1 /* 2 * Copyright 2018 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_vcn.h" 28 #include "soc15.h" 29 #include "soc15d.h" 30 #include "amdgpu_pm.h" 31 #include "amdgpu_psp.h" 32 #include "mmsch_v2_0.h" 33 #include "vcn_v2_0.h" 34 35 #include "vcn/vcn_2_0_0_offset.h" 36 #include "vcn/vcn_2_0_0_sh_mask.h" 37 #include "ivsrcid/vcn/irqsrcs_vcn_2_0.h" 38 39 #define mmUVD_CONTEXT_ID_INTERNAL_OFFSET 0x1fd 40 #define mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET 0x503 41 #define mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET 0x504 42 #define mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET 0x505 43 #define mmUVD_NO_OP_INTERNAL_OFFSET 0x53f 44 #define mmUVD_GP_SCRATCH8_INTERNAL_OFFSET 0x54a 45 #define mmUVD_SCRATCH9_INTERNAL_OFFSET 0xc01d 46 47 #define mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET 0x1e1 48 #define mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET 0x5a6 49 #define mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET 0x5a7 50 #define mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET 0x1e2 51 52 static void vcn_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev); 53 static void vcn_v2_0_set_enc_ring_funcs(struct amdgpu_device *adev); 54 static void vcn_v2_0_set_irq_funcs(struct amdgpu_device *adev); 55 static int vcn_v2_0_set_powergating_state(void *handle, 56 enum amd_powergating_state state); 57 static int vcn_v2_0_pause_dpg_mode(struct amdgpu_device *adev, 58 int inst_idx, struct dpg_pause_state *new_state); 59 static int vcn_v2_0_start_sriov(struct amdgpu_device *adev); 60 /** 61 * vcn_v2_0_early_init - set function pointers 62 * 63 * @handle: amdgpu_device pointer 64 * 65 * Set ring and irq function pointers 66 */ 67 static int vcn_v2_0_early_init(void *handle) 68 { 69 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 70 71 adev->vcn.num_vcn_inst = 1; 72 if (amdgpu_sriov_vf(adev)) 73 adev->vcn.num_enc_rings = 1; 74 else 75 adev->vcn.num_enc_rings = 2; 76 77 vcn_v2_0_set_dec_ring_funcs(adev); 78 vcn_v2_0_set_enc_ring_funcs(adev); 79 vcn_v2_0_set_irq_funcs(adev); 80 81 return 0; 82 } 83 84 /** 85 * vcn_v2_0_sw_init - sw init for VCN block 86 * 87 * @handle: amdgpu_device pointer 88 * 89 * Load firmware and sw initialization 90 */ 91 static int vcn_v2_0_sw_init(void *handle) 92 { 93 struct amdgpu_ring *ring; 94 int i, r; 95 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 96 volatile struct amdgpu_fw_shared *fw_shared; 97 98 /* VCN DEC TRAP */ 99 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 100 VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT, 101 &adev->vcn.inst->irq); 102 if (r) 103 return r; 104 105 /* VCN ENC TRAP */ 106 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 107 r = amdgpu_irq_add_id(adev, SOC15_IH_CLIENTID_VCN, 108 i + VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE, 109 &adev->vcn.inst->irq); 110 if (r) 111 return r; 112 } 113 114 r = amdgpu_vcn_sw_init(adev); 115 if (r) 116 return r; 117 118 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 119 const struct common_firmware_header *hdr; 120 hdr = (const struct common_firmware_header *)adev->vcn.fw->data; 121 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].ucode_id = AMDGPU_UCODE_ID_VCN; 122 adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].fw = adev->vcn.fw; 123 adev->firmware.fw_size += 124 ALIGN(le32_to_cpu(hdr->ucode_size_bytes), PAGE_SIZE); 125 dev_info(adev->dev, "Will use PSP to load VCN firmware\n"); 126 } 127 128 r = amdgpu_vcn_resume(adev); 129 if (r) 130 return r; 131 132 ring = &adev->vcn.inst->ring_dec; 133 134 ring->use_doorbell = true; 135 ring->doorbell_index = adev->doorbell_index.vcn.vcn_ring0_1 << 1; 136 137 sprintf(ring->name, "vcn_dec"); 138 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0, 139 AMDGPU_RING_PRIO_DEFAULT, NULL); 140 if (r) 141 return r; 142 143 adev->vcn.internal.context_id = mmUVD_CONTEXT_ID_INTERNAL_OFFSET; 144 adev->vcn.internal.ib_vmid = mmUVD_LMI_RBC_IB_VMID_INTERNAL_OFFSET; 145 adev->vcn.internal.ib_bar_low = mmUVD_LMI_RBC_IB_64BIT_BAR_LOW_INTERNAL_OFFSET; 146 adev->vcn.internal.ib_bar_high = mmUVD_LMI_RBC_IB_64BIT_BAR_HIGH_INTERNAL_OFFSET; 147 adev->vcn.internal.ib_size = mmUVD_RBC_IB_SIZE_INTERNAL_OFFSET; 148 adev->vcn.internal.gp_scratch8 = mmUVD_GP_SCRATCH8_INTERNAL_OFFSET; 149 150 adev->vcn.internal.scratch9 = mmUVD_SCRATCH9_INTERNAL_OFFSET; 151 adev->vcn.inst->external.scratch9 = SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9); 152 adev->vcn.internal.data0 = mmUVD_GPCOM_VCPU_DATA0_INTERNAL_OFFSET; 153 adev->vcn.inst->external.data0 = SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA0); 154 adev->vcn.internal.data1 = mmUVD_GPCOM_VCPU_DATA1_INTERNAL_OFFSET; 155 adev->vcn.inst->external.data1 = SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_DATA1); 156 adev->vcn.internal.cmd = mmUVD_GPCOM_VCPU_CMD_INTERNAL_OFFSET; 157 adev->vcn.inst->external.cmd = SOC15_REG_OFFSET(UVD, 0, mmUVD_GPCOM_VCPU_CMD); 158 adev->vcn.internal.nop = mmUVD_NO_OP_INTERNAL_OFFSET; 159 adev->vcn.inst->external.nop = SOC15_REG_OFFSET(UVD, 0, mmUVD_NO_OP); 160 161 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 162 ring = &adev->vcn.inst->ring_enc[i]; 163 ring->use_doorbell = true; 164 if (!amdgpu_sriov_vf(adev)) 165 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 2 + i; 166 else 167 ring->doorbell_index = (adev->doorbell_index.vcn.vcn_ring0_1 << 1) + 1 + i; 168 sprintf(ring->name, "vcn_enc%d", i); 169 r = amdgpu_ring_init(adev, ring, 512, &adev->vcn.inst->irq, 0, 170 AMDGPU_RING_PRIO_DEFAULT, NULL); 171 if (r) 172 return r; 173 } 174 175 adev->vcn.pause_dpg_mode = vcn_v2_0_pause_dpg_mode; 176 177 r = amdgpu_virt_alloc_mm_table(adev); 178 if (r) 179 return r; 180 181 fw_shared = adev->vcn.inst->fw_shared_cpu_addr; 182 fw_shared->present_flag_0 = cpu_to_le32(AMDGPU_VCN_MULTI_QUEUE_FLAG); 183 return 0; 184 } 185 186 /** 187 * vcn_v2_0_sw_fini - sw fini for VCN block 188 * 189 * @handle: amdgpu_device pointer 190 * 191 * VCN suspend and free up sw allocation 192 */ 193 static int vcn_v2_0_sw_fini(void *handle) 194 { 195 int r; 196 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 197 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared_cpu_addr; 198 199 fw_shared->present_flag_0 = 0; 200 201 amdgpu_virt_free_mm_table(adev); 202 203 r = amdgpu_vcn_suspend(adev); 204 if (r) 205 return r; 206 207 r = amdgpu_vcn_sw_fini(adev); 208 209 return r; 210 } 211 212 /** 213 * vcn_v2_0_hw_init - start and test VCN block 214 * 215 * @handle: amdgpu_device pointer 216 * 217 * Initialize the hardware, boot up the VCPU and do some testing 218 */ 219 static int vcn_v2_0_hw_init(void *handle) 220 { 221 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 222 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 223 int i, r; 224 225 adev->nbio.funcs->vcn_doorbell_range(adev, ring->use_doorbell, 226 ring->doorbell_index, 0); 227 228 if (amdgpu_sriov_vf(adev)) 229 vcn_v2_0_start_sriov(adev); 230 231 r = amdgpu_ring_test_helper(ring); 232 if (r) 233 goto done; 234 235 //Disable vcn decode for sriov 236 if (amdgpu_sriov_vf(adev)) 237 ring->sched.ready = false; 238 239 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 240 ring = &adev->vcn.inst->ring_enc[i]; 241 r = amdgpu_ring_test_helper(ring); 242 if (r) 243 goto done; 244 } 245 246 done: 247 if (!r) 248 DRM_INFO("VCN decode and encode initialized successfully(under %s).\n", 249 (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG)?"DPG Mode":"SPG Mode"); 250 251 return r; 252 } 253 254 /** 255 * vcn_v2_0_hw_fini - stop the hardware block 256 * 257 * @handle: amdgpu_device pointer 258 * 259 * Stop the VCN block, mark ring as not ready any more 260 */ 261 static int vcn_v2_0_hw_fini(void *handle) 262 { 263 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 264 265 cancel_delayed_work_sync(&adev->vcn.idle_work); 266 267 if ((adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) || 268 (adev->vcn.cur_state != AMD_PG_STATE_GATE && 269 RREG32_SOC15(VCN, 0, mmUVD_STATUS))) 270 vcn_v2_0_set_powergating_state(adev, AMD_PG_STATE_GATE); 271 272 return 0; 273 } 274 275 /** 276 * vcn_v2_0_suspend - suspend VCN block 277 * 278 * @handle: amdgpu_device pointer 279 * 280 * HW fini and suspend VCN block 281 */ 282 static int vcn_v2_0_suspend(void *handle) 283 { 284 int r; 285 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 286 287 r = vcn_v2_0_hw_fini(adev); 288 if (r) 289 return r; 290 291 r = amdgpu_vcn_suspend(adev); 292 293 return r; 294 } 295 296 /** 297 * vcn_v2_0_resume - resume VCN block 298 * 299 * @handle: amdgpu_device pointer 300 * 301 * Resume firmware and hw init VCN block 302 */ 303 static int vcn_v2_0_resume(void *handle) 304 { 305 int r; 306 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 307 308 r = amdgpu_vcn_resume(adev); 309 if (r) 310 return r; 311 312 r = vcn_v2_0_hw_init(adev); 313 314 return r; 315 } 316 317 /** 318 * vcn_v2_0_mc_resume - memory controller programming 319 * 320 * @adev: amdgpu_device pointer 321 * 322 * Let the VCN memory controller know it's offsets 323 */ 324 static void vcn_v2_0_mc_resume(struct amdgpu_device *adev) 325 { 326 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4); 327 uint32_t offset; 328 329 if (amdgpu_sriov_vf(adev)) 330 return; 331 332 /* cache window 0: fw */ 333 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 334 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 335 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo)); 336 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 337 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi)); 338 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 0); 339 offset = 0; 340 } else { 341 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW, 342 lower_32_bits(adev->vcn.inst->gpu_addr)); 343 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH, 344 upper_32_bits(adev->vcn.inst->gpu_addr)); 345 offset = size; 346 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET0, 347 AMDGPU_UVD_FIRMWARE_OFFSET >> 3); 348 } 349 350 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE0, size); 351 352 /* cache window 1: stack */ 353 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW, 354 lower_32_bits(adev->vcn.inst->gpu_addr + offset)); 355 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH, 356 upper_32_bits(adev->vcn.inst->gpu_addr + offset)); 357 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET1, 0); 358 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE1, AMDGPU_VCN_STACK_SIZE); 359 360 /* cache window 2: context */ 361 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW, 362 lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 363 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH, 364 upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE)); 365 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_OFFSET2, 0); 366 WREG32_SOC15(UVD, 0, mmUVD_VCPU_CACHE_SIZE2, AMDGPU_VCN_CONTEXT_SIZE); 367 368 /* non-cache window */ 369 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW, 370 lower_32_bits(adev->vcn.inst->fw_shared_gpu_addr)); 371 WREG32_SOC15(UVD, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH, 372 upper_32_bits(adev->vcn.inst->fw_shared_gpu_addr)); 373 WREG32_SOC15(UVD, 0, mmUVD_VCPU_NONCACHE_OFFSET0, 0); 374 WREG32_SOC15(UVD, 0, mmUVD_VCPU_NONCACHE_SIZE0, 375 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared))); 376 377 WREG32_SOC15(UVD, 0, mmUVD_GFX10_ADDR_CONFIG, adev->gfx.config.gb_addr_config); 378 } 379 380 static void vcn_v2_0_mc_resume_dpg_mode(struct amdgpu_device *adev, bool indirect) 381 { 382 uint32_t size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4); 383 uint32_t offset; 384 385 /* cache window 0: fw */ 386 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 387 if (!indirect) { 388 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 389 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 390 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_lo), 0, indirect); 391 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 392 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 393 (adev->firmware.ucode[AMDGPU_UCODE_ID_VCN].tmr_mc_addr_hi), 0, indirect); 394 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 395 UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect); 396 } else { 397 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 398 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 0, 0, indirect); 399 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 400 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 0, 0, indirect); 401 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 402 UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 0, 0, indirect); 403 } 404 offset = 0; 405 } else { 406 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 407 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 408 lower_32_bits(adev->vcn.inst->gpu_addr), 0, indirect); 409 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 410 UVD, 0, mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 411 upper_32_bits(adev->vcn.inst->gpu_addr), 0, indirect); 412 offset = size; 413 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 414 UVD, 0, mmUVD_VCPU_CACHE_OFFSET0), 415 AMDGPU_UVD_FIRMWARE_OFFSET >> 3, 0, indirect); 416 } 417 418 if (!indirect) 419 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 420 UVD, 0, mmUVD_VCPU_CACHE_SIZE0), size, 0, indirect); 421 else 422 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 423 UVD, 0, mmUVD_VCPU_CACHE_SIZE0), 0, 0, indirect); 424 425 /* cache window 1: stack */ 426 if (!indirect) { 427 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 428 UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 429 lower_32_bits(adev->vcn.inst->gpu_addr + offset), 0, indirect); 430 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 431 UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 432 upper_32_bits(adev->vcn.inst->gpu_addr + offset), 0, indirect); 433 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 434 UVD, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect); 435 } else { 436 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 437 UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 0, 0, indirect); 438 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 439 UVD, 0, mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 0, 0, indirect); 440 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 441 UVD, 0, mmUVD_VCPU_CACHE_OFFSET1), 0, 0, indirect); 442 } 443 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 444 UVD, 0, mmUVD_VCPU_CACHE_SIZE1), AMDGPU_VCN_STACK_SIZE, 0, indirect); 445 446 /* cache window 2: context */ 447 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 448 UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW), 449 lower_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect); 450 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 451 UVD, 0, mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH), 452 upper_32_bits(adev->vcn.inst->gpu_addr + offset + AMDGPU_VCN_STACK_SIZE), 0, indirect); 453 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 454 UVD, 0, mmUVD_VCPU_CACHE_OFFSET2), 0, 0, indirect); 455 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 456 UVD, 0, mmUVD_VCPU_CACHE_SIZE2), AMDGPU_VCN_CONTEXT_SIZE, 0, indirect); 457 458 /* non-cache window */ 459 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 460 UVD, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_LOW), 461 lower_32_bits(adev->vcn.inst->fw_shared_gpu_addr), 0, indirect); 462 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 463 UVD, 0, mmUVD_LMI_VCPU_NC0_64BIT_BAR_HIGH), 464 upper_32_bits(adev->vcn.inst->fw_shared_gpu_addr), 0, indirect); 465 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 466 UVD, 0, mmUVD_VCPU_NONCACHE_OFFSET0), 0, 0, indirect); 467 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 468 UVD, 0, mmUVD_VCPU_NONCACHE_SIZE0), 469 AMDGPU_GPU_PAGE_ALIGN(sizeof(struct amdgpu_fw_shared)), 0, indirect); 470 471 /* VCN global tiling registers */ 472 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 473 UVD, 0, mmUVD_GFX10_ADDR_CONFIG), adev->gfx.config.gb_addr_config, 0, indirect); 474 } 475 476 /** 477 * vcn_v2_0_disable_clock_gating - disable VCN clock gating 478 * 479 * @adev: amdgpu_device pointer 480 * 481 * Disable clock gating for VCN block 482 */ 483 static void vcn_v2_0_disable_clock_gating(struct amdgpu_device *adev) 484 { 485 uint32_t data; 486 487 if (amdgpu_sriov_vf(adev)) 488 return; 489 490 /* UVD disable CGC */ 491 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 492 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 493 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 494 else 495 data &= ~UVD_CGC_CTRL__DYN_CLOCK_MODE_MASK; 496 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 497 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 498 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 499 500 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_GATE); 501 data &= ~(UVD_CGC_GATE__SYS_MASK 502 | UVD_CGC_GATE__UDEC_MASK 503 | UVD_CGC_GATE__MPEG2_MASK 504 | UVD_CGC_GATE__REGS_MASK 505 | UVD_CGC_GATE__RBC_MASK 506 | UVD_CGC_GATE__LMI_MC_MASK 507 | UVD_CGC_GATE__LMI_UMC_MASK 508 | UVD_CGC_GATE__IDCT_MASK 509 | UVD_CGC_GATE__MPRD_MASK 510 | UVD_CGC_GATE__MPC_MASK 511 | UVD_CGC_GATE__LBSI_MASK 512 | UVD_CGC_GATE__LRBBM_MASK 513 | UVD_CGC_GATE__UDEC_RE_MASK 514 | UVD_CGC_GATE__UDEC_CM_MASK 515 | UVD_CGC_GATE__UDEC_IT_MASK 516 | UVD_CGC_GATE__UDEC_DB_MASK 517 | UVD_CGC_GATE__UDEC_MP_MASK 518 | UVD_CGC_GATE__WCB_MASK 519 | UVD_CGC_GATE__VCPU_MASK 520 | UVD_CGC_GATE__SCPU_MASK); 521 WREG32_SOC15(VCN, 0, mmUVD_CGC_GATE, data); 522 523 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 524 data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK 525 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 526 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 527 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 528 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 529 | UVD_CGC_CTRL__SYS_MODE_MASK 530 | UVD_CGC_CTRL__UDEC_MODE_MASK 531 | UVD_CGC_CTRL__MPEG2_MODE_MASK 532 | UVD_CGC_CTRL__REGS_MODE_MASK 533 | UVD_CGC_CTRL__RBC_MODE_MASK 534 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 535 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 536 | UVD_CGC_CTRL__IDCT_MODE_MASK 537 | UVD_CGC_CTRL__MPRD_MODE_MASK 538 | UVD_CGC_CTRL__MPC_MODE_MASK 539 | UVD_CGC_CTRL__LBSI_MODE_MASK 540 | UVD_CGC_CTRL__LRBBM_MODE_MASK 541 | UVD_CGC_CTRL__WCB_MODE_MASK 542 | UVD_CGC_CTRL__VCPU_MODE_MASK 543 | UVD_CGC_CTRL__SCPU_MODE_MASK); 544 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 545 546 /* turn on */ 547 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE); 548 data |= (UVD_SUVD_CGC_GATE__SRE_MASK 549 | UVD_SUVD_CGC_GATE__SIT_MASK 550 | UVD_SUVD_CGC_GATE__SMP_MASK 551 | UVD_SUVD_CGC_GATE__SCM_MASK 552 | UVD_SUVD_CGC_GATE__SDB_MASK 553 | UVD_SUVD_CGC_GATE__SRE_H264_MASK 554 | UVD_SUVD_CGC_GATE__SRE_HEVC_MASK 555 | UVD_SUVD_CGC_GATE__SIT_H264_MASK 556 | UVD_SUVD_CGC_GATE__SIT_HEVC_MASK 557 | UVD_SUVD_CGC_GATE__SCM_H264_MASK 558 | UVD_SUVD_CGC_GATE__SCM_HEVC_MASK 559 | UVD_SUVD_CGC_GATE__SDB_H264_MASK 560 | UVD_SUVD_CGC_GATE__SDB_HEVC_MASK 561 | UVD_SUVD_CGC_GATE__SCLR_MASK 562 | UVD_SUVD_CGC_GATE__UVD_SC_MASK 563 | UVD_SUVD_CGC_GATE__ENT_MASK 564 | UVD_SUVD_CGC_GATE__SIT_HEVC_DEC_MASK 565 | UVD_SUVD_CGC_GATE__SIT_HEVC_ENC_MASK 566 | UVD_SUVD_CGC_GATE__SITE_MASK 567 | UVD_SUVD_CGC_GATE__SRE_VP9_MASK 568 | UVD_SUVD_CGC_GATE__SCM_VP9_MASK 569 | UVD_SUVD_CGC_GATE__SIT_VP9_DEC_MASK 570 | UVD_SUVD_CGC_GATE__SDB_VP9_MASK 571 | UVD_SUVD_CGC_GATE__IME_HEVC_MASK); 572 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_GATE, data); 573 574 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL); 575 data &= ~(UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 576 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 577 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 578 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 579 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 580 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 581 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK 582 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 583 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 584 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK); 585 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data); 586 } 587 588 static void vcn_v2_0_clock_gating_dpg_mode(struct amdgpu_device *adev, 589 uint8_t sram_sel, uint8_t indirect) 590 { 591 uint32_t reg_data = 0; 592 593 /* enable sw clock gating control */ 594 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 595 reg_data = 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 596 else 597 reg_data = 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 598 reg_data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 599 reg_data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 600 reg_data &= ~(UVD_CGC_CTRL__UDEC_RE_MODE_MASK | 601 UVD_CGC_CTRL__UDEC_CM_MODE_MASK | 602 UVD_CGC_CTRL__UDEC_IT_MODE_MASK | 603 UVD_CGC_CTRL__UDEC_DB_MODE_MASK | 604 UVD_CGC_CTRL__UDEC_MP_MODE_MASK | 605 UVD_CGC_CTRL__SYS_MODE_MASK | 606 UVD_CGC_CTRL__UDEC_MODE_MASK | 607 UVD_CGC_CTRL__MPEG2_MODE_MASK | 608 UVD_CGC_CTRL__REGS_MODE_MASK | 609 UVD_CGC_CTRL__RBC_MODE_MASK | 610 UVD_CGC_CTRL__LMI_MC_MODE_MASK | 611 UVD_CGC_CTRL__LMI_UMC_MODE_MASK | 612 UVD_CGC_CTRL__IDCT_MODE_MASK | 613 UVD_CGC_CTRL__MPRD_MODE_MASK | 614 UVD_CGC_CTRL__MPC_MODE_MASK | 615 UVD_CGC_CTRL__LBSI_MODE_MASK | 616 UVD_CGC_CTRL__LRBBM_MODE_MASK | 617 UVD_CGC_CTRL__WCB_MODE_MASK | 618 UVD_CGC_CTRL__VCPU_MODE_MASK | 619 UVD_CGC_CTRL__SCPU_MODE_MASK); 620 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 621 UVD, 0, mmUVD_CGC_CTRL), reg_data, sram_sel, indirect); 622 623 /* turn off clock gating */ 624 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 625 UVD, 0, mmUVD_CGC_GATE), 0, sram_sel, indirect); 626 627 /* turn on SUVD clock gating */ 628 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 629 UVD, 0, mmUVD_SUVD_CGC_GATE), 1, sram_sel, indirect); 630 631 /* turn on sw mode in UVD_SUVD_CGC_CTRL */ 632 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 633 UVD, 0, mmUVD_SUVD_CGC_CTRL), 0, sram_sel, indirect); 634 } 635 636 /** 637 * vcn_v2_0_enable_clock_gating - enable VCN clock gating 638 * 639 * @adev: amdgpu_device pointer 640 * 641 * Enable clock gating for VCN block 642 */ 643 static void vcn_v2_0_enable_clock_gating(struct amdgpu_device *adev) 644 { 645 uint32_t data = 0; 646 647 if (amdgpu_sriov_vf(adev)) 648 return; 649 650 /* enable UVD CGC */ 651 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 652 if (adev->cg_flags & AMD_CG_SUPPORT_VCN_MGCG) 653 data |= 1 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 654 else 655 data |= 0 << UVD_CGC_CTRL__DYN_CLOCK_MODE__SHIFT; 656 data |= 1 << UVD_CGC_CTRL__CLK_GATE_DLY_TIMER__SHIFT; 657 data |= 4 << UVD_CGC_CTRL__CLK_OFF_DELAY__SHIFT; 658 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 659 660 data = RREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL); 661 data |= (UVD_CGC_CTRL__UDEC_RE_MODE_MASK 662 | UVD_CGC_CTRL__UDEC_CM_MODE_MASK 663 | UVD_CGC_CTRL__UDEC_IT_MODE_MASK 664 | UVD_CGC_CTRL__UDEC_DB_MODE_MASK 665 | UVD_CGC_CTRL__UDEC_MP_MODE_MASK 666 | UVD_CGC_CTRL__SYS_MODE_MASK 667 | UVD_CGC_CTRL__UDEC_MODE_MASK 668 | UVD_CGC_CTRL__MPEG2_MODE_MASK 669 | UVD_CGC_CTRL__REGS_MODE_MASK 670 | UVD_CGC_CTRL__RBC_MODE_MASK 671 | UVD_CGC_CTRL__LMI_MC_MODE_MASK 672 | UVD_CGC_CTRL__LMI_UMC_MODE_MASK 673 | UVD_CGC_CTRL__IDCT_MODE_MASK 674 | UVD_CGC_CTRL__MPRD_MODE_MASK 675 | UVD_CGC_CTRL__MPC_MODE_MASK 676 | UVD_CGC_CTRL__LBSI_MODE_MASK 677 | UVD_CGC_CTRL__LRBBM_MODE_MASK 678 | UVD_CGC_CTRL__WCB_MODE_MASK 679 | UVD_CGC_CTRL__VCPU_MODE_MASK 680 | UVD_CGC_CTRL__SCPU_MODE_MASK); 681 WREG32_SOC15(VCN, 0, mmUVD_CGC_CTRL, data); 682 683 data = RREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL); 684 data |= (UVD_SUVD_CGC_CTRL__SRE_MODE_MASK 685 | UVD_SUVD_CGC_CTRL__SIT_MODE_MASK 686 | UVD_SUVD_CGC_CTRL__SMP_MODE_MASK 687 | UVD_SUVD_CGC_CTRL__SCM_MODE_MASK 688 | UVD_SUVD_CGC_CTRL__SDB_MODE_MASK 689 | UVD_SUVD_CGC_CTRL__SCLR_MODE_MASK 690 | UVD_SUVD_CGC_CTRL__UVD_SC_MODE_MASK 691 | UVD_SUVD_CGC_CTRL__ENT_MODE_MASK 692 | UVD_SUVD_CGC_CTRL__IME_MODE_MASK 693 | UVD_SUVD_CGC_CTRL__SITE_MODE_MASK); 694 WREG32_SOC15(VCN, 0, mmUVD_SUVD_CGC_CTRL, data); 695 } 696 697 static void vcn_v2_0_disable_static_power_gating(struct amdgpu_device *adev) 698 { 699 uint32_t data = 0; 700 701 if (amdgpu_sriov_vf(adev)) 702 return; 703 704 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 705 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 706 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 707 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 708 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 709 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 710 | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 711 | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 712 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 713 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 714 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT); 715 716 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 717 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 718 UVD_PGFSM_STATUS__UVDM_UVDU_PWR_ON_2_0, 0xFFFFF); 719 } else { 720 data = (1 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 721 | 1 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 722 | 1 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 723 | 1 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 724 | 1 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 725 | 1 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 726 | 1 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 727 | 1 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 728 | 1 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 729 | 1 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT); 730 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 731 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, 0, 0xFFFFF); 732 } 733 734 /* polling UVD_PGFSM_STATUS to confirm UVDM_PWR_STATUS, 735 * UVDU_PWR_STATUS are 0 (power on) */ 736 737 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS); 738 data &= ~0x103; 739 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) 740 data |= UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON | 741 UVD_POWER_STATUS__UVD_PG_EN_MASK; 742 743 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data); 744 } 745 746 static void vcn_v2_0_enable_static_power_gating(struct amdgpu_device *adev) 747 { 748 uint32_t data = 0; 749 750 if (amdgpu_sriov_vf(adev)) 751 return; 752 753 if (adev->pg_flags & AMD_PG_SUPPORT_VCN) { 754 /* Before power off, this indicator has to be turned on */ 755 data = RREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS); 756 data &= ~UVD_POWER_STATUS__UVD_POWER_STATUS_MASK; 757 data |= UVD_POWER_STATUS__UVD_POWER_STATUS_TILES_OFF; 758 WREG32_SOC15(VCN, 0, mmUVD_POWER_STATUS, data); 759 760 761 data = (2 << UVD_PGFSM_CONFIG__UVDM_PWR_CONFIG__SHIFT 762 | 2 << UVD_PGFSM_CONFIG__UVDU_PWR_CONFIG__SHIFT 763 | 2 << UVD_PGFSM_CONFIG__UVDF_PWR_CONFIG__SHIFT 764 | 2 << UVD_PGFSM_CONFIG__UVDC_PWR_CONFIG__SHIFT 765 | 2 << UVD_PGFSM_CONFIG__UVDB_PWR_CONFIG__SHIFT 766 | 2 << UVD_PGFSM_CONFIG__UVDIL_PWR_CONFIG__SHIFT 767 | 2 << UVD_PGFSM_CONFIG__UVDIR_PWR_CONFIG__SHIFT 768 | 2 << UVD_PGFSM_CONFIG__UVDTD_PWR_CONFIG__SHIFT 769 | 2 << UVD_PGFSM_CONFIG__UVDTE_PWR_CONFIG__SHIFT 770 | 2 << UVD_PGFSM_CONFIG__UVDE_PWR_CONFIG__SHIFT); 771 772 WREG32_SOC15(VCN, 0, mmUVD_PGFSM_CONFIG, data); 773 774 data = (2 << UVD_PGFSM_STATUS__UVDM_PWR_STATUS__SHIFT 775 | 2 << UVD_PGFSM_STATUS__UVDU_PWR_STATUS__SHIFT 776 | 2 << UVD_PGFSM_STATUS__UVDF_PWR_STATUS__SHIFT 777 | 2 << UVD_PGFSM_STATUS__UVDC_PWR_STATUS__SHIFT 778 | 2 << UVD_PGFSM_STATUS__UVDB_PWR_STATUS__SHIFT 779 | 2 << UVD_PGFSM_STATUS__UVDIL_PWR_STATUS__SHIFT 780 | 2 << UVD_PGFSM_STATUS__UVDIR_PWR_STATUS__SHIFT 781 | 2 << UVD_PGFSM_STATUS__UVDTD_PWR_STATUS__SHIFT 782 | 2 << UVD_PGFSM_STATUS__UVDTE_PWR_STATUS__SHIFT 783 | 2 << UVD_PGFSM_STATUS__UVDE_PWR_STATUS__SHIFT); 784 SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_PGFSM_STATUS, data, 0xFFFFF); 785 } 786 } 787 788 static int vcn_v2_0_start_dpg_mode(struct amdgpu_device *adev, bool indirect) 789 { 790 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared_cpu_addr; 791 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 792 uint32_t rb_bufsz, tmp; 793 794 vcn_v2_0_enable_static_power_gating(adev); 795 796 /* enable dynamic power gating mode */ 797 tmp = RREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS); 798 tmp |= UVD_POWER_STATUS__UVD_PG_MODE_MASK; 799 tmp |= UVD_POWER_STATUS__UVD_PG_EN_MASK; 800 WREG32_SOC15(UVD, 0, mmUVD_POWER_STATUS, tmp); 801 802 if (indirect) 803 adev->vcn.inst->dpg_sram_curr_addr = (uint32_t *)adev->vcn.inst->dpg_sram_cpu_addr; 804 805 /* enable clock gating */ 806 vcn_v2_0_clock_gating_dpg_mode(adev, 0, indirect); 807 808 /* enable VCPU clock */ 809 tmp = (0xFF << UVD_VCPU_CNTL__PRB_TIMEOUT_VAL__SHIFT); 810 tmp |= UVD_VCPU_CNTL__CLK_EN_MASK; 811 tmp |= UVD_VCPU_CNTL__MIF_WR_LOW_THRESHOLD_BP_MASK; 812 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 813 UVD, 0, mmUVD_VCPU_CNTL), tmp, 0, indirect); 814 815 /* disable master interupt */ 816 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 817 UVD, 0, mmUVD_MASTINT_EN), 0, 0, indirect); 818 819 /* setup mmUVD_LMI_CTRL */ 820 tmp = (UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 821 UVD_LMI_CTRL__REQ_MODE_MASK | 822 UVD_LMI_CTRL__CRC_RESET_MASK | 823 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 824 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 825 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK | 826 (8 << UVD_LMI_CTRL__WRITE_CLEAN_TIMER__SHIFT) | 827 0x00100000L); 828 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 829 UVD, 0, mmUVD_LMI_CTRL), tmp, 0, indirect); 830 831 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 832 UVD, 0, mmUVD_MPC_CNTL), 833 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT, 0, indirect); 834 835 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 836 UVD, 0, mmUVD_MPC_SET_MUXA0), 837 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 838 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 839 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 840 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT)), 0, indirect); 841 842 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 843 UVD, 0, mmUVD_MPC_SET_MUXB0), 844 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 845 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 846 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 847 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT)), 0, indirect); 848 849 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 850 UVD, 0, mmUVD_MPC_SET_MUX), 851 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 852 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 853 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT)), 0, indirect); 854 855 vcn_v2_0_mc_resume_dpg_mode(adev, indirect); 856 857 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 858 UVD, 0, mmUVD_REG_XX_MASK), 0x10, 0, indirect); 859 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 860 UVD, 0, mmUVD_RBC_XX_IB_REG_CHECK), 0x3, 0, indirect); 861 862 /* release VCPU reset to boot */ 863 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 864 UVD, 0, mmUVD_SOFT_RESET), 0, 0, indirect); 865 866 /* enable LMI MC and UMC channels */ 867 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 868 UVD, 0, mmUVD_LMI_CTRL2), 869 0x1F << UVD_LMI_CTRL2__RE_OFLD_MIF_WR_REQ_NUM__SHIFT, 0, indirect); 870 871 /* enable master interrupt */ 872 WREG32_SOC15_DPG_MODE(0, SOC15_DPG_MODE_OFFSET( 873 UVD, 0, mmUVD_MASTINT_EN), 874 UVD_MASTINT_EN__VCPU_EN_MASK, 0, indirect); 875 876 if (indirect) 877 psp_update_vcn_sram(adev, 0, adev->vcn.inst->dpg_sram_gpu_addr, 878 (uint32_t)((uintptr_t)adev->vcn.inst->dpg_sram_curr_addr - 879 (uintptr_t)adev->vcn.inst->dpg_sram_cpu_addr)); 880 881 /* force RBC into idle state */ 882 rb_bufsz = order_base_2(ring->ring_size); 883 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 884 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 885 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 886 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 887 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 888 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp); 889 890 /* Stall DPG before WPTR/RPTR reset */ 891 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 892 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK, 893 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK); 894 fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET; 895 896 /* set the write pointer delay */ 897 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR_CNTL, 0); 898 899 /* set the wb address */ 900 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR_ADDR, 901 (upper_32_bits(ring->gpu_addr) >> 2)); 902 903 /* program the RB_BASE for ring buffer */ 904 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 905 lower_32_bits(ring->gpu_addr)); 906 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 907 upper_32_bits(ring->gpu_addr)); 908 909 /* Initialize the ring buffer's read and write pointers */ 910 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0); 911 912 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 0); 913 914 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 915 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 916 lower_32_bits(ring->wptr)); 917 918 fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET; 919 /* Unstall DPG */ 920 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 921 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK); 922 return 0; 923 } 924 925 static int vcn_v2_0_start(struct amdgpu_device *adev) 926 { 927 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared_cpu_addr; 928 struct amdgpu_ring *ring = &adev->vcn.inst->ring_dec; 929 uint32_t rb_bufsz, tmp; 930 uint32_t lmi_swap_cntl; 931 int i, j, r; 932 933 if (adev->pm.dpm_enabled) 934 amdgpu_dpm_enable_uvd(adev, true); 935 936 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 937 return vcn_v2_0_start_dpg_mode(adev, adev->vcn.indirect_sram); 938 939 vcn_v2_0_disable_static_power_gating(adev); 940 941 /* set uvd status busy */ 942 tmp = RREG32_SOC15(UVD, 0, mmUVD_STATUS) | UVD_STATUS__UVD_BUSY; 943 WREG32_SOC15(UVD, 0, mmUVD_STATUS, tmp); 944 945 /*SW clock gating */ 946 vcn_v2_0_disable_clock_gating(adev); 947 948 /* enable VCPU clock */ 949 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 950 UVD_VCPU_CNTL__CLK_EN_MASK, ~UVD_VCPU_CNTL__CLK_EN_MASK); 951 952 /* disable master interrupt */ 953 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 0, 954 ~UVD_MASTINT_EN__VCPU_EN_MASK); 955 956 /* setup mmUVD_LMI_CTRL */ 957 tmp = RREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL); 958 WREG32_SOC15(UVD, 0, mmUVD_LMI_CTRL, tmp | 959 UVD_LMI_CTRL__WRITE_CLEAN_TIMER_EN_MASK | 960 UVD_LMI_CTRL__MASK_MC_URGENT_MASK | 961 UVD_LMI_CTRL__DATA_COHERENCY_EN_MASK | 962 UVD_LMI_CTRL__VCPU_DATA_COHERENCY_EN_MASK); 963 964 /* setup mmUVD_MPC_CNTL */ 965 tmp = RREG32_SOC15(UVD, 0, mmUVD_MPC_CNTL); 966 tmp &= ~UVD_MPC_CNTL__REPLACEMENT_MODE_MASK; 967 tmp |= 0x2 << UVD_MPC_CNTL__REPLACEMENT_MODE__SHIFT; 968 WREG32_SOC15(VCN, 0, mmUVD_MPC_CNTL, tmp); 969 970 /* setup UVD_MPC_SET_MUXA0 */ 971 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXA0, 972 ((0x1 << UVD_MPC_SET_MUXA0__VARA_1__SHIFT) | 973 (0x2 << UVD_MPC_SET_MUXA0__VARA_2__SHIFT) | 974 (0x3 << UVD_MPC_SET_MUXA0__VARA_3__SHIFT) | 975 (0x4 << UVD_MPC_SET_MUXA0__VARA_4__SHIFT))); 976 977 /* setup UVD_MPC_SET_MUXB0 */ 978 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUXB0, 979 ((0x1 << UVD_MPC_SET_MUXB0__VARB_1__SHIFT) | 980 (0x2 << UVD_MPC_SET_MUXB0__VARB_2__SHIFT) | 981 (0x3 << UVD_MPC_SET_MUXB0__VARB_3__SHIFT) | 982 (0x4 << UVD_MPC_SET_MUXB0__VARB_4__SHIFT))); 983 984 /* setup mmUVD_MPC_SET_MUX */ 985 WREG32_SOC15(UVD, 0, mmUVD_MPC_SET_MUX, 986 ((0x0 << UVD_MPC_SET_MUX__SET_0__SHIFT) | 987 (0x1 << UVD_MPC_SET_MUX__SET_1__SHIFT) | 988 (0x2 << UVD_MPC_SET_MUX__SET_2__SHIFT))); 989 990 vcn_v2_0_mc_resume(adev); 991 992 /* release VCPU reset to boot */ 993 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, 994 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 995 996 /* enable LMI MC and UMC channels */ 997 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_LMI_CTRL2), 0, 998 ~UVD_LMI_CTRL2__STALL_ARB_UMC_MASK); 999 1000 tmp = RREG32_SOC15(VCN, 0, mmUVD_SOFT_RESET); 1001 tmp &= ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK; 1002 tmp &= ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK; 1003 WREG32_SOC15(VCN, 0, mmUVD_SOFT_RESET, tmp); 1004 1005 /* disable byte swapping */ 1006 lmi_swap_cntl = 0; 1007 #ifdef __BIG_ENDIAN 1008 /* swap (8 in 32) RB and IB */ 1009 lmi_swap_cntl = 0xa; 1010 #endif 1011 WREG32_SOC15(UVD, 0, mmUVD_LMI_SWAP_CNTL, lmi_swap_cntl); 1012 1013 for (i = 0; i < 10; ++i) { 1014 uint32_t status; 1015 1016 for (j = 0; j < 100; ++j) { 1017 status = RREG32_SOC15(UVD, 0, mmUVD_STATUS); 1018 if (status & 2) 1019 break; 1020 mdelay(10); 1021 } 1022 r = 0; 1023 if (status & 2) 1024 break; 1025 1026 DRM_ERROR("VCN decode not responding, trying to reset the VCPU!!!\n"); 1027 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1028 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 1029 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1030 mdelay(10); 1031 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 0, 1032 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1033 mdelay(10); 1034 r = -1; 1035 } 1036 1037 if (r) { 1038 DRM_ERROR("VCN decode not responding, giving up!!!\n"); 1039 return r; 1040 } 1041 1042 /* enable master interrupt */ 1043 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_MASTINT_EN), 1044 UVD_MASTINT_EN__VCPU_EN_MASK, 1045 ~UVD_MASTINT_EN__VCPU_EN_MASK); 1046 1047 /* clear the busy bit of VCN_STATUS */ 1048 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_STATUS), 0, 1049 ~(2 << UVD_STATUS__VCPU_REPORT__SHIFT)); 1050 1051 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_VMID, 0); 1052 1053 /* force RBC into idle state */ 1054 rb_bufsz = order_base_2(ring->ring_size); 1055 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, rb_bufsz); 1056 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1057 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1058 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1059 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1060 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_CNTL, tmp); 1061 1062 fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET; 1063 /* program the RB_BASE for ring buffer */ 1064 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_LOW, 1065 lower_32_bits(ring->gpu_addr)); 1066 WREG32_SOC15(UVD, 0, mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH, 1067 upper_32_bits(ring->gpu_addr)); 1068 1069 /* Initialize the ring buffer's read and write pointers */ 1070 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR, 0); 1071 1072 ring->wptr = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 1073 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1074 lower_32_bits(ring->wptr)); 1075 fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET; 1076 1077 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET; 1078 ring = &adev->vcn.inst->ring_enc[0]; 1079 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1080 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1081 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr); 1082 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1083 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4); 1084 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET; 1085 1086 fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET; 1087 ring = &adev->vcn.inst->ring_enc[1]; 1088 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1089 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1090 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1091 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1092 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); 1093 fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET; 1094 1095 return 0; 1096 } 1097 1098 static int vcn_v2_0_stop_dpg_mode(struct amdgpu_device *adev) 1099 { 1100 uint32_t tmp; 1101 1102 /* Wait for power status to be 1 */ 1103 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1, 1104 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1105 1106 /* wait for read ptr to be equal to write ptr */ 1107 tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); 1108 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR, tmp, 0xFFFFFFFF); 1109 1110 tmp = RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); 1111 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RB_RPTR2, tmp, 0xFFFFFFFF); 1112 1113 tmp = RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR) & 0x7FFFFFFF; 1114 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_RBC_RB_RPTR, tmp, 0xFFFFFFFF); 1115 1116 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1, 1117 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1118 1119 /* disable dynamic power gating mode */ 1120 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 0, 1121 ~UVD_POWER_STATUS__UVD_PG_MODE_MASK); 1122 1123 return 0; 1124 } 1125 1126 static int vcn_v2_0_stop(struct amdgpu_device *adev) 1127 { 1128 uint32_t tmp; 1129 int r; 1130 1131 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) { 1132 r = vcn_v2_0_stop_dpg_mode(adev); 1133 if (r) 1134 return r; 1135 goto power_off; 1136 } 1137 1138 /* wait for uvd idle */ 1139 r = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 0x7); 1140 if (r) 1141 return r; 1142 1143 tmp = UVD_LMI_STATUS__VCPU_LMI_WRITE_CLEAN_MASK | 1144 UVD_LMI_STATUS__READ_CLEAN_MASK | 1145 UVD_LMI_STATUS__WRITE_CLEAN_MASK | 1146 UVD_LMI_STATUS__WRITE_CLEAN_RAW_MASK; 1147 r = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_LMI_STATUS, tmp, tmp); 1148 if (r) 1149 return r; 1150 1151 /* stall UMC channel */ 1152 tmp = RREG32_SOC15(VCN, 0, mmUVD_LMI_CTRL2); 1153 tmp |= UVD_LMI_CTRL2__STALL_ARB_UMC_MASK; 1154 WREG32_SOC15(VCN, 0, mmUVD_LMI_CTRL2, tmp); 1155 1156 tmp = UVD_LMI_STATUS__UMC_READ_CLEAN_RAW_MASK| 1157 UVD_LMI_STATUS__UMC_WRITE_CLEAN_RAW_MASK; 1158 r = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_LMI_STATUS, tmp, tmp); 1159 if (r) 1160 return r; 1161 1162 /* disable VCPU clock */ 1163 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_VCPU_CNTL), 0, 1164 ~(UVD_VCPU_CNTL__CLK_EN_MASK)); 1165 1166 /* reset LMI UMC */ 1167 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1168 UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK, 1169 ~UVD_SOFT_RESET__LMI_UMC_SOFT_RESET_MASK); 1170 1171 /* reset LMI */ 1172 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1173 UVD_SOFT_RESET__LMI_SOFT_RESET_MASK, 1174 ~UVD_SOFT_RESET__LMI_SOFT_RESET_MASK); 1175 1176 /* reset VCPU */ 1177 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_SOFT_RESET), 1178 UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK, 1179 ~UVD_SOFT_RESET__VCPU_SOFT_RESET_MASK); 1180 1181 /* clear status */ 1182 WREG32_SOC15(VCN, 0, mmUVD_STATUS, 0); 1183 1184 vcn_v2_0_enable_clock_gating(adev); 1185 vcn_v2_0_enable_static_power_gating(adev); 1186 1187 power_off: 1188 if (adev->pm.dpm_enabled) 1189 amdgpu_dpm_enable_uvd(adev, false); 1190 1191 return 0; 1192 } 1193 1194 static int vcn_v2_0_pause_dpg_mode(struct amdgpu_device *adev, 1195 int inst_idx, struct dpg_pause_state *new_state) 1196 { 1197 struct amdgpu_ring *ring; 1198 uint32_t reg_data = 0; 1199 int ret_code; 1200 1201 /* pause/unpause if state is changed */ 1202 if (adev->vcn.inst[inst_idx].pause_state.fw_based != new_state->fw_based) { 1203 DRM_DEBUG("dpg pause state changed %d -> %d", 1204 adev->vcn.inst[inst_idx].pause_state.fw_based, new_state->fw_based); 1205 reg_data = RREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE) & 1206 (~UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1207 1208 if (new_state->fw_based == VCN_DPG_STATE__PAUSE) { 1209 ret_code = SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 0x1, 1210 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1211 1212 if (!ret_code) { 1213 volatile struct amdgpu_fw_shared *fw_shared = adev->vcn.inst->fw_shared_cpu_addr; 1214 /* pause DPG */ 1215 reg_data |= UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1216 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1217 1218 /* wait for ACK */ 1219 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_DPG_PAUSE, 1220 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK, 1221 UVD_DPG_PAUSE__NJ_PAUSE_DPG_ACK_MASK); 1222 1223 /* Stall DPG before WPTR/RPTR reset */ 1224 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 1225 UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK, 1226 ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK); 1227 /* Restore */ 1228 fw_shared->multi_queue.encode_generalpurpose_queue_mode |= FW_QUEUE_RING_RESET; 1229 ring = &adev->vcn.inst->ring_enc[0]; 1230 ring->wptr = 0; 1231 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO, ring->gpu_addr); 1232 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI, upper_32_bits(ring->gpu_addr)); 1233 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE, ring->ring_size / 4); 1234 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR, lower_32_bits(ring->wptr)); 1235 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1236 fw_shared->multi_queue.encode_generalpurpose_queue_mode &= ~FW_QUEUE_RING_RESET; 1237 1238 fw_shared->multi_queue.encode_lowlatency_queue_mode |= FW_QUEUE_RING_RESET; 1239 ring = &adev->vcn.inst->ring_enc[1]; 1240 ring->wptr = 0; 1241 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_LO2, ring->gpu_addr); 1242 WREG32_SOC15(UVD, 0, mmUVD_RB_BASE_HI2, upper_32_bits(ring->gpu_addr)); 1243 WREG32_SOC15(UVD, 0, mmUVD_RB_SIZE2, ring->ring_size / 4); 1244 WREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2, lower_32_bits(ring->wptr)); 1245 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1246 fw_shared->multi_queue.encode_lowlatency_queue_mode &= ~FW_QUEUE_RING_RESET; 1247 1248 fw_shared->multi_queue.decode_queue_mode |= FW_QUEUE_RING_RESET; 1249 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, 1250 RREG32_SOC15(UVD, 0, mmUVD_SCRATCH2) & 0x7FFFFFFF); 1251 fw_shared->multi_queue.decode_queue_mode &= ~FW_QUEUE_RING_RESET; 1252 /* Unstall DPG */ 1253 WREG32_P(SOC15_REG_OFFSET(UVD, 0, mmUVD_POWER_STATUS), 1254 0, ~UVD_POWER_STATUS__STALL_DPG_POWER_UP_MASK); 1255 1256 SOC15_WAIT_ON_RREG(UVD, 0, mmUVD_POWER_STATUS, 1257 UVD_PGFSM_CONFIG__UVDM_UVDU_PWR_ON, 1258 UVD_POWER_STATUS__UVD_POWER_STATUS_MASK); 1259 } 1260 } else { 1261 /* unpause dpg, no need to wait */ 1262 reg_data &= ~UVD_DPG_PAUSE__NJ_PAUSE_DPG_REQ_MASK; 1263 WREG32_SOC15(UVD, 0, mmUVD_DPG_PAUSE, reg_data); 1264 } 1265 adev->vcn.inst[inst_idx].pause_state.fw_based = new_state->fw_based; 1266 } 1267 1268 return 0; 1269 } 1270 1271 static bool vcn_v2_0_is_idle(void *handle) 1272 { 1273 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1274 1275 return (RREG32_SOC15(VCN, 0, mmUVD_STATUS) == UVD_STATUS__IDLE); 1276 } 1277 1278 static int vcn_v2_0_wait_for_idle(void *handle) 1279 { 1280 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1281 int ret; 1282 1283 ret = SOC15_WAIT_ON_RREG(VCN, 0, mmUVD_STATUS, UVD_STATUS__IDLE, 1284 UVD_STATUS__IDLE); 1285 1286 return ret; 1287 } 1288 1289 static int vcn_v2_0_set_clockgating_state(void *handle, 1290 enum amd_clockgating_state state) 1291 { 1292 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1293 bool enable = (state == AMD_CG_STATE_GATE); 1294 1295 if (amdgpu_sriov_vf(adev)) 1296 return 0; 1297 1298 if (enable) { 1299 /* wait for STATUS to clear */ 1300 if (!vcn_v2_0_is_idle(handle)) 1301 return -EBUSY; 1302 vcn_v2_0_enable_clock_gating(adev); 1303 } else { 1304 /* disable HW gating and enable Sw gating */ 1305 vcn_v2_0_disable_clock_gating(adev); 1306 } 1307 return 0; 1308 } 1309 1310 /** 1311 * vcn_v2_0_dec_ring_get_rptr - get read pointer 1312 * 1313 * @ring: amdgpu_ring pointer 1314 * 1315 * Returns the current hardware read pointer 1316 */ 1317 static uint64_t vcn_v2_0_dec_ring_get_rptr(struct amdgpu_ring *ring) 1318 { 1319 struct amdgpu_device *adev = ring->adev; 1320 1321 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_RPTR); 1322 } 1323 1324 /** 1325 * vcn_v2_0_dec_ring_get_wptr - get write pointer 1326 * 1327 * @ring: amdgpu_ring pointer 1328 * 1329 * Returns the current hardware write pointer 1330 */ 1331 static uint64_t vcn_v2_0_dec_ring_get_wptr(struct amdgpu_ring *ring) 1332 { 1333 struct amdgpu_device *adev = ring->adev; 1334 1335 if (ring->use_doorbell) 1336 return adev->wb.wb[ring->wptr_offs]; 1337 else 1338 return RREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR); 1339 } 1340 1341 /** 1342 * vcn_v2_0_dec_ring_set_wptr - set write pointer 1343 * 1344 * @ring: amdgpu_ring pointer 1345 * 1346 * Commits the write pointer to the hardware 1347 */ 1348 static void vcn_v2_0_dec_ring_set_wptr(struct amdgpu_ring *ring) 1349 { 1350 struct amdgpu_device *adev = ring->adev; 1351 1352 if (adev->pg_flags & AMD_PG_SUPPORT_VCN_DPG) 1353 WREG32_SOC15(UVD, 0, mmUVD_SCRATCH2, 1354 lower_32_bits(ring->wptr) | 0x80000000); 1355 1356 if (ring->use_doorbell) { 1357 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr); 1358 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 1359 } else { 1360 WREG32_SOC15(UVD, 0, mmUVD_RBC_RB_WPTR, lower_32_bits(ring->wptr)); 1361 } 1362 } 1363 1364 /** 1365 * vcn_v2_0_dec_ring_insert_start - insert a start command 1366 * 1367 * @ring: amdgpu_ring pointer 1368 * 1369 * Write a start command to the ring. 1370 */ 1371 void vcn_v2_0_dec_ring_insert_start(struct amdgpu_ring *ring) 1372 { 1373 struct amdgpu_device *adev = ring->adev; 1374 1375 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data0, 0)); 1376 amdgpu_ring_write(ring, 0); 1377 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1378 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_PACKET_START << 1)); 1379 } 1380 1381 /** 1382 * vcn_v2_0_dec_ring_insert_end - insert a end command 1383 * 1384 * @ring: amdgpu_ring pointer 1385 * 1386 * Write a end command to the ring. 1387 */ 1388 void vcn_v2_0_dec_ring_insert_end(struct amdgpu_ring *ring) 1389 { 1390 struct amdgpu_device *adev = ring->adev; 1391 1392 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1393 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_PACKET_END << 1)); 1394 } 1395 1396 /** 1397 * vcn_v2_0_dec_ring_insert_nop - insert a nop command 1398 * 1399 * @ring: amdgpu_ring pointer 1400 * @count: the number of NOP packets to insert 1401 * 1402 * Write a nop command to the ring. 1403 */ 1404 void vcn_v2_0_dec_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count) 1405 { 1406 struct amdgpu_device *adev = ring->adev; 1407 int i; 1408 1409 WARN_ON(ring->wptr % 2 || count % 2); 1410 1411 for (i = 0; i < count / 2; i++) { 1412 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.nop, 0)); 1413 amdgpu_ring_write(ring, 0); 1414 } 1415 } 1416 1417 /** 1418 * vcn_v2_0_dec_ring_emit_fence - emit an fence & trap command 1419 * 1420 * @ring: amdgpu_ring pointer 1421 * @addr: address 1422 * @seq: sequence number 1423 * @flags: fence related flags 1424 * 1425 * Write a fence and a trap command to the ring. 1426 */ 1427 void vcn_v2_0_dec_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq, 1428 unsigned flags) 1429 { 1430 struct amdgpu_device *adev = ring->adev; 1431 1432 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1433 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.context_id, 0)); 1434 amdgpu_ring_write(ring, seq); 1435 1436 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data0, 0)); 1437 amdgpu_ring_write(ring, addr & 0xffffffff); 1438 1439 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data1, 0)); 1440 amdgpu_ring_write(ring, upper_32_bits(addr) & 0xff); 1441 1442 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1443 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_FENCE << 1)); 1444 1445 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data0, 0)); 1446 amdgpu_ring_write(ring, 0); 1447 1448 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data1, 0)); 1449 amdgpu_ring_write(ring, 0); 1450 1451 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1452 1453 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_TRAP << 1)); 1454 } 1455 1456 /** 1457 * vcn_v2_0_dec_ring_emit_ib - execute indirect buffer 1458 * 1459 * @ring: amdgpu_ring pointer 1460 * @job: job to retrieve vmid from 1461 * @ib: indirect buffer to execute 1462 * @flags: unused 1463 * 1464 * Write ring commands to execute the indirect buffer 1465 */ 1466 void vcn_v2_0_dec_ring_emit_ib(struct amdgpu_ring *ring, 1467 struct amdgpu_job *job, 1468 struct amdgpu_ib *ib, 1469 uint32_t flags) 1470 { 1471 struct amdgpu_device *adev = ring->adev; 1472 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1473 1474 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.ib_vmid, 0)); 1475 amdgpu_ring_write(ring, vmid); 1476 1477 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.ib_bar_low, 0)); 1478 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1479 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.ib_bar_high, 0)); 1480 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1481 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.ib_size, 0)); 1482 amdgpu_ring_write(ring, ib->length_dw); 1483 } 1484 1485 void vcn_v2_0_dec_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg, 1486 uint32_t val, uint32_t mask) 1487 { 1488 struct amdgpu_device *adev = ring->adev; 1489 1490 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data0, 0)); 1491 amdgpu_ring_write(ring, reg << 2); 1492 1493 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data1, 0)); 1494 amdgpu_ring_write(ring, val); 1495 1496 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.gp_scratch8, 0)); 1497 amdgpu_ring_write(ring, mask); 1498 1499 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1500 1501 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_REG_READ_COND_WAIT << 1)); 1502 } 1503 1504 void vcn_v2_0_dec_ring_emit_vm_flush(struct amdgpu_ring *ring, 1505 unsigned vmid, uint64_t pd_addr) 1506 { 1507 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1508 uint32_t data0, data1, mask; 1509 1510 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1511 1512 /* wait for register write */ 1513 data0 = hub->ctx0_ptb_addr_lo32 + vmid * hub->ctx_addr_distance; 1514 data1 = lower_32_bits(pd_addr); 1515 mask = 0xffffffff; 1516 vcn_v2_0_dec_ring_emit_reg_wait(ring, data0, data1, mask); 1517 } 1518 1519 void vcn_v2_0_dec_ring_emit_wreg(struct amdgpu_ring *ring, 1520 uint32_t reg, uint32_t val) 1521 { 1522 struct amdgpu_device *adev = ring->adev; 1523 1524 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data0, 0)); 1525 amdgpu_ring_write(ring, reg << 2); 1526 1527 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.data1, 0)); 1528 amdgpu_ring_write(ring, val); 1529 1530 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1531 1532 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_WRITE_REG << 1)); 1533 } 1534 1535 /** 1536 * vcn_v2_0_enc_ring_get_rptr - get enc read pointer 1537 * 1538 * @ring: amdgpu_ring pointer 1539 * 1540 * Returns the current hardware enc read pointer 1541 */ 1542 static uint64_t vcn_v2_0_enc_ring_get_rptr(struct amdgpu_ring *ring) 1543 { 1544 struct amdgpu_device *adev = ring->adev; 1545 1546 if (ring == &adev->vcn.inst->ring_enc[0]) 1547 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR); 1548 else 1549 return RREG32_SOC15(UVD, 0, mmUVD_RB_RPTR2); 1550 } 1551 1552 /** 1553 * vcn_v2_0_enc_ring_get_wptr - get enc write pointer 1554 * 1555 * @ring: amdgpu_ring pointer 1556 * 1557 * Returns the current hardware enc write pointer 1558 */ 1559 static uint64_t vcn_v2_0_enc_ring_get_wptr(struct amdgpu_ring *ring) 1560 { 1561 struct amdgpu_device *adev = ring->adev; 1562 1563 if (ring == &adev->vcn.inst->ring_enc[0]) { 1564 if (ring->use_doorbell) 1565 return adev->wb.wb[ring->wptr_offs]; 1566 else 1567 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR); 1568 } else { 1569 if (ring->use_doorbell) 1570 return adev->wb.wb[ring->wptr_offs]; 1571 else 1572 return RREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2); 1573 } 1574 } 1575 1576 /** 1577 * vcn_v2_0_enc_ring_set_wptr - set enc write pointer 1578 * 1579 * @ring: amdgpu_ring pointer 1580 * 1581 * Commits the enc write pointer to the hardware 1582 */ 1583 static void vcn_v2_0_enc_ring_set_wptr(struct amdgpu_ring *ring) 1584 { 1585 struct amdgpu_device *adev = ring->adev; 1586 1587 if (ring == &adev->vcn.inst->ring_enc[0]) { 1588 if (ring->use_doorbell) { 1589 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr); 1590 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 1591 } else { 1592 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR, lower_32_bits(ring->wptr)); 1593 } 1594 } else { 1595 if (ring->use_doorbell) { 1596 adev->wb.wb[ring->wptr_offs] = lower_32_bits(ring->wptr); 1597 WDOORBELL32(ring->doorbell_index, lower_32_bits(ring->wptr)); 1598 } else { 1599 WREG32_SOC15(UVD, 0, mmUVD_RB_WPTR2, lower_32_bits(ring->wptr)); 1600 } 1601 } 1602 } 1603 1604 /** 1605 * vcn_v2_0_enc_ring_emit_fence - emit an enc fence & trap command 1606 * 1607 * @ring: amdgpu_ring pointer 1608 * @addr: address 1609 * @seq: sequence number 1610 * @flags: fence related flags 1611 * 1612 * Write enc a fence and a trap command to the ring. 1613 */ 1614 void vcn_v2_0_enc_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, 1615 u64 seq, unsigned flags) 1616 { 1617 WARN_ON(flags & AMDGPU_FENCE_FLAG_64BIT); 1618 1619 amdgpu_ring_write(ring, VCN_ENC_CMD_FENCE); 1620 amdgpu_ring_write(ring, addr); 1621 amdgpu_ring_write(ring, upper_32_bits(addr)); 1622 amdgpu_ring_write(ring, seq); 1623 amdgpu_ring_write(ring, VCN_ENC_CMD_TRAP); 1624 } 1625 1626 void vcn_v2_0_enc_ring_insert_end(struct amdgpu_ring *ring) 1627 { 1628 amdgpu_ring_write(ring, VCN_ENC_CMD_END); 1629 } 1630 1631 /** 1632 * vcn_v2_0_enc_ring_emit_ib - enc execute indirect buffer 1633 * 1634 * @ring: amdgpu_ring pointer 1635 * @job: job to retrive vmid from 1636 * @ib: indirect buffer to execute 1637 * @flags: unused 1638 * 1639 * Write enc ring commands to execute the indirect buffer 1640 */ 1641 void vcn_v2_0_enc_ring_emit_ib(struct amdgpu_ring *ring, 1642 struct amdgpu_job *job, 1643 struct amdgpu_ib *ib, 1644 uint32_t flags) 1645 { 1646 unsigned vmid = AMDGPU_JOB_GET_VMID(job); 1647 1648 amdgpu_ring_write(ring, VCN_ENC_CMD_IB); 1649 amdgpu_ring_write(ring, vmid); 1650 amdgpu_ring_write(ring, lower_32_bits(ib->gpu_addr)); 1651 amdgpu_ring_write(ring, upper_32_bits(ib->gpu_addr)); 1652 amdgpu_ring_write(ring, ib->length_dw); 1653 } 1654 1655 void vcn_v2_0_enc_ring_emit_reg_wait(struct amdgpu_ring *ring, uint32_t reg, 1656 uint32_t val, uint32_t mask) 1657 { 1658 amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WAIT); 1659 amdgpu_ring_write(ring, reg << 2); 1660 amdgpu_ring_write(ring, mask); 1661 amdgpu_ring_write(ring, val); 1662 } 1663 1664 void vcn_v2_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring, 1665 unsigned int vmid, uint64_t pd_addr) 1666 { 1667 struct amdgpu_vmhub *hub = &ring->adev->vmhub[ring->funcs->vmhub]; 1668 1669 pd_addr = amdgpu_gmc_emit_flush_gpu_tlb(ring, vmid, pd_addr); 1670 1671 /* wait for reg writes */ 1672 vcn_v2_0_enc_ring_emit_reg_wait(ring, hub->ctx0_ptb_addr_lo32 + 1673 vmid * hub->ctx_addr_distance, 1674 lower_32_bits(pd_addr), 0xffffffff); 1675 } 1676 1677 void vcn_v2_0_enc_ring_emit_wreg(struct amdgpu_ring *ring, uint32_t reg, uint32_t val) 1678 { 1679 amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE); 1680 amdgpu_ring_write(ring, reg << 2); 1681 amdgpu_ring_write(ring, val); 1682 } 1683 1684 static int vcn_v2_0_set_interrupt_state(struct amdgpu_device *adev, 1685 struct amdgpu_irq_src *source, 1686 unsigned type, 1687 enum amdgpu_interrupt_state state) 1688 { 1689 return 0; 1690 } 1691 1692 static int vcn_v2_0_process_interrupt(struct amdgpu_device *adev, 1693 struct amdgpu_irq_src *source, 1694 struct amdgpu_iv_entry *entry) 1695 { 1696 DRM_DEBUG("IH: VCN TRAP\n"); 1697 1698 switch (entry->src_id) { 1699 case VCN_2_0__SRCID__UVD_SYSTEM_MESSAGE_INTERRUPT: 1700 amdgpu_fence_process(&adev->vcn.inst->ring_dec); 1701 break; 1702 case VCN_2_0__SRCID__UVD_ENC_GENERAL_PURPOSE: 1703 amdgpu_fence_process(&adev->vcn.inst->ring_enc[0]); 1704 break; 1705 case VCN_2_0__SRCID__UVD_ENC_LOW_LATENCY: 1706 amdgpu_fence_process(&adev->vcn.inst->ring_enc[1]); 1707 break; 1708 default: 1709 DRM_ERROR("Unhandled interrupt: %d %d\n", 1710 entry->src_id, entry->src_data[0]); 1711 break; 1712 } 1713 1714 return 0; 1715 } 1716 1717 int vcn_v2_0_dec_ring_test_ring(struct amdgpu_ring *ring) 1718 { 1719 struct amdgpu_device *adev = ring->adev; 1720 uint32_t tmp = 0; 1721 unsigned i; 1722 int r; 1723 1724 if (amdgpu_sriov_vf(adev)) 1725 return 0; 1726 1727 WREG32(adev->vcn.inst[ring->me].external.scratch9, 0xCAFEDEAD); 1728 r = amdgpu_ring_alloc(ring, 4); 1729 if (r) 1730 return r; 1731 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.cmd, 0)); 1732 amdgpu_ring_write(ring, VCN_DEC_KMD_CMD | (VCN_DEC_CMD_PACKET_START << 1)); 1733 amdgpu_ring_write(ring, PACKET0(adev->vcn.internal.scratch9, 0)); 1734 amdgpu_ring_write(ring, 0xDEADBEEF); 1735 amdgpu_ring_commit(ring); 1736 for (i = 0; i < adev->usec_timeout; i++) { 1737 tmp = RREG32(adev->vcn.inst[ring->me].external.scratch9); 1738 if (tmp == 0xDEADBEEF) 1739 break; 1740 udelay(1); 1741 } 1742 1743 if (i >= adev->usec_timeout) 1744 r = -ETIMEDOUT; 1745 1746 return r; 1747 } 1748 1749 1750 static int vcn_v2_0_set_powergating_state(void *handle, 1751 enum amd_powergating_state state) 1752 { 1753 /* This doesn't actually powergate the VCN block. 1754 * That's done in the dpm code via the SMC. This 1755 * just re-inits the block as necessary. The actual 1756 * gating still happens in the dpm code. We should 1757 * revisit this when there is a cleaner line between 1758 * the smc and the hw blocks 1759 */ 1760 int ret; 1761 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1762 1763 if (amdgpu_sriov_vf(adev)) { 1764 adev->vcn.cur_state = AMD_PG_STATE_UNGATE; 1765 return 0; 1766 } 1767 1768 if (state == adev->vcn.cur_state) 1769 return 0; 1770 1771 if (state == AMD_PG_STATE_GATE) 1772 ret = vcn_v2_0_stop(adev); 1773 else 1774 ret = vcn_v2_0_start(adev); 1775 1776 if (!ret) 1777 adev->vcn.cur_state = state; 1778 return ret; 1779 } 1780 1781 static int vcn_v2_0_start_mmsch(struct amdgpu_device *adev, 1782 struct amdgpu_mm_table *table) 1783 { 1784 uint32_t data = 0, loop; 1785 uint64_t addr = table->gpu_addr; 1786 struct mmsch_v2_0_init_header *header; 1787 uint32_t size; 1788 int i; 1789 1790 header = (struct mmsch_v2_0_init_header *)table->cpu_addr; 1791 size = header->header_size + header->vcn_table_size; 1792 1793 /* 1, write to vce_mmsch_vf_ctx_addr_lo/hi register with GPU mc addr 1794 * of memory descriptor location 1795 */ 1796 WREG32_SOC15(UVD, 0, mmMMSCH_VF_CTX_ADDR_LO, lower_32_bits(addr)); 1797 WREG32_SOC15(UVD, 0, mmMMSCH_VF_CTX_ADDR_HI, upper_32_bits(addr)); 1798 1799 /* 2, update vmid of descriptor */ 1800 data = RREG32_SOC15(UVD, 0, mmMMSCH_VF_VMID); 1801 data &= ~MMSCH_VF_VMID__VF_CTX_VMID_MASK; 1802 /* use domain0 for MM scheduler */ 1803 data |= (0 << MMSCH_VF_VMID__VF_CTX_VMID__SHIFT); 1804 WREG32_SOC15(UVD, 0, mmMMSCH_VF_VMID, data); 1805 1806 /* 3, notify mmsch about the size of this descriptor */ 1807 WREG32_SOC15(UVD, 0, mmMMSCH_VF_CTX_SIZE, size); 1808 1809 /* 4, set resp to zero */ 1810 WREG32_SOC15(UVD, 0, mmMMSCH_VF_MAILBOX_RESP, 0); 1811 1812 adev->vcn.inst->ring_dec.wptr = 0; 1813 adev->vcn.inst->ring_dec.wptr_old = 0; 1814 vcn_v2_0_dec_ring_set_wptr(&adev->vcn.inst->ring_dec); 1815 1816 for (i = 0; i < adev->vcn.num_enc_rings; ++i) { 1817 adev->vcn.inst->ring_enc[i].wptr = 0; 1818 adev->vcn.inst->ring_enc[i].wptr_old = 0; 1819 vcn_v2_0_enc_ring_set_wptr(&adev->vcn.inst->ring_enc[i]); 1820 } 1821 1822 /* 5, kick off the initialization and wait until 1823 * VCE_MMSCH_VF_MAILBOX_RESP becomes non-zero 1824 */ 1825 WREG32_SOC15(UVD, 0, mmMMSCH_VF_MAILBOX_HOST, 0x10000001); 1826 1827 data = RREG32_SOC15(UVD, 0, mmMMSCH_VF_MAILBOX_RESP); 1828 loop = 1000; 1829 while ((data & 0x10000002) != 0x10000002) { 1830 udelay(10); 1831 data = RREG32_SOC15(UVD, 0, mmMMSCH_VF_MAILBOX_RESP); 1832 loop--; 1833 if (!loop) 1834 break; 1835 } 1836 1837 if (!loop) { 1838 DRM_ERROR("failed to init MMSCH, " \ 1839 "mmMMSCH_VF_MAILBOX_RESP = 0x%08x\n", data); 1840 return -EBUSY; 1841 } 1842 1843 return 0; 1844 } 1845 1846 static int vcn_v2_0_start_sriov(struct amdgpu_device *adev) 1847 { 1848 int r; 1849 uint32_t tmp; 1850 struct amdgpu_ring *ring; 1851 uint32_t offset, size; 1852 uint32_t table_size = 0; 1853 struct mmsch_v2_0_cmd_direct_write direct_wt = { {0} }; 1854 struct mmsch_v2_0_cmd_direct_read_modify_write direct_rd_mod_wt = { {0} }; 1855 struct mmsch_v2_0_cmd_end end = { {0} }; 1856 struct mmsch_v2_0_init_header *header; 1857 uint32_t *init_table = adev->virt.mm_table.cpu_addr; 1858 uint8_t i = 0; 1859 1860 header = (struct mmsch_v2_0_init_header *)init_table; 1861 direct_wt.cmd_header.command_type = MMSCH_COMMAND__DIRECT_REG_WRITE; 1862 direct_rd_mod_wt.cmd_header.command_type = 1863 MMSCH_COMMAND__DIRECT_REG_READ_MODIFY_WRITE; 1864 end.cmd_header.command_type = MMSCH_COMMAND__END; 1865 1866 if (header->vcn_table_offset == 0 && header->vcn_table_size == 0) { 1867 header->version = MMSCH_VERSION; 1868 header->header_size = sizeof(struct mmsch_v2_0_init_header) >> 2; 1869 1870 header->vcn_table_offset = header->header_size; 1871 1872 init_table += header->vcn_table_offset; 1873 1874 size = AMDGPU_GPU_PAGE_ALIGN(adev->vcn.fw->size + 4); 1875 1876 MMSCH_V2_0_INSERT_DIRECT_RD_MOD_WT( 1877 SOC15_REG_OFFSET(UVD, i, mmUVD_STATUS), 1878 0xFFFFFFFF, 0x00000004); 1879 1880 /* mc resume*/ 1881 if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP) { 1882 tmp = AMDGPU_UCODE_ID_VCN; 1883 MMSCH_V2_0_INSERT_DIRECT_WT( 1884 SOC15_REG_OFFSET(UVD, i, 1885 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 1886 adev->firmware.ucode[tmp].tmr_mc_addr_lo); 1887 MMSCH_V2_0_INSERT_DIRECT_WT( 1888 SOC15_REG_OFFSET(UVD, i, 1889 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 1890 adev->firmware.ucode[tmp].tmr_mc_addr_hi); 1891 offset = 0; 1892 } else { 1893 MMSCH_V2_0_INSERT_DIRECT_WT( 1894 SOC15_REG_OFFSET(UVD, i, 1895 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_LOW), 1896 lower_32_bits(adev->vcn.inst->gpu_addr)); 1897 MMSCH_V2_0_INSERT_DIRECT_WT( 1898 SOC15_REG_OFFSET(UVD, i, 1899 mmUVD_LMI_VCPU_CACHE_64BIT_BAR_HIGH), 1900 upper_32_bits(adev->vcn.inst->gpu_addr)); 1901 offset = size; 1902 } 1903 1904 MMSCH_V2_0_INSERT_DIRECT_WT( 1905 SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET0), 1906 0); 1907 MMSCH_V2_0_INSERT_DIRECT_WT( 1908 SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE0), 1909 size); 1910 1911 MMSCH_V2_0_INSERT_DIRECT_WT( 1912 SOC15_REG_OFFSET(UVD, i, 1913 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_LOW), 1914 lower_32_bits(adev->vcn.inst->gpu_addr + offset)); 1915 MMSCH_V2_0_INSERT_DIRECT_WT( 1916 SOC15_REG_OFFSET(UVD, i, 1917 mmUVD_LMI_VCPU_CACHE1_64BIT_BAR_HIGH), 1918 upper_32_bits(adev->vcn.inst->gpu_addr + offset)); 1919 MMSCH_V2_0_INSERT_DIRECT_WT( 1920 SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET1), 1921 0); 1922 MMSCH_V2_0_INSERT_DIRECT_WT( 1923 SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE1), 1924 AMDGPU_VCN_STACK_SIZE); 1925 1926 MMSCH_V2_0_INSERT_DIRECT_WT( 1927 SOC15_REG_OFFSET(UVD, i, 1928 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_LOW), 1929 lower_32_bits(adev->vcn.inst->gpu_addr + offset + 1930 AMDGPU_VCN_STACK_SIZE)); 1931 MMSCH_V2_0_INSERT_DIRECT_WT( 1932 SOC15_REG_OFFSET(UVD, i, 1933 mmUVD_LMI_VCPU_CACHE2_64BIT_BAR_HIGH), 1934 upper_32_bits(adev->vcn.inst->gpu_addr + offset + 1935 AMDGPU_VCN_STACK_SIZE)); 1936 MMSCH_V2_0_INSERT_DIRECT_WT( 1937 SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_OFFSET2), 1938 0); 1939 MMSCH_V2_0_INSERT_DIRECT_WT( 1940 SOC15_REG_OFFSET(UVD, i, mmUVD_VCPU_CACHE_SIZE2), 1941 AMDGPU_VCN_CONTEXT_SIZE); 1942 1943 for (r = 0; r < adev->vcn.num_enc_rings; ++r) { 1944 ring = &adev->vcn.inst->ring_enc[r]; 1945 ring->wptr = 0; 1946 MMSCH_V2_0_INSERT_DIRECT_WT( 1947 SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_LO), 1948 lower_32_bits(ring->gpu_addr)); 1949 MMSCH_V2_0_INSERT_DIRECT_WT( 1950 SOC15_REG_OFFSET(UVD, i, mmUVD_RB_BASE_HI), 1951 upper_32_bits(ring->gpu_addr)); 1952 MMSCH_V2_0_INSERT_DIRECT_WT( 1953 SOC15_REG_OFFSET(UVD, i, mmUVD_RB_SIZE), 1954 ring->ring_size / 4); 1955 } 1956 1957 ring = &adev->vcn.inst->ring_dec; 1958 ring->wptr = 0; 1959 MMSCH_V2_0_INSERT_DIRECT_WT( 1960 SOC15_REG_OFFSET(UVD, i, 1961 mmUVD_LMI_RBC_RB_64BIT_BAR_LOW), 1962 lower_32_bits(ring->gpu_addr)); 1963 MMSCH_V2_0_INSERT_DIRECT_WT( 1964 SOC15_REG_OFFSET(UVD, i, 1965 mmUVD_LMI_RBC_RB_64BIT_BAR_HIGH), 1966 upper_32_bits(ring->gpu_addr)); 1967 /* force RBC into idle state */ 1968 tmp = order_base_2(ring->ring_size); 1969 tmp = REG_SET_FIELD(0, UVD_RBC_RB_CNTL, RB_BUFSZ, tmp); 1970 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_BLKSZ, 1); 1971 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_FETCH, 1); 1972 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_NO_UPDATE, 1); 1973 tmp = REG_SET_FIELD(tmp, UVD_RBC_RB_CNTL, RB_RPTR_WR_EN, 1); 1974 MMSCH_V2_0_INSERT_DIRECT_WT( 1975 SOC15_REG_OFFSET(UVD, i, mmUVD_RBC_RB_CNTL), tmp); 1976 1977 /* add end packet */ 1978 tmp = sizeof(struct mmsch_v2_0_cmd_end); 1979 memcpy((void *)init_table, &end, tmp); 1980 table_size += (tmp / 4); 1981 header->vcn_table_size = table_size; 1982 1983 } 1984 return vcn_v2_0_start_mmsch(adev, &adev->virt.mm_table); 1985 } 1986 1987 static const struct amd_ip_funcs vcn_v2_0_ip_funcs = { 1988 .name = "vcn_v2_0", 1989 .early_init = vcn_v2_0_early_init, 1990 .late_init = NULL, 1991 .sw_init = vcn_v2_0_sw_init, 1992 .sw_fini = vcn_v2_0_sw_fini, 1993 .hw_init = vcn_v2_0_hw_init, 1994 .hw_fini = vcn_v2_0_hw_fini, 1995 .suspend = vcn_v2_0_suspend, 1996 .resume = vcn_v2_0_resume, 1997 .is_idle = vcn_v2_0_is_idle, 1998 .wait_for_idle = vcn_v2_0_wait_for_idle, 1999 .check_soft_reset = NULL, 2000 .pre_soft_reset = NULL, 2001 .soft_reset = NULL, 2002 .post_soft_reset = NULL, 2003 .set_clockgating_state = vcn_v2_0_set_clockgating_state, 2004 .set_powergating_state = vcn_v2_0_set_powergating_state, 2005 }; 2006 2007 static const struct amdgpu_ring_funcs vcn_v2_0_dec_ring_vm_funcs = { 2008 .type = AMDGPU_RING_TYPE_VCN_DEC, 2009 .align_mask = 0xf, 2010 .vmhub = AMDGPU_MMHUB_0, 2011 .get_rptr = vcn_v2_0_dec_ring_get_rptr, 2012 .get_wptr = vcn_v2_0_dec_ring_get_wptr, 2013 .set_wptr = vcn_v2_0_dec_ring_set_wptr, 2014 .emit_frame_size = 2015 SOC15_FLUSH_GPU_TLB_NUM_WREG * 6 + 2016 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 8 + 2017 8 + /* vcn_v2_0_dec_ring_emit_vm_flush */ 2018 14 + 14 + /* vcn_v2_0_dec_ring_emit_fence x2 vm fence */ 2019 6, 2020 .emit_ib_size = 8, /* vcn_v2_0_dec_ring_emit_ib */ 2021 .emit_ib = vcn_v2_0_dec_ring_emit_ib, 2022 .emit_fence = vcn_v2_0_dec_ring_emit_fence, 2023 .emit_vm_flush = vcn_v2_0_dec_ring_emit_vm_flush, 2024 .test_ring = vcn_v2_0_dec_ring_test_ring, 2025 .test_ib = amdgpu_vcn_dec_ring_test_ib, 2026 .insert_nop = vcn_v2_0_dec_ring_insert_nop, 2027 .insert_start = vcn_v2_0_dec_ring_insert_start, 2028 .insert_end = vcn_v2_0_dec_ring_insert_end, 2029 .pad_ib = amdgpu_ring_generic_pad_ib, 2030 .begin_use = amdgpu_vcn_ring_begin_use, 2031 .end_use = amdgpu_vcn_ring_end_use, 2032 .emit_wreg = vcn_v2_0_dec_ring_emit_wreg, 2033 .emit_reg_wait = vcn_v2_0_dec_ring_emit_reg_wait, 2034 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 2035 }; 2036 2037 static const struct amdgpu_ring_funcs vcn_v2_0_enc_ring_vm_funcs = { 2038 .type = AMDGPU_RING_TYPE_VCN_ENC, 2039 .align_mask = 0x3f, 2040 .nop = VCN_ENC_CMD_NO_OP, 2041 .vmhub = AMDGPU_MMHUB_0, 2042 .get_rptr = vcn_v2_0_enc_ring_get_rptr, 2043 .get_wptr = vcn_v2_0_enc_ring_get_wptr, 2044 .set_wptr = vcn_v2_0_enc_ring_set_wptr, 2045 .emit_frame_size = 2046 SOC15_FLUSH_GPU_TLB_NUM_WREG * 3 + 2047 SOC15_FLUSH_GPU_TLB_NUM_REG_WAIT * 4 + 2048 4 + /* vcn_v2_0_enc_ring_emit_vm_flush */ 2049 5 + 5 + /* vcn_v2_0_enc_ring_emit_fence x2 vm fence */ 2050 1, /* vcn_v2_0_enc_ring_insert_end */ 2051 .emit_ib_size = 5, /* vcn_v2_0_enc_ring_emit_ib */ 2052 .emit_ib = vcn_v2_0_enc_ring_emit_ib, 2053 .emit_fence = vcn_v2_0_enc_ring_emit_fence, 2054 .emit_vm_flush = vcn_v2_0_enc_ring_emit_vm_flush, 2055 .test_ring = amdgpu_vcn_enc_ring_test_ring, 2056 .test_ib = amdgpu_vcn_enc_ring_test_ib, 2057 .insert_nop = amdgpu_ring_insert_nop, 2058 .insert_end = vcn_v2_0_enc_ring_insert_end, 2059 .pad_ib = amdgpu_ring_generic_pad_ib, 2060 .begin_use = amdgpu_vcn_ring_begin_use, 2061 .end_use = amdgpu_vcn_ring_end_use, 2062 .emit_wreg = vcn_v2_0_enc_ring_emit_wreg, 2063 .emit_reg_wait = vcn_v2_0_enc_ring_emit_reg_wait, 2064 .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper, 2065 }; 2066 2067 static void vcn_v2_0_set_dec_ring_funcs(struct amdgpu_device *adev) 2068 { 2069 adev->vcn.inst->ring_dec.funcs = &vcn_v2_0_dec_ring_vm_funcs; 2070 DRM_INFO("VCN decode is enabled in VM mode\n"); 2071 } 2072 2073 static void vcn_v2_0_set_enc_ring_funcs(struct amdgpu_device *adev) 2074 { 2075 int i; 2076 2077 for (i = 0; i < adev->vcn.num_enc_rings; ++i) 2078 adev->vcn.inst->ring_enc[i].funcs = &vcn_v2_0_enc_ring_vm_funcs; 2079 2080 DRM_INFO("VCN encode is enabled in VM mode\n"); 2081 } 2082 2083 static const struct amdgpu_irq_src_funcs vcn_v2_0_irq_funcs = { 2084 .set = vcn_v2_0_set_interrupt_state, 2085 .process = vcn_v2_0_process_interrupt, 2086 }; 2087 2088 static void vcn_v2_0_set_irq_funcs(struct amdgpu_device *adev) 2089 { 2090 adev->vcn.inst->irq.num_types = adev->vcn.num_enc_rings + 1; 2091 adev->vcn.inst->irq.funcs = &vcn_v2_0_irq_funcs; 2092 } 2093 2094 const struct amdgpu_ip_block_version vcn_v2_0_ip_block = 2095 { 2096 .type = AMD_IP_BLOCK_TYPE_VCN, 2097 .major = 2, 2098 .minor = 0, 2099 .rev = 0, 2100 .funcs = &vcn_v2_0_ip_funcs, 2101 }; 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