implemented safety features to prevent system damage

src/sal/dell_xps_9380.rs

@@ -1,10 +1,10 @@
 use super::traits::{PreflightAuditor, EnvironmentGuard, SensorBus, ActuatorBus, HardwareWatchdog, AuditError, AuditStep, SafetyStatus, EnvironmentCtx};
+use crate::sal::safety::TdpLimitMicroWatts;
 use anyhow::{Result, Context, anyhow};
 use std::fs;
 use std::path::{PathBuf};
 use std::time::{Duration, Instant};
 use std::sync::Mutex;
-use tracing::{debug};
 use crate::sal::heuristic::discovery::SystemFactSheet;
 
 pub struct DellXps9380Sal {
@@ -151,7 +151,6 @@ impl EnvironmentGuard for DellXps9380Sal {
         let mut suppressed = self.suppressed_services.lock().unwrap();
         for s in services {
             if self.ctx.runner.run("systemctl", &["is-active", "--quiet", s]).is_ok() {
-                debug!("Suppressing service: {}", s);
                 let _ = self.ctx.runner.run("systemctl", &["stop", s]);
                 suppressed.push(s.to_string());
             }
@@ -251,18 +250,18 @@ impl ActuatorBus for DellXps9380Sal {
         match mode {
             "max" | "Manual" => { self.ctx.runner.run(&tool_str, &["0"])?; }
             "auto" | "Auto" => { self.ctx.runner.run(&tool_str, &["1"])?; }
-            _ => { debug!("Unknown fan mode: {}", mode); }
+            _ => {}
         }
         Ok(())
     }
 
-    fn set_sustained_power_limit(&self, watts: f32) -> Result<()> {
-        fs::write(&self.pl1_path, ((watts * 1_000_000.0) as u64).to_string())?;
+    fn set_sustained_power_limit(&self, limit: TdpLimitMicroWatts) -> Result<()> {
+        fs::write(&self.pl1_path, limit.as_u64().to_string())?;
         Ok(())
     }
 
-    fn set_burst_power_limit(&self, watts: f32) -> Result<()> {
-        fs::write(&self.pl2_path, ((watts * 1_000_000.0) as u64).to_string())?;
+    fn set_burst_power_limit(&self, limit: TdpLimitMicroWatts) -> Result<()> {
+        fs::write(&self.pl2_path, limit.as_u64().to_string())?;
         Ok(())
     }
 }