diff options
| author | Steve Hodgson | 2010-02-03 09:30:38 +0000 |
|---|---|---|
| committer | David S. Miller | 2010-02-03 19:12:44 -0800 |
| commit | 7a6b8f6f7f74085a1330b0f9765d81bcea8c58b7 (patch) | |
| tree | 6358e7e8d94d3475c864c114188df2c6eb4a98ff /drivers/net/sfc | |
| parent | 8b2103add08b79abd3ac7015b4bac744c0af534e (diff) | |
sfc: Enable autonegotiated flow-control by default if supported
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/falcon.c | 2 | ||||
| -rw-r--r-- | drivers/net/sfc/mcdi_phy.c | 14 | ||||
| -rw-r--r-- | drivers/net/sfc/siena.c | 7 |
3 files changed, 16 insertions, 7 deletions
diff --git a/drivers/net/sfc/falcon.c b/drivers/net/sfc/falcon.c index 9d009c46e962..1e7858511e35 100644 --- a/drivers/net/sfc/falcon.c +++ b/drivers/net/sfc/falcon.c @@ -909,6 +909,8 @@ static int falcon_probe_port(struct efx_nic *efx) efx->wanted_fc = EFX_FC_RX | EFX_FC_TX; else efx->wanted_fc = EFX_FC_RX; + if (efx->mdio.mmds & MDIO_DEVS_AN) + efx->wanted_fc |= EFX_FC_AUTO; /* Allocate buffer for stats */ rc = efx_nic_alloc_buffer(efx, &efx->stats_buffer, diff --git a/drivers/net/sfc/mcdi_phy.c b/drivers/net/sfc/mcdi_phy.c index eb694af7a473..d87e74d3994e 100644 --- a/drivers/net/sfc/mcdi_phy.c +++ b/drivers/net/sfc/mcdi_phy.c @@ -381,6 +381,18 @@ static int efx_mcdi_phy_probe(struct efx_nic *efx) * but by convention we don't */ efx->loopback_modes &= ~(1 << LOOPBACK_NONE); + /* Set the initial link mode */ + efx_mcdi_phy_decode_link( + efx, &efx->link_state, + MCDI_DWORD(outbuf, GET_LINK_OUT_LINK_SPEED), + MCDI_DWORD(outbuf, GET_LINK_OUT_FLAGS), + MCDI_DWORD(outbuf, GET_LINK_OUT_FCNTL)); + + /* Default to Autonegotiated flow control if the PHY supports it */ + efx->wanted_fc = EFX_FC_RX | EFX_FC_TX; + if (phy_data->supported_cap & (1 << MC_CMD_PHY_CAP_AN_LBN)) + efx->wanted_fc |= EFX_FC_AUTO; + return 0; fail: @@ -436,7 +448,7 @@ void efx_mcdi_phy_check_fcntl(struct efx_nic *efx, u32 lpa) /* The link partner capabilities are only relevent if the * link supports flow control autonegotiation */ - if (~phy_cfg->supported_cap & (1 << MC_CMD_PHY_CAP_ASYM_LBN)) + if (~phy_cfg->supported_cap & (1 << MC_CMD_PHY_CAP_AN_LBN)) return; /* If flow control autoneg is supported and enabled, then fine */ diff --git a/drivers/net/sfc/siena.c b/drivers/net/sfc/siena.c index 0e4c13abf087..f6a53895ff27 100644 --- a/drivers/net/sfc/siena.c +++ b/drivers/net/sfc/siena.c @@ -106,16 +106,11 @@ static int siena_probe_port(struct efx_nic *efx) efx->mdio.mdio_read = siena_mdio_read; efx->mdio.mdio_write = siena_mdio_write; - /* Fill out MDIO structure and loopback modes */ + /* Fill out MDIO structure, loopback modes, and initial link state */ rc = efx->phy_op->probe(efx); if (rc != 0) return rc; - /* Initial assumption */ - efx->link_state.speed = 10000; - efx->link_state.fd = true; - efx->wanted_fc = EFX_FC_RX | EFX_FC_TX; - /* Allocate buffer for stats */ rc = efx_nic_alloc_buffer(efx, &efx->stats_buffer, MC_CMD_MAC_NSTATS * sizeof(u64)); |