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clk: bcm: bcm2835: 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>
Link: https://lore.kernel.org/r/20250703-clk-cocci-drop-round-rate-v1-1-3a8da898367e@redhat.com
Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>
This commit is contained in:
Brian Masney
2025-07-03 19:22:25 -04:00
committed by Stephen Boyd
parent cce39a0d70
commit 77923f7103
1 changed files with 11 additions and 6 deletions
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17
drivers/clk/bcm/clk-bcm2835.c
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@@ -570,18 +570,23 @@ static long bcm2835_pll_rate_from_divisors(unsigned long parent_rate,
return rate >> A2W_PLL_FRAC_BITS;
}
static long bcm2835_pll_round_rate(struct clk_hw *hw, unsigned long rate,
unsigned long *parent_rate)
static int bcm2835_pll_determine_rate(struct clk_hw *hw,
struct clk_rate_request *req)
{
struct bcm2835_pll *pll = container_of(hw, struct bcm2835_pll, hw);
const struct bcm2835_pll_data *data = pll->data;
u32 ndiv, fdiv;
rate = clamp(rate, data->min_rate, data->max_rate);
req->rate = clamp(req->rate, data->min_rate, data->max_rate);
bcm2835_pll_choose_ndiv_and_fdiv(rate, *parent_rate, &ndiv, &fdiv);
bcm2835_pll_choose_ndiv_and_fdiv(req->rate, req->best_parent_rate,
&ndiv, &fdiv);
return bcm2835_pll_rate_from_divisors(*parent_rate, ndiv, fdiv, 1);
req->rate = bcm2835_pll_rate_from_divisors(req->best_parent_rate,
ndiv, fdiv,
1);
return 0;
}
static unsigned long bcm2835_pll_get_rate(struct clk_hw *hw,
@@ -783,7 +788,7 @@ static const struct clk_ops bcm2835_pll_clk_ops = {
.unprepare = bcm2835_pll_off,
.recalc_rate = bcm2835_pll_get_rate,
.set_rate = bcm2835_pll_set_rate,
.round_rate = bcm2835_pll_round_rate,
.determine_rate = bcm2835_pll_determine_rate,
.debug_init = bcm2835_pll_debug_init,
};