Add stub for dma_memcpy() and dma_get_device when CONFIG_DMA is disabled. This avoids ifdefs in driver code using DMA APIs
Signed-off-by: Vignesh Raghavendra vigneshr@ti.com --- include/dma.h | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/include/dma.h b/include/dma.h index d1c3d0df7d91..32885571f7d4 100644 --- a/include/dma.h +++ b/include/dma.h @@ -292,6 +292,7 @@ int dma_receive(struct dma *dma, void **dst, void *metadata); int dma_send(struct dma *dma, void *src, size_t len, void *metadata); #endif /* CONFIG_DMA_CHANNELS */
+#if CONFIG_IS_ENABLED(DMA) /* * dma_get_device - get a DMA device which supports transfer * type of transfer_type @@ -315,5 +316,15 @@ int dma_get_device(u32 transfer_type, struct udevice **devp); transferred and on failure return error code. */ int dma_memcpy(void *dst, void *src, size_t len); +#else +static inline int dma_get_device(u32 transfer_type, struct udevice **devp) +{ + return -ENOSYS; +}
+static inline int dma_memcpy(void *dst, void *src, size_t len) +{ + return -ENOSYS; +} +#endif /* CONFIG_DMA */ #endif /* _DMA_H_ */