diff options
| -rw-r--r-- | drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c | 3 |
1 files changed, 1 insertions, 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 dc738b26c60a..1315554fb096 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; } |