diff options
| author | Gerd Hoffmann <kraxel@redhat.com> | 2020-09-23 17:32:03 -0700 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2020-09-29 11:23:20 +0200 |
| commit | 6815cfe602d03df1b3029081e1c4fb81a224d9fb (patch) | |
| tree | d449e6366a8ba1032f1ce7af5a694fab23c9470f /drivers/gpu/drm | |
| parent | bf36dea17623b65cfbbe6219bfea1326255a89b6 (diff) | |
| download | linux-6815cfe602d03df1b3029081e1c4fb81a224d9fb.tar.bz2 | |
drm/virtio: implement blob resources: probe for the feature.
Let's proble for VIRTIO_GPU_F_RESOURCE_BLOB.
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Gurchetan Singh <gurchetansingh@chromium.org>
Acked-by: Tomeu Vizoso <tomeu.vizoso@collabora.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20200924003214.662-8-gurchetansingh@chromium.org
Diffstat (limited to 'drivers/gpu/drm')
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_debugfs.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_drv.c | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_drv.h | 1 | ||||
| -rw-r--r-- | drivers/gpu/drm/virtio/virtgpu_kms.c | 10 |
4 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_debugfs.c b/drivers/gpu/drm/virtio/virtgpu_debugfs.c index d5b0c543bd6d..6b9b8376613f 100644 --- a/drivers/gpu/drm/virtio/virtgpu_debugfs.c +++ b/drivers/gpu/drm/virtio/virtgpu_debugfs.c @@ -49,6 +49,7 @@ static int virtio_gpu_features(struct seq_file *m, void *data) virtio_add_bool(m, "edid", vgdev->has_edid); virtio_add_bool(m, "indirect", vgdev->has_indirect); virtio_add_bool(m, "resource uuid", vgdev->has_resource_assign_uuid); + virtio_add_bool(m, "blob resources", vgdev->has_resource_blob); virtio_add_int(m, "cap sets", vgdev->num_capsets); virtio_add_int(m, "scanouts", vgdev->num_scanouts); return 0; diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.c b/drivers/gpu/drm/virtio/virtgpu_drv.c index 1f8d6ed11d21..86330f1ade72 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.c +++ b/drivers/gpu/drm/virtio/virtgpu_drv.c @@ -166,6 +166,7 @@ static unsigned int features[] = { #endif VIRTIO_GPU_F_EDID, VIRTIO_GPU_F_RESOURCE_UUID, + VIRTIO_GPU_F_RESOURCE_BLOB, }; static struct virtio_driver virtio_gpu_driver = { .feature_table = features, diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h index 272abe177ded..b53478a6a3c0 100644 --- a/drivers/gpu/drm/virtio/virtgpu_drv.h +++ b/drivers/gpu/drm/virtio/virtgpu_drv.h @@ -208,6 +208,7 @@ struct virtio_gpu_device { bool has_edid; bool has_indirect; bool has_resource_assign_uuid; + bool has_resource_blob; struct work_struct config_changed_work; diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c index eed57a931309..0678e56100da 100644 --- a/drivers/gpu/drm/virtio/virtgpu_kms.c +++ b/drivers/gpu/drm/virtio/virtgpu_kms.c @@ -152,10 +152,14 @@ int virtio_gpu_init(struct drm_device *dev) if (virtio_has_feature(vgdev->vdev, VIRTIO_GPU_F_RESOURCE_UUID)) { vgdev->has_resource_assign_uuid = true; } + if (virtio_has_feature(vgdev->vdev, VIRTIO_GPU_F_RESOURCE_BLOB)) { + vgdev->has_resource_blob = true; + } - DRM_INFO("features: %cvirgl %cedid\n", - vgdev->has_virgl_3d ? '+' : '-', - vgdev->has_edid ? '+' : '-'); + DRM_INFO("features: %cvirgl %cedid %cresource_blob\n", + vgdev->has_virgl_3d ? '+' : '-', + vgdev->has_edid ? '+' : '-', + vgdev->has_resource_blob ? '+' : '-'); ret = virtio_find_vqs(vgdev->vdev, 2, vqs, callbacks, names, NULL); if (ret) { |