Messages in this thread Patch in this message | | | From | Krzysztof Kozlowski <> | Subject | [PATCH v6.1] infiniband: dma-mapping: Use unsigned long for dma_attrs | Date | Wed, 13 Jul 2016 13:14:26 +0200 |
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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>
---
Update only to this patch from the set.
Changes since v6: 1. Rename attrs->dma_attrs arguments in map/unmap functions (suggested by Bart Van Assche). --- drivers/infiniband/core/umem.c | 7 +++---- include/rdma/ib_verbs.h | 13 +++++++------ 2 files changed, 10 insertions(+), 10 deletions(-)
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c index fe4d2e1a8b58..c68746ce6624 100644 --- a/drivers/infiniband/core/umem.c +++ b/drivers/infiniband/core/umem.c @@ -37,7 +37,6 @@ #include <linux/sched.h> #include <linux/export.h> #include <linux/hugetlb.h> -#include <linux/dma-attrs.h> #include <linux/slab.h> #include <rdma/ib_umem_odp.h> @@ -92,12 +91,12 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr, unsigned long npages; int ret; int i; - DEFINE_DMA_ATTRS(attrs); + unsigned long dma_attrs = 0; struct scatterlist *sg, *sg_list_start; int need_release = 0; if (dmasync) - dma_set_attr(DMA_ATTR_WRITE_BARRIER, &attrs); + dma_attrs |= DMA_ATTR_WRITE_BARRIER; if (!size) return ERR_PTR(-EINVAL); @@ -215,7 +214,7 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr, umem->sg_head.sgl, umem->npages, DMA_BIDIRECTIONAL, - &attrs); + dma_attrs); if (umem->nmap <= 0) { ret = -ENOMEM; diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 156673a80704..ae9cfcac20f4 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -2910,7 +2910,7 @@ static inline void ib_dma_unmap_single(struct ib_device *dev, static inline u64 ib_dma_map_single_attrs(struct ib_device *dev, void *cpu_addr, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { return dma_map_single_attrs(dev->dma_device, cpu_addr, size, direction, attrs); @@ -2919,7 +2919,7 @@ static inline u64 ib_dma_map_single_attrs(struct ib_device *dev, static inline void ib_dma_unmap_single_attrs(struct ib_device *dev, u64 addr, size_t size, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long attrs) { return dma_unmap_single_attrs(dev->dma_device, addr, size, direction, attrs); @@ -2997,17 +2997,18 @@ static inline void ib_dma_unmap_sg(struct ib_device *dev, static inline int ib_dma_map_sg_attrs(struct ib_device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long dma_attrs) { - return dma_map_sg_attrs(dev->dma_device, sg, nents, direction, attrs); + return dma_map_sg_attrs(dev->dma_device, sg, nents, direction, + dma_attrs); } static inline void ib_dma_unmap_sg_attrs(struct ib_device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction, - struct dma_attrs *attrs) + unsigned long dma_attrs) { - dma_unmap_sg_attrs(dev->dma_device, sg, nents, direction, attrs); + dma_unmap_sg_attrs(dev->dma_device, sg, nents, direction, dma_attrs); } /** * ib_sg_dma_address - Return the DMA address from a scatter/gather entry -- 1.9.1
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