Fix STOP command issuing when idle

Fixed almost unconditional STOP command issuing when the
channel is idle. Refs #1104, #1105 and closes #1107.

CMakeLists.txt

@@ -16,7 +16,7 @@ else()
     list(APPEND srcs "src/relay_chn_ctl_single.c")
 endif()
 
-if(CONFIG_RELAY_CHN_NVS)
+if(CONFIG_RELAY_CHN_ENABLE_NVS)
     list(APPEND srcs "src/relay_chn_nvs.c")
 endif()
 

src/relay_chn_core.c

@@ -216,8 +216,8 @@ void relay_chn_issue_cmd(relay_chn_ctl_t* chn_ctl, relay_chn_cmd_t cmd)
     }
 
     if (cmd == RELAY_CHN_CMD_STOP) {
-        if (chn_ctl->state == RELAY_CHN_STATE_STOPPED) {
-            return; // Do nothing if already stopped
+        if (chn_ctl->state == RELAY_CHN_STATE_STOPPED || chn_ctl->state == RELAY_CHN_STATE_IDLE) {
+            return; // Do nothing if already stopped or idle
         }
         // If the command is STOP, issue it immediately
         relay_chn_dispatch_cmd(chn_ctl, cmd);