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Commit 9372cacb authored by Padmanabh Ratnakar's avatar Padmanabh Ratnakar Committed by David S. Miller
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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: default avatarPadmanabh Ratnakar <padmanabh.ratnakar@emulex.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1610c79f

drivers/net/ethernet/emulex/benet/be_main.c

+4 −4
Original line number Original line Diff line number Diff line
@@ -1905,6 +1905,8 @@ loop_continue: 
		be_rx_stats_update(rxo, rxcp);

		be_rx_stats_update(rxo, rxcp);

	}

	}





	be_cq_notify(adapter, rx_cq->id, false, work_done);



	/* Refill the queue */

	/* Refill the queue */

	if (work_done && atomic_read(&rxo->q.used) < RX_FRAGS_REFILL_WM)

	if (work_done && atomic_read(&rxo->q.used) < RX_FRAGS_REFILL_WM)

		be_post_rx_frags(rxo, GFP_ATOMIC);

		be_post_rx_frags(rxo, GFP_ATOMIC);
@@ -1912,10 +1914,8 @@ loop_continue: 
	/* All consumed */

	/* All consumed */

	if (work_done < budget) {

	if (work_done < budget) {

		napi_complete(napi);

		napi_complete(napi);

		be_cq_notify(adapter, rx_cq->id, true, work_done);

		/* Arm CQ */

	} else {

		be_cq_notify(adapter, rx_cq->id, true, 0);

		/* More to be consumed; continue with interrupts disabled */

		be_cq_notify(adapter, rx_cq->id, false, work_done);

	}

	}

	return work_done;

	return work_done;

}

}