drivers: counter: gd32_timer: Remove is_bit_mask() implementation
Replace is_bit_mask() with IS_BIT_MASK() and remove the implementation.
@@ -172,17 +172,11 @@ static uint32_t counter_gd32_timer_get_top_value(const struct device *dev)
return get_autoreload_value(dev);
}
-/* Return true if value equals 2^n - 1 */
-static inline bool is_bit_mask(uint32_t val)
-{
- return !(val & (val + 1));
-}
-
static uint32_t ticks_add(uint32_t val1, uint32_t val2, uint32_t top)
{
uint32_t to_top;
- if (likely(is_bit_mask(top))) {
+ if (likely(IS_BIT_MASK(top))) {
return (val1 + val2) & top;
}
@@ -193,7 +187,7 @@ static uint32_t ticks_add(uint32_t val1, uint32_t val2, uint32_t top)
static uint32_t ticks_sub(uint32_t val, uint32_t old, uint32_t top)
{
- if (likely(is_bit_mask(top))) {
+ if (likely(IS_BIT_MASK(top))) {
return (val - old) & top;
}
