From patchwork Mon Nov 21 14:39:38 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Gleixner X-Patchwork-Id: 13051183 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 7BC7AC352A1 for ; Mon, 21 Nov 2022 14:48:20 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230497AbiKUOsS (ORCPT ); Mon, 21 Nov 2022 09:48:18 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33916 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232213AbiKUOre (ORCPT ); Mon, 21 Nov 2022 09:47:34 -0500 Received: from galois.linutronix.de (Galois.linutronix.de [IPv6:2a0a:51c0:0:12e:550::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D28B3D2987; Mon, 21 Nov 2022 06:41:40 -0800 (PST) Message-ID: <20221121140048.785620505@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1669041578; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=lryKCdg7QeE0MhY5O2OfgLlItEx02Ny9/G/YzdpvlKM=; b=EvfA4ChliMdUWDqFwD48kq3Hg0yw0bqkMrO1I5BIckFvTPdega+p+b5VYOwVlM76jwFHLW adCBGVY5fe7qKOI6TX/hnojOb8TxywOTUDg2KFJhXFkRtxZTII+5r4mx5Ciip9wBI81VVG zy9EX16+9f55IyVJUjCOfcB+aK6H+7Nw/cM89SZ5K8p9r+kgk4PRC6HwFWq22aScexZWKh 6xT3b8avmlv/OraRbE5S/3bFXs1w8qx2z7bK03svjMgz7699ieamCuRwOo0lPHIiRWhhag qejNDCdn9UdihbEkhouzH5Vhtc7XjquHuIV2zbaaFqSBCxsaLHtSrog9RJZqGw== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1669041578; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: references:references; bh=lryKCdg7QeE0MhY5O2OfgLlItEx02Ny9/G/YzdpvlKM=; b=eKAUQqZWCQ4VtNX8iVvvP7N4sbQ/Pq5wipjeK7yYD6tszP4D450UAP/9XSiZgzOVuUq9mE GiklmwXIgED4jwAw== From: Thomas Gleixner To: LKML Cc: Will Deacon , linux-pci@vger.kernel.org, Bjorn Helgaas , Lorenzo Pieralisi , Marc Zyngier , Greg Kroah-Hartman , Jason Gunthorpe , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Ammar Faizi , Robin Murphy , Lorenzo Pieralisi , Nishanth Menon , Tero Kristo , Santosh Shilimkar , linux-arm-kernel@lists.infradead.org, Vinod Koul , Sinan Kaya , Andy Gross , Bjorn Andersson , Mark Rutland , Shameerali Kolothum Thodi , Zenghui Yu , Shawn Guo , Sascha Hauer , Fabio Estevam Subject: [patch V2 08/40] genirq/irqdomain: Remove the param count restriction from select() References: <20221121135653.208611233@linutronix.de> MIME-Version: 1.0 Date: Mon, 21 Nov 2022 15:39:38 +0100 (CET) Precedence: bulk List-ID: X-Mailing-List: linux-pci@vger.kernel.org Now that the GIC-v3 callback can handle invocation with a fwspec parameter count of 0 lift the restriction in the core code and invoke select() unconditionally when the domain provides it. Preparatory change for per device MSI domains. Signed-off-by: Thomas Gleixner --- kernel/irq/irqdomain.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/kernel/irq/irqdomain.c +++ b/kernel/irq/irqdomain.c @@ -417,7 +417,7 @@ struct irq_domain *irq_find_matching_fws */ mutex_lock(&irq_domain_mutex); list_for_each_entry(h, &irq_domain_list, link) { - if (h->ops->select && fwspec->param_count) + if (h->ops->select) rc = h->ops->select(h, fwspec, bus_token); else if (h->ops->match) rc = h->ops->match(h, to_of_node(fwnode), bus_token);