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=-9.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,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 A31ABC4360F for ; Sun, 31 Mar 2019 12:35:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7138120830 for ; Sun, 31 Mar 2019 12:35:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=amazon.com header.i=@amazon.com header.b="LzM0K2Kv" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731179AbfCaMfJ (ORCPT ); Sun, 31 Mar 2019 08:35:09 -0400 Received: from smtp-fw-33001.amazon.com ([207.171.190.10]:31847 "EHLO smtp-fw-33001.amazon.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726975AbfCaMfI (ORCPT ); Sun, 31 Mar 2019 08:35:08 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1554035707; x=1585571707; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version; bh=UZvniym4k0zMasC4ZjUS54wGm2H/8Ph+7ayxg+KlP/U=; b=LzM0K2KvOx92tXdox50jVdrdZJv5egV3QgbQlXJTYRSJC67SxV0Lyo/5 TnxaAWwp93UsAC5E6k50IU9VceHhhdB3ac4xaJ1CWLeb1oxchmV43dquj /xNh5xb/4gK/5K8neorRfxNPWNG4tcuhmy5M+Ia9ES0PyBBi8MHmhleht s=; X-IronPort-AV: E=Sophos;i="5.60,292,1549929600"; d="scan'208";a="791784885" Received: from sea3-co-svc-lb6-vlan2.sea.amazon.com (HELO email-inbound-relay-2a-f14f4a47.us-west-2.amazon.com) ([10.47.22.34]) by smtp-border-fw-out-33001.sea14.amazon.com with ESMTP/TLS/DHE-RSA-AES256-SHA; 31 Mar 2019 12:35:05 +0000 Received: from EX13MTAUEA001.ant.amazon.com (pdx1-ws-svc-p6-lb9-vlan3.pdx.amazon.com [10.236.137.198]) by email-inbound-relay-2a-f14f4a47.us-west-2.amazon.com (8.14.7/8.14.7) with ESMTP id x2VCZ0xH106428 (version=TLSv1/SSLv3 cipher=AES256-SHA bits=256 verify=FAIL); Sun, 31 Mar 2019 12:35:03 GMT Received: from EX13D19EUB003.ant.amazon.com (10.43.166.69) by EX13MTAUEA001.ant.amazon.com (10.43.61.243) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Sun, 31 Mar 2019 12:35:03 +0000 Received: from ub6d44c9ce3e25c.ant.amazon.com (10.43.160.69) by EX13D19EUB003.ant.amazon.com (10.43.166.69) with Microsoft SMTP Server (TLS) id 15.0.1367.3; Sun, 31 Mar 2019 12:34:53 +0000 From: Hanna Hawa To: , , , , , , , , , CC: , , , , , , , , , , , , Subject: [PATCH 1/7] irqchip/alpine-msi: Call IOMMU DMA mapping MSI message hook Date: Sun, 31 Mar 2019 15:34:09 +0300 Message-ID: <1554035655-11352-2-git-send-email-hhhawa@amazon.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1554035655-11352-1-git-send-email-hhhawa@amazon.com> References: <1554035655-11352-1-git-send-email-hhhawa@amazon.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.43.160.69] X-ClientProxiedBy: EX13P01UWA003.ant.amazon.com (10.43.160.197) To EX13D19EUB003.ant.amazon.com (10.43.166.69) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add missing IOMMU DMA mapping MSI message hook in compose_msi_msg() callback for Alpine MSIx driver, to map the MSI physical address to IOMMU IOVA for any device attached to IOMMU DMA ops domains. Signed-off-by: Hanna Hawa Co-developed-by: Vladimir Aerov Signed-off-by: Vladimir Aerov --- drivers/irqchip/irq-alpine-msi.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/drivers/irqchip/irq-alpine-msi.c b/drivers/irqchip/irq-alpine-msi.c index 23a3b87..ae2fca7 100644 --- a/drivers/irqchip/irq-alpine-msi.c +++ b/drivers/irqchip/irq-alpine-msi.c @@ -12,6 +12,7 @@ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt +#include #include #include #include @@ -99,6 +100,12 @@ static void alpine_msix_compose_msi_msg(struct irq_data *data, msg->address_hi = upper_32_bits(msg_addr); msg->address_lo = lower_32_bits(msg_addr); msg->data = 0; + + /* + * Mapping MSI address to IOMMU IOVA, relevant for devices associated + * with IOMMU DMA ops domain. + */ + iommu_dma_map_msi_msg(data->irq, msg); } static struct msi_domain_info alpine_msix_domain_info = { -- 2.7.4