libopie2_cvs: Add ipaq-2.6-sys-class-backlight-support.patch.

* Support kernel 2.6 backlight classdev to control backlight.
* From Familiar tree.

diff --git a/packages/libopie/libopie2/ipaq-2.6-sys-class-backlight-support.patch b/packages/libopie/libopie2/ipaq-2.6-sys-class-backlight-support.patch
new file mode 100644 (file)
index 0000000..4095502
--- /dev/null
+++ b/packages/libopie/libopie2/ipaq-2.6-sys-class-backlight-support.patch
@@ -0,0 +1,144 @@
+Index: libopie2/opiecore/device/odevice_ipaq.cpp
+===================================================================
+RCS file: /cvs/opie/libopie2/opiecore/device/odevice_ipaq.cpp,v
+retrieving revision 1.26
+diff -u -r1.26 odevice_ipaq.cpp
+--- libopie2/opiecore/device/odevice_ipaq.cpp  2 Aug 2006 19:12:39 -0000       1.26
++++ libopie2/opiecore/device/odevice_ipaq.cpp  11 Oct 2006 00:46:38 -0000
+@@ -408,45 +408,19 @@
+     if ( bright < 0 )
+         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;
+             bl. mode = 1;
+@@ -456,11 +430,28 @@
+             ::close ( fd );
+         }
+     }
++
+     return res;
+ }
+ 
+ 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:
+         case Model_iPAQ_H36xx:
+@@ -489,27 +480,22 @@
+ 
+     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;
+ }
+ 
+@@ -517,6 +503,7 @@
+ {
+     switch (model()) {
+       case Model_iPAQ_H191x:
++      case Model_iPAQ_H22xx:
+       case Model_iPAQ_H4xxx:
+           return false;
+       default:

diff --git a/packages/libopie/libopie2_cvs.bb b/packages/libopie/libopie2_cvs.bb
index f196f04..09172cb 100644 (file)
--- a/packages/libopie/libopie2_cvs.bb
+++ b/packages/libopie/libopie2_cvs.bb
@@ -5,6 +5,7 @@ PV = "1.2.2+cvs${SRCDATE}"
 DEFAULT_PREFERENCE = "-1"
 
 SRC_URI = "${HANDHELDS_CVS};module=opie/libopie2 \
+           file://ipaq-2.6-sys-class-backlight-support.patch;patch=1 \
            file://include.pro"
 
 SRC_URI_append_poodle = " file://poodle-2.6-hotkeys.patch;patch=1"