From a1a65ab18a9da16e322e88305324c38cd797caa9 Mon Sep 17 00:00:00 2001 From: willy tarreau Date: Thu, 16 Jan 2014 08:20:13 +0100 Subject: [PATCH] net: mvneta: factor rx refilling code Make mvneta_rxq_fill() use mvneta_rx_refill() instead of using duplicate code. Cc: Thomas Petazzoni Cc: Gregory CLEMENT Tested-by: Arnaud Ebalard Signed-off-by: Willy Tarreau Signed-off-by: David S. Miller --- drivers/net/ethernet/marvell/mvneta.c | 23 +++-------------------- 1 file changed, 3 insertions(+), 20 deletions(-) diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c index 2fb9559ba6fe..eccafd13b882 100644 --- a/drivers/net/ethernet/marvell/mvneta.c +++ b/drivers/net/ethernet/marvell/mvneta.c @@ -1969,32 +1969,15 @@ static int mvneta_poll(struct napi_struct *napi, int budget) static int mvneta_rxq_fill(struct mvneta_port *pp, struct mvneta_rx_queue *rxq, int num) { - struct net_device *dev = pp->dev; int i; for (i = 0; i < num; i++) { - struct sk_buff *skb; - struct mvneta_rx_desc *rx_desc; - unsigned long phys_addr; - - skb = dev_alloc_skb(pp->pkt_size); - if (!skb) { - netdev_err(dev, "%s:rxq %d, %d of %d buffs filled\n", + memset(rxq->descs + i, 0, sizeof(struct mvneta_rx_desc)); + if (mvneta_rx_refill(pp, rxq->descs + i) != 0) { + netdev_err(pp->dev, "%s:rxq %d, %d of %d buffs filled\n", __func__, rxq->id, i, num); break; } - - rx_desc = rxq->descs + i; - memset(rx_desc, 0, sizeof(struct mvneta_rx_desc)); - phys_addr = dma_map_single(dev->dev.parent, skb->head, - MVNETA_RX_BUF_SIZE(pp->pkt_size), - DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(dev->dev.parent, phys_addr))) { - dev_kfree_skb(skb); - break; - } - - mvneta_rx_desc_fill(rx_desc, phys_addr, (u32)skb); } /* Add this number of RX descriptors as non occupied (ready to