Commit cd8479cf authored Jul 18, 2020 by Krishna Reddy Committed by Will Deacon Jul 20, 2020

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>

parent 49fbb250

drivers/iommu/arm-smmu.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -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

drivers/iommu/arm-smmu.h

+2 −0

Original line number	Diff line number	Diff line
		@@ -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 {

Admin message