netdev - Re: [PATCH net-next 3/9] net: nfp: convert to use .get_rx_ring

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Message-ID: <20260122070358.GA1544290@kernel-ep2>
Date: Thu, 22 Jan 2026 12:33:58 +0530
From: Subbaraya Sundeep <sbhatta@...vell.com>
To: Breno Leitao <leitao@...ian.org>
CC: Ajit Khaparde <ajit.khaparde@...adcom.com>,
        Sriharsha Basavapatna
	<sriharsha.basavapatna@...adcom.com>,
        Somnath Kotur
	<somnath.kotur@...adcom.com>,
        Andrew Lunn <andrew+netdev@...n.ch>,
        "David S.
 Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        "Jakub
 Kicinski" <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
        Igor Russkikh
	<irusskikh@...vell.com>,
        Simon Horman <horms@...nel.org>,
        "K. Y. Srinivasan"
	<kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>, Wei Liu
	<wei.liu@...nel.org>,
        Dexuan Cui <decui@...rosoft.com>, Long Li
	<longli@...rosoft.com>,
        Alexander Duyck <alexanderduyck@...com>, <kernel-team@...a.com>,
        Edward Cree <ecree.xilinx@...il.com>,
        Brett Creeley
	<brett.creeley@....com>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <oss-drivers@...igine.com>,
        <linux-hyperv@...r.kernel.org>, <linux-net-drivers@....com>
Subject: Re: [PATCH net-next 3/9] net: nfp: convert to use .get_rx_ring_count

On 2026-01-21 at 21:24:40, Breno Leitao (leitao@...ian.org) wrote:
> Use the newly introduced .get_rx_ring_count ethtool ops callback instead
> of handling ETHTOOL_GRXRINGS directly in .get_rxnfc().
> 
> Signed-off-by: Breno Leitao <leitao@...ian.org>

Reviewed-by: Subbaraya Sundeep <sbhatta@...vell.com>

Thanks,
Sundeep
> ---
>  drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c | 11 ++++++++---
>  1 file changed, 8 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
> index 16c828dd5c1a3..e88b1c4732a57 100644
> --- a/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
> +++ b/drivers/net/ethernet/netronome/nfp/nfp_net_ethtool.c
> @@ -1435,15 +1435,19 @@ static int nfp_net_get_fs_loc(struct nfp_net *nn, u32 *rule_locs)
>  	return 0;
>  }
>  
> +static u32 nfp_net_get_rx_ring_count(struct net_device *netdev)
> +{
> +	struct nfp_net *nn = netdev_priv(netdev);
> +
> +	return nn->dp.num_rx_rings;
> +}
> +
>  static int nfp_net_get_rxnfc(struct net_device *netdev,
>  			     struct ethtool_rxnfc *cmd, u32 *rule_locs)
>  {
>  	struct nfp_net *nn = netdev_priv(netdev);
>  
>  	switch (cmd->cmd) {
> -	case ETHTOOL_GRXRINGS:
> -		cmd->data = nn->dp.num_rx_rings;
> -		return 0;
>  	case ETHTOOL_GRXCLSRLCNT:
>  		cmd->rule_cnt = nn->fs.count;
>  		return 0;
> @@ -2501,6 +2505,7 @@ static const struct ethtool_ops nfp_net_ethtool_ops = {
>  	.get_sset_count		= nfp_net_get_sset_count,
>  	.get_rxnfc		= nfp_net_get_rxnfc,
>  	.set_rxnfc		= nfp_net_set_rxnfc,
> +	.get_rx_ring_count	= nfp_net_get_rx_ring_count,
>  	.get_rxfh_indir_size	= nfp_net_get_rxfh_indir_size,
>  	.get_rxfh_key_size	= nfp_net_get_rxfh_key_size,
>  	.get_rxfh		= nfp_net_get_rxfh,
> 
> -- 
> 2.47.3
>