VGArCR
r = VGArCR(chan->reg, chan->par);
return (VGArCR(chan->reg, chan->par) & PROSAVAGE_I2C_SCL_IN) ? 1 : 0;
return (VGArCR(chan->reg, chan->par) & PROSAVAGE_I2C_SDA_IN) ? 1 : 0;
if (par->pcidev->revision > 1 && !(VGArCR(0xa6, par) & 0x40))
r = VGArCR(chan->reg, chan->par);
unsigned char cr6b = VGArCR(0x6b, par);