-- 2.5.5 ------------------------------ Message: 4 Date: Wed, 25 May 2016 17:04:20 -0400 From: Alex Deucher alexdeucher@gmail.com To: dri-devel@lists.freedesktop.org Cc: Alex Deucher alexander.deucher@amd.com, Christian König christian.koenig@amd.com Subject: [PATCH 6/8] drm/amdgpu: properly abstract scheduler timeout handling Message-ID: 1464210262-2912-7-git-send-email-alexander.deucher@amd.com Content-Type: text/plain; charset=UTF-8 From: Christian König christian.koenig@amd.com The driver shouldn't mess with the scheduler internals. Signed-off-by: Christian König christian.koenig@amd.com Reviewed-by: Monk.Liu monk.liu@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 1 - drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 3 +-- drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 15 ++++++++------- drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 11 +++++++++-- drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 2 +- 5 files changed, 19 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 6c5ec32..ec42dd5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -759,7 +759,6 @@ void amdgpu_job_free_func(struct kref *refcount); int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, struct amd_sched_entity *entity, void *owner, struct fence **f); -void amdgpu_job_timeout_func(struct work_struct *work); struct amdgpu_ring { struct amdgpu_device *adev; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index 2bbeeb0..d8cac31 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -839,8 +839,7 @@ static int amdgpu_cs_submit(struct amdgpu_cs_parser *p, p->job = NULL; r = amd_sched_job_init(&job->base, &ring->sched, - entity, amdgpu_job_timeout_func, - amdgpu_job_free_func, + entity, amdgpu_job_free_func, p->filp, &fence); if (r) { amdgpu_job_free(job); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c index be4698b..32132f2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c @@ -34,13 +34,14 @@ static void amdgpu_job_free_handler(struct work_struct *ws) amd_sched_job_put(&job->base); } -void amdgpu_job_timeout_func(struct work_struct *work) +static void amdgpu_job_timedout(struct amd_sched_job *s_job) { - struct amdgpu_job *job = container_of(work, struct amdgpu_job, base.work_tdr.work); + struct amdgpu_job *job = container_of(s_job, struct amdgpu_job, base); + DRM_ERROR("ring %s timeout, last signaled seq=%u, last emitted seq=%u\n", - job->base.sched->name, - (uint32_t)atomic_read(&job->ring->fence_drv.last_seq), - job->ring->fence_drv.sync_seq); + job->base.sched->name, + atomic_read(&job->ring->fence_drv.last_seq), + job->ring->fence_drv.sync_seq); amd_sched_job_put(&job->base); } @@ -126,8 +127,7 @@ int amdgpu_job_submit(struct amdgpu_job *job, struct amdgpu_ring *ring, return -EINVAL; r = amd_sched_job_init(&job->base, &ring->sched, - entity, amdgpu_job_timeout_func, - amdgpu_job_free_func, owner, &fence); + entity, amdgpu_job_free_func, owner, &fence); if (r) return r; @@ -197,4 +197,5 @@ err: const struct amd_sched_backend_ops amdgpu_sched_ops = { .dependency = amdgpu_job_dependency, .run_job = amdgpu_job_run, + .timedout_job = amdgpu_job_timedout, }; diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c index e8ee90f..f2ed8c5 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c @@ -362,6 +362,14 @@ static void amd_sched_job_begin(struct amd_sched_job *s_job) } } +static void amd_sched_job_timedout(struct work_struct *work) +{ + struct amd_sched_job *job = container_of(work, struct amd_sched_job, + work_tdr.work); + + job->sched->ops->timedout_job(job); +} + /** * Submit a job to the job queue * @@ -384,7 +392,6 @@ void amd_sched_entity_push_job(struct amd_sched_job *sched_job) int amd_sched_job_init(struct amd_sched_job *job, struct amd_gpu_scheduler *sched, struct amd_sched_entity *entity, - void (*timeout_cb)(struct work_struct *work), void (*free_cb)(struct kref *refcount), void *owner, struct fence **fence) { @@ -397,7 +404,7 @@ int amd_sched_job_init(struct amd_sched_job *job, return -ENOMEM; job->s_fence->s_job = job; - INIT_DELAYED_WORK(&job->work_tdr, timeout_cb); + INIT_DELAYED_WORK(&job->work_tdr, amd_sched_job_timedout); job->free_callback = free_cb; if (fence) diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h index 7e333fa..f0de46c 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h @@ -108,6 +108,7 @@ static inline struct amd_sched_fence *to_amd_sched_fence(struct fence *f) struct amd_sched_backend_ops { struct fence *(*dependency)(struct amd_sched_job *sched_job); struct fence *(*run_job)(struct amd_sched_job *sched_job); + void (*timedout_job)(struct amd_sched_job *sched_job); }; enum amd_sched_priority { @@ -153,7 +154,6 @@ void amd_sched_fence_signal(struct amd_sched_fence *fence); int amd_sched_job_init(struct amd_sched_job *job, struct amd_gpu_scheduler *sched, struct amd_sched_entity *entity, - void (*timeout_cb)(struct work_struct *work), void (*free_cb)(struct kref* refcount), void *owner, struct fence **fence); static inline void amd_sched_job_get(struct amd_sched_job *job) -- 2.5.5 ------------------------------ Message: 5 Date: Wed, 25 May 2016 17:04:16 -0400 From: Alex Deucher alexdeucher@gmail.com To: dri-devel@lists.freedesktop.org Cc: Alex Deucher alexander.deucher@amd.com, Christian König christian.koenig@amd.com Subject: [PATCH 2/8] drm/amdgpu: remove begin_job/finish_job Message-ID: 1464210262-2912-3-git-send-email-alexander.deucher@amd.com Content-Type: text/plain; charset=UTF-8 From: Christian König christian.koenig@amd.com Completely pointless and confusing to use a callback to call into the same code file. Signed-off-by: Christian König christian.koenig@amd.com Reviewed-by: Monk.Liu monk.liu@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_job.c | 2 -- drivers/gpu/drm/amd/scheduler/gpu_scheduler.c | 13 +++++++++---- drivers/gpu/drm/amd/scheduler/gpu_scheduler.h | 6 ------ drivers/gpu/drm/amd/scheduler/sched_fence.c | 10 ---------- 4 files changed, 9 insertions(+), 22 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c index f0dafa5..001030b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_job.c @@ -193,6 +193,4 @@ err: const struct amd_sched_backend_ops amdgpu_sched_ops = { .dependency = amdgpu_job_dependency, .run_job = amdgpu_job_run, - .begin_job = amd_sched_job_begin, - .finish_job = amd_sched_job_finish, }; diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c index f5ac01db2..821bc89 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.c @@ -329,7 +329,7 @@ static void amd_sched_free_job(struct fence *f, struct fence_cb *cb) { /* job_finish is called after hw fence signaled, and * the job had already been deleted from ring_mirror_list */ -void amd_sched_job_finish(struct amd_sched_job *s_job) +static void amd_sched_job_finish(struct amd_sched_job *s_job) { struct amd_sched_job *next; struct amd_gpu_scheduler *sched = s_job->sched; @@ -351,7 +351,7 @@ void amd_sched_job_finish(struct amd_sched_job *s_job) } } -void amd_sched_job_begin(struct amd_sched_job *s_job) +static void amd_sched_job_begin(struct amd_sched_job *s_job) { struct amd_gpu_scheduler *sched = s_job->sched; @@ -461,7 +461,7 @@ static void amd_sched_process_job(struct fence *f, struct fence_cb *cb) /* remove job from ring_mirror_list */ spin_lock_irqsave(&sched->job_list_lock, flags); list_del_init(&s_fence->s_job->node); - sched->ops->finish_job(s_fence->s_job); + amd_sched_job_finish(s_fence->s_job); spin_unlock_irqrestore(&sched->job_list_lock, flags); amd_sched_fence_signal(s_fence); @@ -475,6 +475,7 @@ static int amd_sched_main(void *param) { struct sched_param sparam = {.sched_priority = 1}; struct amd_gpu_scheduler *sched = (struct amd_gpu_scheduler *)param; + unsigned long flags; int r, count; sched_setscheduler(current, SCHED_FIFO, &sparam); @@ -499,7 +500,11 @@ static int amd_sched_main(void *param) s_fence = sched_job->s_fence; atomic_inc(&sched->hw_rq_count); - amd_sched_job_pre_schedule(sched, sched_job); + spin_lock_irqsave(&sched->job_list_lock, flags); + list_add_tail(&sched_job->node, &sched->ring_mirror_list); + amd_sched_job_begin(sched_job); + spin_unlock_irqrestore(&sched->job_list_lock, flags); + fence = sched->ops->run_job(sched_job); amd_sched_fence_scheduled(s_fence); if (fence) { diff --git a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h index 690ae4b..69840d7 100644 --- a/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h +++ b/drivers/gpu/drm/amd/scheduler/gpu_scheduler.h @@ -110,8 +110,6 @@ static inline struct amd_sched_fence *to_amd_sched_fence(struct fence *f) struct amd_sched_backend_ops { struct fence *(*dependency)(struct amd_sched_job *sched_job); struct fence *(*run_job)(struct amd_sched_job *sched_job); - void (*begin_job)(struct amd_sched_job *sched_job); - void (*finish_job)(struct amd_sched_job *sched_job); }; enum amd_sched_priority { @@ -160,10 +158,6 @@ int amd_sched_job_init(struct amd_sched_job *job, void (*timeout_cb)(struct work_struct *work), void (*free_cb)(struct kref* refcount), void *owner, struct fence **fence); -void amd_sched_job_pre_schedule(struct amd_gpu_scheduler *sched , - struct amd_sched_job *s_job); -void amd_sched_job_finish(struct amd_sched_job *s_job); -void amd_sched_job_begin(struct amd_sched_job *s_job); static inline void amd_sched_job_get(struct amd_sched_job *job) { if (job) diff --git a/drivers/gpu/drm/amd/scheduler/sched_fence.c b/drivers/gpu/drm/amd/scheduler/sched_fence.c index 6bdc9b7..71931bc 100644 --- a/drivers/gpu/drm/amd/scheduler/sched_fence.c +++ b/drivers/gpu/drm/amd/scheduler/sched_fence.c @@ -58,16 +58,6 @@ void amd_sched_fence_signal(struct amd_sched_fence *fence) FENCE_TRACE(&fence->base, "was already signaled\n"); } -void amd_sched_job_pre_schedule(struct amd_gpu_scheduler *sched , - struct amd_sched_job *s_job) -{ - unsigned long flags; - spin_lock_irqsave(&sched->job_list_lock, flags); - list_add_tail(&s_job->node, &sched->ring_mirror_list); - sched->ops->begin_job(s_job); - spin_unlock_irqrestore(&sched->job_list_lock, flags); -} - void amd_sched_fence_scheduled(struct amd_sched_fence *s_fence) { struct fence_cb *cur, *tmp; -- 2.5.5 ------------------------------ Subject: Digest Footer _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel ------------------------------ End of dri-devel Digest, Vol 74, Issue 400 ******************************************