netdev - Re: [PATCH 03/12] phylib: add a driver method for the SIOCSHWTSTAMP ioctl.

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Date:	Tue, 15 Jun 2010 10:27:59 -0600
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Richard Cochran <richardcochran@...il.com>
Cc:	netdev@...r.kernel.org, devicetree-discuss@...ts.ozlabs.org,
	linuxppc-dev@...ts.ozlabs.org,
	linux-arm-kernel@...ts.infradead.org,
	Krzysztof Halasa <khc@...waw.pl>
Subject: Re: [PATCH 03/12] phylib: add a driver method for the SIOCSHWTSTAMP 
	ioctl.

On Tue, Jun 15, 2010 at 10:08 AM, Richard Cochran
<richardcochran@...il.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.cochran@...cron.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
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@...ts.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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