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iommu/arm-smmu: Remove ACPICA workarounds 

Now that the kernel headers have synced with the relevant upstream
ACPICA updates, it's time to clean up the temporary local definitions.

Signed-off-by: Robin Murphy <robin.murphy@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Robin Murphy 2017-09-22 15:04:00 +01:00 committed by Will Deacon
parent 2bd6bf03f4
commit 6948d4a7e1
2 changed files with 1 additions and 18 deletions
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11
drivers/iommu/arm-smmu-v3.c
View File

@ -413,15 +413,6 @@
#define MSI_IOVA_BASE 0x8000000
#define MSI_IOVA_LENGTH 0x100000
/* Until ACPICA headers cover IORT rev. C */
#ifndef ACPI_IORT_SMMU_HISILICON_HI161X
#define ACPI_IORT_SMMU_HISILICON_HI161X 0x1
#endif
#ifndef ACPI_IORT_SMMU_V3_CAVIUM_CN99XX
#define ACPI_IORT_SMMU_V3_CAVIUM_CN99XX 0x2
#endif
static bool disable_bypass;
module_param_named(disable_bypass, disable_bypass, bool, S_IRUGO);
MODULE_PARM_DESC(disable_bypass,
@ -2665,7 +2656,7 @@ static void acpi_smmu_get_options(u32 model, struct arm_smmu_device *smmu)
case ACPI_IORT_SMMU_V3_CAVIUM_CN99XX:
smmu->options |= ARM_SMMU_OPT_PAGE0_REGS_ONLY;
break;
case ACPI_IORT_SMMU_HISILICON_HI161X:
case ACPI_IORT_SMMU_V3_HISILICON_HI161X:
smmu->options |= ARM_SMMU_OPT_SKIP_PREFETCH;
break;
}

8
drivers/iommu/arm-smmu.c
View File

@ -119,14 +119,6 @@ enum arm_smmu_implementation {
CAVIUM_SMMUV2,
};
/* Until ACPICA headers cover IORT rev. C */
#ifndef ACPI_IORT_SMMU_CORELINK_MMU401
#define ACPI_IORT_SMMU_CORELINK_MMU401 0x4
#endif
#ifndef ACPI_IORT_SMMU_CAVIUM_THUNDERX
#define ACPI_IORT_SMMU_CAVIUM_THUNDERX 0x5
#endif
struct arm_smmu_s2cr {
struct iommu_group *group;
int count;