#include <linux/io.h>
#include <linux/err.h>
#include <linux/string.h>
+#include <linux/log2.h>
/*
* DOC: basic adjustable divider clock that cannot gate
#define to_clk_divider(_hw) container_of(_hw, struct clk_divider, hw)
-#define div_mask(d) ((1 << (d->width)) - 1)
-#define is_power_of_two(i) !(i & ~i)
+#define div_mask(d) ((1 << ((d)->width)) - 1)
static unsigned int _get_table_maxdiv(const struct clk_div_table *table)
{
static bool _is_valid_div(struct clk_divider *divider, unsigned int div)
{
if (divider->flags & CLK_DIVIDER_POWER_OF_TWO)
- return is_power_of_two(div);
+ return is_power_of_2(div);
if (divider->table)
return _is_valid_table_div(divider->table, div);
return true;