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[192.88.167.1]) by smtp.gmail.com with ESMTPSA id 7sm82291757pfb.62.2015.12.29.02.31.49 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Tue, 29 Dec 2015 02:31:51 -0800 (PST) From: hongbo.zhang@linaro.org To: lng-odp@lists.linaro.org Date: Tue, 29 Dec 2015 18:31:19 +0800 Message-Id: <1451385082-8364-9-git-send-email-hongbo.zhang@linaro.org> X-Mailer: git-send-email 2.1.4 In-Reply-To: <1451385082-8364-1-git-send-email-hongbo.zhang@linaro.org> References: <1451385082-8364-1-git-send-email-hongbo.zhang@linaro.org> X-Topics: patch Subject: [lng-odp] [PATCH v3 API-NEXT 08/11] 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 8a804d4..89faa5f 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 ba792b2..50abad0 100644 --- a/platform/linux-generic/arch/linux/odp_sysinfo_parse.c +++ b/platform/linux-generic/arch/linux/odp_sysinfo_parse.c @@ -16,5 +16,5 @@ 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 9cedc4f..8b430f5 100644 --- a/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c +++ b/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c @@ -50,5 +50,5 @@ 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 8d9a8eb..61714f8 100644 --- a/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c +++ b/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c @@ -50,5 +50,5 @@ 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 2da0b1b..24187f0 100644 --- a/platform/linux-generic/arch/x86/odp_sysinfo_parse.c +++ b/platform/linux-generic/arch/x86/odp_sysinfo_parse.c @@ -67,5 +67,5 @@ 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 cc84081..ed0897d 100644 --- a/platform/linux-generic/odp_system_info.c +++ b/platform/linux-generic/odp_system_info.c @@ -234,7 +234,7 @@ 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)