[PATCH 03/12] phylib: add a driver method for the SIOCSHWTSTAMP ioctl.
From: Richard Cochran <richardcochran@gmail.com>
Date: 2010-06-15 16:08:06
Also in:
linux-arm-kernel, linux-devicetree, netdev
Subsystem:
ethernet phy library, networking drivers, the rest · Maintainers:
Andrew Lunn, Heiner Kallweit, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
This patch adds a phy driver method for configuring hardware time stamping. Drivers may optionally implement this function. Signed-off-by: Richard Cochran <redacted> --- drivers/net/phy/phy.c | 5 +++++ include/linux/phy.h | 3 +++ 2 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/drivers/net/phy/phy.c b/drivers/net/phy/phy.c
index bd88d81..5130db8 100644
--- a/drivers/net/phy/phy.c
+++ b/drivers/net/phy/phy.c@@ -361,6 +361,11 @@ int phy_mii_ioctl(struct phy_device *phydev, } break; + case SIOCSHWTSTAMP: + if (phydev->drv->hwtstamp) + return phydev->drv->hwtstamp(phydev, ifr); + /* fall through */ + default: return -EOPNOTSUPP; }
diff --git a/include/linux/phy.h b/include/linux/phy.h
index d63736a..a5e9df1 100644
--- a/include/linux/phy.h
+++ b/include/linux/phy.h@@ -402,6 +402,9 @@ struct phy_driver { /* Clears up any memory if needed */ void (*remove)(struct phy_device *phydev); + /* Handles SIOCSHWTSTAMP ioctl for hardware time stamping. */ + int (*hwtstamp)(struct phy_device *phydev, struct ifreq *ifr); + struct device_driver driver; }; #define to_phy_driver(d) container_of(d, struct phy_driver, driver)
--
1.6.3.3