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From: Greg KH <gregkh@linuxfoundation.org>
To: Min Li <min.li.xe@renesas.com>
Cc: "derek.kiernan@xilinx.com" <derek.kiernan@xilinx.com>,
	"dragan.cvetic@xilinx.com" <dragan.cvetic@xilinx.com>,
	"arnd@arndb.de" <arnd@arndb.de>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next v2 2/2] misc: Add Renesas Synchronization Management Unit (SMU) support
Date: Thu, 8 Apr 2021 08:36:20 +0200	[thread overview]
Message-ID: <YG6kZDlCXs4MGHNw@kroah.com> (raw)
In-Reply-To: <OSBPR01MB477360E86A8913D07759C1C8BA759@OSBPR01MB4773.jpnprd01.prod.outlook.com>

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

  reply	other threads:[~2021-04-08  6:36 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-07 17:33 [PATCH net-next v2 1/2] mfd: " min.li.xe
2021-04-07 17:33 ` [PATCH net-next v2 2/2] misc: " min.li.xe
2021-04-07 17:45   ` Greg KH
2021-04-07 19:43     ` Min Li
2021-04-08  6:19       ` Greg KH
2021-04-08 19:40         ` Min Li
2021-04-07 17:47   ` Greg KH
2021-04-07 20:00     ` Min Li
2021-04-08  6:20       ` Greg KH
2021-04-07 17:48   ` Greg KH
2021-04-07 19:56     ` Min Li
2021-04-07 17:51   ` Greg KH
2021-04-07 20:12     ` Min Li
2021-04-08  6:36       ` Greg KH [this message]
2021-04-08 17:36         ` Min Li
2021-04-07 17:34 [PATCH net-next v2 1/2] mfd: " min.li.xe
2021-04-07 17:34 ` [PATCH net-next v2 2/2] misc: " min.li.xe

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