399 lines
9.4 KiB
C
399 lines
9.4 KiB
C
/*
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* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*
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* Author: Alan Hourihane <alanh@tungstengraphics.com>
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "xf86.h"
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#include "xf86_OSproc.h"
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#include "driver.h"
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struct PixmapPriv {
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drmBO bo;
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#if 0
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dri_fence *fence;
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#endif
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int flags;
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};
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static void
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ExaWaitMarker(ScreenPtr pScreen, int marker)
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{
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}
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static int
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ExaMarkSync(ScreenPtr pScreen)
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{
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return 1;
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}
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Bool
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ExaPrepareAccess(PixmapPtr pPix, int index)
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{
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ScreenPtr pScreen = pPix->drawable.pScreen;
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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modesettingPtr ms = modesettingPTR(pScrn);
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PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen);
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struct PixmapPriv *priv;
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int ret;
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priv = exaGetPixmapDriverPrivate(pPix);
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if (!priv)
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return FALSE;
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if (priv->bo.handle) {
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void *virtual;
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ret = drmBOMap(ms->fd,
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&priv->bo, DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE, 0, &virtual);
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if (ret) {
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driUnlock(pScreen);
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FatalError("Failed to map pixmap: %s\n", strerror(-ret));
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return;
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}
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pPix->devPrivate.ptr = priv->bo.virtual;
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}
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return TRUE;
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}
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void
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ExaFinishAccess(PixmapPtr pPix, int index)
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{
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ScreenPtr pScreen = pPix->drawable.pScreen;
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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modesettingPtr ms = modesettingPTR(pScrn);
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PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen);
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struct PixmapPriv *priv;
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int ret;
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priv = exaGetPixmapDriverPrivate(pPix);
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if (!priv)
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return;
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if (priv->bo.handle) {
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ret = drmBOUnmap(ms->fd, &priv->bo);
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if (ret) {
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driUnlock(pScreen);
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FatalError("Failed to unmap pixmap: %s\n", strerror(-ret));
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return;
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}
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pPix->devPrivate.ptr = NULL;
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}
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}
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static void
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ExaDone(PixmapPtr pPixmap)
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{
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ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
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}
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static void
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ExaDoneComposite(PixmapPtr pPixmap)
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{
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ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
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}
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static Bool
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ExaPrepareSolid(PixmapPtr pPixmap, int alu, Pixel planeMask, Pixel fg)
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{
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ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
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ErrorF("SOLID\n");
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if (!EXA_PM_IS_SOLID(&pPixmap->drawable, planeMask))
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return FALSE;
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/* can't do depth 4 */
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if (pPixmap->drawable.depth == 4)
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return FALSE;
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return FALSE;
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}
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static void
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ExaSolid(PixmapPtr pPixmap, int x1, int y1, int x2, int y2)
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{
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ScrnInfoPtr pScrn = xf86Screens[pPixmap->drawable.pScreen->myNum];
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}
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static Bool
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ExaPrepareCopy(PixmapPtr pSrcPixmap, PixmapPtr pDstPixmap, int xdir,
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int ydir, int alu, Pixel planeMask)
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{
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ScrnInfoPtr pScrn = xf86Screens[pDstPixmap->drawable.pScreen->myNum];
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ErrorF("COPY\n");
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/* can't do depth 4 */
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if (pSrcPixmap->drawable.depth == 4 || pDstPixmap->drawable.depth == 4)
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return FALSE;
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return FALSE;
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}
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static void
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ExaCopy(PixmapPtr pDstPixmap, int srcX, int srcY, int dstX, int dstY,
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int width, int height)
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{
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ScrnInfoPtr pScrn = xf86Screens[pDstPixmap->drawable.pScreen->myNum];
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}
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static Bool
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ExaPrepareComposite(int op, PicturePtr pSrcPicture,
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PicturePtr pMaskPicture, PicturePtr pDstPicture,
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PixmapPtr pSrc, PixmapPtr pMask, PixmapPtr pDst)
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{
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ScreenPtr pScreen = pDst->drawable.pScreen;
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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return FALSE;
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}
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static Bool
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ExaUploadToScreen(PixmapPtr pDst, int x, int y, int w, int h, char *src,
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int src_pitch)
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{
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ScreenPtr pScreen = pDst->drawable.pScreen;
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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ErrorF("UPLOAD\n");
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return FALSE;
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}
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static void
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ExaComposite(PixmapPtr pDst, int srcX, int srcY, int maskX, int maskY,
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int dstX, int dstY, int width, int height)
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{
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ScreenPtr pScreen = pDst->drawable.pScreen;
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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}
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static Bool
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ExaCheckComposite(int op,
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PicturePtr pSrcPicture, PicturePtr pMaskPicture,
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PicturePtr pDstPicture)
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{
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DrawablePtr pDraw = pSrcPicture->pDrawable;
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int w = pDraw->width;
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int h = pDraw->height;
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return FALSE;
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}
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static void *
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ExaCreatePixmap(ScreenPtr pScreen, int size, int align)
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{
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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modesettingPtr ms = modesettingPTR(pScrn);
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struct PixmapPriv *priv;
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void *virtual;
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priv = xcalloc(1, sizeof(struct PixmapPriv));
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if (!priv)
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return NULL;
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if (size == 0)
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return priv;
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drmBOCreate(ms->fd, size, 4096, NULL,
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DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE | DRM_BO_FLAG_SHAREABLE
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| DRM_BO_FLAG_MEM_TT | DRM_BO_FLAG_MAPPABLE |
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DRM_BO_FLAG_CACHED_MAPPED,
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0, &priv->bo);
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return priv;
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}
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static void
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ExaDestroyPixmap(ScreenPtr pScreen, void *dPriv)
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{
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struct PixmapPriv *priv = (struct PixmapPriv *)dPriv;
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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modesettingPtr ms = modesettingPTR(pScrn);
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if (!priv)
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return;
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if (priv->bo.handle)
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drmBOUnreference(ms->fd, &priv->bo);
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xfree(priv);
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}
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static Bool
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ExaPixmapIsOffscreen(PixmapPtr pPixmap)
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{
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struct PixmapPriv *priv;
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ScreenPtr pScreen = pPixmap->drawable.pScreen;
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PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen);
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priv = exaGetPixmapDriverPrivate(pPixmap);
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if (!priv)
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return FALSE;
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if (priv->bo.handle)
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return TRUE;
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return FALSE;
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}
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/* FIXME !! */
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unsigned int
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driGetPixmapHandle(PixmapPtr pPixmap, unsigned int *flags)
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{
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ScreenPtr pScreen = pPixmap->drawable.pScreen;
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PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen);
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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modesettingPtr ms = modesettingPTR(pScrn);
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struct PixmapPriv *priv;
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*flags = 0;
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if (rootPixmap == pPixmap)
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return ms->bo.handle;
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if (!ms->pExa)
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return 0;
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priv = exaGetPixmapDriverPrivate(pPixmap);
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if (!priv)
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return 0;
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if (priv->bo.handle)
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return priv->bo.handle;
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return 0;
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}
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static Bool
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ExaModifyPixmapHeader(PixmapPtr pPixmap, int width, int height,
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int depth, int bitsPerPixel, int devKind,
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pointer pPixData)
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{
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ScreenPtr pScreen = pPixmap->drawable.pScreen;
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ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
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struct PixmapPriv *priv = exaGetPixmapDriverPrivate(pPixmap);
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modesettingPtr ms = modesettingPTR(pScrn);
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PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen);
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if (rootPixmap == pPixmap) {
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miModifyPixmapHeader(pPixmap, width, height, depth,
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bitsPerPixel, devKind, NULL);
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return TRUE;
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}
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return FALSE;
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}
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void
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ExaClose(ScrnInfoPtr pScrn)
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{
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modesettingPtr ms = modesettingPTR(pScrn);
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exaDriverFini(pScrn->pScreen);
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#if 0
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drmBOUnreference(ms->fd, &ms->exa_bo);
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#endif
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}
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ExaDriverPtr
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ExaInit(ScrnInfoPtr pScrn)
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{
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modesettingPtr ms = modesettingPTR(pScrn);
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ExaDriverPtr pExa;
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pExa = exaDriverAlloc();
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if (!pExa) {
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goto out_err;
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}
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#if 0
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/* Create a 256KB offscreen area */
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drmBOCreate(ms->fd, 256 * 1024, 0, NULL,
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DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE | DRM_BO_FLAG_MEM_TT,
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DRM_BO_HINT_DONT_FENCE, &ms->exa_bo);
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#endif
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memset(pExa, 0, sizeof(*pExa));
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pExa->exa_major = 2;
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pExa->exa_minor = 4;
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pExa->memoryBase = 0; /* ms->exa_bo.virtual; */
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pExa->memorySize = 0; /* ms->exa_bo.size; */
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pExa->offScreenBase = 0;
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pExa->pixmapOffsetAlign = 8;
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pExa->pixmapPitchAlign = 32 * 4;
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pExa->flags = EXA_OFFSCREEN_PIXMAPS | EXA_HANDLES_PIXMAPS;
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pExa->maxX = 8191; /* FIXME */
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pExa->maxY = 8191; /* FIXME */
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pExa->WaitMarker = ExaWaitMarker;
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pExa->MarkSync = ExaMarkSync;
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pExa->PrepareSolid = ExaPrepareSolid;
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pExa->Solid = ExaSolid;
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pExa->DoneSolid = ExaDone;
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pExa->PrepareCopy = ExaPrepareCopy;
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pExa->Copy = ExaCopy;
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pExa->DoneCopy = ExaDone;
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pExa->CheckComposite = ExaCheckComposite;
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pExa->PrepareComposite = ExaPrepareComposite;
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pExa->Composite = ExaComposite;
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pExa->DoneComposite = ExaDoneComposite;
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pExa->PixmapIsOffscreen = ExaPixmapIsOffscreen;
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pExa->PrepareAccess = ExaPrepareAccess;
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pExa->FinishAccess = ExaFinishAccess;
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pExa->UploadToScreen = ExaUploadToScreen;
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pExa->CreatePixmap = ExaCreatePixmap;
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pExa->DestroyPixmap = ExaDestroyPixmap;
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pExa->ModifyPixmapHeader = ExaModifyPixmapHeader;
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if (!exaDriverInit(pScrn->pScreen, pExa)) {
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goto out_err;
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}
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return pExa;
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out_err:
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ExaClose(pScrn);
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return NULL;
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}
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