lkml.org 
[lkml]   [2023]   [Aug]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v8 2/5] iommu: Add new iommu op to get iommu hardware information
On Thu, Aug 17, 2023 at 07:24:44AM +0000, Tian, Kevin wrote:
>
> > From: Liu, Yi L <yi.l.liu@intel.com>
> > Sent: Wednesday, August 16, 2023 8:14 PM
> >
> > Different IOMMU hardware would have different hardware information. So
> > the
> > information reported differs as well. To let the external user understand
> > the difference. enum iommu_hw_info_type is defined. For the iommu
>
> s/difference. enum/difference, enum/
>
> > + * @hw_info: IOMMU hardware information. The type of the returned data
> > is
> > + * marked by the output type of this op. Type is one of
> > + * enum iommu_hw_info_type defined in
> > include/uapi/linux/iommufd.h.
> > + * The drivers that support this op should define a unique type
> > + * in include/uapi/linux/iommufd.h. The data buffer returned by this
> > + * op is allocated in the IOMMU driver and the caller should free it
> > + * after use. Return the data buffer if success, or ERR_PTR on
> > + * failure.
>
> simplified as:
>
> @hw_info: report iommu hardware information. The data buffer returned by
> this op is allocated in the iommu driver and freed by the caller
> after use. The information type is one of enum iommu_hw_info_type
> defined in include/uapi/linux/iommufd.h.
>
> Reviewed-by: Kevin Tian <kevin.tian@intel.com>

Done. Thanks!

\
 
 \ /
  Last update: 2023-08-17 23:57    [W:0.049 / U:3.100 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site