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-rw-r--r--lib/dma-debug.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/dma-debug.c b/lib/dma-debug.c
index 714cfb6ca0e4..d1c0ac1831b7 100644
--- a/lib/dma-debug.c
+++ b/lib/dma-debug.c
@@ -758,3 +758,27 @@ void debug_dma_sync_single_for_device(struct device *dev,
758} 758}
759EXPORT_SYMBOL(debug_dma_sync_single_for_device); 759EXPORT_SYMBOL(debug_dma_sync_single_for_device);
760 760
761void debug_dma_sync_single_range_for_cpu(struct device *dev,
762 dma_addr_t dma_handle,
763 unsigned long offset, size_t size,
764 int direction)
765{
766 if (unlikely(global_disable))
767 return;
768
769 check_sync(dev, dma_handle, size, offset, direction, true);
770}
771EXPORT_SYMBOL(debug_dma_sync_single_range_for_cpu);
772
773void debug_dma_sync_single_range_for_device(struct device *dev,
774 dma_addr_t dma_handle,
775 unsigned long offset,
776 size_t size, int direction)
777{
778 if (unlikely(global_disable))
779 return;
780
781 check_sync(dev, dma_handle, size, offset, direction, false);
782}
783EXPORT_SYMBOL(debug_dma_sync_single_range_for_device);
784