Commit 37294737 authored Feb 21, 2020 by Isaac J. Manjarres

iommu/arm-smmu: Prepare to migrate QSMMUV500 implementation details



All of the implementation details related to the QSMMUV500 model
of the SMMU-V2 architecture currently reside in arm-smmu.c.
This clashes with the current ARM SMMU SW architecture, as
arm-smmu.c is meant to house architecture specific details,
and arm-smmu-[$VENDOR].c is meant to house vendor specific
implementation details about those architectures.

To prepare to move to comply with this architecture, migrate
the QSMMUV500 related logic to arm-smmu-qcom.c, as well as
export any shared data structures. This patch should not
introduce any functional changes.

Change-Id: I711e41e38cd35b6727faf5a399eefcf5db453612
Signed-off-by: Isaac J. Manjarres <isaacm@codeaurora.org>

parent 816c0efa

drivers/iommu/arm-smmu-impl.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -105,7 +105,6 @@ static struct arm_smmu_device cavium_smmu_impl_init(struct arm_smmu_device smm

		#define ARM_MMU500_ACTLR_CPRE (1 << 1)

		#define ARM_MMU500_ACR_CACHE_LOCK (1 << 26)
		#define ARM_MMU500_ACR_S2CRB_TLBEN (1 << 10)
		#define ARM_MMU500_ACR_SMTNMB_TLBEN (1 << 8)

drivers/iommu/arm-smmu-qcom.c

+830 −1

File changed.

Preview size limit exceeded, changes collapsed.

drivers/iommu/arm-smmu.c

+42 −933

File changed.

Preview size limit exceeded, changes collapsed.

drivers/iommu/arm-smmu.h

+75 −0

File changed.

Preview size limit exceeded, changes collapsed.