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sky2: fiber pause bits
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The advertisement bits for flow control are located in
different location on fiber (1000baseX)

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
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Stephen Hemminger committed Oct 17, 2006
1 parent ebc646f commit 709c6e7
Showing 1 changed file with 19 additions and 8 deletions.
27 changes: 19 additions & 8 deletions drivers/net/sky2.c
Original file line number Diff line number Diff line change
Expand Up @@ -384,20 +384,31 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port)
adv |= PHY_M_AN_10_FD;
if (sky2->advertising & ADVERTISED_10baseT_Half)
adv |= PHY_M_AN_10_HD;

/* desired flow control */
if (sky2->tx_pause && sky2->rx_pause) /* both */
adv |= PHY_M_AN_PC | PHY_M_AN_ASP;
else if (sky2->tx_pause)
adv |= PHY_M_AN_ASP;
else if (sky2->rx_pause)
adv |= PHY_M_AN_PC;


} else { /* special defines for FIBER (88E1040S only) */
if (sky2->advertising & ADVERTISED_1000baseT_Full)
adv |= PHY_M_AN_1000X_AFD;
if (sky2->advertising & ADVERTISED_1000baseT_Half)
adv |= PHY_M_AN_1000X_AHD;
}

/* Set Flow-control capabilities */
if (sky2->tx_pause && sky2->rx_pause)
adv |= PHY_AN_PAUSE_CAP; /* symmetric */
else if (sky2->rx_pause && !sky2->tx_pause)
adv |= PHY_AN_PAUSE_ASYM | PHY_AN_PAUSE_CAP;
else if (!sky2->rx_pause && sky2->tx_pause)
adv |= PHY_AN_PAUSE_ASYM; /* local */
if (sky2->tx_pause && sky2->rx_pause) /* both */
adv |= PHY_M_P_BOTH_MD_X;
else if (sky2->tx_pause)
adv |= PHY_M_P_ASYM_MD_X;
else if (sky2->rx_pause)
adv |= PHY_M_P_SYM_MD_X;
else
adv |= PHY_M_P_NO_PAUSE_X;
}

/* Restart Auto-negotiation */
ctrl |= PHY_CT_ANE | PHY_CT_RE_CFG;
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