From patchwork Thu Mar 9 19:00:54 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sricharan Ramabadhran X-Patchwork-Id: 9614065 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 9E0FB60417 for ; Thu, 9 Mar 2017 19:04:12 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9CEE3223A6 for ; Thu, 9 Mar 2017 19:04:12 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 91B702845D; Thu, 9 Mar 2017 19:04:12 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID autolearn=unavailable version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 2C79B223A6 for ; Thu, 9 Mar 2017 19:04:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=pTJv/JxT5r8/ndAlV1Z1xBBHsxZURzh/qef07jQbkVE=; b=cs4cRCPeaOS/mo7HRP2oGCs3sp kNKr63jH5myG2NWptZ/xbVpnf1fYaoE0sgzmtS7sLLT4WAbYyxYUBjZjsqhgGLB8pJ72VD3Orv2Yk 5nFTsLZ7GKXoPz2XqYqdtv05flQhnq7pbW9yuvAo4DE80xcvAA2nm2J68qUY6U63GhSgvJQqtGRVD WJKcQTAJFl3HAEPBqRhwgDW+2R1nBeYhumdqAGxQ3fXIR6P7QrPaGGaWgX32eLerdkDOug1qZdnkp 4UjhU720lZWZCNJftaYc7I38c1dAFtCLYiiyCabhlsfP9/KmJf7hR4bSTTCbY6Z8UJ1v4auUzrxmC 24+mcYzQ==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1cm3M6-0000Z6-PY; Thu, 09 Mar 2017 19:04:06 +0000 Received: from smtp.codeaurora.org ([198.145.29.96]) by bombadil.infradead.org with esmtps (Exim 4.87 #1 (Red Hat Linux)) id 1cm3Jy-0007fo-MO for linux-arm-kernel@lists.infradead.org; Thu, 09 Mar 2017 19:01:56 +0000 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 66F0460A35; Thu, 9 Mar 2017 19:01:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1489086096; bh=H4rgQob6H5+x5NuE5iiUfi3DN3EEQc567Tn09MkgGp8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=hq2fnuU49TgVmoOAtKvPtZhF+2JrMCrjGUgG7H691S3oAj0VucQBW6zsF8/wbsnIH dqed+XAIPLMDCLGb135fWHHDQc1u5qdBOAVvBxcwsnvY25cxwJr8oaIr7J7kpyJH/F 9omet/+JuFZuThjQAK76S4MfoiOH2gUgV9STHuv8= Received: from blr-ubuntu-32.ap.qualcomm.com (unknown [202.46.23.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: sricharan@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id BA741609D1; Thu, 9 Mar 2017 19:01:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1489086095; bh=H4rgQob6H5+x5NuE5iiUfi3DN3EEQc567Tn09MkgGp8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=M1CDpxLDJfdK51B00iSAs5F7t+NKoIVMjKpuegSp/yluuG9lwHGY3JE3oNAXylysn iJO8dVCcUYF6N+GfkfLy+ZsrOi7BDEs0qeB4zY1lDuS8ok7BN/98350jHVsjPzhhjK nTRAnaCNQco2sDFbEwb6qjxqHBS3I9b2ib/DQecc= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org BA741609D1 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=sricharan@codeaurora.org From: Sricharan R To: robin.murphy@arm.com, will.deacon@arm.com, joro@8bytes.org, lorenzo.pieralisi@arm.com, iommu@lists.linux-foundation.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, m.szyprowski@samsung.com, bhelgaas@google.com, linux-pci@vger.kernel.org, linux-acpi@vger.kernel.org, tn@semihalf.com, hanjun.guo@linaro.org, okaya@codeaurora.org Subject: [PATCH V9 04/11] of: dma: Make of_dma_deconfigure() public Date: Fri, 10 Mar 2017 00:30:54 +0530 Message-Id: <1489086061-9356-5-git-send-email-sricharan@codeaurora.org> X-Mailer: git-send-email 1.8.2.1 In-Reply-To: <1489086061-9356-1-git-send-email-sricharan@codeaurora.org> References: <1489086061-9356-1-git-send-email-sricharan@codeaurora.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20170309_110154_787624_A71DC41C X-CRM114-Status: GOOD ( 11.76 ) 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: sricharan@codeaurora.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP From: Laurent Pinchart As part of moving DMA initializing to probe time the of_dma_deconfigure() function will need to be called from different source files. Make it public and move it to drivers/of/device.c where the of_dma_configure() function is. Tested-by: Marek Szyprowski Signed-off-by: Laurent Pinchart --- drivers/of/device.c | 12 ++++++++++++ drivers/of/platform.c | 5 ----- include/linux/of_device.h | 3 +++ 3 files changed, 15 insertions(+), 5 deletions(-) diff --git a/drivers/of/device.c b/drivers/of/device.c index 09dedd0..c17c19d 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c @@ -136,6 +136,18 @@ void of_dma_configure(struct device *dev, struct device_node *np) } EXPORT_SYMBOL_GPL(of_dma_configure); +/** + * of_dma_deconfigure - Clean up DMA configuration + * @dev: Device for which to clean up DMA configuration + * + * Clean up all configuration performed by of_dma_configure_ops() and free all + * resources that have been allocated. + */ +void of_dma_deconfigure(struct device *dev) +{ + arch_teardown_dma_ops(dev); +} + int of_device_register(struct platform_device *pdev) { device_initialize(&pdev->dev); diff --git a/drivers/of/platform.c b/drivers/of/platform.c index 5dfcc96..5344db5 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c @@ -158,11 +158,6 @@ struct platform_device *of_device_alloc(struct device_node *np, } EXPORT_SYMBOL(of_device_alloc); -static void of_dma_deconfigure(struct device *dev) -{ - arch_teardown_dma_ops(dev); -} - /** * of_platform_device_create_pdata - Alloc, initialize and register an of_device * @np: pointer to node to create device for diff --git a/include/linux/of_device.h b/include/linux/of_device.h index c12dace..af98455 100644 --- a/include/linux/of_device.h +++ b/include/linux/of_device.h @@ -56,6 +56,7 @@ static inline struct device_node *of_cpu_device_node_get(int cpu) } void of_dma_configure(struct device *dev, struct device_node *np); +void of_dma_deconfigure(struct device *dev); #else /* CONFIG_OF */ static inline int of_driver_match_device(struct device *dev, @@ -105,6 +106,8 @@ static inline struct device_node *of_cpu_device_node_get(int cpu) } static inline void of_dma_configure(struct device *dev, struct device_node *np) {} +static inline void of_dma_deconfigure(struct device *dev) +{} #endif /* CONFIG_OF */ #endif /* _LINUX_OF_DEVICE_H */