Re: [PATCH 048/114] clk: sophgo: sg2042-clkgen: convert from round_rate() to determine_rate()

[Chen Wang <unicorn_wang@outlook.com>]

On 8/11/2025 11:18 PM, Brian Masney via B4 Relay wrote:
> From: Brian Masney <bmasney@redhat.com>
>
> 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>

Reviewed-by: Chen Wang <unicorn_wang@outlook.com>

Same comment as Alex. I will test this out after you send out v2.

Thanks,

Chen

> ---
>   drivers/clk/sophgo/clk-sg2042-clkgen.c | 17 +++++++++--------
>   1 file changed, 9 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/clk/sophgo/clk-sg2042-clkgen.c b/drivers/clk/sophgo/clk-sg2042-clkgen.c
> index 9e61288d34f3757315702c355f2669577b29676f..1d3b1656bcf2e6655e0299e68ab39f32189744dc 100644
> --- a/drivers/clk/sophgo/clk-sg2042-clkgen.c
> +++ b/drivers/clk/sophgo/clk-sg2042-clkgen.c
> @@ -176,9 +176,8 @@ static unsigned long sg2042_clk_divider_recalc_rate(struct clk_hw *hw,
>   	return ret_rate;
>   }
>   
> -static long sg2042_clk_divider_round_rate(struct clk_hw *hw,
> -					  unsigned long rate,
> -					  unsigned long *prate)
> +static int sg2042_clk_divider_determine_rate(struct clk_hw *hw,
> +					     struct clk_rate_request *req)
>   {
>   	struct sg2042_divider_clock *divider = to_sg2042_clk_divider(hw);
>   	unsigned long ret_rate;
> @@ -192,15 +191,17 @@ static long sg2042_clk_divider_round_rate(struct clk_hw *hw,
>   			bestdiv = readl(divider->reg) >> divider->shift;
>   			bestdiv &= clk_div_mask(divider->width);
>   		}
> -		ret_rate = DIV_ROUND_UP_ULL((u64)*prate, bestdiv);
> +		ret_rate = DIV_ROUND_UP_ULL((u64)*&req->best_parent_rate, bestdiv);
>   	} else {
> -		ret_rate = divider_round_rate(hw, rate, prate, NULL,
> +		ret_rate = divider_round_rate(hw, req->rate, &req->best_parent_rate, NULL,
>   					      divider->width, divider->div_flags);
>   	}
>   
>   	pr_debug("--> %s: divider_round_rate: val = %ld\n",
>   		 clk_hw_get_name(hw), ret_rate);
> -	return ret_rate;
> +	req->rate = ret_rate;
> +
> +	return 0;
>   }
>   
>   static int sg2042_clk_divider_set_rate(struct clk_hw *hw,
> @@ -258,13 +259,13 @@ static int sg2042_clk_divider_set_rate(struct clk_hw *hw,
>   
>   static const struct clk_ops sg2042_clk_divider_ops = {
>   	.recalc_rate = sg2042_clk_divider_recalc_rate,
> -	.round_rate = sg2042_clk_divider_round_rate,
> +	.determine_rate = sg2042_clk_divider_determine_rate,
>   	.set_rate = sg2042_clk_divider_set_rate,
>   };
>   
>   static const struct clk_ops sg2042_clk_divider_ro_ops = {
>   	.recalc_rate = sg2042_clk_divider_recalc_rate,
> -	.round_rate = sg2042_clk_divider_round_rate,
> +	.determine_rate = sg2042_clk_divider_determine_rate,
>   };
>   
>   /*
>