diff options
Diffstat (limited to 'drivers/clk/meson/sclk-div.c')
| -rw-r--r-- | drivers/clk/meson/sclk-div.c | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/drivers/clk/meson/sclk-div.c b/drivers/clk/meson/sclk-div.c index 76d31c0a3342..4ba3d82810e8 100644 --- a/drivers/clk/meson/sclk-div.c +++ b/drivers/clk/meson/sclk-div.c @@ -96,16 +96,17 @@ static int sclk_div_bestdiv(struct clk_hw *hw, unsigned long rate, return bestdiv; } -static long sclk_div_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) +static int sclk_div_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) { struct clk_regmap *clk = to_clk_regmap(hw); struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); int div; - div = sclk_div_bestdiv(hw, rate, prate, sclk); + div = sclk_div_bestdiv(hw, req->rate, &req->best_parent_rate, sclk); + req->rate = DIV_ROUND_UP_ULL((u64)req->best_parent_rate, div); - return DIV_ROUND_UP_ULL((u64)*prate, div); + return 0; } static void sclk_apply_ratio(struct clk_regmap *clk, @@ -221,6 +222,11 @@ static int sclk_div_init(struct clk_hw *hw) struct clk_regmap *clk = to_clk_regmap(hw); struct meson_sclk_div_data *sclk = meson_sclk_div_data(clk); unsigned int val; + int ret; + + ret = clk_regmap_init(hw); + if (ret) + return ret; val = meson_parm_read(clk->map, &sclk->div); @@ -237,7 +243,7 @@ static int sclk_div_init(struct clk_hw *hw) const struct clk_ops meson_sclk_div_ops = { .recalc_rate = sclk_div_recalc_rate, - .round_rate = sclk_div_round_rate, + .determine_rate = sclk_div_determine_rate, .set_rate = sclk_div_set_rate, .enable = sclk_div_enable, .disable = sclk_div_disable, @@ -246,8 +252,9 @@ const struct clk_ops meson_sclk_div_ops = { .set_duty_cycle = sclk_div_set_duty_cycle, .init = sclk_div_init, }; -EXPORT_SYMBOL_GPL(meson_sclk_div_ops); +EXPORT_SYMBOL_NS_GPL(meson_sclk_div_ops, "CLK_MESON"); MODULE_DESCRIPTION("Amlogic Sample divider driver"); MODULE_AUTHOR("Jerome Brunet <jbrunet@baylibre.com>"); -MODULE_LICENSE("GPL v2"); +MODULE_LICENSE("GPL"); +MODULE_IMPORT_NS("CLK_MESON"); |
