linux-kernel - Re: [PATCH] clk: imx6q: demote warning about pre-boot ldb_di

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Date:   Mon, 18 Jan 2021 12:30:55 +0100
From:   Ahmad Fatoum <a.fatoum@...gutronix.de>
To:     Stephen Boyd <sboyd@...nel.org>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Shawn Guo <shawnguo@...nel.org>
Cc:     Fabio Estevam <fabio.estevam@....com>,
        Michael Turquette <mturquette@...libre.com>,
        linux-clk@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] clk: imx6q: demote warning about pre-boot ldb_di_clk
 reparenting

Hello Stephen,

On 25.11.20 03:17, Stephen Boyd wrote:
> Quoting Ahmad Fatoum (2020-11-13 06:53:09)
>> diff --git a/drivers/clk/imx/clk-imx6q.c b/drivers/clk/imx/clk-imx6q.c
>> index ba33c79158de..b2e4b6234ac0 100644
>> --- a/drivers/clk/imx/clk-imx6q.c
>> +++ b/drivers/clk/imx/clk-imx6q.c
>> @@ -337,10 +337,10 @@ static void init_ldb_clks(struct device_node *np, void __iomem *ccm_base)
>>         of_assigned_ldb_sels(np, &sel[0][3], &sel[1][3]);
>>  
>>         for (i = 0; i < 2; i++) {
>> -               /* Warn if a glitch might have been introduced already */
>> +               /* Print a notice if a glitch might have been introduced already */
>>                 if (sel[i][0] != 3) {
>> -                       pr_warn("ccm: ldb_di%d_sel already changed from reset value: %d\n",
>> -                               i, sel[i][0]);
>> +                       pr_notice("ccm: ldb_di%d_sel already changed from reset value: %d\n",
> 
> Maybe the print should also say "Possible glitch"?

Somehow missed this reply completely.
Yes, adding "possible glitch" improves the usefulness of the message,
I just sent out a v2.

Thanks,
Ahmad
 

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