From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Date: Mon, 17 Sep 2018 17:10:29 +0000 Subject: [PATCH 7/9] ia64/sn2: remove no-ops dma sync methods Message-Id: <20180917171031.3853-8-hch@lst.de> List-Id: References: <20180801160252.25629-8-hch@lst.de> In-Reply-To: <20180801160252.25629-8-hch@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org These do nothing but duplicating an assert that would have triggered earlier on setting the dma mask, so remove them. Signed-off-by: Christoph Hellwig --- arch/ia64/sn/pci/pci_dma.c | 29 ----------------------------- 1 file changed, 29 deletions(-) diff --git a/arch/ia64/sn/pci/pci_dma.c b/arch/ia64/sn/pci/pci_dma.c index 74c934a997bb..3b944fba0a3e 100644 --- a/arch/ia64/sn/pci/pci_dma.c +++ b/arch/ia64/sn/pci/pci_dma.c @@ -314,31 +314,6 @@ static int sn_dma_map_sg(struct device *dev, struct scatterlist *sgl, return nhwentries; } -static void sn_dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, - size_t size, enum dma_data_direction dir) -{ - BUG_ON(!dev_is_pci(dev)); -} - -static void sn_dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, - size_t size, - enum dma_data_direction dir) -{ - BUG_ON(!dev_is_pci(dev)); -} - -static void sn_dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, - int nelems, enum dma_data_direction dir) -{ - BUG_ON(!dev_is_pci(dev)); -} - -static void sn_dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, - int nelems, enum dma_data_direction dir) -{ - BUG_ON(!dev_is_pci(dev)); -} - static int sn_dma_mapping_error(struct device *dev, dma_addr_t dma_addr) { return 0; @@ -467,10 +442,6 @@ static struct dma_map_ops sn_dma_ops = { .unmap_page = sn_dma_unmap_page, .map_sg = sn_dma_map_sg, .unmap_sg = sn_dma_unmap_sg, - .sync_single_for_cpu = sn_dma_sync_single_for_cpu, - .sync_sg_for_cpu = sn_dma_sync_sg_for_cpu, - .sync_single_for_device = sn_dma_sync_single_for_device, - .sync_sg_for_device = sn_dma_sync_sg_for_device, .mapping_error = sn_dma_mapping_error, .dma_supported = sn_dma_supported, }; -- 2.18.0