From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by merlin.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1U3PMA-00089h-Bw for barebox@lists.infradead.org; Thu, 07 Feb 2013 11:09:31 +0000 From: Sascha Hauer Date: Thu, 7 Feb 2013 12:09:26 +0100 Message-Id: <1360235367-30530-1-git-send-email-s.hauer@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: barebox-bounces@lists.infradead.org Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 1/2] net phy: Add support for finding a mdio bus by its name To: barebox@lists.infradead.org Signed-off-by: Sascha Hauer --- drivers/net/phy/mdio_bus.c | 19 +++++++++++++++++++ include/linux/phy.h | 3 +++ 2 files changed, 22 insertions(+) diff --git a/drivers/net/phy/mdio_bus.c b/drivers/net/phy/mdio_bus.c index d1d802b..3c4be1c 100644 --- a/drivers/net/phy/mdio_bus.c +++ b/drivers/net/phy/mdio_bus.c @@ -25,6 +25,8 @@ #include #include +static LIST_HEAD(mii_bus_list); + /** * mdiobus_register - bring up all the PHYs on a given bus and attach them to bus * @bus: target mii_bus @@ -57,6 +59,8 @@ int mdiobus_register(struct mii_bus *bus) if (bus->reset) bus->reset(bus); + list_add_tail(&bus->list, &mii_bus_list); + pr_info("%s: probed\n", dev_name(&bus->dev)); return 0; } @@ -71,9 +75,24 @@ void mdiobus_unregister(struct mii_bus *bus) unregister_device(&bus->phy_map[i]->dev); bus->phy_map[i] = NULL; } + + list_del(&bus->list); } EXPORT_SYMBOL(mdiobus_unregister); +struct mii_bus *mdiobus_find(const char *name) +{ + struct mii_bus *bus; + + list_for_each_entry(bus, &mii_bus_list, list) { + if (!strcmp(dev_name(&bus->dev), name)) + return bus; + } + + return NULL; +} +EXPORT_SYMBOL(mdiobus_find); + struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr) { struct phy_device *phydev; diff --git a/include/linux/phy.h b/include/linux/phy.h index 6c9cac9..9ab6e06 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -84,11 +84,14 @@ struct mii_bus { /* PHY addresses to be ignored when probing */ u32 phy_mask; + + struct list_head list; }; #define to_mii_bus(d) container_of(d, struct mii_bus, dev) int mdiobus_register(struct mii_bus *bus); void mdiobus_unregister(struct mii_bus *bus); +struct mii_bus *mdiobus_find(const char *name); struct phy_device *mdiobus_scan(struct mii_bus *bus, int addr); /** -- 1.7.10.4 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox