[RFC][PATCH 3/3] kselftest: Add drm_syncobj API test tool
John Stultz
jstultz at google.com
Tue Jul 12 15:52:53 UTC 2022
On Tue, Jul 12, 2022 at 12:43 AM Christian König
<christian.koenig at amd.com> wrote:
> Am 12.07.22 um 06:22 schrieb John Stultz:
> > An initial pass at a drm_syncobj API test.
> >
> > Currently covers trivial use of:
> > DRM_IOCTL_SYNCOBJ_CREATE
> > DRM_IOCTL_SYNCOBJ_DESTROY
> > DRM_IOCTL_SYNCOBJ_HANDLE_TO_FD
> > DRM_IOCTL_SYNCOBJ_FD_TO_HANDLE
> > DRM_IOCTL_SYNCOBJ_WAIT
> > DRM_IOCTL_SYNCOBJ_RESET
> > DRM_IOCTL_SYNCOBJ_SIGNAL
> > DRM_IOCTL_SYNCOBJ_TIMELINE_WAIT
> > DRM_IOCTL_SYNCOBJ_TIMELINE_SIGNAL
> >
> > And demonstrates how the userspace API can be used, along with
> > some fairly simple bad parameter checking.
> >
> > The patch includes a few helpers taken from libdrm, as at least
> > on the VM I was testing with, I didn't have a new enough libdrm
> > to support the *_TIMELINE_* ioctls. Ideally the ioctl-helper bits
> > can be dropped at a later time.
> >
> > Feedback would be appreciated!
>
> DRM userspace selftests usually go either into libdrm or igt and not
> into the kernel source.
Appreciate the pointer, I'll rework and submit to one of those projects.
thanks
-john
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