From 3f926da82f128c68c479247b1771729b9487502a Mon Sep 17 00:00:00 2001 From: Ben Hutchings Date: Wed, 29 Apr 2009 08:20:37 +0000 Subject: sfc: Use generic MDIO flow control auto-negotiation functions Signed-off-by: Ben Hutchings Signed-off-by: David S. Miller --- drivers/net/sfc/ethtool.c | 3 ++- drivers/net/sfc/mdio_10g.c | 22 +--------------------- drivers/net/sfc/mdio_10g.h | 3 --- drivers/net/sfc/net_driver.h | 26 ++++---------------------- drivers/net/sfc/tenxpress.c | 1 - 5 files changed, 7 insertions(+), 48 deletions(-) (limited to 'drivers/net/sfc') diff --git a/drivers/net/sfc/ethtool.c b/drivers/net/sfc/ethtool.c index 1c7b6849fe01..997ea2a3d53f 100644 --- a/drivers/net/sfc/ethtool.c +++ b/drivers/net/sfc/ethtool.c @@ -711,7 +711,8 @@ static int efx_ethtool_set_pauseparam(struct net_device *net_dev, mutex_lock(&efx->mac_lock); efx->wanted_fc = wanted_fc; - efx_mdio_set_pause(efx); + if (efx->phy_op->mmds & MDIO_DEVS_AN) + mdio45_ethtool_spauseparam_an(&efx->mdio, pause); __efx_reconfigure_port(efx); mutex_unlock(&efx->mac_lock); diff --git a/drivers/net/sfc/mdio_10g.c b/drivers/net/sfc/mdio_10g.c index 11c231a1f875..6c33459f9ea9 100644 --- a/drivers/net/sfc/mdio_10g.c +++ b/drivers/net/sfc/mdio_10g.c @@ -304,7 +304,7 @@ int efx_mdio_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd) else if (ecmd->advertising & (ADVERTISED_1000baseT_Half | ADVERTISED_1000baseT_Full)) reg |= ADVERTISE_NPAGE; - reg |= efx_fc_advertise(efx->wanted_fc); + reg |= mii_advertise_flowctrl(efx->wanted_fc); efx_mdio_write(efx, MDIO_MMD_AN, MDIO_AN_ADVERTISE, reg); /* Set up the (extended) next page if necessary */ @@ -340,26 +340,6 @@ int efx_mdio_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd) return 0; } -void efx_mdio_set_pause(struct efx_nic *efx) -{ - int reg; - - if (efx->phy_op->mmds & MDIO_DEVS_AN) { - /* Set pause capability advertising */ - reg = efx_mdio_read(efx, MDIO_MMD_AN, MDIO_AN_ADVERTISE); - reg &= ~(ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM); - reg |= efx_fc_advertise(efx->wanted_fc); - efx_mdio_write(efx, MDIO_MMD_AN, MDIO_AN_ADVERTISE, reg); - - /* Restart auto-negotiation */ - reg = efx_mdio_read(efx, MDIO_MMD_AN, MDIO_CTRL1); - if (reg & MDIO_AN_CTRL1_ENABLE) { - reg |= MDIO_AN_CTRL1_RESTART; - efx_mdio_write(efx, MDIO_MMD_AN, MDIO_CTRL1, reg); - } - } -} - enum efx_fc_type efx_mdio_get_pause(struct efx_nic *efx) { int lpa; diff --git a/drivers/net/sfc/mdio_10g.h b/drivers/net/sfc/mdio_10g.h index ea4587d93698..6b14421a7444 100644 --- a/drivers/net/sfc/mdio_10g.h +++ b/drivers/net/sfc/mdio_10g.h @@ -87,9 +87,6 @@ extern void efx_mdio_set_mmds_lpower(struct efx_nic *efx, /* Set (some of) the PHY settings over MDIO */ extern int efx_mdio_set_settings(struct efx_nic *efx, struct ethtool_cmd *ecmd); -/* Set pause parameters to be advertised through AN (if available) */ -extern void efx_mdio_set_pause(struct efx_nic *efx); - /* Get pause parameters from AN if available (otherwise return * requested pause parameters) */ diff --git a/drivers/net/sfc/net_driver.h b/drivers/net/sfc/net_driver.h index 457e2f1d4b43..5eabede9ac18 100644 --- a/drivers/net/sfc/net_driver.h +++ b/drivers/net/sfc/net_driver.h @@ -495,8 +495,8 @@ struct efx_nic; /* Pseudo bit-mask flow control field */ enum efx_fc_type { - EFX_FC_RX = 1, - EFX_FC_TX = 2, + EFX_FC_RX = FLOW_CTRL_RX, + EFX_FC_TX = FLOW_CTRL_TX, EFX_FC_AUTO = 4, }; @@ -506,33 +506,15 @@ enum efx_mac_type { EFX_XMAC = 2, }; -static inline unsigned int efx_fc_advertise(enum efx_fc_type wanted_fc) -{ - unsigned int adv = 0; - if (wanted_fc & EFX_FC_RX) - adv = ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM; - if (wanted_fc & EFX_FC_TX) - adv ^= ADVERTISE_PAUSE_ASYM; - return adv; -} - static inline enum efx_fc_type efx_fc_resolve(enum efx_fc_type wanted_fc, unsigned int lpa) { - unsigned int adv = efx_fc_advertise(wanted_fc); + BUILD_BUG_ON(EFX_FC_AUTO & (EFX_FC_RX | EFX_FC_TX)); if (!(wanted_fc & EFX_FC_AUTO)) return wanted_fc; - if (adv & lpa & ADVERTISE_PAUSE_CAP) - return EFX_FC_RX | EFX_FC_TX; - if (adv & lpa & ADVERTISE_PAUSE_ASYM) { - if (adv & ADVERTISE_PAUSE_CAP) - return EFX_FC_RX; - if (lpa & ADVERTISE_PAUSE_CAP) - return EFX_FC_TX; - } - return 0; + return mii_resolve_flowctrl_fdx(mii_advertise_flowctrl(wanted_fc), lpa); } /** diff --git a/drivers/net/sfc/tenxpress.c b/drivers/net/sfc/tenxpress.c index 403f7d70c223..0421190db7de 100644 --- a/drivers/net/sfc/tenxpress.c +++ b/drivers/net/sfc/tenxpress.c @@ -343,7 +343,6 @@ static int tenxpress_phy_init(struct efx_nic *efx) rc = tenxpress_init(efx); if (rc < 0) goto fail; - efx_mdio_set_pause(efx); if (efx->phy_type == PHY_TYPE_SFT9001B) { rc = device_create_file(&efx->pci_dev->dev, -- cgit v1.2.3