1 /* 2 * Copyright 2019 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 24 #include <linux/firmware.h> 25 #include "amdgpu.h" 26 #include "amdgpu_vcn.h" 27 #include "amdgpu_pm.h" 28 #include "amdgpu_cs.h" 29 #include "soc15.h" 30 #include "soc15d.h" 31 #include "vcn_v2_0.h" 32 #include "mmsch_v3_0.h" 33 #include "vcn_sw_ring.h" 34 35 #include "vcn/vcn_3_0_0_offset.h" 36 #include "vcn/vcn_3_0_0_sh_mask.h" 37 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h" 38 39 #include <drm/drm_drv.h> 40 41 #define VCN_VID_SOC_ADDRESS_2_0 0x1fa00 42 #define VCN1_VID_SOC_ADDRESS_3_0 0x48200 43 #define VCN1_AON_SOC_ADDRESS_3_0 0x48000 44 45 #define mmUVD_CONTEXT_ID_INTERNAL_OFFSET 0x27 46 #define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET 0x0f 47 #define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET 0x10 48 #define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET 0x11 49 #define mmUVD_NO_OP_INTERNAL_OFFSET 0x29 50 #define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET 0x66 51 #define mmUVD_SCRATCH9_INTERNAL_OFFSET 0xc01d 52 53 #define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET 0x431 54 #define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET 0x3b4 55 #define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET 0x3b5 56 #define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET 0x25c 57 58 #define VCN_INSTANCES_SIENNA_CICHLID 2 59 #define DEC_SW_RING_ENABLED FALSE 60 61 #define RDECODE_MSG_CREATE 0x00000000 62 #define RDECODE_MESSAGE_CREATE 0x00000001 63 64 static const struct amdgpu_hwip_reg_entry vcn_reg_list_3_0[] = { 65 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_POWER_STATUS), 66 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_STATUS), 67 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID), 68 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_CONTEXT_ID2), 69 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA0), 70 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_DATA1), 71 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_GPCOM_VCPU_CMD), 72 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI), 73 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO), 74 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI2), 75 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO2), 76 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI3), 77 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO3), 78 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_HI4), 79 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_BASE_LO4), 80 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR), 81 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR), 82 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR2), 83 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR2), 84 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR3), 85 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR3), 86 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_RPTR4), 87 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_WPTR4), 88 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE), 89 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE2), 90 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE3), 91 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_RB_SIZE4), 92 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_CONFIG), 93 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_PGFSM_STATUS), 94 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_CTL), 95 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_DATA), 96 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_LMA_MASK), 97 SOC15_REG_ENTRY_STR(VCN, 0, mmUVD_DPG_PAUSE) 98 }; 99 100 static int amdgpu_ih_clientid_vcns[] = { 101 SOC15_IH_CLIENTID_VCN, 102 SOC15_IH_CLIENTID_VCN1 103 }; 104 105 static int vcn_v3_0_start_sriov(struct amdgpu_device *adev); 106 static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev); 107 static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev); 108 static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev); 109 static int vcn_v3_0_set_pg_state(struct amdgpu_vcn_inst *vinst, 110 enum amd_powergating_state state); 111 static int vcn_v3_0_pause_dpg_mode(struct amdgpu_vcn_inst *vinst, 112 struct dpg_pause_state *new_state); 113 static int vcn_v3_0_reset(struct amdgpu_vcn_inst *vinst); 114 115 static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring); 116 static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring); 117 118 /** 119 * vcn_v3_0_early_init - set function pointers and load microcode 120 * 121 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 122 * 123 * Set ring and irq function pointers 124 * Load microcode from filesystem 125 */ 126 static int vcn_v3_0_early_init(struct amdgpu_ip_block *ip_block) 127 { 128 struct amdgpu_device *adev = ip_block->adev; 129 int i, r; 130 131 if (amdgpu_sriov_vf(adev)) { 132 adev->vcn.num_vcn_inst = VCN_INSTANCES_SIENNA_CICHLID; 133 adev->vcn.harvest_config = 0; 134 for (i = 0; i < adev->vcn.num_vcn_inst; i++) 135 adev->vcn.inst[i].num_enc_rings = 1; 136 137 } else { 138 if (adev->vcn.harvest_config == (AMDGPU_VCN_HARVEST_VCN0 | 139 AMDGPU_VCN_HARVEST_VCN1)) 140 /* both instances are harvested, disable the block */ 141 return -ENOENT; 142 143 for (i = 0; i < adev->vcn.num_vcn_inst; i++) { 144 if (amdgpu_ip_version(adev, UVD_HWIP, 0) == 145 IP_VERSION(3, 0, 33)) 146 adev->vcn.inst[i].num_enc_rings = 0; 147 else 148 adev->vcn.inst[i].num_enc_rings = 2; 149 } 150 } 151 152 vcn_v3_0_set_dec_ring_funcs(adev); 153 vcn_v3_0_set_enc_ring_funcs(adev); 154 vcn_v3_0_set_irq_funcs(adev); 155 156 for (i = 0; i < adev->vcn.num_vcn_inst; i++) { 157 adev->vcn.inst[i].set_pg_state = vcn_v3_0_set_pg_state; 158 159 r = amdgpu_vcn_early_init(adev, i); 160 if (r) 161 return r; 162 } 163 return 0; 164 } 165 166 /** 167 * vcn_v3_0_sw_init - sw init for VCN block 168 * 169 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 170 * 171 * Load firmware and sw initialization 172 */ 173 static int vcn_v3_0_sw_init(struct amdgpu_ip_block *ip_block) 174 { 175 struct amdgpu_ring *ring; 176 int i, j, r; 177 int vcn_doorbell_index = 0; 178 uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0); 179 uint32_t *ptr; 180 struct amdgpu_device *adev = ip_block->adev; 181 182 /* 183 * Note: doorbell assignment is fixed for SRIOV multiple VCN engines 184 * Formula: 185 * vcn_db_base = adev->doorbell_index.vcn.vcn_ring0_1 << 1; 186 * dec_ring_i = vcn_db_base + i * (adev->vcn.num_enc_rings + 1) 187 * enc_ring_i,j = vcn_db_base + i * (adev->vcn.num_enc_rings + 1) + 1 + j 188 */ 189 if (amdgpu_sriov_vf(adev)) { 190 vcn_doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1; 191 /* get DWORD offset */ 192 vcn_doorbell_index = vcn_doorbell_index << 1; 193 } 194 195 for (i = 0; i < adev->vcn.num_vcn_inst; i++) { 196 volatile struct amdgpu_fw_shared *fw_shared; 197 198 if (adev->vcn.harvest_config & (1 << i)) 199 continue; 200 201 r = amdgpu_vcn_sw_init(adev, i); 202 if (r) 203 return r; 204 205 amdgpu_vcn_setup_ucode(adev, i); 206 207 r = amdgpu_vcn_resume(adev, i); 208 if (r) 209 return r; 210 211 adev->vcn.inst[i].internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET; 212 adev->vcn.inst[i].internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET; 213 adev->vcn.inst[i].internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET; 214 adev->vcn.inst[i].internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET; 215 adev->vcn.inst[i].internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET; 216 adev->vcn.inst[i].internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET; 217 218 adev->vcn.inst[i].internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET; 219 adev->vcn.inst[i].external.scratch9 = SOC15_REG_OFFSET(VCN, i, mmUVD_SCRATCH9); 220 adev->vcn.inst[i].internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET; 221 adev->vcn.inst[i].external.data0 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA0); 222 adev->vcn.inst[i].internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET; 223 adev->vcn.inst[i].external.data1 = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_DATA1); 224 adev->vcn.inst[i].internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET; 225 adev->vcn.inst[i].external.cmd = SOC15_REG_OFFSET(VCN, i, mmUVD_GPCOM_VCPU_CMD); 226 adev->vcn.inst[i].internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET; 227 adev->vcn.inst[i].external.nop = SOC15_REG_OFFSET(VCN, i, mmUVD_NO_OP); 228 229 /* VCN DEC TRAP */ 230 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i], 231 VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, &adev->vcn.inst[i].irq); 232 if (r) 233 return r; 234 235 atomic_set(&adev->vcn.inst[i].sched_score, 0); 236 237 ring = &adev->vcn.inst[i].ring_dec; 238 ring->use_doorbell = true; 239 if (amdgpu_sriov_vf(adev)) { 240 ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.inst[i].num_enc_rings + 1); 241 } else { 242 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 8 * i; 243 } 244 ring->vm_hub = AMDGPU_MMHUB0(0); 245 sprintf(ring->name, "vcn_dec_%d", i); 246 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0, 247 AMDGPU_RING_PRIO_DEFAULT, 248 &adev->vcn.inst[i].sched_score); 249 if (r) 250 return r; 251 252 for (j = 0; j < adev->vcn.inst[i].num_enc_rings; ++j) { 253 enum amdgpu_ring_priority_level hw_prio = amdgpu_vcn_get_enc_ring_prio(j); 254 255 /* VCN ENC TRAP */ 256 r = amdgpu_irq_add_id(adev, amdgpu_ih_clientid_vcns[i], 257 j + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, &adev->vcn.inst[i].irq); 258 if (r) 259 return r; 260 261 ring = &adev->vcn.inst[i].ring_enc[j]; 262 ring->use_doorbell = true; 263 if (amdgpu_sriov_vf(adev)) { 264 ring->doorbell_index = vcn_doorbell_index + i * (adev->vcn.inst[i].num_enc_rings + 1) + 1 + j; 265 } else { 266 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + j + 8 * i; 267 } 268 ring->vm_hub = AMDGPU_MMHUB0(0); 269 sprintf(ring->name, "vcn_enc_%d.%d", i, j); 270 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst[i].irq, 0, 271 hw_prio, &adev->vcn.inst[i].sched_score); 272 if (r) 273 return r; 274 } 275 276 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr; 277 fw_shared->present_flag_0 |= cpu_to_le32(AMDGPU_VCN_SW_RING_FLAG) | 278 cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG) | 279 cpu_to_le32(AMDGPU_VCN_FW_SHARED_FLAG_0_RB); 280 fw_shared->sw_ring.is_enabled = cpu_to_le32(DEC_SW_RING_ENABLED); 281 fw_shared->present_flag_0 |= AMDGPU_VCN_SMU_VERSION_INFO_FLAG; 282 if (amdgpu_ip_version(adev, UVD_HWIP, 0) == IP_VERSION(3, 1, 2)) 283 fw_shared->smu_interface_info.smu_interface_type = 2; 284 else if (amdgpu_ip_version(adev, UVD_HWIP, 0) == 285 IP_VERSION(3, 1, 1)) 286 fw_shared->smu_interface_info.smu_interface_type = 1; 287 288 if (amdgpu_vcnfw_log) 289 amdgpu_vcn_fwlog_init(&adev->vcn.inst[i]); 290 291 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 292 adev->vcn.inst[i].pause_dpg_mode = vcn_v3_0_pause_dpg_mode; 293 adev->vcn.inst[i].reset = vcn_v3_0_reset; 294 } 295 296 adev->vcn.supported_reset = 297 amdgpu_get_soft_full_reset_mask(&adev->vcn.inst[0].ring_enc[0]); 298 if (!amdgpu_sriov_vf(adev)) 299 adev->vcn.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE; 300 301 if (amdgpu_sriov_vf(adev)) { 302 r = amdgpu_virt_alloc_mm_table(adev); 303 if (r) 304 return r; 305 } 306 307 /* Allocate memory for VCN IP Dump buffer */ 308 ptr = kcalloc(adev->vcn.num_vcn_inst * reg_count, sizeof(uint32_t), GFP_KERNEL); 309 if (ptr == NULL) { 310 DRM_ERROR("Failed to allocate memory for VCN IP Dump\n"); 311 adev->vcn.ip_dump = NULL; 312 } else { 313 adev->vcn.ip_dump = ptr; 314 } 315 316 r = amdgpu_vcn_sysfs_reset_mask_init(adev); 317 if (r) 318 return r; 319 320 return 0; 321 } 322 323 /** 324 * vcn_v3_0_sw_fini - sw fini for VCN block 325 * 326 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 327 * 328 * VCN suspend and free up sw allocation 329 */ 330 static int vcn_v3_0_sw_fini(struct amdgpu_ip_block *ip_block) 331 { 332 struct amdgpu_device *adev = ip_block->adev; 333 int i, r, idx; 334 335 if (drm_dev_enter(adev_to_drm(adev), &idx)) { 336 for (i = 0; i < adev->vcn.num_vcn_inst; i++) { 337 volatile struct amdgpu_fw_shared *fw_shared; 338 339 if (adev->vcn.harvest_config & (1 << i)) 340 continue; 341 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr; 342 fw_shared->present_flag_0 = 0; 343 fw_shared->sw_ring.is_enabled = false; 344 } 345 346 drm_dev_exit(idx); 347 } 348 349 if (amdgpu_sriov_vf(adev)) 350 amdgpu_virt_free_mm_table(adev); 351 352 amdgpu_vcn_sysfs_reset_mask_fini(adev); 353 354 for (i = 0; i < adev->vcn.num_vcn_inst; i++) { 355 r = amdgpu_vcn_suspend(adev, i); 356 if (r) 357 return r; 358 359 r = amdgpu_vcn_sw_fini(adev, i); 360 if (r) 361 return r; 362 } 363 364 kfree(adev->vcn.ip_dump); 365 return 0; 366 } 367 368 /** 369 * vcn_v3_0_hw_init - start and test VCN block 370 * 371 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 372 * 373 * Initialize the hardware, boot up the VCPU and do some testing 374 */ 375 static int vcn_v3_0_hw_init(struct amdgpu_ip_block *ip_block) 376 { 377 struct amdgpu_device *adev = ip_block->adev; 378 struct amdgpu_ring *ring; 379 int i, j, r; 380 381 if (amdgpu_sriov_vf(adev)) { 382 r = vcn_v3_0_start_sriov(adev); 383 if (r) 384 return r; 385 386 /* initialize VCN dec and enc ring buffers */ 387 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { 388 if (adev->vcn.harvest_config & (1 << i)) 389 continue; 390 391 ring = &adev->vcn.inst[i].ring_dec; 392 if (amdgpu_vcn_is_disabled_vcn(adev, VCN_DECODE_RING, i)) { 393 ring->sched.ready = false; 394 ring->no_scheduler = true; 395 dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name); 396 } else { 397 ring->wptr = 0; 398 ring->wptr_old = 0; 399 vcn_v3_0_dec_ring_set_wptr(ring); 400 ring->sched.ready = true; 401 } 402 403 for (j = 0; j < adev->vcn.inst[i].num_enc_rings; ++j) { 404 ring = &adev->vcn.inst[i].ring_enc[j]; 405 if (amdgpu_vcn_is_disabled_vcn(adev, VCN_ENCODE_RING, i)) { 406 ring->sched.ready = false; 407 ring->no_scheduler = true; 408 dev_info(adev->dev, "ring %s is disabled by hypervisor\n", ring->name); 409 } else { 410 ring->wptr = 0; 411 ring->wptr_old = 0; 412 vcn_v3_0_enc_ring_set_wptr(ring); 413 ring->sched.ready = true; 414 } 415 } 416 } 417 } else { 418 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { 419 if (adev->vcn.harvest_config & (1 << i)) 420 continue; 421 422 ring = &adev->vcn.inst[i].ring_dec; 423 424 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell, 425 ring->doorbell_index, i); 426 427 r = amdgpu_ring_test_helper(ring); 428 if (r) 429 return r; 430 431 for (j = 0; j < adev->vcn.inst[i].num_enc_rings; ++j) { 432 ring = &adev->vcn.inst[i].ring_enc[j]; 433 r = amdgpu_ring_test_helper(ring); 434 if (r) 435 return r; 436 } 437 } 438 } 439 440 return 0; 441 } 442 443 /** 444 * vcn_v3_0_hw_fini - stop the hardware block 445 * 446 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 447 * 448 * Stop the VCN block, mark ring as not ready any more 449 */ 450 static int vcn_v3_0_hw_fini(struct amdgpu_ip_block *ip_block) 451 { 452 struct amdgpu_device *adev = ip_block->adev; 453 int i; 454 455 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { 456 struct amdgpu_vcn_inst *vinst = &adev->vcn.inst[i]; 457 458 if (adev->vcn.harvest_config & (1 << i)) 459 continue; 460 461 cancel_delayed_work_sync(&vinst->idle_work); 462 463 if (!amdgpu_sriov_vf(adev)) { 464 if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) || 465 (vinst->cur_state != AMD_PG_STATE_GATE && 466 RREG32_SOC15(VCN, i, mmUVD_STATUS))) { 467 vinst->set_pg_state(vinst, AMD_PG_STATE_GATE); 468 } 469 } 470 } 471 472 return 0; 473 } 474 475 /** 476 * vcn_v3_0_suspend - suspend VCN block 477 * 478 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 479 * 480 * HW fini and suspend VCN block 481 */ 482 static int vcn_v3_0_suspend(struct amdgpu_ip_block *ip_block) 483 { 484 struct amdgpu_device *adev = ip_block->adev; 485 int r, i; 486 487 r = vcn_v3_0_hw_fini(ip_block); 488 if (r) 489 return r; 490 491 for (i = 0; i < adev->vcn.num_vcn_inst; i++) { 492 r = amdgpu_vcn_suspend(ip_block->adev, i); 493 if (r) 494 return r; 495 } 496 497 return 0; 498 } 499 500 /** 501 * vcn_v3_0_resume - resume VCN block 502 * 503 * @ip_block: Pointer to the amdgpu_ip_block for this hw instance. 504 * 505 * Resume firmware and hw init VCN block 506 */ 507 static int vcn_v3_0_resume(struct amdgpu_ip_block *ip_block) 508 { 509 struct amdgpu_device *adev = ip_block->adev; 510 int r, i; 511 512 for (i = 0; i < adev->vcn.num_vcn_inst; i++) { 513 r = amdgpu_vcn_resume(ip_block->adev, i); 514 if (r) 515 return r; 516 } 517 518 r = vcn_v3_0_hw_init(ip_block); 519 520 return r; 521 } 522 523 /** 524 * vcn_v3_0_mc_resume - memory controller programming 525 * 526 * @vinst: VCN instance 527 * 528 * Let the VCN memory controller know it's offsets 529 */ 530 static void vcn_v3_0_mc_resume(struct amdgpu_vcn_inst *vinst) 531 { 532 struct amdgpu_device *adev = vinst->adev; 533 int inst = vinst->inst; 534 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.inst[inst].fw->size + 4); 535 uint32_t offset; 536 537 /* cache window 0: fw */ 538 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 539 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 540 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_lo)); 541 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 542 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst].tmr_mc_addr_hi)); 543 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 0); 544 offset = 0; 545 } else { 546 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 547 lower_32_bits(adev->vcn.inst[inst].gpu_addr)); 548 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 549 upper_32_bits(adev->vcn.inst[inst].gpu_addr)); 550 offset = size; 551 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET0, 552 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 553 } 554 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE0, size); 555 556 /* cache window 1: stack */ 557 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 558 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset)); 559 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 560 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset)); 561 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET1, 0); 562 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE); 563 564 /* cache window 2: context */ 565 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 566 lower_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 567 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 568 upper_32_bits(adev->vcn.inst[inst].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 569 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_OFFSET2, 0); 570 WREG32_SOC15(VCN, inst, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE); 571 572 /* non-cache window */ 573 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW, 574 lower_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr)); 575 WREG32_SOC15(VCN, inst, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH, 576 upper_32_bits(adev->vcn.inst[inst].fw_shared.gpu_addr)); 577 WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_OFFSET0, 0); 578 WREG32_SOC15(VCN, inst, mmUVD_VCPU_NONCACHE_SIZE0, 579 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared))); 580 } 581 582 static void vcn_v3_0_mc_resume_dpg_mode(struct amdgpu_vcn_inst *vinst, 583 bool indirect) 584 { 585 struct amdgpu_device *adev = vinst->adev; 586 int inst_idx = vinst->inst; 587 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.inst[inst_idx].fw->size + 4); 588 uint32_t offset; 589 590 /* cache window 0: fw */ 591 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 592 if (!indirect) { 593 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 594 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 595 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_lo), 0, indirect); 596 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 597 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 598 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + inst_idx].tmr_mc_addr_hi), 0, indirect); 599 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 600 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect); 601 } else { 602 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 603 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect); 604 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 605 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect); 606 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 607 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect); 608 } 609 offset = 0; 610 } else { 611 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 612 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 613 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect); 614 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 615 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 616 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr), 0, indirect); 617 offset = size; 618 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 619 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET0), 620 AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect); 621 } 622 623 if (!indirect) 624 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 625 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect); 626 else 627 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 628 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect); 629 630 /* cache window 1: stack */ 631 if (!indirect) { 632 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 633 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 634 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect); 635 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 636 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 637 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset), 0, indirect); 638 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 639 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect); 640 } else { 641 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 642 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect); 643 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 644 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect); 645 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 646 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect); 647 } 648 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 649 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect); 650 651 /* cache window 2: context */ 652 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 653 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW), 654 lower_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect); 655 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 656 VCN, inst_idx, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH), 657 upper_32_bits(adev->vcn.inst[inst_idx].gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect); 658 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 659 VCN, inst_idx, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect); 660 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 661 VCN, inst_idx, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect); 662 663 /* non-cache window */ 664 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 665 VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW), 666 lower_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect); 667 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 668 VCN, inst_idx, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH), 669 upper_32_bits(adev->vcn.inst[inst_idx].fw_shared.gpu_addr), 0, indirect); 670 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 671 VCN, inst_idx, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect); 672 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 673 VCN, inst_idx, mmUVD_VCPU_NONCACHE_SIZE0), 674 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect); 675 676 /* VCN global tiling registers */ 677 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 678 UVD, inst_idx, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect); 679 } 680 681 static void vcn_v3_0_disable_static_power_gating(struct amdgpu_vcn_inst *vinst) 682 { 683 struct amdgpu_device *adev = vinst->adev; 684 int inst = vinst->inst; 685 uint32_t data = 0; 686 687 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 688 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 689 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 690 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 691 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 692 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 693 | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT 694 | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT 695 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 696 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 697 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 698 | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT 699 | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT 700 | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT 701 | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT); 702 703 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data); 704 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, 705 UVD_PGFSM_STATUS__UVDM_UVDU_UVDLM_PWR_ON_3_0, 0x3F3FFFFF); 706 } else { 707 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 708 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 709 | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 710 | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 711 | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 712 | 1 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT 713 | 1 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT 714 | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 715 | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 716 | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 717 | 1 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT 718 | 1 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT 719 | 1 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT 720 | 1 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT); 721 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data); 722 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, 0, 0x3F3FFFFF); 723 } 724 725 data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS); 726 data &= ~0x103; 727 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) 728 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | 729 UVD_POWER_STATUS__UVD_PG_EN_MASK; 730 731 WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data); 732 } 733 734 static void vcn_v3_0_enable_static_power_gating(struct amdgpu_vcn_inst *vinst) 735 { 736 struct amdgpu_device *adev = vinst->adev; 737 int inst = vinst->inst; 738 uint32_t data; 739 740 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 741 /* Before power off, this indicator has to be turned on */ 742 data = RREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS); 743 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK; 744 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF; 745 WREG32_SOC15(VCN, inst, mmUVD_POWER_STATUS, data); 746 747 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 748 | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 749 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 750 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 751 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 752 | 2 << UVD_PGFSM_CONFIG__UVDIRL_PWR_CONFIG__SHIFT 753 | 2 << UVD_PGFSM_CONFIG__UVDLM_PWR_CONFIG__SHIFT 754 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 755 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 756 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT 757 | 2 << UVD_PGFSM_CONFIG__UVDAB_PWR_CONFIG__SHIFT 758 | 2 << UVD_PGFSM_CONFIG__UVDATD_PWR_CONFIG__SHIFT 759 | 2 << UVD_PGFSM_CONFIG__UVDNA_PWR_CONFIG__SHIFT 760 | 2 << UVD_PGFSM_CONFIG__UVDNB_PWR_CONFIG__SHIFT); 761 WREG32_SOC15(VCN, inst, mmUVD_PGFSM_CONFIG, data); 762 763 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT 764 | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT 765 | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT 766 | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT 767 | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT 768 | 2 << UVD_PGFSM_STATUS__UVDIRL_PWR_STATUS__SHIFT 769 | 2 << UVD_PGFSM_STATUS__UVDLM_PWR_STATUS__SHIFT 770 | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT 771 | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT 772 | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT 773 | 2 << UVD_PGFSM_STATUS__UVDAB_PWR_STATUS__SHIFT 774 | 2 << UVD_PGFSM_STATUS__UVDATD_PWR_STATUS__SHIFT 775 | 2 << UVD_PGFSM_STATUS__UVDNA_PWR_STATUS__SHIFT 776 | 2 << UVD_PGFSM_STATUS__UVDNB_PWR_STATUS__SHIFT); 777 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_PGFSM_STATUS, data, 0x3F3FFFFF); 778 } 779 } 780 781 /** 782 * vcn_v3_0_disable_clock_gating - disable VCN clock gating 783 * 784 * @vinst: Pointer to the VCN instance structure 785 * 786 * Disable clock gating for VCN block 787 */ 788 static void vcn_v3_0_disable_clock_gating(struct amdgpu_vcn_inst *vinst) 789 { 790 struct amdgpu_device *adev = vinst->adev; 791 int inst = vinst->inst; 792 uint32_t data; 793 794 /* VCN disable CGC */ 795 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL); 796 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 797 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 798 else 799 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK; 800 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 801 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 802 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data); 803 804 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_GATE); 805 data &= ~(UVD_CGC_GATE__SYS_MASK 806 | UVD_CGC_GATE__UDEC_MASK 807 | UVD_CGC_GATE__MPEG2_MASK 808 | UVD_CGC_GATE__REGS_MASK 809 | UVD_CGC_GATE__RBC_MASK 810 | UVD_CGC_GATE__LMI_MC_MASK 811 | UVD_CGC_GATE__LMI_UMC_MASK 812 | UVD_CGC_GATE__IDCT_MASK 813 | UVD_CGC_GATE__MPRD_MASK 814 | UVD_CGC_GATE__MPC_MASK 815 | UVD_CGC_GATE__LBSI_MASK 816 | UVD_CGC_GATE__LRBBM_MASK 817 | UVD_CGC_GATE__UDEC_RE_MASK 818 | UVD_CGC_GATE__UDEC_CM_MASK 819 | UVD_CGC_GATE__UDEC_IT_MASK 820 | UVD_CGC_GATE__UDEC_DB_MASK 821 | UVD_CGC_GATE__UDEC_MP_MASK 822 | UVD_CGC_GATE__WCB_MASK 823 | UVD_CGC_GATE__VCPU_MASK 824 | UVD_CGC_GATE__MMSCH_MASK); 825 826 WREG32_SOC15(VCN, inst, mmUVD_CGC_GATE, data); 827 828 SOC15_WAIT_ON_RREG(VCN, inst, mmUVD_CGC_GATE, 0, 0xFFFFFFFF); 829 830 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL); 831 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK 832 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 833 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 834 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 835 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 836 | UVD_CGC_CTRL__SYS_MODE_MASK 837 | UVD_CGC_CTRL__UDEC_MODE_MASK 838 | UVD_CGC_CTRL__MPEG2_MODE_MASK 839 | UVD_CGC_CTRL__REGS_MODE_MASK 840 | UVD_CGC_CTRL__RBC_MODE_MASK 841 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 842 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 843 | UVD_CGC_CTRL__IDCT_MODE_MASK 844 | UVD_CGC_CTRL__MPRD_MODE_MASK 845 | UVD_CGC_CTRL__MPC_MODE_MASK 846 | UVD_CGC_CTRL__LBSI_MODE_MASK 847 | UVD_CGC_CTRL__LRBBM_MODE_MASK 848 | UVD_CGC_CTRL__WCB_MODE_MASK 849 | UVD_CGC_CTRL__VCPU_MODE_MASK 850 | UVD_CGC_CTRL__MMSCH_MODE_MASK); 851 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data); 852 853 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE); 854 data |= (UVD_SUVD_CGC_GATE__SRE_MASK 855 | UVD_SUVD_CGC_GATE__SIT_MASK 856 | UVD_SUVD_CGC_GATE__SMP_MASK 857 | UVD_SUVD_CGC_GATE__SCM_MASK 858 | UVD_SUVD_CGC_GATE__SDB_MASK 859 | UVD_SUVD_CGC_GATE__SRE_H264_MASK 860 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK 861 | UVD_SUVD_CGC_GATE__SIT_H264_MASK 862 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK 863 | UVD_SUVD_CGC_GATE__SCM_H264_MASK 864 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK 865 | UVD_SUVD_CGC_GATE__SDB_H264_MASK 866 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK 867 | UVD_SUVD_CGC_GATE__SCLR_MASK 868 | UVD_SUVD_CGC_GATE__ENT_MASK 869 | UVD_SUVD_CGC_GATE__IME_MASK 870 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK 871 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK 872 | UVD_SUVD_CGC_GATE__SITE_MASK 873 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK 874 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK 875 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK 876 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK 877 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK 878 | UVD_SUVD_CGC_GATE__EFC_MASK 879 | UVD_SUVD_CGC_GATE__SAOE_MASK 880 | UVD_SUVD_CGC_GATE__SRE_AV1_MASK 881 | UVD_SUVD_CGC_GATE__FBC_PCLK_MASK 882 | UVD_SUVD_CGC_GATE__FBC_CCLK_MASK 883 | UVD_SUVD_CGC_GATE__SCM_AV1_MASK 884 | UVD_SUVD_CGC_GATE__SMPA_MASK); 885 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE, data); 886 887 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2); 888 data |= (UVD_SUVD_CGC_GATE2__MPBE0_MASK 889 | UVD_SUVD_CGC_GATE2__MPBE1_MASK 890 | UVD_SUVD_CGC_GATE2__SIT_AV1_MASK 891 | UVD_SUVD_CGC_GATE2__SDB_AV1_MASK 892 | UVD_SUVD_CGC_GATE2__MPC1_MASK); 893 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_GATE2, data); 894 895 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL); 896 data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 897 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 898 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 899 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 900 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 901 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 902 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 903 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 904 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK 905 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK 906 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK 907 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK 908 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK 909 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK 910 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK 911 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK 912 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK 913 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK 914 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK); 915 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data); 916 } 917 918 static void vcn_v3_0_clock_gating_dpg_mode(struct amdgpu_vcn_inst *vinst, 919 uint8_t sram_sel, 920 uint8_t indirect) 921 { 922 struct amdgpu_device *adev = vinst->adev; 923 int inst_idx = vinst->inst; 924 uint32_t reg_data = 0; 925 926 /* enable sw clock gating control */ 927 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 928 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 929 else 930 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 931 reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 932 reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 933 reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK | 934 UVD_CGC_CTRL__UDEC_CM_MODE_MASK | 935 UVD_CGC_CTRL__UDEC_IT_MODE_MASK | 936 UVD_CGC_CTRL__UDEC_DB_MODE_MASK | 937 UVD_CGC_CTRL__UDEC_MP_MODE_MASK | 938 UVD_CGC_CTRL__SYS_MODE_MASK | 939 UVD_CGC_CTRL__UDEC_MODE_MASK | 940 UVD_CGC_CTRL__MPEG2_MODE_MASK | 941 UVD_CGC_CTRL__REGS_MODE_MASK | 942 UVD_CGC_CTRL__RBC_MODE_MASK | 943 UVD_CGC_CTRL__LMI_MC_MODE_MASK | 944 UVD_CGC_CTRL__LMI_UMC_MODE_MASK | 945 UVD_CGC_CTRL__IDCT_MODE_MASK | 946 UVD_CGC_CTRL__MPRD_MODE_MASK | 947 UVD_CGC_CTRL__MPC_MODE_MASK | 948 UVD_CGC_CTRL__LBSI_MODE_MASK | 949 UVD_CGC_CTRL__LRBBM_MODE_MASK | 950 UVD_CGC_CTRL__WCB_MODE_MASK | 951 UVD_CGC_CTRL__VCPU_MODE_MASK | 952 UVD_CGC_CTRL__MMSCH_MODE_MASK); 953 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 954 VCN, inst_idx, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect); 955 956 /* turn off clock gating */ 957 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 958 VCN, inst_idx, mmUVD_CGC_GATE), 0, sram_sel, indirect); 959 960 /* turn on SUVD clock gating */ 961 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 962 VCN, inst_idx, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect); 963 964 /* turn on sw mode in UVD_SUVD_CGC_CTRL */ 965 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 966 VCN, inst_idx, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect); 967 } 968 969 /** 970 * vcn_v3_0_enable_clock_gating - enable VCN clock gating 971 * 972 * @vinst: Pointer to the VCN instance structure 973 * 974 * Enable clock gating for VCN block 975 */ 976 static void vcn_v3_0_enable_clock_gating(struct amdgpu_vcn_inst *vinst) 977 { 978 struct amdgpu_device *adev = vinst->adev; 979 int inst = vinst->inst; 980 uint32_t data; 981 982 /* enable VCN CGC */ 983 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL); 984 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 985 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 986 else 987 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 988 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 989 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 990 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data); 991 992 data = RREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL); 993 data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK 994 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 995 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 996 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 997 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 998 | UVD_CGC_CTRL__SYS_MODE_MASK 999 | UVD_CGC_CTRL__UDEC_MODE_MASK 1000 | UVD_CGC_CTRL__MPEG2_MODE_MASK 1001 | UVD_CGC_CTRL__REGS_MODE_MASK 1002 | UVD_CGC_CTRL__RBC_MODE_MASK 1003 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 1004 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 1005 | UVD_CGC_CTRL__IDCT_MODE_MASK 1006 | UVD_CGC_CTRL__MPRD_MODE_MASK 1007 | UVD_CGC_CTRL__MPC_MODE_MASK 1008 | UVD_CGC_CTRL__LBSI_MODE_MASK 1009 | UVD_CGC_CTRL__LRBBM_MODE_MASK 1010 | UVD_CGC_CTRL__WCB_MODE_MASK 1011 | UVD_CGC_CTRL__VCPU_MODE_MASK 1012 | UVD_CGC_CTRL__MMSCH_MODE_MASK); 1013 WREG32_SOC15(VCN, inst, mmUVD_CGC_CTRL, data); 1014 1015 data = RREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL); 1016 data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 1017 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 1018 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 1019 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 1020 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 1021 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 1022 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 1023 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 1024 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK 1025 | UVD_SUVD_CGC_CTRL__EFC_MODE_MASK 1026 | UVD_SUVD_CGC_CTRL__SAOE_MODE_MASK 1027 | UVD_SUVD_CGC_CTRL__SMPA_MODE_MASK 1028 | UVD_SUVD_CGC_CTRL__MPBE0_MODE_MASK 1029 | UVD_SUVD_CGC_CTRL__MPBE1_MODE_MASK 1030 | UVD_SUVD_CGC_CTRL__SIT_AV1_MODE_MASK 1031 | UVD_SUVD_CGC_CTRL__SDB_AV1_MODE_MASK 1032 | UVD_SUVD_CGC_CTRL__MPC1_MODE_MASK 1033 | UVD_SUVD_CGC_CTRL__FBC_PCLK_MASK 1034 | UVD_SUVD_CGC_CTRL__FBC_CCLK_MASK); 1035 WREG32_SOC15(VCN, inst, mmUVD_SUVD_CGC_CTRL, data); 1036 } 1037 1038 static int vcn_v3_0_start_dpg_mode(struct amdgpu_vcn_inst *vinst, bool indirect) 1039 { 1040 struct amdgpu_device *adev = vinst->adev; 1041 int inst_idx = vinst->inst; 1042 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr; 1043 struct amdgpu_ring *ring; 1044 uint32_t rb_bufsz, tmp; 1045 1046 /* disable register anti-hang mechanism */ 1047 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1, 1048 ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1049 /* enable dynamic power gating mode */ 1050 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS); 1051 tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK; 1052 tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK; 1053 WREG32_SOC15(VCN, inst_idx, mmUVD_POWER_STATUS, tmp); 1054 1055 if (indirect) 1056 adev->vcn.inst[inst_idx].dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst[inst_idx].dpg_sram_cpu_addr; 1057 1058 /* enable clock gating */ 1059 vcn_v3_0_clock_gating_dpg_mode(vinst, 0, indirect); 1060 1061 /* enable VCPU clock */ 1062 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT); 1063 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK; 1064 tmp |= UVD_VCPU_CNTL__BLK_RST_MASK; 1065 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1066 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect); 1067 1068 /* disable master interupt */ 1069 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1070 VCN, inst_idx, mmUVD_MASTINT_EN), 0, 0, indirect); 1071 1072 /* setup mmUVD_LMI_CTRL */ 1073 tmp = (0x8 | UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 1074 UVD_LMI_CTRL__REQ_MODE_MASK | 1075 UVD_LMI_CTRL__CRC_RESET_MASK | 1076 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 1077 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 1078 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 1079 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 1080 0x00100000L); 1081 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1082 VCN, inst_idx, mmUVD_LMI_CTRL), tmp, 0, indirect); 1083 1084 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1085 VCN, inst_idx, mmUVD_MPC_CNTL), 1086 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect); 1087 1088 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1089 VCN, inst_idx, mmUVD_MPC_SET_MUXA0), 1090 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 1091 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 1092 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 1093 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect); 1094 1095 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1096 VCN, inst_idx, mmUVD_MPC_SET_MUXB0), 1097 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 1098 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 1099 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 1100 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect); 1101 1102 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1103 VCN, inst_idx, mmUVD_MPC_SET_MUX), 1104 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 1105 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 1106 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect); 1107 1108 vcn_v3_0_mc_resume_dpg_mode(vinst, indirect); 1109 1110 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1111 VCN, inst_idx, mmUVD_REG_XX_MASK), 0x10, 0, indirect); 1112 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1113 VCN, inst_idx, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect); 1114 1115 /* enable LMI MC and UMC channels */ 1116 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1117 VCN, inst_idx, mmUVD_LMI_CTRL2), 0, 0, indirect); 1118 1119 /* unblock VCPU register access */ 1120 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1121 VCN, inst_idx, mmUVD_RB_ARB_CTRL), 0, 0, indirect); 1122 1123 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT); 1124 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK; 1125 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1126 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect); 1127 1128 /* enable master interrupt */ 1129 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1130 VCN, inst_idx, mmUVD_MASTINT_EN), 1131 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect); 1132 1133 /* add nop to workaround PSP size check */ 1134 WREG32_SOC15_DPG_MODE(inst_idx, SOC15_DPG_MODE_OFFSET( 1135 VCN, inst_idx, mmUVD_VCPU_CNTL), tmp, 0, indirect); 1136 1137 if (indirect) 1138 amdgpu_vcn_psp_update_sram(adev, inst_idx, 0); 1139 1140 ring = &adev->vcn.inst[inst_idx].ring_dec; 1141 /* force RBC into idle state */ 1142 rb_bufsz = order_base_2(ring->ring_size); 1143 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 1144 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1145 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1146 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1147 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1148 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_CNTL, tmp); 1149 1150 /* Stall DPG before WPTR/RPTR reset */ 1151 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1152 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK, 1153 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK); 1154 fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET); 1155 1156 /* set the write pointer delay */ 1157 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR_CNTL, 0); 1158 1159 /* set the wb address */ 1160 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR_ADDR, 1161 (upper_32_bits(ring->gpu_addr) >> 2)); 1162 1163 /* programm the RB_BASE for ring buffer */ 1164 WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 1165 lower_32_bits(ring->gpu_addr)); 1166 WREG32_SOC15(VCN, inst_idx, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 1167 upper_32_bits(ring->gpu_addr)); 1168 1169 /* Initialize the ring buffer's read and write pointers */ 1170 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, 0); 1171 1172 WREG32_SOC15(VCN, inst_idx, mmUVD_SCRATCH2, 0); 1173 1174 ring->wptr = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR); 1175 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR, 1176 lower_32_bits(ring->wptr)); 1177 1178 /* Reset FW shared memory RBC WPTR/RPTR */ 1179 fw_shared->rb.rptr = 0; 1180 fw_shared->rb.wptr = lower_32_bits(ring->wptr); 1181 1182 /*resetting done, fw can check RB ring */ 1183 fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET); 1184 1185 /* Unstall DPG */ 1186 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1187 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK); 1188 1189 /* Keeping one read-back to ensure all register writes are done, 1190 * otherwise it may introduce race conditions. 1191 */ 1192 RREG32_SOC15(VCN, inst_idx, mmUVD_STATUS); 1193 1194 return 0; 1195 } 1196 1197 static int vcn_v3_0_start(struct amdgpu_vcn_inst *vinst) 1198 { 1199 struct amdgpu_device *adev = vinst->adev; 1200 int i = vinst->inst; 1201 volatile struct amdgpu_fw_shared *fw_shared; 1202 struct amdgpu_ring *ring; 1203 uint32_t rb_bufsz, tmp; 1204 int j, k, r; 1205 1206 if (adev->vcn.harvest_config & (1 << i)) 1207 return 0; 1208 1209 if (adev->pm.dpm_enabled) 1210 amdgpu_dpm_enable_vcn(adev, true, i); 1211 1212 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1213 return vcn_v3_0_start_dpg_mode(vinst, vinst->indirect_sram); 1214 1215 /* disable VCN power gating */ 1216 vcn_v3_0_disable_static_power_gating(vinst); 1217 1218 /* set VCN status busy */ 1219 tmp = RREG32_SOC15(VCN, i, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY; 1220 WREG32_SOC15(VCN, i, mmUVD_STATUS, tmp); 1221 1222 /* SW clock gating */ 1223 vcn_v3_0_disable_clock_gating(vinst); 1224 1225 /* enable VCPU clock */ 1226 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 1227 UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK); 1228 1229 /* disable master interrupt */ 1230 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 0, 1231 ~UVD_MASTINT_EN__VCPU_EN_MASK); 1232 1233 /* enable LMI MC and UMC channels */ 1234 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_LMI_CTRL2), 0, 1235 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 1236 1237 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET); 1238 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK; 1239 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK; 1240 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp); 1241 1242 /* setup mmUVD_LMI_CTRL */ 1243 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL); 1244 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL, tmp | 1245 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 1246 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 1247 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 1248 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK); 1249 1250 /* setup mmUVD_MPC_CNTL */ 1251 tmp = RREG32_SOC15(VCN, i, mmUVD_MPC_CNTL); 1252 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK; 1253 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT; 1254 WREG32_SOC15(VCN, i, mmUVD_MPC_CNTL, tmp); 1255 1256 /* setup UVD_MPC_SET_MUXA0 */ 1257 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXA0, 1258 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 1259 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 1260 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 1261 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT))); 1262 1263 /* setup UVD_MPC_SET_MUXB0 */ 1264 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUXB0, 1265 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 1266 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 1267 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 1268 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT))); 1269 1270 /* setup mmUVD_MPC_SET_MUX */ 1271 WREG32_SOC15(VCN, i, mmUVD_MPC_SET_MUX, 1272 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 1273 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 1274 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT))); 1275 1276 vcn_v3_0_mc_resume(vinst); 1277 1278 /* VCN global tiling registers */ 1279 WREG32_SOC15(VCN, i, mmUVD_GFX10_ADDR_CONFIG, 1280 adev->gfx.config.gb_addr_config); 1281 1282 /* unblock VCPU register access */ 1283 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 0, 1284 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK); 1285 1286 /* release VCPU reset to boot */ 1287 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0, 1288 ~UVD_VCPU_CNTL__BLK_RST_MASK); 1289 1290 for (j = 0; j < 10; ++j) { 1291 uint32_t status; 1292 1293 for (k = 0; k < 100; ++k) { 1294 status = RREG32_SOC15(VCN, i, mmUVD_STATUS); 1295 if (status & 2) 1296 break; 1297 mdelay(10); 1298 } 1299 r = 0; 1300 if (status & 2) 1301 break; 1302 1303 DRM_ERROR("VCN[%d] decode not responding, trying to reset the VCPU!!!\n", i); 1304 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 1305 UVD_VCPU_CNTL__BLK_RST_MASK, 1306 ~UVD_VCPU_CNTL__BLK_RST_MASK); 1307 mdelay(10); 1308 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0, 1309 ~UVD_VCPU_CNTL__BLK_RST_MASK); 1310 1311 mdelay(10); 1312 r = -1; 1313 } 1314 1315 if (r) { 1316 DRM_ERROR("VCN[%d] decode not responding, giving up!!!\n", i); 1317 return r; 1318 } 1319 1320 /* enable master interrupt */ 1321 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_MASTINT_EN), 1322 UVD_MASTINT_EN__VCPU_EN_MASK, 1323 ~UVD_MASTINT_EN__VCPU_EN_MASK); 1324 1325 /* clear the busy bit of VCN_STATUS */ 1326 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_STATUS), 0, 1327 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT)); 1328 1329 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_VMID, 0); 1330 1331 ring = &adev->vcn.inst[i].ring_dec; 1332 /* force RBC into idle state */ 1333 rb_bufsz = order_base_2(ring->ring_size); 1334 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 1335 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1336 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1337 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1338 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1339 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_CNTL, tmp); 1340 1341 fw_shared = adev->vcn.inst[i].fw_shared.cpu_addr; 1342 fw_shared->multi_queue.decode_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET); 1343 1344 /* programm the RB_BASE for ring buffer */ 1345 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 1346 lower_32_bits(ring->gpu_addr)); 1347 WREG32_SOC15(VCN, i, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 1348 upper_32_bits(ring->gpu_addr)); 1349 1350 /* Initialize the ring buffer's read and write pointers */ 1351 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR, 0); 1352 1353 WREG32_SOC15(VCN, i, mmUVD_SCRATCH2, 0); 1354 ring->wptr = RREG32_SOC15(VCN, i, mmUVD_RBC_RB_RPTR); 1355 WREG32_SOC15(VCN, i, mmUVD_RBC_RB_WPTR, 1356 lower_32_bits(ring->wptr)); 1357 fw_shared->rb.wptr = lower_32_bits(ring->wptr); 1358 fw_shared->multi_queue.decode_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET); 1359 1360 if (amdgpu_ip_version(adev, UVD_HWIP, 0) != 1361 IP_VERSION(3, 0, 33)) { 1362 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET); 1363 ring = &adev->vcn.inst[i].ring_enc[0]; 1364 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1365 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1366 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO, ring->gpu_addr); 1367 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1368 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE, ring->ring_size / 4); 1369 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET); 1370 1371 fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET); 1372 ring = &adev->vcn.inst[i].ring_enc[1]; 1373 WREG32_SOC15(VCN, i, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1374 WREG32_SOC15(VCN, i, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1375 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1376 WREG32_SOC15(VCN, i, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1377 WREG32_SOC15(VCN, i, mmUVD_RB_SIZE2, ring->ring_size / 4); 1378 fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET); 1379 } 1380 1381 /* Keeping one read-back to ensure all register writes are done, 1382 * otherwise it may introduce race conditions. 1383 */ 1384 RREG32_SOC15(VCN, i, mmUVD_STATUS); 1385 1386 return 0; 1387 } 1388 1389 static int vcn_v3_0_start_sriov(struct amdgpu_device *adev) 1390 { 1391 int i, j; 1392 struct amdgpu_ring *ring; 1393 uint64_t cache_addr; 1394 uint64_t rb_addr; 1395 uint64_t ctx_addr; 1396 uint32_t param, resp, expected; 1397 uint32_t offset, cache_size; 1398 uint32_t tmp, timeout; 1399 1400 struct amdgpu_mm_table *table = &adev->virt.mm_table; 1401 uint32_t *table_loc; 1402 uint32_t table_size; 1403 uint32_t size, size_dw; 1404 1405 struct mmsch_v3_0_cmd_direct_write 1406 direct_wt = { {0} }; 1407 struct mmsch_v3_0_cmd_direct_read_modify_write 1408 direct_rd_mod_wt = { {0} }; 1409 struct mmsch_v3_0_cmd_end end = { {0} }; 1410 struct mmsch_v3_0_init_header header; 1411 1412 direct_wt.cmd_header.command_type = 1413 MMSCH_COMMAND__DIRECT_REG_WRITE; 1414 direct_rd_mod_wt.cmd_header.command_type = 1415 MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE; 1416 end.cmd_header.command_type = 1417 MMSCH_COMMAND__END; 1418 1419 header.version = MMSCH_VERSION; 1420 header.total_size = sizeof(struct mmsch_v3_0_init_header) >> 2; 1421 for (i = 0; i < MMSCH_V3_0_VCN_INSTANCES; i++) { 1422 header.inst[i].init_status = 0; 1423 header.inst[i].table_offset = 0; 1424 header.inst[i].table_size = 0; 1425 } 1426 1427 table_loc = (uint32_t *)table->cpu_addr; 1428 table_loc += header.total_size; 1429 for (i = 0; i < adev->vcn.num_vcn_inst; i++) { 1430 if (adev->vcn.harvest_config & (1 << i)) 1431 continue; 1432 1433 table_size = 0; 1434 1435 MMSCH_V3_0_INSERT_DIRECT_RD_MOD_WT(SOC15_REG_OFFSET(VCN, i, 1436 mmUVD_STATUS), 1437 ~UVD_STATUS__UVD_BUSY, UVD_STATUS__UVD_BUSY); 1438 1439 cache_size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.inst[i].fw->size + 4); 1440 1441 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 1442 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1443 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 1444 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_lo); 1445 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1446 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 1447 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN + i].tmr_mc_addr_hi); 1448 offset = 0; 1449 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1450 mmUVD_VCPU_CACHE_OFFSET0), 1451 0); 1452 } else { 1453 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1454 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 1455 lower_32_bits(adev->vcn.inst[i].gpu_addr)); 1456 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1457 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 1458 upper_32_bits(adev->vcn.inst[i].gpu_addr)); 1459 offset = cache_size; 1460 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1461 mmUVD_VCPU_CACHE_OFFSET0), 1462 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 1463 } 1464 1465 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1466 mmUVD_VCPU_CACHE_SIZE0), 1467 cache_size); 1468 1469 cache_addr = adev->vcn.inst[i].gpu_addr + offset; 1470 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1471 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 1472 lower_32_bits(cache_addr)); 1473 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1474 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 1475 upper_32_bits(cache_addr)); 1476 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1477 mmUVD_VCPU_CACHE_OFFSET1), 1478 0); 1479 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1480 mmUVD_VCPU_CACHE_SIZE1), 1481 AMDGPU_VCN_STACK_SIZE); 1482 1483 cache_addr = adev->vcn.inst[i].gpu_addr + offset + 1484 AMDGPU_VCN_STACK_SIZE; 1485 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1486 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW), 1487 lower_32_bits(cache_addr)); 1488 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1489 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH), 1490 upper_32_bits(cache_addr)); 1491 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1492 mmUVD_VCPU_CACHE_OFFSET2), 1493 0); 1494 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1495 mmUVD_VCPU_CACHE_SIZE2), 1496 AMDGPU_VCN_CONTEXT_SIZE); 1497 1498 for (j = 0; j < adev->vcn.inst[i].num_enc_rings; ++j) { 1499 ring = &adev->vcn.inst[i].ring_enc[j]; 1500 ring->wptr = 0; 1501 rb_addr = ring->gpu_addr; 1502 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1503 mmUVD_RB_BASE_LO), 1504 lower_32_bits(rb_addr)); 1505 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1506 mmUVD_RB_BASE_HI), 1507 upper_32_bits(rb_addr)); 1508 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1509 mmUVD_RB_SIZE), 1510 ring->ring_size / 4); 1511 } 1512 1513 ring = &adev->vcn.inst[i].ring_dec; 1514 ring->wptr = 0; 1515 rb_addr = ring->gpu_addr; 1516 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1517 mmUVD_LMI_RBC_RB_64BIT_BAR_LOW), 1518 lower_32_bits(rb_addr)); 1519 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1520 mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH), 1521 upper_32_bits(rb_addr)); 1522 /* force RBC into idle state */ 1523 tmp = order_base_2(ring->ring_size); 1524 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, tmp); 1525 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1526 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1527 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1528 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1529 MMSCH_V3_0_INSERT_DIRECT_WT(SOC15_REG_OFFSET(VCN, i, 1530 mmUVD_RBC_RB_CNTL), 1531 tmp); 1532 1533 /* add end packet */ 1534 MMSCH_V3_0_INSERT_END(); 1535 1536 /* refine header */ 1537 header.inst[i].init_status = 0; 1538 header.inst[i].table_offset = header.total_size; 1539 header.inst[i].table_size = table_size; 1540 header.total_size += table_size; 1541 } 1542 1543 /* Update init table header in memory */ 1544 size = sizeof(struct mmsch_v3_0_init_header); 1545 table_loc = (uint32_t *)table->cpu_addr; 1546 memcpy((void *)table_loc, &header, size); 1547 1548 /* message MMSCH (in VCN[0]) to initialize this client 1549 * 1, write to mmsch_vf_ctx_addr_lo/hi register with GPU mc addr 1550 * of memory descriptor location 1551 */ 1552 ctx_addr = table->gpu_addr; 1553 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(ctx_addr)); 1554 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(ctx_addr)); 1555 1556 /* 2, update vmid of descriptor */ 1557 tmp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID); 1558 tmp &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK; 1559 /* use domain0 for MM scheduler */ 1560 tmp |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT); 1561 WREG32_SOC15(VCN, 0, mmMMSCH_VF_VMID, tmp); 1562 1563 /* 3, notify mmsch about the size of this descriptor */ 1564 size = header.total_size; 1565 WREG32_SOC15(VCN, 0, mmMMSCH_VF_CTX_SIZE, size); 1566 1567 /* 4, set resp to zero */ 1568 WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP, 0); 1569 1570 /* 5, kick off the initialization and wait until 1571 * MMSCH_VF_MAILBOX_RESP becomes non-zero 1572 */ 1573 param = 0x10000001; 1574 WREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_HOST, param); 1575 tmp = 0; 1576 timeout = 1000; 1577 resp = 0; 1578 expected = param + 1; 1579 while (resp != expected) { 1580 resp = RREG32_SOC15(VCN, 0, mmMMSCH_VF_MAILBOX_RESP); 1581 if (resp == expected) 1582 break; 1583 1584 udelay(10); 1585 tmp = tmp + 10; 1586 if (tmp >= timeout) { 1587 DRM_ERROR("failed to init MMSCH. TIME-OUT after %d usec"\ 1588 " waiting for mmMMSCH_VF_MAILBOX_RESP "\ 1589 "(expected=0x%08x, readback=0x%08x)\n", 1590 tmp, expected, resp); 1591 return -EBUSY; 1592 } 1593 } 1594 1595 return 0; 1596 } 1597 1598 static int vcn_v3_0_stop_dpg_mode(struct amdgpu_vcn_inst *vinst) 1599 { 1600 struct amdgpu_device *adev = vinst->adev; 1601 int inst_idx = vinst->inst; 1602 struct dpg_pause_state state = {.fw_based = VCN_DPG_STATE__UNPAUSE}; 1603 uint32_t tmp; 1604 1605 vcn_v3_0_pause_dpg_mode(vinst, &state); 1606 1607 /* Wait for power status to be 1 */ 1608 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1, 1609 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1610 1611 /* wait for read ptr to be equal to write ptr */ 1612 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR); 1613 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF); 1614 1615 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2); 1616 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF); 1617 1618 tmp = RREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF; 1619 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF); 1620 1621 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1, 1622 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1623 1624 /* disable dynamic power gating mode */ 1625 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 0, 1626 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK); 1627 1628 /* Keeping one read-back to ensure all register writes are done, 1629 * otherwise it may introduce race conditions. 1630 */ 1631 RREG32_SOC15(VCN, inst_idx, mmUVD_STATUS); 1632 1633 return 0; 1634 } 1635 1636 static int vcn_v3_0_stop(struct amdgpu_vcn_inst *vinst) 1637 { 1638 struct amdgpu_device *adev = vinst->adev; 1639 int i = vinst->inst; 1640 uint32_t tmp; 1641 int r = 0; 1642 1643 if (adev->vcn.harvest_config & (1 << i)) 1644 return 0; 1645 1646 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { 1647 r = vcn_v3_0_stop_dpg_mode(vinst); 1648 goto done; 1649 } 1650 1651 /* wait for vcn idle */ 1652 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7); 1653 if (r) 1654 goto done; 1655 1656 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK | 1657 UVD_LMI_STATUS__READ_CLEAN_MASK | 1658 UVD_LMI_STATUS__WRITE_CLEAN_MASK | 1659 UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK; 1660 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp); 1661 if (r) 1662 goto done; 1663 1664 /* disable LMI UMC channel */ 1665 tmp = RREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2); 1666 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK; 1667 WREG32_SOC15(VCN, i, mmUVD_LMI_CTRL2, tmp); 1668 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK| 1669 UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK; 1670 r = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_LMI_STATUS, tmp, tmp); 1671 if (r) 1672 goto done; 1673 1674 /* block VCPU register access */ 1675 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_RB_ARB_CTRL), 1676 UVD_RB_ARB_CTRL__VCPU_DIS_MASK, 1677 ~UVD_RB_ARB_CTRL__VCPU_DIS_MASK); 1678 1679 /* reset VCPU */ 1680 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 1681 UVD_VCPU_CNTL__BLK_RST_MASK, 1682 ~UVD_VCPU_CNTL__BLK_RST_MASK); 1683 1684 /* disable VCPU clock */ 1685 WREG32_P(SOC15_REG_OFFSET(VCN, i, mmUVD_VCPU_CNTL), 0, 1686 ~(UVD_VCPU_CNTL__CLK_EN_MASK)); 1687 1688 /* apply soft reset */ 1689 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET); 1690 tmp |= UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK; 1691 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp); 1692 tmp = RREG32_SOC15(VCN, i, mmUVD_SOFT_RESET); 1693 tmp |= UVD_SOFT_RESET__LMI_SOFT_RESET_MASK; 1694 WREG32_SOC15(VCN, i, mmUVD_SOFT_RESET, tmp); 1695 1696 /* clear status */ 1697 WREG32_SOC15(VCN, i, mmUVD_STATUS, 0); 1698 1699 /* apply HW clock gating */ 1700 vcn_v3_0_enable_clock_gating(vinst); 1701 1702 /* enable VCN power gating */ 1703 vcn_v3_0_enable_static_power_gating(vinst); 1704 1705 /* Keeping one read-back to ensure all register writes are done, 1706 * otherwise it may introduce race conditions. 1707 */ 1708 RREG32_SOC15(VCN, i, mmUVD_STATUS); 1709 1710 done: 1711 if (adev->pm.dpm_enabled) 1712 amdgpu_dpm_enable_vcn(adev, false, i); 1713 1714 return r; 1715 } 1716 1717 static int vcn_v3_0_pause_dpg_mode(struct amdgpu_vcn_inst *vinst, 1718 struct dpg_pause_state *new_state) 1719 { 1720 struct amdgpu_device *adev = vinst->adev; 1721 int inst_idx = vinst->inst; 1722 volatile struct amdgpu_fw_shared *fw_shared; 1723 struct amdgpu_ring *ring; 1724 uint32_t reg_data = 0; 1725 int ret_code; 1726 1727 /* pause/unpause if state is changed */ 1728 if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) { 1729 DRM_DEBUG("dpg pause state changed %d -> %d", 1730 adev->vcn.inst[inst_idx].pause_state.fw_based, new_state->fw_based); 1731 reg_data = RREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE) & 1732 (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1733 1734 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) { 1735 ret_code = SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 0x1, 1736 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1737 1738 if (!ret_code) { 1739 /* pause DPG */ 1740 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1741 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data); 1742 1743 /* wait for ACK */ 1744 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_DPG_PAUSE, 1745 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK, 1746 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1747 1748 /* Stall DPG before WPTR/RPTR reset */ 1749 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1750 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK, 1751 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK); 1752 1753 if (amdgpu_ip_version(adev, UVD_HWIP, 0) != 1754 IP_VERSION(3, 0, 33)) { 1755 /* Restore */ 1756 fw_shared = adev->vcn.inst[inst_idx].fw_shared.cpu_addr; 1757 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET); 1758 ring = &adev->vcn.inst[inst_idx].ring_enc[0]; 1759 ring->wptr = 0; 1760 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO, ring->gpu_addr); 1761 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1762 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE, ring->ring_size / 4); 1763 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1764 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1765 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET); 1766 1767 fw_shared->multi_queue.encode_lowlatency_queue_mode |= cpu_to_le32(FW_QUEUE_RING_RESET); 1768 ring = &adev->vcn.inst[inst_idx].ring_enc[1]; 1769 ring->wptr = 0; 1770 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1771 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1772 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_SIZE2, ring->ring_size / 4); 1773 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1774 WREG32_SOC15(VCN, inst_idx, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1775 fw_shared->multi_queue.encode_lowlatency_queue_mode &= cpu_to_le32(~FW_QUEUE_RING_RESET); 1776 1777 /* restore wptr/rptr with pointers saved in FW shared memory*/ 1778 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_RPTR, fw_shared->rb.rptr); 1779 WREG32_SOC15(VCN, inst_idx, mmUVD_RBC_RB_WPTR, fw_shared->rb.wptr); 1780 } 1781 1782 /* Unstall DPG */ 1783 WREG32_P(SOC15_REG_OFFSET(VCN, inst_idx, mmUVD_POWER_STATUS), 1784 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK); 1785 1786 SOC15_WAIT_ON_RREG(VCN, inst_idx, mmUVD_POWER_STATUS, 1787 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1788 } 1789 } else { 1790 /* unpause dpg, no need to wait */ 1791 reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1792 WREG32_SOC15(VCN, inst_idx, mmUVD_DPG_PAUSE, reg_data); 1793 } 1794 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based; 1795 } 1796 1797 return 0; 1798 } 1799 1800 /** 1801 * vcn_v3_0_dec_ring_get_rptr - get read pointer 1802 * 1803 * @ring: amdgpu_ring pointer 1804 * 1805 * Returns the current hardware read pointer 1806 */ 1807 static uint64_t vcn_v3_0_dec_ring_get_rptr(struct amdgpu_ring *ring) 1808 { 1809 struct amdgpu_device *adev = ring->adev; 1810 1811 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_RPTR); 1812 } 1813 1814 /** 1815 * vcn_v3_0_dec_ring_get_wptr - get write pointer 1816 * 1817 * @ring: amdgpu_ring pointer 1818 * 1819 * Returns the current hardware write pointer 1820 */ 1821 static uint64_t vcn_v3_0_dec_ring_get_wptr(struct amdgpu_ring *ring) 1822 { 1823 struct amdgpu_device *adev = ring->adev; 1824 1825 if (ring->use_doorbell) 1826 return *ring->wptr_cpu_addr; 1827 else 1828 return RREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR); 1829 } 1830 1831 /** 1832 * vcn_v3_0_dec_ring_set_wptr - set write pointer 1833 * 1834 * @ring: amdgpu_ring pointer 1835 * 1836 * Commits the write pointer to the hardware 1837 */ 1838 static void vcn_v3_0_dec_ring_set_wptr(struct amdgpu_ring *ring) 1839 { 1840 struct amdgpu_device *adev = ring->adev; 1841 volatile struct amdgpu_fw_shared *fw_shared; 1842 1843 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { 1844 /*whenever update RBC_RB_WPTR, we save the wptr in shared rb.wptr and scratch2 */ 1845 fw_shared = adev->vcn.inst[ring->me].fw_shared.cpu_addr; 1846 fw_shared->rb.wptr = lower_32_bits(ring->wptr); 1847 WREG32_SOC15(VCN, ring->me, mmUVD_SCRATCH2, 1848 lower_32_bits(ring->wptr)); 1849 } 1850 1851 if (ring->use_doorbell) { 1852 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr); 1853 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 1854 } else { 1855 WREG32_SOC15(VCN, ring->me, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr)); 1856 } 1857 } 1858 1859 static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = { 1860 .type = AMDGPU_RING_TYPE_VCN_DEC, 1861 .align_mask = 0x3f, 1862 .nop = VCN_DEC_SW_CMD_NO_OP, 1863 .secure_submission_supported = true, 1864 .get_rptr = vcn_v3_0_dec_ring_get_rptr, 1865 .get_wptr = vcn_v3_0_dec_ring_get_wptr, 1866 .set_wptr = vcn_v3_0_dec_ring_set_wptr, 1867 .emit_frame_size = 1868 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 1869 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 + 1870 VCN_SW_RING_EMIT_FRAME_SIZE, 1871 .emit_ib_size = 5, /* vcn_dec_sw_ring_emit_ib */ 1872 .emit_ib = vcn_dec_sw_ring_emit_ib, 1873 .emit_fence = vcn_dec_sw_ring_emit_fence, 1874 .emit_vm_flush = vcn_dec_sw_ring_emit_vm_flush, 1875 .test_ring = amdgpu_vcn_dec_sw_ring_test_ring, 1876 .test_ib = NULL,//amdgpu_vcn_dec_sw_ring_test_ib, 1877 .insert_nop = amdgpu_ring_insert_nop, 1878 .insert_end = vcn_dec_sw_ring_insert_end, 1879 .pad_ib = amdgpu_ring_generic_pad_ib, 1880 .begin_use = amdgpu_vcn_ring_begin_use, 1881 .end_use = amdgpu_vcn_ring_end_use, 1882 .emit_wreg = vcn_dec_sw_ring_emit_wreg, 1883 .emit_reg_wait = vcn_dec_sw_ring_emit_reg_wait, 1884 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 1885 }; 1886 1887 static int vcn_v3_0_limit_sched(struct amdgpu_cs_parser *p, 1888 struct amdgpu_job *job) 1889 { 1890 struct drm_gpu_scheduler **scheds; 1891 1892 /* The create msg must be in the first IB submitted */ 1893 if (atomic_read(&job->base.entity->fence_seq)) 1894 return -EINVAL; 1895 1896 /* if VCN0 is harvested, we can't support AV1 */ 1897 if (p->adev->vcn.harvest_config & AMDGPU_VCN_HARVEST_VCN0) 1898 return -EINVAL; 1899 1900 scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_DEC] 1901 [AMDGPU_RING_PRIO_DEFAULT].sched; 1902 drm_sched_entity_modify_sched(job->base.entity, scheds, 1); 1903 return 0; 1904 } 1905 1906 static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job, 1907 uint64_t addr) 1908 { 1909 struct ttm_operation_ctx ctx = { false, false }; 1910 struct amdgpu_bo_va_mapping *map; 1911 uint32_t *msg, num_buffers; 1912 struct amdgpu_bo *bo; 1913 uint64_t start, end; 1914 unsigned int i; 1915 void *ptr; 1916 int r; 1917 1918 addr &= AMDGPU_GMC_HOLE_MASK; 1919 r = amdgpu_cs_find_mapping(p, addr, &bo, &map); 1920 if (r) { 1921 DRM_ERROR("Can't find BO for addr 0x%08Lx\n", addr); 1922 return r; 1923 } 1924 1925 start = map->start * AMDGPU_GPU_PAGE_SIZE; 1926 end = (map->last + 1) * AMDGPU_GPU_PAGE_SIZE; 1927 if (addr & 0x7) { 1928 DRM_ERROR("VCN messages must be 8 byte aligned!\n"); 1929 return -EINVAL; 1930 } 1931 1932 bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED; 1933 amdgpu_bo_placement_from_domain(bo, bo->allowed_domains); 1934 r = ttm_bo_validate(&bo->tbo, &bo->placement, &ctx); 1935 if (r) { 1936 DRM_ERROR("Failed validating the VCN message BO (%d)!\n", r); 1937 return r; 1938 } 1939 1940 r = amdgpu_bo_kmap(bo, &ptr); 1941 if (r) { 1942 DRM_ERROR("Failed mapping the VCN message (%d)!\n", r); 1943 return r; 1944 } 1945 1946 msg = ptr + addr - start; 1947 1948 /* Check length */ 1949 if (msg[1] > end - addr) { 1950 r = -EINVAL; 1951 goto out; 1952 } 1953 1954 if (msg[3] != RDECODE_MSG_CREATE) 1955 goto out; 1956 1957 num_buffers = msg[2]; 1958 for (i = 0, msg = &msg[6]; i < num_buffers; ++i, msg += 4) { 1959 uint32_t offset, size, *create; 1960 1961 if (msg[0] != RDECODE_MESSAGE_CREATE) 1962 continue; 1963 1964 offset = msg[1]; 1965 size = msg[2]; 1966 1967 if (offset + size > end) { 1968 r = -EINVAL; 1969 goto out; 1970 } 1971 1972 create = ptr + addr + offset - start; 1973 1974 /* H246, HEVC and VP9 can run on any instance */ 1975 if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11) 1976 continue; 1977 1978 r = vcn_v3_0_limit_sched(p, job); 1979 if (r) 1980 goto out; 1981 } 1982 1983 out: 1984 amdgpu_bo_kunmap(bo); 1985 return r; 1986 } 1987 1988 static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p, 1989 struct amdgpu_job *job, 1990 struct amdgpu_ib *ib) 1991 { 1992 struct amdgpu_ring *ring = amdgpu_job_ring(job); 1993 uint32_t msg_lo = 0, msg_hi = 0; 1994 unsigned i; 1995 int r; 1996 1997 /* The first instance can decode anything */ 1998 if (!ring->me) 1999 return 0; 2000 2001 for (i = 0; i < ib->length_dw; i += 2) { 2002 uint32_t reg = amdgpu_ib_get_value(ib, i); 2003 uint32_t val = amdgpu_ib_get_value(ib, i + 1); 2004 2005 if (reg == PACKET0(p->adev->vcn.inst[ring->me].internal.data0, 0)) { 2006 msg_lo = val; 2007 } else if (reg == PACKET0(p->adev->vcn.inst[ring->me].internal.data1, 0)) { 2008 msg_hi = val; 2009 } else if (reg == PACKET0(p->adev->vcn.inst[ring->me].internal.cmd, 0) && 2010 val == 0) { 2011 r = vcn_v3_0_dec_msg(p, job, 2012 ((u64)msg_hi) << 32 | msg_lo); 2013 if (r) 2014 return r; 2015 } 2016 } 2017 return 0; 2018 } 2019 2020 static const struct amdgpu_ring_funcs vcn_v3_0_dec_ring_vm_funcs = { 2021 .type = AMDGPU_RING_TYPE_VCN_DEC, 2022 .align_mask = 0xf, 2023 .secure_submission_supported = true, 2024 .get_rptr = vcn_v3_0_dec_ring_get_rptr, 2025 .get_wptr = vcn_v3_0_dec_ring_get_wptr, 2026 .set_wptr = vcn_v3_0_dec_ring_set_wptr, 2027 .patch_cs_in_place = vcn_v3_0_ring_patch_cs_in_place, 2028 .emit_frame_size = 2029 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 2030 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 2031 8 + /* vcn_v2_0_dec_ring_emit_vm_flush */ 2032 14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */ 2033 6, 2034 .emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */ 2035 .emit_ib = vcn_v2_0_dec_ring_emit_ib, 2036 .emit_fence = vcn_v2_0_dec_ring_emit_fence, 2037 .emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush, 2038 .test_ring = vcn_v2_0_dec_ring_test_ring, 2039 .test_ib = amdgpu_vcn_dec_ring_test_ib, 2040 .insert_nop = vcn_v2_0_dec_ring_insert_nop, 2041 .insert_start = vcn_v2_0_dec_ring_insert_start, 2042 .insert_end = vcn_v2_0_dec_ring_insert_end, 2043 .pad_ib = amdgpu_ring_generic_pad_ib, 2044 .begin_use = amdgpu_vcn_ring_begin_use, 2045 .end_use = amdgpu_vcn_ring_end_use, 2046 .emit_wreg = vcn_v2_0_dec_ring_emit_wreg, 2047 .emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait, 2048 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 2049 .reset = amdgpu_vcn_ring_reset, 2050 }; 2051 2052 /** 2053 * vcn_v3_0_enc_ring_get_rptr - get enc read pointer 2054 * 2055 * @ring: amdgpu_ring pointer 2056 * 2057 * Returns the current hardware enc read pointer 2058 */ 2059 static uint64_t vcn_v3_0_enc_ring_get_rptr(struct amdgpu_ring *ring) 2060 { 2061 struct amdgpu_device *adev = ring->adev; 2062 2063 if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) 2064 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR); 2065 else 2066 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_RPTR2); 2067 } 2068 2069 /** 2070 * vcn_v3_0_enc_ring_get_wptr - get enc write pointer 2071 * 2072 * @ring: amdgpu_ring pointer 2073 * 2074 * Returns the current hardware enc write pointer 2075 */ 2076 static uint64_t vcn_v3_0_enc_ring_get_wptr(struct amdgpu_ring *ring) 2077 { 2078 struct amdgpu_device *adev = ring->adev; 2079 2080 if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) { 2081 if (ring->use_doorbell) 2082 return *ring->wptr_cpu_addr; 2083 else 2084 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR); 2085 } else { 2086 if (ring->use_doorbell) 2087 return *ring->wptr_cpu_addr; 2088 else 2089 return RREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2); 2090 } 2091 } 2092 2093 /** 2094 * vcn_v3_0_enc_ring_set_wptr - set enc write pointer 2095 * 2096 * @ring: amdgpu_ring pointer 2097 * 2098 * Commits the enc write pointer to the hardware 2099 */ 2100 static void vcn_v3_0_enc_ring_set_wptr(struct amdgpu_ring *ring) 2101 { 2102 struct amdgpu_device *adev = ring->adev; 2103 2104 if (ring == &adev->vcn.inst[ring->me].ring_enc[0]) { 2105 if (ring->use_doorbell) { 2106 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr); 2107 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 2108 } else { 2109 WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 2110 } 2111 } else { 2112 if (ring->use_doorbell) { 2113 *ring->wptr_cpu_addr = lower_32_bits(ring->wptr); 2114 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 2115 } else { 2116 WREG32_SOC15(VCN, ring->me, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 2117 } 2118 } 2119 } 2120 2121 static const struct amdgpu_ring_funcs vcn_v3_0_enc_ring_vm_funcs = { 2122 .type = AMDGPU_RING_TYPE_VCN_ENC, 2123 .align_mask = 0x3f, 2124 .nop = VCN_ENC_CMD_NO_OP, 2125 .get_rptr = vcn_v3_0_enc_ring_get_rptr, 2126 .get_wptr = vcn_v3_0_enc_ring_get_wptr, 2127 .set_wptr = vcn_v3_0_enc_ring_set_wptr, 2128 .emit_frame_size = 2129 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 2130 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 + 2131 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */ 2132 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */ 2133 1, /* vcn_v2_0_enc_ring_insert_end */ 2134 .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */ 2135 .emit_ib = vcn_v2_0_enc_ring_emit_ib, 2136 .emit_fence = vcn_v2_0_enc_ring_emit_fence, 2137 .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush, 2138 .test_ring = amdgpu_vcn_enc_ring_test_ring, 2139 .test_ib = amdgpu_vcn_enc_ring_test_ib, 2140 .insert_nop = amdgpu_ring_insert_nop, 2141 .insert_end = vcn_v2_0_enc_ring_insert_end, 2142 .pad_ib = amdgpu_ring_generic_pad_ib, 2143 .begin_use = amdgpu_vcn_ring_begin_use, 2144 .end_use = amdgpu_vcn_ring_end_use, 2145 .emit_wreg = vcn_v2_0_enc_ring_emit_wreg, 2146 .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait, 2147 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 2148 .reset = amdgpu_vcn_ring_reset, 2149 }; 2150 2151 static void vcn_v3_0_set_dec_ring_funcs(struct amdgpu_device *adev) 2152 { 2153 int i; 2154 2155 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { 2156 if (adev->vcn.harvest_config & (1 << i)) 2157 continue; 2158 2159 if (!DEC_SW_RING_ENABLED) 2160 adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_ring_vm_funcs; 2161 else 2162 adev->vcn.inst[i].ring_dec.funcs = &vcn_v3_0_dec_sw_ring_vm_funcs; 2163 adev->vcn.inst[i].ring_dec.me = i; 2164 } 2165 } 2166 2167 static void vcn_v3_0_set_enc_ring_funcs(struct amdgpu_device *adev) 2168 { 2169 int i, j; 2170 2171 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { 2172 if (adev->vcn.harvest_config & (1 << i)) 2173 continue; 2174 2175 for (j = 0; j < adev->vcn.inst[i].num_enc_rings; ++j) { 2176 adev->vcn.inst[i].ring_enc[j].funcs = &vcn_v3_0_enc_ring_vm_funcs; 2177 adev->vcn.inst[i].ring_enc[j].me = i; 2178 } 2179 } 2180 } 2181 2182 static int vcn_v3_0_reset(struct amdgpu_vcn_inst *vinst) 2183 { 2184 int r; 2185 2186 r = vcn_v3_0_stop(vinst); 2187 if (r) 2188 return r; 2189 vcn_v3_0_enable_clock_gating(vinst); 2190 vcn_v3_0_enable_static_power_gating(vinst); 2191 return vcn_v3_0_start(vinst); 2192 } 2193 2194 static bool vcn_v3_0_is_idle(struct amdgpu_ip_block *ip_block) 2195 { 2196 struct amdgpu_device *adev = ip_block->adev; 2197 int i, ret = 1; 2198 2199 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { 2200 if (adev->vcn.harvest_config & (1 << i)) 2201 continue; 2202 2203 ret &= (RREG32_SOC15(VCN, i, mmUVD_STATUS) == UVD_STATUS__IDLE); 2204 } 2205 2206 return ret; 2207 } 2208 2209 static int vcn_v3_0_wait_for_idle(struct amdgpu_ip_block *ip_block) 2210 { 2211 struct amdgpu_device *adev = ip_block->adev; 2212 int i, ret = 0; 2213 2214 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { 2215 if (adev->vcn.harvest_config & (1 << i)) 2216 continue; 2217 2218 ret = SOC15_WAIT_ON_RREG(VCN, i, mmUVD_STATUS, UVD_STATUS__IDLE, 2219 UVD_STATUS__IDLE); 2220 if (ret) 2221 return ret; 2222 } 2223 2224 return ret; 2225 } 2226 2227 static int vcn_v3_0_set_clockgating_state(struct amdgpu_ip_block *ip_block, 2228 enum amd_clockgating_state state) 2229 { 2230 struct amdgpu_device *adev = ip_block->adev; 2231 bool enable = state == AMD_CG_STATE_GATE; 2232 int i; 2233 2234 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { 2235 struct amdgpu_vcn_inst *vinst = &adev->vcn.inst[i]; 2236 if (adev->vcn.harvest_config & (1 << i)) 2237 continue; 2238 2239 if (enable) { 2240 if (RREG32_SOC15(VCN, i, mmUVD_STATUS) != UVD_STATUS__IDLE) 2241 return -EBUSY; 2242 vcn_v3_0_enable_clock_gating(vinst); 2243 } else { 2244 vcn_v3_0_disable_clock_gating(vinst); 2245 } 2246 } 2247 2248 return 0; 2249 } 2250 2251 static int vcn_v3_0_set_pg_state(struct amdgpu_vcn_inst *vinst, 2252 enum amd_powergating_state state) 2253 { 2254 struct amdgpu_device *adev = vinst->adev; 2255 int ret = 0; 2256 2257 /* for SRIOV, guest should not control VCN Power-gating 2258 * MMSCH FW should control Power-gating and clock-gating 2259 * guest should avoid touching CGC and PG 2260 */ 2261 if (amdgpu_sriov_vf(adev)) { 2262 vinst->cur_state = AMD_PG_STATE_UNGATE; 2263 return 0; 2264 } 2265 2266 if (state == vinst->cur_state) 2267 return 0; 2268 2269 if (state == AMD_PG_STATE_GATE) 2270 ret = vcn_v3_0_stop(vinst); 2271 else 2272 ret = vcn_v3_0_start(vinst); 2273 2274 if (!ret) 2275 vinst->cur_state = state; 2276 2277 return ret; 2278 } 2279 2280 static int vcn_v3_0_set_interrupt_state(struct amdgpu_device *adev, 2281 struct amdgpu_irq_src *source, 2282 unsigned type, 2283 enum amdgpu_interrupt_state state) 2284 { 2285 return 0; 2286 } 2287 2288 static int vcn_v3_0_process_interrupt(struct amdgpu_device *adev, 2289 struct amdgpu_irq_src *source, 2290 struct amdgpu_iv_entry *entry) 2291 { 2292 uint32_t ip_instance; 2293 2294 switch (entry->client_id) { 2295 case SOC15_IH_CLIENTID_VCN: 2296 ip_instance = 0; 2297 break; 2298 case SOC15_IH_CLIENTID_VCN1: 2299 ip_instance = 1; 2300 break; 2301 default: 2302 DRM_ERROR("Unhandled client id: %d\n", entry->client_id); 2303 return 0; 2304 } 2305 2306 DRM_DEBUG("IH: VCN TRAP\n"); 2307 2308 switch (entry->src_id) { 2309 case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT: 2310 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_dec); 2311 break; 2312 case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE: 2313 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[0]); 2314 break; 2315 case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY: 2316 amdgpu_fence_process(&adev->vcn.inst[ip_instance].ring_enc[1]); 2317 break; 2318 default: 2319 DRM_ERROR("Unhandled interrupt: %d %d\n", 2320 entry->src_id, entry->src_data[0]); 2321 break; 2322 } 2323 2324 return 0; 2325 } 2326 2327 static const struct amdgpu_irq_src_funcs vcn_v3_0_irq_funcs = { 2328 .set = vcn_v3_0_set_interrupt_state, 2329 .process = vcn_v3_0_process_interrupt, 2330 }; 2331 2332 static void vcn_v3_0_set_irq_funcs(struct amdgpu_device *adev) 2333 { 2334 int i; 2335 2336 for (i = 0; i < adev->vcn.num_vcn_inst; ++i) { 2337 if (adev->vcn.harvest_config & (1 << i)) 2338 continue; 2339 2340 adev->vcn.inst[i].irq.num_types = adev->vcn.inst[i].num_enc_rings + 1; 2341 adev->vcn.inst[i].irq.funcs = &vcn_v3_0_irq_funcs; 2342 } 2343 } 2344 2345 static void vcn_v3_0_print_ip_state(struct amdgpu_ip_block *ip_block, struct drm_printer *p) 2346 { 2347 struct amdgpu_device *adev = ip_block->adev; 2348 int i, j; 2349 uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0); 2350 uint32_t inst_off; 2351 bool is_powered; 2352 2353 if (!adev->vcn.ip_dump) 2354 return; 2355 2356 drm_printf(p, "num_instances:%d\n", adev->vcn.num_vcn_inst); 2357 for (i = 0; i < adev->vcn.num_vcn_inst; i++) { 2358 if (adev->vcn.harvest_config & (1 << i)) { 2359 drm_printf(p, "\nHarvested Instance:VCN%d Skipping dump\n", i); 2360 continue; 2361 } 2362 2363 inst_off = i * reg_count; 2364 is_powered = (adev->vcn.ip_dump[inst_off] & 2365 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1; 2366 2367 if (is_powered) { 2368 drm_printf(p, "\nActive Instance:VCN%d\n", i); 2369 for (j = 0; j < reg_count; j++) 2370 drm_printf(p, "%-50s \t 0x%08x\n", vcn_reg_list_3_0[j].reg_name, 2371 adev->vcn.ip_dump[inst_off + j]); 2372 } else { 2373 drm_printf(p, "\nInactive Instance:VCN%d\n", i); 2374 } 2375 } 2376 } 2377 2378 static void vcn_v3_0_dump_ip_state(struct amdgpu_ip_block *ip_block) 2379 { 2380 struct amdgpu_device *adev = ip_block->adev; 2381 int i, j; 2382 bool is_powered; 2383 uint32_t inst_off; 2384 uint32_t reg_count = ARRAY_SIZE(vcn_reg_list_3_0); 2385 2386 if (!adev->vcn.ip_dump) 2387 return; 2388 2389 for (i = 0; i < adev->vcn.num_vcn_inst; i++) { 2390 if (adev->vcn.harvest_config & (1 << i)) 2391 continue; 2392 2393 inst_off = i * reg_count; 2394 /* mmUVD_POWER_STATUS is always readable and is first element of the array */ 2395 adev->vcn.ip_dump[inst_off] = RREG32_SOC15(VCN, i, mmUVD_POWER_STATUS); 2396 is_powered = (adev->vcn.ip_dump[inst_off] & 2397 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK) != 1; 2398 2399 if (is_powered) 2400 for (j = 1; j < reg_count; j++) 2401 adev->vcn.ip_dump[inst_off + j] = 2402 RREG32(SOC15_REG_ENTRY_OFFSET_INST(vcn_reg_list_3_0[j], i)); 2403 } 2404 } 2405 2406 static const struct amd_ip_funcs vcn_v3_0_ip_funcs = { 2407 .name = "vcn_v3_0", 2408 .early_init = vcn_v3_0_early_init, 2409 .sw_init = vcn_v3_0_sw_init, 2410 .sw_fini = vcn_v3_0_sw_fini, 2411 .hw_init = vcn_v3_0_hw_init, 2412 .hw_fini = vcn_v3_0_hw_fini, 2413 .suspend = vcn_v3_0_suspend, 2414 .resume = vcn_v3_0_resume, 2415 .is_idle = vcn_v3_0_is_idle, 2416 .wait_for_idle = vcn_v3_0_wait_for_idle, 2417 .set_clockgating_state = vcn_v3_0_set_clockgating_state, 2418 .set_powergating_state = vcn_set_powergating_state, 2419 .dump_ip_state = vcn_v3_0_dump_ip_state, 2420 .print_ip_state = vcn_v3_0_print_ip_state, 2421 }; 2422 2423 const struct amdgpu_ip_block_version vcn_v3_0_ip_block = { 2424 .type = AMD_IP_BLOCK_TYPE_VCN, 2425 .major = 3, 2426 .minor = 0, 2427 .rev = 0, 2428 .funcs = &vcn_v3_0_ip_funcs, 2429 }; 2430