#include "sfc_mae_counter.h"
#include "sfc_log.h"
#include "sfc_switch.h"
+#include "sfc_service.h"
static int
sfc_mae_assign_entity_mport(struct sfc_adapter *sa,
mportp);
}
+static int
+sfc_mae_counter_registry_init(struct sfc_mae_counter_registry *registry,
+ uint32_t nb_counters_max)
+{
+ return sfc_mae_counters_init(®istry->counters, nb_counters_max);
+}
+
+static void
+sfc_mae_counter_registry_fini(struct sfc_mae_counter_registry *registry)
+{
+ sfc_mae_counters_fini(®istry->counters);
+}
+
int
sfc_mae_attach(struct sfc_adapter *sa)
{
if (rc != 0)
goto fail_mae_get_limits;
+ sfc_log_init(sa, "init MAE counter registry");
+ rc = sfc_mae_counter_registry_init(&mae->counter_registry,
+ limits.eml_max_n_counters);
+ if (rc != 0) {
+ sfc_err(sa, "failed to init MAE counters registry for %u entries: %s",
+ limits.eml_max_n_counters, rte_strerror(rc));
+ goto fail_counter_registry_init;
+ }
+
sfc_log_init(sa, "assign entity MPORT");
rc = sfc_mae_assign_entity_mport(sa, &entity_mport);
if (rc != 0)
fail_mae_assign_switch_port:
fail_mae_assign_switch_domain:
fail_mae_assign_entity_mport:
+ sfc_mae_counter_registry_fini(&mae->counter_registry);
+
+fail_counter_registry_init:
fail_mae_get_limits:
efx_mae_fini(sa->nic);
return;
rte_free(mae->bounce_eh.buf);
+ sfc_mae_counter_registry_fini(&mae->counter_registry);
efx_mae_fini(sa->nic);
--(fw_rsrc->refcnt);
}
+static int
+sfc_mae_counters_enable(struct sfc_adapter *sa,
+ struct sfc_mae_counter_id *counters,
+ unsigned int n_counters,
+ efx_mae_actions_t *action_set_spec)
+{
+ int rc;
+
+ sfc_log_init(sa, "entry");
+
+ if (n_counters == 0) {
+ sfc_log_init(sa, "no counters - skip");
+ return 0;
+ }
+
+ SFC_ASSERT(sfc_adapter_is_locked(sa));
+ SFC_ASSERT(n_counters == 1);
+
+ rc = sfc_mae_counter_enable(sa, &counters[0]);
+ if (rc != 0) {
+ sfc_err(sa, "failed to enable MAE counter %u: %s",
+ counters[0].mae_id.id, rte_strerror(rc));
+ goto fail_counter_add;
+ }
+
+ rc = efx_mae_action_set_fill_in_counter_id(action_set_spec,
+ &counters[0].mae_id);
+ if (rc != 0) {
+ sfc_err(sa, "failed to fill in MAE counter %u in action set: %s",
+ counters[0].mae_id.id, rte_strerror(rc));
+ goto fail_fill_in_id;
+ }
+
+ return 0;
+
+fail_fill_in_id:
+ (void)sfc_mae_counter_disable(sa, &counters[0]);
+
+fail_counter_add:
+ sfc_log_init(sa, "failed: %s", rte_strerror(rc));
+ return rc;
+}
+
+static int
+sfc_mae_counters_disable(struct sfc_adapter *sa,
+ struct sfc_mae_counter_id *counters,
+ unsigned int n_counters)
+{
+ if (n_counters == 0)
+ return 0;
+
+ SFC_ASSERT(sfc_adapter_is_locked(sa));
+ SFC_ASSERT(n_counters == 1);
+
+ if (counters[0].mae_id.id == EFX_MAE_RSRC_ID_INVALID) {
+ sfc_err(sa, "failed to disable: already disabled");
+ return EALREADY;
+ }
+
+ return sfc_mae_counter_disable(sa, &counters[0]);
+}
+
static struct sfc_mae_action_set *
sfc_mae_action_set_attach(struct sfc_adapter *sa,
const struct sfc_mae_encap_header *encap_header,
+ unsigned int n_count,
const efx_mae_actions_t *spec)
{
struct sfc_mae_action_set *action_set;
SFC_ASSERT(sfc_adapter_is_locked(sa));
TAILQ_FOREACH(action_set, &mae->action_sets, entries) {
+ /*
+ * Shared counters are not supported, hence action sets with
+ * COUNT are not attachable.
+ */
if (action_set->encap_header == encap_header &&
+ n_count == 0 &&
efx_mae_action_set_specs_equal(action_set->spec, spec)) {
sfc_dbg(sa, "attaching to action_set=%p", action_set);
++(action_set->refcnt);
static int
sfc_mae_action_set_add(struct sfc_adapter *sa,
+ const struct rte_flow_action actions[],
efx_mae_actions_t *spec,
struct sfc_mae_encap_header *encap_header,
+ unsigned int n_counters,
struct sfc_mae_action_set **action_setp)
{
struct sfc_mae_action_set *action_set;
struct sfc_mae *mae = &sa->mae;
+ unsigned int i;
SFC_ASSERT(sfc_adapter_is_locked(sa));
action_set = rte_zmalloc("sfc_mae_action_set", sizeof(*action_set), 0);
- if (action_set == NULL)
+ if (action_set == NULL) {
+ sfc_err(sa, "failed to alloc action set");
return ENOMEM;
+ }
+
+ if (n_counters > 0) {
+ const struct rte_flow_action *action;
+
+ action_set->counters = rte_malloc("sfc_mae_counter_ids",
+ sizeof(action_set->counters[0]) * n_counters, 0);
+ if (action_set->counters == NULL) {
+ rte_free(action_set);
+ sfc_err(sa, "failed to alloc counters");
+ return ENOMEM;
+ }
+
+ for (action = actions, i = 0;
+ action->type != RTE_FLOW_ACTION_TYPE_END && i < n_counters;
+ ++action) {
+ const struct rte_flow_action_count *conf;
+
+ if (action->type != RTE_FLOW_ACTION_TYPE_COUNT)
+ continue;
+
+ conf = action->conf;
+
+ action_set->counters[i].mae_id.id =
+ EFX_MAE_RSRC_ID_INVALID;
+ action_set->counters[i].rte_id = conf->id;
+ i++;
+ }
+ action_set->n_counters = n_counters;
+ }
action_set->refcnt = 1;
action_set->spec = spec;
efx_mae_action_set_spec_fini(sa->nic, action_set->spec);
sfc_mae_encap_header_del(sa, action_set->encap_header);
+ if (action_set->n_counters > 0) {
+ SFC_ASSERT(action_set->n_counters == 1);
+ SFC_ASSERT(action_set->counters[0].mae_id.id ==
+ EFX_MAE_RSRC_ID_INVALID);
+ rte_free(action_set->counters);
+ }
TAILQ_REMOVE(&mae->action_sets, action_set, entries);
rte_free(action_set);
struct sfc_mae_action_set *action_set)
{
struct sfc_mae_encap_header *encap_header = action_set->encap_header;
+ struct sfc_mae_counter_id *counters = action_set->counters;
struct sfc_mae_fw_rsrc *fw_rsrc = &action_set->fw_rsrc;
int rc;
if (rc != 0)
return rc;
- rc = efx_mae_action_set_alloc(sa->nic, action_set->spec,
- &fw_rsrc->aset_id);
+ rc = sfc_mae_counters_enable(sa, counters,
+ action_set->n_counters,
+ action_set->spec);
if (rc != 0) {
+ sfc_err(sa, "failed to enable %u MAE counters: %s",
+ action_set->n_counters, rte_strerror(rc));
+
sfc_mae_encap_header_disable(sa, encap_header);
+ return rc;
+ }
+ rc = efx_mae_action_set_alloc(sa->nic, action_set->spec,
+ &fw_rsrc->aset_id);
+ if (rc != 0) {
sfc_err(sa, "failed to enable action_set=%p: %s",
action_set, strerror(rc));
+ (void)sfc_mae_counters_disable(sa, counters,
+ action_set->n_counters);
+ sfc_mae_encap_header_disable(sa, encap_header);
return rc;
}
}
fw_rsrc->aset_id.id = EFX_MAE_RSRC_ID_INVALID;
+ rc = sfc_mae_counters_disable(sa, action_set->counters,
+ action_set->n_counters);
+ if (rc != 0) {
+ sfc_err(sa, "failed to disable %u MAE counters: %s",
+ action_set->n_counters, rte_strerror(rc));
+ }
+
sfc_mae_encap_header_disable(sa, action_set->encap_header);
}
return efx_mae_action_set_populate_mark(spec, conf->id);
}
+static int
+sfc_mae_rule_parse_action_count(struct sfc_adapter *sa,
+ const struct rte_flow_action_count *conf,
+ efx_mae_actions_t *spec)
+{
+ int rc;
+
+ if (conf->shared) {
+ rc = ENOTSUP;
+ goto fail_counter_shared;
+ }
+
+ if ((sa->counter_rxq.state & SFC_COUNTER_RXQ_INITIALIZED) == 0) {
+ sfc_err(sa,
+ "counter queue is not configured for COUNT action");
+ rc = EINVAL;
+ goto fail_counter_queue_uninit;
+ }
+
+ if (sfc_get_service_lcore(SOCKET_ID_ANY) == RTE_MAX_LCORE) {
+ rc = EINVAL;
+ goto fail_no_service_core;
+ }
+
+ rc = efx_mae_action_set_populate_count(spec);
+ if (rc != 0) {
+ sfc_err(sa,
+ "failed to populate counters in MAE action set: %s",
+ rte_strerror(rc));
+ goto fail_populate_count;
+ }
+
+ return 0;
+
+fail_populate_count:
+fail_no_service_core:
+fail_counter_queue_uninit:
+fail_counter_shared:
+
+ return rc;
+}
+
static int
sfc_mae_rule_parse_action_phy_port(struct sfc_adapter *sa,
const struct rte_flow_action_phy_port *conf,
spec, error);
custom_error = B_TRUE;
break;
+ case RTE_FLOW_ACTION_TYPE_COUNT:
+ SFC_BUILD_SET_OVERFLOW(RTE_FLOW_ACTION_TYPE_COUNT,
+ bundle->actions_mask);
+ rc = sfc_mae_rule_parse_action_count(sa, action->conf, spec);
+ break;
case RTE_FLOW_ACTION_TYPE_FLAG:
SFC_BUILD_SET_OVERFLOW(RTE_FLOW_ACTION_TYPE_FLAG,
bundle->actions_mask);
const struct rte_flow_action *action;
struct sfc_mae *mae = &sa->mae;
efx_mae_actions_t *spec;
+ unsigned int n_count;
int rc;
rte_errno = 0;
if (rc != 0)
goto fail_process_encap_header;
+ n_count = efx_mae_action_set_get_nb_count(spec);
+ if (n_count > 1) {
+ rc = ENOTSUP;
+ sfc_err(sa, "too many count actions requested: %u", n_count);
+ goto fail_nb_count;
+ }
+
spec_mae->action_set = sfc_mae_action_set_attach(sa, encap_header,
- spec);
+ n_count, spec);
if (spec_mae->action_set != NULL) {
sfc_mae_encap_header_del(sa, encap_header);
efx_mae_action_set_spec_fini(sa->nic, spec);
return 0;
}
- rc = sfc_mae_action_set_add(sa, spec, encap_header,
+ rc = sfc_mae_action_set_add(sa, actions, spec, encap_header, n_count,
&spec_mae->action_set);
if (rc != 0)
goto fail_action_set_add;
return 0;
fail_action_set_add:
+fail_nb_count:
sfc_mae_encap_header_del(sa, encap_header);
fail_process_encap_header:
if (rc != 0)
goto fail_action_set_enable;
+ if (action_set->n_counters > 0) {
+ rc = sfc_mae_counter_start(sa);
+ if (rc != 0) {
+ sfc_err(sa, "failed to start MAE counters support: %s",
+ rte_strerror(rc));
+ goto fail_mae_counter_start;
+ }
+ }
+
rc = efx_mae_action_rule_insert(sa->nic, spec_mae->match_spec,
NULL, &fw_rsrc->aset_id,
&spec_mae->rule_id);
return 0;
fail_action_rule_insert:
+fail_mae_counter_start:
sfc_mae_action_set_disable(sa, action_set);
fail_action_set_enable: