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drm/amdkfd: update SIMD distribution algo for GFXIP 9.4.2 onwards

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In certain cooperative group dispatch scenarios the default SPI resource
allocation may cause reduced per-CU workgroup occupancy. Set
COMPUTE_RESOURCE_LIMITS.FORCE_SIMD_DIST=1 to mitigate soft hang
scenarions.

Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Suggested-by: Joseph Greathouse <Joseph.Greathouse@amd.com>
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rajneesh Bhardwaj
2024-01-31 19:33:49 -05:00
committed by Alex Deucher
parent 749f1ad0c3
commit 5869b32bbe
3 changed files with 13 additions and 1 deletions
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1
drivers/gpu/drm/amd/amdkfd/kfd_priv.h
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@@ -532,6 +532,7 @@ struct queue_properties {
enum mqd_update_flag {
UPDATE_FLAG_DBG_WA_ENABLE = 1,
UPDATE_FLAG_DBG_WA_DISABLE = 2,
UPDATE_FLAG_IS_GWS = 4, /* quirk for gfx9 IP */
};
struct mqd_update_info {