diff options
Diffstat (limited to 'drivers/net/ethernet/marvell/prestera/prestera_flow.c')
-rw-r--r-- | drivers/net/ethernet/marvell/prestera/prestera_flow.c | 108 |
1 files changed, 102 insertions, 6 deletions
diff --git a/drivers/net/ethernet/marvell/prestera/prestera_flow.c b/drivers/net/ethernet/marvell/prestera/prestera_flow.c index c9891e968259..d849f046ece7 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_flow.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_flow.c @@ -40,6 +40,11 @@ static int prestera_flow_block_flower_cb(struct prestera_flow_block *block, return 0; case FLOW_CLS_STATS: return prestera_flower_stats(block, f); + case FLOW_CLS_TMPLT_CREATE: + return prestera_flower_tmplt_create(block, f); + case FLOW_CLS_TMPLT_DESTROY: + prestera_flower_tmplt_destroy(block, f); + return 0; default: return -EOPNOTSUPP; } @@ -60,11 +65,102 @@ static int prestera_flow_block_cb(enum tc_setup_type type, } } +static void prestera_flow_block_destroy(void *cb_priv) +{ + struct prestera_flow_block *block = cb_priv; + + prestera_flower_template_cleanup(block); + + WARN_ON(!list_empty(&block->binding_list)); + + kfree(block); +} + +static struct prestera_flow_block * +prestera_flow_block_create(struct prestera_switch *sw, struct net *net) +{ + struct prestera_flow_block *block; + + block = kzalloc(sizeof(*block), GFP_KERNEL); + if (!block) + return NULL; + + INIT_LIST_HEAD(&block->binding_list); + block->net = net; + block->sw = sw; + + return block; +} + static void prestera_flow_block_release(void *cb_priv) { struct prestera_flow_block *block = cb_priv; - prestera_acl_block_destroy(block); + prestera_flow_block_destroy(block); +} + +static bool +prestera_flow_block_is_bound(const struct prestera_flow_block *block) +{ + return block->ruleset_zero; +} + +static struct prestera_flow_block_binding * +prestera_flow_block_lookup(struct prestera_flow_block *block, + struct prestera_port *port) +{ + struct prestera_flow_block_binding *binding; + + list_for_each_entry(binding, &block->binding_list, list) + if (binding->port == port) + return binding; + + return NULL; +} + +static int prestera_flow_block_bind(struct prestera_flow_block *block, + struct prestera_port *port) +{ + struct prestera_flow_block_binding *binding; + int err; + + binding = kzalloc(sizeof(*binding), GFP_KERNEL); + if (!binding) + return -ENOMEM; + + binding->span_id = PRESTERA_SPAN_INVALID_ID; + binding->port = port; + + if (prestera_flow_block_is_bound(block)) { + err = prestera_acl_ruleset_bind(block->ruleset_zero, port); + if (err) + goto err_ruleset_bind; + } + + list_add(&binding->list, &block->binding_list); + return 0; + +err_ruleset_bind: + kfree(binding); + return err; +} + +static int prestera_flow_block_unbind(struct prestera_flow_block *block, + struct prestera_port *port) +{ + struct prestera_flow_block_binding *binding; + + binding = prestera_flow_block_lookup(block, port); + if (!binding) + return -ENOENT; + + list_del(&binding->list); + + if (prestera_flow_block_is_bound(block)) + prestera_acl_ruleset_unbind(block->ruleset_zero, port); + + kfree(binding); + return 0; } static struct prestera_flow_block * @@ -78,7 +174,7 @@ prestera_flow_block_get(struct prestera_switch *sw, block_cb = flow_block_cb_lookup(f->block, prestera_flow_block_cb, sw); if (!block_cb) { - block = prestera_acl_block_create(sw, f->net); + block = prestera_flow_block_create(sw, f->net); if (!block) return ERR_PTR(-ENOMEM); @@ -86,7 +182,7 @@ prestera_flow_block_get(struct prestera_switch *sw, sw, block, prestera_flow_block_release); if (IS_ERR(block_cb)) { - prestera_acl_block_destroy(block); + prestera_flow_block_destroy(block); return ERR_CAST(block_cb); } @@ -110,7 +206,7 @@ static void prestera_flow_block_put(struct prestera_flow_block *block) return; flow_block_cb_free(block_cb); - prestera_acl_block_destroy(block); + prestera_flow_block_destroy(block); } static int prestera_setup_flow_block_bind(struct prestera_port *port, @@ -128,7 +224,7 @@ static int prestera_setup_flow_block_bind(struct prestera_port *port, block_cb = block->block_cb; - err = prestera_acl_block_bind(block, port); + err = prestera_flow_block_bind(block, port); if (err) goto err_block_bind; @@ -162,7 +258,7 @@ static void prestera_setup_flow_block_unbind(struct prestera_port *port, prestera_span_destroy(block); - err = prestera_acl_block_unbind(block, port); + err = prestera_flow_block_unbind(block, port); if (err) goto error; |