diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1792-drm-amdgpu-add-IOCTL-interface-for-per-VM-BOs-v3.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1792-drm-amdgpu-add-IOCTL-interface-for-per-VM-BOs-v3.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1792-drm-amdgpu-add-IOCTL-interface-for-per-VM-BOs-v3.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1792-drm-amdgpu-add-IOCTL-interface-for-per-VM-BOs-v3.patch new file mode 100644 index 00000000..e5417dc3 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/1792-drm-amdgpu-add-IOCTL-interface-for-per-VM-BOs-v3.patch @@ -0,0 +1,47 @@ +From 94af8ef283d8f92f24c12a0777c8a427fe008cef Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com> +Date: Fri, 25 Aug 2017 09:14:43 +0200 +Subject: [PATCH 1792/4131] drm/amdgpu: add IOCTL interface for per VM BOs v3 +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Add the IOCTL interface so that applications can allocate per VM BOs. + +Still WIP since not all corner cases are tested yet, but this reduces average +CS overhead for 10K BOs from 21ms down to 48us. + +v2: add some extra checks, remove the WIP tag +v3: rename new flag to AMDGPU_GEM_CREATE_VM_ALWAYS_VALID + +Change-Id: I1746d681781b20d6240a85a7f681df9afb245d11 +Signed-off-by: Christian König <christian.koenig@amd.com> +Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com> + + Conflicts: + drivers/gpu/drm/amd/amdgpu/amdgpu_gem.c +--- + drivers/gpu/drm/amd/amdgpu/amdgpu.h | 7 ++++--- + 1 file changed, 4 insertions(+), 3 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h +index 265ddb3..4183d4d 100755 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h +@@ -473,9 +473,10 @@ struct amdgpu_sa_bo { + */ + void amdgpu_gem_force_release(struct amdgpu_device *adev); + int amdgpu_gem_object_create(struct amdgpu_device *adev, unsigned long size, +- int alignment, u32 initial_domain, +- u64 flags, bool kernel, +- struct drm_gem_object **obj); ++ int alignment, u32 initial_domain, ++ u64 flags, bool kernel, ++ struct reservation_object *resv, ++ struct drm_gem_object **obj); + + int amdgpu_mode_dumb_create(struct drm_file *file_priv, + struct drm_device *dev, +-- +2.7.4 + |