[PATCH 5/5] i2c: stm32: remove unnecessary CONFIG_PM_SLEEP

Coiby Xu coiby.xu at gmail.com
Thu Oct 29 10:18:57 EDT 2020


Hi Fabrice,

On Thu, Oct 29, 2020 at 12:31:54PM +0100, Fabrice Gasnier wrote:
>On 10/29/20 8:46 AM, Coiby Xu wrote:
>> SET_SYSTEM_SLEEP_PM_OPS has already took good care of CONFIG_PM_CONFIG.
>>
>> Signed-off-by: Coiby Xu <coiby.xu at gmail.com>
>> ---
>>  drivers/i2c/busses/i2c-stm32f7.c | 2 --
>>  1 file changed, 2 deletions(-)
>>
>> diff --git a/drivers/i2c/busses/i2c-stm32f7.c b/drivers/i2c/busses/i2c-stm32f7.c
>> index f41f51a176a1..95ac9dfdf458 100644
>> --- a/drivers/i2c/busses/i2c-stm32f7.c
>> +++ b/drivers/i2c/busses/i2c-stm32f7.c
>> @@ -2262,7 +2262,6 @@ static int __maybe_unused stm32f7_i2c_runtime_resume(struct device *dev)
>>  	return 0;
>>  }
>>
>> -#ifdef CONFIG_PM_SLEEP
>
>Hi Coiby,
>
>This generates warnings when building with W=1 and CONFIG_PM_SLEEP=n.
>Could you please add also "__maybe_unused" for relevant routines below ?
>
>>  static int stm32f7_i2c_regs_backup(struct stm32f7_i2c_dev *i2c_dev)
>             ^
>e.g. insert: __maybe_unused
>

Thank you for the suggestion. I'll add "__maybe_unused" in v2.

>Best regards,
>Fabrice
>>  {
>>  	int ret;
>> @@ -2356,7 +2355,6 @@ static int stm32f7_i2c_resume(struct device *dev)
>>
>>  	return 0;
>>  }
>> -#endif
>>
>>  static const struct dev_pm_ops stm32f7_i2c_pm_ops = {
>>  	SET_RUNTIME_PM_OPS(stm32f7_i2c_runtime_suspend,
>>

--
Best regards,
Coiby



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