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[PATCH 38/44] arm: implement ->dma_supported instead of ->set_dma_mask

From Christoph Hellwig <hch@lst.de>
Newsgroups linux.kernel
Subject [PATCH 38/44] arm: implement ->dma_supported instead of ->set_dma_mask
Date 2017-06-16 20:20 +0200
Message-ID <tT40F-3II-5@gated-at.bofh.it> (permalink)
References <tT40F-3II-1@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Same behavior, less code duplication.

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 arch/arm/common/dmabounce.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/arch/arm/common/dmabounce.c b/arch/arm/common/dmabounce.c
index 6ecd5be5d37e..9a92de63426f 100644
--- 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,
-- 
2.11.0

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Thread

clean up and modularize arch dma_mapping interface V2 Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 44/44] powerpc: merge __dma_set_mask into dma_set_mask Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 38/44] arm: implement ->dma_supported instead of ->set_dma_mask Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 36/44] dma-mapping: remove HAVE_ARCH_DMA_SUPPORTED Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 42/44] powerpc/cell: use the dma_supported method for ops switching Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
    Re: [PATCH 42/44] powerpc/cell: use the dma_supported method for  ops switching Benjamin Herrenschmidt <benh@kernel.crashing.org> - 2017-06-17 23:00 +0200
      Re: [PATCH 42/44] powerpc/cell: use the dma_supported method for ops  switching Christoph Hellwig <hch@infradead.org> - 2017-06-18 09:20 +0200
        Re: [PATCH 42/44] powerpc/cell: use the dma_supported method for  ops switching Benjamin Herrenschmidt <benh@kernel.crashing.org> - 2017-06-18 12:00 +0200
  [PATCH 27/44] sparc: remove leon_dma_ops Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 31/44] hexagon: remove arch-specific dma_supported implementation Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 34/44] arm: remove arch specific dma_supported implementation Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 29/44] dma-noop: remove dma_supported and mapping_error methods Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 40/44] tile: remove dma_supported and mapping_error methods Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 41/44] powerpc/cell: clean up fixed mapping dma_ops initialization Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 33/44] openrisc: remove arch-specific dma_supported implementation Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 39/44] xen-swiotlb: remove xen_swiotlb_set_dma_mask Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 17/44] hexagon: switch to use ->mapping_error for error reporting Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 35/44] x86: remove arch specific dma_supported implementation Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 32/44] hexagon: remove the unused dma_is_consistent prototype Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 13/44] openrisc: remove DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 37/44] mips/loongson64: implement ->dma_supported instead of ->set_dma_mask Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 15/44] xtensa: remove DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 24/44] x86: remove DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 28/44] sparc: remove arch specific dma_supported implementations Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 02/44] ibmveth: properly unwind on init errors Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 01/44] firmware/ivc: use dma_mapping_error Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 43/44] dma-mapping: remove the set_dma_mask method Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 30/44] dma-virt: remove dma_supported and mapping_error methods Christoph Hellwig <hch@lst.de> - 2017-06-16 20:20 +0200
  [PATCH 26/44] dma-mapping: remove DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 16/44] arm64: remove DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 21/44] powerpc: implement ->mapping_error Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 14/44] sh: remove DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 19/44] s390: implement ->mapping_error Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 25/44] arm: implement ->mapping_error Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 23/44] x86/calgary: implement ->mapping_error Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 06/44] iommu/dma: don't rely on DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
    Re: [PATCH 06/44] iommu/dma: don't rely on DMA_ERROR_CODE Robin Murphy <robin.murphy@arm.com> - 2017-06-19 17:20 +0200
  [PATCH 18/44] iommu/amd: implement ->mapping_error Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 20/44] sparc: implement ->mapping_error Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 10/44] ia64: remove DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 08/44] xen-swiotlb: implement ->mapping_error Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 03/44] dmaengine: ioat: don't use DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
    Re: [PATCH 03/44] dmaengine: ioat: don't use DMA_ERROR_CODE Alexander Duyck <alexander.duyck@gmail.com> - 2017-06-16 22:50 +0200
      Re: [PATCH 03/44] dmaengine: ioat: don't use DMA_ERROR_CODE Christoph Hellwig <hch@infradead.org> - 2017-06-18 09:10 +0200
  [PATCH 04/44] drm/exynos: don't use DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 09/44] c6x: remove DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 07/44] xen-swiotlb: consolidate xen_swiotlb_dma_ops Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 11/44] m32r: remove DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 22/44] x86/pci-nommu: implement ->mapping_error Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 12/44] microblaze: remove DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200
  [PATCH 05/44] drm/armada: don't abuse DMA_ERROR_CODE Christoph Hellwig <hch@lst.de> - 2017-06-16 20:30 +0200

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