Re: [PATCH 1/2] x86/vmd: Select device dma ops to override

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Looks fine

Acked-by Jon Derrick: <jonathan.derrick@xxxxxxxxx>

On Tue, May 17, 2016 at 11:13:24AM -0600, Keith Busch wrote:
> VMD device doesn't usually have device archdata specific dma_ops, so we
> need to override the default ops for VMD devices.
> 
> Signed-off-by: Keith Busch <keith.busch@xxxxxxxxx>
> ---
>  arch/x86/pci/vmd.c | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/arch/x86/pci/vmd.c b/arch/x86/pci/vmd.c
> index 7792aba..b1662bf 100644
> --- a/arch/x86/pci/vmd.c
> +++ b/arch/x86/pci/vmd.c
> @@ -261,7 +261,7 @@ static struct device *to_vmd_dev(struct device *dev)
>  
>  static struct dma_map_ops *vmd_dma_ops(struct device *dev)
>  {
> -	return to_vmd_dev(dev)->archdata.dma_ops;
> +	return get_dma_ops(to_vmd_dev(dev));
>  }
>  
>  static void *vmd_alloc(struct device *dev, size_t size, dma_addr_t *addr,
> @@ -367,7 +367,7 @@ static void vmd_teardown_dma_ops(struct vmd_dev *vmd)
>  {
>  	struct dma_domain *domain = &vmd->dma_domain;
>  
> -	if (vmd->dev->dev.archdata.dma_ops)
> +	if (get_dma_ops(&vmd->dev->dev))
>  		del_dma_domain(domain);
>  }
>  
> @@ -379,7 +379,7 @@ static void vmd_teardown_dma_ops(struct vmd_dev *vmd)
>  
>  static void vmd_setup_dma_ops(struct vmd_dev *vmd)
>  {
> -	const struct dma_map_ops *source = vmd->dev->dev.archdata.dma_ops;
> +	const struct dma_map_ops *source = get_dma_ops(&vmd->dev->dev);
>  	struct dma_map_ops *dest = &vmd->dma_ops;
>  	struct dma_domain *domain = &vmd->dma_domain;
>  
> -- 
> 2.7.2
> 
> --
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