[PATCH 4/5] drm/virtio: use fence_id when processing fences

[Anthoine Bourgeois]

On Wed, Nov 18, 2020 at 05:08:08PM -0800, Gurchetan Singh wrote:
>Currently, the fence ID, which can be used to identify a
>virtgpu fence, is the same as the fence sequence number.
>
>Let's use the fence_id name to clearly signal this.
>
>Signed-off-by: Gurchetan Singh <gurchetansingh at chromium.org>

Reviewed-by: Anthoine Bourgeois <anthoine.bourgeois at gmail.com>

>---
> drivers/gpu/drm/virtio/virtgpu_drv.h   | 2 +-
> drivers/gpu/drm/virtio/virtgpu_fence.c | 6 +++---
> 2 files changed, 4 insertions(+), 4 deletions(-)
>
>diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h
>index c94052376d18..7c7967a2eb84 100644
>--- a/drivers/gpu/drm/virtio/virtgpu_drv.h
>+++ b/drivers/gpu/drm/virtio/virtgpu_drv.h
>@@ -420,7 +420,7 @@ 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,
>-				    u64 last_seq);
>+				    u64 fence_id);
>
> /* virtgpu_object.c */
> void virtio_gpu_cleanup_object(struct virtio_gpu_object *bo);
>diff --git a/drivers/gpu/drm/virtio/virtgpu_fence.c b/drivers/gpu/drm/virtio/virtgpu_fence.c
>index 5b2a4146c5bd..2fe9c7ebcbd4 100644
>--- a/drivers/gpu/drm/virtio/virtgpu_fence.c
>+++ b/drivers/gpu/drm/virtio/virtgpu_fence.c
>@@ -112,16 +112,16 @@ void virtio_gpu_fence_emit(struct virtio_gpu_device *vgdev,
> }
>
> void virtio_gpu_fence_event_process(struct virtio_gpu_device *vgdev,
>-				    u64 last_seq)
>+				    u64 fence_id)
> {
> 	struct virtio_gpu_fence_driver *drv = &vgdev->fence_drv;
> 	struct virtio_gpu_fence *fence, *tmp;
> 	unsigned long irq_flags;
>
> 	spin_lock_irqsave(&drv->lock, irq_flags);
>-	atomic64_set(&vgdev->fence_drv.last_seq, last_seq);
>+	atomic64_set(&vgdev->fence_drv.last_seq, fence_id);
> 	list_for_each_entry_safe(fence, tmp, &drv->fences, node) {
>-		if (last_seq < fence->f.seqno)
>+		if (fence_id < fence->f.seqno)
> 			continue;
> 		dma_fence_signal_locked(&fence->f);
> 		list_del(&fence->node);
>-- 
>2.29.2.299.gdc1121823c-goog
>