Message ID | 1367920171-20264-1-git-send-email-sebastian.hesselbarth@gmail.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Hello. On 07-05-2013 13:49, Sebastian Hesselbarth wrote: > of_mdiobus_register creates a phy_device even if get_phy_device failed > to create it previously. This causes indefinite polling on non-existent > PHYs. This fix makes of_mdio_register rely on get_phy_device to > properly create the device or fail otherwise. > Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> > --- > Cc: Grant Likely <grant.likely@linaro.org> > Cc: Rob Herring <rob.herring@calxeda.com> > Cc: David Miller <davem@davemloft.net> > Cc: devicetree-discuss@lists.ozlabs.org > Cc: linux-kernel@vger.kernel.org > Cc: netdev@vger.kernel.org > --- > drivers/of/of_mdio.c | 11 ++++------- > 1 file changed, 4 insertions(+), 7 deletions(-) > diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c > index 23049ae..d5a57a9 100644 > --- a/drivers/of/of_mdio.c > +++ b/drivers/of/of_mdio.c > @@ -84,13 +84,10 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np) > phy = get_phy_device(mdio, addr, is_c45); > This empty line is not needed -- would be good to drop it, while at this. > if (!phy || IS_ERR(phy)) { > - phy = phy_device_create(mdio, addr, 0, false, NULL); > - if (!phy || IS_ERR(phy)) { > - dev_err(&mdio->dev, > - "error creating PHY at address %i\n", > - addr); > - continue; > - } > + dev_err(&mdio->dev, > + "cannot get PHY at address %i\n", > + addr); > + continue; > } > > /* Associate the OF node with the device structure so it > -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Date: Tue, 7 May 2013 11:49:31 +0200 > of_mdiobus_register creates a phy_device even if get_phy_device failed > to create it previously. This causes indefinite polling on non-existent > PHYs. This fix makes of_mdio_register rely on get_phy_device to > properly create the device or fail otherwise. > > Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c index 23049ae..d5a57a9 100644 --- a/drivers/of/of_mdio.c +++ b/drivers/of/of_mdio.c @@ -84,13 +84,10 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np) phy = get_phy_device(mdio, addr, is_c45); if (!phy || IS_ERR(phy)) { - phy = phy_device_create(mdio, addr, 0, false, NULL); - if (!phy || IS_ERR(phy)) { - dev_err(&mdio->dev, - "error creating PHY at address %i\n", - addr); - continue; - } + dev_err(&mdio->dev, + "cannot get PHY at address %i\n", + addr); + continue; } /* Associate the OF node with the device structure so it
of_mdiobus_register creates a phy_device even if get_phy_device failed to create it previously. This causes indefinite polling on non-existent PHYs. This fix makes of_mdio_register rely on get_phy_device to properly create the device or fail otherwise. Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> --- Cc: Grant Likely <grant.likely@linaro.org> Cc: Rob Herring <rob.herring@calxeda.com> Cc: David Miller <davem@davemloft.net> Cc: devicetree-discuss@lists.ozlabs.org Cc: linux-kernel@vger.kernel.org Cc: netdev@vger.kernel.org --- drivers/of/of_mdio.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-)