From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6CB1BC433DF for ; Mon, 29 Jun 2020 20:59:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 495A720720 for ; Mon, 29 Jun 2020 20:59:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731241AbgF2U7v (ORCPT ); Mon, 29 Jun 2020 16:59:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43350 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731239AbgF2TNB (ORCPT ); Mon, 29 Jun 2020 15:13:01 -0400 Received: from albert.telenet-ops.be (albert.telenet-ops.be [IPv6:2a02:1800:110:4::f00:1a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2DB69C00E3F2 for ; Mon, 29 Jun 2020 05:11:50 -0700 (PDT) Received: from ramsan ([IPv6:2a02:1810:ac12:ed20:ddd:9277:6399:6268]) by albert.telenet-ops.be with bizsmtp id x0Bn220091qNRsK060BnaB; Mon, 29 Jun 2020 14:11:48 +0200 Received: from rox.of.borg ([192.168.97.57]) by ramsan with esmtp (Exim 4.90_1) (envelope-from ) id 1jpsdX-0001l7-Hw; Mon, 29 Jun 2020 14:11:47 +0200 Received: from geert by rox.of.borg with local (Exim 4.90_1) (envelope-from ) id 1jpsdX-0006G0-Ex; Mon, 29 Jun 2020 14:11:47 +0200 From: Geert Uytterhoeven To: Joerg Roedel , Maxime Ripard Cc: iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH] iommu: SUN50I_IOMMU should depend on HAS_DMA Date: Mon, 29 Jun 2020 14:11:46 +0200 Message-Id: <20200629121146.24011-1-geert@linux-m68k.org> X-Mailer: git-send-email 2.17.1 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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: 4100b8c229b32835 ("iommu: Add Allwinner H6 IOMMU driver") Signed-off-by: Geert Uytterhoeven --- drivers/iommu/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/iommu/Kconfig b/drivers/iommu/Kconfig index 6dc49ed8377a5c12..b0f308cb7f7c2fc2 100644 --- a/drivers/iommu/Kconfig +++ b/drivers/iommu/Kconfig @@ -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 -- 2.17.1