Merge branch 'docs/update_esp32c2_iperf_throughput' into 'master'

Docs/update esp32c2 iperf throughput

Closes IDFGH-7707

See merge request espressif/esp-idf!18732

docs/en/api-guides/wifi.rst

@@ -2339,6 +2339,66 @@ The parameters not mentioned in the following table should be set to the default
           - 44.5
           - 44.2
 
+.. only:: esp32c2
+
+     .. list-table::
+        :header-rows: 1
+        :widths: 10 10 10 15
+
+        * - Rank
+          - Iperf
+          - Default
+          - Minimum
+        * - Available memory (KB)
+          - 37
+          - 56
+          - 84
+        * - WIFI_STATIC_RX_BUFFER_NUM
+          - 14
+          - 7
+          - 3
+        * - WIFI_DYNAMIC_RX_BUFFER_NUM
+          - 18
+          - 14
+          - 6
+        * - WIFI_DYNAMIC_TX_BUFFER_NUM
+          - 18
+          - 14
+          - 6
+        * - WIFI_RX_BA_WIN
+          - 16
+          - 12
+          - 6
+        * - TCP_SND_BUF_DEFAULT (KB)
+          - 18
+          - 14
+          - 6
+        * - TCP_WND_DEFAULT (KB)
+          - 18
+          - 14
+          - 6
+        * - LWIP_IRAM_OPTIMIZATION
+          - 13
+          - 13
+          - 0
+        * - TCP TX throughput (Mbit/s)
+          - 21.6
+          - 21.4
+          - 14.3
+        * - TCP RX throughput (Mbit/s)
+          - 19.1
+          - 17.9
+          - 12.4
+        * - UDP TX throughput (Mbit/s)
+          - 26.4
+          - 26.3
+          - 25.0
+        * - UDP RX throughput (Mbit/s)
+          - 32.3
+          - 31.5
+          - 27.7
+
+
 .. only:: esp32s3
 
      .. list-table::
@@ -2436,6 +2496,14 @@ The parameters not mentioned in the following table should be set to the default
         The test was performed with a single stream in a shielded box using an ASUS RT-N66U router.
         {IDF_TARGET_NAME}'s CPU is single core with 160 MHz. {IDF_TARGET_NAME}'s flash is in QIO mode with 80 MHz.
 
+
+.. only:: esp32c2
+
+    .. note::
+        The test was performed with a single stream in a shielded box using an Redmi RM2100 router.
+        {IDF_TARGET_NAME}'s CPU is single core with 120 MHz. {IDF_TARGET_NAME}'s flash is in QIO mode with 60 MHz.
+
+
 .. only:: esp32
 
     **Ranks:**

docs/zh_CN/api-guides/wifi.rst

@@ -2339,6 +2339,65 @@ Wi-Fi 使用的堆内存峰值是 Wi-Fi 驱动程序 **理论上消耗的最大
           - 44.5
           - 44.2
 
+.. only:: esp32c2
+
+     .. list-table::
+        :header-rows: 1
+        :widths: 10 10 10 15
+
+        * - 等级
+          - Iperf
+          - 默认
+          - 最小
+        * - 可用内存 (KB)
+          - 37
+          - 56
+          - 84
+        * - WIFI_STATIC_RX_BUFFER_NUM
+          - 14
+          - 7
+          - 3
+        * - WIFI_DYNAMIC_RX_BUFFER_NUM
+          - 18
+          - 14
+          - 6
+        * - WIFI_DYNAMIC_TX_BUFFER_NUM
+          - 18
+          - 14
+          - 6
+        * - WIFI_RX_BA_WIN
+          - 16
+          - 12
+          - 6
+        * - TCP_SND_BUF_DEFAULT (KB)
+          - 18
+          - 14
+          - 6
+        * - TCP_WND_DEFAULT (KB)
+          - 18
+          - 14
+          - 6
+        * - LWIP_IRAM_OPTIMIZATION
+          - 13
+          - 13
+          - 0
+        * - TCP 发送数据吞吐量 (Mbit/s)
+          - 21.6
+          - 21.4
+          - 14.3
+        * - TCP 接收数据吞吐量 (Mbit/s)
+          - 19.1
+          - 17.9
+          - 12.4
+        * - UDP 发送数据吞吐量 (Mbit/s)
+          - 26.4
+          - 26.3
+          - 25.0
+        * - UDP 接收数据吞吐量 (Mbit/s)
+          - 32.3
+          - 31.5
+          - 27.7
+
 .. only:: esp32s3
 
      .. list-table::
@@ -2436,6 +2495,12 @@ Wi-Fi 使用的堆内存峰值是 Wi-Fi 驱动程序 **理论上消耗的最大
         以上结果使用华硕 RT-N66U 路由器，在屏蔽箱中进行单流测试得出。
         {IDF_TARGET_NAME} 的 CPU 为单核，频率为 160 MHz，flash 为 QIO 模式，频率为 80 MHz。
 
+.. only:: esp32c2
+
+    .. note::
+        以上结果使用红米 RM2100 路由器，在屏蔽箱中进行单流测试得出。
+        {IDF_TARGET_NAME} 的 CPU 为单核，频率为 120 MHz，flash 为 QIO 模式，频率为 60 MHz。
+
 .. only:: esp32
 
     **等级：**

examples/wifi/iperf/sdkconfig.defaults.esp32c2

@@ -1,22 +1,22 @@
 #
 # ESP32-C2
 #
-CONFIG_ESP32_WIFI_STATIC_RX_BUFFER_NUM=20
+CONFIG_ESP32_WIFI_STATIC_RX_BUFFER_NUM=14
-CONFIG_ESP32_WIFI_DYNAMIC_RX_BUFFER_NUM=40
+CONFIG_ESP32_WIFI_DYNAMIC_RX_BUFFER_NUM=18
-CONFIG_ESP32_WIFI_DYNAMIC_TX_BUFFER_NUM=40
+CONFIG_ESP32_WIFI_DYNAMIC_TX_BUFFER_NUM=18
 CONFIG_ESP32_WIFI_AMPDU_TX_ENABLED=y
-CONFIG_ESP32_WIFI_TX_BA_WIN=32
+CONFIG_ESP32_WIFI_TX_BA_WIN=16
 CONFIG_ESP32_WIFI_AMPDU_RX_ENABLED=y
-CONFIG_ESP32_WIFI_RX_BA_WIN=32
+CONFIG_ESP32_WIFI_RX_BA_WIN=16
 
-CONFIG_LWIP_TCP_SND_BUF_DEFAULT=40960
+CONFIG_LWIP_TCP_SND_BUF_DEFAULT=18432
-CONFIG_LWIP_TCP_WND_DEFAULT=40960
+CONFIG_LWIP_TCP_WND_DEFAULT=18432
-CONFIG_LWIP_TCP_RECVMBOX_SIZE=64
+CONFIG_LWIP_TCP_RECVMBOX_SIZE=32
-CONFIG_LWIP_UDP_RECVMBOX_SIZE=64
+CONFIG_LWIP_UDP_RECVMBOX_SIZE=32
-CONFIG_LWIP_TCPIP_RECVMBOX_SIZE=64
+CONFIG_LWIP_TCPIP_RECVMBOX_SIZE=32
 
 CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_120=y
 CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ=120
 
 CONFIG_ESPTOOLPY_FLASHMODE_QIO=y
-CONFIG_ESPTOOLPY_FLASHFREQ_80M=y
+CONFIG_ESPTOOLPY_FLASHFREQ_60M=y