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authorBen Hutchings <bhutchings@solarflare.com>2009-04-29 08:20:37 +0000
committerDavid S. Miller <davem@davemloft.net>2009-04-29 17:32:37 -0700
commit3f926da82f128c68c479247b1771729b9487502a (patch)
treec55d11e34dc361895a618afa128077176915dc06 /drivers/net/sfc
parentaf2a3eac2fe6a6d8e9fdf6927284b34466a7d808 (diff)
sfc: Use generic MDIO flow control auto-negotiation functions
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/sfc')
-rw-r--r--drivers/net/sfc/ethtool.c3
-rw-r--r--drivers/net/sfc/mdio_10g.c22
-rw-r--r--drivers/net/sfc/mdio_10g.h3
-rw-r--r--drivers/net/sfc/net_driver.h26
-rw-r--r--drivers/net/sfc/tenxpress.c1
5 files changed, 7 insertions, 48 deletions
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,