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iommu: SUN50I_IOMMU should depend on HAS_DMA

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If NO_DMA=y (e.g. Sun-3 all{mod,yes}-config):

    drivers/iommu/dma-iommu.o: In function `iommu_dma_mmap':
    dma-iommu.c:(.text+0x92e): undefined reference to `dma_pgprot'

IOMMU_DMA must not be selected, unless HAS_DMA=y.

Hence fix this by making SUN50I_IOMMU depend on HAS_DMA.

Fixes: 4100b8c229 ("iommu: Add Allwinner H6 IOMMU driver")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Maxime Ripard <mripard@kernel.org>
Link: https://lore.kernel.org/r/20200629121146.24011-1-geert@linux-m68k.org
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Geert Uytterhoeven 2020-06-29 14:11:46 +02:00 committed by Joerg Roedel
parent ce0fd3892b
commit c7451e495b
1 changed files with 1 additions and 0 deletions
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drivers/iommu/Kconfig
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@ -305,6 +305,7 @@ config ROCKCHIP_IOMMU
config SUN50I_IOMMU
bool "Allwinner H6 IOMMU Support"
depends on HAS_DMA
depends on ARCH_SUNXI || COMPILE_TEST
select ARM_DMA_USE_IOMMU
select IOMMU_API