[PATCH v4 06/19] drm/virtgpu api: host visible feature

Gurchetan Singh gurchetansingh at chromium.org
Thu Sep 24 00:32:01 UTC 2020


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 at chromium.org>
Acked-by: Tomeu Vizoso <tomeu.vizoso at collabora.com>
Acked-by: Lingfeng Yang <lfy at google.com>
---
 include/uapi/drm/virtgpu_drm.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/include/uapi/drm/virtgpu_drm.h b/include/uapi/drm/virtgpu_drm.h
index bb224f604c9e3..e1b1518f9acc5 100644
--- 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;
-- 
2.26.2



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