From 7a6b8f6f7f74085a1330b0f9765d81bcea8c58b7 Mon Sep 17 00:00:00 2001 From: Steve Hodgson Date: Wed, 3 Feb 2010 09:30:38 +0000 Subject: sfc: Enable autonegotiated flow-control by default if supported Signed-off-by: Ben Hutchings Signed-off-by: David S. Miller --- drivers/net/sfc/mcdi_phy.c | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) (limited to 'drivers/net/sfc/mcdi_phy.c') 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 */ -- cgit v1.2.1