diff options
Diffstat (limited to 'drivers/sh/clk')
| -rw-r--r-- | drivers/sh/clk/core.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/sh/clk/core.c b/drivers/sh/clk/core.c index dc8d022c07a1..352036b1f9a2 100644 --- a/drivers/sh/clk/core.c +++ b/drivers/sh/clk/core.c @@ -173,6 +173,26 @@ long clk_rate_div_range_round(struct clk *clk, unsigned int div_min, return clk_rate_round_helper(&div_range_round); } +static long clk_rate_mult_range_iter(unsigned int pos, + struct clk_rate_round_data *rounder) +{ + return clk_get_rate(rounder->arg) * pos; +} + +long clk_rate_mult_range_round(struct clk *clk, unsigned int mult_min, + unsigned int mult_max, unsigned long rate) +{ + struct clk_rate_round_data mult_range_round = { + .min = mult_min, + .max = mult_max, + .func = clk_rate_mult_range_iter, + .arg = clk_get_parent(clk), + .rate = rate, + }; + + return clk_rate_round_helper(&mult_range_round); +} + int clk_rate_table_find(struct clk *clk, struct cpufreq_frequency_table *freq_table, unsigned long rate) |