drivers/gpu/drm/radeon/radeon_asic.h

   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 #ifndef __RADEON_ASIC_H__
  29 #define __RADEON_ASIC_H__
  30
  31 /*
  32  * common functions
  33  */
  34 void radeon_legacy_set_engine_clock(struct radeon_device *rdev, uint32_t eng_clock);
  35 void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable);
  36
  37 void radeon_atom_set_engine_clock(struct radeon_device *rdev, uint32_t eng_clock);
  38 void radeon_atom_set_memory_clock(struct radeon_device *rdev, uint32_t mem_clock);
  39 void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable);
  40
  41 /*
  42  * r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280
  43  */
  44 int r100_init(struct radeon_device *rdev);
  45 int r200_init(struct radeon_device *rdev);
  46 uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg);
  47 void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
  48 void r100_errata(struct radeon_device *rdev);
  49 void r100_vram_info(struct radeon_device *rdev);
  50 int r100_gpu_reset(struct radeon_device *rdev);
  51 int r100_mc_init(struct radeon_device *rdev);
  52 void r100_mc_fini(struct radeon_device *rdev);
  53 u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc);
  54 int r100_wb_init(struct radeon_device *rdev);
  55 void r100_wb_fini(struct radeon_device *rdev);
  56 int r100_gart_enable(struct radeon_device *rdev);
  57 void r100_pci_gart_disable(struct radeon_device *rdev);
  58 void r100_pci_gart_tlb_flush(struct radeon_device *rdev);
  59 int r100_pci_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
  60 int r100_cp_init(struct radeon_device *rdev, unsigned ring_size);
  61 void r100_cp_fini(struct radeon_device *rdev);
  62 void r100_cp_disable(struct radeon_device *rdev);
  63 void r100_ring_start(struct radeon_device *rdev);
  64 int r100_irq_set(struct radeon_device *rdev);
  65 int r100_irq_process(struct radeon_device *rdev);
  66 void r100_fence_ring_emit(struct radeon_device *rdev,
  67                           struct radeon_fence *fence);
  68 int r100_cs_parse(struct radeon_cs_parser *p);
  69 void r100_pll_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
  70 uint32_t r100_pll_rreg(struct radeon_device *rdev, uint32_t reg);
  71 int r100_copy_blit(struct radeon_device *rdev,
  72                    uint64_t src_offset,
  73                    uint64_t dst_offset,
  74                    unsigned num_pages,
  75                    struct radeon_fence *fence);
  76 int r100_set_surface_reg(struct radeon_device *rdev, int reg,
  77                          uint32_t tiling_flags, uint32_t pitch,
  78                          uint32_t offset, uint32_t obj_size);
  79 int r100_clear_surface_reg(struct radeon_device *rdev, int reg);
  80 void r100_bandwidth_update(struct radeon_device *rdev);
  81
  82 static struct radeon_asic r100_asic = {
  83         .init = &r100_init,
  84         .errata = &r100_errata,
  85         .vram_info = &r100_vram_info,
  86         .gpu_reset = &r100_gpu_reset,
  87         .mc_init = &r100_mc_init,
  88         .mc_fini = &r100_mc_fini,
  89         .wb_init = &r100_wb_init,
  90         .wb_fini = &r100_wb_fini,
  91         .gart_enable = &r100_gart_enable,
  92         .gart_disable = &r100_pci_gart_disable,
  93         .gart_tlb_flush = &r100_pci_gart_tlb_flush,
  94         .gart_set_page = &r100_pci_gart_set_page,
  95         .cp_init = &r100_cp_init,
  96         .cp_fini = &r100_cp_fini,
  97         .cp_disable = &r100_cp_disable,
  98         .ring_start = &r100_ring_start,
  99         .irq_set = &r100_irq_set,
 100         .irq_process = &r100_irq_process,
 101         .get_vblank_counter = &r100_get_vblank_counter,
 102         .fence_ring_emit = &r100_fence_ring_emit,
 103         .cs_parse = &r100_cs_parse,
 104         .copy_blit = &r100_copy_blit,
 105         .copy_dma = NULL,
 106         .copy = &r100_copy_blit,
 107         .set_engine_clock = &radeon_legacy_set_engine_clock,
 108         .set_memory_clock = NULL,
 109         .set_pcie_lanes = NULL,
 110         .set_clock_gating = &radeon_legacy_set_clock_gating,
 111         .set_surface_reg = r100_set_surface_reg,
 112         .clear_surface_reg = r100_clear_surface_reg,
 113         .bandwidth_update = &r100_bandwidth_update,
 114 };
 115
 116
 117 /*
 118  * r300,r350,rv350,rv380
 119  */
 120 int r300_init(struct radeon_device *rdev);
 121 void r300_errata(struct radeon_device *rdev);
 122 void r300_vram_info(struct radeon_device *rdev);
 123 int r300_gpu_reset(struct radeon_device *rdev);
 124 int r300_mc_init(struct radeon_device *rdev);
 125 void r300_mc_fini(struct radeon_device *rdev);
 126 void r300_ring_start(struct radeon_device *rdev);
 127 void r300_fence_ring_emit(struct radeon_device *rdev,
 128                           struct radeon_fence *fence);
 129 int r300_cs_parse(struct radeon_cs_parser *p);
 130 int r300_gart_enable(struct radeon_device *rdev);
 131 void rv370_pcie_gart_disable(struct radeon_device *rdev);
 132 void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev);
 133 int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
 134 uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg);
 135 void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 136 void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes);
 137 int r300_copy_dma(struct radeon_device *rdev,
 138                   uint64_t src_offset,
 139                   uint64_t dst_offset,
 140                   unsigned num_pages,
 141                   struct radeon_fence *fence);
 142
 143 static struct radeon_asic r300_asic = {
 144         .init = &r300_init,
 145         .errata = &r300_errata,
 146         .vram_info = &r300_vram_info,
 147         .gpu_reset = &r300_gpu_reset,
 148         .mc_init = &r300_mc_init,
 149         .mc_fini = &r300_mc_fini,
 150         .wb_init = &r100_wb_init,
 151         .wb_fini = &r100_wb_fini,
 152         .gart_enable = &r300_gart_enable,
 153         .gart_disable = &r100_pci_gart_disable,
 154         .gart_tlb_flush = &r100_pci_gart_tlb_flush,
 155         .gart_set_page = &r100_pci_gart_set_page,
 156         .cp_init = &r100_cp_init,
 157         .cp_fini = &r100_cp_fini,
 158         .cp_disable = &r100_cp_disable,
 159         .ring_start = &r300_ring_start,
 160         .irq_set = &r100_irq_set,
 161         .irq_process = &r100_irq_process,
 162         .get_vblank_counter = &r100_get_vblank_counter,
 163         .fence_ring_emit = &r300_fence_ring_emit,
 164         .cs_parse = &r300_cs_parse,
 165         .copy_blit = &r100_copy_blit,
 166         .copy_dma = &r300_copy_dma,
 167         .copy = &r100_copy_blit,
 168         .set_engine_clock = &radeon_legacy_set_engine_clock,
 169         .set_memory_clock = NULL,
 170         .set_pcie_lanes = &rv370_set_pcie_lanes,
 171         .set_clock_gating = &radeon_legacy_set_clock_gating,
 172         .set_surface_reg = r100_set_surface_reg,
 173         .clear_surface_reg = r100_clear_surface_reg,
 174         .bandwidth_update = &r100_bandwidth_update,
 175 };
 176
 177 /*
 178  * r420,r423,rv410
 179  */
 180 void r420_errata(struct radeon_device *rdev);
 181 void r420_vram_info(struct radeon_device *rdev);
 182 int r420_mc_init(struct radeon_device *rdev);
 183 void r420_mc_fini(struct radeon_device *rdev);
 184 static struct radeon_asic r420_asic = {
 185         .init = &r300_init,
 186         .errata = &r420_errata,
 187         .vram_info = &r420_vram_info,
 188         .gpu_reset = &r300_gpu_reset,
 189         .mc_init = &r420_mc_init,
 190         .mc_fini = &r420_mc_fini,
 191         .wb_init = &r100_wb_init,
 192         .wb_fini = &r100_wb_fini,
 193         .gart_enable = &r300_gart_enable,
 194         .gart_disable = &rv370_pcie_gart_disable,
 195         .gart_tlb_flush = &rv370_pcie_gart_tlb_flush,
 196         .gart_set_page = &rv370_pcie_gart_set_page,
 197         .cp_init = &r100_cp_init,
 198         .cp_fini = &r100_cp_fini,
 199         .cp_disable = &r100_cp_disable,
 200         .ring_start = &r300_ring_start,
 201         .irq_set = &r100_irq_set,
 202         .irq_process = &r100_irq_process,
 203         .get_vblank_counter = &r100_get_vblank_counter,
 204         .fence_ring_emit = &r300_fence_ring_emit,
 205         .cs_parse = &r300_cs_parse,
 206         .copy_blit = &r100_copy_blit,
 207         .copy_dma = &r300_copy_dma,
 208         .copy = &r100_copy_blit,
 209         .set_engine_clock = &radeon_atom_set_engine_clock,
 210         .set_memory_clock = &radeon_atom_set_memory_clock,
 211         .set_pcie_lanes = &rv370_set_pcie_lanes,
 212         .set_clock_gating = &radeon_atom_set_clock_gating,
 213         .set_surface_reg = r100_set_surface_reg,
 214         .clear_surface_reg = r100_clear_surface_reg,
 215         .bandwidth_update = &r100_bandwidth_update,
 216 };
 217
 218
 219 /*
 220  * rs400,rs480
 221  */
 222 void rs400_errata(struct radeon_device *rdev);
 223 void rs400_vram_info(struct radeon_device *rdev);
 224 int rs400_mc_init(struct radeon_device *rdev);
 225 void rs400_mc_fini(struct radeon_device *rdev);
 226 int rs400_gart_enable(struct radeon_device *rdev);
 227 void rs400_gart_disable(struct radeon_device *rdev);
 228 void rs400_gart_tlb_flush(struct radeon_device *rdev);
 229 int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
 230 uint32_t rs400_mc_rreg(struct radeon_device *rdev, uint32_t reg);
 231 void rs400_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 232 static struct radeon_asic rs400_asic = {
 233         .init = &r300_init,
 234         .errata = &rs400_errata,
 235         .vram_info = &rs400_vram_info,
 236         .gpu_reset = &r300_gpu_reset,
 237         .mc_init = &rs400_mc_init,
 238         .mc_fini = &rs400_mc_fini,
 239         .wb_init = &r100_wb_init,
 240         .wb_fini = &r100_wb_fini,
 241         .gart_enable = &rs400_gart_enable,
 242         .gart_disable = &rs400_gart_disable,
 243         .gart_tlb_flush = &rs400_gart_tlb_flush,
 244         .gart_set_page = &rs400_gart_set_page,
 245         .cp_init = &r100_cp_init,
 246         .cp_fini = &r100_cp_fini,
 247         .cp_disable = &r100_cp_disable,
 248         .ring_start = &r300_ring_start,
 249         .irq_set = &r100_irq_set,
 250         .irq_process = &r100_irq_process,
 251         .get_vblank_counter = &r100_get_vblank_counter,
 252         .fence_ring_emit = &r300_fence_ring_emit,
 253         .cs_parse = &r300_cs_parse,
 254         .copy_blit = &r100_copy_blit,
 255         .copy_dma = &r300_copy_dma,
 256         .copy = &r100_copy_blit,
 257         .set_engine_clock = &radeon_legacy_set_engine_clock,
 258         .set_memory_clock = NULL,
 259         .set_pcie_lanes = NULL,
 260         .set_clock_gating = &radeon_legacy_set_clock_gating,
 261         .set_surface_reg = r100_set_surface_reg,
 262         .clear_surface_reg = r100_clear_surface_reg,
 263         .bandwidth_update = &r100_bandwidth_update,
 264 };
 265
 266
 267 /*
 268  * rs600.
 269  */
 270 int rs600_init(struct radeon_device *rdev);
 271 void rs600_errata(struct radeon_device *rdev);
 272 void rs600_vram_info(struct radeon_device *rdev);
 273 int rs600_mc_init(struct radeon_device *rdev);
 274 void rs600_mc_fini(struct radeon_device *rdev);
 275 int rs600_irq_set(struct radeon_device *rdev);
 276 int rs600_irq_process(struct radeon_device *rdev);
 277 u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc);
 278 int rs600_gart_enable(struct radeon_device *rdev);
 279 void rs600_gart_disable(struct radeon_device *rdev);
 280 void rs600_gart_tlb_flush(struct radeon_device *rdev);
 281 int rs600_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
 282 uint32_t rs600_mc_rreg(struct radeon_device *rdev, uint32_t reg);
 283 void rs600_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 284 void rs600_bandwidth_update(struct radeon_device *rdev);
 285 static struct radeon_asic rs600_asic = {
 286         .init = &rs600_init,
 287         .errata = &rs600_errata,
 288         .vram_info = &rs600_vram_info,
 289         .gpu_reset = &r300_gpu_reset,
 290         .mc_init = &rs600_mc_init,
 291         .mc_fini = &rs600_mc_fini,
 292         .wb_init = &r100_wb_init,
 293         .wb_fini = &r100_wb_fini,
 294         .gart_enable = &rs600_gart_enable,
 295         .gart_disable = &rs600_gart_disable,
 296         .gart_tlb_flush = &rs600_gart_tlb_flush,
 297         .gart_set_page = &rs600_gart_set_page,
 298         .cp_init = &r100_cp_init,
 299         .cp_fini = &r100_cp_fini,
 300         .cp_disable = &r100_cp_disable,
 301         .ring_start = &r300_ring_start,
 302         .irq_set = &rs600_irq_set,
 303         .irq_process = &rs600_irq_process,
 304         .get_vblank_counter = &rs600_get_vblank_counter,
 305         .fence_ring_emit = &r300_fence_ring_emit,
 306         .cs_parse = &r300_cs_parse,
 307         .copy_blit = &r100_copy_blit,
 308         .copy_dma = &r300_copy_dma,
 309         .copy = &r100_copy_blit,
 310         .set_engine_clock = &radeon_atom_set_engine_clock,
 311         .set_memory_clock = &radeon_atom_set_memory_clock,
 312         .set_pcie_lanes = NULL,
 313         .set_clock_gating = &radeon_atom_set_clock_gating,
 314         .bandwidth_update = &rs600_bandwidth_update,
 315 };
 316
 317
 318 /*
 319  * rs690,rs740
 320  */
 321 void rs690_errata(struct radeon_device *rdev);
 322 void rs690_vram_info(struct radeon_device *rdev);
 323 int rs690_mc_init(struct radeon_device *rdev);
 324 void rs690_mc_fini(struct radeon_device *rdev);
 325 uint32_t rs690_mc_rreg(struct radeon_device *rdev, uint32_t reg);
 326 void rs690_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 327 void rs690_bandwidth_update(struct radeon_device *rdev);
 328 static struct radeon_asic rs690_asic = {
 329         .init = &rs600_init,
 330         .errata = &rs690_errata,
 331         .vram_info = &rs690_vram_info,
 332         .gpu_reset = &r300_gpu_reset,
 333         .mc_init = &rs690_mc_init,
 334         .mc_fini = &rs690_mc_fini,
 335         .wb_init = &r100_wb_init,
 336         .wb_fini = &r100_wb_fini,
 337         .gart_enable = &rs400_gart_enable,
 338         .gart_disable = &rs400_gart_disable,
 339         .gart_tlb_flush = &rs400_gart_tlb_flush,
 340         .gart_set_page = &rs400_gart_set_page,
 341         .cp_init = &r100_cp_init,
 342         .cp_fini = &r100_cp_fini,
 343         .cp_disable = &r100_cp_disable,
 344         .ring_start = &r300_ring_start,
 345         .irq_set = &rs600_irq_set,
 346         .irq_process = &rs600_irq_process,
 347         .get_vblank_counter = &rs600_get_vblank_counter,
 348         .fence_ring_emit = &r300_fence_ring_emit,
 349         .cs_parse = &r300_cs_parse,
 350         .copy_blit = &r100_copy_blit,
 351         .copy_dma = &r300_copy_dma,
 352         .copy = &r300_copy_dma,
 353         .set_engine_clock = &radeon_atom_set_engine_clock,
 354         .set_memory_clock = &radeon_atom_set_memory_clock,
 355         .set_pcie_lanes = NULL,
 356         .set_clock_gating = &radeon_atom_set_clock_gating,
 357         .set_surface_reg = r100_set_surface_reg,
 358         .clear_surface_reg = r100_clear_surface_reg,
 359         .bandwidth_update = &rs690_bandwidth_update,
 360 };
 361
 362
 363 /*
 364  * rv515
 365  */
 366 int rv515_init(struct radeon_device *rdev);
 367 void rv515_errata(struct radeon_device *rdev);
 368 void rv515_vram_info(struct radeon_device *rdev);
 369 int rv515_gpu_reset(struct radeon_device *rdev);
 370 int rv515_mc_init(struct radeon_device *rdev);
 371 void rv515_mc_fini(struct radeon_device *rdev);
 372 uint32_t rv515_mc_rreg(struct radeon_device *rdev, uint32_t reg);
 373 void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 374 void rv515_ring_start(struct radeon_device *rdev);
 375 uint32_t rv515_pcie_rreg(struct radeon_device *rdev, uint32_t reg);
 376 void rv515_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 377 void rv515_bandwidth_update(struct radeon_device *rdev);
 378 static struct radeon_asic rv515_asic = {
 379         .init = &rv515_init,
 380         .errata = &rv515_errata,
 381         .vram_info = &rv515_vram_info,
 382         .gpu_reset = &rv515_gpu_reset,
 383         .mc_init = &rv515_mc_init,
 384         .mc_fini = &rv515_mc_fini,
 385         .wb_init = &r100_wb_init,
 386         .wb_fini = &r100_wb_fini,
 387         .gart_enable = &r300_gart_enable,
 388         .gart_disable = &rv370_pcie_gart_disable,
 389         .gart_tlb_flush = &rv370_pcie_gart_tlb_flush,
 390         .gart_set_page = &rv370_pcie_gart_set_page,
 391         .cp_init = &r100_cp_init,
 392         .cp_fini = &r100_cp_fini,
 393         .cp_disable = &r100_cp_disable,
 394         .ring_start = &rv515_ring_start,
 395         .irq_set = &rs600_irq_set,
 396         .irq_process = &rs600_irq_process,
 397         .get_vblank_counter = &rs600_get_vblank_counter,
 398         .fence_ring_emit = &r300_fence_ring_emit,
 399         .cs_parse = &r300_cs_parse,
 400         .copy_blit = &r100_copy_blit,
 401         .copy_dma = &r300_copy_dma,
 402         .copy = &r100_copy_blit,
 403         .set_engine_clock = &radeon_atom_set_engine_clock,
 404         .set_memory_clock = &radeon_atom_set_memory_clock,
 405         .set_pcie_lanes = &rv370_set_pcie_lanes,
 406         .set_clock_gating = &radeon_atom_set_clock_gating,
 407         .set_surface_reg = r100_set_surface_reg,
 408         .clear_surface_reg = r100_clear_surface_reg,
 409         .bandwidth_update = &rv515_bandwidth_update,
 410 };
 411
 412
 413 /*
 414  * r520,rv530,rv560,rv570,r580
 415  */
 416 void r520_errata(struct radeon_device *rdev);
 417 void r520_vram_info(struct radeon_device *rdev);
 418 int r520_mc_init(struct radeon_device *rdev);
 419 void r520_mc_fini(struct radeon_device *rdev);
 420 void r520_bandwidth_update(struct radeon_device *rdev);
 421 static struct radeon_asic r520_asic = {
 422         .init = &rv515_init,
 423         .errata = &r520_errata,
 424         .vram_info = &r520_vram_info,
 425         .gpu_reset = &rv515_gpu_reset,
 426         .mc_init = &r520_mc_init,
 427         .mc_fini = &r520_mc_fini,
 428         .wb_init = &r100_wb_init,
 429         .wb_fini = &r100_wb_fini,
 430         .gart_enable = &r300_gart_enable,
 431         .gart_disable = &rv370_pcie_gart_disable,
 432         .gart_tlb_flush = &rv370_pcie_gart_tlb_flush,
 433         .gart_set_page = &rv370_pcie_gart_set_page,
 434         .cp_init = &r100_cp_init,
 435         .cp_fini = &r100_cp_fini,
 436         .cp_disable = &r100_cp_disable,
 437         .ring_start = &rv515_ring_start,
 438         .irq_set = &rs600_irq_set,
 439         .irq_process = &rs600_irq_process,
 440         .get_vblank_counter = &rs600_get_vblank_counter,
 441         .fence_ring_emit = &r300_fence_ring_emit,
 442         .cs_parse = &r300_cs_parse,
 443         .copy_blit = &r100_copy_blit,
 444         .copy_dma = &r300_copy_dma,
 445         .copy = &r100_copy_blit,
 446         .set_engine_clock = &radeon_atom_set_engine_clock,
 447         .set_memory_clock = &radeon_atom_set_memory_clock,
 448         .set_pcie_lanes = &rv370_set_pcie_lanes,
 449         .set_clock_gating = &radeon_atom_set_clock_gating,
 450         .set_surface_reg = r100_set_surface_reg,
 451         .clear_surface_reg = r100_clear_surface_reg,
 452         .bandwidth_update = &r520_bandwidth_update,
 453 };
 454
 455 /*
 456  * r600,rv610,rv630,rv620,rv635,rv670,rs780,rv770,rv730,rv710
 457  */
 458 uint32_t r600_pciep_rreg(struct radeon_device *rdev, uint32_t reg);
 459 void r600_pciep_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 460
 461 #endif