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From: Abel Vesa <abel.vesa@nxp.com>
To: Sascha Hauer <s.hauer@pengutronix.de>
Cc: linux-clk@vger.kernel.org,
	Michael Turquette <mturquette@baylibre.com>,
	Stephen Boyd <sboyd@kernel.org>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	Adrian Alonso <adrian.alonso@nxp.com>,
	Mads Bligaard Nielsen <bli@bang-olufsen.dk>
Subject: Re: [PATCH v2 6/8] clk: imx: pll14xx: explicitly return lowest rate
Date: Fri, 25 Feb 2022 15:26:45 +0200	[thread overview]
Message-ID: <YhjZFRLeGdsI41qQ@abelvesa> (raw)
In-Reply-To: <20220225082937.2746176-7-s.hauer@pengutronix.de>

On 22-02-25 09:29:35, Sascha Hauer wrote:
> clk_pll14xx_round_rate() returns the lowest rate by indexing into
> the rate table with the variable i. i is actually pll->rate_count
> as this is the value we come out of the loop with. Use pll->rate_count
> explicitly to make it a bit more clear what is being done. While at
> it fix a typo in the comment. No functional change.
> 
> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

Reviewed-by: Abel Vesa <abel.vesa@nxp.com>

> ---
>  drivers/clk/imx/clk-pll14xx.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/clk/imx/clk-pll14xx.c b/drivers/clk/imx/clk-pll14xx.c
> index b464e1155e25b..af4c979e70a64 100644
> --- a/drivers/clk/imx/clk-pll14xx.c
> +++ b/drivers/clk/imx/clk-pll14xx.c
> @@ -118,13 +118,13 @@ static long clk_pll14xx_round_rate(struct clk_hw *hw, unsigned long rate,
>  	const struct imx_pll14xx_rate_table *rate_table = pll->rate_table;
>  	int i;
>  
> -	/* Assumming rate_table is in descending order */
> +	/* 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;
>  
>  	/* return minimum supported value */
> -	return rate_table[i - 1].rate;
> +	return rate_table[pll->rate_count - 1].rate;
>  }
>  
>  static unsigned long clk_pll14xx_recalc_rate(struct clk_hw *hw,
> -- 
> 2.30.2
>

  reply	other threads:[~2022-02-25 13:26 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-25  8:29 [PATCH v2 0/8] clk: i.MX: PLL14xx: Support dynamic rates Sascha Hauer
2022-02-25  8:29 ` [PATCH v2 1/8] clk: imx: pll14xx: Use register defines consistently Sascha Hauer
2022-02-25  8:29 ` [PATCH v2 2/8] clk: imx: pll14xx: Drop wrong shifting Sascha Hauer
2022-02-25  8:29 ` [PATCH v2 3/8] clk: imx: pll14xx: Use FIELD_GET/FIELD_PREP Sascha Hauer
2022-02-25  8:29 ` [PATCH v2 4/8] clk: imx: pll14xx: consolidate rate calculation Sascha Hauer
2022-02-25 13:24   ` Abel Vesa
2022-02-25  8:29 ` [PATCH v2 5/8] clk: imx: pll14xx: name variables after usage Sascha Hauer
2022-02-25 13:25   ` Abel Vesa
2022-02-25  8:29 ` [PATCH v2 6/8] clk: imx: pll14xx: explicitly return lowest rate Sascha Hauer
2022-02-25 13:26   ` Abel Vesa [this message]
2022-02-25  8:29 ` [PATCH v2 7/8] clk: imx: pll14xx: Add pr_fmt Sascha Hauer
2022-02-25 13:27   ` Abel Vesa
2022-02-25  8:29 ` [PATCH v2 8/8] clk: imx: pll14xx: Support dynamic rates Sascha Hauer
2022-02-25 14:13   ` Abel Vesa
2022-03-04  8:39     ` Abel Vesa
2022-03-04 12:44     ` Sascha Hauer

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