From mboxrd@z Thu Jan 1 00:00:00 1970 From: jim2101024@gmail.com (Jim Quinlan) Date: Wed, 11 Oct 2017 18:34:24 -0400 Subject: [PATCH 4/9] arm64: dma-mapping: export symbol arch_setup_dma_ops In-Reply-To: <1507761269-7017-1-git-send-email-jim2101024@gmail.com> References: <1507761269-7017-1-git-send-email-jim2101024@gmail.com> Message-ID: <1507761269-7017-5-git-send-email-jim2101024@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The BrcmSTB driver needs to get ahold of a pointer to swiotlb_dma_ops. However, that variable is defined as static. Instead, we use arch_setup_dma_ops() to get the pointer to swiotlb_dma_ops. Since we also want our driver to be a separate module, we need to export this function. Signed-off-by: Jim Quinlan --- arch/arm64/mm/dma-mapping.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm64/mm/dma-mapping.c b/arch/arm64/mm/dma-mapping.c index 614af88..dae572f 100644 --- a/arch/arm64/mm/dma-mapping.c +++ b/arch/arm64/mm/dma-mapping.c @@ -936,3 +936,4 @@ void arch_setup_dma_ops(struct device *dev, u64 dma_base, u64 size, } #endif } +EXPORT_SYMBOL(arch_setup_dma_ops); -- 1.9.0.138.g2de3478