Re: [PATCH net-next 14/16] net: stmmac: Remove setting of RX software timestamp

[Jakub Kicinski <kuba@kernel.org>]

On Fri, 6 Sep 2024 17:46:30 +0300 Gal Pressman wrote:
> The responsibility for reporting of RX software timestamp has moved to
> the core layer (see __ethtool_get_ts_info()), remove usage from the
> device drivers.
> 
> Reviewed-by: Carolina Jubran <cjubran@nvidia.com>
> Reviewed-by: Rahul Rameshbabu <rrameshbabu@nvidia.com>
> Signed-off-by: Gal Pressman <gal@nvidia.com>
> ---
>  drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
> index 7008219fd88d..a7b8407e898c 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_ethtool.c
> @@ -1207,13 +1207,13 @@ static int stmmac_get_ts_info(struct net_device *dev,
>  
>  		info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
>  					SOF_TIMESTAMPING_TX_HARDWARE |
> -					SOF_TIMESTAMPING_RX_SOFTWARE |
>  					SOF_TIMESTAMPING_RX_HARDWARE |
> -					SOF_TIMESTAMPING_SOFTWARE |
>  					SOF_TIMESTAMPING_RAW_HARDWARE;
>  
>  		if (priv->ptp_clock)
>  			info->phc_index = ptp_clock_index(priv->ptp_clock);
> +		else
> +			info->phc_index = 0;

Would have been good to explain the unusual change to phc_index
in the commit message.