2019-02-27 14:49:51

by Gerd Hoffmann

Subject: [PATCH 1/3] drm/virtio: implement prime mmap

Sync gem vm_node.start with ttm vm_node.start,
then we can just call drm_gem_prime_mmap().

Signed-off-by: Gerd Hoffmann <[email protected]>
---
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

2019-02-27 17:12:04

by Noralf Trønnes

Subject: Re: [PATCH 1/3] drm/virtio: implement prime mmap

Den 27.02.2019 15.44, skrev Gerd Hoffmann:
> Sync gem vm_node.start with ttm vm_node.start,
> then we can just call drm_gem_prime_mmap().
>
> Signed-off-by: Gerd Hoffmann <[email protected]>
> ---

Acked-by: Noralf Trønnes <[email protected]>