[PATCH v5 7/7] ocxl: Document new OCXL IOCTLs

Frederic Barrat fbarrat at linux.ibm.com
Fri May 11 19:28:52 AEST 2018



Le 11/05/2018 à 08:13, Alastair D'Silva a écrit :
> From: Alastair D'Silva <alastair at d-silva.org>
> 
> Signed-off-by: Alastair D'Silva <alastair at d-silva.org>
> ---

Acked-by: Frederic Barrat <fbarrat at linux.vnet.ibm.com>


>   Documentation/accelerators/ocxl.rst | 11 +++++++++++
>   1 file changed, 11 insertions(+)
> 
> diff --git a/Documentation/accelerators/ocxl.rst b/Documentation/accelerators/ocxl.rst
> index ddcc58d01cfb..14cefc020e2d 100644
> --- a/Documentation/accelerators/ocxl.rst
> +++ b/Documentation/accelerators/ocxl.rst
> @@ -157,6 +157,17 @@ OCXL_IOCTL_GET_METADATA:
>     Obtains configuration information from the card, such at the size of
>     MMIO areas, the AFU version, and the PASID for the current context.
> 
> +OCXL_IOCTL_ENABLE_P9_WAIT:
> +
> +  Allows the AFU to wake a userspace thread executing 'wait'. Returns
> +  information to userspace to allow it to configure the AFU. Note that
> +  this is only available on POWER9.
> +
> +OCXL_IOCTL_GET_FEATURES:
> +
> +  Reports on which CPU features that affect OpenCAPI are usable from
> +  userspace.
> +
> 
>   mmap
>   ----
> 



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