be2net: Prevent CQ full condition for Lancer

Indicate to HW that the CQ is cleaned up before posting new RX buffers.
This prevents the HW to go into CQ full error condition.

Signed-off-by: Padmanabh Ratnakar <padmanabh.ratnakar@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 21804972fa2f91cc2278823c096f379403a51218..30606f5ec0d09696f2680b76ac53d26724a8298d 100644 (file)
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -1905,6 +1905,8 @@ loop_continue:
                be_rx_stats_update(rxo, rxcp);
        }
 
+       be_cq_notify(adapter, rx_cq->id, false, work_done);
+
        /* Refill the queue */
        if (work_done && atomic_read(&rxo->q.used) < RX_FRAGS_REFILL_WM)
                be_post_rx_frags(rxo, GFP_ATOMIC);
@@ -1912,10 +1914,8 @@ loop_continue:
        /* All consumed */
        if (work_done < budget) {
                napi_complete(napi);
-               be_cq_notify(adapter, rx_cq->id, true, work_done);
-       } else {
-               /* More to be consumed; continue with interrupts disabled */
-               be_cq_notify(adapter, rx_cq->id, false, work_done);
+               /* Arm CQ */
+               be_cq_notify(adapter, rx_cq->id, true, 0);
        }
        return work_done;
 }