Francois Romieu <romieu@xxxxxxxxxxxxx> wrote :
> Byungho An <bh74.an@xxxxxxxxxxx> :
> [...]
> > +static int sxgbe_init_rx_buffers(struct net_device *dev,
> > + struct sxgbe_rx_norm_desc *p, int i,
> > + unsigned int dma_buf_sz,
> > + struct sxgbe_rx_queue *rx_ring)
> > +{
> > + struct sxgbe_priv_data *priv = netdev_priv(dev);
> > + struct sk_buff *skb;
> > +
> > + skb = __netdev_alloc_skb(dev, dma_buf_sz, GFP_KERNEL);
> > + if (!skb)
> > + return -ENOMEM;
> > +
> > + skb_reserve(skb, NET_IP_ALIGN);
>
> __netdev_alloc_skb_ip_align
OK.
>
> [...]
> > +static int sxgbe_platform_probe(struct platform_device *pdev) {
> [...]
> > + priv = sxgbe_drv_probe(&(pdev->dev), plat_dat, addr);
> > + if (!priv) {
> > + pr_err("%s: main driver probe failed\n", __func__);
> > + return -ENODEV;
> > + }
> > +
> > + /* Get MAC address if available (DT) */
> > + if (mac)
> > + ether_addr_copy(priv->dev->dev_addr, mac);
> > +
> > + /* Get the SXGBE common INT information */
> > + priv->irq = platform_get_irq(pdev, loop++);
> > + if (priv->irq <= 0) {
> > + dev_err(dev, "sxgbe common irq parsing failed\n");
> > + sxgbe_drv_remove(ndev);
> > + return -EINVAL;
> > + }
> > +
> > + /* Get the TX/RX IRQ numbers */
> > + for (i = 0, chan = 0; i < SXGBE_TX_QUEUES; i++) {
> > + priv->txq[i]->irq_no = irq_of_parse_and_map(node, chan++);
> > + if (priv->txq[i]->irq_no <= 0) {
> > + dev_err(dev, "sxgbe tx irq parsing failed\n");
> > + return -EINVAL;
> > + }
> > + }
> > +
> > + for (i = 0; i < SXGBE_RX_QUEUES; i++) {
> > + priv->rxq[i]->irq_no = irq_of_parse_and_map(node, chan++);
> > + if (priv->rxq[i]->irq_no <= 0) {
> > + dev_err(dev, "sxgbe rx irq parsing failed\n");
> > + return -EINVAL;
> > + }
> > + }
>
> The error path should use sxgbe_drv_remove.
>
> It should use irq_dispose_mapping as well to unwind irq_create_mapping
> (called by irq_of_parse_and_map).
OK
>
> [...]
> > +int sxgbe_xpcs_init(struct net_device *ndev) {
> > + u32 value;
> > +
> > + value = sxgbe_xpcs_read(ndev, SR_PCS_MMD_CONTROL1);
> > + /* 10G XAUI mode */
> > + sxgbe_xpcs_write(ndev, SR_PCS_CONTROL2, XPCS_TYPE_SEL_X);
> > + sxgbe_xpcs_write(ndev, VR_PCS_MMD_XAUI_MODE_CONTROL,
> XPCS_XAUI_MODE);
> > + sxgbe_xpcs_write(ndev, VR_PCS_MMD_XAUI_MODE_CONTROL,
> value | BIT(13));
> > + sxgbe_xpcs_write(ndev, SR_PCS_MMD_CONTROL1, value | BIT(11));
> > +
> > + do {
> > + value = sxgbe_xpcs_read(ndev,
> VR_PCS_MMD_DIGITAL_STATUS);
> > +
> > + } while ((value & XPCS_QSEQ_STATE_MPLLOFF) ==
> > +XPCS_QSEQ_STATE_STABLE);
>
> Excess empty line.
OK.
Thanks
>
> --
> Ueimor
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