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authorMatt Carlson <mcarlson@broadcom.com>2010-06-05 17:24:35 +0000
committerDavid S. Miller <davem@davemloft.net>2010-06-06 17:56:01 -0700
commit57d8b88030ca9f295bb72ef65228c6d86bed22f6 (patch)
tree3cafb558c5027cb092080d136d946eee55284305 /drivers/net/tg3.c
parent2430b031be8d3eb57f22f2df6fb3784564109db0 (diff)
tg3: 5717: Allow serdes link via parallel detect
The 5717 serdes phy brings link up via parallel detection without any additional help from the driver. This patch changes the tg3_setup_fiber_mii_phy() function to detect and allow the use of this feature. Signed-off-by: Matt Carlson <mcarlson@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.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index d169337bc7ef..2dcde1343cc7 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -4206,6 +4206,8 @@ static int tg3_setup_fiber_mii_phy(struct tg3 *tp, int force_reset)
current_duplex = DUPLEX_FULL;
else
current_duplex = DUPLEX_HALF;
+ } else if (!(tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
+ /* Link is up via parallel detect */
} else {
current_link_up = 0;
}
@@ -8531,8 +8533,10 @@ static void tg3_timer(unsigned long __opaque)
}
tg3_setup_phy(tp, 0);
}
- } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES)
+ } else if ((tp->tg3_flags2 & TG3_FLG2_MII_SERDES) &&
+ !(tp->tg3_flags2 & TG3_FLG2_5780_CLASS)) {
tg3_serdes_parallel_detect(tp);
+ }
tp->timer_counter = tp->timer_multiplier;
}