From: Christopher James Halse Rogers <christopher.halse.rogers@xxxxxxxxxxxxx> Any use of the framebuffer will migrate it to VRAM, which is not sensible for an imported dma-buf. Signed-off-by: Christopher James Halse Rogers <christopher.halse.rogers@xxxxxxxxxxxxx> CC: nouveau@xxxxxxxxxxxxxxxxxxxxx --- drivers/gpu/drm/nouveau/nouveau_display.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/nouveau/nouveau_display.c b/drivers/gpu/drm/nouveau/nouveau_display.c index 72fdba1a1c5d..e8e6bc7b6d51 100644 --- a/drivers/gpu/drm/nouveau/nouveau_display.c +++ b/drivers/gpu/drm/nouveau/nouveau_display.c @@ -286,6 +286,10 @@ nouveau_user_framebuffer_create(struct drm_device *dev, return ERR_PTR(-ENOENT); nvbo = nouveau_gem_object(gem); + /* Handle is an imported dma-buf, so cannot be migrated to VRAM */ + if (gem->import_attach) + return ERR_PTR(-EINVAL); + ret = nouveau_framebuffer_new(dev, mode_cmd, nvbo, &fb); if (ret == 0) return &fb->base; -- 2.11.0 _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel
