diff --git a/drivers/dma-buf/dma-fence.c b/drivers/dma-buf/dma-fence.c
index ce0f5eff575d..21cba0f74e69 100644
--- a/drivers/dma-buf/dma-fence.c
+++ b/drivers/dma-buf/dma-fence.c
@@ -350,12 +350,9 @@ void __dma_fence_might_wait(void)
  *
  * Unlike dma_fence_signal_timestamp(), this function must be called with
  * &dma_fence.lock held.
- *
- * Returns 0 on success and a negative error value when @fence has been
- * signalled already.
  */
-int dma_fence_signal_timestamp_locked(struct dma_fence *fence,
-				      ktime_t timestamp)
+void dma_fence_signal_timestamp_locked(struct dma_fence *fence,
+				       ktime_t timestamp)
 {
 	struct dma_fence_cb *cur, *tmp;
 	struct list_head cb_list;
@@ -364,7 +361,7 @@ int dma_fence_signal_timestamp_locked(struct dma_fence *fence,
 
 	if (unlikely(test_and_set_bit(DMA_FENCE_FLAG_SIGNALED_BIT,
 				      &fence->flags)))
-		return -EINVAL;
+		return;
 
 	/* Stash the cb_list before replacing it with the timestamp */
 	list_replace(&fence->cb_list, &cb_list);
@@ -377,8 +374,6 @@ int dma_fence_signal_timestamp_locked(struct dma_fence *fence,
 		INIT_LIST_HEAD(&cur->node);
 		cur->func(fence, cur);
 	}
-
-	return 0;
 }
 EXPORT_SYMBOL(dma_fence_signal_timestamp_locked);
 
@@ -393,23 +388,14 @@ EXPORT_SYMBOL(dma_fence_signal_timestamp_locked);
  * can only go from the unsignaled to the signaled state and not back, it will
  * only be effective the first time. Set the timestamp provided as the fence
  * signal timestamp.
- *
- * Returns 0 on success and a negative error value when @fence has been
- * signalled already.
  */
-int dma_fence_signal_timestamp(struct dma_fence *fence, ktime_t timestamp)
+void dma_fence_signal_timestamp(struct dma_fence *fence, ktime_t timestamp)
 {
 	unsigned long flags;
-	int ret;
-
-	if (!fence)
-		return -EINVAL;
 
 	spin_lock_irqsave(fence->lock, flags);
-	ret = dma_fence_signal_timestamp_locked(fence, timestamp);
+	dma_fence_signal_timestamp_locked(fence, timestamp);
 	spin_unlock_irqrestore(fence->lock, flags);
-
-	return ret;
 }
 EXPORT_SYMBOL(dma_fence_signal_timestamp);
 
@@ -425,13 +411,10 @@ EXPORT_SYMBOL(dma_fence_signal_timestamp);
  *
  * Unlike dma_fence_signal(), this function must be called with &dma_fence.lock
  * held.
- *
- * Returns 0 on success and a negative error value when @fence has been
- * signalled already.
  */
-int dma_fence_signal_locked(struct dma_fence *fence)
+void dma_fence_signal_locked(struct dma_fence *fence)
 {
-	return dma_fence_signal_timestamp_locked(fence, ktime_get());
+	dma_fence_signal_timestamp_locked(fence, ktime_get());
 }
 EXPORT_SYMBOL(dma_fence_signal_locked);
 
@@ -444,28 +427,19 @@ EXPORT_SYMBOL(dma_fence_signal_locked);
  * dma_fence_add_callback(). Can be called multiple times, but since a fence
  * can only go from the unsignaled to the signaled state and not back, it will
  * only be effective the first time.
- *
- * Returns 0 on success and a negative error value when @fence has been
- * signalled already.
  */
-int dma_fence_signal(struct dma_fence *fence)
+void dma_fence_signal(struct dma_fence *fence)
 {
 	unsigned long flags;
-	int ret;
 	bool tmp;
 
-	if (!fence)
-		return -EINVAL;
-
 	tmp = dma_fence_begin_signalling();
 
 	spin_lock_irqsave(fence->lock, flags);
-	ret = dma_fence_signal_timestamp_locked(fence, ktime_get());
+	dma_fence_signal_timestamp_locked(fence, ktime_get());
 	spin_unlock_irqrestore(fence->lock, flags);
 
 	dma_fence_end_signalling(tmp);
-
-	return ret;
 }
 EXPORT_SYMBOL(dma_fence_signal);
 
diff --git a/drivers/dma-buf/st-dma-fence.c b/drivers/dma-buf/st-dma-fence.c
index c8a12d7ad71a..e89001d8873f 100644
--- a/drivers/dma-buf/st-dma-fence.c
+++ b/drivers/dma-buf/st-dma-fence.c
@@ -122,21 +122,13 @@ static int test_signaling(void *arg)
 		goto err_free;
 	}
 
-	if (dma_fence_signal(f)) {
-		pr_err("Fence reported being already signaled\n");
-		goto err_free;
-	}
-
+	dma_fence_signal(f);
 	if (!dma_fence_is_signaled(f)) {
 		pr_err("Fence not reporting signaled\n");
 		goto err_free;
 	}
 
-	if (!dma_fence_signal(f)) {
-		pr_err("Fence reported not being already signaled\n");
-		goto err_free;
-	}
-
+	dma_fence_signal(f);
 	err = 0;
 err_free:
 	dma_fence_put(f);
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
index d4547d195173..397872779c31 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_fence.c
@@ -246,7 +246,6 @@ bool amdgpu_fence_process(struct amdgpu_ring *ring)
 	struct amdgpu_fence_driver *drv = &ring->fence_drv;
 	struct amdgpu_device *adev = ring->adev;
 	uint32_t seq, last_seq;
-	int r;
 
 	do {
 		last_seq = atomic_read(&ring->fence_drv.last_seq);
@@ -278,12 +277,7 @@ bool amdgpu_fence_process(struct amdgpu_ring *ring)
 		if (!fence)
 			continue;
 
-		r = dma_fence_signal(fence);
-		if (!r)
-			DMA_FENCE_TRACE(fence, "signaled from irq context\n");
-		else
-			BUG();
-
+		dma_fence_signal(fence);
 		dma_fence_put(fence);
 		pm_runtime_mark_last_busy(adev_to_drm(adev)->dev);
 		pm_runtime_put_autosuspend(adev_to_drm(adev)->dev);
@@ -673,8 +667,6 @@ static bool amdgpu_fence_enable_signaling(struct dma_fence *f)
 	if (!timer_pending(&ring->fence_drv.fallback_timer))
 		amdgpu_fence_schedule_fallback(ring);
 
-	DMA_FENCE_TRACE(&fence->base, "armed on ring %i!\n", ring->idx);
-
 	return true;
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index 18f2c2e0dfb3..3f351d222cbb 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -176,18 +176,11 @@ static int radeon_fence_check_signaled(wait_queue_entry_t *wait, unsigned mode,
 	 */
 	seq = atomic64_read(&fence->rdev->fence_drv[fence->ring].last_seq);
 	if (seq >= fence->seq) {
-		int ret = dma_fence_signal_locked(&fence->base);
-
-		if (!ret)
-			DMA_FENCE_TRACE(&fence->base, "signaled from irq context\n");
-		else
-			DMA_FENCE_TRACE(&fence->base, "was already signaled\n");
-
+		dma_fence_signal_locked(&fence->base);
 		radeon_irq_kms_sw_irq_put(fence->rdev, fence->ring);
 		__remove_wait_queue(&fence->rdev->fence_queue, &fence->fence_wake);
 		dma_fence_put(&fence->base);
-	} else
-		DMA_FENCE_TRACE(&fence->base, "pending\n");
+	}
 	return 0;
 }
 
@@ -422,8 +415,6 @@ static bool radeon_fence_enable_signaling(struct dma_fence *f)
 	fence->fence_wake.func = radeon_fence_check_signaled;
 	__add_wait_queue(&rdev->fence_queue, &fence->fence_wake);
 	dma_fence_get(f);
-
-	DMA_FENCE_TRACE(&fence->base, "armed on ring %i!\n", fence->ring);
 	return true;
 }
 
@@ -441,11 +432,7 @@ bool radeon_fence_signaled(struct radeon_fence *fence)
 		return true;
 
 	if (radeon_fence_seq_signaled(fence->rdev, fence->seq, fence->ring)) {
-		int ret;
-
-		ret = dma_fence_signal(&fence->base);
-		if (!ret)
-			DMA_FENCE_TRACE(&fence->base, "signaled from radeon_fence_signaled\n");
+		dma_fence_signal(&fence->base);
 		return true;
 	}
 	return false;
@@ -550,7 +537,6 @@ long radeon_fence_wait_timeout(struct radeon_fence *fence, bool intr, long timeo
 {
 	uint64_t seq[RADEON_NUM_RINGS] = {};
 	long r;
-	int r_sig;
 
 	/*
 	 * This function should not be called on !radeon fences.
@@ -567,9 +553,7 @@ long radeon_fence_wait_timeout(struct radeon_fence *fence, bool intr, long timeo
 		return r;
 	}
 
-	r_sig = dma_fence_signal(&fence->base);
-	if (!r_sig)
-		DMA_FENCE_TRACE(&fence->base, "signaled from fence_wait\n");
+	dma_fence_signal(&fence->base);
 	return r;
 }
 
diff --git a/drivers/gpu/drm/scheduler/sched_fence.c b/drivers/gpu/drm/scheduler/sched_fence.c
index 69de2c76731f..3736746c47bd 100644
--- a/drivers/gpu/drm/scheduler/sched_fence.c
+++ b/drivers/gpu/drm/scheduler/sched_fence.c
@@ -50,26 +50,12 @@ static void __exit drm_sched_fence_slab_fini(void)
 
 void drm_sched_fence_scheduled(struct drm_sched_fence *fence)
 {
-	int ret = dma_fence_signal(&fence->scheduled);
-
-	if (!ret)
-		DMA_FENCE_TRACE(&fence->scheduled,
-				"signaled from irq context\n");
-	else
-		DMA_FENCE_TRACE(&fence->scheduled,
-				"was already signaled\n");
+	dma_fence_signal(&fence->scheduled);
 }
 
 void drm_sched_fence_finished(struct drm_sched_fence *fence)
 {
-	int ret = dma_fence_signal(&fence->finished);
-
-	if (!ret)
-		DMA_FENCE_TRACE(&fence->finished,
-				"signaled from irq context\n");
-	else
-		DMA_FENCE_TRACE(&fence->finished,
-				"was already signaled\n");
+	dma_fence_signal(&fence->finished);
 }
 
 static const char *drm_sched_fence_get_driver_name(struct dma_fence *fence)
diff --git a/include/linux/dma-fence.h b/include/linux/dma-fence.h
index 6ffb4b2c6371..027db23fd4e3 100644
--- a/include/linux/dma-fence.h
+++ b/include/linux/dma-fence.h
@@ -370,11 +370,11 @@ static inline void dma_fence_end_signalling(bool cookie) {}
 static inline void __dma_fence_might_wait(void) {}
 #endif
 
-int dma_fence_signal(struct dma_fence *fence);
-int dma_fence_signal_locked(struct dma_fence *fence);
-int dma_fence_signal_timestamp(struct dma_fence *fence, ktime_t timestamp);
-int dma_fence_signal_timestamp_locked(struct dma_fence *fence,
-				      ktime_t timestamp);
+void dma_fence_signal(struct dma_fence *fence);
+void dma_fence_signal_locked(struct dma_fence *fence);
+void dma_fence_signal_timestamp(struct dma_fence *fence, ktime_t timestamp);
+void dma_fence_signal_timestamp_locked(struct dma_fence *fence,
+				       ktime_t timestamp);
 signed long dma_fence_default_wait(struct dma_fence *fence,
 				   bool intr, signed long timeout);
 int dma_fence_add_callback(struct dma_fence *fence,
@@ -590,26 +590,4 @@ struct dma_fence *dma_fence_get_stub(void);
 struct dma_fence *dma_fence_allocate_private_stub(void);
 u64 dma_fence_context_alloc(unsigned num);
 
-#define DMA_FENCE_TRACE(f, fmt, args...) \
-	do {								\
-		struct dma_fence *__ff = (f);				\
-		if (IS_ENABLED(CONFIG_DMA_FENCE_TRACE))			\
-			pr_info("f %llu#%llu: " fmt,			\
-				__ff->context, __ff->seqno, ##args);	\
-	} while (0)
-
-#define DMA_FENCE_WARN(f, fmt, args...) \
-	do {								\
-		struct dma_fence *__ff = (f);				\
-		pr_warn("f %llu#%llu: " fmt, __ff->context, __ff->seqno,\
-			 ##args);					\
-	} while (0)
-
-#define DMA_FENCE_ERR(f, fmt, args...) \
-	do {								\
-		struct dma_fence *__ff = (f);				\
-		pr_err("f %llu#%llu: " fmt, __ff->context, __ff->seqno,	\
-			##args);					\
-	} while (0)
-
 #endif /* __LINUX_DMA_FENCE_H */
