* [PATCH 10/20] tg3: Extend loopback test timeout
@ 2009-11-03 0:27 Matt Carlson
0 siblings, 0 replies; only message in thread
From: Matt Carlson @ 2009-11-03 0:27 UTC (permalink / raw)
To: davem; +Cc: netdev, andy
This patch extends the loopback test timeout from 250 usec to 350 usec.
When the 5785 is paired against an AC131 phy, the older timeout is
just a little too close to the expected performance based on timings.
Signed-off-by: Matt Carlson <mcarlson@broadcom.com>
Reviewed-by: Michael Chan <mchan@broadcom.com>
---
drivers/net/tg3.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index d726da8..7bebb47 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -10424,8 +10424,8 @@ static int tg3_run_loopback(struct tg3 *tp, int loopback_mode)
udelay(10);
- /* 250 usec to allow enough time on some 10/100 Mbps devices. */
- for (i = 0; i < 25; i++) {
+ /* 350 usec to allow enough time on some 10/100 Mbps devices. */
+ for (i = 0; i < 35; i++) {
tw32_f(HOSTCC_MODE, tp->coalesce_mode | HOSTCC_MODE_ENABLE |
coal_now);
--
1.6.4.4
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2009-11-03 0:27 [PATCH 10/20] tg3: Extend loopback test timeout Matt Carlson
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