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staging: comedi: ni_pcidio: remove redundant mite disarm/reset

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The mite_release_channel() will disarm and reset the mite channel.
Remove the redundant calls in ni_pcidio_release_di_mite_channel().

Signed-off-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
H Hartley Sweeten 2016-04-20 10:36:35 -07:00 • committed by Greg Kroah-Hartman
commit eecbadef12
1 changed files with 0 additions and 2 deletions
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drivers/staging/comedi/drivers/ni_pcidio.c
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@ -324,8 +324,6 @@ static void ni_pcidio_release_di_mite_channel(struct comedi_device *dev)
spin_lock_irqsave(&devpriv->mite_channel_lock, flags);
if (devpriv->di_mite_chan) {
mite_dma_disarm(devpriv->di_mite_chan);
mite_dma_reset(devpriv->di_mite_chan);
mite_release_channel(devpriv->di_mite_chan);
devpriv->di_mite_chan = NULL;
writeb(primary_DMAChannel_bits(0) |