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From 3314ec02441280895fdefa296b1f7012640730b5 Mon Sep 17 00:00:00 2001
From: Ben Goz <ben.goz@amd.com>
Date: Wed, 1 Nov 2017 19:21:30 -0400
Subject: [PATCH 3383/4131] drm/amdkfd: Register/Deregister process on qpd
resolution
Process registration needs to happen on each device. So use per-device
queue lists to determine when to register/deregister the process.
Signed-off-by: Ben Goz <ben.goz@amd.com>
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>
---
drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
index f9d272c..e2e0441 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
@@ -177,7 +177,8 @@ int pqm_create_queue(struct process_queue_manager *pqm,
if (retval != 0)
return retval;
- if (list_empty(&pqm->queues)) {
+ if (list_empty(&pdd->qpd.queues_list) &&
+ list_empty(&pdd->qpd.priv_queue_list)) {
pdd->qpd.pqm = pqm;
dev->dqm->ops.register_process(dev->dqm, &pdd->qpd);
}
@@ -248,7 +249,8 @@ int pqm_create_queue(struct process_queue_manager *pqm,
err_allocate_pqn:
/* check if queues list is empty unregister process from device */
clear_bit(*qid, pqm->queue_slot_bitmap);
- if (list_empty(&pqm->queues))
+ if (list_empty(&pdd->qpd.queues_list) &&
+ list_empty(&pdd->qpd.priv_queue_list))
dev->dqm->ops.unregister_process(dev->dqm, &pdd->qpd);
return retval;
}
@@ -302,7 +304,8 @@ int pqm_destroy_queue(struct process_queue_manager *pqm, unsigned int qid)
kfree(pqn);
clear_bit(qid, pqm->queue_slot_bitmap);
- if (list_empty(&pqm->queues))
+ if (list_empty(&pdd->qpd.queues_list) &&
+ list_empty(&pdd->qpd.priv_queue_list))
dqm->ops.unregister_process(dqm, &pdd->qpd);
return retval;
--
2.7.4
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