From patchwork Thu Apr 20 02:36:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Slark Xiao X-Patchwork-Id: 13217740 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C1430C77B73 for ; Thu, 20 Apr 2023 02:37:32 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231639AbjDTChb (ORCPT ); Wed, 19 Apr 2023 22:37:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39642 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232606AbjDTCh3 (ORCPT ); Wed, 19 Apr 2023 22:37:29 -0400 Received: from m12.mail.163.com (m12.mail.163.com [220.181.12.196]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 97793F9; Wed, 19 Apr 2023 19:37:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:Subject:Date:Message-Id:MIME-Version; bh=HXZIp zZdUrErn57m6e5heCl+mhUJCi/HhdJ4WRmQj1M=; b=lKdRDD6L9VYeVfWcV97e0 eBPz2Fk2cbhR9L0PgSvI6au081QCrIoIPjBchPxNFpb81WrF8hd8PlSBgVnlo2Tt xLi72ynUsRTs2EMTqWeBN81/cklfYoLUsx63Fihb58Ex7rzRYya1gNLI0cY4NhCm jwwPJXvtSxbzRAuEV++GoI= Received: from VM-0-27-ubuntu.. (unknown [43.134.191.38]) by zwqz-smtp-mta-g4-3 (Coremail) with SMTP id _____wCXhVYjpUBkg2azBw--.61857S2; Thu, 20 Apr 2023 10:36:21 +0800 (CST) From: Slark Xiao To: loic.poulain@linaro.org, ryazanov.s.a@gmail.com, johannes@sipsolutions.net, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Slark Xiao Subject: [net-next v2] wwan: core: add print for wwan port attach/disconnect Date: Thu, 20 Apr 2023 10:36:17 +0800 Message-Id: <20230420023617.3919569-1-slark_xiao@163.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-CM-TRANSID: _____wCXhVYjpUBkg2azBw--.61857S2 X-Coremail-Antispam: 1Uf129KBjvdXoW7Gry3WF4xJw47tr1rJF13Arb_yoWkWrbE93 Z8Zan5XrWUGayxtrW3GF15ZrWSkw1IvFW0qr1FqFZ3Z34DXryxW3yfu3ZrG3yxCa15uFy3 Wr1UtF1Iv34rGjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7xRKPfHUUUUUU== X-Originating-IP: [43.134.191.38] X-CM-SenderInfo: xvod2y5b0lt0i6rwjhhfrp/1tbiRxxXZFc7bap18AAAsG Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Refer to USB serial device or net device, there is a notice to let end user know the status of device, like attached or disconnected. Add attach/disconnect print for wwan device as well. Signed-off-by: Slark Xiao --- v2: Use dev_name() instead of kobj item and make print neat. --- drivers/net/wwan/wwan_core.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/wwan/wwan_core.c b/drivers/net/wwan/wwan_core.c index 2e1c01cf00a9..aa54fa6d5f90 100644 --- a/drivers/net/wwan/wwan_core.c +++ b/drivers/net/wwan/wwan_core.c @@ -492,6 +492,7 @@ struct wwan_port *wwan_create_port(struct device *parent, if (err) goto error_put_device; + dev_info(&wwandev->dev, "port %s attached\n", dev_name(&port->dev)); return port; error_put_device: @@ -517,6 +518,8 @@ void wwan_remove_port(struct wwan_port *port) skb_queue_purge(&port->rxq); dev_set_drvdata(&port->dev, NULL); + + dev_info(&wwandev->dev, "port %s disconnected\n", dev_name(&port->dev)); device_unregister(&port->dev); /* Release related wwan device */