Re: [PATCH v6 3/9] s390/dma: Allow per device dma ops

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On Mon,  1 Feb 2016 10:00:53 -0800
Andy Lutomirski <luto@xxxxxxxxxx> wrote:

> From: Christian Borntraeger <borntraeger@xxxxxxxxxx>
> 
> As virtio-ccw will have dma ops, we can no longer default to the
> zPCI ones. Make use of dev_archdata to keep the dma_ops per device.
> The pci devices now use that to override the default, and the
> default is changed to use the noop ops for everything that does not
> specify a device specific one.
> To compile without PCI support we will enable HAS_DMA all the time,
> via the default config in lib/Kconfig.
> 
> Signed-off-by: Christian Borntraeger <borntraeger@xxxxxxxxxx>
> Reviewed-by: Joerg Roedel <jroedel@xxxxxxx>
> Acked-by: Sebastian Ott <sebott@xxxxxxxxxxxxxxxxxx>
> ---
>  arch/s390/Kconfig                   | 6 ++----
>  arch/s390/include/asm/device.h      | 6 +++++-
>  arch/s390/include/asm/dma-mapping.h | 6 ++++--
>  arch/s390/pci/pci.c                 | 1 +
>  arch/s390/pci/pci_dma.c             | 4 ++--
>  5 files changed, 14 insertions(+), 9 deletions(-)
> 
> diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
> index 3be9c832dec1..5b22a26337b2 100644
> --- a/arch/s390/Kconfig
> +++ b/arch/s390/Kconfig
> @@ -124,6 +124,8 @@ config S390
>  	select HAVE_CMPXCHG_DOUBLE
>  	select HAVE_CMPXCHG_LOCAL
>  	select HAVE_DEBUG_KMEMLEAK
> +	select HAVE_DMA_ATTRS

HAVE_DMA_ATTRS no longer exists in the current tree.

> +	select HAVE_DMA_API_DEBUG
>  	select HAVE_DYNAMIC_FTRACE
>  	select HAVE_DYNAMIC_FTRACE_WITH_REGS
>  	select HAVE_FTRACE_MCOUNT_RECORD

With the line above removed:

Acked-by: Cornelia Huck <cornelia.huck@xxxxxxxxxx>

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