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