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Miller" , Andrew Lunn , Heiner Kallweit , Russell King , Florian Fainelli , Geert Uytterhoeven , Robin Murphy Subject: Re: [PATCH net] net: mdio: don't defer probe forever if PHY IRQ provider is missing Thread-Topic: [PATCH net] net: mdio: don't defer probe forever if PHY IRQ provider is missing Thread-Index: AQHYSfQxEB9U8NullkeQc0MhFO2VcqzjeRyAgAAMowA= Date: Wed, 6 Apr 2022 23:19:57 +0000 Message-ID: <20220406231956.nwe6kb6vgli2chln@skbuf> References: <20220406202323.3390405-1-vladimir.oltean@nxp.com> <20220406153443.51ad52f8@kernel.org> In-Reply-To: <20220406153443.51ad52f8@kernel.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nxp.com; x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: f7ed5e54-d579-4117-4db8-08da1823f737 x-ms-traffictypediagnostic: DBBPR04MB7788:EE_ x-microsoft-antispam-prvs: x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0; 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charset="us-ascii" Content-ID: Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: nxp.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: VI1PR04MB5136.eurprd04.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: f7ed5e54-d579-4117-4db8-08da1823f737 X-MS-Exchange-CrossTenant-originalarrivaltime: 06 Apr 2022 23:19:57.6240 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 686ea1d3-bc2b-4c6f-a92c-d99c5c301635 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: /DWY8r+v6XGxfhoW0wUvAuk+Dg+T/xo83Z9RJvuNBpEJgGOkbEaBLSIQpYgl+26EkcGIEhqLKG5lkxhUlQ4oEg== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DBBPR04MB7788 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org On Wed, Apr 06, 2022 at 03:34:43PM -0700, Jakub Kicinski wrote: > On Wed, 6 Apr 2022 23:23:23 +0300 Vladimir Oltean wrote: > > diff --git a/drivers/net/mdio/fwnode_mdio.c b/drivers/net/mdio/fwnode_m= dio.c > > index 1becb1a731f6..1c1584fca632 100644 > > --- a/drivers/net/mdio/fwnode_mdio.c > > +++ b/drivers/net/mdio/fwnode_mdio.c > > @@ -43,6 +43,11 @@ int fwnode_mdiobus_phy_device_register(struct mii_bu= s *mdio, > > int rc; > > =20 > > rc =3D fwnode_irq_get(child, 0); > > + /* Don't wait forever if the IRQ provider doesn't become available, > > + * just fall back to poll mode > > + */ > > + if (rc =3D=3D -EPROBE_DEFER) > > + rc =3D driver_deferred_probe_check_state(&phy->mdio.dev); >=20 > This one's not exported, allmodconfig build fails. Oops, I didn't realize that all its callers except for FWNODE_MDIO are buil= t-in. Do you prefer me exporting the symbol as part of the same patch or a differ= ent one?=