drivers/gpu/drm/amd/amdgpu/jpeg_v2_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
  30 #include "vcn/vcn_2_0_0_offset.h"
  31 #include "vcn/vcn_2_0_0_sh_mask.h"
  32 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h"
  33
  34 #define mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET                         0x1bfff
  35 #define mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET                            0x4029
  36 #define mmUVD_JPEG_GPCOM_DATA0_INTERNAL_OFFSET                          0x402a
  37 #define mmUVD_JPEG_GPCOM_DATA1_INTERNAL_OFFSET                          0x402b
  38 #define mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW_INTERNAL_OFFSET          0x40ea
  39 #define mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH_INTERNAL_OFFSET         0x40eb
  40 #define mmUVD_LMI_JRBC_IB_VMID_INTERNAL_OFFSET                          0x40cf
  41 #define mmUVD_LMI_JPEG_VMID_INTERNAL_OFFSET                             0x40d1
  42 #define mmUVD_LMI_JRBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET                 0x40e8
  43 #define mmUVD_LMI_JRBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET                0x40e9
  44 #define mmUVD_JRBC_IB_SIZE_INTERNAL_OFFSET                              0x4082
  45 #define mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW_INTERNAL_OFFSET          0x40ec
  46 #define mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH_INTERNAL_OFFSET         0x40ed
  47 #define mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET                     0x4085
  48 #define mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET                          0x4084
  49 #define mmUVD_JRBC_STATUS_INTERNAL_OFFSET                               0x4089
  50 #define mmUVD_JPEG_PITCH_INTERNAL_OFFSET                                0x401f
  51
  52 #define JRBC_DEC_EXTERNAL_REG_WRITE_ADDR                                0x18000
  53
  54 static void jpeg_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev);
  55 static void jpeg_v2_0_set_irq_funcs(struct amdgpu_device *adev);
  56 static int jpeg_v2_0_set_powergating_state(void *handle,
  57                                 enum amd_powergating_state state);
  58
  59 /**
  60  * jpeg_v2_0_early_init - set function pointers
  61  *
  62  * @handle: amdgpu_device pointer
  63  *
  64  * Set ring and irq function pointers
  65  */
  66 static int jpeg_v2_0_early_init(void *handle)
  67 {
  68         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  69
  70         adev->jpeg.num_jpeg_inst = 1;
  71
  72         jpeg_v2_0_set_dec_ring_funcs(adev);
  73         jpeg_v2_0_set_irq_funcs(adev);
  74
  75         return 0;
  76 }
  77
  78 /**
  79  * jpeg_v2_0_sw_init - sw init for JPEG block
  80  *
  81  * @handle: amdgpu_device pointer
  82  *
  83  * Load firmware and sw initialization
  84  */
  85 static int jpeg_v2_0_sw_init(void *handle)
  86 {
  87         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  88         struct amdgpu_ring *ring;
  89         int r;
  90
  91         /* JPEG TRAP */
  92         r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
  93                 VCN_2_0__SRCID__JPEG_DECODE, &adev->jpeg.inst->irq);
  94         if (r)
  95                 return r;
  96
  97         r = amdgpu_jpeg_sw_init(adev);
  98         if (r)
  99                 return r;
 100
 101         r = amdgpu_jpeg_resume(adev);
 102         if (r)
 103                 return r;
 104
 105         ring = &adev->jpeg.inst->ring_dec;
 106         ring->use_doorbell = true;
 107         ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1;
 108         sprintf(ring->name, "jpeg_dec");
 109         r = amdgpu_ring_init(adev, ring, 512, &adev->jpeg.inst->irq, 0);
 110         if (r)
 111                 return r;
 112
 113         adev->jpeg.internal.jpeg_pitch = mmUVD_JPEG_PITCH_INTERNAL_OFFSET;
 114         adev->jpeg.inst->external.jpeg_pitch = SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_PITCH);
 115
 116         return 0;
 117 }
 118
 119 /**
 120  * jpeg_v2_0_sw_fini - sw fini for JPEG block
 121  *
 122  * @handle: amdgpu_device pointer
 123  *
 124  * JPEG suspend and free up sw allocation
 125  */
 126 static int jpeg_v2_0_sw_fini(void *handle)
 127 {
 128         int r;
 129         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 130
 131         r = amdgpu_jpeg_suspend(adev);
 132         if (r)
 133                 return r;
 134
 135         r = amdgpu_jpeg_sw_fini(adev);
 136
 137         return r;
 138 }
 139
 140 /**
 141  * jpeg_v2_0_hw_init - start and test JPEG block
 142  *
 143  * @handle: amdgpu_device pointer
 144  *
 145  */
 146 static int jpeg_v2_0_hw_init(void *handle)
 147 {
 148         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 149         struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
 150         int r;
 151
 152         adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell,
 153                 (adev->doorbell_index.vcn.vcn_ring0_1 << 1), 0);
 154
 155         r = amdgpu_ring_test_helper(ring);
 156         if (!r)
 157                 DRM_INFO("JPEG decode initialized successfully.\n");
 158
 159         return r;
 160 }
 161
 162 /**
 163  * jpeg_v2_0_hw_fini - stop the hardware block
 164  *
 165  * @handle: amdgpu_device pointer
 166  *
 167  * Stop the JPEG block, mark ring as not ready any more
 168  */
 169 static int jpeg_v2_0_hw_fini(void *handle)
 170 {
 171         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 172         struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
 173
 174         if (adev->jpeg.cur_state != AMD_PG_STATE_GATE &&
 175               RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS))
 176                 jpeg_v2_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 177
 178         ring->sched.ready = false;
 179
 180         return 0;
 181 }
 182
 183 /**
 184  * jpeg_v2_0_suspend - suspend JPEG block
 185  *
 186  * @handle: amdgpu_device pointer
 187  *
 188  * HW fini and suspend JPEG block
 189  */
 190 static int jpeg_v2_0_suspend(void *handle)
 191 {
 192         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 193         int r;
 194
 195         r = jpeg_v2_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_v2_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_v2_0_resume(void *handle)
 212 {
 213         int r;
 214         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 215
 216         r = amdgpu_jpeg_resume(adev);
 217         if (r)
 218                 return r;
 219
 220         r = jpeg_v2_0_hw_init(adev);
 221
 222         return r;
 223 }
 224
 225 static int jpeg_v2_0_disable_power_gating(struct amdgpu_device *adev)
 226 {
 227         uint32_t data;
 228         int r = 0;
 229
 230         if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
 231                 data = 1 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
 232                 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
 233
 234                 SOC15_WAIT_ON_RREG(JPEG, 0,
 235                         mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS_UVDJ_PWR_ON,
 236                         UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK, r);
 237
 238                 if (r) {
 239                         DRM_ERROR("amdgpu: JPEG disable power gating failed\n");
 240                         return r;
 241                 }
 242         }
 243
 244         /* Removing the anti hang mechanism to indicate the UVDJ tile is ON */
 245         data = RREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS)) & ~0x1;
 246         WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), data);
 247
 248         return 0;
 249 }
 250
 251 static int jpeg_v2_0_enable_power_gating(struct amdgpu_device* adev)
 252 {
 253         if (adev->pg_flags & AMD_PG_SUPPORT_JPEG) {
 254                 uint32_t data;
 255                 int r = 0;
 256
 257                 data = RREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS));
 258                 data &= ~UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_MASK;
 259                 data |=  0x1; //UVD_JPEG_POWER_STATUS__JPEG_POWER_STATUS_TILES_OFF;
 260                 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JPEG_POWER_STATUS), data);
 261
 262                 data = 2 << UVD_PGFSM_CONFIG__UVDJ_PWR_CONFIG__SHIFT;
 263                 WREG32(SOC15_REG_OFFSET(JPEG, 0, mmUVD_PGFSM_CONFIG), data);
 264
 265                 SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_PGFSM_STATUS,
 266                         (2 << UVD_PGFSM_STATUS__UVDJ_PWR_STATUS__SHIFT),
 267                         UVD_PGFSM_STATUS__UVDJ_PWR_STATUS_MASK, r);
 268
 269                 if (r) {
 270                         DRM_ERROR("amdgpu: JPEG enable power gating failed\n");
 271                         return r;
 272                 }
 273         }
 274
 275         return 0;
 276 }
 277
 278 static void jpeg_v2_0_disable_clock_gating(struct amdgpu_device* adev)
 279 {
 280         uint32_t data;
 281
 282         data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
 283         if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
 284                 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 285         else
 286                 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 287
 288         data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 289         data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 290         WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
 291
 292         data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
 293         data &= ~(JPEG_CGC_GATE__JPEG_DEC_MASK
 294                 | JPEG_CGC_GATE__JPEG2_DEC_MASK
 295                 | JPEG_CGC_GATE__JPEG_ENC_MASK
 296                 | JPEG_CGC_GATE__JMCIF_MASK
 297                 | JPEG_CGC_GATE__JRBBM_MASK);
 298         WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
 299 }
 300
 301 static void jpeg_v2_0_enable_clock_gating(struct amdgpu_device* adev)
 302 {
 303         uint32_t data;
 304
 305         data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL);
 306         if (adev->cg_flags & AMD_CG_SUPPORT_JPEG_MGCG)
 307                 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 308         else
 309                 data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 310
 311         data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 312         data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 313         WREG32_SOC15(JPEG, 0, mmJPEG_CGC_CTRL, data);
 314
 315         data = RREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE);
 316         data |= (JPEG_CGC_GATE__JPEG_DEC_MASK
 317                 |JPEG_CGC_GATE__JPEG2_DEC_MASK
 318                 |JPEG_CGC_GATE__JPEG_ENC_MASK
 319                 |JPEG_CGC_GATE__JMCIF_MASK
 320                 |JPEG_CGC_GATE__JRBBM_MASK);
 321         WREG32_SOC15(JPEG, 0, mmJPEG_CGC_GATE, data);
 322 }
 323
 324 /**
 325  * jpeg_v2_0_start - start JPEG block
 326  *
 327  * @adev: amdgpu_device pointer
 328  *
 329  * Setup and start the JPEG block
 330  */
 331 static int jpeg_v2_0_start(struct amdgpu_device *adev)
 332 {
 333         struct amdgpu_ring *ring = &adev->jpeg.inst->ring_dec;
 334         int r;
 335
 336         if (adev->pm.dpm_enabled)
 337                 amdgpu_dpm_enable_jpeg(adev, true);
 338
 339         /* disable power gating */
 340         r = jpeg_v2_0_disable_power_gating(adev);
 341         if (r)
 342                 return r;
 343
 344         /* JPEG disable CGC */
 345         jpeg_v2_0_disable_clock_gating(adev);
 346
 347         WREG32_SOC15(JPEG, 0, mmJPEG_DEC_GFX10_ADDR_CONFIG, adev->gfx.config.gb_addr_config);
 348
 349         /* enable JMI channel */
 350         WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL), 0,
 351                 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
 352
 353         /* enable System Interrupt for JRBC */
 354         WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmJPEG_SYS_INT_EN),
 355                 JPEG_SYS_INT_EN__DJRBC_MASK,
 356                 ~JPEG_SYS_INT_EN__DJRBC_MASK);
 357
 358         WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
 359         WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, (0x00000001L | 0x00000002L));
 360         WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
 361                 lower_32_bits(ring->gpu_addr));
 362         WREG32_SOC15(JPEG, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
 363                 upper_32_bits(ring->gpu_addr));
 364         WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR, 0);
 365         WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, 0);
 366         WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_CNTL, 0x00000002L);
 367         WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_SIZE, ring->ring_size / 4);
 368         ring->wptr = RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
 369
 370         return 0;
 371 }
 372
 373 /**
 374  * jpeg_v2_0_stop - stop JPEG block
 375  *
 376  * @adev: amdgpu_device pointer
 377  *
 378  * stop the JPEG block
 379  */
 380 static int jpeg_v2_0_stop(struct amdgpu_device *adev)
 381 {
 382         int r;
 383
 384         /* reset JMI */
 385         WREG32_P(SOC15_REG_OFFSET(JPEG, 0, mmUVD_JMI_CNTL),
 386                 UVD_JMI_CNTL__SOFT_RESET_MASK,
 387                 ~UVD_JMI_CNTL__SOFT_RESET_MASK);
 388
 389         /* enable JPEG CGC */
 390         jpeg_v2_0_enable_clock_gating(adev);
 391
 392         /* enable power gating */
 393         r = jpeg_v2_0_enable_power_gating(adev);
 394         if (r)
 395                 return r;
 396
 397         if (adev->pm.dpm_enabled)
 398                 amdgpu_dpm_enable_jpeg(adev, false);
 399
 400         return 0;
 401 }
 402
 403 /**
 404  * jpeg_v2_0_dec_ring_get_rptr - get read pointer
 405  *
 406  * @ring: amdgpu_ring pointer
 407  *
 408  * Returns the current hardware read pointer
 409  */
 410 static uint64_t jpeg_v2_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
 411 {
 412         struct amdgpu_device *adev = ring->adev;
 413
 414         return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_RPTR);
 415 }
 416
 417 /**
 418  * jpeg_v2_0_dec_ring_get_wptr - get write pointer
 419  *
 420  * @ring: amdgpu_ring pointer
 421  *
 422  * Returns the current hardware write pointer
 423  */
 424 static uint64_t jpeg_v2_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
 425 {
 426         struct amdgpu_device *adev = ring->adev;
 427
 428         if (ring->use_doorbell)
 429                 return adev->wb.wb[ring->wptr_offs];
 430         else
 431                 return RREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR);
 432 }
 433
 434 /**
 435  * jpeg_v2_0_dec_ring_set_wptr - set write pointer
 436  *
 437  * @ring: amdgpu_ring pointer
 438  *
 439  * Commits the write pointer to the hardware
 440  */
 441 static void jpeg_v2_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
 442 {
 443         struct amdgpu_device *adev = ring->adev;
 444
 445         if (ring->use_doorbell) {
 446                 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr);
 447                 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr));
 448         } else {
 449                 WREG32_SOC15(JPEG, 0, mmUVD_JRBC_RB_WPTR, lower_32_bits(ring->wptr));
 450         }
 451 }
 452
 453 /**
 454  * jpeg_v2_0_dec_ring_insert_start - insert a start command
 455  *
 456  * @ring: amdgpu_ring pointer
 457  *
 458  * Write a start command to the ring.
 459  */
 460 void jpeg_v2_0_dec_ring_insert_start(struct amdgpu_ring *ring)
 461 {
 462         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
 463                 0, 0, PACKETJ_TYPE0));
 464         amdgpu_ring_write(ring, 0x68e04);
 465
 466         amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
 467                 0, 0, PACKETJ_TYPE0));
 468         amdgpu_ring_write(ring, 0x80010000);
 469 }
 470
 471 /**
 472  * jpeg_v2_0_dec_ring_insert_end - insert a end command
 473  *
 474  * @ring: amdgpu_ring pointer
 475  *
 476  * Write a end command to the ring.
 477  */
 478 void jpeg_v2_0_dec_ring_insert_end(struct amdgpu_ring *ring)
 479 {
 480         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
 481                 0, 0, PACKETJ_TYPE0));
 482         amdgpu_ring_write(ring, 0x68e04);
 483
 484         amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
 485                 0, 0, PACKETJ_TYPE0));
 486         amdgpu_ring_write(ring, 0x00010000);
 487 }
 488
 489 /**
 490  * jpeg_v2_0_dec_ring_emit_fence - emit an fence & trap command
 491  *
 492  * @ring: amdgpu_ring pointer
 493  * @fence: fence to emit
 494  *
 495  * Write a fence and a trap command to the ring.
 496  */
 497 void jpeg_v2_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
 498                                 unsigned flags)
 499 {
 500         WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
 501
 502         amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA0_INTERNAL_OFFSET,
 503                 0, 0, PACKETJ_TYPE0));
 504         amdgpu_ring_write(ring, seq);
 505
 506         amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_DATA1_INTERNAL_OFFSET,
 507                 0, 0, PACKETJ_TYPE0));
 508         amdgpu_ring_write(ring, seq);
 509
 510         amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_LOW_INTERNAL_OFFSET,
 511                 0, 0, PACKETJ_TYPE0));
 512         amdgpu_ring_write(ring, lower_32_bits(addr));
 513
 514         amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_WR_64BIT_BAR_HIGH_INTERNAL_OFFSET,
 515                 0, 0, PACKETJ_TYPE0));
 516         amdgpu_ring_write(ring, upper_32_bits(addr));
 517
 518         amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET,
 519                 0, 0, PACKETJ_TYPE0));
 520         amdgpu_ring_write(ring, 0x8);
 521
 522         amdgpu_ring_write(ring, PACKETJ(mmUVD_JPEG_GPCOM_CMD_INTERNAL_OFFSET,
 523                 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE4));
 524         amdgpu_ring_write(ring, 0);
 525
 526         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
 527                 0, 0, PACKETJ_TYPE0));
 528         amdgpu_ring_write(ring, 0x3fbc);
 529
 530         amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
 531                 0, 0, PACKETJ_TYPE0));
 532         amdgpu_ring_write(ring, 0x1);
 533
 534         amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE7));
 535         amdgpu_ring_write(ring, 0);
 536 }
 537
 538 /**
 539  * jpeg_v2_0_dec_ring_emit_ib - execute indirect buffer
 540  *
 541  * @ring: amdgpu_ring pointer
 542  * @ib: indirect buffer to execute
 543  *
 544  * Write ring commands to execute the indirect buffer.
 545  */
 546 void jpeg_v2_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
 547                                 struct amdgpu_job *job,
 548                                 struct amdgpu_ib *ib,
 549                                 uint32_t flags)
 550 {
 551         unsigned vmid = AMDGPU_JOB_GET_VMID(job);
 552
 553         amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_VMID_INTERNAL_OFFSET,
 554                 0, 0, PACKETJ_TYPE0));
 555         amdgpu_ring_write(ring, (vmid | (vmid << 4)));
 556
 557         amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JPEG_VMID_INTERNAL_OFFSET,
 558                 0, 0, PACKETJ_TYPE0));
 559         amdgpu_ring_write(ring, (vmid | (vmid << 4)));
 560
 561         amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET,
 562                 0, 0, PACKETJ_TYPE0));
 563         amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
 564
 565         amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET,
 566                 0, 0, PACKETJ_TYPE0));
 567         amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
 568
 569         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_IB_SIZE_INTERNAL_OFFSET,
 570                 0, 0, PACKETJ_TYPE0));
 571         amdgpu_ring_write(ring, ib->length_dw);
 572
 573         amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_LOW_INTERNAL_OFFSET,
 574                 0, 0, PACKETJ_TYPE0));
 575         amdgpu_ring_write(ring, lower_32_bits(ring->gpu_addr));
 576
 577         amdgpu_ring_write(ring, PACKETJ(mmUVD_LMI_JRBC_RB_MEM_RD_64BIT_BAR_HIGH_INTERNAL_OFFSET,
 578                 0, 0, PACKETJ_TYPE0));
 579         amdgpu_ring_write(ring, upper_32_bits(ring->gpu_addr));
 580
 581         amdgpu_ring_write(ring, PACKETJ(0, 0, PACKETJ_CONDITION_CHECK0, PACKETJ_TYPE2));
 582         amdgpu_ring_write(ring, 0);
 583
 584         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET,
 585                 0, 0, PACKETJ_TYPE0));
 586         amdgpu_ring_write(ring, 0x01400200);
 587
 588         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET,
 589                 0, 0, PACKETJ_TYPE0));
 590         amdgpu_ring_write(ring, 0x2);
 591
 592         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_STATUS_INTERNAL_OFFSET,
 593                 0, PACKETJ_CONDITION_CHECK3, PACKETJ_TYPE3));
 594         amdgpu_ring_write(ring, 0x2);
 595 }
 596
 597 void jpeg_v2_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg,
 598                                 uint32_t val, uint32_t mask)
 599 {
 600         uint32_t reg_offset = (reg << 2);
 601
 602         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_COND_RD_TIMER_INTERNAL_OFFSET,
 603                 0, 0, PACKETJ_TYPE0));
 604         amdgpu_ring_write(ring, 0x01400200);
 605
 606         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_RB_REF_DATA_INTERNAL_OFFSET,
 607                 0, 0, PACKETJ_TYPE0));
 608         amdgpu_ring_write(ring, val);
 609
 610         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
 611                 0, 0, PACKETJ_TYPE0));
 612         if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) {
 613                 amdgpu_ring_write(ring, 0);
 614                 amdgpu_ring_write(ring,
 615                         PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE3));
 616         } else {
 617                 amdgpu_ring_write(ring, reg_offset);
 618                 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
 619                         0, 0, PACKETJ_TYPE3));
 620         }
 621         amdgpu_ring_write(ring, mask);
 622 }
 623
 624 void jpeg_v2_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
 625                                 unsigned vmid, uint64_t pd_addr)
 626 {
 627         struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub];
 628         uint32_t data0, data1, mask;
 629
 630         pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
 631
 632         /* wait for register write */
 633         data0 = hub->ctx0_ptb_addr_lo32 + vmid * 2;
 634         data1 = lower_32_bits(pd_addr);
 635         mask = 0xffffffff;
 636         jpeg_v2_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
 637 }
 638
 639 void jpeg_v2_0_dec_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val)
 640 {
 641         uint32_t reg_offset = (reg << 2);
 642
 643         amdgpu_ring_write(ring, PACKETJ(mmUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
 644                 0, 0, PACKETJ_TYPE0));
 645         if (reg_offset >= 0x10000 && reg_offset <= 0x105ff) {
 646                 amdgpu_ring_write(ring, 0);
 647                 amdgpu_ring_write(ring,
 648                         PACKETJ((reg_offset >> 2), 0, 0, PACKETJ_TYPE0));
 649         } else {
 650                 amdgpu_ring_write(ring, reg_offset);
 651                 amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
 652                         0, 0, PACKETJ_TYPE0));
 653         }
 654         amdgpu_ring_write(ring, val);
 655 }
 656
 657 void jpeg_v2_0_dec_ring_nop(struct amdgpu_ring *ring, uint32_t count)
 658 {
 659         int i;
 660
 661         WARN_ON(ring->wptr % 2 || count % 2);
 662
 663         for (i = 0; i < count / 2; i++) {
 664                 amdgpu_ring_write(ring, PACKETJ(0, 0, 0, PACKETJ_TYPE6));
 665                 amdgpu_ring_write(ring, 0);
 666         }
 667 }
 668
 669 static bool jpeg_v2_0_is_idle(void *handle)
 670 {
 671         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 672
 673         return ((RREG32_SOC15(JPEG, 0, mmUVD_JRBC_STATUS) &
 674                 UVD_JRBC_STATUS__RB_JOB_DONE_MASK) ==
 675                 UVD_JRBC_STATUS__RB_JOB_DONE_MASK);
 676 }
 677
 678 static int jpeg_v2_0_wait_for_idle(void *handle)
 679 {
 680         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 681         int ret = 0;
 682
 683         SOC15_WAIT_ON_RREG(JPEG, 0, mmUVD_JRBC_STATUS, UVD_JRBC_STATUS__RB_JOB_DONE_MASK,
 684                 UVD_JRBC_STATUS__RB_JOB_DONE_MASK, ret);
 685
 686         return ret;
 687 }
 688
 689 static int jpeg_v2_0_set_clockgating_state(void *handle,
 690                                           enum amd_clockgating_state state)
 691 {
 692         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 693         bool enable = (state == AMD_CG_STATE_GATE) ? true : false;
 694
 695         if (enable) {
 696                 if (jpeg_v2_0_is_idle(handle))
 697                         return -EBUSY;
 698                 jpeg_v2_0_enable_clock_gating(adev);
 699         } else {
 700                 jpeg_v2_0_disable_clock_gating(adev);
 701         }
 702
 703         return 0;
 704 }
 705
 706 static int jpeg_v2_0_set_powergating_state(void *handle,
 707                                         enum amd_powergating_state state)
 708 {
 709         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 710         int ret;
 711
 712         if (state == adev->jpeg.cur_state)
 713                 return 0;
 714
 715         if (state == AMD_PG_STATE_GATE)
 716                 ret = jpeg_v2_0_stop(adev);
 717         else
 718                 ret = jpeg_v2_0_start(adev);
 719
 720         if (!ret)
 721                 adev->jpeg.cur_state = state;
 722
 723         return ret;
 724 }
 725
 726 static int jpeg_v2_0_set_interrupt_state(struct amdgpu_device *adev,
 727                                         struct amdgpu_irq_src *source,
 728                                         unsigned type,
 729                                         enum amdgpu_interrupt_state state)
 730 {
 731         return 0;
 732 }
 733
 734 static int jpeg_v2_0_process_interrupt(struct amdgpu_device *adev,
 735                                       struct amdgpu_irq_src *source,
 736                                       struct amdgpu_iv_entry *entry)
 737 {
 738         DRM_DEBUG("IH: JPEG TRAP\n");
 739
 740         switch (entry->src_id) {
 741         case VCN_2_0__SRCID__JPEG_DECODE:
 742                 amdgpu_fence_process(&adev->jpeg.inst->ring_dec);
 743                 break;
 744         default:
 745                 DRM_ERROR("Unhandled interrupt: %d %d\n",
 746                           entry->src_id, entry->src_data[0]);
 747                 break;
 748         }
 749
 750         return 0;
 751 }
 752
 753 static const struct amd_ip_funcs jpeg_v2_0_ip_funcs = {
 754         .name = "jpeg_v2_0",
 755         .early_init = jpeg_v2_0_early_init,
 756         .late_init = NULL,
 757         .sw_init = jpeg_v2_0_sw_init,
 758         .sw_fini = jpeg_v2_0_sw_fini,
 759         .hw_init = jpeg_v2_0_hw_init,
 760         .hw_fini = jpeg_v2_0_hw_fini,
 761         .suspend = jpeg_v2_0_suspend,
 762         .resume = jpeg_v2_0_resume,
 763         .is_idle = jpeg_v2_0_is_idle,
 764         .wait_for_idle = jpeg_v2_0_wait_for_idle,
 765         .check_soft_reset = NULL,
 766         .pre_soft_reset = NULL,
 767         .soft_reset = NULL,
 768         .post_soft_reset = NULL,
 769         .set_clockgating_state = jpeg_v2_0_set_clockgating_state,
 770         .set_powergating_state = jpeg_v2_0_set_powergating_state,
 771 };
 772
 773 static const struct amdgpu_ring_funcs jpeg_v2_0_dec_ring_vm_funcs = {
 774         .type = AMDGPU_RING_TYPE_VCN_JPEG,
 775         .align_mask = 0xf,
 776         .vmhub = AMDGPU_MMHUB_0,
 777         .get_rptr = jpeg_v2_0_dec_ring_get_rptr,
 778         .get_wptr = jpeg_v2_0_dec_ring_get_wptr,
 779         .set_wptr = jpeg_v2_0_dec_ring_set_wptr,
 780         .emit_frame_size =
 781                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
 782                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
 783                 8 + /* jpeg_v2_0_dec_ring_emit_vm_flush */
 784                 18 + 18 + /* jpeg_v2_0_dec_ring_emit_fence x2 vm fence */
 785                 8 + 16,
 786         .emit_ib_size = 22, /* jpeg_v2_0_dec_ring_emit_ib */
 787         .emit_ib = jpeg_v2_0_dec_ring_emit_ib,
 788         .emit_fence = jpeg_v2_0_dec_ring_emit_fence,
 789         .emit_vm_flush = jpeg_v2_0_dec_ring_emit_vm_flush,
 790         .test_ring = amdgpu_jpeg_dec_ring_test_ring,
 791         .test_ib = amdgpu_jpeg_dec_ring_test_ib,
 792         .insert_nop = jpeg_v2_0_dec_ring_nop,
 793         .insert_start = jpeg_v2_0_dec_ring_insert_start,
 794         .insert_end = jpeg_v2_0_dec_ring_insert_end,
 795         .pad_ib = amdgpu_ring_generic_pad_ib,
 796         .begin_use = amdgpu_jpeg_ring_begin_use,
 797         .end_use = amdgpu_jpeg_ring_end_use,
 798         .emit_wreg = jpeg_v2_0_dec_ring_emit_wreg,
 799         .emit_reg_wait = jpeg_v2_0_dec_ring_emit_reg_wait,
 800         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
 801 };
 802
 803 static void jpeg_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev)
 804 {
 805         adev->jpeg.inst->ring_dec.funcs = &jpeg_v2_0_dec_ring_vm_funcs;
 806         DRM_INFO("JPEG decode is enabled in VM mode\n");
 807 }
 808
 809 static const struct amdgpu_irq_src_funcs jpeg_v2_0_irq_funcs = {
 810         .set = jpeg_v2_0_set_interrupt_state,
 811         .process = jpeg_v2_0_process_interrupt,
 812 };
 813
 814 static void jpeg_v2_0_set_irq_funcs(struct amdgpu_device *adev)
 815 {
 816         adev->jpeg.inst->irq.num_types = 1;
 817         adev->jpeg.inst->irq.funcs = &jpeg_v2_0_irq_funcs;
 818 }
 819
 820 const struct amdgpu_ip_block_version jpeg_v2_0_ip_block =
 821 {
 822                 .type = AMD_IP_BLOCK_TYPE_JPEG,
 823                 .major = 2,
 824                 .minor = 0,
 825                 .rev = 0,
 826                 .funcs = &jpeg_v2_0_ip_funcs,
 827 };