From 5f310dcd91f574c1b34ca99c157c0b93e6ae1e16 Mon Sep 17 00:00:00 2001 From: mickeyl Date: Sat, 01 Jan 2005 19:33:30 +0000 Subject: rewrite backlight stuff --- (limited to 'libopie2') diff --git a/libopie2/opiecore/device/odevice_zaurus.cpp b/libopie2/opiecore/device/odevice_zaurus.cpp index 1894e15..e75e777 100644 --- a/libopie2/opiecore/device/odevice_zaurus.cpp +++ b/libopie2/opiecore/device/odevice_zaurus.cpp @@ -408,65 +408,47 @@ bool Zaurus::setDisplayBrightness( int bright ) { //qDebug( "Zaurus::setDisplayBrightness( %d )", bright ); bool res = false; - int fd; if ( bright > 255 ) bright = 255; if ( bright < 0 ) bright = 0; if ( m_embedix ) { - if ( d->m_model == Model_Zaurus_SLC7x0 ) - { - //qDebug( "using special treatment for devices with the corgi backlight interface" ); - // special treatment for devices with the corgi backlight interface - if (( fd = ::open ( "/proc/driver/fl/corgi-bl", O_WRONLY )) >= 0 ) - { - int value = ( bright == 1 ) ? 1 : static_cast( bright * ( 17.0 / 255.0 ) ); - char writeCommand[100]; - const int count = sprintf( writeCommand, "%x\n", value ); - res = ( ::write ( fd, writeCommand, count ) != -1 ); - ::close ( fd ); - } - return res; - } - else - if ( d->m_model == Model_Zaurus_SL6000 ) - { - //qDebug( "using special treatment for devices with the tosa backlight interface" ); - // special treatment for devices with the tosa backlight interface - if (( fd = ::open ( "/proc/driver/fl/tosa-bl", O_WRONLY )) >= 0 ) - { - int value = ( bright == 1 ) ? 1 : static_cast( bright * ( 17.0 / 255.0 ) ); - char writeCommand[100]; - const int count = sprintf( writeCommand, "%x\n", value ); - res = ( ::write ( fd, writeCommand, count ) != -1 ); - ::close ( fd ); - } - return res; - } - else + int numberOfSteps = displayBrightnessResolution(); + int fd = ::open( SHARP_FL_IOCTL_DEVICE, O_WRONLY|O_NONBLOCK ); + if ( fd ) { - // standard treatment for devices with the dumb embedix frontlight interface - 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 ); - } + int val = ( numberOfSteps * 255 ) / 255; + res = ( ::ioctl ( fd, SHARP_FL_IOCTL_STEP_CONTRAST, val ) == 0 ); + ::close ( fd ); } } else { - // special treatment for the OpenZaurus unified interface - #define FB_BACKLIGHT_SET_BRIGHTNESS _IOW('F', 1, u_int) /* set brightness */ - if (( fd = ::open ( "/dev/fb0", O_WRONLY )) >= 0 ) { - res = ( ::ioctl ( fd , FB_BACKLIGHT_SET_BRIGHTNESS, bright ) == 0 ); + qDebug( "ODevice handling for non-embedix kernels not yet implemented" ); + } + return res; +} + +bool Zaurus::setDisplayStatus( bool on ) +{ + bool res = false; + if ( m_embedix ) + { + int fd = ::open( SHARP_FL_IOCTL_DEVICE, O_WRONLY|O_NONBLOCK ); + if ( fd ) + { + int ioctlnum = on ? SHARP_FL_IOCTL_ON : SHARP_FL_IOCTL_OFF; + res = ( ::ioctl ( fd, ioctlnum, 0 ) == 0 ); ::close ( fd ); } } + else + { + qDebug( "ODevice handling for non-embedix kernels not yet implemented" ); + } return res; -} +} bool Zaurus::suspend() { @@ -486,12 +468,10 @@ bool Zaurus::suspend() ::sync(); // flush fs caches res = ( ::system ( "apm --suspend" ) == 0 ); - // This is needed because the iPAQ apm implementation is asynchronous and we + // This is needed because the apm implementation is asynchronous and we // can not be sure when exactly the device is really suspended - // This can be deleted as soon as a stable familiar with a synchronous apm implementation exists. - if ( res ) { - do { // Yes, wait 15 seconds. This APM bug sucks big time. + do { // Yes, wait 15 seconds. This APM sucks big time. ::usleep ( 200 * 1000 ); ::gettimeofday ( &tvn, 0 ); } while ((( tvn. tv_sec - tvs. tv_sec ) * 1000 + ( tvn. tv_usec - tvs. tv_usec ) / 1000 ) < 15000 ); @@ -541,11 +521,11 @@ ODirection Zaurus::direction() const int retval = 0; switch ( d->m_model ) { case Model_Zaurus_SLC7x0: - handle = ::open("/dev/apm_bios", O_RDWR|O_NONBLOCK); + handle = ::open( "/dev/apm_bios", O_RDWR|O_NONBLOCK ); if (handle == -1) { dir = CW; } else { - retval = ::ioctl(handle, SHARP_IOCTL_GET_ROTATION); + retval = ::ioctl( handle, SHARP_IOCTL_GET_ROTATION ); ::close (handle); if (retval == 2 ) dir = CCW; @@ -557,8 +537,7 @@ ODirection Zaurus::direction() const case Model_Zaurus_SLB600: case Model_Zaurus_SL5500: case Model_Zaurus_SL5000: - default: - dir = d->m_direction; + default: dir = d->m_direction; break; } return dir; @@ -569,13 +548,14 @@ int Zaurus::displayBrightnessResolution() const { if (m_embedix) { - if ( d->m_model == Model_Zaurus_SLC7x0 ) return 18; - if ( d->m_model == Model_Zaurus_SL6000 ) return 18; - return 5; + int handle = ::open( SHARP_FL_IOCTL_DEVICE, O_RDWR|O_NONBLOCK ); + if ( handle != -1 ) return ::ioctl( handle, SHARP_FL_IOCTL_GET_STEP, 0 ); + else return 1; } else { - return 256; + qDebug( "ODevice handling for non-embedix kernels not yet implemented" ); + return 1; } } diff --git a/libopie2/opiecore/device/odevice_zaurus.h b/libopie2/opiecore/device/odevice_zaurus.h index dc21546..37ab876 100644 --- a/libopie2/opiecore/device/odevice_zaurus.h +++ b/libopie2/opiecore/device/odevice_zaurus.h @@ -76,15 +76,12 @@ #define APM_EVT_POWER_BUTTON (1 << 0) // Brightness -#define FL_IOCTL_STEP_CONTRAST 100 - -#define CORGI_TOSA_BL_IOCTL_ON 1 -#define CORGI_TOSA_BL_IOCTL_OFF 2 -#define CORGI_TOSA_BL_IOCTL_STEP_CONTRAST 100 -#define CORGI_TOSA_BL_IOCTL_GET_STEP_CONTRAST 101 -#define CORGI_TOSA_BL_IOCTL_GET_STEP 102 -#define CORGI_BL_PROC_DEVICE corgi-bl -#define TOSA_BL_PROC_DEVICE tosa-bl +#define SHARP_FL_IOCTL_DEVICE "/dev/sharp_fl" +#define SHARP_FL_IOCTL_ON 1 +#define SHARP_FL_IOCTL_OFF 2 +#define SHARP_FL_IOCTL_STEP_CONTRAST 100 +#define SHARP_FL_IOCTL_GET_STEP_CONTRAST 101 +#define SHARP_FL_IOCTL_GET_STEP 102 namespace Opie { namespace Core { @@ -96,9 +93,10 @@ class Zaurus : public ODevice virtual void initButtons(); public: - virtual bool setSoftSuspend ( bool soft ); + virtual bool setSoftSuspend( bool soft ); - virtual bool setDisplayBrightness ( int b ); + virtual bool setDisplayBrightness( int b ); + virtual bool setDisplayStatus( bool on ); virtual int displayBrightnessResolution() const; virtual void playAlarmSound(); -- cgit v0.9.0.2