From 92f687ba5efdd1a15f23fb62da85663518e1afed Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Thu, 23 May 2013 12:58:04 -0700 Subject: [PATCH] staging: comedi: usbduxsigma: remove usbdux_pwm_read() The comment says its not needed, just remove it. Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/usbduxsigma.c | 9 --------- 1 file changed, 9 deletions(-) diff --git a/drivers/staging/comedi/drivers/usbduxsigma.c b/drivers/staging/comedi/drivers/usbduxsigma.c index f96e0a77194b..83d7b61e1c90 100644 --- a/drivers/staging/comedi/drivers/usbduxsigma.c +++ b/drivers/staging/comedi/drivers/usbduxsigma.c @@ -1386,14 +1386,6 @@ static int usbdux_pwm_write(struct comedi_device *dev, return usbdux_pwm_pattern(dev, s, CR_CHAN(insn->chanspec), data[0], 0); } -static int usbdux_pwm_read(struct comedi_device *x1, - struct comedi_subdevice *x2, struct comedi_insn *x3, - unsigned int *x4) -{ - /* not needed */ - return -EINVAL; -}; - static int usbduxsigma_pwm_config(struct comedi_device *dev, struct comedi_subdevice *s, struct comedi_insn *insn, @@ -1552,7 +1544,6 @@ static int usbduxsigma_attach_common(struct comedi_device *dev) s->n_chan = 8; s->maxdata = devpriv->sizePwmBuf; s->insn_write = usbdux_pwm_write; - s->insn_read = usbdux_pwm_read; s->insn_config = usbduxsigma_pwm_config; usbdux_pwm_period(dev, s, PWM_DEFAULT_PERIOD); -- 2.39.5