From d1ff9086c1b8e67390161599006a34056b437a72 Mon Sep 17 00:00:00 2001 From: Chunming Zhou Date: Thu, 30 Jul 2015 17:59:43 +0800 Subject: [PATCH] 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 Reviewed-by: Christian K?nig --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 3 +-- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 5 ++--- drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c | 4 ++-- drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c | 6 +++++- drivers/gpu/drm/amd/amdgpu/amdgpu_sched.c | 4 ++-- drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 6 +++--- 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); -- 2.20.1