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=-9.8 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,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 A9520CA9EC9 for ; Wed, 30 Oct 2019 14:52:02 +0000 (UTC) Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7396B2087E for ; Wed, 30 Oct 2019 14:52:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="WPrsBLdA" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7396B2087E Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=iommu-bounces@lists.linux-foundation.org Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 372A6C9A; Wed, 30 Oct 2019 14:51:22 +0000 (UTC) Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 0998EC90 for ; Wed, 30 Oct 2019 14:51:21 +0000 (UTC) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp1.linuxfoundation.org (Postfix) with ESMTPS id A053A8A for ; Wed, 30 Oct 2019 14:51:20 +0000 (UTC) Received: from localhost.localdomain (236.31.169.217.in-addr.arpa [217.169.31.236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 2CD51208E3; Wed, 30 Oct 2019 14:51:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1572447080; bh=JGGnstkDH41N5UsOM8CcbyP/LjMW3A1v+bSruf55Xec=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WPrsBLdAqQcrF8QiUqWybb5qH3vWTVnaW6pzgfsTxfdPqvT2cmCMj5EUA8qxNs1Tt dQBD74rttmEklO7C+QFkznuvr8O6gVoHr3jI89O0609cjfQ605KV+VqKbbgchjxUSn iuX5EVTG1vDCzSNNYqhvGijymfxryWuza9C9AW3Q= From: Will Deacon To: iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/7] drivers/iommu: Export core IOMMU API symbols to permit modular drivers Date: Wed, 30 Oct 2019 14:51:06 +0000 Message-Id: <20191030145112.19738-2-will@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20191030145112.19738-1-will@kernel.org> References: <20191030145112.19738-1-will@kernel.org> MIME-Version: 1.0 Cc: Bjorn Helgaas , Robin Murphy , Will Deacon X-BeenThere: iommu@lists.linux-foundation.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Development issues for Linux IOMMU support List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: iommu-bounces@lists.linux-foundation.org Errors-To: iommu-bounces@lists.linux-foundation.org Building IOMMU drivers as modules requires that the core IOMMU API symbols are exported as GPL symbols. Signed-off-by: Will Deacon --- drivers/iommu/iommu-sysfs.c | 5 +++++ drivers/iommu/iommu.c | 8 ++++++++ 2 files changed, 13 insertions(+) diff --git a/drivers/iommu/iommu-sysfs.c b/drivers/iommu/iommu-sysfs.c index e436ff813e7e..99869217fbec 100644 --- a/drivers/iommu/iommu-sysfs.c +++ b/drivers/iommu/iommu-sysfs.c @@ -87,6 +87,7 @@ int iommu_device_sysfs_add(struct iommu_device *iommu, put_device(iommu->dev); return ret; } +EXPORT_SYMBOL_GPL(iommu_device_sysfs_add); void iommu_device_sysfs_remove(struct iommu_device *iommu) { @@ -94,6 +95,8 @@ void iommu_device_sysfs_remove(struct iommu_device *iommu) device_unregister(iommu->dev); iommu->dev = NULL; } +EXPORT_SYMBOL_GPL(iommu_device_sysfs_remove); + /* * IOMMU drivers can indicate a device is managed by a given IOMMU using * this interface. A link to the device will be created in the "devices" @@ -119,6 +122,7 @@ int iommu_device_link(struct iommu_device *iommu, struct device *link) return ret; } +EXPORT_SYMBOL_GPL(iommu_device_link); void iommu_device_unlink(struct iommu_device *iommu, struct device *link) { @@ -128,3 +132,4 @@ void iommu_device_unlink(struct iommu_device *iommu, struct device *link) sysfs_remove_link(&link->kobj, "iommu"); sysfs_remove_link_from_group(&iommu->dev->kobj, "devices", dev_name(link)); } +EXPORT_SYMBOL_GPL(iommu_device_unlink); diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index d658c7c6a2ab..c1aadb570145 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -141,6 +141,7 @@ int iommu_device_register(struct iommu_device *iommu) spin_unlock(&iommu_device_lock); return 0; } +EXPORT_SYMBOL_GPL(iommu_device_register); void iommu_device_unregister(struct iommu_device *iommu) { @@ -148,6 +149,7 @@ void iommu_device_unregister(struct iommu_device *iommu) list_del(&iommu->list); spin_unlock(&iommu_device_lock); } +EXPORT_SYMBOL_GPL(iommu_device_unregister); static struct iommu_param *iommu_get_dev_param(struct device *dev) { @@ -886,6 +888,7 @@ struct iommu_group *iommu_group_ref_get(struct iommu_group *group) kobject_get(group->devices_kobj); return group; } +EXPORT_SYMBOL_GPL(iommu_group_ref_get); /** * iommu_group_put - Decrement group reference @@ -1259,6 +1262,7 @@ struct iommu_group *generic_device_group(struct device *dev) { return iommu_group_alloc(); } +EXPORT_SYMBOL_GPL(generic_device_group); /* * Use standard PCI bus topology, isolation features, and DMA alias quirks @@ -1326,6 +1330,7 @@ struct iommu_group *pci_device_group(struct device *dev) /* No shared group found, allocate new */ return iommu_group_alloc(); } +EXPORT_SYMBOL_GPL(pci_device_group); /* Get the IOMMU group for device on fsl-mc bus */ struct iommu_group *fsl_mc_device_group(struct device *dev) @@ -1338,6 +1343,7 @@ struct iommu_group *fsl_mc_device_group(struct device *dev) group = iommu_group_alloc(); return group; } +EXPORT_SYMBOL_GPL(fsl_mc_device_group); /** * iommu_group_get_for_dev - Find or create the IOMMU group for a device @@ -1406,6 +1412,7 @@ struct iommu_group *iommu_group_get_for_dev(struct device *dev) return group; } +EXPORT_SYMBOL(iommu_group_get_for_dev); struct iommu_domain *iommu_group_default_domain(struct iommu_group *group) { @@ -2185,6 +2192,7 @@ struct iommu_resv_region *iommu_alloc_resv_region(phys_addr_t start, region->type = type; return region; } +EXPORT_SYMBOL_GPL(iommu_alloc_resv_region); static int request_default_domain_for_dev(struct device *dev, unsigned long type) -- 2.24.0.rc0.303.g954a862665-goog _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu