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author | Deepak R Varma <mh12gx2825@gmail.com> | 2020-03-11 02:55:48 +0530 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-03-11 08:04:54 +0100 |
commit | 05ffb11ca7e2c24364cb353265d6ce586fd83990 (patch) | |
tree | 8f8f9a1e717ab6da0d5a9cf14375affe874a70cb /drivers/staging/comedi | |
parent | c9edd297541676b26a35e566c286a322f15b2b6a (diff) | |
download | linux-05ffb11ca7e2c24364cb353265d6ce586fd83990.tar.gz linux-05ffb11ca7e2c24364cb353265d6ce586fd83990.tar.bz2 linux-05ffb11ca7e2c24364cb353265d6ce586fd83990.zip |
staging: comedi: dt282x: remove old unused code
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>
Diffstat (limited to 'drivers/staging/comedi')
-rw-r--r-- | drivers/staging/comedi/drivers/dt282x.c | 30 |
1 files changed, 1 insertions, 29 deletions
diff --git a/drivers/staging/comedi/drivers/dt282x.c b/drivers/staging/comedi/drivers/dt282x.c index e15e33ed94ae..89dc84d3c803 100644 --- a/drivers/staging/comedi/drivers/dt282x.c +++ b/drivers/staging/comedi/drivers/dt282x.c @@ -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); |