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| author | Christian König <christian.koenig@amd.com> | 2017-12-05 15:23:26 +0100 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-12-18 11:53:08 -0500 |
| commit | 6a42fd6fbf5340968b1fb41bf6a700699ddb5a13 (patch) | |
| tree | 74dfd606da7c32930dd82271a8853802a36e685c /drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | |
| parent | 78f99c6d5c8ea707cf1953aaa73b911679f9066a (diff) | |
| download | linux-6a42fd6fbf5340968b1fb41bf6a700699ddb5a13.tar.gz | |
drm/amdgpu: implement 2+1 PD support for Raven v3
Instead of falling back to 2 level and very limited address space use
2+1 PD support and 128TB + 512GB of virtual address space.
v2: cleanup defines, rebase on top of level enum
v3: fix inverted check in hardware setup
Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-and-Tested-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c | 49 |
1 files changed, 31 insertions, 18 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c index 0c5a76f88d35..ffd5b7ee49c4 100644 --- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c +++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c @@ -155,10 +155,15 @@ static void mmhub_v1_0_init_cache_regs(struct amdgpu_device *adev) tmp = REG_SET_FIELD(tmp, VM_L2_CNTL2, INVALIDATE_L2_CACHE, 1); WREG32_SOC15(MMHUB, 0, mmVM_L2_CNTL2, tmp); - tmp = mmVM_L2_CNTL3_DEFAULT; - tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, BANK_SELECT, 9); - tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, L2_CACHE_BIGK_FRAGMENT_SIZE, 6); - WREG32_SOC15(MMHUB, 0, mmVM_L2_CNTL3, tmp); + if (adev->mc.translate_further) { + tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, BANK_SELECT, 12); + tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, + L2_CACHE_BIGK_FRAGMENT_SIZE, 9); + } else { + tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, BANK_SELECT, 9); + tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3, + L2_CACHE_BIGK_FRAGMENT_SIZE, 6); + } tmp = mmVM_L2_CNTL4_DEFAULT; tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_PDE_REQUEST_PHYSICAL, 0); @@ -196,32 +201,40 @@ static void mmhub_v1_0_disable_identity_aperture(struct amdgpu_device *adev) static void mmhub_v1_0_setup_vmid_config(struct amdgpu_device *adev) { - int i; + unsigned num_level, block_size; uint32_t tmp; + int i; + + num_level = adev->vm_manager.num_level; + block_size = adev->vm_manager.block_size; + if (adev->mc.translate_further) + num_level -= 1; + else + block_size -= 9; for (i = 0; i <= 14; i++) { tmp = RREG32_SOC15_OFFSET(MMHUB, 0, mmVM_CONTEXT1_CNTL, i); + tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, ENABLE_CONTEXT, 1); + tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, PAGE_TABLE_DEPTH, + num_level); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, - ENABLE_CONTEXT, 1); - tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, - PAGE_TABLE_DEPTH, adev->vm_manager.num_level); - tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, - RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); + RANGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, - DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); + DUMMY_PAGE_PROTECTION_FAULT_ENABLE_DEFAULT, + 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, - PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, 1); + PDE0_PROTECTION_FAULT_ENABLE_DEFAULT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, - VALID_PROTECTION_FAULT_ENABLE_DEFAULT, 1); + VALID_PROTECTION_FAULT_ENABLE_DEFAULT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, - READ_PROTECTION_FAULT_ENABLE_DEFAULT, 1); + READ_PROTECTION_FAULT_ENABLE_DEFAULT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, - WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); + WRITE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, - EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); + EXECUTE_PROTECTION_FAULT_ENABLE_DEFAULT, 1); tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, - PAGE_TABLE_BLOCK_SIZE, - adev->vm_manager.block_size - 9); + PAGE_TABLE_BLOCK_SIZE, + block_size); /* Send no-retry XNACK on fault to suppress VM fault storm. */ tmp = REG_SET_FIELD(tmp, VM_CONTEXT1_CNTL, RETRY_PERMISSION_OR_INVALID_PAGE_FAULT, 0); |