From: H Hartley Sweeten Date: Tue, 29 Apr 2014 19:59:59 +0000 (-0700) Subject: staging: comedi: das16: clarify 8254 timer programming X-Git-Tag: next-20140506~16^2~29 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=8383b8c4a9b81ad5fa446a9b4c9bd5ac4b382c2a;p=karo-tx-linux.git staging: comedi: das16: clarify 8254 timer programming Refactor the 8254 timer programming to use the i8254_set_mode() and i8254_write() helpers instead of i8254_load(). This allows us to use the I8254_MODE* defines to clarify the code. Signed-off-by: H Hartley Sweeten Reviewed-by: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/comedi/drivers/das16.c b/drivers/staging/comedi/drivers/das16.c index eb774c3ef17f..a18c6b696ecf 100644 --- a/drivers/staging/comedi/drivers/das16.c +++ b/drivers/staging/comedi/drivers/das16.c @@ -740,9 +740,10 @@ static unsigned int das16_set_pacer(struct comedi_device *dev, unsigned int ns, &devpriv->divisor1, &devpriv->divisor2, &ns, rounding_flags); - /* Write the values of ctr1 and ctr2 into counters 1 and 2 */ - i8254_load(timer_base, 0, 1, devpriv->divisor1, 2); - i8254_load(timer_base, 0, 2, devpriv->divisor2, 2); + i8254_set_mode(timer_base, 0, 1, I8254_MODE2 | I8254_BINARY); + i8254_set_mode(timer_base, 0, 2, I8254_MODE2 | I8254_BINARY); + i8254_write(timer_base, 0, 1, devpriv->divisor1); + i8254_write(timer_base, 0, 2, devpriv->divisor2); return ns; }