599 lines
17 KiB
C
599 lines
17 KiB
C
/**************************************************************************
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Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
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Copyright 2000 VA Linux Systems, Inc.
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All Rights Reserved.
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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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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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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 PRECISION INSIGHT 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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* Authors:
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* Kevin E. Martin <martin@valinux.com>
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* Jens Owen <jens@tungstengraphics.com>
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* Rickard E. (Rik) Faith <faith@valinux.com>
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*
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*/
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#ifdef HAVE_XORG_CONFIG_H
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#include <xorg-config.h>
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#endif
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#include <string.h>
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#include <X11/X.h>
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#include <X11/Xproto.h>
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#include "dix/dix_priv.h"
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#include "xf86.h"
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#include "misc.h"
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#include "dixstruct.h"
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#include "extnsionst.h"
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#include "extinit.h"
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#include "cursorstr.h"
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#include "scrnintstr.h"
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#include "servermd.h"
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#define _XF86DRI_SERVER_
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#include <X11/dri/xf86driproto.h>
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#include "swaprep.h"
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#include "xf86str.h"
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#include "dri_priv.h"
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#include "sarea.h"
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#include "dristruct.h"
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#include "xf86drm.h"
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#include "protocol-versions.h"
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#include "xf86Extensions.h"
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static int DRIErrorBase;
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static void XF86DRIResetProc(ExtensionEntry *extEntry);
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/*ARGSUSED*/
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static void
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XF86DRIResetProc(ExtensionEntry *extEntry)
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{
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DRIReset();
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}
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static int
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ProcXF86DRIQueryVersion(register ClientPtr client)
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{
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xXF86DRIQueryVersionReply rep = {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0,
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.majorVersion = SERVER_XF86DRI_MAJOR_VERSION,
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.minorVersion = SERVER_XF86DRI_MINOR_VERSION,
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.patchVersion = SERVER_XF86DRI_PATCH_VERSION
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};
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REQUEST_SIZE_MATCH(xXF86DRIQueryVersionReq);
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if (client->swapped) {
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swaps(&rep.sequenceNumber);
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swapl(&rep.length);
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swaps(&rep.majorVersion);
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swaps(&rep.minorVersion);
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swapl(&rep.patchVersion);
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}
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WriteToClient(client, sizeof(xXF86DRIQueryVersionReply), &rep);
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return Success;
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}
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static int
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ProcXF86DRIQueryDirectRenderingCapable(register ClientPtr client)
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{
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xXF86DRIQueryDirectRenderingCapableReply rep;
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Bool isCapable;
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REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
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REQUEST_SIZE_MATCH(xXF86DRIQueryDirectRenderingCapableReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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if (!DRIQueryDirectRenderingCapable(screenInfo.screens[stuff->screen],
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&isCapable)) {
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return BadValue;
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}
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if (!client->local || client->swapped)
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isCapable = 0;
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rep = (xXF86DRIQueryDirectRenderingCapableReply) {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0,
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.isCapable = isCapable
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};
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if (client->swapped) {
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swaps(&rep.sequenceNumber);
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swapl(&rep.length);
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}
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WriteToClient(client,
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sizeof(xXF86DRIQueryDirectRenderingCapableReply),
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&rep);
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return Success;
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}
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static int
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ProcXF86DRIOpenConnection(register ClientPtr client)
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{
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xXF86DRIOpenConnectionReply rep;
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drm_handle_t hSAREA;
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char *busIdString;
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CARD32 busIdStringLength = 0;
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REQUEST(xXF86DRIOpenConnectionReq);
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REQUEST_SIZE_MATCH(xXF86DRIOpenConnectionReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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if (!DRIOpenConnection(screenInfo.screens[stuff->screen],
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&hSAREA, &busIdString)) {
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return BadValue;
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}
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if (busIdString)
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busIdStringLength = strlen(busIdString);
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rep = (xXF86DRIOpenConnectionReply) {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = bytes_to_int32(SIZEOF(xXF86DRIOpenConnectionReply) -
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SIZEOF(xGenericReply) +
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pad_to_int32(busIdStringLength)),
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.busIdStringLength = busIdStringLength,
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.hSAREALow = (CARD32) (hSAREA & 0xffffffff),
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#if defined(LONG64) && !defined(__linux__)
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.hSAREAHigh = (CARD32) (hSAREA >> 32),
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#else
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.hSAREAHigh = 0
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#endif
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};
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WriteToClient(client, sizeof(xXF86DRIOpenConnectionReply), &rep);
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if (busIdStringLength)
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WriteToClient(client, busIdStringLength, busIdString);
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return Success;
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}
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static int
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ProcXF86DRIAuthConnection(register ClientPtr client)
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{
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xXF86DRIAuthConnectionReply rep = {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0,
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.authenticated = 1
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};
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REQUEST(xXF86DRIAuthConnectionReq);
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REQUEST_SIZE_MATCH(xXF86DRIAuthConnectionReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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if (!DRIAuthConnection(screenInfo.screens[stuff->screen], stuff->magic)) {
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ErrorF("Failed to authenticate %lu\n", (unsigned long) stuff->magic);
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rep.authenticated = 0;
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}
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WriteToClient(client, sizeof(xXF86DRIAuthConnectionReply), &rep);
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return Success;
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}
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static int
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ProcXF86DRICloseConnection(register ClientPtr client)
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{
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REQUEST(xXF86DRICloseConnectionReq);
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REQUEST_SIZE_MATCH(xXF86DRICloseConnectionReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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DRICloseConnection(screenInfo.screens[stuff->screen]);
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return Success;
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}
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static int
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ProcXF86DRIGetClientDriverName(register ClientPtr client)
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{
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xXF86DRIGetClientDriverNameReply rep = {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.clientDriverNameLength = 0
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};
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char *clientDriverName;
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REQUEST(xXF86DRIGetClientDriverNameReq);
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REQUEST_SIZE_MATCH(xXF86DRIGetClientDriverNameReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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DRIGetClientDriverName(screenInfo.screens[stuff->screen],
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(int *) &rep.ddxDriverMajorVersion,
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(int *) &rep.ddxDriverMinorVersion,
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(int *) &rep.ddxDriverPatchVersion,
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&clientDriverName);
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if (clientDriverName)
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rep.clientDriverNameLength = strlen(clientDriverName);
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rep.length = bytes_to_int32(SIZEOF(xXF86DRIGetClientDriverNameReply) -
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SIZEOF(xGenericReply) +
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pad_to_int32(rep.clientDriverNameLength));
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WriteToClient(client, sizeof(xXF86DRIGetClientDriverNameReply), &rep);
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if (rep.clientDriverNameLength)
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WriteToClient(client, rep.clientDriverNameLength, clientDriverName);
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return Success;
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}
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static int
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ProcXF86DRICreateContext(register ClientPtr client)
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{
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xXF86DRICreateContextReply rep = {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0
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};
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ScreenPtr pScreen;
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REQUEST(xXF86DRICreateContextReq);
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REQUEST_SIZE_MATCH(xXF86DRICreateContextReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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pScreen = screenInfo.screens[stuff->screen];
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if (!DRICreateContext(pScreen,
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NULL,
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stuff->context, (drm_context_t *) &rep.hHWContext)) {
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return BadValue;
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}
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WriteToClient(client, sizeof(xXF86DRICreateContextReply), &rep);
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return Success;
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}
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static int
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ProcXF86DRIDestroyContext(register ClientPtr client)
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{
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REQUEST(xXF86DRIDestroyContextReq);
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REQUEST_SIZE_MATCH(xXF86DRIDestroyContextReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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if (!DRIDestroyContext(screenInfo.screens[stuff->screen], stuff->context)) {
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return BadValue;
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}
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return Success;
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}
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static int
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ProcXF86DRICreateDrawable(ClientPtr client)
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{
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xXF86DRICreateDrawableReply rep = {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0
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};
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DrawablePtr pDrawable;
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int rc;
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REQUEST(xXF86DRICreateDrawableReq);
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REQUEST_SIZE_MATCH(xXF86DRICreateDrawableReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
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DixReadAccess);
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if (rc != Success)
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return rc;
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if (!DRICreateDrawable(screenInfo.screens[stuff->screen], client,
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pDrawable, (drm_drawable_t *) &rep.hHWDrawable)) {
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return BadValue;
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}
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WriteToClient(client, sizeof(xXF86DRICreateDrawableReply), &rep);
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return Success;
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}
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static int
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ProcXF86DRIDestroyDrawable(register ClientPtr client)
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{
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REQUEST(xXF86DRIDestroyDrawableReq);
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DrawablePtr pDrawable;
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int rc;
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REQUEST_SIZE_MATCH(xXF86DRIDestroyDrawableReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
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DixReadAccess);
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if (rc != Success)
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return rc;
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if (!DRIDestroyDrawable(screenInfo.screens[stuff->screen], client,
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pDrawable)) {
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return BadValue;
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}
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return Success;
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}
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static int
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ProcXF86DRIGetDrawableInfo(register ClientPtr client)
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{
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xXF86DRIGetDrawableInfoReply rep = {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0
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};
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DrawablePtr pDrawable;
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int X, Y, W, H;
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drm_clip_rect_t *pClipRects, *pClippedRects;
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drm_clip_rect_t *pBackClipRects;
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int backX, backY, rc;
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REQUEST(xXF86DRIGetDrawableInfoReq);
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REQUEST_SIZE_MATCH(xXF86DRIGetDrawableInfoReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
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DixReadAccess);
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if (rc != Success)
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return rc;
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if (!DRIGetDrawableInfo(screenInfo.screens[stuff->screen],
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pDrawable,
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(unsigned int *) &rep.drawableTableIndex,
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(unsigned int *) &rep.drawableTableStamp,
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(int *) &X,
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(int *) &Y,
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(int *) &W,
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(int *) &H,
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(int *) &rep.numClipRects,
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&pClipRects,
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&backX,
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&backY,
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(int *) &rep.numBackClipRects, &pBackClipRects)) {
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return BadValue;
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}
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rep.drawableX = X;
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rep.drawableY = Y;
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rep.drawableWidth = W;
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rep.drawableHeight = H;
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rep.length = (SIZEOF(xXF86DRIGetDrawableInfoReply) - SIZEOF(xGenericReply));
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rep.backX = backX;
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rep.backY = backY;
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if (rep.numBackClipRects)
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rep.length += sizeof(drm_clip_rect_t) * rep.numBackClipRects;
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pClippedRects = pClipRects;
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if (rep.numClipRects) {
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/* Clip cliprects to screen dimensions (redirected windows) */
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pClippedRects = calloc(rep.numClipRects, sizeof(drm_clip_rect_t));
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if (!pClippedRects)
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return BadAlloc;
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ScreenPtr pScreen = screenInfo.screens[stuff->screen];
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int i, j;
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for (i = 0, j = 0; i < rep.numClipRects; i++) {
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pClippedRects[j].x1 = max(pClipRects[i].x1, 0);
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pClippedRects[j].y1 = max(pClipRects[i].y1, 0);
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pClippedRects[j].x2 = min(pClipRects[i].x2, pScreen->width);
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pClippedRects[j].y2 = min(pClipRects[i].y2, pScreen->height);
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if (pClippedRects[j].x1 < pClippedRects[j].x2 &&
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pClippedRects[j].y1 < pClippedRects[j].y2) {
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j++;
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}
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}
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rep.numClipRects = j;
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rep.length += sizeof(drm_clip_rect_t) * rep.numClipRects;
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}
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rep.length = bytes_to_int32(rep.length);
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WriteToClient(client, sizeof(xXF86DRIGetDrawableInfoReply), &rep);
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if (rep.numClipRects) {
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WriteToClient(client,
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sizeof(drm_clip_rect_t) * rep.numClipRects,
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pClippedRects);
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free(pClippedRects);
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}
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if (rep.numBackClipRects) {
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WriteToClient(client,
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sizeof(drm_clip_rect_t) * rep.numBackClipRects,
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pBackClipRects);
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}
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return Success;
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}
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static int
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ProcXF86DRIGetDeviceInfo(register ClientPtr client)
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{
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xXF86DRIGetDeviceInfoReply rep = {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0
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};
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drm_handle_t hFrameBuffer;
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void *pDevPrivate;
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REQUEST(xXF86DRIGetDeviceInfoReq);
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REQUEST_SIZE_MATCH(xXF86DRIGetDeviceInfoReq);
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if (stuff->screen >= screenInfo.numScreens) {
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client->errorValue = stuff->screen;
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return BadValue;
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}
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if (!DRIGetDeviceInfo(screenInfo.screens[stuff->screen],
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&hFrameBuffer,
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(int *) &rep.framebufferOrigin,
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(int *) &rep.framebufferSize,
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(int *) &rep.framebufferStride,
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(int *) &rep.devPrivateSize, &pDevPrivate)) {
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return BadValue;
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}
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rep.hFrameBufferLow = (CARD32) (hFrameBuffer & 0xffffffff);
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#if defined(LONG64) && !defined(__linux__)
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rep.hFrameBufferHigh = (CARD32) (hFrameBuffer >> 32);
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#else
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rep.hFrameBufferHigh = 0;
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#endif
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if (rep.devPrivateSize) {
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rep.length = bytes_to_int32(SIZEOF(xXF86DRIGetDeviceInfoReply) -
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SIZEOF(xGenericReply) +
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pad_to_int32(rep.devPrivateSize));
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}
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WriteToClient(client, sizeof(xXF86DRIGetDeviceInfoReply), &rep);
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if (rep.length) {
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WriteToClient(client, rep.devPrivateSize, pDevPrivate);
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}
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return Success;
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}
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static int
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ProcXF86DRIDispatch(register ClientPtr client)
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{
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REQUEST(xReq);
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switch (stuff->data) {
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case X_XF86DRIQueryVersion:
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return ProcXF86DRIQueryVersion(client);
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case X_XF86DRIQueryDirectRenderingCapable:
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return ProcXF86DRIQueryDirectRenderingCapable(client);
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}
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if (!client->local)
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return DRIErrorBase + XF86DRIClientNotLocal;
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switch (stuff->data) {
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case X_XF86DRIOpenConnection:
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return ProcXF86DRIOpenConnection(client);
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case X_XF86DRICloseConnection:
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return ProcXF86DRICloseConnection(client);
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case X_XF86DRIGetClientDriverName:
|
|
return ProcXF86DRIGetClientDriverName(client);
|
|
case X_XF86DRICreateContext:
|
|
return ProcXF86DRICreateContext(client);
|
|
case X_XF86DRIDestroyContext:
|
|
return ProcXF86DRIDestroyContext(client);
|
|
case X_XF86DRICreateDrawable:
|
|
return ProcXF86DRICreateDrawable(client);
|
|
case X_XF86DRIDestroyDrawable:
|
|
return ProcXF86DRIDestroyDrawable(client);
|
|
case X_XF86DRIGetDrawableInfo:
|
|
return ProcXF86DRIGetDrawableInfo(client);
|
|
case X_XF86DRIGetDeviceInfo:
|
|
return ProcXF86DRIGetDeviceInfo(client);
|
|
case X_XF86DRIAuthConnection:
|
|
return ProcXF86DRIAuthConnection(client);
|
|
/* {Open,Close}FullScreen are deprecated now */
|
|
default:
|
|
return BadRequest;
|
|
}
|
|
}
|
|
|
|
static int _X_COLD
|
|
SProcXF86DRIQueryDirectRenderingCapable(register ClientPtr client)
|
|
{
|
|
REQUEST(xXF86DRIQueryDirectRenderingCapableReq);
|
|
REQUEST_SIZE_MATCH(xXF86DRIQueryDirectRenderingCapableReq);
|
|
swapl(&stuff->screen);
|
|
return ProcXF86DRIQueryDirectRenderingCapable(client);
|
|
}
|
|
|
|
static int _X_COLD
|
|
SProcXF86DRIDispatch(register ClientPtr client)
|
|
{
|
|
REQUEST(xReq);
|
|
|
|
/*
|
|
* Only local clients are allowed DRI access, but remote clients still need
|
|
* these requests to find out cleanly.
|
|
*/
|
|
switch (stuff->data) {
|
|
case X_XF86DRIQueryVersion:
|
|
return ProcXF86DRIQueryVersion(client);
|
|
case X_XF86DRIQueryDirectRenderingCapable:
|
|
return SProcXF86DRIQueryDirectRenderingCapable(client);
|
|
default:
|
|
return DRIErrorBase + XF86DRIClientNotLocal;
|
|
}
|
|
}
|
|
|
|
void
|
|
XFree86DRIExtensionInit(void)
|
|
{
|
|
ExtensionEntry *extEntry;
|
|
|
|
if (DRIExtensionInit() &&
|
|
(extEntry = AddExtension(XF86DRINAME,
|
|
XF86DRINumberEvents,
|
|
XF86DRINumberErrors,
|
|
ProcXF86DRIDispatch,
|
|
SProcXF86DRIDispatch,
|
|
XF86DRIResetProc, StandardMinorOpcode))) {
|
|
DRIErrorBase = extEntry->errorBase;
|
|
}
|
|
}
|