On Tue, Jun 15, 2010 at 10:08 AM, Richard Cochran
<richardcoch...@gmail.com> wrote:
> This patch adds a phy driver method for configuring hardware time stamping.
> Drivers may optionally implement this function.
>
> Signed-off-by: Richard Cochran <richard.coch...@omicron.at>
Adding an ioctl to the userspace ABI. Make sure you cc: linux-kernel
on the next spin of this series.
g.
> ---
> 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
>
>
> _______________________________________________
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> linux-arm-ker...@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
>
--
Grant Likely, B.Sc., P.Eng.
Secret Lab Technologies Ltd.
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