Re: [PATCH v10] vfio: ABI for mdev display dma-buf operation
From: Kirti Wankhede
Date: Fri Jul 14 2017 - 06:16:08 EST
On 7/14/2017 3:31 PM, Gerd Hoffmann wrote:
>> In case when VFIO region is used to provide surface to QEMU, plane_id
>> would be region index,
> Then we should name it "region_index" not "plane_id".
>> for example region 10 could be used for primary
>> surface and region 11 could be used for cursor surface. So in that
>> mdev vendor driver should return plane_type and its corresponding
> Hmm? plane_type is the input (userspace -> kernel) parameter.
Yes, that's right. Sorry for confusion. And mdev vendor driver would
return which region to read.