drivers/sx126x: split out _set_state and _get_state

Author: fabian18

drivers/sx126x/include/sx126x_internal.h

@@ -122,6 +122,23 @@ static inline bool sx126x_is_stm32wl(sx126x_t *dev)
     }
 }
 
+/**
+ * @brief   Get the current chip state
+ *
+ * @param[in]   dev
+ *
+ * @return  Chip state
+ */
+sx126x_chip_modes_t sx126x_get_state(const sx126x_t *dev);
+
+/**
+ * @brief   Set the internal chip state
+ *
+ * @param[in]   dev
+ * @param[in]   state
+ */
+void sx126x_set_state(sx126x_t *dev, sx126x_chip_modes_t state);
+
 #ifdef __cplusplus
 }
 #endif

drivers/sx126x/sx126x.c

@@ -427,6 +427,48 @@ int sx126x_init(sx126x_t *dev)
     return res;
 }
 
+sx126x_chip_modes_t sx126x_get_state(const sx126x_t *dev)
+{
+    sx126x_chip_status_t radio_status;
+    sx126x_get_status(dev, &radio_status);
+    return radio_status.chip_mode;
+}
+
+void sx126x_set_state(sx126x_t *dev, sx126x_chip_modes_t state)
+{
+    switch (state) {
+    case SX126X_CHIP_MODE_TX:
+        sx126x_set_tx(dev, 0); /* no TX frame timeout */
+        break;
+    case SX126X_CHIP_MODE_RX:
+        if (dev->rx_timeout >= 0) {
+            int timeout = (sx126x_symbol_to_msec(dev, dev->rx_timeout));
+            sx126x_set_rx_tx_fallback_mode(dev, SX126X_FALLBACK_STDBY_XOSC);
+            if (timeout > 0) {
+                sx126x_set_rx(dev, timeout);
+            }
+            else {
+                sx126x_set_rx(dev, SX126X_RX_SINGLE_MODE);
+            }
+        }
+        else {
+            /* By default, the radio will always return in STDBY_RC
+               unless the configuration is changed by using this command.
+               Changing the default mode from STDBY_RC to STDBY_XOSC or FS
+               will only have an impact on the switching time of the radio */
+            sx126x_set_rx_tx_fallback_mode(dev, SX126X_FALLBACK_FS);
+            sx126x_set_rx_with_timeout_in_rtc_step(dev, SX126X_RX_CONTINUOUS);
+        }
+        break;
+    case SX126X_CHIP_MODE_STBY_RC:
+    case SX126X_CHIP_MODE_STBY_XOSC:
+        sx126x_set_standby(dev, state);
+        break;
+    default:
+        break;
+    }
+}
+
 uint32_t sx126x_get_channel(const sx126x_t *dev)
 {
     DEBUG("[sx126x]: sx126x_get_radio_status \n");

drivers/sx126x/sx126x_netdev.c

@@ -206,16 +206,11 @@ static void _isr(netdev_t *netdev)
 
 static int _get_state(sx126x_t *dev, void *val)
 {
-    sx126x_chip_status_t radio_status;
-
-    sx126x_get_status(dev, &radio_status);
-    netopt_state_t state = NETOPT_STATE_OFF;
-
-    switch (radio_status.chip_mode) {
-    case SX126X_CHIP_MODE_RFU:
-    case SX126X_CHIP_MODE_STBY_RC:
-    case SX126X_CHIP_MODE_STBY_XOSC:
-        state = NETOPT_STATE_STANDBY;
+    netopt_state_t state;
+    sx126x_chip_modes_t mode = sx126x_get_state(dev);
+    switch (mode) {
+    case SX126X_CHIP_MODE_FS:
+        state = NETOPT_STATE_IDLE;
         break;
 
     case SX126X_CHIP_MODE_TX:
@@ -227,6 +222,7 @@ static int _get_state(sx126x_t *dev, void *val)
         break;
 
     default:
+        state = NETOPT_STATE_STANDBY;
         break;
     }
     memcpy(val, &state, sizeof(netopt_state_t));
@@ -312,7 +308,7 @@ static int _set_state(sx126x_t *dev, netopt_state_t state)
     switch (state) {
     case NETOPT_STATE_STANDBY:
         DEBUG("[sx126x] netdev: set NETOPT_STATE_STANDBY state\n");
-        sx126x_set_standby(dev, SX126X_CHIP_MODE_STBY_XOSC);
+        sx126x_set_state(dev, SX126X_CHIP_MODE_STBY_XOSC);
         break;
 
     case NETOPT_STATE_IDLE:
@@ -324,14 +320,7 @@ static int _set_state(sx126x_t *dev, netopt_state_t state)
             dev->params->set_rf_mode(dev, SX126X_RF_MODE_RX);
         }
 #endif
-        sx126x_cfg_rx_boosted(dev, true);
-        int _timeout = (sx126x_symbol_to_msec(dev, dev->rx_timeout));
-        if (_timeout != 0) {
-            sx126x_set_rx(dev, _timeout);
-        }
-        else {
-            sx126x_set_rx(dev, SX126X_RX_SINGLE_MODE);
-        }
+        sx126x_set_state(dev, SX126X_CHIP_MODE_RX);
         break;
 
     case NETOPT_STATE_TX:
@@ -341,7 +330,7 @@ static int _set_state(sx126x_t *dev, netopt_state_t state)
             dev->params->set_rf_mode(dev, dev->params->tx_pa_mode);
         }
 #endif
-        sx126x_set_tx(dev, 0);
+        sx126x_set_state(dev, SX126X_CHIP_MODE_TX);
         break;
 
     case NETOPT_STATE_RESET: