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Commit 4ced8c64 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: usbduxsigma: tidy up usbdux_pwm_write() 



Rename the function so it has namespace associated with the driver.

Tidy up the comments.

Signed-off-by: default avatarH Hartley Sweeten <hsweeten@visionengravers.com>
Cc: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 92f687ba

drivers/staging/comedi/drivers/usbduxsigma.c

+15 −14
Original line number Diff line number Diff line
@@ -1366,24 +1366,25 @@ static int usbdux_pwm_pattern(struct comedi_device *dev, 
	return 1;

}



static int usbdux_pwm_write(struct comedi_device *dev,

static int usbduxsigma_pwm_write(struct comedi_device *dev,

				 struct comedi_subdevice *s,

			    struct comedi_insn *insn, unsigned int *data)

				 struct comedi_insn *insn,

				 unsigned int *data)

{

	if ((insn->n) != 1) {

	unsigned int chan = CR_CHAN(insn->chanspec);



	/*

		 * doesn't make sense to have more than one value here because

		 * it would just overwrite the PWM buffer a couple of times

	 * It doesn't make sense to support more than one value here

	 * because it would just overwrite the PWM buffer.

	 */

	if (insn->n != 1)

		return -EINVAL;

	}



	/*

	 * the sign is set via a special INSN only, this gives us 8 bits for

	 * normal operation

	 * relay sign 0 by default

	 * The sign is set via a special INSN only, this gives us 8 bits

	 * for normal operation, sign is 0 by default.

	 */

	return usbdux_pwm_pattern(dev, s, CR_CHAN(insn->chanspec), data[0], 0);

	return usbdux_pwm_pattern(dev, s, chan, data[0], 0);

}



static int usbduxsigma_pwm_config(struct comedi_device *dev,
@@ -1543,7 +1544,7 @@ static int usbduxsigma_attach_common(struct comedi_device *dev) 
		s->subdev_flags	= SDF_WRITABLE | SDF_PWM_HBRIDGE;

		s->n_chan	= 8;

		s->maxdata	= devpriv->sizePwmBuf;

		s->insn_write	= usbdux_pwm_write;

		s->insn_write	= usbduxsigma_pwm_write;

		s->insn_config	= usbduxsigma_pwm_config;



		usbdux_pwm_period(dev, s, PWM_DEFAULT_PERIOD);