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[PATCH v6 38/46] s390: dma-mapping: Use unsigned long for dma_attrs

From Krzysztof Kozlowski <k.kozlowski@samsung.com>
Newsgroups linux.kernel
Subject [PATCH v6 38/46] s390: dma-mapping: Use unsigned long for dma_attrs
Date 2016-07-13 10:50 +0200
Message-ID <rUo1I-za-79@gated-at.bofh.it> (permalink)
References (33 earlier) <rUo1I-za-69@gated-at.bofh.it> <rUo1I-za-71@gated-at.bofh.it> <rUo1I-za-73@gated-at.bofh.it> <rUo1I-za-75@gated-at.bofh.it> <rUo1I-za-77@gated-at.bofh.it>
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Split out subsystem specific changes for easier reviews. This will be
squashed with main commit.

Signed-off-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
[for s390]
Acked-by: Gerald Schaefer <gerald.schaefer@de.ibm.com>
---
 arch/s390/include/asm/dma-mapping.h |  1 -
 arch/s390/pci/pci_dma.c             | 23 ++++++++++++-----------
 2 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h
index 3249b7464889..ffaba07f50ab 100644
--- a/arch/s390/include/asm/dma-mapping.h
+++ b/arch/s390/include/asm/dma-mapping.h
@@ -5,7 +5,6 @@
 #include <linux/types.h>
 #include <linux/mm.h>
 #include <linux/scatterlist.h>
-#include <linux/dma-attrs.h>
 #include <linux/dma-debug.h>
 #include <linux/io.h>
 
diff --git a/arch/s390/pci/pci_dma.c b/arch/s390/pci/pci_dma.c
index 070f1ae5cfad..7297fce9bf80 100644
--- a/arch/s390/pci/pci_dma.c
+++ b/arch/s390/pci/pci_dma.c
@@ -286,7 +286,7 @@ static inline void zpci_err_dma(unsigned long rc, unsigned long addr)
 static dma_addr_t s390_dma_map_pages(struct device *dev, struct page *page,
 				     unsigned long offset, size_t size,
 				     enum dma_data_direction direction,
-				     struct dma_attrs *attrs)
+				     unsigned long attrs)
 {
 	struct zpci_dev *zdev = to_zpci(to_pci_dev(dev));
 	unsigned long nr_pages, iommu_page_index;
@@ -332,7 +332,7 @@ out_err:
 
 static void s390_dma_unmap_pages(struct device *dev, dma_addr_t dma_addr,
 				 size_t size, enum dma_data_direction direction,
-				 struct dma_attrs *attrs)
+				 unsigned long attrs)
 {
 	struct zpci_dev *zdev = to_zpci(to_pci_dev(dev));
 	unsigned long iommu_page_index;
@@ -355,7 +355,7 @@ static void s390_dma_unmap_pages(struct device *dev, dma_addr_t dma_addr,
 
 static void *s390_dma_alloc(struct device *dev, size_t size,
 			    dma_addr_t *dma_handle, gfp_t flag,
-			    struct dma_attrs *attrs)
+			    unsigned long attrs)
 {
 	struct zpci_dev *zdev = to_zpci(to_pci_dev(dev));
 	struct page *page;
@@ -370,7 +370,7 @@ static void *s390_dma_alloc(struct device *dev, size_t size,
 	pa = page_to_phys(page);
 	memset((void *) pa, 0, size);
 
-	map = s390_dma_map_pages(dev, page, 0, size, DMA_BIDIRECTIONAL, NULL);
+	map = s390_dma_map_pages(dev, page, 0, size, DMA_BIDIRECTIONAL, 0);
 	if (dma_mapping_error(dev, map)) {
 		free_pages(pa, get_order(size));
 		return NULL;
@@ -384,19 +384,19 @@ static void *s390_dma_alloc(struct device *dev, size_t size,
 
 static void s390_dma_free(struct device *dev, size_t size,
 			  void *pa, dma_addr_t dma_handle,
-			  struct dma_attrs *attrs)
+			  unsigned long attrs)
 {
 	struct zpci_dev *zdev = to_zpci(to_pci_dev(dev));
 
 	size = PAGE_ALIGN(size);
 	atomic64_sub(size / PAGE_SIZE, &zdev->allocated_pages);
-	s390_dma_unmap_pages(dev, dma_handle, size, DMA_BIDIRECTIONAL, NULL);
+	s390_dma_unmap_pages(dev, dma_handle, size, DMA_BIDIRECTIONAL, 0);
 	free_pages((unsigned long) pa, get_order(size));
 }
 
 static int s390_dma_map_sg(struct device *dev, struct scatterlist *sg,
 			   int nr_elements, enum dma_data_direction dir,
-			   struct dma_attrs *attrs)
+			   unsigned long attrs)
 {
 	int mapped_elements = 0;
 	struct scatterlist *s;
@@ -405,7 +405,7 @@ static int s390_dma_map_sg(struct device *dev, struct scatterlist *sg,
 	for_each_sg(sg, s, nr_elements, i) {
 		struct page *page = sg_page(s);
 		s->dma_address = s390_dma_map_pages(dev, page, s->offset,
-						    s->length, dir, NULL);
+						    s->length, dir, 0);
 		if (!dma_mapping_error(dev, s->dma_address)) {
 			s->dma_length = s->length;
 			mapped_elements++;
@@ -419,7 +419,7 @@ unmap:
 	for_each_sg(sg, s, mapped_elements, i) {
 		if (s->dma_address)
 			s390_dma_unmap_pages(dev, s->dma_address, s->dma_length,
-					     dir, NULL);
+					     dir, 0);
 		s->dma_address = 0;
 		s->dma_length = 0;
 	}
@@ -429,13 +429,14 @@ unmap:
 
 static void s390_dma_unmap_sg(struct device *dev, struct scatterlist *sg,
 			      int nr_elements, enum dma_data_direction dir,
-			      struct dma_attrs *attrs)
+			      unsigned long attrs)
 {
 	struct scatterlist *s;
 	int i;
 
 	for_each_sg(sg, s, nr_elements, i) {
-		s390_dma_unmap_pages(dev, s->dma_address, s->dma_length, dir, NULL);
+		s390_dma_unmap_pages(dev, s->dma_address, s->dma_length, dir,
+				     0);
 		s->dma_address = 0;
 		s->dma_length = 0;
 	}
-- 
1.9.1

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Thread

[PATCH v6 12/46] drm/exynos: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
  [PATCH v6 17/46] infiniband: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
    [PATCH v6 31/46] microblaze: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
      [PATCH v6 32/46] mips: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
        [PATCH v6 44/46] remoteproc: qcom: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
          [PATCH v6 46/46] dma-mapping: Document the DMA attributes next to the  declaration Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
          [PATCH v6 45/46] dma-mapping: Remove dma_get_attr Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
          Re: [PATCH v6 44/46] remoteproc: qcom: Use unsigned long for  dma_attrs Bjorn Andersson <bjorn.andersson@linaro.org> - 2016-07-13 19:00 +0200
        [PATCH v6 42/46] unicore32: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
          [PATCH v6 43/46] xtensa: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
        [PATCH v6 33/46] mn10300: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
          [PATCH v6 35/46] openrisc: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
            [PATCH v6 38/46] s390: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
              [PATCH v6 41/46] tile: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
              [PATCH v6 39/46] sh: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
                [PATCH v6 40/46] sparc: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
            [PATCH v6 37/46] misc: mic: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
            [PATCH v6 36/46] parisc: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
          [PATCH v6 34/46] nios2: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
    [PATCH v6 28/46] ia64: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
      [PATCH v6 29/46] m68k: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
        [PATCH v6 30/46] metag: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
    [PATCH v6 26/46] h8300: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
      [PATCH v6 27/46] hexagon: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
    [PATCH v6 22/46] powerpc: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
      [PATCH v6 25/46] iommu: intel: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
      [PATCH v6 23/46] video: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 11:00 +0200
        [PATCH v6 24/46] x86: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 11:00 +0200
    [PATCH v6 18/46] iommu: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
      [PATCH v6 19/46] [media] dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 11:00 +0200
        [PATCH v6 20/46] xen: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 11:00 +0200
          [PATCH v6 21/46] swiotlb: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 11:00 +0200
    Re: [PATCH v6 17/46] infiniband: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 12:50 +0200
      Re: [PATCH v6 17/46] infiniband: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 13:10 +0200
    [PATCH v6.1] infiniband: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 13:20 +0200
      Re: [PATCH v6.1] infiniband: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 13:20 +0200
    [PATCH v6.2] infiniband: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 14:00 +0200
  [PATCH v6 14/46] drm/msm: dma-mapping: Use unsigned long for dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200
    [PATCH v6 16/46] drm/rockship: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 11:00 +0200
    [PATCH v6 15/46] drm/nouveau: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 11:00 +0200
  [PATCH v6 13/46] drm/mediatek: dma-mapping: Use unsigned long for  dma_attrs Krzysztof Kozlowski <k.kozlowski@samsung.com> - 2016-07-13 10:50 +0200

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