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authorMatt Carlson <mcarlson@broadcom.com>2009-02-25 14:23:01 +0000
committerDavid S. Miller <davem@davemloft.net>2009-02-26 23:16:32 -0800
commit7e5856bd9644e2299adbf5d0a8916f9cc56f1f36 (patch)
tree2e128aa83e4ef363639bc45595547565172dc61d /drivers/net/tg3.c
parentf7b493e02101bb5a0a69a91a8b4b7b002cd60eaf (diff)
tg3: Update ethtool set_settings error checks
The ethtool interface has acquired some new enumerations since the tg3 driver's tg3_set_settings() error checking code was written. The error checking code is no longer complete. This patch rewrites the error checking so that it is future-proofed. Signed-off-by: Matt Carlson <mcarlson@broadcom.com> Signed-off-by: Benjamin Li <benli@broadcom.com> Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/tg3.c')
-rw-r--r--drivers/net/tg3.c68
1 files changed, 50 insertions, 18 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 774a01ab03b..0ea61f7f620 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -8552,7 +8552,7 @@ static int tg3_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
cmd->duplex = tp->link_config.active_duplex;
}
cmd->phy_address = PHY_ADDR;
- cmd->transceiver = 0;
+ cmd->transceiver = XCVR_INTERNAL;
cmd->autoneg = tp->link_config.autoneg;
cmd->maxtxpkt = 0;
cmd->maxrxpkt = 0;
@@ -8569,26 +8569,58 @@ static int tg3_set_settings(struct net_device *dev, struct ethtool_cmd *cmd)
return phy_ethtool_sset(tp->mdio_bus->phy_map[PHY_ADDR], cmd);
}
- if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) {
- /* These are the only valid advertisement bits allowed. */
- if (cmd->autoneg == AUTONEG_ENABLE &&
- (cmd->advertising & ~(ADVERTISED_1000baseT_Half |
- ADVERTISED_1000baseT_Full |
- ADVERTISED_Autoneg |
- ADVERTISED_FIBRE)))
- return -EINVAL;
- /* Fiber can only do SPEED_1000. */
- else if ((cmd->autoneg != AUTONEG_ENABLE) &&
- (cmd->speed != SPEED_1000))
- return -EINVAL;
- /* Copper cannot force SPEED_1000. */
- } else if ((cmd->autoneg != AUTONEG_ENABLE) &&
- (cmd->speed == SPEED_1000))
+ if (cmd->autoneg != AUTONEG_ENABLE &&
+ cmd->autoneg != AUTONEG_DISABLE)
return -EINVAL;
- else if ((cmd->speed == SPEED_1000) &&
- (tp->tg3_flags & TG3_FLAG_10_100_ONLY))
+
+ if (cmd->autoneg == AUTONEG_DISABLE &&
+ cmd->duplex != DUPLEX_FULL &&
+ cmd->duplex != DUPLEX_HALF)
return -EINVAL;
+ if (cmd->autoneg == AUTONEG_ENABLE) {
+ u32 mask = ADVERTISED_Autoneg |
+ ADVERTISED_Pause |
+ ADVERTISED_Asym_Pause;
+
+ if (!(tp->tg3_flags2 & TG3_FLAG_10_100_ONLY))
+ mask |= ADVERTISED_1000baseT_Half |
+ ADVERTISED_1000baseT_Full;
+
+ if (!(tp->tg3_flags2 & TG3_FLG2_ANY_SERDES))
+ mask |= ADVERTISED_100baseT_Half |
+ ADVERTISED_100baseT_Full |
+ ADVERTISED_10baseT_Half |
+ ADVERTISED_10baseT_Full |
+ ADVERTISED_TP;
+ else
+ mask |= ADVERTISED_FIBRE;
+
+ if (cmd->advertising & ~mask)
+ return -EINVAL;
+
+ mask &= (ADVERTISED_1000baseT_Half |
+ ADVERTISED_1000baseT_Full |
+ ADVERTISED_100baseT_Half |
+ ADVERTISED_100baseT_Full |
+ ADVERTISED_10baseT_Half |
+ ADVERTISED_10baseT_Full);
+
+ cmd->advertising &= mask;
+ } else {
+ if (tp->tg3_flags2 & TG3_FLG2_ANY_SERDES) {
+ if (cmd->speed != SPEED_1000)
+ return -EINVAL;
+
+ if (cmd->duplex != DUPLEX_FULL)
+ return -EINVAL;
+ } else {
+ if (cmd->speed != SPEED_100 &&
+ cmd->speed != SPEED_10)
+ return -EINVAL;
+ }
+ }
+
tg3_full_lock(tp, 0);
tp->link_config.autoneg = cmd->autoneg;