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numam-dpdk/drivers/net/e1000/e1000_ethdev.h
Konstantin Ananyev b4755467c9 e1000: get queue info and descriptor limits 
Signed-off-by: Konstantin Ananyev <konstantin.ananyev@intel.com>
Acked-by: Remy Horton <remy.horton@intel.com>
2015-11-02 00:14:00 +01:00

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/*-
* BSD LICENSE
*
* Copyright(c) 2010-2015 Intel Corporation. All rights reserved.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Intel Corporation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _E1000_ETHDEV_H_
#define _E1000_ETHDEV_H_
/* need update link, bit flag */
#define E1000_FLAG_NEED_LINK_UPDATE (uint32_t)(1 << 0)
#define E1000_FLAG_MAILBOX (uint32_t)(1 << 1)
/*
* Defines that were not part of e1000_hw.h as they are not used by the FreeBSD
* driver.
*/
#define E1000_ADVTXD_POPTS_TXSM 0x00000200 /* L4 Checksum offload request */
#define E1000_ADVTXD_POPTS_IXSM 0x00000100 /* IP Checksum offload request */
#define E1000_ADVTXD_TUCMD_L4T_RSV 0x00001800 /* L4 Packet TYPE of Reserved */
#define E1000_RXD_STAT_TMST 0x10000 /* Timestamped Packet indication */
#define E1000_RXD_ERR_CKSUM_BIT 29
#define E1000_RXD_ERR_CKSUM_MSK 3
#define E1000_ADVTXD_MACLEN_SHIFT 9 /* Bit shift for l2_len */
#define E1000_CTRL_EXT_EXTEND_VLAN (1<<26) /* EXTENDED VLAN */
#define IGB_VFTA_SIZE 128
#define IGB_MAX_RX_QUEUE_NUM 8
#define IGB_MAX_RX_QUEUE_NUM_82576 16
#define E1000_SYN_FILTER_ENABLE 0x00000001 /* syn filter enable field */
#define E1000_SYN_FILTER_QUEUE 0x0000000E /* syn filter queue field */
#define E1000_SYN_FILTER_QUEUE_SHIFT 1 /* syn filter queue field */
#define E1000_RFCTL_SYNQFP 0x00080000 /* SYNQFP in RFCTL register */
#define E1000_ETQF_ETHERTYPE 0x0000FFFF
#define E1000_ETQF_QUEUE 0x00070000
#define E1000_ETQF_QUEUE_SHIFT 16
#define E1000_MAX_ETQF_FILTERS 8
#define E1000_IMIR_DSTPORT 0x0000FFFF
#define E1000_IMIR_PRIORITY 0xE0000000
#define E1000_MAX_TTQF_FILTERS 8
#define E1000_2TUPLE_MAX_PRI 7
#define E1000_MAX_FLEX_FILTERS 8
#define E1000_MAX_FHFT 4
#define E1000_MAX_FHFT_EXT 4
#define E1000_FHFT_SIZE_IN_DWD 64
#define E1000_MAX_FLEX_FILTER_PRI 7
#define E1000_MAX_FLEX_FILTER_LEN 128
#define E1000_MAX_FLEX_FILTER_DWDS \
(E1000_MAX_FLEX_FILTER_LEN / sizeof(uint32_t))
#define E1000_FLEX_FILTERS_MASK_SIZE \
(E1000_MAX_FLEX_FILTER_DWDS / 4)
#define E1000_FHFT_QUEUEING_LEN 0x0000007F
#define E1000_FHFT_QUEUEING_QUEUE 0x00000700
#define E1000_FHFT_QUEUEING_PRIO 0x00070000
#define E1000_FHFT_QUEUEING_OFFSET 0xFC
#define E1000_FHFT_QUEUEING_QUEUE_SHIFT 8
#define E1000_FHFT_QUEUEING_PRIO_SHIFT 16
#define E1000_WUFC_FLEX_HQ 0x00004000
#define E1000_SPQF_SRCPORT 0x0000FFFF
#define E1000_MAX_FTQF_FILTERS 8
#define E1000_FTQF_PROTOCOL_MASK 0x000000FF
#define E1000_FTQF_5TUPLE_MASK_SHIFT 28
#define E1000_FTQF_QUEUE_MASK 0x03ff0000
#define E1000_FTQF_QUEUE_SHIFT 16
#define E1000_FTQF_QUEUE_ENABLE 0x00000100
#define IGB_RSS_OFFLOAD_ALL ( \
ETH_RSS_IPV4 | \
ETH_RSS_NONFRAG_IPV4_TCP | \
ETH_RSS_NONFRAG_IPV4_UDP | \
ETH_RSS_IPV6 | \
ETH_RSS_NONFRAG_IPV6_TCP | \
ETH_RSS_NONFRAG_IPV6_UDP | \
ETH_RSS_IPV6_EX | \
ETH_RSS_IPV6_TCP_EX | \
ETH_RSS_IPV6_UDP_EX)
/*
* Maximum number of Ring Descriptors.
*
* Since RDLEN/TDLEN should be multiple of 128 bytes, the number of ring
* desscriptors should meet the following condition:
* (num_ring_desc * sizeof(struct e1000_rx/tx_desc)) % 128 == 0
*/
#define E1000_MIN_RING_DESC 32
#define E1000_MAX_RING_DESC 4096
/*
* TDBA/RDBA should be aligned on 16 byte boundary. But TDLEN/RDLEN should be
* multiple of 128 bytes. So we align TDBA/RDBA on 128 byte boundary.
* This will also optimize cache line size effect.
* H/W supports up to cache line size 128.
*/
#define E1000_ALIGN 128
#define IGB_RXD_ALIGN (E1000_ALIGN / sizeof(union e1000_adv_rx_desc))
#define IGB_TXD_ALIGN (E1000_ALIGN / sizeof(union e1000_adv_tx_desc))
#define EM_RXD_ALIGN (E1000_ALIGN / sizeof(struct e1000_rx_desc))
#define EM_TXD_ALIGN (E1000_ALIGN / sizeof(struct e1000_data_desc))
/* structure for interrupt relative data */
struct e1000_interrupt {
uint32_t flags;
uint32_t mask;
};
/* local vfta copy */
struct e1000_vfta {
uint32_t vfta[IGB_VFTA_SIZE];
};
/*
* VF data which used by PF host only
*/
#define E1000_MAX_VF_MC_ENTRIES 30
struct e1000_vf_info {
uint8_t vf_mac_addresses[ETHER_ADDR_LEN];
uint16_t vf_mc_hashes[E1000_MAX_VF_MC_ENTRIES];
uint16_t num_vf_mc_hashes;
uint16_t default_vf_vlan_id;
uint16_t vlans_enabled;
uint16_t pf_qos;
uint16_t vlan_count;
uint16_t tx_rate;
};
TAILQ_HEAD(e1000_flex_filter_list, e1000_flex_filter);
struct e1000_flex_filter_info {
uint16_t len;
uint32_t dwords[E1000_MAX_FLEX_FILTER_DWDS]; /* flex bytes in dword. */
/* if mask bit is 1b, do not compare corresponding byte in dwords. */
uint8_t mask[E1000_FLEX_FILTERS_MASK_SIZE];
uint8_t priority;
};
/* Flex filter structure */
struct e1000_flex_filter {
TAILQ_ENTRY(e1000_flex_filter) entries;
uint16_t index; /* index of flex filter */
struct e1000_flex_filter_info filter_info;
uint16_t queue; /* rx queue assigned to */
};
TAILQ_HEAD(e1000_5tuple_filter_list, e1000_5tuple_filter);
TAILQ_HEAD(e1000_2tuple_filter_list, e1000_2tuple_filter);
struct e1000_5tuple_filter_info {
uint32_t dst_ip;
uint32_t src_ip;
uint16_t dst_port;
uint16_t src_port;
uint8_t proto; /* l4 protocol. */
/* the packet matched above 5tuple and contain any set bit will hit this filter. */
uint8_t tcp_flags;
uint8_t priority; /* seven levels (001b-111b), 111b is highest,
used when more than one filter matches. */
uint8_t dst_ip_mask:1, /* if mask is 1b, do not compare dst ip. */
src_ip_mask:1, /* if mask is 1b, do not compare src ip. */
dst_port_mask:1, /* if mask is 1b, do not compare dst port. */
src_port_mask:1, /* if mask is 1b, do not compare src port. */
proto_mask:1; /* if mask is 1b, do not compare protocol. */
};
struct e1000_2tuple_filter_info {
uint16_t dst_port;
uint8_t proto; /* l4 protocol. */
/* the packet matched above 2tuple and contain any set bit will hit this filter. */
uint8_t tcp_flags;
uint8_t priority; /* seven levels (001b-111b), 111b is highest,
used when more than one filter matches. */
uint8_t dst_ip_mask:1, /* if mask is 1b, do not compare dst ip. */
src_ip_mask:1, /* if mask is 1b, do not compare src ip. */
dst_port_mask:1, /* if mask is 1b, do not compare dst port. */
src_port_mask:1, /* if mask is 1b, do not compare src port. */
proto_mask:1; /* if mask is 1b, do not compare protocol. */
};
/* 5tuple filter structure */
struct e1000_5tuple_filter {
TAILQ_ENTRY(e1000_5tuple_filter) entries;
uint16_t index; /* the index of 5tuple filter */
struct e1000_5tuple_filter_info filter_info;
uint16_t queue; /* rx queue assigned to */
};
/* 2tuple filter structure */
struct e1000_2tuple_filter {
TAILQ_ENTRY(e1000_2tuple_filter) entries;
uint16_t index; /* the index of 2tuple filter */
struct e1000_2tuple_filter_info filter_info;
uint16_t queue; /* rx queue assigned to */
};
/*
* Structure to store filters' info.
*/
struct e1000_filter_info {
uint8_t ethertype_mask; /* Bit mask for every used ethertype filter */
/* store used ethertype filters*/
uint16_t ethertype_filters[E1000_MAX_ETQF_FILTERS];
uint8_t flex_mask; /* Bit mask for every used flex filter */
struct e1000_flex_filter_list flex_list;
/* Bit mask for every used 5tuple filter */
uint8_t fivetuple_mask;
struct e1000_5tuple_filter_list fivetuple_list;
/* Bit mask for every used 2tuple filter */
uint8_t twotuple_mask;
struct e1000_2tuple_filter_list twotuple_list;
};
/*
* Structure to store private data for each driver instance (for each port).
*/
struct e1000_adapter {
struct e1000_hw hw;
struct e1000_hw_stats stats;
struct e1000_interrupt intr;
struct e1000_vfta shadow_vfta;
struct e1000_vf_info *vfdata;
struct e1000_filter_info filter;
bool stopped;
};
#define E1000_DEV_PRIVATE(adapter) \
((struct e1000_adapter *)adapter)
#define E1000_DEV_PRIVATE_TO_HW(adapter) \
(&((struct e1000_adapter *)adapter)->hw)
#define E1000_DEV_PRIVATE_TO_STATS(adapter) \
(&((struct e1000_adapter *)adapter)->stats)
#define E1000_DEV_PRIVATE_TO_INTR(adapter) \
(&((struct e1000_adapter *)adapter)->intr)
#define E1000_DEV_PRIVATE_TO_VFTA(adapter) \
(&((struct e1000_adapter *)adapter)->shadow_vfta)
#define E1000_DEV_PRIVATE_TO_P_VFDATA(adapter) \
(&((struct e1000_adapter *)adapter)->vfdata)
#define E1000_DEV_PRIVATE_TO_FILTER_INFO(adapter) \
(&((struct e1000_adapter *)adapter)->filter)
/*
* RX/TX IGB function prototypes
*/
void eth_igb_tx_queue_release(void *txq);
void eth_igb_rx_queue_release(void *rxq);
void igb_dev_clear_queues(struct rte_eth_dev *dev);
void igb_dev_free_queues(struct rte_eth_dev *dev);
int eth_igb_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
uint16_t nb_rx_desc, unsigned int socket_id,
const struct rte_eth_rxconf *rx_conf,
struct rte_mempool *mb_pool);
uint32_t eth_igb_rx_queue_count(struct rte_eth_dev *dev,
uint16_t rx_queue_id);
int eth_igb_rx_descriptor_done(void *rx_queue, uint16_t offset);
int eth_igb_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
uint16_t nb_tx_desc, unsigned int socket_id,
const struct rte_eth_txconf *tx_conf);
int eth_igb_rx_init(struct rte_eth_dev *dev);
void eth_igb_tx_init(struct rte_eth_dev *dev);
uint16_t eth_igb_xmit_pkts(void *txq, struct rte_mbuf **tx_pkts,
uint16_t nb_pkts);
uint16_t eth_igb_recv_pkts(void *rxq, struct rte_mbuf **rx_pkts,
uint16_t nb_pkts);
uint16_t eth_igb_recv_scattered_pkts(void *rxq,
struct rte_mbuf **rx_pkts, uint16_t nb_pkts);
int eth_igb_rss_hash_update(struct rte_eth_dev *dev,
struct rte_eth_rss_conf *rss_conf);
int eth_igb_rss_hash_conf_get(struct rte_eth_dev *dev,
struct rte_eth_rss_conf *rss_conf);
int eth_igbvf_rx_init(struct rte_eth_dev *dev);
void eth_igbvf_tx_init(struct rte_eth_dev *dev);
/*
* misc function prototypes
*/
void igb_pf_host_init(struct rte_eth_dev *eth_dev);
void igb_pf_mbx_process(struct rte_eth_dev *eth_dev);
int igb_pf_host_configure(struct rte_eth_dev *eth_dev);
void igb_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
struct rte_eth_rxq_info *qinfo);
void igb_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
struct rte_eth_txq_info *qinfo);
/*
* RX/TX EM function prototypes
*/
void eth_em_tx_queue_release(void *txq);
void eth_em_rx_queue_release(void *rxq);
void em_dev_clear_queues(struct rte_eth_dev *dev);
void em_dev_free_queues(struct rte_eth_dev *dev);
int eth_em_rx_queue_setup(struct rte_eth_dev *dev, uint16_t rx_queue_id,
uint16_t nb_rx_desc, unsigned int socket_id,
const struct rte_eth_rxconf *rx_conf,
struct rte_mempool *mb_pool);
uint32_t eth_em_rx_queue_count(struct rte_eth_dev *dev,
uint16_t rx_queue_id);
int eth_em_rx_descriptor_done(void *rx_queue, uint16_t offset);
int eth_em_tx_queue_setup(struct rte_eth_dev *dev, uint16_t tx_queue_id,
uint16_t nb_tx_desc, unsigned int socket_id,
const struct rte_eth_txconf *tx_conf);
int eth_em_rx_init(struct rte_eth_dev *dev);
void eth_em_tx_init(struct rte_eth_dev *dev);
uint16_t eth_em_xmit_pkts(void *tx_queue, struct rte_mbuf **tx_pkts,
uint16_t nb_pkts);
uint16_t eth_em_recv_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
uint16_t nb_pkts);
uint16_t eth_em_recv_scattered_pkts(void *rx_queue, struct rte_mbuf **rx_pkts,
uint16_t nb_pkts);
void em_rxq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
struct rte_eth_rxq_info *qinfo);
void em_txq_info_get(struct rte_eth_dev *dev, uint16_t queue_id,
struct rte_eth_txq_info *qinfo);
void igb_pf_host_uninit(struct rte_eth_dev *dev);
#endif /* _E1000_ETHDEV_H_ */
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