* Copyright 2016 Mellanox Technologies, Ltd
*/
-#include <netinet/in.h>
-#include <sys/queue.h>
#include <stdalign.h>
#include <stdint.h>
#include <string.h>
#include <stdbool.h>
-
-/* Verbs header. */
-/* ISO C doesn't support unnamed structs/unions, disabling -pedantic. */
-#ifdef PEDANTIC
-#pragma GCC diagnostic ignored "-Wpedantic"
-#endif
-#include <infiniband/verbs.h>
-#ifdef PEDANTIC
-#pragma GCC diagnostic error "-Wpedantic"
-#endif
+#include <sys/queue.h>
#include <rte_common.h>
#include <rte_ether.h>
-#include <rte_ethdev_driver.h>
+#include <ethdev_driver.h>
+#include <rte_eal_paging.h>
#include <rte_flow.h>
#include <rte_cycles.h>
#include <rte_flow_driver.h>
#include <rte_malloc.h>
#include <rte_ip.h>
+#include <mlx5_glue.h>
#include <mlx5_devx_cmds.h>
#include <mlx5_prm.h>
#include <mlx5_malloc.h>
#include "mlx5.h"
#include "mlx5_flow.h"
#include "mlx5_flow_os.h"
-#include "mlx5_rxtx.h"
+#include "mlx5_rx.h"
+#include "mlx5_tx.h"
+#include "mlx5_common_os.h"
+#include "rte_pmd_mlx5.h"
+
+struct tunnel_default_miss_ctx {
+ uint16_t *queue;
+ __extension__
+ union {
+ struct rte_flow_action_rss action_rss;
+ struct rte_flow_action_queue miss_queue;
+ struct rte_flow_action_jump miss_jump;
+ uint8_t raw[0];
+ };
+};
+
+static int
+flow_tunnel_add_default_miss(struct rte_eth_dev *dev,
+ struct rte_flow *flow,
+ const struct rte_flow_attr *attr,
+ const struct rte_flow_action *app_actions,
+ uint32_t flow_idx,
+ struct tunnel_default_miss_ctx *ctx,
+ struct rte_flow_error *error);
+static struct mlx5_flow_tunnel *
+mlx5_find_tunnel_id(struct rte_eth_dev *dev, uint32_t id);
+static void
+mlx5_flow_tunnel_free(struct rte_eth_dev *dev, struct mlx5_flow_tunnel *tunnel);
+static uint32_t
+tunnel_flow_group_to_flow_table(struct rte_eth_dev *dev,
+ const struct mlx5_flow_tunnel *tunnel,
+ uint32_t group, uint32_t *table,
+ struct rte_flow_error *error);
+
+static struct mlx5_flow_workspace *mlx5_flow_push_thread_workspace(void);
+static void mlx5_flow_pop_thread_workspace(void);
+
/** Device flow drivers. */
extern const struct mlx5_flow_driver_ops mlx5_flow_verbs_drv_ops;
const struct mlx5_flow_driver_ops *flow_drv_ops[] = {
[MLX5_FLOW_TYPE_MIN] = &mlx5_flow_null_drv_ops,
-#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+#if defined(HAVE_IBV_FLOW_DV_SUPPORT) || !defined(HAVE_INFINIBAND_VERBS_H)
[MLX5_FLOW_TYPE_DV] = &mlx5_flow_dv_drv_ops,
#endif
[MLX5_FLOW_TYPE_VERBS] = &mlx5_flow_verbs_drv_ops,
[MLX5_FLOW_TYPE_MAX] = &mlx5_flow_null_drv_ops
};
+/** Helper macro to build input graph for mlx5_flow_expand_rss(). */
+#define MLX5_FLOW_EXPAND_RSS_NEXT(...) \
+ (const int []){ \
+ __VA_ARGS__, 0, \
+ }
+
+/** Node object of input graph for mlx5_flow_expand_rss(). */
+struct mlx5_flow_expand_node {
+ const int *const next;
+ /**<
+ * List of next node indexes. Index 0 is interpreted as a terminator.
+ */
+ const enum rte_flow_item_type type;
+ /**< Pattern item type of current node. */
+ uint64_t rss_types;
+ /**<
+ * RSS types bit-field associated with this node
+ * (see ETH_RSS_* definitions).
+ */
+};
+
+/** Object returned by mlx5_flow_expand_rss(). */
+struct mlx5_flow_expand_rss {
+ uint32_t entries;
+ /**< Number of entries @p patterns and @p priorities. */
+ struct {
+ struct rte_flow_item *pattern; /**< Expanded pattern array. */
+ uint32_t priority; /**< Priority offset for each expansion. */
+ } entry[];
+};
+
+static enum rte_flow_item_type
+mlx5_flow_expand_rss_item_complete(const struct rte_flow_item *item)
+{
+ enum rte_flow_item_type ret = RTE_FLOW_ITEM_TYPE_VOID;
+ uint16_t ether_type = 0;
+ uint16_t ether_type_m;
+ uint8_t ip_next_proto = 0;
+ uint8_t ip_next_proto_m;
+
+ if (item == NULL || item->spec == NULL)
+ return ret;
+ switch (item->type) {
+ case RTE_FLOW_ITEM_TYPE_ETH:
+ if (item->mask)
+ ether_type_m = ((const struct rte_flow_item_eth *)
+ (item->mask))->type;
+ else
+ ether_type_m = rte_flow_item_eth_mask.type;
+ if (ether_type_m != RTE_BE16(0xFFFF))
+ break;
+ ether_type = ((const struct rte_flow_item_eth *)
+ (item->spec))->type;
+ if (rte_be_to_cpu_16(ether_type) == RTE_ETHER_TYPE_IPV4)
+ ret = RTE_FLOW_ITEM_TYPE_IPV4;
+ else if (rte_be_to_cpu_16(ether_type) == RTE_ETHER_TYPE_IPV6)
+ ret = RTE_FLOW_ITEM_TYPE_IPV6;
+ else if (rte_be_to_cpu_16(ether_type) == RTE_ETHER_TYPE_VLAN)
+ ret = RTE_FLOW_ITEM_TYPE_VLAN;
+ else
+ ret = RTE_FLOW_ITEM_TYPE_END;
+ break;
+ case RTE_FLOW_ITEM_TYPE_VLAN:
+ if (item->mask)
+ ether_type_m = ((const struct rte_flow_item_vlan *)
+ (item->mask))->inner_type;
+ else
+ ether_type_m = rte_flow_item_vlan_mask.inner_type;
+ if (ether_type_m != RTE_BE16(0xFFFF))
+ break;
+ ether_type = ((const struct rte_flow_item_vlan *)
+ (item->spec))->inner_type;
+ if (rte_be_to_cpu_16(ether_type) == RTE_ETHER_TYPE_IPV4)
+ ret = RTE_FLOW_ITEM_TYPE_IPV4;
+ else if (rte_be_to_cpu_16(ether_type) == RTE_ETHER_TYPE_IPV6)
+ ret = RTE_FLOW_ITEM_TYPE_IPV6;
+ else if (rte_be_to_cpu_16(ether_type) == RTE_ETHER_TYPE_VLAN)
+ ret = RTE_FLOW_ITEM_TYPE_VLAN;
+ else
+ ret = RTE_FLOW_ITEM_TYPE_END;
+ break;
+ case RTE_FLOW_ITEM_TYPE_IPV4:
+ if (item->mask)
+ ip_next_proto_m = ((const struct rte_flow_item_ipv4 *)
+ (item->mask))->hdr.next_proto_id;
+ else
+ ip_next_proto_m =
+ rte_flow_item_ipv4_mask.hdr.next_proto_id;
+ if (ip_next_proto_m != 0xFF)
+ break;
+ ip_next_proto = ((const struct rte_flow_item_ipv4 *)
+ (item->spec))->hdr.next_proto_id;
+ if (ip_next_proto == IPPROTO_UDP)
+ ret = RTE_FLOW_ITEM_TYPE_UDP;
+ else if (ip_next_proto == IPPROTO_TCP)
+ ret = RTE_FLOW_ITEM_TYPE_TCP;
+ else if (ip_next_proto == IPPROTO_IP)
+ ret = RTE_FLOW_ITEM_TYPE_IPV4;
+ else if (ip_next_proto == IPPROTO_IPV6)
+ ret = RTE_FLOW_ITEM_TYPE_IPV6;
+ else
+ ret = RTE_FLOW_ITEM_TYPE_END;
+ break;
+ case RTE_FLOW_ITEM_TYPE_IPV6:
+ if (item->mask)
+ ip_next_proto_m = ((const struct rte_flow_item_ipv6 *)
+ (item->mask))->hdr.proto;
+ else
+ ip_next_proto_m =
+ rte_flow_item_ipv6_mask.hdr.proto;
+ if (ip_next_proto_m != 0xFF)
+ break;
+ ip_next_proto = ((const struct rte_flow_item_ipv6 *)
+ (item->spec))->hdr.proto;
+ if (ip_next_proto == IPPROTO_UDP)
+ ret = RTE_FLOW_ITEM_TYPE_UDP;
+ else if (ip_next_proto == IPPROTO_TCP)
+ ret = RTE_FLOW_ITEM_TYPE_TCP;
+ else if (ip_next_proto == IPPROTO_IP)
+ ret = RTE_FLOW_ITEM_TYPE_IPV4;
+ else if (ip_next_proto == IPPROTO_IPV6)
+ ret = RTE_FLOW_ITEM_TYPE_IPV6;
+ else
+ ret = RTE_FLOW_ITEM_TYPE_END;
+ break;
+ default:
+ ret = RTE_FLOW_ITEM_TYPE_VOID;
+ break;
+ }
+ return ret;
+}
+
+#define MLX5_RSS_EXP_ELT_N 8
+
+/**
+ * Expand RSS flows into several possible flows according to the RSS hash
+ * fields requested and the driver capabilities.
+ *
+ * @param[out] buf
+ * Buffer to store the result expansion.
+ * @param[in] size
+ * Buffer size in bytes. If 0, @p buf can be NULL.
+ * @param[in] pattern
+ * User flow pattern.
+ * @param[in] types
+ * RSS types to expand (see ETH_RSS_* definitions).
+ * @param[in] graph
+ * Input graph to expand @p pattern according to @p types.
+ * @param[in] graph_root_index
+ * Index of root node in @p graph, typically 0.
+ *
+ * @return
+ * A positive value representing the size of @p buf in bytes regardless of
+ * @p size on success, a negative errno value otherwise and rte_errno is
+ * set, the following errors are defined:
+ *
+ * -E2BIG: graph-depth @p graph is too deep.
+ */
+static int
+mlx5_flow_expand_rss(struct mlx5_flow_expand_rss *buf, size_t size,
+ const struct rte_flow_item *pattern, uint64_t types,
+ const struct mlx5_flow_expand_node graph[],
+ int graph_root_index)
+{
+ const struct rte_flow_item *item;
+ const struct mlx5_flow_expand_node *node = &graph[graph_root_index];
+ const int *next_node;
+ const int *stack[MLX5_RSS_EXP_ELT_N];
+ int stack_pos = 0;
+ struct rte_flow_item flow_items[MLX5_RSS_EXP_ELT_N];
+ unsigned int i;
+ size_t lsize;
+ size_t user_pattern_size = 0;
+ void *addr = NULL;
+ const struct mlx5_flow_expand_node *next = NULL;
+ struct rte_flow_item missed_item;
+ int missed = 0;
+ int elt = 0;
+ const struct rte_flow_item *last_item = NULL;
+
+ memset(&missed_item, 0, sizeof(missed_item));
+ lsize = offsetof(struct mlx5_flow_expand_rss, entry) +
+ MLX5_RSS_EXP_ELT_N * sizeof(buf->entry[0]);
+ if (lsize <= size) {
+ buf->entry[0].priority = 0;
+ buf->entry[0].pattern = (void *)&buf->entry[MLX5_RSS_EXP_ELT_N];
+ buf->entries = 0;
+ addr = buf->entry[0].pattern;
+ }
+ for (item = pattern; item->type != RTE_FLOW_ITEM_TYPE_END; item++) {
+ if (item->type != RTE_FLOW_ITEM_TYPE_VOID)
+ last_item = item;
+ for (i = 0; node->next && node->next[i]; ++i) {
+ next = &graph[node->next[i]];
+ if (next->type == item->type)
+ break;
+ }
+ if (next)
+ node = next;
+ user_pattern_size += sizeof(*item);
+ }
+ user_pattern_size += sizeof(*item); /* Handle END item. */
+ lsize += user_pattern_size;
+ /* Copy the user pattern in the first entry of the buffer. */
+ if (lsize <= size) {
+ rte_memcpy(addr, pattern, user_pattern_size);
+ addr = (void *)(((uintptr_t)addr) + user_pattern_size);
+ buf->entries = 1;
+ }
+ /* Start expanding. */
+ memset(flow_items, 0, sizeof(flow_items));
+ user_pattern_size -= sizeof(*item);
+ /*
+ * Check if the last valid item has spec set, need complete pattern,
+ * and the pattern can be used for expansion.
+ */
+ missed_item.type = mlx5_flow_expand_rss_item_complete(last_item);
+ if (missed_item.type == RTE_FLOW_ITEM_TYPE_END) {
+ /* Item type END indicates expansion is not required. */
+ return lsize;
+ }
+ if (missed_item.type != RTE_FLOW_ITEM_TYPE_VOID) {
+ next = NULL;
+ missed = 1;
+ for (i = 0; node->next && node->next[i]; ++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;
+ }
+ next = NULL;
+ }
+ }
+ if (next && missed) {
+ elt = 2; /* missed item + item end. */
+ node = next;
+ lsize += elt * sizeof(*item) + user_pattern_size;
+ if ((node->rss_types & types) && lsize <= size) {
+ buf->entry[buf->entries].priority = 1;
+ buf->entry[buf->entries].pattern = addr;
+ buf->entries++;
+ rte_memcpy(addr, buf->entry[0].pattern,
+ user_pattern_size);
+ addr = (void *)(((uintptr_t)addr) + user_pattern_size);
+ rte_memcpy(addr, flow_items, elt * sizeof(*item));
+ addr = (void *)(((uintptr_t)addr) +
+ elt * sizeof(*item));
+ }
+ }
+ memset(flow_items, 0, sizeof(flow_items));
+ next_node = node->next;
+ stack[stack_pos] = next_node;
+ node = next_node ? &graph[*next_node] : NULL;
+ while (node) {
+ flow_items[stack_pos].type = node->type;
+ if (node->rss_types & types) {
+ /*
+ * compute the number of items to copy from the
+ * expansion and copy it.
+ * When the stack_pos is 0, there are 1 element in it,
+ * plus the addition END item.
+ */
+ elt = stack_pos + 2;
+ flow_items[stack_pos + 1].type = RTE_FLOW_ITEM_TYPE_END;
+ lsize += elt * sizeof(*item) + user_pattern_size;
+ if (lsize <= size) {
+ size_t n = elt * sizeof(*item);
+
+ buf->entry[buf->entries].priority =
+ stack_pos + 1 + missed;
+ buf->entry[buf->entries].pattern = addr;
+ buf->entries++;
+ rte_memcpy(addr, buf->entry[0].pattern,
+ user_pattern_size);
+ addr = (void *)(((uintptr_t)addr) +
+ user_pattern_size);
+ rte_memcpy(addr, &missed_item,
+ missed * sizeof(*item));
+ addr = (void *)(((uintptr_t)addr) +
+ missed * sizeof(*item));
+ rte_memcpy(addr, flow_items, n);
+ addr = (void *)(((uintptr_t)addr) + n);
+ }
+ }
+ /* Go deeper. */
+ if (node->next) {
+ next_node = node->next;
+ if (stack_pos++ == MLX5_RSS_EXP_ELT_N) {
+ rte_errno = E2BIG;
+ return -rte_errno;
+ }
+ stack[stack_pos] = next_node;
+ } else if (*(next_node + 1)) {
+ /* Follow up with the next possibility. */
+ ++next_node;
+ } else {
+ /* Move to the next path. */
+ if (stack_pos)
+ next_node = stack[--stack_pos];
+ next_node++;
+ stack[stack_pos] = next_node;
+ }
+ node = *next_node ? &graph[*next_node] : NULL;
+ };
+ return lsize;
+}
+
enum mlx5_expansion {
MLX5_EXPANSION_ROOT,
MLX5_EXPANSION_ROOT_OUTER,
};
/** Supported expansion of items. */
-static const struct rte_flow_expand_node mlx5_support_expansion[] = {
+static const struct mlx5_flow_expand_node mlx5_support_expansion[] = {
[MLX5_EXPANSION_ROOT] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_ETH,
- MLX5_EXPANSION_IPV4,
- MLX5_EXPANSION_IPV6),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_ETH,
+ MLX5_EXPANSION_IPV4,
+ MLX5_EXPANSION_IPV6),
.type = RTE_FLOW_ITEM_TYPE_END,
},
[MLX5_EXPANSION_ROOT_OUTER] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_OUTER_ETH,
- MLX5_EXPANSION_OUTER_IPV4,
- MLX5_EXPANSION_OUTER_IPV6),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_OUTER_ETH,
+ MLX5_EXPANSION_OUTER_IPV4,
+ MLX5_EXPANSION_OUTER_IPV6),
.type = RTE_FLOW_ITEM_TYPE_END,
},
[MLX5_EXPANSION_ROOT_ETH_VLAN] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_ETH_VLAN),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_ETH_VLAN),
.type = RTE_FLOW_ITEM_TYPE_END,
},
[MLX5_EXPANSION_ROOT_OUTER_ETH_VLAN] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_OUTER_ETH_VLAN),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT
+ (MLX5_EXPANSION_OUTER_ETH_VLAN),
.type = RTE_FLOW_ITEM_TYPE_END,
},
[MLX5_EXPANSION_OUTER_ETH] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_OUTER_IPV4,
- MLX5_EXPANSION_OUTER_IPV6,
- MLX5_EXPANSION_MPLS),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_OUTER_IPV4,
+ MLX5_EXPANSION_OUTER_IPV6,
+ MLX5_EXPANSION_MPLS),
.type = RTE_FLOW_ITEM_TYPE_ETH,
.rss_types = 0,
},
[MLX5_EXPANSION_OUTER_ETH_VLAN] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_OUTER_VLAN),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_OUTER_VLAN),
.type = RTE_FLOW_ITEM_TYPE_ETH,
.rss_types = 0,
},
[MLX5_EXPANSION_OUTER_VLAN] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_OUTER_IPV4,
- MLX5_EXPANSION_OUTER_IPV6),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_OUTER_IPV4,
+ MLX5_EXPANSION_OUTER_IPV6),
.type = RTE_FLOW_ITEM_TYPE_VLAN,
},
[MLX5_EXPANSION_OUTER_IPV4] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT
(MLX5_EXPANSION_OUTER_IPV4_UDP,
MLX5_EXPANSION_OUTER_IPV4_TCP,
MLX5_EXPANSION_GRE,
ETH_RSS_NONFRAG_IPV4_OTHER,
},
[MLX5_EXPANSION_OUTER_IPV4_UDP] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_VXLAN,
- MLX5_EXPANSION_VXLAN_GPE),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_VXLAN,
+ MLX5_EXPANSION_VXLAN_GPE),
.type = RTE_FLOW_ITEM_TYPE_UDP,
.rss_types = ETH_RSS_NONFRAG_IPV4_UDP,
},
.rss_types = ETH_RSS_NONFRAG_IPV4_TCP,
},
[MLX5_EXPANSION_OUTER_IPV6] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT
(MLX5_EXPANSION_OUTER_IPV6_UDP,
MLX5_EXPANSION_OUTER_IPV6_TCP,
MLX5_EXPANSION_IPV4,
- MLX5_EXPANSION_IPV6),
+ MLX5_EXPANSION_IPV6,
+ MLX5_EXPANSION_GRE),
.type = RTE_FLOW_ITEM_TYPE_IPV6,
.rss_types = ETH_RSS_IPV6 | ETH_RSS_FRAG_IPV6 |
ETH_RSS_NONFRAG_IPV6_OTHER,
},
[MLX5_EXPANSION_OUTER_IPV6_UDP] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_VXLAN,
- MLX5_EXPANSION_VXLAN_GPE),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_VXLAN,
+ MLX5_EXPANSION_VXLAN_GPE),
.type = RTE_FLOW_ITEM_TYPE_UDP,
.rss_types = ETH_RSS_NONFRAG_IPV6_UDP,
},
.rss_types = ETH_RSS_NONFRAG_IPV6_TCP,
},
[MLX5_EXPANSION_VXLAN] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_ETH,
- MLX5_EXPANSION_IPV4,
- MLX5_EXPANSION_IPV6),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_ETH,
+ MLX5_EXPANSION_IPV4,
+ MLX5_EXPANSION_IPV6),
.type = RTE_FLOW_ITEM_TYPE_VXLAN,
},
[MLX5_EXPANSION_VXLAN_GPE] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_ETH,
- MLX5_EXPANSION_IPV4,
- MLX5_EXPANSION_IPV6),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_ETH,
+ MLX5_EXPANSION_IPV4,
+ MLX5_EXPANSION_IPV6),
.type = RTE_FLOW_ITEM_TYPE_VXLAN_GPE,
},
[MLX5_EXPANSION_GRE] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4,
+ MLX5_EXPANSION_IPV6),
.type = RTE_FLOW_ITEM_TYPE_GRE,
},
[MLX5_EXPANSION_MPLS] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4,
- MLX5_EXPANSION_IPV6),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4,
+ MLX5_EXPANSION_IPV6),
.type = RTE_FLOW_ITEM_TYPE_MPLS,
},
[MLX5_EXPANSION_ETH] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4,
- MLX5_EXPANSION_IPV6),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4,
+ MLX5_EXPANSION_IPV6),
.type = RTE_FLOW_ITEM_TYPE_ETH,
},
[MLX5_EXPANSION_ETH_VLAN] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_VLAN),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_VLAN),
.type = RTE_FLOW_ITEM_TYPE_ETH,
},
[MLX5_EXPANSION_VLAN] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4,
- MLX5_EXPANSION_IPV6),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4,
+ MLX5_EXPANSION_IPV6),
.type = RTE_FLOW_ITEM_TYPE_VLAN,
},
[MLX5_EXPANSION_IPV4] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4_UDP,
- MLX5_EXPANSION_IPV4_TCP),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV4_UDP,
+ MLX5_EXPANSION_IPV4_TCP),
.type = RTE_FLOW_ITEM_TYPE_IPV4,
.rss_types = ETH_RSS_IPV4 | ETH_RSS_FRAG_IPV4 |
ETH_RSS_NONFRAG_IPV4_OTHER,
.rss_types = ETH_RSS_NONFRAG_IPV4_TCP,
},
[MLX5_EXPANSION_IPV6] = {
- .next = RTE_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV6_UDP,
- MLX5_EXPANSION_IPV6_TCP),
+ .next = MLX5_FLOW_EXPAND_RSS_NEXT(MLX5_EXPANSION_IPV6_UDP,
+ MLX5_EXPANSION_IPV6_TCP),
.type = RTE_FLOW_ITEM_TYPE_IPV6,
.rss_types = ETH_RSS_IPV6 | ETH_RSS_FRAG_IPV6 |
ETH_RSS_NONFRAG_IPV6_OTHER,
},
};
+static struct rte_flow_action_handle *
+mlx5_action_handle_create(struct rte_eth_dev *dev,
+ const struct rte_flow_indir_action_conf *conf,
+ const struct rte_flow_action *action,
+ struct rte_flow_error *error);
+static int mlx5_action_handle_destroy
+ (struct rte_eth_dev *dev,
+ struct rte_flow_action_handle *handle,
+ struct rte_flow_error *error);
+static int mlx5_action_handle_update
+ (struct rte_eth_dev *dev,
+ struct rte_flow_action_handle *handle,
+ const void *update,
+ struct rte_flow_error *error);
+static int mlx5_action_handle_query
+ (struct rte_eth_dev *dev,
+ const struct rte_flow_action_handle *handle,
+ void *data,
+ struct rte_flow_error *error);
+static int
+mlx5_flow_tunnel_decap_set(struct rte_eth_dev *dev,
+ struct rte_flow_tunnel *app_tunnel,
+ struct rte_flow_action **actions,
+ uint32_t *num_of_actions,
+ struct rte_flow_error *error);
+static int
+mlx5_flow_tunnel_match(struct rte_eth_dev *dev,
+ struct rte_flow_tunnel *app_tunnel,
+ struct rte_flow_item **items,
+ uint32_t *num_of_items,
+ struct rte_flow_error *error);
+static int
+mlx5_flow_tunnel_item_release(struct rte_eth_dev *dev,
+ struct rte_flow_item *pmd_items,
+ uint32_t num_items, struct rte_flow_error *err);
+static int
+mlx5_flow_tunnel_action_release(struct rte_eth_dev *dev,
+ struct rte_flow_action *pmd_actions,
+ uint32_t num_actions,
+ struct rte_flow_error *err);
+static int
+mlx5_flow_tunnel_get_restore_info(struct rte_eth_dev *dev,
+ struct rte_mbuf *m,
+ struct rte_flow_restore_info *info,
+ struct rte_flow_error *err);
+
static const struct rte_flow_ops mlx5_flow_ops = {
.validate = mlx5_flow_validate,
.create = mlx5_flow_create,
.query = mlx5_flow_query,
.dev_dump = mlx5_flow_dev_dump,
.get_aged_flows = mlx5_flow_get_aged_flows,
-};
-
-/* Convert FDIR request to Generic flow. */
-struct mlx5_fdir {
- struct rte_flow_attr attr;
- struct rte_flow_item items[4];
- struct rte_flow_item_eth l2;
- struct rte_flow_item_eth l2_mask;
- union {
- struct rte_flow_item_ipv4 ipv4;
- struct rte_flow_item_ipv6 ipv6;
- } l3;
- union {
- struct rte_flow_item_ipv4 ipv4;
- struct rte_flow_item_ipv6 ipv6;
- } l3_mask;
- union {
- struct rte_flow_item_udp udp;
- struct rte_flow_item_tcp tcp;
- } l4;
- union {
- struct rte_flow_item_udp udp;
- struct rte_flow_item_tcp tcp;
- } l4_mask;
- struct rte_flow_action actions[2];
- struct rte_flow_action_queue queue;
+ .action_handle_create = mlx5_action_handle_create,
+ .action_handle_destroy = mlx5_action_handle_destroy,
+ .action_handle_update = mlx5_action_handle_update,
+ .action_handle_query = mlx5_action_handle_query,
+ .tunnel_decap_set = mlx5_flow_tunnel_decap_set,
+ .tunnel_match = mlx5_flow_tunnel_match,
+ .tunnel_action_decap_release = mlx5_flow_tunnel_action_release,
+ .tunnel_item_release = mlx5_flow_tunnel_item_release,
+ .get_restore_info = mlx5_flow_tunnel_get_restore_info,
};
/* Tunnel information. */
},
};
+
+
/**
* Translate tag ID to register.
*
case MLX5_METADATA_FDB:
switch (config->dv_xmeta_en) {
case MLX5_XMETA_MODE_LEGACY:
- return REG_NONE;
+ return REG_NON;
case MLX5_XMETA_MODE_META16:
return REG_C_0;
case MLX5_XMETA_MODE_META32:
case MLX5_FLOW_MARK:
switch (config->dv_xmeta_en) {
case MLX5_XMETA_MODE_LEGACY:
- return REG_NONE;
+ return REG_NON;
case MLX5_XMETA_MODE_META16:
return REG_C_1;
case MLX5_XMETA_MODE_META32:
return priv->mtr_color_reg != REG_C_2 ? REG_C_2 :
REG_C_3;
case MLX5_MTR_COLOR:
- MLX5_ASSERT(priv->mtr_color_reg != REG_NONE);
+ case MLX5_ASO_FLOW_HIT: /* Both features use the same REG_C. */
+ MLX5_ASSERT(priv->mtr_color_reg != REG_NON);
return priv->mtr_color_reg;
case MLX5_COPY_MARK:
/*
start_reg = priv->mtr_color_reg != REG_C_2 ? REG_C_2 :
(priv->mtr_reg_share ? REG_C_3 : REG_C_4);
skip_mtr_reg = !!(priv->mtr_en && start_reg == REG_C_2);
- if (id > (REG_C_7 - start_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[id + start_reg - REG_C_0] == REG_NONE)
+ if (config->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 (skip_mtr_reg && config->flow_mreg_c
[id + start_reg - REG_C_0] >= priv->mtr_color_reg) {
- if (id >= (REG_C_7 - start_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
- [id + 1 + start_reg - REG_C_0] != REG_NONE)
+ [id + 1 + start_reg - REG_C_0] != REG_NON)
return config->flow_mreg_c
[id + 1 + start_reg - REG_C_0];
return rte_flow_error_set(error, ENOTSUP,
* - 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_NONE;
+ return config->flow_mreg_c[2] != REG_NON;
+}
+
+/**
+ * Get the lowest priority.
+ *
+ * @param[in] dev
+ * Pointer to the Ethernet device structure.
+ * @param[in] attributes
+ * Pointer to device flow rule attributes.
+ *
+ * @return
+ * The value of lowest priority of flow.
+ */
+uint32_t
+mlx5_get_lowest_priority(struct rte_eth_dev *dev,
+ const struct rte_flow_attr *attr)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+
+ if (!attr->group && !attr->transfer)
+ return priv->config.flow_prio - 2;
+ return MLX5_NON_ROOT_FLOW_MAX_PRIO - 1;
+}
+
+/**
+ * Calculate matcher priority of the flow.
+ *
+ * @param[in] dev
+ * Pointer to the Ethernet device structure.
+ * @param[in] attr
+ * Pointer to device flow rule attributes.
+ * @param[in] subpriority
+ * The priority based on the items.
+ * @return
+ * The matcher priority of the flow.
+ */
+uint16_t
+mlx5_get_matcher_priority(struct rte_eth_dev *dev,
+ const struct rte_flow_attr *attr,
+ uint32_t subpriority)
+{
+ uint16_t priority = (uint16_t)attr->priority;
+ struct mlx5_priv *priv = dev->data->dev_private;
+
+ if (!attr->group && !attr->transfer) {
+ if (attr->priority == MLX5_FLOW_LOWEST_PRIO_INDICATOR)
+ priority = priv->config.flow_prio - 1;
+ return mlx5_os_flow_adjust_priority(dev, priority, subpriority);
+ }
+ if (attr->priority == MLX5_FLOW_LOWEST_PRIO_INDICATOR)
+ priority = MLX5_NON_ROOT_FLOW_MAX_PRIO;
+ return priority * 3 + subpriority;
}
/**
* Bit-masks covering supported fields by the NIC to compare with user mask.
* @param[in] size
* Bit-masks size in bytes.
+ * @param[in] range_accepted
+ * True if range of values is accepted for specific fields, false otherwise.
* @param[out] error
* Pointer to error structure.
*
const uint8_t *mask,
const uint8_t *nic_mask,
unsigned int size,
+ bool range_accepted,
struct rte_flow_error *error)
{
unsigned int i;
RTE_FLOW_ERROR_TYPE_ITEM, item,
"mask/last without a spec is not"
" supported");
- if (item->spec && item->last) {
+ if (item->spec && item->last && !range_accepted) {
uint8_t spec[size];
uint8_t last[size];
unsigned int i;
struct mlx5_priv *priv = dev->data->dev_private;
const int mark = dev_handle->mark;
const int tunnel = !!(dev_handle->layers & MLX5_FLOW_LAYER_TUNNEL);
- struct mlx5_hrxq *hrxq;
+ struct mlx5_ind_table_obj *ind_tbl = NULL;
unsigned int i;
- if (dev_handle->fate_action != MLX5_FLOW_FATE_QUEUE)
- return;
- hrxq = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_HRXQ],
+ if (dev_handle->fate_action == MLX5_FLOW_FATE_QUEUE) {
+ struct mlx5_hrxq *hrxq;
+
+ hrxq = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_HRXQ],
dev_handle->rix_hrxq);
- if (!hrxq)
+ if (hrxq)
+ ind_tbl = hrxq->ind_table;
+ } else if (dev_handle->fate_action == MLX5_FLOW_FATE_SHARED_RSS) {
+ struct mlx5_shared_action_rss *shared_rss;
+
+ shared_rss = mlx5_ipool_get
+ (priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
+ dev_handle->rix_srss);
+ if (shared_rss)
+ ind_tbl = shared_rss->ind_tbl;
+ }
+ if (!ind_tbl)
return;
- for (i = 0; i != hrxq->ind_table->queues_n; ++i) {
- int idx = hrxq->ind_table->queues[i];
+ for (i = 0; i != ind_tbl->queues_n; ++i) {
+ int idx = ind_tbl->queues[i];
struct mlx5_rxq_ctrl *rxq_ctrl =
container_of((*priv->rxqs)[idx],
struct mlx5_rxq_ctrl, rxq);
struct mlx5_priv *priv = dev->data->dev_private;
const int mark = dev_handle->mark;
const int tunnel = !!(dev_handle->layers & MLX5_FLOW_LAYER_TUNNEL);
- struct mlx5_hrxq *hrxq;
+ struct mlx5_ind_table_obj *ind_tbl = NULL;
unsigned int i;
- if (dev_handle->fate_action != MLX5_FLOW_FATE_QUEUE)
- return;
- hrxq = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_HRXQ],
+ if (dev_handle->fate_action == MLX5_FLOW_FATE_QUEUE) {
+ struct mlx5_hrxq *hrxq;
+
+ hrxq = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_HRXQ],
dev_handle->rix_hrxq);
- if (!hrxq)
+ if (hrxq)
+ ind_tbl = hrxq->ind_table;
+ } else if (dev_handle->fate_action == MLX5_FLOW_FATE_SHARED_RSS) {
+ struct mlx5_shared_action_rss *shared_rss;
+
+ shared_rss = mlx5_ipool_get
+ (priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
+ dev_handle->rix_srss);
+ if (shared_rss)
+ ind_tbl = shared_rss->ind_tbl;
+ }
+ if (!ind_tbl)
return;
MLX5_ASSERT(dev->data->dev_started);
- for (i = 0; i != hrxq->ind_table->queues_n; ++i) {
- int idx = hrxq->ind_table->queues[i];
+ for (i = 0; i != ind_tbl->queues_n; ++i) {
+ int idx = ind_tbl->queues[i];
struct mlx5_rxq_ctrl *rxq_ctrl =
container_of((*priv->rxqs)[idx],
struct mlx5_rxq_ctrl, rxq);
data->dynf_meta = 0;
data->flow_meta_mask = 0;
data->flow_meta_offset = -1;
+ data->flow_meta_port_mask = 0;
} else {
data->dynf_meta = 1;
data->flow_meta_mask = rte_flow_dynf_metadata_mask;
data->flow_meta_offset = rte_flow_dynf_metadata_offs;
+ data->flow_meta_port_mask = (uint32_t)~0;
+ if (priv->config.dv_xmeta_en == MLX5_XMETA_MODE_META16)
+ data->flow_meta_port_mask >>= 16;
}
}
}
/*
* Validate the rss action.
*
- * @param[in] action
- * Pointer to the queue action.
- * @param[in] action_flags
- * Bit-fields that holds the actions detected until now.
* @param[in] dev
* Pointer to the Ethernet device structure.
- * @param[in] attr
- * Attributes of flow that includes this action.
- * @param[in] item_flags
- * Items that were detected.
+ * @param[in] action
+ * Pointer to the queue action.
* @param[out] error
* Pointer to error structure.
*
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
int
-mlx5_flow_validate_action_rss(const struct rte_flow_action *action,
- uint64_t action_flags,
- struct rte_eth_dev *dev,
- const struct rte_flow_attr *attr,
- uint64_t item_flags,
- struct rte_flow_error *error)
+mlx5_validate_action_rss(struct rte_eth_dev *dev,
+ const struct rte_flow_action *action,
+ struct rte_flow_error *error)
{
struct mlx5_priv *priv = dev->data->dev_private;
const struct rte_flow_action_rss *rss = action->conf;
- int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
+ enum mlx5_rxq_type rxq_type = MLX5_RXQ_TYPE_UNDEFINED;
unsigned int i;
- if (action_flags & MLX5_FLOW_FATE_ACTIONS)
- return rte_flow_error_set(error, EINVAL,
- RTE_FLOW_ERROR_TYPE_ACTION, NULL,
- "can't have 2 fate actions"
- " in same flow");
if (rss->func != RTE_ETH_HASH_FUNCTION_DEFAULT &&
rss->func != RTE_ETH_HASH_FUNCTION_TOEPLITZ)
return rte_flow_error_set(error, ENOTSUP,
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,
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");
}
+ return 0;
+}
+
+/*
+ * Validate the rss action.
+ *
+ * @param[in] action
+ * Pointer to the queue action.
+ * @param[in] action_flags
+ * Bit-fields that holds the actions detected until now.
+ * @param[in] dev
+ * Pointer to the Ethernet device structure.
+ * @param[in] attr
+ * Attributes of flow that includes this action.
+ * @param[in] item_flags
+ * Items that were detected.
+ * @param[out] error
+ * Pointer to error structure.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_flow_validate_action_rss(const struct rte_flow_action *action,
+ uint64_t action_flags,
+ struct rte_eth_dev *dev,
+ const struct rte_flow_attr *attr,
+ uint64_t item_flags,
+ struct rte_flow_error *error)
+{
+ const struct rte_flow_action_rss *rss = action->conf;
+ int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
+ int ret;
+
+ if (action_flags & MLX5_FLOW_FATE_ACTIONS)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION, NULL,
+ "can't have 2 fate actions"
+ " in same flow");
+ ret = mlx5_validate_action_rss(dev, action, error);
+ if (ret)
+ return ret;
if (attr->egress)
return rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ATTR_EGRESS, NULL,
return rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ATTR_GROUP,
NULL, "groups is not supported");
- if (attributes->priority != MLX5_FLOW_PRIO_RSVD &&
+ if (attributes->priority != MLX5_FLOW_LOWEST_PRIO_INDICATOR &&
attributes->priority >= priority_max)
return rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ATTR_PRIORITY,
* Item specification.
* @param[in] item_flags
* Bit-fields that holds the items detected until now.
+ * @param[in] ext_vlan_sup
+ * Whether extended VLAN features are supported or not.
* @param[out] error
* Pointer to error structure.
*
ret = mlx5_flow_item_acceptable
(item, (const uint8_t *)mask,
(const uint8_t *)&rte_flow_item_icmp6_mask,
- sizeof(struct rte_flow_item_icmp6), error);
+ sizeof(struct rte_flow_item_icmp6),
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
if (ret < 0)
return ret;
return 0;
struct rte_flow_error *error)
{
const struct rte_flow_item_icmp *mask = item->mask;
+ const struct rte_flow_item_icmp nic_mask = {
+ .hdr.icmp_type = 0xff,
+ .hdr.icmp_code = 0xff,
+ .hdr.icmp_ident = RTE_BE16(0xffff),
+ .hdr.icmp_seq_nb = RTE_BE16(0xffff),
+ };
const int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
const uint64_t l3m = tunnel ? MLX5_FLOW_LAYER_INNER_L3_IPV4 :
MLX5_FLOW_LAYER_OUTER_L3_IPV4;
RTE_FLOW_ERROR_TYPE_ITEM, item,
"multiple L4 layers not supported");
if (!mask)
- mask = &rte_flow_item_icmp_mask;
+ mask = &nic_mask;
ret = mlx5_flow_item_acceptable
(item, (const uint8_t *)mask,
- (const uint8_t *)&rte_flow_item_icmp_mask,
- sizeof(struct rte_flow_item_icmp), error);
+ (const uint8_t *)&nic_mask,
+ sizeof(struct rte_flow_item_icmp),
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
if (ret < 0)
return ret;
return 0;
*/
int
mlx5_flow_validate_item_eth(const struct rte_flow_item *item,
- uint64_t item_flags,
+ uint64_t item_flags, bool ext_vlan_sup,
struct rte_flow_error *error)
{
const struct rte_flow_item_eth *mask = item->mask;
.dst.addr_bytes = "\xff\xff\xff\xff\xff\xff",
.src.addr_bytes = "\xff\xff\xff\xff\xff\xff",
.type = RTE_BE16(0xffff),
+ .has_vlan = ext_vlan_sup ? 1 : 0,
};
int ret;
int tunnel = !!(item_flags & MLX5_FLOW_LAYER_TUNNEL);
ret = mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
(const uint8_t *)&nic_mask,
sizeof(struct rte_flow_item_eth),
- error);
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
return ret;
}
ret = mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
(const uint8_t *)&nic_mask,
sizeof(struct rte_flow_item_vlan),
- error);
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
if (ret)
return ret;
if (!tunnel && mask->tci != RTE_BE16(0x0fff)) {
* @param[in] acc_mask
* Acceptable mask, if NULL default internal default mask
* will be used to check whether item fields are supported.
+ * @param[in] range_accepted
+ * True if range of values is accepted for specific fields, false otherwise.
* @param[out] error
* Pointer to error structure.
*
uint64_t last_item,
uint16_t ether_type,
const struct rte_flow_item_ipv4 *acc_mask,
+ bool range_accepted,
struct rte_flow_error *error)
{
const struct rte_flow_item_ipv4 *mask = item->mask;
acc_mask ? (const uint8_t *)acc_mask
: (const uint8_t *)&nic_mask,
sizeof(struct rte_flow_item_ipv4),
- error);
+ range_accepted, error);
if (ret < 0)
return ret;
return 0;
RTE_FLOW_ERROR_TYPE_ITEM, item,
"IPv6 cannot follow L2/VLAN layer "
"which ether type is not IPv6");
+ if (mask && mask->hdr.proto == UINT8_MAX && spec)
+ next_proto = spec->hdr.proto;
if (item_flags & MLX5_FLOW_LAYER_IPV6_ENCAP) {
- if (mask && spec)
- next_proto = mask->hdr.proto & spec->hdr.proto;
if (next_proto == IPPROTO_IPIP || next_proto == IPPROTO_IPV6)
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM,
"multiple tunnel "
"not supported");
}
+ if (next_proto == IPPROTO_HOPOPTS ||
+ next_proto == IPPROTO_ROUTING ||
+ next_proto == IPPROTO_FRAGMENT ||
+ next_proto == IPPROTO_ESP ||
+ next_proto == IPPROTO_AH ||
+ next_proto == IPPROTO_DSTOPTS)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "IPv6 proto (next header) should "
+ "not be set as extension header");
if (item_flags & MLX5_FLOW_LAYER_IPIP)
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM, item,
acc_mask ? (const uint8_t *)acc_mask
: (const uint8_t *)&nic_mask,
sizeof(struct rte_flow_item_ipv6),
- error);
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
if (ret < 0)
return ret;
return 0;
ret = mlx5_flow_item_acceptable
(item, (const uint8_t *)mask,
(const uint8_t *)&rte_flow_item_udp_mask,
- sizeof(struct rte_flow_item_udp), error);
+ sizeof(struct rte_flow_item_udp), MLX5_ITEM_RANGE_NOT_ACCEPTED,
+ error);
if (ret < 0)
return ret;
return 0;
ret = mlx5_flow_item_acceptable
(item, (const uint8_t *)mask,
(const uint8_t *)flow_mask,
- sizeof(struct rte_flow_item_tcp), error);
+ sizeof(struct rte_flow_item_tcp), MLX5_ITEM_RANGE_NOT_ACCEPTED,
+ error);
if (ret < 0)
return ret;
return 0;
(item, (const uint8_t *)mask,
(const uint8_t *)&rte_flow_item_vxlan_mask,
sizeof(struct rte_flow_item_vxlan),
- error);
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
if (ret < 0)
return ret;
if (spec) {
(item, (const uint8_t *)mask,
(const uint8_t *)&rte_flow_item_vxlan_gpe_mask,
sizeof(struct rte_flow_item_vxlan_gpe),
- error);
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
if (ret < 0)
return ret;
if (spec) {
ret = mlx5_flow_item_acceptable
(item, (const uint8_t *)mask,
(const uint8_t *)&gre_key_default_mask,
- sizeof(rte_be32_t), error);
+ sizeof(rte_be32_t), MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
return ret;
}
ret = mlx5_flow_item_acceptable
(item, (const uint8_t *)mask,
(const uint8_t *)&nic_mask,
- sizeof(struct rte_flow_item_gre), error);
+ sizeof(struct rte_flow_item_gre), MLX5_ITEM_RANGE_NOT_ACCEPTED,
+ error);
if (ret < 0)
return ret;
#ifndef HAVE_MLX5DV_DR
ret = mlx5_flow_item_acceptable
(item, (const uint8_t *)mask,
(const uint8_t *)&nic_mask,
- sizeof(struct rte_flow_item_geneve), error);
+ sizeof(struct rte_flow_item_geneve),
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
if (ret)
return ret;
if (spec) {
}
/**
- * Validate MPLS item.
+ * Validate Geneve TLV option item.
*
- * @param[in] dev
- * Pointer to the rte_eth_dev structure.
* @param[in] item
* Item specification.
- * @param[in] item_flags
- * Bit-fields that holds the items detected until now.
- * @param[in] prev_layer
- * The protocol layer indicated in previous item.
+ * @param[in] last_item
+ * Previous validated item in the pattern items.
+ * @param[in] geneve_item
+ * Previous GENEVE item specification.
+ * @param[in] dev
+ * Pointer to the rte_eth_dev structure.
* @param[out] error
* Pointer to error structure.
*
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
int
-mlx5_flow_validate_item_mpls(struct rte_eth_dev *dev __rte_unused,
- const struct rte_flow_item *item __rte_unused,
- uint64_t item_flags __rte_unused,
- uint64_t prev_layer __rte_unused,
- struct rte_flow_error *error)
+mlx5_flow_validate_item_geneve_opt(const struct rte_flow_item *item,
+ uint64_t last_item,
+ const struct rte_flow_item *geneve_item,
+ struct rte_eth_dev *dev,
+ struct rte_flow_error *error)
{
-#ifdef HAVE_IBV_DEVICE_MPLS_SUPPORT
- const struct rte_flow_item_mpls *mask = item->mask;
struct mlx5_priv *priv = dev->data->dev_private;
- int ret;
+ struct mlx5_dev_ctx_shared *sh = priv->sh;
+ struct mlx5_geneve_tlv_option_resource *geneve_opt_resource;
+ struct mlx5_hca_attr *hca_attr = &priv->config.hca_attr;
+ uint8_t data_max_supported =
+ hca_attr->max_geneve_tlv_option_data_len * 4;
+ struct mlx5_dev_config *config = &priv->config;
+ const struct rte_flow_item_geneve *geneve_spec;
+ const struct rte_flow_item_geneve *geneve_mask;
+ const struct rte_flow_item_geneve_opt *spec = item->spec;
+ const struct rte_flow_item_geneve_opt *mask = item->mask;
+ unsigned int i;
+ unsigned int data_len;
+ uint8_t tlv_option_len;
+ uint16_t optlen_m, optlen_v;
+ const struct rte_flow_item_geneve_opt full_mask = {
+ .option_class = RTE_BE16(0xffff),
+ .option_type = 0xff,
+ .option_len = 0x1f,
+ };
- if (!priv->config.mpls_en)
- return rte_flow_error_set(error, ENOTSUP,
- RTE_FLOW_ERROR_TYPE_ITEM, item,
- "MPLS not supported or"
- " disabled in firmware"
- " configuration.");
- /* MPLS over IP, UDP, GRE is allowed */
- if (!(prev_layer & (MLX5_FLOW_LAYER_OUTER_L3 |
- MLX5_FLOW_LAYER_OUTER_L4_UDP |
- MLX5_FLOW_LAYER_GRE)))
- return rte_flow_error_set(error, EINVAL,
- RTE_FLOW_ERROR_TYPE_ITEM, item,
- "protocol filtering not compatible"
- " with MPLS layer");
- /* Multi-tunnel isn't allowed but MPLS over GRE is an exception. */
- if ((item_flags & MLX5_FLOW_LAYER_TUNNEL) &&
- !(item_flags & MLX5_FLOW_LAYER_GRE))
- return rte_flow_error_set(error, ENOTSUP,
- RTE_FLOW_ERROR_TYPE_ITEM, item,
+ if (!mask)
+ mask = &rte_flow_item_geneve_opt_mask;
+ if (!spec)
+ return rte_flow_error_set
+ (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Geneve TLV opt class/type/length must be specified");
+ if ((uint32_t)spec->option_len > MLX5_GENEVE_OPTLEN_MASK)
+ return rte_flow_error_set
+ (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Geneve TLV opt length exceeeds the limit (31)");
+ /* Check if class type and length masks are full. */
+ if (full_mask.option_class != mask->option_class ||
+ full_mask.option_type != mask->option_type ||
+ full_mask.option_len != (mask->option_len & full_mask.option_len))
+ return rte_flow_error_set
+ (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Geneve TLV opt class/type/length masks must be full");
+ /* Check if length is supported */
+ if ((uint32_t)spec->option_len >
+ config->hca_attr.max_geneve_tlv_option_data_len)
+ return rte_flow_error_set
+ (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Geneve TLV opt length not supported");
+ if (config->hca_attr.max_geneve_tlv_options > 1)
+ DRV_LOG(DEBUG,
+ "max_geneve_tlv_options supports more than 1 option");
+ /* Check GENEVE item preceding. */
+ if (!geneve_item || !(last_item & MLX5_FLOW_LAYER_GENEVE))
+ return rte_flow_error_set
+ (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Geneve opt item must be preceded with Geneve item");
+ geneve_spec = geneve_item->spec;
+ geneve_mask = geneve_item->mask ? geneve_item->mask :
+ &rte_flow_item_geneve_mask;
+ /* Check if GENEVE TLV option size doesn't exceed option length */
+ if (geneve_spec && (geneve_mask->ver_opt_len_o_c_rsvd0 ||
+ geneve_spec->ver_opt_len_o_c_rsvd0)) {
+ tlv_option_len = spec->option_len & mask->option_len;
+ optlen_v = rte_be_to_cpu_16(geneve_spec->ver_opt_len_o_c_rsvd0);
+ optlen_v = MLX5_GENEVE_OPTLEN_VAL(optlen_v);
+ optlen_m = rte_be_to_cpu_16(geneve_mask->ver_opt_len_o_c_rsvd0);
+ optlen_m = MLX5_GENEVE_OPTLEN_VAL(optlen_m);
+ if ((optlen_v & optlen_m) <= tlv_option_len)
+ return rte_flow_error_set
+ (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "GENEVE TLV option length exceeds optlen");
+ }
+ /* Check if length is 0 or data is 0. */
+ if (spec->data == NULL || spec->option_len == 0)
+ return rte_flow_error_set
+ (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Geneve TLV opt with zero data/length not supported");
+ /* Check not all data & mask are 0. */
+ data_len = spec->option_len * 4;
+ if (mask->data == NULL) {
+ for (i = 0; i < data_len; i++)
+ if (spec->data[i])
+ break;
+ if (i == data_len)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Can't match on Geneve option data 0");
+ } else {
+ for (i = 0; i < data_len; i++)
+ if (spec->data[i] & mask->data[i])
+ break;
+ if (i == data_len)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Can't match on Geneve option data and mask 0");
+ /* Check data mask supported. */
+ for (i = data_max_supported; i < data_len ; i++)
+ if (mask->data[i])
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Data mask is of unsupported size");
+ }
+ /* Check GENEVE option is supported in NIC. */
+ if (!config->hca_attr.geneve_tlv_opt)
+ return rte_flow_error_set
+ (error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Geneve TLV opt not supported");
+ /* Check if we already have geneve option with different type/class. */
+ rte_spinlock_lock(&sh->geneve_tlv_opt_sl);
+ geneve_opt_resource = sh->geneve_tlv_option_resource;
+ if (geneve_opt_resource != NULL)
+ if (geneve_opt_resource->option_class != spec->option_class ||
+ geneve_opt_resource->option_type != spec->option_type ||
+ geneve_opt_resource->length != spec->option_len) {
+ rte_spinlock_unlock(&sh->geneve_tlv_opt_sl);
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "Only one Geneve TLV option supported");
+ }
+ rte_spinlock_unlock(&sh->geneve_tlv_opt_sl);
+ return 0;
+}
+
+/**
+ * Validate MPLS item.
+ *
+ * @param[in] dev
+ * Pointer to the rte_eth_dev structure.
+ * @param[in] item
+ * Item specification.
+ * @param[in] item_flags
+ * Bit-fields that holds the items detected until now.
+ * @param[in] prev_layer
+ * The protocol layer indicated in previous item.
+ * @param[out] error
+ * Pointer to error structure.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_flow_validate_item_mpls(struct rte_eth_dev *dev __rte_unused,
+ const struct rte_flow_item *item __rte_unused,
+ uint64_t item_flags __rte_unused,
+ uint64_t prev_layer __rte_unused,
+ struct rte_flow_error *error)
+{
+#ifdef HAVE_IBV_DEVICE_MPLS_SUPPORT
+ const struct rte_flow_item_mpls *mask = item->mask;
+ struct mlx5_priv *priv = dev->data->dev_private;
+ int ret;
+
+ if (!priv->config.mpls_en)
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "MPLS not supported or"
+ " disabled in firmware"
+ " configuration.");
+ /* MPLS over IP, UDP, GRE is allowed */
+ if (!(prev_layer & (MLX5_FLOW_LAYER_OUTER_L3 |
+ MLX5_FLOW_LAYER_OUTER_L4_UDP |
+ MLX5_FLOW_LAYER_GRE |
+ MLX5_FLOW_LAYER_GRE_KEY)))
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "protocol filtering not compatible"
+ " with MPLS layer");
+ /* Multi-tunnel isn't allowed but MPLS over GRE is an exception. */
+ if ((item_flags & MLX5_FLOW_LAYER_TUNNEL) &&
+ !(item_flags & MLX5_FLOW_LAYER_GRE))
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
"multiple tunnel layers not"
" supported");
if (!mask)
ret = mlx5_flow_item_acceptable
(item, (const uint8_t *)mask,
(const uint8_t *)&rte_flow_item_mpls_mask,
- sizeof(struct rte_flow_item_mpls), error);
+ sizeof(struct rte_flow_item_mpls),
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
if (ret < 0)
return ret;
return 0;
ret = mlx5_flow_item_acceptable
(item, (const uint8_t *)mask,
(const uint8_t *)&rte_flow_item_nvgre_mask,
- sizeof(struct rte_flow_item_nvgre), error);
+ sizeof(struct rte_flow_item_nvgre),
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
if (ret < 0)
return ret;
return 0;
MLX5_FLOW_LAYER_OUTER_VLAN);
struct rte_flow_item_ecpri mask_lo;
+ if (!(last_item & outer_l2_vlan) &&
+ last_item != MLX5_FLOW_LAYER_OUTER_L4_UDP)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ITEM, item,
+ "eCPRI can only follow L2/VLAN layer or UDP layer");
if ((last_item & outer_l2_vlan) && ether_type &&
ether_type != RTE_ETHER_TYPE_ECPRI)
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM, item,
- "eCPRI cannot follow L2/VLAN layer "
- "which ether type is not 0xAEFE.");
+ "eCPRI cannot follow L2/VLAN layer which ether type is not 0xAEFE");
if (item_flags & MLX5_FLOW_LAYER_TUNNEL)
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM, item,
- "eCPRI with tunnel is not supported "
- "right now.");
+ "eCPRI with tunnel is not supported right now");
if (item_flags & MLX5_FLOW_LAYER_OUTER_L3)
return rte_flow_error_set(error, ENOTSUP,
RTE_FLOW_ERROR_TYPE_ITEM, item,
else if (item_flags & MLX5_FLOW_LAYER_OUTER_L4_TCP)
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM, item,
- "eCPRI cannot follow a TCP layer.");
+ "eCPRI cannot coexist with a TCP layer");
/* In specification, eCPRI could be over UDP layer. */
else if (item_flags & MLX5_FLOW_LAYER_OUTER_L4_UDP)
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM, item,
- "eCPRI over UDP layer is not yet "
- "supported right now.");
+ "eCPRI over UDP layer is not yet supported right now");
/* Mask for type field in common header could be zero. */
if (!mask)
mask = &rte_flow_item_ecpri_mask;
if (mask_lo.hdr.common.type != 0 && mask_lo.hdr.common.type != 0xff)
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM_MASK, mask,
- "partial mask is not supported "
- "for protocol");
+ "partial mask is not supported for protocol");
else if (mask_lo.hdr.common.type == 0 && mask->hdr.dummy[0] != 0)
return rte_flow_error_set(error, EINVAL,
RTE_FLOW_ERROR_TYPE_ITEM_MASK, mask,
- "message header mask must be after "
- "a type mask");
+ "message header mask must be after a type mask");
return mlx5_flow_item_acceptable(item, (const uint8_t *)mask,
acc_mask ? (const uint8_t *)acc_mask
: (const uint8_t *)&nic_mask,
sizeof(struct rte_flow_item_ecpri),
- error);
-}
-
-/* Allocate unique ID for the split Q/RSS subflows. */
-static uint32_t
-flow_qrss_get_id(struct rte_eth_dev *dev)
-{
- struct mlx5_priv *priv = dev->data->dev_private;
- uint32_t qrss_id, ret;
-
- ret = mlx5_flow_id_get(priv->qrss_id_pool, &qrss_id);
- if (ret)
- return 0;
- MLX5_ASSERT(qrss_id);
- return qrss_id;
-}
-
-/* Free unique ID for the split Q/RSS subflows. */
-static void
-flow_qrss_free_id(struct rte_eth_dev *dev, uint32_t qrss_id)
-{
- struct mlx5_priv *priv = dev->data->dev_private;
-
- if (qrss_id)
- mlx5_flow_id_release(priv->qrss_id_pool, qrss_id);
+ MLX5_ITEM_RANGE_NOT_ACCEPTED, error);
}
/**
SILIST_FOREACH(priv->sh->ipool[MLX5_IPOOL_MLX5_FLOW], flow->dev_handles,
handle_idx, dev_handle, next)
if (dev_handle->split_flow_id)
- flow_qrss_free_id(dev, dev_handle->split_flow_id);
+ mlx5_ipool_free(priv->sh->ipool
+ [MLX5_IPOOL_RSS_EXPANTION_FLOW_ID],
+ dev_handle->split_flow_id);
}
static int
RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL, NULL);
}
+static int
+flow_null_sync_domain(struct rte_eth_dev *dev __rte_unused,
+ uint32_t domains __rte_unused,
+ uint32_t flags __rte_unused)
+{
+ return 0;
+}
+
/* Void driver to protect from null pointer reference. */
const struct mlx5_flow_driver_ops mlx5_flow_null_drv_ops = {
.validate = flow_null_validate,
.remove = flow_null_remove,
.destroy = flow_null_destroy,
.query = flow_null_query,
+ .sync_domain = flow_null_sync_domain,
};
/**
return fops->apply(dev, flow, error);
}
-/**
- * Flow driver remove API. This abstracts calling driver specific functions.
- * Parent flow (rte_flow) should have driver type (drv_type). It removes a flow
- * on device. All the resources of the flow should be freed by calling
- * flow_drv_destroy().
- *
- * @param[in] dev
- * Pointer to Ethernet device.
- * @param[in, out] flow
- * Pointer to flow structure.
- */
-static inline void
-flow_drv_remove(struct rte_eth_dev *dev, struct rte_flow *flow)
-{
- const struct mlx5_flow_driver_ops *fops;
- enum mlx5_flow_drv_type type = flow->drv_type;
-
- MLX5_ASSERT(type > MLX5_FLOW_TYPE_MIN && type < MLX5_FLOW_TYPE_MAX);
- fops = flow_get_drv_ops(type);
- fops->remove(dev, flow);
-}
-
/**
* Flow driver destroy API. This abstracts calling driver specific functions.
* Parent flow (rte_flow) should have driver type (drv_type). It removes a flow
static const struct rte_flow_action_rss*
flow_get_rss_action(const struct rte_flow_action actions[])
{
+ const struct rte_flow_action_rss *rss = NULL;
+
for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
switch (actions->type) {
case RTE_FLOW_ACTION_TYPE_RSS:
- return (const struct rte_flow_action_rss *)
- actions->conf;
+ rss = actions->conf;
+ break;
+ case RTE_FLOW_ACTION_TYPE_SAMPLE:
+ {
+ const struct rte_flow_action_sample *sample =
+ actions->conf;
+ const struct rte_flow_action *act = sample->actions;
+ for (; act->type != RTE_FLOW_ACTION_TYPE_END; act++)
+ if (act->type == RTE_FLOW_ACTION_TYPE_RSS)
+ rss = act->conf;
+ break;
+ }
default:
break;
}
}
- return NULL;
+ return rss;
+}
+
+/**
+ * Get ASO age action by index.
+ *
+ * @param[in] dev
+ * Pointer to the Ethernet device structure.
+ * @param[in] age_idx
+ * Index to the ASO age action.
+ *
+ * @return
+ * The specified ASO age action.
+ */
+struct mlx5_aso_age_action*
+flow_aso_age_get_by_idx(struct rte_eth_dev *dev, uint32_t age_idx)
+{
+ uint16_t pool_idx = age_idx & UINT16_MAX;
+ 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];
+
+ return &pool->actions[offset - 1];
+}
+
+/* maps indirect action to translated direct in some actions array */
+struct mlx5_translated_action_handle {
+ struct rte_flow_action_handle *action; /**< Indirect action handle. */
+ int index; /**< Index in related array of rte_flow_action. */
+};
+
+/**
+ * Translates actions of type RTE_FLOW_ACTION_TYPE_INDIRECT to related
+ * direct action if translation possible.
+ * This functionality used to run same execution path for both direct and
+ * indirect actions on flow create. All necessary preparations for indirect
+ * action handling should be performed on *handle* actions list returned
+ * from this call.
+ *
+ * @param[in] dev
+ * Pointer to Ethernet device.
+ * @param[in] actions
+ * List of actions to translate.
+ * @param[out] handle
+ * List to store translated indirect action object handles.
+ * @param[in, out] indir_n
+ * Size of *handle* array. On return should be updated with number of
+ * indirect actions retrieved from the *actions* list.
+ * @param[out] translated_actions
+ * List of actions where all indirect actions were translated to direct
+ * if possible. NULL if no translation took place.
+ * @param[out] error
+ * Pointer to the error structure.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+static int
+flow_action_handles_translate(struct rte_eth_dev *dev,
+ const struct rte_flow_action actions[],
+ struct mlx5_translated_action_handle *handle,
+ int *indir_n,
+ struct rte_flow_action **translated_actions,
+ struct rte_flow_error *error)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct rte_flow_action *translated = NULL;
+ size_t actions_size;
+ int n;
+ int copied_n = 0;
+ struct mlx5_translated_action_handle *handle_end = NULL;
+
+ for (n = 0; actions[n].type != RTE_FLOW_ACTION_TYPE_END; n++) {
+ if (actions[n].type != RTE_FLOW_ACTION_TYPE_INDIRECT)
+ continue;
+ if (copied_n == *indir_n) {
+ return rte_flow_error_set
+ (error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION_NUM,
+ NULL, "too many shared actions");
+ }
+ rte_memcpy(&handle[copied_n].action, &actions[n].conf,
+ sizeof(actions[n].conf));
+ handle[copied_n].index = n;
+ copied_n++;
+ }
+ n++;
+ *indir_n = copied_n;
+ if (!copied_n)
+ return 0;
+ actions_size = sizeof(struct rte_flow_action) * n;
+ translated = mlx5_malloc(MLX5_MEM_ZERO, actions_size, 0, SOCKET_ID_ANY);
+ if (!translated) {
+ rte_errno = ENOMEM;
+ return -ENOMEM;
+ }
+ memcpy(translated, actions, actions_size);
+ for (handle_end = handle + copied_n; handle < handle_end; handle++) {
+ struct mlx5_shared_action_rss *shared_rss;
+ uint32_t act_idx = (uint32_t)(uintptr_t)handle->action;
+ uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
+ uint32_t idx = act_idx &
+ ((1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET) - 1);
+
+ switch (type) {
+ case MLX5_INDIRECT_ACTION_TYPE_RSS:
+ shared_rss = mlx5_ipool_get
+ (priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS], idx);
+ translated[handle->index].type =
+ RTE_FLOW_ACTION_TYPE_RSS;
+ translated[handle->index].conf =
+ &shared_rss->origin;
+ break;
+ case MLX5_INDIRECT_ACTION_TYPE_AGE:
+ if (priv->sh->flow_hit_aso_en) {
+ translated[handle->index].type =
+ (enum rte_flow_action_type)
+ MLX5_RTE_FLOW_ACTION_TYPE_AGE;
+ translated[handle->index].conf =
+ (void *)(uintptr_t)idx;
+ break;
+ }
+ /* Fall-through */
+ default:
+ mlx5_free(translated);
+ return rte_flow_error_set
+ (error, EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
+ NULL, "invalid indirect action type");
+ }
+ }
+ *translated_actions = translated;
+ return 0;
+}
+
+/**
+ * Get Shared RSS action from the action list.
+ *
+ * @param[in] dev
+ * Pointer to Ethernet device.
+ * @param[in] shared
+ * Pointer to the list of actions.
+ * @param[in] shared_n
+ * Actions list length.
+ *
+ * @return
+ * The MLX5 RSS action ID if exists, otherwise return 0.
+ */
+static uint32_t
+flow_get_shared_rss_action(struct rte_eth_dev *dev,
+ struct mlx5_translated_action_handle *handle,
+ int shared_n)
+{
+ struct mlx5_translated_action_handle *handle_end;
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_shared_action_rss *shared_rss;
+
+
+ for (handle_end = handle + shared_n; handle < handle_end; handle++) {
+ uint32_t act_idx = (uint32_t)(uintptr_t)handle->action;
+ uint32_t type = act_idx >> MLX5_INDIRECT_ACTION_TYPE_OFFSET;
+ uint32_t idx = act_idx &
+ ((1u << MLX5_INDIRECT_ACTION_TYPE_OFFSET) - 1);
+ switch (type) {
+ case MLX5_INDIRECT_ACTION_TYPE_RSS:
+ shared_rss = mlx5_ipool_get
+ (priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
+ idx);
+ __atomic_add_fetch(&shared_rss->refcnt, 1,
+ __ATOMIC_RELAXED);
+ return idx;
+ default:
+ break;
+ }
+ }
+ return 0;
}
static unsigned int
}
/**
- * Check if the flow should be splited due to hairpin.
+ * Check if the flow should be split due to hairpin.
* The reason for the split is that in current HW we can't
- * support encap on Rx, so if a flow have encap we move it
- * to Tx.
+ * support encap and push-vlan on Rx, so if a flow contains
+ * these actions we move it to Tx.
*
* @param dev
* Pointer to Ethernet device.
{
int queue_action = 0;
int action_n = 0;
- int encap = 0;
+ int split = 0;
const struct rte_flow_action_queue *queue;
const struct rte_flow_action_rss *rss;
const struct rte_flow_action_raw_encap *raw_encap;
+ const struct rte_eth_hairpin_conf *conf;
if (!attr->ingress)
return 0;
queue = actions->conf;
if (queue == NULL)
return 0;
- if (mlx5_rxq_get_type(dev, queue->index) !=
- MLX5_RXQ_TYPE_HAIRPIN)
+ conf = mlx5_rxq_get_hairpin_conf(dev, queue->index);
+ if (conf == NULL || conf->tx_explicit != 0)
return 0;
queue_action = 1;
action_n++;
rss = actions->conf;
if (rss == NULL || rss->queue_num == 0)
return 0;
- if (mlx5_rxq_get_type(dev, rss->queue[0]) !=
- MLX5_RXQ_TYPE_HAIRPIN)
+ conf = mlx5_rxq_get_hairpin_conf(dev, rss->queue[0]);
+ if (conf == NULL || conf->tx_explicit != 0)
return 0;
queue_action = 1;
action_n++;
break;
case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
case RTE_FLOW_ACTION_TYPE_NVGRE_ENCAP:
- encap = 1;
+ case RTE_FLOW_ACTION_TYPE_OF_PUSH_VLAN:
+ case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID:
+ case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP:
+ split++;
action_n++;
break;
case RTE_FLOW_ACTION_TYPE_RAW_ENCAP:
raw_encap = actions->conf;
- if (raw_encap->size >
- (sizeof(struct rte_flow_item_eth) +
- sizeof(struct rte_flow_item_ipv4)))
- encap = 1;
+ if (raw_encap->size > MLX5_ENCAPSULATION_DECISION_SIZE)
+ split++;
action_n++;
break;
default:
break;
}
}
- if (encap == 1 && queue_action)
+ if (split && queue_action)
return action_n;
return 0;
}
flow_list_destroy(struct rte_eth_dev *dev, uint32_t *list,
uint32_t flow_idx);
-/**
- * Add a flow of copying flow metadata registers in RX_CP_TBL.
- *
- * As mark_id is unique, if there's already a registered flow for the mark_id,
- * return by increasing the reference counter of the resource. Otherwise, create
- * the resource (mcp_res) and flow.
- *
- * Flow looks like,
- * - If ingress port is ANY and reg_c[1] is mark_id,
- * flow_tag := mark_id, reg_b := reg_c[0] and jump to RX_ACT_TBL.
- *
- * For default flow (zero mark_id), flow is like,
- * - If ingress port is ANY,
- * reg_b := reg_c[0] and jump to RX_ACT_TBL.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @param mark_id
- * ID of MARK action, zero means default flow for META.
- * @param[out] error
- * Perform verbose error reporting if not NULL.
- *
- * @return
- * Associated resource on success, NULL otherwise and rte_errno is set.
- */
-static struct mlx5_flow_mreg_copy_resource *
-flow_mreg_add_copy_action(struct rte_eth_dev *dev, uint32_t mark_id,
- struct rte_flow_error *error)
+int
+flow_dv_mreg_match_cb(struct mlx5_hlist *list __rte_unused,
+ struct mlx5_hlist_entry *entry,
+ uint64_t key, void *cb_ctx __rte_unused)
+{
+ struct mlx5_flow_mreg_copy_resource *mcp_res =
+ container_of(entry, typeof(*mcp_res), hlist_ent);
+
+ return mcp_res->mark_id != key;
+}
+
+struct mlx5_hlist_entry *
+flow_dv_mreg_create_cb(struct mlx5_hlist *list, uint64_t key,
+ void *cb_ctx)
{
+ struct rte_eth_dev *dev = list->ctx;
struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_flow_cb_ctx *ctx = cb_ctx;
+ struct mlx5_flow_mreg_copy_resource *mcp_res;
+ struct rte_flow_error *error = ctx->error;
+ uint32_t idx = 0;
+ int ret;
+ uint32_t mark_id = key;
struct rte_flow_attr attr = {
.group = MLX5_FLOW_MREG_CP_TABLE_GROUP,
.ingress = 1,
};
struct mlx5_flow_action_copy_mreg cp_mreg = {
.dst = REG_B,
- .src = 0,
+ .src = REG_NON,
};
struct rte_flow_action_jump jump = {
.group = MLX5_FLOW_MREG_ACT_TABLE_GROUP,
struct rte_flow_action actions[] = {
[3] = { .type = RTE_FLOW_ACTION_TYPE_END, },
};
- struct mlx5_flow_mreg_copy_resource *mcp_res;
- uint32_t idx = 0;
- int ret;
/* Fill the register fileds in the flow. */
ret = mlx5_flow_get_reg_id(dev, MLX5_FLOW_MARK, 0, error);
if (ret < 0)
return NULL;
cp_mreg.src = ret;
- /* Check if already registered. */
- MLX5_ASSERT(priv->mreg_cp_tbl);
- mcp_res = (void *)mlx5_hlist_lookup(priv->mreg_cp_tbl, mark_id);
- if (mcp_res) {
- /* For non-default rule. */
- if (mark_id != MLX5_DEFAULT_COPY_ID)
- mcp_res->refcnt++;
- MLX5_ASSERT(mark_id != MLX5_DEFAULT_COPY_ID ||
- mcp_res->refcnt == 1);
- return mcp_res;
- }
/* Provide the full width of FLAG specific value. */
if (mark_id == (priv->sh->dv_regc0_mask & MLX5_FLOW_MARK_DEFAULT))
tag_spec.data = MLX5_FLOW_MARK_DEFAULT;
};
} else {
/* Default rule, wildcard match. */
- attr.priority = MLX5_FLOW_PRIO_RSVD;
+ attr.priority = MLX5_FLOW_LOWEST_PRIO_INDICATOR;
items[0] = (struct rte_flow_item){
.type = RTE_FLOW_ITEM_TYPE_END,
};
return NULL;
}
mcp_res->idx = idx;
+ mcp_res->mark_id = mark_id;
/*
* The copy Flows are not included in any list. There
* ones are referenced from other Flows and can not
*/
mcp_res->rix_flow = flow_list_create(dev, NULL, &attr, items,
actions, false, error);
- if (!mcp_res->rix_flow)
- goto error;
- mcp_res->refcnt++;
- mcp_res->hlist_ent.key = mark_id;
- ret = mlx5_hlist_insert(priv->mreg_cp_tbl,
- &mcp_res->hlist_ent);
- MLX5_ASSERT(!ret);
- if (ret)
- goto error;
- return mcp_res;
-error:
- if (mcp_res->rix_flow)
- flow_list_destroy(dev, NULL, mcp_res->rix_flow);
- mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_MCP], mcp_res->idx);
- return NULL;
+ if (!mcp_res->rix_flow) {
+ mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_MCP], idx);
+ return NULL;
+ }
+ return &mcp_res->hlist_ent;
}
/**
- * Release flow in RX_CP_TBL.
+ * Add a flow of copying flow metadata registers in RX_CP_TBL.
+ *
+ * As mark_id is unique, if there's already a registered flow for the mark_id,
+ * return by increasing the reference counter of the resource. Otherwise, create
+ * the resource (mcp_res) and flow.
+ *
+ * Flow looks like,
+ * - If ingress port is ANY and reg_c[1] is mark_id,
+ * flow_tag := mark_id, reg_b := reg_c[0] and jump to RX_ACT_TBL.
+ *
+ * For default flow (zero mark_id), flow is like,
+ * - If ingress port is ANY,
+ * reg_b := reg_c[0] and jump to RX_ACT_TBL.
*
* @param dev
* Pointer to Ethernet device.
- * @flow
- * Parent flow for wich copying is provided.
+ * @param mark_id
+ * ID of MARK action, zero means default flow for META.
+ * @param[out] error
+ * Perform verbose error reporting if not NULL.
+ *
+ * @return
+ * Associated resource on success, NULL otherwise and rte_errno is set.
*/
-static void
-flow_mreg_del_copy_action(struct rte_eth_dev *dev,
- struct rte_flow *flow)
+static struct mlx5_flow_mreg_copy_resource *
+flow_mreg_add_copy_action(struct rte_eth_dev *dev, uint32_t mark_id,
+ struct rte_flow_error *error)
{
- struct mlx5_flow_mreg_copy_resource *mcp_res;
struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_hlist_entry *entry;
+ struct mlx5_flow_cb_ctx ctx = {
+ .dev = dev,
+ .error = error,
+ };
- if (!flow->rix_mreg_copy)
- return;
- mcp_res = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_MCP],
- flow->rix_mreg_copy);
- if (!mcp_res || !priv->mreg_cp_tbl)
- return;
- if (flow->copy_applied) {
- MLX5_ASSERT(mcp_res->appcnt);
- flow->copy_applied = 0;
- --mcp_res->appcnt;
- if (!mcp_res->appcnt) {
- struct rte_flow *mcp_flow = mlx5_ipool_get
- (priv->sh->ipool[MLX5_IPOOL_RTE_FLOW],
- mcp_res->rix_flow);
-
- if (mcp_flow)
- flow_drv_remove(dev, mcp_flow);
- }
- }
- /*
- * We do not check availability of metadata registers here,
- * because copy resources are not allocated in this case.
- */
- if (--mcp_res->refcnt)
- return;
- MLX5_ASSERT(mcp_res->rix_flow);
- flow_list_destroy(dev, NULL, mcp_res->rix_flow);
- mlx5_hlist_remove(priv->mreg_cp_tbl, &mcp_res->hlist_ent);
- mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_MCP], mcp_res->idx);
- flow->rix_mreg_copy = 0;
+ /* Check if already registered. */
+ MLX5_ASSERT(priv->mreg_cp_tbl);
+ entry = mlx5_hlist_register(priv->mreg_cp_tbl, mark_id, &ctx);
+ if (!entry)
+ return NULL;
+ return container_of(entry, struct mlx5_flow_mreg_copy_resource,
+ hlist_ent);
}
-/**
- * Start flow in RX_CP_TBL.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @flow
- * Parent flow for wich copying is provided.
- *
- * @return
- * 0 on success, a negative errno value otherwise and rte_errno is set.
- */
-static int
-flow_mreg_start_copy_action(struct rte_eth_dev *dev,
- struct rte_flow *flow)
+void
+flow_dv_mreg_remove_cb(struct mlx5_hlist *list, struct mlx5_hlist_entry *entry)
{
- struct mlx5_flow_mreg_copy_resource *mcp_res;
+ struct mlx5_flow_mreg_copy_resource *mcp_res =
+ container_of(entry, typeof(*mcp_res), hlist_ent);
+ struct rte_eth_dev *dev = list->ctx;
struct mlx5_priv *priv = dev->data->dev_private;
- int ret;
- if (!flow->rix_mreg_copy || flow->copy_applied)
- return 0;
- mcp_res = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_MCP],
- flow->rix_mreg_copy);
- if (!mcp_res)
- return 0;
- if (!mcp_res->appcnt) {
- struct rte_flow *mcp_flow = mlx5_ipool_get
- (priv->sh->ipool[MLX5_IPOOL_RTE_FLOW],
- mcp_res->rix_flow);
-
- if (mcp_flow) {
- ret = flow_drv_apply(dev, mcp_flow, NULL);
- if (ret)
- return ret;
- }
- }
- ++mcp_res->appcnt;
- flow->copy_applied = 1;
- return 0;
+ MLX5_ASSERT(mcp_res->rix_flow);
+ flow_list_destroy(dev, NULL, mcp_res->rix_flow);
+ mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_MCP], mcp_res->idx);
}
/**
- * Stop flow in RX_CP_TBL.
+ * Release flow in RX_CP_TBL.
*
* @param dev
* Pointer to Ethernet device.
* Parent flow for wich copying is provided.
*/
static void
-flow_mreg_stop_copy_action(struct rte_eth_dev *dev,
- struct rte_flow *flow)
+flow_mreg_del_copy_action(struct rte_eth_dev *dev,
+ struct rte_flow *flow)
{
struct mlx5_flow_mreg_copy_resource *mcp_res;
struct mlx5_priv *priv = dev->data->dev_private;
- if (!flow->rix_mreg_copy || !flow->copy_applied)
+ if (!flow->rix_mreg_copy)
return;
mcp_res = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_MCP],
flow->rix_mreg_copy);
- if (!mcp_res)
+ if (!mcp_res || !priv->mreg_cp_tbl)
return;
- MLX5_ASSERT(mcp_res->appcnt);
- --mcp_res->appcnt;
- flow->copy_applied = 0;
- if (!mcp_res->appcnt) {
- struct rte_flow *mcp_flow = mlx5_ipool_get
- (priv->sh->ipool[MLX5_IPOOL_RTE_FLOW],
- mcp_res->rix_flow);
-
- if (mcp_flow)
- flow_drv_remove(dev, mcp_flow);
- }
+ MLX5_ASSERT(mcp_res->rix_flow);
+ mlx5_hlist_unregister(priv->mreg_cp_tbl, &mcp_res->hlist_ent);
+ flow->rix_mreg_copy = 0;
}
/**
* Remove the default copy action from RX_CP_TBL.
*
+ * This functions is called in the mlx5_dev_start(). No thread safe
+ * is guaranteed.
+ *
* @param dev
* Pointer to Ethernet device.
*/
static void
flow_mreg_del_default_copy_action(struct rte_eth_dev *dev)
{
- struct mlx5_flow_mreg_copy_resource *mcp_res;
+ struct mlx5_hlist_entry *entry;
struct mlx5_priv *priv = dev->data->dev_private;
/* Check if default flow is registered. */
if (!priv->mreg_cp_tbl)
return;
- mcp_res = (void *)mlx5_hlist_lookup(priv->mreg_cp_tbl,
- MLX5_DEFAULT_COPY_ID);
- if (!mcp_res)
+ entry = mlx5_hlist_lookup(priv->mreg_cp_tbl,
+ MLX5_DEFAULT_COPY_ID, NULL);
+ if (!entry)
return;
- MLX5_ASSERT(mcp_res->rix_flow);
- flow_list_destroy(dev, NULL, mcp_res->rix_flow);
- mlx5_hlist_remove(priv->mreg_cp_tbl, &mcp_res->hlist_ent);
- mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_MCP], mcp_res->idx);
+ mlx5_hlist_unregister(priv->mreg_cp_tbl, entry);
}
/**
* Add the default copy action in in RX_CP_TBL.
*
+ * This functions is called in the mlx5_dev_start(). No thread safe
+ * is guaranteed.
+ *
* @param dev
* Pointer to Ethernet device.
* @param[out] error
!mlx5_flow_ext_mreg_supported(dev) ||
!priv->sh->dv_regc0_mask)
return 0;
+ /*
+ * Add default mreg copy flow may be called multiple time, but
+ * only be called once in stop. Avoid register it twice.
+ */
+ if (mlx5_hlist_lookup(priv->mreg_cp_tbl, MLX5_DEFAULT_COPY_ID, NULL))
+ return 0;
mcp_res = flow_mreg_add_copy_action(dev, MLX5_DEFAULT_COPY_ID, error);
if (!mcp_res)
return -rte_errno;
if (!mcp_res)
return -rte_errno;
flow->rix_mreg_copy = mcp_res->idx;
- if (dev->data->dev_started) {
- mcp_res->appcnt++;
- flow->copy_applied = 1;
- }
return 0;
case RTE_FLOW_ACTION_TYPE_MARK:
mark = (const struct rte_flow_action_mark *)
if (!mcp_res)
return -rte_errno;
flow->rix_mreg_copy = mcp_res->idx;
- if (dev->data->dev_started) {
- mcp_res->appcnt++;
- flow->copy_applied = 1;
- }
return 0;
default:
break;
/**
* Split the hairpin flow.
- * Since HW can't support encap on Rx we move the encap to Tx.
+ * Since HW can't support encap and push-vlan on Rx, we move these
+ * actions to Tx.
* If the count action is after the encap then we also
* move the count action. in this case the count will also measure
* the outer bytes.
struct rte_flow_action actions_rx[],
struct rte_flow_action actions_tx[],
struct rte_flow_item pattern_tx[],
- uint32_t *flow_id)
+ uint32_t flow_id)
{
- struct mlx5_priv *priv = dev->data->dev_private;
const struct rte_flow_action_raw_encap *raw_encap;
const struct rte_flow_action_raw_decap *raw_decap;
struct mlx5_rte_flow_action_set_tag *set_tag;
char *addr;
int encap = 0;
- mlx5_flow_id_get(priv->sh->flow_id_pool, flow_id);
for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
switch (actions->type) {
case RTE_FLOW_ACTION_TYPE_VXLAN_ENCAP:
case RTE_FLOW_ACTION_TYPE_NVGRE_ENCAP:
+ case RTE_FLOW_ACTION_TYPE_OF_PUSH_VLAN:
+ case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_VID:
+ case RTE_FLOW_ACTION_TYPE_OF_SET_VLAN_PCP:
rte_memcpy(actions_tx, actions,
sizeof(struct rte_flow_action));
actions_tx++;
break;
case RTE_FLOW_ACTION_TYPE_RAW_ENCAP:
raw_encap = actions->conf;
- if (raw_encap->size >
- (sizeof(struct rte_flow_item_eth) +
- sizeof(struct rte_flow_item_ipv4))) {
+ if (raw_encap->size > MLX5_ENCAPSULATION_DECISION_SIZE) {
memcpy(actions_tx, actions,
sizeof(struct rte_flow_action));
actions_tx++;
break;
case RTE_FLOW_ACTION_TYPE_RAW_DECAP:
raw_decap = actions->conf;
- if (raw_decap->size <
- (sizeof(struct rte_flow_item_eth) +
- sizeof(struct rte_flow_item_ipv4))) {
+ if (raw_decap->size < MLX5_ENCAPSULATION_DECISION_SIZE) {
memcpy(actions_tx, actions,
sizeof(struct rte_flow_action));
actions_tx++;
actions_rx++;
set_tag = (void *)actions_rx;
set_tag->id = mlx5_flow_get_reg_id(dev, MLX5_HAIRPIN_RX, 0, NULL);
- MLX5_ASSERT(set_tag->id > REG_NONE);
- set_tag->data = *flow_id;
+ MLX5_ASSERT(set_tag->id > REG_NON);
+ set_tag->data = flow_id;
tag_action->conf = set_tag;
/* Create Tx item list. */
rte_memcpy(actions_tx, actions, sizeof(struct rte_flow_action));
item->type = (enum rte_flow_item_type)
MLX5_RTE_FLOW_ITEM_TYPE_TAG;
tag_item = (void *)addr;
- tag_item->data = *flow_id;
+ tag_item->data = flow_id;
tag_item->id = mlx5_flow_get_reg_id(dev, MLX5_HAIRPIN_TX, 0, NULL);
- MLX5_ASSERT(set_tag->id > REG_NONE);
+ MLX5_ASSERT(set_tag->id > REG_NON);
item->spec = tag_item;
addr += sizeof(struct mlx5_rte_flow_item_tag);
tag_item = (void *)addr;
tag_item->data = UINT32_MAX;
tag_item->id = UINT16_MAX;
item->mask = tag_item;
- addr += sizeof(struct mlx5_rte_flow_item_tag);
item->last = NULL;
item++;
item->type = RTE_FLOW_ITEM_TYPE_END;
* Parent flow structure pointer.
* @param[in, out] sub_flow
* Pointer to return the created subflow, may be NULL.
- * @param[in] prefix_layers
- * Prefix subflow layers, may be 0.
* @param[in] attr
* Flow rule attributes.
* @param[in] items
* Pattern specification (list terminated by the END pattern item).
* @param[in] actions
* Associated actions (list terminated by the END action).
- * @param[in] external
- * This flow rule is created by request external to PMD.
- * @param[in] flow_idx
- * This memory pool index to the flow.
+ * @param[in] flow_split_info
+ * Pointer to flow split info structure.
* @param[out] error
* Perform verbose error reporting if not NULL.
* @return
flow_create_split_inner(struct rte_eth_dev *dev,
struct rte_flow *flow,
struct mlx5_flow **sub_flow,
- uint64_t prefix_layers,
const struct rte_flow_attr *attr,
const struct rte_flow_item items[],
const struct rte_flow_action actions[],
- bool external, uint32_t flow_idx,
+ struct mlx5_flow_split_info *flow_split_info,
struct rte_flow_error *error)
{
struct mlx5_flow *dev_flow;
dev_flow = flow_drv_prepare(dev, flow, attr, items, actions,
- flow_idx, error);
+ flow_split_info->flow_idx, error);
if (!dev_flow)
return -rte_errno;
dev_flow->flow = flow;
- dev_flow->external = external;
+ dev_flow->external = flow_split_info->external;
+ dev_flow->skip_scale = flow_split_info->skip_scale;
/* Subflow object was created, we must include one in the list. */
SILIST_INSERT(&flow->dev_handles, dev_flow->handle_idx,
dev_flow->handle, next);
/*
* If dev_flow is as one of the suffix flow, some actions in suffix
- * flow may need some user defined item layer flags.
+ * flow may need some user defined item layer flags, and pass the
+ * Metadate rxq mark flag to suffix flow as well.
*/
- if (prefix_layers)
- dev_flow->handle->layers = prefix_layers;
+ if (flow_split_info->prefix_layers)
+ dev_flow->handle->layers = flow_split_info->prefix_layers;
+ if (flow_split_info->prefix_mark)
+ dev_flow->handle->mark = 1;
if (sub_flow)
*sub_flow = dev_flow;
return flow_drv_translate(dev, dev_flow, attr, items, actions, error);
struct rte_flow_action actions_sfx[],
struct rte_flow_action actions_pre[])
{
+ struct mlx5_priv *priv = dev->data->dev_private;
struct rte_flow_action *tag_action = NULL;
struct rte_flow_item *tag_item;
struct mlx5_rte_flow_action_set_tag *set_tag;
const struct rte_flow_action_raw_decap *raw_decap;
struct mlx5_rte_flow_item_tag *tag_spec;
struct mlx5_rte_flow_item_tag *tag_mask;
- uint32_t tag_id;
+ uint32_t tag_id = 0;
bool copy_vlan = false;
/* Prepare the actions for prefix and suffix flow. */
/* Set the tag. */
set_tag = (void *)actions_pre;
set_tag->id = mlx5_flow_get_reg_id(dev, MLX5_MTR_SFX, 0, &error);
- /*
- * Get the id from the qrss_pool to make qrss share the id with meter.
- */
- tag_id = flow_qrss_get_id(dev);
+ mlx5_ipool_malloc(priv->sh->ipool[MLX5_IPOOL_RSS_EXPANTION_FLOW_ID],
+ &tag_id);
+ if (tag_id >= (1 << (sizeof(tag_id) * 8 - MLX5_MTR_COLOR_BITS))) {
+ DRV_LOG(ERR, "Port %u meter flow id exceed max limit.",
+ dev->data->port_id);
+ mlx5_ipool_free(priv->sh->ipool
+ [MLX5_IPOOL_RSS_EXPANTION_FLOW_ID], tag_id);
+ return 0;
+ } else if (!tag_id) {
+ return 0;
+ }
set_tag->data = tag_id << MLX5_MTR_COLOR_BITS;
assert(tag_action);
tag_action->conf = set_tag;
const struct rte_flow_action *qrss,
int actions_n, struct rte_flow_error *error)
{
+ struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_rte_flow_action_set_tag *set_tag;
struct rte_flow_action_jump *jump;
const int qrss_idx = qrss - actions;
* representors) domain even if they have coinciding
* IDs.
*/
- flow_id = flow_qrss_get_id(dev);
+ mlx5_ipool_malloc(priv->sh->ipool
+ [MLX5_IPOOL_RSS_EXPANTION_FLOW_ID], &flow_id);
if (!flow_id)
return rte_flow_error_set(error, ENOMEM,
RTE_FLOW_ERROR_TYPE_ACTION,
return 0;
}
+/**
+ * Check the match action from the action list.
+ *
+ * @param[in] actions
+ * Pointer to the list of actions.
+ * @param[in] attr
+ * Flow rule attributes.
+ * @param[in] action
+ * The action to be check if exist.
+ * @param[out] match_action_pos
+ * Pointer to the position of the matched action if exists, otherwise is -1.
+ * @param[out] qrss_action_pos
+ * Pointer to the position of the Queue/RSS action if exists, otherwise is -1.
+ * @param[out] modify_after_mirror
+ * Pointer to the flag of modify action after FDB mirroring.
+ *
+ * @return
+ * > 0 the total number of actions.
+ * 0 if not found match action in action list.
+ */
+static int
+flow_check_match_action(const struct rte_flow_action actions[],
+ const struct rte_flow_attr *attr,
+ enum rte_flow_action_type action,
+ int *match_action_pos, int *qrss_action_pos,
+ int *modify_after_mirror)
+{
+ const struct rte_flow_action_sample *sample;
+ int actions_n = 0;
+ uint32_t ratio = 0;
+ int sub_type = 0;
+ int flag = 0;
+ int fdb_mirror = 0;
+
+ *match_action_pos = -1;
+ *qrss_action_pos = -1;
+ for (; actions->type != RTE_FLOW_ACTION_TYPE_END; actions++) {
+ if (actions->type == action) {
+ flag = 1;
+ *match_action_pos = actions_n;
+ }
+ switch (actions->type) {
+ case RTE_FLOW_ACTION_TYPE_QUEUE:
+ case RTE_FLOW_ACTION_TYPE_RSS:
+ *qrss_action_pos = actions_n;
+ break;
+ case RTE_FLOW_ACTION_TYPE_SAMPLE:
+ sample = actions->conf;
+ ratio = sample->ratio;
+ sub_type = ((const struct rte_flow_action *)
+ (sample->actions))->type;
+ if (ratio == 1 && attr->transfer)
+ fdb_mirror = 1;
+ break;
+ case RTE_FLOW_ACTION_TYPE_SET_MAC_SRC:
+ case RTE_FLOW_ACTION_TYPE_SET_MAC_DST:
+ case RTE_FLOW_ACTION_TYPE_SET_IPV4_SRC:
+ case RTE_FLOW_ACTION_TYPE_SET_IPV4_DST:
+ case RTE_FLOW_ACTION_TYPE_SET_IPV6_SRC:
+ case RTE_FLOW_ACTION_TYPE_SET_IPV6_DST:
+ case RTE_FLOW_ACTION_TYPE_SET_TP_SRC:
+ case RTE_FLOW_ACTION_TYPE_SET_TP_DST:
+ case RTE_FLOW_ACTION_TYPE_DEC_TTL:
+ case RTE_FLOW_ACTION_TYPE_SET_TTL:
+ case RTE_FLOW_ACTION_TYPE_INC_TCP_SEQ:
+ case RTE_FLOW_ACTION_TYPE_DEC_TCP_SEQ:
+ case RTE_FLOW_ACTION_TYPE_INC_TCP_ACK:
+ case RTE_FLOW_ACTION_TYPE_DEC_TCP_ACK:
+ case RTE_FLOW_ACTION_TYPE_SET_IPV4_DSCP:
+ case RTE_FLOW_ACTION_TYPE_SET_IPV6_DSCP:
+ case RTE_FLOW_ACTION_TYPE_FLAG:
+ case RTE_FLOW_ACTION_TYPE_MARK:
+ case RTE_FLOW_ACTION_TYPE_SET_META:
+ case RTE_FLOW_ACTION_TYPE_SET_TAG:
+ if (fdb_mirror)
+ *modify_after_mirror = 1;
+ break;
+ default:
+ break;
+ }
+ actions_n++;
+ }
+ if (flag && fdb_mirror && !*modify_after_mirror) {
+ /* FDB mirroring uses the destination array to implement
+ * instead of FLOW_SAMPLER object.
+ */
+ if (sub_type != RTE_FLOW_ACTION_TYPE_END)
+ flag = 0;
+ }
+ /* Count RTE_FLOW_ACTION_TYPE_END. */
+ return flag ? actions_n + 1 : 0;
+}
+
+#define SAMPLE_SUFFIX_ITEM 2
+
+/**
+ * Split the sample flow.
+ *
+ * As sample flow will split to two sub flow, sample flow with
+ * sample action, the other actions will move to new suffix flow.
+ *
+ * Also add unique tag id with tag action in the sample flow,
+ * the same tag id will be as match in the suffix flow.
+ *
+ * @param dev
+ * Pointer to Ethernet device.
+ * @param[in] add_tag
+ * Add extra tag action flag.
+ * @param[out] sfx_items
+ * Suffix flow match items (list terminated by the END pattern item).
+ * @param[in] actions
+ * Associated actions (list terminated by the END action).
+ * @param[out] actions_sfx
+ * Suffix flow actions.
+ * @param[out] actions_pre
+ * Prefix flow actions.
+ * @param[in] actions_n
+ * The total number of actions.
+ * @param[in] sample_action_pos
+ * The sample action position.
+ * @param[in] qrss_action_pos
+ * The Queue/RSS action position.
+ * @param[in] jump_table
+ * Add extra jump action flag.
+ * @param[out] error
+ * Perform verbose error reporting if not NULL.
+ *
+ * @return
+ * 0 on success, or unique flow_id, a negative errno value
+ * otherwise and rte_errno is set.
+ */
+static int
+flow_sample_split_prep(struct rte_eth_dev *dev,
+ int add_tag,
+ struct rte_flow_item sfx_items[],
+ const struct rte_flow_action actions[],
+ struct rte_flow_action actions_sfx[],
+ struct rte_flow_action actions_pre[],
+ int actions_n,
+ int sample_action_pos,
+ int qrss_action_pos,
+ int jump_table,
+ struct rte_flow_error *error)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_rte_flow_action_set_tag *set_tag;
+ struct mlx5_rte_flow_item_tag *tag_spec;
+ struct mlx5_rte_flow_item_tag *tag_mask;
+ struct rte_flow_action_jump *jump_action;
+ uint32_t tag_id = 0;
+ int index;
+ int append_index = 0;
+ int ret;
+
+ if (sample_action_pos < 0)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ NULL, "invalid position of sample "
+ "action in list");
+ /* Prepare the actions for prefix and suffix flow. */
+ if (qrss_action_pos >= 0 && qrss_action_pos < sample_action_pos) {
+ index = qrss_action_pos;
+ /* Put the preceding the Queue/RSS action into prefix flow. */
+ if (index != 0)
+ memcpy(actions_pre, actions,
+ sizeof(struct rte_flow_action) * index);
+ /* Put others preceding the sample action into prefix flow. */
+ if (sample_action_pos > index + 1)
+ memcpy(actions_pre + index, actions + index + 1,
+ sizeof(struct rte_flow_action) *
+ (sample_action_pos - index - 1));
+ index = sample_action_pos - 1;
+ /* Put Queue/RSS action into Suffix flow. */
+ memcpy(actions_sfx, actions + qrss_action_pos,
+ sizeof(struct rte_flow_action));
+ actions_sfx++;
+ } else {
+ index = sample_action_pos;
+ if (index != 0)
+ memcpy(actions_pre, actions,
+ sizeof(struct rte_flow_action) * index);
+ }
+ /* For CX5, add an extra tag action for NIC-RX and E-Switch ingress.
+ * For CX6DX and above, metadata registers Cx preserve their value,
+ * add an extra tag action for NIC-RX and E-Switch Domain.
+ */
+ if (add_tag) {
+ /* Prepare the prefix tag action. */
+ append_index++;
+ set_tag = (void *)(actions_pre + actions_n + append_index);
+ ret = mlx5_flow_get_reg_id(dev, MLX5_APP_TAG, 0, error);
+ if (ret < 0)
+ return ret;
+ set_tag->id = ret;
+ mlx5_ipool_malloc(priv->sh->ipool
+ [MLX5_IPOOL_RSS_EXPANTION_FLOW_ID], &tag_id);
+ set_tag->data = tag_id;
+ /* Prepare the suffix subflow items. */
+ tag_spec = (void *)(sfx_items + SAMPLE_SUFFIX_ITEM);
+ tag_spec->data = tag_id;
+ tag_spec->id = set_tag->id;
+ tag_mask = tag_spec + 1;
+ tag_mask->data = UINT32_MAX;
+ sfx_items[0] = (struct rte_flow_item){
+ .type = (enum rte_flow_item_type)
+ MLX5_RTE_FLOW_ITEM_TYPE_TAG,
+ .spec = tag_spec,
+ .last = NULL,
+ .mask = tag_mask,
+ };
+ sfx_items[1] = (struct rte_flow_item){
+ .type = (enum rte_flow_item_type)
+ RTE_FLOW_ITEM_TYPE_END,
+ };
+ /* Prepare the tag action in prefix subflow. */
+ actions_pre[index++] =
+ (struct rte_flow_action){
+ .type = (enum rte_flow_action_type)
+ MLX5_RTE_FLOW_ACTION_TYPE_TAG,
+ .conf = set_tag,
+ };
+ }
+ memcpy(actions_pre + index, actions + sample_action_pos,
+ sizeof(struct rte_flow_action));
+ index += 1;
+ /* For the modify action after the sample action in E-Switch mirroring,
+ * Add the extra jump action in prefix subflow and jump into the next
+ * table, then do the modify action in the new table.
+ */
+ if (jump_table) {
+ /* Prepare the prefix jump action. */
+ append_index++;
+ jump_action = (void *)(actions_pre + actions_n + append_index);
+ jump_action->group = jump_table;
+ actions_pre[index++] =
+ (struct rte_flow_action){
+ .type = (enum rte_flow_action_type)
+ RTE_FLOW_ACTION_TYPE_JUMP,
+ .conf = jump_action,
+ };
+ }
+ actions_pre[index] = (struct rte_flow_action){
+ .type = (enum rte_flow_action_type)
+ RTE_FLOW_ACTION_TYPE_END,
+ };
+ /* Put the actions after sample into Suffix flow. */
+ memcpy(actions_sfx, actions + sample_action_pos + 1,
+ sizeof(struct rte_flow_action) *
+ (actions_n - sample_action_pos - 1));
+ return tag_id;
+}
+
/**
* The splitting for metadata feature.
*
* Pointer to Ethernet device.
* @param[in] flow
* Parent flow structure pointer.
- * @param[in] prefix_layers
- * Prefix flow layer flags.
* @param[in] attr
* Flow rule attributes.
* @param[in] items
* Pattern specification (list terminated by the END pattern item).
* @param[in] actions
* Associated actions (list terminated by the END action).
- * @param[in] external
- * This flow rule is created by request external to PMD.
- * @param[in] flow_idx
- * This memory pool index to the flow.
+ * @param[in] flow_split_info
+ * Pointer to flow split info structure.
* @param[out] error
* Perform verbose error reporting if not NULL.
* @return
static int
flow_create_split_metadata(struct rte_eth_dev *dev,
struct rte_flow *flow,
- uint64_t prefix_layers,
const struct rte_flow_attr *attr,
const struct rte_flow_item items[],
const struct rte_flow_action actions[],
- bool external, uint32_t flow_idx,
+ struct mlx5_flow_split_info *flow_split_info,
struct rte_flow_error *error)
{
struct mlx5_priv *priv = dev->data->dev_private;
if (!config->dv_flow_en ||
config->dv_xmeta_en == MLX5_XMETA_MODE_LEGACY ||
!mlx5_flow_ext_mreg_supported(dev))
- return flow_create_split_inner(dev, flow, NULL, prefix_layers,
- attr, items, actions, external,
- flow_idx, error);
+ return flow_create_split_inner(dev, flow, NULL, attr, items,
+ actions, flow_split_info, error);
actions_n = flow_parse_metadata_split_actions_info(actions, &qrss,
&encap_idx);
if (qrss) {
goto exit;
}
/* Add the unmodified original or prefix subflow. */
- ret = flow_create_split_inner(dev, flow, &dev_flow, prefix_layers, attr,
+ ret = flow_create_split_inner(dev, flow, &dev_flow, attr,
items, ext_actions ? ext_actions :
- actions, external, flow_idx, error);
+ actions, flow_split_info, error);
if (ret < 0)
goto exit;
MLX5_ASSERT(dev_flow);
/* Internal PMD action to set register. */
struct mlx5_rte_flow_item_tag q_tag_spec = {
.data = qrss_id,
- .id = 0,
+ .id = REG_NON,
};
struct rte_flow_item q_items[] = {
{
}
dev_flow = NULL;
/* Add suffix subflow to execute Q/RSS. */
- ret = flow_create_split_inner(dev, flow, &dev_flow, layers,
+ flow_split_info->prefix_layers = layers;
+ flow_split_info->prefix_mark = 0;
+ ret = flow_create_split_inner(dev, flow, &dev_flow,
&q_attr, mtr_sfx ? items :
q_items, q_actions,
- external, flow_idx, error);
+ flow_split_info, error);
if (ret < 0)
goto exit;
/* qrss ID should be freed if failed. */
* These ones are included into parent flow list and will be destroyed
* by flow_drv_destroy.
*/
- flow_qrss_free_id(dev, qrss_id);
+ mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_RSS_EXPANTION_FLOW_ID],
+ qrss_id);
mlx5_free(ext_actions);
return ret;
}
* Pattern specification (list terminated by the END pattern item).
* @param[in] actions
* Associated actions (list terminated by the END action).
- * @param[in] external
- * This flow rule is created by request external to PMD.
- * @param[in] flow_idx
- * This memory pool index to the flow.
+ * @param[in] flow_split_info
+ * Pointer to flow split info structure.
* @param[out] error
* Perform verbose error reporting if not NULL.
* @return
*/
static int
flow_create_split_meter(struct rte_eth_dev *dev,
- struct rte_flow *flow,
- const struct rte_flow_attr *attr,
- const struct rte_flow_item items[],
- const struct rte_flow_action actions[],
- bool external, uint32_t flow_idx,
- struct rte_flow_error *error)
+ struct rte_flow *flow,
+ const struct rte_flow_attr *attr,
+ const struct rte_flow_item items[],
+ const struct rte_flow_action actions[],
+ struct mlx5_flow_split_info *flow_split_info,
+ struct rte_flow_error *error)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct rte_flow_action *sfx_actions = NULL;
goto exit;
}
/* Add the prefix subflow. */
- ret = flow_create_split_inner(dev, flow, &dev_flow, 0, attr,
- items, pre_actions, external,
- flow_idx, error);
+ flow_split_info->prefix_mark = 0;
+ ret = flow_create_split_inner(dev, flow, &dev_flow,
+ attr, items, pre_actions,
+ flow_split_info, error);
if (ret) {
ret = -rte_errno;
goto exit;
sfx_attr.group = sfx_attr.transfer ?
(MLX5_FLOW_TABLE_LEVEL_SUFFIX - 1) :
MLX5_FLOW_TABLE_LEVEL_SUFFIX;
+ flow_split_info->prefix_layers =
+ flow_get_prefix_layer_flags(dev_flow);
+ flow_split_info->prefix_mark = dev_flow->handle->mark;
}
/* Add the prefix subflow. */
- ret = flow_create_split_metadata(dev, flow, dev_flow ?
- flow_get_prefix_layer_flags(dev_flow) :
- 0, &sfx_attr,
- sfx_items ? sfx_items : items,
+ ret = flow_create_split_metadata(dev, flow,
+ &sfx_attr, sfx_items ?
+ sfx_items : items,
sfx_actions ? sfx_actions : actions,
- external, flow_idx, error);
+ flow_split_info, error);
exit:
if (sfx_actions)
mlx5_free(sfx_actions);
}
/**
- * Split the flow to subflow set. The splitters might be linked
- * in the chain, like this:
- * flow_create_split_outer() calls:
- * flow_create_split_meter() calls:
- * flow_create_split_metadata(meter_subflow_0) calls:
- * flow_create_split_inner(metadata_subflow_0)
- * flow_create_split_inner(metadata_subflow_1)
- * flow_create_split_inner(metadata_subflow_2)
- * flow_create_split_metadata(meter_subflow_1) calls:
- * flow_create_split_inner(metadata_subflow_0)
- * flow_create_split_inner(metadata_subflow_1)
- * flow_create_split_inner(metadata_subflow_2)
+ * The splitting for sample feature.
*
- * This provide flexible way to add new levels of flow splitting.
- * The all of successfully created subflows are included to the
- * parent flow dev_flow list.
+ * Once Sample action is detected in the action list, the flow actions should
+ * be split into prefix sub flow and suffix sub flow.
+ *
+ * The original items remain in the prefix sub flow, all actions preceding the
+ * sample action and the sample action itself will be copied to the prefix
+ * sub flow, the actions following the sample action will be copied to the
+ * suffix sub flow, Queue action always be located in the suffix sub flow.
+ *
+ * In order to make the packet from prefix sub flow matches with suffix sub
+ * flow, an extra tag action be added into prefix sub flow, and the suffix sub
+ * flow uses tag item with the unique flow id.
*
* @param dev
* Pointer to Ethernet device.
* Pattern specification (list terminated by the END pattern item).
* @param[in] actions
* Associated actions (list terminated by the END action).
- * @param[in] external
- * This flow rule is created by request external to PMD.
- * @param[in] flow_idx
- * This memory pool index to the flow.
+ * @param[in] flow_split_info
+ * Pointer to flow split info structure.
* @param[out] error
* Perform verbose error reporting if not NULL.
* @return
* 0 on success, negative value otherwise
*/
static int
-flow_create_split_outer(struct rte_eth_dev *dev,
- struct rte_flow *flow,
- const struct rte_flow_attr *attr,
- const struct rte_flow_item items[],
- const struct rte_flow_action actions[],
- bool external, uint32_t flow_idx,
- struct rte_flow_error *error)
+flow_create_split_sample(struct rte_eth_dev *dev,
+ struct rte_flow *flow,
+ const struct rte_flow_attr *attr,
+ const struct rte_flow_item items[],
+ const struct rte_flow_action actions[],
+ struct mlx5_flow_split_info *flow_split_info,
+ struct rte_flow_error *error)
{
- int ret;
-
- ret = flow_create_split_meter(dev, flow, attr, items,
- actions, external, flow_idx, error);
- MLX5_ASSERT(ret <= 0);
- return ret;
-}
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct rte_flow_action *sfx_actions = NULL;
+ struct rte_flow_action *pre_actions = NULL;
+ struct rte_flow_item *sfx_items = NULL;
+ struct mlx5_flow *dev_flow = NULL;
+ struct rte_flow_attr sfx_attr = *attr;
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+ struct mlx5_flow_dv_sample_resource *sample_res;
+ struct mlx5_flow_tbl_data_entry *sfx_tbl_data;
+ struct mlx5_flow_tbl_resource *sfx_tbl;
+#endif
+ size_t act_size;
+ size_t item_size;
+ uint32_t fdb_tx = 0;
+ int32_t tag_id = 0;
+ int actions_n = 0;
+ int sample_action_pos;
+ int qrss_action_pos;
+ int add_tag = 0;
+ int modify_after_mirror = 0;
+ uint16_t jump_table = 0;
+ const uint32_t next_ft_step = 1;
+ int ret = 0;
-/**
- * Create a flow and add it to @p list.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @param list
- * Pointer to a TAILQ flow list. If this parameter NULL,
- * no list insertion occurred, flow is just created,
- * this is caller's responsibility to track the
- * created flow.
- * @param[in] attr
- * Flow rule attributes.
- * @param[in] items
+ if (priv->sampler_en)
+ actions_n = flow_check_match_action(actions, attr,
+ RTE_FLOW_ACTION_TYPE_SAMPLE,
+ &sample_action_pos, &qrss_action_pos,
+ &modify_after_mirror);
+ if (actions_n) {
+ /* The prefix actions must includes sample, tag, end. */
+ act_size = sizeof(struct rte_flow_action) * (actions_n * 2 + 1)
+ + sizeof(struct mlx5_rte_flow_action_set_tag);
+ item_size = sizeof(struct rte_flow_item) * SAMPLE_SUFFIX_ITEM +
+ sizeof(struct mlx5_rte_flow_item_tag) * 2;
+ sfx_actions = mlx5_malloc(MLX5_MEM_ZERO, (act_size +
+ item_size), 0, SOCKET_ID_ANY);
+ if (!sfx_actions)
+ return rte_flow_error_set(error, ENOMEM,
+ RTE_FLOW_ERROR_TYPE_ACTION,
+ NULL, "no memory to split "
+ "sample flow");
+ /* The representor_id is -1 for uplink. */
+ fdb_tx = (attr->transfer && priv->representor_id != -1);
+ /*
+ * When reg_c_preserve is set, metadata registers Cx preserve
+ * their value even through packet duplication.
+ */
+ add_tag = (!fdb_tx || priv->config.hca_attr.reg_c_preserve);
+ if (add_tag)
+ sfx_items = (struct rte_flow_item *)((char *)sfx_actions
+ + act_size);
+ if (modify_after_mirror)
+ jump_table = attr->group * MLX5_FLOW_TABLE_FACTOR +
+ next_ft_step;
+ pre_actions = sfx_actions + actions_n;
+ tag_id = flow_sample_split_prep(dev, add_tag, sfx_items,
+ actions, sfx_actions,
+ pre_actions, actions_n,
+ sample_action_pos,
+ qrss_action_pos, jump_table,
+ error);
+ if (tag_id < 0 || (add_tag && !tag_id)) {
+ ret = -rte_errno;
+ goto exit;
+ }
+ if (modify_after_mirror)
+ flow_split_info->skip_scale =
+ 1 << MLX5_SCALE_JUMP_FLOW_GROUP_BIT;
+ /* Add the prefix subflow. */
+ ret = flow_create_split_inner(dev, flow, &dev_flow, attr,
+ items, pre_actions,
+ flow_split_info, error);
+ if (ret) {
+ ret = -rte_errno;
+ goto exit;
+ }
+ dev_flow->handle->split_flow_id = tag_id;
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+ if (!modify_after_mirror) {
+ /* Set the sfx group attr. */
+ sample_res = (struct mlx5_flow_dv_sample_resource *)
+ dev_flow->dv.sample_res;
+ sfx_tbl = (struct mlx5_flow_tbl_resource *)
+ sample_res->normal_path_tbl;
+ sfx_tbl_data = container_of(sfx_tbl,
+ struct mlx5_flow_tbl_data_entry,
+ tbl);
+ sfx_attr.group = sfx_attr.transfer ?
+ (sfx_tbl_data->table_id - 1) :
+ sfx_tbl_data->table_id;
+ } else {
+ MLX5_ASSERT(attr->transfer);
+ sfx_attr.group = jump_table;
+ }
+ flow_split_info->prefix_layers =
+ flow_get_prefix_layer_flags(dev_flow);
+ flow_split_info->prefix_mark = dev_flow->handle->mark;
+ /* Suffix group level already be scaled with factor, set
+ * MLX5_SCALE_FLOW_GROUP_BIT of skip_scale to 1 to avoid scale
+ * again in translation.
+ */
+ flow_split_info->skip_scale = 1 << MLX5_SCALE_FLOW_GROUP_BIT;
+#endif
+ }
+ /* Add the suffix subflow. */
+ ret = flow_create_split_meter(dev, flow, &sfx_attr,
+ sfx_items ? sfx_items : items,
+ sfx_actions ? sfx_actions : actions,
+ flow_split_info, error);
+exit:
+ if (sfx_actions)
+ mlx5_free(sfx_actions);
+ return ret;
+}
+
+/**
+ * Split the flow to subflow set. The splitters might be linked
+ * in the chain, like this:
+ * flow_create_split_outer() calls:
+ * flow_create_split_meter() calls:
+ * flow_create_split_metadata(meter_subflow_0) calls:
+ * flow_create_split_inner(metadata_subflow_0)
+ * flow_create_split_inner(metadata_subflow_1)
+ * flow_create_split_inner(metadata_subflow_2)
+ * flow_create_split_metadata(meter_subflow_1) calls:
+ * flow_create_split_inner(metadata_subflow_0)
+ * flow_create_split_inner(metadata_subflow_1)
+ * flow_create_split_inner(metadata_subflow_2)
+ *
+ * This provide flexible way to add new levels of flow splitting.
+ * The all of successfully created subflows are included to the
+ * parent flow dev_flow list.
+ *
+ * @param dev
+ * Pointer to Ethernet device.
+ * @param[in] flow
+ * Parent flow structure pointer.
+ * @param[in] attr
+ * Flow rule attributes.
+ * @param[in] items
+ * Pattern specification (list terminated by the END pattern item).
+ * @param[in] actions
+ * Associated actions (list terminated by the END action).
+ * @param[in] flow_split_info
+ * Pointer to flow split info structure.
+ * @param[out] error
+ * Perform verbose error reporting if not NULL.
+ * @return
+ * 0 on success, negative value otherwise
+ */
+static int
+flow_create_split_outer(struct rte_eth_dev *dev,
+ struct rte_flow *flow,
+ const struct rte_flow_attr *attr,
+ const struct rte_flow_item items[],
+ const struct rte_flow_action actions[],
+ struct mlx5_flow_split_info *flow_split_info,
+ struct rte_flow_error *error)
+{
+ int ret;
+
+ ret = flow_create_split_sample(dev, flow, attr, items,
+ actions, flow_split_info, error);
+ MLX5_ASSERT(ret <= 0);
+ return ret;
+}
+
+static struct mlx5_flow_tunnel *
+flow_tunnel_from_rule(struct rte_eth_dev *dev,
+ const struct rte_flow_attr *attr,
+ const struct rte_flow_item items[],
+ const struct rte_flow_action actions[])
+{
+ struct mlx5_flow_tunnel *tunnel;
+
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wcast-qual"
+ if (is_flow_tunnel_match_rule(dev, attr, items, actions))
+ tunnel = (struct mlx5_flow_tunnel *)items[0].spec;
+ else if (is_flow_tunnel_steer_rule(dev, attr, items, actions))
+ tunnel = (struct mlx5_flow_tunnel *)actions[0].conf;
+ else
+ tunnel = NULL;
+#pragma GCC diagnostic pop
+
+ return tunnel;
+}
+
+/**
+ * Adjust flow RSS workspace if needed.
+ *
+ * @param wks
+ * Pointer to thread flow work space.
+ * @param rss_desc
+ * Pointer to RSS descriptor.
+ * @param[in] nrssq_num
+ * New RSS queue number.
+ *
+ * @return
+ * 0 on success, -1 otherwise and rte_errno is set.
+ */
+static int
+flow_rss_workspace_adjust(struct mlx5_flow_workspace *wks,
+ struct mlx5_flow_rss_desc *rss_desc,
+ uint32_t nrssq_num)
+{
+ if (likely(nrssq_num <= wks->rssq_num))
+ return 0;
+ rss_desc->queue = realloc(rss_desc->queue,
+ sizeof(*rss_desc->queue) * RTE_ALIGN(nrssq_num, 2));
+ if (!rss_desc->queue) {
+ rte_errno = ENOMEM;
+ return -1;
+ }
+ wks->rssq_num = RTE_ALIGN(nrssq_num, 2);
+ return 0;
+}
+
+/**
+ * Create a flow and add it to @p list.
+ *
+ * @param dev
+ * Pointer to Ethernet device.
+ * @param list
+ * Pointer to a TAILQ flow list. If this parameter NULL,
+ * no list insertion occurred, flow is just created,
+ * this is caller's responsibility to track the
+ * created flow.
+ * @param[in] attr
+ * Flow rule attributes.
+ * @param[in] items
* Pattern specification (list terminated by the END pattern item).
* @param[in] actions
* Associated actions (list terminated by the END action).
flow_list_create(struct rte_eth_dev *dev, uint32_t *list,
const struct rte_flow_attr *attr,
const struct rte_flow_item items[],
- const struct rte_flow_action actions[],
+ const struct rte_flow_action original_actions[],
bool external, struct rte_flow_error *error)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct rte_flow *flow = NULL;
struct mlx5_flow *dev_flow;
- const struct rte_flow_action_rss *rss;
+ const struct rte_flow_action_rss *rss = NULL;
+ struct mlx5_translated_action_handle
+ indir_actions[MLX5_MAX_INDIRECT_ACTIONS];
+ int indir_actions_n = MLX5_MAX_INDIRECT_ACTIONS;
union {
- struct rte_flow_expand_rss buf;
+ struct mlx5_flow_expand_rss buf;
uint8_t buffer[2048];
} expand_buffer;
union {
struct rte_flow_item items[MLX5_MAX_SPLIT_ITEMS];
uint8_t buffer[2048];
} items_tx;
- struct rte_flow_expand_rss *buf = &expand_buffer.buf;
- struct mlx5_flow_rss_desc *rss_desc = &((struct mlx5_flow_rss_desc *)
- priv->rss_desc)[!!priv->flow_idx];
- const struct rte_flow_action *p_actions_rx = actions;
+ struct mlx5_flow_expand_rss *buf = &expand_buffer.buf;
+ struct mlx5_flow_rss_desc *rss_desc;
+ const struct rte_flow_action *p_actions_rx;
uint32_t i;
uint32_t idx = 0;
int hairpin_flow;
- uint32_t hairpin_id = 0;
struct rte_flow_attr attr_tx = { .priority = 0 };
+ const struct rte_flow_action *actions;
+ struct rte_flow_action *translated_actions = NULL;
+ struct mlx5_flow_tunnel *tunnel;
+ struct tunnel_default_miss_ctx default_miss_ctx = { 0, };
+ struct mlx5_flow_workspace *wks = mlx5_flow_push_thread_workspace();
+ struct mlx5_flow_split_info flow_split_info = {
+ .external = !!external,
+ .skip_scale = 0,
+ .flow_idx = 0,
+ .prefix_mark = 0,
+ .prefix_layers = 0
+ };
int ret;
+ MLX5_ASSERT(wks);
+ rss_desc = &wks->rss_desc;
+ ret = flow_action_handles_translate(dev, original_actions,
+ indir_actions,
+ &indir_actions_n,
+ &translated_actions, error);
+ if (ret < 0) {
+ MLX5_ASSERT(translated_actions == NULL);
+ return 0;
+ }
+ actions = translated_actions ? translated_actions : original_actions;
+ p_actions_rx = actions;
hairpin_flow = flow_check_hairpin_split(dev, attr, actions);
ret = flow_drv_validate(dev, attr, items, p_actions_rx,
external, hairpin_flow, error);
if (ret < 0)
- return 0;
+ goto error_before_hairpin_split;
+ flow = mlx5_ipool_zmalloc(priv->sh->ipool[MLX5_IPOOL_RTE_FLOW], &idx);
+ if (!flow) {
+ rte_errno = ENOMEM;
+ goto error_before_hairpin_split;
+ }
if (hairpin_flow > 0) {
if (hairpin_flow > MLX5_MAX_SPLIT_ACTIONS) {
rte_errno = EINVAL;
- return 0;
+ goto error_before_hairpin_split;
}
flow_hairpin_split(dev, actions, actions_rx.actions,
actions_hairpin_tx.actions, items_tx.items,
- &hairpin_id);
+ idx);
p_actions_rx = actions_rx.actions;
}
- flow = mlx5_ipool_zmalloc(priv->sh->ipool[MLX5_IPOOL_RTE_FLOW], &idx);
- if (!flow) {
- rte_errno = ENOMEM;
- goto error_before_flow;
- }
+ flow_split_info.flow_idx = idx;
flow->drv_type = flow_get_drv_type(dev, attr);
- if (hairpin_id != 0)
- flow->hairpin_flow_id = hairpin_id;
MLX5_ASSERT(flow->drv_type > MLX5_FLOW_TYPE_MIN &&
flow->drv_type < MLX5_FLOW_TYPE_MAX);
- memset(rss_desc, 0, sizeof(*rss_desc));
- rss = flow_get_rss_action(p_actions_rx);
+ memset(rss_desc, 0, offsetof(struct mlx5_flow_rss_desc, queue));
+ /* RSS Action only works on NIC RX domain */
+ if (attr->ingress && !attr->transfer)
+ rss = flow_get_rss_action(p_actions_rx);
if (rss) {
+ if (flow_rss_workspace_adjust(wks, rss_desc, rss->queue_num))
+ return 0;
/*
* The following information is required by
* mlx5_flow_hashfields_adjust() in advance.
unsigned int graph_root;
graph_root = find_graph_root(items, rss->level);
- ret = rte_flow_expand_rss(buf, sizeof(expand_buffer.buffer),
- items, rss->types,
- mlx5_support_expansion,
- graph_root);
+ ret = mlx5_flow_expand_rss(buf, sizeof(expand_buffer.buffer),
+ items, rss->types,
+ mlx5_support_expansion, graph_root);
MLX5_ASSERT(ret > 0 &&
(unsigned int)ret < sizeof(expand_buffer.buffer));
} else {
buf->entries = 1;
buf->entry[0].pattern = (void *)(uintptr_t)items;
}
- /*
- * Record the start index when there is a nested call. All sub-flows
- * need to be translated before another calling.
- * No need to use ping-pong buffer to save memory here.
- */
- if (priv->flow_idx) {
- MLX5_ASSERT(!priv->flow_nested_idx);
- priv->flow_nested_idx = priv->flow_idx;
- }
+ rss_desc->shared_rss = flow_get_shared_rss_action(dev, indir_actions,
+ indir_actions_n);
for (i = 0; i < buf->entries; ++i) {
+ /* Initialize flow split data. */
+ flow_split_info.prefix_layers = 0;
+ flow_split_info.prefix_mark = 0;
+ flow_split_info.skip_scale = 0;
/*
* The splitter may create multiple dev_flows,
* depending on configuration. In the simplest
*/
ret = flow_create_split_outer(dev, flow, attr,
buf->entry[i].pattern,
- p_actions_rx, external, idx,
+ p_actions_rx, &flow_split_info,
error);
if (ret < 0)
goto error;
+ if (is_flow_tunnel_steer_rule(dev, attr,
+ buf->entry[i].pattern,
+ p_actions_rx)) {
+ ret = flow_tunnel_add_default_miss(dev, flow, attr,
+ p_actions_rx,
+ idx,
+ &default_miss_ctx,
+ error);
+ if (ret < 0) {
+ mlx5_free(default_miss_ctx.queue);
+ goto error;
+ }
+ }
}
/* Create the tx flow. */
if (hairpin_flow) {
goto error;
}
/*
- * If the flow is external (from application) OR device is started, then
- * the flow will be applied immediately.
+ * If the flow is external (from application) OR device is started,
+ * OR mreg discover, then apply immediately.
*/
- if (external || dev->data->dev_started) {
+ if (external || dev->data->dev_started ||
+ (attr->group == MLX5_FLOW_MREG_CP_TABLE_GROUP &&
+ attr->priority == MLX5_FLOW_LOWEST_PRIO_INDICATOR)) {
ret = flow_drv_apply(dev, flow, error);
if (ret < 0)
goto error;
}
- if (list)
+ if (list) {
+ rte_spinlock_lock(&priv->flow_list_lock);
ILIST_INSERT(priv->sh->ipool[MLX5_IPOOL_RTE_FLOW], list, idx,
flow, next);
+ rte_spinlock_unlock(&priv->flow_list_lock);
+ }
flow_rxq_flags_set(dev, flow);
- /* Nested flow creation index recovery. */
- priv->flow_idx = priv->flow_nested_idx;
- if (priv->flow_nested_idx)
- priv->flow_nested_idx = 0;
+ rte_free(translated_actions);
+ tunnel = flow_tunnel_from_rule(dev, attr, items, actions);
+ if (tunnel) {
+ flow->tunnel = 1;
+ flow->tunnel_id = tunnel->tunnel_id;
+ __atomic_add_fetch(&tunnel->refctn, 1, __ATOMIC_RELAXED);
+ mlx5_free(default_miss_ctx.queue);
+ }
+ mlx5_flow_pop_thread_workspace();
return idx;
error:
MLX5_ASSERT(flow);
ret = rte_errno; /* Save rte_errno before cleanup. */
flow_mreg_del_copy_action(dev, flow);
flow_drv_destroy(dev, flow);
+ if (rss_desc->shared_rss)
+ __atomic_sub_fetch(&((struct mlx5_shared_action_rss *)
+ mlx5_ipool_get
+ (priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
+ rss_desc->shared_rss))->refcnt, 1, __ATOMIC_RELAXED);
mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_RTE_FLOW], idx);
rte_errno = ret; /* Restore rte_errno. */
-error_before_flow:
ret = rte_errno;
- if (hairpin_id)
- mlx5_flow_id_release(priv->sh->flow_id_pool,
- hairpin_id);
rte_errno = ret;
- priv->flow_idx = priv->flow_nested_idx;
- if (priv->flow_nested_idx)
- priv->flow_nested_idx = 0;
+ mlx5_flow_pop_thread_workspace();
+error_before_hairpin_split:
+ rte_free(translated_actions);
return 0;
}
mlx5_flow_validate(struct rte_eth_dev *dev,
const struct rte_flow_attr *attr,
const struct rte_flow_item items[],
- const struct rte_flow_action actions[],
+ const struct rte_flow_action original_actions[],
struct rte_flow_error *error)
{
int hairpin_flow;
+ struct mlx5_translated_action_handle
+ indir_actions[MLX5_MAX_INDIRECT_ACTIONS];
+ int indir_actions_n = MLX5_MAX_INDIRECT_ACTIONS;
+ const struct rte_flow_action *actions;
+ struct rte_flow_action *translated_actions = NULL;
+ int ret = flow_action_handles_translate(dev, original_actions,
+ indir_actions,
+ &indir_actions_n,
+ &translated_actions, error);
+ if (ret)
+ return ret;
+ actions = translated_actions ? translated_actions : original_actions;
hairpin_flow = flow_check_hairpin_split(dev, attr, actions);
- return flow_drv_validate(dev, attr, items, actions,
+ ret = flow_drv_validate(dev, attr, items, actions,
true, hairpin_flow, error);
+ rte_free(translated_actions);
+ return ret;
}
/**
"port not started");
return NULL;
}
+
return (void *)(uintptr_t)flow_list_create(dev, &priv->flows,
attr, items, actions, true, error);
}
uint32_t flow_idx)
{
struct mlx5_priv *priv = dev->data->dev_private;
- struct mlx5_fdir_flow *priv_fdir_flow = NULL;
struct rte_flow *flow = mlx5_ipool_get(priv->sh->ipool
[MLX5_IPOOL_RTE_FLOW], flow_idx);
*/
if (dev->data->dev_started)
flow_rxq_flags_trim(dev, flow);
- if (flow->hairpin_flow_id)
- mlx5_flow_id_release(priv->sh->flow_id_pool,
- flow->hairpin_flow_id);
flow_drv_destroy(dev, flow);
- if (list)
+ if (list) {
+ rte_spinlock_lock(&priv->flow_list_lock);
ILIST_REMOVE(priv->sh->ipool[MLX5_IPOOL_RTE_FLOW], list,
flow_idx, flow, next);
- flow_mreg_del_copy_action(dev, flow);
- if (flow->fdir) {
- LIST_FOREACH(priv_fdir_flow, &priv->fdir_flows, next) {
- if (priv_fdir_flow->rix_flow == flow_idx)
- break;
- }
- if (priv_fdir_flow) {
- LIST_REMOVE(priv_fdir_flow, next);
- mlx5_free(priv_fdir_flow->fdir);
- mlx5_free(priv_fdir_flow);
- }
+ rte_spinlock_unlock(&priv->flow_list_lock);
+ }
+ if (flow->tunnel) {
+ struct mlx5_flow_tunnel *tunnel;
+
+ tunnel = mlx5_find_tunnel_id(dev, flow->tunnel_id);
+ RTE_VERIFY(tunnel);
+ if (!__atomic_sub_fetch(&tunnel->refctn, 1, __ATOMIC_RELAXED))
+ mlx5_flow_tunnel_free(dev, tunnel);
}
+ flow_mreg_del_copy_action(dev, flow);
mlx5_ipool_free(priv->sh->ipool[MLX5_IPOOL_RTE_FLOW], flow_idx);
}
}
/**
- * Remove all flows.
+ * Stop all default actions for flows.
*
* @param dev
* Pointer to Ethernet device.
- * @param list
- * Pointer to the Indexed flow list.
*/
void
-mlx5_flow_stop(struct rte_eth_dev *dev, uint32_t *list)
+mlx5_flow_stop_default(struct rte_eth_dev *dev)
{
- struct mlx5_priv *priv = dev->data->dev_private;
- struct rte_flow *flow = NULL;
- uint32_t idx;
-
- ILIST_FOREACH(priv->sh->ipool[MLX5_IPOOL_RTE_FLOW], *list, idx,
- flow, next) {
- flow_drv_remove(dev, flow);
- flow_mreg_stop_copy_action(dev, flow);
- }
flow_mreg_del_default_copy_action(dev);
flow_rxq_flags_clear(dev);
}
/**
- * Add all flows.
+ * Start all default actions for flows.
*
* @param dev
* Pointer to Ethernet device.
- * @param list
- * Pointer to the Indexed flow list.
- *
* @return
* 0 on success, a negative errno value otherwise and rte_errno is set.
*/
int
-mlx5_flow_start(struct rte_eth_dev *dev, uint32_t *list)
+mlx5_flow_start_default(struct rte_eth_dev *dev)
{
- struct mlx5_priv *priv = dev->data->dev_private;
- struct rte_flow *flow = NULL;
struct rte_flow_error error;
- uint32_t idx;
- int ret = 0;
/* Make sure default copy action (reg_c[0] -> reg_b) is created. */
- ret = flow_mreg_add_default_copy_action(dev, &error);
- if (ret < 0)
- return -rte_errno;
- /* Apply Flows created by application. */
- ILIST_FOREACH(priv->sh->ipool[MLX5_IPOOL_RTE_FLOW], *list, idx,
- flow, next) {
- ret = flow_mreg_start_copy_action(dev, flow);
- if (ret < 0)
- goto error;
- ret = flow_drv_apply(dev, flow, &error);
- if (ret < 0)
- goto error;
- flow_rxq_flags_set(dev, flow);
- }
- return 0;
-error:
- ret = rte_errno; /* Save rte_errno before cleanup. */
- mlx5_flow_stop(dev, list);
- rte_errno = ret; /* Restore rte_errno. */
- return -rte_errno;
+ return flow_mreg_add_default_copy_action(dev, &error);
}
/**
- * Stop all default actions for flows.
- *
- * @param dev
- * Pointer to Ethernet device.
+ * Release key of thread specific flow workspace data.
*/
void
-mlx5_flow_stop_default(struct rte_eth_dev *dev)
+flow_release_workspace(void *data)
{
- flow_mreg_del_default_copy_action(dev);
- flow_rxq_flags_clear(dev);
+ struct mlx5_flow_workspace *wks = data;
+ struct mlx5_flow_workspace *next;
+
+ while (wks) {
+ next = wks->next;
+ free(wks->rss_desc.queue);
+ free(wks);
+ wks = next;
+ }
}
/**
- * Start all default actions for flows.
+ * Get thread specific current flow workspace.
*
- * @param dev
- * Pointer to Ethernet device.
- * @return
- * 0 on success, a negative errno value otherwise and rte_errno is set.
+ * @return pointer to thread specific flow workspace data, NULL on error.
*/
-int
-mlx5_flow_start_default(struct rte_eth_dev *dev)
+struct mlx5_flow_workspace*
+mlx5_flow_get_thread_workspace(void)
{
- struct rte_flow_error error;
+ struct mlx5_flow_workspace *data;
- /* Make sure default copy action (reg_c[0] -> reg_b) is created. */
- return flow_mreg_add_default_copy_action(dev, &error);
+ data = mlx5_flow_os_get_specific_workspace();
+ MLX5_ASSERT(data && data->inuse);
+ if (!data || !data->inuse)
+ DRV_LOG(ERR, "flow workspace not initialized.");
+ return data;
}
/**
- * Allocate intermediate resources for flow creation.
+ * Allocate and init new flow workspace.
*
- * @param dev
- * Pointer to Ethernet device.
+ * @return pointer to flow workspace data, NULL on error.
*/
-void
-mlx5_flow_alloc_intermediate(struct rte_eth_dev *dev)
+static struct mlx5_flow_workspace*
+flow_alloc_thread_workspace(void)
{
- struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_flow_workspace *data = calloc(1, sizeof(*data));
- if (!priv->inter_flows) {
- priv->inter_flows = mlx5_malloc(MLX5_MEM_ZERO,
- MLX5_NUM_MAX_DEV_FLOWS *
- sizeof(struct mlx5_flow) +
- (sizeof(struct mlx5_flow_rss_desc) +
- sizeof(uint16_t) * UINT16_MAX) * 2, 0,
- SOCKET_ID_ANY);
- if (!priv->inter_flows) {
- DRV_LOG(ERR, "can't allocate intermediate memory.");
- return;
- }
+ if (!data) {
+ DRV_LOG(ERR, "Failed to allocate flow workspace "
+ "memory.");
+ return NULL;
}
- priv->rss_desc = &((struct mlx5_flow *)priv->inter_flows)
- [MLX5_NUM_MAX_DEV_FLOWS];
- /* Reset the index. */
- priv->flow_idx = 0;
- priv->flow_nested_idx = 0;
+ data->rss_desc.queue = calloc(1,
+ sizeof(uint16_t) * MLX5_RSSQ_DEFAULT_NUM);
+ if (!data->rss_desc.queue)
+ goto err;
+ data->rssq_num = MLX5_RSSQ_DEFAULT_NUM;
+ return data;
+err:
+ if (data->rss_desc.queue)
+ free(data->rss_desc.queue);
+ free(data);
+ return NULL;
}
/**
- * Free intermediate resources for flows.
+ * Get new thread specific flow workspace.
*
- * @param dev
- * Pointer to Ethernet device.
+ * If current workspace inuse, create new one and set as current.
+ *
+ * @return pointer to thread specific flow workspace data, NULL on error.
*/
-void
-mlx5_flow_free_intermediate(struct rte_eth_dev *dev)
+static struct mlx5_flow_workspace*
+mlx5_flow_push_thread_workspace(void)
{
- struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_flow_workspace *curr;
+ struct mlx5_flow_workspace *data;
+
+ curr = mlx5_flow_os_get_specific_workspace();
+ if (!curr) {
+ data = flow_alloc_thread_workspace();
+ if (!data)
+ return NULL;
+ } else if (!curr->inuse) {
+ data = curr;
+ } else if (curr->next) {
+ data = curr->next;
+ } else {
+ data = flow_alloc_thread_workspace();
+ if (!data)
+ return NULL;
+ curr->next = data;
+ data->prev = curr;
+ }
+ data->inuse = 1;
+ data->flow_idx = 0;
+ /* Set as current workspace */
+ if (mlx5_flow_os_set_specific_workspace(data))
+ DRV_LOG(ERR, "Failed to set flow workspace to thread.");
+ return data;
+}
+
+/**
+ * Close current thread specific flow workspace.
+ *
+ * If previous workspace available, set it as current.
+ *
+ * @return pointer to thread specific flow workspace data, NULL on error.
+ */
+static void
+mlx5_flow_pop_thread_workspace(void)
+{
+ struct mlx5_flow_workspace *data = mlx5_flow_get_thread_workspace();
- mlx5_free(priv->inter_flows);
- priv->inter_flows = NULL;
+ if (!data)
+ return;
+ if (!data->inuse) {
+ DRV_LOG(ERR, "Failed to close unused flow workspace.");
+ return;
+ }
+ data->inuse = 0;
+ if (!data->prev)
+ return;
+ if (mlx5_flow_os_set_specific_workspace(data->prev))
+ DRV_LOG(ERR, "Failed to set flow workspace to thread.");
}
/**
struct mlx5_priv *priv = dev->data->dev_private;
const struct rte_flow_attr attr = {
.ingress = 1,
- .priority = MLX5_FLOW_PRIO_RSVD,
+ .priority = MLX5_FLOW_LOWEST_PRIO_INDICATOR,
};
struct rte_flow_item items[] = {
{
}
priv->isolated = !!enable;
if (enable)
- dev->dev_ops = &mlx5_os_dev_ops_isolate;
+ dev->dev_ops = &mlx5_dev_ops_isolate;
else
- dev->dev_ops = &mlx5_os_dev_ops;
+ dev->dev_ops = &mlx5_dev_ops;
+
+ dev->rx_descriptor_status = mlx5_rx_descriptor_status;
+ dev->tx_descriptor_status = mlx5_tx_descriptor_status;
+
return 0;
}
}
/**
- * Convert a flow director filter to a generic flow.
+ * Get rte_flow callbacks.
*
* @param dev
+ * Pointer to Ethernet device structure.
+ * @param ops
+ * Pointer to operation-specific structure.
+ *
+ * @return 0
+ */
+int
+mlx5_flow_ops_get(struct rte_eth_dev *dev __rte_unused,
+ const struct rte_flow_ops **ops)
+{
+ *ops = &mlx5_flow_ops;
+ return 0;
+}
+
+/**
+ * Create the needed meter and suffix tables.
+ *
+ * @param[in] dev
* Pointer to Ethernet device.
- * @param fdir_filter
- * Flow director filter to add.
- * @param attributes
- * Generic flow parameters structure.
+ * @param[in] fm
+ * Pointer to the flow meter.
*
* @return
- * 0 on success, a negative errno value otherwise and rte_errno is set.
+ * Pointer to table set on success, NULL otherwise.
*/
-static int
-flow_fdir_filter_convert(struct rte_eth_dev *dev,
- const struct rte_eth_fdir_filter *fdir_filter,
- struct mlx5_fdir *attributes)
-{
- struct mlx5_priv *priv = dev->data->dev_private;
- const struct rte_eth_fdir_input *input = &fdir_filter->input;
- const struct rte_eth_fdir_masks *mask =
- &dev->data->dev_conf.fdir_conf.mask;
-
- /* Validate queue number. */
- if (fdir_filter->action.rx_queue >= priv->rxqs_n) {
- DRV_LOG(ERR, "port %u invalid queue number %d",
- dev->data->port_id, fdir_filter->action.rx_queue);
- rte_errno = EINVAL;
- return -rte_errno;
- }
- attributes->attr.ingress = 1;
- attributes->items[0] = (struct rte_flow_item) {
- .type = RTE_FLOW_ITEM_TYPE_ETH,
- .spec = &attributes->l2,
- .mask = &attributes->l2_mask,
- };
- switch (fdir_filter->action.behavior) {
- case RTE_ETH_FDIR_ACCEPT:
- attributes->actions[0] = (struct rte_flow_action){
- .type = RTE_FLOW_ACTION_TYPE_QUEUE,
- .conf = &attributes->queue,
- };
- break;
- case RTE_ETH_FDIR_REJECT:
- attributes->actions[0] = (struct rte_flow_action){
- .type = RTE_FLOW_ACTION_TYPE_DROP,
- };
- break;
- default:
- DRV_LOG(ERR, "port %u invalid behavior %d",
- dev->data->port_id,
- fdir_filter->action.behavior);
- rte_errno = ENOTSUP;
- return -rte_errno;
- }
- attributes->queue.index = fdir_filter->action.rx_queue;
- /* Handle L3. */
- switch (fdir_filter->input.flow_type) {
- case RTE_ETH_FLOW_NONFRAG_IPV4_UDP:
- case RTE_ETH_FLOW_NONFRAG_IPV4_TCP:
- case RTE_ETH_FLOW_NONFRAG_IPV4_OTHER:
- attributes->l3.ipv4.hdr = (struct rte_ipv4_hdr){
- .src_addr = input->flow.ip4_flow.src_ip,
- .dst_addr = input->flow.ip4_flow.dst_ip,
- .time_to_live = input->flow.ip4_flow.ttl,
- .type_of_service = input->flow.ip4_flow.tos,
- };
- attributes->l3_mask.ipv4.hdr = (struct rte_ipv4_hdr){
- .src_addr = mask->ipv4_mask.src_ip,
- .dst_addr = mask->ipv4_mask.dst_ip,
- .time_to_live = mask->ipv4_mask.ttl,
- .type_of_service = mask->ipv4_mask.tos,
- .next_proto_id = mask->ipv4_mask.proto,
- };
- attributes->items[1] = (struct rte_flow_item){
- .type = RTE_FLOW_ITEM_TYPE_IPV4,
- .spec = &attributes->l3,
- .mask = &attributes->l3_mask,
- };
- break;
- case RTE_ETH_FLOW_NONFRAG_IPV6_UDP:
- case RTE_ETH_FLOW_NONFRAG_IPV6_TCP:
- case RTE_ETH_FLOW_NONFRAG_IPV6_OTHER:
- attributes->l3.ipv6.hdr = (struct rte_ipv6_hdr){
- .hop_limits = input->flow.ipv6_flow.hop_limits,
- .proto = input->flow.ipv6_flow.proto,
- };
-
- memcpy(attributes->l3.ipv6.hdr.src_addr,
- input->flow.ipv6_flow.src_ip,
- RTE_DIM(attributes->l3.ipv6.hdr.src_addr));
- memcpy(attributes->l3.ipv6.hdr.dst_addr,
- input->flow.ipv6_flow.dst_ip,
- RTE_DIM(attributes->l3.ipv6.hdr.src_addr));
- memcpy(attributes->l3_mask.ipv6.hdr.src_addr,
- mask->ipv6_mask.src_ip,
- RTE_DIM(attributes->l3_mask.ipv6.hdr.src_addr));
- memcpy(attributes->l3_mask.ipv6.hdr.dst_addr,
- mask->ipv6_mask.dst_ip,
- RTE_DIM(attributes->l3_mask.ipv6.hdr.src_addr));
- attributes->items[1] = (struct rte_flow_item){
- .type = RTE_FLOW_ITEM_TYPE_IPV6,
- .spec = &attributes->l3,
- .mask = &attributes->l3_mask,
- };
- break;
- default:
- DRV_LOG(ERR, "port %u invalid flow type%d",
- dev->data->port_id, fdir_filter->input.flow_type);
- rte_errno = ENOTSUP;
- return -rte_errno;
- }
- /* Handle L4. */
- switch (fdir_filter->input.flow_type) {
- case RTE_ETH_FLOW_NONFRAG_IPV4_UDP:
- attributes->l4.udp.hdr = (struct rte_udp_hdr){
- .src_port = input->flow.udp4_flow.src_port,
- .dst_port = input->flow.udp4_flow.dst_port,
- };
- attributes->l4_mask.udp.hdr = (struct rte_udp_hdr){
- .src_port = mask->src_port_mask,
- .dst_port = mask->dst_port_mask,
- };
- attributes->items[2] = (struct rte_flow_item){
- .type = RTE_FLOW_ITEM_TYPE_UDP,
- .spec = &attributes->l4,
- .mask = &attributes->l4_mask,
- };
- break;
- case RTE_ETH_FLOW_NONFRAG_IPV4_TCP:
- attributes->l4.tcp.hdr = (struct rte_tcp_hdr){
- .src_port = input->flow.tcp4_flow.src_port,
- .dst_port = input->flow.tcp4_flow.dst_port,
- };
- attributes->l4_mask.tcp.hdr = (struct rte_tcp_hdr){
- .src_port = mask->src_port_mask,
- .dst_port = mask->dst_port_mask,
- };
- attributes->items[2] = (struct rte_flow_item){
- .type = RTE_FLOW_ITEM_TYPE_TCP,
- .spec = &attributes->l4,
- .mask = &attributes->l4_mask,
- };
- break;
- case RTE_ETH_FLOW_NONFRAG_IPV6_UDP:
- attributes->l4.udp.hdr = (struct rte_udp_hdr){
- .src_port = input->flow.udp6_flow.src_port,
- .dst_port = input->flow.udp6_flow.dst_port,
- };
- attributes->l4_mask.udp.hdr = (struct rte_udp_hdr){
- .src_port = mask->src_port_mask,
- .dst_port = mask->dst_port_mask,
- };
- attributes->items[2] = (struct rte_flow_item){
- .type = RTE_FLOW_ITEM_TYPE_UDP,
- .spec = &attributes->l4,
- .mask = &attributes->l4_mask,
- };
- break;
- case RTE_ETH_FLOW_NONFRAG_IPV6_TCP:
- attributes->l4.tcp.hdr = (struct rte_tcp_hdr){
- .src_port = input->flow.tcp6_flow.src_port,
- .dst_port = input->flow.tcp6_flow.dst_port,
- };
- attributes->l4_mask.tcp.hdr = (struct rte_tcp_hdr){
- .src_port = mask->src_port_mask,
- .dst_port = mask->dst_port_mask,
- };
- attributes->items[2] = (struct rte_flow_item){
- .type = RTE_FLOW_ITEM_TYPE_TCP,
- .spec = &attributes->l4,
- .mask = &attributes->l4_mask,
- };
- break;
- case RTE_ETH_FLOW_NONFRAG_IPV4_OTHER:
- case RTE_ETH_FLOW_NONFRAG_IPV6_OTHER:
- break;
- default:
- DRV_LOG(ERR, "port %u invalid flow type%d",
- dev->data->port_id, fdir_filter->input.flow_type);
- rte_errno = ENOTSUP;
- return -rte_errno;
- }
- return 0;
-}
-
-#define FLOW_FDIR_CMP(f1, f2, fld) \
- memcmp(&(f1)->fld, &(f2)->fld, sizeof(f1->fld))
-
-/**
- * Compare two FDIR flows. If items and actions are identical, the two flows are
- * regarded as same.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @param f1
- * FDIR flow to compare.
- * @param f2
- * FDIR flow to compare.
- *
- * @return
- * Zero on match, 1 otherwise.
- */
-static int
-flow_fdir_cmp(const struct mlx5_fdir *f1, const struct mlx5_fdir *f2)
-{
- if (FLOW_FDIR_CMP(f1, f2, attr) ||
- FLOW_FDIR_CMP(f1, f2, l2) ||
- FLOW_FDIR_CMP(f1, f2, l2_mask) ||
- FLOW_FDIR_CMP(f1, f2, l3) ||
- FLOW_FDIR_CMP(f1, f2, l3_mask) ||
- FLOW_FDIR_CMP(f1, f2, l4) ||
- FLOW_FDIR_CMP(f1, f2, l4_mask) ||
- FLOW_FDIR_CMP(f1, f2, actions[0].type))
- return 1;
- if (f1->actions[0].type == RTE_FLOW_ACTION_TYPE_QUEUE &&
- FLOW_FDIR_CMP(f1, f2, queue))
- return 1;
- return 0;
-}
-
-/**
- * Search device flow list to find out a matched FDIR flow.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @param fdir_flow
- * FDIR flow to lookup.
- *
- * @return
- * Index of flow if found, 0 otherwise.
- */
-static uint32_t
-flow_fdir_filter_lookup(struct rte_eth_dev *dev, struct mlx5_fdir *fdir_flow)
-{
- struct mlx5_priv *priv = dev->data->dev_private;
- uint32_t flow_idx = 0;
- struct mlx5_fdir_flow *priv_fdir_flow = NULL;
-
- MLX5_ASSERT(fdir_flow);
- LIST_FOREACH(priv_fdir_flow, &priv->fdir_flows, next) {
- if (!flow_fdir_cmp(priv_fdir_flow->fdir, fdir_flow)) {
- DRV_LOG(DEBUG, "port %u found FDIR flow %u",
- dev->data->port_id, flow_idx);
- flow_idx = priv_fdir_flow->rix_flow;
- break;
- }
- }
- return flow_idx;
-}
-
-/**
- * Add new flow director filter and store it in list.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @param fdir_filter
- * Flow director filter to add.
- *
- * @return
- * 0 on success, a negative errno value otherwise and rte_errno is set.
- */
-static int
-flow_fdir_filter_add(struct rte_eth_dev *dev,
- const struct rte_eth_fdir_filter *fdir_filter)
-{
- struct mlx5_priv *priv = dev->data->dev_private;
- struct mlx5_fdir *fdir_flow;
- struct rte_flow *flow;
- struct mlx5_fdir_flow *priv_fdir_flow = NULL;
- uint32_t flow_idx;
- int ret;
-
- fdir_flow = mlx5_malloc(MLX5_MEM_ZERO, sizeof(*fdir_flow), 0,
- SOCKET_ID_ANY);
- if (!fdir_flow) {
- rte_errno = ENOMEM;
- return -rte_errno;
- }
- ret = flow_fdir_filter_convert(dev, fdir_filter, fdir_flow);
- if (ret)
- goto error;
- flow_idx = flow_fdir_filter_lookup(dev, fdir_flow);
- if (flow_idx) {
- rte_errno = EEXIST;
- goto error;
- }
- priv_fdir_flow = mlx5_malloc(MLX5_MEM_ZERO,
- sizeof(struct mlx5_fdir_flow),
- 0, SOCKET_ID_ANY);
- if (!priv_fdir_flow) {
- rte_errno = ENOMEM;
- goto error;
- }
- flow_idx = flow_list_create(dev, &priv->flows, &fdir_flow->attr,
- fdir_flow->items, fdir_flow->actions, true,
- NULL);
- flow = mlx5_ipool_get(priv->sh->ipool[MLX5_IPOOL_RTE_FLOW], flow_idx);
- if (!flow)
- goto error;
- flow->fdir = 1;
- priv_fdir_flow->fdir = fdir_flow;
- priv_fdir_flow->rix_flow = flow_idx;
- LIST_INSERT_HEAD(&priv->fdir_flows, priv_fdir_flow, next);
- DRV_LOG(DEBUG, "port %u created FDIR flow %p",
- dev->data->port_id, (void *)flow);
- return 0;
-error:
- mlx5_free(priv_fdir_flow);
- mlx5_free(fdir_flow);
- return -rte_errno;
-}
-
-/**
- * Delete specific filter.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @param fdir_filter
- * Filter to be deleted.
- *
- * @return
- * 0 on success, a negative errno value otherwise and rte_errno is set.
- */
-static int
-flow_fdir_filter_delete(struct rte_eth_dev *dev,
- const struct rte_eth_fdir_filter *fdir_filter)
-{
- struct mlx5_priv *priv = dev->data->dev_private;
- uint32_t flow_idx;
- struct mlx5_fdir fdir_flow = {
- .attr.group = 0,
- };
- struct mlx5_fdir_flow *priv_fdir_flow = NULL;
- int ret;
-
- ret = flow_fdir_filter_convert(dev, fdir_filter, &fdir_flow);
- if (ret)
- return -rte_errno;
- LIST_FOREACH(priv_fdir_flow, &priv->fdir_flows, next) {
- /* Find the fdir in priv list */
- if (!flow_fdir_cmp(priv_fdir_flow->fdir, &fdir_flow))
- break;
- }
- if (!priv_fdir_flow)
- return 0;
- LIST_REMOVE(priv_fdir_flow, next);
- flow_idx = priv_fdir_flow->rix_flow;
- flow_list_destroy(dev, &priv->flows, flow_idx);
- mlx5_free(priv_fdir_flow->fdir);
- mlx5_free(priv_fdir_flow);
- DRV_LOG(DEBUG, "port %u deleted FDIR flow %u",
- dev->data->port_id, flow_idx);
- return 0;
-}
-
-/**
- * Update queue for specific filter.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @param fdir_filter
- * Filter to be updated.
- *
- * @return
- * 0 on success, a negative errno value otherwise and rte_errno is set.
- */
-static int
-flow_fdir_filter_update(struct rte_eth_dev *dev,
- const struct rte_eth_fdir_filter *fdir_filter)
-{
- int ret;
-
- ret = flow_fdir_filter_delete(dev, fdir_filter);
- if (ret)
- return ret;
- return flow_fdir_filter_add(dev, fdir_filter);
-}
-
-/**
- * Flush all filters.
- *
- * @param dev
- * Pointer to Ethernet device.
- */
-static void
-flow_fdir_filter_flush(struct rte_eth_dev *dev)
-{
- struct mlx5_priv *priv = dev->data->dev_private;
- struct mlx5_fdir_flow *priv_fdir_flow = NULL;
-
- while (!LIST_EMPTY(&priv->fdir_flows)) {
- priv_fdir_flow = LIST_FIRST(&priv->fdir_flows);
- LIST_REMOVE(priv_fdir_flow, next);
- flow_list_destroy(dev, &priv->flows, priv_fdir_flow->rix_flow);
- mlx5_free(priv_fdir_flow->fdir);
- mlx5_free(priv_fdir_flow);
- }
-}
-
-/**
- * Get flow director information.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @param[out] fdir_info
- * Resulting flow director information.
- */
-static void
-flow_fdir_info_get(struct rte_eth_dev *dev, struct rte_eth_fdir_info *fdir_info)
-{
- struct rte_eth_fdir_masks *mask =
- &dev->data->dev_conf.fdir_conf.mask;
-
- fdir_info->mode = dev->data->dev_conf.fdir_conf.mode;
- fdir_info->guarant_spc = 0;
- rte_memcpy(&fdir_info->mask, mask, sizeof(fdir_info->mask));
- fdir_info->max_flexpayload = 0;
- fdir_info->flow_types_mask[0] = 0;
- fdir_info->flex_payload_unit = 0;
- fdir_info->max_flex_payload_segment_num = 0;
- fdir_info->flex_payload_limit = 0;
- memset(&fdir_info->flex_conf, 0, sizeof(fdir_info->flex_conf));
-}
-
-/**
- * Deal with flow director operations.
- *
- * @param dev
- * Pointer to Ethernet device.
- * @param filter_op
- * Operation to perform.
- * @param arg
- * Pointer to operation-specific structure.
- *
- * @return
- * 0 on success, a negative errno value otherwise and rte_errno is set.
- */
-static int
-flow_fdir_ctrl_func(struct rte_eth_dev *dev, enum rte_filter_op filter_op,
- void *arg)
-{
- enum rte_fdir_mode fdir_mode =
- dev->data->dev_conf.fdir_conf.mode;
-
- if (filter_op == RTE_ETH_FILTER_NOP)
- return 0;
- if (fdir_mode != RTE_FDIR_MODE_PERFECT &&
- fdir_mode != RTE_FDIR_MODE_PERFECT_MAC_VLAN) {
- DRV_LOG(ERR, "port %u flow director mode %d not supported",
- dev->data->port_id, fdir_mode);
- rte_errno = EINVAL;
- return -rte_errno;
- }
- switch (filter_op) {
- case RTE_ETH_FILTER_ADD:
- return flow_fdir_filter_add(dev, arg);
- case RTE_ETH_FILTER_UPDATE:
- return flow_fdir_filter_update(dev, arg);
- case RTE_ETH_FILTER_DELETE:
- return flow_fdir_filter_delete(dev, arg);
- case RTE_ETH_FILTER_FLUSH:
- flow_fdir_filter_flush(dev);
- break;
- case RTE_ETH_FILTER_INFO:
- flow_fdir_info_get(dev, arg);
- break;
- default:
- DRV_LOG(DEBUG, "port %u unknown operation %u",
- dev->data->port_id, filter_op);
- rte_errno = EINVAL;
- return -rte_errno;
- }
- return 0;
-}
-
-/**
- * Manage filter operations.
- *
- * @param dev
- * Pointer to Ethernet device structure.
- * @param filter_type
- * Filter type.
- * @param filter_op
- * Operation to perform.
- * @param arg
- * Pointer to operation-specific structure.
- *
- * @return
- * 0 on success, a negative errno value otherwise and rte_errno is set.
- */
-int
-mlx5_dev_filter_ctrl(struct rte_eth_dev *dev,
- enum rte_filter_type filter_type,
- enum rte_filter_op filter_op,
- void *arg)
-{
- switch (filter_type) {
- case RTE_ETH_FILTER_GENERIC:
- if (filter_op != RTE_ETH_FILTER_GET) {
- rte_errno = EINVAL;
- return -rte_errno;
- }
- *(const void **)arg = &mlx5_flow_ops;
- return 0;
- case RTE_ETH_FILTER_FDIR:
- return flow_fdir_ctrl_func(dev, filter_op, arg);
- default:
- DRV_LOG(ERR, "port %u filter type (%d) not supported",
- dev->data->port_id, filter_type);
- rte_errno = ENOTSUP;
- return -rte_errno;
- }
- return 0;
-}
-
-/**
- * Create the needed meter and suffix tables.
- *
- * @param[in] dev
- * Pointer to Ethernet device.
- * @param[in] fm
- * Pointer to the flow meter.
- *
- * @return
- * Pointer to table set on success, NULL otherwise.
- */
-struct mlx5_meter_domains_infos *
-mlx5_flow_create_mtr_tbls(struct rte_eth_dev *dev,
- const struct mlx5_flow_meter *fm)
+struct mlx5_meter_domains_infos *
+mlx5_flow_create_mtr_tbls(struct rte_eth_dev *dev,
+ const struct mlx5_flow_meter *fm)
{
const struct mlx5_flow_driver_ops *fops;
return -ENOTSUP;
}
-#define MLX5_POOL_QUERY_FREQ_US 1000000
-
/**
- * Get number of all validate pools.
+ * Allocate a new memory for the counter values wrapped by all the needed
+ * management.
*
* @param[in] sh
* Pointer to mlx5_dev_ctx_shared object.
*
* @return
- * The number of all validate pools.
+ * 0 on success, a negative errno value otherwise.
*/
-static uint32_t
-mlx5_get_all_valid_pool_count(struct mlx5_dev_ctx_shared *sh)
+static int
+mlx5_flow_create_counter_stat_mem_mng(struct mlx5_dev_ctx_shared *sh)
{
+ struct mlx5_devx_mkey_attr mkey_attr;
+ struct mlx5_counter_stats_mem_mng *mem_mng;
+ volatile struct flow_counter_stats *raw_data;
+ int raws_n = MLX5_CNT_CONTAINER_RESIZE + MLX5_MAX_PENDING_QUERIES;
+ int size = (sizeof(struct flow_counter_stats) *
+ MLX5_COUNTERS_PER_POOL +
+ sizeof(struct mlx5_counter_stats_raw)) * raws_n +
+ sizeof(struct mlx5_counter_stats_mem_mng);
+ size_t pgsize = rte_mem_page_size();
+ uint8_t *mem;
int i;
- uint32_t pools_n = 0;
- for (i = 0; i < MLX5_CCONT_TYPE_MAX; ++i)
- pools_n += rte_atomic16_read(&sh->cmng.ccont[i].n_valid);
- return pools_n;
+ if (pgsize == (size_t)-1) {
+ DRV_LOG(ERR, "Failed to get mem page size");
+ rte_errno = ENOMEM;
+ return -ENOMEM;
+ }
+ mem = mlx5_malloc(MLX5_MEM_ZERO, size, pgsize, SOCKET_ID_ANY);
+ if (!mem) {
+ rte_errno = ENOMEM;
+ return -ENOMEM;
+ }
+ mem_mng = (struct mlx5_counter_stats_mem_mng *)(mem + size) - 1;
+ size = sizeof(*raw_data) * MLX5_COUNTERS_PER_POOL * raws_n;
+ mem_mng->umem = mlx5_os_umem_reg(sh->ctx, mem, size,
+ IBV_ACCESS_LOCAL_WRITE);
+ if (!mem_mng->umem) {
+ rte_errno = errno;
+ mlx5_free(mem);
+ return -rte_errno;
+ }
+ mkey_attr.addr = (uintptr_t)mem;
+ mkey_attr.size = size;
+ mkey_attr.umem_id = mlx5_os_get_umem_id(mem_mng->umem);
+ mkey_attr.pd = sh->pdn;
+ mkey_attr.log_entity_size = 0;
+ mkey_attr.pg_access = 0;
+ mkey_attr.klm_array = NULL;
+ mkey_attr.klm_num = 0;
+ mkey_attr.relaxed_ordering_write = sh->cmng.relaxed_ordering_write;
+ mkey_attr.relaxed_ordering_read = sh->cmng.relaxed_ordering_read;
+ mem_mng->dm = mlx5_devx_cmd_mkey_create(sh->ctx, &mkey_attr);
+ if (!mem_mng->dm) {
+ mlx5_os_umem_dereg(mem_mng->umem);
+ rte_errno = errno;
+ mlx5_free(mem);
+ return -rte_errno;
+ }
+ mem_mng->raws = (struct mlx5_counter_stats_raw *)(mem + size);
+ raw_data = (volatile struct flow_counter_stats *)mem;
+ for (i = 0; i < raws_n; ++i) {
+ mem_mng->raws[i].mem_mng = mem_mng;
+ mem_mng->raws[i].data = raw_data + i * MLX5_COUNTERS_PER_POOL;
+ }
+ for (i = 0; i < MLX5_MAX_PENDING_QUERIES; ++i)
+ LIST_INSERT_HEAD(&sh->cmng.free_stat_raws,
+ mem_mng->raws + MLX5_CNT_CONTAINER_RESIZE + i,
+ next);
+ LIST_INSERT_HEAD(&sh->cmng.mem_mngs, mem_mng, next);
+ sh->cmng.mem_mng = mem_mng;
+ return 0;
+}
+
+/**
+ * Set the statistic memory to the new counter pool.
+ *
+ * @param[in] sh
+ * Pointer to mlx5_dev_ctx_shared object.
+ * @param[in] pool
+ * Pointer to the pool to set the statistic memory.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise.
+ */
+static int
+mlx5_flow_set_counter_stat_mem(struct mlx5_dev_ctx_shared *sh,
+ struct mlx5_flow_counter_pool *pool)
+{
+ struct mlx5_flow_counter_mng *cmng = &sh->cmng;
+ /* Resize statistic memory once used out. */
+ if (!(pool->index % MLX5_CNT_CONTAINER_RESIZE) &&
+ mlx5_flow_create_counter_stat_mem_mng(sh)) {
+ DRV_LOG(ERR, "Cannot resize counter stat mem.");
+ return -1;
+ }
+ rte_spinlock_lock(&pool->sl);
+ pool->raw = cmng->mem_mng->raws + pool->index %
+ MLX5_CNT_CONTAINER_RESIZE;
+ rte_spinlock_unlock(&pool->sl);
+ pool->raw_hw = NULL;
+ return 0;
}
+#define MLX5_POOL_QUERY_FREQ_US 1000000
+
/**
* Set the periodic procedure for triggering asynchronous batch queries for all
* the counter pools.
{
uint32_t pools_n, us;
- pools_n = mlx5_get_all_valid_pool_count(sh);
+ pools_n = __atomic_load_n(&sh->cmng.n_valid, __ATOMIC_RELAXED);
us = MLX5_POOL_QUERY_FREQ_US / pools_n;
DRV_LOG(DEBUG, "Set alarm for %u pools each %u us", pools_n, us);
if (rte_eal_alarm_set(us, mlx5_flow_query_alarm, sh)) {
mlx5_flow_query_alarm(void *arg)
{
struct mlx5_dev_ctx_shared *sh = arg;
- struct mlx5_devx_obj *dcs;
- uint16_t offset;
int ret;
- uint8_t batch = sh->cmng.batch;
- uint8_t age = sh->cmng.age;
uint16_t pool_index = sh->cmng.pool_index;
- struct mlx5_pools_container *cont;
+ struct mlx5_flow_counter_mng *cmng = &sh->cmng;
struct mlx5_flow_counter_pool *pool;
- int cont_loop = MLX5_CCONT_TYPE_MAX;
+ uint16_t n_valid;
if (sh->cmng.pending_queries >= MLX5_MAX_PENDING_QUERIES)
goto set_alarm;
-next_container:
- cont = MLX5_CNT_CONTAINER(sh, batch, age);
- rte_spinlock_lock(&cont->resize_sl);
- if (!cont->pools) {
- rte_spinlock_unlock(&cont->resize_sl);
- /* Check if all the containers are empty. */
- if (unlikely(--cont_loop == 0))
- goto set_alarm;
- batch ^= 0x1;
- pool_index = 0;
- if (batch == 0 && pool_index == 0) {
- age ^= 0x1;
- sh->cmng.batch = batch;
- sh->cmng.age = age;
- }
- goto next_container;
- }
- pool = cont->pools[pool_index];
- rte_spinlock_unlock(&cont->resize_sl);
+ rte_spinlock_lock(&cmng->pool_update_sl);
+ pool = cmng->pools[pool_index];
+ n_valid = cmng->n_valid;
+ rte_spinlock_unlock(&cmng->pool_update_sl);
+ /* Set the statistic memory to the new created pool. */
+ if ((!pool->raw && mlx5_flow_set_counter_stat_mem(sh, pool)))
+ goto set_alarm;
if (pool->raw_hw)
/* There is a pool query in progress. */
goto set_alarm;
if (!pool->raw_hw)
/* No free counter statistics raw memory. */
goto set_alarm;
- dcs = (struct mlx5_devx_obj *)(uintptr_t)rte_atomic64_read
- (&pool->a64_dcs);
- offset = batch ? 0 : dcs->id % MLX5_COUNTERS_PER_POOL;
/*
* Identify the counters released between query trigger and query
- * handle more effiecntly. The counter released in this gap period
+ * handle more efficiently. The counter released in this gap period
* should wait for a new round of query as the new arrived packets
* will not be taken into account.
*/
pool->query_gen++;
- ret = mlx5_devx_cmd_flow_counter_query(dcs, 0, MLX5_COUNTERS_PER_POOL -
- offset, NULL, NULL,
+ ret = mlx5_devx_cmd_flow_counter_query(pool->min_dcs, 0,
+ MLX5_COUNTERS_PER_POOL,
+ NULL, NULL,
pool->raw_hw->mem_mng->dm->id,
(void *)(uintptr_t)
- (pool->raw_hw->data + offset),
+ pool->raw_hw->data,
sh->devx_comp,
(uint64_t)(uintptr_t)pool);
if (ret) {
pool->raw_hw = NULL;
goto set_alarm;
}
- pool->raw_hw->min_dcs_id = dcs->id;
LIST_REMOVE(pool->raw_hw, next);
sh->cmng.pending_queries++;
pool_index++;
- if (pool_index >= rte_atomic16_read(&cont->n_valid)) {
- batch ^= 0x1;
+ if (pool_index >= n_valid)
pool_index = 0;
- if (batch == 0 && pool_index == 0)
- age ^= 0x1;
- }
set_alarm:
- sh->cmng.batch = batch;
sh->cmng.pool_index = pool_index;
- sh->cmng.age = age;
mlx5_set_query_alarm(sh);
}
struct mlx5_age_param *age_param;
struct mlx5_counter_stats_raw *cur = pool->raw_hw;
struct mlx5_counter_stats_raw *prev = pool->raw;
- uint16_t curr = rte_rdtsc() / (rte_get_tsc_hz() / 10);
+ const uint64_t curr_time = MLX5_CURR_TIME_SEC;
+ const uint32_t time_delta = curr_time - pool->time_of_last_age_check;
+ uint16_t expected = AGE_CANDIDATE;
uint32_t i;
+ pool->time_of_last_age_check = curr_time;
for (i = 0; i < MLX5_COUNTERS_PER_POOL; ++i) {
cnt = MLX5_POOL_GET_CNT(pool, i);
age_param = MLX5_CNT_TO_AGE(cnt);
- if (rte_atomic16_read(&age_param->state) != AGE_CANDIDATE)
+ if (__atomic_load_n(&age_param->state,
+ __ATOMIC_RELAXED) != AGE_CANDIDATE)
continue;
if (cur->data[i].hits != prev->data[i].hits) {
- age_param->expire = curr + age_param->timeout;
+ __atomic_store_n(&age_param->sec_since_last_hit, 0,
+ __ATOMIC_RELAXED);
continue;
}
- if ((uint16_t)(curr - age_param->expire) >= (UINT16_MAX / 2))
+ if (__atomic_add_fetch(&age_param->sec_since_last_hit,
+ time_delta,
+ __ATOMIC_RELAXED) <= age_param->timeout)
continue;
/**
* Hold the lock first, or if between the
priv = rte_eth_devices[age_param->port_id].data->dev_private;
age_info = GET_PORT_AGE_INFO(priv);
rte_spinlock_lock(&age_info->aged_sl);
- /* If the cpmset fails, release happens. */
- if (rte_atomic16_cmpset((volatile uint16_t *)
- &age_param->state,
- AGE_CANDIDATE,
- AGE_TMOUT) ==
- AGE_CANDIDATE) {
+ if (__atomic_compare_exchange_n(&age_param->state, &expected,
+ AGE_TMOUT, false,
+ __ATOMIC_RELAXED,
+ __ATOMIC_RELAXED)) {
TAILQ_INSERT_TAIL(&age_info->aged_counters, cnt, next);
MLX5_AGE_SET(age_info, MLX5_AGE_EVENT_NEW);
}
rte_spinlock_unlock(&age_info->aged_sl);
}
- for (i = 0; i < sh->max_port; i++) {
- age_info = &sh->port[i].age_info;
- if (!MLX5_AGE_GET(age_info, MLX5_AGE_EVENT_NEW))
- continue;
- if (MLX5_AGE_GET(age_info, MLX5_AGE_TRIGGER))
- _rte_eth_dev_callback_process
- (&rte_eth_devices[sh->port[i].devx_ih_port_id],
- RTE_ETH_EVENT_FLOW_AGED, NULL);
- age_info->flags = 0;
- }
+ mlx5_age_event_prepare(sh);
}
/**
struct mlx5_flow_counter_pool *pool =
(struct mlx5_flow_counter_pool *)(uintptr_t)async_id;
struct mlx5_counter_stats_raw *raw_to_free;
- uint8_t age = !!IS_AGE_POOL(pool);
uint8_t query_gen = pool->query_gen ^ 1;
- struct mlx5_pools_container *cont =
- MLX5_CNT_CONTAINER(sh, !IS_EXT_POOL(pool), age);
+ struct mlx5_flow_counter_mng *cmng = &sh->cmng;
+ enum mlx5_counter_type cnt_type =
+ pool->is_aged ? MLX5_COUNTER_TYPE_AGE :
+ MLX5_COUNTER_TYPE_ORIGIN;
if (unlikely(status)) {
raw_to_free = pool->raw_hw;
} else {
raw_to_free = pool->raw;
- if (IS_AGE_POOL(pool))
+ if (pool->is_aged)
mlx5_flow_aging_check(sh, pool);
rte_spinlock_lock(&pool->sl);
pool->raw = pool->raw_hw;
rte_spinlock_unlock(&pool->sl);
/* Be sure the new raw counters data is updated in memory. */
- rte_cio_wmb();
+ rte_io_wmb();
if (!TAILQ_EMPTY(&pool->counters[query_gen])) {
- rte_spinlock_lock(&cont->csl);
- TAILQ_CONCAT(&cont->counters,
+ rte_spinlock_lock(&cmng->csl[cnt_type]);
+ TAILQ_CONCAT(&cmng->counters[cnt_type],
&pool->counters[query_gen], next);
- rte_spinlock_unlock(&cont->csl);
+ rte_spinlock_unlock(&cmng->csl[cnt_type]);
}
}
LIST_INSERT_HEAD(&sh->cmng.free_stat_raws, raw_to_free, next);
sh->cmng.pending_queries--;
}
-/**
- * Translate the rte_flow group index to HW table value.
- *
- * @param[in] attributes
- * Pointer to flow attributes
- * @param[in] external
- * Value is part of flow rule created by request external to PMD.
- * @param[in] group
- * rte_flow group index value.
- * @param[out] fdb_def_rule
- * Whether fdb jump to table 1 is configured.
- * @param[out] table
- * HW table value.
- * @param[out] error
- * Pointer to error structure.
- *
- * @return
- * 0 on success, a negative errno value otherwise and rte_errno is set.
- */
-int
-mlx5_flow_group_to_table(const struct rte_flow_attr *attributes, bool external,
- uint32_t group, bool fdb_def_rule, uint32_t *table,
- struct rte_flow_error *error)
+static int
+flow_group_to_table(uint32_t port_id, uint32_t group, uint32_t *table,
+ const struct flow_grp_info *grp_info,
+ struct rte_flow_error *error)
{
- if (attributes->transfer && external && fdb_def_rule) {
+ if (grp_info->transfer && grp_info->external &&
+ grp_info->fdb_def_rule) {
if (group == UINT32_MAX)
return rte_flow_error_set
(error, EINVAL,
} else {
*table = group;
}
+ DRV_LOG(DEBUG, "port %u group=%#x table=%#x", port_id, group, *table);
return 0;
}
+/**
+ * Translate the rte_flow group index to HW table value.
+ *
+ * If tunnel offload is disabled, all group ids converted to flow table
+ * id using the standard method.
+ * If tunnel offload is enabled, group id can be converted using the
+ * standard or tunnel conversion method. Group conversion method
+ * selection depends on flags in `grp_info` parameter:
+ * - Internal (grp_info.external == 0) groups conversion uses the
+ * standard method.
+ * - Group ids in JUMP action converted with the tunnel conversion.
+ * - Group id in rule attribute conversion depends on a rule type and
+ * group id value:
+ * ** non zero group attributes converted with the tunnel method
+ * ** zero group attribute in non-tunnel rule is converted using the
+ * standard method - there's only one root table
+ * ** zero group attribute in steer tunnel rule is converted with the
+ * standard method - single root table
+ * ** zero group attribute in match tunnel rule is a special OvS
+ * case: that value is used for portability reasons. That group
+ * id is converted with the tunnel conversion method.
+ *
+ * @param[in] dev
+ * Port device
+ * @param[in] tunnel
+ * PMD tunnel offload object
+ * @param[in] group
+ * rte_flow group index value.
+ * @param[out] table
+ * HW table value.
+ * @param[in] grp_info
+ * flags used for conversion
+ * @param[out] error
+ * Pointer to error structure.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_flow_group_to_table(struct rte_eth_dev *dev,
+ const struct mlx5_flow_tunnel *tunnel,
+ uint32_t group, uint32_t *table,
+ const struct flow_grp_info *grp_info,
+ struct rte_flow_error *error)
+{
+ int ret;
+ bool standard_translation;
+
+ if (!grp_info->skip_scale && grp_info->external &&
+ group < MLX5_MAX_TABLES_EXTERNAL)
+ group *= MLX5_FLOW_TABLE_FACTOR;
+ if (is_tunnel_offload_active(dev)) {
+ standard_translation = !grp_info->external ||
+ grp_info->std_tbl_fix;
+ } else {
+ standard_translation = true;
+ }
+ DRV_LOG(DEBUG,
+ "port %u group=%u transfer=%d external=%d fdb_def_rule=%d translate=%s",
+ dev->data->port_id, group, grp_info->transfer,
+ grp_info->external, grp_info->fdb_def_rule,
+ standard_translation ? "STANDARD" : "TUNNEL");
+ if (standard_translation)
+ ret = flow_group_to_table(dev->data->port_id, group, table,
+ grp_info, error);
+ else
+ ret = tunnel_flow_group_to_flow_table(dev, tunnel, group,
+ table, error);
+
+ return ret;
+}
+
/**
* Discover availability of metadata reg_c's.
*
for (idx = REG_C_2; idx <= REG_C_7; ++idx) {
struct rte_flow_attr attr = {
.group = MLX5_FLOW_MREG_CP_TABLE_GROUP,
- .priority = MLX5_FLOW_PRIO_RSVD,
+ .priority = MLX5_FLOW_LOWEST_PRIO_INDICATOR,
.ingress = 1,
};
struct rte_flow_item items[] = {
flow_idx);
if (!flow)
continue;
- if (dev->data->dev_started || !flow_drv_apply(dev, flow, NULL))
- config->flow_mreg_c[n++] = idx;
+ config->flow_mreg_c[n++] = idx;
flow_list_destroy(dev, NULL, flow_idx);
}
for (; n < MLX5_MREG_C_NUM; ++n)
- config->flow_mreg_c[n] = REG_NONE;
+ config->flow_mreg_c[n] = REG_NON;
return 0;
}
* 0 on success, a nagative value otherwise.
*/
int
-mlx5_flow_dev_dump(struct rte_eth_dev *dev,
+mlx5_flow_dev_dump(struct rte_eth_dev *dev, struct rte_flow *flow_idx,
FILE *file,
struct rte_flow_error *error __rte_unused)
{
struct mlx5_priv *priv = dev->data->dev_private;
struct mlx5_dev_ctx_shared *sh = priv->sh;
- return mlx5_devx_cmd_flow_dump(sh->fdb_domain, sh->rx_domain,
- sh->tx_domain, file);
+ if (!priv->config.dv_flow_en) {
+ if (fputs("device dv flow disabled\n", file) <= 0)
+ return -errno;
+ return -ENOTSUP;
+ }
+
+ if (!flow_idx)
+ return mlx5_devx_cmd_flow_dump(sh->fdb_domain,
+ sh->rx_domain, sh->tx_domain, file);
+ return -ENOTSUP;
}
/**
dev->data->port_id);
return -ENOTSUP;
}
+
+/* Wrapper for driver action_validate op callback */
+static int
+flow_drv_action_validate(struct rte_eth_dev *dev,
+ const struct rte_flow_indir_action_conf *conf,
+ const struct rte_flow_action *action,
+ const struct mlx5_flow_driver_ops *fops,
+ struct rte_flow_error *error)
+{
+ static const char err_msg[] = "indirect action validation unsupported";
+
+ if (!fops->action_validate) {
+ DRV_LOG(ERR, "port %u %s.", dev->data->port_id, err_msg);
+ rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ACTION,
+ NULL, err_msg);
+ return -rte_errno;
+ }
+ return fops->action_validate(dev, conf, action, error);
+}
+
+/**
+ * Destroys the shared action by handle.
+ *
+ * @param dev
+ * Pointer to Ethernet device structure.
+ * @param[in] handle
+ * Handle for the indirect action object to be destroyed.
+ * @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 errno value otherwise and rte_errno is set.
+ *
+ * @note: wrapper for driver action_create op callback.
+ */
+static int
+mlx5_action_handle_destroy(struct rte_eth_dev *dev,
+ struct rte_flow_action_handle *handle,
+ struct rte_flow_error *error)
+{
+ static const char err_msg[] = "indirect action destruction unsupported";
+ struct rte_flow_attr attr = { .transfer = 0 };
+ const struct mlx5_flow_driver_ops *fops =
+ flow_get_drv_ops(flow_get_drv_type(dev, &attr));
+
+ if (!fops->action_destroy) {
+ DRV_LOG(ERR, "port %u %s.", dev->data->port_id, err_msg);
+ rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ACTION,
+ NULL, err_msg);
+ return -rte_errno;
+ }
+ return fops->action_destroy(dev, handle, error);
+}
+
+/* Wrapper for driver action_destroy op callback */
+static int
+flow_drv_action_update(struct rte_eth_dev *dev,
+ struct rte_flow_action_handle *handle,
+ const void *update,
+ const struct mlx5_flow_driver_ops *fops,
+ struct rte_flow_error *error)
+{
+ static const char err_msg[] = "indirect action update unsupported";
+
+ if (!fops->action_update) {
+ DRV_LOG(ERR, "port %u %s.", dev->data->port_id, err_msg);
+ rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ACTION,
+ NULL, err_msg);
+ return -rte_errno;
+ }
+ return fops->action_update(dev, handle, update, error);
+}
+
+/* Wrapper for driver action_destroy op callback */
+static int
+flow_drv_action_query(struct rte_eth_dev *dev,
+ const struct rte_flow_action_handle *handle,
+ void *data,
+ const struct mlx5_flow_driver_ops *fops,
+ struct rte_flow_error *error)
+{
+ static const char err_msg[] = "indirect action query unsupported";
+
+ if (!fops->action_query) {
+ DRV_LOG(ERR, "port %u %s.", dev->data->port_id, err_msg);
+ rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ACTION,
+ NULL, err_msg);
+ return -rte_errno;
+ }
+ return fops->action_query(dev, handle, data, error);
+}
+
+/**
+ * Create indirect action for reuse in multiple flow rules.
+ *
+ * @param dev
+ * Pointer to Ethernet device structure.
+ * @param conf
+ * Pointer to indirect action object configuration.
+ * @param[in] action
+ * Action configuration for indirect action object creation.
+ * @param[out] error
+ * Perform verbose error reporting if not NULL. PMDs initialize this
+ * structure in case of error only.
+ * @return
+ * A valid handle in case of success, NULL otherwise and rte_errno is set.
+ */
+static struct rte_flow_action_handle *
+mlx5_action_handle_create(struct rte_eth_dev *dev,
+ const struct rte_flow_indir_action_conf *conf,
+ const struct rte_flow_action *action,
+ struct rte_flow_error *error)
+{
+ static const char err_msg[] = "indirect action creation unsupported";
+ struct rte_flow_attr attr = { .transfer = 0 };
+ const struct mlx5_flow_driver_ops *fops =
+ flow_get_drv_ops(flow_get_drv_type(dev, &attr));
+
+ if (flow_drv_action_validate(dev, conf, action, fops, error))
+ return NULL;
+ if (!fops->action_create) {
+ DRV_LOG(ERR, "port %u %s.", dev->data->port_id, err_msg);
+ rte_flow_error_set(error, ENOTSUP, RTE_FLOW_ERROR_TYPE_ACTION,
+ NULL, err_msg);
+ return NULL;
+ }
+ return fops->action_create(dev, conf, action, error);
+}
+
+/**
+ * Updates inplace the indirect action configuration pointed by *handle*
+ * with the configuration provided as *update* argument.
+ * The update of the indirect action configuration effects all flow rules
+ * reusing the action via handle.
+ *
+ * @param dev
+ * Pointer to Ethernet device structure.
+ * @param[in] handle
+ * Handle for the indirect action to be updated.
+ * @param[in] update
+ * Action specification used to modify the action pointed by handle.
+ * *update* could be of same type with the action pointed by the *handle*
+ * handle argument, or some other structures like a wrapper, depending on
+ * the indirect action type.
+ * @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 errno value otherwise and rte_errno is set.
+ */
+static int
+mlx5_action_handle_update(struct rte_eth_dev *dev,
+ struct rte_flow_action_handle *handle,
+ const void *update,
+ struct rte_flow_error *error)
+{
+ struct rte_flow_attr attr = { .transfer = 0 };
+ const struct mlx5_flow_driver_ops *fops =
+ flow_get_drv_ops(flow_get_drv_type(dev, &attr));
+ int ret;
+
+ ret = flow_drv_action_validate(dev, NULL,
+ (const struct rte_flow_action *)update, fops, error);
+ if (ret)
+ return ret;
+ return flow_drv_action_update(dev, handle, update, fops,
+ error);
+}
+
+/**
+ * Query the indirect action by handle.
+ *
+ * This function allows retrieving action-specific data such as counters.
+ * Data is gathered by special action which may be present/referenced in
+ * more than one flow rule definition.
+ *
+ * see @RTE_FLOW_ACTION_TYPE_COUNT
+ *
+ * @param dev
+ * Pointer to Ethernet device structure.
+ * @param[in] handle
+ * Handle for the indirect action to query.
+ * @param[in, out] data
+ * Pointer to storage for the associated query data type.
+ * @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 errno value otherwise and rte_errno is set.
+ */
+static int
+mlx5_action_handle_query(struct rte_eth_dev *dev,
+ const struct rte_flow_action_handle *handle,
+ void *data,
+ struct rte_flow_error *error)
+{
+ struct rte_flow_attr attr = { .transfer = 0 };
+ const struct mlx5_flow_driver_ops *fops =
+ flow_get_drv_ops(flow_get_drv_type(dev, &attr));
+
+ return flow_drv_action_query(dev, handle, data, fops, error);
+}
+
+/**
+ * Destroy all indirect actions (shared RSS).
+ *
+ * @param dev
+ * Pointer to Ethernet device.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_action_handle_flush(struct rte_eth_dev *dev)
+{
+ struct rte_flow_error error;
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_shared_action_rss *shared_rss;
+ int ret = 0;
+ uint32_t idx;
+
+ ILIST_FOREACH(priv->sh->ipool[MLX5_IPOOL_RSS_SHARED_ACTIONS],
+ priv->rss_shared_actions, idx, shared_rss, next) {
+ ret |= mlx5_action_handle_destroy(dev,
+ (struct rte_flow_action_handle *)(uintptr_t)idx, &error);
+ }
+ return ret;
+}
+
+#ifndef HAVE_MLX5DV_DR
+#define MLX5_DOMAIN_SYNC_FLOW ((1 << 0) | (1 << 1))
+#else
+#define MLX5_DOMAIN_SYNC_FLOW \
+ (MLX5DV_DR_DOMAIN_SYNC_FLAGS_SW | MLX5DV_DR_DOMAIN_SYNC_FLAGS_HW)
+#endif
+
+int rte_pmd_mlx5_sync_flow(uint16_t port_id, uint32_t domains)
+{
+ struct rte_eth_dev *dev = &rte_eth_devices[port_id];
+ const struct mlx5_flow_driver_ops *fops;
+ int ret;
+ struct rte_flow_attr attr = { .transfer = 0 };
+
+ fops = flow_get_drv_ops(flow_get_drv_type(dev, &attr));
+ ret = fops->sync_domain(dev, domains, MLX5_DOMAIN_SYNC_FLOW);
+ if (ret > 0)
+ ret = -ret;
+ return ret;
+}
+
+/**
+ * tunnel offload functionalilty is defined for DV environment only
+ */
+#ifdef HAVE_IBV_FLOW_DV_SUPPORT
+__extension__
+union tunnel_offload_mark {
+ uint32_t val;
+ struct {
+ uint32_t app_reserve:8;
+ uint32_t table_id:15;
+ uint32_t transfer:1;
+ uint32_t _unused_:8;
+ };
+};
+
+static bool
+mlx5_access_tunnel_offload_db
+ (struct rte_eth_dev *dev,
+ bool (*match)(struct rte_eth_dev *,
+ struct mlx5_flow_tunnel *, const void *),
+ void (*hit)(struct rte_eth_dev *, struct mlx5_flow_tunnel *, void *),
+ void (*miss)(struct rte_eth_dev *, void *),
+ void *ctx, bool lock_op);
+
+static int
+flow_tunnel_add_default_miss(struct rte_eth_dev *dev,
+ struct rte_flow *flow,
+ const struct rte_flow_attr *attr,
+ const struct rte_flow_action *app_actions,
+ uint32_t flow_idx,
+ struct tunnel_default_miss_ctx *ctx,
+ struct rte_flow_error *error)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_flow *dev_flow;
+ struct rte_flow_attr miss_attr = *attr;
+ const struct mlx5_flow_tunnel *tunnel = app_actions[0].conf;
+ const struct rte_flow_item miss_items[2] = {
+ {
+ .type = RTE_FLOW_ITEM_TYPE_ETH,
+ .spec = NULL,
+ .last = NULL,
+ .mask = NULL
+ },
+ {
+ .type = RTE_FLOW_ITEM_TYPE_END,
+ .spec = NULL,
+ .last = NULL,
+ .mask = NULL
+ }
+ };
+ union tunnel_offload_mark mark_id;
+ struct rte_flow_action_mark miss_mark;
+ struct rte_flow_action miss_actions[3] = {
+ [0] = { .type = RTE_FLOW_ACTION_TYPE_MARK, .conf = &miss_mark },
+ [2] = { .type = RTE_FLOW_ACTION_TYPE_END, .conf = NULL }
+ };
+ const struct rte_flow_action_jump *jump_data;
+ uint32_t i, flow_table = 0; /* prevent compilation warning */
+ struct flow_grp_info grp_info = {
+ .external = 1,
+ .transfer = attr->transfer,
+ .fdb_def_rule = !!priv->fdb_def_rule,
+ .std_tbl_fix = 0,
+ };
+ int ret;
+
+ if (!attr->transfer) {
+ uint32_t q_size;
+
+ miss_actions[1].type = RTE_FLOW_ACTION_TYPE_RSS;
+ q_size = priv->reta_idx_n * sizeof(ctx->queue[0]);
+ ctx->queue = mlx5_malloc(MLX5_MEM_SYS | MLX5_MEM_ZERO, q_size,
+ 0, SOCKET_ID_ANY);
+ if (!ctx->queue)
+ return rte_flow_error_set
+ (error, ENOMEM,
+ RTE_FLOW_ERROR_TYPE_ACTION_CONF,
+ NULL, "invalid default miss RSS");
+ ctx->action_rss.func = RTE_ETH_HASH_FUNCTION_DEFAULT,
+ ctx->action_rss.level = 0,
+ ctx->action_rss.types = priv->rss_conf.rss_hf,
+ ctx->action_rss.key_len = priv->rss_conf.rss_key_len,
+ ctx->action_rss.queue_num = priv->reta_idx_n,
+ ctx->action_rss.key = priv->rss_conf.rss_key,
+ ctx->action_rss.queue = ctx->queue;
+ if (!priv->reta_idx_n || !priv->rxqs_n)
+ return rte_flow_error_set
+ (error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION_CONF,
+ NULL, "invalid port configuration");
+ if (!(dev->data->dev_conf.rxmode.mq_mode & ETH_MQ_RX_RSS_FLAG))
+ ctx->action_rss.types = 0;
+ for (i = 0; i != priv->reta_idx_n; ++i)
+ ctx->queue[i] = (*priv->reta_idx)[i];
+ } else {
+ miss_actions[1].type = RTE_FLOW_ACTION_TYPE_JUMP;
+ ctx->miss_jump.group = MLX5_TNL_MISS_FDB_JUMP_GRP;
+ }
+ miss_actions[1].conf = (typeof(miss_actions[1].conf))ctx->raw;
+ for (; app_actions->type != RTE_FLOW_ACTION_TYPE_JUMP; app_actions++);
+ jump_data = app_actions->conf;
+ miss_attr.priority = MLX5_TNL_MISS_RULE_PRIORITY;
+ miss_attr.group = jump_data->group;
+ ret = mlx5_flow_group_to_table(dev, tunnel, jump_data->group,
+ &flow_table, &grp_info, error);
+ if (ret)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION_CONF,
+ NULL, "invalid tunnel id");
+ mark_id.app_reserve = 0;
+ mark_id.table_id = tunnel_flow_tbl_to_id(flow_table);
+ mark_id.transfer = !!attr->transfer;
+ mark_id._unused_ = 0;
+ miss_mark.id = mark_id.val;
+ dev_flow = flow_drv_prepare(dev, flow, &miss_attr,
+ miss_items, miss_actions, flow_idx, error);
+ if (!dev_flow)
+ return -rte_errno;
+ dev_flow->flow = flow;
+ dev_flow->external = true;
+ dev_flow->tunnel = tunnel;
+ /* Subflow object was created, we must include one in the list. */
+ SILIST_INSERT(&flow->dev_handles, dev_flow->handle_idx,
+ dev_flow->handle, next);
+ DRV_LOG(DEBUG,
+ "port %u tunnel type=%d id=%u miss rule priority=%u group=%u",
+ dev->data->port_id, tunnel->app_tunnel.type,
+ tunnel->tunnel_id, miss_attr.priority, miss_attr.group);
+ ret = flow_drv_translate(dev, dev_flow, &miss_attr, miss_items,
+ miss_actions, error);
+ if (!ret)
+ ret = flow_mreg_update_copy_table(dev, flow, miss_actions,
+ error);
+
+ return ret;
+}
+
+static const struct mlx5_flow_tbl_data_entry *
+tunnel_mark_decode(struct rte_eth_dev *dev, uint32_t mark)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_dev_ctx_shared *sh = priv->sh;
+ struct mlx5_hlist_entry *he;
+ union tunnel_offload_mark mbits = { .val = mark };
+ union mlx5_flow_tbl_key table_key = {
+ {
+ .table_id = tunnel_id_to_flow_tbl(mbits.table_id),
+ .dummy = 0,
+ .domain = !!mbits.transfer,
+ .direction = 0,
+ }
+ };
+ he = mlx5_hlist_lookup(sh->flow_tbls, table_key.v64, NULL);
+ return he ?
+ container_of(he, struct mlx5_flow_tbl_data_entry, entry) : NULL;
+}
+
+static void
+mlx5_flow_tunnel_grp2tbl_remove_cb(struct mlx5_hlist *list,
+ struct mlx5_hlist_entry *entry)
+{
+ struct mlx5_dev_ctx_shared *sh = list->ctx;
+ struct tunnel_tbl_entry *tte = container_of(entry, typeof(*tte), hash);
+
+ mlx5_ipool_free(sh->ipool[MLX5_IPOOL_TNL_TBL_ID],
+ tunnel_flow_tbl_to_id(tte->flow_table));
+ mlx5_free(tte);
+}
+
+static int
+mlx5_flow_tunnel_grp2tbl_match_cb(struct mlx5_hlist *list __rte_unused,
+ struct mlx5_hlist_entry *entry,
+ uint64_t key, void *cb_ctx __rte_unused)
+{
+ union tunnel_tbl_key tbl = {
+ .val = key,
+ };
+ struct tunnel_tbl_entry *tte = container_of(entry, typeof(*tte), hash);
+
+ return tbl.tunnel_id != tte->tunnel_id || tbl.group != tte->group;
+}
+
+static struct mlx5_hlist_entry *
+mlx5_flow_tunnel_grp2tbl_create_cb(struct mlx5_hlist *list, uint64_t key,
+ void *ctx __rte_unused)
+{
+ struct mlx5_dev_ctx_shared *sh = list->ctx;
+ struct tunnel_tbl_entry *tte;
+ union tunnel_tbl_key tbl = {
+ .val = key,
+ };
+
+ tte = mlx5_malloc(MLX5_MEM_SYS | MLX5_MEM_ZERO,
+ sizeof(*tte), 0,
+ SOCKET_ID_ANY);
+ if (!tte)
+ goto err;
+ mlx5_ipool_malloc(sh->ipool[MLX5_IPOOL_TNL_TBL_ID],
+ &tte->flow_table);
+ if (tte->flow_table >= MLX5_MAX_TABLES) {
+ DRV_LOG(ERR, "Tunnel TBL ID %d exceed max limit.",
+ tte->flow_table);
+ mlx5_ipool_free(sh->ipool[MLX5_IPOOL_TNL_TBL_ID],
+ tte->flow_table);
+ goto err;
+ } else if (!tte->flow_table) {
+ goto err;
+ }
+ tte->flow_table = tunnel_id_to_flow_tbl(tte->flow_table);
+ tte->tunnel_id = tbl.tunnel_id;
+ tte->group = tbl.group;
+ return &tte->hash;
+err:
+ if (tte)
+ mlx5_free(tte);
+ return NULL;
+}
+
+static uint32_t
+tunnel_flow_group_to_flow_table(struct rte_eth_dev *dev,
+ const struct mlx5_flow_tunnel *tunnel,
+ uint32_t group, uint32_t *table,
+ struct rte_flow_error *error)
+{
+ struct mlx5_hlist_entry *he;
+ struct tunnel_tbl_entry *tte;
+ union tunnel_tbl_key key = {
+ .tunnel_id = tunnel ? tunnel->tunnel_id : 0,
+ .group = group
+ };
+ struct mlx5_flow_tunnel_hub *thub = mlx5_tunnel_hub(dev);
+ struct mlx5_hlist *group_hash;
+
+ group_hash = tunnel ? tunnel->groups : thub->groups;
+ he = mlx5_hlist_register(group_hash, key.val, NULL);
+ if (!he)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ATTR_GROUP,
+ NULL,
+ "tunnel group index not supported");
+ tte = container_of(he, typeof(*tte), hash);
+ *table = tte->flow_table;
+ DRV_LOG(DEBUG, "port %u tunnel %u group=%#x table=%#x",
+ dev->data->port_id, key.tunnel_id, group, *table);
+ return 0;
+}
+
+static void
+mlx5_flow_tunnel_free(struct rte_eth_dev *dev,
+ struct mlx5_flow_tunnel *tunnel)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_indexed_pool *ipool;
+
+ DRV_LOG(DEBUG, "port %u release pmd tunnel id=0x%x",
+ dev->data->port_id, tunnel->tunnel_id);
+ LIST_REMOVE(tunnel, chain);
+ mlx5_hlist_destroy(tunnel->groups);
+ ipool = priv->sh->ipool[MLX5_IPOOL_TUNNEL_ID];
+ mlx5_ipool_free(ipool, tunnel->tunnel_id);
+}
+
+static bool
+mlx5_access_tunnel_offload_db
+ (struct rte_eth_dev *dev,
+ bool (*match)(struct rte_eth_dev *,
+ struct mlx5_flow_tunnel *, const void *),
+ void (*hit)(struct rte_eth_dev *, struct mlx5_flow_tunnel *, void *),
+ void (*miss)(struct rte_eth_dev *, void *),
+ void *ctx, bool lock_op)
+{
+ bool verdict = false;
+ struct mlx5_flow_tunnel_hub *thub = mlx5_tunnel_hub(dev);
+ struct mlx5_flow_tunnel *tunnel;
+
+ rte_spinlock_lock(&thub->sl);
+ LIST_FOREACH(tunnel, &thub->tunnels, chain) {
+ verdict = match(dev, tunnel, (const void *)ctx);
+ if (verdict)
+ break;
+ }
+ if (!lock_op)
+ rte_spinlock_unlock(&thub->sl);
+ if (verdict && hit)
+ hit(dev, tunnel, ctx);
+ if (!verdict && miss)
+ miss(dev, ctx);
+ if (lock_op)
+ rte_spinlock_unlock(&thub->sl);
+
+ return verdict;
+}
+
+struct tunnel_db_find_tunnel_id_ctx {
+ uint32_t tunnel_id;
+ struct mlx5_flow_tunnel *tunnel;
+};
+
+static bool
+find_tunnel_id_match(struct rte_eth_dev *dev,
+ struct mlx5_flow_tunnel *tunnel, const void *x)
+{
+ const struct tunnel_db_find_tunnel_id_ctx *ctx = x;
+
+ RTE_SET_USED(dev);
+ return tunnel->tunnel_id == ctx->tunnel_id;
+}
+
+static void
+find_tunnel_id_hit(struct rte_eth_dev *dev,
+ struct mlx5_flow_tunnel *tunnel, void *x)
+{
+ struct tunnel_db_find_tunnel_id_ctx *ctx = x;
+ RTE_SET_USED(dev);
+ ctx->tunnel = tunnel;
+}
+
+static struct mlx5_flow_tunnel *
+mlx5_find_tunnel_id(struct rte_eth_dev *dev, uint32_t id)
+{
+ struct tunnel_db_find_tunnel_id_ctx ctx = {
+ .tunnel_id = id,
+ };
+
+ mlx5_access_tunnel_offload_db(dev, find_tunnel_id_match,
+ find_tunnel_id_hit, NULL, &ctx, true);
+
+ return ctx.tunnel;
+}
+
+static struct mlx5_flow_tunnel *
+mlx5_flow_tunnel_allocate(struct rte_eth_dev *dev,
+ const struct rte_flow_tunnel *app_tunnel)
+{
+ struct mlx5_priv *priv = dev->data->dev_private;
+ struct mlx5_indexed_pool *ipool;
+ struct mlx5_flow_tunnel *tunnel;
+ uint32_t id;
+
+ ipool = priv->sh->ipool[MLX5_IPOOL_TUNNEL_ID];
+ tunnel = mlx5_ipool_zmalloc(ipool, &id);
+ if (!tunnel)
+ return NULL;
+ if (id >= MLX5_MAX_TUNNELS) {
+ mlx5_ipool_free(ipool, id);
+ DRV_LOG(ERR, "Tunnel ID %d exceed max limit.", id);
+ return NULL;
+ }
+ tunnel->groups = mlx5_hlist_create("tunnel groups", 1024, 0, 0,
+ mlx5_flow_tunnel_grp2tbl_create_cb,
+ mlx5_flow_tunnel_grp2tbl_match_cb,
+ mlx5_flow_tunnel_grp2tbl_remove_cb);
+ if (!tunnel->groups) {
+ mlx5_ipool_free(ipool, id);
+ return NULL;
+ }
+ tunnel->groups->ctx = priv->sh;
+ /* initiate new PMD tunnel */
+ memcpy(&tunnel->app_tunnel, app_tunnel, sizeof(*app_tunnel));
+ tunnel->tunnel_id = id;
+ tunnel->action.type = (typeof(tunnel->action.type))
+ MLX5_RTE_FLOW_ACTION_TYPE_TUNNEL_SET;
+ tunnel->action.conf = tunnel;
+ tunnel->item.type = (typeof(tunnel->item.type))
+ MLX5_RTE_FLOW_ITEM_TYPE_TUNNEL;
+ tunnel->item.spec = tunnel;
+ tunnel->item.last = NULL;
+ tunnel->item.mask = NULL;
+
+ DRV_LOG(DEBUG, "port %u new pmd tunnel id=0x%x",
+ dev->data->port_id, tunnel->tunnel_id);
+
+ return tunnel;
+}
+
+struct tunnel_db_get_tunnel_ctx {
+ const struct rte_flow_tunnel *app_tunnel;
+ struct mlx5_flow_tunnel *tunnel;
+};
+
+static bool get_tunnel_match(struct rte_eth_dev *dev,
+ struct mlx5_flow_tunnel *tunnel, const void *x)
+{
+ const struct tunnel_db_get_tunnel_ctx *ctx = x;
+
+ RTE_SET_USED(dev);
+ return !memcmp(ctx->app_tunnel, &tunnel->app_tunnel,
+ sizeof(*ctx->app_tunnel));
+}
+
+static void get_tunnel_hit(struct rte_eth_dev *dev,
+ struct mlx5_flow_tunnel *tunnel, void *x)
+{
+ /* called under tunnel spinlock protection */
+ struct tunnel_db_get_tunnel_ctx *ctx = x;
+
+ RTE_SET_USED(dev);
+ tunnel->refctn++;
+ ctx->tunnel = tunnel;
+}
+
+static void get_tunnel_miss(struct rte_eth_dev *dev, void *x)
+{
+ /* called under tunnel spinlock protection */
+ struct mlx5_flow_tunnel_hub *thub = mlx5_tunnel_hub(dev);
+ struct tunnel_db_get_tunnel_ctx *ctx = x;
+
+ rte_spinlock_unlock(&thub->sl);
+ ctx->tunnel = mlx5_flow_tunnel_allocate(dev, ctx->app_tunnel);
+ rte_spinlock_lock(&thub->sl);
+ if (ctx->tunnel) {
+ ctx->tunnel->refctn = 1;
+ LIST_INSERT_HEAD(&thub->tunnels, ctx->tunnel, chain);
+ }
+}
+
+
+static int
+mlx5_get_flow_tunnel(struct rte_eth_dev *dev,
+ const struct rte_flow_tunnel *app_tunnel,
+ struct mlx5_flow_tunnel **tunnel)
+{
+ struct tunnel_db_get_tunnel_ctx ctx = {
+ .app_tunnel = app_tunnel,
+ };
+
+ mlx5_access_tunnel_offload_db(dev, get_tunnel_match, get_tunnel_hit,
+ get_tunnel_miss, &ctx, true);
+ *tunnel = ctx.tunnel;
+ return ctx.tunnel ? 0 : -ENOMEM;
+}
+
+void mlx5_release_tunnel_hub(struct mlx5_dev_ctx_shared *sh, uint16_t port_id)
+{
+ struct mlx5_flow_tunnel_hub *thub = sh->tunnel_hub;
+
+ if (!thub)
+ return;
+ if (!LIST_EMPTY(&thub->tunnels))
+ DRV_LOG(WARNING, "port %u tunnels present", port_id);
+ mlx5_hlist_destroy(thub->groups);
+ mlx5_free(thub);
+}
+
+int mlx5_alloc_tunnel_hub(struct mlx5_dev_ctx_shared *sh)
+{
+ int err;
+ struct mlx5_flow_tunnel_hub *thub;
+
+ thub = mlx5_malloc(MLX5_MEM_SYS | MLX5_MEM_ZERO, sizeof(*thub),
+ 0, SOCKET_ID_ANY);
+ if (!thub)
+ return -ENOMEM;
+ LIST_INIT(&thub->tunnels);
+ rte_spinlock_init(&thub->sl);
+ thub->groups = mlx5_hlist_create("flow groups",
+ rte_align32pow2(MLX5_MAX_TABLES), 0,
+ 0, mlx5_flow_tunnel_grp2tbl_create_cb,
+ mlx5_flow_tunnel_grp2tbl_match_cb,
+ mlx5_flow_tunnel_grp2tbl_remove_cb);
+ if (!thub->groups) {
+ err = -rte_errno;
+ goto err;
+ }
+ thub->groups->ctx = sh;
+ sh->tunnel_hub = thub;
+
+ return 0;
+
+err:
+ if (thub->groups)
+ mlx5_hlist_destroy(thub->groups);
+ if (thub)
+ mlx5_free(thub);
+ return err;
+}
+
+static inline bool
+mlx5_flow_tunnel_validate(struct rte_eth_dev *dev,
+ struct rte_flow_tunnel *tunnel,
+ const char *err_msg)
+{
+ err_msg = NULL;
+ if (!is_tunnel_offload_active(dev)) {
+ err_msg = "tunnel offload was not activated";
+ goto out;
+ } else if (!tunnel) {
+ err_msg = "no application tunnel";
+ goto out;
+ }
+
+ switch (tunnel->type) {
+ default:
+ err_msg = "unsupported tunnel type";
+ goto out;
+ case RTE_FLOW_ITEM_TYPE_VXLAN:
+ break;
+ }
+
+out:
+ return !err_msg;
+}
+
+static int
+mlx5_flow_tunnel_decap_set(struct rte_eth_dev *dev,
+ struct rte_flow_tunnel *app_tunnel,
+ struct rte_flow_action **actions,
+ uint32_t *num_of_actions,
+ struct rte_flow_error *error)
+{
+ int ret;
+ struct mlx5_flow_tunnel *tunnel;
+ const char *err_msg = NULL;
+ bool verdict = mlx5_flow_tunnel_validate(dev, app_tunnel, err_msg);
+
+ if (!verdict)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION_CONF, NULL,
+ err_msg);
+ ret = mlx5_get_flow_tunnel(dev, app_tunnel, &tunnel);
+ if (ret < 0) {
+ return rte_flow_error_set(error, ret,
+ RTE_FLOW_ERROR_TYPE_ACTION_CONF, NULL,
+ "failed to initialize pmd tunnel");
+ }
+ *actions = &tunnel->action;
+ *num_of_actions = 1;
+ return 0;
+}
+
+static int
+mlx5_flow_tunnel_match(struct rte_eth_dev *dev,
+ struct rte_flow_tunnel *app_tunnel,
+ struct rte_flow_item **items,
+ uint32_t *num_of_items,
+ struct rte_flow_error *error)
+{
+ int ret;
+ struct mlx5_flow_tunnel *tunnel;
+ const char *err_msg = NULL;
+ bool verdict = mlx5_flow_tunnel_validate(dev, app_tunnel, err_msg);
+
+ if (!verdict)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
+ err_msg);
+ ret = mlx5_get_flow_tunnel(dev, app_tunnel, &tunnel);
+ if (ret < 0) {
+ return rte_flow_error_set(error, ret,
+ RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
+ "failed to initialize pmd tunnel");
+ }
+ *items = &tunnel->item;
+ *num_of_items = 1;
+ return 0;
+}
+
+struct tunnel_db_element_release_ctx {
+ struct rte_flow_item *items;
+ struct rte_flow_action *actions;
+ uint32_t num_elements;
+ struct rte_flow_error *error;
+ int ret;
+};
+
+static bool
+tunnel_element_release_match(struct rte_eth_dev *dev,
+ struct mlx5_flow_tunnel *tunnel, const void *x)
+{
+ const struct tunnel_db_element_release_ctx *ctx = x;
+
+ RTE_SET_USED(dev);
+ if (ctx->num_elements != 1)
+ return false;
+ else if (ctx->items)
+ return ctx->items == &tunnel->item;
+ else if (ctx->actions)
+ return ctx->actions == &tunnel->action;
+
+ return false;
+}
+
+static void
+tunnel_element_release_hit(struct rte_eth_dev *dev,
+ struct mlx5_flow_tunnel *tunnel, void *x)
+{
+ struct tunnel_db_element_release_ctx *ctx = x;
+ ctx->ret = 0;
+ if (!__atomic_sub_fetch(&tunnel->refctn, 1, __ATOMIC_RELAXED))
+ mlx5_flow_tunnel_free(dev, tunnel);
+}
+
+static void
+tunnel_element_release_miss(struct rte_eth_dev *dev, void *x)
+{
+ struct tunnel_db_element_release_ctx *ctx = x;
+ RTE_SET_USED(dev);
+ ctx->ret = rte_flow_error_set(ctx->error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
+ "invalid argument");
+}
+
+static int
+mlx5_flow_tunnel_item_release(struct rte_eth_dev *dev,
+ struct rte_flow_item *pmd_items,
+ uint32_t num_items, struct rte_flow_error *err)
+{
+ struct tunnel_db_element_release_ctx ctx = {
+ .items = pmd_items,
+ .actions = NULL,
+ .num_elements = num_items,
+ .error = err,
+ };
+
+ mlx5_access_tunnel_offload_db(dev, tunnel_element_release_match,
+ tunnel_element_release_hit,
+ tunnel_element_release_miss, &ctx, false);
+
+ return ctx.ret;
+}
+
+static int
+mlx5_flow_tunnel_action_release(struct rte_eth_dev *dev,
+ struct rte_flow_action *pmd_actions,
+ uint32_t num_actions, struct rte_flow_error *err)
+{
+ struct tunnel_db_element_release_ctx ctx = {
+ .items = NULL,
+ .actions = pmd_actions,
+ .num_elements = num_actions,
+ .error = err,
+ };
+
+ mlx5_access_tunnel_offload_db(dev, tunnel_element_release_match,
+ tunnel_element_release_hit,
+ tunnel_element_release_miss, &ctx, false);
+
+ return ctx.ret;
+}
+
+static int
+mlx5_flow_tunnel_get_restore_info(struct rte_eth_dev *dev,
+ struct rte_mbuf *m,
+ struct rte_flow_restore_info *info,
+ struct rte_flow_error *err)
+{
+ uint64_t ol_flags = m->ol_flags;
+ const struct mlx5_flow_tbl_data_entry *tble;
+ const uint64_t mask = PKT_RX_FDIR | PKT_RX_FDIR_ID;
+
+ if (!is_tunnel_offload_active(dev)) {
+ info->flags = 0;
+ return 0;
+ }
+
+ if ((ol_flags & mask) != mask)
+ goto err;
+ tble = tunnel_mark_decode(dev, m->hash.fdir.hi);
+ if (!tble) {
+ DRV_LOG(DEBUG, "port %u invalid miss tunnel mark %#x",
+ dev->data->port_id, m->hash.fdir.hi);
+ goto err;
+ }
+ MLX5_ASSERT(tble->tunnel);
+ memcpy(&info->tunnel, &tble->tunnel->app_tunnel, sizeof(info->tunnel));
+ info->group_id = tble->group_id;
+ info->flags = RTE_FLOW_RESTORE_INFO_TUNNEL |
+ RTE_FLOW_RESTORE_INFO_GROUP_ID |
+ RTE_FLOW_RESTORE_INFO_ENCAPSULATED;
+
+ return 0;
+
+err:
+ return rte_flow_error_set(err, EINVAL,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
+ "failed to get restore info");
+}
+
+#else /* HAVE_IBV_FLOW_DV_SUPPORT */
+static int
+mlx5_flow_tunnel_decap_set(__rte_unused struct rte_eth_dev *dev,
+ __rte_unused struct rte_flow_tunnel *app_tunnel,
+ __rte_unused struct rte_flow_action **actions,
+ __rte_unused uint32_t *num_of_actions,
+ __rte_unused struct rte_flow_error *error)
+{
+ return -ENOTSUP;
+}
+
+static int
+mlx5_flow_tunnel_match(__rte_unused struct rte_eth_dev *dev,
+ __rte_unused struct rte_flow_tunnel *app_tunnel,
+ __rte_unused struct rte_flow_item **items,
+ __rte_unused uint32_t *num_of_items,
+ __rte_unused struct rte_flow_error *error)
+{
+ return -ENOTSUP;
+}
+
+static int
+mlx5_flow_tunnel_item_release(__rte_unused struct rte_eth_dev *dev,
+ __rte_unused struct rte_flow_item *pmd_items,
+ __rte_unused uint32_t num_items,
+ __rte_unused struct rte_flow_error *err)
+{
+ return -ENOTSUP;
+}
+
+static int
+mlx5_flow_tunnel_action_release(__rte_unused struct rte_eth_dev *dev,
+ __rte_unused struct rte_flow_action *pmd_action,
+ __rte_unused uint32_t num_actions,
+ __rte_unused struct rte_flow_error *err)
+{
+ return -ENOTSUP;
+}
+
+static int
+mlx5_flow_tunnel_get_restore_info(__rte_unused struct rte_eth_dev *dev,
+ __rte_unused struct rte_mbuf *m,
+ __rte_unused struct rte_flow_restore_info *i,
+ __rte_unused struct rte_flow_error *err)
+{
+ return -ENOTSUP;
+}
+
+static int
+flow_tunnel_add_default_miss(__rte_unused struct rte_eth_dev *dev,
+ __rte_unused struct rte_flow *flow,
+ __rte_unused const struct rte_flow_attr *attr,
+ __rte_unused const struct rte_flow_action *actions,
+ __rte_unused uint32_t flow_idx,
+ __rte_unused struct tunnel_default_miss_ctx *ctx,
+ __rte_unused struct rte_flow_error *error)
+{
+ return -ENOTSUP;
+}
+
+static struct mlx5_flow_tunnel *
+mlx5_find_tunnel_id(__rte_unused struct rte_eth_dev *dev,
+ __rte_unused uint32_t id)
+{
+ return NULL;
+}
+
+static void
+mlx5_flow_tunnel_free(__rte_unused struct rte_eth_dev *dev,
+ __rte_unused struct mlx5_flow_tunnel *tunnel)
+{
+}
+
+static uint32_t
+tunnel_flow_group_to_flow_table(__rte_unused struct rte_eth_dev *dev,
+ __rte_unused const struct mlx5_flow_tunnel *t,
+ __rte_unused uint32_t group,
+ __rte_unused uint32_t *table,
+ struct rte_flow_error *error)
+{
+ return rte_flow_error_set(error, ENOTSUP,
+ RTE_FLOW_ERROR_TYPE_UNSPECIFIED, NULL,
+ "tunnel offload requires DV support");
+}
+
+void
+mlx5_release_tunnel_hub(__rte_unused struct mlx5_dev_ctx_shared *sh,
+ __rte_unused uint16_t port_id)
+{
+}
+#endif /* HAVE_IBV_FLOW_DV_SUPPORT */
git.droids-corp.org / dpdk.git / blobdiff