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,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 7A95FC2D0DB for ; Tue, 28 Jan 2020 15:38:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 4E46324686 for ; Tue, 28 Jan 2020 15:38:39 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=st.com header.i=@st.com header.b="wqI4Xfg+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726793AbgA1Pii (ORCPT ); Tue, 28 Jan 2020 10:38:38 -0500 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:64722 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726770AbgA1Pii (ORCPT ); Tue, 28 Jan 2020 10:38:38 -0500 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 00SFYEVV022156; Tue, 28 Jan 2020 16:38:21 +0100 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=AuiqSzi6bqRR1AVD2RD8ITGqmQVq3UURTqjBjuqVaMw=; b=wqI4Xfg+1WfvT3OegYHR9hnrIO76+F0RgnUiXSoWUnlG+Q6Awu5eEacVdOvM3chy/wMO AaPu/oyVBwwKqK4WeTe0uLTY75csFgKpRfL5MaBAxByGhxntmh120Hrf225qMBHwIf2G vuo4jNMcC5eVy/uYVv/cdf0m7f5CQSM9a5uRDEzezD9zFx3eEDSq3fJfvriwrv2XP1oy Hb1Z0A+d+eNocoxO2LoWyIXsJcSOcDbRaFrxjXc6zbdLKo5BZa7rIgy60hzh4BXfGqHj hTJBXooWUPk2rnOqRlTAVoiozbhJZhGFt5O89YDnchrXXqFl4gtQhasR0O8zEmRZpx/d 4Q== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2xrc136p54-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 28 Jan 2020 16:38:21 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 67E18100039; Tue, 28 Jan 2020 16:38:21 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag3node3.st.com [10.75.127.9]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 5408E2BF9CF; Tue, 28 Jan 2020 16:38:21 +0100 (CET) Received: from localhost (10.75.127.45) by SFHDAG3NODE3.st.com (10.75.127.9) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Tue, 28 Jan 2020 16:38:20 +0100 From: Benjamin Gaignard To: , , , , , , , CC: , , , , , , , , , Benjamin Gaignard Subject: [PATCH v2 3/7] base: Add calls to firewall controller Date: Tue, 28 Jan 2020 16:38:02 +0100 Message-ID: <20200128153806.7780-4-benjamin.gaignard@st.com> X-Mailer: git-send-email 2.15.0 In-Reply-To: <20200128153806.7780-1-benjamin.gaignard@st.com> References: <20200128153806.7780-1-benjamin.gaignard@st.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG3NODE3.st.com (10.75.127.9) To SFHDAG3NODE3.st.com (10.75.127.9) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-01-28_05:2020-01-28,2020-01-28 signatures=0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org To avoid modifying all the drivers call firewall_set_default_config before probe to apply the configuration define in device node (if any). When unbinding the device try to apply configuration named "unbind". Signed-off-by: Benjamin Gaignard --- drivers/base/dd.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/drivers/base/dd.c b/drivers/base/dd.c index d811e60610d3..6a2153f6b19b 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -521,6 +522,10 @@ static int really_probe(struct device *dev, struct device_driver *drv) re_probe: dev->driver = drv; + ret = firewall_set_default_config(dev); + if (ret) + goto firewall_failed; + /* If using pinctrl, bind pins now before probing */ ret = pinctrl_bind_pins(dev); if (ret) @@ -601,6 +606,8 @@ static int really_probe(struct device *dev, struct device_driver *drv) blocking_notifier_call_chain(&dev->bus->p->bus_notifier, BUS_NOTIFY_DRIVER_NOT_BOUND, dev); pinctrl_bind_failed: + firewall_set_config_by_name(dev, "unbind"); +firewall_failed: device_links_no_driver(dev); devres_release_all(dev); arch_teardown_dma_ops(dev); @@ -1135,6 +1142,8 @@ static void __device_release_driver(struct device *dev, struct device *parent) device_links_driver_cleanup(dev); + firewall_set_config_by_name(dev, "unbind"); + devres_release_all(dev); arch_teardown_dma_ops(dev); dev->driver = NULL; -- 2.15.0