diff --git a/drivers/staging/sm750fb/ddk750_dvi.c b/drivers/staging/sm750fb/ddk750_dvi.c
index 8b81e8642f9e..3fb14eff2de1 100644
--- a/drivers/staging/sm750fb/ddk750_dvi.c
+++ b/drivers/staging/sm750fb/ddk750_dvi.c
@@ -16,7 +16,7 @@ static struct dvi_ctrl_device dcft_supported_dvi_controller[] = {
 	{
 		.init = sii164_init_chip,
 		.get_vendor_id = sii164_get_vendor_id,
-		.get_device_id = sii164GetDeviceID,
+		.get_device_id = sii164_get_device_id,
 #ifdef SII164_FULL_FUNCTIONS
 		.reset_chip = sii164ResetChip,
 		.get_chip_string = sii164GetChipString,
diff --git a/drivers/staging/sm750fb/ddk750_sii164.c b/drivers/staging/sm750fb/ddk750_sii164.c
index 2532b60245ac..d50c71824321 100644
--- a/drivers/staging/sm750fb/ddk750_sii164.c
+++ b/drivers/staging/sm750fb/ddk750_sii164.c
@@ -48,22 +48,22 @@ unsigned short sii164_get_vendor_id(void)
 }
 
 /*
- *  sii164GetDeviceID
+ *  sii164_get_device_id
  *      This function gets the device ID of the DVI controller chip.
  *
  *  Output:
  *      Device ID
  */
-unsigned short sii164GetDeviceID(void)
+unsigned short sii164_get_device_id(void)
 {
-	unsigned short deviceID;
+	unsigned short device_id;
 
-	deviceID = ((unsigned short)i2cReadReg(SII164_I2C_ADDRESS,
+	device_id = ((unsigned short)i2cReadReg(SII164_I2C_ADDRESS,
 					       SII164_DEVICE_ID_HIGH) << 8) |
 		   (unsigned short)i2cReadReg(SII164_I2C_ADDRESS,
 					      SII164_DEVICE_ID_LOW);
 
-	return deviceID;
+	return device_id;
 }
 
 /*
@@ -141,7 +141,7 @@ long sii164_init_chip(unsigned char edge_select,
 
 	/* Check if SII164 Chip exists */
 	if ((sii164_get_vendor_id() == SII164_VENDOR_ID) &&
-	    (sii164GetDeviceID() == SII164_DEVICE_ID)) {
+	    (sii164_get_device_id() == SII164_DEVICE_ID)) {
 		/*
 		 *  Initialize SII164 controller chip.
 		 */
diff --git a/drivers/staging/sm750fb/ddk750_sii164.h b/drivers/staging/sm750fb/ddk750_sii164.h
index 71a7c1cb42c4..a76091f6622b 100644
--- a/drivers/staging/sm750fb/ddk750_sii164.h
+++ b/drivers/staging/sm750fb/ddk750_sii164.h
@@ -28,7 +28,7 @@ long sii164_init_chip(unsigned char edgeSelect,
 		      unsigned char pllFilterValue);
 
 unsigned short sii164_get_vendor_id(void);
-unsigned short sii164GetDeviceID(void);
+unsigned short sii164_get_device_id(void);
 
 #ifdef SII164_FULL_FUNCTIONS
 void sii164ResetChip(void);