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path: root/drivers/dma-buf/dma-fence-array.c
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Diffstat (limited to 'drivers/dma-buf/dma-fence-array.c')
-rw-r--r--drivers/dma-buf/dma-fence-array.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/dma-buf/dma-fence-array.c b/drivers/dma-buf/dma-fence-array.c
index 0350829ba62e..dd1edfb27b61 100644
--- a/drivers/dma-buf/dma-fence-array.c
+++ b/drivers/dma-buf/dma-fence-array.c
@@ -31,6 +31,14 @@ static const char *dma_fence_array_get_timeline_name(struct dma_fence *fence)
return "unbound";
}
+static void irq_dma_fence_array_work(struct irq_work *wrk)
+{
+ struct dma_fence_array *array = container_of(wrk, typeof(*array), work);
+
+ dma_fence_signal(&array->base);
+ dma_fence_put(&array->base);
+}
+
static void dma_fence_array_cb_func(struct dma_fence *f,
struct dma_fence_cb *cb)
{
@@ -39,8 +47,9 @@ static void dma_fence_array_cb_func(struct dma_fence *f,
struct dma_fence_array *array = array_cb->array;
if (atomic_dec_and_test(&array->num_pending))
- dma_fence_signal(&array->base);
- dma_fence_put(&array->base);
+ irq_work_queue(&array->work);
+ else
+ dma_fence_put(&array->base);
}
static bool dma_fence_array_enable_signaling(struct dma_fence *fence)
@@ -136,6 +145,7 @@ struct dma_fence_array *dma_fence_array_create(int num_fences,
spin_lock_init(&array->lock);
dma_fence_init(&array->base, &dma_fence_array_ops, &array->lock,
context, seqno);
+ init_irq_work(&array->work, irq_dma_fence_array_work);
array->num_fences = num_fences;
atomic_set(&array->num_pending, signal_on_any ? 1 : num_fences);