This API changing patch: Reviewed-by: Petri Savolainen <[email protected]>
> -----Original Message----- > From: EXT [email protected] [mailto:[email protected]] > Sent: Tuesday, December 29, 2015 12:31 PM > To: [email protected] > Cc: [email protected]; Hongbo Zhang > Subject: [PATCH v3 API-NEXT 08/11] api: cpu: make frequency API return 0 > on failure > > From: Hongbo Zhang <[email protected]> > > 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 <[email protected]> > --- > 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) > -- > 2.1.4 _______________________________________________ lng-odp mailing list [email protected] https://lists.linaro.org/mailman/listinfo/lng-odp
