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If NO_DMA=y:
warning: (IPMMU_VMSA && ARM_SMMU && ARM_SMMU_V3 && QCOM_IOMMU) selects IOMMU_IO_PGTABLE_LPAE which has unmet direct dependencies (IOMMU_SUPPORT && HAS_DMA && (ARM || ARM64 || COMPILE_TEST && !GENERIC_ATOMIC64))
and
drivers/iommu/io-pgtable-arm.o: In function `__arm_lpae_sync_pte':
io-pgtable-arm.c:(.text+0x206): undefined reference to `bad_dma_ops'
drivers/iommu/io-pgtable-arm.o: In function `__arm_lpae_free_pages':
io-pgtable-arm.c:(.text+0x6a6): undefined reference to `bad_dma_ops'
drivers/iommu/io-pgtable-arm.o: In function `__arm_lpae_alloc_pages':
io-pgtable-arm.c:(.text+0x812): undefined reference to `bad_dma_ops'
io-pgtable-arm.c:(.text+0x81c): undefined reference to `bad_dma_ops'
io-pgtable-arm.c:(.text+0x862): undefined reference to `bad_dma_ops'
drivers/iommu/io-pgtable-arm.o: In function `arm_lpae_run_tests':
io-pgtable-arm.c:(.init.text+0x86): undefined reference to `alloc_io_pgtable_ops'
io-pgtable-arm.c:(.init.text+0x47c): undefined reference to `free_io_pgtable_ops'
drivers/iommu/qcom_iommu.o: In function `qcom_iommu_init_domain':
qcom_iommu.c:(.text+0x1ce): undefined reference to `alloc_io_pgtable_ops'
drivers/iommu/qcom_iommu.o: In function `qcom_iommu_domain_free':
qcom_iommu.c:(.text+0x754): undefined reference to `free_io_pgtable_ops'
QCOM_IOMMU selects IOMMU_IO_PGTABLE_LPAE, which bypasses its dependency
on HAS_DMA. Make QCOM_IOMMU depend on HAS_DMA to fix this.
Fixes: 0ae349a0f33fb040 ("iommu/qcom: Add qcom_iommu")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
986a5f7017