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=-7.5 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,USER_AGENT_SANE_1 autolearn=no 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 330E2C433E6 for ; Thu, 28 Jan 2021 15:27:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DFCEA64DF3 for ; Thu, 28 Jan 2021 15:27:18 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232372AbhA1P1C (ORCPT ); Thu, 28 Jan 2021 10:27:02 -0500 Received: from userp2130.oracle.com ([156.151.31.86]:34456 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231875AbhA1P1A (ORCPT ); Thu, 28 Jan 2021 10:27:00 -0500 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 10SFJuIQ118435; Thu, 28 Jan 2021 15:26:09 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=date : from : to : cc : subject : message-id : references : mime-version : content-type : content-transfer-encoding : in-reply-to; s=corp-2020-01-29; bh=2gLXiKCgRSS7kTFwCYui5MzR6pPKfBNKiPKEY7OQMgY=; b=gXPKERt+Fh24YexAqdwWgz3yhxChk94LGX69wA793D+trr/TxxloojLJnSyA1RsPXAkx StsSDCcYK1Wlef9js1oC27V4MOyz+/YqYazJZ7KtSkrgfyOxx61wrC55KA4NKf3MdYkJ udMvFA3iwbEz7cf6KrCQy33px8mJDTmXzedBYXl2PIHdA5cCB3j8vZyxjlvEks8ShR41 OXkcmdVMsbOtYgUrfisN5ComUBjSkr5noqKvUOo2+GB/uEOIz9i7YxKHQU9uomZvW6Im rEartVXsyEFV7bz/imqdDxA3n9Z0V9NnIJBXJpDO5rW+EMwxDeemMkf1aWFKhrQPwDzQ dA== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by userp2130.oracle.com with ESMTP id 368b7r4pg9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 28 Jan 2021 15:26:09 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 10SFJqP9134457; Thu, 28 Jan 2021 15:24:07 GMT Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by userp3020.oracle.com with ESMTP id 368wju6y2h-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 28 Jan 2021 15:24:07 +0000 Received: from abhmp0018.oracle.com (abhmp0018.oracle.com [141.146.116.24]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 10SFO21G020707; Thu, 28 Jan 2021 15:24:02 GMT Received: from kadam (/102.36.221.92) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Thu, 28 Jan 2021 07:24:01 -0800 Date: Thu, 28 Jan 2021 18:23:52 +0300 From: Dan Carpenter To: Andy Shevchenko Cc: Carlis , "open list:STAGING SUBSYSTEM" , "open list:FRAMEBUFFER LAYER" , Deepak R Varma , Greg Kroah-Hartman , oliver.graute@kococonnector.com, Linux Kernel Mailing List , dri-devel , Stefano Brivio , Colin King , zhangxuezhi1@yulong.com Subject: Re: [PATCH v12] staging: fbtft: add tearing signal detect Message-ID: <20210128152352.GH2696@kadam> References: <1611838435-151774-1-git-send-email-zhangxuezhi3@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) X-Proofpoint-IMR: 1 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=9877 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 suspectscore=0 adultscore=0 mlxscore=0 malwarescore=0 spamscore=0 mlxlogscore=999 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101280079 X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=9877 signatures=668683 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 spamscore=0 phishscore=0 adultscore=0 impostorscore=0 malwarescore=0 lowpriorityscore=0 bulkscore=0 priorityscore=1501 mlxscore=0 clxscore=1011 mlxlogscore=999 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101280079 Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org On Thu, Jan 28, 2021 at 04:33:02PM +0200, Andy Shevchenko wrote: > > + init_completion(&spi_panel_te); > > + rc = devm_request_irq(dev, > > > + gpiod_to_irq(par->gpio.te), > > ...and here simply use irq. > > > + spi_panel_te_handler, IRQF_TRIGGER_RISING, > > + "TE_GPIO", par); > > > + if (IS_ERR(rc)) > > This is wrong. rc is integer no IS_ERR() is required. Ditto for > PTR_ERR(). Have you even looked for these macros implementations? > Yeah... It leads to a compile warning: warning: passing argument 1 of ‘IS_ERR’ makes pointer from integer without a cast [-Wint-conversion] regards, dan carpenter