diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c | 189 |
1 files changed, 176 insertions, 13 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c index 757fa8e83f5b..2063700f0bc6 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v2_0.c @@ -36,7 +36,130 @@ #define mmDAGB0_CNTL_MISC2_Sienna_Cichlid 0x0070 #define mmDAGB0_CNTL_MISC2_Sienna_Cichlid_BASE_IDX 0 -void mmhub_v2_0_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid, +static const char *mmhub_client_ids_navi1x[][2] = { + [3][0] = "DCEDMC", + [4][0] = "DCEVGA", + [5][0] = "MP0", + [6][0] = "MP1", + [13][0] = "VMC", + [14][0] = "HDP", + [15][0] = "OSS", + [16][0] = "VCNU", + [17][0] = "JPEG", + [18][0] = "VCN", + [3][1] = "DCEDMC", + [4][1] = "DCEXFC", + [5][1] = "DCEVGA", + [6][1] = "DCEDWB", + [7][1] = "MP0", + [8][1] = "MP1", + [9][1] = "DBGU1", + [10][1] = "DBGU0", + [11][1] = "XDP", + [14][1] = "HDP", + [15][1] = "OSS", + [16][1] = "VCNU", + [17][1] = "JPEG", + [18][1] = "VCN", +}; + +static const char *mmhub_client_ids_sienna_cichlid[][2] = { + [3][0] = "DCEDMC", + [4][0] = "DCEVGA", + [5][0] = "MP0", + [6][0] = "MP1", + [8][0] = "VMC", + [9][0] = "VCNU0", + [10][0] = "JPEG", + [12][0] = "VCNU1", + [13][0] = "VCN1", + [14][0] = "HDP", + [15][0] = "OSS", + [32+11][0] = "VCN0", + [0][1] = "DBGU0", + [1][1] = "DBGU1", + [2][1] = "DCEDWB", + [3][1] = "DCEDMC", + [4][1] = "DCEVGA", + [5][1] = "MP0", + [6][1] = "MP1", + [7][1] = "XDP", + [9][1] = "VCNU0", + [10][1] = "JPEG", + [11][1] = "VCN0", + [12][1] = "VCNU1", + [13][1] = "VCN1", + [14][1] = "HDP", + [15][1] = "OSS", +}; + +static uint32_t mmhub_v2_0_get_invalidate_req(unsigned int vmid, + uint32_t flush_type) +{ + u32 req = 0; + + /* invalidate using legacy mode on vmid*/ + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, + PER_VMID_INVALIDATE_REQ, 1 << vmid); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, FLUSH_TYPE, flush_type); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PTES, 1); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE0, 1); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE1, 1); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE2, 1); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, INVALIDATE_L1_PTES, 1); + req = REG_SET_FIELD(req, MMVM_INVALIDATE_ENG0_REQ, + CLEAR_PROTECTION_FAULT_STATUS_ADDR, 0); + + return req; +} + +static void +mmhub_v2_0_print_l2_protection_fault_status(struct amdgpu_device *adev, + uint32_t status) +{ + uint32_t cid, rw; + const char *mmhub_cid = NULL; + + cid = REG_GET_FIELD(status, + MMVM_L2_PROTECTION_FAULT_STATUS, CID); + rw = REG_GET_FIELD(status, + MMVM_L2_PROTECTION_FAULT_STATUS, RW); + + dev_err(adev->dev, + "MMVM_L2_PROTECTION_FAULT_STATUS:0x%08X\n", + status); + switch (adev->asic_type) { + case CHIP_NAVI10: + case CHIP_NAVI12: + case CHIP_NAVI14: + mmhub_cid = mmhub_client_ids_navi1x[cid][rw]; + break; + case CHIP_SIENNA_CICHLID: + case CHIP_NAVY_FLOUNDER: + mmhub_cid = mmhub_client_ids_sienna_cichlid[cid][rw]; + break; + default: + mmhub_cid = NULL; + break; + } + dev_err(adev->dev, "\t Faulty UTCL2 client ID: %s (0x%x)\n", + mmhub_cid ? mmhub_cid : "unknown", cid); + dev_err(adev->dev, "\t MORE_FAULTS: 0x%lx\n", + REG_GET_FIELD(status, + MMVM_L2_PROTECTION_FAULT_STATUS, MORE_FAULTS)); + dev_err(adev->dev, "\t WALKER_ERROR: 0x%lx\n", + REG_GET_FIELD(status, + MMVM_L2_PROTECTION_FAULT_STATUS, WALKER_ERROR)); + dev_err(adev->dev, "\t PERMISSION_FAULTS: 0x%lx\n", + REG_GET_FIELD(status, + MMVM_L2_PROTECTION_FAULT_STATUS, PERMISSION_FAULTS)); + dev_err(adev->dev, "\t MAPPING_ERROR: 0x%lx\n", + REG_GET_FIELD(status, + MMVM_L2_PROTECTION_FAULT_STATUS, MAPPING_ERROR)); + dev_err(adev->dev, "\t RW: 0x%x\n", rw); +} + +static void mmhub_v2_0_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid, uint64_t page_table_base) { struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB_0]; @@ -78,11 +201,6 @@ static void mmhub_v2_0_init_system_aperture_regs(struct amdgpu_device *adev) WREG32_SOC15(MMHUB, 0, mmMMMC_VM_AGP_BOT, 0x00FFFFFF); if (!amdgpu_sriov_vf(adev)) { - /* - * the new L1 policy will block SRIOV guest from writing - * these regs, and they will be programed at host. - * so skip programing these regs. - */ /* Program the system aperture low logical page number. */ WREG32_SOC15(MMHUB, 0, mmMMMC_VM_SYSTEM_APERTURE_LOW_ADDR, adev->gmc.vram_start >> 18); @@ -134,6 +252,12 @@ static void mmhub_v2_0_init_cache_regs(struct amdgpu_device *adev) { uint32_t tmp; + /* These registers are not accessible to VF-SRIOV. + * The PF will program them instead. + */ + if (amdgpu_sriov_vf(adev)) + return; + /* Setup L2 cache */ tmp = RREG32_SOC15(MMHUB, 0, mmMMVM_L2_CNTL); tmp = REG_SET_FIELD(tmp, MMVM_L2_CNTL, ENABLE_L2_CACHE, 1); @@ -189,6 +313,12 @@ static void mmhub_v2_0_enable_system_domain(struct amdgpu_device *adev) static void mmhub_v2_0_disable_identity_aperture(struct amdgpu_device *adev) { + /* These registers are not accessible to VF-SRIOV. + * The PF will program them instead. + */ + if (amdgpu_sriov_vf(adev)) + return; + WREG32_SOC15(MMHUB, 0, mmMMVM_L2_CONTEXT1_IDENTITY_APERTURE_LOW_ADDR_LO32, 0xFFFFFFFF); @@ -239,7 +369,7 @@ static void mmhub_v2_0_setup_vmid_config(struct amdgpu_device *adev) /* Send no-retry XNACK on fault to suppress VM fault storm. */ tmp = REG_SET_FIELD(tmp, MMVM_CONTEXT1_CNTL, RETRY_PERMISSION_OR_INVALID_PAGE_FAULT, - !amdgpu_noretry); + !adev->gmc.noretry); WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT1_CNTL, i * hub->ctx_distance, tmp); WREG32_SOC15_OFFSET(MMHUB, 0, mmMMVM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32, @@ -268,7 +398,7 @@ static void mmhub_v2_0_program_invalidation(struct amdgpu_device *adev) } } -int mmhub_v2_0_gart_enable(struct amdgpu_device *adev) +static int mmhub_v2_0_gart_enable(struct amdgpu_device *adev) { /* GART Enable. */ mmhub_v2_0_init_gart_aperture_regs(adev); @@ -284,7 +414,7 @@ int mmhub_v2_0_gart_enable(struct amdgpu_device *adev) return 0; } -void mmhub_v2_0_gart_disable(struct amdgpu_device *adev) +static void mmhub_v2_0_gart_disable(struct amdgpu_device *adev) { struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB_0]; u32 tmp; @@ -315,9 +445,16 @@ void mmhub_v2_0_gart_disable(struct amdgpu_device *adev) * @adev: amdgpu_device pointer * @value: true redirects VM faults to the default page */ -void mmhub_v2_0_set_fault_enable_default(struct amdgpu_device *adev, bool value) +static void mmhub_v2_0_set_fault_enable_default(struct amdgpu_device *adev, bool value) { u32 tmp; + + /* These registers are not accessible to VF-SRIOV. + * The PF will program them instead. + */ + if (amdgpu_sriov_vf(adev)) + return; + 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); @@ -351,7 +488,12 @@ void mmhub_v2_0_set_fault_enable_default(struct amdgpu_device *adev, bool value) WREG32_SOC15(MMHUB, 0, mmMMVM_L2_PROTECTION_FAULT_CNTL, tmp); } -void mmhub_v2_0_init(struct amdgpu_device *adev) +static const struct amdgpu_vmhub_funcs mmhub_v2_0_vmhub_funcs = { + .print_l2_protection_fault_status = mmhub_v2_0_print_l2_protection_fault_status, + .get_invalidate_req = mmhub_v2_0_get_invalidate_req, +}; + +static void mmhub_v2_0_init(struct amdgpu_device *adev) { struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_MMHUB_0]; @@ -381,6 +523,16 @@ void mmhub_v2_0_init(struct amdgpu_device *adev) 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_0_vmhub_funcs; } static void mmhub_v2_0_update_medium_grain_clock_gating(struct amdgpu_device *adev, @@ -471,7 +623,7 @@ static void mmhub_v2_0_update_medium_grain_light_sleep(struct amdgpu_device *ade } } -int mmhub_v2_0_set_clockgating(struct amdgpu_device *adev, +static int mmhub_v2_0_set_clockgating(struct amdgpu_device *adev, enum amd_clockgating_state state) { if (amdgpu_sriov_vf(adev)) @@ -495,7 +647,7 @@ int mmhub_v2_0_set_clockgating(struct amdgpu_device *adev, return 0; } -void mmhub_v2_0_get_clockgating(struct amdgpu_device *adev, u32 *flags) +static void mmhub_v2_0_get_clockgating(struct amdgpu_device *adev, u32 *flags) { int data, data1; @@ -528,3 +680,14 @@ void mmhub_v2_0_get_clockgating(struct amdgpu_device *adev, u32 *flags) if (data & MM_ATC_L2_MISC_CG__MEM_LS_ENABLE_MASK) *flags |= AMD_CG_SUPPORT_MC_LS; } + +const struct amdgpu_mmhub_funcs mmhub_v2_0_funcs = { + .ras_late_init = amdgpu_mmhub_ras_late_init, + .init = mmhub_v2_0_init, + .gart_enable = mmhub_v2_0_gart_enable, + .set_fault_enable_default = mmhub_v2_0_set_fault_enable_default, + .gart_disable = mmhub_v2_0_gart_disable, + .set_clockgating = mmhub_v2_0_set_clockgating, + .get_clockgating = mmhub_v2_0_get_clockgating, + .setup_vm_pt_regs = mmhub_v2_0_setup_vm_pt_regs, +}; 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