Fix clippy warnings, and an actual bug with FanControl::try_from<u32>

src/main.rs

@@ -168,7 +168,7 @@ async fn main() -> Result<()> {
     let mut log_receiver = LogReceiver::new(connection.clone()).await?;
     let remote_logger = LogLayer::new(&log_receiver).await;
     let subscriber = subscriber.with(remote_logger);
-    let _guard = tracing::subscriber::set_global_default(subscriber)?;
+    tracing::subscriber::set_global_default(subscriber)?;
 
     let mut sigterm = signal(SignalKind::terminate())?;
     let mut sigquit = signal(SignalKind::quit())?;

src/manager.rs

@@ -36,16 +36,16 @@ enum PrepareFactoryReset {
 #[derive(PartialEq, Debug, Copy, Clone)]
 #[repr(u32)]
 enum FanControl {
-    BIOS = 0,
-    OS = 1,
+    Bios = 0,
+    Os = 1,
 }
 
 impl TryFrom<u32> for FanControl {
     type Error = &'static str;
     fn try_from(v: u32) -> Result<Self, Self::Error> {
         match v {
-            x if x == FanControl::BIOS as u32 => Ok(FanControl::BIOS),
-            x if x == FanControl::OS as u32 => Ok(FanControl::BIOS),
+            x if x == FanControl::Bios as u32 => Ok(FanControl::Bios),
+            x if x == FanControl::Os as u32 => Ok(FanControl::Os),
             _ => Err("No enum match for value {v}"),
         }
     }
@@ -54,8 +54,8 @@ impl TryFrom<u32> for FanControl {
 impl fmt::Display for FanControl {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         match self {
-            FanControl::BIOS => write!(f, "BIOS"),
-            FanControl::OS => write!(f, "OS"),
+            FanControl::Bios => write!(f, "BIOS"),
+            FanControl::Os => write!(f, "OS"),
         }
     }
 }
@@ -138,8 +138,8 @@ impl SteamOSManager {
             .await
             .map_err(anyhow_to_zbus_fdo)?;
         Ok(match active {
-            true => FanControl::OS as u32,
-            false => FanControl::BIOS as u32,
+            true => FanControl::Os as u32,
+            false => FanControl::Bios as u32,
         })
     }
 
@@ -155,8 +155,8 @@ impl SteamOSManager {
                 .await
                 .map_err(anyhow_to_zbus)?;
         match state {
-            FanControl::OS => jupiter_fan_control.start().await,
-            FanControl::BIOS => jupiter_fan_control.stop().await,
+            FanControl::Os => jupiter_fan_control.start().await,
+            FanControl::Bios => jupiter_fan_control.stop().await,
         }
         .map_err(anyhow_to_zbus)
     }
@@ -336,7 +336,7 @@ impl SteamOSManager {
         // doing things on 0 or 1 for now
         // Return false on error
         match get_wifi_backend().await {
-            Ok(WifiBackend::IWD) => (),
+            Ok(WifiBackend::Iwd) => (),
             Ok(backend) => {
                 return Err(zbus::fdo::Error::Failed(format!(
                     "Setting wifi debug mode not supported when backend is {backend}",

src/power.rs

@@ -80,7 +80,7 @@ pub async fn get_gpu_performance_level() -> Result<GPUPerformanceLevel> {
         .await
         .inspect_err(|message| error!("Error opening sysfs file for reading: {message}"))?;
 
-    GPUPerformanceLevel::from_str(level.trim().as_ref())
+    GPUPerformanceLevel::from_str(level.trim())
 }
 
 pub async fn set_gpu_performance_level(level: GPUPerformanceLevel) -> Result<()> {

src/sls/ftrace.rs

@@ -44,7 +44,7 @@ impl Ftrace {
     pub async fn init(connection: Connection) -> Result<Ftrace> {
         let path = Self::base();
         fs::create_dir_all(&path).await?;
-        setup_traces(&path.as_path()).await?;
+        setup_traces(path.as_path()).await?;
         let file = pipe::OpenOptions::new()
             .unchecked(true) // Thanks tracefs for making trace_pipe a "regular" file
             .open_receiver(path.join("trace_pipe"))?;

src/systemd.rs

@@ -37,7 +37,7 @@ pub struct SystemdUnit<'dbus> {
 }
 
 pub async fn daemon_reload(connection: &Connection) -> Result<()> {
-    let proxy = SystemdManagerProxy::new(&connection).await?;
+    let proxy = SystemdManagerProxy::new(connection).await?;
     proxy.reload().await?;
     Ok(())
 }

src/wifi.rs

@@ -49,7 +49,7 @@ pub enum WifiPowerManagement {
 #[derive(PartialEq, Debug, Copy, Clone)]
 #[repr(u32)]
 pub enum WifiBackend {
-    IWD = 0,
+    Iwd = 0,
     WPASupplicant = 1,
 }
 
@@ -97,7 +97,7 @@ impl TryFrom<u32> for WifiBackend {
     type Error = &'static str;
     fn try_from(v: u32) -> Result<Self, Self::Error> {
         match v {
-            x if x == WifiBackend::IWD as u32 => Ok(WifiBackend::IWD),
+            x if x == WifiBackend::Iwd as u32 => Ok(WifiBackend::Iwd),
             x if x == WifiBackend::WPASupplicant as u32 => Ok(WifiBackend::WPASupplicant),
             _ => Err("No enum match for WifiBackend value {v}"),
         }
@@ -108,7 +108,7 @@ impl FromStr for WifiBackend {
     type Err = Error;
     fn from_str(input: &str) -> Result<WifiBackend, Self::Err> {
         Ok(match input {
-            "iwd" => WifiBackend::IWD,
+            "iwd" => WifiBackend::Iwd,
             "wpa_supplicant" => WifiBackend::WPASupplicant,
             _ => bail!("Unknown backend"),
         })
@@ -118,7 +118,7 @@ impl FromStr for WifiBackend {
 impl fmt::Display for WifiBackend {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         match self {
-            WifiBackend::IWD => write!(f, "iwd"),
+            WifiBackend::Iwd => write!(f, "iwd"),
             WifiBackend::WPASupplicant => write!(f, "wpa_supplicant"),
         }
     }
@@ -247,7 +247,7 @@ mod test {
 
     #[tokio::test]
     async fn test_wifi_backend_to_string() {
-        assert_eq!(WifiBackend::IWD.to_string(), "iwd");
+        assert_eq!(WifiBackend::Iwd.to_string(), "iwd");
         assert_eq!(WifiBackend::WPASupplicant.to_string(), "wpa_supplicant");
     }
 
@@ -274,7 +274,7 @@ mod test {
         write(path(WIFI_BACKEND_PATH), "[device]\nwifi.backend=iwd\n")
             .await
             .expect("write");
-        assert_eq!(get_wifi_backend().await.unwrap(), WifiBackend::IWD);
+        assert_eq!(get_wifi_backend().await.unwrap(), WifiBackend::Iwd);
 
         write(
             path(WIFI_BACKEND_PATH),