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only clear the IFF_OACTIVE flag when we have a chance of being able to

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queue a packet to the hardware... instead of when the hardware queue is
empty..

don't initalize cur_tx now that it doesn't need to be...

Pointed out by:	bde
This commit is contained in:
jmg 2004-11-17 21:35:22 +00:00
parent 95d6e9930c
commit 2687765483
2 changed files with 8 additions and 8 deletions
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8
sys/dev/sk/if_sk.c
View File

@ -1991,7 +1991,7 @@ sk_txeof(sc_if)
struct sk_if_softc *sc_if;
{
struct sk_softc *sc;
struct sk_tx_desc *cur_tx = NULL;
struct sk_tx_desc *cur_tx;
struct ifnet *ifp;
u_int32_t idx;
@ -2019,13 +2019,13 @@ sk_txeof(sc_if)
if (sc_if->sk_cdata.sk_tx_cnt == 0) {
ifp->if_timer = 0;
ifp->if_flags &= ~IFF_OACTIVE;
} else /* nudge chip to keep tx ring moving */
CSR_WRITE_4(sc, sc_if->sk_tx_bmu, SK_TXBMU_TX_START);
sc_if->sk_cdata.sk_tx_cons = idx;
if (sc_if->sk_cdata.sk_tx_cnt < SK_TX_RING_CNT - 2)
ifp->if_flags &= ~IFF_OACTIVE;
return;
sc_if->sk_cdata.sk_tx_cons = idx;
}
static void

8
sys/pci/if_sk.c
View File

@ -1991,7 +1991,7 @@ sk_txeof(sc_if)
struct sk_if_softc *sc_if;
{
struct sk_softc *sc;
struct sk_tx_desc *cur_tx = NULL;
struct sk_tx_desc *cur_tx;
struct ifnet *ifp;
u_int32_t idx;
@ -2019,13 +2019,13 @@ sk_txeof(sc_if)
if (sc_if->sk_cdata.sk_tx_cnt == 0) {
ifp->if_timer = 0;
ifp->if_flags &= ~IFF_OACTIVE;
} else /* nudge chip to keep tx ring moving */
CSR_WRITE_4(sc, sc_if->sk_tx_bmu, SK_TXBMU_TX_START);
sc_if->sk_cdata.sk_tx_cons = idx;
if (sc_if->sk_cdata.sk_tx_cnt < SK_TX_RING_CNT - 2)
ifp->if_flags &= ~IFF_OACTIVE;
return;
sc_if->sk_cdata.sk_tx_cons = idx;
}
static void