[PATCH] staging: comedi: ni_mio_common: fix the ni_write[blw]() functions
H Hartley Sweeten
hsweeten at visionengravers.com
Tue Mar 15 21:48:16 UTC 2016
Memory mapped io (dev->mmio) should not also be writing to the ioport
(dev->iobase) registers. Add the missing 'else' to these functions.
Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbotti at mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
drivers/staging/comedi/drivers/ni_mio_common.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
index d1226c9..dcaf7e8 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -246,24 +246,24 @@ static void ni_writel(struct comedi_device *dev, uint32_t data, int reg)
{
if (dev->mmio)
writel(data, dev->mmio + reg);
-
- outl(data, dev->iobase + reg);
+ else
+ outl(data, dev->iobase + reg);
}
static void ni_writew(struct comedi_device *dev, uint16_t data, int reg)
{
if (dev->mmio)
writew(data, dev->mmio + reg);
-
- outw(data, dev->iobase + reg);
+ else
+ outw(data, dev->iobase + reg);
}
static void ni_writeb(struct comedi_device *dev, uint8_t data, int reg)
{
if (dev->mmio)
writeb(data, dev->mmio + reg);
-
- outb(data, dev->iobase + reg);
+ else
+ outb(data, dev->iobase + reg);
}
static uint32_t ni_readl(struct comedi_device *dev, int reg)
--
2.6.3
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