From patchwork Fri Jul 21 07:21:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tony Lindgren X-Patchwork-Id: 12383 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:9010:0:b0:3e4:2afc:c1 with SMTP id l16csp37184vqg; Fri, 21 Jul 2023 00:50:12 -0700 (PDT) X-Google-Smtp-Source: APBJJlG83NqP9LCXmS7qIWJTB1rXsPTKrmiYT/OAb2DHnKlgnjqdS6ptBQaMFQtQvsuDDr80U9bC X-Received: by 2002:a17:907:a056:b0:965:ff38:2fbb with SMTP id gz22-20020a170907a05600b00965ff382fbbmr1051459ejc.1.1689925812603; Fri, 21 Jul 2023 00:50:12 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1689925812; cv=none; d=google.com; s=arc-20160816; b=akA8kGDb67vK1ZxH85Q7POfaqnpTQYmNGS0hwSZ1Hhm0c4HFosMjnf19zpAwkT2NE3 k0kUazHzoU8CNGZWGAHG+Tz45MZHASV8Obl0GRLIsGFRFzyONdajWDs8d81zjulVbpcM rq6yeON5QfCRTOXqoJ9HoWAB98TIVp1VFK3JJDmSPwhmRghZAqYrIHu0YcOCVqF7y/Zy 4fshZSfGu1/pDY0QfVLqfCT3fLM0YUKBKOBj4w+fW1FVR4fXFZB2Sx8dqY0xzrVwx9QX /q1MGrgzfOQKZKAGWTHax5LBKpGu92SgdZiuKXUtCq4PagTQgjBX3rvnlFPnrnF0Okul RFeQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from; bh=xsgbSRo2pb/gV4tPE+0ku2JoG3cu3G1rmBGweCf/7BI=; fh=3zKfp0N1iQ8XuFwY9vw8wAG4eQogBThtfQ7kcd79c0A=; b=zFULfmK3W4ioln7/B+jdTkyUmIUuRLx3zm8RwrF+uU0eN2C6vDqSVaVSS44Ydcd1Lu eJ11YgNhvD+fDSYEnUhqjlG/ZFIIl7WSmt+dAE4ortMnkH8jebl16ZVSDrg0Sp6qzPiq RtCJzeyj1ISB4PIVNjx6AiU4FBMWSg16UonHj83amw3B33d7RICzKqO3MkEFDJTjuuQF uwqenOfsAXqfLLu/yZywPIacQOM1PZwsSNlD9ArXdtLbMbwtG8cdFwLZBMeCIOwpXTR2 8HO5B9Ds37Mv7YMYlii7yKNama4NuXdQ9wnJRUJ+k+aP2GzgRrEVwiZO/hH/JLNjygge 7+Ng== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id u7-20020a1709060b0700b0099b4e5359c0si1960119ejg.151.2023.07.21.00.49.48; Fri, 21 Jul 2023 00:50:12 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229992AbjGUHWG (ORCPT + 99 others); Fri, 21 Jul 2023 03:22:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52092 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229786AbjGUHWD (ORCPT ); Fri, 21 Jul 2023 03:22:03 -0400 Received: from muru.com (muru.com [72.249.23.125]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id E1795E75; Fri, 21 Jul 2023 00:22:02 -0700 (PDT) Received: from hillo.muru.com (localhost [127.0.0.1]) by muru.com (Postfix) with ESMTP id A179F807E; Fri, 21 Jul 2023 07:22:00 +0000 (UTC) From: Tony Lindgren To: Greg Kroah-Hartman , Jiri Slaby Cc: Andy Shevchenko , Dhruva Gole , =?utf-8?q?Ilpo_J=C3=A4rvinen?= , John Ogness , Johan Hovold , Sebastian Andrzej Siewior , Vignesh Raghavendra , linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, linux-omap@vger.kernel.org Subject: [PATCH v3 0/3] Serial core controller port device name fixes Date: Fri, 21 Jul 2023 10:21:39 +0300 Message-ID: <20230721072147.59121-1-tony@atomide.com> X-Mailer: git-send-email 2.41.0 MIME-Version: 1.0 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1772015648966705012 X-GMAIL-MSGID: 1772015648966705012 A few issues have been found with device naming for the serial core controller port device. These issues currently mostly affect the output for /sys/bus/serial-base/devices, but need to be also fixed to avoid port addressing issues later on. Changes since v2: - Fix my email script as it had started to drop linux-serial as noted by Greg - Explain why we're changing ctrl_id as requested by Greg Changes since v1: - Port id cannot be negative as noted by Jiri - Controller id cannot be negative as noted by Andy - Port name is missing the controller instance as noted by Andy Tony Lindgren (3): serial: core: Controller id cannot be negative serial: core: Fix serial core port id to not use port->line serial: core: Fix serial core controller port name to show controller id drivers/tty/serial/8250/8250_core.c | 2 ++ drivers/tty/serial/serial_base_bus.c | 33 ++++++++++++++++++---------- include/linux/serial_core.h | 3 ++- 3 files changed, 25 insertions(+), 13 deletions(-) Reviewed-by: Andy Shevchenko