More trailing whilespace removal

drivers/analog/ad5410.c

@@ -4,7 +4,7 @@
  *   Copyright (C) 2011 Li Zhuoyi. All rights reserved.
  *   Author: Li Zhuoyi <[email protected]>
  *   History: 0.1 2011-08-05 initial version
- * 
+ *
  * This file is a part of NuttX:
  *
  *   Copyright (C) 2010 Gregory Nutt. All rights reserved.
@@ -63,7 +63,7 @@
 
 #define AD5410_CMD_REXT       (1<<13)
 #define AD5410_CMD_OUTEN      (1<<12)
-#define AD5410_CMD_SRCLK(x)   (x<<8)  
+#define AD5410_CMD_SRCLK(x)   (x<<8)
 #define AD5410_CMD_SRSTEP(x)  (x<<5)
 #define AD5410_CMD_SREN       (1<<4)
 #define AD5410_CMD_DCEN       (1<<3)

drivers/analog/ads1255.c

@@ -4,7 +4,7 @@
  *   Copyright (C) 2011 Li Zhuoyi. All rights reserved.
  *   Author: Li Zhuoyi <[email protected]>
  *   History: 0.1 2011-08-05 initial version
- *            0.2 2011-08-25 fix bug in g_adcdev (cd_ops -> ad_ops,cd_priv -> ad_priv) 
+ *            0.2 2011-08-25 fix bug in g_adcdev (cd_ops -> ad_ops,cd_priv -> ad_priv)
  *
  * This file is a part of NuttX:
  *

drivers/analog/dac.c

@@ -4,7 +4,7 @@
  *   Copyright (C) 2011 Li Zhuoyi. All rights reserved.
  *   Author: Li Zhuoyi <[email protected]>
  *   History: 0.1 2011-08-04 initial version
- * 
+ *
  * Derived from drivers/can.c
  *
  *   Copyright (C) 2008-2009Gregory Nutt. All rights reserved.

drivers/audio/i2schar.c

@@ -438,7 +438,7 @@ int i2schar_register(FAR struct i2s_dev_s *i2s, int minor)
 
       return OK;
     }
-  
+
 
   return -ENOMEM;
 }

drivers/bch/bchlib_read.c

@@ -123,7 +123,7 @@ ssize_t bchlib_read(FAR void *handle, FAR char *buffer, size_t offset, size_t le
         {
           nbytes = bch->sectsize - sectoffset;
         }
-      else 
+      else
         {
           nbytes = len;
         }

drivers/bch/bchlib_write.c

@@ -122,7 +122,7 @@ ssize_t bchlib_write(FAR void *handle, FAR const char *buffer, size_t offset, si
         {
           nbytes = bch->sectsize - sectoffset;
         }
-      else 
+      else
         {
           nbytes = len;
         }

drivers/input/Kconfig

@@ -57,7 +57,7 @@ config INPUT_ADS7843E
 	---help---
 		Enable support for the TI/Burr-Brown ADS7842 touchscreen controller.  I believe
 		that driver should be compatibile with the TI/Burr-Brown TSC2046 and XPT2046
-		touchscreen controllers as well. 
+		touchscreen controllers as well.
 
 if INPUT_ADS7843E
 
@@ -116,7 +116,7 @@ config ADS7843E_THRESHX
 		thresholds. This trades reduces data rate for some loss in dragging accuracy.  For
 		12-bit values so the raw ranges are 0-4095. So for example, if your display is
 		320x240, then THRESHX=13 and THRESHY=17 would correspond to one pixel.  Default: 12
- 
+
 config ADS7843E_THRESHY
 	int "Y threshold"
 	default 12
@@ -132,7 +132,7 @@ config INPUT_STMPE811
 	bool "STMicro STMPE811 Driver"
 	default n
 	---help---
-		Enables support for the STMPE811 driver 
+		Enables support for the STMPE811 driver
 
 if INPUT_STMPE811
 
@@ -210,7 +210,7 @@ config STMPE811_THRESHX
 		STMPE811 is configure for 12-bit values so the raw ranges are 0-4095. So
 		for example, if your display is 320x240, then THRESHX=13 and THRESHY=17
 		would correspond to one pixel.  Default: 12
- 
+
 config STMPE811_THRESHY
 	int "Y threshold"
 	default 12

drivers/input/max11802.c

@@ -269,7 +269,7 @@ static uint16_t max11802_sendcmd(FAR struct max11802_dev_s *priv, uint8_t cmd, i
   /* Send the command */
 
   (void)SPI_SEND(priv->spi, cmd);
-  
+
   /* Read the data */
 
   SPI_RECVBLOCK(priv->spi, buffer, 2);
@@ -278,7 +278,7 @@ static uint16_t max11802_sendcmd(FAR struct max11802_dev_s *priv, uint8_t cmd, i
   result = ((uint16_t)buffer[0] << 8) | (uint16_t)buffer[1];
   *tags = result & 0xF;
   result >>= 4; // Get rid of tags
-  
+
   ivdbg("cmd:%02x response:%04x\n", cmd, result);
   return result;
 }
@@ -303,7 +303,7 @@ static void max11802_notify(FAR struct max11802_dev_s *priv)
        * is no longer available.
        */
 
-      sem_post(&priv->waitsem); 
+      sem_post(&priv->waitsem);
     }
 
   /* If there are threads waiting on poll() for MAX11802 data to become available,
@@ -415,7 +415,7 @@ static int max11802_waitsample(FAR struct max11802_dev_s *priv,
   while (max11802_sample(priv, sample) < 0)
     {
       /* Wait for a change in the MAX11802 state */
- 
+
       ivdbg("Waiting..\n");
       priv->nwaiters++;
       ret = sem_wait(&priv->waitsem);
@@ -548,10 +548,10 @@ static void max11802_worker(FAR void *arg)
   /* Lock the SPI bus so that we have exclusive access */
 
   max11802_lock(priv->spi);
-  
+
   /* Start coordinate measurement */
   (void)max11802_sendcmd(priv, MAX11802_CMD_MEASUREXY, &tags);
-  
+
   /* Get exclusive access to the driver data structure */
 
   do
@@ -576,7 +576,7 @@ static void max11802_worker(FAR void *arg)
     ivdbg("\nPD\n");
   else
     ivdbg("\nPU\n");
-  
+
   if (!pendown)
     {
       /* The pen is up.. reset thresholding variables. */
@@ -589,7 +589,7 @@ static void max11802_worker(FAR void *arg)
        */
 
       ivdbg("\nPC%d\n", priv->sample.contact);
-      
+
       if (priv->sample.contact == CONTACT_NONE ||
           priv->sample.contact == CONTACT_UP)
 
@@ -632,11 +632,11 @@ static void max11802_worker(FAR void *arg)
        * the hardware value can change in the middle of the readout,
        * causing the upper bits to be still invalid even though lower
        * bits indicate valid result.
-       * 
+       *
        * We work around this by reading the registers once more after
        * the tags indicate they are ready.
        */
-      
+
       int readycount = 0;
       do {
 #ifdef CONFIG_MAX11802_SWAPXY
@@ -651,17 +651,17 @@ static void max11802_worker(FAR void *arg)
           readycount++;
         }
       } while (readycount < 2);
-      
+
       /* Continue to sample the position while the pen is down */
       wd_start(priv->wdog, MAX11802_WDOG_DELAY, max11802_wdog, 1, (uint32_t)priv);
-      
+
       /* Check if data is valid */
       if ((tags & 0x03) != 0)
       {
         ivdbg("Touch ended before measurement\n");
         goto ignored;
       }
-      
+
       /* Perform a thresholding operation so that the results will be more stable.
        * If the difference from the last sample is small, then ignore the event.
        * REVISIT:  Should a large change in pressure also generate a event?
@@ -1253,27 +1253,27 @@ int max11802_register(FAR struct spi_dev_s *spi,
   (void)SPI_SEND(priv->spi, MAX11802_CMD_TIMING_WR);
   (void)SPI_SEND(priv->spi, MAX11802_TIMING);
   SPI_SELECT(priv->spi, SPIDEV_TOUCHSCREEN, false);
-  
+
   SPI_SELECT(priv->spi, SPIDEV_TOUCHSCREEN, true);
   (void)SPI_SEND(priv->spi, MAX11802_CMD_DELAY_WR);
   (void)SPI_SEND(priv->spi, MAX11802_DELAY);
   SPI_SELECT(priv->spi, SPIDEV_TOUCHSCREEN, false);
-  
+
   /* Test that the device access was successful. */
   SPI_SELECT(priv->spi, SPIDEV_TOUCHSCREEN, true);
   (void)SPI_SEND(priv->spi, MAX11802_CMD_MODE_RD);
   ret = SPI_SEND(priv->spi, 0);
   SPI_SELECT(priv->spi, SPIDEV_TOUCHSCREEN, false);
-  
+
   /* Unlock the bus */
   max11802_unlock(spi);
-  
+
   if (ret != MAX11802_MODE)
   {
     idbg("max11802 mode readback failed: %02x\n", ret);
     goto errout_with_priv;
   }
-  
+
   /* Register the device as an input device */
 
   (void)snprintf(devname, DEV_NAMELEN, DEV_FORMAT, minor);

drivers/input/stmpe811_adc.c

@@ -258,7 +258,7 @@ uint16_t stmpe811_adcread(STMPE811_HANDLE handle, int pin)
   /* At the completion of the conversion, return whatever we read from
    * from the channel register associated with the pin.
    */
- 
+
   return stmpe811_getreg16(priv, STMPE811_ADC_DATACH(pin));
 }
 

drivers/input/stmpe811_base.c

@@ -397,7 +397,7 @@ uint8_t stmpe811_getreg8(FAR struct stmpe811_dev_s *priv, uint8_t regaddr)
 {
   /* 8-bit data read sequence:
    *
-   *  Start - I2C_Write_Address - STMPE811_Reg_Address - 
+   *  Start - I2C_Write_Address - STMPE811_Reg_Address -
    *    Repeated_Start - I2C_Read_Address  - STMPE811_Read_Data - STOP
    */
 
@@ -414,7 +414,7 @@ uint8_t stmpe811_getreg8(FAR struct stmpe811_dev_s *priv, uint8_t regaddr)
                                           * (no STOP) */
 
   /* Set up the 8-bit STMPE811 data read message */
-  
+
   msg[1].addr   = priv->config->address; /* 7-bit address */
   msg[1].flags  = I2C_M_READ;            /* Read transaction, beginning with Re-START */
   msg[1].buffer = &regval;               /* Transfer to this address */
@@ -500,7 +500,7 @@ uint16_t stmpe811_getreg16(FAR struct stmpe811_dev_s *priv, uint8_t regaddr)
 {
   /* 16-bit data read sequence:
    *
-   *  Start - I2C_Write_Address - STMPE811_Reg_Address - 
+   *  Start - I2C_Write_Address - STMPE811_Reg_Address -
    *    Repeated_Start - I2C_Read_Address  - STMPE811_Read_Data_1 -
    *      STMPE811_Read_Data_2 - STOP
    */
@@ -519,7 +519,7 @@ uint16_t stmpe811_getreg16(FAR struct stmpe811_dev_s *priv, uint8_t regaddr)
                                           * (no STOP) */
 
   /* Set up the 8-bit STMPE811 data read message */
-  
+
   msg[1].addr   = priv->config->address; /* 7-bit address */
   msg[1].flags  = I2C_M_READ;            /* Read transaction, beginning with Re-START */
   msg[1].buffer = rxbuffer;              /* Transfer to this address */

drivers/input/stmpe811_gpio.c

@@ -215,7 +215,7 @@ int stmpe811_gpioconfig(STMPE811_HANDLE handle, uint8_t pinconfig)
           regval &= pinmask;
         }
       stmpe811_putreg8(priv, STMPE811_GPIO_RE, regval);
- 
+
       /* Disable interrupts for now */
 
       regval = stmpe811_getreg8(priv, STMPE811_GPIO_EN);

drivers/input/stmpe811_temp.c

@@ -98,11 +98,11 @@ int stmpe811_tempinitialize(STMPE811_HANDLE handle)
   /* Enable the temperature sensor */
 
   stmpe811_putreg8(priv, STMPE811_TEMP_CTRL, TEMP_CTRL_ENABLE);
-  
+
   /* Aquire data enable */
 
   stmpe811_putreg8(priv, STMPE811_TEMP_CTRL, (TEMP_CTRL_ACQ|TEMP_CTRL_ENABLE));
-  
+
   return OK;
 }
 
@@ -124,14 +124,14 @@ int stmpe811_tempinitialize(STMPE811_HANDLE handle)
 uint16_t stmpe811_tempread(STMPE811_HANDLE handle)
 {
   FAR struct stmpe811_dev_s *priv = (FAR struct stmpe811_dev_s *)handle;
-  uint32_t temp = 0;  
+  uint32_t temp = 0;
   uint8_t  temp1;
   uint8_t  temp2;
-    
+
   /* Acquire data enable */
 
   stmpe811_putreg8(priv, STMPE811_TEMP_CTRL, (TEMP_CTRL_ACQ|TEMP_CTRL_ENABLE));
-  
+
   /* Read the temperature */
 
   temp1 = stmpe811_getreg8(priv, STMPE811_SYS_CTRL2);

drivers/input/stmpe811_tsc.c

@@ -180,7 +180,7 @@ static void stmpe811_notify(FAR struct stmpe811_dev_s *priv)
        * is no longer available.
        */
 
-      sem_post(&priv->waitsem); 
+      sem_post(&priv->waitsem);
     }
 
   /* If there are threads waiting on poll() for STMPE811 data to become available,
@@ -297,7 +297,7 @@ static inline int stmpe811_waitsample(FAR struct stmpe811_dev_s *priv,
   while (stmpe811_sample(priv, sample) < 0)
     {
       /* Wait for a change in the STMPE811 state */
- 
+
       priv->nwaiters++;
       ret = sem_wait(&priv->waitsem);
       priv->nwaiters--;
@@ -1133,7 +1133,7 @@ void stmpe811_tscworker(FAR struct stmpe811_dev_s *priv, uint8_t intsta)
       (void)wd_start(priv->wdog, STMPE811_PENUP_TICKS, stmpe811_timeout,
                      1, (uint32_t)((uintptr_t)priv));
     }
-  
+
   /*  Reset and clear all data in the FIFO */
 
   stmpe811_putreg8(priv, STMPE811_FIFO_STA, FIFO_STA_FIFO_RESET);