arch: serial: fix all TCGETS retrieving zero baud rate

cfsetispeed() now stores baud rate to c_cflag member of
struct termios, so it must not be overridden later on.

Signed-off-by: Juha Niskanen <juha.niskanen@haltian.com>

arch/arm/src/a1x/a1x_serial.c

@@ -1270,8 +1270,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
          * that only one speed is supported.
          */
 
-        /* Get the c_speed field in the termios struct */
-
         priv->baud = cfgetispeed(termiosp);
 
         /* TODO: Re-calculate the optimal CCLK divisor for the new baud and

arch/arm/src/am335x/am335x_serial.c

@@ -1090,8 +1090,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
          * that only one speed is supported.
          */
 
-        /* Get the c_speed field in the termios struct */
-
         priv->baud = cfgetispeed(termiosp);
 
         /* TODO: Re-calculate the optimal CCLK divisor for the new baud and

arch/arm/src/cxd56xx/cxd56_serial.c

@@ -778,8 +778,6 @@ static int up_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
 
           flags = spin_lock_irqsave();
 
-          cfsetispeed(termiosp, priv->baud);
-
           termiosp->c_cflag = ((priv->parity != 0) ? PARENB : 0) |
                               ((priv->parity == 1) ? PARODD : 0) |
 #ifdef CONFIG_SERIAL_OFLOWCONTROL
@@ -790,6 +788,8 @@ static int up_ioctl(FAR struct file *filep, int cmd, unsigned long arg)
 #endif
                               ((priv->stopbits2) ? CSTOPB : 0);
 
+          cfsetispeed(termiosp, priv->baud);
+
           switch (priv->bits)
             {
               case 5:

arch/arm/src/efm32/efm32_serial.c

@@ -839,8 +839,6 @@ static int efm32_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        cfsetispeed(termiosp, priv->config->baud);
-
         /* Note that since we only support 8/9 bit modes and
          * there is no way to report 9-bit mode, we always claim 8.
          */
@@ -848,6 +846,8 @@ static int efm32_ioctl(struct file *filep, int cmd, unsigned long arg)
         termiosp->c_cflag = CS8;
 
         /* TODO: PARENB, PARODD, CSTOPB, CCTS_IFLOW, CCTS_OFLOW */
+
+        cfsetispeed(termiosp, priv->config->baud);
       }
       break;
 

arch/arm/src/imxrt/imxrt_serial.c

@@ -1155,10 +1155,6 @@ static int imxrt_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        /* Return baud */
-
-        cfsetispeed(termiosp, priv->baud);
-
         /* Return parity */
 
         termiosp->c_cflag = ((priv->parity != 0) ? PARENB : 0) |
@@ -1176,6 +1172,10 @@ static int imxrt_ioctl(struct file *filep, int cmd, unsigned long arg)
 #ifdef CONFIG_SERIAL_IFLOWCONTROL
         termiosp->c_cflag |= ((priv->iflow) ? CRTS_IFLOW : 0);
 #endif
+        /* Return baud */
+
+        cfsetispeed(termiosp, priv->baud);
+
         /* Return number of bits */
 
         switch (priv->bits)

arch/arm/src/kinetis/kinetis_serial.c

@@ -1341,8 +1341,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        cfsetispeed(termiosp, priv->baud);
-
         /* Note: CSIZE only supports 5-8 bits. The driver only support 8/9 bit
          * modes and therefore is no way to report 9-bit mode, we always claim
          * 8 bit mode.
@@ -1360,6 +1358,8 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
 #  endif
           CS8;
 
+        cfsetispeed(termiosp, priv->baud);
+
         /* TODO: CCTS_IFLOW, CCTS_OFLOW */
       }
       break;

arch/arm/src/lc823450/lc823450_serial.c

@@ -757,8 +757,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
               break;
             }
 
-          cfsetispeed(termiosp, priv->baud);
-
           /* Note that since we only support 8/9 bit modes and
            * there is no way to report 9-bit mode, we always claim 8.
            */
@@ -773,6 +771,8 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
                               ((priv->iflow) ? CRTS_IFLOW : 0) |
 #endif
                               CS8;
+
+          cfsetispeed(termiosp, priv->baud);
         }
         break;
 

arch/arm/src/lpc17xx_40xx/lpc17_40_serial.c

@@ -1391,8 +1391,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
          * that only one speed is supported.
          */
 
-        /* Get the c_speed field in the termios struct */
-
         priv->baud = cfgetispeed(termiosp);
 
         /* TODO: Re-calculate the optimal CCLK divisor for the new baud and

arch/arm/src/nrf52/nrf52_serial.c

@@ -475,12 +475,6 @@ static int nrf52_ioctl(struct file *filep, int cmd, unsigned long arg)
               break;
             }
 
-          /* Get baud */
-
-          cfsetispeed(termiosp, config->baud);
-
-          /* Get flags */
-
           termiosp->c_cflag = ((config->parity != 0) ? PARENB : 0)
                               | ((config->parity == 1) ? PARODD : 0)
                               | ((config->stopbits2) ? CSTOPB : 0) |
@@ -492,6 +486,8 @@ static int nrf52_ioctl(struct file *filep, int cmd, unsigned long arg)
 #endif
                               CS8;
 
+          cfsetispeed(termiosp, config->baud);
+
           break;
         }
 

arch/arm/src/nuc1xx/nuc_serial.c

@@ -797,8 +797,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
          * that only one speed is supported.
          */
 
-        /* Get the c_speed field in the termios struct */
-
         priv->baud = cfgetispeed(termiosp);
 
         /* Reset the baud */

arch/arm/src/s32k1xx/s32k1xx_serial.c

@@ -727,10 +727,6 @@ static int s32k1xx_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        /* Return baud */
-
-        cfsetispeed(termiosp, priv->baud);
-
         /* Return parity */
 
         termiosp->c_cflag = ((priv->parity != 0) ? PARENB : 0) |
@@ -748,6 +744,10 @@ static int s32k1xx_ioctl(struct file *filep, int cmd, unsigned long arg)
 #ifdef CONFIG_SERIAL_IFLOWCONTROL
         termiosp->c_cflag |= ((priv->iflow) ? CRTS_IFLOW : 0);
 #endif
+        /* Return baud */
+
+        cfsetispeed(termiosp, priv->baud);
+
         /* Return number of bits */
 
         switch (priv->bits)

arch/arm/src/sam34/sam_serial.c

@@ -1013,10 +1013,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        /* Return baud */
-
-        cfsetispeed(termiosp, priv->baud);
-
         /* Return parity */
 
         termiosp->c_cflag = ((priv->parity != 0) ? PARENB : 0) |
@@ -1031,6 +1027,10 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
 #if defined(CONFIG_SERIAL_IFLOWCONTROL) || defined(CONFIG_SERIAL_OFLOWCONTROL)
         termiosp->c_cflag |= (priv->flowc) ? (CCTS_OFLOW | CRTS_IFLOW): 0;
 #endif
+        /* Return baud */
+
+        cfsetispeed(termiosp, priv->baud);
+
         /* Return number of bits */
 
         switch (priv->bits)

arch/arm/src/sama5/sam_flexcom_serial.c

@@ -820,10 +820,6 @@ static int flexus_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        /* Return baud */
-
-        cfsetispeed(termiosp, priv->baud);
-
         /* Return parity */
 
         termiosp->c_cflag = ((priv->parity != 0) ? PARENB : 0) |
@@ -838,6 +834,10 @@ static int flexus_ioctl(struct file *filep, int cmd, unsigned long arg)
 #if defined(CONFIG_SERIAL_IFLOWCONTROL) || defined(CONFIG_SERIAL_OFLOWCONTROL)
         termiosp->c_cflag |= (priv->flowc) ? (CCTS_OFLOW | CRTS_IFLOW): 0;
 #endif
+        /* Return baud */
+
+        cfsetispeed(termiosp, priv->baud);
+
         /* Return number of bits */
 
         switch (priv->bits)

arch/arm/src/sama5/sam_serial.c

@@ -1270,10 +1270,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        /* Return baud */
-
-        cfsetispeed(termiosp, priv->baud);
-
         /* Return parity */
 
         termiosp->c_cflag = ((priv->parity != 0) ? PARENB : 0) |
@@ -1288,6 +1284,10 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
 #if defined(CONFIG_SERIAL_IFLOWCONTROL) || defined(CONFIG_SERIAL_OFLOWCONTROL)
         termiosp->c_cflag |= (priv->flowc) ? (CCTS_OFLOW | CRTS_IFLOW): 0;
 #endif
+        /* Return baud */
+
+        cfsetispeed(termiosp, priv->baud);
+
         /* Return number of bits */
 
         switch (priv->bits)

arch/arm/src/samv7/sam_serial.c

@@ -1081,10 +1081,6 @@ static int sam_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        /* Return baud */
-
-        cfsetispeed(termiosp, priv->baud);
-
         /* Return parity */
 
         termiosp->c_cflag = ((priv->parity != 0) ? PARENB : 0) |
@@ -1099,6 +1095,10 @@ static int sam_ioctl(struct file *filep, int cmd, unsigned long arg)
 #if defined(CONFIG_SERIAL_IFLOWCONTROL) || defined(CONFIG_SERIAL_OFLOWCONTROL)
         termiosp->c_cflag |= (priv->flowc) ? (CCTS_OFLOW | CRTS_IFLOW): 0;
 #endif
+        /* Return baud */
+
+        cfsetispeed(termiosp, priv->baud);
+
         /* Return number of bits */
 
         switch (priv->bits)

arch/arm/src/stm32/stm32_serial.c

@@ -2019,8 +2019,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        cfsetispeed(termiosp, priv->baud);
-
         /* Note that since we only support 8/9 bit modes and
          * there is no way to report 9-bit mode, we always claim 8.
          */
@@ -2037,6 +2035,8 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
 #endif
           CS8;
 
+        cfsetispeed(termiosp, priv->baud);
+
         /* TODO: CCTS_IFLOW, CCTS_OFLOW */
       }
       break;

arch/arm/src/stm32f7/stm32_serial.c

@@ -2568,8 +2568,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        cfsetispeed(termiosp, priv->baud);
-
         /* Note that since we only support 8/9 bit modes and
          * there is no way to report 9-bit mode, we always claim 8.
          */
@@ -2586,6 +2584,8 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
 #endif
           CS8;
 
+        cfsetispeed(termiosp, priv->baud);
+
         /* TODO: CCTS_IFLOW, CCTS_OFLOW */
       }
       break;

arch/arm/src/stm32h7/stm32_serial.c

@@ -1670,8 +1670,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        cfsetispeed(termiosp, priv->baud);
-
         /* Note that since we only support 8/9 bit modes and
          * there is no way to report 9-bit mode, we always claim 8.
          */
@@ -1688,6 +1686,8 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
 #endif
           CS8;
 
+        cfsetispeed(termiosp, priv->baud);
+
         /* TODO: CCTS_IFLOW, CCTS_OFLOW */
       }
       break;

arch/arm/src/stm32l4/stm32l4_serial.c

@@ -2013,8 +2013,6 @@ static int stm32l4serial_ioctl(FAR struct file *filep, int cmd,
             break;
           }
 
-        cfsetispeed(termiosp, priv->baud);
-
         /* Note that since we only support 8/9 bit modes and
          * there is no way to report 9-bit mode, we always claim 8.
          */
@@ -2031,6 +2029,8 @@ static int stm32l4serial_ioctl(FAR struct file *filep, int cmd,
 #endif
           CS8;
 
+        cfsetispeed(termiosp, priv->baud);
+
         /* TODO: CCTS_IFLOW, CCTS_OFLOW */
       }
       break;

arch/arm/src/tiva/common/tiva_serial.c

@@ -1073,8 +1073,6 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        cfsetispeed(termiosp, priv->baud);
-
         if (priv->bits >= 5 && priv->bits <= 8)
           {
             ccflag |= (CS5 + (priv->bits - 5));
@@ -1099,6 +1097,8 @@ static int up_ioctl(struct file *filep, int cmd, unsigned long arg)
          */
 
         termiosp->c_cflag = ccflag;
+
+        cfsetispeed(termiosp, priv->baud);
       }
       break;
 

arch/arm/src/tms570/tms570_serial.c

@@ -551,10 +551,6 @@ static int tms570_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        /* Return baud */
-
-        cfsetispeed(termiosp, priv->config.baud);
-
         /* Return parity */
 
         termiosp->c_cflag = ((priv->config.parity != 0) ? PARENB : 0) |
@@ -564,6 +560,10 @@ static int tms570_ioctl(struct file *filep, int cmd, unsigned long arg)
 
         termiosp->c_cflag |= (priv->config.stopbits2) ? CSTOPB : 0;
 
+        /* Return baud */
+
+        cfsetispeed(termiosp, priv->config.baud);
+
         /* Return number of bits */
 
         switch (priv->config.bits)

arch/xtensa/src/esp32/esp32_serial.c

@@ -845,10 +845,6 @@ static int esp32_ioctl(struct file *filep, int cmd, unsigned long arg)
             break;
           }
 
-        /* Return baud */
-
-        cfsetispeed(termiosp, priv->baud);
-
         /* Return parity */
 
         termiosp->c_cflag = ((priv->parity != 0) ? PARENB : 0) |
@@ -863,6 +859,10 @@ static int esp32_ioctl(struct file *filep, int cmd, unsigned long arg)
 #if defined(CONFIG_SERIAL_IFLOWCONTROL) || defined(CONFIG_SERIAL_OFLOWCONTROL)
         termiosp->c_cflag |= (priv->flowc) ? (CCTS_OFLOW | CRTS_IFLOW): 0;
 #endif
+        /* Return baud */
+
+        cfsetispeed(termiosp, priv->baud);
+
         /* Return number of bits */
 
         switch (priv->bits)