Re: [PATCH v2 4/4] net: macb: Add hardware PTP support
From: Richard Cochran <hidden>
Date: 2017-06-04 20:55:25
Also in:
linux-arm-kernel, lkml, netdev
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 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html