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tg3: Turn off ASF "driver alive" heartbeats for APE 

The ENABLE_ASF flag is set when DASH is enabled on the NIC, but DASH
does not run on the RX CPU.  Instead it runs on the APE.
Consequently, the driver does not need to send "driver alive" updates
to the RX CPU when the APE is present.

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>
This commit is contained in:
Matt Carlson 2008-08-15 14:08:55 -07:00 committed by David S. Miller
parent 3bda125896
commit bc7959b2cb
1 changed files with 2 additions and 1 deletions
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3
drivers/net/tg3.c
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@ -7862,7 +7862,8 @@ static void tg3_timer(unsigned long __opaque)
* resets.
*/
if (!--tp->asf_counter) {
if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) {
if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) &&
!(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) {
u32 val;
tg3_wait_for_event_ack(tp);