From: Heikki Krogerus <heikki.krogerus@linux.intel.com>
To: Andy Shevchenko <andy.shevchenko@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Chen Yu <chenyu56@huawei.com>, Jun Li <jun.li@nxp.com>,
Hans de Goede <hdegoede@redhat.com>,
USB <linux-usb@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v2 7/9] usb: typec: Find the ports by also matching against the device node
Date: Thu, 31 Jan 2019 15:35:37 +0200 [thread overview]
Message-ID: <20190131133537.GA13072@kuha.fi.intel.com> (raw)
In-Reply-To: <CAHp75Vdq+T4vKsihhUJjV85-mkWfY2G=npJLPaGiGjbzD_m32w@mail.gmail.com>
On Wed, Jan 30, 2019 at 06:51:56PM +0200, Andy Shevchenko wrote:
> On Wed, Jan 30, 2019 at 6:03 PM Heikki Krogerus
> <heikki.krogerus@linux.intel.com> wrote:
> >
> > When the connections are defined in firmware, struct
> > device_connection will have the fwnode member pointing to
> > the device node (struct fwnode_handle) of the requested
> > device, and the endpoint will not be used at all in that
> > case.
>
> > + /*
> > + * FIXME: Check does the fwnode supports the requested SVID. If it does
> > + * we need to return ERR_PTR(-PROBE_DEFER) when there is no device.
> > + */
> > + if (con->fwnode)
> > + return class_find_device(typec_class, NULL, con->fwnode,
> > + typec_port_fwnode_match);
> > +
> > + dev = class_find_device(typec_class, NULL, con->endpoint[ep],
> > + typec_port_name_match);
> > +
> > + return dev ? dev : ERR_PTR(-EPROBE_DEFER);
>
> Just to be clear, this one takes a reference on dev. Is it taken into account?
Yes. That is what we want it to do.
thanks,
--
heikki
next prev parent reply other threads:[~2019-01-31 13:35 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-30 16:02 [PATCH v2 0/9] device connection: Add support for device graphs Heikki Krogerus
2019-01-30 16:02 ` [PATCH v2 1/9] platform/x86: intel_cht_int33fe: Prepare for better mux naming scheme Heikki Krogerus
2019-01-30 16:02 ` [PATCH v2 2/9] usb: typec: Rationalize the API for the muxes Heikki Krogerus
2019-01-30 16:02 ` [PATCH v2 3/9] platform/x86: intel_cht_int33fe: Remove old style mux connections Heikki Krogerus
2019-01-30 16:02 ` [PATCH v2 4/9] device connection: Add fwnode member to struct device_connection Heikki Krogerus
2019-01-30 16:02 ` [PATCH v2 5/9] usb: typec: mux: Find the muxes by also matching against the device node Heikki Krogerus
2019-01-30 16:02 ` [PATCH v2 6/9] usb: roles: " Heikki Krogerus
2019-02-11 9:58 ` Jun Li
2019-02-11 10:46 ` Heikki Krogerus
2019-02-11 12:40 ` Heikki Krogerus
2019-02-12 6:03 ` Jun Li
2019-02-12 8:50 ` Heikki Krogerus
2019-02-12 10:41 ` Jun Li
2019-02-12 11:24 ` Heikki Krogerus
2019-01-30 16:02 ` [PATCH v2 7/9] usb: typec: Find the ports " Heikki Krogerus
2019-01-30 16:51 ` Andy Shevchenko
2019-01-31 13:35 ` Heikki Krogerus [this message]
2019-02-11 8:39 ` Heikki Krogerus
2019-02-11 11:52 ` Andy Shevchenko
2019-01-30 16:02 ` [PATCH v2 8/9] device connection: Prepare support for firmware described connections Heikki Krogerus
2019-01-30 16:02 ` [PATCH v2 9/9] device connection: Find device connections also from device graphs Heikki Krogerus
2019-01-31 10:06 ` [PATCH v2 0/9] device connection: Add support for " Hans de Goede
2019-01-31 13:36 ` Heikki Krogerus
2019-02-12 10:44 ` Jun Li
2019-02-12 11:31 ` Heikki Krogerus
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