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Charge limit: try to support BAT<n>

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Closes #128
This commit is contained in:
Luke D. Jones
2021-08-27 20:22:15 +12:00
parent e89e7ca10f
commit 52f3b5a7bf
1 changed files with 14 additions and 6 deletions
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20
daemon/src/ctrl_charge.rs
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@@ -10,7 +10,9 @@ use std::sync::Mutex;
use zbus::dbus_interface; use zbus::dbus_interface;
use zvariant::ObjectPath; use zvariant::ObjectPath;
static BAT_CHARGE_PATH: &str = "/sys/class/power_supply/BAT0/charge_control_end_threshold"; static BAT_CHARGE_PATH0: &str = "/sys/class/power_supply/BAT0/charge_control_end_threshold";
static BAT_CHARGE_PATH1: &str = "/sys/class/power_supply/BAT1/charge_control_end_threshold";
static BAT_CHARGE_PATH2: &str = "/sys/class/power_supply/BAT2/charge_control_end_threshold";
impl GetSupported for CtrlCharge { impl GetSupported for CtrlCharge {
type A = ChargeSupportedFunctions; type A = ChargeSupportedFunctions;
@@ -88,8 +90,12 @@ impl CtrlCharge {
} }
fn get_battery_path() -> Result<&'static str, RogError> { fn get_battery_path() -> Result<&'static str, RogError> {
if Path::new(BAT_CHARGE_PATH).exists() { if Path::new(BAT_CHARGE_PATH0).exists() {
Ok(BAT_CHARGE_PATH) Ok(BAT_CHARGE_PATH0)
} else if Path::new(BAT_CHARGE_PATH1).exists() {
Ok(BAT_CHARGE_PATH1)
} else if Path::new(BAT_CHARGE_PATH2).exists() {
Ok(BAT_CHARGE_PATH2)
} else { } else {
Err(RogError::MissingFunction( Err(RogError::MissingFunction(
"Charge control not available, you may require a v5.8.10 series kernel or newer" "Charge control not available, you may require a v5.8.10 series kernel or newer"
@@ -106,12 +112,14 @@ impl CtrlCharge {
); );
} }
let path = Self::get_battery_path()?;
let mut file = OpenOptions::new() let mut file = OpenOptions::new()
.write(true) .write(true)
.open(BAT_CHARGE_PATH) .open(path)
.map_err(|err| RogError::Path(BAT_CHARGE_PATH.into(), err))?; .map_err(|err| RogError::Path(path.into(), err))?;
file.write_all(limit.to_string().as_bytes()) file.write_all(limit.to_string().as_bytes())
.map_err(|err| RogError::Write(BAT_CHARGE_PATH.into(), err))?; .map_err(|err| RogError::Write(path.into(), err))?;
info!("Battery charge limit: {}", limit); info!("Battery charge limit: {}", limit);
config.read(); config.read();