Am 2022-03-23 um 10:20 schrieb Divya Shikre:
Recently introduced commit "845ebd6b7c32 drm/amdgpu: Add
use_xgmi_p2p module parameter" did not update XGMI iolinks
when use_xgmi_p2p is disabled. Add fix to not create XGMI
iolinks in KFD topology when this parameter is disabled.
Signed-off-by: Divya Shikre <DivyaUday.Shikre@xxxxxxx>
Reviewed-by: Felix Kuehling <Felix.Kuehling@xxxxxxx>
---
drivers/gpu/drm/amd/amdkfd/kfd_device.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdkfd/kfd_device.c b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
index 339e12c94cff..d5536e33b3d8 100644
--- a/drivers/gpu/drm/amd/amdkfd/kfd_device.c
+++ b/drivers/gpu/drm/amd/amdkfd/kfd_device.c
@@ -536,7 +536,8 @@ bool kgd2kfd_device_init(struct kfd_dev *kfd,
goto kfd_doorbell_error;
}
- kfd->hive_id = kfd->adev->gmc.xgmi.hive_id;
+ if (amdgpu_use_xgmi_p2p)
+ kfd->hive_id = kfd->adev->gmc.xgmi.hive_id;
kfd->noretry = kfd->adev->gmc.noretry;
