From: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
To: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Cc: Greg KH <gregkh@linuxfoundation.org>,
Tal Shorer <tal.shorer@gmail.com>,
Sasha Levin <sasha.levin@oracle.com>,
USB list <linux-usb@vger.kernel.org>,
"<linux-kernel@vger.kernel.org>" <linux-kernel@vger.kernel.org>,
David Cohen <david.a.cohen@linux.intel.com>,
Felipe Balbi <balbi@ti.com>, Lu Baolu <baolu.lu@linux.intel.com>
Subject: Re: [PATCH] usb: ulpi: don't register drivers if bus doesn't exist
Date: Wed, 27 May 2015 14:35:13 +0530 [thread overview]
Message-ID: <20150527090449.GA29300@sudip-PC> (raw)
In-Reply-To: <20150527083933.GA13844@kuha.fi.intel.com>
On Wed, May 27, 2015 at 11:39:33AM +0300, Heikki Krogerus wrote:
> Hi Greg,
>
> I can appreciate now that fixing the core problem like I2C did is
> wrong, but I still feel that the driver core should provide something
> like the helper for checking if the bus was registered already or not.
> Otherwise all the bus drivers should really have a variable like Sudip
> suggested for checking it, but that would be boilerplate, no?
There might have been another way. There was a function called find_bus()
but it is under #if 0 , it used to find for a registered bus with its
name and NULL if not registered.
regards
sudip
>
> Thanks,
>
> --
> heikki
next prev parent reply other threads:[~2015-05-27 9:05 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-05-20 19:33 [PATCH] usb: ulpi: don't register drivers if bus doesn't exist Sasha Levin
2015-05-20 21:22 ` David Cohen
2015-05-21 6:39 ` Lu, Baolu
2015-05-21 7:21 ` Heikki Krogerus
2015-05-22 10:16 ` Heikki Krogerus
2015-05-22 10:52 ` Heikki Krogerus
2015-05-22 14:21 ` Sasha Levin
2015-05-24 7:19 ` Greg KH
2015-05-24 8:09 ` Sudip Mukherjee
2015-05-24 14:30 ` Tal Shorer
2015-05-25 11:40 ` Heikki Krogerus
2015-05-25 16:13 ` Greg KH
2015-05-25 17:00 ` Bjørn Mork
2015-05-26 17:54 ` David Cohen
2015-05-27 2:41 ` Greg KH
2015-05-27 4:35 ` Sudip Mukherjee
2015-05-27 16:49 ` David Cohen
2015-05-27 2:39 ` Greg KH
2015-05-27 8:39 ` Heikki Krogerus
2015-05-27 9:05 ` Sudip Mukherjee [this message]
2015-05-27 15:16 ` Alan Stern
2015-05-27 15:21 ` Greg KH
2015-05-28 5:39 ` Sudip Mukherjee
2015-05-28 5:54 ` Felipe Balbi
2015-05-28 6:42 ` Sudip Mukherjee
2015-05-28 6:53 ` Sudip Mukherjee
2015-05-28 15:57 ` Alan Stern
2015-05-28 12:36 ` Sasha Levin
2015-05-28 13:24 ` Heikki Krogerus
2015-05-28 16:23 ` Greg KH
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