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SubjectRe: TG3 doesn't work in kernel 2.4.27 (David S. Miller)
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I tried this patch alone on top of 2.6.9-rc1 and tg3 is still broken for
me on JS20 blades. Was there another patch I should have applied in
conjunction with this?

Thanks,
Paul Larson

On Mon, 2004-08-30 at 18:11, David S. Miller wrote:
> Michael Chan at Broadcom spotted the bug.
>
> Things are totally broken if the switch/hub does not support
> autonegotiation. Checking for the MAC_STATUS_SIGNAL_DET bit
> in the tg3 polling timer fixes the problem.
>
> This is probably why it worked for you and doesn't with the
> IBM blades as blades are more likely to be connected to
> non-autoneg'ing devices.
>
> ===== drivers/net/tg3.c 1.199 vs edited =====
> --- 1.199/drivers/net/tg3.c 2004-08-18 19:52:35 -07:00
> +++ edited/drivers/net/tg3.c 2004-08-30 15:08:07 -07:00
> @@ -5602,7 +5602,8 @@
> need_setup = 1;
> }
> if (! netif_carrier_ok(tp->dev) &&
> - (mac_stat & MAC_STATUS_PCS_SYNCED)) {
> + (mac_stat & (MAC_STATUS_PCS_SYNCED |
> + MAC_STATUS_SIGNAL_DET))) {
> need_setup = 1;
> }
> if (need_setup) {
> -
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