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drm/virtio: Remove redundant return type

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virtio_gpu_fence_emit() always returns 0, since it
has no error paths.

Consequently no calls for virtio_gpu_fence_emit()
use the return value, and it can be removed.

Signed-off-by: Robert Foss <robert.foss@collabora.com>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>
Link: http://patchwork.freedesktop.org/patch/msgid/20190506091034.30289-1-robert.foss@collabora.com
Suggested-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Chia-I Wu <olvaffe@gmail.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Robert Foss 2019-05-06 11:10:34 +02:00 • committed by Gerd Hoffmann
parent 9c79edecb0
commit fa2b7c21d9
2 changed files with 2 additions and 3 deletions
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2
drivers/gpu/drm/virtio/virtgpu_drv.h
View file

@ -355,7 +355,7 @@ int virtio_gpu_mmap(struct file *filp, struct vm_area_struct *vma);
bool virtio_fence_signaled(struct dma_fence *f);
struct virtio_gpu_fence *virtio_gpu_fence_alloc(
struct virtio_gpu_device *vgdev);
int virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev,
void virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev,
struct virtio_gpu_ctrl_hdr *cmd_hdr,
struct virtio_gpu_fence *fence);
void virtio_gpu_fence_event_process(struct virtio_gpu_device *vdev,

3
drivers/gpu/drm/virtio/virtgpu_fence.c
View file

@ -85,7 +85,7 @@ struct virtio_gpu_fence *virtio_gpu_fence_alloc(struct virtio_gpu_device *vgdev)
return fence;
}
int virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev,
void virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev,
struct virtio_gpu_ctrl_hdr *cmd_hdr,
struct virtio_gpu_fence *fence)
{
@ -102,7 +102,6 @@ int virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev,
cmd_hdr->flags |= cpu_to_le32(VIRTIO_GPU_FLAG_FENCE);
cmd_hdr->fence_id = cpu_to_le64(fence->f.seqno);
return 0;
}
void virtio_gpu_fence_event_process(struct virtio_gpu_device *vgdev,