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-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en.h13
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c45
3 files changed, 37 insertions, 23 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index 8dad50caa4c9..91c6bbeca656 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -552,10 +552,15 @@ struct mlx5e_flow_steering {
struct mlx5e_arfs_tables arfs;
};
-struct mlx5e_tir {
- u32 tirn;
+struct mlx5e_rqt {
u32 rqtn;
- struct list_head list;
+ bool enabled;
+};
+
+struct mlx5e_tir {
+ u32 tirn;
+ struct mlx5e_rqt rqt;
+ struct list_head list;
};
enum {
@@ -576,7 +581,7 @@ struct mlx5e_priv {
struct mlx5e_channel **channel;
u32 tisn[MLX5E_MAX_NUM_TC];
- u32 indir_rqtn;
+ struct mlx5e_rqt indir_rqt;
struct mlx5e_tir indir_tir[MLX5E_NUM_INDIR_TIRS];
struct mlx5e_tir direct_tir[MLX5E_MAX_NUM_CHANNELS];
u32 tx_rates[MLX5E_MAX_NUM_SQS];
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index 5b88967ec378..7e61ffa96732 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -898,7 +898,7 @@ static int mlx5e_set_rxfh(struct net_device *dev, const u32 *indir,
mutex_lock(&priv->state_lock);
if (indir) {
- u32 rqtn = priv->indir_rqtn;
+ u32 rqtn = priv->indir_rqt.rqtn;
memcpy(priv->params.indirection_rqt, indir,
sizeof(priv->params.indirection_rqt));
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 30efa8a9207f..7f1f1ec24475 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -1486,7 +1486,8 @@ static void mlx5e_fill_direct_rqt_rqn(struct mlx5e_priv *priv, void *rqtc,
MLX5_SET(rqtc, rqtc, rq_num[0], rqn);
}
-static int mlx5e_create_rqt(struct mlx5e_priv *priv, int sz, int ix, u32 *rqtn)
+static int mlx5e_create_rqt(struct mlx5e_priv *priv, int sz,
+ int ix, struct mlx5e_rqt *rqt)
{
struct mlx5_core_dev *mdev = priv->mdev;
void *rqtc;
@@ -1509,34 +1510,37 @@ static int mlx5e_create_rqt(struct mlx5e_priv *priv, int sz, int ix, u32 *rqtn)
else
mlx5e_fill_direct_rqt_rqn(priv, rqtc, ix);
- err = mlx5_core_create_rqt(mdev, in, inlen, rqtn);
+ err = mlx5_core_create_rqt(mdev, in, inlen, &rqt->rqtn);
+ if (!err)
+ rqt->enabled = true;
kvfree(in);
return err;
}
-static void mlx5e_destroy_rqt(struct mlx5e_priv *priv, u32 rqtn)
+static void mlx5e_destroy_rqt(struct mlx5e_priv *priv, struct mlx5e_rqt *rqt)
{
- mlx5_core_destroy_rqt(priv->mdev, rqtn);
+ rqt->enabled = false;
+ mlx5_core_destroy_rqt(priv->mdev, rqt->rqtn);
}
static int mlx5e_create_rqts(struct mlx5e_priv *priv)
{
int nch = mlx5e_get_max_num_channels(priv->mdev);
- u32 *rqtn;
+ struct mlx5e_rqt *rqt;
int err;
int ix;
/* Indirect RQT */
- rqtn = &priv->indir_rqtn;
- err = mlx5e_create_rqt(priv, MLX5E_INDIR_RQT_SIZE, 0, rqtn);
+ rqt = &priv->indir_rqt;
+ err = mlx5e_create_rqt(priv, MLX5E_INDIR_RQT_SIZE, 0, rqt);
if (err)
return err;
/* Direct RQTs */
for (ix = 0; ix < nch; ix++) {
- rqtn = &priv->direct_tir[ix].rqtn;
- err = mlx5e_create_rqt(priv, 1 /*size */, ix, rqtn);
+ rqt = &priv->direct_tir[ix].rqt;
+ err = mlx5e_create_rqt(priv, 1 /*size */, ix, rqt);
if (err)
goto err_destroy_rqts;
}
@@ -1545,9 +1549,9 @@ static int mlx5e_create_rqts(struct mlx5e_priv *priv)
err_destroy_rqts:
for (ix--; ix >= 0; ix--)
- mlx5e_destroy_rqt(priv, priv->direct_tir[ix].rqtn);
+ mlx5e_destroy_rqt(priv, &priv->direct_tir[ix].rqt);
- mlx5e_destroy_rqt(priv, priv->indir_rqtn);
+ mlx5e_destroy_rqt(priv, &priv->indir_rqt);
return err;
}
@@ -1558,9 +1562,9 @@ static void mlx5e_destroy_rqts(struct mlx5e_priv *priv)
int i;
for (i = 0; i < nch; i++)
- mlx5e_destroy_rqt(priv, priv->direct_tir[i].rqtn);
+ mlx5e_destroy_rqt(priv, &priv->direct_tir[i].rqt);
- mlx5e_destroy_rqt(priv, priv->indir_rqtn);
+ mlx5e_destroy_rqt(priv, &priv->indir_rqt);
}
int mlx5e_redirect_rqt(struct mlx5e_priv *priv, u32 rqtn, int sz, int ix)
@@ -1598,10 +1602,15 @@ static void mlx5e_redirect_rqts(struct mlx5e_priv *priv)
u32 rqtn;
int ix;
- rqtn = priv->indir_rqtn;
- mlx5e_redirect_rqt(priv, rqtn, MLX5E_INDIR_RQT_SIZE, 0);
+ if (priv->indir_rqt.enabled) {
+ rqtn = priv->indir_rqt.rqtn;
+ mlx5e_redirect_rqt(priv, rqtn, MLX5E_INDIR_RQT_SIZE, 0);
+ }
+
for (ix = 0; ix < priv->params.num_channels; ix++) {
- rqtn = priv->direct_tir[ix].rqtn;
+ if (!priv->direct_tir[ix].rqt.enabled)
+ continue;
+ rqtn = priv->direct_tir[ix].rqt.rqtn;
mlx5e_redirect_rqt(priv, rqtn, 1, ix);
}
}
@@ -2012,7 +2021,7 @@ static void mlx5e_build_indir_tir_ctx(struct mlx5e_priv *priv, u32 *tirc,
mlx5e_build_tir_ctx_lro(tirc, priv);
MLX5_SET(tirc, tirc, disp_type, MLX5_TIRC_DISP_TYPE_INDIRECT);
- MLX5_SET(tirc, tirc, indirect_table, priv->indir_rqtn);
+ MLX5_SET(tirc, tirc, indirect_table, priv->indir_rqt.rqtn);
mlx5e_build_tir_ctx_hash(tirc, priv);
switch (tt) {
@@ -2144,7 +2153,7 @@ static int mlx5e_create_tirs(struct mlx5e_priv *priv)
tir = &priv->direct_tir[ix];
tirc = MLX5_ADDR_OF(create_tir_in, in, ctx);
mlx5e_build_direct_tir_ctx(priv, tirc,
- priv->direct_tir[ix].rqtn);
+ priv->direct_tir[ix].rqt.rqtn);
err = mlx5e_create_tir(priv->mdev, tir, in, inlen);
if (err)
goto err_destroy_ch_tirs;