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Commit 95dc140a authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
Browse files

staging: comedi: dt282x: use dev->write_subdev 



Use the dev->write_subdev that was setup in the device attach instead
of accessing the dev->subdevices array directly.

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 9ee0de0e

drivers/staging/comedi/drivers/dt282x.c

+2 −3
Original line number Original line Diff line number Diff line
@@ -306,10 +306,10 @@ static void dt282x_munge(struct comedi_device *dev, unsigned short *buf, 
static void dt282x_ao_dma_interrupt(struct comedi_device *dev)

static void dt282x_ao_dma_interrupt(struct comedi_device *dev)

{

{

	struct dt282x_private *devpriv = dev->private;

	struct dt282x_private *devpriv = dev->private;

	struct comedi_subdevice *s = dev->write_subdev;

	void *ptr;

	void *ptr;

	int size;

	int size;

	int i;

	int i;

	struct comedi_subdevice *s = &dev->subdevices[1];





	outw(devpriv->supcsr | DT2821_CLRDMADNE, dev->iobase + DT2821_SUPCSR);

	outw(devpriv->supcsr | DT2821_CLRDMADNE, dev->iobase + DT2821_SUPCSR);
@@ -449,7 +449,7 @@ static irqreturn_t dt282x_interrupt(int irq, void *d) 
	struct comedi_device *dev = d;

	struct comedi_device *dev = d;

	struct dt282x_private *devpriv = dev->private;

	struct dt282x_private *devpriv = dev->private;

	struct comedi_subdevice *s = dev->read_subdev;

	struct comedi_subdevice *s = dev->read_subdev;

	struct comedi_subdevice *s_ao;

	struct comedi_subdevice *s_ao = dev->write_subdev;

	unsigned int supcsr, adcsr, dacsr;

	unsigned int supcsr, adcsr, dacsr;

	int handled = 0;

	int handled = 0;
@@ -458,7 +458,6 @@ static irqreturn_t dt282x_interrupt(int irq, void *d) 
		return IRQ_HANDLED;

		return IRQ_HANDLED;

	}

	}





	s_ao = &dev->subdevices[1];

	adcsr = inw(dev->iobase + DT2821_ADCSR);

	adcsr = inw(dev->iobase + DT2821_ADCSR);

	dacsr = inw(dev->iobase + DT2821_DACSR);

	dacsr = inw(dev->iobase + DT2821_DACSR);

	supcsr = inw(dev->iobase + DT2821_SUPCSR);

	supcsr = inw(dev->iobase + DT2821_SUPCSR);