drivers/gpu/drm/amd/amdgpu/jpeg_v3_0.c

   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 "amdgpu_pm.h"
  27 #include "soc15.h"
  28 #include "soc15d.h"
  29 #include "jpeg_v2_0.h"
  30
  31 #include "vcn/vcn_3_0_0_offset.h"
  32 #include "vcn/vcn_3_0_0_sh_mask.h"
  33 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
  34
  35 #define mmUVD_JPEG_PITCH_INTERNAL_OFFSET        0x401f
  36
  37 static void jpeg_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev);
  38 static void jpeg_v3_0_set_irq_funcs(struct amdgpu_device *adev);
  39 static int jpeg_v3_0_set_powergating_state(void *handle,
  40                                 enum amd_powergating_state state);
  41
  42 /**
  43  * jpeg_v3_0_early_init - set function pointers
  44  *
  45  * @handle: amdgpu_device pointer
  46  *
  47  * Set ring and irq function pointers
  48  */
  49 static int jpeg_v3_0_early_init(void *handle)
  50 {
  51         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  52
  53         u32 harvest;
  54
  55         switch (adev->ip_versions[UVD_HWIP][0]) {
  56         case IP_VERSION(3, 1, 1):
  57         case IP_VERSION(3, 1, 2):
  58                 break;
  59         default:
  60                 harvest = RREG32_SOC15(JPEG, 0, mmCC_UVD_HARVESTING);
  61                 if (harvest & CC_UVD_HARVESTING__UVD_DISABLE_MASK)
  62                         return -ENOENT;
  63                 break;
  64         }
  65
  66         adev->jpeg.num_jpeg_inst = 1;
  67         adev->jpeg.num_jpeg_rings = 1;
  68
  69         jpeg_v3_0_set_dec_ring_funcs(adev);
  70         jpeg_v3_0_set_irq_funcs(adev);
  71
  72         return 0;
  73 }
  74
  75 /**
  76  * jpeg_v3_0_sw_init - sw init for JPEG block
  77  *
  78  * @handle: amdgpu_device pointer
  79  *
  80  * Load firmware and sw initialization
  81  */
  82 static int jpeg_v3_0_sw_init(void *handle)
  83 {
  84         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  85         struct amdgpu_ring *ring;
  86         int r;
  87
  88         /* JPEG TRAP */
  89         r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
  90                 VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq);
  91         if (r)
  92                 return r;
  93
  94         r = amdgpu_jpeg_sw_init(adev);
  95         if (r)
  96                 return r;
  97
  98         r = amdgpu_jpeg_resume(adev);
  99         if (r)
 100                 return r;
 101
 102         ring = adev->jpeg.inst->ring_dec;
 103         ring->use_doorbell = true;
 104         ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1;
 105         ring->vm_hub = AMDGPU_MMHUB0(0);
 106         sprintf(ring->name, "jpeg_dec");
 107         r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 0,
 108                              AMDGPU_RING_PRIO_DEFAULT, NULL);
 109         if (r)
 110                 return r;
 111
 112         adev->jpeg.internal.jpeg_pitch[0] = mmUVD_JPEG_PITCH_INTERNAL_OFFSET;
 113         adev->jpeg.inst->external.jpeg_pitch[0] = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_PITCH);
 114
 115         return 0;
 116 }
 117
 118 /**
 119  * jpeg_v3_0_sw_fini - sw fini for JPEG block
 120  *
 121  * @handle: amdgpu_device pointer
 122  *
 123  * JPEG suspend and free up sw allocation
 124  */
 125 static int jpeg_v3_0_sw_fini(void *handle)
 126 {
 127         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 128         int r;
 129
 130         r = amdgpu_jpeg_suspend(adev);
 131         if (r)
 132                 return r;
 133
 134         r = amdgpu_jpeg_sw_fini(adev);
 135
 136         return r;
 137 }
 138
 139 /**
 140  * jpeg_v3_0_hw_init - start and test JPEG block
 141  *
 142  * @handle: amdgpu_device pointer
 143  *
 144  */
 145 static int jpeg_v3_0_hw_init(void *handle)
 146 {
 147         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 148         struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
 149         int r;
 150
 151         adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
 152                 (adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0);
 153
 154         r = amdgpu_ring_test_helper(ring);
 155         if (r)
 156                 return r;
 157
 158         DRM_INFO("JPEG decode initialized successfully.\n");
 159
 160         return 0;
 161 }
 162
 163 /**
 164  * jpeg_v3_0_hw_fini - stop the hardware block
 165  *
 166  * @handle: amdgpu_device pointer
 167  *
 168  * Stop the JPEG block, mark ring as not ready any more
 169  */
 170 static int jpeg_v3_0_hw_fini(void *handle)
 171 {
 172         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 173
 174         cancel_delayed_work_sync(&adev->vcn.idle_work);
 175
 176         if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
 177               RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
 178                 jpeg_v3_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 179
 180         return 0;
 181 }
 182
 183 /**
 184  * jpeg_v3_0_suspend - suspend JPEG block
 185  *
 186  * @handle: amdgpu_device pointer
 187  *
 188  * HW fini and suspend JPEG block
 189  */
 190 static int jpeg_v3_0_suspend(void *handle)
 191 {
 192         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 193         int r;
 194
 195         r = jpeg_v3_0_hw_fini(adev);
 196         if (r)
 197                 return r;
 198
 199         r = amdgpu_jpeg_suspend(adev);
 200
 201         return r;
 202 }
 203
 204 /**
 205  * jpeg_v3_0_resume - resume JPEG block
 206  *
 207  * @handle: amdgpu_device pointer
 208  *
 209  * Resume firmware and hw init JPEG block
 210  */
 211 static int jpeg_v3_0_resume(void *handle)
 212 {
 213         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 214         int r;
 215
 216         r = amdgpu_jpeg_resume(adev);
 217         if (r)
 218                 return r;
 219
 220         r = jpeg_v3_0_hw_init(adev);
 221
 222         return r;
 223 }
 224
 225 static void jpeg_v3_0_disable_clock_gating(struct amdgpu_device *adev)
 226 {
 227         uint32_t data = 0;
 228
 229         data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
 230         if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
 231                 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 232         else
 233                 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 234
 235         data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 236         data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 237         WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
 238
 239         data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
 240         data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
 241                 | JPEG_CGC_GATE__JPEG2_DEC_MASK
 242                 | JPEG_CGC_GATE__JPEG_ENC_MASK
 243                 | JPEG_CGC_GATE__JMCIF_MASK
 244                 | JPEG_CGC_GATE__JRBBM_MASK);
 245         WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
 246
 247         data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
 248         data &= ~(JPEG_CGC_CTRL__JPEG_DEC_MODE_MASK
 249                 | JPEG_CGC_CTRL__JPEG2_DEC_MODE_MASK
 250                 | JPEG_CGC_CTRL__JMCIF_MODE_MASK
 251                 | JPEG_CGC_CTRL__JRBBM_MODE_MASK);
 252         WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
 253 }
 254
 255 static void jpeg_v3_0_enable_clock_gating(struct amdgpu_device *adev)
 256 {
 257         uint32_t data = 0;
 258
 259         data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
 260         data |= (JPEG_CGC_GATE__JPEG_DEC_MASK
 261                 |JPEG_CGC_GATE__JPEG2_DEC_MASK
 262                 |JPEG_CGC_GATE__JPEG_ENC_MASK
 263                 |JPEG_CGC_GATE__JMCIF_MASK
 264                 |JPEG_CGC_GATE__JRBBM_MASK);
 265         WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
 266 }
 267
 268 static int jpeg_v3_0_disable_static_power_gating(struct amdgpu_device *adev)
 269 {
 270         if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
 271                 uint32_t data = 0;
 272                 int r = 0;
 273
 274                 data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
 275                 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
 276
 277                 r = SOC15_WAIT_ON_RREG(JPEG, 0,
 278                         mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON,
 279                         UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
 280
 281                 if (r) {
 282                         DRM_ERROR("amdgpu: JPEG disable power gating failed\n");
 283                         return r;
 284                 }
 285         }
 286
 287         /* disable anti hang mechanism */
 288         WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), 0,
 289                 ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
 290
 291         /* keep the JPEG in static PG mode */
 292         WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), 0,
 293                 ~UVD_JPEG_POWER_STATUS__JPEG_PG_MODE_MASK);
 294
 295         return 0;
 296 }
 297
 298 static int jpeg_v3_0_enable_static_power_gating(struct amdgpu_device *adev)
 299 {
 300         /* enable anti hang mechanism */
 301         WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS),
 302                 UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK,
 303                 ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK);
 304
 305         if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
 306                 uint32_t data = 0;
 307                 int r = 0;
 308
 309                 data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
 310                 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
 311
 312                 r = SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_PGFSM_STATUS,
 313                         (2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT),
 314                         UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK);
 315
 316                 if (r) {
 317                         DRM_ERROR("amdgpu: JPEG enable power gating failed\n");
 318                         return r;
 319                 }
 320         }
 321
 322         return 0;
 323 }
 324
 325 /**
 326  * jpeg_v3_0_start - start JPEG block
 327  *
 328  * @adev: amdgpu_device pointer
 329  *
 330  * Setup and start the JPEG block
 331  */
 332 static int jpeg_v3_0_start(struct amdgpu_device *adev)
 333 {
 334         struct amdgpu_ring *ring = adev->jpeg.inst->ring_dec;
 335         int r;
 336
 337         if (adev->pm.dpm_enabled)
 338                 amdgpu_dpm_enable_jpeg(adev, true);
 339
 340         /* disable power gating */
 341         r = jpeg_v3_0_disable_static_power_gating(adev);
 342         if (r)
 343                 return r;
 344
 345         /* JPEG disable CGC */
 346         jpeg_v3_0_disable_clock_gating(adev);
 347
 348         /* MJPEG global tiling registers */
 349         WREG32_SOC15(JPEG, 0, mmJPEG_DEC_GFX10_ADDR_CONFIG,
 350                 adev->gfx.config.gb_addr_config);
 351         WREG32_SOC15(JPEG, 0, mmJPEG_ENC_GFX10_ADDR_CONFIG,
 352                 adev->gfx.config.gb_addr_config);
 353
 354         /* enable JMI channel */
 355         WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 0,
 356                 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
 357
 358         /* enable System Interrupt for JRBC */
 359         WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmJPEG_SYS_INT_EN),
 360                 JPEG_SYS_INT_EN__DJRBC_MASK,
 361                 ~JPEG_SYS_INT_EN__DJRBC_MASK);
 362
 363         WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
 364         WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
 365         WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
 366                 lower_32_bits(ring->gpu_addr));
 367         WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
 368                 upper_32_bits(ring->gpu_addr));
 369         WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR, 0);
 370         WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, 0);
 371         WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L);
 372         WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4);
 373         ring->wptr = RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
 374
 375         return 0;
 376 }
 377
 378 /**
 379  * jpeg_v3_0_stop - stop JPEG block
 380  *
 381  * @adev: amdgpu_device pointer
 382  *
 383  * stop the JPEG block
 384  */
 385 static int jpeg_v3_0_stop(struct amdgpu_device *adev)
 386 {
 387         int r;
 388
 389         /* reset JMI */
 390         WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL),
 391                 UVD_JMI_CNTL__SOFT_RESET_MASK,
 392                 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
 393
 394         jpeg_v3_0_enable_clock_gating(adev);
 395
 396         /* enable power gating */
 397         r = jpeg_v3_0_enable_static_power_gating(adev);
 398         if (r)
 399                 return r;
 400
 401         if (adev->pm.dpm_enabled)
 402                 amdgpu_dpm_enable_jpeg(adev, false);
 403
 404         return 0;
 405 }
 406
 407 /**
 408  * jpeg_v3_0_dec_ring_get_rptr - get read pointer
 409  *
 410  * @ring: amdgpu_ring pointer
 411  *
 412  * Returns the current hardware read pointer
 413  */
 414 static uint64_t jpeg_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
 415 {
 416         struct amdgpu_device *adev = ring->adev;
 417
 418         return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR);
 419 }
 420
 421 /**
 422  * jpeg_v3_0_dec_ring_get_wptr - get write pointer
 423  *
 424  * @ring: amdgpu_ring pointer
 425  *
 426  * Returns the current hardware write pointer
 427  */
 428 static uint64_t jpeg_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
 429 {
 430         struct amdgpu_device *adev = ring->adev;
 431
 432         if (ring->use_doorbell)
 433                 return *ring->wptr_cpu_addr;
 434         else
 435                 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
 436 }
 437
 438 /**
 439  * jpeg_v3_0_dec_ring_set_wptr - set write pointer
 440  *
 441  * @ring: amdgpu_ring pointer
 442  *
 443  * Commits the write pointer to the hardware
 444  */
 445 static void jpeg_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
 446 {
 447         struct amdgpu_device *adev = ring->adev;
 448
 449         if (ring->use_doorbell) {
 450                 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr);
 451                 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
 452         } else {
 453                 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
 454         }
 455 }
 456
 457 static bool jpeg_v3_0_is_idle(void *handle)
 458 {
 459         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 460         int ret = 1;
 461
 462         ret &= (((RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS) &
 463                 UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
 464                 UVD_JRBC_STATUS__RB_JOB_DONE_MASK));
 465
 466         return ret;
 467 }
 468
 469 static int jpeg_v3_0_wait_for_idle(void *handle)
 470 {
 471         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 472
 473         return SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_JRBC_STATUS,
 474                 UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
 475                 UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
 476 }
 477
 478 static int jpeg_v3_0_set_clockgating_state(void *handle,
 479                                           enum amd_clockgating_state state)
 480 {
 481         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 482         bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
 483
 484         if (enable) {
 485                 if (!jpeg_v3_0_is_idle(handle))
 486                         return -EBUSY;
 487                 jpeg_v3_0_enable_clock_gating(adev);
 488         } else {
 489                 jpeg_v3_0_disable_clock_gating(adev);
 490         }
 491
 492         return 0;
 493 }
 494
 495 static int jpeg_v3_0_set_powergating_state(void *handle,
 496                                           enum amd_powergating_state state)
 497 {
 498         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 499         int ret;
 500
 501         if(state == adev->jpeg.cur_state)
 502                 return 0;
 503
 504         if (state == AMD_PG_STATE_GATE)
 505                 ret = jpeg_v3_0_stop(adev);
 506         else
 507                 ret = jpeg_v3_0_start(adev);
 508
 509         if(!ret)
 510                 adev->jpeg.cur_state = state;
 511
 512         return ret;
 513 }
 514
 515 static int jpeg_v3_0_set_interrupt_state(struct amdgpu_device *adev,
 516                                         struct amdgpu_irq_src *source,
 517                                         unsigned type,
 518                                         enum amdgpu_interrupt_state state)
 519 {
 520         return 0;
 521 }
 522
 523 static int jpeg_v3_0_process_interrupt(struct amdgpu_device *adev,
 524                                       struct amdgpu_irq_src *source,
 525                                       struct amdgpu_iv_entry *entry)
 526 {
 527         DRM_DEBUG("IH: JPEG TRAP\n");
 528
 529         switch (entry->src_id) {
 530         case VCN_2_0__SRCID__JPEG_DECODE:
 531                 amdgpu_fence_process(adev->jpeg.inst->ring_dec);
 532                 break;
 533         default:
 534                 DRM_ERROR("Unhandled interrupt: %d %d\n",
 535                           entry->src_id, entry->src_data[0]);
 536                 break;
 537         }
 538
 539         return 0;
 540 }
 541
 542 static const struct amd_ip_funcs jpeg_v3_0_ip_funcs = {
 543         .name = "jpeg_v3_0",
 544         .early_init = jpeg_v3_0_early_init,
 545         .late_init = NULL,
 546         .sw_init = jpeg_v3_0_sw_init,
 547         .sw_fini = jpeg_v3_0_sw_fini,
 548         .hw_init = jpeg_v3_0_hw_init,
 549         .hw_fini = jpeg_v3_0_hw_fini,
 550         .suspend = jpeg_v3_0_suspend,
 551         .resume = jpeg_v3_0_resume,
 552         .is_idle = jpeg_v3_0_is_idle,
 553         .wait_for_idle = jpeg_v3_0_wait_for_idle,
 554         .check_soft_reset = NULL,
 555         .pre_soft_reset = NULL,
 556         .soft_reset = NULL,
 557         .post_soft_reset = NULL,
 558         .set_clockgating_state = jpeg_v3_0_set_clockgating_state,
 559         .set_powergating_state = jpeg_v3_0_set_powergating_state,
 560 };
 561
 562 static const struct amdgpu_ring_funcs jpeg_v3_0_dec_ring_vm_funcs = {
 563         .type = AMDGPU_RING_TYPE_VCN_JPEG,
 564         .align_mask = 0xf,
 565         .get_rptr = jpeg_v3_0_dec_ring_get_rptr,
 566         .get_wptr = jpeg_v3_0_dec_ring_get_wptr,
 567         .set_wptr = jpeg_v3_0_dec_ring_set_wptr,
 568         .emit_frame_size =
 569                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
 570                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
 571                 8 + /* jpeg_v3_0_dec_ring_emit_vm_flush */
 572                 18 + 18 + /* jpeg_v3_0_dec_ring_emit_fence x2 vm fence */
 573                 8 + 16,
 574         .emit_ib_size = 22, /* jpeg_v3_0_dec_ring_emit_ib */
 575         .emit_ib = jpeg_v2_0_dec_ring_emit_ib,
 576         .emit_fence = jpeg_v2_0_dec_ring_emit_fence,
 577         .emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
 578         .test_ring = amdgpu_jpeg_dec_ring_test_ring,
 579         .test_ib = amdgpu_jpeg_dec_ring_test_ib,
 580         .insert_nop = jpeg_v2_0_dec_ring_nop,
 581         .insert_start = jpeg_v2_0_dec_ring_insert_start,
 582         .insert_end = jpeg_v2_0_dec_ring_insert_end,
 583         .pad_ib = amdgpu_ring_generic_pad_ib,
 584         .begin_use = amdgpu_jpeg_ring_begin_use,
 585         .end_use = amdgpu_jpeg_ring_end_use,
 586         .emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
 587         .emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
 588         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
 589 };
 590
 591 static void jpeg_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
 592 {
 593         adev->jpeg.inst->ring_dec->funcs = &jpeg_v3_0_dec_ring_vm_funcs;
 594         DRM_INFO("JPEG decode is enabled in VM mode\n");
 595 }
 596
 597 static const struct amdgpu_irq_src_funcs jpeg_v3_0_irq_funcs = {
 598         .set = jpeg_v3_0_set_interrupt_state,
 599         .process = jpeg_v3_0_process_interrupt,
 600 };
 601
 602 static void jpeg_v3_0_set_irq_funcs(struct amdgpu_device *adev)
 603 {
 604         adev->jpeg.inst->irq.num_types = 1;
 605         adev->jpeg.inst->irq.funcs = &jpeg_v3_0_irq_funcs;
 606 }
 607
 608 const struct amdgpu_ip_block_version jpeg_v3_0_ip_block =
 609 {
 610         .type = AMD_IP_BLOCK_TYPE_JPEG,
 611         .major = 3,
 612         .minor = 0,
 613         .rev = 0,
 614         .funcs = &jpeg_v3_0_ip_funcs,
 615 };