static unsigned ni_660x_source_select_bits(unsigned int clock_source)
{
+ unsigned clk_src = clock_source & NI_GPCT_CLOCK_SRC_SELECT_MASK;
unsigned ni_660x_clock;
unsigned i;
- const unsigned clock_select_bits =
- clock_source & NI_GPCT_CLOCK_SRC_SELECT_MASK;
- switch (clock_select_bits) {
+ switch (clk_src) {
case NI_GPCT_TIMEBASE_1_CLOCK_SRC_BITS:
ni_660x_clock = NI_660X_TIMEBASE_1_CLK;
break;
break;
default:
for (i = 0; i <= NI_660X_MAX_RTSI_CHAN; ++i) {
- if (clock_select_bits == NI_GPCT_RTSI_CLOCK_SRC_BITS(i)) {
+ if (clk_src == NI_GPCT_RTSI_CLOCK_SRC_BITS(i)) {
ni_660x_clock = NI_660X_RTSI_CLK(i);
break;
}
if (i <= NI_660X_MAX_RTSI_CHAN)
break;
for (i = 0; i <= NI_660X_MAX_SRC_PIN; ++i) {
- if (clock_select_bits ==
- NI_GPCT_SOURCE_PIN_CLOCK_SRC_BITS(i)) {
+ if (clk_src == NI_GPCT_SOURCE_PIN_CLOCK_SRC_BITS(i)) {
ni_660x_clock = NI_660X_SRC_PIN_CLK(i);
break;
}