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=-8.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_PASS,USER_AGENT_GIT autolearn=unavailable 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 37F91C282C4 for ; Mon, 4 Feb 2019 08:14:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 04A9A217D6 for ; Mon, 4 Feb 2019 08:14:41 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="iqC87PC6" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728348AbfBDIOj (ORCPT ); Mon, 4 Feb 2019 03:14:39 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:51472 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726795AbfBDIOh (ORCPT ); Mon, 4 Feb 2019 03:14:37 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From :Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=pj/gGyzWDbQ1LrtzEjX8pE/7qwnWQICqgRh5Uy8QyL0=; b=iqC87PC6yQA8LQWjSZ1o5HRzD0 iPh3Q4x+rL5/mwYpFdUTCJKqPrQrAsN2C9uOR2RTg0L3lno+RJR1ySaqjIYTtE6E7cCq34pIOzOcF QkJV6oPB4I1g9/ZsX0pGG6H9I+gWYtggNa4mOi9bL7RQHpmRRcGIZjUwGU370PEedzOoI3OggI8WF 3x9/o+eEyipOzzmroQ5ISd3ONiTA/+ctZzlEo8EkUV7sJdYPy85sGZlPUlykz0AQmKI6nVc7zEeUQ GiGJSDX7MtrAhM5lO+gzbPa8qPmzZ3UYcD9OsKsTsX8YBn8Y9J9LtzUHZxtsiE7Kt01J7f/4Gub+Q Fk3Z+adA==; Received: from 089144212163.atnat0021.highway.a1.net ([89.144.212.163] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1gqZOf-0008R5-GZ; Mon, 04 Feb 2019 08:14:29 +0000 From: Christoph Hellwig To: Vineet Gupta , Russell King , Catalin Marinas , Will Deacon , Paul Burton Cc: linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: [PATCH 2/2] dma-mapping: add a kconfig symbol for arch_teardown_dma_ops availability Date: Mon, 4 Feb 2019 09:14:20 +0100 Message-Id: <20190204081420.15083-3-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190204081420.15083-1-hch@lst.de> References: <20190204081420.15083-1-hch@lst.de> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Signed-off-by: Christoph Hellwig --- arch/arm/Kconfig | 1 + arch/arm/include/asm/dma-mapping.h | 5 ----- arch/arm64/Kconfig | 1 + arch/arm64/include/asm/dma-mapping.h | 5 ----- include/linux/dma-mapping.h | 10 +++++++--- kernel/dma/Kconfig | 3 +++ 6 files changed, 12 insertions(+), 13 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index c1cf44f00870..4bb36ae71b14 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -16,6 +16,7 @@ config ARM select ARCH_HAS_SET_MEMORY select ARCH_HAS_STRICT_KERNEL_RWX if MMU && !XIP_KERNEL select ARCH_HAS_STRICT_MODULE_RWX if MMU + select ARCH_HAS_TEARDOWN_DMA_OPS if MMU select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_HAS_GCOV_PROFILE_ALL diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index a224b6e39e58..03ba90ffc0f8 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -96,11 +96,6 @@ static inline unsigned long dma_max_pfn(struct device *dev) } #define dma_max_pfn(dev) dma_max_pfn(dev) -#ifdef CONFIG_MMU -#define arch_teardown_dma_ops arch_teardown_dma_ops -extern void arch_teardown_dma_ops(struct device *dev); -#endif - /* do not use this function in a driver */ static inline bool is_device_dma_coherent(struct device *dev) { diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 63909f318d56..87ec7be25e97 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -29,6 +29,7 @@ config ARM64 select ARCH_HAS_SYNC_DMA_FOR_DEVICE select ARCH_HAS_SYNC_DMA_FOR_CPU select ARCH_HAS_SYSCALL_WRAPPER + select ARCH_HAS_TEARDOWN_DMA_OPS if IOMMU_SUPPORT select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAVE_NMI_SAFE_CMPXCHG select ARCH_INLINE_READ_LOCK if !PREEMPT diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h index de96507ee2c1..de98191e4c7d 100644 --- a/arch/arm64/include/asm/dma-mapping.h +++ b/arch/arm64/include/asm/dma-mapping.h @@ -29,11 +29,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return NULL; } -#ifdef CONFIG_IOMMU_DMA -void arch_teardown_dma_ops(struct device *dev); -#define arch_teardown_dma_ops arch_teardown_dma_ops -#endif - /* * Do not use this function in a driver, it is only provided for * arch/arm/mm/xen.c, which is used by arm64 as well. diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 2b20d60e6158..4210c5c1dd21 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -681,9 +681,13 @@ static inline void arch_setup_dma_ops(struct device *dev, u64 dma_base, } #endif /* CONFIG_ARCH_HAS_SETUP_DMA_OPS */ -#ifndef arch_teardown_dma_ops -static inline void arch_teardown_dma_ops(struct device *dev) { } -#endif +#ifdef CONFIG_ARCH_HAS_TEARDOWN_DMA_OPS +void arch_teardown_dma_ops(struct device *dev); +#else +static inline void arch_teardown_dma_ops(struct device *dev) +{ +} +#endif /* CONFIG_ARCH_HAS_TEARDOWN_DMA_OPS */ static inline unsigned int dma_get_max_seg_size(struct device *dev) { diff --git a/kernel/dma/Kconfig b/kernel/dma/Kconfig index c44599d128e8..77a352259796 100644 --- a/kernel/dma/Kconfig +++ b/kernel/dma/Kconfig @@ -22,6 +22,9 @@ config HAVE_GENERIC_DMA_COHERENT config ARCH_HAS_SETUP_DMA_OPS bool +config ARCH_HAS_TEARDOWN_DMA_OPS + bool + config ARCH_HAS_SYNC_DMA_FOR_DEVICE bool -- 2.20.1 From mboxrd@z Thu Jan 1 00:00:00 1970 From: hch@lst.de (Christoph Hellwig) Date: Mon, 4 Feb 2019 09:14:20 +0100 Subject: [PATCH 2/2] dma-mapping: add a kconfig symbol for arch_teardown_dma_ops availability In-Reply-To: <20190204081420.15083-1-hch@lst.de> References: <20190204081420.15083-1-hch@lst.de> List-ID: Message-ID: <20190204081420.15083-3-hch@lst.de> To: linux-snps-arc@lists.infradead.org Signed-off-by: Christoph Hellwig --- arch/arm/Kconfig | 1 + arch/arm/include/asm/dma-mapping.h | 5 ----- arch/arm64/Kconfig | 1 + arch/arm64/include/asm/dma-mapping.h | 5 ----- include/linux/dma-mapping.h | 10 +++++++--- kernel/dma/Kconfig | 3 +++ 6 files changed, 12 insertions(+), 13 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index c1cf44f00870..4bb36ae71b14 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -16,6 +16,7 @@ config ARM select ARCH_HAS_SET_MEMORY select ARCH_HAS_STRICT_KERNEL_RWX if MMU && !XIP_KERNEL select ARCH_HAS_STRICT_MODULE_RWX if MMU + select ARCH_HAS_TEARDOWN_DMA_OPS if MMU select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_HAS_GCOV_PROFILE_ALL diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index a224b6e39e58..03ba90ffc0f8 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -96,11 +96,6 @@ static inline unsigned long dma_max_pfn(struct device *dev) } #define dma_max_pfn(dev) dma_max_pfn(dev) -#ifdef CONFIG_MMU -#define arch_teardown_dma_ops arch_teardown_dma_ops -extern void arch_teardown_dma_ops(struct device *dev); -#endif - /* do not use this function in a driver */ static inline bool is_device_dma_coherent(struct device *dev) { diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 63909f318d56..87ec7be25e97 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -29,6 +29,7 @@ config ARM64 select ARCH_HAS_SYNC_DMA_FOR_DEVICE select ARCH_HAS_SYNC_DMA_FOR_CPU select ARCH_HAS_SYSCALL_WRAPPER + select ARCH_HAS_TEARDOWN_DMA_OPS if IOMMU_SUPPORT select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAVE_NMI_SAFE_CMPXCHG select ARCH_INLINE_READ_LOCK if !PREEMPT diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h index de96507ee2c1..de98191e4c7d 100644 --- a/arch/arm64/include/asm/dma-mapping.h +++ b/arch/arm64/include/asm/dma-mapping.h @@ -29,11 +29,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return NULL; } -#ifdef CONFIG_IOMMU_DMA -void arch_teardown_dma_ops(struct device *dev); -#define arch_teardown_dma_ops arch_teardown_dma_ops -#endif - /* * Do not use this function in a driver, it is only provided for * arch/arm/mm/xen.c, which is used by arm64 as well. diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 2b20d60e6158..4210c5c1dd21 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -681,9 +681,13 @@ static inline void arch_setup_dma_ops(struct device *dev, u64 dma_base, } #endif /* CONFIG_ARCH_HAS_SETUP_DMA_OPS */ -#ifndef arch_teardown_dma_ops -static inline void arch_teardown_dma_ops(struct device *dev) { } -#endif +#ifdef CONFIG_ARCH_HAS_TEARDOWN_DMA_OPS +void arch_teardown_dma_ops(struct device *dev); +#else +static inline void arch_teardown_dma_ops(struct device *dev) +{ +} +#endif /* CONFIG_ARCH_HAS_TEARDOWN_DMA_OPS */ static inline unsigned int dma_get_max_seg_size(struct device *dev) { diff --git a/kernel/dma/Kconfig b/kernel/dma/Kconfig index c44599d128e8..77a352259796 100644 --- a/kernel/dma/Kconfig +++ b/kernel/dma/Kconfig @@ -22,6 +22,9 @@ config HAVE_GENERIC_DMA_COHERENT config ARCH_HAS_SETUP_DMA_OPS bool +config ARCH_HAS_TEARDOWN_DMA_OPS + bool + config ARCH_HAS_SYNC_DMA_FOR_DEVICE bool -- 2.20.1 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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 1AA1BC282C4 for ; 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bh=SwvakE99n7WttXPUPlolJqf3LjvxleYepIxHhT/l/uE=; b=G521jsnT2dgvmV Cd+BFIrhUz1HNV5ofIhV/njphgoRkwbqZ6+/janoSQdJx0sACR5u3uUAe4zHkHwfticvTHZ5Lz7oZ Mt23hPknBZllcVbiVEb/bhXRuXkAMzht2E/PZfxp/Iw5YGM67RC2euk9/f1X7Vw8HgqmieqcrGvPD VvmRcdtdssIUIj5eycayJimQF+lFooe64OX8f+YurUCsAjD92IshNoeFknjVW5Ud3ObrSze0jlZO0 VqZMZg49nM81jA13ZFG+Qxay7ps77tL9gQc2aBa90iXjsGc3vikBt3ncbdnu8qxJo13dZUPDl2FjR zPo0x/jcpvfQ0weNSjxw==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1gqZPN-0001Ca-Lr; Mon, 04 Feb 2019 08:15:13 +0000 Received: from 089144212163.atnat0021.highway.a1.net ([89.144.212.163] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1gqZOf-0008R5-GZ; Mon, 04 Feb 2019 08:14:29 +0000 From: Christoph Hellwig To: Vineet Gupta , Russell King , Catalin Marinas , Will Deacon , Paul Burton Subject: [PATCH 2/2] dma-mapping: add a kconfig symbol for arch_teardown_dma_ops availability Date: Mon, 4 Feb 2019 09:14:20 +0100 Message-Id: <20190204081420.15083-3-hch@lst.de> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190204081420.15083-1-hch@lst.de> References: <20190204081420.15083-1-hch@lst.de> MIME-Version: 1.0 X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: iommu@lists.linux-foundation.org, linux-snps-arc@lists.infradead.org, linux-mips@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Signed-off-by: Christoph Hellwig --- arch/arm/Kconfig | 1 + arch/arm/include/asm/dma-mapping.h | 5 ----- arch/arm64/Kconfig | 1 + arch/arm64/include/asm/dma-mapping.h | 5 ----- include/linux/dma-mapping.h | 10 +++++++--- kernel/dma/Kconfig | 3 +++ 6 files changed, 12 insertions(+), 13 deletions(-) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index c1cf44f00870..4bb36ae71b14 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -16,6 +16,7 @@ config ARM select ARCH_HAS_SET_MEMORY select ARCH_HAS_STRICT_KERNEL_RWX if MMU && !XIP_KERNEL select ARCH_HAS_STRICT_MODULE_RWX if MMU + select ARCH_HAS_TEARDOWN_DMA_OPS if MMU select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAVE_CUSTOM_GPIO_H select ARCH_HAS_GCOV_PROFILE_ALL diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index a224b6e39e58..03ba90ffc0f8 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -96,11 +96,6 @@ static inline unsigned long dma_max_pfn(struct device *dev) } #define dma_max_pfn(dev) dma_max_pfn(dev) -#ifdef CONFIG_MMU -#define arch_teardown_dma_ops arch_teardown_dma_ops -extern void arch_teardown_dma_ops(struct device *dev); -#endif - /* do not use this function in a driver */ static inline bool is_device_dma_coherent(struct device *dev) { diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 63909f318d56..87ec7be25e97 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -29,6 +29,7 @@ config ARM64 select ARCH_HAS_SYNC_DMA_FOR_DEVICE select ARCH_HAS_SYNC_DMA_FOR_CPU select ARCH_HAS_SYSCALL_WRAPPER + select ARCH_HAS_TEARDOWN_DMA_OPS if IOMMU_SUPPORT select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST select ARCH_HAVE_NMI_SAFE_CMPXCHG select ARCH_INLINE_READ_LOCK if !PREEMPT diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h index de96507ee2c1..de98191e4c7d 100644 --- a/arch/arm64/include/asm/dma-mapping.h +++ b/arch/arm64/include/asm/dma-mapping.h @@ -29,11 +29,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return NULL; } -#ifdef CONFIG_IOMMU_DMA -void arch_teardown_dma_ops(struct device *dev); -#define arch_teardown_dma_ops arch_teardown_dma_ops -#endif - /* * Do not use this function in a driver, it is only provided for * arch/arm/mm/xen.c, which is used by arm64 as well. diff --git a/include/linux/dma-mapping.h b/include/linux/dma-mapping.h index 2b20d60e6158..4210c5c1dd21 100644 --- a/include/linux/dma-mapping.h +++ b/include/linux/dma-mapping.h @@ -681,9 +681,13 @@ static inline void arch_setup_dma_ops(struct device *dev, u64 dma_base, } #endif /* CONFIG_ARCH_HAS_SETUP_DMA_OPS */ -#ifndef arch_teardown_dma_ops -static inline void arch_teardown_dma_ops(struct device *dev) { } -#endif +#ifdef CONFIG_ARCH_HAS_TEARDOWN_DMA_OPS +void arch_teardown_dma_ops(struct device *dev); +#else +static inline void arch_teardown_dma_ops(struct device *dev) +{ +} +#endif /* CONFIG_ARCH_HAS_TEARDOWN_DMA_OPS */ static inline unsigned int dma_get_max_seg_size(struct device *dev) { diff --git a/kernel/dma/Kconfig b/kernel/dma/Kconfig index c44599d128e8..77a352259796 100644 --- a/kernel/dma/Kconfig +++ b/kernel/dma/Kconfig @@ -22,6 +22,9 @@ config HAVE_GENERIC_DMA_COHERENT config ARCH_HAS_SETUP_DMA_OPS bool +config ARCH_HAS_TEARDOWN_DMA_OPS + bool + config ARCH_HAS_SYNC_DMA_FOR_DEVICE bool -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel