[PATCH v3 2/2] drm/virtio: set max_segment
From: Gerd Hoffmann <kraxel@redhat.com>
Date: 2020-09-07 06:33:59
Also in:
dri-devel, lkml
Subsystem:
drm drivers, drm drivers and misc gpu patches, the rest, virtio gpu driver · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Linus Torvalds, David Airlie, Gerd Hoffmann, Dmitry Osipenko
When initializing call virtio_max_dma_size() to figure the scatter list limit. Needed to make virtio-gpu work properly with SEV. v2: place max_segment in drm driver not gem object. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> --- drivers/gpu/drm/virtio/virtgpu_kms.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/gpu/drm/virtio/virtgpu_kms.c b/drivers/gpu/drm/virtio/virtgpu_kms.c
index 75d0dc2f6d28..151471acdfcf 100644
--- a/drivers/gpu/drm/virtio/virtgpu_kms.c
+++ b/drivers/gpu/drm/virtio/virtgpu_kms.c@@ -167,6 +167,7 @@ int virtio_gpu_init(struct drm_device *dev) DRM_ERROR("failed to alloc vbufs\n"); goto err_vbufs; } + dev->max_segment = virtio_max_dma_size(vgdev->vdev); /* get display info */ virtio_cread_le(vgdev->vdev, struct virtio_gpu_config,
--
2.27.0
_______________________________________________
Virtualization mailing list
Virtualization@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/virtualization