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net/mlx5: E-Switch, Refactor load/unload of representors

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Refactor the load/unload stages for better code reuse.

Signed-off-by: Mark Bloch <markb@mellanox.com>
Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
This commit is contained in:
Mark Bloch 2017-08-09 14:50:57 +00:00 committed by Saeed Mahameed
parent e8d31c4d65
commit 6ed1803abe
1 changed files with 40 additions and 26 deletions
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66
drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
View file

@ -767,10 +767,45 @@ int esw_offloads_init_reps(struct mlx5_eswitch *esw)
return 0;
}
int esw_offloads_init(struct mlx5_eswitch *esw, int nvports)
static void esw_offloads_unload_reps(struct mlx5_eswitch *esw, int nvports)
{
struct mlx5_eswitch_rep *rep;
int vport;
for (vport = nvports - 1; vport >= 0; vport--) {
rep = &esw->offloads.vport_reps[vport];
if (!rep->valid)
continue;
rep->unload(esw, rep);
}
}
static int esw_offloads_load_reps(struct mlx5_eswitch *esw, int nvports)
{
struct mlx5_eswitch_rep *rep;
int vport;
int err;
for (vport = 0; vport < nvports; vport++) {
rep = &esw->offloads.vport_reps[vport];
if (!rep->valid)
continue;
err = rep->load(esw, rep);
if (err)
goto err_reps;
}
return 0;
err_reps:
esw_offloads_unload_reps(esw, vport);
return err;
}
int esw_offloads_init(struct mlx5_eswitch *esw, int nvports)
{
int err;
/* disable PF RoCE so missed packets don't go through RoCE steering */
@ -790,25 +825,13 @@ int esw_offloads_init(struct mlx5_eswitch *esw, int nvports)
if (err)
goto create_fg_err;
for (vport = 0; vport < nvports; vport++) {
rep = &esw->offloads.vport_reps[vport];
if (!rep->valid)
continue;
err = rep->load(esw, rep);
if (err)
goto err_reps;
}
err = esw_offloads_load_reps(esw, nvports);
if (err)
goto err_reps;
return 0;
err_reps:
for (vport--; vport >= 0; vport--) {
rep = &esw->offloads.vport_reps[vport];
if (!rep->valid)
continue;
rep->unload(esw, rep);
}
esw_destroy_vport_rx_group(esw);
create_fg_err:
@ -849,16 +872,7 @@ static int esw_offloads_stop(struct mlx5_eswitch *esw)
void esw_offloads_cleanup(struct mlx5_eswitch *esw, int nvports)
{
struct mlx5_eswitch_rep *rep;
int vport;
for (vport = nvports - 1; vport >= 0; vport--) {
rep = &esw->offloads.vport_reps[vport];
if (!rep->valid)
continue;
rep->unload(esw, rep);
}
esw_offloads_unload_reps(esw, nvports);
esw_destroy_vport_rx_group(esw);
esw_destroy_offloads_table(esw);
esw_destroy_offloads_fdb_tables(esw);