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homemade_speedstep
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added current governor check

This commit is contained in:
celso 2022-11-10 08:55:01 -03:00
parent d880c794b9
commit a380465707
1 changed files with 19 additions and 1 deletions
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20
src/homemade_speedstep.c
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@ -5,7 +5,18 @@
#define SETSPDPATH "/sys/devices/system/cpu/cpufreq/policy0/scaling_setspeed" #define SETSPDPATH "/sys/devices/system/cpu/cpufreq/policy0/scaling_setspeed"
#define CURTEMPPATH "/sys/devices/virtual/thermal/thermal_zone0/temp" #define CURTEMPPATH "/sys/devices/virtual/thermal/thermal_zone0/temp"
void getfilec(FILE *file, char arr[]){ int comparestrings(char *a, char *b){
int c = 0;
while(a[c]!='\0' && b[c]!='\0'){
if(a[c] != b[c]){
return 1;
}
c++;
}
return 0;
}
int getfilec(FILE *file, char arr[]){
int c, i; int c, i;
i=0; i=0;
while((c=fgetc(file)) != EOF){ while((c=fgetc(file)) != EOF){
@ -13,10 +24,17 @@ void getfilec(FILE *file, char arr[]){
i++; i++;
} }
arr[i]='\0'; arr[i]='\0';
return i;
} }
int main(){ int main(){
char gov[20];
FILE *govfile = fopen(CURGOV, "r"); FILE *govfile = fopen(CURGOV, "r");
getfilec(govfile, gov);
if (comparestrings(gov, "userspace\n") != 0){
printf("error: userspace governor not set\n");
return 1;
}
FILE *freqsfile = fopen(FREQS, "r"); FILE *freqsfile = fopen(FREQS, "r");
FILE *curmaxfile = fopen(MAXSPDPATH, "r"); FILE *curmaxfile = fopen(MAXSPDPATH, "r");
FILE *setspeedfile = fopen(SETSPDPATH, "r"); FILE *setspeedfile = fopen(SETSPDPATH, "r");