X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fmlx5%2Fmlx5_flow_verbs.c;h=334e19b1e7f28580fcf576e28bd67a52c14e687e;hb=93fa67fb119147e0219351fd1cbc54645e15dcab;hp=781c97fd2eaf0259c7c42f2e2609058a4d6d3a25;hpb=341c894104983f5608671e8fb2be19ade03ed0e9;p=dpdk.git diff --git a/drivers/net/mlx5/mlx5_flow_verbs.c b/drivers/net/mlx5/mlx5_flow_verbs.c index 781c97fd2e..334e19b1e7 100644 --- a/drivers/net/mlx5/mlx5_flow_verbs.c +++ b/drivers/net/mlx5/mlx5_flow_verbs.c @@ -8,16 +8,6 @@ #include #include -/* Verbs header. */ -/* ISO C doesn't support unnamed structs/unions, disabling -pedantic. */ -#ifdef PEDANTIC -#pragma GCC diagnostic ignored "-Wpedantic" -#endif -#include -#ifdef PEDANTIC -#pragma GCC diagnostic error "-Wpedantic" -#endif - #include #include #include @@ -28,6 +18,7 @@ #include #include +#include #include "mlx5_defs.h" #include "mlx5.h" @@ -37,6 +28,118 @@ #define VERBS_SPEC_INNER(item_flags) \ (!!((item_flags) & MLX5_FLOW_LAYER_TUNNEL) ? IBV_FLOW_SPEC_INNER : 0) +/* Map of Verbs to Flow priority with 8 Verbs priorities. */ +static const uint32_t priority_map_3[][MLX5_PRIORITY_MAP_MAX] = { + { 0, 1, 2 }, { 2, 3, 4 }, { 5, 6, 7 }, +}; + +/* Map of Verbs to Flow priority with 16 Verbs priorities. */ +static const uint32_t priority_map_5[][MLX5_PRIORITY_MAP_MAX] = { + { 0, 1, 2 }, { 3, 4, 5 }, { 6, 7, 8 }, + { 9, 10, 11 }, { 12, 13, 14 }, +}; + +/** + * Discover the maximum number of priority available. + * + * @param[in] dev + * Pointer to the Ethernet device structure. + * + * @return + * number of supported flow priority on success, a negative errno + * value otherwise and rte_errno is set. + */ +int +mlx5_flow_discover_priorities(struct rte_eth_dev *dev) +{ + struct mlx5_priv *priv = dev->data->dev_private; + struct { + struct ibv_flow_attr attr; + struct ibv_flow_spec_eth eth; + struct ibv_flow_spec_action_drop drop; + } flow_attr = { + .attr = { + .num_of_specs = 2, + .port = (uint8_t)priv->dev_port, + }, + .eth = { + .type = IBV_FLOW_SPEC_ETH, + .size = sizeof(struct ibv_flow_spec_eth), + }, + .drop = { + .size = sizeof(struct ibv_flow_spec_action_drop), + .type = IBV_FLOW_SPEC_ACTION_DROP, + }, + }; + struct ibv_flow *flow; + struct mlx5_hrxq *drop = mlx5_hrxq_drop_new(dev); + uint16_t vprio[] = { 8, 16 }; + int i; + int priority = 0; + + if (!drop) { + rte_errno = ENOTSUP; + return -rte_errno; + } + for (i = 0; i != RTE_DIM(vprio); i++) { + flow_attr.attr.priority = vprio[i] - 1; + flow = mlx5_glue->create_flow(drop->qp, &flow_attr.attr); + if (!flow) + break; + claim_zero(mlx5_glue->destroy_flow(flow)); + priority = vprio[i]; + } + mlx5_hrxq_drop_release(dev); + switch (priority) { + case 8: + priority = RTE_DIM(priority_map_3); + break; + case 16: + priority = RTE_DIM(priority_map_5); + break; + default: + rte_errno = ENOTSUP; + DRV_LOG(ERR, + "port %u verbs maximum priority: %d expected 8/16", + dev->data->port_id, priority); + return -rte_errno; + } + DRV_LOG(INFO, "port %u flow maximum priority: %d", + dev->data->port_id, priority); + return priority; +} + +/** + * Adjust flow priority based on the highest layer and the request priority. + * + * @param[in] dev + * Pointer to the Ethernet device structure. + * @param[in] priority + * The rule base priority. + * @param[in] subpriority + * The priority based on the items. + * + * @return + * The new priority. + */ +uint32_t +mlx5_flow_adjust_priority(struct rte_eth_dev *dev, int32_t priority, + uint32_t subpriority) +{ + uint32_t res = 0; + struct mlx5_priv *priv = dev->data->dev_private; + + switch (priv->config.flow_prio) { + case RTE_DIM(priority_map_3): + res = priority_map_3[priority][subpriority]; + break; + case RTE_DIM(priority_map_5): + res = priority_map_5[priority][subpriority]; + break; + } + return res; +} + /** * Get Verbs flow counter by index. * @@ -188,14 +291,15 @@ flow_verbs_counter_new(struct rte_eth_dev *dev, uint32_t shared, uint32_t id) /* Resize the container pool array. */ size = sizeof(struct mlx5_flow_counter_pool *) * (n_valid + MLX5_CNT_CONTAINER_RESIZE); - pools = rte_zmalloc(__func__, size, 0); + pools = mlx5_malloc(MLX5_MEM_ZERO, size, 0, + SOCKET_ID_ANY); if (!pools) return 0; if (n_valid) { memcpy(pools, cont->pools, sizeof(struct mlx5_flow_counter_pool *) * n_valid); - rte_free(cont->pools); + mlx5_free(cont->pools); } cont->pools = pools; cont->n += MLX5_CNT_CONTAINER_RESIZE; @@ -203,7 +307,7 @@ flow_verbs_counter_new(struct rte_eth_dev *dev, uint32_t shared, uint32_t id) /* Allocate memory for new pool*/ size = sizeof(*pool) + (sizeof(*cnt_ext) + sizeof(*cnt)) * MLX5_COUNTERS_PER_POOL; - pool = rte_calloc(__func__, 1, size, 0); + pool = mlx5_malloc(MLX5_MEM_ZERO, size, 0, SOCKET_ID_ANY); if (!pool) return 0; pool->type |= CNT_POOL_TYPE_EXT; @@ -1723,25 +1827,25 @@ flow_verbs_translate(struct rte_eth_dev *dev, case RTE_FLOW_ITEM_TYPE_VXLAN: flow_verbs_translate_item_vxlan(dev_flow, items, item_flags); - subpriority = MLX5_PRIORITY_MAP_L2; + subpriority = MLX5_TUNNEL_PRIO_GET(rss_desc); item_flags |= MLX5_FLOW_LAYER_VXLAN; break; case RTE_FLOW_ITEM_TYPE_VXLAN_GPE: flow_verbs_translate_item_vxlan_gpe(dev_flow, items, item_flags); - subpriority = MLX5_PRIORITY_MAP_L2; + subpriority = MLX5_TUNNEL_PRIO_GET(rss_desc); item_flags |= MLX5_FLOW_LAYER_VXLAN_GPE; break; case RTE_FLOW_ITEM_TYPE_GRE: flow_verbs_translate_item_gre(dev_flow, items, item_flags); - subpriority = MLX5_PRIORITY_MAP_L2; + subpriority = MLX5_TUNNEL_PRIO_GET(rss_desc); item_flags |= MLX5_FLOW_LAYER_GRE; break; case RTE_FLOW_ITEM_TYPE_MPLS: flow_verbs_translate_item_mpls(dev_flow, items, item_flags); - subpriority = MLX5_PRIORITY_MAP_L2; + subpriority = MLX5_TUNNEL_PRIO_GET(rss_desc); item_flags |= MLX5_FLOW_LAYER_MPLS; break; default: