[serial] 优化发送非阻塞时，serial_close未执行rt_completion_done的问题。

bsp/stm32/libraries/HAL_Drivers/drv_usart_v2.c

@@ -456,6 +456,7 @@ static void uart_isr(struct rt_serial_device *serial)
     {
         if (__HAL_UART_GET_FLAG(&(uart->handle), UART_FLAG_ORE) != RESET)
         {
+            LOG_E("(%s) serial device Overrun error!", serial->parent.parent.name);
             __HAL_UART_CLEAR_OREFLAG(&uart->handle);
         }
         if (__HAL_UART_GET_FLAG(&(uart->handle), UART_FLAG_NE) != RESET)

bsp/stm32/stm32l475-atk-pandora/project.uvprojx

@@ -338,7 +338,7 @@
               <MiscControls></MiscControls>
               <Define>USE_HAL_DRIVER, __RTTHREAD__, STM32L475xx</Define>
               <Undefine></Undefine>
-              <IncludePath>.;applications;..\..\..\libcpu\arm\common;..\..\..\libcpu\arm\cortex-m4;..\..\..\components\drivers\include;..\..\..\components\drivers\include;..\..\..\components\drivers\include;board;board\CubeMX_Config\Inc;board\ports;..\libraries\HAL_Drivers;..\libraries\HAL_Drivers\config;..\..\..\components\finsh;.;..\..\..\include;..\libraries\STM32L4xx_HAL\STM32L4xx_HAL_Driver\Inc;..\libraries\STM32L4xx_HAL\CMSIS\Device\ST\STM32L4xx\Include;..\libraries\STM32L4xx_HAL\CMSIS\Include</IncludePath>
+              <IncludePath>.;applications;..\..\..\libcpu\arm\common;..\..\..\libcpu\arm\cortex-m4;..\..\..\components\drivers\include;..\..\..\components\drivers\include;..\..\..\components\drivers\include;board;board\CubeMX_Config\Inc;board\ports;..\libraries\HAL_Drivers;..\libraries\HAL_Drivers\config;..\..\..\components\finsh;.;..\..\..\include;..\libraries\STM32L4xx_HAL\STM32L4xx_HAL_Driver\Inc;..\libraries\STM32L4xx_HAL\CMSIS\Device\ST\STM32L4xx\Include;..\libraries\STM32L4xx_HAL\CMSIS\Include;..\..\..\components\utilities\utest;..\..\..\examples\utest\testcases\kernel</IncludePath>
             </VariousControls>
           </Cads>
           <Aads>
@@ -388,15 +388,20 @@
               <FilePath>applications\main.c</FilePath>
             </File>
             <File>
-              <FileName>uart_sample.c</FileName>
+              <FileName>uart_rxblocking_txblocking.c</FileName>
               <FileType>1</FileType>
-              <FilePath>.\applications\uart_sample.c</FilePath>
+              <FilePath>.\applications\uart_rxblocking_txblocking.c</FilePath>
             </File>
           </Files>
         </Group>
         <Group>
           <GroupName>CPU</GroupName>
           <Files>
+            <File>
+              <FileName>backtrace.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\libcpu\arm\common\backtrace.c</FilePath>
+            </File>
             <File>
               <FileName>showmem.c</FileName>
               <FileType>1</FileType>
@@ -408,20 +413,15 @@
               <FilePath>..\..\..\libcpu\arm\common\div0.c</FilePath>
             </File>
             <File>
-              <FileName>backtrace.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\libcpu\arm\common\backtrace.c</FilePath>
+              <FileName>context_rvds.S</FileName>
+              <FileType>2</FileType>
+              <FilePath>..\..\..\libcpu\arm\cortex-m4\context_rvds.S</FilePath>
             </File>
             <File>
               <FileName>cpuport.c</FileName>
               <FileType>1</FileType>
               <FilePath>..\..\..\libcpu\arm\cortex-m4\cpuport.c</FilePath>
             </File>
-            <File>
-              <FileName>context_rvds.S</FileName>
-              <FileType>2</FileType>
-              <FilePath>..\..\..\libcpu\arm\cortex-m4\context_rvds.S</FilePath>
-            </File>
           </Files>
         </Group>
         <Group>
@@ -438,14 +438,9 @@
               <FilePath>..\..\..\components\drivers\serial\serial_v2.c</FilePath>
             </File>
             <File>
-              <FileName>completion.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\completion.c</FilePath>
-            </File>
-            <File>
-              <FileName>ringbuffer.c</FileName>
+              <FileName>ringblk_buf.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\ringbuffer.c</FilePath>
+              <FilePath>..\..\..\components\drivers\src\ringblk_buf.c</FilePath>
             </File>
             <File>
               <FileName>waitqueue.c</FileName>
@@ -453,14 +448,14 @@
               <FilePath>..\..\..\components\drivers\src\waitqueue.c</FilePath>
             </File>
             <File>
-              <FileName>ringblk_buf.c</FileName>
+              <FileName>workqueue.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\ringblk_buf.c</FilePath>
+              <FilePath>..\..\..\components\drivers\src\workqueue.c</FilePath>
             </File>
             <File>
-              <FileName>dataqueue.c</FileName>
+              <FileName>ringbuffer.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\dataqueue.c</FilePath>
+              <FilePath>..\..\..\components\drivers\src\ringbuffer.c</FilePath>
             </File>
             <File>
               <FileName>pipe.c</FileName>
@@ -468,9 +463,14 @@
               <FilePath>..\..\..\components\drivers\src\pipe.c</FilePath>
             </File>
             <File>
-              <FileName>workqueue.c</FileName>
+              <FileName>completion.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\workqueue.c</FilePath>
+              <FilePath>..\..\..\components\drivers\src\completion.c</FilePath>
+            </File>
+            <File>
+              <FileName>dataqueue.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\src\dataqueue.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -533,9 +533,14 @@
           <GroupName>Kernel</GroupName>
           <Files>
             <File>
-              <FileName>idle.c</FileName>
+              <FileName>device.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\src\idle.c</FilePath>
+              <FilePath>..\..\..\src\device.c</FilePath>
+            </File>
+            <File>
+              <FileName>timer.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\src\timer.c</FilePath>
             </File>
             <File>
               <FileName>kservice.c</FileName>
@@ -543,14 +548,19 @@
               <FilePath>..\..\..\src\kservice.c</FilePath>
             </File>
             <File>
-              <FileName>device.c</FileName>
+              <FileName>irq.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\src\device.c</FilePath>
+              <FilePath>..\..\..\src\irq.c</FilePath>
             </File>
             <File>
-              <FileName>clock.c</FileName>
+              <FileName>ipc.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\src\clock.c</FilePath>
+              <FilePath>..\..\..\src\ipc.c</FilePath>
+            </File>
+            <File>
+              <FileName>idle.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\src\idle.c</FilePath>
             </File>
             <File>
               <FileName>mempool.c</FileName>
@@ -563,24 +573,19 @@
               <FilePath>..\..\..\src\scheduler.c</FilePath>
             </File>
             <File>
-              <FileName>mem.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\src\mem.c</FilePath>
-            </File>
-            <File>
-              <FileName>components.c</FileName>
+              <FileName>clock.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\src\components.c</FilePath>
+              <FilePath>..\..\..\src\clock.c</FilePath>
             </File>
             <File>
-              <FileName>ipc.c</FileName>
+              <FileName>thread.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\src\ipc.c</FilePath>
+              <FilePath>..\..\..\src\thread.c</FilePath>
             </File>
             <File>
-              <FileName>irq.c</FileName>
+              <FileName>mem.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\src\irq.c</FilePath>
+              <FilePath>..\..\..\src\mem.c</FilePath>
             </File>
             <File>
               <FileName>object.c</FileName>
@@ -588,14 +593,9 @@
               <FilePath>..\..\..\src\object.c</FilePath>
             </File>
             <File>
-              <FileName>thread.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\src\thread.c</FilePath>
-            </File>
-            <File>
-              <FileName>timer.c</FileName>
+              <FileName>components.c</FileName>
               <FileType>1</FileType>
-              <FilePath>..\..\..\src\timer.c</FilePath>
+              <FilePath>..\..\..\src\components.c</FilePath>
             </File>
           </Files>
         </Group>
@@ -709,6 +709,16 @@
             </File>
           </Files>
         </Group>
+        <Group>
+          <GroupName>UTest</GroupName>
+          <Files>
+            <File>
+              <FileName>utest.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\utilities\utest\utest.c</FilePath>
+            </File>
+          </Files>
+        </Group>
       </Groups>
     </Target>
   </Targets>

components/drivers/include/drivers/serial_v2.h

@@ -118,8 +118,6 @@ struct rt_serial_rx_fifo
 {
     struct rt_ringbuffer rb;
 
-    rt_uint16_t rx_index;
-
     struct rt_completion rx_cpt;
 
     rt_uint16_t rx_cpt_index;

components/drivers/serial/SConscript

@@ -2,6 +2,7 @@ from building import *
 
 cwd = GetCurrentDir()
 CPPPATH = [cwd + '/../include']
+group = []
 if GetDepend(['RT_USING_SERIAL']):
     if GetDepend(['RT_USING_SERIAL_V2']):
         src = Glob('serial_v2.c')

components/drivers/serial/serial_v2.c

@@ -726,7 +726,6 @@ static rt_err_t rt_serial_rx_enable(struct rt_device        *dev,
     RT_ASSERT(rx_fifo != RT_NULL);
     rt_ringbuffer_init(&(rx_fifo->rb), rx_fifo->buffer, serial->config.rx_bufsz);
 
-    rx_fifo->rx_index = serial->config.rx_bufsz;
     serial->serial_rx = rx_fifo;
     dev->read = _serial_fifo_rx;
 
@@ -813,6 +812,9 @@ static rt_err_t rt_serial_tx_disable(struct rt_device        *dev,
     dev->write = RT_NULL;
     if (serial->serial_tx == RT_NULL) return RT_EOK;
 
+    tx_fifo = (struct rt_serial_tx_fifo *)serial->serial_tx;
+    RT_ASSERT(tx_fifo != RT_NULL);
+
     do
     {
         if (tx_oflag == RT_SERIAL_TX_NON_BLOCKING)
@@ -825,14 +827,13 @@ static rt_err_t rt_serial_tx_disable(struct rt_device        *dev,
             break;
         }
 
+        rt_completion_done(&(tx_fifo->tx_cpt));
         dev->open_flag &= ~ RT_SERIAL_TX_BLOCKING;
         serial->ops->control(serial,
                             RT_DEVICE_CTRL_CLR_INT,
                             (void *)RT_SERIAL_TX_BLOCKING);
     } while (0);
 
-    tx_fifo = (struct rt_serial_tx_fifo *)serial->serial_tx;
-    RT_ASSERT(tx_fifo != RT_NULL);
     rt_free(tx_fifo);
     serial->serial_tx = RT_NULL;
 
@@ -876,6 +877,13 @@ static rt_err_t rt_serial_open(struct rt_device *dev, rt_uint16_t oflag)
     RT_ASSERT(dev != RT_NULL);
     serial = (struct rt_serial_device *)dev;
 
+    /* Check that the device has been turned on */
+    if ((dev->open_flag) & (15 << 12))
+    {
+        LOG_D("(%s) serial device has already been opened, it will run in its original configuration", dev->parent.name);
+        return RT_EOK;
+    }
+
     LOG_D("open serial device: 0x%08x with open flag: 0x%04x",
         dev, oflag);