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path: root/drivers/staging/comedi/drivers/ni_660x.c
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Diffstat (limited to 'drivers/staging/comedi/drivers/ni_660x.c')
-rw-r--r--drivers/staging/comedi/drivers/ni_660x.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/staging/comedi/drivers/ni_660x.c b/drivers/staging/comedi/drivers/ni_660x.c
index 405573e927cf..4ee9b260eab0 100644
--- a/drivers/staging/comedi/drivers/ni_660x.c
+++ b/drivers/staging/comedi/drivers/ni_660x.c
@@ -320,7 +320,6 @@ static inline void ni_660x_set_dma_channel(struct comedi_device *dev,
ni_660x_write(dev, chip, devpriv->dma_cfg[chip] |
NI660X_DMA_CFG_RESET(mite_channel),
NI660X_DMA_CFG);
- mmiowb();
}
static inline void ni_660x_unset_dma_channel(struct comedi_device *dev,
@@ -333,7 +332,6 @@ static inline void ni_660x_unset_dma_channel(struct comedi_device *dev,
devpriv->dma_cfg[chip] &= ~NI660X_DMA_CFG_SEL_MASK(mite_channel);
devpriv->dma_cfg[chip] |= NI660X_DMA_CFG_SEL_NONE(mite_channel);
ni_660x_write(dev, chip, devpriv->dma_cfg[chip], NI660X_DMA_CFG);
- mmiowb();
}
static int ni_660x_request_mite_channel(struct comedi_device *dev,