From patchwork Tue Apr 6 09:35:51 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Zyngier X-Patchwork-Id: 1462681 Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=lists.ozlabs.org (client-ip=112.213.38.117; helo=lists.ozlabs.org; envelope-from=linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org; receiver=) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4FF2VP1J2Zz9sWd for ; Tue, 6 Apr 2021 19:37:01 +1000 (AEST) Received: from boromir.ozlabs.org (localhost [IPv6:::1]) by lists.ozlabs.org (Postfix) with ESMTP id 4FF2VP0ZJrz3byW for ; Tue, 6 Apr 2021 19:37:01 +1000 (AEST) X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=kernel.org (client-ip=198.145.29.99; helo=mail.kernel.org; envelope-from=maz@kernel.org; receiver=) Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4FF2Tl6GcLz3036 for ; Tue, 6 Apr 2021 19:36:27 +1000 (AEST) Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id A0EE7613C2; Tue, 6 Apr 2021 09:36:25 +0000 (UTC) Received: from 78.163-31-62.static.virginmediabusiness.co.uk ([62.31.163.78] helo=why.lan) by disco-boy.misterjones.org with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94) (envelope-from ) id 1lTi8F-005owA-TP; Tue, 06 Apr 2021 10:36:24 +0100 From: Marc Zyngier To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org Subject: [PATCH 3/9] irqchip/jcore-aic: Kill use of irq_create_strict_mappings() Date: Tue, 6 Apr 2021 10:35:51 +0100 Message-Id: <20210406093557.1073423-4-maz@kernel.org> X-Mailer: git-send-email 2.29.2 In-Reply-To: <20210406093557.1073423-1-maz@kernel.org> References: <20210406093557.1073423-1-maz@kernel.org> MIME-Version: 1.0 X-SA-Exim-Connect-IP: 62.31.163.78 X-SA-Exim-Rcpt-To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, daniel@zonque.org, robert.jarzmik@free.fr, haojian.zhuang@gmail.com, ysato@users.sourceforge.jp, dalias@libc.org, tsbogend@alpha.franken.de, mpe@ellerman.id.au, tglx@linutronix.de X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Thomas Bogendoerfer , Yoshinori Sato , Haojian Zhuang , Rich Felker , Thomas Gleixner , Robert Jarzmik , Daniel Mack Errors-To: linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org Sender: "Linuxppc-dev" irq_create_strict_mappings() is a poor way to allow the use of a linear IRQ domain as a legacy one. Let's be upfront about it. Signed-off-by: Marc Zyngier --- drivers/irqchip/irq-jcore-aic.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/irqchip/irq-jcore-aic.c b/drivers/irqchip/irq-jcore-aic.c index 033bccb41455..5f47d8ee4ae3 100644 --- a/drivers/irqchip/irq-jcore-aic.c +++ b/drivers/irqchip/irq-jcore-aic.c @@ -100,11 +100,11 @@ static int __init aic_irq_of_init(struct device_node *node, jcore_aic.irq_unmask = noop; jcore_aic.name = "AIC"; - domain = irq_domain_add_linear(node, dom_sz, &jcore_aic_irqdomain_ops, + domain = irq_domain_add_legacy(node, dom_sz - min_irq, min_irq, min_irq, + &jcore_aic_irqdomain_ops, &jcore_aic); if (!domain) return -ENOMEM; - irq_create_strict_mappings(domain, min_irq, min_irq, dom_sz - min_irq); return 0; }