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authorMichael Chan <mchan@broadcom.com>2005-04-25 18:14:32 -0400
committerDavid S. Miller <davem@davemloft.net>2005-04-25 18:14:32 -0400
commit52f6d697dc0f2c039e8413e780b0f45ddf8161fc (patch)
tree41e9c7d722b4cd83ed2f6d5c0ae13581e309ec75 /drivers/net
parent483ba50bd41d14d5325d6cd9935de86a982d08a2 (diff)
[TG3]: Refresh hw index in tg3_rx()
This patch refreshes the hw rx producer in tg3_rx() so that additional work posted by the hardware can be processed. Signed-off-by: Michael Chan <mchan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/tg3.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index e53c1dc58d08..92b0e4975135 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -2802,6 +2802,12 @@ next_pkt:
2802next_pkt_nopost: 2802next_pkt_nopost:
2803 sw_idx++; 2803 sw_idx++;
2804 sw_idx %= TG3_RX_RCB_RING_SIZE(tp); 2804 sw_idx %= TG3_RX_RCB_RING_SIZE(tp);
2805
2806 /* Refresh hw_idx to see if there is new work */
2807 if (sw_idx == hw_idx) {
2808 hw_idx = tp->hw_status->idx[0].rx_producer;
2809 rmb();
2810 }
2805 } 2811 }
2806 2812
2807 /* ACK the status ring. */ 2813 /* ACK the status ring. */