From 3891c3c70012d634963b0203152aef5eeb079d47 Mon Sep 17 00:00:00 2001 From: Brian Masney Date: Wed, 3 Sep 2025 11:15:03 -0400 Subject: [PATCH] clk: tegra: divider: convert from round_rate() to determine_rate() The round_rate() clk ops is deprecated, so migrate this driver from round_rate() to determine_rate() using the Coccinelle semantic patch on the cover letter of this series. Signed-off-by: Brian Masney --- drivers/clk/tegra/clk-divider.c | 28 ++++++++++++++++++---------- 1 file changed, 18 insertions(+), 10 deletions(-) diff --git a/drivers/clk/tegra/clk-divider.c b/drivers/clk/tegra/clk-divider.c index 38daf483ddf17..37439fcb3ac0d 100644 --- a/drivers/clk/tegra/clk-divider.c +++ b/drivers/clk/tegra/clk-divider.c @@ -58,23 +58,31 @@ static unsigned long clk_frac_div_recalc_rate(struct clk_hw *hw, return rate; } -static long clk_frac_div_round_rate(struct clk_hw *hw, unsigned long rate, - unsigned long *prate) +static int clk_frac_div_determine_rate(struct clk_hw *hw, + struct clk_rate_request *req) { struct tegra_clk_frac_div *divider = to_clk_frac_div(hw); int div, mul; - unsigned long output_rate = *prate; + unsigned long output_rate = req->best_parent_rate; - if (!rate) - return output_rate; + if (!req->rate) { + req->rate = output_rate; - div = get_div(divider, rate, output_rate); - if (div < 0) - return *prate; + return 0; + } + + div = get_div(divider, req->rate, output_rate); + if (div < 0) { + req->rate = req->best_parent_rate; + + return 0; + } mul = get_mul(divider); - return DIV_ROUND_UP(output_rate * mul, div + mul); + req->rate = DIV_ROUND_UP(output_rate * mul, div + mul); + + return 0; } static int clk_frac_div_set_rate(struct clk_hw *hw, unsigned long rate, @@ -127,7 +135,7 @@ static void clk_divider_restore_context(struct clk_hw *hw) const struct clk_ops tegra_clk_frac_div_ops = { .recalc_rate = clk_frac_div_recalc_rate, .set_rate = clk_frac_div_set_rate, - .round_rate = clk_frac_div_round_rate, + .determine_rate = clk_frac_div_determine_rate, .restore_context = clk_divider_restore_context, }; -- 2.47.3