[mark2] Better I2C requirement handling

OpenVoiceOS · Mar 26, 2024 · 290a40e · 290a40e
1 parent 9dc0368
commit 290a40e
Showing 1 changed file with 10 additions and 2 deletions.
diff --git a/utils/common.sh b/utils/common.sh
@@ -360,8 +360,16 @@ function i2c_get() {
 function i2c_scan() {
     if [ "$RASPBERRYPI_MODEL" != "N/A" ]; then
         echo -ne "➤ Scan I2C bus for hardware auto-detection..."
-        dtparam -v i2c_arm=on &>>"$LOG_FILE"
-        modprobe -v i2c-dev &>>"$LOG_FILE"
+
+        # Load I2C requirements if not ready, nothing persistent here as
+        # it will be handled later by the Ansible playbook.
+        if ! dtparam -l | grep -q i2c_arm=on; then
+            dtparam -v i2c_arm=on &>>"$LOG_FILE"
+        fi
+        if ! lsmod | grep -q i2c-dev; then
+            modprobe -v i2c-dev &>>"$LOG_FILE"
+        fi
+
         for device in "${!SUPPORTED_DEVICES[@]}"; do
             address="${SUPPORTED_DEVICES[$device]}"
             if i2c_get "$address"; then