From: Thierry Reding <tred...@nvidia.com> Drivers that are built as modules may want to use these functions, so make them available like the rest of the functions.
Signed-off-by: Thierry Reding <tred...@nvidia.com> --- kernel/dma/direct.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/dma/direct.c b/kernel/dma/direct.c index 25bd19974223..f14b7ced4592 100644 --- a/kernel/dma/direct.c +++ b/kernel/dma/direct.c @@ -200,6 +200,7 @@ void *dma_direct_alloc(struct device *dev, size_t size, return arch_dma_alloc(dev, size, dma_handle, gfp, attrs); return dma_direct_alloc_pages(dev, size, dma_handle, gfp, attrs); } +EXPORT_SYMBOL(dma_direct_alloc); void dma_direct_free(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_addr, unsigned long attrs) @@ -209,6 +210,7 @@ void dma_direct_free(struct device *dev, size_t size, else dma_direct_free_pages(dev, size, cpu_addr, dma_addr, attrs); } +EXPORT_SYMBOL(dma_direct_free); #if defined(CONFIG_ARCH_HAS_SYNC_DMA_FOR_DEVICE) || \ defined(CONFIG_SWIOTLB) -- 2.19.1