setDisplayBrightness calculated the wrong backlight level for iPAQs

1 files changed, 3 insertions, 5 deletions

diff --git a/libopie/odevice.cpp b/libopie/odevice.cpp
index 8f4e296..7d8cdbf 100644
--- a/libopie/odevice.cpp
+++ b/libopie/odevice.cpp
@@ -657,10 +657,8 @@ bool iPAQ::setDisplayBrightness ( int bright )
         bool res = false;
         int fd;
         
-        int maxbright = displayBrightnessResolution ( );
-        
-        if ( bright > maxbright )
-                bright = maxbright;
+        if ( bright > 255 )
+                bright = 255;
         if ( bright < 0 )
                 bright = 0;
 
@@ -668,7 +666,7 @@ bool iPAQ::setDisplayBrightness ( int bright )
                 FLITE_IN bl;
                 bl. mode = 1;
                 bl. pwr = bright ? 1 : 0;
-                bl. brightness = bright;
+                bl. brightness = ( bright * ( displayBrightnessResolution ( ) - 1 ) + 127 ) / 255;
                 res = ( ::ioctl ( fd, FLITE_ON, &bl ) == 0 );
                 ::close ( fd );
         }