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qed: Add support for QP verbs

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Add support for the slowpath configurations of Queue Pair verbs
which adds, deletes, modifies and queries Queue Pairs.

Signed-off-by: Ram Amrani <Ram.Amrani@caviumnetworks.com>
Signed-off-by: Yuval Mintz <Yuval.Mintz@caviumnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ram Amrani 2016-10-01 21:59:59 +03:00 committed by David S. Miller
parent c295f86e60
commit f109394033
4 changed files with 1413 additions and 0 deletions
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1
drivers/net/ethernet/qlogic/qed/qed_cxt.h
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@ -176,6 +176,7 @@ u32 qed_cxt_get_proto_tid_count(struct qed_hwfn *p_hwfn,
enum protocol_type type);
u32 qed_cxt_get_proto_cid_start(struct qed_hwfn *p_hwfn,
enum protocol_type type);
int qed_cxt_free_proto_ilt(struct qed_hwfn *p_hwfn, enum protocol_type proto);
#define QED_CTX_WORKING_MEM 0
#define QED_CTX_FL_MEM 1

1197
drivers/net/ethernet/qlogic/qed/qed_roce.c
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File diff suppressed because it is too large Load Diff

71
drivers/net/ethernet/qlogic/qed/qed_roce.h
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@ -114,6 +114,72 @@ struct qed_rdma_resize_cnq_in_params {
u64 pbl_ptr;
};
struct qed_rdma_qp {
struct regpair qp_handle;
struct regpair qp_handle_async;
u32 qpid;
u16 icid;
enum qed_roce_qp_state cur_state;
bool use_srq;
bool signal_all;
bool fmr_and_reserved_lkey;
bool incoming_rdma_read_en;
bool incoming_rdma_write_en;
bool incoming_atomic_en;
bool e2e_flow_control_en;
u16 pd;
u16 pkey;
u32 dest_qp;
u16 mtu;
u16 srq_id;
u8 traffic_class_tos;
u8 hop_limit_ttl;
u16 dpi;
u32 flow_label;
bool lb_indication;
u16 vlan_id;
u32 ack_timeout;
u8 retry_cnt;
u8 rnr_retry_cnt;
u8 min_rnr_nak_timer;
bool sqd_async;
union qed_gid sgid;
union qed_gid dgid;
enum roce_mode roce_mode;
u16 udp_src_port;
u8 stats_queue;
/* requeseter */
u8 max_rd_atomic_req;
u32 sq_psn;
u16 sq_cq_id;
u16 sq_num_pages;
dma_addr_t sq_pbl_ptr;
void *orq;
dma_addr_t orq_phys_addr;
u8 orq_num_pages;
bool req_offloaded;
/* responder */
u8 max_rd_atomic_resp;
u32 rq_psn;
u16 rq_cq_id;
u16 rq_num_pages;
dma_addr_t rq_pbl_ptr;
void *irq;
dma_addr_t irq_phys_addr;
u8 irq_num_pages;
bool resp_offloaded;
u8 remote_mac_addr[6];
u8 local_mac_addr[6];
void *shared_queue;
dma_addr_t shared_queue_phys_addr;
};
int
qed_rdma_add_user(void *rdma_cxt,
struct qed_rdma_add_user_out_params *out_params);
@ -135,6 +201,11 @@ void qed_rdma_cnq_prod_update(void *rdma_cxt, u8 cnq_index, u16 prod);
void qed_rdma_resc_free(struct qed_hwfn *p_hwfn);
void qed_async_roce_event(struct qed_hwfn *p_hwfn,
struct event_ring_entry *p_eqe);
int qed_rdma_destroy_qp(void *rdma_cxt, struct qed_rdma_qp *qp);
int qed_rdma_modify_qp(void *rdma_cxt, struct qed_rdma_qp *qp,
struct qed_rdma_modify_qp_in_params *params);
int qed_rdma_query_qp(void *rdma_cxt, struct qed_rdma_qp *qp,
struct qed_rdma_query_qp_out_params *out_params);
#if IS_ENABLED(CONFIG_INFINIBAND_QEDR)
void qed_rdma_dpm_bar(struct qed_hwfn *p_hwfn, struct qed_ptt *p_ptt);

144
include/linux/qed/qed_roce_if.h
View File

@ -43,6 +43,17 @@
#define QED_RDMA_MAX_CNQ_SIZE (0xFFFF)
/* rdma interface */
enum qed_roce_qp_state {
QED_ROCE_QP_STATE_RESET,
QED_ROCE_QP_STATE_INIT,
QED_ROCE_QP_STATE_RTR,
QED_ROCE_QP_STATE_RTS,
QED_ROCE_QP_STATE_SQD,
QED_ROCE_QP_STATE_ERR,
QED_ROCE_QP_STATE_SQE
};
enum qed_rdma_tid_type {
QED_RDMA_TID_REGISTERED_MR,
QED_RDMA_TID_FMR,
@ -292,6 +303,128 @@ struct qed_rdma_destroy_cq_out_params {
u16 num_cq_notif;
};
struct qed_rdma_create_qp_in_params {
u32 qp_handle_lo;
u32 qp_handle_hi;
u32 qp_handle_async_lo;
u32 qp_handle_async_hi;
bool use_srq;
bool signal_all;
bool fmr_and_reserved_lkey;
u16 pd;
u16 dpi;
u16 sq_cq_id;
u16 sq_num_pages;
u64 sq_pbl_ptr;
u8 max_sq_sges;
u16 rq_cq_id;
u16 rq_num_pages;
u64 rq_pbl_ptr;
u16 srq_id;
u8 stats_queue;
};
struct qed_rdma_create_qp_out_params {
u32 qp_id;
u16 icid;
void *rq_pbl_virt;
dma_addr_t rq_pbl_phys;
void *sq_pbl_virt;
dma_addr_t sq_pbl_phys;
};
struct qed_rdma_modify_qp_in_params {
u32 modify_flags;
#define QED_RDMA_MODIFY_QP_VALID_NEW_STATE_MASK 0x1
#define QED_RDMA_MODIFY_QP_VALID_NEW_STATE_SHIFT 0
#define QED_ROCE_MODIFY_QP_VALID_PKEY_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_PKEY_SHIFT 1
#define QED_RDMA_MODIFY_QP_VALID_RDMA_OPS_EN_MASK 0x1
#define QED_RDMA_MODIFY_QP_VALID_RDMA_OPS_EN_SHIFT 2
#define QED_ROCE_MODIFY_QP_VALID_DEST_QP_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_DEST_QP_SHIFT 3
#define QED_ROCE_MODIFY_QP_VALID_ADDRESS_VECTOR_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_ADDRESS_VECTOR_SHIFT 4
#define QED_ROCE_MODIFY_QP_VALID_RQ_PSN_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_RQ_PSN_SHIFT 5
#define QED_ROCE_MODIFY_QP_VALID_SQ_PSN_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_SQ_PSN_SHIFT 6
#define QED_RDMA_MODIFY_QP_VALID_MAX_RD_ATOMIC_REQ_MASK 0x1
#define QED_RDMA_MODIFY_QP_VALID_MAX_RD_ATOMIC_REQ_SHIFT 7
#define QED_RDMA_MODIFY_QP_VALID_MAX_RD_ATOMIC_RESP_MASK 0x1
#define QED_RDMA_MODIFY_QP_VALID_MAX_RD_ATOMIC_RESP_SHIFT 8
#define QED_ROCE_MODIFY_QP_VALID_ACK_TIMEOUT_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_ACK_TIMEOUT_SHIFT 9
#define QED_ROCE_MODIFY_QP_VALID_RETRY_CNT_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_RETRY_CNT_SHIFT 10
#define QED_ROCE_MODIFY_QP_VALID_RNR_RETRY_CNT_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_RNR_RETRY_CNT_SHIFT 11
#define QED_ROCE_MODIFY_QP_VALID_MIN_RNR_NAK_TIMER_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_MIN_RNR_NAK_TIMER_SHIFT 12
#define QED_ROCE_MODIFY_QP_VALID_E2E_FLOW_CONTROL_EN_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_E2E_FLOW_CONTROL_EN_SHIFT 13
#define QED_ROCE_MODIFY_QP_VALID_ROCE_MODE_MASK 0x1
#define QED_ROCE_MODIFY_QP_VALID_ROCE_MODE_SHIFT 14
enum qed_roce_qp_state new_state;
u16 pkey;
bool incoming_rdma_read_en;
bool incoming_rdma_write_en;
bool incoming_atomic_en;
bool e2e_flow_control_en;
u32 dest_qp;
bool lb_indication;
u16 mtu;
u8 traffic_class_tos;
u8 hop_limit_ttl;
u32 flow_label;
union qed_gid sgid;
union qed_gid dgid;
u16 udp_src_port;
u16 vlan_id;
u32 rq_psn;
u32 sq_psn;
u8 max_rd_atomic_resp;
u8 max_rd_atomic_req;
u32 ack_timeout;
u8 retry_cnt;
u8 rnr_retry_cnt;
u8 min_rnr_nak_timer;
bool sqd_async;
u8 remote_mac_addr[6];
u8 local_mac_addr[6];
bool use_local_mac;
enum roce_mode roce_mode;
};
struct qed_rdma_query_qp_out_params {
enum qed_roce_qp_state state;
u32 rq_psn;
u32 sq_psn;
bool draining;
u16 mtu;
u32 dest_qp;
bool incoming_rdma_read_en;
bool incoming_rdma_write_en;
bool incoming_atomic_en;
bool e2e_flow_control_en;
union qed_gid sgid;
union qed_gid dgid;
u32 flow_label;
u8 hop_limit_ttl;
u8 traffic_class_tos;
u32 timeout;
u8 rnr_retry;
u8 retry_cnt;
u8 min_rnr_nak_timer;
u16 pkey_index;
u8 max_rd_atomic;
u8 max_dest_rd_atomic;
bool sqd_async;
};
struct qed_rdma_create_srq_out_params {
u16 srq_id;
};
@ -368,6 +501,17 @@ struct qed_rdma_ops {
int (*rdma_destroy_cq)(void *rdma_cxt,
struct qed_rdma_destroy_cq_in_params *iparams,
struct qed_rdma_destroy_cq_out_params *oparams);
struct qed_rdma_qp *
(*rdma_create_qp)(void *rdma_cxt,
struct qed_rdma_create_qp_in_params *iparams,
struct qed_rdma_create_qp_out_params *oparams);
int (*rdma_modify_qp)(void *roce_cxt, struct qed_rdma_qp *qp,
struct qed_rdma_modify_qp_in_params *iparams);
int (*rdma_query_qp)(void *rdma_cxt, struct qed_rdma_qp *qp,
struct qed_rdma_query_qp_out_params *oparams);
int (*rdma_destroy_qp)(void *rdma_cxt, struct qed_rdma_qp *qp);
};
const struct qed_rdma_ops *qed_get_rdma_ops(void);