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path: root/drivers/net/tg3.c
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Diffstat (limited to 'drivers/net/tg3.c')
-rw-r--r--drivers/net/tg3.c46
1 files changed, 21 insertions, 25 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index d29282f01c23..661e9ddd1401 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -4733,7 +4733,7 @@ next_pkt_nopost:
tw32_rx_mbox(tnapi->consmbox, sw_idx);
/* Refill RX ring(s). */
- if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_RSS) || tnapi == &tp->napi[1]) {
+ if (!(tp->tg3_flags3 & TG3_FLG3_ENABLE_RSS)) {
if (work_mask & RXD_OPAQUE_RING_STD) {
tpr->rx_std_prod_idx = std_prod_idx % TG3_RX_RING_SIZE;
tw32_rx_mbox(TG3_RX_STD_PROD_IDX_REG,
@@ -4755,7 +4755,8 @@ next_pkt_nopost:
tpr->rx_std_prod_idx = std_prod_idx % TG3_RX_RING_SIZE;
tpr->rx_jmb_prod_idx = jmb_prod_idx % TG3_RX_JUMBO_RING_SIZE;
- napi_schedule(&tp->napi[1].napi);
+ if (tnapi != &tp->napi[1])
+ napi_schedule(&tp->napi[1].napi);
}
return received;
@@ -4893,25 +4894,23 @@ static int tg3_poll_work(struct tg3_napi *tnapi, int work_done, int budget)
work_done += tg3_rx(tnapi, budget - work_done);
if ((tp->tg3_flags3 & TG3_FLG3_ENABLE_RSS) && tnapi == &tp->napi[1]) {
+ struct tg3_rx_prodring_set *dpr = &tp->prodring[0];
int i;
- u32 std_prod_idx = tp->prodring[0].rx_std_prod_idx;
- u32 jmb_prod_idx = tp->prodring[0].rx_jmb_prod_idx;
+ u32 std_prod_idx = dpr->rx_std_prod_idx;
+ u32 jmb_prod_idx = dpr->rx_jmb_prod_idx;
- for (i = 2; i < tp->irq_cnt; i++)
- tg3_rx_prodring_xfer(tp, tnapi->prodring,
- tp->napi[i].prodring);
+ for (i = 1; i < tp->irq_cnt; i++)
+ tg3_rx_prodring_xfer(tp, dpr, tp->napi[i].prodring);
wmb();
- if (std_prod_idx != tp->prodring[0].rx_std_prod_idx) {
- u32 mbox = TG3_RX_STD_PROD_IDX_REG;
- tw32_rx_mbox(mbox, tp->prodring[0].rx_std_prod_idx);
- }
+ if (std_prod_idx != dpr->rx_std_prod_idx)
+ tw32_rx_mbox(TG3_RX_STD_PROD_IDX_REG,
+ dpr->rx_std_prod_idx);
- if (jmb_prod_idx != tp->prodring[0].rx_jmb_prod_idx) {
- u32 mbox = TG3_RX_JMB_PROD_IDX_REG;
- tw32_rx_mbox(mbox, tp->prodring[0].rx_jmb_prod_idx);
- }
+ if (jmb_prod_idx != dpr->rx_jmb_prod_idx)
+ tw32_rx_mbox(TG3_RX_JMB_PROD_IDX_REG,
+ dpr->rx_jmb_prod_idx);
mmiowb();
}
@@ -6173,8 +6172,7 @@ static void tg3_free_rings(struct tg3 *tp)
dev_kfree_skb_any(skb);
}
- if (tp->irq_cnt == 1 || j != tp->irq_cnt - 1)
- tg3_rx_prodring_free(tp, &tp->prodring[j]);
+ tg3_rx_prodring_free(tp, &tp->prodring[j]);
}
}
@@ -6210,9 +6208,10 @@ static int tg3_init_rings(struct tg3 *tp)
if (tnapi->rx_rcb)
memset(tnapi->rx_rcb, 0, TG3_RX_RCB_RING_BYTES(tp));
- if ((tp->irq_cnt == 1 || i != tp->irq_cnt - 1) &&
- tg3_rx_prodring_alloc(tp, &tp->prodring[i]))
+ if (tg3_rx_prodring_alloc(tp, &tp->prodring[i])) {
+ tg3_free_rings(tp);
return -ENOMEM;
+ }
}
return 0;
@@ -6259,7 +6258,7 @@ static void tg3_free_consistent(struct tg3 *tp)
tp->hw_stats = NULL;
}
- for (i = 0; i < (tp->irq_cnt == 1 ? 1 : tp->irq_cnt - 1); i++)
+ for (i = 0; i < tp->irq_cnt; i++)
tg3_rx_prodring_fini(tp, &tp->prodring[i]);
}
@@ -6271,7 +6270,7 @@ static int tg3_alloc_consistent(struct tg3 *tp)
{
int i;
- for (i = 0; i < (tp->irq_cnt == 1 ? 1 : tp->irq_cnt - 1); i++) {
+ for (i = 0; i < tp->irq_cnt; i++) {
if (tg3_rx_prodring_init(tp, &tp->prodring[i]))
goto err_out;
}
@@ -6336,10 +6335,7 @@ static int tg3_alloc_consistent(struct tg3 *tp)
break;
}
- if (tp->irq_cnt == 1)
- tnapi->prodring = &tp->prodring[0];
- else if (i)
- tnapi->prodring = &tp->prodring[i - 1];
+ tnapi->prodring = &tp->prodring[i];
/*
* If multivector RSS is enabled, vector 0 does not handle