AuxXxilium/linux_dsm_epyc7002
1
0
Fork 0
mirror of https://github.com/AuxXxilium/linux_dsm_epyc7002.git synced 2024-12-05 09:26:44 +07:00
Code Issues Actions Packages Projects Releases Wiki Activity

iommu/arm-smmu: Remove arm_smmu_flush_ops

Browse Source 
Now it's just an empty wrapper.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Will Deacon <will@kernel.org>
This commit is contained in:
Robin Murphy 2019-09-18 17:17:51 +01:00 committed by Will Deacon
parent ae2b60f34a
commit 696bcfb709
2 changed files with 18 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

40
drivers/iommu/arm-smmu.c
View File

@ -427,31 +427,25 @@ static void arm_smmu_tlb_add_page_s2_v1(struct iommu_iotlb_gather *gather,
arm_smmu_gr0_write(smmu, ARM_SMMU_GR0_TLBIVMID, smmu_domain->cfg.vmid);
}
static const struct arm_smmu_flush_ops arm_smmu_s1_tlb_ops = {
.tlb = {
.tlb_flush_all = arm_smmu_tlb_inv_context_s1,
.tlb_flush_walk = arm_smmu_tlb_inv_walk_s1,
.tlb_flush_leaf = arm_smmu_tlb_inv_leaf_s1,
.tlb_add_page = arm_smmu_tlb_add_page_s1,
},
static const struct iommu_flush_ops arm_smmu_s1_tlb_ops = {
.tlb_flush_all = arm_smmu_tlb_inv_context_s1,
.tlb_flush_walk = arm_smmu_tlb_inv_walk_s1,
.tlb_flush_leaf = arm_smmu_tlb_inv_leaf_s1,
.tlb_add_page = arm_smmu_tlb_add_page_s1,
};
static const struct arm_smmu_flush_ops arm_smmu_s2_tlb_ops_v2 = {
.tlb = {
.tlb_flush_all = arm_smmu_tlb_inv_context_s2,
.tlb_flush_walk = arm_smmu_tlb_inv_walk_s2,
.tlb_flush_leaf = arm_smmu_tlb_inv_leaf_s2,
.tlb_add_page = arm_smmu_tlb_add_page_s2,
},
static const struct iommu_flush_ops arm_smmu_s2_tlb_ops_v2 = {
.tlb_flush_all = arm_smmu_tlb_inv_context_s2,
.tlb_flush_walk = arm_smmu_tlb_inv_walk_s2,
.tlb_flush_leaf = arm_smmu_tlb_inv_leaf_s2,
.tlb_add_page = arm_smmu_tlb_add_page_s2,
};
static const struct arm_smmu_flush_ops arm_smmu_s2_tlb_ops_v1 = {
.tlb = {
.tlb_flush_all = arm_smmu_tlb_inv_context_s2,
.tlb_flush_walk = arm_smmu_tlb_inv_any_s2_v1,
.tlb_flush_leaf = arm_smmu_tlb_inv_any_s2_v1,
.tlb_add_page = arm_smmu_tlb_add_page_s2_v1,
},
static const struct iommu_flush_ops arm_smmu_s2_tlb_ops_v1 = {
.tlb_flush_all = arm_smmu_tlb_inv_context_s2,
.tlb_flush_walk = arm_smmu_tlb_inv_any_s2_v1,
.tlb_flush_leaf = arm_smmu_tlb_inv_any_s2_v1,
.tlb_add_page = arm_smmu_tlb_add_page_s2_v1,
};
static irqreturn_t arm_smmu_context_fault(int irq, void *dev)
@ -781,7 +775,7 @@ static int arm_smmu_init_domain_context(struct iommu_domain *domain,
.ias = ias,
.oas = oas,
.coherent_walk = smmu->features & ARM_SMMU_FEAT_COHERENT_WALK,
.tlb = &smmu_domain->flush_ops->tlb,
.tlb = smmu_domain->flush_ops,
.iommu_dev = smmu->dev,
};
@ -1210,7 +1204,7 @@ static void arm_smmu_flush_iotlb_all(struct iommu_domain *domain)
if (smmu_domain->flush_ops) {
arm_smmu_rpm_get(smmu);
smmu_domain->flush_ops->tlb.tlb_flush_all(smmu_domain);
smmu_domain->flush_ops->tlb_flush_all(smmu_domain);
arm_smmu_rpm_put(smmu);
}
}

6
drivers/iommu/arm-smmu.h
View File

@ -304,14 +304,10 @@ enum arm_smmu_domain_stage {
ARM_SMMU_DOMAIN_BYPASS,
};
struct arm_smmu_flush_ops {
struct iommu_flush_ops tlb;
};
struct arm_smmu_domain {
struct arm_smmu_device *smmu;
struct io_pgtable_ops *pgtbl_ops;
const struct arm_smmu_flush_ops *flush_ops;
const struct iommu_flush_ops *flush_ops;
struct arm_smmu_cfg cfg;
enum arm_smmu_domain_stage stage;
bool non_strict;