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Commit 7545254c authored by Atul Raut's avatar Atul Raut Committed by Gerrit - the friendly Code Review server
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dma-mapping: fix build when !CONFIG_ARM_SMMU 



Allow compilation when CONFIG_ARM_SMMU is not selected by making
CONFIG_IOMMU_IO_PGTABLE_FAST depends on CONFIG_ARM64_DMA_USE_IOMMU.
Removed inclusion of dma-mapping-fast.h by dma-iommu.h.

CRs-Fixed: 2000526
Change-Id: Iadfc236f848f46e6742a98581dbfdb13c7a2695e
Signed-off-by: default avatarAtul Raut <araut@codeaurora.org>
parent 981dbde5

arch/arm64/include/asm/dma-iommu.h

+2 −2
Original line number Diff line number Diff line
@@ -9,7 +9,6 @@ 
#include <linux/dma-debug.h>

#include <linux/kmemcheck.h>

#include <linux/kref.h>

#include <linux/dma-mapping-fast.h>



struct dma_iommu_mapping {

	/* iommu specific data */
@@ -21,8 +20,9 @@ struct dma_iommu_mapping { 


	spinlock_t		lock;

	struct kref		kref;



#ifdef CONFIG_IOMMU_IO_PGTABLE_FAST

	struct dma_fast_smmu_mapping *fast;

#endif

};



#ifdef CONFIG_ARM64_DMA_USE_IOMMU

drivers/iommu/Kconfig

+1 −1
Original line number Diff line number Diff line
@@ -39,7 +39,7 @@ config IOMMU_IO_PGTABLE_LPAE_SELFTEST 


config IOMMU_IO_PGTABLE_FAST

	bool "Fast ARMv7/v8 Long Descriptor Format"

	select IOMMU_IO_PGTABLE

	depends on ARM64_DMA_USE_IOMMU

	help

          Enable support for a subset of the ARM long descriptor pagetable

	  format.  This allocator achieves fast performance by