Messages in this thread Patch in this message | | | From | Michael Walle <> | Subject | [PATCH] enetc: add ioctl() support for PHY-related ops | Date | Thu, 7 Nov 2019 09:39:37 +0100 |
| |
If there is an attached PHY try to handle the requested ioctl with its handler, which allows the userspace to access PHY registers, for example. This will make mii-diag and similar tools work.
Signed-off-by: Michael Walle <michael@walle.cc> --- drivers/net/ethernet/freescale/enetc/enetc.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/freescale/enetc/enetc.c b/drivers/net/ethernet/freescale/enetc/enetc.c index b6ff89307409..25af207f1962 100644 --- a/drivers/net/ethernet/freescale/enetc/enetc.c +++ b/drivers/net/ethernet/freescale/enetc/enetc.c @@ -1599,7 +1599,10 @@ int enetc_ioctl(struct net_device *ndev, struct ifreq *rq, int cmd) if (cmd == SIOCGHWTSTAMP) return enetc_hwtstamp_get(ndev, rq); #endif - return -EINVAL; + + if (!ndev->phydev) + return -EINVAL; + return phy_mii_ioctl(ndev->phydev, rq, cmd); } int enetc_alloc_msix(struct enetc_ndev_priv *priv) -- 2.20.1
| |