From c88ae5de71629e4b5e4075897d9980a7b079d122 Mon Sep 17 00:00:00 2001
From: Will Deacon <will.deacon@arm.com>
Date: Tue, 13 Oct 2015 17:53:24 +0100
Subject: [PATCH] iommu/arm-smmu: Remove redundant calculation of gr0 base
address
Since commit 1463fe44fd0f ("iommu/arm-smmu: Don't use VMIDs for stage-1
translations"), we don't need the GR0 base address when initialising a
context bank, so remove the useless local variable and its init code.
Signed-off-by: Will Deacon <will.deacon@arm.com>
---
drivers/iommu/arm-smmu.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
index 9aadf36a0747f..7c20a68b5a959 100644
--- a/drivers/iommu/arm-smmu.c
+++ b/drivers/iommu/arm-smmu.c
@@ -709,9 +709,8 @@ static void arm_smmu_init_context_bank(struct arm_smmu_domain *smmu_domain,
bool stage1;
struct arm_smmu_cfg *cfg = &smmu_domain->cfg;
struct arm_smmu_device *smmu = smmu_domain->smmu;
- void __iomem *cb_base, *gr0_base, *gr1_base;
+ void __iomem *cb_base, *gr1_base;
- gr0_base = ARM_SMMU_GR0(smmu);
gr1_base = ARM_SMMU_GR1(smmu);
stage1 = cfg->cbar != CBAR_TYPE_S2_TRANS;
cb_base = ARM_SMMU_CB_BASE(smmu) + ARM_SMMU_CB(smmu, cfg->cbndx);