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*frequency_linux(): factorize

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31555 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Rafaël Carré 2012-01-04 00:34:02 +00:00
parent d07c1d57a4
commit 925dacf96d
3 changed files with 16 additions and 28 deletions
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23
firmware/target/hosted/cpuinfo-linux.c
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@ -3,7 +3,7 @@
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
@ -137,27 +137,14 @@ int cpucount_linux(void)
return get_nprocs();
}
int cpufrequency_linux(int cpu)
int frequency_linux(int cpu, bool scaling)
{
char path[64];
char temp[10];
int cpu_dev, ret = -1;
snprintf(path, sizeof(path), "/sys/devices/system/cpu/cpu%d/cpufreq/cpuinfo_cur_freq", cpu);
cpu_dev = open(path, O_RDONLY);
if (cpu_dev < 0)
return -1;
if (read(cpu_dev, temp, sizeof(temp)) >= 0)
ret = atoi(temp);
close(cpu_dev);
return ret;
}
int scalingfrequency_linux(int cpu)
{
char path[64];
char temp[10];
int cpu_dev, ret = -1;
snprintf(path, sizeof(path), "/sys/devices/system/cpu/cpu%d/cpufreq/scaling_cur_freq", cpu);
snprintf(path, sizeof(path),
"/sys/devices/system/cpu/cpu%d/cpufreq/%s_cur_freq",
cpu, scaling ? "scaling" : "cpuinfo");
cpu_dev = open(path, O_RDONLY);
if (cpu_dev < 0)
return -1;