if (missed_item.type != RTE_FLOW_ITEM_TYPE_VOID) {
next = NULL;
missed = 1;
- for (i = 0; node->next && node->next[i]; ++i) {
+ i = 0;
+ while (node->next && node->next[i]) {
next = &graph[node->next[i]];
if (next->type == missed_item.type) {
flow_items[0].type = missed_item.type;
flow_items[1].type = RTE_FLOW_ITEM_TYPE_END;
break;
}
+ if (next->node_flags & MLX5_EXPANSION_NODE_EXPLICIT) {
+ node = next;
+ i = 0;
+ } else {
+ ++i;
+ }
next = NULL;
}
}
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM,
NULL, "invalid tag id");
- if (config->flow_mreg_c[id + start_reg - REG_C_0] == REG_NON)
+ if (priv->sh->flow_mreg_c[id + start_reg - REG_C_0] == REG_NON)
return rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ITEM,
NULL, "unsupported tag id");
* If the available index REG_C_y >= REG_C_x, skip the
* color register.
*/
- if (skip_mtr_reg && config->flow_mreg_c
+ if (skip_mtr_reg && priv->sh->flow_mreg_c
[id + start_reg - REG_C_0] >= priv->mtr_color_reg) {
if (id >= (uint32_t)(REG_C_7 - start_reg))
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM,
NULL, "invalid tag id");
- if (config->flow_mreg_c
+ if (priv->sh->flow_mreg_c
[id + 1 + start_reg - REG_C_0] != REG_NON)
- return config->flow_mreg_c
+ return priv->sh->flow_mreg_c
[id + 1 + start_reg - REG_C_0];
return rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ITEM,
NULL, "unsupported tag id");
}
- return config->flow_mreg_c[id + start_reg - REG_C_0];
+ return priv->sh->flow_mreg_c[id + start_reg - REG_C_0];
}
MLX5_ASSERT(false);
return rte_flow_error_set(error, EINVAL,
mlx5_flow_ext_mreg_supported(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
- struct mlx5_dev_config *config = &priv->config;
/*
* Having available reg_c can be regarded inclusively as supporting
* - reg_c's are preserved across different domain (FDB and NIC) on
* packet loopback by flow lookup miss.
*/
- return config->flow_mreg_c[2] != REG_NON;
+ return priv->sh->flow_mreg_c[2] != REG_NON;
}
/**
struct mlx5_priv *priv = dev->data->dev_private;
if (!attr->group && !attr->transfer)
- return priv->config.flow_prio - 2;
+ return priv->sh->flow_max_priority - 2;
return MLX5_NON_ROOT_FLOW_MAX_PRIO - 1;
}
if (!attr->group && !attr->transfer) {
if (attr->priority == MLX5_FLOW_LOWEST_PRIO_INDICATOR)
- priority = priv->config.flow_prio - 1;
+ priority = priv->sh->flow_max_priority - 1;
return mlx5_os_flow_adjust_priority(dev, priority, subpriority);
} else if (!external && attr->transfer && attr->group == 0 &&
attr->priority == MLX5_FLOW_LOWEST_PRIO_INDICATOR) {
- return (priv->config.flow_prio - 1) * 3;
+ return (priv->sh->flow_max_priority - 1) * 3;
}
if (attr->priority == MLX5_FLOW_LOWEST_PRIO_INDICATOR)
priority = MLX5_NON_ROOT_FLOW_MAX_PRIO;
return 0;
}
+/**
+ * Validate queue numbers for device RSS.
+ *
+ * @param[in] dev
+ * Configured device.
+ * @param[in] queues
+ * Array of queue numbers.
+ * @param[in] queues_n
+ * Size of the @p queues array.
+ * @param[out] error
+ * On error, filled with a textual error description.
+ * @param[out] queue
+ * On error, filled with an offending queue index in @p queues array.
+ *
+ * @return
+ * 0 on success, a negative errno code on error.
+ */
+static int
+mlx5_validate_rss_queues(const struct rte_eth_dev *dev,
+ const uint16_t *queues, uint32_t queues_n,
+ const char **error, uint32_t *queue_idx)
+{
+ const struct mlx5_priv *priv = dev->data->dev_private;
+ enum mlx5_rxq_type rxq_type = MLX5_RXQ_TYPE_UNDEFINED;
+ uint32_t i;
+
+ for (i = 0; i != queues_n; ++i) {
+ struct mlx5_rxq_ctrl *rxq_ctrl;
+
+ if (queues[i] >= priv->rxqs_n) {
+ *error = "queue index out of range";
+ *queue_idx = i;
+ return -EINVAL;
+ }
+ if (!(*priv->rxqs)[queues[i]]) {
+ *error = "queue is not configured";
+ *queue_idx = i;
+ return -EINVAL;
+ }
+ rxq_ctrl = container_of((*priv->rxqs)[queues[i]],
+ struct mlx5_rxq_ctrl, rxq);
+ if (i == 0)
+ rxq_type = rxq_ctrl->type;
+ if (rxq_type != rxq_ctrl->type) {
+ *error = "combining hairpin and regular RSS queues is not supported";
+ *queue_idx = i;
+ return -ENOTSUP;
+ }
+ }
+ return 0;
+}
+
/*
* Validate the rss action.
*
{
struct mlx5_priv *priv = dev->data->dev_private;
const struct rte_flow_action_rss *rss = action->conf;
- enum mlx5_rxq_type rxq_type = MLX5_RXQ_TYPE_UNDEFINED;
- unsigned int i;
+ int ret;
+ const char *message;
+ uint32_t queue_idx;
if (rss->func != RTE_ETH_HASH_FUNCTION_DEFAULT &&
rss->func != RTE_ETH_HASH_FUNCTION_TOEPLITZ)
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ACTION_CONF,
NULL, "No queues configured");
- for (i = 0; i != rss->queue_num; ++i) {
- struct mlx5_rxq_ctrl *rxq_ctrl;
-
- if (rss->queue[i] >= priv->rxqs_n)
- return rte_flow_error_set
- (error, EINVAL,
- RTE_FLOW_ERROR_TYPE_ACTION_CONF,
- &rss->queue[i], "queue index out of range");
- if (!(*priv->rxqs)[rss->queue[i]])
- return rte_flow_error_set
- (error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION_CONF,
- &rss->queue[i], "queue is not configured");
- rxq_ctrl = container_of((*priv->rxqs)[rss->queue[i]],
- struct mlx5_rxq_ctrl, rxq);
- if (i == 0)
- rxq_type = rxq_ctrl->type;
- if (rxq_type != rxq_ctrl->type)
- return rte_flow_error_set
- (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ACTION_CONF,
- &rss->queue[i],
- "combining hairpin and regular RSS queues is not supported");
+ ret = mlx5_validate_rss_queues(dev, rss->queue, rss->queue_num,
+ &message, &queue_idx);
+ if (ret != 0) {
+ return rte_flow_error_set(error, -ret,
+ RTE_FLOW_ERROR_TYPE_ACTION_CONF,
+ &rss->queue[queue_idx], message);
}
return 0;
}
struct rte_flow_error *error)
{
struct mlx5_priv *priv = dev->data->dev_private;
- uint32_t priority_max = priv->config.flow_prio - 1;
+ uint32_t priority_max = priv->sh->flow_max_priority - 1;
if (attributes->group)
return rte_flow_error_set(error, ENOTSUP,
uint16_t offset = (age_idx >> 16) & UINT16_MAX;
struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_aso_age_mng *mng = priv->sh->aso_age_mng;
- struct mlx5_aso_age_pool *pool = mng->pools[pool_idx];
+ struct mlx5_aso_age_pool *pool;
+ rte_rwlock_read_lock(&mng->resize_rwl);
+ pool = mng->pools[pool_idx];
+ rte_rwlock_read_unlock(&mng->resize_rwl);
return &pool->actions[offset - 1];
}
mlx5_flow_discover_mreg_c(struct rte_eth_dev *dev)
{
struct mlx5_priv *priv = dev->data->dev_private;
- struct mlx5_dev_config *config = &priv->config;
enum modify_reg idx;
int n = 0;
/* reg_c[0] and reg_c[1] are reserved. */
- config->flow_mreg_c[n++] = REG_C_0;
- config->flow_mreg_c[n++] = REG_C_1;
+ priv->sh->flow_mreg_c[n++] = REG_C_0;
+ priv->sh->flow_mreg_c[n++] = REG_C_1;
/* Discover availability of other reg_c's. */
for (idx = REG_C_2; idx <= REG_C_7; ++idx) {
struct rte_flow_attr attr = {
struct rte_flow *flow;
struct rte_flow_error error;
- if (!config->dv_flow_en)
+ if (!priv->config.dv_flow_en)
break;
/* Create internal flow, validation skips copy action. */
flow_idx = flow_list_create(dev, MLX5_FLOW_TYPE_GEN, &attr,
flow_idx);
if (!flow)
continue;
- config->flow_mreg_c[n++] = idx;
+ priv->sh->flow_mreg_c[n++] = idx;
flow_list_destroy(dev, MLX5_FLOW_TYPE_GEN, flow_idx);
}
for (; n < MLX5_MREG_C_NUM; ++n)
- config->flow_mreg_c[n] = REG_NON;
+ priv->sh->flow_mreg_c[n] = REG_NON;
+ priv->sh->metadata_regc_check_flag = 1;
return 0;
}
int
save_dump_file(const uint8_t *data, uint32_t size,
- uint32_t type, uint32_t id, void *arg, FILE *file)
+ uint32_t type, uint64_t id, void *arg, FILE *file)
{
char line[BUF_SIZE];
uint32_t out = 0;
switch (type) {
case DR_DUMP_REC_TYPE_PMD_MODIFY_HDR:
actions_num = *(uint32_t *)(arg);
- out += snprintf(line + out, BUF_SIZE - out, "%d,0x%x,%d,",
+ out += snprintf(line + out, BUF_SIZE - out, "%d,0x%" PRIx64 ",%d,",
type, id, actions_num);
break;
case DR_DUMP_REC_TYPE_PMD_PKT_REFORMAT:
- out += snprintf(line + out, BUF_SIZE - out, "%d,0x%x,",
+ out += snprintf(line + out, BUF_SIZE - out, "%d,0x%" PRIx64 ",",
type, id);
break;
case DR_DUMP_REC_TYPE_PMD_COUNTER:
count = (struct rte_flow_query_count *)arg;
- fprintf(file, "%d,0x%x,%" PRIu64 ",%" PRIu64 "\n", type,
- id, count->hits, count->bytes);
+ fprintf(file,
+ "%d,0x%" PRIx64 ",%" PRIu64 ",%" PRIu64 "\n",
+ type, id, count->hits, count->bytes);
return 0;
default:
return -1;
uint32_t actions_num;
const uint8_t *data;
size_t size;
- uint32_t id;
+ uint64_t id;
uint32_t type;
+ void *action = NULL;
if (!flow) {
return rte_flow_error_set(error, ENOENT,
- RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
- NULL,
- "invalid flow handle");
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED,
+ NULL,
+ "invalid flow handle");
}
handle_idx = flow->dev_handles;
while (handle_idx) {
dh = mlx5_ipool_get(priv->sh->ipool
- [MLX5_IPOOL_MLX5_FLOW], handle_idx);
+ [MLX5_IPOOL_MLX5_FLOW], handle_idx);
if (!dh)
continue;
handle_idx = dh->next.next;
- id = (uint32_t)(uintptr_t)dh->drv_flow;
/* query counter */
type = DR_DUMP_REC_TYPE_PMD_COUNTER;
- if (!mlx5_flow_query_counter(dev, flow, &count, error))
- save_dump_file(NULL, 0, type,
- id, (void *)&count, file);
-
+ flow_dv_query_count_ptr(dev, flow->counter,
+ &action, error);
+ if (action) {
+ id = (uint64_t)(uintptr_t)action;
+ if (!mlx5_flow_query_counter(dev, flow, &count, error))
+ save_dump_file(NULL, 0, type,
+ id, (void *)&count, file);
+ }
/* Get modify_hdr and encap_decap buf from ipools. */
encap_decap = NULL;
modify_hdr = dh->dvh.modify_hdr;
if (modify_hdr) {
data = (const uint8_t *)modify_hdr->actions;
size = (size_t)(modify_hdr->actions_num) * 8;
+ id = (uint64_t)(uintptr_t)modify_hdr->action;
actions_num = modify_hdr->actions_num;
type = DR_DUMP_REC_TYPE_PMD_MODIFY_HDR;
save_dump_file(data, size, type, id,
- (void *)(&actions_num), file);
+ (void *)(&actions_num), file);
}
if (encap_decap) {
data = encap_decap->buf;
size = encap_decap->size;
+ id = (uint64_t)(uintptr_t)encap_decap->action;
type = DR_DUMP_REC_TYPE_PMD_PKT_REFORMAT;
save_dump_file(data, size, type,
id, NULL, file);
}
return 0;
}
+
+/**
+ * Dump all flow's encap_decap/modify_hdr/counter data to file
+ *
+ * @param[in] dev
+ * The pointer to Ethernet device.
+ * @param[in] file
+ * A pointer to a file for output.
+ * @param[out] error
+ * Perform verbose error reporting if not NULL. PMDs initialize this
+ * structure in case of error only.
+ * @return
+ * 0 on success, a negative value otherwise.
+ */
+static int
+mlx5_flow_dev_dump_sh_all(struct rte_eth_dev *dev,
+ FILE *file, struct rte_flow_error *error)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_dev_ctx_shared *sh = priv->sh;
+ struct mlx5_hlist *h;
+ struct mlx5_flow_dv_modify_hdr_resource *modify_hdr;
+ struct mlx5_flow_dv_encap_decap_resource *encap_decap;
+ struct rte_flow_query_count count;
+ uint32_t actions_num;
+ const uint8_t *data;
+ size_t size;
+ uint64_t id;
+ uint32_t type;
+ uint32_t i;
+ uint32_t j;
+ struct mlx5_list_inconst *l_inconst;
+ struct mlx5_list_entry *e;
+ int lcore_index;
+ struct mlx5_flow_counter_mng *cmng = &priv->sh->cmng;
+ uint32_t max;
+ void *action;
+
+ /* encap_decap hlist is lcore_share, get global core cache. */
+ i = MLX5_LIST_GLOBAL;
+ h = sh->encaps_decaps;
+ if (h) {
+ for (j = 0; j <= h->mask; j++) {
+ l_inconst = &h->buckets[j].l;
+ if (!l_inconst || !l_inconst->cache[i])
+ continue;
+
+ e = LIST_FIRST(&l_inconst->cache[i]->h);
+ while (e) {
+ encap_decap =
+ (struct mlx5_flow_dv_encap_decap_resource *)e;
+ data = encap_decap->buf;
+ size = encap_decap->size;
+ id = (uint64_t)(uintptr_t)encap_decap->action;
+ type = DR_DUMP_REC_TYPE_PMD_PKT_REFORMAT;
+ save_dump_file(data, size, type,
+ id, NULL, file);
+ e = LIST_NEXT(e, next);
+ }
+ }
+ }
+
+ /* get modify_hdr */
+ h = sh->modify_cmds;
+ if (h) {
+ lcore_index = rte_lcore_index(rte_lcore_id());
+ if (unlikely(lcore_index == -1)) {
+ lcore_index = MLX5_LIST_NLCORE;
+ rte_spinlock_lock(&h->l_const.lcore_lock);
+ }
+ i = lcore_index;
+
+ for (j = 0; j <= h->mask; j++) {
+ l_inconst = &h->buckets[j].l;
+ if (!l_inconst || !l_inconst->cache[i])
+ continue;
+
+ e = LIST_FIRST(&l_inconst->cache[i]->h);
+ while (e) {
+ modify_hdr =
+ (struct mlx5_flow_dv_modify_hdr_resource *)e;
+ data = (const uint8_t *)modify_hdr->actions;
+ size = (size_t)(modify_hdr->actions_num) * 8;
+ actions_num = modify_hdr->actions_num;
+ id = (uint64_t)(uintptr_t)modify_hdr->action;
+ type = DR_DUMP_REC_TYPE_PMD_MODIFY_HDR;
+ save_dump_file(data, size, type, id,
+ (void *)(&actions_num), file);
+ e = LIST_NEXT(e, next);
+ }
+ }
+
+ if (unlikely(lcore_index == MLX5_LIST_NLCORE))
+ rte_spinlock_unlock(&h->l_const.lcore_lock);
+ }
+
+ /* get counter */
+ MLX5_ASSERT(cmng->n_valid <= cmng->n);
+ max = MLX5_COUNTERS_PER_POOL * cmng->n_valid;
+ for (j = 1; j <= max; j++) {
+ action = NULL;
+ flow_dv_query_count_ptr(dev, j, &action, error);
+ if (action) {
+ if (!flow_dv_query_count(dev, j, &count, error)) {
+ type = DR_DUMP_REC_TYPE_PMD_COUNTER;
+ id = (uint64_t)(uintptr_t)action;
+ save_dump_file(NULL, 0, type,
+ id, (void *)&count, file);
+ }
+ }
+ }
+ return 0;
+}
#endif
/**
int ret;
struct mlx5_flow_handle *dh;
struct rte_flow *flow;
-#ifdef HAVE_IBV_FLOW_DV_SUPPORT
- uint32_t idx;
-#endif
if (!priv->config.dv_flow_en) {
if (fputs("device dv flow disabled\n", file) <= 0)
/* dump all */
if (!flow_idx) {
#ifdef HAVE_IBV_FLOW_DV_SUPPORT
- MLX5_IPOOL_FOREACH(priv->flows[MLX5_FLOW_TYPE_GEN], idx, flow)
- mlx5_flow_dev_dump_ipool(dev, flow, file, error);
+ if (mlx5_flow_dev_dump_sh_all(dev, file, error))
+ return -EINVAL;
#endif
return mlx5_devx_cmd_flow_dump(sh->fdb_domain,
sh->rx_domain,
flow = mlx5_ipool_get(priv->flows[MLX5_FLOW_TYPE_GEN],
(uintptr_t)(void *)flow_idx);
if (!flow)
- return -ENOENT;
+ return -EINVAL;
#ifdef HAVE_IBV_FLOW_DV_SUPPORT
mlx5_flow_dev_dump_ipool(dev, flow, file, error);
return ret;
}
+/**
+ * Validate existing indirect actions against current device configuration
+ * and attach them to device resources.
+ *
+ * @param dev
+ * Pointer to Ethernet device.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_action_handle_attach(struct rte_eth_dev *dev)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_indexed_pool *ipool =
+ priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS];
+ struct mlx5_shared_action_rss *shared_rss, *shared_rss_last;
+ int ret = 0;
+ uint32_t idx;
+
+ ILIST_FOREACH(ipool, priv->rss_shared_actions, idx, shared_rss, next) {
+ struct mlx5_ind_table_obj *ind_tbl = shared_rss->ind_tbl;
+ const char *message;
+ uint32_t queue_idx;
+
+ ret = mlx5_validate_rss_queues(dev, ind_tbl->queues,
+ ind_tbl->queues_n,
+ &message, &queue_idx);
+ if (ret != 0) {
+ DRV_LOG(ERR, "Port %u cannot use queue %u in RSS: %s",
+ dev->data->port_id, ind_tbl->queues[queue_idx],
+ message);
+ break;
+ }
+ }
+ if (ret != 0)
+ return ret;
+ ILIST_FOREACH(ipool, priv->rss_shared_actions, idx, shared_rss, next) {
+ struct mlx5_ind_table_obj *ind_tbl = shared_rss->ind_tbl;
+
+ ret = mlx5_ind_table_obj_attach(dev, ind_tbl);
+ if (ret != 0) {
+ DRV_LOG(ERR, "Port %u could not attach "
+ "indirection table obj %p",
+ dev->data->port_id, (void *)ind_tbl);
+ goto error;
+ }
+ }
+ return 0;
+error:
+ shared_rss_last = shared_rss;
+ ILIST_FOREACH(ipool, priv->rss_shared_actions, idx, shared_rss, next) {
+ struct mlx5_ind_table_obj *ind_tbl = shared_rss->ind_tbl;
+
+ if (shared_rss == shared_rss_last)
+ break;
+ if (mlx5_ind_table_obj_detach(dev, ind_tbl) != 0)
+ DRV_LOG(CRIT, "Port %u could not detach "
+ "indirection table obj %p on rollback",
+ dev->data->port_id, (void *)ind_tbl);
+ }
+ return ret;
+}
+
+/**
+ * Detach indirect actions of the device from its resources.
+ *
+ * @param dev
+ * Pointer to Ethernet device.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_action_handle_detach(struct rte_eth_dev *dev)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_indexed_pool *ipool =
+ priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS];
+ struct mlx5_shared_action_rss *shared_rss, *shared_rss_last;
+ int ret = 0;
+ uint32_t idx;
+
+ ILIST_FOREACH(ipool, priv->rss_shared_actions, idx, shared_rss, next) {
+ struct mlx5_ind_table_obj *ind_tbl = shared_rss->ind_tbl;
+
+ ret = mlx5_ind_table_obj_detach(dev, ind_tbl);
+ if (ret != 0) {
+ DRV_LOG(ERR, "Port %u could not detach "
+ "indirection table obj %p",
+ dev->data->port_id, (void *)ind_tbl);
+ goto error;
+ }
+ }
+ return 0;
+error:
+ shared_rss_last = shared_rss;
+ ILIST_FOREACH(ipool, priv->rss_shared_actions, idx, shared_rss, next) {
+ struct mlx5_ind_table_obj *ind_tbl = shared_rss->ind_tbl;
+
+ if (shared_rss == shared_rss_last)
+ break;
+ if (mlx5_ind_table_obj_attach(dev, ind_tbl) != 0)
+ DRV_LOG(CRIT, "Port %u could not attach "
+ "indirection table obj %p on rollback",
+ dev->data->port_id, (void *)ind_tbl);
+ }
+ return ret;
+}
+
#ifndef HAVE_MLX5DV_DR
#define MLX5_DOMAIN_SYNC_FLOW ((1 << 0) | (1 << 1))
#else
const struct mlx5_flow_expand_node *node)
{
const struct rte_flow_item *item = pattern + item_idx, *prev_item;
- switch (item->type) {
- case RTE_FLOW_ITEM_TYPE_VXLAN:
+
+ if (item->type == RTE_FLOW_ITEM_TYPE_VXLAN &&
+ node != NULL &&
+ node->type == RTE_FLOW_ITEM_TYPE_VXLAN) {
+ /*
+ * The expansion node is VXLAN and it is also the last
+ * expandable item in the pattern, so need to continue
+ * expansion of the inner tunnel.
+ */
MLX5_ASSERT(item_idx > 0);
prev_item = pattern + item_idx - 1;
MLX5_ASSERT(prev_item->type == RTE_FLOW_ITEM_TYPE_UDP);
if (mlx5_flow_is_std_vxlan_port(prev_item))
return &graph[MLX5_EXPANSION_STD_VXLAN];
- else
- return &graph[MLX5_EXPANSION_L3_VXLAN];
+ return &graph[MLX5_EXPANSION_L3_VXLAN];
+ }
+ return node;
+}
+
+/* Map of Verbs to Flow priority with 8 Verbs priorities. */
+static const uint32_t priority_map_3[][MLX5_PRIORITY_MAP_MAX] = {
+ { 0, 1, 2 }, { 2, 3, 4 }, { 5, 6, 7 },
+};
+
+/* Map of Verbs to Flow priority with 16 Verbs priorities. */
+static const uint32_t priority_map_5[][MLX5_PRIORITY_MAP_MAX] = {
+ { 0, 1, 2 }, { 3, 4, 5 }, { 6, 7, 8 },
+ { 9, 10, 11 }, { 12, 13, 14 },
+};
+
+/**
+ * Discover the number of available flow priorities.
+ *
+ * @param dev
+ * Ethernet device.
+ *
+ * @return
+ * On success, number of available flow priorities.
+ * On failure, a negative errno-style code and rte_errno is set.
+ */
+int
+mlx5_flow_discover_priorities(struct rte_eth_dev *dev)
+{
+ static const uint16_t vprio[] = {8, 16};
+ const struct mlx5_priv *priv = dev->data->dev_private;
+ const struct mlx5_flow_driver_ops *fops;
+ enum mlx5_flow_drv_type type;
+ int ret;
+
+ type = mlx5_flow_os_get_type();
+ if (type == MLX5_FLOW_TYPE_MAX) {
+ type = MLX5_FLOW_TYPE_VERBS;
+ if (priv->sh->devx && priv->config.dv_flow_en)
+ type = MLX5_FLOW_TYPE_DV;
+ }
+ fops = flow_get_drv_ops(type);
+ if (fops->discover_priorities == NULL) {
+ DRV_LOG(ERR, "Priority discovery not supported");
+ rte_errno = ENOTSUP;
+ return -rte_errno;
+ }
+ ret = fops->discover_priorities(dev, vprio, RTE_DIM(vprio));
+ if (ret < 0)
+ return ret;
+ switch (ret) {
+ case 8:
+ ret = RTE_DIM(priority_map_3);
+ break;
+ case 16:
+ ret = RTE_DIM(priority_map_5);
break;
default:
- return node;
+ rte_errno = ENOTSUP;
+ DRV_LOG(ERR,
+ "port %u maximum priority: %d expected 8/16",
+ dev->data->port_id, ret);
+ return -rte_errno;
+ }
+ DRV_LOG(INFO, "port %u supported flow priorities:"
+ " 0-%d for ingress or egress root table,"
+ " 0-%d for non-root table or transfer root table.",
+ dev->data->port_id, ret - 2,
+ MLX5_NON_ROOT_FLOW_MAX_PRIO - 1);
+ return ret;
+}
+
+/**
+ * Adjust flow priority based on the highest layer and the request priority.
+ *
+ * @param[in] dev
+ * Pointer to the Ethernet device structure.
+ * @param[in] priority
+ * The rule base priority.
+ * @param[in] subpriority
+ * The priority based on the items.
+ *
+ * @return
+ * The new priority.
+ */
+uint32_t
+mlx5_flow_adjust_priority(struct rte_eth_dev *dev, int32_t priority,
+ uint32_t subpriority)
+{
+ uint32_t res = 0;
+ struct mlx5_priv *priv = dev->data->dev_private;
+
+ switch (priv->sh->flow_max_priority) {
+ case RTE_DIM(priority_map_3):
+ res = priority_map_3[priority][subpriority];
+ break;
+ case RTE_DIM(priority_map_5):
+ res = priority_map_5[priority][subpriority];
+ break;
}
+ return res;
}
git.droids-corp.org / dpdk.git / blobdiff