE to cover both VRAM and
 807                  * AGP so that GPU can catch out of VRAM/AGP access
 808                  */
 809                 if (rdev->mc.gtt_location > rdev->mc.mc_vram_size) {
 810                         /* Enough place before */
 811                         rdev->mc.vram_location = rdev->mc.gtt_location -
 812                                                         rdev->mc.mc_vram_size;
 813                 } else if (tmp > rdev->mc.mc_vram_size) {
 814                         /* Enough place after */
 815                         rdev->mc.vram_location = rdev->mc.gtt_location +
 816                                                         rdev->mc.gtt_size;
 817                 } else {
 818                         /* Try to setup VRAM then AGP might not
 819                          * not work on some card
 820                          */
 821                         rdev->mc.vram_location = 0x00000000UL;
 822                         rdev->mc.gtt_location = rdev->mc.mc_vram_size;
 823                 }
 824         } else {
 825                 rdev->mc.vram_location = 0x00000000UL;
 826                 rdev->mc.gtt_location = rdev->mc.mc_vram_size;
 827                 rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
 828         }
 829         rdev->mc.vram_start = rdev->mc.vram_location;
 830         rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
 831         rdev->mc.gtt_start = rdev->mc.gtt_location;
 832         rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
 833         /* FIXME: we should enforce default clock in case GPU is not in
 834          * default setup
 835          */
 836         a.full = rfixed_const(100);
 837         rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk);
 838         rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
 839         return 0;
 840 }
 841 int rv770_gpu_reset(struct radeon_device *rdev)
 842 {
 843         /* FIXME: implement any rv770 specific bits */
 844         return r600_gpu_reset(rdev);
 845 }
 846
 847 static int rv770_startup(struct radeon_device *rdev)
 848 {
 849         int r;
 850
 851         rv770_mc_program(rdev);
 852         if (rdev->flags & RADEON_IS_AGP) {
 853                 rv770_agp_enable(rdev);
 854         } else {
 855                 r = rv770_pcie_gart_enable(rdev);
 856                 if (r)
 857                         return r;
 858         }
 859         rv770_gpu_init(rdev);
 860
 861         r = radeon_object_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM,
 862                               &rdev->r600_blit.shader_gpu_addr);
 863         if (r) {
 864                 DRM_ERROR("failed to pin blit object %d\n", r);
 865                 return r;
 866         }
 867
 868         r = radeon_ring_init(rdev, rdev->cp.ring_size);
 869         if (r)
 870                 return r;
 871         r = rv770_cp_load_microcode(rdev);
 872         if (r)
 873                 return r;
 874         r = r600_cp_resume(rdev);
 875         if (r)
 876                 return r;
 877         /* write back buffer are not vital so don't worry about failure */
 878         r600_wb_enable(rdev);
 879         return 0;
 880 }
 881
 882 int rv770_resume(struct radeon_device *rdev)
 883 {
 884         int r;
 885
 886         /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
 887          * posting will perform necessary task to bring back GPU into good
 888          * shape.
 889          */
 890         /* post card */
 891         atom_asic_init(rdev->mode_info.atom_context);
 892         /* Initialize clocks */
 893         r = radeon_clocks_init(rdev);
 894         if (r) {
 895                 return r;
 896         }
 897
 898         r = rv770_startup(rdev);
 899         if (r) {
 900                 DRM_ERROR("r600 startup failed on resume\n");
 901                 return r;
 902         }
 903
 904         r = r600_ib_test(rdev);
 905         if (r) {
 906                 DRM_ERROR("radeon: failled testing IB (%d).\n", r);
 907                 return r;
 908         }
 909         return r;
 910
 911 }
 912
 913 int rv770_suspend(struct radeon_device *rdev)
 914 {
 915         /* FIXME: we should wait for ring to be empty */
 916         r700_cp_stop(rdev);
 917         rdev->cp.ready = false;
 918         r600_wb_disable(rdev);
 919         rv770_pcie_gart_disable(rdev);
 920         /* unpin shaders bo */
 921         radeon_object_unpin(rdev->r600_blit.shader_obj);
 922         return 0;
 923 }
 924
 925 /* Plan is to move initialization in that function and use
 926  * helper function so that radeon_device_init pretty much
 927  * do nothing more than calling asic specific function. This
 928  * should also allow to remove a bunch of callback function
 929  * like vram_info.
 930  */
 931 int rv770_init(struct radeon_device *rdev)
 932 {
 933         int r;
 934
 935         r = radeon_dummy_page_init(rdev);
 936         if (r)
 937                 return r;
 938         /* This don't do much */
 939         r = radeon_gem_init(rdev);
 940         if (r)
 941                 return r;
 942         /* Read BIOS */
 943         if (!radeon_get_bios(rdev)) {
 944                 if (ASIC_IS_AVIVO(rdev))
 945                         return -EINVAL;
 946         }
 947         /* Must be an ATOMBIOS */
 948         if (!rdev->is_atom_bios) {
 949                 dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
 950                 return -EINVAL;
 951         }
 952         r = radeon_atombios_init(rdev);
 953         if (r)
 954                 return r;
 955         /* Post card if necessary */
 956         if (!r600_card_posted(rdev) && rdev->bios) {
 957                 DRM_INFO("GPU not posted. posting now...\n");
 958                 atom_asic_init(rdev->mode_info.atom_context);
 959         }
 960         /* Initialize scratch registers */
 961         r600_scratch_init(rdev);
 962         /* Initialize surface registers */
 963         radeon_surface_init(rdev);
 964         radeon_get_clock_info(rdev->ddev);
 965         r = radeon_clocks_init(rdev);
 966         if (r)
 967                 return r;
 968         /* Fence driver */
 969         r = radeon_fence_driver_init(rdev);
 970         if (r)
 971                 return r;
 972         r = rv770_mc_init(rdev);
 973         if (r)
 974                 return r;
 975         /* Memory manager */
 976         r = radeon_object_init(rdev);
 977         if (r)
 978                 return r;
 979         rdev->cp.ring_obj = NULL;
 980         r600_ring_init(rdev, 1024 * 1024);
 981
 982         if (!rdev->me_fw || !rdev->pfp_fw) {
 983                 r = r600_cp_init_microcode(rdev);
 984                 if (r) {
 985                         DRM_ERROR("Failed to load firmware!\n");
 986                         return r;
 987                 }
 988         }
 989
 990         r = r600_pcie_gart_init(rdev);
 991         if (r)
 992                 return r;
 993
 994         rdev->accel_working = true;
 995         r = r600_blit_init(rdev);
 996         if (r) {
 997                 DRM_ERROR("radeon: failled blitter (%d).\n", r);
 998                 rdev->accel_working = false;
 999         }
1000
1001         r = rv770_startup(rdev);
1002         if (r) {
1003                 rv770_suspend(rdev);
1004                 r600_wb_fini(rdev);
1005                 radeon_ring_fini(rdev);
1006                 rv770_pcie_gart_fini(rdev);
1007                 rdev->accel_working = false;
1008         }
1009         if (rdev->accel_working) {
1010                 r = radeon_ib_pool_init(rdev);
1011                 if (r) {
1012                         DRM_ERROR("radeon: failled initializing IB pool (%d).\n", r);
1013                         rdev->accel_working = false;
1014                 }
1015                 r = r600_ib_test(rdev);
1016                 if (r) {
1017                         DRM_ERROR("radeon: failled testing IB (%d).\n", r);
1018                         rdev->accel_working = false;
1019                 }
1020         }
1021         return 0;
1022 }
1023
1024 void rv770_fini(struct radeon_device *rdev)
1025 {
1026         rv770_suspend(rdev);
1027
1028         r600_blit_fini(rdev);
1029         radeon_ring_fini(rdev);
1030         r600_wb_fini(rdev);
1031         rv770_pcie_gart_fini(rdev);
1032         radeon_gem_fini(rdev);
1033         radeon_fence_driver_fini(rdev);
1034         radeon_clocks_fini(rdev);
1035         if (rdev->flags & RADEON_IS_AGP)
1036                 radeon_agp_fini(rdev);
1037         radeon_object_fini(rdev);
1038         radeon_atombios_fini(rdev);
1039         kfree(rdev->bios);
1040         rdev->bios = NULL;
1041         radeon_dummy_page_fini(rdev);
1042 }