diff options
| -rw-r--r-- | drivers/staging/comedi/drivers/pcl812.c | 31 |
1 files changed, 6 insertions, 25 deletions
diff --git a/drivers/staging/comedi/drivers/pcl812.c b/drivers/staging/comedi/drivers/pcl812.c index e31cf44faa33..804174b573c2 100644 --- a/drivers/staging/comedi/drivers/pcl812.c +++ b/drivers/staging/comedi/drivers/pcl812.c @@ -1088,7 +1088,6 @@ static int pcl812_attach(struct comedi_device *dev, struct comedi_devconfig *it) const struct pcl812_board *board = comedi_board(dev); struct pcl812_private *devpriv; int ret, subdev; - unsigned int irq; unsigned int dma; unsigned long pages; struct comedi_subdevice *s; @@ -1102,31 +1101,13 @@ static int pcl812_attach(struct comedi_device *dev, struct comedi_devconfig *it) if (!devpriv) return -ENOMEM; - irq = 0; - if (board->IRQbits != 0) { /* board support IRQ */ - irq = it->options[1]; - if (irq) { /* we want to use IRQ */ - if (((1 << irq) & board->IRQbits) == 0) { - printk - (", IRQ %u is out of allowed range, " - "DISABLING IT", irq); - irq = 0; /* Bad IRQ */ - } else { - if (request_irq(irq, interrupt_pcl812, 0, - dev->board_name, dev)) { - printk - (", unable to allocate IRQ %u, " - "DISABLING IT", irq); - irq = 0; /* Can't use IRQ */ - } else { - printk(KERN_INFO ", irq=%u", irq); - } - } - } + if ((1 << it->options[1]) & board->IRQbits) { + ret = request_irq(it->options[1], interrupt_pcl812, 0, + dev->board_name, dev); + if (ret == 0) + dev->irq = it->options[1]; } - dev->irq = irq; - dma = 0; devpriv->dma = dma; if (!dev->irq) @@ -1395,7 +1376,7 @@ no_dma: break; case boardA821: devpriv->max_812_ai_mode0_rangewait = 1; - devpriv->mode_reg_int = (irq << 4) & 0xf0; + devpriv->mode_reg_int = (dev->irq << 4) & 0xf0; break; case boardPCL813B: case boardPCL813: |