svn merge file:///D:/svnrepos/vcxsrv/branches/released .

1 files changed, 0 insertions, 564 deletions

diff --git a/xorg-server/hw/kdrive/ati/r128_composite.c b/xorg-server/hw/kdrive/ati/r128_composite.c
deleted file mode 100644
index 0d18ebff7..000000000
--- a/xorg-server/hw/kdrive/ati/r128_composite.c
+++ /dev/null
@@ -1,564 +0,0 @@
-/*
- * Copyright © 2003 Eric Anholt, Anders Carlsson
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of Eric Anholt not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission.  Eric Anholt makes no
- * representations about the suitability of this software for any purpose.  It
- * is provided "as is" without express or implied warranty.
- *
- * ERIC ANHOLT DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL ERIC ANHOLT BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include "ati.h"
-#include "ati_reg.h"
-#include "ati_dma.h"
-#include "ati_draw.h"
-
-extern ATIScreenInfo *accel_atis;
-extern int sample_count;
-extern float sample_offsets_x[255];
-extern float sample_offsets_y[255];
-extern CARD8 ATIBltRop[16];
-
-static int widths[2] = {1,1};
-static int heights[2] = {1,1};
-static Bool is_transform[2];
-static PictTransform *transform[2];
-
-struct blendinfo {
-	Bool dst_alpha;
-	Bool src_alpha;
-	CARD32 blendctl;
-};
-
-static struct blendinfo R128BlendOp[] = {
-	/* Clear */
-	{0, 0, R128_SBLEND_ZERO		 | R128_DBLEND_ZERO},
-	/* Src */
-	{0, 0, R128_SBLEND_ONE		 | R128_DBLEND_ZERO},
-	/* Dst */
-	{0, 0, R128_SBLEND_ZERO		 | R128_DBLEND_ONE},
-	/* Over */
-	{0, 1, R128_SBLEND_ONE		 | R128_DBLEND_INV_SRC_ALPHA},
-	/* OverReverse */
-	{1, 0, R128_SBLEND_INV_DST_ALPHA | R128_DBLEND_ONE},
-	/* In */
-	{1, 0, R128_SBLEND_DST_ALPHA	 | R128_DBLEND_ZERO},
-	/* InReverse */
-	{0, 1, R128_SBLEND_ZERO		 | R128_DBLEND_SRC_ALPHA},
-	/* Out */
-	{1, 0, R128_SBLEND_INV_DST_ALPHA | R128_DBLEND_ZERO},
-	/* OutReverse */
-	{0, 1, R128_SBLEND_ZERO		 | R128_DBLEND_INV_SRC_ALPHA},
-	/* Atop */
-	{1, 1, R128_SBLEND_DST_ALPHA	 | R128_DBLEND_INV_SRC_ALPHA},
-	/* AtopReverse */
-	{1, 1, R128_SBLEND_INV_DST_ALPHA | R128_DBLEND_SRC_ALPHA},
-	/* Xor */
-	{1, 1, R128_SBLEND_INV_DST_ALPHA | R128_DBLEND_INV_SRC_ALPHA},
-	/* Add */
-	{0, 0, R128_SBLEND_ONE		 | R128_DBLEND_ONE},
-};
-
-static Bool
-R128GetDatatypePict(CARD32 format, CARD32 *type)
-{
-	switch (format) {
-	case PICT_a1r5g5b5:
-	case PICT_x1r5g5b5:
-		*type = R128_DATATYPE_ARGB1555;
-		return TRUE;
-	case PICT_r5g6b5:
-		*type = R128_DATATYPE_RGB565;
-		return TRUE;
-	case PICT_a8r8g8b8:
-	case PICT_x8r8g8b8:
-		*type = R128_DATATYPE_ARGB8888;
-		return TRUE;
-	default:
-		return FALSE;
-	}
-
-}
-
-static Bool
-R128CheckCompositeTexture(PicturePtr pPict)
-{
-	int w = pPict->pDrawable->width;
-	int h = pPict->pDrawable->height;
-
-	if (w > (1 << 10) || h > (1 << 10))
-		ATI_FALLBACK(("Picture w/h too large (%dx%d)\n", w, h));
-	if (pPict->repeat && ((w & (w - 1)) != 0 || (h & (h - 1)) != 0))
-		ATI_FALLBACK(("NPOT repeat unsupported (%dx%d)\n", w, h));
-
-	switch (pPict->format) {
-	case PICT_a8:
-	case PICT_a1r5g5b5:
-	case PICT_a4r4g4b4:
-	case PICT_r5g6b5:
-	case PICT_a8r8g8b8:
-		break;
-	default:
-		ATI_FALLBACK(("Unsupported picture format 0x%x\n",
-		    pPict->format));
-	}
-
-	return TRUE;
-}
-
-Bool
-R128CheckComposite(int op, PicturePtr pSrcPicture, PicturePtr pMaskPicture,
-    PicturePtr pDstPicture)
-{
-	CARD32 dstDatatype;
-
-	if (op >= sizeof(R128BlendOp)/sizeof(R128BlendOp[0]))
-		ATI_FALLBACK(("Unsupported op 0x%x\n", op));
-	if (pDstPicture->format == PICT_a8) {
-		if (R128BlendOp[op].src_alpha || R128BlendOp[op].dst_alpha ||
-		    pMaskPicture != NULL)
-			ATI_FALLBACK(("alpha blending unsupported with "
-			    "A8 dst?\n"));
-	} else if (!R128GetDatatypePict(pDstPicture->format, &dstDatatype)) {
-		ATI_FALLBACK(("Unsupported dest format 0x%x\n",
-		    pDstPicture->format));
-	}
-	if (pMaskPicture != NULL && pMaskPicture->componentAlpha &&
-	    R128BlendOp[op].src_alpha)
-		ATI_FALLBACK(("Component alpha not supported with source alpha "
-		    "blending.\n"));
-
-	if (!R128CheckCompositeTexture(pSrcPicture))
-		return FALSE;
-	if (pMaskPicture != NULL && !R128CheckCompositeTexture(pMaskPicture))
-		return FALSE;
-
-	return TRUE;
-}
-
-static Bool
-R128TextureSetup(PicturePtr pPict, PixmapPtr pPix, int unit, CARD32 *txsize,
-    CARD32 *tex_cntl_c)
-{
-	int w = pPict->pDrawable->width;
-	int h = pPict->pDrawable->height;
-	int bytepp, shift, l2w, l2h, l2p;
-	int pitch;
-
-	pitch = pPix->devKind;
-	if ((pitch & (pitch - 1)) != 0)
-		ATI_FALLBACK(("NPOT pitch 0x%x unsupported\n", pitch));
-
-	switch (pPict->format) {
-	case PICT_a8:
-		/* DATATYPE_RGB8 appears to expand the value into the alpha
-		 * channel like we want.  We then blank out the R,G,B channels
-		 * as necessary using the combiners.
-		 */
-		*tex_cntl_c = R128_DATATYPE_RGB8 << R128_TEX_DATATYPE_SHIFT;
-		break;
-	case PICT_a1r5g5b5:
-		*tex_cntl_c = R128_DATATYPE_ARGB1555 << R128_TEX_DATATYPE_SHIFT;
-		break;
-	case PICT_a4r4g4b4:
-		*tex_cntl_c = R128_DATATYPE_ARGB4444 << R128_TEX_DATATYPE_SHIFT;
-		break;
-	case PICT_r5g6b5:
-		*tex_cntl_c = R128_DATATYPE_RGB565 << R128_TEX_DATATYPE_SHIFT;
-		break;
-	case PICT_a8r8g8b8:
-		*tex_cntl_c = R128_DATATYPE_ARGB8888 << R128_TEX_DATATYPE_SHIFT;
-		break;
-	default:
-		return FALSE;
-	}
-	bytepp = PICT_FORMAT_BPP(pPict->format) / 8;
-
-	*tex_cntl_c |= R128_MIP_MAP_DISABLE;
-
-	if (pPict->filter == PictFilterBilinear)
-		*tex_cntl_c |= R128_MIN_BLEND_LINEAR | R128_MAG_BLEND_LINEAR;
-
-	if (unit == 0)
-		shift = 0;
-	else {
-		shift = 16;
-		*tex_cntl_c |= R128_SEC_SELECT_SEC_ST;
-	}
-
-	/* ATILog2 returns -1 for value of 0 */
-	l2w = ATILog2(w - 1) + 1;
-	l2h = ATILog2(h - 1) + 1;
-	l2p = ATILog2(pPix->devKind / bytepp);
-
-	if (pPict->repeat && w == 1 && h == 1)
-		l2p = 0;
-	else if (pPict->repeat && l2p != l2w)
-		ATI_FALLBACK(("Repeat not supported for pitch != width\n"));
-	l2w = l2p;
-
-	widths[unit] = 1 << l2w;
-	heights[unit] = 1 << l2h;
-	*txsize |= l2p << (R128_TEX_PITCH_SHIFT + shift);
-	*txsize |= ((l2w > l2h) ? l2w : l2h) << (R128_TEX_SIZE_SHIFT + shift);
-	*txsize |= l2h << (R128_TEX_HEIGHT_SHIFT + shift);
-
-	if (pPict->transform != 0) {
-		is_transform[unit] = TRUE;
-		transform[unit] = pPict->transform;
-	} else {
-		is_transform[unit] = FALSE;
-	}
-
-	return TRUE;
-}
-
-Bool
-R128PrepareComposite(int op, PicturePtr pSrcPicture, PicturePtr pMaskPicture,
-    PicturePtr pDstPicture, PixmapPtr pSrc, PixmapPtr pMask, PixmapPtr pDst)
-{
-	KdScreenPriv(pDst->drawable.pScreen);
-	ATIScreenInfo(pScreenPriv);
-	CARD32 txsize = 0, prim_tex_cntl_c, sec_tex_cntl_c = 0, dstDatatype;
-	CARD32 dst_pitch_offset, color_factor, in_color_factor, alpha_comb;
-	CARD32 blend_cntl;
-	int i;
-	RING_LOCALS;
-
-	accel_atis = atis;
-
-	if (pDstPicture->format == PICT_a8)
-		dstDatatype = R128_DATATYPE_Y8;
-	else
-		R128GetDatatypePict(pDstPicture->format, &dstDatatype);
-
-	if (!R128TextureSetup(pSrcPicture, pSrc, 0, &txsize, &prim_tex_cntl_c))
-		return FALSE;
-	if (pMask != NULL && !R128TextureSetup(pMaskPicture, pMask, 1, &txsize,
-	    &sec_tex_cntl_c))
-		return FALSE;
-	else if (pMask == NULL)
-		is_transform[1] = FALSE;
-
-	if (!ATIGetPixmapOffsetPitch(pDst, &dst_pitch_offset))
-		return FALSE;
-
-	blend_cntl = R128BlendOp[op].blendctl;
-	if (PICT_FORMAT_A(pDstPicture->format) == 0 &&
-	    R128BlendOp[op].dst_alpha) {
-		if ((blend_cntl & R128_SBLEND_MASK) ==
-		    R128_SBLEND_DST_ALPHA)
-			blend_cntl = (blend_cntl & ~R128_SBLEND_MASK) |
-			    R128_SBLEND_ONE;
-		else if ((blend_cntl & R128_SBLEND_MASK) ==
-		    R128_SBLEND_INV_DST_ALPHA)
-			blend_cntl = (blend_cntl & ~R128_SBLEND_MASK) |
-			    R128_SBLEND_ZERO;
-	}
-
-	BEGIN_DMA(12);
-	OUT_REG(R128_REG_SCALE_3D_CNTL,
-	    R128_SCALE_3D_TEXMAP_SHADE |
-	    R128_SCALE_PIX_REPLICATE |
-	    R128_TEX_CACHE_SPLIT |
-	    R128_TEX_MAP_ALPHA_IN_TEXTURE |
-	    R128_TEX_CACHE_LINE_SIZE_4QW);
-	OUT_REG(ATI_REG_DST_PITCH_OFFSET, dst_pitch_offset);
-	OUT_REG(ATI_REG_DP_GUI_MASTER_CNTL,
-	    ATI_GMC_DST_PITCH_OFFSET_CNTL |
-	    ATI_GMC_BRUSH_SOLID_COLOR |
-	    (dstDatatype << 8) |
-	    ATI_GMC_SRC_DATATYPE_COLOR |
-	    (ATIBltRop[GXcopy] << 16) |
-	    ATI_DP_SRC_SOURCE_MEMORY |
-	    R128_GMC_3D_FCN_EN |
-	    ATI_GMC_CLR_CMP_CNTL_DIS |
-	    R128_GMC_AUX_CLIP_DIS |
-	    ATI_GMC_WR_MSK_DIS);
-	OUT_REG(R128_REG_MISC_3D_STATE_CNTL,
-	    R128_MISC_SCALE_3D_TEXMAP_SHADE |
-	    R128_MISC_SCALE_PIX_REPLICATE |
-	    R128_ALPHA_COMB_ADD_CLAMP |
-	    blend_cntl);
-	OUT_REG(R128_REG_TEX_CNTL_C,
-	    R128_TEXMAP_ENABLE |
-	    ((pMask != NULL) ? R128_SEC_TEXMAP_ENABLE : 0) |
-	    R128_ALPHA_ENABLE |
-	    R128_TEX_CACHE_FLUSH);
-	OUT_REG(R128_REG_PC_GUI_CTLSTAT, R128_PC_FLUSH_GUI);
-	END_DMA();
-
-	/* IN operator: Without a mask, only the first texture unit is enabled.
-	 * With a mask, we put the source in the first unit and have it pass
-	 * through as input to the 2nd.  The 2nd unit takes the incoming source
-	 * pixel and modulates it with either the alpha or each of the channels
-	 * in the mask, depending on componentAlpha.
-	 */
-	BEGIN_DMA(15);
-	OUT_RING(DMA_PACKET0(R128_REG_PRIM_TEX_CNTL_C, 14));
-	OUT_RING_REG(R128_REG_PRIM_TEX_CNTL_C, prim_tex_cntl_c);
-
-	/* If this is the only stage and the dest is a8, route the alpha result 
-	 * to the color (red channel, in particular), too.  Otherwise, be sure
-	 * to zero out color channels of an a8 source.
-	 */
-	if (pMaskPicture == NULL && pDstPicture->format == PICT_a8)
-		color_factor = R128_COLOR_FACTOR_ALPHA;
-	else if (pSrcPicture->format == PICT_a8)
-		color_factor = R128_COLOR_FACTOR_CONST_COLOR;
-	else
-		color_factor = R128_COLOR_FACTOR_TEX;
-
-	if (PICT_FORMAT_A(pSrcPicture->format) == 0)
-		alpha_comb = R128_COMB_ALPHA_COPY_INP;
-	else
-		alpha_comb = R128_COMB_ALPHA_DIS;
-
-	OUT_RING_REG(R128_REG_PRIM_TEXTURE_COMBINE_CNTL_C,
-	    R128_COMB_COPY |
-	    color_factor |
-	    R128_INPUT_FACTOR_INT_COLOR |
-	    alpha_comb |
-	    R128_ALPHA_FACTOR_TEX_ALPHA |
-	    R128_INP_FACTOR_A_CONST_ALPHA);
-	OUT_RING_REG(R128_REG_TEX_SIZE_PITCH_C, txsize);
-	/* We could save some output by only writing the offset register that
-	 * will actually be used.  On the other hand, this is easy.
-	 */
-	for (i = 0; i <= 10; i++) {
-		OUT_RING_REG(R128_REG_PRIM_TEX_0_OFFSET_C + 4 * i,
-		    ((CARD8 *)pSrc->devPrivate.ptr -
-		    pScreenPriv->screen->memory_base));
-	}
-	END_DMA();
-
-	if (pMask != NULL) {
-		BEGIN_DMA(14);
-		OUT_RING(DMA_PACKET0(R128_REG_SEC_TEX_CNTL_C, 13));
-		OUT_RING_REG(R128_REG_SEC_TEX_CNTL_C, sec_tex_cntl_c);
-
-		if (pDstPicture->format == PICT_a8) {
-			color_factor = R128_COLOR_FACTOR_ALPHA;
-			in_color_factor = R128_INPUT_FACTOR_PREV_ALPHA;
-		} else if (pMaskPicture->componentAlpha) {
-			color_factor = R128_COLOR_FACTOR_TEX;
-			in_color_factor = R128_INPUT_FACTOR_PREV_COLOR;
-		} else {
-			color_factor = R128_COLOR_FACTOR_ALPHA;
-			in_color_factor = R128_INPUT_FACTOR_PREV_COLOR;
-		}
-
-		OUT_RING_REG(R128_REG_SEC_TEXTURE_COMBINE_CNTL_C,
-		    R128_COMB_MODULATE |
-		    color_factor |
-		    in_color_factor |
-		    R128_COMB_ALPHA_MODULATE |
-		    R128_ALPHA_FACTOR_TEX_ALPHA |
-		    R128_INP_FACTOR_A_PREV_ALPHA);
-		for (i = 0; i <= 10; i++) {
-			OUT_RING_REG(R128_REG_SEC_TEX_0_OFFSET_C + 4 * i,
-			    ((CARD8 *)pMask->devPrivate.ptr -
-			    pScreenPriv->screen->memory_base));
-		}
-		END_DMA();
-	}
-
-	return TRUE;
-}
-#define VTX_RING_COUNT 8
-
-#define VTX_OUT(_dstX, _dstY, _srcX, _srcY, _maskX, _maskY)		\
-do {									\
-	OUT_RING_F((_dstX));						\
-	OUT_RING_F(((float)(_dstY)) + .125);				\
-	OUT_RING_F(0.0);						\
-	OUT_RING_F(1.0);						\
-	OUT_RING_F((((float)(_srcX)) + 0.5) / (widths[0]));		\
-	OUT_RING_F((((float)(_srcY)) + 0.5) / (heights[0]));		\
-	OUT_RING_F((((float)(_maskX)) + 0.5) / (widths[1]));		\
-	OUT_RING_F((((float)(_maskY)) + 0.5) / (heights[1]));		\
-} while (0)
-
-void
-R128Composite(int srcX, int srcY, int maskX, int maskY, int dstX, int dstY,
-    int w, int h)
-{
-	ATIScreenInfo *atis = accel_atis;
-	int srcXend, srcYend, maskXend, maskYend;
-	PictVector v;
-	RING_LOCALS;
-
-	/*ErrorF("R128Composite (%d,%d) (%d,%d) (%d,%d) (%d,%d)\n",
-	    srcX, srcY, maskX, maskY,dstX, dstY, w, h);*/
-
-	srcXend = srcX + w;
-	srcYend = srcY + h;
-	maskXend = maskX + w;
-	maskYend = maskY + h;
-	if (is_transform[0]) {
-		v.vector[0] = IntToxFixed(srcX);
-		v.vector[1] = IntToxFixed(srcY);
-		v.vector[2] = xFixed1;
-		PictureTransformPoint(transform[0], &v);
-		srcX = xFixedToInt(v.vector[0]);
-		srcY = xFixedToInt(v.vector[1]);
-		v.vector[0] = IntToxFixed(srcXend);
-		v.vector[1] = IntToxFixed(srcYend);
-		v.vector[2] = xFixed1;
-		PictureTransformPoint(transform[0], &v);
-		srcXend = xFixedToInt(v.vector[0]);
-		srcYend = xFixedToInt(v.vector[1]);
-	}
-	if (is_transform[1]) {
-		v.vector[0] = IntToxFixed(maskX);
-		v.vector[1] = IntToxFixed(maskY);
-		v.vector[2] = xFixed1;
-		PictureTransformPoint(transform[1], &v);
-		maskX = xFixedToInt(v.vector[0]);
-		maskY = xFixedToInt(v.vector[1]);
-		v.vector[0] = IntToxFixed(maskXend);
-		v.vector[1] = IntToxFixed(maskYend);
-		v.vector[2] = xFixed1;
-		PictureTransformPoint(transform[1], &v);
-		maskXend = xFixedToInt(v.vector[0]);
-		maskYend = xFixedToInt(v.vector[1]);
-	}
-
-	BEGIN_DMA(3 + 4 * VTX_RING_COUNT);
-	OUT_RING(DMA_PACKET3(ATI_CCE_PACKET3_3D_RNDR_GEN_PRIM,
-	    2 + 4 * VTX_RING_COUNT));
-	OUT_RING(R128_CCE_VC_FRMT_RHW |
-	    R128_CCE_VC_FRMT_S_T |
-	    R128_CCE_VC_FRMT_S2_T2);
-	OUT_RING(R128_CCE_VC_CNTL_PRIM_TYPE_TRI_FAN |
-	    R128_CCE_VC_CNTL_PRIM_WALK_RING |
-	    (4 << R128_CCE_VC_CNTL_NUM_SHIFT));
-
-	VTX_OUT(dstX,     dstY,     srcX,    srcY,    maskX,    maskY);
-	VTX_OUT(dstX,     dstY + h, srcX,    srcYend, maskX,    maskYend);
-	VTX_OUT(dstX + w, dstY + h, srcXend, srcYend, maskXend, maskYend);
-	VTX_OUT(dstX + w, dstY,     srcXend, srcY,    maskXend, maskY);
-
-	END_DMA();
-}
-
-void
-R128DoneComposite(void)
-{
-}
-
-Bool
-R128PrepareTrapezoids(PicturePtr pDstPicture, PixmapPtr pDst)
-{
-	KdScreenPriv(pDst->drawable.pScreen);
-	ATIScreenInfo(pScreenPriv);
-	CARD32 dst_pitch_offset;
-	RING_LOCALS;
-
-	accel_atis = atis;
-
-	if (!ATIGetPixmapOffsetPitch(pDst, &dst_pitch_offset))
-		return FALSE;
-
-	BEGIN_DMA(18);
-	OUT_REG(R128_REG_SCALE_3D_CNTL,
-	    R128_SCALE_3D_TEXMAP_SHADE |
-	    R128_SCALE_PIX_REPLICATE |
-	    R128_TEX_CACHE_SPLIT |
-	    R128_TEX_CACHE_LINE_SIZE_4QW);
-	OUT_REG(ATI_REG_DST_PITCH_OFFSET, dst_pitch_offset);
-	OUT_REG(ATI_REG_DP_GUI_MASTER_CNTL,
-	    ATI_GMC_DST_PITCH_OFFSET_CNTL |
-	    ATI_GMC_BRUSH_SOLID_COLOR |
-	    (R128_DATATYPE_RGB8 << 8) |
-	    ATI_GMC_SRC_DATATYPE_COLOR |
-	    (ATIBltRop[GXcopy] << 16) |
-	    ATI_DP_SRC_SOURCE_MEMORY |
-	    R128_GMC_3D_FCN_EN |
-	    ATI_GMC_CLR_CMP_CNTL_DIS |
-	    ATI_GMC_WR_MSK_DIS);
-	OUT_REG(R128_REG_MISC_3D_STATE_CNTL,
-	    R128_MISC_SCALE_3D_TEXMAP_SHADE |
-	    R128_MISC_SCALE_PIX_REPLICATE |
-	    R128_ALPHA_COMB_ADD_CLAMP | 
-	    R128BlendOp[PictOpAdd].blendctl);
-	OUT_REG(R128_REG_TEX_CNTL_C,
-	    R128_ALPHA_ENABLE);
-	OUT_REG(R128_REG_PC_GUI_CTLSTAT, R128_PC_FLUSH_GUI);
-
-	OUT_RING(DMA_PACKET0(R128_REG_AUX_SC_CNTL, 5));
-	OUT_RING_REG(R128_REG_AUX_SC_CNTL, R128_AUX1_SC_ENB);
-	OUT_RING_REG(R128_REG_AUX1_SC_LEFT, 0);
-	OUT_RING_REG(R128_REG_AUX1_SC_RIGHT, pDst->drawable.width);
-	OUT_RING_REG(R128_REG_AUX1_SC_TOP, 0);
-	OUT_RING_REG(R128_REG_AUX1_SC_BOTTOM, pDst->drawable.height);
-	END_DMA();
-
-	return TRUE;
-}
-
-#define TRAP_VERT_RING_COUNT 4
-
-#define TRAP_VERT(_x, _y)						\
-do {									\
-	OUT_RING_F((_x) + sample_x);					\
-	OUT_RING_F((_y) + 0.125 + sample_y);				\
-	OUT_RING_F(0.0);						\
-	OUT_RING(0x01010101);						\
-} while (0)
-
-void
-R128Trapezoids(KaaTrapezoid *traps, int ntraps)
-{
-	ATIScreenInfo *atis = accel_atis;
-	RING_LOCALS;
-
-	while (ntraps > 0) {
-		int i, sample, count, vertcount;
-
-		count = 0xffff / 4 / sample_count;
-		if (count > ntraps)
-			count = ntraps;
-		vertcount = count * sample_count * 4;
-
-		BEGIN_DMA(3 + vertcount * TRAP_VERT_RING_COUNT);
-		OUT_RING(DMA_PACKET3(ATI_CCE_PACKET3_3D_RNDR_GEN_PRIM,
-		    2 + vertcount * TRAP_VERT_RING_COUNT));
-		OUT_RING(R128_CCE_VC_FRMT_DIFFUSE_ARGB);
-		OUT_RING(R128_CCE_VC_CNTL_PRIM_TYPE_TRI_FAN |
-		    R128_CCE_VC_CNTL_PRIM_WALK_RING |
-		    (vertcount << R128_CCE_VC_CNTL_NUM_SHIFT));
-
-		for (i = 0; i < count; i++) {
-		    for (sample = 0; sample < sample_count; sample++) {
-			float sample_x = sample_offsets_x[sample];
-			float sample_y = sample_offsets_y[sample];
-			TRAP_VERT(traps[i].tl, traps[i].ty);
-			TRAP_VERT(traps[i].bl, traps[i].by);
-			TRAP_VERT(traps[i].br, traps[i].by);
-			TRAP_VERT(traps[i].tr, traps[i].ty);
-		    }
-		}
-		END_DMA();
-
-		ntraps -= count;
-		traps += count;
-	}
-}
-
-void
-R128DoneTrapezoids(void)
-{
-}