[PATCH 10/22] staging: comedi: s626: remove MC_DISABLE macro
H Hartley Sweeten
hsweeten at visionengravers.com
Fri Mar 22 22:57:40 UTC 2013
This macro relies on a local variable having a specific name. Replace
it with a new helper function, s626_mc_disable().
Signed-off-by: H Hartley Sweeten <hsweeten at visionengravers.com>
Cc: Ian Abbott <abbotti at mev.co.uk>
Cc: Greg Kroah-Hartman <gregkh at linuxfoundation.org>
---
drivers/staging/comedi/drivers/s626.c | 20 +++++++++++++-------
1 file changed, 13 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/comedi/drivers/s626.c b/drivers/staging/comedi/drivers/s626.c
index a6450ff..138a943 100644
--- a/drivers/staging/comedi/drivers/s626.c
+++ b/drivers/staging/comedi/drivers/s626.c
@@ -150,7 +150,13 @@ static void s626_mc_enable(struct comedi_device *dev,
writel(val, devpriv->base_addr + reg);
}
-#define MC_DISABLE(REGADRS, CTRLWORD) writel((uint32_t)(CTRLWORD) << 16 , devpriv->base_addr+(REGADRS))
+static void s626_mc_disable(struct comedi_device *dev,
+ unsigned int cmd, unsigned int reg)
+{
+ struct s626_private *devpriv = dev->private;
+
+ writel(cmd << 16 , devpriv->base_addr + reg);
+}
#define MC_TEST(REGADRS, CTRLWORD) ((readl(devpriv->base_addr+(REGADRS)) & CTRLWORD) != 0)
@@ -851,8 +857,8 @@ static bool handle_eos_interrupt(struct comedi_device *dev)
if (devpriv->ai_sample_count <= 0) {
devpriv->ai_cmd_running = 0;
- /* Stop RPS program. */
- MC_DISABLE(P_MC1, MC1_ERPS1);
+ /* Stop RPS program */
+ s626_mc_disable(dev, MC1_ERPS1, P_MC1);
/* send end of acquisition */
async->events |= COMEDI_CB_EOA;
@@ -926,8 +932,8 @@ static void ResetADC(struct comedi_device *dev, uint8_t *ppl)
uint32_t LocalPPL;
struct comedi_cmd *cmd = &(dev->subdevices->async->cmd);
- /* Stop RPS program in case it is currently running. */
- MC_DISABLE(P_MC1, MC1_ERPS1);
+ /* Stop RPS program in case it is currently running */
+ s626_mc_disable(dev, MC1_ERPS1, P_MC1);
/* Set starting logical address to write RPS commands. */
pRPS = (uint32_t *) devpriv->RPSBuf.LogicalBase;
@@ -1574,8 +1580,8 @@ static int s626_ai_cancel(struct comedi_device *dev, struct comedi_subdevice *s)
{
struct s626_private *devpriv = dev->private;
- /* Stop RPS program in case it is currently running. */
- MC_DISABLE(P_MC1, MC1_ERPS1);
+ /* Stop RPS program in case it is currently running */
+ s626_mc_disable(dev, MC1_ERPS1, P_MC1);
/* disable master interrupt */
writel(0, devpriv->base_addr + P_IER);
--
1.8.1.4
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