staging: sm750fb: ddk750_swi2c: rename CamelCase static functions
authorMike Rapoport <mike.rapoport@gmail.com>
Sat, 12 Sep 2015 08:07:42 +0000 (11:07 +0300)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Mon, 14 Sep 2015 15:50:47 +0000 (08:50 -0700)
Fix the checkpatch warning about CamelCase.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/sm750fb/ddk750_swi2c.c

index 6a10ae3c142a72571236bddb02c1eb2138d08896..faaf85823a6a4dc81915a599ebf584dfd142a36d 100644 (file)
@@ -82,7 +82,7 @@ static unsigned long g_i2cDataGPIODataDirReg = GPIO_DATA_DIRECTION;
 /*
  *  This function puts a delay between command
  */
-static void swI2CWait(void)
+static void sw_i2c_wait(void)
 {
        /* find a bug:
         * peekIO method works well before suspend/resume
@@ -119,7 +119,7 @@ static void swI2CWait(void)
  *      signal because the i2c will fail when other device try to drive the
  *      signal due to SM50x will drive the signal to always high.
  */
-static void swI2CSCL(unsigned char value)
+static void sw_i2c_scl(unsigned char value)
 {
        unsigned long ulGPIOData;
        unsigned long ulGPIODirection;
@@ -153,7 +153,7 @@ static void swI2CSCL(unsigned char value)
  *      signal because the i2c will fail when other device try to drive the
  *      signal due to SM50x will drive the signal to always high.
  */
-static void swI2CSDA(unsigned char value)
+static void sw_i2c_sda(unsigned char value)
 {
        unsigned long ulGPIOData;
        unsigned long ulGPIODirection;
@@ -181,7 +181,7 @@ static void swI2CSDA(unsigned char value)
  *  Return Value:
  *      The SDA data bit sent by the Slave
  */
-static unsigned char swI2CReadSDA(void)
+static unsigned char sw_i2c_read_sda(void)
 {
        unsigned long ulGPIODirection;
        unsigned long ulGPIOData;
@@ -204,7 +204,7 @@ static unsigned char swI2CReadSDA(void)
 /*
  *  This function sends ACK signal
  */
-static void swI2CAck(void)
+static void sw_i2c_ack(void)
 {
        return;  /* Single byte read is ok without it. */
 }
@@ -212,23 +212,23 @@ static void swI2CAck(void)
 /*
  *  This function sends the start command to the slave device
  */
-static void swI2CStart(void)
+static void sw_i2c_start(void)
 {
        /* Start I2C */
-       swI2CSDA(1);
-       swI2CSCL(1);
-       swI2CSDA(0);
+       sw_i2c_sda(1);
+       sw_i2c_scl(1);
+       sw_i2c_sda(0);
 }
 
 /*
  *  This function sends the stop command to the slave device
  */
-static void swI2CStop(void)
+static void sw_i2c_stop(void)
 {
        /* Stop the I2C */
-       swI2CSCL(1);
-       swI2CSDA(0);
-       swI2CSDA(1);
+       sw_i2c_scl(1);
+       sw_i2c_sda(0);
+       sw_i2c_sda(1);
 }
 
 /*
@@ -241,7 +241,7 @@ static void swI2CStop(void)
  *       0   - Success
  *      -1   - Fail to write byte
  */
-static long swI2CWriteByte(unsigned char data)
+static long sw_i2c_write_byte(unsigned char data)
 {
        unsigned char value = data;
        int i;
@@ -249,47 +249,47 @@ static long swI2CWriteByte(unsigned char data)
        /* Sending the data bit by bit */
        for (i = 0; i < 8; i++) {
                /* Set SCL to low */
-               swI2CSCL(0);
+               sw_i2c_scl(0);
 
                /* Send data bit */
                if ((value & 0x80) != 0)
-                       swI2CSDA(1);
+                       sw_i2c_sda(1);
                else
-                       swI2CSDA(0);
+                       sw_i2c_sda(0);
 
-               swI2CWait();
+               sw_i2c_wait();
 
                /* Toggle clk line to one */
-               swI2CSCL(1);
-               swI2CWait();
+               sw_i2c_scl(1);
+               sw_i2c_wait();
 
                /* Shift byte to be sent */
                value = value << 1;
        }
 
        /* Set the SCL Low and SDA High (prepare to get input) */
-       swI2CSCL(0);
-       swI2CSDA(1);
+       sw_i2c_scl(0);
+       sw_i2c_sda(1);
 
        /* Set the SCL High for ack */
-       swI2CWait();
-       swI2CSCL(1);
-       swI2CWait();
+       sw_i2c_wait();
+       sw_i2c_scl(1);
+       sw_i2c_wait();
 
        /* Read SDA, until SDA==0 */
        for (i = 0; i < 0xff; i++) {
-               if (!swI2CReadSDA())
+               if (!sw_i2c_read_sda())
                        break;
 
-               swI2CSCL(0);
-               swI2CWait();
-               swI2CSCL(1);
-               swI2CWait();
+               sw_i2c_scl(0);
+               sw_i2c_wait();
+               sw_i2c_scl(1);
+               sw_i2c_wait();
        }
 
        /* Set the SCL Low and SDA High */
-       swI2CSCL(0);
-       swI2CSDA(1);
+       sw_i2c_scl(0);
+       sw_i2c_sda(1);
 
        if (i < 0xff)
                return 0;
@@ -307,31 +307,31 @@ static long swI2CWriteByte(unsigned char data)
  *  Return Value:
  *      One byte data read from the Slave device
  */
-static unsigned char swI2CReadByte(unsigned char ack)
+static unsigned char sw_i2c_read_byte(unsigned char ack)
 {
        int i;
        unsigned char data = 0;
 
        for (i = 7; i >= 0; i--) {
                /* Set the SCL to Low and SDA to High (Input) */
-               swI2CSCL(0);
-               swI2CSDA(1);
-               swI2CWait();
+               sw_i2c_scl(0);
+               sw_i2c_sda(1);
+               sw_i2c_wait();
 
                /* Set the SCL High */
-               swI2CSCL(1);
-               swI2CWait();
+               sw_i2c_scl(1);
+               sw_i2c_wait();
 
                /* Read data bits from SDA */
-               data |= (swI2CReadSDA() << i);
+               data |= (sw_i2c_read_sda() << i);
        }
 
        if (ack)
-               swI2CAck();
+               sw_i2c_ack();
 
        /* Set the SCL Low and SDA High */
-       swI2CSCL(0);
-       swI2CSDA(1);
+       sw_i2c_scl(0);
+       sw_i2c_sda(1);
 
        return data;
 }
@@ -347,7 +347,7 @@ static unsigned char swI2CReadByte(unsigned char ack)
  *      -1   - Fail to initialize the i2c
  *       0   - Success
  */
-static long swI2CInit_SM750LE(unsigned char i2cClkGPIO,
+static long sm750le_i2c_init(unsigned char i2cClkGPIO,
                              unsigned char i2cDataGPIO)
 {
        int i;
@@ -370,7 +370,7 @@ static long swI2CInit_SM750LE(unsigned char i2cClkGPIO,
 
        /* Clear the i2c lines. */
        for (i = 0; i < 9; i++)
-               swI2CStop();
+               sw_i2c_stop();
 
        return 0;
 }
@@ -398,7 +398,7 @@ long sm750_sw_i2c_init(
                return -1;
 
        if (getChipType() == SM750LE)
-               return swI2CInit_SM750LE(i2cClkGPIO, i2cDataGPIO);
+               return sm750le_i2c_init(i2cClkGPIO, i2cDataGPIO);
 
        /* Initialize the GPIO pin for the i2c Clock Register */
        g_i2cClkGPIOMuxReg = GPIO_MUX;
@@ -427,7 +427,7 @@ long sm750_sw_i2c_init(
 
        /* Clear the i2c lines. */
        for (i = 0; i < 9; i++)
-               swI2CStop();
+               sw_i2c_stop();
 
        return 0;
 }
@@ -451,21 +451,21 @@ unsigned char sm750_sw_i2c_read_reg(
        unsigned char data;
 
        /* Send the Start signal */
-       swI2CStart();
+       sw_i2c_start();
 
        /* Send the device address */
-       swI2CWriteByte(deviceAddress);
+       sw_i2c_write_byte(deviceAddress);
 
        /* Send the register index */
-       swI2CWriteByte(registerIndex);
+       sw_i2c_write_byte(registerIndex);
 
        /* Get the bus again and get the data from the device read address */
-       swI2CStart();
-       swI2CWriteByte(deviceAddress + 1);
-       data = swI2CReadByte(1);
+       sw_i2c_start();
+       sw_i2c_write_byte(deviceAddress + 1);
+       data = sw_i2c_read_byte(1);
 
        /* Stop swI2C and release the bus */
-       swI2CStop();
+       sw_i2c_stop();
 
        return data;
 }
@@ -492,19 +492,19 @@ long sm750_sw_i2c_write_reg(
        long returnValue = 0;
 
        /* Send the Start signal */
-       swI2CStart();
+       sw_i2c_start();
 
        /* Send the device address and read the data. All should return success
           in order for the writing processed to be successful
        */
-       if ((swI2CWriteByte(deviceAddress) != 0) ||
-           (swI2CWriteByte(registerIndex) != 0) ||
-           (swI2CWriteByte(data) != 0)) {
+       if ((sw_i2c_write_byte(deviceAddress) != 0) ||
+           (sw_i2c_write_byte(registerIndex) != 0) ||
+           (sw_i2c_write_byte(data) != 0)) {
                returnValue = -1;
        }
 
        /* Stop i2c and release the bus */
-       swI2CStop();
+       sw_i2c_stop();
 
        return returnValue;
 }