From 08a50cd3064ad367bd23c217d26856cc1ac47d57 Mon Sep 17 00:00:00 2001 From: Sascha Hauer Date: Thu, 12 Mar 2015 12:01:15 +0100 Subject: clk: clk-divider: fix _get_maxdiv for table based divider The divider lacks the code for calculating the maximum divider for table based dividers. Add it. Signed-off-by: Sascha Hauer --- drivers/clk/clk-divider.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'drivers/clk/clk-divider.c') diff --git a/drivers/clk/clk-divider.c b/drivers/clk/clk-divider.c index 646e5b0e7d..791e10ea99 100644 --- a/drivers/clk/clk-divider.c +++ b/drivers/clk/clk-divider.c @@ -23,12 +23,25 @@ #define div_mask(d) ((1 << ((d)->width)) - 1) +static unsigned int _get_table_maxdiv(const struct clk_div_table *table) +{ + unsigned int maxdiv = 0; + const struct clk_div_table *clkt; + + for (clkt = table; clkt->div; clkt++) + if (clkt->div > maxdiv) + maxdiv = clkt->div; + return maxdiv; +} + static unsigned int _get_maxdiv(struct clk_divider *divider) { if (divider->flags & CLK_DIVIDER_ONE_BASED) return div_mask(divider); if (divider->flags & CLK_DIVIDER_POWER_OF_TWO) return 1 << div_mask(divider); + if (divider->table) + return _get_table_maxdiv(divider->table); return div_mask(divider) + 1; } -- cgit v1.2.3