From mboxrd@z Thu Jan  1 00:00:00 1970
From: greg@kroah.com (Greg KH)
Date: Fri, 21 Nov 2014 06:29:04 -0800
Subject: from WHERE platform driver's probe is called?
In-Reply-To: <1986967250.1384469.1416575781214.JavaMail.yahoo@jws10947.mail.sg3.yahoo.com>
References: <1986967250.1384469.1416575781214.JavaMail.yahoo@jws10947.mail.sg3.yahoo.com>
Message-ID: <20141121142904.GA28490@kroah.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

On Fri, Nov 21, 2014 at 01:16:21PM +0000, Sunil Shahu wrote:
> Hello,
> 
> I am looking into platform driver and devices and understood HOW platform
> driver's probe is called from kernel doc and following forum.
> http://comments.gmane.org/gmane.linux.kernel.kernelnewbies/37050
> 
> For further information I went through code in platform_driver_register() and
> got lost. I looked web but could not find substantiation information.
> 
> I am still not able to locate from WHERE this probe function is called and WHO
> calls it?

It all starts by your own driver, you end up calling it yourself,
through the driver core callbacks.

> Can someone please point to source code or some other document related to this?

Can you please provide a specific example of what you are wanting to see
the callback chain for?  What driver are you asking about?  Have you
read the platform code in drivers/base/ ?

thanks,

greg k-h