drm/amdgpu: fix seq in ctx_add_fence

if enabling scheduler, then the queued seq is assigned
when pushing job before emitting job.

Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian K?nig <christian.koenig@amd.com>

6 files changed, 15 insertions, 13 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 6e1fea473a66..2619c78ec303 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -419,7 +419,6 @@ struct amdgpu_user_fence {
         struct amdgpu_bo        *bo;
         /* write-back address offset to bo start */
         uint32_t                offset;
-        uint64_t                sequence;
 };
 
 int amdgpu_fence_driver_init(struct amdgpu_device *adev);
@@ -1031,7 +1030,7 @@ struct amdgpu_ctx *amdgpu_ctx_get(struct amdgpu_fpriv *fpriv, uint32_t id);
 int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
 
 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
-                              struct fence *fence);
+                              struct fence *fence, uint64_t queued_seq);
 struct fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
                                    struct amdgpu_ring *ring, uint64_t seq);
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
index c41360e443be..40e85bfcdf91 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
@@ -739,7 +739,6 @@ static int amdgpu_cs_ib_fill(struct amdgpu_device *adev,
                         ib->oa_size = amdgpu_bo_size(oa);
                 }
         }
-
         /* wrap the last IB with user fence */
         if (parser->uf.bo) {
                 struct amdgpu_ib *ib = &parser->ibs[parser->num_ibs - 1];
@@ -908,7 +907,7 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
         if (amdgpu_enable_scheduler && parser->num_ibs) {
                 struct amdgpu_ring * ring =
                         amdgpu_cs_parser_get_ring(adev, parser);
-                parser->uf.sequence = atomic64_inc_return(
+                parser->ibs[parser->num_ibs - 1].sequence = atomic64_inc_return(
                         &parser->ctx->rings[ring->idx].c_entity.last_queued_v_seq);
                 if (ring->is_pte_ring || (parser->bo_list && parser->bo_list->has_userptr)) {
                         r = amdgpu_cs_parser_prepare_job(parser);
@@ -922,7 +921,7 @@ int amdgpu_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
                 amd_sched_push_job(ring->scheduler,
                                    &parser->ctx->rings[ring->idx].c_entity,
                                    parser);
-                cs->out.handle = parser->uf.sequence;
+                cs->out.handle = parser->ibs[parser->num_ibs - 1].sequence;
                 up_read(&adev->exclusive_lock);
                 return 0;
         }
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index 95807b678b6a..e0eaa55bf636 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -258,7 +258,7 @@ int amdgpu_ctx_put(struct amdgpu_ctx *ctx)
 }
 
 uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
-                              struct fence *fence)
+                              struct fence *fence, uint64_t queued_seq)
 {
         struct amdgpu_ctx_ring *cring = & ctx->rings[ring->idx];
         uint64_t seq = 0;
@@ -266,7 +266,7 @@ uint64_t amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx, struct amdgpu_ring *ring,
         struct fence *other = NULL;
 
         if (amdgpu_enable_scheduler)
-                seq = atomic64_read(&cring->c_entity.last_queued_v_seq);
+                seq = queued_seq;
         else
                 seq = cring->sequence;
         idx = seq % AMDGPU_CTX_MAX_CS_PENDING;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
index 42d6298eb9d7..eed409c59492 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
@@ -143,6 +143,7 @@ int amdgpu_ib_schedule(struct amdgpu_device *adev, unsigned num_ibs,
         struct amdgpu_ring *ring;
         struct amdgpu_ctx *ctx, *old_ctx;
         struct amdgpu_vm *vm;
+        uint64_t sequence;
         unsigned i;
         int r = 0;
 
@@ -215,9 +216,12 @@ int amdgpu_ib_schedule(struct amdgpu_device *adev, unsigned num_ibs,
                 return r;
         }
 
+        sequence = amdgpu_enable_scheduler ? ib->sequence : 0;
+
         if (ib->ctx)
                 ib->sequence = amdgpu_ctx_add_fence(ib->ctx, ring,
-                                                    &ib->fence->base);
+                                                    &ib->fence->base,
+                                                    sequence);
 
         /* wrap the last IB with fence */
         if (ib->user) {
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
index 46ec915c9344..b913c22dd6b2 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c
@@ -62,7 +62,7 @@ static void amdgpu_sched_run_job(struct amd_gpu_scheduler *sched,
                         goto err;
         }
         atomic64_set(&c_entity->last_emitted_v_seq,
-                     sched_job->uf.sequence);
+                     sched_job->ibs[sched_job->num_ibs - 1].sequence);
         wake_up_all(&c_entity->wait_emit);
 
         mutex_unlock(&sched_job->job_lock);
@@ -93,7 +93,7 @@ static void amdgpu_sched_process_job(struct amd_gpu_scheduler *sched, void *job)
         if (sched_job->ctx) {
                 c_entity = &sched_job->ctx->rings[ring->idx].c_entity;
                 atomic64_set(&c_entity->last_signaled_v_seq,
-                             sched_job->uf.sequence);
+                             sched_job->ibs[sched_job->num_ibs - 1].sequence);
         }
 
         /* wake up users waiting for time stamp */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 26c55a7a1a88..5624d4484fb6 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -380,7 +380,7 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev,
                 sched_job->run_job = amdgpu_vm_run_job;
                 sched_job->free_job = amdgpu_vm_free_job;
                 v_seq = atomic64_inc_return(&adev->kernel_ctx->rings[ring->idx].c_entity.last_queued_v_seq);
-                sched_job->uf.sequence = v_seq;
+                ib->sequence = v_seq;
                 amd_sched_push_job(ring->scheduler,
                                    &adev->kernel_ctx->rings[ring->idx].c_entity,
                                    sched_job);
@@ -531,7 +531,7 @@ int amdgpu_vm_update_page_directory(struct amdgpu_device *adev,
                         sched_job->run_job = amdgpu_vm_run_job;
                         sched_job->free_job = amdgpu_vm_free_job;
                         v_seq = atomic64_inc_return(&adev->kernel_ctx->rings[ring->idx].c_entity.last_queued_v_seq);
-                        sched_job->uf.sequence = v_seq;
+                        ib->sequence = v_seq;
                         amd_sched_push_job(ring->scheduler,
                                            &adev->kernel_ctx->rings[ring->idx].c_entity,
                                            sched_job);
@@ -884,7 +884,7 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev,
                 sched_job->run_job = amdgpu_vm_bo_update_mapping_run_job;
                 sched_job->free_job = amdgpu_vm_free_job;
                 v_seq = atomic64_inc_return(&adev->kernel_ctx->rings[ring->idx].c_entity.last_queued_v_seq);
-                sched_job->uf.sequence = v_seq;
+                ib->sequence = v_seq;
                 amd_sched_push_job(ring->scheduler,
                                    &adev->kernel_ctx->rings[ring->idx].c_entity,
                                    sched_job);