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net/mlx5e: E-Switch, Add support for tx_port_ts in switchdev mode

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When turning on tx_port_ts (private flag) a PTP-SQ is created. Consider
this queue when adding rules matching SQs to VPORTs. Otherwise the
traffic on this queue won't reach the wire.

Signed-off-by: Aya Levin <ayal@nvidia.com>
Reviewed-by: Tariq Toukan <tariqt@nvidia.com>
Reviewed-by: Maor Dickman <maord@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Aya Levin
2022-01-20 17:53:06 +02:00
committed by Saeed Mahameed
parent 7c5f940d26
commit bfbdd77ac5
1 changed files with 15 additions and 3 deletions
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18
drivers/net/ethernet/mellanox/mlx5/core/en_rep.c
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@@ -55,6 +55,7 @@
#include "diag/en_rep_tracepoint.h"
#include "en_accel/ipsec.h"
#include "en/tc/int_port.h"
#include "en/ptp.h"
#define MLX5E_REP_PARAMS_DEF_LOG_SQ_SIZE \
max(0x7, MLX5E_PARAMS_MINIMUM_LOG_SQ_SIZE)
@@ -401,13 +402,18 @@ int mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv)
struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
struct mlx5e_rep_priv *rpriv = priv->ppriv;
struct mlx5_eswitch_rep *rep = rpriv->rep;
int n, tc, nch, num_sqs = 0;
struct mlx5e_channel *c;
int n, tc, num_sqs = 0;
int err = -ENOMEM;
bool ptp_sq;
u32 *sqs;
sqs = kcalloc(priv->channels.num * mlx5e_get_dcb_num_tc(&priv->channels.params),
sizeof(*sqs), GFP_KERNEL);
ptp_sq = !!(priv->channels.ptp &&
MLX5E_GET_PFLAG(&priv->channels.params, MLX5E_PFLAG_TX_PORT_TS));
nch = priv->channels.num + ptp_sq;
sqs = kcalloc(nch * mlx5e_get_dcb_num_tc(&priv->channels.params), sizeof(*sqs),
GFP_KERNEL);
if (!sqs)
goto out;
@@ -416,6 +422,12 @@ int mlx5e_add_sqs_fwd_rules(struct mlx5e_priv *priv)
for (tc = 0; tc < c->num_tc; tc++)
sqs[num_sqs++] = c->sq[tc].sqn;
}
if (ptp_sq) {
struct mlx5e_ptp *ptp_ch = priv->channels.ptp;
for (tc = 0; tc < ptp_ch->num_tc; tc++)
sqs[num_sqs++] = ptp_ch->ptpsq[tc].txqsq.sqn;
}
err = mlx5e_sqs2vport_start(esw, rep, sqs, num_sqs);
kfree(sqs);