MAC: Update symbol rate when RF configuration changed

Author: Jarkko Paso

source/MAC/IEEE802_15_4/mac_mlme.c

@@ -68,6 +68,7 @@ static int8_t mac_mlme_rf_channel_set(struct protocol_interface_rf_mac_setup *rf
 static void mac_mlme_timer_cb(int8_t timer_id, uint16_t slots);
 static void mac_mlme_start_confirm_handler(protocol_interface_rf_mac_setup_s *rf_ptr, const mlme_start_conf_t *conf);
 static void mac_mlme_scan_confirm_handler(protocol_interface_rf_mac_setup_s *rf_ptr, const mlme_scan_conf_t *conf);
+static int mac_mlme_set_symbol_rate(protocol_interface_rf_mac_setup_s *rf_mac_setup);
 
 static void mac_mlme_energy_scan_start(protocol_interface_rf_mac_setup_s *rf_mac_setup, uint8_t channel)
 {
@@ -750,6 +751,7 @@ int8_t mac_mlme_set_req(protocol_interface_rf_mac_setup_s *rf_mac_setup, const m
             return 0;
         case macRfConfiguration:
             rf_mac_setup->dev_driver->phy_driver->extension(PHY_EXTENSION_SET_RF_CONFIGURATION, (uint8_t *) set_req->value_pointer);
+            mac_mlme_set_symbol_rate(rf_mac_setup);
             return 0;
         default:
             return mac_mlme_handle_set_values(rf_mac_setup, set_req);
@@ -1037,6 +1039,17 @@ static uint8_t mac_backoff_ticks_calc(phy_device_driver_s *phy_driver)
     return (uint8_t) ticks;
 }
 
+static int mac_mlme_set_symbol_rate(protocol_interface_rf_mac_setup_s *rf_mac_setup)
+{
+    if (rf_mac_setup->rf_csma_extension_supported) {
+        rf_mac_setup->dev_driver->phy_driver->extension(PHY_EXTENSION_GET_SYMBOLS_PER_SECOND, (uint8_t *) &rf_mac_setup->symbol_rate);
+        rf_mac_setup->symbol_time_us = 1000000 / rf_mac_setup->symbol_rate;
+        tr_debug("SW-MAC driver support rf extension %"PRIu32" symbol/seconds  %"PRIu32" us symbol time length", rf_mac_setup->symbol_rate, rf_mac_setup->symbol_time_us);
+        return 0;
+    }
+    return -1;
+}
+
 protocol_interface_rf_mac_setup_s *mac_mlme_data_base_allocate(uint8_t *mac64, arm_device_driver_list_s *dev_driver, mac_description_storage_size_t *storage_sizes)
 {
     uint16_t total_length = 0;
@@ -1127,11 +1140,7 @@ protocol_interface_rf_mac_setup_s *mac_mlme_data_base_allocate(uint8_t *mac64, a
     bool rf_support = false;
     dev_driver->phy_driver->extension(PHY_EXTENSION_DYNAMIC_RF_SUPPORTED, (uint8_t *)&rf_support);
     entry->rf_csma_extension_supported = rf_support;
-    if (entry->rf_csma_extension_supported) {
-        entry->dev_driver->phy_driver->extension(PHY_EXTENSION_GET_SYMBOLS_PER_SECOND, (uint8_t *) &entry->symbol_rate);
-        entry->symbol_time_us = 1000000 / entry->symbol_rate;
-        tr_debug("SW-MAC driver support rf extension %"PRIu32" symbol/seconds  %"PRIu32" us symbol time length", entry->symbol_rate, entry->symbol_time_us);
-    }
+    mac_mlme_set_symbol_rate(entry);
 
     //How many 10us ticks backoff period is for waiting 20symbols which is typically 10 bytes time
     entry->backoff_period_in_10us = mac_backoff_ticks_calc(dev_driver->phy_driver);