On Tue, Jul 30, 2024 at 12:51:21PM +0200, Wojciech Drewek wrote:
> Enable ethtool reset support. Each ethtool reset
> type is mapped to the CVL reset type:
> ETH_RESET_MAC - ICE_RESET_CORER
> ETH_RESET_ALL - ICE_RESET_GLOBR
> ETH_RESET_DEDICATED - ICE_RESET_PFR
>
> Multiple reset flags are not supported.
> Calling any reset type on port representor triggers VF reset.
>
> Command example:
> GLOBR:
> $ ethtool --reset enp1s0f0np0 all
> CORER:
> $ ethtool --reset enp1s0f0np0 mac
> PFR:
> $ ethtool --reset enp1s0f0np0 dedicated
> VF reset:
> $ ethtool --reset $port_representor mac
>
> Reviewed-by: Michal Swiatkowski <[email protected]>
> Reviewed-by: Marcin Szycik <[email protected]>
> Signed-off-by: Wojciech Drewek <[email protected]>
> ---
> drivers/net/ethernet/intel/ice/ice_ethtool.c | 64 ++++++++++++++++++++
> 1 file changed, 64 insertions(+)
>
> diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c
> b/drivers/net/ethernet/intel/ice/ice_ethtool.c
> index 39d2652c3ee1..00b8ac3f1dff 100644
> --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c
> +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c
> @@ -4794,6 +4794,68 @@ static void ice_get_ts_stats(struct net_device *netdev,
> ts_stats->lost = ptp->tx_hwtstamp_timeouts;
> }
>
> +/**
> + * ice_ethtool_reset - triggers a given type of reset
> + * @dev: network interface device structure
> + * @flags: set of reset flags
> + *
> + * Note that multiple reset flags are not supported
> + */
> +static int ice_ethtool_reset(struct net_device *dev, u32 *flags)
> +{
nit: Please include a "Return:" or "Returns:" section in the Kernel doc
of new functions that return a value.
(i.e. also for ice_repr_ethtool_reset)
Flagged by ./scripts/kernel-doc -none -Wall
...
