drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c

   1 /*
   2  * Copyright 2016 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 <linux/firmware.h>
  25
  26 #include "amdgpu.h"
  27 #include "amdgpu_cs.h"
  28 #include "amdgpu_vcn.h"
  29 #include "amdgpu_pm.h"
  30 #include "soc15.h"
  31 #include "soc15d.h"
  32 #include "soc15_common.h"
  33
  34 #include "vcn/vcn_1_0_offset.h"
  35 #include "vcn/vcn_1_0_sh_mask.h"
  36 #include "mmhub/mmhub_9_1_offset.h"
  37 #include "mmhub/mmhub_9_1_sh_mask.h"
  38
  39 #include "ivsrcid/vcn/irqsrcs_vcn_1_0.h"
  40 #include "jpeg_v1_0.h"
  41 #include "vcn_v1_0.h"
  42
  43 #define mmUVD_RBC_XX_IB_REG_CHECK_1_0           0x05ab
  44 #define mmUVD_RBC_XX_IB_REG_CHECK_1_0_BASE_IDX  1
  45 #define mmUVD_REG_XX_MASK_1_0                   0x05ac
  46 #define mmUVD_REG_XX_MASK_1_0_BASE_IDX          1
  47
  48 static int vcn_v1_0_stop(struct amdgpu_device *adev);
  49 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev);
  50 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev);
  51 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev);
  52 static int vcn_v1_0_set_powergating_state(void *handle, enum amd_powergating_state state);
  53 static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev,
  54                                 int inst_idx, struct dpg_pause_state *new_state);
  55
  56 static void vcn_v1_0_idle_work_handler(struct work_struct *work);
  57 static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring);
  58
  59 /**
  60  * vcn_v1_0_early_init - set function pointers and load microcode
  61  *
  62  * @handle: amdgpu_device pointer
  63  *
  64  * Set ring and irq function pointers
  65  * Load microcode from filesystem
  66  */
  67 static int vcn_v1_0_early_init(void *handle)
  68 {
  69         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  70
  71         adev->vcn.num_enc_rings = 2;
  72
  73         vcn_v1_0_set_dec_ring_funcs(adev);
  74         vcn_v1_0_set_enc_ring_funcs(adev);
  75         vcn_v1_0_set_irq_funcs(adev);
  76
  77         jpeg_v1_0_early_init(handle);
  78
  79         return amdgpu_vcn_early_init(adev);
  80 }
  81
  82 /**
  83  * vcn_v1_0_sw_init - sw init for VCN block
  84  *
  85  * @handle: amdgpu_device pointer
  86  *
  87  * Load firmware and sw initialization
  88  */
  89 static int vcn_v1_0_sw_init(void *handle)
  90 {
  91         struct amdgpu_ring *ring;
  92         int i, r;
  93         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
  94
  95         /* VCN DEC TRAP */
  96         r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN,
  97                         VCN_1_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst->irq);
  98         if (r)
  99                 return r;
 100
 101         /* VCN ENC TRAP */
 102         for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 103                 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, i + VCN_1_0__SRCID__UVD_ENC_GENERAL_PURPOSE,
 104                                         &adev->vcn.inst->irq);
 105                 if (r)
 106                         return r;
 107         }
 108
 109         r = amdgpu_vcn_sw_init(adev);
 110         if (r)
 111                 return r;
 112
 113         /* Override the work func */
 114         adev->vcn.idle_work.work.func = vcn_v1_0_idle_work_handler;
 115
 116         amdgpu_vcn_setup_ucode(adev);
 117
 118         r = amdgpu_vcn_resume(adev);
 119         if (r)
 120                 return r;
 121
 122         ring = &adev->vcn.inst->ring_dec;
 123         ring->vm_hub = AMDGPU_MMHUB0(0);
 124         sprintf(ring->name, "vcn_dec");
 125         r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
 126                              AMDGPU_RING_PRIO_DEFAULT, NULL);
 127         if (r)
 128                 return r;
 129
 130         adev->vcn.internal.scratch9 = adev->vcn.inst->external.scratch9 =
 131                 SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9);
 132         adev->vcn.internal.data0 = adev->vcn.inst->external.data0 =
 133                 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0);
 134         adev->vcn.internal.data1 = adev->vcn.inst->external.data1 =
 135                 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1);
 136         adev->vcn.internal.cmd = adev->vcn.inst->external.cmd =
 137                 SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD);
 138         adev->vcn.internal.nop = adev->vcn.inst->external.nop =
 139                 SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP);
 140
 141         for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 142                 enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(i);
 143
 144                 ring = &adev->vcn.inst->ring_enc[i];
 145                 ring->vm_hub = AMDGPU_MMHUB0(0);
 146                 sprintf(ring->name, "vcn_enc%d", i);
 147                 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0,
 148                                      hw_prio, NULL);
 149                 if (r)
 150                         return r;
 151         }
 152
 153         adev->vcn.pause_dpg_mode = vcn_v1_0_pause_dpg_mode;
 154
 155         if (amdgpu_vcnfw_log) {
 156                 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared.cpu_addr;
 157
 158                 fw_shared->present_flag_0 = 0;
 159                 amdgpu_vcn_fwlog_init(adev->vcn.inst);
 160         }
 161
 162         r = jpeg_v1_0_sw_init(handle);
 163
 164         return r;
 165 }
 166
 167 /**
 168  * vcn_v1_0_sw_fini - sw fini for VCN block
 169  *
 170  * @handle: amdgpu_device pointer
 171  *
 172  * VCN suspend and free up sw allocation
 173  */
 174 static int vcn_v1_0_sw_fini(void *handle)
 175 {
 176         int r;
 177         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 178
 179         r = amdgpu_vcn_suspend(adev);
 180         if (r)
 181                 return r;
 182
 183         jpeg_v1_0_sw_fini(handle);
 184
 185         r = amdgpu_vcn_sw_fini(adev);
 186
 187         return r;
 188 }
 189
 190 /**
 191  * vcn_v1_0_hw_init - start and test VCN block
 192  *
 193  * @handle: amdgpu_device pointer
 194  *
 195  * Initialize the hardware, boot up the VCPU and do some testing
 196  */
 197 static int vcn_v1_0_hw_init(void *handle)
 198 {
 199         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 200         struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
 201         int i, r;
 202
 203         r = amdgpu_ring_test_helper(ring);
 204         if (r)
 205                 goto done;
 206
 207         for (i = 0; i < adev->vcn.num_enc_rings; ++i) {
 208                 ring = &adev->vcn.inst->ring_enc[i];
 209                 r = amdgpu_ring_test_helper(ring);
 210                 if (r)
 211                         goto done;
 212         }
 213
 214         ring = adev->jpeg.inst->ring_dec;
 215         r = amdgpu_ring_test_helper(ring);
 216         if (r)
 217                 goto done;
 218
 219 done:
 220         if (!r)
 221                 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n",
 222                         (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode");
 223
 224         return r;
 225 }
 226
 227 /**
 228  * vcn_v1_0_hw_fini - stop the hardware block
 229  *
 230  * @handle: amdgpu_device pointer
 231  *
 232  * Stop the VCN block, mark ring as not ready any more
 233  */
 234 static int vcn_v1_0_hw_fini(void *handle)
 235 {
 236         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 237
 238         cancel_delayed_work_sync(&adev->vcn.idle_work);
 239
 240         if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ||
 241                 (adev->vcn.cur_state != AMD_PG_STATE_GATE &&
 242                  RREG32_SOC15(VCN, 0, mmUVD_STATUS))) {
 243                 vcn_v1_0_set_powergating_state(adev, AMD_PG_STATE_GATE);
 244         }
 245
 246         return 0;
 247 }
 248
 249 /**
 250  * vcn_v1_0_suspend - suspend VCN block
 251  *
 252  * @handle: amdgpu_device pointer
 253  *
 254  * HW fini and suspend VCN block
 255  */
 256 static int vcn_v1_0_suspend(void *handle)
 257 {
 258         int r;
 259         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 260         bool idle_work_unexecuted;
 261
 262         idle_work_unexecuted = cancel_delayed_work_sync(&adev->vcn.idle_work);
 263         if (idle_work_unexecuted) {
 264                 if (adev->pm.dpm_enabled)
 265                         amdgpu_dpm_enable_uvd(adev, false);
 266         }
 267
 268         r = vcn_v1_0_hw_fini(adev);
 269         if (r)
 270                 return r;
 271
 272         r = amdgpu_vcn_suspend(adev);
 273
 274         return r;
 275 }
 276
 277 /**
 278  * vcn_v1_0_resume - resume VCN block
 279  *
 280  * @handle: amdgpu_device pointer
 281  *
 282  * Resume firmware and hw init VCN block
 283  */
 284 static int vcn_v1_0_resume(void *handle)
 285 {
 286         int r;
 287         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 288
 289         r = amdgpu_vcn_resume(adev);
 290         if (r)
 291                 return r;
 292
 293         r = vcn_v1_0_hw_init(adev);
 294
 295         return r;
 296 }
 297
 298 /**
 299  * vcn_v1_0_mc_resume_spg_mode - memory controller programming
 300  *
 301  * @adev: amdgpu_device pointer
 302  *
 303  * Let the VCN memory controller know it's offsets
 304  */
 305 static void vcn_v1_0_mc_resume_spg_mode(struct amdgpu_device *adev)
 306 {
 307         uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[0]->size + 4);
 308         uint32_t offset;
 309
 310         /* cache window 0: fw */
 311         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 312                 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 313                              (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo));
 314                 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 315                              (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi));
 316                 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0);
 317                 offset = 0;
 318         } else {
 319                 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 320                         lower_32_bits(adev->vcn.inst->gpu_addr));
 321                 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 322                         upper_32_bits(adev->vcn.inst->gpu_addr));
 323                 offset = size;
 324                 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
 325                              AMDGPU_UVD_FIRMWARE_OFFSET >> 3);
 326         }
 327
 328         WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size);
 329
 330         /* cache window 1: stack */
 331         WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 332                      lower_32_bits(adev->vcn.inst->gpu_addr + offset));
 333         WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 334                      upper_32_bits(adev->vcn.inst->gpu_addr + offset));
 335         WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0);
 336         WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE);
 337
 338         /* cache window 2: context */
 339         WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 340                      lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 341         WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 342                      upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE));
 343         WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0);
 344         WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE);
 345
 346         WREG32_SOC15(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
 347                         adev->gfx.config.gb_addr_config);
 348         WREG32_SOC15(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
 349                         adev->gfx.config.gb_addr_config);
 350         WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
 351                         adev->gfx.config.gb_addr_config);
 352         WREG32_SOC15(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
 353                         adev->gfx.config.gb_addr_config);
 354         WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
 355                         adev->gfx.config.gb_addr_config);
 356         WREG32_SOC15(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
 357                         adev->gfx.config.gb_addr_config);
 358         WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
 359                         adev->gfx.config.gb_addr_config);
 360         WREG32_SOC15(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
 361                         adev->gfx.config.gb_addr_config);
 362         WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
 363                         adev->gfx.config.gb_addr_config);
 364         WREG32_SOC15(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
 365                         adev->gfx.config.gb_addr_config);
 366         WREG32_SOC15(UVD, 0, mmUVD_JPEG_ADDR_CONFIG,
 367                         adev->gfx.config.gb_addr_config);
 368         WREG32_SOC15(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG,
 369                         adev->gfx.config.gb_addr_config);
 370 }
 371
 372 static void vcn_v1_0_mc_resume_dpg_mode(struct amdgpu_device *adev)
 373 {
 374         uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw[0]->size + 4);
 375         uint32_t offset;
 376
 377         /* cache window 0: fw */
 378         if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) {
 379                 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 380                              (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo),
 381                              0xFFFFFFFF, 0);
 382                 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 383                              (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi),
 384                              0xFFFFFFFF, 0);
 385                 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0,
 386                              0xFFFFFFFF, 0);
 387                 offset = 0;
 388         } else {
 389                 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW,
 390                         lower_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
 391                 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH,
 392                         upper_32_bits(adev->vcn.inst->gpu_addr), 0xFFFFFFFF, 0);
 393                 offset = size;
 394                 WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0,
 395                              AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0xFFFFFFFF, 0);
 396         }
 397
 398         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size, 0xFFFFFFFF, 0);
 399
 400         /* cache window 1: stack */
 401         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW,
 402                      lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
 403         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH,
 404                      upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0xFFFFFFFF, 0);
 405         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0,
 406                              0xFFFFFFFF, 0);
 407         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE,
 408                              0xFFFFFFFF, 0);
 409
 410         /* cache window 2: context */
 411         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW,
 412                      lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
 413                              0xFFFFFFFF, 0);
 414         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH,
 415                      upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE),
 416                              0xFFFFFFFF, 0);
 417         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0, 0xFFFFFFFF, 0);
 418         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE,
 419                              0xFFFFFFFF, 0);
 420
 421         /* VCN global tiling registers */
 422         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_ADDR_CONFIG,
 423                         adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 424         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DB_ADDR_CONFIG,
 425                         adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 426         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_ADDR_CONFIG,
 427                         adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 428         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_UDEC_DBW_UV_ADDR_CONFIG,
 429                 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 430         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_ADDR_CONFIG,
 431                 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 432         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_CURR_UV_ADDR_CONFIG,
 433                 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 434         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_ADDR_CONFIG,
 435                 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 436         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_RECON1_UV_ADDR_CONFIG,
 437                 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 438         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_ADDR_CONFIG,
 439                 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 440         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MIF_REF_UV_ADDR_CONFIG,
 441                 adev->gfx.config.gb_addr_config, 0xFFFFFFFF, 0);
 442 }
 443
 444 /**
 445  * vcn_v1_0_disable_clock_gating - disable VCN clock gating
 446  *
 447  * @adev: amdgpu_device pointer
 448  *
 449  * Disable clock gating for VCN block
 450  */
 451 static void vcn_v1_0_disable_clock_gating(struct amdgpu_device *adev)
 452 {
 453         uint32_t data;
 454
 455         /* JPEG disable CGC */
 456         data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
 457
 458         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 459                 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 460         else
 461                 data &= ~JPEG_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 462
 463         data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 464         data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 465         WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
 466
 467         data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
 468         data &= ~(JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
 469         WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
 470
 471         /* UVD disable CGC */
 472         data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 473         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 474                 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 475         else
 476                 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK;
 477
 478         data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 479         data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 480         WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 481
 482         data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE);
 483         data &= ~(UVD_CGC_GATE__SYS_MASK
 484                 | UVD_CGC_GATE__UDEC_MASK
 485                 | UVD_CGC_GATE__MPEG2_MASK
 486                 | UVD_CGC_GATE__REGS_MASK
 487                 | UVD_CGC_GATE__RBC_MASK
 488                 | UVD_CGC_GATE__LMI_MC_MASK
 489                 | UVD_CGC_GATE__LMI_UMC_MASK
 490                 | UVD_CGC_GATE__IDCT_MASK
 491                 | UVD_CGC_GATE__MPRD_MASK
 492                 | UVD_CGC_GATE__MPC_MASK
 493                 | UVD_CGC_GATE__LBSI_MASK
 494                 | UVD_CGC_GATE__LRBBM_MASK
 495                 | UVD_CGC_GATE__UDEC_RE_MASK
 496                 | UVD_CGC_GATE__UDEC_CM_MASK
 497                 | UVD_CGC_GATE__UDEC_IT_MASK
 498                 | UVD_CGC_GATE__UDEC_DB_MASK
 499                 | UVD_CGC_GATE__UDEC_MP_MASK
 500                 | UVD_CGC_GATE__WCB_MASK
 501                 | UVD_CGC_GATE__VCPU_MASK
 502                 | UVD_CGC_GATE__SCPU_MASK);
 503         WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data);
 504
 505         data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 506         data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 507                 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 508                 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 509                 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 510                 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 511                 | UVD_CGC_CTRL__SYS_MODE_MASK
 512                 | UVD_CGC_CTRL__UDEC_MODE_MASK
 513                 | UVD_CGC_CTRL__MPEG2_MODE_MASK
 514                 | UVD_CGC_CTRL__REGS_MODE_MASK
 515                 | UVD_CGC_CTRL__RBC_MODE_MASK
 516                 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
 517                 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 518                 | UVD_CGC_CTRL__IDCT_MODE_MASK
 519                 | UVD_CGC_CTRL__MPRD_MODE_MASK
 520                 | UVD_CGC_CTRL__MPC_MODE_MASK
 521                 | UVD_CGC_CTRL__LBSI_MODE_MASK
 522                 | UVD_CGC_CTRL__LRBBM_MODE_MASK
 523                 | UVD_CGC_CTRL__WCB_MODE_MASK
 524                 | UVD_CGC_CTRL__VCPU_MODE_MASK
 525                 | UVD_CGC_CTRL__SCPU_MODE_MASK);
 526         WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 527
 528         /* turn on */
 529         data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE);
 530         data |= (UVD_SUVD_CGC_GATE__SRE_MASK
 531                 | UVD_SUVD_CGC_GATE__SIT_MASK
 532                 | UVD_SUVD_CGC_GATE__SMP_MASK
 533                 | UVD_SUVD_CGC_GATE__SCM_MASK
 534                 | UVD_SUVD_CGC_GATE__SDB_MASK
 535                 | UVD_SUVD_CGC_GATE__SRE_H264_MASK
 536                 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK
 537                 | UVD_SUVD_CGC_GATE__SIT_H264_MASK
 538                 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK
 539                 | UVD_SUVD_CGC_GATE__SCM_H264_MASK
 540                 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK
 541                 | UVD_SUVD_CGC_GATE__SDB_H264_MASK
 542                 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK
 543                 | UVD_SUVD_CGC_GATE__SCLR_MASK
 544                 | UVD_SUVD_CGC_GATE__UVD_SC_MASK
 545                 | UVD_SUVD_CGC_GATE__ENT_MASK
 546                 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK
 547                 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK
 548                 | UVD_SUVD_CGC_GATE__SITE_MASK
 549                 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK
 550                 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK
 551                 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK
 552                 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK
 553                 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK);
 554         WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data);
 555
 556         data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
 557         data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 558                 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 559                 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 560                 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 561                 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 562                 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 563                 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 564                 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 565                 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 566                 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 567         WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
 568 }
 569
 570 /**
 571  * vcn_v1_0_enable_clock_gating - enable VCN clock gating
 572  *
 573  * @adev: amdgpu_device pointer
 574  *
 575  * Enable clock gating for VCN block
 576  */
 577 static void vcn_v1_0_enable_clock_gating(struct amdgpu_device *adev)
 578 {
 579         uint32_t data = 0;
 580
 581         /* enable JPEG CGC */
 582         data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL);
 583         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 584                 data |= 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 585         else
 586                 data |= 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 587         data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 588         data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 589         WREG32_SOC15(VCN, 0, mmJPEG_CGC_CTRL, data);
 590
 591         data = RREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE);
 592         data |= (JPEG_CGC_GATE__JPEG_MASK | JPEG_CGC_GATE__JPEG2_MASK);
 593         WREG32_SOC15(VCN, 0, mmJPEG_CGC_GATE, data);
 594
 595         /* enable UVD CGC */
 596         data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 597         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 598                 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 599         else
 600                 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 601         data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 602         data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 603         WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 604
 605         data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL);
 606         data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK
 607                 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK
 608                 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK
 609                 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK
 610                 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK
 611                 | UVD_CGC_CTRL__SYS_MODE_MASK
 612                 | UVD_CGC_CTRL__UDEC_MODE_MASK
 613                 | UVD_CGC_CTRL__MPEG2_MODE_MASK
 614                 | UVD_CGC_CTRL__REGS_MODE_MASK
 615                 | UVD_CGC_CTRL__RBC_MODE_MASK
 616                 | UVD_CGC_CTRL__LMI_MC_MODE_MASK
 617                 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK
 618                 | UVD_CGC_CTRL__IDCT_MODE_MASK
 619                 | UVD_CGC_CTRL__MPRD_MODE_MASK
 620                 | UVD_CGC_CTRL__MPC_MODE_MASK
 621                 | UVD_CGC_CTRL__LBSI_MODE_MASK
 622                 | UVD_CGC_CTRL__LRBBM_MODE_MASK
 623                 | UVD_CGC_CTRL__WCB_MODE_MASK
 624                 | UVD_CGC_CTRL__VCPU_MODE_MASK
 625                 | UVD_CGC_CTRL__SCPU_MODE_MASK);
 626         WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data);
 627
 628         data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL);
 629         data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK
 630                 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK
 631                 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK
 632                 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK
 633                 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK
 634                 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK
 635                 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK
 636                 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK
 637                 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK
 638                 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK);
 639         WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data);
 640 }
 641
 642 static void vcn_v1_0_clock_gating_dpg_mode(struct amdgpu_device *adev, uint8_t sram_sel)
 643 {
 644         uint32_t reg_data = 0;
 645
 646         /* disable JPEG CGC */
 647         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 648                 reg_data = 1 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 649         else
 650                 reg_data = 0 << JPEG_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 651         reg_data |= 1 << JPEG_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 652         reg_data |= 4 << JPEG_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 653         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
 654
 655         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmJPEG_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
 656
 657         /* enable sw clock gating control */
 658         if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG)
 659                 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 660         else
 661                 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT;
 662         reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT;
 663         reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT;
 664         reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK |
 665                  UVD_CGC_CTRL__UDEC_CM_MODE_MASK |
 666                  UVD_CGC_CTRL__UDEC_IT_MODE_MASK |
 667                  UVD_CGC_CTRL__UDEC_DB_MODE_MASK |
 668                  UVD_CGC_CTRL__UDEC_MP_MODE_MASK |
 669                  UVD_CGC_CTRL__SYS_MODE_MASK |
 670                  UVD_CGC_CTRL__UDEC_MODE_MASK |
 671                  UVD_CGC_CTRL__MPEG2_MODE_MASK |
 672                  UVD_CGC_CTRL__REGS_MODE_MASK |
 673                  UVD_CGC_CTRL__RBC_MODE_MASK |
 674                  UVD_CGC_CTRL__LMI_MC_MODE_MASK |
 675                  UVD_CGC_CTRL__LMI_UMC_MODE_MASK |
 676                  UVD_CGC_CTRL__IDCT_MODE_MASK |
 677                  UVD_CGC_CTRL__MPRD_MODE_MASK |
 678                  UVD_CGC_CTRL__MPC_MODE_MASK |
 679                  UVD_CGC_CTRL__LBSI_MODE_MASK |
 680                  UVD_CGC_CTRL__LRBBM_MODE_MASK |
 681                  UVD_CGC_CTRL__WCB_MODE_MASK |
 682                  UVD_CGC_CTRL__VCPU_MODE_MASK |
 683                  UVD_CGC_CTRL__SCPU_MODE_MASK);
 684         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_CTRL, reg_data, 0xFFFFFFFF, sram_sel);
 685
 686         /* turn off clock gating */
 687         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_CGC_GATE, 0, 0xFFFFFFFF, sram_sel);
 688
 689         /* turn on SUVD clock gating */
 690         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_GATE, 1, 0xFFFFFFFF, sram_sel);
 691
 692         /* turn on sw mode in UVD_SUVD_CGC_CTRL */
 693         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SUVD_CGC_CTRL, 0, 0xFFFFFFFF, sram_sel);
 694 }
 695
 696 static void vcn_1_0_disable_static_power_gating(struct amdgpu_device *adev)
 697 {
 698         uint32_t data = 0;
 699
 700         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 701                 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 702                         | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 703                         | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 704                         | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 705                         | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 706                         | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
 707                         | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
 708                         | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 709                         | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 710                         | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 711                         | 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
 712
 713                 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
 714                 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON, 0xFFFFFF);
 715         } else {
 716                 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 717                         | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 718                         | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 719                         | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 720                         | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 721                         | 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
 722                         | 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
 723                         | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 724                         | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 725                         | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 726                         | 1 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
 727                 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
 728                 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0,  0xFFFFFFFF);
 729         }
 730
 731         /* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS , UVDU_PWR_STATUS are 0 (power on) */
 732
 733         data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
 734         data &= ~0x103;
 735         if (adev->pg_flags & AMD_PG_SUPPORT_VCN)
 736                 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | UVD_POWER_STATUS__UVD_PG_EN_MASK;
 737
 738         WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
 739 }
 740
 741 static void vcn_1_0_enable_static_power_gating(struct amdgpu_device *adev)
 742 {
 743         uint32_t data = 0;
 744
 745         if (adev->pg_flags & AMD_PG_SUPPORT_VCN) {
 746                 /* Before power off, this indicator has to be turned on */
 747                 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS);
 748                 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK;
 749                 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF;
 750                 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data);
 751
 752
 753                 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT
 754                         | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT
 755                         | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT
 756                         | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT
 757                         | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT
 758                         | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT
 759                         | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT
 760                         | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT
 761                         | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT
 762                         | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT
 763                         | 2 << UVD_PGFSM_CONFIG__UVDW_PWR_CONFIG__SHIFT);
 764
 765                 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data);
 766
 767                 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT
 768                         | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT
 769                         | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT
 770                         | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT
 771                         | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT
 772                         | 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT
 773                         | 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT
 774                         | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT
 775                         | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT
 776                         | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT
 777                         | 2 << UVD_PGFSM_STATUS__UVDW_PWR_STATUS__SHIFT);
 778                 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFFFFF);
 779         }
 780 }
 781
 782 /**
 783  * vcn_v1_0_start_spg_mode - start VCN block
 784  *
 785  * @adev: amdgpu_device pointer
 786  *
 787  * Setup and start the VCN block
 788  */
 789 static int vcn_v1_0_start_spg_mode(struct amdgpu_device *adev)
 790 {
 791         struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
 792         uint32_t rb_bufsz, tmp;
 793         uint32_t lmi_swap_cntl;
 794         int i, j, r;
 795
 796         /* disable byte swapping */
 797         lmi_swap_cntl = 0;
 798
 799         vcn_1_0_disable_static_power_gating(adev);
 800
 801         tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY;
 802         WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
 803
 804         /* disable clock gating */
 805         vcn_v1_0_disable_clock_gating(adev);
 806
 807         /* disable interupt */
 808         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0,
 809                         ~UVD_MASTINT_EN__VCPU_EN_MASK);
 810
 811         /* initialize VCN memory controller */
 812         tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL);
 813         WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp                |
 814                 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 815                 UVD_LMI_CTRL__MASK_MC_URGENT_MASK                       |
 816                 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK            |
 817                 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK);
 818
 819 #ifdef __BIG_ENDIAN
 820         /* swap (8 in 32) RB and IB */
 821         lmi_swap_cntl = 0xa;
 822 #endif
 823         WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl);
 824
 825         tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL);
 826         tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK;
 827         tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT;
 828         WREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL, tmp);
 829
 830         WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0,
 831                 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
 832                 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
 833                 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
 834                 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)));
 835
 836         WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0,
 837                 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
 838                 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
 839                 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
 840                 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)));
 841
 842         WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX,
 843                 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
 844                 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
 845                 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)));
 846
 847         vcn_v1_0_mc_resume_spg_mode(adev);
 848
 849         WREG32_SOC15(UVD, 0, mmUVD_REG_XX_MASK_1_0, 0x10);
 850         WREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0,
 851                 RREG32_SOC15(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK_1_0) | 0x3);
 852
 853         /* enable VCPU clock */
 854         WREG32_SOC15(UVD, 0, mmUVD_VCPU_CNTL, UVD_VCPU_CNTL__CLK_EN_MASK);
 855
 856         /* boot up the VCPU */
 857         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
 858                         ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 859
 860         /* enable UMC */
 861         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0,
 862                         ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
 863
 864         tmp = RREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET);
 865         tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK;
 866         tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK;
 867         WREG32_SOC15(UVD, 0, mmUVD_SOFT_RESET, tmp);
 868
 869         for (i = 0; i < 10; ++i) {
 870                 uint32_t status;
 871
 872                 for (j = 0; j < 100; ++j) {
 873                         status = RREG32_SOC15(UVD, 0, mmUVD_STATUS);
 874                         if (status & UVD_STATUS__IDLE)
 875                                 break;
 876                         mdelay(10);
 877                 }
 878                 r = 0;
 879                 if (status & UVD_STATUS__IDLE)
 880                         break;
 881
 882                 DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n");
 883                 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
 884                                 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
 885                                 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 886                 mdelay(10);
 887                 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0,
 888                                 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
 889                 mdelay(10);
 890                 r = -1;
 891         }
 892
 893         if (r) {
 894                 DRM_ERROR("VCN decode not responding, giving up!!!\n");
 895                 return r;
 896         }
 897         /* enable master interrupt */
 898         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN),
 899                 UVD_MASTINT_EN__VCPU_EN_MASK, ~UVD_MASTINT_EN__VCPU_EN_MASK);
 900
 901         /* enable system interrupt for JRBC, TODO: move to set interrupt*/
 902         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SYS_INT_EN),
 903                 UVD_SYS_INT_EN__UVD_JRBC_EN_MASK,
 904                 ~UVD_SYS_INT_EN__UVD_JRBC_EN_MASK);
 905
 906         /* clear the busy bit of UVD_STATUS */
 907         tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) & ~UVD_STATUS__UVD_BUSY;
 908         WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp);
 909
 910         /* force RBC into idle state */
 911         rb_bufsz = order_base_2(ring->ring_size);
 912         tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
 913         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
 914         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
 915         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
 916         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
 917         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
 918
 919         /* set the write pointer delay */
 920         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
 921
 922         /* set the wb address */
 923         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
 924                         (upper_32_bits(ring->gpu_addr) >> 2));
 925
 926         /* program the RB_BASE for ring buffer */
 927         WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
 928                         lower_32_bits(ring->gpu_addr));
 929         WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
 930                         upper_32_bits(ring->gpu_addr));
 931
 932         /* Initialize the ring buffer's read and write pointers */
 933         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
 934
 935         WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
 936
 937         ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
 938         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
 939                         lower_32_bits(ring->wptr));
 940
 941         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
 942                         ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
 943
 944         ring = &adev->vcn.inst->ring_enc[0];
 945         WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
 946         WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
 947         WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
 948         WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
 949         WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
 950
 951         ring = &adev->vcn.inst->ring_enc[1];
 952         WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
 953         WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
 954         WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
 955         WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
 956         WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
 957
 958         jpeg_v1_0_start(adev, 0);
 959
 960         return 0;
 961 }
 962
 963 static int vcn_v1_0_start_dpg_mode(struct amdgpu_device *adev)
 964 {
 965         struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec;
 966         uint32_t rb_bufsz, tmp;
 967         uint32_t lmi_swap_cntl;
 968
 969         /* disable byte swapping */
 970         lmi_swap_cntl = 0;
 971
 972         vcn_1_0_enable_static_power_gating(adev);
 973
 974         /* enable dynamic power gating mode */
 975         tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
 976         tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK;
 977         tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK;
 978         WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp);
 979
 980         /* enable clock gating */
 981         vcn_v1_0_clock_gating_dpg_mode(adev, 0);
 982
 983         /* enable VCPU clock */
 984         tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT);
 985         tmp |= UVD_VCPU_CNTL__CLK_EN_MASK;
 986         tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK;
 987         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_VCPU_CNTL, tmp, 0xFFFFFFFF, 0);
 988
 989         /* disable interupt */
 990         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
 991                         0, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
 992
 993         /* initialize VCN memory controller */
 994         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
 995                 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
 996                 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
 997                 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
 998                 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
 999                 UVD_LMI_CTRL__REQ_MODE_MASK |
1000                 UVD_LMI_CTRL__CRC_RESET_MASK |
1001                 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1002                 0x00100000L, 0xFFFFFFFF, 0);
1003
1004 #ifdef __BIG_ENDIAN
1005         /* swap (8 in 32) RB and IB */
1006         lmi_swap_cntl = 0xa;
1007 #endif
1008         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl, 0xFFFFFFFF, 0);
1009
1010         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_CNTL,
1011                 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0xFFFFFFFF, 0);
1012
1013         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXA0,
1014                 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) |
1015                  (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) |
1016                  (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) |
1017                  (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0xFFFFFFFF, 0);
1018
1019         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUXB0,
1020                 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) |
1021                  (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) |
1022                  (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) |
1023                  (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0xFFFFFFFF, 0);
1024
1025         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MPC_SET_MUX,
1026                 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) |
1027                  (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) |
1028                  (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0xFFFFFFFF, 0);
1029
1030         vcn_v1_0_mc_resume_dpg_mode(adev);
1031
1032         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_REG_XX_MASK, 0x10, 0xFFFFFFFF, 0);
1033         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK, 0x3, 0xFFFFFFFF, 0);
1034
1035         /* boot up the VCPU */
1036         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SOFT_RESET, 0, 0xFFFFFFFF, 0);
1037
1038         /* enable UMC */
1039         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL2,
1040                 0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT,
1041                 0xFFFFFFFF, 0);
1042
1043         /* enable master interrupt */
1044         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_MASTINT_EN,
1045                         UVD_MASTINT_EN__VCPU_EN_MASK, UVD_MASTINT_EN__VCPU_EN_MASK, 0);
1046
1047         vcn_v1_0_clock_gating_dpg_mode(adev, 1);
1048         /* setup mmUVD_LMI_CTRL */
1049         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_LMI_CTRL,
1050                 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) |
1051                 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK |
1052                 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK |
1053                 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK |
1054                 UVD_LMI_CTRL__REQ_MODE_MASK |
1055                 UVD_LMI_CTRL__CRC_RESET_MASK |
1056                 UVD_LMI_CTRL__MASK_MC_URGENT_MASK |
1057                 0x00100000L, 0xFFFFFFFF, 1);
1058
1059         tmp = adev->gfx.config.gb_addr_config;
1060         /* setup VCN global tiling registers */
1061         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1062         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_JPEG_UV_ADDR_CONFIG, tmp, 0xFFFFFFFF, 1);
1063
1064         /* enable System Interrupt for JRBC */
1065         WREG32_SOC15_DPG_MODE_1_0(UVD, 0, mmUVD_SYS_INT_EN,
1066                                                                         UVD_SYS_INT_EN__UVD_JRBC_EN_MASK, 0xFFFFFFFF, 1);
1067
1068         /* force RBC into idle state */
1069         rb_bufsz = order_base_2(ring->ring_size);
1070         tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz);
1071         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1);
1072         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1);
1073         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1);
1074         tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1);
1075         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp);
1076
1077         /* set the write pointer delay */
1078         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0);
1079
1080         /* set the wb address */
1081         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR,
1082                                                                 (upper_32_bits(ring->gpu_addr) >> 2));
1083
1084         /* program the RB_BASE for ring buffer */
1085         WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW,
1086                                                                 lower_32_bits(ring->gpu_addr));
1087         WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH,
1088                                                                 upper_32_bits(ring->gpu_addr));
1089
1090         /* Initialize the ring buffer's read and write pointers */
1091         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0);
1092
1093         WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0);
1094
1095         ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1096         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1097                                                                 lower_32_bits(ring->wptr));
1098
1099         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_RB_CNTL), 0,
1100                         ~UVD_RBC_RB_CNTL__RB_NO_FETCH_MASK);
1101
1102         jpeg_v1_0_start(adev, 1);
1103
1104         return 0;
1105 }
1106
1107 static int vcn_v1_0_start(struct amdgpu_device *adev)
1108 {
1109         return (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) ?
1110                 vcn_v1_0_start_dpg_mode(adev) : vcn_v1_0_start_spg_mode(adev);
1111 }
1112
1113 /**
1114  * vcn_v1_0_stop_spg_mode - stop VCN block
1115  *
1116  * @adev: amdgpu_device pointer
1117  *
1118  * stop the VCN block
1119  */
1120 static int vcn_v1_0_stop_spg_mode(struct amdgpu_device *adev)
1121 {
1122         int tmp;
1123
1124         SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7);
1125
1126         tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK |
1127                 UVD_LMI_STATUS__READ_CLEAN_MASK |
1128                 UVD_LMI_STATUS__WRITE_CLEAN_MASK |
1129                 UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK;
1130         SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
1131
1132         /* stall UMC channel */
1133         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2),
1134                 UVD_LMI_CTRL2__STALL_ARB_UMC_MASK,
1135                 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK);
1136
1137         tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK |
1138                 UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK;
1139         SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_LMI_STATUS, tmp, tmp);
1140
1141         /* disable VCPU clock */
1142         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0,
1143                 ~UVD_VCPU_CNTL__CLK_EN_MASK);
1144
1145         /* reset LMI UMC/LMI */
1146         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1147                 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK,
1148                 ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK);
1149
1150         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1151                 UVD_SOFT_RESET__LMI_SOFT_RESET_MASK,
1152                 ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK);
1153
1154         /* put VCPU into reset */
1155         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET),
1156                 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK,
1157                 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK);
1158
1159         WREG32_SOC15(UVD, 0, mmUVD_STATUS, 0);
1160
1161         vcn_v1_0_enable_clock_gating(adev);
1162         vcn_1_0_enable_static_power_gating(adev);
1163         return 0;
1164 }
1165
1166 static int vcn_v1_0_stop_dpg_mode(struct amdgpu_device *adev)
1167 {
1168         uint32_t tmp;
1169
1170         /* Wait for power status to be UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF */
1171         SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1172                         UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1173                         UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1174
1175         /* wait for read ptr to be equal to write ptr */
1176         tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1177         SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF);
1178
1179         tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1180         SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF);
1181
1182         tmp = RREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR);
1183         SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_JRBC_RB_RPTR, tmp, 0xFFFFFFFF);
1184
1185         tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF;
1186         SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF);
1187
1188         SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1189                 UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1190                 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1191
1192         /* disable dynamic power gating mode */
1193         WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0,
1194                         ~UVD_POWER_STATUS__UVD_PG_MODE_MASK);
1195
1196         return 0;
1197 }
1198
1199 static int vcn_v1_0_stop(struct amdgpu_device *adev)
1200 {
1201         int r;
1202
1203         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1204                 r = vcn_v1_0_stop_dpg_mode(adev);
1205         else
1206                 r = vcn_v1_0_stop_spg_mode(adev);
1207
1208         return r;
1209 }
1210
1211 static int vcn_v1_0_pause_dpg_mode(struct amdgpu_device *adev,
1212                                 int inst_idx, struct dpg_pause_state *new_state)
1213 {
1214         int ret_code;
1215         uint32_t reg_data = 0;
1216         uint32_t reg_data2 = 0;
1217         struct amdgpu_ring *ring;
1218
1219         /* pause/unpause if state is changed */
1220         if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) {
1221                 DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
1222                         adev->vcn.inst[inst_idx].pause_state.fw_based,
1223                         adev->vcn.inst[inst_idx].pause_state.jpeg,
1224                         new_state->fw_based, new_state->jpeg);
1225
1226                 reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
1227                         (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1228
1229                 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) {
1230                         ret_code = 0;
1231
1232                         if (!(reg_data & UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK))
1233                                 ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1234                                                    UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1235                                                    UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1236
1237                         if (!ret_code) {
1238                                 /* pause DPG non-jpeg */
1239                                 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1240                                 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1241                                 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
1242                                                    UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK,
1243                                                    UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK);
1244
1245                                 /* Restore */
1246                                 ring = &adev->vcn.inst->ring_enc[0];
1247                                 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr);
1248                                 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr));
1249                                 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4);
1250                                 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr));
1251                                 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr));
1252
1253                                 ring = &adev->vcn.inst->ring_enc[1];
1254                                 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr);
1255                                 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr));
1256                                 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4);
1257                                 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr));
1258                                 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr));
1259
1260                                 ring = &adev->vcn.inst->ring_dec;
1261                                 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1262                                                    RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
1263                                 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1264                                                    UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1265                                                    UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1266                         }
1267                 } else {
1268                         /* unpause dpg non-jpeg, no need to wait */
1269                         reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK;
1270                         WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1271                 }
1272                 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based;
1273         }
1274
1275         /* pause/unpause if state is changed */
1276         if (adev->vcn.inst[inst_idx].pause_state.jpeg != new_state->jpeg) {
1277                 DRM_DEBUG("dpg pause state changed %d:%d -> %d:%d",
1278                         adev->vcn.inst[inst_idx].pause_state.fw_based,
1279                         adev->vcn.inst[inst_idx].pause_state.jpeg,
1280                         new_state->fw_based, new_state->jpeg);
1281
1282                 reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) &
1283                         (~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
1284
1285                 if (new_state->jpeg == VCN_DPG_STATE__PAUSE) {
1286                         ret_code = 0;
1287
1288                         if (!(reg_data & UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK))
1289                                 ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1290                                                    UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF,
1291                                                    UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1292
1293                         if (!ret_code) {
1294                                 /* Make sure JPRG Snoop is disabled before sending the pause */
1295                                 reg_data2 = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS);
1296                                 reg_data2 |= UVD_POWER_STATUS__JRBC_SNOOP_DIS_MASK;
1297                                 WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, reg_data2);
1298
1299                                 /* pause DPG jpeg */
1300                                 reg_data |= UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
1301                                 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1302                                 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE,
1303                                                         UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK,
1304                                                         UVD_DPG_PAUSE__JPEG_PAUSE_DPG_ACK_MASK);
1305
1306                                 /* Restore */
1307                                 ring = adev->jpeg.inst->ring_dec;
1308                                 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_VMID, 0);
1309                                 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
1310                                                         UVD_JRBC_RB_CNTL__RB_NO_FETCH_MASK |
1311                                                         UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
1312                                 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_LOW,
1313                                                         lower_32_bits(ring->gpu_addr));
1314                                 WREG32_SOC15(UVD, 0, mmUVD_LMI_JRBC_RB_64BIT_BAR_HIGH,
1315                                                         upper_32_bits(ring->gpu_addr));
1316                                 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_RPTR, ring->wptr);
1317                                 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_WPTR, ring->wptr);
1318                                 WREG32_SOC15(UVD, 0, mmUVD_JRBC_RB_CNTL,
1319                                                         UVD_JRBC_RB_CNTL__RB_RPTR_WR_EN_MASK);
1320
1321                                 ring = &adev->vcn.inst->ring_dec;
1322                                 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR,
1323                                                    RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF);
1324                                 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS,
1325                                                    UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON,
1326                                                    UVD_POWER_STATUS__UVD_POWER_STATUS_MASK);
1327                         }
1328                 } else {
1329                         /* unpause dpg jpeg, no need to wait */
1330                         reg_data &= ~UVD_DPG_PAUSE__JPEG_PAUSE_DPG_REQ_MASK;
1331                         WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data);
1332                 }
1333                 adev->vcn.inst[inst_idx].pause_state.jpeg = new_state->jpeg;
1334         }
1335
1336         return 0;
1337 }
1338
1339 static bool vcn_v1_0_is_idle(void *handle)
1340 {
1341         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1342
1343         return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE);
1344 }
1345
1346 static int vcn_v1_0_wait_for_idle(void *handle)
1347 {
1348         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1349         int ret;
1350
1351         ret = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE,
1352                 UVD_STATUS__IDLE);
1353
1354         return ret;
1355 }
1356
1357 static int vcn_v1_0_set_clockgating_state(void *handle,
1358                                           enum amd_clockgating_state state)
1359 {
1360         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1361         bool enable = (state == AMD_CG_STATE_GATE);
1362
1363         if (enable) {
1364                 /* wait for STATUS to clear */
1365                 if (!vcn_v1_0_is_idle(handle))
1366                         return -EBUSY;
1367                 vcn_v1_0_enable_clock_gating(adev);
1368         } else {
1369                 /* disable HW gating and enable Sw gating */
1370                 vcn_v1_0_disable_clock_gating(adev);
1371         }
1372         return 0;
1373 }
1374
1375 /**
1376  * vcn_v1_0_dec_ring_get_rptr - get read pointer
1377  *
1378  * @ring: amdgpu_ring pointer
1379  *
1380  * Returns the current hardware read pointer
1381  */
1382 static uint64_t vcn_v1_0_dec_ring_get_rptr(struct amdgpu_ring *ring)
1383 {
1384         struct amdgpu_device *adev = ring->adev;
1385
1386         return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR);
1387 }
1388
1389 /**
1390  * vcn_v1_0_dec_ring_get_wptr - get write pointer
1391  *
1392  * @ring: amdgpu_ring pointer
1393  *
1394  * Returns the current hardware write pointer
1395  */
1396 static uint64_t vcn_v1_0_dec_ring_get_wptr(struct amdgpu_ring *ring)
1397 {
1398         struct amdgpu_device *adev = ring->adev;
1399
1400         return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR);
1401 }
1402
1403 /**
1404  * vcn_v1_0_dec_ring_set_wptr - set write pointer
1405  *
1406  * @ring: amdgpu_ring pointer
1407  *
1408  * Commits the write pointer to the hardware
1409  */
1410 static void vcn_v1_0_dec_ring_set_wptr(struct amdgpu_ring *ring)
1411 {
1412         struct amdgpu_device *adev = ring->adev;
1413
1414         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)
1415                 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2,
1416                         lower_32_bits(ring->wptr) | 0x80000000);
1417
1418         WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr));
1419 }
1420
1421 /**
1422  * vcn_v1_0_dec_ring_insert_start - insert a start command
1423  *
1424  * @ring: amdgpu_ring pointer
1425  *
1426  * Write a start command to the ring.
1427  */
1428 static void vcn_v1_0_dec_ring_insert_start(struct amdgpu_ring *ring)
1429 {
1430         struct amdgpu_device *adev = ring->adev;
1431
1432         amdgpu_ring_write(ring,
1433                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1434         amdgpu_ring_write(ring, 0);
1435         amdgpu_ring_write(ring,
1436                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1437         amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_START << 1);
1438 }
1439
1440 /**
1441  * vcn_v1_0_dec_ring_insert_end - insert a end command
1442  *
1443  * @ring: amdgpu_ring pointer
1444  *
1445  * Write a end command to the ring.
1446  */
1447 static void vcn_v1_0_dec_ring_insert_end(struct amdgpu_ring *ring)
1448 {
1449         struct amdgpu_device *adev = ring->adev;
1450
1451         amdgpu_ring_write(ring,
1452                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1453         amdgpu_ring_write(ring, VCN_DEC_CMD_PACKET_END << 1);
1454 }
1455
1456 /**
1457  * vcn_v1_0_dec_ring_emit_fence - emit an fence & trap command
1458  *
1459  * @ring: amdgpu_ring pointer
1460  * @addr: address
1461  * @seq: sequence number
1462  * @flags: fence related flags
1463  *
1464  * Write a fence and a trap command to the ring.
1465  */
1466 static void vcn_v1_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
1467                                      unsigned flags)
1468 {
1469         struct amdgpu_device *adev = ring->adev;
1470
1471         WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1472
1473         amdgpu_ring_write(ring,
1474                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
1475         amdgpu_ring_write(ring, seq);
1476         amdgpu_ring_write(ring,
1477                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1478         amdgpu_ring_write(ring, addr & 0xffffffff);
1479         amdgpu_ring_write(ring,
1480                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1481         amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff);
1482         amdgpu_ring_write(ring,
1483                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1484         amdgpu_ring_write(ring, VCN_DEC_CMD_FENCE << 1);
1485
1486         amdgpu_ring_write(ring,
1487                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1488         amdgpu_ring_write(ring, 0);
1489         amdgpu_ring_write(ring,
1490                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1491         amdgpu_ring_write(ring, 0);
1492         amdgpu_ring_write(ring,
1493                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1494         amdgpu_ring_write(ring, VCN_DEC_CMD_TRAP << 1);
1495 }
1496
1497 /**
1498  * vcn_v1_0_dec_ring_emit_ib - execute indirect buffer
1499  *
1500  * @ring: amdgpu_ring pointer
1501  * @job: job to retrieve vmid from
1502  * @ib: indirect buffer to execute
1503  * @flags: unused
1504  *
1505  * Write ring commands to execute the indirect buffer
1506  */
1507 static void vcn_v1_0_dec_ring_emit_ib(struct amdgpu_ring *ring,
1508                                         struct amdgpu_job *job,
1509                                         struct amdgpu_ib *ib,
1510                                         uint32_t flags)
1511 {
1512         struct amdgpu_device *adev = ring->adev;
1513         unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1514
1515         amdgpu_ring_write(ring,
1516                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_VMID), 0));
1517         amdgpu_ring_write(ring, vmid);
1518
1519         amdgpu_ring_write(ring,
1520                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_LOW), 0));
1521         amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1522         amdgpu_ring_write(ring,
1523                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH), 0));
1524         amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1525         amdgpu_ring_write(ring,
1526                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_RBC_IB_SIZE), 0));
1527         amdgpu_ring_write(ring, ib->length_dw);
1528 }
1529
1530 static void vcn_v1_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring,
1531                                             uint32_t reg, uint32_t val,
1532                                             uint32_t mask)
1533 {
1534         struct amdgpu_device *adev = ring->adev;
1535
1536         amdgpu_ring_write(ring,
1537                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1538         amdgpu_ring_write(ring, reg << 2);
1539         amdgpu_ring_write(ring,
1540                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1541         amdgpu_ring_write(ring, val);
1542         amdgpu_ring_write(ring,
1543                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GP_SCRATCH8), 0));
1544         amdgpu_ring_write(ring, mask);
1545         amdgpu_ring_write(ring,
1546                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1547         amdgpu_ring_write(ring, VCN_DEC_CMD_REG_READ_COND_WAIT << 1);
1548 }
1549
1550 static void vcn_v1_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring,
1551                                             unsigned vmid, uint64_t pd_addr)
1552 {
1553         struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1554         uint32_t data0, data1, mask;
1555
1556         pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1557
1558         /* wait for register write */
1559         data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance;
1560         data1 = lower_32_bits(pd_addr);
1561         mask = 0xffffffff;
1562         vcn_v1_0_dec_ring_emit_reg_wait(ring, data0, data1, mask);
1563 }
1564
1565 static void vcn_v1_0_dec_ring_emit_wreg(struct amdgpu_ring *ring,
1566                                         uint32_t reg, uint32_t val)
1567 {
1568         struct amdgpu_device *adev = ring->adev;
1569
1570         amdgpu_ring_write(ring,
1571                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0), 0));
1572         amdgpu_ring_write(ring, reg << 2);
1573         amdgpu_ring_write(ring,
1574                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1), 0));
1575         amdgpu_ring_write(ring, val);
1576         amdgpu_ring_write(ring,
1577                 PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD), 0));
1578         amdgpu_ring_write(ring, VCN_DEC_CMD_WRITE_REG << 1);
1579 }
1580
1581 /**
1582  * vcn_v1_0_enc_ring_get_rptr - get enc read pointer
1583  *
1584  * @ring: amdgpu_ring pointer
1585  *
1586  * Returns the current hardware enc read pointer
1587  */
1588 static uint64_t vcn_v1_0_enc_ring_get_rptr(struct amdgpu_ring *ring)
1589 {
1590         struct amdgpu_device *adev = ring->adev;
1591
1592         if (ring == &adev->vcn.inst->ring_enc[0])
1593                 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR);
1594         else
1595                 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2);
1596 }
1597
1598  /**
1599  * vcn_v1_0_enc_ring_get_wptr - get enc write pointer
1600  *
1601  * @ring: amdgpu_ring pointer
1602  *
1603  * Returns the current hardware enc write pointer
1604  */
1605 static uint64_t vcn_v1_0_enc_ring_get_wptr(struct amdgpu_ring *ring)
1606 {
1607         struct amdgpu_device *adev = ring->adev;
1608
1609         if (ring == &adev->vcn.inst->ring_enc[0])
1610                 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR);
1611         else
1612                 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2);
1613 }
1614
1615  /**
1616  * vcn_v1_0_enc_ring_set_wptr - set enc write pointer
1617  *
1618  * @ring: amdgpu_ring pointer
1619  *
1620  * Commits the enc write pointer to the hardware
1621  */
1622 static void vcn_v1_0_enc_ring_set_wptr(struct amdgpu_ring *ring)
1623 {
1624         struct amdgpu_device *adev = ring->adev;
1625
1626         if (ring == &adev->vcn.inst->ring_enc[0])
1627                 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR,
1628                         lower_32_bits(ring->wptr));
1629         else
1630                 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2,
1631                         lower_32_bits(ring->wptr));
1632 }
1633
1634 /**
1635  * vcn_v1_0_enc_ring_emit_fence - emit an enc fence & trap command
1636  *
1637  * @ring: amdgpu_ring pointer
1638  * @addr: address
1639  * @seq: sequence number
1640  * @flags: fence related flags
1641  *
1642  * Write enc a fence and a trap command to the ring.
1643  */
1644 static void vcn_v1_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr,
1645                         u64 seq, unsigned flags)
1646 {
1647         WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT);
1648
1649         amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE);
1650         amdgpu_ring_write(ring, addr);
1651         amdgpu_ring_write(ring, upper_32_bits(addr));
1652         amdgpu_ring_write(ring, seq);
1653         amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP);
1654 }
1655
1656 static void vcn_v1_0_enc_ring_insert_end(struct amdgpu_ring *ring)
1657 {
1658         amdgpu_ring_write(ring, VCN_ENC_CMD_END);
1659 }
1660
1661 /**
1662  * vcn_v1_0_enc_ring_emit_ib - enc execute indirect buffer
1663  *
1664  * @ring: amdgpu_ring pointer
1665  * @job: job to retrive vmid from
1666  * @ib: indirect buffer to execute
1667  * @flags: unused
1668  *
1669  * Write enc ring commands to execute the indirect buffer
1670  */
1671 static void vcn_v1_0_enc_ring_emit_ib(struct amdgpu_ring *ring,
1672                                         struct amdgpu_job *job,
1673                                         struct amdgpu_ib *ib,
1674                                         uint32_t flags)
1675 {
1676         unsigned vmid = AMDGPU_JOB_GET_VMID(job);
1677
1678         amdgpu_ring_write(ring, VCN_ENC_CMD_IB);
1679         amdgpu_ring_write(ring, vmid);
1680         amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr));
1681         amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr));
1682         amdgpu_ring_write(ring, ib->length_dw);
1683 }
1684
1685 static void vcn_v1_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring,
1686                                             uint32_t reg, uint32_t val,
1687                                             uint32_t mask)
1688 {
1689         amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT);
1690         amdgpu_ring_write(ring, reg << 2);
1691         amdgpu_ring_write(ring, mask);
1692         amdgpu_ring_write(ring, val);
1693 }
1694
1695 static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
1696                                             unsigned int vmid, uint64_t pd_addr)
1697 {
1698         struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->vm_hub];
1699
1700         pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr);
1701
1702         /* wait for reg writes */
1703         vcn_v1_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 +
1704                                         vmid * hub->ctx_addr_distance,
1705                                         lower_32_bits(pd_addr), 0xffffffff);
1706 }
1707
1708 static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
1709                                         uint32_t reg, uint32_t val)
1710 {
1711         amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
1712         amdgpu_ring_write(ring, reg << 2);
1713         amdgpu_ring_write(ring, val);
1714 }
1715
1716 static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev,
1717                                         struct amdgpu_irq_src *source,
1718                                         unsigned type,
1719                                         enum amdgpu_interrupt_state state)
1720 {
1721         return 0;
1722 }
1723
1724 static int vcn_v1_0_process_interrupt(struct amdgpu_device *adev,
1725                                       struct amdgpu_irq_src *source,
1726                                       struct amdgpu_iv_entry *entry)
1727 {
1728         DRM_DEBUG("IH: VCN TRAP\n");
1729
1730         switch (entry->src_id) {
1731         case 124:
1732                 amdgpu_fence_process(&adev->vcn.inst->ring_dec);
1733                 break;
1734         case 119:
1735                 amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]);
1736                 break;
1737         case 120:
1738                 amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]);
1739                 break;
1740         default:
1741                 DRM_ERROR("Unhandled interrupt: %d %d\n",
1742                           entry->src_id, entry->src_data[0]);
1743                 break;
1744         }
1745
1746         return 0;
1747 }
1748
1749 static void vcn_v1_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count)
1750 {
1751         struct amdgpu_device *adev = ring->adev;
1752         int i;
1753
1754         WARN_ON(ring->wptr % 2 || count % 2);
1755
1756         for (i = 0; i < count / 2; i++) {
1757                 amdgpu_ring_write(ring, PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP), 0));
1758                 amdgpu_ring_write(ring, 0);
1759         }
1760 }
1761
1762 static int vcn_v1_0_set_powergating_state(void *handle,
1763                                           enum amd_powergating_state state)
1764 {
1765         /* This doesn't actually powergate the VCN block.
1766          * That's done in the dpm code via the SMC.  This
1767          * just re-inits the block as necessary.  The actual
1768          * gating still happens in the dpm code.  We should
1769          * revisit this when there is a cleaner line between
1770          * the smc and the hw blocks
1771          */
1772         int ret;
1773         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1774
1775         if (state == adev->vcn.cur_state)
1776                 return 0;
1777
1778         if (state == AMD_PG_STATE_GATE)
1779                 ret = vcn_v1_0_stop(adev);
1780         else
1781                 ret = vcn_v1_0_start(adev);
1782
1783         if (!ret)
1784                 adev->vcn.cur_state = state;
1785         return ret;
1786 }
1787
1788 static void vcn_v1_0_idle_work_handler(struct work_struct *work)
1789 {
1790         struct amdgpu_device *adev =
1791                 container_of(work, struct amdgpu_device, vcn.idle_work.work);
1792         unsigned int fences = 0, i;
1793
1794         for (i = 0; i < adev->vcn.num_enc_rings; ++i)
1795                 fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
1796
1797         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1798                 struct dpg_pause_state new_state;
1799
1800                 if (fences)
1801                         new_state.fw_based = VCN_DPG_STATE__PAUSE;
1802                 else
1803                         new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
1804
1805                 if (amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec))
1806                         new_state.jpeg = VCN_DPG_STATE__PAUSE;
1807                 else
1808                         new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
1809
1810                 adev->vcn.pause_dpg_mode(adev, 0, &new_state);
1811         }
1812
1813         fences += amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec);
1814         fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_dec);
1815
1816         if (fences == 0) {
1817                 amdgpu_gfx_off_ctrl(adev, true);
1818                 if (adev->pm.dpm_enabled)
1819                         amdgpu_dpm_enable_uvd(adev, false);
1820                 else
1821                         amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
1822                                AMD_PG_STATE_GATE);
1823         } else {
1824                 schedule_delayed_work(&adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
1825         }
1826 }
1827
1828 static void vcn_v1_0_ring_begin_use(struct amdgpu_ring *ring)
1829 {
1830         struct  amdgpu_device *adev = ring->adev;
1831         bool set_clocks = !cancel_delayed_work_sync(&adev->vcn.idle_work);
1832
1833         mutex_lock(&adev->vcn.vcn1_jpeg1_workaround);
1834
1835         if (amdgpu_fence_wait_empty(ring->adev->jpeg.inst->ring_dec))
1836                 DRM_ERROR("VCN dec: jpeg dec ring may not be empty\n");
1837
1838         vcn_v1_0_set_pg_for_begin_use(ring, set_clocks);
1839
1840 }
1841
1842 void vcn_v1_0_set_pg_for_begin_use(struct amdgpu_ring *ring, bool set_clocks)
1843 {
1844         struct amdgpu_device *adev = ring->adev;
1845
1846         if (set_clocks) {
1847                 amdgpu_gfx_off_ctrl(adev, false);
1848                 if (adev->pm.dpm_enabled)
1849                         amdgpu_dpm_enable_uvd(adev, true);
1850                 else
1851                         amdgpu_device_ip_set_powergating_state(adev, AMD_IP_BLOCK_TYPE_VCN,
1852                                AMD_PG_STATE_UNGATE);
1853         }
1854
1855         if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) {
1856                 struct dpg_pause_state new_state;
1857                 unsigned int fences = 0, i;
1858
1859                 for (i = 0; i < adev->vcn.num_enc_rings; ++i)
1860                         fences += amdgpu_fence_count_emitted(&adev->vcn.inst->ring_enc[i]);
1861
1862                 if (fences)
1863                         new_state.fw_based = VCN_DPG_STATE__PAUSE;
1864                 else
1865                         new_state.fw_based = VCN_DPG_STATE__UNPAUSE;
1866
1867                 if (amdgpu_fence_count_emitted(adev->jpeg.inst->ring_dec))
1868                         new_state.jpeg = VCN_DPG_STATE__PAUSE;
1869                 else
1870                         new_state.jpeg = VCN_DPG_STATE__UNPAUSE;
1871
1872                 if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_ENC)
1873                         new_state.fw_based = VCN_DPG_STATE__PAUSE;
1874                 else if (ring->funcs->type == AMDGPU_RING_TYPE_VCN_JPEG)
1875                         new_state.jpeg = VCN_DPG_STATE__PAUSE;
1876
1877                 adev->vcn.pause_dpg_mode(adev, 0, &new_state);
1878         }
1879 }
1880
1881 void vcn_v1_0_ring_end_use(struct amdgpu_ring *ring)
1882 {
1883         schedule_delayed_work(&ring->adev->vcn.idle_work, VCN_IDLE_TIMEOUT);
1884         mutex_unlock(&ring->adev->vcn.vcn1_jpeg1_workaround);
1885 }
1886
1887 static const struct amd_ip_funcs vcn_v1_0_ip_funcs = {
1888         .name = "vcn_v1_0",
1889         .early_init = vcn_v1_0_early_init,
1890         .late_init = NULL,
1891         .sw_init = vcn_v1_0_sw_init,
1892         .sw_fini = vcn_v1_0_sw_fini,
1893         .hw_init = vcn_v1_0_hw_init,
1894         .hw_fini = vcn_v1_0_hw_fini,
1895         .suspend = vcn_v1_0_suspend,
1896         .resume = vcn_v1_0_resume,
1897         .is_idle = vcn_v1_0_is_idle,
1898         .wait_for_idle = vcn_v1_0_wait_for_idle,
1899         .check_soft_reset = NULL /* vcn_v1_0_check_soft_reset */,
1900         .pre_soft_reset = NULL /* vcn_v1_0_pre_soft_reset */,
1901         .soft_reset = NULL /* vcn_v1_0_soft_reset */,
1902         .post_soft_reset = NULL /* vcn_v1_0_post_soft_reset */,
1903         .set_clockgating_state = vcn_v1_0_set_clockgating_state,
1904         .set_powergating_state = vcn_v1_0_set_powergating_state,
1905 };
1906
1907 /*
1908  * It is a hardware issue that VCN can't handle a GTT TMZ buffer on
1909  * CHIP_RAVEN series ASIC. Move such a GTT TMZ buffer to VRAM domain
1910  * before command submission as a workaround.
1911  */
1912 static int vcn_v1_0_validate_bo(struct amdgpu_cs_parser *parser,
1913                                 struct amdgpu_job *job,
1914                                 uint64_t addr)
1915 {
1916         struct ttm_operation_ctx ctx = { false, false };
1917         struct amdgpu_fpriv *fpriv = parser->filp->driver_priv;
1918         struct amdgpu_vm *vm = &fpriv->vm;
1919         struct amdgpu_bo_va_mapping *mapping;
1920         struct amdgpu_bo *bo;
1921         int r;
1922
1923         addr &= AMDGPU_GMC_HOLE_MASK;
1924         if (addr & 0x7) {
1925                 DRM_ERROR("VCN messages must be 8 byte aligned!\n");
1926                 return -EINVAL;
1927         }
1928
1929         mapping = amdgpu_vm_bo_lookup_mapping(vm, addr/AMDGPU_GPU_PAGE_SIZE);
1930         if (!mapping || !mapping->bo_va || !mapping->bo_va->base.bo)
1931                 return -EINVAL;
1932
1933         bo = mapping->bo_va->base.bo;
1934         if (!(bo->flags & AMDGPU_GEM_CREATE_ENCRYPTED))
1935                 return 0;
1936
1937         amdgpu_bo_placement_from_domain(bo, AMDGPU_GEM_DOMAIN_VRAM);
1938         r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx);
1939         if (r) {
1940                 DRM_ERROR("Failed to validate the VCN message BO (%d)!\n", r);
1941                 return r;
1942         }
1943
1944         return r;
1945 }
1946
1947 static int vcn_v1_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
1948                                            struct amdgpu_job *job,
1949                                            struct amdgpu_ib *ib)
1950 {
1951         uint32_t msg_lo = 0, msg_hi = 0;
1952         int i, r;
1953
1954         if (!(ib->flags & AMDGPU_IB_FLAGS_SECURE))
1955                 return 0;
1956
1957         for (i = 0; i < ib->length_dw; i += 2) {
1958                 uint32_t reg = amdgpu_ib_get_value(ib, i);
1959                 uint32_t val = amdgpu_ib_get_value(ib, i + 1);
1960
1961                 if (reg == PACKET0(p->adev->vcn.internal.data0, 0)) {
1962                         msg_lo = val;
1963                 } else if (reg == PACKET0(p->adev->vcn.internal.data1, 0)) {
1964                         msg_hi = val;
1965                 } else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0)) {
1966                         r = vcn_v1_0_validate_bo(p, job,
1967                                                  ((u64)msg_hi) << 32 | msg_lo);
1968                         if (r)
1969                                 return r;
1970                 }
1971         }
1972
1973         return 0;
1974 }
1975
1976 static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
1977         .type = AMDGPU_RING_TYPE_VCN_DEC,
1978         .align_mask = 0xf,
1979         .support_64bit_ptrs = false,
1980         .no_user_fence = true,
1981         .secure_submission_supported = true,
1982         .get_rptr = vcn_v1_0_dec_ring_get_rptr,
1983         .get_wptr = vcn_v1_0_dec_ring_get_wptr,
1984         .set_wptr = vcn_v1_0_dec_ring_set_wptr,
1985         .patch_cs_in_place = vcn_v1_0_ring_patch_cs_in_place,
1986         .emit_frame_size =
1987                 6 + 6 + /* hdp invalidate / flush */
1988                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 +
1989                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 +
1990                 8 + /* vcn_v1_0_dec_ring_emit_vm_flush */
1991                 14 + 14 + /* vcn_v1_0_dec_ring_emit_fence x2 vm fence */
1992                 6,
1993         .emit_ib_size = 8, /* vcn_v1_0_dec_ring_emit_ib */
1994         .emit_ib = vcn_v1_0_dec_ring_emit_ib,
1995         .emit_fence = vcn_v1_0_dec_ring_emit_fence,
1996         .emit_vm_flush = vcn_v1_0_dec_ring_emit_vm_flush,
1997         .test_ring = amdgpu_vcn_dec_ring_test_ring,
1998         .test_ib = amdgpu_vcn_dec_ring_test_ib,
1999         .insert_nop = vcn_v1_0_dec_ring_insert_nop,
2000         .insert_start = vcn_v1_0_dec_ring_insert_start,
2001         .insert_end = vcn_v1_0_dec_ring_insert_end,
2002         .pad_ib = amdgpu_ring_generic_pad_ib,
2003         .begin_use = vcn_v1_0_ring_begin_use,
2004         .end_use = vcn_v1_0_ring_end_use,
2005         .emit_wreg = vcn_v1_0_dec_ring_emit_wreg,
2006         .emit_reg_wait = vcn_v1_0_dec_ring_emit_reg_wait,
2007         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2008 };
2009
2010 static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = {
2011         .type = AMDGPU_RING_TYPE_VCN_ENC,
2012         .align_mask = 0x3f,
2013         .nop = VCN_ENC_CMD_NO_OP,
2014         .support_64bit_ptrs = false,
2015         .no_user_fence = true,
2016         .get_rptr = vcn_v1_0_enc_ring_get_rptr,
2017         .get_wptr = vcn_v1_0_enc_ring_get_wptr,
2018         .set_wptr = vcn_v1_0_enc_ring_set_wptr,
2019         .emit_frame_size =
2020                 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 +
2021                 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 +
2022                 4 + /* vcn_v1_0_enc_ring_emit_vm_flush */
2023                 5 + 5 + /* vcn_v1_0_enc_ring_emit_fence x2 vm fence */
2024                 1, /* vcn_v1_0_enc_ring_insert_end */
2025         .emit_ib_size = 5, /* vcn_v1_0_enc_ring_emit_ib */
2026         .emit_ib = vcn_v1_0_enc_ring_emit_ib,
2027         .emit_fence = vcn_v1_0_enc_ring_emit_fence,
2028         .emit_vm_flush = vcn_v1_0_enc_ring_emit_vm_flush,
2029         .test_ring = amdgpu_vcn_enc_ring_test_ring,
2030         .test_ib = amdgpu_vcn_enc_ring_test_ib,
2031         .insert_nop = amdgpu_ring_insert_nop,
2032         .insert_end = vcn_v1_0_enc_ring_insert_end,
2033         .pad_ib = amdgpu_ring_generic_pad_ib,
2034         .begin_use = vcn_v1_0_ring_begin_use,
2035         .end_use = vcn_v1_0_ring_end_use,
2036         .emit_wreg = vcn_v1_0_enc_ring_emit_wreg,
2037         .emit_reg_wait = vcn_v1_0_enc_ring_emit_reg_wait,
2038         .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
2039 };
2040
2041 static void vcn_v1_0_set_dec_ring_funcs(struct amdgpu_device *adev)
2042 {
2043         adev->vcn.inst->ring_dec.funcs = &vcn_v1_0_dec_ring_vm_funcs;
2044         DRM_INFO("VCN decode is enabled in VM mode\n");
2045 }
2046
2047 static void vcn_v1_0_set_enc_ring_funcs(struct amdgpu_device *adev)
2048 {
2049         int i;
2050
2051         for (i = 0; i < adev->vcn.num_enc_rings; ++i)
2052                 adev->vcn.inst->ring_enc[i].funcs = &vcn_v1_0_enc_ring_vm_funcs;
2053
2054         DRM_INFO("VCN encode is enabled in VM mode\n");
2055 }
2056
2057 static const struct amdgpu_irq_src_funcs vcn_v1_0_irq_funcs = {
2058         .set = vcn_v1_0_set_interrupt_state,
2059         .process = vcn_v1_0_process_interrupt,
2060 };
2061
2062 static void vcn_v1_0_set_irq_funcs(struct amdgpu_device *adev)
2063 {
2064         adev->vcn.inst->irq.num_types = adev->vcn.num_enc_rings + 2;
2065         adev->vcn.inst->irq.funcs = &vcn_v1_0_irq_funcs;
2066 }
2067
2068 const struct amdgpu_ip_block_version vcn_v1_0_ip_block = {
2069                 .type = AMD_IP_BLOCK_TYPE_VCN,
2070                 .major = 1,
2071                 .minor = 0,
2072                 .rev = 0,
2073                 .funcs = &vcn_v1_0_ip_funcs,
2074 };