From: Suravee Suthikulpanit <suravee.suthikulpa...@amd.com>
Add error messages to prevent silent failure.
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpa...@amd.com>
Signed-off-by: Vasant Hegde <vasant.he...@amd.com>
---
drivers/iommu/amd/init.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index 1eacd43cb436..770ac679b682 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -1942,9 +1942,10 @@ static int __init amd_iommu_init_pci(void)
for_each_iommu(iommu) {
ret = iommu_init_pci(iommu);
- if (ret)
- break;
-
+ if (ret) {
+ pr_err("IOMMU:%d Failed to initialize!\n",
iommu->index);
+ goto out;
+ }
/* Need to setup range after PCI init */
iommu_set_cwwb_range(iommu);
}
@@ -1960,6 +1961,10 @@ static int __init amd_iommu_init_pci(void)
* active.
*/
ret = amd_iommu_init_api();
+ if (ret) {
+ pr_err("IOMMU: Failed to initialize api!\n");
+ goto out;
+ }
init_device_table_dma();
@@ -1969,6 +1974,7 @@ static int __init amd_iommu_init_pci(void)
if (!ret)
print_iommu_info();
+out:
return ret;
}
--
2.27.0
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