unsigned char chanlistlen;      /* number of scanlist */
 #endif
        unsigned char ai_ctrl;
-       unsigned char IntControlReg;    /* Interrupt control register */
+       unsigned char int_ctrl;
        unsigned char ai_cfg;
        char ai_neverending;            /* we do unlimited AI */
        unsigned int ai_do;             /* what do AI? 0=nothing, 1 to 4 mode */
        if (source > 3)
                return -1;                              /* incorrect source */
        devpriv->exttrg_users |= (1 << source);
-       devpriv->IntControlReg |= PCI9118_INT_CTRL_DTRG;
-       outl(devpriv->IntControlReg, dev->iobase + PCI9118_INT_CTRL_REG);
+       devpriv->int_ctrl |= PCI9118_INT_CTRL_DTRG;
+       outl(devpriv->int_ctrl, dev->iobase + PCI9118_INT_CTRL_REG);
        outl(inl(devpriv->iobase_a + AMCC_OP_REG_INTCSR) | 0x1f00,
                                        devpriv->iobase_a + AMCC_OP_REG_INTCSR);
                                                        /* allow INT in AMCC */
                return -1;                      /* incorrect source */
        devpriv->exttrg_users &= ~(1 << source);
        if (!devpriv->exttrg_users) {   /* shutdown ext trg intterrupts */
-               devpriv->IntControlReg &= ~PCI9118_INT_CTRL_DTRG;
-               if (!devpriv->IntControlReg)    /* all IRQ disabled */
+               devpriv->int_ctrl &= ~PCI9118_INT_CTRL_DTRG;
+               if (!devpriv->int_ctrl) /* all IRQ disabled */
                        outl(inl(devpriv->iobase_a + AMCC_OP_REG_INTCSR) &
                                        (~0x00001f00),
                                        devpriv->iobase_a + AMCC_OP_REG_INTCSR);
                                                /* disable int in AMCC */
-               outl(devpriv->IntControlReg,
-                    dev->iobase + PCI9118_INT_CTRL_REG);
+               outl(devpriv->int_ctrl, dev->iobase + PCI9118_INT_CTRL_REG);
        }
        return 0;
 }
        devpriv->ai_neverending = 0;
        devpriv->dma_actbuf = 0;
 
-       if (!devpriv->IntControlReg)
+       if (!devpriv->int_ctrl)
                outl(inl(devpriv->iobase_a + AMCC_OP_REG_INTCSR) | 0x1f00,
                                        devpriv->iobase_a + AMCC_OP_REG_INTCSR);
                                                        /* allow INT in AMCC */
        devpriv->ai12_startstop &= ~START_AI_INT;
        s->async->inttrig = NULL;
 
-       outl(devpriv->IntControlReg, dev->iobase + PCI9118_INT_CTRL_REG);
+       outl(devpriv->int_ctrl, dev->iobase + PCI9118_INT_CTRL_REG);
        outl(devpriv->ai_cfg, dev->iobase + PCI9118_AI_CFG_REG);
        if (devpriv->ai_do != 3) {
                pci9118_start_pacer(dev, devpriv->ai_do);
                                                /* activate EXT trigger */
 
        if ((devpriv->ai_do == 1) || (devpriv->ai_do == 2))
-               devpriv->IntControlReg |= PCI9118_INT_CTRL_TIMER;
+               devpriv->int_ctrl |= PCI9118_INT_CTRL_TIMER;
 
        devpriv->ai_ctrl |= PCI9118_AI_CTRL_INT;
 
                                                        /* allow INT in AMCC */
 
        if (!(devpriv->ai12_startstop & (START_AI_EXT | START_AI_INT))) {
-               outl(devpriv->IntControlReg,
-                    dev->iobase + PCI9118_INT_CTRL_REG);
+               outl(devpriv->int_ctrl, dev->iobase + PCI9118_INT_CTRL_REG);
                outl(devpriv->ai_cfg, dev->iobase + PCI9118_AI_CFG_REG);
                if (devpriv->ai_do != 3) {
                        pci9118_start_pacer(dev, devpriv->ai_do);
                        devpriv->ai_ctrl |= PCI9118_AI_CTRL_SOFTG;
                }
-               outl(devpriv->IntControlReg,
-                    dev->iobase + PCI9118_INT_CTRL_REG);
+               outl(devpriv->int_ctrl, dev->iobase + PCI9118_INT_CTRL_REG);
        }
 
        return 0;
 
        if (!(devpriv->ai12_startstop & (START_AI_EXT | START_AI_INT))) {
                outl(devpriv->ai_cfg, dev->iobase + PCI9118_AI_CFG_REG);
-               outl(devpriv->IntControlReg,
-                    dev->iobase + PCI9118_INT_CTRL_REG);
+               outl(devpriv->int_ctrl, dev->iobase + PCI9118_INT_CTRL_REG);
                if (devpriv->ai_do != 3) {
                        pci9118_start_pacer(dev, devpriv->ai_do);
                        devpriv->ai_ctrl |= PCI9118_AI_CTRL_SOFTG;