diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c | 117 |
1 files changed, 104 insertions, 13 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c index 394e6f56948a..456360bf58fa 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfxhub_v2_0.c @@ -31,7 +31,78 @@ #include "soc15_common.h" -u64 gfxhub_v2_0_get_fb_location(struct amdgpu_device *adev) +static const char *gfxhub_client_ids[] = { + "CB/DB", + "Reserved", + "GE1", + "GE2", + "CPF", + "CPC", + "CPG", + "RLC", + "TCP", + "SQC (inst)", + "SQC (data)", + "SQG", + "Reserved", + "SDMA0", + "SDMA1", + "GCR", + "SDMA2", + "SDMA3", +}; + +static uint32_t gfxhub_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, GCVM_INVALIDATE_ENG0_REQ, + PER_VMID_INVALIDATE_REQ, 1 << vmid); + req = REG_SET_FIELD(req, GCVM_INVALIDATE_ENG0_REQ, FLUSH_TYPE, flush_type); + req = REG_SET_FIELD(req, GCVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PTES, 1); + req = REG_SET_FIELD(req, GCVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE0, 1); + req = REG_SET_FIELD(req, GCVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE1, 1); + req = REG_SET_FIELD(req, GCVM_INVALIDATE_ENG0_REQ, INVALIDATE_L2_PDE2, 1); + req = REG_SET_FIELD(req, GCVM_INVALIDATE_ENG0_REQ, INVALIDATE_L1_PTES, 1); + req = REG_SET_FIELD(req, GCVM_INVALIDATE_ENG0_REQ, + CLEAR_PROTECTION_FAULT_STATUS_ADDR, 0); + + return req; +} + +static void +gfxhub_v2_0_print_l2_protection_fault_status(struct amdgpu_device *adev, + uint32_t status) +{ + u32 cid = REG_GET_FIELD(status, + GCVM_L2_PROTECTION_FAULT_STATUS, CID); + + dev_err(adev->dev, + "GCVM_L2_PROTECTION_FAULT_STATUS:0x%08X\n", + status); + dev_err(adev->dev, "\t Faulty UTCL2 client ID: %s (0x%x)\n", + cid >= ARRAY_SIZE(gfxhub_client_ids) ? "unknown" : gfxhub_client_ids[cid], + cid); + dev_err(adev->dev, "\t MORE_FAULTS: 0x%lx\n", + REG_GET_FIELD(status, + GCVM_L2_PROTECTION_FAULT_STATUS, MORE_FAULTS)); + dev_err(adev->dev, "\t WALKER_ERROR: 0x%lx\n", + REG_GET_FIELD(status, + GCVM_L2_PROTECTION_FAULT_STATUS, WALKER_ERROR)); + dev_err(adev->dev, "\t PERMISSION_FAULTS: 0x%lx\n", + REG_GET_FIELD(status, + GCVM_L2_PROTECTION_FAULT_STATUS, PERMISSION_FAULTS)); + dev_err(adev->dev, "\t MAPPING_ERROR: 0x%lx\n", + REG_GET_FIELD(status, + GCVM_L2_PROTECTION_FAULT_STATUS, MAPPING_ERROR)); + dev_err(adev->dev, "\t RW: 0x%lx\n", + REG_GET_FIELD(status, + GCVM_L2_PROTECTION_FAULT_STATUS, RW)); +} + +static u64 gfxhub_v2_0_get_fb_location(struct amdgpu_device *adev) { u64 base = RREG32_SOC15(GC, 0, mmGCMC_VM_FB_LOCATION_BASE); @@ -41,12 +112,12 @@ u64 gfxhub_v2_0_get_fb_location(struct amdgpu_device *adev) return base; } -u64 gfxhub_v2_0_get_mc_fb_offset(struct amdgpu_device *adev) +static u64 gfxhub_v2_0_get_mc_fb_offset(struct amdgpu_device *adev) { return (u64)RREG32_SOC15(GC, 0, mmGCMC_VM_FB_OFFSET) << 24; } -void gfxhub_v2_0_setup_vm_pt_regs(struct amdgpu_device *adev, uint32_t vmid, +static void gfxhub_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_GFXHUB_0]; @@ -82,11 +153,6 @@ static void gfxhub_v2_0_init_system_aperture_regs(struct amdgpu_device *adev) uint64_t value; 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. - */ /* Disable AGP. */ WREG32_SOC15(GC, 0, mmGCMC_VM_AGP_BASE, 0); WREG32_SOC15(GC, 0, mmGCMC_VM_AGP_TOP, 0); @@ -247,7 +313,7 @@ static void gfxhub_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, GCVM_CONTEXT1_CNTL, RETRY_PERMISSION_OR_INVALID_PAGE_FAULT, - !amdgpu_noretry); + !adev->gmc.noretry); WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT1_CNTL, i * hub->ctx_distance, tmp); WREG32_SOC15_OFFSET(GC, 0, mmGCVM_CONTEXT1_PAGE_TABLE_START_ADDR_LO32, @@ -276,7 +342,7 @@ static void gfxhub_v2_0_program_invalidation(struct amdgpu_device *adev) } } -int gfxhub_v2_0_gart_enable(struct amdgpu_device *adev) +static int gfxhub_v2_0_gart_enable(struct amdgpu_device *adev) { /* GART Enable. */ gfxhub_v2_0_init_gart_aperture_regs(adev); @@ -292,7 +358,7 @@ int gfxhub_v2_0_gart_enable(struct amdgpu_device *adev) return 0; } -void gfxhub_v2_0_gart_disable(struct amdgpu_device *adev) +static void gfxhub_v2_0_gart_disable(struct amdgpu_device *adev) { struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB_0]; u32 tmp; @@ -323,7 +389,7 @@ void gfxhub_v2_0_gart_disable(struct amdgpu_device *adev) * @adev: amdgpu_device pointer * @value: true redirects VM faults to the default page */ -void gfxhub_v2_0_set_fault_enable_default(struct amdgpu_device *adev, +static void gfxhub_v2_0_set_fault_enable_default(struct amdgpu_device *adev, bool value) { u32 tmp; @@ -360,7 +426,12 @@ void gfxhub_v2_0_set_fault_enable_default(struct amdgpu_device *adev, WREG32_SOC15(GC, 0, mmGCVM_L2_PROTECTION_FAULT_CNTL, tmp); } -void gfxhub_v2_0_init(struct amdgpu_device *adev) +static const struct amdgpu_vmhub_funcs gfxhub_v2_0_vmhub_funcs = { + .print_l2_protection_fault_status = gfxhub_v2_0_print_l2_protection_fault_status, + .get_invalidate_req = gfxhub_v2_0_get_invalidate_req, +}; + +static void gfxhub_v2_0_init(struct amdgpu_device *adev) { struct amdgpu_vmhub *hub = &adev->vmhub[AMDGPU_GFXHUB_0]; @@ -390,4 +461,24 @@ void gfxhub_v2_0_init(struct amdgpu_device *adev) mmGCVM_INVALIDATE_ENG0_REQ; hub->eng_addr_distance = mmGCVM_INVALIDATE_ENG1_ADDR_RANGE_LO32 - mmGCVM_INVALIDATE_ENG0_ADDR_RANGE_LO32; + + hub->vm_cntx_cntl_vm_fault = GCVM_CONTEXT1_CNTL__RANGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + GCVM_CONTEXT1_CNTL__DUMMY_PAGE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + GCVM_CONTEXT1_CNTL__PDE0_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + GCVM_CONTEXT1_CNTL__VALID_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + GCVM_CONTEXT1_CNTL__READ_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + GCVM_CONTEXT1_CNTL__WRITE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK | + GCVM_CONTEXT1_CNTL__EXECUTE_PROTECTION_FAULT_ENABLE_INTERRUPT_MASK; + + hub->vmhub_funcs = &gfxhub_v2_0_vmhub_funcs; } + +const struct amdgpu_gfxhub_funcs gfxhub_v2_0_funcs = { + .get_fb_location = gfxhub_v2_0_get_fb_location, + .get_mc_fb_offset = gfxhub_v2_0_get_mc_fb_offset, + .setup_vm_pt_regs = gfxhub_v2_0_setup_vm_pt_regs, + .gart_enable = gfxhub_v2_0_gart_enable, + .gart_disable = gfxhub_v2_0_gart_disable, + .set_fault_enable_default = gfxhub_v2_0_set_fault_enable_default, + .init = gfxhub_v2_0_init, +}; |