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From d8fc8fe0c65d604e2d9ad3359b0970783e8f360a Mon Sep 17 00:00:00 2001
From: shaoyunl <shaoyun.liu@amd.com>
Date: Fri, 4 Jan 2019 13:23:06 -0500
Subject: [PATCH 1047/2940] drm/amdgpu: Add message print when unable to get
valid hive
Add message print out and return -EINVAL when driver can not get valid hive
from hive arrary on xgmi configuration
Signed-off-by: shaoyunl <shaoyun.liu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
index 8a8bc60cb6b4..ac57a8767283 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c
@@ -113,8 +113,13 @@ int amdgpu_xgmi_add_device(struct amdgpu_device *adev)
mutex_lock(&xgmi_mutex);
hive = amdgpu_get_xgmi_hive(adev);
- if (!hive)
+ if (!hive) {
+ ret = -EINVAL;
+ dev_err(adev->dev,
+ "XGMI: node 0x%llx, can not matech hive 0x%llx in the hive list.\n",
+ adev->gmc.xgmi.node_id, adev->gmc.xgmi.hive_id);
goto exit;
+ }
hive_topology = &hive->topology_info;
--
2.17.1
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