From mboxrd@z Thu Jan 1 00:00:00 1970 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 E8D851514C0 for ; Tue, 23 Jul 2024 11:29:18 +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=1721734160; cv=none; b=tR4akV85/Nl0hTHvapl9mwdM43sI/Hi1W5wAEDnukuoRuilG9wmM/1YNzUm6PBm1HRfoYgdoXP+YpVVwODw7vIKqG9nf/tOt247zgEeBpmFYseeJyMqcVL99rcmclCaMZ7iqSC4fyMmy6AodGcCdCPXX/GSscn8uiROcaG4ANdc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721734160; c=relaxed/simple; bh=ywiEz9lNEQ9WmelnvEr3eWbFdDAiCBnoLZvMkLA1J4w=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=tUDLcfX+zJCkhMzgdXQJsN7007qAGx+x3Wl6uSzvhAJouyns73aAa1mvSc70keX57b3xrp/IUijRnqyl4SnUuEfilPMT2M8rhnYWswqB1rqhYU/10mjSMEAofW1oLzNXRKi4LGUruQ3olatgJDWTfkbbuYKnrOMY9rRCLbuROn0= 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=XaJqXoHb; 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="XaJqXoHb" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1721734158; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=s7jCTUnDItxD8cjWWIIoCSjBuZfVeWntboTVzts3D7o=; b=XaJqXoHbPkrTBwYkEoMI0DP4JRrZj0OfypKTkORfsUw7xm5zComkMXDRSqzCzBeEuAFrR7 lxUQ9tSlizR6kb7qkKE3Jf3p2B00Bc9LmLNDxKf01Q8nrVqUZ/7K72RQVEku2ZxjQqWF5b 5UM2jsoHAgjzBVFLHRrw1U+BAyhFF1Q= Received: from mail-wm1-f72.google.com (mail-wm1-f72.google.com [209.85.128.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-538-N4livhYuOZWluWXTIePcrQ-1; Tue, 23 Jul 2024 07:29:16 -0400 X-MC-Unique: N4livhYuOZWluWXTIePcrQ-1 Received: by mail-wm1-f72.google.com with SMTP id 5b1f17b1804b1-4265d3bf59dso38713715e9.3 for ; Tue, 23 Jul 2024 04:29:16 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721734155; x=1722338955; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=s7jCTUnDItxD8cjWWIIoCSjBuZfVeWntboTVzts3D7o=; b=Up+2oXxOkVRAoWz4K5jT3kJhKSR/KlkWrfZ0+xxbN6FJ6ZtQ9YhjzINi4NH/kovBtt qfNSXLc8zegA4Wfbvw8VSW4A28Sassq1F1s3u+7vGe2zF/6ckgXneHZu2uB/gHo3zGeV rGCe6Iv3qB0VDSV18Rn0RjlqYewRZ5Q59ScKjUkCEHyyjzxSUMeo4npLDY49YkwLbsXD bW/b7VKyxTrSuIdGjmbRpnJ+qzSTdGT1jeMwWq+x3pcG3rGrslrE6XIfrWS7sPpJeFjt JjSG1WURih7HxbypfB/nicjIFAywK4Yhky1qQqqGJ2nEgdy15bSIeUYPSkaFlSW7Tz0P 3EqA== X-Forwarded-Encrypted: i=1; AJvYcCWZNJ+2K5sINWgED/ZzTnpVYtHi7LvRjJkJIhihLaPXFgDOtK0sINJMSJLFk7aOwOeZ78W0ai9nk0sNg1JVPKkikMqv1CUdWgJanfLb X-Gm-Message-State: AOJu0YwAF0ORNSDrxf0Z9SadqikcXszyLgmgAP9WpTT1tEgNF+1BEE9Y Hf57YrXfz9rFpAZI+CWeRY7x2DM8EQqNjvB6WGVaPBFHWUzo8nNk54MfVDy4k2qJbLR/x06HqAs 158yIr6YkgWKASv9FIiSKJvgGlEYGPq9P+ak9/wMz30OD0jobQbqUfDQ3hnzyH4dOS7BTng== X-Received: by 2002:a05:600c:198a:b0:426:5ef5:bcb1 with SMTP id 5b1f17b1804b1-427dc516030mr62453915e9.6.1721734155397; Tue, 23 Jul 2024 04:29:15 -0700 (PDT) X-Google-Smtp-Source: AGHT+IEy8f4+JM8Dv9qpEpAG+F85IIgy6v0jInHBiNNS5aGKN9kSnvuaOCv+YAidUy3L2q08C0jGsg== X-Received: by 2002:a05:600c:198a:b0:426:5ef5:bcb1 with SMTP id 5b1f17b1804b1-427dc516030mr62453655e9.6.1721734154739; Tue, 23 Jul 2024 04:29:14 -0700 (PDT) Received: from redhat.com ([2a0d:6fc7:440:9c9a:ffee:509d:1766:aa7f]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-427d2a95530sm187309455e9.45.2024.07.23.04.29.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 23 Jul 2024 04:29:14 -0700 (PDT) Date: Tue, 23 Jul 2024 07:29:10 -0400 From: "Michael S. Tsirkin" To: Dragos Tatulea Cc: Parav Pandit , "sgarzare@redhat.com" , "virtualization@lists.linux-foundation.org" , "linux-kernel@vger.kernel.org" , "lulu@redhat.com" , "netdev@vger.kernel.org" , "jasowang@redhat.com" Subject: Re: [PATH v5 3/3] vdpa/mlx5: Add the support of set mac address Message-ID: <20240723072712-mutt-send-email-mst@kernel.org> References: <20240723054047.1059994-1-lulu@redhat.com> <20240723054047.1059994-4-lulu@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Tue, Jul 23, 2024 at 07:49:44AM +0000, Dragos Tatulea wrote: > On Tue, 2024-07-23 at 13:39 +0800, Cindy Lu wrote: > > Add the function to support setting the MAC address. > > For vdpa/mlx5, the function will use mlx5_mpfs_add_mac > > to set the mac address > > > > Tested in ConnectX-6 Dx device > > > > Signed-off-by: Cindy Lu > > --- > > drivers/vdpa/mlx5/net/mlx5_vnet.c | 28 ++++++++++++++++++++++++++++ > > 1 file changed, 28 insertions(+) > > > > diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c > > index ecfc16151d61..7fce952d650f 100644 > > --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c > > +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c > > @@ -3785,10 +3785,38 @@ static void mlx5_vdpa_dev_del(struct vdpa_mgmt_dev *v_mdev, struct vdpa_device * > > destroy_workqueue(wq); > > mgtdev->ndev = NULL; > > } > > +static int mlx5_vdpa_set_attr(struct vdpa_mgmt_dev *v_mdev, > > + struct vdpa_device *dev, > > + const struct vdpa_dev_set_config *add_config) > > +{ > > + struct virtio_net_config *config; > > + struct mlx5_core_dev *pfmdev; > > + struct mlx5_vdpa_dev *mvdev; > > + struct mlx5_vdpa_net *ndev; > > + struct mlx5_core_dev *mdev; > > + int err = -EINVAL; > > + > > + mvdev = to_mvdev(dev); > > + ndev = to_mlx5_vdpa_ndev(mvdev); > > + mdev = mvdev->mdev; > > + config = &ndev->config; > > + > > + down_write(&ndev->reslock); > > + if (add_config->mask & (1 << VDPA_ATTR_DEV_NET_CFG_MACADDR)) { > > + pfmdev = pci_get_drvdata(pci_physfn(mdev->pdev)); > > + err = mlx5_mpfs_add_mac(pfmdev, config->mac); > > + if (0 == err) > if (!err) would be nicer. Not a deal breaker though. yes, no yodda style please. It, I can not stand. > Reviewed-by: Dragos Tatulea > > > + memcpy(config->mac, add_config->net.mac, ETH_ALEN); > > + } > > + > > + up_write(&ndev->reslock); > > + return err; > > +} > > > > static const struct vdpa_mgmtdev_ops mdev_ops = { > > .dev_add = mlx5_vdpa_dev_add, > > .dev_del = mlx5_vdpa_dev_del, > > + .dev_set_attr = mlx5_vdpa_set_attr, > > }; > > > > static struct virtio_device_id id_table[] = { >