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Code Issues Releases Wiki Activity

drm/amdgpu: amdgpu_ctx_add_fence can't fail

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No more waiting for a fence done here.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-08-24 14:23:33 +02:00 committed by Alex Deucher
parent a9a8a788e5
commit 85eff20020
3 changed files with 7 additions and 17 deletions
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10
drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c
View file

@ -1217,15 +1217,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p,
job->owner = p->filp;
p->fence = dma_fence_get(&job->base.s_fence->finished);
r = amdgpu_ctx_add_fence(p->ctx, entity, p->fence, &seq);
if (r) {
dma_fence_put(p->fence);
dma_fence_put(&job->base.s_fence->finished);
amdgpu_job_free(job);
amdgpu_mn_unlock(p->mn);
return r;
}
amdgpu_ctx_add_fence(p->ctx, entity, p->fence, &seq);
amdgpu_cs_post_dependencies(p);
if ((job->preamble_status & AMDGPU_PREAMBLE_IB_PRESENT) &&

8
drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
View file

@ -434,9 +434,9 @@ int amdgpu_ctx_put(struct amdgpu_ctx *ctx)
return 0;
}
int amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx,
struct drm_sched_entity *entity,
struct dma_fence *fence, uint64_t* handle)
void amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx,
struct drm_sched_entity *entity,
struct dma_fence *fence, uint64_t* handle)
{
struct amdgpu_ctx_entity *centity = to_amdgpu_ctx_entity(entity);
uint64_t seq = centity->sequence;
@ -458,8 +458,6 @@ int amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx,
dma_fence_put(other);
if (handle)
*handle = seq;
return 0;
}
struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,

6
drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.h
View file

@ -65,9 +65,9 @@ int amdgpu_ctx_put(struct amdgpu_ctx *ctx);
int amdgpu_ctx_get_entity(struct amdgpu_ctx *ctx, u32 hw_ip, u32 instance,
u32 ring, struct drm_sched_entity **entity);
int amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx,
struct drm_sched_entity *entity,
struct dma_fence *fence, uint64_t *seq);
void amdgpu_ctx_add_fence(struct amdgpu_ctx *ctx,
struct drm_sched_entity *entity,
struct dma_fence *fence, uint64_t *seq);
struct dma_fence *amdgpu_ctx_get_fence(struct amdgpu_ctx *ctx,
struct drm_sched_entity *entity,
uint64_t seq);