[PATCH] drm/amdkfd:Check use_xgmi_p2p before reporting hive_id
Divya Shikre
DivyaUday.Shikre at amd.com
Tue Mar 22 19:23:26 UTC 2022
XGMI iolinks will not be created in KFD topology when use_xgmi_p2p module parameter
is disabled in a dGPU.
In this case PCIe p2p links will be used instead.
Signed-off-by: Divya Shikre <DivyaUday.Shikre at amd.com>
---
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;
--
2.25.1
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