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SubjectRe: [PATCH] rtc: fsl-ftm-alarm: Use module_init and add module_exit
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在 2022/8/26 15:22, Alexandre Belloni 写道:
> On 26/08/2022 15:00:17+0800, Zhang Jianhua wrote:
>> - Use module_init instead of device_initcall.
>> - Add a function for module_exit to unregister driver.
>>
> I can see what you are doing but this doesn't explain why. Also, was
> this tested on any actual hardware?

I find this problem by code review, so solve it smoothly, and there is
no hardware, so I just test it on qemu.

May I need to modify the commit message?

>> Signed-off-by: Zhang Jianhua <chris.zjh@huawei.com>
>> ---
>> drivers/rtc/rtc-fsl-ftm-alarm.c | 8 +++++++-
>> 1 file changed, 7 insertions(+), 1 deletion(-)
>>
>> diff --git a/drivers/rtc/rtc-fsl-ftm-alarm.c b/drivers/rtc/rtc-fsl-ftm-alarm.c
>> index c0df49fb978c..28bdc6c97b64 100644
>> --- a/drivers/rtc/rtc-fsl-ftm-alarm.c
>> +++ b/drivers/rtc/rtc-fsl-ftm-alarm.c
>> @@ -332,7 +332,13 @@ static int __init ftm_alarm_init(void)
>> return platform_driver_register(&ftm_rtc_driver);
>> }
>>
>> -device_initcall(ftm_alarm_init);
>> +static void __exit ftm_alarm_exit(void)
>> +{
>> + platform_driver_unregister(&ftm_rtc_driver);
>> +}
>> +
>> +module_init(ftm_alarm_init)
>> +module_exit(ftm_alarm_exit)
>>
>> MODULE_DESCRIPTION("NXP/Freescale FlexTimer alarm driver");
>> MODULE_AUTHOR("Biwen Li <biwen.li@nxp.com>");
>> --
>> 2.31.0
>>

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