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clk: mxs: ref: convert from round_rate() to determine_rate()

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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 <bmasney@redhat.com>
This commit is contained in:
Brian Masney 2025-08-11 11:18:26 -04:00
parent 755e4880f9
commit b248bd3c05
1 changed files with 9 additions and 7 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

16
drivers/clk/mxs/clk-ref.c
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@ -57,22 +57,24 @@ static unsigned long clk_ref_recalc_rate(struct clk_hw *hw,
return tmp; return tmp;
} }
static long clk_ref_round_rate(struct clk_hw *hw, unsigned long rate, static int clk_ref_determine_rate(struct clk_hw *hw,
unsigned long *prate) struct clk_rate_request *req)
{ {
unsigned long parent_rate = *prate; unsigned long parent_rate = req->best_parent_rate;
u64 tmp = parent_rate; u64 tmp = parent_rate;
u8 frac; u8 frac;
tmp = tmp * 18 + rate / 2; tmp = tmp * 18 + req->rate / 2;
do_div(tmp, rate); do_div(tmp, req->rate);
frac = clamp(tmp, 18, 35); frac = clamp(tmp, 18, 35);
tmp = parent_rate; tmp = parent_rate;
tmp *= 18; tmp *= 18;
do_div(tmp, frac); do_div(tmp, frac);
return tmp; req->rate = tmp;
return 0;
} }
static int clk_ref_set_rate(struct clk_hw *hw, unsigned long rate, static int clk_ref_set_rate(struct clk_hw *hw, unsigned long rate,
@ -104,7 +106,7 @@ static const struct clk_ops clk_ref_ops = {
.enable = clk_ref_enable, .enable = clk_ref_enable,
.disable = clk_ref_disable, .disable = clk_ref_disable,
.recalc_rate = clk_ref_recalc_rate, .recalc_rate = clk_ref_recalc_rate,
.round_rate = clk_ref_round_rate, .determine_rate = clk_ref_determine_rate,
.set_rate = clk_ref_set_rate, .set_rate = clk_ref_set_rate,
}; };