rewrite backlight stuff

2 files changed, 32 insertions, 54 deletions

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
@@ -315,296 +315,276 @@ void Zaurus::playKeySound()
 
 QValueList <OLed> Zaurus::ledList() const
 {
     QValueList <OLed> vl;
     vl << Led_Mail;
     return vl;
 }
 
 QValueList <OLedState> Zaurus::ledStateList ( OLed l ) const
 {
     QValueList <OLedState> vl;
 
     if ( l == Led_Mail )
         vl << Led_Off << Led_On << Led_BlinkSlow;
     return vl;
 }
 
 OLedState Zaurus::ledState ( OLed which ) const
 {
     if ( which == Led_Mail )
         return m_leds [0];
     else
         return Led_Off;
 }
 
 bool Zaurus::setLedState ( OLed which, OLedState st )
 {
     if (!m_embedix) // Currently not supported on non_embedix kernels
         return false;
 
     static int fd = ::open ( "/dev/sharp_led", O_RDWR|O_NONBLOCK );
 
     if ( which == Led_Mail ) {
         if ( fd >= 0 ) {
             struct sharp_led_status leds;
             ::memset ( &leds, 0, sizeof( leds ));
             leds. which = SHARP_LED_MAIL_EXISTS;
             bool ok = true;
 
             switch ( st ) {
                 case Led_Off      : leds. status = LED_MAIL_NO_UNREAD_MAIL; break;
                 case Led_On       : leds. status = LED_MAIL_NEWMAIL_EXISTS; break;
                 case Led_BlinkSlow: leds. status = LED_MAIL_UNREAD_MAIL_EX; break;
                 default            : ok = false;
             }
 
             if ( ok && ( ::ioctl ( fd, SHARP_LED_SETSTATUS, &leds ) >= 0 )) {
                 m_leds [0] = st;
                 return true;
             }
         }
     }
     return false;
 }
 
 bool Zaurus::setSoftSuspend ( bool soft )
 {
     if (!m_embedix) {
         /* non-Embedix kernels dont have kernel autosuspend */
         return ODevice::setSoftSuspend( soft );
     }
 
     bool res = false;
     int fd;
 
     if ((( fd = ::open ( "/dev/apm_bios", O_RDWR )) >= 0 ) ||
         (( fd = ::open ( "/dev/misc/apm_bios",O_RDWR )) >= 0 )) {
 
         int sources = ::ioctl ( fd, APM_IOCGEVTSRC, 0 ); // get current event sources
 
         if ( sources >= 0 ) {
             if ( soft )
                 sources &= ~APM_EVT_POWER_BUTTON;
             else
                 sources |= APM_EVT_POWER_BUTTON;
 
             if ( ::ioctl ( fd, APM_IOCSEVTSRC, sources ) >= 0 ) // set new event sources
                 res = true;
             else
                 perror ( "APM_IOCGEVTSRC" );
         }
         else
             perror ( "APM_IOCGEVTSRC" );
 
         ::close ( fd );
     }
     else
         perror ( "/dev/apm_bios or /dev/misc/apm_bios" );
 
     return res;
 }
 
 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 numberOfSteps = displayBrightnessResolution();
+        int fd = ::open( SHARP_FL_IOCTL_DEVICE, O_WRONLY|O_NONBLOCK );       
+        if ( fd )
             {
-                int value = ( bright == 1 ) ? 1 : static_cast<int>( bright * ( 17.0 / 255.0 ) );
-                char writeCommand[100];
-                const int count = sprintf( writeCommand, "%x\n", value );
-                res = ( ::write ( fd, writeCommand, count ) != -1 );
+            int val = ( numberOfSteps * 255 ) / 255;
+            res = ( ::ioctl ( fd, SHARP_FL_IOCTL_STEP_CONTRAST, val ) == 0 );
                 ::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<int>( bright * ( 17.0 / 255.0 ) );
-                char writeCommand[100];
-                const int count = sprintf( writeCommand, "%x\n", value ); 
-                res = ( ::write ( fd, writeCommand, count ) != -1 );
-                ::close ( fd );  
+        qDebug( "ODevice handling for non-embedix kernels not yet implemented" );
             }
             return res;
         }
-        else
+
+bool Zaurus::setDisplayStatus( bool on )
+{
+    bool res = false;
+    if ( m_embedix )
         {
-            // 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 );
+        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
     {
-        // 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 );
-            ::close ( fd );
-        }
+        qDebug( "ODevice handling for non-embedix kernels not yet implemented" );
     }
     return res;
 }
 
 bool Zaurus::suspend()
 {
     qDebug("ODevice::suspend");
     if ( !isQWS( ) ) // only qwsserver is allowed to suspend
         return false;
 
     if ( d->m_model == Model_Unknown ) // better don't suspend in qvfb / on unkown devices
         return false;
 
     bool res = false;
     ODevice::sendSuspendmsg();
 
     struct timeval tvs, tvn;
     ::gettimeofday ( &tvs, 0 );
 
     ::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 );
     }
 
     QCopEnvelope ( "QPE/Rotation", "rotateDefault()" );
     return res;
 }
 
 
 Transformation Zaurus::rotation() const
 {
     Transformation rot;
     int handle = 0;
     int retval = 0;
 
     switch ( d->m_model ) {
         case Model_Zaurus_SLC7x0:
             handle = ::open("/dev/apm_bios", O_RDWR|O_NONBLOCK);
             if (handle == -1) {
                 return Rot270;
             } else {
                 retval = ::ioctl(handle, SHARP_IOCTL_GET_ROTATION);
                 ::close (handle);
 
                 if (retval == 2 )
                     rot = Rot0;
                 else
                     rot = Rot270;
             }
             break;
         case Model_Zaurus_SLA300:
         case Model_Zaurus_SLB600:
         case Model_Zaurus_SL5500:
         case Model_Zaurus_SL5000:
         default:
             rot = d->m_rotation;
             break;
     }
 
     return rot;
 }
 ODirection Zaurus::direction() const
 {
     ODirection dir;
     int handle = 0;
     int retval = 0;
     switch ( d->m_model ) {
         case Model_Zaurus_SLC7x0:
             handle = ::open("/dev/apm_bios", O_RDWR|O_NONBLOCK);
             if (handle == -1) {
                 dir = CW;
             } else {
                 retval = ::ioctl(handle, SHARP_IOCTL_GET_ROTATION);
                 ::close (handle);
                 if (retval == 2 )
                     dir = CCW;
                 else
                     dir = CW;
             }
             break;
         case Model_Zaurus_SLA300:
         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;
 
 }
 
 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;
     }
 }
 
 bool Zaurus::hasHingeSensor() const
 {
     return d->m_model == Model_Zaurus_SLC7x0;
 }
 
 OHingeStatus Zaurus::readHingeSensor()
 {
     int handle = ::open("/dev/apm_bios", O_RDWR|O_NONBLOCK);
     if (handle == -1)
     {
         qWarning("Zaurus::readHingeSensor() - failed (%s)", "unknown reason" ); //FIXME: use strerror
         return CASE_UNKNOWN;
     }
     else
     {
         int retval = ::ioctl(handle, SHARP_IOCTL_GET_ROTATION);
         ::close (handle);
         if ( retval == CASE_CLOSED || retval == CASE_PORTRAIT || retval == CASE_LANDSCAPE )
         {
             qDebug( "Zaurus::readHingeSensor() - result = %d", retval );
             return static_cast<OHingeStatus>( retval );
         }
         else
         {
             qWarning("Zaurus::readHingeSensor() - couldn't compute hinge status!" );
             return CASE_UNKNOWN;
         }
     }
 }
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
@@ -1,139 +1,137 @@
 /*
                              This file is part of the Opie Project
                              Copyright (C) The Opie Team <opie-devel@handhelds.org>
               =.             Copyright (C) 2003-2005 Michael 'Mickey' Lauer <mickey@Vanille.de>
             .=l.
            .>+-=
  _;:,     .>    :=|.         This program is free software; you can
 .> <`_,   >  .   <=          redistribute it and/or  modify it under
 :`=1 )Y*s>-.--   :           the terms of the GNU Library General Public
 .="- .-=="i,     .._         License as published by the Free Software
  - .   .-<_>     .<>         Foundation; either version 2 of the License,
      ._= =}       :          or (at your option) any later version.
     .%`+i>       _;_.
     .i_,=:_.      -<s.       This program is distributed in the hope that
      +  .  -:.       =       it will be useful,  but WITHOUT ANY WARRANTY;
     : ..    .:,     . . .    without even the implied warranty of
     =_        +     =;=|`    MERCHANTABILITY or FITNESS FOR A
   _.=:.       :    :=>`:     PARTICULAR PURPOSE. See the GNU
 ..}^=.=       =       ;      Library General Public License for more
 ++=   -.     .`     .:       details.
  :     =  ...= . :.=-
  -.   .:....=;==+<;          You should have received a copy of the GNU
   -_. . .   )=.  =           Library General Public License along with
     --        :-=`           this library; see the file COPYING.LIB.
                              If not, write to the Free Software Foundation,
                              Inc., 59 Temple Place - Suite 330,
                              Boston, MA 02111-1307, USA.
 */
 
 #ifndef ODEVICE_ZAURUS
 #define ODEVICE_ZAURUS
 
 #include <opie2/odevice.h>
 
 #ifndef ARRAY_SIZE
 #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
 #endif
 
 // _IO and friends are only defined in kernel headers ...
 #define OD_IOC(dir,type,number,size)    (( dir << 30 ) | ( type << 8 ) | ( number ) | ( size << 16 ))
 #define OD_IO(type,number)              OD_IOC(0,type,number,0)
 #define OD_IOW(type,number,size)        OD_IOC(1,type,number,sizeof(size))
 #define OD_IOR(type,number,size)        OD_IOC(2,type,number,sizeof(size))
 #define OD_IORW(type,number,size)       OD_IOC(3,type,number,sizeof(size))
 
 // Audio
 #define SHARP_DEV_IOCTL_COMMAND_START 0x5680
 
 #define SHARP_BUZZER_IOCTL_START (SHARP_DEV_IOCTL_COMMAND_START)
 #define SHARP_BUZZER_MAKESOUND   (SHARP_BUZZER_IOCTL_START)
 
 #define SHARP_BUZ_TOUCHSOUND       1  /* touch panel sound */
 #define SHARP_BUZ_KEYSOUND         2  /* key sound */
 #define SHARP_BUZ_SCHEDULE_ALARM  11  /* schedule alarm */
 
 #define SHARP_BUZZER_SETVOLUME   (SHARP_BUZZER_IOCTL_START+1)
 #define SHARP_BUZZER_GETVOLUME   (SHARP_BUZZER_IOCTL_START+2)
 #define SHARP_BUZZER_ISSUPPORTED (SHARP_BUZZER_IOCTL_START+3)
 #define SHARP_BUZZER_SETMUTE     (SHARP_BUZZER_IOCTL_START+4)
 #define SHARP_BUZZER_STOPSOUND   (SHARP_BUZZER_IOCTL_START+5)
 
 // LED
 #define SHARP_LED_IOCTL_START (SHARP_DEV_IOCTL_COMMAND_START)
 #define SHARP_LED_SETSTATUS   (SHARP_LED_IOCTL_START+1)
 #define SHARP_LED_MAIL_EXISTS  9     /* mail status (exists or not) */
 
 #define LED_MAIL_NO_UNREAD_MAIL  0   /* for SHARP_LED_MAIL_EXISTS */
 #define LED_MAIL_NEWMAIL_EXISTS  1   /* for SHARP_LED_MAIL_EXISTS */
 #define LED_MAIL_UNREAD_MAIL_EX  2   /* for SHARP_LED_MAIL_EXISTS */
 
 // Rotation and Power Management
 #define SHARP_IOCTL_GET_ROTATION 0x413c
 
 #define APM_IOCGEVTSRC          OD_IOR( 'A', 203, int )
 #define APM_IOCSEVTSRC          OD_IORW( 'A', 204, int )
 #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 {
 namespace Internal {
 class Zaurus : public ODevice
 {
   protected:
     virtual void init(const QString&);
     virtual void initButtons();
 
   public:
     virtual bool setSoftSuspend ( bool soft );
 
     virtual bool setDisplayBrightness ( int b );
+    virtual bool setDisplayStatus( bool on );
     virtual int displayBrightnessResolution() const;
 
     virtual void playAlarmSound();
     virtual void playKeySound();
     virtual void playTouchSound();
 
     virtual QValueList <OLed> ledList() const;
     virtual QValueList <OLedState> ledStateList ( OLed led ) const;
     virtual OLedState ledState( OLed led ) const;
     virtual bool setLedState( OLed led, OLedState st );
 
     virtual bool hasHingeSensor() const;
     virtual OHingeStatus readHingeSensor();
 
     virtual bool suspend();
     virtual Transformation rotation() const;
     virtual ODirection direction() const;
 
   protected:
     virtual void buzzer ( int snd );
 
     OLedState m_leds [1];
     bool m_embedix;
 };
 
 struct z_button {
     Qt::Key code;
     char *utext;
     char *pix;
     char *fpressedservice;
     char *fpressedaction;
     char *fheldservice;
     char *fheldaction;
 };
 }
 }
 }
 #endif