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/*
This file implements the KVaioDriverInterface class.
It provides an event-oriented wrapper for the kernel sonypi driver.
$ Author: Mirko Boehm $
$ Copyright: (C) 1996-2003, Mirko Boehm $
$ Contact: mirko@kde.org
http://www.kde.org
http://www.hackerbuero.org $
$ License: LGPL with the following explicit clarification:
This code may be linked against any version of the TQt toolkit
from Troll Tech, Norway. $
$Id$
* Portions of this code are
* (C) 2001-2002 Stelian Pop <stelian@popies.net> and
* (C) 2001-2002 Alcove <www.alcove.com>.
* Thanks to Stelian for the implementation of the sonypi driver.
*/
#include "kvaiodriverinterface.h"
extern "C" {
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <unistd.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <linux/types.h>
#include <X11/Xlib.h>
//#include <X11/extensions/XTest.h>
#include "./sonypi.h"
}
#include <tqsocketnotifier.h>
#include <kdebug.h>
// Taken from Stelian Pop's spicctrl utility:
/* Have our own definition of ioctls... */
/* get/set brightness */
#define SONYPI_IOCGBRT _IOR('v', 0, __u8)
#define SONYPI_IOCSBRT _IOW('v', 0, __u8)
/* get battery full capacity/remaining capacity */
#define SONYPI_IOCGBAT1CAP _IOR('v', 2, __u16)
#define SONYPI_IOCGBAT1REM _IOR('v', 3, __u16)
#define SONYPI_IOCGBAT2CAP _IOR('v', 4, __u16)
#define SONYPI_IOCGBAT2REM _IOR('v', 5, __u16)
/* get battery flags: battery1/battery2/ac adapter present */
#define SONYPI_BFLAGS_B1 0x01
#define SONYPI_BFLAGS_B2 0x02
#define SONYPI_BFLAGS_AC 0x04
#define SONYPI_IOCGBATFLAGS _IOR('v', 7, __u8)
/* get/set bluetooth subsystem state on/off */
#define SONYPI_IOCGBLUE _IOR('v', 8, __u8)
#define SONYPI_IOCSBLUE _IOW('v', 9, __u8)
KVaioDriverInterface::KVaioDriverInterface(TQObject *parent)
: TQObject(parent),
mFd(0),
mNotifier(0)
{
}
bool KVaioDriverInterface::connectToDriver(bool listen)
{
const char* DriverFile = "/dev/sonypi";
mFd = open(DriverFile, O_RDONLY);
// mFd = open(DriverFile, O_RDWR);
if(mFd == -1)
{
kdDebug() << "KVaio: Failed to open /dev/sonypi: "
<< strerror(errno) << "." << endl;
return false;
}
fcntl(mFd, F_SETFL, fcntl(mFd, F_GETFL) | O_ASYNC);
if(listen)
{
mNotifier = new TQSocketNotifier(mFd, TQSocketNotifier::Read, this);
connect(mNotifier, TQT_SIGNAL(activated(int)), TQT_SLOT(socketActivated(int)));
}
return true;
}
void KVaioDriverInterface::disconnectFromDriver()
{
delete mNotifier;
mNotifier = 0;
if(mFd!=0)
{
close(mFd);
mFd = 0;
}
}
void KVaioDriverInterface::socketActivated(int)
{
unsigned char events[8];
int count;
do {
count = read(mFd, &events, sizeof(events));
for(int index = 0; index<count; index++)
{
emit(vaioEvent(events[index]));
}
} while(count==sizeof(events));
}
int KVaioDriverInterface::brightness()
{
unsigned char value = 0;
int result=0;
result = ioctl(mFd, SONYPI_IOCGBRT, &value);
if (result >= 0)
{
return value;
} else {
return -1;
}
}
void KVaioDriverInterface::setBrightness(int value)
{
static unsigned char cache; // to avoid unnecessary updates
int result;
unsigned char value8 = 0;
if(value<0) value=0;
if(value>255) value=255;
value8 = __u8(value);
if(value8 != cache)
{
result = ioctl(mFd, SONYPI_IOCSBRT, &value8);
if(result<0)
{
kdDebug() << "KVaioDriverInterface::setBrightness: ioctl failed."
<< endl;
}
cache = value8;
}
}
bool KVaioDriverInterface::getBatteryStatus(
bool& bat1Avail, int& bat1Remaining, int& bat1Max,
bool& bat2Avail, int& bat2Remaining, int& bat2Max,
bool& acConnected)
{
unsigned char batFlags = 0;
bool retval = true;
if(ioctl(mFd, SONYPI_IOCGBATFLAGS, &batFlags)<0)
{
retval = false;
} else {
__u16 rem1 = 0, rem2 = 0, cap1 = 0, cap2 = 0;
bat1Avail = batFlags & SONYPI_BFLAGS_B1;
bat2Avail = batFlags & SONYPI_BFLAGS_B2;
acConnected = batFlags & SONYPI_BFLAGS_AC;
// kdDebug() << "KVaioDriverInterface::getBatteryStatus: battery 1: "
// << (bat1Avail ? "available" : "not available") << endl
// << " battery 2: "
// << (bat2Avail ? "available" : "not available") << endl
// << " AC adapter: "
// << (acConnected ? "connected" : "connected")
// << "." << endl;
if(bat1Avail
&& ioctl(mFd, SONYPI_IOCGBAT1CAP, &cap1) >= 0
&& ioctl(mFd, SONYPI_IOCGBAT1REM, &rem1) >= 0)
{
bat1Max = cap1;
bat1Remaining = rem1;
} else {
bat1Remaining = 0;
bat1Max = 0;
retval = false;
}
if(bat2Avail
&& ioctl(mFd, SONYPI_IOCGBAT2CAP, &cap2) >= 0
&& ioctl(mFd, SONYPI_IOCGBAT2REM, &rem2) >= 0)
{
bat2Max = cap2;
bat2Remaining = rem2;
} else {
bat2Remaining = 0;
bat2Max = 0;
retval = false;
}
}
return retval;
}
#include "kvaiodriverinterface.moc"
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