diff options
Diffstat (limited to 'drivers/staging')
| -rw-r--r-- | drivers/staging/comedi/drivers/pcmad.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/staging/comedi/drivers/pcmad.c b/drivers/staging/comedi/drivers/pcmad.c index acac6709081..f7991a9e0a7 100644 --- a/drivers/staging/comedi/drivers/pcmad.c +++ b/drivers/staging/comedi/drivers/pcmad.c @@ -34,11 +34,11 @@ Configuration options: [0] - I/O port base [1] - unused [2] - Analog input reference - 0 = single ended - 1 = differential + 0 = single ended + 1 = differential [3] - Analog input encoding (must match jumpers) - 0 = straight binary - 1 = two's complement + 0 = straight binary + 1 = two's complement */ #include <linux/interrupt.h> @@ -113,9 +113,8 @@ static int pcmad_ai_insn_read(struct comedi_device *dev, data[n] = inb(dev->iobase + PCMAD_LSB); data[n] |= (inb(dev->iobase + PCMAD_MSB) << 8); - if (devpriv->twos_comp) { + if (devpriv->twos_comp) data[n] ^= (1 << (this_board->n_ai_bits - 1)); - } } return n; @@ -135,7 +134,7 @@ static int pcmad_attach(struct comedi_device *dev, struct comedi_devconfig *it) unsigned long iobase; iobase = it->options[0]; - printk("comedi%d: pcmad: 0x%04lx ", dev->minor, iobase); + printk(KERN_INFO "comedi%d: pcmad: 0x%04lx ", dev->minor, iobase); if (!request_region(iobase, PCMAD_SIZE, "pcmad")) { printk("I/O port conflict\n"); return -EIO; @@ -166,11 +165,11 @@ static int pcmad_attach(struct comedi_device *dev, struct comedi_devconfig *it) static int pcmad_detach(struct comedi_device *dev) { - printk("comedi%d: pcmad: remove\n", dev->minor); + printk(KERN_INFO "comedi%d: pcmad: remove\n", dev->minor); - if (dev->irq) { + if (dev->irq) free_irq(dev->irq, dev); - } + if (dev->iobase) release_region(dev->iobase, PCMAD_SIZE); |