diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1715-drm-amdgpu-fix-ATC-handling-for-Ryzen.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1715-drm-amdgpu-fix-ATC-handling-for-Ryzen.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1715-drm-amdgpu-fix-ATC-handling-for-Ryzen.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1715-drm-amdgpu-fix-ATC-handling-for-Ryzen.patch new file mode 100644 index 00000000..a15dc474 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1715-drm-amdgpu-fix-ATC-handling-for-Ryzen.patch @@ -0,0 +1,47 @@ +From 6ee18319c53af25f32dfd856df267e252ce668d6 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com> +Date: Thu, 28 Mar 2019 13:53:38 +0100 +Subject: [PATCH 1715/2940] drm/amdgpu: fix ATC handling for Ryzen +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Otherwise we don't correctly use translate further. + +Signed-off-by: Christian König <christian.koenig@amd.com> +Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> +Signed-off-by: Chaudhary Amit Kumar <Chaudharyamit.Kumar@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 14 +++++++++----- + 1 file changed, 9 insertions(+), 5 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +index 9f5e3bf9c908..c50ecc5175c3 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +@@ -745,13 +745,17 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev, + + addr = 0; + if (ats_entries) { +- uint64_t ats_value; +- ats_value = AMDGPU_PTE_DEFAULT_ATC; +- if (level != AMDGPU_VM_PTB) +- ats_value |= AMDGPU_PDE_PTE; ++ uint64_t value =0, flags; ++ ++ flags = AMDGPU_PTE_DEFAULT_ATC; ++ if (level != AMDGPU_VM_PTB) { ++ /* Handle leaf PDEs as PTEs */ ++ flags |= AMDGPU_PDE_PTE; ++ amdgpu_gmc_get_vm_pde(adev, level, &value, &flags); ++ } + + r = vm->update_funcs->update(¶ms, bo, addr, 0, ats_entries, +- 0, ats_value); ++ value, flags); + if (r) + return r; + addr += ats_entries * 8; +-- +2.17.1 + |