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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id DAC3BCCD184 for ; Thu, 9 Oct 2025 16:42:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Subject:CC:To: From:Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=/O+WiXa9kFXuOeBJBft4ij8YSOCSBc3nf1MTWy21JB4=; b=WRcCx8z66kP5Iwb02K5fj/AV8J em43IRRH77kQpWTbRXY8A1TeA5+G7vwlt2BmaDwZoE/3uPR/wIEd1ta2RRN+cO38qw+ncko0OIk4u GRnt7dC1ll5rAKlHAgnGs5m88fplYl2/fb/gSEhO71yuD2fEELJ/yUVoHpXjlQ20wBJLszAQF0bCP i9Gl8jCBWd0b/Xl/ct6F+Xl01c5Sjyh0qFO2xY2FkXaQFcxBNWnZw4eC9UwFam2fvUVTqCofEAQ7l xaExqu1rizACkRt0XmAVBVeYHXeyFK8nj2hvlHY/mlH4As5nO6fWJt96q+CHhhZNK3cRhww4WX6IQ OlURfcdg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1v6tif-00000006iHM-2QkR; Thu, 09 Oct 2025 16:42:21 +0000 Received: from frasgout.his.huawei.com ([185.176.79.56]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1v6tib-00000006iFX-3xda for linux-arm-kernel@lists.infradead.org; Thu, 09 Oct 2025 16:42:19 +0000 Received: from mail.maildlp.com (unknown [172.18.186.231]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4cjFvg6BF6z6L4sv; Fri, 10 Oct 2025 00:39:27 +0800 (CST) Received: from dubpeml100005.china.huawei.com (unknown [7.214.146.113]) by mail.maildlp.com (Postfix) with ESMTPS id A69671402EA; Fri, 10 Oct 2025 00:42:02 +0800 (CST) Received: from localhost (10.203.177.15) by dubpeml100005.china.huawei.com (7.214.146.113) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.1544.11; Thu, 9 Oct 2025 17:42:01 +0100 Date: Thu, 9 Oct 2025 17:42:00 +0100 From: Jonathan Cameron To: Marc Zyngier CC: , , , Thomas Gleixner , "Mark Rutland" , Will Deacon , "Rafael J. Wysocki" , Rob Herring , "Saravana Kannan" , Greg Kroah-Hartman , Sven Peter , Janne Grunau , Suzuki K Poulose , James Clark Subject: Re: [PATCH v3 01/26] irqdomain: Add firmware info reporting interface Message-ID: <20251009174200.0000281c@huawei.com> In-Reply-To: <20250922082833.2038905-2-maz@kernel.org> References: <20250922082833.2038905-1-maz@kernel.org> <20250922082833.2038905-2-maz@kernel.org> X-Mailer: Claws Mail 4.3.0 (GTK 3.24.42; x86_64-w64-mingw32) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.203.177.15] X-ClientProxiedBy: lhrpeml500011.china.huawei.com (7.191.174.215) To dubpeml100005.china.huawei.com (7.214.146.113) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251009_094218_128485_CAF8DDDD X-CRM114-Status: UNSURE ( 9.56 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, 22 Sep 2025 09:28:08 +0100 Marc Zyngier wrote: > Allow an irqdomain callback to report firmware-provided information > that is otherwise not available in a generic way. This is reported > using a new data structure (struct irq_fwspec_info). > > This callback is optional and the only information that can be > reported currently is the affinity of an interrupt. However, the > containing structure is designed to be extensible, allowing other > potentially relevant information to be reported in the future. > > Signed-off-by: Marc Zyngier Reviewed-by: Jonathan Cameron