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net/mlx5e: Refactor refresh TIRs

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Rename mlx5e_refresh_tirs_self_loopback to mlx5e_refresh_tirs,
as it will be used in downstream (Safe config flow) patches, and make it
fail safe on mlx5e_open.

Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Reviewed-by: Tariq Toukan <tariqt@mellanox.com>
This commit is contained in:
Saeed Mahameed 2016-12-20 17:30:20 +02:00
parent a5f97fee74
commit b676f65389
4 changed files with 16 additions and 21 deletions
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3
drivers/net/ethernet/mellanox/mlx5/core/en.h
View file

@ -959,8 +959,7 @@ void mlx5e_destroy_tir(struct mlx5_core_dev *mdev,
struct mlx5e_tir *tir); struct mlx5e_tir *tir);
int mlx5e_create_mdev_resources(struct mlx5_core_dev *mdev); int mlx5e_create_mdev_resources(struct mlx5_core_dev *mdev);
void mlx5e_destroy_mdev_resources(struct mlx5_core_dev *mdev); void mlx5e_destroy_mdev_resources(struct mlx5_core_dev *mdev);
int mlx5e_refresh_tirs_self_loopback(struct mlx5_core_dev *mdev, int mlx5e_refresh_tirs(struct mlx5e_priv *priv, bool enable_uc_lb);
bool enable_uc_lb);
struct mlx5_eswitch_rep; struct mlx5_eswitch_rep;
int mlx5e_vport_rep_load(struct mlx5_eswitch *esw, int mlx5e_vport_rep_load(struct mlx5_eswitch *esw,

17
drivers/net/ethernet/mellanox/mlx5/core/en_common.c
View file

@ -136,18 +136,20 @@ void mlx5e_destroy_mdev_resources(struct mlx5_core_dev *mdev)
mlx5_core_dealloc_pd(mdev, res->pdn); mlx5_core_dealloc_pd(mdev, res->pdn);
} }
int mlx5e_refresh_tirs_self_loopback(struct mlx5_core_dev *mdev, int mlx5e_refresh_tirs(struct mlx5e_priv *priv, bool enable_uc_lb)
bool enable_uc_lb)
{ {
struct mlx5_core_dev *mdev = priv->mdev;
struct mlx5e_tir *tir; struct mlx5e_tir *tir;
void *in; int err = -ENOMEM;
u32 tirn = 0;
int inlen; int inlen;
int err = 0; void *in;
inlen = MLX5_ST_SZ_BYTES(modify_tir_in); inlen = MLX5_ST_SZ_BYTES(modify_tir_in);
in = mlx5_vzalloc(inlen); in = mlx5_vzalloc(inlen);
if (!in) if (!in)
return -ENOMEM; goto out;
if (enable_uc_lb) if (enable_uc_lb)
MLX5_SET(modify_tir_in, in, ctx.self_lb_block, MLX5_SET(modify_tir_in, in, ctx.self_lb_block,
@ -156,13 +158,16 @@ int mlx5e_refresh_tirs_self_loopback(struct mlx5_core_dev *mdev,
MLX5_SET(modify_tir_in, in, bitmask.self_lb_en, 1); MLX5_SET(modify_tir_in, in, bitmask.self_lb_en, 1);
list_for_each_entry(tir, &mdev->mlx5e_res.td.tirs_list, list) { list_for_each_entry(tir, &mdev->mlx5e_res.td.tirs_list, list) {
err = mlx5_core_modify_tir(mdev, tir->tirn, in, inlen); tirn = tir->tirn;
err = mlx5_core_modify_tir(mdev, tirn, in, inlen);
if (err) if (err)
goto out; goto out;
} }
out: out:
kvfree(in); kvfree(in);
if (err)
netdev_err(priv->netdev, "refresh tir(0x%x) failed, %d\n", tirn, err);
return err; return err;
} }

8
drivers/net/ethernet/mellanox/mlx5/core/en_main.c
View file

@ -2498,13 +2498,7 @@ int mlx5e_open_locked(struct net_device *netdev)
goto err_clear_state_opened_flag; goto err_clear_state_opened_flag;
} }
err = mlx5e_refresh_tirs_self_loopback(priv->mdev, false); mlx5e_refresh_tirs(priv, false);
if (err) {
netdev_err(netdev, "%s: mlx5e_refresh_tirs_self_loopback_enable failed, %d\n",
__func__, err);
goto err_close_channels;
}
mlx5e_redirect_rqts_to_channels(priv, &priv->channels); mlx5e_redirect_rqts_to_channels(priv, &priv->channels);
mlx5e_update_carrier(priv); mlx5e_update_carrier(priv);
mlx5e_timestamp_init(priv); mlx5e_timestamp_init(priv);

9
drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c
View file

@ -236,12 +236,9 @@ static int mlx5e_test_loopback_setup(struct mlx5e_priv *priv,
{ {
int err = 0; int err = 0;
err = mlx5e_refresh_tirs_self_loopback(priv->mdev, true); err = mlx5e_refresh_tirs(priv, true);
if (err) { if (err)
netdev_err(priv->netdev,
"\tFailed to enable UC loopback err(%d)\n", err);
return err; return err;
}
lbtp->loopback_ok = false; lbtp->loopback_ok = false;
init_completion(&lbtp->comp); init_completion(&lbtp->comp);
@ -258,7 +255,7 @@ static void mlx5e_test_loopback_cleanup(struct mlx5e_priv *priv,
struct mlx5e_lbt_priv *lbtp) struct mlx5e_lbt_priv *lbtp)
{ {
dev_remove_pack(&lbtp->pt); dev_remove_pack(&lbtp->pt);
mlx5e_refresh_tirs_self_loopback(priv->mdev, false); mlx5e_refresh_tirs(priv, false);
} }
#define MLX5E_LB_VERIFY_TIMEOUT (msecs_to_jiffies(200)) #define MLX5E_LB_VERIFY_TIMEOUT (msecs_to_jiffies(200))