From patchwork Thu Nov 9 21:03:05 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeremy Linton X-Patchwork-Id: 118486 Delivered-To: patch@linaro.org Received: by 10.80.225.132 with SMTP id k4csp1395144edl; Thu, 9 Nov 2017 13:04:56 -0800 (PST) X-Google-Smtp-Source: ABhQp+SnirBHnj9uK9RMDrs76ye0KNSSd9uS62Kx+K0UiRttlGWECFMy1iY3I46qSSBulPXdZPJc X-Received: by 10.99.110.6 with SMTP id j6mr1756564pgc.246.1510261496665; Thu, 09 Nov 2017 13:04:56 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1510261496; cv=none; d=google.com; s=arc-20160816; b=FcscvX/5FfAY3pB/RlMfC36Z3L29yXbjMepIu36UB8WRVqV+wiwLDpxydHOh12DrOI XONfakhp3zxMkocBvIDC7VkTVnTkXybabE+jPdpUYUt6jf+eTwe6q1+yqX3jkcTRj4Af xhLDneBFTFhqCHJV1A5qPywNlpcjFzvrR1S57EpmgidtqUv56/xlkbwaLxih7OtlIrIb mWLwGcfU5X0jLjgTCSB94aiydpojvnM5V5ddkQCUDjizX/scV/j0kflgIcKgljdYCzbg WTZOOkokqgkoyJWXJlpk/+BC/C14wrZB2azMD238msCMcURu94yrF85HFc4R+7c4IK0Q S6Ag== 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=KjBtSdjrWyPsZK+nH5OSG5PbsASv5Tt871+YwC+YBQA=; b=RA9Jfa98UV7NA6FcKtM23SHCnlSU44xlIkkRMXWYUhca9HLQYrSjjX9xyYTW1MRkcG yB45uq23C7oTLYE6Dq8Fk4MWNXC7eFb42LCTwqPGMuiV+Sazq3YOJzCHJn9OhW+D+dxI 81QjG0KUW7feglgwHsuhJ5XCDALJybUjkEq3WTHw+uJ14DLXChji/k8Ues4SJp9ODcbC WhmzAu0xOWjyscKvPTP5haXQVnYTpKTsLrmPW5HSYzqrtY8MCaJN6zFkCbu3fYzMeFY/ 6gup56RbZYNQEBecMnZfOWOZHY2WQ9FgDmQpl/p5MaO7SgmMEF11k+jMctqguHA5aAOE HFwA== 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 m37si7014591pla.169.2017.11.09.13.04.56; Thu, 09 Nov 2017 13:04:56 -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 S1754731AbdKIVDj (ORCPT + 26 others); Thu, 9 Nov 2017 16:03:39 -0500 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70]:51668 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754537AbdKIVDe (ORCPT ); Thu, 9 Nov 2017 16:03:34 -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 81A3E1650; Thu, 9 Nov 2017 13:03:34 -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 760FB3F3DF; Thu, 9 Nov 2017 13:03:33 -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, robert.moore@intel.com, lv.zheng@intel.com, devel@acpica.org, Jeremy Linton Subject: [PATCH v4 3/9] arm64/acpi: Create arch specific cpu to acpi id helper Date: Thu, 9 Nov 2017 15:03:05 -0600 Message-Id: <20171109210311.25655-4-jeremy.linton@arm.com> X-Mailer: git-send-email 2.13.5 In-Reply-To: <20171109210311.25655-1-jeremy.linton@arm.com> References: <20171109210311.25655-1-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 59cca1d6ec54..408e7989d3a2 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);