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: 13051174 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 75729C4332F for ; Mon, 21 Nov 2022 14:43:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:Date:MIME-Version:References:Subject:Cc :To:From:Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To: List-Owner; bh=wTqRamzHwRvjIkMog0SowK4MwPafbUw37fEYdZA/7Og=; b=PxHX9U/jVWG+ly OSXEHZbUTn7/rwjiLqjh7GwXZcSXmFjY7qF1Qd0VIAGnE/JD/g7/tStjM3ybgBwJj8WouO8drkjeH NCGb9/hO9voLEzGnOgZi3olFjBcvOIhcCigM3Uu6ax1p/m2pZ0TD0ELn2sZksSB6769WqeZ/51jR4 VzHzW7hCuRVWBqJ0PfbBkldGRilgHA9FvTi8bqcYI3jDo9QTKRMrZgjsVHeISHfR9jqPbmIYHAQl5 v/4EvkO6QuSIwEElnKqrH7CuW1Z67F4KuI7XZQ1sir/FNPStxMiTd3FMRHR8K/CAtYRVmuBZ2l+d8 BP9tVRLjtFXGDBuUjiSQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ox80H-00ElIG-9e; Mon, 21 Nov 2022 14:42:33 +0000 Received: from galois.linutronix.de ([193.142.43.55]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ox7xU-00EiKP-MU for linux-arm-kernel@lists.infradead.org; Mon, 21 Nov 2022 14:39:42 +0000 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) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221121_063940_896008_4190C26E X-CRM114-Status: GOOD ( 11.94 ) 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 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);