diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1098-amd-amdgpu-keep-amdgpu_gem_prime_foreign_bo-for-KFD.patch')
-rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1098-amd-amdgpu-keep-amdgpu_gem_prime_foreign_bo-for-KFD.patch | 78 |
1 files changed, 0 insertions, 78 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1098-amd-amdgpu-keep-amdgpu_gem_prime_foreign_bo-for-KFD.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1098-amd-amdgpu-keep-amdgpu_gem_prime_foreign_bo-for-KFD.patch deleted file mode 100644 index 8037bcfa..00000000 --- a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1098-amd-amdgpu-keep-amdgpu_gem_prime_foreign_bo-for-KFD.patch +++ /dev/null @@ -1,78 +0,0 @@ -From 48ed61e8949ea55e17e55d36a3b98e60a4b3d755 Mon Sep 17 00:00:00 2001 -From: Jim Qu <Jim.Qu@amd.com> -Date: Tue, 16 Jan 2018 13:40:45 +0800 -Subject: [PATCH 1098/4131] amd/amdgpu: keep amdgpu_gem_prime_foreign_bo() for - KFD - -Change-Id: Id9cf262c8af087be57c5b9cf436d4c7cd0ec7c76 -Signed-off-by: Jim Qu <Jim.Qu@amd.com> -Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com> ---- - drivers/gpu/drm/amd/amdgpu/amdgpu.h | 2 ++ - drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c | 40 +++++++++++++++++++++++++++++++ - 2 files changed, 42 insertions(+) - -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h -index 0bf2f63..fe23de8 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h -@@ -419,6 +419,8 @@ amdgpu_gem_prime_import_sg_table(struct drm_device *dev, - struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev, - struct drm_gem_object *gobj, - int flags); -+struct drm_gem_object * -+amdgpu_gem_prime_foreign_bo(struct amdgpu_device *adev, struct amdgpu_bo *bo); - int amdgpu_gem_prime_pin(struct drm_gem_object *obj); - void amdgpu_gem_prime_unpin(struct drm_gem_object *obj); - struct reservation_object *amdgpu_gem_prime_res_obj(struct drm_gem_object *); -diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c -index 408af41..458e99a 100644 ---- a/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c -+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_prime.c -@@ -161,3 +161,43 @@ struct dma_buf *amdgpu_gem_prime_export(struct drm_device *dev, - return drm_gem_prime_export(dev, gobj, flags); - } - -+struct drm_gem_object * -+amdgpu_gem_prime_foreign_bo(struct amdgpu_device *adev, struct amdgpu_bo *bo) -+{ -+ struct amdgpu_gem_object *gobj; -+ int r; -+ -+ ww_mutex_lock(&bo->tbo.resv->lock, NULL); -+ -+ list_for_each_entry(gobj, &bo->gem_objects, list) { -+ if (gobj->base.dev != adev->ddev) -+ continue; -+ -+ ww_mutex_unlock(&bo->tbo.resv->lock); -+ drm_gem_object_reference(&gobj->base); -+ return &gobj->base; -+ } -+ -+ -+ gobj = kzalloc(sizeof(struct amdgpu_gem_object), GFP_KERNEL); -+ if (unlikely(!gobj)) { -+ ww_mutex_unlock(&bo->tbo.resv->lock); -+ return ERR_PTR(-ENOMEM); -+ } -+ -+ r = drm_gem_object_init(adev->ddev, &gobj->base, amdgpu_bo_size(bo)); -+ if (unlikely(r)) { -+ kfree(gobj); -+ ww_mutex_unlock(&bo->tbo.resv->lock); -+ return ERR_PTR(r); -+ } -+ -+ list_add(&gobj->list, &bo->gem_objects); -+ gobj->bo = amdgpu_bo_ref(bo); -+ bo->flags |= AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED; -+ -+ ww_mutex_unlock(&bo->tbo.resv->lock); -+ -+ return &gobj->base; -+} -+ --- -2.7.4 - |