On Wed, May 28, 2025 at 7:45 AM Christian König
<christian.koe...@amd.com> wrote:
>
> On 5/28/25 06:19, Alex Deucher wrote:
> > We'll want to include the padding in the wptr count
> > for resets.
> >
> > Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
> > ---
> >  drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 2 ++
> >  1 file changed, 2 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c 
> > b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
> > index 802743efa3b39..3e05e8bfaca4a 100644
> > --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
> > +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
> > @@ -304,6 +304,8 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, 
> > unsigned int num_ibs,
> >           ring->hw_prio == AMDGPU_GFX_PIPE_PRIO_HIGH)
> >               ring->funcs->emit_wave_limit(ring, false);
> >
> > +     amdgpu_ring_pad_to_fetch_size(ring);
> > +
>
> Hui? Why that here? amdgpu_ring_commit will do that anyway.

So that I can know the full size of the submission frame for this job
when I grab the follow-on ring contents to re-emit.  See the next
patch.

Alex

>
>
> >       amdgpu_ring_ib_end(ring);
> >       amdgpu_ring_commit(ring);
> >       return 0;
>

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