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use pwm1_max as reference in sysfs for 100%, not a fixed value

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This commit is contained in:
jsteube 2016-11-20 20:44:12 +01:00
parent c0c7830835
commit 30652f58b4
1 changed files with 38 additions and 6 deletions
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40
src/hwmon.c
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@ -154,7 +154,9 @@ static int hm_SYSFS_get_fan_speed_current (hashcat_ctx_t *hashcat_ctx, const int
return -1;
}
float pwm1_percent = ((float) pwm1_cur / (float) pwm1_max) * 100.0f;
const float p1 = (float) pwm1_max / 100.0f;
const float pwm1_percent = (float) pwm1_cur / p1;
*val = (int) pwm1_percent;
@ -203,8 +205,39 @@ static int hm_SYSFS_set_fan_speed_target (hashcat_ctx_t *hashcat_ctx, const int
if (syspath == NULL) return -1;
char *path = hcmalloc (hashcat_ctx, HCBUFSIZ_TINY);
char *path_max = hcmalloc (hashcat_ctx, HCBUFSIZ_TINY);
snprintf (path, HCBUFSIZ_TINY - 1, "%s/pwm1", syspath);
snprintf (path_max, HCBUFSIZ_TINY - 1, "%s/pwm1_max", syspath);
FILE *fd_max = fopen (path_max, "r");
if (fd_max == NULL)
{
event_log_error (hashcat_ctx, "%s: %s", path_max, strerror (errno));
return -1;
}
int pwm1_max = 0;
if (fscanf (fd_max, "%d", &pwm1_max) != 1)
{
event_log_error (hashcat_ctx, "%s: unexpected data", path_max);
return -1;
}
fclose (fd_max);
if (pwm1_max == 0)
{
event_log_error (hashcat_ctx, "%s: pwm1_max can not be 0", path_max);
return -1;
}
const float p1 = (float) pwm1_max / 100.0f;
FILE *fd = fopen (path, "w");
@ -215,14 +248,13 @@ static int hm_SYSFS_set_fan_speed_target (hashcat_ctx_t *hashcat_ctx, const int
return -1;
}
val = (int) (val * 2.55f); // should be pwm1_max
fprintf (fd, "%d", val);
fprintf (fd, "%d", (int) ((float) val * p1));
fclose (fd);
hcfree (syspath);
hcfree (path_max);
hcfree (path);
return 0;