ia64/sn2: remove no-ops dma sync methods

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 <hch@lst.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>

diff --git a/arch/ia64/sn/pci/pci_dma.c b/arch/ia64/sn/pci/pci_dma.c
index 74c934a997bb45d5a462feea7c25d0711f2f0159..3b944fba0a3eb62d3cd84c03f250c09d6209eef2 100644 (file)
--- 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,
 };