Added more people and list. Best Regards, Shaohui Xie
> -----Original Message----- > From: shh....@gmail.com [mailto:shh....@gmail.com] > Sent: Monday, November 11, 2013 7:07 PM > To: linuxppc-dev@lists.ozlabs.org; linux-ker...@vger.kernel.org > Cc: Bucur Madalin-Cristian-B32716; Kanetkar Shruti-B44454; Xie Shaohui-B21989 > Subject: [PATCH 2/4] phylib: Add generic 10G driver > > From: Andy Fleming > > Very incomplete, but will allow for binding an ethernet controller to it. > > Also, Add XGMII interface type > > Signed-off-by: Andy Fleming > Signed-off-by: Shaohui Xie <shaohui....@freescale.com> > --- > drivers/net/phy/phy_device.c | 101 > ++++++++++++++++++++++++++++++++++++++++++- > include/linux/phy.h | 1 + > 2 files changed, 101 insertions(+), 1 deletion(-) > > diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c index > 74630e9..30bf2d5 100644 > --- a/drivers/net/phy/phy_device.c > +++ b/drivers/net/phy/phy_device.c > @@ -32,6 +32,7 @@ > #include <linux/module.h> > #include <linux/mii.h> > #include <linux/ethtool.h> > +#include <linux/mdio.h> > #include <linux/phy.h> > > #include <asm/io.h> > @@ -689,6 +690,13 @@ static int genphy_config_advert(struct phy_device > *phydev) > return changed; > } > > +int gen10g_config_advert(struct phy_device *dev) { > + return 0; > +} > +EXPORT_SYMBOL(gen10g_config_advert); > + > + > /** > * genphy_setup_forced - configures/forces speed/duplex from @phydev > * @phydev: target phy_device struct > @@ -742,6 +750,12 @@ int genphy_restart_aneg(struct phy_device *phydev) } > EXPORT_SYMBOL(genphy_restart_aneg); > > +int gen10g_restart_aneg(struct phy_device *phydev) { > + return 0; > +} > +EXPORT_SYMBOL(gen10g_restart_aneg); > + > > /** > * genphy_config_aneg - restart auto-negotiation or write BMCR @@ -784,6 > +798,13 @@ int genphy_config_aneg(struct phy_device *phydev) } > EXPORT_SYMBOL(genphy_config_aneg); > > +int gen10g_config_aneg(struct phy_device *phydev) { > + return 0; > +} > +EXPORT_SYMBOL(gen10g_config_aneg); > + > + > /** > * genphy_update_link - update link status in @phydev > * @phydev: target phy_device struct > @@ -913,6 +934,35 @@ int genphy_read_status(struct phy_device *phydev) } > EXPORT_SYMBOL(genphy_read_status); > > +int gen10g_read_status(struct phy_device *phydev) { > + int devad, reg; > + u32 mmd_mask = phydev->c45_ids.devices_in_package; > + > + phydev->link = 1; > + > + /* For now just lie and say it's 10G all the time */ > + phydev->speed = 10000; > + phydev->duplex = DUPLEX_FULL; > + > + for (devad = 0; mmd_mask; devad++, mmd_mask = mmd_mask >> 1) { > + if (!(mmd_mask & 1)) > + continue; > + > + /* Read twice because link state is latched and a > + * read moves the current state into the register > + */ > + phy_read_mmd(phydev, devad, MDIO_STAT1); > + reg = phy_read_mmd(phydev, devad, MDIO_STAT1); > + if (reg < 0 || !(reg & MDIO_STAT1_LSTATUS)) > + phydev->link = 0; > + } > + > + return 0; > +} > +EXPORT_SYMBOL(gen10g_read_status); > + > + > static int genphy_config_init(struct phy_device *phydev) { > int val; > @@ -959,6 +1009,15 @@ static int genphy_config_init(struct phy_device *phydev) > > return 0; > } > + > +static int gen10g_config_init(struct phy_device *phydev) { > + /* Temporarily just say we support everything */ > + phydev->supported = phydev->advertising = SUPPORTED_10000baseT_Full; > + > + return 0; > +} > + > int genphy_suspend(struct phy_device *phydev) { > int value; > @@ -974,6 +1033,13 @@ int genphy_suspend(struct phy_device *phydev) } > EXPORT_SYMBOL(genphy_suspend); > > +int gen10g_suspend(struct phy_device *phydev) { > + return 0; > +} > +EXPORT_SYMBOL(gen10g_suspend); > + > + > int genphy_resume(struct phy_device *phydev) { > int value; > @@ -989,6 +1055,13 @@ int genphy_resume(struct phy_device *phydev) } > EXPORT_SYMBOL(genphy_resume); > > +int gen10g_resume(struct phy_device *phydev) { > + return 0; > +} > +EXPORT_SYMBOL(gen10g_resume); > + > + > /** > * phy_probe - probe and init a PHY device > * @dev: device to probe and init > @@ -1129,6 +1202,20 @@ static struct phy_driver genphy_driver = { > .driver = {.owner= THIS_MODULE, }, > }; > > +static struct phy_driver gen10g_driver = { > + .phy_id = 0xffffffff, > + .phy_id_mask = 0xffffffff, > + .name = "Generic 10G PHY", > + .config_init = gen10g_config_init, > + .features = 0, > + .config_aneg = gen10g_config_aneg, > + .read_status = gen10g_read_status, > + .suspend = gen10g_suspend, > + .resume = gen10g_resume, > + .driver = {.owner = THIS_MODULE, }, > +}; > + > + > static int __init phy_init(void) > { > int rc; > @@ -1139,13 +1226,25 @@ static int __init phy_init(void) > > rc = phy_driver_register(&genphy_driver); > if (rc) > - mdio_bus_exit(); > + goto genphy_register_failed; > + > + rc = phy_driver_register(&gen10g_driver); > + if (rc) > + goto gen10g_register_failed; > + > + return rc; > + > +gen10g_register_failed: > + phy_driver_unregister(&genphy_driver); > +genphy_register_failed: > + mdio_bus_exit(); > > return rc; > } > > static void __exit phy_exit(void) > { > + phy_driver_unregister(&gen10g_driver); > phy_driver_unregister(&genphy_driver); > mdio_bus_exit(); > } > diff --git a/include/linux/phy.h b/include/linux/phy.h index 684925a..f864004 > 100644 > --- a/include/linux/phy.h > +++ b/include/linux/phy.h > @@ -66,6 +66,7 @@ typedef enum { > PHY_INTERFACE_MODE_RGMII_TXID, > PHY_INTERFACE_MODE_RTBI, > PHY_INTERFACE_MODE_SMII, > + PHY_INTERFACE_MODE_XGMII, > } phy_interface_t; > > > -- > 1.8.4.1 _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
