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 03C7BC4332F for ; Sat, 15 Oct 2022 10:00:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229470AbiJOKAm (ORCPT ); Sat, 15 Oct 2022 06:00:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43142 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229485AbiJOKAk (ORCPT ); Sat, 15 Oct 2022 06:00:40 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 287794448F for ; Sat, 15 Oct 2022 03:00:36 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id 3FA5FB802C4 for ; Sat, 15 Oct 2022 10:00:35 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EC78AC433D6; Sat, 15 Oct 2022 10:00:33 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1665828034; bh=HrI2kYW6SGUm8c2Nqp5baoYM198J/sTd2eJpsUB1Wsw=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=kkiLQN5YYUR9JgcsY53lqNCV8oNzvBNRCyeoxMP7p7BZaWv0L49jS1RL5HdbLainf FdiQjt1BOsP8bLl5GT79OVoVoJpWxsK3zJib292Pk0U75tybqNp03P/vl1FrmL0Umf wkN0EEoCVkzH36VSG+O9AuhucT1w+TTzmddQM3zKJeAzeIpi7FvKuirUYwpvbGll4k c8UKZFsfDlRSpgASlAG3hhBavHHZE7DWrGc+a6tj1cwJDUpI5zXdN96FM2a7nZQUKc QJO3uz9u7B2iIU9eZc3DmKngZU2IVlKwNoaOMXzYN9J0qmhuPi5g7JufixSqZmmJnK 83PrjfNF0w34g== Received: from sofa.misterjones.org ([185.219.108.64] helo=goblin-girl.misterjones.org) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.95) (envelope-from ) id 1ojdy3-00Gg5T-Lb; Sat, 15 Oct 2022 11:00:31 +0100 Date: Sat, 15 Oct 2022 11:00:31 +0100 Message-ID: <86bkqdflts.wl-maz@kernel.org> From: Marc Zyngier To: Kalle Valo Cc: Linus Walleij , =?UTF-8?B?UmFmYcWCIE1pxYJl?= =?UTF-8?B?Y2tp?= , linux-wireless@vger.kernel.org, Bartosz Golaszewski Subject: Re: [PATCH] bcma: gpio: Convert to immutable gpio irqchip In-Reply-To: <878rlh4rm2.fsf@kernel.org> References: <20221012192348.2234478-1-linus.walleij@linaro.org> <878rlh4rm2.fsf@kernel.org> User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM-LB/1.14.9 (=?UTF-8?B?R29qxY0=?=) APEL-LB/10.8 EasyPG/1.0.0 Emacs/27.1 (aarch64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-SA-Exim-Connect-IP: 185.219.108.64 X-SA-Exim-Rcpt-To: kvalo@kernel.org, linus.walleij@linaro.org, zajec5@gmail.com, linux-wireless@vger.kernel.org, brgl@bgdev.pl X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Precedence: bulk List-ID: X-Mailing-List: linux-wireless@vger.kernel.org On Sat, 15 Oct 2022 05:51:01 +0100, Kalle Valo wrote: > > Linus Walleij writes: > > > This switches the BCMA gpio irqchip to be immutable. > > > > Tested on the D-Link DWL-6810AP. > > I'm not familiar with the gpio system, what's the benefit from this? I > can add that to the commit log. TL;DR: the GPIO subsystem plays dirty tricks on the irqchip structures, and we're fixing it one driver at a time. See merge commit 4bde53ab3370 for all the details. Thanks, M. -- Without deviation from the norm, progress is not possible.