From 1e373301dc90cd9a33f858d00804061b7e3e29ce Mon Sep 17 00:00:00 2001 From: Vignesh Raghavendra Date: Fri, 15 Nov 2019 17:00:42 +0530 Subject: [PATCH] dma: Add stub of dma_memcpy and dma_get_device 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 Reviewed-by: Simon Glass --- include/dma.h | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/include/dma.h b/include/dma.h index 6c55aa3a00..5b247b5b06 100644 --- a/include/dma.h +++ b/include/dma.h @@ -304,6 +304,7 @@ int dma_send(struct dma *dma, void *src, size_t len, void *metadata); int dma_get_cfg(struct dma *dma, u32 cfg_id, void **cfg_data); #endif /* CONFIG_DMA_CHANNELS */ +#if CONFIG_IS_ENABLED(DMA) /* * dma_get_device - get a DMA device which supports transfer * type of transfer_type @@ -327,5 +328,15 @@ 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_ */ -- 2.39.5