feat: use gpu-provided allowed range for voltage offset when it is available

Cargo.lock

@@ -41,9 +41,9 @@ dependencies = [
 
 [[package]]
 name = "amdgpu-sysfs"
-version = "0.12.10"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5aeb473ff5972754ae1f0eed1971bbc0c88904a0282c795d79dec3862e56ae0"
+checksum = "04b3c8f53aaed3c9a8f9b71c7d261a4343703ed3a5758eda16646e9b57c4e263"
 dependencies = [
  "enum_dispatch",
  "serde",

lact-daemon/src/server/gpu_controller/mod.rs

@@ -683,7 +683,10 @@ impl ClocksConfiguration {
             // Normalize the VDDC curve - make sure all of the values are within the allowed range
             table.normalize_vddc_curve();
 
-            table.voltage_offset = self.voltage_offset;
+            match self.voltage_offset {
+                Some(offset) => table.set_voltage_offset(offset)?,
+                None => table.voltage_offset = None,
+            }
         }
 
         if let Some(min_clockspeed) = self.min_core_clock {

lact-gui/src/app/root_stack/oc_page/clocks_frame.rs

@@ -8,7 +8,7 @@ use std::rc::Rc;
 use std::sync::atomic::{AtomicBool, Ordering};
 use tracing::debug;
 
-const VOLTAGE_OFFSET_RANGE: f64 = 250.0;
+const DEFAULT_VOLTAGE_OFFSET_RANGE: i32 = 250;
 const WARNING_TEXT: &str = "Warning: changing these values may lead to system instability and potentially damage your hardware!";
 
 // The AtomicBool stores if the value was changed
@@ -233,12 +233,18 @@ impl ClocksFrame {
 
         if let ClocksTableGen::Vega20(table) = table {
             if let Some(offset) = table.voltage_offset {
+                let (min_offset, max_offset) = table
+                    .od_range
+                    .voltage_offset
+                    .and_then(|range| range.into_full())
+                    .unwrap_or((-DEFAULT_VOLTAGE_OFFSET_RANGE, DEFAULT_VOLTAGE_OFFSET_RANGE));
+
                 self.voltage_offset_adjustment
                     .0
-                    .set_lower(VOLTAGE_OFFSET_RANGE * -1.0);
+                    .set_lower(min_offset as f64);
                 self.voltage_offset_adjustment
                     .0
-                    .set_upper(VOLTAGE_OFFSET_RANGE);
+                    .set_upper(max_offset as f64);
                 self.voltage_offset_adjustment.0.set_value(offset.into());
             } else {
                 self.voltage_offset_adjustment.0.set_upper(0.0);

lact-schema/Cargo.toml

@@ -7,7 +7,7 @@ edition = "2021"
 args = ["clap"]
 
 [dependencies]
-amdgpu-sysfs = { version = "0.12.10", features = ["serde"] }
+amdgpu-sysfs = { version = "0.13.0", features = ["serde"] }
 serde = { version = "1.0", features = ["derive"] }
 indexmap = { version = "*", features = ["serde"] }
 clap = { version = "4.4.11", features = ["derive"], optional = true }