/* * Copyright 2005 Eric Anholt * Copyright 2005 Benjamin Herrenschmidt * Copyright 2006 Tungsten Graphics, Inc. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * * Authors: *    Eric Anholt <anholt@FreeBSD.org> *    Zack Rusin <zrusin@trolltech.com> *    Benjamin Herrenschmidt <benh@kernel.crashing.org> *    Michel D?nzer <michel@tungstengraphics.com> * */#if defined(ACCEL_MMIO) && defined(ACCEL_CP)#error Cannot define both MMIO and CP acceleration!#endif#if !defined(UNIXCPP) || defined(ANSICPP)#define FUNC_NAME_CAT(prefix,suffix) prefix##suffix#else#define FUNC_NAME_CAT(prefix,suffix) prefix/**/suffix#endif#ifdef ACCEL_MMIO#define FUNC_NAME(prefix) FUNC_NAME_CAT(prefix,MMIO)#else#ifdef ACCEL_CP#define FUNC_NAME(prefix) FUNC_NAME_CAT(prefix,CP)#else#error No accel type defined!#endif#endif#include <errno.h>#include <string.h>#include "radeon.h"#include "atidri.h"#include "exa.h"static voidFUNC_NAME(RADEONSync)(ScreenPtr pScreen, int marker){    TRACE;    FUNC_NAME(RADEONWaitForIdle)(xf86Screens[pScreen->myNum]);    RADEONPTR(xf86Screens[pScreen->myNum])->engineMode = EXA_ENGINEMODE_UNKNOWN;}static BoolFUNC_NAME(RADEONPrepareSolid)(PixmapPtr pPix, int alu, Pixel pm, Pixel fg){    RINFO_FROM_SCREEN(pPix->drawable.pScreen);    CARD32 datatype, dst_pitch_offset;    ACCEL_PREAMBLE();    TRACE;    if (pPix->drawable.bitsPerPixel == 24)	RADEON_FALLBACK(("24bpp unsupported\n"));    if (!RADEONGetDatatypeBpp(pPix->drawable.bitsPerPixel, &datatype))	RADEON_FALLBACK(("RADEONGetDatatypeBpp failed\n"));    if (!RADEONGetPixmapOffsetPitch(pPix, &dst_pitch_offset))	RADEON_FALLBACK(("RADEONGetPixmapOffsetPitch failed\n"));    RADEON_SWITCH_TO_2D();    BEGIN_ACCEL(5);    OUT_ACCEL_REG(RADEON_DP_GUI_MASTER_CNTL,	    RADEON_GMC_DST_PITCH_OFFSET_CNTL |	    RADEON_GMC_BRUSH_SOLID_COLOR |	    (datatype << 8) |	    RADEON_GMC_SRC_DATATYPE_COLOR |	    RADEON_ROP[alu].pattern |	    RADEON_GMC_CLR_CMP_CNTL_DIS);    OUT_ACCEL_REG(RADEON_DP_BRUSH_FRGD_CLR, fg);    OUT_ACCEL_REG(RADEON_DP_WRITE_MASK, pm);    OUT_ACCEL_REG(RADEON_DP_CNTL,	(RADEON_DST_X_LEFT_TO_RIGHT | RADEON_DST_Y_TOP_TO_BOTTOM));    OUT_ACCEL_REG(RADEON_DST_PITCH_OFFSET, dst_pitch_offset);    FINISH_ACCEL();    return TRUE;}static voidFUNC_NAME(RADEONSolid)(PixmapPtr pPix, int x1, int y1, int x2, int y2){    RINFO_FROM_SCREEN(pPix->drawable.pScreen);    ACCEL_PREAMBLE();    TRACE;    BEGIN_ACCEL(2);    OUT_ACCEL_REG(RADEON_DST_Y_X, (y1 << 16) | x1);    OUT_ACCEL_REG(RADEON_DST_HEIGHT_WIDTH, ((y2 - y1) << 16) | (x2 - x1));    FINISH_ACCEL();}static voidFUNC_NAME(RADEONDoneSolid)(PixmapPtr pPix){    TRACE;}static BoolFUNC_NAME(RADEONPrepareCopy)(PixmapPtr pSrc,   PixmapPtr pDst,			     int xdir, int ydir,			     int rop,			     Pixel planemask){    RINFO_FROM_SCREEN(pDst->drawable.pScreen);    CARD32 datatype, src_pitch_offset, dst_pitch_offset;    ACCEL_PREAMBLE();    TRACE;    info->xdir = xdir;    info->ydir = ydir;    if (pDst->drawable.bitsPerPixel == 24)	RADEON_FALLBACK(("24bpp unsupported"));    if (!RADEONGetDatatypeBpp(pDst->drawable.bitsPerPixel, &datatype))	RADEON_FALLBACK(("RADEONGetDatatypeBpp failed\n"));    if (!RADEONGetPixmapOffsetPitch(pSrc, &src_pitch_offset))	RADEON_FALLBACK(("RADEONGetPixmapOffsetPitch source failed\n"));    if (!RADEONGetPixmapOffsetPitch(pDst, &dst_pitch_offset))	RADEON_FALLBACK(("RADEONGetPixmapOffsetPitch dest failed\n"));    RADEON_SWITCH_TO_2D();    BEGIN_ACCEL(5);    OUT_ACCEL_REG(RADEON_DP_GUI_MASTER_CNTL,	RADEON_GMC_DST_PITCH_OFFSET_CNTL |	RADEON_GMC_SRC_PITCH_OFFSET_CNTL |	RADEON_GMC_BRUSH_NONE |	(datatype << 8) |	RADEON_GMC_SRC_DATATYPE_COLOR |	RADEON_ROP[rop].rop |	RADEON_DP_SRC_SOURCE_MEMORY |	RADEON_GMC_CLR_CMP_CNTL_DIS);    OUT_ACCEL_REG(RADEON_DP_WRITE_MASK, planemask);    OUT_ACCEL_REG(RADEON_DP_CNTL,	((xdir >= 0 ? RADEON_DST_X_LEFT_TO_RIGHT : 0) |	 (ydir >= 0 ? RADEON_DST_Y_TOP_TO_BOTTOM : 0)));    OUT_ACCEL_REG(RADEON_DST_PITCH_OFFSET, dst_pitch_offset);    OUT_ACCEL_REG(RADEON_SRC_PITCH_OFFSET, src_pitch_offset);    FINISH_ACCEL();    return TRUE;}static voidFUNC_NAME(RADEONCopy)(PixmapPtr pDst,		      int srcX, int srcY,		      int dstX, int dstY,		      int w, int h){    RINFO_FROM_SCREEN(pDst->drawable.pScreen);    ACCEL_PREAMBLE();    TRACE;    if (info->xdir < 0) {	srcX += w - 1;	dstX += w - 1;    }    if (info->ydir < 0) {	srcY += h - 1;	dstY += h - 1;    }    BEGIN_ACCEL(3);    OUT_ACCEL_REG(RADEON_SRC_Y_X,	   (srcY << 16) | srcX);    OUT_ACCEL_REG(RADEON_DST_Y_X,	   (dstY << 16) | dstX);    OUT_ACCEL_REG(RADEON_DST_HEIGHT_WIDTH, (h  << 16) | w);    FINISH_ACCEL();}static voidFUNC_NAME(RADEONDoneCopy)(PixmapPtr pDst){    TRACE;}static BoolFUNC_NAME(RADEONUploadToScreen)(PixmapPtr pDst, int x, int y, int w, int h,				char *src, int src_pitch){#if X_BYTE_ORDER == X_BIG_ENDIAN || defined(ACCEL_CP)    RINFO_FROM_SCREEN(pDst->drawable.pScreen);#endif    CARD8	   *dst	     = pDst->devPrivate.ptr;    unsigned int   dst_pitch = exaGetPixmapPitch(pDst);    unsigned int   bpp	     = pDst->drawable.bitsPerPixel;#ifdef ACCEL_CP    unsigned int   hpass;    CARD32	   buf_pitch, dst_pitch_off;#endif#if X_BYTE_ORDER == X_BIG_ENDIAN     unsigned char *RADEONMMIO = info->MMIO;    unsigned int swapper = info->ModeReg.surface_cntl &	    ~(RADEON_NONSURF_AP0_SWP_32BPP | RADEON_NONSURF_AP1_SWP_32BPP |	      RADEON_NONSURF_AP0_SWP_16BPP | RADEON_NONSURF_AP1_SWP_16BPP);#endif    TRACE;    if (bpp < 8)	return FALSE;#ifdef ACCEL_CP    if (info->directRenderingEnabled &&	RADEONGetPixmapOffsetPitch(pDst, &dst_pitch_off)) {	CARD8 *buf;	int cpp = bpp / 8;	ACCEL_PREAMBLE();	RADEON_SWITCH_TO_2D();	while ((buf = RADEONHostDataBlit(pScrn,					 cpp, w, dst_pitch_off, &buf_pitch,					 x, &y, (unsigned int*)&h, &hpass)) != 0) {	    RADEONHostDataBlitCopyPass(pScrn, cpp, buf, (CARD8 *)src,				       hpass, buf_pitch, src_pitch);	    src += hpass * src_pitch;	}	exaMarkSync(pDst->drawable.pScreen);	return TRUE;  }#endif    /* Do we need that sync here ? probably not .... */    exaWaitSync(pDst->drawable.pScreen);#if X_BYTE_ORDER == X_BIG_ENDIAN    switch(bpp) {    case 15:    case 16:	swapper |= RADEON_NONSURF_AP0_SWP_16BPP		|  RADEON_NONSURF_AP1_SWP_16BPP;	break;    case 24:    case 32:	swapper |= RADEON_NONSURF_AP0_SWP_32BPP		|  RADEON_NONSURF_AP1_SWP_32BPP;	break;    }    OUTREG(RADEON_SURFACE_CNTL, swapper);