diff options
| -rw-r--r-- | drivers/staging/comedi/drivers/s626.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/staging/comedi/drivers/s626.c b/drivers/staging/comedi/drivers/s626.c index 733e62ba798..7c51754d8a7 100644 --- a/drivers/staging/comedi/drivers/s626.c +++ b/drivers/staging/comedi/drivers/s626.c @@ -161,6 +161,7 @@ static void s626_mc_enable(struct comedi_device *dev, struct s626_private *devpriv = dev->private; unsigned int val = (cmd << 16) | cmd; + mmiowb(); writel(val, devpriv->mmio + reg); } @@ -170,6 +171,7 @@ static void s626_mc_disable(struct comedi_device *dev, struct s626_private *devpriv = dev->private; writel(cmd << 16 , devpriv->mmio + reg); + mmiowb(); } static bool s626_mc_test(struct comedi_device *dev, |