From: chenmin.sun@intel.com
To: qi.z.zhang@intel.com, beilei.xing@intel.com,
jingjing.wu@intel.com, haiyue.wang@intel.com
Cc: dev@dpdk.org, chenmin.sun@intel.com
Subject: [dpdk-dev] [PATCH V3 1/2] net/i40e: i40e FDIR update rate optimization data structures
Date: Tue, 14 Jul 2020 06:23:20 +0800 [thread overview]
Message-ID: <20200713222321.2118-2-chenmin.sun@intel.com> (raw)
In-Reply-To: <20200713222321.2118-1-chenmin.sun@intel.com>
From: Chenmin Sun <chenmin.sun@intel.com>
This patch introduces the new data structures for i40e fdir
update rate optimization.
Signed-off-by: Chenmin Sun <chenmin.sun@intel.com>
---
drivers/net/i40e/i40e_ethdev.h | 72 ++++++++++++++++++++++++++++------
1 file changed, 61 insertions(+), 11 deletions(-)
diff --git a/drivers/net/i40e/i40e_ethdev.h b/drivers/net/i40e/i40e_ethdev.h
index 31ca05de9..8baa67233 100644
--- a/drivers/net/i40e/i40e_ethdev.h
+++ b/drivers/net/i40e/i40e_ethdev.h
@@ -264,6 +264,15 @@ enum i40e_flxpld_layer_idx {
#define I40E_DEFAULT_DCB_APP_NUM 1
#define I40E_DEFAULT_DCB_APP_PRIO 3
+/*
+ * Struct to store flow created.
+ */
+struct rte_flow {
+ TAILQ_ENTRY(rte_flow) node;
+ enum rte_filter_type filter_type;
+ void *rule;
+};
+
/**
* The overhead from MTU to max frame size.
* Considering QinQ packet, the VLAN tag needs to be counted twice.
@@ -674,17 +683,37 @@ struct i40e_fdir_filter {
struct i40e_fdir_filter_conf fdir;
};
+/* fdir memory pool entry */
+struct i40e_fdir_entry {
+ struct rte_flow flow;
+ uint32_t idx;
+};
+
+/* pre-allocated fdir memory pool */
+struct i40e_fdir_flow_pool {
+ /* a bitmap to manage the fdir pool */
+ struct rte_bitmap *b;
+ /* the size the pool is pf->fdir->fdir_space_size */
+ struct i40e_fdir_entry *pool;
+};
+
+#define FLOW_TO_FLOW_BITMAP(f) \
+ container_of((f), struct i40e_fdir_entry, flow)
+
TAILQ_HEAD(i40e_fdir_filter_list, i40e_fdir_filter);
/*
* A structure used to define fields of a FDIR related info.
*/
struct i40e_fdir_info {
+#define PRG_PKT_CNT 128
+
struct i40e_vsi *fdir_vsi; /* pointer to fdir VSI structure */
uint16_t match_counter_index; /* Statistic counter index used for fdir*/
struct i40e_tx_queue *txq;
struct i40e_rx_queue *rxq;
void *prg_pkt; /* memory for fdir program packet */
uint64_t dma_addr; /* physic address of packet memory*/
+
/* input set bits for each pctype */
uint64_t input_set[I40E_FILTER_PCTYPE_MAX];
/*
@@ -697,6 +726,36 @@ struct i40e_fdir_info {
struct i40e_fdir_filter_list fdir_list;
struct i40e_fdir_filter **hash_map;
struct rte_hash *hash_table;
+ /* An array to store the inserted rules input */
+ struct i40e_fdir_filter *fdir_filter_array;
+
+ /*
+ * Priority ordering at filter invalidation(destroying a flow) between
+ * "best effort" space and "guaranteed" space.
+ *
+ * 0 = At filter invalidation, the hardware first tries to increment the
+ * "best effort" space. The "guaranteed" space is incremented only when
+ * the global "best effort" space is at it max value or the "best effort"
+ * space of the PF is at its max value.
+ * 1 = At filter invalidation, the hardware first tries to increment its
+ * "guaranteed" space. The "best effort" space is incremented only when
+ * it is already at its max value.
+ */
+ uint32_t fdir_invalprio;
+ /* the total size of the fdir, this number is the sum of the guaranteed +
+ * shared space
+ */
+ uint32_t fdir_space_size;
+ /* the actual number of the fdir rules in hardware, initialized as 0 */
+ uint32_t fdir_actual_cnt;
+ /* the guaranteed space of the fdir */
+ uint32_t fdir_guarantee_free_space;
+ /* the available guaranteed space, initialized as the
+ * fdir_guarantee_free_space and dynamically maintained
+ */
+ uint32_t fdir_guarantee_available_space;
+ /* the pre-allocated pool of the rte_flow */
+ struct i40e_fdir_flow_pool fdir_flow_pool;
/* Mark if flex pit and mask is set */
bool flex_pit_flag[I40E_MAX_FLXPLD_LAYER];
@@ -894,15 +953,6 @@ struct i40e_mirror_rule {
TAILQ_HEAD(i40e_mirror_rule_list, i40e_mirror_rule);
-/*
- * Struct to store flow created.
- */
-struct rte_flow {
- TAILQ_ENTRY(rte_flow) node;
- enum rte_filter_type filter_type;
- void *rule;
-};
-
TAILQ_HEAD(i40e_flow_list, rte_flow);
/* Struct to store Traffic Manager shaper profile. */
@@ -1335,8 +1385,8 @@ int i40e_add_del_fdir_filter(struct rte_eth_dev *dev,
const struct rte_eth_fdir_filter *filter,
bool add);
int i40e_flow_add_del_fdir_filter(struct rte_eth_dev *dev,
- const struct i40e_fdir_filter_conf *filter,
- bool add);
+ const struct i40e_fdir_filter_conf *filter,
+ bool add);
int i40e_dev_tunnel_filter_set(struct i40e_pf *pf,
struct rte_eth_tunnel_filter_conf *tunnel_filter,
uint8_t add);
--
2.17.1
next prev parent reply other threads:[~2020-07-13 13:28 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-12 18:00 [dpdk-dev] [PATCH] net/i40e: i40e FDIR update rate optimization chenmin.sun
2020-07-08 5:38 ` Xing, Beilei
2020-07-09 5:29 ` Sun, Chenmin
2020-07-08 8:41 ` Wang, Haiyue
2020-07-09 5:30 ` Sun, Chenmin
2020-07-09 14:39 ` [dpdk-dev] [PATCH V2] " chenmin.sun
2020-07-10 2:50 ` Zhang, Qi Z
2020-07-13 8:33 ` Sun, Chenmin
2020-07-13 22:23 ` [dpdk-dev] [PATCH V3 0/2] " chenmin.sun
2020-07-13 22:23 ` chenmin.sun [this message]
2020-07-13 22:23 ` [dpdk-dev] [PATCH V3 2/2] net/i40e: " chenmin.sun
2020-07-15 19:53 ` [dpdk-dev] [PATCH V4 0/4] " chenmin.sun
2020-07-15 19:53 ` [dpdk-dev] [PATCH V4 1/4] net/i40e: introducing the fdir space tracking chenmin.sun
2020-07-16 13:16 ` Wu, Jingjing
2020-07-15 19:53 ` [dpdk-dev] [PATCH V4 2/4] net/i40e: FDIR flow memory management optimization chenmin.sun
2020-07-16 15:15 ` Wu, Jingjing
2020-07-15 19:53 ` [dpdk-dev] [PATCH V4 3/4] net/i40e: move the i40e_get_outer_vlan to where it real needed chenmin.sun
2020-07-15 19:53 ` [dpdk-dev] [PATCH V4 4/4] net/i40e: FDIR update rate optimization chenmin.sun
2020-07-16 13:57 ` Wu, Jingjing
2020-07-17 8:26 ` Sun, Chenmin
2020-07-17 17:19 ` [dpdk-dev] [PATCH v5 0/4] i40e " chenmin.sun
2020-07-17 17:19 ` [dpdk-dev] [PATCH v5 1/4] net/i40e: introducing the fdir space tracking chenmin.sun
2020-07-17 17:19 ` [dpdk-dev] [PATCH v5 2/4] net/i40e: FDIR flow memory management optimization chenmin.sun
2020-07-17 17:19 ` [dpdk-dev] [PATCH v5 3/4] net/i40e: move the i40e_get_outer_vlan to where it real needed chenmin.sun
2020-07-17 17:19 ` [dpdk-dev] [PATCH v5 4/4] net/i40e: FDIR update rate optimization chenmin.sun
2020-07-17 17:36 ` [dpdk-dev] [PATCH v6 0/4] i40e " chenmin.sun
2020-07-17 12:49 ` Zhang, Qi Z
2020-07-17 17:36 ` [dpdk-dev] [PATCH v6 1/4] net/i40e: introducing the fdir space tracking chenmin.sun
2020-07-17 17:36 ` [dpdk-dev] [PATCH v6 2/4] net/i40e: FDIR flow memory management optimization chenmin.sun
2020-07-17 17:36 ` [dpdk-dev] [PATCH v6 3/4] net/i40e: move the i40e_get_outer_vlan to where it real needed chenmin.sun
2020-07-17 17:36 ` [dpdk-dev] [PATCH v6 4/4] net/i40e: FDIR update rate optimization chenmin.sun
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