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rtc: ds1307: 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 <bmasney@redhat.com>
Link: https://lore.kernel.org/r/20250710-rtc-clk-round-rate-v1-7-33140bb2278e@redhat.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Brian Masney 2025-07-10 11:20:27 -04:00 committed by Alexandre Belloni
parent b574acb3cf
commit 31b5fea399
1 changed files with 11 additions and 6 deletions
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17
drivers/rtc/rtc-ds1307.c
View File

@ -1467,17 +1467,22 @@ static unsigned long ds3231_clk_sqw_recalc_rate(struct clk_hw *hw,
return ds3231_clk_sqw_rates[rate_sel];
}
static long ds3231_clk_sqw_round_rate(struct clk_hw *hw, unsigned long rate,
unsigned long *prate)
static int ds3231_clk_sqw_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
int i;
for (i = ARRAY_SIZE(ds3231_clk_sqw_rates) - 1; i >= 0; i--) {
if (ds3231_clk_sqw_rates[i] <= rate)
return ds3231_clk_sqw_rates[i];
if (ds3231_clk_sqw_rates[i] <= req->rate) {
req->rate = ds3231_clk_sqw_rates[i];
return 0;
}
}
return ds3231_clk_sqw_rates[ARRAY_SIZE(ds3231_clk_sqw_rates) - 1];
req->rate = ds3231_clk_sqw_rates[ARRAY_SIZE(ds3231_clk_sqw_rates) - 1];
return 0;
}
static int ds3231_clk_sqw_set_rate(struct clk_hw *hw, unsigned long rate,
@ -1536,7 +1541,7 @@ static const struct clk_ops ds3231_clk_sqw_ops = {
.unprepare = ds3231_clk_sqw_unprepare,
.is_prepared = ds3231_clk_sqw_is_prepared,
.recalc_rate = ds3231_clk_sqw_recalc_rate,
.round_rate = ds3231_clk_sqw_round_rate,
.determine_rate = ds3231_clk_sqw_determine_rate,
.set_rate = ds3231_clk_sqw_set_rate,
};