workbench/hidds/nouveau/nouveaui2c.c

   1 /*
   2     Copyright © 2010, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #include "drmP.h"
   7 #include "nouveau_intern.h"
   8 #include "nouveau_i2c.h"
   9
  10 #include <aros/symbolsets.h>
  11 #include <aros/debug.h>
  12 #include <proto/exec.h>
  13 #include <proto/utility.h>
  14 #include <proto/oop.h>
  15
  16 #undef HiddI2CNouveauAttrBase
  17 #define HiddI2CNouveauAttrBase (SD(cl)->i2cNouveauAttrBase)
  18
  19 OOP_Object * METHOD(NouveauI2C, Root, New)
  20 {
  21     o = (OOP_Object *)OOP_DoSuperMethod(cl, o, (OOP_Msg)msg);
  22
  23     if(o)
  24     {
  25         struct HIDDNouveauI2CData * i2cdata = OOP_INST_DATA(cl, o);
  26
  27         i2cdata->i2c_chan = GetTagData(aHidd_I2C_Nouveau_Chan, (IPTR)0, msg->attrList);
  28
  29         if (i2cdata->i2c_chan == (IPTR)0)
  30         {
  31             /* Fail creation of driver is nouveau_i2c_chan was not passed */
  32             OOP_MethodID disp_mid = OOP_GetMethodID((STRPTR)IID_Root, moRoot_Dispose);
  33             OOP_CoerceMethod(cl, o, (OOP_Msg) &disp_mid);
  34             o = NULL;
  35         }
  36     }
  37
  38     return o;
  39 }
  40
  41 void METHOD(NouveauI2C, Hidd_I2C, PutBits)
  42 {
  43     struct HIDDNouveauI2CData * i2cdata = OOP_INST_DATA(cl, o);
  44     struct nouveau_i2c_chan * i2c_chan = (struct nouveau_i2c_chan *)i2cdata->i2c_chan;
  45
  46     i2c_chan->bit.setsda(i2c_chan, msg->sda);
  47     i2c_chan->bit.setscl(i2c_chan, msg->scl);
  48 }
  49
  50 void METHOD(NouveauI2C, Hidd_I2C, GetBits)
  51 {
  52     struct HIDDNouveauI2CData * i2cdata = OOP_INST_DATA(cl, o);
  53     struct nouveau_i2c_chan * i2c_chan = (struct nouveau_i2c_chan *)i2cdata->i2c_chan;
  54
  55     *msg->sda = i2c_chan->bit.getsda(i2c_chan);
  56     *msg->scl = i2c_chan->bit.getscl(i2c_chan);
  57 }
  58
  59 ADD2LIBS((STRPTR)"i2c.hidd", 0, static struct Library *, I2CBase);