[PATCH 3/3] iommu/amd: Remove iommu_init_ga()

From: Suravee Suthikulpanit
Date: Fri Aug 20 2021 - 16:09:39 EST


Since the function has been simplified and only call iommu_init_ga_log(),
remove the function and replace with iommu_init_ga_log() instead.

Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@xxxxxxx>
---
drivers/iommu/amd/init.c | 17 ++++-------------
1 file changed, 4 insertions(+), 13 deletions(-)

diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c
index ea3330ed545d..5ec683675ff0 100644
--- a/drivers/iommu/amd/init.c
+++ b/drivers/iommu/amd/init.c
@@ -827,9 +827,9 @@ static int iommu_ga_log_enable(struct amd_iommu *iommu)
return 0;
}

-#ifdef CONFIG_IRQ_REMAP
static int iommu_init_ga_log(struct amd_iommu *iommu)
{
+#ifdef CONFIG_IRQ_REMAP
u64 entry;

if (!AMD_IOMMU_GUEST_IR_VAPIC(amd_iommu_guest_ir))
@@ -859,18 +859,9 @@ static int iommu_init_ga_log(struct amd_iommu *iommu)
err_out:
free_ga_log(iommu);
return -EINVAL;
-}
-#endif /* CONFIG_IRQ_REMAP */
-
-static int iommu_init_ga(struct amd_iommu *iommu)
-{
- int ret = 0;
-
-#ifdef CONFIG_IRQ_REMAP
- ret = iommu_init_ga_log(iommu);
+#else
+ return 0;
#endif /* CONFIG_IRQ_REMAP */
-
- return ret;
}

static int __init alloc_cwwb_sem(struct amd_iommu *iommu)
@@ -1852,7 +1843,7 @@ static int __init iommu_init_pci(struct amd_iommu *iommu)
if (iommu_feature(iommu, FEATURE_PPR) && alloc_ppr_log(iommu))
return -ENOMEM;

- ret = iommu_init_ga(iommu);
+ ret = iommu_init_ga_log(iommu);
if (ret)
return ret;

--
2.17.1