netdev - RE: [PATCH 4/5] soc: fsl: dpio: add a device_link at dpaa2_io_service

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Message-ID: <AM0PR04MB4994FAB53691358F750D87FD94A10@AM0PR04MB4994.eurprd04.prod.outlook.com>
Date:   Fri, 14 Dec 2018 14:49:23 +0000
From:   Ioana Ciocoi Radulescu <ruxandra.radulescu@....com>
To:     Ioana Ciornei <ioana.ciornei@....com>, Leo Li <leoyang.li@....com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>
CC:     Laurentiu Tudor <laurentiu.tudor@....com>,
        Roy Pledge <roy.pledge@....com>,
        Horia Geanta <horia.geanta@....com>
Subject: RE: [PATCH 4/5] soc: fsl: dpio: add a device_link at
 dpaa2_io_service_register

> -----Original Message-----
> From: Horia Geanta
> Sent: Friday, December 14, 2018 4:45 PM
> To: Ioana Ciornei <ioana.ciornei@....com>; Leo Li <leoyang.li@....com>;
> linux-kernel@...r.kernel.org; linux-arm-kernel@...ts.infradead.org;
> netdev@...r.kernel.org
> Cc: Laurentiu Tudor <laurentiu.tudor@....com>; Ioana Ciocoi Radulescu
> <ruxandra.radulescu@....com>; Roy Pledge <roy.pledge@....com>
> Subject: Re: [PATCH 4/5] soc: fsl: dpio: add a device_link at
> dpaa2_io_service_register
> 
> On 12/10/2018 6:50 PM, Ioana Ciornei wrote:
> > Automatically add a device link between the actual device requesting the
> > dpaa2_io_service_register and the underlying dpaa2_io used. This link
> > will ensure that when a DPIO device, which is indirectly used by other
> > devices, is unbound any consumer devices will be also unbound from their
> > drivers.
> >
> > For example, any DPNI, bound to the dpaa2-eth driver, which is using
> > DPIO devices will be unbound before its supplier device.
> >
> > Also, add a new parameter to the dpaa2_io_service_[de]register functions
> > to specify the requesting device (ie the consumer).
> >
> > Signed-off-by: Ioana Ciornei <ioana.ciornei@....com>
> Reviewed-by: Horia Geantă <horia.geanta@....com>

Reviewed-by: Ioana Radulescu <ruxandra.radulescu@....com>

Thanks,
Ioana