From patchwork Fri Dec 1 22:23:22 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jeremy Linton X-Patchwork-Id: 10088183 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 4CE3F603B4 for ; Fri, 1 Dec 2017 22:29:57 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 3DDAD2A796 for ; Fri, 1 Dec 2017 22:29:57 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 3187D2A795; Fri, 1 Dec 2017 22:29:57 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [65.50.211.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 18ECE2A795 for ; Fri, 1 Dec 2017 22:29:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=dWfP7yiKQ9FVECb3fgquzxx+PzPibvg9o3NBKWZhuGM=; b=T74l5B++t9kbY2/AMQH0SoZK4k RkU9+QN/bZi2/fyWOvCvYu5p+a8aFnk+0QkldX17bd+oRmNZx2tn8hY9BpejwgwkiGaA3PNmJTgf5 m6A7tbgEuhF5v23LKUxU+ETUm3j0G2rIN1LlXP3m76+oFImj4nEpQfJ+Bnzc3PsLNQxL8lKu9xcaN u+yvc3lMODjBUEaEAOtBH07ckjRYtthN+/jKhdEVvCIjywlTwhBidGX53pMPqMhw98Mf7pa333IYq 3weZKTMgFoN6gSRS4eNwLE5ZO6K/RJyPHFkl05SPaKbE3TwfprgeU/Z9SwOo68uNMYtS0minRS2A4 vMYbMtog==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1eKtoe-0000jp-UL; Fri, 01 Dec 2017 22:29:52 +0000 Received: from usa-sjc-mx-foss1.foss.arm.com ([217.140.101.70] helo=foss.arm.com) by bombadil.infradead.org with esmtp (Exim 4.87 #1 (Red Hat Linux)) id 1eKtj7-0005dp-AK for linux-arm-kernel@lists.infradead.org; Fri, 01 Dec 2017 22:24:11 +0000 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 684C815A2; Fri, 1 Dec 2017 14:23:51 -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 79D063F246; Fri, 1 Dec 2017 14:23:50 -0800 (PST) From: Jeremy Linton To: linux-acpi@vger.kernel.org Subject: [PATCH v5 1/9] arm64/acpi: Create arch specific cpu to acpi id helper Date: Fri, 1 Dec 2017 16:23:22 -0600 Message-Id: <20171201222330.18863-2-jeremy.linton@arm.com> X-Mailer: git-send-email 2.13.5 In-Reply-To: <20171201222330.18863-1-jeremy.linton@arm.com> References: <20171201222330.18863-1-jeremy.linton@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20171201_142409_490648_3DD2251E X-CRM114-Status: UNSURE ( 5.52 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, Jonathan.Zhang@cavium.com, Jayachandran.Nair@cavium.com, lorenzo.pieralisi@arm.com, catalin.marinas@arm.com, gregkh@linuxfoundation.org, jhugo@codeaurora.org, rjw@rjwysocki.net, linux-pm@vger.kernel.org, will.deacon@arm.com, linux-kernel@vger.kernel.org, Jeremy Linton , ahs3@redhat.com, viresh.kumar@linaro.org, hanjun.guo@linaro.org, sudeep.holla@arm.com, austinwc@codeaurora.org, wangxiongfeng2@huawei.com, linux-arm-kernel@lists.infradead.org, lenb@kernel.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP 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(+) 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);