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Merge branch 'main' into better-battery-mgnmnt

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raf 2025-05-16 01:57:23 +03:00 • committed by GitHub
commit f4fceed893
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7 changed files with 79 additions and 44 deletions
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44
src/monitor.rs
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@ -390,25 +390,41 @@ pub fn get_all_cpu_core_info() -> Result<Vec<CpuCoreInfo>> {
}
pub fn get_cpu_global_info(cpu_cores: &[CpuCoreInfo]) -> CpuGlobalInfo {
// FIXME: Assume global settings can be read from cpu0 or are consistent.
// This might not work properly for heterogeneous systems (e.g. big.LITTLE)
let cpufreq_base_path = Path::new("/sys/devices/system/cpu/cpu0/cpufreq/");
// Find a valid CPU to read global settings from
// Try cpu0 first, then fall back to any available CPU with cpufreq
let mut cpufreq_base_path_buf = PathBuf::from("/sys/devices/system/cpu/cpu0/cpufreq/");
if !cpufreq_base_path_buf.exists() {
let core_count = get_logical_core_count().unwrap_or_else(|e| {
eprintln!("Warning: {e}");
0
});
let path = (0..core_count)
.map(|i| PathBuf::from(format!("/sys/devices/system/cpu/cpu{i}/cpufreq/")))
.find(|path| path.exists());
if let Some(test_path_buf) = path {
cpufreq_base_path_buf = test_path_buf;
}
}
let turbo_status_path = Path::new("/sys/devices/system/cpu/intel_pstate/no_turbo");
let boost_path = Path::new("/sys/devices/system/cpu/cpufreq/boost");
let current_governor = if cpufreq_base_path.join("scaling_governor").exists() {
read_sysfs_file_trimmed(cpufreq_base_path.join("scaling_governor")).ok()
let current_governor = if cpufreq_base_path_buf.join("scaling_governor").exists() {
read_sysfs_file_trimmed(cpufreq_base_path_buf.join("scaling_governor")).ok()
} else {
None
};
let available_governors = if cpufreq_base_path
let available_governors = if cpufreq_base_path_buf
.join("scaling_available_governors")
.exists()
{
read_sysfs_file_trimmed(cpufreq_base_path.join("scaling_available_governors")).map_or_else(
|_| vec![],
|s| s.split_whitespace().map(String::from).collect(),
)
read_sysfs_file_trimmed(cpufreq_base_path_buf.join("scaling_available_governors"))
.map_or_else(
|_| vec![],
|s| s.split_whitespace().map(String::from).collect(),
)
} else {
vec![]
};
@ -424,17 +440,16 @@ pub fn get_cpu_global_info(cpu_cores: &[CpuCoreInfo]) -> CpuGlobalInfo {
} else {
None
};
// EPP (Energy Performance Preference)
let energy_perf_pref =
read_sysfs_file_trimmed(cpufreq_base_path.join("energy_performance_preference")).ok();
read_sysfs_file_trimmed(cpufreq_base_path_buf.join("energy_performance_preference")).ok();
// EPB (Energy Performance Bias)
let energy_perf_bias =
read_sysfs_file_trimmed(cpufreq_base_path.join("energy_performance_bias")).ok();
read_sysfs_file_trimmed(cpufreq_base_path_buf.join("energy_performance_bias")).ok();
let platform_profile = read_sysfs_file_trimmed("/sys/firmware/acpi/platform_profile").ok();
let _platform_profile_choices =
read_sysfs_file_trimmed("/sys/firmware/acpi/platform_profile_choices").ok();
// Calculate average CPU temperature from the core temperatures
let average_temperature_celsius = if cpu_cores.is_empty() {
@ -458,6 +473,7 @@ pub fn get_cpu_global_info(cpu_cores: &[CpuCoreInfo]) -> CpuGlobalInfo {
}
};
// Return the constructed CpuGlobalInfo
CpuGlobalInfo {
current_governor,
available_governors,