On Mon, Dec 01, 2025 at 11:50:12AM +0100, Philipp Stanner wrote:
> There is a new dma_fence helper which simplifies testing for a fence's
> signaled_flag. Use it in xe.
> 
> Signed-off-by: Philipp Stanner <[email protected]>

Reviewed-by: Matthew Brost <[email protected]>

> ---
>  drivers/gpu/drm/xe/xe_exec_queue.c | 9 +++------
>  drivers/gpu/drm/xe/xe_pt.c         | 3 +--
>  drivers/gpu/drm/xe/xe_sched_job.c  | 2 +-
>  3 files changed, 5 insertions(+), 9 deletions(-)
> 
> diff --git a/drivers/gpu/drm/xe/xe_exec_queue.c 
> b/drivers/gpu/drm/xe/xe_exec_queue.c
> index cb5f204c08ed..06736f52fbaa 100644
> --- a/drivers/gpu/drm/xe/xe_exec_queue.c
> +++ b/drivers/gpu/drm/xe/xe_exec_queue.c
> @@ -1037,8 +1037,7 @@ struct dma_fence *xe_exec_queue_last_fence_get(struct 
> xe_exec_queue *q,
>  
>       xe_exec_queue_last_fence_lockdep_assert(q, vm);
>  
> -     if (q->last_fence &&
> -         test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &q->last_fence->flags))
> +     if (q->last_fence && dma_fence_test_signaled_flag(q->last_fence))
>               xe_exec_queue_last_fence_put(q, vm);
>  
>       fence = q->last_fence ? q->last_fence : dma_fence_get_stub();
> @@ -1064,8 +1063,7 @@ struct dma_fence 
> *xe_exec_queue_last_fence_get_for_resume(struct xe_exec_queue *
>  
>       lockdep_assert_held_write(&q->hwe->hw_engine_group->mode_sem);
>  
> -     if (q->last_fence &&
> -         test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &q->last_fence->flags))
> +     if (q->last_fence && dma_fence_test_signaled_flag(q->last_fence))
>               xe_exec_queue_last_fence_put_unlocked(q);
>  
>       fence = q->last_fence ? q->last_fence : dma_fence_get_stub();
> @@ -1106,8 +1104,7 @@ int xe_exec_queue_last_fence_test_dep(struct 
> xe_exec_queue *q, struct xe_vm *vm)
>  
>       fence = xe_exec_queue_last_fence_get(q, vm);
>       if (fence) {
> -             err = test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags) ?
> -                     0 : -ETIME;
> +             err = dma_fence_test_signaled_flag(fence) ? 0 : -ETIME;
>               dma_fence_put(fence);
>       }
>  
> diff --git a/drivers/gpu/drm/xe/xe_pt.c b/drivers/gpu/drm/xe/xe_pt.c
> index 07f96bda638a..1ca2dec18e51 100644
> --- a/drivers/gpu/drm/xe/xe_pt.c
> +++ b/drivers/gpu/drm/xe/xe_pt.c
> @@ -1208,8 +1208,7 @@ static bool no_in_syncs(struct xe_sync_entry *syncs, 
> u32 num_syncs)
>       for (i = 0; i < num_syncs; i++) {
>               struct dma_fence *fence = syncs[i].fence;
>  
> -             if (fence && !test_bit(DMA_FENCE_FLAG_SIGNALED_BIT,
> -                                    &fence->flags))
> +             if (fence && !dma_fence_test_signaled_flag(fence))
>                       return false;
>       }
>  
> diff --git a/drivers/gpu/drm/xe/xe_sched_job.c 
> b/drivers/gpu/drm/xe/xe_sched_job.c
> index d21bf8f26964..1c9ba49a325b 100644
> --- a/drivers/gpu/drm/xe/xe_sched_job.c
> +++ b/drivers/gpu/drm/xe/xe_sched_job.c
> @@ -188,7 +188,7 @@ static bool xe_fence_set_error(struct dma_fence *fence, 
> int error)
>       bool signaled;
>  
>       spin_lock_irqsave(fence->lock, irq_flags);
> -     signaled = test_bit(DMA_FENCE_FLAG_SIGNALED_BIT, &fence->flags);
> +     signaled = dma_fence_test_signaled_flag(fence);
>       if (!signaled)
>               dma_fence_set_error(fence, error);
>       spin_unlock_irqrestore(fence->lock, irq_flags);
> -- 
> 2.49.0
> 

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