From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751909AbdIJUnl (ORCPT ); Sun, 10 Sep 2017 16:43:41 -0400 Received: from mail-pf0-f196.google.com ([209.85.192.196]:37243 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751602AbdIJUnj (ORCPT ); Sun, 10 Sep 2017 16:43:39 -0400 X-Google-Smtp-Source: ADKCNb6vmoTBqqyMmaeGfjBB+wsPhproP62by4doaC5h7hDSHwM9MRWfmiAhFrAHbBbpMdlxC56zdw== From: Guenter Roeck To: Joerg Roedel Cc: iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Guenter Roeck Subject: [PATCH] iommu: Add missing dependencies Date: Sun, 10 Sep 2017 13:43:37 -0700 Message-Id: <1505076217-18276-1-git-send-email-linux@roeck-us.net> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org parisc:allmodconfig, xtensa:allmodconfig, and possibly others generate the following Kconfig warning. 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)) IOMMU_IO_PGTABLE_LPAE depends on (COMPILE_TEST && !GENERIC_ATOMIC64), so any configuration option selecting it needs to have the same dependencies. Signed-off-by: Guenter Roeck --- drivers/iommu/Kconfig | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 49bd2ab8c507..8530ef78925d 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -278,7 +278,7 @@ config EXYNOS_IOMMU_DEBUG config IPMMU_VMSA bool "Renesas VMSA-compatible IPMMU" depends on ARM || IOMMU_DMA - depends on ARCH_RENESAS || COMPILE_TEST + depends on ARCH_RENESAS || (COMPILE_TEST && !GENERIC_ATOMIC64) select IOMMU_API select IOMMU_IO_PGTABLE_LPAE select ARM_DMA_USE_IOMMU @@ -373,7 +373,7 @@ config MTK_IOMMU_V1 config QCOM_IOMMU # Note: iommu drivers cannot (yet?) be built as modules bool "Qualcomm IOMMU Support" - depends on ARCH_QCOM || COMPILE_TEST + depends on ARCH_QCOM || (COMPILE_TEST && !GENERIC_ATOMIC64) select IOMMU_API select IOMMU_IO_PGTABLE_LPAE select ARM_DMA_USE_IOMMU -- 2.7.4