From adeba6b981c4dd9830caf01113209a4c15f98018 Mon Sep 17 00:00:00 2001
From: PA4WDH
Date: Sun, 28 Jul 2024 15:57:46 +0200
Subject: Check driver names in autodetection

---
 cputemp.c | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

(limited to 'cputemp.c')

diff --git a/cputemp.c b/cputemp.c
index 559056f..0960662 100644
--- a/cputemp.c
+++ b/cputemp.c
@@ -87,6 +87,42 @@ void cputemp_read_hwmon(char *hwmon,char *sensor_name,struct s_sensor *sensor)
   hwmon_dirent=readdir(hwmon_dir);
  }
  closedir(hwmon_dir);
+
+// Some drivers do note have labels, so check the driver too if we didn't find anything so far
+ if (sensor->valid==0)
+ {
+  DEBUG2_CPUTEMP("Checking driver name\n");
+  sprintf(sysfs_file,"%s/name",hwmon);
+
+// Read the name to see if it matches what we're looking for
+  datalen=sysfs_read_str(sysfs_file,buf,sizeof(buf));
+
+  if (datalen<0)
+  {
+   DEBUG2_CPUTEMP("Failed to driver name\n");
+  } else {
+   DEBUG1_CPUTEMP("Name is: %s\n",buf);
+   if (strncasecmp(buf,sensor_name,255)==0) {
+    DEBUG2_CPUTEMP("Label machtes our search criteria\n");
+
+    sprintf(sysfs_file,"%s/temp1_input",hwmon);
+    DEBUG1_CPUTEMP("Input filename: %s\n",sysfs_file);
+
+// Validate the sensor by reading it
+    testdata=sysfs_read_long_int(sysfs_file);
+    DEBUG2_CPUTEMP("Input value: %ld\n",testdata);
+    if ((testdata>=VALID_TEMP_MIN) && (testdata<=VALID_TEMP_MAX))
+    {
+     DEBUG1_CPUTEMP("Input data is valid, marking sensor as valid\n");
+     sensor->valid=1;
+     strncpy(sensor->name,buf,sizeof(buf));
+     strncpy(sensor->filename,sysfs_file,sizeof(sysfs_file));
+    } else {
+     DEBUG1_CPUTEMP("Input data is invalid, ignoring sensor\n");
+    }
+   }
+  }
+ }
 }
 
 // Find all entries under /sys/class/hwmon and check them with
-- 
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