drm/amdkfd: workaround 100% gpu usage issue for gfx11

Browse source

the issue only happens with oversubscription when gpu has no
workload, the root cause is mes oversubscription timer, so
disable mes timer and make a similar timer in kfd to resolve
the issue.

Signed-off-by: Eric Huang <jinhuieric.huang@amd.com>
Reviewed-by: Mario Limonciello <mario.limonciello@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Eric Huang 2026-08-05 10:39:00 -04:00 • committed by Alex Deucher

parent 6f04757cfe

commit 590e266261

3 changed files with 39 additions and 2 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

1

drivers/gpu/drm/amd/amdgpu/mes_v11_0.c

View file

39

drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c

View file

1

drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.h

View file