Re: [PATCH 049/114] clk: spacemit: ccu_ddn: convert from round_rate() to determine_rate()

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Hi Brian,

  Thanks for doing this

  I will give my rb to 49-51 for SpacemiT, and here we face same
issue as Krzysztof did for samsung, to avoid potential conflicts
we will route the clk patches through SpacemiT SoC tree..

On 11:18 Mon 11 Aug     , Brian Masney via B4 Relay wrote:
> From: Brian Masney <bmasney@xxxxxxxxxx>
> 
> 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@xxxxxxxxxx>

Reviewed-by: Yixun Lan <dlan@xxxxxxxxxx>

> ---
>  drivers/clk/spacemit/ccu_ddn.c | 11 +++++++----
>  1 file changed, 7 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/clk/spacemit/ccu_ddn.c b/drivers/clk/spacemit/ccu_ddn.c
> index be311b045698e95a688a35858a8ac1bcfbffd2c7..02b68ea84db9bd3ecdde41f8013c48263edbd917 100644
> --- a/drivers/clk/spacemit/ccu_ddn.c
> +++ b/drivers/clk/spacemit/ccu_ddn.c
> @@ -39,13 +39,16 @@ static unsigned long ccu_ddn_calc_best_rate(struct ccu_ddn *ddn,
>  	return ccu_ddn_calc_rate(prate, *num, *den);
>  }
>  
> -static long ccu_ddn_round_rate(struct clk_hw *hw, unsigned long rate,
> -			       unsigned long *prate)
> +static int ccu_ddn_determine_rate(struct clk_hw *hw,
> +				  struct clk_rate_request *req)
>  {
>  	struct ccu_ddn *ddn = hw_to_ccu_ddn(hw);
>  	unsigned long num, den;
>  
> -	return ccu_ddn_calc_best_rate(ddn, rate, *prate, &num, &den);
> +	req->rate = ccu_ddn_calc_best_rate(ddn, req->rate,
> +					   req->best_parent_rate, &num, &den);
> +
> +	return 0;
>  }
>  
>  static unsigned long ccu_ddn_recalc_rate(struct clk_hw *hw, unsigned long prate)
> @@ -78,6 +81,6 @@ static int ccu_ddn_set_rate(struct clk_hw *hw, unsigned long rate,
>  
>  const struct clk_ops spacemit_ccu_ddn_ops = {
>  	.recalc_rate	= ccu_ddn_recalc_rate,
> -	.round_rate	= ccu_ddn_round_rate,
> +	.determine_rate = ccu_ddn_determine_rate,
>  	.set_rate	= ccu_ddn_set_rate,
>  };
> 
> -- 
> 2.50.1
> 
> 

-- 
Yixun Lan (dlan)




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