1/* 2 * Copyright 2019 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 */ 23 24#include "amdgpu.h" 25#include "amdgpu_jpeg.h" 26#include "soc15.h" 27#include "soc15d.h" 28#include "vcn_v1_0.h" 29#include "jpeg_v1_0.h" 30 31#include "vcn/vcn_1_0_offset.h" 32#include "vcn/vcn_1_0_sh_mask.h" 33 34static void jpeg_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev); 35static void jpeg_v1_0_set_irq_funcs(struct amdgpu_device *adev); 36static void jpeg_v1_0_ring_begin_use(struct amdgpu_ring *ring); 37 38static void jpeg_v1_0_decode_ring_patch_wreg(struct amdgpu_ring *ring, uint32_t *ptr, uint32_t reg_offset, uint32_t val) 39{ 40 struct amdgpu_device *adev = ring->adev; 41 ring->ring[(*ptr)++] = PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0); 42 if (((reg_offset >= 0x1f800) && (reg_offset <= 0x21fff)) || 43 ((reg_offset >= 0x1e000) && (reg_offset <= 0x1e1ff))) { 44 ring->ring[(*ptr)++] = 0; 45 ring->ring[(*ptr)++] = PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE0); 46 } else { 47 ring->ring[(*ptr)++] = reg_offset; 48 ring->ring[(*ptr)++] = PACKETJ(0, 0, 0, PACKETJ_TYPE0); 49 } 50 ring->ring[(*ptr)++] = val; 51} 52 53static void jpeg_v1_0_decode_ring_set_patch_ring(struct amdgpu_ring *ring, uint32_t ptr) 54{ 55 struct amdgpu_device *adev = ring->adev; 56 57 uint32_t reg, reg_offset, val, mask, i; 58 59 // 1st: program mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW 60 reg = SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW); 61 reg_offset = (reg << 2); 62 val = lower_32_bits(ring->gpu_addr); 63 jpeg_v1_0_decode_ring_patch_wreg(ring, &ptr, reg_offset, val); 64 65 // 2nd: program mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH 66 reg = SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH); 67 reg_offset = (reg << 2); 68 val = upper_32_bits(ring->gpu_addr); 69 jpeg_v1_0_decode_ring_patch_wreg(ring, &ptr, reg_offset, val); 70 71 // 3rd to 5th: issue MEM_READ commands 72 for (i = 0; i <= 2; i++) { 73 ring->ring[ptr++] = PACKETJ(0, 0, 0, PACKETJ_TYPE2); 74 ring->ring[ptr++] = 0; 75 } 76 77 // 6th: program mmUVD_JRBC_RB_CNTL register to enable NO_FETCH and RPTR write ability 78 reg = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_CNTL); 79 reg_offset = (reg << 2); 80 val = 0x13; 81 jpeg_v1_0_decode_ring_patch_wreg(ring, &ptr, reg_offset, val); 82 83 // 7th: program mmUVD_JRBC_RB_REF_DATA 84 reg = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_REF_DATA); 85 reg_offset = (reg << 2); 86 val = 0x1; 87 jpeg_v1_0_decode_ring_patch_wreg(ring, &ptr, reg_offset, val); 88 89 // 8th: issue conditional register read mmUVD_JRBC_RB_CNTL 90 reg = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_CNTL); 91 reg_offset = (reg << 2); 92 val = 0x1; 93 mask = 0x1; 94 95 ring->ring[ptr++] = PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_COND_RD_TIMER), 0, 0, PACKETJ_TYPE0); 96 ring->ring[ptr++] = 0x01400200; 97 ring->ring[ptr++] = PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_REF_DATA), 0, 0, PACKETJ_TYPE0); 98 ring->ring[ptr++] = val; 99 ring->ring[ptr++] = PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0); 100 if (((reg_offset >= 0x1f800) && (reg_offset <= 0x21fff)) || 101 ((reg_offset >= 0x1e000) && (reg_offset <= 0x1e1ff))) { 102 ring->ring[ptr++] = 0; 103 ring->ring[ptr++] = PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE3); 104 } else { 105 ring->ring[ptr++] = reg_offset; 106 ring->ring[ptr++] = PACKETJ(0, 0, 0, PACKETJ_TYPE3); 107 } 108 ring->ring[ptr++] = mask; 109 110 //9th to 21st: insert no-op 111 for (i = 0; i <= 12; i++) { 112 ring->ring[ptr++] = PACKETJ(0, 0, 0, PACKETJ_TYPE6); 113 ring->ring[ptr++] = 0; 114 } 115 116 //22nd: reset mmUVD_JRBC_RB_RPTR 117 reg = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_RPTR); 118 reg_offset = (reg << 2); 119 val = 0; 120 jpeg_v1_0_decode_ring_patch_wreg(ring, &ptr, reg_offset, val); 121 122 //23rd: program mmUVD_JRBC_RB_CNTL to disable no_fetch 123 reg = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_CNTL); 124 reg_offset = (reg << 2); 125 val = 0x12; 126 jpeg_v1_0_decode_ring_patch_wreg(ring, &ptr, reg_offset, val); 127} 128 129/** 130 * jpeg_v1_0_decode_ring_get_rptr - get read pointer 131 * 132 * @ring: amdgpu_ring pointer 133 * 134 * Returns the current hardware read pointer 135 */ 136static uint64_t jpeg_v1_0_decode_ring_get_rptr(struct amdgpu_ring *ring) 137{ 138 struct amdgpu_device *adev = ring->adev; 139 140 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR); 141} 142 143/** 144 * jpeg_v1_0_decode_ring_get_wptr - get write pointer 145 * 146 * @ring: amdgpu_ring pointer 147 * 148 * Returns the current hardware write pointer 149 */ 150static uint64_t jpeg_v1_0_decode_ring_get_wptr(struct amdgpu_ring *ring) 151{ 152 struct amdgpu_device *adev = ring->adev; 153 154 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR); 155} 156 157/** 158 * jpeg_v1_0_decode_ring_set_wptr - set write pointer 159 * 160 * @ring: amdgpu_ring pointer 161 * 162 * Commits the write pointer to the hardware 163 */ 164static void jpeg_v1_0_decode_ring_set_wptr(struct amdgpu_ring *ring) 165{ 166 struct amdgpu_device *adev = ring->adev; 167 168 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr)); 169} 170 171/** 172 * jpeg_v1_0_decode_ring_insert_start - insert a start command 173 * 174 * @ring: amdgpu_ring pointer 175 * 176 * Write a start command to the ring. 177 */ 178static void jpeg_v1_0_decode_ring_insert_start(struct amdgpu_ring *ring) 179{ 180 struct amdgpu_device *adev = ring->adev; 181 182 amdgpu_ring_write(ring, 183 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0)); 184 amdgpu_ring_write(ring, 0x68e04); 185 186 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE0)); 187 amdgpu_ring_write(ring, 0x80010000); 188} 189 190/** 191 * jpeg_v1_0_decode_ring_insert_end - insert a end command 192 * 193 * @ring: amdgpu_ring pointer 194 * 195 * Write a end command to the ring. 196 */ 197static void jpeg_v1_0_decode_ring_insert_end(struct amdgpu_ring *ring) 198{ 199 struct amdgpu_device *adev = ring->adev; 200 201 amdgpu_ring_write(ring, 202 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0)); 203 amdgpu_ring_write(ring, 0x68e04); 204 205 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE0)); 206 amdgpu_ring_write(ring, 0x00010000); 207} 208 209/** 210 * jpeg_v1_0_decode_ring_emit_fence - emit an fence & trap command 211 * 212 * @ring: amdgpu_ring pointer 213 * @addr: address 214 * @seq: sequence number 215 * @flags: fence related flags 216 * 217 * Write a fence and a trap command to the ring. 218 */ 219static void jpeg_v1_0_decode_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, 220 unsigned flags) 221{ 222 struct amdgpu_device *adev = ring->adev; 223 224 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 225 226 amdgpu_ring_write(ring, 227 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_GPCOM_DATA0), 0, 0, PACKETJ_TYPE0)); 228 amdgpu_ring_write(ring, seq); 229 230 amdgpu_ring_write(ring, 231 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_GPCOM_DATA1), 0, 0, PACKETJ_TYPE0)); 232 amdgpu_ring_write(ring, seq); 233 234 amdgpu_ring_write(ring, 235 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW), 0, 0, PACKETJ_TYPE0)); 236 amdgpu_ring_write(ring, lower_32_bits(addr)); 237 238 amdgpu_ring_write(ring, 239 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH), 0, 0, PACKETJ_TYPE0)); 240 amdgpu_ring_write(ring, upper_32_bits(addr)); 241 242 amdgpu_ring_write(ring, 243 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_GPCOM_CMD), 0, 0, PACKETJ_TYPE0)); 244 amdgpu_ring_write(ring, 0x8); 245 246 amdgpu_ring_write(ring, 247 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_GPCOM_CMD), 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE4)); 248 amdgpu_ring_write(ring, 0); 249 250 amdgpu_ring_write(ring, 251 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_COND_RD_TIMER), 0, 0, PACKETJ_TYPE0)); 252 amdgpu_ring_write(ring, 0x01400200); 253 254 amdgpu_ring_write(ring, 255 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_REF_DATA), 0, 0, PACKETJ_TYPE0)); 256 amdgpu_ring_write(ring, seq); 257 258 amdgpu_ring_write(ring, 259 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW), 0, 0, PACKETJ_TYPE0)); 260 amdgpu_ring_write(ring, lower_32_bits(addr)); 261 262 amdgpu_ring_write(ring, 263 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH), 0, 0, PACKETJ_TYPE0)); 264 amdgpu_ring_write(ring, upper_32_bits(addr)); 265 266 amdgpu_ring_write(ring, 267 PACKETJ(0, 0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE2)); 268 amdgpu_ring_write(ring, 0xffffffff); 269 270 amdgpu_ring_write(ring, 271 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0)); 272 amdgpu_ring_write(ring, 0x3fbc); 273 274 amdgpu_ring_write(ring, 275 PACKETJ(0, 0, 0, PACKETJ_TYPE0)); 276 amdgpu_ring_write(ring, 0x1); 277 278 /* emit trap */ 279 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE7)); 280 amdgpu_ring_write(ring, 0); 281} 282 283/** 284 * jpeg_v1_0_decode_ring_emit_ib - execute indirect buffer 285 * 286 * @ring: amdgpu_ring pointer 287 * @job: job to retrieve vmid from 288 * @ib: indirect buffer to execute 289 * @flags: unused 290 * 291 * Write ring commands to execute the indirect buffer. 292 */ 293static void jpeg_v1_0_decode_ring_emit_ib(struct amdgpu_ring *ring, 294 struct amdgpu_job *job, 295 struct amdgpu_ib *ib, 296 uint32_t flags) 297{ 298 struct amdgpu_device *adev = ring->adev; 299 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 300 301 amdgpu_ring_write(ring, 302 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_IB_VMID), 0, 0, PACKETJ_TYPE0)); 303 amdgpu_ring_write(ring, (vmid | (vmid << 4))); 304 305 amdgpu_ring_write(ring, 306 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JPEG_VMID), 0, 0, PACKETJ_TYPE0)); 307 amdgpu_ring_write(ring, (vmid | (vmid << 4))); 308 309 amdgpu_ring_write(ring, 310 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_IB_64BIT_BAR_LOW), 0, 0, PACKETJ_TYPE0)); 311 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 312 313 amdgpu_ring_write(ring, 314 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_IB_64BIT_BAR_HIGH), 0, 0, PACKETJ_TYPE0)); 315 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 316 317 amdgpu_ring_write(ring, 318 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_IB_SIZE), 0, 0, PACKETJ_TYPE0)); 319 amdgpu_ring_write(ring, ib->length_dw); 320 321 amdgpu_ring_write(ring, 322 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW), 0, 0, PACKETJ_TYPE0)); 323 amdgpu_ring_write(ring, lower_32_bits(ring->gpu_addr)); 324 325 amdgpu_ring_write(ring, 326 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH), 0, 0, PACKETJ_TYPE0)); 327 amdgpu_ring_write(ring, upper_32_bits(ring->gpu_addr)); 328 329 amdgpu_ring_write(ring, 330 PACKETJ(0, 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE2)); 331 amdgpu_ring_write(ring, 0); 332 333 amdgpu_ring_write(ring, 334 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_COND_RD_TIMER), 0, 0, PACKETJ_TYPE0)); 335 amdgpu_ring_write(ring, 0x01400200); 336 337 amdgpu_ring_write(ring, 338 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_REF_DATA), 0, 0, PACKETJ_TYPE0)); 339 amdgpu_ring_write(ring, 0x2); 340 341 amdgpu_ring_write(ring, 342 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_STATUS), 0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE3)); 343 amdgpu_ring_write(ring, 0x2); 344} 345 346static void jpeg_v1_0_decode_ring_emit_reg_wait(struct amdgpu_ring *ring, 347 uint32_t reg, uint32_t val, 348 uint32_t mask) 349{ 350 struct amdgpu_device *adev = ring->adev; 351 uint32_t reg_offset = (reg << 2); 352 353 amdgpu_ring_write(ring, 354 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_COND_RD_TIMER), 0, 0, PACKETJ_TYPE0)); 355 amdgpu_ring_write(ring, 0x01400200); 356 357 amdgpu_ring_write(ring, 358 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_RB_REF_DATA), 0, 0, PACKETJ_TYPE0)); 359 amdgpu_ring_write(ring, val); 360 361 amdgpu_ring_write(ring, 362 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0)); 363 if (((reg_offset >= 0x1f800) && (reg_offset <= 0x21fff)) || 364 ((reg_offset >= 0x1e000) && (reg_offset <= 0x1e1ff))) { 365 amdgpu_ring_write(ring, 0); 366 amdgpu_ring_write(ring, 367 PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE3)); 368 } else { 369 amdgpu_ring_write(ring, reg_offset); 370 amdgpu_ring_write(ring, 371 PACKETJ(0, 0, 0, PACKETJ_TYPE3)); 372 } 373 amdgpu_ring_write(ring, mask); 374} 375 376static void jpeg_v1_0_decode_ring_emit_vm_flush(struct amdgpu_ring *ring, 377 unsigned vmid, uint64_t pd_addr) 378{ 379 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub]; 380 uint32_t data0, data1, mask; 381 382 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 383 384 /* wait for register write */ 385 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance; 386 data1 = lower_32_bits(pd_addr); 387 mask = 0xffffffff; 388 jpeg_v1_0_decode_ring_emit_reg_wait(ring, data0, data1, mask); 389} 390 391static void jpeg_v1_0_decode_ring_emit_wreg(struct amdgpu_ring *ring, 392 uint32_t reg, uint32_t val) 393{ 394 struct amdgpu_device *adev = ring->adev; 395 uint32_t reg_offset = (reg << 2); 396 397 amdgpu_ring_write(ring, 398 PACKETJ(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JRBC_EXTERNAL_REG_BASE), 0, 0, PACKETJ_TYPE0)); 399 if (((reg_offset >= 0x1f800) && (reg_offset <= 0x21fff)) || 400 ((reg_offset >= 0x1e000) && (reg_offset <= 0x1e1ff))) { 401 amdgpu_ring_write(ring, 0); 402 amdgpu_ring_write(ring, 403 PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE0)); 404 } else { 405 amdgpu_ring_write(ring, reg_offset); 406 amdgpu_ring_write(ring, 407 PACKETJ(0, 0, 0, PACKETJ_TYPE0)); 408 } 409 amdgpu_ring_write(ring, val); 410} 411 412static void jpeg_v1_0_decode_ring_nop(struct amdgpu_ring *ring, uint32_t count) 413{ 414 int i; 415 416 WARN_ON(ring->wptr % 2 || count % 2); 417 418 for (i = 0; i < count / 2; i++) { 419 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE6)); 420 amdgpu_ring_write(ring, 0); 421 } 422} 423 424static int jpeg_v1_0_set_interrupt_state(struct amdgpu_device *adev, 425 struct amdgpu_irq_src *source, 426 unsigned type, 427 enum amdgpu_interrupt_state state) 428{ 429 return 0; 430} 431 432static int jpeg_v1_0_process_interrupt(struct amdgpu_device *adev, 433 struct amdgpu_irq_src *source, 434 struct amdgpu_iv_entry *entry) 435{ 436 DRM_DEBUG("IH: JPEG decode TRAP\n"); 437 438 switch (entry->src_id) { 439 case 126: 440 amdgpu_fence_process(adev->jpeg.inst->ring_dec); 441 break; 442 default: 443 DRM_ERROR("Unhandled interrupt: %d %d\n", 444 entry->src_id, entry->src_data[0]); 445 break; 446 } 447 448 return 0; 449} 450 451/** 452 * jpeg_v1_0_early_init - set function pointers 453 * 454 * @handle: amdgpu_device pointer 455 * 456 * Set ring and irq function pointers 457 */ 458int jpeg_v1_0_early_init(void *handle) 459{ 460 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 461 462 adev->jpeg.num_jpeg_inst = 1; 463 adev->jpeg.num_jpeg_rings = 1; 464 465 jpeg_v1_0_set_dec_ring_funcs(adev); 466 jpeg_v1_0_set_irq_funcs(adev); 467 468 return 0; 469} 470 471/** 472 * jpeg_v1_0_sw_init - sw init for JPEG block 473 * 474 * @handle: amdgpu_device pointer 475 * 476 */ 477int jpeg_v1_0_sw_init(void *handle) 478{ 479 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 480 struct amdgpu_ring *ring; 481 int r; 482 483 /* JPEG TRAP */ 484 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 126, &adev->jpeg.inst->irq); 485 if (r) 486 return r; 487 488 ring = adev->jpeg.inst->ring_dec; 489 ring->vm_hub = AMDGPU_MMHUB0(0); 490 sprintf(ring->name, "jpeg_dec"); 491 r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 492 0, AMDGPU_RING_PRIO_DEFAULT, NULL); 493 if (r) 494 return r; 495 496 adev->jpeg.internal.jpeg_pitch[0] = adev->jpeg.inst->external.jpeg_pitch[0] = 497 SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_PITCH); 498 499 return 0; 500} 501 502/** 503 * jpeg_v1_0_sw_fini - sw fini for JPEG block 504 * 505 * @handle: amdgpu_device pointer 506 * 507 * JPEG free up sw allocation 508 */ 509void jpeg_v1_0_sw_fini(void *handle) 510{ 511 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 512 513 amdgpu_ring_fini(adev->jpeg.inst->ring_dec); 514} 515 516/** 517 * jpeg_v1_0_start - start JPEG block 518 * 519 * @adev: amdgpu_device pointer 520 * @mode: SPG or DPG mode 521 * 522 * Setup and start the JPEG block 523 */ 524void jpeg_v1_0_start(struct amdgpu_device *adev, int mode) 525{ 526 struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec; 527 528 if (mode == 0) { 529 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_VMID, 0); 530 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK | 531 UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK); 532 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW, lower_32_bits(ring->gpu_addr)); 533 WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH, upper_32_bits(ring->gpu_addr)); 534 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR, 0); 535 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, 0); 536 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK); 537 } 538 539 /* initialize wptr */ 540 ring->wptr = RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR); 541 542 /* copy patch commands to the jpeg ring */ 543 jpeg_v1_0_decode_ring_set_patch_ring(ring, 544 (ring->wptr + ring->max_dw * amdgpu_sched_hw_submission)); 545} 546 547static const struct amdgpu_ring_funcs jpeg_v1_0_decode_ring_vm_funcs = { 548 .type = AMDGPU_RING_TYPE_VCN_JPEG, 549 .align_mask = 0xf, 550 .nop = PACKET0(0x81ff, 0), 551 .support_64bit_ptrs = false, 552 .no_user_fence = true, 553 .extra_dw = 64, 554 .get_rptr = jpeg_v1_0_decode_ring_get_rptr, 555 .get_wptr = jpeg_v1_0_decode_ring_get_wptr, 556 .set_wptr = jpeg_v1_0_decode_ring_set_wptr, 557 .emit_frame_size = 558 6 + 6 + /* hdp invalidate / flush */ 559 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 560 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 561 8 + /* jpeg_v1_0_decode_ring_emit_vm_flush */ 562 26 + 26 + /* jpeg_v1_0_decode_ring_emit_fence x2 vm fence */ 563 6, 564 .emit_ib_size = 22, /* jpeg_v1_0_decode_ring_emit_ib */ 565 .emit_ib = jpeg_v1_0_decode_ring_emit_ib, 566 .emit_fence = jpeg_v1_0_decode_ring_emit_fence, 567 .emit_vm_flush = jpeg_v1_0_decode_ring_emit_vm_flush, 568 .test_ring = amdgpu_jpeg_dec_ring_test_ring, 569 .test_ib = amdgpu_jpeg_dec_ring_test_ib, 570 .insert_nop = jpeg_v1_0_decode_ring_nop, 571 .insert_start = jpeg_v1_0_decode_ring_insert_start, 572 .insert_end = jpeg_v1_0_decode_ring_insert_end, 573 .pad_ib = amdgpu_ring_generic_pad_ib, 574 .begin_use = jpeg_v1_0_ring_begin_use, 575 .end_use = vcn_v1_0_ring_end_use, 576 .emit_wreg = jpeg_v1_0_decode_ring_emit_wreg, 577 .emit_reg_wait = jpeg_v1_0_decode_ring_emit_reg_wait, 578 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 579}; 580 581static void jpeg_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev) 582{ 583 adev->jpeg.inst->ring_dec->funcs = &jpeg_v1_0_decode_ring_vm_funcs; 584 DRM_INFO("JPEG decode is enabled in VM mode\n"); 585} 586 587static const struct amdgpu_irq_src_funcs jpeg_v1_0_irq_funcs = { 588 .set = jpeg_v1_0_set_interrupt_state, 589 .process = jpeg_v1_0_process_interrupt, 590}; 591 592static void jpeg_v1_0_set_irq_funcs(struct amdgpu_device *adev) 593{ 594 adev->jpeg.inst->irq.funcs = &jpeg_v1_0_irq_funcs; 595} 596 597static void jpeg_v1_0_ring_begin_use(struct amdgpu_ring *ring) 598{ 599 struct amdgpu_device *adev = ring->adev; 600 bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.idle_work); 601 int cnt = 0; 602 603 mutex_lock(&adev->vcn.vcn1_jpeg1_workaround); 604 605 if (amdgpu_fence_wait_empty(&adev->vcn.inst->ring_dec)) 606 DRM_ERROR("JPEG dec: vcn dec ring may not be empty\n"); 607 608 for (cnt = 0; cnt < adev->vcn.num_enc_rings; cnt++) { 609 if (amdgpu_fence_wait_empty(&adev->vcn.inst->ring_enc[cnt])) 610 DRM_ERROR("JPEG dec: vcn enc ring[%d] may not be empty\n", cnt); 611 } 612 613 vcn_v1_0_set_pg_for_begin_use(ring, set_clocks); 614} 615