diff options
| author | Krishna Reddy <vdumpa@nvidia.com> | 2020-07-18 22:34:53 +0300 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2020-07-20 11:30:50 +0300 |
| commit | cd8479cf0de9d1950b51032a216fbf630f8542a4 (patch) | |
| tree | 0dd43746009d2003ac8a5145bdd53849478b7284 /drivers/iommu | |
| parent | 49fbb25030265c660de732513f18275d88ff99d3 (diff) | |
| download | linux-cd8479cf0de9d1950b51032a216fbf630f8542a4.tar.xz | |
iommu/arm-smmu: move TLB timeout and spin count macros
Move TLB timeout and spin count macros to header file to
allow using the same from vendor specific implementations.
Signed-off-by: Krishna Reddy <vdumpa@nvidia.com>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Reviewed-by: Nicolin Chen <nicoleotsuka@gmail.com>
Reviewed-by: Pritesh Raithatha <praithatha@nvidia.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Reviewed-by: Thierry Reding <thierry.reding@gmail.com>
Link: https://lore.kernel.org/r/20200718193457.30046-2-vdumpa@nvidia.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'drivers/iommu')
| -rw-r--r-- | drivers/iommu/arm-smmu.c | 3 | ||||
| -rw-r--r-- | drivers/iommu/arm-smmu.h | 2 |
2 files changed, 2 insertions, 3 deletions
diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index 19f906de6420..cdd15ead9bc4 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -52,9 +52,6 @@ */ #define QCOM_DUMMY_VAL -1 -#define TLB_LOOP_TIMEOUT 1000000 /* 1s! */ -#define TLB_SPIN_COUNT 10 - #define MSI_IOVA_BASE 0x8000000 #define MSI_IOVA_LENGTH 0x100000 diff --git a/drivers/iommu/arm-smmu.h b/drivers/iommu/arm-smmu.h index d172c024be61..c7d0122a7c6c 100644 --- a/drivers/iommu/arm-smmu.h +++ b/drivers/iommu/arm-smmu.h @@ -236,6 +236,8 @@ enum arm_smmu_cbar_type { /* Maximum number of context banks per SMMU */ #define ARM_SMMU_MAX_CBS 128 +#define TLB_LOOP_TIMEOUT 1000000 /* 1s! */ +#define TLB_SPIN_COUNT 10 /* Shared driver definitions */ enum arm_smmu_arch_version { |