Most architectures that define CONFIG_HAVE_DMA, have implementations for both dma_alloc_attrs() and dma_free_attrs(). All achitectures that do not define CONFIG_HAVE_DMA also have both of these definitions provided by dma-mapping-broken.h.
Add default implementations for these functions on arm64. Signed-off-by: Damian Hobson-Garcia <dhobs...@igel.co.jp> --- arch/arm64/include/asm/dma-mapping.h | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h index 9947768..65ab181 100644 --- a/arch/arm64/include/asm/dma-mapping.h +++ b/arch/arm64/include/asm/dma-mapping.h @@ -81,6 +81,9 @@ static inline void dma_mark_clean(void *addr, size_t size) { } +#define dma_alloc_attrs(d, s, h, f, a) dma_alloc_coherent(d, s, h, f) +#define dma_free_attrs(d, s, h, f, a) dma_free_coherent(d, s, h, f) + static inline void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flags) { -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/