From 65810a2d2ab3c2a640e14a3e249c87e50675e6ce Mon Sep 17 00:00:00 2001 From: Gal Pressman Date: Wed, 2 Mar 2022 10:02:59 +0200 Subject: [PATCH] net/mlx5e: Add XDP SQs to uplink representors steering tables This patch adds the XDP SQs to the uplink representors steering tables in swichdev mode and enables XDP usage on them. Signed-off-by: Gal Pressman Reviewed-by: Maor Dickman Signed-off-by: Saeed Mahameed --- .../net/ethernet/mellanox/mlx5/core/en_rep.c | 17 +++++++++++++++-- 1 file changed, 15 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c index aa32b1062f7a..eb90e79388f1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.c @@ -399,7 +399,9 @@ static int mlx5e_sqs2vport_start(struct mlx5_eswitch *esw, int mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv) { + int sqs_per_channel = mlx5e_get_dcb_num_tc(&priv->channels.params); struct mlx5_eswitch *esw = priv->mdev->priv.eswitch; + bool is_uplink_rep = mlx5e_is_uplink_rep(priv); struct mlx5e_rep_priv *rpriv = priv->ppriv; struct mlx5_eswitch_rep *rep = rpriv->rep; int n, tc, nch, num_sqs = 0; @@ -411,9 +413,13 @@ int mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv) ptp_sq = !!(priv->channels.ptp && MLX5E_GET_PFLAG(&priv->channels.params, MLX5E_PFLAG_TX_PORT_TS)); nch = priv->channels.num + ptp_sq; + /* +2 for xdpsqs, they don't exist on the ptp channel but will not be + * counted for by num_sqs. + */ + if (is_uplink_rep) + sqs_per_channel += 2; - sqs = kvcalloc(nch * mlx5e_get_dcb_num_tc(&priv->channels.params), sizeof(*sqs), - GFP_KERNEL); + sqs = kvcalloc(nch * sqs_per_channel, sizeof(*sqs), GFP_KERNEL); if (!sqs) goto out; @@ -421,6 +427,13 @@ int mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv) c = priv->channels.c[n]; for (tc = 0; tc < c->num_tc; tc++) sqs[num_sqs++] = c->sq[tc].sqn; + + if (is_uplink_rep) { + if (c->xdp) + sqs[num_sqs++] = c->rq_xdpsq.sqn; + + sqs[num_sqs++] = c->xdpsq.sqn; + } } if (ptp_sq) { struct mlx5e_ptp *ptp_ch = priv->channels.ptp; -- GitLab