| -rw-r--r-- | libopie2/opiecore/device/odevice_ipaq.cpp | 101 |
1 files changed, 44 insertions, 57 deletions
diff --git a/libopie2/opiecore/device/odevice_ipaq.cpp b/libopie2/opiecore/device/odevice_ipaq.cpp index 16ecc27..02b685a 100644 --- a/libopie2/opiecore/device/odevice_ipaq.cpp +++ b/libopie2/opiecore/device/odevice_ipaq.cpp @@ -398,43 +398,17 @@ bool iPAQ::setDisplayBrightness ( int bright ) bright = 0; - QString cmdline; - - switch ( model()) { - case Model_iPAQ_H191x: - case Model_iPAQ_H4xxx: - { - QDir sysClass( "/sys/class/backlight/pxafb/" ); - sysClass.setFilter(QDir::Dirs); - int fd; - if ( sysClass.exists() ) { - QString sysClassPath = sysClass.absFilePath( "/sys/class/backlight/pxafb/power" ); - fd = ::open( sysClassPath, O_WRONLY | O_NONBLOCK ); - if ( fd ) { - char buf[10]; - buf[0] = bright ? 0 : 4; - buf[1] = '\0'; - res = ( ::write( fd, &buf[0], 2 ) == 0 ); - ::close( fd ); - } - sysClassPath = sysClass.absFilePath( "/sys/class/backlight/pxafb/brightness" ); - fd = ::open( sysClassPath, O_WRONLY | O_NONBLOCK ); - if ( fd ) { - char buf[100]; - int len = ::snprintf( &buf[0], sizeof buf, "%d", bright ); - res = ( ::write( fd, &buf[0], len ) == 0 ); - ::close( fd ); - } - } - } - break; - - case Model_iPAQ_HX4700: - cmdline = QString::fromLatin1( "echo %1 > /sys/class/backlight/w100fb/brightness" ).arg( bright ); - // No Global::shellQuote as we gurantee it to be sane - res = ( ::system( QFile::encodeName(cmdline) ) == 0 ); - break; - - - default: + QDir sysClass( "/sys/class/backlight/" ); + sysClass.setFilter(QDir::Dirs); + if ( sysClass.exists() && sysClass.count() > 2 ) { + QString sysClassPath = sysClass.absFilePath( sysClass[2] + "/brightness" ); + int fd = ::open( sysClassPath, O_WRONLY|O_NONBLOCK ); + if ( fd ) { + char buf[100]; + int val = bright * displayBrightnessResolution() / 255; + int len = ::snprintf( &buf[0], sizeof buf, "%d", val ); + res = ( ::write( fd, &buf[0], len ) == 0 ); + ::close( fd ); + } + } else { if (( fd = ::open ( "/dev/touchscreen/0", O_WRONLY )) >= 0 ) { FLITE_IN bl; @@ -446,4 +420,5 @@ bool iPAQ::setDisplayBrightness ( int bright ) } } + return res; } @@ -451,4 +426,20 @@ bool iPAQ::setDisplayBrightness ( int bright ) int iPAQ::displayBrightnessResolution() const { + int res = 16; + + QDir sysClass( "/sys/class/backlight/" ); + sysClass.setFilter(QDir::Dirs); + if ( sysClass.exists() && sysClass.count() > 2 ) { + QString sysClassPath = sysClass.absFilePath( sysClass[2] + "/max_brightness" ); + int fd = ::open( sysClassPath, O_RDONLY|O_NONBLOCK ); + if ( fd ) { + char buf[100]; + if ( ::read( fd, &buf[0], sizeof buf ) ) + ::sscanf( &buf[0], "%d", &res ); + ::close( fd ); + } + return res; + } + switch ( model()) { case Model_iPAQ_H31xx: @@ -479,25 +470,20 @@ bool iPAQ::setDisplayStatus ( bool on ) QString cmdline; - if ( model() == Model_iPAQ_H191x ) { - QDir sysClass( "/sys/class/lcd/pxafb/" ); - sysClass.setFilter(QDir::Dirs); - if ( sysClass.exists() ) { - QString sysClassPath = sysClass.absFilePath( "/sys/class/lcd/pxafb/power" ); - int fd = ::open( sysClassPath, O_WRONLY | O_NONBLOCK ); - if ( fd ) { - char buf[10]; - buf[0] = on ? 0 : 4; - buf[1] = '\0'; - res = ( ::write( fd, &buf[0], 2 ) == 0 ); - ::close( fd ); - } - } - return res; + QDir sysClass( "/sys/class/lcd/" ); + sysClass.setFilter(QDir::Dirs); + if ( sysClass.exists() && sysClass.count() > 2 ) { + QString sysClassPath = sysClass.absFilePath( sysClass[2] + "/power" ); + int fd = ::open( sysClassPath, O_WRONLY|O_NONBLOCK ); + if ( fd ) { + char buf[10]; + buf[0] = on ? 0 : 4; + buf[1] = '\0'; + res = ( ::write( fd, &buf[0], 2 ) == 0 ); + ::close( fd ); + } } else { - return OAbstractMobileDevice::setDisplayStatus(on); + res = OAbstractMobileDevice::setDisplayStatus(on); } - res = ( ::system( QFile::encodeName(cmdline) ) == 0 ); - return res; } @@ -507,4 +493,5 @@ bool iPAQ::hasLightSensor() const switch (model()) { case Model_iPAQ_H191x: + case Model_iPAQ_H22xx: case Model_iPAQ_H4xxx: return false; |