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drm/amdgpu: drop a dummy wakeup scheduler

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since the dependency job is also scheduled by the same
scheduler with the job depended on it, no need to
call wake up scheduler when the dep is scheduled.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu 2016-01-26 14:59:57 +08:00 committed by Alex Deucher
parent f2802faa05
commit 777dbd458c
1 changed files with 9 additions and 1 deletions
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10
drivers/gpu/drm/amd/scheduler/gpu_scheduler.c
View file

@ -229,6 +229,14 @@ static void amd_sched_entity_wakeup(struct fence *f, struct fence_cb *cb)
amd_sched_wakeup(entity->sched);
}
static void amd_sched_entity_clear_dep(struct fence *f, struct fence_cb *cb)
{
struct amd_sched_entity *entity =
container_of(cb, struct amd_sched_entity, cb);
entity->dependency = NULL;
fence_put(f);
}
static bool amd_sched_entity_add_dependency_cb(struct amd_sched_entity *entity)
{
struct amd_gpu_scheduler *sched = entity->sched;
@ -251,7 +259,7 @@ static bool amd_sched_entity_add_dependency_cb(struct amd_sched_entity *entity)
}
/* Wait for fence to be scheduled */
entity->cb.func = amd_sched_entity_wakeup;
entity->cb.func = amd_sched_entity_clear_dep;
list_add_tail(&entity->cb.node, &s_fence->scheduled_cb);
return true;
}