drivers/gpu/drm/amd/amdgpu/vce_v2_0.c

   1 /*
   2  * Copyright 2013 Advanced Micro Devices, Inc.
   3  * All Rights Reserved.
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a
   6  * copy of this software and associated documentation files (the
   7  * "Software"), to deal in the Software without restriction, including
   8  * without limitation the rights to use, copy, modify, merge, publish,
   9  * distribute, sub license, and/or sell copies of the Software, and to
  10  * permit persons to whom the Software is furnished to do so, subject to
  11  * the following conditions:
  12  *
  13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
  16  * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
  17  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
  18  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
  19  * USE OR OTHER DEALINGS IN THE SOFTWARE.
  20  *
  21  * The above copyright notice and this permission notice (including the
  22  * next paragraph) shall be included in all copies or substantial portions
  23  * of the Software.
  24  *
  25  * Authors: Christian König <christian.koenig@amd.com>
  26  */
  27
  28 #include <linux/firmware.h>
  29 #include <drm/drmP.h>
  30 #include "amdgpu.h"
  31 #include "amdgpu_vce.h"
  32 #include "cikd.h"
  33
  34 #include "vce/vce_2_0_d.h"
  35 #include "vce/vce_2_0_sh_mask.h"
  36
  37 #include "oss/oss_2_0_d.h"
  38 #include "oss/oss_2_0_sh_mask.h"
  39
  40 #define VCE_V2_0_FW_SIZE        (256 * 1024)
  41 #define VCE_V2_0_STACK_SIZE     (64 * 1024)
  42 #define VCE_V2_0_DATA_SIZE      (23552 * AMDGPU_MAX_VCE_HANDLES)
  43
  44 static void vce_v2_0_mc_resume(struct amdgpu_device *adev);
  45 static void vce_v2_0_set_ring_funcs(struct amdgpu_device *adev);
  46 static void vce_v2_0_set_irq_funcs(struct amdgpu_device *adev);
  47 static int vce_v2_0_wait_for_idle(void *handle);
  48 /**
  49  * vce_v2_0_ring_get_rptr - get read pointer
  50  *
  51  * @ring: amdgpu_ring pointer
  52  *
  53  * Returns the current hardware read pointer
  54  */
  55 static uint32_t vce_v2_0_ring_get_rptr(struct amdgpu_ring *ring)
  56 {
  57         struct amdgpu_device *adev = ring->adev;
  58
  59         if (ring == &adev->vce.ring[0])
  60                 return RREG32(mmVCE_RB_RPTR);
  61         else
  62                 return RREG32(mmVCE_RB_RPTR2);
  63 }
  64
  65 /**
  66  * vce_v2_0_ring_get_wptr - get write pointer
  67  *
  68  * @ring: amdgpu_ring pointer
  69  *
  70  * Returns the current hardware write pointer
  71  */
  72 static uint32_t vce_v2_0_ring_get_wptr(struct amdgpu_ring *ring)
  73 {
  74         struct amdgpu_device *adev = ring->adev;
  75
  76         if (ring == &adev->vce.ring[0])
  77                 return RREG32(mmVCE_RB_WPTR);
  78         else
  79                 return RREG32(mmVCE_RB_WPTR2);
  80 }
  81
  82 /**
  83  * vce_v2_0_ring_set_wptr - set write pointer
  84  *
  85  * @ring: amdgpu_ring pointer
  86  *
  87  * Commits the write pointer to the hardware
  88  */
  89 static void vce_v2_0_ring_set_wptr(struct amdgpu_ring *ring)
  90 {
  91         struct amdgpu_device *adev = ring->adev;
  92
  93         if (ring == &adev->vce.ring[0])
  94                 WREG32(mmVCE_RB_WPTR, ring->wptr);
  95         else
  96                 WREG32(mmVCE_RB_WPTR2, ring->wptr);
  97 }
  98
  99 /**
 100  * vce_v2_0_start - start VCE block
 101  *
 102  * @adev: amdgpu_device pointer
 103  *
 104  * Setup and start the VCE block
 105  */
 106 static int vce_v2_0_start(struct amdgpu_device *adev)
 107 {
 108         struct amdgpu_ring *ring;
 109         int i, j, r;
 110
 111         vce_v2_0_mc_resume(adev);
 112
 113         /* set BUSY flag */
 114         WREG32_P(mmVCE_STATUS, 1, ~1);
 115
 116         ring = &adev->vce.ring[0];
 117         WREG32(mmVCE_RB_RPTR, ring->wptr);
 118         WREG32(mmVCE_RB_WPTR, ring->wptr);
 119         WREG32(mmVCE_RB_BASE_LO, ring->gpu_addr);
 120         WREG32(mmVCE_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
 121         WREG32(mmVCE_RB_SIZE, ring->ring_size / 4);
 122
 123         ring = &adev->vce.ring[1];
 124         WREG32(mmVCE_RB_RPTR2, ring->wptr);
 125         WREG32(mmVCE_RB_WPTR2, ring->wptr);
 126         WREG32(mmVCE_RB_BASE_LO2, ring->gpu_addr);
 127         WREG32(mmVCE_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
 128         WREG32(mmVCE_RB_SIZE2, ring->ring_size / 4);
 129
 130         WREG32_P(mmVCE_VCPU_CNTL, VCE_VCPU_CNTL__CLK_EN_MASK, ~VCE_VCPU_CNTL__CLK_EN_MASK);
 131
 132         WREG32_P(mmVCE_SOFT_RESET,
 133                  VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK,
 134                  ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 135
 136         mdelay(100);
 137
 138         WREG32_P(mmVCE_SOFT_RESET, 0, ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 139
 140         for (i = 0; i < 10; ++i) {
 141                 uint32_t status;
 142                 for (j = 0; j < 100; ++j) {
 143                         status = RREG32(mmVCE_STATUS);
 144                         if (status & 2)
 145                                 break;
 146                         mdelay(10);
 147                 }
 148                 r = 0;
 149                 if (status & 2)
 150                         break;
 151
 152                 DRM_ERROR("VCE not responding, trying to reset the ECPU!!!\n");
 153                 WREG32_P(mmVCE_SOFT_RESET, VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK,
 154                                 ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 155                 mdelay(10);
 156                 WREG32_P(mmVCE_SOFT_RESET, 0, ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 157                 mdelay(10);
 158                 r = -1;
 159         }
 160
 161         /* clear BUSY flag */
 162         WREG32_P(mmVCE_STATUS, 0, ~1);
 163
 164         if (r) {
 165                 DRM_ERROR("VCE not responding, giving up!!!\n");
 166                 return r;
 167         }
 168
 169         return 0;
 170 }
 171
 172 static int vce_v2_0_early_init(void *handle)
 173 {
 174         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 175
 176         vce_v2_0_set_ring_funcs(adev);
 177         vce_v2_0_set_irq_funcs(adev);
 178
 179         return 0;
 180 }
 181
 182 static int vce_v2_0_sw_init(void *handle)
 183 {
 184         struct amdgpu_ring *ring;
 185         int r;
 186         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 187
 188         /* VCE */
 189         r = amdgpu_irq_add_id(adev, 167, &adev->vce.irq);
 190         if (r)
 191                 return r;
 192
 193         r = amdgpu_vce_sw_init(adev, VCE_V2_0_FW_SIZE +
 194                 VCE_V2_0_STACK_SIZE + VCE_V2_0_DATA_SIZE);
 195         if (r)
 196                 return r;
 197
 198         r = amdgpu_vce_resume(adev);
 199         if (r)
 200                 return r;
 201
 202         ring = &adev->vce.ring[0];
 203         sprintf(ring->name, "vce0");
 204         r = amdgpu_ring_init(adev, ring, 512, VCE_CMD_NO_OP, 0xf,
 205                              &adev->vce.irq, 0, AMDGPU_RING_TYPE_VCE);
 206         if (r)
 207                 return r;
 208
 209         ring = &adev->vce.ring[1];
 210         sprintf(ring->name, "vce1");
 211         r = amdgpu_ring_init(adev, ring, 512, VCE_CMD_NO_OP, 0xf,
 212                              &adev->vce.irq, 0, AMDGPU_RING_TYPE_VCE);
 213         if (r)
 214                 return r;
 215
 216         return r;
 217 }
 218
 219 static int vce_v2_0_sw_fini(void *handle)
 220 {
 221         int r;
 222         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 223
 224         r = amdgpu_vce_suspend(adev);
 225         if (r)
 226                 return r;
 227
 228         r = amdgpu_vce_sw_fini(adev);
 229         if (r)
 230                 return r;
 231
 232         return r;
 233 }
 234
 235 static int vce_v2_0_hw_init(void *handle)
 236 {
 237         struct amdgpu_ring *ring;
 238         int r;
 239         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 240
 241         r = vce_v2_0_start(adev);
 242         if (r)
 243 /* this error mean vcpu not in running state, so just skip ring test, not stop driver initialize */
 244                 return 0;
 245
 246         ring = &adev->vce.ring[0];
 247         ring->ready = true;
 248         r = amdgpu_ring_test_ring(ring);
 249         if (r) {
 250                 ring->ready = false;
 251                 return r;
 252         }
 253
 254         ring = &adev->vce.ring[1];
 255         ring->ready = true;
 256         r = amdgpu_ring_test_ring(ring);
 257         if (r) {
 258                 ring->ready = false;
 259                 return r;
 260         }
 261
 262         DRM_INFO("VCE initialized successfully.\n");
 263
 264         return 0;
 265 }
 266
 267 static int vce_v2_0_hw_fini(void *handle)
 268 {
 269         return 0;
 270 }
 271
 272 static int vce_v2_0_suspend(void *handle)
 273 {
 274         int r;
 275         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 276
 277         r = vce_v2_0_hw_fini(adev);
 278         if (r)
 279                 return r;
 280
 281         r = amdgpu_vce_suspend(adev);
 282         if (r)
 283                 return r;
 284
 285         return r;
 286 }
 287
 288 static int vce_v2_0_resume(void *handle)
 289 {
 290         int r;
 291         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 292
 293         r = amdgpu_vce_resume(adev);
 294         if (r)
 295                 return r;
 296
 297         r = vce_v2_0_hw_init(adev);
 298         if (r)
 299                 return r;
 300
 301         return r;
 302 }
 303
 304 static void vce_v2_0_set_sw_cg(struct amdgpu_device *adev, bool gated)
 305 {
 306         u32 tmp;
 307
 308         if (gated) {
 309                 tmp = RREG32(mmVCE_CLOCK_GATING_B);
 310                 tmp |= 0xe70000;
 311                 WREG32(mmVCE_CLOCK_GATING_B, tmp);
 312
 313                 tmp = RREG32(mmVCE_UENC_CLOCK_GATING);
 314                 tmp |= 0xff000000;
 315                 WREG32(mmVCE_UENC_CLOCK_GATING, tmp);
 316
 317                 tmp = RREG32(mmVCE_UENC_REG_CLOCK_GATING);
 318                 tmp &= ~0x3fc;
 319                 WREG32(mmVCE_UENC_REG_CLOCK_GATING, tmp);
 320
 321                 WREG32(mmVCE_CGTT_CLK_OVERRIDE, 0);
 322         } else {
 323                 tmp = RREG32(mmVCE_CLOCK_GATING_B);
 324                 tmp |= 0xe7;
 325                 tmp &= ~0xe70000;
 326                 WREG32(mmVCE_CLOCK_GATING_B, tmp);
 327
 328                 tmp = RREG32(mmVCE_UENC_CLOCK_GATING);
 329                 tmp |= 0x1fe000;
 330                 tmp &= ~0xff000000;
 331                 WREG32(mmVCE_UENC_CLOCK_GATING, tmp);
 332
 333                 tmp = RREG32(mmVCE_UENC_REG_CLOCK_GATING);
 334                 tmp |= 0x3fc;
 335                 WREG32(mmVCE_UENC_REG_CLOCK_GATING, tmp);
 336         }
 337 }
 338
 339 static void vce_v2_0_set_dyn_cg(struct amdgpu_device *adev, bool gated)
 340 {
 341         u32 orig, tmp;
 342
 343         if (gated) {
 344                 if (vce_v2_0_wait_for_idle(adev)) {
 345                         DRM_INFO("VCE is busy, Can't set clock gateing");
 346                         return;
 347                 }
 348                 WREG32_P(mmVCE_VCPU_CNTL, 0, ~VCE_VCPU_CNTL__CLK_EN_MASK);
 349                 WREG32_P(mmVCE_SOFT_RESET, VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK, ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 350                 mdelay(100);
 351                 WREG32(mmVCE_STATUS, 0);
 352         } else {
 353                 WREG32_P(mmVCE_VCPU_CNTL, VCE_VCPU_CNTL__CLK_EN_MASK, ~VCE_VCPU_CNTL__CLK_EN_MASK);
 354                 WREG32_P(mmVCE_SOFT_RESET, VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK, ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 355                 mdelay(100);
 356         }
 357
 358         tmp = RREG32(mmVCE_CLOCK_GATING_B);
 359         tmp &= ~0x00060006;
 360         if (gated) {
 361                 tmp |= 0xe10000;
 362         } else {
 363                 tmp |= 0xe1;
 364                 tmp &= ~0xe10000;
 365         }
 366         WREG32(mmVCE_CLOCK_GATING_B, tmp);
 367
 368         orig = tmp = RREG32(mmVCE_UENC_CLOCK_GATING);
 369         tmp &= ~0x1fe000;
 370         tmp &= ~0xff000000;
 371         if (tmp != orig)
 372                 WREG32(mmVCE_UENC_CLOCK_GATING, tmp);
 373
 374         orig = tmp = RREG32(mmVCE_UENC_REG_CLOCK_GATING);
 375         tmp &= ~0x3fc;
 376         if (tmp != orig)
 377                 WREG32(mmVCE_UENC_REG_CLOCK_GATING, tmp);
 378
 379         if (gated)
 380                 WREG32(mmVCE_CGTT_CLK_OVERRIDE, 0);
 381         WREG32_P(mmVCE_SOFT_RESET, 0, ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 382 }
 383
 384 static void vce_v2_0_disable_cg(struct amdgpu_device *adev)
 385 {
 386         WREG32(mmVCE_CGTT_CLK_OVERRIDE, 7);
 387 }
 388
 389 static void vce_v2_0_enable_mgcg(struct amdgpu_device *adev, bool enable)
 390 {
 391         bool sw_cg = false;
 392
 393         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_VCE_MGCG)) {
 394                 if (sw_cg)
 395                         vce_v2_0_set_sw_cg(adev, true);
 396                 else
 397                         vce_v2_0_set_dyn_cg(adev, true);
 398         } else {
 399                 vce_v2_0_disable_cg(adev);
 400
 401                 if (sw_cg)
 402                         vce_v2_0_set_sw_cg(adev, false);
 403                 else
 404                         vce_v2_0_set_dyn_cg(adev, false);
 405         }
 406 }
 407
 408 static void vce_v2_0_init_cg(struct amdgpu_device *adev)
 409 {
 410         u32 tmp;
 411
 412         tmp = RREG32(mmVCE_CLOCK_GATING_A);
 413         tmp &= ~0xfff;
 414         tmp |= ((0 << 0) | (4 << 4));
 415         tmp |= 0x40000;
 416         WREG32(mmVCE_CLOCK_GATING_A, tmp);
 417
 418         tmp = RREG32(mmVCE_UENC_CLOCK_GATING);
 419         tmp &= ~0xfff;
 420         tmp |= ((0 << 0) | (4 << 4));
 421         WREG32(mmVCE_UENC_CLOCK_GATING, tmp);
 422
 423         tmp = RREG32(mmVCE_CLOCK_GATING_B);
 424         tmp |= 0x10;
 425         tmp &= ~0x100000;
 426         WREG32(mmVCE_CLOCK_GATING_B, tmp);
 427 }
 428
 429 static void vce_v2_0_mc_resume(struct amdgpu_device *adev)
 430 {
 431         uint64_t addr = adev->vce.gpu_addr;
 432         uint32_t size;
 433
 434         WREG32_P(mmVCE_CLOCK_GATING_A, 0, ~(1 << 16));
 435         WREG32_P(mmVCE_UENC_CLOCK_GATING, 0x1FF000, ~0xFF9FF000);
 436         WREG32_P(mmVCE_UENC_REG_CLOCK_GATING, 0x3F, ~0x3F);
 437         WREG32(mmVCE_CLOCK_GATING_B, 0xf7);
 438
 439         WREG32(mmVCE_LMI_CTRL, 0x00398000);
 440         WREG32_P(mmVCE_LMI_CACHE_CTRL, 0x0, ~0x1);
 441         WREG32(mmVCE_LMI_SWAP_CNTL, 0);
 442         WREG32(mmVCE_LMI_SWAP_CNTL1, 0);
 443         WREG32(mmVCE_LMI_VM_CTRL, 0);
 444
 445         addr += AMDGPU_VCE_FIRMWARE_OFFSET;
 446         size = VCE_V2_0_FW_SIZE;
 447         WREG32(mmVCE_VCPU_CACHE_OFFSET0, addr & 0x7fffffff);
 448         WREG32(mmVCE_VCPU_CACHE_SIZE0, size);
 449
 450         addr += size;
 451         size = VCE_V2_0_STACK_SIZE;
 452         WREG32(mmVCE_VCPU_CACHE_OFFSET1, addr & 0x7fffffff);
 453         WREG32(mmVCE_VCPU_CACHE_SIZE1, size);
 454
 455         addr += size;
 456         size = VCE_V2_0_DATA_SIZE;
 457         WREG32(mmVCE_VCPU_CACHE_OFFSET2, addr & 0x7fffffff);
 458         WREG32(mmVCE_VCPU_CACHE_SIZE2, size);
 459
 460         WREG32_P(mmVCE_LMI_CTRL2, 0x0, ~0x100);
 461
 462         WREG32_P(mmVCE_SYS_INT_EN, VCE_SYS_INT_EN__VCE_SYS_INT_TRAP_INTERRUPT_EN_MASK,
 463                  ~VCE_SYS_INT_EN__VCE_SYS_INT_TRAP_INTERRUPT_EN_MASK);
 464
 465         vce_v2_0_init_cg(adev);
 466 }
 467
 468 static bool vce_v2_0_is_idle(void *handle)
 469 {
 470         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 471
 472         return !(RREG32(mmSRBM_STATUS2) & SRBM_STATUS2__VCE_BUSY_MASK);
 473 }
 474
 475 static int vce_v2_0_wait_for_idle(void *handle)
 476 {
 477         unsigned i;
 478         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 479
 480         for (i = 0; i < adev->usec_timeout; i++) {
 481                 if (!(RREG32(mmSRBM_STATUS2) & SRBM_STATUS2__VCE_BUSY_MASK))
 482                         return 0;
 483         }
 484         return -ETIMEDOUT;
 485 }
 486
 487 static int vce_v2_0_soft_reset(void *handle)
 488 {
 489         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 490
 491         WREG32_P(mmSRBM_SOFT_RESET, SRBM_SOFT_RESET__SOFT_RESET_VCE_MASK,
 492                         ~SRBM_SOFT_RESET__SOFT_RESET_VCE_MASK);
 493         mdelay(5);
 494
 495         return vce_v2_0_start(adev);
 496 }
 497
 498 static int vce_v2_0_set_interrupt_state(struct amdgpu_device *adev,
 499                                         struct amdgpu_irq_src *source,
 500                                         unsigned type,
 501                                         enum amdgpu_interrupt_state state)
 502 {
 503         uint32_t val = 0;
 504
 505         if (state == AMDGPU_IRQ_STATE_ENABLE)
 506                 val |= VCE_SYS_INT_EN__VCE_SYS_INT_TRAP_INTERRUPT_EN_MASK;
 507
 508         WREG32_P(mmVCE_SYS_INT_EN, val, ~VCE_SYS_INT_EN__VCE_SYS_INT_TRAP_INTERRUPT_EN_MASK);
 509         return 0;
 510 }
 511
 512 static int vce_v2_0_process_interrupt(struct amdgpu_device *adev,
 513                                       struct amdgpu_irq_src *source,
 514                                       struct amdgpu_iv_entry *entry)
 515 {
 516         DRM_DEBUG("IH: VCE\n");
 517         switch (entry->src_data) {
 518         case 0:
 519                 amdgpu_fence_process(&adev->vce.ring[0]);
 520                 break;
 521         case 1:
 522                 amdgpu_fence_process(&adev->vce.ring[1]);
 523                 break;
 524         default:
 525                 DRM_ERROR("Unhandled interrupt: %d %d\n",
 526                           entry->src_id, entry->src_data);
 527                 break;
 528         }
 529
 530         return 0;
 531 }
 532
 533 static int vce_v2_0_set_clockgating_state(void *handle,
 534                                           enum amd_clockgating_state state)
 535 {
 536         bool gate = false;
 537         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 538
 539         if (state == AMD_CG_STATE_GATE)
 540                 gate = true;
 541
 542         vce_v2_0_enable_mgcg(adev, gate);
 543
 544         return 0;
 545 }
 546
 547 static int vce_v2_0_set_powergating_state(void *handle,
 548                                           enum amd_powergating_state state)
 549 {
 550         /* This doesn't actually powergate the VCE block.
 551          * That's done in the dpm code via the SMC.  This
 552          * just re-inits the block as necessary.  The actual
 553          * gating still happens in the dpm code.  We should
 554          * revisit this when there is a cleaner line between
 555          * the smc and the hw blocks
 556          */
 557         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 558
 559         if (!(adev->pg_flags & AMD_PG_SUPPORT_VCE))
 560                 return 0;
 561
 562         if (state == AMD_PG_STATE_GATE)
 563                 /* XXX do we need a vce_v2_0_stop()? */
 564                 return 0;
 565         else
 566                 return vce_v2_0_start(adev);
 567 }
 568
 569 const struct amd_ip_funcs vce_v2_0_ip_funcs = {
 570         .name = "vce_v2_0",
 571         .early_init = vce_v2_0_early_init,
 572         .late_init = NULL,
 573         .sw_init = vce_v2_0_sw_init,
 574         .sw_fini = vce_v2_0_sw_fini,
 575         .hw_init = vce_v2_0_hw_init,
 576         .hw_fini = vce_v2_0_hw_fini,
 577         .suspend = vce_v2_0_suspend,
 578         .resume = vce_v2_0_resume,
 579         .is_idle = vce_v2_0_is_idle,
 580         .wait_for_idle = vce_v2_0_wait_for_idle,
 581         .soft_reset = vce_v2_0_soft_reset,
 582         .set_clockgating_state = vce_v2_0_set_clockgating_state,
 583         .set_powergating_state = vce_v2_0_set_powergating_state,
 584 };
 585
 586 static const struct amdgpu_ring_funcs vce_v2_0_ring_funcs = {
 587         .get_rptr = vce_v2_0_ring_get_rptr,
 588         .get_wptr = vce_v2_0_ring_get_wptr,
 589         .set_wptr = vce_v2_0_ring_set_wptr,
 590         .parse_cs = amdgpu_vce_ring_parse_cs,
 591         .emit_ib = amdgpu_vce_ring_emit_ib,
 592         .emit_fence = amdgpu_vce_ring_emit_fence,
 593         .test_ring = amdgpu_vce_ring_test_ring,
 594         .test_ib = amdgpu_vce_ring_test_ib,
 595         .insert_nop = amdgpu_ring_insert_nop,
 596         .pad_ib = amdgpu_ring_generic_pad_ib,
 597 };
 598
 599 static void vce_v2_0_set_ring_funcs(struct amdgpu_device *adev)
 600 {
 601         adev->vce.ring[0].funcs = &vce_v2_0_ring_funcs;
 602         adev->vce.ring[1].funcs = &vce_v2_0_ring_funcs;
 603 }
 604
 605 static const struct amdgpu_irq_src_funcs vce_v2_0_irq_funcs = {
 606         .set = vce_v2_0_set_interrupt_state,
 607         .process = vce_v2_0_process_interrupt,
 608 };
 609
 610 static void vce_v2_0_set_irq_funcs(struct amdgpu_device *adev)
 611 {
 612         adev->vce.irq.num_types = 1;
 613         adev->vce.irq.funcs = &vce_v2_0_irq_funcs;
 614 };