1 files changed, 19 insertions, 15 deletions

diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index 4c49c4f..8f4e296 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -395,32 +395,34 @@ void iPAQ::init ( )
 
 	QFile f ( "/proc/hal/model" );
 
 	if ( f. open ( IO_ReadOnly )) {
 		QTextStream ts ( &f );
 
 		d-> m_modelstr = "H" + ts. readLine ( );
 
 		if ( d-> m_modelstr == "H3100" )
 			d-> m_model = Model_iPAQ_H31xx;
 		else if ( d-> m_modelstr == "H3600" )
 			d-> m_model = Model_iPAQ_H36xx;
 		else if ( d-> m_modelstr == "H3700" )
 			d-> m_model = Model_iPAQ_H37xx;
 		else if ( d-> m_modelstr == "H3800" )
 			d-> m_model = Model_iPAQ_H38xx;
+		else if ( d-> m_modelstr == "H3900" )
+			d-> m_model = Model_iPAQ_H39xx;
 		else
 			d-> m_model = Model_Unknown;
 
 		f. close ( );
 	}
 
 	f. setName ( "/etc/familiar-version" );
 	if ( f. open ( IO_ReadOnly )) { 
 		d-> m_systemstr = "Familiar";
 		d-> m_system = System_Familiar;
 		
 		QTextStream ts ( &f );
 		d-> m_sysverstr = ts. readLine ( ). mid ( 10 );
 		
 		f. close ( );
 	}
@@ -642,57 +644,65 @@ bool iPAQ::setSoftSuspend ( bool soft )
 			::perror ( "write to /proc/sys/ts/suspend_button_mode" );
 		
 		::close ( fd );
 	}
 	else
 		::perror ( "/proc/sys/ts/suspend_button_mode" );
 	
 	return res;
 }
 
 
 bool iPAQ::setDisplayBrightness ( int bright )
 {
 	bool res = false;
 	int fd;
 	
-	if ( bright > 255 )
-		bright = 255;
+	int maxbright = displayBrightnessResolution ( );
+	
+	if ( bright > maxbright )
+		bright = maxbright;
 	if ( bright < 0 )
 		bright = 0;
 
-	// 128 is the maximum if you want a decent lifetime for the LCD
-	
-	if ( bright > 1 ) 
-		bright = (int) ( 0.5 + ( ::pow ( 2, double( bright ) / 255.0 ) - 1 ) * 128.0 ); // logarithmic
-//	bright = ( bright + 1 ) / 2;
-	
 	if (( fd = ::open ( "/dev/touchscreen/0", O_WRONLY )) >= 0 ) {
 		FLITE_IN bl;
 		bl. mode = 1;
 		bl. pwr = bright ? 1 : 0;
 		bl. brightness = bright;
 		res = ( ::ioctl ( fd, FLITE_ON, &bl ) == 0 );
 		::close ( fd );
 	}
 	return res;
 }
 
 int iPAQ::displayBrightnessResolution ( ) const
 {
-	return 256; // really 128, but logarithmic control is smoother this way
+	switch ( model ( )) {
+		case Model_iPAQ_H31xx:
+		case Model_iPAQ_H36xx:
+		case Model_iPAQ_H37xx:
+			return 128;  	// really 256, but >128 could damage the LCD
+			
+		case Model_iPAQ_H38xx:
+		case Model_iPAQ_H39xx:
+			return 64;
+		
+		default:
+			return 2;
+	}	
 }
 
 
 bool iPAQ::hasLightSensor ( ) const
 {
 	return true;
 }
 
 int iPAQ::readLightSensor ( )
 {
 	int fd;
 	int val = -1;
 	
 	if (( fd = ::open ( "/proc/hal/light_sensor", O_RDONLY )) >= 0 ) {
 		char buffer [8];
 	
@@ -944,23 +954,17 @@ bool Zaurus::setDisplayBrightness ( int bright )
 	if (( fd = ::open ( "/dev/fl", O_WRONLY )) >= 0 ) {
 		int bl = ( bright * 4 + 127 ) / 255; // only 4 steps on zaurus
 		if ( bright && !bl )
 			bl = 1;
 		res = ( ::ioctl ( fd, FL_IOCTL_STEP_CONTRAST, bl ) == 0 );
 		::close ( fd );
 	}
 	return res;
 }
 
 
 int Zaurus::displayBrightnessResolution ( ) const 
 {
 	return 5;
 }
 
-//QValueList <int> Zaurus::keyList ( ) const
-//{
-//	QValueList <int> vl;
-//	vl << HardKey_Datebook << HardKey_Contacts << HardKey_Mail << HardKey_Menu << HardKey_Home << HardKey_Suspend << HardKey_Backlight;
-//	return vl;
-//}