From nobody Mon Feb 9 19:26:43 2026 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 527431CD2A for ; Mon, 8 Jul 2024 06:48:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720421327; cv=none; b=UwUN98GLtNnHlGYAFMDUnuuTXatWCUwzz+6ZbTHSb4Jyuo2p5e/jktNjDYYrKRp5VlwRSzyrYQNA6hfV5y0+dYb0xTvv/UuEtQtIgpa5nHSB+yvhuIWyHz6U2VtqVmgzIprGGgvbH1aNuWn1A7/KqvFNLFUNw6sh2i7hk4uLpQU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720421327; c=relaxed/simple; bh=5Xlv1sun4auRtl8JEHcPbgJZ2O7zh44jl7gcdycfm7g=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=UPWeLsTZ9XX2PIE4fZyfU9a5y+8lEhAfG/rf1NK0sVLkRCWzOylfKSeXT2th9lzrm0CEd3AL2G3y6BEsvL7T6YYenvEVTTgnO/KK3vI9LXFCHeo14nbi/LGLCxQ1PZKUKPTBUe6SY5aHYmDLhFaKMx8Vgje3jJzPj1nQp0CPpKs= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=UaqEqUHO; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="UaqEqUHO" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1720421325; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=i35Vp9MXO/r/LnANvdQMrcfbXgkBl2r0ZfhuxW1lCqE=; b=UaqEqUHO8lPGuSZ7l/Z8a4qIz73WNRaGs+IZOICQA2W2TzL/vkT7vvUEm0SHxhTR+STAA7 FladS1NXMYjVjHYA+bE3HsxDgMAF1vemowFj9yqMj4bReCFgS/fk7wtzeDkjZ4BvbL30Uo DqN4CJdj0gV4ahwie6UPC9Rlp/QPXi0= Received: from mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-649-7VOu9dqUNc6_-P9BImhytg-1; Mon, 08 Jul 2024 02:48:44 -0400 X-MC-Unique: 7VOu9dqUNc6_-P9BImhytg-1 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id AFAD71955F0D; Mon, 8 Jul 2024 06:48:42 +0000 (UTC) Received: from server.redhat.com (unknown [10.72.112.123]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 8733619560AE; Mon, 8 Jul 2024 06:48:37 +0000 (UTC) From: Cindy Lu To: lulu@redhat.com, dtatulea@nvidia.com, mst@redhat.com, jasowang@redhat.com, parav@nvidia.com, sgarzare@redhat.com, netdev@vger.kernel.org, virtualization@lists.linux-foundation.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org Subject: [PATCH v3 2/2] vdpa_sim_net: Add the support of set mac address Date: Mon, 8 Jul 2024 14:47:03 +0800 Message-ID: <20240708064820.88955-3-lulu@redhat.com> In-Reply-To: <20240708064820.88955-1-lulu@redhat.com> References: <20240708064820.88955-1-lulu@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Content-Type: text/plain; charset="utf-8" Add the function to support setting the MAC address. For vdpa_sim_net, the driver will write the MAC address to the config space, and other devices can implement their own functions to support this. Signed-off-by: Cindy Lu --- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 19 ++++++++++++++++++- 1 file changed, 18 insertions(+), 1 deletion(-) diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim_net.c b/drivers/vdpa/vdpa_sim/v= dpa_sim_net.c index cfe962911804..a472c3c43bfd 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim_net.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim_net.c @@ -414,6 +414,22 @@ static void vdpasim_net_get_config(struct vdpasim *vdp= asim, void *config) net_config->status =3D cpu_to_vdpasim16(vdpasim, VIRTIO_NET_S_LINK_UP); } =20 +static int vdpasim_net_set_attr(struct vdpa_mgmt_dev *mdev, + struct vdpa_device *dev, + const struct vdpa_dev_set_config *config) +{ + struct vdpasim *vdpasim =3D container_of(dev, struct vdpasim, vdpa); + + struct virtio_net_config *vio_config =3D vdpasim->config; + if (config->mask & (1 << VDPA_ATTR_DEV_NET_CFG_MACADDR)) { + if (!is_zero_ether_addr(config->net.mac)) { + memcpy(vio_config->mac, config->net.mac, ETH_ALEN); + return 0; + } + } + return -EINVAL; +} + static void vdpasim_net_setup_config(struct vdpasim *vdpasim, const struct vdpa_dev_set_config *config) { @@ -510,7 +526,8 @@ static void vdpasim_net_dev_del(struct vdpa_mgmt_dev *m= dev, =20 static const struct vdpa_mgmtdev_ops vdpasim_net_mgmtdev_ops =3D { .dev_add =3D vdpasim_net_dev_add, - .dev_del =3D vdpasim_net_dev_del + .dev_del =3D vdpasim_net_dev_del, + .dev_set_attr =3D vdpasim_net_set_attr }; =20 static struct virtio_device_id id_table[] =3D { --=20 2.45.0