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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 23FFEC433FE for ; Fri, 4 Dec 2020 04:04:33 +0000 (UTC) Received: from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (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 981C0222B6 for ; Fri, 4 Dec 2020 04:04:32 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 981C0222B6 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=virtualization-bounces@lists.linux-foundation.org Received: from localhost (localhost [127.0.0.1]) by silver.osuosl.org (Postfix) with ESMTP id 2242E204F5; Fri, 4 Dec 2020 04:04:32 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from silver.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id qymqSenPGF1D; Fri, 4 Dec 2020 04:04:30 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [140.211.9.56]) by silver.osuosl.org (Postfix) with ESMTP id 08DF0204FA; Fri, 4 Dec 2020 04:04:30 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id DFE21C163C; Fri, 4 Dec 2020 04:04:29 +0000 (UTC) Received: from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138]) by lists.linuxfoundation.org (Postfix) with ESMTP id 945DEC0FA7 for ; Fri, 4 Dec 2020 04:04:26 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by whitealder.osuosl.org (Postfix) with ESMTP id 80B5087EEC for ; Fri, 4 Dec 2020 04:04:26 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from whitealder.osuosl.org ([127.0.0.1]) by localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id TpJnPZc0iU4m for ; Fri, 4 Dec 2020 04:04:25 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by whitealder.osuosl.org (Postfix) with ESMTPS id B5B6387EC5 for ; Fri, 4 Dec 2020 04:04:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1607054664; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Cz4Cg3nnzO3FS98gTMZZAIPsbgh47yB+xmLOC1GVS+Q=; b=hHaYcr11qFFnhVQN6j53Wm5ntj1AvZrAgQQTEu4H90jU/S/Z25ynKt6lCbTAHRZyKTaDHD 5v5DhbVXJSikjc2HUeQVc8OOR5sTBUuZf84ByoZyigIayjBWEDBWmcvuTt5TTfl0JB8uYu l1KaPqXL0KO5AnDG5Q0Gt4vYC5J8Rxw= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-95-SU7UvmOUPOmDkQ95573oSg-1; Thu, 03 Dec 2020 23:04:22 -0500 X-MC-Unique: SU7UvmOUPOmDkQ95573oSg-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.phx2.redhat.com [10.5.11.23]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 617E01005504; Fri, 4 Dec 2020 04:04:21 +0000 (UTC) Received: from jason-ThinkPad-X1-Carbon-6th.redhat.com (ovpn-12-116.pek2.redhat.com [10.72.12.116]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7860F1A4D0; Fri, 4 Dec 2020 04:04:15 +0000 (UTC) From: Jason Wang To: mst@redhat.com, jasowang@redhat.com, virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org Subject: [PATCH V2 05/19] virtio-pci-modern: introduce helper to set config vector Date: Fri, 4 Dec 2020 12:03:39 +0800 Message-Id: <20201204040353.21679-6-jasowang@redhat.com> In-Reply-To: <20201204040353.21679-1-jasowang@redhat.com> References: <20201204040353.21679-1-jasowang@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 Cc: shahafs@mellanox.com X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" This patch introduces vp_modern_config_vector() for setting config vector. Signed-off-by: Jason Wang --- drivers/virtio/virtio_pci_modern.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/drivers/virtio/virtio_pci_modern.c b/drivers/virtio/virtio_pci_modern.c index 4be9afad547e..2e37bfc89655 100644 --- a/drivers/virtio/virtio_pci_modern.c +++ b/drivers/virtio/virtio_pci_modern.c @@ -315,9 +315,16 @@ static void vp_reset(struct virtio_device *vdev) vp_synchronize_vectors(vdev); } -static u16 vp_config_vector(struct virtio_pci_device *vp_dev, u16 vector) +/* + * vp_modern_config_vector - set the vector for config interrupt + * @mdev: the modern virtio-pci device + * @vector: the config vector + * + * Returns the config vector read from the device + */ +static u16 vp_modern_config_vector(struct virtio_pci_modern_device *mdev, + u16 vector) { - struct virtio_pci_modern_device *mdev = &vp_dev->mdev; struct virtio_pci_common_cfg __iomem *cfg = mdev->common; /* Setup the vector used for configuration events */ @@ -327,6 +334,11 @@ static u16 vp_config_vector(struct virtio_pci_device *vp_dev, u16 vector) return vp_ioread16(&cfg->msix_config); } +static u16 vp_config_vector(struct virtio_pci_device *vp_dev, u16 vector) +{ + return vp_modern_config_vector(&vp_dev->mdev, vector); +} + static struct virtqueue *setup_vq(struct virtio_pci_device *vp_dev, struct virtio_pci_vq_info *info, unsigned index, -- 2.25.1 _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization