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staging: sm750fb: ddk750_swi2c: rename CamelCase static functions

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Fix the checkpatch warning about CamelCase.

Signed-off-by: Mike Rapoport <mike.rapoport@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mike Rapoport 2015-09-12 11:07:42 +03:00 committed by Greg Kroah-Hartman
parent 01a64c4469
commit 6c78f4ce60
1 changed files with 58 additions and 58 deletions
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116
drivers/staging/sm750fb/ddk750_swi2c.c
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@ -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;
}