mirrors/linux-stable
1
0
Fork 0
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git synced 2024-09-06 02:50:43 +00:00
Code Issues Releases Wiki Activity

arch_topology: Change return type of topology_parse_cpu_capacity() to bool

Browse source 
topology_parse_cpu_capacity() returns 1 on success and 0 on errors. Make
it return bool instead of int as that suits the purpose better.

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Juri Lelli <juri.lelli@arm.com>
Tested-by: Juri Lelli <juri.lelli@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Viresh Kumar 2017-06-23 14:55:32 +05:30 committed by Greg Kroah-Hartman
parent 93a57081d2
commit 805df2966f
2 changed files with 7 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
drivers/base/arch_topology.c
View file

@ -119,13 +119,13 @@ void topology_normalize_cpu_scale(void)
mutex_unlock(&cpu_scale_mutex); mutex_unlock(&cpu_scale_mutex);
} }
int __init topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu) bool __init topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu)
{ {
int ret = 1; int ret;
u32 cpu_capacity; u32 cpu_capacity;
if (cap_parsing_failed) if (cap_parsing_failed)
return !ret; return false;
ret = of_property_read_u32(cpu_node, "capacity-dmips-mhz", ret = of_property_read_u32(cpu_node, "capacity-dmips-mhz",
&cpu_capacity); &cpu_capacity);
@ -137,7 +137,7 @@ int __init topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu)
if (!raw_capacity) { if (!raw_capacity) {
pr_err("cpu_capacity: failed to allocate memory for raw capacities\n"); pr_err("cpu_capacity: failed to allocate memory for raw capacities\n");
cap_parsing_failed = true; cap_parsing_failed = true;
return 0; return false;
} }
} }
capacity_scale = max(cpu_capacity, capacity_scale); capacity_scale = max(cpu_capacity, capacity_scale);

4
include/linux/arch_topology.h
View file

@ -4,10 +4,12 @@
#ifndef _LINUX_ARCH_TOPOLOGY_H_ #ifndef _LINUX_ARCH_TOPOLOGY_H_
#define _LINUX_ARCH_TOPOLOGY_H_ #define _LINUX_ARCH_TOPOLOGY_H_
#include <linux/types.h>
void topology_normalize_cpu_scale(void); void topology_normalize_cpu_scale(void);
struct device_node; struct device_node;
int topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu); bool topology_parse_cpu_capacity(struct device_node *cpu_node, int cpu);
struct sched_domain; struct sched_domain;
unsigned long topology_get_cpu_scale(struct sched_domain *sd, int cpu); unsigned long topology_get_cpu_scale(struct sched_domain *sd, int cpu);