diff --git a/drivers/staging/sm750fb/ddk750_chip.c b/drivers/staging/sm750fb/ddk750_chip.c
index c8c14eeeb3c7..14b5112dfb03 100644
--- a/drivers/staging/sm750fb/ddk750_chip.c
+++ b/drivers/staging/sm750fb/ddk750_chip.c
@@ -261,7 +261,7 @@ int ddk750_init_hw(struct initchip_param *pInitParam)
 	}
 
 	if (pInitParam->setAllEngOff == 1) {
-		enable2DEngine(0);
+		enable_2d_engine(0);
 
 		/* Disable Overlay, if a former application left it on */
 		reg = PEEK32(VIDEO_DISPLAY_CTRL);
@@ -284,7 +284,7 @@ int ddk750_init_hw(struct initchip_param *pInitParam)
 		POKE32(DMA_ABORT_INTERRUPT, reg);
 
 		/* Disable DMA Power, if a former application left it on */
-		enableDMA(0);
+		enable_dma(0);
 	}
 
 	/* We can add more initialization as needed. */
diff --git a/drivers/staging/sm750fb/ddk750_display.c b/drivers/staging/sm750fb/ddk750_display.c
index 0f3a875b0ef8..c347803f7e19 100644
--- a/drivers/staging/sm750fb/ddk750_display.c
+++ b/drivers/staging/sm750fb/ddk750_display.c
@@ -153,5 +153,5 @@ void ddk750_setLogicalDispOut(disp_output_t output)
 		setDAC((output & DAC_MASK) >> DAC_OFFSET);
 
 	if (output & DPMS_USAGE)
-		ddk750_setDPMS((output & DPMS_MASK) >> DPMS_OFFSET);
+		ddk750_set_dpms((output & DPMS_MASK) >> DPMS_OFFSET);
 }
diff --git a/drivers/staging/sm750fb/ddk750_hwi2c.c b/drivers/staging/sm750fb/ddk750_hwi2c.c
index b60bedf6a854..10439e061ae8 100644
--- a/drivers/staging/sm750fb/ddk750_hwi2c.c
+++ b/drivers/staging/sm750fb/ddk750_hwi2c.c
@@ -24,7 +24,7 @@ unsigned char bus_speed_mode
 	 * Enable Hardware I2C power.
 	 * TODO: Check if we need to enable GPIO power?
 	 */
-	enableI2C(1);
+	enable_i2c(1);
 
 	/* Enable the I2C Controller and set the bus speed mode */
 	value = PEEK32(I2C_CTRL) & ~(I2C_CTRL_MODE | I2C_CTRL_EN);
@@ -45,7 +45,7 @@ void sm750_hw_i2c_close(void)
 	POKE32(I2C_CTRL, value);
 
 	/* Disable I2C Power */
-	enableI2C(0);
+	enable_i2c(0);
 
 	/* Set GPIO 30 & 31 back as GPIO pins */
 	value = PEEK32(GPIO_MUX);
diff --git a/drivers/staging/sm750fb/ddk750_power.c b/drivers/staging/sm750fb/ddk750_power.c
index 6c15b1253240..fda928032897 100644
--- a/drivers/staging/sm750fb/ddk750_power.c
+++ b/drivers/staging/sm750fb/ddk750_power.c
@@ -2,7 +2,7 @@
 #include "ddk750_reg.h"
 #include "ddk750_power.h"
 
-void ddk750_setDPMS(DPMS_t state)
+void ddk750_set_dpms(DPMS_t state)
 {
 	unsigned int value;
 
@@ -17,7 +17,7 @@ void ddk750_setDPMS(DPMS_t state)
 	}
 }
 
-static unsigned int getPowerMode(void)
+static unsigned int get_power_mode(void)
 {
 	if (sm750_get_chip_type() == SM750LE)
 		return 0;
@@ -74,7 +74,7 @@ void set_power_mode(unsigned int powerMode)
 
 void set_current_gate(unsigned int gate)
 {
-	if (getPowerMode() == POWER_MODE_CTRL_MODE_MODE1)
+	if (get_power_mode() == POWER_MODE_CTRL_MODE_MODE1)
 		POKE32(MODE1_GATE, gate);
 	else
 		POKE32(MODE0_GATE, gate);
@@ -85,7 +85,7 @@ void set_current_gate(unsigned int gate)
 /*
  * This function enable/disable the 2D engine.
  */
-void enable2DEngine(unsigned int enable)
+void enable_2d_engine(unsigned int enable)
 {
 	u32 gate;
 
@@ -98,7 +98,7 @@ void enable2DEngine(unsigned int enable)
 	set_current_gate(gate);
 }
 
-void enableDMA(unsigned int enable)
+void enable_dma(unsigned int enable)
 {
 	u32 gate;
 
@@ -115,7 +115,7 @@ void enableDMA(unsigned int enable)
 /*
  * This function enable/disable the GPIO Engine
  */
-void enableGPIO(unsigned int enable)
+void enable_gpio(unsigned int enable)
 {
 	u32 gate;
 
@@ -132,7 +132,7 @@ void enableGPIO(unsigned int enable)
 /*
  * This function enable/disable the I2C Engine
  */
-void enableI2C(unsigned int enable)
+void enable_i2c(unsigned int enable)
 {
 	u32 gate;
 
diff --git a/drivers/staging/sm750fb/ddk750_power.h b/drivers/staging/sm750fb/ddk750_power.h
index 7b24f1185989..ea56026d41b2 100644
--- a/drivers/staging/sm750fb/ddk750_power.h
+++ b/drivers/staging/sm750fb/ddk750_power.h
@@ -14,29 +14,29 @@ DPMS_t;
 	       (PEEK32(MISC_CTRL) & ~MISC_CTRL_DAC_POWER_OFF) | (off)); \
 }
 
-void ddk750_setDPMS(DPMS_t);
+void ddk750_set_dpms(DPMS_t);
 void set_power_mode(unsigned int powerMode);
 void set_current_gate(unsigned int gate);
 
 /*
  * This function enable/disable the 2D engine.
  */
-void enable2DEngine(unsigned int enable);
+void enable_2d_engine(unsigned int enable);
 
 /*
  * This function enable/disable the DMA Engine
  */
-void enableDMA(unsigned int enable);
+void enable_dma(unsigned int enable);
 
 /*
  * This function enable/disable the GPIO Engine
  */
-void enableGPIO(unsigned int enable);
+void enable_gpio(unsigned int enable);
 
 /*
  * This function enable/disable the I2C Engine
  */
-void enableI2C(unsigned int enable);
+void enable_i2c(unsigned int enable);
 
 
 #endif
diff --git a/drivers/staging/sm750fb/ddk750_swi2c.c b/drivers/staging/sm750fb/ddk750_swi2c.c
index 7fce55df5fa6..e2e3ca64d483 100644
--- a/drivers/staging/sm750fb/ddk750_swi2c.c
+++ b/drivers/staging/sm750fb/ddk750_swi2c.c
@@ -428,7 +428,7 @@ long sm750_sw_i2c_init(
 	       PEEK32(sw_i2c_data_gpio_mux_reg) & ~(1 << sw_i2c_data_gpio));
 
 	/* Enable GPIO power */
-	enableGPIO(1);
+	enable_gpio(1);
 
 	/* Clear the i2c lines. */
 	for (i = 0; i < 9; i++)
diff --git a/drivers/staging/sm750fb/sm750_hw.c b/drivers/staging/sm750fb/sm750_hw.c
index d2da7a0ef5f0..23b6b1cda529 100644
--- a/drivers/staging/sm750fb/sm750_hw.c
+++ b/drivers/staging/sm750fb/sm750_hw.c
@@ -479,7 +479,7 @@ void hw_sm750_initAccel(struct sm750_dev *sm750_dev)
 {
 	u32 reg;
 
-	enable2DEngine(1);
+	enable_2d_engine(1);
 
 	if (sm750_get_chip_type() == SM750LE) {
 		reg = PEEK32(DE_STATE1);