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Commit 16b2a378 authored by H Hartley Sweeten's avatar H Hartley Sweeten Committed by Greg Kroah-Hartman
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staging: comedi: ni_65xx: filter interval register is 32-bit 



According to the register programming manual, the filter interval
register is 32-bit. Fix the writes to this register.

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 0f9e5301

drivers/staging/comedi/drivers/ni_65xx.c

+2 −2
Original line number Diff line number Diff line
@@ -299,7 +299,7 @@ static int ni_65xx_config_filter(struct comedi_device *dev, 
		data[1] = interval * filter_resolution_ns;



		if (interval != devpriv->filter_interval) {

			writeb(interval, devpriv->mmio + Filter_Interval);

			writel(interval, devpriv->mmio + Filter_Interval);

			devpriv->filter_interval = interval;

		}
@@ -689,7 +689,7 @@ static int ni_65xx_auto_attach(struct comedi_device *dev, 
	writeb(0x00, devpriv->mmio + Master_Interrupt_Control);



	/* Set filter interval to 0  (32bit reg) */

	writeb(0x00000000, devpriv->mmio + Filter_Interval);

	writel(0x00000000, devpriv->mmio + Filter_Interval);



	ret = request_irq(dev->irq, ni_65xx_interrupt, IRQF_SHARED,

			  "ni_65xx", dev);