drivers/gpu/drm/amd/amdgpu/vce_v3_0.c

   1 /*
   2  * Copyright 2014 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 "vid.h"
  33 #include "vce/vce_3_0_d.h"
  34 #include "vce/vce_3_0_sh_mask.h"
  35 #include "oss/oss_3_0_d.h"
  36 #include "oss/oss_3_0_sh_mask.h"
  37 #include "gca/gfx_8_0_d.h"
  38 #include "smu/smu_7_1_2_d.h"
  39 #include "smu/smu_7_1_2_sh_mask.h"
  40
  41 #define GRBM_GFX_INDEX__VCE_INSTANCE__SHIFT     0x04
  42 #define GRBM_GFX_INDEX__VCE_INSTANCE_MASK       0x10
  43
  44 #define VCE_V3_0_FW_SIZE        (384 * 1024)
  45 #define VCE_V3_0_STACK_SIZE     (64 * 1024)
  46 #define VCE_V3_0_DATA_SIZE      ((16 * 1024 * AMDGPU_MAX_VCE_HANDLES) + (52 * 1024))
  47
  48 static void vce_v3_0_mc_resume(struct amdgpu_device *adev, int idx);
  49 static void vce_v3_0_set_ring_funcs(struct amdgpu_device *adev);
  50 static void vce_v3_0_set_irq_funcs(struct amdgpu_device *adev);
  51
  52 /**
  53  * vce_v3_0_ring_get_rptr - get read pointer
  54  *
  55  * @ring: amdgpu_ring pointer
  56  *
  57  * Returns the current hardware read pointer
  58  */
  59 static uint32_t vce_v3_0_ring_get_rptr(struct amdgpu_ring *ring)
  60 {
  61         struct amdgpu_device *adev = ring->adev;
  62
  63         if (ring == &adev->vce.ring[0])
  64                 return RREG32(mmVCE_RB_RPTR);
  65         else
  66                 return RREG32(mmVCE_RB_RPTR2);
  67 }
  68
  69 /**
  70  * vce_v3_0_ring_get_wptr - get write pointer
  71  *
  72  * @ring: amdgpu_ring pointer
  73  *
  74  * Returns the current hardware write pointer
  75  */
  76 static uint32_t vce_v3_0_ring_get_wptr(struct amdgpu_ring *ring)
  77 {
  78         struct amdgpu_device *adev = ring->adev;
  79
  80         if (ring == &adev->vce.ring[0])
  81                 return RREG32(mmVCE_RB_WPTR);
  82         else
  83                 return RREG32(mmVCE_RB_WPTR2);
  84 }
  85
  86 /**
  87  * vce_v3_0_ring_set_wptr - set write pointer
  88  *
  89  * @ring: amdgpu_ring pointer
  90  *
  91  * Commits the write pointer to the hardware
  92  */
  93 static void vce_v3_0_ring_set_wptr(struct amdgpu_ring *ring)
  94 {
  95         struct amdgpu_device *adev = ring->adev;
  96
  97         if (ring == &adev->vce.ring[0])
  98                 WREG32(mmVCE_RB_WPTR, ring->wptr);
  99         else
 100                 WREG32(mmVCE_RB_WPTR2, ring->wptr);
 101 }
 102
 103 /**
 104  * vce_v3_0_start - start VCE block
 105  *
 106  * @adev: amdgpu_device pointer
 107  *
 108  * Setup and start the VCE block
 109  */
 110 static int vce_v3_0_start(struct amdgpu_device *adev)
 111 {
 112         struct amdgpu_ring *ring;
 113         int idx, i, j, r;
 114
 115         mutex_lock(&adev->grbm_idx_mutex);
 116         for (idx = 0; idx < 2; ++idx) {
 117
 118                 if (adev->vce.harvest_config & (1 << idx))
 119                         continue;
 120
 121                 if(idx == 0)
 122                         WREG32_P(mmGRBM_GFX_INDEX, 0,
 123                                 ~GRBM_GFX_INDEX__VCE_INSTANCE_MASK);
 124                 else
 125                         WREG32_P(mmGRBM_GFX_INDEX,
 126                                 GRBM_GFX_INDEX__VCE_INSTANCE_MASK,
 127                                 ~GRBM_GFX_INDEX__VCE_INSTANCE_MASK);
 128
 129                 vce_v3_0_mc_resume(adev, idx);
 130
 131                 /* set BUSY flag */
 132                 WREG32_P(mmVCE_STATUS, 1, ~1);
 133
 134                 WREG32_P(mmVCE_VCPU_CNTL, VCE_VCPU_CNTL__CLK_EN_MASK,
 135                         ~VCE_VCPU_CNTL__CLK_EN_MASK);
 136
 137                 WREG32_P(mmVCE_SOFT_RESET,
 138                          VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK,
 139                          ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 140
 141                 mdelay(100);
 142
 143                 WREG32_P(mmVCE_SOFT_RESET, 0,
 144                         ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 145
 146                 for (i = 0; i < 10; ++i) {
 147                         uint32_t status;
 148                         for (j = 0; j < 100; ++j) {
 149                                 status = RREG32(mmVCE_STATUS);
 150                                 if (status & 2)
 151                                         break;
 152                                 mdelay(10);
 153                         }
 154                         r = 0;
 155                         if (status & 2)
 156                                 break;
 157
 158                         DRM_ERROR("VCE not responding, trying to reset the ECPU!!!\n");
 159                         WREG32_P(mmVCE_SOFT_RESET,
 160                                 VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK,
 161                                 ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 162                         mdelay(10);
 163                         WREG32_P(mmVCE_SOFT_RESET, 0,
 164                                 ~VCE_SOFT_RESET__ECPU_SOFT_RESET_MASK);
 165                         mdelay(10);
 166                         r = -1;
 167                 }
 168
 169                 /* clear BUSY flag */
 170                 WREG32_P(mmVCE_STATUS, 0, ~1);
 171
 172                 if (r) {
 173                         DRM_ERROR("VCE not responding, giving up!!!\n");
 174                         mutex_unlock(&adev->grbm_idx_mutex);
 175                         return r;
 176                 }
 177         }
 178
 179         WREG32_P(mmGRBM_GFX_INDEX, 0, ~GRBM_GFX_INDEX__VCE_INSTANCE_MASK);
 180         mutex_unlock(&adev->grbm_idx_mutex);
 181
 182         ring = &adev->vce.ring[0];
 183         WREG32(mmVCE_RB_RPTR, ring->wptr);
 184         WREG32(mmVCE_RB_WPTR, ring->wptr);
 185         WREG32(mmVCE_RB_BASE_LO, ring->gpu_addr);
 186         WREG32(mmVCE_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
 187         WREG32(mmVCE_RB_SIZE, ring->ring_size / 4);
 188
 189         ring = &adev->vce.ring[1];
 190         WREG32(mmVCE_RB_RPTR2, ring->wptr);
 191         WREG32(mmVCE_RB_WPTR2, ring->wptr);
 192         WREG32(mmVCE_RB_BASE_LO2, ring->gpu_addr);
 193         WREG32(mmVCE_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
 194         WREG32(mmVCE_RB_SIZE2, ring->ring_size / 4);
 195
 196         return 0;
 197 }
 198
 199 #define ixVCE_HARVEST_FUSE_MACRO__ADDRESS     0xC0014074
 200 #define VCE_HARVEST_FUSE_MACRO__SHIFT       27
 201 #define VCE_HARVEST_FUSE_MACRO__MASK        0x18000000
 202
 203 static unsigned vce_v3_0_get_harvest_config(struct amdgpu_device *adev)
 204 {
 205         u32 tmp;
 206         unsigned ret;
 207
 208         /* Fiji is single pipe */
 209         if (adev->asic_type == CHIP_FIJI) {
 210                 ret = AMDGPU_VCE_HARVEST_VCE1;
 211                 return ret;
 212         }
 213
 214         /* Tonga and CZ are dual or single pipe */
 215         if (adev->flags & AMD_IS_APU)
 216                 tmp = (RREG32_SMC(ixVCE_HARVEST_FUSE_MACRO__ADDRESS) &
 217                        VCE_HARVEST_FUSE_MACRO__MASK) >>
 218                         VCE_HARVEST_FUSE_MACRO__SHIFT;
 219         else
 220                 tmp = (RREG32_SMC(ixCC_HARVEST_FUSES) &
 221                        CC_HARVEST_FUSES__VCE_DISABLE_MASK) >>
 222                         CC_HARVEST_FUSES__VCE_DISABLE__SHIFT;
 223
 224         switch (tmp) {
 225         case 1:
 226                 ret = AMDGPU_VCE_HARVEST_VCE0;
 227                 break;
 228         case 2:
 229                 ret = AMDGPU_VCE_HARVEST_VCE1;
 230                 break;
 231         case 3:
 232                 ret = AMDGPU_VCE_HARVEST_VCE0 | AMDGPU_VCE_HARVEST_VCE1;
 233                 break;
 234         default:
 235                 ret = 0;
 236         }
 237
 238         return ret;
 239 }
 240
 241 static int vce_v3_0_early_init(void *handle)
 242 {
 243         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 244
 245         adev->vce.harvest_config = vce_v3_0_get_harvest_config(adev);
 246
 247         if ((adev->vce.harvest_config &
 248              (AMDGPU_VCE_HARVEST_VCE0 | AMDGPU_VCE_HARVEST_VCE1)) ==
 249             (AMDGPU_VCE_HARVEST_VCE0 | AMDGPU_VCE_HARVEST_VCE1))
 250                 return -ENOENT;
 251
 252         vce_v3_0_set_ring_funcs(adev);
 253         vce_v3_0_set_irq_funcs(adev);
 254
 255         return 0;
 256 }
 257
 258 static int vce_v3_0_sw_init(void *handle)
 259 {
 260         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 261         struct amdgpu_ring *ring;
 262         int r;
 263
 264         /* VCE */
 265         r = amdgpu_irq_add_id(adev, 167, &adev->vce.irq);
 266         if (r)
 267                 return r;
 268
 269         r = amdgpu_vce_sw_init(adev, VCE_V3_0_FW_SIZE +
 270                 (VCE_V3_0_STACK_SIZE + VCE_V3_0_DATA_SIZE) * 2);
 271         if (r)
 272                 return r;
 273
 274         r = amdgpu_vce_resume(adev);
 275         if (r)
 276                 return r;
 277
 278         ring = &adev->vce.ring[0];
 279         sprintf(ring->name, "vce0");
 280         r = amdgpu_ring_init(adev, ring, 4096, VCE_CMD_NO_OP, 0xf,
 281                              &adev->vce.irq, 0, AMDGPU_RING_TYPE_VCE);
 282         if (r)
 283                 return r;
 284
 285         ring = &adev->vce.ring[1];
 286         sprintf(ring->name, "vce1");
 287         r = amdgpu_ring_init(adev, ring, 4096, VCE_CMD_NO_OP, 0xf,
 288                              &adev->vce.irq, 0, AMDGPU_RING_TYPE_VCE);
 289         if (r)
 290                 return r;
 291
 292         return r;
 293 }
 294
 295 static int vce_v3_0_sw_fini(void *handle)
 296 {
 297         int r;
 298         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 299
 300         r = amdgpu_vce_suspend(adev);
 301         if (r)
 302                 return r;
 303
 304         r = amdgpu_vce_sw_fini(adev);
 305         if (r)
 306                 return r;
 307
 308         return r;
 309 }
 310
 311 static int vce_v3_0_hw_init(void *handle)
 312 {
 313         struct amdgpu_ring *ring;
 314         int r;
 315         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 316
 317         r = vce_v3_0_start(adev);
 318         if (r)
 319                 return r;
 320
 321         ring = &adev->vce.ring[0];
 322         ring->ready = true;
 323         r = amdgpu_ring_test_ring(ring);
 324         if (r) {
 325                 ring->ready = false;
 326                 return r;
 327         }
 328
 329         ring = &adev->vce.ring[1];
 330         ring->ready = true;
 331         r = amdgpu_ring_test_ring(ring);
 332         if (r) {
 333                 ring->ready = false;
 334                 return r;
 335         }
 336
 337         DRM_INFO("VCE initialized successfully.\n");
 338
 339         return 0;
 340 }
 341
 342 static int vce_v3_0_hw_fini(void *handle)
 343 {
 344         return 0;
 345 }
 346
 347 static int vce_v3_0_suspend(void *handle)
 348 {
 349         int r;
 350         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 351
 352         r = vce_v3_0_hw_fini(adev);
 353         if (r)
 354                 return r;
 355
 356         r = amdgpu_vce_suspend(adev);
 357         if (r)
 358                 return r;
 359
 360         return r;
 361 }
 362
 363 static int vce_v3_0_resume(void *handle)
 364 {
 365         int r;
 366         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 367
 368         r = amdgpu_vce_resume(adev);
 369         if (r)
 370                 return r;
 371
 372         r = vce_v3_0_hw_init(adev);
 373         if (r)
 374                 return r;
 375
 376         return r;
 377 }
 378
 379 static void vce_v3_0_mc_resume(struct amdgpu_device *adev, int idx)
 380 {
 381         uint32_t offset, size;
 382
 383         WREG32_P(mmVCE_CLOCK_GATING_A, 0, ~(1 << 16));
 384         WREG32_P(mmVCE_UENC_CLOCK_GATING, 0x1FF000, ~0xFF9FF000);
 385         WREG32_P(mmVCE_UENC_REG_CLOCK_GATING, 0x3F, ~0x3F);
 386         WREG32(mmVCE_CLOCK_GATING_B, 0xf7);
 387
 388         WREG32(mmVCE_LMI_CTRL, 0x00398000);
 389         WREG32_P(mmVCE_LMI_CACHE_CTRL, 0x0, ~0x1);
 390         WREG32(mmVCE_LMI_SWAP_CNTL, 0);
 391         WREG32(mmVCE_LMI_SWAP_CNTL1, 0);
 392         WREG32(mmVCE_LMI_VM_CTRL, 0);
 393
 394         WREG32(mmVCE_LMI_VCPU_CACHE_40BIT_BAR, (adev->vce.gpu_addr >> 8));
 395         offset = AMDGPU_VCE_FIRMWARE_OFFSET;
 396         size = VCE_V3_0_FW_SIZE;
 397         WREG32(mmVCE_VCPU_CACHE_OFFSET0, offset & 0x7fffffff);
 398         WREG32(mmVCE_VCPU_CACHE_SIZE0, size);
 399
 400         if (idx == 0) {
 401                 offset += size;
 402                 size = VCE_V3_0_STACK_SIZE;
 403                 WREG32(mmVCE_VCPU_CACHE_OFFSET1, offset & 0x7fffffff);
 404                 WREG32(mmVCE_VCPU_CACHE_SIZE1, size);
 405                 offset += size;
 406                 size = VCE_V3_0_DATA_SIZE;
 407                 WREG32(mmVCE_VCPU_CACHE_OFFSET2, offset & 0x7fffffff);
 408                 WREG32(mmVCE_VCPU_CACHE_SIZE2, size);
 409         } else {
 410                 offset += size + VCE_V3_0_STACK_SIZE + VCE_V3_0_DATA_SIZE;
 411                 size = VCE_V3_0_STACK_SIZE;
 412                 WREG32(mmVCE_VCPU_CACHE_OFFSET1, offset & 0xfffffff);
 413                 WREG32(mmVCE_VCPU_CACHE_SIZE1, size);
 414                 offset += size;
 415                 size = VCE_V3_0_DATA_SIZE;
 416                 WREG32(mmVCE_VCPU_CACHE_OFFSET2, offset & 0xfffffff);
 417                 WREG32(mmVCE_VCPU_CACHE_SIZE2, size);
 418         }
 419
 420         WREG32_P(mmVCE_LMI_CTRL2, 0x0, ~0x100);
 421
 422         WREG32_P(mmVCE_SYS_INT_EN, VCE_SYS_INT_EN__VCE_SYS_INT_TRAP_INTERRUPT_EN_MASK,
 423                  ~VCE_SYS_INT_EN__VCE_SYS_INT_TRAP_INTERRUPT_EN_MASK);
 424 }
 425
 426 static bool vce_v3_0_is_idle(void *handle)
 427 {
 428         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 429         u32 mask = 0;
 430         int idx;
 431
 432         for (idx = 0; idx < 2; ++idx) {
 433                 if (adev->vce.harvest_config & (1 << idx))
 434                         continue;
 435
 436                 if (idx == 0)
 437                         mask |= SRBM_STATUS2__VCE0_BUSY_MASK;
 438                 else
 439                         mask |= SRBM_STATUS2__VCE1_BUSY_MASK;
 440         }
 441
 442         return !(RREG32(mmSRBM_STATUS2) & mask);
 443 }
 444
 445 static int vce_v3_0_wait_for_idle(void *handle)
 446 {
 447         unsigned i;
 448         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 449         u32 mask = 0;
 450         int idx;
 451
 452         for (idx = 0; idx < 2; ++idx) {
 453                 if (adev->vce.harvest_config & (1 << idx))
 454                         continue;
 455
 456                 if (idx == 0)
 457                         mask |= SRBM_STATUS2__VCE0_BUSY_MASK;
 458                 else
 459                         mask |= SRBM_STATUS2__VCE1_BUSY_MASK;
 460         }
 461
 462         for (i = 0; i < adev->usec_timeout; i++) {
 463                 if (!(RREG32(mmSRBM_STATUS2) & mask))
 464                         return 0;
 465         }
 466         return -ETIMEDOUT;
 467 }
 468
 469 static int vce_v3_0_soft_reset(void *handle)
 470 {
 471         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 472         u32 mask = 0;
 473         int idx;
 474
 475         for (idx = 0; idx < 2; ++idx) {
 476                 if (adev->vce.harvest_config & (1 << idx))
 477                         continue;
 478
 479                 if (idx == 0)
 480                         mask |= SRBM_SOFT_RESET__SOFT_RESET_VCE0_MASK;
 481                 else
 482                         mask |= SRBM_SOFT_RESET__SOFT_RESET_VCE1_MASK;
 483         }
 484         WREG32_P(mmSRBM_SOFT_RESET, mask,
 485                  ~(SRBM_SOFT_RESET__SOFT_RESET_VCE0_MASK |
 486                    SRBM_SOFT_RESET__SOFT_RESET_VCE1_MASK));
 487         mdelay(5);
 488
 489         return vce_v3_0_start(adev);
 490 }
 491
 492 static void vce_v3_0_print_status(void *handle)
 493 {
 494         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 495
 496         dev_info(adev->dev, "VCE 3.0 registers\n");
 497         dev_info(adev->dev, "  VCE_STATUS=0x%08X\n",
 498                  RREG32(mmVCE_STATUS));
 499         dev_info(adev->dev, "  VCE_VCPU_CNTL=0x%08X\n",
 500                  RREG32(mmVCE_VCPU_CNTL));
 501         dev_info(adev->dev, "  VCE_VCPU_CACHE_OFFSET0=0x%08X\n",
 502                  RREG32(mmVCE_VCPU_CACHE_OFFSET0));
 503         dev_info(adev->dev, "  VCE_VCPU_CACHE_SIZE0=0x%08X\n",
 504                  RREG32(mmVCE_VCPU_CACHE_SIZE0));
 505         dev_info(adev->dev, "  VCE_VCPU_CACHE_OFFSET1=0x%08X\n",
 506                  RREG32(mmVCE_VCPU_CACHE_OFFSET1));
 507         dev_info(adev->dev, "  VCE_VCPU_CACHE_SIZE1=0x%08X\n",
 508                  RREG32(mmVCE_VCPU_CACHE_SIZE1));
 509         dev_info(adev->dev, "  VCE_VCPU_CACHE_OFFSET2=0x%08X\n",
 510                  RREG32(mmVCE_VCPU_CACHE_OFFSET2));
 511         dev_info(adev->dev, "  VCE_VCPU_CACHE_SIZE2=0x%08X\n",
 512                  RREG32(mmVCE_VCPU_CACHE_SIZE2));
 513         dev_info(adev->dev, "  VCE_SOFT_RESET=0x%08X\n",
 514                  RREG32(mmVCE_SOFT_RESET));
 515         dev_info(adev->dev, "  VCE_RB_BASE_LO2=0x%08X\n",
 516                  RREG32(mmVCE_RB_BASE_LO2));
 517         dev_info(adev->dev, "  VCE_RB_BASE_HI2=0x%08X\n",
 518                  RREG32(mmVCE_RB_BASE_HI2));
 519         dev_info(adev->dev, "  VCE_RB_SIZE2=0x%08X\n",
 520                  RREG32(mmVCE_RB_SIZE2));
 521         dev_info(adev->dev, "  VCE_RB_RPTR2=0x%08X\n",
 522                  RREG32(mmVCE_RB_RPTR2));
 523         dev_info(adev->dev, "  VCE_RB_WPTR2=0x%08X\n",
 524                  RREG32(mmVCE_RB_WPTR2));
 525         dev_info(adev->dev, "  VCE_RB_BASE_LO=0x%08X\n",
 526                  RREG32(mmVCE_RB_BASE_LO));
 527         dev_info(adev->dev, "  VCE_RB_BASE_HI=0x%08X\n",
 528                  RREG32(mmVCE_RB_BASE_HI));
 529         dev_info(adev->dev, "  VCE_RB_SIZE=0x%08X\n",
 530                  RREG32(mmVCE_RB_SIZE));
 531         dev_info(adev->dev, "  VCE_RB_RPTR=0x%08X\n",
 532                  RREG32(mmVCE_RB_RPTR));
 533         dev_info(adev->dev, "  VCE_RB_WPTR=0x%08X\n",
 534                  RREG32(mmVCE_RB_WPTR));
 535         dev_info(adev->dev, "  VCE_CLOCK_GATING_A=0x%08X\n",
 536                  RREG32(mmVCE_CLOCK_GATING_A));
 537         dev_info(adev->dev, "  VCE_CLOCK_GATING_B=0x%08X\n",
 538                  RREG32(mmVCE_CLOCK_GATING_B));
 539         dev_info(adev->dev, "  VCE_UENC_CLOCK_GATING=0x%08X\n",
 540                  RREG32(mmVCE_UENC_CLOCK_GATING));
 541         dev_info(adev->dev, "  VCE_UENC_REG_CLOCK_GATING=0x%08X\n",
 542                  RREG32(mmVCE_UENC_REG_CLOCK_GATING));
 543         dev_info(adev->dev, "  VCE_SYS_INT_EN=0x%08X\n",
 544                  RREG32(mmVCE_SYS_INT_EN));
 545         dev_info(adev->dev, "  VCE_LMI_CTRL2=0x%08X\n",
 546                  RREG32(mmVCE_LMI_CTRL2));
 547         dev_info(adev->dev, "  VCE_LMI_CTRL=0x%08X\n",
 548                  RREG32(mmVCE_LMI_CTRL));
 549         dev_info(adev->dev, "  VCE_LMI_VM_CTRL=0x%08X\n",
 550                  RREG32(mmVCE_LMI_VM_CTRL));
 551         dev_info(adev->dev, "  VCE_LMI_SWAP_CNTL=0x%08X\n",
 552                  RREG32(mmVCE_LMI_SWAP_CNTL));
 553         dev_info(adev->dev, "  VCE_LMI_SWAP_CNTL1=0x%08X\n",
 554                  RREG32(mmVCE_LMI_SWAP_CNTL1));
 555         dev_info(adev->dev, "  VCE_LMI_CACHE_CTRL=0x%08X\n",
 556                  RREG32(mmVCE_LMI_CACHE_CTRL));
 557 }
 558
 559 static int vce_v3_0_set_interrupt_state(struct amdgpu_device *adev,
 560                                         struct amdgpu_irq_src *source,
 561                                         unsigned type,
 562                                         enum amdgpu_interrupt_state state)
 563 {
 564         uint32_t val = 0;
 565
 566         if (state == AMDGPU_IRQ_STATE_ENABLE)
 567                 val |= VCE_SYS_INT_EN__VCE_SYS_INT_TRAP_INTERRUPT_EN_MASK;
 568
 569         WREG32_P(mmVCE_SYS_INT_EN, val, ~VCE_SYS_INT_EN__VCE_SYS_INT_TRAP_INTERRUPT_EN_MASK);
 570         return 0;
 571 }
 572
 573 static int vce_v3_0_process_interrupt(struct amdgpu_device *adev,
 574                                       struct amdgpu_irq_src *source,
 575                                       struct amdgpu_iv_entry *entry)
 576 {
 577         DRM_DEBUG("IH: VCE\n");
 578         switch (entry->src_data) {
 579         case 0:
 580                 amdgpu_fence_process(&adev->vce.ring[0]);
 581                 break;
 582         case 1:
 583                 amdgpu_fence_process(&adev->vce.ring[1]);
 584                 break;
 585         default:
 586                 DRM_ERROR("Unhandled interrupt: %d %d\n",
 587                           entry->src_id, entry->src_data);
 588                 break;
 589         }
 590
 591         return 0;
 592 }
 593
 594 static int vce_v3_0_set_clockgating_state(void *handle,
 595                                           enum amd_clockgating_state state)
 596 {
 597         return 0;
 598 }
 599
 600 static int vce_v3_0_set_powergating_state(void *handle,
 601                                           enum amd_powergating_state state)
 602 {
 603         /* This doesn't actually powergate the VCE block.
 604          * That's done in the dpm code via the SMC.  This
 605          * just re-inits the block as necessary.  The actual
 606          * gating still happens in the dpm code.  We should
 607          * revisit this when there is a cleaner line between
 608          * the smc and the hw blocks
 609          */
 610         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 611
 612         if (state == AMD_PG_STATE_GATE)
 613                 /* XXX do we need a vce_v3_0_stop()? */
 614                 return 0;
 615         else
 616                 return vce_v3_0_start(adev);
 617 }
 618
 619 const struct amd_ip_funcs vce_v3_0_ip_funcs = {
 620         .early_init = vce_v3_0_early_init,
 621         .late_init = NULL,
 622         .sw_init = vce_v3_0_sw_init,
 623         .sw_fini = vce_v3_0_sw_fini,
 624         .hw_init = vce_v3_0_hw_init,
 625         .hw_fini = vce_v3_0_hw_fini,
 626         .suspend = vce_v3_0_suspend,
 627         .resume = vce_v3_0_resume,
 628         .is_idle = vce_v3_0_is_idle,
 629         .wait_for_idle = vce_v3_0_wait_for_idle,
 630         .soft_reset = vce_v3_0_soft_reset,
 631         .print_status = vce_v3_0_print_status,
 632         .set_clockgating_state = vce_v3_0_set_clockgating_state,
 633         .set_powergating_state = vce_v3_0_set_powergating_state,
 634 };
 635
 636 static const struct amdgpu_ring_funcs vce_v3_0_ring_funcs = {
 637         .get_rptr = vce_v3_0_ring_get_rptr,
 638         .get_wptr = vce_v3_0_ring_get_wptr,
 639         .set_wptr = vce_v3_0_ring_set_wptr,
 640         .parse_cs = amdgpu_vce_ring_parse_cs,
 641         .emit_ib = amdgpu_vce_ring_emit_ib,
 642         .emit_fence = amdgpu_vce_ring_emit_fence,
 643         .emit_semaphore = amdgpu_vce_ring_emit_semaphore,
 644         .test_ring = amdgpu_vce_ring_test_ring,
 645         .test_ib = amdgpu_vce_ring_test_ib,
 646         .is_lockup = amdgpu_ring_test_lockup,
 647         .insert_nop = amdgpu_ring_insert_nop,
 648 };
 649
 650 static void vce_v3_0_set_ring_funcs(struct amdgpu_device *adev)
 651 {
 652         adev->vce.ring[0].funcs = &vce_v3_0_ring_funcs;
 653         adev->vce.ring[1].funcs = &vce_v3_0_ring_funcs;
 654 }
 655
 656 static const struct amdgpu_irq_src_funcs vce_v3_0_irq_funcs = {
 657         .set = vce_v3_0_set_interrupt_state,
 658         .process = vce_v3_0_process_interrupt,
 659 };
 660
 661 static void vce_v3_0_set_irq_funcs(struct amdgpu_device *adev)
 662 {
 663         adev->vce.irq.num_types = 1;
 664         adev->vce.irq.funcs = &vce_v3_0_irq_funcs;
 665 };