From patchwork Mon Jan 18 10:10:04 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Hongbo Zhang X-Patchwork-Id: 59918 Delivered-To: patch@linaro.org Received: by 10.112.130.2 with SMTP id oa2csp1912741lbb; Mon, 18 Jan 2016 02:26:08 -0800 (PST) X-Received: by 10.140.104.146 with SMTP id a18mr8130573qgf.59.1453112768221; Mon, 18 Jan 2016 02:26:08 -0800 (PST) Return-Path: Received: from lists.linaro.org (lists.linaro.org. [54.225.227.206]) by mx.google.com with ESMTP id j9si30263259qhj.65.2016.01.18.02.26.07; Mon, 18 Jan 2016 02:26:08 -0800 (PST) Received-SPF: pass (google.com: domain of lng-odp-bounces@lists.linaro.org designates 54.225.227.206 as permitted sender) client-ip=54.225.227.206; Authentication-Results: mx.google.com; spf=pass (google.com: domain of lng-odp-bounces@lists.linaro.org designates 54.225.227.206 as permitted sender) smtp.mailfrom=lng-odp-bounces@lists.linaro.org; dkim=neutral (body hash did not verify) header.i=@linaro.org Received: by lists.linaro.org (Postfix, from userid 109) id C934B61703; Mon, 18 Jan 2016 10:26:07 +0000 (UTC) Authentication-Results: lists.linaro.org; dkim=fail reason="verification failed; unprotected key" header.d=linaro.org header.i=@linaro.org header.b=MRCjojBG; dkim-adsp=none (unprotected policy); dkim-atps=neutral X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on ip-10-142-244-252 X-Spam-Level: X-Spam-Status: No, score=-2.5 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_LOW,RCVD_IN_MSPIKE_H2,T_DKIM_INVALID,URIBL_BLOCKED autolearn=disabled version=3.4.0 Received: from [127.0.0.1] (localhost [127.0.0.1]) by lists.linaro.org (Postfix) with ESMTP id 83AA761628; Mon, 18 Jan 2016 10:22:14 +0000 (UTC) X-Original-To: lng-odp@lists.linaro.org Delivered-To: lng-odp@lists.linaro.org Received: by lists.linaro.org (Postfix, from userid 109) id B587961711; Mon, 18 Jan 2016 10:22:04 +0000 (UTC) Received: from mail-pa0-f51.google.com (mail-pa0-f51.google.com [209.85.220.51]) by lists.linaro.org (Postfix) with ESMTPS id 3318C61720 for ; Mon, 18 Jan 2016 10:20:23 +0000 (UTC) Received: by mail-pa0-f51.google.com with SMTP id yy13so339400558pab.3 for ; Mon, 18 Jan 2016 02:20:23 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=QK8geuxhLTvhpOAGOr6AYZ+gQquVVYCM0ghgqloH9uw=; b=MRCjojBGBQH1BHQA2G6KutNzrsoSBwrAoCU4qgPJc2dev940BqUawUwd9IhLtHTDgI jUI19HOI+HZ2nQ8rvnku65WIXDKj0a3Py5oUf43PgYoAsproryZnIG/A09h8at/NKIjf Z7BdfECEa4/lnYtmHKUXgik865R0TOYpeelII= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=QK8geuxhLTvhpOAGOr6AYZ+gQquVVYCM0ghgqloH9uw=; b=A0UIP62kb8exMN49jdwq3guK7w+Fj927BkYFnXvfjmq4GRrCxk9I1zGsjRAsj5T/P5 KHvPaKgxVXVhXePIiD6IUQTTqFm7cYsi0yg00/noecO8VVbZKVAuy2z8gxPscN6A4s+j 1FWCTdyxiMvz5QaAe2C6hWMV0nP1+7I0MoxnPogFmdKUzE1099+q9J3VGWQoQQHoVZw+ TUgUg3AtmCQJ6EFQky2zY1OcfEFMVZWJUUMGYfnbzKUp4EdlnLQ8D6QObIIeiXIn21ft kVhPc67Qp3M52MvpKl3yV1hcmqPTFcJQhzGPnewjx5IzrHDQURPX/qDqIh2D5ol1PQcS +WTw== X-Gm-Message-State: ALoCoQl6HJWEqi6qcz/+H1Wk4iedburrHCt4MoGkiRYbFZJnmXwhQ2n0EQWHP51wT7iYcPz2i9YgCIV/Y6+FU6AbkhKz9dRAhA== X-Received: by 10.66.252.198 with SMTP id zu6mr35520201pac.107.1453112422510; Mon, 18 Jan 2016 02:20:22 -0800 (PST) Received: from ubuntu1504.ap.freescale.net (gate-zmy3.freescale.com. [192.88.167.1]) by smtp.gmail.com with ESMTPSA id x10sm32844521pas.37.2016.01.18.02.20.20 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Mon, 18 Jan 2016 02:20:21 -0800 (PST) From: hongbo.zhang@linaro.org To: lng-odp@lists.linaro.org Date: Mon, 18 Jan 2016 18:10:04 +0800 Message-Id: <1453111808-15762-9-git-send-email-hongbo.zhang@linaro.org> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1453111808-15762-1-git-send-email-hongbo.zhang@linaro.org> References: <1453111808-15762-1-git-send-email-hongbo.zhang@linaro.org> X-Topics: patch Subject: [lng-odp] [PATCH v5 API-NEXT 08/12] api: cpu: make frequency API return 0 on failure X-BeenThere: lng-odp@lists.linaro.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: "The OpenDataPlane \(ODP\) List" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: lng-odp-bounces@lists.linaro.org Sender: "lng-odp" From: Hongbo Zhang All the CPU frequency API return value type is uint64_t, this patch makes them return 0 on failure instead of -1. Signed-off-by: Hongbo Zhang --- include/odp/api/cpu.h | 4 ++++ platform/linux-generic/arch/linux/odp_sysinfo_parse.c | 2 +- platform/linux-generic/arch/mips64/odp_sysinfo_parse.c | 2 +- platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c | 2 +- platform/linux-generic/arch/x86/odp_sysinfo_parse.c | 2 +- platform/linux-generic/odp_system_info.c | 2 +- 6 files changed, 9 insertions(+), 5 deletions(-) diff --git a/include/odp/api/cpu.h b/include/odp/api/cpu.h index 4cbaf58..eaee24b 100644 --- a/include/odp/api/cpu.h +++ b/include/odp/api/cpu.h @@ -71,6 +71,7 @@ const char *odp_cpu_model_str_id(int id); * Returns current frequency of this CPU * * @return CPU frequency in Hz + * @retval 0 on failure */ uint64_t odp_cpu_hz(void); @@ -82,6 +83,7 @@ uint64_t odp_cpu_hz(void); * @param id CPU ID * * @return CPU frequency in Hz + * @retval 0 on failure */ uint64_t odp_cpu_hz_id(int id); @@ -91,6 +93,7 @@ uint64_t odp_cpu_hz_id(int id); * Returns maximum frequency of this CPU * * @return CPU frequency in Hz + * @retval 0 on failure */ uint64_t odp_cpu_hz_max(void); @@ -102,6 +105,7 @@ uint64_t odp_cpu_hz_max(void); * @param id CPU ID * * @return CPU frequency in Hz + * @retval 0 on failure */ uint64_t odp_cpu_hz_max_id(int id); diff --git a/platform/linux-generic/arch/linux/odp_sysinfo_parse.c b/platform/linux-generic/arch/linux/odp_sysinfo_parse.c index d8f36a4..cb5626e 100644 --- a/platform/linux-generic/arch/linux/odp_sysinfo_parse.c +++ b/platform/linux-generic/arch/linux/odp_sysinfo_parse.c @@ -15,5 +15,5 @@ odp_system_info_t *sysinfo ODP_UNUSED) uint64_t odp_cpu_hz_current(int id ODP_UNUSED) { - return -1; + return 0; } diff --git a/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c b/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c index cc75b96..fd3cb0a 100644 --- a/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c +++ b/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c @@ -49,5 +49,5 @@ int odp_cpuinfo_parser(FILE *file, odp_system_info_t *sysinfo) uint64_t odp_cpu_hz_current(int id ODP_UNUSED) { - return -1; + return 0; } diff --git a/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c b/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c index 3f8743c..c471a82 100644 --- a/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c +++ b/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c @@ -49,5 +49,5 @@ int odp_cpuinfo_parser(FILE *file, odp_system_info_t *sysinfo) uint64_t odp_cpu_hz_current(int id ODP_UNUSED) { - return -1; + return 0; } diff --git a/platform/linux-generic/arch/x86/odp_sysinfo_parse.c b/platform/linux-generic/arch/x86/odp_sysinfo_parse.c index 85cc34c..71c7c9f 100644 --- a/platform/linux-generic/arch/x86/odp_sysinfo_parse.c +++ b/platform/linux-generic/arch/x86/odp_sysinfo_parse.c @@ -66,5 +66,5 @@ uint64_t odp_cpu_hz_current(int id) if (mhz) return (uint64_t)(mhz * 1000000.0); - return -1; + return 0; } diff --git a/platform/linux-generic/odp_system_info.c b/platform/linux-generic/odp_system_info.c index 4ab17aa..c9cdcb4 100644 --- a/platform/linux-generic/odp_system_info.c +++ b/platform/linux-generic/odp_system_info.c @@ -233,7 +233,7 @@ uint64_t odp_cpu_hz_max_id(int id) if (id >= 0 && id < MAX_CPU_NUMBER) return odp_global_data.system_info.cpu_hz[id]; else - return -1; + return 0; } uint64_t odp_sys_huge_page_size(void)