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From: Greg KH <greg@kroah.com>
To: ckim@etri.re.kr
Cc: kernelnewbies@kernelnewbies.org
Subject: Re: can't find device_create funtion in a driver containing cdev (habanalabs)
Date: Wed, 28 Apr 2021 20:32:12 +0200	[thread overview]
Message-ID: <YImqLM4JkAMWjSy6@kroah.com> (raw)
In-Reply-To: <014d01d73c34$df6dcd00$9e496700$@etri.re.kr>

On Wed, Apr 28, 2021 at 10:46:21PM +0900, ckim@etri.re.kr wrote:
> Hello list members,
> 
> In habanalabs' goya chip driver,
> (https://elixir.bootlin.com/linux/v5.4.21/source/drivers/misc/habanalabs/dev
> ice.c#L1057)
> 
> I can see cdev_init, cdev_add and class_create functions. 
> 
> Cdev_init is called insde device_init_cdev and cdev_add is called from
> device_cdev_sysfs_add -> cdev_device_add.
> 
> I can see class_create being called too. But I couldn't find device_create
> function (which is used to make sysfs entry?)
> 
> Can anyone tell me where device_create is called? (or where alternative
> method is being used?)

Happens in the call to cdev_device_add()


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  reply	other threads:[~2021-04-28 18:34 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-28 13:46 can't find device_create funtion in a driver containing cdev (habanalabs) ckim
2021-04-28 18:32 ` Greg KH [this message]
2021-04-29  0:56   ` ckim
2021-04-29  7:29     ` 'Greg KH'

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