feat: RDNA4 support (#12)

* feat: initial rdna4 support

* fix: avoid setting min range value

* feat: add support for new sclk offset format

* fix: write sclk offset line in one operation

* fix: handle relative fan info path correctly for test usage

* chore: bump version

Author: ilya-zlobintsev

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "amdgpu-sysfs"
-version = "0.17.6"
+version = "0.18.0"
 authors = ["Ilya Zlobintsev <ilya.zl@protonmail.com>"]
 edition = "2021"
 license = "GPL-3.0"

src/gpu_handle/mod.rs

@@ -24,7 +24,7 @@ use std::{
     fmt::{self, Display, Write as _},
     fs,
     io::Write,
-    path::PathBuf,
+    path::{Path, PathBuf},
     str::FromStr,
 };
 #[cfg(feature = "overdrive")]
@@ -379,7 +379,7 @@ impl GpuHandle {
     }
 
     fn read_fan_info(&self, file: &str, section_name: &str, range_name: &str) -> Result<FanInfo> {
-        let file_path = self.get_path().join("gpu_od/fan_ctrl").join(file);
+        let file_path = Path::new("gpu_od/fan_ctrl").join(file);
         let data = self.read_file(file_path)?;
         let contents = FanCtrlContents::parse(&data, section_name)?;
 

src/gpu_handle/overdrive/mod.rs

@@ -238,7 +238,7 @@ where
 }
 
 /// A range.
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]
 #[cfg_attr(feature = "serde", derive(Serialize, Deserialize))]
 pub struct Range {
     /// The lower value of a range.

src/gpu_handle/overdrive/snapshots/amdgpu_sysfs__gpu_handle__overdrive__tests__detect_type_phoenix.snap

@@ -7,6 +7,8 @@ data:
   current_sclk_range:
     min: 800
     max: 2700
+  sclk_offset: ~
+  rdna4_sclk_offset_workaround: false
   current_mclk_range:
     min: ~
     max: ~
@@ -16,6 +18,7 @@ data:
     sclk:
       min: 800
       max: 2700
+    sclk_offset: ~
     mclk: ~
     curve_sclk_points: []
     curve_voltage_points: []

src/gpu_handle/overdrive/snapshots/amdgpu_sysfs__gpu_handle__overdrive__vega20__tests__parse_6700xt_full.snap

@@ -5,6 +5,8 @@ expression: table
 current_sclk_range:
   min: 500
   max: 2725
+sclk_offset: ~
+rdna4_sclk_offset_workaround: false
 current_mclk_range:
   min: 97
   max: 1000
@@ -14,10 +16,10 @@ od_range:
   sclk:
     min: 500
     max: 2800
+  sclk_offset: ~
   mclk:
     min: 674
     max: 1075
   curve_sclk_points: []
   curve_voltage_points: []
   voltage_offset: ~
-

src/gpu_handle/overdrive/snapshots/amdgpu_sysfs__gpu_handle__overdrive__vega20__tests__parse_6800_full.snap

@@ -5,6 +5,8 @@ expression: table
 current_sclk_range:
   min: 500
   max: 2314
+sclk_offset: ~
+rdna4_sclk_offset_workaround: false
 current_mclk_range:
   min: 97
   max: 1000
@@ -14,10 +16,10 @@ od_range:
   sclk:
     min: 500
     max: 2600
+  sclk_offset: ~
   mclk:
     min: 674
     max: 1075
   curve_sclk_points: []
   curve_voltage_points: []
   voltage_offset: ~
-

src/gpu_handle/overdrive/snapshots/amdgpu_sysfs__gpu_handle__overdrive__vega20__tests__parse_6900xt_full.snap

@@ -5,6 +5,8 @@ expression: table
 current_sclk_range:
   min: 500
   max: 2499
+sclk_offset: ~
+rdna4_sclk_offset_workaround: false
 current_mclk_range:
   min: 97
   max: 1000
@@ -14,10 +16,10 @@ od_range:
   sclk:
     min: 500
     max: 3000
+  sclk_offset: ~
   mclk:
     min: 674
     max: 1075
   curve_sclk_points: []
   curve_voltage_points: []
   voltage_offset: ~
-

src/gpu_handle/overdrive/snapshots/amdgpu_sysfs__gpu_handle__overdrive__vega20__tests__parse_7800xt_full.snap

@@ -5,6 +5,8 @@ expression: table
 current_sclk_range:
   min: 500
   max: 2660
+sclk_offset: ~
+rdna4_sclk_offset_workaround: false
 current_mclk_range:
   min: 97
   max: 1219
@@ -14,6 +16,7 @@ od_range:
   sclk:
     min: 500
     max: 5000
+  sclk_offset: ~
   mclk:
     min: 97
     max: 1500
@@ -22,4 +25,3 @@ od_range:
   voltage_offset:
     min: -450
     max: 0
-

src/gpu_handle/overdrive/snapshots/amdgpu_sysfs__gpu_handle__overdrive__vega20__tests__parse_7900xt_full.snap

@@ -5,6 +5,8 @@ expression: table
 current_sclk_range:
   min: 500
   max: 2735
+sclk_offset: ~
+rdna4_sclk_offset_workaround: false
 current_mclk_range:
   min: 97
   max: 1250
@@ -14,6 +16,7 @@ od_range:
   sclk:
     min: 500
     max: 5000
+  sclk_offset: ~
   mclk:
     min: 97
     max: 1500
@@ -22,4 +25,3 @@ od_range:
   voltage_offset:
     min: -450
     max: 0
-

src/gpu_handle/overdrive/snapshots/amdgpu_sysfs__gpu_handle__overdrive__vega20__tests__parse_7900xtx_full.snap

@@ -5,6 +5,8 @@ expression: table
 current_sclk_range:
   min: 500
   max: 3005
+sclk_offset: ~
+rdna4_sclk_offset_workaround: false
 current_mclk_range:
   min: 97
   max: 1250
@@ -14,6 +16,7 @@ od_range:
   sclk:
     min: 500
     max: 5000
+  sclk_offset: ~
   mclk:
     min: 97
     max: 1500
@@ -22,4 +25,3 @@ od_range:
     - min: -450
       max: 0
   voltage_offset: ~
-