From patchwork Tue Apr 6 09:35:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marc Zyngier X-Patchwork-Id: 12184689 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-17.0 required=3.0 tests=BAYES_00,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4BF1DC43470 for ; Tue, 6 Apr 2021 09:37:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 1F2B3613E4 for ; Tue, 6 Apr 2021 09:37:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S244925AbhDFJhI (ORCPT ); Tue, 6 Apr 2021 05:37:08 -0400 Received: from mail.kernel.org ([198.145.29.99]:55134 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S244897AbhDFJg4 (ORCPT ); Tue, 6 Apr 2021 05:36:56 -0400 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 D26C6613CD; Tue, 6 Apr 2021 09:36:26 +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 1lTi8H-005owA-2H; Tue, 06 Apr 2021 10:36:25 +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 Cc: Daniel Mack , Robert Jarzmik , Haojian Zhuang , Yoshinori Sato , Rich Felker , Thomas Bogendoerfer , Michael Ellerman , Thomas Gleixner Subject: [PATCH 5/9] irqdomain: Kill irq_create_strict_mappings()/irq_create_identity_mapping() Date: Tue, 6 Apr 2021 10:35:53 +0100 Message-Id: <20210406093557.1073423-6-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 Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org No user of these APIs are left, remove them. Signed-off-by: Marc Zyngier --- include/linux/irqdomain.h | 9 --------- kernel/irq/irqdomain.c | 35 ----------------------------------- 2 files changed, 44 deletions(-) diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index b9600f24878a..3997ed9e4d7d 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -411,15 +411,6 @@ static inline unsigned int irq_linear_revmap(struct irq_domain *domain, } extern unsigned int irq_create_direct_mapping(struct irq_domain *host); -extern int irq_create_strict_mappings(struct irq_domain *domain, - unsigned int irq_base, - irq_hw_number_t hwirq_base, int count); - -static inline int irq_create_identity_mapping(struct irq_domain *host, - irq_hw_number_t hwirq) -{ - return irq_create_strict_mappings(host, hwirq, hwirq, 1); -} extern const struct irq_domain_ops irq_domain_simple_ops; diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c index dfa716305ea9..0ba761e6b0a8 100644 --- a/kernel/irq/irqdomain.c +++ b/kernel/irq/irqdomain.c @@ -703,41 +703,6 @@ unsigned int irq_create_mapping_affinity(struct irq_domain *domain, } EXPORT_SYMBOL_GPL(irq_create_mapping_affinity); -/** - * irq_create_strict_mappings() - Map a range of hw irqs to fixed linux irqs - * @domain: domain owning the interrupt range - * @irq_base: beginning of linux IRQ range - * @hwirq_base: beginning of hardware IRQ range - * @count: Number of interrupts to map - * - * This routine is used for allocating and mapping a range of hardware - * irqs to linux irqs where the linux irq numbers are at pre-defined - * locations. For use by controllers that already have static mappings - * to insert in to the domain. - * - * Non-linear users can use irq_create_identity_mapping() for IRQ-at-a-time - * domain insertion. - * - * 0 is returned upon success, while any failure to establish a static - * mapping is treated as an error. - */ -int irq_create_strict_mappings(struct irq_domain *domain, unsigned int irq_base, - irq_hw_number_t hwirq_base, int count) -{ - struct device_node *of_node; - int ret; - - of_node = irq_domain_get_of_node(domain); - ret = irq_alloc_descs(irq_base, irq_base, count, - of_node_to_nid(of_node)); - if (unlikely(ret < 0)) - return ret; - - irq_domain_associate_many(domain, irq_base, hwirq_base, count); - return 0; -} -EXPORT_SYMBOL_GPL(irq_create_strict_mappings); - static int irq_domain_translate(struct irq_domain *d, struct irq_fwspec *fwspec, irq_hw_number_t *hwirq, unsigned int *type)