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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8D1E5C678D8 for ; Fri, 13 Jan 2023 18:27:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230166AbjAMS07 (ORCPT ); Fri, 13 Jan 2023 13:26:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35632 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231224AbjAMS0Q (ORCPT ); Fri, 13 Jan 2023 13:26:16 -0500 Received: from mx01.omp.ru (mx01.omp.ru [90.154.21.10]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B0C737EC85; Fri, 13 Jan 2023 10:21:47 -0800 (PST) Received: from [192.168.1.103] (178.176.75.110) by msexch01.omp.ru (10.188.4.12) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.986.14; Fri, 13 Jan 2023 21:21:37 +0300 Subject: Re: [PATCH v4] sh: avoid using IRQ0 on SH3/4 From: Sergey Shtylyov To: Rich Felker , , CC: Yoshinori Sato , Greg Kroah-Hartman References: Organization: Open Mobile Platform Message-ID: <961f3b42-1522-79d5-7012-1533b568696f@omp.ru> Date: Fri, 13 Jan 2023 21:21:36 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8" Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [178.176.75.110] X-ClientProxiedBy: msexch01.omp.ru (10.188.4.12) To msexch01.omp.ru (10.188.4.12) X-KSE-ServerInfo: msexch01.omp.ru, 9 X-KSE-AntiSpam-Interceptor-Info: scan successful X-KSE-AntiSpam-Version: 5.9.59, Database issued on: 01/13/2023 17:57:25 X-KSE-AntiSpam-Status: KAS_STATUS_NOT_DETECTED X-KSE-AntiSpam-Method: none X-KSE-AntiSpam-Rate: 59 X-KSE-AntiSpam-Info: Lua profiles 174716 [Jan 13 2023] X-KSE-AntiSpam-Info: Version: 5.9.59.0 X-KSE-AntiSpam-Info: Envelope from: s.shtylyov@omp.ru X-KSE-AntiSpam-Info: LuaCore: 502 502 69dee8ef46717dd3cb3eeb129cb7cc8dab9e30f6 X-KSE-AntiSpam-Info: {rep_avail} X-KSE-AntiSpam-Info: {Tracking_uf_ne_domains} X-KSE-AntiSpam-Info: {Tracking_from_domain_doesnt_match_to} X-KSE-AntiSpam-Info: {relay has no DNS name} X-KSE-AntiSpam-Info: {SMTP from is not routable} X-KSE-AntiSpam-Info: {Found in DNSBL: 178.176.75.110 in (user) dbl.spamhaus.org} X-KSE-AntiSpam-Info: lore.kernel.org:7.1.1;d41d8cd98f00b204e9800998ecf8427e.com:7.1.1;127.0.0.199:7.1.2;omp.ru:7.1.1 X-KSE-AntiSpam-Info: ApMailHostAddress: 178.176.75.110 X-KSE-AntiSpam-Info: {DNS response errors} X-KSE-AntiSpam-Info: Rate: 59 X-KSE-AntiSpam-Info: Status: not_detected X-KSE-AntiSpam-Info: Method: none X-KSE-AntiSpam-Info: Auth:dmarc=temperror header.from=omp.ru;spf=temperror smtp.mailfrom=omp.ru;dkim=none X-KSE-Antiphishing-Info: Clean X-KSE-Antiphishing-ScanningType: Heuristic X-KSE-Antiphishing-Method: None X-KSE-Antiphishing-Bases: 01/13/2023 17:59:00 X-KSE-AttachmentFiltering-Interceptor-Info: protection disabled X-KSE-Antivirus-Interceptor-Info: scan successful X-KSE-Antivirus-Info: Clean, bases: 1/13/2023 4:01:00 PM X-KSE-BulkMessagesFiltering-Scan-Result: InTheLimit Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org Hello! On 5/3/22 11:42 PM, Sergey Shtylyov wrote: > Using IRQ0 by the platform devices is going to be disallowed soon (see [1]) > and even now, when IRQ0 is about to be returned by platfrom_get_irq(), you > see a big warning. The code supporting SH3/4 SoCs maps the IRQ #s starting > at 0 -- modify that code to start the IRQ #s from 16 instead. > > The patch should mostly affect the AP-SH4A-3A/AP-SH4AD-0A boards as they > indeed use IRQ0 for the SMSC911x compatible Ethernet chip... > > [1] https://lore.kernel.org/all/025679e1-1f0a-ae4b-4369-01164f691511@omp.ru/ > > Fixes: a85a6c86c25b ("driver core: platform: Clarify that IRQ 0 is invalid") > Signed-off-by: Sergey Shtylyov > Reviewed-by: Geert Uytterhoeven > Tested-by: Geert Uytterhoeven > Tested-by: John Paul Adrian Glaubitz > > --- > The patch is against Linus Torvalds' 'linux.git' repo. So, this patch hasn't been merged... may I ask why? :-( MBR, Sergey