linux-kernel - Re: [PATCH] power: supply: rt9467: Fix rt9467_run

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Date:   Sun, 20 Aug 2023 08:24:29 +0200
From:   Christophe JAILLET <christophe.jaillet@...adoo.fr>
To:     ChiYuan Huang <cy_huang@...htek.com>
Cc:     Sebastian Reichel <sre@...nel.org>,
        ChiaEn Wu <chiaen_wu@...htek.com>,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        Sebastian Reichel <sebastian.reichel@...labora.com>,
        linux-pm@...r.kernel.org
Subject: Re: [PATCH] power: supply: rt9467: Fix rt9467_run_aicl()

Le 17/02/2023 à 06:51, ChiYuan Huang a écrit :
> Hi, Christophe:
> On Wed, Feb 15, 2023 at 01:43:04PM +0100, Christophe JAILLET wrote:
>> It is spurious to bail-out on a wait_for_completion_timeout() call that
>> does NOT timeout.
>>
>> Reverse the logic to return -ETIMEDOUT instead, in case of tiemout.
>>
> Thanks. It's really our coding issue.
> 
> Reviewed-by: ChiYuan Huang <cy_huang@...htek.com>

Hi,

polite reminder.

This patch is still not in -next.

CJ

>> Fixes: 6f7f70e3a8dd ("power: supply: rt9467: Add Richtek RT9467 charger driver")
>> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
>> ---
>> Compile tested only.
>>
>> This is spurious, because if I'm right, it means that it does not work!
>> Testing on a real hardware is really welcomed.
>> ---
>>   drivers/power/supply/rt9467-charger.c | 4 ++--
>>   1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/power/supply/rt9467-charger.c b/drivers/power/supply/rt9467-charger.c
>> index 96ad0d7d3af4..bb737fd1cca6 100644
>> --- a/drivers/power/supply/rt9467-charger.c
>> +++ b/drivers/power/supply/rt9467-charger.c
>> @@ -598,8 +598,8 @@ static int rt9467_run_aicl(struct rt9467_chg_data *data)
>>   
>>   	reinit_completion(&data->aicl_done);
>>   	ret = wait_for_completion_timeout(&data->aicl_done, msecs_to_jiffies(3500));
>> -	if (ret)
>> -		return ret;
>> +	if (ret == 0)
>> +		return -ETIMEDOUT;
>>   
>>   	ret = rt9467_get_value_from_ranges(data, F_IAICR, RT9467_RANGE_IAICR, &aicr_get);
>>   	if (ret) {
>> -- 
>> 2.34.1
>>
>