Clear the gate and trig bits in the common code path.
Signed-off-by: H Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
Cc: Ian Abbott <abbotti@xxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
index dc738b2..1315554 100644
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
+++ b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c
@@ -147,16 +147,15 @@ static int apci1564_counter_insn_write(struct comedi_device *dev,
unsigned int ctrl;
ctrl = inl(iobase + ADDI_TCW_CTRL_REG);
+ ctrl &= ~(ADDI_TCW_CTRL_GATE | ADDI_TCW_CTRL_TRIG);
switch (data[1]) {
case 0: /* Stops the Counter subdevice */
ctrl = 0;
break;
case 1: /* Start the Counter subdevice */
- ctrl &= ~(ADDI_TCW_CTRL_GATE | ADDI_TCW_CTRL_TRIG);
ctrl |= ADDI_TCW_CTRL_ENA;
break;
case 2: /* Clears the Counter subdevice */
- ctrl &= ~(ADDI_TCW_CTRL_GATE | ADDI_TCW_CTRL_TRIG);
ctrl |= ADDI_TCW_CTRL_GATE;
break;
}
--
2.4.3
_______________________________________________
devel mailing list
devel@xxxxxxxxxxxxxxxxxxxxxx
http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel
