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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>
This commit is contained in:
Krishna Reddy 2020-07-18 12:34:53 -07:00 committed by Will Deacon
parent 49fbb25030
commit cd8479cf0d
2 changed files with 2 additions and 3 deletions
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3
drivers/iommu/arm-smmu.c
View File

@ -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

2
drivers/iommu/arm-smmu.h
View File

@ -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 {