From c800e51310ad7204260100b978800e2b9828af3d Mon Sep 17 00:00:00 2001 From: Ian Abbott Date: Fri, 5 Jun 2015 18:30:16 +0100 Subject: [PATCH] staging: comedi: das08: rename DAS08_CONTROL The `DAS08_CONTROL` macro contains the offset to the write-only control register. Rename it to `DAS08_CONTROL_REG` and add a comment. Signed-off-by: Ian Abbott Reviewed-by: H Hartley Sweeten Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/das08.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/staging/comedi/drivers/das08.c b/drivers/staging/comedi/drivers/das08.c index eef0456fdc70..b43bc2d6ff5f 100644 --- a/drivers/staging/comedi/drivers/das08.c +++ b/drivers/staging/comedi/drivers/das08.c @@ -67,7 +67,7 @@ #define DAS08_STATUS_IRQ BIT(3) /* latched interrupt input */ /* digital inputs (not "JR" boards) */ #define DAS08_STATUS_DI(x) (((x) & 0x70) >> 4) -#define DAS08_CONTROL 2 +#define DAS08_CONTROL_REG 0x02 /* (W) control */ #define DAS08_MUX_MASK 0x7 #define DAS08_MUX(x) ((x) & DAS08_MUX_MASK) #define DAS08_INTE (1<<3) @@ -240,7 +240,7 @@ static int das08_ai_rinsn(struct comedi_device *dev, struct comedi_subdevice *s, spin_lock(&dev->spinlock); devpriv->do_mux_bits &= ~DAS08_MUX_MASK; devpriv->do_mux_bits |= DAS08_MUX(chan); - outb(devpriv->do_mux_bits, dev->iobase + DAS08_CONTROL); + outb(devpriv->do_mux_bits, dev->iobase + DAS08_CONTROL_REG); spin_unlock(&dev->spinlock); if (devpriv->pg_gainlist) { @@ -305,7 +305,7 @@ static int das08_do_wbits(struct comedi_device *dev, spin_lock(&dev->spinlock); devpriv->do_mux_bits &= ~DAS08_DO_MASK; devpriv->do_mux_bits |= DAS08_OP(s->state); - outb(devpriv->do_mux_bits, dev->iobase + DAS08_CONTROL); + outb(devpriv->do_mux_bits, dev->iobase + DAS08_CONTROL_REG); spin_unlock(&dev->spinlock); } -- 2.34.1