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drm/virtgpu api: host visible feature
author
Gurchetan Singh
<gurchetansingh@chromium.org>
Thu, 24 Sep 2020 00:32:01 +0000
(17:32 -0700)
committer
Gerd Hoffmann
<kraxel@redhat.com>
Tue, 29 Sep 2020 09:23:14 +0000
(11:23 +0200)
This exposes the host visible feature to userspace. Without it,
it is an error to specify BLOB_MEM_HOST3D with
BLOG_FLAG_USE_MAPPABLE.
Signed-off-by: Gurchetan Singh <gurchetansingh@chromium.org>
Acked-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Acked-by: Lingfeng Yang <lfy@google.com>
Link:
http://patchwork.freedesktop.org/patch/msgid/20200924003214.662-6-gurchetansingh@chromium.org
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
include/uapi/drm/virtgpu_drm.h
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diff --git
a/include/uapi/drm/virtgpu_drm.h
b/include/uapi/drm/virtgpu_drm.h
index
bb224f6
..
e1b1518
100644
(file)
--- a/
include/uapi/drm/virtgpu_drm.h
+++ b/
include/uapi/drm/virtgpu_drm.h
@@
-73,6
+73,7
@@
struct drm_virtgpu_execbuffer {
#define VIRTGPU_PARAM_3D_FEATURES 1 /* do we have 3D features in the hw */
#define VIRTGPU_PARAM_CAPSET_QUERY_FIX 2 /* do we have the capset fix */
#define VIRTGPU_PARAM_RESOURCE_BLOB 3 /* DRM_VIRTGPU_RESOURCE_CREATE_BLOB */
+#define VIRTGPU_PARAM_HOST_VISIBLE 4 /* Host blob resources are mappable */
struct drm_virtgpu_getparam {
__u64 param;