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/seq_file.h> 29 #include <linux/slab.h> 30 #include <drm/drmP.h> 31 #include <drm/drm.h> 32 #include <drm/drm_crtc_helper.h> 33 #include "radeon_reg.h" 34 #include "radeon.h" 35 #include "radeon_asic.h" 36 #include <drm/radeon_drm.h> 37 #include "r100_track.h" 38 #include "r300d.h" 39 #include "rv350d.h" 40 #include "r300_reg_safe.h" 41 42 /* This files gather functions specifics to: r300,r350,rv350,rv370,rv380 43 * 44 * GPU Errata: 45 * - HOST_PATH_CNTL: r300 family seems to dislike write to HOST_PATH_CNTL 46 * using MMIO to flush host path read cache, this lead to HARDLOCKUP. 47 * However, scheduling such write to the ring seems harmless, i suspect 48 * the CP read collide with the flush somehow, or maybe the MC, hard to 49 * tell. (Jerome Glisse) 50 */ 51 52 /* 53 * rv370,rv380 PCIE GART 54 */ 55 static int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev); 56 57 void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev) 58 { 59 uint32_t tmp; 60 int i; 61 62 /* Workaround HW bug do flush 2 times */ 63 for (i = 0; i < 2; i++) { 64 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); 65 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp | RADEON_PCIE_TX_GART_INVALIDATE_TLB); 66 (void)RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); 67 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); 68 } 69 mb(); 70 } 71 72 #define R300_PTE_UNSNOOPED (1 << 0) 73 #define R300_PTE_WRITEABLE (1 << 2) 74 #define R300_PTE_READABLE (1 << 3) 75 76 void rv370_pcie_gart_set_page(struct radeon_device *rdev, unsigned i, 77 uint64_t addr, uint32_t flags) 78 { 79 void __iomem *ptr = rdev->gart.ptr; 80 81 addr = (lower_32_bits(addr) >> 8) | 82 ((upper_32_bits(addr) & 0xff) << 24); 83 if (flags & RADEON_GART_PAGE_READ) 84 addr |= R300_PTE_READABLE; 85 if (flags & RADEON_GART_PAGE_WRITE) 86 addr |= R300_PTE_WRITEABLE; 87 if (!(flags & RADEON_GART_PAGE_SNOOP)) 88 addr |= R300_PTE_UNSNOOPED; 89 /* on x86 we want this to be CPU endian, on powerpc 90 * on powerpc without HW swappers, it'll get swapped on way 91 * into VRAM - so no need for cpu_to_le32 on VRAM tables */ 92 writel(addr, ((void __iomem *)ptr) + (i * 4)); 93 } 94 95 int rv370_pcie_gart_init(struct radeon_device *rdev) 96 { 97 int r; 98 99 if (rdev->gart.robj) { 100 WARN(1, "RV370 PCIE GART already initialized\n"); 101 return 0; 102 } 103 /* Initialize common gart structure */ 104 r = radeon_gart_init(rdev); 105 if (r) 106 return r; 107 r = rv370_debugfs_pcie_gart_info_init(rdev); 108 if (r) 109 DRM_ERROR("Failed to register debugfs file for PCIE gart !\n"); 110 rdev->gart.table_size = rdev->gart.num_gpu_pages * 4; 111 rdev->asic->gart.tlb_flush = &rv370_pcie_gart_tlb_flush; 112 rdev->asic->gart.set_page = &rv370_pcie_gart_set_page; 113 return radeon_gart_table_vram_alloc(rdev); 114 } 115 116 int rv370_pcie_gart_enable(struct radeon_device *rdev) 117 { 118 uint32_t table_addr; 119 uint32_t tmp; 120 int r; 121 122 if (rdev->gart.robj == NULL) { 123 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); 124 return -EINVAL; 125 } 126 r = radeon_gart_table_vram_pin(rdev); 127 if (r) 128 return r; 129 /* discard memory request outside of configured range */ 130 tmp = RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD; 131 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); 132 WREG32_PCIE(RADEON_PCIE_TX_GART_START_LO, rdev->mc.gtt_start); 133 tmp = rdev->mc.gtt_end & ~RADEON_GPU_PAGE_MASK; 134 WREG32_PCIE(RADEON_PCIE_TX_GART_END_LO, tmp); 135 WREG32_PCIE(RADEON_PCIE_TX_GART_START_HI, 0); 136 WREG32_PCIE(RADEON_PCIE_TX_GART_END_HI, 0); 137 table_addr = rdev->gart.table_addr; 138 WREG32_PCIE(RADEON_PCIE_TX_GART_BASE, table_addr); 139 /* FIXME: setup default page */ 140 WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO, rdev->mc.vram_start); 141 WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_HI, 0); 142 /* Clear error */ 143 WREG32_PCIE(RADEON_PCIE_TX_GART_ERROR, 0); 144 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); 145 tmp |= RADEON_PCIE_TX_GART_EN; 146 tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD; 147 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); 148 rv370_pcie_gart_tlb_flush(rdev); 149 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", 150 (unsigned)(rdev->mc.gtt_size >> 20), 151 (unsigned long long)table_addr); 152 rdev->gart.ready = true; 153 return 0; 154 } 155 156 void rv370_pcie_gart_disable(struct radeon_device *rdev) 157 { 158 u32 tmp; 159 160 WREG32_PCIE(RADEON_PCIE_TX_GART_START_LO, 0); 161 WREG32_PCIE(RADEON_PCIE_TX_GART_END_LO, 0); 162 WREG32_PCIE(RADEON_PCIE_TX_GART_START_HI, 0); 163 WREG32_PCIE(RADEON_PCIE_TX_GART_END_HI, 0); 164 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); 165 tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD; 166 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp & ~RADEON_PCIE_TX_GART_EN); 167 radeon_gart_table_vram_unpin(rdev); 168 } 169 170 void rv370_pcie_gart_fini(struct radeon_device *rdev) 171 { 172 radeon_gart_fini(rdev); 173 rv370_pcie_gart_disable(rdev); 174 radeon_gart_table_vram_free(rdev); 175 } 176 177 void r300_fence_ring_emit(struct radeon_device *rdev, 178 struct radeon_fence *fence) 179 { 180 struct radeon_ring *ring = &rdev->ring[fence->ring]; 181 182 /* Who ever call radeon_fence_emit should call ring_lock and ask 183 * for enough space (today caller are ib schedule and buffer move) */ 184 /* Write SC register so SC & US assert idle */ 185 radeon_ring_write(ring, PACKET0(R300_RE_SCISSORS_TL, 0)); 186 radeon_ring_write(ring, 0); 187 radeon_ring_write(ring, PACKET0(R300_RE_SCISSORS_BR, 0)); 188 radeon_ring_write(ring, 0); 189 /* Flush 3D cache */ 190 radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); 191 radeon_ring_write(ring, R300_RB3D_DC_FLUSH); 192 radeon_ring_write(ring, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0)); 193 radeon_ring_write(ring, R300_ZC_FLUSH); 194 /* Wait until IDLE & CLEAN */ 195 radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); 196 radeon_ring_write(ring, (RADEON_WAIT_3D_IDLECLEAN | 197 RADEON_WAIT_2D_IDLECLEAN | 198 RADEON_WAIT_DMA_GUI_IDLE)); 199 radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0)); 200 radeon_ring_write(ring, rdev->config.r300.hdp_cntl | 201 RADEON_HDP_READ_BUFFER_INVALIDATE); 202 radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0)); 203 radeon_ring_write(ring, rdev->config.r300.hdp_cntl); 204 /* Emit fence sequence & fire IRQ */ 205 radeon_ring_write(ring, PACKET0(rdev->fence_drv[fence->ring].scratch_reg, 0)); 206 radeon_ring_write(ring, fence->seq); 207 radeon_ring_write(ring, PACKET0(RADEON_GEN_INT_STATUS, 0)); 208 radeon_ring_write(ring, RADEON_SW_INT_FIRE); 209 } 210 211 void r300_ring_start(struct radeon_device *rdev, struct radeon_ring *ring) 212 { 213 unsigned gb_tile_config; 214 int r; 215 216 /* Sub pixel 1/12 so we can have 4K rendering according to doc */ 217 gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16); 218 switch(rdev->num_gb_pipes) { 219 case 2: 220 gb_tile_config |= R300_PIPE_COUNT_R300; 221 break; 222 case 3: 223 gb_tile_config |= R300_PIPE_COUNT_R420_3P; 224 break; 225 case 4: 226 gb_tile_config |= R300_PIPE_COUNT_R420; 227 break; 228 case 1: 229 default: 230 gb_tile_config |= R300_PIPE_COUNT_RV350; 231 break; 232 } 233 234 r = radeon_ring_lock(rdev, ring, 64); 235 if (r) { 236 return; 237 } 238 radeon_ring_write(ring, PACKET0(RADEON_ISYNC_CNTL, 0)); 239 radeon_ring_write(ring, 240 RADEON_ISYNC_ANY2D_IDLE3D | 241 RADEON_ISYNC_ANY3D_IDLE2D | 242 RADEON_ISYNC_WAIT_IDLEGUI | 243 RADEON_ISYNC_CPSCRATCH_IDLEGUI); 244 radeon_ring_write(ring, PACKET0(R300_GB_TILE_CONFIG, 0)); 245 radeon_ring_write(ring, gb_tile_config); 246 radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); 247 radeon_ring_write(ring, 248 RADEON_WAIT_2D_IDLECLEAN | 249 RADEON_WAIT_3D_IDLECLEAN); 250 radeon_ring_write(ring, PACKET0(R300_DST_PIPE_CONFIG, 0)); 251 radeon_ring_write(ring, R300_PIPE_AUTO_CONFIG); 252 radeon_ring_write(ring, PACKET0(R300_GB_SELECT, 0)); 253 radeon_ring_write(ring, 0); 254 radeon_ring_write(ring, PACKET0(R300_GB_ENABLE, 0)); 255 radeon_ring_write(ring, 0); 256 radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); 257 radeon_ring_write(ring, R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE); 258 radeon_ring_write(ring, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0)); 259 radeon_ring_write(ring, R300_ZC_FLUSH | R300_ZC_FREE); 260 radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); 261 radeon_ring_write(ring, 262 RADEON_WAIT_2D_IDLECLEAN | 263 RADEON_WAIT_3D_IDLECLEAN); 264 radeon_ring_write(ring, PACKET0(R300_GB_AA_CONFIG, 0)); 265 radeon_ring_write(ring, 0); 266 radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); 267 radeon_ring_write(ring, R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE); 268 radeon_ring_write(ring, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0)); 269 radeon_ring_write(ring, R300_ZC_FLUSH | R300_ZC_FREE); 270 radeon_ring_write(ring, PACKET0(R300_GB_MSPOS0, 0)); 271 radeon_ring_write(ring, 272 ((6 << R300_MS_X0_SHIFT) | 273 (6 << R300_MS_Y0_SHIFT) | 274 (6 << R300_MS_X1_SHIFT) | 275 (6 << R300_MS_Y1_SHIFT) | 276 (6 << R300_MS_X2_SHIFT) | 277 (6 << R300_MS_Y2_SHIFT) | 278 (6 << R300_MSBD0_Y_SHIFT) | 279 (6 << R300_MSBD0_X_SHIFT))); 280 radeon_ring_write(ring, PACKET0(R300_GB_MSPOS1, 0)); 281 radeon_ring_write(ring, 282 ((6 << R300_MS_X3_SHIFT) | 283 (6 << R300_MS_Y3_SHIFT) | 284 (6 << R300_MS_X4_SHIFT) | 285 (6 << R300_MS_Y4_SHIFT) | 286 (6 << R300_MS_X5_SHIFT) | 287 (6 << R300_MS_Y5_SHIFT) | 288 (6 << R300_MSBD1_SHIFT))); 289 radeon_ring_write(ring, PACKET0(R300_GA_ENHANCE, 0)); 290 radeon_ring_write(ring, R300_GA_DEADLOCK_CNTL | R300_GA_FASTSYNC_CNTL); 291 radeon_ring_write(ring, PACKET0(R300_GA_POLY_MODE, 0)); 292 radeon_ring_write(ring, 293 R300_FRONT_PTYPE_TRIANGE | R300_BACK_PTYPE_TRIANGE); 294 radeon_ring_write(ring, PACKET0(R300_GA_ROUND_MODE, 0)); 295 radeon_ring_write(ring, 296 R300_GEOMETRY_ROUND_NEAREST | 297 R300_COLOR_ROUND_NEAREST); 298 radeon_ring_unlock_commit(rdev, ring, false); 299 } 300 301 static void r300_errata(struct radeon_device *rdev) 302 { 303 rdev->pll_errata = 0; 304 305 if (rdev->family == CHIP_R300 && 306 (RREG32(RADEON_CONFIG_CNTL) & RADEON_CFG_ATI_REV_ID_MASK) == RADEON_CFG_ATI_REV_A11) { 307 rdev->pll_errata |= CHIP_ERRATA_R300_CG; 308 } 309 } 310 311 int r300_mc_wait_for_idle(struct radeon_device *rdev) 312 { 313 unsigned i; 314 uint32_t tmp; 315 316 for (i = 0; i < rdev->usec_timeout; i++) { 317 /* read MC_STATUS */ 318 tmp = RREG32(RADEON_MC_STATUS); 319 if (tmp & R300_MC_IDLE) { 320 return 0; 321 } 322 DRM_UDELAY(1); 323 } 324 return -1; 325 } 326 327 static void r300_gpu_init(struct radeon_device *rdev) 328 { 329 uint32_t gb_tile_config, tmp; 330 331 if ((rdev->family == CHIP_R300 && rdev->pdev->device != 0x4144) || 332 (rdev->family == CHIP_R350 && rdev->pdev->device != 0x4148)) { 333 /* r300,r350 */ 334 rdev->num_gb_pipes = 2; 335 } else { 336 /* rv350,rv370,rv380,r300 AD, r350 AH */ 337 rdev->num_gb_pipes = 1; 338 } 339 rdev->num_z_pipes = 1; 340 gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16); 341 switch (rdev->num_gb_pipes) { 342 case 2: 343 gb_tile_config |= R300_PIPE_COUNT_R300; 344 break; 345 case 3: 346 gb_tile_config |= R300_PIPE_COUNT_R420_3P; 347 break; 348 case 4: 349 gb_tile_config |= R300_PIPE_COUNT_R420; 350 break; 351 default: 352 case 1: 353 gb_tile_config |= R300_PIPE_COUNT_RV350; 354 break; 355 } 356 WREG32(R300_GB_TILE_CONFIG, gb_tile_config); 357 358 if (r100_gui_wait_for_idle(rdev)) { 359 printk(KERN_WARNING "Failed to wait GUI idle while " 360 "programming pipes. Bad things might happen.\n"); 361 } 362 363 tmp = RREG32(R300_DST_PIPE_CONFIG); 364 WREG32(R300_DST_PIPE_CONFIG, tmp | R300_PIPE_AUTO_CONFIG); 365 366 WREG32(R300_RB2D_DSTCACHE_MODE, 367 R300_DC_AUTOFLUSH_ENABLE | 368 R300_DC_DC_DISABLE_IGNORE_PE); 369 370 if (r100_gui_wait_for_idle(rdev)) { 371 printk(KERN_WARNING "Failed to wait GUI idle while " 372 "programming pipes. Bad things might happen.\n"); 373 } 374 if (r300_mc_wait_for_idle(rdev)) { 375 printk(KERN_WARNING "Failed to wait MC idle while " 376 "programming pipes. Bad things might happen.\n"); 377 } 378 DRM_INFO("radeon: %d quad pipes, %d Z pipes initialized.\n", 379 rdev->num_gb_pipes, rdev->num_z_pipes); 380 } 381 382 int r300_asic_reset(struct radeon_device *rdev) 383 { 384 struct r100_mc_save save; 385 u32 status, tmp; 386 int ret = 0; 387 388 status = RREG32(R_000E40_RBBM_STATUS); 389 if (!G_000E40_GUI_ACTIVE(status)) { 390 return 0; 391 } 392 r100_mc_stop(rdev, &save); 393 status = RREG32(R_000E40_RBBM_STATUS); 394 dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); 395 /* stop CP */ 396 WREG32(RADEON_CP_CSQ_CNTL, 0); 397 tmp = RREG32(RADEON_CP_RB_CNTL); 398 WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA); 399 WREG32(RADEON_CP_RB_RPTR_WR, 0); 400 WREG32(RADEON_CP_RB_WPTR, 0); 401 WREG32(RADEON_CP_RB_CNTL, tmp); 402 /* save PCI state */ 403 pci_save_state(rdev->pdev); 404 /* disable bus mastering */ 405 r100_bm_disable(rdev); 406 WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_VAP(1) | 407 S_0000F0_SOFT_RESET_GA(1)); 408 RREG32(R_0000F0_RBBM_SOFT_RESET); 409 mdelay(500); 410 WREG32(R_0000F0_RBBM_SOFT_RESET, 0); 411 mdelay(1); 412 status = RREG32(R_000E40_RBBM_STATUS); 413 dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); 414 /* resetting the CP seems to be problematic sometimes it end up 415 * hard locking the computer, but it's necessary for successful 416 * reset more test & playing is needed on R3XX/R4XX to find a 417 * reliable (if any solution) 418 */ 419 WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_CP(1)); 420 RREG32(R_0000F0_RBBM_SOFT_RESET); 421 mdelay(500); 422 WREG32(R_0000F0_RBBM_SOFT_RESET, 0); 423 mdelay(1); 424 status = RREG32(R_000E40_RBBM_STATUS); 425 dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); 426 /* restore PCI & busmastering */ 427 pci_restore_state(rdev->pdev); 428 r100_enable_bm(rdev); 429 /* Check if GPU is idle */ 430 if (G_000E40_GA_BUSY(status) || G_000E40_VAP_BUSY(status)) { 431 dev_err(rdev->dev, "failed to reset GPU\n"); 432 ret = -1; 433 } else 434 dev_info(rdev->dev, "GPU reset succeed\n"); 435 r100_mc_resume(rdev, &save); 436 return ret; 437 } 438 439 /* 440 * r300,r350,rv350,rv380 VRAM info 441 */ 442 void r300_mc_init(struct radeon_device *rdev) 443 { 444 u64 base; 445 u32 tmp; 446 447 /* DDR for all card after R300 & IGP */ 448 rdev->mc.vram_is_ddr = true; 449 tmp = RREG32(RADEON_MEM_CNTL); 450 tmp &= R300_MEM_NUM_CHANNELS_MASK; 451 switch (tmp) { 452 case 0: rdev->mc.vram_width = 64; break; 453 case 1: rdev->mc.vram_width = 128; break; 454 case 2: rdev->mc.vram_width = 256; break; 455 default: rdev->mc.vram_width = 128; break; 456 } 457 r100_vram_init_sizes(rdev); 458 base = rdev->mc.aper_base; 459 if (rdev->flags & RADEON_IS_IGP) 460 base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16; 461 radeon_vram_location(rdev, &rdev->mc, base); 462 rdev->mc.gtt_base_align = 0; 463 if (!(rdev->flags & RADEON_IS_AGP)) 464 radeon_gtt_location(rdev, &rdev->mc); 465 radeon_update_bandwidth_info(rdev); 466 } 467 468 void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes) 469 { 470 uint32_t link_width_cntl, mask; 471 472 if (rdev->flags & RADEON_IS_IGP) 473 return; 474 475 if (!(rdev->flags & RADEON_IS_PCIE)) 476 return; 477 478 /* FIXME wait for idle */ 479 480 switch (lanes) { 481 case 0: 482 mask = RADEON_PCIE_LC_LINK_WIDTH_X0; 483 break; 484 case 1: 485 mask = RADEON_PCIE_LC_LINK_WIDTH_X1; 486 break; 487 case 2: 488 mask = RADEON_PCIE_LC_LINK_WIDTH_X2; 489 break; 490 case 4: 491 mask = RADEON_PCIE_LC_LINK_WIDTH_X4; 492 break; 493 case 8: 494 mask = RADEON_PCIE_LC_LINK_WIDTH_X8; 495 break; 496 case 12: 497 mask = RADEON_PCIE_LC_LINK_WIDTH_X12; 498 break; 499 case 16: 500 default: 501 mask = RADEON_PCIE_LC_LINK_WIDTH_X16; 502 break; 503 } 504 505 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL); 506 507 if ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) == 508 (mask << RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT)) 509 return; 510 511 link_width_cntl &= ~(RADEON_PCIE_LC_LINK_WIDTH_MASK | 512 RADEON_PCIE_LC_RECONFIG_NOW | 513 RADEON_PCIE_LC_RECONFIG_LATER | 514 RADEON_PCIE_LC_SHORT_RECONFIG_EN); 515 link_width_cntl |= mask; 516 WREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); 517 WREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL, (link_width_cntl | 518 RADEON_PCIE_LC_RECONFIG_NOW)); 519 520 /* wait for lane set to complete */ 521 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL); 522 while (link_width_cntl == 0xffffffff) 523 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL); 524 525 } 526 527 int rv370_get_pcie_lanes(struct radeon_device *rdev) 528 { 529 u32 link_width_cntl; 530 531 if (rdev->flags & RADEON_IS_IGP) 532 return 0; 533 534 if (!(rdev->flags & RADEON_IS_PCIE)) 535 return 0; 536 537 /* FIXME wait for idle */ 538 539 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL); 540 541 switch ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) >> RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT) { 542 case RADEON_PCIE_LC_LINK_WIDTH_X0: 543 return 0; 544 case RADEON_PCIE_LC_LINK_WIDTH_X1: 545 return 1; 546 case RADEON_PCIE_LC_LINK_WIDTH_X2: 547 return 2; 548 case RADEON_PCIE_LC_LINK_WIDTH_X4: 549 return 4; 550 case RADEON_PCIE_LC_LINK_WIDTH_X8: 551 return 8; 552 case RADEON_PCIE_LC_LINK_WIDTH_X16: 553 default: 554 return 16; 555 } 556 } 557 558 #if defined(CONFIG_DEBUG_FS) 559 static int rv370_debugfs_pcie_gart_info(struct seq_file *m, void *data) 560 { 561 struct drm_info_node *node = (struct drm_info_node *) m->private; 562 struct drm_device *dev = node->minor->dev; 563 struct radeon_device *rdev = dev->dev_private; 564 uint32_t tmp; 565 566 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); 567 seq_printf(m, "PCIE_TX_GART_CNTL 0x%08x\n", tmp); 568 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_BASE); 569 seq_printf(m, "PCIE_TX_GART_BASE 0x%08x\n", tmp); 570 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_START_LO); 571 seq_printf(m, "PCIE_TX_GART_START_LO 0x%08x\n", tmp); 572 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_START_HI); 573 seq_printf(m, "PCIE_TX_GART_START_HI 0x%08x\n", tmp); 574 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_END_LO); 575 seq_printf(m, "PCIE_TX_GART_END_LO 0x%08x\n", tmp); 576 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_END_HI); 577 seq_printf(m, "PCIE_TX_GART_END_HI 0x%08x\n", tmp); 578 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_ERROR); 579 seq_printf(m, "PCIE_TX_GART_ERROR 0x%08x\n", tmp); 580 return 0; 581 } 582 583 static struct drm_info_list rv370_pcie_gart_info_list[] = { 584 {"rv370_pcie_gart_info", rv370_debugfs_pcie_gart_info, 0, NULL}, 585 }; 586 #endif 587 588 static int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev) 589 { 590 #if defined(CONFIG_DEBUG_FS) 591 return radeon_debugfs_add_files(rdev, rv370_pcie_gart_info_list, 1); 592 #else 593 return 0; 594 #endif 595 } 596 597 static int r300_packet0_check(struct radeon_cs_parser *p, 598 struct radeon_cs_packet *pkt, 599 unsigned idx, unsigned reg) 600 { 601 struct radeon_cs_reloc *reloc; 602 struct r100_cs_track *track; 603 volatile uint32_t *ib; 604 uint32_t tmp, tile_flags = 0; 605 unsigned i; 606 int r; 607 u32 idx_value; 608 609 ib = p->ib.ptr; 610 track = (struct r100_cs_track *)p->track; 611 idx_value = radeon_get_ib_value(p, idx); 612 613 switch(reg) { 614 case AVIVO_D1MODE_VLINE_START_END: 615 case RADEON_CRTC_GUI_TRIG_VLINE: 616 r = r100_cs_packet_parse_vline(p); 617 if (r) { 618 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 619 idx, reg); 620 radeon_cs_dump_packet(p, pkt); 621 return r; 622 } 623 break; 624 case RADEON_DST_PITCH_OFFSET: 625 case RADEON_SRC_PITCH_OFFSET: 626 r = r100_reloc_pitch_offset(p, pkt, idx, reg); 627 if (r) 628 return r; 629 break; 630 case R300_RB3D_COLOROFFSET0: 631 case R300_RB3D_COLOROFFSET1: 632 case R300_RB3D_COLOROFFSET2: 633 case R300_RB3D_COLOROFFSET3: 634 i = (reg - R300_RB3D_COLOROFFSET0) >> 2; 635 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 636 if (r) { 637 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 638 idx, reg); 639 radeon_cs_dump_packet(p, pkt); 640 return r; 641 } 642 track->cb[i].robj = reloc->robj; 643 track->cb[i].offset = idx_value; 644 track->cb_dirty = true; 645 ib[idx] = idx_value + ((u32)reloc->gpu_offset); 646 break; 647 case R300_ZB_DEPTHOFFSET: 648 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 649 if (r) { 650 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 651 idx, reg); 652 radeon_cs_dump_packet(p, pkt); 653 return r; 654 } 655 track->zb.robj = reloc->robj; 656 track->zb.offset = idx_value; 657 track->zb_dirty = true; 658 ib[idx] = idx_value + ((u32)reloc->gpu_offset); 659 break; 660 case R300_TX_OFFSET_0: 661 case R300_TX_OFFSET_0+4: 662 case R300_TX_OFFSET_0+8: 663 case R300_TX_OFFSET_0+12: 664 case R300_TX_OFFSET_0+16: 665 case R300_TX_OFFSET_0+20: 666 case R300_TX_OFFSET_0+24: 667 case R300_TX_OFFSET_0+28: 668 case R300_TX_OFFSET_0+32: 669 case R300_TX_OFFSET_0+36: 670 case R300_TX_OFFSET_0+40: 671 case R300_TX_OFFSET_0+44: 672 case R300_TX_OFFSET_0+48: 673 case R300_TX_OFFSET_0+52: 674 case R300_TX_OFFSET_0+56: 675 case R300_TX_OFFSET_0+60: 676 i = (reg - R300_TX_OFFSET_0) >> 2; 677 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 678 if (r) { 679 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 680 idx, reg); 681 radeon_cs_dump_packet(p, pkt); 682 return r; 683 } 684 685 if (p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) { 686 ib[idx] = (idx_value & 31) | /* keep the 1st 5 bits */ 687 ((idx_value & ~31) + (u32)reloc->gpu_offset); 688 } else { 689 if (reloc->tiling_flags & RADEON_TILING_MACRO) 690 tile_flags |= R300_TXO_MACRO_TILE; 691 if (reloc->tiling_flags & RADEON_TILING_MICRO) 692 tile_flags |= R300_TXO_MICRO_TILE; 693 else if (reloc->tiling_flags & RADEON_TILING_MICRO_SQUARE) 694 tile_flags |= R300_TXO_MICRO_TILE_SQUARE; 695 696 tmp = idx_value + ((u32)reloc->gpu_offset); 697 tmp |= tile_flags; 698 ib[idx] = tmp; 699 } 700 track->textures[i].robj = reloc->robj; 701 track->tex_dirty = true; 702 break; 703 /* Tracked registers */ 704 case 0x2084: 705 /* VAP_VF_CNTL */ 706 track->vap_vf_cntl = idx_value; 707 break; 708 case 0x20B4: 709 /* VAP_VTX_SIZE */ 710 track->vtx_size = idx_value & 0x7F; 711 break; 712 case 0x2134: 713 /* VAP_VF_MAX_VTX_INDX */ 714 track->max_indx = idx_value & 0x00FFFFFFUL; 715 break; 716 case 0x2088: 717 /* VAP_ALT_NUM_VERTICES - only valid on r500 */ 718 if (p->rdev->family < CHIP_RV515) 719 goto fail; 720 track->vap_alt_nverts = idx_value & 0xFFFFFF; 721 break; 722 case 0x43E4: 723 /* SC_SCISSOR1 */ 724 track->maxy = ((idx_value >> 13) & 0x1FFF) + 1; 725 if (p->rdev->family < CHIP_RV515) { 726 track->maxy -= 1440; 727 } 728 track->cb_dirty = true; 729 track->zb_dirty = true; 730 break; 731 case 0x4E00: 732 /* RB3D_CCTL */ 733 if ((idx_value & (1 << 10)) && /* CMASK_ENABLE */ 734 p->rdev->cmask_filp != p->filp) { 735 DRM_ERROR("Invalid RB3D_CCTL: Cannot enable CMASK.\n"); 736 return -EINVAL; 737 } 738 track->num_cb = ((idx_value >> 5) & 0x3) + 1; 739 track->cb_dirty = true; 740 break; 741 case 0x4E38: 742 case 0x4E3C: 743 case 0x4E40: 744 case 0x4E44: 745 /* RB3D_COLORPITCH0 */ 746 /* RB3D_COLORPITCH1 */ 747 /* RB3D_COLORPITCH2 */ 748 /* RB3D_COLORPITCH3 */ 749 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 750 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 751 if (r) { 752 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 753 idx, reg); 754 radeon_cs_dump_packet(p, pkt); 755 return r; 756 } 757 758 if (reloc->tiling_flags & RADEON_TILING_MACRO) 759 tile_flags |= R300_COLOR_TILE_ENABLE; 760 if (reloc->tiling_flags & RADEON_TILING_MICRO) 761 tile_flags |= R300_COLOR_MICROTILE_ENABLE; 762 else if (reloc->tiling_flags & RADEON_TILING_MICRO_SQUARE) 763 tile_flags |= R300_COLOR_MICROTILE_SQUARE_ENABLE; 764 765 tmp = idx_value & ~(0x7 << 16); 766 tmp |= tile_flags; 767 ib[idx] = tmp; 768 } 769 i = (reg - 0x4E38) >> 2; 770 track->cb[i].pitch = idx_value & 0x3FFE; 771 switch (((idx_value >> 21) & 0xF)) { 772 case 9: 773 case 11: 774 case 12: 775 track->cb[i].cpp = 1; 776 break; 777 case 3: 778 case 4: 779 case 13: 780 case 15: 781 track->cb[i].cpp = 2; 782 break; 783 case 5: 784 if (p->rdev->family < CHIP_RV515) { 785 DRM_ERROR("Invalid color buffer format (%d)!\n", 786 ((idx_value >> 21) & 0xF)); 787 return -EINVAL; 788 } 789 /* Pass through. */ 790 case 6: 791 track->cb[i].cpp = 4; 792 break; 793 case 10: 794 track->cb[i].cpp = 8; 795 break; 796 case 7: 797 track->cb[i].cpp = 16; 798 break; 799 default: 800 DRM_ERROR("Invalid color buffer format (%d) !\n", 801 ((idx_value >> 21) & 0xF)); 802 return -EINVAL; 803 } 804 track->cb_dirty = true; 805 break; 806 case 0x4F00: 807 /* ZB_CNTL */ 808 if (idx_value & 2) { 809 track->z_enabled = true; 810 } else { 811 track->z_enabled = false; 812 } 813 track->zb_dirty = true; 814 break; 815 case 0x4F10: 816 /* ZB_FORMAT */ 817 switch ((idx_value & 0xF)) { 818 case 0: 819 case 1: 820 track->zb.cpp = 2; 821 break; 822 case 2: 823 track->zb.cpp = 4; 824 break; 825 default: 826 DRM_ERROR("Invalid z buffer format (%d) !\n", 827 (idx_value & 0xF)); 828 return -EINVAL; 829 } 830 track->zb_dirty = true; 831 break; 832 case 0x4F24: 833 /* ZB_DEPTHPITCH */ 834 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 835 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 836 if (r) { 837 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 838 idx, reg); 839 radeon_cs_dump_packet(p, pkt); 840 return r; 841 } 842 843 if (reloc->tiling_flags & RADEON_TILING_MACRO) 844 tile_flags |= R300_DEPTHMACROTILE_ENABLE; 845 if (reloc->tiling_flags & RADEON_TILING_MICRO) 846 tile_flags |= R300_DEPTHMICROTILE_TILED; 847 else if (reloc->tiling_flags & RADEON_TILING_MICRO_SQUARE) 848 tile_flags |= R300_DEPTHMICROTILE_TILED_SQUARE; 849 850 tmp = idx_value & ~(0x7 << 16); 851 tmp |= tile_flags; 852 ib[idx] = tmp; 853 } 854 track->zb.pitch = idx_value & 0x3FFC; 855 track->zb_dirty = true; 856 break; 857 case 0x4104: 858 /* TX_ENABLE */ 859 for (i = 0; i < 16; i++) { 860 bool enabled; 861 862 enabled = !!(idx_value & (1 << i)); 863 track->textures[i].enabled = enabled; 864 } 865 track->tex_dirty = true; 866 break; 867 case 0x44C0: 868 case 0x44C4: 869 case 0x44C8: 870 case 0x44CC: 871 case 0x44D0: 872 case 0x44D4: 873 case 0x44D8: 874 case 0x44DC: 875 case 0x44E0: 876 case 0x44E4: 877 case 0x44E8: 878 case 0x44EC: 879 case 0x44F0: 880 case 0x44F4: 881 case 0x44F8: 882 case 0x44FC: 883 /* TX_FORMAT1_[0-15] */ 884 i = (reg - 0x44C0) >> 2; 885 tmp = (idx_value >> 25) & 0x3; 886 track->textures[i].tex_coord_type = tmp; 887 switch ((idx_value & 0x1F)) { 888 case R300_TX_FORMAT_X8: 889 case R300_TX_FORMAT_Y4X4: 890 case R300_TX_FORMAT_Z3Y3X2: 891 track->textures[i].cpp = 1; 892 track->textures[i].compress_format = R100_TRACK_COMP_NONE; 893 break; 894 case R300_TX_FORMAT_X16: 895 case R300_TX_FORMAT_FL_I16: 896 case R300_TX_FORMAT_Y8X8: 897 case R300_TX_FORMAT_Z5Y6X5: 898 case R300_TX_FORMAT_Z6Y5X5: 899 case R300_TX_FORMAT_W4Z4Y4X4: 900 case R300_TX_FORMAT_W1Z5Y5X5: 901 case R300_TX_FORMAT_D3DMFT_CxV8U8: 902 case R300_TX_FORMAT_B8G8_B8G8: 903 case R300_TX_FORMAT_G8R8_G8B8: 904 track->textures[i].cpp = 2; 905 track->textures[i].compress_format = R100_TRACK_COMP_NONE; 906 break; 907 case R300_TX_FORMAT_Y16X16: 908 case R300_TX_FORMAT_FL_I16A16: 909 case R300_TX_FORMAT_Z11Y11X10: 910 case R300_TX_FORMAT_Z10Y11X11: 911 case R300_TX_FORMAT_W8Z8Y8X8: 912 case R300_TX_FORMAT_W2Z10Y10X10: 913 case 0x17: 914 case R300_TX_FORMAT_FL_I32: 915 case 0x1e: 916 track->textures[i].cpp = 4; 917 track->textures[i].compress_format = R100_TRACK_COMP_NONE; 918 break; 919 case R300_TX_FORMAT_W16Z16Y16X16: 920 case R300_TX_FORMAT_FL_R16G16B16A16: 921 case R300_TX_FORMAT_FL_I32A32: 922 track->textures[i].cpp = 8; 923 track->textures[i].compress_format = R100_TRACK_COMP_NONE; 924 break; 925 case R300_TX_FORMAT_FL_R32G32B32A32: 926 track->textures[i].cpp = 16; 927 track->textures[i].compress_format = R100_TRACK_COMP_NONE; 928 break; 929 case R300_TX_FORMAT_DXT1: 930 track->textures[i].cpp = 1; 931 track->textures[i].compress_format = R100_TRACK_COMP_DXT1; 932 break; 933 case R300_TX_FORMAT_ATI2N: 934 if (p->rdev->family < CHIP_R420) { 935 DRM_ERROR("Invalid texture format %u\n", 936 (idx_value & 0x1F)); 937 return -EINVAL; 938 } 939 /* The same rules apply as for DXT3/5. */ 940 /* Pass through. */ 941 case R300_TX_FORMAT_DXT3: 942 case R300_TX_FORMAT_DXT5: 943 track->textures[i].cpp = 1; 944 track->textures[i].compress_format = R100_TRACK_COMP_DXT35; 945 break; 946 default: 947 DRM_ERROR("Invalid texture format %u\n", 948 (idx_value & 0x1F)); 949 return -EINVAL; 950 } 951 track->tex_dirty = true; 952 break; 953 case 0x4400: 954 case 0x4404: 955 case 0x4408: 956 case 0x440C: 957 case 0x4410: 958 case 0x4414: 959 case 0x4418: 960 case 0x441C: 961 case 0x4420: 962 case 0x4424: 963 case 0x4428: 964 case 0x442C: 965 case 0x4430: 966 case 0x4434: 967 case 0x4438: 968 case 0x443C: 969 /* TX_FILTER0_[0-15] */ 970 i = (reg - 0x4400) >> 2; 971 tmp = idx_value & 0x7; 972 if (tmp == 2 || tmp == 4 || tmp == 6) { 973 track->textures[i].roundup_w = false; 974 } 975 tmp = (idx_value >> 3) & 0x7; 976 if (tmp == 2 || tmp == 4 || tmp == 6) { 977 track->textures[i].roundup_h = false; 978 } 979 track->tex_dirty = true; 980 break; 981 case 0x4500: 982 case 0x4504: 983 case 0x4508: 984 case 0x450C: 985 case 0x4510: 986 case 0x4514: 987 case 0x4518: 988 case 0x451C: 989 case 0x4520: 990 case 0x4524: 991 case 0x4528: 992 case 0x452C: 993 case 0x4530: 994 case 0x4534: 995 case 0x4538: 996 case 0x453C: 997 /* TX_FORMAT2_[0-15] */ 998 i = (reg - 0x4500) >> 2; 999 tmp = idx_value & 0x3FFF; 1000 track->textures[i].pitch = tmp + 1; 1001 if (p->rdev->family >= CHIP_RV515) { 1002 tmp = ((idx_value >> 15) & 1) << 11; 1003 track->textures[i].width_11 = tmp; 1004 tmp = ((idx_value >> 16) & 1) << 11; 1005 track->textures[i].height_11 = tmp; 1006 1007 /* ATI1N */ 1008 if (idx_value & (1 << 14)) { 1009 /* The same rules apply as for DXT1. */ 1010 track->textures[i].compress_format = 1011 R100_TRACK_COMP_DXT1; 1012 } 1013 } else if (idx_value & (1 << 14)) { 1014 DRM_ERROR("Forbidden bit TXFORMAT_MSB\n"); 1015 return -EINVAL; 1016 } 1017 track->tex_dirty = true; 1018 break; 1019 case 0x4480: 1020 case 0x4484: 1021 case 0x4488: 1022 case 0x448C: 1023 case 0x4490: 1024 case 0x4494: 1025 case 0x4498: 1026 case 0x449C: 1027 case 0x44A0: 1028 case 0x44A4: 1029 case 0x44A8: 1030 case 0x44AC: 1031 case 0x44B0: 1032 case 0x44B4: 1033 case 0x44B8: 1034 case 0x44BC: 1035 /* TX_FORMAT0_[0-15] */ 1036 i = (reg - 0x4480) >> 2; 1037 tmp = idx_value & 0x7FF; 1038 track->textures[i].width = tmp + 1; 1039 tmp = (idx_value >> 11) & 0x7FF; 1040 track->textures[i].height = tmp + 1; 1041 tmp = (idx_value >> 26) & 0xF; 1042 track->textures[i].num_levels = tmp; 1043 tmp = idx_value & (1 << 31); 1044 track->textures[i].use_pitch = !!tmp; 1045 tmp = (idx_value >> 22) & 0xF; 1046 track->textures[i].txdepth = tmp; 1047 track->tex_dirty = true; 1048 break; 1049 case R300_ZB_ZPASS_ADDR: 1050 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1051 if (r) { 1052 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 1053 idx, reg); 1054 radeon_cs_dump_packet(p, pkt); 1055 return r; 1056 } 1057 ib[idx] = idx_value + ((u32)reloc->gpu_offset); 1058 break; 1059 case 0x4e0c: 1060 /* RB3D_COLOR_CHANNEL_MASK */ 1061 track->color_channel_mask = idx_value; 1062 track->cb_dirty = true; 1063 break; 1064 case 0x43a4: 1065 /* SC_HYPERZ_EN */ 1066 /* r300c emits this register - we need to disable hyperz for it 1067 * without complaining */ 1068 if (p->rdev->hyperz_filp != p->filp) { 1069 if (idx_value & 0x1) 1070 ib[idx] = idx_value & ~1; 1071 } 1072 break; 1073 case 0x4f1c: 1074 /* ZB_BW_CNTL */ 1075 track->zb_cb_clear = !!(idx_value & (1 << 5)); 1076 track->cb_dirty = true; 1077 track->zb_dirty = true; 1078 if (p->rdev->hyperz_filp != p->filp) { 1079 if (idx_value & (R300_HIZ_ENABLE | 1080 R300_RD_COMP_ENABLE | 1081 R300_WR_COMP_ENABLE | 1082 R300_FAST_FILL_ENABLE)) 1083 goto fail; 1084 } 1085 break; 1086 case 0x4e04: 1087 /* RB3D_BLENDCNTL */ 1088 track->blend_read_enable = !!(idx_value & (1 << 2)); 1089 track->cb_dirty = true; 1090 break; 1091 case R300_RB3D_AARESOLVE_OFFSET: 1092 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1093 if (r) { 1094 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 1095 idx, reg); 1096 radeon_cs_dump_packet(p, pkt); 1097 return r; 1098 } 1099 track->aa.robj = reloc->robj; 1100 track->aa.offset = idx_value; 1101 track->aa_dirty = true; 1102 ib[idx] = idx_value + ((u32)reloc->gpu_offset); 1103 break; 1104 case R300_RB3D_AARESOLVE_PITCH: 1105 track->aa.pitch = idx_value & 0x3FFE; 1106 track->aa_dirty = true; 1107 break; 1108 case R300_RB3D_AARESOLVE_CTL: 1109 track->aaresolve = idx_value & 0x1; 1110 track->aa_dirty = true; 1111 break; 1112 case 0x4f30: /* ZB_MASK_OFFSET */ 1113 case 0x4f34: /* ZB_ZMASK_PITCH */ 1114 case 0x4f44: /* ZB_HIZ_OFFSET */ 1115 case 0x4f54: /* ZB_HIZ_PITCH */ 1116 if (idx_value && (p->rdev->hyperz_filp != p->filp)) 1117 goto fail; 1118 break; 1119 case 0x4028: 1120 if (idx_value && (p->rdev->hyperz_filp != p->filp)) 1121 goto fail; 1122 /* GB_Z_PEQ_CONFIG */ 1123 if (p->rdev->family >= CHIP_RV350) 1124 break; 1125 goto fail; 1126 break; 1127 case 0x4be8: 1128 /* valid register only on RV530 */ 1129 if (p->rdev->family == CHIP_RV530) 1130 break; 1131 /* fallthrough do not move */ 1132 default: 1133 goto fail; 1134 } 1135 return 0; 1136 fail: 1137 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d (val=%08x)\n", 1138 reg, idx, idx_value); 1139 return -EINVAL; 1140 } 1141 1142 static int r300_packet3_check(struct radeon_cs_parser *p, 1143 struct radeon_cs_packet *pkt) 1144 { 1145 struct radeon_cs_reloc *reloc; 1146 struct r100_cs_track *track; 1147 volatile uint32_t *ib; 1148 unsigned idx; 1149 int r; 1150 1151 ib = p->ib.ptr; 1152 idx = pkt->idx + 1; 1153 track = (struct r100_cs_track *)p->track; 1154 switch(pkt->opcode) { 1155 case PACKET3_3D_LOAD_VBPNTR: 1156 r = r100_packet3_load_vbpntr(p, pkt, idx); 1157 if (r) 1158 return r; 1159 break; 1160 case PACKET3_INDX_BUFFER: 1161 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1162 if (r) { 1163 DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode); 1164 radeon_cs_dump_packet(p, pkt); 1165 return r; 1166 } 1167 ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->gpu_offset); 1168 r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj); 1169 if (r) { 1170 return r; 1171 } 1172 break; 1173 /* Draw packet */ 1174 case PACKET3_3D_DRAW_IMMD: 1175 /* Number of dwords is vtx_size * (num_vertices - 1) 1176 * PRIM_WALK must be equal to 3 vertex data in embedded 1177 * in cmd stream */ 1178 if (((radeon_get_ib_value(p, idx + 1) >> 4) & 0x3) != 3) { 1179 DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); 1180 return -EINVAL; 1181 } 1182 track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); 1183 track->immd_dwords = pkt->count - 1; 1184 r = r100_cs_track_check(p->rdev, track); 1185 if (r) { 1186 return r; 1187 } 1188 break; 1189 case PACKET3_3D_DRAW_IMMD_2: 1190 /* Number of dwords is vtx_size * (num_vertices - 1) 1191 * PRIM_WALK must be equal to 3 vertex data in embedded 1192 * in cmd stream */ 1193 if (((radeon_get_ib_value(p, idx) >> 4) & 0x3) != 3) { 1194 DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); 1195 return -EINVAL; 1196 } 1197 track->vap_vf_cntl = radeon_get_ib_value(p, idx); 1198 track->immd_dwords = pkt->count; 1199 r = r100_cs_track_check(p->rdev, track); 1200 if (r) { 1201 return r; 1202 } 1203 break; 1204 case PACKET3_3D_DRAW_VBUF: 1205 track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); 1206 r = r100_cs_track_check(p->rdev, track); 1207 if (r) { 1208 return r; 1209 } 1210 break; 1211 case PACKET3_3D_DRAW_VBUF_2: 1212 track->vap_vf_cntl = radeon_get_ib_value(p, idx); 1213 r = r100_cs_track_check(p->rdev, track); 1214 if (r) { 1215 return r; 1216 } 1217 break; 1218 case PACKET3_3D_DRAW_INDX: 1219 track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); 1220 r = r100_cs_track_check(p->rdev, track); 1221 if (r) { 1222 return r; 1223 } 1224 break; 1225 case PACKET3_3D_DRAW_INDX_2: 1226 track->vap_vf_cntl = radeon_get_ib_value(p, idx); 1227 r = r100_cs_track_check(p->rdev, track); 1228 if (r) { 1229 return r; 1230 } 1231 break; 1232 case PACKET3_3D_CLEAR_HIZ: 1233 case PACKET3_3D_CLEAR_ZMASK: 1234 if (p->rdev->hyperz_filp != p->filp) 1235 return -EINVAL; 1236 break; 1237 case PACKET3_3D_CLEAR_CMASK: 1238 if (p->rdev->cmask_filp != p->filp) 1239 return -EINVAL; 1240 break; 1241 case PACKET3_NOP: 1242 break; 1243 default: 1244 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); 1245 return -EINVAL; 1246 } 1247 return 0; 1248 } 1249 1250 int r300_cs_parse(struct radeon_cs_parser *p) 1251 { 1252 struct radeon_cs_packet pkt; 1253 struct r100_cs_track *track; 1254 int r; 1255 1256 track = kzalloc(sizeof(*track), GFP_KERNEL); 1257 if (track == NULL) 1258 return -ENOMEM; 1259 r100_cs_track_clear(p->rdev, track); 1260 p->track = track; 1261 do { 1262 r = radeon_cs_packet_parse(p, &pkt, p->idx); 1263 if (r) { 1264 return r; 1265 } 1266 p->idx += pkt.count + 2; 1267 switch (pkt.type) { 1268 case RADEON_PACKET_TYPE0: 1269 r = r100_cs_parse_packet0(p, &pkt, 1270 p->rdev->config.r300.reg_safe_bm, 1271 p->rdev->config.r300.reg_safe_bm_size, 1272 &r300_packet0_check); 1273 break; 1274 case RADEON_PACKET_TYPE2: 1275 break; 1276 case RADEON_PACKET_TYPE3: 1277 r = r300_packet3_check(p, &pkt); 1278 break; 1279 default: 1280 DRM_ERROR("Unknown packet type %d !\n", pkt.type); 1281 return -EINVAL; 1282 } 1283 if (r) { 1284 return r; 1285 } 1286 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw); 1287 return 0; 1288 } 1289 1290 void r300_set_reg_safe(struct radeon_device *rdev) 1291 { 1292 rdev->config.r300.reg_safe_bm = r300_reg_safe_bm; 1293 rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r300_reg_safe_bm); 1294 } 1295 1296 void r300_mc_program(struct radeon_device *rdev) 1297 { 1298 struct r100_mc_save save; 1299 int r; 1300 1301 r = r100_debugfs_mc_info_init(rdev); 1302 if (r) { 1303 dev_err(rdev->dev, "Failed to create r100_mc debugfs file.\n"); 1304 } 1305 1306 /* Stops all mc clients */ 1307 r100_mc_stop(rdev, &save); 1308 if (rdev->flags & RADEON_IS_AGP) { 1309 WREG32(R_00014C_MC_AGP_LOCATION, 1310 S_00014C_MC_AGP_START(rdev->mc.gtt_start >> 16) | 1311 S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16)); 1312 WREG32(R_000170_AGP_BASE, lower_32_bits(rdev->mc.agp_base)); 1313 WREG32(R_00015C_AGP_BASE_2, 1314 upper_32_bits(rdev->mc.agp_base) & 0xff); 1315 } else { 1316 WREG32(R_00014C_MC_AGP_LOCATION, 0x0FFFFFFF); 1317 WREG32(R_000170_AGP_BASE, 0); 1318 WREG32(R_00015C_AGP_BASE_2, 0); 1319 } 1320 /* Wait for mc idle */ 1321 if (r300_mc_wait_for_idle(rdev)) 1322 DRM_INFO("Failed to wait MC idle before programming MC.\n"); 1323 /* Program MC, should be a 32bits limited address space */ 1324 WREG32(R_000148_MC_FB_LOCATION, 1325 S_000148_MC_FB_START(rdev->mc.vram_start >> 16) | 1326 S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16)); 1327 r100_mc_resume(rdev, &save); 1328 } 1329 1330 void r300_clock_startup(struct radeon_device *rdev) 1331 { 1332 u32 tmp; 1333 1334 if (radeon_dynclks != -1 && radeon_dynclks) 1335 radeon_legacy_set_clock_gating(rdev, 1); 1336 /* We need to force on some of the block */ 1337 tmp = RREG32_PLL(R_00000D_SCLK_CNTL); 1338 tmp |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1); 1339 if ((rdev->family == CHIP_RV350) || (rdev->family == CHIP_RV380)) 1340 tmp |= S_00000D_FORCE_VAP(1); 1341 WREG32_PLL(R_00000D_SCLK_CNTL, tmp); 1342 } 1343 1344 static int r300_startup(struct radeon_device *rdev) 1345 { 1346 int r; 1347 1348 /* set common regs */ 1349 r100_set_common_regs(rdev); 1350 /* program mc */ 1351 r300_mc_program(rdev); 1352 /* Resume clock */ 1353 r300_clock_startup(rdev); 1354 /* Initialize GPU configuration (# pipes, ...) */ 1355 r300_gpu_init(rdev); 1356 /* Initialize GART (initialize after TTM so we can allocate 1357 * memory through TTM but finalize after TTM) */ 1358 if (rdev->flags & RADEON_IS_PCIE) { 1359 r = rv370_pcie_gart_enable(rdev); 1360 if (r) 1361 return r; 1362 } 1363 1364 if (rdev->family == CHIP_R300 || 1365 rdev->family == CHIP_R350 || 1366 rdev->family == CHIP_RV350) 1367 r100_enable_bm(rdev); 1368 1369 if (rdev->flags & RADEON_IS_PCI) { 1370 r = r100_pci_gart_enable(rdev); 1371 if (r) 1372 return r; 1373 } 1374 1375 /* allocate wb buffer */ 1376 r = radeon_wb_init(rdev); 1377 if (r) 1378 return r; 1379 1380 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); 1381 if (r) { 1382 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 1383 return r; 1384 } 1385 1386 /* Enable IRQ */ 1387 if (!rdev->irq.installed) { 1388 r = radeon_irq_kms_init(rdev); 1389 if (r) 1390 return r; 1391 } 1392 1393 r100_irq_set(rdev); 1394 rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL); 1395 /* 1M ring buffer */ 1396 r = r100_cp_init(rdev, 1024 * 1024); 1397 if (r) { 1398 dev_err(rdev->dev, "failed initializing CP (%d).\n", r); 1399 return r; 1400 } 1401 1402 r = radeon_ib_pool_init(rdev); 1403 if (r) { 1404 dev_err(rdev->dev, "IB initialization failed (%d).\n", r); 1405 return r; 1406 } 1407 1408 return 0; 1409 } 1410 1411 int r300_resume(struct radeon_device *rdev) 1412 { 1413 int r; 1414 1415 /* Make sur GART are not working */ 1416 if (rdev->flags & RADEON_IS_PCIE) 1417 rv370_pcie_gart_disable(rdev); 1418 if (rdev->flags & RADEON_IS_PCI) 1419 r100_pci_gart_disable(rdev); 1420 /* Resume clock before doing reset */ 1421 r300_clock_startup(rdev); 1422 /* Reset gpu before posting otherwise ATOM will enter infinite loop */ 1423 if (radeon_asic_reset(rdev)) { 1424 dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", 1425 RREG32(R_000E40_RBBM_STATUS), 1426 RREG32(R_0007C0_CP_STAT)); 1427 } 1428 /* post */ 1429 radeon_combios_asic_init(rdev->ddev); 1430 /* Resume clock after posting */ 1431 r300_clock_startup(rdev); 1432 /* Initialize surface registers */ 1433 radeon_surface_init(rdev); 1434 1435 rdev->accel_working = true; 1436 r = r300_startup(rdev); 1437 if (r) { 1438 rdev->accel_working = false; 1439 } 1440 return r; 1441 } 1442 1443 int r300_suspend(struct radeon_device *rdev) 1444 { 1445 radeon_pm_suspend(rdev); 1446 r100_cp_disable(rdev); 1447 radeon_wb_disable(rdev); 1448 r100_irq_disable(rdev); 1449 if (rdev->flags & RADEON_IS_PCIE) 1450 rv370_pcie_gart_disable(rdev); 1451 if (rdev->flags & RADEON_IS_PCI) 1452 r100_pci_gart_disable(rdev); 1453 return 0; 1454 } 1455 1456 void r300_fini(struct radeon_device *rdev) 1457 { 1458 radeon_pm_fini(rdev); 1459 r100_cp_fini(rdev); 1460 radeon_wb_fini(rdev); 1461 radeon_ib_pool_fini(rdev); 1462 radeon_gem_fini(rdev); 1463 if (rdev->flags & RADEON_IS_PCIE) 1464 rv370_pcie_gart_fini(rdev); 1465 if (rdev->flags & RADEON_IS_PCI) 1466 r100_pci_gart_fini(rdev); 1467 radeon_agp_fini(rdev); 1468 radeon_irq_kms_fini(rdev); 1469 radeon_fence_driver_fini(rdev); 1470 radeon_bo_fini(rdev); 1471 radeon_atombios_fini(rdev); 1472 kfree(rdev->bios); 1473 rdev->bios = NULL; 1474 } 1475 1476 int r300_init(struct radeon_device *rdev) 1477 { 1478 int r; 1479 1480 /* Disable VGA */ 1481 r100_vga_render_disable(rdev); 1482 /* Initialize scratch registers */ 1483 radeon_scratch_init(rdev); 1484 /* Initialize surface registers */ 1485 radeon_surface_init(rdev); 1486 /* TODO: disable VGA need to use VGA request */ 1487 /* restore some register to sane defaults */ 1488 r100_restore_sanity(rdev); 1489 /* BIOS*/ 1490 if (!radeon_get_bios(rdev)) { 1491 if (ASIC_IS_AVIVO(rdev)) 1492 return -EINVAL; 1493 } 1494 if (rdev->is_atom_bios) { 1495 dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n"); 1496 return -EINVAL; 1497 } else { 1498 r = radeon_combios_init(rdev); 1499 if (r) 1500 return r; 1501 } 1502 /* Reset gpu before posting otherwise ATOM will enter infinite loop */ 1503 if (radeon_asic_reset(rdev)) { 1504 dev_warn(rdev->dev, 1505 "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", 1506 RREG32(R_000E40_RBBM_STATUS), 1507 RREG32(R_0007C0_CP_STAT)); 1508 } 1509 /* check if cards are posted or not */ 1510 if (radeon_boot_test_post_card(rdev) == false) 1511 return -EINVAL; 1512 /* Set asic errata */ 1513 r300_errata(rdev); 1514 /* Initialize clocks */ 1515 radeon_get_clock_info(rdev->ddev); 1516 /* initialize AGP */ 1517 if (rdev->flags & RADEON_IS_AGP) { 1518 r = radeon_agp_init(rdev); 1519 if (r) { 1520 radeon_agp_disable(rdev); 1521 } 1522 } 1523 /* initialize memory controller */ 1524 r300_mc_init(rdev); 1525 /* Fence driver */ 1526 r = radeon_fence_driver_init(rdev); 1527 if (r) 1528 return r; 1529 /* Memory manager */ 1530 r = radeon_bo_init(rdev); 1531 if (r) 1532 return r; 1533 if (rdev->flags & RADEON_IS_PCIE) { 1534 r = rv370_pcie_gart_init(rdev); 1535 if (r) 1536 return r; 1537 } 1538 if (rdev->flags & RADEON_IS_PCI) { 1539 r = r100_pci_gart_init(rdev); 1540 if (r) 1541 return r; 1542 } 1543 r300_set_reg_safe(rdev); 1544 1545 /* Initialize power management */ 1546 radeon_pm_init(rdev); 1547 1548 rdev->accel_working = true; 1549 r = r300_startup(rdev); 1550 if (r) { 1551 /* Something went wrong with the accel init, so stop accel */ 1552 dev_err(rdev->dev, "Disabling GPU acceleration\n"); 1553 r100_cp_fini(rdev); 1554 radeon_wb_fini(rdev); 1555 radeon_ib_pool_fini(rdev); 1556 radeon_irq_kms_fini(rdev); 1557 if (rdev->flags & RADEON_IS_PCIE) 1558 rv370_pcie_gart_fini(rdev); 1559 if (rdev->flags & RADEON_IS_PCI) 1560 r100_pci_gart_fini(rdev); 1561 radeon_agp_fini(rdev); 1562 rdev->accel_working = false; 1563 } 1564 return 0; 1565 } 1566