Pull request project-chip#907: [Silabs][Wf200] Disabling sleep

Merge in WMN_TOOLS/matter from bugfix/wf200_sleep to RC_2.1.0-1.1

Squashed commit of the following:

commit c14edfc41dd9e8427fd242f3fcd3055043cb33ec
Author: Chirag Bansal <chirag.bansal@silabs.com>
Date:   Thu Jun 22 11:24:49 2023 +0530

    changing the condition so that wf200 doesn't go in sleep by default

commit 694226bfb43e8fdfe0e2bb16fd8570bb740aec07
Author: Jean-Francois Penven <67962328+jepenven-silabs@users.noreply.github.com>
Date:   Mon May 29 10:11:02 2023 -0400

    Fix matter shell with wf200 (project-chip#26845)

examples/platform/silabs/efr32/uart.cpp

@@ -134,8 +134,6 @@ static uint8_t sRxFifoBuffer[MAX_BUFFER_SIZE];
 static Fifo_t sReceiveFifo;
 
 static void UART_rx_callback(UARTDRV_Handle_t handle, Ecode_t transferStatus, uint8_t * data, UARTDRV_Count_t transferCount);
-static void UART_tx_callback(struct UARTDRV_HandleData * handle, Ecode_t transferStatus, uint8_t * data,
-                             UARTDRV_Count_t transferCount);
 static void uartSendBytes(uint8_t * buffer, uint16_t nbOfBytes);
 
 static bool InitFifo(Fifo_t * fifo, uint8_t * pDataBuffer, uint16_t bufferSize)
@@ -474,14 +472,15 @@ void uartSendBytes(uint8_t * buffer, uint16_t nbOfBytes)
 #endif
 
 #if (defined(EFR32MG24) && defined(WF200_WIFI))
+    // Blocking transmit for the MG24 + WF200 since UART TX is multiplexed with
+    // WF200 SPI IRQ
     pre_uart_transfer();
-#endif /* EFR32MG24 && WF200_WIFI */
-
+    UARTDRV_ForceTransmit(vcom_handle, (uint8_t *) buffer, nbOfBytes);
+    post_uart_transfer();
+#else
+    // Non Blocking Transmit
     UARTDRV_Transmit(vcom_handle, (uint8_t *) buffer, nbOfBytes, UART_tx_callback);
     ulTaskNotifyTake(pdTRUE, portMAX_DELAY);
-
-#if (defined(EFR32MG24) && defined(WF200_WIFI))
-    post_uart_transfer();
 #endif /* EFR32MG24 && WF200_WIFI */
 
 #if defined(SL_CATALOG_POWER_MANAGER_PRESENT)

examples/platform/silabs/efr32/wf200/host_if.cpp

@@ -602,15 +602,15 @@ static void wfx_events_task(void * p_arg)
             retryJoin     = 0;
             retryInterval = WLAN_MIN_RETRY_TIMER_MS;
             wfx_lwip_set_sta_link_up();
-#ifdef SLEEP_ENABLED
+#if CHIP_DEVICE_CONFIG_ENABLE_SED
             if (!(wfx_get_wifi_state() & SL_WFX_AP_INTERFACE_UP))
             {
                 // Enable the power save
                 SILABS_LOG("WF200 going to DTIM based sleep");
                 sl_wfx_set_power_mode(WFM_PM_MODE_DTIM, WFM_PM_POLL_FAST_PS, BEACON_1);
                 sl_wfx_enable_device_power_save();
             }
-#endif // SLEEP_ENABLED
+#endif /* CHIP_DEVICE_CONFIG_ENABLE_SED */
         }
 
         if (flags & SL_WFX_DISCONNECT)