From: Gurchetan Singh Date: Thu, 24 Sep 2020 00:32:02 +0000 (-0700) Subject: drm/virtgpu api: cross-device feature X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=bf36dea17623b65cfbbe6219bfea1326255a89b6;p=linux.git drm/virtgpu api: cross-device feature This feature was recently added to virtio-gpu, lets make it userspace queryable. It's an error to use BLOB_FLAG_USE_CROSS_DEVICE when this feature is not present. Signed-off-by: Gurchetan Singh Acked-by: Tomeu Vizoso Link: http://patchwork.freedesktop.org/patch/msgid/20200924003214.662-7-gurchetansingh@chromium.org Signed-off-by: Gerd Hoffmann --- diff --git a/include/uapi/drm/virtgpu_drm.h b/include/uapi/drm/virtgpu_drm.h index e1b1518f9acc5..b9ec26e9c6463 100644 --- a/include/uapi/drm/virtgpu_drm.h +++ b/include/uapi/drm/virtgpu_drm.h @@ -74,6 +74,7 @@ struct drm_virtgpu_execbuffer { #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 */ +#define VIRTGPU_PARAM_CROSS_DEVICE 5 /* Cross virtio-device resource sharing */ struct drm_virtgpu_getparam { __u64 param;