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authorGurchetan Singh <gurchetansingh@chromium.org>2020-09-23 17:32:09 -0700
committerGerd Hoffmann <kraxel@redhat.com>2020-09-29 11:23:42 +0200
commit0b0f1afe6cff06cf51a1435aa0089ce335df00b5 (patch)
treeaf318217834ef47ccf546418502c132f006e386b /drivers/gpu/drm/virtio
parentc7a6ac4f60bc54a0a45de76a3a258685024c9293 (diff)
drm/virtio: implement blob resources: blob display integration
SCANOUT_BLOB forwards the DRM framebuffer metadata to the host. The modifier is intentionally left out -- it may be possible to query the host for that. We also assume one blob resource per DRM framebuffer. That too is an intentional simplification. Signed-off-by: Gurchetan Singh <gurchetansingh@chromium.org> Acked-by: Tomeu Vizoso <tomeu.vizoso@collabora.com> Link: http://patchwork.freedesktop.org/patch/msgid/20200924003214.662-14-gurchetansingh@chromium.org Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/virtio')
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_plane.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/gpu/drm/virtio/virtgpu_plane.c b/drivers/gpu/drm/virtio/virtgpu_plane.c
index 6a311cd93440..42ac08ed1442 100644
--- a/drivers/gpu/drm/virtio/virtgpu_plane.c
+++ b/drivers/gpu/drm/virtio/virtgpu_plane.c
@@ -174,12 +174,23 @@ static void virtio_gpu_primary_plane_update(struct drm_plane *plane,
plane->state->src_h >> 16,
plane->state->src_x >> 16,
plane->state->src_y >> 16);
- virtio_gpu_cmd_set_scanout(vgdev, output->index,
- bo->hw_res_handle,
- plane->state->src_w >> 16,
- plane->state->src_h >> 16,
- plane->state->src_x >> 16,
- plane->state->src_y >> 16);
+
+ if (bo->host3d_blob || bo->guest_blob) {
+ virtio_gpu_cmd_set_scanout_blob
+ (vgdev, output->index, bo,
+ plane->state->fb,
+ plane->state->src_w >> 16,
+ plane->state->src_h >> 16,
+ plane->state->src_x >> 16,
+ plane->state->src_y >> 16);
+ } else {
+ virtio_gpu_cmd_set_scanout(vgdev, output->index,
+ bo->hw_res_handle,
+ plane->state->src_w >> 16,
+ plane->state->src_h >> 16,
+ plane->state->src_x >> 16,
+ plane->state->src_y >> 16);
+ }
}
virtio_gpu_cmd_resource_flush(vgdev, bo->hw_res_handle,