[PATCH 14/40] staging: comedi: ni_tio: convert NI_660x_Source_Pin_Clock() to a macro
H Hartley Sweeten
hsweeten at visionengravers.com
Thu Jul 24 17:14:39 UTC 2014
The BUG_ON() in this function can never happen.
For aesthetics, rename this CamelCase inline function and convert it into
a simple macro.
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/ni_tio.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/drivers/staging/comedi/drivers/ni_tio.c b/drivers/staging/comedi/drivers/ni_tio.c
index ee9c853..a7cd59b 100644
--- a/drivers/staging/comedi/drivers/ni_tio.c
+++ b/drivers/staging/comedi/drivers/ni_tio.c
@@ -127,11 +127,7 @@ static inline unsigned NI_660x_RTSI_Clock(unsigned n)
}
static const unsigned ni_660x_max_source_pin = 7;
-static inline unsigned NI_660x_Source_Pin_Clock(unsigned n)
-{
- BUG_ON(n > ni_660x_max_source_pin);
- return 0x2 + n;
-}
+#define NI_660X_SRC_PIN_CLK(x) (0x2 + (x))
/* clock sources for ni e and m series boards, get bits with Gi_Source_Select_Bits() */
enum ni_m_series_clock_source {
@@ -540,7 +536,7 @@ static unsigned ni_660x_source_select_bits(unsigned int clock_source)
for (i = 0; i <= ni_660x_max_source_pin; ++i) {
if (clock_select_bits ==
NI_GPCT_SOURCE_PIN_CLOCK_SRC_BITS(i)) {
- ni_660x_clock = NI_660x_Source_Pin_Clock(i);
+ ni_660x_clock = NI_660X_SRC_PIN_CLK(i);
break;
}
}
@@ -822,7 +818,7 @@ static unsigned ni_660x_clock_src_select(const struct ni_gpct *counter)
if (i <= ni_660x_max_rtsi_channel)
break;
for (i = 0; i <= ni_660x_max_source_pin; ++i) {
- if (input_select == NI_660x_Source_Pin_Clock(i)) {
+ if (input_select == NI_660X_SRC_PIN_CLK(i)) {
clock_source =
NI_GPCT_SOURCE_PIN_CLOCK_SRC_BITS(i);
break;
--
1.9.3
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