dma-debug: add checking for [alloc|free]_coherent
Impact: add debug callbacks for dma_[alloc|free]_coherent
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
diff --git a/include/linux/dma-debug.h b/include/linux/dma-debug.h
index ee9fdb3..cb72dfd 100644
--- a/include/linux/dma-debug.h
+++ b/include/linux/dma-debug.h
@@ -43,6 +43,12 @@
extern void debug_dma_unmap_sg(struct device *dev, struct scatterlist *sglist,
int nelems, int dir);
+extern void debug_dma_alloc_coherent(struct device *dev, size_t size,
+ dma_addr_t dma_addr, void *virt);
+
+extern void debug_dma_free_coherent(struct device *dev, size_t size,
+ void *virt, dma_addr_t addr);
+
#else /* CONFIG_DMA_API_DEBUG */
static inline void dma_debug_init(u32 num_entries)
@@ -73,6 +79,16 @@
{
}
+static inline void debug_dma_alloc_coherent(struct device *dev, size_t size,
+ dma_addr_t dma_addr, void *virt)
+{
+}
+
+static inline void debug_dma_free_coherent(struct device *dev, size_t size,
+ void *virt, dma_addr_t addr)
+{
+}
+
#endif /* CONFIG_DMA_API_DEBUG */
#endif /* __DMA_DEBUG_H */