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Re: [Xen-devel] [PATCH v5 19/44] xen: dma-mapping: Use unsigned long for dma_attrs



On Thu, Jun 30, 2016 at 10:25:46AM +0200, Krzysztof Kozlowski wrote:
> Split out subsystem specific changes for easier reviews. This will be
> squashed with main commit.
> 
> Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> [for xen]
> Acked-by: David Vrabel <david.vrabel@xxxxxxxxxx>

Acked-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
> ---
>  drivers/xen/swiotlb-xen.c | 14 +++++++-------
>  include/xen/swiotlb-xen.h | 12 ++++++------
>  2 files changed, 13 insertions(+), 13 deletions(-)
> 
> diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c
> index 7399782c0998..87e6035c9e81 100644
> --- a/drivers/xen/swiotlb-xen.c
> +++ b/drivers/xen/swiotlb-xen.c
> @@ -294,7 +294,7 @@ error:
>  void *
>  xen_swiotlb_alloc_coherent(struct device *hwdev, size_t size,
>                          dma_addr_t *dma_handle, gfp_t flags,
> -                        struct dma_attrs *attrs)
> +                        unsigned long attrs)
>  {
>       void *ret;
>       int order = get_order(size);
> @@ -346,7 +346,7 @@ EXPORT_SYMBOL_GPL(xen_swiotlb_alloc_coherent);
>  
>  void
>  xen_swiotlb_free_coherent(struct device *hwdev, size_t size, void *vaddr,
> -                       dma_addr_t dev_addr, struct dma_attrs *attrs)
> +                       dma_addr_t dev_addr, unsigned long attrs)
>  {
>       int order = get_order(size);
>       phys_addr_t phys;
> @@ -378,7 +378,7 @@ EXPORT_SYMBOL_GPL(xen_swiotlb_free_coherent);
>  dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page,
>                               unsigned long offset, size_t size,
>                               enum dma_data_direction dir,
> -                             struct dma_attrs *attrs)
> +                             unsigned long attrs)
>  {
>       phys_addr_t map, phys = page_to_phys(page) + offset;
>       dma_addr_t dev_addr = xen_phys_to_bus(phys);
> @@ -434,7 +434,7 @@ EXPORT_SYMBOL_GPL(xen_swiotlb_map_page);
>   */
>  static void xen_unmap_single(struct device *hwdev, dma_addr_t dev_addr,
>                            size_t size, enum dma_data_direction dir,
> -                              struct dma_attrs *attrs)
> +                          unsigned long attrs)
>  {
>       phys_addr_t paddr = xen_bus_to_phys(dev_addr);
>  
> @@ -462,7 +462,7 @@ static void xen_unmap_single(struct device *hwdev, 
> dma_addr_t dev_addr,
>  
>  void xen_swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr,
>                           size_t size, enum dma_data_direction dir,
> -                         struct dma_attrs *attrs)
> +                         unsigned long attrs)
>  {
>       xen_unmap_single(hwdev, dev_addr, size, dir, attrs);
>  }
> @@ -538,7 +538,7 @@ EXPORT_SYMBOL_GPL(xen_swiotlb_sync_single_for_device);
>  int
>  xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl,
>                        int nelems, enum dma_data_direction dir,
> -                      struct dma_attrs *attrs)
> +                      unsigned long attrs)
>  {
>       struct scatterlist *sg;
>       int i;
> @@ -599,7 +599,7 @@ EXPORT_SYMBOL_GPL(xen_swiotlb_map_sg_attrs);
>  void
>  xen_swiotlb_unmap_sg_attrs(struct device *hwdev, struct scatterlist *sgl,
>                          int nelems, enum dma_data_direction dir,
> -                        struct dma_attrs *attrs)
> +                        unsigned long attrs)
>  {
>       struct scatterlist *sg;
>       int i;
> diff --git a/include/xen/swiotlb-xen.h b/include/xen/swiotlb-xen.h
> index 8b2eb93ae8ba..7c35e279d1e3 100644
> --- a/include/xen/swiotlb-xen.h
> +++ b/include/xen/swiotlb-xen.h
> @@ -9,30 +9,30 @@ extern int xen_swiotlb_init(int verbose, bool early);
>  extern void
>  *xen_swiotlb_alloc_coherent(struct device *hwdev, size_t size,
>                           dma_addr_t *dma_handle, gfp_t flags,
> -                         struct dma_attrs *attrs);
> +                         unsigned long attrs);
>  
>  extern void
>  xen_swiotlb_free_coherent(struct device *hwdev, size_t size,
>                         void *vaddr, dma_addr_t dma_handle,
> -                       struct dma_attrs *attrs);
> +                       unsigned long attrs);
>  
>  extern dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page,
>                                      unsigned long offset, size_t size,
>                                      enum dma_data_direction dir,
> -                                    struct dma_attrs *attrs);
> +                                    unsigned long attrs);
>  
>  extern void xen_swiotlb_unmap_page(struct device *hwdev, dma_addr_t dev_addr,
>                                  size_t size, enum dma_data_direction dir,
> -                                struct dma_attrs *attrs);
> +                                unsigned long attrs);
>  extern int
>  xen_swiotlb_map_sg_attrs(struct device *hwdev, struct scatterlist *sgl,
>                        int nelems, enum dma_data_direction dir,
> -                      struct dma_attrs *attrs);
> +                      unsigned long attrs);
>  
>  extern void
>  xen_swiotlb_unmap_sg_attrs(struct device *hwdev, struct scatterlist *sgl,
>                          int nelems, enum dma_data_direction dir,
> -                        struct dma_attrs *attrs);
> +                        unsigned long attrs);
>  
>  extern void
>  xen_swiotlb_sync_single_for_cpu(struct device *hwdev, dma_addr_t dev_addr,
> -- 
> 1.9.1
> 

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