[PATCH 29/44] dma-noop: remove dma_supported and mapping_error methods
From: Christoph Hellwig <hch@lst.de>
Date: 2017-06-16 18:19:16
Also in:
dri-devel, linux-arm-kernel, linux-iommu, linux-mips, linux-s390, linux-samsung-soc, linux-tegra, linuxppc-dev, lkml, netdev, sparclinux, xen-devel
Subsystem:
library code, the rest · Maintainers:
Andrew Morton, Linus Torvalds
These just duplicate the default behavior if no method is provided. Signed-off-by: Christoph Hellwig <hch@lst.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