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Date: Thu, 8 Jun 2017 15:25:54 +0200 From: Christoph Hellwig <hch@....de> To: x86@...nel.org, linux-arm-kernel@...ts.infradead.org, xen-devel@...ts.xenproject.org, linux-c6x-dev@...ux-c6x.org, linux-hexagon@...r.kernel.org, linux-ia64@...r.kernel.org, linux-mips@...ux-mips.org, openrisc@...ts.librecores.org, linuxppc-dev@...ts.ozlabs.org, linux-s390@...r.kernel.org, linux-sh@...r.kernel.org, sparclinux@...r.kernel.org, linux-xtensa@...ux-xtensa.org, dmaengine@...r.kernel.org, linux-tegra@...r.kernel.org, dri-devel@...ts.freedesktop.org, linux-samsung-soc@...r.kernel.org, iommu@...ts.linux-foundation.org, netdev@...r.kernel.org Cc: linux-kernel@...r.kernel.org Subject: [PATCH 29/44] dma-noop: remove dma_supported and mapping_error methods These just duplicate the default behavior if no method is provided. Signed-off-by: Christoph Hellwig <hch@....de> --- lib/dma-noop.c | 12 ------------ 1 file changed, 12 deletions(-) diff --git a/lib/dma-noop.c b/lib/dma-noop.c index de26c8b68f34..643a074f139d 100644 --- a/lib/dma-noop.c +++ b/lib/dma-noop.c @@ -54,23 +54,11 @@ static int dma_noop_map_sg(struct device *dev, struct scatterlist *sgl, int nent return nents; } -static int dma_noop_mapping_error(struct device *dev, dma_addr_t dma_addr) -{ - return 0; -} - -static int dma_noop_supported(struct device *dev, u64 mask) -{ - return 1; -} - const struct dma_map_ops dma_noop_ops = { .alloc = dma_noop_alloc, .free = dma_noop_free, .map_page = dma_noop_map_page, .map_sg = dma_noop_map_sg, - .mapping_error = dma_noop_mapping_error, - .dma_supported = dma_noop_supported, }; EXPORT_SYMBOL(dma_noop_ops); -- 2.11.0
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