Commit c6288a3b authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: hwdrv_apci1564: tidy up apci1564_counter_insn_write() 



Clear the gate and trig bits in the common code path.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Reviewed-by: default avatarIan Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 1f5d767f

drivers/staging/comedi/drivers/addi-data/hwdrv_apci1564.c

+1 −2
Original line number Diff line number Diff line
@@ -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;

	}