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path: root/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
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Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c')
-rw-r--r--drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c12
1 files changed, 9 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 7817e327ea6d..3045aebdc3f7 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
@@ -119,9 +119,6 @@ static int create_cp_queue(struct process_queue_manager *pqm,
/* Doorbell initialized in user space*/
q_properties->doorbell_ptr = NULL;
- q_properties->doorbell_off =
- kfd_queue_id_to_doorbell(dev, pqm->process, qid);
-
/* let DQM handle it*/
q_properties->vmid = 0;
q_properties->queue_id = qid;
@@ -248,6 +245,15 @@ int pqm_create_queue(struct process_queue_manager *pqm,
goto err_create_queue;
}
+ if (q)
+ /* Return the doorbell offset within the doorbell page
+ * to the caller so it can be passed up to user mode
+ * (in bytes).
+ */
+ properties->doorbell_off =
+ (q->properties.doorbell_off * sizeof(uint32_t)) &
+ (kfd_doorbell_process_slice(dev) - 1);
+
pr_debug("PQM After DQM create queue\n");
list_add(&pqn->process_queue_list, &pqm->queues);