Re: [PATCH next 2/2] misc: Add Renesas Synchronization Management Unit (SMU) support
From: Greg KH
Date: Mon Apr 05 2021 - 02:40:29 EST
On Mon, Apr 05, 2021 at 01:52:39AM +0000, Min Li wrote:
> >
> > Any specific reason you are not using the misc_device api? That would clean
> > up this driver a lot, there's no need to create a whole class just for a single
> > driver.
> >
>
> Hi Greg
>
> No specific reason. I just didn't know the existence of misc_register API.
Your file is in drivers/misc/ :)
> Do you recommend using this API to create the device?
Yes.
> If yes, can you tell me how to obtain a appropriate MINOR number from
> miscdevice.h?
No need to reserve one, we don't do that anymore, just ask for a dynamic
value and the next availble one will be given to your driver
automatically.
thanks,
greg k-h