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drm/amdkfd: Increase queue number per process to 255 on GFX9.4.3

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Increase the maximum number of queues that can be created per process
to 255 on GFX 9.4.3. There is no HWS limitation restricting the number
queues that can be created.

Signed-off-by: Mukul Joshi <mukul.joshi@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Mukul Joshi
2023-03-15 14:04:33 -04:00
committed by Alex Deucher
parent 9b337b7d62
commit 3697b9bd7c
1 changed files with 7 additions and 0 deletions
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drivers/gpu/drm/amd/amdkfd/kfd_process_queue_manager.c
+7
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@@ -242,6 +242,13 @@ int pqm_create_queue(struct process_queue_manager *pqm,
enum kfd_queue_type type = properties->type;
unsigned int max_queues = 127; /* HWS limit */
/*
* On GFX 9.4.3, increase the number of queues that
* can be created to 255. No HWS limit on GFX 9.4.3.
*/
if (KFD_GC_VERSION(dev) == IP_VERSION(9, 4, 3))
max_queues = 255;
q = NULL;
kq = NULL;