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=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT 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 89845C55192 for ; Thu, 23 Apr 2020 11:56:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6822A2077D for ; Thu, 23 Apr 2020 11:56:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=st.com header.i=@st.com header.b="qxwHDk0E" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728263AbgDWL43 (ORCPT ); Thu, 23 Apr 2020 07:56:29 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:10222 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728200AbgDWL4Z (ORCPT ); Thu, 23 Apr 2020 07:56:25 -0400 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 03NBqGu4011758; Thu, 23 Apr 2020 13:56:18 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=STMicroelectronics; bh=kO+cRwxzp6MTRP0BhgQn00h4Jvgtw6HO9Mccuab6nNs=; b=qxwHDk0ExnFWEj2F13qUb5wya0rN/Z7YLuXfBDgrs75yI/lxTJNO0A4qIFLCxC6yoTLM OeQOAPCf+WwbjMepYh9WMFMA4oh7ipuAtx6sh164zwkdhmUYrpKKVRFkXZm504zxcGzm QG1SOgQFB7VGQLdOj2DTyD20EOwfiEQGg+ylF0pHVs/TdjRj/1vBivuVW5tHJeheOYQy ZodCGEValfk2GwJ0/0WleRqGqNULu1ipIAR4rhXuuUMQ4Y1UvsAsLEddpM6yX9qbfYDA KWagl6piIsvVib3BX7EXFkvsrcLpWNN/DBAcMZGVEmO1dsrhuiwwATjmRMcG4dAfyuKz lQ== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 30fq11vjj4-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 23 Apr 2020 13:56:18 +0200 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 316F110002A; Thu, 23 Apr 2020 13:56:18 +0200 (CEST) Received: from Webmail-eu.st.com (sfhdag5node3.st.com [10.75.127.15]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 27C1F2B8A00; Thu, 23 Apr 2020 13:56:18 +0200 (CEST) Received: from localhost (10.75.127.45) by SFHDAG5NODE3.st.com (10.75.127.15) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Thu, 23 Apr 2020 13:56:17 +0200 From: Fabrice Gasnier To: , , CC: , , , , Subject: [PATCH v2 3/4] usb: gadget: f_serial: add suspend resume callbacks Date: Thu, 23 Apr 2020 13:55:55 +0200 Message-ID: <1587642956-8157-4-git-send-email-fabrice.gasnier@st.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1587642956-8157-1-git-send-email-fabrice.gasnier@st.com> References: <1587642956-8157-1-git-send-email-fabrice.gasnier@st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG3NODE1.st.com (10.75.127.7) To SFHDAG5NODE3.st.com (10.75.127.15) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.676 definitions=2020-04-23_07:2020-04-22,2020-04-23 signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Add suspend resume callbacks to notify u_serial of the bus suspend/resume state. Signed-off-by: Fabrice Gasnier --- drivers/usb/gadget/function/f_serial.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/drivers/usb/gadget/function/f_serial.c b/drivers/usb/gadget/function/f_serial.c index 1406255..e627138 100644 --- a/drivers/usb/gadget/function/f_serial.c +++ b/drivers/usb/gadget/function/f_serial.c @@ -348,6 +348,20 @@ static void gser_unbind(struct usb_configuration *c, struct usb_function *f) usb_free_all_descriptors(f); } +static void gser_resume(struct usb_function *f) +{ + struct f_gser *gser = func_to_gser(f); + + gserial_resume(&gser->port); +} + +static void gser_suspend(struct usb_function *f) +{ + struct f_gser *gser = func_to_gser(f); + + gserial_suspend(&gser->port); +} + static struct usb_function *gser_alloc(struct usb_function_instance *fi) { struct f_gser *gser; @@ -369,6 +383,8 @@ static struct usb_function *gser_alloc(struct usb_function_instance *fi) gser->port.func.set_alt = gser_set_alt; gser->port.func.disable = gser_disable; gser->port.func.free_func = gser_free; + gser->port.func.resume = gser_resume; + gser->port.func.suspend = gser_suspend; return &gser->port.func; } -- 2.7.4