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SubjectRe: [PATCH net-next v2 2/2] misc: Add Renesas Synchronization Management Unit (SMU) support
On Wed, Apr 07, 2021 at 08:12:10PM +0000, Min Li wrote:
> >
> > Why not use the miscdev name field?
> >
> miscdev name field is just a char pointer and I need an static array to manipulate the name with index

Why?

> > So it's a parent? Why not make this a real platform_device pointer and not
> > a device pointer?
> >
>
> It is not parent and mfd field is the parent

Then why are you saving it off?

> > What operations?
> >
>
> The MFD driver will create 2 devices, one is for phc driver and another one is this driver.
> The lock is to make sure these 2 driver's operations are synchronized.

Ok, that should be documented a bit, it wasn't obvious :)

> > Index into what?
> >
>
> index is passed by mfd driver and will be used as part of device name such as "rsmu0"

So you can just look it up from the name?

thanks,

greg k-h

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