numam-dpdk/drivers/net/mlx5/mlx5_defs.h
Michael Baum 04a4de756e net/mlx5: support flow age action with HWS
Add support for AGE action for HW steering.
This patch includes:

 1. Add new structures to manage aging.
 2. Initialize all of them in configure function.
 3. Implement per second aging check using CNT background thread.
 4. Enable AGE action in flow create/destroy operations.
 5. Implement a queue-based function to report aged flow rules.

Signed-off-by: Michael Baum <michaelba@nvidia.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo@nvidia.com>
2022-10-26 13:33:41 +02:00

197 lines
6.7 KiB
C

/* SPDX-License-Identifier: BSD-3-Clause
* Copyright 2015 6WIND S.A.
* Copyright 2015 Mellanox Technologies, Ltd
*/
#ifndef RTE_PMD_MLX5_DEFS_H_
#define RTE_PMD_MLX5_DEFS_H_
#include <ethdev_driver.h>
#include <rte_vxlan.h>
#include <mlx5_common_defs.h>
#include "mlx5_autoconf.h"
/* Maximum number of simultaneous VLAN filters. */
#define MLX5_MAX_VLAN_IDS 128
/*
* Request TX completion every time descriptors reach this threshold since
* the previous request. Must be a power of two for performance reasons.
*/
#define MLX5_TX_COMP_THRESH 32u
/*
* Request TX completion every time the total number of WQEBBs used for inlining
* packets exceeds the size of WQ divided by this divisor. Better to be power of
* two for performance.
*/
#define MLX5_TX_COMP_THRESH_INLINE_DIV (1 << 3)
/*
* Maximal amount of normal completion CQEs
* processed in one call of tx_burst() routine.
*/
#define MLX5_TX_COMP_MAX_CQE 2u
/*
* If defined, only use software counters. The PMD will never ask the hardware
* for these, and many of them won't be available.
*/
#ifndef MLX5_PMD_SOFT_COUNTERS
#define MLX5_PMD_SOFT_COUNTERS 1
#endif
/* Maximum number of DCS created per port. */
#define MLX5_HWS_CNT_DCS_NUM 4
/* Alarm timeout. */
#define MLX5_ALARM_TIMEOUT_US 100000
/* Maximum number of extended statistics counters. */
#define MLX5_MAX_XSTATS 64
/* Maximum Packet headers size (L2+L3+L4) for TSO. */
#define MLX5_MAX_TSO_HEADER 192U
/* Inline data size required by NICs. */
#define MLX5_INLINE_HSIZE_NONE 0
#define MLX5_INLINE_HSIZE_L2 (sizeof(struct rte_ether_hdr) + \
sizeof(struct rte_vlan_hdr))
#define MLX5_INLINE_HSIZE_L3 (MLX5_INLINE_HSIZE_L2 + \
sizeof(struct rte_ipv6_hdr))
#define MLX5_INLINE_HSIZE_L4 (MLX5_INLINE_HSIZE_L3 + \
sizeof(struct rte_tcp_hdr))
#define MLX5_INLINE_HSIZE_INNER_L2 (MLX5_INLINE_HSIZE_L3 + \
sizeof(struct rte_udp_hdr) + \
sizeof(struct rte_vxlan_hdr) + \
sizeof(struct rte_ether_hdr) + \
sizeof(struct rte_vlan_hdr))
#define MLX5_INLINE_HSIZE_INNER_L3 (MLX5_INLINE_HSIZE_INNER_L2 + \
sizeof(struct rte_ipv6_hdr))
#define MLX5_INLINE_HSIZE_INNER_L4 (MLX5_INLINE_HSIZE_INNER_L3 + \
sizeof(struct rte_tcp_hdr))
/* Threshold of buffer replenishment for vectorized Rx. */
#define MLX5_VPMD_RXQ_RPLNSH_THRESH(n) \
(RTE_MIN(MLX5_VPMD_RX_MAX_BURST, (unsigned int)(n) >> 2))
/* Maximum size of burst for vectorized Rx. */
#define MLX5_VPMD_RX_MAX_BURST 64U
/* Recommended optimal burst size. */
#define MLX5_RX_DEFAULT_BURST 64U
#define MLX5_TX_DEFAULT_BURST 64U
/* Number of packets vectorized Rx can simultaneously process in a loop. */
#define MLX5_VPMD_DESCS_PER_LOOP 4
/* Mask of RSS on source only or destination only. */
#define MLX5_RSS_SRC_DST_ONLY (RTE_ETH_RSS_L3_SRC_ONLY | RTE_ETH_RSS_L3_DST_ONLY | \
RTE_ETH_RSS_L4_SRC_ONLY | RTE_ETH_RSS_L4_DST_ONLY)
/* Supported RSS */
#define MLX5_RSS_HF_MASK (~(RTE_ETH_RSS_IP | RTE_ETH_RSS_UDP | RTE_ETH_RSS_TCP | \
MLX5_RSS_SRC_DST_ONLY | RTE_ETH_RSS_ESP))
/* Timeout in seconds to get a valid link status. */
#define MLX5_LINK_STATUS_TIMEOUT 10
/* Number of times to retry retrieving the physical link information. */
#define MLX5_GET_LINK_STATUS_RETRY_COUNT 3
/* Maximum number of UAR pages used by a port,
* These are the size and mask for an array of mutexes used to synchronize
* the access to port's UARs on platforms that do not support 64 bit writes.
* In such systems it is possible to issue the 64 bits DoorBells through two
* consecutive writes, each write 32 bits. The access to a UAR page (which can
* be accessible by all threads in the process) must be synchronized
* (for example, using a semaphore). Such a synchronization is not required
* when ringing DoorBells on different UAR pages.
* A port with 512 Tx queues uses 8, 4kBytes, UAR pages which are shared
* among the ports.
*/
#define MLX5_UAR_PAGE_NUM_MAX 64
#define MLX5_UAR_PAGE_NUM_MASK ((MLX5_UAR_PAGE_NUM_MAX) - 1)
/* Log 2 of the default number of strides per WQE for Multi-Packet RQ. */
#define MLX5_MPRQ_DEFAULT_LOG_STRIDE_NUM 6U
/* Log 2 of the default size of a stride per WQE for Multi-Packet RQ. */
#define MLX5_MPRQ_DEFAULT_LOG_STRIDE_SIZE 11U
/* Two-byte shift is disabled for Multi-Packet RQ. */
#define MLX5_MPRQ_TWO_BYTE_SHIFT 0
/*
* Minimum size of packet to be memcpy'd instead of being attached as an
* external buffer.
*/
#define MLX5_MPRQ_MEMCPY_DEFAULT_LEN 128
/* Minimum number Rx queues to enable Multi-Packet RQ. */
#define MLX5_MPRQ_MIN_RXQS 12
/* Cache size of mempool for Multi-Packet RQ. */
#define MLX5_MPRQ_MP_CACHE_SZ 32U
/* MLX5_DV_XMETA_EN supported values. */
#define MLX5_XMETA_MODE_LEGACY 0
#define MLX5_XMETA_MODE_META16 1
#define MLX5_XMETA_MODE_META32 2
/* Provide info on patrial hw miss. Implies MLX5_XMETA_MODE_META16 */
#define MLX5_XMETA_MODE_MISS_INFO 3
/* Only valid in HWS, 32bits extended META without MARK support in FDB. */
#define MLX5_XMETA_MODE_META32_HWS 4
/* Tx accurate scheduling on timestamps parameters. */
#define MLX5_TXPP_WAIT_INIT_TS 1000ul /* How long to wait timestamp. */
#define MLX5_TXPP_CLKQ_SIZE 1
#define MLX5_TXPP_REARM ((1UL << MLX5_WQ_INDEX_WIDTH) / 4)
#define MLX5_TXPP_REARM_SQ_SIZE (((1UL << MLX5_CQ_INDEX_WIDTH) / \
MLX5_TXPP_REARM) * 2)
#define MLX5_TXPP_REARM_CQ_SIZE (MLX5_TXPP_REARM_SQ_SIZE / 2)
/* The minimal size test packet to put into one WQE, padded by HW. */
#define MLX5_TXPP_TEST_PKT_SIZE (sizeof(struct rte_ether_hdr) + \
sizeof(struct rte_ipv4_hdr))
/* Size of the simple hash table for metadata register table. */
#define MLX5_FLOW_MREG_HTABLE_SZ 64
#define MLX5_FLOW_MREG_HNAME "MARK_COPY_TABLE"
#define MLX5_DEFAULT_COPY_ID UINT32_MAX
/* Size of the simple hash table for header modify table. */
#define MLX5_FLOW_HDR_MODIFY_HTABLE_SZ (1 << 15)
/* Size of the simple hash table for encap decap table. */
#define MLX5_FLOW_ENCAP_DECAP_HTABLE_SZ (1 << 12)
/* Size of the hash table for tag table. */
#define MLX5_TAGS_HLIST_ARRAY_SIZE (1 << 15)
/* Size fo the hash table for SFT table. */
#define MLX5_FLOW_SFT_HLIST_ARRAY_SIZE 4096
/* Hairpin TX/RX queue configuration parameters. */
#define MLX5_HAIRPIN_QUEUE_STRIDE 6
#define MLX5_HAIRPIN_JUMBO_LOG_SIZE (14 + 2)
/* Maximum number of indirect actions supported by rte_flow */
#define MLX5_MAX_INDIRECT_ACTIONS 3
/* Maximum number of external Rx queues supported by rte_flow */
#define MLX5_MAX_EXT_RX_QUEUES (UINT16_MAX - MLX5_EXTERNAL_RX_QUEUE_ID_MIN + 1)
/*
* Linux definition of static_assert is found in /usr/include/assert.h.
* Windows does not require a redefinition.
*/
#if !defined(HAVE_STATIC_ASSERT) && !defined(RTE_EXEC_ENV_WINDOWS)
#define static_assert _Static_assert
#endif
#define MLX5_CNT_SVC_CYCLE_TIME_DEFAULT 500
#endif /* RTE_PMD_MLX5_DEFS_H_ */