diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c | 19 |
1 files changed, 7 insertions, 12 deletions
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c index 1449b92403e2..3c9eec84f0eb 100644 --- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c +++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c @@ -1391,7 +1391,7 @@ static int i_APCI3120_CommandAnalogInput(struct comedi_device *dev, */ static void v_APCI3120_InterruptDmaMoveBlock16bit(struct comedi_device *dev, struct comedi_subdevice *s, - short *dma_buffer, + unsigned short *dma_buffer, unsigned int num_samples) { struct addi_private *devpriv = dev->private; @@ -2175,21 +2175,16 @@ static int apci3120_do_insn_bits(struct comedi_device *dev, unsigned int *data) { struct addi_private *devpriv = dev->private; - unsigned int mask = data[0]; - unsigned int bits = data[1]; - unsigned int val; - /* The do channels are bits 7:4 of the do register */ - val = devpriv->b_DigitalOutputRegister >> 4; - if (mask) { - val &= ~mask; - val |= (bits & mask); - devpriv->b_DigitalOutputRegister = val << 4; + if (comedi_dio_update_state(s, data)) { + /* The do channels are bits 7:4 of the do register */ + devpriv->b_DigitalOutputRegister = s->state << 4; - outb(val << 4, devpriv->iobase + APCI3120_DIGITAL_OUTPUT); + outb(devpriv->b_DigitalOutputRegister, + devpriv->iobase + APCI3120_DIGITAL_OUTPUT); } - data[1] = val; + data[1] = s->state; return insn->n; } |