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clk: at91: h32mx: 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 11:17:57 -04:00
parent ae139c6add
commit 1ddde15e99
1 changed files with 22 additions and 11 deletions
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33
drivers/clk/at91/clk-h32mx.c
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@@ -40,21 +40,32 @@ static unsigned long clk_sama5d4_h32mx_recalc_rate(struct clk_hw *hw,
return parent_rate;
}
static long clk_sama5d4_h32mx_round_rate(struct clk_hw *hw, unsigned long rate,
unsigned long *parent_rate)
static int clk_sama5d4_h32mx_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
unsigned long div;
if (rate > *parent_rate)
return *parent_rate;
div = *parent_rate / 2;
if (rate < div)
return div;
if (req->rate > req->best_parent_rate) {
req->rate = req->best_parent_rate;
if (rate - div < *parent_rate - rate)
return div;
return 0;
}
div = req->best_parent_rate / 2;
if (req->rate < div) {
req->rate = div;
return *parent_rate;
return 0;
}
if (req->rate - div < req->best_parent_rate - req->rate) {
req->rate = div;
return 0;
}
req->rate = req->best_parent_rate;
return 0;
}
static int clk_sama5d4_h32mx_set_rate(struct clk_hw *hw, unsigned long rate,
@@ -77,7 +88,7 @@ static int clk_sama5d4_h32mx_set_rate(struct clk_hw *hw, unsigned long rate,
static const struct clk_ops h32mx_ops = {
.recalc_rate = clk_sama5d4_h32mx_recalc_rate,
.round_rate = clk_sama5d4_h32mx_round_rate,
.determine_rate = clk_sama5d4_h32mx_determine_rate,
.set_rate = clk_sama5d4_h32mx_set_rate,
};