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/* Copyright (C) 2001 Stefan Gmeiner <riddlebox@freesurf.ch>
*
* Copyright (c) 1997 C. Scott Ananian <cananian@alumni.priceton.edu>
* Copyright (c) 1998-2000 Bruce Kalk <kall@compass.com>
* code für the special synaptics commands (from the tpconfig-source)
*
* Synaptics Passthrough Support
* Copyright (c) 2002 Linuxcare Inc. David Kennedy <dkennedy@linuxcare.com>
* adapted to version 0.12.1
* Copyright (c) 2003 Fred Hucht <fred@thp.Uni-Duisburg.de>
*
* Copyright (c) 2004 Arne Schwabe <schwabe@uni-paderborn.de>
* FreeBSD Support
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include "psmcomm.h"
#include <errno.h>
#include <string.h>
#include "synproto.h"
#include "synaptics.h"
#include "ps2comm.h" /* ps2_print_ident() */
#include <xf86.h>
#define SYSCALL(call) while (((call) == -1) && (errno == EINTR))
/*
* Identify Touchpad
* See also the SYN_ID_* macros
*/
static Bool
psm_synaptics_identify(int fd, synapticshw_t *ident)
{
int ret;
SYSCALL(ret = ioctl(fd, MOUSE_SYN_GETHWINFO, ident));
if (ret == 0)
return TRUE;
else
return FALSE;
}
/* This define is used in a ioctl but not in mouse.h :/ */
#define PSM_LEVEL_NATIVE 2
static Bool
PSMQueryIsSynaptics(LocalDevicePtr local)
{
int ret;
int level = PSM_LEVEL_NATIVE;
mousehw_t mhw;
/* Put the device in native protocol mode to be sure
* Otherwise HWINFO will not return the right id
* And we will need native mode anyway ...
*/
SYSCALL(ret = ioctl(local->fd, MOUSE_SETLEVEL, &level));
if (ret != 0) {
xf86Msg(X_ERROR, "%s Can't set native mode\n", local->name);
return FALSE;
}
SYSCALL(ret = ioctl(local->fd, MOUSE_GETHWINFO, &mhw));
if (ret != 0) {
xf86Msg(X_ERROR, "%s Can't get hardware info\n", local->name);
return FALSE;
}
if (mhw.model == MOUSE_MODEL_SYNAPTICS) {
return TRUE;
} else {
xf86Msg(X_ERROR, "%s Found no Synaptics, found Mouse model %d instead\n",
local->name, mhw.model);
return FALSE;
}
}
static void
PSMDeviceOnHook(LocalDevicePtr local)
{
}
static void
PSMDeviceOffHook(LocalDevicePtr local)
{
}
static void
convert_hw_info(const synapticshw_t *psm_ident, struct SynapticsHwInfo *synhw)
{
memset(synhw, 0, sizeof(*synhw));
synhw->model_id = ((psm_ident->infoRot180 << 23) |
(psm_ident->infoPortrait << 22) |
(psm_ident->infoSensor << 16) |
(psm_ident->infoHardware << 9) |
(psm_ident->infoNewAbs << 7) |
(psm_ident->capPen << 6) |
(psm_ident->infoSimplC << 5) |
(psm_ident->infoGeometry));
synhw->capabilities = ((psm_ident->capExtended << 23) |
(psm_ident->capPassthrough << 7) |
(psm_ident->capSleep << 4) |
(psm_ident->capFourButtons << 3) |
(psm_ident->capMultiFinger << 1) |
(psm_ident->capPalmDetect));
synhw->ext_cap = 0;
synhw->identity = ((psm_ident->infoMajor) |
(0x47 << 8) |
(psm_ident->infoMinor << 16));
}
static Bool
PSMQueryHardware(LocalDevicePtr local, struct SynapticsHwInfo *synhw)
{
synapticshw_t psm_ident;
/* is the synaptics touchpad active? */
if (!PSMQueryIsSynaptics(local))
return FALSE;
xf86Msg(X_PROBED, "%s synaptics touchpad found\n", local->name);
if (!psm_synaptics_identify(local->fd, &psm_ident))
return FALSE;
convert_hw_info(&psm_ident, synhw);
/* Check to see if the host mouse supports a guest */
synhw->hasGuest = FALSE;
if (psm_ident.capPassthrough) {
synhw->hasGuest = TRUE;
}
ps2_print_ident(synhw);
return TRUE;
}
static Bool
PSMReadHwState(LocalDevicePtr local, struct SynapticsHwInfo *synhw,
struct SynapticsProtocolOperations *proto_ops,
struct CommData *comm, struct SynapticsHwState *hwRet)
{
return psaux_proto_operations.ReadHwState(local, synhw, proto_ops, comm, hwRet);
}
static Bool PSMAutoDevProbe(LocalDevicePtr local)
{
return FALSE;
}
struct SynapticsProtocolOperations psm_proto_operations = {
PSMDeviceOnHook,
PSMDeviceOffHook,
PSMQueryHardware,
PSMReadHwState,
PSMAutoDevProbe
};
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