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drm/virtio: implement blob resources: probe for host visible region

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The availability of the host visible region means host 3D
allocations can be directly mapped in the guest.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20200924003214.662-9-gurchetansingh@chromium.org
Co-developed-by: Gurchetan Singh <gurchetansingh@chromium.org>
Signed-off-by: Gurchetan Singh <gurchetansingh@chromium.org>
This commit is contained in:
Gerd Hoffmann
2020-09-23 17:32:04 -07:00
parent 6815cfe602
commit 6076a9711d
3 changed files with 25 additions and 2 deletions
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2
drivers/gpu/drm/virtio/virtgpu_drv.h
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@@ -209,6 +209,8 @@ struct virtio_gpu_device {
bool has_indirect;
bool has_resource_assign_uuid;
bool has_resource_blob;
bool has_host_visible;
struct virtio_shm_region host_visible_region;
struct work_struct config_changed_work;