arm: implement ->dma_supported instead of ->set_dma_mask

Same behavior, less code duplication.

Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index 6ecd5be5d37e260c8256c7b11cf2c6df75500312..9a92de63426fff86d296fd86c57c0d4cc1a8b494 100644 (file)
--- a/arch/arm/common/dmabounce.c
+++ b/arch/arm/common/dmabounce.c
@@ -445,12 +445,12 @@ static void dmabounce_sync_for_device(struct device *dev,
        arm_dma_ops.sync_single_for_device(dev, handle, size, dir);
 }
 
-static int dmabounce_set_mask(struct device *dev, u64 dma_mask)
+static int dmabounce_dma_supported(struct device *dev, u64 dma_mask)
 {
        if (dev->archdata.dmabounce)
                return 0;
 
-       return arm_dma_ops.set_dma_mask(dev, dma_mask);
+       return arm_dma_ops.dma_supported(dev, dma_mask);
 }
 
 static int dmabounce_mapping_error(struct device *dev, dma_addr_t dma_addr)
@@ -471,9 +471,8 @@ static const struct dma_map_ops dmabounce_ops = {
        .unmap_sg               = arm_dma_unmap_sg,
        .sync_sg_for_cpu        = arm_dma_sync_sg_for_cpu,
        .sync_sg_for_device     = arm_dma_sync_sg_for_device,
-       .set_dma_mask           = dmabounce_set_mask,
+       .dma_supported          = dmabounce_dma_supported,
        .mapping_error          = dmabounce_mapping_error,
-       .dma_supported          = arm_dma_supported,
 };
 
 static int dmabounce_init_pool(struct dmabounce_pool *pool, struct device *dev,