From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELtJkxvqvy57h8h+GcHLx4CSTbiR2C/5Fnn6OEt6KPGQ1OL3xpTEQknUi7xOrWXiSACvzJQB ARC-Seal: i=1; a=rsa-sha256; t=1519855639; cv=none; d=google.com; s=arc-20160816; b=hadBxaYF+ZsBn5w1mrr+atJemWA6vToaXqn4x1lFTgOdH3Qyl/QCDpblrhf4bUo60G wMvE6+1c2MnAHyAvPF/SxmznFOvPH0Va+PJMU2MCj7RgekfeBgeRm6oORPMDyMrJqGcU b78OugC4YhCzrNFo1c4v1E6oiTWQEz1mI9cvJRv8YyJ/th5CHh22HTrWDXh8cfWA/p/w LzVaDBPG8megnvm8pm0kAXl09a94X7fWECjQ+v6DlBYdJ5R87rssHUD7fWKEoFKMd96y r+GY+00crkHOPAkaSwhE90AhWpT/lFbiJhiADGQZeN328HrtENE59u4vnFGYVSUTh7m6 niWQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=references:in-reply-to:message-id:date:subject:cc:to:from :arc-authentication-results; bh=X8oIGhkK37WMHWcgEZvYNTfwfcW2tjL2fvwAWo6swsY=; b=F8k4xYL36Jjh/+Y7/Z3uQ02VOvNmeBqoab/aI9HgAFyz15b0/08oPLraiqpmsSuuxx kPBuAUTKle6dy+aBIEuX7ts1l2wfRqrngcANS4u7ULnxKs8Q9savOb81luJgRyEoIvR7 ADhKdrKktyg3yHS6E2DQH7qNyl4HuIiSsREhjbCfrL8lwuyQWFVcoCA4f5hTeFXzvvFM R57ln61IrOX6E8opKEN8j8IFE2aMCCGaQbGX2QprBnVOvOk9w1nZWlkjItgGVmpKDRCM AVMemN6yEkWGT6L7I8BuCCpbcamF6ckPD4NuVkqngT8QJxnzY8LFJWBnkRhRYZPpuke8 8XGw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of jeremy.linton@arm.com designates 217.140.101.70 as permitted sender) smtp.mailfrom=jeremy.linton@arm.com Authentication-Results: mx.google.com; spf=pass (google.com: domain of jeremy.linton@arm.com designates 217.140.101.70 as permitted sender) smtp.mailfrom=jeremy.linton@arm.com From: Jeremy Linton To: linux-acpi@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org, sudeep.holla@arm.com, lorenzo.pieralisi@arm.com, hanjun.guo@linaro.org, rjw@rjwysocki.net, will.deacon@arm.com, catalin.marinas@arm.com, gregkh@linuxfoundation.org, mark.rutland@arm.com, linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, wangxiongfeng2@huawei.com, vkilari@codeaurora.org, ahs3@redhat.com, dietmar.eggemann@arm.com, morten.rasmussen@arm.com, palmer@sifive.com, lenb@kernel.org, john.garry@huawei.com, austinwc@codeaurora.org, tnowicki@caviumnetworks.com, Jeremy Linton Subject: [PATCH v7 04/13] arm64/acpi: Create arch specific cpu to acpi id helper Date: Wed, 28 Feb 2018 16:06:10 -0600 Message-Id: <20180228220619.6992-5-jeremy.linton@arm.com> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20180228220619.6992-1-jeremy.linton@arm.com> References: <20180228220619.6992-1-jeremy.linton@arm.com> X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1593684147211561477?= X-GMAIL-MSGID: =?utf-8?q?1593684147211561477?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 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); -- 2.13.6