Merge branch 'ave-fixes'
Kunihiko Hayashi says: ==================== fixup AVE ethernet driver This series adds fixup for AVE ethernet driver that includes increse of descriptors, replacing macro for linux-next, and adding missing author information. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
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Коммит
f1c0f59199
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@ -13885,6 +13885,13 @@ F: drivers/md/raid*
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F: include/linux/raid/
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F: include/uapi/linux/raid/
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SOCIONEXT (SNI) AVE NETWORK DRIVER
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M: Kunihiko Hayashi <hayashi.kunihiko@socionext.com>
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L: netdev@vger.kernel.org
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S: Maintained
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F: drivers/net/ethernet/socionext/sni_ave.c
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F: Documentation/devicetree/bindings/net/socionext,uniphier-ave4.txt
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SOCIONEXT (SNI) NETSEC NETWORK DRIVER
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M: Jassi Brar <jaswinder.singh@linaro.org>
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L: netdev@vger.kernel.org
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@ -185,8 +185,8 @@
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NETIF_MSG_TX_ERR)
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/* Parameter for descriptor */
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#define AVE_NR_TXDESC 32 /* Tx descriptor */
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#define AVE_NR_RXDESC 64 /* Rx descriptor */
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#define AVE_NR_TXDESC 64 /* Tx descriptor */
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#define AVE_NR_RXDESC 256 /* Rx descriptor */
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#define AVE_DESC_OFS_CMDSTS 0
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#define AVE_DESC_OFS_ADDRL 4
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@ -194,6 +194,7 @@
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/* Parameter for ethernet frame */
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#define AVE_MAX_ETHFRAME 1518
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#define AVE_FRAME_HEADROOM 2
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/* Parameter for interrupt */
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#define AVE_INTM_COUNT 20
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@ -576,12 +577,13 @@ static int ave_rxdesc_prepare(struct net_device *ndev, int entry)
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skb = priv->rx.desc[entry].skbs;
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if (!skb) {
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skb = netdev_alloc_skb_ip_align(ndev,
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AVE_MAX_ETHFRAME);
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skb = netdev_alloc_skb(ndev, AVE_MAX_ETHFRAME);
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if (!skb) {
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netdev_err(ndev, "can't allocate skb for Rx\n");
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return -ENOMEM;
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}
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skb->data += AVE_FRAME_HEADROOM;
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skb->tail += AVE_FRAME_HEADROOM;
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}
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/* set disable to cmdsts */
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@ -594,12 +596,12 @@ static int ave_rxdesc_prepare(struct net_device *ndev, int entry)
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* - Rx buffer begins with 2 byte headroom, and data will be put from
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* (buffer + 2).
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* To satisfy this, specify the address to put back the buffer
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* pointer advanced by NET_IP_ALIGN by netdev_alloc_skb_ip_align(),
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* and expand the map size by NET_IP_ALIGN.
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* pointer advanced by AVE_FRAME_HEADROOM, and expand the map size
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* by AVE_FRAME_HEADROOM.
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*/
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ret = ave_dma_map(ndev, &priv->rx.desc[entry],
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skb->data - NET_IP_ALIGN,
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AVE_MAX_ETHFRAME + NET_IP_ALIGN,
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skb->data - AVE_FRAME_HEADROOM,
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AVE_MAX_ETHFRAME + AVE_FRAME_HEADROOM,
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DMA_FROM_DEVICE, &paddr);
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if (ret) {
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netdev_err(ndev, "can't map skb for Rx\n");
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@ -1689,9 +1691,10 @@ static int ave_probe(struct platform_device *pdev)
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pdev->name, pdev->id);
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/* Register as a NAPI supported driver */
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netif_napi_add(ndev, &priv->napi_rx, ave_napi_poll_rx, priv->rx.ndesc);
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netif_napi_add(ndev, &priv->napi_rx, ave_napi_poll_rx,
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NAPI_POLL_WEIGHT);
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netif_tx_napi_add(ndev, &priv->napi_tx, ave_napi_poll_tx,
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priv->tx.ndesc);
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NAPI_POLL_WEIGHT);
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platform_set_drvdata(pdev, ndev);
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@ -1913,5 +1916,6 @@ static struct platform_driver ave_driver = {
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};
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module_platform_driver(ave_driver);
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MODULE_AUTHOR("Kunihiko Hayashi <hayashi.kunihiko@socionext.com>");
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MODULE_DESCRIPTION("Socionext UniPhier AVE ethernet driver");
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MODULE_LICENSE("GPL v2");
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