From patchwork Mon Jul 22 01:05:19 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Cindy Lu X-Patchwork-Id: 13738198 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) (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 14C6C11CA0 for ; Mon, 22 Jul 2024 01:06:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.133.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721610415; cv=none; b=adCmwJwf0uluBVy13658AMJyJfoCZ33WiUvhHboX96wG7D4pEyQWr00PqSa2rxey/OSSLqnzzn4UKnyeBhj+q1P2eHdgqWL0Am29ivxGIMWVFH6ExXyK0B6VE9diaPVlt4xhtiFSgHHBcvROFlL/LLZT+hLDa3Kji5A8q9esU/E= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721610415; c=relaxed/simple; bh=YlgBd52tDp0ELLAhudJbHc5ZsTK4ruEZDV/AMZxlW9I=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=DejjWSqYsCcP8keP4vsBwgT8QkIHpCtmT+GARr8SJObNYXGBQx6eEbWC7s2JW3+fUU96VI8Uf91F5u3WVGPbUV13cGfdbZ/seb6r7Ae7s1e8WmmaenXvkpiMOROMt7NiPJ448wcc2OCtVh7aQQlPVo5C4UJv0YQeT6DovCDDNao= 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=dKY/vNkQ; arc=none smtp.client-ip=170.10.133.124 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="dKY/vNkQ" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1721610412; 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=slQyrjhTwLXhRJi7KIDsmKXTj3WUm9y9lo/YxO259so=; b=dKY/vNkQNMQDUx4dEqMoZ+zmx3j5lQkzk0ZOZ5hzPtRFahl9GdCPfEOszLQBYWLiaXpVnq A3l1D13ArPKfPMU8+yGCFtZZcDZ7ERxwEi30W4y+Wczbe0CqY0wM2yS6LP0dt9IQG4ex/l PqcbzYbkHhRSssJx+2EeJwyXUOFpd1Q= Received: from mx-prod-mc-03.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-548-AQjAT5RnP2ehu83NVECDNw-1; Sun, 21 Jul 2024 21:06:48 -0400 X-MC-Unique: AQjAT5RnP2ehu83NVECDNw-1 Received: from mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.40]) (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-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 2CC1F19560AA; Mon, 22 Jul 2024 01:06:47 +0000 (UTC) Received: from server.redhat.com (unknown [10.72.112.22]) by mx-prod-int-04.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 0F697195605A; Mon, 22 Jul 2024 01:06:41 +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 Subject: [PATH v4 2/3] vdpa_sim_net: Add the support of set mac address Date: Mon, 22 Jul 2024 09:05:19 +0800 Message-ID: <20240722010625.1016854-3-lulu@redhat.com> In-Reply-To: <20240722010625.1016854-1-lulu@redhat.com> References: <20240722010625.1016854-1-lulu@redhat.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.40 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 Acked-by: Jason Wang --- drivers/vdpa/vdpa_sim/vdpa_sim_net.c | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) diff --git a/drivers/vdpa/vdpa_sim/vdpa_sim_net.c b/drivers/vdpa/vdpa_sim/vdpa_sim_net.c index cfe962911804..936e33e5021a 100644 --- a/drivers/vdpa/vdpa_sim/vdpa_sim_net.c +++ b/drivers/vdpa/vdpa_sim/vdpa_sim_net.c @@ -414,6 +414,25 @@ static void vdpasim_net_get_config(struct vdpasim *vdpasim, void *config) net_config->status = cpu_to_vdpasim16(vdpasim, VIRTIO_NET_S_LINK_UP); } +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 = container_of(dev, struct vdpasim, vdpa); + struct virtio_net_config *vio_config = vdpasim->config; + + mutex_lock(&vdpasim->mutex); + + if (config->mask & (1 << VDPA_ATTR_DEV_NET_CFG_MACADDR)) { + memcpy(vio_config->mac, config->net.mac, ETH_ALEN); + mutex_unlock(&vdpasim->mutex); + return 0; + } + + mutex_unlock(&vdpasim->mutex); + return -EINVAL; +} + static void vdpasim_net_setup_config(struct vdpasim *vdpasim, const struct vdpa_dev_set_config *config) { @@ -510,7 +529,8 @@ static void vdpasim_net_dev_del(struct vdpa_mgmt_dev *mdev, static const struct vdpa_mgmtdev_ops vdpasim_net_mgmtdev_ops = { .dev_add = vdpasim_net_dev_add, - .dev_del = vdpasim_net_dev_del + .dev_del = vdpasim_net_dev_del, + .dev_set_attr = vdpasim_net_set_attr }; static struct virtio_device_id id_table[] = {