staging: sm750fb: use tabs for indentation

Replace spaces with tabs for indentation to fix the checkpatch.pl error
ERROR: code indent should use tabs where possible
WARNING: please, no spaces at the start of a line
Signed-off-by: Juston Li <juston.h.li@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/sm750fb/ddk750_hwi2c.c

@@ -10,7 +10,7 @@
 
 
 int hwI2CInit(
-    unsigned char busSpeedMode
+unsigned char busSpeedMode
 )
 {
 	unsigned int value;

drivers/staging/sm750fb/sm750_accel.c

@@ -289,8 +289,7 @@ unsigned int rop2)   /* ROP value */
 		  FIELD_VALUE(0, DE_DIMENSION, X,    width) |
 		  FIELD_VALUE(0, DE_DIMENSION, Y_ET, height)); /* dpr08 */
 
-        de_ctrl =
-            FIELD_VALUE(0, DE_CONTROL, ROP, rop2) |
+	de_ctrl = FIELD_VALUE(0, DE_CONTROL, ROP, rop2) |
 		  FIELD_SET(0, DE_CONTROL, ROP_SELECT, ROP2) |
 		  FIELD_SET(0, DE_CONTROL, COMMAND, BITBLT) |
 		  ((nDirection == RIGHT_TO_LEFT) ?
@@ -298,6 +297,7 @@ unsigned int rop2)   /* ROP value */
 		  : FIELD_SET(0, DE_CONTROL, DIRECTION, LEFT_TO_RIGHT)) |
 		  FIELD_SET(0, DE_CONTROL, STATUS, START);
 	write_dpr(accel, DE_CONTROL, de_ctrl); /* dpr0c */
+
 	}
 
 	return 0;

drivers/staging/sm750fb/sm750_hw.h

@@ -64,7 +64,7 @@ struct sm750_state{
 /* sm750_share stands for a presentation of two frame buffer
    that use one sm750 adaptor, it is similar to the super class of lynx_share
    in C++
-*/
+ */
 
 struct sm750_share{
 	/* it's better to put lynx_share struct to the first place of sm750_share */