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drm/amd/amdgpu: L1 Policy(1/5) - removed VM settings for mmhub and gfxhub from VF 

Signed-off-by: Zhigang Luo <zhigang.luo@amd.com>
Signed-off-by: Jane Jian <jane.jian@amd.com>
Reviewed-by: Emily Deng <Emily.Deng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Zhigang Luo 2019-11-14 16:53:58 -05:00 committed by Alex Deucher
parent 61130c7432
commit 20bf2f6fef
2 changed files with 48 additions and 37 deletions
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11
drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
View File

@ -1308,11 +1308,12 @@ static int gmc_v9_0_hw_init(void *handle)
value = true;
gfxhub_v1_0_set_fault_enable_default(adev, value);
if (adev->asic_type == CHIP_ARCTURUS)
mmhub_v9_4_set_fault_enable_default(adev, value);
else
mmhub_v1_0_set_fault_enable_default(adev, value);
if (!amdgpu_sriov_vf(adev)) {
if (adev->asic_type == CHIP_ARCTURUS)
mmhub_v9_4_set_fault_enable_default(adev, value);
else
mmhub_v1_0_set_fault_enable_default(adev, value);
}
for (i = 0; i < adev->num_vmhubs; ++i)
gmc_v9_0_flush_gpu_tlb(adev, 0, i, 0);

74
drivers/gpu/drm/amd/amdgpu/mmhub_v9_4.c
View File

@ -128,45 +128,53 @@ static void mmhub_v9_4_init_system_aperture_regs(struct amdgpu_device *adev,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
adev->gmc.agp_start >> 24);
/* Program the system aperture low logical page number. */
WREG32_SOC15_OFFSET(MMHUB, 0,
mmVMSHAREDVC0_MC_VM_SYSTEM_APERTURE_LOW_ADDR,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
min(adev->gmc.fb_start, adev->gmc.agp_start) >> 18);
WREG32_SOC15_OFFSET(MMHUB, 0,
mmVMSHAREDVC0_MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
if (!amdgpu_sriov_vf(adev)) {
/* Program the system aperture low logical page number. */
WREG32_SOC15_OFFSET(
MMHUB, 0, mmVMSHAREDVC0_MC_VM_SYSTEM_APERTURE_LOW_ADDR,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
min(adev->gmc.fb_start, adev->gmc.agp_start) >> 18);
WREG32_SOC15_OFFSET(
MMHUB, 0, mmVMSHAREDVC0_MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
max(adev->gmc.fb_end, adev->gmc.agp_end) >> 18);
/* Set default page address. */
value = adev->vram_scratch.gpu_addr - adev->gmc.vram_start +
adev->vm_manager.vram_base_offset;
WREG32_SOC15_OFFSET(MMHUB, 0,
/* Set default page address. */
value = adev->vram_scratch.gpu_addr - adev->gmc.vram_start +
adev->vm_manager.vram_base_offset;
WREG32_SOC15_OFFSET(
MMHUB, 0,
mmVMSHAREDPF0_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_LSB,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
(u32)(value >> 12));
WREG32_SOC15_OFFSET(MMHUB, 0,
WREG32_SOC15_OFFSET(
MMHUB, 0,
mmVMSHAREDPF0_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR_MSB,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
(u32)(value >> 44));
/* Program "protection fault". */
WREG32_SOC15_OFFSET(MMHUB, 0,
mmVML2PF0_VM_L2_PROTECTION_FAULT_DEFAULT_ADDR_LO32,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
(u32)(adev->dummy_page_addr >> 12));
WREG32_SOC15_OFFSET(MMHUB, 0,
mmVML2PF0_VM_L2_PROTECTION_FAULT_DEFAULT_ADDR_HI32,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
(u32)((u64)adev->dummy_page_addr >> 44));
/* Program "protection fault". */
WREG32_SOC15_OFFSET(
MMHUB, 0,
mmVML2PF0_VM_L2_PROTECTION_FAULT_DEFAULT_ADDR_LO32,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
(u32)(adev->dummy_page_addr >> 12));
WREG32_SOC15_OFFSET(
MMHUB, 0,
mmVML2PF0_VM_L2_PROTECTION_FAULT_DEFAULT_ADDR_HI32,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
(u32)((u64)adev->dummy_page_addr >> 44));
tmp = RREG32_SOC15_OFFSET(MMHUB, 0,
mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
ACTIVE_PAGE_MIGRATION_PTE_READ_RETRY, 1);
WREG32_SOC15_OFFSET(MMHUB, 0, mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET, tmp);
tmp = RREG32_SOC15_OFFSET(
MMHUB, 0, mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET);
tmp = REG_SET_FIELD(tmp, VML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
ACTIVE_PAGE_MIGRATION_PTE_READ_RETRY, 1);
WREG32_SOC15_OFFSET(MMHUB, 0,
mmVML2PF0_VM_L2_PROTECTION_FAULT_CNTL2,
hubid * MMHUB_INSTANCE_REGISTER_OFFSET,
tmp);
}
}
static void mmhub_v9_4_init_tlb_regs(struct amdgpu_device *adev, int hubid)
@ -372,10 +380,12 @@ int mmhub_v9_4_gart_enable(struct amdgpu_device *adev)
mmhub_v9_4_init_gart_aperture_regs(adev, i);
mmhub_v9_4_init_system_aperture_regs(adev, i);
mmhub_v9_4_init_tlb_regs(adev, i);
mmhub_v9_4_init_cache_regs(adev, i);
if (!amdgpu_sriov_vf(adev))
mmhub_v9_4_init_cache_regs(adev, i);
mmhub_v9_4_enable_system_domain(adev, i);
mmhub_v9_4_disable_identity_aperture(adev, i);
if (!amdgpu_sriov_vf(adev))
mmhub_v9_4_disable_identity_aperture(adev, i);
mmhub_v9_4_setup_vmid_config(adev, i);
mmhub_v9_4_program_invalidation(adev, i);
}