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staging: comedi: dt282x: remove old unused code

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There are two #if 0 blocks that have no recent history of any change.
Remove those code blocks for improved readability of the code.

Signed-off-by: Deepak R Varma <mh12gx2825@gmail.com>
Link: https://lore.kernel.org/r/20200310212545.GA8914@deeUbuntu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Deepak R Varma 2020-03-11 02:55:48 +05:30 committed by Greg Kroah-Hartman
parent c9edd29754
commit 05ffb11ca7
1 changed files with 1 additions and 29 deletions
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30
drivers/staging/comedi/drivers/dt282x.c
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@ -484,14 +484,7 @@ static void dt282x_ai_dma_interrupt(struct comedi_device *dev,
s->async->events |= COMEDI_CB_EOA;
return;
}
#if 0
/* clear the dual dma flag, making this the last dma segment */
/* XXX probably wrong */
if (!devpriv->ntrig) {
devpriv->supcsr &= ~DT2821_SUPCSR_DDMA;
outw(devpriv->supcsr, dev->iobase + DT2821_SUPCSR_REG);
}
#endif
/* restart the channel */
dt282x_prep_ai_dma(dev, dma->cur_dma, 0);
@ -534,28 +527,7 @@ static irqreturn_t dt282x_interrupt(int irq, void *d)
s_ao->async->events |= COMEDI_CB_ERROR;
handled = 1;
}
#if 0
if (adcsr & DT2821_ADCSR_ADDONE) {
unsigned short data;
data = inw(dev->iobase + DT2821_ADDAT_REG);
data &= s->maxdata;
if (devpriv->ad_2scomp)
data = comedi_offset_munge(s, data);
comedi_buf_write_samples(s, &data, 1);
devpriv->nread--;
if (!devpriv->nread) {
s->async->events |= COMEDI_CB_EOA;
} else {
if (supcsr & DT2821_SUPCSR_SCDN)
outw(devpriv->supcsr | DT2821_SUPCSR_STRIG,
dev->iobase + DT2821_SUPCSR_REG);
}
handled = 1;
}
#endif
comedi_handle_events(dev, s);
if (s_ao)
comedi_handle_events(dev, s_ao);