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[v2,3/8] iommu/arm-smmu: Add definition for ARM_SMMU_CB_FSRRESTORE

Message ID 20221111145919.221159-4-angelogioacchino.delregno@collabora.com
State New
Headers show
Series Add support for Qualcomm's legacy IOMMU v2 | expand

Commit Message

AngeloGioacchino Del Regno Nov. 11, 2022, 2:59 p.m. UTC
In preparation for adding a proper context bank reset sequence in
qcom_iommu, add a definition for the implementation defined Fault
Status Restore register (FSRRESTORE).

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
 drivers/iommu/arm/arm-smmu/arm-smmu.h | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/drivers/iommu/arm/arm-smmu/arm-smmu.h b/drivers/iommu/arm/arm-smmu/arm-smmu.h
index 703fd5817ec1..5015138799c5 100644
--- a/drivers/iommu/arm/arm-smmu/arm-smmu.h
+++ b/drivers/iommu/arm/arm-smmu/arm-smmu.h
@@ -219,6 +219,7 @@  enum arm_smmu_cbar_type {
 					 ARM_SMMU_FSR_TF |		\
 					 ARM_SMMU_FSR_IGN)
 
+#define ARM_SMMU_CB_FSRRESTORE		0x5c
 #define ARM_SMMU_CB_FAR			0x60
 
 #define ARM_SMMU_CB_FSYNR0		0x68