From 02818bba43fea7d25b09d7b6886ea50c7293fc7e Mon Sep 17 00:00:00 2001 From: H Hartley Sweeten Date: Tue, 10 Jul 2012 16:49:28 -0700 Subject: [PATCH] staging: comedi: rtd520: remove RtdAdcStart macro This macro uses the 'devpriv' macro which relies on a local variable having a specific name. Plus it's just a wrapper around a simple 'writel'. Remove the macro. Signed-off-by: H Hartley Sweeten Cc: Ian Abbott Signed-off-by: Greg Kroah-Hartman --- drivers/staging/comedi/drivers/rtd520.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/staging/comedi/drivers/rtd520.c b/drivers/staging/comedi/drivers/rtd520.c index 1face9876708..b76bb75e0113 100644 --- a/drivers/staging/comedi/drivers/rtd520.c +++ b/drivers/staging/comedi/drivers/rtd520.c @@ -406,10 +406,6 @@ struct rtdPrivate { /* Macros to access registers */ -/* Start single ADC conversion */ -#define RtdAdcStart(dev) \ - writew(0, devpriv->las0+LAS0_ADC) - /* Read one ADC data value (12bit (with sign extend) as 16bit) */ /* Note: matches what DMA would get. Actual value >> 3 */ #define RtdAdcFifoGet(dev) \ @@ -771,7 +767,7 @@ static int rtd520_probe_fifo_depth(struct comedi_device *dev) for (i = 0; i < limit; ++i) { unsigned fifo_status; /* trigger conversion */ - RtdAdcStart(dev); + writew(0, devpriv->las0 + LAS0_ADC); udelay(1); fifo_status = RtdFifoStatus(dev); if ((fifo_status & FS_ADC_HEMPTY) == 0) { @@ -822,7 +818,7 @@ static int rtd_ai_rinsn(struct comedi_device *dev, for (n = 0; n < insn->n; n++) { s16 d; /* trigger conversion */ - RtdAdcStart(dev); + writew(0, devpriv->las0 + LAS0_ADC); for (ii = 0; ii < RTD_ADC_TIMEOUT; ++ii) { stat = RtdFifoStatus(dev); -- 2.39.5