From patchwork Fri Apr 9 12:32:38 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Bogdanov X-Patchwork-Id: 418524 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER, INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 D1E44C433ED for ; Fri, 9 Apr 2021 12:47:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AC4C6610E7 for ; Fri, 9 Apr 2021 12:47:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232990AbhDIMsI (ORCPT ); Fri, 9 Apr 2021 08:48:08 -0400 Received: from mta-02.yadro.com ([89.207.88.252]:55662 "EHLO mta-01.yadro.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S233554AbhDIMr6 (ORCPT ); Fri, 9 Apr 2021 08:47:58 -0400 Received: from localhost (unknown [127.0.0.1]) by mta-01.yadro.com (Postfix) with ESMTP id 81E514140B; Fri, 9 Apr 2021 12:47:44 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=yadro.com; h= content-type:content-type:content-transfer-encoding:mime-version :references:in-reply-to:x-mailer:message-id:date:date:subject :subject:from:from:received:received:received; s=mta-01; t= 1617972463; x=1619786864; bh=jUqQJgIjhKblpFe/c/f4S0BagJN1clz0gAW zNPlVlhg=; b=lCYiJAL7qLPN06m912bA8CfBtSx0qXx6+OgejAmSQqP4KNer9FV 6222F2q4iKHTvuBQse6OQM6zNINx0cqFjIrzSu8wevHmwBYNV2ZkvGjEYmcW97kn xcSy5uCuyTVmYaCNWjwNdpfskh4Ugknn2n5goOrdLlX/5XabZ8X5kaMQ= X-Virus-Scanned: amavisd-new at yadro.com Received: from mta-01.yadro.com ([127.0.0.1]) by localhost (mta-01.yadro.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 0CChwdrY3sbd; Fri, 9 Apr 2021 15:47:43 +0300 (MSK) Received: from T-EXCH-03.corp.yadro.com (t-exch-03.corp.yadro.com [172.17.100.103]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mta-01.yadro.com (Postfix) with ESMTPS id 37DF8414BA; Fri, 9 Apr 2021 15:32:51 +0300 (MSK) Received: from NB-591.corp.yadro.com (10.199.0.255) by T-EXCH-03.corp.yadro.com (172.17.100.103) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P384) id 15.1.669.32; Fri, 9 Apr 2021 15:32:50 +0300 From: Dmitry Bogdanov To: Martin Petersen , CC: , , Konstantin Shelekhin , Nilesh Javali , Chris Boot , Bart Van Assche , Michael Cyr , Felipe Balbi , Dmitry Bogdanov , Roman Bolshakov Subject: [PATCH v3 7/7] target: usb: replace enable attr to ops.enable Date: Fri, 9 Apr 2021 15:32:38 +0300 Message-ID: <20210409123238.26671-8-d.bogdanov@yadro.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210409123238.26671-1-d.bogdanov@yadro.com> References: <20210409123238.26671-1-d.bogdanov@yadro.com> MIME-Version: 1.0 X-Originating-IP: [10.199.0.255] X-ClientProxiedBy: T-EXCH-01.corp.yadro.com (172.17.10.101) To T-EXCH-03.corp.yadro.com (172.17.100.103) Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Remove tpg/enable attribute. Add fabric ops enable_tpg implementation instead. Reviewed-by: Roman Bolshakov Signed-off-by: Dmitry Bogdanov Reported-by: kernel test robot --- drivers/usb/gadget/function/f_tcm.c | 31 ++++++----------------------- 1 file changed, 6 insertions(+), 25 deletions(-) diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c index 410fa89eae8f..6cfa5362bc8d 100644 --- a/drivers/usb/gadget/function/f_tcm.c +++ b/drivers/usb/gadget/function/f_tcm.c @@ -1499,42 +1499,24 @@ static struct configfs_attribute *usbg_wwn_attrs[] = { NULL, }; -static ssize_t tcm_usbg_tpg_enable_show(struct config_item *item, char *page) -{ - struct se_portal_group *se_tpg = to_tpg(item); - struct usbg_tpg *tpg = container_of(se_tpg, struct usbg_tpg, se_tpg); - - return snprintf(page, PAGE_SIZE, "%u\n", tpg->gadget_connect); -} - static int usbg_attach(struct usbg_tpg *); static void usbg_detach(struct usbg_tpg *); -static ssize_t tcm_usbg_tpg_enable_store(struct config_item *item, - const char *page, size_t count) +static int usbg_enable_tpg(struct se_portal_group *se_tpg, bool enable) { - struct se_portal_group *se_tpg = to_tpg(item); struct usbg_tpg *tpg = container_of(se_tpg, struct usbg_tpg, se_tpg); - bool op; - ssize_t ret; - - ret = strtobool(page, &op); - if (ret) - return ret; - - if ((op && tpg->gadget_connect) || (!op && !tpg->gadget_connect)) - return -EINVAL; + int ret; - if (op) + if (enable) ret = usbg_attach(tpg); else usbg_detach(tpg); if (ret) return ret; - tpg->gadget_connect = op; + tpg->gadget_connect = enable; - return count; + return 0; } static ssize_t tcm_usbg_tpg_nexus_show(struct config_item *item, char *page) @@ -1677,11 +1659,9 @@ static ssize_t tcm_usbg_tpg_nexus_store(struct config_item *item, return count; } -CONFIGFS_ATTR(tcm_usbg_tpg_, enable); CONFIGFS_ATTR(tcm_usbg_tpg_, nexus); static struct configfs_attribute *usbg_base_attrs[] = { - &tcm_usbg_tpg_attr_enable, &tcm_usbg_tpg_attr_nexus, NULL, }; @@ -1734,6 +1714,7 @@ static const struct target_core_fabric_ops usbg_ops = { .fabric_make_wwn = usbg_make_tport, .fabric_drop_wwn = usbg_drop_tport, .fabric_make_tpg = usbg_make_tpg, + .fabric_enable_tpg = usbg_enable_tpg, .fabric_drop_tpg = usbg_drop_tpg, .fabric_post_link = usbg_port_link, .fabric_pre_unlink = usbg_port_unlink,