diff --git a/drivers/staging/sm7xx/Kconfig b/drivers/staging/sm7xx/Kconfig
index 204dbfc3c38b..315102c7fed1 100644
--- a/drivers/staging/sm7xx/Kconfig
+++ b/drivers/staging/sm7xx/Kconfig
@@ -6,10 +6,3 @@ config FB_SM7XX
 	select FB_CFB_IMAGEBLIT
 	help
 	  Frame Buffer driver for the Silicon Motion SM7XX serial graphic card.
-
-config FB_SM7XX_ACCEL
-	bool "Siliconmotion Acceleration functions (EXPERIMENTAL)"
-	depends on FB_SM7XX && EXPERIMENTAL
-	help
-	  This will compile the Trident frame buffer device with
-	  acceleration functions.
diff --git a/drivers/staging/sm7xx/TODO b/drivers/staging/sm7xx/TODO
index 1f61f5e11cf5..a66d9e406497 100644
--- a/drivers/staging/sm7xx/TODO
+++ b/drivers/staging/sm7xx/TODO
@@ -1,5 +1,6 @@
 TODO:
 - Dual head support
+- 2D acceleration support
 - use kernel coding style
 - checkpatch.pl clean
 - refine the code and remove unused code
diff --git a/drivers/staging/sm7xx/smtc2d.c b/drivers/staging/sm7xx/smtc2d.c
deleted file mode 100644
index 133b86c6a678..000000000000
--- a/drivers/staging/sm7xx/smtc2d.c
+++ /dev/null
@@ -1,979 +0,0 @@
-/*
- * Silicon Motion SM7XX 2D drawing engine functions.
- *
- * Copyright (C) 2006 Silicon Motion Technology Corp.
- * Author: Boyod boyod.yang@siliconmotion.com.cn
- *
- * Copyright (C) 2009 Lemote, Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
- *
- *  This file is subject to the terms and conditions of the GNU General Public
- *  License. See the file COPYING in the main directory of this archive for
- *  more details.
- *
- * Version 0.10.26192.21.01
- * 	- Add PowerPC support
- * 	- Add 2D support for Lynx -
- * Verified on 2.6.19.2
- * 	Boyod.yang  <boyod.yang@siliconmotion.com.cn>
- */
-
-unsigned char smtc_de_busy;
-
-void SMTC_write2Dreg(unsigned long nOffset, unsigned long nData)
-{
-	writel(nData, smtc_2DBaseAddress + nOffset);
-}
-
-unsigned long SMTC_read2Dreg(unsigned long nOffset)
-{
-	return readl(smtc_2DBaseAddress + nOffset);
-}
-
-void SMTC_write2Ddataport(unsigned long nOffset, unsigned long nData)
-{
-	writel(nData, smtc_2Ddataport + nOffset);
-}
-
-/**********************************************************************
- *
- * deInit
- *
- * Purpose
- *    Drawing engine initialization.
- *
- **********************************************************************/
-
-void deInit(unsigned int nModeWidth, unsigned int nModeHeight,
-		unsigned int bpp)
-{
-	/* Get current power configuration. */
-	unsigned char clock;
-	clock = smtc_seqr(0x21);
-
-	/* initialize global 'mutex lock' variable */
-	smtc_de_busy = 0;
-
-	/* Enable 2D Drawing Engine */
-	smtc_seqw(0x21, clock & 0xF8);
-
-	SMTC_write2Dreg(DE_CLIP_TL,
-			FIELD_VALUE(0, DE_CLIP_TL, TOP, 0) |
-			FIELD_SET(0, DE_CLIP_TL, STATUS, DISABLE) |
-			FIELD_SET(0, DE_CLIP_TL, INHIBIT, OUTSIDE) |
-			FIELD_VALUE(0, DE_CLIP_TL, LEFT, 0));
-
-	if (bpp >= 24) {
-		SMTC_write2Dreg(DE_PITCH,
-				FIELD_VALUE(0, DE_PITCH, DESTINATION,
-					    nModeWidth * 3) | FIELD_VALUE(0,
-								  DE_PITCH,
-								  SOURCE,
-								  nModeWidth
-								  * 3));
-	} else {
-		SMTC_write2Dreg(DE_PITCH,
-				FIELD_VALUE(0, DE_PITCH, DESTINATION,
-					    nModeWidth) | FIELD_VALUE(0,
-							      DE_PITCH,
-							      SOURCE,
-							      nModeWidth));
-	}
-
-	SMTC_write2Dreg(DE_WINDOW_WIDTH,
-			FIELD_VALUE(0, DE_WINDOW_WIDTH, DESTINATION,
-				    nModeWidth) | FIELD_VALUE(0,
-							      DE_WINDOW_WIDTH,
-							      SOURCE,
-							      nModeWidth));
-
-	switch (bpp) {
-	case 8:
-		SMTC_write2Dreg(DE_STRETCH_FORMAT,
-				FIELD_SET(0, DE_STRETCH_FORMAT, PATTERN_XY,
-					  NORMAL) | FIELD_VALUE(0,
-							DE_STRETCH_FORMAT,
-							PATTERN_Y,
-							0) |
-				FIELD_VALUE(0, DE_STRETCH_FORMAT, PATTERN_X,
-				    0) | FIELD_SET(0, DE_STRETCH_FORMAT,
-						   PIXEL_FORMAT,
-						   8) | FIELD_SET(0,
-							  DE_STRETCH_FORMAT,
-							  ADDRESSING,
-							  XY) |
-				FIELD_VALUE(0, DE_STRETCH_FORMAT,
-					SOURCE_HEIGHT, 3));
-		break;
-	case 24:
-		SMTC_write2Dreg(DE_STRETCH_FORMAT,
-				FIELD_SET(0, DE_STRETCH_FORMAT, PATTERN_XY,
-					  NORMAL) | FIELD_VALUE(0,
-							DE_STRETCH_FORMAT,
-							PATTERN_Y,
-							0) |
-				FIELD_VALUE(0, DE_STRETCH_FORMAT, PATTERN_X,
-				    0) | FIELD_SET(0, DE_STRETCH_FORMAT,
-							   PIXEL_FORMAT,
-							   24) | FIELD_SET(0,
-							   DE_STRETCH_FORMAT,
-							   ADDRESSING,
-							   XY) |
-				FIELD_VALUE(0, DE_STRETCH_FORMAT,
-					SOURCE_HEIGHT, 3));
-		break;
-	case 16:
-	default:
-		SMTC_write2Dreg(DE_STRETCH_FORMAT,
-				FIELD_SET(0, DE_STRETCH_FORMAT, PATTERN_XY,
-					  NORMAL) | FIELD_VALUE(0,
-							DE_STRETCH_FORMAT,
-							PATTERN_Y,
-							0) |
-				FIELD_VALUE(0, DE_STRETCH_FORMAT, PATTERN_X,
-				    0) | FIELD_SET(0, DE_STRETCH_FORMAT,
-							   PIXEL_FORMAT,
-							   16) | FIELD_SET(0,
-							   DE_STRETCH_FORMAT,
-							   ADDRESSING,
-							   XY) |
-				FIELD_VALUE(0, DE_STRETCH_FORMAT,
-					SOURCE_HEIGHT, 3));
-		break;
-	}
-
-	SMTC_write2Dreg(DE_MASKS,
-			FIELD_VALUE(0, DE_MASKS, BYTE_MASK, 0xFFFF) |
-			FIELD_VALUE(0, DE_MASKS, BIT_MASK, 0xFFFF));
-	SMTC_write2Dreg(DE_COLOR_COMPARE_MASK,
-			FIELD_VALUE(0, DE_COLOR_COMPARE_MASK, MASKS, \
-				0xFFFFFF));
-	SMTC_write2Dreg(DE_COLOR_COMPARE,
-			FIELD_VALUE(0, DE_COLOR_COMPARE, COLOR, 0xFFFFFF));
-}
-
-void deVerticalLine(unsigned long dst_base,
-		    unsigned long dst_pitch,
-		    unsigned long nX,
-		    unsigned long nY,
-		    unsigned long dst_height, unsigned long nColor)
-{
-	deWaitForNotBusy();
-
-	SMTC_write2Dreg(DE_WINDOW_DESTINATION_BASE,
-			FIELD_VALUE(0, DE_WINDOW_DESTINATION_BASE, ADDRESS,
-				    dst_base));
-
-	SMTC_write2Dreg(DE_PITCH,
-			FIELD_VALUE(0, DE_PITCH, DESTINATION, dst_pitch) |
-			FIELD_VALUE(0, DE_PITCH, SOURCE, dst_pitch));
-
-	SMTC_write2Dreg(DE_WINDOW_WIDTH,
-			FIELD_VALUE(0, DE_WINDOW_WIDTH, DESTINATION,
-			    dst_pitch) | FIELD_VALUE(0, DE_WINDOW_WIDTH,
-						     SOURCE,
-						     dst_pitch));
-
-	SMTC_write2Dreg(DE_FOREGROUND,
-			FIELD_VALUE(0, DE_FOREGROUND, COLOR, nColor));
-
-	SMTC_write2Dreg(DE_DESTINATION,
-			FIELD_SET(0, DE_DESTINATION, WRAP, DISABLE) |
-			FIELD_VALUE(0, DE_DESTINATION, X, nX) |
-			FIELD_VALUE(0, DE_DESTINATION, Y, nY));
-
-	SMTC_write2Dreg(DE_DIMENSION,
-			FIELD_VALUE(0, DE_DIMENSION, X, 1) |
-			FIELD_VALUE(0, DE_DIMENSION, Y_ET, dst_height));
-
-	SMTC_write2Dreg(DE_CONTROL,
-			FIELD_SET(0, DE_CONTROL, STATUS, START) |
-			FIELD_SET(0, DE_CONTROL, DIRECTION, LEFT_TO_RIGHT) |
-			FIELD_SET(0, DE_CONTROL, MAJOR, Y) |
-			FIELD_SET(0, DE_CONTROL, STEP_X, NEGATIVE) |
-			FIELD_SET(0, DE_CONTROL, STEP_Y, POSITIVE) |
-			FIELD_SET(0, DE_CONTROL, LAST_PIXEL, OFF) |
-			FIELD_SET(0, DE_CONTROL, COMMAND, SHORT_STROKE) |
-			FIELD_SET(0, DE_CONTROL, ROP_SELECT, ROP2) |
-			FIELD_VALUE(0, DE_CONTROL, ROP, 0x0C));
-
-	smtc_de_busy = 1;
-}
-
-void deHorizontalLine(unsigned long dst_base,
-		      unsigned long dst_pitch,
-		      unsigned long nX,
-		      unsigned long nY,
-		      unsigned long dst_width, unsigned long nColor)
-{
-	deWaitForNotBusy();
-
-	SMTC_write2Dreg(DE_WINDOW_DESTINATION_BASE,
-			FIELD_VALUE(0, DE_WINDOW_DESTINATION_BASE, ADDRESS,
-				    dst_base));
-
-	SMTC_write2Dreg(DE_PITCH,
-			FIELD_VALUE(0, DE_PITCH, DESTINATION, dst_pitch) |
-			FIELD_VALUE(0, DE_PITCH, SOURCE, dst_pitch));
-
-	SMTC_write2Dreg(DE_WINDOW_WIDTH,
-			FIELD_VALUE(0, DE_WINDOW_WIDTH, DESTINATION,
-			    dst_pitch) | FIELD_VALUE(0, DE_WINDOW_WIDTH,
-						     SOURCE,
-						     dst_pitch));
-	SMTC_write2Dreg(DE_FOREGROUND,
-			FIELD_VALUE(0, DE_FOREGROUND, COLOR, nColor));
-	SMTC_write2Dreg(DE_DESTINATION,
-			FIELD_SET(0, DE_DESTINATION, WRAP,
-			  DISABLE) | FIELD_VALUE(0, DE_DESTINATION, X,
-						 nX) | FIELD_VALUE(0,
-							   DE_DESTINATION,
-							   Y,
-							   nY));
-	SMTC_write2Dreg(DE_DIMENSION,
-			FIELD_VALUE(0, DE_DIMENSION, X,
-			    dst_width) | FIELD_VALUE(0, DE_DIMENSION,
-						     Y_ET, 1));
-	SMTC_write2Dreg(DE_CONTROL,
-		FIELD_SET(0, DE_CONTROL, STATUS, START) | FIELD_SET(0,
-							    DE_CONTROL,
-							    DIRECTION,
-							    RIGHT_TO_LEFT)
-		| FIELD_SET(0, DE_CONTROL, MAJOR, X) | FIELD_SET(0,
-							 DE_CONTROL,
-							 STEP_X,
-							 POSITIVE)
-		| FIELD_SET(0, DE_CONTROL, STEP_Y,
-			    NEGATIVE) | FIELD_SET(0, DE_CONTROL,
-						  LAST_PIXEL,
-						  OFF) | FIELD_SET(0,
-							   DE_CONTROL,
-							   COMMAND,
-							   SHORT_STROKE)
-		| FIELD_SET(0, DE_CONTROL, ROP_SELECT,
-			    ROP2) | FIELD_VALUE(0, DE_CONTROL, ROP,
-						0x0C));
-
-	smtc_de_busy = 1;
-}
-
-void deLine(unsigned long dst_base,
-	    unsigned long dst_pitch,
-	    unsigned long nX1,
-	    unsigned long nY1,
-	    unsigned long nX2, unsigned long nY2, unsigned long nColor)
-{
-	unsigned long nCommand =
-	    FIELD_SET(0, DE_CONTROL, STATUS, START) |
-	    FIELD_SET(0, DE_CONTROL, DIRECTION, LEFT_TO_RIGHT) |
-	    FIELD_SET(0, DE_CONTROL, MAJOR, X) |
-	    FIELD_SET(0, DE_CONTROL, STEP_X, POSITIVE) |
-	    FIELD_SET(0, DE_CONTROL, STEP_Y, POSITIVE) |
-	    FIELD_SET(0, DE_CONTROL, LAST_PIXEL, OFF) |
-	    FIELD_SET(0, DE_CONTROL, ROP_SELECT, ROP2) |
-	    FIELD_VALUE(0, DE_CONTROL, ROP, 0x0C);
-	unsigned long DeltaX;
-	unsigned long DeltaY;
-
-	/* Calculate delta X */
-	if (nX1 <= nX2)
-		DeltaX = nX2 - nX1;
-	else {
-		DeltaX = nX1 - nX2;
-		nCommand = FIELD_SET(nCommand, DE_CONTROL, STEP_X, NEGATIVE);
-	}
-
-	/* Calculate delta Y */
-	if (nY1 <= nY2)
-		DeltaY = nY2 - nY1;
-	else {
-		DeltaY = nY1 - nY2;
-		nCommand = FIELD_SET(nCommand, DE_CONTROL, STEP_Y, NEGATIVE);
-	}
-
-	/* Determine the major axis */
-	if (DeltaX < DeltaY)
-		nCommand = FIELD_SET(nCommand, DE_CONTROL, MAJOR, Y);
-
-	/* Vertical line? */
-	if (nX1 == nX2)
-		deVerticalLine(dst_base, dst_pitch, nX1, nY1, DeltaY, nColor);
-
-	/* Horizontal line? */
-	else if (nY1 == nY2)
-		deHorizontalLine(dst_base, dst_pitch, nX1, nY1, \
-				DeltaX, nColor);
-
-	/* Diagonal line? */
-	else if (DeltaX == DeltaY) {
-		deWaitForNotBusy();
-
-		SMTC_write2Dreg(DE_WINDOW_DESTINATION_BASE,
-				FIELD_VALUE(0, DE_WINDOW_DESTINATION_BASE,
-					    ADDRESS, dst_base));
-
-		SMTC_write2Dreg(DE_PITCH,
-				FIELD_VALUE(0, DE_PITCH, DESTINATION,
-					    dst_pitch) | FIELD_VALUE(0,
-							     DE_PITCH,
-							     SOURCE,
-							     dst_pitch));
-
-		SMTC_write2Dreg(DE_WINDOW_WIDTH,
-				FIELD_VALUE(0, DE_WINDOW_WIDTH, DESTINATION,
-					    dst_pitch) | FIELD_VALUE(0,
-							     DE_WINDOW_WIDTH,
-							     SOURCE,
-							     dst_pitch));
-
-		SMTC_write2Dreg(DE_FOREGROUND,
-				FIELD_VALUE(0, DE_FOREGROUND, COLOR, nColor));
-
-		SMTC_write2Dreg(DE_DESTINATION,
-				FIELD_SET(0, DE_DESTINATION, WRAP, DISABLE) |
-				FIELD_VALUE(0, DE_DESTINATION, X, 1) |
-				FIELD_VALUE(0, DE_DESTINATION, Y, nY1));
-
-		SMTC_write2Dreg(DE_DIMENSION,
-				FIELD_VALUE(0, DE_DIMENSION, X, 1) |
-				FIELD_VALUE(0, DE_DIMENSION, Y_ET, DeltaX));
-
-		SMTC_write2Dreg(DE_CONTROL,
-				FIELD_SET(nCommand, DE_CONTROL, COMMAND,
-					  SHORT_STROKE));
-	}
-
-	/* Generic line */
-	else {
-		unsigned int k1, k2, et, w;
-		if (DeltaX < DeltaY) {
-			k1 = 2 * DeltaX;
-			et = k1 - DeltaY;
-			k2 = et - DeltaY;
-			w = DeltaY + 1;
-		} else {
-			k1 = 2 * DeltaY;
-			et = k1 - DeltaX;
-			k2 = et - DeltaX;
-			w = DeltaX + 1;
-		}
-
-		deWaitForNotBusy();
-
-		SMTC_write2Dreg(DE_WINDOW_DESTINATION_BASE,
-				FIELD_VALUE(0, DE_WINDOW_DESTINATION_BASE,
-					    ADDRESS, dst_base));
-
-		SMTC_write2Dreg(DE_PITCH,
-				FIELD_VALUE(0, DE_PITCH, DESTINATION,
-					    dst_pitch) | FIELD_VALUE(0,
-							     DE_PITCH,
-							     SOURCE,
-							     dst_pitch));
-
-		SMTC_write2Dreg(DE_WINDOW_WIDTH,
-				FIELD_VALUE(0, DE_WINDOW_WIDTH, DESTINATION,
-					    dst_pitch) | FIELD_VALUE(0,
-							     DE_WINDOW_WIDTH,
-							     SOURCE,
-							     dst_pitch));
-
-		SMTC_write2Dreg(DE_FOREGROUND,
-				FIELD_VALUE(0, DE_FOREGROUND, COLOR, nColor));
-
-		SMTC_write2Dreg(DE_SOURCE,
-				FIELD_SET(0, DE_SOURCE, WRAP, DISABLE) |
-				FIELD_VALUE(0, DE_SOURCE, X_K1, k1) |
-				FIELD_VALUE(0, DE_SOURCE, Y_K2, k2));
-
-		SMTC_write2Dreg(DE_DESTINATION,
-				FIELD_SET(0, DE_DESTINATION, WRAP, DISABLE) |
-				FIELD_VALUE(0, DE_DESTINATION, X, nX1) |
-				FIELD_VALUE(0, DE_DESTINATION, Y, nY1));
-
-		SMTC_write2Dreg(DE_DIMENSION,
-				FIELD_VALUE(0, DE_DIMENSION, X, w) |
-				FIELD_VALUE(0, DE_DIMENSION, Y_ET, et));
-
-		SMTC_write2Dreg(DE_CONTROL,
-				FIELD_SET(nCommand, DE_CONTROL, COMMAND,
-					  LINE_DRAW));
-	}
-
-	smtc_de_busy = 1;
-}
-
-void deFillRect(unsigned long dst_base,
-		unsigned long dst_pitch,
-		unsigned long dst_X,
-		unsigned long dst_Y,
-		unsigned long dst_width,
-		unsigned long dst_height, unsigned long nColor)
-{
-	deWaitForNotBusy();
-
-	SMTC_write2Dreg(DE_WINDOW_DESTINATION_BASE,
-			FIELD_VALUE(0, DE_WINDOW_DESTINATION_BASE, ADDRESS,
-				    dst_base));
-
-	if (dst_pitch) {
-		SMTC_write2Dreg(DE_PITCH,
-				FIELD_VALUE(0, DE_PITCH, DESTINATION,
-					    dst_pitch) | FIELD_VALUE(0,
-							     DE_PITCH,
-							     SOURCE,
-							     dst_pitch));
-
-		SMTC_write2Dreg(DE_WINDOW_WIDTH,
-				FIELD_VALUE(0, DE_WINDOW_WIDTH, DESTINATION,
-					    dst_pitch) | FIELD_VALUE(0,
-							     DE_WINDOW_WIDTH,
-							     SOURCE,
-							     dst_pitch));
-	}
-
-	SMTC_write2Dreg(DE_FOREGROUND,
-			FIELD_VALUE(0, DE_FOREGROUND, COLOR, nColor));
-
-	SMTC_write2Dreg(DE_DESTINATION,
-			FIELD_SET(0, DE_DESTINATION, WRAP, DISABLE) |
-			FIELD_VALUE(0, DE_DESTINATION, X, dst_X) |
-			FIELD_VALUE(0, DE_DESTINATION, Y, dst_Y));
-
-	SMTC_write2Dreg(DE_DIMENSION,
-			FIELD_VALUE(0, DE_DIMENSION, X, dst_width) |
-			FIELD_VALUE(0, DE_DIMENSION, Y_ET, dst_height));
-
-	SMTC_write2Dreg(DE_CONTROL,
-			FIELD_SET(0, DE_CONTROL, STATUS, START) |
-			FIELD_SET(0, DE_CONTROL, DIRECTION, LEFT_TO_RIGHT) |
-			FIELD_SET(0, DE_CONTROL, LAST_PIXEL, OFF) |
-			FIELD_SET(0, DE_CONTROL, COMMAND, RECTANGLE_FILL) |
-			FIELD_SET(0, DE_CONTROL, ROP_SELECT, ROP2) |
-			FIELD_VALUE(0, DE_CONTROL, ROP, 0x0C));
-
-	smtc_de_busy = 1;
-}
-
-/**********************************************************************
- *
- * deRotatePattern
- *
- * Purpose
- *    Rotate the given pattern if necessary
- *
- * Parameters
- *    [in]
- *	   pPattern  - Pointer to DE_SURFACE structure containing
- *		       pattern attributes
- *	   patternX  - X position (0-7) of pattern origin
- *	   patternY  - Y position (0-7) of pattern origin
- *
- *    [out]
- *	   pattern_dstaddr - Pointer to pre-allocated buffer containing
- *	   rotated pattern
- *
- **********************************************************************/
-void deRotatePattern(unsigned char *pattern_dstaddr,
-		     unsigned long pattern_src_addr,
-		     unsigned long pattern_BPP,
-		     unsigned long pattern_stride, int patternX, int patternY)
-{
-	unsigned int i;
-	unsigned long pattern[PATTERN_WIDTH * PATTERN_HEIGHT];
-	unsigned int x, y;
-	unsigned char *pjPatByte;
-
-	if (pattern_dstaddr != NULL) {
-		deWaitForNotBusy();
-
-		if (patternX || patternY) {
-			/* Rotate pattern */
-			pjPatByte = (unsigned char *)pattern;
-
-			switch (pattern_BPP) {
-			case 8:
-				{
-					for (y = 0; y < 8; y++) {
-						unsigned char *pjBuffer =
-						    pattern_dstaddr +
-						    ((patternY + y) & 7) * 8;
-						for (x = 0; x < 8; x++) {
-							pjBuffer[(patternX +
-								  x) & 7] =
-							    pjPatByte[x];
-						}
-						pjPatByte += pattern_stride;
-					}
-					break;
-				}
-
-			case 16:
-				{
-					for (y = 0; y < 8; y++) {
-						unsigned short *pjBuffer =
-						    (unsigned short *)
-						    pattern_dstaddr +
-						    ((patternY + y) & 7) * 8;
-						for (x = 0; x < 8; x++) {
-							pjBuffer[(patternX +
-								  x) & 7] =
-							    ((unsigned short *)
-							     pjPatByte)[x];
-						}
-						pjPatByte += pattern_stride;
-					}
-					break;
-				}
-
-			case 32:
-				{
-					for (y = 0; y < 8; y++) {
-						unsigned long *pjBuffer =
-						    (unsigned long *)
-						    pattern_dstaddr +
-						    ((patternY + y) & 7) * 8;
-						for (x = 0; x < 8; x++) {
-							pjBuffer[(patternX +
-								  x) & 7] =
-							    ((unsigned long *)
-							     pjPatByte)[x];
-						}
-						pjPatByte += pattern_stride;
-					}
-					break;
-				}
-			}
-		} else {
-			/*Don't rotate,just copy pattern into pattern_dstaddr*/
-			for (i = 0; i < (pattern_BPP * 2); i++) {
-				((unsigned long *)pattern_dstaddr)[i] =
-				    pattern[i];
-			}
-		}
-
-	}
-}
-
-/**********************************************************************
- *
- * deCopy
- *
- * Purpose
- *    Copy a rectangular area of the source surface to a destination surface
- *
- * Remarks
- *    Source bitmap must have the same color depth (BPP) as the destination
- *    bitmap.
- *
-**********************************************************************/
-void deCopy(unsigned long dst_base,
-	    unsigned long dst_pitch,
-	    unsigned long dst_BPP,
-	    unsigned long dst_X,
-	    unsigned long dst_Y,
-	    unsigned long dst_width,
-	    unsigned long dst_height,
-	    unsigned long src_base,
-	    unsigned long src_pitch,
-	    unsigned long src_X,
-	    unsigned long src_Y, pTransparent pTransp, unsigned char nROP2)
-{
-	unsigned long nDirection = 0;
-	unsigned long nTransparent = 0;
-	/* Direction of ROP2 operation:
-	 * 1 = Left to Right,
-	 * (-1) = Right to Left
-	 */
-	unsigned long opSign = 1;
-	/* xWidth is in pixels */
-	unsigned long xWidth = 192 / (dst_BPP / 8);
-	unsigned long de_ctrl = 0;
-
-	deWaitForNotBusy();
-
-	SMTC_write2Dreg(DE_WINDOW_DESTINATION_BASE,
-			FIELD_VALUE(0, DE_WINDOW_DESTINATION_BASE, ADDRESS,
-				    dst_base));
-
-	SMTC_write2Dreg(DE_WINDOW_SOURCE_BASE,
-			FIELD_VALUE(0, DE_WINDOW_SOURCE_BASE, ADDRESS,
-				    src_base));
-
-	if (dst_pitch && src_pitch) {
-		SMTC_write2Dreg(DE_PITCH,
-			FIELD_VALUE(0, DE_PITCH, DESTINATION,
-				    dst_pitch) | FIELD_VALUE(0,
-						     DE_PITCH,
-						     SOURCE,
-						     src_pitch));
-
-		SMTC_write2Dreg(DE_WINDOW_WIDTH,
-			FIELD_VALUE(0, DE_WINDOW_WIDTH, DESTINATION,
-				    dst_pitch) | FIELD_VALUE(0,
-						     DE_WINDOW_WIDTH,
-						     SOURCE,
-						     src_pitch));
-	}
-
-	/* Set transparent bits if necessary */
-	if (pTransp != NULL) {
-		nTransparent =
-		    pTransp->match | pTransp->select | pTransp->control;
-
-		/* Set color compare register */
-		SMTC_write2Dreg(DE_COLOR_COMPARE,
-				FIELD_VALUE(0, DE_COLOR_COMPARE, COLOR,
-					    pTransp->color));
-	}
-
-	/* Determine direction of operation */
-	if (src_Y < dst_Y) {
-		/* +----------+
-		   |S         |
-		   |          +----------+
-		   |          |      |   |
-		   |          |      |   |
-		   +---|------+      |
-		   |               D |
-		   +----------+ */
-
-		nDirection = BOTTOM_TO_TOP;
-	} else if (src_Y > dst_Y) {
-		/* +----------+
-		   |D         |
-		   |          +----------+
-		   |          |      |   |
-		   |          |      |   |
-		   +---|------+      |
-		   |               S |
-		   +----------+ */
-
-		nDirection = TOP_TO_BOTTOM;
-	} else {
-		/* src_Y == dst_Y */
-
-		if (src_X <= dst_X) {
-			/* +------+---+------+
-			   |S     |   |     D|
-			   |      |   |      |
-			   |      |   |      |
-			   |      |   |      |
-			   +------+---+------+ */
-
-			nDirection = RIGHT_TO_LEFT;
-		} else {
-			/* src_X > dst_X */
-
-			/* +------+---+------+
-			   |D     |   |     S|
-			   |      |   |      |
-			   |      |   |      |
-			   |      |   |      |
-			   +------+---+------+ */
-
-			nDirection = LEFT_TO_RIGHT;
-		}
-	}
-
-	if ((nDirection == BOTTOM_TO_TOP) || (nDirection == RIGHT_TO_LEFT)) {
-		src_X += dst_width - 1;
-		src_Y += dst_height - 1;
-		dst_X += dst_width - 1;
-		dst_Y += dst_height - 1;
-		opSign = (-1);
-	}
-
-	if (dst_BPP >= 24) {
-		src_X *= 3;
-		src_Y *= 3;
-		dst_X *= 3;
-		dst_Y *= 3;
-		dst_width *= 3;
-		if ((nDirection == BOTTOM_TO_TOP)
-		    || (nDirection == RIGHT_TO_LEFT)) {
-			src_X += 2;
-			dst_X += 2;
-		}
-	}
-
-	/* Workaround for 192 byte hw bug */
-	if ((nROP2 != 0x0C) && ((dst_width * (dst_BPP / 8)) >= 192)) {
-		/*
-		 * Perform the ROP2 operation in chunks of (xWidth *
-		 * dst_height)
-		 */
-		while (1) {
-			deWaitForNotBusy();
-
-			SMTC_write2Dreg(DE_SOURCE,
-				FIELD_SET(0, DE_SOURCE, WRAP, DISABLE) |
-				FIELD_VALUE(0, DE_SOURCE, X_K1, src_X) |
-				FIELD_VALUE(0, DE_SOURCE, Y_K2, src_Y));
-
-			SMTC_write2Dreg(DE_DESTINATION,
-				FIELD_SET(0, DE_DESTINATION, WRAP,
-				  DISABLE) | FIELD_VALUE(0,
-							 DE_DESTINATION,
-							 X,
-							 dst_X)
-			| FIELD_VALUE(0, DE_DESTINATION, Y,
-						      dst_Y));
-
-			SMTC_write2Dreg(DE_DIMENSION,
-				FIELD_VALUE(0, DE_DIMENSION, X,
-				    xWidth) | FIELD_VALUE(0,
-							  DE_DIMENSION,
-							  Y_ET,
-							  dst_height));
-
-			de_ctrl =
-			    FIELD_VALUE(0, DE_CONTROL, ROP,
-				nROP2) | nTransparent | FIELD_SET(0,
-							  DE_CONTROL,
-							  ROP_SELECT,
-							  ROP2)
-			    | FIELD_SET(0, DE_CONTROL, COMMAND,
-				BITBLT) | ((nDirection ==
-					    1) ? FIELD_SET(0,
-						   DE_CONTROL,
-						   DIRECTION,
-						   RIGHT_TO_LEFT)
-					   : FIELD_SET(0, DE_CONTROL,
-					       DIRECTION,
-					       LEFT_TO_RIGHT)) |
-			    FIELD_SET(0, DE_CONTROL, STATUS, START);
-
-			SMTC_write2Dreg(DE_CONTROL, de_ctrl);
-
-			src_X += (opSign * xWidth);
-			dst_X += (opSign * xWidth);
-			dst_width -= xWidth;
-
-			if (dst_width <= 0) {
-				/* ROP2 operation is complete */
-				break;
-			}
-
-			if (xWidth > dst_width)
-				xWidth = dst_width;
-		}
-	} else {
-		deWaitForNotBusy();
-		SMTC_write2Dreg(DE_SOURCE,
-			FIELD_SET(0, DE_SOURCE, WRAP, DISABLE) |
-			FIELD_VALUE(0, DE_SOURCE, X_K1, src_X) |
-			FIELD_VALUE(0, DE_SOURCE, Y_K2, src_Y));
-
-		SMTC_write2Dreg(DE_DESTINATION,
-			FIELD_SET(0, DE_DESTINATION, WRAP, DISABLE) |
-			FIELD_VALUE(0, DE_DESTINATION, X, dst_X) |
-			FIELD_VALUE(0, DE_DESTINATION, Y, dst_Y));
-
-		SMTC_write2Dreg(DE_DIMENSION,
-			FIELD_VALUE(0, DE_DIMENSION, X, dst_width) |
-			FIELD_VALUE(0, DE_DIMENSION, Y_ET, dst_height));
-
-		de_ctrl = FIELD_VALUE(0, DE_CONTROL, ROP, nROP2) |
-		    nTransparent |
-		    FIELD_SET(0, DE_CONTROL, ROP_SELECT, ROP2) |
-		    FIELD_SET(0, DE_CONTROL, COMMAND, BITBLT) |
-		    ((nDirection == 1) ? FIELD_SET(0, DE_CONTROL, DIRECTION,
-						   RIGHT_TO_LEFT)
-		     : FIELD_SET(0, DE_CONTROL, DIRECTION,
-				 LEFT_TO_RIGHT)) | FIELD_SET(0, DE_CONTROL,
-							     STATUS, START);
-		SMTC_write2Dreg(DE_CONTROL, de_ctrl);
-	}
-
-	smtc_de_busy = 1;
-}
-
-/*
- * This function sets the pixel format that will apply to the 2D Engine.
- */
-void deSetPixelFormat(unsigned long bpp)
-{
-	unsigned long de_format;
-
-	de_format = SMTC_read2Dreg(DE_STRETCH_FORMAT);
-
-	switch (bpp) {
-	case 8:
-		de_format =
-		    FIELD_SET(de_format, DE_STRETCH_FORMAT, PIXEL_FORMAT, 8);
-		break;
-	default:
-	case 16:
-		de_format =
-		    FIELD_SET(de_format, DE_STRETCH_FORMAT, PIXEL_FORMAT, 16);
-		break;
-	case 32:
-		de_format =
-		    FIELD_SET(de_format, DE_STRETCH_FORMAT, PIXEL_FORMAT, 32);
-		break;
-	}
-
-	SMTC_write2Dreg(DE_STRETCH_FORMAT, de_format);
-}
-
-/*
- * System memory to Video memory monochrome expansion.
- *
- * Source is monochrome image in system memory.  This function expands the
- * monochrome data to color image in video memory.
- */
-
-long deSystemMem2VideoMemMonoBlt(const char *pSrcbuf,
-				 long srcDelta,
-				 unsigned long startBit,
-				 unsigned long dBase,
-				 unsigned long dPitch,
-				 unsigned long bpp,
-				 unsigned long dx, unsigned long dy,
-				 unsigned long width, unsigned long height,
-				 unsigned long fColor,
-				 unsigned long bColor,
-				 unsigned long rop2) {
-	unsigned long bytePerPixel;
-	unsigned long ulBytesPerScan;
-	unsigned long ul4BytesPerScan;
-	unsigned long ulBytesRemain;
-	unsigned long de_ctrl = 0;
-	unsigned char ajRemain[4];
-	long i, j;
-
-	bytePerPixel = bpp / 8;
-
-	/* Just make sure the start bit is within legal range */
-	startBit &= 7;
-
-	ulBytesPerScan = (width + startBit + 7) / 8;
-	ul4BytesPerScan = ulBytesPerScan & ~3;
-	ulBytesRemain = ulBytesPerScan & 3;
-
-	if (smtc_de_busy)
-		deWaitForNotBusy();
-
-	/*
-	 * 2D Source Base.  Use 0 for HOST Blt.
-	 */
-
-	SMTC_write2Dreg(DE_WINDOW_SOURCE_BASE, 0);
-
-	/*
-	 * 2D Destination Base.
-	 *
-	 * It is an address offset (128 bit aligned) from the beginning of
-	 * frame buffer.
-	 */
-
-	SMTC_write2Dreg(DE_WINDOW_DESTINATION_BASE, dBase);
-
-	if (dPitch) {
-
-		/*
-		 * Program pitch (distance between the 1st points of two
-		 * adjacent lines).
-		 *
-		 * Note that input pitch is BYTE value, but the 2D Pitch
-		 * register uses pixel values. Need Byte to pixel convertion.
-		 */
-
-		SMTC_write2Dreg(DE_PITCH,
-			FIELD_VALUE(0, DE_PITCH, DESTINATION,
-			    dPitch /
-			    bytePerPixel) | FIELD_VALUE(0,
-							DE_PITCH,
-							SOURCE,
-							dPitch /
-							bytePerPixel));
-
-		/* Screen Window width in Pixels.
-		 *
-		 * 2D engine uses this value to calculate the linear address in
-		 * frame buffer for a given point.
-		 */
-
-		SMTC_write2Dreg(DE_WINDOW_WIDTH,
-			FIELD_VALUE(0, DE_WINDOW_WIDTH, DESTINATION,
-			    (dPitch /
-			     bytePerPixel)) | FIELD_VALUE(0,
-							  DE_WINDOW_WIDTH,
-							  SOURCE,
-							  (dPitch
-							   /
-							   bytePerPixel)));
-	}
-	/* Note: For 2D Source in Host Write, only X_K1 field is needed, and
-	 * Y_K2 field is not used. For mono bitmap, use startBit for X_K1.
-	 */
-
-	SMTC_write2Dreg(DE_SOURCE,
-			FIELD_SET(0, DE_SOURCE, WRAP, DISABLE) |
-			FIELD_VALUE(0, DE_SOURCE, X_K1, startBit) |
-			FIELD_VALUE(0, DE_SOURCE, Y_K2, 0));
-
-	SMTC_write2Dreg(DE_DESTINATION,
-			FIELD_SET(0, DE_DESTINATION, WRAP, DISABLE) |
-			FIELD_VALUE(0, DE_DESTINATION, X, dx) |
-			FIELD_VALUE(0, DE_DESTINATION, Y, dy));
-
-	SMTC_write2Dreg(DE_DIMENSION,
-			FIELD_VALUE(0, DE_DIMENSION, X, width) |
-			FIELD_VALUE(0, DE_DIMENSION, Y_ET, height));
-
-	SMTC_write2Dreg(DE_FOREGROUND, fColor);
-	SMTC_write2Dreg(DE_BACKGROUND, bColor);
-
-	if (bpp)
-		deSetPixelFormat(bpp);
-	/* Set the pixel format of the destination */
-
-	de_ctrl = FIELD_VALUE(0, DE_CONTROL, ROP, rop2) |
-	    FIELD_SET(0, DE_CONTROL, ROP_SELECT, ROP2) |
-	    FIELD_SET(0, DE_CONTROL, COMMAND, HOST_WRITE) |
-	    FIELD_SET(0, DE_CONTROL, HOST, MONO) |
-	    FIELD_SET(0, DE_CONTROL, STATUS, START);
-
-	SMTC_write2Dreg(DE_CONTROL, de_ctrl | deGetTransparency());
-
-	/* Write MONO data (line by line) to 2D Engine data port */
-	for (i = 0; i < height; i++) {
-		/* For each line, send the data in chunks of 4 bytes */
-		for (j = 0; j < (ul4BytesPerScan / 4); j++)
-			SMTC_write2Ddataport(0,
-					     *(unsigned long *)(pSrcbuf +
-								(j * 4)));
-
-		if (ulBytesRemain) {
-			memcpy(ajRemain, pSrcbuf + ul4BytesPerScan,
-			       ulBytesRemain);
-			SMTC_write2Ddataport(0, *(unsigned long *)ajRemain);
-		}
-
-		pSrcbuf += srcDelta;
-	}
-	smtc_de_busy = 1;
-
-	return 0;
-}
-
-/*
- * This function gets the transparency status from DE_CONTROL register.
- * It returns a double word with the transparent fields properly set,
- * while other fields are 0.
- */
-unsigned long deGetTransparency(void)
-{
-	unsigned long de_ctrl;
-
-	de_ctrl = SMTC_read2Dreg(DE_CONTROL);
-
-	de_ctrl &=
-	    FIELD_MASK(DE_CONTROL_TRANSPARENCY_MATCH) |
-	    FIELD_MASK(DE_CONTROL_TRANSPARENCY_SELECT) |
-	    FIELD_MASK(DE_CONTROL_TRANSPARENCY);
-
-	return de_ctrl;
-}
diff --git a/drivers/staging/sm7xx/smtc2d.h b/drivers/staging/sm7xx/smtc2d.h
deleted file mode 100644
index 38d0c335322b..000000000000
--- a/drivers/staging/sm7xx/smtc2d.h
+++ /dev/null
@@ -1,530 +0,0 @@
-/*
- * Silicon Motion SM712 2D drawing engine functions.
- *
- * Copyright (C) 2006 Silicon Motion Technology Corp.
- * Author: Ge Wang, gewang@siliconmotion.com
- *
- * Copyright (C) 2009 Lemote, Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
- *
- *  This file is subject to the terms and conditions of the GNU General Public
- *  License. See the file COPYING in the main directory of this archive for
- *  more details.
- */
-
-#ifndef NULL
-#define NULL	 0
-#endif
-
-/* Internal macros */
-
-#define _F_START(f)		(0 ? f)
-#define _F_END(f)		(1 ? f)
-#define _F_SIZE(f)		(1 + _F_END(f) - _F_START(f))
-#define _F_MASK(f)		(((1ULL << _F_SIZE(f)) - 1) << _F_START(f))
-#define _F_NORMALIZE(v, f)	(((v) & _F_MASK(f)) >> _F_START(f))
-#define _F_DENORMALIZE(v, f)	(((v) << _F_START(f)) & _F_MASK(f))
-
-/* Global macros */
-
-#define FIELD_GET(x, reg, field) \
-( \
-    _F_NORMALIZE((x), reg ## _ ## field) \
-)
-
-#define FIELD_SET(x, reg, field, value) \
-( \
-    (x & ~_F_MASK(reg ## _ ## field)) \
-    | _F_DENORMALIZE(reg ## _ ## field ## _ ## value, reg ## _ ## field) \
-)
-
-#define FIELD_VALUE(x, reg, field, value) \
-( \
-    (x & ~_F_MASK(reg ## _ ## field)) \
-    | _F_DENORMALIZE(value, reg ## _ ## field) \
-)
-
-#define FIELD_CLEAR(reg, field) \
-( \
-    ~_F_MASK(reg ## _ ## field) \
-)
-
-/* Field Macros                        */
-
-#define FIELD_START(field)	(0 ? field)
-#define FIELD_END(field)	(1 ? field)
-#define FIELD_SIZE(field) \
-	(1 + FIELD_END(field) - FIELD_START(field))
-
-#define FIELD_MASK(field) \
-	(((1 << (FIELD_SIZE(field)-1)) \
-	| ((1 << (FIELD_SIZE(field)-1)) - 1)) \
-	<< FIELD_START(field))
-
-#define FIELD_NORMALIZE(reg, field) \
-	(((reg) & FIELD_MASK(field)) >> FIELD_START(field))
-
-#define FIELD_DENORMALIZE(field, value) \
-	(((value) << FIELD_START(field)) & FIELD_MASK(field))
-
-#define FIELD_INIT(reg, field, value) \
-	FIELD_DENORMALIZE(reg ## _ ## field, \
-		reg ## _ ## field ## _ ## value)
-
-#define FIELD_INIT_VAL(reg, field, value) \
-	(FIELD_DENORMALIZE(reg ## _ ## field, value))
-
-#define FIELD_VAL_SET(x, r, f, v) ({ \
-	x = (x & ~FIELD_MASK(r ## _ ## f)) \
-	| FIELD_DENORMALIZE(r ## _ ## f, r ## _ ## f ## _ ## v) \
-})
-
-#define RGB(r, g, b)	((unsigned long)(((r) << 16) | ((g) << 8) | (b)))
-
-/* Transparent info definition */
-typedef struct {
-	unsigned long match;	/* Matching pixel is OPAQUE/TRANSPARENT */
-	unsigned long select;	/* Transparency controlled by SRC/DST */
-	unsigned long control;	/* ENABLE/DISABLE transparency */
-	unsigned long color;	/* Transparent color */
-} Transparent, *pTransparent;
-
-#define PIXEL_DEPTH_1_BP	0	/* 1 bit per pixel */
-#define PIXEL_DEPTH_8_BPP	1	/* 8 bits per pixel */
-#define PIXEL_DEPTH_16_BPP	2	/* 16 bits per pixel */
-#define PIXEL_DEPTH_32_BPP	3	/* 32 bits per pixel */
-#define PIXEL_DEPTH_YUV422	8	/* 16 bits per pixel YUV422 */
-#define PIXEL_DEPTH_YUV420	9	/* 16 bits per pixel YUV420 */
-
-#define PATTERN_WIDTH		8
-#define PATTERN_HEIGHT		8
-
-#define	TOP_TO_BOTTOM		0
-#define	BOTTOM_TO_TOP		1
-#define RIGHT_TO_LEFT		BOTTOM_TO_TOP
-#define LEFT_TO_RIGHT		TOP_TO_BOTTOM
-
-/* Constants used in Transparent structure */
-#define MATCH_OPAQUE		0x00000000
-#define MATCH_TRANSPARENT	0x00000400
-#define SOURCE			0x00000000
-#define DESTINATION		0x00000200
-
-/* 2D registers. */
-
-#define	DE_SOURCE			0x000000
-#define	DE_SOURCE_WRAP			31 : 31
-#define	DE_SOURCE_WRAP_DISABLE		0
-#define	DE_SOURCE_WRAP_ENABLE		1
-#define	DE_SOURCE_X_K1			29 : 16
-#define	DE_SOURCE_Y_K2			15 : 0
-
-#define	DE_DESTINATION			0x000004
-#define	DE_DESTINATION_WRAP		31 : 31
-#define	DE_DESTINATION_WRAP_DISABLE	0
-#define	DE_DESTINATION_WRAP_ENABLE	1
-#define	DE_DESTINATION_X		28 : 16
-#define	DE_DESTINATION_Y		15 : 0
-
-#define	DE_DIMENSION			0x000008
-#define	DE_DIMENSION_X			28 : 16
-#define	DE_DIMENSION_Y_ET		15 : 0
-
-#define	DE_CONTROL			0x00000C
-#define	DE_CONTROL_STATUS		31 : 31
-#define	DE_CONTROL_STATUS_STOP		0
-#define	DE_CONTROL_STATUS_START		1
-#define	DE_CONTROL_PATTERN		30 : 30
-#define	DE_CONTROL_PATTERN_MONO		0
-#define	DE_CONTROL_PATTERN_COLOR	1
-#define	DE_CONTROL_UPDATE_DESTINATION_X		29 : 29
-#define	DE_CONTROL_UPDATE_DESTINATION_X_DISABLE	0
-#define	DE_CONTROL_UPDATE_DESTINATION_X_ENABLE	1
-#define	DE_CONTROL_QUICK_START			28 : 28
-#define	DE_CONTROL_QUICK_START_DISABLE		0
-#define	DE_CONTROL_QUICK_START_ENABLE		1
-#define	DE_CONTROL_DIRECTION			27 : 27
-#define	DE_CONTROL_DIRECTION_LEFT_TO_RIGHT	0
-#define	DE_CONTROL_DIRECTION_RIGHT_TO_LEFT	1
-#define	DE_CONTROL_MAJOR			26 : 26
-#define	DE_CONTROL_MAJOR_X			0
-#define	DE_CONTROL_MAJOR_Y			1
-#define	DE_CONTROL_STEP_X			25 : 25
-#define	DE_CONTROL_STEP_X_POSITIVE		1
-#define	DE_CONTROL_STEP_X_NEGATIVE		0
-#define	DE_CONTROL_STEP_Y			24 : 24
-#define	DE_CONTROL_STEP_Y_POSITIVE		1
-#define	DE_CONTROL_STEP_Y_NEGATIVE		0
-#define	DE_CONTROL_STRETCH			23 : 23
-#define	DE_CONTROL_STRETCH_DISABLE		0
-#define	DE_CONTROL_STRETCH_ENABLE		1
-#define	DE_CONTROL_HOST				22 : 22
-#define	DE_CONTROL_HOST_COLOR			0
-#define	DE_CONTROL_HOST_MONO			1
-#define	DE_CONTROL_LAST_PIXEL			21 : 21
-#define	DE_CONTROL_LAST_PIXEL_OFF		0
-#define	DE_CONTROL_LAST_PIXEL_ON		1
-#define	DE_CONTROL_COMMAND			20 : 16
-#define	DE_CONTROL_COMMAND_BITBLT		0
-#define	DE_CONTROL_COMMAND_RECTANGLE_FILL	1
-#define	DE_CONTROL_COMMAND_DE_TILE		2
-#define	DE_CONTROL_COMMAND_TRAPEZOID_FILL	3
-#define	DE_CONTROL_COMMAND_ALPHA_BLEND		4
-#define	DE_CONTROL_COMMAND_RLE_STRIP		5
-#define	DE_CONTROL_COMMAND_SHORT_STROKE		6
-#define	DE_CONTROL_COMMAND_LINE_DRAW		7
-#define	DE_CONTROL_COMMAND_HOST_WRITE		8
-#define	DE_CONTROL_COMMAND_HOST_READ		9
-#define	DE_CONTROL_COMMAND_HOST_WRITE_BOTTOM_UP	10
-#define	DE_CONTROL_COMMAND_ROTATE		11
-#define	DE_CONTROL_COMMAND_FONT			12
-#define	DE_CONTROL_COMMAND_TEXTURE_LOAD		15
-#define	DE_CONTROL_ROP_SELECT			15 : 15
-#define	DE_CONTROL_ROP_SELECT_ROP3		0
-#define	DE_CONTROL_ROP_SELECT_ROP2		1
-#define	DE_CONTROL_ROP2_SOURCE			14 : 14
-#define	DE_CONTROL_ROP2_SOURCE_BITMAP		0
-#define	DE_CONTROL_ROP2_SOURCE_PATTERN		1
-#define	DE_CONTROL_MONO_DATA			13 : 12
-#define	DE_CONTROL_MONO_DATA_NOT_PACKED		0
-#define	DE_CONTROL_MONO_DATA_8_PACKED		1
-#define	DE_CONTROL_MONO_DATA_16_PACKED		2
-#define	DE_CONTROL_MONO_DATA_32_PACKED		3
-#define	DE_CONTROL_REPEAT_ROTATE		11 : 11
-#define	DE_CONTROL_REPEAT_ROTATE_DISABLE	0
-#define	DE_CONTROL_REPEAT_ROTATE_ENABLE		1
-#define	DE_CONTROL_TRANSPARENCY_MATCH		10 : 10
-#define	DE_CONTROL_TRANSPARENCY_MATCH_OPAQUE		0
-#define	DE_CONTROL_TRANSPARENCY_MATCH_TRANSPARENT	1
-#define	DE_CONTROL_TRANSPARENCY_SELECT			9 : 9
-#define	DE_CONTROL_TRANSPARENCY_SELECT_SOURCE		0
-#define	DE_CONTROL_TRANSPARENCY_SELECT_DESTINATION	1
-#define	DE_CONTROL_TRANSPARENCY				8 : 8
-#define	DE_CONTROL_TRANSPARENCY_DISABLE			0
-#define	DE_CONTROL_TRANSPARENCY_ENABLE			1
-#define	DE_CONTROL_ROP					7 : 0
-
-/* Pseudo fields. */
-
-#define	DE_CONTROL_SHORT_STROKE_DIR			27 : 24
-#define	DE_CONTROL_SHORT_STROKE_DIR_225			0
-#define	DE_CONTROL_SHORT_STROKE_DIR_135			1
-#define	DE_CONTROL_SHORT_STROKE_DIR_315			2
-#define	DE_CONTROL_SHORT_STROKE_DIR_45			3
-#define	DE_CONTROL_SHORT_STROKE_DIR_270			4
-#define	DE_CONTROL_SHORT_STROKE_DIR_90			5
-#define	DE_CONTROL_SHORT_STROKE_DIR_180			8
-#define	DE_CONTROL_SHORT_STROKE_DIR_0			10
-#define	DE_CONTROL_ROTATION				25 : 24
-#define	DE_CONTROL_ROTATION_0				0
-#define	DE_CONTROL_ROTATION_270				1
-#define	DE_CONTROL_ROTATION_90				2
-#define	DE_CONTROL_ROTATION_180				3
-
-#define	DE_PITCH					0x000010
-#define	DE_PITCH_DESTINATION				28 : 16
-#define	DE_PITCH_SOURCE					12 : 0
-
-#define	DE_FOREGROUND					0x000014
-#define	DE_FOREGROUND_COLOR				31 : 0
-
-#define	DE_BACKGROUND					0x000018
-#define	DE_BACKGROUND_COLOR				31 : 0
-
-#define	DE_STRETCH_FORMAT				0x00001C
-#define	DE_STRETCH_FORMAT_PATTERN_XY			30 : 30
-#define	DE_STRETCH_FORMAT_PATTERN_XY_NORMAL		0
-#define	DE_STRETCH_FORMAT_PATTERN_XY_OVERWRITE		1
-#define	DE_STRETCH_FORMAT_PATTERN_Y			29 : 27
-#define	DE_STRETCH_FORMAT_PATTERN_X			25 : 23
-#define	DE_STRETCH_FORMAT_PIXEL_FORMAT			21 : 20
-#define	DE_STRETCH_FORMAT_PIXEL_FORMAT_8		0
-#define	DE_STRETCH_FORMAT_PIXEL_FORMAT_16		1
-#define	DE_STRETCH_FORMAT_PIXEL_FORMAT_24		3
-#define	DE_STRETCH_FORMAT_PIXEL_FORMAT_32		2
-#define	DE_STRETCH_FORMAT_ADDRESSING			19 : 16
-#define	DE_STRETCH_FORMAT_ADDRESSING_XY			0
-#define	DE_STRETCH_FORMAT_ADDRESSING_LINEAR		15
-#define	DE_STRETCH_FORMAT_SOURCE_HEIGHT			11 : 0
-
-#define	DE_COLOR_COMPARE				0x000020
-#define	DE_COLOR_COMPARE_COLOR				23 : 0
-
-#define	DE_COLOR_COMPARE_MASK				0x000024
-#define	DE_COLOR_COMPARE_MASK_MASKS			23 : 0
-
-#define	DE_MASKS					0x000028
-#define	DE_MASKS_BYTE_MASK				31 : 16
-#define	DE_MASKS_BIT_MASK				15 : 0
-
-#define	DE_CLIP_TL					0x00002C
-#define	DE_CLIP_TL_TOP					31 : 16
-#define	DE_CLIP_TL_STATUS				13 : 13
-#define	DE_CLIP_TL_STATUS_DISABLE			0
-#define	DE_CLIP_TL_STATUS_ENABLE			1
-#define	DE_CLIP_TL_INHIBIT				12 : 12
-#define	DE_CLIP_TL_INHIBIT_OUTSIDE			0
-#define	DE_CLIP_TL_INHIBIT_INSIDE			1
-#define	DE_CLIP_TL_LEFT					11 : 0
-
-#define	DE_CLIP_BR					0x000030
-#define	DE_CLIP_BR_BOTTOM				31 : 16
-#define	DE_CLIP_BR_RIGHT				12 : 0
-
-#define	DE_MONO_PATTERN_LOW				0x000034
-#define	DE_MONO_PATTERN_LOW_PATTERN			31 : 0
-
-#define	DE_MONO_PATTERN_HIGH				0x000038
-#define	DE_MONO_PATTERN_HIGH_PATTERN			31 : 0
-
-#define	DE_WINDOW_WIDTH					0x00003C
-#define	DE_WINDOW_WIDTH_DESTINATION			28 : 16
-#define	DE_WINDOW_WIDTH_SOURCE				12 : 0
-
-#define	DE_WINDOW_SOURCE_BASE				0x000040
-#define	DE_WINDOW_SOURCE_BASE_EXT			27 : 27
-#define	DE_WINDOW_SOURCE_BASE_EXT_LOCAL			0
-#define	DE_WINDOW_SOURCE_BASE_EXT_EXTERNAL		1
-#define	DE_WINDOW_SOURCE_BASE_CS			26 : 26
-#define	DE_WINDOW_SOURCE_BASE_CS_0			0
-#define	DE_WINDOW_SOURCE_BASE_CS_1			1
-#define	DE_WINDOW_SOURCE_BASE_ADDRESS			25 : 0
-
-#define	DE_WINDOW_DESTINATION_BASE			0x000044
-#define	DE_WINDOW_DESTINATION_BASE_EXT			27 : 27
-#define	DE_WINDOW_DESTINATION_BASE_EXT_LOCAL		0
-#define	DE_WINDOW_DESTINATION_BASE_EXT_EXTERNAL		1
-#define	DE_WINDOW_DESTINATION_BASE_CS			26 : 26
-#define	DE_WINDOW_DESTINATION_BASE_CS_0			0
-#define	DE_WINDOW_DESTINATION_BASE_CS_1			1
-#define	DE_WINDOW_DESTINATION_BASE_ADDRESS		25 : 0
-
-#define	DE_ALPHA					0x000048
-#define	DE_ALPHA_VALUE					7 : 0
-
-#define	DE_WRAP						0x00004C
-#define	DE_WRAP_X					31 : 16
-#define	DE_WRAP_Y					15 : 0
-
-#define	DE_STATUS					0x000050
-#define	DE_STATUS_CSC					1 : 1
-#define	DE_STATUS_CSC_CLEAR				0
-#define	DE_STATUS_CSC_NOT_ACTIVE			0
-#define	DE_STATUS_CSC_ACTIVE				1
-#define	DE_STATUS_2D					0 : 0
-#define	DE_STATUS_2D_CLEAR				0
-#define	DE_STATUS_2D_NOT_ACTIVE				0
-#define	DE_STATUS_2D_ACTIVE				1
-
-/* Color Space Conversion registers. */
-
-#define	CSC_Y_SOURCE_BASE				0x0000C8
-#define	CSC_Y_SOURCE_BASE_EXT				27 : 27
-#define	CSC_Y_SOURCE_BASE_EXT_LOCAL			0
-#define	CSC_Y_SOURCE_BASE_EXT_EXTERNAL			1
-#define	CSC_Y_SOURCE_BASE_CS				26 : 26
-#define	CSC_Y_SOURCE_BASE_CS_0				0
-#define	CSC_Y_SOURCE_BASE_CS_1				1
-#define	CSC_Y_SOURCE_BASE_ADDRESS			25 : 0
-
-#define	CSC_CONSTANTS					0x0000CC
-#define	CSC_CONSTANTS_Y					31 : 24
-#define	CSC_CONSTANTS_R					23 : 16
-#define	CSC_CONSTANTS_G					15 : 8
-#define	CSC_CONSTANTS_B					7 : 0
-
-#define	CSC_Y_SOURCE_X					0x0000D0
-#define	CSC_Y_SOURCE_X_INTEGER				26 : 16
-#define	CSC_Y_SOURCE_X_FRACTION				15 : 3
-
-#define	CSC_Y_SOURCE_Y					0x0000D4
-#define	CSC_Y_SOURCE_Y_INTEGER				27 : 16
-#define	CSC_Y_SOURCE_Y_FRACTION				15 : 3
-
-#define	CSC_U_SOURCE_BASE				0x0000D8
-#define	CSC_U_SOURCE_BASE_EXT				27 : 27
-#define	CSC_U_SOURCE_BASE_EXT_LOCAL			0
-#define	CSC_U_SOURCE_BASE_EXT_EXTERNAL			1
-#define	CSC_U_SOURCE_BASE_CS				26 : 26
-#define	CSC_U_SOURCE_BASE_CS_0				0
-#define	CSC_U_SOURCE_BASE_CS_1				1
-#define	CSC_U_SOURCE_BASE_ADDRESS			25 : 0
-
-#define	CSC_V_SOURCE_BASE				0x0000DC
-#define	CSC_V_SOURCE_BASE_EXT				27 : 27
-#define	CSC_V_SOURCE_BASE_EXT_LOCAL			0
-#define	CSC_V_SOURCE_BASE_EXT_EXTERNAL			1
-#define	CSC_V_SOURCE_BASE_CS				26 : 26
-#define	CSC_V_SOURCE_BASE_CS_0				0
-#define	CSC_V_SOURCE_BASE_CS_1				1
-#define	CSC_V_SOURCE_BASE_ADDRESS			25 : 0
-
-#define	CSC_SOURCE_DIMENSION				0x0000E0
-#define	CSC_SOURCE_DIMENSION_X				31 : 16
-#define	CSC_SOURCE_DIMENSION_Y				15 : 0
-
-#define	CSC_SOURCE_PITCH				0x0000E4
-#define	CSC_SOURCE_PITCH_Y				31 : 16
-#define	CSC_SOURCE_PITCH_UV				15 : 0
-
-#define	CSC_DESTINATION					0x0000E8
-#define	CSC_DESTINATION_WRAP				31 : 31
-#define	CSC_DESTINATION_WRAP_DISABLE			0
-#define	CSC_DESTINATION_WRAP_ENABLE			1
-#define	CSC_DESTINATION_X				27 : 16
-#define	CSC_DESTINATION_Y				11 : 0
-
-#define	CSC_DESTINATION_DIMENSION			0x0000EC
-#define	CSC_DESTINATION_DIMENSION_X			31 : 16
-#define	CSC_DESTINATION_DIMENSION_Y			15 : 0
-
-#define	CSC_DESTINATION_PITCH				0x0000F0
-#define	CSC_DESTINATION_PITCH_X				31 : 16
-#define	CSC_DESTINATION_PITCH_Y				15 : 0
-
-#define	CSC_SCALE_FACTOR				0x0000F4
-#define	CSC_SCALE_FACTOR_HORIZONTAL			31 : 16
-#define	CSC_SCALE_FACTOR_VERTICAL			15 : 0
-
-#define	CSC_DESTINATION_BASE				0x0000F8
-#define	CSC_DESTINATION_BASE_EXT			27 : 27
-#define	CSC_DESTINATION_BASE_EXT_LOCAL			0
-#define	CSC_DESTINATION_BASE_EXT_EXTERNAL		1
-#define	CSC_DESTINATION_BASE_CS				26 : 26
-#define	CSC_DESTINATION_BASE_CS_0			0
-#define	CSC_DESTINATION_BASE_CS_1			1
-#define	CSC_DESTINATION_BASE_ADDRESS			25 : 0
-
-#define	CSC_CONTROL					0x0000FC
-#define	CSC_CONTROL_STATUS				31 : 31
-#define	CSC_CONTROL_STATUS_STOP				0
-#define	CSC_CONTROL_STATUS_START			1
-#define	CSC_CONTROL_SOURCE_FORMAT			30 : 28
-#define	CSC_CONTROL_SOURCE_FORMAT_YUV422		0
-#define	CSC_CONTROL_SOURCE_FORMAT_YUV420I		1
-#define	CSC_CONTROL_SOURCE_FORMAT_YUV420		2
-#define	CSC_CONTROL_SOURCE_FORMAT_YVU9			3
-#define	CSC_CONTROL_SOURCE_FORMAT_IYU1			4
-#define	CSC_CONTROL_SOURCE_FORMAT_IYU2			5
-#define	CSC_CONTROL_SOURCE_FORMAT_RGB565		6
-#define	CSC_CONTROL_SOURCE_FORMAT_RGB8888		7
-#define	CSC_CONTROL_DESTINATION_FORMAT			27 : 26
-#define	CSC_CONTROL_DESTINATION_FORMAT_RGB565		0
-#define	CSC_CONTROL_DESTINATION_FORMAT_RGB8888		1
-#define	CSC_CONTROL_HORIZONTAL_FILTER			25 : 25
-#define	CSC_CONTROL_HORIZONTAL_FILTER_DISABLE		0
-#define	CSC_CONTROL_HORIZONTAL_FILTER_ENABLE		1
-#define	CSC_CONTROL_VERTICAL_FILTER			24 : 24
-#define	CSC_CONTROL_VERTICAL_FILTER_DISABLE		0
-#define	CSC_CONTROL_VERTICAL_FILTER_ENABLE		1
-#define	CSC_CONTROL_BYTE_ORDER				23 : 23
-#define	CSC_CONTROL_BYTE_ORDER_YUYV			0
-#define	CSC_CONTROL_BYTE_ORDER_UYVY			1
-
-#define	DE_DATA_PORT_501				0x110000
-#define	DE_DATA_PORT_712				0x400000
-#define	DE_DATA_PORT_722				0x6000
-
-/* point to virtual Memory Map IO starting address */
-extern char *smtc_RegBaseAddress;
-/* point to virtual video memory starting address */
-extern char *smtc_VRAMBaseAddress;
-extern unsigned char smtc_de_busy;
-
-extern unsigned long memRead32(unsigned long nOffset);
-extern void memWrite32(unsigned long nOffset, unsigned long nData);
-extern unsigned long SMTC_read2Dreg(unsigned long nOffset);
-
-/* 2D functions */
-extern void deInit(unsigned int nModeWidth, unsigned int nModeHeight,
-		   unsigned int bpp);
-
-extern void deWaitForNotBusy(void);
-
-extern void deVerticalLine(unsigned long dst_base,
-	unsigned long dst_pitch,
-	unsigned long nX,
-	unsigned long nY,
-	unsigned long dst_height,
-	unsigned long nColor);
-
-extern void deHorizontalLine(unsigned long dst_base,
-	unsigned long dst_pitch,
-	unsigned long nX,
-	unsigned long nY,
-	unsigned long dst_width,
-	unsigned long nColor);
-
-extern void deLine(unsigned long dst_base,
-	unsigned long dst_pitch,
-	unsigned long nX1,
-	unsigned long nY1,
-	unsigned long nX2,
-	unsigned long nY2,
-	unsigned long nColor);
-
-extern void deFillRect(unsigned long dst_base,
-	unsigned long dst_pitch,
-	unsigned long dst_X,
-	unsigned long dst_Y,
-	unsigned long dst_width,
-	unsigned long dst_height,
-	unsigned long nColor);
-
-extern void deRotatePattern(unsigned char *pattern_dstaddr,
-	unsigned long pattern_src_addr,
-	unsigned long pattern_BPP,
-	unsigned long pattern_stride,
-	int	patternX,
-	int	patternY);
-
-extern void deCopy(unsigned long dst_base,
-	unsigned long dst_pitch,
-	unsigned long dst_BPP,
-	unsigned long dst_X,
-	unsigned long dst_Y,
-	unsigned long dst_width,
-	unsigned long dst_height,
-	unsigned long src_base,
-	unsigned long src_pitch,
-	unsigned long src_X,
-	unsigned long src_Y,
-	pTransparent	pTransp,
-	unsigned char nROP2);
-
-/*
- * System memory to Video memory monochrome expansion.
- *
- * Source is monochrome image in system memory.  This function expands the
- * monochrome data to color image in video memory.
- *
- * @pSrcbuf: pointer to start of source buffer in system memory
- * @srcDelta: Pitch value (in bytes) of the source buffer, +ive means top
- * 		down and -ive mean button up
- * @startBit: Mono data can start at any bit in a byte, this value should
- * 		be 0 to 7
- * @dBase: Address of destination :  offset in frame buffer
- * @dPitch: Pitch value of destination surface in BYTE
- * @bpp: Color depth of destination surface
- * @dx, dy: Starting coordinate of destination surface
- * @width, height: width and height of rectange in pixel value
- * @fColor,bColor: Foreground, Background color (corresponding to a 1, 0 in
- * 	the monochrome data)
- * @rop2: ROP value
- */
-
-extern long deSystemMem2VideoMemMonoBlt(
-	const char *pSrcbuf,
-	long srcDelta,
-	unsigned long startBit,
-	unsigned long dBase,
-	unsigned long dPitch,
-	unsigned long bpp,
-	unsigned long dx, unsigned long dy,
-	unsigned long width, unsigned long height,
-	unsigned long fColor,
-	unsigned long bColor,
-	unsigned long rop2);
-
-extern unsigned long deGetTransparency(void);
-extern void deSetPixelFormat(unsigned long bpp);
diff --git a/drivers/staging/sm7xx/smtcfb.c b/drivers/staging/sm7xx/smtcfb.c
index 080b51a6e553..863df038f0d6 100644
--- a/drivers/staging/sm7xx/smtcfb.c
+++ b/drivers/staging/sm7xx/smtcfb.c
@@ -45,7 +45,6 @@
 struct screen_info smtc_screen_info;
 
 #include "smtcfb.h"
-#include "smtc2d.h"
 
 #ifdef DEBUG
 #define smdbg(format, arg...)	printk(KERN_DEBUG format , ## arg)
@@ -120,10 +119,6 @@ static struct vesa_mode_table vesa_mode[] = {
 char __iomem *smtc_RegBaseAddress;	/* Memory Map IO starting address */
 char __iomem *smtc_VRAMBaseAddress;	/* video memory starting address */
 
-char *smtc_2DBaseAddress;	/* 2D engine starting address */
-char *smtc_2Ddataport;		/* 2D data port offset */
-short smtc_2Dacceleration;
-
 static u32 colreg[17];
 static struct par_info hw;	/* hardware information */
 
@@ -135,16 +130,6 @@ u16 smtc_ChipIDs[] = {
 
 #define numSMTCchipIDs (sizeof(smtc_ChipIDs) / sizeof(u16))
 
-void deWaitForNotBusy(void)
-{
-	unsigned long i = 0x1000000;
-	while (i--) {
-		if ((smtc_seqr(0x16) & 0x18) == 0x10)
-			break;
-	}
-	smtc_de_busy = 0;
-}
-
 static void sm712_set_timing(struct smtcfb_info *sfb,
 			     struct par_info *ppar_info)
 {
@@ -324,7 +309,7 @@ static inline unsigned int chan_to_field(unsigned int chan,
 	return chan << bf->offset;
 }
 
-static int smtcfb_blank(int blank_mode, struct fb_info *info)
+static int cfb_blank(int blank_mode, struct fb_info *info)
 {
 	/* clear DPMS setting */
 	switch (blank_mode) {
@@ -622,93 +607,13 @@ smtcfb_write(struct fb_info *info, const char __user *buf, size_t count,
 }
 #endif	/* ! __BIG_ENDIAN */
 
-#include "smtc2d.c"
-
-void smtcfb_copyarea(struct fb_info *info, const struct fb_copyarea *area)
-{
-	struct par_info *p = (struct par_info *)info->par;
-
-	if (smtc_2Dacceleration) {
-		if (!area->width || !area->height)
-			return;
-
-		deCopy(p->BaseAddressInVRAM, 0, info->var.bits_per_pixel,
-		       area->dx, area->dy, area->width, area->height,
-		       p->BaseAddressInVRAM, 0, area->sx, area->sy, 0, 0xC);
-
-	} else
-		cfb_copyarea(info, area);
-}
-
-void smtcfb_fillrect(struct fb_info *info, const struct fb_fillrect *rect)
-{
-	struct par_info *p = (struct par_info *)info->par;
-
-	if (smtc_2Dacceleration) {
-		if (!rect->width || !rect->height)
-			return;
-		if (info->var.bits_per_pixel >= 24)
-			deFillRect(p->BaseAddressInVRAM, 0, rect->dx * 3,
-				   rect->dy * 3, rect->width * 3, rect->height,
-				   rect->color);
-		else
-			deFillRect(p->BaseAddressInVRAM, 0, rect->dx, rect->dy,
-				   rect->width, rect->height, rect->color);
-	} else
-		cfb_fillrect(info, rect);
-}
-
-void smtcfb_imageblit(struct fb_info *info, const struct fb_image *image)
-{
-	struct par_info *p = (struct par_info *)info->par;
-	u32 bg_col = 0, fg_col = 0;
-
-	if ((smtc_2Dacceleration) && (image->depth == 1)) {
-		if (smtc_de_busy)
-			deWaitForNotBusy();
-
-		switch (info->var.bits_per_pixel) {
-		case 8:
-			bg_col = image->bg_color;
-			fg_col = image->fg_color;
-			break;
-		case 16:
-			bg_col =
-			    ((u32 *) (info->pseudo_palette))[image->bg_color];
-			fg_col =
-			    ((u32 *) (info->pseudo_palette))[image->fg_color];
-			break;
-		case 32:
-			bg_col =
-			    ((u32 *) (info->pseudo_palette))[image->bg_color];
-			fg_col =
-			    ((u32 *) (info->pseudo_palette))[image->fg_color];
-			break;
-		}
-
-		deSystemMem2VideoMemMonoBlt(
-			image->data,
-			image->width / 8,
-			0,
-			p->BaseAddressInVRAM,
-			0,
-			0,
-			image->dx, image->dy,
-			image->width, image->height,
-			fg_col, bg_col,
-			0x0C);
-
-	} else
-		cfb_imageblit(info, image);
-}
-
 static struct fb_ops smtcfb_ops = {
 	.owner = THIS_MODULE,
 	.fb_setcolreg = smtc_setcolreg,
-	.fb_blank = smtcfb_blank,
-	.fb_fillrect = smtcfb_fillrect,
-	.fb_imageblit = smtcfb_imageblit,
-	.fb_copyarea = smtcfb_copyarea,
+	.fb_blank = cfb_blank,
+	.fb_fillrect = cfb_fillrect,
+	.fb_imageblit = cfb_imageblit,
+	.fb_copyarea = cfb_copyarea,
 #ifdef __BIG_ENDIAN
 	.fb_read = smtcfb_read,
 	.fb_write = smtcfb_write,
@@ -772,12 +677,6 @@ void smtcfb_setmode(struct smtcfb_info *sfb)
 	hw.height = sfb->fb.var.yres;
 	hw.hz = 60;
 	smtc_set_timing(sfb, &hw);
-	if (smtc_2Dacceleration) {
-		printk("2D acceleration enabled!\n");
-		/* Init smtc drawing engine */
-		deInit(sfb->fb.var.xres, sfb->fb.var.yres,
-				sfb->fb.var.bits_per_pixel);
-	}
 }
 
 /*
@@ -1004,9 +903,7 @@ static int __init smtcfb_pci_probe(struct pci_dev *pdev,
 #endif
 		hw.m_pMMIO = (smtc_RegBaseAddress =
 		    smtc_VRAMBaseAddress + 0x00700000);
-		smtc_2DBaseAddress = (hw.m_pDPR =
-		    smtc_VRAMBaseAddress + 0x00408000);
-		smtc_2Ddataport = smtc_VRAMBaseAddress + DE_DATA_PORT_712;
+		hw.m_pDPR = smtc_VRAMBaseAddress + 0x00408000;
 		hw.m_pVPR = hw.m_pLFB + 0x0040c000;
 #ifdef __BIG_ENDIAN
 		if (sfb->fb.var.bits_per_pixel == 32) {
@@ -1034,28 +931,22 @@ static int __init smtcfb_pci_probe(struct pci_dev *pdev,
 #ifdef __BIG_ENDIAN
 		if (sfb->fb.var.bits_per_pixel == 32)
 			smtc_seqw(0x17, 0x30);
-#endif
-#ifdef CONFIG_FB_SM7XX_ACCEL
-		smtc_2Dacceleration = 1;
 #endif
 		break;
 	case 0x720:
 		sfb->fb.fix.mmio_start = pFramebufferPhysical;
 		sfb->fb.fix.mmio_len = 0x00200000;
 		smem_size = SM722_VIDEOMEMORYSIZE;
-		smtc_2DBaseAddress = (hw.m_pDPR =
-		    ioremap(pFramebufferPhysical, 0x00a00000));
+		hw.m_pDPR = ioremap(pFramebufferPhysical, 0x00a00000);
 		hw.m_pLFB = (smtc_VRAMBaseAddress =
-		    smtc_2DBaseAddress + 0x00200000);
+		    hw.m_pDPR + 0x00200000);
 		hw.m_pMMIO = (smtc_RegBaseAddress =
-		    smtc_2DBaseAddress + 0x000c0000);
-		smtc_2Ddataport = smtc_2DBaseAddress + DE_DATA_PORT_722;
-		hw.m_pVPR = smtc_2DBaseAddress + 0x800;
+		    hw.m_pDPR + 0x000c0000);
+		hw.m_pVPR = hw.m_pDPR + 0x800;
 
 		smtc_seqw(0x62, 0xff);
 		smtc_seqw(0x6a, 0x0d);
 		smtc_seqw(0x6b, 0x02);
-		smtc_2Dacceleration = 0;
 		break;
 	default:
 		printk(KERN_INFO