Commit d8dec30b authored by Geetha sowjanya's avatar Geetha sowjanya Committed by David S. Miller
Browse files

octeontx2-pf: Implement offload stats ndo for representors 



Implement the offload stat ndo by fetching the HW stats
of rx/tx queues attached to the representor.

Signed-off-by: default avatarGeetha sowjanya <gakula@marvell.com>
Reviewed-by: default avatarSimon Horman <horms@kernel.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9ed0343f

drivers/net/ethernet/marvell/octeontx2/nic/otx2_common.c

+2 −0
Original line number Diff line number Diff line
@@ -83,6 +83,7 @@ int otx2_update_rq_stats(struct otx2_nic *pfvf, int qidx) 
	otx2_nix_rq_op_stats(&rq->stats, pfvf, qidx);

	return 1;

}

EXPORT_SYMBOL(otx2_update_rq_stats);



int otx2_update_sq_stats(struct otx2_nic *pfvf, int qidx)

{
@@ -99,6 +100,7 @@ int otx2_update_sq_stats(struct otx2_nic *pfvf, int qidx) 
	otx2_nix_sq_op_stats(&sq->stats, pfvf, qidx);

	return 1;

}

EXPORT_SYMBOL(otx2_update_sq_stats);



void otx2_get_dev_stats(struct otx2_nic *pfvf)

{

drivers/net/ethernet/marvell/octeontx2/nic/rep.c

+41 −0
Original line number Diff line number Diff line
@@ -31,6 +31,45 @@ MODULE_DEVICE_TABLE(pci, rvu_rep_id_table); 
static int rvu_rep_notify_pfvf(struct otx2_nic *priv, u16 event,

			       struct rep_event *data);



static int

rvu_rep_sp_stats64(const struct net_device *dev,

		   struct rtnl_link_stats64 *stats)

{

	struct rep_dev *rep = netdev_priv(dev);

	struct otx2_nic *priv = rep->mdev;

	struct otx2_rcv_queue *rq;

	struct otx2_snd_queue *sq;

	u16 qidx = rep->rep_id;



	otx2_update_rq_stats(priv, qidx);

	rq = &priv->qset.rq[qidx];



	otx2_update_sq_stats(priv, qidx);

	sq = &priv->qset.sq[qidx];



	stats->tx_bytes = sq->stats.bytes;

	stats->tx_packets = sq->stats.pkts;

	stats->rx_bytes = rq->stats.bytes;

	stats->rx_packets = rq->stats.pkts;

	return 0;

}



static bool

rvu_rep_has_offload_stats(const struct net_device *dev, int attr_id)

{

	return attr_id == IFLA_OFFLOAD_XSTATS_CPU_HIT;

}



static int

rvu_rep_get_offload_stats(int attr_id, const struct net_device *dev,

			  void *sp)

{

	if (attr_id == IFLA_OFFLOAD_XSTATS_CPU_HIT)

		return rvu_rep_sp_stats64(dev, (struct rtnl_link_stats64 *)sp);



	return -EINVAL;

}



static int rvu_rep_dl_port_fn_hw_addr_get(struct devlink_port *port,

					  u8 *hw_addr, int *hw_addr_len,

					  struct netlink_ext_ack *extack)
@@ -326,6 +365,8 @@ static const struct net_device_ops rvu_rep_netdev_ops = { 
	.ndo_start_xmit		= rvu_rep_xmit,

	.ndo_get_stats64	= rvu_rep_get_stats64,

	.ndo_change_mtu		= rvu_rep_change_mtu,

	.ndo_has_offload_stats	= rvu_rep_has_offload_stats,

	.ndo_get_offload_stats	= rvu_rep_get_offload_stats,

};



static int rvu_rep_napi_init(struct otx2_nic *priv,