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 F3032C3ABAC for ; Tue, 6 May 2025 15:50:31 +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:Cc:To:In-Reply-To:References :Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version:Subject:Date: From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=7vGvn6v/JhWXDppMKqyR3MxE1Wuyes3IBGzkO+8ocyw=; b=HRmYqXTnQyJc/XOAKQgvffKZ0a /ivjT9a5QAAp/xcHYAxaAwLcTibHzDwBWDHmQe8WybgmpipcTSoMz+Kex6fJGIrpLq3Gx0+TYg6fg CvT5y/u1KrzlPnrZ4vAspBFe/hzJK2WtyT7lTPyoRP1ZeTfk3ExdrdAkhIwCt3c5p9oQ10HkduIBv kKJ3cQpkcENEwDc3CP7JLDOpWqRim8hRQB8e/ROh1/RSPBIiG3i0NxxD3t+RQgHaE9PzqEC85sp5p XQrjhsDQdY7N/REnEdGNjFBobQ5+410Xo7hShfIKusaPCxLNBsBnZ8Ik/z6R0UOil211aoEKufB2T ruw5IgsQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uCKYn-0000000CYKd-437W; Tue, 06 May 2025 15:50:21 +0000 Received: from dfw.source.kernel.org ([139.178.84.217]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uCHMF-0000000Btbe-25WX for linux-arm-kernel@lists.infradead.org; Tue, 06 May 2025 12:25:12 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id AFD8C5C0C3A; Tue, 6 May 2025 12:22:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id AE7D8C4CEE4; Tue, 6 May 2025 12:25:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746534310; bh=J4d+23jK1xcMwImyyVNILtAarSzyfyzelW1CaxCFjwc=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=oMgVqzfhMhks+7LgtwSz3BViAVXuV2TpcsegwgPYw8M8RiCiir6can3wbiOx9eowt 2FVIq5hS7eQM2Sh9S8UQ7Dupznk/PTJ+3MXjtwqRH9RbIsXeMsRG+n1Hx7rifEZgI3 4vZI3NRD3OrZG9XaHD9JUtuScYsaYvm6RtfrWf/KOZHmS8wUF1eSglhWxhytBYOEIR ekljig2gLlyrgBMMBRePou2aCT8yc89Ap3bW0SxYscaAA4+u38YWshQoMTd/KAR4bC rZnRbOVe05Nmb0eccUXEHG0jOBlM5z7q2jW6zaIgkbfJDNtK91v4McJ5gP/Zj+MYt7 kfSOptTJRvjLg== From: Lorenzo Pieralisi Date: Tue, 06 May 2025 14:23:45 +0200 Subject: [PATCH v3 16/25] arm64: cpucaps: Rename GICv3 CPU interface capability MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250506-gicv5-host-v3-16-6edd5a92fd09@kernel.org> References: <20250506-gicv5-host-v3-0-6edd5a92fd09@kernel.org> In-Reply-To: <20250506-gicv5-host-v3-0-6edd5a92fd09@kernel.org> To: Marc Zyngier , Thomas Gleixner , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Catalin Marinas , Will Deacon Cc: Arnd Bergmann , Sascha Bischoff , Timothy Hayes , "Liam R. Howlett" , Mark Rutland , Jiri Slaby , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Lorenzo Pieralisi X-Mailer: b4 0.14.2 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250506_052511_625018_F4EC6061 X-CRM114-Status: GOOD ( 14.51 ) 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 In preparation for adding a GICv5 CPU interface capability, rework the existing GICv3 CPUIF capability - change its name and description so that the subsequent GICv5 CPUIF capability can be added with a more consistent naming on top. Suggested-by: Mark Rutland Signed-off-by: Lorenzo Pieralisi Cc: Will Deacon Cc: Catalin Marinas Cc: Marc Zyngier --- arch/arm64/kernel/cpufeature.c | 10 +++++----- arch/arm64/tools/cpucaps | 2 +- drivers/irqchip/irq-gic.c | 2 +- 3 files changed, 7 insertions(+), 7 deletions(-) diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index 9c4d6d552b25cb3a31d1fb267bd73d3f82513e69..cbb49de451f45fbee3100ea01e77b06352bd55ac 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -2283,11 +2283,11 @@ static bool can_use_gic_priorities(const struct arm64_cpu_capabilities *entry, int scope) { /* - * ARM64_HAS_GIC_CPUIF_SYSREGS has a lower index, and is a boot CPU + * ARM64_HAS_GICV3_CPUIF has a lower index, and is a boot CPU * feature, so will be detected earlier. */ - BUILD_BUG_ON(ARM64_HAS_GIC_PRIO_MASKING <= ARM64_HAS_GIC_CPUIF_SYSREGS); - if (!cpus_have_cap(ARM64_HAS_GIC_CPUIF_SYSREGS)) + BUILD_BUG_ON(ARM64_HAS_GIC_PRIO_MASKING <= ARM64_HAS_GICV3_CPUIF); + if (!cpus_have_cap(ARM64_HAS_GICV3_CPUIF)) return false; return enable_pseudo_nmi; @@ -2483,8 +2483,8 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_always, }, { - .desc = "GIC system register CPU interface", - .capability = ARM64_HAS_GIC_CPUIF_SYSREGS, + .desc = "GICv3 CPU interface", + .capability = ARM64_HAS_GICV3_CPUIF, .type = ARM64_CPUCAP_STRICT_BOOT_CPU_FEATURE, .matches = has_useable_gicv3_cpuif, ARM64_CPUID_FIELDS(ID_AA64PFR0_EL1, GIC, IMP) diff --git a/arch/arm64/tools/cpucaps b/arch/arm64/tools/cpucaps index 772c1b008e437ed34cedb1c0f663c4dcea8f6759..860ec49cc0530885c138b7dc7f67d58cd69b2593 100644 --- a/arch/arm64/tools/cpucaps +++ b/arch/arm64/tools/cpucaps @@ -34,7 +34,7 @@ HAS_GENERIC_AUTH HAS_GENERIC_AUTH_ARCH_QARMA3 HAS_GENERIC_AUTH_ARCH_QARMA5 HAS_GENERIC_AUTH_IMP_DEF -HAS_GIC_CPUIF_SYSREGS +HAS_GICV3_CPUIF HAS_GIC_PRIO_MASKING HAS_GIC_PRIO_RELAXED_SYNC HAS_HCR_NV1 diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c index 6503573557fdf295bc543b16b64e3e7dd6841321..1269ab8eb726afbb80849fd062612861680cb4d1 100644 --- a/drivers/irqchip/irq-gic.c +++ b/drivers/irqchip/irq-gic.c @@ -54,7 +54,7 @@ static void gic_check_cpu_features(void) { - WARN_TAINT_ONCE(this_cpu_has_cap(ARM64_HAS_GIC_CPUIF_SYSREGS), + WARN_TAINT_ONCE(this_cpu_has_cap(ARM64_HAS_GICV3_CPUIF), TAINT_CPU_OUT_OF_SPEC, "GICv3 system registers enabled, broken firmware!\n"); } -- 2.48.0