1 /* 2 * Copyright 2010 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 * Authors: Alex Deucher 23 */ 24 #include <linux/firmware.h> 25 #include <linux/platform_device.h> 26 #include <linux/slab.h> 27 #include <linux/module.h> 28 #include <drm/drmP.h> 29 #include "radeon.h" 30 #include "radeon_asic.h" 31 #include <drm/radeon_drm.h> 32 #include "nid.h" 33 #include "atom.h" 34 #include "ni_reg.h" 35 #include "cayman_blit_shaders.h" 36 37 extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save); 38 extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save); 39 extern int evergreen_mc_wait_for_idle(struct radeon_device *rdev); 40 extern void evergreen_mc_program(struct radeon_device *rdev); 41 extern void evergreen_irq_suspend(struct radeon_device *rdev); 42 extern int evergreen_mc_init(struct radeon_device *rdev); 43 extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev); 44 extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev); 45 extern void si_rlc_fini(struct radeon_device *rdev); 46 extern int si_rlc_init(struct radeon_device *rdev); 47 48 #define EVERGREEN_PFP_UCODE_SIZE 1120 49 #define EVERGREEN_PM4_UCODE_SIZE 1376 50 #define EVERGREEN_RLC_UCODE_SIZE 768 51 #define BTC_MC_UCODE_SIZE 6024 52 53 #define CAYMAN_PFP_UCODE_SIZE 2176 54 #define CAYMAN_PM4_UCODE_SIZE 2176 55 #define CAYMAN_RLC_UCODE_SIZE 1024 56 #define CAYMAN_MC_UCODE_SIZE 6037 57 58 #define ARUBA_RLC_UCODE_SIZE 1536 59 60 /* Firmware Names */ 61 MODULE_FIRMWARE("radeon/BARTS_pfp.bin"); 62 MODULE_FIRMWARE("radeon/BARTS_me.bin"); 63 MODULE_FIRMWARE("radeon/BARTS_mc.bin"); 64 MODULE_FIRMWARE("radeon/BTC_rlc.bin"); 65 MODULE_FIRMWARE("radeon/TURKS_pfp.bin"); 66 MODULE_FIRMWARE("radeon/TURKS_me.bin"); 67 MODULE_FIRMWARE("radeon/TURKS_mc.bin"); 68 MODULE_FIRMWARE("radeon/CAICOS_pfp.bin"); 69 MODULE_FIRMWARE("radeon/CAICOS_me.bin"); 70 MODULE_FIRMWARE("radeon/CAICOS_mc.bin"); 71 MODULE_FIRMWARE("radeon/CAYMAN_pfp.bin"); 72 MODULE_FIRMWARE("radeon/CAYMAN_me.bin"); 73 MODULE_FIRMWARE("radeon/CAYMAN_mc.bin"); 74 MODULE_FIRMWARE("radeon/CAYMAN_rlc.bin"); 75 MODULE_FIRMWARE("radeon/ARUBA_pfp.bin"); 76 MODULE_FIRMWARE("radeon/ARUBA_me.bin"); 77 MODULE_FIRMWARE("radeon/ARUBA_rlc.bin"); 78 79 #define BTC_IO_MC_REGS_SIZE 29 80 81 static const u32 barts_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = { 82 {0x00000077, 0xff010100}, 83 {0x00000078, 0x00000000}, 84 {0x00000079, 0x00001434}, 85 {0x0000007a, 0xcc08ec08}, 86 {0x0000007b, 0x00040000}, 87 {0x0000007c, 0x000080c0}, 88 {0x0000007d, 0x09000000}, 89 {0x0000007e, 0x00210404}, 90 {0x00000081, 0x08a8e800}, 91 {0x00000082, 0x00030444}, 92 {0x00000083, 0x00000000}, 93 {0x00000085, 0x00000001}, 94 {0x00000086, 0x00000002}, 95 {0x00000087, 0x48490000}, 96 {0x00000088, 0x20244647}, 97 {0x00000089, 0x00000005}, 98 {0x0000008b, 0x66030000}, 99 {0x0000008c, 0x00006603}, 100 {0x0000008d, 0x00000100}, 101 {0x0000008f, 0x00001c0a}, 102 {0x00000090, 0xff000001}, 103 {0x00000094, 0x00101101}, 104 {0x00000095, 0x00000fff}, 105 {0x00000096, 0x00116fff}, 106 {0x00000097, 0x60010000}, 107 {0x00000098, 0x10010000}, 108 {0x00000099, 0x00006000}, 109 {0x0000009a, 0x00001000}, 110 {0x0000009f, 0x00946a00} 111 }; 112 113 static const u32 turks_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = { 114 {0x00000077, 0xff010100}, 115 {0x00000078, 0x00000000}, 116 {0x00000079, 0x00001434}, 117 {0x0000007a, 0xcc08ec08}, 118 {0x0000007b, 0x00040000}, 119 {0x0000007c, 0x000080c0}, 120 {0x0000007d, 0x09000000}, 121 {0x0000007e, 0x00210404}, 122 {0x00000081, 0x08a8e800}, 123 {0x00000082, 0x00030444}, 124 {0x00000083, 0x00000000}, 125 {0x00000085, 0x00000001}, 126 {0x00000086, 0x00000002}, 127 {0x00000087, 0x48490000}, 128 {0x00000088, 0x20244647}, 129 {0x00000089, 0x00000005}, 130 {0x0000008b, 0x66030000}, 131 {0x0000008c, 0x00006603}, 132 {0x0000008d, 0x00000100}, 133 {0x0000008f, 0x00001c0a}, 134 {0x00000090, 0xff000001}, 135 {0x00000094, 0x00101101}, 136 {0x00000095, 0x00000fff}, 137 {0x00000096, 0x00116fff}, 138 {0x00000097, 0x60010000}, 139 {0x00000098, 0x10010000}, 140 {0x00000099, 0x00006000}, 141 {0x0000009a, 0x00001000}, 142 {0x0000009f, 0x00936a00} 143 }; 144 145 static const u32 caicos_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = { 146 {0x00000077, 0xff010100}, 147 {0x00000078, 0x00000000}, 148 {0x00000079, 0x00001434}, 149 {0x0000007a, 0xcc08ec08}, 150 {0x0000007b, 0x00040000}, 151 {0x0000007c, 0x000080c0}, 152 {0x0000007d, 0x09000000}, 153 {0x0000007e, 0x00210404}, 154 {0x00000081, 0x08a8e800}, 155 {0x00000082, 0x00030444}, 156 {0x00000083, 0x00000000}, 157 {0x00000085, 0x00000001}, 158 {0x00000086, 0x00000002}, 159 {0x00000087, 0x48490000}, 160 {0x00000088, 0x20244647}, 161 {0x00000089, 0x00000005}, 162 {0x0000008b, 0x66030000}, 163 {0x0000008c, 0x00006603}, 164 {0x0000008d, 0x00000100}, 165 {0x0000008f, 0x00001c0a}, 166 {0x00000090, 0xff000001}, 167 {0x00000094, 0x00101101}, 168 {0x00000095, 0x00000fff}, 169 {0x00000096, 0x00116fff}, 170 {0x00000097, 0x60010000}, 171 {0x00000098, 0x10010000}, 172 {0x00000099, 0x00006000}, 173 {0x0000009a, 0x00001000}, 174 {0x0000009f, 0x00916a00} 175 }; 176 177 static const u32 cayman_io_mc_regs[BTC_IO_MC_REGS_SIZE][2] = { 178 {0x00000077, 0xff010100}, 179 {0x00000078, 0x00000000}, 180 {0x00000079, 0x00001434}, 181 {0x0000007a, 0xcc08ec08}, 182 {0x0000007b, 0x00040000}, 183 {0x0000007c, 0x000080c0}, 184 {0x0000007d, 0x09000000}, 185 {0x0000007e, 0x00210404}, 186 {0x00000081, 0x08a8e800}, 187 {0x00000082, 0x00030444}, 188 {0x00000083, 0x00000000}, 189 {0x00000085, 0x00000001}, 190 {0x00000086, 0x00000002}, 191 {0x00000087, 0x48490000}, 192 {0x00000088, 0x20244647}, 193 {0x00000089, 0x00000005}, 194 {0x0000008b, 0x66030000}, 195 {0x0000008c, 0x00006603}, 196 {0x0000008d, 0x00000100}, 197 {0x0000008f, 0x00001c0a}, 198 {0x00000090, 0xff000001}, 199 {0x00000094, 0x00101101}, 200 {0x00000095, 0x00000fff}, 201 {0x00000096, 0x00116fff}, 202 {0x00000097, 0x60010000}, 203 {0x00000098, 0x10010000}, 204 {0x00000099, 0x00006000}, 205 {0x0000009a, 0x00001000}, 206 {0x0000009f, 0x00976b00} 207 }; 208 209 int ni_mc_load_microcode(struct radeon_device *rdev) 210 { 211 const __be32 *fw_data; 212 u32 mem_type, running, blackout = 0; 213 u32 *io_mc_regs; 214 int i, ucode_size, regs_size; 215 216 if (!rdev->mc_fw) 217 return -EINVAL; 218 219 switch (rdev->family) { 220 case CHIP_BARTS: 221 io_mc_regs = (u32 *)&barts_io_mc_regs; 222 ucode_size = BTC_MC_UCODE_SIZE; 223 regs_size = BTC_IO_MC_REGS_SIZE; 224 break; 225 case CHIP_TURKS: 226 io_mc_regs = (u32 *)&turks_io_mc_regs; 227 ucode_size = BTC_MC_UCODE_SIZE; 228 regs_size = BTC_IO_MC_REGS_SIZE; 229 break; 230 case CHIP_CAICOS: 231 default: 232 io_mc_regs = (u32 *)&caicos_io_mc_regs; 233 ucode_size = BTC_MC_UCODE_SIZE; 234 regs_size = BTC_IO_MC_REGS_SIZE; 235 break; 236 case CHIP_CAYMAN: 237 io_mc_regs = (u32 *)&cayman_io_mc_regs; 238 ucode_size = CAYMAN_MC_UCODE_SIZE; 239 regs_size = BTC_IO_MC_REGS_SIZE; 240 break; 241 } 242 243 mem_type = (RREG32(MC_SEQ_MISC0) & MC_SEQ_MISC0_GDDR5_MASK) >> MC_SEQ_MISC0_GDDR5_SHIFT; 244 running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK; 245 246 if ((mem_type == MC_SEQ_MISC0_GDDR5_VALUE) && (running == 0)) { 247 if (running) { 248 blackout = RREG32(MC_SHARED_BLACKOUT_CNTL); 249 WREG32(MC_SHARED_BLACKOUT_CNTL, 1); 250 } 251 252 /* reset the engine and set to writable */ 253 WREG32(MC_SEQ_SUP_CNTL, 0x00000008); 254 WREG32(MC_SEQ_SUP_CNTL, 0x00000010); 255 256 /* load mc io regs */ 257 for (i = 0; i < regs_size; i++) { 258 WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]); 259 WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]); 260 } 261 /* load the MC ucode */ 262 fw_data = (const __be32 *)rdev->mc_fw->data; 263 for (i = 0; i < ucode_size; i++) 264 WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++)); 265 266 /* put the engine back into the active state */ 267 WREG32(MC_SEQ_SUP_CNTL, 0x00000008); 268 WREG32(MC_SEQ_SUP_CNTL, 0x00000004); 269 WREG32(MC_SEQ_SUP_CNTL, 0x00000001); 270 271 /* wait for training to complete */ 272 for (i = 0; i < rdev->usec_timeout; i++) { 273 if (RREG32(MC_IO_PAD_CNTL_D0) & MEM_FALL_OUT_CMD) 274 break; 275 udelay(1); 276 } 277 278 if (running) 279 WREG32(MC_SHARED_BLACKOUT_CNTL, blackout); 280 } 281 282 return 0; 283 } 284 285 int ni_init_microcode(struct radeon_device *rdev) 286 { 287 struct platform_device *pdev; 288 const char *chip_name; 289 const char *rlc_chip_name; 290 size_t pfp_req_size, me_req_size, rlc_req_size, mc_req_size; 291 char fw_name[30]; 292 int err; 293 294 DRM_DEBUG("\n"); 295 296 pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); 297 err = IS_ERR(pdev); 298 if (err) { 299 printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); 300 return -EINVAL; 301 } 302 303 switch (rdev->family) { 304 case CHIP_BARTS: 305 chip_name = "BARTS"; 306 rlc_chip_name = "BTC"; 307 pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4; 308 me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4; 309 rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4; 310 mc_req_size = BTC_MC_UCODE_SIZE * 4; 311 break; 312 case CHIP_TURKS: 313 chip_name = "TURKS"; 314 rlc_chip_name = "BTC"; 315 pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4; 316 me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4; 317 rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4; 318 mc_req_size = BTC_MC_UCODE_SIZE * 4; 319 break; 320 case CHIP_CAICOS: 321 chip_name = "CAICOS"; 322 rlc_chip_name = "BTC"; 323 pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4; 324 me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4; 325 rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4; 326 mc_req_size = BTC_MC_UCODE_SIZE * 4; 327 break; 328 case CHIP_CAYMAN: 329 chip_name = "CAYMAN"; 330 rlc_chip_name = "CAYMAN"; 331 pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4; 332 me_req_size = CAYMAN_PM4_UCODE_SIZE * 4; 333 rlc_req_size = CAYMAN_RLC_UCODE_SIZE * 4; 334 mc_req_size = CAYMAN_MC_UCODE_SIZE * 4; 335 break; 336 case CHIP_ARUBA: 337 chip_name = "ARUBA"; 338 rlc_chip_name = "ARUBA"; 339 /* pfp/me same size as CAYMAN */ 340 pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4; 341 me_req_size = CAYMAN_PM4_UCODE_SIZE * 4; 342 rlc_req_size = ARUBA_RLC_UCODE_SIZE * 4; 343 mc_req_size = 0; 344 break; 345 default: BUG(); 346 } 347 348 DRM_INFO("Loading %s Microcode\n", chip_name); 349 350 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); 351 err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); 352 if (err) 353 goto out; 354 if (rdev->pfp_fw->size != pfp_req_size) { 355 printk(KERN_ERR 356 "ni_cp: Bogus length %zu in firmware \"%s\"\n", 357 rdev->pfp_fw->size, fw_name); 358 err = -EINVAL; 359 goto out; 360 } 361 362 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); 363 err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); 364 if (err) 365 goto out; 366 if (rdev->me_fw->size != me_req_size) { 367 printk(KERN_ERR 368 "ni_cp: Bogus length %zu in firmware \"%s\"\n", 369 rdev->me_fw->size, fw_name); 370 err = -EINVAL; 371 } 372 373 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name); 374 err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev); 375 if (err) 376 goto out; 377 if (rdev->rlc_fw->size != rlc_req_size) { 378 printk(KERN_ERR 379 "ni_rlc: Bogus length %zu in firmware \"%s\"\n", 380 rdev->rlc_fw->size, fw_name); 381 err = -EINVAL; 382 } 383 384 /* no MC ucode on TN */ 385 if (!(rdev->flags & RADEON_IS_IGP)) { 386 snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name); 387 err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev); 388 if (err) 389 goto out; 390 if (rdev->mc_fw->size != mc_req_size) { 391 printk(KERN_ERR 392 "ni_mc: Bogus length %zu in firmware \"%s\"\n", 393 rdev->mc_fw->size, fw_name); 394 err = -EINVAL; 395 } 396 } 397 out: 398 platform_device_unregister(pdev); 399 400 if (err) { 401 if (err != -EINVAL) 402 printk(KERN_ERR 403 "ni_cp: Failed to load firmware \"%s\"\n", 404 fw_name); 405 release_firmware(rdev->pfp_fw); 406 rdev->pfp_fw = NULL; 407 release_firmware(rdev->me_fw); 408 rdev->me_fw = NULL; 409 release_firmware(rdev->rlc_fw); 410 rdev->rlc_fw = NULL; 411 release_firmware(rdev->mc_fw); 412 rdev->mc_fw = NULL; 413 } 414 return err; 415 } 416 417 /* 418 * Core functions 419 */ 420 static void cayman_gpu_init(struct radeon_device *rdev) 421 { 422 u32 gb_addr_config = 0; 423 u32 mc_shared_chmap, mc_arb_ramcfg; 424 u32 cgts_tcc_disable; 425 u32 sx_debug_1; 426 u32 smx_dc_ctl0; 427 u32 cgts_sm_ctrl_reg; 428 u32 hdp_host_path_cntl; 429 u32 tmp; 430 u32 disabled_rb_mask; 431 int i, j; 432 433 switch (rdev->family) { 434 case CHIP_CAYMAN: 435 rdev->config.cayman.max_shader_engines = 2; 436 rdev->config.cayman.max_pipes_per_simd = 4; 437 rdev->config.cayman.max_tile_pipes = 8; 438 rdev->config.cayman.max_simds_per_se = 12; 439 rdev->config.cayman.max_backends_per_se = 4; 440 rdev->config.cayman.max_texture_channel_caches = 8; 441 rdev->config.cayman.max_gprs = 256; 442 rdev->config.cayman.max_threads = 256; 443 rdev->config.cayman.max_gs_threads = 32; 444 rdev->config.cayman.max_stack_entries = 512; 445 rdev->config.cayman.sx_num_of_sets = 8; 446 rdev->config.cayman.sx_max_export_size = 256; 447 rdev->config.cayman.sx_max_export_pos_size = 64; 448 rdev->config.cayman.sx_max_export_smx_size = 192; 449 rdev->config.cayman.max_hw_contexts = 8; 450 rdev->config.cayman.sq_num_cf_insts = 2; 451 452 rdev->config.cayman.sc_prim_fifo_size = 0x100; 453 rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30; 454 rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130; 455 gb_addr_config = CAYMAN_GB_ADDR_CONFIG_GOLDEN; 456 break; 457 case CHIP_ARUBA: 458 default: 459 rdev->config.cayman.max_shader_engines = 1; 460 rdev->config.cayman.max_pipes_per_simd = 4; 461 rdev->config.cayman.max_tile_pipes = 2; 462 if ((rdev->pdev->device == 0x9900) || 463 (rdev->pdev->device == 0x9901) || 464 (rdev->pdev->device == 0x9905) || 465 (rdev->pdev->device == 0x9906) || 466 (rdev->pdev->device == 0x9907) || 467 (rdev->pdev->device == 0x9908) || 468 (rdev->pdev->device == 0x9909) || 469 (rdev->pdev->device == 0x9910) || 470 (rdev->pdev->device == 0x9917)) { 471 rdev->config.cayman.max_simds_per_se = 6; 472 rdev->config.cayman.max_backends_per_se = 2; 473 } else if ((rdev->pdev->device == 0x9903) || 474 (rdev->pdev->device == 0x9904) || 475 (rdev->pdev->device == 0x990A) || 476 (rdev->pdev->device == 0x9913) || 477 (rdev->pdev->device == 0x9918)) { 478 rdev->config.cayman.max_simds_per_se = 4; 479 rdev->config.cayman.max_backends_per_se = 2; 480 } else if ((rdev->pdev->device == 0x9919) || 481 (rdev->pdev->device == 0x9990) || 482 (rdev->pdev->device == 0x9991) || 483 (rdev->pdev->device == 0x9994) || 484 (rdev->pdev->device == 0x99A0)) { 485 rdev->config.cayman.max_simds_per_se = 3; 486 rdev->config.cayman.max_backends_per_se = 1; 487 } else { 488 rdev->config.cayman.max_simds_per_se = 2; 489 rdev->config.cayman.max_backends_per_se = 1; 490 } 491 rdev->config.cayman.max_texture_channel_caches = 2; 492 rdev->config.cayman.max_gprs = 256; 493 rdev->config.cayman.max_threads = 256; 494 rdev->config.cayman.max_gs_threads = 32; 495 rdev->config.cayman.max_stack_entries = 512; 496 rdev->config.cayman.sx_num_of_sets = 8; 497 rdev->config.cayman.sx_max_export_size = 256; 498 rdev->config.cayman.sx_max_export_pos_size = 64; 499 rdev->config.cayman.sx_max_export_smx_size = 192; 500 rdev->config.cayman.max_hw_contexts = 8; 501 rdev->config.cayman.sq_num_cf_insts = 2; 502 503 rdev->config.cayman.sc_prim_fifo_size = 0x40; 504 rdev->config.cayman.sc_hiz_tile_fifo_size = 0x30; 505 rdev->config.cayman.sc_earlyz_tile_fifo_size = 0x130; 506 gb_addr_config = ARUBA_GB_ADDR_CONFIG_GOLDEN; 507 break; 508 } 509 510 /* Initialize HDP */ 511 for (i = 0, j = 0; i < 32; i++, j += 0x18) { 512 WREG32((0x2c14 + j), 0x00000000); 513 WREG32((0x2c18 + j), 0x00000000); 514 WREG32((0x2c1c + j), 0x00000000); 515 WREG32((0x2c20 + j), 0x00000000); 516 WREG32((0x2c24 + j), 0x00000000); 517 } 518 519 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff)); 520 521 evergreen_fix_pci_max_read_req_size(rdev); 522 523 mc_shared_chmap = RREG32(MC_SHARED_CHMAP); 524 mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG); 525 526 tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT; 527 rdev->config.cayman.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024; 528 if (rdev->config.cayman.mem_row_size_in_kb > 4) 529 rdev->config.cayman.mem_row_size_in_kb = 4; 530 /* XXX use MC settings? */ 531 rdev->config.cayman.shader_engine_tile_size = 32; 532 rdev->config.cayman.num_gpus = 1; 533 rdev->config.cayman.multi_gpu_tile_size = 64; 534 535 tmp = (gb_addr_config & NUM_PIPES_MASK) >> NUM_PIPES_SHIFT; 536 rdev->config.cayman.num_tile_pipes = (1 << tmp); 537 tmp = (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT; 538 rdev->config.cayman.mem_max_burst_length_bytes = (tmp + 1) * 256; 539 tmp = (gb_addr_config & NUM_SHADER_ENGINES_MASK) >> NUM_SHADER_ENGINES_SHIFT; 540 rdev->config.cayman.num_shader_engines = tmp + 1; 541 tmp = (gb_addr_config & NUM_GPUS_MASK) >> NUM_GPUS_SHIFT; 542 rdev->config.cayman.num_gpus = tmp + 1; 543 tmp = (gb_addr_config & MULTI_GPU_TILE_SIZE_MASK) >> MULTI_GPU_TILE_SIZE_SHIFT; 544 rdev->config.cayman.multi_gpu_tile_size = 1 << tmp; 545 tmp = (gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT; 546 rdev->config.cayman.mem_row_size_in_kb = 1 << tmp; 547 548 549 /* setup tiling info dword. gb_addr_config is not adequate since it does 550 * not have bank info, so create a custom tiling dword. 551 * bits 3:0 num_pipes 552 * bits 7:4 num_banks 553 * bits 11:8 group_size 554 * bits 15:12 row_size 555 */ 556 rdev->config.cayman.tile_config = 0; 557 switch (rdev->config.cayman.num_tile_pipes) { 558 case 1: 559 default: 560 rdev->config.cayman.tile_config |= (0 << 0); 561 break; 562 case 2: 563 rdev->config.cayman.tile_config |= (1 << 0); 564 break; 565 case 4: 566 rdev->config.cayman.tile_config |= (2 << 0); 567 break; 568 case 8: 569 rdev->config.cayman.tile_config |= (3 << 0); 570 break; 571 } 572 573 /* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */ 574 if (rdev->flags & RADEON_IS_IGP) 575 rdev->config.cayman.tile_config |= 1 << 4; 576 else { 577 switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) { 578 case 0: /* four banks */ 579 rdev->config.cayman.tile_config |= 0 << 4; 580 break; 581 case 1: /* eight banks */ 582 rdev->config.cayman.tile_config |= 1 << 4; 583 break; 584 case 2: /* sixteen banks */ 585 default: 586 rdev->config.cayman.tile_config |= 2 << 4; 587 break; 588 } 589 } 590 rdev->config.cayman.tile_config |= 591 ((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8; 592 rdev->config.cayman.tile_config |= 593 ((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12; 594 595 tmp = 0; 596 for (i = (rdev->config.cayman.max_shader_engines - 1); i >= 0; i--) { 597 u32 rb_disable_bitmap; 598 599 WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i)); 600 WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i)); 601 rb_disable_bitmap = (RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000) >> 16; 602 tmp <<= 4; 603 tmp |= rb_disable_bitmap; 604 } 605 /* enabled rb are just the one not disabled :) */ 606 disabled_rb_mask = tmp; 607 608 WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES); 609 WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES); 610 611 WREG32(GB_ADDR_CONFIG, gb_addr_config); 612 WREG32(DMIF_ADDR_CONFIG, gb_addr_config); 613 WREG32(HDP_ADDR_CONFIG, gb_addr_config); 614 615 tmp = gb_addr_config & NUM_PIPES_MASK; 616 tmp = r6xx_remap_render_backend(rdev, tmp, 617 rdev->config.cayman.max_backends_per_se * 618 rdev->config.cayman.max_shader_engines, 619 CAYMAN_MAX_BACKENDS, disabled_rb_mask); 620 WREG32(GB_BACKEND_MAP, tmp); 621 622 cgts_tcc_disable = 0xffff0000; 623 for (i = 0; i < rdev->config.cayman.max_texture_channel_caches; i++) 624 cgts_tcc_disable &= ~(1 << (16 + i)); 625 WREG32(CGTS_TCC_DISABLE, cgts_tcc_disable); 626 WREG32(CGTS_SYS_TCC_DISABLE, cgts_tcc_disable); 627 WREG32(CGTS_USER_SYS_TCC_DISABLE, cgts_tcc_disable); 628 WREG32(CGTS_USER_TCC_DISABLE, cgts_tcc_disable); 629 630 /* reprogram the shader complex */ 631 cgts_sm_ctrl_reg = RREG32(CGTS_SM_CTRL_REG); 632 for (i = 0; i < 16; i++) 633 WREG32(CGTS_SM_CTRL_REG, OVERRIDE); 634 WREG32(CGTS_SM_CTRL_REG, cgts_sm_ctrl_reg); 635 636 /* set HW defaults for 3D engine */ 637 WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60)); 638 639 sx_debug_1 = RREG32(SX_DEBUG_1); 640 sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS; 641 WREG32(SX_DEBUG_1, sx_debug_1); 642 643 smx_dc_ctl0 = RREG32(SMX_DC_CTL0); 644 smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff); 645 smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.cayman.sx_num_of_sets); 646 WREG32(SMX_DC_CTL0, smx_dc_ctl0); 647 648 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4) | CRC_SIMD_ID_WADDR_DISABLE); 649 650 /* need to be explicitly zero-ed */ 651 WREG32(VGT_OFFCHIP_LDS_BASE, 0); 652 WREG32(SQ_LSTMP_RING_BASE, 0); 653 WREG32(SQ_HSTMP_RING_BASE, 0); 654 WREG32(SQ_ESTMP_RING_BASE, 0); 655 WREG32(SQ_GSTMP_RING_BASE, 0); 656 WREG32(SQ_VSTMP_RING_BASE, 0); 657 WREG32(SQ_PSTMP_RING_BASE, 0); 658 659 WREG32(TA_CNTL_AUX, DISABLE_CUBE_ANISO); 660 661 WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.cayman.sx_max_export_size / 4) - 1) | 662 POSITION_BUFFER_SIZE((rdev->config.cayman.sx_max_export_pos_size / 4) - 1) | 663 SMX_BUFFER_SIZE((rdev->config.cayman.sx_max_export_smx_size / 4) - 1))); 664 665 WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.cayman.sc_prim_fifo_size) | 666 SC_HIZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_hiz_tile_fifo_size) | 667 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.cayman.sc_earlyz_tile_fifo_size))); 668 669 670 WREG32(VGT_NUM_INSTANCES, 1); 671 672 WREG32(CP_PERFMON_CNTL, 0); 673 674 WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.cayman.sq_num_cf_insts) | 675 FETCH_FIFO_HIWATER(0x4) | 676 DONE_FIFO_HIWATER(0xe0) | 677 ALU_UPDATE_FIFO_HIWATER(0x8))); 678 679 WREG32(SQ_GPR_RESOURCE_MGMT_1, NUM_CLAUSE_TEMP_GPRS(4)); 680 WREG32(SQ_CONFIG, (VC_ENABLE | 681 EXPORT_SRC_C | 682 GFX_PRIO(0) | 683 CS1_PRIO(0) | 684 CS2_PRIO(1))); 685 WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, DYN_GPR_ENABLE); 686 687 WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) | 688 FORCE_EOV_MAX_REZ_CNT(255))); 689 690 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) | 691 AUTO_INVLD_EN(ES_AND_GS_AUTO)); 692 693 WREG32(VGT_GS_VERTEX_REUSE, 16); 694 WREG32(PA_SC_LINE_STIPPLE_STATE, 0); 695 696 WREG32(CB_PERF_CTR0_SEL_0, 0); 697 WREG32(CB_PERF_CTR0_SEL_1, 0); 698 WREG32(CB_PERF_CTR1_SEL_0, 0); 699 WREG32(CB_PERF_CTR1_SEL_1, 0); 700 WREG32(CB_PERF_CTR2_SEL_0, 0); 701 WREG32(CB_PERF_CTR2_SEL_1, 0); 702 WREG32(CB_PERF_CTR3_SEL_0, 0); 703 WREG32(CB_PERF_CTR3_SEL_1, 0); 704 705 tmp = RREG32(HDP_MISC_CNTL); 706 tmp |= HDP_FLUSH_INVALIDATE_CACHE; 707 WREG32(HDP_MISC_CNTL, tmp); 708 709 hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL); 710 WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl); 711 712 WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3)); 713 714 udelay(50); 715 } 716 717 /* 718 * GART 719 */ 720 void cayman_pcie_gart_tlb_flush(struct radeon_device *rdev) 721 { 722 /* flush hdp cache */ 723 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); 724 725 /* bits 0-7 are the VM contexts0-7 */ 726 WREG32(VM_INVALIDATE_REQUEST, 1); 727 } 728 729 static int cayman_pcie_gart_enable(struct radeon_device *rdev) 730 { 731 int i, r; 732 733 if (rdev->gart.robj == NULL) { 734 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n"); 735 return -EINVAL; 736 } 737 r = radeon_gart_table_vram_pin(rdev); 738 if (r) 739 return r; 740 radeon_gart_restore(rdev); 741 /* Setup TLB control */ 742 WREG32(MC_VM_MX_L1_TLB_CNTL, 743 (0xA << 7) | 744 ENABLE_L1_TLB | 745 ENABLE_L1_FRAGMENT_PROCESSING | 746 SYSTEM_ACCESS_MODE_NOT_IN_SYS | 747 ENABLE_ADVANCED_DRIVER_MODEL | 748 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); 749 /* Setup L2 cache */ 750 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | 751 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | 752 ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE | 753 EFFECTIVE_L2_QUEUE_SIZE(7) | 754 CONTEXT1_IDENTITY_ACCESS_MODE(1)); 755 WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE); 756 WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY | 757 L2_CACHE_BIGK_FRAGMENT_SIZE(6)); 758 /* setup context0 */ 759 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12); 760 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12); 761 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12); 762 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR, 763 (u32)(rdev->dummy_page.addr >> 12)); 764 WREG32(VM_CONTEXT0_CNTL2, 0); 765 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | 766 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); 767 768 WREG32(0x15D4, 0); 769 WREG32(0x15D8, 0); 770 WREG32(0x15DC, 0); 771 772 /* empty context1-7 */ 773 /* Assign the pt base to something valid for now; the pts used for 774 * the VMs are determined by the application and setup and assigned 775 * on the fly in the vm part of radeon_gart.c 776 */ 777 for (i = 1; i < 8; i++) { 778 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR + (i << 2), 0); 779 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR + (i << 2), rdev->vm_manager.max_pfn); 780 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), 781 rdev->gart.table_addr >> 12); 782 } 783 784 /* enable context1-7 */ 785 WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR, 786 (u32)(rdev->dummy_page.addr >> 12)); 787 WREG32(VM_CONTEXT1_CNTL2, 0); 788 WREG32(VM_CONTEXT1_CNTL, 0); 789 WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(1) | 790 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); 791 792 cayman_pcie_gart_tlb_flush(rdev); 793 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", 794 (unsigned)(rdev->mc.gtt_size >> 20), 795 (unsigned long long)rdev->gart.table_addr); 796 rdev->gart.ready = true; 797 return 0; 798 } 799 800 static void cayman_pcie_gart_disable(struct radeon_device *rdev) 801 { 802 /* Disable all tables */ 803 WREG32(VM_CONTEXT0_CNTL, 0); 804 WREG32(VM_CONTEXT1_CNTL, 0); 805 /* Setup TLB control */ 806 WREG32(MC_VM_MX_L1_TLB_CNTL, ENABLE_L1_FRAGMENT_PROCESSING | 807 SYSTEM_ACCESS_MODE_NOT_IN_SYS | 808 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); 809 /* Setup L2 cache */ 810 WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | 811 ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE | 812 EFFECTIVE_L2_QUEUE_SIZE(7) | 813 CONTEXT1_IDENTITY_ACCESS_MODE(1)); 814 WREG32(VM_L2_CNTL2, 0); 815 WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY | 816 L2_CACHE_BIGK_FRAGMENT_SIZE(6)); 817 radeon_gart_table_vram_unpin(rdev); 818 } 819 820 static void cayman_pcie_gart_fini(struct radeon_device *rdev) 821 { 822 cayman_pcie_gart_disable(rdev); 823 radeon_gart_table_vram_free(rdev); 824 radeon_gart_fini(rdev); 825 } 826 827 void cayman_cp_int_cntl_setup(struct radeon_device *rdev, 828 int ring, u32 cp_int_cntl) 829 { 830 u32 srbm_gfx_cntl = RREG32(SRBM_GFX_CNTL) & ~3; 831 832 WREG32(SRBM_GFX_CNTL, srbm_gfx_cntl | (ring & 3)); 833 WREG32(CP_INT_CNTL, cp_int_cntl); 834 } 835 836 /* 837 * CP. 838 */ 839 void cayman_fence_ring_emit(struct radeon_device *rdev, 840 struct radeon_fence *fence) 841 { 842 struct radeon_ring *ring = &rdev->ring[fence->ring]; 843 u64 addr = rdev->fence_drv[fence->ring].gpu_addr; 844 845 /* flush read cache over gart for this vmid */ 846 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); 847 radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); 848 radeon_ring_write(ring, 0); 849 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); 850 radeon_ring_write(ring, PACKET3_TC_ACTION_ENA | PACKET3_SH_ACTION_ENA); 851 radeon_ring_write(ring, 0xFFFFFFFF); 852 radeon_ring_write(ring, 0); 853 radeon_ring_write(ring, 10); /* poll interval */ 854 /* EVENT_WRITE_EOP - flush caches, send int */ 855 radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4)); 856 radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5)); 857 radeon_ring_write(ring, addr & 0xffffffff); 858 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2)); 859 radeon_ring_write(ring, fence->seq); 860 radeon_ring_write(ring, 0); 861 } 862 863 void cayman_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) 864 { 865 struct radeon_ring *ring = &rdev->ring[ib->ring]; 866 867 /* set to DX10/11 mode */ 868 radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0)); 869 radeon_ring_write(ring, 1); 870 871 if (ring->rptr_save_reg) { 872 uint32_t next_rptr = ring->wptr + 3 + 4 + 8; 873 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); 874 radeon_ring_write(ring, ((ring->rptr_save_reg - 875 PACKET3_SET_CONFIG_REG_START) >> 2)); 876 radeon_ring_write(ring, next_rptr); 877 } 878 879 radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2)); 880 radeon_ring_write(ring, 881 #ifdef __BIG_ENDIAN 882 (2 << 0) | 883 #endif 884 (ib->gpu_addr & 0xFFFFFFFC)); 885 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF); 886 radeon_ring_write(ring, ib->length_dw | 887 (ib->vm ? (ib->vm->id << 24) : 0)); 888 889 /* flush read cache over gart for this vmid */ 890 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); 891 radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); 892 radeon_ring_write(ring, ib->vm ? ib->vm->id : 0); 893 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); 894 radeon_ring_write(ring, PACKET3_TC_ACTION_ENA | PACKET3_SH_ACTION_ENA); 895 radeon_ring_write(ring, 0xFFFFFFFF); 896 radeon_ring_write(ring, 0); 897 radeon_ring_write(ring, 10); /* poll interval */ 898 } 899 900 static void cayman_cp_enable(struct radeon_device *rdev, bool enable) 901 { 902 if (enable) 903 WREG32(CP_ME_CNTL, 0); 904 else { 905 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); 906 WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT)); 907 WREG32(SCRATCH_UMSK, 0); 908 } 909 } 910 911 static int cayman_cp_load_microcode(struct radeon_device *rdev) 912 { 913 const __be32 *fw_data; 914 int i; 915 916 if (!rdev->me_fw || !rdev->pfp_fw) 917 return -EINVAL; 918 919 cayman_cp_enable(rdev, false); 920 921 fw_data = (const __be32 *)rdev->pfp_fw->data; 922 WREG32(CP_PFP_UCODE_ADDR, 0); 923 for (i = 0; i < CAYMAN_PFP_UCODE_SIZE; i++) 924 WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++)); 925 WREG32(CP_PFP_UCODE_ADDR, 0); 926 927 fw_data = (const __be32 *)rdev->me_fw->data; 928 WREG32(CP_ME_RAM_WADDR, 0); 929 for (i = 0; i < CAYMAN_PM4_UCODE_SIZE; i++) 930 WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++)); 931 932 WREG32(CP_PFP_UCODE_ADDR, 0); 933 WREG32(CP_ME_RAM_WADDR, 0); 934 WREG32(CP_ME_RAM_RADDR, 0); 935 return 0; 936 } 937 938 static int cayman_cp_start(struct radeon_device *rdev) 939 { 940 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 941 int r, i; 942 943 r = radeon_ring_lock(rdev, ring, 7); 944 if (r) { 945 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); 946 return r; 947 } 948 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5)); 949 radeon_ring_write(ring, 0x1); 950 radeon_ring_write(ring, 0x0); 951 radeon_ring_write(ring, rdev->config.cayman.max_hw_contexts - 1); 952 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); 953 radeon_ring_write(ring, 0); 954 radeon_ring_write(ring, 0); 955 radeon_ring_unlock_commit(rdev, ring); 956 957 cayman_cp_enable(rdev, true); 958 959 r = radeon_ring_lock(rdev, ring, cayman_default_size + 19); 960 if (r) { 961 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); 962 return r; 963 } 964 965 /* setup clear context state */ 966 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); 967 radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE); 968 969 for (i = 0; i < cayman_default_size; i++) 970 radeon_ring_write(ring, cayman_default_state[i]); 971 972 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); 973 radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE); 974 975 /* set clear context state */ 976 radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0)); 977 radeon_ring_write(ring, 0); 978 979 /* SQ_VTX_BASE_VTX_LOC */ 980 radeon_ring_write(ring, 0xc0026f00); 981 radeon_ring_write(ring, 0x00000000); 982 radeon_ring_write(ring, 0x00000000); 983 radeon_ring_write(ring, 0x00000000); 984 985 /* Clear consts */ 986 radeon_ring_write(ring, 0xc0036f00); 987 radeon_ring_write(ring, 0x00000bc4); 988 radeon_ring_write(ring, 0xffffffff); 989 radeon_ring_write(ring, 0xffffffff); 990 radeon_ring_write(ring, 0xffffffff); 991 992 radeon_ring_write(ring, 0xc0026900); 993 radeon_ring_write(ring, 0x00000316); 994 radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ 995 radeon_ring_write(ring, 0x00000010); /* */ 996 997 radeon_ring_unlock_commit(rdev, ring); 998 999 /* XXX init other rings */ 1000 1001 return 0; 1002 } 1003 1004 static void cayman_cp_fini(struct radeon_device *rdev) 1005 { 1006 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 1007 cayman_cp_enable(rdev, false); 1008 radeon_ring_fini(rdev, ring); 1009 radeon_scratch_free(rdev, ring->rptr_save_reg); 1010 } 1011 1012 static int cayman_cp_resume(struct radeon_device *rdev) 1013 { 1014 static const int ridx[] = { 1015 RADEON_RING_TYPE_GFX_INDEX, 1016 CAYMAN_RING_TYPE_CP1_INDEX, 1017 CAYMAN_RING_TYPE_CP2_INDEX 1018 }; 1019 static const unsigned cp_rb_cntl[] = { 1020 CP_RB0_CNTL, 1021 CP_RB1_CNTL, 1022 CP_RB2_CNTL, 1023 }; 1024 static const unsigned cp_rb_rptr_addr[] = { 1025 CP_RB0_RPTR_ADDR, 1026 CP_RB1_RPTR_ADDR, 1027 CP_RB2_RPTR_ADDR 1028 }; 1029 static const unsigned cp_rb_rptr_addr_hi[] = { 1030 CP_RB0_RPTR_ADDR_HI, 1031 CP_RB1_RPTR_ADDR_HI, 1032 CP_RB2_RPTR_ADDR_HI 1033 }; 1034 static const unsigned cp_rb_base[] = { 1035 CP_RB0_BASE, 1036 CP_RB1_BASE, 1037 CP_RB2_BASE 1038 }; 1039 struct radeon_ring *ring; 1040 int i, r; 1041 1042 /* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */ 1043 WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP | 1044 SOFT_RESET_PA | 1045 SOFT_RESET_SH | 1046 SOFT_RESET_VGT | 1047 SOFT_RESET_SPI | 1048 SOFT_RESET_SX)); 1049 RREG32(GRBM_SOFT_RESET); 1050 mdelay(15); 1051 WREG32(GRBM_SOFT_RESET, 0); 1052 RREG32(GRBM_SOFT_RESET); 1053 1054 WREG32(CP_SEM_WAIT_TIMER, 0x0); 1055 WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0); 1056 1057 /* Set the write pointer delay */ 1058 WREG32(CP_RB_WPTR_DELAY, 0); 1059 1060 WREG32(CP_DEBUG, (1 << 27)); 1061 1062 /* set the wb address wether it's enabled or not */ 1063 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF); 1064 WREG32(SCRATCH_UMSK, 0xff); 1065 1066 for (i = 0; i < 3; ++i) { 1067 uint32_t rb_cntl; 1068 uint64_t addr; 1069 1070 /* Set ring buffer size */ 1071 ring = &rdev->ring[ridx[i]]; 1072 rb_cntl = drm_order(ring->ring_size / 8); 1073 rb_cntl |= drm_order(RADEON_GPU_PAGE_SIZE/8) << 8; 1074 #ifdef __BIG_ENDIAN 1075 rb_cntl |= BUF_SWAP_32BIT; 1076 #endif 1077 WREG32(cp_rb_cntl[i], rb_cntl); 1078 1079 /* set the wb address wether it's enabled or not */ 1080 addr = rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET; 1081 WREG32(cp_rb_rptr_addr[i], addr & 0xFFFFFFFC); 1082 WREG32(cp_rb_rptr_addr_hi[i], upper_32_bits(addr) & 0xFF); 1083 } 1084 1085 /* set the rb base addr, this causes an internal reset of ALL rings */ 1086 for (i = 0; i < 3; ++i) { 1087 ring = &rdev->ring[ridx[i]]; 1088 WREG32(cp_rb_base[i], ring->gpu_addr >> 8); 1089 } 1090 1091 for (i = 0; i < 3; ++i) { 1092 /* Initialize the ring buffer's read and write pointers */ 1093 ring = &rdev->ring[ridx[i]]; 1094 WREG32_P(cp_rb_cntl[i], RB_RPTR_WR_ENA, ~RB_RPTR_WR_ENA); 1095 1096 ring->rptr = ring->wptr = 0; 1097 WREG32(ring->rptr_reg, ring->rptr); 1098 WREG32(ring->wptr_reg, ring->wptr); 1099 1100 mdelay(1); 1101 WREG32_P(cp_rb_cntl[i], 0, ~RB_RPTR_WR_ENA); 1102 } 1103 1104 /* start the rings */ 1105 cayman_cp_start(rdev); 1106 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true; 1107 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; 1108 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; 1109 /* this only test cp0 */ 1110 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); 1111 if (r) { 1112 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; 1113 rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; 1114 rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; 1115 return r; 1116 } 1117 1118 return 0; 1119 } 1120 1121 static int cayman_gpu_soft_reset(struct radeon_device *rdev) 1122 { 1123 struct evergreen_mc_save save; 1124 u32 grbm_reset = 0; 1125 1126 if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) 1127 return 0; 1128 1129 dev_info(rdev->dev, "GPU softreset \n"); 1130 dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n", 1131 RREG32(GRBM_STATUS)); 1132 dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n", 1133 RREG32(GRBM_STATUS_SE0)); 1134 dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n", 1135 RREG32(GRBM_STATUS_SE1)); 1136 dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n", 1137 RREG32(SRBM_STATUS)); 1138 dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n", 1139 RREG32(CP_STALLED_STAT1)); 1140 dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n", 1141 RREG32(CP_STALLED_STAT2)); 1142 dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n", 1143 RREG32(CP_BUSY_STAT)); 1144 dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n", 1145 RREG32(CP_STAT)); 1146 dev_info(rdev->dev, " VM_CONTEXT0_PROTECTION_FAULT_ADDR 0x%08X\n", 1147 RREG32(0x14F8)); 1148 dev_info(rdev->dev, " VM_CONTEXT0_PROTECTION_FAULT_STATUS 0x%08X\n", 1149 RREG32(0x14D8)); 1150 dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n", 1151 RREG32(0x14FC)); 1152 dev_info(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n", 1153 RREG32(0x14DC)); 1154 1155 evergreen_mc_stop(rdev, &save); 1156 if (evergreen_mc_wait_for_idle(rdev)) { 1157 dev_warn(rdev->dev, "Wait for MC idle timedout !\n"); 1158 } 1159 /* Disable CP parsing/prefetching */ 1160 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT); 1161 1162 /* reset all the gfx blocks */ 1163 grbm_reset = (SOFT_RESET_CP | 1164 SOFT_RESET_CB | 1165 SOFT_RESET_DB | 1166 SOFT_RESET_GDS | 1167 SOFT_RESET_PA | 1168 SOFT_RESET_SC | 1169 SOFT_RESET_SPI | 1170 SOFT_RESET_SH | 1171 SOFT_RESET_SX | 1172 SOFT_RESET_TC | 1173 SOFT_RESET_TA | 1174 SOFT_RESET_VGT | 1175 SOFT_RESET_IA); 1176 1177 dev_info(rdev->dev, " GRBM_SOFT_RESET=0x%08X\n", grbm_reset); 1178 WREG32(GRBM_SOFT_RESET, grbm_reset); 1179 (void)RREG32(GRBM_SOFT_RESET); 1180 udelay(50); 1181 WREG32(GRBM_SOFT_RESET, 0); 1182 (void)RREG32(GRBM_SOFT_RESET); 1183 /* Wait a little for things to settle down */ 1184 udelay(50); 1185 1186 dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n", 1187 RREG32(GRBM_STATUS)); 1188 dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n", 1189 RREG32(GRBM_STATUS_SE0)); 1190 dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n", 1191 RREG32(GRBM_STATUS_SE1)); 1192 dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n", 1193 RREG32(SRBM_STATUS)); 1194 dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n", 1195 RREG32(CP_STALLED_STAT1)); 1196 dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n", 1197 RREG32(CP_STALLED_STAT2)); 1198 dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n", 1199 RREG32(CP_BUSY_STAT)); 1200 dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n", 1201 RREG32(CP_STAT)); 1202 evergreen_mc_resume(rdev, &save); 1203 return 0; 1204 } 1205 1206 int cayman_asic_reset(struct radeon_device *rdev) 1207 { 1208 return cayman_gpu_soft_reset(rdev); 1209 } 1210 1211 static int cayman_startup(struct radeon_device *rdev) 1212 { 1213 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 1214 int r; 1215 1216 /* enable pcie gen2 link */ 1217 evergreen_pcie_gen2_enable(rdev); 1218 1219 if (rdev->flags & RADEON_IS_IGP) { 1220 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) { 1221 r = ni_init_microcode(rdev); 1222 if (r) { 1223 DRM_ERROR("Failed to load firmware!\n"); 1224 return r; 1225 } 1226 } 1227 } else { 1228 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) { 1229 r = ni_init_microcode(rdev); 1230 if (r) { 1231 DRM_ERROR("Failed to load firmware!\n"); 1232 return r; 1233 } 1234 } 1235 1236 r = ni_mc_load_microcode(rdev); 1237 if (r) { 1238 DRM_ERROR("Failed to load MC firmware!\n"); 1239 return r; 1240 } 1241 } 1242 1243 r = r600_vram_scratch_init(rdev); 1244 if (r) 1245 return r; 1246 1247 evergreen_mc_program(rdev); 1248 r = cayman_pcie_gart_enable(rdev); 1249 if (r) 1250 return r; 1251 cayman_gpu_init(rdev); 1252 1253 r = evergreen_blit_init(rdev); 1254 if (r) { 1255 r600_blit_fini(rdev); 1256 rdev->asic->copy.copy = NULL; 1257 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r); 1258 } 1259 1260 /* allocate rlc buffers */ 1261 if (rdev->flags & RADEON_IS_IGP) { 1262 r = si_rlc_init(rdev); 1263 if (r) { 1264 DRM_ERROR("Failed to init rlc BOs!\n"); 1265 return r; 1266 } 1267 } 1268 1269 /* allocate wb buffer */ 1270 r = radeon_wb_init(rdev); 1271 if (r) 1272 return r; 1273 1274 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); 1275 if (r) { 1276 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 1277 return r; 1278 } 1279 1280 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX); 1281 if (r) { 1282 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 1283 return r; 1284 } 1285 1286 r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX); 1287 if (r) { 1288 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); 1289 return r; 1290 } 1291 1292 /* Enable IRQ */ 1293 r = r600_irq_init(rdev); 1294 if (r) { 1295 DRM_ERROR("radeon: IH init failed (%d).\n", r); 1296 radeon_irq_kms_fini(rdev); 1297 return r; 1298 } 1299 evergreen_irq_set(rdev); 1300 1301 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET, 1302 CP_RB0_RPTR, CP_RB0_WPTR, 1303 0, 0xfffff, RADEON_CP_PACKET2); 1304 if (r) 1305 return r; 1306 r = cayman_cp_load_microcode(rdev); 1307 if (r) 1308 return r; 1309 r = cayman_cp_resume(rdev); 1310 if (r) 1311 return r; 1312 1313 r = radeon_ib_pool_init(rdev); 1314 if (r) { 1315 dev_err(rdev->dev, "IB initialization failed (%d).\n", r); 1316 return r; 1317 } 1318 1319 r = radeon_vm_manager_init(rdev); 1320 if (r) { 1321 dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r); 1322 return r; 1323 } 1324 1325 r = r600_audio_init(rdev); 1326 if (r) 1327 return r; 1328 1329 return 0; 1330 } 1331 1332 int cayman_resume(struct radeon_device *rdev) 1333 { 1334 int r; 1335 1336 /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw, 1337 * posting will perform necessary task to bring back GPU into good 1338 * shape. 1339 */ 1340 /* post card */ 1341 atom_asic_init(rdev->mode_info.atom_context); 1342 1343 rdev->accel_working = true; 1344 r = cayman_startup(rdev); 1345 if (r) { 1346 DRM_ERROR("cayman startup failed on resume\n"); 1347 rdev->accel_working = false; 1348 return r; 1349 } 1350 return r; 1351 } 1352 1353 int cayman_suspend(struct radeon_device *rdev) 1354 { 1355 r600_audio_fini(rdev); 1356 cayman_cp_enable(rdev, false); 1357 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; 1358 evergreen_irq_suspend(rdev); 1359 radeon_wb_disable(rdev); 1360 cayman_pcie_gart_disable(rdev); 1361 return 0; 1362 } 1363 1364 /* Plan is to move initialization in that function and use 1365 * helper function so that radeon_device_init pretty much 1366 * do nothing more than calling asic specific function. This 1367 * should also allow to remove a bunch of callback function 1368 * like vram_info. 1369 */ 1370 int cayman_init(struct radeon_device *rdev) 1371 { 1372 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; 1373 int r; 1374 1375 /* Read BIOS */ 1376 if (!radeon_get_bios(rdev)) { 1377 if (ASIC_IS_AVIVO(rdev)) 1378 return -EINVAL; 1379 } 1380 /* Must be an ATOMBIOS */ 1381 if (!rdev->is_atom_bios) { 1382 dev_err(rdev->dev, "Expecting atombios for cayman GPU\n"); 1383 return -EINVAL; 1384 } 1385 r = radeon_atombios_init(rdev); 1386 if (r) 1387 return r; 1388 1389 /* Post card if necessary */ 1390 if (!radeon_card_posted(rdev)) { 1391 if (!rdev->bios) { 1392 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n"); 1393 return -EINVAL; 1394 } 1395 DRM_INFO("GPU not posted. posting now...\n"); 1396 atom_asic_init(rdev->mode_info.atom_context); 1397 } 1398 /* Initialize scratch registers */ 1399 r600_scratch_init(rdev); 1400 /* Initialize surface registers */ 1401 radeon_surface_init(rdev); 1402 /* Initialize clocks */ 1403 radeon_get_clock_info(rdev->ddev); 1404 /* Fence driver */ 1405 r = radeon_fence_driver_init(rdev); 1406 if (r) 1407 return r; 1408 /* initialize memory controller */ 1409 r = evergreen_mc_init(rdev); 1410 if (r) 1411 return r; 1412 /* Memory manager */ 1413 r = radeon_bo_init(rdev); 1414 if (r) 1415 return r; 1416 1417 r = radeon_irq_kms_init(rdev); 1418 if (r) 1419 return r; 1420 1421 ring->ring_obj = NULL; 1422 r600_ring_init(rdev, ring, 1024 * 1024); 1423 1424 rdev->ih.ring_obj = NULL; 1425 r600_ih_ring_init(rdev, 64 * 1024); 1426 1427 r = r600_pcie_gart_init(rdev); 1428 if (r) 1429 return r; 1430 1431 rdev->accel_working = true; 1432 r = cayman_startup(rdev); 1433 if (r) { 1434 dev_err(rdev->dev, "disabling GPU acceleration\n"); 1435 cayman_cp_fini(rdev); 1436 r600_irq_fini(rdev); 1437 if (rdev->flags & RADEON_IS_IGP) 1438 si_rlc_fini(rdev); 1439 radeon_wb_fini(rdev); 1440 radeon_ib_pool_fini(rdev); 1441 radeon_vm_manager_fini(rdev); 1442 radeon_irq_kms_fini(rdev); 1443 cayman_pcie_gart_fini(rdev); 1444 rdev->accel_working = false; 1445 } 1446 1447 /* Don't start up if the MC ucode is missing. 1448 * The default clocks and voltages before the MC ucode 1449 * is loaded are not suffient for advanced operations. 1450 * 1451 * We can skip this check for TN, because there is no MC 1452 * ucode. 1453 */ 1454 if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) { 1455 DRM_ERROR("radeon: MC ucode required for NI+.\n"); 1456 return -EINVAL; 1457 } 1458 1459 return 0; 1460 } 1461 1462 void cayman_fini(struct radeon_device *rdev) 1463 { 1464 r600_blit_fini(rdev); 1465 cayman_cp_fini(rdev); 1466 r600_irq_fini(rdev); 1467 if (rdev->flags & RADEON_IS_IGP) 1468 si_rlc_fini(rdev); 1469 radeon_wb_fini(rdev); 1470 radeon_vm_manager_fini(rdev); 1471 radeon_ib_pool_fini(rdev); 1472 radeon_irq_kms_fini(rdev); 1473 cayman_pcie_gart_fini(rdev); 1474 r600_vram_scratch_fini(rdev); 1475 radeon_gem_fini(rdev); 1476 radeon_fence_driver_fini(rdev); 1477 radeon_bo_fini(rdev); 1478 radeon_atombios_fini(rdev); 1479 kfree(rdev->bios); 1480 rdev->bios = NULL; 1481 } 1482 1483 /* 1484 * vm 1485 */ 1486 int cayman_vm_init(struct radeon_device *rdev) 1487 { 1488 /* number of VMs */ 1489 rdev->vm_manager.nvm = 8; 1490 /* base offset of vram pages */ 1491 if (rdev->flags & RADEON_IS_IGP) { 1492 u64 tmp = RREG32(FUS_MC_VM_FB_OFFSET); 1493 tmp <<= 22; 1494 rdev->vm_manager.vram_base_offset = tmp; 1495 } else 1496 rdev->vm_manager.vram_base_offset = 0; 1497 return 0; 1498 } 1499 1500 void cayman_vm_fini(struct radeon_device *rdev) 1501 { 1502 } 1503 1504 #define R600_ENTRY_VALID (1 << 0) 1505 #define R600_PTE_SYSTEM (1 << 1) 1506 #define R600_PTE_SNOOPED (1 << 2) 1507 #define R600_PTE_READABLE (1 << 5) 1508 #define R600_PTE_WRITEABLE (1 << 6) 1509 1510 uint32_t cayman_vm_page_flags(struct radeon_device *rdev, uint32_t flags) 1511 { 1512 uint32_t r600_flags = 0; 1513 r600_flags |= (flags & RADEON_VM_PAGE_VALID) ? R600_ENTRY_VALID : 0; 1514 r600_flags |= (flags & RADEON_VM_PAGE_READABLE) ? R600_PTE_READABLE : 0; 1515 r600_flags |= (flags & RADEON_VM_PAGE_WRITEABLE) ? R600_PTE_WRITEABLE : 0; 1516 if (flags & RADEON_VM_PAGE_SYSTEM) { 1517 r600_flags |= R600_PTE_SYSTEM; 1518 r600_flags |= (flags & RADEON_VM_PAGE_SNOOPED) ? R600_PTE_SNOOPED : 0; 1519 } 1520 return r600_flags; 1521 } 1522 1523 /** 1524 * cayman_vm_set_page - update the page tables using the CP 1525 * 1526 * @rdev: radeon_device pointer 1527 * @pe: addr of the page entry 1528 * @addr: dst addr to write into pe 1529 * @count: number of page entries to update 1530 * @incr: increase next addr by incr bytes 1531 * @flags: access flags 1532 * 1533 * Update the page tables using the CP (cayman-si). 1534 */ 1535 void cayman_vm_set_page(struct radeon_device *rdev, uint64_t pe, 1536 uint64_t addr, unsigned count, 1537 uint32_t incr, uint32_t flags) 1538 { 1539 struct radeon_ring *ring = &rdev->ring[rdev->asic->vm.pt_ring_index]; 1540 uint32_t r600_flags = cayman_vm_page_flags(rdev, flags); 1541 int i; 1542 1543 radeon_ring_write(ring, PACKET3(PACKET3_ME_WRITE, 1 + count * 2)); 1544 radeon_ring_write(ring, pe); 1545 radeon_ring_write(ring, upper_32_bits(pe) & 0xff); 1546 for (i = 0; i < count; ++i) { 1547 uint64_t value = 0; 1548 if (flags & RADEON_VM_PAGE_SYSTEM) { 1549 value = radeon_vm_map_gart(rdev, addr); 1550 value &= 0xFFFFFFFFFFFFF000ULL; 1551 addr += incr; 1552 1553 } else if (flags & RADEON_VM_PAGE_VALID) { 1554 value = addr; 1555 addr += incr; 1556 } 1557 1558 value |= r600_flags; 1559 radeon_ring_write(ring, value); 1560 radeon_ring_write(ring, upper_32_bits(value)); 1561 } 1562 } 1563 1564 /** 1565 * cayman_vm_flush - vm flush using the CP 1566 * 1567 * @rdev: radeon_device pointer 1568 * 1569 * Update the page table base and flush the VM TLB 1570 * using the CP (cayman-si). 1571 */ 1572 void cayman_vm_flush(struct radeon_device *rdev, int ridx, struct radeon_vm *vm) 1573 { 1574 struct radeon_ring *ring = &rdev->ring[ridx]; 1575 1576 if (vm == NULL) 1577 return; 1578 1579 radeon_ring_write(ring, PACKET0(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2), 0)); 1580 radeon_ring_write(ring, vm->pd_gpu_addr >> 12); 1581 1582 /* flush hdp cache */ 1583 radeon_ring_write(ring, PACKET0(HDP_MEM_COHERENCY_FLUSH_CNTL, 0)); 1584 radeon_ring_write(ring, 0x1); 1585 1586 /* bits 0-7 are the VM contexts0-7 */ 1587 radeon_ring_write(ring, PACKET0(VM_INVALIDATE_REQUEST, 0)); 1588 radeon_ring_write(ring, 1 << vm->id); 1589 } 1590