Messages in this thread Patch in this message | | | From | Yong Wu <> | Subject | [PATCH 13/21] iommu/mediatek: Make MTK_IOMMU depend on ARM64 | Date | Sat, 11 Jul 2020 14:48:38 +0800 |
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Originally MTK_IOMMU could depend on ARM || ARM64. Both build ok. actually the source code don't support ARM. this patch changes it only depend on ARM64.
This is a preparing patch for support multi-domain. otherwise it will build warning in ARM case.
This is the build warning log:
drivers/iommu/mtk_iommu.c:163:27: note: in expansion of macro 'SZ_4G' {.iova_base = 0, .size = SZ_4G}, include/uapi/linux/const.h:20:19: warning: large integer implicitly truncated to unsigned type [-Woverflow] #define __AC(X,Y) (X##Y) ^ include/uapi/linux/const.h:21:18: note: in expansion of macro '__AC' #define _AC(X,Y) __AC(X,Y) ^ include/linux/sizes.h:46:18: note: in expansion of macro '_AC' #define SZ_4G _AC(0x100000000, ULL)
Signed-off-by: Yong Wu <yong.wu@mediatek.com> --- drivers/iommu/Kconfig | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index b510f67dfa49..6bebfd3e0021 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -467,6 +467,7 @@ config S390_AP_IOMMU config MTK_IOMMU bool "MTK IOMMU Support" depends on HAS_DMA + depends on ARM64 depends on ARCH_MEDIATEK || COMPILE_TEST select ARM_DMA_USE_IOMMU select IOMMU_API -- 2.18.0 | |