186 lines
5.4 KiB
C
186 lines
5.4 KiB
C
/* SPDX-License-Identifier: GPL-2.0 or Linux-OpenIB */
|
|
/* Copyright (c) 2015 - 2020 Intel Corporation */
|
|
#ifndef IRDMA_PUDA_H
|
|
#define IRDMA_PUDA_H
|
|
|
|
#define IRDMA_IEQ_MPA_FRAMING 6
|
|
#define IRDMA_TCP_OFFSET 40
|
|
#define IRDMA_IPV4_PAD 20
|
|
#define IRDMA_MRK_BLK_SZ 512
|
|
|
|
enum puda_rsrc_type {
|
|
IRDMA_PUDA_RSRC_TYPE_ILQ = 1,
|
|
IRDMA_PUDA_RSRC_TYPE_IEQ,
|
|
IRDMA_PUDA_RSRC_TYPE_MAX, /* Must be last entry */
|
|
};
|
|
|
|
enum puda_rsrc_complete {
|
|
PUDA_CQ_CREATED = 1,
|
|
PUDA_QP_CREATED,
|
|
PUDA_TX_COMPLETE,
|
|
PUDA_RX_COMPLETE,
|
|
PUDA_HASH_CRC_COMPLETE,
|
|
};
|
|
|
|
struct irdma_sc_dev;
|
|
struct irdma_sc_qp;
|
|
struct irdma_sc_cq;
|
|
|
|
struct irdma_puda_cmpl_info {
|
|
struct irdma_qp_uk *qp;
|
|
u8 q_type;
|
|
u8 l3proto;
|
|
u8 l4proto;
|
|
u16 vlan;
|
|
u32 payload_len;
|
|
u32 compl_error; /* No_err=0, else major and minor err code */
|
|
u32 qp_id;
|
|
u32 wqe_idx;
|
|
bool ipv4:1;
|
|
bool smac_valid:1;
|
|
bool vlan_valid:1;
|
|
u8 smac[ETH_ALEN];
|
|
};
|
|
|
|
struct irdma_puda_send_info {
|
|
u64 paddr; /* Physical address */
|
|
u32 len;
|
|
u32 ah_id;
|
|
u8 tcplen;
|
|
u8 maclen;
|
|
bool ipv4:1;
|
|
bool do_lpb:1;
|
|
void *scratch;
|
|
};
|
|
|
|
struct irdma_puda_buf {
|
|
struct list_head list; /* MUST be first entry */
|
|
struct irdma_dma_mem mem; /* DMA memory for the buffer */
|
|
struct irdma_puda_buf *next; /* for alloclist in rsrc struct */
|
|
struct irdma_virt_mem buf_mem; /* Buffer memory for this buffer */
|
|
void *scratch;
|
|
u8 *iph;
|
|
u8 *tcph;
|
|
u8 *data;
|
|
u16 datalen;
|
|
u16 vlan_id;
|
|
u8 tcphlen; /* tcp length in bytes */
|
|
u8 maclen; /* mac length in bytes */
|
|
u32 totallen; /* machlen+iphlen+tcphlen+datalen */
|
|
refcount_t refcount;
|
|
u8 hdrlen;
|
|
bool ipv4:1;
|
|
bool vlan_valid:1;
|
|
bool do_lpb:1; /* Loopback buffer */
|
|
bool smac_valid:1;
|
|
u32 seqnum;
|
|
u32 ah_id;
|
|
u8 smac[ETH_ALEN];
|
|
struct irdma_sc_vsi *vsi;
|
|
};
|
|
|
|
struct irdma_puda_rsrc_info {
|
|
void (*receive)(struct irdma_sc_vsi *vsi, struct irdma_puda_buf *buf);
|
|
void (*xmit_complete)(struct irdma_sc_vsi *vsi, void *sqwrid);
|
|
enum puda_rsrc_type type; /* ILQ or IEQ */
|
|
u32 count;
|
|
u32 pd_id;
|
|
u32 cq_id;
|
|
u32 qp_id;
|
|
u32 sq_size;
|
|
u32 rq_size;
|
|
u32 tx_buf_cnt; /* total bufs allocated will be rq_size + tx_buf_cnt */
|
|
u16 buf_size;
|
|
u8 stats_idx;
|
|
bool stats_idx_valid:1;
|
|
int abi_ver;
|
|
};
|
|
|
|
struct irdma_puda_rsrc {
|
|
struct irdma_sc_cq cq;
|
|
struct irdma_sc_qp qp;
|
|
struct irdma_sc_pd sc_pd;
|
|
struct irdma_sc_dev *dev;
|
|
struct irdma_sc_vsi *vsi;
|
|
struct irdma_dma_mem cqmem;
|
|
struct irdma_dma_mem qpmem;
|
|
struct irdma_virt_mem ilq_mem;
|
|
enum puda_rsrc_complete cmpl;
|
|
enum puda_rsrc_type type;
|
|
u16 buf_size; /*buf must be max datalen + tcpip hdr + mac */
|
|
u32 cq_id;
|
|
u32 qp_id;
|
|
u32 sq_size;
|
|
u32 rq_size;
|
|
u32 cq_size;
|
|
struct irdma_sq_uk_wr_trk_info *sq_wrtrk_array;
|
|
u64 *rq_wrid_array;
|
|
u32 compl_rxwqe_idx;
|
|
u32 rx_wqe_idx;
|
|
u32 rxq_invalid_cnt;
|
|
u32 tx_wqe_avail_cnt;
|
|
struct shash_desc *hash_desc;
|
|
struct list_head txpend;
|
|
struct list_head bufpool; /* free buffers pool list for recv and xmit */
|
|
u32 alloc_buf_count;
|
|
u32 avail_buf_count; /* snapshot of currently available buffers */
|
|
spinlock_t bufpool_lock;
|
|
struct irdma_puda_buf *alloclist;
|
|
void (*receive)(struct irdma_sc_vsi *vsi, struct irdma_puda_buf *buf);
|
|
void (*xmit_complete)(struct irdma_sc_vsi *vsi, void *sqwrid);
|
|
/* puda stats */
|
|
u64 stats_buf_alloc_fail;
|
|
u64 stats_pkt_rcvd;
|
|
u64 stats_pkt_sent;
|
|
u64 stats_rcvd_pkt_err;
|
|
u64 stats_sent_pkt_q;
|
|
u64 stats_bad_qp_id;
|
|
/* IEQ stats */
|
|
u64 fpdu_processed;
|
|
u64 bad_seq_num;
|
|
u64 crc_err;
|
|
u64 pmode_count;
|
|
u64 partials_handled;
|
|
u8 stats_idx;
|
|
bool check_crc:1;
|
|
bool stats_idx_valid:1;
|
|
};
|
|
|
|
struct irdma_puda_buf *irdma_puda_get_bufpool(struct irdma_puda_rsrc *rsrc);
|
|
void irdma_puda_ret_bufpool(struct irdma_puda_rsrc *rsrc,
|
|
struct irdma_puda_buf *buf);
|
|
void irdma_puda_send_buf(struct irdma_puda_rsrc *rsrc,
|
|
struct irdma_puda_buf *buf);
|
|
int irdma_puda_send(struct irdma_sc_qp *qp, struct irdma_puda_send_info *info);
|
|
int irdma_puda_create_rsrc(struct irdma_sc_vsi *vsi,
|
|
struct irdma_puda_rsrc_info *info);
|
|
void irdma_puda_dele_rsrc(struct irdma_sc_vsi *vsi, enum puda_rsrc_type type,
|
|
bool reset);
|
|
int irdma_puda_poll_cmpl(struct irdma_sc_dev *dev, struct irdma_sc_cq *cq,
|
|
u32 *compl_err);
|
|
|
|
struct irdma_sc_qp *irdma_ieq_get_qp(struct irdma_sc_dev *dev,
|
|
struct irdma_puda_buf *buf);
|
|
int irdma_puda_get_tcpip_info(struct irdma_puda_cmpl_info *info,
|
|
struct irdma_puda_buf *buf);
|
|
int irdma_ieq_check_mpacrc(struct shash_desc *desc, void *addr, u32 len, u32 val);
|
|
int irdma_init_hash_desc(struct shash_desc **desc);
|
|
void irdma_ieq_mpa_crc_ae(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp);
|
|
void irdma_free_hash_desc(struct shash_desc *desc);
|
|
void irdma_ieq_update_tcpip_info(struct irdma_puda_buf *buf, u16 len, u32 seqnum);
|
|
int irdma_cqp_qp_create_cmd(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp);
|
|
int irdma_cqp_cq_create_cmd(struct irdma_sc_dev *dev, struct irdma_sc_cq *cq);
|
|
int irdma_cqp_qp_destroy_cmd(struct irdma_sc_dev *dev, struct irdma_sc_qp *qp);
|
|
void irdma_cqp_cq_destroy_cmd(struct irdma_sc_dev *dev, struct irdma_sc_cq *cq);
|
|
void irdma_puda_ieq_get_ah_info(struct irdma_sc_qp *qp,
|
|
struct irdma_ah_info *ah_info);
|
|
int irdma_puda_create_ah(struct irdma_sc_dev *dev,
|
|
struct irdma_ah_info *ah_info, bool wait,
|
|
enum puda_rsrc_type type, void *cb_param,
|
|
struct irdma_sc_ah **ah);
|
|
void irdma_puda_free_ah(struct irdma_sc_dev *dev, struct irdma_sc_ah *ah);
|
|
void irdma_ieq_process_fpdus(struct irdma_sc_qp *qp,
|
|
struct irdma_puda_rsrc *ieq);
|
|
void irdma_ieq_cleanup_qp(struct irdma_puda_rsrc *ieq, struct irdma_sc_qp *qp);
|
|
#endif /*IRDMA_PROTOS_H */
|