From ac0a6cf1c6ef91e4af2a9d56eeaee8fca61d6ad7 Mon Sep 17 00:00:00 2001 From: Nayan Deshmukh Date: Wed, 1 Aug 2018 13:49:59 +0530 Subject: drm/scheduler: add a list of run queues to the entity MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit These are the potential run queues on which the jobs from this entity can be scheduled. We will use this to do load balancing. Signed-off-by: Nayan Deshmukh Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/scheduler/gpu_scheduler.c | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'drivers/gpu/drm/scheduler/gpu_scheduler.c') diff --git a/drivers/gpu/drm/scheduler/gpu_scheduler.c b/drivers/gpu/drm/scheduler/gpu_scheduler.c index 4fc211e19d6e..afffb9a60cdb 100644 --- a/drivers/gpu/drm/scheduler/gpu_scheduler.c +++ b/drivers/gpu/drm/scheduler/gpu_scheduler.c @@ -179,6 +179,8 @@ int drm_sched_entity_init(struct drm_sched_entity *entity, unsigned int num_rq_list, atomic_t *guilty) { + int i; + if (!(entity && rq_list && num_rq_list > 0 && rq_list[0])) return -EINVAL; @@ -186,6 +188,11 @@ int drm_sched_entity_init(struct drm_sched_entity *entity, INIT_LIST_HEAD(&entity->list); entity->rq = rq_list[0]; entity->guilty = guilty; + entity->num_rq_list = num_rq_list; + entity->rq_list = kcalloc(num_rq_list, sizeof(struct drm_sched_rq *), + GFP_KERNEL); + for (i = 0; i < num_rq_list; ++i) + entity->rq_list[i] = rq_list[i]; entity->last_scheduled = NULL; spin_lock_init(&entity->rq_lock); @@ -348,6 +355,7 @@ void drm_sched_entity_fini(struct drm_sched_entity *entity) dma_fence_put(entity->last_scheduled); entity->last_scheduled = NULL; + kfree(entity->rq_list); } EXPORT_SYMBOL(drm_sched_entity_fini); -- cgit v1.2.3