diff options
Diffstat (limited to 'drivers/staging/comedi/drivers/vmk80xx.c')
| -rw-r--r-- | drivers/staging/comedi/drivers/vmk80xx.c | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c index 4f32bad0136f..ba4fd5202791 100644 --- a/drivers/staging/comedi/drivers/vmk80xx.c +++ b/drivers/staging/comedi/drivers/vmk80xx.c @@ -750,55 +750,6 @@ static int vmk80xx_di_insn_read(struct comedi_device *dev, return n; } -static int vmk80xx_do_insn_write(struct comedi_device *dev, - struct comedi_subdevice *s, - struct comedi_insn *insn, - unsigned int *data) -{ - struct vmk80xx_private *devpriv = dev->private; - int chan; - unsigned char *tx_buf; - int reg; - int cmd; - int n; - - n = rudimentary_check(devpriv, DIR_OUT); - if (n) - return n; - - down(&devpriv->limit_sem); - chan = CR_CHAN(insn->chanspec); - - tx_buf = devpriv->usb_tx_buf; - - for (n = 0; n < insn->n; n++) { - if (devpriv->model == VMK8055_MODEL) { - reg = VMK8055_DO_REG; - cmd = VMK8055_CMD_WRT_AD; - if (data[n] == 1) - tx_buf[reg] |= (1 << chan); - else - tx_buf[reg] ^= (1 << chan); - } else { /* VMK8061_MODEL */ - reg = VMK8061_DO_REG; - if (data[n] == 1) { - cmd = VMK8061_CMD_SET_DO; - tx_buf[reg] = 1 << chan; - } else { - cmd = VMK8061_CMD_CLR_DO; - tx_buf[reg] = 0xff - (1 << chan); - } - } - - if (vmk80xx_write_packet(devpriv, cmd)) - break; - } - - up(&devpriv->limit_sem); - - return n; -} - static int vmk80xx_do_insn_bits(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, @@ -1209,7 +1160,6 @@ static int vmk80xx_attach_common(struct comedi_device *dev) s->n_chan = 8; s->maxdata = 1; s->range_table = &range_digital; - s->insn_write = vmk80xx_do_insn_write; s->insn_bits = vmk80xx_do_insn_bits; /* Counter subdevice */ |