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 2A5FDCC6B1A for ; Wed, 14 Oct 2026 12:36:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=om1ONkc929u95vn1fQ/Nbz6FD0lMp1Ust+GYISd+Hxs=; b=VAU8KNB2w0jn2wzleJAmCByoRq piY2zpXAcvLNbDFJDx3wzKT3sJr+095vmN45ntGVWoMWfh/XZcwN9jMZNyEh3FfX22TrCM09RSehS pDNhjeEEIGkrWg4Vq9V3C+IF4djPmtc4fRuzdkSBfVYZPXCX9a/WwnjwQHjfKiEb/iKiX1tB4pNMq rHqjzjxxYfKrN1oh+UEpnLaf6ou+/Y7W7nsmDK6MiQ7xoyLMdQG2UhmwqrlDFaCPXv9nbgZ30P1lS 8Rh6GhdjdbA47nyhSxCP9QWVuoxKoJTBhuBldJYSE3Xzhs0QTijfMxOxJ46j6jilGTbLxawFUwUQd kaptlciA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1xGyDH-0000000FRMr-3SCR; Wed, 14 Oct 2026 12:36:07 +0000 Received: from mail-wr1-x430.google.com ([2a00:1450:4864:20::430]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1xGyCz-0000000FRI4-2ESu for linux-arm-kernel@lists.infradead.org; Wed, 14 Oct 2026 12:35:55 +0000 Received: by mail-wr1-x430.google.com with SMTP id ffacd0b85a97d-48b0946c2c2so2597177f8f.3 for ; Wed, 14 Oct 2026 05:35:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1791981348; x=1792586148; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:sender:from:to:cc:subject:date :message-id:reply-to:content-type; bh=om1ONkc929u95vn1fQ/Nbz6FD0lMp1Ust+GYISd+Hxs=; b=B/P7NXkkdW1gyxoTokvTre0TJB8MM5GSOT03G0s50hOsmquTUYYdpktidvMQYEkrrD zyg8vLHB1muVdx/YDHke4ksXbgvHefL6zkIPb1UOxehthJGgE1+b7uMVPSezGWIjO9Di UDXPqGc1Mxb9jA1dNl0DpQp3Y8CENC+Ki79W3PmSw+35K4qWePu39y3SZxRpT7DVntGw WeOov7XjfRmyTjSvOO41vuWn9R0BQS4+/WQwuz2UuPAyWcXNhf/DcZPjNRhMAJPZ5Y9W e7SksMovEINc5fsmI7oqXWLt9nBX5Jtk7rFofMtkitWAWwiJgWvdLytPMZqvntverYJU xE/g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791981348; x=1792586148; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:sender:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=om1ONkc929u95vn1fQ/Nbz6FD0lMp1Ust+GYISd+Hxs=; b=UjuaB0eNJ7mQ2tt0ddDnrMiyCPA9YpKdOfZwJtNEuuQJM++Cjiu9kmpXs/iRrnSJ8H mBr93XX0GSFi+uLtcMjs3Xwsyymi3uLizUCWJv3NGFdxUP6rzdUHRI4lSDQgHvhNhi66 pQfzuVnPLPwGQYR2HXHVYwUSkbgLtuxBcBY9qjJHiWS9XMEmD9YJH+IJDbFRHFOVpTVl 4O+peSM9zGUKgP/R5vWN1nln15mHS3+tHzxmNswMbKwRQBqY2P+cx77BYpzUnXLmNzXv MyOvCe2w7p/BMcE9Kmo3czq4Xkb6qgJdAG4TN2AVj+K1oeI4tQn2pr+/LxrFgUkohHXK C9lQ== X-Forwarded-Encrypted: i=1; AKwUvBxFJxhbl33ACQTeGijBVhEnvQSK9ltDdXFkPnD66C9RJbSy5xTYUR3nCC+eSko77RiNhMGK+oWWhM/svXNiEB2C@lists.infradead.org X-Gm-Message-State: AFq9FYLH6nt7DwiCPbvqU83EKIwVolJMmzww35mVVqn0Nzhps9Ve7iX8 itjI94IwVyAiSwb/9mkKIdrIT4JGuGRxV91n7wstuPyt1lBIn7hN+cLV X-Gm-Gg: AYBFou2rDQGjY8fzwAXVbbk7v2QfXHAhbRCPubVJjUBhVozYJrvTkKZuMM9EqQmKCcT TzRQ1WWlys6Hg0MDwp0VenHSz0CzhV7RO9wtbkypsU9CtNH2Cnxrwg4JF0ZcdEzY/bu+yM6slo8 +m8vyAcJOTQp5li/mSO6Et+9NJg52j++2crJMuTkyUgMvaOcxvudWyvFErm8Fb6meGPjDHpdJzQ Lf4DJ5aXLOS814Fjdn3/cPxvJonHnhzg9ehne5AMrIhgux9Bag3QTQ69oXK370dvehxLxRKUnlf RXQL3MtzHsP4d6ppoczr3mvJwfK2AVct6G5YBukPDQCBDOkoAtWtSD0vFnpsnIdcWmdozKXeEts Z+qLyYvwMsb5dSpQ4sAnatVNYOvS1HJ8wmFbuc96EOg58h1np82GY1wYXaSMGQDaNGaDwQYrO1O 8DmBGdg0O3cz+1P9zbx/clu+fC2HZj9MJ8hr2y4lVA2H0lexgkN+i0gF/bo/rxJEy3zNAuasyV/ p5mKwwTyx4WHAY9sShiCDTrwBVSp1XBbFdO7t2uwFwVQFrLWa26gejOkJCYOMA= X-Received: by 2002:adf:e007:0:20b0:487:8ba:8aa4 with SMTP id ffacd0b85a97d-48dbace50e3mr22564611f8f.38.1791981347653; Wed, 14 Oct 2026 05:35:47 -0700 (PDT) Received: from nixos-office (29.pool92-59-2.dynamic.orange.es. [92.59.2.29]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48ded3874c6sm3003353f8f.18.2026.10.14.05.35.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 Oct 2026 05:35:47 -0700 (PDT) From: Julian Braha To: mark.rutland@arm.com, lpieralisi@kernel.org, sudeep.holla@kernel.org, tglx@kernel.org Cc: radu@rendec.net, vsethi@nvidia.com, maz@kernel.org, sdonthineni@nvidia.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Julian Braha Subject: [PATCH v3 1/2] irqchip: gic-v3: only select HAVE_ARM_SMCCC_DISCOVERY on arm64 Date: Wed, 14 Oct 2026 13:35:38 +0100 Message-ID: <20261014123539.2259230-2-julianbraha@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20261014123539.2259230-1-julianbraha@gmail.com> References: <20261014123539.2259230-1-julianbraha@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261014_053554_260505_569F907C X-CRM114-Status: GOOD ( 12.73 ) 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 ARM_PSCI_FW is always enabled for arm64, and the GICv3 driver only uses HAVE_ARM_SMCCC_DISCOVERY to identify the NVIDIA T241, which is arm64 anyway. For ARM_GIC_V3, let's only select HAVE_ARM_SMCCC_DISCOVERY on arm64. Fixes: 35727af2b15d ("irqchip/gicv3: Workaround for NVIDIA erratum T241-FABRIC-4") Suggested-by: Marc Zyngier Signed-off-by: Julian Braha --- Changes since v2: - split out changes into two patches Link to v2: https://lore.kernel.org/all/20260823180832.1246363-1-julianbraha@gmail.com/ Changes since v1: - remove select and dependency on ARM_PSCI_FW, - make the HAVE_ARM_SMCCC_DISCOVERY 'select' conditional on arm64 Link to v1: https://lore.kernel.org/all/20260801212235.2692694-1-julianbraha@gmail.com/ --- drivers/irqchip/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/irqchip/Kconfig b/drivers/irqchip/Kconfig index a8f8c423b795..31b7e4c90007 100644 --- a/drivers/irqchip/Kconfig +++ b/drivers/irqchip/Kconfig @@ -37,7 +37,7 @@ config ARM_GIC_V3 bool select IRQ_DOMAIN_HIERARCHY select GENERIC_IRQ_EFFECTIVE_AFF_MASK if SMP - select HAVE_ARM_SMCCC_DISCOVERY + select HAVE_ARM_SMCCC_DISCOVERY if ARM64 select IRQ_MSI_IOMMU config ARM_GIC_ITS_PARENT -- 2.55.0