629 lines
23 KiB
C
629 lines
23 KiB
C
/*
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* Copyright 2019 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "amdgpu.h"
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#include "mmhub_v2_3.h"
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#include "mmhub/mmhub_2_3_0_offset.h"
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#include "mmhub/mmhub_2_3_0_sh_mask.h"
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#include "mmhub/mmhub_2_3_0_default.h"
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#include "navi10_enum.h"
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#include "soc15_common.h"
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static const char *mmhub_client_ids_vangogh[][2] = {
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[0][0] = "MP0",
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[1][0] = "MP1",
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[2][0] = "DCEDMC",
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[3][0] = "DCEVGA",
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[13][0] = "UTCL2",
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[26][0] = "OSS",
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[27][0] = "HDP",
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[28][0] = "VCN",
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[29][0] = "VCNU",
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[30][0] = "JPEG",
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[0][1] = "MP0",
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[1][1] = "MP1",
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[2][1] = "DCEDMC",
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[3][1] = "DCEVGA",
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[4][1] = "DCEDWB",
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[5][1] = "XDP",
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[26][1] = "OSS",
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[27][1] = "HDP",
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[28][1] = "VCN",
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[29][1] = "VCNU",
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[30][1] = "JPEG",
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};
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static uint32_t mmhub_v2_3_get_invalidate_req(unsigned int vmid,
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uint32_t flush_type)
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{
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u32 req = 0;
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/* invalidate using legacy mode on vmid*/
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req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ,
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PER_VMID_INVALIDATE_REQ, 1 << vmid);
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req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, FLUSH_TYPE, flush_type);
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req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PTES, 1);
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req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE0, 1);
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req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE1, 1);
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req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE2, 1);
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req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L1_PTES, 1);
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req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ,
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CLEAR_PROTECTION_FAULT_STATUS_ADDR, 0);
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return req;
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}
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static void
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mmhub_v2_3_print_l2_protection_fault_status(struct amdgpu_device *adev,
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uint32_t status)
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{
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uint32_t cid, rw;
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const char *mmhub_cid = NULL;
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cid = REG_GET_FIELD(status,
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MMVM_L2_PROTECTION_FAULT_STATUS, CID);
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rw = REG_GET_FIELD(status,
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MMVM_L2_PROTECTION_FAULT_STATUS, RW);
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dev_err(adev->dev,
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"MMVM_L2_PROTECTION_FAULT_STATUS:0x%08X\n",
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status);
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switch (adev->ip_versions[MMHUB_HWIP][0]) {
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case IP_VERSION(2, 3, 0):
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case IP_VERSION(2, 4, 0):
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case IP_VERSION(2, 4, 1):
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mmhub_cid = mmhub_client_ids_vangogh[cid][rw];
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break;
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default:
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mmhub_cid = NULL;
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break;
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}
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dev_err(adev->dev, "\t Faulty UTCL2 client ID: %s (0x%x)\n",
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mmhub_cid ? mmhub_cid : "unknown", cid);
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dev_err(adev->dev, "\t MORE_FAULTS: 0x%lx\n",
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REG_GET_FIELD(status,
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MMVM_L2_PROTECTION_FAULT_STATUS, MORE_FAULTS));
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dev_err(adev->dev, "\t WALKER_ERROR: 0x%lx\n",
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REG_GET_FIELD(status,
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MMVM_L2_PROTECTION_FAULT_STATUS, WALKER_ERROR));
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dev_err(adev->dev, "\t PERMISSION_FAULTS: 0x%lx\n",
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REG_GET_FIELD(status,
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MMVM_L2_PROTECTION_FAULT_STATUS, PERMISSION_FAULTS));
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dev_err(adev->dev, "\t MAPPING_ERROR: 0x%lx\n",
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REG_GET_FIELD(status,
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MMVM_L2_PROTECTION_FAULT_STATUS, MAPPING_ERROR));
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dev_err(adev->dev, "\t RW: 0x%x\n", rw);
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}
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static void mmhub_v2_3_setup_vm_pt_regs(struct amdgpu_device *adev,
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uint32_t vmid,
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uint64_t page_table_base)
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{
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struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB0(0)];
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WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32,
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hub->ctx_addr_distance * vmid, lower_32_bits(page_table_base));
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WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32,
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hub->ctx_addr_distance * vmid, upper_32_bits(page_table_base));
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}
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static void mmhub_v2_3_init_gart_aperture_regs(struct amdgpu_device *adev)
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{
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uint64_t pt_base = amdgpu_gmc_pd_addr(adev->gart.bo);
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mmhub_v2_3_setup_vm_pt_regs(adev, 0, pt_base);
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WREG32_SOC15(MMHUB, 0, mmMMVM_CONTEXT0_PAGE_TABLE_START_ADDR_LO32,
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(u32)(adev->gmc.gart_start >> 12));
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WREG32_SOC15(MMHUB, 0, mmMMVM_CONTEXT0_PAGE_TABLE_START_ADDR_HI32,
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(u32)(adev->gmc.gart_start >> 44));
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WREG32_SOC15(MMHUB, 0, mmMMVM_CONTEXT0_PAGE_TABLE_END_ADDR_LO32,
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(u32)(adev->gmc.gart_end >> 12));
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WREG32_SOC15(MMHUB, 0, mmMMVM_CONTEXT0_PAGE_TABLE_END_ADDR_HI32,
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(u32)(adev->gmc.gart_end >> 44));
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}
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static void mmhub_v2_3_init_system_aperture_regs(struct amdgpu_device *adev)
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{
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uint64_t value;
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uint32_t tmp;
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/* Disable AGP. */
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WREG32_SOC15(MMHUB, 0, mmMMMC_VM_AGP_BASE, 0);
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WREG32_SOC15(MMHUB, 0, mmMMMC_VM_AGP_BOT, adev->gmc.agp_start >> 24);
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WREG32_SOC15(MMHUB, 0, mmMMMC_VM_AGP_TOP, adev->gmc.agp_end >> 24);
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/* Program the system aperture low logical page number. */
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WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_LOW_ADDR,
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min(adev->gmc.fb_start, adev->gmc.agp_start) >> 18);
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WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_HIGH_ADDR,
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max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
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/* Set default page address. */
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value = amdgpu_gmc_vram_mc2pa(adev, adev->mem_scratch.gpu_addr);
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WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
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(u32)(value >> 12));
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WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,
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(u32)(value >> 44));
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/* Program "protection fault". */
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WREG32_SOC15(MMHUB, 0, mmMMVM_L2_PROTECTION_FAULT_DEFAULT_ADDR_LO32,
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(u32)(adev->dummy_page_addr >> 12));
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WREG32_SOC15(MMHUB, 0, mmMMVM_L2_PROTECTION_FAULT_DEFAULT_ADDR_HI32,
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(u32)((u64)adev->dummy_page_addr >> 44));
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tmp = RREG32_SOC15(MMHUB, 0, mmMMVM_L2_PROTECTION_FAULT_CNTL2);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL2,
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ACTIVE_PAGE_MIGRATION_PTE_READ_RETRY, 1);
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WREG32_SOC15(MMHUB, 0, mmMMVM_L2_PROTECTION_FAULT_CNTL2, tmp);
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}
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static void mmhub_v2_3_init_tlb_regs(struct amdgpu_device *adev)
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{
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uint32_t tmp;
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/* Setup TLB control */
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tmp = RREG32_SOC15(MMHUB, 0, mmMMMC_VM_MX_L1_TLB_CNTL);
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tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 1);
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tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE, 3);
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tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL,
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ENABLE_ADVANCED_DRIVER_MODEL, 1);
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tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL,
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SYSTEM_APERTURE_UNMAPPED_ACCESS, 0);
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tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL,
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MTYPE, MTYPE_UC); /* UC, uncached */
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WREG32_SOC15(MMHUB, 0, mmMMMC_VM_MX_L1_TLB_CNTL, tmp);
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}
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static void mmhub_v2_3_init_cache_regs(struct amdgpu_device *adev)
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{
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uint32_t tmp;
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/* Setup L2 cache */
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tmp = RREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL, ENABLE_L2_CACHE, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING, 0);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL,
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ENABLE_DEFAULT_PAGE_OUT_TO_SYSTEM_MEMORY, 1);
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/* XXX for emulation, Refer to closed source code.*/
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL, L2_PDE0_CACHE_TAG_GENERATION_MODE,
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0);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL, PDE_FAULT_CLASSIFICATION, 0);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL, CONTEXT1_IDENTITY_ACCESS_MODE, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL, IDENTITY_MODE_FRAGMENT_SIZE, 0);
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WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL, tmp);
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tmp = RREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL2);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL2, INVALIDATE_L2_CACHE, 1);
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WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL2, tmp);
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tmp = mmMMVM_L2_CNTL3_DEFAULT;
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if (adev->gmc.translate_further) {
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL3, BANK_SELECT, 12);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL3,
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L2_CACHE_BIGK_FRAGMENT_SIZE, 9);
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} else {
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL3, BANK_SELECT, 9);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL3,
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L2_CACHE_BIGK_FRAGMENT_SIZE, 6);
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}
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WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL3, tmp);
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tmp = mmMMVM_L2_CNTL4_DEFAULT;
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL4, VMC_TAP_PDE_REQUEST_PHYSICAL, 0);
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL4, VMC_TAP_PTE_REQUEST_PHYSICAL, 0);
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WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL4, tmp);
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tmp = mmMMVM_L2_CNTL5_DEFAULT;
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tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL5, L2_CACHE_SMALLK_FRAGMENT_SIZE, 0);
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WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL5, tmp);
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}
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static void mmhub_v2_3_enable_system_domain(struct amdgpu_device *adev)
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{
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uint32_t tmp;
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tmp = RREG32_SOC15(MMHUB, 0, mmMMVM_CONTEXT0_CNTL);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT0_CNTL, ENABLE_CONTEXT, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT0_CNTL, PAGE_TABLE_DEPTH, 0);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT0_CNTL,
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RETRY_PERMISSION_OR_INVALID_PAGE_FAULT, 0);
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WREG32_SOC15(MMHUB, 0, mmMMVM_CONTEXT0_CNTL, tmp);
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}
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static void mmhub_v2_3_disable_identity_aperture(struct amdgpu_device *adev)
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{
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WREG32_SOC15(MMHUB, 0,
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mmMMVM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_LO32,
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0xFFFFFFFF);
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WREG32_SOC15(MMHUB, 0,
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mmMMVM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_HI32,
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0x0000000F);
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WREG32_SOC15(MMHUB, 0,
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mmMMVM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR_LO32, 0);
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WREG32_SOC15(MMHUB, 0,
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mmMMVM_L2_CONTEXT1_IDENTITY_APERTURE_HIGH_ADDR_HI32, 0);
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WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET_LO32,
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0);
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WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CONTEXT_IDENTITY_PHYSICAL_OFFSET_HI32,
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0);
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}
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static void mmhub_v2_3_setup_vmid_config(struct amdgpu_device *adev)
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{
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struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB0(0)];
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int i;
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uint32_t tmp;
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for (i = 0; i <= 14; i++) {
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tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT1_CNTL, i);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL, ENABLE_CONTEXT, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL, PAGE_TABLE_DEPTH,
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adev->vm_manager.num_level);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL,
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RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL,
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DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT,
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1);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL,
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PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL,
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VALID_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL,
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READ_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL,
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WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL,
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EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1);
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL,
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PAGE_TABLE_BLOCK_SIZE,
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adev->vm_manager.block_size - 9);
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/* Send no-retry XNACK on fault to suppress VM fault storm. */
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tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL,
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RETRY_PERMISSION_OR_INVALID_PAGE_FAULT,
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!adev->gmc.noretry);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT1_CNTL,
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i * hub->ctx_distance, tmp);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32,
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i * hub->ctx_addr_distance, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT1_PAGE_TABLE_START_ADDR_HI32,
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i * hub->ctx_addr_distance, 0);
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WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT1_PAGE_TABLE_END_ADDR_LO32,
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i * hub->ctx_addr_distance,
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lower_32_bits(adev->vm_manager.max_pfn - 1));
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WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT1_PAGE_TABLE_END_ADDR_HI32,
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i * hub->ctx_addr_distance,
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upper_32_bits(adev->vm_manager.max_pfn - 1));
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}
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hub->vm_cntx_cntl = tmp;
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}
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static void mmhub_v2_3_program_invalidation(struct amdgpu_device *adev)
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{
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struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB0(0)];
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unsigned i;
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for (i = 0; i < 18; ++i) {
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmMMVM_INVALIDATE_ENG0_ADDR_RANGE_LO32,
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i * hub->eng_addr_distance, 0xffffffff);
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WREG32_SOC15_OFFSET(MMHUB, 0,
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mmMMVM_INVALIDATE_ENG0_ADDR_RANGE_HI32,
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i * hub->eng_addr_distance, 0x1f);
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}
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}
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static int mmhub_v2_3_gart_enable(struct amdgpu_device *adev)
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{
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if (amdgpu_sriov_vf(adev)) {
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/*
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* MMMC_VM_FB_LOCATION_BASE/TOP is NULL for VF, becuase they are
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* VF copy registers so vbios post doesn't program them, for
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* SRIOV driver need to program them
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*/
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WREG32_SOC15(MMHUB, 0, mmMMMC_VM_FB_LOCATION_BASE,
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adev->gmc.vram_start >> 24);
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WREG32_SOC15(MMHUB, 0, mmMMMC_VM_FB_LOCATION_TOP,
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adev->gmc.vram_end >> 24);
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}
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/* GART Enable. */
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mmhub_v2_3_init_gart_aperture_regs(adev);
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mmhub_v2_3_init_system_aperture_regs(adev);
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mmhub_v2_3_init_tlb_regs(adev);
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mmhub_v2_3_init_cache_regs(adev);
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mmhub_v2_3_enable_system_domain(adev);
|
|
mmhub_v2_3_disable_identity_aperture(adev);
|
|
mmhub_v2_3_setup_vmid_config(adev);
|
|
mmhub_v2_3_program_invalidation(adev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void mmhub_v2_3_gart_disable(struct amdgpu_device *adev)
|
|
{
|
|
struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB0(0)];
|
|
u32 tmp;
|
|
u32 i;
|
|
|
|
/* Disable all tables */
|
|
for (i = 0; i < AMDGPU_NUM_VMID; i++)
|
|
WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT0_CNTL,
|
|
i * hub->ctx_distance, 0);
|
|
|
|
/* Setup TLB control */
|
|
tmp = RREG32_SOC15(MMHUB, 0, mmMMMC_VM_MX_L1_TLB_CNTL);
|
|
tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL, ENABLE_L1_TLB, 0);
|
|
tmp = REG_SET_FIELD(tmp, MMMC_VM_MX_L1_TLB_CNTL,
|
|
ENABLE_ADVANCED_DRIVER_MODEL, 0);
|
|
WREG32_SOC15(MMHUB, 0, mmMMMC_VM_MX_L1_TLB_CNTL, tmp);
|
|
|
|
/* Setup L2 cache */
|
|
tmp = RREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL, ENABLE_L2_CACHE, 0);
|
|
WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL, tmp);
|
|
WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL3, 0);
|
|
}
|
|
|
|
/**
|
|
* mmhub_v2_3_set_fault_enable_default - update GART/VM fault handling
|
|
*
|
|
* @adev: amdgpu_device pointer
|
|
* @value: true redirects VM faults to the default page
|
|
*/
|
|
static void mmhub_v2_3_set_fault_enable_default(struct amdgpu_device *adev,
|
|
bool value)
|
|
{
|
|
u32 tmp;
|
|
tmp = RREG32_SOC15(MMHUB, 0, mmMMVM_L2_PROTECTION_FAULT_CNTL);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
PDE1_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
PDE2_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
TRANSLATE_FURTHER_PROTECTION_FAULT_ENABLE_DEFAULT,
|
|
value);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
NACK_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
VALID_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
READ_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, value);
|
|
if (!value) {
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
CRASH_ON_NO_RETRY_FAULT, 1);
|
|
tmp = REG_SET_FIELD(tmp, MMVM_L2_PROTECTION_FAULT_CNTL,
|
|
CRASH_ON_RETRY_FAULT, 1);
|
|
}
|
|
WREG32_SOC15(MMHUB, 0, mmMMVM_L2_PROTECTION_FAULT_CNTL, tmp);
|
|
}
|
|
|
|
static const struct amdgpu_vmhub_funcs mmhub_v2_3_vmhub_funcs = {
|
|
.print_l2_protection_fault_status = mmhub_v2_3_print_l2_protection_fault_status,
|
|
.get_invalidate_req = mmhub_v2_3_get_invalidate_req,
|
|
};
|
|
|
|
static void mmhub_v2_3_init(struct amdgpu_device *adev)
|
|
{
|
|
struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB0(0)];
|
|
|
|
hub->ctx0_ptb_addr_lo32 =
|
|
SOC15_REG_OFFSET(MMHUB, 0,
|
|
mmMMVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32);
|
|
hub->ctx0_ptb_addr_hi32 =
|
|
SOC15_REG_OFFSET(MMHUB, 0,
|
|
mmMMVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_HI32);
|
|
hub->vm_inv_eng0_sem =
|
|
SOC15_REG_OFFSET(MMHUB, 0,
|
|
mmMMVM_INVALIDATE_ENG0_SEM);
|
|
hub->vm_inv_eng0_req =
|
|
SOC15_REG_OFFSET(MMHUB, 0, mmMMVM_INVALIDATE_ENG0_REQ);
|
|
hub->vm_inv_eng0_ack =
|
|
SOC15_REG_OFFSET(MMHUB, 0, mmMMVM_INVALIDATE_ENG0_ACK);
|
|
hub->vm_context0_cntl =
|
|
SOC15_REG_OFFSET(MMHUB, 0, mmMMVM_CONTEXT0_CNTL);
|
|
hub->vm_l2_pro_fault_status =
|
|
SOC15_REG_OFFSET(MMHUB, 0, mmMMVM_L2_PROTECTION_FAULT_STATUS);
|
|
hub->vm_l2_pro_fault_cntl =
|
|
SOC15_REG_OFFSET(MMHUB, 0, mmMMVM_L2_PROTECTION_FAULT_CNTL);
|
|
|
|
hub->ctx_distance = mmMMVM_CONTEXT1_CNTL - mmMMVM_CONTEXT0_CNTL;
|
|
hub->ctx_addr_distance = mmMMVM_CONTEXT1_PAGE_TABLE_BASE_ADDR_LO32 -
|
|
mmMMVM_CONTEXT0_PAGE_TABLE_BASE_ADDR_LO32;
|
|
hub->eng_distance = mmMMVM_INVALIDATE_ENG1_REQ -
|
|
mmMMVM_INVALIDATE_ENG0_REQ;
|
|
hub->eng_addr_distance = mmMMVM_INVALIDATE_ENG1_ADDR_RANGE_LO32 -
|
|
mmMMVM_INVALIDATE_ENG0_ADDR_RANGE_LO32;
|
|
|
|
hub->vm_cntx_cntl_vm_fault = MMVM_CONTEXT1_CNTL__RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
MMVM_CONTEXT1_CNTL__DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
MMVM_CONTEXT1_CNTL__PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
MMVM_CONTEXT1_CNTL__VALID_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
MMVM_CONTEXT1_CNTL__READ_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
MMVM_CONTEXT1_CNTL__WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK |
|
|
MMVM_CONTEXT1_CNTL__EXECUTE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK;
|
|
|
|
hub->vmhub_funcs = &mmhub_v2_3_vmhub_funcs;
|
|
}
|
|
|
|
static void
|
|
mmhub_v2_3_update_medium_grain_clock_gating(struct amdgpu_device *adev,
|
|
bool enable)
|
|
{
|
|
uint32_t def, data, def1, data1;
|
|
|
|
def = data = RREG32_SOC15(MMHUB, 0, mmMM_ATC_L2_CGTT_CLK_CTRL);
|
|
def1 = data1 = RREG32_SOC15(MMHUB, 0, mmDAGB0_CNTL_MISC2);
|
|
|
|
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG)) {
|
|
data &= ~MM_ATC_L2_CGTT_CLK_CTRL__SOFT_OVERRIDE_MASK;
|
|
data1 &= ~(DAGB0_CNTL_MISC2__DISABLE_WRREQ_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_WRRET_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_RDREQ_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_RDRET_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_TLBWR_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_TLBRD_CG_MASK);
|
|
|
|
} else {
|
|
data |= MM_ATC_L2_CGTT_CLK_CTRL__SOFT_OVERRIDE_MASK;
|
|
data1 |= (DAGB0_CNTL_MISC2__DISABLE_WRREQ_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_WRRET_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_RDREQ_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_RDRET_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_TLBWR_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_TLBRD_CG_MASK);
|
|
}
|
|
|
|
if (def != data)
|
|
WREG32_SOC15(MMHUB, 0, mmMM_ATC_L2_CGTT_CLK_CTRL, data);
|
|
if (def1 != data1)
|
|
WREG32_SOC15(MMHUB, 0, mmDAGB0_CNTL_MISC2, data1);
|
|
}
|
|
|
|
static void
|
|
mmhub_v2_3_update_medium_grain_light_sleep(struct amdgpu_device *adev,
|
|
bool enable)
|
|
{
|
|
uint32_t def, data, def1, data1, def2, data2;
|
|
|
|
def = data = RREG32_SOC15(MMHUB, 0, mmMM_ATC_L2_CGTT_CLK_CTRL);
|
|
def1 = data1 = RREG32_SOC15(MMHUB, 0, mmDAGB0_WR_CGTT_CLK_CTRL);
|
|
def2 = data2 = RREG32_SOC15(MMHUB, 0, mmDAGB0_RD_CGTT_CLK_CTRL);
|
|
|
|
if (enable && (adev->cg_flags & AMD_CG_SUPPORT_MC_LS)) {
|
|
data &= ~MM_ATC_L2_CGTT_CLK_CTRL__MGLS_OVERRIDE_MASK;
|
|
data1 &= ~(DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_REGISTER_MASK);
|
|
data2 &= ~(DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_REGISTER_MASK);
|
|
} else {
|
|
data |= MM_ATC_L2_CGTT_CLK_CTRL__MGLS_OVERRIDE_MASK;
|
|
data1 |= (DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_REGISTER_MASK);
|
|
data2 |= (DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_REGISTER_MASK);
|
|
}
|
|
|
|
if (def != data)
|
|
WREG32_SOC15(MMHUB, 0, mmMM_ATC_L2_CGTT_CLK_CTRL, data);
|
|
if (def1 != data1)
|
|
WREG32_SOC15(MMHUB, 0, mmDAGB0_WR_CGTT_CLK_CTRL, data1);
|
|
if (def2 != data2)
|
|
WREG32_SOC15(MMHUB, 0, mmDAGB0_RD_CGTT_CLK_CTRL, data2);
|
|
}
|
|
|
|
static int mmhub_v2_3_set_clockgating(struct amdgpu_device *adev,
|
|
enum amd_clockgating_state state)
|
|
{
|
|
if (amdgpu_sriov_vf(adev))
|
|
return 0;
|
|
|
|
mmhub_v2_3_update_medium_grain_clock_gating(adev,
|
|
state == AMD_CG_STATE_GATE);
|
|
mmhub_v2_3_update_medium_grain_light_sleep(adev,
|
|
state == AMD_CG_STATE_GATE);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void mmhub_v2_3_get_clockgating(struct amdgpu_device *adev, u64 *flags)
|
|
{
|
|
int data, data1, data2, data3;
|
|
|
|
if (amdgpu_sriov_vf(adev))
|
|
*flags = 0;
|
|
|
|
data = RREG32_SOC15(MMHUB, 0, mmDAGB0_CNTL_MISC2);
|
|
data1 = RREG32_SOC15(MMHUB, 0, mmMM_ATC_L2_CGTT_CLK_CTRL);
|
|
data2 = RREG32_SOC15(MMHUB, 0, mmDAGB0_WR_CGTT_CLK_CTRL);
|
|
data3 = RREG32_SOC15(MMHUB, 0, mmDAGB0_RD_CGTT_CLK_CTRL);
|
|
|
|
/* AMD_CG_SUPPORT_MC_MGCG */
|
|
if (!(data & (DAGB0_CNTL_MISC2__DISABLE_WRREQ_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_WRRET_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_RDREQ_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_RDRET_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_TLBWR_CG_MASK |
|
|
DAGB0_CNTL_MISC2__DISABLE_TLBRD_CG_MASK))
|
|
&& !(data1 & MM_ATC_L2_CGTT_CLK_CTRL__SOFT_OVERRIDE_MASK)) {
|
|
*flags |= AMD_CG_SUPPORT_MC_MGCG;
|
|
}
|
|
|
|
/* AMD_CG_SUPPORT_MC_LS */
|
|
if (!(data1 & MM_ATC_L2_CGTT_CLK_CTRL__MGLS_OVERRIDE_MASK)
|
|
&& !(data2 & (DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
|
|
DAGB0_WR_CGTT_CLK_CTRL__LS_OVERRIDE_REGISTER_MASK))
|
|
&& !(data3 & (DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_WRITE_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_READ_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_RETURN_MASK |
|
|
DAGB0_RD_CGTT_CLK_CTRL__LS_OVERRIDE_REGISTER_MASK)))
|
|
*flags |= AMD_CG_SUPPORT_MC_LS;
|
|
}
|
|
|
|
const struct amdgpu_mmhub_funcs mmhub_v2_3_funcs = {
|
|
.init = mmhub_v2_3_init,
|
|
.gart_enable = mmhub_v2_3_gart_enable,
|
|
.set_fault_enable_default = mmhub_v2_3_set_fault_enable_default,
|
|
.gart_disable = mmhub_v2_3_gart_disable,
|
|
.set_clockgating = mmhub_v2_3_set_clockgating,
|
|
.get_clockgating = mmhub_v2_3_get_clockgating,
|
|
.setup_vm_pt_regs = mmhub_v2_3_setup_vm_pt_regs,
|
|
};
|