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 DFC57C4332F for ; Tue, 13 Dec 2022 14:09:55 +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:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=cZj5esNf9pYO735Yt4SofYNcT0WQl6y13aYPEFcqzc0=; b=jcRx7CjgwBCbJb 0NMNYSDoZIr72ZwrdueMjYkKXa009SSkP8iADAM6x3VUWhyvNVy/Hr70W9n/2VgSZsnBdmlZs0F25 WS7w+mx6ZmJx/Ja7lGPqZWR3GGNdVqzZHjmAcIu3ZgrmXKgF+iW5A+GhqzFfwA7Coeky7xIrMcyA/ J4Jon7yZbsdr5Er0OlZgfXbL5OzSWIDj/kgzRHue6NcwzQzOAQ1wdocfWpKTvTWkyyZOzd3s2/Toj HriBJ0mJkghjTzlOVgO4XxRlge9td6HCOd1llrGfXzhRoaqc5ONjOl5Ei5a0dNXUw+0jDM13pE8jx +PGP3x/dpncbt76FTZKQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1p55xe-000usD-K6; Tue, 13 Dec 2022 14:08:46 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1p55xb-000uo3-8f; Tue, 13 Dec 2022 14:08:44 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 39AC861541; Tue, 13 Dec 2022 14:08:42 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 80A5EC433D2; Tue, 13 Dec 2022 14:08:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1670940521; bh=M2Je/haA40Wu9LCU1PfMEDvXGneFkuJ8iybnSPHk2oI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=UxWcVgkZrWmEEJ8Ao51oMyMe+heeIkwUihFgxIgb0XlgHRs/hGIVJLR2uV9H8XQDz 6UqQMpJIgarzttGleoBAESwIMUpxmpUdiwD6CYSZA0XgMAM5o6AWnP5zwY9HrrcaAG wWstqE9uA1p3UZGVG5jzl3t3kDy4xsUkllpUnKSmYQFxKeFhogvbNQruMP5TqX9dd6 DJ8nI6WYU66GdYR24n4yaKBP8bEbuEA2eYhAgLxujnmsKl++3Cg/hIop0ZBS75cQKC dHxcoyVPrNAaQXGTYvnLo3raoDCUFQcRVlcCWWPfv3fSuw8xHje3l4aQTt7G8mxAmJ TlgBjeRHXMwaQ== Received: from johan by xi.lan with local (Exim 4.94.2) (envelope-from ) id 1p55xz-00042N-Hl; Tue, 13 Dec 2022 15:09:07 +0100 From: Johan Hovold To: Thomas Gleixner , Marc Zyngier Cc: Hector Martin , Sven Peter , Alyssa Rosenzweig , Andrew Lunn , Gregory Clement , Sebastian Hesselbarth , Florian Fainelli , Broadcom internal kernel review list , Ray Jui , Scott Branden , asahi@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rpi-kernel@lists.infradead.org, Johan Hovold Subject: [PATCH 2/2] genirq/irqdomain/msi: Add irq_domain_alloc_irqs_affinity() wrapper Date: Tue, 13 Dec 2022 15:08:44 +0100 Message-Id: <20221213140844.15470-3-johan+linaro@kernel.org> X-Mailer: git-send-email 2.37.4 In-Reply-To: <20221213140844.15470-1-johan+linaro@kernel.org> References: <20221213140844.15470-1-johan+linaro@kernel.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221213_060843_425864_2E90D039 X-CRM114-Status: GOOD ( 13.93 ) 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: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The full __irq_domain_alloc_irqs() interface was initially only intended for some legacy (x86) use cases while most callers should use the irq_domain_alloc_irqs() wrapper. Add a matching irq_domain_alloc_irqs_affinity() wrapper that can be used when an affinity hint needs to be provided and use it for MSI allocations. Signed-off-by: Johan Hovold --- include/linux/irqdomain.h | 15 +++++++++++++++ kernel/irq/msi.c | 6 +++--- 2 files changed, 18 insertions(+), 3 deletions(-) diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index cad47737a052..b1b06d75d31a 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -507,6 +507,14 @@ static inline int irq_domain_alloc_irqs(struct irq_domain *domain, NULL); } +static inline int irq_domain_alloc_irqs_affinity(struct irq_domain *domain, + unsigned int nr_irqs, int node, void *arg, + const struct irq_affinity_desc *affinity) +{ + return __irq_domain_alloc_irqs(domain, -1, nr_irqs, node, arg, false, + affinity); +} + extern int irq_domain_alloc_irqs_hierarchy(struct irq_domain *domain, unsigned int irq_base, unsigned int nr_irqs, void *arg); @@ -585,6 +593,13 @@ static inline int irq_domain_alloc_irqs(struct irq_domain *domain, return -1; } +static inline int irq_domain_alloc_irqs_affinity(struct irq_domain *domain, + unsigned int nr_irqs, int node, void *arg, + const struct irq_affinity_desc *affinity) +{ + return -1; +} + static inline void irq_domain_free_irqs(unsigned int virq, unsigned int nr_irqs) { } diff --git a/kernel/irq/msi.c b/kernel/irq/msi.c index bd4d4dd626b4..01f7f3c8d77a 100644 --- a/kernel/irq/msi.c +++ b/kernel/irq/msi.c @@ -1272,9 +1272,9 @@ static int __msi_domain_alloc_irqs(struct device *dev, struct irq_domain *domain ops->set_desc(&arg, desc); - virq = __irq_domain_alloc_irqs(domain, -1, desc->nvec_used, - dev_to_node(dev), &arg, false, - desc->affinity); + virq = irq_domain_alloc_irqs_affinity(domain, desc->nvec_used, + dev_to_node(dev), &arg, + desc->affinity); if (virq < 0) return msi_handle_pci_fail(domain, desc, allocated); -- 2.37.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel