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From 617cbf386585e944ef2b2e0d62fb7afe3ba85b30 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Christian=20K=C3=B6nig?= <christian.koenig@amd.com>
Date: Wed, 1 Aug 2018 16:22:39 +0200
Subject: [PATCH 0699/2940] drm/scheduler: fix setting the priorty for entities
(v2)
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Since we now deal with multiple rq we need to update all of them, not
just the current one.
v2: Trivial: Removed unused variable (Alex)
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Nayan Deshmukh <nayan26deshmukh@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/scheduler/gpu_scheduler.c | 36 +++++++++++++++--------
1 file changed, 23 insertions(+), 13 deletions(-)
diff --git a/drivers/gpu/drm/scheduler/gpu_scheduler.c b/drivers/gpu/drm/scheduler/gpu_scheduler.c
index c1592ef07921..5ea3b0a24dca 100644
--- a/drivers/gpu/drm/scheduler/gpu_scheduler.c
+++ b/drivers/gpu/drm/scheduler/gpu_scheduler.c
@@ -451,29 +451,39 @@ void drm_sched_entity_set_priority(struct drm_sched_entity *entity,
EXPORT_SYMBOL(drm_sched_entity_set_priority);
/**
- * drm_sched_entity_set_rq - Sets the run queue for an entity
+ * drm_sched_entity_set_rq_priority - helper for drm_sched_entity_set_priority
+ */
+static void drm_sched_entity_set_rq_priority(struct drm_sched_rq **rq,
+ enum drm_sched_priority priority)
+{
+ *rq = &(*rq)->sched->sched_rq[priority];
+}
+
+/**
+ * drm_sched_entity_set_priority - Sets priority of the entity
*
* @entity: scheduler entity
- * @rq: scheduler run queue
+ * @priority: scheduler priority
*
- * Sets the run queue for an entity and removes the entity from the previous
- * run queue in which was present.
+ * Update the priority of runqueus used for the entity.
*/
-void drm_sched_entity_set_rq(struct drm_sched_entity *entity,
- struct drm_sched_rq *rq)
+void drm_sched_entity_set_priority(struct drm_sched_entity *entity,
+ enum drm_sched_priority priority)
{
- if (entity->rq == rq)
- return;
-
- BUG_ON(!rq);
+ unsigned int i;
spin_lock(&entity->rq_lock);
+
+ for (i = 0; i < entity->num_rq_list; ++i)
+ drm_sched_entity_set_rq_priority(&entity->rq_list[i], priority);
+
drm_sched_rq_remove_entity(entity->rq, entity);
- entity->rq = rq;
- drm_sched_rq_add_entity(rq, entity);
+ drm_sched_entity_set_rq_priority(&entity->rq, priority);
+ drm_sched_rq_add_entity(entity->rq, entity);
+
spin_unlock(&entity->rq_lock);
}
-EXPORT_SYMBOL(drm_sched_entity_set_rq);
+EXPORT_SYMBOL(drm_sched_entity_set_priority);
/**
* drm_sched_dependency_optimized
--
2.17.1
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