RE: [PATCH 110/114] clk: visconti: pll: convert from round_rate() to determine_rate()

> Subject: [PATCH 110/114] clk: visconti: pll: convert from round_rate() to
> determine_rate()
> 
> From: Brian Masney <[email protected]>
> 
> 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 <[email protected]>

Reviewed-by: Nobuhiro Iwamatsu <[email protected]>

> ---
>  drivers/clk/visconti/pll.c | 17 +++++++++++------
>  1 file changed, 11 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/clk/visconti/pll.c b/drivers/clk/visconti/pll.c index
> 8ca1bad61864204027b7aff9020f1cb9e7d198d3..681721d8503203de9ac49ac32
> 07e121bb5bf2163 100644
> --- a/drivers/clk/visconti/pll.c
> +++ b/drivers/clk/visconti/pll.c
> @@ -100,8 +100,8 @@ static unsigned long
> visconti_get_pll_rate_from_data(struct visconti_pll *pll,
>  	return rate_table[0].rate;
>  }
> 
> -static long visconti_pll_round_rate(struct clk_hw *hw,
> -				    unsigned long rate, unsigned long *prate)
> +static int visconti_pll_determine_rate(struct clk_hw *hw,
> +				       struct clk_rate_request *req)
>  {
>  	struct visconti_pll *pll = to_visconti_pll(hw);
>  	const struct visconti_pll_rate_table *rate_table = pll->rate_table; @@
> -109,11 +109,16 @@ static long visconti_pll_round_rate(struct clk_hw *hw,
> 
>  	/* Assuming rate_table is in descending order */
>  	for (i = 0; i < pll->rate_count; i++)
> -		if (rate >= rate_table[i].rate)
> -			return rate_table[i].rate;
> +		if (req->rate >= rate_table[i].rate) {
> +			req->rate = rate_table[i].rate;
> +
> +			return 0;
> +		}
> 
>  	/* return minimum supported value */
> -	return rate_table[i - 1].rate;
> +	req->rate = rate_table[i - 1].rate;
> +
> +	return 0;
>  }
> 
>  static unsigned long visconti_pll_recalc_rate(struct clk_hw *hw, @@ -232,7
> +237,7 @@ static const struct clk_ops visconti_pll_ops = {
>  	.enable = visconti_pll_enable,
>  	.disable = visconti_pll_disable,
>  	.is_enabled = visconti_pll_is_enabled,
> -	.round_rate = visconti_pll_round_rate,
> +	.determine_rate = visconti_pll_determine_rate,
>  	.recalc_rate = visconti_pll_recalc_rate,
>  	.set_rate = visconti_pll_set_rate,
>  };
> 
> --
> 2.50.1


Best regards,
  Nobuhiro