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 * Indirect registers accessor 54 */ 55 uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg) 56 { 57 unsigned long flags; 58 uint32_t r; 59 60 spin_lock_irqsave(&rdev->pcie_idx_lock, flags); 61 WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask)); 62 r = RREG32(RADEON_PCIE_DATA); 63 spin_unlock_irqrestore(&rdev->pcie_idx_lock, flags); 64 return r; 65 } 66 67 void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v) 68 { 69 unsigned long flags; 70 71 spin_lock_irqsave(&rdev->pcie_idx_lock, flags); 72 WREG32(RADEON_PCIE_INDEX, ((reg) & rdev->pcie_reg_mask)); 73 WREG32(RADEON_PCIE_DATA, (v)); 74 spin_unlock_irqrestore(&rdev->pcie_idx_lock, flags); 75 } 76 77 /* 78 * rv370,rv380 PCIE GART 79 */ 80 static int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev); 81 82 void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev) 83 { 84 uint32_t tmp; 85 int i; 86 87 /* Workaround HW bug do flush 2 times */ 88 for (i = 0; i < 2; i++) { 89 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); 90 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp | RADEON_PCIE_TX_GART_INVALIDATE_TLB); 91 (void)RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); 92 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); 93 } 94 mb(); 95 } 96 97 #define R300_PTE_UNSNOOPED (1 << 0) 98 #define R300_PTE_WRITEABLE (1 << 2) 99 #define R300_PTE_READABLE (1 << 3) 100 101 uint64_t rv370_pcie_gart_get_page_entry(uint64_t addr, uint32_t flags) 102 { 103 addr = (lower_32_bits(addr) >> 8) | 104 ((upper_32_bits(addr) & 0xff) << 24); 105 if (flags & RADEON_GART_PAGE_READ) 106 addr |= R300_PTE_READABLE; 107 if (flags & RADEON_GART_PAGE_WRITE) 108 addr |= R300_PTE_WRITEABLE; 109 if (!(flags & RADEON_GART_PAGE_SNOOP)) 110 addr |= R300_PTE_UNSNOOPED; 111 return addr; 112 } 113 114 void rv370_pcie_gart_set_page(struct radeon_device *rdev, unsigned i, 115 uint64_t entry) 116 { 117 void __iomem *ptr = rdev->gart.ptr; 118 119 /* on x86 we want this to be CPU endian, on powerpc 120 * on powerpc without HW swappers, it'll get swapped on way 121 * into VRAM - so no need for cpu_to_le32 on VRAM tables */ 122 writel(entry, ((void __iomem *)ptr) + (i * 4)); 123 } 124 125 int rv370_pcie_gart_init(struct radeon_device *rdev) 126 { 127 int r; 128 129 if (rdev->gart.robj) { 130 WARN(1, "RV370 PCIE GART already initialized\n"); 131 return 0; 132 } 133 /* Initialize common gart structure */ 134 r = radeon_gart_init(rdev); 135 if (r) 136 return r; 137 r = rv370_debugfs_pcie_gart_info_init(rdev); 138 if (r) 139 DRM_ERROR("Failed to register debugfs file for PCIE gart !\n"); 140 rdev->gart.table_size = rdev->gart.num_gpu_pages * 4; 141 rdev->asic->gart.tlb_flush = &rv370_pcie_gart_tlb_flush; 142 rdev->asic->gart.get_page_entry = &rv370_pcie_gart_get_page_entry; 143 rdev->asic->gart.set_page = &rv370_pcie_gart_set_page; 144 return radeon_gart_table_vram_alloc(rdev); 145 } 146 147 int rv370_pcie_gart_enable(struct radeon_device *rdev) 148 { 149 uint32_t table_addr; 150 uint32_t tmp; 151 int r; 152 153 if (rdev->gart.robj == NULL) { 154 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); 155 return -EINVAL; 156 } 157 r = radeon_gart_table_vram_pin(rdev); 158 if (r) 159 return r; 160 /* discard memory request outside of configured range */ 161 tmp = RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD; 162 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); 163 WREG32_PCIE(RADEON_PCIE_TX_GART_START_LO, rdev->mc.gtt_start); 164 tmp = rdev->mc.gtt_end & ~RADEON_GPU_PAGE_MASK; 165 WREG32_PCIE(RADEON_PCIE_TX_GART_END_LO, tmp); 166 WREG32_PCIE(RADEON_PCIE_TX_GART_START_HI, 0); 167 WREG32_PCIE(RADEON_PCIE_TX_GART_END_HI, 0); 168 table_addr = rdev->gart.table_addr; 169 WREG32_PCIE(RADEON_PCIE_TX_GART_BASE, table_addr); 170 /* FIXME: setup default page */ 171 WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_LO, rdev->mc.vram_start); 172 WREG32_PCIE(RADEON_PCIE_TX_DISCARD_RD_ADDR_HI, 0); 173 /* Clear error */ 174 WREG32_PCIE(RADEON_PCIE_TX_GART_ERROR, 0); 175 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); 176 tmp |= RADEON_PCIE_TX_GART_EN; 177 tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD; 178 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp); 179 rv370_pcie_gart_tlb_flush(rdev); 180 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", 181 (unsigned)(rdev->mc.gtt_size >> 20), 182 (unsigned long long)table_addr); 183 rdev->gart.ready = true; 184 return 0; 185 } 186 187 void rv370_pcie_gart_disable(struct radeon_device *rdev) 188 { 189 u32 tmp; 190 191 WREG32_PCIE(RADEON_PCIE_TX_GART_START_LO, 0); 192 WREG32_PCIE(RADEON_PCIE_TX_GART_END_LO, 0); 193 WREG32_PCIE(RADEON_PCIE_TX_GART_START_HI, 0); 194 WREG32_PCIE(RADEON_PCIE_TX_GART_END_HI, 0); 195 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); 196 tmp |= RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD; 197 WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp & ~RADEON_PCIE_TX_GART_EN); 198 radeon_gart_table_vram_unpin(rdev); 199 } 200 201 void rv370_pcie_gart_fini(struct radeon_device *rdev) 202 { 203 radeon_gart_fini(rdev); 204 rv370_pcie_gart_disable(rdev); 205 radeon_gart_table_vram_free(rdev); 206 } 207 208 void r300_fence_ring_emit(struct radeon_device *rdev, 209 struct radeon_fence *fence) 210 { 211 struct radeon_ring *ring = &rdev->ring[fence->ring]; 212 213 /* Who ever call radeon_fence_emit should call ring_lock and ask 214 * for enough space (today caller are ib schedule and buffer move) */ 215 /* Write SC register so SC & US assert idle */ 216 radeon_ring_write(ring, PACKET0(R300_RE_SCISSORS_TL, 0)); 217 radeon_ring_write(ring, 0); 218 radeon_ring_write(ring, PACKET0(R300_RE_SCISSORS_BR, 0)); 219 radeon_ring_write(ring, 0); 220 /* Flush 3D cache */ 221 radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); 222 radeon_ring_write(ring, R300_RB3D_DC_FLUSH); 223 radeon_ring_write(ring, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0)); 224 radeon_ring_write(ring, R300_ZC_FLUSH); 225 /* Wait until IDLE & CLEAN */ 226 radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); 227 radeon_ring_write(ring, (RADEON_WAIT_3D_IDLECLEAN | 228 RADEON_WAIT_2D_IDLECLEAN | 229 RADEON_WAIT_DMA_GUI_IDLE)); 230 radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0)); 231 radeon_ring_write(ring, rdev->config.r300.hdp_cntl | 232 RADEON_HDP_READ_BUFFER_INVALIDATE); 233 radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0)); 234 radeon_ring_write(ring, rdev->config.r300.hdp_cntl); 235 /* Emit fence sequence & fire IRQ */ 236 radeon_ring_write(ring, PACKET0(rdev->fence_drv[fence->ring].scratch_reg, 0)); 237 radeon_ring_write(ring, fence->seq); 238 radeon_ring_write(ring, PACKET0(RADEON_GEN_INT_STATUS, 0)); 239 radeon_ring_write(ring, RADEON_SW_INT_FIRE); 240 } 241 242 void r300_ring_start(struct radeon_device *rdev, struct radeon_ring *ring) 243 { 244 unsigned gb_tile_config; 245 int r; 246 247 /* Sub pixel 1/12 so we can have 4K rendering according to doc */ 248 gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16); 249 switch(rdev->num_gb_pipes) { 250 case 2: 251 gb_tile_config |= R300_PIPE_COUNT_R300; 252 break; 253 case 3: 254 gb_tile_config |= R300_PIPE_COUNT_R420_3P; 255 break; 256 case 4: 257 gb_tile_config |= R300_PIPE_COUNT_R420; 258 break; 259 case 1: 260 default: 261 gb_tile_config |= R300_PIPE_COUNT_RV350; 262 break; 263 } 264 265 r = radeon_ring_lock(rdev, ring, 64); 266 if (r) { 267 return; 268 } 269 radeon_ring_write(ring, PACKET0(RADEON_ISYNC_CNTL, 0)); 270 radeon_ring_write(ring, 271 RADEON_ISYNC_ANY2D_IDLE3D | 272 RADEON_ISYNC_ANY3D_IDLE2D | 273 RADEON_ISYNC_WAIT_IDLEGUI | 274 RADEON_ISYNC_CPSCRATCH_IDLEGUI); 275 radeon_ring_write(ring, PACKET0(R300_GB_TILE_CONFIG, 0)); 276 radeon_ring_write(ring, gb_tile_config); 277 radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); 278 radeon_ring_write(ring, 279 RADEON_WAIT_2D_IDLECLEAN | 280 RADEON_WAIT_3D_IDLECLEAN); 281 radeon_ring_write(ring, PACKET0(R300_DST_PIPE_CONFIG, 0)); 282 radeon_ring_write(ring, R300_PIPE_AUTO_CONFIG); 283 radeon_ring_write(ring, PACKET0(R300_GB_SELECT, 0)); 284 radeon_ring_write(ring, 0); 285 radeon_ring_write(ring, PACKET0(R300_GB_ENABLE, 0)); 286 radeon_ring_write(ring, 0); 287 radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); 288 radeon_ring_write(ring, R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE); 289 radeon_ring_write(ring, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0)); 290 radeon_ring_write(ring, R300_ZC_FLUSH | R300_ZC_FREE); 291 radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0)); 292 radeon_ring_write(ring, 293 RADEON_WAIT_2D_IDLECLEAN | 294 RADEON_WAIT_3D_IDLECLEAN); 295 radeon_ring_write(ring, PACKET0(R300_GB_AA_CONFIG, 0)); 296 radeon_ring_write(ring, 0); 297 radeon_ring_write(ring, PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0)); 298 radeon_ring_write(ring, R300_RB3D_DC_FLUSH | R300_RB3D_DC_FREE); 299 radeon_ring_write(ring, PACKET0(R300_RB3D_ZCACHE_CTLSTAT, 0)); 300 radeon_ring_write(ring, R300_ZC_FLUSH | R300_ZC_FREE); 301 radeon_ring_write(ring, PACKET0(R300_GB_MSPOS0, 0)); 302 radeon_ring_write(ring, 303 ((6 << R300_MS_X0_SHIFT) | 304 (6 << R300_MS_Y0_SHIFT) | 305 (6 << R300_MS_X1_SHIFT) | 306 (6 << R300_MS_Y1_SHIFT) | 307 (6 << R300_MS_X2_SHIFT) | 308 (6 << R300_MS_Y2_SHIFT) | 309 (6 << R300_MSBD0_Y_SHIFT) | 310 (6 << R300_MSBD0_X_SHIFT))); 311 radeon_ring_write(ring, PACKET0(R300_GB_MSPOS1, 0)); 312 radeon_ring_write(ring, 313 ((6 << R300_MS_X3_SHIFT) | 314 (6 << R300_MS_Y3_SHIFT) | 315 (6 << R300_MS_X4_SHIFT) | 316 (6 << R300_MS_Y4_SHIFT) | 317 (6 << R300_MS_X5_SHIFT) | 318 (6 << R300_MS_Y5_SHIFT) | 319 (6 << R300_MSBD1_SHIFT))); 320 radeon_ring_write(ring, PACKET0(R300_GA_ENHANCE, 0)); 321 radeon_ring_write(ring, R300_GA_DEADLOCK_CNTL | R300_GA_FASTSYNC_CNTL); 322 radeon_ring_write(ring, PACKET0(R300_GA_POLY_MODE, 0)); 323 radeon_ring_write(ring, 324 R300_FRONT_PTYPE_TRIANGE | R300_BACK_PTYPE_TRIANGE); 325 radeon_ring_write(ring, PACKET0(R300_GA_ROUND_MODE, 0)); 326 radeon_ring_write(ring, 327 R300_GEOMETRY_ROUND_NEAREST | 328 R300_COLOR_ROUND_NEAREST); 329 radeon_ring_unlock_commit(rdev, ring, false); 330 } 331 332 static void r300_errata(struct radeon_device *rdev) 333 { 334 rdev->pll_errata = 0; 335 336 if (rdev->family == CHIP_R300 && 337 (RREG32(RADEON_CONFIG_CNTL) & RADEON_CFG_ATI_REV_ID_MASK) == RADEON_CFG_ATI_REV_A11) { 338 rdev->pll_errata |= CHIP_ERRATA_R300_CG; 339 } 340 } 341 342 int r300_mc_wait_for_idle(struct radeon_device *rdev) 343 { 344 unsigned i; 345 uint32_t tmp; 346 347 for (i = 0; i < rdev->usec_timeout; i++) { 348 /* read MC_STATUS */ 349 tmp = RREG32(RADEON_MC_STATUS); 350 if (tmp & R300_MC_IDLE) { 351 return 0; 352 } 353 DRM_UDELAY(1); 354 } 355 return -1; 356 } 357 358 static void r300_gpu_init(struct radeon_device *rdev) 359 { 360 uint32_t gb_tile_config, tmp; 361 362 if ((rdev->family == CHIP_R300 && rdev->pdev->device != 0x4144) || 363 (rdev->family == CHIP_R350 && rdev->pdev->device != 0x4148)) { 364 /* r300,r350 */ 365 rdev->num_gb_pipes = 2; 366 } else { 367 /* rv350,rv370,rv380,r300 AD, r350 AH */ 368 rdev->num_gb_pipes = 1; 369 } 370 rdev->num_z_pipes = 1; 371 gb_tile_config = (R300_ENABLE_TILING | R300_TILE_SIZE_16); 372 switch (rdev->num_gb_pipes) { 373 case 2: 374 gb_tile_config |= R300_PIPE_COUNT_R300; 375 break; 376 case 3: 377 gb_tile_config |= R300_PIPE_COUNT_R420_3P; 378 break; 379 case 4: 380 gb_tile_config |= R300_PIPE_COUNT_R420; 381 break; 382 default: 383 case 1: 384 gb_tile_config |= R300_PIPE_COUNT_RV350; 385 break; 386 } 387 WREG32(R300_GB_TILE_CONFIG, gb_tile_config); 388 389 if (r100_gui_wait_for_idle(rdev)) { 390 printk(KERN_WARNING "Failed to wait GUI idle while " 391 "programming pipes. Bad things might happen.\n"); 392 } 393 394 tmp = RREG32(R300_DST_PIPE_CONFIG); 395 WREG32(R300_DST_PIPE_CONFIG, tmp | R300_PIPE_AUTO_CONFIG); 396 397 WREG32(R300_RB2D_DSTCACHE_MODE, 398 R300_DC_AUTOFLUSH_ENABLE | 399 R300_DC_DC_DISABLE_IGNORE_PE); 400 401 if (r100_gui_wait_for_idle(rdev)) { 402 printk(KERN_WARNING "Failed to wait GUI idle while " 403 "programming pipes. Bad things might happen.\n"); 404 } 405 if (r300_mc_wait_for_idle(rdev)) { 406 printk(KERN_WARNING "Failed to wait MC idle while " 407 "programming pipes. Bad things might happen.\n"); 408 } 409 DRM_INFO("radeon: %d quad pipes, %d Z pipes initialized.\n", 410 rdev->num_gb_pipes, rdev->num_z_pipes); 411 } 412 413 int r300_asic_reset(struct radeon_device *rdev) 414 { 415 struct r100_mc_save save; 416 u32 status, tmp; 417 int ret = 0; 418 419 status = RREG32(R_000E40_RBBM_STATUS); 420 if (!G_000E40_GUI_ACTIVE(status)) { 421 return 0; 422 } 423 r100_mc_stop(rdev, &save); 424 status = RREG32(R_000E40_RBBM_STATUS); 425 dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); 426 /* stop CP */ 427 WREG32(RADEON_CP_CSQ_CNTL, 0); 428 tmp = RREG32(RADEON_CP_RB_CNTL); 429 WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA); 430 WREG32(RADEON_CP_RB_RPTR_WR, 0); 431 WREG32(RADEON_CP_RB_WPTR, 0); 432 WREG32(RADEON_CP_RB_CNTL, tmp); 433 /* save PCI state */ 434 pci_save_state(rdev->pdev); 435 /* disable bus mastering */ 436 r100_bm_disable(rdev); 437 WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_VAP(1) | 438 S_0000F0_SOFT_RESET_GA(1)); 439 RREG32(R_0000F0_RBBM_SOFT_RESET); 440 mdelay(500); 441 WREG32(R_0000F0_RBBM_SOFT_RESET, 0); 442 mdelay(1); 443 status = RREG32(R_000E40_RBBM_STATUS); 444 dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); 445 /* resetting the CP seems to be problematic sometimes it end up 446 * hard locking the computer, but it's necessary for successful 447 * reset more test & playing is needed on R3XX/R4XX to find a 448 * reliable (if any solution) 449 */ 450 WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_CP(1)); 451 RREG32(R_0000F0_RBBM_SOFT_RESET); 452 mdelay(500); 453 WREG32(R_0000F0_RBBM_SOFT_RESET, 0); 454 mdelay(1); 455 status = RREG32(R_000E40_RBBM_STATUS); 456 dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status); 457 /* restore PCI & busmastering */ 458 pci_restore_state(rdev->pdev); 459 r100_enable_bm(rdev); 460 /* Check if GPU is idle */ 461 if (G_000E40_GA_BUSY(status) || G_000E40_VAP_BUSY(status)) { 462 dev_err(rdev->dev, "failed to reset GPU\n"); 463 ret = -1; 464 } else 465 dev_info(rdev->dev, "GPU reset succeed\n"); 466 r100_mc_resume(rdev, &save); 467 return ret; 468 } 469 470 /* 471 * r300,r350,rv350,rv380 VRAM info 472 */ 473 void r300_mc_init(struct radeon_device *rdev) 474 { 475 u64 base; 476 u32 tmp; 477 478 /* DDR for all card after R300 & IGP */ 479 rdev->mc.vram_is_ddr = true; 480 tmp = RREG32(RADEON_MEM_CNTL); 481 tmp &= R300_MEM_NUM_CHANNELS_MASK; 482 switch (tmp) { 483 case 0: rdev->mc.vram_width = 64; break; 484 case 1: rdev->mc.vram_width = 128; break; 485 case 2: rdev->mc.vram_width = 256; break; 486 default: rdev->mc.vram_width = 128; break; 487 } 488 r100_vram_init_sizes(rdev); 489 base = rdev->mc.aper_base; 490 if (rdev->flags & RADEON_IS_IGP) 491 base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16; 492 radeon_vram_location(rdev, &rdev->mc, base); 493 rdev->mc.gtt_base_align = 0; 494 if (!(rdev->flags & RADEON_IS_AGP)) 495 radeon_gtt_location(rdev, &rdev->mc); 496 radeon_update_bandwidth_info(rdev); 497 } 498 499 void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes) 500 { 501 uint32_t link_width_cntl, mask; 502 503 if (rdev->flags & RADEON_IS_IGP) 504 return; 505 506 if (!(rdev->flags & RADEON_IS_PCIE)) 507 return; 508 509 /* FIXME wait for idle */ 510 511 switch (lanes) { 512 case 0: 513 mask = RADEON_PCIE_LC_LINK_WIDTH_X0; 514 break; 515 case 1: 516 mask = RADEON_PCIE_LC_LINK_WIDTH_X1; 517 break; 518 case 2: 519 mask = RADEON_PCIE_LC_LINK_WIDTH_X2; 520 break; 521 case 4: 522 mask = RADEON_PCIE_LC_LINK_WIDTH_X4; 523 break; 524 case 8: 525 mask = RADEON_PCIE_LC_LINK_WIDTH_X8; 526 break; 527 case 12: 528 mask = RADEON_PCIE_LC_LINK_WIDTH_X12; 529 break; 530 case 16: 531 default: 532 mask = RADEON_PCIE_LC_LINK_WIDTH_X16; 533 break; 534 } 535 536 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL); 537 538 if ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) == 539 (mask << RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT)) 540 return; 541 542 link_width_cntl &= ~(RADEON_PCIE_LC_LINK_WIDTH_MASK | 543 RADEON_PCIE_LC_RECONFIG_NOW | 544 RADEON_PCIE_LC_RECONFIG_LATER | 545 RADEON_PCIE_LC_SHORT_RECONFIG_EN); 546 link_width_cntl |= mask; 547 WREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl); 548 WREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL, (link_width_cntl | 549 RADEON_PCIE_LC_RECONFIG_NOW)); 550 551 /* wait for lane set to complete */ 552 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL); 553 while (link_width_cntl == 0xffffffff) 554 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL); 555 556 } 557 558 int rv370_get_pcie_lanes(struct radeon_device *rdev) 559 { 560 u32 link_width_cntl; 561 562 if (rdev->flags & RADEON_IS_IGP) 563 return 0; 564 565 if (!(rdev->flags & RADEON_IS_PCIE)) 566 return 0; 567 568 /* FIXME wait for idle */ 569 570 link_width_cntl = RREG32_PCIE(RADEON_PCIE_LC_LINK_WIDTH_CNTL); 571 572 switch ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) >> RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT) { 573 case RADEON_PCIE_LC_LINK_WIDTH_X0: 574 return 0; 575 case RADEON_PCIE_LC_LINK_WIDTH_X1: 576 return 1; 577 case RADEON_PCIE_LC_LINK_WIDTH_X2: 578 return 2; 579 case RADEON_PCIE_LC_LINK_WIDTH_X4: 580 return 4; 581 case RADEON_PCIE_LC_LINK_WIDTH_X8: 582 return 8; 583 case RADEON_PCIE_LC_LINK_WIDTH_X16: 584 default: 585 return 16; 586 } 587 } 588 589 #if defined(CONFIG_DEBUG_FS) 590 static int rv370_debugfs_pcie_gart_info(struct seq_file *m, void *data) 591 { 592 struct drm_info_node *node = (struct drm_info_node *) m->private; 593 struct drm_device *dev = node->minor->dev; 594 struct radeon_device *rdev = dev->dev_private; 595 uint32_t tmp; 596 597 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_CNTL); 598 seq_printf(m, "PCIE_TX_GART_CNTL 0x%08x\n", tmp); 599 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_BASE); 600 seq_printf(m, "PCIE_TX_GART_BASE 0x%08x\n", tmp); 601 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_START_LO); 602 seq_printf(m, "PCIE_TX_GART_START_LO 0x%08x\n", tmp); 603 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_START_HI); 604 seq_printf(m, "PCIE_TX_GART_START_HI 0x%08x\n", tmp); 605 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_END_LO); 606 seq_printf(m, "PCIE_TX_GART_END_LO 0x%08x\n", tmp); 607 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_END_HI); 608 seq_printf(m, "PCIE_TX_GART_END_HI 0x%08x\n", tmp); 609 tmp = RREG32_PCIE(RADEON_PCIE_TX_GART_ERROR); 610 seq_printf(m, "PCIE_TX_GART_ERROR 0x%08x\n", tmp); 611 return 0; 612 } 613 614 static struct drm_info_list rv370_pcie_gart_info_list[] = { 615 {"rv370_pcie_gart_info", rv370_debugfs_pcie_gart_info, 0, NULL}, 616 }; 617 #endif 618 619 static int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev) 620 { 621 #if defined(CONFIG_DEBUG_FS) 622 return radeon_debugfs_add_files(rdev, rv370_pcie_gart_info_list, 1); 623 #else 624 return 0; 625 #endif 626 } 627 628 static int r300_packet0_check(struct radeon_cs_parser *p, 629 struct radeon_cs_packet *pkt, 630 unsigned idx, unsigned reg) 631 { 632 struct radeon_bo_list *reloc; 633 struct r100_cs_track *track; 634 volatile uint32_t *ib; 635 uint32_t tmp, tile_flags = 0; 636 unsigned i; 637 int r; 638 u32 idx_value; 639 640 ib = p->ib.ptr; 641 track = (struct r100_cs_track *)p->track; 642 idx_value = radeon_get_ib_value(p, idx); 643 644 switch(reg) { 645 case AVIVO_D1MODE_VLINE_START_END: 646 case RADEON_CRTC_GUI_TRIG_VLINE: 647 r = r100_cs_packet_parse_vline(p); 648 if (r) { 649 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 650 idx, reg); 651 radeon_cs_dump_packet(p, pkt); 652 return r; 653 } 654 break; 655 case RADEON_DST_PITCH_OFFSET: 656 case RADEON_SRC_PITCH_OFFSET: 657 r = r100_reloc_pitch_offset(p, pkt, idx, reg); 658 if (r) 659 return r; 660 break; 661 case R300_RB3D_COLOROFFSET0: 662 case R300_RB3D_COLOROFFSET1: 663 case R300_RB3D_COLOROFFSET2: 664 case R300_RB3D_COLOROFFSET3: 665 i = (reg - R300_RB3D_COLOROFFSET0) >> 2; 666 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 667 if (r) { 668 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 669 idx, reg); 670 radeon_cs_dump_packet(p, pkt); 671 return r; 672 } 673 track->cb[i].robj = reloc->robj; 674 track->cb[i].offset = idx_value; 675 track->cb_dirty = true; 676 ib[idx] = idx_value + ((u32)reloc->gpu_offset); 677 break; 678 case R300_ZB_DEPTHOFFSET: 679 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 680 if (r) { 681 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 682 idx, reg); 683 radeon_cs_dump_packet(p, pkt); 684 return r; 685 } 686 track->zb.robj = reloc->robj; 687 track->zb.offset = idx_value; 688 track->zb_dirty = true; 689 ib[idx] = idx_value + ((u32)reloc->gpu_offset); 690 break; 691 case R300_TX_OFFSET_0: 692 case R300_TX_OFFSET_0+4: 693 case R300_TX_OFFSET_0+8: 694 case R300_TX_OFFSET_0+12: 695 case R300_TX_OFFSET_0+16: 696 case R300_TX_OFFSET_0+20: 697 case R300_TX_OFFSET_0+24: 698 case R300_TX_OFFSET_0+28: 699 case R300_TX_OFFSET_0+32: 700 case R300_TX_OFFSET_0+36: 701 case R300_TX_OFFSET_0+40: 702 case R300_TX_OFFSET_0+44: 703 case R300_TX_OFFSET_0+48: 704 case R300_TX_OFFSET_0+52: 705 case R300_TX_OFFSET_0+56: 706 case R300_TX_OFFSET_0+60: 707 i = (reg - R300_TX_OFFSET_0) >> 2; 708 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 709 if (r) { 710 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 711 idx, reg); 712 radeon_cs_dump_packet(p, pkt); 713 return r; 714 } 715 716 if (p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS) { 717 ib[idx] = (idx_value & 31) | /* keep the 1st 5 bits */ 718 ((idx_value & ~31) + (u32)reloc->gpu_offset); 719 } else { 720 if (reloc->tiling_flags & RADEON_TILING_MACRO) 721 tile_flags |= R300_TXO_MACRO_TILE; 722 if (reloc->tiling_flags & RADEON_TILING_MICRO) 723 tile_flags |= R300_TXO_MICRO_TILE; 724 else if (reloc->tiling_flags & RADEON_TILING_MICRO_SQUARE) 725 tile_flags |= R300_TXO_MICRO_TILE_SQUARE; 726 727 tmp = idx_value + ((u32)reloc->gpu_offset); 728 tmp |= tile_flags; 729 ib[idx] = tmp; 730 } 731 track->textures[i].robj = reloc->robj; 732 track->tex_dirty = true; 733 break; 734 /* Tracked registers */ 735 case 0x2084: 736 /* VAP_VF_CNTL */ 737 track->vap_vf_cntl = idx_value; 738 break; 739 case 0x20B4: 740 /* VAP_VTX_SIZE */ 741 track->vtx_size = idx_value & 0x7F; 742 break; 743 case 0x2134: 744 /* VAP_VF_MAX_VTX_INDX */ 745 track->max_indx = idx_value & 0x00FFFFFFUL; 746 break; 747 case 0x2088: 748 /* VAP_ALT_NUM_VERTICES - only valid on r500 */ 749 if (p->rdev->family < CHIP_RV515) 750 goto fail; 751 track->vap_alt_nverts = idx_value & 0xFFFFFF; 752 break; 753 case 0x43E4: 754 /* SC_SCISSOR1 */ 755 track->maxy = ((idx_value >> 13) & 0x1FFF) + 1; 756 if (p->rdev->family < CHIP_RV515) { 757 track->maxy -= 1440; 758 } 759 track->cb_dirty = true; 760 track->zb_dirty = true; 761 break; 762 case 0x4E00: 763 /* RB3D_CCTL */ 764 if ((idx_value & (1 << 10)) && /* CMASK_ENABLE */ 765 p->rdev->cmask_filp != p->filp) { 766 DRM_ERROR("Invalid RB3D_CCTL: Cannot enable CMASK.\n"); 767 return -EINVAL; 768 } 769 track->num_cb = ((idx_value >> 5) & 0x3) + 1; 770 track->cb_dirty = true; 771 break; 772 case 0x4E38: 773 case 0x4E3C: 774 case 0x4E40: 775 case 0x4E44: 776 /* RB3D_COLORPITCH0 */ 777 /* RB3D_COLORPITCH1 */ 778 /* RB3D_COLORPITCH2 */ 779 /* RB3D_COLORPITCH3 */ 780 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 781 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 782 if (r) { 783 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 784 idx, reg); 785 radeon_cs_dump_packet(p, pkt); 786 return r; 787 } 788 789 if (reloc->tiling_flags & RADEON_TILING_MACRO) 790 tile_flags |= R300_COLOR_TILE_ENABLE; 791 if (reloc->tiling_flags & RADEON_TILING_MICRO) 792 tile_flags |= R300_COLOR_MICROTILE_ENABLE; 793 else if (reloc->tiling_flags & RADEON_TILING_MICRO_SQUARE) 794 tile_flags |= R300_COLOR_MICROTILE_SQUARE_ENABLE; 795 796 tmp = idx_value & ~(0x7 << 16); 797 tmp |= tile_flags; 798 ib[idx] = tmp; 799 } 800 i = (reg - 0x4E38) >> 2; 801 track->cb[i].pitch = idx_value & 0x3FFE; 802 switch (((idx_value >> 21) & 0xF)) { 803 case 9: 804 case 11: 805 case 12: 806 track->cb[i].cpp = 1; 807 break; 808 case 3: 809 case 4: 810 case 13: 811 case 15: 812 track->cb[i].cpp = 2; 813 break; 814 case 5: 815 if (p->rdev->family < CHIP_RV515) { 816 DRM_ERROR("Invalid color buffer format (%d)!\n", 817 ((idx_value >> 21) & 0xF)); 818 return -EINVAL; 819 } 820 /* Pass through. */ 821 case 6: 822 track->cb[i].cpp = 4; 823 break; 824 case 10: 825 track->cb[i].cpp = 8; 826 break; 827 case 7: 828 track->cb[i].cpp = 16; 829 break; 830 default: 831 DRM_ERROR("Invalid color buffer format (%d) !\n", 832 ((idx_value >> 21) & 0xF)); 833 return -EINVAL; 834 } 835 track->cb_dirty = true; 836 break; 837 case 0x4F00: 838 /* ZB_CNTL */ 839 if (idx_value & 2) { 840 track->z_enabled = true; 841 } else { 842 track->z_enabled = false; 843 } 844 track->zb_dirty = true; 845 break; 846 case 0x4F10: 847 /* ZB_FORMAT */ 848 switch ((idx_value & 0xF)) { 849 case 0: 850 case 1: 851 track->zb.cpp = 2; 852 break; 853 case 2: 854 track->zb.cpp = 4; 855 break; 856 default: 857 DRM_ERROR("Invalid z buffer format (%d) !\n", 858 (idx_value & 0xF)); 859 return -EINVAL; 860 } 861 track->zb_dirty = true; 862 break; 863 case 0x4F24: 864 /* ZB_DEPTHPITCH */ 865 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) { 866 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 867 if (r) { 868 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 869 idx, reg); 870 radeon_cs_dump_packet(p, pkt); 871 return r; 872 } 873 874 if (reloc->tiling_flags & RADEON_TILING_MACRO) 875 tile_flags |= R300_DEPTHMACROTILE_ENABLE; 876 if (reloc->tiling_flags & RADEON_TILING_MICRO) 877 tile_flags |= R300_DEPTHMICROTILE_TILED; 878 else if (reloc->tiling_flags & RADEON_TILING_MICRO_SQUARE) 879 tile_flags |= R300_DEPTHMICROTILE_TILED_SQUARE; 880 881 tmp = idx_value & ~(0x7 << 16); 882 tmp |= tile_flags; 883 ib[idx] = tmp; 884 } 885 track->zb.pitch = idx_value & 0x3FFC; 886 track->zb_dirty = true; 887 break; 888 case 0x4104: 889 /* TX_ENABLE */ 890 for (i = 0; i < 16; i++) { 891 bool enabled; 892 893 enabled = !!(idx_value & (1 << i)); 894 track->textures[i].enabled = enabled; 895 } 896 track->tex_dirty = true; 897 break; 898 case 0x44C0: 899 case 0x44C4: 900 case 0x44C8: 901 case 0x44CC: 902 case 0x44D0: 903 case 0x44D4: 904 case 0x44D8: 905 case 0x44DC: 906 case 0x44E0: 907 case 0x44E4: 908 case 0x44E8: 909 case 0x44EC: 910 case 0x44F0: 911 case 0x44F4: 912 case 0x44F8: 913 case 0x44FC: 914 /* TX_FORMAT1_[0-15] */ 915 i = (reg - 0x44C0) >> 2; 916 tmp = (idx_value >> 25) & 0x3; 917 track->textures[i].tex_coord_type = tmp; 918 switch ((idx_value & 0x1F)) { 919 case R300_TX_FORMAT_X8: 920 case R300_TX_FORMAT_Y4X4: 921 case R300_TX_FORMAT_Z3Y3X2: 922 track->textures[i].cpp = 1; 923 track->textures[i].compress_format = R100_TRACK_COMP_NONE; 924 break; 925 case R300_TX_FORMAT_X16: 926 case R300_TX_FORMAT_FL_I16: 927 case R300_TX_FORMAT_Y8X8: 928 case R300_TX_FORMAT_Z5Y6X5: 929 case R300_TX_FORMAT_Z6Y5X5: 930 case R300_TX_FORMAT_W4Z4Y4X4: 931 case R300_TX_FORMAT_W1Z5Y5X5: 932 case R300_TX_FORMAT_D3DMFT_CxV8U8: 933 case R300_TX_FORMAT_B8G8_B8G8: 934 case R300_TX_FORMAT_G8R8_G8B8: 935 track->textures[i].cpp = 2; 936 track->textures[i].compress_format = R100_TRACK_COMP_NONE; 937 break; 938 case R300_TX_FORMAT_Y16X16: 939 case R300_TX_FORMAT_FL_I16A16: 940 case R300_TX_FORMAT_Z11Y11X10: 941 case R300_TX_FORMAT_Z10Y11X11: 942 case R300_TX_FORMAT_W8Z8Y8X8: 943 case R300_TX_FORMAT_W2Z10Y10X10: 944 case 0x17: 945 case R300_TX_FORMAT_FL_I32: 946 case 0x1e: 947 track->textures[i].cpp = 4; 948 track->textures[i].compress_format = R100_TRACK_COMP_NONE; 949 break; 950 case R300_TX_FORMAT_W16Z16Y16X16: 951 case R300_TX_FORMAT_FL_R16G16B16A16: 952 case R300_TX_FORMAT_FL_I32A32: 953 track->textures[i].cpp = 8; 954 track->textures[i].compress_format = R100_TRACK_COMP_NONE; 955 break; 956 case R300_TX_FORMAT_FL_R32G32B32A32: 957 track->textures[i].cpp = 16; 958 track->textures[i].compress_format = R100_TRACK_COMP_NONE; 959 break; 960 case R300_TX_FORMAT_DXT1: 961 track->textures[i].cpp = 1; 962 track->textures[i].compress_format = R100_TRACK_COMP_DXT1; 963 break; 964 case R300_TX_FORMAT_ATI2N: 965 if (p->rdev->family < CHIP_R420) { 966 DRM_ERROR("Invalid texture format %u\n", 967 (idx_value & 0x1F)); 968 return -EINVAL; 969 } 970 /* The same rules apply as for DXT3/5. */ 971 /* Pass through. */ 972 case R300_TX_FORMAT_DXT3: 973 case R300_TX_FORMAT_DXT5: 974 track->textures[i].cpp = 1; 975 track->textures[i].compress_format = R100_TRACK_COMP_DXT35; 976 break; 977 default: 978 DRM_ERROR("Invalid texture format %u\n", 979 (idx_value & 0x1F)); 980 return -EINVAL; 981 } 982 track->tex_dirty = true; 983 break; 984 case 0x4400: 985 case 0x4404: 986 case 0x4408: 987 case 0x440C: 988 case 0x4410: 989 case 0x4414: 990 case 0x4418: 991 case 0x441C: 992 case 0x4420: 993 case 0x4424: 994 case 0x4428: 995 case 0x442C: 996 case 0x4430: 997 case 0x4434: 998 case 0x4438: 999 case 0x443C: 1000 /* TX_FILTER0_[0-15] */ 1001 i = (reg - 0x4400) >> 2; 1002 tmp = idx_value & 0x7; 1003 if (tmp == 2 || tmp == 4 || tmp == 6) { 1004 track->textures[i].roundup_w = false; 1005 } 1006 tmp = (idx_value >> 3) & 0x7; 1007 if (tmp == 2 || tmp == 4 || tmp == 6) { 1008 track->textures[i].roundup_h = false; 1009 } 1010 track->tex_dirty = true; 1011 break; 1012 case 0x4500: 1013 case 0x4504: 1014 case 0x4508: 1015 case 0x450C: 1016 case 0x4510: 1017 case 0x4514: 1018 case 0x4518: 1019 case 0x451C: 1020 case 0x4520: 1021 case 0x4524: 1022 case 0x4528: 1023 case 0x452C: 1024 case 0x4530: 1025 case 0x4534: 1026 case 0x4538: 1027 case 0x453C: 1028 /* TX_FORMAT2_[0-15] */ 1029 i = (reg - 0x4500) >> 2; 1030 tmp = idx_value & 0x3FFF; 1031 track->textures[i].pitch = tmp + 1; 1032 if (p->rdev->family >= CHIP_RV515) { 1033 tmp = ((idx_value >> 15) & 1) << 11; 1034 track->textures[i].width_11 = tmp; 1035 tmp = ((idx_value >> 16) & 1) << 11; 1036 track->textures[i].height_11 = tmp; 1037 1038 /* ATI1N */ 1039 if (idx_value & (1 << 14)) { 1040 /* The same rules apply as for DXT1. */ 1041 track->textures[i].compress_format = 1042 R100_TRACK_COMP_DXT1; 1043 } 1044 } else if (idx_value & (1 << 14)) { 1045 DRM_ERROR("Forbidden bit TXFORMAT_MSB\n"); 1046 return -EINVAL; 1047 } 1048 track->tex_dirty = true; 1049 break; 1050 case 0x4480: 1051 case 0x4484: 1052 case 0x4488: 1053 case 0x448C: 1054 case 0x4490: 1055 case 0x4494: 1056 case 0x4498: 1057 case 0x449C: 1058 case 0x44A0: 1059 case 0x44A4: 1060 case 0x44A8: 1061 case 0x44AC: 1062 case 0x44B0: 1063 case 0x44B4: 1064 case 0x44B8: 1065 case 0x44BC: 1066 /* TX_FORMAT0_[0-15] */ 1067 i = (reg - 0x4480) >> 2; 1068 tmp = idx_value & 0x7FF; 1069 track->textures[i].width = tmp + 1; 1070 tmp = (idx_value >> 11) & 0x7FF; 1071 track->textures[i].height = tmp + 1; 1072 tmp = (idx_value >> 26) & 0xF; 1073 track->textures[i].num_levels = tmp; 1074 tmp = idx_value & (1 << 31); 1075 track->textures[i].use_pitch = !!tmp; 1076 tmp = (idx_value >> 22) & 0xF; 1077 track->textures[i].txdepth = tmp; 1078 track->tex_dirty = true; 1079 break; 1080 case R300_ZB_ZPASS_ADDR: 1081 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1082 if (r) { 1083 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 1084 idx, reg); 1085 radeon_cs_dump_packet(p, pkt); 1086 return r; 1087 } 1088 ib[idx] = idx_value + ((u32)reloc->gpu_offset); 1089 break; 1090 case 0x4e0c: 1091 /* RB3D_COLOR_CHANNEL_MASK */ 1092 track->color_channel_mask = idx_value; 1093 track->cb_dirty = true; 1094 break; 1095 case 0x43a4: 1096 /* SC_HYPERZ_EN */ 1097 /* r300c emits this register - we need to disable hyperz for it 1098 * without complaining */ 1099 if (p->rdev->hyperz_filp != p->filp) { 1100 if (idx_value & 0x1) 1101 ib[idx] = idx_value & ~1; 1102 } 1103 break; 1104 case 0x4f1c: 1105 /* ZB_BW_CNTL */ 1106 track->zb_cb_clear = !!(idx_value & (1 << 5)); 1107 track->cb_dirty = true; 1108 track->zb_dirty = true; 1109 if (p->rdev->hyperz_filp != p->filp) { 1110 if (idx_value & (R300_HIZ_ENABLE | 1111 R300_RD_COMP_ENABLE | 1112 R300_WR_COMP_ENABLE | 1113 R300_FAST_FILL_ENABLE)) 1114 goto fail; 1115 } 1116 break; 1117 case 0x4e04: 1118 /* RB3D_BLENDCNTL */ 1119 track->blend_read_enable = !!(idx_value & (1 << 2)); 1120 track->cb_dirty = true; 1121 break; 1122 case R300_RB3D_AARESOLVE_OFFSET: 1123 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1124 if (r) { 1125 DRM_ERROR("No reloc for ib[%d]=0x%04X\n", 1126 idx, reg); 1127 radeon_cs_dump_packet(p, pkt); 1128 return r; 1129 } 1130 track->aa.robj = reloc->robj; 1131 track->aa.offset = idx_value; 1132 track->aa_dirty = true; 1133 ib[idx] = idx_value + ((u32)reloc->gpu_offset); 1134 break; 1135 case R300_RB3D_AARESOLVE_PITCH: 1136 track->aa.pitch = idx_value & 0x3FFE; 1137 track->aa_dirty = true; 1138 break; 1139 case R300_RB3D_AARESOLVE_CTL: 1140 track->aaresolve = idx_value & 0x1; 1141 track->aa_dirty = true; 1142 break; 1143 case 0x4f30: /* ZB_MASK_OFFSET */ 1144 case 0x4f34: /* ZB_ZMASK_PITCH */ 1145 case 0x4f44: /* ZB_HIZ_OFFSET */ 1146 case 0x4f54: /* ZB_HIZ_PITCH */ 1147 if (idx_value && (p->rdev->hyperz_filp != p->filp)) 1148 goto fail; 1149 break; 1150 case 0x4028: 1151 if (idx_value && (p->rdev->hyperz_filp != p->filp)) 1152 goto fail; 1153 /* GB_Z_PEQ_CONFIG */ 1154 if (p->rdev->family >= CHIP_RV350) 1155 break; 1156 goto fail; 1157 break; 1158 case 0x4be8: 1159 /* valid register only on RV530 */ 1160 if (p->rdev->family == CHIP_RV530) 1161 break; 1162 /* fallthrough do not move */ 1163 default: 1164 goto fail; 1165 } 1166 return 0; 1167 fail: 1168 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d (val=%08x)\n", 1169 reg, idx, idx_value); 1170 return -EINVAL; 1171 } 1172 1173 static int r300_packet3_check(struct radeon_cs_parser *p, 1174 struct radeon_cs_packet *pkt) 1175 { 1176 struct radeon_bo_list *reloc; 1177 struct r100_cs_track *track; 1178 volatile uint32_t *ib; 1179 unsigned idx; 1180 int r; 1181 1182 ib = p->ib.ptr; 1183 idx = pkt->idx + 1; 1184 track = (struct r100_cs_track *)p->track; 1185 switch(pkt->opcode) { 1186 case PACKET3_3D_LOAD_VBPNTR: 1187 r = r100_packet3_load_vbpntr(p, pkt, idx); 1188 if (r) 1189 return r; 1190 break; 1191 case PACKET3_INDX_BUFFER: 1192 r = radeon_cs_packet_next_reloc(p, &reloc, 0); 1193 if (r) { 1194 DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode); 1195 radeon_cs_dump_packet(p, pkt); 1196 return r; 1197 } 1198 ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->gpu_offset); 1199 r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj); 1200 if (r) { 1201 return r; 1202 } 1203 break; 1204 /* Draw packet */ 1205 case PACKET3_3D_DRAW_IMMD: 1206 /* Number of dwords is vtx_size * (num_vertices - 1) 1207 * PRIM_WALK must be equal to 3 vertex data in embedded 1208 * in cmd stream */ 1209 if (((radeon_get_ib_value(p, idx + 1) >> 4) & 0x3) != 3) { 1210 DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); 1211 return -EINVAL; 1212 } 1213 track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); 1214 track->immd_dwords = pkt->count - 1; 1215 r = r100_cs_track_check(p->rdev, track); 1216 if (r) { 1217 return r; 1218 } 1219 break; 1220 case PACKET3_3D_DRAW_IMMD_2: 1221 /* Number of dwords is vtx_size * (num_vertices - 1) 1222 * PRIM_WALK must be equal to 3 vertex data in embedded 1223 * in cmd stream */ 1224 if (((radeon_get_ib_value(p, idx) >> 4) & 0x3) != 3) { 1225 DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n"); 1226 return -EINVAL; 1227 } 1228 track->vap_vf_cntl = radeon_get_ib_value(p, idx); 1229 track->immd_dwords = pkt->count; 1230 r = r100_cs_track_check(p->rdev, track); 1231 if (r) { 1232 return r; 1233 } 1234 break; 1235 case PACKET3_3D_DRAW_VBUF: 1236 track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); 1237 r = r100_cs_track_check(p->rdev, track); 1238 if (r) { 1239 return r; 1240 } 1241 break; 1242 case PACKET3_3D_DRAW_VBUF_2: 1243 track->vap_vf_cntl = radeon_get_ib_value(p, idx); 1244 r = r100_cs_track_check(p->rdev, track); 1245 if (r) { 1246 return r; 1247 } 1248 break; 1249 case PACKET3_3D_DRAW_INDX: 1250 track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1); 1251 r = r100_cs_track_check(p->rdev, track); 1252 if (r) { 1253 return r; 1254 } 1255 break; 1256 case PACKET3_3D_DRAW_INDX_2: 1257 track->vap_vf_cntl = radeon_get_ib_value(p, idx); 1258 r = r100_cs_track_check(p->rdev, track); 1259 if (r) { 1260 return r; 1261 } 1262 break; 1263 case PACKET3_3D_CLEAR_HIZ: 1264 case PACKET3_3D_CLEAR_ZMASK: 1265 if (p->rdev->hyperz_filp != p->filp) 1266 return -EINVAL; 1267 break; 1268 case PACKET3_3D_CLEAR_CMASK: 1269 if (p->rdev->cmask_filp != p->filp) 1270 return -EINVAL; 1271 break; 1272 case PACKET3_NOP: 1273 break; 1274 default: 1275 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode); 1276 return -EINVAL; 1277 } 1278 return 0; 1279 } 1280 1281 int r300_cs_parse(struct radeon_cs_parser *p) 1282 { 1283 struct radeon_cs_packet pkt; 1284 struct r100_cs_track *track; 1285 int r; 1286 1287 track = kzalloc(sizeof(*track), GFP_KERNEL); 1288 if (track == NULL) 1289 return -ENOMEM; 1290 r100_cs_track_clear(p->rdev, track); 1291 p->track = track; 1292 do { 1293 r = radeon_cs_packet_parse(p, &pkt, p->idx); 1294 if (r) { 1295 return r; 1296 } 1297 p->idx += pkt.count + 2; 1298 switch (pkt.type) { 1299 case RADEON_PACKET_TYPE0: 1300 r = r100_cs_parse_packet0(p, &pkt, 1301 p->rdev->config.r300.reg_safe_bm, 1302 p->rdev->config.r300.reg_safe_bm_size, 1303 &r300_packet0_check); 1304 break; 1305 case RADEON_PACKET_TYPE2: 1306 break; 1307 case RADEON_PACKET_TYPE3: 1308 r = r300_packet3_check(p, &pkt); 1309 break; 1310 default: 1311 DRM_ERROR("Unknown packet type %d !\n", pkt.type); 1312 return -EINVAL; 1313 } 1314 if (r) { 1315 return r; 1316 } 1317 } while (p->idx < p->chunk_ib->length_dw); 1318 return 0; 1319 } 1320 1321 void r300_set_reg_safe(struct radeon_device *rdev) 1322 { 1323 rdev->config.r300.reg_safe_bm = r300_reg_safe_bm; 1324 rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r300_reg_safe_bm); 1325 } 1326 1327 void r300_mc_program(struct radeon_device *rdev) 1328 { 1329 struct r100_mc_save save; 1330 int r; 1331 1332 r = r100_debugfs_mc_info_init(rdev); 1333 if (r) { 1334 dev_err(rdev->dev, "Failed to create r100_mc debugfs file.\n"); 1335 } 1336 1337 /* Stops all mc clients */ 1338 r100_mc_stop(rdev, &save); 1339 if (rdev->flags & RADEON_IS_AGP) { 1340 WREG32(R_00014C_MC_AGP_LOCATION, 1341 S_00014C_MC_AGP_START(rdev->mc.gtt_start >> 16) | 1342 S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16)); 1343 WREG32(R_000170_AGP_BASE, lower_32_bits(rdev->mc.agp_base)); 1344 WREG32(R_00015C_AGP_BASE_2, 1345 upper_32_bits(rdev->mc.agp_base) & 0xff); 1346 } else { 1347 WREG32(R_00014C_MC_AGP_LOCATION, 0x0FFFFFFF); 1348 WREG32(R_000170_AGP_BASE, 0); 1349 WREG32(R_00015C_AGP_BASE_2, 0); 1350 } 1351 /* Wait for mc idle */ 1352 if (r300_mc_wait_for_idle(rdev)) 1353 DRM_INFO("Failed to wait MC idle before programming MC.\n"); 1354 /* Program MC, should be a 32bits limited address space */ 1355 WREG32(R_000148_MC_FB_LOCATION, 1356 S_000148_MC_FB_START(rdev->mc.vram_start >> 16) | 1357 S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16)); 1358 r100_mc_resume(rdev, &save); 1359 } 1360 1361 void r300_clock_startup(struct radeon_device *rdev) 1362 { 1363 u32 tmp; 1364 1365 if (radeon_dynclks != -1 && radeon_dynclks) 1366 radeon_legacy_set_clock_gating(rdev, 1); 1367 /* We need to force on some of the block */ 1368 tmp = RREG32_PLL(R_00000D_SCLK_CNTL); 1369 tmp |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1); 1370 if ((rdev->family == CHIP_RV350) || (rdev->family == CHIP_RV380)) 1371 tmp |= S_00000D_FORCE_VAP(1); 1372 WREG32_PLL(R_00000D_SCLK_CNTL, tmp); 1373 } 1374 1375 static int r300_startup(struct radeon_device *rdev) 1376 { 1377 int r; 1378 1379 /* set common regs */ 1380 r100_set_common_regs(rdev); 1381 /* program mc */ 1382 r300_mc_program(rdev); 1383 /* Resume clock */ 1384 r300_clock_startup(rdev); 1385 /* Initialize GPU configuration (# pipes, ...) */ 1386 r300_gpu_init(rdev); 1387 /* Initialize GART (initialize after TTM so we can allocate 1388 * memory through TTM but finalize after TTM) */ 1389 if (rdev->flags & RADEON_IS_PCIE) { 1390 r = rv370_pcie_gart_enable(rdev); 1391 if (r) 1392 return r; 1393 } 1394 1395 if (rdev->family == CHIP_R300 || 1396 rdev->family == CHIP_R350 || 1397 rdev->family == CHIP_RV350) 1398 r100_enable_bm(rdev); 1399 1400 if (rdev->flags & RADEON_IS_PCI) { 1401 r = r100_pci_gart_enable(rdev); 1402 if (r) 1403 return r; 1404 } 1405 1406 /* allocate wb buffer */ 1407 r = radeon_wb_init(rdev); 1408 if (r) 1409 return r; 1410 1411 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); 1412 if (r) { 1413 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 1414 return r; 1415 } 1416 1417 /* Enable IRQ */ 1418 if (!rdev->irq.installed) { 1419 r = radeon_irq_kms_init(rdev); 1420 if (r) 1421 return r; 1422 } 1423 1424 r100_irq_set(rdev); 1425 rdev->config.r300.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL); 1426 /* 1M ring buffer */ 1427 r = r100_cp_init(rdev, 1024 * 1024); 1428 if (r) { 1429 dev_err(rdev->dev, "failed initializing CP (%d).\n", r); 1430 return r; 1431 } 1432 1433 r = radeon_ib_pool_init(rdev); 1434 if (r) { 1435 dev_err(rdev->dev, "IB initialization failed (%d).\n", r); 1436 return r; 1437 } 1438 1439 return 0; 1440 } 1441 1442 int r300_resume(struct radeon_device *rdev) 1443 { 1444 int r; 1445 1446 /* Make sur GART are not working */ 1447 if (rdev->flags & RADEON_IS_PCIE) 1448 rv370_pcie_gart_disable(rdev); 1449 if (rdev->flags & RADEON_IS_PCI) 1450 r100_pci_gart_disable(rdev); 1451 /* Resume clock before doing reset */ 1452 r300_clock_startup(rdev); 1453 /* Reset gpu before posting otherwise ATOM will enter infinite loop */ 1454 if (radeon_asic_reset(rdev)) { 1455 dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", 1456 RREG32(R_000E40_RBBM_STATUS), 1457 RREG32(R_0007C0_CP_STAT)); 1458 } 1459 /* post */ 1460 radeon_combios_asic_init(rdev->ddev); 1461 /* Resume clock after posting */ 1462 r300_clock_startup(rdev); 1463 /* Initialize surface registers */ 1464 radeon_surface_init(rdev); 1465 1466 rdev->accel_working = true; 1467 r = r300_startup(rdev); 1468 if (r) { 1469 rdev->accel_working = false; 1470 } 1471 return r; 1472 } 1473 1474 int r300_suspend(struct radeon_device *rdev) 1475 { 1476 radeon_pm_suspend(rdev); 1477 r100_cp_disable(rdev); 1478 radeon_wb_disable(rdev); 1479 r100_irq_disable(rdev); 1480 if (rdev->flags & RADEON_IS_PCIE) 1481 rv370_pcie_gart_disable(rdev); 1482 if (rdev->flags & RADEON_IS_PCI) 1483 r100_pci_gart_disable(rdev); 1484 return 0; 1485 } 1486 1487 void r300_fini(struct radeon_device *rdev) 1488 { 1489 radeon_pm_fini(rdev); 1490 r100_cp_fini(rdev); 1491 radeon_wb_fini(rdev); 1492 radeon_ib_pool_fini(rdev); 1493 radeon_gem_fini(rdev); 1494 if (rdev->flags & RADEON_IS_PCIE) 1495 rv370_pcie_gart_fini(rdev); 1496 if (rdev->flags & RADEON_IS_PCI) 1497 r100_pci_gart_fini(rdev); 1498 radeon_agp_fini(rdev); 1499 radeon_irq_kms_fini(rdev); 1500 radeon_fence_driver_fini(rdev); 1501 radeon_bo_fini(rdev); 1502 radeon_atombios_fini(rdev); 1503 kfree(rdev->bios); 1504 rdev->bios = NULL; 1505 } 1506 1507 int r300_init(struct radeon_device *rdev) 1508 { 1509 int r; 1510 1511 /* Disable VGA */ 1512 r100_vga_render_disable(rdev); 1513 /* Initialize scratch registers */ 1514 radeon_scratch_init(rdev); 1515 /* Initialize surface registers */ 1516 radeon_surface_init(rdev); 1517 /* TODO: disable VGA need to use VGA request */ 1518 /* restore some register to sane defaults */ 1519 r100_restore_sanity(rdev); 1520 /* BIOS*/ 1521 if (!radeon_get_bios(rdev)) { 1522 if (ASIC_IS_AVIVO(rdev)) 1523 return -EINVAL; 1524 } 1525 if (rdev->is_atom_bios) { 1526 dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n"); 1527 return -EINVAL; 1528 } else { 1529 r = radeon_combios_init(rdev); 1530 if (r) 1531 return r; 1532 } 1533 /* Reset gpu before posting otherwise ATOM will enter infinite loop */ 1534 if (radeon_asic_reset(rdev)) { 1535 dev_warn(rdev->dev, 1536 "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n", 1537 RREG32(R_000E40_RBBM_STATUS), 1538 RREG32(R_0007C0_CP_STAT)); 1539 } 1540 /* check if cards are posted or not */ 1541 if (radeon_boot_test_post_card(rdev) == false) 1542 return -EINVAL; 1543 /* Set asic errata */ 1544 r300_errata(rdev); 1545 /* Initialize clocks */ 1546 radeon_get_clock_info(rdev->ddev); 1547 /* initialize AGP */ 1548 if (rdev->flags & RADEON_IS_AGP) { 1549 r = radeon_agp_init(rdev); 1550 if (r) { 1551 radeon_agp_disable(rdev); 1552 } 1553 } 1554 /* initialize memory controller */ 1555 r300_mc_init(rdev); 1556 /* Fence driver */ 1557 r = radeon_fence_driver_init(rdev); 1558 if (r) 1559 return r; 1560 /* Memory manager */ 1561 r = radeon_bo_init(rdev); 1562 if (r) 1563 return r; 1564 if (rdev->flags & RADEON_IS_PCIE) { 1565 r = rv370_pcie_gart_init(rdev); 1566 if (r) 1567 return r; 1568 } 1569 if (rdev->flags & RADEON_IS_PCI) { 1570 r = r100_pci_gart_init(rdev); 1571 if (r) 1572 return r; 1573 } 1574 r300_set_reg_safe(rdev); 1575 1576 /* Initialize power management */ 1577 radeon_pm_init(rdev); 1578 1579 rdev->accel_working = true; 1580 r = r300_startup(rdev); 1581 if (r) { 1582 /* Something went wrong with the accel init, so stop accel */ 1583 dev_err(rdev->dev, "Disabling GPU acceleration\n"); 1584 r100_cp_fini(rdev); 1585 radeon_wb_fini(rdev); 1586 radeon_ib_pool_fini(rdev); 1587 radeon_irq_kms_fini(rdev); 1588 if (rdev->flags & RADEON_IS_PCIE) 1589 rv370_pcie_gart_fini(rdev); 1590 if (rdev->flags & RADEON_IS_PCI) 1591 r100_pci_gart_fini(rdev); 1592 radeon_agp_fini(rdev); 1593 rdev->accel_working = false; 1594 } 1595 return 0; 1596 } 1597