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Subject[PATCH 1/3] drm/virtio: implement prime mmap
Date
Sync gem vm_node.start with ttm vm_node.start,
then we can just call drm_gem_prime_mmap().

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
drivers/gpu/drm/virtio/virtgpu_prime.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/gpu/drm/virtio/virtgpu_prime.c b/drivers/gpu/drm/virtio/virtgpu_prime.c
index c59ec34c80a5..b4c9199349e7 100644
--- a/drivers/gpu/drm/virtio/virtgpu_prime.c
+++ b/drivers/gpu/drm/virtio/virtgpu_prime.c
@@ -56,7 +56,10 @@ void virtgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr)
}

int virtgpu_gem_prime_mmap(struct drm_gem_object *obj,
- struct vm_area_struct *area)
+ struct vm_area_struct *vma)
{
- return -ENODEV;
+ struct virtio_gpu_object *bo = gem_to_virtio_gpu_obj(obj);
+
+ bo->gem_base.vma_node.vm_node.start = bo->tbo.vma_node.vm_node.start;
+ return drm_gem_prime_mmap(obj, vma);
}
--
2.9.3
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