diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0809-drm-amd-amdgpu-restore-DGMA-request-size-check-and-N.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0809-drm-amd-amdgpu-restore-DGMA-request-size-check-and-N.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0809-drm-amd-amdgpu-restore-DGMA-request-size-check-and-N.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0809-drm-amd-amdgpu-restore-DGMA-request-size-check-and-N.patch new file mode 100644 index 00000000..4a8f581f --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/0809-drm-amd-amdgpu-restore-DGMA-request-size-check-and-N.patch @@ -0,0 +1,55 @@ +From 6e50d37aa31d5a3fc97b1e1ad73d709758929928 Mon Sep 17 00:00:00 2001 +From: Roger He <Hongbo.He@amd.com> +Date: Mon, 10 Jul 2017 15:55:06 +0800 +Subject: [PATCH 0809/4131] drm/amd/amdgpu: restore DGMA request size check and + NO_EVICT flag + +Change-Id: I8e69243ac89aaeb5048e2e0ec16720108cacaf79 +Reviewed-by: Flora Cui <Flora.Cui@amd.com> +Signed-off-by: Roger He <Hongbo.He@amd.com> + + Conflicts: + drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c | 18 ++++++++++++++++++ + 1 file changed, 18 insertions(+) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +index b58f185..a99545c 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +@@ -47,6 +47,7 @@ int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size, + struct drm_gem_object **obj) + { + struct amdgpu_bo *robj; ++ unsigned long max_size; + int r; + + *obj = NULL; +@@ -55,6 +56,23 @@ int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size, + alignment = PAGE_SIZE; + } + ++ if ((initial_domain & AMDGPU_GEM_DOMAIN_DGMA) || ++ (initial_domain & AMDGPU_GEM_DOMAIN_DGMA_IMPORT)) { ++ flags |= AMDGPU_GEM_CREATE_NO_EVICT; ++ max_size = (unsigned long)amdgpu_direct_gma_size << 20; ++ ++ if (initial_domain & AMDGPU_GEM_DOMAIN_DGMA) ++ max_size -= atomic64_read(&adev->direct_gma.vram_usage); ++ else if (initial_domain & AMDGPU_GEM_DOMAIN_DGMA_IMPORT) ++ max_size -= atomic64_read(&adev->direct_gma.gart_usage); ++ ++ if (size > max_size) { ++ DRM_DEBUG("Allocation size %ldMb bigger than %ldMb limit\n", ++ size >> 20, max_size >> 20); ++ return -ENOMEM; ++ } ++ } ++ + retry: + r = amdgpu_bo_create(adev, size, alignment, kernel, initial_domain, + flags, NULL, NULL, 0, &robj); +-- +2.7.4 + |