From patchwork Sat Jan 13 00:59:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeremy Linton X-Patchwork-Id: 124395 Delivered-To: patch@linaro.org Received: by 10.140.22.227 with SMTP id 90csp71757qgn; Fri, 12 Jan 2018 17:00:54 -0800 (PST) X-Google-Smtp-Source: ACJfBovaqRpBqGha7cNaqmW/zkLotvRcGuXw6ARtv5y1yD8VRZWXDL1zJXKiI5KVHf85GEtTTAjm X-Received: by 10.101.82.68 with SMTP id q4mr7937539pgp.385.1515805254038; Fri, 12 Jan 2018 17:00:54 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1515805254; cv=none; d=google.com; s=arc-20160816; b=wII7U4TUQbdyUQ5SIcT32sQATUN5shI62JHz41jcCEwD+gZ7t5kYBNSl8PQWIrnq9z htEjXLMUrDUKn0+WdPvhzHV+2U2LPh5JActTytFhlYD0N06bVRrPOcmEvPdgPSQifkK0 a9+yCo29fQh+R2BqKMGTnPsclRIHQxxUPqyIYsiQuqv+Uo3QprHFaZsvruYWsftG9oSm uYsrNRTiKOZqyo83iLvE9hEu8JwbxCz5o8zqfuZOt5ojL1zZ2JUffW6CXWC/UMMWr81u Cz8KRsK7UDm9Jm+T1UwqTqK6Ho/Z6QVDpjTgVMpv+bLZbVRlJc/njHi0jdU5/puIG5+F Bd2A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:arc-authentication-results; bh=4iPvFEq+tGKe9fBR5f3REmEVUIJuzQtM7sAa4kcVxgY=; b=PqGGCc6rgbzzE1QS5aZfRIAQ5+oG1hoTzDzOLo8O4GqoBcGDaGteQeXN3hIw4VWzuK y/LxDJKHWqskR93p1MCGSj0a6q+pEMKQZgyhpk6hYFjy23OWKANntvkyeJm92dWhGoxv K6nbgAgGZvc03sWr5in++dl9mv3VQSiz5ScG4KARly0OJ8jfI7bGaGQQfEJLoJwgFsNs +v3Sda86zb88jcQ4yYFlmmuqebAMOuwqmARmD1eACjcLi2Et2Q9cga/Y6ZtRZQqkcLSA vqYT8fObvw8QHo9D1bvPuqc+XK28HZtwWSXg2IukTeTt+785oEsho7aLvIzMr8QikVQY OmmA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id o3si16380564pld.695.2018.01.12.17.00.53; Fri, 12 Jan 2018 17:00:54 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965503AbeAMBAu (ORCPT + 28 others); Fri, 12 Jan 2018 20:00:50 -0500 Received: from foss.arm.com ([217.140.101.70]:53824 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965443AbeAMBAq (ORCPT ); Fri, 12 Jan 2018 20:00:46 -0500 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 88726164F; Fri, 12 Jan 2018 17:00:45 -0800 (PST) Received: from beelzebub.austin.arm.com (beelzebub.austin.arm.com [10.118.12.119]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id 8852B3F487; Fri, 12 Jan 2018 17:00:44 -0800 (PST) From: Jeremy Linton To: linux-acpi@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, sudeep.holla@arm.com, hanjun.guo@linaro.org, lorenzo.pieralisi@arm.com, rjw@rjwysocki.net, will.deacon@arm.com, catalin.marinas@arm.com, gregkh@linuxfoundation.org, viresh.kumar@linaro.org, mark.rutland@arm.com, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, jhugo@codeaurora.org, wangxiongfeng2@huawei.com, Jonathan.Zhang@cavium.com, ahs3@redhat.com, Jayachandran.Nair@cavium.com, austinwc@codeaurora.org, lenb@kernel.org, vkilari@codeaurora.org, morten.rasmussen@arm.com, Jeremy Linton Subject: [PATCH v6 04/12] arm64/acpi: Create arch specific cpu to acpi id helper Date: Fri, 12 Jan 2018 18:59:12 -0600 Message-Id: <20180113005920.28658-5-jeremy.linton@arm.com> X-Mailer: git-send-email 2.13.5 In-Reply-To: <20180113005920.28658-1-jeremy.linton@arm.com> References: <20180113005920.28658-1-jeremy.linton@arm.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Its helpful to be able to lookup the acpi_processor_id associated with a logical cpu. Provide an arm64 helper to do this. Signed-off-by: Jeremy Linton --- arch/arm64/include/asm/acpi.h | 4 ++++ 1 file changed, 4 insertions(+) -- 2.13.5 diff --git a/arch/arm64/include/asm/acpi.h b/arch/arm64/include/asm/acpi.h index 32f465a80e4e..0db62a4cbce2 100644 --- a/arch/arm64/include/asm/acpi.h +++ b/arch/arm64/include/asm/acpi.h @@ -86,6 +86,10 @@ static inline bool acpi_has_cpu_in_madt(void) } struct acpi_madt_generic_interrupt *acpi_cpu_get_madt_gicc(int cpu); +static inline u32 get_acpi_id_for_cpu(unsigned int cpu) +{ + return acpi_cpu_get_madt_gicc(cpu)->uid; +} static inline void arch_fix_phys_package_id(int num, u32 slot) { } void __init acpi_init_cpus(void);