staging: sm7xxfb: usr fb_read and fb_write

Now since the Big-Endian and Little-Endian based calculations are moved
into a macro we can make fb_read() and fb_write() common for both
Little-Endian and Big-Endian.
Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/sm7xxfb/sm7xxfb.c

@@ -946,7 +946,6 @@ static int smtc_setcolreg(unsigned regno, unsigned red, unsigned green,
 	return 0;
 }
 
-#ifdef __BIG_ENDIAN
 static ssize_t smtcfb_read(struct fb_info *info, char __user *buf,
 			   size_t count, loff_t *ppos)
 {
@@ -1107,7 +1106,6 @@ static ssize_t smtcfb_write(struct fb_info *info, const char __user *buf,
 
 	return (cnt) ? cnt : err;
 }
-#endif	/* ! __BIG_ENDIAN */
 
 static void sm7xx_set_timing(struct smtcfb_info *sfb)
 {
@@ -1303,10 +1301,8 @@ static struct fb_ops smtcfb_ops = {
 	.fb_fillrect  = cfb_fillrect,
 	.fb_imageblit = cfb_imageblit,
 	.fb_copyarea  = cfb_copyarea,
-#ifdef __BIG_ENDIAN
 	.fb_read      = smtcfb_read,
 	.fb_write     = smtcfb_write,
-#endif
 };
 
 /*