[PATCH v2 4/4] net: macb: Add hardware PTP support
Richard Cochran
richardcochran at gmail.com
Sun Jun 4 13:55:16 PDT 2017
On Fri, Jun 02, 2017 at 03:28:10PM +0100, Rafal Ozieblo wrote:
> +int gem_get_hwtst(struct net_device *dev, struct ifreq *rq)
> +{
> + struct macb *bp = netdev_priv(dev);
> + struct hwtstamp_config *tstamp_config = &bp->tstamp_config;
> +
> + if ((bp->hw_dma_cap & HW_DMA_CAP_PTP) == 0)
> + return -EFAULT;
Segmentation fault? Really?
...
> +int gem_set_hwtst(struct net_device *dev, struct ifreq *ifr, int cmd)
> +{
> + struct macb *bp = netdev_priv(dev);
> + struct hwtstamp_config *tstamp_config = &bp->tstamp_config;
> + enum macb_bd_control tx_bd_control = TSTAMP_DISABLED;
> + enum macb_bd_control rx_bd_control = TSTAMP_DISABLED;
> + u32 regval;
> +
> + if ((bp->hw_dma_cap & HW_DMA_CAP_PTP) == 0)
> + return -EFAULT;
here again
Thanks,
Richard
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