Re: [PATCH] drm/amdgpu: fix limiting AV1 to the first instance on VCN3

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We'll need to implement the parse callbacks for vcn4 as well if we
haven't already.

Alex

On Tue, Jun 7, 2022 at 4:20 PM Dong, Ruijing <Ruijing.Dong@xxxxxxx> wrote:
>
> [AMD Official Use Only - General]
>
> I can see for VCN4, AV1 dec/enc also need to limit to the first instance.
>
> Thanks,
> Ruijing
>
> -----Original Message-----
> From: amd-gfx <amd-gfx-bounces@xxxxxxxxxxxxxxxxxxxxx> On Behalf Of Alex Deucher
> Sent: Friday, June 3, 2022 10:12 AM
> To: Christian König <ckoenig.leichtzumerken@xxxxxxxxx>
> Cc: Pelloux-Prayer, Pierre-Eric <Pierre-eric.Pelloux-prayer@xxxxxxx>; amd-gfx list <amd-gfx@xxxxxxxxxxxxxxxxxxxxx>
> Subject: Re: [PATCH] drm/amdgpu: fix limiting AV1 to the first instance on VCN3
>
> Do the other uvd/vce/vcn ring parse functions need a similar fix?
>
> Alex
>
>
> On Fri, Jun 3, 2022 at 10:08 AM Alex Deucher <alexdeucher@xxxxxxxxx> wrote:
> >
> > On Fri, Jun 3, 2022 at 8:10 AM Christian König
> > <ckoenig.leichtzumerken@xxxxxxxxx> wrote:
> > >
> > > Am 03.06.22 um 14:08 schrieb Pierre-Eric Pelloux-Prayer:
> > > > Hi Christian,
> > > >
> > > > The patch is: Tested-by: Pierre-Eric Pelloux-Prayer
> > > > <pierre-eric.pelloux-prayer@xxxxxxx>
> > > >
> > > > Could you add a reference to https://nam11.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgitlab.freedesktop.org%2Fdrm%2Famd%2F-%2Fissues%2F2037&amp;data=05%7C01%7CRuijing.Dong%40amd.com%7C5ba73dfe91ba47e21dd608da456b0609%7C3dd8961fe4884e608e11a82d994e183d%7C0%7C0%7C637898623221806051%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000%7C%7C%7C&amp;sdata=WgIZD299Xe0XVG%2Ftb2rn14njS%2FgHIhtIHIDAZ2Fj40k%3D&amp;reserved=0 in the commit message?
> > >
> > > Sure, can you also give me an rb or acked-by so that I can push it?
> >
> > Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
> >
> > >
> > > Thanks,
> > > Christian.
> > >
> > > >
> > > > Thanks,
> > > > Pierre-Eric
> > > >
> > > > On 03/06/2022 12:21, Christian König wrote:
> > > >> The job is not yet initialized here.
> > > >>
> > > >> Signed-off-by: Christian König <christian.koenig@xxxxxxx>
> > > >> Fixes: 1027d5d791b7 ("drm/amdgpu: use job and ib structures
> > > >> directly in CS parsers")
> > > >> ---
> > > >>   drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c | 17 +++++++----------
> > > >>   1 file changed, 7 insertions(+), 10 deletions(-)
> > > >>
> > > >> diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
> > > >> b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
> > > >> index 3cabceee5f57..39405f0db824 100644
> > > >> --- a/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
> > > >> +++ b/drivers/gpu/drm/amd/amdgpu/vcn_v3_0.c
> > > >> @@ -1761,23 +1761,21 @@ static const struct amdgpu_ring_funcs vcn_v3_0_dec_sw_ring_vm_funcs = {
> > > >>      .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
> > > >>   };
> > > >>
> > > >> -static int vcn_v3_0_limit_sched(struct amdgpu_cs_parser *p,
> > > >> -                            struct amdgpu_job *job)
> > > >> +static int vcn_v3_0_limit_sched(struct amdgpu_cs_parser *p)
> > > >>   {
> > > >>      struct drm_gpu_scheduler **scheds;
> > > >>
> > > >>      /* The create msg must be in the first IB submitted */
> > > >> -    if (atomic_read(&job->base.entity->fence_seq))
> > > >> +    if (atomic_read(&p->entity->fence_seq))
> > > >>              return -EINVAL;
> > > >>
> > > >>      scheds = p->adev->gpu_sched[AMDGPU_HW_IP_VCN_DEC]
> > > >>              [AMDGPU_RING_PRIO_DEFAULT].sched;
> > > >> -    drm_sched_entity_modify_sched(job->base.entity, scheds, 1);
> > > >> +    drm_sched_entity_modify_sched(p->entity, scheds, 1);
> > > >>      return 0;
> > > >>   }
> > > >>
> > > >> -static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
> > > >> -                        uint64_t addr)
> > > >> +static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, uint64_t
> > > >> +addr)
> > > >>   {
> > > >>      struct ttm_operation_ctx ctx = { false, false };
> > > >>      struct amdgpu_bo_va_mapping *map; @@ -1848,7 +1846,7 @@
> > > >> static int vcn_v3_0_dec_msg(struct amdgpu_cs_parser *p, struct amdgpu_job *job,
> > > >>              if (create[0] == 0x7 || create[0] == 0x10 || create[0] == 0x11)
> > > >>                      continue;
> > > >>
> > > >> -            r = vcn_v3_0_limit_sched(p, job);
> > > >> +            r = vcn_v3_0_limit_sched(p);
> > > >>              if (r)
> > > >>                      goto out;
> > > >>      }
> > > >> @@ -1862,7 +1860,7 @@ static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
> > > >>                                         struct amdgpu_job *job,
> > > >>                                         struct amdgpu_ib *ib)
> > > >>   {
> > > >> -    struct amdgpu_ring *ring = to_amdgpu_ring(job->base.sched);
> > > >> +    struct amdgpu_ring *ring =
> > > >> + to_amdgpu_ring(p->entity->rq->sched);
> > > >>      uint32_t msg_lo = 0, msg_hi = 0;
> > > >>      unsigned i;
> > > >>      int r;
> > > >> @@ -1881,8 +1879,7 @@ static int vcn_v3_0_ring_patch_cs_in_place(struct amdgpu_cs_parser *p,
> > > >>                      msg_hi = val;
> > > >>              } else if (reg == PACKET0(p->adev->vcn.internal.cmd, 0) &&
> > > >>                         val == 0) {
> > > >> -                    r = vcn_v3_0_dec_msg(p, job,
> > > >> -                                         ((u64)msg_hi) << 32 | msg_lo);
> > > >> +                    r = vcn_v3_0_dec_msg(p, ((u64)msg_hi) << 32
> > > >> + | msg_lo);
> > > >>                      if (r)
> > > >>                              return r;
> > > >>              }
> > > >>
> > >




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