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net/mlx5e: Add XDP SQs to uplink representors steering tables

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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 <gal@nvidia.com>
Reviewed-by: Maor Dickman <maord@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Gal Pressman 2022-03-02 10:02:59 +02:00 committed by Saeed Mahameed
parent 6d0ba49321
commit 65810a2d2a
1 changed files with 15 additions and 2 deletions
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17
drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
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@ -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;