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From d83291357d61d7144a941db098765af51f3ebbfb Mon Sep 17 00:00:00 2001
From: Felix Kuehling <Felix.Kuehling@amd.com>
Date: Wed, 1 Nov 2017 19:21:32 -0400
Subject: [PATCH 3385/4131] drm/amdkfd: Update queue_count before mapping
queues
map_queues_cpsch uses the queue_count to decide whether to upload
a new runlist. So update the counter before calling it.
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Oded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
---
.../gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 20 +++++++++++---------
1 file changed, 11 insertions(+), 9 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
index 45b98dd..e2fc4c5 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c
@@ -408,6 +408,17 @@ static int update_queue(struct device_queue_manager *dqm, struct queue *q)
retval = mqd->update_mqd(mqd, q->mqd, &q->properties);
+ /*
+ * check active state vs. the previous state and modify
+ * counter accordingly. map_queues_cpsch uses the
+ * dqm->queue_count to determine whether a new runlist must be
+ * uploaded.
+ */
+ if (q->properties.is_active && !prev_active)
+ dqm->queue_count++;
+ else if (!q->properties.is_active && prev_active)
+ dqm->queue_count--;
+
if (sched_policy != KFD_SCHED_POLICY_NO_HWS)
retval = map_queues_cpsch(dqm);
else if (sched_policy == KFD_SCHED_POLICY_NO_HWS &&
@@ -417,15 +428,6 @@ static int update_queue(struct device_queue_manager *dqm, struct queue *q)
retval = mqd->load_mqd(mqd, q->mqd, q->pipe, q->queue,
&q->properties, q->process->mm);
- /*
- * check active state vs. the previous state
- * and modify counter accordingly
- */
- if (q->properties.is_active && !prev_active)
- dqm->queue_count++;
- else if (!q->properties.is_active && prev_active)
- dqm->queue_count--;
-
out_unlock:
mutex_unlock(&dqm->lock);
return retval;
--
2.7.4
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