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path: root/common/recipes-kernel/linux/linux-yocto-4.14.71/3397-drm-amdkfd-Cleanup-qpd.pqm-initialization.patch
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From 94711d4b0a500793160a9c87ae33fb929c8f9f7d Mon Sep 17 00:00:00 2001
From: Felix Kuehling <Felix.Kuehling@amd.com>
Date: Tue, 14 Nov 2017 16:41:17 -0500
Subject: [PATCH 3397/4131] drm/amdkfd: Cleanup qpd.pqm initialization

The PQM doesn't change after process creation. So initialize it in
kfd_create_process_device_data.

Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
---
 drivers/gpu/drm/amd/amdkfd/kfd_process.c               | 1 +
 drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c | 4 +---
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_process.c b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
index 1f5ccd28..1bb9b26 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process.c
@@ -348,6 +348,7 @@ struct kfd_process_device *kfd_create_process_device_data(struct kfd_dev *dev,
 		INIT_LIST_HEAD(&pdd->qpd.queues_list);
 		INIT_LIST_HEAD(&pdd->qpd.priv_queue_list);
 		pdd->qpd.dqm = dev->dqm;
+		pdd->qpd.pqm = &p->pqm;
 		pdd->process = p;
 		pdd->bound = PDD_UNBOUND;
 		pdd->already_dequeued = false;
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 827a1f4..179d7f1 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
@@ -178,10 +178,8 @@ int pqm_create_queue(struct process_queue_manager *pqm,
 		return retval;
 
 	if (list_empty(&pdd->qpd.queues_list) &&
-	    list_empty(&pdd->qpd.priv_queue_list)) {
-		pdd->qpd.pqm = pqm;
+	    list_empty(&pdd->qpd.priv_queue_list))
 		dev->dqm->ops.register_process(dev->dqm, &pdd->qpd);
-	}
 
 	pqn = kzalloc(sizeof(*pqn), GFP_KERNEL);
 	if (!pqn) {
-- 
2.7.4